CN116794865A - LCM packaging adhesive packaging mechanism - Google Patents

Abstract

The invention discloses an LCM packaging adhesive packaging mechanism which comprises a base, a fixed table and an electric control assembly, wherein the top of the fixed table is fixedly connected with a frame, the electric control assembly is connected with a moving assembly, the moving assembly is connected with a workbench, the frame is connected with an image recognition assembly for recognizing images of the table top of the workbench, the moving assembly is connected with an adhesive sealing assembly, the adhesive sealing assembly is used for adhering and wrapping three sides of a non-PCB side of a liquid crystal screen, the adhesive sealing assembly is connected with an edge wrapping assembly, the moving assembly comprises a first slide rail connected to the fixed table, the first slide rail is connected with a first slide block, and the top of the first slide block is connected with a connecting frame. The advantages are that: according to the invention, the parts of the three sides of the liquid crystal screen, which do not contain the PCB, can be simultaneously glued and hemmed, so that the processing efficiency is improved, and the operation is convenient.

Description

A kind of LCM sealant sealing mechanism

Technical field

The invention relates to the technical field of liquid crystal screen processing, and in particular to an LCM sealant sealing mechanism.

Background technique

Tape glue is a kind of light-shielding tape. It is mainly used for adhesion and light-shielding in optical display devices. It is widely used in laptops, mobile phones, PDAs, digital and other electronic displays, as well as LCD screens and Tape glue-wrapped edges. The degree of integration and the precise alignment of the frame directly affect the shading effect of the display.

It is troublesome to apply tape to the edge of the LCD screen. In the existing technology, it is not possible to quickly use automated equipment to achieve the operations of taping and wrapping at the same time. Based on this, the present invention designs an LCM package. Glue packaging mechanism.

Contents of the invention

The purpose of the present invention is to solve the problems in the prior art and propose an LCM sealant sealing mechanism.

An LCM sealant packaging mechanism includes a base, a fixed platform and an electronic control component. The top of the fixed platform is fixedly connected to a frame, the electronic control component is connected to a mobile component, and the mobile component is connected to a workbench. The frame is connected to an image recognition component that performs image recognition on the workbench, and the mobile component is connected to a sealing component. The sealing component glues and wraps the non-PCB sides of the LCD screen on three sides. The sealing component is connected to an edge wrapping component.

In the above-mentioned LCM sealant packaging mechanism, the moving component includes a slide rail connected to a fixed platform. The slide rail is connected to a slide block. The top of the slide block is connected to a connecting frame. The connecting frame A tank chain is connected to the side of the frame, and the other end of the tank chain is connected to the fixed table. The top of the connecting frame is connected to the workbench. The square array on the workbench is provided with a plurality of negative pressure negative pressure-fixed LCD screens. Press the suction cup.

In the above-mentioned LCM sealing glue packaging mechanism, the sealing assembly includes a glue taking part, a rolling part and a pressure-bearing part. The glue taking part includes a bracket plate, and the bracket plate is connected to a vertical rail. The vertical rail is connected to There is an installation platform, the bottom of the installation platform is connected with a peeling plate, and the bracket plate is connected with a horizontal track.

In the above-mentioned LCM sealant packaging mechanism, the rolling component includes a fixed frame, a platform is connected to the top of the fixed frame, a synchronous wheel is connected to both sides of the platform, and the two synchronous wheels pass through the synchronous belt connection, one side of the synchronous belt is connected to a connecting plate, the connecting plates are respectively connected to a tank chain and a second slider, the second slider is connected to a second slide rail, the second slide rail is connected to the platform, and the Slide block two is connected with an attached roller that can move up and down through hydraulic cylinder one.

In the above-mentioned LCM sealant packaging mechanism, the pressure-bearing component includes a pressure-bearing frame with limited slots on both sides. A pressure-bearing platform is slidably connected in the limit slot, and the two sides of the top of the pressure-bearing platform are connected respectively. There is a hydraulic cylinder two. The fixed end of the hydraulic cylinder two is connected to a pressure-bearing frame. The inner top of the pressure-bearing frame is connected to a limiting platform. The pressure-bearing frame is located on both sides of the pressure-bearing platform and is provided with a set of buffers. Each set of the buffer components includes installation blocks arranged on the upper and lower sides of the limiting groove. Each of the installation blocks is connected to a telescopic tube, and the movable ends of the two telescopic tubes are connected to cones.

In the above-mentioned LCM encapsulant sealing mechanism, the edge-wrapping component includes an edge-wrapping platform. The bottom of the edge-wrapping platform is connected to a plurality of slide rails 3 connected through slide blocks 4. The inner sides of the edge-wrapping platform are connected to Pressure roller one and pressure roller two. The two ends of the pressure roller one and the pressure roller two are respectively connected to a rotating platform. The upper and lower sides of the pressure roller one and the pressure roller two are respectively connected with a feeding roller and a waste roller. The feeding roller and the waste roller are jointly wound with a material roll equipped with a plurality of rubber strips.

In the above-mentioned LCM encapsulation glue packaging mechanism, the image recognition component includes a detection frame, the detection frame is connected to a connection platform, and the connection platform is fixedly connected to a plurality of equidistantly arranged installation boards, and each of the installation boards is fixed A probe is connected to the connection platform, a light frame is connected to the connection platform, and a lighting lamp is installed through the light frame.

Compared with existing technology, the advantages of the present invention are:

1: The present invention can simultaneously glue and encapsulate the three sides of the LCD screen that do not contain PCB boards, thereby improving processing efficiency and facilitating operation.

2: When applying glue, the feed roller and the waste roller jointly wind a roll containing multiple tape glues, and the tape glue on the roll can be transferred to the negative pressure adsorption of the peeling plate in the glue taking part. The edges of the LCD screen are pressed and reinforced by rolling components, and then bent and wrapped to complete the processing operation of glue wrapping.

3: This invention adopts fully automatic control equipment, which can automatically feed scrap and tape rolls. Through the servo control tension system, it provides the characteristics of stable tape tension between full and empty rolls. All mechanisms in the equipment need to It has a fast adjustable design, and the adjustment mechanism needs to be driven by servo or closed-loop stepper; some parts that require manual adjustment need to have rulers, micrometers, etc. that can be digitally marked. At the same time, each component adopts a universal design, and there is no need to replace equipment parts when switching types.

Description of the drawings

Figure 1 is a schematic structural diagram of an LCM sealant sealing mechanism proposed by the present invention;

Figure 2 is an enlarged schematic diagram of part A in Figure 1;

Figure 3 is a schematic structural diagram of the glue-taking component in the LCM sealant sealing mechanism proposed by the present invention;

Figure 4 is a schematic diagram of the rolling components in the LCM sealant sealing mechanism proposed by the present invention;

Figure 5 is a schematic structural diagram of a pressure-bearing component in an LCM sealant sealing mechanism proposed by the present invention;

Figure 6 is a schematic structural diagram of an edge-wrapping component in an LCM sealant packaging mechanism proposed by the present invention;

Figure 7 is a schematic structural diagram of an image recognition component in an LCM sealant packaging mechanism proposed by the present invention.

In the picture: 1 base, 2 fixed table, 3 rack, 4 image recognition components, 41 detection frame, 42 connection table, 43 mounting plate, 44 probe, 45 lighting, 5 mobile components, 51 slide rail one, 52 slider 1. 53 connecting frame, 54 tank chain, 6 sealing components, 61 glue taking parts, 611 bracket plate, 612 vertical track, 613 installation platform, 614 peeling plate, 615 horizontal track, 62 rolling parts, 621 fixed frame, 622 Platform, 623 synchronous wheel, 624 synchronous belt, 625 connecting plate, 626 slider 2, 627 slide rail 2, 628 attached roller, 629 control motor, 6210 hydraulic cylinder 1, 63 pressure-bearing parts, 631 pressure-bearing frame, 632 limit slot, 633 pressure platform, 634 hydraulic cylinder two, 635 limit table, 636 glue platform, 637 installation block, 638 telescopic tube, 639 cone, 7 workbench, 8 hemming components, 81 hemming table, 82 Slide rail three, 83 pressure roller one, 84 pressure roller two, 85 rotating table, 86 feeding roller, 87 waste roller, 9 negative pressure suction cup.

Detailed ways

Referring to Figures 1-7, an LCM sealant packaging mechanism includes a base 1, a fixed platform 2 and an electronic control component. The electronic control component adopts the control system in the prior art. The top of the fixed platform 2 is fixedly connected to a frame 3. The control component is connected to a mobile component 5, the mobile component 5 is connected to a workbench 7, the frame 3 is connected to an image recognition component 4 for image recognition of the workbench 7, the mobile component 5 is connected to a sealing component 6, and the sealing component 6. Glue and encapsulate the non-PCB side of the LCD screen on three sides. The sealing component 6 is connected to the encapsulating component 8.

The mobile component 5 includes a slide rail 51 connected to the fixed platform 2. The slide rail 51 is connected to a slide block 52. The top of the slide block 52 is connected to a connecting frame 53. The side of the connecting frame 53 is connected to a tank chain 54. The other end of the tank chain 54 is connected to the fixed table 2, and the top of the connecting frame 53 is connected to the workbench 7. A square array on the workbench 7 is provided with a plurality of negative pressure suction cups 9 that use negative pressure to fix the LCD screen. The image recognition component 4 includes Detection frame 41. The detection frame 41 is connected to a connection platform 42. The connection platform 42 is fixedly connected to a plurality of equidistantly arranged installation plates 43. Each installation plate is fixedly connected to a probe 44. The connection platform 42 is connected to a lamp holder and passes through the lamp. The rack is equipped with a lighting lamp 45, which improves the environmental quality of image recognition, and determines the position of the LCD screen through the photography of the probe 44, which facilitates the subsequent work of the sealing component 6 and the edge wrapping component 8.

The sealing assembly 6 includes a glue taking part 61, a rolling part 62 and a pressure bearing part 63. The glue taking part 61 includes a bracket plate 611. The bracket plate 611 is connected to a vertical rail 612. The vertical rail 612 is connected to an installation platform 613. The installation platform 613 A stripping plate 614 is connected to the bottom, a horizontal rail 615 is connected to the bracket plate 611, the rolling component 62 includes a fixed frame 621, a platform 622 is connected to the top of the fixed frame 621, and a synchronizing wheel 623 is connected to both sides of the platform 622. The two synchronous wheels 623 are connected through a synchronous belt 624. One side of the synchronous belt 624 is connected to a connecting plate 625. The connecting plate 625 is connected to the tank chain 54 and the second slider 626 respectively. The second slider 626 is connected to a second slide rail 627. The slide rail The second 627 is connected to the platform 622, and the second slider 626 is connected to an attachment roller 628 that can move up and down through the hydraulic cylinder 6210. The attachment roller 628 is installed on the attachment head, and the attachment head is connected to the hydraulic cylinder 6210. When the attachment head moves, it will drive the attachment roller 628 to roll. A synchronous wheel 623 is connected to a control motor 629, which can control the synchronous belt 624 to move back and forth. This will drive the attachment roller 628 to roll, and press the tape glue on the LCD screen. Flat, the pressure-bearing component 63 includes a pressure-bearing frame 631 with limited slots 632 on both sides. A pressure-bearing platform 633 is slidably connected to the limit slot 632. A hydraulic cylinder 634 is connected to the top of the pressure-bearing platform 633 on both sides. The fixed end of the second hydraulic cylinder 634 is connected to the pressure-bearing frame 631. The inner top of the pressure-bearing frame 631 is connected to the limiting platform 635. The top of the pressure-bearing frame 631 is connected to a glue-taking platform 636. The pressure-bearing frame 631 is located on the pressure-bearing platform 633. A set of buffer parts are respectively provided on both sides. Each set of buffer parts includes mounting blocks 637 arranged on the upper and lower sides of the limiting groove 632. Each mounting block 637 is connected to a telescopic tube 638. The movable ends of the two telescopic tubes 638 are both Connected with cone 639

The hemming assembly 8 includes a hemming table 81. The bottom of the hemming table 81 is connected with a plurality of three slide rails 82 connected by four sliders. The inner sides of the hemming table 81 are respectively connected with a pressure roller 83 and a pressure roller two 84. The two ends of the pressure roller one 83 and the two pressure rollers 84 are respectively connected with a rotating platform 85. The upper and lower sides of the pressure roller one 83 and the two pressure rollers 84 are respectively connected with a feeding roller 86 and a waste roller 87. The feeding roller 86 and The waste roller 87 is jointly wound with a material roll equipped with multiple rubber strips. The multiple rubber strips on the material roll will leave the material roll under the peeling action of the peeling plate 614, so that the feeding operation can be realized, and the edge wrapping assembly The relative distance between the pressure roller one 83 and the pressure roller two 84 in 8 can be adjusted, so that the tape bending and edge wrapping work can be realized on the long and short sides of the LCD screen.

In the present invention, the material is supplied through a tape roll, in which the material roll is connected to the feeding roller 86 and the waste roller 87 and is controlled by a servo control tension system to provide the tape tension in the state of full roll & empty roll. Stable state and stable tape supply, peeling abnormality <0.3‰ After removing material abnormality, the peeling angle of the tape peeling plate during processing is about 30±10° acute angle, the tape peeling detection Sensor adopts servo control point , no manual adjustment is required. The peeling plate 614 has a heating function, which can be turned on or off. Anti-friction scales are set on the left, middle and right sides of the discharge end of the Tape peeling plate to facilitate standardization of parameters for the optimal position for subsequent peeling. Abnormal Tape adsorption requires a vacuum alarm. The machine can Set the material throwing mode on the human machine. The feeding mechanism and the coil torque motor are configured independently. When in use, the tape on the material roll is separated from the material roll under the action of the peeling plate 614, and then the peeling plate 614 takes the glue. The vertical rails 612 and horizontal rails 615 in the component 61 are attached to the sides of the LCD screen to achieve the function of pre-gluing. At this time, the pressure-bearing platform 633 moves upward to the lower end face of the LCD screen for lamination. When the peeling plate 614 is pressed down, the LCD screen is clamped together.

After the pre-gluing is completed, pressure attaching work is performed through the rolling component 62. At this time, the pressure-bearing platform 633 plays a pressure-bearing role in the rolling work, in which the attaching pressure is precisely adjustable, and the attaching roller 628 can be elastic. Buffering mechanism design, and the attachment head has a quick detachable and replacement function. The back support needs to have a pressure monitoring system. If the pressure is abnormal, the attachment height can be precisely controlled using a servo motor, and the pressure head height limit detection can be used to prevent over-pressing. Deep stains will cause product stains. After the alignment pre-attachment is completed, the attachment roller 628 performs rolling and compacting actions along the long side of the tape. The rolling mechanism can adjust the rolling gap or process cylinder through the servo to ensure constant pressure and pressure parameters. SPC can be reported to ensure that the tape is attached flat and without floating tape. It is equipped with a small ear folding mechanism when attaching the short side, and adopts servo control points to improve the convenience of cutting the machine.

The tape is bent using servo motor control. During this process, the LCD screen is moved to the pressure roller 83, and the tape is bent through the pressure roller 83. At the same time, it is ensured that the tape and the product do not interfere with other mechanisms to avoid product damage. , after bending, the tape bending accuracy is ≤0.1mm, and the bent tape is pressed to firmly avoid displacement, so that the tape can be attached to both sides without warping or offset. In the present invention, The tape on the side has a side smoothing function, which can avoid side floating and no bulging. The adhesion effect must meet the CSOT appearance inspection standards. When wrapping the tape, the pressure roller one 83 and the pressure roller two 84 adopt an elastic design and have a clamping force. It is controllable and can be adjusted according to needs to prevent excessive product clamping force from causing abnormal quality or fragmentation. In actual use, both the hemming component 8 and the rolling component 62 can be adjusted manually.

It is known from common technical knowledge that the present invention can be implemented by other embodiments without departing from its spirit or essential characteristics. Therefore, the above-disclosed embodiments are in all respects illustrative and not exclusive. All changes within the scope of the present invention or within the scope equivalent to the present invention are included in the present invention.

Claims (7)

1. An LCM sealant sealing mechanism, including a base (1), a fixed table (2) and an electronic control component, characterized in that: the top of the fixed table (2) is fixedly connected to a frame (3), and the The electronic control component is connected to a moving component (5), the moving component (5) is connected to the workbench (7), and the frame (3) is connected to an image recognition component that performs image recognition on the surface of the workbench (7). (4), the moving component (5) is connected to a sealing component (6), which performs three-sided gluing and wrapping on the side of the LCD screen that is not where the PCB is located. The sealing component (6) The glue component (6) is connected to the hemming component (8). 2. An LCM sealant sealing mechanism according to claim 1, characterized in that: the moving component (5) includes a slide rail (51) connected to the fixed platform (2), and the slide rail (51) (51) is connected to a slider (52). The top of the slider (52) is connected to a connecting frame (53). The side of the connecting frame (53) is connected to a tank chain (54). The tank The other end of the chain (54) is connected to the fixed platform (2), and the top of the connecting frame (53) is connected to the workbench (7). There are multiple square arrays on the workbench (7) that are fixed by negative pressure. Negative pressure suction cup (9) for the LCD screen. 3. An LCM sealant sealing mechanism according to claim 1, characterized in that: the sealant assembly (6) includes a glue taking part (61), a rolling part (62) and a pressure-bearing part (63) , the glue taking part (61) includes a bracket plate (611), the bracket plate (611) is connected to a vertical track (612), the vertical track (612) is connected to an installation platform (613), and the installation platform A peeling plate (614) is connected to the bottom of (613), and a horizontal track (615) is connected to the bracket plate (611). 4. An LCM sealant sealing mechanism according to claim 2, characterized in that: the rolling component (62) includes a fixed frame (621), and a platform (622) is connected to the top of the fixed frame (621). ), a synchronous wheel (623) is connected to both sides of the platform (622), the two synchronous wheels (623) are connected through a synchronous belt (624), and one side of the synchronous belt (624) is connected to The connecting plate (625) is connected to the tank chain (54) and the second slider (626) respectively. The second slider (626) is connected to the second slide rail (627). The slide rail The second slider (627) is connected to the platform (622), the second slider (626) is connected to an attached roller (628) that can move up and down through the hydraulic cylinder one (6210), and the first synchronized wheel (623) is connected to a control Motor(629). 5. An LCM sealant packaging mechanism according to claim 1, characterized in that: the pressure-bearing component (63) includes a pressure-bearing frame (631) with limited slots (632) on both sides, and the limiting grooves (632) are provided on both sides. A pressure-bearing platform (633) is slidably connected in the slot (632). A hydraulic cylinder two (634) is connected to both sides of the top of the pressure-bearing platform (633). The fixed end of the hydraulic cylinder two (634) It is connected to the pressure-bearing frame (631). The inner top of the pressure-bearing frame (631) is connected to the limiting platform (635). The top of the pressure-bearing frame (631) is connected to the glue taking platform (636). The pressure frame (631) is located on both sides of the pressure-bearing platform (633) and is provided with a set of buffer parts. Each set of buffer parts includes installation blocks (637) arranged on the upper and lower sides of the limiting groove (632). The installation blocks (637) are respectively connected to a telescopic tube (638), and the movable ends of the two telescopic tubes (638) are connected to cones (639). 6. An LCM encapsulant sealing mechanism according to claim 1, characterized in that: the hemming component (8) includes a hemming table (81), and the bottom of the hemming table (81) is connected with a through The slider four is connected to a plurality of slide rails three (82), and the inside of the hemming table (81) is connected to a pressure roller one (83) and a pressure roller two (84) respectively. The pressure roller one (83) and the pressure roller two (84) are respectively connected. The two ends of the pressure roller two (84) are respectively connected to a rotating table (85), and the upper and lower sides of the pressure roller one (83) and the pressure roller two (84) are respectively connected to a feeding roller (86) and a waste roller. (87), the feeding roller (86) and the waste roller (87) are jointly wound with a material roll equipped with a plurality of rubber strips. 7. An LCM sealant packaging mechanism according to claim 1, characterized in that: the image recognition component (4) includes a detection frame (41), and the detection frame (41) is connected to a connection platform (42) , the connecting platform (42) is fixedly connected to a plurality of equidistantly arranged mounting plates (43), each of the mounting plates is fixedly connected to a probe (44), and the connecting platform (42) is connected to a lamp holder and A lighting lamp (45) is installed through the lamp frame.