A display screen and frame bonding device

Abstract

The application provides a display screen and outer frame bonding device, comprising a rack, the rack is provided with a display screen conveying device, an outer frame conveying device and a bonding device, the bonding device is located on the conveying path of the display screen conveying device and the outer frame conveying device; the beginning of the conveying path of the display screen conveying device is also provided with a display screen cleaning device, the display screen is cleaned by the display screen cleaning device and then is transferred to the bonding device; the beginning of the conveying path of the outer frame conveying device is sequentially provided with an outer frame cleaning device and an outer frame dispensing device, the outer frame is cleaned by the outer frame cleaning device and then is transferred to the outer frame dispensing device to be dispensed, and then is moved to the bonding device, the bonding device bonds the display screen to the outer frame; the end of the conveying path of the outer frame conveying device is also provided with a curing device to cure the bonded display screen and outer frame. The application realizes the dispensing and bonding process of the display screen and the outer frame, improves the production efficiency and assembly precision.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of screen bonding processing, and in particular to a display screen and frame bonding device. BACKGROUND

[0002] At present, in the assembly process of display devices related to display screens, the display screen needs to be bonded with the frame. In the prior art, the display screen is manually transported and bonded with the frame. However, with the development of technology, the size of the display screen is becoming larger and larger, and the shape of the display screen is gradually irregular, so it is difficult for manual transportation and bonding, and it is also difficult to ensure the bonding accuracy of the display screen and the shell.

[0003] In particular, with the electrification and networking of the automotive industry, vehicle-mounted display screens are also developing towards large size, screen connection and multiple screens. The common vehicle-mounted display screen in the prior art is a multi-screen structure, and the display screen is irregular in shape. When bonding the display screen with the frame, the bonding accuracy cannot be guaranteed. SUMMARY

[0004] Therefore, the present application provides a display screen and frame bonding device to automatically perform the dispensing and bonding process of the display screen and the frame, thereby improving production efficiency and assembly accuracy.

[0005] To achieve the above-mentioned purpose, the technical scheme provided by the present application is as follows:

[0006] A display screen and frame bonding device, comprising a rack, a display screen conveying device, a frame conveying device and a bonding device are arranged on the rack, the bonding device is located on the conveying path of the display screen conveying device and the frame conveying device; the beginning end of the conveying path of the display screen conveying device is also provided with a display screen cleaning device, the display screen is cleaned by the display screen cleaning device and then transferred to the bonding device; the beginning end of the conveying path of the frame conveying device is sequentially provided with a frame cleaning device and a frame dispensing device, the frame is cleaned by the frame cleaning device and then transferred to the frame dispensing device for dispensing, and then moved to the bonding device, the bonding device bonds the display screen to the frame; the end of the conveying path of the frame conveying device is also provided with a curing device to cure the bonded display screen and shell.

[0007] Further, the bonding device comprises a grabbing robot and a positioning mechanism, the positioning mechanism faces the frame conveying device, and the display screen conveying device, the frame conveying device and the positioning mechanism are all located within the moving range of the grabbing robot; the positioning mechanism photographs and positions the frame, the grabbing robot grabs the display screen and moves to the positioning mechanism for photographing and positioning of the display screen, and then the grabbing robot bonds the display screen to the frame.

[0008] Further, the alignment mechanism comprises a light shield plate assembly and a visual shooting assembly, the visual shooting assembly is located above the outer frame conveying device; the light shield plate assembly is located on one side of the outer frame conveying device, the light shield plate assembly comprises a lifting driving part and a light shield plate, the light shield plate is lifted under the driving of the lifting driving part to be located between the visual shooting assembly and the outer frame conveying device, or is lowered to reset.

[0009] Further, the outer frame conveying device comprises two conveying lines distributed in parallel up and down and a flow transfer tool moving along the conveying lines, the flow transfer tool is provided for placing the outer frame; the first end and the last end of the conveying line are provided with lifting platforms to drive the up and down backflow of the flow transfer tool.

[0010] Further, the flow transfer tool comprises a mounting seat, an angle adjusting mechanism and a receiving plate, the receiving plate is provided for placing the outer frame, the angle adjusting mechanism is fixedly arranged on the mounting seat, the angle adjusting mechanism comprises a rotating shaft hinged to the middle part of the receiving plate and a driving assembly fixedly connected to the left side or the right side of the receiving plate, the driving assembly acts to drive the receiving plate to shift left and right around the rotating shaft, thereby adjusting the inclination angle of the outer frame.

[0011] Further, the driving assembly comprises a driving motor and an abutting rod connected with the driving motor, the driving motor is fixedly connected with the mounting seat, the abutting rod is fixedly connected with the left side or the right side of the receiving plate through the gap of the mounting seat, the driving motor drives the abutting rod to move upward or downward, thereby driving the receiving plate to shift left and right around the rotating shaft.

[0012] Further, the curing device comprises a first curing conveying line and a second curing conveying line arranged side by side, the flow transfer tool loaded with the display screen and the outer frame after being attached flows on the first curing conveying line and the second curing conveying line, the conveying directions of the first curing conveying line and the second curing conveying line are opposite, the feeding end of the first curing conveying line and the discharging end of the second curing conveying line are located on the same side of the first curing conveying line and the second curing conveying line, and the other side is provided with a transfer module, the flow transfer tool enters the first curing conveying line from the feeding end, is conveyed through the transfer module, flows into the second curing conveying line, and is discharged from the discharging end.

[0013] Further, the first curing conveying line and the second curing conveying line are each provided with at least two layers arranged up and down, the feeding end is provided with a lifting mechanism, the lifting mechanism is connected with the flow transfer tool, and the flow transfer tool sequentially flows into each layer of the first curing conveying line through the action of the lifting mechanism.

[0014] Furthermore, both the beginning and end of the first and second curing conveyor lines are equipped with hooking mechanisms in the conveying direction. The transfer tooling has a slot for the hooking mechanism to hook and engage. The hooking mechanism docks with the transfer tooling to pull the transfer tooling into the first or second curing conveyor line, or to push the transfer tooling out of the first or second curing conveyor line.

[0015] Furthermore, the hooking mechanism includes a fixed base, which is fixedly disposed on the first curing conveyor line or the second curing conveyor line. A slider rail assembly and a drive motor are fixedly disposed on the fixed base. The output end of the drive motor is connected to the hooking assembly. The hooking assembly hooks with the slot of the transfer tooling. The slider of the slider rail assembly is supported by the bottom of the transfer tooling. The drive motor drives the hooking assembly to move, thereby moving the transfer tooling along the rail of the slider rail assembly, so as to pull the transfer tooling into the first curing conveyor line or the second curing conveyor line, or to push the transfer tooling out of the first curing conveyor line or the second curing conveyor line.

[0016] The technical solution provided by this invention has the following beneficial effects:

[0017] This invention automatically realizes the feeding and cleaning of the display screen, the feeding, cleaning and dispensing of the outer frame, the bonding of the display screen and the outer frame, and the curing of the bonded display screen through the setting of a display screen conveying device, an outer frame conveying device, a display screen cleaning device, an outer frame cleaning device, an outer frame dispensing device, and a bonding device. It has a high degree of automation, improves bonding efficiency and bonding accuracy. Attached Figure Description

[0018] Figure 1 The diagram shown is a structural schematic of the present invention;

[0019] Figure 2 The image shown is a top view of the present invention;

[0020] Figure 3 The diagram shown is a schematic representation of the transfer tooling of the present invention. Figure 1 ;

[0021] Figure 4 The diagram shown is a structural schematic of the transfer tooling of the present invention from another angle. Figure 2 ;

[0022] Figure 5 The diagram shown is a schematic representation of the bonding device of the present invention. Figure 1 ;

[0023] Figure 6 The diagram shown is a structural schematic of the bonding device of the present invention from another angle. Figure 2 ;

[0024] Figure 7 Fig. 1 shows a structural schematic diagram of a curing device of the present application;

[0025] Figure 8 Fig. 2 shows a structural schematic diagram of a hooking mechanism of the present application;

[0026] Figure 9 Fig. 3 shows a partial enlarged view of Figure 8 Fig. 4 shows a partial enlarged view of

[0027] Label explanation:

[0028] 10- rack, 1- display screen conveying device, 2- frame conveying device, 21- conveying line, 22- flow tooling, 221- mounting seat, 222- angle adjusting mechanism, 2221- rotating shaft, 2222- driving assembly, 22221- driving motor, 22222- abutting rod, 223- receiving plate, 224- lifting driving assembly, 220- clamping groove; 3- laminating device, 31- grabbing robot, 32- alignment mechanism, 321- light shield plate assembly, 3211- lifting driving part, 3212- light shield plate, 322- visual photographing assembly, 3221- moving driving part, 3222- camera, 4- display screen cleaning device, 5- frame cleaning device, 6- frame dispensing device, 7- curing device, 71- first curing conveying line, 72- second curing conveying line, 73- transfer module, 74- hooking mechanism, 741- fixing seat, 742- sliding block sliding rail assembly, 743- driving motor, 744- hooking assembly, 7441- connecting plate, 7442- rotating shaft, 7443- clamping part, 7444- telescopic part. DETAILED DESCRIPTION

[0029] To further illustrate the embodiments, the present application provides accompanying drawings. These drawings are part of the disclosure of the present application, which mainly serve to illustrate the embodiments, and can be used to explain the operating principles of the embodiments in conjunction with the relevant description of the specification. Those of ordinary skill in the art should be able to understand other possible implementations and advantages of the present application by referring to these contents. The components in the drawings are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0030] Meanwhile, the up, down, front, back, left, right, etc. directions involved in the present embodiment are only used as a reference for the direction, and do not represent the actual direction in application. In addition, if the present embodiment of the present application involves "first", "second", etc. description, the "first", "second", etc. description is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of indicated technical features. Therefore, the features with "first", "second" can explicitly or implicitly include at least one of the features.

[0031] The application will be further described in conjunction with the drawings and specific embodiments.

[0032] Referring to Figures 1 to 9 As shown in the drawings, as a preferred embodiment of the present application, a display screen and frame bonding device is provided, which comprises a rack 10, the rack 10 is sequentially provided with a display screen conveying device 1, a frame conveying device 2 and a bonding device 3, the bonding device 3 is located on the conveying path of the display screen conveying device 1 and the frame conveying device 2; the beginning of the conveying path of the display screen conveying device 1 is further provided with a display screen cleaning device 4, the display screen is moved to the bonding device 3 after being cleaned by the display screen cleaning device 4; the beginning of the conveying path of the frame conveying device 2 is sequentially provided with a frame cleaning device 5 and a frame dispensing device 6, the frame is moved to the frame dispensing device 6 for dispensing after being cleaned by the frame cleaning device 5, and then moved to the bonding device 3, the bonding device 3 bonds the display screen to the frame; the end of the conveying path of the frame conveying device 2 is further provided with a curing device 7 to cure the bonded display screen and frame. Among them, the above-mentioned various devices are coordinated by a processing system, that is, the display screen conveying device 1, the frame conveying device 2, the bonding device 3, the display screen cleaning device 4, the frame cleaning device 5, the frame dispensing device 6 and the curing device 7 are connected with the processing system, specifically, the processing system is preferably a PLC processing system in the prior art, which is widely used in the control of automatic machines and is mastered and skillfully used by those skilled in the art. For example, the arrival of the product between the devices can be sensed by the sensor arranged at the corresponding position and output to the processing system; for example, the CCD mechanism transmits the information data obtained by shooting to the processing system, which is processed by the control system and outputs a signal to control the dispensing and stacking device or other action mechanism, etc., which will not be described herein. In this embodiment, through the above-mentioned devices, the display screen is automatically fed and cleaned, the frame is automatically fed, cleaned and dispensed; the display screen and the frame are bonded and cured after bonding, which has high automation degree, improves the bonding efficiency and bonding precision.

[0033] In this embodiment, referring to Figures 1 to 2As shown, the display screen conveying device 1 and the frame conveying device 2 are arranged side by side, the conveying directions of the two are the same, the display screen cleaning device 4, the frame cleaning device 5, the frame dispensing device 6 and the laminating device 3 are located between the display screen conveying device 1 and the frame conveying device 2; in this way, the laminating device 3 directly grabs the display screen located on one side and laminates to the frame on the other side, the action is coherent, and the device structure is compact, reducing the space occupied by the device. Among them, the display screen conveying device 1 can use a conveying belt or a motor-driven belt slide rail conveying mechanism for conveying, which is not limited in this paper. The frame conveying device 2 includes two conveying lines 21 distributed in parallel up and down and a flow turnover tool 22 moving along the conveying line 21, the flow turnover tool 22 is used for placing the frame; the beginning and the end of the conveying line 21 are provided with lifting platforms to drive the up and down backflow of the flow turnover tool 22; specifically, the conveying line 21 is a motor-driven belt slide rail assembly, which is a common technology and will not be described in detail in this paper.

[0034] In this embodiment, referring to Figure 3 As shown, the flow turnover tool 22 includes a mounting seat 221, an angle adjusting mechanism 222 and a receiving plate 223, the receiving plate 223 is used for placing the frame, the angle adjusting mechanism 222 is fixedly arranged on the mounting seat 221, the angle adjusting mechanism 222 includes a rotating shaft 2221 hinged with the middle part of the receiving plate 223, and a driving assembly 2222 fixedly connected with the left side or the right side of the receiving plate 223, the driving assembly 2222 acts to drive the receiving plate 223 to shift left and right around the rotating shaft 2221, thereby adjusting the inclination angle of the frame. In this embodiment, the frame is placed on the receiving plate 223, and the angle adjusting mechanism is used to drive the shift of the receiving plate 223, so as to align with the display screen and ensure the accuracy of subsequent lamination.

[0035] Among them, referring to Figure 3 and Figure 4As shown, the driving assembly 2222 includes a driving motor 22221 and an abutting rod 22222 connected with the driving motor 22221, the driving motor 22221 is fixedly connected with the mounting seat 221, the abutting rod 22222 passes through the notch formed on the mounting seat 221 and is fixedly connected with the left side or the right side of the receiving plate 223, the driving motor 22221 drives the abutting rod 22222 to move upward or downward, and drives the receiving plate 223 to move leftward or rightward around the rotating shaft 2221, so as to adjust the inclination angle of the outer frame. Further, in order to ensure the leftward or rightward movement of the receiving plate 223, the mounting seat 221 includes a first mounting plate and a second mounting plate, the first mounting plate and the second mounting plate are connected through guide columns, wherein the bottom of the first mounting plate is fixedly connected with the output end of the lifting driving assembly 224 (see below), the upper surface of the second mounting plate is fixedly connected with the rotating shaft 2221, and the rotating shaft 2221 is hingedly connected with the receiving plate 223; the driving motor 22221 of the driving assembly 2222 is fixedly connected with the left side or the right side of the bottom of the first mounting plate, the abutting rod 22222 vertically passes through the notches on the first mounting plate and the second mounting plate and is connected with the receiving plate 223, so as to drive the leftward or rightward movement of the receiving plate 223.

[0036] In the embodiment, the center position of the receiving plate 223 is provided with a limiting seat, a limiting groove for placing the outer frame is formed in the limiting seat, and the limiting seat is further provided with clamping portions on opposite sides to clamp the outer frame, so as to ensure that the outer frame is stably limited on the receiving plate 223. The flow transfer tool 22 is further connected with a lifting driving assembly 224, the lifting driving assembly 224 includes a driving motor and a guide rail, the driving motor is connected with the mounting seat 221 and drives the mounting seat 221 to move up and down along the guide rail.

[0037] The display screen cleaning device 4 and the outer frame cleaning device 5 are common plasma (Plasma cleaner) cleaning devices, that is, plasma cleaning machines, which use plasma to process the surfaces of the display screen and the outer frame respectively. After being cleaned by the display screen cleaning device 4, the display screen is conveyed by the display screen conveying device 1; after being cleaned by the outer frame cleaning device 5, the outer frame is conveyed by the outer frame conveying device 2 to the outer frame dispensing device 6 for dispensing. The outer frame dispensing device 6 includes a horizontal conveying driving assembly and a dispensing assembly, a height measuring assembly and a glue width detecting assembly which are sequentially arranged at the output end of the horizontal conveying driving assembly, the flow transfer tool 22 drives the outer frame to move to the place, and the outer frame is sequentially dispensed, the dispensing thickness is detected, and the glue width is detected.

[0038] In order to adapt to the case that the display screen is a multi-screen, in the embodiment, two fitting devices 3 are arranged to fit the plurality of display screen modules on the outer frame. Of course, in other embodiments, the fitting device 3 can be one or more than three according to the actual situation, which is not limited herein. Figure 5 andFigure 6 As shown, the attaching device 3 comprises a grabbing robot 31 and a positioning mechanism 32, the positioning mechanism 32 faces the outer frame conveying device 2; the display screen conveying device 1, the outer frame conveying device 2 and the positioning mechanism 32 are all located within the moving range of the grabbing robot 31; the positioning mechanism 32 takes a photo of the outer frame for positioning, the grabbing robot 31 grabs the display screen and moves to the positioning mechanism 32 for photo positioning, and then the grabbing robot 31 attaches the display screen to the outer frame.

[0039] Further, the grabbing robot 31 can be a common four-axis manipulator or a six-axis robot, which is not limited herein. The positioning mechanism 32 comprises a light shield plate assembly 321 and a visual photo shooting assembly 322, the visual photo shooting assembly 322 is located above the outer frame conveying device 2 and faces the flow tool 22; wherein the visual photo shooting assembly 322 comprises a moving driving part 3221 and a plurality of cameras 3222, the plurality of cameras 3222 move under the driving of the moving driving part 3221 to respectively align with the display screen and the outer frame. The light shield plate assembly 321 is located on one side of the outer frame conveying device 2, the light shield plate assembly 321 comprises a lifting driving part 3211 and a light shield plate 3212 located at the output end of the lifting driving part 3211, the light shield plate 3212 moves up and down under the driving of the lifting driving part 3211; when the light shield plate 3212 is driven by the lifting driving part 3211 to rise and is located between the visual photo shooting assembly 322 and the outer frame conveying device 2, the visual photo shooting assembly 322 can take a photo of the display screen for positioning, which can effectively isolate the influence of the outer frame on the display screen and ensure the precision of the photo positioning of the display screen.

[0040] Specifically, the visual photo shooting assembly 322 of the positioning mechanism 32 first takes a photo of the outer frame conveyed by the outer frame conveying device 2 and located on the flow tool 22 for positioning, and transmits the identification information to the control system; then the grabbing robot 31 grabs the display screen located on the display screen conveying device 1 and moves to the flow tool 22, at this time, the display screen is located between the positioning mechanism 32 and the flow tool 22, more specifically, the light shield plate assembly 321 rises to be located above the flow tool 22, then the display screen is located between the visual photo shooting assembly 322 and the light shield plate assembly 321, the visual photo shooting assembly 322 of the positioning mechanism 32 takes a photo of the display screen for positioning and transmits the identification information to the control system; the control system controls the action of the flow tool 22 according to the identification information of the outer frame and the display screen to adjust the inclination angle of the outer frame on the flow tool 22 so that the display screen is parallel to the outer frame; then the grabbing robot 31 attaches the display screen to the outer frame to ensure the attachment precision of the two.

[0041] Reference Figure 7As shown, in the embodiment, the curing device 7 comprises a first curing conveying line 71 and a second curing conveying line 72 arranged side by side, and the flow-through tooling 22 loaded with the display screen and the frame after bonding flows through the first curing conveying line 71 and the second curing conveying line 72, the conveying directions of the first curing conveying line 71 and the second curing conveying line 72 are opposite, the feeding end of the first curing conveying line 71 and the discharging end of the second curing conveying line 72 are located on the same side of the first curing conveying line 71 and the second curing conveying line 72, and the other side is provided with a transfer module 73, the flow-through tooling 22 enters the first curing conveying line 71 from the feeding end, is conveyed through the transfer module 73, flows into the second curing conveying line 72, and is discharged from the discharging end. In the embodiment, the first curing conveying line 71 and the second curing conveying line 72 are arranged side by side, the display screen and the frame after bonding flow through the first curing conveying line 71 and the second curing conveying line 72 for normal temperature curing, and then flow out from the discharging end, so that the curing time is long enough to meet the curing requirements; and the curing device 7 has compact structure and occupies small space, and is convenient for batch production.

[0042] In the embodiment, continue to refer to Figure 7 As shown, the first curing conveying line 71 and the second curing conveying line 72 are each provided with at least two layers arranged in up and down, the feeding end is provided with a lifting mechanism, the lifting mechanism is connected with the flow-through tooling 22, and the flow-through tooling 22 sequentially flows into the first curing conveying line 71 of each layer through the action of the lifting mechanism. In this way, the multiple layers of the first curing conveying line 71 and the second curing conveying line 72 arranged in up and down are used to ensure the buffering efficiency and reduce the occupied space. The lifting mechanism is a common driving motor driving linear module lifting action structure, which is not limited in the text. In the embodiment, the first curing conveying line 71, the second curing conveying line 72 and the transfer module 73 each comprise a driving motor and a gear belt assembly driven by the driving motor, and the flow-through tooling 22 is conveyed along the belt under the driving of the driving motor; this is a common technology in the field, which will not be described in detail.

[0043] Further, the beginning end and the end of the conveying direction of the first curing conveying line 71 and the second curing conveying line 72 are provided with hooking mechanisms 74, the flow transfer tool 22 is provided with clamping grooves 220 for hooking and hooking cooperation of the hooking mechanisms 74, the hooking mechanisms 74 are connected with the flow transfer tool 22, so as to pull the flow transfer tool 22 into the first curing conveying line 71 or the second curing conveying line 72, or push the flow transfer tool 22 out of the first curing conveying line 71 or the second curing conveying line 72. Specifically, when the flow transfer tool 22 reaches the feeding end (i.e. the beginning end) of the first curing conveying line 71, the hooking mechanism 74 of the first curing conveying line 71 at the same horizontal plane with the flow transfer tool 22 is connected with the flow transfer tool 22, so as to pull the flow transfer tool 22 into the first curing conveying line 71 of the layer; or the flow transfer tool 22 is connected with the lifting mechanism first, so as to drive the flow transfer tool 22 to reach the first curing conveying line 71 of different layers, the hooking mechanism 74 at the beginning end of the layer is connected with the flow transfer tool 22, so as to pull the flow transfer tool 22 in. Through the conveying of the first curing conveying line 71, the flow transfer tool 22 reaches the end of the conveying path of the first curing conveying line 71, the hooking mechanism 74 at the end is connected with the flow transfer tool 22, so as to push the flow transfer tool 22 out of the first curing conveying line 71 to the transfer module 73, through the conveying of the transfer module 73, to reach the beginning end of the conveying path of the second curing conveying line 72, and the hooking mechanism 74 at the beginning end of the second curing conveying line 72 is connected with the flow transfer tool 22, so as to pull the flow transfer tool 22 into the second curing conveying line 72; through the conveying of the second curing conveying line 72, to reach the end of the second curing conveying line 72, i.e. the discharging end, and the flow transfer tool 22 is pushed out of the second curing conveying line 72 by the hooking mechanism 74 at the end. The hooking mechanism 74 in the embodiment drives the flow transfer tool 22 to flow on the first curing conveying line 71, the second curing conveying line 72 and the transfer module 73.

[0044] Wherein, the driving directions of the hooking mechanisms 74 at the beginning end and the end of the first curing conveying line 71 and the second curing conveying line 72 are opposite, so as to realize the pulling or pulling out action of the flow transfer tool 22. Figure 8 and Figure 9As shown, the hooking mechanism 74 includes a fixed seat 741 fixedly arranged on the first curing conveying line 71 or the second curing conveying line 72, a sliding block sliding rail assembly 742 and a driving motor 743 fixedly arranged on the fixed seat 741, and a hooking assembly 744 connected to the output end of the driving motor 743; the hooking assembly 744 is hooked with the clamping groove 220 of the flow-through tooling 22, the sliding block of the sliding block sliding rail assembly 742 is received at the bottom of the flow-through tooling 22, and the driving motor 743 drives the hooking assembly 744 to move so as to drive the flow-through tooling 22 to move along the sliding rail of the sliding block sliding rail assembly 742, so as to pull the flow-through tooling 22 into the first curing conveying line 71 or the second curing conveying line 72, or push the flow-through tooling 22 out of the first curing conveying line 71 or the second curing conveying line 72.

[0045] Further, referring to Figure 5 As shown, the hooking assembly 744 includes a connecting plate 7441 connected to the output end of the driving motor 743, a rotating shaft 7442 and a clamping portion 7443 fixedly arranged on the connecting plate 7441, one end of the clamping portion 7443 is hinged to the rotating shaft 7442, the other end of the clamping portion 7443 is connected to a telescopic portion 7444, the telescopic portion 7444 is compressed to drive the clamping portion 7443 to rotate downward around the rotating shaft 7442, and the telescopic portion 7444 is restored to reset the clamping portion 7443 to clamp with the clamping groove 220 of the flow-through tooling 22. Referring to Figure 6 As shown, the clamping groove 220 of the flow-through tooling 22 includes a first clamping groove and a second clamping groove arranged at opposite sides in the width direction or the length direction of the flow-through tooling 22, so as to be respectively hooked and matched with the hooking mechanism 74. For the convenience of description, the first clamping groove is located at the side of the flow-through tooling 22 first contacting the first curing conveying line 71 or the second curing conveying line 72, and the second clamping groove is located at the other side away from the first clamping groove. Specifically, when the flow-through tooling 22 reaches the feeding end of the first curing conveying line 71, the clamping portion 7443 of the hooking mechanism 74 first clamps with the first clamping groove, and under the driving of the driving motor 743, the hooking mechanism 74 drives the flow-through tooling 22 to move in the direction of the first curing conveying line 71, so as to pull the flow-through tooling 22 into the first curing conveying line 71; the flow-through tooling 22 is conveyed on the first curing conveying line 71 until it is conveyed to the end of the first curing conveying line 71, the hooking mechanism 74 at the end clamps with the second clamping groove, and under the driving of the driving motor, drives the flow-through tooling 22 to move in the direction away from the first curing conveying line 71, i.e. pushes the flow-through tooling 22 out of the first curing conveying line 71 to push it into the transfer module 73; the flow-through tooling 22 is then moved to the second curing conveying line 72 under the conveying of the transfer module 73, and the action process of pulling or pushing the flow-through tooling 22 into or out of the first curing conveying line 71 is consistent, which is not described again; in this way, the curing of the bonded display screen and the frame is realized.

[0046] The specific working process of the display screen and frame bonding device is as follows:

[0047] The display screen is cleaned by the display screen cleaning device 4, and then transported by the display screen conveying device 1 to the bonding device 3;

[0048] At the same time, the frame is cleaned by the frame cleaning device 5, and then transported by the frame conveying device 2 to the frame dispensing device 6, and the frame dispensing device 6 performs dispensing action on the frame; the frame conveying device 2 transports the frame after dispensing to the bonding device 3;

[0049] The visual photographing assembly 322 of the alignment mechanism 32 first photographs and positions the frame located on the flow tool 22; then the grabbing robot 31 grabs the display screen located on the display screen conveying device 1 and moves to the lower side of the visual photographing assembly 322, the light shield plate assembly 321 rises to be located above the flow tool 22, cooperates with the visual photographing assembly 322 to realize photographing and positioning of the display screen; then the flow tool 22 moves to adjust the inclination angle of the frame to make the display screen parallel to the frame; then the grabbing robot 31 bonds the display screen on the frame;

[0050] At this time, the bonded display screen and frame are located on the flow tool 22, and are transported by the frame conveying device 2 to the curing device 7, the flow tool 22 is connected with the hooking mechanism 74 located at the beginning of the first curing conveying line 71 to pull the flow tool 22 into the first curing conveying line 71, and is conveyed through the first curing conveying line 71 until the end, and is connected with the hooking mechanism 74 at the end to push the flow tool 22 out of the intermediate transfer module 73 and conveyed to the second curing conveying line 72 through the intermediate transfer module 73, the hooking mechanism 74 located at the beginning of the second curing conveying line 72 is connected with the flow tool 22 to pull the flow tool 22 into the second curing conveying line 72, and is conveyed through the second curing conveying line 72 to the end and pushed out by the hooking mechanism 74 at the end. In this way, the display screen is automatically fed and cleaned, the frame is automatically fed, cleaned and dispensed, the display screen and the frame are bonded, and the curing action after bonding is automatically realized, which has high automation degree, improves the bonding efficiency and bonding precision.

[0051] Although the present application is specifically shown and described in connection with preferred embodiments, those skilled in the art should understand that various changes in form and details can be made to the present application without departing from the spirit and scope of the present application defined in the appended claims, and all such changes are within the protection scope of the present application.

Claims

1. A bonding device for a display screen and an outer frame, characterized in that: The application relates to a display screen and frame pasting device, which comprises a rack, a display screen conveying device, a frame conveying device and a pasting device, wherein the pasting device is located on the conveying paths of the display screen conveying device and the frame conveying device; the beginning end of the conveying path of the display screen conveying device is also provided with a display screen cleaning device, the display screen is cleaned by the display screen cleaning device and then is moved to the pasting device; the beginning end of the conveying path of the frame conveying device is sequentially provided with a frame cleaning device and a frame dispensing device, the frame is cleaned by the frame cleaning device and then is moved to the frame dispensing device to be dispensed, and then is moved to the pasting device, and the pasting device pastes the display screen on the frame; the end of the conveying path of the frame conveying device is also provided with a curing device to cure the pasted display screen and frame; the curing device comprises first and second curing conveying lines arranged side by side, and a flow tool carrying the pasted display screen and frame flows on the first and second curing conveying lines, the conveying directions of the first and second curing conveying lines are opposite, the feeding end of the first curing conveying line and the discharging end of the second curing conveying line are located on the same side of the first and second curing conveying lines, the other side is provided with a transfer module, the flow tool enters the first curing conveying line from the feeding end, is conveyed through the transfer module, flows into the second curing conveying line and is discharged from the discharging end; the beginning end and the end of the conveying directions of the first and second curing conveying lines are provided with hooking mechanisms, the flow tool is provided with clamping grooves for hooking cooperation of the hooking mechanisms, the hooking mechanisms are connected with the flow tool to pull the flow tool into the first or second curing conveying line or push the flow tool out of the first or second curing conveying line; the hooking mechanism comprises a fixed seat fixed on the first or second curing conveying line, a sliding block sliding rail assembly and a driving motor fixed on the fixed seat, and a hooking assembly connected with the output end of the driving motor; the hooking assembly is hooked with the clamping groove of the flow tool, the sliding block of the sliding block sliding rail assembly is connected with the bottom of the flow tool, and the driving motor drives the hooking assembly to move to drive the flow tool to move along the sliding rail of the sliding block sliding rail assembly to pull the flow tool into the first or second curing conveying line or push the flow tool out of the first or second curing conveying line; the hooking assembly comprises a connecting plate connected with the output end of the driving motor, a rotating shaft fixed on the connecting plate and a clamping part, one end of the clamping part is hinged with the rotating shaft, the other end of the clamping part is connected with a telescopic part, the telescopic part is compressed to drive the clamping part to rotate downward around the rotating shaft, and the telescopic part is restored to drive the clamping part to reset to be clamped with the clamping groove of the flow tool; the clamping groove of the flow tool comprises first and second clamping grooves arranged on opposite sides in the width direction or the length direction of the flow tool to be respectively hooked and matched with the hooking mechanism.

2. The display screen and bezel lamination apparatus of claim 1, wherein: The fitting device comprises a grabbing robot and a positioning mechanism, the positioning mechanism is conveyed towards the outer frame conveying device, the display screen conveying device, the outer frame conveying device and the positioning mechanism are located in the moving range of the grabbing robot; the positioning mechanism takes a photo of the outer frame for positioning, the grabbing robot grabs the display screen and moves to the positioning mechanism for photo positioning of the display screen, and then the grabbing robot fits the display screen to the outer frame.

3. The display screen and bezel lamination apparatus of claim 2, wherein: The positioning mechanism comprises a light shield plate assembly and a visual photographing assembly, the visual photographing assembly is located above the outer frame conveying device; the light shield plate assembly is located on one side of the outer frame conveying device, the light shield plate assembly comprises a lifting driving part and a light shield plate, the light shield plate is lifted under the driving of the lifting driving part to be located between the visual photographing assembly and the outer frame conveying device, or is lowered to reset.

4. The display screen and bezel lamination apparatus of claim 1, wherein: The outer frame conveying device comprises two conveying lines distributed in parallel up and down and a flow transfer tool moving along the conveying lines, the flow transfer tool is used for placing the outer frame; the first end and the last end of the conveying line are provided with lifting platforms to drive the up and down backflow of the flow transfer tool.

5. The display screen and bezel lamination apparatus of claim 4, wherein: The flow transfer tool comprises a mounting seat, an angle adjusting mechanism and a receiving plate, the receiving plate is used for placing the outer frame, the angle adjusting mechanism is fixedly arranged on the mounting seat, the angle adjusting mechanism comprises a rotating shaft hinged to the middle part of the receiving plate and a driving assembly fixedly connected to the left side or the right side of the receiving plate, the driving assembly acts to drive the receiving plate to shift left and right around the rotating shaft, thereby adjusting the inclination angle of the outer frame.

6. The display screen and bezel lamination apparatus of claim 5, wherein: The driving assembly comprises a driving motor and an abutting rod connected with the driving motor, the driving motor is fixedly connected with the mounting seat, the abutting rod is fixedly connected with the left side or the right side of the receiving plate through the gap of the mounting seat, the driving motor drives the abutting rod to move upwards or downwards, thereby driving the receiving plate to shift left and right around the rotating shaft.

7. The display screen and bezel bonding apparatus of claim 1, wherein: The first curing conveying line and the second curing conveying line are each provided with at least two layers arranged up and down, the feeding end is provided with a lifting mechanism, the lifting mechanism is connected with the flow transfer tool, and the flow transfer tool sequentially flows into each layer of the first curing conveying line through the action of the lifting mechanism.

Images