In general, Hot Air Stenter has five cleaning and maintenance:
(1) Cleaning the walking arm: first remove the cover, then check whether there are debris on the walking arm track, use a dust scrubber to clean up the debris, then use a brush to clean the debris in the gap, and then wipe the track with an alcohol-free dust-free cloth , Add some orbital oil to the track later.
(2) Two inspections of the servo motor: First, manually control the motor movement, observe whether the motor movement is stable, touch the motor for heat, long-term movement will cause the drive shaft to loosen, adjust the motor PID parameters and levelness if necessary; Check whether the connecting belt of the motor is loose or broken, adjust and replace if necessary; check whether there is debris in the gear box connecting the motor and the track, and lubricate with butter after cleaning
(3) Maintenance of stepping linear motor: first check whether there is debris in the motor track and clean it up, secondly, push the walking arm gently to feel resistance, if so, check whether the contact between the motor slider and the track is too tight , Add some rail oil after checking.
(4) Sensor cylinder maintenance: first remove the locking screw of the protective cover from the inner hexagon; then perform three inspections: 1. Check whether the PLC wiring terminal is loose; 2. Check whether each sensor is loose and whether the interface is firm; 3. Check whether there is air leakage in the air pipe of the cylinder; 4. Check the flatness of the touch surface and whether there are burrs, and clean and replace if necessary.
The last step of maintenance of open rotary screen printer is to clean and maintain the printing table.