CN220156758U

CN220156758U - Flexible fixture of PCB board

Info

Publication number: CN220156758U
Application number: CN202321635524.9U
Authority: CN
Inventors: 周继葆; 王奋平
Original assignee: Suzhou Shiwei Electronic Technology Co ltd
Current assignee: Suzhou Shiwei Electronic Technology Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-12-08
Anticipated expiration: 2033-06-27

Abstract

The utility model relates to the technical field of fixing or positioning of workpieces, and discloses a flexible PCB clamping mechanism which comprises a workbench, wherein the upper surface of the workbench is fixedly connected with a sliding rail, the upper surface of the sliding rail is provided with a first sliding groove, the interior of the first sliding groove is rotationally connected with a first threaded rod, the outer surface of the sliding rail is fixedly connected with a motor, an output shaft of the motor rotates to penetrate into the sliding rail, the output shaft of the motor is fixedly connected with the first threaded rod, a sliding base is sleeved on the outer surface thread of the first threaded rod, a PCB to be processed is placed on the upper surface of a supporting plate through a worker, the worker rotates a worm, the PCB is finally clamped, when the worker needs to move the PCB, the motor is started, the movement of the PCB is finally realized, and the problems that the traditional clamping device is inconvenient to move and needs to release the clamping for fixing again and consumes time are solved.

Description

Flexible fixture of PCB board

Technical Field

The utility model relates to the technical field of fixing or positioning of workpieces, in particular to a flexible clamping mechanism for a PCB.

Background

PCB boards have a very wide range of applications, which are almost every kind of electronic devices, and if there are electronic components in some kind of devices, they are also embedded on PCB boards of different sizes, and the main function of the PCB boards is to provide mutual electrical connection of the above electronic components, except for fixing various small electronic components.

The clamping device is needed to be used when the PCB is welded so as to fix the PCB, the traditional clamping device is inconvenient to move after clamping the PCB, the clamping needs to be released for fixing again, time is consumed, the requirements of users cannot be met, the working efficiency of staff is reduced, the position of the PCB cannot be adjusted according to the self requirement of the staff, the staff cannot be enabled to be handy when performing welding work, the working time of the staff is prolonged, the operation is complex, and the processing efficiency of the PCB is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the flexible PCB clamping mechanism which is provided with the functions that a PCB to be processed is placed on the upper surface of the supporting plate by a worker, the worker rotates the worm, the clamping of the PCB is finally realized, when the worker needs to move the PCB, the motor is started, the movement of the PCB is finally realized, and the problems that the traditional clamping device is inconvenient to move after clamping the PCB, needs to release the clamping to fix again and consumes time are solved. The device can realize the removal of PCB board through staff's starter motor, avoided needing to fix again, improved staff's work efficiency greatly, and can be according to staff's self required adjustment PCB board's position, make the staff carry out the welding work time more carelessly, save staff's operating time, easy operation has satisfied advantages such as people's user demand, traditional clamping device has been solved and has been carried out the centre gripping to the PCB board after, be inconvenient for remove, need remove the centre gripping and fix again, the problem of consuming time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flexible fixture of PCB board, includes the workstation, the upper surface fixedly connected with slide rail of workstation, first sliding tray has been seted up to the upper surface of slide rail, and the inside of first sliding tray rotates and is connected with first threaded rod, and the surface fixedly connected with motor of slide rail, the output shaft of motor rotate and run through into the inside of slide rail, the output shaft and the first threaded rod fixed connection of motor, the surface thread bush of first threaded rod is equipped with slide base, slide base and first sliding tray sliding connection.

Preferably, the upper surface of the sliding base is provided with a first clamping groove, the left side surface of the sliding base is provided with a second sliding groove, the second sliding groove is communicated with the inside of the first clamping groove, the inside of the second sliding groove is connected with a first clamping block in a sliding manner, and the first clamping block extends into the inside of the first clamping groove.

Preferably, two springs are fixedly connected between the first clamping block and the outer surface of the sliding base, and a supporting plate is arranged on the upper portion of the sliding base.

Preferably, the lower surface fixedly connected with second fixture block of backup pad, second fixture block and first draw-in groove looks adaptation, the second draw-in groove has been seted up to the surface of second fixture block, second draw-in groove and first fixture block looks adaptation.

Preferably, the upper surface fixedly connected with two fixed blocks of backup pad, the third sliding tray has all been seted up to the opposite face of two fixed blocks, and the inside of two third sliding trays is all rotated and is connected with the second threaded rod, and the lower extreme of two second threaded rods is all rotated and is run through the inside of entering the backup pad.

Preferably, the worm wheels are fixedly sleeved on the outer surfaces of one ends of the second threaded rods, which are positioned in the supporting plate, the worm is arranged outside the supporting plate, the worm penetrates into the supporting plate in a rotating mode through the left side surface of the supporting plate, the worm is connected with the inner wall of the supporting plate in a rotating mode, and the worm is meshed with the two worm wheels.

Preferably, the outer surfaces of the two second threaded rods are respectively provided with a limit plate in a threaded sleeve mode, and the two limit plates are respectively connected with the two third sliding grooves in a sliding mode.

Preferably, rubber pads are arranged on the lower surfaces of the two limiting plates.

Compared with the prior art, the utility model provides the flexible clamping mechanism for the PCB, which has the following beneficial effects:

1. this flexible fixture of PCB board places the PCB board that waits to process at the upper surface of backup pad through the staff, and follow-up staff rotates the worm, finally realizes the centre gripping to the PCB board. When the staff needs to remove the PCB board, start the motor, finally realize the removal of PCB board, solved traditional clamping device and after carrying out the centre gripping to the PCB board, be inconvenient for remove, need release the centre gripping and fix again, the problem of consuming time, the device can realize the removal of PCB board through staff's start motor, avoided needing to fix again, improved staff's work efficiency greatly. And can be according to the position of staff's self required adjustment PCB board for the staff is more pleasant when carrying out welding work, saves staff's operating time, easy operation has satisfied people's user demand.

2. This flexible fixture of PCB board, through the first fixture block of staff's pulling, the dismantlement of finally realizing the backup pad has solved the panel that uses when welding the PCB board and need be changed after long-time use, but it is fixed or bolt fastening with the workstation. Therefore, the device can realize the disassembly of the support plate by pulling the first clamping block by the staff when the PCB needs to be replaced, and the follow-up staff can replace the support plates with different surface areas according to the self needs so as to be convenient for the follow-up welding work and the more adaptation of the PCB, thereby realizing the quick disassembly and assembly of the support plates, improving the working efficiency of the staff and having higher practicability.

3. This flexible fixture of PCB board makes the PCB board direct contact with the rubber pad when the centre gripping through the setting of rubber pad, can effectually prevent that the PCB board is impaired for the practicality of device obtains further improvement.

4. This flexible fixture of PCB board has avoided using motor or pneumatic mode to realize the centre gripping to the PCB board, has avoided because motor or pneumatic mode's instantaneous impact force is great, leads to the problem of fish tail PCB board, has also saved manufacturing cost when improving the PCB board security.

Drawings

FIG. 1 is a schematic view of a flexible clamping mechanism for a PCB board according to the present utility model;

FIG. 2 is a schematic view of a sliding rail structure according to the present utility model;

FIG. 3 is a schematic view of a sliding base structure according to the present utility model;

FIG. 4 is a schematic view showing the structure of the lower surface of the support plate according to the present utility model;

FIG. 5 is a schematic view showing the upper surface structure of the support plate according to the present utility model;

fig. 6 is a schematic view of the structure of the worm of the present utility model.

In the figure: 1. a work table; 2. a slide rail; 3. a first sliding groove; 4. a first threaded rod; 5. a motor; 6. a sliding base; 7. a first clamping groove; 8. a second sliding groove; 9. a first clamping block; 10. a spring; 11. a support plate; 12. a second clamping block; 13. a second clamping groove; 14. a fixed block; 15. a third sliding groove; 16. a second threaded rod; 17. a worm wheel; 18. a worm; 19. a limiting plate; 20. and a rubber pad.

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. 1-6, the present utility model provides a technical solution: a flexible clamping mechanism for a PCB comprises a workbench 1. The upper surface fixedly connected with slide rail 2 of workstation 1, first sliding tray 3 has been seted up to the upper surface of slide rail 2. The inside rotation of first sliding tray 3 is connected with first threaded rod 4, and the surface fixedly connected with motor 5 of slide rail 2, the output shaft rotation of motor 5 runs through into the inside of slide rail 2, and the output shaft and the first threaded rod 4 fixed connection of motor 5. The surface thread bush of first threaded rod 4 is equipped with slide base 6, slide base 6 and first sliding tray 3 sliding connection, and first draw-in groove 7 has been seted up to slide base 6's upper surface, and second sliding tray 8 has been seted up to slide base 6's left side surface. The second sliding groove 8 is communicated with the inside of the first clamping groove 7, a first clamping block 9 is connected to the inside of the second sliding groove 8 in a sliding mode, the first clamping block 9 extends into the inside of the first clamping groove 7, two springs 10 are fixedly connected between the first clamping block 9 and the outer surface of the sliding base 6, and a supporting plate 11 is arranged on the upper portion of the sliding base 6.

In an embodiment, the lower surface of the supporting plate 11 is fixedly connected with a second clamping block 12, and the second clamping block 12 is matched with the first clamping groove 7. The second clamping groove 13 is formed in the outer surface of the second clamping block 12, the second clamping groove 13 is matched with the first clamping block 9, two fixing blocks 14 are fixedly connected to the upper surface of the supporting plate 11, and third sliding grooves 15 are formed in the opposite faces of the two fixing blocks 14. The second threaded rods 16 are rotatably connected to the insides of the two third sliding grooves 15, and the lower ends of the two second threaded rods 16 are rotatably inserted into the inside of the support plate 11.

Preferably, the outer surfaces of one ends of the two second threaded rods 16, which are positioned inside the supporting plate 11, are fixedly sleeved with worm gears 17, and the outside of the supporting plate 11 is provided with a worm 18. The worm 18 penetrates into the inside of the support plate 11 through the left side surface of the support plate 11 in a rotating manner, the worm 18 is connected with the inner wall of the support plate 11 in a rotating manner, and the worm 18 is connected with the two worm gears 17 in a meshing manner. The surface of two second threaded rods 16 all thread bush is equipped with limiting plate 19, and two limiting plates 19 respectively with two third sliding tray 15 sliding connection, the lower surface of two limiting plates 19 all is provided with rubber pad 20.

The PCB board that will wait to process is placed at the upper surface of backup pad 11 through the staff, follow-up staff rotates worm 18, it rotates to drive two worm wheels 17 through the rotation of worm 18, it drives the rotation of two second threaded rods 16 respectively to drive through the rotation of two worm wheels 17, it slides in the inside of third sliding tray 15 to drive two limiting plates 19 through the rotation of two second threaded rods 16, finally realize the centre gripping to the PCB board, when the staff needs to remove the PCB board, start motor 5, drive first threaded rod 4 through the rotation of motor 5 output shaft and rotate, drive slide base 6 in the inside of first sliding tray 3 through the rotation of first threaded rod 4, the displacement of drive backup pad 11 through the displacement of slide base 6, finally realize the removal of PCB board.

After carrying out the centre gripping to the PCB board through traditional clamping device has been solved to above-mentioned device, be inconvenient for remove, need remove the centre gripping and fix again, consume time's problem, the device can realize the removal of PCB board through staff's starter motor 5, avoided needing to fix again, staff's work efficiency has been improved greatly, and can be according to staff self required adjustment PCB board's position, make the staff carry out welding work time more careless, save staff's operating time, easy operation has satisfied people's user demand.

Through staff's pulling first fixture block 9, first fixture block 9 can slide in the inside of second sliding tray 8 this moment, and spring 10 will stretch to first fixture block 9 will not be in the inside that is located second draw-in groove 13, and follow-up staff can slide second fixture block 12 out from the inside of first draw-in groove 7, finally realizes the dismantlement of backup pad 11.

The device solves the problem that the supporting plate used in the welding of the PCB needs to be replaced after being used for a long time, but is fixed or bolted with the workbench, so that the device has complicated replacement, the device can realize the disassembly of the supporting plate 11 by pulling the first clamping block 9 by a worker, and the subsequent worker can replace the supporting plate with different surface areas according to the self needs, so that the supporting plate can be more matched with the PCB in the subsequent welding work, the quick assembly and disassembly of the supporting plate 11 are realized, the working efficiency of the worker is improved, and the practicability is higher.

Through the setting of rubber pad 20 make the PCB board direct contact with rubber pad 20 when the centre gripping, can effectually prevent that the PCB board is impaired for the practicality of device obtains further improvement.

The device has avoided using motor or pneumatic mode to realize the centre gripping to the PCB board, has avoided because motor or pneumatic mode's instantaneous impact force is great, leads to the problem of fish tail PCB board, has also saved manufacturing cost when improving PCB board security.

Working principle: this flexible fixture of PCB board is when using, place the PCB board of taking processing at the upper surface of backup pad 11 through the staff, follow-up staff rotates worm 18, it rotates to drive two worm wheels 17 through the rotation of worm 18, it rotates to drive two second threaded rods 16 respectively through the rotation of two worm wheels 17, it slides in the inside of third sliding tray 15 to drive two limiting plates 19 through the rotation of two second threaded rods 16, finally realize the flexible centre gripping to the PCB board, when the staff need remove the PCB board, start motor 5, rotate through the rotation of motor 5 output shaft and drive first threaded rod 4, it slides in the inside of first sliding tray 3 to drive slide base 6 through the rotation of first threaded rod 4, the displacement of backup pad 11 is driven through the displacement of slide base 6, finally realize the removal of PCB board.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flexible fixture of PCB board, includes workstation (1), the last fixed surface of workstation (1) is connected with slide rail (2), and first sliding tray (3), its characterized in that have been seted up to the upper surface of slide rail (2): the inside rotation of first sliding tray (3) is connected with first threaded rod (4), and the surface fixedly connected with motor (5) of slide rail (2), the output shaft rotation of motor (5) run through the inside of slide rail (2), the output shaft and the first threaded rod (4) fixed connection of motor (5), and the surface thread bush of first threaded rod (4) is equipped with slide base (6), slide base (6) and first sliding tray (3) sliding connection.

2. The flexible clamping mechanism of a PCB board according to claim 1, wherein: the upper surface of sliding base (6) has seted up first draw-in groove (7), and second draw-in groove (8) have been seted up on the left side surface of sliding base (6), and second draw-in groove (8) communicate with each other with first draw-in groove (7) inside, and the inside sliding connection of second draw-in groove (8) has first fixture block (9), and first fixture block (9) extend into the inside of first draw-in groove (7).

3. The flexible clamping mechanism of a PCB board according to claim 2, wherein: two springs (10) are fixedly connected between the first clamping block (9) and the outer surface of the sliding base (6), and a supporting plate (11) is arranged on the upper portion of the sliding base (6).

4. A flexible clamping mechanism for a PCB board according to claim 3, wherein: the lower surface fixedly connected with second fixture block (12) of backup pad (11), second fixture block (12) and first draw-in groove (7) looks adaptation, second draw-in groove (13) have been seted up to the surface of second fixture block (12), second draw-in groove (13) and first fixture block (9) looks adaptation.

5. The flexible clamping mechanism of a PCB board as set forth in claim 4, wherein: the upper surface fixedly connected with two fixed blocks (14) of backup pad (11), third sliding tray (15) have all been seted up to the opposite face of two fixed blocks (14), and the inside of two third sliding tray (15) is all rotated and is connected with second threaded rod (16), and the inside of backup pad (11) is run through in the lower extreme of two second threaded rods (16) all rotation.

6. The flexible clamping mechanism of a PCB board according to claim 5, wherein: two the inside one end surface of second threaded rod (16) is located backup pad (11) all fixed cover is equipped with worm wheel (17), and the outside of backup pad (11) is provided with worm (18), and worm (18) are rotated through the left side surface of backup pad (11) and are run through into the inside of backup pad (11), and worm (18) are connected with the inner wall rotation of backup pad (11), and worm (18) are connected with two worm wheel (17) meshing.

7. The flexible clamping mechanism of a PCB board as set forth in claim 6, wherein: the outer surfaces of the two second threaded rods (16) are respectively provided with a limiting plate (19) in a threaded sleeve mode, and the two limiting plates (19) are respectively connected with the two third sliding grooves (15) in a sliding mode.

8. The flexible clamping mechanism of a PCB board as set forth in claim 7, wherein: the lower surfaces of the two limiting plates (19) are provided with rubber pads (20).