Pressurizing oil cylinder with cylinder bottom fixed damping device

The utility model relates to a pressurizing oil cylinder with a cylinder bottom fixing damping device, which comprises a hydraulic cylinder and the damping device arranged at the cylinder bottom of the hydraulic cylinder, and the damping device comprises a main damping component and auxiliary damping components symmetrically hinged on two sides of the main damping component. The main damping assembly comprises a top plate, a bottom plate, a guide sleeve fixed to the bottom end of the top plate and a guide rod fixed to the top end of the bottom plate, and the auxiliary damping assembly comprises an upper connecting plate, a lower connecting plate and a spring rod. And the service life of the hydraulic cylinder is prolonged. And by arranging the auxiliary damping assemblies, the stability and the buffering performance of the damping device are improved. 本实用新型涉及一种具有缸底固定减震装置的加压油缸，包括液压缸及设置在液压缸的缸底的减震装置，所述减震装置包括主减震组件及对称铰接在主减震组件两侧的副减震组件，所述主减震组件包括顶板、底板、固定在顶板底端的导向套、固定在底板顶端的导向杆，所述副减震组件包括上连接板、下连接板及弹簧杆，通过设置减震装置，对液压缸的振动和压力