Title:
SCREW TIGHTENING MECHANISM
Document Type and Number:
WIPO Patent Application WO/2020/133121
Kind Code:
A1
Abstract:
Disclosed is a screw tightening mechanism, comprising a base (1), a bending block (2), a screw rod (3), a screw rod gear (4), an electric motor gear (5), an electric motor (6), and a screwdriver blade (7). The bending block (2) is of an L-shaped structure, and is arranged in the center of the base (1); a screw hole allowing the screw rod (3) to penetrate therethrough is formed in the bending block (2); one end of the screw rod (3) is connected to the screw rod gear (4), and the other end thereof is connected to the screwdriver blade (7); the screw rod (3) penetrates through the screw hole in the bending block (2); the electric motor (6) is arranged at one end of the base (1); a rotating shaft of the electric motor (6) is connected to the electric motor gear (5); and the electric motor gear (5) is meshed with the screw rod gear (4). The screw tightening mechanism can tighten a screw by bypassing a partition plate on an axis where the screw is located.
Inventors:
FENG QINGXING (CN)
Application Number:
PCT/CN2018/124546
Publication Date:
July 02, 2020
Filing Date:
December 28, 2018
Export Citation:
Assignee:
CHANGSHU YANTUO AUTOMATION TECH CO LTD (CN)
International Classes:
B25B21/00; B25B27/14
Foreign References:
| CN108297019A | 2018-07-20 | |||
| CN108436818A | 2018-08-24 | |||
| CN203045600U | 2013-07-10 | |||
| CN203045657U | 2013-07-10 | |||
| CN106625370A | 2017-05-10 | |||
| EP1955818B1 | 2012-01-18 | |||
| DE102011119890A1 | 2013-05-29 |
Download PDF: