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[CN 201720562288.0] piston device suitable for chamber wall vibrating air hammer
[CN 201720562288.0] Title of piston device suitable for chamber wall vibrating air hammer: Application number of piston device suitable for chamber wall vibrating air hammer: CN 201720562288.0 Applicant: Puyang Hongyu Pressure Vessel Co., Ltd. Application date: 2017-5-19 Patent type: Utility model The utility model relates to a piston device suitable for chamber wall vibrating air hammer, including a cylinder installed in an air hammer housing, a piston body installed at the front end of the cylinder and a spring installed in front end of the piston body; the front end of the cylinder is provided with baffles, which extend horizontally from both sides of the bottom of the cylinder to the center of the cylinder, and there is a distance between the baffles on both sides of the bottom, and the distance between the baffles is the exhaust port of the cylinder; The piston body includes a rear section, a middle section and a front section; the diameter of the rear section is greater than the diameter of the middle section, and steps are sequentially provided from the rear section to the front section. The piston device of the utility model has simple structure, good sealing effect, accurate and flexible return position.
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