CN220697165U

CN220697165U - PCB spraying fixture

Info

Publication number: CN220697165U
Application number: CN202322230824.5U
Authority: CN
Inventors: 李雨涛
Original assignee: Wuhan Zhongsheng Tenghui Precision Machinery Co ltd
Current assignee: Wuhan Zhongsheng Tenghui Precision Machinery Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-04-02
Anticipated expiration: 2033-08-18

Abstract

The utility model relates to the technical field of PCB processing, and discloses a PCB spraying clamp which comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a frame, and the inner side of the frame is provided with a clamping structure. This PCB board spraying anchor clamps drive the bull stick through the motor and rotate, the bull stick then drives the drive wheel and rotate, the drive wheel then drives from the driving wheel through the drive belt and rotate, follow driving wheel and then drive the threaded rod and rotate, threaded rod and then drive screw thread piece downwardly moving, the screw thread piece then drives the slider downwardly moving, the slider then drives the mounting panel downwardly moving, the mounting panel then drives the grip block that corresponds and contacts the PCB board, and the bottom of PCB board contacts with the grip block of downside, and then realize the centre gripping to the PCB board, and buffer the upper and lower both sides of PCB board through the blotter, and provide further buffering for the PCB board through telescopic link and spring, avoid excessive centre gripping to cause the damage to the PCB board.

Description

PCB spraying fixture

Technical Field

The utility model relates to the technical field of PCB processing, in particular to a PCB spraying clamp.

Background

The PCB can also be called a printed circuit board, can be divided into a single-layer board, a double-layer board, a four-layer board and other multi-layer circuit boards according to the number of layers of the circuit boards, can be correspondingly selected according to actual needs, and needs to be sprayed when being processed.

The clamp is used for fixing during spraying, so that the clamp is particularly important to use, however, at present, part of the clamp is only suitable for a single-size PCB, and the damage to the PCB is easily caused when the PCB clamp is fastened, so that the use effect of the clamp is reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the PCB spraying clamp which has the advantages of being applicable to PCBs with different sizes, avoiding damage to the PCBs caused by excessive clamping, and the like, and solves the problems that part of the clamp is only applicable to PCBs with single size, and the PCBs are easy to damage due to excessive clamping.

(II) technical scheme

In order to achieve the aim of avoiding damage to the PCB caused by excessive clamping, the utility model provides the following technical scheme: the PCB spraying clamp comprises a bottom plate, wherein the upper surface of the bottom plate is fixedly connected with a frame, and the inner side of the frame is provided with a clamping structure;

the clamping structure comprises a threaded rod which is rotationally connected to the inner bottom wall of the frame, the top end of the threaded rod is fixedly connected with a driven wheel, the outer surface of the driven wheel is in transmission connection with a transmission belt, the left end of the transmission belt is in transmission connection with a transmission wheel, the inner side of the circle center of the transmission wheel is fixedly connected with a rotating rod, the bottom end of the rotating rod is fixedly connected with an output shaft of a motor, the outer side of the threaded rod is in threaded connection with a threaded block, the right side of the threaded block is fixedly connected with a sliding block, the right side of the sliding block is fixedly connected with a mounting plate, the inner side of the mounting plate is in sliding connection with a first sliding rod, the upper surface of the bottom plate is fixedly connected with a telescopic rod, two opposite ends of the telescopic rod piston rods are fixedly connected with connecting plates, two inner sides of the connecting plates are fixedly connected with second sliding rods, two opposite sides of the connecting plates are fixedly connected with connecting rods, the outer sides of the connecting rods are fixedly connected with frame bodies, and two opposite ends of the connecting rods are fixedly connected with clamping plates.

Further, the thread blocks are located on the inner side of the frame, the thread blocks are rectangular, the length of the thread blocks is equal to the distance between the left side wall and the right side wall in the frame, and the width of the thread blocks is equal to the distance between the front side wall and the rear side wall in the frame.

Further, the top end of the threaded rod sequentially penetrates through the threaded block and the inner top wall of the frame and extends to the inner side of the circle center of the driving wheel to be fixedly connected with the driving wheel.

Further, the outside fixedly connected with motor frame of motor, and motor frame fixed connection is in the upper surface of bottom plate, the bottom of first slide bar and the upper surface fixed connection of bottom plate.

Further, the sliding opening is formed in the right side wall of the frame and is matched with the sliding block, and the sliding block is connected with the frame in a sliding mode through the sliding opening.

Further, springs are sleeved on the outer sides of the two telescopic rods, and buffer pads are fixedly connected to the opposite sides of the two clamping plates.

Further, the upper side the framework is fixedly connected to the bottom of the mounting plate, and the lower side the framework is fixedly connected to the upper surface of the bottom plate.

(III) beneficial effects

Compared with the prior art, the utility model provides the PCB spraying clamp, which has the following beneficial effects:

this PCB board spraying anchor clamps drive the bull stick through the motor and rotate, the bull stick then drives the drive wheel and rotate, the drive wheel then drives from the driving wheel through the drive belt and rotate, follow driving wheel and then drive the threaded rod and rotate, threaded rod and then drive screw thread piece downwardly moving, the screw thread piece then drives the slider downwardly moving, the slider then drives the mounting panel downwardly moving, the mounting panel then drives the grip block that corresponds and contacts the PCB board, and the bottom of PCB board contacts with the grip block of downside, and then realize the centre gripping to the PCB board, and buffer the upper and lower both sides of PCB board through the blotter, and provide further buffering for the PCB board through telescopic link and spring, avoid excessive centre gripping to cause the damage to the PCB board.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic front view of the structure of the present utility model.

In the figure: 1. a bottom plate; 2. a frame; 3. a threaded rod; 4. driven wheel; 5. a transmission belt; 6. a driving wheel; 7. a rotating rod; 8. a motor; 9. a screw block; 10. a slide block; 11. a mounting plate; 12. a first slide bar; 13. a telescopic rod; 14. a connecting plate; 15. a second slide bar; 16. a connecting rod; 17. a frame; 18. and a clamping plate.

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 PCB board spraying anchor clamps, includes bottom plate 1, and the upper surface fixedly connected with frame 2 of bottom plate 1, the inboard of frame 2 is provided with the clamping structure.

As shown in fig. 1, the clamping structure comprises a threaded rod 3 rotatably connected to the inner bottom wall of the frame 2, the top end of the threaded rod 3 is fixedly connected with a driven wheel 4, the outer surface of the driven wheel 4 is in transmission connection with a transmission belt 5, the left end of the transmission belt 5 is in transmission connection with a transmission wheel 6, the inner side of the circle center of the transmission wheel 6 is fixedly connected with a rotating rod 7, the bottom end of the rotating rod 7 is fixedly connected with an output shaft of a motor 8, the outer side of the threaded rod 3 is in threaded connection with a threaded block 9, the right side of the threaded block 9 is fixedly connected with a sliding block 10, the right side of the sliding block 10 is fixedly connected with a mounting plate 11, the inner side of the mounting plate 11 is in sliding connection with a first sliding rod 12, the upper surface of the bottom plate 1 and the bottom of the mounting plate 11 are both fixedly connected with telescopic rods 13, the opposite ends of the piston rods of the two telescopic rods 13 are fixedly connected with connecting plates 14, the inner sides of the two connecting rods 14 are both in sliding connection with second sliding rods 15, the two second sliding rods 15 are respectively positioned at the left and the right sides of the telescopic rods 13, the opposite sides of the two connecting rods 14 are both fixedly connected with connecting rods 16, the two connecting rods 16 are both in sliding connection with frame bodies 17, and the two opposite ends of the two connecting rods 18 are respectively fixedly connected with two clamping plates 18.

It should be noted that, screw thread piece 9 is located the inboard of frame 2, screw thread piece 9 is the rectangle, and the length of screw thread piece 9 equals the distance between left side wall and the inside right side wall in frame 2, and the width of screw thread piece 9 equals the distance between the inside front side wall and the inside back side wall of frame 2, the top of threaded rod 3 runs through screw thread piece 9 and the inside roof of frame 2 in proper order and extends to the centre of a circle inboard and the drive wheel 6 fixed connection of drive wheel 6, the outside fixedly connected with motor frame of motor 8, and motor frame fixed connection is in the upper surface of bottom plate 1, the bottom and the upper surface fixed connection of bottom plate 1 of first slide bar 12, the slide opening has been seted up to the right side wall of frame 2, and slide opening and slider 10 looks adaptation, slider 10 passes through slide opening and frame 2 sliding connection, the outside of two telescopic links 13 all has the spring, the opposite side of two grip blocks 18 all fixedly connected with blotter, the top frame 17 fixedly connected with the bottom of mounting panel 11, the bottom frame 17 fixedly connected with the bottom of bottom panel 1, the top of top and the bottom frame 17 fixedly connected with the bottom of bottom panel 1, the top of top frame 17 fixedly connected with the bottom of bottom panel 1.

The working principle of the embodiment is as follows:

the motor 8 drives the rotating rod 7 to rotate, the rotating rod 7 further drives the driving wheel 6 to rotate, the driving wheel 6 further drives the driven wheel 4 to rotate through the driving belt 5, the driven wheel 4 further drives the threaded rod 3 to rotate, the threaded rod 3 further drives the threaded block 9 to move downwards, the threaded block 9 further drives the sliding block 10 to move downwards, the sliding block 10 further drives the movable mounting plate 11 to move downwards, the mounting plate 11 further drives the corresponding clamping plate 18 to contact the PCB, the bottom of the PCB is contacted with the clamping plate 18 on the lower side, clamping of the PCB is further achieved, the upper side and the lower side of the PCB are buffered through the buffer pad, further buffering is provided for the PCB through the telescopic rod 13 and the spring, and damage to the PCB due to excessive clamping is avoided.

The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.

It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 PCB board spraying anchor clamps, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a frame (2), and the inner side of the frame (2) is provided with a clamping structure;

the clamping structure comprises a threaded rod (3) which is rotationally connected to the inner bottom wall of a frame (2), the top end of the threaded rod (3) is fixedly connected with a driven wheel (4), the outer surface transmission of the driven wheel (4) is connected with a transmission belt (5), the left end transmission of the transmission belt (5) is connected with a transmission wheel (6), the inner side of the circle center of the transmission wheel (6) is fixedly connected with a rotating rod (7), the bottom end of the rotating rod (7) is fixedly connected with the output shaft of a motor (8), the outer side of the threaded rod (3) is in threaded connection with a threaded block (9), the right side of the threaded block (9) is fixedly connected with a sliding block (10) the right side of the sliding block (10) is fixedly connected with a mounting plate (11), the inner side of the mounting plate (11) is in sliding connection with a first sliding rod (12), the upper surface of the bottom plate (1) is fixedly connected with a telescopic rod (13) at the bottom of the mounting plate (11), the opposite ends of the piston rods of the two telescopic rods (13) are fixedly connected with connecting plates (14), the inner sides of the two connecting plates (14) are in sliding connection with a second sliding rod (15), the two connecting rods (16) are in sliding connection with the two connecting rods (16) at one side of the two connecting rods (16), the opposite ends of the two connecting rods (16) are fixedly connected with clamping plates (18).

2. The PCB board spraying fixture of claim 1, wherein: the screw thread piece (9) is located the inboard of frame (2), screw thread piece (9) are the rectangle, and the length of screw thread piece (9) equals the distance between left side wall and the interior right side wall in frame (2), and the width of screw thread piece (9) equals the distance between preceding lateral wall in frame (2) and the interior back lateral wall.

3. The PCB board spraying fixture of claim 1, wherein: the top end of the threaded rod (3) sequentially penetrates through the threaded block (9) and the inner top wall of the frame (2) and extends to the inner side of the circle center of the driving wheel (6) to be fixedly connected with the driving wheel (6).

4. The PCB board spraying fixture of claim 1, wherein: the motor frame is fixedly connected to the outer side of the motor (8), the motor frame is fixedly connected to the upper surface of the bottom plate (1), and the bottom end of the first sliding rod (12) is fixedly connected with the upper surface of the bottom plate (1).

5. The PCB board spraying fixture of claim 1, wherein: the sliding opening is formed in the right side wall of the frame (2), the sliding opening is matched with the sliding block (10), and the sliding block (10) is in sliding connection with the frame (2) through the sliding opening.

6. The PCB board spraying fixture of claim 1, wherein: the outer sides of the two telescopic rods (13) are sleeved with springs, and the opposite sides of the two clamping plates (18) are fixedly connected with buffer cushions.

7. The PCB board spraying fixture of claim 1, wherein: the upper side frame body (17) is fixedly connected to the bottom of the mounting plate (11), and the lower side frame body (17) is fixedly connected to the upper surface of the bottom plate (1).