CN219718663U

CN219718663U - Clamping tool for SMT (surface mounting technology) patch machining

Info

Publication number: CN219718663U
Application number: CN202321256821.2U
Authority: CN
Inventors: 黄康生; 刘景�
Original assignee: Yuedong Shenzhen Electronic Technology Co ltd
Current assignee: Yuedong Shenzhen Electronic Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-09-19
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses a clamping tool for SMT patch processing, which comprises a base, wherein the middle part of the upper surface of the base is symmetrically provided with a sliding groove, a sliding block is arranged between the sliding groove and a vertical frame, the vertical frame is movably connected with the sliding groove through the sliding block, the upper surface of the vertical frame is provided with a screw rod and a guide rod, the guide rod is symmetrically and movably arranged on two sides of the screw rod, the upper end of the guide rod is fixedly provided with a bracket, and the upper end of the screw rod penetrates through the bracket and extends to the upper part of the bracket, and the clamping tool has the advantages that: because the pneumatic cylinder starts, the hydraulic stem drives the slider and removes at the in-process that stretches out in the spout, and then the distance between two horizontal sets of risers of convenient quick adjustment to when twisting the screw rod, the screw rod utilizes threaded engagement to go up and down on the riser, drives the bracket and goes up and down under the guiding action of guide arm, and then the height of the punch holder and the lower plate that set up on the convenient adjustment bracket, the application of this frock is effectual has avoided above-mentioned problem and has improved the practicality of equipment.

Description

Clamping tool for SMT (surface mounting technology) patch machining

Technical Field

The utility model relates to the technical field of SMT (surface mounted technology) chip processing, in particular to a clamping tool for SMT chip processing.

Background

The SMT patch refers to a short term of a series of process flows for processing on the basis of a PCB, the PCB is a printed circuit board, SMT is a surface assembly technology, which is a technology and process most popular in the electronic assembly industry, and the electronic circuit surface assembly technology is a circuit mounting technology for mounting a pin-free or short-lead surface assembly component on a surface of the printed circuit board or a surface of another substrate, and performing welding assembly by a reflow soldering or dip soldering method, etc., and when the SMT patch is processed on the printed circuit board, the SMT patch is often required to be fixed by a clamping tool.

However, in the prior art, the adjustable performance of the clamping tool is poor, the printed circuit board used for SMT patch processing with different specifications cannot be clamped, the application of the tool effectively avoids the problems and improves the practicability of equipment, and therefore, the clamping tool for SMT patch processing is provided.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a clamping tool for SMT chip processing.

In order to solve the technical problems, the technical scheme of the utility model is that the clamping tool for SMT patch processing comprises a base, wherein sliding grooves are symmetrically formed in the middle of the upper surface of the base, sliding blocks are arranged between the sliding grooves and a vertical frame, the vertical frame is movably connected with the sliding grooves through the sliding blocks, a screw rod and guide rods are arranged on the upper surface of the vertical frame, the guide rods are symmetrically and movably arranged on two sides of the screw rod, a bracket is fixedly arranged at the upper end of the guide rod, and the upper end of the screw rod penetrates through the bracket and extends to the upper side of the bracket.

Preferably, the four corners of the upper surface of the base are penetrated and provided with mounting holes, and the outer surfaces of the two sides of the base are symmetrically and fixedly provided with hydraulic cylinders corresponding to the sliding grooves.

Preferably, a hydraulic rod is movably installed in the middle of the hydraulic cylinder, and one end of the hydraulic rod extending to the inside of the sliding groove is fixedly connected with the sliding block.

Preferably, the screw rod is in threaded engagement with the vertical frame, and the screw rod is in threaded engagement with the bracket.

Preferably, the outer surfaces of opposite sides of the two groups of transverse brackets are fixedly provided with an upper clamping plate and a lower clamping plate, and the lower clamping plate is fixedly arranged below the upper clamping plate.

Preferably, the upper surface of the upper clamping plate is penetrated and provided with an adjusting bolt and guide columns, the guide columns are symmetrically and fixedly arranged on two sides of the adjusting bolt, and the upper surface of the lower clamping plate is fixedly provided with a rubber backing plate in a covering manner.

Preferably, one end of the adjusting bolt extending to the inner side of the upper clamping plate is fixedly provided with an abutting plate, and the abutting plate and the rubber backing plate are made of damping rubber materials.

By adopting the technical scheme, the hydraulic cylinder is started, the hydraulic rod drives the sliding block to move in the extending process of the sliding groove, so that the distance between the two transverse groups of vertical frames can be conveniently and rapidly adjusted, and when the screw rod is screwed, the screw rod is meshed with threads to lift on the vertical frames, the bracket is driven to lift under the guiding action of the guide rod, so that the heights of the upper clamping plate and the lower clamping plate arranged on the bracket can be conveniently adjusted, the used circuit board in SMT patch processing can be better clamped, and the adjustable performance of the clamping tool is improved;

because the distance between two sets of brackets and the height setting are accomplished the back, place the circuit board that SMT paster processing used on the glued backing plate of cover installation on the lower plate, twist adjusting bolt, adjusting bolt utilizes the screw thread meshing effect to go up and down on the upper plate, drive the conflict board pressfitting on the circuit board of placing on glued backing plate under the direction effect of guide pillar, can carry out quick inseparable centre gripping to the circuit board that SMT paster processing was used, and conflict board and cushion adopt damping rubber material preparation, can prevent that the circuit board from taking place the displacement because of the effect in SMT paster course of working, damping rubber material can prevent to damage the structure of circuit board in carrying out the centre gripping in-process to the circuit board, the result of use when centre gripping frock was used for SMT paster processing has been improved.

Drawings

Fig. 1 is a schematic perspective view of a clamping tool for SMT chip processing according to the present utility model;

fig. 2 is an exploded view showing the principle of structural connection between a base and a stand of a clamping tool for SMT chip processing;

fig. 3 is an exploded view showing the principle of structural connection between a stand and a bracket of a clamping tool for SMT chip processing;

fig. 4 is a schematic structural diagram of a bracket of a clamping tool for SMT chip processing according to the present utility model.

In the figure, 1, a base; 2. a chute; 3. a mounting hole; 4. a hydraulic cylinder; 5. a vertical frame; 6. a slide block; 7. a hydraulic rod; 8. a screw; 9. a guide rod; 10. a bracket; 11. an upper clamping plate; 12. a lower clamping plate; 13. an adjusting bolt; 14. a guide post; 15. a glue backing plate; 16. and (3) abutting against the plate.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

The embodiment 1, as shown in fig. 1-4, the utility model provides a clamping tool for SMT patch processing, which comprises a base 1, wherein a chute 2 is symmetrically arranged in the middle of the upper surface of the base 1, a sliding block 6 is arranged between the chute 2 and a vertical frame 5, the vertical frame 5 is movably connected with the chute 2 through the sliding block 6, a screw rod 8 and a guide rod 9 are arranged on the upper surface of the vertical frame 5, the guide rod 9 is symmetrically and movably arranged on two sides of the screw rod 8, a bracket 10 is fixedly arranged at the upper end of the guide rod 9, the upper end of the screw rod 8 penetrates through the bracket 10 to extend to the upper side of the bracket 10, mounting holes 3 are formed at four corners of the upper surface of the base 1, hydraulic cylinders 4 are symmetrically and fixedly arranged on the outer surfaces of the two sides of the base 1 corresponding to the chute 2, a hydraulic rod 7 is movably arranged in the middle of the hydraulic cylinder 4, one end of the hydraulic rod 7 extending to the inside of the chute 2 is fixedly connected with the sliding block 6, the screw rod 8 is in threaded engagement connection with the vertical frame 5, and the screw rod 8 is in threaded engagement connection with the bracket 10.

Because pneumatic cylinder 4 starts, hydraulic stem 7 drives slider 6 and removes in the in-process that stretches out in spout 2, and then convenient quick adjustment is horizontal two sets of distance between the grudging post 5 to when twisting screw rod 8, screw rod 8 utilizes the screw thread meshing to go up and down on grudging post 5, drives bracket 10 and goes up and down under the direction effect of guide arm 9, and then conveniently adjusts the upper clamping plate 11 and the height of lower clamping plate 12 that set up on bracket 10, better centre gripping of circuit board to the use when SMT paster was processed has improved the adjustable performance of centre gripping frock, and the application of this frock is effectual has avoided above-mentioned problem and has improved the practicality of equipment.

In embodiment 2, as shown in fig. 1, 3 and 4, different from embodiment 1, an upper clamping plate 11 and a lower clamping plate 12 are fixedly installed on the outer surface of one side of the two transverse groups of brackets 10, the lower clamping plate 12 is fixedly installed below the upper clamping plate 11, an adjusting bolt 13 and a guide post 14 are installed on the upper surface of the upper clamping plate 11 in a penetrating manner, the guide posts 14 are symmetrically and fixedly installed on two sides of the adjusting bolt 13, a rubber backing plate 15 is fixedly installed on the upper surface of the lower clamping plate 12 in a covering manner, a collision plate 16 is fixedly installed on one end of the adjusting bolt 13 extending to the inner side of the upper clamping plate 11, and the collision plate 16 and the rubber backing plate 15 are made of damping rubber materials.

After the distance between the two groups of brackets 10 and the height are set, the circuit board used for SMT patch processing is placed on the rubber cushion plate 15 which is arranged on the lower clamping plate 12 in a covering manner, the adjusting bolt 13 is screwed, the adjusting bolt 13 is lifted up and down by utilizing the threaded engagement effect on the upper clamping plate 11, the abutting plate 16 is driven to be pressed on the circuit board placed on the rubber cushion plate 15 under the guiding effect of the guide post 14, the circuit board used for SMT patch processing can be rapidly and tightly clamped, the abutting plate 16 and the rubber cushion plate 15 are made of damping rubber materials, the circuit board can be prevented from being displaced due to the action of force in the SMT patch processing, the structure of the circuit board can be prevented from being damaged in the clamping process of the circuit board, the use effect of the fixture for SMT patch processing is improved, and the application of the fixture effectively avoids the problems and improves the practicability of equipment.

The whole working principle of the SMT chip mounter comprises the following steps that firstly, a base 1 is installed on specified equipment through an installation hole 3, a screw rod 8 is screwed, the screw rod 8 is lifted on a vertical frame 5 by utilizing threaded engagement, a bracket 10 is driven to lift under the guiding action of a guide rod 9, the heights of an upper clamping plate 11 and a lower clamping plate 12 arranged on the bracket 10 are adjusted, then, a hydraulic cylinder 4 is started, a hydraulic rod 7 drives a sliding block 6 to move in the extending process of a sliding groove 2, the distance between the two horizontal vertical frames 5 is quickly adjusted, then, a circuit board used for SMT chip mounter is placed on a rubber pad plate 15 which is arranged on the lower clamping plate 12 in a covering mode, an adjusting bolt 13 is screwed, the adjusting bolt 13 is lifted on the upper clamping plate 11 by utilizing threaded engagement, a pressing plate 16 is driven to be pressed on a circuit board placed on the rubber pad plate 15 under the guiding action of a guide post 14, the circuit board for SMT chip mounter is tightly clamped, the circuit board 16 and the rubber pad plate 15 are manufactured by adopting damping rubber materials, displacement of the circuit board is prevented from being caused in the chip mounter during the chip mounter processing, finally, the printed circuit board is clamped and after the chip mounter is limited by the clamping, the practical problem of the chip mounter is avoided.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. The utility model provides a SMT paster processing is with centre gripping frock, includes base (1), its characterized in that: spout (2) have been seted up to upper surface middle part symmetry of base (1), be provided with slider (6) between spout (2) and grudging post (5), grudging post (5) are through slider (6) and spout (2) swing joint, the upper surface of grudging post (5) is provided with screw rod (8) and guide arm (9), guide arm (9) symmetry movable mounting is in the both sides of screw rod (8), the upper end fixed mounting of guide arm (9) has bracket (10), the upper end of screw rod (8) runs through bracket (10) and extends to the top of bracket (10).

2. The clamping tool for SMT patch machining according to claim 1, wherein: mounting holes (3) are formed in four corners of the upper surface of the base (1) in a penetrating mode, and hydraulic cylinders (4) are symmetrically and fixedly mounted on the outer surfaces of two sides of the base (1) corresponding to the sliding grooves (2).

3. The clamping tool for SMT patch machining according to claim 2, wherein: the middle part movable mounting of pneumatic cylinder (4) has hydraulic stem (7), the one end that hydraulic stem (7) extended to the inside of spout (2) is connected with slider (6) fixed.

4. The clamping tool for SMT patch machining according to claim 1, wherein: the screw rod (8) is in threaded engagement with the vertical frame (5), and the screw rod (8) is in threaded engagement with the bracket (10).

5. The clamping tool for SMT patch machining according to claim 1, wherein: the outer surfaces of opposite sides of the two transverse groups of brackets (10) are fixedly provided with an upper clamping plate (11) and a lower clamping plate (12), and the lower clamping plate (12) is fixedly arranged below the upper clamping plate (11).

6. The clamping tool for SMT chip processing according to claim 5, wherein: the upper surface of the upper clamping plate (11) is provided with an adjusting bolt (13) and guide columns (14) in a penetrating mode, the guide columns (14) are symmetrically and fixedly arranged on two sides of the adjusting bolt (13), and the upper surface of the lower clamping plate (12) is fixedly provided with a rubber backing plate (15) in a covering mode.

7. The clamping tool for SMT chip processing according to claim 6, wherein: one end of the inner side of the adjusting bolt (13) extending to the upper clamping plate (11) is fixedly provided with a collision plate (16), and the collision plate (16) and the rubber pad plate (15) are made of damping rubber materials.