Welding forming system for long rail on newly-built roadbed

Abstract

The utility model discloses a long rail welding forming system on a newly-built roadbed, which comprises a welding device, a long rail, a short rail, support foundations, a dragging device and an auxiliary device, the support foundations are arranged on the newly-built roadbed at intervals, the front and back of the support foundations correspond to each other and are arranged in a straight line, and the long rail and the short rail are movably arranged on the support foundations. The long rail and the short rail are arranged in a front-back corresponding mode, the welding device is fixedly arranged on a newly-built roadbed and erected above the supporting foundation, the butt joint position of the long rail and the short rail is located below the welding device, the dragging device is connected to the rear end of the long rail and pulls the long rail to move backwards, and the auxiliary device is arranged on the long rail and the short rail. According to the utility model, the railway is utilized to construct the foundation, and the production line is directly laid on the foundation, so that the laying construction on the ground is not needed, the construction cost of the production line is greatly reduced, the welding production quality and production efficiency of the steel rails are the same as those of a temporarily built production line, the production requirement is met, and the cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of rail welding, in particular to a long rail welding forming system on a newly built roadbed. Background Art

[0002] The main form of rail welding is flash welding, and the existing welding processes include welding in the base factory and mobile welding on the line. The cost of building a conventional rail welding base production line is relatively high, and the basic conditions in some areas cannot meet the requirements. The construction period of welding seamless lines on the straight laying method of the rails to be welded is relatively long, and the construction quality control is difficult, and there is also the problem of high construction cost. The rail welding production line disclosed in CN114523295A still has the problems of complex structure and high construction cost. The utility model provides a long rail welding forming system on a newly built roadbed to solve the above problems. Utility Model Content

[0003] The utility model provides a long rail welding forming system on a newly built roadbed, which does not require the construction of a rail welding production line, and effectively reduces the construction cost while ensuring the production efficiency and quality of rail welding.

[0004] The technical solution adopted by the utility model to solve the above technical problems is:

[0005] A long rail welding and forming system on a newly built roadbed comprises a welding device, a long rail, a short rail, a supporting foundation, a dragging device and an auxiliary device. The supporting foundation is arranged at intervals on the newly built roadbed, and the supporting foundation is arranged in a straight line with front and rear correspondence. The long rail and the short rail are both movably arranged on the supporting foundation, and the long rail and the short rail are arranged with front and rear correspondence, and the front end of the long rail and the rear end of the short rail are butted against each other. The welding device is fixedly arranged on the newly built roadbed and erected above the supporting foundation, and the butt joint of the long rail and the short rail is located below the welding device. The dragging device is connected to the rear end of the long rail to pull the long rail to move backwards, and the auxiliary device is arranged on the long rail and the short rail.

[0006] Furthermore, the welding device comprises a base, a flash welder and a power supply device, the base is straddled on a newly built roadbed, and the flash welder and the power supply device are arranged in the base.

[0007] Furthermore, the auxiliary device includes an aligner and a grinder, wherein the aligner is arranged on the short rail, and the grinder is movably arranged on the long rail.

[0008] Furthermore, the towing device includes a moving vehicle and a rail clamp, the rail clamp is arranged on the rear end of the long rail, and the moving vehicle is connected to the rail clamp.

[0009] Furthermore, the supporting base includes a supporting seat and a rolling seat, the rolling seat is arranged below the long rail and the short rail, a group of supporting seats is arranged below the base, and the front end of the long rail and the rear end of the short rail are respectively arranged on two supporting seats.

[0010] Furthermore, the base includes a bottom support and a box body, the bottom support is arranged on the newly built roadbed, and the box body is erected on the bottom support.

[0011] The beneficial effects of the utility model are as follows:

[0012] The railway construction foundation is utilized and the production line is laid directly on the foundation. There is no need for ground paving construction, which greatly reduces the cost of production line construction. Moreover, the welding production quality and production efficiency of the rails are the same as those of the temporary production line, which not only meets production needs but also saves costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic top view of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the front view of the welding device structure of the utility model.

[0015] Figure numerals: 1. welding device; 11. base; 12. flash welder; 2. long rail; 3. short rail; 4. supporting base; 5. dragging device; 6. auxiliary device. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings of the specification to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0018] like Figure 1As shown, a long rail welding and forming system on a newly built roadbed comprises a welding device 1, a long rail 2, a short rail 3, a supporting base 4, a dragging device 5 and an auxiliary device 6. The supporting base 4 is arranged at intervals on the newly built roadbed, and serves as a support and moving device for the long rail 2 and the short rail 3. The supporting base 4 is arranged in a straight line in front and back correspondence, and is arranged in a single line, so that the alignment, welding, grinding and movement of the rails are realized from front to back. The long rail 2 and the short rail 3 are both movably arranged on the supporting base 4, and the long rail 2 and the short rail 3 are arranged on the supporting base 4 in front and back correspondence, and the front end of the long rail 2 and the rear end of the short rail 3 are butt-jointed with each other. The welding device 1 is fixedly arranged on the newly built roadbed and erected above the supporting base 4. The butt joint of the long rail 2 and the short rail 3 is located below the welding device 1. The short rail 3 is welded to the long rail 2 by the welding device 1 until a rail of the required length is formed. The dragging device 5 is connected to the rear end of the long rail 2 to pull the welded long rail 2 backward. The auxiliary device 6 is arranged on the long rail 2 and the short rail 3.

[0019] like Figure 1 As shown, the application scenario of the utility model is that when there are no conditions for building a rail production line, the production line is no longer built, and the rail welding equipment is directly installed one by one in a single line on the newly built foundation, and the support foundation 4 is arranged at intervals along the length direction of the rail, and then the short rail 3 is placed on the support foundation 4 and can be moved along the support foundation 4, the first pair of short rails 3 are docked on the support foundation 4 below the welding device 1, and then welded by the welding device 1 to form a long rail 2, after the welding is completed, the towing device 5 pulls the long rail 2 backward for a certain distance, and then moves the short rail 3 to be welded backward and docks with the long rail 2 for welding, the short rails 3 are moved backward one by one and welded with the long rail 2 to form rails of the required length, and then they are dragged and transported to the construction site for rail laying.

[0020] like Figure 2 As shown, further, the welding device 1 includes a base 11, a flash welder 12 and an energy supply device. The base 11 is straddled on the newly built roadbed and serves as an installation base for the flash welder 12 and the energy supply device. The base 11 includes a bottom support and a box body. The bottom support is arranged on the newly built roadbed. The box body is erected on the bottom support. The bottom support below allows space to be provided under the box body, so that the rails can pass through under the box body, so that the rails are continuously arranged to achieve welding. The flash welder 12 and the energy supply device are arranged in the base 11. The energy supply device is a generator set that supplies power to the flash welder 12. The flash welder 12 welds the butted short rail 3 and the long rail 2 together.

[0021] like Figure 1As shown, further, the auxiliary device 6 includes an aligner and a grinder. The aligner is arranged on the short rail 3 and is used to adjust the position of the short rail 3 on the supporting base 4 so that it is aligned with the long rail 2 and located on the same straight line. The grinder is movably arranged on the long rail 2 and is used to grind the welding position.

[0022] like Figure 1 As shown, further, the towing device 5 includes a moving vehicle and a rail clamp, the rail clamp is arranged on the rear end of the long rail 2, and the moving vehicle is connected to the rail clamp. After welding is completed, the moving vehicle drags the long rail 2 backward through the rail clamp, and moves the front end of the long rail 2 to the bottom of the welding device 1, so as to facilitate the welding of the next short rail 3.

[0023] Furthermore, the supporting foundation 4 includes a supporting seat and a rolling seat, the rolling seat is arranged below the long rail 2 and the short rail 3, and a group of supporting seats is arranged below the base 11. The function of the supporting seats is to maintain the stability of the front end of the long rail 2 and the rear end of the short rail 3, so that they can maintain stability during welding and ensure the welding quality. The front end of the long rail 2 and the rear end of the short rail 3 are respectively arranged on two supporting seats to achieve stable docking of the short rail 3 with the long rail 2.

[0024] Preferably, the aligner is a rail aligner, the grinder is a grinder, the support seat is a wooden pad, and the rolling seat is a steel roller.

[0025] The specific construction method of the utility model is as follows:

[0026] 1. Marking and positioning, then first place the bottom support on the newly built roadbed, then hoist the box with the flash welder 12 and the energy supply device and place it on the bottom support, and then place and adjust the position of the rolling seat according to the marking, so that the rolling seats arranged at intervals are in a straight line;

[0027] 2. Place the 25m short rail 3 on the rolling seat, and then use the aligner to level and align the short rail 3 to be welded;

[0028] 3. Weld the two butted short rails 3 into a long rail 2 by a flash welder 12. After welding, connect the rail card to the rear end of the long rail 2, and drag the long rail 2 backward by a mobile vehicle so that the front end of the long rail 2 is located below the welding device 1;

[0029] 4. The operator performs grinding and flaw detection on the welding position;

[0030] 5. Place and weld the short rails 3 one by one according to steps 2 and 3 until they are welded into long rails 2 of the required length, and then drag and transport them to the construction site for rail laying.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A long rail welding and forming system for a newly built roadbed, characterized in that: The invention comprises a welding device (1), a long rail (2), a short rail (3), a supporting base (4), a dragging device (5) and an auxiliary device (6), wherein the supporting base (4) is arranged at intervals on a newly built roadbed, the supporting base (4) is arranged in a straight line in front and back, the long rail (2) and the short rail (3) are both movably arranged on the supporting base (4), the long rail (2) and the short rail (3) are arranged in front and back in a corresponding manner, and the front end of the long rail (2) and the rear end of the short rail (3) are butted against each other, the welding device (1) is fixedly arranged on the newly built roadbed and erected above the supporting base (4), the butt joint of the long rail (2) and the short rail (3) is located below the welding device (1), the dragging device (5) is connected to the rear end of the long rail (2) to pull the long rail (2) to move backwards, and the auxiliary device (6) is arranged on the long rail (2) and the short rail (3).

2. A long rail welding forming system for a newly built roadbed according to claim 1, characterized in that: The welding device (1) comprises a base (11), a flash welder (12) and an energy supply device; the base (11) is straddled on a newly built roadbed; the flash welder (12) and the energy supply device are arranged in the base (11).

3. The long rail welding forming system for newly built roadbed according to claim 1 is characterized by: The auxiliary device (6) comprises an aligner and a grinder, wherein the aligner is arranged on the short rail (3) and the grinder is movably arranged on the long rail (2).

4. The long rail welding and forming system for newly built roadbed according to claim 1 is characterized by: The towing device (5) comprises a moving vehicle and a rail clamp, the rail clamp is arranged on the rear end of the long rail (2), and the moving vehicle is connected to the rail clamp.

5. The long rail welding forming system for newly built roadbed according to claim 2 is characterized by: The support base (4) comprises a support seat and a rolling seat, wherein the rolling seat is arranged below the long rail (2) and the short rail (3), and a group of support seats is arranged below the base (11), and the front end of the long rail (2) and the rear end of the short rail (3) are respectively arranged on two support seats.

6. The long rail welding and forming system for newly built roadbed according to claim 2 is characterized by: The base (11) comprises a bottom support and a box body, wherein the bottom support is arranged on a newly built roadbed, and the box body is erected on the bottom support.

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