Progressive cavity pump rotor manufacturing 8 steps

The progressive cavity pump rotor is one of the important parts of the progressive cavity pump. Its machining accuracy and technology are relatively strict, and it requires a specific CNC machine tool to produce it. Next, we will explain the 8 steps of progressive cavity pump rotor processing.

1. Cutting

Blanking Blank blanking according to the drawings

2. Cutting blank

Rough machining of the blank according to the drawing

3. Cutting the rotor

Progressive cavity pump rotor machining process-1
Progressive cavity pump rotor machining process-1
Progressive cavity pump rotor machining process-2
Progressive cavity pump rotor machining process-2

Put the processed blanks on the CNC whirlwind milling machine for processing

4. Polishing

Polishing
Polishing

Polished rotor

5. Punch

Drill the root of the rotor according to the drawing

6. Electroplating or heat treatment

Electroplating or heat treatment on the rotor surface according to actual working conditions and requirements

7. Polished

Re-polished, electroplated or heat-treated rotor

8. Packaging