cnc milling specialist 8.11.14

8/10/2019 CNC Milling Specialist 8.11.14

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CNC M ILLINGS PECIALIST

P URPOSE The purpose of this contest is to evaluateeach contestants preparation foremployment in Computer Numeric ControlMilling. In addition, recognize outstandingstudents for excellence andprofessionalism.

First, refer to eneral !egulations, "age #.

CLOTHING R EQUIREMENT$%cial &'ills(&) 'ha'i *or' shirt andpants, +lac' or +ro*n leather *or' shoes,and safety glasses *ith side shields orgoggles. "rescription glasses can +e usedonly if they are e-uipped *ith side shields.If not, they must +e covered *ith goggles.

These regulations refer to clothing itemsthat are pictured and descri+ed at/***.s'illsusastore.org . If you have

-uestions a+out clothing or other logoitems, call011231424561 or 7182#5628798.

Note: Contestants must wear theirofcia contest c othin! to the contestorientation meetin!"

ELIGI#ILIT$ $pen to active &'ills(&) mem+ersenrolled in programs *ith precisionmachining, automated manufacturing orCNC as the occupational o+:ective.

EQUIPMENT AN% M ATERIALS &4. &upplied +y the technical committee/

a. Haas Programable Controllerb. Scientifc calculator c. Pencils and paper

9. &upplied +y the contestant/

a. Machinerys Handbook(optional

b. !ll competitors must create aone"page r#sum# and submit ahard copy to the technicalcommittee chair at orientation.

$ailure to do so %ill result in a&'"point penalty

Note: our contest may alsore)uire a hard copy o* yourr#sum# as part o* the actualcontest. Check the Contest+uidelines and,or

S COPE O' THE C ONTEST

(now e)!e Per*ormance The contest *ill include a *ritten test toevaluate a contestants 'no*ledge ofComputer Numeric Control milling in suchareas as/ +asic milling s'ills, 'no*ledge ofCNC programming, performingmathematical calculations related to CNC,communication and inspection.

S+i Per*ormance This contest *ill assess the a+ility to *riteCNC milling programs, interpret printsincluding ;T , and measure


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c. Calculate radius tangent points3. Measuring

a. Measure sample parts %ithin'.'''23

5. Communicationa. 4ead and interpret technical

printsb. 5nderstand all symbols ontechnical prints6 such asgeometric controls6 sur*ace"fnish symbols6 corner"breaksymbols6 etc.

6. ;imensions7his is a contest o* programming

skills. Contestant parts %illonly run on machine i*

programs run %ithout iolatingsa*ety standards or damagingmachines.

7. )n overvie* of a ?aas CNC controllers*ill +e availa+le at orientation *ithtechnicians on hand to helpcompetitors familiarize themselves*ith the interface.

Stan)ar)s an) Com,etencies

CNCM 4.1 @ )pply +asic machining s'ills

per industry standards as set forth +y the&'ills(&) technical committee4.4 ;emonstrate the +asic math s'ills

essential for CNC milling4.9 Identify and use measuring tools

that are +asic to CNC milling4.8 Interpret and apply information from

prints and dra*ings4.3 Measure part to nearest A


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Committee I)enti-e) Aca)emicS+i s

The technical committee has identi=edthat the follo*ing academic s'ills areem+edded in this contest.

Math &'ills(se fractions to solve practicalpro+lems

&implify numerical expressionsMeasure angles)pply transformations rotate or turn,reDect or Dip, translate or slide anddilate or scale to geometric =gures

)pply "ythagorean Theorem&olve pro+lems using proportions,formulas and functions

&olve pro+lems using trigonometry&olve pro+lems using Cartesiancoordinate system

&cience &'illsNone Identi=ed

Eanguage )rts &'illsNone Identi=ed

Connections to NationaStan)ar)s&tate2level academic curriculumspecialists identi=ed the follo*ingconnections to national academicstandards.

Math &tandardsNum+ers and operations)lge+raeometryMeasurement

"ro+lem solving!easoning and proof CommunicationConnections!epresentation

Source: NCTM "rinciples and &tandardsfor &chool Mathematics. To vie* highschool standards, visit/standards.nctm.org


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synthesize information and to createand communicate 'no*ledge

&tudents use spo'en, *ritten andvisual language to accomplish theiro*n purposes e.g., for learning,en:oyment, persuasion and the

exchange of informationSource: I!) &tandards for the>nglish Eanguage )rts.

To vie* the standards, visit/***.ncte.org

cnc milling specialist 8.11.14

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