CN219190794U

CN219190794U - Automatic cutting equipment for liquid crystal display screen

Info

Publication number: CN219190794U
Application number: CN202223407921.9U
Authority: CN
Inventors: 廖宗保; 吴维顺; 邹小刚
Original assignee: Jiangxi Guowei Photoelectric Display Co ltd
Current assignee: Jiangxi Guowei Photoelectric Display Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-16
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses automatic cutting equipment for a liquid crystal display screen, which comprises a cutting table, wherein the top surface of the cutting table is provided with a cutting groove, and the side surface of the inner side of the cutting groove is provided with a groove; according to the utility model, the output end of the servo motor is driven to rotate by starting the servo motor, the screw rod rotatably arranged on the bracket is meshed and connected with the first bevel gear through the second bevel gear, so that the screw rod is driven by the servo motor to drive the moving box to move along the surface of the screw rod in the transmission process, in the process, the driving motor and the second cylinder in the moving box are started, the driving motor is driven by the driving motor to rotate under the action of the driving belt, the support is driven to move downwards by stretching of the second cylinder, the cutting wheel in a rotating state stretches into the cutting groove and contacts with the display screen board, cutting is realized, and when the side surface of the moving box is connected with the first pressure sensor of the support block, the power supply of the servo motor is automatically cut off by the controller.

Description

Automatic cutting equipment for liquid crystal display screen

Technical Field

The utility model relates to the technical field of display screen cutting, in particular to automatic cutting equipment for a liquid crystal display screen.

Background

The LCD belongs to a flat panel display, and is used for screen display of televisions and computers, and in the process of producing the LCD, the LCD needs to be cut correspondingly, so that the LCD needs to be assisted by cutting equipment.

Through retrieving, patent number CN212476536U is a high-definition liquid crystal display automatic cutout equipment, including workstation, motor and cutting knife, the standing groove has been seted up to the upside of workstation, the right-hand member of workstation upside articulates there is the regulating plate, and the top of regulating plate is connected with first screw rod through the bearing, the swivel nut has been cup jointed to the surface of first screw rod, and the left side fixedly connected with clamp plate of swivel nut, the right side fixedly connected with first slider of swivel nut, and the other end of first slider is connected with the dead lever, the movable groove has been seted up with the corresponding position of first slider in the left side of dead lever, and the inner wall in movable groove contacts with the surface of first slider. The utility model is provided with the adjusting plate and the inserting rod, so that a user can conveniently adjust the adjusting plate to a proper angle in the cutting process, the operation space of the device is enlarged by arranging the limiting plate and the hinge plate, and the transverse movement of the cutting knife is adjusted by arranging the transverse rod and the moving sleeve.

In the above-mentioned scheme, through the removal cover that sets up to have the handle realization cutting assembly to the cutting of liquid crystal display raw materials, but because this kind of cutting assembly adopts manual operation's mode, degree of automation is not high, is unfavorable for the high-efficient cutting of liquid crystal display raw materials panel.

Therefore, an automatic cutting device for a liquid crystal display screen is provided, which has the advantages of automatic cutting and stopping, and further solves the problems in the background technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an automatic cutting device for a liquid crystal display screen.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a liquid crystal display automatic cutout equipment, includes the cutting table, the cutting groove is seted up to the top surface of cutting table, and the inboard side of cutting groove sets up the recess, first cylinder is installed to inside fastening of recess, and first cylinder output is fixed with the butt plate, the second pressure sensor is installed in the surface embedding of butt plate, the peripheral welding of cutting groove has the support, and the top of support is rotated through supporting shoe and bearing and is installed the screw rod, the support lateral wall has servo motor through the bolt fastening, and servo motor output is fixed with first helical gear, the one end of screw rod is connected with first helical gear meshing through the second helical gear, the inboard top surface laminating of support has the movable box, and the top surface of movable box passes through thread bush and screw rod threaded connection, the second cylinder is installed to movable box internal wall face fastening, and is fixed with the support on the piston rod of second cylinder, the support medial surface has driving motor through the bolt fastening, and the bottom of support is rotated through the bearing and is installed the cutting wheel, the winding between driving motor output and the shaft, the support medial surface has servo motor to pass through the bolt fastening, two guide arms have two opposite directions to weld the side wall to the two side wall sensor, two side wall welding pieces have two side wall to insert mutually.

As a further description of the above technical solution: the groove, the first cylinder, the resisting plate and the second pressure sensor are provided with a plurality of groups, the grooves, the first cylinder, the resisting plate and the second pressure sensor are distributed on two sides of the inside of the cutting groove, and scale marks are imprinted on the bottom surface of the inner side of the cutting groove.

As a further description of the above technical solution: the bottom of the cutting table is welded with a collecting hopper, the bottom of the collecting hopper is provided with an inclined plane, the side surface of the lower part of the collecting hopper is provided with a waste discharge port, and the bottom surface of the inner side of the cutting tank penetrates through the collecting hopper to be provided with a slag drop port.

As a further description of the above technical solution: the whole L type structure that is of support, and the one end that the support had the cutting wheel extends to the removal case outside.

As a further description of the above technical solution: two guide rods are welded between the two support blocks, and two side lugs are welded on the outer surface of the movable box corresponding to the guide rods.

As a further description of the above technical solution: the top surface of the support is provided with a yielding port with a strip-shaped structure corresponding to the threaded sleeve.

As a further description of the above technical solution: the side wall surface of the support is fixedly provided with a controller, the output end of the controller is electrically connected with the servo motor, the first cylinder, the second cylinder and the driving motor respectively, and the first pressure sensor and the second pressure sensor are electrically connected with the controller.

The utility model has the following beneficial effects:

according to the utility model, the output end of the servo motor is driven to rotate by starting the servo motor, the screw rod rotatably arranged on the bracket is meshed and connected with the first bevel gear through the second bevel gear, so that the screw sleeve drives the movable box to move along the surface of the screw rod in the process of driving the screw rod by the servo motor, in the process, the driving motor and the second cylinder in the movable box are started to drive the cutting wheel to rotate under the action of the driving belt, the stretching of the second cylinder pushes the support to move downwards, the cutting wheel in a rotating state stretches into the cutting groove and contacts with the display screen board material to realize cutting, and when the side surface of the movable box is connected with the first pressure sensor of the support block, the controller automatically cuts off the power supply of the servo motor;

according to the utility model, two groups of grooves, the first air cylinder, the retaining plate and the second pressure sensor are arranged on two sides of the inside of the cutting groove to form a clamping mechanism of the display screen plate, the first air cylinder is started to drive the first air cylinder to push the retaining plate to be close to the display screen plate, when the second pressure sensor of the retaining plate is propped against the display screen plate, the controller cuts off the power supply of the first air cylinder to keep the clamping effect of the display screen plate, wherein the two groups of grooves, the first air cylinder, the retaining plate and the second pressure sensor are arranged on two sides of the inside of the cutting groove, so that the side surfaces of the display screen plate can be clamped in opposite directions, the stable clamping of the position to be cut of the display screen plate can be realized, and the scale marks arranged in the cutting groove are matched, so that the display screen with a specific size can be cut.

Drawings

FIG. 1 is a schematic diagram of an automatic cutting device for LCD screen according to the present utility model;

FIG. 2 is a top view of a cutting table of an automatic cutting apparatus for LCD according to the present utility model;

fig. 3 is a schematic diagram of a mobile case of an automatic cutting device for a liquid crystal display according to the present utility model.

Legend description:

1. a cutting table; 2. a bracket; 3. a servo motor; 4. a first helical gear; 5. a second helical gear; 6. a screw; 7. a moving case; 8. a thread sleeve; 9. cutting a groove; 10. a guide rod; 11. a support block; 12. a first pressure sensor; 13. a groove; 14. a first cylinder; 15. a retaining plate; 16. a cutting wheel; 17. a slag drop port; 18. a collection bucket; 19. a second pressure sensor; 20. scale marks; 21. a second cylinder; 22. a support; 23. a drive belt; 24. a driving motor; 25. and (5) side ears.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

According to an embodiment of the utility model, an automatic cutting device for a liquid crystal display is provided.

The utility model will be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-3, an automatic cutting device for a liquid crystal display according to the embodiment of the utility model comprises a cutting table 1, a cutting groove 9 is formed on the top surface of the cutting table 1, a groove 13 is formed on the inner side surface of the cutting groove 9, a first cylinder 14 is fixedly installed in the groove 13, a retaining plate 15 is fixed at the output end of the first cylinder 14, a second pressure sensor 19 is embedded and installed on the surface of the retaining plate 15, a bracket 2 is welded at the periphery of the cutting groove 9, a screw rod 6 is rotatably installed above the bracket 2 through a supporting block and a bearing, a servo motor 3 is fixed on the side wall surface of the bracket 2 through a bolt, a first bevel gear 4 is fixed on the output end of the servo motor 3, one end of the screw rod 6 is meshed and connected with the first bevel gear 4 through a second bevel gear 5, the inner side top surface of the bracket 2 is attached with a movable box 7, the top surface of the movable box 7 is in threaded connection with a screw rod 6 through a thread bush 8, the inner wall surface of the movable box 7 is fixedly provided with a second air cylinder 21, a piston rod of the second air cylinder 21 is fixedly provided with a support 22, the inner side surface of the support 22 is fixedly provided with a driving motor 24 through a bolt, the bottom of the support 22 is rotatably provided with a cutting wheel 16 through a bearing, a driving belt 23 is wound between the output end of the driving motor 24 and a wheel shaft of the cutting wheel 16, the inner side surface of the bracket 2 is welded with two support blocks 11, the opposite surfaces of the two support blocks 11 are embedded and provided with a first pressure sensor 12, a guide rod 10 is welded between the two support blocks 11, the side wall surface of the movable box 7 is sheathed with the guide rod 10 through a side lug 25, the output end of the servo motor 3 is driven to rotate by starting the servo motor 3, the screw rod 6 rotatably arranged on the bracket 2 is meshed and connected with the first helical gear 4 through the second helical gear 5, so that the screw sleeve 8 drives the movable box 7 to move along the surface of the screw rod 6 in the transmission process of the screw rod 6 driven by the servo motor 3, in the process, the driving motor 24 and the second air cylinder 21 in the movable box 7 are started to drive the cutting wheel 16 to rotate under the action of the driving belt 23, the stretching of the second air cylinder 21 pushes the bracket 22 to move downwards, the cutting wheel 16 in a rotating state stretches into the cutting groove 9 and contacts with the display screen board, cutting is realized, and when the side surface of the movable box 7 is connected with the first pressure sensor 12 of the support block 11, the controller automatically cuts off the power supply of the servo motor 3;

in one embodiment, the grooves 13, the first air cylinders 14, the retaining plates 15 and the second pressure sensors 19 are provided with a plurality of groups, the grooves 13, the first air cylinders 14, the retaining plates 15 and the second pressure sensors 19 are distributed on two sides of the inside of the cutting groove 9, graduation marks 20 are stamped on the bottom surface of the inside of the cutting groove 9, the first air cylinders 14 are driven to push the retaining plates 15 to be close to the display screen board by starting the first air cylinders 14, when the second pressure sensors 19 of the retaining plates 15 are propped against the display screen board, the controller cuts off the power supply of the first air cylinders 14 to keep the clamping effect of the display screen board, wherein, as the two groups of grooves 13, the first air cylinders 14, the retaining plates 15 and the second pressure sensors 19 are arranged on two sides of the inside of the cutting groove 9, the side surfaces of the display screen board can be clamped in opposite directions, the stable clamping of the to-be-cut part of the display screen board is achieved, and the graduation marks 20 arranged in the cutting groove 9 are matched, so that the display screen board is cut in a specific size.

In one embodiment, the bottom of the cutting table 1 is welded with a collecting hopper 18, the bottom of the collecting hopper 18 is provided with an inclined surface, the side surface of the lower part of the collecting hopper 18 is provided with a waste discharge port, the bottom surface of the inner side of the cutting groove 9 penetrates through the collecting hopper 18 and is provided with a slag falling port 17, and when cutting slag is discharged, the cutting groove 9 is cleaned manually, so that the slag is promoted to enter the collecting hopper 18 from the slag falling port 17 and then slide out from the inclined surface of the collecting hopper 18.

In one embodiment, the support 22 is of an L-shaped structure as a whole, and one end of the support 22 with the cutting wheel 16 extends to the outer side of the movable box 7, and the support 22 can serve as a mounting carrier for the driving motor 24 and the cutting wheel 16 and facilitates lifting and lowering of the cutting wheel 16.

In one embodiment, two guide rods 10 are welded between two support blocks 11, two side lugs 25 are welded on the outer surface of the movable box 7 corresponding to the guide rods 10, and the stability of the movement of the movable box 7 can be improved through the guide rods 10 and the side lugs 25.

In one embodiment, the top surface of the support 2 is provided with a yielding port with a strip-shaped structure corresponding to the threaded sleeve 8, and the yielding port can be used for yielding for the movement of the threaded sleeve 8.

In one embodiment, the side wall surface of the bracket 2 is fixedly provided with a controller, the output end of the controller is respectively and electrically connected with the servo motor 3, the first cylinder 14, the second cylinder 21 and the driving motor 24, the first pressure sensor 12 and the second pressure sensor 19 are electrically connected with the controller, the control circuit of the controller can be realized through simple programming of a person skilled in the art, and the controller is only used and is not transformed, so that the control mode and circuit connection are not described in detail, wherein the controller is connected with an external power supply through a wire, and the power supply is convenient.

Working principle:

when in use, firstly, the display screen board to be cut is placed in the cutting groove 9, so that the display screen board is positioned at one end in the cutting groove 9, when in clamping, the first cylinder 14 is started to drive the retaining plate 15 to be close to the display screen board, when the second pressure sensor 19 of the retaining plate 15 is propped against the display screen board, the controller cuts off the power supply of the first cylinder 14 to keep the clamping effect of the display screen board, wherein, as two groups of grooves 13, the first cylinder 14, the retaining plate 15 and the second pressure sensor 19 are arranged at two sides in the cutting groove 9, the side surfaces of the display screen board can be oppositely clamped, the stable clamping of the position to be cut of the display screen board is realized, the scale mark 20 arranged in the cutting groove 9 is matched, so that the display screen with specific size is cut, when in cutting, the output end of the servo motor 3 is driven to drive the first bevel gear 4 to rotate by starting the servo motor 3, the screw rod 6 rotatably arranged on the bracket 2 is meshed and connected with the first bevel gear 4 through the second bevel gear 5, so that the screw sleeve 8 drives the movable box 7 to move along the surface of the screw rod 6 in the transmission process of the screw rod 6 by the servo motor 3, in the process, the driving motor 24 and the second air cylinder 21 in the movable box 7 are started to drive the driving motor 24 to rotate under the action of the driving belt 23, the stretching of the second air cylinder 21 pushes the support 22 to move downwards, the cutting wheel 16 in the rotating state stretches into the cutting groove 9 and contacts with the display screen board, cutting is realized, when the side surface of the movable box 7 is connected with the first pressure sensor 12 of the support block 11, the controller automatically cuts off the power supply of the servo motor 3, and compared with the traditional manual cutting mechanism, the manual cutting mechanism has the advantages of time and labor saving and high degree of automation, when the cutting waste residue is discharged, the cutting groove 9 is cleaned manually, so that the waste residue is caused to enter the collecting hopper 18 from the residue falling port 17, and then slides out from the inclined surface of the collecting hopper 18.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a liquid crystal display automatic cutout equipment, includes cutting table (1), its characterized in that: the cutting table is characterized in that a cutting groove (9) is formed in the top surface of the cutting table (1), a groove (13) is formed in the inner side surface of the cutting groove (9), a first air cylinder (14) is fixedly arranged in the groove (13), a retaining plate (15) is fixedly arranged at the output end of the first air cylinder (14), a second pressure sensor (19) is embedded and arranged on the surface of the retaining plate (15), a bracket (2) is welded on the periphery of the cutting groove (9), a screw (6) is rotatably arranged above the bracket (2) through a supporting block and a bearing, a servo motor (3) is fixedly arranged on the side wall surface of the bracket (2) through a bolt, a first helical gear (4) is fixedly arranged at the output end of the servo motor (3), one end of the screw (6) is meshed and connected with the first helical gear (4) through a second helical gear (5), a movable box (7) is attached to the inner side top surface of the bracket (2), a second air cylinder (21) is fixedly arranged on the inner wall surface of the movable box (7) through a thread sleeve (8) and is in threaded connection with the screw (6), a second helical gear (21) is fixedly arranged on the inner wall surface of the movable box (7), a second air cylinder (21) is fixedly arranged on the inner side surface of the second air cylinder (21) through a bearing (22), a driving support (22) is fixedly arranged on the inner side of the piston rod (22) through a bearing (22), the driving motor is characterized in that a driving belt (23) is wound between the output end of the driving motor (24) and the wheel shaft of the cutting wheel (16), two supporting blocks (11) are welded on the inner side surface of the support (2), the first pressure sensor (12) is embedded and installed on the opposite surfaces of the two supporting blocks (11), a guide rod (10) is welded between the two supporting blocks (11), and the side wall surface of the movable box (7) is sleeved with the guide rod (10) through a side lug (25).

2. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: the groove (13), the first air cylinder (14), the retaining plate (15) and the second pressure sensor (19) are provided with a plurality of groups, the grooves (13), the first air cylinder (14), the retaining plate (15) and the second pressure sensor (19) are distributed on two sides of the inside of the cutting groove (9), and scale marks (20) are printed on the bottom surface of the inner side of the cutting groove (9).

3. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: the bottom of cutting board (1) welding has collection fill (18), and the bottom of collecting fill (18) is equipped with the inclined plane to waste discharge mouth is seted up to the lower part side of collecting fill (18), cutting tank (9) inboard bottom surface link up and collect fill (18) and set up slag notch (17).

4. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: the support (22) is of an L-shaped structure as a whole, and one end of the support (22) with the cutting wheel (16) extends to the outer side of the movable box (7).

5. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: two guide rods (10) are welded between the two support blocks (11), and two side lugs (25) are welded on the outer surface of the movable box (7) corresponding to the guide rods (10).

6. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: the top surface of the bracket (2) is provided with a yielding port with a strip-shaped structure corresponding to the thread sleeve (8).

7. The automatic cutting apparatus for liquid crystal display according to claim 1, wherein: the side wall surface of the support (2) is fixedly provided with a controller, the output end of the controller is electrically connected with the servo motor (3), the first air cylinder (14), the second air cylinder (21) and the driving motor (24) respectively, and the first pressure sensor (12) and the second pressure sensor (19) are electrically connected with the controller.