Glue dispensing needle grinding equipment

The invention discloses dispensing needle grinding equipment which comprises a machine box and further comprises a first pneumatic machine, a second pneumatic machine, a workpiece containing bin, an automatic workpiece discharging mechanism and a chip storage device, a guide rail is fixedly installed at the other end of the upper portion of the machine box, and the second pneumatic machine is slidably connected with the guide rail; a grinding wheel and a needle head positioning shaft are fixedly installed at the output end of the second pneumatic machine and the output end of the first pneumatic machine respectively, the bottom of the workpiece containing bin is connected with the automatic workpiece discharging mechanism, and the automatic workpiece discharging mechanism is installed on the machine box in a lifting mode and used for enabling the needle head to be arranged on the needle head positioning shaft in a sleeving mode. The automatic discharging mechanism can sleeve the needle head on the needle head