CN114289961B - Gantry welding platform - Google Patents

Gantry welding platform Download PDF

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Publication number
CN114289961B
CN114289961B CN202111605907.7A CN202111605907A CN114289961B CN 114289961 B CN114289961 B CN 114289961B CN 202111605907 A CN202111605907 A CN 202111605907A CN 114289961 B CN114289961 B CN 114289961B
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block
frame
rotating
welding
working
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CN114289961A (en
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吴爱平
许伟文
易能文
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Foshan Qiaoxin Heavy Steel Structure Installation Engineering Co ltd
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Foshan Qiaoxin Heavy Steel Structure Installation Engineering Co ltd
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Abstract

The invention relates to the field of steel structure machining, in particular to a gantry welding platform which comprises a bottom frame, wherein a gantry is arranged on the bottom frame, the gantry is in sliding fit with the bottom frame, a walking assembly connected with the bottom frame is arranged on one side of the gantry, an installation assembly is arranged on the gantry, at least two welding guns are arranged on the installation assembly, and a rotating assembly connected with the welding guns is arranged on the installation assembly. This application has the effect that promotes steel construction welding production's machining efficiency.

Description

Gantry welding platform
Technical Field
The invention relates to the field of steel structure machining, in particular to a gantry welding platform.
Background
The steel structure is a structure composed of steel materials, is one of main building structure types, and mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like. In addition, all components or parts of the steel structure are usually connected by welding seams, bolts or rivets, and the steel structure is light in self weight and simple and convenient to construct and is widely applied to the fields of large-scale plants, venues, super-high buildings and the like.
The I-steel is one of steel structures and is widely applied to buildings or other metal structures. The existing I-shaped steel mainly comprises a web plate and two flange plates, and when the I-shaped steel is processed, the two flange plates are symmetrically welded on two sides of the web plate respectively, so that long steel with an I-shaped section is formed.
In view of the above-mentioned related technologies, the inventor believes that when a worker welds and produces an i-beam, in order to improve production safety and facilitate the welding of flange plates on two sides by the worker from top to bottom, the web is often required to be placed on a fixing frame in an inclined manner and then a welding gun is used to weld the flange plates on the two sides of the web, so that the worker can only weld the side of the web facing upwards during each welding, and the side of the web facing downwards needs to be welded after being turned over separately, which greatly affects production efficiency.
Disclosure of Invention
In order to promote steel construction welding production's machining efficiency effectively, this application provides a longmen welded platform.
The application provides a longmen welded platform adopts following technical scheme:
the gantry welding platform comprises a bottom frame, wherein a gantry is arranged on the bottom frame, the gantry is in sliding fit with the bottom frame, a walking assembly connected with the bottom frame is arranged on one side of the gantry, an installation assembly is arranged on the gantry, at least two welding guns are arranged on the installation assembly, and a rotating assembly connected with the welding guns is arranged on the installation assembly.
Through adopting above-mentioned technical scheme, the installation component can fix the welding gun, and come welder adjustment to suitable position through rotating assembly, the junction between web both sides and the flange board is aimed at to the output that makes welder, then the sliding fit through portal frame and chassis again, make welder weld along the extending direction who treats the welded steel structure, thereby can weld simultaneously the both sides of web, and then the human cost has been reduced effectively, reach the purpose that promotes the welding process efficiency to the steel construction, very big economic value has.
Preferably, the installation component comprises a working frame and a clamping piece, the working frame is arranged on one side of the portal frame, the clamping piece is provided with a plurality of clamping pieces, the clamping pieces are arranged on the side wall of the working frame, the welding gun is arranged on the clamping piece, and the clamping piece is connected with the rotating component.
Through adopting above-mentioned technical scheme, the working frame can be installed a plurality of clamping pieces simultaneously, in addition, can fix many welder in the position of difference through a plurality of clamping pieces to the adaptation welds simultaneously to the junction between web both sides and the flange board.
Preferably, the rotating assembly comprises a rotating shaft and a connecting piece, the rotating shaft is rotatably connected to one side of the working frame, and the connecting piece is arranged on the side wall of the rotating shaft and connected with the clamping piece.
Through adopting above-mentioned technical scheme, the connecting piece can be installed fixedly to welder on the clamping piece, and simultaneously, the pivot can be convenient for rotate the regulation to connecting piece and clamping piece to can be favorable to the workman to weld flange plate with welder's installation angle adjustment to suitable position.
Preferably, the clamping piece comprises an installation block, a clamping hole is formed in the installation block, and an installation hole communicated with the clamping hole is formed in one side of the installation block.
Through adopting above-mentioned technical scheme, the tight hole of clamp is convenient for press from both sides tight spacing to the welder, improves welder's welding stability, and in addition, the setting of mounting hole can be when dismouting welder, through adjusting the opening size of mounting hole, improves welder's dismouting efficiency effectively.
Preferably, the connecting piece comprises a rotating block and an extending block, the rotating shaft penetrates through the rotating block, and the extending block is arranged on one side of the rotating block and connected with the clamping piece.
Through adopting above-mentioned technical scheme, extend the piece and can make the distance adjustment to suitable position between welder and the work rest, reduce the hindrance effect when the work rest welds the welder, in addition, the turning block can be realized rotating with the pivot and is connected to be convenient for the workman carries out holistic rotation regulation to welder and extension piece.
Preferably, one end of the rotating shaft penetrates through the side wall of the working frame, the rotating shaft penetrates through one end of the working frame and is provided with a worm wheel, one side of the working frame penetrates through a worm, and the worm is meshed with the worm wheel.
Through adopting above-mentioned technical scheme, the rotation that can realize the countershaft is adjusted in mutually supporting of worm wheel and worm to the nimble accent position of butt welder of being convenient for carries out welding process to the steel construction of equidimension not.
Preferably, the working frame is provided with a lifting assembly at a position corresponding to the plurality of rotating assemblies, and the lifting assembly is connected with the rotating assemblies and is used for adjusting the height of the rotating assemblies.
Through adopting above-mentioned technical scheme, lifting unit can realize going up and down in a flexible way rotating unit's whole to the workman of being convenient for adapts to the steel construction of unidimensional not welding through the position of adjusting every welder.
Preferably, the rotating block is detachably arranged on the side wall of the rotating shaft, a fastening hole is formed in one side of the rotating block, the fastening hole is formed in the position where the rotating shaft penetrates through the rotating block, a locking rod is in threaded connection with one side of the rotating block, close to the fastening hole, and the locking rod penetrates through the fastening hole.
Through adopting above-mentioned technical scheme, the locking lever can be adjusted the opening size of fastening hole to the workman adjusts the elasticity between countershaft and the turning block, thereby can realize the quick adjustment to the welder angle, has further promoted the convenience that welder adjusted.
Preferably, one side of the work frame, which is close to the clamping piece, is rotatably connected with a swing block connected with the rotating shaft, and one side of the work frame is provided with a swing assembly connected with the swing block.
By adopting the technical scheme, the swing assembly can be used when a welding seam is filled, and the swing of the swing block is controlled to realize the back-and-forth swing of the butt welding gun, so that the welding seam is fuller, and the purpose of improving the strength of the welding seam of a steel structure is achieved.
Preferably, the portal frame is provided with a rotating assembly connected with the working frame.
Through adopting above-mentioned technical scheme, the rotating assembly who sets up can carry out rotation regulation to the workstation in the horizontal direction to can make the welder position adjustment on the clamping piece to suitable position come to weld the flange board of web and both sides, further promote work efficiency.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the welding gun can be fixed through the mounting assembly, the welding gun is adjusted to a proper position through the rotating assembly, the output end of the welding gun is aligned to the joint between the two sides of the web plate and the flange plate, and then the welding gun is welded along the extending direction of the steel structure to be welded through the sliding fit of the portal frame and the underframe, so that the two sides of the web plate can be welded simultaneously, the labor cost is effectively reduced, and the purpose of improving the welding efficiency of the steel structure is achieved;
2. the plurality of clamping pieces can be installed at the same time by arranging the working frame, and in addition, a plurality of welding guns can be fixed at different positions by the plurality of clamping pieces so as to adapt to the simultaneous welding of the joints between the two sides of the web and the flange plate;
3. by arranging the lifting assembly, the whole rotating assembly can be flexibly lifted, so that workers can adapt to welding of steel structures with different sizes by adjusting the position of each welding gun;
4. through setting up swing subassembly, can use when filling the welding seam, through the swing of control swing piece to realize the back and forth swing of butt welder, thereby make the welding seam more full, and then reach the purpose that improves steel construction welding seam intensity.
Drawings
FIG. 1 is a schematic view of the overall structure of a gantry welding platform according to an embodiment of the present application;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic diagram of a portion of the structure of an embodiment of the present application;
fig. 4 is an enlarged view of a portion B in fig. 3.
Description of reference numerals:
1. a chassis; 2. a gantry; 21. a walking assembly; 211. a driving gear; 212. a driven gear; 213. a drive motor; 22. mounting the component; 221. a working frame; 2211. a worm; 2212. a swing block; 2213. a connecting rod; 2214. a connecting frame; 2215. connecting blocks; 2216. an adjustment wheel; 222. a clamping member; 2221. mounting a block; 2222. a clamping hole; 2223. mounting holes; 23. a rotating assembly; 231. a rotating shaft; 2311. a worm gear; 232. a connecting member; 2321. rotating the block; 2322. an extension block; 2323. fastening holes; 2324. a locking lever; 24. a swing assembly; 241. a lifting block; 242. positioning blocks; 243. a first rack; 244. a first gear; 245. a first cylinder; 25. a rotating assembly; 3. a welding gun; 4. a lifting assembly; 41. a first slide plate; 42. a second slide plate; 43. a limiting groove; 45. a second cylinder; 5. an adjustment assembly; 51. an adjusting gear; 52. adjusting the rack; 53. an adjustment groove; 54. an adjusting block; 55. the motor is regulated.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Example (b):
the embodiment of the application discloses longmen welded platform, refer to fig. 1-2, longmen welded platform includes chassis 1 and portal frame 2, wherein, chassis 1 symmetry is provided with two, and the both ends of portal frame 2 bottom respectively with two chassis 1 roll connection, simultaneously, for the convenience of controlling the removal of portal frame 2 on two chassis 1, the event all is provided with the gyro wheel at the both ends of portal frame 2 bottom to the position that just corresponds one of them gyro wheel in the bottom of portal frame 2 is provided with walking assembly 21.
In this embodiment, the traveling assembly 21 includes a driving gear 211 and a driven gear 212, the driven gear 212 is rotatably connected to one side of the roller, and meanwhile, a driving motor 213 is installed at the bottom of the gantry 2, wherein the driving gear 211 is fixed at an output shaft of the driving motor 213, and the driving gear 211 is meshed with the driven gear 212, when the gantry 2 works, the driving motor 213 can be started, and the roller rolls through transmission between the driving gear 211 and the driven gear 212, so as to achieve the purpose of flexibly controlling the gantry 2 to move on the underframe 1.
Referring to fig. 1-2, in order to facilitate the welding process of the steel structure by the movement of the gantry 2, two mounting assemblies 22 are disposed on one side of the gantry 2, and four welding guns 3 are disposed on each mounting assembly 22, wherein the four welding guns 3 are symmetrically disposed in pairs.
In addition, the rotating assembly 23 is arranged at a position of the mounting assembly 22 corresponding to the welding gun 3, before welding, a worker firstly needs to move the whole gantry 2 to a specified welding start position through the traveling assembly 21, and then adjusts the welding gun 3 on the mounting assembly 22 to a proper welding angle through the rotating assembly 23, so that the welding efficiency of a steel structure can be effectively improved through a plurality of welding guns 3.
Referring to fig. 1-2, in the present embodiment, the mounting assembly 22 includes a working frame 221, wherein the working frame 221 is integrally slidably mounted on one side of the portal frame 2, and meanwhile, the working frame 221 includes a connecting rod 2213 and a connecting frame 2214, a top end of one side of the connecting rod 2213 is slidably connected with the portal frame 2, and the connecting frame 2214 is horizontally mounted on a bottom end of the connecting rod 2213.
In addition, in order to facilitate the connection frame 2214 to flexibly rotate on the horizontal plane, a rotation assembly 25 is disposed between the connection frame 2214 and the connection rod 2213, wherein in this embodiment, the rotation assembly 25 includes a rotation motor and a rotation rod, the rotation motor is fixed at the bottom end of the connection rod 2213, the rotation rod is fixed at the output shaft of the rotation motor, and one end of the rotation rod far away from the rotation motor is fixedly connected to the connection frame 2214.
In addition, referring to fig. 2 to 3, four welding guns 3 are symmetrically arranged on the periphery of the connecting frame 2214 in pairs, wherein one welding gun 3 having a symmetry axis perpendicular to the traveling direction of the gantry 2 is referred to as a first working welding gun group, and one welding gun 3 having a symmetry axis coincident with the traveling direction of the gantry 2 is referred to as a second working welding gun group.
Referring to fig. 1-2, in this embodiment, the mounting assembly 22 further includes four clamping members 222, the positions of the four clamping members 222 correspond to the positions of the four welding guns 3 on the connecting frame 2214, and the clamping members 222 are connected to the connecting frame 2214 through the rotating assembly 23, so as to achieve the purpose of flexibly adjusting the welding guns 3 through the rotating assembly 23.
In addition, referring to fig. 1, 2 and 4, in the present embodiment, the clamping member 222 includes a mounting block 2221, the mounting block 2221 is connected to one side of the rotating assembly 23, meanwhile, a clamping hole 2222 is formed in the mounting block 2221, and a mounting hole 2223 communicated with the clamping hole 2222 is formed in one side of the mounting block 2221, so that during mounting, a worker can directly insert the welding gun 3 into the clamping hole 2222 from the mounting hole 2223 in a sliding manner, so as to achieve the purpose of rapidly clamping the welding gun 3.
Referring to fig. 1 and 4, a plurality of connection blocks 2215 corresponding to the positions of the welding guns 3 are rotatably disposed on the side wall of the connection frame 2214, in this embodiment, the rotation assembly 23 includes a rotation shaft 231 and a connection member 232, the rotation shaft 231 is rotatably mounted on the side wall of the connection block 2215 far from the side of the connection frame 2214 and extends into the connection block 2215, meanwhile, the connection member 232 is mounted on the periphery of the rotation shaft 231 penetrating through one end of the connection block 2215, in this embodiment, the connection member 232 includes a rotation block 2321 and an extension block 2322, the rotation block 2321 is clamped on the periphery of the rotation shaft 231, in addition, the extension block 2322 is vertically fixed on the side of the rotation block 2321 far from the connection frame 2214, and the side of the extension block 2322 far from the rotation block 2321 is connected with the mounting block 2221.
In order to improve the clamping force of the rotating block 2321 on the rotating shaft 231, a fastening hole 2323 is formed in one side of the rotating block 2321, the fastening hole 2323 is communicated to a position where the rotating shaft 231 penetrates through the rotating block 2321, meanwhile, a locking rod 2324 is in threaded connection with one side of the rotating block 2321 corresponding to the fastening hole 2323, and when the locking rod 2324 is installed, a worker firstly penetrates through the fastening hole 2323 from one side of the rotating block 2321, and then one end of the locking rod 2324 penetrating into the fastening hole 2323 is in threaded connection with the hole wall of the other side of the fastening hole 2323, so that the clamping force on the rotating shaft 231 is effectively improved.
Referring to fig. 4, in order to further adjust the angle of the welding gun 3, a worm wheel 2311 is fixed at one end of the rotating shaft 231 penetrating through the connecting block 2215, in addition, a worm 2211 meshed with the worm wheel 2311 is rotatably installed inside the connecting block 2215, one end of the worm 2211 penetrates through the connecting block 2215 and is provided with an adjusting wheel 2216, so that a worker can rotate the worm 2211 through the adjusting wheel 2216, the worm wheel 2311 and the rotating shaft 231 can be integrally rotated under the driving of the worm 2211, and the purpose of further flexibly adjusting the angle of the welding gun 3 is achieved.
Referring to fig. 2 and 4, in order to easily fill up the weld of the steel structure, a swing block 2212 is installed on the connection block 2215, and a swing assembly 24 connected to the swing block 2212 is provided on the connection frame 2214.
In the present embodiment, the swing assembly 24 includes an elevating block 241, a positioning block 242, a first rack 243 and a first gear 244, wherein the elevating block 241 is movably installed on an outer sidewall of the connecting frame 2214, meanwhile, the positioning block 242 is installed on a top portion of the elevating block 241, a first cylinder 245 is installed on the top portion of the positioning block 242, in addition, one end of the first rack 243 is fixedly installed on an end portion of a piston rod of the first cylinder 245, in addition, the first gear 244 is fixedly installed on a peripheral side of the swing block 2212, and the first gear 244 is engaged with the first rack 243.
When the welding gun 3 needs to swing, the first cylinder 245 can be directly started, so that the first rack 243 is driven by the first cylinder 245 to slide in a reciprocating manner in the horizontal direction, the first gear 244 is driven to rotate through the first rack 243, and the purpose of integrally swinging and adjusting the angles of the connecting block 2215, the rotating shaft 231 and the welding gun 3 is achieved.
Referring to fig. 1, 2 and 4, in order to adjust the height of the welding torch 3, a lifting assembly 4 is disposed at a position of the working frame 221 corresponding to each rotating shaft 231, and in this embodiment, the lifting assembly 4 includes a first sliding plate 41 and a second sliding plate 42, wherein the first sliding plate 41 and the second sliding plate 42 are disposed between the connecting frame 2214 and the lifting block 241.
Meanwhile, a limiting groove 43 is longitudinally formed in the outer side wall of the connecting frame 2214, wherein one side of the first sliding plate 41 is connected with the limiting groove 43 in a sliding manner, in addition, a connecting sliding groove is longitudinally formed in one side of the first sliding plate 41, which is far away from the limiting groove 43, one side of the second sliding plate 42 is connected with the connecting sliding groove in a sliding manner, and one side of the second sliding plate 42, which is far away from the connecting sliding groove, is fixedly connected with the lifting block 241.
In addition, referring to fig. 2, 3 and 4, a plurality of second air cylinders 45 are disposed on the inner side of the connecting frame 2214, and are corresponding to the lifting assembly 4, wherein a piston rod of each second air cylinder 45 is connected to the bottom end of the second sliding plate 42 close to one side of the connecting chute, when the height of the welding gun 3 needs to be adjusted, a worker can start the second air cylinders 45, the second sliding plate 42 is driven by the second air cylinders 45 to slide along the extending direction of the connecting chute, after the top end of one side of the second sliding plate 42 slides to abut against the groove wall of the bottom of the connecting chute, the first sliding plate 41 is driven by the first sliding plate 41 to slide along the extending direction of the limiting groove 43, so that the purpose of flexibly adjusting the height of the welding gun 3 is achieved, and the worker can weld steel structures with different sizes by using the welding gun 3.
Referring to fig. 1-2, in order to improve the moving stability of the two work frames 221, two adjusting grooves 53 are formed in one side of the gantry 2 close to the mounting assembly 22, the extending directions of the two adjusting grooves 53 are perpendicular to the traveling direction of the gantry 2, meanwhile, a slider is fixed to one side of each of the two connecting rods 2213 close to the gantry 2, and the two connecting rods 2213 are connected with the adjusting grooves 53 on the gantry 2 in a sliding manner through the sliders of the connecting rods 2213.
In addition, in order to conveniently adjust the positions of the two mounting assemblies 22 on the portal frame 2, the adjusting assembly 5 is disposed on the portal frame 2, and in this embodiment, the adjusting assembly 5 includes an adjusting gear 51 and an adjusting rack 52, wherein the adjusting rack 52 is integrally mounted on the upper end surface of the portal frame 2 on the side close to the mounting assemblies 22.
Meanwhile, referring to fig. 1-2, the adjusting motors 55 are mounted at the upper ends of the two connecting rods 2213, in addition, two adjusting gears 51 are provided, the two adjusting gears 51 are engaged with the adjusting rack 52, and the two adjusting gears 51 are respectively fixed with the output shafts of the adjusting motors 55 on the two connecting rods 2213, when the position of the mounting assembly 22 needs to be adjusted, the adjusting motors 55 are started, the output shafts of the adjusting motors 55 drive the adjusting gears 51 to rotate, and then the mounting assembly 22 slides along the adjusting grooves 53 through the adjusting rack 52, so that the purpose of flexibly adjusting the position of the welding gun 3 is achieved.
The working principle is as follows: when I-steel needs to be welded, firstly, the I-steel to be machined is correspondingly placed below the mounting assembly 22, one flange plate of the I-steel is attached to the ground, then the height of the first working welding gun group is adjusted through the lifting assembly 4, two welding guns 3 in the first working welding gun group are respectively aligned to the welding positions of the two sides of the web plate and the flange plate, then the welding guns 3 are started to work, and the portal frame 2 is moved forwards by using the traveling assembly 21, so that the purpose of synchronously welding the welding positions of the two sides of the web plate is achieved, and the production machining efficiency is effectively improved;
in addition, when the welding seam of the steel structure needs to be filled, the steel structure is placed below the mounting component 22, the height of the second working welding gun group is adjusted through the lifting component 4, two welding guns 3 in the second working welding gun group are respectively located at the front position and the rear position of the welding seam to be filled, then the welding guns 3 are started to work, the portal frame 2 is moved forwards through the walking component 21, when the welding gun 3 moves, the welding gun 3 located in the front position keeps static in the horizontal direction, the welding gun 3 located in the rear position swings in the horizontal direction under the action of the swinging component 24, and the swinging direction of the welding gun 3 located in the rear position is perpendicular to the walking direction of the portal frame 2, so that the welding seam of the steel structure can be filled uniformly and quickly, the production and processing efficiency is effectively improved, the overall strength of the steel structure can be improved better, and great economic value is achieved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (3)

1. The utility model provides a longmen welded platform which characterized in that: the welding device comprises an underframe (1), wherein a portal frame (2) is arranged on the underframe (1), the portal frame (2) is in sliding fit with the underframe (1), a walking component (21) connected with the underframe (1) is arranged on one side of the portal frame (2), an installation component (22) is arranged on the portal frame (2), at least two welding guns (3) are arranged on the installation component (22), and a rotating component (23) connected with the welding guns (3) is arranged on the installation component (22);
the mounting assembly (22) comprises a working frame (221) and clamping pieces (222), the working frame (221) is arranged on one side of the portal frame (2), the clamping pieces (222) are arranged in plurality, the clamping pieces (222) are arranged on the side wall of the working frame (221), the welding gun (3) is arranged on the clamping pieces (222), and the clamping pieces (222) are connected with the rotating assembly (23);
the rotating assembly (23) comprises a rotating shaft (231) and a connecting piece (232), the rotating shaft (231) is rotatably connected to one side of the working frame (221), and the connecting piece (232) is arranged on the side wall of the rotating shaft (231) and is connected with the clamping piece (222);
a swing block (2212) connected with the rotating shaft (231) is rotatably connected to one side, close to the clamping piece (222), of the work frame (221), and a swing assembly (24) connected with the swing block (2212) is arranged on one side of the work frame (221);
the welding gun (3) comprises a first working welding gun group and a second working welding gun group, and the first working welding gun group and the second working welding gun group are arranged on the peripheral side of the working frame (221);
the symmetry axis of the first working welding gun group is vertical to the traveling direction of the portal frame (2), and the same welding line on the I-steel can be welded and joint-filled in a swinging manner at the same time;
one end of the rotating shaft (231) penetrates through the side wall of the working frame (221), one end of the rotating shaft (231) penetrating through the working frame (221) is provided with a worm wheel (2311), one side of the working frame (221) is provided with a worm (2211) in a penetrating manner, and the worm (2211) is meshed with the worm wheel (2311);
the connecting piece (232) comprises a rotating block (2321) and an extending block (2322), the rotating shaft (231) penetrates through the rotating block (2321), and the extending block (2322) is arranged on one side of the rotating block (2321) and is connected with the clamping piece (222);
the rotating block (2321) is detachably arranged on the side wall of the rotating shaft (231), a fastening hole (2323) is formed in one side of the rotating block (2321), the fastening hole (2323) is communicated to the position where the rotating shaft (231) penetrates through the rotating block (2321), a locking rod (2324) is in threaded connection with one side of the rotating block (2321) close to the fastening hole (2323), and the locking rod (2324) penetrates through the fastening hole (2323);
and a rotating assembly (25) connected with the working frame (221) is arranged on the portal frame (2).
2. The gantry welding platform of claim 1, wherein: the clamping piece (222) comprises a mounting block (2221), a clamping hole (2222) is formed in the mounting block (2221), and a mounting hole (2223) communicated with the clamping hole (2222) is formed in one side of the mounting block (2221).
3. The gantry welding platform of claim 1, wherein: the lifting assembly (4) is arranged at the position, corresponding to the clamping pieces (222), of the working frame (221), and the lifting assembly (4) is connected with the clamping pieces (222) and used for adjusting the height of the clamping pieces (222).
CN202111605907.7A 2021-12-25 2021-12-25 Gantry welding platform Active CN114289961B (en)

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