ENTC 3710 — Lab #1
Point-to-Point Programming
Write a CNC program for the Anilam Crusader II
to do the following:
  • Go to the Work Change Point (WCP) & stop (dwell)
  • Go the the Tool Change Point and Load Tool #1 (a pen)
  • Draw the triangle
  • Draw the square
  • Draw the arc
  • Go to the WCP and stop
Deliverables:
  • An appropriately commented CNC program.
  • A plot of the assignment's CADD drawing. On the plot, identify all programming points including the arc's start and stop points.
  • A pen plot of the final program run. All team members need to sign the pen plot.
  • Staple all sheets together and place into the class notebook by the due date.
Notes:
  1. Download the Anilam program template for G-code syntax. Edit the content of the file to reflect the specifics of your program and (pen plot) set-up.
  2. Appropriately rename the file to the DOS 8.3 filename format when saving (e.g., zabc1-1.cnc.
  3. For detailed G-code program syntax information, use the on-line Anilam Crusader II CNC Mill Programming & Operating Instructions Manual.
  4. An excellent (and free) Windows-based text editor for programmers is EditPad Lite.
  5. Set the text editor's tab spacing at 10. Use tabs instead of spaces.
  6. Use the lab's CNC file server (ie., the state-of-the-art XT-class PC) to upload the program to the Anilam controller.
  7. Prior to uploading the CNC program, use the DOS-based EIA-274 comment stripping utility:
    • Use the '$' sign as a comment delimitator. Writing the program first in comment form (i.e.,  psuedo-code) will often prevent many programming errors.
    • Use the '{' and '}' ignore block character pairs as a block delimitators to break the program into pieces during testing. Debugging goes faster if the whole program doesn't have to run each time.
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Feb. 18, 2010