Pneumatic-type precision annular workpiece inner positioning surface clamping device

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United States of America Patent

PATENT NO 9782833
SERIAL NO

15111145

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Abstract

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A pneumatic-type precision annular workpiece inner positioning surface clamping device, wherein a rod portion of a piston assembly (5) is inserted into a central hole of the wedge-shaped block (12), and the piston portion of the piston assembly (5) is located in a closed chamber of a cylinder body (15); a disc spring (3) is sleeved on the piston assembly (5); an air intake hole (1-1) is provided in the lower plate (1), an air vent hole (15-1) is provided at the upper portion of the cylinder body (15); and an elastic hinge block (6) is sleeved outside the wedge-shaped block (12). The pneumatic-type precision annular workpiece inner positioning surface clamping device has a simple structure, high reliability and strong adaptability.

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Patent Owner(s)

Patent OwnerAddress
HARBIN INSTITUTE OF TECHNOLOGYNO 92 XIDAZHI STREET NANGANG DISTRICT HARBIN CITY 150001

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tan, Jiubin Heilongjiang, CN 55 146
Wang, Lei Heilongjiang, CN 2386 21419
Yang, Yuanyuan Heilongjiang, CN 33 392
Zhao, Bo Heilongjiang, CN 183 896

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