Dongguan qing peng TDD manipulator dedicated has cylinder has the characteristics of: (1) be high-speed actuation design (1 m/s); 2. Under the high speed and fast swing earthen pipe won't fracture; 3. With a guide sleeve and enclosed dust strengthening design, can make the resistance to lateral force and bad; 4. Before and after installed on both ends with anti-collision gaskets, avoid the piston body and cover directly before and after the collision.