Gauge structure for automobile longitudinal and transverse beam weldments

Abstract

The utility model relates to the technical field of automobile manufacturing, in particular to a testing fixture structure for automobile longitudinal and transverse beam weldments, which comprises a welding testing fixture structure body, the welding testing fixture structure body comprises a vehicle longitudinal and transverse beam, and the vehicle longitudinal and transverse beam comprises a first turn-over surface, a second turn-over surface, a third turn-over surface and a fourth turn-over surface. The welding gauge structure body further comprises a working platform, the first turning face is provided with a first positioning and clamping assembly in a matched mode, the second turning face, the third turning face and the fourth turning face are each provided with a plurality of turning face pressing assemblies in a matched mode, and a plurality of sets of V-shaped supporting blocks are arranged below the first turning face, the second turning face, the third turning face and the fourth turning face. According to the structure, through the reasonable design of the positioning and clamping assembly and the turn-over face pressing assembly, accurate positioning and stable clamping of all the turn-over faces of the longitudinal and transverse beams are achieved, and the welding quality and the production efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile manufacturing, especially relates to a gauge structure for automobile longitudinal and transverse beam welding parts. BACKGROUND

[0002] In the automobile manufacturing industry, longitudinal and transverse beams are important components of vehicle structures, and their welding quality and precision directly affect the safety and stability of the vehicle. Therefore, during the welding process of longitudinal and transverse beams, special gauges are needed to ensure that the size, shape, and position accuracy of the welded parts meet the design requirements.

[0003] Traditional automobile longitudinal and transverse beam welding gauges may have the following problems:

[0004] Inaccurate positioning: Traditional gauges may not accurately position each side of the longitudinal and transverse beam, leading to deviations during the welding process and affecting the welding quality.

[0005] Insufficient clamping force: During the welding process, the longitudinal and transverse beam may be subjected to various forces. If the clamping force of the gauge is insufficient, it may cause the longitudinal and transverse beam to move or deform, thereby affecting the welding effect.

[0006] Poor adaptability: Different models of automobile longitudinal and transverse beams may have different sizes and shapes. Traditional gauges may not be able to adapt to different models of longitudinal and transverse beams, resulting in the need to design separate gauges for each model, increasing costs and complexity.

[0007] Inconvenient operation: Traditional gauges may have complex structures and cumbersome operations, requiring operators to have high skills and experience to use correctly. INVENTION CONTENTS

[0008] To solve the problems existing in the prior art, the utility model provides a gauge structure for automobile longitudinal and transverse beam welding parts, which realizes accurate positioning and stable clamping of each side of the longitudinal and transverse beam through reasonable design of the positioning and clamping assembly and the side pressing assembly, and improves the welding quality and production efficiency.

[0009] To achieve the above purpose, the utility model provides a gauge structure for automobile longitudinal and transverse beam welding parts, which includes a welding gauge structure body, the welding gauge structure body includes a vehicle longitudinal and transverse beam, the vehicle longitudinal and transverse beam includes a first side, a second side, a third side, and a fourth side, the welding gauge structure body further includes a work platform, the first side is provided with a first positioning and clamping assembly, the second side, the third side, and the fourth side are respectively provided with a plurality of side pressing assemblies, the lower side of the first side, the second side, the third side, and the fourth side is provided with a plurality of V-shaped supporting blocks, and the third side and the fourth side are provided with a first auxiliary pressing assembly and a second auxiliary pressing assembly.

[0010] As a further improvement of the utility model, in order to better adapt to the shape of longitudinal and transverse beams, provide stable support and positioning, realize the multi-point positioning of longitudinal and transverse beams, improve the accuracy and stability of positioning, the first positioning clamping assembly includes several groups of first positioning lifting columns arranged on the work platform, the top of the first positioning lifting column is arranged in an inclined structure, the first positioning lifting column is matched with first positioning column, second positioning column, third positioning column and fourth positioning column.

[0011] As a further improvement of the utility model, in order to facilitate manual operation of the clamping and release of positioning block, improve the convenience of operation, better adapt to the shape of longitudinal and transverse beams, provide stable clamping force, the top of the first positioning column is provided with a handle fixing seat, the upper end of the handle fixing seat is provided with a first connecting rib, and a driving handle is also arranged on the handle fixing seat, the first connecting rib is matched with a first connecting shaft, and the first connecting shaft is drivingly connected with the handle fixing seat, the two sides of the driving handle are provided with a second connecting shaft, and the driving handle is rotatably arranged on the two sides of the handle fixing seat through the second connecting shaft, the end of the first connecting rib is provided with a positioning block below, the end of the positioning block is provided in a U-shaped structure, the inner side of the driving handle is provided with a first driving connecting rib, and the inner side of the driving handle is connected with the first connecting rib through the first driving connecting rib.

[0012] As a further improvement of the utility model, in order to make the positioning more conform to the shape of longitudinal and transverse beams, improve the accuracy of positioning, enhance the stability of the second positioning mounting block, and ensure the reliability of positioning effect, the top of the second positioning column is arranged in an inclined manner, the top of the second positioning column is provided with a second positioning mounting block, second positioning shafts are penetratingly arranged on the two sides of the second positioning mounting block, the other end of the second positioning shaft protrudes from the second positioning mounting block, and a positioning fixing block is arranged between the second positioning shaft and the second positioning mounting block.

[0013] As a further improvement of the utility model, in order to further enhance the positioning stability of longitudinal and transverse beams, make the positioning more accurate and reliable, and ensure the stability during welding, the top of the third positioning column is provided with a third positioning mounting block, third positioning shafts are penetratingly arranged on the two sides of the third positioning mounting block, the top of the fourth positioning column is provided with a fourth positioning mounting block, and a fourth limiting shaft is arranged in the fourth positioning mounting block.

[0014] As a further improvement of the utility model, in order to conveniently manually operate the clamping and release of the turning over, improve the convenience of operation, make the turning over pressure assembly more stable and reliable control the clamping force of the turning over, ensure the reliability of the clamping effect, the turning over pressure assembly includes the turning over support column arranged on the work platform, the top of the turning over support column is provided with the turning over fixed seat, the upper and lower ends of the turning over fixed seat are respectively provided with the turning over connecting rib and the turning over connecting shaft, the turning over connecting rib is provided with the turning over rotating shaft in cooperation, and the turning over connecting rib is rotatably fixed at the upper end of the turning over fixed seat through the turning over rotating shaft;The turning over connecting shaft is connected with the turning over handle, the turning over handle is rotatably arranged on the both sides of the turning over fixed seat through the turning over connecting shaft, the inside of the turning over handle is provided with the second drive connecting rib, and the inside of the turning over handle is connected with the turning over connecting rib through the second drive connecting rib;The end of the turning over connecting rib is provided with the turning over pressure block

[0015] As a further improvement of the utility model, in order to provide additional clamping force for the longitudinal and transverse beams, enhance the stability during the welding process, and at the same time make the first auxiliary pressure assembly adapt to longitudinal and transverse beams of different shapes, improve the versatility of the gauge, the first auxiliary pressure assembly includes a first auxiliary support column, a first auxiliary mounting block is arranged at the top of the first auxiliary support column, a first auxiliary connecting rib is arranged through the first auxiliary mounting block, and the first auxiliary connecting rib and the first auxiliary mounting block are adjustably arranged, and a first auxiliary pressing plate is connected below the end of the first auxiliary mounting block.

[0016] As a further improvement of the utility model, in order to provide additional clamping force for the longitudinal and transverse beams, further enhance the stability during the welding process, make the second auxiliary pressure assembly more stable and reliable, and at the same time make the clamping more conform to the shape of the longitudinal and transverse beams, improve the reliability and applicability of the clamping effect, the second auxiliary pressure assembly includes a second auxiliary support column, a second auxiliary connecting rib is arranged above the second auxiliary support column, a second auxiliary mounting block is arranged at the end of the second auxiliary connecting rib, a second auxiliary connecting shaft is arranged through the second auxiliary mounting block, and a U-shaped auxiliary pressing plate is arranged in cooperation at the end of the second auxiliary connecting shaft.

[0017] During the operation of the utility model, the welding gauge structure body is placed in a suitable working environment, and the work platform is ensured to be stable and fixed. Whether all the positioning and clamping assemblies, the turning over pressure assembly, the V-shaped supporting block and the auxiliary pressure assembly are intact and in the initial state is checked. The vehicle longitudinal and transverse beams are placed on the work platform, the position of the V-shaped supporting block is adjusted according to the shape and size of the longitudinal and transverse beams, so that the longitudinal and transverse beams can be stably supported on the V-shaped supporting block.

[0018] The positioning effect of the second positioning column is that the second positioning column is arranged on the V-shaped supporting block, and the second positioning column is provided with the second positioning hole, so that the longitudinal and transverse beams can be stably supported on the V-shaped supporting block.

[0019] The top of the second positioning column is designed as an inclined structure, forming a beveled contact with the first flip surface of the longitudinal cross beam. The top of the second positioning column is installed with a second positioning mounting block, with second positioning shafts inserted on both sides. These positioning shafts protrude from the positioning mounting block and are used to cooperate with the corresponding holes or grooves on the longitudinal cross beam, achieving precise positioning. A positioning fixing block is provided between the second positioning shaft and the positioning mounting block to ensure the stability of the positioning shaft and prevent it from shifting during welding.

[0020] The cooperative action of the third and fourth positioning columns:

[0021] The top of the third positioning column is provided with a third positioning mounting block, with third positioning shafts inserted on both sides. These positioning shafts cooperate with the corresponding positions on the longitudinal cross beam, further reinforcing the positioning of the longitudinal cross beam; the top of the fourth positioning column is provided with a fourth positioning mounting block, with a fourth limiting shaft installed in the middle. The fourth limiting shaft cooperates with a specific part of the longitudinal cross beam to provide additional limiting and fixing effects.

[0022] The third and fourth positioning columns work cooperatively with the second positioning column to form a stable three-dimensional positioning system. They respectively position the longitudinal cross beam from different directions and angles to ensure its stability and accuracy during welding.

[0023] Install the flip support column at the designated position of the workbench to ensure its stability and perpendicularity. Install the flip fixing seat at the top of the flip support column and adjust its position and direction to align with the flip to be compressed.

[0024] Rotate and fix the flip connecting rib on the upper end of the flip fixing seat through the flip connecting shaft to ensure that the flip connecting rib can rotate freely and be fixed firmly. Rotate the flip handle on both sides of the flip fixing seat through the flip connecting shaft to ensure that the handle can rotate easily and operate smoothly. Adjust the position and length of the second drive connecting rib to ensure that it can correctly connect the flip handle and the flip connecting rib, ensuring that enough torque can be transmitted during operation.

[0025] When the flip needs to be compressed, the operator holds the flip handle and rotates it. When rotating the flip handle, the second drive connecting rib will rotate the flip connecting rib, which in turn moves the flip pressing block on the flip fixing seat towards the flip. Continue to rotate the flip handle until the compression part is firmly pressed on the flip, ensuring that the flip does not move or shake during welding.

[0026] Workflow of the first auxiliary compression assembly:

[0027] First, according to the specific location and shape of the workpiece, the length or position of the first auxiliary connecting rib is adjusted to ensure that the first auxiliary pressing plate can accurately align the part that needs to be pressed. Then, the first auxiliary pressing plate is lowered onto the workpiece, and the first auxiliary pressing plate is tightly attached to the surface of the workpiece by appropriate force. During the welding or detection process, the first auxiliary pressing assembly remains in a pressed state to ensure that the workpiece does not move or deform.

[0028] Second auxiliary pressing assembly workflow:

[0029] Similar to the first auxiliary pressing assembly, first, according to the specific location and shape of the workpiece, the position of the second auxiliary connecting rib and the second auxiliary mounting block is adjusted to ensure that the U-shaped auxiliary pressing plate can accurately align the part that needs to be pressed.

[0030] Then, the U-shaped auxiliary pressing plate is lowered onto the workpiece, and the position and angle of the second auxiliary pressing plate are fine-tuned by rotating or moving the second auxiliary connecting shaft to ensure that it is tightly attached to the surface of the workpiece. During the welding or detection process, the second auxiliary pressing assembly also remains in a pressed state to ensure the stability and accuracy of the workpiece.

[0031] The beneficial effects of the utility model lie in:

[0032] Precise positioning and clamping:

[0033] Through the design of the first positioning and clamping assembly, including a plurality of first positioning lifting columns and cooperatively arranged first, second, third and fourth positioning columns, precise positioning and clamping of the first side of the vehicle longitudinal beam can be achieved. This design ensures the stability of the longitudinal beam during welding or detection, improving the machining precision.

[0034] Multi-surface pressing capability:

[0035] The second, third and fourth sides are respectively cooperatively arranged with a plurality of side pressing assemblies. These assemblies, through side support columns, side fixing seats, side connecting ribs and side pressing blocks, can effectively press the multiple sides of the longitudinal beam. This multi-surface pressing capability enhances the applicability and flexibility of the gauge, adapting to longitudinal beams of different shapes and sizes.

[0036] Auxiliary pressing enhances stability:

[0037] The third and fourth sides are also cooperatively arranged with first and second auxiliary pressing assemblies. These auxiliary pressing assemblies, through auxiliary support columns, auxiliary mounting blocks, auxiliary connecting ribs and auxiliary pressing plates, provide additional pressing force, further enhancing the stability of the longitudinal beam during welding or detection.

[0038] Adjustability and adaptability:

[0039] The adjustable structure is designed for multiple components in the gauge structure, such as the positioning column in the first positioning and clamping component, the turning connecting rib in the turning and pressing component, and the auxiliary connecting rib in the auxiliary pressing component, etc. This adjustability enables the gauge to adapt to longitudinal and transverse beams of different sizes and shapes, improving the versatility and flexibility of the gauge.

[0040] Convenient operation:

[0041] The design of the driving handle and the turning handle in the gauge structure enables the operator to easily position and clamp the longitudinal and transverse beams. This convenient operation improves work efficiency and reduces operation difficulty. BRIEF DESCRIPTION OF DRAWINGS

[0042] For the convenience of those skilled in the art, the present application will be further described below in conjunction with the drawings:

[0043] Figure 1 The structure diagram of the vehicle longitudinal and transverse beams.

[0044] Figure 2 The top view structure diagram of the present application.

[0045] Figure 3 The structure diagram of the first positioning and clamping component.

[0046] Figure 4 The side view structure diagram of the first positioning and clamping component.

[0047] Figure 5 The structure diagram of the turning and pressing component.

[0048] Figure 6 The structure diagram of the first auxiliary pressing component.

[0049] Figure 7 The structure diagram of the second auxiliary pressing component.

[0050] Among them, 1. Vehicle longitudinal and transverse beams, 101 first flip-up, 102 second flip-up, 103 third flip-up, 104 fourth flip-up, 2. Working platform, 3. First positioning and clamping assembly, 301 first positioning and lifting column, 302 first positioning column, 303 second positioning column, 304 third positioning column, 305 fourth positioning column, 306 handle fixing seat, 307 first connecting rib, 308 drive handle, 309 first connecting shaft, 310 second connecting shaft, 311 positioning pressure block, 312 first drive connecting rib, 4. Flip-up clamping assembly, 401 flip-up support column, 402 flip-up fixing seat, 403 flip-up connecting rib, 404 flip-up connecting shaft, 405 flip-up rotation shaft, 406 flip-up handle, 407 second drive connecting rib, 408 flip-up pressure block, 5. V-shaped support block, 6 First auxiliary clamping assembly, 601 First auxiliary support column, 602 First auxiliary mounting block, 603 First auxiliary connecting rib, 604 First auxiliary pressure plate, 7 Second auxiliary clamping assembly, 701 Second auxiliary support column, 702 Second auxiliary connecting rib, 703 Second auxiliary mounting block, 704 Second auxiliary connecting shaft, 705 U-shaped auxiliary pressure plate, 8 Second positioning mounting block, 9 Second positioning shaft, 10 Positioning fixing block, 11 Third positioning mounting block, 12 Third positioning shaft, 13 Fourth positioning mounting block, 14 Fourth limiting shaft. Detailed Implementation

[0051] To enable those skilled in the art to better understand the technical solutions in this application, the following description is provided in conjunction with the appendix. Figures 1-7 The present invention will be further described below. The following embodiments are only used to illustrate the technical solution of the present invention more clearly, and should not be used to limit the protection scope of the present invention.

[0052] like Figures 1-7 The diagram shows a welding fixture structure for automotive longitudinal and transverse beam welded components, comprising a welding fixture structure body. The welding fixture structure body includes a vehicle longitudinal and transverse beam 1, which includes a first flip-up surface 101, a second flip-up surface 102, a third flip-up surface 103, and a fourth flip-up surface 104. The welding fixture structure body also includes a working platform 2. The first flip-up surface 101 is equipped with a first positioning and clamping assembly 3. The second flip-up surface 102, the third flip-up surface 103, and the fourth flip-up surface 104 are each equipped with a plurality of flip-up pressing assemblies 4. A plurality of sets of V-shaped support blocks 5 are provided below the first flip-up surface 101, the second flip-up surface 102, the third flip-up surface 103, and the fourth flip-up surface 104 are equipped with a first auxiliary pressing assembly 6 and a second auxiliary pressing assembly 7.

[0053] The first positioning and clamping assembly 3 comprises a plurality of first positioning and lifting columns 301 arranged on the working platform 2, the top of the first positioning and lifting column 301 is arranged in an inclined structure, and the first positioning and lifting column 301 is matched with a first positioning column 302, a second positioning column 303, a third positioning column 304 and a fourth positioning column 305.

[0054] The top of the first positioning column 302 is provided with a handle fixing seat 306, the upper end of the handle fixing seat 306 is provided with a first connecting rib 307, the handle fixing seat 306 is further provided with a driving handle 308, the first connecting rib 307 is matched with a first connecting shaft 309, the first connecting shaft 309 is drivingly connected with the handle fixing seat 306, the two sides of the driving handle 308 are provided with a second connecting shaft 310, the driving handle 308 is rotatably arranged on the two sides of the handle fixing seat 306 through the second connecting shaft 310, the end of the first connecting rib 307 is provided below with a positioning pressing block 311, the end of the positioning pressing block 311 is arranged in a U-shaped structure, the inner side of the driving handle 308 is provided with a first driving connecting rib 312, and the inner side of the driving handle 308 is connected with the first connecting rib 307 through the first driving connecting rib 312.

[0055] The top of the second positioning column 303 is arranged in an inclined manner, the top inclined surface of the second positioning column 303 is provided with a second positioning and mounting block 8, the two sides of the second positioning and mounting block 8 are provided with a second positioning shaft 9 penetratingly arranged, the other end of the second positioning shaft 9 protrudes from the second positioning and mounting block 8, and a positioning and fixing block 10 is arranged between the second positioning shaft 9 and the second positioning and mounting block 8.

[0056] The top of the third positioning column 304 is provided with a third positioning and mounting block 11, the two sides of the third positioning and mounting block 11 are provided with a third positioning shaft 12 penetratingly arranged, the top of the fourth positioning column 305 is provided with a fourth positioning and mounting block 13, and the middle of the fourth positioning and mounting block 13 is provided with a fourth limiting shaft 14.

[0057] The turning and pressing assembly 4 comprises a turning support column 401 arranged on the working platform 2, the top of the turning support column 401 is provided with a turning fixing seat 402, the upper and lower ends of the turning fixing seat 402 are respectively provided with a turning connecting rib 403 and a turning connecting shaft 404, the turning connecting rib 403 is arranged in cooperation with a turning rotating shaft 405, and the turning connecting rib 403 is rotatably fixed at the upper end of the turning fixing seat 402 through the turning rotating shaft 405; the turning connecting shaft 404 is connected with a turning handle 406, the turning handle 406 is rotatably arranged at the two sides of the turning fixing seat 402 through the turning connecting shaft 404, the inside of the turning handle 406 is provided with a second driving connecting rib 407, the inside of the turning handle 406 is connected with the turning connecting rib 403 through the second driving connecting rib 407, and the end of the turning connecting rib 403 is inserted with a turning pressing block 408.

[0058] The first auxiliary pressing assembly 6 comprises a first auxiliary support column 601, the top of the first auxiliary support column 601 is provided with a first auxiliary mounting block 602, the first auxiliary mounting block 602 is inserted with a first auxiliary connecting rib 603, and the first auxiliary connecting rib 603 and the first auxiliary mounting block 602 are adjustably arranged, and the end of the first auxiliary mounting block 602 is connected with a first auxiliary pressing plate 604 below.

[0059] The second auxiliary pressing assembly 7 comprises a second auxiliary support column 701, the upper side of the second auxiliary support column 701 is provided with a second auxiliary connecting rib 702, the end of the second auxiliary connecting rib 702 is provided with a second auxiliary mounting block 703, the second auxiliary mounting block 703 is inserted with a second auxiliary connecting shaft 704, and the end of the second auxiliary connecting shaft 704 is arranged in cooperation with a U-shaped auxiliary pressing plate 705.

[0060] During the working of the welding gauge structure body, the welding gauge structure body is placed in a suitable working environment, and the working platform 2 is ensured to be stable and fixed. Whether all the positioning and clamping assemblies, the turning and pressing assembly 4, the V-shaped supporting block 5 and the auxiliary pressing assembly are intact and in the initial state is checked. The vehicle longitudinal and transverse beam 1 is placed on the working platform 2, the position of the V-shaped supporting block 5 is adjusted according to the shape and size of the longitudinal and transverse beam, and the longitudinal and transverse beam is ensured to be stably supported on the V-shaped supporting block 5.

[0061] The positioning effect of the second positioning column 303 is as follows:

[0062] The top of the second positioning column 303 is designed as an inclined structure, forming an inclined surface contact with the first flip surface 101 of the longitudinal beam. The top of the second positioning column 303 is installed with a second positioning mounting block 8, and the two sides are inserted with second positioning shafts 9. These positioning shafts protrude from the positioning mounting block and are used to cooperate with the corresponding holes or grooves on the longitudinal beam to achieve precise positioning. A positioning fixing block 10 is provided between the second positioning shaft 9 and the positioning mounting block to ensure the stability of the positioning shaft and prevent it from shifting during welding.

[0063] The cooperative action of the third positioning column 304 and the fourth positioning column 305:

[0064] The top of the third positioning column 304 is provided with a third positioning mounting block 11, and the two sides are inserted with third positioning shafts 12. These positioning shafts cooperate with the corresponding positions on the longitudinal beam to further reinforce the positioning of the longitudinal beam; the top of the fourth positioning column 305 is provided with a fourth positioning mounting block 13, and a fourth limiting shaft 14 is installed in the middle. The fourth limiting shaft 14 cooperates with a specific part on the longitudinal beam to provide additional limiting and fixing effect.

[0065] The third positioning column 304 and the fourth positioning column 305 work cooperatively with the second positioning column 303 to form a stable three-dimensional positioning system. They respectively position the longitudinal beam from different directions and angles to ensure its stability and accuracy during welding.

[0066] Install the flip support column 401 at the designated position of the workbench 2 to ensure its stability and verticality. Install the flip fixing seat 402 on the top of the flip support column 401 and adjust its position and direction to align with the flip to be compressed.

[0067] Rotate and fix the flip connecting rib 403 on the upper end of the flip fixing seat 402 through the flip connecting shaft 404 to ensure that the flip connecting rib 403 can rotate freely and be fixed firmly. Rotate the flip handle 406 on both sides of the flip fixing seat 402 through the flip connecting shaft 404 to ensure that the handle can rotate easily and operate smoothly. Adjust the position and length of the second drive connecting rib 407 to ensure that it can correctly connect the flip handle 406 and the flip connecting rib 403, and ensure that enough torque can be transmitted during operation.

[0068] When the flip needs to be compressed, the operator holds the flip handle 406 and rotates it. When rotating the flip handle 406, the second drive connecting rib 407 will drive the flip connecting rib 403 to rotate, and then the flip pressing block 408 on the flip fixing seat 402 will move towards the flip. Continue to rotate the flip handle 406 until the compression part is firmly pressed on the flip to ensure that the flip will not move or shake during welding.

[0069] Workflow of the first auxiliary compression assembly 6:

[0070] First, according to the specific location and shape of the workpiece, the length or position of the first auxiliary connecting rib 603 is adjusted to ensure that the first auxiliary pressing plate 604 can accurately align the part that needs to be pressed. Then, the first auxiliary pressing plate 604 is lowered onto the workpiece, and the first auxiliary pressing plate 604 is tightly fitted to the surface of the workpiece by appropriate force. During the welding or detection process, the first auxiliary pressing assembly 6 remains in a pressed state to ensure that the workpiece does not move or deform.

[0071] The working process of the second auxiliary pressing assembly 7 is as follows:

[0072] Similar to the first auxiliary pressing assembly 6, first, according to the specific location and shape of the workpiece, the position of the second auxiliary connecting rib 702 and the second auxiliary mounting block 703 is adjusted to ensure that the U-shaped auxiliary pressing plate 705 can accurately align the part that needs to be pressed.

[0073] Then, the U-shaped auxiliary pressing plate 705 is lowered onto the workpiece, and the position and angle of the second auxiliary pressing plate are fine-tuned by rotating or moving the second auxiliary connecting shaft 704 to ensure that it is tightly fitted to the surface of the workpiece. During the welding or detection process, the second auxiliary pressing assembly 7 also remains in a pressed state to ensure the stability and accuracy of the workpiece.

[0074] The utility model is not limited to the above-mentioned embodiment, on the basis of the technical scheme disclosed in the utility model, the technical personnel in the art can make some substitutions and deformations to some technical features in the disclosed technical content without creative labor, and these substitutions and deformations are within the protection scope of the utility model.

Claims

1. A gauge structure for a vehicle cross-car beam weldment, comprising a weld gauge structure body, characterized by, The welding gauge structure body includes a vehicle longitudinal beam (1), the vehicle longitudinal beam (1) includes a first turning surface (101), a second turning surface (102), a third turning surface (103) and a fourth turning surface (104), the welding gauge structure body further includes a work platform (2), the first turning surface (101) is provided with a first positioning and clamping assembly (3), the second turning surface (102), the third turning surface (103) and the fourth turning surface (104) are provided with a plurality of turning surface pressing assemblies (4) respectively, a plurality of groups of V-shaped supporting blocks (5) are arranged below the first turning surface (101), the second turning surface (102), the third turning surface (103) and the fourth turning surface (104), and the third turning surface (103) and the fourth turning surface (104) are provided with a first auxiliary pressing assembly (6) and a second auxiliary pressing assembly (7).

2. The gauge structure for a vehicle cross member according to claim 1, wherein The first positioning and clamping assembly (3) includes a plurality of groups of first positioning and lifting columns (301) arranged on the work platform (2), the top of the first positioning and lifting column (301) is arranged in an inclined structure, and the first positioning and lifting column (301) is provided with a first positioning column (302), a second positioning column (303), a third positioning column (304) and a fourth positioning column (305).

3. The gage structure for a vehicle cross member according to claim 2, wherein The top of the first positioning column (302) is provided with a handle fixing seat (306), the upper end of the handle fixing seat (306) is provided with a first connecting rib (307), a driving handle (308) is further arranged on the handle fixing seat (306), the first connecting rib (307) is provided with a first connecting shaft (309) in a matched mode, the first connecting shaft (309) is drivingly connected with the handle fixing seat (306), the two sides of the driving handle (308) are provided with a second connecting shaft (310), the driving handle (308) is rotatably arranged on the two sides of the handle fixing seat (306) through the second connecting shaft (310), the end of the first connecting rib (307) is provided with a positioning pressing block (311) below, the end of the positioning pressing block (311) is arranged in a U-shaped structure, the inner side of the driving handle (308) is provided with a first driving connecting rib (312), and the inner side of the driving handle (308) is connected with the first connecting rib (307) through the first driving connecting rib (312).

4. The gage structure for a vehicle cross member according to claim 2, wherein The top of the second positioning column (303) is arranged in an inclined mode, the top inclined surface of the second positioning column (303) is provided with a second positioning mounting block (8), the two sides of the second positioning mounting block (8) are provided with a second positioning shaft (9) penetratingly arranged, the other end of the second positioning shaft (9) protrudes the second positioning mounting block (8), and a positioning fixing block (10) is arranged between the second positioning shaft (9) and the second positioning mounting block (8).

5. The gage structure for a vehicle cross member according to claim 2, wherein The top of the third positioning column (304) is provided with a third positioning mounting block (11), both sides of the third positioning mounting block (11) are provided with a third positioning shaft (12), the top of the fourth positioning column (305) is provided with a fourth positioning mounting block (13), the middle of the fourth positioning mounting block (13) is provided with a fourth limiting shaft (14).

6. The gage structure for a vehicle cross member according to claim 1, wherein The surface turning and pressing assembly (4) comprises a surface turning support column (401) arranged on the working platform (2), the top of the surface turning support column (401) is provided with a surface turning fixing seat (402), the upper and lower ends of the surface turning fixing seat (402) are respectively provided with a surface turning connecting rib (403) and a surface turning connecting shaft (404), the surface turning connecting rib (403) is provided with a surface turning rotating shaft (405) in a matched mode, and the surface turning connecting rib (403) is rotatably fixed at the upper end of the surface turning fixing seat (402) through the surface turning rotating shaft (405); the surface turning connecting shaft (404) is connected with a surface turning handle (406), the surface turning handle (406) is rotatably arranged at both sides of the surface turning fixing seat (402) through the surface turning connecting shaft (404), the inside of the surface turning handle (406) is provided with a second driving connecting rib (407), the inside of the surface turning handle (406) is connected with the surface turning connecting rib (403) through the second driving connecting rib (407), and the tail end of the surface turning connecting rib (403) is provided with a surface turning pressing block (408).

7. The gage structure for a vehicle cross member according to claim 1, wherein The first auxiliary pressing assembly (6) comprises a first auxiliary support column (601), the top of the first auxiliary support column (601) is provided with a first auxiliary mounting block (602), the first auxiliary mounting block (602) is provided with a first auxiliary connecting rib (603), and the first auxiliary connecting rib (603) and the first auxiliary mounting block (602) are arranged in an adjustable mode; the tail end of the first auxiliary mounting block (602) is connected with a first auxiliary pressing plate (604) below.

8. The gage structure for a vehicle cross member according to claim 1, wherein The second auxiliary pressing assembly (7) comprises a second auxiliary support column (701), the top of the second auxiliary support column (701) is provided with a second auxiliary connecting rib (702), the tail end of the second auxiliary connecting rib (702) is provided with a second auxiliary mounting block (703), the second auxiliary mounting block (703) is provided with a second auxiliary connecting shaft (704), and the tail end of the second auxiliary connecting shaft (704) is provided with a U-shaped auxiliary pressing plate (705).

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