What situation should be replaced when the rack and rack of construction elevator accessories appear

What situation should be replaced when the rack and rack of construction elevator accessories appear

The rack is commonly used, in which the situation, the timely maintenance or replacement. Shandong guokotan lift accessories technical personnel made the following introduction.

First, the tooth is broken, because of the moment when the tooth bar is meshed with each other, because the tooth surface is broken voluntarily due to excessive force, as usual this segment of this kind of sign will appear at the root of today's tooth. Some brittle materials, such as hardened steel and perhaps cast iron, are vulnerable to tooth breakage signs.

Second, tooth surface wear. The abrasion of the tooth surface is mainly caused by external influence. As usual, the rack and gear which are not well dealt with are used in practice. The abrasion caused by the influence of medium, such as hard particles and dust, etc., will result in the destruction of the tooth surface. Pitting corrosion on the third tooth surface; A thin, fatiguing crack in the surface of the matter surface of a tooth, a pit formed by the scattering of metal particles. Fourth teeth surface gluing; As usual because of the permanent joggings between the mesh, the surface of the tooth heating, resulting in smooth effect.

During the inspection and maintenance of the lift, if the gear and rack are found to be seriously worn, the technicians of the construction elevator must be replaced in time to avoid the failure of normal operation of the equipment and even the occurrence of dangerous accidents.