Title:
TAPPING SHANK CAPABLE OF ENSURING SAFETY AND DURABILITY OF SCREW TAP
Document Type and Number:
WIPO Patent Application WO/2018/205891
Kind Code:
A1
Abstract:
Disclosed is a tapping shank mainly consisting of axial, radial and deflection comprehensive floating mechanisms and a high-sensitivity rolling clutch safety mechanism, having an actual safety guarantee in tapping an M1 thread, solving the problems of axial pressure and tension of a main shaft on a screw tap, eccentric and deflection errors between the screw tap and a bottom hole, etc., ensuring the precision of a hole diameter, and a long service life of the screw tap, and also being a high-precision hole machining floating reamer shank.
Inventors:
ZHANG CHUNMING (CN)
Application Number:
PCT/CN2018/085731
Publication Date:
November 15, 2018
Filing Date:
May 04, 2018
Export Citation:
Assignee:
SUZHOU JIAJIAYOU MACHINERY MFG CO LTD (CN)
International Classes:
B23G1/46
Foreign References:
| CN106964851A | 2017-07-21 | |||
| CN105945369A | 2016-09-21 | |||
| EP3147053A1 | 2017-03-29 |
Attorney, Agent or Firm:
SUZHOU CREATOR PATENT AND TRADEMARK AGENCY LTD. (CN)
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