Small gate valve clack grinding device

A small gate valve clack grinding device comprises a rack (1), a grinding disc driving motor (2), a grinding disc (3), abrasive paper (4) and a guardrail (5), the grinding disc driving motor (2) is installed on one side of the rack (1) through a motor support, an abrasive paper installation ring is arranged on the outer edge of the grinding disc (3), a set of threaded holes are annularly and evenly distributed in the abrasive paper installation ring, a set of bolt penetrating holes are annularly and evenly distributed in the abrasive paper (4), and the guardrail (5) is arranged on the rack (1). Abrasive paper (4) is laid on the top of the grinding disc (3), the edge of the abrasive paper (4) is pressed on the abrasive paper installation ring through a pressing ring (6), and the pressing ring (6) is fixed to the abrasive paper installation ring through a bolt. The grinding machine has the advantages of high grinding speed and capability of reducing the labor intensity of workers. 一种小型闸阀阀瓣研磨装置，它包括机架(1)、研磨盘驱动电机(