CN117182250B - Pipeline flange welding equipment - Google Patents
Pipeline flange welding equipment Download PDFInfo
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- CN117182250B CN117182250B CN202311467884.7A CN202311467884A CN117182250B CN 117182250 B CN117182250 B CN 117182250B CN 202311467884 A CN202311467884 A CN 202311467884A CN 117182250 B CN117182250 B CN 117182250B
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- 238000003466 welding Methods 0.000 title claims abstract description 119
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 239000002253 acid Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 6
- 238000005381 potential energy Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 239000006071 cream Substances 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention belongs to the technical field of flange welding, in particular to pipeline flange welding equipment, which comprises a base, wherein a rotating shaft is rotationally connected to the base, the bottom end of the rotating shaft is connected with an output end of a motor, the motor is arranged in the base, a placing plate is fixedly connected to the top end of the rotating shaft and is used for placing a pipeline and a flange, placing grooves are formed in the middle of the upper end surface of the placing plate, clamping mechanisms are arranged on two sides of the placing plate and are used for clamping the pipeline and the flange, shielding mechanisms are arranged on the side walls of the base, the problem that in the prior art, a worker is required to manually rotate a circle along a welding position of the flange and the pipeline by holding a welding head by hand is solved, the use is convenient, the subsequent connection of the flange and other pipelines is facilitated, the assembly and the positioning of the flange and the pipeline cannot deviate, the perpendicularity during flange welding is guaranteed, and the welding quality is guaranteed.
Description
Technical Field
The invention belongs to the technical field of flange welding, and particularly relates to pipeline flange welding equipment.
Background
The flange connection is a detachable connection formed by mutually connecting a flange, a gasket and a bolt as a group of combined sealing structures, has the advantages of convenient use, strong detachability, good sealing performance and capability of bearing larger pressure, and is an important connection mode for pipeline construction and is very widely applied in production.
The flanges are often used for connection between the pipelines, so that the flanges are required to be connected with the pipelines in advance, the flanges at two ends of the pipelines are required to be coaxial and concentric when welded, and then welding equipment is used for welding the connection parts of the flanges and the pipelines.
At present when welding flange and pipeline, because flange is at pipeline surface welded position difference, can lead to flange and pipeline assembly location to appear the deviation, its straightness that hangs down can not guarantee, reliability and stability are poor, and welding quality is difficult to guarantee, still need the manual round of rotating of staff's hand welding head along pipeline and flange to weld in the welding process moreover, and the operation is comparatively troublesome.
To this end, the invention provides a pipe flange welding apparatus.
Disclosure of Invention
In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.
The technical scheme adopted for solving the technical problems is as follows: the invention discloses pipeline flange welding equipment, which comprises a base, wherein a rotating shaft is rotationally connected to the base, the bottom end of the rotating shaft is connected with the output end of a motor, the motor is installed in the base, the top end of the rotating shaft is fixedly connected with a placing plate, the placing plate is used for placing a pipeline and a flange, a placing groove is formed in the middle of the upper end face of the placing plate, clamping mechanisms are arranged on two sides of the placing plate and used for clamping the pipeline and the flange, shielding mechanisms are arranged on the side walls of the base and used for shielding arc lights and splashes generated during welding of the flange and the pipeline.
Preferably, the clamping mechanism comprises a support frame fixedly connected to the upper end face of the placing plate, the number of the support frames is two, electric push rods are fixedly connected to opposite faces of the support frame, telescopic frames are fixedly connected to telescopic ends of the electric push rods, annular plates I are fixedly connected to end portions, far away from the electric push rods, of the telescopic frames, the annular plates I are used for clamping pipelines, friction lines are arranged on inner walls of the annular plates I, and clamping frames are arranged on upper sides of telescopic ends of the electric push rods.
Preferably, the outer wall of the expansion bracket is sleeved with an expansion spring, one end of the expansion spring is fixedly connected with the expansion bracket, the other end of the expansion spring is connected with the side wall of the first annular plate, and a rotating shaft matched with the expansion bracket is arranged in the supporting bracket; during operation, when the expansion bracket drives the first annular plate and the outer peripheral surface contact of pipeline, the expansion spring of expansion bracket outer wall can be extruded simultaneously, and the expansion spring can give the expansion bracket certain removal allowance, make the clamping frame can be better with flange outer wall contact, and then conveniently centre gripping when flange and pipeline, and can adapt to flange and pipeline of different grade type, improved application range.
Preferably, the clamping frame is fixedly connected with a fixed frame close to the side wall of the flange, a telescopic elastic column is connected in the fixed frame in a sliding mode, an annular plate II is fixedly connected to the end portion, far away from the fixed frame, of the telescopic elastic column, the annular plate II is used for clamping the flange, a compression spring is sleeved on the outer surface of the telescopic elastic column, one end of the compression spring is connected with the outer wall of the telescopic elastic column, and the other end of the compression spring is connected with the two side walls of the annular plate.
Preferably, an electric pull rod is fixedly connected in the fixed frame, the bottom of the electric pull rod is connected with the side wall of the telescopic elastic column, a limit groove is formed in the inner wall of the fixed frame, and the telescopic elastic column is slidably connected in the limit groove through a side rod; during operation, if find when welding that annular slab two is not in with the flange alignment, annular slab two is not in the coplanar with the flange promptly, drive the flexible elastic column of its bottom through the flexible end of control electric stay this moment and remove, flexible elastic column can drive annular slab two and remove, and be in the coplanar with the flange until annular slab two, and set up the spacing groove, can make things convenient for the oscilaltion of flexible elastic column, and be favorable to adjusting annular slab two from top to bottom, so the design can be according to the welding position self-adaptation of flange and pipeline adjusts annular slab two's position, and then be favorable to the welding to flange and pipeline of different grade type.
Preferably, the shielding mechanism comprises a connecting frame fixedly connected to the side wall of the base, a shielding frame is fixedly connected to the end part of the connecting frame far away from the base, the shielding frame is made of transparent high-temperature-resistant materials, and the shielding frame is arranged on one side of a welding part of the pipeline and the flange; during operation, set up the shadow frame in pipeline and flange welding part one side, the shadow frame is fixed in base one side through the link moreover, so place the board when rotating, the shadow frame is irrotational, the shadow frame is shelter from flange and pipeline's welding position always promptly, and the shadow frame is transparent high temperature resistant material, so not only avoided the problem that needs staff to hold the eye protection frame among the prior art, the shadow frame can also play the guard action moreover, reduce the influence that arc light or the splash that produces in the welding process led to the fact to the staff, the security of having improved the pipeline welding in-process, be favorable to the welding of pipeline and flange.
Preferably, the side wall of the shielding frame, which is close to the flange, is fixedly connected with a fixed support, the inner side of the fixed support is rotationally connected with a rotating disc, the outer wall of the rotating disc is fixedly connected with a mounting support, the end part of the mounting support, which is far away from the rotating disc, is provided with a smearing head, and the outer surface of the smearing head is adhered with acid paste.
Preferably, the outer wall of the mounting bracket is fixedly connected with a first limiting plate, the side wall of the shielding frame is fixedly connected with a second limiting plate on one side of the first limiting plate, the side wall of the second limiting plate is fixedly connected with a telescopic compression column, and the outer surface of the telescopic compression column is sleeved with a limiting spring; in the initial state, the mounting bracket is close to one side of the shielding frame; when the mounting bracket and the smearing head are arranged on one side of the flange and the pipeline, namely, the mounting bracket rotates, the mounting bracket can simultaneously drive the telescopic pressing column and the limiting spring on one extrusion side of the limiting plate, so that the telescopic pressing column and the limiting spring are in a compressed state, the smearing effect of the smearing head on the welding part can be ensured, and the generation of a compact oxide layer on the welding part is facilitated.
Preferably, the distance between the fixed frame and the pipeline is larger than the distance between the shielding frame and the pipeline, and the shielding frame is arc-shaped.
Preferably, the elastic potential energy of the telescopic spring is larger than that of the compression spring.
The beneficial effects of the invention are as follows:
1. according to the pipeline flange welding equipment, the motor drives the rotating shaft to slowly rotate, and the rotating shaft drives the placing plate, the pipeline and the flange at the upper end of the rotating shaft to rotate, so that workers can weld one circle of welding parts along the flange and the pipeline gradually, the problem that in the prior art, the workers need to manually rotate one circle of welding parts along the flange and the pipeline by holding the welding heads by hands is solved, the use is convenient, the subsequent connection of the flange and other pipelines is facilitated, in addition, the assembly and the positioning of the flange and the pipeline cannot deviate, the perpendicularity of the flange during welding is guaranteed, and the welding quality is guaranteed.
2. According to the pipeline flange welding equipment, the outer walls of the pair of pipelines are fixed through the annular plates at the two sides, the electric push rod drives the clamping frames at the upper part to move when driving the telescopic frames to move, the clamping frames at the two sides are mutually close to each other, the clamping frames are used for fixing the flange, so that the pipeline and the flange can be clamped simultaneously, the stability of the flange and the pipeline in welding is improved, the stabilizing effect of the welding parts of the pipeline and the flange is improved, the pipeline welding equipment can adapt to different types of flanges and pipelines, the application range is improved, meanwhile, the assembly positioning of the flange and the pipeline is not deviated, the perpendicularity of the flange in welding is guaranteed, and the welding quality is guaranteed.
3. According to the pipeline flange welding equipment, the shielding frame is fixed on one side of the base through the connecting frame, so that the positions of the mounting bracket and the coating head are unchanged, the acid paste at the end part of the coating head can be coated on the welded part under the continuous rotation of the placing plate, impurities and the like can be removed from the welded part and the surface through coating the acid paste, a compact oxide layer is regenerated on the surface of the welded part, the welded part is clean and attractive, the damaged oxide film on the welded part is regenerated, the corrosion resistance of the welded surface is protected again, and the problem that a worker needs to brush the welded part by holding the acid paste by hand is avoided.
4. According to the pipeline flange welding equipment, the acid paste at the end part of the coating head can be coated on the welded part under the condition that the placing plate continuously rotates, impurities and the like can be removed from the welded part and the surface through coating the acid paste, and meanwhile, a compact oxide layer is regenerated on the surface of the welded part, so that the welded part is clean and attractive, a layer of damaged oxide film is regenerated on the welded part, the corrosion resistance of the welded surface is protected again, and meanwhile, the problem that a worker needs to brush the welded part by holding the acid paste by hand is avoided.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic view of a fixed frame portion of the present invention;
FIG. 4 is an enlarged view of the structure at B of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of two parts of the annular plate in the present invention;
FIG. 6 is a schematic view of a portion of a shadow frame of the present invention;
FIG. 7 is a schematic view of a portion of the structure of a mounting bracket according to the present invention;
FIG. 8 is a schematic cross-sectional view of a mounting bracket according to the present invention;
fig. 9 is a schematic structural view of a second limiting plate and a first limiting plate in the present invention.
In the figure: 1. a base; 101. a rotating shaft; 2. placing a plate; 3. a support frame; 301. an electric push rod; 302. a clamping frame; 4. a telescopic frame; 5. an annular plate I; 6. a telescopic spring; 7. a fixed frame; 8. a telescopic elastic column; 801. a compression spring; 802. an annular plate II; 9. an electric pull rod; 10. a limit groove; 11. a connecting frame; 12. a shielding frame; 13. a fixed bracket; 14. a rotating disc; 15. a mounting bracket; 16. a painting head; 17. a first limiting plate; 18. a limiting plate II; 19. a telescopic compression column; 20. and a limit spring.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Examples: as shown in fig. 1 to 6, the welding device for the flange of the pipeline according to the embodiment of the invention comprises a base 1, wherein a rotating shaft 101 is rotationally connected to the base 1, the bottom end of the rotating shaft 101 is connected with an output end of a motor, the motor is installed in the base 1, a placing plate 2 is fixedly connected to the top end of the rotating shaft 101, the placing plate 2 is used for placing the pipeline and the flange, a placing groove is formed in the middle of the upper end surface of the placing plate 2, clamping mechanisms are arranged on two sides of the placing plate 2 and used for clamping the pipeline and the flange, a shielding mechanism is arranged on the side wall of the base 1 and used for shielding arc light and splashes generated during welding the flange and the pipeline;
during operation, place the pipeline that waits to weld earlier in the standing groove of placing board 2 up end, move the flange down slowly from its top along the outer peripheral face of pipeline again, until suitable welding position, and shelter from mechanism is located pipeline and flange welding position one side this moment, later staff holds the soldered connection and welding rod A begins to weld processing to flange and pipeline junction, drive rotation axis 101 through the motor and rotate slowly this moment, rotation axis 101 drives placing board 2 of its upper end, pipeline and flange rotation, so enable staff and weld the round along flange and pipeline welding position gradually and handle, in the solution prior art, the problem that needs the manual round of rotating of flange and pipeline welding position of staff's handheld soldered connection along flange, it is comparatively convenient to use, be favorable to follow-up through flange and other pipeline's connection, moreover the assembly location of flange and pipeline can not appear the deviation, the straightness when guaranteeing flange welding, welding quality has been guaranteed.
Referring to fig. 1 and 2, a in the drawings indicates a welding rod, that is, a welding position where a flange and a pipe start.
As shown in fig. 2 to 7, the clamping mechanism comprises two supporting frames 3 fixedly connected to the upper end face of the placement plate 2, two electric pushing rods 301 are fixedly connected to opposite faces of the two supporting frames 3, a telescopic frame 4 is fixedly connected to a telescopic end of each electric pushing rod 301, an annular plate one 5 is fixedly connected to an end portion, far away from the electric pushing rod 301, of each telescopic frame 4, the annular plate one 5 is used for clamping a pipeline, friction lines are arranged on the inner wall of the annular plate one 5, and a clamping frame 302 is arranged on the upper side of the telescopic end of each electric pushing rod 301; when the pipeline and the flange are placed above the placing plate 2, the telescopic end of the electric push rod 301 is controlled to move firstly, the telescopic end of the electric push rod 301 drives the telescopic frame 4 and the annular plate 5 to move towards one side close to the pipeline, the annular plates 5 on the two sides are close to each other, then the annular plates 5 on the two sides fix the outer wall of the pipeline, the electric push rod 301 drives the clamping frame 302 on the upper side to move when driving the telescopic frame 4 to move, the clamping frames 302 on the two sides are close to each other, the clamping frame 302 is used for fixing the flange, and due to the design, the pipeline and the flange can be clamped simultaneously, stability of the flange and the pipeline in welding is improved, and the stability effect of the welding part of the pipeline and the flange is improved.
The outer wall of the expansion bracket 4 is sleeved with an expansion spring 6, one end of the expansion spring 6 is fixedly connected with the expansion bracket 4, the other end of the expansion spring is connected with the side wall of the annular plate I5, and a rotating shaft matched with the expansion bracket 4 is arranged in the supporting frame 3; during operation, when the expansion bracket 4 drives the first annular plate 5 of annular plate and the outer peripheral surface contact of pipeline, the expansion spring 6 of expansion bracket 4 outer wall can be extruded simultaneously, and the expansion spring 6 can give the expansion bracket 4 certain removal allowance, make the clamping frame 302 can be better with flange outer wall contact, and then conveniently centre gripping when flange and pipeline, and can adapt to flange and pipeline of different grade type, application range has been improved, the assembly location of flange and pipeline can not appear the deviation simultaneously, the straightness that hangs down when having guaranteed flange welding has guaranteed welding quality.
The clamping frame 302 is fixedly connected with a fixed frame 7 close to the side wall of the flange, the fixed frame 7 is slidably connected with a telescopic elastic column 8, the end part of the telescopic elastic column 8, which is far away from the fixed frame 7, is fixedly connected with a second annular plate 802, the second annular plate 802 is used for clamping the flange, the outer surface of the telescopic elastic column 8 is sleeved with a compression spring 801, one end of the compression spring 801 is connected with the outer wall of the telescopic elastic column 8, and the other end of the compression spring 801 is connected with the side wall of the second annular plate 802;
during operation, when the electric push rod 301 drives the clamping frame 302 to move towards one side of the flange, the clamping frame 302 simultaneously drives the fixed frame 7 and the telescopic elastic column 8 to move, the telescopic elastic column 8 drives the annular plate II 802 to move towards one side close to the flange, and then the annular plates II 802 on two sides are close to each other, so that the annular plate II 802 is used for fixing the flange, and therefore the flange and the pipeline can be simultaneously fixed under the interaction of the annular plate I5 and the annular plate II 802, the stability of the flange and the pipeline during welding is ensured, and the follow-up connection of the flange and other pipelines is facilitated.
An electric pull rod 9 is fixedly connected in the fixed frame 7, the bottom of the electric pull rod 9 is connected with the side wall of the telescopic elastic column 8, a limit groove 10 is formed in the inner wall of the fixed frame 7, and the telescopic elastic column 8 is slidably connected in the limit groove 10 through a side rod; when the welding device works, if the second annular plate 802 is not aligned with the flange during welding, namely the second annular plate 802 and the flange are not on the same plane, the telescopic end of the electric pull rod 9 is controlled to drive the telescopic elastic column 8 at the bottom of the second annular plate to move, the telescopic elastic column 8 can drive the second annular plate 802 to move until the second annular plate 802 and the flange are on the same plane, and the limiting groove 10 is arranged, so that the second annular plate 802 can conveniently move up and down, and the up-down adjustment of the second annular plate 802 is facilitated, so that the welding position of the second annular plate 802 can be adaptively adjusted according to the welding position of the flange and the pipeline, and the welding of flanges and pipelines of different types is facilitated.
As shown in fig. 3 to 8, the shielding mechanism comprises a connecting frame 11 fixedly connected to the side wall of the base 1, a shielding frame 12 is fixedly connected to the end part of the connecting frame 11 far away from the base 1, the shielding frame 12 is made of transparent high-temperature-resistant materials, and the shielding frame 12 is arranged on one side of a welding part of a pipeline and a flange; during operation, set up shielding frame 12 in pipeline and flange welding part one side, shielding frame 12 is fixed in base 1 one side through link 11 moreover, so place board 2 when rotating, shielding frame 12 is non-rotating, shielding frame 12 is the welding part to flange and pipeline shelter from always promptly, and shielding frame 12 is transparent high temperature resistant material, so not only avoided the problem that needs the staff to hold the eye protection frame among the prior art, shielding frame 12 can also play the guard action moreover, reduce the arc light that produces in the welding process or splash and to the influence that the staff caused, the security of having improved the pipeline welding in-process is favorable to the welding of pipeline and flange.
A fixed bracket 13 is fixedly connected to the side wall of the shielding frame 12, which is close to the flange, a rotating disc 14 is rotatably connected to the inner side of the fixed bracket 13, a mounting bracket 15 is fixedly connected to the outer wall of the rotating disc 14, an smearing head 16 is mounted at the end part, far away from the rotating disc 14, of the mounting bracket 15, and acid paste is adhered to the outer surface of the smearing head 16; when the flange and the pipeline are fixed, and before welding is needed, a worker dials the rotating disc 14 of the fixed support 13 to enable the rotating disc 14 to drive the mounting support 15 and the smearing head 16 to move to the side of the welding part, when the flange and the pipeline are welded, and the placing plate 2 drives the flange and the pipeline to rotate, as the shielding frame 12 is fixed on one side of the base 1 through the connecting frame 11, the positions of the mounting support 15 and the smearing head 16 are unchanged, under the continuous rotation of the placing plate 2, the acid paste at the end part of the smearing head 16 can smear the welded part, impurities and the like can be removed from the welding part and the surface through the smearing of the acid paste, and a compact oxide layer is regenerated on the surface of the welding part, so that the welding part is clean and more attractive, and the damaged oxide film is regenerated to the welding part, so that the corrosion resistance of the welding surface is protected again, and the problem that the worker is needed to brush the welding part with the acid paste is held by hand is avoided;
after one welding, the worker may press the acid paste against the end of the applicator head 16 again, so that the acid paste can be used later.
The outer wall of the mounting bracket 15 is fixedly connected with a first limiting plate 17, the side wall of the shielding frame 12 is fixedly connected with a second limiting plate 18 at one side of the first limiting plate 17, the side wall of the second limiting plate 18 is fixedly connected with a telescopic pressing column 19, and the outer surface of the telescopic pressing column 19 is sleeved with a limiting spring 20; in the initial state, the mounting bracket 15 is close to the side of the shielding frame 12; when the mounting bracket 15 and the smearing head 16 are arranged on one side of the flange and the pipeline, namely, the mounting bracket 15 rotates, the mounting bracket 15 simultaneously drives the first limiting plate 17 to extrude the telescopic pressing column 19 and the limiting spring 20 on one side, so that the telescopic pressing column 19 and the limiting spring 20 are in a compressed state, the smearing effect of the smearing head 16 on a welding part can be ensured, and a compact oxide layer is formed at the welding part.
The distance from the fixed frame 7 to the pipeline is larger than the distance from the shielding frame 12 to the pipeline, and the shielding frame 12 is arc-shaped; in operation, referring to fig. 1 and 2, since the distance from the fixed frame 7 to the pipe is greater than the distance from the shielding frame 12 to the pipe, the problem that the fixed frame 7 on the upper end surface contacts with the shielding frame 12 when the placing plate 2 rotates can be avoided.
The elastic potential energy of the telescopic spring 6 is larger than that of the compression spring 801, and the telescopic frame 4 can be given enough movement allowance by the design, so that the flange and the pipeline can be positioned and clamped conveniently.
When the welding device works, a pipeline to be welded is firstly placed in a placing groove on the upper end face of the placing plate 2, then the flange is slowly moved downwards along the peripheral face of the pipeline from the top of the pipeline to a proper welding position, the shielding mechanism is positioned at one side of the welding position of the pipeline and the flange at the moment, then a worker holds the welding head and the welding rod A to start welding treatment on the joint of the flange and the pipeline, at the moment, the motor drives the rotating shaft 101 to slowly rotate, and the rotating shaft 101 drives the placing plate 2, the pipeline and the flange at the upper end of the rotating shaft to rotate, so that the worker can weld one circle of welding along the welding position of the flange and the pipeline gradually, the problem that the worker needs to manually rotate one circle along the welding position of the flange and the pipeline in the prior art is solved, the welding device is convenient to use, and the subsequent connection of the flange and other pipelines is facilitated;
when a pipeline and a flange are placed above the placing plate 2, the telescopic end of the electric push rod 301 is controlled to move, so that the telescopic end drives the telescopic frame 4 and the annular plate I5 to move towards one side close to the pipeline, the annular plates I5 on two sides are mutually close, then the annular plates I5 on two sides fix the outer wall of the pipeline, when the electric push rod 301 drives the telescopic frame 4 to move, the clamping frames 302 on the upper side are simultaneously driven to move, the clamping frames 302 on the two sides are mutually close, the clamping frames 302 fix the flange, and in such a design, the pipeline and the flange are simultaneously clamped, the stability of the flange and the pipeline in welding is improved, and the stability effect of the welding part of the pipeline and the flange is improved; when the telescopic frame 4 drives the annular plate I5 to be in contact with the outer peripheral surface of the pipeline, the telescopic springs 6 on the outer wall of the telescopic frame 4 can be extruded at the same time, and the telescopic springs 6 can give a certain movement allowance to the telescopic frame 4, so that the clamping frame 302 can be better contacted with the outer wall of the flange, the flange and the pipeline can be clamped at the same time conveniently, the telescopic frame can adapt to different types of flanges and pipelines, and the application range is increased;
when the electric push rod 301 drives the clamping frame 302 to move towards one side of the flange, the clamping frame 302 simultaneously drives the fixed frame 7 and the telescopic elastic column 8 to move, the telescopic elastic column 8 drives the annular plate II 802 to move towards one side close to the flange, and then the annular plates II 802 at two sides are mutually close to each other, so that the annular plate II 802 is used for fixing the flange, and the flange and the pipeline can be simultaneously fixed under the interaction of the annular plate I5 and the annular plate II 802, the stability of the flange and the pipeline during welding is ensured, and the subsequent connection of the flange and other pipelines is facilitated; if the second annular plate 802 is not aligned with the flange during welding, namely the second annular plate 802 and the flange are not positioned on the same plane, at the moment, the telescopic end of the electric pull rod 9 is controlled to drive the telescopic elastic column 8 at the bottom of the second annular plate to move, the telescopic elastic column 8 drives the second annular plate 802 to move until the second annular plate 802 and the flange are positioned on the same plane, and the limiting groove 10 is arranged, so that the second annular plate 802 can conveniently move up and down, and the up and down adjustment of the second annular plate 802 is facilitated, so that the design can adaptively adjust the position of the second annular plate 802 according to the welding position of the flange and the pipeline, and further the welding of different types of flanges and pipelines is facilitated;
the shielding frame 12 is arranged on one side of the welding position of the pipeline and the flange, and the shielding frame 12 is fixed on one side of the base 1 through the connecting frame 11, so that the shielding frame 12 does not rotate when the placing plate 2 rotates, namely the shielding frame 12 always shields the welding position of the flange and the pipeline, and the shielding frame 12 is made of transparent high-temperature resistant materials, so that the problem that a worker needs to hold the eye protection frame in the prior art is avoided, the shielding frame 12 can also play a role in protection, the influence of arc light or splashes generated in the welding process on the worker is reduced, the safety in the pipeline welding process is improved, and the welding of the pipeline and the flange is facilitated;
when the flange and the pipeline are fixed and before welding is needed, a worker dials the rotating disc 14 of the fixed support 13 to enable the rotating disc 14 to drive the mounting support 15 and the smearing head 16 to move to the side of the welding position, when the flange and the pipeline are welded and the placing plate 2 drives the flange and the pipeline to rotate, as the shielding frame 12 is fixed on one side of the base 1 through the connecting frame 11, the positions of the mounting support 15 and the smearing head 16 are unchanged, under the condition that the placing plate 2 continues to rotate, the acid paste at the end part of the smearing head 16 can smear the welded position, impurities and the like can be removed from the welding position and the surface through the smearing of the acid paste, and a compact oxide layer is regenerated on the surface of the welding position, so that the welding position is clean and more attractive, and the damaged oxide film is regenerated on the welding position to protect the corrosion resistance of the welding surface again, and meanwhile, the problem that the worker needs to brush the welding position with the acid paste is avoided; the mounting bracket 15 is close to one side of the shielding frame 12; when the mounting bracket 15 and the smearing head 16 are arranged on one side of the flange and the pipeline, namely, the mounting bracket 15 rotates, the mounting bracket 15 simultaneously drives the first limiting plate 17 to extrude the telescopic pressing column 19 and the limiting spring 20 on one side, so that the telescopic pressing column 19 and the limiting spring 20 are in a compressed state, the smearing effect of the smearing head 16 on a welding part can be ensured, and a compact oxide layer is formed at the welding part.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A pipeline flange welding equipment which characterized in that: the device comprises a base (1), a rotating shaft (101) is rotationally connected to the base (1), the bottom end of the rotating shaft (101) is connected with an output end of a motor, the motor is installed in the base (1), a placing plate (2) is fixedly connected to the top end of the rotating shaft (101), the placing plate (2) is used for placing a pipeline and a flange, a placing groove is formed in the middle of the upper end face of the placing plate (2), clamping mechanisms are arranged on two sides of the placing plate (2) and used for clamping the pipeline and the flange, and shielding mechanisms are arranged on the side walls of the base (1) and used for shielding arc lights and splashes generated during welding of the flange and the pipeline;
the clamping mechanism comprises two supporting frames (3) fixedly connected to the upper end face of the placing plate (2), two electric pushing rods (301) are fixedly connected to opposite faces of the two supporting frames (3), telescopic ends of the electric pushing rods (301) are fixedly connected with telescopic frames (4), annular plates I (5) are fixedly connected to the end portions, far away from the electric pushing rods (301), of the telescopic frames (4), the annular plates I (5) are used for clamping pipelines, friction lines are arranged on the inner walls of the annular plates I (5), and clamping frames (302) are arranged on the upper sides of the telescopic ends of the electric pushing rods (301);
the outer wall of the expansion bracket (4) is sleeved with an expansion spring (6), one end of the expansion spring (6) is fixedly connected with the expansion bracket (4), the other end of the expansion spring is connected with the side wall of the annular plate I (5), and a rotating shaft matched with the expansion bracket (4) is arranged in the supporting frame (3);
the clamping frame (302) is fixedly connected with a fixed frame (7) close to the side wall of the flange, a telescopic elastic column (8) is connected in a sliding manner in the fixed frame (7), an annular plate II (802) is fixedly connected to the end part, far away from the fixed frame (7), of the telescopic elastic column (8), the annular plate II (802) is used for clamping the flange, a compression spring (801) is sleeved on the outer surface of the telescopic elastic column (8), one end of the compression spring (801) is connected with the outer wall of the telescopic elastic column (8), and the other end of the compression spring is connected with the side wall of the annular plate II (802);
an electric pull rod (9) is fixedly connected in the fixed frame (7), the bottom of the electric pull rod (9) is connected with the side wall of the telescopic elastic column (8), a limit groove (10) is formed in the inner wall of the fixed frame (7), and the telescopic elastic column (8) is slidably connected in the limit groove (10) through a side rod;
the shielding mechanism comprises a connecting frame (11) fixedly connected to the side wall of the base (1), a shielding frame (12) is fixedly connected to the end part, far away from the base (1), of the connecting frame (11), the shielding frame (12) is made of transparent high-temperature-resistant materials, and the shielding frame (12) is arranged on one side of a welding part of a pipeline and a flange; the shielding frame is characterized in that a fixed support (13) is fixedly connected to the side wall of the shielding frame (12) close to the flange, a rotating disc (14) is rotatably connected to the inner side of the fixed support (13), a mounting support (15) is fixedly connected to the outer wall of the rotating disc (14), an smearing head (16) is mounted at the end part, far away from the rotating disc (14), of the mounting support (15), and acid cream is adhered to the outer surface of the smearing head (16).
2. A pipe flange welding apparatus according to claim 1, wherein: the outer wall rigid coupling of installing support (15) has limiting plate one (17), the lateral wall of shielding frame (12) just is located limiting plate one side rigid coupling and has limiting plate two (18), the lateral wall rigid coupling of limiting plate two (18) has flexible compression leg (19), the surface of flexible compression leg (19) has cup jointed spacing spring (20).
3. A pipe flange welding apparatus according to claim 2, wherein: the distance from the fixed frame (7) to the pipeline is larger than the distance from the shielding frame (12) to the pipeline, and the shielding frame (12) is arc-shaped.
4. A pipe flange welding apparatus according to claim 1, wherein: the elastic potential energy of the telescopic spring (6) is greater than that of the compression spring (801), and friction lines are arranged on the inner walls of the first annular plate (5) and the second annular plate (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311467884.7A CN117182250B (en) | 2023-11-07 | 2023-11-07 | Pipeline flange welding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311467884.7A CN117182250B (en) | 2023-11-07 | 2023-11-07 | Pipeline flange welding equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN117182250A CN117182250A (en) | 2023-12-08 |
| CN117182250B true CN117182250B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311467884.7A Active CN117182250B (en) | 2023-11-07 | 2023-11-07 | Pipeline flange welding equipment |
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| Country | Link |
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| CN (1) | CN117182250B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0237976A (en) * | 1988-07-26 | 1990-02-07 | Nitta Mua Co:Kk | Cap for sputter resistance of welding device |
| CN107511608A (en) * | 2017-08-04 | 2017-12-26 | 安徽盛美金属科技有限公司 | A kind of welder of Full-automatic welding machine |
| CN219649117U (en) * | 2023-05-15 | 2023-09-08 | 深圳中鼎工业科技有限公司 | Flange welding equipment for pipeline connection |
| CN116727996A (en) * | 2023-07-12 | 2023-09-12 | 昆明哎进击阶科技有限公司 | Car pipeline flange welding equipment |
| CN117260098A (en) * | 2023-11-22 | 2023-12-22 | 佛山市伟洁普新能源科技有限公司 | Welding equipment for photovoltaic bracket assembly |
-
2023
- 2023-11-07 CN CN202311467884.7A patent/CN117182250B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0237976A (en) * | 1988-07-26 | 1990-02-07 | Nitta Mua Co:Kk | Cap for sputter resistance of welding device |
| CN107511608A (en) * | 2017-08-04 | 2017-12-26 | 安徽盛美金属科技有限公司 | A kind of welder of Full-automatic welding machine |
| CN219649117U (en) * | 2023-05-15 | 2023-09-08 | 深圳中鼎工业科技有限公司 | Flange welding equipment for pipeline connection |
| CN116727996A (en) * | 2023-07-12 | 2023-09-12 | 昆明哎进击阶科技有限公司 | Car pipeline flange welding equipment |
| CN117260098A (en) * | 2023-11-22 | 2023-12-22 | 佛山市伟洁普新能源科技有限公司 | Welding equipment for photovoltaic bracket assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117182250A (en) | 2023-12-08 |
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