MCCCD Program Description

CNC Lathe: Operator Training II

Course: MET210

First Term: 2013 Spring

Lec + Lab 3 Credit(s) 6 Period(s) 5.1 Load
Subject Type: Occupational
Load Formula: S

Description: Setup and operation of a Computer Numerical Control (CNC) lathe and CNC Mill/Turn. Manufacturing operation instructions and functioning program. Changing tool values. Replacing and qualify tooling. Advanced CNC lathe topics including production tooling and coolants, live tooling (mill/turn), tail stock, bar pull/feed, advanced program editing, CANNED cycle use and manipulation, and set up time reduction. Proper machine shop safety

MCCCD Official Course Competencies
1. Explain the importance of shop safety, housekeeping and etiquette. (I) 2. Demonstrate the procedure for setup and production of close tolerance part on a CNC turning center, CNC Mill/turn machine. (II) 3. Demonstrate the use of CNC turning center tooling and qualify tooling as necessary. (III) 4. Explain the importance of machine maintenance, tooling, and coolant. (III) 5. Demonstrate change over of work holding devices (chucking to collet closer). (IV) 6. Demonstrate production use of a CNC turning center utilizing bar feeders. (IV) 7. Demonstrate and explain setup time reduction techniques. (IV) 8. Demonstrate boring chuck jaws. (IV) 9. Demonstrate the use of a tailstock part support system. (IV) 10. Demonstrate machine control graphic programming. (V) 11. Demonstrate program manipulation and optimization utilizing CANNED cycles. (V) 12. Demonstrate advanced program editing. (VI) 13. Demonstrate the use of shop measuring instruments to qualify a part. (VII) 14. Setup and run part numbers: 210.1, 210.2, 210.3, 210.4, and 210.5. (VIII)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.

MCCCD Official Course Outline
I. Shop Safety A. Safety B. Housekeeping C. Material safety data sheets (MSDS) D. Etiquette II. Lathe Control/Start-up A. Start-up B. Mode selection C. Parking/shut down III. Metalworking Theory A. CNC Tooling B. Preventative maintenance C. Tooling maintenance D. Coolants E. Material machining properties IV. Operation A. Run verified multi featured close tolerance CNC lathe two axis programs B. Run verified multi featured close tolerance CNC Mill/turn programs C. Setup time reduction D. Bar feeders/Bar Pullers E. Chuck to collect change over F. Run shaft utilizing tailstock V. Programming A. CANNED cycle use and manipulation B. Machine graphic programming VI. Mode Selection A. Edit to produce qualified part B. Utilize offsets: Wear, Geometry C. Advanced editing features VII. Qualifying/Replacing Tooling A. Shop Measuring Instruments 1. Micrometers 2. Indicators 3. Dial calipers 4. Scale 5. Shadow graph B. Use of Detailed Inspection Plan (DIP) Sheet VIII. Part Completion A. 100% of dimensional accuracy of parts 1. Part No. 210.1 2. Part No. 210.2 3. Part No. 210.3 4. Part No. 210.4 5. Part No. 210.5

MCCCD Governing Board Approval Date: 6/27/2006

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.