CN214278572U - T-axis driving structure - Google Patents

Abstract

The utility model discloses a T-axis driving structure, which comprises a T-axis base; the T-shaft upper plate is rotatably arranged on the T-shaft base; the T-shaft driving mechanism is used for driving the T-shaft upper plate to rotate; one end swivelling joint of T epaxial board has two-way connecting block, T axle actuating mechanism is including ordering about the first drive structure of two-way connecting block along the action of X axle direction and ordering about the second drive structure of two-way connecting block along the action of Y axle direction. To the technical problem that current T axle drive structure control mode is complicated, the maintenance cost is higher, the utility model provides a T axle drive structure, it has advantages such as accurate, structural design is nimble, with low costs, easy maintenance of counterpointing.

Description

T-axis driving structure

Technical Field

The utility model relates to the technical field of mechanical equipment, concretely relates to T axle drive structure.

Background

Along with the development of economy, the demand of touch screen liquid crystal display products is increasing more and more, in order to practice thrift the cost, improve the product yield, consequently also higher and higher to touch liquid crystal display module production facility (binding machine) precision requirement. The production of the touch liquid crystal display module is a process of finishing hot pressing of the T-FPC and the M-FPC, and mainly comprises the steps of carrying Panel to an alignment platform through a carrying mechanism, adsorbing and positioning the Panel through an adsorption and adjustment block on the platform, shooting alignment marks arranged on the T-FPC through a CCD, carrying out T-FPC alignment precision adjustment on Bonding equipment through an image shot by the CCD, and finally, effectively pressing electrodes on the T-FPC and the M-FPC together through a heating device Bonding tool to conduct a circuit.

After the CCD is shot, the alignment platform mainly completes T-FPC alignment adjustment in X, Y, Z, T four directions to ensure accurate alignment of the T-FPC electrode and the M-FPC electrode, ensure product pressing precision and improve product yield, so that the alignment platform mechanism plays a decisive role in the pressing production process of touch screen liquid crystal display products. The mode that servo motor drive DD motor is rotatory is adopted to binding equipment T axle applied to on the market at present, and T axle servo motor rotates, and the drive DD motor is rotatory, drives the rotatory counterpoint calibration that realizes the angle of platform.

The T shaft adopts the mode that the servo motor drives the DD motor to drive the alignment platform to rotate and align, and although the system has the advantages of high alignment precision, simple structure and the like, the alignment precision of the DD motor depends on the resolution of the encoder, the control mode is complex, the price is high, the shelf life is long, the time is fast to move back and forth, the bearing is easily damaged, and the later maintenance cost of the equipment is high.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

To the technical problem that current T axle drive structure control mode is complicated, the maintenance cost is higher, the utility model provides a T axle drive structure, it has advantages such as accurate, structural design is nimble, with low costs, easy maintenance of counterpointing.

2. Technical scheme

In order to solve the above problem, the utility model provides a technical scheme does:

a T-axis driving structure comprises a T-axis base; the T-shaft upper plate is rotatably arranged on the T-shaft base; the T-shaft driving mechanism is used for driving the T-shaft upper plate to rotate; one end swivelling joint of T epaxial board has two-way connecting block, T axle actuating mechanism is including ordering about the first drive structure of two-way connecting block along the action of X axle direction and ordering about the second drive structure of two-way connecting block along the action of Y axle direction.

Optionally, the first driving structure includes a lead screw arranged along the X-axis direction, a lead screw nut capable of acting along the length direction of the lead screw, and a lead screw nut seat fixedly connected to the lead screw nut, the lead screw nut seat is fixedly connected to the bidirectional connecting block, and the lead screw is driven by a servo motor.

Optionally, a first guide rail arranged along the X axis direction is fixedly connected to the T axis base, and the bidirectional connecting block is in sliding fit with the first guide rail.

Optionally, the second driving structure includes a second guide rail disposed along the Y-axis direction, the bidirectional connecting block is slidably engaged with the second guide rail, and the second guide rail is capable of translating along the X-axis direction.

Optionally, the T-axle upper plate is mounted on the T-axle base by a front bearing mount and a front cross roller bearing.

Optionally, one end of the second guide rail is rotatably connected to the T-axis upper plate.

Optionally, a rear bearing seat and a rear crossed roller bearing are arranged between the T-shaft upper plate and the bidirectional connecting block, and the second guide rail is fixedly connected to the rear bearing seat.

Optionally, the screw rod is fixedly connected to the end of the output shaft of the servo motor through a coupling.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the T-axis driving structure adopts the form that the servo motor drives the screw rod nut to drive the alignment platform connected with the crossed roller bearing to rotate, realizes accurate alignment of product electrodes, replaces a DD motor with the crossed roller bearing, and has the advantages of small volume, strong deformation resistance, flexible structural design, low cost, convenient maintenance and the like.

Drawings

Fig. 1 is a schematic structural diagram of a T-axis driving structure according to an embodiment of the present invention;

1. a T-axis base; 2. a T-axis upper plate; 3. a bidirectional connecting block; 4. a feed screw nut; 5. a screw nut seat; 6. a servo motor; 7. a first guide rail; 8. a second guide rail; 9. a front bearing seat; 10. a front cross roller bearing; 11. a rear bearing seat; 12. A back cross roller bearing; 13. a coupling is provided.

Detailed Description

For further understanding of the present invention, the present invention will be described in detail with reference to the accompanying drawings 1 and the embodiments.

With reference to fig. 1, the T-axis driving structure of the present embodiment includes a T-axis base 1, where the T-axis base 1 includes a T-axis base and a T-axis bottom plate, and the T-axis bottom plate is installed at an upper end of the T-axis base through a bolt; the T-shaft upper plate 2 is rotatably arranged on the T-shaft base 1 through a front bearing seat 9 and a front crossed roller bearing 10, the front crossed roller bearing 10 is arranged at the upper end of the front bearing seat 9, and the front crossed roller bearing 10 is connected with the middle part of the T-shaft upper plate 2; the T-axis driving mechanism is used for driving the T-axis upper plate 2 to rotate; one end of the T-shaft upper plate 2 is rotatably connected with a bidirectional connecting block 3, a rear bearing seat 11 and a rear crossed roller bearing 12 are arranged between the T-shaft upper plate 2 and the bidirectional connecting block 3, the rear crossed roller bearing 12 is installed at the upper end of the rear bearing seat 11, the rear crossed roller bearing 12 is connected with the end part of the T-shaft upper plate 2, and the T-shaft driving mechanism comprises a first driving structure driving the bidirectional connecting block 3 to move along the X-axis direction and a second driving structure driving the bidirectional connecting block 3 to move along the Y-axis direction; when the first driving structure drives the bidirectional connecting block 3 to move along the X-axis direction, the second driving structure drives the bidirectional connecting block 3 to move along the Y-axis direction, the T-axis upper plate 2 rotates by taking the front bearing seat 9 as the center of a circle, the rotation angle of the T-axis upper plate 2 can be controlled by the motion amplitude of the bidirectional connecting block 3, and the rotation alignment of the T-axis upper plate 2 is realized.

As the utility model discloses an alternative, first drive structure includes the lead screw that sets up along the X axle direction, can follow the feed screw nut 4 of lead screw length direction action and link firmly the feed screw nut seat 5 on feed screw nut 4, the lead screw is driven by servo motor 6, and lead screw and feed screw nut 4 pass through ball drive, realize that feed screw nut 4 controls on the lead screw, and feed screw nut 4 and feed screw nut seat 5 form integratively through bolt fixed connection to make feed screw nut seat 5 can be along with feed screw nut synchronous motion, the other end of feed screw nut seat 5 passes through bolt fixed connection with two-way connecting block 3, so that two-way connecting block 3 can be along with feed screw nut seat 5 synchronous motion, thereby realize that two-way connecting block 3 controls the purpose along the X axle direction.

As the utility model discloses an alternative, in order to realize the accurate control of lead screw turned angle, the lead screw passes through shaft coupling 13 and links firmly in servo motor 6's output shaft tip.

As an alternative of the present invention, a first guide rail 7 arranged along the X-axis direction is fixedly connected to the T-axis base 1, the first guide rail 7 is fixedly mounted on the T-axis base 1, the bidirectional connecting block 3 is in sliding fit with the first guide rail 7, and an X-axis slider in sliding fit with the first guide rail 7 is fixedly connected to the lower end of the bidirectional connecting block 3; the first guide rail 7 can play a good guiding and limiting role for the movement of the bidirectional connecting block 3 along the X-axis direction, and the stability of the bidirectional connecting block 3 during the movement along the X-axis direction is ensured.

As the utility model discloses an alternative, the second drive structure includes the second guide rail 8 that sets up along Y axle direction, two- way connecting block 3 and 8 sliding fit of second guide rail, X axle direction translation can be followed to second guide rail 8, 3 upper ends of two-way connecting block link firmly with 8 sliding fit's of second guide rail Y axle slider, Y axle slider and second guide rail 8 pass through ball transmission, in this embodiment, second guide rail 8 links firmly on back bearing frame 11. The rear bearing block 11 is connected with the bidirectional connecting block 3 through a second guide rail 8; with the starting of the servo motor, the screw rod nut seat 5 drives the two-way connecting block 3 to move left and right on the first guide rail 7 along with the X-axis sliding block, meanwhile, the acting force generated when the two-way connecting block 3 moves left and right drives the rear bearing seat 11 to move back and forth along the second guide rail 8, the movement of the rear bearing seat 11 in the X-axis direction and the Y-axis direction drives the end part of the T-axis upper plate 2 to rotate around the rear crossed roller bearing 12 continuously, and meanwhile, the front end of the T-axis upper plate 2 is driven to rotate around the front crossed roller bearing 10 continuously, so that the rotation alignment of the T-axis upper plate 2 is realized.

In other embodiments, in the case that the rear bearing seat 11 is not provided, one end of the second guide rail 8 may be rotatably connected to the T-axis upper plate 2, as long as the second guide rail 8 is always arranged in the Y-axis direction during the rotation of the T-axis upper plate 2.

The T-axis driving structure adopts the form that the servo motor drives the screw rod nut to drive the alignment platform connected with the crossed roller bearing to rotate, realizes accurate alignment of product electrodes, replaces a DD motor with the crossed roller bearing, and has the advantages of small volume, strong deformation resistance, flexible structural design, low cost, convenient maintenance and the like.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (8)

1. A T axle drive structure which characterized in that: comprises that

A T-axis base;

the T-shaft upper plate is rotatably arranged on the T-shaft base;

the T-shaft driving mechanism is used for driving the T-shaft upper plate to rotate;

one end swivelling joint of T epaxial board has two-way connecting block, T axle actuating mechanism is including ordering about the first drive structure of two-way connecting block along the action of X axle direction and ordering about the second drive structure of two-way connecting block along the action of Y axle direction.

2. A T-axis drive structure as claimed in claim 1, wherein: the first driving structure comprises a screw rod arranged along the X-axis direction, a screw rod nut capable of acting along the length direction of the screw rod and a screw rod nut seat fixedly connected to the screw rod nut, the screw rod nut seat is fixedly connected with the bidirectional connecting block, and the screw rod is driven by a servo motor.

3. A T-axis drive structure as claimed in claim 2, wherein: the T-axis base is fixedly connected with a first guide rail arranged along the X-axis direction, and the bidirectional connecting block is in sliding fit with the first guide rail.

4. A T-axis drive structure as claimed in claim 1, wherein: the second driving structure comprises a second guide rail arranged along the Y-axis direction, the bidirectional connecting block is in sliding fit with the second guide rail, and the second guide rail can translate along the X-axis direction.

5. A T-axis drive structure as claimed in claim 1, wherein: the T-shaft upper plate is arranged on the T-shaft base through a front bearing seat and a front crossed roller bearing.

6. A T-axis drive configuration according to claim 4, wherein: one end of the second guide rail is rotatably connected to the upper plate of the T shaft.

7. A T-axis drive configuration according to claim 4, wherein: and a rear bearing seat and a rear crossed roller bearing are arranged between the T-shaft upper plate and the bidirectional connecting block, and the second guide rail is fixedly connected to the rear bearing seat.

8. A T-axis drive structure as claimed in claim 2, wherein: the screw rod is fixedly connected to the end part of an output shaft of the servo motor through a coupler.

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