Cleaning device for circuit board production

Abstract

The utility model discloses a cleaning device for circuit board production, which comprises a bracket, a belt body and a power source, a cover body and a pool box are distributed on the bracket from top to bottom, an immersion cleaning component is arranged in the pool box, a spraying component is arranged in the cover body, the belt body is tensioned on the bracket through two groups of barrels, the belt body is positioned between the pool box and the cover body, and the power source is connected with the power source. The belt body is provided with a plurality of base plates for placing circuit boards, each base plate is provided with a crimping part capable of crimping the circuit boards, and the power source is in driving connection with the belt body and is used for intermittently driving the placed circuit boards to sequentially pass through the pool box and the cover body; the placed circuit board is cleaned by the immersion cleaning assembly from the taking and placing station through the pool box, then sprayed by the spraying assembly through the cover body and finally returned to the taking and placing station, efficient cleaning of the circuit board is achieved, dust residues are not prone to occurring, the cleaning effect is good, the belt body intermittently operates, and after the circuit board is cleaned, the cleaning efficiency is improved. And the circuit board can be replaced by an uncleaned circuit board at the pick-and-place station, so that the cleaning efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board production, in particular to a cleaning device for circuit board production. Background Art

[0002] Circuit boards are an indispensable part of electronic equipment in the modern technological era. They are the support for electronic components in electronic products and the carrier of electrical connections. Circuit boards are mainly composed of pads, vias, mounting holes, wires, components, connectors, fillings, electrical boundaries, etc. The manufacturing process of circuit boards requires punching, cutting, printing, exposure, cleaning, drying and other processes.

[0003] At present, dust residue is easily generated when cleaning circuit boards. At the same time, it takes a certain amount of time to take and place a large number of circuit boards, and the cleaning efficiency is low. Therefore, the utility model proposes a cleaning device for circuit board production that can solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a cleaning device for circuit board production to solve the problems raised in the above background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cleaning device for circuit board production, comprising:

[0006] A bracket, on which a cover body and a pool box are distributed from top to bottom, a soaking assembly is arranged in the pool box, and a spray assembly is arranged in the cover body;

[0007] The belt body is tensioned on the bracket through two groups of cylinders, the belt body is located between the pool box and the cover body, and a plurality of pads for placing circuit boards are arranged on the belt body, and each pad is provided with a crimping portion for crimping the circuit board;

[0008] The power source is connected to the belt body for driving and is used for intermittently driving the placed circuit boards to pass through the pool box and the cover body in sequence.

[0009] As a preferred technical solution, each of the pads is provided with a plurality of rows of holes.

[0010] As a preferred technical solution, the crimping portion includes a sleeve fixedly connected to the pad, a lifting rod movably provided on the sleeve, a pressing rod is provided on the top of the lifting rod, and an elastic pull ring connected to the lifting rod is provided on the top of the sleeve, and the elastic pull ring forms a blockage on the inner cavity of the sleeve.

[0011] As a preferred technical solution, a water inlet pipe and a water outlet pipe are provided on the pool box.

[0012] As a preferred technical solution, the immersion and washing component includes an air pipe, a plurality of air outlets are arranged on the upper side of the air pipe, and the air pipe is connected to an air source.

[0013] As a preferred technical solution, the spray assembly includes a suction source and a water tank, the outlet end of the suction source is connected to a nozzle, a plurality of nozzles are arranged on the lower side of the nozzle, the outlet end of the suction source is connected to a suction pipe, and the suction pipe extends into the water tank.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The placed circuit boards first pass through the pool box from the pick-and-place station to be cleaned by the immersion component, then pass through the cover body to be sprayed by the spray component, and finally return to the pick-and-place station, thereby achieving efficient cleaning of the circuit boards, less likely to have dust residue, good cleaning effect, and the belt body runs intermittently. After the circuit boards are cleaned, they can be replaced by uncleaned circuit boards at the pick-and-place station, effectively improving the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the positional relationship between the belt body, the cover body and the pool box of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the spray assembly of the utility model;

[0019] Figure 4 This is a schematic diagram of the connection between the pad and the belt body of the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the crimping part of the utility model;

[0021] In the figure: 10, bracket; 20, cover body; 21, spray assembly; 211, suction source; 212, water storage tank; 213, nozzle; 214, nozzle; 215, suction pipe; 30, pool box; 31, immersion assembly; 311, air pipe; 312, air outlet; 313, air source; 40, belt body; 41, cylinder body; 42, pad; 421, row holes; 43, crimping part; 431, sleeve; 432, lifting rod; 433, pressing rod; 434, elastic pull ring; 50, power source. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5

[0024] Embodiment 1

[0025] Provide a cleaning device for circuit board production:

[0026] A cover body 20 and a cell box 30 are provided on the bracket 10. The cover body 20 is located above the cell box 30. The belt body 40 is tensioned on the bracket 10 through two groups of cylinders 41. The belt body 40 is located between the cell box 30 and the cover body 20. A plurality of pads 42 for placing circuit boards are provided on the belt body 40.

[0027] A portion of the belt body 40 outside the cover body 20 is a pick-and-place station, where the circuit board can be picked up and placed, and each pad 42 is provided with a crimping portion 43 that can crimp the circuit board, that is, after the circuit board is placed, the crimping portion 43 can be used to hold the circuit board from falling off the pad 42.

[0028] The crimping portion 43 includes a sleeve 431 fixedly connected to the pad 42, a lifting rod 432 movably penetrated through the sleeve 431, a pressing rod 433 is arranged on the top of the lifting rod 432, and an elastic pull ring 434 connected to the lifting rod 432 is arranged on the top of the sleeve 431, and the elastic pull ring 434 forms a blockage for the inner cavity of the sleeve 431.

[0029] The pressing rod 433 is an "L"-shaped rod. When crimping a circuit board, the lifting rod 432 drives the pressing rod 433 to be crimped onto the circuit board under the action of the elastic pull ring 434. When taking and placing the circuit board, the lifting rod 432 can be lifted upward and rotated to make the pressing rod 433 leave the top of the pad 42, which is convenient for directly taking and placing the circuit board. The operation is convenient, and the inner cavity of the sleeve 431 is blocked by the elastic pull ring 434 to prevent the cleaning liquid from entering.

[0030] A soaking assembly 31 is provided in the pool box 30, a spray assembly 21 is provided in the cover body 20, cleaning liquid is injected into the pool box 30, and a power source 50 is drivingly connected to the belt body 40 for intermittently driving the placed circuit boards to pass through the pool box 30 and the cover body 20 in sequence.

[0031] The power source 50 is preferably a motor, and the output end of the power source 50 is connected to a main gear, and a group of cylinders 41 are connected to a slave gear, and the main gear is meshed with the slave gear. Driven by the power source 50, the belt body 40 can be driven to operate intermittently, so that the placed circuit board is first passed through the pool box 30 from the pick-up and placement station to be cleaned by the immersion component 31, and then passed through the cover body 20 to be sprayed by the spray component 21, and finally returned to the pick-up and placement station, so as to achieve efficient cleaning of the circuit board, less likely to have dust residue, and good cleaning effect, and the belt body 40 operates intermittently, and after the circuit board is cleaned, it can be replaced with an uncleaned circuit board at the pick-up and placement station, which effectively improves the cleaning efficiency.

[0032] Embodiment 2

[0033] Provide a cleaning device for circuit board production:

[0034] The immersion and washing assembly 31 includes an air pipe 311 , a plurality of air outlets 312 are arranged on the upper side of the air pipe 311 , and the air pipe 311 is connected to an air source 313 .

[0035] The air source 313 is preferably an air pump. The air source 313 is located above the cleaning liquid and can draw air into the air pipe 311, and discharge it into the cleaning liquid through multiple air outlets 312 on the air pipe 311 to form bubbles moving upward. On the one hand, the cleaning liquid moves and contacts the circuit board, and on the other hand, the cleaning liquid bursts when the bubbles are discharged to impact the circuit board, thereby effectively removing dust and the like contained therein.

[0036] The spray assembly 21 includes a suction source 211 and a water tank 212 . The outlet end of the suction source 211 is connected to a nozzle 213 . A plurality of nozzles 214 are arranged at the lower side of the nozzle 213 . The outlet end of the suction source 211 is connected to a suction pipe 215 . The suction pipe 215 extends into the water tank 212 .

[0037] The water tank 212 is connected to a cleaning liquid delivery pipe, and a liquid level sensor is arranged inside the water tank 212, which can automatically replenish the cleaning liquid. The suction source 211 is preferably a water pump, which sprays and rinses the circuit board by sucking clean cleaning liquid from the water tank 212, thereby further improving the cleaning effect. The cover body 20 is arranged to reduce the splashing of cleaning liquid during the spraying and rinsing process.

[0038] A plurality of rows of holes 421 are provided on each pad 42, and a water inlet pipe and a water outlet pipe are provided on the pool box 30, which are not shown in the figure. The spraying water can enter the pool box 30, so that the cleaning liquid in the pool box 30 is continuously replenished, and the excess cleaning liquid can carry the dust shed by cleaning and be discharged through the water outlet pipe, so as to avoid excessive dust content in the cleaning liquid in the pool box 30 affecting the cleaning effect.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cleaning device for circuit board production, characterized in that: include: A bracket (10) on which a cover body (20) and a pool box (30) are arranged from top to bottom, wherein a washing assembly (31) is arranged in the pool box (30), and a spray assembly (21) is arranged in the cover body (20); A belt body (40) is tensioned on the bracket (10) through two groups of cylinders (41), the belt body (40) is located between the pool box (30) and the cover body (20), a plurality of pads (42) for placing circuit boards are arranged on the belt body (40), and each pad (42) is provided with a crimping portion (43) capable of crimping the circuit board; A power source (50) is drivingly connected to the belt body (40) and is used to intermittently drive the placed circuit boards to pass through the pool box (30) and the cover body (20) in sequence.

2. A circuit board production cleaning device according to claim 1, characterized in that: Each of the pads (42) is provided with a plurality of rows of holes (421).

3. A circuit board production cleaning device according to claim 1, characterized in that: The crimping portion (43) comprises a sleeve (431) fixedly connected to the pad (42), a lifting rod (432) movably inserted into the sleeve (431), a pressing rod (433) being arranged at the top of the lifting rod (432), and an elastic pull ring (434) connected to the lifting rod (432) being arranged at the top of the sleeve (431), the elastic pull ring (434) forming a seal on the inner cavity of the sleeve (431).

4. A circuit board production cleaning device according to claim 1, characterized in that: The pool box (30) is provided with a water inlet pipe and a water outlet pipe.

5. A circuit board production cleaning device according to claim 1, characterized in that: The immersion and washing assembly (31) comprises an air pipe (311), a plurality of air outlets (312) are arranged on the upper side of the air pipe (311), and the air pipe (311) is connected to an air source (313).

6. A circuit board production cleaning device according to claim 1, characterized in that: The spray assembly (21) comprises a suction source (211) and a water storage tank (212); the outlet end of the suction source (211) is connected to a nozzle (213); a plurality of nozzles (214) are arranged on the lower side of the nozzle (213); the outlet end of the suction source (211) is connected to a suction pipe (215); and the suction pipe (215) extends into the water storage tank (212).

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