SOLIDWORKS 2006 USER GUIDE

BIN DCH: O CHI LNG H NI 1/2006

Giao din ngi dng Khi qut Hnh minh ha di m t nhng thnh phn chnh ca giao din ngi dng SolidWorks.

Thanh trnh n iu khin bin th iu khin thuc

tnh

Cy FeatureManager

(iu khin lnh)

Vng ha

Cc thanh cng c CommandManager

Task Pane (bng tc v)

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Vng ha Triad (3 trc ta ) tham kho Mt triad xut hin trong cc ti liu part v assembly gip bn nh hng khi quan st cc m hnh. Triad ny ch tham kho, bn khng th chn n hoc dng n nh mt im tham chiu. Bn c th n triad v c th xc nh mu cho n.

Hin th hoc n triad:

1. Click Tools, Options, System Options, Display/Selection. 2. Chn hoc hy kim Display reference triad, ri click OK.

Xc nh cc mu cho triad:

1. Click Tools, Options, System Options, Colors. 2. Di System Colors, chn mt trong nhng mc sau ri click Edit xc nh mt mu

mi.

X axis of Reference Triad Y axis of Reference Triad Z axis of Reference Triad

Nhn ca trc cng mu vi trc .

3. Xc nh mt mu mi ri click OK ng hp thoi Color. 4. Click OK ng hp thoi Options.

Chp nhn lnh

Bn c vi cch nhanh chng truy cp cc lnh dng hnh. Sau khi to mt hnh xem trc ca lnh dng hnh, bn c th:

Right-click v chn OK hoc Cancel t trnh n tt.

Right-click khi con tr i thnh chp nhn hnh xem trc hoc click tr li m khng chp nhn gi tr ny.

Gc xc nhn Mt cch khc xc nhn cc lnh l dng Gc xc nhn. Bn c th: Click cc biu tng OK hoc Cancel xut hin trong gc xc

nhn ca vng ha SolidWorks.

Click biu tng Exit Sketch trong gc xc nhn kt thc sketch hoc click biu tng Cancel Sketch ngn khng thay i sketch.

ng gc xc nhn, click Tools, Options, System Options, General, v hy Enable Confirmation Corner.

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Bng thuc tnh

Trong mt bng thuc tnh ang kch hot, bn c th:

Click OK hoc nhn Enter.

Click Cancel hoc nhn Esc.

Quick Tips

Quick Tips (nhc mo) l mt b cc thng bo xut hin khi bn ang to cc ti liu SolidWorks. Nhng thng bo ny cung cp mt s gi v ty chn trn c s nhim v ang thc hin. Rt nhiu thng bo c cc siu lin kt; click vo siu lin kt xem cc mc c lin kt trong ca s SolidWorks.

Quick Tips khng xut hin khi Online Tutorial c kch hot.

C bn biu tng kt hp vi trng thi Quick Tips. Chng xut hin gc phi di ca ca s SolidWorks:

Biu tng Trng thi

C sn, nhng ang khng hin th

ang hin th

Khng c

Tm thi khng xut hin

bt Quick Tips:

Click Help, Quick Tips hoc click .

To turn off Quick Tips:

Click Help, Quick Tips, hoc click .

Quick Tips c trng theo tng kiu. V d, nu bn c Quick Tips hin th trong mt ti liu part ang m v bn click , Quick Tips s khng xut hin trong kiu part na. Nhng nu bn m mt ti liu assembly, Quick Tips li xut hin.

Cc Callout v Handle Callout Callout l cc hp k t xut hin trong vng ha khi bn dng mt s cng c no . Chng gip bn d dng phn bit cc thc th khc nhau. V d, nhng callout ny cho thy bin dng sweep v ng dn sweep. Bn c th ko nhng callout n v tr khc nhng bn khng th dng chng thay i cc thuc tnh ca thc th m chng ang ch dn. Mt s callout, v d nh cho lnh chamfer, hin th c hnh dng m bn c th sa i.

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Handle

Cc Handle cho php bn click, di chuyn v t cc tham s no ngay trong vng ha. Mu ca handle t trong Tools, Options, System Options, Colors, trong hp System colors. Mu ca cc handle kch hot l mu Highlight. Cc handle khng kch hot l mu Inactive Entities.

Cc Handle ko di theo chiu cao ca khi extrusion. Ko handle ny c c chiu cao thch hp.

Bn cng c th ko con tr (thay v ko handle) c c chiu cao thch hp. Click handle, ri ko con tr theo hng ca n. Mt loi handle c mt u mi tn v loi khc c hai u mi tn gip bn thy hng m n tc ng.

Cc hnh xem trc c t bng v ng

Cc hnh xem trc t bng

Cc hnh t bng gip bn thy r nhng c im m bn ang to ra. V d, Khi bn to mt khi extrude, cng lc vi s xut hin ca bng thuc tnh Extrude, khi ny c biu din bng mt hnh xem trc t bng. Bn c th rotate, pan, zoom v t cc cng nhn tiu chun trong khi vn duy tr hnh xem trc t bng ny. ci thin tc , bn c th tt chc nng t bng trong Tools, Options, System Options, Performance.

Hnh xem trc ng

Khi bn to hoc sa i mt c im c h tr hnh xem trc ng, bn s thy hnh xem trc chuyn ng nh th no trong vng ha khi bn di chuyn con tr. Trc tin, hnh xem trc t bng xut hin. Click mt handle ca hnh xem trc ri ko con tr thy hnh xem trc ng.

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Click handle nh th ny

Ko con tr thy hnh xem trc ng

Cc ty chn mu h thng

Thit lp cc mu trong drawing, assembly, sketch, li, nn v.v Bn cng c th thay i mu cho cy FeatureManager hoc Bng thuc tnh.

t mu h thng:

1. Click Options trn thanh cng c Standard, hoc click Tools, Options. 2. Chn Colors. 3. Chn cc ty chn c m t di y ri click OK.

Reset All s a tr li tt c cc ty chn h thng v mc nh, khng ch trong ti liu ang kch hot.

System colors

System Colors. Hin th mt danh sch cc mc m bn c th sa i mu. Chn mt mc v click Edit.

PropertyManager Color. Thit lp mu nn cho bng thuc tnh. PropertyManager Skin. Thit lp mu nn (hoa vn) cho bng thuc tnh.

Skins c u tin trn mu s trong bng thuc tnh. Nu bn mun mu nn xut hin trong bng thuc tnh, hy t PropertyManager Skin l None.

Reset All To Defaults. a tt c cc mu tr li cc gi tr mc nh. Save As Scheme. Lu cc thit lp mu cho SolidWorks hin th. Sau khi bn lu cc s

mu, bn c th chn n t Current Color Scheme.

Additional Options

Current Color Scheme. Chn mt s . Cc s c th xc nh mu cho bng thuc tnh v cc mu h thng khc. Cc s ny c to bng Save As Scheme xut hin trong danh mc. Click Delete xa mt s mu. khng xa, click Cancel.

Use gradient background. Mu nn bin thin p dng cho vng ha v (nu ty chn sau c chn) v bng thuc tnh. Xc nh cc mu cho Top Gradient Color v Bottom Gradient Color di System colors.

Match graphics area and FeatureManager backgrounds. p dng cng mt mu nn cho vng ha v cy FeatureManager.

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Use specified color for Shaded With Edges mode. p dng mu xc nh cho cc cnh ca m hnh khi trong ch Shaded With Edges . Xc nh mt mu cho Edges in Shaded With Edges Mode di System colors. Khi khng chn, cc cnh s c cng mu nh m hnh nh hi sm hn.

Use specified colors when editing parts in assemblies. p dng cc mu xc nh cho cc b mt, feature v hnh khi ca m hnh trong khi sa i (v c nhng m hnh khng sa i) trong mi trng t hp. Xc nh cc mu cho Assembly, Edit Part, Assembly, Non-Edit Parts, v Assembly, Hidden Lines of Edit Part di System colors.

Go To Document Colors (ch vi cc part v assembly). Theo cc mu ty chn ca ti liu.

Split Graphics Area Display

Bn c th chia vng ha thnh hai hoc bn phn v hin th cc hng khc nhau ca cng mt m hnh part hoc assembly trong mi phn. Bn cng c th chia panel bn tri vng ha hoc m mt ca s mi.

Bn cng c th chia vng ha bng Viewports.

chia vng ha:

1. Ti nh ca thanh cun ng hoc mt tri thanh cun ngang, t con tr ln hp chia . 2. Khi con tr i thnh , hy ko xung hoc ko sang phi hay double-click tch mn

hnh thnh hai na.

3. iu chnh hng cc cng nhn, zoom cho tng phn.

thi chia mn hnh:

1. t con tr ln cc thanh chia gia vng ha. 2. Khi con tr i thnh , double-click hoc ko thanh chia v im gc.

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Cc ca s ti liu

Trong ng dng SolidWorks, mi part, assembly v drawing c m trong mt ti liu v mi ti liu li c hin th trong mt ca s ring. (Tuy mt ti liu drawing c th cha nhiu trang in).

Phn chnh ca ca s ny, ni m hnh hoc bn v c hin th, l vng ha. Phn bn tri l cy FeatureManager, bng thuc tnh PropertyManager, v

ConfigurationManager. Bn c th m nhiu ca s ti liu part, assembly v drawing ng thi. Bn cng c th c

nhiu cng nhn ng thi nhn thy c ca mt ti liu vi vic m ca s mi bng cch chia vng ha hoc vi viewports.

sp xp cc ca s, bn c th ko cc thanh tiu ca chng v c th thay i c ca chng bng cch ko cc gc. Bn cng c th, t trnh n Window, chn Cascade, Tile Vertically, hoc Tile Horizontally hay viewports.

sp xp li ca s SolidWorks, bn c th du cc ti liu ang m. Click Minimize gc phi trn ca ca s ti liu. Mt biu tng s xut hin bn di ca s SolidWorks. Nu khng thy biu tng ny, c th n khut sau cc ti liu khc. Chnh li c cc ca s ang m nu cn. Click Window, Arrange Icons sp xp chng di y ca s SolidWorks.

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Mt hoa th (*) bn cnh tn ti liu trn thanh tiu cho bit n c s thay i k t ln lu sau cng.

Click Window, Close All ng tt c cc ti liu ang m. Bn s c nhc lu nhng ti liu cha c lu.

Cc cng nhn

Bn c th xem cc m hnh v bn v qua mt, hai hoc bn cng nhn.

xem bn cng nhn:

Click Four View (thanh cng c View) hoc Window, Viewport, Four View.

Bn c th chn kiu sp xp cng nhn t trnh n Window hoc thanh cng c Standard Views:

Tn gi Hin th cng nhn

Single View Ngi dng t xc nh

Two View - Horizontal

Cc hnh chiu ng v Bng

Two View - Vertical Cc hnh chiu ng v Phi

Four View Cc hnh chiu ng, Phi, Bng v Trc o (Gc th ba), hoc ng, Tri, Bng v Trc o (Gc th nht). Xc nh First Angle hoc Third Angle trong Tools, Options, System Options, Display/Selection.1

View pop-up menus ti gc tri di mi cng nhn hin th hng hin thi. Trnh n View pop-up ca ca s ang kch hot khc mu vi nhng trnh n cc cng

nhn khc. chn mt hng hoc cng c nhn khc, click trnh n ny. Khi bn chuyn t ch nhiu cng nhn v mt cng nhn, m hnh s hin th theo

hng ca cng ang c kch hot. Nu sau bn li chuyn sang ch nhiu cng nhn, cc hng li c t theo mc nh.

Bn c th thay i hng ny hoc quay m hnh trong cng nhn bt k v cc cng ny c lp vi nhau.

Bn c th lin kt cc cng nhn vung gc. Cc cng khng vung gc (nh Isometric, Trimetric, v.v hoc cc hng ca ngi dng) khng lin kt c.

lin kt cc hnh chiu vung gc:

1 Theo h Ansi, cc hnh chiu c sp xp theo Gc th ba nh sau: ng gia, Phi bn phi, Bng trn... Theo h Iso, cc hnh chiu c sp xp theo Gc th nht nh sau: ng gia, Phi bn tri, Bng di

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Click Link Views (thanh cng c Standard Views) hoc Window, Link Views.

Biu tng trn trnh n View bay ra cho thy cc cng nhn c lin kt.

Cc tnh nng ca nhng cng nhn c lin kt:

Cc lnh Zoom v Pan lin kt vi tt c cc cng nhn vung gc. Xoay cng nhn bng con tr khng kh dng. Nu bn xoay mt cng nhn vung gc, n s khng cn c lin kt na. Nu ang c cc cng c lin kt, bn xoay mt cng v hng vung gc th n cng

c lin kt.

Document Templates (cc ti liu mu) Mu l nhng ti liu (cc ti liu part, drawing, v assembly) bao gm nhng tham s thit lp ca ngi dng. Khi bn m mt part, drawing, hoc assembly mi, hy chn mt template to mt ti liu mi.

Cc Template cho php bn lu nhiu kiu ti liu part, drawing, hoc assembly khc nhau, ty theo nhu cu ca bn. Mt template c th l mt ti liu part, drawing, hoc assembly m bn lu nh l mt template. V d, bn c th to:

Mt ti liu template dng h mt v mt template khc dng h inch. Mt ti liu template dng tiu chun o lng h ANSI v mt template khc dng h ISO.

Bn c th sp xp cc template ca mnh bng cch t chng vo nhn different tabs trong hp thoi New SolidWorks Document.

Nu bn dng cc n v o lng nh nh angstroms, nanometers, microns, mils, hoc microinches, c th bn mun to cc template c bit lm c s cho cc ti liu dng nhng n v ny.

Cc template c th gm nhng thit lp cc thuc tnh ti liu Document Properties nh:

Khong cc li Kiu nt gy ca hnh chiu t Kiu kch thc Kiu mi tn ghi ch Kiu nh s chi tit my Kiu v c mi tn mt ct Kiu v c ch Khi lng ring ca vt liu

To mt template:

1. Click New trn thanh cng c Standard, hoc click File, New. 2. Trong hp thoi ny, double-click mc tng ng cho kiu template bn cn: Part,

Assembly, hoc Drawing. 3. Click Options trn thanh cng c Standard, hoc click Tools, Options. 4. Trn nhn Document Properties, chn cc option thch hp vi bn, ri click OK.

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Ch nhng option trn nhn Document Properties mi c lu trong template.

5. Click File, Save As. 6. Trong danh mc Save as type, chn mt kiu template:

Part Templates (*.prtdot) Assembly Templates (*.asmdot) Drawing Templates (*.drwdot)

6. G mt ci tn vo hp File name. Phn m rng s c t ng gn vo. 7. Tm n th mc bn mun lu template ny, ri click Save.

Khi qut v s la chn

Pht sng Nhn thy sng: - Cc mc c chn - Cc mc sn sng chn (pht sng ng) - Cho thy cc tng quan hnh hc trong cc sketch

Cng c Select Dng : - Chn cc i tng - Thot khi mt lnh v tr v ch chn

Chn kiu hp Ko mt hp t tri sang phi chn nhiu i tng mt ln, nhng i tng ny phi nm gn trong hp.

Chn kiu ct qua Ko mt hp t phi sang tri chn nhiu i tng mt ln, nhng i tng ny phi nm trong hp hoc b hp ct qua.

Chn vi b lc Xc nh cc b lc trn thanh cng c Selection Filter gii hn nhng kiu i tng s c chn.

Chn theo vng (Select Loop)

Chn mt vng cc cnh ni vi nhau trong mt part, gm c nhng cnh khut.

Chn theo tip tuyn (Select Tangent)

Chn mt chui cc ng cong, cnh hoc mt tippe tuyn trong mt m hnh, gm c nhng i tng khut.

Chn theo xch (Select Chain)

Chn mt chui cc i tng trong hnh v sketch.

Truy bt (Object Snaps) Truy bt cc i tng trong sketche. Chn i tng khc (Select Other)

Chn cc i tng b khut trong mt m hnh. Right-click mt mt n n i v cho php nhn thy cc i tng bn trong m hnh ny. Cc i tng di con tr v mt b n s c chn.

Chn xuyn qua vt trong sut (Select through Transparency)

Chn cc i tng pha sau cc i tng trong sut (cc mt hoc vt th trong sut).

Chn t cy FeatureManager

- Chn bng con tr - Tm theo k t

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V trong SolidWorks Khi nim Rt nhiu lnh ca SolidWorks c bt u bng mt bin dng 2D. Bn cng c th to cc hnh v 3D trong SolidWorks. Trong mt hnh v 3D, cc i tng v tn ti trong khng gian 3D; chng khng i hi phi xc nh mt mt phng v c th.

Bn c th tt bt hin th ca cc hnh v trong vng ha khi bn click View, Sketches.

Sketch

Khi bn m mt ti liu part mi, trc tin bn s to mt bin dng. Bin dng ny l c s ca mt m hnh 3D. Bn c th to bin dng trn mt mt ta mc nh bt k (Front Plane, Top Plane, v Right Plane), hoc trn mt mt phng c to ra. Bn c th bt u bng cch chn:

Cc cng c v Sketch entity (line, circle vn vn) Cng c Sketch Cc mt ta Extruded Boss/Base hoc Revolved Boss/Base trn thanh cng c Features.

Bn cng c th to mt sketch trn mt b mt phng, mt spline1trn mt b mt cong, hoc trn b mt ca mt khi.

Bt u v bng mt cng c Sketch entity hoc vi cng c Sketch:

1. Click mt cng c Sketch entity (line, circle, vn vn) trn thanh cng c Sketch.

- hoc -

Click Sketch trn thanh cng c Sketch, hoc click Insert, Sketch.

2. Chn mt trong ba mt ta (Front Plane, Top Plane, v Right Plane) ang hin th.

Mt ny lin quay hng Normal to.2

3. To mt hnh v vi cng c v, hoc chn mt cng c trn thanh cng c Sketch v to mt hnh v.

4. Ly kch thc cho i tng va v ny. 5. Thot khi hnh v, hoc click Extruded Boss/Base hoc Revolved Boss/Base trn

thanh cng c Features.

Bt u v vi mt mt ta :

1 ng cong bc cao, cn gi l phc tuyn.

2 Quay trc din vi bn.

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Chn mt mt ta trong cy FeatureManager v click mt cng c v hoc hoc click Sketch trn thanh cng c Sketch.

Mt ta ny quay hng Normal to.

To mt hnh v v lm theo cc bc 4 n 5 nh th tc trc.

Bt u v vi mt lnh Extruded hoc Revolved Boss/Base1:

1. Click Extruded Boss/Base hoc Revolved Boss/Base trn thanh cng c Features, hoc click Insert, Boss/Base, Extrude hoc Boss/Base, Revolve.

2. Chn mt trong ba mt ta (Front Plane, Top Plane, v Right Plane) ang hin th.

Mt ta ny quay hng Normal to.

3. To mt hnh v vi cng c v, hoc chn mt cng c trn thanh cng c Sketch v to mt hnh v.

Hnh v ny phi khp kn.

4. ng sketch ny m Bng thuc tnh ca lnh m bn chn. 5. To mt m hnh v click OK .

Sa i mt hnh v c sn:

Click Sketch trn thanh cng c Sketch, hoc click Insert, Sketch. Chn mt hnh v c sn sa i.

- hoc -

Right-click mt hnh v c sn trong cy FeatureManager, hoc right-click mt nt v trong vng ha v chn Edit Sketch.

To mt hnh v mi trong mt m hnh vi cc hnh v c sn:

Click mt cng c sketch trn thanh cng c Sketch, v d nh Rectangle .

- hoc -

Click Sketch trn thanh cng c Sketch, hoc click Insert, Sketch.

2. Click mt mt ta , mt phng, hoc mt cnh ca m hnh to mt hnh v mi, hoc click Base/Boss Extrude hoc Base/Boss Revolve .

3. Nu bn click Sketch trong bc 1, hoc mt lnh trong bc 2, hy click mt cng c trn thanh cng c Sketch to mt hnh v.

1 Trong cc phin bn trc, ngi dng phi v trc ri mi gi lnh dng m hnh, vi phin bn ny, c th gi lnh dng m hnh trc ri v sau.

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4. To ra hnh v v ly kch thc cc i tng v ny.

5. Thot khi hnh v, hoc click Extruded Boss/Base hoc Revolved Boss/Base trn thanh cng c Features.

Bn cng c th to mt hnh v mi bng cch chp cc nt v t mt hnh v c trc.

S phc tp ca hnh v

Cc hnh v cn c mc phc tp th no?

Trong nhiu trng hp, bn c th c cng mt kt qu t vic to mt lnh extrude vi mt bin dng phc tp, hoc t mt lnh extrude vi bin dng n gin v b sung thm mt s lnh khc. (Bn thng gp phi s la chn nh vy mi khi to mt khi c s ca m hnh).

V d, nu cc cnh ca mt khi extrusion cn v trn, bn c th v mt bin dng phc tp (A) hoc v mt bin dng n gin ri thm lnh fillet sau (B).

A Bin dng phc tp

B Bin dng n gin

thm lnh fillet

C nhng iu cn phi cn nhc nh sau:

Cc bin dng phc tp ti lp nhanh hn. Cc gc ln trong bin dng c th c tnh ton nhanh hn cc lnh fillet, nhng cc bin dng phc tp c th kh v v hiu chnh.1

Cc bin dng n gin linh hot v d iu khin hn. Cc lnh ring c th c sp xp hoc chn li, nu cn.

1 Mi khi thc hin hoc sa i xong mt lnh dng hnh, m hnh li cn c ti lp cp nht nhng b sung hoc sa i mi. Qu trnh ti lp ny lu hay mau thy thuc vo tc my tnh, phc tp ca m hnh v s lng cc lnh dng hnh. V vy, nu v bin dng n gin, bn s phi b sung thm mt s lnh na, khin cho qu trnh ti lp mt nhiu thi gian hn (vi giy) so vi vic v mt bin dng phc tp v khng cn b sung thm cc lnh khc. Tuy nhin, i vi SW, vic v 2D c v kh hn vic thc hin lnh 3D, cc lnh 3D d iu khin v linh hot hn, v li, thi gian ti lp m hnh c nhiu lnh cng khng lu hn m hnh t lnh bao nhiu. V vy, trong a s trng hp, nn s dng mt bin dng n gin ri b sung thm cc lnh khc hon thin m hnh.

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Lm vic trong mt Sketch

Trong mt sketch ang m, ca s SolidWorks hin th:

Bng CommandManager vi thanh cng c Sketch kch hot Thng tin v sketch trong thanh trng thi Gc ta ca sketch Li sketch

Thanh trng thi

C nhng thng tin sau trong thanh trng thi ti y ca s sketch:

Ta v tr con tr khi v. Trng thi ca hnh v: Over Defined, Under Defined, hoc Fully Defined.1 Dng ch "Editing Sketch." iu l hin nhin, rng bn ang trong ch v (sketch

mode) nu khng hin th li trong khi bn ang lm vic. M t ca mt mc trnh n hoc nt cng c khi con tr trn mc . Dng m t ny

nm bn tri thanh trng thi.

Hin th hoc n thanh trng thi:

Click View, Status Bar.

Gc ta Sketch

Gc ta sketch c mu trong mt sketch ang m. N gip bn bit ta ca sketch ny.

Mi sketch trong m hnh u c gc ca ring mnh, V vy, thng c nhiu gc sketch trong mt m hnh. Khi mt sketch ang m, bn khng th tt hin th gc ca n.

Truy bt

Cc ng truy bt xut hin cng vi con tr, ch truy bt v cc tng quan i vi hin th ha sao cho cc i tng sketch tc ng th no i vi nhng i tng khc.

Cc ng truy bt

Cc ng truy bt l nhng ng nt t, xut hin khi bn v. Khi con tr n gn nhng im c bit, nh trung im, cc ng truy bt s hng dn bn to tng quan i vi cc i tng v c sn.

Con tr

Con tr th hin thng bo khi n trn mt tng quan hnh hc (v d, trn mt giao im), cng c g ang c kch hot (line hoc circle), v cc kch thc (gc v bn knh mt cung trn). Nu con tr hin th mt tng quan nh horizontal, tng quan ny s c t ng gn cho i tng .

1 l: Siu nh v (tha yu t xc nh), cha xc nh v hon ton xc nh.

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Cc tng quan khng hin th nu hy kim Enable snapping. Khi bn hy kim Enable snapping, Automatic Relations cng b v hiu.

Truy bt Sketch

Ch truy bt Sketch c bt theo mc nh. Khi bn v, biu tng Sketch Snaps xut hin. hy ch truy bt Sketch, click Tools, Options, System Options, Relations/Snaps v hy Enable snapping.

Bn c th dng Quick Snaps hin th Sketch Snaps ring nu Enable snapping b hy. Quick Snaps tp trung vo mt s thao tc ring khi cng c v hin thi ang kch hot. dng Quick Snaps, right-click trong mt sketch ang kch hot, chn Quick Snaps, v chn ch truy bt thch hp.

Cc tng quan

b sung cho Sketch Snaps, bn c th hin th cc biu tng m t tng quan gia cc i tng sketch. Khi bn v, cc i tng ny hin th cc biu tng m t s truy bt; khi bn click cho bit mt i tng v xong, cc tng quan s hin th. hin th cc tng quan, chn View, Sketch Relations.

Cc kiu v

C hai kiu v trong 2D: click-drag hoc click-click. SolidWorks xc nh kiu v nh sau:

Nu bn click im th nht v ko, bn s v kiu click-drag. Nu bn click im th nht ri th chut, bn s v kiu click-click.

Khi bn v bng kiu click-click v im cui ca nt v trng vo im mt ca mt nt c trc, cng c ny vn tip tc c kch hot nhng khng cho thy hnh xem trc ca nt v t v tr cui cng ny.

Cc hnh v 3D ch dng kiu click-drag.

Khi cc cng c Line v Arc dng trong kiu click-click, chng s to ra mt chui nt v khi bn click. kt thc v, lm mt trong nhng ng tc sau:

Double-click kt thc chui nt v v vn cng c ny c kch hot. Right-click v chn End chain, kt qu nh double-clicking. Nhn Esc kt thc v v tt cng c ny. Di chuyn con tr ra ngoi vng ha dng v. Sau , bn c th chn cng c khc

ng thi vi vic dng chui nt v.

Auto transitioning

Bn c th chuyn t v on thng sang v cung trn v ngc li m khng cn chn cng c v cung trn.

T ng chuyn i gia v on thng v cung trn:

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1. Click Line trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Line v v mt on thng.

2. Click im cui ca on thng ri di chuyn con tr ra ch khc.

Hnh xem trc cho thy mt on thng na.

3. Di chuyn con tr tr li im mt va ri v li di chuyn con tr ra ngoi ln na.

Hnh xem trc cho thy mt cung trn.

4. Click t cung trn ny. 5. Di chuyn con tr ra ngoi im cui cung trn.

Hnh xem trc cho thy mt on thng. Bn c th v tip mt on thng hoc thay bng mt cung trn nh bc 3.

chuyn i gia v on thng v cung trn t mt im cui, hy nhn A.

Thot Sketch

Bn thot khi mt sketch khi bn:

To mt lnh dng hnh t mt bin dng sketch. V d, khi bn thc hin lnh extrude t mt sketch.

Click Rebuild trn thanh cng c Standard, hoc click Edit, Rebuild. Click Exit Sketch trn thanh cng c Sketch. Click Insert, Exit Sketch. Chn Exit Sketch t trnh n tt1.

Click Exit Sketch hoc Cancel trong gc xc nhn. Click Edit, Exit Sketch without Saving Changes.

1 Tnh n tt c truy cp bng cch nhn nt phi chut.

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Truy bt Cc kiu truy bt Sketch

Sketch Snaps Cng c

M t

Endpoints and sketch points

Truy bt im mt ca cc i tng sketch : cc on thng, a gic, hnh ch nht, hnh bnh hnh, gc ln, cung trn, parabola, cung ellipse, splines, im, gc vt v ng tm, tm ca cung trn.

Center Points

Truy bt tm cc i tng sketch sau: ng tr, cung trn, gc ln, parabola v cng ellipse.

Mid-Points

Truy bt im gia ca cc on thng, a gic, hnh ch nht, hnh bnh hnh, cung trn, cung ellipse, spline, cc im, vt cnh v ng tm.

Quadrant Points

Truy bt cc im trc hng phn t ng trn, cung trn, gc ln, parabola, ellipse, v cung ellipses.

Intersections

Truy bt cc giao im.

Nearest

H tr tt c cc i tng. Hy Nearest, cho php tt c cc kiu truy bt. Con tr khng cn chm trc tip vo cc i tng sketch khc cho thy s truy bt hoc dng ti im . Chn Nearest, v s truy bt ch c php khi con tr tip xc vi im truy bt.

Tangent

Truy bt im tip tuyn trn cc ng trn, cung trn, gc ln, parabola, ellipse, cung ellipse v spline.

Perpendicular

Truy bt im mt ca mt on thng sao cho n vung gc vi on khc.

Parallel

To mt on thng song song vi cc on thng khc.

Horizontal/vertical lines

Truy bt mt on thng ng so vi mt on thng nm ngang v ngc li.

Horizontal/vertical to points

Truy bt mt on thng ng hoc nm ngang i vi mt im c sn.

Length

Truy bt cc on thng c chiu di bng s nguyn mt li t, khng cn hin th li.

Grid

Truy bt cc i tng sketch vn truy bt cc nt li. Ch truy bt ny khng c kch hot theo mc nh.

Angle

Truy bt cc gc. t gc , click Tools, Options, System Options, Sketch, chn Relations/Snaps, v t mt gi tr cho Snap angle.

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Quick Snaps (Truy bt nhanh) Quick Snaps l thao tc truy bt n v tc thi. Vic v mt i tng sketch (nh on thng) t lc bt u n khi kt thc l mt thao tc n.

Vic chn mt b lc Quick Snaps ring cho php bn tp trung vo mt chc nng c th. Vi Quick Snaps, bn c th:

Chn mt Quick Snap bng cng c sketch bt k trong mt sketch ang kch hot.

Bn c th cho php Quick Snaps, khng cn bit Enable snapping hoc Sketch Snap c chn trong Options , System Options, Relations/Snaps hay cha.

Double-click Quick Snaps trn thanh cng c duy tr chc nng truy bt ny cho nhiu i tng khc trong sketch, cho n khi bn cn c ch Quick Snaps khc.

Nu bn dng kiu v click-drag, bn khng th chn Quick Snaps t thanh cng c Quick Snaps v n i hi phi th chut ra. Nu bn dng kiu v click-click, bn c th chn mt quick snap t thanh cng c ny truy bt cc i tng sketch.

Kim sot Quick Snaps:

1. Trong mt sketch ang kch hot, vi mt cng c sketch ang c chn, lm mt trong nhng thao tc sau:

Menu. Click Tools, Relations, Quick Snaps. Shortcut menu. Right-click, chn Quick Snaps. Toolbar. Hin th thanh cng c Quick Snaps.

2. Chn kiu truy bt thch hp.

hin th System Options, Relations/Snaps, right-click trong mt sketch, chn Relations/Snaps Options.

Cc ty chn sketch Dng theo li

Dng li sketch vi cnh m hnh bn chn:

1. M mt sketch trn mt b mt phng ca m hnh. 2. Click Tools, Sketch Tools, Align, Grid. 3. Click cnh ca m hnh m bn mun dng li. 4. Trong hp thoi, click Apply p dng thay i ny.

Li s chuyn dng theo cnh bn chn gc s t ti im mt gn ni bn click.

5. Click OK xc nhn s thay i ny.

hoc

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Click Close ng hp thoi li. Nu trc , bn click Apply, thay i ny c lu li; nu bn khng click Apply, hp thoi ng li v khng c s thay i no.

Sa i Sketch

1. Right-click mt trong s:

mt sketch trong cy FeatureManager mt feature c dng t mt sketch, trong vng ha hoc trn cy

FeatureManager mt i tng sketch trong vng ha.

Vi nhng feature dng t nhiu bin dng sketch (nh cc hnh khi loft v sweep), right-click sketch ny trong cy FeatureManager.

2. Chn Edit Sketch. 3. ng li sketch sau khi sa i, right-click trong sketch v chn Exit Sketch.

Bn cng c th sa i mt sketch bng cch click Sketch , ri chn sketch sa i.

Cut, Copy v Paste cc i tng Sketch1

Bn c th cut v paste, hoc copy v paste, mt hay ton b cc i tng v t mt sketch ny sang sketch khc hoc trong mt sketch.

Trong mt sketch ang m, bn c th:

Copy sketch trong mt ti liu hoc sang ti liu khc. Gi Ctrl trong khi ko sketch .

copy mt hoc nhiu nt v, chn chng ri click Edit, Copy, hoc nhn Ctrl+C. Click trong vng ha ri click Edit, Paste hoc nhn Ctrl+V. Tm ca nhng i tng ny c t ni bn click.

Di chuyn mt bin dng trong cng sketch. Gi Shift trong khi ko bin dng ny. Di chuyn mt sketch gia cc ti liu (ti liu ch phi ang m mt sketch). Gi Ctrl v

ko sketch n ti liu ch. Th Ctrl, gi Shift, v th sketch ra.

Copy v Paste ton b Sketch

Bn c th copy ton b sketch v dn n ln mt b mt phng ca ti liu hin thi, hoc bn c th dn n ln mt sketch khc ca mt ti liu part, assembly, hoc drawing. Ti liu ch phi ang m.

Khi bn copy mt sketch, cc tng quan khng c copy theo.

Copy v paste mt sketch:

1 Vi AutoCAD, trong vng ha ch c cc i tng v (gi l object), l cc nt v. Vi SolidWorks, ngoi nhng i tng v l cc nt v, cn c nhng i tng m hnh nh cnh, b mt Cn phn bit r nhng i tng rt khc nhau ny.

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1. Chn sketch khp kn trn cy FeatureManager. 2. Click Edit, Copy, hoc nhn Ctrl+C. 3. Click vo sketch hoc ti liu ni bn mun dn sketch ny. 4. Click Edit, Paste, hoc nhn Ctrl+V.

Kim tra Sketch to Feature1

Kim tra mt bin dng pht hin li c th ngn cn vic to feature.

Mi kiu Feature u i hi c kiu bin dng thch hp. Nu bn chn kiu Feature usage mi t danh sch, Contour type tng ng s thay i. Mi Contour type c mt tp hp cc php kim tra ring, ngoi nhng php kim tra chung p dng cho tt c cc bin dng.

Kim tra mt bin dng cho kiu feature s p dng:

1. Trong mt sketch ang m, click Tools, Sketch Tools, Check Sketch For Feature.

Trong hp thoi ny, danh sch Feature usage lit k tt c cc cch dng bin dng ny trong mt feature:

Nu bin dng ny c dng to mt feature, kiu feature s hin th trong Feature usage.

Nu bin dng ny cha c dng to ra feature no, hin th trong Feature usage v bin dng ny s c kim tra theo cch p dng chung cho mi kiu bin dng.

2. Click Check.

Bin dng ny c kim tra s ph hp i vi kiu feature trong hp danh sch Feature usage. Nu t, s xut hin mt thng ip No problems found. Nu c li, mt thng ip m t li xut hin v nu thch hp, li s sng ln. Mi ln kim tra s tm ra mt li.

3. kim tra bin dng xem c th dng cho nhng kiu feature khc, chn kiu khc trong Feature usage v click Check.

4. Click Reset tr li kiu Feature usage ban u. 5. Click Close.

Nh mt ty chn, hp thoi ny s t ng ng li khi bn thot sketch, ti lp, chuyn sang ti liu mi

Mt tham chiu vung gc vi mt cnh2

Bn c th v trn mt mt tham chiu c to t ng vung gc vi mt cnh.

V trn mt mt tham chiu vung gc vi mt cnh:

1 Lnh dng hnh 3D hoc c im 3D ca m hnh. 2 Cc bin dng bao gi cng phi c v trn mt mt phng no , nh trn cc mt ta hoc nhng b mt phng ca m hnh. Nu phi v trn mt mt phng khc vi nhng mt c sn ny, cn phi to ra mt phng mi thch hp, gi l mt tham chiu. C rt nhiu cch to ra cc mt tham chiu m y l mt v d.

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1. Trong mt m hnh part, chn mt cnh v click Sketch .

Mt mt tham chiu vung gc vi cnh c chn s c to ra ti im mt ca cnh ny, gn ni bn chn cnh . Gc ca mt phng mi xut hin ti im mt ny.

2. V mt i tng, nh hnh ch nht hoc ng trn trn mt ny. 3. To mt feature nh boss hoc cut.

V d vic dng mt mt tham chiu vung gc vi mt cnh:

Chn cnh Mt tham chiu vi gc ti im mt ca cnh

ny

V ln mt Ct Extrude

Bin dng c sinh ra

Sinh ra mt bin dng t bin dng c sn trong mt ti liu part hoc assembly.

Khi bn sinh ra mt sketch t mt sketch c sn, bn s yn tm rng hai bin dng ny lun duy tr nhng c im m chng c chung. Nhng thay i m bn lm i vi bin dng gc s c phn nh ln bin dng c sinh ra.

Sinh ra mt bin dng t mt bin dng c sn trong cng mt ti liu part:

1. Chn bin dng m bn mun dng sinh ra mt bin dng na. 2. Gi Ctrl v click ln b mt phng bn mun t bin dng mi. 3. Click Insert, Derived Sketch.

Bin dng ny xut hin trn mt c chn v thanh trng thi cho bit bn ang trong ch v.

4. nh v bin dng ny bng cch ko v ly kch thc t bin dng n mt c chn. (Bin dng sinh ra ny l mt hnh cng, nh l mt thc th duy nht.)

5. Exit the Sketch.

To mt bin dng sinh ra t mt sketch trong cng ti liu assembly:

1. Right-click ti liu part m bn mun t mt bin dng sinh ra trn n. 2. Chn Edit Part. 3. Chn bin dng (trn mt part cng trong mt assembly) m bn mun sinh ra mt bin

dng na.

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4. Gi Ctrl v click b mt bn mun t bin dng mi. 5. Click Insert, Derived Sketch.

Bin dng ny xut hin trn mt c chn.

6. nh v bin dng ny bng cch ko v ly kch thc t bin dng n mt c chn. (Bin dng sinh ra ny l mt hnh cng, nh l mt thc th duy nht.)

7. Thot sketch.

8. Click Edit Component trn thanh cng c Assembly.

Nu bn xa bin dng gc, bn s c nhc rng tt c cc bin dng sinh ra s t ng b mt iu khin. Click Yes hoc No.

Bn khng th thm bt cc nt v trong cc bin dng sinh ra, tuy nhin, bn c th xoay hng v ly kch thc cng nh gn cc tng quan cho chng.

Khi bn thay i bin dng gc, cc bin dng sinh ra t ng cp nht. ph v lin kt gia bin dng gc v cc bin dng sinh ra, right-click bin dng sinh

ra trong cy FeatureManager v chn Underive. (Sau , bin dng sinh ra ny khng cp nht nhng thay i ca bin dng gc na.)

Cc cnh bng1

Bn c th chn cnh bng ca mt b mt trn xoay, nh mt tr. S dng cnh bng vi cc cng c Convert Entities , Offset Entities , Smart Dimensions , hoc Add Relations . Bn cng c th chn v tham chiu cc nh bng ly kch thc v gn cc tng quan.

Cc cnh bng cng c chn trong thao tc chn bng hp chn2.

Chn mt cnh bng:

1. Trong mt sketch trn mt b mt phng hoc mt ta ang m (hoc trong mt hnh chiu ang kch hot trong mt bn v), di chuyn con tr trn mt b mt tr cho ti khi n i thnh .

thit lp hin th cnh bng, click Options (thanh cng c Standard) hoc Tools, Options. Trn bng System Options, chn Display/Selection, Dynamic highlight from graphics view.

2. Chn cnh ang pht sng.

Automatic Solve (T ng tnh ton) Xc nh rng SolidWorks phi t ng tnh ton gii cc bi ton hnh hc trong m hnh part khi bn ang v.

1 Trn cc mt trn xoay khng c cnh thc no (tr hai mt u), nhng trong bt c hnh chiu gc no, vn c th thy cc cnh bin, chng c gi l cnh bng. Cc cnh bng ny khng c nh m ty thuc vo gc nhn ca m hnh. 2 Thao tc chn bng hp chn: v mt hnh ch nht bao quanh cc i tng bn mun chn.

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Tt bt tnh ton t ng:

Click Tools, Sketch Settings, Automatic Solve. Mt du kim cnh mc trnh n ny c ngha l t ng tnh ton.

Lu : Khi bn ang thay i nhiu kch thc trong mt sketch, bn c th mun tm thi tt ty chn Automatic Solve.

Detach Segment on Drag

Bn c th tch ri mt nt v (on thng, cung trn, cung ellipse, hoc spline) khi nhng i tng khc m n c gn vo trong mt sketch, nu cc kch thc hoc tng quan khng ngn cn vic di chuyn n. Lnh Detach Segment on Drag khng dng c trong cc hnh v 3D.

tch mt nt v:

1. Trong mt ti liu part ang m, click Tools, Sketch Settings, Detach Segment on Drag. 2. Chn nt v bn mun tch v ko n n v tr mi.

Detach Segment On Drag khng xa b cc tng quan. Hy xa cc tng quan trc khi bn tch n ra.

Cc i tng Sketch Line (on thng) V mt on thng:

1. Click Line trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Line.

Con tr i thnh .

2. Trong Insert Line PropertyManager di Orientation, chn mt trong s:

As sketched Horizontal Vertical Angle

Tt c cc la chn tr As sketched hin th trong nhm Parameters.

3. Di Options, chn:

For construction v mt ng cu trc. Infinite length v mt ng thng v tn.

4. Di Parameters, bn c th lm nh sau da trn Orientation:

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Horizontal hoc Vertical Angle t mt gi tr cho chiu di

Length . t mt gi tr cho chiu di

Length .

t mt gi tr cho gc Angle .

Chn Add dimensions hin th gi tr chiu di.

Chn Add dimensions hin th cc gi tr chiu di v gc.

5. Click trong vng ha v v mt on thng.

Bng thuc tnh Line hin th.

6. Hon tt on thng bng mt trong cc cch:

Ko con tr n mt ca on thng ri th ra. Th con tr, di chuyn con tr n mt on thng

ri click ln na.

Vi cc hng Horizontal, Vertical, v Angle, nu bn t cc gi tr cho Length v Angle , on thng ny t ng c to vi nhng gi tr .

7. Bn c th lm mt trong s: Sa i on thng ny bng nhng la chn t cc nhm trong bng thuc tnh

Line Properties.

Nu bn to mt on thng bng cch dng Angle nh l Orientation, v bn t mt gi tr gc cho Angle , bn c th sa i gc theo cc iu kin sau:

- on thng ny phi c tham chiu trong mt kch thc gc. - on thng khc trong kch thc ny phi l mt ng thng cu trc nm

ngang. - S thay i phi thc hin ngay trong bng thuc tnh Line Properties hin

hnh.

Tip tc v bng s la chn Orientation. Click OK hoc double-click tr li bng thuc tnh Insert Line v chn

Orientation hoc Parameters khc.

Sa i on thng bng cch ko:

Trong mt sketch ang m, lm mt trong s:

thay i chiu di on thng, chn mt im mt v ko cho di hoc ngn hn. di chuyn on thng ny, chn on thng v ko n v tr mi. thay i gc ca on thng, chn mt im mt v ko to thnh gc mi.

Nu on thng c tng quan thng ng hoc nm ngang, hy xa tng quan ny trong bng thuc tnh Line PropertyManager trc khi ko sang gc mi.

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Nu bn chn Add dimensions di Parameters, bn phi xa quan h ny thay i chiu di hoc gc ca on thng ny. Nu bn ch chn gi tr Length hoc Angle, bn c th sa i on thng m khng phi xa cc quan h.

thay i cc thuc tnh ca on thng:

Trong mt sketch ang m, chn mt on thng v sa i thuc tnh ca n trong bng thuc tnh Line.

Parallelograms (hnh bnh hnh) Bn c th to mt hnh bnh hnh v cng c th to mt hnh ch nht xoay nghing.

To mt hnh bnh hnh:

1. Click Parallelogram trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Parallelogram.

Con tr i thnh .

2. Click t gc u tin ca hnh bnh hnh, ko v th ra to cnh th nht.

Thay v ko, bn c th di chuyn con tr ri click ln na (v kiu click-click).

3. Click ln na v ko tip to hnh bnh hnh.

Nhn Ctrl trong khi ko to hnh bnh hnh vi mt gc bt k.

Bn c th nh dng li hnh bnh hnh bng cch ko cc gc v cnh ca n.

Ko nhng khng nhn Ctrl to hnh ch nht nghing.

Bn c th nh dng li hnh ch nht cch ko cc gc v cnh ca n. Nhng bn khng th thay i gc vung ca hnh ch nht bng cch ko.

Polygons (a gic) Bn c th to cc a gic u vi s cnh t 3 n 40.

To mt a gic:

1. Click Polygon trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Polygon.

Con tr i thnh .

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2. t cc thuc tnh cn thit trong bng thuc tnh Polygon PropertyManager.

3. Click trong vng ha t tm ca a gic u ny v ko ra ngoi.

4. v a gic khc, click New Polygon v nhc li cc bc t 2 n 5.

5. Click OK .

Lnh v a gic ny vn ang c kch hot. Bn c th to thm cc a gic khc cho n khi bng thuc tnh PropertyManager khng cn m na. thot lnh ny, click vo cng c trn thanh cng c Sketch, click cng c khc hoc nhn Esc.

Sa i a gic bng cch ko:

Trong mt sketch ang m:

Thay i c ca a gic bng cch ko mt cnh ca n.

- hoc -

Di chuyn a gic bng cch mt nh hoc tm ca n.

Sa i a gic:

1. Trong mt sketch ang m, chn mt cnh ca a gic v click Tools, Sketch Tools, Edit Polygon.

- hoc -

Right-click mt cnh ca a gic v chn Edit polygon.

2. Sa i a gic ny trong bng thuc tnh Polygon.

Circle (ng trn)

Bn c th v mt ng trn trn c s xc nh tm bng cng c Circle , hoc c th v mt ng trn trn c s xc nh ng chu vi bng cng c Perimeter Circle .

To mt ng trn trn c s xc nh tm:

1. Click Circle trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Circle.

Con tr i thnh .

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2. Click trong vng ha t tm cho ng trn ny. 3. Di chuyn con tr t bn knh. 4. Click OK .

To ng trn trn c s ng chu vi:

1. Click Perimeter Circle trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Circle.

Con tr i thnh .

2. Click trong vng ha t ng chu vi. 3. Ko sang tri hoc phi v ng trn.

Khi bn ko xong, con tr i thnh .

4. Right-click fft ng trn.

Click OK .

Sa i ng trn bng cch ko:

Trong mt sketch ang m:

Tng chu vi bng cch ko cnh trn ra ngoi tm. Gim chu vi bng cch ko cnh trn vo pha tm.

Di chuyn ng trn bng cch ko tm im.

Thay i cc thuc tnh ca ng trn:

Trong mt sketch ang m, chn ng trn v sa i cc thuc tnh ca n trong bng thuc tnh Circle.

Arc (Cung trn) Centerpoint Arc (cung trn xc nh tm)

Dng cng c Centerpoint Arc to mt cung trn t tm im, im u v im cui.

1. Trong mt sketch ang m, click Centerpoint Arc trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Centerpoint Arc.

Con tr i thnh .

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2. Click trong vng ha t tm ca cung, ri click ni bn mun t im u ca cung. 3. Di chuyn con tr v cung. 4. Click t im cui ca cung trn. 5. t cc thuoc tnh trong bng thuc tnh Arc. 6. Click OK .

thay i cc thuc tnh ca cung trn ny:

Trong mt sketch ang m, chn cung trn v sa i thuc tnh ca n trong bng thuc tnh Arc.

Tangent Arcs (cung trn tip tuyn)

Lnh ny to mt cung trn tip tuyn vi mt i tng sketch c sn.

Bn cn c th chuyn t vic v on thng sang v cung trn tip tuyn m khng cn gi cng c Tangent Arc bng tnh nng t ng chuyn i.

To mt cung tip tuyn:

1. Click Tangent Arc trn thanh cng c Sketch Tools hoc Tools, Sketch Entity, Tangent Arc.

2. Click con tr trn im mt ca mt on thng, cung trn, cung ellipse, hoc spline.

Bng thuc tnh Arc xut hin v con tr i thnh .

Ko cung trn c hnh dng thch hp.

SolidWorks suy lun t s di chuyn con tr on bit bn nh v cung tip tuyn hay vung gc. C bn vng nh v tm kt qu kh d nh hnh minh ha. Con tr di chuyn theo hng tip tuyn s to ra mt cung tip tuyn. Con tr di chuyn theo hng vung gc s to ra mt cung vung gc. Bn c th chuyn i gia cc cung tip tuyn v vung gc bng cch di chuyn con tr tr li im mt v li i ra theo hng khc.

Th nt chut ra.

thay i thuc tnh ca cung trn ny, chn cung trn m bng thuc tnh Arc.

3 Point Arc (cung trn qua 3 im)

Bn c th to mt cung trn bng cch xc nh 3 im (bt u, kt thc v im gia).

1. Click 3 Point Arc trn thanh cng c Sketch, hoc click Tools, Sketch Entities, 3 Point Arc.

Bng thuc tnh Arc xut hin v con tr i thnh .

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2. Click ni bn mun bt u. 3. Ko n ni bn mun kt thc cung trn. 4. Th nt chut. 5. Ko cung trn t bn knh v o chiu cng trn, nu cn. 6. Th nt chut. 7. Lm nhng thay i cn thit trong bng thuc tnh v click OK .

thay i thuc tnh ca cung trn ny, chn cung trn m bng thuc tnh Arc.

Arc PropertyManager (bng thuc tnh cung trn) Bng thuc tnh Arc kim sot cc thuc tnh sau y ca cung trn Centerpoint Arc (cung trn xc nh tm), Tangent Arc (cung trn tip tuyn), hoc 3 Point Arc (cung trn i qua ba im).

Existing Relations (cc tng quan hin c)

Relations . Hin th cc tng quan c suy t ng trong qu trnh v hoc c to ra vi cng c Add Relations. Khi bn chn mt tng quan trong danh mc ny, mt k hiu biu tng tng ng ca tng quan ny s pht sng trong vng ha.

Information . Hin th trng thi ca i tng sketch c chn (Fully Defined1, Under Defined2, vn vn).

Add Relations (thm cc tng quan)

Bn c th thm cc tng quan cho i tng c chn. Danh mc ny ch gm nhng tng quan kh dng i vi i tng .

Options (cc ty chn)

For construction. Chuyn cc i tng ny thnh ng cu trc.

Parameters (cc tham s)

Bn c th xc nh s kt hp thch hp bt k ca cc tham s sau y nh ngha cung trn ny nu n cha b rng buc bi tng quan no. Khi bn thay i mt hoc nhiu tham s, cc tham s khc cng t ng thay i theo.

Center X Coordinate Ta tm theo phng X

Center Y Coordinate Ta tm theo phng Y

Start X Coordinate Ta im u theo phng X

Start Y Coordinate Ta im u theo phng Y

End X Coordinate Ta im cui theo phng X

End Y Coordinate Ta im cui theo phng Y

Radius Bn knh

Angle Gc trng cung

1 Hon ton xc nh. 2 Cha xc nh.

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Ellipse

Dng cng c Ellipse to mt hnh ellipse y . Dng cng c Partial Ellipse to mt cung elliptical.

To mt ellipse:

3. Click Ellipse trn thanh cng c Sketch, hoc Tools, Sketch Entities, Ellipse.

Con tr i thnh .

1. Click trong vng ha t tm cho ellipse. 2. Ko v click t trc chnh cho ellipse. 3. Ko v click ln na t trc ph cho ellipse.

thay i cc thuc tnh ca mt ellipse:

Trong mt sketch ang m, chnhnh ellipse v sa i cc thuc tnh trong bng thuc tnh Ellipse.

Parabola

Bn c th to mt ng cong parabol:

2. Click Parabola trn thanh cng c Sketch, hoc Tools, Sketch Entities, Parabola.

Con tr i thnh .

3. Click t tiu im ca parabol ny v ko ra m rng ng cong.

ng parabol c v phc.

4. Click ln parabol v ko xc nh phm vi ca ng cong.

Sa i ng parabol:

4. Trong mt sketch ang m, chn ng parabol. (Con tr c hnh khi n trn mt parabol.)

5. Ko im nh hnh minh ha nh dng li ng

cong. Con tr c hnh khi bn chn im .

lm dn ng cong, ko im ny ra xa tiu im. thu hp ng cong, ko im ny li gn tiu im.

thay i chiu dai mt nhnh parabol m khng sa i dng ng cong, chn mt im mt ri ko.

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thay i chiu di c hai nhnh m khng thay i cung parabol, ko parabol ra xa cc im mt.

Thay i thuc tnh ca mt parabol:

Trong mt sketch ang m, chn mt parabola v sa i cc thuc tnh ca n trong bng thuc tnh Parabola.

Point (im sketch) Bn c th chn cc im vo sketch v drawing1.

To cc im sketch:

Click Point trn thanh cng c Sketch, hoc Tools, Sketch Entities, Point.

Con tr i thnh .

Click vo vng ha t v tr chi im ny.

Cng c Point vn ang c kch hot bn c th tip tc thm nhng im khc.

Thay i cc thuc tnh ca mt im:

Trong mt sketch ang m, chn mt im v sa i cc thuc tnh ca n trong bng thuc tnh Point.

Text (k t) Bn c th v cc k t1 ln b mt ca m hnh ri extrude hoc ct theo cc k t ny. K t c th chn theo mt tp hp bt k cc ng cong hoc cnh lin tc, bao gm cc cung trn hoc nhng bin dng kt hp cc on thng cung trn hoc spline.

1 Cn phn bit r sketch v drawing: sketch l mi trng v bin dng dng cho cc lnh to hnh 3D cn drawing l cc bn v k thut, c sinh ra t ng t cc m hnh 3D trong cc ti liu part v asembly.

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V d v ch

Dng ch c v theo cnh ngoi ca m hnh, nh dng li ri ct.

Mt ng cong to t cnh offset. V ch ln ng cong ny ri nh dng v extrude.

Nu ng cong l mt i tng sketch, hoc l mt tp hp cc i tng sketch v dng ch c v ln ng cong ny, cng trong mt sketch, hy chuyn ng cong thnh ng cu trc.

V ch ln m hnh part:

Click mt b mt phng ca m hnh part.

Click Text trn thanh cng c Sketch, hoc click Tools, Sketch Entities, Text.

to mt ng cong t ch, hy v mt ng trn hoc ng lin tc gm cc on thng, cung trn hay spline trong mt sketch, ng sketch ny li ri m mt sketch khc v ch.

Trong vng ha, chn mt cnh, ng cong, ton b mt sketch, hoc mt phn ca n.

i tng c chn xut hin di Curves .

Trong bng thuc tnh ny, di Text, g cc k t.

Cc k t xut hin trong vng ha ging nh bn g.

t cc thuc tnh cn thit trong bng thuc tnh Sketch Text. Click OK . Vi sketch vn m, Extrude hoc Cut cc k t ny.

1 Bn cht ca thao tc ny l v ch khng phi l vit. Cc k t c v trong mt sketch v thc s l mt i tng sketch m bn c th dng to ra hnh th 3D.

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Sa i cc k t c v:

Trong mt sketch ang m, right-click k t (con tr i thnh khi trn cc ch ny) v chn Properties.

Sa i cc k t v thuc tnh ca n theo yu cu trong bng thuc tnh Sketch Text.

Cc cng c sketch Sketch Fillet Cng c Sketch Fillet s ct b cc gc giao nhau ca hai i tng sketch to thnh mt cung tip tuyn. Cng c ny dng c cho c cc hnh v 2D v 3D. Cng c Fillet trn thanh cng c Features lm trn cc thc th nh cc cnh trong m hnh part.

V d Sketch Fillet

Bn gc ca hnh ch nht c lm trn cng mt bn knh vi Keep constrained corners c chn.

To gc ln trong mt sketch:

Trong mt sketch ang m, click Sketch Fillet trn thanh cng c Sketch, hoc Tools, Sketch Tools, Fillet.

t cc thuc tnh trong bng thuc tnh Sketch Fillet. Chn cc i tng lm trn.

Bn c th chn nhng i tng hkng giao nhau. Cc i tng ny s c pht trin di ra v gc s c lm trn.

chn cc i tng sketch, bn c th:

1. Gi Ctrl v chn hai i tng sketch. 2. Chn mt gc.

5. Click OK xc nhn lnh fillet, hoc click Undo1 thot lnh fillet. Bn c th hon tc mt lot lnh fillet theo th t ngc li.

Sketch Chamfer

Cng c Sketch Chamfer dng vt gc hai i tng sketch lin k trong cc hnh v 2D v 3D. Cng c ny dng c cho cc hnh v 2D v 3D. Cng c Chamfer trn thanh cng c Features dng vt mp cc thc th nh cc cnh ca m hnh part.

1 Undo: khng thc hin, cn gi l hon tc.

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To mt gc vt:

Trong mt sketch ang m, click Sketch Chamfer trn thanh cng c Sketch, hoc click Tools, Sketch Tools, Chamfer.

Trong bng thuc tnh ny, t cc thng s cn thit. Trong vng ha, chn hai i tng sketch vt gc. chn chng, bn c th:

1. Gi Ctrl v chn hai i tng sketch. 2. Chn mt nh.

Gc vt c a vo ngay lp tc.

6. Click OK xc nhn lnh chamfer, hoc click Undo thot lnh chamfer. Bn c th hon tc mt lot lnh chamfer theo th t ngc li.

Offset Entities1

Offset mt hoc nhiu i tng sketch, cc cnh hoc cc b mt ca m hnh bng cch xc nh mt khong cch. V d, bn c th offset cc i tng sketch nh cc spline hoc cung trn, tp hp cc cnh ca m hnh vn vn.

Bn ch c th offset cc on thng, cung trn v spline c chiu di gii hn. Bn khng th offset cc spline vn c offset t mt spline khc, hoc cc i tng m kt qu s l cc ng t giao nhau.

SolidWorks s to ra mt quan h on-edge gia tng i tng gc v i tng c offset tng ng. Nu i tng gc thay i, i tng offset cng thay i theo, sau khi bn ti lp m hnh.

To mt sketch offset:

3. Trong mt sketch ang m, chn mt hoc nhiu nt v, mt b mt hoc cnh ca m hnh. 4. Click Offset Entities trn thanh cng c Sketch, hoc click Tools, Sketch Tools,

Offset Entities. 5. Trong bng thuc tnh, di Parameters, thit lp nh sau:

Khi bn click trong vng ha, lnh Offset Entity s kt thc. Hy t cc tham s trc khi bn click trong vng ha.

6. Offset Distance . t mt gi tr offset i tng sketch theo khong cch . c hnh xem trc ng, gi nt tri chut v ko con tr trong vng ha. Khi bn th nt ra, lnh Offset Entity hon tt.

7. Add dimensions. a kch thc Offset Distance vo sketch ny, nhng khng ly kch thc ti gc ta .

1 Lnh to ra mt i tng sketch song song vi i tng gc v cch i tng gc mt khong cch cho trc.

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8. Reverse. Thay i hng ca offset mt hng.

9. Select chain. To mt offset ca tt c cc i tng sketch lin tc.

10. Bi-directional. To mt offset c v hai pha i tng gc.

11. Make base construction. Chuyn i tng sketch gc thnh mt ng cu trc.

Hy kim Make base construction

Kim Make base construction

12. Cap ends. Pht trin cc i tng sketch gc khng t ct vi la chn Bi-directional, v thm m. Bn c th to cc m kiu Arcs hoc Lines.

8. Click OK or click in the graphics area.

Thay i khong cch mt ng offset:

M kiu Arcs

M kiu Lines

Double-click kch thc offset v thay i gi tr ny. Trong mt offset theo hai hng, c th thay i ring tng kch thc offsets.

Convert Entities

Bn c th to mt hoc nhiu ng thng hoc cong trong mt sketch bng cch chiu mt cnh, chui cnh lin tip, b mt, ng cong hoc sketch khc, tp hp cc cnh hay tp hp cc ng cong ln mt phng v.

bin i mt i tng:

1. Trong mt sketch ang m, click mt cnh, chui cnh khp kn, b mt, ng cong, sketch khc, tp hp cc cnh hay tp hp cc ng cong.

2. Click Convert Entities trn thanh cng c Sketch, hoc click Tools, Sketch Tools, Convert Entities.

Cc tng quan sau s c to ra:

1. On Edge. To gia gia ng sketch mi v i tng gc, V th, ng sketch ny s cp nht nu i tng gc thay i.

2. Fixed. To tng quan ni ti trn cc nh ca i tng sketch m bo trng thi hon ton xc nh. Tng quan ni ti ny khng hin th khi bn chn Display/Delete Relations. Xa b tng quan ny bng cch ko nh ra v tr khc.

Intersection Curve

Intersection Curve m mt sketch v to cc ng sketch ti cc kiu giao tuyn sau:

Mt mt ta v mt b mt ca m hnh

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Hai mt cong Mt mt cong v mt b mt ca m hnh Mt mt ta v ton b m hnh Mt mt cong v ton b m hnh

Bn c th dng kt qu ng sketch giao tuyn ny nh cc ng sketch bnh thng khc, gm cc tc v sau:

1. o chiu dy ti cc mt ct khc nhau ca mt m hnh part (xem cc bc sau). 2. To ng dn cho lnh sweep, theo giao tuyn ca mt mt ta vi m hnh part. 3. To cc mt ct ca nhng khi solid c nhp to ra cc part tham bin.

dng cc ng sketch cho lnh extrude, cc ng ny phi l mt 2D sketch. Cc tc v khc c th dng 3D sketch.

3. m mt 2D sketch, chn mt mt phng trc ri click Intersection Curve. 4. m mt 3D sketch, click Intersection Curve trc ri chn mt mt phng.

o dy ca mt mt ct trn m hnh part:

7. Vi mt part ang m, click Intersection Curve trn thanh cng c Sketch, hoc Tools, Sketch Tools, Intersection Curve.

Mt 3D sketch c m ra (v bn click trc khi chn mt mt phng).

8. Chn cc i tng ct:

2. Chn mt mt ta ct qua m hnh. 3. Click b mt ca m hnh.

Mt ng spline xut hin ti giao tuyn ca mt ta v b mt trn ca m hnh.

3. Quay m hnh ri click mt trong ca m hnh.

ng spline khc xut hin trn mt trong.

Bn cng c th chn m hnh trn cy FeatureManager. Mt ng spline s xut hin trn cc b mt ct vi mt ta .

5. Click Tools, Measure v o khong cch gia hai ng spline ny.

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Face Curves

Bn c th trch ra cc ng cong iso-parametric (UV)1 t mt b mt m hnh hoc mt mt hnh hc2. ng dng ca chc nng ny l trch ra cc ng cong t nhng mt nhp t ng dng khc ri thc hin vic khu bit bng cc ng cong ny.

Bn c th xc nh mt li ng cong cch u hoc mt v tr to ra hai tp hp ng cong vung gc.

Mi ng cong c to ra tr thnh mt 3D sketch ring. Tuy nhin, nu bn sa i mt 3D sketch khi bn dng cng c Face Curves, tt c cc ng cong u ng a vo 3D sketch ang kch hot ny.

Li

V tr

Trch cc ng cong iso-parametric:

Click Face Curves trn thanh cng c Sketch, hoc Tools, Sketch Tools, Face Curves, ri chn mt b mt m hnh hoc mt mt hnh hc.

- hoc -

Chn mt b mt m hnh hoc mt mt hnh hc, ri click Face Curves hoc Tools, Sketch Tools, Face Curves.

Mt hnh xem trc cc ng cong xut hin trn b mt ny. Cc ng cong theo mi hng c mt mu ring. Cc mu ny ph hp vi cc mu trong bng thuc tnh Face Curves. Tn ca b mt ny xut hin trong hp Face .

Di Selections, chn mt trong hai: o Mesh cc ng cong cnh u nhau. Xc nh s nguyn cc ng theo cc

hng Direction 1 v Direction 2. o Position Giao im ca hai ng trc giao. Ko v tr ny trn vng ha hoc

xc nh phn trm khong cch tnh t y cho hng Direction 1 v t bn phi cho hng Direction 2.

Hp kim Direction 1 On/Off hoc Direction 2 On/Off- hy kim nu khng cn ng cong theo hng .

Position Vertex - chn mt im hoc click xc nh giao im ca hai ng cong. im ny khng ko di chuyn c.

Di Options, chn hoc hy: o Constrain to model khi c chn, cc ng cong s cp nht nu m hnh thay

i. o Ignore holes - thng dng cho cc mt nhp c l thng bn trong. Khi chn, cc

ng cong s chy qua l thng nh khi b mt vn nguyn ven. Nu hy kim, Cc ng cong s dng mp l.

1 ng cong tham s ng hng. 2 B mt (face) v mt (surface) l hai i tng hnh hc khc nhau. Face l b mt ngoi ca m hnh khi cn surface l mt mt hnh hc khng c chiu dy.

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Click OK .

Cc ng cong xut hin nh nhng 3D sketch trn cy FeatureManager.

Nu thng tin v cnh ca mt hnh hc khng ph hp, ng cong mp mt s khng c to ra. Thng ip trng thi: "Failed to create X out of X face curves. Please consider using convert entities." Bn c th to ra cc ng cong cn thiu bng cch m mt 3D sketch v dng cng c Convert Entities .

Features Khi nim Cc Feature l nhng hnh dng c th, khi kt hp li s to ra m hnh part. Bn cng c th thm mt s kiu feature vo cc ti liu assembly. Nhiu feature c bt u bng nhng sketch; cc feature khc, nh shell hoc fillet, c to khi bn chn nhng cng c hoc lnh trnh n thch hp v cc kch thc hoc nhng c trng bn mun.

Cc surface1 l mt kiu khc ca feature. Bn c th dng cc surface to hoc sa i cc feature khi c. Thanh cng c Features cung cp cc cng c to cc c im ca m hnh. C rt nhiu cng c feature v ch c mt s c trong cc thanh cng c Features mc nh. Bn c th ty bin nhng thanh cng c ny bng cch thm bt cc nt cng c ph hp vi cng vic ca bn.

Chamfer Cng c chamfer to ra mp vt cho cc cnh, b mt, hoc cc nh c chn. To mt chamfer:

1. Click Chamfer trn thanh cng c Features, hoc click Insert, Features, Chamfer. 2. Di Chamfer Parameters:

Chn mt i tng trong vng ha cho Edges and Faces or Vertex . Chn mt trong cc mc sau:

Angle distance (Gc v khong cch) Distance distance (Khong cch v khong cch) Vertex (Vt nh)

Chn Equal Distance xc nh mt gi tr chung cho khong cch hoc nh. Chn Keep features gi li cc feature nh cut hoc extrude chng khng b mt

khi p dng lnh chamfer.

1 i tng hnh hc 3D c chiu dy bng khng.

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M hnh gc

Khng chn Keep features

Chn Keep features

Chn mt kiu xem trc: Full preview, Partial preview, hoc No preview.

4. Click OK .

Curve Khi nim Bn c th to mt s kiu ng cong 3D bng nhng phng php sau:

Projected Curve - t mt sketch chiu ln mt b mt ca m hnh hoc mt mt cong, hay t cc ng sketch v trn nhng mt phng giao nhau

Composite Curve - t s kt hp cc ng cong, cc hnh dng sketch v cc cnh ca m hnh

Helix and Spiral - bng vic xc nh mt trn sketch, bc xon, s vng v chiu cao Split Line - t mt sketch chiu ln cc b mt phng hoc cong Curve Through Reference Points - t cc im do ngi dng xc nh hoc t nhng

im c sn Curve Through XYZ Points - t mt danh sch ta X,Y, Z ca cc im

Sau , bn c th dng cc ng cong ny to cc m hnh. V d, bn c th dng cc ng cong lm ng dn cho mt khi sweep, lm ng dn cho mt khi loft, lm ng tch cho lnh to dc v.v Bn c th tt bt hin th cc ng cong:

Click View, Curves. Mt biu tng b lm xung cnh mc trnh n ny c ngha l cc ng cong c nhn thy (tr nhng ng cong bn n ring).

n hoc hin th tng ng cong: 1. Right-click ng cong trong vng ha hoc trn cy FeatureManager. 2. Chn Hide or Show.

Tng ng cong vn sng ln khi bn chn chng, mc d chng n.

Cc ng cong chiu Bn c th chiu mt ng cong sketch ln b mt m hnh to mt ng cong 3D. Bn cng c th to mt ng cong 3D, vn l giao tuyn ca hai b mt extrude c sinh ra bi nhng bin dng trn hai mt ta giao nhau.

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Bn c th chn cc mc ny trc khi click Project Curve . Nu bn chn trc, SolidWorks s c chn kiu chiu thch hp vi nhng la chn ny.

Nu bn chn trc hai sketch, ty chn Sketch onto Sketch s c kch hot vi hai sketch di Sketches to Project .

Nu bn chn trc mt sketch v mt hoc nhiu b mt, ty chn Sketch onto Face(s) c kch hot vi cc mc c chn xut hin trong cc hp thch hp.

Nu bn chn trc mt hoc nhiu b mt, ty chn Sketch onto Face(s) c kch hot. Bn c th right-click trong vng ha v chn mt kiu chiu t trnh n tt. Khi bn

chn cc i tng to mt ng cong chiu, con tr OK xut hin. Right-click to ng cong chiu ny. Chiu mt ng cong:

1. Click Project Curve trn thanh cng c Curves, hoc Insert, Curve, Projected. Bng thuc tnh Projected Curve xut hin.

2. Di Selections, t Projection Type mt trong cc kiu sau: Sketch onto Face(s): Dng la chn ny chiu ng cong sketch ln b mt m hnh.

Di Sketch to Project , chn ng cong trong vng ha hoc t cy FeatureManager bay ra.

Di Projection Faces , chn b mt m hnh m bn mun chiu ng cong ln. Kim Reverse Projection, hoc click mi tn ch hng trong vng ha, nu cn.

ng cong sketch dng chiu

ng cong chiu

ng cong chiu dng to mt ng dn cho lnh sweep

Sketch onto Sketch: Dng la chn ny to mt ng cong giao tuyn ca hai sketch v trn hai mt ta ct nhau.

To mt sketch trn mi trong hai mt ta , ng tng sketch li khi v xong. Dng cc bin dng cho thng gc vi nhau.

Di Sketches to Project , chn c hai sketch ny trn cy FeatureManager bay ra hoc trong vng ha.

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Hai sketch (xm) chiu to ng cong 3D (xanh l cy).

ng cong ny c dng lm ng dn cho lnh sweep.

Hnh sweep dng to dy dn in.

Mt hnh xem trc ca ng cong chiu xut hin.

3. Click OK to ng cong chiu hoc Cancel hy lnh ny. ng cong tng hp Bn c th to cc ng cong tng hp bng cch kt hp cc ng cong, hnh dng sketch v cc cnh m hnh thnh mt ng cong duy nht. Dng ng cong tng hp lm ng dn khi to loft hoc sweep. To mt ng cong tng hp:

1. Click Composite Curve trn thanh cng c Curves, hoc click Insert, Curve, Composite.

2. Click cc i tng (i tng sketch, cc cnh v.v) m bn mun kt hp. Cc i tng c chn xut hin trong bng thuc tnh Composite Curve, di Entities to Join trong hp Sketches, Edges, and Curves to Join .

3. Click OK to ng cong tng hp ny.

Chn cc cnh trn m hnh to ng cong.

To bin dng sweep, ri dng ng cong tng hp lm ng dn.

y l m hnh sau khi ct bng lnh sweep.

Helix v Spiral Bn c th to mt ng xoy hoc xon trong mt ti liu part. ng xon c th dng lm ng dn cho lnh sweep hoc loft. To ng xoy hoc xon:

1. M mt sketch v v mt ng trn. ng knh ca ng trn s kim sot ng knh ca ng xon (tr ng xon c bc thay i).

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2. Click Helix and Spiral trn thanh cng c Curves, hoc click Insert, Curve, Helix/Spiral.

3. t cc gi tr trong bng thuc tnh Helix/Spiral.

4. Click OK .

ng xon v bin dng sweep trn c chai.

Mt lnh boss-sweep (xanh) to ren c chai.

Giy tc ng h

Cc chi tit trong ng h

ng xon c bc thay i.

Lnh cut-sweep to ra trc vt.

Bng thuc tnh Helix/Spiral Bng thuc tnh Helix/Spiral xut hin khi bn to ng xon hoc ng xoy mi hay sa i chng. Bng thuc tnh ny kim sot cc thuc tnh sau: Defined By

Pitch and Revolution. To mt ng xon c xc nh bi bc xon v s vng. Height and Revolution. To mt ng xon c xc nh bi chiu cao v s vng. Height and Pitch. To mt ng xon c xc nh bi chiu cao v bc xon. Spiral. To mt ng xoy c xc nh bi bc v s vng.

Parameters Constant Pitch. To bc xon khng i.

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Variable Pitch. To bc xon thay i trn c s Region Parameters bn xc nh. Region Parameters (ch vi bc thay i). t s vng (Rev), ng knh (Dia), v t l

bc (P) cho mt ng xon c bc thay i. Height (ch vi ng xon). t chiu cao. Pitch. t t l thay i sau mi vng. Gi tr Pitch phi t 0.001 n 200000. Revolutions. t s vng. Reverse direction. To ng xon v hng ngc li, hoc to ng xoy vo pha

trong. Start angle. t ni bt u ca vng th nht trn ng trn sketch. Clockwise. t hng theo chiu kim ng h. Counterclockwise. t hng ngc chiu kim ng h.

Taper Helix Taper Helix. To ng xon hnh bp mng.

Taper Angle . t gc thu. Taper outward. Xon loe ra.

Cc ng phn tch

Cng c Split Line trn thanh cng c Curves s chiu mt sketch ln cc b mt cong hoc phng. N s tch b mt c chn thnh nhng b mt ring, cho php bn la chn tng b mt . Bn cng c th chiu mt sketch ln cc b mt hnh hc. Bn c th dng cng c ny to cc ng phn tch nh sau:

Projection. Chiu mt ng sketch ln mt b mt. Silhouette. To mt ng phn tch trn m hnh tr. Intersection. Tch cc b mt vi mt khi, b mt, mt ta hoc b mt spline.

To mt ng phn tch projection: 1. V mt ng chiu to thnh ng phn tch.

2. Click Split Line trn thanh cng c Curves, hoc click Insert, Curve, Split Line. Bng thuc tnh Split Line xut hin.

3. Di Type of Split, chn Projection. 4. Di Selections, lm nh sau:

Nu cn, click hp Sketch to Project v chn ng sketch trong cy FeatureManager bay ra hoc trong vng ha.

Click hp Faces to Split v chn cc b mt xung quanh chu vi m hnh bn mun ng phn tch i qua.

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Kim Single direction chiu thnh ng phn tch ch theo mt hng.

Kim Reverse direction, nu cn, chiu theo hng thch hp.

5. Click OK .

ng sketch ny c chiu ln cc b mt bn chn. Trong v d ny. bn mt xung quanh c chn. ng phn tch xut hin trn cc mt ny v tch mi mt thnh hai phn.

V d ng phn tch trn mt surface

To mt ng phn tch silhouette:

1. Click Split Line trn thanh cng c Curves, hoc click Insert, Curve, Split Line. Bng thuc tnh Split Line xut hin.

2. Di Type of Split, click Silhouette. 3. Di Selections, lm nh sau:

Di Direction of Pull , trn cy FeatureManager bay rahoc trong vng ha, chn mt mt ta chiu qua cnh ngoi m hnh.

Di Faces to Split , chn mt hoc nhiu b mt tch. Cc b mt ny khng th l mt phng.

Chn Reverse direction i hng chiu ngc li.

t gc Angle to dc cng ngh.

4. Click OK . Mt ta ny chiu qua m hnh, to ra ng phn tch silhouette ti ni mt ta ct cnh ngoi ca cc mt c chn.

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Mt ta chiu qua m hnh theo hng t trn xung

Mt ng phn tch silhouette trn m hnh, ni mt ta chiu qua cc cnh ngoi ca m hnh

To mt ng phn tch intersection:

1. Click Split Line trn thanh cng c Curves, hoc click Insert, Curve, Split Line. 2. Trong bng thuc tnh, di Type of Split, chn Intersection. 3. Di Selections:

a. Chn cc cng c tch (cc khi, b mt, mt ta , mt spline giao vi mt cn tch) cho Splitting Bodies/Faces/Planes .

b. Click vo Faces/Bodies to Split v chn cc b mt hoc hnh khi ch tch. 4. Chn Surface Split Options:

Split all. i qua tt c cc vng c th trn b mt. Natural. Tch theo hnh dng ca b mt ny. Linear. Tch theo mt hng thng.

5. Click OK .

M hnh gc c cc khi ch v khi dng tch c chn

Mt ng phn tch c to ra ni cc khi ny giao nhau

ng cong qua cc im tham chiu To mt ng cong i qua cc im nm trn mt hoc nhiu mth phng:

1. Click Curve Through Reference Points trn thanh cng c Curves, hoc click Insert, Curve, Curve Through Reference Points. Bng thuc tnh Curve Through Reference Points xut hin.

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2. Chn cc im sketch hoc nh, hoc c hai loi theo th t bn mun to ng cong. Khi bn chn, cc i tng ny c a vo danh sch trong hp Through Points.

3. Nu bn mun khrps kn ng cong, kim Closed curve.

4. Click OK . Biu tng Curve Through Reference Points xut hin cnh tn ng cong trn cy FeatureManager.

To cc ng cong ni cc im skeych gia hai bin dng loft

To cc canh qut bng lnh loft v xp dy trn

y l ci qut hon chnh

ng cong qua cc im ta XYZ

1. Click Curve Through XYZ Points trn thanh cng c Curves, hoc click Insert, Curve, Curve Through XYZ Points.

2. To mt tp hp cc ta bng cch double-click cc trong cc ct X, Y v Z ri nhp ta cho tng im. (c to bn ngoi sketch, cc ta X, Y v Z c hiu theo mt ta Front.) S ca im trong ct Point xc nh th t cc im s c ni.

3. Click OK hin th ng cong ny. Biu tng Curve Through XYZ Points xut hin cnh tn ng cong trn cy FeatureManager.

Mt s mo lm vic vi cng c ny: M mt tp tin ng cong c sn. Click Browse v tm n ti liu ng cong m

n ra. Bn c th m cc ti liu .sldcrv hoc .txt c cng nh dng vi ti liu .sldcrv. Bn cng c th to cc ng cong 3D trong Excel, v d, lu chng nh ti liu .txt, ri m trong SolidWorks. c th m c cc ti liu text, chng ch c php cha d liu ta (khng c cc nhn X, Y, hoc Z labels, hay bt c d liu no khc).

Thay i ta . Double-click trong mt ri nhp gi tr mi. (Khi bn nhp cc gi tr, lu hnh xem trc cca ng cong trong vng ha.)

Thm mt hng. Double-click nm di hng di cng. Chn mt hng. Ko con tr qua mt hng chn ri click Insert. Hng mi c chn

bn trn hng c chn. Xa mt hng. Ko con tr qua mt hng chn ri nhn Delete. Lu ti liu ng cong. Click Save hoc Save As, ttm n v tr thch hp v xc nh

mt tn ti liu. Nu bn khng xc nh phn m rng, SolidWorks s thm phn m rng .sldcrv.

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ng cong t File To mt ng cong t ti liu cha cc gi tr ta c sn:

1. To mt ti liu c cc gi tr ta bng mt ng dng son tho vn bn hoc bng tnh. Ti liu phi c dng ba ct, bng hoc danh sch c phn nh ranh gii cho cc ta X,Y v Z. Khng c c cc tiu ct, nh X, Y v Z.

2. Lu ti liu ny nh mt text file.

3. Click Curve Through XYZ Points trn thanh cng c Curves, hoc click Insert, Curve, Curve Through XYZ Points.

4. Click Browse n v tr ca ti liu trn, ri click Open. Cc ta t ti liu ny s hin th trong hp thoi Curve File. Lu cc s trong ct Point, cho bit th t ni cc im.

5. Kim tra hnh xem trc ca ng cong v sa i cc ta , nu cn, cho n khi bn bng lng vi kt qu. (Double-click mt bt k thay i gi tr).

6. Click OK.

Deform Khi nim Dng lnh deform lm bin i cc b hoc ton b hnh dng ca nhng m hnh hoc b mt phc tp, khng quan tm ti cc sketch hoc feature c dng to ra nhng m hnh ny. Lnh Deform mang li mt cch thc n gin lm thay i thc s mt m hnh bt k, c th hoc c kh, v n thng c dng to ra cc tng thit k hoc lm bin i hnh dng ca nhng m hnh phc tp m nu lm theo cc cch truyn thng, s mt rt nhiu cng sc v thi gian. Bn c th p dng lnh cho c cc m hnh SolidWorks v m hnh nhp. C ba kiu bin dng: Point, Curve to curve v Surface push. Bin dng - Point Bin dng im l cch thc n gin nht lm bin i nhng hnh dng phc tp. Chn mt im trn b mt m hnh, surface, cnh, nh hoc mt im trong khng gian, ri xc nh mt khong cch v bn knh cu kim sot s bin dng. Bn cng c th chn thm cc b mt v hnh khi nu cn thit.

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V d bin dng im trn mt multibody part

Hnh xem trc ca bin dng im, ba khi c chn

Kt qu bin dng

Bin dng - Curve to Curve Bin dng ng cong n ng cong l phng php lm bin i nhng hnh dng phc tp c chnh xc cao hn. Bn lm bin dng i tng bng php nh x hnh dng t cc ng cong ban u, c th gm nhng tp hp ng cong, cc cnh , n tp hp cc ng cong ch.

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Cc ty chn kim sot s bin dng cho php bn: C nh cc cnh v b mt chng khng b bin dng. Thm cc b mt hoc hnh dng lm bin dng. Thit lp chnh xc hnh dng v cng.

Nu ng cong ch l mt b mt hoc cnh ca surface, bn c th lm bin dng cc cnh m hnh ban u bng cch dng chuyn tip gy hoc chuyn tip mm.

V d chuyn tip gy

V d chuyn tip mm

ng cong ch v m hnh cha b lm bin dng

Tin trnh lm bin dng ng cong n ng cong

Kt qu bin dng ng cong n ng cong

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Bin dng - Surface Push Bin dng y b mt to ra s thay i bng cch y cc b mt m hnh bng cc b mt cng c. Cc b mt m hnh kt qu s xp x ging cc b mt cng c do c s tng ng mt-i-mt gia cc b mt trc v sau khi bin dng. Chc nng bin dng y b mt cung cp nhiu kh nng kim sot bin dng c hiu qu do c s i chiu tng im bin dng. Bn c th thit lp chnh xc ta t cc cng c, hoc bn c

th di chuyn ng chng vi mt triad trong vng ha. Bn chn hng y cho cng c, cc hnh khi bin dng, mt hoc nhiu cng c v mt gi tr sai lch bin dng (tng t nh mt gc ln) xc nh hnh dng bin dng ni m hnh gc giao vi cng c. S dng bin dng y b mt thit k cc b mt hnh dng t do, cht do, ti mm, chi tit tm mng v cc ng dng khc, ni n thng c dng kt hp cht ch cc c im ca cng c vo thit k hin c. to nhng thay i chnh xc ca m hnh bng phng php s dng cng c rp, xem phn cng c Indent , c kh nng to chnh xc nhng khong offset vi cc khe h v chiu dy do ngi dng xc nh.

Cng c y b mt (xanh l cy) v m hnh gc

Kt qu y b mt

Bin dng im V d bin dng im Bn c th kt hp nhiu ty chn bin dng im khc nhau c nhng kt qu khc nhau. Cc v d trong ch ny ch minh ha cho mt s trong nhng ty chn ny. Xem thm Cc ty chn bin dng im c thm chi tit v nhng nh hng ca tng ty chn i vi nhau v vi m hnh bin dng. Bin dng im ch tc ng trong mt phmv nh, c th khng th hin r nu bn dng cc thit lp cht lng hnh nh mc nh. tng cht lng, click Tools, Options, Document Properties, Image Quality. Di chuyn thanh trt Shaded and draft quality HLR/HLV resolution sang phi hoc chn Optimize edge length. To bin dng m hnh s dng im:

1. Click Deform trn thanh cng c Features, hoc click Insert, Features, Deform. 2. Trong bng thuc tnh, di Deform Type, chn Point. 3. Di Deform Point, chn mt hoc nhiu i tng trong vng ha cho Deform Point

nh sau:

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im trn mt b mt hoc mt ta im trn cc cnh nh im trong khng gian

V d cc la chn bin dng im: im trn b mt hoc mt ta

M hnh ban u. im trn b mt l mt phng php n gin nhanh chng thay i nhng m hnh phc tp. im trn b mt tng dng lm bin dng nhiu thit k dng lp li v thm nhiu thay i cho cc feature phc tp ca m hnh.

Chn mt im trn mt b mt hoc mt ta . Hng y vung gc vi b mt ny.

Ky qu ca bin dng im trn b mt. Lu mc thay i ca mt thao tc bin dng im.

im trn cnh

M hnh ban u. Dng mt im trn cnh cho php on trc c v tr v chuyn ng bin dng.

Chn mt im trn mt cnh. Hng y c tnh l trung bnh hng vung gc ca hai b mt lin k. Nu bn di chuyn im ny trn cnh, tm bin dng cng di chuyn theo.

Kt qu ca bin dng. Bin dng ny cho php bn thay bin i nhanh chng nhng m hnh phc tp bt k.

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im trn nh

M hnh bn u. Dng mt im trn nh l mt cch on c v tr bin dng, hng php tuyn ca cc mt lin k l hng y.

Chn mt nh. Trong v d ny l nh ca mt ci gn tng cng. Hng y l trung bnh ca hng cc b mt lin k..

Kt qu ca bin dng im trn nh.

im trong khng gian

Chn mt im trong khng gian cho Deform point v chn mt trong nhng hng cho Deform direction:

cnh on thng sketch hai im hoc nh mt ta

b mt phng (im trong khng gian v on thng sketch xc nh hng trong hnh minh ha)

Hnh xem trc ca bin dng dng im trong khng gian. Hng c xc nh bng on thng sketch. Nu bn chn hng bng mt ta , hng y s l php tuyn ca mt ny.

Kt qu bin dng bng im trong khng gian 4. Khi bn dng mt im trong khng gian lm

Deform point , hy chn mt cnh thng, hai im hoc nh, mt mt ta hay b mt phng lm Deform direction.

Bi mt im trn b mt hoc nh, bn cn chn mt Deform direction dng mt hng khc mc nh. Nu cn, click Reverse deform direction .

5. Trong hp Deform distance , t mt gi tr cho khong cch bin dng.

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6. Di Deform Region1:

a. Trong hp Deform radius , t mt gi tr. Gi tr bn knh ny xc nh mt hnh cu xung quanh im c chn. im bin dng biu din gi tr Deform radius ny nh hng n hnh dng ra sao.

Hnh cu gi nh ny biu din gi tr ca Deform radius .

b. Chn Deform region hn ch bin dng trong mt vng c bao quanh bi chu vi ca b mt c chn. Khi bn chn mt im trn mt b mt v chn Deform region, theo mc nh, bn s hn ch bin dng trong mt vng c bao quanh bi chu vi b mt . Khi bn chn mt im trn cnh, nh hoc trong khng gian, s bin dng khng b chi phi trc tip bi Deform region. Vi la chn Deform region, bn cng c th chn Fixed curves/edges/faces v Additional faces to be deformed bt k.

V d v tc ng ca Deform region i vi bin dng

M hnh ban u

Hy kim Deform region

1 Vng bin dng

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Kt qu vi Deform region khng c chn

Khi dng mt im trn b mt, chn hay khng chn Deform

region c nh hng n s bin dng.

Bin dng dng cng im trn, vi Deform region c chn.

Nu bn chn mt im trn cnh hoc nh, chn hay khng chn Deform region khng nh hng n bin dng..

Hnh xem trc ny (cnh c chn) l nh nhau d Deform

region c c chn hay khng.

c. Chn Bodies to be deformed . Ty chn ny thng dng lm bin dng nhiu hnh khi trong mt part. V d, dng Bodies to be deformed khi tnh i xng phi c duy tr i vi tt c cc m hnh bi mt tp hp gi tr Deform distance v Deform radius

, nh trong cc minh ha sau.

M hnh ban u

Mt chi tit c chn

Kt qu bin dng

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Bn chi tit c chn

Kt qu bin dng

7. Di Shape Options: a. Chn mt mc cng Stiffness. cng xc nh tnh khng linh hot ca s bin

dng, c b tc ng hay khng trong mt b mt (Deform region c chn) hoc t do (Deform region khng c chn). Mc cng c dng xc nh hnh dng bn mun to.

Tt c cc v d cng ny dng mt Deform distance bng 10, Deform radius bng 50 v cng mt im trn b mt ny.

Chn Deform region Khng chn Deform region

Stiffness - Minimum

Stiffness - Medium

Stiffness - Maximum

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b. Khi khng chn Deform region, bn c th ty chn Deform axis kim sot thm s bin dng. Deform axis c xc nh bi vic chn mt cnh thng, hai im hoc nh, mt on thng sketch, mt b mt phng, hoc mt mt ta . Kt quat ny, trong s bin dng kiu un, song song vi trc bn chn.

M hnh ban u

Bin dng im vi hai nh c chon cho Deform axis

.

Bin dng im, dng mt trc xc nh bi hai nh cho Deform axis

.

Bin dng im, dng mt ta cho Deform axis . Trc un vung gc vi mt ta ny v trng vi tm ca m hnh.

c. Khi Deform region c chn, hy Maintain boundary thc hin nh sau:

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M hnh ban u. im bin dng trong khng gian c chn. Mt bin dng (mt c ch bng mi tn ) nh nhau trong cc v d sau:

Maintain boundary b hy, Additional faces only c chn. Mt trn c chn cho Additional faces to be deformed

Kt qu: Ch c mt trn b bin dng, cc mt bn thc ra ch c ko di ln gp mt trn.

Maintain boundary c chn

Kt qu: Ch c mt trn bin dng, cc mt khc khng thay i.

d. Di chuyn thanh trt Shape accuracy kim sot cht lng b mt. Lm tng cht lng cng lm tng kh nng to bin dng thnh cng. V d, nu bn nhn c mt thng bo li Could not replace geometries, hy di chuyn thanh trt sang phi. Ch di chuyn thanh trt nay khi cn, v tng chnh xc b mt s lm gim tc tnh ton.

8. Click OK .

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Cc ty chn bin dng im Bin dng im da trn mt im v hng y ca n. Xem li cc v d trn. Deform Point

Deform Point . t tm bin dng, chn mt im trn mt b mt, mt cnh mt nh, hoc mt im trong khng gian.

Deform direction. Chn mt hng bin dng bng cch chn mt cnh thng, mt on thng sketch, b mt phng hoc hai im hay nh.

o Nu bn chn mt cnh hoc on thng, hng bin dng s song song vi canh hoc ng ny.

o Nu bn chn mt mt ta hoc b mt phng, hng bin dng s vung gc vi cc mt ny.

o Nu bn chn hai nh hoc im, hng bin dng s i t im hoc nh th nht n th hai.

o S kt hp bt k ca cc im v hng u c php.

o Nu cn, click Reverse deform direction . Khi im bin dng nm trn mt b mt, cnh, hoc nh, hng mc nh l nh sau:

Point on Face. Hng Deform direction vung gc vi b mt ny ti im c chn. Nu bn chn im khc, s bin dng s cp nht im ny. S la chn im trn b mt thng dng nhanh chng thay i v b sung cc feature cc b khng i hi v tr chnh xc cho bin dng ny.

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Point on edge. Hng Deform direction l trung bnh gia hai php tuyn ca b mt lin k vi cnh c chn. V tr ca im ny trn cnh s xc nh tm ca bin dng. La chn im trn cnh thng dng to s thay i thit k vi chnh xc cao v nhiu kh nng tin on kt qu hn bin dng im trn b mt.

Vertex. Hng Deform direction l trung bnh ca cc php tuyn mt c chung nh ny. Tm bin dng l nh c chn.

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Point in space. Khi bn chn mt im trong khng gian th cha c hng bin dng no c, v vy, bn phi xc nh bng cch chn hai im hay nh, hoc mt cnh hay on thng, hoc mt mt ta hay b mt phng. La chn im trong khng gian cho php kim sot bin dng chnh xc c im v hng nn thng c dng khi cn kim sot bin dng im mt cch tt hn.

Deform distance . Xc nh khong bin dng (im di chuyn). Show preview. Xem trc cc kt qu hin th kiu m hnh li (hy kim) v t bng

(chn). ci thin tc vi nhng m hnh phc tp, khng nn dng ty chn ny.

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Deform Region Mc ny cho php bn thay i hnh dng bng cch xc nh bn knh ca bin dng, vng bin dng v thm cc hnh dng bin dng.

Bn c th dng cc ty chn Fixed curves/edges/faces , Bodies to be deformed v Additional faces to be deformed trong kiu kt hp bt k ty thuc vo hnh dng ca m hnh v cc kt qu thch hp. Nu cc ty chn c chn b sung t vi nhau, ty chn cui cng s v hiu ha ty chn trc mu thun vi n. V d, nu trc , bn xc nh mt b mt bin dng ri li xc nh chnh mt phi c nh, mt s c c nh.

Deform radius . Thay i mt gi tr bn knh hnh cu to bin dng ti im . Chn Deform region khng nh hng n gi tr Deform radius.

V d cc hnh xem trc v nh hng ca Deform distance v Deform radius i vi bin dng im.

M hnh ban u

Deform distance = 20, Deform radius = 50

Deform distance = 50, Deform radius = 50

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Deform distance = 50, Deform radius = 200 Lu rng m hnh rng hn so vi cc trng hp dng bn knh bng 50 trn.

Kt qu Deform distance = 50, Deform radius = 200

Deform region. Cho php cc ty chn Fixed curves/edges/faces v Additional faces to be deformed .

V d dng mt im trn b mt vi Deform region. C hai v d dng cng mt b mt ban u bin dng vi Deform distance = 10 v Deform radius = 100.

Hnh xem trc cho thy Deform region c chn v khng c b mt hoc cnh no c nh

Kt qu chn Deform region

Hnh xem trc khi khng chn Deform region

Kt qu hy kim Deform region

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i tng c chn cho Deform Point Deform region Kt qu

Mt im trn cnh, trn nh hoc trong khng gian

Chn hoc khng chn

Vng bin dng khng nh hng nu hy kim Fixed curves/edges/faces hoc Additional faces to be deformed

Chn Vng bin dng b gii hn i vi b mt nu Fixed curves/edges/faces hoc Additional faces to be deformed c chn Mt im trn b mt

Khng chn Ton b m hnh b bin dng

Fixed curves/edges/faces . Ngn cc ng cong, cc cnh v cc b mt khng b bin dng hoc di chuyn. Vi cc ng bin khp kn, cch thc bin dng ty thuc vo cc trng hp sau:

o Nu im bin dng (tm ca bin dng) nm trong ng bin khp kn (tp hp cc cnh c nh lin tip), s bin dng b gii hn trong phm v ng bin ny.

o Nu im bin dng nm ngoi ng bin khp kn, khng c im no trong ng bin ny b bin dng.

Tt c cc v d ny dng cng Deform distance v Deform radius .

Bin dng khng c i tng c nh no

Xem trc

La chn Fixed curves/edges/faces .

Bin dng vi cc cnh c nh

Additional faces to be deformed . Cho php bn chn thm cc b mt bin dng.

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Chn mt b mt bin dng

Chn thm cc b mt bin dng

Bodies to be deformed . Cho php bn chn mt hoc nhiu khi bin dng, khi chn mt im bin dng trong khng gian. Bodies to be deformed thng dng khi bn cn lm bin dng nhiu khi ng thi trong ti liu part a khi.

M hnh ban u

im bin dng trong khng gian

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Khi c chn bin dng

C bn khi c chn bin dng

Cc ty chn Shape

Bn c th kim sot hnh dng ca bin dng im bng cch thay i cng Stiffness, xc nh mt trc Deform axis v thay i chnh xc Shape accuracy .

Deform axis (ch kh dng khi hy kim Deform region). Kim sot hnh dng ca bin dng bng cch to mt trc un song song vi mt cnh/on thng, vung gc vi mt ta /b mt phng hoc theo hng hai im/nh. Ty chn ny to bin dng kiu un vi gi tr d khng phi chnh xc l un. un chnh xc, xem Flex feature.

Cha bin dng

Bin dng khng chn Deform radius

Chn cnh bn cho Deform radius

Stiffness. Kim sot cng ca hnh dng trong qu trnh bin dng. Bn c th kt hp mc cng vi cc kim sot khc, nh Deform axis . C ba mc cng:

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o Stiffness - minimum

o Stiffness - medium

o Stiffness - maximum

M hnh cha bin dng

B mt c chn cho Deform Point

o Stiffness - minimum

o Stiffness - medium

o Stiffness - maximum

Shape accuracy . Kim sot cht lng b mt. Cht lng mc nh c th l cha u i vi nhng vng b un cong. Khi bn tng chnh xc bng cch di chuyn thanh trt sang phi, bn c th tng kh nng lm bin dng thnh cng. Ch nn di chuyn thanh trt khi cn thit v tng chnh xc s lm gim tc h thng.

Bin dng im, vn ch tc ng ln mt din tch nh, c th khng hin th r rng nu bn chn ch hin th hnh nh theo mc nh. tng cht lng hin th, click Tools, Options, Document Properties, Image Quality. Chuyn ng thanh trt Shaded and draft quality HLR/HLV resolution sang phi hoc chn Optimize edge length.

Maintain boundary (kh dng khi chn Deform region). m bo chn cc bin cho Fixed curves/edges/faces . Hy kim Maintain boundary thay i vng bin dng, thay i cc cnh c nh hoc cho php cc bin di chuyn.

Additional faces only (kh dng khi chn Deform region v hy kim Maintain boundary). Lm cho s bin dng ch tc ng n nhng b mt c chn cho Additional faces to be deformed .

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Khng chn Maintain boundary

Chn Maintain boundary

Bin dng Curve to Curve Bn c th dng bin dng Curve to curve :

Lm thay i hnh dng nhng m hnh phc tp. Thay i cc c im ca mt m hnh nhp. Lm kn khong h gia cc b mt.

Lm bin dng curve to curve mt m hnh: Th thut ny dng mt m hnh part a khi. Bn chn ng cong trn mt khi lm ng cong xut pht Initial curves v ng cong trn khi th hai lm ng cong ch Target curves .

1. Click Deform trn thanh cng c Features, hoc click Insert, Features, Deform.

2. Trong bng thuc tnh, di Deform Type, chn Curve to curve.

3. Di Deform Curves, chn cc cnh trn mt khi cho Initial curves trong vng ha.

4. Click vo Target curves , ri chn cc cnh trn khi khc.

5. Dng li cc im ni c hnh xem trc thch hp, ri lm nh sau:

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a. Click mt trong hai im ni. b. Click hng mi tn mt trong hai im ni. Con

tr i thnh . c. Click hng mi tn dng chng cng hng.

6. Right-click trong vng ha ri chn Show Connection Lines. Phn kt ni phi u nhau dc theo chu vi, nu khng, hy dng li.

S phn b khng u c th do cc ng ni b xon. 7. hnh bin dng c s tip tuyn vi cc hai khi,

di Shape Options, chn Surface tangent. Click mi tn hng tip tuyn mu xanh cho ti khi c hai im ny c cng hng. Hnh xem trc cho thy phn kt ni chuyn tip mm mi khi cc mi tn tip tuyn ch ng hng.

8. Click OK . Bn c th cn b sung thm v hiu chnh cc ng ni khi dng bin dng Curve to curve. Cc ng ni b sung cho php bn ci thin cht lng cc kt qu. Bn c th ni cc khi tt hn nu chng c cng s cnh hoc gc.

Ci thin s bin dng bng cc ng ni:

1. Click Deform trn thanh cng c Features, hoc click Insert, Features, Deform.

2. Trong bng thuc tnh, di Deform Type, chn Curve to curve.

3. Di Deform Curves, chn cc cnh trn khi trong vng ha cho Initial curves . Ri vo Target curves v chn cc cnh ca b mt trong vng ha.

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4. Right-click trong vng ha v chn Show Connection Lines. Cc ng ni cho thy s kt ni gia cc cnh xut pht v ch. S b tr cc ng kt ni trong trng hp ny c th thay i ci thin kt qu.

5. thay i s sp xp cc ng kt ni, right-click v chn Add Connector. Mt ng kt ni mi xut hin vi cc im iu kin mu xanh.

6. Trn cc cnh xut pht v ch, ko cc im iu khin ny n nhng v tr mi. Kt qu ny c th ci thin c s kt ni gia hai i tng.

7. Thm cc ng ni cn thit ci thin s kt ni. Ni chung, kt qu tt nht c c khi cc ng kt ni vung gc vi cc cnh xut pht v ch.

8. Click OK .

Nu gp nhng vn nh thng bo li Could not replace geometries, hy di chuyn thanh Shape accuracy di Shape Options. Cc gii php khc gm c vic thm cc ng kt ni v dng li chng. Kt qu m hnh c to c chnh sa li cc ng kt ni v la chn Surface tangent.

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Cc ty chn bin dng Curve to Curve Bin dng Curve to curve l mt phng php to bin dng cc m hnh phc tp mt cch chnh xc t cc ng cong xut pht n cc ng cong ch. Cc ng cong ny c th l cnh ca cc b mt v mt ct hoc cc ng cong sketch t do.

Nu cc ng cong ch l cc cnh ca b mt, s chuyn tip c th gy gc hoc mm.

Cc ty chn trong Bng thuc tnh kim sot bin dng Curve to curve c m t di y.

Deform Curves

Initial curves . Tp hp cc ng cong xut pht ca bin dng. Chn mt hoc nhiu ng cong hoc cc cnh thnh mt tp hp kt ni, c th l mt ng cong n hoc tpp hp cc cnh hoc ng cong lin tip.

Target curves . Tp hp cc ng cong ch ca bin dng. Chn mt hoc nhiu ng cong hoc cc cnh thnh mt tp hp kt ni, c th l mt ng cong n hoc tpp hp cc cnh hoc ng cong lin tip.

Set[n]. Cho php bn thm , bt v lun chuyn cc nhm thay i. Cc ng cong c th l ca m hnh (cc cnh ca b mt hoc mt ct) hoc cc sketch c lp.

Show preview. Xem trc cc kt qu bng cc hnh li hoc t bng. tng tc , khng nn dng ty chn ny.

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Deform Region

Bn c th dng ty chn Fixed curves/edges/faces , Bodies to be deformed v Additional faces to be deformed theo cch kt hp bt k, ty theo hnh dng ca m hnh c kt qu thch hp. Nu cc ty chn mu thun nhau, ty chn sau cng s c u tin i vi ty chn trc mu thun vi n. V d, nu bn xc nh mt b mt bin dng ri sau bn xc nh n l c nh, b mt ny s c nh.

Fixed edges. Ngn khng cho cc ng cong, cnh hoc b mt di chuyn. La chn cc cnh v b mt c nh trong vng ha. Nu hy kim Fixed edges, bn c th ch cn chn cc khi hnh.

Uniform. C gng duy tr cc c im ca hnh dng gc khi lm bin dng. Ty chn ny c th gip gii quyt nhng tin trnh bin dng curve to curve vn lm gim nhng c im gc cnh ca m hnh.

Khng chn Uniform

Chn Uniform

Fixed curves/edges/faces . Ngn cc ng cong, cnh v b mt bin dng v di chuyn.

M hnh u tin

Khng chn cc cnh c nh

Cnh c nh l cnh mt bch

o Nu Initial curves nm trong mt ng bao khp kn, bin dng b gii hn trong ng bao ny.

o Nu Initial curves nm ngoi mt ng bao khp kn, khng c im no trong ng bao b bin dng.

Additional faces to be deformed . Cho php bn b sung cc b mt bin dng. Nu khng c b mt no c chn th ton b m hnh s b tc ng.

Khng c mt no c chn, ch c cc cnh

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c chn trong Fixed edges c mu tm.

Khng c mt no c chn trong faces to be deformed . Mt y b bin dng ln trn cng vi mt trn.1

Mt trn c chn trong faces to be deformed . Mt di khng b tc ng.

Nu Initial curves l cc ng cong sketch (khng phi l cc cnh ca b mt), bn phi chn Bodies to be deformed hoc Additional faces to be deformed .

o Nu bn chn mt cnh c nh , hoc mt khi , ton b khi s b bin dng.

Khi khng c b mt no c chn cho faces to be deformed , ton b khi ny s bin dng.

o Nu bn chn mt b mt khng c cc cnh c nh cho Additional faces to be deformed , s bin dng b gii hn ch i vi b mt c chn ny.

Khi c mt b mt c chn cho faces to be deformed , ch c mt bin dng.

Deform radius (kh dng khi hy kim Fixed edges v chn Uniform). To bin dng

C hai bin dng ny cng dng chung cc ng cong xut pht Initial v ch Target . Fixed Edges khng c chn v Uniform c chn.

1 Mt di b lm do bin dng ln trn, hnh minh ha c th nhn nh b li.

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kiu un, dng gi tr bn knh bin dng Deform radius xc nh vng chu bin dng. Vng ny c tnh ton bng cch dn mt hnh bn nguyt c bn knh bng gi tr Deform radius , i dc cc ng cong ban u.

Bodies to be deformed . Bin dng khi. Dng ty chn ny khi ng cong xut pht Initial curves khng phi l cc cnh ca m hnh (m l cc ng cong sketch), hoc nu bn mun lm bin dng a khi.

Mt gi tr bn knh nh [R=30] tc ng ln mt vng nh ca bin dng khi n c dn dc theocc ng cong v cch cnh ban u .

Mt gi tr bn knh ln [R=100] tc ng ln mt vng bin dng ln khi n c dn dc theocc ng cong v cch cnh ban u.

Cc ng cong Initial v Target c chn, cha chn khi no

Mt khi c chn (hnh xem trc)

Kt qu mt khi c chn