Nozzle cleaning device and coater provided with it

A coater comprising:

• a coating liquid output device filled with coating liquid, including a nozzle through which the coating liquid is sprayed;
• a nozzle cleaning device including a cleaner, a vacuum pipe and a vacuum pump, the cleaner has a recessed hole coinciding in shape with the nozzle of the coater for receiving the nozzle of the coater, the inner wall of the recessed hole is provided with a plurality of through-holes;
• one end of the vacuum pipe is connected to said a plurality of through-holes, and the other end of the vacuum pipe is connected to the vacuum pump;
• and
• a transmission device connected to the bottom of the cleaning device, operable to controlling the movement of the cleaning device and providing a driving force to make the cleaning device up and down.

A coater comprising:

• a coating liquid output device filled with coating liquid, including a nozzle through which the coating liquid is sprayed;
• and
• a nozzle cleaning device including a cleaner, a vacuum pipe, a vacuum pump, and a movable base;
• the cleaner is mounted on the base and it has a recessed hole coinciding in shape with the nozzle of the coater for receiving the nozzle of the coater, the inner wall of the recessed hole is provided with a plurality of through-holes;
• one end of the vacuum pipe is connected to said a plurality of through-holes, and the other end of the vacuum pipe is connected to the vacuum pump