CN112935488A - Metal pipeline welding device for water conservancy construction and welding method thereof - Google Patents
Metal pipeline welding device for water conservancy construction and welding method thereof Download PDFInfo
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- CN112935488A CN112935488A CN202110142472.0A CN202110142472A CN112935488A CN 112935488 A CN112935488 A CN 112935488A CN 202110142472 A CN202110142472 A CN 202110142472A CN 112935488 A CN112935488 A CN 112935488A
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- 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
- B23K9/18—Submerged-arc welding
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- 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
- B23K37/0533—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 external pipe alignment clamps
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- 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
- B23K37/0538—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 for rotating tubes, e.g. rollers
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- 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
- B23K2101/06—Tubes
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- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
Abstract
The application relates to a metal pipeline welding device for water conservancy construction and a welding method thereof, wherein the metal pipeline welding device comprises a placing table for placing a metal pipeline and a welding machine which is arranged on the ground and used for welding the metal pipeline; the welding machine comprises a machine frame fixed on the ground and a submerged arc welding device arranged on the machine frame, the submerged arc welding device comprises a welding machine fixed on the machine frame and a welding head connected with the welding machine, a driving mechanism for driving the welding head to rotate in an arc shape is arranged on the machine frame, and the rotating track of the welding head is arranged coaxially with a metal pipeline. This application has the effect that improves welding metal pipeline welding quality.
Description
Technical Field
The application relates to the field of pipeline welding equipment for water conservancy construction, in particular to a metal pipeline welding device for water conservancy construction and a welding method thereof.
Background
Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. Hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transition tanks, rafts, fishways and the like so as to achieve the aim, and the connection of metal sewage pipes needs to be welded and prefabricated before being buried in water conservancy construction.
The welding of metal pipelines is usually performed by adopting submerged-arc welding, the submerged-arc welding is fixed, the metal pipelines are driven to rotate through a rotating platform, the welding of two sections of metal pipelines is realized, and the mode that the rotating platform drives the metal pipelines to rotate at present mainly depends on friction force.
Aiming at the related technology, when the length of the two sections of metal pipelines is longer, the two sections of metal pipelines are difficult to drive to rotate, and the two sections of metal pipelines are difficult to ensure to synchronously rotate, so that the welding quality of the two sections of metal pipelines is influenced.
Disclosure of Invention
In order to improve the welding quality after two sections of metal pipelines are welded, the application provides a metal pipeline welding device for water conservancy construction and a welding method thereof.
The application provides a pair of metal pipeline welding set for water conservancy construction adopts following technical scheme:
a metal pipeline welding device for water conservancy construction comprises a placing table for placing a metal pipeline and a welding machine which is arranged on the ground and used for welding the metal pipeline;
the welding machine comprises a machine frame fixed on the ground and a submerged arc welding device arranged on the machine frame, the submerged arc welding device comprises a welding machine fixed on the machine frame and a welding head connected with the welding machine, a driving mechanism for driving the welding head to rotate in an arc shape is arranged on the machine frame, and the rotating track of the welding head is arranged coaxially with a metal pipeline.
By adopting the technical scheme, when two longer metal pipelines need to be welded, firstly, the two metal pipelines are placed on the placing table, the welding heads are enabled to be abutted to the welding positions of the two metal pipelines, the driving mechanism is started, the driving mechanism drives the welding heads to rotate in an arc shape and welds the two metal pipelines, after the welding heads rotate to the end parts, a worker rotates the two metal pipelines simultaneously, the positions, which are not welded, of the two metal pipelines are enabled to be right opposite to the welding heads, then the driving mechanism is started, the arc-shaped welding heads are driven to rotate in the reverse direction, the two metal pipelines are welded until the two metal pipelines are completely welded, the metal pipelines are in a static state in the welding process, and the welding quality after the metal pipelines are welded is effectively improved.
Optionally, actuating mechanism is including fixing in the frame and coaxial cover establish metal pipeline's arc track, coaxial arc rack of fixing on the arc track, slide along arc track arc direction and set up the mount pad on the arc track, rotate the setting on the mount pad and with the drive gear of arc rack tooth meshing with fix and be used for controlling drive gear pivoted driving motor on the mount pad, the welding head sets up on the mount pad along the orbital radial direction of arc.
By adopting the technical scheme, when the driving mechanism is used for driving the welding head to move, the driving motor is started, the driving motor drives the driving gear to rotate, the driving gear is meshed with the arc-shaped rack teeth, the mounting base is driven to rotate along the arc-shaped track, and the arc-shaped rotation of the welding head is realized.
Optionally, be provided with the fixed subassembly that is used for fixed bonding tool on the mount pad, fixed subassembly is including setting up first semicircle ring, one end and first semicircle ring articulated second semicircle ring on the mount pad and being used for fixed first semicircle ring and the mounting of second semicircle ring, first semicircle ring and second semicircle ring form a ring of holding the bonding tool tightly under the fixed of mounting.
Through adopting above-mentioned technical scheme, when needs are fixed the bonding tool to the mount pad, at first open the mounting, then place first semicircle intra-annular with the bonding tool, at last with the mounting with the second semicircle ring with first semicircle ring fixed can to the staff can be according to metal pipeline's periphery size, the position of adjustment bonding tool makes welding set can weld the metal pipeline of different periphery sizes.
Optionally, an adjusting assembly for finely adjusting the position of the welding head is arranged on the mounting seat, the adjusting assembly includes an adjusting plate slidably connected with the mounting seat, and an adjusting rod rotatably arranged in the mounting seat and threaded through the adjusting plate, the adjusting plate and the mounting seat are slidably arranged along the radial direction of the arc-shaped track, and the screw is arranged along the radial direction of the arc-shaped track.
Through adopting above-mentioned technical scheme, when needs rotated the metal pipeline, the staff need remove the bonding tool to the direction of keeping away from the metal pipeline, adjust the pole through revolving to twist and can control the adjusting plate to the direction of keeping away from the metal pipeline and remove, after the metal pipeline rotates and finishes, the pole is adjusted to the reverse revolving of revolving, can make the bonding tool contradict the splice of metal pipeline, has made things convenient for the staff to control bonding tool and metal pipeline's position, and then has made things convenient for the rotation of staff control metal pipeline.
Optionally, the arc center angle formed by the rotation track of the welding head is between 125 and 130 degrees.
Through adopting above-mentioned technical scheme, the welding head is when welding metal pipeline, and welding head department emits the solder flux, and when avoiding the solder flux to place the welding department on the metal pipeline, take place the landing, prescribe a limit to the rotation orbit of welding head for this reason, the arc center angle that makes the welding orbit of welding head form is between 125 degrees to 130 degrees, and the phenomenon of landing has not only effectually been avoided the solder flux to take place, has guaranteed the welded length at every turn of welding head moreover.
Optionally, the placing table comprises a plurality of placing frames, the placing frames are arranged along the length direction of the metal pipeline, and the two ends of the placing frames along the length direction are respectively provided with a bearing component for bearing the metal pipeline.
Through adopting above-mentioned technical scheme, the staff can confirm the required quantity of rack according to metal pipeline's length, then splices a plurality of rack along length direction, forms the platform of placing of a bearing metal pipeline, and the setting of bearing subassembly has improved the stability that metal pipeline placed on the rack.
Optionally, the bearing assembly comprises two first bearing rollers and two second bearing rollers which are arranged along the length direction of the placing frame, the two first bearing rollers and the two second bearing rollers are respectively arranged on the same horizontal plane, the first bearing rollers are arranged below the second bearing rollers, the two first bearing rollers and the two second bearing rollers are respectively abutted to the outer peripheral surface of the metal pipeline, and the horizontal plane where the second bearing rollers are arranged is arranged below the horizontal plane where the central axis of the metal pipeline is arranged.
Through adopting above-mentioned technical scheme, two first bearing rollers and two equal bearing metal pipeline of second bearing roller have not only improved the stability that metal pipeline placed on the rack, have made things convenient for staff's drive metal pipeline to rotate moreover.
Optionally, the rack is provided with an adjusting assembly for respectively adjusting two first carrier rollers and two second carrier rollers, the adjusting assembly comprises an adjusting frame connected with the rack and used for respectively connecting two ends of the first carrier roller and the second carrier roller, the adjusting frame is slidably connected with the rack along the radial direction of the metal pipeline, the rack is provided with bolts for fixing the adjusting frame, and the adjusting frame is uniformly provided with a plurality of through holes for the bolts to pass through along the radial direction of the metal pipeline at intervals.
Through adopting above-mentioned technical scheme, when needs carry out the bearing to the metal pipeline of different periphery sizes, the position of the first bearing roller of needs adjustment and second bearing roller, unload the bolt through the pine, along metal pipeline's radial direction slip alignment jig until first bearing roller and second bearing roller reach suitable position can, then with the bolt with the alignment jig fix on the rack can, make the bearing subassembly can carry out the bearing to the metal pipeline of different periphery sizes.
Optionally, the middle part of rack is provided with drive metal pipeline pivoted power pack under metal pipeline, power pack is including fixing the mount on the rack, fixing the cylinder on the mount along vertical direction, being connected with the cylinder piston rod and along the power frame that metal pipeline length direction laid, along metal pipeline length direction rotate the power roller that sets up on the power frame and set up drive power roller pivoted power motor on the power frame, the power roller is inconsistent with metal pipeline.
Through adopting above-mentioned technical scheme, when the metal pipeline on the rack is rotated to needs, start power assembly, at first start the cylinder, make the power roller contradict on metal pipeline's perisporium, then start power motor, power motor drives the power roller and rotates, and the power roller drives the metal pipeline rotation under the effect of frictional force, and then has realized the rotation of metal pipeline.
The application provides a welding method of metal pipeline for water conservancy construction, adopts following technical scheme:
a welding method of a metal pipeline for water conservancy construction comprises the following steps:
adjusting a placing table, determining the number of the placing frames according to the length of the metal pipeline, splicing a plurality of placing frames along the length direction, adjusting the positions of first bearing rollers and second bearing rollers according to the circumference of the metal pipeline until the metal pipeline is placed on the placing frame, and enabling the two first bearing rollers and the two second bearing rollers to bear the metal pipeline;
adjusting the position of a welding head according to the circumference of the metal pipeline until the welding head is abutted to the position of two metal pipelines to be welded;
welding the two metal pipelines, starting a welding machine and a driving mechanism, and welding the two metal pipelines by a welding head until the welding head moves from one end of the arc-shaped track to the other end;
and adjusting the position of the metal pipeline, starting the power assembly, and driving the two metal pipelines to synchronously rotate until the welding head can weld the non-welded position of the metal pipeline.
By adopting the technical scheme, the welding quality of the two metal pipelines during welding is ensured, and the welding of the metal pipelines with different circumferences and lengths by workers is facilitated.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the welding device, the welding quality of the welded metal pipeline is effectively improved;
2. the arrangement of the fixing assembly and the adjusting assembly facilitates the adjustment of the position of the welding head by workers, so that the welding device can weld metal pipelines with different circumferences and the workers can rotate the metal pipelines conveniently;
3. the stability of metal pipeline placing on the rack has been improved to the setting of bearing subassembly.
Drawings
Fig. 1 is an overall view of an embodiment of the present application.
Fig. 2 is a schematic view of a drive mechanism embodied in an embodiment of the present application.
Fig. 3 is a method diagram of part a of fig. 2.
Fig. 4 is a structural view showing the placement frame.
Description of reference numerals: 1. a placing table; 11. placing a rack; 2. welding machine; 21. a frame; 22. submerged arc welding; 221. a welding machine; 222. a welding head; 3. a drive mechanism; 31. an arc-shaped track; 32. an arc-shaped rack; 33. a mounting seat; 34. a drive gear; 35. a drive motor; 4. a fixing assembly; 41. a first semicircular ring; 42. a second semi-circular ring; 5. an adjustment assembly; 51. an adjustment plate; 52. adjusting a rod; 6. a holding assembly; 61. a first carrier roller; 62. a second carrier roller; 7. an adjustment assembly; 71. an adjusting bracket; 72. an adjusting block; 8. a power assembly; 81. a fixed mount; 82. a cylinder; 83. a power frame; 84. a power roller; 85. a power motor; 9. a metal pipeline.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses metal pipeline welding set for water conservancy construction. Referring to fig. 1, the welding device comprises a placing table 1 and a welding machine 2, wherein the placing table 1 is used for bearing and fixing two metal pipelines 9, and the welding machine 2 is used for welding the welding positions of the two metal pipelines 9.
The placing table 1 comprises a plurality of placing frames 11, and the placing frames 11 are spliced along the length direction to form the placing table 1 for horizontally supporting the metal pipeline 9.
As shown in fig. 1 and 2, the welding machine 2 includes a frame 21 and a submerged arc welding 22, the frame 21 is fixed on the ground and located on one side of the placing table 1, the submerged arc welding 22 is arranged on the frame 21, the submerged arc welding 22 includes a welding machine 221 and a welding head 222, the welding machine 221 is fixed on the frame 21, the welding head 222 is connected with the welding machine 221, the welding head 222 and the welding machine 221 can change positions, a driving mechanism 3 is arranged on the frame 21, the driving mechanism is used for controlling the welding head 222 to do arc motion, the rotation track of the welding head 222 is arranged coaxially with the metal pipe 9, and the arc center angle formed by the rotation track of the welding head 222 is 125 degrees.
The driving mechanism 3 comprises an arc-shaped track 31, an arc-shaped rack 32, a mounting seat 33, a driving gear 34 and a driving motor 35, wherein the arc-shaped track 31 is fixed on the rack 21, the opening of the arc-shaped track 31 is vertically arranged downwards, the arc-shaped track 31 is coaxially arranged with the metal pipeline 9, the central angle formed by the arc-shaped track 31 is 130 degrees, the arc-shaped rack 32 is fixed on the inner arc wall of the arc-shaped track 31 and is coaxially arranged with the arc-shaped track 31, the mounting seat 33 penetrates through the arc-shaped track 31 in a sliding manner along the radial direction of the arc-shaped track 31, the sliding track of the mounting seat 33 is coaxially arranged with the arc-shaped track 31, an arc-shaped abdicating groove for the mounting seat 33 to slide is formed in the arc-shaped track 31, sliders are arranged on the side wall where the mounting seat 33 and the arc-shaped track 31 are in a sliding contact with each other, a sliding chute for the sliders, the driving gear 34 is rotatably arranged on the mounting seat 33, the driving gear 34 is meshed with the arc-shaped rack 32, the driving motor 35 is fixed on the mounting seat 33, and the output shaft of the driving motor 35 is coaxially and fixedly connected with the driving gear 34.
Referring to fig. 3, the mounting base 33 is provided with fixing assemblies 4 for fixing the welding head 222, respectively, each fixing assembly 4 includes a first semicircular ring 41 and a second semicircular ring 42, the first semicircular ring 41 is connected to the mounting base 33, one end of the second semicircular ring 42 is hinged to the first semicircular ring 41, the other end of the first semicircular ring 41 is fixedly connected to the other end of the first semicircular ring 41 through a bolt, the first semicircular ring 41 and the second semicircular ring 42 form a circular ring tightly embracing the welding head 222, the mounting base 33 is provided with an adjusting assembly 5 for adjusting the position of the fixing assembly 4, the adjusting assembly 5 includes an adjusting plate 51 and an adjusting rod 52, the adjusting plate 51 is slidably connected to the mounting base 33 along the radial direction of the arc-shaped rail 31, and the first semicircular ring 41 is fixed on the adjustment plate 51, the adjustment lever 52 is rotatably coupled in the mounting seat 33 in a radial direction of the arc-shaped rail 31, and the adjustment lever 52 is threaded through the adjustment plate 51.
As shown in fig. 1 and 4, the placing table 1 includes a plurality of placing racks 11, the placing racks 11 are spliced along the length direction of the metal pipeline 9 to form the placing table 1, a worker can determine the number of the placing racks 11 according to the length of the metal pipeline 9, and the placing racks 11 are provided with bearing assemblies 6 for bearing the metal pipeline 9.
The bearing assembly 6 comprises two first bearing rollers 61 and two second bearing rollers 62, the horizontal coplanarity of the axes of the two first bearing rollers 61 is arranged, the horizontal coplanarity of the axes of the two second bearing rollers 62 is arranged, the first bearing rollers 61 are located below the second bearing rollers 62, the mixed second bearing rollers 62 of the first bearing are all inconsistent with the peripheral wall of the metal pipeline 9, and the accommodating frame 11 is provided with an adjusting assembly 7 for respectively connecting the two first bearing rollers 61 and the two second bearing rollers 62.
The adjusting assembly 7 comprises an adjusting block 72 and an adjusting frame 71, the adjusting block 72 is fixed on the placing frame 11, the adjusting frame 71 slides in the radial direction of the metal pipeline 9 and penetrates through the adjusting block 72, the adjusting frame 71 is rotatably connected with one end of the bearing roller, the adjusting block 72 is fixedly connected with the adjusting frame 71 through bolts, and a plurality of through holes for the bolts to penetrate through are uniformly arranged in the length direction of the adjusting frame 71 at intervals.
Be provided with power component 8 on the rack 11, power component 8 is located metal pipeline 9 under, power component 8 includes mount 81, cylinder 82, power frame 83, power roller 84 and power motor 85, mount 81 fixes on rack 11, and mount 81 is located metal pipeline 9 under, cylinder 82 is vertical upwards fixed on mount 81, power frame 83 is fixed on the piston rod of cylinder 82, and power frame 83 level is laid, power roller 84 rotates to be connected on power frame 83, and the axis of power roller 84 is laid along the axis direction of metal pipeline 9, power motor 85 is fixed on power frame 83, and the output shaft of power motor 85 and power roller 84 coaxial rigid coupling, the flexible of cylinder 82 piston rod, can drive power roller 84 and contradict to the periphery wall of metal pipeline 9.
The embodiment of the application also discloses a welding method of the metal pipeline for water conservancy construction, which comprises the following steps:
s1, adjusting the placing table, determining the number of the placement required by the staff according to the length of the metal pipeline, splicing the placing frames, adjusting the positions of the first bearing rollers and the second bearing rollers according to the circumference of the metal pipeline, and abutting all the first bearing rollers and the second bearing rollers against the circumference wall of the metal pipeline when the metal pipeline is placed on the placing table.
And S2, adjusting the position of the welding head, roughly adjusting the position of the welding head, opening the fixing assembly, sliding the welding head towards the direction close to the metal pipe until the welding head is close to the metal pipe, and finely adjusting the position of the welding head by the adjusting assembly until the welding head is abutted against the welding position of the two sections of metal pipes.
And S3, welding the metal pipeline, before the driving assembly is started, firstly adjusting the position of the welding head to enable the welding head to be positioned at one end of the arc-shaped track, and then starting the driving motor until the welding head moves to the other end of the arc-shaped track.
S4, rotating the metal pipeline, after the welding head completes a stroke, rotating the metal pipeline, starting the air cylinder to enable the power roller to abut against the metal pipeline, and then starting the power motor to enable the power roller to drive the metal pipeline to rotate until the metal pipeline rotates to a proper position.
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: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a metal pipeline welding set for water conservancy construction which characterized in that: comprises a placing platform (1) for placing a metal pipeline (9) and a welding machine (2) arranged on the ground for welding the metal pipeline (9);
the welding machine (2) comprises a machine frame (21) fixed on the ground and a submerged arc welding machine (22) arranged on the machine frame (21), the submerged arc welding machine (22) comprises a welding machine (221) fixed on the machine frame (21) and a welding head (222) connected with the welding machine (221), a driving mechanism (3) for driving the welding head (222) to rotate in an arc shape is arranged on the machine frame (21), and the rotating track of the welding head (222) and the metal pipeline (9) are arranged coaxially.
2. The metal pipeline welding device for water conservancy construction according to claim 1, characterized in that: actuating mechanism (3) including fix arc track (31) that the coaxial cover established metal pipeline (9) on frame (21), arc rack (32) on arc track (31) are fixed to the coaxial, along arc track (31) arc direction slip set up mount pad (33) on arc track (31), rotate and set up on mount pad (33) and with drive gear (34) of arc rack (32) tooth meshing with fix on mount pad (33) and be used for controlling drive gear (34) pivoted driving motor (35), welding head (222) set up on mount pad (33) along the radial direction of arc track (31).
3. The metal pipeline welding device for water conservancy construction according to claim 2, characterized in that: be provided with fixed subassembly (4) that are used for fixed bonding tool (222) on mount pad (33), fixed subassembly (4) including setting up first semicircle ring (41), one end on mount pad (33) and first semicircle ring (41) articulated second semicircle ring (42) and be used for fixed first semicircle ring (41) and second semicircle ring (42) the mounting, first semicircle ring (41) and second semicircle ring (42) form a ring of embracing bonding tool (222) under the fixing of mounting.
4. The metal pipeline welding device for water conservancy construction according to claim 3, characterized in that: the adjusting device is characterized in that an adjusting assembly (5) for finely adjusting the position of the welding head (222) is arranged on the mounting seat (33), the adjusting assembly (5) comprises an adjusting plate (51) in sliding connection with the mounting seat (33) and an adjusting rod (52) which is rotatably arranged in the mounting seat (33) and penetrates through the adjusting plate (51) in a threaded manner, the adjusting plate (51) and the mounting seat (33) are arranged in a sliding manner along the radial direction of the arc-shaped track (31), and the screw rod is arranged along the radial direction of the arc-shaped track (31).
5. The metal pipeline welding device for water conservancy construction according to claim 2, characterized in that: the arc center angle formed by the rotation track of the welding head (222) is between 125 and 130 degrees.
6. The metal pipeline welding device for water conservancy construction according to claim 3, characterized in that: the placing table (1) comprises a plurality of placing frames (11) and a plurality of placing frames (11) are arranged along the length direction of the metal pipeline (9), and the placing frames (11) are provided with bearing components (6) used for bearing the metal pipeline (9) along the length direction of the placing frames.
7. The metal pipeline welding device for water conservancy construction according to claim 6, characterized in that: bearing subassembly (6) are including two first bearing roller (61) and two second bearing roller (62) that lay along rack (11) length direction, two first bearing roller (61) and two second bearing roller (62) are respectively on same horizontal plane to first bearing roller (61) are located the below of second bearing roller (62), two first bearing roller (61) and two second bearing roller (62) all contradict with the outer peripheral face of metal pipeline (9), the horizontal plane that second bearing roller (62) place is located the below of metal pipeline (9) axis place horizontal plane.
8. The metal pipeline welding device for water conservancy construction according to claim 7, characterized in that: be provided with adjusting part (7) of adjusting two first bearing rollers (61) and two second bearing rollers (62) respectively on rack (11), adjusting part (7) include be connected with rack (11) and be used for connecting respectively first bearing roller (61) and second bearing roller (62) alignment jig (71) both ends, radial direction and rack (11) sliding connection of metal pipeline (9) are followed in alignment jig (71), be provided with the bolt that is used for fixed alignment jig (71) on rack (11), even spaced apart through-hole that is equipped with a plurality of confession bolt and passes along the radial direction of metal pipeline (9) in alignment jig (71).
9. The metal pipeline welding device for water conservancy construction according to claim 8, characterized in that: the middle part of rack (11) is provided with drive metal pipeline (9) pivoted power component (8) under metal pipeline (9), power component (8) are including fixing mount (81) on rack (11), fixing cylinder (82) on mount (81) along vertical direction, be connected and along power frame (83) that metal pipeline (9) length direction laid with cylinder (82) piston rod, rotate power roller (84) that sets up on power frame (83) and set up drive power roller (84) pivoted power motor (85) on power frame (83) along metal pipeline (9) length direction, power roller (84) and metal pipeline (9) are inconsistent.
10. A welding method of a metal pipeline for water conservancy construction is characterized by comprising the following steps:
adjusting a placing table, determining the number of the placing frames according to the length of the metal pipeline, splicing a plurality of placing frames along the length direction, adjusting the positions of first bearing rollers and second bearing rollers according to the circumference of the metal pipeline until the metal pipeline is placed on the placing frame, and enabling the two first bearing rollers and the two second bearing rollers to bear the metal pipeline;
adjusting the position of a welding head according to the circumference of the metal pipeline until the welding head is abutted to the position of two metal pipelines to be welded;
welding the two metal pipelines, starting a welding machine and a driving mechanism, and welding the two metal pipelines by a welding head until the welding head moves from one end of the arc-shaped track to the other end;
and adjusting the position of the metal pipeline, starting the power assembly, and driving the two metal pipelines to synchronously rotate until the welding head can weld the non-welded position of the metal pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110142472.0A CN112935488A (en) | 2021-02-02 | 2021-02-02 | Metal pipeline welding device for water conservancy construction and welding method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110142472.0A CN112935488A (en) | 2021-02-02 | 2021-02-02 | Metal pipeline welding device for water conservancy construction and welding method thereof |
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| CN112935488A true CN112935488A (en) | 2021-06-11 |
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| CN202110142472.0A Pending CN112935488A (en) | 2021-02-02 | 2021-02-02 | Metal pipeline welding device for water conservancy construction and welding method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN117506321B (en) * | 2024-01-04 | 2024-05-03 | 西安奥若特材料技术有限公司 | Pipeline welding positioning device for aero-engine |
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Application publication date: 20210611 |