CN220312280U

CN220312280U - Welding fixture

Info

Publication number: CN220312280U
Application number: CN202321791629.3U
Authority: CN
Inventors: 朱文雄; 朱晙; 陈昌敏
Original assignee: Shanghai Sanzhun Instrument Equipment Co ltd
Current assignee: Shanghai Sanzhun Instrument Equipment Co ltd
Priority date: 2023-07-10
Filing date: 2023-07-10
Publication date: 2024-01-09
Anticipated expiration: 2033-07-10

Abstract

The utility model discloses a welding fixture which comprises a mounting bracket, wherein a mounting plate is arranged on the mounting bracket, a positioning component, a clamping component and an auxiliary component are arranged on the mounting plate, one side of the clamping component is provided with the positioning component, and the other side of the clamping component is provided with the auxiliary component. According to the utility model, the positioning assembly and the clamping assembly are arranged on the clamp, the flange at the end part of the exhaust pipe can be clamped and fixed through the positioning head in the positioning assembly, the flanges of different types can be fixed through adjusting the angle of the positioning head, the exhaust pipe is fixed into the V-shaped clamping groove in the clamping block through the pressing arm and the clamping block in the clamping assembly, and the pressing arm is used for pressing and fixing the exhaust pipe, so that the fixing effect of the exhaust pipe is further improved, the exhaust pipe can be kept stable all the time when being welded on the welding clamp, and the welding effect of the exhaust pipe is improved.

Description

Welding fixture

Technical Field

The utility model relates to the technical field of welding equipment, in particular to a welding fixture.

Background

With the continuous development of the automobile industry in China, the variety of automobile welding jigs in China is continuously increased, and the welding jigs can be classified in detail from specific power types of the welding jigs, specific use ways of the jigs, specific working ranges and structures of the jigs. Firstly, classifying from the driving mode of an automobile welding fixture, wherein the welding fixture can be mainly divided into a welding fixture in a non-driving mode; welding jig of pneumatic type and manual type. Welding jigs of manual form and welding jigs of pneumatic form are most widely used in the automotive manufacturing process.

The exhaust duct is a part of an automobile engine exhaust system, and mainly comprises an exhaust manifold, an exhaust duct and a silencer, wherein a three-correction catalyst for controlling the emission of engine pollutants is also arranged in the exhaust system, the exhaust duct generally comprises a front exhaust duct and a rear exhaust duct, the shape of the exhaust duct is divided into multiple types, the exhaust duct is required to be welded with a fixing plate at one end of the exhaust duct in the production process, the exhaust duct is required to be clamped and fixed in the welding process in order to ensure the welding precision and the welding rapidness, however, the clamping areas of the existing exhaust duct welding clamps are relatively fixed, and when the exhaust ducts of different models are clamped and welded, the exhaust ducts are easy to shake in the welding process due to poor suitability of the clamping areas, so that the welding effect of the exhaust ducts is affected.

Disclosure of Invention

The utility model mainly aims to provide a welding fixture which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the welding fixture comprises a mounting bracket, wherein a mounting plate is arranged on the mounting bracket, a positioning component, a clamping component and an auxiliary component are arranged on the mounting plate, the positioning component is arranged on one side of the clamping component, and the auxiliary component is arranged on the other side of the clamping component.

In some embodiments, the clamping assembly comprises a first bottom plate, a first vertical plate is arranged on the first bottom plate, an L-shaped plate is connected to the first vertical plate, a clamping block is arranged on one side of the L-shaped plate, an air cylinder support is arranged at the top end of the L-shaped plate, a chain plate is arranged on the air cylinder support, and a pressing arm is connected to a rotating shaft of the chain plate.

In some embodiments, the press arm end is connected with a cylinder joint, and the cylinder joint bottom is provided with a first cylinder.

In some embodiments, the clamping block is provided with a V-shaped clamping groove.

In some embodiments, the positioning assembly comprises a second bottom plate, a second vertical plate is fixedly arranged on the second bottom plate, a third vertical plate is arranged on one side of the second vertical plate, rotating seats are arranged on two sides of the third vertical plate, and rotating shafts are arranged at the end parts of the rotating seats.

In some embodiments, the positioning assembly further comprises a positioning head, a shaft groove is formed in the positioning head, and a rotating shaft is slidably arranged in the shaft groove.

In some embodiments, the positioning head end rotating shaft is connected with a mounting seat, and a second cylinder is arranged on the mounting seat.

In some embodiments, the auxiliary assembly comprises a third bottom plate, a fourth vertical plate is arranged on the third bottom plate, an adjusting seat is arranged on one side of the fourth vertical plate, and a lifting block is arranged on one side of the adjusting seat.

In some embodiments, the adjusting seat is provided with a through hole.

In some embodiments, the mounting bracket is provided with bosses on both sides, and the fixing plate is fixedly arranged on the bosses.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the positioning assembly and the clamping assembly are arranged on the clamp, the flange at the end part of the exhaust pipe can be clamped and fixed through the positioning head in the positioning assembly, the flanges of different types can be fixed through adjusting the angle of the positioning head, the exhaust pipe is fixed into the V-shaped clamping groove in the clamping block through the pressing arm and the clamping block in the clamping assembly, and the pressing arm is used for pressing and fixing the exhaust pipe, so that the fixing effect of the exhaust pipe is further improved, the exhaust pipe can be kept stable all the time when being welded on the welding clamp, and the welding effect of the exhaust pipe is improved.

Drawings

FIG. 1 is a schematic view of the whole structure of a welding fixture according to the present utility model;

FIG. 2 is a diagram of a positioning assembly of a welding fixture according to the present utility model;

FIG. 3 is a view showing the structure of a clamping assembly of a welding jig according to the present utility model;

FIG. 4 is a view showing the structure of an auxiliary assembly of a welding jig according to the present utility model;

fig. 5 is a top view of a welding fixture of the present utility model.

In the figure: 1. a mounting bracket; 2. a mounting plate; 3. a positioning assembly; 301. a second base plate; 302. a second vertical plate; 303. a third vertical plate; 304. a rotating seat; 305. a positioning head; 306. a shaft groove; 307. a mounting base; 308. a second cylinder; 4. a clamping assembly; 401. a first base plate; 402. a first vertical plate; 403. an L-shaped plate; 404. a clamping block; 405. a cylinder bracket; 406. a link plate; 407. pressing an arm; 408. a cylinder joint; 409. a first cylinder; 5. an auxiliary component; 501. a third base plate; 502. a fourth vertical plate; 503. an adjusting seat; 504. a lifting block; 505. a through hole; 6. a boss; 7. a fixing plate; 8. and an exhaust pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-5, a welding fixture comprises a mounting bracket 1, wherein a mounting plate 2 is arranged on the mounting bracket 1, a positioning component 3, a clamping component 4 and an auxiliary component 5 are arranged on the mounting plate 2, the positioning component 3 is arranged on one side of the clamping component 4, the auxiliary component 5 is arranged on the other side of the clamping component 4, through the arrangement, the exhaust pipe 8 is fixed by the positioning component 3 and the clamping component 4, the auxiliary fixation is carried out on the exhaust pipe 8 by the auxiliary component price, and the fixing effect of the exhaust pipe 8 during welding is effectively improved.

Further, the clamping assembly 4 includes a first bottom plate 401, a first vertical plate 402 is provided on the first bottom plate 401, an L-shaped plate 403 is connected on the first vertical plate 402, and compared with a planar plate, the bottom of the L-shaped plate 403 presents an L-shape, the resistance of the L-shaped plate in terms of lateral torsion, bending and the like is stronger, better rigidity and bearing capacity are provided, a clamping block 404 is provided on one side of the L-shaped plate 403, an air cylinder bracket 405 is provided on the top end of the L-shaped plate 403, a link plate 406 is provided on the air cylinder bracket 405, a link plate 406 is connected with a pressing arm 407 in a rotating shaft manner, an air cylinder joint 408 is connected at the end of the pressing arm 407, a first air cylinder 409 is provided at the bottom of the air cylinder joint 408, in this embodiment, the model of the first air cylinder 409 is ACQ-80x20, and a V-shaped clamping groove is provided on the clamping block 404.

Through the arrangement, the V-shaped clamping groove clamping exhaust pipe 8 is a common clamping device and is used for fixing the automobile exhaust pipe 8 or other pipeline systems, and the V-shaped clamping groove clamping exhaust pipe 8 has the main advantages of being simple and convenient to install and large in clamping force, is very flexible in installation mode, and can be adjusted and customized according to the specific shape and size of a pipeline. Due to the use of the V-shaped grooves, the press arms 407 can more closely fit the surface of the pipe with greater clamping force, thereby ensuring that the pipe does not loosen or shift.

Specifically, the positioning assembly 3 includes a second bottom plate 301, a second vertical plate 302 is fixedly disposed on the second bottom plate 301, a third vertical plate 303 is disposed on one side of the second vertical plate 302, rotating seats 304 are disposed on two sides of the third vertical plate 303, rotating shafts are disposed at ends of the rotating seats 304, the positioning assembly 3 further includes a positioning head 305, a shaft groove 306 is formed in the positioning head 305, a rotating shaft is slidably disposed in the shaft groove 306, the end portion of the positioning head 305 is connected with an installation seat 307 through the rotating shaft, a second air cylinder 308 is disposed on the installation seat 307, the model of the second air cylinder 308 in this embodiment is SDAS-50x40, and the rotating shaft is driven to move in the shaft groove 306 through the second air cylinder 308, so that the clamping effect of the positioning head 305 is achieved.

In this embodiment, auxiliary assembly 5 includes third bottom plate 501, is provided with fourth riser 502 on the third bottom plate 501, and fourth riser 502 one side is provided with adjusts seat 503, and adjustment seat 503 one side is provided with elevating block 504, has seted up through-hole 505 on adjusting seat 503, through this setting, utilizes elevating block 504 to adjust the height of adjustment seat 503, and then makes the fixed of blast pipe 8 that welding jig can adapt to different shapes, has promoted welding jig's suitability.

Further, the two sides of the mounting bracket 1 are provided with bosses 6, and the bosses 6 are fixedly provided with fixing plates 7.

It should be noted that, when the welding fixture is used, the flange part of the exhaust pipe 8 is fixed in the positioning component 3, then the clamping component is used for clamping and fixing the flange part, the positioning component 3 and the clamping component 4 are arranged on the fixture, the flange at the end part of the exhaust pipe 8 can be clamped and fixed through the positioning head 305 in the positioning component 3, the fixing of flanges of different types can be adapted through adjusting the angle of the positioning head 305, the exhaust pipe 8 is fixed in the V-shaped clamping groove in the clamping block 404 through the pressing arm 407 and the clamping block 404 in the clamping component 4, and the pressing arm 407 is used for pressing and fixing the flange part, so that the fixing effect of the exhaust pipe 8 is further improved, the exhaust pipe 8 can be kept stable all the time when being welded on the welding fixture, the welding effect of the exhaust pipe 8 is improved, and the welding fixture has strong practicability and is easy to popularize.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A welding fixture, comprising: the mounting bracket (1), be provided with mounting panel (2) on mounting bracket (1), be provided with locating component (3), clamping component (4) and auxiliary assembly (5) on mounting panel (2), clamping component (4) one side is provided with locating component (3), clamping component (4) opposite side is provided with auxiliary assembly (5).

2. A welding jig according to claim 1, wherein: the clamping assembly (4) comprises a first bottom plate (401), a first vertical plate (402) is arranged on the first bottom plate (401), an L-shaped plate (403) is connected to the first vertical plate (402), a clamping block (404) is arranged on one side of the L-shaped plate (403), an air cylinder support (405) is arranged at the top end of the L-shaped plate (403), a chain plate (406) is arranged on the air cylinder support (405), and a pressing arm (407) is connected to a rotating shaft of the chain plate (406).

3. A welding jig according to claim 2, wherein: the end part of the pressing arm (407) is connected with a cylinder joint (408), and a first cylinder (409) is arranged at the bottom of the cylinder joint (408).

4. A welding jig according to claim 3, wherein: the clamping block (404) is provided with a V-shaped clamping groove.

5. A welding jig as defined in claim 4, wherein: the positioning assembly (3) comprises a second bottom plate (301), a second vertical plate (302) is fixedly arranged on the second bottom plate (301), a third vertical plate (303) is arranged on one side of the second vertical plate (302), rotating bases (304) are arranged on two sides of the third vertical plate (303), and rotating shafts are arranged at the end parts of the rotating bases (304).

6. A welding jig according to claim 5, wherein: the positioning assembly (3) further comprises a positioning head (305), a shaft groove (306) is formed in the positioning head (305), and a rotating shaft is arranged in the shaft groove (306) in a sliding mode.

7. A welding jig as defined in claim 6, wherein: the end rotating shaft of the positioning head (305) is connected with a mounting seat (307), and a second air cylinder (308) is arranged on the mounting seat (307).

8. A welding jig as defined in claim 7, wherein: the auxiliary assembly (5) comprises a third bottom plate (501), a fourth vertical plate (502) is arranged on the third bottom plate (501), an adjusting seat (503) is arranged on one side of the fourth vertical plate (502), and a lifting block (504) is arranged on one side of the adjusting seat (503).

9. A welding jig according to claim 8, wherein: the adjusting seat (503) is provided with a through hole (505).

10. A welding jig according to claim 9, wherein: the mounting bracket is characterized in that bosses (6) are arranged on two sides of the mounting bracket (1), and fixing plates (7) are fixedly arranged on the bosses (6).