Steel pipe assembling jig frame structure and construction method

Abstract

The invention relates to a steel pipe assembling jig frame structure which comprises a steel pipe containing platform, a left side steel pipe angle adjusting device, a right side steel pipe angle adjusting device and a gusset plate mounting support. A left steel pipe angle adjusting device and a right steel pipe angle adjusting device are arranged on the steel pipe containing platform, the two ends of the end of the steel pipe are connected with the left steel pipe angle adjusting device and the right steel pipe angle adjusting device respectively, and the gusset plate installation support is arranged on one side of the steel pipe containing platform. The left steel pipe angle adjusting device and the right steel pipe angle adjusting device can drive the steel pipe to rotate, so that a to-be-installed steel pipe flange and a gusset plate are installed on the periphery of the steel pipe. The jig frame provided by the invention can realize assembly of steel pipes and flange plates with different sizes, is high in universality, and effectively reduces the machining cost of the jig frame.

Description

Technical Field

[0001] The invention relates to the technical field of steel pipe processing, and in particular to a steel pipe assembly frame structure and a construction method. Background Art

[0002] Steel pipes are widely used in various building structures, such as high-rise buildings, bridges, subway tunnels, airport terminals, etc., and as the main load-bearing rods of large temporary structures in construction. The processing quality of steel pipes seriously affects the structural safety, installation speed and service life of the components.

[0003] A jig is a mold or fixture used for assembling components. It is an indispensable process equipment for steel structure processing and manufacturing. A jig with a reasonable design structure and high-precision control is an important method to ensure the quality of component processing.

[0004] However, there are many types of steel pipe structures and sizes. If a single type and size of tire frame is designed every time the steel structure is processed and manufactured, there will be problems such as low turnover rate, material waste, and poor applicability.

[0005] Therefore, there is an urgent need for a steel tube assembled tire frame structure. Summary of the invention

[0006] The present invention provides a steel pipe assembly frame structure on one hand, which can adapt to the assembly of steel pipes of different sizes. The present invention also provides a construction method of the steel pipe assembly frame.

[0007] The first aspect of the present invention provides a steel pipe assembly frame structure, comprising a steel pipe placing platform, a left steel pipe angle adjustment device, a right steel pipe angle adjustment device and a node plate mounting bracket, the steel pipe placing platform is used to place steel pipes, the node plate to be installed is placed on the node plate mounting bracket, the steel pipe placing platform is provided with the left steel pipe angle adjustment device and the right steel pipe angle adjustment device, and the two ends of the end of the steel pipe are respectively connected to the left steel pipe angle adjustment device and the right steel pipe angle adjustment device, the node plate mounting bracket is arranged on both sides of the steel pipe placing platform, so that the left steel pipe angle adjustment device and the right steel pipe angle adjustment device can drive the steel pipe to rotate, so as to install the steel pipe flange to be installed and the node plate on the outer periphery of the steel pipe.

[0008] The steel pipe assembled tire frame structure, preferably, the steel pipe placing platform includes a tire seat, a left roller bracket and a right roller bracket, the left roller bracket and the right roller bracket are provided on the tire seat, the left roller bracket and the right roller bracket are provided between the left steel pipe angle adjustment device and the right steel pipe angle adjustment device, and the steel pipe is placed on the left roller bracket and the right roller bracket.

[0009] The steel pipe assembled tire frame structure, preferably, the roller bracket includes a left roller frame base, a right roller frame base, a rotating wheel and a rotating wheel spacing adjustment mechanism, the left roller frame base, the right roller frame base and the rotating wheel spacing adjustment mechanism are respectively arranged on the tire seat, and the rotating wheel spacing adjustment mechanism is arranged between the left roller frame base and the right roller frame base, the left roller frame base and the right roller frame base are connected with the rotating wheel spacing adjustment mechanism to realize that the left roller frame base and the right roller frame base can move along the width direction of the tire seat, the left roller frame base and the right roller frame base are provided with the rotating wheel, the rotating wheel is in contact with the surface of the steel pipe, and the spacing between the left roller frame base and the right roller frame base is adjusted by the rotating wheel spacing adjustment mechanism to adjust the position of the rotating wheel in contact with the surface of the steel pipe, thereby adjusting the height of the center line of the steel pipe.

[0010] The steel pipe assembled tire frame structure, preferably, the left steel pipe angle adjustment device includes a left end base, a rotating mechanism and a telescopic mechanism, the right steel pipe angle adjustment device includes a second end base, a rotating mechanism and a telescopic mechanism, the left end base and the right end base are respectively connected to the tire seat, the left end base and the right end base are both provided with the rotating mechanism, the rotating mechanism is connected to the end of the steel pipe, and any one or two of the end bases are connected to the telescopic mechanism.

[0011] The steel pipe assembly frame structure, preferably, the rotating mechanism includes a bearing, a connecting plate structure and a motor, the motor is connected to the bearing, the bearing is arranged on the end base, and the connecting shaft of the bearing is connected to the end of the steel pipe through the connecting plate structure.

[0012] The steel tube assembly tire frame structure, preferably, the connecting plate structure includes a connecting shaft plate, a transition connecting plate and a flange positioning plate, the connecting shaft plate is connected to the connecting shaft of the bearing, the connecting shaft plate, the transition connecting plate and the flange positioning plate are connected in sequence, and the flange positioning plate is connected to the end of the steel tube.

[0013] The steel pipe assembled tire frame structure, preferably, the telescopic mechanism includes a telescopic frame base and a telescopic jack, the telescopic frame base is arranged on the tire seat, the telescopic jack is provided on the telescopic frame base, and the telescopic jack is connected to the end base.

[0014] The steel pipe assembled tire frame structure, preferably, the node plate mounting bracket includes a positioning frame base and a positioning clamping plate, the positioning frame base is arranged on the tire seat, the positioning frame base is provided with the positioning clamping plate, and the outer contour line of the positioning clamping plate is the same as the outer contour line of the node plate.

[0015] A second aspect of the present invention provides a construction method of a steel pipe assembly frame, comprising the steel pipe assembly frame structure, and the construction method specifically comprises the following steps: Placing a steel pipe on a steel pipe placing platform, fixing the steel pipe flange on a steel pipe angle adjustment device, and welding the steel pipe to the steel pipe flange; Welding the node plate to the steel pipe using a node plate mounting bracket; The steel pipe angle adjustment device is used to rotate the angle of the steel pipe to achieve welding of all node plates on the steel pipe, thereby completing the assembly of the steel pipe column.

[0016] The construction method of the steel pipe assembly frame, preferably, the "welding of the steel pipe and the steel pipe flange" specifically includes the following steps: The telescopic mechanism is used to adjust the distance between the rotating mechanisms to ensure that the spacing between the rotating mechanisms at both ends is consistent with the length of the steel pipe; The steel pipe flange to be installed is fixedly connected to the rotating mechanism by bolts; The steel pipe is fed by the gantry crane, and the distance between the left roller frame base and the right roller frame base is adjusted by the rotating wheel spacing adjustment mechanism so that the center line of the steel pipe is consistent with the center line of the rotating mechanism; After verifying the spatial position and size of the steel pipe, the steel pipe is welded to the steel pipe flange to be installed.

[0017] The beneficial effects are:

[0018] 1. The tire frame provided by the present invention is an assembled structure with a simple structure, convenient installation and disassembly, and convenient transportation and storage.

[0019] 2. The connecting plate structure provided by the present invention can realize the assembly of steel pipes and flanges of different sizes, has strong versatility, and effectively reduces the tire frame processing cost.

[0020] 3. The steel pipe angle adjustment device provided by the present invention realizes precise positioning of the movable steel pipe angle adjustment device through hydraulic control, thereby effectively ensuring the processing length of the steel pipe.

[0021] 4. The connecting plate structure on the assembled tire frame provided by the present invention is fastened and connected with the steel pipe flange to be installed by bolts, which effectively reduces the influence of welding stress on the flatness of the flange and the length of the steel pipe, and has high processing accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the assembled tire frame in the use state; Figure 2 It is a schematic diagram of the planar structure of the assembled tire frame in the use state; Figure 3 This is a schematic diagram of the facade structure after the node plate is installed on the steel pipe; Figure 4 This is a schematic diagram of the side structure after the node plate is installed on the steel pipe; Figure 5 The figure is a schematic diagram of the elevation structure of the placenta; Figure 6 It is a structural schematic diagram of the rotating mechanism; Figure 7 It is a structural schematic diagram of the telescopic mechanism; Figure 8 It is a schematic diagram of the structure after the roller frame base and the rotating wheel are combined; Fig. 9 The schematic diagram of the structure of the bracket for installing the node plate; Fig.10 It is a structural schematic diagram of the roller bracket; Fig.11 It is a top view of the structure of the roller bracket.

[0023] In the figure: 1. Steel pipe column; 11. Steel pipe; 12. Flange; 13. Node plate; 2. Placenta; 3. Left side steel pipe angle adjustment device; 31. First end base; 32. Bearing; 33. Connecting shaft disc; 34. Transition connection plate; 35. Flange positioning plate; 36. Motor; 4. Telescopic mechanism; 41. Telescopic frame base; 42. Telescopic jack; 5. Left roller bracket; 51. Left roller bracket base; 52. Rotating wheel; 53. Roller bidirectional telescopic jack; 54. Bidirectional telescopic jack fixed base; 55. Right roller frame base; 6. Node plate mounting bracket; 61. Positioning frame base; 62. Positioning card plate; 7. Right side steel pipe angle adjustment device; 8. Right side roller bracket; 9. Long strip hole. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be noted that the orientations or positional relationships indicated by terms such as “top”, “end”, “left side” and “right side” are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the system or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "setting", and "connection" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Example 1

[0028] like Figure 1 and Figure 2 As shown, a steel pipe column assembly frame structure includes a steel pipe column placing platform, a left steel pipe angle adjustment device 3, a right steel pipe angle adjustment device 7 and a node plate mounting bracket. The steel pipe placing platform is used to place steel pipes, and the node plate to be installed is placed on the node plate mounting bracket. The steel pipe placing platform is provided with a left steel pipe angle adjustment device 3 and a right steel pipe angle adjustment device 7, and the two ends of the end of the steel pipe 11 are respectively connected to the left steel pipe angle adjustment device 3 and the right steel pipe angle adjustment device 7, and the node plate mounting bracket is arranged on both sides of the steel pipe placing platform to realize that the steel pipe angle adjustment device can drive the steel pipe 11 to rotate, so that the node plate to be installed is installed on the outer periphery of the steel pipe 11.

[0029] like Figure 1 , Figure 2 , Figure 5As shown, the steel pipe placement platform includes a tire seat 2, a left roller bracket 5 and a right roller bracket 8. The tire seat 2 is provided with a long hole 9, and the left roller bracket 5 and the right roller bracket 8 are respectively provided in the long hole 9 through bolts. The left roller bracket 5 and the right roller bracket 8 are provided between the left steel pipe angle adjustment device 3 and the right steel pipe angle adjustment device 7, and the steel pipe 11 is placed on the left roller bracket 5 and the right roller bracket 8.

[0030] like Figure 8 , Fig.10 and Fig.11 As shown, the left roller support 5 includes a left roller frame base 51, a right roller frame base 55, a rotating wheel 52 and a rotating wheel spacing adjustment mechanism. The left roller frame base 51, the right roller frame base 55 and the rotating wheel spacing adjustment mechanism are respectively arranged on the tire seat 2 through the long hole 9, and the rotating wheel spacing adjustment mechanism is arranged between the left roller frame base 51 and the right roller frame base 55. The left roller frame base 51 and the right roller frame base 55 are connected to the rotating wheel spacing adjustment mechanism to enable the left roller frame base 51 and the right roller frame base 55 to move along the width direction of the tire seat 2. The left roller frame base 51 and the right roller frame base 55 are respectively provided with rotating wheels 52, and the rotating wheels 52 are in contact with the surface of the steel pipe 11. The left roller frame base 51 is used to support the steel pipe 11, and the rotating wheel 52 can rotate as the steel pipe 11 rotates.

[0031] The left roller frame base 51 and the right roller frame base 55 are fixed by bolts and the long holes 9 .

[0032] The roller spacing adjustment mechanism includes a roller bidirectional telescopic jack 53 and a bidirectional telescopic jack fixed base 54, the roller bidirectional telescopic jack 53 is located between the left roller frame base 51 and the right roller frame base 55, and the left roller frame base 51 and the right roller frame base 55 are respectively connected to the roller bidirectional telescopic jack 53 to enable the left roller frame base 51 and the right roller frame base 55 to move along the width direction of the tire seat 2.

[0033] When in use, according to the diameter of the steel pipe 11, the distance between the left roller frame base 51 and the right roller frame base 55 is adjusted by the roller bidirectional telescopic jack 53 to basically lock the bolts.

[0034] When it is found that the center line of the steel pipe 11 deviates from the center line of the flange positioning plate 35 and fine-tuning is required, the bolts are unscrewed and the distance between the left roller frame base 51 is adjusted by the roller bidirectional telescopic jack 53 to adjust the position of the rotating wheel 52 to fit the surface of the steel pipe 11, thereby adjusting the height of the center line of the steel pipe 11, so that the center line of the steel pipe 11 is consistent with the center line of the flange positioning plate 35.

[0035] like Figure 6 As shown, the left steel pipe angle adjustment device 3 includes a first end base 31, a rotating mechanism and a telescopic mechanism, and the right steel pipe angle adjustment device includes a second end base, a rotating mechanism and a telescopic mechanism. The first end base 31 and the second end base are respectively connected to the tire seat 2, and the first end base 31 and the second end base are both provided with the rotating mechanism, the rotating mechanism is connected to the end of the steel pipe 11, and the second end base is connected to the telescopic mechanism.

[0036] Wherein, when two telescopic mechanisms are provided, the first end base 31 and the second end base are respectively connected to the telescopic mechanisms.

[0037] Among them, when the telescopic mechanism is set to 1, in addition to Figure 6 In addition to the illustrated case, the first end base 31 can also be connected to the telescopic mechanism.

[0038] The first end head base 31 and the second end head base can be fixedly connected to the tire seat 2 through a fixing piece, so that when the telescopic mechanism is adjusted, the fixing piece can be removed to move the first end head base 31 and / or the second end head base on the tire seat 2. The fixing piece can be a screw bolt.

[0039] Among them, the first end head base 31 and the second end head base can also be set on the tire seat 2 through a sliding member, so that when the telescopic mechanism is adjusted, the first end head base 31 and / or the second end head base can slide directly until the distance between the left steel pipe angle adjustment device 3 meets the length requirement of the steel pipe 11.

[0040] The rotating mechanism includes a bearing 32, a connecting plate structure and a motor 36. The motor 36 is connected to the bearing 32. The bearing 32 is arranged on the first end base 31. The connecting shaft of the bearing 32 is connected to the end of the steel pipe 11 through the connecting plate structure.

[0041] Among them, the connecting plate structure includes a connecting shaft plate 33, a transition connecting plate 34 and a flange positioning plate 35. The connecting shaft plate 33 is connected to the connecting shaft of the bearing 32. The connecting shaft plate 33, the transition connecting plate 34 and the flange positioning plate 35 are connected in sequence, and the flange positioning plate 35 is connected to the end of the steel pipe 11.

[0042] like Figure 6 , Figure 7 As shown, the telescopic mechanism 4 includes a telescopic frame base 41 and a telescopic jack 42. The telescopic frame base 41 is arranged on the tire seat 2. The telescopic jack 42 is arranged on the telescopic frame base 41. The telescopic jack 42 is connected to the second end base. The telescopic jack 42 is used to adjust the rotating mechanism on one side according to the length of the processed steel pipe 11 to ensure that the distance between the left steel pipe angle adjustment device 3 is consistent with the length of the steel pipe 11.

[0043] like Figure 1 , Figure 2 and Fig. 9 As shown, the node plate mounting bracket 6 includes a positioning frame base 61 and a positioning card plate 62. The positioning frame base 61 is arranged on the tire seat 2. The positioning frame base 61 is provided with a positioning card plate 62. The outer contour line of the positioning card plate 62 is the same as the outer contour line of the node plate.

[0044] Example 2

[0045] A construction method for a steel pipe column assembly frame, comprising the steel pipe column assembly frame structure in embodiment 1, the construction method specifically comprising the following steps: S1: placing a steel pipe on a steel pipe placing platform, fixing the steel pipe flange on a steel pipe angle adjusting device, and welding the steel pipe to the steel pipe flange.

[0046] Step S1 specifically includes step S11, step S12, step S13 and step S14, and the specific details of step S11, step S12, step S13 and step S14 are as follows: S11: Using the telescopic mechanism to adjust the distance between the rotating mechanisms at both ends of the tire seat 2 to ensure that the spacing between the rotating mechanisms at both ends is consistent with the length of the steel pipe column 1.

[0047] S12: The steel pipe flange to be installed is fixedly connected to the flange positioning plate 35 by bolts.

[0048] S13: Use the gantry crane to feed the steel pipe 11, and adjust the distance between the roller frame bases 51 through the roller bidirectional telescopic jack 53 to adjust the position of the rotating wheel 52 to fit the surface of the steel pipe 11, so that the center line of the steel pipe 11 is consistent with the center line of the flange positioning plate 35.

[0049] S14: After the spatial position and size of the steel pipe 11 are verified to be correct, the steel pipe 11 is welded to the steel pipe flange to be installed.

[0050] S2: welding the node plate to the steel pipe 11 using the node plate mounting bracket.

[0051] In step S2 , the node plate is specifically placed on the positioning clamp plate 62 , and the node plate is welded to the steel pipe 11 .

[0052] S3: The steel pipe 11 is rotated by the steel pipe angle adjustment device to weld all node plates to the steel pipe 11 and complete the assembly of the steel pipe column 1.

[0053] Step S3 specifically includes step S31, step S32 and step S33, and the specific details of step S31, step S32 and step S33 are as follows: S31: The bearing 32 is driven by the motor 36 to rotate the steel pipe 11 by 45 degrees, and the next node plate is installed. The node plate is welded to the steel pipe 11, and the rotation of the steel pipe 11 and the welding of the node plate are repeated until the assembly and welding of the steel pipe column 1 are completed.

[0054] S32: loosen the bolts of the steel pipe column flange and the flange positioning plate 35, and use the gantry crane to lift the assembled steel pipe column 1 away.

[0055] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A steel pipe assembled tire frame structure, characterized in that: It includes a steel pipe placing platform, a left steel pipe angle adjustment device, a right steel pipe angle adjustment device and a node plate mounting bracket. The steel pipe placing platform is used to place steel pipes. The node plate to be installed is placed on the node plate mounting bracket. The steel pipe placing platform is provided with the left steel pipe angle adjustment device and the right steel pipe angle adjustment device, and the two ends of the end of the steel pipe are respectively connected to the left steel pipe angle adjustment device and the right steel pipe angle adjustment device. The node plate mounting bracket is arranged on both sides of the steel pipe placing platform to realize that the left steel pipe angle adjustment device and the right steel pipe angle adjustment device can drive the steel pipe to rotate, so that the steel pipe flange to be installed and the node plate are installed on the outer periphery of the steel pipe.

2. The steel pipe assembly frame structure according to claim 1, characterized in that: The steel pipe placement platform includes a tire seat, a left roller bracket and a right roller bracket. The left roller bracket and the right roller bracket are arranged on the tire seat. The left roller bracket and the right roller bracket are arranged between the left steel pipe angle adjustment device and the right steel pipe angle adjustment device. The steel pipe is placed on the left roller bracket and the right roller bracket.

3. The steel pipe assembly frame structure according to claim 2, characterized in that: The roller bracket comprises a left roller frame base, a right roller frame base, a rotating wheel and a rotating wheel spacing adjustment mechanism, the left roller frame base, the right roller frame base and the rotating wheel spacing adjustment mechanism are respectively arranged on the tire seat, and the rotating wheel spacing adjustment mechanism is arranged between the left roller frame base and the right roller frame base, the left roller frame base and the right roller frame base are connected with the rotating wheel spacing adjustment mechanism to enable the left roller frame base and the right roller frame base to move along the width direction of the tire seat, the left roller frame base and the right roller frame base are provided with the rotating wheel, the rotating wheel is in contact with the surface of the steel pipe, and the spacing between the left roller frame base and the right roller frame base is adjusted by the rotating wheel spacing adjustment mechanism to adjust the position of the rotating wheel in contact with the surface of the steel pipe, thereby adjusting the height of the center line of the steel pipe.

4. The steel pipe assembly frame structure according to claim 3, characterized in that: The steel pipe angle adjustment device includes a left end base, a rotating mechanism and a telescopic mechanism, and the right end base includes a second end base, a rotating mechanism and a telescopic mechanism. The left end base and the right end base are respectively connected to the tire seat, and the left end base and the right end base are both provided with the rotating mechanism. The rotating mechanism is connected to the end of the steel pipe, and any one or two of the end bases are connected to the telescopic mechanism.

5. The steel pipe assembly frame structure according to claim 4, characterized in that: The rotating mechanism includes a bearing, a connecting plate structure and a motor, wherein the motor is connected to the bearing, the bearing is arranged on the end base, and the connecting shaft of the bearing is connected to the end of the steel pipe through the connecting plate structure.

6. The steel pipe assembly frame structure according to claim 5, characterized in that: The connecting plate structure includes a connecting shaft plate, a transition connecting plate and a flange positioning plate. The connecting shaft plate is connected to the connecting shaft of the bearing. The connecting shaft plate, the transition connecting plate and the flange positioning plate are connected in sequence. The flange positioning plate is connected to the end of the steel pipe.

7. The steel pipe assembly frame structure according to claim 6, characterized in that: The telescopic mechanism comprises a telescopic frame base and a telescopic jack. The telescopic frame base is arranged on the tire seat. The telescopic jack is arranged on the telescopic frame base. The telescopic jack is connected to the end head base.

8. The steel pipe assembly frame structure according to claim 7, characterized in that: The node plate mounting bracket includes a positioning frame base and a positioning card plate. The positioning frame base is arranged on the tire seat. The positioning frame base is provided with the positioning card plate. The outer contour line of the positioning card plate is the same as the outer contour line of the node plate.

9. A construction method for a steel pipe assembly frame, characterized in that: The steel pipe assembly frame structure according to any one of claims 1 to 8, wherein the construction method specifically comprises the following steps: Placing a steel pipe on a steel pipe placing platform, fixing the steel pipe flange on a steel pipe angle adjustment device, and welding the steel pipe to the steel pipe flange; Welding the node plate to the steel pipe using a node plate mounting bracket; The steel pipe angle adjustment device is used to rotate the angle of the steel pipe to achieve welding of all node plates on the steel pipe, thereby completing the assembly of the steel pipe column.

10. The construction method of the steel pipe assembly frame according to claim 9, characterized in that: The "welding of the steel pipe and the steel pipe flange" specifically includes the following steps: The telescopic mechanism is used to adjust the distance between the rotating mechanisms to ensure that the spacing between the rotating mechanisms at both ends is consistent with the length of the steel pipe; The steel pipe flange to be installed is fixedly connected to the rotating mechanism by bolts; The steel pipe is fed by the gantry crane, and the distance between the left roller frame base and the right roller frame base is adjusted by the rotating wheel spacing adjustment mechanism so that the center line of the steel pipe is consistent with the center line of the rotating mechanism; After verifying the spatial position and size of the steel pipe, the steel pipe is welded to the steel pipe flange to be installed.

Images