Special welding fixture for angle steel tower foot of power transmission tower

Abstract

The utility model relates to the technical field of angle steel tower foot machining, and discloses a special welding fixture for angle steel tower feet of a power transmission tower, which comprises a clamping device and a welding machining table, an illuminating lamp is mounted at the top of the welding machining table, and an electric welding storage box is mounted at the top of the welding machining table. The clamping device is installed in the middle of the top of the illuminating lamp and comprises a metal ring, a threaded rod and a clamp, the threaded rod is fixedly connected to the bottom of the metal ring, and the clamp is slidably connected to the surface of the metal ring. According to the special welding clamp for the angle steel tower foot of the power transmission tower, the sliding block, the limiting plug connector and the metal ring are arranged, and the limiting plug connector is inserted into the top of the sliding block, so that limiting operation between the metal ring and the sliding block can be achieved, the sliding block can be conveniently separated from the metal ring, the sliding block can be detached and replaced, and sliding blocks of different specifications can be used; and the working time and the workload of workers are not increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to angle steel tower foot processing technical field, concretely is a kind of angle steel tower foot special welding fixture of power transmission tower. BACKGROUND

[0002] Angle steel tower foot is usually made of steel, connected with tower body by bolt or welding etc. Its main function is to support the weight of the whole tower, and transmit it to the foundation, while adapting to various terrain slope, to ensure the stability of the tower.

[0003] Prior art discloses a kind of angle steel tower foot special welding fixture of power transmission tower, including workbench and support column, the support column is fixedly connected at the lower side four corners of workbench.The angle steel tower foot special welding fixture of power transmission tower, when using, first the corner of each steel plate required for welding the angle steel tower foot of power transmission tower is moved to the inner side of clamping frame in turn, rotates second handle and drives second threaded rod to rotate at the same time, and the rear plate is removed to the front side of steel plate, and the steel plate is fixed in clamping frame, then along the outer side of guide rail, sliding block is slid, and each clamped steel plate is moved to the upper end of workbench in equal-radian arrangement, then rotate first handle and drive first threaded rod to rotate at the same time, and move downward to contact the upper side of guide rail, so that sliding block is fixed to the outer side of guide rail, then welding work is carried out on the contact of each steel plate.

[0004] The sliding block is connected to the outer end of the guide rail, and when the sliding block is separated from the guide rail, the sliding block needs to be cut as a whole, so that the replacement of the sliding block is more troublesome, and a lot of time is needed for replacement, which increases the working time and workload of the staff. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of angle steel tower foot special welding fixture of power transmission tower to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of angle steel tower foot special welding fixture of power transmission tower, including clamping device and welding processing platform, the top of welding processing platform is equipped with illuminating lamp, the top of welding processing platform is equipped with electric welding storage box, the clamping device is installed in the top middle position of illuminating lamp.

[0007] The clamping device includes metal ring, threaded rod and clamp, the threaded rod is fixedly connected to the bottom of metal ring, and the clamp is slidingly connected to the surface of metal ring.

[0008] Preferably, the clamp comprises a sliding block, a limiting plug-in part, a connecting frame, an electric push rod, a clamping plate, a moving roller, a plug-in threaded rod, a metal frame and a fastening bolt, the fastening bolt is threadedly connected to the middle position of the sliding block, the limiting plug-in part is plugged into the outer end of the sliding block, the plug-in threaded rod is plugged into the top of the sliding block, the connecting frame is threadedly connected to the surface of the plug-in threaded rod, the moving roller is installed at the bottom of the connecting frame, the fastening bolt is threadedly connected to the top of the sliding block, the electric push rod is installed at the inner side surface of the metal frame, and the clamping plate is installed on the surface of the piston rod inside the electric push rod.

[0009] Preferably, the fastening bolt is movably connected to the top end surface of the metal ring, the sliding block is movably connected to the top of the metal ring, and the fastening bolt is rotated at the middle position of the sliding block, so that the sliding block and the metal ring are threadedly fixed.

[0010] Preferably, the top end surface of the sliding block is fixedly connected with a metal column, the metal column is plugged into the top of the metal frame, the metal frame is plugged into the middle position of the sliding block, and the metal frame can slide along the surface of the connecting frame, while the fastening bolt can determine the position between the metal frame and the sliding block.

[0011] Preferably, the metal frame is movably connected to the surface of the connecting frame, the connecting frame is installed at the top of the sliding block, the connecting frame and the sliding block are connected, and the connecting frame can limit the position of the metal frame to maintain the stability of the metal frame.

[0012] Preferably, the limiting plug-in part is slidably connected to the top of the metal ring, and the moving roller is movably connected to the surface of the metal ring, so that the moving roller and the connecting frame move on the surface of the metal ring, and the movement of the sliding block is more smooth.

[0013] Preferably, the clamping plate is slidably connected to the top end surface of the welding processing table, the number of the clamping plates is three, the three clamping plates are distributed at equal intervals, and the clamping plates can clamp and fix the angle steel tower.

[0014] Preferably, a bolt is threadedly connected to the middle position of the clamping plate, the bolt is rotated at the middle position of the clamping plate, the clamping plate and the bolt can clamp and fix the angle steel tower leg, and the welding operation of the angle steel tower leg is facilitated.

[0015] Preferably, the metal ring is movably connected to the top of the welding processing table, the threaded rod is plugged into the middle position of the welding processing table, the bottom of the threaded rod is connected with a nut, and the nut and the threaded rod can threadedly fix the welding processing table and the metal ring, so that the metal ring can be conveniently disassembled and replaced.

[0016] Preferably, the fastening bolt is threadedly connected to the outer end of the metal frame, and the fastening bolt can determine the position of the metal frame, so that the metal frame can be conveniently disassembled and replaced.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1, the angle steel tower tower foot special welding fixture of power transmission tower, through being provided with sliding block, spacing connector and metal ring, spacing connector is inserted into the top of sliding block, thereby can limit operation between metal ring and sliding block, convenient for sliding block to separate from metal ring, can dismantle and replace sliding block, can use different specifications sliding block, will not increase the working time and workload of staff.

[0019] 2, the angle steel tower tower foot special welding fixture of power transmission tower, through being provided with sliding block, connecting frame and moving roller, threaded rod can be screwed between sliding block and connecting frame.Moving roller and metal ring are movably connected, sliding block moves more smoothly, the position of sliding block is adjusted, thereby can dismantle and replace sliding block. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the overall three-dimensional schematic diagram of the utility model;

[0021] Figure 2 It is the structure local partial enlarged schematic diagram in the utility model Figure 1 ;

[0022] Figure 3 It is the bottom surface schematic diagram of the utility model clamping device;

[0023] Figure 4 It is the section schematic diagram of A-A in the utility model Figure 3 ;

[0024] Figure 5 It is the structure local partial enlarged schematic diagram in the utility model Figure 4 ;

[0025] Figure 6 It is the three-dimensional schematic diagram of the utility model clamp;

[0026] Figure 7 It is the three-dimensional schematic diagram of the utility model sliding block;

[0027] Figure 8 It is the three-dimensional schematic diagram of the utility model spacing connector;

[0028] Figure 9 It is the three-dimensional schematic diagram of the utility model connecting frame, moving roller and threaded rod;

[0029] As shown in the figure: 1, clamping device; 11, metal ring; 12, threaded rod; 13, clamp; 131, sliding block; 132, limiting plug-in part; 133, connecting frame; 134, electric push rod; 135, clamping plate; 136, moving roller; 137, plug-in threaded rod; 138, metal frame; 139, fastening bolt; 2, welding processing table; 3, illuminating lamp; 4, electric welding storage box. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] Please refer to Figures 1-9 The present application provides the following technical solutions:

[0032] A special welding clamp for the angle steel tower foot of a power transmission tower, comprising a clamping device 1 and a welding processing table 2, wherein the top of the welding processing table 2 is provided with an illuminating lamp 3, the top of the welding processing table 2 is provided with an electric welding storage box 4, and the clamping device 1 is installed at the middle position of the top of the illuminating lamp 3.

[0033] The clamping device 1 comprises a metal ring 11, a threaded rod 12 and a clamp 13, the threaded rod 12 is fixedly connected to the bottom of the metal ring 11, the metal ring 11 is movably connected to the top of the welding processing table 2, the threaded rod 12 is plugged into the middle position of the welding processing table 2, the bottom of the threaded rod 12 is connected with a nut, the nut and the threaded rod 12 can threadedly fix between the welding processing table 2 and the metal ring 11, so as to facilitate dismounting and replacing the metal ring 11, and the clamp 13 is slidingly connected to the surface of the metal ring 11.

[0034] The clamp 13 comprises a sliding block 131, a limiting plug-in part 132, a connecting frame 133, an electric push rod 134, a clamping plate 135, a moving roller 136, a plug-in threaded rod 137, a metal frame 138 and a fastening bolt 139, the fastening bolt 139 is threadedly connected to the middle position of the sliding block 131, the fastening bolt 139 is threadedly connected to the outer end of the metal frame 138, the fastening bolt 139 can determine the position of the metal frame 138, facilitate the disassembly and replacement of the metal frame 138, the limiting plug-in part 132 is plugged into the outer end of the sliding block 131, the limiting plug-in part 132 is slidingly connected to the top of the metal ring 11, the moving roller 136 is movably connected to the surface of the metal ring 11, the moving roller 136 and the connecting frame 133 move on the surface of the metal ring 11, so that the movement of the sliding block 131 is more smooth, the plug-in threaded rod 137 is plugged into the top of the sliding block 131, the top end surface of the sliding block 131 is fixedly connected with a metal column, the metal column is plugged into the top of the metal frame 138, the metal frame 138 is plugged into the middle position of the sliding block 131, the metal frame 138 can slide along the surface of the connecting frame 133, and the fastening bolt 139 can determine the position between the metal frame 138 and the sliding block 131, the connecting frame 133 is threadedly connected to the surface of the plug-in threaded rod 137, the moving roller 136 is installed at the bottom of the connecting frame 133, the fastening bolt 139 is threadedly connected to the top of the sliding block 131, the fastening bolt 139 is movably connected to the top end surface of the metal ring 11, the sliding block 131 is movably connected to the top of the metal ring 11, the fastening bolt 139 rotates at the middle position of the sliding block 131, can threadedly fix between the sliding block 131 and the metal ring 11, the electric push rod 134 is installed on the inner side surface of the metal frame 138, the metal frame 138 is movably connected to the surface of the connecting frame 133, the connecting frame 133 is installed on the top of the sliding block 131, the connecting frame 133 is connected between the sliding block 131, and the connecting frame 133 can limit the position of the metal frame 138, so that the stability of the metal frame 138 can be maintained, the clamping plate 135 is installed on the surface of the piston rod in the electric push rod 134, a bolt is threadedly connected to the middle position of the clamping plate 135, the bolt rotates at the middle position of the clamping plate 135, the clamping plate 135 and the bolt can clamp and fix the angle steel tower foot, so that the welding operation of the angle steel tower foot can be facilitated, the clamping plate 135 is slidingly connected to the top end surface of the welding processing table 2, the number of the clamping plate 135 is three, the three clamping plates 135 are equally spaced, and the clamping plate 135 can clamp and fix the angle steel tower.

[0035] In use, the angle steel tower foot is pushed to move downwards, so that the bottom end surface of the angle steel tower foot is connected with the top end surface of the welding processing table 2, and the angle steel tower foot is movably connected with the clamping plate 135, then the bolt is rotated, the bolt and the clamping plate 135 can clamp and fix the angle steel tower foot, then the illuminating lamp 3 is started, and the illuminating lamp 3 can perform illumination operation on the angle steel tower foot on the surface of the welding processing table 2.

[0036] The welding tool and the welding gun inside the electric welding storage box 4 are connected, so that the welding work on the surface of the tower foot of the angle steel tower can be carried out.

[0037] The fastening bolt 139 is rotated, the fastening bolt 139 is separated from the sliding block 131, the metal frame 138 and the metal ring 11, so that the connection between the fastening bolt 139, the sliding block 131 and the metal ring 11 is loose.

[0038] The sliding block 131 is pulled to slide on the surface of the metal ring 11, the sliding block 131 drives the clamping plate 135 to rotate on the top surface of the welding workbench 2 through the metal frame 138 and the electric push rod 134, the position of the clamping plate 135 can be adjusted, so that different types of tower feet of angle steel towers can be clamped and fixed.

[0039] When the fastening bolt 139 is separated from the metal frame 138 and the sliding block 131.

[0040] The metal frame 138 is pulled to move upwards, the metal frame 138 can drive the electric push rod 134 to move upwards, the electric push rod 134 can drive the clamping plate 135 to move upwards, so that the metal frame 138 is separated from the sliding block 131, and the clamping plate 135 is convenient to disassemble and replace.

[0041] The nut is rotated, the nut is separated from the plug-in threaded rod 137, so that the plug-in threaded rod 137 is separated from the sliding block 131, and the connection between the connecting frame 133 and the sliding block 131 is loose.

[0042] The connecting frame 133 is pulled to move outward, the connecting frame 133 is separated from the sliding block 131, so that the connecting frame 133 can drive the moving roller 136 to be separated from the metal ring 11.

[0043] The limiting plug-in part 132 is pulled to the outer end, the limiting plug-in part 132 is separated from the sliding block 131 and the metal ring 11, so that the connection between the sliding block 131 and the metal ring 11 is loose, the sliding block 131 is pulled to move upwards, so that the sliding block 131 is separated from the metal ring 11, and different specifications of the sliding block 131 are convenient to disassemble and replace.

[0044] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A special welding fixture for the angle steel tower leg of a power transmission tower, comprising a clamping device (1) and a welding processing table (2), characterized in that: The top of the welding processing table (2) is provided with a lighting lamp (3), and the top of the welding processing table (2) is provided with an electric welding storage box (4), and the clamping device (1) is installed at the top of the lighting lamp (3). The clamping device (1) comprises a metal ring (11), a threaded rod (12) and a clamp (13), the threaded rod (12) is fixedly connected to the bottom of the metal ring (11), and the clamp (13) is slidably connected to the surface of the metal ring (11).

2. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 1, characterized in that: The clamp (13) comprises a sliding block (131), a limiting plug-in part (132), a connecting frame (133), an electric push rod (134), a clamping plate (135), a moving roller (136), a plug-in threaded rod (137), a metal frame (138) and a fastening bolt (139), the fastening bolt (139) is threadedly connected to the middle position of the sliding block (131), the limiting plug-in part (132) is inserted into the outer end of the sliding block (131), the plug-in threaded rod (137) is inserted into the top of the sliding block (131), the connecting frame (133) is threadedly connected to the surface of the plug-in threaded rod (137), the moving roller (136) is installed at the bottom of the connecting frame (133), the fastening bolt (139) is threadedly connected to the top of the sliding block (131), the electric push rod (134) is installed on the inner side surface of the metal frame (138), and the clamping plate (135) is installed on the surface of the piston rod of the electric push rod (134).

3. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 2, characterized in that: The fastening bolt (139) is movably connected to the top end surface of the metal ring (11), and the sliding block (131) is movably connected to the top of the metal ring (11).

4. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 3, characterized in that: The top end surface of the sliding block (131) is fixedly connected with a metal column, and the metal column is inserted into the top of the metal frame (138).

5. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 4, characterized in that: The metal frame (138) is movably connected to the surface of the connecting frame (133), and the connecting frame (133) is installed on the top of the sliding block (131).

6. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 5, characterized in that: The limiting plug-in part (132) is slidably connected to the top of the metal ring (11), and the moving roller (136) is movably connected to the surface of the metal ring (11).

7. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 6, characterized in that: The clamping plate (135) is slidably connected to the top end surface of the welding processing table (2), and the number of clamping plates (135) is three, and the three clamping plates (135) are distributed at equal intervals.

8. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 7, characterized in that: The middle position of the clamping plate (135) is threadedly connected with a bolt.

9. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 8, characterized in that: The metal ring (11) is movably connected to the top of the welding processing table (2), and the threaded rod (12) is inserted into the middle position of the welding processing table (2).

10. The special welding fixture for the angle steel tower leg of a power transmission tower according to claim 9, characterized in that: The fastening bolt (139) is threadedly connected to the outer end of the metal frame (138).

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