HMC Operator Interview Questions and Answers

Vernier caliper measures length, depth, and thickness. Micrometer measures small distances and thickness.

• Vernier caliper measures length, depth, and thickness of objects.

• Micrometer measures small distances and thickness with high accuracy.

• Vernier caliper can measure internal and external dimensions.

• Micrometer is used to measure the thickness of paper, wires, and sheets.

• Both instruments are commonly used in manufacturing and engineering.

The Spindle orientation M code is used to control the orientation of the spindle on a machine tool.

• The M code for spindle orientation varies depending on the machine and control system being used.

• It is typically used to position the spindle at a specific angle or orientation for machining operations.

• The spindle orientation M code is often accompanied by additional parameters to specify the desired angle or orientation.

• Examples of spindle orientation M codes include M19, M155,...read more

The meaning unit of micrometre or vernier caliper is one thousandth of a millimeter.

• The meaning unit of micrometre is one thousandth of a millimeter

• Vernier caliper measures dimensions with precision up to 0.01 mm

• Micrometre is commonly used in engineering and manufacturing for precise measurements

Instruments used in HMC operations with their LC

• Vernier caliper - 0.02mm

• Micrometer - 0.01mm

• Dial indicator - 0.01mm

• Height gauge - 0.02mm

• Depth gauge - 0.02mm

CNC machines are classified based on their functions and structure.

• Milling machines

• Lathes

• Drilling machines

• Grinding machines

• Plasma cutters

• Electric discharge machines

• Water jet cutters