Welding fume blowing mechanism of welding machine for automobile welding

Abstract

The utility model discloses a welding machine welding fume blowing mechanism for automobile welding, which comprises a mounting seat, a purifying box is arranged at the top end of the mounting seat, a controller is arranged on one side of the bottom of the front end of the purifying box, and a negative pressure suction mechanism is arranged at the rear end of the purifying box close to the bottom. And a reserved groove is formed in the top of one side in the purification box. A movable connecting assembly is arranged at the top of the purifying box, during use, a connecting hook is connected to the outer portion of a suction corrugated pipe in a hung mode, a fastening screw is sleeved with a fastening plate, then a welding gun of a welding machine is sleeved with a gap between the fastening plate and the fastening screw, then the fastening screw is sleeved with an elastic thread sleeve, and the elastic thread sleeve is tightened; therefore, the purpose of fixing the suction corrugated pipe on the welding gun of the welding machine can be achieved, the suction end of the suction corrugated pipe is aligned with the welding position, the suction corrugated pipe can move along with the welding gun of the welding machine when the welding gun of the welding machine moves, and the effect of flexibly and accurately sucking welding fume along with the movement of the welding gun is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile welding and assembly processing, in particular to a welding smoke blowing mechanism of a welding machine used for automobile welding and assembly. Background Art

[0002] Automobile welding process is a key link in the automobile manufacturing process. It is mainly responsible for welding the stamped body parts together to form the body frame, the so-called white body. The welding process requires the use of welding machines, which will produce welding smoke when welding the automobile body. Welding smoke extraction mechanisms are needed to deal with the welding smoke to optimize the automobile welding processing environment.

[0003] However, the existing welding machine welding smoke suction mechanism has a fixed suction position during use, and the automobile welding position changes with the welding position. If the welding position is at a certain distance from the suction mechanism, it is easy to affect the welding smoke suction effect. There is a technical problem that the suction end of the suction mechanism cannot be flexibly changed with the welding position to accurately suck the welding smoke. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a welding smoke blowing mechanism for a welding machine for automobile welding, which can solve the problem that the suction position is fixed, while the automobile welding position changes with the welding position. If the welding position is at a certain distance from the suction mechanism, it is easy to affect the welding smoke suction effect. There is a technical problem that the suction end of the suction mechanism cannot be flexibly changed with the welding position to accurately suck the welding smoke.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a welding smoke blowing mechanism for a welding machine for automobile welding, comprising a mounting seat, a purification box is arranged at the top of the mounting seat, a controller is arranged at one side of the bottom of the front end of the purification box, a negative pressure suction mechanism is arranged at a position near the bottom of the rear end of the purification box, a reserved groove is arranged at the top of one side of the interior of the purification box, a disassembly cover is arranged at the outside of the reserved groove at the top of one side of the purification box, a high-efficiency filter is arranged at a position near the top of the interior of the purification box, an activated carbon filter plate is arranged below the high-efficiency filter inside the purification box, a suction bellows is arranged at the middle position of the top of the purification box, a connecting hook is arranged at the top and near the bottom of the outside of the suction bellows, fastening screws are arranged at both ends of the connecting hook, a fastening plate is arranged between the outside of the fastening screw, a loose screw sleeve is arranged at the outside of the fastening screw at the rear end of the fastening plate, and a positioning sealing assembly is arranged between the two sides of the high-efficiency filter and the activated carbon filter plate and the two sides of the interior of the purification box.

[0006] As a preferred technical solution of the utility model, the connecting hook is in a "U" shape, and the fastening screws are parallel to each other.

[0007] As a preferred technical solution of the utility model, the negative pressure suction mechanism includes a smoke exhaust pipe, which is arranged at the rear end of the purification box near the bottom, a protective net is provided at the rear end of the smoke exhaust pipe, and a negative pressure fan is provided between the two ends inside the smoke exhaust pipe.

[0008] As a preferred technical solution of the utility model, the positioning sealing assembly includes a positioning seat, which is arranged on both sides of the interior of the purification box near the top, positioning slots are arranged at both ends of the inner side of the positioning seat, sealing gaskets are arranged at both ends of the interior of the positioning slot, and mounting blocks are arranged on both sides of the high-efficiency filter screen and the activated carbon filter plate.

[0009] As a preferred technical solution of the utility model, the positioning seat is symmetrically arranged inside the purification box, and the positioning slots are symmetrically arranged inside the positioning seat.

[0010] As a preferred technical solution of the utility model, the installation plug-in block is matched with the positioning slot, and the installation plug-in block is inserted into the interior of the positioning slot.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. By arranging a movable connection component on the top of the purification box, when in use, the connection hook is hung on the outside of the suction bellows, and the fastening plate is sleeved on the outside of the fastening screw, and then the gap between the fastening plate and the fastening screw is sleeved on the outside of the welding gun of the welding machine, and then the loose nut is sleeved on the outside of the fastening screw and tightened, so that the purpose of fixing the suction bellows on the welding gun of the welding machine can be achieved, so that the suction end of the suction bellows is aligned with the welding position, and the suction bellows can move with the welding gun when the welding gun moves, so as to achieve the effect of flexibly and accurately sucking welding smoke with the movement of the welding gun;

[0013] 2. By setting a positioning sealing assembly between the two sides of the high-efficiency filter and the activated carbon filter plate and the two sides inside the purification box, the high-efficiency filter and the activated carbon filter plate are installed into the purification box through the reserved groove by disassembling the cover plate, and the installation plug is simultaneously inserted into the positioning slot set on the inner side of the positioning seat, so that the purpose of stabilizing the high-efficiency filter and the activated carbon filter plate in the purification box can be achieved, and the tightness of the insertion between the installation plug and the positioning slot can be improved by the sealing gasket, so as to avoid leakage of unpurified and filtered welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a rear-view stereoscopic structural schematic diagram of the utility model;

[0016] Figure 3It is a schematic diagram of a partial cross-sectional structure of a purification box of the utility model from a side view;

[0017] Figure 4 For the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0018] Among them: 1. Mounting seat; 2. Purification box; 3. Controller; 4. Disassembly and assembly cover; 5. Suction bellows; 6. Connecting hook; 7. Fastening screw; 8. Smoke exhaust pipe; 9. Protective net; 10. Negative pressure fan; 11. Activated carbon filter plate; 12. High-efficiency filter; 13. Reserved groove; 14. Positioning seat; 15. Mounting plug; 16. Positioning slot; 17. Sealing gasket; 18. Tightening screw sleeve; 19. Fastening plate. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Example

[0021] Please refer to Figure 1-4 As shown, the utility model provides a welding smoke blowing mechanism for a welding machine for automobile welding, comprising a mounting seat 1, a purification box 2 is arranged at the top of the mounting seat 1, a controller 3 is arranged on one side of the bottom of the front end of the purification box 2, a smoke exhaust pipe 8 is arranged at the rear end of the purification box 2 near the bottom, a protective net 9 is arranged at the rear end of the smoke exhaust pipe 8, a negative pressure fan 10 is arranged between the two ends inside the smoke exhaust pipe 8, and the welding smoke generated when the welding machine welds the automobile body is sucked into the purification box 2 by the negative pressure fan 10, a reserved groove 13 is arranged at the top of one side of the purification box 2, a disassembly cover plate 4 is arranged outside the reserved groove 13 at the top of one side of the purification box 2, a high-efficiency filter screen 12 is arranged near the top of the purification box 2, an activated carbon filter plate 11 is arranged below the high-efficiency filter screen 12 inside the purification box 2, the welding smoke is double-filtered and purified by the high-efficiency filter screen 12 and the activated carbon filter plate 11, and the high-efficiency filter screen 12 and the activated carbon filter plate 11 can be conveniently disassembled and replaced by disassembling the cover plate 4;

[0022] As a further implementation of this embodiment, Figure 1-4As shown, a suction bellows 5 is provided at the middle position of the top of the purification box 2, and a "U"-shaped connecting hook 6 is provided at the top and near the bottom of the outside of the suction bellows 5, and fastening screws 7 are provided at both ends of the connecting hook 6. The fastening screws 7 are parallel to each other, and a fastening plate 19 is provided between the outsides of the fastening screws 7. The connecting hook 6 is hung on the outside of the suction bellows 5, and the fastening plate 19 is sleeved on the outside of the fastening screw 7, and then the gap between the fastening plate 19 and the fastening screw 7 is sleeved outside the welding gun of the welding machine, and a tightening screw sleeve 18 is provided on the outside of the fastening screw 7 at the rear end of the fastening plate 19. Tightening the tightening screw sleeve 18 can achieve the purpose of fixing the suction bellows 5 on the welding gun of the welding machine, so that the suction bellows 5 can move simultaneously with the movement of the welding gun of the welding machine, and the effect of flexibly and accurately sucking welding smoke with the movement of the welding gun is achieved;

[0023] When in use, the connecting hook 6 is hung on the outside of the suction bellows 5, and the fastening plate 19 is sleeved on the outside of the fastening screw 7, and then the gap between the fastening plate 19 and the fastening screw 7 is sleeved outside the welding gun of the welding machine, and then the loose nut 18 is sleeved on the outside of the fastening screw 7 and tightened, so as to fix the suction bellows 5 on the welding gun of the welding machine, so that the suction end of the suction bellows 5 is aligned with the welding position, and when the welding gun of the welding machine moves, the suction bellows 5 can move with it to absorb welding smoke;

[0024] As a further implementation of this embodiment, Figure 1 and Figure 3 As shown, a positioning sealing assembly is arranged between the two sides of the high-efficiency filter screen 12 and the activated carbon filter plate 11 and the two sides inside the purification box 2, and the positioning sealing assembly includes a positioning seat 14, and the positioning seat 14 is arranged at a position close to the top on both sides of the purification box 2, and the positioning seat 14 is symmetrically arranged inside the purification box 2, and positioning slots 16 are arranged at both ends of the inner side of the positioning seat 14, and the positioning slots 16 are symmetrically arranged on the inner side of the positioning seat 14, and sealing gaskets 17 are arranged at both ends of the inner side of the positioning slot 16. Mounting plugs 15 are arranged on both sides of the high-efficiency filter screen 12 and the activated carbon filter plate 11, and the mounting plugs 15 are matched with the positioning slots 16, and the mounting plugs 15 are inserted into the interior of the positioning slots 16, so that the purpose of stabilizing the high-efficiency filter screen 12 and the activated carbon filter plate 11 in the purification box 2 can be achieved, and the tightness of the plug-in between the mounting plug 15 and the positioning slot 16 is improved by the sealing gasket 17, so as to avoid welding leakage without purification and filtration treatment;

[0025] The high-efficiency filter screen 12 and the activated carbon filter plate 11 are installed into the purification box 2 through the reserved groove 13, and the installation plug block 15 is simultaneously inserted into the positioning slot 16 provided inside the positioning seat 14, so that the high-efficiency filter screen 12 and the activated carbon filter plate 11 are stabilized in the purification box 2, and the plug-in joint is made tighter by the sealing gasket 17;

[0026] Specific working principle:

[0027] When using the welding smoke blowing mechanism, firstly, the high-efficiency filter 12 and the activated carbon filter plate 11 are installed into the purification box 2 through the reserved groove 13 by disassembling the cover plate 4, and at the same time, the installation plug block 15 is simultaneously inserted into the positioning slot 16 set on the inner side of the positioning seat 14, so that the high-efficiency filter 12 and the activated carbon filter plate 11 are stabilized in the purification box 2, and the plug-in joint is made tighter by the sealing gasket 17. After the welding smoke blowing mechanism is fixed at the specified position by the mounting seat 1, the connecting hook 6 is hung on the outside of the suction bellows 5, and the fastening plate 19 is sleeved on the outside of the fastening screw 7, and then the gap between the fastening plate 19 and the fastening screw 7 is sleeved on the outside of the welding gun of the welding machine. Then, the tensioning nut 18 is sleeved on the outside of the fastening screw 7 and tightened to fix the suction bellows 5 on the welding gun of the welding machine. When the welding machine welds the automobile body, the negative pressure fan 10 is started by the controller 3 to operate, and the smoke is sucked into the interior of the purification box 2 through the suction bellows 5, and the welding smoke is double filtered and purified by the high-efficiency filter 12 and the activated carbon filter plate 11. When the welding gun of the welding machine moves for welding, the suction bellows 5 can move accordingly to suck the welding smoke. The welding smoke after filtering and purification is discharged through the smoke exhaust pipe 8, and the negative pressure fan 10 can be operated through the protective net 9 to prevent foreign objects from entering and damaging the fan, thereby performing accurate, efficient and safe welding smoke suction operations.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A welding smoke blowing mechanism for a welding machine for automobile welding and assembly, comprising a mounting seat (1), characterized in that: A purification box (2) is arranged at the top of the mounting seat (1), a controller (3) is arranged at one side of the bottom of the front end of the purification box (2), a negative pressure suction mechanism is arranged at a position near the bottom of the rear end of the purification box (2), a reserved groove (13) is arranged at the top of one side of the interior of the purification box (2), a disassembly cover (4) is arranged outside the reserved groove (13) at the top of one side of the purification box (2), a high-efficiency filter (12) is arranged at a position near the top of the interior of the purification box (2), and an activated carbon filter plate (12) is arranged below the high-efficiency filter (12) inside the purification box (2). 1), a suction bellows (5) is arranged at the middle position of the top of the purification box (2), a connecting hook (6) is arranged at the top of the outside of the suction bellows (5) and near the bottom, a fastening screw (7) is arranged at both ends of the connecting hook (6), a fastening plate (19) is arranged between the outside of the fastening screw (7), a tightening screw sleeve (18) is arranged outside the fastening screw (7) at the rear end of the fastening plate (19), and a positioning sealing assembly is arranged between the two sides of the high-efficiency filter (12) and the activated carbon filter plate (11) and the two sides of the inside of the purification box (2).

2. The welding smoke blowing mechanism of a welding machine for automobile welding and assembly according to claim 1 is characterized in that: The connecting hook (6) is in a U-shape, and the fastening screws (7) are parallel to each other.

3. The welding smoke blowing mechanism of a welding machine for automobile welding and assembly according to claim 1 is characterized in that: The negative pressure suction mechanism comprises a smoke exhaust pipe (8), which is arranged at a rear end of the purification box (2) near the bottom, a protective net (9) is arranged at the rear end of the smoke exhaust pipe (8), and a negative pressure fan (10) is arranged between the two ends inside the smoke exhaust pipe (8).

4. The welding smoke blowing mechanism of a welding machine for automobile welding and assembly according to claim 1, characterized in that: The positioning sealing assembly comprises a positioning seat (14), the positioning seat (14) being arranged at positions near the top on both sides of the interior of the purification box (2), positioning slots (16) being arranged at both ends of the interior of the positioning seat (14), sealing pads (17) being arranged at both ends of the interior of the positioning slots (16), and mounting plugs (15) being arranged at both sides of the high-efficiency filter screen (12) and the activated carbon filter plate (11).

5. The welding smoke blowing mechanism of a welding machine for automobile welding and assembly according to claim 4, characterized in that: The positioning seat (14) is symmetrically arranged inside the purification box (2), and the positioning slots (16) are symmetrically arranged on the inner side of the positioning seat (14).

6. The welding smoke blowing mechanism of a welding machine for automobile welding and assembly according to claim 4, characterized in that: The installation plug block (15) fits into the positioning slot (16), and the installation plug block (15) is inserted into the interior of the positioning slot (16).

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