Title:
FLOOR GRINDING MACHINE
Document Type and Number:
WIPO Patent Application WO/2021/208388
Kind Code:
A1
Abstract:
Disclosed is a floor grinding machine, comprising: a main body support (10); a grinding disk (20) connected to the main body support (10), wherein the grinding disk (20) is provided with a first position in which the ground is ground and a second position in which a grinding member (30) which is arranged on the grinding disk is replaced; a first moving wheel (40) arranged on the main body support (10); and a second moving wheel (50) connected to the main body support (10), wherein the second moving wheel (50) is provided with a traveling position in which the second moving wheel moves along the ground and an avoidance position in which the second moving wheel is far away from the ground. The floor grinding machine has a first working state in which the ground is ground and a second working state in which traveling or replacement of the grinding member (30) is conducted, and when the grinding disk (20) is in the first position and the second moving wheel (50) is in the avoidance position, the floor grinding machine is in the first working state, and when the grinding disk (20) is in the second position and the second moving wheel (50) is in the traveling position, the floor grinding machine is in the second working state. The floor grinding machine solves the problem that a tool bit of a floor grinding machine in the prior art is inconvenient to replace and move.
Inventors:
ZHOU XIANHUA (CN)
LI YANFENG (CN)
ZHANG KUN (CN)
LI YANFENG (CN)
ZHANG KUN (CN)
Application Number:
PCT/CN2020/121948
Publication Date:
October 21, 2021
Filing Date:
October 19, 2020
Export Citation:
Assignee:
GUANGDONG BRIGHT DREAM ROBOTICS CO LTD (CN)
International Classes:
B24B7/18
Foreign References:
| CN204183346U | 2015-03-04 | |||
| CN205552165U | 2016-09-07 | |||
| CN108326658A | 2018-07-27 | |||
| CN101402177A | 2009-04-08 | |||
| CN101214624A | 2008-07-09 | |||
| CN104669084A | 2015-06-03 | |||
| US20030114091A1 | 2003-06-19 |
Other References:
See also references of EP 3915727A4
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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