CN117260094B - Jar body continuous welding device - Google Patents
Jar body continuous welding device Download PDFInfo
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- CN117260094B CN117260094B CN202311554962.7A CN202311554962A CN117260094B CN 117260094 B CN117260094 B CN 117260094B CN 202311554962 A CN202311554962 A CN 202311554962A CN 117260094 B CN117260094 B CN 117260094B
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- 238000003466 welding Methods 0.000 title claims abstract description 149
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 17
- 238000000576 coating method Methods 0.000 claims description 17
- 238000005452 bending Methods 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 210000000078 claw Anatomy 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims 3
- 210000003625 skull Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000005493 welding type Methods 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model relates to the technical field of welding equipment, in particular to a continuous welding device for a tank body; the positioning and full-welding operation is realized once, the operation flow is simple, smooth and continuous, the welding time and the welding time difference are effectively shortened, the centering precision of each part of the tank body is effectively improved, and the welding quality and the welding precision are improved; including being used for flange dish and barrel welded rotary drive welding mechanism and being used for the accurate feed of barrel both sides flange dish centering feed mechanism, rotary drive welding mechanism includes the welding bench, the flange bearing die holder of symmetrical arrangement in the welding bench both sides, install the lift shoring subassembly and press the welding subassembly on the welding bench, lift shoring subassembly is including the crane of slidable mounting from top to bottom on the welding bench, rotate the riding wheel of installing on the crane and two liang of arranging side by side and provide the lift driver of power for the crane reciprocates, press the welding subassembly including articulated the press frame of installing on the welding bench, rotate the drive wheel of installing on the press frame.
Description
Technical Field
The utility model relates to the technical field of welding equipment, in particular to a continuous welding device for a tank body.
Background
As is well known, a can body is widely used in various fields as a reaction and storage device, and the can body generally comprises a cylinder body and a head cover and a bottom cover arranged at two end parts of the cylinder body, wherein the head cover and the bottom cover can be directly welded with the cylinder body or assembled and connected with the cylinder body through a flange plate and bolts; in order to improve the convenience of subsequent overhaul and maintenance of the tank body, flange connection is more common; at present, the cylinder body, the flange plate, the head cover, the bottom cover and the flange plate are all welded in advance and then are welded fully.
The utility model discloses a four-point welding type can cover welding special machine (publication No. CN 210878203U) which comprises a base, wherein a welding machine main body is arranged at one end of the top of the base, a processing panel is arranged at the top of the welding machine main body, a connecting frame is arranged at the top of the processing panel, a welding power supply assembly is arranged at the other end of the connecting frame, a welding head assembly is arranged at the bottom of the welding power supply assembly, a positioning assembly is arranged at one end of the top of the processing panel, and the positioning assembly is matched with the welding head assembly in position. The welding head assembly is provided with the welding head shell, the tungsten electrodes, the fixed ring A and the fixed ring B, the welding power supply assembly and the welding head assembly are controlled to operate through the control panel, so that the welding head assembly is pressed down, four groups of tungsten electrodes are used for welding simultaneously, a plurality of groups of tungsten electrodes are welded simultaneously, the welding efficiency and the welding accuracy are greatly improved, the fixed ring A and the fixed ring B position the tungsten electrodes of each group, and the welding process is prevented from being shifted.
However, when the present inventors embodied this device, the following drawbacks were found to exist: the operation flow is complex in a welding mode of spot welding and full welding, the continuity of welding operation is poor, the welding time difference between the spot welding point and the full welding point is long, the blending effect of welding materials is affected, and the welding quality needs to be further improved; and the barrel can deform in the welding process under the action of external forces such as self gravity, the centering precision of the barrel and the flange is difficult to ensure, and the welding precision is required to be further improved.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the continuous tank welding device for realizing the positioning and full welding operation at a time, which has the advantages of simple, smooth and continuous operation flow, effectively shortening the welding time and welding time difference, effectively improving the centering precision of each part of the tank and improving the welding quality and the welding precision.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the rotary driving welding mechanism comprises a welding table, flange bearing die holders symmetrically arranged on two sides of the welding table, lifting jack support assemblies and press-coating welding assemblies, wherein the lifting jack support assemblies are arranged on the welding table and comprise lifting frames, riding wheels and lifting drivers, the lifting frames are arranged on the lifting frames in a sliding manner up and down, the riding wheels are arranged side by side in pairs, the lifting drivers are used for providing power for the lifting frames to move up and down, and the press-coating welding assemblies comprise press-coating frames, driving wheels, rotating drivers, first welding gun assemblies and first driving cylinders; the centering feeding mechanism comprises a feeding table, a second driving cylinder fixedly installed on the feeding table, a rotary driving cylinder installed at the output end of the second driving cylinder, and a centering clamping feeding assembly installed on the output shaft of the rotary driving cylinder, wherein the centering clamping feeding assembly comprises a first driving table, an L-shaped frame installed on the first driving table, a plurality of threaded screws rotatably installed on the L-shaped frame, an installation disc rotatably connected with the end parts of the threaded screws, a sliding disc in threaded transmission connection with the threaded screws, an inner support positioning piece installed on the installation disc and used for centering of an inner support of a cylinder body, and an inner support clamping piece installed on the sliding disc and used for centering and clamping of a flange disc; the L-shaped frame is provided with a rotary driver for providing power for synchronous rotation of the threaded screw rod; furthermore, the lifting driver can adopt a hydraulic cylinder or a pneumatic cylinder, and can also adopt other equivalent driving parts with linear reciprocating driving effects; the rotary driver is preferably a driving motor and a transmission shaft, the output end of the driving motor is in transmission connection with the driving wheel through the transmission shaft, and the rotary driver can also independently adopt the driving motor or other equivalent rotary driving parts with rotary driving effect; one end of the first driving cylinder is hinged with the welding table, and the other end of the first driving cylinder is hinged with the press coverage frame; further, the rotary driver is preferably a driving motor and a planetary gear set, and the output end of the driving motor is in synchronous transmission connection with a plurality of threaded lead screws through the planetary gear set; the output end of the driving motor can provide power for synchronous rotation of a plurality of bolt screws through the synchronous belt or the synchronous chain; the first driving platform can adopt a mechanical sliding table, a hydraulic sliding table or the like.
Preferably, the inner support positioning piece comprises a third driving cylinder and a plurality of inner support pieces which are fixedly connected with the mounting plate, wherein the inner support pieces comprise a support rod hinged with the outer wall of the third driving cylinder, an axial support and a driving rod, wherein the axial support and the driving rod are hinged with one end of the support rod far away from the third driving cylinder and are arranged in parallel with the third driving cylinder, one end of the driving rod is hinged with the output end of the third driving cylinder, and the other end of the driving rod is hinged with the axial support; the inner support clamping piece comprises a fourth driving cylinder fixedly arranged on the sliding disc, a bending arm rod hinged to the outer wall of the fourth driving cylinder and a transmission rod used for connecting and transmitting the output end of the fourth driving cylinder and the bending arm rod, and an arc-shaped tooth clamping piece is arranged on the bending arm rod; a through hole is formed in the feeding table, and a plurality of limiting wheels are arranged around the through hole; further, the number of the supporting rods is at least two, and the supporting rods on the same inner supporting piece are mutually parallel; one end of the transmission rod is hinged with the bending arm rod, and the other end of the transmission rod is hinged with the output end of the fourth driving cylinder.
Preferably, the feeding table is provided with a girth welding mechanism for welding the head cover or the bottom cover and the flange plate, the girth welding mechanism comprises two second driving tables, a portal frame arranged on the two second driving tables, a fifth driving cylinder arranged on the portal frame, a lifting seat arranged at the output end of the fifth driving cylinder, a first clamping claw arranged in the middle of the lifting seat and a second welding gun assembly arranged at the eccentric position of the lifting seat, and the feeding table is provided with a motor for providing power for rotation of one group of limiting wheels; further, the first gripper jaw is preferably a three-jaw pneumatic gripper.
Preferably, the clamping end of the first clamping claw is rotatably provided with a clamping wheel, and a plurality of groups of axially uniformly distributed anti-skid patterns are arranged on the clamping wheel.
Preferably, a feeding die holder matched with the head cover or the top cover is arranged on the feeding table; the feeding die holder is positioned on the feeding table far away from the centering feeding mechanism, and an annular die cavity matched with the shape of the head cover or the bottom cover is arranged on the feeding die holder.
Preferably, the first welding gun assembly and the second welding gun assembly comprise a multidimensional adjusting seat and a welding gun; further, the multidimensional adjusting seat comprises at least two adjusting sliding tables which are vertically arranged and a hydraulic cylinder or a pneumatic cylinder which provides power for feeding of the welding gun.
Preferably, the flange bearing die holder is provided with a die placing groove matched with the outer circle of the flange to be welded; the flange bearing die holder is provided with a through check hole communicated with the die placing groove, and a limit bolt is inserted into the through check hole; further, central axes of corresponding penetrating check holes on the two flange bearing die holders are collinear.
Preferably, a plurality of extending arms which are uniformly distributed in the circumferential direction are arranged at the outer wall of the fourth driving cylinder, and arc-shaped stop blocks are arranged on the extending arms; further, the arc-shaped stop blocks on the extending arms are enclosed to be annular.
Preferably, the output end of the third driving cylinder is provided with a second clamping claw; further, the second gripper jaw is preferably a three-jaw pneumatic gripper.
(III) beneficial effects
Compared with the prior art, the utility model provides a continuous welding device for a tank body, which has the following beneficial effects: this jar body continuous welding device places the barrel on lift jack-up subassembly, through to well feed mechanism with flange material loading and with barrel tip equipment centering, then lift jack-up subassembly drives the barrel and moves down, simultaneously second actuating cylinder drives first drive platform and moves down in step, make the ring flange by accurate put into in the flange bearing die holder, and interior support setting element supports the barrel inside, avoid barrel deformation, after preliminary welding with barrel and ring flange, rethread rotary drive welding mechanism drive barrel rotates, carry out full weld with barrel and ring flange, realize location once, full weld operation, the operation flow is simple, smooth, continuous, effectively shorten welding time and welding time difference, effectively improve each part centering precision of jar body, improve welding quality and welding precision.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the front view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 at A-A in accordance with the present utility model;
FIG. 4 is a schematic view of the cross-sectional structure of the utility model at B-B in FIG. 3;
FIG. 5 is a schematic diagram of the perspective structures of the centering feeding mechanism and the girth welding mechanism of the utility model;
FIG. 6 is a schematic view of a partially enlarged structure of FIG. 1A according to the present utility model;
FIG. 7 is a schematic view of a partially enlarged structure of the utility model at B in FIG. 1;
FIG. 8 is a schematic view of a three-dimensional structure of a welded assembled can body of the present utility model;
the reference numerals in the drawings: 1. a welding table; 2. the flange supports the die holder; 3. a lifting frame; 4. a riding wheel; 5. a lifting driver; 6. a press-coating frame; 7. a driving wheel; 8. a rotary driver; 9. a first welding gun assembly; 10. a first drive cylinder; 11. a feeding table; 12. a second driving cylinder; 13. a rotary driving cylinder; 14. a first drive stage; 15. an L-shaped frame; 16. a threaded lead screw; 17. a mounting plate; 18. a sliding plate; 19. a rotary driver; 20. a third driving cylinder; 21. a brace rod; 22. an axial support; 23. a driving rod; 24. a fourth driving cylinder; 25. bending the arm lever; 26. a transmission rod; 27. arc-shaped tooth clamping pieces; 28. a through hole; 29. a limiting wheel; 30. a second drive stage; 31. a portal frame; 32. a fifth driving cylinder; 33. a lifting seat; 34. a first gripper jaw; 35. a second welding gun assembly; 36. a clamping wheel; 37. a feeding die holder; 38. penetrating the verification hole; 39. a limit bolt; 40. an extension arm; 41. an arc-shaped stop block; 42. a second gripper jaw; 43. an electric motor.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the continuous welding device for the tank body comprises a rotary driving welding mechanism for welding a flange plate and a cylinder body and a centering feeding mechanism for precisely feeding the flange plates on two sides of the cylinder body, wherein the rotary driving welding mechanism comprises a welding table 1, flange bearing die holders 2 symmetrically arranged on two sides of the welding table 1, lifting and supporting components and a press coating welding component which are arranged on the welding table 1, the lifting and supporting components comprise a lifting frame 3 which is arranged on the welding table 1 in a sliding manner up and down, riding wheels 4 which are arranged on the lifting frame 3 in a rotating manner and are arranged in a side-by-side manner, and a lifting driver 5 for providing power for the lifting frame 3 to move up and down, the press coating welding component comprises a press coating frame 6 which is hinged on the welding table 1, a driving wheel 7 which is rotatably arranged on the press coating frame 6, a rotating driver 8 for providing power for the rotation of the driving wheel 7, a first welding gun component 9 symmetrically arranged on two sides of the press coating frame 6 and a first driving cylinder 10 for providing power for the rotation of the press coating frame 6; the centering feeding mechanism comprises a feeding table 11, a second driving cylinder 12 fixedly installed on the feeding table 11, a rotary driving cylinder 13 installed at the output end of the second driving cylinder 12, and a centering clamping feeding assembly installed on the output shaft of the rotary driving cylinder 13, wherein the centering clamping feeding assembly comprises a first driving table 14, an L-shaped frame 15 installed on the first driving table 14, a plurality of threaded lead screws 16 rotatably installed on the L-shaped frame 15, an installation disc 17 rotatably connected with the end parts of the threaded lead screws 16, a sliding disc 18 in threaded transmission connection with the threaded lead screws 16, an internal support positioning piece installed on the installation disc 17 and used for centering an internal support of a cylinder body, and an internal support clamping piece installed on the sliding disc 18 and used for centering and clamping a flange disc; the L-shaped frame 15 is provided with a rotary driver 19 for providing power for synchronous rotation of the threaded screw rod 16; further, the lifting driver 5 can adopt a hydraulic cylinder or a pneumatic cylinder, and can also adopt other equivalent driving parts with linear reciprocating driving effects; the rotary driver 8 is preferably a driving motor and a transmission shaft, the output end of the driving motor is in transmission connection with the driving wheel 7 through the transmission shaft, and the rotary driver 8 can also independently adopt the driving motor or other equivalent rotary driving parts with rotary driving effect; one end of a first driving cylinder 10 is hinged with the welding table 1, and the other end of the first driving cylinder 10 is hinged with the press-coating frame 6; further, the rotary driver 19 is preferably a driving motor and a planetary gear set, and the output end of the driving motor is in synchronous transmission connection with the plurality of threaded screws 16 through the planetary gear set; the driving motor and the synchronous belt or the synchronous chain can also be adopted, and the output end of the driving motor provides power for synchronous rotation of the plurality of threaded screws 16 through the synchronous belt or the synchronous chain; the first driving stage 14 may be a mechanical sliding stage, a hydraulic sliding stage, or the like.
Preferably, the inner support positioning piece comprises a third driving cylinder 20 fixedly connected with the mounting plate 17 and a plurality of inner support pieces, wherein each inner support piece comprises a support rod 21 hinged with the outer wall of the third driving cylinder 20, an axial support 22 hinged with one end of the support rod 21 far away from the third driving cylinder 20 and arranged in parallel with the third driving cylinder 20, and a driving rod 23, one end of the driving rod 23 is hinged with the output end of the third driving cylinder 20, and the other end of the driving rod 23 is hinged with the axial support 22; the inner support clamping piece comprises a fourth driving cylinder 24 fixedly arranged on the sliding disc 18, a bending arm rod 25 hinged to the outer wall of the fourth driving cylinder 24 and a transmission rod 26 used for connecting and transmitting the output end of the fourth driving cylinder 24 and the bending arm rod 25, and an arc-shaped tooth clamping piece 27 is arranged on the bending arm rod 25; the feeding table 11 is provided with a through hole 28, and a plurality of limiting wheels 29 are arranged around the through hole 28; further, the number of the stay bars 21 is at least two, and the stay bars 21 on the same inner stay piece are mutually parallel; one end of a transmission rod 26 is hinged with a bending arm rod 25, and the other end of the transmission rod 26 is hinged with the output end of a fourth driving cylinder 24; the third driving cylinder 20 drives the driving rod 23 to move, the driving rod 23 drives the axial support 22, so that the axial support 22 contacts with the inner wall of the cylinder, the inner support of the inner wall of the cylinder is realized, the roundness of the inner wall of the cylinder is ensured, deformation of the cylinder is avoided, the fourth driving cylinder 24 can realize radial reciprocating driving of the arc-shaped clamping tooth piece 27 along the fourth driving cylinder 24 after driving by the driving rod 26, clamping of the flange is realized, the central axes of the third driving cylinder 20 and the fourth driving cylinder 24 are collinear, accurate superposition of the centers of gravity of the cylinder and the flange in the butt joint process is ensured, and guarantee is provided for welding precision and welding quality of the cylinder and the flange.
Specifically, a ring welding mechanism for welding a head cover or a bottom cover and a flange plate is arranged on the feeding table 11, the ring welding mechanism comprises two second driving tables 30, a portal frame 31 arranged on the two second driving tables 30, a fifth driving cylinder 32 arranged on the portal frame 31, a lifting seat 33 arranged at the output end of the fifth driving cylinder 32, a first clamping claw 34 arranged in the middle of the lifting seat 33 and a second welding gun assembly 35 arranged at the eccentric position of the lifting seat 33, and a motor 43 for providing power for rotation of one group of limiting wheels 29 is arranged on the feeding table 11; further, the first gripper jaw 34 is preferably a three-jaw pneumatic gripper; after the head cover or the top cover is placed at the front part of the feeding table 11 and clamped by the first clamping claw 34, the second driving table 30 drives the portal frame 31 to move to the upper part of the flange, the output end of the fifth driving cylinder 32 stretches to enable the head cover or the top cover to be abutted against the flange, the second welding gun assembly 35 carries out preliminary welding on the flange and the head cover or the bottom cover, then the motor 43 drives the limiting wheel 29 to rotate, and the limiting wheel 29 drives the flange to rotate, so that the ring welding operation of the head cover or the bottom cover and the flange is realized; in this embodiment, the first clamping jaw 34 is out of contact with the head cover or the bottom cover during the girth welding operation.
Specifically, the clamping end of the first clamping claw 34 is rotatably provided with a clamping wheel 36, and a plurality of groups of axially uniformly distributed anti-skid patterns are arranged on the clamping wheel 36; in this embodiment, the clamping wheel 36 is in clamping contact with the middle tube portion on the head cover or bottom cover, or alternatively in clamping contact with the outer circumference of the head cover or bottom cover; when the head cover or the bottom cover is in girth welding with the flange plate, the first clamping claw 34 is in rotary contact with the head cover or the bottom cover through the clamping wheel 36 to limit the head cover or the bottom cover so as to prevent radial displacement of the head cover or the bottom cover in the rotation process, and meanwhile, the anti-skid patterns can prevent the axial displacement of the head cover or the bottom cover along the clamping wheel 36, so that stable clamping of the head cover or the bottom cover is realized, and the axial displacement of the head cover or the bottom cover can be effectively prevented in girth welding operation process so as to ensure the welding precision of the head cover or the bottom cover and the flange plate.
Specifically, a feeding die holder 37 matched with the head cover or the top cover is installed on the feeding table 11; the feeding die holder 37 is positioned on the feeding table 11 far away from the centering feeding mechanism, and the feeding die holder 37 is provided with an annular die cavity which is matched with the shape of the head cover or the bottom cover; the head cover or the bottom cover is placed in the annular die cavity on the feeding die holder 37, the feeding position of the head cover or the bottom cover can be limited through the feeding die holder 37, and the first clamping claw 34 can accurately clamp the head cover or the bottom cover for feeding.
Specifically, the first welding gun assembly 9 and the second welding gun assembly 35 each include a multidimensional adjustment seat and a welding gun; further, the multidimensional adjusting seat comprises at least two adjusting sliding tables which are vertically arranged and a hydraulic cylinder or a pneumatic cylinder which provides power for feeding of the welding gun; through the multidimensional adjusting seat, the position of the welding gun can be adaptively adjusted, so that the welding gun is in close contact with a position to be welded to ensure the welding quality, and the hydraulic cylinder or the pneumatic cylinder can drive the welding gun to reciprocate, so that the welding gun is close to a welding spot during welding, and is far away from the welding spot during non-welding operation.
Specifically, a die placing groove matched with the outer circle of the flange to be welded is formed in the flange bearing die holder 2; the flange bearing die holder 2 is provided with a through check hole 38 communicated with the die placing groove, and a limit bolt 39 is inserted into the through check hole 38; further, central axes of corresponding through check holes 38 on the two flange bearing die holders 2 are collinear; after the flange is placed in the flange bearing die holder 2, the limiting bolts 39 penetrate through the through-check holes 38 and the bolt holes on the flange, so that central axes of the corresponding bolt holes on the flanges at two ends of the cylinder are collinear, and the accuracy of the installation position between the flange and the cylinder is further improved; the limit bolts 39 are pulled out from the through check holes 38 in the circumferential welding process of the cylinder and the flange.
Specifically, a plurality of extending arms 40 which are uniformly distributed in the circumferential direction are installed at the outer wall of the fourth driving cylinder 24, and arc-shaped stop blocks 41 are installed on the extending arms 40; further, the arc-shaped stoppers 41 on the plurality of extension arms 40 are enclosed to form a ring shape; when clamping the flange and feeding the flange to the cylinder body, the arc-shaped stop block 41 is in close contact with the end face of the flange so as to limit the relative positions of the flange and the fourth driving cylinder 24, and the arc-shaped clamping tooth members 27 arranged on the bending arm rods 25 can accurately clamp the flange.
Specifically, the output end of the third drive cylinder 20 is provided with a second gripper jaw 42; further, the second gripper jaw 42 is preferably a three-jaw pneumatic gripper; after the flange plate and the head cover or the bottom cover which are welded into a whole are clamped together through the second clamping claw 42, the head cover or the bottom cover which are welded into a whole and the corresponding flange plates are conveyed to the end parts of the two ends of the cylinder body according to the feeding principle of the flange plate to the cylinder body, and finally the head cover, the bottom cover and the cylinder body are assembled integrally through the flange plates, so that the operation is simple, the welding and the assembling operation can be realized at one time, and the tank body is formed at one time.
When in use, in an initial state, a cylinder body is placed at the riding wheel 4 on the lifting frame 3, the output end of the lifting driver 5 is extended, the cylinder body is in a suspension state, the two end parts of the cylinder body are higher than the flange bearing die holder 2, the flange plate is placed between the three groups of limiting wheels 29, the first driving table 14 is in a vertical state, the first driving table 14 drives the L-shaped frame 15 to move downwards, the inner supporting clamping piece stretches into the flange plate until the flange plate is tightly contacted with the arc-shaped stop block 41, the output end of the fourth driving cylinder 24 is extended, after being transmitted by the transmission rod 26, the bending arm rod 25 drives the arc-shaped clamping piece 27 to abut against the inner wall of the flange plate, then the first driving cylinder 10 drives the L-shaped frame 15 to move upwards until the inner supporting piece is higher than the top end surface of the feeding table 11, then the first driving table 14 is driven by the rotary driving cylinder 13 to rotate 90 degrees, the first driving table 14 is in a horizontal state, the first driving table 14 drives the L-shaped frame 15 to feed to the cylinder until the inner support piece is completely inserted into the cylinder, the output end of the third driving cylinder 20 is shortened, each axial support 22 is abutted against the inner wall of the cylinder after being transmitted by the driving rod 23, then the rotary driver 19 drives the threaded screw 16 to act, after being transmitted by the threads, the sliding disk 18 drives the inner support clamping piece and the flange plate to feed to the cylinder until the flange plate is completely tightly matched with the end of the cylinder, then the lifting driver 5 and the second driving cylinder 12 are synchronously shortened, the flange plate is placed into the flange support die holder 2, the output end of the first driving cylinder 10 is extended, the driving wheel 7 on the pressing frame 6 is contacted with the top of the cylinder, the first welding gun assembly 9 primarily welds the cylinder and the flange plate, then the inner support positioning piece and the inner support clamping piece are separated from the inner wall of the cylinder and the inner wall of the flange plate respectively, the rotary driver 8 drives the supporting wheel 4 to rotate, the cylinder body and a flange plate preliminarily connected with the cylinder body rotate synchronously, the first welding gun assembly 9 fully welds the flange plate and the cylinder body, a head cover or a top cover is placed at the front part of the feeding table 11, after being clamped by the first clamping claws 34, the second driving table 30 drives the portal frame 31 to move to the upper part of the flange plate, the output end of the fifth driving cylinder 32 stretches to enable the head cover or the top cover to be abutted with the flange plate, the second welding gun assembly 35 preliminarily welds the flange plate and the head cover or the bottom cover, then the motor 43 drives the limiting wheel 29 to rotate, and the limiting wheel 29 drives the flange plate to rotate, so that the ring welding operation of the head cover or the bottom cover and the flange plate is realized; after the flange plate and the head cover or the bottom cover which are welded into a whole are clamped together through the second clamping claw 42, the head cover or the bottom cover which are welded into a whole and the corresponding flange plates are conveyed to the end parts of the two ends of the cylinder body according to the feeding principle of the flange plate to the cylinder body, and finally the head cover, the bottom cover and the cylinder body are assembled integrally through the flange plates, and the assembled tank body is discharged.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (7)
1. The continuous welding device for the tank body is characterized by comprising a rotary driving welding mechanism for welding a flange plate and a cylinder body and a centering feeding mechanism for precisely feeding the flange plates on two sides of the cylinder body, wherein the rotary driving welding mechanism comprises a welding table (1), flange bearing die holders (2) symmetrically arranged on two sides of the welding table (1), a lifting top support assembly and a press coating welding assembly which are arranged on the welding table (1);
the lifting top support assembly comprises a lifting frame (3) which is arranged on the welding table (1) in a vertical sliding manner, riding wheels (4) which are arranged on the lifting frame (3) in a parallel manner in pairs and a lifting driver (5) which provides power for the lifting frame (3) to move up and down;
the press-coating welding assembly comprises a press-coating frame (6) hinged on the welding table (1), a driving wheel (7) rotatably mounted on the press-coating frame (6), a rotation driver (8) for providing power for the rotation of the driving wheel (7), first welding gun assemblies (9) symmetrically arranged at two sides of the press-coating frame (6) and a first driving cylinder (10) for providing power for the rotation of the press-coating frame (6);
the centering feeding mechanism comprises a feeding table (11), a second driving cylinder (12) fixedly installed on the feeding table (11), a rotary driving cylinder (13) installed at the output end of the second driving cylinder (12), and a centering clamping feeding assembly installed on the output shaft of the rotary driving cylinder (13);
the centering clamping feeding assembly comprises a first driving table (14), an L-shaped frame (15) arranged on the first driving table (14), a plurality of threaded lead screws (16) rotatably arranged on the L-shaped frame (15), a mounting plate (17) rotatably connected with the end parts of the threaded lead screws (16), a sliding plate (18) in threaded transmission connection with the threaded lead screws (16), an inner support positioning piece arranged on the mounting plate (17) and used for centering of a cylinder body, and an inner support clamping piece arranged on the sliding plate (18) and used for centering and clamping of a flange plate;
the L-shaped frame (15) is provided with a rotary driver (19) for providing power for synchronous rotation of a threaded screw rod (16);
the inner support positioning piece comprises a third driving cylinder (20) and a plurality of inner support pieces, wherein the third driving cylinder is fixedly connected with the mounting plate (17);
the inner supporting piece comprises a supporting rod (21) hinged with the outer wall of the third driving cylinder (20), an axial supporting rod (22) and a driving rod (23), wherein the axial supporting rod (22) is hinged with one end, far away from the third driving cylinder (20), of the supporting rod (21) and is arranged in parallel with the third driving cylinder (20), one end of the driving rod (23) is hinged with the output end of the third driving cylinder (20), and the other end of the driving rod (23) is hinged with the axial supporting rod (22);
the inner support clamping piece comprises a fourth driving cylinder (24) fixedly arranged on the sliding disc (18), a bending arm rod (25) hinged to the outer wall of the fourth driving cylinder (24) and a transmission rod (26) used for connecting and transmitting the output end of the fourth driving cylinder (24) and the bending arm rod (25), and an arc-shaped tooth clamping piece (27) is arranged on the bending arm rod (25); a through hole (28) is formed in the feeding table (11), and a plurality of limiting wheels (29) are arranged around the through hole (28);
install the girth welding mechanism that is used for skull or bottom and ring flange welded on material loading platform (11), girth welding mechanism includes two second driving platform (30), installs portal frame (31) on two second driving platform (30), installs fifth actuating cylinder (32) on portal frame (31), installs elevating socket (33) in fifth actuating cylinder (32) output, installs in first gripper jaw (34) at elevating socket (33) middle part to and install in second welder subassembly (35) of elevating socket (33) eccentric department, install motor (43) for wherein a set of spacing round (29) rotation power on material loading platform (11).
2. The continuous tank welding device according to claim 1, wherein the clamping end of the first clamping claw (34) is rotatably provided with a clamping wheel (36), and a plurality of groups of axially uniformly distributed anti-skid patterns are arranged on the clamping wheel (36).
3. The can continuous welding device according to claim 2, characterized in that the feeding table (11) is provided with a feeding die holder (37) which is matched with the head cover or the top cover; the feeding die holder (37) is positioned on the feeding table (11) far away from the centering feeding mechanism, and the feeding die holder (37) is provided with an annular die slot which is matched with the shape of the head cover or the bottom cover.
4. A tank continuous welding apparatus according to claim 3, characterized in that the first welding gun assembly (9) and the second welding gun assembly (35) each comprise a multidimensional adjustment seat and a welding gun.
5. The continuous welding device for the tank body according to claim 4, wherein the flange bearing die holder (2) is provided with a die placing groove which is matched with the outer circle of the flange plate to be welded; the flange bearing die holder (2) is provided with a penetrating check hole (38) communicated with the die placing groove, and a limit bolt (39) is inserted into the penetrating check hole (38).
6. The continuous tank welding device according to claim 5, wherein a plurality of extending arms (40) which are uniformly distributed circumferentially are installed at the outer wall of the fourth driving cylinder (24), and arc-shaped stop blocks (41) are installed on the extending arms (40).
7. Continuous welding device for cans according to claim 6, characterized in that the output end of the third drive cylinder (20) is fitted with a second gripper jaw (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311554962.7A CN117260094B (en) | 2023-11-21 | 2023-11-21 | Jar body continuous welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311554962.7A CN117260094B (en) | 2023-11-21 | 2023-11-21 | Jar body continuous welding device |
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| CN117260094A CN117260094A (en) | 2023-12-22 |
| CN117260094B true CN117260094B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311554962.7A Active CN117260094B (en) | 2023-11-21 | 2023-11-21 | Jar body continuous welding device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117548789B (en) * | 2024-01-05 | 2024-04-05 | 福建福船一帆新能源装备制造有限公司 | Marine LNG fuel tank seal head welding device and welding process thereof |
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| CN109877491A (en) * | 2019-03-07 | 2019-06-14 | 昆山利玛赫自动化科技有限公司 | Core automatic welder |
| WO2023035483A1 (en) * | 2021-09-08 | 2023-03-16 | 浙江大学台州研究院 | Automatic cutting and soldering device for direct insertion-type crystal oscillator |
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| GB566908A (en) * | 1943-07-14 | 1945-01-18 | Under Water Welders & Repairer | Improvements in or relating to electric welding apparatus |
| SU948595A1 (en) * | 1980-12-22 | 1982-08-07 | Производственное Объединение "Ждановтяжмаш" | Stand for assembling and welding annular seams |
| JPH10164965A (en) * | 1996-12-13 | 1998-06-23 | Mitsubishi Agricult Mach Co Ltd | Hopper tank structure |
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|---|---|
| CN117260094A (en) | 2023-12-22 |
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