CN111774206A

CN111774206A - Paint spraying apparatus is used in PCB board production

Info

Publication number: CN111774206A
Application number: CN202010629264.9A
Authority: CN
Inventors: 梁金梅; 林婷; 于亮军; 王丽; 鱼海翔
Original assignee: Ningxia LGG Instrument Co Ltd
Current assignee: Ningxia LGG Instrument Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-10-16

Abstract

The invention belongs to the technical field of paint spraying, and particularly relates to a paint spraying device for PCB production, aiming at the problem of high purification cost of the paint spraying device, the paint spraying device comprises a box body, wherein a fan is fixed at the top of the box body, a suction pipe is fixed at one side of the fan, a suction head is welded at the bottom of the suction pipe, a branch pipe is fixed at the other side of the fan, a treatment box is welded at the top of the box body, a water tank is welded inside the treatment box, the branch pipe is bent and extends into the water tank, the cross section of the water tank is arranged in a flaring structure which is gradually narrowed from top to bottom, an electromagnetic valve is fixed at the bottom of the water tank. According to the invention, the fan is started, the fan pumps air containing paint into the branch pipe, when the air is discharged from water, paint particles in the air are adhered by the water, and the purified air enters the adsorption layer from the air outlet pipe, is purified and absorbed by the activated carbon again and then is discharged, so that the effect of saving cost is achieved.

Description

Paint spraying apparatus is used in PCB board production

Technical Field

The invention relates to the technical field of paint spraying, in particular to a paint spraying device for PCB production.

Background

The printed circuit board { PCB circuit board }, also known as printed circuit board, is the provider of electrical connection of electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate. The PCB can be divided into a single-sided board, a double-sided board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of layers of the circuit board, and the PCB needs to be painted in the production process, so that the service performance of the PCB is improved.

The processing paint spraying apparatus for producing the existing circuit board still has the disadvantages that the existing paint spraying apparatus is used, the PCB circuit board is placed on the paint spraying plate on the moving mechanism, the PCB circuit board is driven to move by driving the moving mechanism, the paint spraying mechanism is started to spray paint simultaneously, a plurality of atomized paints can be generated in the process, the paints can enter the air, the air has certain toxicity, the toxic gas is generally pumped into the waste gas treatment box for treatment in the existing paint spraying apparatus, the air containing the paints is purified by using special substances, chemical agents and the like, the purification cost is higher, and the corresponding improvement is provided for the problem.

Disclosure of Invention

Based on the technical problem that a paint spraying device is high in purification cost, the invention provides a paint spraying device for PCB production.

The invention provides a paint spraying device for PCB production, which comprises a box body, wherein a plurality of support legs are welded at the bottom of the box body, a paint spraying mechanism is arranged in the box body, a fan is fixed at the top of the box body through bolts, a suction pipe is fixed at one side of the fan through bolts, a suction head is welded at the bottom of the suction pipe, which extends into the box body, a branch pipe is fixed at the other side of the fan through bolts, a processing box is welded at the top of the box, handle incasement portion welding and have the water tank, in the branch pipe bends and stretches into the water tank, the water tank cross-section sets to from top to bottom gradually narrow flaring structure, and a plurality of recesses have been seted up all around to the water tank, and a plurality of recess cross-sections set to evagination and the alternate structure of indent arc, and the recess radian of evagination sets to the recess radian that is greater than the indent, and the water tank bottom is fixed with the solenoid valve, handles roof portion intercommunication and has the outlet duct, and the welding of outlet duct top has the adsorbed layer, is provided with active carbon.

Preferably, the top of one side of the treatment box is communicated with a water feeding pipe.

Preferably, the inner wall of one side of the treatment box is welded with a spring, the inner wall of one side of the treatment box, which is close to the spring, is rotatably connected with a filter screen plate through a hinge, the bottom of the spring is welded with the filter screen plate, one side of the treatment box, which is far away from the spring, is slidably connected with a drawer, and the drawer is arranged below the filter screen plate.

Preferably, the water collecting tank is welded at the bottom of the inner wall of the treatment tank close to one side of the spring, the water collecting tank is arranged below the filter screen plate, the water collecting tank is communicated with a drain pipe, and the drain pipe extends out of the treatment tank.

Preferably, the inner wall of one side of the treatment box, which is close to the spring, is rotatably connected with an electric push rod through a hinge, and an output shaft of the electric push rod is rotatably connected with the bottom of the filter screen plate through a hinge.

Preferably, the opening has all been seted up to the box both sides, and the welding has sliding guide in the opening, and sliding guide has the slider on the sliding guide, and the welding of slider top has the spray board.

Preferably, the mechanism of spraying paint has the liquid reserve tank and spouts the dish at box inner wall top welding, spouts the welding of dish bottom and has the shower nozzle, and the box inner wall bottom is fixed with the force pump through the bolt, through the connecting pipe intercommunication between liquid reserve tank, force pump and the dish of spouting.

Preferably, the window has all been seted up to the box and processing case front end, and box front end bottom is fixed with otter board and control switch through the bolt, otter board and box through connection.

Preferably, the branch pipe is in threaded connection with a pipe head, the pipe head is arranged in a sphere shape, and a branch-crossing diversion trench is formed in the pipe head.

Preferably, the drain pipe intercommunication has the honeycomb duct, and inside the honeycomb duct stretched into the box, the honeycomb duct set to snakelike winding arrangement and was fixed in the lateral wall bottom of the box, has same heat insulating board through the bolt fastening between the box both sides inner wall, and the heat insulating board sets up in the opening below, the honeycomb duct other end and water tank intercommunication.

Compared with the prior art, the invention provides a paint spraying device for PCB production, which has the following beneficial effects:

1. this paint spraying apparatus is used in PCB board production through setting up the water tank, adds water in the water tank in advance, starts the fan, and in the air that the fan will contain paint takes out the bronchus, when the air is discharged from the aquatic, the paint granule in the air is by the water adhesion to make the air purified, the air after the purification gets into the adsorbed layer from the outlet duct, is discharged after being purified by the active carbon purification absorption once more, thereby reaches cost-effective effect.

2. This paint spraying apparatus is used in PCB board production, through setting up the water tank, the flaring structure that from top to bottom gradually narrows is set to the water tank cross-section, a plurality of recesses have been seted up all around to the water tank, evagination and the alternate structure of indent arc are set to a plurality of recess cross-sections, the recess radian of evagination sets to the recess radian that is greater than the indent, thereby reduce the fluctuation that the air produced in water above the water tank to the influence of water tank bottom water, thereby make the paint granule deposit, and regularly start the solenoid valve, discharge paint, thereby the purifying effect of the device is maintained to the high efficiency.

3. This paint spraying apparatus is used in PCB board production, through setting up the tube head, and the tube head sets up the noduliform, has seted up the guiding gutter of branch crossing type in the tube head to slow down the air that gets into the tube head, make air dispersion open simultaneously, make in the even slow follow tube head entering water of air, thereby improve the adsorption of water to paint degree, thereby improve purifying effect.

4. This paint spraying apparatus is used in PCB board production, through setting up the filter plate board, open the solenoid valve, the water that contains paint flows from the water tank, filter through the filter plate board, the water after the filtration gets into the header tank, start electric putter, shake off paint on the filter plate board and carry out the unified processing in the drawer, water in the header tank flows into in the water conservancy diversion through the drain pipe, the water conservancy diversion is set to snakelike winding structure and is fixed in the box lateral wall bottom, thereby make the heat that the honeycomb duct produced fully absorb the device, make the water endotherm vaporization steam, steam gets into the water tank and meets the liquefaction and become the drop of water, feedback cyclic utilization, thereby reach the dual effect of organism heat dissipation and energy saving.

Drawings

FIG. 1 is a schematic view of an overall structure of a paint spraying apparatus for PCB production according to the present invention;

FIG. 2 is a schematic structural diagram of the interior of a case of the paint spraying apparatus for PCB production according to the present invention;

FIG. 3 is a schematic view of the internal structure of a processing chamber of a paint spraying apparatus for PCB production according to the present invention;

fig. 4 is a schematic structural view of a tube head of a paint spraying apparatus for PCB production according to embodiment 2 of the present invention;

fig. 5 is a schematic sectional view of a part of a case of a paint spraying apparatus for producing a PCB according to embodiment 2 of the present invention.

In the figure: the device comprises a box body 1, support legs 2, a screen plate 3, a control switch 4, a window 5, an opening 6, a fan 7, a suction pipe 8, a suction head 9, a branch pipe 10, a treatment box 11, a pipe head 12, a water tank 13, a groove 14, an electromagnetic valve 15, an air outlet pipe 16, an adsorption layer 17, a water supply pipe 18, a filter screen plate 19, a spring 20, an electric push rod 21, a drawer 22, a water collection box 23, a water discharge pipe 24, a sliding guide rail 25, a paint spraying plate 26, a spray disk 27, a spray head 28, a liquid storage box 29, a pressure pump 30, a heat insulation plate 31.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a paint spraying device for PCB production comprises a box body 1, a plurality of support legs 2 welded at the bottom of the box body 1, a paint spraying mechanism arranged in the box body 1, a fan 7 fixed at the top of the box body 1 through bolts, a suction pipe 8 fixed at one side of the fan 7 through bolts, a suction head 9 welded at the bottom of the suction pipe 8 extending into the box body 1, a branch pipe 10 fixed at the other side of the fan 7 through bolts, a processing box 11 welded at the top of the box body 1, a water tank 13 welded inside the processing box 11, the branch pipe 10 bent and extending into the water tank 13, the cross section of the water tank 13 being arranged in a flaring structure gradually narrowing from top to bottom, a plurality of grooves 14 arranged around the water tank 11, the cross sections of the plurality of grooves 14 being arranged in a structure where outward convex arcs and concave arcs are mutually spaced, the radian of the convex groove 14 being arranged to be, the top of the air outlet pipe 16 is welded with an adsorption layer 17, and activated carbon is arranged in the adsorption layer 17.

In the invention, the top of one side of a treatment box 11 is communicated with a water feeding pipe 18, the inner wall of one side of the treatment box 11 is welded with a spring 20, the inner wall of one side of the treatment box 11, which is close to the spring 20, is rotatably connected with a filter screen plate 19 through a hinge, the bottom of the spring 20 is welded with the filter screen plate 19, one side of the treatment box 11, which is far away from the spring 20, is slidably connected with a drawer 22, the drawer 22 is arranged below the filter screen plate 19, the bottom of the inner wall of the treatment box 11, which is close to the spring 20, is welded with a water collecting box 23, the water collecting box 23 is arranged below the filter screen plate;

the inner wall of one side of the treatment box 11, which is close to the spring 20, is connected with an electric push rod 21 through a hinge in a rotating manner, the output shaft of the electric push rod 21 is connected with the bottom of the filter screen plate 19 through a hinge in a rotating manner, openings 6 are respectively formed in two sides of the box body 1, a sliding guide rail 25 is welded in each opening 6, a sliding block is connected to each sliding guide rail 25 in a sliding manner, a paint spraying plate 26 is welded at the top of each sliding block, a liquid storage box 29 and a spraying disc 27 are welded at the top of the inner wall of the box body 1, a spray head 28 is welded at the bottom of each spraying disc 27, a pressure pump 30 is fixed at the bottom of the inner wall of the box body 1 through bolts, the liquid storage box 29 is communicated with the spraying disc 27 through a connecting pipe, a window 5 is respectively.

During the use, place the PCB board on the board 26 that sprays paint, start sliding guide 15, make the slider drive the board 26 that sprays paint and remove when spouting dish 27 below, force pump 30 starts, shower nozzle 28 sprays paint to the PCB board, start fan 7 simultaneously, in fan 7 will contain the air suction branch pipe 10 of paint, when the air is discharged from the aquatic, the paint granule in the air is by the water adhesion, air after the purification gets into adsorbed layer 17 from outlet duct 16, discharge after being purified and absorbed by active carbon again, the slider drives the board 26 that sprays paint and discharges from opening 6 on box 1 right side, regularly start solenoid valve 15, water that contains the paint flows out from water tank 13, filter through filter plate 19, water after the filtration gets into header tank 23, start electric putter 21, shake the paint on filter plate 19 down to the drawer 22 in unified processing.

Example 2

Referring to fig. 1-5, a paint spraying apparatus for PCB production, a pipe head 12 is screwed on a branch pipe 10, the pipe head 12 is arranged in a sphere shape, a branch-crossing diversion trench is formed in the pipe head 12, a drain pipe 24 is communicated with a diversion pipe 32, the diversion pipe 32 extends into a box body 1, the diversion pipe 32 is arranged in a snake-shaped winding structure and fixed at the bottom of the side wall of the box body 1, a same heat insulation plate 31 is fixed between the inner walls of two sides of the box body 1 through bolts, the heat insulation plate 31 is arranged below an opening 6, and the other end of the diversion pipe.

When the device is used, the tube head 12 is arranged in a spherical shape, the branch-crossing type diversion trench is formed in the tube head 12 and used for reducing the speed of air entering the tube head 12 and dispersing the air to enable the air to uniformly and slowly enter water from the tube head 12, the diversion pipe 32 is arranged in a snake-shaped winding structure and fixed at the bottom of the side wall of the box body 1, the diversion pipe 32 fully absorbs heat generated by the device and enables the water to absorb heat and be vaporized into steam, the steam enters the water tank 13 and is liquefied into water beads when meeting cold, and the water beads are used for back-feeding and recycling, so that the dual effects of heat dissipation of a machine body and.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A paint spraying device for PCB production comprises a box body (1), wherein a plurality of support legs (2) are welded at the bottom of the box body (1), a paint spraying mechanism is arranged in the box body (1), a fan (7) is fixed at the top of the box body (1) through bolts, a suction pipe (8) is fixed at one side of the fan (7) through bolts, a suction head (9) is welded at the bottom of the suction pipe (8) and extends into the box body (1), a branch pipe (10) is fixed at the other side of the fan (7) through bolts, and a processing box (11) is welded at the top of the box body (1), and is characterized in that a water tank (13) is welded inside the processing box (11), the branch pipe (10) is bent and extends into the water tank (13), the cross section of the water tank (13) is arranged into a flaring structure which is gradually narrowed from top to bottom, a plurality of grooves (14) are formed, the radian of the convex groove (14) is set to be larger than that of the concave groove (14), the bottom of the water tank (13) is fixed with an electromagnetic valve (15), the top of the treatment tank (11) is communicated with an air outlet pipe (16), the top of the air outlet pipe (16) is welded with an adsorption layer (17), and activated carbon is arranged in the adsorption layer (17).

2. The paint spraying apparatus for PCB production as claimed in claim 1, wherein the top of one side of the processing box (11) is connected with a water supply pipe (18).

3. The paint spraying device for the PCB production according to claim 2, wherein a spring (20) is welded on the inner wall of one side of the processing box (11), a filter screen plate (19) is rotatably connected on the inner wall of one side of the processing box (11) close to the spring (20) through a hinge, the bottom of the spring (20) is welded with the filter screen plate (19), a drawer (22) is slidably connected on one side of the processing box (11) far away from the spring (20), and the drawer (22) is arranged below the filter screen plate (19).

4. The paint spraying device for the PCB production according to claim 3, wherein a water collecting tank (23) is welded at the bottom of the inner wall of the treatment tank (11) close to one side of the spring (20), the water collecting tank (23) is arranged below the filter screen plate (19), a drain pipe (24) is communicated with the water collecting tank (23), and the drain pipe (24) extends out of the treatment tank (11).

5. The paint spraying apparatus for PCB production as claimed in claim 4, wherein the inner wall of the processing box (11) near the spring (20) is connected with an electric push rod (21) through a hinge, and the output shaft of the electric push rod (21) is connected with the bottom of the filter screen plate (19) through a hinge.

6. The paint spraying device for the PCB production according to claim 5, wherein the box body (1) is provided with openings (6) at two sides, sliding guide rails (25) are welded in the openings (6), sliding blocks are connected on the sliding guide rails (25) in a sliding manner, and paint spraying plates (26) are welded at the tops of the sliding blocks.

7. The paint spraying apparatus for producing the PCB as recited in claim 6, wherein the paint spraying mechanism is welded with a liquid storage tank (29) and a spray plate (27) on the top of the inner wall of the case body (1), the spray head (28) is welded on the bottom of the spray plate (27), the pressure pump (30) is fixed on the bottom of the inner wall of the case body (1) through bolts, and the liquid storage tank (29), the pressure pump (30) and the spray plate (27) are communicated through connecting pipes.

8. The paint spraying device for the PCB production as claimed in claim 7, wherein the front ends of the box body (1) and the treatment box (11) are respectively provided with a window (5), the bottom of the front end of the box body (1) is fixed with a screen plate (3) and a control switch (4) through bolts, and the screen plate (3) is in through connection with the box body (1).

9. The paint spraying apparatus for PCB production as claimed in claim 8, wherein the branch pipe (10) is screwed with a pipe head (12), the pipe head (12) is disposed in a spherical shape, and branch-crossing type guiding grooves are formed in the pipe head (12).

10. The paint spraying apparatus for producing the PCB as claimed in claim 8 or 9, wherein the drain pipe (24) is communicated with a flow guide pipe (32), the flow guide pipe (32) extends into the interior of the box body (1), the flow guide pipe (32) is arranged in a snake-shaped winding structure and fixed at the bottom of the side wall of the box body (1), the same heat insulation plate (31) is fixed between the inner walls at two sides of the box body (1) through bolts, the heat insulation plate (31) is arranged below the opening (6), and the other end of the flow guide pipe (32) is communicated with the water tank (13).