[Utility Model] Automatic polishing device for drill bit production

Authorization Announcement Number:CN215470402U
Authorization Announcement Date:2022.01.11
Application Number:2021220542677
Application Date:2021.08.30
Patentee:Qidong County Fengsu Drilling Tools Co., Ltd.
Inventors:Li Xiaohuan; Zou Chao; Li Zhongyong
Address:No. 101 Baihe Group, Baijia Village, Baihe Street Office, Qidong County, Hengyang City, Hunan Province 421600
Classification Number:B24B29/04(2006.01)I 

Abstract:
This utility model pertains to the surface treatment technology field of drill bit production and discloses an automatic polishing device for drill bit production. It includes a fixed plate, atop which a rotating clamping device is fixedly installed. A first connecting plate is fixedly installed at the top of the fixed plate, on the left side of the rotating clamping device. A waist-shaped hole is provided inside the first connecting plate, with a sliding plate slidingly connected inside the waist-shaped hole. A limiting plate is fixedly installed on the left side of the sliding plate, with a locking pin threadedly connected on the left side of the limiting plate, contacting the first connecting plate. An electric push rod is fixedly installed on the right side of the sliding plate, with a second connecting plate fixedly installed on the right side of the electric push rod. A polishing frame is rotatably connected to the bottom of the second connecting plate, with a third connecting plate fixedly installed on the right side of the second connecting plate. This automatic polishing device for drill bit production is advantageous for conveniently polishing drill bits of various sizes.