CN219706069U

CN219706069U - Backlight source double-screen film sticking device

Info

Publication number: CN219706069U
Application number: CN202320685481.9U
Authority: CN
Inventors: 李培涛; 林永团; 王迎力; 陈辉锋; 甘利军
Original assignee: Dongguan Pengguang Photoelectric Co ltd
Current assignee: Dongguan Pengguang Photoelectric Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-19
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a backlight source double-screen film pasting device, which relates to the technical field of backlight source film pasting, and aims to solve the technical problem of low film pasting efficiency of the existing double-screen backlight source.

Description

Backlight source double-screen film sticking device

Technical Field

The utility model belongs to the technical field of backlight source film sticking, and particularly relates to a backlight source double-screen film sticking device.

Background

The backlight source is a light source positioned behind the liquid crystal display, the light-emitting effect of the backlight source directly influences the visual effect of the liquid crystal display module, the liquid crystal display does not emit light, the graph is displayed or the light modulation result is obtained, the surface of the liquid crystal display is required to be subjected to film pasting treatment before the backlight source is used, the film structure can protect the backlight source body structure under the condition that the light-emitting effect of the backlight source is not influenced, along with the updating of the electronic technology, the conventional backlight source module is designed into a double-screen structure, the double-screen backlight source also needs to be pasted for double screens, an operator is required to manually overturn the backlight source body, and then the film material is pasted on the surface of the backlight source, so that the automatic film pasting equipment cannot continuously operate, and the processing efficiency is greatly reduced.

The utility model patent of China of the prior publication No. CN218701266U discloses a backlight film positioning jig, which comprises a jig plate, wherein a cross groove is formed in the top surface of the jig plate, the cross groove consists of a transverse sliding groove and a longitudinal sliding groove, two first sliding blocks are slidably mounted in the transverse sliding groove, first transmission components for driving the two first sliding blocks to synchronously move close to or far away from each other are arranged on the bottom surface of the jig plate, two second sliding blocks are slidably mounted in the longitudinal sliding groove, second positioning plates are mounted on the two second sliding blocks, second transmission components for driving the two second sliding blocks to synchronously move close to or far away from each other are arranged on the bottom surface of the jig plate, the distance between the two first positioning plates and the distance between the two second positioning plates can be adjusted when the backlight film positioning jig is used, the backlight film positioning jig is convenient to use and operate, and the backlight film positioning jig can be suitable for backlight modules of different specifications and has a wide application range.

Therefore, to the situation that the backlight source needs to be turned over manually when the double-screen backlight source is subjected to film pasting, the operation efficiency is low, and the film pasting equipment cannot work continuously, a novel backlight source double-screen film pasting device is developed, and the automatic turning mechanism is matched with the adsorption film pasting equipment, so that continuous film pasting operation is conveniently and automatically carried out on the double-screen backlight source.

Disclosure of Invention

(1) Technical problem to be solved

Aiming at the defects of the prior art, the utility model aims to provide a backlight source double-screen film pasting device which aims to solve the technical problem of low film pasting efficiency of the existing double-screen backlight source.

(2) Technical proposal

In order to solve the technical problems, the utility model provides the backlight source double-screen film pasting device which comprises a machine case and a stock box arranged at the rear end of the machine case, wherein a film pasting platform is arranged at the upper end of the machine case, a supporting table is fixedly arranged at the left end of the machine case, a longitudinal guide rail is arranged at the upper end of the supporting table, a longitudinal linear motor is arranged at the right end of the longitudinal guide rail, a steering motor is arranged at the right end of a shell of the longitudinal linear motor, a U-shaped clamping frame is fixedly connected to the right end of a power output element of the steering motor, and the clamping frame is arranged above the film pasting platform.

When the double-screen film pasting device for the backlight source is used, a user places the double-screen backlight source on a film pasting platform, after the position is adjusted, an air pump in a case is started, the backlight source is adsorbed and fixed on the film pasting platform, then a vertical oil cylinder is started, an adsorption platform is controlled to descend, a material storage box is positioned on the uppermost film material to be adsorbed, then a first transverse linear motor is started, the adsorbed film material is moved to the film pasting platform, then the vertical oil cylinder is started to control the film material to be attached to the backlight source, a second transverse linear motor is started to control a rubber sleeve roller to move reversely, the film material is rolled, then the adsorption platform is reset to absorb another film material again, meanwhile, the longitudinal linear motor is used for lifting the backlight source by a certain height through locking of a clamping frame and a clamping piece, then the steering motor is started to control the clamping frame to turn over one hundred degrees, the backlight source is enabled to turn over, then the backlight source is enabled to fall on the film pasting platform again, and the film pasting is carried out on the other screen of the backlight source according to the film pasting mode.

Further, the horizontal oil cylinders are arranged at the front end and the rear end of the clamping frame, the clamping sheets are arranged on one side of the inner wall of the clamping frame and fixedly connected with the hydraulic actuating element of the horizontal oil cylinder, the horizontal oil cylinder controls the clamping sheets to move oppositely in a horizontal telescopic hydraulic shaft rod mode, the clamping sheets are extruded on the edge of the backlight source, a positioning effect is achieved on the edge of the backlight source, and meanwhile the clamping sheets can be lifted up through the clamping effect.

Further, the pad pasting platform top is provided with the adsorption platform, pad pasting platform upper end with the adsorption platform lower extreme all be provided with a plurality of with the inside air pump intercommunication of quick-witted case adsorbs the air flue, and the air pump outwards draws out the air through adsorbing the air flue, forms the negative pressure between backlight module and pad pasting platform, and film material and adsorption platform are fixed and are taken out the film material with the backlight.

Further, the storage box rear end fixed mounting has the support, a transverse guide rail is installed to the support upper end, adsorb the platform set up in a transverse guide rail below, a transverse linear motor is installed to a transverse guide rail upper end, a transverse linear motor's axial rectilinear motion is current, ripe motor technology, it is developed by traditional rotating electrical machines, have the magnetic track on a transverse guide rail, a transverse linear motor passes through the electromagnetic force and moves on the magnetic track, makes adsorbing the platform round trip movement between pad pasting platform and storage box top.

Further, a vertical oil cylinder is arranged at the lower end of the first transverse guide rail, a connecting frame is fixedly connected between the vertical oil cylinder and the first transverse linear motor, the adsorption table is fixedly arranged at the lower end of a hydraulic actuating element of the vertical oil cylinder, and the vertical oil cylinder controls the adsorption table to longitudinally move through a longitudinal telescopic hydraulic shaft rod so as to enable the adsorption table to be close to the storage box and the film pasting platform.

Further, the adsorption table is fixedly connected with a second transverse guide rail at the left end and the right end, a second transverse linear motor is installed at the upper end of the second transverse guide rail, the second transverse guide rail is arranged on the inner side of the clamping frame, the axial linear motion of the second transverse linear motor is an existing and mature motor technology, the adsorption table is developed by a traditional rotating motor, a magnetic track is arranged on the second transverse guide rail, and the second transverse linear motor moves on the magnetic track through electromagnetic force, so that the rubber sleeve roller rolls on a film material.

Further, the front end and the rear end of the shell of the second transverse linear motor are fixedly connected with hanging frames, a rubber sleeve roller is fixedly arranged between each hanging frame and the other hanging frame, the rubber sleeve roller is arranged below the second transverse guide rail, a connecting beam is arranged between the lower ends of the hanging frames, the connecting beam is arranged inside the rubber sleeve roller, and when the rubber sleeve roller moves, the rubber sleeve roller rotates due to friction force.

(3) Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: according to the backlight source double-screen film sticking device, the steering clamping mechanism arranged on the original film sticking equipment operation platform is adopted, the double-screen backlight source is automatically lifted and turned over, and the turning over operation program is inserted into the original automatic film sticking program, so that continuous high-speed film sticking operation on the double-screen backlight source can be realized, and the film sticking efficiency is improved; a linear motor driven rubber sleeve roller is additionally arranged on the existing adsorption type film pasting mechanism, and film materials can be rolled and pasted after film is coated on a backlight source, so that the film pasting effect is improved.

Drawings

FIG. 1 is a schematic diagram of an assembled structure of a dual-screen film sticking device for backlight source according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a chassis structure of a dual-screen film laminating device for backlight according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a storage box of an embodiment of a dual-screen film sticking device for backlight source according to the present utility model;

fig. 4 is a schematic structural diagram of an adsorption table of a specific embodiment of a backlight source dual-screen film sticking device of the present utility model.

The marks in the drawings are: 1. a chassis; 2. a film pasting platform; 3. a support; 4. a longitudinal guide rail; 5. a longitudinal linear motor; 6. a steering motor; 7. a clamping and fixing frame; 8. a storage box; 9. a horizontal cylinder; 10. a clamping piece; 11. an adsorption table; 12. adsorption air passage; 13. a bracket; 14. a first transverse guide rail; 15. a first transverse linear motor; 16. a vertical cylinder; 17. a connecting frame; 18. a second transverse guide rail; 19. a second transverse linear motor; 20. a suspension bracket; 21. and a rubber sleeve roller.

Detailed Description

The embodiment is a double-screen film pasting device for a backlight source, the assembly structure of the double-screen film pasting device is shown in fig. 1, the structure of a case 1 is shown in fig. 2, the structure of a stock box 8 is shown in fig. 3, the structure of an adsorption table 11 is shown in fig. 4, the film pasting device comprises a case 1 and a stock box 8 arranged at the rear end of the case 1, a film pasting platform 2 is arranged at the upper end of the case 1, a supporting table 3 is fixedly arranged at the left end of the case 1, a longitudinal guide rail 4 is arranged at the upper end of the supporting table 3, a longitudinal linear motor 5 is arranged at the right end of the longitudinal guide rail 4, a steering motor 6 is arranged at the right end of a shell of the longitudinal linear motor 5, a U-shaped clamping frame 7 is fixedly connected to the right end of a power output element of the steering motor 6, and the clamping frame 7 is arranged above the film pasting platform 2.

For the specific embodiment, an air pump is installed in the chassis 1, and the air pump is communicated with air passages of the film pasting platform 2 and the adsorption platform 11 through two groups of different air pumping pipelines, so that the film pasting platform 2 and the adsorption platform 11 are respectively controlled to adsorb and fix the backlight source and adsorb the film picking material.

The clamping and fixing frame 7 is provided with a horizontal oil cylinder 9 at the front end and the rear end, one side of the inner wall of the clamping and fixing frame 7 is provided with a clamping piece 10, the clamping piece 10 is fixedly connected with a hydraulic actuating element of the horizontal oil cylinder 9, an adsorption table 11 is arranged above the film pasting platform 2, a plurality of adsorption air passages 12 communicated with an air pump in the machine case 1 are arranged at the upper end of the film pasting platform 2 and the lower end of the adsorption table 11, the horizontal oil cylinder 9 controls the clamping piece 10 to move oppositely in a horizontal telescopic hydraulic shaft rod manner, is extruded on the edge of a backlight source to achieve a positioning effect, and meanwhile can be lifted up through the clamping effect, the air pump pumps out to pump air through the adsorption air passages 12, negative pressure is formed between the backlight source module and the film pasting platform 2, and the film material is fixed and taken out from the backlight source.

Meanwhile, a bracket 13 is fixedly arranged at the rear end of the storage box 8, a first transverse guide rail 14 is arranged at the upper end of the bracket 13, an adsorption table 11 is arranged below the first transverse guide rail 14, a first transverse linear motor 15 is arranged at the upper end of the first transverse guide rail 14, a vertical oil cylinder 16 is arranged at the lower end of the first transverse guide rail 14, a connecting frame 17 is fixedly connected between the vertical oil cylinder 16 and the first transverse linear motor 15, the adsorption table 11 is fixedly arranged at the lower end of a hydraulic actuating element of the vertical oil cylinder 16, the axial linear motion of the first transverse linear motor 15 is developed by a traditional rotary motor, a magnetic track is arranged on the first transverse guide rail 14, the first transverse linear motor 15 moves on the magnetic track through electromagnetic force, the adsorption table 11 moves back and forth between the film attaching platform 2 and the upper part of the storage box 8, and the vertical oil cylinder 16 controls the adsorption table 11 to longitudinally move close to the storage box 8 and the film attaching platform 2 through a longitudinal telescopic hydraulic shaft rod.

In addition, the adsorption platform 11 is left and right both ends fixedly connected with No. two transverse guide 18, no. two transverse guide 18 upper end installs No. two transverse linear motor 19, no. two transverse guide 18 set up in the card is fixed frame 7 inboard, no. two transverse linear motor 19's shell front and back both ends fixedly connected with hanger 20, the fixed mounting has gum cover cylinder 21 between hanger 20 and another hanger 20, gum cover cylinder 21 set up in No. two transverse guide 18 below, no. two transverse linear motor 19's axial rectilinear motion is current, ripe motor technique, and it is developed by traditional rotating electrical machines, has the magnetic track on No. two transverse guide 18, no. two transverse linear motor 19 through electromagnetic force on the magnetic track motion, make gum cover cylinder 21 roll extrusion on the membrane material, there is the tie beam between the hanger 20 lower extreme, and the tie beam sets up in gum cover cylinder 21 inside, and when gum cover cylinder 21 moved, it takes place to rotate because of frictional force oneself.

When the double-screen film pasting device for the backlight source is used, a user places the double-screen backlight source on the film pasting platform 2, after the position is adjusted, an air pump in the case 1 is started, the backlight source is adsorbed and fixed on the film pasting platform 2, then the vertical oil cylinder 16 is started, the adsorption platform 11 is controlled to descend, the film material in the uppermost layer of the storage box 8 is adsorbed, then the first transverse linear motor 15 is started, the adsorbed film material is moved to the film pasting platform 2, then the vertical oil cylinder 16 is started to control the film material to be pasted on the backlight source, meanwhile, the second transverse linear motor 19 is started to control the gum cover roller 21 to reversely move, the film material is rolled, then the adsorption platform 11 is reset to absorb another film material again, meanwhile, the vertical linear motor 5 is started to control the clamping frame 7 to overturn one hundred eighty degrees through the clamping piece 10 to enable the backlight source to overturn, then the backlight source falls on the film pasting platform 2 again, and the film pasting mode is carried out on the other film pasting screen of the backlight source according to the film pasting mode.

Claims

1. The backlight source double-screen film pasting device comprises a machine case (1) and a stock box (8) arranged at the rear end of the machine case (1); the novel film laminating machine is characterized in that a film laminating platform (2) is arranged at the upper end of the machine case (1), a supporting table (3) is fixedly arranged at the left end of the machine case (1), a longitudinal guide rail (4) is arranged at the upper end of the supporting table (3), a longitudinal linear motor (5) is arranged at the right end of the longitudinal guide rail (4), a steering motor (6) is arranged at the right end of a shell of the longitudinal linear motor (5), a U-shaped clamping frame (7) is fixedly connected to the right end of a power output element of the steering motor (6), and the clamping frame (7) is arranged above the film laminating platform (2).

2. The backlight double-screen film sticking device according to claim 1, wherein horizontal oil cylinders (9) are arranged at the front end and the rear end of the clamping frame (7), clamping pieces (10) are arranged on one side of the inner wall of the clamping frame (7), and the clamping pieces (10) are fixedly connected with hydraulic actuating elements of the horizontal oil cylinders (9).

3. The backlight double-screen film pasting device according to claim 1, wherein an adsorption table (11) is arranged above the film pasting platform (2), and a plurality of adsorption air passages (12) communicated with an air pump in the chassis (1) are arranged at the upper end of the film pasting platform (2) and the lower end of the adsorption table (11).

4. A backlight double-screen film sticking device according to claim 3, wherein a bracket (13) is fixedly arranged at the rear end of the stock box (8), a first transverse guide rail (14) is arranged at the upper end of the bracket (13), the adsorption table (11) is arranged below the first transverse guide rail (14), and a first transverse linear motor (15) is arranged at the upper end of the first transverse guide rail (14).

5. The backlight double-screen film sticking device according to claim 4, wherein a vertical oil cylinder (16) is arranged at the lower end of the first transverse guide rail (14), a connecting frame (17) is fixedly connected between the vertical oil cylinder (16) and the first transverse linear motor (15), and the adsorption table (11) is fixedly arranged at the lower end of a hydraulic actuating element of the vertical oil cylinder (16).

6. The backlight double-screen film sticking device according to claim 3, wherein a second transverse guide rail (18) is fixedly connected to the left end and the right end of the adsorption table (11), a second transverse linear motor (19) is installed at the upper end of the second transverse guide rail (18), and the second transverse guide rail (18) is arranged on the inner side of the clamping frame (7).

7. The backlight double-screen film sticking device according to claim 6, wherein a hanging frame (20) is fixedly connected to the front end and the rear end of a shell of the second transverse linear motor (19), a rubber sleeve roller (21) is fixedly installed between the hanging frame (20) and the other hanging frame (20), and the rubber sleeve roller (21) is arranged below the second transverse guide rail (18).