Steel bar welding machine

Abstract

The utility model belongs to the technical field of steel bar machining, and particularly relates to a steel bar welding machine which comprises a machine body. The device comprises a machine body, two sets of clamping units, two sets of rust removing units, a welding unit and a horizontal pushing unit, the two sets of clamping units are arranged on the two sides of the machine body correspondingly, and the clamping units can clamp steel bars and can drive the steel bars to rotate in the circumferential direction of the steel bars; the two sets of rust removal units are arranged on the two sides of the machine body correspondingly and located on the sides, close to each other, of the two sets of clamping units, and the rust removal units can conduct rust removal on the ends of the reinforcing steel bars; the welding unit is located in the middle of the machine body and can weld the two steel bars. The horizontal pushing unit is used for driving the two clamping units to horizontally move on the machine body, so that the reinforcing steel bars are moved to the welding unit from the rust removal unit; compared with the prior art, the steel bar welding machine disclosed by the utility model has the advantages that the end part of the steel bar can be derusted firstly, and then the steel bar is welded, so that the defect of the steel bar in the welding process is avoided, and the welding quality is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel bar processing, in particular to a steel bar welding machine. Background Art

[0002] Welding, also known as fusion or melting, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. The welding process is usually completed with a welding machine, which uses the high-temperature arc generated by the instantaneous short circuit of the positive and negative poles to melt the solder on the welding wire and the material to be welded, so that the contacted objects are combined.

[0003] In the past, the steel bar welding equipment used on construction sites usually required practical workers to hold welding guns to weld the required steel bars, and most of the steel bars would have rust on their surfaces before welding. If the rust was not removed, it would cause defects in the steel bars during the welding process and affect the welding effect. Utility Model Content

[0004] The purpose of the utility model is to provide a steel bar welding machine in view of the above-mentioned technical problems. The steel bar welding machine can first remove rust from the ends of the steel bars and then weld the steel bars, thereby avoiding defects in the steel bars during the welding process and ensuring the quality of welding.

[0005] In view of this, the utility model provides a steel bar welding machine, comprising: a machine body;

[0006] Two groups of clamping units are respectively arranged on both sides of the machine body, and the clamping units can clamp the steel bars, and the clamping units can rotate along the circumferential direction of the steel bars with the steel bars;

[0007] Two groups of rust removal units are respectively arranged on both sides of the machine body, and the two groups of rust removal units are located on the side where the two groups of clamping units are close to each other. The rust removal units can remove rust from the ends of the steel bars;

[0008] Welding unit: The welding unit is located in the middle of the machine body and can weld two sections of steel bars;

[0009] The horizontal push unit is used to drive the two sets of clamping units to move horizontally on the machine body, so that the steel bars are moved from the rust removal unit to the welding unit.

[0010] In the present technical solution, the two sections of steel bars to be welded are fixed by two groups of clamping units respectively. The ends of the two sections of steel bars after being fixed are respectively located at the two groups of rust removal units. The two groups of clamping units rotate with the two sections of steel bars and cooperate with the two groups of rust removal units to remove rust from the ends of the two sections of steel bars respectively. After the rust removal is completed, the push unit drives the two groups of clamping units to move the two sections of steel bars to the welding unit. At this time, the ends of the two sections of steel bars are close to each other, and the welding unit welds the ends of the two sections of steel bars.

[0011] In the above technical solution, further, the clamping unit includes:

[0012] A translation seat, which is arranged on the machine body;

[0013] A clamping cylinder, which is rotatably arranged on the translation seat, can clamp the steel bar, and has transmission teeth distributed circumferentially on the outer wall of the clamping cylinder;

[0014] A driving gear is arranged on the translation seat, and is meshed and connected with the transmission gear;

[0015] The driving motor is used to drive the driving gear to rotate.

[0016] In the above technical solution, further, a guide groove is provided on the machine body, the translation seat is slidably connected in the guide groove, and the push unit drives the translation seat to slide in the guide groove.

[0017] In the above technical solution, further, the rust removal unit includes:

[0018] A rust removal seat, which is arranged on the machine body;

[0019] A rust removal grinding wheel is arranged on a rust removal seat, and the rust removal grinding wheel can remove rust from the surface of the steel bar when rotating;

[0020] Rust removal motor, the rust removal motor is used to drive the rust removal grinding wheel to rotate.

[0021] In the above technical solution, further, a positioning plate is provided on the rust removal seat, and a side moving unit for driving the positioning plate to move along the diameter direction of the steel bar is provided on one side of the rust removal seat.

[0022] In the above technical solution, further, the welding unit includes:

[0023] A mounting seat, the mounting seat is arranged on the machine body;

[0024] A welding gun, which is arranged on a mounting seat and can weld the ends of two sections of steel bars;

[0025] The horizontal pushing unit can drive the mounting seat to move along the diameter direction of the steel bar.

[0026] The beneficial effects of the utility model are:

[0027] 1. Through the cooperation of two sets of clamping units, two sets of rust removal units, welding units and push units, the ends of the two sections of steel bars to be welded can be rust-removed first, and then the two sections of steel bars can be welded to avoid defects in the steel bars during the welding process and ensure the quality of welding.

[0028] 2. By setting a positioning plate on the rust removal seat and setting a side moving unit to drive the positioning plate to move in the diameter direction of the steel bar, before the clamping unit fixes the steel bar, the end of the steel bar can be positioned by the positioning plate, and then the clamping unit can fix the steel bar. In this way, the distance from the rust removal unit to the welding unit is the same each time, and the push process of the clamping unit can be completed automatically without the need for workers to operate the docking, which reduces the labor intensity of workers and improves processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] 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 labor.

[0030] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0031] Figure 2 It is a three-dimensional structural schematic diagram of the utility model in the rust removal state.

[0032] Figure 3 It is a schematic diagram of the structure of the utility model in a top view in a rust removal state.

[0033] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model in welding state.

[0034] Figure 5 It is a schematic diagram of the top view structure of the utility model in welding state.

[0035] The symbols in the figure are:

[0036] 1. Machine body; 101. Guide groove; 2. Clamping unit; 201. Translation seat; 202. Clamping cylinder; 203. Transmission gear; 204. Driving gear; 205. Active motor; 3. Rust removal unit; 301. Rust removal seat; 302. Rust removal grinding wheel; 303. Rust removal motor; 4. Welding unit; 401. Mounting seat; 402. Welding gun; 403. Horizontal push unit; 5. Horizontal push unit; 6. Positioning plate; 7. Lateral push unit; 100. Rebar; DETAILED DESCRIPTION

[0037] 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 of 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.

[0038] In the description of the utility model, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0039] Example 1

[0040] like Figure 1-Figure 5 As shown, this embodiment provides a steel bar welding machine, comprising: a machine body 1, two groups of clamping units 2, two groups of rust removal units 3, a welding unit 4, a horizontal push unit 5,

[0041] See also Figure 1 The two groups of clamping units 2 are respectively arranged on both sides of the machine body 1. The clamping units 2 can clamp the steel bar 100. The clamping units 2 can rotate along the circumferential direction of the steel bar 100 with the steel bar 100. Specifically, the clamping units 2 include: a translation seat 201, a clamping cylinder 202, a driving gear 204, and a driving motor 205.

[0042] The upper surface of the body 1 is provided with a guide groove 101, and the translation seat 201 is slidably connected in the guide groove 101. The push unit 5 drives the translation seat 201 to slide in the guide groove 101. In this embodiment, the push unit 5 can be a cylinder.

[0043] The clamping cylinder 202 is rotatably disposed on the translation seat 201. The clamping cylinder 202 can clamp the steel bar 100 in the inner circle. Any internal hollow structure that can clamp the steel bar 100 in the prior art can be used as the clamping cylinder 202 of this embodiment. The outer peripheral wall of the clamping cylinder 202 is a cylindrical surface, and the outer wall of the clamping cylinder 202 is circumferentially distributed with transmission teeth 203.

[0044] The driving gear 204 is rotatably mounted on the translation seat 201, and the driving gear 204 is meshed and connected with the transmission gear 203;

[0045] The output shaft of the driving motor 205 is coaxially connected to the driving gear 204 to drive the driving gear 204 to rotate;

[0046] The horizontal push unit 5 is used to drive the two groups of clamping units 2 to move horizontally on the machine body 1, so that the steel bar 100 moves from the rust removal unit 3 to the welding unit 4.

[0047] The two groups of rust removal units 3 are respectively arranged on both sides of the machine body 1, and the two groups of rust removal units 3 are located on the side where the two groups of clamping units 2 are close to each other. The rust removal units 3 can remove rust from the ends of the steel bars 100;

[0048] Specifically, the rust removal unit 3 includes: a rust removal seat 301, a rust removal grinding wheel 302, and a rust removal motor 303.

[0049] The rust removal seat 301 is fixed on the machine body 1;

[0050] The rust removal grinding wheel 302 is rotatably arranged on the rust removal seat 301. The rust removal grinding wheel 302 can remove rust from the surface of the steel bar 100 when rotating. The position of the rust removal grinding wheel 302 on the rust removal seat 301 can be fine-tuned so that the rust removal grinding wheel 302 can be close to the steel bar 100 or away from the steel bar 100.

[0051] The output shaft of the rust removal motor 303 is coaxially connected to the rust removal grinding wheel 302 for driving the rust removal grinding wheel 302 to rotate.

[0052] The welding unit 4 is located in the middle of the machine body 1, and the welding unit 4 can weld two sections of steel bars 100;

[0053] Specifically, the welding unit 4 includes: a mounting base 401, a welding gun 402, and a horizontal push unit 403.

[0054] The mounting seat 401 is arranged on the machine body 1; the welding gun 402 is arranged on the mounting seat 401, and the welding gun 402 can weld the ends of two sections of steel bars 100, and the welding gun 402 can use a welding structure in the prior art; the horizontal pushing unit 403 can drive the mounting seat 401 to move along the diameter direction of the steel bar 100, and in this embodiment, the horizontal pushing unit 403 can use a cylinder;

[0055] In this embodiment, the two sections of steel bars 100 are respectively extended into the inner circles of the two clamping cylinders 202, and the ends of the two sections of steel bars 100 to be welded are respectively moved to the two rust removal seats 301 and located on one side of the rust removal grinding wheel 302, so that the steel bars 100 are in contact with the rust removal grinding wheel 302. At this time, the two sections of steel bars 100 are fixed by the two clamping cylinders 202, and the driving motor 205 and the rust removal motor 303 are started. The rust removal motor 303 will drive the rust removal grinding wheel 302 to rotate to remove rust from the end surface of the steel bars 100. The driving motor 205 drives the driving gear 204 to rotate, and the driving gear 204 drives the clamping cylinder 202 to rotate through the transmission gear 203. The clamping cylinder 202 carries the steel bars 100 along the steel The steel bar 100 is rotated in a circular direction to remove all rust on the circumferential surface of the end of the steel bar 100. Then, the rust removal grinding wheel 302 is fine-tuned to separate the rust removal grinding wheel 302 from the steel bar 100. The horizontal push unit 5 is started to drive the translation seat 201 to move toward the welding unit 4 until the ends of the two sections of steel bars 100 are close to and in contact with each other. At this time, the horizontal push unit 403 is started to drive the mounting seat 401 and the welding gun 402 to approach the steel bar 100. The welding gun 402 welds the ends of the two sections of steel bars 100. During the welding process, the driving motor 205 drives the steel bar 100 to rotate indirectly, so that the welding gun 402 welds in the entire circumferential direction of the ends of the two sections of steel bars 100 until the welding is completed.

[0056] Figure 2 and Figure 3 The schematic diagram shown is that the ends of two sections of steel bars 100 are respectively located at two groups of rust removal units 3, and at this time, the rust removal units 3 perform rust removal operations on the ends of the steel bars 100;

[0057] Figure 4 and Figure 5 What is shown is a schematic diagram in which the ends of two sections of steel bars 100 are located at the welding unit 4 . At this time, the ends of the two sections of steel bars 100 are in contact with each other, and the welding unit 4 welds the two sections of steel bars 100 .

[0058] Example 2

[0059] This embodiment provides a steel bar welding machine, which, in addition to the technical solutions of the above embodiments, also improves the initial positioning method of the steel bar 100.

[0060] A positioning plate 6 is provided on the rust removal seat 301, and a side moving unit for driving the positioning plate 6 to move along the diameter direction of the steel bar 100 is provided on one side of the rust removal seat 301. In this embodiment, the side moving unit can be a cylinder;

[0061] By setting the positioning plate 6 and the side pushing unit 7, before the clamping unit 2 fixes the steel bar 100, the end of the steel bar 100 can be positioned by the positioning plate 6, and then the clamping unit 2 can fix the steel bar 100. In this way, the distance from the rust removal unit 3 to the welding unit 4 of the steel bar 100 is the same each time, and the horizontal pushing process of the clamping unit 2 can be completed automatically without the need for workers to operate the docking, thereby reducing the labor intensity of workers and improving processing efficiency.

[0062] Specifically, during the steel bar 100 clamping stage and rust removal stage, please refer to Figure 2 , the side push unit 7 drives the positioning plate 6 to move to the plane projection in the axial direction of the steel bar 100, and the projection of the positioning plate 6 partially overlaps with the projection of the steel bar 100, and then the end of the steel bar 100 passes through the clamping cylinder 202 and moves to contact with the positioning plate 6, at this time, the positioning of the steel bar 100 is completed, and the steel bar 100 can be fixed by the clamping cylinder 202;

[0063] After the derusting stage is completed to the welding stage, please refer to Figure 4 The side push unit 7 drives the positioning plate 6 to move away from the steel bar 100. At this time, the horizontal push unit 5 pushes the clamping unit 2 to move the steel bar 100 to the welding unit 4, and the positioning plate 6 will not interfere with the movement of the steel bar 100.

[0064] The embodiments of the utility model are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the enlightenment of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A steel bar welding machine, characterized in that: include: Body (1); Two groups of clamping units (2), the two groups of clamping units (2) are respectively arranged on both sides of the machine body (1), the clamping units (2) can clamp the steel bars (100), and the clamping units (2) can carry the steel bars (100) and rotate along the circumferential direction of the steel bars (100); Two groups of rust removal units (3), the two groups of rust removal units (3) are respectively arranged on both sides of the machine body (1), the two groups of rust removal units (3) are located on the side where the two groups of clamping units (2) are close to each other, and the rust removal units (3) can remove rust from the ends of the steel bars (100); A welding unit (4), the welding unit (4) being located in the middle of the machine body (1), and the welding unit (4) being capable of welding two sections of steel bars (100); A horizontal push unit (5), the horizontal push unit (5) is used to drive the two groups of clamping units (2) to move horizontally on the machine body (1), so that the steel bar (100) moves from the rust removal unit (3) to the welding unit (4).

2. A steel bar welding machine according to claim 1, characterized in that: The clamping unit (2) comprises: A translation seat (201), wherein the translation seat (201) is arranged on the machine body (1); A clamping cylinder (202), the clamping cylinder (202) being rotatably disposed on the translation seat (201), the clamping cylinder (202) being capable of clamping the steel bar (100), and transmission teeth (203) being distributed along the circumferential direction on the outer wall of the clamping cylinder (202); A driving gear (204), the driving gear (204) being arranged on the translation seat (201), the driving gear (204) being meshedly connected with the transmission gear (203); A driving motor (205) is used to drive the driving gear (204) to rotate.

3. A steel bar welding machine according to claim 2, characterized in that: The machine body (1) is provided with a guide groove (101), the translation seat (201) is slidably connected in the guide groove (101), and the push unit (5) drives the translation seat (201) to slide in the guide groove (101).

4. A steel bar welding machine according to claim 1, characterized in that: The rust removal unit (3) comprises: A rust removal seat (301), wherein the rust removal seat (301) is arranged on the machine body (1); A rust-removing grinding wheel (302), wherein the rust-removing grinding wheel (302) is arranged on the rust-removing seat (301), and the rust-removing grinding wheel (302) can remove rust from the surface of the steel bar (100) when rotating; A rust removal motor (303), wherein the rust removal motor (303) is used to drive the rust removal grinding wheel (302) to rotate.

5. A steel bar welding machine according to claim 4, characterized in that: A positioning plate (6) is provided on the rust removal seat (301), and a side moving unit for driving the positioning plate (6) to move along the diameter direction of the steel bar (100) is provided on one side of the rust removal seat (301).

6. A steel bar welding machine according to claim 1, characterized in that: The welding unit (4) comprises: A mounting seat (401), the mounting seat (401) being arranged on the machine body (1); A welding gun (402), the welding gun (402) being arranged on the mounting seat (401), and the welding gun (402) being capable of welding the ends of two sections of steel bars (100); A transverse pushing unit (403), wherein the transverse pushing unit (403) can drive the mounting seat (401) to move along the diameter direction of the steel bar (100).

Images