Combined belt wheel for head polishing machine

• Main Authors: WANG RUIQUAN, GONG HUI, YAO RONGQING, CHEN XIANJIN, FANG GANGQIANG
• Format: Patent
• Language: English
• Published: 01.04.2015
• 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 discloses a combined belt wheel for a head polishing machine. The combined belt wheel comprises a first belt wheel, a bearing, an abrasive belt wheel and a second belt wheel; a through hole is formed in the middle of the first belt wheel in the axial direction; the middle of the second belt wheel projects outwards in the axial direction to form a cylinder part; the cylinder part of the second belt wheel partially extends into the through hole of the first belt wheel in the axial direction, and the cylinder part is fixedly connected with the through hole by virtue of interference fit; the cylinder part of the second belt wheel located between the first belt wheel and the second belt wheel is externally in running fit with the abrasive belt wheel by use of a bearing. According to the combined belt wheel for the head polishing machine, the service life of the abrasive belt can be prolonged, and meanwhile, the quality of the ground surface is also improved.