2016年1月13日星期三

How to deal with the vibration screen plate cracking



How to deal with the vibration screen plate cracking
Vibrating screen is a stone processing production line is widely used in screening equipment, but in the vibration sieve after running for a long time, easy to appear crack and side plate of beam and rail beam fracture. Before both through the replacement of the solution and the side plate cracking if the welding process, will soon again cracks, Zhongxin to provide you a brief introduce side crack treatment methods.
1, The first test of the six angle bolt connection is reliable. Remove the side plates on both sides of the angle steel and the upper reinforcing rivet bolt plate, with the damage surface between the check plate and angle on. On the surface of qualified cases, ensure justifyfull side crack.
2, along the direction of the crack and the sieve plate vertical welding, welding torch can not swing can is divided into 2 parts to be welded, and after each weld with needle gun blow, eliminate stress and welding slag.
 3, continuous vertical welding, each weld with a needle gun combat, until the completion of the welding
4, Keep Grinding, polishing, welding. Until a smooth surface and the side surface flush.
5, In a lateral grinding the weld. As little as possible to weld the weld. Just clean up the weld. And the lateral base material can be exposed. Then weld the inside.
6, the top of side hole grinding holes on the weld shaping, ensure that all burrs have been removed, no grooves and dents.
7, finish the area of the coating grinding clean. Then in the side plate and the reinforcing plate coated with primer. All painted on both sides. Will strengthen the sieve plate is placed on the inside, and as much as possible to install bolts, reinforcing plate weld repair area will be covered on both sides.
8, tighten the bolt, the strengthening of the board to drill holes, to ensure that the crack is covered, in the hole into the riveting bolt.



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