Welding mechanism for inner supporting tube and outer supporting tube in square closed tubular beam

Abstract

The utility model discloses a welding mechanism for an inner supporting tube and an outer supporting tube in a square closed tubular beam, which is used for welding and positioning a first welding hole on the outer side of the square closed tubular beam, a second welding hole on the inner side of the square closed tubular beam and the supporting tubes, and comprises a mounting seat and a welding and positioning component, and the welding and positioning component comprises a first welding component and a second welding component. The first welding assembly and the second welding assembly are arranged on the two sides of the top of the mounting base correspondingly, the first welding assembly is used for positioning and supporting the first welding hole and the supporting pipe, and the second welding assembly is used for positioning and supporting the second welding hole and the supporting pipe. The welding tool is stable in structure, simple and convenient to operate and act, high in overall strength, good in stability and locking state retentivity and capable of improving welding efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of welding mechanisms of two inside and outside support tubes in square closed pipe beam. BACKGROUND

[0002] In prior art, for the occasion of welding two inside and outside support tubes in square closed pipe beam, ordinary welding method is very limited under the condition that square closed pipe beam itself is narrow in space and enclosed around, and welding torch cannot effectively support square tube and support tube to carry out welding, under such condition, it is difficult to produce qualified assembly, and welding efficiency is low. SUMMARY

[0003] The utility model mainly solves the technical problem to provide a kind of welding mechanisms of two inside and outside support tubes in square closed pipe beam, structure is stable, and operation action is simple and convenient, and the overall strength of tooling is big, there is good stability and locking state retention, improve welding efficiency.

[0004] To solve the above technical problem, one technical scheme of the utility model is: provide a kind of welding mechanisms of two inside and outside support tubes in square closed pipe beam, for the welding positioning of first welding hole on the outside of square closed pipe beam and second welding hole on the inside and support tube, including mounting seat and welding positioning assembly, the welding positioning assembly includes first welding assembly and second welding assembly, the first welding assembly and second welding assembly are respectively arranged on the top of mounting seat two sides, the first welding assembly is used to the positioning support of first welding hole and support tube, the second welding assembly is used to the positioning support of second welding hole and support tube.

[0005] In a preferred embodiment of the utility model, the first welding assembly and second welding assembly are the same structure, including tooling plate, rotary pressing air cylinder, pressure rod assembly, welding positioning rod and pneumatic switch.

[0006] In a preferred embodiment of the utility model, the tooling plate is fixed on the top of mounting seat longitudinally, the rotary pressing air cylinder is distributed horizontally and fixed on the top of tooling plate side face, the welding positioning rod is arranged on one side of rotary pressing air cylinder and fixed on tooling plate vertically, the pressure rod assembly is arranged in L type structure and one end is fixed on the driving end of rotary pressing air cylinder vertically, the other end is correspondingly pressed with the end of welding positioning rod, and the pneumatic switch is fixed on tooling plate and correspondingly controls rotary pressing air cylinder.

[0007] In a preferred embodiment of the utility model, the rotary pressing air cylinder, pressure rod assembly, welding positioning rod and pneumatic switch of the first welding assembly and second welding assembly are all provided with multiple groups.

[0008] In a preferred embodiment of the present application, the rotating pressing cylinder, the pressing rod assembly, the welding positioning rod and the pneumatic switch of the first welding assembly and the second welding assembly are all provided with three groups.

[0009] In a preferred embodiment of the present application, the anti-mistake positioning rod is fixed on the tool plate below the welding positioning rod of the first welding assembly and is positioned corresponding to the second welding hole.

[0010] The welding mechanism for the inner and outer two supporting pipes in the square closed pipe beam has the advantages of stable structure, simple and convenient operation, high overall strength of the tool, good stability and locking state retention, and improved welding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0012] Figure 1 is a front view of a preferred embodiment of the welding mechanism for the inner and outer two supporting pipes in the square closed pipe beam of the present application;

[0013] Figure 2 is Figure 1 a right view;

[0014] Figure 3 is Figure 2 a right view of the first welding assembly during welding positioning. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0016] Please refer to Figure 1 In combination with Figures 2-3 The embodiments of the present application include:

[0017] A welding mechanism for the inner and outer two supporting pipes in a square closed pipe beam is used for welding positioning of the first welding hole 2 on the outer side of the square closed pipe beam 1, the second welding hole 3 on the inner side and the supporting pipe 4, and comprises a mounting seat 5 and a welding positioning assembly.

[0018] The welding positioning assembly comprises a first welding assembly 6 and a second welding assembly 7, which are arranged on the two sides of the top of the mounting base 5 respectively, the first welding assembly 6 is used for positioning and supporting the first welding hole 2 and the support pipe 4, and the second welding assembly 7 is used for positioning and supporting the second welding hole 3 and the support pipe 4, so that synchronous welding operation can be realized.

[0019] The first welding assembly 6 and the second welding assembly 7 are the same in structure and comprise a tool plate 8, a rotary pressing cylinder 9, a pressing rod assembly 10, a welding positioning rod 11 and a pneumatic switch 12.

[0020] The tool plate 8 is fixed longitudinally on the top of the mounting base 5 and is used for providing a longitudinal mounting plane.

[0021] The rotary pressing cylinder 9 is distributed transversely and fixed at the top of the side of the tool plate 8 and is used for providing driving force for pressing positioning.

[0022] The welding positioning rod 11 is arranged on one side of the rotary pressing cylinder 9 and fixed vertically on the tool plate 8, when the first welding hole 2 or the second welding hole 3 is positioned with the support pipe 4, the support pipe 4 is firstly put into the first welding hole 2 or the second welding hole 3, then the support pipe 4 and the first welding hole 2 or the second welding hole 3 are hung on the welding positioning rod 11 directly, and self-positioning of the longitudinal welding position of the support pipe 4 and the first welding hole 2 or the second welding hole 3 is realized through gravity.

[0023] The inside end of the welding positioning rod 11 is sleeved with a limiting sleeve 13 and is used for limiting movement of the square closed pipe beam 1 and the support pipe 4.

[0024] The pressing rod assembly 10 is arranged in an L-shaped structure and one end thereof is fixed vertically on the driving end of the rotary pressing cylinder 9, and the other end thereof is correspondingly pressed with the end of the welding positioning rod 11, the rotary pressing cylinder 9 drives the pressing rod assembly 10 to press and position the square closed pipe beam 1 and the support pipe 4, and lateral positioning is realized.

[0025] The pneumatic switch 12 is fixed on the tool plate 8 and correspondingly controls the rotary pressing cylinder 9, so as to facilitate control of workers.

[0026] The rotary pressing cylinder 9, the pressing rod assembly 10, the welding positioning rod 11 and the pneumatic switch 12 of the first welding assembly 6 and the second welding assembly 7 are all provided with multiple groups, in this application, three groups are provided respectively, and welding positioning of three groups of first welding holes 2 and three groups of second welding holes 3 with the support pipe 4 can be realized simultaneously.

[0027] Parallel to the welding positioning rod 11 of any first welding assembly 6, an error-proof positioning rod 14 fixed to the tooling plate 8 is arranged below, which is positioned corresponding to the second welding hole 3, so that the error-proof detection positioning is realized when the first welding hole 2 is welded.

[0028] In conclusion, the welding mechanism of the square closed pipe beam is stable in structure, simple and convenient in operation, high in overall strength of the tooling, good in stability and locking state retention, and high in welding efficiency.

[0029] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion using the utility model specification content, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A welding mechanism of two support pipes in a square closed pipe beam, for welding positioning of a first welding hole on the outside of a square closed pipe beam and a second welding hole on the inside and a support pipe, characterized by, The mounting seat and the welding positioning assembly are included, the welding positioning assembly includes the first welding assembly and the second welding assembly, the first welding assembly and the second welding assembly are arranged on both sides of the top of the mounting seat respectively, the first welding assembly is used for the positioning support of the first welding hole and the support pipe, and the second welding assembly is used for the positioning support of the second welding hole and the support pipe.

2. The welding mechanism of the two inner and outer support tubes in the square closed tube beam according to claim 1, characterized in that, The first welding assembly and the second welding assembly are the same structure, including a tool plate, a rotary pressing air cylinder, a pressing rod assembly, a welding positioning rod and a pneumatic switch.

3. The welding mechanism of the two inner and outer support tubes in the square closed tube beam according to claim 2, characterized in that, The tool plate is fixed longitudinally on the top of the mounting seat, the rotary pressing air cylinder is distributed horizontally and the tail is fixed on the top of the side of the tool plate, the welding positioning rod is arranged on one side of the rotary pressing air cylinder and is fixed vertically on the tool plate, the pressing rod assembly is arranged in an L-shaped structure and one end is fixed vertically on the driving end of the rotary pressing air cylinder, and the other end is pressed with the end of the welding positioning rod, and the pneumatic switch is fixed on the tool plate and controls the rotary pressing air cylinder correspondingly.

4. The welding mechanism of the two inner and outer support tubes in the square closed tube beam according to claim 3, characterized in that, The rotary pressing air cylinder, the pressing rod assembly, the welding positioning rod and the pneumatic switch of the first welding assembly and the second welding assembly are all provided with multiple groups.

5. The welding mechanism of the two inner and outer support tubes in the square closed tube beam according to claim 4, characterized in that, The rotary pressing air cylinder, the pressing rod assembly, the welding positioning rod and the pneumatic switch of the first welding assembly and the second welding assembly are all provided with three groups.

6. The welding mechanism of the two inner and outer support tubes in the square closed tube beam according to claim 5, characterized in that, A mistake-proof positioning rod fixed on the tool plate is arranged in parallel below the welding positioning rod of any first welding assembly, and the mistake-proof positioning rod is positioned correspondingly with the second welding hole.

Images