CN209936062U - Circuit board welding device with dust removal function - Google Patents

Abstract

The utility model relates to the technical field of circuit boards, in particular to a circuit board welding device with dust removal function. A threaded rod is rotatably connected to the inside of the chute, a threaded block is threadedly connected to the outer side of the threaded rod, and the threaded block is matched with the chute, and the upper end of the threaded block is connected with a second vertical plate, The opposite side of the second vertical plate and the first vertical plate is respectively provided with a plurality of card slots, and a dust removal box is connected to the worktable between the first vertical plate and the L-shaped bracket. An exhaust pipe is communicated with the left side of the upper end, and a suction fan is installed on the right side of the upper end of the dust removal box. Compared with the prior art, the utility model has reasonable structural design, convenient use, strong practicability and functionality, and is more convenient to use.

Description

A circuit board welding device with dust removal function

technical field

The utility model relates to the technical field of circuit boards, in particular to a circuit board welding device with dust removal function.

Background technique

Circuit boards, also known as printed circuit boards or printed circuit boards, mainly make circuits miniaturized and intuitive, and play an important role in mass production of fixed circuits and optimized electrical layout. The electrical components of the circuit board need to be fixed on it by soldering. The traditional soldering method is to use an electric soldering iron to solder the solder wire to the pins of the electrical components on the circuit board. The smell is very pungent, and it has strong toxicity. It is easy to be inhaled by workers to cause heavy metal poisoning, and the working environment of workers is poor. To this end, we propose a circuit board soldering device with dust removal function to solve such problems.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and proposes a circuit board welding device with dust removal function, which makes it more convenient to use.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A circuit board welding device with dust removal function is designed, including a workbench, an L-shaped bracket is connected to the left side of the upper end of the workbench, and a T-shaped slot is opened on the upper part of the right end of the L-shaped bracket. An electric soldering pen is movably inserted inside, a dust collecting hood is connected to the right side of the lower end of the L-shaped bracket, a first vertical plate is connected to the middle of the upper end of the worktable, and a chute is opened on the right side of the upper end of the worktable. The inside of the chute is rotatably connected with a threaded rod, the outer side of the threaded rod is threadedly connected with a threaded block, and the threaded block is matched with the chute, the upper end of the threaded block is connected with a second vertical plate, the The opposite side of the second vertical plate and the first vertical plate is respectively provided with a plurality of card slots, a dust box is connected to the worktable between the first vertical plate and the L-shaped bracket, and the upper end of the dust box is left on the left side. The side is connected with an exhaust pipe, a suction fan is installed on the right side of the upper end of the dust box, and a second connection pipe is connected between the air inlet of the suction fan and the dust collecting hood;

The bottom of the inner cavity of the dust removal box is fixedly provided with a water tank, the rear side of the inner wall of the water tank is connected with a conduit, the upper and both sides of the conduit are evenly connected with ventilation pipes, and the middle of the upper end of the conduit is connected with a first connecting pipe, And the upper end of the first connecting pipe penetrates the dust box and communicates with the air outlet of the suction fan. The upper left and right sides of the inner wall of the dust box are symmetrically connected with connecting plates, and the opposite sides of the two connecting plates are respectively opened. There is a slot, the middle of the inner wall of the slot is provided with a groove, the interior of the groove is fixedly connected with a spring, and the end of the spring away from the inner wall of the groove is connected to a limit head, and the interior of the slot is movably plugged. There is a frame, the inside of the frame is provided with a filter layer, and the middle parts of the left and right sides of the outer wall of the frame are symmetrically provided with limit grooves for use with the limit head.

Preferably, an electric telescopic rod is connected to the middle of the lower end of the worktable, and a base is connected to the lower end of the electric telescopic rod.

Preferably, the right end of the threaded rod is connected with a handle through the inner wall of the chute.

Preferably, the number of the card slots in each group is set to at least three, and the spacing of the card slots decreases sequentially from top to bottom.

Preferably, the front side of the outer wall of the dust box is hinged with a box door through a hinge.

The utility model proposes a circuit board welding device with dust removal function, the beneficial effect is that: by rotating the threaded rod to drive the second vertical plate to move left or right, the relationship between the two second vertical plates and the first vertical plate can be adjusted. The distance between them is suitable for fixing circuit boards of different specifications, which improves the application range of the device; through the cooperation of the suction fan, the second connecting pipe and the dust hood, the smoke generated during the soldering process can be absorbed and passed through the first The connecting pipe is transported to the duct of the dust removal box, and finally discharged evenly from the ventilation pipe, so that the flue gas can be fully contacted with the washing liquid in the water tank, and the heavy metal ions in the flue gas can be removed. The washed flue gas is filtered again by the filter layer. , which can further remove toxic substances, and the purified gas is finally discharged from the exhaust pipe, which can prevent the working environment from being polluted. Compared with the prior art, the utility model has a reasonable structure design, is convenient to use, has strong practicability and functionality, and is more convenient to use.

Description of drawings

1 is a schematic structural diagram of a circuit board welding device with dust removal function proposed by the utility model;

2 is a schematic diagram of the internal structure of a dust removal box in a circuit board welding device with a dust removal function proposed by the utility model;

FIG. 3 is an enlarged schematic view of the structure of part A in a circuit board welding device with dust removal function proposed by the utility model.

In the figure: workbench 1, L-shaped bracket 2, T-shaped slot 3, electric iron 4, first vertical plate 5, chute 6, threaded rod 7, threaded block 8, second vertical plate 9, handle 10, dust removal Box 11, water tank 12, conduit 13, ventilation pipe 14, first connecting pipe 15, connecting plate 16, groove 17, spring 18, limit head 19, frame 20, limit groove 21, filter layer 22, exhaust pipe 23. The suction fan 24, the second connecting pipe 25, the box door 26, the dust collecting cover 27, the electric telescopic rod 28, the base 29, the slot 30, and the card slot 31.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

1-3, a circuit board welding device with dust removal function includes a workbench 1, an electric telescopic rod 28 is connected to the middle of the lower end of the workbench 1, and a base 29 is connected to the lower end of the electric telescopic rod 28. By controlling the electric telescopic The rod 28 is extended or shortened, which can drive the worktable 1 to move up and down, so as to adapt to the use of workers with different heights, and improve the use effect of the device.

An L-shaped bracket 2 is connected to the left side of the upper end of the worktable 1, and a T-shaped slot 3 is opened on the upper part of the right end of the L-shaped bracket 2. The inner part of the T-shaped slot 3 is movably plugged with an electric soldering pen 4, and the lower end of the L-shaped bracket 2 is on the right side. A dust collecting hood 27 is connected to the side, a first vertical plate 5 is connected to the middle of the upper end of the worktable 1, a chute 6 is opened on the right side of the upper end of the worktable 1, and a threaded rod 7 is rotatably connected inside the chute 6. A handle 10 is connected through the inner wall of the chute 6 at the right end, which can facilitate the application of force when rotating the threaded rod 7 and improve the convenience of the threaded rod 7 to rotate.

The outer side of the threaded rod 7 is threadedly connected with a threaded block 8, and the threaded block 8 is matched with the chute 6, the upper end of the threaded block 8 is connected with a second vertical plate 9, and the second vertical plate 9 is opposite to the first vertical plate 5. A plurality of card slots 31 are respectively opened on the sides, the number of each group of card slots 31 is set to at least three, and the spacing of the card slots 31 decreases sequentially from top to bottom. This setting is convenient for fixing circuit boards of different thicknesses , more convenient to use.

A dust removal box 11 is connected to the worktable 1 between the first vertical plate 5 and the L-shaped bracket 2 , an exhaust pipe 23 is connected to the left side of the upper end of the dust removal box 11 , and a suction fan 24 is installed on the right side of the upper end of the dust removal box 11 A second connecting pipe 25 is communicated between the air inlet of the suction fan 24 and the dust collecting hood 27. The front side of the outer wall of the dust removal box 11 is hinged with a box door 26 through a hinge. The box door 26 is easy to open, and the box can be opened from time to time. The door replaces the washing liquid inside the water tank 12, and facilitates taking out the frame 20 and the filter layer 22 for cleaning and replacement.

A water tank 12 is fixed at the bottom of the inner cavity of the dust removal box 11. The water tank 12 can be used to store washing liquid. A conduit 13 is connected to the back side of the inner wall of the water tank 12. The upper and both sides of the conduit 13 are evenly connected with a ventilation pipe 14. A first connecting pipe 15 is communicated in the middle, and the upper end of the first connecting pipe 15 penetrates the dust removal box 11 and communicates with the air outlet of the suction fan 24. The upper left and right sides of the inner wall of the dust removal box 11 are symmetrically connected with connecting plates 16. The opposite side of the connecting plate 16 is respectively provided with a slot 30, the middle of the inner wall of the slot 30 is provided with a groove 17, the interior of the groove 17 is fixedly connected with a spring 18, and the end of the spring 18 away from the inner wall of the groove 17 is connected with a limit head 19. The frame 20 is movably inserted into the slot 30. After opening the box door 26, an external force is applied to pull the frame 20 to the outside, so that the spherical limiting head 19 is detached from the interior of the limiting slot 21 and retracts the groove 17. At this time, the frame 20 can be completely taken out, which is convenient for cleaning or replacing the filter layer 22. After that, the frame 20 is reinserted into the slot 30. When the frame 20 is completely inserted, the limit slot 21 is aligned with the groove 17. The elastic force drives the limiting head 19 to snap into the interior of the limiting groove 21 , so that the frame 20 can be fixed. This setting makes the filter layer 22 easy to clean and replace, and more convenient to use.

The middle of the rear side of the frame 20 is provided with a through hole matching the first connecting pipe 15, which facilitates the passage of the first connecting pipe 15. The inside of the frame 20 is provided with a filter layer 22, and the filter layer 22 is a HEPA filter layer, and the frame Limiting grooves 21 for cooperating with the limiting head 19 are symmetrically opened in the middle of the left and right sides of the outer wall 20 .

Working principle: When in use, firstly drive the second vertical plate 9 to move left or right by rotating the threaded rod 7, and the distance between the two second vertical plates 9 and the first vertical plate 5 can be adjusted to adapt to different specifications. After the circuit board is inserted into the card slot 31, the soldering pen 4 is removed to perform the soldering work, and the suction fan 24 is activated at the same time, through the suction fan 24, the second connecting pipe 25 and the dust collector The cooperation of the cover 27 can absorb the flue gas generated during the soldering process, transport it to the conduit 13 of the dust box 11 through the first connecting pipe 15, and finally discharge it evenly from the ventilation pipe 14, so that the flue gas can be mixed with the flue gas in the water tank 12. The washing liquid is fully contacted, which can remove heavy metal ions in the flue gas. After the flue gas after washing is filtered again by the filter layer 22, toxic substances can be further removed, and the purified gas is finally discharged from the exhaust pipe 23, which can prevent the working environment from being polluted. .

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. A circuit board welding device with a dust removal function comprises a workbench (1), wherein the left side of the upper end of the workbench (1) is connected with an L-shaped support (2), the upper part of the right end of the L-shaped support (2) is provided with a T-shaped groove (3), an electric cautery pen (4) is movably inserted in the T-shaped groove (3), the right side of the lower end of the L-shaped support (2) is connected with a dust collection cover (27), the circuit board welding device is characterized in that the middle part of the upper end of the workbench (1) is connected with a first vertical plate (5), the right side of the upper end of the workbench (1) is provided with a sliding groove (6), the inner part of the sliding groove (6) is rotatably connected with a threaded rod (7), the outer side of the threaded rod (7) is in threaded connection with a threaded block (8), the threaded block (8) is matched with the sliding groove (6, a plurality of clamping grooves (31) are respectively formed in one side, opposite to the first vertical plate (5), of the second vertical plate (9), a dust removing box (11) is connected to the workbench (1) located between the first vertical plate (5) and the L-shaped support (2), the left side of the upper end of the dust removing box (11) is communicated with an exhaust pipe (23), a suction fan (24) is installed on the right side of the upper end of the dust removing box (11), and a second connecting pipe (25) is communicated between the air inlet of the suction fan (24) and the dust collection cover (27);

the dust removal box is characterized in that a water tank (12) is fixedly arranged at the bottom of an inner cavity of the dust removal box (11), a guide pipe (13) is connected to the rear side of the inner wall of the water tank (12), ventilating pipes (14) are uniformly communicated with the two sides of the upper portion of the guide pipe (13), a first connecting pipe (15) is communicated with the middle of the upper end of the guide pipe (13), the upper end of the first connecting pipe (15) penetrates through the dust removal box (11) and is communicated with an air outlet of a suction fan (24), connecting plates (16) are symmetrically connected to the upper portions of the left side and the right side of the inner wall of the dust removal box (11), slots (30) are respectively formed in one opposite sides of the two connecting plates (16), a groove (17) is formed in the middle of the inner wall of each slot (30), a spring (18) is fixedly connected to the inside of each slot (17), one end, far away from the, the filter layer (22) is arranged inside the frame (20), and the middle parts of the left side and the right side of the outer wall of the frame (20) are symmetrically provided with limit grooves (21) matched with the limit heads (19) for use.

2. The circuit board welding device with the dust removing function according to claim 1, wherein an electric telescopic rod (28) is connected to the middle of the lower end of the workbench (1), and a base (29) is connected to the lower end of the electric telescopic rod (28).

3. The circuit board welding device with the dust removing function according to claim 1, wherein a handle (10) is connected to the right end of the threaded rod (7) penetrating through the inner wall of the sliding groove (6).

4. The circuit board welding device with the dust removing function according to claim 1, wherein the number of the slots (31) in each group is at least three, and the intervals of the slots (31) are gradually decreased from top to bottom.

5. The circuit board welding device with the dust removing function according to claim 1, wherein a door (26) is hinged to the front side of the outer wall of the dust removing box (11).

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