2013年10月16日星期三

Bucket elevator Fault Analysis and Treatment Methods

1, the operation occurs when abnormal sound
(1) Bucket Elevator bucket chain base floor and collide, adjusting the base of the elastic device, so that the chain tensioner.
(2) drive shaft, a driven shaft key relaxation, sprockets displacement, bucket and chassis collide. Adjust sprocket position, the key fitted tight.
(3) guide plates collide with bucket chain, trimming guide plate position.
(4) with bucket chain guide plate sandwiched between materials, materials amplifier inputs seat angle.
(5) bearing failure can not be flexible operation, replace the bearings.
(6) blocks or other foreign material on the machine base shell stuck, stop foreign body removal.
(7) sprocket (drive and driven sprockets) of the tooth is not correct, amend or replace the sprocket tooth sprocket.
(8) drive sprocket and chain off the bad teeth, fix sprocket tooth.
(9) drive chain generates idling adjust the chain length.
(10) chassis is not properly installed, align the vertical length of the chassis.
2, the vibration motor base
(1) Rotate the motor itself is bad, remove the rotor inspection static balance.
(2) Reducer and motor mounting accuracy is poor, in excess of the specification, readjust.
(3) lack of precision motor base mounted, horizontal exceeds regulatory requirements, re-adjust.
(4) there is an error installing the drive sprocket, need to re-adjust.
(5) drive sprocket tooth bad, need to be corrected tooth.
(6) drive sprocket tightness inappropriate and should be adjusted.
3, the leakage gray
(A) full-length chassis flange gasket damaged or missing pads, replaced with new pads, coated sealant, re-tighten the flange bolts.
(2) material from the nose, the gap at the base of the escape, increasing gaskets or sealant coating.
(3) The height of input materials is too large, increasing the feed pressure, the need to change the material into ways to increase the feed buffer device.
4, to enhance the capacity of less than design capacity
(1) material bonded to the chain bucket and downpipe, according to the degree of adhesion, periodically clear materials.
(2) bucket elevator machinery front of insufficient capacity, causing less material inputs that elevator to reach the design capacity, the need to try to increase production capacity before the machine equipment,
(3) enhance the speed is slow, need to change the speed ratio of the transmission chain.
(4) improper material measurement method, or measurement error, check the meter, check the proportion of materials, revised the calculation methods.
5, the material discharged insufficient
(A) to enhance the ability of small rear of Seed coating machine and equipment, so that the discharge valve is blocked, the rear of machinery and equipment to improve production capacity.
(2) discharge opening angle downpipe downpipe is too small or not suitable correction nesting downpipe.
(3) material adhered to the bucket and downpipe, the need to regularly clear the materials.

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