CN219581206U

CN219581206U - Cleaning device for printed circuit board

Info

Publication number: CN219581206U
Application number: CN202320763561.1U
Authority: CN
Inventors: 刘延河; 张虎训; 吕长刚
Original assignee: Qingdao Feihong Precision Electronic Technology Co ltd
Current assignee: Qingdao Feihong Precision Electronic Technology Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-08-25
Anticipated expiration: 2033-04-10

Abstract

The utility model discloses a cleaning device for a printed circuit board, which comprises a box body, wherein the inner top and the inner bottom of the box body are respectively and rotatably connected with a rotating rod, the adjacent ends of the two rotating rods are respectively and fixedly connected with a fixed plate, the adjacent surfaces of the two fixed plates are respectively and fixedly connected with a plurality of telescopic rods, the telescopic ends of the telescopic rods which are matched with each other are jointly and fixedly connected with a disc, the adjacent surfaces of the two discs and the corresponding fixed plates are respectively and elastically connected through a plurality of springs, the adjacent surfaces of the two discs are respectively and fixedly connected with a plurality of rectangular sleeves, and the opposite ends of the two rotating rods are respectively extended to the outside. The device is through vertically placing the rotation with the circuit board, cooperatees with annular hollow plate to make at abluent in-process to the circuit board, need not to turn over the circuit board, promote the cleaning efficiency to the circuit board, and through vibrating motor's setting, can reduce the residual of moisture on the circuit board, and then avoid follow-up stoving time longer, and can not leave the watermark on the circuit board after the stoving.

Description

Cleaning device for printed circuit board

Technical Field

The utility model relates to the technical field of circuit board cleaning, in particular to a cleaning device for a printed circuit board.

Background

After finishing working procedures such as processing and detecting, the printed circuit board needs to be cleaned before reaching to remove various liquid and dust remained on the surface, however, the following problems still exist in the prior circuit board cleaning device when in use:

most of the conventional circuit board cleaning is to flush dust on the circuit board by utilizing water flow after the circuit board is tiled on equipment, however, as two sides of the circuit board need to be cleaned during general cleaning, the circuit board needs to be manually turned over after each cleaning, the mode is more troublesome, and more water drops remain on the surface of the circuit board during horizontal cleaning, so that the subsequent drying time of the circuit board is longer, and therefore, how to reasonably solve the problem is considered.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a cleaning device for a printed circuit board, which is matched with an annular hollow plate by vertically placing and rotating the circuit board, so that the circuit board is not required to be turned over in the process of cleaning the circuit board, the cleaning efficiency of the circuit board is improved, the residue of moisture on the circuit board can be reduced through the arrangement of a vibrating motor, the subsequent drying time is further avoided, and the watermark is not left on the circuit board after drying.

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

the utility model provides a belt cleaning device of printed circuit board, includes the box, the interior top of box and interior bottom all rotate and are connected with the bull stick, two the equal fixedly connected with fixed plate of adjacent end of bull stick, two the adjacent face of fixed plate all is equipped with a plurality of telescopic links, a plurality of matched with the common fixedly connected with disc of telescopic link, two the disc all passes through a plurality of spring elastic connection with the adjacent face of corresponding fixed plate, two the adjacent face of disc all is equipped with a plurality of rectangle sleeves, two the opposite ends of bull stick all extend to the external world, the upper end of box is equipped with the mounting bracket, driving motor is installed to the upper end of mounting bracket, driving motor's output shaft end and the bull stick fixed connection that is located the top.

Preferably, two reciprocating screw rods are vertically arranged in the box body, two ends of the reciprocating screw rods extend to the outside, the two reciprocating screw rods are in transmission connection with a rotating rod located above through a first transmission assembly, the two reciprocating screw rods are in transmission connection with a rotating rod located below through a second transmission assembly, the two reciprocating screw rods are in common threaded connection with an annular hollow plate, a plurality of spray heads are arranged on the inner wall of the annular hollow plate, a high-pressure pump is mounted on the left side of the box body, and the water outlet end of the high-pressure pump is communicated with the annular hollow plate through a hose.

Preferably, the first transmission assembly comprises first transmission wheels arranged on two reciprocating screw rods and a rotating rod arranged above, three first transmission wheels are in transmission connection through a first transmission belt, the second transmission assembly comprises second transmission wheels arranged on two reciprocating screw rods and a rotating rod arranged below, and three second transmission wheels are in transmission connection through a second transmission belt.

Preferably, vibration motors are mounted at the upper ends of the discs located above.

Preferably, a sponge layer is arranged in each rectangular sleeve.

Preferably, the bottom space of the box body is communicated with a drain pipe.

Compared with the prior art, the device has the advantages that:

compared with the prior art, through the arrangement of the two discs and the annular hollow plate, when the circuit board is cleaned, the two sides of the circuit board can be cleaned without turning over, so that the cleaning efficiency of the circuit board is greatly improved;

compared with the prior art, through vibrating motor's setting for after washing, can pneumatic rod vibrating motor drive a plurality of circuit boards vibration, thereby reduce the moisture side and remain on the circuit board, reduce the time of follow-up stoving to the circuit board.

Drawings

Fig. 1 is a schematic structural diagram of a cleaning device for a printed circuit board according to the present utility model;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

In the figure: 1 box, 2 driving motor, 3 bull stick, 4 first drive assembly, 5 reciprocating lead screw, 6 fixed plates, 7 second drive assembly, 8 telescopic links, 9 rectangular sleeve, 10 disc, 11 spring, 12 annular hollow plates, 13 hose, 14 high-pressure pump, 15 vibrating motor, 16 sponge layer.

Description of the embodiments

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.

Referring to fig. 1-2, a cleaning device for a printed circuit board, which comprises a box body 1, the front side of box 1 is equipped with the sliding door, the interior top of box 1 and interior bottom all rotate and are connected with bull stick 3, the equal fixedly connected with fixed plate 6 of adjacent end of two bull sticks 3, the adjacent face of two fixed plates 6 all is equipped with a plurality of telescopic links 8, the common fixedly connected with disc 10 of telescopic ends of a plurality of matched telescopic links 8, two discs 10 all pass through a plurality of spring 11 elastic connection with the adjacent face of corresponding fixed plate 6, the adjacent face of two discs 10 all is equipped with a plurality of rectangular sleeve 9, all be equipped with sponge layer 16 in every rectangular sleeve 9, circuit board damage's the condition appears when avoiding follow-up vibration, the opposite ends of two bull sticks 3 all extend to the external world, the upper end of box 1 is equipped with the mounting bracket, driving motor 2 is installed to the upper end of mounting bracket, driving motor 2's output shaft end and the bull stick 3 fixed connection that is located the top, the bottom space intercommunication of box 1 has the drain pipe.

Wherein, vertically be equipped with two reciprocating screw rods 5 in the box 1, the both ends of two reciprocating screw rods 5 all extend to the external world, two reciprocating screw rods 5 are connected through first drive assembly 4 transmission with the bull stick 3 that is located the top, two reciprocating screw rods 5 are connected through second drive assembly 7 transmission with the bull stick 3 that is located the below, common threaded connection has annular hollow slab 12 on two reciprocating screw rods 5, annular hollow slab 12 inner wall is equipped with a plurality of shower nozzles, a plurality of shower nozzles communicate with the inside of annular hollow slab 12, high-pressure pump 14 is installed in the left side of box 1, be provided with the water tank, the water inlet end and the water tank intercommunication of high-pressure pump 14, the water outlet end and the annular hollow slab 12 of high-pressure pump 14 pass through hose 13 intercommunication.

The first transmission assembly 4 comprises two reciprocating screw rods 5 and first transmission wheels arranged on the upper rotating rod 3, the three first transmission wheels are in transmission connection through a first transmission belt, and the second transmission assembly 7 comprises two reciprocating screw rods 5 and second transmission wheels arranged on the lower rotating rod 3, and the three second transmission wheels are in transmission connection through a second transmission belt.

Wherein the upper ends of the upper disks 10 are respectively provided with a vibration motor 15.

The utility model can explain its functional principle by the following modes of operation: when the circuit board is cleaned, firstly, the lower disc 10 is pressed downwards, then the upper end of the circuit board is inserted into the upper rectangular sleeve 9, and then the lower disc 10 is loosened, so that the disc 10 moves upwards, and the lower end of the circuit board enters into the lower rectangular sleeve 9;

then starting the high-pressure pump 14 and the driving motor 2, and driving the two rotating rods 3 and the reciprocating screw rod 5 to rotate by the operation of the driving motor 2, so that a plurality of circuit boards rotate and the annular hollow plate 12 moves up and down at the same time, water is injected into the annular hollow plate 12 by starting the high-pressure pump 14, and then the circuit boards are washed through a plurality of spray heads;

after the washing is finished, the vibration motor 15 can be started, so that the vibration motor 15 drives the circuit boards to be in a vibration state, the residual moisture on the circuit boards is reduced, and the time required by subsequent drying is shortened.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a belt cleaning device of printed circuit board, includes box (1), its characterized in that: the utility model discloses a motor drive unit, including box (1), including box, fixed plate (1), connecting rod (3), two all rotate in interior top and the interior bottom of box (1) are connected with bull stick (3), two equal fixedly connected with fixed plate (6) of adjacent end of bull stick (3), two adjacent face of fixed plate (6) all is equipped with a plurality of telescopic links (8), a plurality of matched with telescopic links's (8) telescopic ends are fixedly connected with disc (10) jointly, two adjacent face of disc (10) and corresponding fixed plate (6) all are through a plurality of spring (11) elastic connection, two adjacent face of disc (10) all is equipped with a plurality of rectangle sleeve (9), two the opposite ends of bull stick (3) all extend to the external world, the upper end of box (1) is equipped with the mounting bracket, driving motor (2) are installed to the upper end of mounting bracket, driving motor (2) output shaft end and the bull stick (3) fixed connection that are located the top.

2. A cleaning device for printed circuit boards as claimed in claim 1, wherein: the novel high-pressure water dispenser is characterized in that two reciprocating screw rods (5) are vertically arranged in the box body (1), two ends of the reciprocating screw rods (5) are all extended to the outside, two reciprocating screw rods (5) are in transmission connection with a rotating rod (3) located above through a first transmission component (4), two reciprocating screw rods (5) are in transmission connection with the rotating rod (3) located below through a second transmission component (7), two annular hollow plates (12) are connected to the reciprocating screw rods (5) through common threads, a plurality of spray heads are arranged on the inner wall of each annular hollow plate (12), a high-pressure pump (14) is arranged on the left side of the box body (1), and the water outlet end of each high-pressure pump (14) is communicated with each annular hollow plate (12) through a hose (13).

3. A cleaning device for printed circuit boards as claimed in claim 2, wherein: the first transmission assembly (4) comprises two reciprocating screw rods (5) and first transmission wheels arranged on the upper rotating rods (3), the three first transmission wheels are in transmission connection through a first transmission belt, the second transmission assembly (7) comprises second transmission wheels arranged on the two reciprocating screw rods (5) and the lower rotating rods (3), and the three second transmission wheels are in transmission connection through a second transmission belt.

4. A cleaning device for printed circuit boards as claimed in claim 1, wherein: the upper ends of the discs (10) above are provided with vibrating motors (15).

5. A cleaning device for printed circuit boards as claimed in claim 1, wherein: a sponge layer (16) is arranged in each rectangular sleeve (9).

6. A cleaning device for printed circuit boards as claimed in claim 1, wherein: the bottom space of the box body (1) is communicated with a drain pipe.