CN117001228B - Structural member welding equipment with quick positioning function - Google Patents
Structural member welding equipment with quick positioning function Download PDFInfo
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- CN117001228B CN117001228B CN202311243815.8A CN202311243815A CN117001228B CN 117001228 B CN117001228 B CN 117001228B CN 202311243815 A CN202311243815 A CN 202311243815A CN 117001228 B CN117001228 B CN 117001228B
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- 238000003466 welding Methods 0.000 title claims abstract description 147
- 230000007246 mechanism Effects 0.000 claims abstract description 160
- 210000001503 joint Anatomy 0.000 claims abstract description 13
- 230000001360 synchronised effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 44
- 239000002893 slag Substances 0.000 claims description 23
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 238000007790 scraping Methods 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011825 aerospace material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation 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
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/027—Carriages for supporting the welding or cutting element for making circular cuts or welds
-
- 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
-
- 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
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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
Abstract
The invention discloses structural member welding equipment with a rapid positioning function, and relates to the technical field of welding. The welding head is aligned with an annular butt joint between the hemispherical structural member and the tubular structural member, the welding angle of the welding head can be adjusted, the magnetic locking mechanism is rotatably arranged at the top of the girth welding mechanism and is rotationally controlled by the girth welding mechanism, the first positioning structure is arranged in the tubular structural member and is used for realizing the supporting and positioning of the tubular structural member, the second positioning structure is attached in the hemispherical structural member and is used for realizing the supporting and positioning of the hemispherical structural member, and the second positioning structure is fixedly connected with the girth welding mechanism. After the positioning of the tubular structural member and the hemispherical structural member is realized at the same time, the welding head is adjusted to be aligned to the annular welding seam, and the synchronous slow rotation of the tubular structural member and the hemispherical structural member is controlled by the magnetic locking mechanism, so that the automatic welding operation of the whole butt joint annular seam is completed.
Description
Technical Field
The invention belongs to the technical field of welding, and particularly relates to structural member welding equipment with a rapid positioning function.
Background
The thin-wall aluminum alloy component is widely applied in the aerospace field, the clamp for welding the thin-wall aluminum alloy component is generally special, namely, each type of thin-wall aluminum alloy component needs to be provided with a separate special clamp, and a tubular structural component and a spherical structural component are generally required to be welded together in the aerospace material production process.
In the welding process of two structural members, the installation position of the positioning element is often manually adjusted so that the positioning element contacts with the inner surface of the spherical thin-wall structural member or the tubular structural member to realize positioning, and the positioning mode not only causes lower positioning welding efficiency between the two structural members, but also easily causes relative movement between the tubular structural member and the spherical structural member in the welding process, thereby reducing the welding quality and the welding efficiency between the tubular structural member and the spherical structural member. Therefore, we provide a structural member welding device with a rapid positioning function, so as to solve the technical problems.
Disclosure of Invention
The invention aims to provide structural member welding equipment with a rapid positioning function, and solves the problems in the background technology through the specific structural design of a girth welding mechanism, a magnetic locking mechanism, a first positioning structure and a second positioning structure.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to structural member welding equipment with a rapid positioning function, which comprises a girth welding mechanism, wherein the girth welding mechanism comprises a girth welding system with a welding head, the welding head is aligned with an annular butt joint between a hemispherical structural member and a tubular structural member, and the welding angle of the welding head can be adjusted; the magnetic locking mechanism is rotationally arranged at the top of the girth welding mechanism and is rotationally controlled by the girth welding mechanism; the first positioning structure is coaxially arranged inside the tubular structural piece and is used for realizing radial supporting and positioning of the tubular structural piece; and the second positioning structure is attached to the inside of the hemispherical structural part and is used for realizing horizontal supporting and positioning of the hemispherical structural part, and the second positioning structure is fixedly connected with the girth welding mechanism.
The first positioning structure comprises a linkage disc, and a plurality of linkage notches are formed in the peripheral side face of the linkage disc; a magnetic supply mechanism including a first magnet axially movable; and the first positioning mechanisms are arranged in one-to-one correspondence with the first magnets, and comprise second magnets, so that the first positioning mechanisms are tightly attached to the inner wall of the tubular structural piece under the magnetic repulsive force of the first magnets to the second magnets when the first magnets move up to the second magnets.
The second positioning structure comprises a supporting mechanism which is fixedly connected with the magnetic locking mechanism; the second positioning mechanism is circumferentially arranged on the periphery of the supporting mechanism; the transmission mechanisms are annularly arranged on the inner sides of the supporting mechanisms, the transmission mechanisms and the second positioning mechanisms are arranged in one-to-one correspondence, the transmission mechanisms and the supporting mechanisms are in axial sliding fit, and the transmission mechanisms are meshed with the second positioning mechanisms; and the power mechanism is coaxially arranged with the supporting mechanism and is rotationally connected with the supporting mechanism, the power mechanism comprises an inner ring body, third magnets which are in one-to-one correspondence with the transmission mechanisms are arranged at the bottom of the inner ring body, and the third magnets are magnetically attracted with the corresponding transmission mechanisms.
When the third magnet rotates to the position right above the transmission mechanism, under the magnetic attraction of the third magnet to the transmission mechanism, the transmission mechanism moves upwards until being clamped into the corresponding linkage notch, at the moment, the second positioning mechanism is tightly attached to the inner wall of the hemispherical structural member, and the first positioning structure and the second positioning structure are combined into an integrated structure to realize synchronous rotation of the hemispherical structural member and the tubular structural member.
The invention is further arranged that the girth welding mechanism comprises a girth welding table, a hydraulic system is arranged at the top of the girth welding table, a movable welding frame is connected to the end part of a hydraulic rod of the hydraulic system, and the movable welding frame is in sliding fit with a guide rail at the top of the girth welding table; the girth welding system is fixedly arranged at the position, close to the top, of the outer surface of the movable welding frame, an arc scraping piece is fixedly arranged on the inner surface of the movable welding frame and used for scraping welding slag adhered to the surface of the hemispherical structural part, and a speed reducing motor is fixedly arranged at the bottom of the girth welding table.
The invention is further arranged that the magnetic locking mechanism comprises a rotating base, and the rotating base is rotatably arranged at the top of the girth welding table and is connected with an output shaft of a speed reducing motor; the welding slag collecting device is characterized in that a central magnetic ring and a pressure sensor are respectively arranged at the top of the rotating base, the pressure sensor is arranged on the inner side of the central magnetic ring, a welding slag collecting ring coaxial with the rotating base is arranged above the rotating base, and the welding slag collecting ring is connected with the rotating base through an L-shaped plate.
The invention is further arranged that the first positioning structure further comprises a support sleeve, the support sleeve is arranged on the lifting shaft in a sliding manner, and the support sleeve can be driven to move up and down through the lifting shaft; the linkage disc is fixedly arranged on the support sleeve in a coaxial manner, a trigger rod is fixedly arranged at the lower end part of the support sleeve, a locking magnetic disc is fixedly arranged at the position, close to the bottom, of the peripheral side face of the trigger rod, and the locking magnetic disc and the central magnetic ring are attracted by magnetism.
The invention is further arranged that the magnetic supply mechanism further comprises a mounting table and a limiting seat which are fixedly arranged on the peripheral side surface of the support sleeve, wherein a counterweight ring and a movable magnetic ring are arranged on the peripheral side surface of the support sleeve in a sliding manner, and the counterweight ring is arranged between the limiting seat and the mounting table; the magnetic generating disc positioned above the movable magnetic ring is fixedly arranged on the peripheral side surface of the support sleeve, and an electromagnet which is magnetically attracted with the movable magnetic ring is arranged at the bottom of the magnetic generating disc; the side surface of the periphery of the mounting table is rotatably provided with a plurality of rope guiding rollers, the rope guiding rollers are arranged between two adjacent first positioning mechanisms, and a traction rope penetrating through the rope guiding rollers is connected between the movable magnetic ring and the counterweight ring; the mounting table week side be provided with first positioning mechanism one-to-one spacing passageway, the counter weight ring week side fixedly is provided with corresponding spacing passageway sliding fit's support frame, first magnet is fixed to be set up at corresponding support frame top.
The invention is further arranged that the first positioning mechanism further comprises a U-shaped seat fixed on the peripheral side surface of the mounting table, a magnetic moving plate is arranged in the U-shaped seat in a sliding manner, and the second magnet is arranged on the surface of the magnetic moving plate; the magnetic moving plate surface is fixed with the radial axle with U-shaped seat sliding fit, the inside elasticity piece that resets that is connected with the magnetic moving plate that is provided with of U-shaped seat, radial axle one end is fixed with the axial mounting panel, axial mounting panel one side symmetry be provided with two rather than sliding connection's arc locating plate, two be provided with the twin-screw of being connected with the axial mounting panel rotation between the arc locating plate, the internal thread pipe screw-thread fit on twin-screw and the arc locating plate.
The invention further provides that the supporting mechanism comprises a spherical table for supporting the hemispherical structural member, an arc-shaped fixing frame fixedly connected with the rotary base is fixed at the bottom of the spherical table, and an extension plate is fixedly arranged on the inner surface of the arc-shaped fixing frame.
The invention further provides that the transmission mechanism comprises a transmission toothed plate, the upper end part of the transmission toothed plate is fixedly provided with a connecting plate, the top of the connecting plate is fixedly provided with a linkage plate which is in sliding fit with the extension plate, the linkage plate is in sliding fit with a sliding hole on the surface of the spherical table, and the surface of the linkage plate is fixedly provided with a fourth magnet.
The invention is further arranged that the second positioning mechanism comprises a spherical positioning piece, a threaded channel is arranged in the spherical positioning piece, and a limiting lug plate is fixedly arranged at the top of the spherical positioning piece; the fixed guide rod is arranged on the outer surface of the arc-shaped fixing frame, the guide rod is in sliding fit with the corresponding limiting lug plate, a threaded rod connected with the arc-shaped fixing frame in a rotating mode is arranged below the guide rod, the threaded rod is in threaded fit with a threaded channel on the spherical locating piece, and a locating gear meshed with the transmission toothed plate is fixedly arranged at one end of the threaded rod.
The power mechanism further comprises an outer ring body coaxially arranged below the inner ring body, wherein the inner ring body is rotationally connected with the inner surface of the arc-shaped fixing frame, and the outer ring body is rotationally connected with the outer surface of the arc-shaped fixing frame; the power motor is installed at the top of the rotating base through the motor base, a plurality of belt gears meshed with the outer ring body are arranged above the outer ring body, and an output shaft of the power motor is fixedly connected with the corresponding belt gears.
A plurality of linkage gears meshed with the inner ring body are arranged above the inner ring body, the linkage gears are connected with upper belt pulleys through first rotating shafts, and the first rotating shafts are in rotary connection with corresponding arc-shaped fixing frames; a group of guide wheels are arranged between the belt gear and the upper belt pulley, the guide wheels are rotationally connected with the arc-shaped fixing frame through a second rotating shaft, and the belt gear, the guide wheels and the upper belt pulley are connected through a transmission belt.
The invention has the following beneficial effects:
according to the invention, the first positioning structure and the second positioning structure are arranged, so that the supporting and positioning of the tubular structural part can be realized by the first positioning structure, the supporting and positioning of the hemispherical structural part can be realized by the second positioning structure, then the synchronous rotation is kept after the linkage of the first positioning structure and the second positioning structure is controlled, the synchronous rotation of the tubular structural part and the hemispherical structural part after the butt joint is completed can be driven, the relative movement between the tubular structural part and the hemispherical structural part can not occur in the whole welding process, and the welding quality of the butt joint annular seam is greatly improved.
According to the invention, after the support and positioning of the tubular structural member and the hemispherical structural member are realized at the same time, the welding head is adjusted to be aligned to the annular welding seam, and the synchronous slow rotation of the tubular structural member and the hemispherical structural member is controlled by the magnetic locking mechanism, so that the automatic welding operation of the whole butt joint annular seam is finished, and the welding efficiency of the butt joint annular seam is greatly improved.
In the welding process of controlling the hemispherical structural member to slowly rotate, the arc scraping piece is always attached to the outer surface of the hemispherical structural member, so that welding slag adhered to the outer surface of the hemispherical structural member can be scraped off and falls into the welding slag collecting ring under the relative motion between the hemispherical structural member and the arc scraping piece, the welding slag is effectively prevented from being adhered to the hemispherical structural member in the welding process, meanwhile, the effective collection of the welding slag in the welding process can be realized, and the subsequent increase of working tasks caused by cleaning of ground welding slag is avoided.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a welding state diagram of a structural member welding apparatus with a quick positioning function.
FIG. 2 is a schematic structural view of a seam welding mechanism according to the present invention.
FIG. 3 is a schematic diagram of a magnetic locking mechanism according to the present invention.
Fig. 4 is a schematic view of a portion of the structure of fig. 1.
Fig. 5 is a schematic view of the internal structure of fig. 4.
Fig. 6 is a schematic structural diagram of a first positioning structure in the present invention.
Fig. 7 is an enlarged view of a partial structure at a in fig. 6.
Fig. 8 is a top view of the structure of fig. 6.
Fig. 9 is a schematic structural view of a first positioning mechanism in the present invention.
Fig. 10 is a schematic view of the structure of fig. 9 at another angle.
Fig. 11 is a schematic structural view of a second positioning structure in the present invention.
Fig. 12 is a front view of the structure of fig. 11.
Fig. 13 is a schematic view of a portion of the structure of fig. 11.
Fig. 14 is a front view of the structure of fig. 13.
Fig. 15 is a schematic view of a power mechanism according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1-girth welding mechanism, 101-welding head, 102-girth welding table, 103-hydraulic rod, 104-movable welding frame, 105-guide rail, 106-arc scraping piece, 107-gear motor, 2-hemispherical structural piece, 3-tubular structural piece, 4-magnetic locking mechanism, 401-rotating base, 402-central magnetic ring, 403-welding slag collecting ring, 404-L-shaped plate, 5-first positioning structure, 51-linkage disc, 52-linkage notch, 53-magnetic supply mechanism, 530-first magnet, 531-mounting table, 532-counterweight ring, 533-movable magnetic ring, 534-magnetic generating disc, 535-guide rope roller, 536-haulage rope, 537-limiting channel, 538-supporting frame, 54-first positioning mechanism 540-second magnet, 541-U-shaped seat, 542-magnetic moving plate, 543-radial shaft, 544-elastic restoring piece, 545-axial mounting plate, 546-arc positioning plate, 547-twin screw, 548-internally threaded tube, 55-support sleeve, 56-trigger lever, 57-locking disk, 6-second positioning structure, 61-support mechanism, 610-spherical table, 611-arc fixing frame, 612-extension plate, 62-second positioning mechanism, 620-spherical positioning piece, 621-guide lever, 622-threaded rod, 623-positioning gear, 63-transmission mechanism, 630-transmission toothed plate, 631-connection plate, 632-linkage plate, 633-fourth magnet, 64-power mechanism, 640-inner ring body, 641-outer ring body, 642-power motor, 643-belt gear, 644-linkage gear, 645-upper belt pulley, 646-guide wheel, 647-driving belt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Detailed description of the preferred embodiments
Referring to fig. 1-15, the present invention is a structural member welding apparatus with a rapid positioning function, which includes a girth welding mechanism 1, a magnetic locking mechanism 4, a first positioning structure 5 and a second positioning structure 6; the girth welding mechanism 1 comprises a girth welding system (laser welding or other welding modes can be adopted) with a welding head 101, wherein the welding head 101 is aligned with a ring-shaped butt joint between the hemispherical structural member 2 and the tubular structural member 3, and the welding angle of the welding head 101 can be adjusted (after the hemispherical structural member 2 and the tubular structural member 3 are completely butted, the ring-shaped butt joint is welded by controlling the synchronous slow rotation of the hemispherical structural member 2 and the tubular structural member 3); the magnetic locking mechanism 4 is rotatably arranged at the top of the girth welding mechanism 1 and is rotationally controlled by the girth welding mechanism 1;
the first positioning structure 5 is coaxially arranged inside the tubular structural member 3 and is used for realizing radial supporting and positioning of the tubular structural member 3, and at the moment, the tubular structural member 3 can be synchronously rotated by the rotation of the first positioning structure 5; the second positioning structure 6 is attached to the inside of the hemispherical structural member 2 and is used for realizing horizontal supporting and positioning of the hemispherical structural member 2, and the hemispherical structural member 2 can be synchronously rotated by the rotation of the second positioning structure 6, and the second positioning structure 6 is fixedly connected with the girth welding mechanism 1;
wherein the first positioning structure 5 comprises a linkage disc 51, a magnetic supply mechanism 53 and a first positioning mechanism 54; a plurality of linkage notches 52 are arranged on the peripheral side surface of the linkage disc 51; the magnetic supply mechanism 53 includes a first magnet 530 that is axially movable; the first positioning mechanisms 54 are arranged in one-to-one correspondence with the first magnets 530, the first positioning mechanisms 54 comprise second magnets 540, and when the first magnets 530 move up to the positions of the second magnets 540, the first positioning mechanisms 54 are tightly attached to the inner wall of the tubular structural piece 3 under the magnetic repulsive force of the first magnets 530 to the second magnets 540;
the second positioning structure 6 comprises a supporting mechanism 61, a second positioning mechanism 62, a transmission mechanism 63 and a power mechanism 64; the supporting mechanism 61 is fixedly connected with the magnetic locking mechanism 4; the second positioning mechanism 62 is installed circumferentially on the circumferential side of the supporting mechanism 61; the transmission mechanisms 63 are annularly arranged on the inner side of the supporting mechanism 61, the transmission mechanisms 63 and the second positioning mechanisms 62 are arranged in one-to-one correspondence, the transmission mechanisms 63 are axially matched with the supporting mechanism 61 in a sliding manner, and the transmission mechanisms 63 are meshed with the second positioning mechanisms 62;
the power mechanism 64 and the supporting mechanism 61 are coaxially arranged and are rotationally connected, the power mechanism 64 comprises an inner ring body 640, third magnets which are in one-to-one correspondence with the transmission mechanisms 63 are arranged at the bottom of the inner ring body 640, and the third magnets are magnetically attracted with the corresponding transmission mechanisms 63;
when the third magnet rotates to the position right above the transmission mechanism 63, under the magnetic attraction of the third magnet to the transmission mechanism 63, the transmission mechanism 63 moves up until being clamped into the corresponding linkage notch 52, at this time, the second positioning mechanism 62 is tightly attached to the inner wall of the hemispherical structural member 2, and the first positioning structure 5 and the second positioning structure 6 are combined into an integral structure to realize synchronous rotation of the hemispherical structural member 2 and the tubular structural member 3.
In the embodiment of the invention, the girth welding mechanism 1 comprises a girth welding table 102, a hydraulic system is arranged at the top of the girth welding table 102, a movable welding frame 104 is connected at the end part of a hydraulic rod 103 of the hydraulic system, the movable welding frame 104 is in sliding fit with a guide rail 105 at the top of the girth welding table 102, and the horizontal distance between the movable welding frame 104 and the magnetic locking mechanism 4 can be controlled through the hydraulic system (namely, the distance between the movable welding frame 104 and the girth welding system and the hemispherical structural member 2 on the movable welding frame can be adjusted);
the girth welding system is fixedly installed at a position, close to the top, of the outer surface of the movable welding frame 104, the arc scraping piece 106 is fixedly arranged on the inner surface of the movable welding frame 104, the arc scraping piece 106 is used for scraping welding slag adhered to the surface of the hemispherical structural member 2, the phenomenon that the welding slag on the surface of the hemispherical structural member 2 is cooled and tightly adhered to the hemispherical structural member 2 to cause inconvenient cleaning can be effectively avoided, further the increase of working strength caused by subsequent cleaning of the welding slag is avoided, and a gear motor 107 is fixedly installed at the bottom of the girth welding table 102.
In this embodiment of the present invention, the magnetic locking mechanism 4 includes a rotating base 401, the rotating base 401 is rotatably disposed at the top of the girth welding table 102 and is connected with the output shaft of the speed reducing motor 107, the slow rotation of the whole magnetic locking mechanism 4 can be controlled by the speed reducing motor 107, the rotation speed can be regulated and controlled according to the welding requirement, the rotation of the first positioning structure 5 is directly realized by the rotating base 401, and the rotation of the second positioning structure 6 is rotated together with the first positioning structure 5;
the top of the rotating base 401 is respectively provided with a central magnetic ring 402 and a pressure sensor, the pressure sensor is arranged on the inner side of the central magnetic ring 402, a welding slag collecting ring 403 coaxial with the rotating base 401 is arranged above the rotating base 401, the welding slag collecting ring 403 is connected with the rotating base 401 through an L-shaped plate 404, and after welding slag adhered to the surface of the hemispherical structural member 2 is scraped off through the arc scraping piece 106, the welding slag falls into the welding slag collecting ring 403 to be collected, so that the increase of workload caused by the fact that the welding slag directly falls onto the ground is effectively avoided.
In this embodiment of the present invention, the first positioning structure 5 further includes a support sleeve 55, where the support sleeve 55 is slidably disposed on a lifting shaft (the lifting shaft belongs to a lifting shaft on a lifting device commonly used in the existing centralized system), and the support sleeve 55 can be driven to move up and down by the lifting shaft;
the linkage disc 51 is fixedly arranged on the support sleeve 55 in the same axis, the lower end part of the support sleeve 55 is fixedly provided with a trigger rod 56, a locking magnetic disc 57 is fixed at a position, close to the bottom, of the peripheral side surface of the trigger rod 56, the locking magnetic disc 57 and the central magnetic ring 402 are magnetically attracted, after the tubular structural piece 3 is accurately attached to the butt joint position of the hemispherical structural piece 2 through the first positioning structure 5, the tubular structural piece 3 is tightly attached to the hemispherical structural piece 2 under the magnetic attraction of the central magnetic ring 402, at the moment, the lower end part of the trigger rod 56 is abutted against a pressure sensor, and the pressure sensor transmits a pressure signal to the controller and the controller controls the power mechanism 64 to start.
In this embodiment of the present invention, the magnetic supply mechanism 53 further includes a mounting stand 531 and a limiting seat fixedly disposed on the circumferential side surface of the support sleeve 55, the circumferential side surface of the support sleeve 55 is slidably provided with a counterweight ring 532 and a moving magnetic ring 533, and the counterweight ring 532 is disposed between the limiting seat and the mounting stand 531;
a magnetic generating disc 534 positioned above the movable magnetic ring 533 is fixedly arranged on the side surface of the circumference of the supporting sleeve 55, and an electromagnet magnetically attracted with the movable magnetic ring 533 is arranged at the bottom of the magnetic generating disc 534; a plurality of rope guiding rollers 535 are rotatably arranged on the peripheral side surface of the mounting table 531, the rope guiding rollers 535 are arranged between two adjacent first positioning mechanisms 54, and a traction rope 536 penetrating through the rope guiding rollers 535 is connected between the movable magnetic ring 533 and the counterweight ring 532; after the electromagnet is controlled by the controller to be electrified and magnetized, the movable magnetic ring 533 is enabled to move upwards under the magnetic attraction of the electromagnet to the movable magnetic ring 533, and the counterweight ring 532 is enabled to move upwards together with the first magnet 530 under the traction force of the traction rope 536 until the first magnet 530 moves to the position corresponding to the second magnet 540;
the peripheral side surface of the mounting table 531 is provided with limit channels 537 which are in one-to-one correspondence with the first positioning mechanisms 54, the peripheral side surface of the counterweight ring 532 is fixedly provided with a support frame 538 which is in sliding fit with the corresponding limit channels 537, and the first magnet 530 is fixedly arranged at the top of the corresponding support frame 538; in the process of moving up the counterweight ring 532, the support frame 538 moves up along the limit channel 537 to correspond to the first magnet 530 and the second magnet 540, and after the electromagnet is powered off and demagnetized, the counterweight ring 532 moves down to be attached to the limit seat again under the dead weight, and the moving magnetic ring 533 also moves down synchronously and resets until the counterweight ring is attached to the corresponding limit disc, and in this process, the traction rope 536 is always in a tight state.
In this embodiment of the present invention, the first positioning mechanism 54 further includes a U-shaped seat 541 fixed on a peripheral side surface of the mounting table 531, a magnetic moving plate 542 is slidably disposed inside the U-shaped seat 541, and the second magnet 540 is disposed on a surface of the magnetic moving plate 542;
the surface of the magnetic moving plate 542 is fixed with a radial shaft 543 which is in sliding fit with the U-shaped seat 541, an elastic resetting piece 544 which is connected with the magnetic moving plate 542 is arranged in the U-shaped seat 541, one end of the radial shaft 543 is fixed with an axial mounting plate 545, one side of the axial mounting plate 545 is symmetrically provided with two arc positioning plates 546 which are in sliding connection with the axial mounting plate 545, a double screw 547 which is in rotating connection with the axial mounting plate 545 is arranged between the two arc positioning plates 546, and the double screw 547 is in threaded fit with an inner threaded tube 548 on the arc positioning plates 546; by rotating the double screw 547, the distance between the upper arc-shaped locating plate 546 and the lower arc-shaped locating plate 546 can be adjusted under the threaded cooperation of the double screw 547 and the upper inner threaded pipe 548 and the lower inner threaded pipe 548, and the supporting and locating of the tubular structural members 3 with different lengths can be satisfied; when the first magnet 530 moves up to the second magnet 540, the magnetic moving plate 542 is driven to move and compress the elastic restoring member 544 under the action of the magnetic repulsive force of the first magnet 530 to the second magnet 540, and at this time, the arc-shaped positioning plate 546 is tightly attached to the inner wall of the tubular structural member 3, so that the tubular structural member 3 can rotate along with the rotation of the first positioning mechanism 54.
Second embodiment
On the basis of the first embodiment, the supporting mechanism 61 comprises a spherical table 610 for supporting the hemispherical structural member 2, an arc-shaped fixing frame 611 fixedly connected with the rotating base 401 is fixed at the bottom of the spherical table 610, and an extension plate 612 is fixedly arranged on the inner surface of the arc-shaped fixing frame 611; the transmission mechanism 63 comprises a transmission toothed plate 630, a connecting plate 631 is fixedly arranged at the upper end part of the transmission toothed plate 630, a linkage plate 632 which is in sliding fit with the extension plate 612 is fixedly arranged at the top of the connecting plate 631, the linkage plate 632 is in sliding fit with a sliding hole on the surface of the spherical table 610, and a fourth magnet 633 is fixedly arranged on the surface of the linkage plate 632;
after the supporting and positioning of the inner side of the tubular structural member 3 are achieved through the first positioning structure 5, the first positioning structure 5 is conveyed downwards to the hemispherical structural member 2 through a lifting shaft on the lifting device, at the moment, the tubular structural member 3 is attached to the hemispherical structural member 2 coaxially, accurate butt joint between the tubular structural member 3 and the hemispherical structural member 2 is achieved, then the third magnet is rotated to be right above the fourth magnet 633 through rotation of the inner ring 640, the linkage plate 632 is driven to move upwards under the action of magnetic attraction of the third magnet to the fourth magnet 633, when the spherical positioning member 620 is tightly attached to the inner wall of the hemispherical structural member 2, the linkage plate 632 moves upwards and is inserted into the linkage notch 52 on the linkage disc 51, the first positioning structure 5 and the second positioning structure 6 form an integrated positioning structure, and therefore the tubular structural member 3 and the hemispherical structural member 2 can be driven to rotate synchronously after accurate butt joint when the magnetic locking mechanism 4 rotates, relative movement between the tubular structural member 3 and the hemispherical structural member 2 can not be caused in the welding process, and the welding quality of an annular seam is improved.
In this embodiment of the present invention, the second positioning mechanism 62 includes a spherical positioning member 620, a threaded channel is provided in the spherical positioning member 620, and a limiting ear plate is fixedly provided on top of the spherical positioning member 620; the outer surface of the arc-shaped fixing frame 611 is fixedly provided with a guide rod 621, the guide rod 621 is in sliding fit with a corresponding limit lug plate, a threaded rod 622 in rotary connection with the arc-shaped fixing frame 611 is arranged below the guide rod 621, the threaded rod 622 is in threaded fit with a threaded channel on the spherical positioning piece 620, and one end of the threaded rod 622 is fixedly provided with a positioning gear 623 meshed with a transmission toothed plate 630;
when the magnetic attraction force of the third magnet to the fourth magnet 633 drives the linkage plate 632 to move upwards, the positioning gear 623 can be driven to rotate by the upward movement of the transmission toothed plate 630, and then the spherical positioning member 620 is driven to be tightly attached to the inner wall of the hemispherical structural member 2 under the cooperation of the threaded rod 622 and the spherical positioning member 620, so that the inner wall of the hemispherical structural member 2 is supported and positioned, and the hemispherical structural member 2 always rotates synchronously with the second positioning structure 6.
In this embodiment of the present invention, the power mechanism 64 further includes an outer ring 641 coaxially disposed under the inner ring 640, the inner ring 640 is rotatably connected to the inner surface of the arc-shaped fixing frame 611, and the outer ring 641 is rotatably connected to the outer surface of the arc-shaped fixing frame 611; a power motor 642 is arranged at the top of the rotating base 401 through a motor seat, a plurality of belt gears 643 meshed with the power motor 642 are arranged above the outer ring body 641, and an output shaft of the power motor 642 is fixedly connected with the corresponding belt gears 643;
a plurality of linkage gears 644 meshed with the inner ring body 640 are arranged above the inner ring body 640, the linkage gears 644 are connected with upper belt pulleys 645 through first rotating shafts, and the first rotating shafts are rotationally connected with corresponding arc-shaped fixing frames 611; a group of guide wheels 646 are arranged between the belt gear 643 and the upper belt pulley 645, the guide wheels 646 are rotationally connected with the arc-shaped fixing frame 611 through a second rotating shaft, and the belt gear 643, the guide wheels 646 and the upper belt pulley 645 are connected through a transmission belt 647; when the lower end of the triggering rod 56 is pressed against the pressure sensor, the pressure sensor transmits the pressure signal to the controller and the controller controls the power motor 642 to start, the power motor 642 controls the rotation of the belt gear 643, synchronous rotation of each linkage gear 644 can be realized under the action of the transmission belt 647, the inner ring 640 can rotate for a certain angle under the cooperation of the linkage gears 644 and the inner ring 640, and at the moment, the third magnet at the bottom of the inner ring 640 is just above the corresponding fourth magnet 633.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. Structural member welding equipment with quick positioning function, characterized by comprising:
a girth welding mechanism (1), wherein the girth welding mechanism (1) comprises a girth welding system with a welding head (101), the welding head (101) is aligned with an annular butt joint between a hemispherical structural member (2) and a tubular structural member (3), and the welding angle of the welding head (101) can be adjusted;
the magnetic locking mechanism (4) is rotationally arranged at the top of the girth welding mechanism (1), and the magnetic locking mechanism (4) is rotationally controlled by the girth welding mechanism (1);
the first positioning structure (5) is coaxially arranged inside the tubular structural piece (3), and is used for realizing radial supporting and positioning of the tubular structural piece (3); and
the second positioning structure (6) is attached to the inside of the hemispherical structural member (2) and is used for realizing horizontal supporting and positioning of the hemispherical structural member (2), and the second positioning structure (6) is fixedly connected with the girth welding mechanism (1);
wherein the first positioning structure (5) comprises:
the linkage disc (51) is provided with a plurality of linkage notches (52) on the peripheral side surface of the linkage disc (51);
-a magnetic supply mechanism (53), the magnetic supply mechanism (53) comprising a first magnet (530) axially movable; and
the first positioning mechanisms (54) are arranged in one-to-one correspondence with the first magnets (530), the first positioning mechanisms (54) comprise second magnets (540), and when the first magnets (530) move up to the positions of the second magnets (540), the first positioning mechanisms (54) are tightly attached to the inner wall of the tubular structural piece (3) under the magnetic repulsive force of the first magnets (530) to the second magnets (540);
the second positioning structure (6) comprises:
the supporting mechanism (61), the supporting mechanism (61) is fixedly connected with the magnetic locking mechanism (4);
a second positioning mechanism (62), wherein the second positioning mechanism (62) is installed on the circumference side of the supporting mechanism (61) in a circumferential direction;
the transmission mechanisms (63) are annularly arranged on the inner side of the supporting mechanism (61), the transmission mechanisms (63) and the second positioning mechanisms (62) are arranged in one-to-one correspondence, the transmission mechanisms (63) and the supporting mechanism (61) are in axial sliding fit, and the transmission mechanisms (63) are meshed with the second positioning mechanisms (62); and
the power mechanism (64) is coaxially arranged with the supporting mechanism (61) and is rotationally connected with the supporting mechanism, the power mechanism (64) comprises an inner ring body (640), third magnets which are in one-to-one correspondence with the transmission mechanisms (63) are arranged at the bottom of the inner ring body (640), and the third magnets are magnetically attracted with the corresponding transmission mechanisms (63);
when the third magnet rotates to the position right above the transmission mechanism (63), under the magnetic attraction force of the third magnet to the transmission mechanism (63), the transmission mechanism (63) moves upwards until being clamped into the corresponding linkage notch (52), at the moment, the second positioning mechanism (62) is tightly attached to the inner wall of the hemispherical structural member (2), and the first positioning structure (5) and the second positioning structure (6) are combined into an integrated structure to realize synchronous rotation of the hemispherical structural member (2) and the tubular structural member (3).
2. The structural part welding equipment with the rapid positioning function according to claim 1, wherein the girth welding mechanism (1) comprises a girth welding table (102), a hydraulic system is installed at the top of the girth welding table (102), a movable welding frame (104) is connected to the end part of a hydraulic rod (103) of the hydraulic system, and the movable welding frame (104) is in sliding fit with a guide rail (105) at the top of the girth welding table (102);
the girth welding system is fixedly arranged at the position, close to the top, of the outer surface of the movable welding frame (104), an arc scraping piece (106) is fixedly arranged on the inner surface of the movable welding frame (104), the arc scraping piece (106) is used for scraping welding slag adhered to the surface of the hemispherical structural part (2), and a speed reducing motor (107) is fixedly arranged at the bottom of the girth welding table (102).
3. The structural member welding equipment with the rapid positioning function according to claim 2, wherein the magnetic locking mechanism (4) comprises a rotating base (401), and the rotating base (401) is rotatably arranged at the top of the girth welding table (102) and is connected with an output shaft of a speed reducing motor (107);
the welding slag collecting device is characterized in that a central magnetic ring (402) and a pressure sensor are respectively arranged at the top of the rotating base (401), the pressure sensor is arranged on the inner side of the central magnetic ring (402), a welding slag collecting ring (403) coaxial with the rotating base is arranged above the rotating base (401), and the welding slag collecting ring (403) is connected with the rotating base (401) through an L-shaped plate (404).
4. A welding device for structural members with quick positioning function according to claim 3, characterized in that the first positioning structure (5) further comprises a supporting sleeve (55), the supporting sleeve (55) is slidably arranged on a lifting shaft, and the supporting sleeve (55) can be driven to move up and down by the lifting shaft;
the linkage disc (51) is fixedly arranged on the supporting sleeve (55) in a coaxial mode, a trigger rod (56) is fixedly arranged at the lower end portion of the supporting sleeve (55), a locking magnetic disc (57) is fixedly arranged at the position, close to the bottom, of the peripheral side face of the trigger rod (56), and magnetism between the locking magnetic disc (57) and the central magnetic ring (402) is absorbed.
5. The structural member welding apparatus with quick positioning function according to claim 4, wherein the magnetic supply mechanism (53) further comprises a mounting table (531) and a limit seat fixedly provided on a peripheral side surface of the support sleeve (55), the peripheral side surface of the support sleeve (55) is slidably provided with a weight ring (532) and a moving magnetic ring (533), and the weight ring (532) is provided between the limit seat and the mounting table (531);
a magnetic generating disc (534) positioned above the movable magnetic ring (533) is fixedly arranged on the peripheral side surface of the support sleeve (55), and an electromagnet which is attracted with the movable magnetic ring (533) is arranged at the bottom of the magnetic generating disc (534); a plurality of rope guiding rollers (535) are rotatably arranged on the peripheral side surface of the mounting table (531), the rope guiding rollers (535) are arranged between two adjacent first positioning mechanisms (54), and a traction rope (536) penetrating through the rope guiding rollers (535) is connected between the movable magnetic ring (533) and the counterweight ring (532);
the mounting table (531) week side be provided with first positioning mechanism (54) one-to-one spacing passageway (537), counterweight ring (532) week side fixed be provided with corresponding spacing passageway (537) sliding fit's support frame (538), first magnet (530) fixed set up at corresponding support frame (538) top.
6. A structural member welding apparatus with a quick positioning function according to claim 5, wherein the first positioning mechanism (54) further comprises a U-shaped seat (541) fixed on a peripheral side surface of the mounting table (531), the U-shaped seat (541) being internally provided with a magnetic moving plate (542) in a sliding manner, the second magnet (540) being provided on a surface of the magnetic moving plate (542);
the magnetic moving plate (542) surface is fixed with radial axle (543) with U-shaped seat (541) sliding fit, inside elastic return piece (544) that are connected with magnetic moving plate (542) that is provided with of U-shaped seat (541), radial axle (543) one end is fixed with axial mounting board (545), axial mounting board (545) one side symmetry be provided with two rather than sliding connection's arc locating plate (546), two be provided with between arc locating plate (546) with axial mounting board (545) swivelling joint's twin-screw (547), internal thread pipe (548) screw-thread fit on twin-screw (547) and arc locating plate (546).
7. The structural member welding apparatus with the rapid positioning function according to claim 6, wherein the supporting mechanism (61) comprises a spherical table (610) for supporting the hemispherical structural member (2), an arc-shaped fixing frame (611) fixedly connected with the rotating base (401) is fixed at the bottom of the spherical table (610), and an extension plate (612) is fixedly arranged on the inner surface of the arc-shaped fixing frame (611).
8. The structural member welding equipment with the rapid positioning function according to claim 7, wherein the transmission mechanism (63) comprises a transmission toothed plate (630), a connecting plate (631) is fixedly arranged at the upper end part of the transmission toothed plate (630), a linkage plate (632) which is in sliding fit with the extension plate (612) is fixedly arranged at the top of the connecting plate (631), the linkage plate (632) is in sliding fit with a sliding hole on the surface of the spherical table (610), and a fourth magnet (633) is fixedly arranged on the surface of the linkage plate (632).
9. The structural member welding equipment with the rapid positioning function according to claim 8, wherein the second positioning mechanism (62) comprises a spherical positioning member (620), a threaded channel is arranged in the spherical positioning member (620), and a limiting lug plate is fixedly arranged at the top of the spherical positioning member (620);
the utility model discloses a fixed knot that is used for fixing arc mount (611), arc mount (611) surface mounting is provided with guide bar (621), sliding fit between guide bar (621) and the corresponding spacing otic placode, guide bar (621) below is provided with threaded rod (622) of being connected with arc mount (611) rotation, threaded rod (622) and the screw thread passageway screw thread fit on sphere setting element (620), threaded rod (622) one end is fixed be provided with drive pinion (630) engaged positioning gear (623).
10. The welding equipment for structural parts with the rapid positioning function according to claim 9, wherein the power mechanism (64) further comprises an outer ring body (641) coaxially arranged below the inner ring body (640), the inner ring body (640) is rotatably connected with the inner surface of the arc-shaped fixing frame (611), and the outer ring body (641) is rotatably connected with the outer surface of the arc-shaped fixing frame (611);
a power motor (642) is arranged at the top of the rotating base (401) through a motor seat, a plurality of belt gears (643) meshed with the power motor are arranged above the outer ring body (641), and an output shaft of the power motor (642) is fixedly connected with the corresponding belt gears (643);
a plurality of linkage gears (644) meshed with the inner ring body (640) are arranged above the inner ring body, the linkage gears (644) are connected with an upper belt pulley (645) through first rotating shafts, and the first rotating shafts are in rotary connection with corresponding arc-shaped fixing frames (611); a group of guide wheels (646) are arranged between the belt gear (643) and the upper belt pulley (645), the guide wheels (646) are rotationally connected with the arc-shaped fixing frame (611) through a second rotating shaft, and the belt gear (643), the guide wheels (646) and the upper belt pulley (645) are connected through a transmission belt (647).
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| CN202311243815.8A CN117001228B (en) | 2023-09-26 | 2023-09-26 | Structural member welding equipment with quick positioning function |
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| CN202311243815.8A CN117001228B (en) | 2023-09-26 | 2023-09-26 | Structural member welding equipment with quick positioning function |
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| CN117001228B true CN117001228B (en) | 2023-12-01 |
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