CN219893529U - Dotting structure of printed circuit board - Google Patents

Abstract

The utility model discloses a dotting structure of a printed circuit board, which comprises a lower jig and an upper jig, wherein the upper end of the lower jig is fixedly connected with a connecting cylinder, one side of the lower jig is provided with a clamping block, the clamping block is connected to the lower jig through a connecting screw, a dotting pen tool is arranged between the clamping block and the lower jig, a fitting strip is fixedly connected to the clamping block, a fitting groove is formed in the dotting pen tool, a clamping mechanism for fixing the dotting pen tool is connected to the upper jig, the clamping mechanism comprises an arc plate, a tooth slot is formed in the arc plate, a rack is fixedly connected to the outer side of the dotting pen tool, the rack and the tooth slot are mutually fitted, and a telescopic rod is fixedly connected to the arc plate. The pen holder can be easily clamped by utilizing the arc plate matched with the spring structure, the clamping force can not damage the pen holder under the condition of ensuring the fixing of the pen holder structure, and the clamping force can be adjusted by connecting the inserting plates with different adjusting holes.

Description

Dotting structure of printed circuit board

Technical Field

The utility model relates to the technical field of printed circuit board processing, in particular to a dotting structure of a printed circuit board.

Background

The printed circuit board is a circuit board which is formed by combining a flexible circuit board and a hard circuit board together according to related technological requirements through the procedures of pressing and the like and has FPC characteristics and PCB characteristics.

The dotting operation of the printed circuit board is usually finished by manpower, thus the production efficiency is low, fatigue is easy to generate after dotting for a long time, and phenomena such as leakage point, misplacement point and the like occur.

According to the dotting device for the printed circuit board with the patent application number of 201420467042.1, when the group jig is matched with the mechanical arm for use, the problems of different dotting sizes, nib compression, PCB deformation and the like can be effectively solved, meanwhile, the working labor intensity of technicians can be reduced, the phenomena of leakage points, misplacement points and the like generated after eyestrain are avoided, and the productivity is improved.

However, the fixing structure of the dotting pen tool in the application is simple, when the dotting pen tool is damaged and needs to be replaced, the screw in the structure needs to be removed, the maintenance is good, the reinstallation is needed, the operation is complicated, the dotting operation is seriously delayed, and the mechanism runs for a long time, the clamp structure of the dotting pen tool can be loosened due to vibration among the structures, so that the dotting point position accuracy is affected.

Based on this, a dotting structure of a printed circuit board is proposed.

Disclosure of Invention

The utility model aims at: in order to solve the above problems, a dotting structure of a printed circuit board is proposed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a printed circuit board's structure of dotting, includes tool and last tool down, tool upper end fixedly connected with connecting cylinder down, tool one side is provided with the grip block down, the grip block passes through a connecting screw connection on the tool down, be provided with the pen tool of dotting down between grip block and the tool down, fixedly connected with agrees with strip on the grip block, the agreeing with groove has been seted up on the pen tool of dotting, upward be connected with the fixture that is used for fixed pen tool of dotting on the tool.

Preferably, the clamping mechanism comprises an arc plate, a tooth slot is formed in the arc plate, a rack is fixedly connected to the outer side of the dotting pen tool, and the rack is mutually matched with the tooth slot.

Preferably, the arc plate is fixedly connected with a telescopic rod, the telescopic rod is slidably connected with the upper jig and the lower jig, and a connecting plate is fixedly connected between the telescopic rods.

Preferably, the telescopic rod is connected with a sleeve plate in a sliding manner, the sleeve plate is fixedly connected with a plugboard, the lower jig is provided with an adjusting hole, and the plugboard is connected to the adjusting hole through an adjusting screw.

Preferably, the outside of the telescopic rod is sleeved with a spring, and two ends of the spring are respectively and fixedly connected to the sleeve plate and the connecting plate.

Preferably, go up the tool and pass through connecting screw two and connect on the connecting cylinder, go up fixedly connected with arm and spacing on the tool, fixedly connected with semicircle ring block on the spacing, fixedly connected with spacing dish on the dotting pen utensil, semicircle ring block joint is between spacing dish.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. according to the utility model, the pen tool can be easily clamped by adopting the arc plate structure and utilizing the arc plate matched with the spring structure, the clamping force can not damage the pen tool under the condition of ensuring the fixing of the pen tool structure, and the clamping force can be adjusted by connecting the plugboards with different adjusting holes.

2. According to the utility model, the limiting disc structure is adopted, the limiting disc and the semicircular blocks are mutually matched to limit the dotting pen tool, so that the fact that the position of the dotting pen tool connected to the jig is not loosened along with structural vibration is ensured, and the stability of structural connection is improved.

Drawings

FIG. 1 shows a schematic structural diagram of an overall dotting structure provided in accordance with an embodiment of the utility model;

FIG. 2 shows a schematic structural view of an adjustment aperture arrangement provided in accordance with an embodiment of the present utility model;

fig. 3 shows a schematic view of an explosion structure of a telescopic joint according to an embodiment of the present utility model.

Legend description:

1. a lower jig; 2. a clamping block; 3. a first connecting screw; 4. a dotting pen tool; 5. a fitting groove; 6. a fitting bar; 7. a limiting disc; 8. an upper jig; 9. a connecting cylinder; 10. a second connecting screw; 11. a limiting frame; 12. a mechanical arm; 13. an arc plate; 14. a semicircular block; 15. a rack; 16. a connecting plate; 17. a spring; 18. a sleeve plate; 19. inserting plate; 20. an adjustment aperture; 21. an adjusting screw; 22. tooth slots; 23. a telescopic rod.

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.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a printed circuit board's structure of dotting, including lower tool 1 and last tool 8, lower tool 1 upper end fixedly connected with connecting cylinder 9, lower tool 1 one side is provided with grip block 2, and grip block 2 passes through connecting screw 3 to be connected on lower tool 1, is provided with between grip block 2 and the lower tool 1 and beats a tool 4, fixedly connected with agrees with strip 6 on the grip block 2, has offered on beating a tool 4 and has agreed with groove 5, goes up to be connected with the fixture that is used for fixed a tool 4 on the tool 8.

Specifically, as shown in fig. 1, the clamping mechanism includes an arc plate 13, a tooth slot 22 is formed on the arc plate 13, a rack 15 is fixedly connected to the outer side of the dotting pen tool 4, and the rack 15 is mutually engaged with the tooth slot 22. The pen is prevented from rotating when being fixed by utilizing the structure to be mutually matched.

Specifically, as shown in fig. 2, a telescopic rod 23 is fixedly connected to the arc plate 13, the telescopic rod 23 is slidably connected to the upper jig 8 and the lower jig 1, and a connecting plate 16 is fixedly connected between the telescopic rods 23. The upper jig 8 is connected with the lower jig 1 through a second connecting screw 10.

Specifically, as shown in fig. 2, a sleeve plate 18 is slidably connected to the telescopic rod 23, a plugboard 19 is fixedly connected to the sleeve plate 18, an adjusting hole 20 is formed in the lower jig 1, and the plugboard 19 is connected to the adjusting hole 20 through an adjusting screw 21. The adjusting holes 20 are provided with a plurality of adjusting holes, and the adjusting holes 20 are connected by adjusting screws 21 to realize the adjusting function.

Specifically, as shown in fig. 3, a spring 17 is sleeved on the outer side of the telescopic rod 23, and two ends of the spring 17 are fixedly connected to the sleeve plate 18 and the connecting plate 16 respectively. The spring 17 structure is utilized to clamp the pen under the premise of ensuring that the pen is not damaged, the dotting operation is considered to be completed by a dotting method, and the requirement on the firmness of the clamping structure is low, so that the pen is clamped after the structures such as the spring 17 are adopted.

Specifically, as shown in fig. 3, the upper fixture 8 is connected to the connecting cylinder 9 through the second connecting screw 10, the mechanical arm 12 and the limiting frame 11 are fixedly connected to the upper fixture 8, the semicircular block 14 is fixedly connected to the limiting frame 11, the limiting disc 7 is fixedly connected to the dotting pen 4, and the semicircular block 14 is clamped between the limiting discs 7. The mechanical arm 12 is utilized to drive the jig structure to move, so that dotting operation on the printed circuit board is completed.

In summary, in the dotting structure of the printed circuit board provided in the embodiment, when the dotting pen 4 needs to be disassembled for maintenance, the adjusting screw 21 is removed to separate the plugboard 19 from the lower fixture 1, and then the telescopic rod 23 is pulled to prevent the arc plate 13 from contacting the dotting pen 4, so that the disassembly space of the dotting pen 4 is increased, and the spacing disc 7 and the semicircular block 14 on the dotting pen 4 can be separated by tilting the pen structure, so that the dotting pen 4 can be freely removed. When the adjustable clamping device is installed, the clamping force of different structures can be realized by connecting the inserting plates 19 with different adjusting holes 20, and the structure is adjustable.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a printed circuit board's structure of dotting, includes tool (1) and last tool (8) down, its characterized in that, tool (1) upper end fixedly connected with connecting cylinder (9) down, tool (1) one side is provided with grip block (2) down, grip block (2) are connected on tool (1) down through connecting screw one (3), be provided with between grip block (2) and lower tool (1) and click pen tool (4), fixedly connected with agrees with strip (6) on grip block (2), offered on the pen tool of dotting (4) agreeing with groove (5), be connected with the fixture that is used for fixed pen tool (4) on going up tool (8).

2. The dotting structure of a printed circuit board according to claim 1, wherein the clamping mechanism comprises an arc plate (13), tooth grooves (22) are formed in the arc plate (13), racks (15) are fixedly connected to the outer side of the dotting pen (4), and the racks (15) are mutually matched with the tooth grooves (22).

3. The dotting structure of a printed circuit board according to claim 2, wherein a telescopic rod (23) is fixedly connected to the arc plate (13), the telescopic rod (23) is slidably connected to the upper jig (8) and the lower jig (1), and a connecting plate (16) is fixedly connected between the telescopic rod (23).

4. A dotting structure for a printed circuit board according to claim 3, characterized in that the telescopic rod (23) is connected with a sleeve plate (18) in a sliding manner, the sleeve plate (18) is fixedly connected with a plugboard (19), the lower jig (1) is provided with an adjusting hole (20), and the plugboard (19) is connected to the adjusting hole (20) through an adjusting screw (21).

5. The dotting structure of a printed circuit board according to claim 4, wherein a spring (17) is sleeved outside the telescopic rod (23), and two ends of the spring (17) are fixedly connected to the sleeve plate (18) and the connecting plate (16) respectively.

6. The dotting structure of a printed circuit board according to claim 1, wherein the upper jig (8) is connected to the connecting cylinder (9) through a second connecting screw (10), a mechanical arm (12) and a limiting frame (11) are fixedly connected to the upper jig (8), a semicircular block (14) is fixedly connected to the limiting frame (11), a limiting disc (7) is fixedly connected to the dotting pen (4), and the semicircular block (14) is clamped between the limiting discs (7).