SPC FLOOR Automatic Compounding System Operation and Maintenance Manual
Content:
- CaCo3 raw material silo system
- Mill material and PVC raw material silo system
- Vacuum conveying system
- Auxiliary material dumping bin and metering screw system
- Additive dosing system
- Main material vacuum suction and automatic metering system
- Pusher feeding conveyor
- 10m³ Silo and vacuum conveying system
- To extruder vacuum suction hopper system
- MixerUnit(1300/4500
- Pulse Dust Collector(VF3)
CaCo3 raw material silo system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose.
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment.
- Equipment maintenance must be equipped with dust mask, goggles.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
| The blanking speed is not up to the requirement | Vibration motor eccentric position is reasonable | Adjust eccentric wheel of vibrating motor |
|
Powder leakage |
Whether the hoop is loose | Fastening the hoop |
| Whether the hoop is damaged | Change the hoop | |
| Whether the fastener is loose | Fastening the fastener |
Mill material and PVC raw material silo system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose.
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment.
- Stop checking immediately if there is abnormal noise.
- Equipment maintenance must be equipped with dust mask, goggles.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
| Powder leakage | Whether the rotating valve device leaks powder | Replace rotary valve seals |
| Abnormal sound | Whether the connection between the rotary valve and the box body is loose | Fastening the fastener |
| Whether there is a foreign body into the rotary valve | Power off and check |
Vacuum conveying system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment
- Equipment maintenance must be equipped with dust mask, goggles。
- When the equipment maintenance, found the filter door sealing aging phenomenon, immediately replace
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch。
- The filter element of the dust remover is a fragile part. Check it regularly for half a year, observe the cover of the filter element on the surface, clean it as needed, remove the filter element and clean it completely once a year, or replace it completely.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
|
The filter has no filtering effect |
Whether the pulse solenoid valve is normal | Replace the solenoid valve |
| Whether the filter element is blocked | Replace filter element | |
| Whether the air inlet pressure of filter is normal | Check the compressed air system | |
| Powder leakage | Whether the sealing strip of dust chamber flange is aged | Replace the sealing strip at the connection between the filter and the bin |
| Whether the sealing strip of the access door is aged | Replace the door seal | |
| Air disk and air hammer do not work | Whether the air supply pressure of air disk and air hammer is normal | Check the compressed air system |
Auxiliary material dumping bin and metering screw system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose.
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment.
- Check the sundries on the screen inside the warehouse every day and clean up in time.
- Equipment maintenance must be equipped with dust mask, goggles.
- The filter element of the dust remover is a fragile part. Check it regularly for half a year, observe the cover of the filter element on the surface, clean it as needed, remove the filter element and clean it completely once a year, or replace it completely.
- There is a seal strip between the dust collector and the warehouse body. If there is aging, replace it immediately.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
|
Dust collector does not work |
Whether the manual material pouring door is fully open | Adjust the photoelectric switch position so that the photoelectric switch detects the door open position |
| Whether the photoelectric switch is normal | Replace the photoelectric switch | |
| Motor phase loss | Three phase wiring of motor is normal | |
|
No dedusting effect |
Whether the wiring and steering of the precipitator motor are correct | Three phase arbitrary two-phase line of exchange motor |
| Whether the filter element of dust remover is blocked | Replace filter element | |
| Whether the pulse solenoid valve is loose or damaged | Fasten or replace the solenoid valve | |
| Whether the air inlet pressure of the precipitator is normal | Check the compressed air system | |
| Powder leakage | Whether the sealing strip of dust collector is aged | Replace the sealing strip at the connection between the precipitator and the bin |
| Whether the seal of the mixing arch breaking device is damaged | Replace the damaged seal of mixing device |
Additive dosing system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose.
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment.
- There is no vibration source around the device.
- Equipment maintenance must be equipped with dust mask, goggles.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
| Inaccurate automatic scale | Is there any error in measurement | Recalibration |
| Whether the signal line is interfered | Check other lines around the signal line | |
| Air hammer does not work | Whether the air hammer inlet pressure is normal | Check the compressed air system |
Main material vacuum suction and automatic metering system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment
- There is no vibration source around the device
- Equipment maintenance must be equipped with dust mask, goggles
- When the equipment maintenance, found the filter door sealing aging phenomenon, immediately replace.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch。
- The filter element of the dust remover is a fragile part. Check it regularly for half a year, observe the cover of the filter element on the surface, clean it as needed, remove the filter element and clean it completely once a year, or replace it completely.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
|
Filter has no filtering effect |
Whether the pulse solenoid valve is normal | Replace the solenoid valve |
| Whether the filter element is blocked | Replace filter element | |
| Whether the air inlet pressure of filter is normal | Check the compressed air system | |
| Powder leakage | Whether the sealing strip of dust chamber flange is aged | Replace the sealing strip at the connection between the filter and the bin |
| Whether the sealing strip of the access door is aged | Replace the door seal | |
| Air disk and air hammer do not work | Whether the air supply pressure of air disk and air hammer is normal | Check the compressed air system |
| Inaccurate automatic scale | Is there any error in measurement | Recalibration |
| Whether the signal line is interfered | Check other lines around the signal line |
Pusher feeding conveyor
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment
- Equipment maintenance must be equipped with dust mask, goggles
- Refer to the purchased parts manual for maintenance and repair of reducer
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch
- When the equipment is running, it is necessary to check whether the sound of each part is normal and there is no vibration。
Faults and their solutions
| Fault characteristics | Judgement | Handle |
| Powder leakage | Whether the bearing with seat and the seal of reducer are in good condition | Replace the bearing with seat or speed reduction seal |
| Whether the flange fasteners on both sides of the screw are loose | Fastening of flange fasteners on both sides of screw | |
| Frequent motor trips | Is there any sundries stuck in the screw | Clean up the sundries in the screw |
| Frequent bearing damage | Whether the seal at the bearing is damaged, resulting in powder leakage | Replace seal |
10m³ Silo and vacuum conveying system
Maintenance
- Regularly carry out equipment spot check and make good spot check record. Check whether the connection bolts are loose
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment
- Stop and checking immediately if there is abnormal noise。
- Equipment maintenance must be equipped with dust mask, goggles
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch
Faults and their solutions
| Fault characteristics | Judgement | Handle |
| Powder leakage | Whether the rotary valve device leaks powder | Replace the rotary valve seal |
| Abnormal sound | Whether the connection between the rotary valve and the box is loose | Fastening fasteners |
| Whether foreign matters fall into the rotary valve | Power off and check |
To extruder vacuum suction hopper system
Maintenance
- Carry out equipment spot check every day and make the spot check record. Check whether the connecting bolts and pulse solenoid valve are loose.
- Perform daily sanitation work around the equipment to improve the operating environment of the equipment
- Equipment maintenance must be equipped with dust mask, goggles
- When the equipment maintenance, found the filter door sealing aging phenomenon, immediately replace.
- Equipment maintenance should be disconnected from the power supply, warning sign. After completion of maintenance, all maintenance personnel shall be informed before closing the switch
- The filter element of the dust remover is a fragile part. Check it regularly for half a year, observe the cover of the filter element on the surface, clean it as needed, remove the filter element and clean it completely once a year, or replace it completely.
Faults and their solutions
| Fault characteristics | Judgement | Handle |
|
The filter has no filtering effect |
Pulse solenoid valve is normal | Replace the solenoid valve |
| Whether the filter element is blocked | Replace filter element | |
| Whether the air inlet pressure of filter is normal | Check the compressed air system | |
| Powder leakage | Whether the sealing strip of dust chamber flange is aged | Replace the sealing strip at the connection between the filter and the bin |
| Whether the sealing strip of the access door is aged | Replace the door seal | |
| Air disk and air hammer do not work | Whether the air supply pressure of air disk and air hammer is normal | Check the compressed air system |
Mixer Unit
Maintenance
- Check the equipment regularly and make a record of the inspection. Check for looseness of each coupling bolt.
- Do a good job of sanitation around the equipment every day to improve the operating environment of the equipment.
- Equipment maintenance and repair needs to be disconnected from the power supply and listed for warning. After the overhaul is completed, all maintenance personnel should be notified to close the door.
Matters needing attention:
1．This unit is not allowed to start with load and frequent start. It should be operated normally before feeding, and the discharge should not stop.
2．When the lid is pressed, the lifting device is not allowed to prevent deformation or damage of the lid.
3．The pressure of the cooling water in the mixer should be strictly controlled within the technical parameters to prevent deformation or leakage of the cooling ring.
Pulse Dust Collector(VF3)
Maintenance
- Check the equipment every day and make a good inspection record. Check if the connecting bolts and pulse solenoid valves are loose.
- Do a good job of sanitation around the equipment every day to improve the operating environment of the equipment.
- Dust masks and goggles must be worn before working or servicing.
- Equipment maintenance and repair needs to be disconnected from the power supply and listed for warning. After the overhaul is completed, all maintenance personnel should be notified to close the door.
- The dust filter element is a wearing part. Check it regularly for half a year. Observe the condition of the surface filter cover. Clean it as needed. Remove the filter element once a year, or replace it completely.
Fault and its solution
| Fault characteristics | Judgement | Handle |
|
Dust collector has no dust removal effect |
Is the pulse solenoid valve normal | Replace the solenoid valve |
| Whether the dust collector filter is clogged | Replacement filter | |
| Whether the dust collector air intake pressure is normal | Check the compressed air system | |
| Is the motor working in the right direction | Exchange motor three-phase arbitrary two-phase line | |
| The dust collector does not work | Is the motor missing phase | Check the three-phase wiring of the motor |
| Powder leakage | Whether the dust seal flange of the dust chamber is aging | Replace the filter and the cartridge body seal |
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