Angle grinder

• Main Authors: SONG DEQUAN, SONG ZHENTAO
• Format: Patent
• Language: Chinese; English
• Published: 17.03.2020
• Subjects: DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS; GRINDING; MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; PERFORMING OPERATIONS; POLISHING; TRANSPORTING

The utility model relates to an angle grinder. The polishing machine comprises a machine body and a polishing piece installed at the end of the machine body, a first protective cover and a second protective cover are detachably connected to the machine body, empty grooves are formed in the first protective cover and the second protective cover, inner protective covers are movably installed in theempty grooves, a plurality of reset springs are arranged at the tops of the inner protective covers, and the two ends of each reset spring are connected with the tops of the empty grooves and the inner protective covers; a straight-line-shaped hole communicated with the outside is formed in the empty groove, a fastening screw is arranged on the inner protective cover, the fastening screw penetrates through the straight-line-shaped hole and is in threaded fit with the inner protective cover, and a nut of the fastening screw abuts against the first protective cover and the second protective cover; the first protective c