baØi 8
DESCRIPTION
BAØI 8. KIEÅU KÍCH THÖÔÙC vaø CAÙC BIEÁN KÍCH THÖÔÙC NHAÄP MOÄT KIEÅU KÍCH THÖÔÙC TÖØ BAÛN VEÕ NAØY SANG BAÛN VEÕ KHAÙC TAÏO FILE BAÛN VEÕ CHUAÅN LEÄNH IN BAÛN VEÕ. I. KIEÅU KÍCH THÖÔÙC :. Caùch goïi leänh:. Format / Dimension Style D . Hoäp thoaïi DIMENSION STYLE MANAGER. - PowerPoint PPT PresentationTRANSCRIPT
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BAØI BAØI 881.KIEÅU KÍCH THÖÔÙC vaø
CAÙC BIEÁN KÍCH THÖÔÙC
2.NHAÄP MOÄT KIEÅU KÍCH
THÖÔÙC TÖØ BAÛN VEÕ NAØY
SANG BAÛN VEÕ KHAÙC
3.TAÏO FILE BAÛN VEÕ CHUAÅN
4.LEÄNH IN BAÛN VEÕ
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I. KIEÅU KÍCH THÖÔÙC:
Caùch goïi leänh:Format / Dimension
Style
D Hoäp thoaïi
DIMENSION STYLE MANAGERDIMENSION STYLE MANAGER
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1. Taïo kieåu kích thöôùc môùiÑeå taïo kieåu kích thöôùc
môùi, choïn nuùt
treân hoäp thoaïi. Khi ñoù xuaát hieän hoäp thoaïi:
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New Style Name
Ñaët teân kieåu kích thöôùc môùi
Start with Cô sôû cuûa kieåu kích thöôùc môùi, ISO-25 (maëc ñònh)
Use for Choïn loaïi kích thöôùc söû duïng kieåu môùi naøy: All Dimension
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Sau ñoù nhaán nuùt
treân hoäp thoaïi CREAT NEW CREAT NEW
DIMENSION STYLEDIMENSION STYLE ñeå tieán
haønh thieát laäp caùc bieán
kích thöôùc cho kieåu vöøa
taïo.
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1.1 Trang LINES and ARROWS
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Ñònh maøu cho ñöôøng kích thöôùc
Ñònh chieàu roäng neùt in cho ñöôøng kích thöôùc
Dimension Lines Ñöôøng kích thöôùc
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Ñònh khoaûng nhoâ ra cuûa ñöôøng kích thöôùc so vôùi ñöôøng gioùng
Chæ duøng cho kích thöôùc xaây döïng, kieán truùc
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Ñònh khoaûng caùch giöõa hai
kích thöôùc song song
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AÅn / hieän ñaàu beân traùi hoaëc phaûi cuûa ñöôøng kích thöôùc
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Extension Lines Ñöôøng gioùng
Ñònh maøu cho ñöôøng gioùng
Ñònh chieàu roäng neùt in cho ñöôøng gioùng
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Ñònh khoaûng nhoâ ra cuûa ñöôøng gioùng so vôùi ñöôøng kích thöôùc
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Ñònh khoaûng caùch töø ñöôøng bao vaät theå ñeán goác ñöôøng gioùng Baûn veõ cô khí = 0
Baûn veõ xaây döïng
khaùc 0
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AÅn / hieän ñaàu ñöôøng gioùng beân traùi hoaëc phaûi
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Arrows Muõi teân
Choïn kieåu muõi teân cho hai ñaàu ñöôøng kích thöôùc Baûn veõ cô khí : Closed Filled
Baûn veõ xaây döïng : Architectural Tick
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Choïn kieåu muõi teân cho ñöôøng chuù thích (Leader)
Ñònh ñoä lôùn muõi teân
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Center marks for CircleDaáu taâm – ñöôøng taâm
Choïn kieåu ghi daáu taâm (Mark) Hay ñöôøng taâm (Line)
Ñònh ñoä lôùn daáu taâm hay ñöôøng taâm
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1.2 Trang TEXT
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Text Appearance
Ñieàu khieån hình daïng, kích
côõ cuûa chöõ soá kích thöôùc
Choïn kieåu chöõ soá kích thöôùc
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Ñònh maøu cho chöõ soá kích thöôùc
Ñònh chieàu cao chöõ soá kích thöôùc
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Text PlacementVò trí chöõ soá kích thöôùc
AboveAbove : Chöõ soá kích thöôùc
naèm treân ñöôøng kích
thöôùc (theo phöông ñöùng)
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CenterCenter :
Chöõ soá kích thöôùc naèm
doïc theo ñöôøng kích thöôùc
vaø giöõa hai ñöôøng gioùng
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Ñònh khoaûng caùch giöõa ñaùy chöõ soá kích thöôùc vôùi ñöôøng kích thöôùc
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Text AlignmentHöôùng chöõ soá kích thöôùc
Chöõ soá kích thöôùc luoân luoân naèm ngang
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Chöõ soá kích thöôùc luoân luoân song song vôùi ñöôøng kích thöôùc
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Chöõ soá kích thöôùc seõ
song song vôùi ñöôøng kích
thöôùc khi noù naèm trong hai
ñöôøng gioùng vaø naèm
ngang khi noù ôû ngoaøi
ñöôøng gioùng
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1.3 Trang FIT
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Fit Options
Kieåm tra vò trí chöõ soá kích
thöôùc vaø ñaàu muõi teân
naèm trong hay ngoaøi
ñöôøng gioùng döïa treân
khoaûng caùch giöõa hai
ñöôøng gioùng
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Hoaëc chöõ soá kích thöôùc
hoaëc muõi teân, ñoái
töôïng naøo ñuû choã thì
naèm trong, ñoái töôïng
coøn laïi seõ naèm ngoaøi
hai ñöôøng gioùng.
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Neáu caû hai ñeàu ñuû choã thì
caû hai seõ naèm trong hai
ñöôøng gioùng. Ngöôïc laïi, thì
caû hai seõ naèm ngoaøi hai
ñöôøng gioùng
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Text Placement Gaùn vò trí chöõ soá kích thöôùc khi di chuyeån noù ra khoûi vò trí maëc ñònh
Ñaët chöõ soá kích thöôùc beân caïnh ñöôøng kích thöôùc
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Ñaët chöõ soá kích thöôùc ngoaøi ñöôøng kích thöôùc vaø coù ñöôøng daãn
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Ñaët chöõ soá kích thöôùc ngoaøi ñöôøng kích thöôùc vaø khoâng coù ñöôøng daãn
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Scale for Dimension Feature
Gaùn tyû leä cho toaøn boä caùc bieán cuûa kieåu kích thöôùc treân baûn veõ hay tyû leä trong khoâng gian giaáy veõ
Heä soá naøy chæ laøm thay ñoåi ñoä lôùn cuûa kích thöôùc chöù khoâng laøm thay ñoåi giaù trò kích thöôùc
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Fine Tuning Ñieàu chænh vò trí chöõ soá kích thöôùc vaø ñöôøng kích thöôùc khi ghi kích thöôùc
Ñònh vò trí chöõ soá kích thöôùc tuøy yù doïc treân ñöôøng kích thöôùc (ra khoûi vò trí maëc ñònh).
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Luoân luoân veõ ñöôøng kích thöôùc naèm trong hai ñöôøng gioùng
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1.4 Trang PRIMARY UNITS
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Linear Dimensions
Gaùn daïng ñôn vò cho kích thöôùc thaúng
Ñònh daïng ñôn vò ño cho kích
thöôùc thaúng. Choïn DECIMAL
(Heä thaäp phaân)
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Ñònh ñoä chính xaùc.
Ñieàu naøy phuï thuoäc
vaøo vaät theå coù kích
thöôùc nguyeân hay leû
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Ñònh daáu phaân caùch cho soá thaäp phaân Period: Daáu
chaám
Comma: Daáu
phaåy
Space:
Khoaûng traéng
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Ñònh quy taéc laøm troøn soá 0 : Giöõ nguyeân giaù trò soá leû 1 : Laøm troøn ñeán haøng ñôn vò
Kích thöôùc thaät
Kích thöôùc laøm troøn = 1
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Ñònh tieàn toá, haäu toá cho
chöõ soá kích thöôùc. Tuy
nhieân, khoâng neân nhaäp
tieàn toá, haäu toá vaøo
trong oâ naøy vì noù seõ
aûnh höôûng ñeán toaøn boä
caùc kích thöôùc ñaõ ghi
treân baûn veõ.
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Measurement Scale & Zero suppression Tyû leä ño vaø ñieàu khieån söï hieån thò soá 0 khoâng coù nghóa
Gaùn heä soá tyû leä ño chieàu daøi cho caùc kích thöôùc
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Heä soá naøy laøm thay ñoåi giaù trò kích thöôùc
Ví duï: Scale factor = 10.
Khi veõ ñoaïn thaúng daøi
10mm nhöng khi ghi kích
thöôùc seõ hieån thò laø
100mm.
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AÅn / hieän caùc soá 0 voâ
nghóa tröôùc hoaëc sau daáu
phaân caùch cuûa chöõ soá
kích thöôùc
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Angular Dimensions
Gaùn daïng ñôn vò cho kích thöôùc goùc
Ñònh daïng ñôn vò ño cho kích thöôùc goùc. Choïn DECIMAL DEGREES
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Ñònh ñoä chính xaùc.
Ñieàu naøy phuï thuoäc
vaøo kích thöôùc goùc laø
nguyeân hay leû.
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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AÅn / hieän caùc soá 0 voâ
nghóa tröôùc hoaëc sau
daáu phaân caùch cuûa
chöõ soá kích thöôùc goùc
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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1.6 Trang TOLERANCE KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Tolerance Format Ñònh daïng kieåu ghi dung sai vaø caùc thieát laäp lieân quan
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Choïn phöông phaùp ghi dung sai
Thöôøng söû duïng caùc phöông phaùp: Symmetrical, Deviation vaø Symmetrical, Deviation vaø LimitsLimitsSymmetrical Duøng ñeå ghi kích thöôùc
dung sai coù sai leäch giôùi
haïn treân baèng sai leäch
giôùi haïn döôùi. Ví duï:
50 0.02
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Deviation Duøng ñeå ghi kích thöôùc dung sai coù sai leäch giôùi haïn treân khaùc sai leäch giôùi haïn döôùi.
02.0
01.050Ví duï:
Limits
Hieån thò kích thöôùc giôùi haïn.02.50
99.49Ví duï:
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Ñònh ñoä chính xaùc cho
dung sai.
Choïn ñoä chính xaùc
phuï thuoäc vaøo soá
löôïng soá leû sau daáu
phaân caùch
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Nhaäp giaù trò sai leäch giôùi haïn treân
Nhaäp giaù trò sai leäch giôùi haïn döôùi
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Ñoái vôùi phöông phaùp Symmetrical thì baïn chæ caàn nhaäp giaù trò sai leäch giôùi haïn treân taïi doøng Upper value. Ñoái vôùi phöông phaùp Deviation thì baïn phaûi nhaäp 2 giaù trò sai leäch giôùi haïn treân vaø döôùi taïi doøng Upper value vaø Lower value. Löu yù: Maëc ñònh giaù trò treân laø (+), giaù trò döôùi laø (-)
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Nhaäp heä soá tyû leä chieàu cao giöõa chöõ soá dung sai vôùi chöõ soá kích thöôùc
Ñoái vôùi phöông phaùp
Symmetrical thì heä soá
naøy baèng 1 Ñoái vôùi phöông phaùp
Deviation thì heä soá
naøy baèng 0.5
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Choïn vò trí cho chöõ soá dung sai so vôùi chöõ soá kích thöôùc. Choïn MIDDLE
AÅn / hieän caùc soá 0 voâ nghóa tröôùc hoaëc sau daáu phaân caùch cuûa chöõ soá dung sai
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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Chuù yù:Ta khoâng neân ghi dung sai
tröïc tieáp trong hoäp thoaïi
DIMENSION STYLE MANAGERDIMENSION STYLE MANAGER
vì noù laø bieán toaøn cuïc
neân seõ aûnh höôûng ñeán
toaøn boä caùc kích thöôùc
khaùc treân baûn veõ (goàm
caùc kích thöôùc khoâng coù
dung sai).
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Do ñoù neáu baïn muoán ghi
kích thöôùc coù dung sai baïn
phaûi söû duïng caùch hieäu
chænh cuïc boä, töùc laø
hieäu chænh rieâng nhöõng
kích thöôùc naøo coù dung
sai. (Phaàn leänh hieäu
chænh kích thöôùc)
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2. Hieäu chænh kieåu kích thöôùc (Hieäu chænh bieán kích thöôùc toaøn cuïc)
Ñeå hieäu chænh moät kieåu
kích thöôùc baát kyø, choïn
nuùt treân hoäp
thoaïi.
Khi ñoù seõ xuaát hieän hoäp
thoaïi MODIFY DIMENSION MODIFY DIMENSION
STYLESTYLE ñeå baïn thöïc hieän
vieäc hieäu chænh cho kieåu
kích thöôùc ñoù.
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3. Ñöa moät kieåu kích thöôùc leân laøm hieän haønh
Ñeå ñöa moät kieåu kích
thöôùc leân laøm hieän
haønh, baïn choïn nuùt
treân hoäp thoaïi.
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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4. Taïo kieåu kích thöôùc taïm thôøi
Choïn nuùt treân hoäp thoaïi.
Khi ñoù seõ xuaát hieän hoäp
thoaïi OVERRIDE CURRENT OVERRIDE CURRENT
STYLESTYLE ñeå baïn thieát laäp
caùc bieán cho kieåu kích
thöôùc taïm naøy.
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Chuù yùChuù yù:
Kieåu kích thöôùc taïm chæ
söû duïng khi muoán ghi
moät kích thöôùc ñaëc bieät
naøo ñoù treân baûn veõ.
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II. HIEÄU CHÆNH KÍCH THÖÔÙC CUÏC BOÄ (Duøng ñeå ghi dung sai cho kích thöôùc)
Caùch goïi leänh hieäu chænh:
Modify / Properties,
Sau ñoù choïn kích thöôùc ñeå hieäu chænhClick ñoâi vaøo kích
thöôùc caàn hieäu
chænh ñeå ghi dung sai
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Hoäp thoaïi PROPERTIESPROPERTIES
xuaát hieän.
Treân hoäp thoaïi
PROPERTIES:
Choïn doøng Tolerance
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Caùc doøng caàn nhaäp thoâng soá dung sai treân hoäp thoaïi:
Tolerance displayChoïn phöông phaùp ñeå ghi dung sai
Tolerance limit lower
Nhaäp giaù trò sai leäch giôùi haïn döôùi
Tolerance limit upperNhaäp giaù trò sai leäch giôùi haïn treân
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Tolerance pos vert Ñieàu chænh vò trí cuûa chöõ soá dung sai so vôùi chöõ soá kích thöôùc
Tolerance precision Ñònh ñoä chính xaùc cho dung sai
Tolerance text height Ñònh tyû leä chieàu cao cuûa chöõ soá dung sai so vôùi chöõ soá kích thöôùc
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Ví duï:
Cho tröôùc kích thöôùc 40 nhö hình döôùi.
Haõy ghi dung sai cho kích thöôùc ñoù vôùi:
Sai leäch giôùi haïn treân = + 0.02
Sai leäch giôùi haïn döôùi = - 0.01
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Nhaäp caùc thoâng soá nhö
treân hoäp thoaïi
PROPERTIESPROPERTIES, ta ñöôïc keát
quaû sau:
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III.CAÙCH NHAÄP MOÄT KIEÅU KÍCH THÖÔÙC TÖØ BAÛN VEÕ NAØY SANG BAÛN VEÕ KHAÙC
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1. Xuaát moät kieåu kích thöôùc töø baûn veõ goác
Trình töï thöïc hieän:
Môû baûn veõ goác coù
kieåu kích thöôùc ñaõ taïo.
Choïn Express /
Dimension /
Dimstyle Export…
KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG
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2. Nhaäp kieåu kích thöôùc ñaõ xuaát vaøo baûn veõ hieän haønh
Trình töï thöïc hieän: Môû file baûn veõ caàn
nhaäp kieåu kích thöôùc
ñaõ xuaát. Choïn Express /
Dimension /
Dimstyle Import…
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KHOA CÔ ÑIEÄN ÑH LAÏC HOÀNG