CLAMPING DEVICE FOR MULTIFUNCTIONAL KEY GROOVE MILLING

WIPO Patent Application WO/2021/088162

A1

Disclosed is a clamping device for multifunctional key groove milling, the clamping device comprising a clamping device body, one or two indexers and a plurality of pressing devices. The clamping device body is composed of a body 1 (1) and a body 2 (8), the body 1 and the body 2 are connected by means of a connection member, a spring (3) is arranged in the connection member, and the body 1 is fixed to a workbench. The indexer is composed of a fixing base (6) and an indexing block (5), the fixing base is connected to the clamping device body 1, a plurality of indexing holes are provided in the fixing base, an indexing pin is arranged on the indexing block, and the indexing block is connected to a workpiece. The pressing device is composed of a connection plate (10), a pressing plate (11) and an air cylinder (2), the connection plate and the pressing plate are connected by means of a connection member (9) and fixed to one side of the clamping device body 1, the air cylinder is fixed to the other side of the clamping device body 1, and an air cylinder ejector rod penetrates a hole provided in the clamping device body 1 and is in contact with the pressing plate. The problems in the background art of deformation being generated, machining quality being affected, and one end being unable to penetrate due to the fact that a shaft is long and thin are solved.

CAI RONGHUI (CN)
YAO SONGBAO (CN)
DAI GENGQIANG (CN)
SHI LVRUI (CN)

PCT/CN2019/121463

May 14, 2021

November 28, 2019

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ZHEJIANG NANYUAN PUMP IND CO LTD (CN)

B23Q3/08; B23C3/30

CN201189572Y	2009-02-04
CN203401331U	2014-01-22
CN205166465U	2016-04-20
CN201300341Y	2009-09-02
CN202185749U	2012-04-11
JPH1015762A	1998-01-20

BEIJING WITAL PATENT AGENCY CO., LTD (CN)

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