CAD CAM Programmer Interview Questions and Answers

The smallest cutter I have used is a 0.1mm diameter end mill with parameters of 4 flutes and a cutting length of 1mm.

• 0.1mm diameter end mill

• 4 flutes

• Cutting length of 1mm

The process of new tool making on CNC milling machine involves several steps.

• Designing the tool using CAD software

• Selecting the appropriate material for the tool

• Creating a toolpath using CAM software

• Setting up the CNC milling machine

• Machining the tool using the CNC milling machine

• Inspecting and testing the tool for accuracy and quality

Vc is the cutting speed in meters per minute.

• Vc = π * D * N / 1000

• Vc = Cutting speed in m/min

• D = Diameter of the cutting tool in mm

• N = Spindle speed in RPM

• Example: Vc = π * 10 * 1000 / 1000 = 31.42 m/min

To create a manual for Hole program in Delcam

• Start by outlining the purpose and scope of the program

• Include step-by-step instructions for using the program

• Provide screenshots or diagrams to aid understanding

• Include troubleshooting tips and common errors

• Ensure the manual is easy to navigate and understand