MCCCD Program Description

CNC Machine Operator

Course: MPT130MP

First Term: 2020 Fall

Lecture 6.0 Credit(s) 3.0 Period(s) 3.0 Load
Subject Type: Occupational
Load Formula: T- Lab Load

Description: Designed to provide a fast track to fundamental knowledge and skills necessary for entry-level machine operator positions. Introduction to print reading, inspection, and safe start-up and operation of multi-axis Computer Numerical Control (CNC) machines. Topics include two- and three-axis program interpretation and application, qualifying tooling, and tool offsets to produce a product to industry standards.

MCCCD Official Course Competencies
1. Perform basic preventive maintenance checks on Computer Numerical Control (CNC) equipment. (I, II) 2. Safely start up, operate and power down Computer Numerical Control (CNC) equipment. (I, II) 3. Use a fundamental understanding of technical documentation to safely monitor Computer Numerical Control (CNC) equipment. (I-V) 4. Appropriately use tool and work holding devices. (I, II, V) 5. Demonstrate the ability to set a tool compensation including height, length, diameter, and wear. (I, II, IV) 6. Use appropriated devices to confirm a part`s compliance. (I, IV, V) 7. Use a fundamental understanding of program code to properly operate a CNC machine. (II, III) 8. Effectively document work. (I, IV, V)
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. Introduction to manufacturing environment A. Safety 2. Shop environment 3. Safety Data Sheet (SDS) 4. Personal protective equipment B. Engineering documentation 1. Set-up sheets 2. Prints 3. Routing/Method of Operations and Tooling (MOT)/Traveler 4. Machine manuals C. Quality and inspection techniques 1. Go/no-go gauges 2. Calipers 3. Micrometers 4. First article documentation II. Start-up and operation of multi-axis machines A. Machine safety B. Start-up processes C. Differentiating existing and unproven programs D. Manipulating controllers E. Selecting and setting up tooling F. Selecting and setting up workholding devices G. Setting tool compensation H. Check speeds and feeds I. Preventative maintenance J. Applied math for CNC machining 1. Speeds and feeds 2. Formula manipulation 3. Right angle trigonometry with Pythagorean theorem 4. Elements of geometry 5. Dimensional analysis/unit conversion III. Interpreting code IV. Validation of part dimensions and part finish V. Completing documentation

MCCCD Governing Board Approval Date: November 26, 2019

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.