Grinding machine for raised joints of rivets on sheet metal

A grinding device for raised joints of rivets on sheet metal, comprising a lateral plate, legs, a moving plate, first springs, a first bearing seat, a sleeve, a grinding wheel and a moving bar;

• the legs are fixedly connected, in a symmetric manner, to left and right sides of the bottom of the lateral plate;
• a through hole, which has a function of guiding, is formed on a left side of the lateral plate;
• the moving bar is located in the through hole;
• the moving plate is fixedly connected to the bottom end of the moving bar;
• the first springs are connected between left and right sides of the top of the moving plate and left and right sides of the bottom of the lateral plate;
• the first spring on the left is located on a right side of the moving bar;
• the first bearing seat is mounted, in an embedded manner, in the middle of the moving plate;
• the sleeve is fixedly connected to a bearing in the first bearing seat;
• and the grinding wheel that can grind a joint is mounted on the external bottom of the sleeve, wherein the grinding device further comprises a 7-shaped plate, a vertical bar, a second spring, an oscillating plate, a guide slider and a driving device;
• the driving device that can rotate the grinding wheel is arranged between the interior of the sleeve and the middle of the lateral plate;
• the 7-shaped plate is arranged on a left side of the top of the lateral plate;
• the vertical bar is mounted on a left side of the internal top of the 7-shaped plate;
• the oscillating plate is hinged to a bottom end of the vertical bar;
• a guide chute is formed on a left side of the bottom of the oscillating plate, a guide slider is provided, in a sliding manner, in the guide chute, and the guide slider is slide-filled in the guide chute;
• the bottom of the guide slider is hinged to the top end of the moving bar;
• and the second spring is connected between a left side of the top of the oscillating plate and an upper portion of a left side of the vertical bar.