Title:
POLISHING SHAFT AND POLISHER HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2019/071630
Kind Code:
A1
Abstract:
Provided is a polishing shaft (100) for installing a polishing cloth. The polishing shaft (100) comprises a body (10) and a matching portion (20), wherein the matching portion (20) is rotatably connected on one side of the body (10), and the body (10) and the matching portion (20) can be closed to constitute a cylindrical structure containing a receiving cavity (40). The body (10) comprises a first peripheral wall (11) and a first side wall (12) connected to each other, and the matching portion (20) comprises a second peripheral wall (21) and a second side wall (22) connected to each other. A fixing pin (121) and a suction member (122) are arranged on the first side wall (12), the second side wall (22) faces the first side wall (12), and a fixing hole matching the fixing pin (121) is provided in the second side wall (22). The fixing pin (121) is used for fixing one end of the polishing cloth, and the suction member (122) is used for suctioning the second side wall (22), wherein one end of the polishing cloth is fixed to the first side wall (12) by means of the fixing pin (121), and the other end of the polishing cloth, after surrounding the first peripheral wall (11) and the second peripheral wall (21), is received in the receiving cavity (40) from an opening between the first side wall (12) and the second side wall (22). The matching portion (20) is rotated to cause the suction member (122) to suction the second side wall (22), so that the body (10) and the matching portion (20) are closed. Further provided is a polisher having the polishing shaft (100) above.
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Inventors:
HUANG PANLEI (CN)
Application Number:
PCT/CN2017/106295
Publication Date:
April 18, 2019
Filing Date:
October 16, 2017
Export Citation:
Assignee:
JINCHENG FUTAIHUA PREC ELECTRONICS CO LTD (CN)
International Classes:
B24B29/00; B24D9/00
Foreign References:
| US5439410A | 1995-08-08 | |||
| CN2238707Y | 1996-10-30 | |||
| CN107214613A | 2017-09-29 | |||
| CN103921210A | 2014-07-16 | |||
| CN2933716Y | 2007-08-15 | |||
| US5327601A | 1994-07-12 |
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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