Railway construction track welding device

Abstract

The utility model discloses a railway construction track welding device concretely relates to railway construction technical field, and includes: U type support frame, the inside top of U type support frame is provided with mechanical arm, and the output of mechanical arm is connected with the welding torch, the both sides of U type support frame all are provided with movable fixed frame. The utility model discloses through the symmetrical setting fixed frame, movable block, positioning arm, moving mechanism and elevating system at the both sides of U type support frame, can make fixed frame drive two positioning arms to descend and clamping track, and through setting material pressing subassembly, fixed frame descends simultaneously, and the pressing plate on material pressing subassembly can press to track, when two positioning arms are clamped in the both sides of track, the pressing plate also can be pressed tightly on the above track, and is equipped with two groups of positioning arms and pressing plate respectively in the both sides of welding spot, and then can effectively fix the welding track, avoids the vibration displacement of track, and greatly guarantees the welding quality, and the use effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to railway construction technical field, concretely relates to a railway construction track welding device. BACKGROUND

[0002] Railway construction refers to various civil engineering facilities on the railway, and also refers to the technology used in various stages (surveying and designing, construction, maintenance, reconstruction) of railway construction. Railway engineering initially includes civil engineering (track, roadbed, bridge, tunnel, station yard) related to the railway, machinery (locomotive, vehicle) and signal engineering. With the development of construction and further division of technology, some of the engineering gradually forms independent disciplines, such as locomotive engineering, vehicle engineering and signal engineering.

[0003] At present, the railway construction track welding device is used, a welding gun is erected on the track through the support, and the welding gun is driven to displace by the mechanical arm, so as to weld the track, which can greatly reduce the labor burden of workers and greatly improve the work efficiency. However, in the process of welding by the welding gun, the track sections on both sides of the welding point may produce vibration displacement, which not only affects the welding quality, but also easily leads to inaccurate connection positioning of the two sections, affects the subsequent train running, and has poor use effect. UTILITARY MODEL

[0004] The utility model aims at providing a railway construction track welding device, through the symmetrical setting of the fixed frame, the movable block, the positioning arm, the moving mechanism and the lifting mechanism on both sides of the U-shaped support frame, the fixed frame can drive two positioning arms to descend and clamp the track, and through the setting of the pressing assembly, the pressing plate on the pressing assembly can press the track when the fixed frame descends, when the two positioning arms are clamped on both sides of the track, the pressing plate can also be pressed on the track, and two groups of positioning arms and pressing plates are arranged on both sides of the welding point, so that the welded track can be effectively fixed, the vibration displacement of the track is avoided, the welding quality is greatly guaranteed, and the use effect is good, so as to solve the above deficiencies in the technology.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a railway construction track welding device, comprising:

[0006] A U-shaped support frame is arranged, the inside top end of the U-shaped support frame is provided with a mechanical arm, and the output end of the mechanical arm is connected with a welding gun;

[0007] Two movable fixed frames are arranged on both sides of the U-shaped support frame, and a lifting mechanism is arranged on the U-shaped support frame, the lifting mechanism is used for driving the fixed frame to move, two movable blocks are symmetrically arranged at the two ends in the fixed frame, a moving mechanism is arranged on the fixed frame, the moving mechanism is used for driving the two movable blocks to move towards or away from each other, and the bottom ends of the two movable blocks are located outside the fixed frame and are fixed with positioning arms.

[0008] Preferably, the lifting mechanism comprises a cylinder symmetrically fixed at two ends of the top of the U-shaped support frame, one side of the fixed frame is fixed with a connecting block, the output end of the cylinder penetrates through the U-shaped support frame and is fixedly connected with the connecting block, and the bottom of the connecting block is provided with a pressing assembly.

[0009] Preferably, the pressing assembly comprises a supporting cylinder fixed at the bottom of the connecting block, the inner top end of the supporting cylinder is fixed with a spring, the bottom end of the spring is connected with a supporting rod, and the bottom end of the supporting rod extends out of the supporting cylinder and is provided with a pressing plate.

[0010] Preferably, the moving mechanism comprises a bidirectional screw rod rotatably connected in the fixed frame through a bearing, two movable blocks are respectively threadedly connected at two ends of the bidirectional screw rod, one end of the fixed frame is fixed with a driving motor, and the output end of the driving motor is connected with the bidirectional screw rod.

[0011] Preferably, the inner bottom end of the positioning arm is provided with a rubber pad, and the outer wall of the rubber pad is provided with anti-skid convex patterns.

[0012] Preferably, two ends of one side of the fixed frame are symmetrically fixed with sliding blocks, and the side wall of the U-shaped support frame is provided with sliding grooves matched with the sliding blocks.

[0013] Preferably, the bottom of the U-shaped support frame is provided with moving wheels at four ends, and the top of the U-shaped support frame is fixed with a handle.

[0014] In the above technical solution, the technical effects and advantages of the present application are provided:

[0015] By symmetrically arranging the fixed frame, the movable block, the positioning arm, the moving mechanism and the lifting mechanism on both sides of the U-shaped support frame, the fixed frame can drive the two positioning arms to descend and clamp the track, and by arranging the pressing assembly, the pressing plate on the pressing assembly can press the track when the fixed frame descends, and after the two positioning arms are clamped on both sides of the track, the pressing plate can also be pressed on the track, and two groups of positioning arms and pressing plates are arranged on both sides of the welding point, so that the welding track can be effectively fixed, the vibration displacement of the track is avoided, the welding quality is greatly guaranteed, and the use effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0018] Figure 2 It is a longitudinal sectional view of the utility model;

[0019] Figure 3 It is a schematic diagram of internal structure of the fixed frame of the utility model;

[0020] Figure 4 It is a schematic diagram of internal structure of the support cylinder of the utility model.

[0021] Explanation of reference signs:

[0022] 1, U-shaped support frame; 2, moving wheel; 3, handle; 4, mechanical arm; 5, welding gun; 6, air cylinder; 7, connecting block; 8, fixed frame; 9, bidirectional screw; 10, movable block; 11, positioning arm; 12, rubber pad; 13, driving motor; 14, sliding block; 15, sliding groove; 16, support cylinder; 17, spring; 18, support rod; 19, pressing plate. DETAILED DESCRIPTION

[0023] In order to make the technical personnel in the art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below in combination with the drawings.

[0024] The utility model provides a kind of railway construction track welding device as shown in Figures 1-4 Including:

[0025] U-shaped support frame 1, the top end of the inside of U-shaped support frame 1 is provided with mechanical arm 4, and the output end of mechanical arm 4 is connected with welding gun 5;

[0026] The bottom four ends of U-shaped support frame 1 are provided with moving wheel 2, and the top of U-shaped support frame 1 is fixed with handle 3. The mobile device is facilitated by moving wheel 2, and the mobile device is facilitated by handle 3.

[0027] The two sides of U-shaped support frame 1 are provided with movable fixed frame 8, and U-shaped support frame 1 is provided with lifting mechanism, and the lifting mechanism is used to drive fixed frame 8 to move, and the inside of fixed frame 8 is provided with movable block 10 at two ends, and fixed frame 8 is provided with moving mechanism, and the moving mechanism is used to drive two movable blocks 10 to move towards or away from each other, and the bottom end of two movable blocks 10 is located outside fixed frame 8, and is fixed with positioning arm 11.

[0028] The lifting mechanism includes air cylinder 6 fixed symmetrically at the top of U-shaped support frame 1 at two ends, and the side of fixed frame 8 is fixed with connecting block 7, and the output end of air cylinder 6 penetrates U-shaped support frame 1 and is fixedly connected with connecting block 7, and the bottom of connecting block 7 is provided with pressing assembly.

[0029] The pressing assembly comprises a supporting cylinder 16 fixed at the bottom of the connecting block 7, the inner top end of the supporting cylinder 16 is fixed with a spring 17, the bottom end of the spring 17 is connected with a supporting rod 18, and the bottom end of the supporting rod 18 extends out of the supporting cylinder 16 and is provided with a pressing plate 19.

[0030] The moving mechanism comprises a bidirectional screw rod 9 rotatably connected in the fixed frame 8 through bearings, two movable blocks 10 are respectively threadedly connected at the two ends of the bidirectional screw rod 9, one end of the fixed frame 8 is fixed with a driving motor 13, and the output end of the driving motor 13 is connected with the bidirectional screw rod 9.

[0031] In use, the U-shaped supporting frame 1 can be erected on the track, and the track can be welded and fixed through the mechanical arm 4 and the welding gun 5, the fixed frame 8 can be driven to move by the connecting block 7 through the starting of the air cylinder 6, the fixed frame 8 drives the two positioning arms 11 to descend, and the connecting block 7 drives the pressing assembly to descend, so that the pressing plate 19 on the pressing assembly first contacts the top side of the track, and then the pressing plate 19 drives the supporting rod 18 to move in the supporting cylinder 16 and extrude the spring 17, at this time, the two positioning arms 11 descend to the two sides of the track, the driving motor 13 is started to drive the bidirectional screw rod 9 to rotate, then the bidirectional screw rod 9 drives the two movable blocks 10 to move close to each other, the movable blocks 10 drive the positioning arms 11 to move, and then the two positioning arms 11 quickly move close to each other and clamp the track, two groups of positioning arms 11 are arranged at the two sides of the welding gun 5, the two groups of positioning arms 11 can be clamped at the two sides of the welding point respectively, and the two pressing plates 19 can be pressed tightly on the two track sections under the rebound of the spring 17, thereby the welded track can be effectively fixed, the track is prevented from vibrating and moving, the welding quality is greatly ensured, and the use effect is good.

[0032] The inner bottom end of the positioning arm 11 is provided with a rubber pad 12, and the outer wall of the rubber pad 12 is provided with anti-skid convex patterns. The rubber pad 12 can enhance the anti-skid fixing effect.

[0033] The fixed frame 8 is symmetrically fixed with sliding blocks 14 at the two ends of one side, and the sidewall of the U-shaped supporting frame 1 is provided with sliding grooves 15 matched with the sliding blocks 14. Through the arrangement of the sliding blocks 14 and the sliding grooves 15, the fixed frame 8 can drive the sliding blocks 14 to slide in the sliding grooves 15, so that the stability of the fixed frame 8 during movement can be greatly improved.

[0034] The above only describes some exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, the described embodiments can be modified in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the present application.

Claims

1. A railroad construction track welding apparatus characterized by, Include: The inside top end of the U-shaped support frame (1) is provided with a mechanical arm (4), and the output end of the mechanical arm (4) is connected with a welding gun (5); Both sides of the U-shaped support frame (1) are provided with movable fixed frame (8), and the U-shaped support frame (1) is provided with lifting mechanism, the lifting mechanism is used for driving fixed frame (8) to move, the inside two ends of fixed frame (8) are symmetrically provided with movable block (10), and the fixed frame (8) is provided with moving mechanism, the moving mechanism is used for driving two movable blocks (10) to move towards or away from each other, and the bottom end of two movable blocks (10) is located outside the fixed frame (8), and is fixed with positioning arm (11).

2. A railway track welding apparatus as claimed in claim 1, wherein: The lifting mechanism comprises two gas cylinders (6) fixed symmetrically on the top of the U-shaped support frame (1), one side of the fixed frame (8) is fixed with a connecting block (7), the output end of the gas cylinder (6) penetrates the U-shaped support frame (1) and is fixedly connected with the connecting block (7), and the bottom of the connecting block (7) is provided with a pressing assembly.

3. A railway track welding apparatus as claimed in claim 2, wherein: The pressing assembly comprises a supporting cylinder (16) fixed on the bottom of the connecting block (7), a spring (17) is fixed at the inside top end of the supporting cylinder (16), the bottom end of the spring (17) is connected with a supporting rod (18), and the bottom end of the supporting rod (18) extends out of the supporting cylinder (16) and is provided with a pressing plate (19).

4. The railroad track welding apparatus of claim 1, wherein: The moving mechanism comprises a bidirectional screw (9) rotatably connected in the fixed frame (8) through a bearing, two movable blocks (10) are respectively connected at both ends of the bidirectional screw (9) through thread screwing, one end of the fixed frame (8) is fixedly connected with a driving motor (13), and the output end of the driving motor (13) is connected with the bidirectional screw (9).

5. The railroad track welding apparatus of claim 1, wherein: The inside bottom end of the positioning arm (11) is provided with a rubber pad (12), and the outer wall of the rubber pad (12) is provided with anti-skid convex pattern.

6. A railroad track welding apparatus of claim 1 wherein: One side of the fixed frame (8) is symmetrically fixed with a sliding block (14), and the sidewall of the U-shaped support frame (1) is provided with a sliding groove (15) matched with the sliding block (14).

7. A railroad track welding apparatus of claim 1 wherein: The bottom of the U-shaped support frame (1) is provided with four movable wheels (2), and the top of the U-shaped support frame (1) is fixed with a handle (3).

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