Dec 07, 2021  
2021-2022 College Catalog 
    
2021-2022 College Catalog
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MAC 257 - Computer-Aided Machining CAM I

4 Credits, 6 Contact Hours
2 lecture periods 4 lab periods

Computer-Aided Machining (CAM) I Programming of Computer Numerical Control (CNC) machines using Computer-Aided Manufacturing (Mastercam) software. Includes a review of CNC and Computer-Aided Drafting (CAD), introduction to a CAM environment, creating geometry, operating manager, and code generation.

Prerequisite(s): MAC 155  
Information: Prerequisite(s) may be waived with industry experience with faculty approval.
  button image Prior Learning and link to PLA webpage

Course Learning Outcomes
  1. Describe standard shop safety, positioning systems, orders of operation, proper nomenclature associated with drafting, geometric construction, and windows command.
  2. Demonstrate basic CAM commands and menu usage.
  3. Create wireframe geometry on a CAD-CAM system.
  4. Demonstrate use of the operating manager with tool paths.
  5. Exhibit the ability to generate code for different numerical control machines.

Outline:
  1. Review of Computer Numerical Control (CNC) and Computer-Aided Drafting (CAD)
    1. Safety procedures
    2. Cartesian coordinate system
    3. Absolute and incremental positioning
    4. Order of operation and documentation
    5. Drafting language and geometric construction
  2. Introduction to a CAM Environment
    1. Machining 2D Models
    2. Main menu
    3. Overview of CAM icons
    4. Stock setup
    5. Explanation of menu bars and their uses
    6. Import solid models
    7. Data entry shortcuts
  3. Creating Geometry
    1. Arc, lines, radius
    2. Transforming geometry
    3. Moving
    4. Copying
    5. Rotating
    6. Mirroring
    7. Extracting wireframe geometry from solid models
  4. Operating Manager
    1. Drilling, contour, pocketing, islands, and surfaces
    2. Get tool from library
    3. Selecting tool parameters
    4. Verification of tool path
    5. Transform tool path
  5. Code Generation
    1. Coding a process model
    2. Posting code for different machining centers


Effective Term:
Full Academic Year 2021/22



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