Frame sealant coating device and its working method, and frame sealant coating equipment

A technology of coating device and working method, which is applied in the direction of spraying device, liquid spraying device, optics, etc., can solve the problems of poor coating effect and achieve the effect of improving coating quality

CN105435984BActive Publication Date: 2018-02-02BOE TECH GRP CO LTD +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2018-02-02

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Abstract

The invention discloses a frame sealing glue coating device and its working method as well as a frame sealing glue coating equipment, comprising: a nozzle, the nozzle includes: an air inlet part and a glue outlet part, a switch plate is arranged under the glue outlet part, a switch The plate includes: a plate body, one end of the plate body is provided with a through hole, and the side of the plate body facing away from the glue outlet part is provided with a discharge part at the position corresponding to the through hole, and the plate body can be between the first state and the second state Carry out horizontal movement, specifically, when the board is in the first state, the glue outlet is facing the through hole, and the sealing glue in the nozzle is spit out through the discharge part; when the board is in the second state, the board is completely blocked Glue outlet to prevent the sealing glue in the nozzle from spit out. In the technical solution of the present invention, a switch plate is arranged under the glue outlet part of the nozzle, so that the glue ejection state of the glue outlet part can be timely and accurately controlled, and the coating quality can be effectively improved.
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Description

technical field

[0001] The invention relates to the field of display technology, in particular to a frame sealing glue coating device, a working method thereof, and a frame sealing glue coating equipment. Background technique

[0002] A liquid crystal display panel generally includes an array substrate and a box-mounted substrate that are arranged opposite to each other. Before the array substrate and the box-mounted substrate are boxed, a sealant coating device needs to be used to apply a sealant on one side of the substrate to seal the liquid crystal. seal.

[0003] figure 1 It is a structural schematic diagram of a frame sealing glue coating device in the prior art, such as figure 1 As shown, it includes: a nozzle 1 , an air intake unit 5 and a solenoid valve 4 , and the air intake unit 5 is connected to the air intake part 3 of the nozzle 1 through the solenoid valve 4 . When working, there is a certain amount of sealant (not shown) stored in the nozzle 1. At this tim...

Examples

Embodiment Construction

[0035] In order for those skilled in the art to better understand the technical solution of the present invention, a frame sealant coating device, its working method and frame sealant coating equipment provided by the present invention will be described in detail below with reference to the accompanying drawings.

[0036] figure 2 It is a schematic structural diagram of a frame sealant coating device provided in Embodiment 1 of the present invention, image 3 It is a schematic diagram when the plate body in the frame sealant coating device is in the second state, such as figure 2 and image 3 As shown, the sealing glue coating device includes: a nozzle 1, the nozzle 1 includes: an air inlet part 3 and a glue outlet part 2, and a switch board is arranged under the glue outlet part 2, and the switch board includes: a board body 6, a board body One end of 6 is provided with a through hole 8 , and the side of the plate body 6 facing away from the glue outlet 2 is provided with...