Automatic abrasive paper changing and water dipping device for automobile paint surface polishing head

The utility model relates to an automatic abrasive paper changing and water dipping device for an automobile paint surface polishing head. The technical problems that in the prior art, abrasive paper on a polishing head is manually replaced, labor is wasted, and production efficiency is affected are mainly solved. Comprising a box body, a pneumatic flat clamping finger, an abrasive paper cutting tool bit and an abrasive paper conveying mechanism, the pneumatic flat clamping finger comprises a pneumatic body, a first clamping jaw and a second clamping jaw, the abrasive paper conveying mechanism comprises a pushing air cylinder, an ejection block, an abrasive paper cylinder, a movable seat and abrasive paper, and the ejection block is connected with the pushing air cylinder; the movable seat is located at the lower end of the abrasive paper cylinder, the ejector block is located below the movable seat and matched with the movable seat in an ejecting and pushing mode, and the abrasive paper is axially stacked in