Determination method of CNC machining allowance

The determination method of CNC machining allowance involves a few steps, which include:

1. Identifying the type of material being used: The first step is to determine the type of material being used to manufacture the part. The material can be metal, plastic, or any other material.

2. Selecting the machining process: Next, the machining process to be used must be selected based on the material type. The process can be milling, turning, drilling, or any other process.

3. Determining the surface finish required: The surface finish required for the part must be determined. This will determine the amount of material that needs to be removed to achieve the desired finish.

4. Calculating the machining allowance: Once the surface finish is determined, the machining allowance can be calculated. The allowance is the amount of material that needs to be removed to achieve the desired surface finish.

5. Adding the allowance to the part dimensions: Finally, the allowance is added to the dimensions of the part to give the CNC machine the correct dimensions to manufacture the part with the desired surface finish.

In conclusion, the determination method of CNC machining allowance involves a process of selecting the material type, the machining process, determining the surface finish, calculating the machining allowance, and adding the allowance to the part dimensions. This ensures that the CNC machine produces a part with the required surface finish and dimensions.