Front row pipe welding assembly fixing and clamping structure

Abstract

The utility model discloses a front row pipe welding assembly fixing and clamping structure which comprises a base, a middle supporting assembly is arranged on the base, at least one side supporting assembly is arranged on each of the two sides of the middle supporting assembly in a sliding mode, the middle supporting assembly comprises a middle supporting seat, and a first pipeline clamping structure is arranged at the top of the middle supporting seat. The side supporting assembly comprises side supporting bases arranged on the two sides of the middle supporting base in a sliding mode, lifting bases are arranged on the side supporting bases in a lifting adjustment mode, lifting columns are arranged on the lifting bases, lifting fine adjustment structures are arranged between the lifting columns and the lifting bases, and second pipeline clamping structures are arranged at the top ends of the lifting columns. According to the front-row pipe clamping device, the front-row pipe can be stably clamped in the welding process, the height and the position of the front-row pipe in the welding process can be conveniently and flexibly adjusted, two to-be-welded parts of the front-row pipe can be conveniently and flexibly connected in a butt joint mode, and use flexibility and convenience are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of front-row pipe welding, and more specifically, to a fixing and clamping structure of a front-row pipe welding assembly. Background Art

[0002] The car front exhaust pipe is part of the car's exhaust system. It is located in the front of the engine and is responsible for directing the exhaust gas discharged after engine combustion to the middle and tail sections of the exhaust system.

[0003] During the production and processing of the front-row pipe, different pipe sections of the front-row pipe need to be connected by welding. During the welding process of the front-row pipe, the front-row pipe needs to be clamped and fixed to improve the stability during welding.

[0004] However, the existing front-row pipe welding assembly fixing and clamping structure has fixed parts for front-row pipe welding and clamping, which is not convenient for flexible adjustment according to different lengths and heights of the front-row pipes, so the applicable range of front-row pipes is limited. When the front-row pipes have different lengths or heights, different fixing and clamping structures need to be replaced, which is less convenient to use.

[0005] In addition, the existing front-row pipe welding assembly fixing and clamping structure is not convenient for stable and accurate docking between different welding parts of the front-row pipe. This process requires manual assistance, and manual assistance has poor stability and poor safety protection. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In response to the problems existing in the prior art, the utility model provides a front-row pipe welding assembly fixing and clamping structure to solve the technical problems mentioned in the background technology that the front-row pipe welding assembly fixing and clamping structure in the prior art is not convenient for clamping and fixing front pipes of different models, is not convenient for flexibly adjusting the clamping position and height of the front-row pipe, and has poor docking convenience and accuracy.

[0008] (II) Technical solution

[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0010] A front-row pipe welding assembly fixing clamping structure comprises a base, a middle support assembly is arranged on the base, at least one set of side support assemblies are slidably arranged on both sides of the middle support assembly, the middle support assembly comprises a middle support seat, a first pipe clamping structure is arranged on the top of the middle support seat, the side support assembly comprises side support seats slidably arranged on both sides of the middle support seat, a lifting seat is arranged on the side support seat so as to be liftable and adjustable, a lifting column is arranged on the lifting seat, a lifting fine-tuning structure is arranged between the lifting column and the lifting seat, and a second pipe clamping structure is arranged on the top of the lifting column

[0011] The utility model is further configured such that the first pipe clamping structure and the second pipe clamping structure both include a fixed seat, a clamping seat is hinged on the fixed seat, a locking buckle is provided between the fixed seat and the clamping seat, and a clamping structure is provided on the clamping seat, and preliminary clamping of the front pipe structure can be achieved through the cooperation of the fixed seat, the clamping seat and the locking buckle.

[0012] The utility model is further configured such that the clamping structure includes a clamping column threadedly arranged on a clamping seat, a clamping block is arranged at the bottom end of the clamping column, and a clamping knob is arranged at the top end. The clamping and fixing of the pipeline structure of the front row pipe can be further achieved through the configuration of the clamping column, the clamping block and the clamping knob.

[0013] The utility model is further configured such that a slide groove is provided on the base, and a slider is provided on the bottom end of the side support seat. The slider slides in the slide groove, and an adjustment locking structure is provided between the slider and the base. The sliding installation of the side support seat on the base can be realized through the cooperation of the slider and the slide groove.

[0014] The utility model is further configured such that the adjustment locking structure includes an adjustment groove opened outwardly along the slide groove, a locking column is arranged in the adjustment groove, the inner end of the locking column is threadedly matched with the slider, and a locking knob is arranged at the outer end, and the side support seat can be locked and fixed on the base through the cooperation of the adjustment groove, the locking column and the locking knob.

[0015] The utility model is further configured such that a lifting groove is provided on the side support seat, the lifting seat is slidably located in the lifting groove, a first locking piece is threadedly provided on the side support seat, and the inner end of the first locking piece abuts against the side wall of the lifting seat to realize the lifting and lowering adjustment of the lifting seat on the side support seat.

[0016] The utility model is further configured such that the lifting fine-tuning structure includes a fine-tuning knob rotatably mounted on the top of the lifting seat through a bearing, the fine-tuning knob is threadedly connected to the lifting column, and a movable limiting structure is provided between the lifting column and the lifting seat to achieve lifting fine-tuning of the lifting column on the lifting seat.

[0017] The utility model is further configured such that the movable limiting structure includes a limiting groove provided in the lifting seat, and a limiting block is provided at the bottom end of the lifting column in cooperation with the limiting groove. The setting of the limiting block and the limiting groove can improve the lifting stability of the lifting column on the lifting seat.

[0018] The utility model is further configured that a locking plate is arranged at the top end of the lifting seat, a second locking piece is threadedly arranged on the locking plate, and the top end of the second locking piece abuts against the fine-tuning knob.

[0019] (III) Beneficial effects

[0020] Compared with the prior art, the utility model provides a front pipe welding assembly fixing and clamping structure, which has the following beneficial effects:

[0021] 1. The utility model includes a base, on which a middle support assembly is arranged, and at least one set of side support assemblies are slidably arranged on both sides of the middle support assembly, so that the fixed clamping position can be flexibly adjusted according to the welding position of the front row pipe through the side support assemblies that can be slidably adjusted on both sides, thereby improving the stability and flexibility of the clamping and fixing of the front row pipe during welding.

[0022] 2. The middle support assembly of the utility model includes a middle support seat, and a first pipe clamping structure is arranged on the top of the middle support seat, so that the welding main pipe of the front row pipe can be initially fixed on the middle support seat through the first pipe clamping structure, thereby realizing the initial positioning and fixation of the front row pipe during welding.

[0023] 3. The side support assembly of the utility model includes side support seats slidably arranged on both sides of the middle support seat, a lifting seat is arranged on the side support seat and can be adjusted to rise and fall, a lifting column is arranged on the lifting seat, a lifting fine-tuning structure is arranged between the lifting column and the lifting seat, and a second pipe clamping structure is arranged on the top of the lifting column;

[0024] The front pipe section to be welded is fixed on the second pipe clamping structure through the second pipe clamping structure, and is butted with the front pipe main pipe on the first pipe clamping structure to improve the stability of the front pipe during welding;

[0025] During this process, the lifting and lowering of the lifting seat on the side support seat can be controlled to achieve preliminary lifting and lowering adjustment of the front pipe on the second pipe clamping structure, so that the front pipe is aligned with the corresponding front pipe main pipe.

[0026] 4. At the same time, the utility model facilitates fine-tuning of the installation height of the lifting column on the lifting seat through the setting of the lifting fine-tuning structure, thereby realizing fine-tuning of the pipeline structure, thereby achieving better docking between the front-row pipes and improving the accuracy of welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of a fixing and clamping structure of a front-row pipe welding assembly in the utility model;

[0028] Figure 2 It is a schematic diagram of the overall structure decomposition of the utility model;

[0029] Figure 3 This is a schematic diagram of the overall structure of the middle support assembly of the utility model;

[0030] Figure 4 This is a schematic diagram of the overall structure of the side support assembly in the utility model;

[0031] Figure 5 It is a schematic cross-sectional view of the overall structure of the side support assembly in the utility model.

[0032] In the figure: 1. base; 2. middle support assembly; 3. side support assembly; 4. middle support seat; 5. first pipe clamping structure; 6. side support seat; 7. lifting seat; 8. lifting column; 9. lifting fine-tuning structure; 10. second pipe clamping structure; 11. fixed seat; 12. clamping seat; 13. lock; 14. clamping column; 15. clamping block; 16. clamping knob; 17. slide groove; 18. slider; 19. adjustment groove; 20. locking column; 21. locking knob; 22. lifting groove; 23. first locking piece; 24. fine-tuning knob; 25. limit groove; 26. limit block; 27. locking plate; 28. second locking piece. DETAILED DESCRIPTION

[0033] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0034] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0035] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0036] See also Figure 1-5A front-row pipe welding assembly fixing and clamping structure comprises a base 1, a middle support assembly 2 is arranged on the base 1, and at least one set of side support assemblies 3 are slidably arranged on both sides of the middle support assembly 2, so that the side support assemblies 3 that can be slidably adjusted on both sides can flexibly adjust the fixed clamping position according to the welding position of the front-row pipe, thereby improving the stability and flexibility of the clamping and fixing of the front-row pipe during welding;

[0037] The middle support assembly 2 of the utility model includes a middle support seat 4, and a first pipe clamping structure 5 is arranged on the top of the middle support seat 4, so that the welding main pipe of the front row pipe can be initially fixed on the middle support seat 4 through the first pipe clamping structure 5, so as to realize the initial positioning and fixing of the front row pipe during welding;

[0038] The side support assembly 3 of the utility model includes a side support seat 6 slidably arranged on both sides of the middle support seat 4, a lifting seat 7 is arranged on the side support seat 6 and can be raised and lowered, a lifting column 8 is arranged on the lifting seat 7, a lifting fine-tuning structure 9 is arranged between the lifting column 8 and the lifting seat 7, and a second pipe clamping structure 10 is arranged on the top of the lifting column 8;

[0039] The front pipe section to be welded is fixed on the second pipe clamping structure 10 through the second pipe clamping structure 10, and is butted with the front pipe main pipe on the first pipe clamping structure 5, so as to improve the stability of the front pipe during welding;

[0040] In this process, the lifting seat 7 can be controlled to lift up and down on the side support seat 6 to achieve preliminary lifting and lowering adjustment of the front pipe on the second pipe clamping structure 10, so that the front pipe is aligned with the corresponding front pipe main pipe;

[0041] At the same time, the setting of the lifting fine-tuning structure 9 facilitates fine-tuning of the installation height of the lifting column 8 on the lifting seat 7 later, thereby achieving fine-tuning of the pipeline structure, thereby achieving better docking between the front-row pipes and improving the accuracy during welding.

[0042] See also Figure 1-Figure 5 As an implementation of the first pipe clamping structure 5 and the second pipe clamping structure 10: the first pipe clamping structure 5 and the second pipe clamping structure 10 both include a fixing seat 11, a pressing seat 12 is hinged on the fixing seat 11, a lock 13 is provided between the fixing seat 11 and the pressing seat 12, and a pressing structure is provided on the pressing seat 12;

[0043] The clamping structure includes a clamping column 14 threadedly arranged on the clamping seat 12 , a clamping block 15 is arranged at the bottom end of the clamping column 14 , and a clamping knob 16 is arranged at the top end.

[0044] When clamping and fixing the front-row pipe, place the corresponding front-row pipe on the corresponding fixing seat 11, and rotate the clamping seat 12 so that the clamping seat 12 and the fixing seat 11 fit together and are locked and fixed by the lock buckle 13. Afterwards, rotate the clamping knob 16, and the clamping column 14 can be controlled by the clamping knob 16 to drive the clamping block 15 to descend, so that the corresponding front-row pipe is clamped and fixed on the corresponding fixing seat 11, thereby realizing the clamping and fixing of the front-row pipe during welding.

[0045] See also Figure 1-Figure 5 As an implementation method of the side support seat 6: a slide groove 17 is opened on the base 1, and a slider 18 is arranged on the bottom end of the side support seat 6. The slider 18 slides in the slide groove 17, and an adjustment locking structure is arranged between the slider 18 and the base 1; wherein the adjustment locking structure includes an adjustment groove 19 opened outward along the slide groove 17, a locking column 20 is arranged in the adjustment groove 19, the inner end of the locking column 20 is threadedly matched with the slider 18, and a locking knob 21 is arranged at the outer end.

[0046] Specifically, the side support seat 6 can be slidably installed on the base 1 through the cooperation of the slide groove 17 and the slider 18. After the side support seat 6 is adjusted to a suitable position through the cooperation of the slide groove 17 and the slider 18, the locking knob 21 is tightened. The locking knob 21 can be used to control the locking column 20 to move inward on the slider 18, thereby realizing the locking and fixation of the slider 18 in the slide groove 17, and then realizing the locking and fixation of the side support column on the base 1, thereby realizing the support and fixation of the front row pipes during welding, and flexible docking of different pipe parts of the two groups of front row pipes.

[0047] See also Figure 1-Figure 5 As an implementation method of the lifting seat 7: a lifting groove 22 is opened on the side support seat 6, and the lifting seat 7 is slidably located in the lifting groove 22. A first locking member 23 is threadedly provided on the side support seat 6, and the inner end of the first locking member 23 is against the side wall of the lifting seat 7.

[0048] Specifically, the lifting seat 7 is controlled to rise and fall in the lifting slot 22, thereby realizing the lifting and lowering adjustment of the second pipe clamping structure 10. After adjusting to a suitable height, the first locking member 23 is tightened to realize the locking and fixation of the lifting seat 7 on the side support seat 6, thereby realizing the support and fixation of the front row pipe during welding.

[0049] See also Figure 1-Figure 5 As an implementation of the lifting fine-tuning structure 9: the lifting fine-tuning structure 9 includes a fine-tuning knob 24 rotatably mounted on the top of the lifting seat 7 through a bearing, the fine-tuning knob 24 is threadedly connected to the lifting column 8, and a moving limit structure is provided between the lifting column 8 and the lifting seat 7;

[0050] The movable limiting structure includes a limiting groove 25 provided in the lifting seat 7 , and a limiting block 26 is provided at the bottom end of the lifting column 8 to cooperate with the limiting groove 25 .

[0051] Specifically, by turning the fine-tuning knob 24, the lifting and lowering of the lifting column 8 in the limit groove 25 can be controlled through the threaded cooperation relationship between the fine-tuning knob 24 and the lifting column 8. During this process, the cooperation between the limit block 26 and the limit groove 25 can limit the lifting column 8 to follow the rotation of the fine-tuning knob 24, thereby ensuring the lifting and lowering adjustment of the lifting column 8. The second pipe clamping structure 10 can be slightly adjusted in height through the adjustment of the fine-tuning knob 24, thereby better realizing the fitting and docking between the front-row pipes, thereby improving the welding accuracy and flexibility of use.

[0052] See also Figure 1-Figure 5 As an implementation of the fine-tuning knob: a locking plate 27 is provided at the top of the lifting seat 7, and a second locking member 28 is threadedly provided on the locking plate 27. The top of the second locking member 28 abuts against the fine-tuning knob 24. After the lifting column 8 is adjusted to a suitable position, the second locking member 28 is tightened, and the fine-tuning knob 24 is locked and fixed by the second locking member 28, thereby improving the supporting stability of the lifting column 8.

[0053] In summary, when the overall equipment is in use:

[0054] Place the front pipe main tube on the middle support seat 4 and place it on the corresponding fixing seat 11, then rotate the clamping seat to achieve locking and fixing between the clamping seat and the fixing seat 11 through the lock buckle 13;

[0055] Afterwards, the pressing knob 16 is turned, and the pressing column 14 can be controlled by the pressing knob 16 to drive the pressing block 15 to descend, thereby pressing and fixing the corresponding front pipe on the corresponding fixing seat 11;

[0056] Afterwards, the front pipe section to be welded is fixed above the corresponding side support seat 6 in the above manner;

[0057] The side support seat 6 is controlled to move to a suitable position on the base 1 through the cooperation of the slider 18 and the slide groove 17, and the lifting seat 7 is controlled to be lifted and lowered on the side support seat 6 so that the pipes to be welded can fit each other;

[0058] Afterwards, the first locking member 23 is screwed to lock and fix the lifting seat 7 on the side support seat 6, thereby supporting and fixing the front row pipe during welding;

[0059] The locking knob 21 is tightened, and the locking column 20 can be controlled to move inward on the slider 18 through the locking knob 21, so as to realize the locking and fixing of the slider 18 in the slide groove 17, and then realize the locking and fixing of the side support column on the base 1, so as to realize the support and fixing of the front row pipe during welding, and flexibly connect the different pipe parts of the two groups of front row pipes;

[0060] Thus, the two parts of the front pipe can be welded stably;

[0061] During this process, the fine-tuning knob 24 can be rotated, and the lifting and lowering of the lifting column 8 in the limit groove 25 can be controlled by the threaded cooperation relationship between the fine-tuning knob 24 and the lifting column 8. During this process, the cooperation between the limit block 26 and the limit groove 25 can limit the lifting column 8 to follow the rotation of the fine-tuning knob 24, thereby ensuring the lifting and lowering adjustment of the lifting column 8. The second pipe clamping structure 10 can be slightly adjusted in height by adjusting the fine-tuning knob 24, thereby better realizing the fitting and docking between the front-row pipes, thereby improving the welding accuracy and flexibility of use.

[0062] In all the schemes mentioned above, the connection between two parts can be selected according to the actual situation by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which will not be described one by one here. In the above, all fixed connections are preferably considered to be welding. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents;

[0063] In all the schemes mentioned above, those involving the operation of electrical components are controlled by the controller unless otherwise clearly described. Since the devices matched with the controller are commonly used devices, their control principles and line connections are all existing well-known and mature technologies, and their electrical connection relationships and specific circuit structures will not be elaborated here.

Claims

1. A front pipe welding assembly fixing and clamping structure, comprising a base (1), characterized in that: The base (1) is provided with a middle support assembly (2), at least one group of side support assemblies (3) are slidably provided on both sides of the middle support assembly (2), the middle support assembly (2) comprises a middle support seat (4), a first pipe clamping structure (5) is provided on the top of the middle support seat (4), the side support assembly (3) comprises side support seats (6) slidably provided on both sides of the middle support seat (4), a lifting seat (7) is provided on the side support seat (6) and can be raised and lowered, a lifting column (8) is provided on the lifting seat (7), a lifting fine-tuning structure (9) is provided between the lifting column (8) and the lifting seat (7), and a second pipe clamping structure (10) is provided on the top of the lifting column (8).

2. The front-row pipe welding assembly fixing and clamping structure according to claim 1 is characterized in that: The first pipe clamping structure (5) and the second pipe clamping structure (10) both comprise a fixing seat (11), a pressing seat (12) being hingedly connected to the fixing seat (11), a locking buckle (13) being arranged between the fixing seat (11) and the pressing seat (12), and a pressing structure being arranged on the pressing seat (12).

3. The front-row pipe welding assembly fixing and clamping structure according to claim 2 is characterized by: The clamping structure comprises a clamping column (14) threadedly arranged on a clamping seat (12), a clamping block (15) being arranged at the bottom end of the clamping column (14) and a clamping knob (16) being arranged at the top end.

4. The front-row pipe welding assembly fixing and clamping structure according to claim 1 is characterized by: The base (1) is provided with a slide groove (17), and the bottom end of the side support seat (6) is matched with a slider (18). The slider (18) slides in the slide groove (17) and an adjustment locking structure is provided between the slider and the base (1).

5. The front-row pipe welding assembly fixing and clamping structure according to claim 4 is characterized in that: The adjusting and locking structure comprises an adjusting groove (19) opened outwardly along the slide groove (17), a locking column (20) is arranged in the adjusting groove (19), the inner end of the locking column (20) is threadedly matched with the slide block (18), and the outer end is provided with a locking knob (21).

6. A front-row pipe welding assembly fixing and clamping structure according to any one of claims 1 to 5, characterized in that: The side support seat (6) is provided with a lifting groove (22), the lifting seat (7) is slidably located in the lifting groove (22), and the side support seat (6) is threadedly provided with a first locking member (23), and the inner end of the first locking member (23) is against the side wall of the lifting seat (7).

7. The front-row pipe welding assembly fixing and clamping structure according to claim 6 is characterized by: The lifting fine-tuning structure (9) comprises a fine-tuning knob (24) rotatably mounted on the top of the lifting seat (7) via a bearing, the fine-tuning knob (24) is threadedly connected to the lifting column (8), and a movable limiting structure is provided between the lifting column (8) and the lifting seat (7).

8. The front-row pipe welding assembly fixing and clamping structure according to claim 7 is characterized in that: The movable limiting structure comprises a limiting groove (25) provided in the lifting seat (7), and a limiting block (26) is provided at the bottom end of the lifting column (8) in coordination with the limiting groove (25).

9. The front-row pipe welding assembly fixing and clamping structure according to claim 8 is characterized in that: A locking plate (27) is arranged at the top end of the lifting seat (7), a second locking member (28) is threadedly arranged on the locking plate (27), and the top end of the second locking member (28) abuts against the fine-tuning knob (24).

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