Title:
FLEXIBLE TELESCOPIC TRANSMISSION DEVICE FOR CUTTER
Document Type and Number:
WIPO Patent Application WO/2022/032909
Kind Code:
A1
Abstract:
A flexible telescopic transmission device for a cutter, comprising a blade mounting assembly (10), a central shaft (20), a central shaft sleeve (30), and a connection part (60). The central shaft sleeve (30) is provided on the connection part (60); the blade mounting assembly (10) is provided on the central shaft sleeve (30); the central shaft (20) passes through the blade mounting assembly (10) and is connected to the central shaft sleeve (30); the connection part (60) is connected to a rotation driver; the blade mounting assembly (10) performs axial motion along the central shaft (20) or performs rotary motion along the central shaft; a reset part (40) is fitted over the central shaft (20), and has one end abutting against the blade mounting assembly (10), and the other end abutting against the central shaft sleeve (30); and the blade mounting assembly (10) which performs axial motion along the central shaft (20) is buffered by means of the reset part (40). The device can prevent damage to a blade, ensure the coaxiality of the cutter, and prevent the cutter from deviating.
Inventors:
HUANG YILI (CN)
Application Number:
PCT/CN2020/129111
Publication Date:
February 17, 2022
Filing Date:
November 16, 2020
Export Citation:
Assignee:
FREEWON CHINA CO LTD (CN)
International Classes:
B23B31/08; B23C3/12
Foreign References:
| US20070297868A1 | 2007-12-27 | |||
| CN103962596A | 2014-08-06 | |||
| CN201799628U | 2011-04-20 | |||
| US20200009665A1 | 2020-01-09 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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