The invention belongs to the technical field of bushing processing, and discloses a bushing. The device comprises an outer pipe, rubber and an inner pipe, the inner pipe is sleeved with the rubber, the outer pipe is sleeved with the rubber, the outer pipe, the rubber and the inner pipe are integrally formed in a vulcanized mode, inner trapezoidal threads are formed in the inner pipe, a pin shaft is installed in the inner pipe, outer trapezoidal threads are formed on the outer wall of the pin shaft, and the pin shaft is connected into the inner pipe in a screwed mode and rotates in the inner pipe. The problems that in the prior art, in order to reduce torsional rigidity, the service life of a bush is shortened, and safety is reduced are solved.
本发明属于衬套加工技术领域,公开了一种衬套。其中包括外管、橡胶和内管,橡胶内侧套设有内管,橡胶外侧套设有外管,外管、橡胶和内管硫化一体成型,内管内形成有内梯形螺纹,内管内安装有销轴,销轴外壁形成有外梯形螺纹,销轴旋接在内管内,销轴在内管内自转;解决现有技术下衬套为了降低扭转刚度,导致衬套寿命缩短,降低安全性的问题。
Bushing
一种衬套
2024-03-15
Patent
Electronic Resource
Chinese