CN211522022U - Cutting device for processing TFT liquid crystal display screen - Google Patents

Abstract

The utility model discloses a cutting device of TFT liquid crystal display processing usefulness, including the cutting bed, and locate the cutting device of cutting bed top, be equipped with the glass substrate on the cutting bed, the both ends of cutting bed are provided with T type spout, sliding connection has the first montant of T in the T type spout, the upper end of the first montant of T is provided with the square cross bar, cutting device's upper end is provided with the cylinder, the piston rod and the cutting device fixed connection of cylinder, the upper end of cylinder is provided with the slider, be provided with the square hole on the slider, the square hole slides with the square cross bar and cup joints, be provided with the screw on the first montant of T, screw female connection has the screw rod, the screw rod is equipped with splint towards the one. The cutting device is conveniently and flexibly transversely positioned at first and then cut in the front-back direction, and the flexibility of cutting the glass substrate is integrally improved.

Description

Cutting device for processing TFT liquid crystal display screen

Technical Field

The utility model relates to a liquid crystal display processing technology field specifically is a cutting device of TFT liquid crystal display processing usefulness.

Background

The TFT-LCD is a thin film transistor type LCD, so-called 'true color', the TFT liquid crystal is provided with a semiconductor switch for each pixel, and each pixel can be directly controlled by point pulse, so that each node is relatively independent and can be continuously controlled, the reaction speed of the display screen is improved, the display color level can be accurately controlled, and the color of the TFT liquid crystal is more true.

In the TFT liquid crystal display screen, the main component is a TFT glass substrate, and the TFT glass substrate is cut according to the design size requirement in production.

However, most of the conventional cutting devices for processing glass substrates of TFT liquid crystal displays do not have screw-driven clamping devices with symmetrical ends, and a front-and-back sliding type T-shaped chute sliding structure is provided on a cutting table, a transverse sliding type cylinder telescopic structure and a cutting device are provided at the upper end of a T-head vertical rod, and a plurality of groups of ball structures are provided on a clamping plate, so that it is impossible to realize convenient and flexible cutting of the cutting device in the front-and-back direction by positioning the cutting device in the transverse direction, and the flexibility of cutting the glass substrates is reduced as a whole.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting device of TFT liquid crystal display processing usefulness to the problem that the nimble usability is lower of the cutting of solution to glass substrate.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cutting device of TFT liquid crystal display processing usefulness, includes the cutting bed to and locate the cutting device of cutting bed top, be equipped with the glass substrate on the cutting bed, the both ends of cutting bed are provided with T type spout, sliding connection has the first montant of T in the T type spout, the upper end of the first montant of T is provided with the square cross bar, cutting device's upper end is provided with the cylinder, the piston rod and the cutting device fixed connection of cylinder, the upper end of cylinder is provided with the slider, be provided with the square hole on the slider, the square hole cup joints with the square cross bar slides, be provided with the screw on the first montant of T, screw female connection has the screw rod, and the screw rod is equipped with splint towards the one end of glass substrate.

Preferably, the screw rod is provided with the axle of inserting towards the one end of glass substrate, the one end that glass substrate was kept away from to splint is provided with the connecting block, is provided with shaft hole and bearing on the connecting block, the axle of inserting passes the shaft hole and rotates with the bearing and cup joint.

Preferably, a guide hole is formed in the T-head vertical rod, a guide rod is sleeved in the guide hole in a sliding mode, and the guide rod is fixedly connected with the connecting block.

Preferably, the balls are divided into three groups, and each group is nine and is arranged according to a certain interval.

Preferably, the lateral section of the square cross rod is of a square structure and is matched and sleeved with a lateral square inner hole of the square hole.

Preferably, a touch button is arranged on the sliding block and electrically connected with a rotating motor of the cutting device through a lead.

Preferably, the cutting table is provided with anti-slip grooves, and the transverse dimension of the anti-slip grooves is smaller than that of the glass substrate.

Compared with the prior art, the beneficial effects of the utility model are that:

through the screw rod transmission clamping device of both ends symmetry to slidingtype T type spout sliding construction around setting up on the cutting bed, the upper end of T head montant sets up horizontal slidingtype cylinder extending structure and cutting device, and be provided with multiunit ball structure on splint, has realized that convenient nimble earlier carries out transverse positioning to cutting device, then carries out the cutting of fore-and-aft direction, has wholly improved the nimble usability to the cutting of glass substrate.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

fig. 2 is a top view of the overall structure of the present invention;

fig. 3 is a partial enlarged view of the left screw guiding and adjusting clamping structure of the present invention.

In the figure: 1 cutting table, 2 anti-skidding grooves, 21T-shaped sliding grooves, 3 glass substrates, 4T-shaped vertical rods, 41 screw holes, 5 screw rods, 51 inserting shafts, 52 connecting blocks, 53 clamping plates, 54 shaft holes, 55 bearings, 6 square cross rods, 7 sliding blocks, 71 square holes, 72 touch buttons, 73 cutting devices, 74 air cylinders, 8 guide holes, 81 guide rods and 9 balls.

Detailed Description

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a cutting device of TFT liquid crystal display processing usefulness, including cutting bed 1, and locate cutting bed 1 top cutting device 73, be equipped with glass substrate 3 on the cutting bed 1, glass substrate 3 is the TFT glass substrate among the TFT liquid crystal display, the front and back size of this glass substrate 3 is the definite value size, only need according to horizontal design size cutting can, and can preset four dogs on the up end of cutting bed 1, the glass substrate 3 of the front and back definite value size that will wait to cut is put into between these four dogs, can guarantee that glass substrate 3 can not the back-and-forth movement.

Please refer to fig. 1 and fig. 2, the cutting table 1 is provided with the anti-slip groove 2, the soft polyurethane rubber cushion layer is embedded and filled in the inner groove of the anti-slip groove 2, the cutting piece penetrates through the glass substrate 3 and can smoothly cut into the polyurethane rubber cushion layer, so as to ensure the cutting effect, and can repeat cutting, and the soft polyurethane rubber cushion layer has the damping friction effect, so that the glass substrate 3 can be prevented from sliding freely, the transverse dimension of the anti-slip groove 2 is smaller than that of the glass substrate 3, and the front and back dimensions of the anti-slip groove 2 are larger than those of the glass substrate 3.

Referring to fig. 1, 2 and 3, two ends of a cutting table 1 are provided with T-shaped chutes 21, the T-shaped chutes 21 are slidably connected with T-shaped vertical rods 4, the upper end of each T-shaped vertical rod 4 is welded with a square cross rod 6, the upper end of a cutting device 73 is provided with an air cylinder 74, a piston rod of the air cylinder 74 is fixedly connected with a fixed seat fixed to the cutting device 73 through a screw, the fixed seat is provided with a rotating motor, a motor shaft of the rotating motor is provided with a cutting blade, the air cylinder 74 is a long-stroke air cylinder with a starting switch, the model of the air cylinder 74 is SC-63-S-LB, the air cylinder 74 is provided with a pair of electromagnetic valves respectively responsible for the up-down process and the return stroke of the piston rod of the air cylinder 74 to realize the up-down movement of the cutting device 73, the upper end of the air cylinder 74 is welded with a sliding block, a screw 5 is connected with the screw hole 41 through internal thread, and a clamping plate 53 is arranged at one end of the screw 5 facing the glass substrate 3.

Referring to fig. 1 and 2, a light touch button 72 is disposed on the slider 7, the light touch button 72 is electrically connected to a rotating motor of the cutting device 73 through a wire, the rotating motor is connected to an external 220V power strip through a power cord, the light touch button 72 is a common micro switch 6 x 54 pin, the pressing force value is 2.5 ± 0.3N, the circuit is switched on when a key on the light touch button 72 is pressed, and the rotating motor of the cutting device 73 works and drives the cutting blade to rotate at a high speed, so that the operation is convenient.

Referring to fig. 1 and 2, the lateral cross section of the square cross bar 6 is square and is matched and sleeved with the lateral square inner hole of the square hole 71, so that the slider 7 and the cutting device 73 do not rotate in the square hole 71 while the transverse movement is ensured, and the transverse movement guidance of the cutting device 73 is improved.

Referring to fig. 1, 2 and 3, an insertion shaft 51 is welded at one end of the screw 5 facing the glass substrate 3, a connecting block 52 is welded at one end of the clamping plate 53 away from the glass substrate 3, a shaft hole 54 and a bearing 55 are arranged on the connecting block 52, the insertion shaft 51 penetrates through the shaft hole 54 and is rotatably sleeved with the bearing 55, and the bearing 55 is a thrust ball bearing with the model of HRB-51334.

Referring to fig. 1, 2 and 3, a guide hole 8 is formed in the T-head vertical rod 4, a guide rod 81 is slidably sleeved in the guide hole 8, the guide rod 81 is fixedly welded to the connecting block 52, and when the screw 5 is rotated, the clamp plate 53 can be prevented from rotating along with the screw, and the transverse movement guiding function is achieved.

Referring to fig. 1, 2 and 3, a ball groove is formed in one end of the clamping plate 53 facing the glass substrate 3, a ball 9 is arranged in each ball groove, the ball 9 is made of nylon material and does not wear the glass substrate 3, the balls 9 are divided into three groups, the number of each group is nine, the balls are arranged at certain intervals, and when the glass substrate 3 is moved and cut back and forth, the balls 9 are in rolling contact along two end faces of the glass substrate 3, so that the back and forth movement of the clamping plate 53 is ensured.

The utility model discloses when concrete implementation: four stoppers are preset on the upper end face of the cutting table 1, the glass substrate 3 is firstly placed between the stoppers on the upper end face of the cutting table 1 to ensure that the glass substrate 3 cannot move back and forth, then the screw rods 5 on the two sides are simultaneously rotated clockwise, the screw rods 5 on the two sides are driven to move towards each other through the screw transmission of the screw holes 41 to drive the clamping plates 53 on the two sides to move towards each other until the balls 9 on the clamping plates 53 press the two end faces of the glass substrate 3, then the rotating motor of the cutting device 73 is started, the cutting piece of the cutting device 73 is driven to rotate at a high speed by the rotating motor, then the sliding block 7 is transversely moved to drive the cutting device 73 to transversely move and adjust, when the cutting piece on the cutting device 73 transversely moves to a position to be cut, the sliding block 7 is stopped to move, then the air cylinder 74 is started, the piston rod of the air cylinder 74 extends downwards to drive the whole cutting device 73, after the cutting piece runs through the whole glass substrate 3, the cylinder 74 is stopped, the square cross rod 6 can be moved back and forth at the moment, the T-head vertical rod 4 is driven to slide back and forth along the T-shaped sliding groove 21, the cutting piece of the cutting device 73 can cut the glass substrate 3 in the front and back direction, and the flexibility of cutting the glass substrate 3 is integrally improved.

Claims (7)

1. The utility model provides a cutting device of TFT liquid crystal display processing usefulness, includes cutting bed (1) to and locate cutting bed (1) top cutting device (73), its characterized in that: a glass substrate (3) is arranged on the cutting table (1), T-shaped chutes (21) are arranged at two ends of the cutting table (1), a T-head vertical rod (4) is connected in the T-shaped sliding groove (21) in a sliding manner, a square cross rod (6) is arranged at the upper end of the T-head vertical rod (4), the upper end of the cutting device (73) is provided with an air cylinder (74), a piston rod of the air cylinder (74) is fixedly connected with the cutting device (73), a sliding block (7) is arranged at the upper end of the air cylinder (74), a square hole (71) is arranged on the sliding block (7), the square hole (71) is sleeved with the square cross rod (6) in a sliding manner, a screw hole (41) is arranged on the T-head vertical rod (4), a screw rod (5) is connected with the screw hole (41) in an internal thread manner, a clamping plate (53) is arranged at one end of the screw rod (5) facing the glass substrate (3), and one end of the clamping plate (53) facing the glass substrate (3) is provided with a ball (9).

2. The cutting device for processing a TFT liquid crystal display panel according to claim 1, wherein: the glass base plate (3) is kept away from in screw rod (5) one end towards glass base plate (3) and is provided with inserted shaft (51), splint (53) one end of keeping away from glass base plate (3) is provided with connecting block (52), is provided with shaft hole (54) and bearing (55) on connecting block (52), inserted shaft (51) pass shaft hole (54) and bearing (55) rotate and cup joint.

3. The cutting device for processing a TFT liquid crystal display panel according to claim 2, wherein: be provided with guide hole (8) on T head montant (4), sliding sleeve has connected guide arm (81) in guide hole (8), guide arm (81) and connecting block (52) fixed connection.

4. The cutting device for processing a TFT liquid crystal display panel according to claim 1, wherein: the balls (9) are divided into three groups, and each group is nine and is arranged according to a certain distance.

5. The cutting device for processing a TFT liquid crystal display panel according to claim 1, wherein: the lateral section of the square cross rod (6) is of a square structure and is matched and sleeved with a lateral square inner hole of the square hole (71).

6. The cutting device for processing a TFT liquid crystal display panel according to claim 1, wherein: the slider (7) is provided with a touch button (72), and the touch button (72) is electrically connected with a rotating motor of the cutting device (73) through a lead.

7. The cutting device for processing a TFT liquid crystal display panel according to claim 1, wherein: and an anti-skidding groove (2) is arranged on the cutting table (1), and the transverse size of the anti-skidding groove (2) is smaller than that of the glass substrate (3).

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