Insulation asphalt pump maintenance

Insulation asphalt pump in use in accordance with a certain way and principle of use, to ensure that in a certain industry to show a good role and value, the need for routine use in the normal maintenance and care, to show important in the field of industry Performance and value. Insulation gear pump often in use, there will be some failure, in the event of failure of the fault for good maintenance and repair, to ensure that in the area can produce important performance and value. 1, the drive shaft and bush wear after repair Insulation gear pump drive shaft and bush wear, with the gap increases, will certainly affect the pump oil. In this case, you can repair the drive shaft or bushing method to restore its normal with the gap. If the drive shaft wear slightly, simply press the old bushing and put on the standard size bushing, with the gap can be restored to the allowable range. If the drive shaft and bushing wear serious and serious with excessive clearance, not only to replace the bushing, and the drive shaft also applies chrome or vibration welding method to increase its diameter, and then grinding to the standard size, recovery and bushing With the requirements. 2, drive shaft bushing hole and driven shaft hole wear repair: drive shaft bushing hole wear, reaming method can be used to eliminate wear marks, and then increased with the appropriate size to the bushing. Slave shaft hole wear is also reaming method to eliminate wear marks, and then press the hole reaming the actual size of the preparation of the driven shaft. Shell cracks available 508 cast nickel-copper welding electrode. Welds to be close and the yuan stomatal, and insulation gear pump cover with flat surface error of not more than 0.05 mm. 3, Insulation gear pump cover repair work plane repair: If the pump cover wear a small work surface, manual grinding method can be used to eliminate wear marks, that is, put a little valve on the platform or thick glass plate sand, and then the pump cover on top Grinding until wear marks disappear, the work surface so far. When the pump cover working surface wear depth of more than 0.1 mm, should be taken after the turning grinding method to repair. 4, Insulation gear pump chamber cavity repair: Insulation gear pump chamber cavity wear, the general cavity set method to repair, is about to enlarging the cavity after the set with cast iron or steel bushings. Inlaid, the cavity enamel 5, the valve seat repair: pressure limiting valve with a ball valve and plunger valve two. Ball seat wear, the ball can be placed on a valve seat, and then gently tap the metal ball, until the ball valve and valve seat so close. If the valve seat is worn seriously, first remove the worn marks by reaming, and then use the method to make it close. Plunger seat wear, you can put a little valve sand grinding until close together. Insulation gear pump in the use of the above failures often occur, I hope users in the use of strict attention to ensure that can have an important role in the use and value, in the industry can play an important performance and value.

Sigma Elevator Spare Parts

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