Auxiliary welding support for flatbed stake of semitrailer

Abstract

The utility model discloses a semitrailer flatbed stake welding auxiliary support which comprises four supporting columns fixedly connected to the left side of the top of a welding tool, the tops of the four supporting columns are fixedly connected with a fixing plate, and the front side and the rear side of the fixing plate are fixedly connected with side connecting plates. A rail is fixedly connected to the middle axis of the bottom of the supporting column, two symmetrical sliding blocks are slidably connected to the bottom of the rail, L-shaped strips are fixedly connected to the bottoms of the two sliding blocks, connecting strips are fixedly connected to the tops of the L-shaped strips, and rotating plates are rotatably connected to the four corners of the top of each side connecting plate through rotating shafts. According to the welding device for the warehouse fence, the warehouse fence is placed on the top of the H-shaped support, then the L-shaped strip, the connecting strip and the L-shaped plate are used in cooperation, the two connecting frames can move oppositely on the top of the fixing plate, then the two connecting frames can clamp and fix the two ends of the warehouse fence, and finally a user can weld the warehouse fence.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of semitrailer flat plate, especially, relate to a semitrailer flat plate warehouse fence welding auxiliary support. BACKGROUND

[0002] Warehouse fence, also known as warehouse fence or high fence, is a common freight vehicle, the upper frame of warehouse fence is generally made of rectangular steel pipe or channel steel, located at the top of warehouse fence, plays the role of connecting and fixing warehouse fence side plate and limiting the height of goods, also provides certain transverse strength for warehouse fence.

[0003] The upper frame of semitrailer flat plate warehouse fence needs accurate positioning and stable support during welding process due to its shape and size characteristics, to ensure welding quality and efficiency, traditional welding method relies on manual support, not only labor intensity is big, and it is difficult to guarantee welding precision, prone to welding deformation, size deviation, so we need to design a semitrailer flat plate warehouse fence welding auxiliary support, adopts the structure of opposite clamping positioning, positions two sides and supports the bottom, realizes quick and accurate positioning and stable and reliable support, quickly fixes workpiece, greatly improves welding quality and efficiency, avoids the phenomenon of uneven weld, misplacement caused by hand shaking or position deviation when manual support, ensures welding precision and consistency, improves semitrailer flat plate warehouse fence welding quality. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a semitrailer flat plate warehouse fence welding auxiliary support, has the structure of opposite clamping positioning, positions two sides and supports the bottom, realizes quick and accurate positioning and stable and reliable support, quickly fixes workpiece, greatly improves welding quality and efficiency, avoids the phenomenon of uneven weld, misplacement caused by hand shaking or position deviation when manual support, ensures welding precision and consistency, improves semitrailer flat plate warehouse fence welding quality's advantage, to solve above-mentioned background technical problem.

[0005] The utility model discloses a technical scheme that solves the above technical problem is as follows: a semitrailer flat bin fence welding auxiliary support, it includes four support columns of fixed connection in the left side of welding tool top, four the top fixed connection of support column has fixed plate, the front and back both sides fixed connection of fixed plate has side connecting plate, the fixed plate of the middle axle of support column bottom is connected with rail, the bottom sliding connection of rail has two symmetrical sliding blocks, the bottom fixed connection of two sliding blocks all has L shape strip, the top fixed connection of L shape strip all has connecting strip, the four corners of side connecting plate top all are rotatably connected with the rotating plate through the pivot, the top of fixed plate is provided with two connecting frames, the top of side connecting plate is provided with four sliding rods, four sliding rods are fixedly connected with two connecting frames, the bottom of fixed plate is installed with the pneumatic cylinder, the output of pneumatic cylinder is fixedly connected with L shape board.

[0006] Preferably, one end of the rotating plate is rotatably connected with a mounting plate through a pivot, both ends of the L-shaped strip are rotatably connected with two mounting plates through pivots, one end of the mounting plate away from the rotating plate is rotatably connected with a connecting plate through a pivot, and the connecting plate is rotatably connected with the connecting frame through a pivot.

[0007] Preferably, the four corners of the top of the side connecting plate are fixedly connected with fixing sleeves, and the fixing sleeves are slidingly connected with the sliding rods.

[0008] Preferably, the right side of the bottom of the fixed plate is fixedly connected with a support sleeve, and the pneumatic cylinder is fixedly installed in the inner cavity of the support sleeve.

[0009] Preferably, both sides of the top of the L-shaped plate are rotatably connected with two guide plates through pivots, and one end of the two guide plates away from the L-shaped plate is rotatably connected with the sliding block through a pivot.

[0010] Preferably, an H-shaped support is placed at the middle axle of the top of the fixed plate.

[0011] The utility model discloses the beneficial effect is:

[0012] 1, the utility model discloses a bin fence is placed at the top of H-shaped support, then through the cooperation of L-shaped strip, connecting strip and L-shaped board, so that two connecting frames will move towards each other on the top of fixed plate, then two connecting frames will clamp and fix two ends of bin fence, finally the user will weld bin fence, can reach the purpose that the welding quality of semitrailer flat bin fence is improved by using the opposite clamping positioning structure, two side positioning and bottom support, realize quick and accurate positioning and stable and reliable support, the workpiece is quickly fixed, greatly promote the welding quality and efficiency, avoid the uneven welding, misplacement phenomenon caused by hand shaking or position deviation when manual support, ensure the welding precision and consistency, improve the welding quality of semitrailer flat bin fence.

[0013] 2. The utility model discloses a cooperation of mounting plate and connecting plate is used, when the connecting plate plays the guiding effect to the connecting frame when the mounting plate drives the connecting plate to rotate, guarantees that two connecting frames do not deviate position when moving towards each other, improves the stability of connecting frame in the moving process,

[0014] 3. The utility model discloses the cooperation of fixed sleeve and sliding rod is used, when the fixed sleeve plays the limiting effect to the sliding rod when the sliding rod slides in the inner chamber of fixed sleeve, guarantees that the sliding rod does not deviate position when sliding, improves the stability of sliding rod in the sliding process,

[0015] 4. The utility model discloses the setting of H-shaped support, and the two flanges and web of H-shaped support can evenly disperse support force, avoid single point stress concentration, ensure that workpiece keeps straight during the welding process, and H-shaped support can provide stable support point for the fence, to ensure that the fence does not shake or dump randomly during the welding process. BRIEF DESCRIPTION OF DRAWINGS

[0016] The above and / or other aspects of the present utility model will become more apparent and more readily appreciated through consideration of the following detailed description, taken in conjunction with the accompanying drawings, of which:

[0017] Figure 1 It is the front view schematic drawing of an embodiment of the utility model;

[0018] Figure 2 It is the vertical schematic drawing of fixed sleeve and H-shaped support of an embodiment of the utility model;

[0019] Figure 3 It is the three-dimensional schematic drawing of connecting strip and mounting plate of an embodiment of the utility model;

[0020] Figure 4 It is the side view plane schematic drawing of an embodiment of the utility model;

[0021] Figure 5 It is the bottom view three-dimensional schematic drawing of track and L-shaped plate of an embodiment of the utility model.

[0022] In the drawings, the component list represented by each sign is as follows:

[0023] 1, welding tool, 2, support column, 3, fixed plate, 4, side connecting plate, 5, track, 6, sliding block, 7, L-shaped strip, 8, connecting strip, 9, rotating plate, 10, mounting plate, 11, connecting plate, 12, connecting frame, 13, fixed sleeve, 14, sliding rod, 15, support sleeve, 16, air cylinder, 17, L-shaped plate, 18, guide plate, 19, H-shaped support. DETAILED DESCRIPTION

[0024] Hereinafter, the embodiment of the semi-trailer flat warehouse fence welding auxiliary support of the utility model will be described with reference to the drawings.

[0025] Figures 1-5 The semi-trailer flat warehouse fence welding auxiliary support of one embodiment of the utility model is shown, which comprises four support columns 2 fixedly connected at the left side of the top of the welding tool 1, a fixed plate 3 fixedly connected at the top of the four support columns 2, side connecting plates 4 fixedly connected at the front and back of the fixed plate 3, a track 5 fixedly connected at the middle shaft of the bottom of the support column 2, two symmetrical sliding blocks 6 slidingly connected at the bottom of the track 5, L-shaped strips 7 fixedly connected at the bottom of the two sliding blocks 6, connecting strips 8 fixedly connected at the top of the L-shaped strips 7, rotating plates 9 rotatably connected at the four corners of the top of the side connecting plates 4 through rotating shafts, two connecting frames 12 arranged at the top of the fixed plate 3, mounting plates 10 rotatably connected at one end of the rotating plates 9 through rotating shafts, the two ends of the L-shaped strips 7 rotatably connected with the two mounting plates 10 through rotating shafts, connecting plates 11 rotatably connected at the end of the mounting plates 10 away from the rotating plates 9 through rotating shafts, the connecting plates 11 rotatably connected with the connecting frames 12 through rotating shafts, through the cooperation of the mounting plates 10 and the connecting plates 11, when the mounting plates 10 drive the connecting plates 11 to rotate, the connecting plates 11 play a guiding role on the connecting frames 12, ensuring that the two connecting frames 12 will not deviate from the positions during the opposite movement, improving the stability of the connecting frames 12 during the movement, four sliding rods 14 arranged at the top of the side connecting plates 4, fixed sleeves 13 fixedly connected at the four corners of the top of the side connecting plates 4, the fixed sleeves 13 slidingly connected with the sliding rods 14, through the cooperation of the fixed sleeves 13 and the sliding rods 14, when the sliding rods 14 slide in the inner cavities of the fixed sleeves 13, the fixed sleeves 13 play a limiting role on the sliding rods 14, ensuring that the sliding rods 14 will not deviate from the positions during the sliding, improving the stability of the sliding rods 14 during the sliding, the four sliding rods 14 fixedly connected with the two connecting frames 12, a cylinder 16 mounted at the bottom of the fixed plate 3, a support sleeve 15 fixedly connected at the right side of the bottom of the fixed plate 3, the cylinder 16 fixedly mounted in the inner cavity of the support sleeve 15, an L-shaped plate 17 fixedly connected with the output end of the cylinder 16, two guide plates 18 rotatably connected at the two sides of the top of the L-shaped plate 17 through rotating shafts, the two guide plates 18 rotatably connected with the sliding blocks 6 through rotating shafts at the ends away from the L-shaped plate 17, an H-shaped support 19 placed at the middle shaft of the top of the fixed plate 3, through the arrangement of the H-shaped support 19, the two flanges and the web of the H-shaped support 19 can evenly disperse the support force, avoiding the concentration of force on a single point, ensuring that the workpiece remains flat during the welding process, the H-shaped support 19 can provide a stable support point for the warehouse fence, ensuring that the warehouse fence will not shake or fall during the welding process.

[0026] Working principle: the utility model fortes, the user through the opening support sleeve 15 inner chamber's air cylinder 16, the output end of air cylinder 16 will drive L-shaped plate 17 moves, then L-shaped plate 17 will drive two guide plates 18 rotation through the shaft, so that two L-shaped plate 17 will drive two sliding blocks 6 on the surface of track 5 slide towards each other, and then two sliding blocks 6 will drive two L-shaped strips 7 move, then two L-shaped strips 7 will drive two connecting strips 8 move, and then two L-shaped strips 7 will drive two mounting plates 10 rotate through the shaft, so that two mounting plates 10 will drive connecting plate 11 rotate through the shaft, connecting plate 11 will drive two connecting frames 12 move towards each other, simultaneously connecting frame 12 will drive sliding rod 14 slide in the inner chamber of fixed sleeve 13, and then make two connecting frames 12 clamp and fix the two ends of the fence, ensure that the fence will not shift and move position when connecting.

[0027] In conclusion: the semitrailer flat fence welding auxiliary support, by placing the fence on the top of H-shaped support 19, then through the cooperation of L-shaped strip 7, connecting strip 8 and L-shaped plate 17, so that two connecting frames 12 will move towards each other on the top of fixed plate 3, then two connecting frames 12 will clamp and fix the two ends of the fence, finally the user will weld the fence, that can reach using the opposite clamping positioning structure, positioning both sides and bottom support, realize the fast and accurate positioning and stable and reliable support, fast workpiece fixation, greatly improve the welding quality and efficiency, avoid the uneven weld, misplacement phenomenon caused by hand shaking or position shift when artificial holding, ensure the welding precision and consistency, improve the purpose of semitrailer flat fence welding quality.

Claims

1. A semi-trailer flatbed cage welding auxiliary support, characterized in that, The utility model provides a welding tool fixing device, including four support columns (2) fixedly connected on the left side of the top of welding tool (1), the top of four support columns (2) is fixedly connected with fixed plate (3), the front and back sides of fixed plate (3) are fixedly connected with side connecting plate (4), the bottom of support column (2) is fixedly connected with rail (5) at the middle axis, the bottom of rail (5) is slidably connected with two symmetrical sliding blocks (6), the bottom of two sliding blocks (6) is fixedly connected with L shape strip (7), the top of L shape strip (7) is fixedly connected with connecting strip (8), the top of side connecting plate (4) is rotatably connected with rotating plate (9) through the pivot at four corners, the top of fixed plate (3) is provided with two connecting frames (12), the top of side connecting plate (4) is provided with four sliding rods (14), four sliding rods (14) are fixedly connected with two connecting frames (12), the bottom of fixed plate (3) is installed with cylinder (16), the output of cylinder (16) is fixedly connected with L shape plate (17).

2. A flatbed dumper welding auxiliary support bracket according to claim 1, characterised in that, One end of rotating plate (9) is rotatably connected with mounting plate (10) through the pivot, both ends of L shape strip (7) are rotatably connected with two mounting plates (10) through the pivot, the end of mounting plate (10) away from rotating plate (9) is rotatably connected with connecting plate (11) through the pivot, connecting plate (11) is rotatably connected with connecting frame (12) through the pivot.

3. A flatbed dumper welding auxiliary support bracket according to claim 2, characterised in that, The top of side connecting plate (4) is rotatably connected with mounting plate (10) through the pivot, both ends of L shape strip (7) are rotatably connected with two mounting plates (10) through the pivot, the end of mounting plate (10) away from rotating plate (9) is rotatably connected with connecting plate (11) through the pivot, connecting plate (11) is rotatably connected with connecting frame (12) through the pivot.

4. A flatbed dumper welding auxiliary support bracket according to claim 3, characterised in that, The right side of the bottom of fixed plate (3) is fixedly connected with support sleeve (15), and cylinder (16) is fixedly installed in the inner cavity of support sleeve (15).

5. A flatbed dumper welding auxiliary support bracket according to claim 4, characterised in that, The top of L shape plate (17) is rotatably connected with two guide plates (18) through the pivot on both sides, and one end of two guide plates (18) away from L shape plate (17) is rotatably connected with sliding block (6) through the pivot.

6. A flatbed dumper welding auxiliary support bracket according to claim 5, characterised in that, The top of fixed plate (3) is placed with H-shaped support (19).

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