Expressway guardrail plate welding tool

Abstract

The utility model relates to the technical field of welding tools, in particular to a highway guardrail plate welding tool which can clamp the ends of two high-speed power guardrail plates and then weld the ends of the two high-speed power guardrail plates, and improves welding stability and welding quality. Comprising rails and welding heads. The device comprises a rack, a plurality of stand columns, two supporting plates, two pressing plates, four ejector rods, four V-shaped plates and four shaft seats, the stand columns are vertically installed on the left side and the right side of the rack respectively, the two supporting plates and the two pressing plates are horizontally installed on the stand columns respectively in a sliding mode, and the lower ends of the four ejector rods are rotationally connected with the left ends and the right ends of the two supporting plates respectively. The upper ends of the four ejector rods are rotationally connected with the lower ends of the four V-shaped plates respectively, the four shaft seats are vertically installed on the left side and the right side of the rack respectively, the middles of the four V-shaped plates are rotationally connected with rotating shafts of the four shaft seats respectively, the upper ends of the four V-shaped plates are in sliding contact with the upper end faces of the left ends and the right ends of the two pressing plates respectively, and the rail is installed on one pressing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of welding tools, in particular to a welding tool for highway guardrail plates. Background Art

[0002] After welding, highway guardrails can reach different lengths and are suitable for different highway sections. The Chinese utility model patent with application number CN202220834785.2 proposes a heat dissipation welding device for guardrail processing, which extends the distance between the welded corrugated guardrail from the welding position to the right position of the top of the chassis, allowing the welding point to cool down slowly; it prevents the softened and melted welding point from being deformed by the cold wind, making the welding point smoother and eliminating the need to polish the welding point later.

[0003] However, the above welding device does not clamp and fix the guardrail plate, and the joint of the guardrail plate is unstable during welding, which easily leads to poor welding quality. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a highway guardrail welding tool which can clamp and weld the ends of two high-speed power guardrails to improve the stability and welding quality during welding.

[0005] The utility model discloses a highway guardrail welding tool, comprising a track and a welding head, wherein the welding head moves along the track; the utility model also comprises a frame, a plurality of columns, two support plates, two pressure plates, four push rods, four V-shaped plates and four axle seats, wherein the plurality of columns are respectively vertically mounted on the left and right sides of the frame, the two support plates are respectively slidably mounted on the plurality of columns horizontally, the two support plates are arranged parallel to each other front and back, the two pressure plates are respectively slidably mounted on the plurality of columns horizontally, the two pressure plates are respectively located above the two support plates, the lower ends of the four push rods are respectively rotatably connected to the left and right ends of the two support plates, the upper ends of the four push rods are respectively rotatably connected to the lower ends of the four V-shaped plates, the four axle seats are respectively vertically mounted on the left and right sides of the frame, the upper ends of the four axle seats are each provided with a horizontal rotating shaft, the four V-shaped The middle part of the plate is rotatably connected with the rotating shafts of the four shaft seats respectively, the upper ends of the four V-shaped plates are respectively in sliding contact with the upper end surfaces of the left and right ends of the two pressure plates, and the track is installed on one pressure plate; the ends of the two guardrail plates that need to be welded are placed on the two supporting plates respectively, the two ends are aligned and contacted, the left and right ends of the two supporting plates are moved upward, so that the four top rods respectively drive the lower ends of the four V-shaped plates to flip, and the upper ends of the four V-shaped plates are respectively rotated downward, so that the upper ends of multiple V-shaped plates respectively push the two pressure plates downward, so that the two supporting plates and the two pressure plates respectively clamp the two ends of the two highway guardrail plates, and the track moves along the welding head, so that the track welds the ends of the two high-speed power guardrail plates, thereby improving the stability during welding and improving the welding quality.

[0006] Preferably, wavy supporting surfaces are provided on the opposite surfaces of the two support plates and the two pressure plates, and the wavy supporting surfaces match the waveform of the guardrail plate; by providing the wavy supporting surfaces, the reliability of clamping the guardrail plate by the support plates and the pressure plates is improved.

[0007] Preferably, it also includes two slide rails, a slide table and a push cylinder. The two slide rails are installed in parallel on the frame, the slide table is slidably installed on the two slide rails, a group of columns, support plates, pressure plates, push rods, V-shaped plates and axle seats are installed on the slide table, the fixed end of the push cylinder is installed on the frame, and the piston rod of the push cylinder is connected to the slide table; the piston rod of the push cylinder pulls the slide table to move along the two slide rails, so that the spacing between the two support plates changes, thereby adjusting the weld spacing at the ends of the two high-speed guardrail plates to keep the weld width reasonable.

[0008] Preferably, it also includes a plurality of sliding sleeves, and the two supporting plates and the two pressing plates are respectively slidably connected to the plurality of columns through the plurality of sliding sleeves; the stability of the two supporting plates and the pressing plates sliding on the plurality of columns is improved by providing the plurality of sliding sleeves.

[0009] Preferably, it also includes multiple rollers, which are rotatably installed on the frame through brackets, and the multiple rollers are respectively located on both sides of the two support plates; the multiple rollers rollingly support the highway guardrail plates, which facilitates the adjustment of the positions of the two highway guardrail plates. After welding is completed, the multiple rollers transport the welded extended guardrail plates backwards, which has good practicality.

[0010] Preferably, it also includes multiple limit rings, and two limit rings are symmetrically mounted on multiple rollers; the multiple limit rings on the multiple rollers limit the two sides of the highway guardrail plate, thereby improving the transportation accuracy of the two highway guardrail plates.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the ends of the two guardrail plates that need to be welded are respectively placed on the two support plates, the two ends are aligned and contacted, the left and right ends of the two support plates are moved upward, so that the four top rods respectively drive the lower ends of the four V-shaped plates to flip, and the upper ends of the four V-shaped plates are respectively rotated downward, so that the upper ends of multiple V-shaped plates respectively push the two pressure plates downward, so that the two support plates and the two pressure plates respectively clamp the two ends of the two highway guardrail plates, and the track moves along the welding head, so that the track welds the ends of the two high-speed power guardrail plates, thereby improving the stability during welding and improving the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a side view structural schematic diagram of the utility model;

[0014] Figure 3 It is a structural diagram of the frame, column, slide rail, slide table, push cylinder, sleeve and roller;

[0015] Figure 4 It is an axonometric structural diagram of the structure including the column, support plate, pressure plate, ejector rod, V-shaped plate and axle seat;

[0016] Figure 5 It is a front view structural diagram of structures such as columns, support plates, pressure plates, push rods, V-shaped plates and axle seats.

[0017] Markings in the attached figure: 1. track; 2. welding head; 3. frame; 4. column; 5. support plate; 6. pressure plate; 7. push rod; 8. V-shaped plate; 9. shaft seat; 10. slide rail; 11. slide table; 12. push cylinder; 13. slide sleeve; 14. roller; 15. limit ring. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5As shown, a highway guardrail welding tool comprises a track 1 and a welding head 2, and the welding head 2 moves along the track 1; it also comprises a frame 3, a plurality of columns 4, two support plates 5, two pressure plates 6, four push rods 7, four V-shaped plates 8 and four axle seats 9, a plurality of columns 4 are respectively vertically mounted on the left and right sides of the frame 3, two support plates 5 are respectively slidably mounted horizontally on the plurality of columns 4, the two support plates 5 are arranged parallel to each other front and back, two pressure plates 6 are respectively slidably mounted on the plurality of columns 4, the two pressure plates 6 are respectively located above the two support plates 5, the lower ends of the four push rods 7 are respectively rotatably connected to the left and right ends of the two support plates 5, the upper ends of the four push rods 7 are respectively rotatably connected to the lower ends of the four V-shaped plates 8, the four axle seats 9 are respectively vertically mounted on the left and right sides of the frame 3, the upper ends of the four axle seats 9 are each provided with a horizontal rotating shaft, and the four V-shaped The middle part of the plate 8 is rotatably connected to the rotating shafts of the four axle seats 9 respectively, and the upper ends of the four V-shaped plates 8 are in sliding contact with the upper end surfaces of the left and right ends of the two pressure plates 6 respectively, and the track 1 is installed on a pressure plate 6; the two support plates 5 and the two pressure plates 6 are provided with wavy supporting surfaces on the opposite surfaces, and the wavy supporting surfaces match the waveform of the guardrail plate; it also includes two slide rails 10, a slide table 11 and a push cylinder 12, the two slide rails 10 are installed in parallel on the frame 3, the slide table 11 is slidably installed on the two slide rails 10, a group of columns 4, support plates 5, pressure plates 6, push rods 7, V-shaped plates 8 and axle seats 9 are installed on the slide table 11, the fixed end of the push cylinder 12 is installed on the frame 3, and the piston rod of the push cylinder 12 is connected to the slide table 11; it also includes multiple sliding sleeves 13, the two support plates 5 and the two pressure plates 6 are slidably connected with multiple columns 4 through multiple sliding sleeves 13 respectively.

[0021] The ends of the two guardrail plates that need to be welded are placed on the two support plates 5 respectively, the two ends are aligned and contacted, and the left and right ends of the two support plates 5 are moved upward, so that the four push rods 7 respectively drive the lower ends of the four V-shaped plates 8 to flip, and the upper ends of the four V-shaped plates 8 are rotated downward respectively, so that the upper ends of the multiple V-shaped plates 8 respectively push the two pressure plates 6 downward, so that the two support plates 5 and the two pressure plates 6 respectively clamp the two ends of the two highway guardrail plates, and the piston rod of the push cylinder 12 pulls the slide 11 to move along the two slide rails 10, so that the spacing between the two support plates 5 changes, thereby adjusting the weld spacing at the ends of the two high-speed guardrail plates to keep the weld width reasonable, and the track 1 moves along the welding head 2, so that the track 1 welds the ends of the two high-speed power guardrail plates, improves the stability during welding, and improves the welding quality. By setting a wavy supporting surface, the clamping reliability of the support plate 5 and the pressure plate 6 on the guardrail plate is improved, and by setting a plurality of sliding sleeves 13, the sliding stability of the two support plates 5 and the pressure plate 6 on the plurality of columns 4 is improved.

[0022] Example 2

[0023] like Figures 1 to 3As shown, on the basis of Example 1, it also includes multiple rollers 14, and the multiple rollers 14 are rotatably installed on the frame 3 through brackets, and the multiple rollers 14 are respectively located on both sides of the two support plates 5; it also includes multiple limit rings 15, and two limit rings 15 are symmetrically mounted on the multiple rollers 14.

[0024] Multiple rollers 14 rollingly support the highway guardrail plates, making it convenient to adjust the positions of the two highway guardrail plates. After welding is completed, the multiple rollers 14 transport the welded extended guardrail plates backwards. The multiple limiting rings 15 on the multiple rollers 14 limit the two sides of the highway guardrail plates, thereby improving the accuracy of the transportation of the two highway guardrail plates.

[0025] like Figures 1 to 5 As shown, a highway guardrail welding tool of the utility model, when working, firstly, two guardrail plates are placed on multiple rollers 14 respectively, and multiple rollers 14 send the ends of the two guardrail plates onto two supporting plates 5, align the two ends, and extend and retract the push cylinder 12 to adjust the distance between the two ends, and then move the left and right ends of the two supporting plates 5 upward, so that the four push rods 7 respectively drive the lower ends of the four V-shaped plates 8 to flip, and the upper ends of the four V-shaped plates 8 respectively rotate downward, so that the upper ends of the multiple V-shaped plates 8 respectively push the two pressing plates 6 downward, so that the two supporting plates 5 and the two pressing plates 6 respectively clamp the two ends of the two highway guardrail plates, and then the track 1 moves along the welding head 2, so that the track 1 welds the ends of the two high-speed power guardrail plates, and after welding is completed, press the left and right ends of the two supporting plates 5 downward, so that the distance between the two supporting plates 5 and the two pressing plates 6 is increased to loosen the guardrail plates, and finally the multiple rollers 14 transport the welded extended guardrail plates backward.

[0026] The main functions achieved by this utility model are:

[0027] 1. It can clamp and weld the ends of two high-speed power guardrail plates to improve the stability and quality of welding;

[0028] 2. Ability to adjust the weld spacing between the ends of two high-speed guardrail panels to keep the weld width reasonable;

[0029] 3. The welded extended guardrail plate can be automatically transported backwards.

[0030] The installation method, connection method or setting method of a highway guardrail welding tool of the utility model are all common mechanical methods, and can be implemented as long as they can achieve their beneficial effects; the track 1, welding head 2, frame 3, column 4, slide rail 10, push cylinder 12, sleeve 13, roller 14 of the highway guardrail welding tool of the utility model are purchased on the market, and technical personnel in the industry only need to install and operate it according to the accompanying instruction manual, without the need for technical personnel in this field to pay creative labor.

[0031] All technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0032] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A highway guardrail welding tool, comprising a track (1) and a welding head (2), wherein the welding head (2) moves along the track (1); characterized in that: The machine also comprises a frame (3), a plurality of columns (4), two support plates (5), two pressure plates (6), four push rods (7), four V-shaped plates (8) and four shaft seats (9), wherein the plurality of columns (4) are respectively vertically mounted on the left and right sides of the frame (3), the two support plates (5) are respectively slidably mounted horizontally on the plurality of columns (4), the two support plates (5) are arranged in parallel front and back, the two pressure plates (6) are respectively slidably mounted horizontally on the plurality of columns (4), the two pressure plates (6) are respectively located above the two support plates (5), and the four push rods (7) are respectively mounted on the plurality of columns (4). The lower end of the four support plates (5) is rotatably connected to the left and right ends of the two support plates (5), the upper ends of the four push rods (7) are rotatably connected to the lower ends of the four V-shaped plates (8), the four shaft seats (9) are vertically installed on the left and right sides of the frame (3), the upper ends of the four shaft seats (9) are all provided with horizontal rotating shafts, the middle parts of the four V-shaped plates (8) are rotatably connected to the rotating shafts of the four shaft seats (9), the upper ends of the four V-shaped plates (8) are respectively in sliding contact with the upper end surfaces of the left and right ends of the two pressing plates (6), and the track (1) is installed on one pressing plate (6).

2. A highway guardrail welding tool as claimed in claim 1, characterized in that: Wave-shaped support surfaces are arranged on the opposite surfaces of the two support plates (5) and the two pressure plates (6), and the wave-shaped support surfaces match the wave shape of the guardrail plate.

3. A highway guardrail welding tool as claimed in claim 1, characterized in that: The invention also comprises two slide rails (10), a slide table (11) and a push cylinder (12), wherein the two slide rails (10) are parallelly mounted on the frame (3), the slide table (11) is slidably mounted on the two slide rails (10), a group of columns (4), a support plate (5), a pressure plate (6), a push rod (7), a V-shaped plate (8) and an axle seat (9) are mounted on the slide table (11), the fixed end of the push cylinder (12) is mounted on the frame (3), and the piston rod of the push cylinder (12) is connected to the slide table (11).

4. A highway guardrail welding tool as claimed in claim 1, characterized in that: It also comprises a plurality of sliding sleeves (13), and the two supporting plates (5) and the two pressing plates (6) are respectively slidably connected to the plurality of upright posts (4) via the plurality of sliding sleeves (13).

5. A highway guardrail welding tool as claimed in claim 1, characterized in that: It also comprises a plurality of rollers (14), wherein the plurality of rollers (14) are rotatably mounted on the frame (3) through brackets, and the plurality of rollers (14) are respectively located on both sides of the two support plates (5).

6. A highway guardrail welding tool as claimed in claim 5, characterized in that: It also includes a plurality of limiting rings (15), and two limiting rings (15) are symmetrically mounted on each of the plurality of rollers (14).

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