Residual glue cleaning device

The utility model provides a residual glue cleaning device which comprises a box body, an adjusting mechanism is arranged on one side in the box body, the adjusting mechanism comprises an adjusting plate, and a cleaning mechanism is movably installed in the box body through an air pipe. After the glue outlet nozzle is detached, the glue outlet nozzle is placed in the device to be cleaned, residual glue cannot be squeezed into the glue outlet machine, influence on use of the glue outlet machine is avoided, the adjusting mechanism can drive the spring, the fixing cover and the air pipe to descend, the air pipe is inserted into the glue outlet nozzle from the top, and the residual glue on the inner wall of the glue outlet nozzle is blown off through the air holes. Meanwhile, a rotating cylinder is driven by a second servo motor, a gear and a gear ring to rotate in a fixed cover, residual glue on the outer wall of a glue outlet nozzle is cleaned through a brush, and use is convenient; and the fallen residual glue