CN218657526U

CN218657526U - Welding production line of box beam

Info

Publication number: CN218657526U
Application number: CN202222505701.3U
Authority: CN
Inventors: 单银木; 王臻; 易文武; 鲍柏胜; 徐韶锋; 邝安飞; 王保胜
Original assignee: Hangxiao Steel Structure Co Ltd
Current assignee: Hangxiao Steel Structure Co Ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-03-21
Anticipated expiration: 2032-09-19

Abstract

The utility model relates to a welding production line of box roof beam, this welding production line include operation platform, assemblage device, transportation subassembly and electroslag welding subassembly. The operation platform is provided with a first plane for bearing the workpiece and a movable roller way, and the roller way is provided with a first working state and a second working state. The assembly device has a clamping assembly movably disposed above a first plane. The conveying assembly comprises a conveying device and a turnover device, the conveying device comprises at least two workpiece conveying lines, and the turnover device is used for conveying workpieces from one workpiece conveying line to the other workpiece conveying line and turning the workpieces over by 90 degrees. An electroslag welding assembly has an electric welding gun positioned above a workpiece transport line. Welding production line of box roof beam, help realizing the automation of box roof beam welding equipment to solve the problem that current manual welded speed of box roof beam and quality can't satisfy the production requirement.

Description

Welding production line of box beam

Technical Field

The utility model belongs to the technical field of machining, concretely relates to welding production line of box roof beam.

Background

The cross section of the box beam is the same as the cross section of a common box, so the box beam is called. The box girder is generally formed by combining several parts, such as a cover plate, a web plate, a partition plate and a bottom plate. The box beam has certain advancement and superiority, belongs to an economic section combined structure in the aspect of mechanical property, and is often applied to large-scale bearing structures such as gantry cranes, crane ships and the like. The box-shaped structural beam (column) is largely applied to building steel structures, particularly high-rise or high-rise building structures, but the welding of the partition plate inside the box-shaped structural beam (column) mostly adopts a nozzle type electroslag welding method.

At present, the application of box beams in domestic modular building assembly is gradually increased, the traditional manual welding of the box beams cannot meet the requirements of the existing production speed and the production quality, and the welding space required by the production of the box beams is larger and the occupied area is larger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the speed and the quality of the manual welding of the existing box girder can not meet the production requirements at least. The purpose is realized by the following technical scheme:

the utility model provides a welding production line of box roof beam, include:

the operation platform is provided with a first plane for bearing a workpiece and a movably arranged roller way, and the roller way is provided with a first working state which stretches out to the upper part of the first plane for supporting and transporting the workpiece and a second working state which retracts to the lower part of the first plane;

an assembly device having a clamping assembly movably disposed above the first plane;

a transport assembly comprising a transport device and a turnover device; the conveying device comprises at least two workpiece conveying lines, one of the workpiece conveying lines is used for receiving the workpieces output by the operating platform, the overturning device is used for conveying the workpieces from one of the workpiece conveying lines to the other workpiece conveying line, and the workpieces are overturned by 90 degrees after being conveyed;

an electroslag welding assembly having an electric welding torch positioned above the workpiece transport line.

Welding production line of box girder, weld the subassembly including operation platform, assemblage device, transportation subassembly and electroslag. Through set up first plane on operation platform, can improve for the work piece and lay and treat the welded operation work piece to the staff welds and assembles the outside of work piece. Through setting up the assemblage device and can be assembled the bottom plate of work piece, curb plate and roof, the transportation subassembly is through setting up conveyer and turning device, can transport the work piece upset transportation back operation platform on and then the secondary welding, also can transport the electric welding gun below of electroslag welding subassembly with the work piece, so that weld to work piece inside, so set up, help realizing the automation of box roof beam welding equipment, and simultaneously, optimize the equipment space, can't satisfy the problem that the production required with the speed and the quality of solving the manual welding of current box roof beam.

In addition, according to the utility model discloses a welding production line of box girder still can have following additional technical characterstic:

in some embodiments of the present invention, the roller table includes a plurality of transmission rollers, and two adjacent transmission rollers are connected by a transmission chain;

the operation platform further comprises:

the upper surface of the mounting rack is the first plane;

the power output end of the transmission driving part is in transmission connection with one of the transmission rollers;

and the auxiliary assembly is used for driving the roller way to be switched between the first working state and the second working state.

In some embodiments of the present invention, the auxiliary assembly comprises:

the rotating frames are pivotally arranged on the mounting frames and provided with the conveying rollers;

the pivoting driving part is arranged on the mounting frame, and the power output end of the pivoting driving part is fixedly connected with the rotating frames so that the rotating frames can be pivoted synchronously.

In some embodiments of the present invention, the operating platform is provided with a clamping device, the clamping device includes:

the clamping blocks are symmetrically arranged on two sides of the mounting frame, and the direction of the two clamping blocks is perpendicular to the conveying direction of the workpiece;

the clamping driving assembly comprises a clamping driving part arranged on the mounting frame, and the clamping driving part is used for driving the two clamping blocks to approach or move away.

In some embodiments of the present invention, the assembling device comprises:

the rack is arranged in a sliding manner along the conveying direction of the workpiece;

the clamping assembly comprises a first clamping piece movably arranged along the height direction and two second clamping pieces movably arranged on the rack, and the direction of the two second clamping pieces is vertical to the conveying direction of the workpiece;

a drive assembly for urging the two second clamp members closer to or away from each other.

In some embodiments of the present invention, any of the workpiece transport lines includes a plurality of conveyors, the conveyors including:

a support frame;

the conveying roller way comprises a plurality of conveying rollers, and two adjacent conveying rollers are connected through a conveying chain;

and the power output end of the transportation driving part is in transmission connection with one of the transportation chains.

In some embodiments of the present invention, the turning device comprises:

the number of the moving frames is at least two, the moving frames are movably arranged in the conveying direction of the workpieces, and the sliding direction of the moving frames is perpendicular to the conveying direction of the workpieces;

the number of the rotating arms is two, the rotating arms are hinged to the moving frame through a rotating shaft, and the two rotating arms have a vertical working form;

and the rotary driving component is used for driving the rotating arm to do pivoting motion.

In some embodiments of the present invention, the rotary drive assembly comprises:

the driving oil cylinder is horizontally arranged;

the rotation axis is close to the setting and is in the middle part of swinging boom, the power take off end of drive hydro-cylinder with the one end of swinging boom is articulated.

In some embodiments of the present invention, the electroslag welding assembly comprises:

the arrangement direction of the movable guide rail is parallel to the conveying direction of the workpiece;

the electroslag welding machine frame, the movably setting of electroslag welding machine frame is in on the movable guide rail, the quantity of electroslag welding machine frame is three at least, it has the lift stand to construct in the electroslag welding machine frame, the movably movable beam that is provided with on the lift stand, the movable beam with the direction of transportation of work piece is perpendicular, the movably at least one welding post that is provided with on the movable beam, the lower extreme of welding post is provided with the electric welding gun.

In some embodiments of the present invention, the electroslag welding assembly further comprises:

the fine adjustment part comprises a transverse moving module and a longitudinal moving module, the transverse moving module is fixedly arranged on the welding column, and the longitudinal moving module is movably arranged on the transverse moving module;

the rotating part, the movably setting of rotating part is in on the longitudinal movement module, the welding gun sets up on the rotating part to be used for adjusting the orientation of welding gun.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 is a schematic structural view of a welding production line of a box beam according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an operation platform according to an embodiment of the present invention;

fig. 3 is a front view of an operation platform according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of an operation platform according to an embodiment of the present invention;

fig. 5 is a left side view of the assembly device according to the embodiment of the present invention;

FIG. 6 is a front view of an assembly device according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a walking assembly according to an embodiment of the present invention;

fig. 8 is a partial structural schematic view of the assembling device according to the embodiment of the present invention;

fig. 9 is a schematic structural view of a conveyor according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a turning device according to an embodiment of the present invention;

fig. 11 is a schematic structural view of an electroslag welding assembly according to an embodiment of the present invention;

fig. 12 is a partially enlarged view of a in fig. 11.

The reference numbers are as follows:

1. an operating platform; 11. a mounting frame; 111. a first plane; 12. a roller bed; 121. a transfer roller; 122. a transmission sprocket; 123. a transmission chain; 13. a transmission drive section; 131. a drive sprocket; 132. a drive chain; 14. an auxiliary component; 141. a rotating frame; 142. hinging a shaft; 143. a pivot driving part; 144. a drive arm; 145. a pivot drive mount;

2. assembling the device; 21. a frame; 211. a stringer; 2111. a linear slide rail assembly; 212. a cross beam; 22. a clamping assembly; 221. a first clamping member; 222. a lifting frame; 223. a second clamping member; 224. a clamping frame; 23. a drive assembly; 231. a hand wheel; 232. a chain; 233. a sprocket; 234. a drive shaft; 235. a lift cylinder; 24. an adjustment assembly; 241. an adjusting seat; 242. an adjusting seat lifter; 243. a diverter; 244. a guide post; 25. a walking assembly; 251. a slide rail; 252. a walking frame; 253. a travel driving section; 254. a first roller; 255. a guide member; 256. a slide rail fixing frame;

3. a conveyor; 31. a support frame; 32. a conveying roller way; 321. a transport roller; 322. a first bearing housing; 323. a transport chain; 33. a transport drive section; 331. a transport drive chain;

4. a turning device; 41. a movable frame; 411. an encoder; 412. a buffer; 413. a movement driving section; 414. a rotating shaft; 415. a second bearing housing; 416. a second roller; 42. a rotating arm; 43. a rotary drive assembly; 431. a driving oil cylinder; 432. a rotating arm support; 44. a moving assembly; 441. a foot plate; 442. a track; 443. a drag chain;

5. a clamping device; 51. a clamping block; 52. a clamp drive assembly; 521. a clamping drive section; 522. a lead screw;

6. electroslag welding the component; 61. a moving guide rail; 62. an electroslag welding machine frame; 621. lifting the upright post; 622. moving the beam; 623. welding the column; 624. an electric welding gun; 63. a fine adjustment part; 631. a transverse moving module; 632. a longitudinal moving module; 633. a manual fine adjustment module; 64. a rotating part;

7. and (5) a workpiece.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "in 8230 \8230; below" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1, according to the utility model discloses an embodiment provides a welding production line of box roof beam, this welding production line of box roof beam includes operation platform 1, assemblage device 2, transportation subassembly and electroslag welding subassembly 6.

The operation platform 1 has a first plane 111 for supporting the workpiece 7 and a movably arranged roller way 12, and the roller way 12 has a first working state extending above the first plane 111 for supporting and transporting the workpiece 7 and a second working state retracting below the first plane 111. The assembly device 2 has a clamping assembly 22 movably arranged above the first plane 111. The conveying assembly comprises a conveying device and a turnover device 4, the conveying device comprises at least two workpiece conveying lines, one of the workpiece conveying lines is used for receiving the workpiece 7 output by the operating platform 1, the turnover device 4 is used for conveying the workpiece 7 from one of the workpiece conveying lines to the other workpiece conveying line, and the workpiece 7 is turned over by 90 degrees after being conveyed. The electroslag welding assembly 6 has an electric welding gun located above the workpiece transport line.

Welding production line of box girder, through setting up operation platform so that the staff welds and assembles the outside of work piece. Through setting up the assemblage device and can assemble the bottom plate of work piece, curb plate and roof, the transportation subassembly is through setting up conveyer and turning device, can transport the work piece upset transportation back to operation platform on and then the secondary welding, also can transport the electric welding gun below of electroslag welding subassembly with the work piece, so that weld the work piece inside, so set up, help realizing the automation of box type roof beam welding equipment, and simultaneously, optimize the equipment space, can't satisfy the problem of production requirement with the speed and the quality of solving the manual welding of current box type roof beam.

In some embodiments of the present invention, the roller table 12 includes a plurality of transmission rollers 121, and two adjacent transmission rollers 121 are connected to each other through a transmission chain 123. The operation platform 1 further comprises a mounting frame 11, a transmission drive 13 and an auxiliary assembly 14. Specifically, a plurality of flat plates are disposed at intervals on the upper surface of the mounting frame 11, and all the flat plates together constitute the first plane 111. In the present embodiment, a plurality of movably disposed conveying rollers 121 are provided on the mounting frame 11. When the highest end of the conveying roller 121 is located below the first plane 111, the roller table 12 is in the second working state, and at this time, the workpiece 7 may be placed on the mounting frame 11, so that a worker may weld and assemble the workpiece 7. When the highest end of the transmission roller 121 is located above the first plane 111, the roller way 12 is in a first working state, and the transmission roller 121 can support the workpiece 7.

As shown in fig. 2 to 3, a transmission driving part 13 is disposed on the mounting frame 11, and a power output end of the transmission driving part 13 is in transmission connection with one of the transmission rollers 121. Specifically, the transfer rollers 121 are mounted on a rotating frame 141 described below by bearing connection, a transfer sprocket 122 is mounted at one end of the transfer rollers 121, and two adjacent transfer rollers 121 are connected by a transfer chain 123. In the present embodiment, the transmission driving unit 13 is a motor, a driving sprocket 131 is disposed at a power output end of the motor, and the motor is in transmission connection with one of the transmission rollers 121 through a driving chain 132. When the roller way 12 is in the first working state, the conveying roller 121 can transport the workpiece 7 under the action of the conveying driving part 13.

As shown in fig. 4, the auxiliary assembly 14 is used to drive the roller way 12 to switch between the first working state and the second working state. Specifically, the auxiliary assembly 14 includes several rotating frames 141 and a pivoting driving part 143. The rotating frame 141 is pivotably provided on the mounting frame 11, and the conveying roller 121 is provided on the rotating frame 141. The pivoting driving part 143 is disposed on the mounting frame 11, and a power output end of the pivoting driving part 143 is fixedly connected to the plurality of rotating frames 141, so that the plurality of rotating frames 141 are synchronously pivoted.

In the present embodiment, the swivel frame 141 is mounted on the mounting frame 11 through a hinge shaft 142, and the swivel frame 141 is rotatable around the hinge shaft 142 by the pivot driving part 143, so that the roller bed 12 is switched between the first operating state and the second operating state. Specifically, a pivot driving part mounting seat 145 is provided on the mounting bracket 11, and the pivot driving part 143 is mounted on the pivot driving part mounting seat 145. The pivoting driving part 143 is provided with an air cylinder, a power output end of the air cylinder is hinged with a transmission arm 144, lower ends of the plurality of rotating frames 141 are hinged on the transmission arm 144, the air cylinder can drive the transmission arm 144 to move when working, and then the rotating frames 141 are used for pivoting, so that the movement adjustment of the roller way 12 is realized.

It should be noted that, the switching between the first operating state and the second operating state of the roller way 12 may also be implemented by using other structures, such as directly lifting the roller way 12 by using an air cylinder, which is not limited herein in detail, so as to drive the roller way 12.

In some embodiments of the present invention, a clamping device 5 is disposed on the operation platform 1, and the clamping device 5 includes a clamping block 51 and a clamping driving assembly 52. The number of the clamping blocks 51 is two, the clamping blocks 51 are symmetrically arranged on two sides of the mounting frame 11, and the direction of the two clamping blocks 51 is perpendicular to the conveying direction of the workpiece 7. Specifically, two clamping blocks 51 are provided between the above-mentioned adjacent two flat plates. The clamping driving assembly 52 includes a clamping driving portion 521 provided on the mounting frame 11, and the clamping driving portion 521 is used for driving the two clamping blocks 51 to approach or move away from each other. In the present embodiment, the clamping driving portion is provided as a motor, a power output end of the motor is provided with a lead screw 522, and the two clamping blocks 51 are screwed on the lead screw 522 in opposite directions.

In some embodiments of the present invention, the assembly device 2 comprises a frame 21, a clamping assembly 22 and a driving assembly 23. Wherein the frame 21 is slidably arranged in the transport direction of the work piece 7. The clamping assembly 22 comprises a first clamping member 221 movably arranged along the height direction, and two second clamping members 223 movably arranged on the frame 21, wherein the two second clamping members 223 are arranged in the direction perpendicular to the conveying direction of the workpiece 7. The driving assembly 23 serves to drive the two second clamping members 223 closer to or farther away.

Specifically, the frame 21 achieves sliding in the conveying direction of the workpiece 7 by two sets of traveling assemblies 25. As shown in fig. 1, 5, 6, and 7, the traveling assembly 25 includes a slide rail 251, a traveling frame 252, and a traveling driving part 253. In this embodiment, the slide rail 251 is installed on the ground by a slide rail fixing bracket 256, the traveling frame 252 is provided on the slide rail 251, the traveling frame 252 is provided with a traveling driving unit 253 and a first roller 254 attached to the slide rail 251, the traveling frame 252 is provided with guides 255 at both front and rear ends thereof, and the traveling frame 252 is moved on the slide rail 251 in cooperation with the traveling driving unit 253 and the first roller 254.

In the present embodiment, the frame 21 includes two longitudinal beams 211 and one cross beam 212, the longitudinal beam 211 is mounted on the traveling frame 252, and the linear rail assembly 2111 is provided on the longitudinal beam 211. The first clamping member 221 is arranged on the cross beam 212 through the lifting frame 222, the two second clamping members 223 are correspondingly arranged on the two longitudinal beams 211 through the clamping frame 224, and the first clamping member 221 and the second clamping members 223 perform clamping movement under the action of the driving assembly 23 so as to realize the assembly of the workpiece 7.

As shown in fig. 5, 6 and 8, the driving assembly 23 includes a lift cylinder 235 disposed on the top of the cross beam 212, and a hand wheel 231 disposed on the longitudinal beam 211. The power output end of the lifting oil cylinder 235 is fixedly connected with the lifting frame 222. A transmission shaft 234 is provided between the two longitudinal beams 211, and a sprocket 233 is provided on one side of the transmission shaft 234 and is drivingly connected to a hand wheel 231 via a chain 232. An adjustment assembly 24 is provided on the drive shaft 234 to enable the second clamp member 223 to be driven and driven in motion. Specifically, the adjusting assembly 24 includes an adjusting seat 241 disposed on the linear guideway assembly 2111, and the clamping frame 224 is movably disposed on the adjusting seat 241 through the guiding post 244. An adjusting seat lifter 242 is arranged on the adjusting seat 241, a diverter 243 is arranged on the transmission shaft 234, and the adjusting seat lifter 242 and the diverter 243 are connected to drive the second clamping member 223 to synchronously move close to or away from and move up and down.

In some embodiments of the present invention, any one of the workpiece transportation lines includes a plurality of conveyors 3, and each of the conveyors 3 includes a support frame 31, a transportation roller table 32, and a transportation driving unit 33. The conveying roller table 32 includes a plurality of conveying rollers 321, and two adjacent conveying rollers 321 are connected by a conveying chain 323. The power output end of the transport drive part 33 is in transmission connection with one of the transport chains 323.

As shown in fig. 1 and 9, the transporting apparatus includes two workpiece transporting lines, which are referred to as a first workpiece transporting line and a second workpiece transporting line, respectively, for convenience of description. The first workpiece conveying line is used for receiving the workpieces 7 output by the operating platform 1, the second workpiece conveying line is arranged on one side of the first workpiece conveying line in parallel, and the electroslag welding assembly 6 is arranged on one side of the second workpiece conveying line so as to act on the workpieces 7 on the second workpiece conveying line. Any one of the workpiece transport lines comprises several conveyors 3. Specifically, the conveyor 3 includes a support frame 31, a conveying roller table 32, and a conveying drive portion 33. The conveying roller table 32 includes a plurality of conveying rollers 321, and two adjacent conveying rollers 321 are connected by a conveying chain 323. The power output end of the transport drive part 33 is in transmission connection with one of the transport chains 323. In the present embodiment, the transportation rollers 321 are mounted on the support frame 31 through the first bearing seat 322, two adjacent transportation rollers 321 are connected through the transportation chain 323, the transportation driving part 33 is disposed on the support frame 31, and the transportation driving part 33 is in transmission connection with one of the transportation rollers 321 through the transportation driving chain 331.

In some embodiments of the present invention, the turnover device 4 includes a moving frame 41, a rotating arm 42 and a rotary driving assembly 43. Wherein, the number of the moving frame 41 is at least two, the moving frame 41 is movably arranged in the transporting direction of the workpiece 7, the sliding direction of the moving frame 41 is perpendicular to the transporting direction of the workpiece 7, the number of the rotating arms 42 is two, and the two rotating arms 42 are hinged on the moving frame 41 through a rotating shaft 414, and the two rotating arms 42 have a working form in a perpendicular state. The rotary driving assembly 43 is used for driving the rotary arm 42 to perform the pivotal motion.

Referring to fig. 10, a moving assembly 44 is disposed between two adjacent conveyors 3, the moving assembly 44 includes a rail 442 and a drag chain 443, and the rail 442 is fixed on the ground through a foot plate 441. Specifically, a movement driving part 413, a second roller 416, and an encoder 411 are provided at the moving frame 41 for controlling the moving position of the moving frame 41 on the rail 442. The moving frame 41 is further provided with a buffer 412, and the buffer 412 is provided to avoid moving impact of the moving frame 41. The moving frame 41 is further provided with a second bearing housing 415, the second bearing housing 415 is provided with a rotating shaft 414, and the rotating arm 42 is hinged to the rotating shaft 414.

In some embodiments of the present invention, the rotary drive assembly 43 includes a drive cylinder 431, and the drive cylinder 431 is disposed horizontally. The rotating shaft 414 is arranged near the middle of the rotating arm 42, and the power output end of the driving cylinder 431 is hinged with one end of the rotating arm 42. In the present embodiment, the number of the rotating arms 42 is two, and the driving cylinders 431 include two and are hinged to one end of the rotating arms 42 in a one-to-one correspondence. A rotating arm support 432 is further provided on the support frame 31 for restraining and supporting the rotating arm.

In some embodiments of the present invention, the electroslag welding assembly 6 includes a movable guide rail 61 and an electroslag welding frame 62. Wherein the arrangement direction of the moving guide 61 is parallel to the transport direction of the workpiece 7. The electroslag welding machine frames 62 are movably arranged on the movable guide rail 61, and the number of the electroslag welding machine frames 62 is at least three. Specifically, the moving guide 61 is fixed on the ground and located at one side of the second workpiece transport line. After the clamping and outer welding of the assembly 2, the workpiece 7 is transported to the electroslag welding stand 62 under the welding torch 624.

As shown in fig. 11, a lifting column 621 is configured on the electroslag welding machine frame 62, a moving beam 622 is movably arranged on the lifting column 621, the moving beam 622 is perpendicular to the conveying direction of the workpiece 7, at least one welding column 623 is movably arranged on the moving beam 622, and a welding gun 624 is arranged at the lower end of the welding column 623. In the present embodiment, the lifting column 621 is provided with a lifting rail, and the movable beam 622 is provided on the lifting rail. The movable cross beam 622 is provided with a movable slide rail, the movable slide rail is provided with two welding columns 623, any one welding column 623 is provided with an electric welding gun 624, and the electric welding gun 624 can penetrate into the workpiece 7 to weld the gap inside the workpiece 7, so that the bottom plate, the side plate, the top plate and the partition plate of the workpiece 7 are welded and fixed.

In some embodiments of the present invention, the electroslag welding assembly 6 further comprises a fine tuning portion 63 and a rotating portion 64. The fine tuning part 63 includes a transverse moving module 631 and a longitudinal moving module 632, the transverse moving module 631 is fixedly disposed on the welding post 623, and the longitudinal moving module 632 is movably disposed on the transverse moving module 631. The rotating portion 64 is movably disposed on the longitudinal movement module 632, and the welding gun 624 is disposed on the rotating portion 64 for adjusting the orientation of the welding gun 624.

Specifically, as shown in fig. 12, the fine adjustment part 63 further includes a manual fine adjustment module 633, and the manual fine adjustment module 633 includes a first moving module and a second moving module, wherein the first moving module is disposed along the height direction, and the second moving module is disposed on the first moving module so as to be capable of performing fine adjustment along the height direction. The second moving module is the same as the direction of conveyance of the workpiece 7, and the rotating section 64 is provided in the second moving module. The rotating portion 64 includes a first rotating member that enables the electric welding gun 624 to pivot on a vertical plane in which the conveying direction of the workpiece 7 is located, and a second rotating member that enables the electric welding gun 624 to pivot on a vertical plane perpendicular to the conveying direction of the workpiece 7.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A welding production line of box roof beam characterized in that includes:

2. The welding production line of box beams according to claim 1, wherein the roller table comprises a plurality of conveying rollers, and two adjacent conveying rollers are connected through a conveying chain;

the operation platform further comprises:

the upper surface of the mounting rack is the first plane;

3. Welding line of box beams according to claim 2, characterized in that said auxiliary assembly comprises:

4. Welding line of box beams according to claim 2, characterized in that clamping means are provided on the operating platform, comprising:

and the clamping driving assembly comprises a clamping driving part arranged on the mounting frame, and the clamping driving part is used for driving the two clamping blocks to approach or move away.

5. Welding line of box beams according to claim 1, characterized in that said assemblage means comprise:

6. A welding line for box beams according to claim 1, characterized in that any of said work piece transport lines comprises several conveyors, said conveyors comprising:

a support frame;

7. Welding line of box beams according to claim 1, characterized in that said overturning device comprises:

8. Welding line of box beams according to claim 7, characterized in that said rotary drive assembly comprises:

the driving oil cylinder is horizontally arranged;

9. The welding line of box beams according to claim 1, characterized in that the electroslag welding assembly comprises:

10. The welding line of box beams according to claim 9, characterized in that the electroslag welding assembly further comprises: