CN215117070U

CN215117070U - Positioning platform for laminating liquid glue

Info

Publication number: CN215117070U
Application number: CN202121642618.XU
Authority: CN
Inventors: 黄灵林; 王海峰; 宋卓
Original assignee: Shenzhen Yixian Technology Co ltd
Current assignee: Shenzhen Yixian Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-10
Anticipated expiration: 2031-07-20

Abstract

The utility model relates to a positioning platform for laminating liquid glue, which comprises a table plate, a table frame and rollers, wherein the top end of the table frame is connected with the bottom surface of the table plate, and the rollers are arranged at the bottom end of the table frame; the desk is provided with a sliding groove, the bottom surface of the desk is provided with a plurality of groups of sliding units, each group of sliding units comprises a motor, a speed reducer, a lead screw, a sliding block and a positioning block, the motors are connected with the speed reducers, the speed reducers are in transmission connection with one end of the lead screw, the lead screw penetrates through the sliding block and is in threaded connection with the sliding block, the top end of the sliding block is connected with the positioning block, and the positioning block is arranged in the sliding groove and is higher than the desktop. The utility model is used for positioning platform of liquid glue laminating utilizes the automatic drive slider of servo motor to make the automatic chucking glass apron of locating piece on the slider, the effective chucking in the left and right sides, and adopt PLC control servo motor, can guarantee the uniformity of action, guarantee that the power of locating piece chucking is said unanimously.

Description

Positioning platform for laminating liquid glue

Technical Field

The utility model relates to a positioning platform for laminating of liquid glue belongs to the display screen technical field that laminates entirely.

Background

The full-lamination technology is to laminate the display panel and the touch panel or the glass cover plate together seamlessly and completely by using water glue or optical glue. The technology is widely applied to small and medium-sized display terminal products such as mobile phones, flat plates, vehicles and the like. Along with the gradual increase of the size of display terminal products, the demands of electronic terminal products such as business displays, education, meetings and the like on full lamination are increasing day by day.

Chinese patent document CN206541097U discloses a full-lamination display module, including setting up the backlight unit in the fixed frame in bottom, backlight unit's the outer peripheral part that is close to is provided with the backlight frame that the cross-section is the T type, the backlight frame has the first upper surface and the second upper surface of echelonment, it has liquid crystal display part and touch part to support in proper order on the first upper surface, utilizes the fixed frame of upper portion to fix simultaneously the second upper surface with a part upper surface of touch part the upper surface quilt of touch part the region that the fixed frame in upper portion encloses is fixed with the apron, the apron size is less than the touch part. Above-mentioned full laminating display module assembly can realize the flattening on the basis of simplifying the assembling process, can also improve the yield, reduction in production cost.

Chinese patent document CN106200037A discloses a device and a method for full-laminating a touch screen and a liquid crystal display screen in blocks, the utility model comprises a bearing unit and a working cavity unit; the bearing unit is used for bearing the optical device to be bonded, and the working cavity unit is used for providing pressure and a thermal environment for the optical device to be bonded and binding the optical device to be bonded together; the bearing unit comprises a bearing platform, the working cavity unit comprises a metal side wall, a silica gel top cover is fixed at an opening at the upper end of the metal side wall, a plurality of groups of supporting blocks are arranged on the inner side wall near the opening at the lower end of the metal side wall, the plurality of groups of supporting blocks are used for supporting the metal heat-conducting plate, a heating pad is bonded on the upper surface of the metal heat-conducting plate, a plurality of parallel soft metal strips are uniformly bonded on the lower surface of the metal heat-conducting plate, and a gap is formed between every two adjacent soft metal strips; the metal side wall is provided with a vacuum pumping port.

According to the above technology, taking the attachment of the touch screen and the display module as an example, the existing full-attachment process mainly comprises the following three steps: (1) glue coating: coating glue on the touch screen in a certain mode; (2) aligning and pre-curing: aligning and pressing the touch screen and the display module, and performing pre-curing after the glue is leveled, wherein the pre-curing has the function of keeping the relative positions of the touch screen and the display module unchanged; (3) the curing: and completely curing the glue between the touch screen and the display module to finish the manufacture of the laminated product.

Wherein, in the alignment process of the step (2), the relative positions of two attached products need to be strictly controlled in the product carrying or placing process so as to control the problem of attachment deviation of the products. For the particularity and the requirement of the process, a positioning platform applied to the liquid glue attaching is particularly needed to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a location platform for liquid glue laminating, this location platform can control the position that laminating back glass shows the product, shows the product with glass and firmly fixes on location platform, prevents to remove two upper and lower laminating products of in-process and appears the dislocation, guarantees the laminating effect.

The technical scheme of the utility model as follows:

a positioning platform for attaching liquid glue comprises a table plate, a table frame and rollers, wherein the top end of the table frame is connected with the bottom surface of the table plate, and the rollers are installed at the bottom end of the table frame;

the desk is provided with a sliding groove, the bottom surface of the desk is provided with a plurality of groups of sliding units, each group of sliding units comprises a motor, a speed reducer, a lead screw, a sliding block and a positioning block, the motors are connected with the speed reducers, the speed reducers are in transmission connection with one end of the lead screw, the lead screw penetrates through the sliding block and is in threaded connection with the sliding block, the top end of the sliding block is connected with the positioning block, and the positioning block is arranged in the sliding groove and is higher than the desktop.

Preferably, the rollers are universal wheels with brake devices.

Preferably, the table frame is of a six-point or nine-point supporting type frame structure.

Preferably, the table plate is provided with two transverse sliding grooves and four vertical sliding grooves, the two transverse sliding grooves are located on a horizontal central line of the table plate, and the four vertical sliding grooves are symmetrically located on two sides of the horizontal central line.

Preferably, the motor is a servo motor.

Preferably, the other end of the lead screw is connected with a fixing block through a bearing, and the fixing block is connected to the bottom surface of the table board.

Preferably, the guide rails are symmetrically arranged on two sides of the screw rod, and two ends of the guide rails are mounted on the bottom surface of the table board through fixing plates.

Preferably, the slider is provided with a threaded hole, a through hole and a positioning hole, the screw rod is in through connection with the threaded hole, the guide rail penetrates through the through hole, and the positioning block is connected with the positioning hole.

Preferably, a pressure sensor is arranged in the working surface of the positioning block. The advantage of this design is, pressure sensor can on-line measuring locating piece to the pressure size of product, forms the chucking degree of feedback signal control locating piece to prevent that too big damage product of pressure.

Preferably, the bottom surface of the table is provided with a PLC controller, and the servo motor and the pressure sensor are controlled by the PLC controller.

The technical characteristics and beneficial effect of the utility model:

1. the utility model is used for the location platform of liquid glue laminating makes things convenient for the laminating operation of LCM and glass apron on the one hand, and on the other hand can avoid the product that appears in the follow-up location platform transportation to shift and misplace.

2. The utility model is used for positioning platform of liquid glue laminating utilizes the automatic drive slider of servo motor to make the automatic chucking glass apron of locating piece on the slider, the effective chucking in both sides can both be controlled around, and adopts pressure sensor and PLC control servo motor, can guarantee the uniformity of action, and guarantee that the power of locating piece chucking is unanimous controllable.

3. The utility model is used for positioning platform of liquid glue laminating, structural design scientific and reasonable, convenient operation, it is with low costs, the effect is obvious, and the effect is showing, is worth popularizing and applying.

Drawings

FIG. 1 is a schematic view of a conventional frame pasting process;

FIG. 2 is a schematic view of a current full-lamination process;

FIG. 3 is a perspective view of the positioning platform of the present invention;

FIG. 4 is a schematic view of the bottom structure of the positioning platform of the present invention;

FIG. 5 is a schematic view of a connection structure of a motor and a lead screw;

fig. 6 is a schematic structural view of the guide rail of the present invention;

fig. 7 is a schematic structural view of the sliding block of the present invention;

fig. 8 is a schematic structural view of the positioning block of the present invention;

wherein: 1-a table plate, 2-a table frame, 3-a roller, 4-a positioning block, 5-a sliding chute, 6-a motor, 7-a sliding block, 8-a screw rod, 9-a fixing block, 10-a guide rail, 11-a fixing plate, 12-a threaded hole, 13-a through hole, 14-a positioning hole, 15-a connecting rod and 16-a pressure sensor.

Detailed Description

The present invention will be further described, but not limited to, by the following examples in conjunction with the accompanying drawings.

Example 1:

as shown in fig. 3-8, the embodiment provides a positioning platform for liquid glue application, including a table 1, a table frame 2 and rollers 3, wherein the top end of the table frame 2 is connected to the bottom surface of the table 1, and the rollers 3 are installed at the bottom end of the table frame 2;

the table plate 1 and the table frame 2 are made of stainless steel materials, the table plate 1 is a rectangular plate, the table plate 1 is a frosted surface, friction force can be increased, and stability of the liquid crystal panel and the touch screen or the glass cover plate on the table top is improved. The table frame 2 is a six-point or nine-point supporting frame. By adopting the supporting frame, on one hand, the effect of supporting the bearing table top can be effectively achieved, and on the other hand, the lightweight design of the whole table frame can be ensured. By adopting the design scheme, the area of the desktop is large enough, a touch screen with a larger size can be accommodated, and meanwhile, the stability of the whole platform is better. The table plate 1, the table frame 2 and the rollers 3 form a transfer trolley which is convenient to move into the tunnel furnace for operation.

The roller 3 is a universal wheel with a brake device. The brake device is a traditional foot brake, the vehicle can be parked by stepping down a foot brake plate, and the vehicle can be moved by loosening the foot brake.

The table board 1 is provided with a sliding groove 5, the bottom surface of the table board 1 is provided with a plurality of groups of sliding units, each group of sliding units comprises a motor 6, a speed reducer, a lead screw 8, a sliding block 7 and a positioning block 14, the motors 6 are connected with the speed reducers, the speed reducers are in transmission connection with one ends of the lead screws 8, the lead screws 8 penetrate through the sliding blocks 7 and are in threaded connection with the sliding blocks 7, the top ends of the sliding blocks 7 are connected with the positioning blocks 14, and the positioning blocks 14 are arranged in the sliding grooves 5 and are higher than the table top.

A pressure sensor 16 is provided in the working surface (the side that contacts the product) of the positioning block 14. The pressure sensor 16 can detect the pressure of the positioning block on the product on line, form a feedback signal to control the clamping degree of the positioning block, and prevent the product from being damaged due to overlarge pressure.

Two transverse sliding grooves and four vertical sliding grooves are formed in the table plate 1 and are symmetrically distributed in the cross center of the table plate, the two transverse sliding grooves are located on the horizontal center line of the table plate and are symmetrically distributed on two sides of the cross center, and the four vertical sliding grooves are symmetrically located on two sides of the horizontal center line and are symmetrically distributed on two sides of the cross center.

The motor 6 is a servo motor. The other end of the screw rod 8 is connected with a fixing block 9 through a bearing, and the fixing block 9 is connected to the bottom surface of the table board 1. The bottom surface of the table board 1 is provided with a PLC (not shown in the figure), and the servo motor and the pressure sensor 16 are controlled by the PLC. 6 servo motors can be controlled in a unified mode through the PLC, 6 servo motors work in a unified mode to drive the lead screws and the sliders to move, so that 6 positioning blocks contract inwards in a unified mode or move outwards in a unified mode, the steps are consistent, and the clamping force of the glass cover plate product is guaranteed to be consistent.

Example 2:

the utility model provides a location platform for liquid glue laminating, the structure is as in embodiment 1, its difference lies in: guide rails 10 are symmetrically arranged on two sides of the screw rod 8, and two ends of each guide rail 10 are installed on the bottom surface of the table board 1 through fixing plates 11.

The slider 7 is provided with a threaded hole 12, a through hole 13 and a positioning hole 14, the screw rod 8 is in through connection with the threaded hole 12, the guide rail 10 penetrates through the through hole 13, and the positioning block 4 is connected with the positioning hole 14. The fixed block 9 and the fixed plate 11 are connected with the bottom surface of the desk plate 1 through bolts.

Example 3:

a working method of a positioning platform for liquid glue laminating utilizes the technical scheme of embodiment 2, and comprises the following steps:

1) according to the size of a product to be produced, the LCM is placed in the corresponding area of the table board table-board manually or through a mechanical sucker;

2) pushing the positioning platform with the LCM into a dispenser to perform dispensing operation;

3) dragging out the positioning platform which finishes the dispensing operation, and manually or by an automatic laminating device, laminating the LCM with the glass cover plate with the corresponding size;

4) the PLC controller starts the servo motor, and the servo motor drives the lead screw and rotates, moves through the slider and drives the locating piece action, and the locating piece around controlling inwards contracts, is close to the glass apron gradually, and final chucking glass apron four sides, tight dynamics of clamp are monitored by pressure sensor, by the tight dynamics of PLC controller control clamp to accomplish the location.

Because the left positioning block, the right positioning block and the front positioning block and the rear positioning block are symmetrically arranged by taking the cross center of the desktop as the center, the clamping forces on the glass cover plate are consistent, and the product can be effectively prevented from shifting and misplacing in the transferring process.

The above description is only for the specific embodiments of the present invention, the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. A positioning platform for attaching liquid glue is characterized by comprising a table plate, a table frame and rollers, wherein the top end of the table frame is connected with the bottom surface of the table plate, and the rollers are installed at the bottom end of the table frame;

2. A positioning platform for applying liquid glue according to claim 1, wherein the table frame is a six-point or nine-point supporting frame structure.

3. The positioning platform for applying the liquid glue according to claim 1, wherein the table plate is provided with two transverse sliding grooves and four vertical sliding grooves, the two transverse sliding grooves are located on a horizontal center line of the table plate, and the four vertical sliding grooves are symmetrically located on two sides of the horizontal center line.

4. The positioning platform for applying liquid glue according to claim 1, wherein the motor is a servo motor.

5. The positioning platform for applying the liquid glue according to claim 1, wherein the other end of the screw rod is connected with a fixing block through a bearing, and the fixing block is connected to the bottom surface of the table plate.

6. The positioning platform for applying the liquid glue according to claim 1, wherein guide rails are symmetrically arranged on two sides of the screw rod, and two ends of each guide rail are installed on the bottom surface of the table board through fixing plates.

7. The positioning platform for applying liquid glue of claim 6, wherein the sliding block is provided with a threaded hole, a through hole and a positioning hole, the screw rod is connected with the threaded hole in a penetrating manner, the guide rail is connected with the through hole in a penetrating manner, and the positioning block is connected with the positioning hole.

8. The positioning platform for applying liquid glue according to claim 4, wherein a pressure sensor is arranged in the working surface of the positioning block.

9. The positioning platform for applying the liquid glue according to claim 8, wherein a PLC (programmable logic controller) is arranged on the bottom surface of the table plate, and the servo motor and the pressure sensor are connected and controlled by the PLC.