A slit nozzle cleaning device for coaters

Patent metadata

Field	Value
Publication number	US-2016279656-A1
Application number	US-201414413160-A
Country	US
Kind code	A1
Filing date	Apr 10, 2014
Priority date	Dec 20, 2013
Publication date	Sep 29, 2016
Grant date	—

Abstract

The present invention discloses a slit nozzle cleaning device for coaters. The slit nozzle cleaning device for coaters comprises a heating source, a crucible and a mixing means, the heating source is used to heat the materials in the crucible; the mixing means is used to mix the materials in the crucible. The mixing means is used to mix the materials in the crucible, thus a uniform heating environment in the crucible can be formed.

First claim

What is claimed is:

1 . A slit nozzle cleaning device for coaters, comprising a cleaner, an adhesive removing dissolvent supply unit and a discharge unit, wherein the cleaner is provided with a groove for engaging with the slit nozzle, the side wall of the groove are provided with adhesive removing dissolvent supply through holes, the adhesive removing dissolvent supply unit is in fluid communication with the adhesive removing dissolvent supply through holes so as to supply adhesive removing dissolvent into the groove, the bottom wall of the groove is provided with discharge holes, the discharge unit is in fluid communication with the discharge holes.

2 . The slit nozzle cleaning device for coaters of claim 1 , wherein both side walls of the groove are provided with multiple adhesive removing dissolvent supply through holes.

3 . The slit nozzle cleaning device for coaters of claim 1 , wherein both side walls of the groove are provided with at least one row of adhesive removing dissolvent supply through holes respectively, the at least one row of adhesive removing dissolvent supply through holes are arranged along the longitudinal direction of the cleaner .

4 . The slit nozzle cleaning device for coaters of claim 1 , wherein the discharge holes are not aligned with the photo resist discharge slit of the slit nozzle in vertical direction.

5 . The slit nozzle cleaning device for coaters of claim 1 , wherein the bottom wall of the groove is provided with one row of discharge holes.

6 . The slit nozzle cleaning device for coaters of claim 1 , wherein the bottom wall of the groove is provided with two rows of discharge holes.

7 . The slit nozzle cleaning device for coaters of claim 1 , wherein there is provided with an engagement gap between the groove of the cleaner and the slit nozzle.

8 . The slit nozzle cleaning device for coaters of claim 1 , wherein there is provided with one row of adhesive removing dissolvent supply through holes along the longitudinal direction of the cleaner.

9 . The slit nozzle cleaning device for coaters of claim 1 , wherein there is provided with two rows of adhesive removing dissolvent supply through holes along the longitudinal direction of the cleaner.

10 . The slit nozzle cleaning device for coaters of claim 1 , wherein the length of the cleaner is equal to the length of the slit nozzle.

11 . The slit nozzle cleaning device for coaters of claim 1 , wherein the cleaner is a cleaner made of rubber.

12 . The slit nozzle cleaning device for coaters of claim 1 , wherein the adhesive removing dissolvent supply unit comprises a pressure tank for receiving adhesive removing dissolvent, the pressure tank is in fluid communication with the adhesive removing dissolvent supply through holes via a pipeline.

13 . The slit nozzle cleaning device for coaters of claim 12 , wherein the discharge unit comprises a vacuum pump, the vacuum pump is in fluid communication with the discharge holes via a pipeline.

14 . The slit nozzle cleaning device for coaters of claim 13 , wherein the discharge unit comprises a waste tank, the vacuum pump is in fluid communication with the waste tank.

Assignees

• Shenzhen China Star Optoelect

Inventors

• Zhang Yueyan

Classifications

• B05C5/0254 Primary

  Coating heads with slot-shaped outlet (B05C5/0283 takes precedence) · CPC title

• B05B15/0258 Primary

  Operations & Transport · mapped topic

• B08B3/08

  the liquid having chemical or dissolving effect · CPC title

• B08B15/00

  Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area · CPC title

• B05B15/555

  discharged by cleaning nozzles · CPC title