Title:
GROUND LEVELING GRINDER
Document Type and Number:
WIPO Patent Application WO/2021/254032
Kind Code:
A1
Abstract:
A ground leveling grinder comprises a main motor connection disc (1) having a round passage. A driving shaft (4) is arranged vertically at the middle section of the round passage. A hollow shaft sleeve (9) is sleeved outside the driving shaft (4) and capable of rotating relative thereto. A worm gear (3) is fixedly mounted outside the middle section of the hollow shaft sleeve (9). The hollow shaft sleeve (9) is fixedly mounted onto the upper surface of a gearbox (11). The lower part of the main motor connection disc (1) is provided with a worm gear drive box (10). A worm (2) is horizontally installed inside the worm gear drive box (10) and engages with the worm gear (3). A second motor (17) drives the worm (2) to rotate. A blind hole (5) is provided on the upper end of the driving shaft (4). A first motor (16) output shaft is mounted in the blind hole (5). A driving gear (13) is coaxially fixed to the lower end of the driving shaft (4) and engages with a middle gear (14). The middle gear (14) engages with a driven gear (15). A grinding disc (12) is mounted onto the driven gear (15) output shaft.
Inventors:
LIN XINSEN (CN)
Application Number:
PCT/CN2021/093213
Publication Date:
December 23, 2021
Filing Date:
May 12, 2021
Export Citation:
Assignee:
LIN XINSEN (CN)
International Classes:
B24B7/18; B24B41/04; B24B47/12
Foreign References:
| CN111546160A | 2020-08-18 | |||
| NL1014015C2 | 2001-07-09 | |||
| CN205237800U | 2016-05-18 | |||
| DE2929479A1 | 1981-02-05 | |||
| JP2001162525A | 2001-06-19 | |||
| US20100267316A1 | 2010-10-21 | |||
| CN105952861A | 2016-09-21 |
Attorney, Agent or Firm:
CHONGQING XIANGQIAN GUANGYU PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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