Spin lock oil cylinder of stacking machine

The utility model discloses a stacking machine spin locking oil cylinder which comprises a cylinder barrel, a sliding locking piece and a sealing assembly, the sealing assembly is detachably connected with the sliding locking piece, and the sliding locking piece is arranged in the cylinder barrel in a sliding mode. The sliding locking piece comprises a piston body and a piston rod, and the piston body is fixedly connected with the piston rod. The sealing assembly comprises a single guide belt and a piston main seal, and the single guide belt and the piston main seal are nested at the two ends of the piston body respectively. The spin locking oil cylinder of the stacking machine has the advantages that the piston body and the piston rod are integrally arranged, and abrasion of a sealing piece is effectively reduced. 本实用新型公开了一种堆高机旋锁油缸，包括缸筒、滑动锁紧件和密封组件，密封组件与滑动锁紧件可拆卸连接，滑动锁紧件滑动设置于缸筒内部；滑动锁紧件包括活塞本体和活塞杆，活塞本体与活塞杆固定连接；密封组件包括单导向带和活塞主封，单导向带与活塞主封分别嵌套于活塞本体的两端。本堆高机旋锁油缸，具有活塞本体与活塞杆一体设置，有效减少密封件的磨损的优点。