Special-shaped pipe frame welding tool

Abstract

The utility model provides a special-shaped pipe frame welding tool which comprises a tool table, a first limiting assembly is arranged on the tool table, the first limiting assembly comprises a first X-direction base plate, a first top clamp and a first special-shaped block connected with the first top clamp, the first top clamp is used for driving the first special-shaped block to move towards or away from the first X-direction base plate, and the first X-direction base plate is provided with a second X-direction base plate. The special-shaped pipe on one side of the special-shaped pipe frame is clamped or released; a first limiting assembly is also arranged on the side, opposite to the first limiting assembly, of the tool table, or a second limiting assembly is arranged on the side, opposite to the first limiting assembly, of the tool table, and the second limiting assembly comprises a second top clamp and a second special-shaped block; and the second jacking clamp is movably arranged so as to jack the special-shaped pipe on the other side of the special-shaped pipe frame on the second special-shaped block. The special-shaped pipe fixing device can be suitable for most frames provided with two opposite special-shaped pipes across the air, the universality is high, and the improvement cost for adapting to the special-shaped pipes of different shapes is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of welding positioning tooling, more exactly to a special-shaped pipe frame welding tooling. BACKGROUND

[0002] When the frame provided with special-shaped pipes needs to be welded, the frame as a whole needs to be fixed to ensure accurate and stable positioning of the frame, and the welding tooling commonly applicable to square pipes or round pipes may not accurately position the special-shaped pipes due to the special structure of the special-shaped pipes, resulting in reduced welding precision. When the conventional welding tooling is used, the two opposite special-shaped pipes of the frame may be constrained after welding, causing the frame as a whole to be constrained on the welding tooling and unable to be smoothly removed. Therefore, if the special-shaped pipe frame is provided with two opposite special-shaped pipes, not only does it need to customize the welding tooling according to the appearance shape of the special-shaped pipes, but also it needs to consider how to smoothly remove the special-shaped pipe frame from the welding tooling after welding. SUMMARY

[0003] The utility model wants to solve the technical problem of providing a special-shaped pipe frame welding tooling that can be applied to most frames provided with two opposite special-shaped pipes, has strong versatility, and has low modification cost for different shapes of special-shaped pipes.

[0004] The technical solution of the utility model is to provide a special-shaped pipe frame welding tooling, which comprises a tooling table, a first limiting assembly is arranged on the tooling table, the first limiting assembly comprises a first X-direction base plate, a first top clamp, and a first special-shaped block connected with the first top clamp, the first top clamp is used to drive the first special-shaped block to move towards or away from the first X-direction base plate, so as to clamp or release one side special-shaped pipe of the special-shaped pipe frame; a first limiting assembly is also arranged on the side of the tooling table opposite to the first limiting assembly, or a second limiting assembly is arranged on the side of the tooling table opposite to the first limiting assembly, the second limiting assembly comprises a second top clamp and a second special-shaped block, and the second top clamp is movably arranged to tightly clamp the other side special-shaped pipe of the special-shaped pipe frame on the second special-shaped block.

[0005] Compared with the prior art, the special-shaped pipe frame welding tool has the following advantages: for the frame provided with two special-shaped pipes spaced apart from each other, if two groups of opposite first limiting assemblies are arranged on the tooling table, each first special-shaped block can face the same side first X-direction base plate to move clamping the corresponding special-shaped pipe, so that the welding precision is guaranteed, and after welding is completed, each first special-shaped block can move away from the same side first X-direction base plate to loosen the corresponding special-shaped pipe, that is, the two special-shaped pipes are no longer constrained by the special-shaped blocks on the corresponding side, so that the special-shaped pipe frame can be smoothly taken out upward without other constraints; if the first limiting assembly and the second limiting assembly are arranged opposite to each other on the tooling table, the first special-shaped block can face the first X-direction base plate to move clamping one side special-shaped pipe, and the second top clamp tightly clamps the other side special-shaped pipe on the second special-shaped block, so that the welding precision is guaranteed, and after welding is completed, the first special-shaped block moves away from the first X-direction base plate to loosen one side special-shaped pipe, that is, one side special-shaped pipe is no longer constrained by the first special-shaped block, and the second top clamp loosens the other side special-shaped pipe, at this time, the special-shaped pipe frame as a whole can move to the direction of the second limiting assembly, so that the other side special-shaped pipe is away from the second special-shaped block and is no longer constrained by the second special-shaped block, so that the special-shaped pipe frame can be smoothly taken out upward without other constraints.

[0006] The special-shaped pipe frame welding tool can be applied to most frames provided with two special-shaped pipes spaced apart from each other, and has high universality, if the structure of the special-shaped pipe is changed, only the new special-shaped block needs to be customized to replace the original one, so that the cost of modification of different special-shaped pipes is low.

[0007] Preferably, the first limiting assembly further comprises a first Z-direction base, a first sliding groove is arranged on the first Z-direction base, the first X-direction base plate is arranged at one end of the first sliding groove, the first special-shaped block and the first top clamp are arranged above and below the first Z-direction base respectively, a sliding block is arranged at the lower end of the first special-shaped block, the sliding block is connected with the first top clamp through the first sliding groove, and the first top clamp drives the sliding block to slide back and forth along the first sliding groove, so that the first special-shaped block moves towards or away from the first X-direction base plate. By adopting this structure, the first top clamp can conveniently drive the first special-shaped block to move towards or away from the first X-direction base plate, and the first top clamp will not contact and interfere with the special-shaped pipe.

[0008] Preferably, the first limiting assembly further comprises a first Y-direction limiting shaft, the first Y-direction limiting shaft is used for being connected with the front end of one side special-shaped pipe of the special-shaped pipe frame, so as to limit the position of the front end of one side special-shaped pipe of the special-shaped pipe frame in the Y-direction; or the second limiting assembly further comprises a second Y-direction limiting shaft, the second Y-direction limiting shaft is used for being connected with the front end of the other side special-shaped pipe of the special-shaped pipe frame, so as to limit the position of the front end of the other side special-shaped pipe of the special-shaped pipe frame in the Y-direction. By adopting this structure, the first Y-direction limiting shaft is connected with the front end of any one side special-shaped pipe to avoid displacement of the corresponding special-shaped pipe forward, which is beneficial to accurate positioning of the special-shaped pipe frame and improvement of welding precision.

[0009] Preferably, the first pressing clamp and the second pressing clamp are arranged to press the transverse pipe from top to bottom, and the second pressing clamp and the first pressing clamp are arranged above the left part and the right part of the transverse pipe respectively. The first pressing clamp and the second pressing clamp are arranged to constrain the transverse pipe in the direction perpendicular to the tooling table, which is beneficial to accurately position the profiled pipe frame and improve the welding accuracy.

[0010] Preferably, the first pressing clamp and the second pressing clamp are arranged to press the transverse pipe from top to bottom, and the second pressing clamp and the first pressing clamp are arranged above the left part and the right part of the transverse pipe respectively. The first pressing clamp and the second pressing clamp are arranged to constrain the transverse pipe in the direction perpendicular to the tooling table, which is beneficial to accurately position the profiled pipe frame and improve the welding accuracy.

[0011] Preferably, the first Y-direction base plate and the second Y-direction base plate are arranged to constrain the transverse pipe in the Y-direction, which is beneficial to accurately position the profiled pipe frame and improve the welding accuracy.

[0012] Preferably, the third pressing clamp and the sixth pressing clamp are arranged to press the transverse pipe from back to front, and the third pressing clamp and the sixth pressing clamp are arranged outside the left part and the right part of the transverse pipe respectively. The third pressing clamp and the sixth pressing clamp are arranged to constrain the transverse pipe in the direction perpendicular to the tooling table, which is beneficial to accurately position the profiled pipe frame and improve the welding accuracy.

[0013] Preferably, the fourth pressing clamp and the seventh pressing clamp are arranged to press the transverse pipe from back to front, and the fourth pressing clamp and the seventh pressing clamp are arranged outside the left part and the right part of the transverse pipe respectively. The fourth pressing clamp and the seventh pressing clamp are arranged between the third pressing clamp and the sixth pressing clamp. The third pressing clamp, the fourth pressing clamp, the seventh pressing clamp, and the sixth pressing clamp are arranged to constrain the transverse pipe in the direction perpendicular to the tooling table, which is beneficial to accurately position the profiled pipe frame and improve the welding accuracy.

[0014] Preferably, one side wall of the first special-shaped block is provided with a first special-shaped surface, which is opposite to and shape-matched with one side special-shaped tube of the special-shaped tube frame; one side wall of the second special-shaped block is provided with a second special-shaped surface, which is opposite to and shape-matched with another side special-shaped tube of the special-shaped tube frame. With the structure, the first special-shaped block can be completely matched with one side special-shaped tube, the second special-shaped block can be completely matched with another side special-shaped tube, and when clamped, the special-shaped tubes on both sides can not be displaced or shaken, which is beneficial to accurately positioning the special-shaped tube frame, improving the overall stability of the frame and improving the welding precision. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 Figure 1 is a structure schematic view of positioning a H-shaped special-shaped tube frame for the embodiment 1 of the special-shaped tube frame welding tool of the utility model.

[0016] Figure 2 Figure 2 is a structure schematic view of positioning a quadrilateral special-shaped tube frame for the embodiment 2 of the special-shaped tube frame welding tool of the utility model.

[0017] Figure 3 Figure 3 is a structure schematic view of the first limiting assembly in the embodiment 2 of the special-shaped tube frame welding tool of the utility model.

[0018] Figure 4 Figure 4 is a structure schematic view of the second limiting assembly in the embodiment 2 of the special-shaped tube frame welding tool of the utility model.

[0019] Figure 5 Figure 5 is a structure schematic view of the third limiting assembly in the embodiment 2 of the special-shaped tube frame welding tool of the utility model.

[0020] Figure 6 Figure 6 is a structure schematic view of the fourth limiting assembly in the embodiment 2 of the special-shaped tube frame welding tool of the utility model.

[0021] Figure 7 Figure 7 is a structure schematic view of positioning a H-shaped special-shaped tube frame for the embodiment 3 of the special-shaped tube frame welding tool of the utility model. Figure 2

[0022] ​As shown in the figure: 1, tooling table, 2, first limiting assembly, 2-1, first support, 2-2, first Z direction base, 2-3, first Y direction base plate, 2-4, X direction limiting pin, 2-5, first pressing clamp, 2-6, first Y direction limiting shaft, 2-7, first X direction base plate, 2-8, first top clamp, 2-9, first special-shaped block, 2-10, first sliding groove, 3, second limiting assembly, 3-1, second support, 3-2, second Z direction base, 3-3, second Y direction base plate, 3-4, second pressing clamp, 3-5, second Y direction limiting shaft, 3-6, second top clamp, 3-7, second special-shaped block, 4, third limiting assembly, 4-1, third support, 4-2, third Z direction base, 4-3, third top clamp, 4-4, fourth top clamp, 4-5, fifth top clamp, 4-6, third special-shaped block, 5, fourth limiting assembly, 5-1, fourth support, 5-2, fourth Z direction base, 5-3, sixth top clamp, 5-4, seventh top clamp, 5-5, eighth top clamp, 5-6, second X direction base plate, 5-7, fourth special-shaped block, 5-8, second sliding groove, 6, special-shaped pipe, 7, square tube, 7-1, X direction positioning hole. DETAILED DESCRIPTION

[0023] For a better understanding of the present application, various aspects of the present application will be described in more detail below with reference to the accompanying drawings. It is to be noted that these details are merely exemplary embodiments of the present application and are not intended to limit the scope of the present application in any way. Throughout the specification, like reference numerals refer to like elements.

[0024] In the drawings, the thickness, size and shape of the objects have been slightly exaggerated for ease of illustration. The drawings are merely exemplary and are not strictly drawn to scale.

[0025] It should also be understood that the words "comprise", "have", "include", "contain", when used in this specification, indicate the presence of the stated features, integers, steps, operations, elements, and / or components but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof. In addition, when expressions such as "at least one of" appear after a list of one or more items, it modifies the particular item in the list and not the entire list.

[0026] In the present utility model, the X direction, Y direction and Z direction are the directions pointed by the coordinate axes shown in Figure 1 and Figure 2 , wherein the Z direction refers to the direction perpendicular to the tooling table 1, the Y direction refers to the front-to-back direction of the special-shaped pipe frame, and the X direction refers to the left-to-right direction of the special-shaped pipe frame. Example 1

[0027] As shown in Figure 1The utility model discloses a special-shaped pipe frame positioning one H special-shaped pipe frame, the H special-shaped pipe frame includes left side special-shaped pipe, right side special-shaped pipe and the transverse pipe spare of being transversely between left and right two sides special-shaped pipe.

[0028] The utility model discloses a special-shaped pipe frame welding frock includes frock table 1, be provided with first limit subassembly 2 on frock table 1, first limit subassembly 2 includes first Z direction base station 2 - 2, first X direction base plate 2 - 7, first top tongs 2 - 8 and first special -shaped block 2 - 9, be provided with first sliding slot 2 - 10 on first Z direction base station 2 - 2, and first X direction base plate 2 - 7 stands in one end of first sliding slot 2 - 10, and first special -shaped block 2 - 9 and first top tongs 2 - 8 are located above and below first Z direction base station 2 - 2 respectively, and the lower end of first special -shaped block 2 - 9 is provided with sliding block, the sliding block passes through first sliding slot 2 - 10 and is connected with first top tongs 2 - 8, and first top tongs 2 - 8 drives the sliding block to slide back and forth along first sliding slot 2 - 10, to make first special -shaped block 2 - 9 face or move away from first X direction base plate 2 - 7, to clamp or release Figure 1 The right side wall of first special -shaped block 2 - 9 is provided with first special -shaped surface, and the first special -shaped surface is opposite with the right side special-shaped pipe and is matched with shape, and when clamping, can guarantee that the right side special-shaped pipe does not wobble or shift.

[0029] The left side of first limit subassembly 2 is provided with second limit subassembly 3, and the second limit subassembly 3 includes second Z direction base station 3 - 2, second top tongs 3 - 6 and second special -shaped block 3 - 7 provided on the second Z direction base station 3 - 2, and the second top tongs 3 - 6 can be moved, and the left side special-shaped pipe of H special-shaped pipe frame can be clamped on second special -shaped block 3 - 7 or relaxed. Figure 1 The left side wall of second special -shaped block 3 - 7 is provided with second special -shaped surface, and the second special -shaped surface is opposite with the left side special-shaped pipe and is matched with shape, and when clamping, can guarantee that the right side special-shaped pipe does not wobble or shift.

[0030] In the embodiment, another group of first limit subassembly 2 is also provided on the frock table 1, and the two groups of first limit subassembly 2 are used for clamping the right side special-shaped pipe together and are located at Figure 1 the front side and the back side of the transverse pipe spare of the H special-shaped pipe frame. Another group of second limit subassembly 3 is also provided on the frock table 1, and the two groups of second limit subassembly 3 are used for clamping the left side special-shaped pipe together and are located at the front side and the back side of the transverse pipe spare.

[0031] When the special-shaped tube frame is welded by using the special-shaped tube frame welding tool of the embodiment, the first special-shaped block moves towards the first X-direction base plate to clamp the right special-shaped tube, and the second top clamp 3-6 clamps the left special-shaped tube on the second special-shaped block 3-7, so that the special-shaped tube frame can be fixed stably and the welding precision is ensured; after the welding is completed, the first special-shaped block moves away from the first X-direction base plate to release the right special-shaped tube, so that the right special-shaped tube is no longer constrained by the first special-shaped block, and the second top clamp 3-6 releases the left special-shaped tube, at this time, the special-shaped tube frame as a whole can move to the left, so that the left special-shaped tube moves away from the second special-shaped block 3-7 and is no longer constrained by the second special-shaped block 3-7, at this time, the special-shaped tube frame can be smoothly taken out upwards.

[0032] The special-shaped tube frame welding tool of the embodiment can be applied to most frames provided with two special-shaped tubes opposite to each other, and has strong universality, if the structure of the special-shaped tube is changed, only the new first special-shaped block or the second special-shaped block needs to be customized and replaced according to the special structure of the new special-shaped tube, and the transformation cost is low.

[0033] In other embodiments, only one set of first limiting assemblies 2 and one set of second limiting assemblies 3 can be arranged on the tooling table 1, and the left and right relative positions of the first limiting assemblies 2 and the second limiting assemblies 3 can be changed, which also falls within the protection scope of the utility model.

[0034] In other embodiments, only two sets of first limiting assemblies 2 can be arranged on the tooling table 1, and the two sets of first limiting assemblies 2 are opposite to each other and are respectively used for clamping the left special-shaped tube and the right special-shaped tube. After the welding is completed, the first special-shaped block of each set of first limiting assemblies 2 moves away from the same side of the first X-direction base plate to release the corresponding special-shaped tube, that is, the left special-shaped tube and the right special-shaped tube are no longer constrained by the first special-shaped block on the corresponding side, so that the special-shaped tube frame can be smoothly taken out upwards. Embodiment 2

[0035] As shown in Figure 2 The special-shaped tube frame of the utility model positions a quadrilateral special-shaped tube frame. As shown in Figure 7 The quadrilateral special-shaped tube frame includes a left special-shaped tube, a right special-shaped tube, and front and rear side pipe pieces transversely arranged between the left and right special-shaped tubes; the front side pipe piece is a square tube 7, and two X-direction positioning holes 7-1 are arranged on the front side wall of the square tube 7; the rear side pipe piece is also a special-shaped tube 6 like the left and right special-shaped tubes.

[0036] The utility model discloses a special-shaped pipe frame welding frock includes frock table 1, and frock table 1 is provided with first limit component 2, second limit component 3, third limit component 4 and fourth limit component 5 respectively on the four corners of corresponding special-shaped pipe frame, and the front side pipe fitting and right side special-shaped pipe of special-shaped pipe frame are limited to first limit component 2 simultaneously, the front side pipe fitting and left side special-shaped pipe of special-shaped pipe frame are limited to second limit component 3 simultaneously, the rear side pipe fitting and left side special-shaped pipe of special-shaped pipe frame are limited to third limit component 4 simultaneously, and the rear side pipe fitting and right side special-shaped pipe of special-shaped pipe frame are limited to fourth limit component 5 simultaneously.

[0037] As Figure 3 The first limit component 2 includes first support 2-1, and first support 2-1 is provided with first Z direction base 2-2, and the front part of first Z direction base 2-2 is provided with first pressure clamp 2-5 for clamping the front side pipe fitting of special-shaped pipe frame, and first pressure clamp 2-5 is located above the right part of the front side pipe fitting, and first Z direction base 2-2 is provided with first Y direction base plate 2-3 below first pressure clamp 2-5, and first Y direction base plate 2-3 is located in front of the right part of the front side pipe fitting, for limiting the position of the front side pipe fitting in Y direction, and first Y direction base plate 2-3 is provided with X direction limit pin 2-4, and X direction limit pin 2-4 is used for inserting in one X direction positioning hole 7-1 of the front side pipe fitting, for limiting the position of the front side pipe fitting in X direction.

[0038] The right part of first Z direction base 2-2 is provided with first X direction base plate 2-7, first top clamp 2-8 and first special-shaped block 2-9 for clamping the right side special-shaped pipe of special-shaped pipe frame, the right side structure of first special-shaped block 2-9 is adapted to the right side special-shaped pipe, first Z direction base 2-2 is provided with first sliding slot 2-10, and first special-shaped block 2-9 and first top clamp 2-8 are located above and below first Z direction base 2-2 respectively, the lower end of first special-shaped block 2-9 is provided with sliding block, the sliding block is connected with first top clamp 2-8 by passing through first sliding slot 2-10, first top clamp 2-8 drives the sliding block to slide back and forth along first sliding slot 2-10, so that first special-shaped block 2-9 moves towards or away from first X direction base plate 2-7, thereby clamping or releasing the right side special-shaped pipe.

[0039] The front part of first support 2-1 is also provided with first Y direction limit shaft 2-6, and first Y direction limit shaft 2-6 is used for being connected with the front end of the right side special-shaped pipe, to limit the position of the front end of the right side special-shaped pipe in Y direction.

[0040] As Figure 4As shown, the second limiting component 3 includes a second support 3-1, on which a second Z-axis base 3-2 is disposed. A second clamping clamp 3-4 for clamping the front part of the irregularly shaped tube frame is disposed at the front of the second Z-axis base 3-2, and the second clamping clamp 3-4 is located above the left side of the front part of the tube. A second Y-axis substrate 3-3 is disposed on the second Z-axis base 3-2 below the second clamping clamp 3-4, and the second Y-axis substrate 3-3 is located in front of the left side of the front part of the tube, together with the first Y-axis substrate 2-3, defining the position of the front part of the tube in the Y direction.

[0041] The left side of the second Z-axis base 3-2 is fixedly provided with a second top clamp 3-6 and a second irregular block 3-7 for clamping the left irregular tube of the irregular tube frame. The left side structure of the second irregular block 3-7 is adapted to the left irregular tube. The second top clamp 3-6 is used to press the left irregular tube against the second irregular block 3-7.

[0042] The front part of the second support 3-1 is also provided with a second Y-direction limiting shaft 3-5, which can be connected to the front end of the left-side irregular tube to limit the position of the front end of the left-side irregular tube in the Y direction.

[0043] like Figure 5 As shown, the third limiting component 4 includes a third support 4-1, on which a third Z-axis base 4-2 is provided. At the rear of the third Z-axis base 4-2 are a third clamp 4-3 and a fourth clamp 4-4 for clamping the rear pipe fitting of the irregularly shaped pipe frame. The third clamp 4-3 is located on the left outer side of the rear pipe fitting, and the fourth clamp 4-4 is located on the right side of the third clamp 4-3.

[0044] A fifth clamp 4-5 and a third shaped block 4-6 are fixedly installed on the left side of the third Z-axis base 4-2 for clamping the left-side shaped tube of the shaped tube frame. The left side structure of the third shaped block 4-6 is adapted to the left-side shaped tube. The fifth clamp 4-5 is used to press the left-side shaped tube firmly against the third shaped block 4-6. The second clamp 3-6 and the second shaped block 3-7 are located on the left and right sides of the front part of the left-side shaped tube, respectively. The fifth clamp 4-5 and the third shaped block 4-6 are located on the left and right sides of the rear part of the left-side shaped tube, respectively.

[0045] like Figure 6 As shown, the fourth limiting component 5 includes a fourth support 5-1, on which a fourth Z-axis base 5-2 is provided. At the rear of the fourth Z-axis base 5-2 are a sixth clamp 5-3 and a seventh clamp 5-4 for clamping the rear pipe fitting of the irregularly shaped pipe frame. The sixth clamp 5-3 is located on the outer right side of the rear pipe fitting, and the seventh clamp 5-4 is located to the left of the sixth clamp 5-3.

[0046] The fourth Z-direction base 5-2 is provided with an eighth top clamp 5-5 for clamping the right profiled pipe of the profiled pipe frame, a second X-direction base plate 5-6, and a fourth profiled block 5-7, the right side structure of the fourth profiled block 5-7 is matched with the right profiled pipe, the fourth Z-direction base 5-2 is provided with a second sliding groove 5-8, the fourth profiled block 5-7 and the eighth top clamp 5-5 are respectively located above and below the fourth Z-direction base 5-2, the lower end of the fourth profiled block 5-7 is provided with a sliding block, the sliding block is connected with the eighth top clamp 5-5 through the second sliding groove 5-8, the eighth top clamp 5-5 drives the sliding block to slide back and forth along the second sliding groove 5-8, so that the fourth profiled block 5-7 moves towards or away from the second X-direction base plate 5-6, thereby clamping or releasing the right profiled pipe, the first profiled block 2-9 and the first X-direction base plate 2-7 are respectively located on the left and right sides of the front part of the right profiled pipe, and the fourth profiled block 5-7 and the second X-direction base plate 5-6 are respectively located on the left and right sides of the rear part of the right profiled pipe.

[0047] In other embodiments, the second profiled block 3-7 and the third profiled block 4-6 for clamping the left profiled pipe can also be movable, like the first profiled block 2-9 and the fourth profiled block 5-7 for clamping the right profiled pipe. Embodiment 3

[0048] The profiled pipe frame welding tool of the embodiment is different from that of embodiment 2 in that the first profiled block 2-9 is slidingly arranged on the first Z-direction base 2-2, the first top clamp 2-8 is located on the rear side of the first profiled block 2-9 and connected with the rear side wall of the first profiled block 2-9, for pushing the first profiled block 2-9 to slide on the first Z-direction base 2-2 towards or away from the first X-direction base plate 2-7, and the first Z-direction base 2-2 is no longer provided with the first sliding groove 2-10.

[0049] Similarly, the fourth profiled block 5-7 is slidingly arranged on the fourth Z-direction base 5-2, the eighth top clamp 5-5 is located on the rear side of the fourth profiled block 5-7 and connected with the rear side wall of the fourth profiled block 5-7, for pushing the fourth profiled block 5-7 to slide on the fourth Z-direction base 5-2 towards or away from the second X-direction base plate 5-6, and the fourth Z-direction base 5-2 is no longer provided with the second sliding groove 5-8.

[0050] The above are only specific embodiments of the present application, and are not intended to limit the scope of the present application; if the present application is modified or replaced without departing from the spirit and scope of the present application, all should be covered within the protection scope of the present application.

Claims

1. A profiled tube frame welding tool comprising a tool table (1), characterized in that, The tooling table (1) is provided with a first limiting assembly (2), the first limiting assembly (2) comprises a first X-direction base plate (2-7), a first top clamp (2-8) and a first special-shaped block (2-9) connected with the first top clamp (2-8), the first top clamp (2-8) is used to drive the first special-shaped block (2-9) to move towards or away from the first X-direction base plate (2-7) to clamp or release the special-shaped tube on one side of the special-shaped tube frame. The side of the tooling table (1) opposite to the first limiting assembly (2) is also provided with a first limiting assembly (2), or the side of the tooling table (1) opposite to the first limiting assembly (2) is provided with a second limiting assembly (3), the second limiting assembly (3) comprises a second top clamp (3-6) and a second special-shaped block (3-7), the second top clamp (3-6) is movably arranged to tightly press the other side special-shaped tube of the special-shaped tube frame on the second special-shaped block (3-7).

2. The contoured tube frame welding fixture of claim 1, wherein, The first limiting assembly (2) further comprises a first Z-direction base (2-2), the first Z-direction base (2-2) is provided with a first sliding groove (2-10), the first X-direction base plate (2-7) is vertically arranged at one end of the first sliding groove (2-10), the first special-shaped block (2-9) and the first top clamp (2-8) are respectively arranged above and below the first Z-direction base (2-2), the lower end of the first special-shaped block (2-9) is provided with a sliding block, the sliding block passes through the first sliding groove (2-10) and is connected with the first top clamp (2-8), the first top clamp (2-8) drives the sliding block to slide back and forth along the first sliding groove (2-10) to make the first special-shaped block (2-9) move towards or away from the first X-direction base plate (2-7).

3. The contoured tube frame welding fixture of claim 1, wherein, The first limiting assembly (2) further comprises a first Y-direction limiting shaft (2-6), the first Y-direction limiting shaft (2-6) is used to be connected with the front end of the special-shaped tube on one side of the special-shaped tube frame to limit the position of the front end of the special-shaped tube on one side of the special-shaped tube frame in Y-direction; or the second limiting assembly (3) further comprises a second Y-direction limiting shaft (3-5), the second Y-direction limiting shaft (3-5) is used to be connected with the front end of the special-shaped tube on the other side of the special-shaped tube frame to limit the position of the front end of the special-shaped tube on the other side of the special-shaped tube frame in Y-direction.

4. The contoured tube frame welding fixture of claim 1, wherein, Further comprising a first pressing clamp (2-5) and a second pressing clamp (3-4), the first pressing clamp (2-5) and the second pressing clamp (3-4) are used to press the transverse pipe from top to bottom, the second pressing clamp (3-4) and the first pressing clamp (2-5) are respectively arranged above the left part and the right part of the transverse pipe.

5. The contoured tube frame welding fixture of claim 4, wherein, The lower part of the first pressing clamp (2-5) is provided with a first Y-direction base plate (2-3), the lower part of the second pressing clamp (3-4) is provided with a second Y-direction base plate (3-3), the first Y-direction base plate (2-3) and the second Y-direction base plate (3-3) jointly limit the position of the transverse pipe in Y-direction.

6. The contoured tube frame welding fixture of claim 5, wherein, The first Y-direction substrate (2-3) or the second Y-direction substrate (3-3) is provided with an X-direction limiting pin (2-4) for being inserted on the front end face of the transverse pipe to limit the position of the transverse pipe in the X-direction.

7. The profiled tube frame welding fixture of claim 5, wherein, The third top clamp (4-3) and the sixth top clamp (5-3) are also included, and the third top clamp (4-3) and the sixth top clamp (5-3) are used for pressing the transverse pipe from back to front, and the third top clamp (4-3) and the sixth top clamp (5-3) are respectively located on the left outer side and the right outer side of the transverse pipe.

8. The contoured tube frame welding fixture of claim 7, wherein, The fourth top clamp (4-4) and the seventh top clamp (5-4) are also included, and the fourth top clamp (4-4) and the seventh top clamp (5-4) are used for pressing the transverse pipe from back to front together with the third top clamp (4-3) and the sixth top clamp (5-3), and the fourth top clamp (4-4) and the seventh top clamp (5-4) are respectively located on the left outer side and the right outer side of the transverse pipe, and the fourth top clamp (4-4) and the seventh top clamp (5-4) are located between the third top clamp (4-3) and the sixth top clamp (5-3).

9. The profiled tube frame welding fixture of claim 1, wherein, One side wall of the first special-shaped block (2-9) is provided with a first special-shaped surface, and the first special-shaped surface is opposite to and matched with one side special-shaped pipe of the special-shaped pipe frame; one side wall of the second special-shaped block (3-7) is provided with a second special-shaped surface, and the second special-shaped surface is opposite to and matched with the other side special-shaped pipe of the special-shaped pipe frame.

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