Butt joint device for steel bar welding

Abstract

The utility model discloses a butt joint device for steel bar welding, and relates to the technical field of steel bar machining. The device comprises a bottom plate, a mounting plate is fixedly arranged at the middle end of the upper surface of the bottom plate, a containing groove is formed in the top of the mounting plate, and two first vertical plates which are oppositely arranged are fixedly arranged at one end of the upper surface of the bottom plate; two second vertical plates which are distributed oppositely are arranged at the end, away from the first vertical plate, of the upper surface of the bottom plate in a sliding mode, and a first positioning pipe and a second positioning pipe are rotationally arranged on the first vertical plate and the second vertical plate correspondingly and are kept at the same horizontal position with the containing groove; after the reinforcing steel bars are welded, the two reinforcing steel bars needing to be welded can be driven to rotate by driving the rotating wheels, so that the positions needing to be welded are adjusted, the reinforcing steel bars do not need to be adjusted after welding is stopped, then welding is conducted, operation steps are reduced, and welding convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar processing, in particular to a butt joint device for steel bar welding. Background Art

[0002] In the construction industry, welding two steel bars is a common operation. In order to adapt to various buildings, two short steel bars need to be welded together for the convenience of workers. During the welding process, the most critical operation is to butt and clamp the two steel bars.

[0003] However, most of the devices for welding the steel bars after they are butt-jointed only have a butt-jointing function. However, all the butt-jointed parts of the steel bars need to be welded during welding. However, the butt-jointing devices do not have the function of flipping the steel bars. As a result, after welding a part of the steel bars, the butt-jointed steel bars need to be loosened and flipped before welding, which reduces the welding efficiency and is inconvenient to use. Utility Model Content

[0004] In order to solve the above-mentioned problems, the purpose of the utility model is to provide a butt joint device for steel bar welding.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions: a butt joint device for steel bar welding, comprising a base plate, a mounting plate is fixedly provided on the middle end of the upper surface of the base plate, a placement groove is provided on the top of the mounting plate, two first vertical plates arranged correspondingly are fixedly provided on one end of the upper surface of the base plate, two second vertical plates distributed correspondingly are slidably provided on the end of the upper surface of the base plate away from the first vertical plate, a first positioning tube and a second positioning tube are respectively rotated on the upper part of the first vertical plate to maintain the same horizontal position as the placement groove, a second long rod is provided below the first positioning tube, a second long rod is provided below the second positioning tube, the second long rod is movably inserted in the first long rod, the first long rod and the second positioning tube, the second long rod and the first positioning tube are connected by two meshing gears.

[0006] Preferably, an electric push rod is fixedly installed on the upper surface of the base plate close to the first long rod, and the output end of the electric push rod is coaxially fixedly arranged on the two second vertical plates.

[0007] Preferably, a fixing block is fixedly installed on the outside of the first positioning tube and the second positioning tube, a positioning block is provided inside the fixing block, the bottom of the positioning block is arranged in an arc shape, and a screw is connected to the end of the positioning block away from its own arc through a bearing, and the end of the screw away from the positioning block is threaded through the fixing block.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. In the utility model, after welding the steel bars, the two steel bars to be welded can be driven to rotate by driving the rotating wheel, so as to adjust the welding position, and there is no need to adjust the steel bars after stopping welding and then weld, which reduces the operation steps and improves the convenience of welding;

[0010] 2. The rotating screw provided in the utility model can drive the positioning block to stabilize the steel bar in the positioning tube. At the same time, the electric push rod can ensure the stability of the two steel bars after docking during welding, thereby improving the welding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 It is a schematic diagram of the structure of the first long rod and the second long rod of the utility model.

[0014] Figure 3 This is a schematic diagram of the internal structure of the fixed block of the utility model.

[0015] In the figure: 1. bottom plate; 11. mounting plate; 12. placement groove; 13. welding groove; 14. first vertical plate; 15. second vertical plate; 16. first positioning tube; 17. second positioning tube; 2. first long rod; 21. second long rod; 22. limit rod; 23. gear; 24. rotating shaft; 25. rotating wheel; 26. baffle; 27. electric push rod; 3. fixing block; 31. screw; 32. positioning block; 4. supporting leg; 41. shock-absorbing pad. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Example: Figure 1-3As shown, the utility model provides a butt joint device for steel bar welding, including a base plate 1, a mounting plate 11 is fixedly provided at the middle end of the upper surface of the base plate 1, a placement groove 12 is opened on the top of the mounting plate 11, two first vertical plates 14 arranged in this regard are fixedly provided at one end of the upper surface of the base plate 1, and two second vertical plates 15 distributed in this regard are slidably provided at one end of the upper surface of the base plate 1 away from the first vertical plates 14, a first positioning tube 16 and a second positioning tube 17 are respectively rotated on the first vertical plate 14 and the second vertical plate 15 to maintain the same horizontal position with the placement groove 12, a second long rod 21 is provided below the first positioning tube 16, a second long rod 21 is provided below the second positioning tube 17, the second long rod 21 is movably inserted in the first long rod 2, the first long rod 2 and the second positioning tube 17, the second long rod 21 and the first positioning tube 16 are connected by two meshing gears 23.

[0018] A rotating shaft 24 is rotatably provided on the upper surface of the base plate 1 near the second long rod 21, a belt is provided between the rotating shaft 24 and the second long rod 21, the belt is connected to the second long rod 21 and the rotating shaft 24 through a transmission wheel, a rotating wheel 25 is fixedly provided at the end of the rotating shaft 24, and the rotating wheel 25 can facilitate the staff to directly drive the second long rod 21 to rotate, thereby driving the connected steel bars to rotate, which is convenient for the staff to operate.

[0019] A limiting rod 22 is fixedly provided on the outer wall of the second long rod 21, and the limiting rod 22 can be inserted into the first long rod 2 together with the second long rod 21. The setting of the limiting rod 22 can ensure that when the second long rod 21 moves between the first long rod 2, the first long rod 2 can also move with the second long rod 21.

[0020] An electric push rod 27 is fixedly installed on the upper surface of the base plate 1 near the first long rod 2. The output end of the electric push rod 27 is coaxially fixed on the two second vertical plates 15. The set electric push rod 27 can push the steel bars on the second positioning tube 17 to tightly abut against the contact ends of the steel bars in the first positioning tube 16, thereby increasing the stability during welding; the outer wall of the first long rod 2 is located on both sides of the second vertical plate 15 and is fixed with baffles 26. The baffles 26 can make the first long rod 2 move with the second vertical plate 15 when the second vertical plate 15 moves, thereby ensuring that the first long rod 2 and the second long rod 21 can rotate normally; a welding groove 13 is opened at the middle end of the placement groove 12. The set welding groove 13 can provide space for the staff to weld the two weldings with a welding gun, and it is also convenient to view the effect after welding.

[0021] The first positioning tube 16 and the second positioning tube 17 are both fixedly installed with a fixing block 3 on the outside, and a positioning block 32 is provided inside the fixing block 3. The bottom of the positioning block 32 is arranged in an arc shape, and the end of the positioning block 32 away from its own arc is connected with a screw rod 31 through a bearing. The end of the screw rod 31 away from the positioning block 32 is threadedly penetrated through the fixing block 3. By rotating the screw rod 31 to push the positioning block 32 to move, the positioning block 32 can position the inserted steel bar to prevent loosening and deviation during welding.

[0022] Support legs 4 are fixedly provided at the four corners of the lower surface of the base plate 1. Shock-absorbing pads 41 are fixedly provided at the bottom of the support legs 4. The shock-absorbing pads 41 can buffer and reduce shock when the device on the base plate 1 is working, thereby improving the stability of the processing operation.

[0023] Working principle: In actual use, the staff can insert the two steel bars to be welded through the first positioning tube 16 and the second positioning tube 17 respectively, so that the two steel bars are butted at the position of the welding groove 13. Then the staff can rotate the screw 31 on the first positioning tube 16 and the second positioning tube 17, and rotate the screw 31 to push the positioning block 32 to move, so that the positioning block 32 can position the inserted steel bars to prevent loosening and deviation during welding. Then drive the electric push rod 27, and the electric push rod 27 can push the steel bars on the second positioning tube 17 to tightly contact the contact end of the steel bars in the first positioning tube 16, thereby increasing the stability during welding. Then the staff can A handheld welding gun is used to weld the two butted steel bars at the welding groove 13 provided on the placement groove 12. At the same time, another staff member can drive the rotating wheel 25, and the rotating wheel 25 can drive the second long rod 21 to rotate. The second long rod 21 can drive the first long rod 2 to rotate through the limiting rod 22. At this time, the first long rod 2 and the second long rod 21 can respectively drive the first positioning tube 16 and the second positioning tube 17 to rotate synchronously in the same direction through the two meshing gears 23, so that the butted steel bars can rotate, thereby facilitating welding of other positions at the butt joint, and there is no need to adjust the steel bars after stopping welding and then weld again, which reduces the operation steps and improves the convenience of welding.

[0024] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A butt joint device for steel bar welding, comprising a bottom plate (1), characterized in that: A mounting plate (11) is fixedly provided at the middle end of the upper surface of the base plate (1), a placement groove (12) is provided at the top of the mounting plate (11), two first vertical plates (14) arranged in correspondence are fixedly provided at one end of the upper surface of the base plate (1), and two second vertical plates (15) arranged in correspondence are slidably provided at one end of the upper surface of the base plate (1) away from the first vertical plates (14), a first positioning tube (16) and a second positioning tube (17) are rotatably provided on the first vertical plate (14) and the second vertical plate (15) respectively, and the first vertical plate (14) and the second vertical plate (15) are kept in the same horizontal position with the placement groove (12), a second long rod (21) is provided below the first positioning tube (16), a second long rod (21) is provided below the second positioning tube (17), and the second long rod (21) is movably inserted in the first long rod (2), and the first long rod (2) and the second positioning tube (17) and the second long rod (21) and the first positioning tube (16) are connected by two meshing gears (23).

2. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: A rotating shaft (24) is rotatably provided on the upper surface of the bottom plate (1) near the second long rod (21); a belt is provided between the rotating shaft (24) and the second long rod (21); the belt is connected to the second long rod (21) and the rotating shaft (24) via a transmission wheel; a rotating wheel (25) is fixedly provided at the end of the rotating shaft (24).

3. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: A limiting rod (22) is fixedly provided on the outer wall of the second long rod (21), and the limiting rod (22) can be inserted into the first long rod (2) together with the second long rod (21).

4. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: An electric push rod (27) is fixedly mounted on the upper surface of the bottom plate (1) near the first long rod (2), and the output end of the electric push rod (27) is coaxially fixedly arranged on the two second vertical plates (15).

5. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: Baffles (26) are fixedly provided on the outer wall of the first long rod (2) on both sides of the second vertical plate (15).

6. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: A welding groove (13) is provided at the middle end of the placement groove (12).

7. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: A fixing block (3) is fixedly installed on the outside of the first positioning tube (16) and the second positioning tube (17), a positioning block (32) is arranged inside the fixing block (3), the bottom of the positioning block (32) is arranged in an arc shape, and a screw rod (31) is connected to the end of the positioning block (32) away from the arc shape through a bearing, and the end of the screw rod (31) away from the positioning block (32) is threadedly penetrated through the fixing block (3).

8. A butt joint device for steel bar welding as claimed in claim 1, characterized in that: Support legs (4) are fixedly provided at the four corners of the lower surface of the base plate (1), and a shock-absorbing pad (41) is fixedly provided at the bottom of the support leg (4).

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