Coil |
1. Physical and chemical tests for raw materials |
2. Coil winding process inspection |
3. Winding dimension inspection |
Iron Core |
1. Physical and chemical test report for silicon steel sheet material |
2. Lamination burrs and paint film inspection |
3. Dimensional inspection of laminated steel sheet |
Frame |
1.Cold welding parts conformity certificate |
2. Finish machining inspection |
Rotor |
1. Rotor core lamination inspection |
2. Conducting bar welding |
3. Check the material, appearance, conductivity and size of the conducting bar end ring |
4. Check the fastening of the conducting bars in the slots |
5. Dimensional check, including iron core outer diameter |
6. Dynamic balance correction |
Shaft |
1. Raw material , annealing check |
2 Finish machining check |
Stator |
1. Iron core compactness check |
2. Check iron core length and section length |
3 Inserting winding check |
4. Iron consumption check |
Assembly |
- Plain bearing size and surface quality check
|
2. Check the size of the air gap, the coincidence of the axial centerline of the stator and rotor core, the gap of inner fan and windshield |
3 Cleaning check inside the motor |
4 Shaft center height and installation size check |
Test |
1. Routine test |
2. Type test |