The invention discloses a front cover of a mining truck lifting cylinder. The front cover has a cover body, wherein an oil inlet hole and an oil outlet hole are respectively formed in the left and right sides of the cover body, and are both communicated to the bottom of the cover body; multiple screw holes are arranged in one side, near the oil inlet hole, of the cover body; a bearing mounting hole is formed in the cover body; and a grease nipple is formed in the cover body, and is communicated with the bearing mounting hole. The front cover is characterized in that a wear resistant sleeve is additionally mounted in the bearing mounting hole; a ventilating groove is formed in the outer side wall of the wear resistant sleeve; the depth H of the ventilating groove is 3 mm; and the width B of the ventilating groove is 11 mm. The front cover is additionally provided with the wear resistant sleeve for effectively preventing the bearing mounting hole from being worn, so that the service life of the front cover is prolonged; and the front cover is mainly applied to the mining truck lifting cylinder.
Front cover of mining truck lifting cylinder
2015-06-10
Patent
Electronic Resource
English
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |
Mining truck riveting frame matched double-cylinder middle lifting container
European Patent Office | 2024
|Lifting oil cylinder fixing seat special for mining dump truck
European Patent Office | 2024
|Lifting cylinder and vehicle frame connecting structure of mining dump truck
European Patent Office | 2020
|