Flange plate welding device for flange production

Abstract

The invention relates to the technical field of flange plate welding, and discloses a flange plate welding device for flange production, which solves the problem of low welding stability and comprises a frame body, a supporting disc is arranged at the top of the frame body, an electromagnetic chuck is fixed in the supporting disc, a moving rod is arranged at the front end of the supporting disc, and an adaptive rod is fixed at the right end of the moving rod. A welding machine is arranged at the rear end of the adaptive rod, a clamping ring is arranged at the right end of the supporting disc, a plurality of clamping screw rods are slidably connected to the interior of the clamping ring, a clamping disc is arranged on the inner side of each clamping screw rod, a stabilizing block is fixed to the inner side of each clamping disc, and a main stabilizing plate and an auxiliary stabilizing plate are rotatably connected to the interior of each stabilizing block. The flange plate clamping motor can drive the flange plate clamping plate to rotate, so that the flange plate clamping plate is tightly attached to the flange plate, the whole device can be matched with the special-shaped flange plate, the application range of the whole device is widened, and the welding effect is further guaranteed.

Description

Technical Field

[0001] The present invention belongs to the technical field of flange welding, and specifically relates to a flange welding device for flange production. Background Art

[0002] As an indispensable connecting component in the pipeline system, the welding quality of the flange directly affects the pipeline sealing performance and structural strength. In fields such as petrochemical and electric power energy, flange welding needs to meet strict requirements such as high pressure, corrosion resistance, and anti-deformation. Traditional welding processes mostly rely on manual operation or semi-automatic equipment to complete the assembly and welding of pipe fittings and flanges.

[0003] However, most of the existing flange welding is carried out manually, resulting in low welding accuracy. At the same time, the existing welding devices can only fix pipes and flanges with regular shapes during welding, so the applicable range of the entire device is small. In addition, the existing welding devices require a large amount of manual labor when clamping pipes, resulting in extremely low welding efficiency. Therefore, the present invention proposes a flange welding device for flange production. Summary of the Invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a flange welding device for flange production, effectively solving the problems raised in the above background.

[0005] To achieve the above object, the present invention provides the following technical solution: A flange welding device for flange production, including a frame body. A support disk is provided at the top of the frame body. An electromagnetic chuck is fixed inside the support disk. A number of adapter pipes are slidably connected inside the support disk. A mating sub-gear is fixed to the left end of each adapter pipe. A flange adapter rod is slidably connected inside each mating sub-gear. An adapter spring is provided outside each flange adapter rod. The right end of the support disk is connected to a reversing sub-gear through a sliding bearing. The reversing sub-gear is meshed with a reversing main gear. A moving rod is provided in front of the reversing main gear. An adapter rod is fixed to the right end of the moving rod. A connecting plate is provided at the rear end of the adapter rod. A welding machine is slidably connected to the rear end of the connecting plate. A laser displacement meter is provided at the bottom of the welding machine. A camera is provided at the right end of the laser displacement meter. A grinding disk is provided at the bottom of the camera. A flange positioning rod is fixed to the right end of each flange adapter rod. A flange clamping block is provided inside each flange positioning rod. Two clamping rings are provided at the right end of the support disk. A number of clamping screws are slidably connected inside each clamping ring. A clamping rod is fixed to the inner side of each clamping screw. A clamping disk is fixed to the inner side of each clamping rod. A number of moving wheels are rotatably connected inside each clamping disk at the right end. A stabilizing block is fixed to the inner side of each clamping disk. A main stabilizing plate is rotatably connected to the stabilizing block through a rotating shaft inside each stabilizing block. A secondary stabilizing plate is provided in a mirror image to the main stabilizing plate and is rotatably connected to the stabilizing block.

[0006] Preferably, a handrail is fixed to the top of the frame body, a controller is fixed to the front end of the frame body, a power supply is fixed to the left end of the controller, a stabilizing plate is fixed to the bottom of the frame body, several universal wheel moving rods are arranged inside the stabilizing plate, a universal wheel positioning plate is clamped to the bottom of each universal wheel moving rod, and a universal wheel is rotatably connected inside each universal wheel positioning plate.

[0007] Preferably, two tracks are arranged on the top of the frame body, a moving plate is arranged on the top of the left track, a flange plate moving rod is fixed to the left end of the frame body, the right end of the flange plate moving rod is fixedly connected to the moving plate through a slider, two main jacking rods are fixed to the top of the moving plate, the top of each main jacking rod is fixedly connected to the support disc, a moving motor is fixed to the right end of the frame body, a moving main gear is rotatably connected to the right end of the moving motor, the moving main gear is meshed with a moving sub-gear, a moving nut is fixed to the left end of the moving sub-gear, a moving shaft is meshed inside the moving nut, a positioning ring is fixed to the left end of the moving nut, the positioning ring is clamped to the frame body and can rotate around the axis of the positioning ring, two positioning blocks are also slidably connected to the top of the frame body, a sub-jacking rod is fixed to the top of each positioning block, each sub-jacking rod is fixedly connected to the clamping ring at its top, and the bottom of the left positioning block is fixedly connected to the moving shaft through a slider.

[0008] Preferably, an electromagnetic chuck controller is fixed to the left end of the support disc, several adapter bearings are fixed to the left end of the support disc, the inner ring of each adapter bearing is fixedly connected to the adapter sub-gear at its left end, several adapter sub-gears are meshed with each other through an adapter chain, an adapter motor is also fixed to the left end of the support disc, an adapter main gear is rotatably connected to the left end of the adapter motor, the adapter main gear is meshed with one of the adapter sub-gears, a flange plate positioning block motor is fixed to the right end of each flange plate positioning rod, and a flange plate positioning block is rotatably connected to each flange plate positioning block motor.

[0009] Preferably, a flange plate camera is fixed to the right end of each flange plate positioning block, a flange plate clamping block moving rod is fixed to the inner side of each flange plate positioning block, the telescopic end of each flange plate clamping block moving rod is fixedly connected to the flange plate clamping block, a positioning disc is fixed to the right end of each flange plate positioning block, a flange plate clamping motor is fixed to the right end of each positioning disc, and a flange plate clamping plate is rotatably connected to the left side of each flange plate clamping motor through a rotating shaft.

[0010] Preferably, a commutation motor is fixed to the front end of the support disk. The commutation motor is rotationally connected to the commutation main gear at its right end. A commutation rod is fixed to the right end of the commutation sub-gear. The front end of the commutation rod is fixedly connected to the moving rod. A connection motor is fixed to the right end of the adapter rod. A connection block is rotationally connected to the left end of the connection motor. The connection block is fixedly connected to the connection plate at its rear end.

[0011] Preferably, a clamping rod is fixed to the rear end of the connection plate. A clamping plate is fixed to the upper end of the clamping rod. The clamping plate is closely attached to the welding machine inside it. A grinding disk commutation motor is also fixed to the rear end of the connection plate. A grinding disk positioning rod is rotationally connected to the rear end of the grinding disk commutation motor. A grinding disk motor is fixed to the left end of the grinding disk positioning rod. The grinding disk motor is rotationally connected to the grinding disk at its right end through a rotating shaft.

[0012] Preferably, a clamping motor is fixed to the outside of each clamping ring. A clamping main gear is rotationally connected to the inside of each clamping motor. A clamping chain is meshed with the outside of each clamping main gear. A number of clamping sub-gears are also meshed with the inside of each clamping chain. A main bevel gear is fixed to each clamping sub-gear through a rotating shaft. The rotating shaft of each clamping sub-gear is fixedly connected to the clamping ring through a fixing plate.

[0013] Preferably, each main bevel gear is meshed with a sub-bevel gear. A clamping nut is fixed to the outside of each sub-bevel gear. The clamping nut is meshed with the clamping screw inside it. A clamping bearing is fixed to the inside of each sub-bevel gear. A moving block is fixed to the inside of the outer ring of each clamping bearing. The moving block is fixedly connected to the clamping ring at one end of it.

[0014] Preferably, a number of stabilizing rods are slidably connected to each clamping ring. A stabilizing block is fixedly connected to the inside of each stabilizing rod. A stabilizing motor is fixed to the inside of each stabilizing block. A stabilizing main gear is rotationally connected to the outside of each stabilizing motor. The stabilizing main gear is fixedly connected to the main stabilizing plate outside it through a rotating shaft. Each stabilizing main gear is meshed with a stabilizing sub-gear. The stabilizing sub-gear is rotationally connected to the sub-stabilizing plate outside it through a rotating shaft. A stabilizing camera is also fixed to the inside of each stabilizing block.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: (1) In the present invention, the electromagnetic chuck and the electromagnetic chuck controller cooperate to tightly suck the flange, thereby ensuring the stability of the flange, and thus ensuring the welding effect. At the same time, the device drives the moving plate to move through the flange moving rod, thereby driving the support plate to move. At the same time, the moving motor drives the moving main gear to rotate, thereby driving the moving sub-gear to rotate, thereby driving the moving nut to rotate, thereby driving the moving shaft to rotate, thereby driving the left end positioning block to move, thereby driving the left end clamping ring to move, so that the pipe and the flange are closely attached, thus ensuring the welding efficiency and the welding effect; (2) In the present invention, the adapter pipe is used to position the flange adapter rod. The adapter spring of the device is elastic, so that the flange clamping motor is closely attached to the right end of the flange, thereby ensuring the stability of the flange. At the same time, the device drives the adapter main gear to rotate through the adapter motor, thereby driving the engaged adapter sub-gear to rotate, and further driving the adapter chain to rotate, thereby driving all the adapter sub-gears to rotate, thereby driving the flange adapter rod to rotate, so that the moving rod rotates at the same time, so that the flange can be clamped and the axis of the flange is the same as the axis of the support plate, thus ensuring the welding accuracy; (3) In the present invention, the flange positioning block motor drives the flange positioning block to rotate. At the same time, the device drives the flange clamping block to move through the telescopic movement of the flange clamping block moving rod, so that the positioning plate can be closely attached to the flange, thereby preventing the flange from tipping over, thereby ensuring the stability of the flange, and thus ensuring the welding effect. At the same time, the device drives the flange clamping plate to rotate through the flange clamping motor, so that the flange clamping plate is closely attached to the flange, so that the whole device can be adapted to special-shaped flanges, thereby increasing the applicable range of the whole device, and further ensuring the welding effect; (4) In the present invention, through the telescopic movement of the moving rod, the adapter rod can be driven to move left and right. At the same time, through the telescopic movement of the adapter rod, the connecting block can be driven to move back and forth. At the same time, the device drives the connecting block to rotate through the connecting motor, thereby driving the connecting plate to change direction. At the same time, the device drives the reversing main gear to rotate through the reversing motor, thereby driving the reversing sub-gear to rotate, and driving the reversing rod to rotate following the reversing sub-gear, so that the welding machine can reach any position at the joint of the pipe and the flange, thus ensuring the welding accuracy and improving the welding efficiency;(5) In the present invention, the clamping motor can drive the rotation of the main clamping gear, thereby driving the rotation of the clamping chain, which in turn drives the rotation of the auxiliary clamping gear, then drives the rotation of the main bevel gear, and further drives the rotation of the auxiliary bevel gear, which then drives the rotation of the clamping nut, thus driving the movement of the clamping screw rod, and further driving the movement of the clamping rod, so that several of the clamping disks are in close contact with the pipeline. Furthermore, due to the telescopic movement of the clamping rod, all the clamping disks can be in close contact with the pipeline, enabling the entire device to adapt to pipelines of different sizes and different shapes, thereby expanding the applicable range of the entire device. Additionally, the stability motor can drive the rotation of the main stability gear, which drives the rotation of the auxiliary stability gear, causing the main stability plate and the auxiliary stability plate to be in close contact with the outer wall of the pipeline, ensuring the stability of the pipeline and further guaranteeing the welding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings are provided to further understand the present invention and form a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] In the drawings: Figure 1 is a schematic diagram of the whole of the present invention; Figure 2 is a top view schematic diagram of the whole of the present invention; Figure 3 is a schematic diagram of the universal wheel moving rod of the present invention; Figure 4 is a schematic diagram of the right end of the frame body of the present invention; Figure 5 is a schematic diagram of the right end of the clamping ring of the present invention; Figure 6 is a schematic diagram of the inside of the right end clamping ring of the present invention; Figure 7 is a schematic diagram of the inside of the clamping screw rod of the present invention; Figure 8 is a schematic diagram of the inside of the clamping nut of the present invention; Figure 9 is a schematic diagram of the inside of the stabilizing rod of the present invention; Figure 10 is a schematic diagram of the inside of the stabilizing block of the present invention; Figure 11 is a schematic diagram of the main stabilizing gear of the present invention; Figure 12 is a schematic diagram of the left end of the support disk of the present invention; Figure 13 is a schematic diagram of the right end of the support disk of the present invention; Figure 14 is a schematic diagram of the rear end of the moving rod of the present invention; Figure 15 is a schematic diagram of the rear end of the adapter rod of the present invention; Figure 16Schematic diagram of the right end of the flange adapter rod of the present invention; Figure 17 Schematic diagram of the inner side of the flange positioning rod of the present invention; Figure 18 Schematic diagram of the moving rod of the flange clamping block of the present invention.

[0018] In the figure: 1-frame; 2-support plate; 3-moving shaft; 4-flange adapter rod; 5-clamping ring; 6-clamping screw; 7-caster moving rod; 8-moving rod; 9-stabilizing rod; 101-controller; 102-power supply; 103-stabilizing plate; 104-caster; 105-caster positioning plate; 106-handrail; 107-rail; 201-moving plate; 202-flange moving rod; 203-main jacking rod; 204-electromagnetic chuck controller; 205-electromagnetic chuck; 301-moving sub-gear; 302-moving nut; 303-positioning ring; 304-moving main gear; 305-moving motor; 401-adapter sub-gear; 402-adapter spring; 403-adapter bearing; 404-adapter chain; 405-adapter main gear; 406-adapter motor; 407-adapter pipe; 408-flange positioning rod; 409-flange positioning block; 410-flange camera; 411-flange positioning block motor; 412-flange clamping block; 413-positioning plate; 414-flange clamping plate; 415-flange clamping motor; 416-flange clamping block moving rod; 501-positioning block; 502-sub jacking rod; 503-clamping chain; 504-clamping sub-gear; 505-main bevel gear; 506-clamping motor; 507-clamping main gear; 601-clamping nut; 602-sub bevel gear; 603-clamping bearing; 604-clamping rod; 605-clamping disc; 606-moving block; 607-moving wheel; 801-adapter rod; 802-connecting block; 803-reversing motor; 804-reversing main gear; 805-reversing sub-gear; 806-reversing rod; 807-welding machine; 808-clamping plate; 809-clamping rod; 810-grinding disc; 811-grinding disc reversing motor; 812-grinding disc motor; 813-grinding disc positioning rod; 814-laser displacement gauge; 815-camera; 816-connecting motor; 817-connecting plate; 901-stabilizing block; 902-main stabilizing plate; 903-sub stabilizing plate; 904-stabilizing motor; 905-stabilizing camera; 906-stabilizing main gear; 907-stabilizing sub-gear. Detailed implementation manner

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Embodiment 1 consists of Figures 1 - 2 , Figures 5 - 7 , Figure 10 , Figures 12 - 14 , Figure 16Given is a flange welding device for flange production of the present invention, including a frame body 1. The frame body 1 is made of alloy material and is used to support the moving plate 201. At the top of the frame body 1, there is a support plate 2 which is made of alloy material. Inside the support plate 2, an electromagnetic chuck 205 is fixed. The electromagnetic chuck 205 can suck and tighten the flange through cooperation with the electromagnetic chuck controller 204, thereby ensuring the stability of the flange and thus ensuring the welding effect. The support plate 2 is used to support the electromagnetic chuck 205. Inside the support plate 2, several adapter tubes 407 are slidably connected. The adapter tubes 407 are made of alloy material and are used to position the flange adapter rod 4. At the left end of each adapter tube 407, an adapter sub-gear 401 is fixed. Inside each adapter sub-gear 401, a flange adapter rod 4 is slidably connected. The flange adapter rod 4 has a polygonal structure and is in close contact with the adapter sub-gear 401. The adapter sub-gear 401 can drive the flange adapter rod 4 to rotate by rotation. Outside each flange adapter rod 4, there is an adapter spring 402. The adapter spring 402 is elastic, so that the positioning plate 413 is in close contact with the right end of the flange. At the right end of the support plate 2, a reversing sub-gear 805 is connected through a sliding bearing. The reversing sub-gear 805 can drive the reversing rod 806 to rotate along the support plate 2 by rotation. The reversing sub-gear 805 is meshed with a reversing main gear 804. The reversing main gear 804 can drive the reversing sub-gear 805 to rotate. At the front end of the reversing main gear 804, there is a moving rod 8. At the right end of the moving rod 8, an adapter rod 801 is fixed. The moving rod 8 is telescopic, so that it can drive the adapter rod 801 to move left and right. The adapter rod 801 is telescopic, so that it can drive the connecting block 802 to move back and forth. At the rear end of the adapter rod 801, there is a connecting plate 817. The connecting plate 817 is made of alloy material. At the rear end of the connecting plate 817, a welding machine 807 is slidably connected. The connecting plate 817 is used to position the welding machine 807. The welding machine 807 can have various models and can be replaced according to the flanges made of different materials to be welded, so as to ensure the welding effect. At the bottom of the welding machine 807, there is a laser displacement meter 814 which is used to measure whether the flange and the pipeline are flat. At the right end of the laser displacement meter 814, there is a camera 815 which is used to monitor the welding situation. At the bottom of the camera 815, there is a grinding disc 810 which is used to grind the flange and the pipeline. At the right end of each flange adapter rod 4, a flange positioning rod 408 is fixed. The flange positioning rod 408 is made of alloy material and is used to position the flange positioning block 409. Inside each flange positioning rod 408, there is a flange clamping block 412.The flange clamping block 412 is made of alloy material. The flange clamping block 412 is used to position the positioning disk 413. Two clamping rings 5 are provided at the right end of the support disk 2. The clamping rings 5 are made of alloy material. The clamping rings 5 are used to position the moving block 606. A number of clamping screws 6 are slidably connected inside each clamping ring 5. A clamping rod 604 is fixed to the inner side of each clamping screw 6. The clamping screw 6 can drive the clamping rod 604 to move by moving. A clamping disk 605 is fixed to the inner side of each clamping rod 604. The clamping rod 604 is telescopic, so as to drive the clamping disk 605 to move. The outer end of the clamping disk 605 is made of alloy material, and the inner end of the clamping disk 605 is made of rubber material, so as to clamp the pipeline. A number of moving wheels 607 are rotatably connected inside each clamping disk 605 at the right end. The moving wheels 607 are made of alloy material, which is convenient for moving the pipeline. A stabilizing block 901 is fixed to the inner side of each clamping disk 605. The stabilizing block 901 is made of alloy material. A main stabilizing plate 902 is rotatably connected inside each stabilizing block 901 through a rotating shaft. A secondary stabilizing plate 903 is mirror-symmetrically arranged on each main stabilizing plate 902 and is rotatably connected to the stabilizing block 901. The stabilizing block 901 is used to position the main stabilizing plate 902 and the secondary stabilizing plate 903. The main stabilizing plate 902 and the secondary stabilizing plate 903 are made of alloy material. Rubber material is fixed to the inner ends of the main stabilizing plate 902 and the secondary stabilizing plate 903. The main stabilizing plate 902 and the secondary stabilizing plate 903 cooperate to clamp the pipeline, so as to ensure the stability of welding.,

[0021] Embodiment 2, on the basis of Embodiment 1, in combination with Figures 3 - 4Given that, at the top of the frame body 1, there is a handrail 106 fixed, and the handrail 106 facilitates the staff to move the entire device. At the front end of the frame body 1, there is a controller 101 fixed, and the controller 101 is used to control the entire device. At the left end of the controller 101, there is a power supply 102 fixed, and the power supply 102 provides the required electric energy for the entire device. At the bottom of the frame body 1, there is a stabilizing plate 103 fixed, and the stabilizing plate 103 is made of alloy material. The stabilizing plate 103 can ensure the stability of the entire device. Inside the stabilizing plate 103, there are several universal wheel moving rods 7. At the bottom of each universal wheel moving rod 7, there is a universal wheel positioning plate 105 snap-connected. The universal wheel moving rod 7 can be telescopic, so as to drive the universal wheel positioning plate 105 to move. Inside each universal wheel positioning plate 105, there is a universal wheel 104 rotatably connected. The universal wheel 104 can drive the entire device to move through rotation. On the top of the frame body 1, there are two tracks 107. On the top of the left track 107, there is a moving plate 201. The moving plate 201 is made of alloy material. The moving plate 201 is used to position the main lifting rod 203. The track 107 provides a moving path for the slider at the bottom of the moving plate 201 and the positioning block 501. At the left end of the frame body 1, there is a flange plate moving rod 202 fixed. The flange plate moving rod 202 can be telescopic, so as to drive the moving plate 201 to move. The right end of the flange plate moving rod 202 is fixedly connected to the moving plate 201 through a slider. On the top of the moving plate 201, there are two main lifting rods 203 fixed. The top of each main lifting rod 203 is fixedly connected to the support plate 2. The main lifting rod 203 can be telescopic, so as to drive the support plate 2 to move up and down. At the right end of the frame body 1, there is a moving motor 305 fixed. At the right end of the moving motor 305, there is a moving main gear 304 rotatably connected. The moving motor 305 can drive the moving main gear 304 to rotate. The moving main gear 304 is meshed with a moving sub-gear 301. The moving main gear 304 can drive the moving sub-gear 301 to rotate. At the left end of the moving sub-gear 301, there is a moving nut 302 fixed. The moving sub-gear 301 can drive the moving nut 302 to rotate through rotation. Inside the moving nut 302, there is a moving shaft 3 meshed. The moving nut 302 can drive the moving shaft 3 to move through rotation, so as to drive the positioning block 501 to move. At the left end of the moving nut 302, there is a positioning ring 303 fixed. While the positioning ring 303 is snap-connected to the frame body 1, it can rotate around the axis of the positioning ring 303. The positioning ring 303 facilitates the rotation of the moving nut 302. On the top of the frame body 1, there are also two positioning blocks 501 slidably connected. On the top of each positioning block 501, there is a sub-lifting rod 502 fixed. The positioning block 501 is used to position the sub-lifting rod 502. The bottom of the left positioning block 501 is fixedly connected to the moving shaft 3 through a slider; Before using this device, the staff can drive the whole device to move by pushing the armrest 106. When the whole device moves to the required position, the controller 101 controls the universal wheel moving rod 7 to contract, thereby driving the universal wheel positioning plate 105 to rise, so that the universal wheel 104 enters the inside of the stabilizing plate 103, so that the stabilizing plate 103 is in close contact with the ground, thus ensuring the stability of the whole device. After the flange positioning is completed, the controller 101 controls the flange moving rod 202 to work, which can make the moving plate 201 move, thereby driving the support plate 2 to move. Further, after the staff fixes the pipeline, the controller 101 controls the moving motor 305 to work, thereby driving the moving main gear 304 to rotate, thereby driving the moving sub-gear 301 to rotate, thereby driving the moving nut 302 to rotate, thereby driving the moving shaft 3 to move, so that the positioning block 501 at the left end moves. At this time, due to the moving wheel 607, the pipeline can follow the clamping ring 5 at the left end to move, so that the pipeline is close to the flange. At this time, the controller 101 controls the main lifting rod 203 and the auxiliary lifting rod 502 to cooperate, so that the support plate 2 and the clamping ring 5 cooperate to lift and lower, so that the axes of the flange and the pipeline are the same, thus ensuring the stability of welding.

[0022] Embodiment 3, on the basis of Embodiment 1, in combination with Figure 15 、 Figures 17 - 18Given that, at the left end of the support disk 2, an electromagnetic chuck controller 204 is fixed. The electromagnetic chuck controller 204 is used to control the electromagnetic chuck 205. At the left end of the support disk 2, a number of fitting bearings 403 are fixed. The inner ring of each fitting bearing 403 is fixedly connected to the fitting sub-gear 401 at its left end. The fitting bearings 403 are used to position the fitting sub-gears 401. A number of the fitting sub-gears 401 are meshed and connected by a fitting chain 404. The fitting chain 404 is used to connect a number of the fitting sub-gears 401. At the left end of the support disk 2, a fitting motor 406 is also fixed. At the left end of the fitting motor 406, a fitting main gear 405 is rotationally connected. The fitting motor 406 can drive the fitting main gear 405 to rotate. The fitting main gear 405 is meshed with one of the fitting sub-gears 401. By driving the fitting sub-gear 401 meshed with it to rotate, the fitting main gear 405 can drive the fitting chain 404 to rotate, thereby driving all the fitting sub-gears 401 to rotate, and then driving the flange disk fitting rod 4 to rotate. At the right end of each flange disk positioning rod 408, a flange disk positioning block motor 411 is fixed. Each flange disk positioning block motor 411 is rotationally connected to a flange disk positioning block 409. The flange disk positioning block motor 411 can drive the flange disk positioning block 409 to rotate. At the right end of each flange disk positioning block 409, a flange disk camera 410 is fixed. The flange disk positioning block 409 is made of alloy material. Inside each flange disk positioning block 409, a flange disk clamping block moving rod 416 is fixed. The flange disk positioning block 409 is used to position the flange disk clamping block moving rod 416. The telescopic end of each flange disk clamping block moving rod 416 is fixedly connected to the flange disk clamping block 412. The flange disk clamping block moving rod 416 can drive the flange disk clamping block 412 to move by telescoping. At the right end of each flange disk positioning block 409, a positioning disk 413 is fixed. The positioning disk 413 is made of alloy material. The positioning disk 413 is used to clamp the right end of the flange disk, thereby preventing the flange disk from tipping over, thus ensuring the stability of the flange disk, and thus ensuring the welding effect. At the right end of each positioning disk 413, a flange disk clamping motor 415 is fixed. On the left side of each flange disk clamping motor 415, a flange disk clamping plate 414 is rotationally connected through a rotating shaft. The flange disk clamping plate 414 is made of alloy material. The flange disk clamping plate 414 is used to clamp the flange disk. The flange disk clamping motor 415 can drive the flange disk clamping plate 414 to rotate. At the front end of the support disk 2, a reversing motor 803 is fixed. The reversing motor 803 is rotationally connected to the reversing main gear 804 at its right end. The reversing motor 803 can drive the reversing main gear 804 to rotate. At the right end of the reversing sub-gear 805, a reversing rod 806 is fixed. The reversing rod 806 is made of alloy material. The front end of the reversing rod 806 is fixedly connected to the moving rod 8.The commutation rod 806 is used to position the moving rod 8. A connecting motor 816 is fixed to the right end of the adapter rod 801. A connecting block 802 is rotatably connected to the left end of the connecting motor 816. The connecting motor 816 can drive the connecting block 802 to rotate. The connecting block 802 is fixedly connected to the connecting plate 817 at its rear end. The connecting block 802 is used to position the connecting plate 817. A clamping rod 809 is fixed to the rear end of the connecting plate 817. A clamping plate 808 is fixed to the upper end of the clamping rod 809. The clamping plate 808 is in close fit with the welding machine 807 inside it. The clamping rod 809 is telescopic, so as to drive the clamping plate 808 to move, thereby clamping the welding machines 807 of different sizes. A grinding disc commutation motor 811 is also fixed to the rear end of the connecting plate 817. A grinding disc positioning rod 813 is rotatably connected to the rear end of the grinding disc commutation motor 811. The grinding disc commutation motor 811 can drive the grinding disc 813 to rotate, so that the grinding disc 810 commutes around the axis of the grinding disc commutation motor 811. A grinding disc motor 812 is fixed to the left end of the grinding disc positioning rod 813. The grinding disc motor 812 is rotatably connected to the grinding disc 810 at its right end through a rotating shaft. The grinding disc motor 812 can drive the grinding disc 810 to rotate, thereby grinding the pipeline and the flange; When the entire device moves to the desired position, the controller 101 can drive the clamping plate 808 to move by controlling the clamping rod 809, so that the welding machine 807 can be replaced, enabling the entire device to select a suitable welding machine 807 according to pipes of different materials and models, thus ensuring the welding effect. Further, the staff places the flange on the right end of the support plate 2. At this time, the controller 101 controls the adapter motor 406 to work, driving the adapter main gear 405 to rotate, which drives the engaged adapter sub-gear 401 to rotate, driving the adapter chain 404 to rotate, driving all the adapter sub-gears 401 to rotate, driving the flange adapter rod 4 to rotate, driving the adapter pipe 407 to rotate, driving the flange positioning rod 408 to rotate, making several of the flange clamping blocks 412 close to the flange, and at the same time making the axis of the flange the same as the axis of the support plate 2. Further, when the staff pushes the flange adapter rod 4, the flange positioning rod 408 can move, making the positioning plate 413 close to the right end of the flange, thus ensuring the stability of the flange. Further, the controller 101 controls the flange camera 410 to monitor the position of the positioning plate 413. At this time, the controller 101 controls the flange positioning block motor 411 and the flange clamping block moving rod 416 to cooperate, making the remaining flange clamping blocks 412 close to the flange. Further, the controller 101 controls the flange clamping motor 415 to cooperate to make the flange clamping plate 414 and the flange clamping blocks 412 clamp the flange, thus ensuring the stability of the flange. At this time, the controller 101 controls the electromagnetic chuck controller 204 to make the electromagnetic chuck 205 work, sucking the flange tightly, thus ensuring the stability of the flange. When welding is required, the controller 101 controls the moving rod 8, the adapter rod 801, and the connecting motor 816 to work, so that the connecting plate 817 can move and change direction, making the laser displacement sensor 814 close to the connection between the pipe and the flange. At this time, the controller 101 can monitor whether the pipe and the flange are flat through the laser displacement sensor 814 and the camera 815. If the pipe is not flat, the controller 101 controls the adapter rod 801 and the moving rod 8 to make the grinding disc 810 close to the pipe. Further, the controller 101 controls the grinding disc motor 812 to make the grinding disc 810 rotate, grinding the pipe. Further, the controller 101 can drive the grinding disc 810 to change direction by controlling the grinding disc reversing motor 811, thus grinding the flange, ensuring the grinding accuracy and at the same time ensuring the grinding efficiency. Further, the controller 101 controls the reversing motor 803 to drive the reversing main gear 804 to rotate, driving the reversing sub-gear 805 to rotate, driving the moving rod 8 to rotate around the axis of the support plate 2,Thus, any position of the pipeline can be polished. Further, the controller 101 controls the operation of the welding machine 807, thereby starting the welding work. Further, the controller 101 controls the reversing motor 803, the moving rod 8, the adapter rod 801, and the connecting motor 816 to cooperate, so that the welding machine 807 can weld any position of the pipeline, thus ensuring the welding effect.

[0023] Embodiment 4, on the basis of Embodiment 1, in combination with Figures 8 - 9 、 Figure 11Given that a clamping motor 506 is fixedly arranged outside each of the clamping rings 5, a clamping main gear 507 is rotatably connected to the inner side of each of the clamping motors 506, a clamping chain 503 is meshed and connected to the outside of each of the clamping main gears 507, a plurality of clamping sub-gears 504 are further meshed with the inner side of each of the clamping chains 503, a main bevel gear 505 is fixedly arranged on each of the clamping sub-gears 504 through a rotating shaft, the clamping motor 506 can drive the clamping main gear 507 to rotate, so as to drive the clamping chain 503 to rotate, so as to drive the clamping sub-gear 504 to rotate, so as to drive the main bevel gear 505 to rotate. The rotating shaft of each of the clamping sub-gears 504 is fixedly connected to the clamping ring 5 through a fixing plate. Each of the main bevel gears 505 is meshed and connected with a sub-bevel gear 602. A clamping nut 601 is fixedly arranged on the outside of each of the sub-bevel gears 602. Each of the clamping nuts 601 is meshed and connected with the clamping screw rod 6 inside it. The sub-bevel gear 602 can drive the clamping nut 601 to rotate through rotation, so as to drive the clamping screw rod 6 to move. A clamping bearing 603 is fixedly arranged on the inner side of each of the sub-bevel gears 602. The clamping bearing 603 is used for positioning the sub-bevel gear 602, so that the sub-bevel gear 602 can rotate while preventing the sub-bevel gear 602 from moving. A moving block 606 is fixedly arranged on the inner side of the outer ring of each of the clamping bearings 603. The moving block 606 is made of alloy material. The moving block 606 is used for positioning the clamping bearing 603. Each of the moving blocks 606 is fixedly connected to the clamping ring 5 at one end of it. A plurality of stabilizing rods 9 are slidably connected to each of the clamping rings 5. The stabilizing rods 9 are made of alloy material. Each of the stabilizing rods 9 is fixedly connected to a stabilizing block 901 inside it. The stabilizing rods 9 are used for positioning the stabilizing blocks 901. A stabilizing motor 904 is fixedly arranged on the inner side of each of the stabilizing blocks 901. A stabilizing main gear 906 is rotatably connected to the outside of each of the stabilizing motors 904. The stabilizing motor 904 can drive the stabilizing main gear 906 to rotate. Each of the stabilizing main gears 906 is fixedly connected to a main stabilizing plate 902 outside it through a rotating shaft. Each of the stabilizing main gears 906 is meshed and connected with a stabilizing sub-gear 907. The stabilizing main gear 906 can drive the stabilizing sub-gear 907 to rotate. Each of the stabilizing sub-gears 907 is rotatably connected to a sub-stabilizing plate 903 outside it through a rotating shaft. A stabilizing camera 905 is further fixedly arranged on the inner side of each of the stabilizing blocks 901. The stabilizing camera 905 is used for monitoring the clamping condition of the main stabilizing plate 902 and the sub-stabilizing plate 903; Further, the staff places the pipeline inside the two clamping rings 5. At this time, the controller 101 controls the clamping motor 506 to work, thereby driving the clamping main gear 507 to rotate, thereby driving the clamping chain 503 to rotate, thereby driving the clamping sub-gear 504 to rotate, thereby driving the main bevel gear 505 to rotate, thereby driving the sub-bevel gear 602 to rotate, thereby driving the clamping nut 601 to rotate, thereby driving the clamping screw 6 to move inward, thereby driving the clamping disc 605 to move inward. When it is a circular pipeline, all the clamping discs 605 are in close contact with the pipeline, so as to ensure that the axis of the pipeline is consistent with the axis of the clamping ring 5. When it is a special-shaped pipeline, several of the clamping discs 605 are in close contact with the pipeline. Further, the controller 101 controls the clamping rod 604 to extend, so that the non-close-contact clamping discs 605 are in close contact with the pipeline. At this time, due to the action of the stabilizing rod 9, the clamping screw 6 can be prevented from rotating, and at the same time, the rotation direction of the moving wheel 607 is the same as the axis of the clamping ring 5. Further, the controller 101 can monitor the positions of the main stabilizing plate 902 and the sub-stabilizing plate 903 through the stabilizing camera 905. Further, the controller 101 controls the stabilizing motor 904 to work, so that the stabilizing main gear 906 rotates, thereby driving the stabilizing sub-gear 907 to rotate, so that the main stabilizing plate 902 and the sub-stabilizing plate 903 are in close contact with the pipeline, so as to ensure the stability of the pipeline, and thus ensure the stability during welding.

[0024] The working process of the present invention is as follows: Before using the device, the staff can drive the entire device to move by pushing the armrest 106. When the entire device moves to the required position, the controller 101 controls the retraction of the universal wheel moving rod 7, thereby driving the rise of the universal wheel positioning plate 105, so that the universal wheel 104 enters the inside of the stabilizing plate 103, so that the stabilizing plate 103 is in close contact with the ground, thus ensuring the stability of the entire device. Further, the controller 101 can drive the movement of the clamping plate 808 by controlling the clamping rod 809, so that the welding machine 807 can be replaced, so that the entire device can select a suitable welding machine 807 according to different materials and different models of pipes, thus ensuring the welding effect. Further, the staff places the flange on the right end of the support plate 2. At this time, the controller 101 controls the operation of the matching motor 406, thereby driving the rotation of the matching main gear 405, thereby driving the rotation of the engaged matching sub-gear 401, thereby driving the rotation of the matching chain 404, thereby driving the rotation of all the matching sub-gears 401, thereby driving the rotation of the flange matching rod 4, thereby driving the rotation of the matching pipe 407, thereby driving the rotation of the flange positioning rod 408, so that several of the flange clamping blocks 412 are in close contact with the flange, and at the same time making the axis of the flange the same as the axis of the support plate 2. Further, when the staff pushes the flange matching rod 4, the flange positioning rod 408 can be moved, so that the positioning plate 413 is in close contact with the right end of the flange, thus ensuring the stability of the flange. Further, the controller 101 controls the flange camera 410 to monitor the position of the positioning plate 413. At this time, the controller 101 controls the cooperation of the flange positioning block motor 411 and the flange clamping block moving rod 416, so that the remaining flange clamping blocks 412 are in close contact with the flange. Further, the controller 101 controls the cooperation of the flange clamping motor 415 to enable the flange clamping plate 414 and the flange clamping block 412 to clamp the flange, thus ensuring the stability of the flange. At this time, the controller 101 controls the electromagnetic chuck controller 204 to enable the electromagnetic chuck 205 to work, so as to suck and hold the flange tightly, thus ensuring the stability of the flange. Further, the staff places the pipe into the two clamping rings 5. At this time, the controller 101 controls the operation of the clamping motor 506, thereby driving the rotation of the clamping main gear 507, thereby driving the rotation of the clamping chain 503, thereby driving the rotation of the clamping sub-gear 504, thereby driving the rotation of the main bevel gear 505, thereby driving the rotation of the sub-bevel gear 602, thereby driving the rotation of the clamping nut 601, thereby driving the inward movement of the clamping screw rod 6, thereby driving the inward movement of the clamping plate 605. When it is a circular pipe, all the clamping plates 605 are in close contact with the pipe, thus ensuring that the axis of the pipe is consistent with the axis of the clamping ring 5.When it is a special-shaped pipe, several of the clamping disks 605 are in close contact with the pipe. Further, the controller 101 controls the clamping rod 604 to extend, so that the non-close-contact clamping disks 605 are in close contact with the pipe. At this time, due to the action of the stabilizing rod 9, the clamping screw 6 can be prevented from rotating, and at the same time, the rotation direction of the moving wheel 607 is the same as the axis of the clamping ring 5. Further, the controller 101 can monitor the positions of the main stabilizing plate 902 and the secondary stabilizing plate 903 through the stabilizing camera 905. Further, the controller 101 controls the stabilizing motor 904 to work, so that the main stabilizing gear 906 rotates, thereby driving the secondary stabilizing gear 907 to rotate, so that the main stabilizing plate 902 and the secondary stabilizing plate 903 are in close contact with the pipe, thereby ensuring the stability of the pipe and thus ensuring the stability during welding. The controller 101 controls the flange plate moving rod 202 to work, which can make the moving plate 201 move, thereby driving the support disk 2 to move. Further, the controller 101 controls the moving motor 305 to work, thereby driving the moving main gear 304 to rotate, thereby driving the moving secondary gear 301 to rotate, thereby driving the moving nut 302 to rotate, thereby driving the moving shaft 3 to move, so that the positioning block 501 at the left end moves. At this time, due to the moving wheel 607, the pipe can move along with the clamping ring 5 at the left end, so that the pipe approaches the flange plate. At this time, the controller 101 controls the main lifting rod 203 and the secondary lifting rod 502 to cooperate, so that the support disk 2 and the clamping ring 5 cooperate to lift and lower, so that the axes of the flange plate and the pipe are the same, thereby ensuring the stability of welding. At this time, the controller 101 controls the moving rod 8, the adapter rod 801 and the connecting motor 816 to work, so that the connecting plate 817 can move and change direction, so that the laser displacement gauge 814 approaches the connection between the pipe and the flange plate. At this time, the controller 101 can monitor whether the pipe and the flange plate are flat through the laser displacement gauge 814 and the camera 815. If the pipe is not flat, the controller 101 controls the adapter rod 801 and the moving rod 8 to make the grinding disk 810 close to the pipe. Further, the controller 101 controls the grinding disk motor 812 to make the grinding disk 810 rotate, so as to grind the pipe. Further, the controller 101 can drive the grinding disk 810 to change direction by controlling the grinding disk reversing motor 811, so as to grind the flange plate, thereby ensuring the grinding accuracy and at the same time ensuring the grinding efficiency. Further, the controller 101 controls the reversing motor 803 to drive the reversing main gear 804 to rotate, thereby driving the reversing secondary gear 805 to rotate, thereby driving the moving rod 8 to rotate around the axis of the support disk 2, so as to grind any position of the pipe. Further, the controller 101 controls the welding machine 807 to work, so as to start the welding work.Furthermore, the controller 101 controls the commutation motor 803, the moving rod 8, the adapter rod 801, and the connecting motor 816 to cooperate, so that the welding machine 807 can weld any position of the pipeline, thereby ensuring the welding effect.

[0025] 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 further includes elements inherent to such process, method, article or device.

[0026] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flange welding device for flange production, characterized in that: The invention comprises a frame (1), wherein a support plate (2) is provided on the top of the frame (1), an electromagnetic suction cup (205) is fixed inside the support plate (2), a plurality of adapter tubes (407) are slidably connected inside the support plate (2), an adapter pinion (401) is fixed at the left end of each adapter tube (407), a flange adapter rod (4) is slidably connected inside each adapter pinion (401), an adapter spring (402) is provided outside each flange adapter rod (4), and the support plate (2) is provided with a plurality of adapter tubes (407) and a plurality of adapter tubes (407) are slidably connected inside each adapter pinion (401), ... The right end is connected to a reversing pinion gear (805) via a sliding bearing, the reversing pinion gear (805) is meshingly connected to a reversing main gear (804), a moving rod (8) is provided at the front end of the reversing main gear (804), an adapting rod (801) is fixed to the right end of the moving rod (8), a connecting plate (817) is provided at the rear end of the adapting rod (801), a welding machine (807) is slidably connected to the rear end of the connecting plate (817), a laser displacement meter (814) is provided at the bottom of the welding machine (807), and the A camera (815) is provided at the right end of the laser displacement meter (814), a grinding disc (810) is provided at the bottom of the camera (815), a flange positioning rod (408) is fixed to the right end of each flange adapter rod (4), a flange clamping block (412) is provided on the inner side of each flange positioning rod (408), two clamping rings (5) are provided at the right end of the support plate (2), a plurality of clamping screws (6) are slidably connected to the inside of each clamping ring (5), and a plurality of clamping screws (6) are fixed on the inner side of each clamping screw (6). A clamping rod (604) is fixed, a clamping plate (605) is fixed inside each clamping rod (604), a plurality of moving wheels (607) are rotatably connected inside each clamping plate (605) at the right end, a stabilizing block (901) is fixed inside each clamping plate (605), a main stabilizing plate (902) is rotatably connected inside each stabilizing block (901) via a rotating shaft, and each main stabilizing plate (902) is mirror-imaged with a secondary stabilizing plate (903) rotatably connected to the stabilizing block (901).

2. A flange welding device for flange production according to claim 1, characterized in that: A handrail (106) is fixed on the top of the frame (1), a controller (101) is fixed on the front end of the frame (1), a power supply (102) is fixed on the left end of the controller (101), a stabilizing plate (103) is fixed on the bottom of the frame (1), a plurality of universal wheel moving rods (7) are arranged inside the stabilizing plate (103), a universal wheel positioning plate (105) is clamped on the bottom of each universal wheel moving rod (7), and a universal wheel (104) is rotatably connected inside each universal wheel positioning plate (105).

3. A flange welding device for flange production according to claim 2, characterized in that: Two tracks (107) are provided on the top of the frame (1), and a moving plate (201) is provided on the top of the left track (107). A flange moving rod (202) is fixed on the left end of the frame (1), and the right end of the flange moving rod (202) is fixedly connected to the moving plate (201) via a slider. Two main lifting rods (203) are fixed on the top of the moving plate (201), and the top of each main lifting rod (203) is fixedly connected to the support plate (2). A moving motor (305) is fixed on the right end of the frame (1), and the right end of the moving motor (305) is rotatably connected to a moving main gear (304), and the moving main gear (304) is meshingly connected to a moving sub gear (301). ), a moving nut (302) is fixed to the left end of the moving sub-gear (301), a moving shaft (3) is meshedly connected to the inside of the moving nut (302), a positioning ring (303) is fixed to the left end of the moving nut (302), the positioning ring (303) is engaged with the frame body (1) and can rotate around the axis of the positioning ring (303), the top of the frame body (1) is also slidably connected to two positioning blocks (501), the top of each positioning block (501) is fixed with a secondary lifting rod (502), each secondary lifting rod (502) is fixedly connected to the clamping ring (5) at its top, and the bottom of the left end positioning block (501) is fixedly connected to the moving shaft (3) through a sliding block.

4. A flange welding device for flange production according to claim 3, characterized in that: An electromagnetic suction cup controller (204) is fixed to the left end of the support plate (2). A plurality of adaptable bearings (403) are fixed to the left end of the support plate (2). The inner ring of each adaptable bearing (403) is fixedly connected to the adaptable sub-gear (401) at its left end. The plurality of adaptable sub-gears (401) are meshingly connected to each other via an adaptable chain (404). An adaptable motor (406) is also fixed to the left end of the support plate (2). The left end of the adaptable motor (406) is rotatably connected to an adaptable main gear (405). The adaptable main gear (405) is meshingly connected to one of the adaptable sub-gears (401). A flange positioning block motor (411) is fixed to the right end of each flange positioning rod (408). Each flange positioning block motor (411) is rotatably connected to a flange positioning block (409).

5. A flange welding device for flange production according to claim 4, characterized in that: A flange camera (410) is fixed to the right end of each flange positioning block (409), a flange clamping block moving rod (416) is fixed to the inner side of each flange positioning block (409), the telescopic end of each flange clamping block moving rod (416) is fixedly connected to the flange clamping block (412), a positioning plate (413) is fixed to the right end of each flange positioning block (409), a flange clamping motor (415) is fixed to the right end of each positioning plate (413), and the left side of each flange clamping motor (415) is rotatably connected to a flange clamping plate (414) via a rotating shaft.

6. A flange welding device for flange production according to claim 4, characterized in that: A reversing motor (803) is fixed at the front end of the support plate (2), and the reversing motor (803) is rotatably connected to the reversing main gear (804) at its right end. A reversing rod (806) is fixed at the right end of the reversing sub-gear (805), and the front end of the reversing rod (806) is fixedly connected to the moving rod (8). A connecting motor (816) is fixed at the right end of the adapter rod (801), and the left end of the connecting motor (816) is rotatably connected to a connecting block (802), and the connecting block (802) is fixedly connected to the connecting plate (817) at its rear end.

7. A flange welding device for flange production according to claim 6, characterized in that: A clamping rod (809) is fixed to the rear end of the connecting plate (817), a clamping plate (808) is fixed to the upper end of the clamping rod (809), and the clamping plate (808) is tightly fitted with the welding machine (807) inside it. A grinding disc reversing motor (811) is also fixed to the rear end of the connecting plate (817), and a grinding disc positioning rod (813) is rotatably connected to the rear end of the grinding disc reversing motor (811). A grinding disc motor (812) is fixed to the left end of the grinding disc positioning rod (813), and the grinding disc motor (812) is rotatably connected to the grinding disc (810) at its right end via a rotating shaft.

8. A flange welding device for flange production according to claim 3, characterized in that: A clamping motor (506) is fixed on the outside of each clamping ring (5), and a clamping main gear (507) is rotatably connected inside each clamping motor (506). Each clamping main gear (507) is meshedly connected to a clamping chain (503) on the outside, and each clamping chain (503) is also meshedly connected to a plurality of clamping sub-gears (504) on the inside. Each clamping sub-gear (504) is fixed with a main bevel gear (505) via a rotating shaft, and the rotating shaft of each clamping sub-gear (504) is fixedly connected to the clamping ring (5) via a fixing plate.

9. A flange welding device for flange production according to claim 8, characterized in that: Each of the main bevel gears (505) is meshedly connected with a secondary bevel gear (602); a clamping nut (601) is fixed on the outside of each of the secondary bevel gears (602); each of the clamping nut (601) is meshedly connected with the clamping screw (6) inside thereof; a clamping bearing (603) is fixed on the inside of each of the secondary bevel gears (602); a moving block (606) is fixed on the inner side of the outer ring of each of the clamping bearings (603); and each of the moving blocks (606) is fixedly connected to the clamping ring (5) at one end thereof.

10. A flange welding device for flange production according to claim 9, characterized in that: A plurality of stabilizing rods (9) are slidably connected to each of the clamping rings (5); each of the stabilizing rods (9) is fixedly connected to the stabilizing block (901) inside the stabilizing block; a stabilizing motor (904) is fixedly connected to the inside of each of the stabilizing blocks (901); each of the stabilizing motors (904) is rotatably connected to a stabilizing main gear (906) on the outside; each of the stabilizing main gears (906) is fixedly connected to the main stabilizing plate (902) on the outside thereof via a rotating shaft; each of the stabilizing main gears (906) is meshingly connected to a stabilizing sub-gear (907); each of the stabilizing sub-gears (907) is rotatably connected to the sub-stabilizing plate (903) on the outside thereof via a rotating shaft; and a stabilizing camera (905) is also fixedly connected to the inside of each of the stabilizing blocks (901).

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