CNC Programming Modes Quiz

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Questions and Answers

In incremental programming, what does a 'Y minus' (Y-) command do?

  • Cause the cutting tool to be located toward the column (correct)
  • Cause the cutting tool to be located away from the column
  • Cause the cutting tool to be located to the right of the last point
  • Cause the cutting tool to be located to the left of the last point

What type of machine tool is used as an example to explain command codes in the incremental system?

  • Vertical turret lathe machine
  • Cylindrical grinding machine
  • C frame style vertical milling machine (correct)
  • Horizontal lathe machine

How are incremental program locations given?

  • As relative distances from the table
  • As absolute distances from the reference point
  • As the distance and direction from the origin
  • As the distance and direction from the immediately preceding point (correct)

What does an 'X plus' (X+) command do in the incremental system?

<p>Cause the cutting tool to be located to the right of the last point (A)</p> Signup and view all the answers

What types of programming modes are used for CNC?

<p>Incremental and absolute (D)</p> Signup and view all the answers

What does an 'X minus' (X-) command do in the incremental system?

<p>A 'X minus' (X-) command will cause the cutting tool to be located to the left of the last point.</p> Signup and view all the answers

What does a 'Y plus' (Y+) command do in the incremental system?

<p>A 'Y plus' (Y+) command will cause the cutting tool to be located toward the column.</p> Signup and view all the answers

What is the incremental system used to specify?

<p>A workpiece dimensioned in the incremental system mode.</p> Signup and view all the answers

What types of programming modes are used for CNC?

<p>Two types: 1. The incremental system. 2. The absolute system.</p> Signup and view all the answers

What is the purpose of the C frame style vertical milling machine example in the explanation of command codes?

<p>To explain command codes which tell the machine to move the table and spindle.</p> Signup and view all the answers

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