1. What are the three methods of clamping workpieces?

1. Clamp in the fixture; 2. Find the correct clamp directly; 3. Mark the line and find the correct clamp.

2. What does the process system include?

Machine tools, workpieces, fixtures, tools

3. What are the components of the mechanical processing process?

Roughing, semi-finishing, finishing, super-finishing

4. How are benchmarks classified?

1. Design basis 2. Process basis: process, measurement, assembly, positioning: (original, additional): (coarse basis, fine basis)

What does processing accuracy include?

1. Dimensional accuracy 2. Shape accuracy 3. Position accuracy

5. What does the original error that occurs during the processing include?

Principle error, positioning error, adjustment error, tool error, fixture error, machine tool spindle rotation error, machine tool guide rail guide error, machine tool transmission error, process system stress deformation, process system thermal deformation, tool wear, measurement error, workpiece residual stress error.