Railway wagon wheel axle shaft end bolt locking

Railway wagon wheel axle shaft end bolt locking - 2020 06 - 02 bolts ( Screw) Is known as the industrial meters, although small but not small, especially in some high-tech content objects, bolt absolutely should not be ignored, once loose, the consequences! General bolt and nut connected with self-locking, but under the effect of shock, vibration or changing load, the working and the temperature change is, the connection may loose, affect the work, or even an accident. Important components using a bolt connection, usually have locking measures, such as fuse, split pin screw, insurance, insurance, etc. On the railway vehicle are more common, the way of using bolt connection parts such as bearings front cover and the shaft end, cross rod end clearance with brackets, brake pipe of some method to join. On the railway wagon, generally adopt mechanical locking, can't split open a locking measures such as locking and increase the friction, such as the use of locking piece to solve the problem of bolt looseness, railway truck axle shaft end the locking bolt is using locking method to solve the problem of bolt looseness. Railway wagon wheel axle repair technology, shaft end locking piece of ear shall all be tilted, each group of two check of at least one must be posted on the shaft end bolt six square face. Cock locking check ear work, traditionally generally use shoe pin or similar items to cock each individually locking piece of six ears, if the cumulative, not only become warped check the number of ears, abutting bolt six-party plane is not standard, but also often scratch mark plate has carved playing tag, lead to can't remember, in order to solve these problems, design making the locking piece check the wrench. ( Source: snail railway vehicle resource platform)