CN216610449U

CN216610449U - Film tearing platform

Info

Publication number: CN216610449U
Application number: CN202122900266.XU
Authority: CN
Inventors: 廖海沅; 朱俊翰
Original assignee: Chongqing Taiguan Technology Co ltd
Current assignee: Chongqing Taiguan Technology Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-27
Anticipated expiration: 2031-11-24

Abstract

The utility model relates to the technical field of display screens, in particular to a film tearing platform which comprises an adsorption plate, wherein a plurality of suction holes are uniformly distributed on the adsorption plate, suckers are arranged in the suction holes, the suckers are 0.15-0.4 mm higher than the adsorption plate, and the bottom of each sucker is connected with a vacuum pump; the mode that the LCM module is adsorbed by a product attached to the plane of the traditional film tearing platform is changed, the LCM module is directly placed on the sucker, the sucker is higher than the adsorption plate, the shading glue with the thickness on the periphery of the backlight module is conveniently avoided, the LCM module is firmly adsorbed by the negative pressure generated by the vacuum pump, and then the film tearing operation is carried out.

Description

Film tearing platform

Technical Field

The utility model relates to the technical field of display screens, in particular to a film tearing platform.

Background

At present, as mobile phones and flat panel display screens gradually develop to full screens, the frames of the full screens are narrower and narrower, and black frame glue for adhering the LCD screens and the backlight sources is also narrowed accordingly. In this case, the LCD panel and the backlight source need to be reinforced and treated with light-shielding glue around the LCD panel and the backlight source. After the LCM is assembled into the LCM, the LCM needs to be placed on a film tearing platform, the protective film on the surface of the LCM is torn off, and subsequent assembly work is facilitated. The common evenly distributed has a plurality of holes of inhaling on the dyestripping platform, inhales the bottom in hole and connects the getter device, utilizes vacuum adsorption's mode to carry on spacingly to the LCM module, however because the shading that exists certain thickness all around in backlight unit bottom glues, the adsorption plane becomes height all around, the low spill in middle part, when the laminating of LCM module is on the dyestripping platform, the shading glues four angular connections department and can't accomplish seamless butt joint, often can appear leaking the vacuum phenomenon, lead to equipment frequent warning. In addition, still can drive the display module assembly when tearing the membrane and break away from even take place the hidden danger of piece, influence the absorbent stability of product.

In order to improve the problems, the utility model particularly discloses a film tearing platform.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a film tearing platform which can stably adsorb the characteristics of display screens of various sizes and types and can avoid the phenomenon of vacuum leakage so as to facilitate film tearing operation.

In order to realize the purpose, the following technical scheme is provided:

a film tearing platform comprises an adsorption plate, a plurality of suction holes are uniformly distributed on the adsorption plate, suckers are arranged in the suction holes, the suckers are 0.15-0.4 mm higher than the adsorption plate, and the bottoms of the suckers are connected with a vacuum generating device.

Preferably, the adsorption plate is provided with an inner suction hole area and an outer suction hole area positioned outside the inner suction hole area, the number of the outer suction hole areas is more than one, and the suction holes are uniformly distributed in the inner suction hole area and the outer suction hole area.

Preferably, the inner suction hole area is rectangular, and the inner suction hole area and the outer suction hole area are sequentially arranged from inside to outside in a shape of a Chinese character 'hui' or are sequentially arranged along the right-angle side of the adjacent suction hole area.

Preferably, the edges of the inner suction hole area and the outer suction hole area are provided with indication marks.

Preferably, the suction cup is communicated with the vacuum generating device through a vacuum tube.

Preferably, the suction cup is an anti-static suction cup.

The working principle and the using principle of the utility model are as follows: the mode that the LCM module is adsorbed by a product attached to the plane of the traditional film tearing platform is changed, the LCM module is directly placed on the sucker, the sucker is higher than the adsorption plate, the shading glue with the thickness on the periphery of the backlight module is conveniently avoided, the LCM module is firmly adsorbed by the negative pressure generated by the vacuum generating device, and then the film tearing operation is carried out.

The beneficial technical effects of the utility model are as follows: 1. the phenomenon of vacuum leakage caused by the fact that a traditional film tearing platform is attached to an adsorption product on a plane is effectively avoided, and frequent alarming of equipment is avoided. 2. And the suction nozzle is subjected to partition control, and the device is suitable for display screen modules of various sizes.

Drawings

FIG. 1 is a schematic structural diagram of the film tearing platform of the present invention.

FIG. 2 is a schematic sectional structure view of the platform for tearing film in FIG. 1.

Figure 3 is another schematic view of the tear platform of the present invention.

FIG. 4 is a schematic diagram of a structure of a partition adsorption of the film tearing platform of the present invention.

FIG. 5 is a schematic view of another partition adsorption structure of the film tearing platform.

In the figure: 1. an adsorption plate; 2. sucking holes; 3. a suction cup; 4. a vacuum generating device; 5. an inner orifice region; 6. an outer suction port region; 7. an indication mark; 8. a vacuum tube; 9. a vacuum channel; 10. a display screen.

Detailed Description

The following further describes a tear film platform of the present invention with reference to the accompanying drawings and specific embodiments.

It should be noted that the LCM, i.e., the LCD display module and the liquid crystal module, refers to a component that assembles a liquid crystal display device, a connector, peripheral circuits such as a control circuit and a drive circuit, a PCB circuit board, a backlight source, a structural member, and the like. This scheme still is applicable to and adsorbs the display screen alone except can being used for adsorbing the LCM module.

As shown in fig. 1, 2 and 3, the film tearing platform comprises an adsorption plate 1, a plurality of suction holes 2 are uniformly distributed on the adsorption plate 1, suction cups 3 are arranged in the suction holes 2, the suction cups 3 are higher than the adsorption plate 1 by 0.15mm-0.4mm, and the bottom of the suction cups 3 is connected with a vacuum generating device 4.

The mode that the traditional film tearing platform is attached to a product on a plane to adsorb the LCM is changed, the LCM is directly placed on the sucker 3, the sucker 3 is higher than the adsorption plate 1, shading glue with thickness is conveniently avoided, the LCM is firmly adsorbed by the negative pressure generated by the vacuum generating device 4, and then film tearing operation is carried out. The bottom of the suction cup 3 can be connected to the vacuum generating means 4 by means of a vacuum channel 9 or a vacuum tube 8, and the top of the suction cup 3 remains flush. In this embodiment, the suction cups 3 are connected to the vacuum generating devices 4 through vacuum tubes 8, each suction cup 3 can be connected to one micro vacuum generating device 4, and for saving cost, a plurality of suction cups 3 can be connected to one vacuum generating device 4 through a plurality of vacuum tubes 8 in parallel. In other embodiments, the bottom of the suction cup 3 may be connected to the vacuum generating means 4 via a vacuum channel 9. Inhale hole 2 and move about freely and quickly and distribute on adsorption plate 1, be equipped with in adsorption plate 1 inside transversely or vertically set up and communicate a plurality of vacuum channel 9 that inhale hole 2, sucking disc 3 imbeds in inhaling hole 2, and the bottom and the vacuum channel 9 intercommunication of sucking disc 3. When the LCM module is placed on the suction cup 3, the vacuum generating device 4 is started, negative pressure is formed at the suction cup 3 through the vacuum channel 9, and the LCM module is firmly adsorbed. In this embodiment, vacuum generating device 4 is the vacuum pump, sucking disc 3 with treat absorbent screen contact, the vacuum pump starts, thereby makes sucking disc 3 produce the negative pressure and adsorbs the product, after the dyestripping, aerify steadily and advance in sucking disc 3, become zero atmospheric pressure or positive atmospheric pressure by the subatmospheric pressure in making sucking disc 3, the screen can normally take off. In this embodiment, the vacuum pump is a model SYU21-4D micro speed-regulating vacuum pump.

The suction cup 3 is higher than the suction plate 1, and the height is preferably larger than the thickness of the light shielding glue, in this embodiment, the suction cup 3 is higher than the suction plate by 0.2mm, and the height is larger than the general arrangement thickness of the light shielding glue. The suction holes 2 are formed on the suction plate 1 by punching.

Further, as shown in fig. 4 and 5, the adsorption plate 1 has an inner suction hole region 5 and an outer suction hole region 6 located outside the inner suction hole region 5, the number of the outer suction hole regions 6 is more than one, the suction holes 2 are uniformly distributed in the inner suction hole region 5 and the outer suction hole region 6, and the suction cups 3 of the inner suction hole region 5 and the suction cups 3 of the outer suction hole region 6 are respectively connected with a vacuum generating device 4.

The vacuum generating devices 4 are independently arranged in the inner suction hole area 5 and the outer suction hole areas 6, and the suction holes 2 are arranged in a partitioning mode so as to adsorb LCM modules or display screens with different sizes, such as mobile phone display screens, flat panel display screens and the like. When in use, the vacuum generating device 4 of the inner suction hole area 5 can be independently started to adsorb the display screen with the minimum size. When a large-size display screen is adsorbed, the vacuum generating devices 4 of the inner suction hole area 5 and the outer suction hole area 6 adjacent to the inner suction hole area are simultaneously started, and the suction nozzles in the adsorption area respectively generate the same negative pressure suction force by each vacuum generating device, so that the adsorption range of the suction nozzles is expanded. As shown in fig. 4, there are two outer suction hole regions 6. As shown in fig. 5, the number of the outer suction hole regions 6 is three.

Further, as shown in fig. 4 and 5, the inner suction hole region 5 is rectangular, and the inner suction hole region 5 and the outer suction hole region 6 are sequentially arranged from inside to outside in a zigzag manner or are sequentially arranged along the right-angle side of the adjacent suction hole region.

The display screen is substantially rectangular, so that the inner suction aperture area 5 and the suction apertures 2 therein are also of rectangular design. In this embodiment, two outer suction hole regions 6 are sequentially arranged in a zigzag manner around the outer side of the inner suction hole region 5. According to the size of the product to be adsorbed, the vacuum generating devices 4 in the inner suction hole area 5 and the corresponding outer suction hole area 6 are controlled to be started, and each vacuum generating device 4 enables the suction nozzles in the adsorption area to generate the same negative pressure suction force, so that the adsorption range of the suction nozzles is expanded, and the vacuum suction device is suitable for products with different sizes.

Further, as shown in fig. 4 and 5, the edges of the inner suction hole region 5 and the outer suction hole region 6 are provided with indication marks 7. The indicator 7 is a product size indicator suitable for adsorption, and can also be a range indicator 7 of the inner suction hole area 5 and the outer suction hole area 6. The height of the indicator 7 must not affect the normal operation of the suction cup 3, and the indicator 7 may be a size strip installed in an embedded manner or a color strip adhered to the suction plate 1. In other embodiments, the inner absorbent aperture region 5 and each outer absorbent aperture region 6 may also be a layered structure that rises outwardly in sequence, with the edges of each layer forming the indicator.

Further, the chuck 3 is an anti-static chuck 3 to prevent static electricity generated on the chuck 3 from damaging components on the LCM module.

Claims

1. The film tearing platform comprises an adsorption plate (1), wherein a plurality of suction holes (2) are uniformly distributed on the adsorption plate (1), and the film tearing platform is characterized in that suckers (3) are arranged inside the suction holes (2), the suckers (3) are 0.15-0.4 mm higher than the adsorption plate (1), and the bottoms of the suckers (3) are connected with a vacuum generating device (4).

2. The film tearing platform as claimed in claim 1, wherein the adsorption plate (1) is provided with an inner suction hole region (5) and an outer suction hole region (6) located outside the inner suction hole region (5), the number of the outer suction hole regions (6) is more than one, the suction holes (2) are uniformly distributed in the inner suction hole region (5) and the outer suction hole region (6), and the suction cups (3) of the inner suction hole region (5) and the suction cups (3) of the outer suction hole region (6) are respectively connected with a vacuum generating device (4).

3. The film tearing platform according to claim 2, wherein the inner suction hole region (5) is rectangular, and the inner suction hole region (5) and the outer suction hole region (6) are sequentially arranged from inside to outside in a zigzag manner or are sequentially arranged along the right-angle side of the adjacent suction hole region.

4. A tear platform as claimed in claim 2 or claim 3, characterised in that the edges of the inner (5) and outer (6) bibulous regions are provided with indicator markings (7).

5. A tear platform as claimed in any one of claims 1 to 3, wherein the suction cup (3) communicates with the vacuum generating means (4) via a vacuum tube (8).

6. A tear platform as claimed in claim 4, characterised in that the suction cup (3) communicates with the vacuum generating means (4) via a vacuum tube (8).

7. A tear platform as claimed in claim 1, 2, 3 or 6, wherein the suction cup (3) is an anti-static cup.

8. A tear platform as claimed in claim 4, wherein the suction cup (3) is an anti-static cup.

9. A tear platform as claimed in claim 5, wherein the suction cup (3) is an anti-static cup.