CN112547637A

CN112547637A - PCBA belt cleaning device

Info

Publication number: CN112547637A
Application number: CN202011304616.XA
Authority: CN
Inventors: 刘睿强; 陈方艺; 张阳
Original assignee: Chongqing College of Electronic Engineering
Current assignee: Chongqing College of Electronic Engineering
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-03-26

Abstract

The invention discloses a PCBA cleaning device, wherein a cleaning assembly is rotatably connected with a first frame body and is positioned on the inner side wall of the first frame body, an adapter is rotatably connected with the first frame body and is positioned on the inner side wall of the first frame body, a spray rod is detachably connected with the adapter and is positioned on the outer wall of the adapter, a plurality of spray heads are arranged on the spray rod, a motor is detachably connected with the first frame body and is positioned in the first frame body, one end of a rotating shaft is detachably connected with a gear and is positioned on the side surface of the rotating shaft, cleaning liquid is sprayed out from the spray heads through the spray rod, so that a PCBA plate is cleaned without manual cleaning, the motor drives the gear to rotate, the adapter rotates along with the gear, so that the spray heads rotate while spraying the cleaning liquid, the spraying coverage area of the cleaning liquid is increased, a plurality of PCBA boards can be covered, and the cleaning efficiency is improved.

Description

PCBA belt cleaning device

Technical Field

The invention relates to the technical field of PCBA board cleaning, in particular to a PCBA cleaning device.

Background

At present, in the production process of PCBA, solder paste and flux are used for soldering, the solder paste also contains the flux, the flux can generate residues, the residues contain organic acid and decomposable ionic residues, wherein the organic acid can corrode PCEA, and the ionic residues can form short circuit due to the fact that electrons move caused by the existence of potential difference between two pads in the electrifying process, so that the product can be failed, and the existence of the residues further increases the possibility of short circuit due to the fact that the distance between the pads of the electronic product is smaller and smaller at present, so that the cleaning in the production process becomes very important, but the manual cleaning of PCBA is labor-consuming, and the efficiency is lower.

Disclosure of Invention

The invention aims to provide a PCBA cleaning device, and aims to solve the technical problems that manual cleaning of PCBAs in the prior art is labor-consuming and low in efficiency.

In order to achieve the purpose, the PCBA cleaning device adopted by the invention comprises a first frame body, a cabinet door and two groups of cleaning assemblies, wherein the cabinet door is hinged with the first frame body and is positioned on the side surface of the first frame body, the inner top wall of the first frame body is provided with a sliding groove, the cleaning assemblies are rotatably connected with the first frame body and are positioned on the inner side wall of the first frame body, the two groups of cleaning assemblies are symmetrically arranged, each group of cleaning assemblies comprises an adapter, three spray rods, a motor and a gear, the adapter is rotatably connected with the first frame body and is positioned on the inner side wall of the first frame body, the three spray rods are respectively detachably connected with the adapter and are positioned on the outer wall of the adapter, the three spray rods are uniformly distributed, each spray rod is provided with a plurality of spray heads, and the motor is detachably connected with the first frame body, and be located the inside of first framework, the one end of motor has the pivot, the pivot runs through the inside wall of first framework, the one end of pivot with the connection can be dismantled to the gear, and is located the side of adapter, the gear with the exterior wall meshing of adapter, and be located the below of spray lance.

Wherein, PCBA belt cleaning device still includes the mount, the one end of mount with the spout can be dismantled and be connected, and be located under the spout.

The fixing frame comprises a first transverse rod, a second transverse rod, a first vertical rod and a second vertical rod, one end of the first transverse rod is fixedly connected with one end of the first vertical rod and is located at the top of the first vertical rod, the other end of the first transverse rod is fixedly connected with one end of the second vertical rod and is located at the top of the second vertical rod, one end of the second transverse rod is fixedly connected with the other end of the first vertical rod and is located below the first transverse rod, and the other end of the second transverse rod is fixedly connected with the other end of the second vertical rod and is located below the first transverse rod.

Wherein, PCBA belt cleaning device still includes a plurality of support frames, every the support frame respectively with mount releasable connection to be located respectively the side of mount, and it is a plurality of the support frame evenly distributed.

Wherein, the support frame includes baffle, spring, first connecting block and second connecting block, the baffle with the connection can be dismantled to first horizontal pole, and be located the side of first horizontal pole, the one end of spring with the connection can be dismantled to the baffle, and be located the bottom of baffle, the other end of spring with the connection can be dismantled to the second connecting block, and be located the top of second connecting block, the second connecting block with the connection can be dismantled to the second horizontal pole, and be located under the first connecting block, the bottom of first connecting block with the top of second connecting block all has the recess.

The invention has the beneficial effects that: the washing liquid passes through inside pipeline of first framework gets into in the adapter, through the spray lance is followed blowout in the shower nozzle, the washing liquid is sprayed on the PCBA board to wash the PCBA board, no longer need artifical the washing, the motor drives gear revolve, the adapter is followed gear revolve makes the shower nozzle is rotatory in the blowout washing liquid for spraying of washing liquid covers the area increase, can cover a plurality of PCBA boards, improves abluent efficiency, and is two sets of the clearance subassembly can wash PCBA's two faces simultaneously, has improved abluent efficiency

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a portion of the PCBA cleaning device of the present invention.

FIG. 2 is a schematic structural view of the cleaning assembly of the present invention.

Fig. 3 is a structural view of the fixing frame of the present invention.

Fig. 4 is a schematic structural diagram of the support frame of the present invention.

1-a first frame body, 2-a cabinet door, 3-a cleaning assembly, 4-a sliding chute, 5-a joint, 6-a spray rod, 7-a motor, 8-a gear, 9-a rotating shaft, 10-a fixed frame, 11-a first cross rod, 12-a second cross rod, 13-a first vertical rod, 14-a second vertical rod, 15-a support frame, 16-a baffle, 17-a spring, 18-a first connecting block and 19-a second connecting block.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, the present invention provides a PCBA cleaning device, including a first frame 1, a cabinet door 2 and two sets of cleaning assemblies 3, wherein the cabinet door 2 is hinged to the first frame 1 and located on a side surface of the first frame 1, an inner top wall of the first frame 1 has a sliding groove 4, the cleaning assemblies 3 are rotatably connected to the first frame 1 and located on an inner side wall of the first frame 1, the two sets of cleaning assemblies 3 are symmetrically arranged, each set of cleaning assemblies 3 includes an adaptor 5, three spray bars 6, a motor 7 and a gear 8, the adaptor 5 is rotatably connected to the first frame 1 and located on the inner side wall of the first frame 1, the three spray bars 6 are respectively detachably connected to the adaptor 5 and located on an outer surface wall of the adaptor 5, the three spray bars 6 are uniformly distributed, each spray bar 6 has a plurality of spray heads, the motor 7 with the connection can be dismantled to first framework 1, and be located the inside of first framework 1, the one end of motor 7 has pivot 9, pivot 9 runs through the inside wall of first framework 1, the one end of pivot 9 with the connection can be dismantled to gear 8, and is located adapter 5's side, gear 8 with adapter 5's exterior wall meshing, and be located spray lance 6's below.

In the present embodiment, the cleaning liquid enters the adapter 5 through a pipe inside the first housing 1, through the spray bar 6, the cleaning liquid is sprayed from the spray head and sprayed onto the PCBA board, thereby cleaning the PCBA board without manual cleaning, the motor 7 drives the gear 8 to rotate, the adapter 5 rotates along with the gear 8, so that the spray head rotates while spraying the cleaning solution, the spraying coverage area of the cleaning liquid is increased, a plurality of PCBA boards can be covered, the cleaning efficiency is improved, two groups of cleaning components 3 can simultaneously clean two surfaces of the PCBA, the cleaning efficiency is improved, the cabinet door 2 is used for blocking cleaning liquid and avoiding splashing of the cleaning liquid in the working chamber of the device, and the sliding groove 4 can fix the fixing frame 10 and facilitate the mounting and dismounting of the fixing frame 10.

Further, PCBA belt cleaning device still includes mount 10, the one end of mount 10 with spout 4 can dismantle the connection, and be located under spout 4.

In the present embodiment, the fixing bracket 10 is used to fix a PCBA board.

Further, the fixed mount 10 includes a first cross rod 11, a second cross rod 12, a first vertical rod 13 and a second vertical rod 14, one end of the first cross rod 11 is fixedly connected with one end of the first vertical rod 13 and is located at the top of the first vertical rod 13, the other end of the first cross rod 11 is fixedly connected with one end of the second vertical rod 14 and is located at the top of the second vertical rod 14, one end of the second cross rod 12 is fixedly connected with the other end of the first vertical rod 13 and is located below the first cross rod 11, the other end of the second cross rod 13 is fixedly connected with the other end of the second vertical rod 14 and is located below the first cross rod 11.

In this embodiment, the fixing frame 10 is used for fixing the PCBA board, and meanwhile, the cleaning liquid can pass through the fixing frame 10 without being blocked, so that the PCBA board can be cleaned by the cleaning liquid conveniently.

Further, PCBA belt cleaning device still includes a plurality of support frames 15, every support frame 15 respectively with mount 10 releasable connection to be located respectively the side of mount 10, and a plurality of support frame 15 evenly distributed.

In this embodiment, the support bracket 15 enables a PCBA board to be fixed to the side of the fixture 10.

Further, support frame 15 includes baffle 16, spring 17, first connecting block 18 and second connecting block 19, baffle 16 with first horizontal pole 11 can be dismantled and be connected, and be located the side of first horizontal pole 11, spring 17's one end with baffle 16 can be dismantled and be connected, and be located the bottom of baffle 16, spring 17's the other end with second connecting block 19 can be dismantled and be connected, and be located the top of second connecting block 19, second connecting block 19 with second horizontal pole 12 can be dismantled and be connected, and be located under first connecting block 18, the bottom of first connecting block 18 with the top of second connecting block 19 all has the recess.

In this embodiment, the first connecting block 18 is lifted upwards, the spring 17 contracts, the edge of the PCBA board fits with the groove of the second connecting block 19, the first connecting block 18 is slowly lowered, so that the groove of the first connecting block 18 fits with the other edge of the PCBA board, the spring 17 extends, and the PCBA board is fixed between the first connecting block 18 and the second connecting block 19 under the acting force of the spring 17, so that the PCBA is ensured not to shake randomly during cleaning, and the cleaning effect and efficiency are improved.

Further, the inner bottom wall of the first frame body 1 has a through hole.

In the present embodiment, the cleaning liquid after cleaning the PCBA board flows into the through-holes, and is collected easily, thereby preventing the liquid from accumulating inside the first housing 1.

Further, PCBA belt cleaning device still includes the box, the box with the frame body can be dismantled and be connected, and be located the bottom of frame body.

In this embodiment, the box is used to collect and store cleaning fluid after the PCBA board is cleaned.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A PCBA cleaning device is characterized in that,

the cleaning device comprises a first frame body, a cabinet door and two groups of cleaning components, wherein the cabinet door is hinged with the first frame body and is positioned on the side surface of the first frame body, the inner top wall of the first frame body is provided with a sliding groove, the cleaning components are rotatably connected with the first frame body and are positioned on the inner side wall of the first frame body, the two groups of cleaning components are symmetrically arranged, each group of cleaning components comprises an adapter, three spray rods, a motor and a gear, the adapter is rotatably connected with the first frame body and is positioned on the inner side wall of the first frame body, the three spray rods are respectively detachably connected with the adapter and are positioned on the outer wall of the adapter, the three spray rods are uniformly distributed, each spray rod is provided with a plurality of spray heads, the motor is detachably connected with the first frame body and is positioned inside the first frame body, one end of the motor is provided with a rotating shaft, the pivot runs through the inside wall of first framework, the one end of pivot with the gear can dismantle the connection, and is located the side of adapter, the gear with the exterior wall meshing of adapter, and be located the below of spray lance.

2. The PCBA cleaning device as recited in claim 1,

PCBA belt cleaning device still includes the mount, the one end of mount with the spout can be dismantled and be connected, and be located under the spout.

3. The PCBA cleaning device as recited in claim 2,

the mount includes first horizontal pole, second horizontal pole, first montant and second montant, the one end of first horizontal pole with the one end fixed connection of first montant, and be located the top of first montant, the other end of first horizontal pole with the one end fixed connection of second montant, and be located the top of second montant, the one end of second horizontal pole with the other end fixed connection of first montant, and be located the below of first horizontal pole, the other end of second horizontal pole with the other end fixed connection of second montant, and be located the below of first horizontal pole.

4. The PCBA cleaning device as recited in claim 3,

PCBA belt cleaning device still includes a plurality of support frames, every the support frame respectively with mount releasable connection, and be located respectively the side of mount, and it is a plurality of the support frame evenly distributed.

5. The PCBA cleaning device as recited in claim 4,

the support frame includes baffle, spring, first connecting block and second connecting block, the baffle with the connection can be dismantled to first horizontal pole, and is located the side of first horizontal pole, the one end of spring with the connection can be dismantled to the baffle, and is located the bottom of baffle, the other end of spring with the connection can be dismantled to the second connecting block, and is located the top of second connecting block, the second connecting block with the connection can be dismantled to the second horizontal pole, and is located under the first connecting block, the bottom of first connecting block with the top of second connecting block all has the recess.