CN219424684U

CN219424684U - Spraying device of PCB circuit board

Info

Publication number: CN219424684U
Application number: CN202223551704.7U
Authority: CN
Inventors: 王亚洲; 徐海峰; 李秀娟; 蔡超宇
Original assignee: Guangde Wang Intelligent Circuit Technology Co ltd
Current assignee: Guangde Wang Intelligent Circuit Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-07-28
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a spraying device of a PCB (printed Circuit Board), which comprises a main body and a mounting frame, wherein the mounting frame is rotationally connected with the main body, and the spraying device also comprises: the spraying mechanism is connected with the main body and is used for spraying the PCB; the mounting assembly is connected with the mounting frame and used for limiting and mounting the PCB; the turnover mechanism is connected with the mounting frame and used for turnover treatment of the PCB, and comprises a motor A, a rotating shaft A and a transmission assembly A, wherein an output shaft of the motor A is in transmission connection with the rotating shaft A through the transmission assembly A, the rotating shaft A is in rotation connection with the main body, the rotating shaft A is fixedly connected with the mounting frame, and the motor A is in disassembly connection with the mounting plate fixedly connected to the main body through the bolt assembly A; according to the utility model, the PCB can be subjected to two-sided spraying treatment without disassembling the PCB.

Description

Spraying device of PCB circuit board

Technical Field

The utility model belongs to the technical field of PCB processing, and particularly relates to a spraying device for a PCB.

Background

The circuit board is mainly made of PCB substrate materials and is easy to erode by the environment, so that a special formula of paint is sprayed after the main body is made, the circuit board has good high and low temperature resistance, and a transparent protective film is formed after the circuit board is solidified, so that the circuit board has excellent properties of insulation, moisture resistance, electric leakage resistance, vibration resistance, dust resistance, corrosion resistance, aging resistance, corona resistance and the like.

In reality, the PCB is sprayed basically by placing the PCB on an operation table, then a related technician holds a spraying tank to spray the PCB, or a plurality of PCBs are horizontally limited on the operation table through clamping plates, and a sprayer is pushed to perform linear motion through a linear motion assembly (a screw rod is matched with a sliding block and the like) to spray the PCB.

Although the PCB can be sprayed in the mode, when the PCB is sprayed, the PCB needs to be manually turned over to spray the other surface of the PCB when one surface of the PCB is sprayed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a spraying device for a PCB (printed Circuit Board) and solves the problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a spraying device of PCB circuit board, includes main part and mounting bracket, the mounting bracket rotates with the main part and is connected, still includes:

the spraying mechanism is connected with the main body and is used for spraying the PCB;

the mounting assembly is connected with the mounting frame and used for limiting and mounting the PCB; and

the turnover mechanism is connected with the mounting frame and used for turnover treatment of the PCB and comprises a motor A, a rotating shaft A and a transmission assembly A, an output shaft of the motor A is in transmission connection with the rotating shaft A through the transmission assembly A, the rotating shaft A is in rotation connection with the main body, the rotating shaft A is fixedly connected with the mounting frame, and the motor A is in disassembly connection with the mounting plate fixedly connected to the main body through the bolt assembly A.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

the technical scheme is as follows: the spraying mechanism comprises a mounting seat, a spraying plate and a screw rod, wherein the spraying plate is detachably connected with the mounting seat, the mounting seat is in threaded connection with the screw rod, the screw rod is rotationally connected with the main body, and the mounting seat is in sliding fit with the main body and further comprises:

and the driving assembly is connected with the main body and used for driving the screw rod to rotate horizontally.

The technical scheme is as follows: the transmission assembly A comprises a worm and a worm wheel, the worm is meshed with the worm wheel, the worm is fixedly connected with an output shaft of the motor A, and the worm wheel is fixedly connected with the rotating shaft A.

The technical scheme is as follows: the installation component includes splint and elastic expansion component, elastic expansion component includes sleeve, push rod and elastic component, push rod and sleeve sliding fit, the elastic component sets up on the sleeve and tip and push rod fixed connection, the sleeve embedding sets up on the mounting bracket and with mounting bracket fixed connection, a plurality of splint respectively with push rod and mounting bracket fixed connection.

The technical scheme is as follows: the driving assembly comprises a motor B and a transmission assembly B, the motor B is in transmission connection with the screw rod through the output transmission assembly B, and the motor B is connected with a mounting plate B fixedly connected to the main body through a bolt assembly B in a detachable mode.

The technical scheme is as follows: and the clamping plate is provided with a groove for installing the PCB.

The technical scheme is as follows: the spray plate is connected with an external liquid supply device through a pipeline.

Advantageous effects

The utility model provides a spraying device of a PCB circuit board, which has the following beneficial effects compared with the prior art:

1. relevant technical personnel insert the PCB board between two splint, the PCB board passes through splint promotion push rod extrusion elastic component and slides along the sleeve this moment, the elastic component gives the push rod and prescribes a limit to the PCB board with reaction force and promote splint extrusion PCB board this moment, start motor A and drive the worm of installing on motor A output shaft this moment and rotate, the worm drives pivot A through the worm wheel that meshes with it and rotates, pivot A drives the mounting bracket and rotates the mode that makes the PCB board of installing on the mounting bracket reciprocal upset and utilize spraying mechanism to carry out the spraying, realize carrying out the technological effect of spraying to PCB board two sides.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model.

Fig. 2 is a schematic diagram of the overall structure of the present utility model.

Fig. 3 is a schematic view of a part of the structure of the turnover mechanism of the present utility model.

Reference numerals annotate: 1. a main body; 2. a mounting frame; 3. a turnover mechanism; 301. a motor A; 302. a rotating shaft A; 303. a transmission assembly A; 4. a mounting base; 5. spraying a plate; 6. a screw rod; 7. a drive assembly; 701. a motor B; 702. a transmission assembly B; 8. a clamping plate; 9. an elastic expansion assembly; 901. a sleeve; 902. a push rod; 903. an elastic member; 10. a pipeline.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 3, in one embodiment of the present utility model, a spraying device for a PCB circuit board includes a main body 1 and a mounting frame 2, wherein the mounting frame 2 is rotationally connected with the main body 1, and further includes:

the spraying mechanism is connected with the main body 1 and is used for spraying the PCB;

the mounting assembly is connected with the mounting frame 2 and used for limiting and mounting the PCB; and

the turnover mechanism 3 is connected with the mounting frame 2 and is used for turnover treatment of the PCB, the turnover mechanism 3 comprises a motor A301, a rotating shaft A302 and a transmission assembly A303, an output shaft of the motor A301 is in transmission connection with the rotating shaft A302 through the transmission assembly A303, the rotating shaft A302 is in rotation connection with the main body 1, the rotating shaft A302 is fixedly connected with the mounting frame 2, and the motor A301 is in disassembly connection with a mounting plate (not marked in the figure) fixedly connected to the main body 1 through a bolt assembly A;

specifically, the transmission assembly a303 includes a worm (not shown) and a worm wheel (not shown), the worm is meshed with the worm wheel, the worm is fixedly connected with the output shaft of the motor a301, and the worm wheel is fixedly connected with the rotating shaft a 302. The output shaft of the motor A301 drives the worm to rotate, the worm drives the rotating shaft A302 to rotate in the horizontal direction through the worm wheel meshed with the worm, and the purpose of the arrangement is to convert the rotation motion of the output shaft of the motor A301 into the rotation motion of the rotating shaft A302 in the horizontal direction, namely, the installation frame 2 is driven to rotate in the horizontal direction.

As an alternative of the transmission assembly, the transmission assembly includes a belt wheel a (not shown), a belt wheel B (not shown) and a transmission rope (not shown), the belt wheel a is fixedly connected with the output shaft of the motor a301, the belt wheel B is fixedly connected with the rotating shaft a302, and the transmission rope is sleeved on the belt wheel a and the belt wheel B in a 8 shape. The output shaft of the motor A301 drives the belt pulley A to rotate, the belt pulley A pulls the belt pulley B through the driving rope to drive the rotating shaft A302 to rotate, and the purpose of the arrangement is to convert the rotation motion of the output shaft of the motor A301 into the rotation motion of the rotating shaft A302 in the horizontal direction, namely, the installation frame 2 is driven to rotate in the horizontal direction.

Specifically, the installation component includes splint 8 and elastic expansion component 9, elastic expansion component 9 includes sleeve 901, push rod 902 and elastic component 903, push rod 902 and sleeve 901 sliding fit, elastic component 903 sets up on sleeve 901 and tip and push rod 902 fixed connection, sleeve 901 embedding sets up on mounting bracket 2 and with mounting bracket 2 fixed connection, a plurality of splint 8 respectively with push rod 902 and mounting bracket 2 fixed connection. The related technician inserts the PCB board between two splint 8, and the PCB board is through splint 8 promotion push rod 902 extrusion elastic component 903 and slide along sleeve 901 this moment, and the elastic component 903 gives the push rod 902 with the reaction force and promotes the mode that splint 8 extruded the PCB board this moment, realizes carrying out spacing fixed technological effect to the PCB board.

Preferably, the elastic member is any one of a spring, a compression spring and an elastic steel plate.

Specifically, the clamping plate 8 is provided with a groove for installing a PCB.

As an alternative of the installation component, the installation component includes a linear motion piece and splint 8, a plurality of splint 8 respectively with mounting bracket 2 and linear motion piece's output fixed connection, the linear motion piece embedding sets up on mounting bracket 2 and with mounting bracket 2 fixed connection, the linear motion piece is equipped with a plurality of and piles into the setting on mounting bracket 2. The linear motion piece promotes splint 8 to carry out linear motion and impels splint 8 to support the PCB board and prescribe a limit to the fixed PCB board, and the purpose of this kind of setting is to install the restriction to the PCB board.

Preferably, the linear motion member is any one of an electric telescopic rod, a hydraulic cylinder and an air cylinder.

In the embodiment of the utility model, a related technician inserts a PCB between two clamping plates 8, at this time, the PCB pushes a push rod 902 through the clamping plates 8 to squeeze an elastic element 903 and slide along a sleeve 901, at this time, the elastic element 903 gives a reaction force to the push rod 902 and pushes the clamping plates 8 to squeeze the PCB to limit the PCB, at this time, a motor a301 is started to drive a worm installed on an output shaft of the motor a301 to rotate, the worm drives a rotating shaft a302 to rotate through a worm wheel meshed with the worm, and the rotating shaft a302 drives a mounting frame 2 to rotate to drive the PCB installed on the mounting frame 2 to reciprocally turn over and spray by using a spraying mechanism, so that the technical effect of spraying treatment on two sides of the PCB is achieved.

Referring to fig. 1 to 3, as an embodiment of the present utility model, the spraying mechanism includes a mounting seat 4, a spraying plate 5, and a screw rod 6, wherein the spraying plate 5 is detachably connected to the mounting seat 4, the mounting seat 4 is in threaded connection with the screw rod 6, the screw rod 6 is rotatably connected to the main body 1, and the mounting seat 4 is slidably matched with the main body 1, and further includes:

the driving assembly 7 is connected with the main body 1 and is used for driving the screw rod 6 to rotate horizontally;

the driving assembly 7 includes a motor B701 and a transmission assembly B702, the motor B701 is in transmission connection with the screw rod 6 through the output transmission assembly B702, and the motor B701 is detachably connected with a mounting plate B (not shown) fixedly connected to the main body 1 through a bolt assembly B.

Specifically, the structure of the transmission assembly B702 is the same as that of the transmission assembly a 303. The purpose of this arrangement is to convert the rotational movement of the output shaft of motor B701 in the vertical direction into rotational movement of the screw 6 in the horizontal direction.

Specifically, the spray plate 5 is connected with an external liquid supply device through a pipeline 10, and the pipeline 10 is connected with the spray plate 5 in a plug-in mode. The purpose of this arrangement is to provide spray liquid into the spray plate 5 through the pipe 10.

Specifically, the spray plate 5 is in threaded connection with the mounting seat 4. The purpose of this arrangement is to facilitate the mounting of the spray plate on the mounting base 4 by the relevant technician.

In the embodiment of the utility model, the output shaft of the motor B701 drives the screw rod 6 to perform rotary motion in the horizontal direction through the transmission component B702, the screw rod 6 pushes the mounting seat 4 in threaded connection with the screw rod 6 to perform linear motion along the main body 1, and the mounting seat 4 drives the spraying plate 5 connected with the mounting seat 4 to perform linear motion, so that the technical effect of uniformly spraying the PCB is realized.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.

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 spraying device of PCB circuit board, includes main part and mounting bracket, the mounting bracket rotates with the main part and is connected, its characterized in that still includes:

2. The spray coating device of a PCB of claim 1, wherein the spray coating mechanism comprises a mounting base, a spray plate and a screw, the spray plate is detachably connected with the mounting base, the mounting base is in threaded connection with the screw, the screw is rotatably connected with the main body, the mounting base is in sliding fit with the main body, and the spray coating device further comprises:

3. The spraying device of the PCB according to claim 1, wherein the transmission assembly a includes a worm and a worm wheel, the worm is engaged with the worm wheel, the worm is fixedly connected with the output shaft of the motor a, and the worm wheel is fixedly connected with the rotating shaft a.

4. The spraying device of the PCB circuit board according to claim 1, wherein the installation component comprises a clamping plate and an elastic telescopic component, the elastic telescopic component comprises a sleeve, a push rod and an elastic piece, the push rod is in sliding fit with the sleeve, the elastic piece is arranged on the sleeve, the end part of the elastic piece is fixedly connected with the push rod, the sleeve is embedded in the installation frame and is fixedly connected with the installation frame, and a plurality of the clamping plates are respectively fixedly connected with the push rod and the installation frame.

5. The spraying device of the PCB according to claim 2, wherein the driving assembly comprises a motor B and a transmission assembly B, the motor B is connected with the screw rod through the output transmission assembly B in a transmission manner, and the motor B is connected with a mounting plate B fixedly connected to the main body in a dismounting manner through a bolt assembly B.

6. The spraying device of the PCB according to claim 4, wherein the clamping plate is provided with a groove for installing the PCB.

7. The spraying device of the PCB of claim 2, wherein the spraying plate is connected to an external liquid supply device through a pipe.