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2019/10/26

Film blowing machine system inspection and maintenance

1. Feeder system: clean the filter in time and check whether there is any leakage in the negative pressure feeding system.

2. Extruder system:

① Observe the pressure instrument and main motor current, and clean the screen changer in time

② Check the gearbox, screw, and main motor for noise and overheating

③ Check the operating frequency, current, and temperature rise of the inverter, and clean the dust on the motor and inverter on time.

④ Correct the error between thermocouple measurement and actual temperature.

⑤ Correct the placement of the extruder and adjust the groove wheel to ensure the extruder is placed at an angle and level.