How to judge the quality of SMT mounter suction nozzle

How to confirm the quality of SMT mounter suction nozzle Huawei Guochuang SMT is mainly judged from the following five points:

1. Good suction nozzle

"In good condition, the color is normal.

2. The suction nozzle is blocked.

The end face of the suction nozzle is free of wear, blockage, rupture, etc. "

3. The suction nozzle is worn and whitened.

There will be defects such as missing parts/multiple parts, missing parts, deviation, vertical pieces and throwing materials.

4. The suction nozzle is damaged and missing corners.

There will be defects such as missing parts, deviation, throwing materials, etc.

5. The suction nozzle is worn and dirty.

There will be defects such as missing parts/multiple parts, missing parts, deviation, vertical pieces and throwing materials.