Title:
CYLINDRICAL SPUR GEAR HAVING ANTI-BACKLASH FUNCTION
Document Type and Number:
WIPO Patent Application WO/2019/196147
Kind Code:
A1
Abstract:
The present invention relates to the technical field of gear transmission, and relates in particular to a cylindrical spur gear having an anti-backlash function, comprising: a coaxially assembled main gear and auxiliary gear, and an anti-backlash structure provided on the main gear; the main gear and the auxiliary gear are cylindrical spur gears, the gear shape, parameters and number of teeth thereof being the same. The auxiliary gear is provided thereon with a through hole which is coaxial with the auxiliary gear, and the through hole is suited for being inserted into the anti-backlash structure to form a rotational connection between the auxiliary gear and the main gear. An inner wall of the through hole abuts against a circular arc surface of the peripheral edge of a cylindrical boss, which is to say that the cylindrical boss and the through hole of the auxiliary gear rotatingly cooperate.
Inventors:
GAO ZHIJIAN (CN)
YANG LAN (CN)
YANG HONGXIA (CN)
ZHAO HAI (CN)
PANG YUHUA (CN)
YANG LAN (CN)
YANG HONGXIA (CN)
ZHAO HAI (CN)
PANG YUHUA (CN)
Application Number:
PCT/CN2018/085431
Publication Date:
October 17, 2019
Filing Date:
May 03, 2018
Export Citation:
Assignee:
CHANGZHOU VOCATIONAL INSTITUTE OF MECHATRONIC TECH (CN)
International Classes:
F16H55/14; F16H55/18
Domestic Patent References:
| WO2017013082A1 | 2017-01-26 |
Foreign References:
| CN107676463A | 2018-02-09 | |||
| CN204300285U | 2015-04-29 | |||
| CN207005236U | 2018-02-13 | |||
| DE102012207419A1 | 2013-11-07 |
Attorney, Agent or Firm:
CHANGZHOU KEYI PATENT AGENCY (CN)
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