CN218450785U

CN218450785U - Spot welding device with positioning structure for processing PCB

Info

Publication number: CN218450785U
Application number: CN202222219559.6U
Authority: CN
Inventors: 王�忠
Original assignee: Shanghai Zhongyi Intelligent Technology Co ltd
Current assignee: Shanghai Zhongyi Intelligent Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-02-03
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a spot welding device is used in processing of PCB circuit board with location structure, include: the welding device comprises a rack, an electric welding pen and a fixing box, wherein a base is arranged in the rack, and a positioning and clamping mechanism is arranged above the base and comprises a driving motor, a first connecting plate, a second connecting plate, a clamping plate and a limiting rod; the electric welding pen is arranged above the frame, and an air exhaust mechanism is arranged on the outer side of the electric welding pen and comprises an air exhaust cover, a first air conveying pipe and an air exhaust pump; the fixed box is fixed on the right side of the frame. And a driving motor is arranged below the front side of the base. This spot welding device is used in processing of PCB circuit board with location structure can effectively the centre gripping circuit board, avoids rocking and skew, guarantees the stability of circuit board, and can absorb the flue gas that produces when the spot welding, can avoid the exhaust fume directly to discharge to the air in, can filter the flue gas, avoids producing air pollution, guarantees operating personnel's health.

Description

Spot welding device with positioning structure for processing PCB

Technical Field

The utility model relates to a PCB circuit board processing technology field specifically is a spot welding device is used in processing of PCB circuit board with location structure.

Background

The PCB circuit board, namely the printed circuit board, is an essential part in electronic equipment, usually formed by welding a circuit on a welding pad, wherein electric welding equipment is used for aligning high-energy laser beams to the welding pad to heat so as to fuse the FPC and the welding pad, and spot welding devices for processing the PCB circuit board on the market are various, but still have some defects;

like inconvenient centre gripping circuit board, rock easily and squint, the stability of circuit board is not enough, and the flue gas that produces when inconvenient absorption spot welding, and the exhaust fume directly discharges and can produce air pollution in to the air, threatens operating personnel's health, consequently, we provide a PCB circuit board processing with location structure and use spot welding device to in solving the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spot welding device is used in processing of PCB circuit board with location structure to solve the inconvenient centre gripping circuit board of present spot welding device for processing of PCB circuit board that above-mentioned background art provided, rock easily and squint, the stability of circuit board is not enough, and the flue gas that produces when inconvenient absorption spot welding, the exhaust fume can produce air pollution in directly discharging to the air, threatens operating personnel's healthy problem.

In order to achieve the above object, the utility model provides a following technical scheme: a spot welding device with a positioning structure for processing a PCB circuit board comprises:

the positioning and clamping device comprises a rack, wherein a base is arranged in the rack, and a positioning and clamping mechanism is arranged above the base and comprises a driving motor, a first connecting plate, a second connecting plate, a clamping plate and a limiting rod;

the electric welding pen is arranged above the rack, and an air exhaust mechanism is arranged on the outer side of the electric welding pen and comprises an air exhaust cover, a first air conveying pipe and an air exhaust pump;

and the fixed box is fixed on the right side of the rack.

Preferably, a driving motor is installed below the front side of the base, and a first connecting plate is installed at the output end of the driving motor;

the left side of the first connecting plate is engaged with a second connecting plate, and the first connecting plate and the second connecting plate are both rotatably connected to the base.

Preferably, the outer ends of the first connecting plate and the second connecting plate are rotatably connected with a clamping plate, the cross section of the clamping plate is of a zigzag structure, the inner side of the clamping plate is rotatably connected with a limiting rod, and the inner end of the limiting rod is rotatably connected to the base.

Preferably, the air exhaust cover is installed in the outside of electric welding pen, and the top of air exhaust cover is fixed with first air supply pipe to the downside longitudinal section of air exhaust cover is trapezium structure, the right-hand member of first air supply pipe is provided with the aspiration pump, and wherein the aspiration pump is installed in the frame, the right side integration of aspiration pump is provided with the second air supply pipe.

Preferably, the right end of the second gas pipe is fixed with a fixed box, and is fixed with supporting spring around the inside below of fixed box, supporting spring's upper end is fixed with the backup pad, and the upside of backup pad closely laminates and has the active carbon board.

Preferably, the fixed box top front and back symmetry is provided with the mounting panel, and the mounting panel passes through reset spring and rotates to be connected on fixed box to the downside of mounting panel closely laminates and has the limiting plate of being connected with fixed box draw-in groove.

Compared with the prior art, the beneficial effects of the utility model are that: the spot welding device with the positioning structure for processing the PCB can effectively clamp the PCB, avoid shaking and shifting, ensure the stability of the PCB, absorb smoke generated during spot welding, avoid waste smoke from being directly discharged into the air, filter the smoke, avoid air pollution and ensure the health of operators;

1. the clamping device is provided with a first connecting plate, a second connecting plate and a clamping plate, the first connecting plate and the second connecting plate are meshed and connected with each other, the clamping plate arranged at the outer end can be driven to move when the first connecting plate and the second connecting plate rotate, the limiting rods play a limiting role in the clamping plate, the clamping plates symmetrically arranged left and right can effectively clamp a circuit board, shaking and deviation are avoided, and the stability of the circuit board is ensured;

2. the electric welding pen is provided with an air exhaust cover, a first air conveying pipe and an air exhaust pump, the longitudinal section of the lower side of the air exhaust cover installed on the outer side of the electric welding pen is in a trapezoid structure, the first air conveying pipe is installed above the air exhaust cover, smoke can be sucked away from the air exhaust cover and the first air conveying pipe through the air exhaust pump, the smoke generated in spot welding can be absorbed, and waste smoke can be prevented from being directly discharged into the air;

3. be provided with fixed box, activated carbon plate and mounting panel, connect through fixed box and activated carbon plate draw-in groove, the backup pad downside that closely laminates in activated carbon plate below is fixed with supporting spring, and closely the laminating has the mounting panel on the limiting plate, can filter the flue gas, avoids producing air pollution, guarantees operating personnel's health.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the positioning and clamping mechanism of the present invention;

FIG. 3 is a schematic view of the whole structure of the electric welding pen and the air extraction cover;

fig. 4 is the side view section structure diagram of the fixing box and the supporting plate of the present invention.

In the figure: 1. a frame; 2. a base; 3. a drive motor; 4. a first connecting plate; 5. a second connecting plate; 6. a clamping plate; 7. a limiting rod; 8. an electric welding pen; 9. an air extraction hood; 10. a first gas delivery pipe; 11. an air pump; 12. a second gas delivery pipe; 13. a fixing box; 14. a support spring; 15. a support plate; 16. an activated carbon plate; 17. a limiting plate; 18. a return spring; 19. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a spot welding device with a positioning structure for processing a PCB (printed circuit board), comprises: the device comprises a rack 1, a base 2, a driving motor 3, a first connecting plate 4, a second connecting plate 5, a clamping plate 6, a limiting rod 7, an electric welding pen 8, an air suction cover 9, a first air conveying pipe 10, an air suction pump 11, a second air conveying pipe 12, a fixing box 13, a supporting spring 14, a supporting plate 15, an activated carbon plate 16, a limiting plate 17, a return spring 18 and a mounting plate 19;

firstly, as shown in the attached drawing 1, a bonding pad is placed on a base 2, a positioning and clamping mechanism clamps the bonding pad to avoid the circuit board from shaking, an electric welding pen 8 installed on a frame 1 spot-welds a circuit on the bonding pad, and smoke generated by the electric welding pen 8 is sucked by an air suction mechanism, filtered and discharged;

as shown in fig. 1 and fig. 2, a pad is placed above a base 2, then a driving motor 3 is turned on, the driving motor 3 drives a first connecting plate 4 mounted at an output end thereof to rotate, the inner side of the first connecting plate 4 is engaged with the inner side of a second connecting plate 5, when the first connecting plate 4 rotates, the second connecting plate 5 rotates on the base 2 along with the first connecting plate 4, the outer ends of the first connecting plate 4 and the second connecting plate 5 are both rotatably connected with a clamping plate 6, the inner side of the clamping plate 6 is rotatably connected with a limiting rod 7, as the inner end of the limiting rod 7 is rotatably connected to the base 2, the clamping plate 6 can be limited, when the first connecting plate 4 and the second connecting plate 5 rotate, the clamping plate 6 is pushed to move, so that the clamping plate 6 with a zigzag-shaped cross section clamps the pad, and the stability of the pad can be ensured by the clamping plates 6 arranged in bilateral symmetry;

as shown in fig. 1, fig. 3 and fig. 4, when the electric welding pen 8 welds the bonding pad and the FPC, the generated smoke is covered by the exhaust hood 9 on the outer side thereof, the exhaust hood 9 with the lower longitudinal section in a trapezoid structure prevents the smoke from overflowing, the exhaust pump 11 is opened, the exhaust pump 11 exhausts the smoke through the first air pipe 10, so that the smoke enters the fixed box 13 through the second air pipe 12, after the smoke enters the fixed box 13, the smoke is purified through the activated carbon plate 16, the activated carbon plate 16 purifies the smoke, and then the smoke is discharged from the rear side of the fixed box 13 with the inside in a porous structure, when the activated carbon plate 16 needs to be replaced, the mounting plate 19 is rotated on the fixed box 13, the return spring 18 is compressed, the mounting plate 19 is separated from the close fitting of the limiting plate 17, the limiting plate 17 loses shielding, the elastic action of the support spring 14 pushes the support plate 15 to lift, and the activated carbon plate 16 is separated from the limiting plate 17 and connected with the clamping groove of the fixed box 13, so that the activated carbon plate 16 and the limiting plate 17 can be taken out, a new activated carbon plate 16 is placed in the fixed box 13, and the return spring is released from the limiting plate 17, and the support the activated carbon plate 19, and the activated carbon plate 17, and the reset spring 16 is placed on the limiting plate 17, and then the support the activated carbon plate 16, and the mounting plate 19 and the mounting plate 17, and the activated carbon plate 16 are placed tightly.

The content that does not describe in detail in this specification belongs to the prior art that the professional technical staff of this field is known, the standard part that the utility model used all can purchase from the market, dysmorphism piece can be customized according to the record of description and attached drawing, the concrete connected mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, machinery, part and equipment all adopt among the prior art, conventional model, and circuit connection adopts the conventional connected mode among the prior art, and will not detailed here again.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a spot welding device is used in processing of PCB circuit board with location structure which characterized in that includes:

the device comprises a rack (1), wherein a base (2) is installed inside the rack (1), and a positioning and clamping mechanism is arranged above the base (2) and comprises a driving motor (3), a first connecting plate (4), a second connecting plate (5), a clamping plate (6) and a limiting rod (7);

the electric welding pen (8) is arranged above the rack (1), and an air extracting mechanism is arranged on the outer side of the electric welding pen (8) and comprises an air extracting cover (9), a first air conveying pipe (10) and an air extracting pump (11);

the fixed box (13), fixed box (13) are fixed in the right side of frame (1).

2. The spot welding device with the positioning structure for processing the PCB circuit board according to claim 1, wherein: a driving motor (3) is installed below the front side of the base (2), and a first connecting plate (4) is installed at the output end of the driving motor (3);

the left side of the first connecting plate (4) is engaged with a second connecting plate (5), and the first connecting plate (4) and the second connecting plate (5) are both rotatably connected to the base (2).

3. The spot welding device with the positioning structure for processing the PCB according to claim 2, wherein: the outer ends of the first connecting plate (4) and the second connecting plate (5) are rotatably connected with a clamping plate (6), the cross section of the clamping plate (6) is of a fold line structure, the inner side of the clamping plate (6) is rotatably connected with a limiting rod (7), and the inner end of the limiting rod (7) is rotatably connected to the base (2).

4. The spot welding device with the positioning structure for processing the PCB circuit board according to claim 1, wherein: the electric welding pen is characterized in that an air suction cover (9) is installed on the outer side of the electric welding pen (8), a first air conveying pipe (10) is fixed above the air suction cover (9), the longitudinal section of the lower side of the air suction cover (9) is of a trapezoid structure, an air suction pump (11) is arranged at the right end of the first air conveying pipe (10), the air suction pump (11) is installed on the rack (1), and a second air conveying pipe (12) is integrally arranged on the right side of the air suction pump (11).

5. The spot welding device with the positioning structure for processing the PCB according to claim 4, wherein: the right-hand member of second gas-supply pipe (12) is fixed with fixed box (13), and the inside below front and back symmetry of fixed box (13) is fixed with supporting spring (14), the upper end of supporting spring (14) is fixed with backup pad (15), and the upside of backup pad (15) closely laminates activated carbon plate (16).

6. The spot welding device with the positioning structure for processing the PCB circuit board according to claim 5, wherein: the fixed box (13) top longitudinal symmetry is provided with mounting panel (19), and mounting panel (19) rotate through reset spring (18) and connect on fixed box (13) to the downside of mounting panel (19) closely laminates limiting plate (17) of being connected with fixed box (13) draw-in groove.