CN216968981U

CN216968981U - Vacuum laminating device for screen glass and cover plate

Info

Publication number: CN216968981U
Application number: CN202123199848.6U
Authority: CN
Inventors: 高军鹏; 康宏刚; 吴天才; 乐辉
Original assignee: Shenzhen Etmade Automatic Equipment Co Ltd
Current assignee: Shenzhen Etmade Automatic Equipment Co Ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-07-15
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a vacuum laminating device for screen glass and a cover plate, which comprises a vacuum laminating platform and an upper laminating cavity, wherein the vacuum laminating platform is horizontally arranged on a machine table and comprises a cavity vacuumizing assembly, a platform driving assembly and platform assemblies; the cavity vacuumizing assembly is communicated with the platform assembly; go up the laminating chamber including two groups, two groups go up the laminating chamber and set up side by side in platform subassembly top, and the apron shifts to the platform subassembly on, removes supreme laminating chamber below through the platform subassembly, goes up the laminating chamber and descends to press close to the platform subassembly, forms airtight environment, and cavity evacuation subassembly is taken this airtight ambient air out and is formed vacuum environment. The separable upper and lower cavity structures provide a vacuum laminating environment, and laminating bubbles are reduced by using vacuum negative pressure while automatic laminating is realized, so that the laminating quality is effectively improved.

Description

Vacuum laminating device for screen glass and cover plate

Technical Field

The utility model relates to the field of automation equipment, in particular to a vacuum laminating device for screen glass and a cover plate.

Background

In the production and assembly process in the fields of mobile phone screens, television screens and the like, the most basic assembly material is a glass substrate, the glass substrate is a carrier, and various assembly processes such as attaching a polaroid, assembling a cover plate and the like need to be carried out on the glass substrate in the actual manufacturing process. The glass substrate is classified into a flexible screen or a rigid screen, such as an LCD screen or an OLED screen, depending on the characteristics of the glass substrate. With the continuous improvement of display screen manufacturing technology, foreign display screen manufacturers have gradually introduced an automatic production line into screen manufacturing, domestic screen manufacturers have increased investment in recent years, and continuously perform industrial transformation and upgrade, so that the traditional manual assembly production line is replaced by the automatic production line.

The following technical problems need to be solved in the screen body automatic production line process: to LCD and apron laminating technology, because both are hard material, the laminating bubble that produces between both binding surfaces when the laminating, if extrude the bubble through material extrusion, then can harm LCD screen or apron, consequently when solving the technical problem of the automatic laminating of screen body apron, still need solve both bubbles and subdue the problem to guarantee the laminating quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of the prior art, and provides a separable upper and lower cavity structure, which provides a vacuum laminating environment, eliminates laminating bubbles by using vacuum negative pressure while realizing automatic lamination, and effectively improves the laminating quality of screen glass and cover plate vacuum laminating devices.

The technical scheme adopted by the utility model is as follows: a vacuum laminating device for screen glass and a cover plate comprises a vacuum laminating platform and an upper laminating cavity, wherein the vacuum laminating platform is horizontally arranged on a machine table and comprises a cavity vacuumizing assembly, a platform driving assembly and platform assemblies, the platform driving assembly and the platform assemblies comprise two groups which are respectively arranged at intervals, and the platform assemblies are arranged on the platform driving assembly and driven by the platform driving assembly to move linearly; the cavity vacuumizing assembly is communicated with the platform assembly; the laminating chamber is including two groups on the aforesaid, and two groups go up the laminating chamber and set up side by side in platform subassembly top, and the apron shifts to the platform subassembly on, moves supreme laminating chamber below through the platform subassembly, goes up the laminating chamber and descends to press close to the platform subassembly, forms airtight environment, and cavity evacuation subassembly takes out this airtight ambient air and forms vacuum environment, goes up laminating chamber vacuum environment and pressfitting pre-assembled product down.

Preferably, the cavity vacuumizing assembly comprises a vacuum pump, a vacuum connecting seat and a vacuum tube, wherein the vacuum pump is arranged on the machine table; the vacuum connecting seats comprise two vacuum connecting seats which are respectively arranged at the bottoms of the two platform components; the vacuum connecting base is connected with the output end of the vacuum pump through the vacuum tube.

Preferably, the platform driving assembly comprises a platform servo motor and a platform linear sliding seat, wherein the platform servo motor is horizontally arranged on the machine platform, and the output end of the platform servo motor is connected with a screw rod; two linear slide rails are arranged on two sides of the platform servo motor in parallel at intervals; the platform linear sliding seat is connected to the linear sliding rail in a sliding mode and is in threaded connection with the screw rod, and when the platform servo motor drives the screw rod to rotate, the screw rod drives the platform linear sliding seat to move linearly.

Preferably, the platform assembly comprises a lower cavity, a fitting support and a limiting block, wherein the lower cavity is horizontally arranged on the platform linear sliding seat, a lower cavity is arranged in the lower cavity, the top of the lower cavity is an open surface, and the bottom of the lower cavity is communicated with the vacuum connecting seat; the attaching support platform is horizontally arranged in the lower cavity of the lower cavity; the limiting block comprises at least two blocks, and the limiting block is arranged on the outer side of the laminating support platform along the side direction of the laminating support platform so as to limit the LCD placed on the laminating support platform.

The utility model has the beneficial effects that:

the utility model designs a separable upper and lower cavity structure independently aiming at the defects and shortcomings in the prior art, provides a vacuum laminating environment, utilizes vacuum negative pressure to reduce laminating bubbles while realizing automatic laminating, and effectively improves the laminating quality of the screen glass and the cover plate vacuum laminating device. The utility model researches the technical problems existing in the attachment of the substrate of the LCD screen body and the cover plate, and adopts a separated upper cavity and a separated lower cavity as an attachment main body, wherein a vacuum attachment platform arranged below bears the cover plate through a platform component, the cavity below the platform component is used as a carrier, an attachment support is horizontally arranged in a lower cavity inside the vacuum attachment platform so as to bear the cover plate, and the cover plate is limited through a limit block at the side part of the attachment support; the lower cavity is driven by a platform servo motor and a screw rod to move back and forth along a linear direction so as to be convenient for receiving and taking the LCD from the outer side, moving to a pre-combination position after a film material of an OCA (optically clear adhesive) layer on the surface of the LCD is torn off, and pre-combining a cover plate to be assembled to the surface of the LCD; after the cover plate is pre-combined with the LCD, the upper laminating cavity moves downwards to be laminated with the lower cavity to form a sealed cavity, and simultaneously, a vacuum pipe connected to the bottom of the lower cavity transmits vacuum negative pressure generated by a vacuum pump into the sealed cavity through the lower cavity, so that a vacuum negative pressure environment is formed in the sealed cavity, and laminating bubbles between the LCD and the cover plate are led out through the external vacuum negative pressure environment; thereby realizing the automatic bonding of the LCD and the cover plate and the function of eliminating bonding bubbles in vacuum and effectively ensuring the bonding quality.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the second embodiment of the present invention.

Fig. 3 is a third schematic perspective view of the present invention.

FIG. 4 is a fourth embodiment of the three-dimensional structure of the present invention

Detailed Description

The utility model will be further described with reference to the accompanying drawings in which:

as shown in fig. 1 to 4, the technical solution adopted by the present invention is as follows: a vacuum laminating device for screen glass and a cover plate comprises a vacuum laminating platform 7 and an upper laminating cavity 8, wherein the vacuum laminating platform 7 is horizontally arranged on a machine table, the vacuum laminating platform 7 comprises a cavity vacuumizing assembly, a platform driving assembly and platform assemblies, the platform driving assembly and the platform assemblies comprise two groups which are respectively arranged at intervals, and the platform assemblies are arranged on the platform driving assembly and are driven by the platform driving assembly to move linearly; the cavity vacuumizing assembly is communicated with the platform assembly; above-mentioned go up laminating chamber 8 including two groups, two groups go up laminating chamber 8 and set up side by side in platform subassembly top, and the apron shifts to the platform subassembly on, moves supreme laminating chamber 8 below through the platform subassembly, goes up 8 decline in laminating chamber and presses close to the platform subassembly, forms airtight environment, and cavity evacuation subassembly takes out this airtight ambient air and forms vacuum environment, goes up laminating chamber 8 under the vacuum environment pressfitting and organizes the product in advance.

The cavity vacuumizing assembly comprises a vacuum pump 73, a vacuum connecting seat 74 and a vacuum pipe 75, wherein the vacuum pump 73 is arranged on the machine platform; the vacuum connecting seats 74 include two, which are respectively disposed at the bottom of the two platform assemblies; the vacuum connection socket 74 is connected to the output of the vacuum pump 73 through a vacuum tube 75.

The platform driving assembly comprises a platform servo motor 71 and a platform linear sliding seat 72, wherein the platform servo motor 71 is horizontally arranged on the machine platform, and the output end of the platform servo motor is connected with a screw rod; two linear slide rails are arranged on two sides of the platform servo motor 71 in parallel at intervals; the platform linear sliding base 72 is slidably connected to the linear sliding rail and is in threaded connection with the lead screw, and when the platform servo motor 71 drives the lead screw to rotate, the lead screw drives the platform linear sliding base 72 to linearly move.

The platform assembly comprises a lower cavity 76, a joint support 77 and a limiting block 78, wherein the lower cavity 76 is horizontally arranged on the platform linear sliding seat 72, a lower cavity is arranged in the lower cavity 76, the top of the lower cavity is an open surface, and the bottom of the lower cavity is communicated with the vacuum connecting seat 74; the attaching abutment 77 is horizontally disposed in the lower cavity of the lower cavity 76; the limiting block 78 comprises at least two blocks, and the limiting block 78 is arranged on the outer side of the attaching support table 77 along the side direction of the attaching support table 77 so as to limit the LCD placed on the attaching support table 77.

Further, the utility model designs a separable upper and lower cavity structure, provides a vacuum laminating environment, realizes automatic lamination, simultaneously utilizes vacuum negative pressure to reduce laminating bubbles, and effectively improves the laminating quality of the screen glass and the cover plate vacuum laminating device. The utility model researches the technical problems existing in the attachment of the substrate of the LCD screen body and the cover plate, and adopts a separated upper cavity and a separated lower cavity as an attachment main body, wherein a vacuum attachment platform arranged below bears the cover plate through a platform component, the cavity below the platform component is used as a carrier, an attachment support is horizontally arranged in a lower cavity inside the vacuum attachment platform so as to bear the cover plate, and the cover plate is limited through a limit block at the side part of the attachment support; the lower cavity is driven by a platform servo motor and a screw rod to move back and forth along a linear direction so as to be convenient for receiving and taking the LCD from the outer side, moving to a pre-combination position after a film material of an OCA (optically clear adhesive) layer on the surface of the LCD is torn off, and pre-combining a cover plate to be assembled to the surface of the LCD; after the cover plate is pre-combined with the LCD, the upper laminating cavity moves downwards to be laminated with the lower cavity to form a sealed cavity, and simultaneously, a vacuum pipe connected to the bottom of the lower cavity transmits vacuum negative pressure generated by a vacuum pump into the sealed cavity through the lower cavity, so that a vacuum negative pressure environment is formed in the sealed cavity, and laminating bubbles between the LCD and the cover plate are led out through the external vacuum negative pressure environment; thereby realizing the automatic bonding of the LCD and the cover plate and the function of eliminating bonding bubbles in vacuum and effectively ensuring the bonding quality.

The embodiments of the present invention are merely illustrative of specific embodiments thereof, and are not intended to limit the scope thereof. Since the present invention can be modified by a person skilled in the art, the present invention is not limited to the embodiments described above.

Claims

1. The utility model provides a screen glass and apron vacuum laminating device which characterized in that: the vacuum laminating machine comprises a vacuum laminating platform (7) and an upper laminating cavity (8), wherein the vacuum laminating platform (7) is horizontally arranged on a machine table, the vacuum laminating platform (7) comprises a cavity vacuumizing assembly, a platform driving assembly and platform assemblies, the platform driving assembly and the platform assemblies comprise two groups which are respectively arranged at intervals, and the platform assemblies are arranged on the platform driving assembly and are driven by the platform driving assembly to move linearly; the cavity vacuumizing assembly is communicated with the platform assembly; above-mentioned go up laminating chamber (8) including two groups, two groups go up laminating chamber (8) and set up side by side in platform subassembly top, and the apron shifts to on the platform subassembly, moves supreme laminating chamber (8) below through the platform subassembly, goes up laminating chamber (8) and descends and press close to the platform subassembly, forms airtight environment, and cavity evacuation subassembly takes out this airtight environmental air and forms vacuum environment, goes up laminating chamber (8) vacuum environment and pressfitting pre-assembled product down.

2. The device for vacuum bonding of a screen glass to a cover plate according to claim 1, wherein: the cavity vacuumizing assembly comprises a vacuum pump (73), a vacuum connecting seat (74) and a vacuum tube (75), wherein the vacuum pump (73) is arranged on the machine table; the vacuum connecting seats (74) comprise two which are respectively arranged at the bottoms of the two platform components; the vacuum connecting seat (74) is connected with the output end of the vacuum pump (73) through a vacuum tube (75).

3. The device for vacuum bonding of a screen glass to a cover plate according to claim 1, wherein: the platform driving assembly comprises a platform servo motor (71) and a platform linear sliding seat (72), wherein the platform servo motor (71) is horizontally arranged on the machine platform, and the output end of the platform servo motor is connected with a screw rod; two linear slide rails are arranged on two sides of the platform servo motor (71) in parallel at intervals; the platform linear sliding seat (72) is connected to the linear sliding rail in a sliding mode and is in threaded connection with the screw rod, and when the platform servo motor (71) drives the screw rod to rotate, the screw rod drives the platform linear sliding seat (72) to move linearly.

4. The device for vacuum bonding of a screen glass to a cover plate according to claim 1, wherein: the platform assembly comprises a lower cavity (76), a fitting support (77) and a limiting block (78), wherein the lower cavity (76) is horizontally arranged on the platform linear sliding seat (72), a lower cavity is arranged in the lower cavity (76), the top of the lower cavity is an open surface, and the bottom of the lower cavity is communicated with the vacuum connecting seat (74); the attaching support (77) is horizontally arranged in the lower cavity of the lower cavity (76); the limiting block (78) comprises at least two blocks, and the limiting block (78) is arranged on the outer side of the attaching support table (77) along the side direction of the attaching support table (77) so as to limit the LCD placed on the attaching support table (77).