Automatic seam welding machine facilitating feeding

Abstract

The utility model relates to the technical field of seam welding machines, and discloses an automatic seam welding machine convenient for feeding, which comprises a machine table, the left end of the machine table is fixedly connected with a welding mechanism, and the top end in the machine table is fixedly connected with a clamping mechanism; the welding mechanism comprises a driving assembly and a fine adjustment assembly, and the fine adjustment assembly is arranged on the driving assembly; the driving assembly comprises a first motor, the first motor is fixedly connected to the left end of the machine table, the right end of the first motor is fixedly connected with two driving lead screws, and the right ends of the two driving lead screws are fixedly connected with transmission wheels. According to the automatic seam welding machine facilitating feeding, when the arc rack is driven to move, the fine adjustment effect of the gun head of the welding gun is driven, so that welding fine adjustment operation on a steel pipe can be conducted, in addition, the phenomenon that welding deviation of the steel pipe possibly occurs due to loose feeding of the steel pipe can be effectively avoided, and then the welding stability of the steel pipe is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of seam welding machines, in particular to an automatic seam welding machine convenient for feeding. Background Technique

[0002] Steel pipe welding is a steel processing technology. By means of arc welding technology, steel plates are bent into tubes, and both ends are welded together to form steel pipes with seams on the surface. This technology is widely used in the industrial field and can be used in multiple fields such as construction, manufacturing of machinery and equipment, production of pipelines, and transportation of natural gas.

[0003] An automatic seam welding machine convenient for feeding disclosed in the patent with publication number CN211387426U belongs to the technical field of iron tower production equipment. It includes a bracket. At the top of the bracket, there is a welding gun mechanism for welding the weld seam. At the position below the bracket, there is a fixed connection with a track. A support block is slidably connected to the track. At both ends of the top surface of the support block, there are support beams arranged along the width direction of the support block and slidably connected.

[0004] During the welding operation of the steel pipe by this automatic seam welding machine convenient for feeding, it has the effect of conveniently rotating the tower body steel pipe to facilitate the welding of multiple weld seams. In addition, during the alternating clamping gap between the limiting block and the driving wheel, there will be a phenomenon that the feeding of the steel pipe becomes loose, resulting in possible welding deviation of the steel pipe, and further instability of the welding. Therefore, improvements are needed. Content of the Utility Model

[0005] The purpose of the utility model is to provide an automatic seam welding machine convenient for feeding to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An automatic seam welding machine convenient for feeding, including a machine table. A welding mechanism is fixedly connected to the left end of the machine table, and a clamping mechanism is fixedly connected to the top end inside the machine table;

[0007] The welding mechanism includes a driving component and a fine-tuning component. The fine-tuning component is arranged on the driving component;

[0008] The driving component includes a first motor. The first motor is fixedly connected to the left end of the machine table. A driving lead screw is fixedly connected to the right end of the first motor. There are two driving lead screws. A transmission wheel is fixedly connected to the right ends of the two driving lead screws. A transmission belt is connected to the surface of the transmission wheel. A threaded block is threadedly connected to the surface of the driving lead screw. One end of the threaded block is fixedly connected to a long plate.

[0009] Preferably, a guide groove is opened inside the machine table. The surface of the threaded block is slidably connected to the inside of the guide groove, which is convenient for the threaded block to slide correspondingly under the limitation of the guide groove.

[0010] Preferably, through holes one are opened at the left and right ends inside the machine table, and the surface of the driving lead screw penetrates through the through holes one opened at the left and right ends inside the machine table.

[0011] Preferably, the fine-tuning assembly includes a support plate fixedly connected to one side of the long plate. A motor electric rod is fixedly connected to the surface of the support plate. A gear is fixedly connected to one end of the motor electric rod. An arc rack is meshed and connected to the surface of the gear. A T-shaped block is fixedly connected to one side of the arc rack. A welding torch is fixedly connected to one side of the arc rack.

[0012] Preferably, an arc groove is opened inside the support plate, and the surface of the arc rack is slidably connected to the inside of the arc groove, facilitating the sliding of the arc rack inside the arc groove.

[0013] Preferably, a through hole two is opened inside the support plate, and one end of the surface of the motor electric rod penetrates through the through hole two opened inside the support plate.

[0014] Preferably, the clamping mechanism includes side plates fixedly connected to the top end inside the machine table. A rectangular strip is slidably connected inside the side plates. An adjusting lead screw is threadedly connected inside the rectangular strip. An adjusting screw rod is arranged inside the side plates. One end of the adjusting screw rod is rotatably connected to a vertical plate. Two hinge rods are respectively hinged to both ends of one side of the vertical plate. One end of each hinge rod is hinged to a clamping strip. One end of the clamping strip is rotatably connected to one end of the adjusting lead screw.

[0015] Preferably, a threaded hole is opened inside the side plates, and the surface of the adjusting screw rod is threadedly connected to the inside of the threaded hole.

[0016] Preferably, a rectangular hole is opened in the middle inside the side plates, and the surface of the rectangular strip is slidably connected to the inside of the rectangular hole.

[0017] Preferably, there are two groups of clamping strips, and the surfaces of the two groups of clamping strips are symmetrically distributed, facilitating the clamping of the steel pipe by the clamping strips.

[0018] Compared with the prior art, the present utility model provides an automatic seam welding machine facilitating feeding, having the following beneficial effects:

[0019] 1. For this automatic seam welding machine facilitating feeding, when the long plate moves through the arranged welding mechanism, the welding torch is driven to perform welding operation on the steel pipe. When fine-tuning welding of the weld seam is required later, at this time, the motor electric rod drives the gear to rotate, and then drives the arc rack to move, driving the fine-tuning of the welding torch tip, so that fine-tuning welding operation of the steel pipe can be performed. In addition, it can effectively avoid the phenomenon that the steel pipe may be welded offset due to the loosening of the feeding of the steel pipe, thereby ensuring the stability of the steel pipe welding.

[0020] 2. The automatic seam welding machine facilitating material feeding drives the vertical plate to move by rotating the adjusting screw rod under the limiting action of the side plate, so that the clamping strips approach each other, then the weld seams of the two semi-steel pipes are aligned and placed between the clamping strips, and then the adjusting screw rod is rotated to drive the clamping strips to move and clamp the steel pipe. Description of the Drawings

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings:

[0022] Figure 1 It is a three-dimensional view of the overall structure of the present invention;

[0023] Figure 2 It is a three-dimensional view of the driving component of the present invention;

[0024] Figure 3 It is a three-dimensional split view of the fine-tuning component of the present invention;

[0025] Figure 4 It is a three-dimensional split view of the clamping mechanism of the present invention;

[0026] Figure 5 It is a three-dimensional sectional view of the machine table of the present invention.

[0027] In the figure: 1. Machine table; 2. Welding mechanism; 21. Driving component; 211. First motor; 212. Driving screw rod; 213. Threaded block; 214. Long plate; 215. Driving wheel; 216. Transmission belt; 22. Fine-tuning component; 221. Support plate; 222. Motor rod; 223. Gear; 224. Arc rack; 225. T-shaped block; 226. Welding gun; 3. Clamping mechanism; 31. Side plate; 32. Rectangular strip; 33. Adjusting screw rod; 34. Vertical plate; 35. Hinge rod; 36. Clamping strip; 37. Adjusting screw. Detailed Embodiment

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0029] In the present utility model, unless otherwise clearly specified and defined, terms such as "installation", "connection", "linkage", "fixation", etc. shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0030] The present utility model provides the following technical solutions:

[0031] Embodiment 1

[0032] Combined with Figures 2 to 5 , an automatic seam welding machine facilitating feeding, comprising a machine table 1, a welding mechanism 2 fixedly connected to the left end of the machine table 1, and a clamping mechanism 3 fixedly connected to the top end inside the machine table 1;

[0033] The welding mechanism 2 includes a driving assembly 21 and a fine-tuning assembly 22, and the fine-tuning assembly 22 is arranged on the driving assembly 21;

[0034] The driving assembly 21 includes a first motor 211 fixedly connected to the left end of the machine table 1, a driving lead screw 212 fixedly connected to the right end of the first motor 211. There are two driving lead screws 212, a transmission wheel 215 is fixedly connected to the right ends of the two driving lead screws 212, a transmission belt 216 is drivingly connected to the surface of the transmission wheel 215, a threaded block 213 is threadedly connected to the surface of the driving lead screw 212, a long plate 214 is fixedly connected to one end of the threaded block 213, a guide groove is formed inside the machine table 1, the surface of the threaded block 213 is slidably connected to the inside of the guide groove, through holes 1 are formed at the left and right ends inside the machine table 1, and the surface of the driving lead screw 212 penetrates through the through holes 1 formed at the left and right ends inside the machine table 1. The fine-tuning assembly 22 includes a support plate 221 fixedly connected to one side of the long plate 214, a motor electric pole 222 is fixedly connected to the surface of the support plate 221, a gear 223 is fixedly connected to one end of the motor electric pole 222, an arc rack 224 is meshingly connected to the surface of the gear 223, a T-shaped block 225 is fixedly connected to one side of the arc rack 224, and a welding gun 226 is fixedly connected to one side of the arc rack 224.

[0035] Further, an arc groove is formed inside the support plate 221, the surface of the arc rack 224 is slidably connected to the inside of the arc groove, a second through hole is formed inside the support plate 221, one end of the surface of the motor rod 222 penetrates through the second through hole formed inside the support plate 221. When the long plate 214 moves, it drives the welding gun 226 to perform the welding operation on the steel pipe. After that, when fine adjustment welding of the weld seam is required, at this time, the motor rod 222 drives the gear 223 to rotate, and then drives the arc rack 224. When moving, it drives the fine adjustment of the tip of the welding gun 226, so that the fine adjustment welding operation of the steel pipe can be carried out. In addition, it can effectively avoid the phenomenon that the steel pipe may be welded offset due to the loosening of the feeding of the steel pipe, thereby ensuring the stability of the steel pipe welding.

[0036] Embodiment 2

[0037] Refer to Figures 1-5 , and on the basis of Embodiment 1, it is further obtained that the clamping mechanism 3 includes side plates 31, the side plates 31 are fixedly connected to the inner top end of the machine table 1, a rectangular bar 32 is slidably connected inside the side plates 31, an adjusting screw rod 33 is threadedly connected inside the rectangular bar 32, an adjusting screw rod 37 is arranged inside the side plates 31, one end of the adjusting screw rod 37 is rotatably connected to a vertical plate 34, two ends of one side of the vertical plate 34 are respectively hinged with hinge rods 35, one end of the hinge rod 35 is hinged with a clamping bar 36, one end of the clamping bar 36 is rotatably connected to one end of the adjusting screw rod 33, a threaded hole is formed inside the side plates 31, the surface of the adjusting screw rod 37 is threadedly connected to the inside of the threaded hole, a rectangular hole is formed in the middle inside the side plates 31, and the surface of the rectangular bar 32 is slidably connected to the inside of the rectangular hole.

[0038] Further, there are two groups of clamping bars 36, and the surfaces of the two groups of clamping bars 36 are symmetrically distributed. Rotating the adjusting screw rod 37 drives the vertical plate 34 to move under the limiting action of the side plates 31 to make the clamping bars 36 approach each other, then the welds of the two half steel pipes are aligned and placed between the clamping bars 36, and then rotating the adjusting screw rod 33 drives the clamping bars 36 to move and clamp the steel pipe.

[0039] During the actual operation process, when this device is used, when welding the steel pipe, at this time, the steel pipe is clamped. Rotating the adjusting screw rod 37 drives the vertical plate 34 to move under the limiting action of the side plates 31 to make the clamping bars 36 approach each other, then the welds of the two half steel pipes are aligned and placed between the clamping bars 36, and then rotating the adjusting screw rod 33 drives the clamping bars 36 to move and clamp the steel pipe;

[0040] After the steel pipe is welded, the first motor 211 drives the driving lead screw 212 to rotate and drives the threaded block 213 to move. Thus, when the long plate 214 is driven to move, the welding gun 226 can be driven to perform the welding operation on the steel pipe. When fine adjustment welding of the weld seam is required later, the motor pole 222 drives the gear 223 to rotate. Further, when the arc rack 224 is driven to move, the fine adjustment function of the tip of the welding gun 226 can be driven, so that the fine adjustment operation of welding the steel pipe can be performed.

[0041] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent in such process, method, article or device. Without further limitation, an element defined by the statement "comprising a..." does not exclude the existence of additional identical elements in the process, method, article or device comprising the element.

Claims

1. An automatic seam welding machine for convenient feeding, comprising a machine platform (1), characterized in that: The left end of the machine platform (1) is fixedly connected to a welding mechanism (2), and the top end of the machine platform (1) is fixedly connected to a clamping mechanism (3); The welding mechanism (2) comprises a driving component (21) and a fine-tuning component (22), wherein the fine-tuning component (22) is arranged on the driving component (21); The driving assembly (21) comprises a first motor (211), the first motor (211) being fixedly connected to the left end of the machine platform (1), the right end of the first motor (211) being fixedly connected to a driving screw (212), there being two driving screws (212), the right ends of the two driving screws (212) being fixedly connected to a transmission wheel (215), the surface of the transmission wheel (215) being transmission-connected to a transmission belt (216), the surface of the driving screw (212) being threadedly connected to a threaded block (213), one end of the threaded block (213) being fixedly connected to a long plate (214).

2. The automatic seam welding machine for easy feeding according to claim 1, characterized in that: A guide groove is provided inside the machine platform (1), and the surface of the threaded block (213) is slidably connected to the inside of the guide groove.

3. The automatic seam welding machine for easy feeding according to claim 1, characterized in that: A through hole is provided at the left and right ends of the inside of the machine platform (1), and the surface of the driving screw rod (212) passes through the through hole provided at the left and right ends of the inside of the machine platform (1).

4. The automatic seam welding machine for easy feeding according to claim 1, characterized in that: The fine-tuning assembly (22) comprises a support plate (221), the support plate (221) is fixedly connected to one side of the long plate (214), a motor pole (222) is fixedly connected to the surface of the support plate (221), one end of the motor pole (222) is fixedly connected to a gear (223), a surface of the gear (223) is meshingly connected to an arc rack (224), one side of the arc rack (224) is fixedly connected to a T-shaped block (225), and one side of the arc rack (224) is fixedly connected to a welding gun (226).

5. The automatic seam welding machine for convenient feeding according to claim 4, characterized in that: An arc groove is provided inside the support plate (221), and the surface of the arc rack (224) is slidably connected to the inside of the arc groove.

6. The automatic seam welding machine for convenient feeding according to claim 4, characterized in that: A second through hole is provided inside the support plate (221), and one end of the surface of the motor pole (222) passes through the second through hole provided inside the support plate (221).

7. The automatic seam welding machine for convenient feeding according to claim 1, characterized in that: The clamping mechanism (3) comprises a side plate (31), the side plate (31) is fixedly connected to the top end of the machine platform (1), a rectangular bar (32) is slidably connected to the inside of the side plate (31), an adjusting screw (33) is threadedly connected to the inside of the rectangular bar (32), an adjusting screw (37) is arranged inside the side plate (31), one end of the adjusting screw (37) is rotatably connected to a vertical plate (34), one end of one side of the vertical plate (34) is hinged with a hinge rod (35) respectively, one end of the hinge rod (35) is hinged with a clamping strip (36), and one end of the clamping strip (36) is rotatably connected to one end of the adjusting screw rod (33).

8. The automatic seam welding machine for convenient feeding according to claim 7, characterized in that: A threaded hole is provided inside the side plate (31), and the surface of the adjusting screw (37) is threadedly connected to the inside of the threaded hole.

9. The automatic seam welding machine for convenient feeding according to claim 7, characterized in that: A rectangular hole is provided in the middle of the side plate (31), and the surface of the rectangular strip (32) is slidably connected to the inside of the rectangular hole.

10. The automatic seam welding machine for convenient feeding according to claim 7, characterized in that: There are two groups of clamping strips (36), and the surfaces of the two groups of clamping strips (36) are symmetrically distributed.

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