Welding auxiliary device

Abstract

The utility model provides an auxiliary welding device which comprises a base, a lifting rod arranged in the height direction is installed on the base, the top end of the lifting rod is connected with a cross beam, and the top end of the cross beam is connected with a bearing frame. A sliding rail is connected to the cross beam, and a welding gun connecting base is connected to the sliding rail in a sliding mode. The welding gun connecting base comprises a bearing plate connected with the sliding rail in a sliding mode, and a welding gun clamp is connected to one side of the bearing plate. According to the overhead welding device, after the welding gun is connected to the welding gun connecting base, the welding gun can be lifted to the bottom of a welding base material along with the cross beam under the action of the lifting rod, the welding gun connecting base carries the welding gun to move on the cross beam, and overhead welding operation of the bottom of the welding base material can be carried out; and the precision, angle and depth of the welding position can be maintained, so that the stability of overhead welding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding, in particular to a welding auxiliary device. Background Art

[0002] Welding is divided into flat welding, vertical welding, horizontal welding and overhead welding. Overhead welding is welding in which the welding position is below the horizontal level. This welding position is the most difficult to weld in all welding positions.

[0003] Conventional overhead welding is mainly done manually, which requires manual holding of the welding gun and the workpiece to be welded. The positioning of the welding workpiece relative to the welding base material and the manual welding gestures will directly affect the quality of overhead welding. Due to the uncontrollable factors of manual labor, there is bound to be a problem of unstable overhead welding quality.

[0004] How to design a welding auxiliary device and how to improve the quality of overhead welding are problems that need to be solved urgently. Summary of the invention

[0005] In view of the above-mentioned shortcomings of the prior art, the purpose of the present invention is to provide a welding auxiliary device for solving the problem of unstable quality of overhead welding in the prior art.

[0006] In order to achieve the above purpose and other related purposes, the utility model provides the following technical solutions:

[0007] A welding auxiliary device comprises a base, a lifting rod arranged in a height direction is installed on the base, the top end of the lifting rod is connected to a cross beam, and the top end of the cross beam is connected to a support frame;

[0008] The crossbeam is connected with a slide rail, and a welding gun connecting seat is slidably connected with the slide rail;

[0009] The welding gun connecting seat comprises a receiving plate slidably connected to the slide rail, a welding gun clamp is connected to one side of the receiving plate; and a guide plate is connected to the top of the receiving plate corresponding to the upper side of the welding gun clamp.

[0010] To implement the above technical solution, the base, lifting rod, beam and frame form a basic supporting structure. When the height of the welding base material from the ground remains unchanged, the beam and the frame can be lifted to the bottom of the welding base material under the action of the lifting rod, and the frame and the bottom surface of the welding base material form a support. At this time, the welding gun connecting seat connected to the beam is positioned and connected to the welding gun through the welding gun clamp and the guide plate. The welding gun can be carried and moved directly along the beam to complete the overhead welding operation at the bottom of the welding base material, which reduces the difficulty of overhead welding and the labor intensity of manual labor, and at the same time increases the quality of overhead welding by increasing the movement stability of the welding gun.

[0011] In one embodiment of the present invention, the base includes a plurality of first square tubes, and the plurality of first square tubes are sequentially connected end to end to form a first frame, and a universal wheel is connected to the bottom of the first frame.

[0012] To implement the above technical solution, the first square tubes are sequentially connected end to end to form a first frame, which can ensure the structural stability of the base; by adding universal wheels, the whole has the function of convenient movement, which facilitates the movement of the device to a designated position for overhead welding assistance.

[0013] In one embodiment of the utility model, the lifting rod includes a vertical tube fixed on the base and a column fixed on the crossbeam, the column is inserted into the interior of the vertical tube from top to bottom, the upper end side of the vertical tube is threadedly connected with a first locking screw, one end of the first locking screw passes through the interior of the vertical tube and abuts against the vertical tube.

[0014] To implement the above technical solution, the lifting rod is configured as two parts, a cylinder and a column. The cylinder can be extended and retracted relative to the column, thereby changing the overall height to achieve the purpose of lifting. The structure is simple and the cost is low. After the column moves inside the cylinder, it is locked by the first locking screw, which is easy to control.

[0015] In one embodiment of the present invention, an oblique support rod is provided between the side of the vertical tube and the base.

[0016] To implement the above technical solution, the connection stability of the vertical tube on the base is increased by adding diagonal braces.

[0017] In one embodiment of the present invention, both ends of the crossbeam are connected with angle plates, and the angle plates at both ends are commonly connected to the support frame.

[0018] To implement the above technical solution, the connection positions at both ends of the beam are increased by connecting the angle plates, so as to facilitate the installation of the support frame on the top of the beam.

[0019] In an embodiment of the present invention, a sliding block slidably connected to the sliding rail is connected to the receiving plate.

[0020] To implement the above technical solution, a slide block is provided to cooperate with a slide rail, thereby increasing the movement stability of a welding gun connection seat with a receiving plate as a main body on the crossbeam.

[0021] In one embodiment of the utility model, the welding gun clamp includes a guide block installed on the receiving plate, a pressure plate is provided on the side of the guide block facing away from the receiving plate, a second locking screw is passed through the pressure plate, and the second locking screw is threadedly connected to the guide block.

[0022] To implement the above technical solution, a clamping space is formed by arranging a guide block and a pressure plate to cooperate with each other, and the relative movement of the pressure plate and the guide block can be achieved by controlling the second locking screw, thereby clamping the welding gun and fixing the welding gun.

[0023] In one embodiment of the utility model, the support frame includes a plurality of second square tubes, and the plurality of second square tubes are sequentially connected end to end to form a second frame, and a connecting plate is connected to the bottom of the second frame.

[0024] To implement the above technical solution, the second square tubes are connected end to end in sequence to form a second frame, which can ensure the structural stability of the support frame; and a lower connection position is provided by arranging a connecting plate to facilitate its installation on the top of the beam.

[0025] As described above, a welding auxiliary device of the utility model has the following beneficial effects: after the welding gun is connected to the welding gun connecting seat, it can be raised to the bottom of the welding base material along with the crossbeam under the action of the lifting rod. The welding gun can be carried by the welding gun connecting seat and moved on the crossbeam to perform overhead welding operations on the bottom of the welding base material, and the welding position accuracy, angle and depth can be maintained, thereby increasing the stability of the overhead welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 Shown is a three-dimensional schematic diagram of a welding auxiliary device of the present utility model.

[0027] Figure 2 Shown is a schematic diagram of the base structure of a welding auxiliary device of the utility model.

[0028] Figure 3 Shown is a schematic diagram of a crossbeam structure of a welding auxiliary device of the utility model.

[0029] Figure 4 Shown is a schematic diagram of a welding gun connection seat of a welding auxiliary device of the present invention.

[0030] Figure 5 Shown is a schematic diagram of a support structure of a welding auxiliary device of the utility model.

[0031] Component number description

[0032] 1-base; 11-first square tube; 12-universal wheel; 2-lifting rod; 21-vertical tube; 22-diagonal support rod; 23-first locking screw; 24-column; 3-crossbeam; 32-angle plate; 33-slide rail; 4-welding gun connecting seat; 41-supporting plate; 42-slider; 43-guide plate; 44-guide block; 45-pressing plate; 46-second locking screw; 5-support frame; 51-second square tube; 52-connecting plate. DETAILED DESCRIPTION

[0033] The following specific embodiments illustrate the implementation of the present invention, and those familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0034] See also Figure 1 , 3 The utility model provides a welding auxiliary device, including a base 1, a lifting rod 2 arranged in a height direction is installed on the base 1, the top of the lifting rod 2 is connected to the cross beam 3, and the top of the cross beam 3 is connected to a support frame 5; a slide rail 33 is connected to the cross beam 3, and a welding gun connecting seat 4 is slidably connected to the slide rail 33; the welding gun connecting seat 4 includes a receiving plate 41 slidably connected to the slide rail 33, and a welding gun clamp is connected to one side of the receiving plate 41; a guide plate 43 is connected to the top of the receiving plate 41 corresponding to the upper side of the welding gun clamp; the base 1, the lifting rod 2, the cross beam 3 and the support frame 5 form a basic supporting structure. When the height of the welding base material from the ground remains unchanged, the crossbeam 3 and the support frame 5 can be lifted to the bottom of the welding base material under the action of the lifting rod 2, and the support frame 5 forms a support with the bottom surface of the welding base material. At this time, after the welding gun connecting seat 4 connected to the crossbeam 3 is positioned and connected to the welding gun through the welding gun clamp and the guide plate 43, the welding gun can be carried and moved directly along the crossbeam 3 to complete the overhead welding operation at the bottom of the welding base material, which reduces the difficulty and labor intensity of overhead welding, and at the same time increases the quality of overhead welding by increasing the movement stability of the welding gun.

[0035] See also Figure 2 The base 1 includes a plurality of first square tubes 11, which are connected end to end in sequence to form a first frame, and a universal wheel 12 is connected to the bottom of the first frame; the first square tubes 11 are connected end to end in sequence to form the first frame, so that the structural stability of the base 1 can be ensured; by adding the universal wheel 12, the whole has the function of convenient movement, so that the device can be moved to a designated position for overhead welding assistance.

[0036] An oblique support rod 22 is provided between the side of the vertical tube 21 and the base 1 ; the connection stability of the vertical tube 21 on the base 1 is increased by adding the oblique support rod 22 .

[0037] See also Figure 2-3 The lifting rod 2 includes a vertical tube 21 fixed on the base 1 and a column 24 fixed on the crossbeam 3. The column 24 is inserted into the interior of the vertical tube 21 from top to bottom. The upper end side of the vertical tube 21 is threadedly connected with a first locking screw 23. One end of the first locking screw 23 penetrates into the interior of the vertical tube 21 and abuts against the vertical tube 21. The lifting rod 2 is configured as two parts, the vertical tube 21 and the column 24. The vertical tube can be extended and retracted relative to the column 24, thereby changing the overall height to achieve the purpose of lifting. The structure is simple and the cost is low. After the column 24 moves inside the vertical tube 21, it is locked by the first locking screw 23, which is convenient to control.

[0038] See also Figure 3 Both ends of the beam 3 are connected with angle plates 32, and the angle plates 32 at both ends are connected to the support frame 5; by connecting the angle plates, the connection positions at both ends of the beam 3 are increased, which facilitates the installation of the support frame 5 at the top of the beam 3.

[0039] See also Figure 4 A slider 42 slidably connected to the slide rail 33 is connected to the receiving plate 41; by arranging the slider 42 to cooperate with the slide rail 33, the movement stability of the welding gun connecting seat 4 with the receiving plate 41 as the main body on the beam 3 is increased.

[0040] The welding gun clamp includes a guide block 44 installed on the receiving plate 41, and a pressure plate 45 is arranged on the side of the guide block 44 facing away from the receiving plate 41. A second locking screw 46 is passed through the pressure plate 45, and the second locking screw 46 is threadedly connected to the guide block 44; a clamping space is formed by cooperating with the guide block 44 and the pressure plate 45, and the relative movement of the pressure plate 45 and the guide block 44 can be achieved through the control of the second locking screw 46, thereby clamping the welding gun and fixing the welding gun.

[0041] See also Figure 5 The support frame 5 includes a plurality of second square tubes 51, which are connected end to end in sequence to form a second frame, and a connecting plate 52 is connected to the bottom of the second frame; the second square tubes 51 are connected end to end in sequence to form a second frame, which can ensure the structural stability of the support frame 5; the connecting plate 52 is provided to provide a lower connection position, which is convenient for its installation on the top of the beam 3.

[0042] During specific implementation, the welding gun is connected to the welding gun connecting seat 4 through the welding gun clamp and the guide plate 43, and then the auxiliary device is moved as a whole to the bottom of the welding base material through the universal wheel 12, and the crossbeam 3 and the welding gun connecting seat 4 and the support frame 5 connected to the crossbeam 3 are lifted and lowered through the lifting rod 2 until the support frame 5 stops after supporting the bottom surface of the welding base material, and ensure that the welding direction of the welding base material to be welded is the same as the moving direction of the welding gun connecting seat 4 on the crossbeam 3, and then the welding gun is turned on, and the welding gun connecting seat 4 is pushed to move on the crossbeam 3, so that the overhead welding operation at the bottom of the welding base material can be carried out.

[0043] In the utility model, after the welding gun is connected to the welding gun connecting seat 4, it can be lifted to the bottom of the welding base material along with the cross beam 3 under the action of the lifting rod 2. The welding gun can be carried by the welding gun connecting seat 4 and moved on the cross beam 3 to perform overhead welding operations on the bottom of the welding base material, and the welding position accuracy, angle and depth can be maintained, thereby increasing the stability of the overhead welding quality.

[0044] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. All equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A welding auxiliary device, characterized in that: It comprises a base (1), on which a lifting rod (2) arranged in a height direction is mounted, the top end of the lifting rod (2) is connected to a crossbeam (3), and the top end of the crossbeam (3) is connected to a support frame (5); The crossbeam (3) is connected to a slide rail (33), and a welding gun connecting seat (4) is slidably connected to the slide rail (33); The welding gun connection seat (4) comprises a receiving plate (41) slidably connected to the slide rail (33), one side of the receiving plate (41) being connected to a welding gun clamp; and a guide plate (43) is connected to the top of the receiving plate (41) corresponding to the upper side of the welding gun clamp.

2. A welding auxiliary device according to claim 1, characterized in that: The base (1) comprises a plurality of first square tubes (11), wherein the plurality of first square tubes (11) are sequentially connected end to end to form a first frame, and a universal wheel (12) is connected to the bottom of the first frame.

3. A welding auxiliary device according to claim 1, characterized in that: The lifting rod (2) comprises a vertical tube (21) fixed on the base (1) and a column (24) fixed on the crossbeam (3); the column (24) is inserted into the interior of the vertical tube (21) from top to bottom; a first locking screw (23) is threadedly connected to the side of the upper end of the vertical tube (21); one end of the first locking screw (23) passes through the interior of the vertical tube (21) and abuts against the vertical tube (21).

4. A welding auxiliary device according to claim 3, characterized in that: An oblique support rod (22) is provided between the side of the vertical cylinder (21) and the base (1).

5. A welding auxiliary device according to claim 1, characterized in that: Both ends of the crossbeam (3) are connected with angle plates (32), and the angle plates (32) at both ends are connected to the support frame (5) together.

6. A welding auxiliary device according to claim 1, characterized in that: The receiving plate (41) is connected to a sliding block (42) which is slidably connected to the sliding rail (33).

7. A welding auxiliary device according to claim 1, characterized in that: The welding gun clamp comprises a guide block (44) mounted on a receiving plate (41); a pressure plate (45) is arranged on a side of the guide block (44) facing away from the receiving plate (41); a second locking screw (46) is passed through the pressure plate (45); and the second locking screw (46) is threadedly connected to the guide block (44).

8. A welding auxiliary device according to claim 1, characterized in that: The support frame (5) comprises a plurality of second square tubes (51), wherein the plurality of second square tubes (51) are sequentially connected end to end to form a second frame, and a connecting plate (52) is connected to the bottom of the second frame.

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