WO2020034444A1

WO2020034444A1 - Pressing apparatus for liquid crystal module (lcm) production

Info

Publication number: WO2020034444A1
Application number: PCT/CN2018/113854
Authority: WO
Inventors: 郝建华; 喻凤翔; 高金生
Original assignee: 盐城华旭光电技术有限公司
Priority date: 2018-08-13
Filing date: 2018-11-03
Publication date: 2020-02-20
Also published as: CN208847994U

Abstract

A pressing apparatus for liquid crystal module (LCM) production, comprising a worktable (1), a fixing plate (2), a pressing cylinder (3), a pressing extension rod (4), a mounting plate (5), a pressing plate (6), multiple pressure detection devices (7), and a single-chip microcomputer (8). The multiple pressure detection devices (7) each comprises a guide sleeve (9), a guide post (10), a stop plate (11), a limit plate (12), a spring (13), a support plate (14), and a pressure sensor (15), and further comprises a conveyor belt device (16), a step motor (17) and a controller (18). The top and bottom surfaces of the conveyor belt device (16) are each provided with two fixing means (19). The four fixing means (19) are arranged at equal intervals along the conveying path of the conveyor belt device (16). The two fixing means (19) at the top of the conveyor belt are located at a fixing position and a pressing position, respectively. The pressing apparatus can accurately control the force of pressing, thereby improving the pressing effect of LCMs, can fix LCMs of different sizes, thereby reducing application limitations, and can implement continuous production, thereby improving the work efficiency.

Description

Compression device for LCM liquid crystal module production

Technical field

The utility model relates to the technical field of auxiliary devices for processing LCM liquid crystal modules, in particular to a pressing device for producing LCM liquid crystal modules.

Background technique

As we all know, LCM liquid crystal modules, namely LCD display modules and liquid crystal modules, refer to components that assemble liquid crystal display devices, connecting parts, peripheral circuits such as control and driving, PCB circuit boards, backlights, structural parts and other components. The pressing device produced by the LCM liquid crystal module is an auxiliary device for tightly pressing the LCM liquid crystal module during processing. It is widely used in the field of LCM liquid crystal module production; existing The pressing device for LCM LCD module production includes a workbench. The top of the worktable is provided with a module pressing base and a fixing plate. The top of the module pressing base is provided with a fixing groove. The front end of the fixing plate is provided with a pressing device. Compression cylinder, a compression telescopic rod is provided at the bottom output end of the compression cylinder, and a compression plate is disposed at the bottom end of the compression telescopic rod, and the compression plate is located vertically above the fixing groove; the existing ones for the production of LCM LCD modules When the pressing device is used, the LCM liquid crystal module is fixed in a fixed groove, and the pressing telescopic rod is driven to move downward by the pressing cylinder, and the pressing telescopic rod drives the pressing plate to move downward to the LCM liquid in the fixed groove. Press-fit against the module, after completion of lamination nip nip plate drive cylinder is moved upward, the liquid crystal module will be taken out from the LCM fixing groove.

technical problem

It is found in the use of the existing pressing device for LCM LCD module production that it cannot control the pressing force. If it is too strong, it will easily crush the LCM liquid crystal module, and if it is too small, it will not be achieved. The effect of lamination results in low practicality; and it can only fix LCM liquid crystal modules of a specific size, resulting in higher use limitations; at the same time, it cannot achieve continuous production, which results in lower work efficiency.

Technical solutions

In order to solve the above technical problems, the present invention provides a method for accurately controlling the pressing force, improving the pressing effect of the LCM liquid crystal module, and improving the practicality; and the LCM liquid crystal modules of different sizes can be fixed. , Reduce the use of limitations; at the same time can achieve continuous production, improve work efficiency for LCM liquid crystal module production of the pressing device.

The utility model relates to a pressing device for LCM liquid crystal module production. The pressing device includes a table, a fixed plate is arranged at the top of the table, a pressing cylinder is arranged at the front end of the fixing plate, and a bottom output end of the pressing cylinder is arranged. There is a compression telescopic rod; it also includes a mounting plate, a compression plate, a plurality of groups of pressure detection devices and a single chip computer, the bottom end of the compression telescopic rod is connected to the top of the mounting plate, and the tops of the plurality of groups of pressure detection devices are connected to the installation. The bottom ends of the plates are connected, the bottom ends of the multiple sets of pressure detection devices are connected to the top ends of the pressing plates, and the multiple sets of pressure detection devices are evenly distributed between the mounting plate and the pressing plates. The structures of the multiple groups of pressure detection devices are the same. Multiple sets of pressure detection devices each include a guide sleeve, a guide post, and a baffle plate. The top end of the guide sleeve is connected to the bottom end of the mounting plate, and a limit plate, a spring, a support plate, and a pressure sensor are provided inside the guide sleeve. The pressure sensor is installed at the top of the support plate, and the top and bottom ends of the spring are connected to the bottom end of the support plate and the top end of the limit plate, respectively. The baffle is installed at the bottom end of the guide sleeve, and A through hole is provided in the middle of the guide post, and the bottom end of the guide post is connected to the top end of the pressing plate. The top end of the guide post extends from the bottom end of the baffle plate through the through hole into the guide sleeve and is in the middle of the bottom end of the limit plate. Connection, the multiple sets of pressure sensors and compression cylinders are all electrically connected to the single-chip microcomputer; further comprising a conveyor device, a stepper motor and a controller, the conveyor device is installed at the front of the fixed plate, and the stepper motor is installed on the workbench The top end of the belt conveyor is connected to the conveyor belt device through a belt drive. The controller is installed at the front end of the fixed plate, and the controller is electrically connected to the stepper motor. There are two sets of fixing devices on the top and bottom surfaces of the conveyor belt device. The two sets of fixing devices on the top surface are respectively located at a fixing station and a crimping station. The crimping stations are located vertically below the plywood board, and the four sets of fixing devices are arranged at equal intervals along the conveying path of the conveyor device. The device includes a left fixing plate, a right fixing plate, a left clamping plate, a right clamping plate, two sets of first threaded rods, two sets of first threaded tubes, two sets of left positioning plates, two sets of second threaded rods, and two sets of second screws. Tube, two sets of right positioning plates, two sets of third threaded rods and two sets of third threaded tubes, the left fixing plate and the right fixing plate are longitudinally installed on the outside of the conveyor belt, and fixed at the middle and right of the right end of the left fixing plate A mounting groove is provided in the middle of the left end of the plate, a first ball bearing is provided in each of the two sets of mounting grooves, and a left end of the left fixing plate and a right end of the right fixing plate are provided with perforations. The mounting grooves are in communication. One end of the two sets of first threaded pipes passes through a set of perforations and a set of first ball bearings from the outside of the fixing device to the inside of the fixing device in sequence. The other ends of the two sets of first threaded pipes are located at On the outside of the fixing device, one end of the two sets of first threaded rods is respectively connected to the left end middle portion of the left splint and the right end middle portion of the right splint, and the other ends of the two sets of first threaded rods are respectively inserted and screwed to the two sets of first threads. The tube is located inside one end of the inside of the fixing device, and the left side of the right end of the left fixing plate is provided with a left adjusting groove, and the left ends of the two sets of left positioning plates are respectively located in the two sets of left adjusting grooves. before Both left and rear ends are provided with left mounting through holes, the two sets of left mounting through holes communicate with the two sets of left adjustment grooves respectively, and a second ball bearing is fixedly installed in the two sets of left mounting through holes. One end of the second threaded tube passes through the two sets of second ball bearings from the front and rear ends of the left fixing plate to the two sets of left adjustment grooves, and one end of the two sets of second threaded rods is respectively connected to the back of the two sets of left positioning plates. It is connected to one end of the first ball bearing, and the other ends of the two sets of second threaded rods are respectively inserted and screwed into the two ends of the two threaded pipes facing the first ball bearing, the front side and the back of the left end of the right fixing plate Both sides are provided with right adjusting grooves, and the right ends of the two sets of right positioning plates are respectively located in the two sets of right adjusting grooves. The front and rear ends of the right fixing plates are provided with right mounting through holes, and the two sets of right mounting through holes are provided. The two sets of right adjusting grooves communicate with each other, and a third ball bearing is fixedly installed in the two sets of right mounting through holes. One end of the two sets of third threaded pipes passes through the front and rear ends of the right fixing plate respectively. Set of third ball bearings into two sets of right adjustment grooves, the two One end of the third set of threaded rods is respectively connected to one end of the two sets of right positioning plates facing away from the first ball bearing, and the other end of the two sets of third threaded rods are respectively inserted and screwed into the two sets of third threaded pipes facing the first ball bearing. Inside one end of the two groups, a left magnetic stripe is provided on the inner side of the right end of the two sets of left positioning plates, and a right magnetic stripe is provided on the outer side of the left end of the two sets of right positioning plates. Adhesive connection, the front end of the fixed plate is provided with two sets of pallets, the two sets of pallets are located inside the conveyor device, and the two sets of pallets are respectively located under the installation station and the pressing station. The top end is in contact with the bottom end of the top surface of the conveyor device.

The utility model relates to a pressing device for LCM liquid crystal module production. The cross-section inside the guide sleeve is square, and the support plate and the limit plate are both square structures matching the inside of the guide sleeve.

The pressing device for LCM liquid crystal module production of the present utility model further includes a plurality of sets of fourth threaded rods, a plurality of sets of fourth threaded tubes, and a plurality of sets of adjusting plates. The bottom ends of the plurality of sets of mounting through-holes are respectively communicated with the inside of the plurality of sets of guide sleeves, and a fourth ball bearing is fixedly installed in each of the plurality of sets of mounting through-holes. The bottom end of the threaded tube extends from the top of the mounting plate through multiple sets of fourth ball bearings into the multiple sets of guide sleeves, the multiple sets of adjustment plates are located in the multiple sets of guide sleeves, and the multiple sets of adjustment plates are respectively located in multiple sets Above the pressure sensor, a plurality of sets of adjustment plates are square structures matching the inside of the guide sleeve. The bottom ends of the plurality of sets of fourth threaded rods are connected to the middle of the top ends of the plurality of sets of adjustment plates, respectively. The top ends of the plurality of sets of fourth threaded pipes are respectively inserted and screwed into the bottom ends of the plurality of sets of fourth threaded pipes.

The pressing device for LCM liquid crystal module production of the present utility model further includes a receiving plate and a pillar, the receiving plate is installed on the left side of the top of the workbench through the pillar, and the receiving plate is located at the lower left of the conveyor belt .

The pressing device for LCM liquid crystal module production of the utility model further includes an ion fan, which is installed on the top of the front end of the fixed plate, and the ion fan is located between the pressing station and the installation station. The bottom output end of the ion fan is vertically facing the top surface of the conveyor device, and the ion fan is electrically connected to the controller.

The utility model relates to a pressing device for LCM liquid crystal module production. The left plywood, right plywood, two sets of left positioning plates and two sets of right positioning plates are made of rubber, and the top surface of the receiving plate is made of rubber. Flexible rubber material.

A pressing device for LCM liquid crystal module production of the present utility model, a gap exists between the right end of the two sets of left magnetic strips and the left end of the two sets of right positioning plates, and the left end of the two sets of right magnetic strips There is a gap with the right end of the two sets of left positioning plates.

The pressing device for LCM liquid crystal module production of the present utility model further comprises a display, which is installed on the front end of the fixed board, and the display is electrically connected to the single-chip microcomputer.

Beneficial effect

Compared with the prior art, the utility model has the beneficial effects that, through the above arrangement, the compression cylinder drives the compression telescopic rod to move downward, and the compression telescopic rod drives the mounting plate, multiple sets of pressure detection devices and the compression plate to move downward together. When the bottom end of the pressing plate is in contact with the top of the LCM liquid crystal module and a certain pressure is applied to the top of the LCM liquid crystal module, the pressing plate compresses the spring through the guide post and the limit plate, and the pressure sensor on the top of the supporting plate The pressure is sensed, and the pressure information is transmitted to the single-chip microcomputer. When the pressure reaches a set value, the single-chip microcomputer will stop the pressing cylinder, which can accurately control the pressing force and improve the LCM LCD mode. The compression effect of the group improves the practicability, and the pressure of different positions between the pressing plate and the mounting plate is detected by multiple sets of pressure detection devices to ensure that the LCM LCD module is uniformly stressed; by manually rotating the two sets of first threads Tube to move the left and right splints laterally, adjust the distance between the left and right splints, and manually rotate the two sets of second The corrugated tube and two sets of third threaded tubes can longitudinally move two sets of left positioning plates and two sets of right positioning plates, adjust the distance between two sets of left positioning plates and two sets of right positioning plates, and can adjust LCMs of different sizes. The LCD module is effectively fixed to reduce its use limitation. The left magnetic strip and the right magnetic strip are magnetically attracted to each other, so that the left positioning plate and the right positioning plate are effectively connected and perform a positioning function when rotating to the top surface of the conveyor belt. And the above method can be used to adjust the fixed position of the LCM LCD module of the same size to improve the precision of pressing; the stepper motor is controlled by the controller, and each time the stepper motor is started, it drives the conveyor belt device to move a quarter of a circle, The LCM liquid crystal module of the fixed station is transported to the lamination station for lamination. At the same time of lamination, the next group of LCM liquid crystal modules can be fixed and installed to achieve continuous production processing. Improving work efficiency can achieve continuous production and improve Work efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of the present invention;

2 is a schematic structural diagram of a connection between a mounting plate and a pressing plate according to the present invention;

3 is a schematic perspective view of a three-dimensional structure of the fixing device of the present invention;

4 is a schematic plan view of the fixing device of the present invention;

Reference signs in the drawings: 1. Workbench; 2. Fixed plate; 3. Compression cylinder; 4. Compression telescopic rod; 5. Mounting plate; 6. Compression plate; 7. Pressure detection device; 8. Single-chip computer; 9. Guide sleeve; 10, guide column; 11, baffle; 12, limit plate; 13, spring; 14, support plate; 15, pressure sensor; 16, conveyor device; 17, stepper motor; 18, controller; 19 Fixing device; 20, left fixing plate; 21, right fixing plate; 22, left splint; 23, right splint; 24, first threaded rod; 25, first threaded tube; 26, left positioning plate; 27, second Threaded rod; 28, second threaded tube; 29, right positioning plate; 30, third threaded rod; 31, third threaded tube; 32, first ball bearing; 33, left adjustment groove; 34, second ball bearing; 35. Right adjustment groove; 36. Third ball bearing; 37. Left magnetic stripe; 38. Right magnetic stripe; 39. Support plate; 40. Fourth threaded rod; 41. Fourth threaded tube; 42. Adjustment plate; 4, the fourth ball bearing; 44, the receiving plate; 45, the pillar; 46, the ion fan; 47, the display.

Best Mode of the Invention

The detailed implementation of the present invention will be described in detail below with reference to the drawings and embodiments. The following examples are used to illustrate the present invention, but not to limit the scope of the present invention.

As shown in FIG. 1 to FIG. 4, a pressing device for LCM liquid crystal module production according to the present invention includes a workbench 1, and a fixing plate 2 is provided at the top of the worktable, and a pressing device is provided at the front end of the fixing plate. Cylinder 3, the bottom output end of the compression cylinder is provided with a compression telescopic rod 4; it also includes a mounting plate 5, a compression plate 6, multiple sets of pressure detection devices 7, and a single-chip microcomputer 8, the bottom end of the compression telescopic rod and the mounting plate The top ends are connected, the top ends of multiple groups of pressure detection devices are connected to the bottom end of the mounting plate, the bottom ends of multiple groups of pressure detection devices are connected to the top end of the pressure plate, and the multiple pressure detection devices are evenly distributed on the installation plate and the pressure plate. In the meantime, the structures of multiple sets of pressure detection devices are the same. Each of the multiple sets of pressure detection devices includes a guide sleeve 9, a guide post 10, and a baffle plate 11. The top end of the guide sleeve is connected to the bottom end of the mounting plate, and a limited position is set inside the guide sleeve. Plate 12, spring 13, support plate 14, and pressure sensor 15, the pressure sensor is installed on the top of the support plate, the top and bottom ends of the spring are connected to the bottom of the support plate and the top of the limit plate, and the baffle is installed on the guide sleeve Bottom end and in the block A through hole is provided in the middle of the guide post. The bottom end of the guide post is connected to the top of the pressing plate. The top end of the guide post extends from the bottom end of the baffle plate through the through hole into the guide sleeve and is connected to the middle of the bottom end of the limit plate. Multiple sets of pressure sensors and compression cylinders are electrically connected to the single-chip microcomputer; it also includes a conveyor belt device 16, a stepper motor 17, and a controller 18. The conveyor belt device is installed at the front of the fixed plate, and the stepper motor is installed at the top of the workbench and connected to the conveyor belt. The device is connected by a belt drive. The controller is installed at the front of the fixed plate and the controller is electrically connected to the stepper motor. There are two sets of fixing devices 19 on the top and bottom surfaces of the conveyor belt device, and two sets of fixing devices on the top surface of the conveyor belt. They are respectively located at the fixed station and the crimping station. The crimping station is located vertically below the plywood board, and the four sets of fixing devices are arranged at equal intervals along the conveying path of the conveyor belt device. The fixing devices include the left fixing plate 20, the right fixing plate 21, Left splint 22, right splint 23, two sets of first threaded rods 24, two sets of first threaded tubes 25, two sets of left positioning plates 26, two sets of second threaded rods 27, two sets of second threaded tubes 28, two sets of right set Bit plates 29, two sets of third threaded rods 30, and two sets of third threaded tubes 31. The left and right fixing plates are longitudinally installed on the outside of the conveyor belt, and are located at the right middle portion of the left fixing plate and the left middle portion of the right fixing plate. Both are provided with mounting grooves, and the two sets of mounting grooves are each provided with a first ball bearing 32. The left end of the left fixing plate and the right end of the right fixing plate are provided with perforations, and the two sets of perforations communicate with the two sets of mounting grooves respectively. One end of a threaded pipe passes through a set of perforations and a set of first ball bearings from the outside of the fixing device to the inside of the fixing device in sequence. The other ends of the two sets of first threaded pipes are located on the outside of the fixing device, and the two sets of first One end of the threaded rod is respectively connected to the middle of the left end of the left splint and the middle of the right end of the right splint. The other ends of the two sets of first threaded rods are inserted and screwed into the two ends of the first threaded tube located inside the fixing device, and the left is fixed. Left adjustment grooves 33 are provided on the front and rear sides of the right end of the plate, and the left ends of the two sets of left positioning plates are respectively located in the two sets of left adjustment grooves. The front and rear ends of the left fixing plate are provided with left mounting through holes, two groups Zuo An The through holes are respectively communicated with the two sets of left adjusting grooves, and a second ball bearing 34 is fixedly installed in the two sets of left mounting through holes. One end of the two sets of second threaded pipes is respectively inserted from the front and rear ends of the left fixing plate. Pass two sets of second ball bearings into the two sets of left adjustment grooves, one end of the two sets of second threaded rods is connected to the end of the two sets of left positioning plates facing away from the first ball bearing, and the other ends of the two sets of second threaded rods are respectively Inserted and screwed into the inner ends of the two sets of second threaded pipes facing the first ball bearing. The right and left sides of the left end of the right fixing plate are provided with right adjusting grooves 35, and the right ends of the two sets of right positioning plates are respectively located at the right of the two sets. In the adjusting grooves, the front and rear ends of the right fixing plate are provided with right mounting through holes, two sets of right mounting through holes communicate with the two sets of right adjusting grooves, and a third is fixedly installed in the two sets of right mounting through holes. Ball bearings 36, one end of the two sets of third threaded pipes passes through the two sets of third ball bearings from the front and rear ends of the right fixing plate into the two sets of right adjustment grooves, and one end of the two sets of third threaded rods is respectively connected with the two sets of The end of the right positioning plate facing away from the first ball bearing is connected The other ends of the two sets of third threaded rods are respectively inserted and screwed into the ends of the two sets of third threaded pipes facing the first ball bearing. The left end of the two sets of left positioning plates is provided with a left magnetic strip 37 on the inner side of the two sets of right positioning. A right magnetic strip 38 is provided on the outer side of the left end of the board, and two sets of left magnetic strips are connected to the two sets of right magnetic strips through magnetic adsorption. The front end of the fixed plate is provided with two sets of pallets 39, and the two sets of pallets are located on the conveyor device. Inside, and the two sets of pallets are located below the installation station and the pressing station respectively, and the top ends of the two sets of pallets are in contact with the bottom end of the top surface of the conveyor belt device; through the above setting, the compression cylinder drives the compression telescopic rod to Moving down, the pressing telescopic rod drives the mounting plate, multiple sets of pressure detection devices and the pressing plate to move downward together. When the bottom end of the pressing plate contacts the top of the LCM liquid crystal module and exerts a certain pressure on the top of the LCM liquid crystal module At this time, the compression plate compresses the spring through the guide post and the limit plate, and senses the pressure through the pressure sensor on the top of the support plate, and transmits the pressure information to the single-chip microcomputer. When the pressure reaches the set value , The single-chip microcomputer will stop the pressing cylinder to accurately control the pressing force, improve the pressing effect of the LCM liquid crystal module, improve the practicality, and use multiple sets of pressure detection devices to press the pressing plate and the mounting plate. The pressure of different parts between the two sides is tested to ensure that the LCM liquid crystal module is uniformly stressed; by manually rotating the two sets of first threaded tubes, the left and right splints are moved laterally, and the distance between the left and right splints By adjusting, by manually rotating the two sets of the second threaded tube and the two sets of the third threaded tube, the two sets of left positioning plates and two sets of right positioning plates can be moved longitudinally, and the two sets of left positioning plates and two sets of right positioning plates can be adjusted. The distance between them can effectively fix LCM LCD modules of different sizes and reduce their use limitations. The left magnetic strip and the right magnetic strip are magnetically attracted to each other, so that the left and right positioning plates are rotated to the top of the conveyor belt. It can effectively connect and play a positioning role when face to face, and can adjust the fixed position of LCM LCD modules of the same size through the above methods to improve the accuracy of lamination; The stepper motor is controlled by the controller. Each time the stepper motor is started, it drives the conveyor device to move a quarter of a circle, and transports the fixed-position LCM LCD module to the pressing station for pressing. The next set of LCM LCD modules are fixedly installed to achieve continuous production and processing. Improving work efficiency can achieve continuous production and improve work efficiency.

The pressing device used in the production of LCM liquid crystal modules of the present utility model has a cross section inside the guide sleeve which is square, and the support plate and the limit plate are both square structures matching the inside of the guide sleeve. Both the plate and the limit plate can slide up and down in the guide sleeve, and can prevent the support plate and the limit plate from rotating in the guide sleeve, improving the accuracy of pressure detection.

The pressing device for LCM liquid crystal module production of the present utility model further includes a plurality of sets of fourth threaded rods 40, a plurality of sets of fourth threaded tubes 41, and a plurality of sets of adjustment plates 42. The through upper mounting through-holes, the bottom ends of the multiple sets of through-holes are respectively communicated with the inside of the multiple sets of guide sleeves, and the fourth ball bearings 43 are fixedly installed in the multiple sets of through-holes. The bottom end of the mounting plate extends through the fourth group of ball bearings into the multiple sets of guide sleeves, the multiple sets of adjustment plates are located in the multiple sets of guide sleeves, and the multiple sets of adjustment plates are respectively located above the multiple sets of pressure sensors. The multiple sets of adjusting plates are square structures matching the inside of the guide sleeve. The bottom ends of the multiple sets of fourth threaded rods are connected to the middle of the top ends of the multiple sets of adjusting plates, respectively. Installed inside the bottom ends of multiple sets of fourth threaded pipes; through the above settings, by manually rotating the fourth threaded pipe, the position of the adjustment plate in the guide sleeve is adjusted up and down to ensure that when the pressing plate moves downward, multiple sets of pressure sensors detect To the pressure With improved operational reliability.

The pressing device for LCM liquid crystal module production of the present utility model further comprises a receiving plate 44 and a pillar 45. The receiving plate is installed on the left side of the top of the workbench through the pillar, and the receiving plate is located at the lower left of the conveyor belt; In the above setting, when the pressed LCM liquid crystal module is moved above the receiving plate with the conveyor device, the two sets of left positioning plates always remain tangent to the conveyor device. The receiving board is convenient for taking out the pressed LCM liquid crystal module without manual retrieving, which improves the reliability of use.

The pressing device for LCM liquid crystal module production of the present utility model further includes an ion fan 46. The ion fan is installed on the top of the front end of the fixed plate, and the ion fan is located between the pressing station and the installation station. The bottom output end of the fan is oriented vertically to the top surface of the conveyor device, and the ion fan is electrically connected to the controller; through the above settings, the LCM liquid crystal module in the moving process is destaticized by the ion fan to prevent the Static electricity attracts charged dust in the air, improving practicality.

The utility model relates to a pressing device for LCM liquid crystal module production. The left plywood, right plywood, two sets of left positioning plates and two sets of right positioning plates are made of rubber, and the top surface of the receiving plate is made of flexible rubber. Through the above settings, the protection of the LCM liquid crystal module is improved.

The pressing device for LCM liquid crystal module production of the utility model has a gap between the right end of two sets of left magnetic strips and the left end of two sets of right positioning plates, and the left end of two sets of right magnetic strips and two sets of left There is a gap between the right ends of the positioning plates; through the above-mentioned settings, it is convenient for the two sets of left positioning plates and the two sets of right positioning plates to be effectively connected and improve the practicability.

The pressing device for LCM liquid crystal module production of the present utility model further comprises a display 47, which is installed at the front end of the fixed board, and the display is electrically connected to the single-chip microcomputer; the pressure transmitted by the pressure sensor is transmitted through the single-chip microcomputer through the above setting. The information is processed and then displayed on the monitor in real time to visually display the magnitude of the pressure, and it is convenient to debug multiple groups of pressure sensors, so that the multiple groups of pressure sensors can detect large pressures in a consistent manner and improve practicability.

The utility model relates to a pressing device for LCM liquid crystal module production. When working, before the above-mentioned actions are completed, it is first moved to the position required by the user, and the two first threaded tubes are manually rotated, respectively. The left and right splints are moved laterally, and the distance between the left and right splints is adjusted. By manually rotating two sets of second threaded tubes and two sets of third threaded tubes, two sets of left positioning plates and two sets of The right positioning plate is moved longitudinally, and the distance between the two sets of left positioning plates and the two sets of right positioning plates can be used to effectively fix LCM LCD modules of different sizes and reduce their use limitations. The magnetic strips attract each other magnetically, so that the left positioning plate and the right positioning plate are effectively connected and play a positioning role when rotating to the top surface of the conveyor belt, and the fixed position of the same size LCM liquid crystal module can be adjusted by the above method to improve Pressing accuracy. After the LCM LCD module is fixed, the stepper motor is controlled by the controller. Each time the stepper motor is started, it drives the conveyor device to move by a quarter. In one turn, the LCM liquid crystal module of the fixed station is transported to the lamination station for lamination, and the next group of LCM liquid crystal modules can be fixed and installed at the same time of lamination to achieve continuous production processing and improve work efficiency. Production, improve work efficiency, during compression, the compression cylinder drives the compression telescopic rod to move downward, and the compression telescopic rod drives the mounting plate, multiple sets of pressure detection devices and the compression plate to move downward together. When the bottom end of the compression plate and When the top of the LCM liquid crystal module contacts and applies a certain pressure to the top of the LCM liquid crystal module, the pressing plate compresses the spring through the guide post and the limit plate, and the pressure sensor at the top of the support plate senses the pressure, and The pressure information is transmitted to the single-chip microcomputer. When the pressure reaches the set value, the single-chip microcomputer will stop the pressing cylinder to accurately control the pressing force, improve the pressing effect of the LCM LCD module, and improve the practicality. Performance, and through multiple sets of pressure detection devices to detect the pressure situation between the pressure plate and the mounting plate, to ensure that the LCM LCD module is uniformly stressed, when When the combined LCM liquid crystal module is moved above the receiving plate with the conveyor device, the two sets of left positioning plates are always tangent to the conveyor device. The LCM liquid crystal module is turned over and placed on the receiving plate through the two sets of left positioning plates. Take out the pressed LCM LCD module, no manual material is needed. By manually rotating the fourth threaded tube, the position of the adjustment plate in the guide sleeve is adjusted up and down to ensure that when the pressing plate moves downward, multiple pressure sensors The detected pressure is the same, which improves the reliability of use. The ionization fan is used to remove static electricity from the LCM liquid crystal module during movement to prevent static electricity on the LCM liquid crystal module from attracting charged dust in the air.

The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements And the modification should also be regarded as the protection scope of the utility model.

Claims

A compression device for LCM liquid crystal module production includes a workbench (1), a fixed plate (2) is set at the top of the worktable (1), and a compression cylinder ( 3) The bottom output end of the compression cylinder (3) is provided with a compression telescopic rod (4); characterized in that it also includes a mounting plate (5), a compression plate (6), multiple sets of pressure detection devices (7) and The single-chip microcomputer (8), the bottom end of the press-fit telescopic rod (4) is connected to the top end of the mounting plate (5), and the top ends of the multiple sets of pressure detection devices (7) are connected to the bottom end of the mounting plate (5) The bottom ends of the multiple sets of pressure detection devices (7) are all connected to the top of the pressing plate (6), and the multiple sets of pressure detecting devices (7) are evenly distributed between the mounting plate (5) and the pressing plate (6). The multiple groups of pressure detection devices (7) have the same structure. Each of the multiple groups of pressure detection devices (7) includes a guide sleeve (9), a guide post (10), and a baffle (11). The top end of the guide sleeve (9) It is connected to the bottom end of the mounting plate (5), and a limit plate (12), a spring (13), and a support are set inside the guide sleeve (9). A plate (14) and a pressure sensor (15), the pressure sensor (15) is installed at the top of the support plate (14), and the top and bottom ends of the spring (13) are respectively connected with the bottom end of the support plate (14) and The top of the limit plate (12) is connected, the baffle (11) is installed at the bottom end of the guide sleeve (9), and a through hole is provided in the middle of the baffle (11). The bottom end is connected to the top of the pressing plate (6), and the top of the guide post (10) extends from the bottom end of the baffle plate (11) through the through hole into the guide sleeve (9) and is connected to the limit plate (12). The middle of the bottom end is connected, and the multiple sets of pressure sensors (15) and the pressing cylinder (3) are electrically connected to the single-chip microcomputer (8); and further include a conveyor device (16), a stepper motor (17) and a controller (18) The conveyor belt device (16) is installed at the front end of the fixed plate (2), the stepping motor (17) is installed at the top of the work table (1) and connected with the conveyor belt device (16) through a belt drive, the control The controller (18) is installed at the front end of the fixed plate (2), and the controller (18) is electrically connected to the stepper motor (17). (16) two sets of fixing devices (19) are provided on the top surface and the bottom surface of the conveyor belt, and the two sets of fixing devices (19) on the top surface of the conveyor belt are respectively located at a fixing station and a pressing station, and the pressing station It is located vertically below the pressing plate (6), and four sets of fixing devices (19) are arranged at equal intervals along the conveying path of the conveyor belt device (16). The fixing device (19) includes a left fixing plate (20) and a right fixing plate. (21), left splint (22), right splint (23), two sets of first threaded rods (24), two sets of first threaded tubes (25), two sets of left positioning plates (26), two sets of second threads Rod (27), two sets of second threaded tubes (28), two sets of right positioning plates (29), two sets of third threaded rods (30), and two sets of third threaded tubes (31), the left fixing plate ( 20) and the right fixing plate (21) are longitudinally installed on the outside of the conveyor belt, and a mounting groove is provided in the right middle portion of the left fixing plate (20) and the left middle portion of the right fixing plate (21), and the two sets of mounting grooves The first ball bearing (32) is arranged inside, the left end of the left fixing plate (20) and the right end of the right fixing plate (21) Perforations are provided, the two sets of perforations communicate with two sets of mounting grooves respectively, and one end of the two sets of first threaded pipes (25) passes through a set of perforations and a set of first from the outside of the fixing device (19) in order. Ball bearings (32) to the inside of the fixing device (19), the other ends of the two sets of first threaded tubes (25) are located outside of the fixing device (19), and one end of the two sets of first threaded rods (24) is respectively It is connected to the middle of the left end of the left splint (22) and the middle of the right end of the right splint (23). The other ends of the two sets of first threaded rods (24) are inserted and screwed into the two sets of first threaded tubes (25). (19) Inside one end of the inner side, both left and right sides of the left end of the left fixing plate (20) are provided with left adjusting grooves (33), and the left ends of the two sets of left positioning plates (26) are respectively located in the two sets of left In the adjusting groove (33), front and rear ends of the left fixing plate (20) are provided with left mounting through holes, and the two sets of left mounting through holes communicate with the two sets of left adjusting grooves (33), respectively, and A second ball bearing (34) is fixedly installed in the left mounting through hole. One end of the two-threaded tube (28) passes through the two sets of second ball bearings (34) from the front and rear ends of the left fixing plate (20) to the two sets of left adjustment grooves (33), respectively. One end of the rod (27) is respectively connected to one end of the two sets of left positioning plates (26) facing away from the first ball bearing (32), and the other ends of the two sets of second threaded rods (27) are respectively inserted and screwed to the two sets of first The two-threaded tube (28) faces the inside of one end of the first ball bearing (32). The right side of the left end of the right fixing plate (21) is provided with right adjustment grooves (35), and the two sets of right positioning plates The right ends of (29) are respectively located in two sets of right adjustment grooves (35), and the front and rear ends of the right fixing plate (21) are provided with right mounting through holes, which are respectively adjusted with the two sets of right The grooves (35) communicate with each other, and a third ball bearing (36) is fixedly installed in the two sets of right mounting through holes. One end of the two sets of third threaded pipes (31) is respectively from the front end of the right fixing plate (21). And the rear end pass through two sets of third ball bearings (36) into two sets of right adjusting grooves (35), the two sets of third threaded rods One end of 30) is respectively connected to one end of two sets of right positioning plates (29) facing away from the first ball bearing (32), and the other ends of two sets of third threaded rods (30) are respectively inserted and screwed to two sets of third threads. The end of the tube (31) facing the first ball bearing (32) is provided with a left magnetic strip (37) inside the right end of the two sets of left positioning plates (26), and an outer side of the left end of the two sets of right positioning plates (29). There are right magnetic strips (38), the two sets of left magnetic strips (37) are connected to the two sets of right magnetic strips (38) through magnetic attraction respectively, and the front end of the fixed plate (2) is provided with two sets of pallets (39), The two sets of pallets (39) are located inside the conveyor device (16), and the two sets of pallets (39) are located below the installation station and the pressing station, respectively, and the tops of the two sets of pallets (39) are both In contact with the bottom end of the top surface of the conveyor device (16).
The pressing device for producing LCM liquid crystal module according to claim 1, characterized in that the cross section inside the guide sleeve (9) is square, and the support plate (14) and the limit plate (12) are square structures matching the inside of the guide sleeve (9).
The pressing device for LCM liquid crystal module production according to claim 2, further comprising a plurality of sets of fourth threaded rods (40), a plurality of sets of fourth threaded tubes (41), and a plurality of sets of adjustments Plate (42), the mounting plate (5) is provided with a plurality of sets of upper mounting through holes penetrating up and down, and the bottom ends of the plurality of sets of mounting through holes are respectively communicated with the interior of the plurality of sets of guide sleeves (9), and A fourth ball bearing (43) is fixedly installed in the plurality of sets of mounting through holes, and the bottom ends of the plurality of sets of fourth threaded pipes (41) pass through the plurality of sets of fourth ball bearings from the top of the mounting plate (5), respectively. (43) Extend into multiple sets of guide sleeves (9), the multiple sets of adjustment plates (42) are located in multiple sets of guide sleeves (9), and multiple sets of adjustment plates (42) are respectively located in multiple sets of pressure sensors (15 Above the multiple sets of adjustment plates (42) are square structures matching the inside of the guide sleeve (9), the bottom ends of the multiple sets of fourth threaded rods (40) and the multiple sets of adjustment plates (42) are respectively The top ends of the plurality of sets of fourth threaded rods (40) are respectively inserted and screwed to the bottom of the plurality of sets of fourth threaded tubes (41). Interior.
The pressing device for producing LCM liquid crystal modules according to claim 3, further comprising a receiving plate (44) and a pillar (45), wherein the receiving plate (44) passes through the pillar ( 45) Installed on the left side of the top of the workbench (1), and the receiving plate (44) is located on the lower left of the conveyor.
The pressing device for producing LCM liquid crystal modules according to claim 4, further comprising an ion fan (46), wherein the ion fan (46) is installed on the top of the front end of the fixing plate (2). And the ion fan (46) is located between the pressing station and the installation station, the bottom output end of the ion fan (46) is vertically facing the top surface of the conveyor device (16), the ion fan (46) and the controller (18) ) Electrical connection.
The pressing device for producing LCM liquid crystal modules according to claim 5, characterized in that the left splint (22), the right splint (23), two sets of left positioning plates (26), and two sets The right positioning plate (29) is made of rubber, and the top surface of the receiving plate (44) is made of flexible rubber.
The pressing device for producing LCM liquid crystal modules according to claim 6, characterized in that between the right ends of the two sets of left magnetic strips (37) and the left ends of the two sets of right positioning plates (29) There is a gap, and there is a gap between the left end of the two sets of right magnetic strips (38) and the right end of the two sets of left positioning plates (26).
The pressing device for producing LCM liquid crystal modules according to claim 7, further comprising a display (47), wherein the display (47) is installed at the front end of the fixing plate (2), and the display (47) Electrical connection with the single chip microcomputer (8).

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