|
Standards |
Posted:
10/09/07
|
R State Standard |
£ Institutionally Developed |
College: n/a |
Provides a comprehensive introduction to computer numerical controlled
(CNC) machining processes. Topics include: safety, Computer Numerical Control of
machinery, setup and operation of CNC machinery, introduction to programming of
CNC machinery, introduction to CAD/CAM.
|
Competency Areas |
Hours |
|
|
Safety |
Class |
4 |
|
Computer
Numerical Control |
D. Lab |
6 |
|
Setup
& Operation |
P.
Lab/O.B.I. |
0 |
|
Introduction
to Programming |
Credit |
7 |
|
Introduction
to CAD/CAM |
|
|
|
Prerequisite: |
None |
|
Corequisite: |
|
|
Course Guide |
|
Competency |
After completing this section,
the student will: |
Hours |
||
|
Class |
D.Lab
|
P.Lab/ O.B.I. |
||
|
SAFETY |
1 |
1
|
0 |
|
|
|
Identify
safety procedures for setup and operation of CNC machinery. |
|
|
|
|
|
Demonstrate
safety procedures for setup and operation of CNC machinery. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
COMPUTER
NUMERICAL CONTROL |
5 |
0
|
0 |
|
|
Identification |
Identify
and label axis of travel on CNC machinery |
|
|
|
|
|
Describe
the information translation into movement process in CNC machine tools. |
|
|
|
|
|
Explain
the use of the Cartesian coordinate system on CNC machine tools. |
|
|
|
|
EDM |
Define
and describe the EDM process. |
|
|
|
|
Tool
Probes |
Discuss
the use of Tool Probes in CNC machining. |
|
|
|
|
Cutters
& Coated Carbide Tooling |
List the
types of cutting tool materials, the advantages of each and the types of
materials they were developed for. |
|
|
|
|
|
Discuss
the uses of coated carbide on CNC machine tools. |
|
|
|
|
|
|
|
|
|
|
SETUP
& OPERATION |
15 |
35
|
0 |
|
|
|
Explain
the importance of part zero location for setup and programming part shapes on
CNC machine tools. |
|
|
|
|
|
Demonstrate
procedures for setting part zero on CNC machine tools. |
|
|
|
|
|
Demonstrate
the ability to set tool length offsets on CNC machine tools. |
|
|
|
|
|
Demonstrate
the ability to load and delete programs in CNC machine tools. |
|
|
|
|
|
Demonstrate
the ability to dry run a program in a CNC machine tool. |
|
|
|
|
|
Demonstrate
the ability to run a program in a CNC machine tool. |
|
|
|
|
|
Demonstrate
the ability to edit program feeds and speeds for optimum part run of a CNC
program. |
|
|
|
|
|
Demonstrate
the ability to check a part per blueprint specifications. |
|
|
|
|
|
|
|
|
|
INTRODUCTION TO
PROGRAMMING
|
15 |
24
|
0 |
|
|
|
Explain
and identify G and M programming codes for CNC machine tools. |
|
|
|
|
|
Demonstrate
the ability to calculate proper feeds and speeds for given cutters used on
CNC machine tools. |
|
|
|
|
|
Demonstrate
the ability to calculate cutter positions for cutting tool programming on CNC
machine tools. |
|
|
|
|
|
Explain
the difference between Incremental and Absolute programming on CNC machine
tools. |
|
|
|
|
|
Identify
the programming codes used on CNC machine tools for part zero and TLO
register pickup. |
|
|
|
|
|
Describe
the use of “canned cycles” in a CNC program. |
|
|
|
|
|
Demonstrate
the ability to program simple part shapes for CNC machine tool part run. |
|
|
|
|
|
|
|
|
|
INTRODUCTION TO CAD/CAM
|
4 |
0
|
0 |
|
|
|
Define
the major differences between Computer Aided Design and Computer Aided
Manufacturing. |
|
|
|
|
|
List the
major steps in CAD. |
|
|
|
|
|
List the
major steps in |
|
|
|
|
|
|
|
|
|
|
Suggested Resources |
Valentino, J. Introduction
to Computer Numerical Control (CNC). Prentice
Hall.
Luggen, W. W. Introduction to NC-CNC
operation.
Nanfara, F. The CNC
Workbook. Addison Wesley.
Smid, P. CNC Programming Workbook. Industrial Press.
Posted: 10/09/07