CN209982862U

CN209982862U - Support plate jig of circuit board

Info

Publication number: CN209982862U
Application number: CN201920565668.9U
Authority: CN
Inventors: 崔红军
Original assignee: Xiamen Baisheng Electronic Co Ltd
Current assignee: Xiamen Baisheng Electronic Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-01-21
Anticipated expiration: 2029-04-24

Abstract

The utility model relates to the technical field of circuit board preparation, and aims to provide a support plate jig of a circuit board, which comprises a support plate, a limiting plate and a spacing plate, wherein the limiting plate is arranged on the adjacent two edges of one side of the support plate, which is far away from the ground, the support plate is provided with a through cavity with two open ends, a separating plate which separates the through cavity into an upper cavity and a lower cavity is arranged in the through cavity, the support plate is provided with at least three through holes which are communicated with the upper cavity, the through holes are parallel to each other, the spacing plate is in sliding fit with the through holes, the separating plate is provided with threaded through holes, one side of the spacing plate, which is close to the separating plate, is rotatably connected with a threaded rod, the threaded rod penetrates through the threaded through holes and is in threaded connection with the threaded through holes, the support plate jig of the circuit board, the production cost of the jig is reduced.

Description

Support plate jig of circuit board

Technical Field

The utility model relates to a technical field of circuit board preparation, in particular to support plate tool of circuit board.

Background

At present, in smt (surface mount technology) production, printed circuit boards with smaller sizes are often encountered, but such printed circuit boards in the industry cannot be directly manufactured on a machine during mounting, for normal production, a carrier plate jig is generally used, which means that the carrier plate jig needs to be used for production, grooves are dug on the carrier plate jig according to the size of the PCB, and then the PCB is placed in the grooves, but the conventional carrier plate jig is in one-to-one correspondence with the PCB, one PCB corresponds to one carrier plate jig, and cannot be suitable for PCB boards with different sizes, and each PCB board needs to be manufactured with a corresponding jig, so that the production cost of the jig is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a support plate tool of circuit board, it can be suitable for the PCB board of different sizes, and corresponding tool is all makeed to unnecessary every kind of PCB board, has reduced the manufacturing cost of tool.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a support plate tool of circuit board, includes the support plate, still includes limiting plate and space bar, the limiting plate sets up on the support plate deviates from the adjacent both sides edge in ground one side, be equipped with both ends open-ended logical chamber on the support plate, lead to the intracavity and be equipped with the division board that separates into cavity and cavity down with leading to the chamber, be equipped with the opening of cavity on the three intercommunication at least on the support plate, and be parallel to each other between the opening, space bar and opening sliding fit, be equipped with the screw thread through-hole on the division board, one side that the space bar is close to the division board is rotated and is connected with the threaded rod, the threaded rod run through the.

Through adopting above-mentioned technical scheme, when using, place the PCB board on the support plate, make the PCB board conflict the limiting plate on the adjacent both sides edge of support plate, select which space bar to use according to the size of PCB board, after selecting the space bar, rotate the threaded rod on the selected space bar, the threaded rod drives the space bar and removes at the rotation in-process, change the relative position between space bar and the opening, make the space bar protrusion support plate plane conflict with the PCB board, thereby fixed PCB board, realized can be suitable for the purpose of the PCB board of different sizes, needn't every kind of PCB board all will make corresponding tool, the manufacturing cost of tool has been reduced.

Further setting: and a handle is arranged on the threaded rod.

Through adopting above-mentioned technical scheme, the setting of handle is convenient for the rotation of threaded rod, provides the application of force point for rotating the threaded rod.

Further setting: still be equipped with first spring between division board and the division board, the division board is connected to the one end of first spring, and the division board is connected to the other end.

Through adopting above-mentioned technical scheme, the setting of first spring can play the cushioning effect to the space bar, when the space bar receives external force, can reduce the space bar and take place the possibility of deformation.

Further setting: be equipped with the gib block on the space bar, be equipped with the guide way on the opening lateral wall, the gib block is in the guide way and with guide way sliding fit.

Through adopting above-mentioned technical scheme, at the spacer removal in-process, the gib block slides along the guide way to the moving direction to the spacer leads, has improved the stability of spacer in the removal process.

Further setting: the partition board is characterized in that a groove is formed in the side wall of the partition board, a telescopic board is connected in the groove in a sliding mode, the telescopic board is connected with the groove through a second spring, when the second spring is in a natural state, one side of the telescopic board is located outside the groove, the other side of the telescopic board is located in the groove, and the telescopic board and the bottom of the groove are fastened through a locking screw.

Through adopting above-mentioned technical scheme, after the space bar protrusion support plate when removing, the expansion plate is in the support plate top, if the position of space bar is difficult to satisfy the PCB size this moment, can't contradict with the PCB board, dismantles locking screw, and the expansion plate pops out and contradicts with the PCB board in the recess under the spring action of second spring to accomplish the fixed of PCB board, be suitable for more different sizes PCB boards.

Further setting: the groove side wall is provided with a sliding groove, the telescopic plate is provided with a sliding block, the sliding block is located in the sliding groove and is in sliding fit with the sliding groove, and the sliding groove is provided with a limiting piece used for limiting the sliding block.

Through adopting above-mentioned technical scheme, at the expansion plate removal in-process, the slider slides along the spout to guide the moving direction of expansion plate, and spacing piece can be spacing to the motion stroke of slider, avoids the slider to break away from in the spout.

Further setting: the carrier plate is detachably connected with a closed door used for shielding the cavity opening of the through cavity.

Through adopting above-mentioned technical scheme, the setting of sealing door can play the effect of sheltering from, avoids having impurity to enter into and leads to the intracavity.

Further setting: the sealing door is characterized in that a first magnet is arranged on the support plate, a second magnet is arranged on the sealing door, and the first magnet and the second magnet attract each other.

Through adopting above-mentioned technical scheme, when the installation is sealed the door, paste the second magnet on first magnet, first magnet and second magnet inter attraction to accomplish the installation of sealed door, dismantling sealed the door, the pulling sealed the door, make first magnet and second magnet alternate segregation, thereby accomplish the dismantlement of sealed door.

To sum up, the utility model discloses following beneficial effect has:

1. when the tool is used, the PCB is placed on the carrier plate, the PCB is enabled to abut against the limiting plates on the two adjacent edges of the carrier plate, which partition plate is selected to be used according to the size of the PCB, after the partition plate is selected, the threaded rod on the selected partition plate is rotated, the threaded rod drives the partition plate to move in the rotating process, the relative position between the partition plate and the through hole is changed, the partition plate protrudes out of the plane of the carrier plate and abuts against the PCB, and therefore the PCB is fixed, the purpose that the tool can be suitable for PCBs of different sizes is achieved, corresponding tools do not need to be manufactured on each PCB, and production cost of the tool is reduced;

2. in the moving process of the partition plate, the guide strip slides along the guide groove, so that the moving direction of the partition plate is guided, and the stability of the partition plate in the moving process is improved;

3. after the space bar bulges the support plate when removing, the expansion plate is in the support plate top, if the position of space bar was difficult to satisfy the PCB size this moment, can't contradict with the PCB board, dismantles locking screw, and the expansion plate pops out and contradicts with the PCB board in the recess under the spring action of second spring to accomplish the fixed of PCB board, be suitable for more different sizes PCB boards.

Drawings

Fig. 1 is a schematic structural diagram for embodying the present invention in the present embodiment;

fig. 2 is an enlarged view of a portion a of the structure of fig. 1 for showing the positional relationship between the carrier plate and the first magnet;

FIG. 3 is an enlarged view of the portion B of FIG. 1 for showing the positional relationship between the closing door and the second magnet;

fig. 4 is a schematic structural diagram for showing the positional relationship between the partition plate and the first spring in the present embodiment;

FIG. 5 is a schematic structural diagram for showing the positional relationship between the groove and the expansion plate in the present embodiment;

FIG. 6 is an enlarged view of the structure of the portion C in FIG. 5 for showing the position relationship between the sliding slot and the sliding block;

fig. 7 is a schematic structural diagram for showing a positional relationship between the locking screw and the expansion plate in the present embodiment.

In the figure, 1, a carrier plate; 2. a limiting plate; 3. a partition plate; 4. a closing door; 5. a first magnet; 6. a first groove; 7. a second magnet; 8. a second groove; 9. an upper chamber; 10. a lower chamber; 11. a partition plate; 12. a port; 13. a guide groove; 14. a guide strip; 15. a first spring; 16. a threaded through hole; 17. a threaded rod; 18. a handle; 19. a groove; 20. a retractable plate; 21. a chute; 22. a slider; 23. a limiting sheet; 24. a second spring; 25. locking the screw; 26. a first through hole; 27. a second through hole; 28. and locking the threaded hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a carrier board jig of a circuit board is shown in fig. 1 and comprises a carrier board 1, a limiting board 2 and a spacing board 3.

As shown in fig. 1, the limiting plate 2 is L-shaped, and the limiting plate 2 is disposed on two adjacent edges of one side of the carrier plate 1 away from the ground.

As shown in fig. 1 and 2, a through cavity with openings at two ends is arranged on the carrier plate 1, a sealing door 4 is detachably connected to the carrier plate 1 and used for shielding a cavity opening of the through cavity, a first magnet 5 and a first groove 6 are arranged on the carrier plate 1, the first magnet 5 is arranged in the first groove 6 through glue, as shown in fig. 1 and 3, a second magnet 7 and a second groove 8 are arranged on the sealing door 4, the second magnet 7 is arranged in the second groove 8 through glue, and the first magnet 5 and the second magnet 7 attract each other.

As shown in fig. 1 and 4, a partition plate 11 is arranged in the through cavity to divide the through cavity into an upper cavity 9 and a lower cavity 10, three through holes 12 communicated with the upper cavity 9 are arranged on the carrier plate 1, and be parallel to each other between the opening 12, division board 3 and opening 12 sliding fit, be equipped with guide strip 14 on the division board 3, be equipped with guide way 13 on the 12 lateral walls of opening, guide strip 14 be in guide way 13 and with guide way 13 sliding fit, still be equipped with first spring 15 between division board 3 and the division board 11, division board 11 is connected to the one end of first spring 15, division board 3 is connected to the other end, be equipped with screw thread through-hole 16 on the division board 11, one side that division board 3 is close to division board 11 is rotated and is connected with threaded rod 17, threaded rod 17 runs through screw thread through-hole 16 and with screw thread through-hole 16 spiro union, the one end that threaded rod 17 deviates from division board 3 is equipped with handle 18, handle 18 is.

As shown in fig. 5 and 6, a groove 19 is formed on the side wall of the partition board 3, a telescopic board 20 is slidably connected in the groove 19, a sliding groove 21 is formed on the side wall of the groove 19, a sliding block 22 is arranged on the telescopic board 20, the sliding block 22 is arranged in the sliding groove 21 and is in sliding fit with the sliding groove 21, a limiting piece 23 is arranged on the sliding groove 21 and is used for limiting the sliding block 22, the telescopic board 20 is connected with the groove 19 through a second spring 24, when the second spring 24 is in a natural state, one side of the telescopic board 20 is arranged outside the groove 19, the other side is arranged in the groove 19, as shown in fig. 6 and 7, the telescopic board 20 is fastened with the bottom of the groove 19 through a locking screw 25, a locking threaded hole 28 is formed at the bottom of the groove 19, a first through hole 26 and a second through hole 27 which are mutually communicated are formed in the telescopic board 20, the inner diameter of the first through hole 26 is larger than that of the second, and the nut of the locking screw 25 is located in the first through hole 26.

The implementation process comprises the following steps: when in use, the PCB is placed on the carrier plate 1, the PCB is enabled to abut against the limiting plates 2 on the two adjacent edges of the carrier plate 1, which partition plate 3 is selected to be used according to the size of the PCB, after the partition plate 3 is selected, the sealing door 4 is pulled to separate the first magnet 5 from the second magnet 7, the sealing door 4 is disassembled, the handle 18 is rotated, the handle 18 drives the threaded rod 17 to rotate, the threaded rod 17 drives the partition plate 3 to move in the rotating process, the partition plate 3 drives the guide strip 14 to slide along the guide groove 13, the relative position between the partition plate 3 and the through hole 12 is changed, the partition plate 3 protrudes out of the plane of the carrier plate 1 to abut against the PCB (if the distance is reserved between the PCB and the partition plate 3, the locking screw 25 is disassembled, the limit on the telescopic plate 20 is released, the telescopic plate 20 moves towards the direction close to the PCB under the elastic force of the second spring 24 and abuts against the PCB), thereby fixing the, the purpose of being suitable for PCBs with different sizes is achieved, corresponding jigs do not need to be manufactured on each PCB, and production cost of the jigs is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a support plate tool of circuit board, includes support plate (1), its characterized in that: still include limiting plate (2) and space bar (3), limiting plate (2) set up on support plate (1) deviates from the adjacent both sides edge in ground one side, be equipped with both ends open-ended logical chamber on support plate (1), lead to the intracavity and be equipped with division board (11) that become cavity (9) and cavity (10) down with leading to the chamber, be equipped with opening (12) of cavity (9) on support plate (1) at least three intercommunication, and be parallel to each other between opening (12), space bar (3) and opening (12) sliding fit, be equipped with screw thread through-hole (16) on division board (11), one side that space bar (3) are close to division board (11) is rotated and is connected with threaded rod (17), threaded rod (17) run through screw thread through-hole (16) and with screw thread through-hole (16) spiro union.

2. The carrier board jig of claim 1, characterized in that: the threaded rod (17) is provided with a handle (18).

3. The carrier board jig of claim 1, characterized in that: still be equipped with first spring (15) between division board (3) and division board (11), division board (11) are connected to the one end of first spring (15), and division board (3) are connected to the other end.

4. The carrier board jig of claim 1, characterized in that: be equipped with gib block (14) on space bar (3), be equipped with guide way (13) on port (12) lateral wall, gib block (14) are in guide way (13) and with guide way (13) sliding fit.

5. The carrier board jig of claim 1, characterized in that: be equipped with recess (19) on space bar (3) lateral wall, sliding connection has expansion plate (20) in recess (19), be connected through second spring (24) between expansion plate (20) and recess (19), when second spring (24) are in the natural state, outside one side of expansion plate (20) was in recess (19), the opposite side was in recess (19), fasten through locking screw (25) between expansion plate (20) and recess (19) bottom.

6. The carrier board jig of claim 5, wherein: be equipped with spout (21) on recess (19) lateral wall, be equipped with slider (22) on expansion plate (20), slider (22) are in spout (21) and with spout (21) sliding fit, and be equipped with on spout (21) and be used for carrying out spacing piece (23) to slider (22).

7. The carrier board jig of claim 1, characterized in that: the carrier plate (1) is detachably connected with a closed door (4) used for shielding the cavity opening of the through cavity.

8. The carrier board jig of claim 7, wherein: the portable door is characterized in that a first magnet (5) is arranged on the carrier plate (1), a second magnet (7) is arranged on the closed door (4), and the first magnet (5) and the second magnet (7) attract each other.