Fixing structure for automatic welding of high-precision steel pipe

Abstract

The utility model relates to the technical field of steel pipe machining, and discloses a fixing structure for automatic welding of a high-precision steel pipe. The supporting block is fixedly connected to the bottom of the workbench; the fixing frame is fixedly connected to the top of the workbench; the supporting plate is fixedly connected to the top of the workbench; the machining assembly is fixedly connected to the top of the workbench. According to the fixing structure for automatic welding of the high-precision steel pipe, the steel pipe is supported and positioned through the guide wheels; when the steel pipe is placed, the fixing plate is stressed to be connected with the adjusting rod for height adjustment, meanwhile, the adjusting rod is hinged to the sliding blocks on the two sides to move oppositely, and the fixing plate presses the top of the steel pipe through spring elasticity; the motor starts the connecting rotating rod, the main gear rotates, the main gear is meshed with the transmission gear to rotate, the transmission gear drives the fixing ring to rotate, and therefore the welding head is driven to rotate to conduct circumferential welding on the steel pipe, welding efficiency is improved, and the steel pipe does not need to be adjusted and rotated.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe processing, in particular to a fixing structure for automatic welding of high-precision steel pipes. Background Art

[0002] Steel pipe welding refers to the process of bending steel strips or steel plates into round, square and other shapes and then welding them into steel pipes with seams on the surface. The blanks used for welded steel pipes are steel plates or strips.

[0003] According to a high-precision steel pipe automatic stable welding device disclosed in Chinese patent CN220178545U, the processing mold is automatically clamped stably and reliably, and no manual adjustment of the clamping is required, thereby reducing the labor intensity of the staff. The operation is convenient and fast, the degree of automation is high, and the position of the welding head can be flexibly adjusted according to the actual welding situation.

[0004] During the steel pipe welding, the steel pipe will be welded in a circumferential manner. The above patent has a method for adjusting the position of the welding head to improve flexibility. However, since the steel pipe is fixed, the position needs to be adjusted when the bottom of the steel pipe needs to be welded, which reduces the welding efficiency. For this reason, we provide a fixed structure for high-precision steel pipe automated welding. Utility Model Content

[0005] The purpose of the utility model is to provide a fixing structure for automatic welding of high-precision steel pipes to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixed structure for automated welding of high-precision steel pipes, comprising: a workbench;

[0007] A support block fixedly connected to the bottom of the workbench;

[0008] A fixing frame fixedly connected to the top of the workbench;

[0009] A support plate fixedly connected to the top of the workbench;

[0010] And a processing assembly fixedly connected to the top of the workbench; the processing assembly includes a supporting part fixedly connected to the top of the workbench, a fixing part is arranged above the supporting part, and the supporting part is connected to a welding part.

[0011] Preferably, the support portion comprises a support platform fixedly connected to the top of the workbench, a groove is provided on the top of the support platform, an inner surface of the groove is fixedly connected to a shaft rod, and an outer wall of the shaft rod is rotatably connected to a guide wheel.

[0012] Preferably, the fixing portion includes a top plate fixedly connected to the inner side of the supporting plate, a sliding groove is provided on the top of the top plate, a sliding rod is fixedly connected to the inner surface of the sliding groove, a sliding block is slidably connected to the outer surface of the sliding rod, a spring is fixedly connected to the side of the sliding block, an adjusting rod is hingedly connected to the bottom of the sliding block, and a fixing plate is hingedly connected to the end of the adjusting rod away from the sliding block.

[0013] Preferably, the welding part includes a motor fixedly connected to the inner surface of the fixed frame, the output end of the motor is fixedly connected to a rotating rod, the left end of the rotating rod passes through the side of the support platform and is fixedly connected to a main gear, the top of the main gear is meshed with a transmission gear, the inner surface of the transmission gear is fixedly connected to a fixing ring, the inner wall of the fixing ring is provided with a welding head, the side of the fixing ring is fixedly connected to an annular groove, the inner surface of the annular groove is clamped with a clamping plate, and the clamping plate is fixedly connected to the inner wall of the support plate through a fixing rod.

[0014] Preferably, the number of the sliders is set to two, the two sliders are respectively connected to the two ends of the outer wall of the slide rod, and the two sliders are fixedly connected by springs. The elastic force of the springs is used to make the sliders on both sides receive reaction force, thereby driving the fixed plate to press the steel pipe.

[0015] Preferably, the shape of the fixing plate is set to be arc-shaped to improve the fit with the steel pipe.

[0016] Preferably, the clamping plate is arranged to be slidably connected to the inner surface of the annular groove, and the fixing ring is limited and fixed by means of the fixing rod and the clamping plate.

[0017] Compared with the prior art, the utility model provides a fixed structure for automatic welding of high-precision steel pipes, which has the following beneficial effects:

[0018] 1. The fixed structure of the high-precision steel pipe automated welding places the steel pipe on the guide wheel, and uses the guide wheel to support and position the steel pipe.

[0019] 2. The fixed structure of the high-precision steel pipe automated welding is placed through the steel pipe. The fixed plate is subjected to force and the height is adjusted by the adjusting rod. At the same time, the hinged slider of the adjusting rod slides on the outer wall of the slide rod, so that the sliders on both sides move toward each other, and the elastic force of the spring is used to fix the fixed plate on the top of the steel pipe.

[0020] 3. The fixed structure of the high-precision steel pipe automatic welding starts the connecting rod and the main gear rotates through the motor, the main gear engages the transmission gear to rotate, and the transmission gear drives the fixed ring to rotate, thereby driving the welding head to rotate to weld the steel pipe, improving the welding efficiency, without adjusting the rotating steel pipe, and at the same time using the fixed rod and the clamping plate to limit and fix the fixed ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the support structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the fixing part of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the welding part of the utility model.

[0026] In the figure: 1. workbench; 2. support block; 3. fixed frame; 4. support plate; 5. processing assembly; 51. support part; 511. support table; 512. groove; 513. shaft rod; 514. guide wheel; 52. fixing part; 521. top plate; 522. slide groove; 523. slide rod; 524. slider; 525. spring; 526. adjustment rod; 527. fixing plate; 53. welding part; 531. motor; 532. rotating rod; 533. main gear; 534. transmission gear; 535. fixing ring; 536. welding head; 537. annular groove; 538. clamping plate; 539. fixing rod. DETAILED DESCRIPTION

[0027] 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.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] Example 1

[0030] The utility model provides a high-precision steel pipe automatic welding fixing structure, such as Figures 1 to 5 As shown: the fixed structure for automatic welding of high-precision steel pipes includes: a workbench 1;

[0031] A support block 2 fixedly connected to the bottom of the workbench 1;

[0032] A fixing frame 3 fixedly connected to the top of the workbench 1;

[0033] A support plate 4 fixedly connected to the top of the workbench 1;

[0034] And a processing assembly 5 fixedly connected to the top of the workbench 1; the processing assembly 5 includes a supporting portion 51 fixedly connected to the top of the workbench 1, a fixing portion 52 is arranged above the supporting portion 51, and the supporting portion 51 is connected to a welding portion 53.

[0035] The support portion 51 includes a support platform 511 fixedly connected to the top of the workbench 1 . A groove 512 is formed on the top of the support platform 511 . A shaft 513 is fixedly connected to the inner surface of the groove 512 . A guide wheel 514 is rotatably connected to the outer wall of the shaft 513 .

[0036] Example 2

[0037] On the basis of Example 1, the fixed structure for automatic welding of high-precision steel pipes provided by the utility model is as follows: Figures 1 to 5 As shown: the fixed part 52 includes a top plate 521 fixedly connected to the inner side of the support plate 4, a slide groove 522 is provided on the top of the top plate 521, a slide rod 523 is fixedly connected to the inner surface of the slide groove 522, a slider 524 is slidably connected to the outer surface of the slider 523, a spring 525 is fixedly connected to the side of the slider 524, an adjusting rod 526 is hinged at the bottom of the slider 524, and a fixed plate 527 is hinged at the end of the adjusting rod 526 away from the slider 524.

[0038] In this embodiment, the number of sliders 524 is set to two, and the two sliders 524 are respectively connected to the two ends of the outer wall of the slide rod 523, and the two sliders 524 are fixedly connected by springs 525. The elastic force of the springs 525 is used to make the sliders 524 on both sides receive reaction force, thereby driving the fixed plate 527 to press the steel pipe.

[0039] Furthermore, the shape of the fixing plate 527 is set to be arc-shaped to improve the fit with the steel pipe.

[0040] Example 3

[0041] On the basis of Example 1, the fixed structure for automatic welding of high-precision steel pipes provided by the utility model is as follows: Figures 1 to 5As shown: the welding part 53 includes a motor 531 fixedly connected to the inner surface of the fixing frame 3, the output end of the motor 531 is fixedly connected to a rotating rod 532, the left end of the rotating rod 532 passes through the side of the support platform 511, and is fixedly connected to a main gear 533, the top of the main gear 533 is meshed with a transmission gear 534, the inner surface of the transmission gear 534 is fixedly connected to a fixing ring 535, the inner wall of the fixing ring 535 is provided with a welding head 536, the side of the fixing ring 535 is fixedly connected to an annular groove 537, the inner surface of the annular groove 537 is clamped with a clamping plate 538, and the clamping plate 538 is fixedly connected to the inner wall of the support plate 4 through a fixing rod 539.

[0042] In this embodiment, the clamping plate 538 and the inner surface of the annular groove 537 are configured to be slidably connected, and the fixing ring 535 is limited and fixed by using the fixing rod 539 and the clamping plate 538 .

[0043] In actual operation, when this device is used, first, the steel pipe to be welded is placed on the guide wheel 514 for support and positioning; when the steel pipe is placed, the fixed plate 527 is connected to the adjusting rod 526 under force for height adjustment, and at the same time, the adjusting rod 526 hinges the slider 524 to slide on the outer wall of the slide rod 523, so that the sliders 524 on both sides move towards each other, and the elastic force of the spring 525 is used to make the fixed plate 527 fix and press the top of the steel pipe; at this time, the motor 531 starts the connecting rod 532 and the main gear 533 to rotate, the main gear 533 engages the transmission gear 534 to rotate, and the transmission gear 534 drives the fixed ring 535 to rotate, thereby driving the welding head 536 to rotate to perform circumferential welding on the steel pipe, without adjusting the rotating steel pipe, thereby improving the welding efficiency.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. Fixed structure for automated welding of high-precision steel pipes, including: Workbench (1); A support block (2) fixedly connected to the bottom of the workbench (1); A fixing frame (3) fixedly connected to the top of the workbench (1); A support plate (4) fixedly connected to the top of the workbench (1); and a processing assembly (5) fixedly connected to the top of the workbench (1); characterized in that: the processing assembly (5) comprises a support portion (51) fixedly connected to the top of the workbench (1), a fixing portion (52) is arranged above the support portion (51), and the support portion (51) is connected to a welding portion (53).

2. The fixing structure for automatic welding of high-precision steel pipes according to claim 1 is characterized in that: The support portion (51) comprises a support platform (511) fixedly connected to the top of the workbench (1); a groove (512) is provided on the top of the support platform (511); a shaft (513) is fixedly connected to the inner surface of the groove (512); and a guide wheel (514) is rotatably connected to the outer wall of the shaft (513).

3. The fixing structure for automatic welding of high-precision steel pipes according to claim 1 is characterized in that: The fixing portion (52) comprises a top plate (521) fixedly connected to the inner side of the support plate (4); a slide groove (522) is provided on the top of the top plate (521); a slide rod (523) is fixedly connected to the inner surface of the slide groove (522); a slider (524) is slidably connected to the outer surface of the slider (523); a spring (525) is fixedly connected to the side of the slider (524); an adjusting rod (526) is hingedly connected to the bottom of the slider (524); and a fixing plate (527) is hingedly connected to one end of the adjusting rod (526) away from the slider (524).

4. The fixing structure for automatic welding of high-precision steel pipes according to claim 1 is characterized in that: The welding portion (53) comprises a motor (531) fixedly connected to the inner surface of the fixing frame (3); the output end of the motor (531) is fixedly connected to a rotating rod (532); the left end of the rotating rod (532) penetrates the side surface of the support platform (511) and is fixedly connected to a main gear (533); the top end of the main gear (533) is meshed with a transmission gear (534); the inner surface of the transmission gear (534) is fixedly connected to a fixing ring (535); the inner wall of the fixing ring (535) is provided with a welding head (536); the side surface of the fixing ring (535) is fixedly connected to an annular groove (537); the inner surface of the annular groove (537) is clamped with a clamping plate (538); the clamping plate (538) is fixedly connected to the inner wall of the support plate (4) via a fixing rod (539).

5. The fixing structure for automatic welding of high-precision steel pipes according to claim 3 is characterized in that: The number of the sliding blocks (524) is set to two, and the two sliding blocks (524) are respectively connected to the two ends of the outer wall of the sliding rod (523), and the two sliding blocks (524) are fixedly connected by a spring (525).

6. The fixing structure for automatic welding of high-precision steel pipes according to claim 3 is characterized in that: The shape of the fixing plate (527) is set to be an arc.

7. The fixing structure for automatic welding of high-precision steel pipes according to claim 4 is characterized in that: The clamping plate (538) and the inner surface of the annular groove (537) are arranged to be in sliding connection.

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