What documents do you need to make the needle board of the test fixture platen?

The documents required for this test are as follows:

1. Product design drawings, which are the most basic documents, including product appearance dimensions, positioning holes, threaded holes, machined surfaces, etc.

2. 3D model, which can help engineers better understand the composition and structure of products.

3. Tooling design drawings, including the outline drawing, pin layout, carrier board design, etc.

4. Needle bed design drawings, which include the dimensions of the needle bed, positioning holes, stitch layout, etc.