CN117259914A - Gas holder welding set that double seam was welded in order - Google Patents
Gas holder welding set that double seam was welded in order Download PDFInfo
- Publication number
- CN117259914A CN117259914A CN202311347548.9A CN202311347548A CN117259914A CN 117259914 A CN117259914 A CN 117259914A CN 202311347548 A CN202311347548 A CN 202311347548A CN 117259914 A CN117259914 A CN 117259914A
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- welding
- rotary drum
- storage tank
- rod
- lifting seat
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- 238000003466 welding Methods 0.000 title claims abstract description 153
- 238000003860 storage Methods 0.000 claims abstract description 66
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- HSFWRNGVRCDJHI-UHFFFAOYSA-N Acetylene Chemical compound C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 230000008439 repair process Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/028—Seam welding; Backing means; Inserts for curved planar seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/24—Features related to electrodes
- B23K9/28—Supporting devices for electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/32—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/12—Vessels
- B23K2101/125—Cans
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to the technical field of gas storage tank production equipment, in particular to a gas storage tank welding device for double-seam welding, which comprises a frame, wherein a base is arranged on the frame and comprises two horizontal supporting rollers and a driving unit, a lifting seat is arranged on the frame, a lower pressing roller parallel to the supporting rollers is rotatably arranged at the bottom of the lifting seat, two welding devices are respectively arranged at two ends of the lower pressing roller, and the working ends of the welding devices are level with the lowest point of the outer wall of the lower pressing roller; one side of the welding equipment is fixedly provided with inserted bars which are inserted into a rotary drum rotatably arranged at the bottom of the lifting seat; the rotary drum is connected with the lower press roll through a transmission belt; the centering mobile unit and the control switch that set up on the lifting seat, this technical scheme is rotatory around the inserted bar axis when backing roll drive gas holder counter-rotating through the welding equipment of control switch control one side, and the welding equipment work end lifts up and breaks away from the gas holder surface, avoids welding one side that need not repair welding.
Description
Technical Field
The invention relates to the technical field of gas tank production equipment, in particular to a gas tank welding device for double-seam welding.
Background
The gas storage tank is a special device for storing gas, can play a role in stabilizing the pressure of a system, and can be divided into a high-pressure gas storage tank, a low-pressure gas storage tank and a normal-pressure gas storage tank according to different bearing pressures of the gas storage tank. The gas storage tank can be divided into a carbon steel gas storage tank, a low alloy steel gas storage tank and a stainless steel gas storage tank according to different materials of the gas storage tank. The basic shape of the air storage tank is a circular tube, and the two ends of the circular tube are respectively welded with arc plate surfaces. At present, when arc plate surfaces are welded at two ends of an air storage tank, the arc plate surfaces are welded on a circular pipe one by one in a welding mode so as to form the basic shape of the air storage tank, and the welding mode is low in efficiency one by one and quite high in skill and welding proficiency requirements of welding workers, so that the production efficiency of the air storage tank is low.
Chinese patent CN211438515U discloses a gas holder welding set of double seam welding, it includes the curb plate, place the platform, the straight line track, submerged arc welding machine, leveling drive arrangement, two curb plate near ground sides and ground contact, the remote side is connected with places the platform, place the bench and be provided with the straight line track, submerged arc welding machine slides through self gyro wheel and sets up on the straight line track, one side of curb plate is provided with leveling drive arrangement, submerged arc welding machine's welding side sets up in leveling drive arrangement top, leveling drive arrangement is used for placing and driving the gas holder and rotates around tank body axle center.
The device can perform double-seam welding on two sides of the tubular tank body of the air storage tank, effectively improves the welding efficiency and the welding effect of the air storage tank, and ensures that the performance of the air storage tank is more superior and stable.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a welding device for a gas tank for double seam welding.
In order to solve the problems in the prior art, the invention adopts the following technical scheme:
the welding device for the gas storage tank comprises a frame, wherein a base for horizontally placing the gas storage tank and two welding devices for simultaneously welding two sides of the gas storage tank are arranged on the frame, the base comprises two horizontal supporting rollers and a driving unit for driving the supporting rollers to synchronously rotate, a lifting seat which moves along the vertical direction is arranged on the frame, a lower pressing roller which is parallel to the supporting rollers is rotatably arranged at the bottom of the lifting seat, and the axis of the lower pressing roller is positioned on a vertical bisector of a horizontal connecting line of the axes of the two bases; the working ends of the welding equipment are respectively positioned at two ends of the lower pressing roller, and are flush with the lowest point of the outer wall of the lower pressing roller; the welding equipment is respectively arranged on the mounting seats, the opposite sides of the two mounting seats are fixedly provided with inserted bars, the axes of the inserted bars are parallel to the axes of the supporting rollers, and the inserted bars are respectively inserted into a rotary drum rotatably arranged at the bottom of the lifting seat; the axis of the rotary drum is parallel to the lower press roller, and the rotary drum is in transmission connection with the lower press roller through a transmission belt; the lifting seat is provided with a centering moving unit, the working end of the centering moving unit is connected with the inserted bars of the welding equipment at two sides, and the centering moving unit drives the welding equipment to horizontally move along the axial direction of the supporting roller; the lifting seat is provided with two control switches, the control switches are respectively positioned at two ends of the rotary drum, the control switches are used for controlling welding equipment at one side to rotate around the axis of the inserting rod when the supporting roller drives the air storage tank to reversely rotate, and the working end of the welding equipment is lifted to be separated from the surface of the air storage tank.
Preferably, a first linear driver is arranged on the frame, the lifting seat is connected with the working end of the first linear driver, and the first linear driver drives the lifting seat to move in the vertical direction; a plurality of vertical first guide rods are arranged below the lifting seat and are inserted into first guide sleeves arranged on the frame.
Preferably, the centering moving unit comprises a limit sleeve arranged on the lifting seat, a driving gear is rotatably arranged in the limit sleeve, the axis of the driving gear is perpendicular to the axis of the supporting roller, the axis of the driving gear is positioned on the vertical central surface of the supporting roller, the driving gear is in transmission connection with the working end of a rotary driver, and the rotary driver drives the driving gear to rotate around the axis; the two movable arms are slidably mounted in the limiting sleeve and connected with the welding equipment, the movable arms are respectively arranged on the two movable arms and are connected with the driving gear in a meshed mode, and the driving gear rotates to change the horizontal distance between the two welding equipment.
Preferably, one end of the inserted link, which is close to the mounting seat, is a smooth end, and one end of the movable arm of the centering moving unit, which is close to the welding equipment, is provided with a mounting sleeve, and the mounting sleeve is sleeved at the smooth end of the inserted link.
Preferably, a plurality of inner mounting holes are formed in two ends of the rotary drum, the inner mounting holes are distributed around the rotary drum at equal angles, and the inner mounting holes extend along the radial direction of the rotary drum and penetrate through the rotary drum; the control switch comprises a plurality of elastic ejector rods which are slidably arranged in the inner mounting holes, the length of each elastic ejector rod is longer than that of each inner mounting hole, the top ends of the elastic ejector rods protrude out of the outer wall of the rotary drum, and the bottom ends of the elastic ejector rods do not protrude out of the inner wall of the rotary drum; an inner tooth groove surrounding the circumference side of the inserted rod is formed in one end, facing the rotary drum, of the inserted rod, and the inner tooth groove extends along the length direction of the inserted rod; the control switch further comprises two arc blocks, wherein the arc blocks are provided with arc openings attached to the outer wall of the rotary drum, the arc blocks are respectively located at two ends of the rotary drum, the arc blocks are fixedly mounted at the working ends of the second linear drivers, the second linear drivers drive the arc blocks to move radially along the rotary drum, the second linear drivers are fixedly mounted at the bottom of the lifting seat, the elastic ejector rods are pressed by the outer wall of the rotary drum attached to the arc blocks, the bottom ends of the elastic ejector rods are protruded in the inner tooth grooves of the inserting rods in a clamping mode, and the inserting rods rotate synchronously along with the rotary drum.
Preferably, the top end of the arc-shaped block is provided with an inclined plane, and the inclined plane is attached to the arc-shaped block to move so as to press the elastic ejector rod into the inner mounting hole.
Preferably, a limiting ring surrounding the elastic ejector rod is arranged on the peripheral side of the elastic ejector rod, the outer wall of the limiting ring is attached to the inner wall of the inner mounting hole, the rotary drum is provided with a spring, the spring is elastically connected with the lower side of the limiting ring, and the spring exerts the elasticity of upward movement of the elastic ejector rod; the upper end opening part of the inner mounting hole is provided with a stop bar, and when the elastic ejector rod moves upwards to the limit ring to be attached to the stop bar, the bottom end of the elastic ejector rod is positioned in the inner mounting hole, and the top end of the elastic ejector rod protrudes out of the outer wall of the rotary drum.
Preferably, the arc-shaped block is arranged on a second guide rod, the second guide rod is inserted into a second guide sleeve arranged at the bottom of the lifting seat, and the working end of the second linear driver is fixedly connected with one end of the second guide sleeve.
Preferably, one end of the mounting seat is provided with a positioning rod which extends horizontally, and the positioning rod extends along the axial direction of the supporting roller; the installation is sheathe in and is provided with the locating plate that the level extends, and the length direction of locating plate is perpendicular to the length direction of locating lever, and when the locating lever laminating locating plate upside, welding equipment's work end and lower compression roller outer wall's lowest position parallel and level.
Compared with the prior art, the invention has the beneficial effects that:
the welding device is arranged at the working end of the centering moving unit of the lifting seat, and the working end of the welding device contacts with the surface of the air storage tank when the lower pressing roller at the bottom of the lifting seat is attached to the air storage tank, so that synchronous welding of two ends of the air storage tanks with different diameters and arbitrary lengths is realized, and the welding efficiency is improved.
Secondly, when repair welding is needed at a certain position of the gas storage tank, a control switch on the lifting seat is started, when the gas storage tank reversely rotates, the lower pressing roller reversely rotates with the rotary drum, the control switch controls the inserted link of the welding equipment on the side which does not need to be welded to synchronously rotate with the rotary drum, and when the welding equipment rotates around the axis of the inserted link, the working end of the welding equipment is lifted, so that the welding on the side which does not need to be repair welded is avoided, and the welding quality is ensured.
Drawings
FIG. 1 is a perspective view of a welding device for a double seam welding gas storage tank in a first working state;
FIG. 2 is an exploded view of the three-dimensional structure of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a perspective view of a welding device for a double seam welding gas storage tank in a first working state;
FIG. 5 is an enlarged view of a portion at B of FIG. 4;
FIG. 6 is a perspective view of a double seam weld gas tank welding apparatus in a second operational state;
FIG. 7 is a side view of a double seam weld gas tank welding apparatus in a second operating condition;
FIG. 8 is a cross-sectional view taken at C-C of FIG. 7;
FIG. 9 is a partial enlarged view at D of FIG. 8;
FIG. 10 is a cross-sectional view taken at E-E of FIG. 7;
fig. 11 is a partial enlarged view of fig. 10.
The reference numerals in the figures are: 1. a frame; 11. a base; 111. a support roller; 112. a driving unit; 12. a first linear driver; 13. a first guide sleeve; 2. a welding device; 21. a mounting base; 211. a positioning rod; 22. a rod; 221. a smooth end; 222. an inner spline; 3. a lifting seat; 31. a lower press roll; 311. a transmission belt; 32. a rotating drum; 321. an inner mounting hole; 322. a barrier strip; 33. centering the mobile unit; 331. a limit sleeve; 332. a drive gear; 333. a rotary driver; 334. a moving arm; 335. a rack; 336. a mounting sleeve; 337. a positioning plate; 34. a control switch; 341. an elastic ejector rod; 342. an arc-shaped block; 343. a second linear driver; 344. an inclined plane; 345. a limiting ring; 346. a spring; 347. a second guide bar; 348. a second guide sleeve; 35. a first guide bar.
Detailed Description
The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.
Referring to fig. 1 to 11:
the welding device for the double-seam welding gas storage tank comprises a frame 1, wherein a base 11 for horizontally placing the gas storage tank and two welding devices 2 for simultaneously welding two sides of the gas storage tank are arranged on the frame 1, the base 11 comprises two horizontal supporting rollers 111 and a driving unit 112 for driving the supporting rollers 111 to synchronously rotate, a lifting seat 3 which moves along the vertical direction is arranged on the frame 1, a lower pressing roller 31 which is parallel to the supporting rollers 111 is rotatably arranged at the bottom of the lifting seat 3, and the axis of the lower pressing roller 31 is positioned on the vertical bisector of a horizontal connecting line of the axes of the two bases 11; the working ends of the welding equipment 2 are respectively positioned at two ends of the lower pressing roller 31, and the working ends of the welding equipment 2 are flush with the lowest point of the outer wall of the lower pressing roller 31; the welding equipment 2 is respectively arranged on the mounting seats 21, the opposite sides of the two mounting seats 21 are fixedly provided with inserting rods 22, the axes of the inserting rods 22 are parallel to the axes of the supporting rollers 111, and the inserting rods 22 are respectively inserted into a rotary drum 32 rotatably arranged at the bottom of the lifting seat 3; the axis of the rotary drum 32 is parallel to the lower pressing roller 31, and the rotary drum 32 is in transmission connection with the lower pressing roller 31 through a transmission belt 311; the lifting seat 3 is provided with a centering moving unit 33, the working end of the centering moving unit 33 is connected with the inserted link 22 of the welding equipment 2 at two sides, and the centering moving unit 33 drives the welding equipment 2 to horizontally move along the axial direction of the supporting roller 111; the lifting seat 3 is provided with two control switches 34, the control switches 34 are respectively positioned at two ends of the rotary drum 32, and the control switches 34 are used for controlling the welding equipment 2 at one side to rotate around the axis of the inserted link 22 when the supporting roller 111 drives the air storage tank to rotate reversely, so that the working end of the welding equipment 2 is lifted to be separated from the surface of the air storage tank.
The welding device for the air storage tank in the application comprises a frame 1, two horizontal supporting rollers 111 are placed on a base 11 of the frame 1, the air storage tank is horizontally placed on the supporting rollers 111 and keeps the central surface of the air storage tank aligned with the central surface of the supporting rollers 111, auxiliary arms can be arranged on two sides of the base 11 to fix parts required to be welded at two ends of the air storage tank, the prior art is more, not shown in the drawing, the two supporting rollers 111 on the base 11 are in transmission connection with working ends of a driving unit 112, the driving unit 112 can be a gear matched with a servo motor, the supporting rollers 111 are in transmission connection with the gear of the servo motor through a synchronous transmission belt or a transmission chain, the driving unit 112 drives the two supporting rollers 111 to rotate to drive the air storage tank on the supporting rollers 111 in the same direction, two welding devices 2 synchronously weld the two ends of the air storage tank when the air storage tank rotates, in this embodiment, the two welding devices 2 are all arranged on a lifting seat 3, the lifting seat 3 can change the height in the vertical direction, the lower compression roller 31 at the bottom of the lifting seat 3 can press the top of the air storage tank with different diameters, the air storage tank to ensure the stable axis of the air storage tank rotating on the supporting rollers 111, and simultaneously, the lower compression roller 111 can be arranged on the same size as the upper end 21 of the air storage tank is arranged in the welding device, the welding device is arranged on the welding device, and the welding device is in the welding seat, and the welding device is in the welding device of the welding device, and the welding device is arranged on the bottom end of the welding device of the air storage tank seat 2 and the welding device and has the welding device and the welding device. The outside of mount pad 21 is provided with inserted bar 22, inserted bar 22 cartridge is in rotary drum 32 that sets up on elevating socket 3, elevating socket 3's centering mobile unit 33 connects the inserted bar 22 of two welding equipment 2 respectively, centering mobile unit 33 can drive two welding equipment 2 and carry out centering adjustment about the gas holder central plane, thereby realize the welding position of adjusting welding equipment 2 according to the length of gas holder, improve the application scope of equipment, when lower compression roller 31 laminating gas holder, the rotation of gas holder can drive lower compression roller 31 synchronous rotation, backing roll 111 and lower compression roller 31 surface all can set up the rubber layer, increase with the frictional force of gas holder surface, lower compression roller 31's rotation passes through drive belt 311 and drives rotary drum 32 rotation, when the gas holder normally welds, rotary drum 32 rotation can not drive the synchronous rotation of inserted bar 22 of cartridge in rotary drum 32, welding equipment 2 keeps stable welding position, when a certain position of gas holder needs to carry out the repair welding, drive backing roll 111 reverse rotation drives the gas holder and welds again, in order to avoid the opposite side repair welding position to need not to contact with welding equipment 2 this moment, the control switch 34 on elevating socket 3, when gas holder reverse rotation, when the control roll 31 carries out the reverse rotation, control roll 31 and control roll 2 need not to carry out the welding quality to weld with the welding equipment 2 when the reverse rotation of rotary drum 22, welding quality need not to be welded to one side of the welding equipment 2 to the opposite rotation when the control roll 22 is rotated, the welding end is required to be welded to the opposite rotation of rotary drum 2.
In order to solve the problem of how the lifting seat 3 stably lifts, the following features are specifically set:
the frame 1 is provided with a first linear driver 12, the lifting seat 3 is connected with the working end of the first linear driver 12, and the first linear driver 12 drives the lifting seat 3 to move in the vertical direction; a plurality of vertical first guide rods 35 are arranged below the lifting seat 3, and the first guide rods 35 are inserted into first guide sleeves 13 arranged on the frame 1.
In this embodiment, the lifting seat 3 is inserted into the first guide sleeve 13 of the frame 1 through a plurality of first guide rods 35, the first guide rods 35 and the first guide sleeve 13 are vertically arranged and the axes are on the same straight line, so as to guide the movement of the lifting seat 3, ensure the stable movement of the lifting seat 3 along the vertical direction, and the first linear driver 12 for driving the lifting seat 3 to lift can be an oil cylinder, an air cylinder or an electric push rod, etc., and the first linear driver 12 is fixedly installed on the frame 1.
In order to solve the problem of how the centering moving unit 33 drives the two welding devices 2 to move synchronously in the centering, the following features are provided in particular:
the centering moving unit 33 comprises a limit sleeve 331 arranged on the lifting seat 3, a driving gear 332 is rotatably installed in the limit sleeve 331, the axis of the driving gear 332 is perpendicular to the axis of the supporting roller 111, the axis of the driving gear 332 is positioned on the vertical center surface of the supporting roller 111, the driving gear 332 is in transmission connection with the working end of a rotary driver 333, and the rotary driver 333 drives the driving gear 332 to rotate around the axis; two movable arms 334 are slidably mounted in the limiting sleeve 331, the movable arms 334 are connected with the welding equipment 2, the movable arms 334 are respectively arranged on the two movable arms 334 and are in meshed connection with the driving gear 332, and the driving gear 332 rotates to change the horizontal distance between the two welding equipment 2.
In this embodiment, the driving gear 332 of the lifting seat 3 is engaged with the racks 335 on one side of the two moving arms 334, the rotating driver 333 drives the driving gear 332 to rotate and can drive the moving arms 334 to move reversely and synchronously, the moving arms 334 are connected with the welding device 2 and can drive the welding device 2 to move, the moving arms 334 and the racks 335 are mounted in the limit sleeve 331 on the top of the lifting seat 3 in a limiting manner, so that the welding device 2 is ensured to move along a horizontal straight line, the rotating driver 333 driving the driving gear 332 to rotate can be a servo motor, the axis of the driving gear 332 is arranged on the vertical center surface of the supporting roller 111, so that the welding device 2 is ensured to always keep symmetrical about the center surface of the air storage tank when moving, and the accuracy of the welding device 2 to the welding positions on two ends of the air storage tank is ensured.
In order to solve the problem of how to ensure that the welding device 2 can move horizontally along with the moving arm 334 and rotate around the plunger 22, the following features are specifically provided:
the end of the inserted link 22 near the mounting seat 21 is a smooth end 221, and the end of the moving arm 334 of the centering moving unit 33 near the welding device 2 is provided with a mounting sleeve 336, and the mounting sleeve 336 is sleeved at the smooth end 221 of the inserted link 22.
The insert rod 22 of the welding device 2 in this embodiment is inserted into the mounting sleeve 336 provided on the moving arm 334, the connecting position of the mounting sleeve 336 is the smooth end 221 of the insert rod 22, and the collar can be provided on the smooth end 221 to be located at two sides of the mounting sleeve 336 to ensure that the welding device 2 moves along the moving arm 334 in the horizontal direction, and the insert rod 22 is not affected to rotate in the mounting sleeve 336.
In order to solve the problem of how the control switch 34 implements the control of the rotation of the side plunger 22 with the drum 32, the following features are specifically provided:
the two ends of the rotary drum 32 are provided with a plurality of inner mounting holes 321, the inner mounting holes 321 are distributed around the rotary drum 32 at equal angles, and the inner mounting holes 321 extend along the radial direction of the rotary drum 32 and penetrate through the rotary drum 32; the control switch 34 includes a plurality of elastic ejector rods 341 slidably mounted in the inner mounting holes 321, the length of the elastic ejector rods 341 is greater than that of the inner mounting holes 321, the top ends of the elastic ejector rods 341 protrude from the outer wall of the rotating drum 32, and the bottom ends of the elastic ejector rods 341 do not protrude from the inner wall of the rotating drum 32; an end of the insert rod 22 facing the rotary drum 32 is provided with an internal tooth groove 222 surrounding the circumference side of the insert rod 22, and the internal tooth groove 222 extends along the length direction of the insert rod 22; the control switch 34 further comprises two arc-shaped blocks 342, wherein the arc-shaped blocks 342 are provided with arc-shaped openings attached to the outer wall of the rotary drum 32, the arc-shaped blocks 342 are respectively located at two ends of the rotary drum 32, the arc-shaped blocks 342 are fixedly mounted at the working ends of second linear drivers 343, the second linear drivers 343 drive the arc-shaped blocks 342 to move radially along the rotary drum 32, the second linear drivers 343 are fixedly mounted at the bottom of the lifting seat 3, the arc-shaped blocks 342 are attached to the outer wall of the rotary drum 32 to press elastic ejector rods 341, the bottom ends of the elastic ejector rods 341 protrude out of the inner tooth grooves 222 of the insert rods 22 in a clamped mode inside the rotary drum 32, and the insert rods 22 synchronously rotate along with the rotary drum 32.
The control switch 34 in this embodiment includes a plurality of elastic ejector rods 341 inserted in inner mounting holes 321 provided at two ends of the drum 32, under normal conditions, the tip of the bottom of each elastic ejector rod 341 is located in the inner wall of the drum 32 and is not in contact with the surface of an inner tooth groove 222 inserted in the drum 32, so that the drum 32 rotates and does not drive the inserted rods 22 to rotate synchronously, when repair welding is required on one side of the air storage tank, a worker starts the control switch 34 at the other side of the air storage tank manually or through a controller, a second linear driver 343 of the side control switch 34 starts to drive an arc-shaped block 342 to attach to the surface of the drum 32, presses the elastic ejector rods 341 protruding from the outer wall of the drum 32, moves the tip of each elastic ejector rod 341 to protrude from the surface of the inner mounting holes 321 and is clamped in the inner tooth groove 222 of the outer wall of the inserted rod 22, and at the moment, the elastic ejector rods 32 rotate and drive the inserted rods 22 to rotate, so that the workbench of the welding device 2 lifts up, and the workbench of the air storage tank surface is not required to be repeatedly welded, in this embodiment, the area of the arc-shaped block 342 can be ensured to simultaneously press at least two elastic ejector rods 342 to press at least two elastic ejector rods 341 to at least one inner tooth groove 222 in the inner tooth groove 222 or at any position of the inner tooth groove 222 of the drum 32, and at any position of the inner tooth groove 222 when the two elastic ejector rods are clamped in the inner tooth groove 222, and the inner tooth groove 222 can be clamped in the inner tooth groove 32.
In order to solve the problem of how to ensure that the elastic ejector 341 can be pressed into the inner mounting hole 321 by the arc-shaped block 342 during the movement of the drum 32, the following features are specifically provided:
the top end of the arc-shaped block 342 is provided with an inclined plane 344, and the inclined plane 344 is attached to the arc-shaped block 342 to move so as to press the elastic ejector rod 341 into the inner mounting hole 321.
In this embodiment, the top end of the elastic ejector rod 341 is provided with an inclined plane 344, and when the inclined direction of the inclined plane 344 should ensure that the supporting roller 111 drives the air storage tank to rotate reversely, the rotation of the drum 32 drives the elastic ejector rod 341 to rotate, and when the elastic ejector rod 341 moves towards the arc-shaped block 342, the inclined plane 344 of the elastic ejector rod 341 contacts the side surface of the arc-shaped block 342, and the elastic ejector rod 341 is attached to the inclined plane 344 to move into the inner mounting hole 321.
In order to solve the problem of ensuring that the elastic push rod 341 is elastically installed in the inner installation hole 321 and does not separate from the inner installation hole 321 when the drum 32 rotates, the following features are specifically provided:
a limiting ring 345 surrounding the elastic ejector rod 341 is arranged on the periphery of the elastic ejector rod 341, the outer wall of the limiting ring 345 is attached to the inner wall of the inner mounting hole 321, the rotary drum 32 is provided with a spring 346, the spring 346 is elastically connected with the lower side of the limiting ring 345, and the spring 346 exerts the elasticity of upward movement of the elastic ejector rod 341; the upper end opening part of the inner mounting hole 321 is provided with a stop bar 322, when the elastic ejector rod 341 moves upwards to the limit ring 345 to be attached to the stop bar 322, the bottom end of the elastic ejector rod 341 is positioned in the inner mounting hole 321, and the top end of the elastic ejector rod 341 protrudes out of the outer wall of the rotary drum 32.
In this embodiment, the spacing ring 345 on the circumferential side of the elastic top rod 341 is attached to the inner wall of the elastic top rod 341, so as to ensure that the axes of the elastic top rod 341 and the inner mounting hole 321 are in the same straight line, the spring 346 applies the upward elastic force of the spacing ring 345 to enable the bottom end of the elastic top rod 341 to be located inside the inner mounting hole 321 and the top end of the elastic top rod 341 to protrude out of the outer wall of the drum 32, the spring 346 pushes the elastic top rod 341 to move up to the stop bar 322 in the inner mounting hole 321 attached to the spacing ring 345, and the stop bar 322 limits 325 to prevent the elastic top rod 341 from being separated from the inner mounting hole 321.
In order to solve the problem of how to ensure that the arcuate blocks 342 can effectively fit the outer wall of the drum 32, the following features are specifically provided:
the arc-shaped block 342 is mounted on a second guide rod 347, the second guide rod 347 is inserted into a second guide sleeve 348 arranged at the bottom of the lifting seat 3, and the working end of the second linear driver 343 is fixedly connected with one end of the second guide sleeve 348.
In this embodiment, the arc-shaped block 342 is mounted on the second guide rod 347, and the second guide rod 347 is inserted into the second guide sleeve 348 to guide the movement of the arc-shaped block 342, so that each movement of the arc-shaped block 342 can be effectively attached to the outer wall of the rotary drum 32.
In order to solve the problem of how to ensure that the welding device 2 can resume the initial position after the control switch 34 has released the locking of the plunger 22, the following features are specifically provided:
one end of the mounting seat 21 is provided with a positioning rod 211 extending horizontally, and the positioning rod 211 extends along the axial direction of the supporting roller 111; the installation sleeve 336 is provided with a positioning plate 337 extending horizontally, the length direction of the positioning plate 337 is perpendicular to the length direction of the positioning rod 211, and when the positioning rod 211 is attached to the upper side of the positioning plate 337, the working end of the welding device 2 is flush with the lowest position of the outer wall of the lower press roller 31.
In this embodiment, when the positioning rod 211 disposed on the mounting seat 21 is attached to the positioning plate 337 disposed on one side of the mounting sleeve 336, the welding device 2 is in a working position and is fixed in position, and when the welding device 2 resets after rotating around the inserting rod 22, the positioning rod 211 cooperates with the positioning plate 337 to ensure that the welding device 2 is restored to the initial position.
Working principle: the gas tank is horizontally placed on the supporting roller 111 and keeps the center surface of the gas tank aligned with the center surface of the supporting roller 111, the lifting seat 3 moves down to the bottom of the lower pressing roller 31 to press the top of the gas tank, the centering moving unit 33 drives the two welding devices 2 to perform centering adjustment on the center surface of the gas tank, the driving unit 112 drives the two supporting rollers 111 to rotate in the same direction to drive the gas tank on the supporting roller 111 to rotate, the two welding devices 2 synchronously weld the two ends of the gas tank when the gas tank rotates, when the gas tank is normally welded, the rotating drum 32 does not drive the inserting rod 22 of the welding device 2 inserted in the rotating drum 32 to synchronously rotate, the welding device 2 keeps a stable welding position, the driving unit 112 drives the supporting roller 111 to reversely rotate to drive the gas tank to be welded again when a certain position of the gas tank needs to be welded, at the moment, in order to avoid the position of the other side of no need to be in contact with the welding device 2 again, the control switch 34 on the lifting seat 3 is started, when the gas tank reversely rotates, the lower pressing roller 31 and the rotating drum 32 reversely, the inserting rod 22 of the welding device 2 on one side does not need to synchronously rotate with the rotating drum 32, when the welding device 2 does not need to be lifted, the welding device 22 on one side, the welding device 2 does not need to be lifted, and the welding quality is avoided when the welding device 2 is required to be lifted, and welded on the rotating side.
The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (9)
1. The double-seam welding gas storage tank welding device comprises a frame (1), wherein a base (11) for horizontally placing a gas storage tank and two welding devices (2) for simultaneously welding two sides of the gas storage tank are arranged on the frame (1), the base (11) comprises two horizontal supporting rollers (111) and a driving unit (112) for driving the supporting rollers (111) to synchronously rotate, and the device is characterized in that a lifting seat (3) which moves along the vertical direction is arranged on the frame (1), a lower pressing roller (31) which is parallel to the supporting rollers (111) is rotatably arranged at the bottom of the lifting seat (3), and the axis of the lower pressing roller (31) is positioned on a perpendicular bisector of a horizontal connecting line of the axes of the two bases (11);
the working ends of the welding equipment (2) are respectively positioned at two ends of the lower pressing roller (31), and the working ends of the welding equipment (2) are flush with the lowest point of the outer wall of the lower pressing roller (31);
the welding equipment (2) is respectively arranged on the mounting seats (21), the inserting rods (22) are fixedly arranged on the opposite sides of the two mounting seats (21), the axes of the inserting rods (22) are parallel to the axes of the supporting rollers (111), and the inserting rods (22) are inserted into the rotating cylinders (32) rotatably arranged at the bottoms of the lifting seats (3);
the axis of the rotary drum (32) is parallel to the lower pressing roller (31), and the rotary drum (32) is in transmission connection with the lower pressing roller (31) through a transmission belt (311);
a centering moving unit (33) is arranged on the lifting seat (3), the working end of the centering moving unit (33) is connected with the inserted link (22) of the welding equipment (2) at two sides, and the centering moving unit (33) drives the welding equipment (2) to horizontally move along the axial direction of the supporting roller (111);
two control switches (34) are arranged on the lifting seat (3), the control switches (34) are respectively positioned at two ends of the rotary drum (32), the control switches (34) are used for controlling the welding equipment (2) at one side to rotate around the axis of the inserting rod (22) when the supporting roller (111) drives the air storage tank to rotate reversely, and the working end of the welding equipment (2) is lifted to be separated from the surface of the air storage tank.
2. The welding device for the double-seam welding gas storage tank, as claimed in claim 1, is characterized in that a first linear driver (12) is arranged on the frame (1), the lifting seat (3) is connected with the working end of the first linear driver (12), and the first linear driver (12) drives the lifting seat (3) to move in the vertical direction;
a plurality of vertical first guide rods (35) are arranged below the lifting seat (3), and the first guide rods (35) are inserted into first guide sleeves (13) arranged on the frame (1).
3. The welding device for the gas storage tank for double seam welding according to claim 1, wherein the centering moving unit (33) comprises a limit sleeve (331) arranged on the lifting seat (3), a driving gear (332) is rotatably arranged on the limit sleeve (331), the axis of the driving gear (332) is perpendicular to the axis of the supporting roller (111), the axis of the driving gear (332) is positioned on the vertical central plane of the supporting roller (111), the driving gear (332) is in transmission connection with the working end of a rotary driver (333), and the rotary driver (333) drives the driving gear (332) to rotate around the axis;
two movable arms (334) are slidably mounted in the limiting sleeve (331), the movable arms (334) are connected with the welding equipment (2), the movable arms (334) are respectively arranged on the two movable arms (334) and are in meshed connection with the driving gear (332), and the driving gear (332) rotates to change the horizontal distance between the two welding equipment (2).
4. A welding device for a gas tank for double seam welding according to claim 3, characterized in that the end of the insert rod (22) close to the mounting seat (21) is a smooth end (221), the end of the moving arm (334) of the centering moving unit (33) close to the welding equipment (2) is provided with a mounting sleeve (336), and the mounting sleeve (336) is sleeved at the smooth end (221) of the insert rod (22).
5. The welding device for the double-seam welding gas storage tank, as set forth in claim 4, characterized in that a plurality of inner mounting holes (321) are provided at both ends of the rotary drum (32), the inner mounting holes (321) are distributed around the rotary drum (32) at equal angles, and the inner mounting holes (321) extend along the radial direction of the rotary drum (32) and penetrate through the rotary drum (32);
the control switch (34) comprises a plurality of elastic ejector rods (341) which are slidably arranged in the inner mounting holes (321), the length of each elastic ejector rod (341) is larger than that of each inner mounting hole (321), the top ends of the elastic ejector rods (341) protrude out of the outer wall of the rotary drum (32), and the bottom ends of the elastic ejector rods (341) do not protrude out of the inner wall of the rotary drum (32);
an inner tooth groove (222) surrounding the circumference of the inserted rod (22) is formed in one end, facing the rotary drum (32), of the inserted rod (22), and the inner tooth groove (222) extends along the length direction of the inserted rod (22);
the control switch (34) further comprises two arc blocks (342), wherein the arc blocks (342) are provided with arc openings attached to the outer wall of the rotary drum (32), the arc blocks (342) are respectively located at two ends of the rotary drum (32), the arc blocks (342) are fixedly installed at the working ends of second linear drivers (343), the second linear drivers (343) drive the arc blocks (342) to move radially along the rotary drum (32), the second linear drivers (343) are fixedly installed at the bottom of the lifting seat (3), the arc blocks (342) are attached to the outer wall of the rotary drum (32) to press the elastic ejector rods (341), the bottom ends of the elastic ejector rods (341) are protruded out of the inner tooth grooves (222) of the rotary drum (32) to be clamped in the inserting rods (22), and the inserting rods (22) rotate synchronously along with the rotary drum (32).
6. The welding device for the gas storage tank with double seam welding according to claim 5, wherein an inclined surface (344) is arranged at the top end of the arc-shaped block (342), and the inclined surface (344) is attached to the arc-shaped block (342) to move so as to press the elastic ejector rod (341) into the inner mounting hole (321).
7. The welding device for the double-seam welding gas storage tank according to claim 6, wherein a limiting ring (345) surrounding the elastic ejector rod (341) is arranged on the periphery of the elastic ejector rod (341), the outer wall of the limiting ring (345) is attached to the inner wall of the inner mounting hole (321), the rotary drum (32) is provided with a spring (346), the spring (346) is elastically connected with the lower side of the limiting ring (345), and the spring (346) exerts the elasticity of upward movement of the elastic ejector rod (341);
the upper end opening of the inner mounting hole (321) is provided with a baffle bar (322), when the elastic ejector rod (341) moves up to the limit ring (345) to be attached to the baffle bar (322), the bottom end of the elastic ejector rod (341) is positioned in the inner mounting hole (321), and the top end of the elastic ejector rod (341) protrudes out of the outer wall of the rotary drum (32).
8. The welding device for the double-seam welding gas storage tank according to claim 7, wherein the arc-shaped block (342) is installed on the second guide rod (347), the second guide rod (347) is inserted into the second guide sleeve (348) arranged at the bottom of the lifting seat (3), and the working end of the second linear driver (343) is fixedly connected with one end of the second guide sleeve (348).
9. The welding device for the double-seam welding gas storage tank according to claim 8, wherein one end of the mounting seat (21) is provided with a horizontally extending positioning rod (211), and the positioning rod (211) extends along the axial direction of the supporting roller (111);
the installation sleeve (336) is provided with a locating plate (337) which extends horizontally, the length direction of the locating plate (337) is perpendicular to the length direction of the locating rod (211), and when the locating rod (211) is attached to the upper side of the locating plate (337), the working end of the welding equipment (2) is flush with the lowest position of the outer wall of the lower pressing roller (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311347548.9A CN117259914A (en) | 2023-10-18 | 2023-10-18 | Gas holder welding set that double seam was welded in order |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311347548.9A CN117259914A (en) | 2023-10-18 | 2023-10-18 | Gas holder welding set that double seam was welded in order |
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| CN117259914A true CN117259914A (en) | 2023-12-22 |
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| CN202311347548.9A Pending CN117259914A (en) | 2023-10-18 | 2023-10-18 | Gas holder welding set that double seam was welded in order |
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