CN116690022A - Welding equipment for production of water heater liner and operation method thereof - Google Patents
Welding equipment for production of water heater liner and operation method thereof Download PDFInfo
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- CN116690022A CN116690022A CN202310991808.XA CN202310991808A CN116690022A CN 116690022 A CN116690022 A CN 116690022A CN 202310991808 A CN202310991808 A CN 202310991808A CN 116690022 A CN116690022 A CN 116690022A
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- Prior art keywords
- fixedly connected
- disc
- side wall
- welding
- motor
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- 238000003466 welding Methods 0.000 title claims abstract description 118
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 abstract description 15
- 238000010030 laminating Methods 0.000 abstract description 12
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 14
- 239000012535 impurity Substances 0.000 description 9
- 125000006850 spacer group Chemical group 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000012546 transfer 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/14—Heat exchangers
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Abstract
The invention belongs to the technical field of water heater inner containers, in particular to welding equipment for water heater inner container production and an operation method thereof, wherein the welding equipment comprises a base; a first fixing seat is fixedly connected to the side wall of the base; a circular groove is formed in the side wall of the first fixing seat; a disc is arranged in the circular groove; the disc is provided with three groups of first grooves which are arranged towards the center point of the disc; the first groove is rotationally connected with a first lead screw; the first screw rod is connected with a pair of arc-shaped blocks through a screw rod nut pair, the pair of arc-shaped blocks are symmetrically arranged, and the arc-shaped blocks are connected in the first groove in a sliding manner; the first screw rod rotates through the power piece; in order to solve when carrying out extrusion laminating to rectangular plate, lead to laminating dislocation, appear slight difference in height, influence straight seam welding quality to and adjustment complex operation, waste a large amount of operating time, cause the problem of welding inefficiency.
Description
Technical Field
The invention belongs to the technical field of water heater inner containers, and particularly relates to welding equipment for water heater inner container production and an operation method thereof.
Background
The water heater inner container is a device for storing water in the water heater, which must meet the requirements of heat preservation, pressure resistance, no rust, no scale and no water seepage, and the prior water heater inner container is mainly a stainless steel inner container. Because the water heater liner is difficult to repair once damaged, the manufacturing process is quite important; it is well known that stainless steel liners are difficult to weld, with the greatest potential being the weld process.
In the prior art, when carrying out straight seam welding to the inner bag, need external force to extrude rectangular plate, let rectangular plate both sides laminate, form the ring shape, then weld through welding set, but current welding set has following problem: firstly, when rectangular plates are extruded and bonded, bonding dislocation is easily caused due to uneven external force stress, repeated manual adjustment is needed, the adjustment is inconvenient, slight height difference is easily generated at the bonding position, the straight seam welding quality is influenced, and the welding of a subsequent liner and an end socket is also influenced; secondly, after the rectangular plate is extruded and attached, the position of the straight seam is not fixed, the relative position of the welding head and the straight seam is required to be adjusted, the adjustment operation is complex, a large amount of working time is wasted, and the welding efficiency is low.
Therefore, the invention provides welding equipment for producing the inner container of the water heater and an operation method thereof.
Disclosure of Invention
In order to make up for the defects of the prior art, the welding equipment for the water heater liner production and the operation method thereof are used for solving the problems that when rectangular plates are extruded and bonded, bonding dislocation is easy to cause due to uneven external force stress, repeated manual adjustment is needed, the adjustment is inconvenient, slight height difference is easy to occur at the bonding position in the follow-up process, the welding quality of straight seams is influenced, the follow-up welding of the liner and the seal head is also influenced, the position of the straight seams is not fixed at the moment after the rectangular plates are extruded and bonded, the relative positions of a welding head and the straight seams are needed to be adjusted, the adjustment operation is complicated, a large amount of working time is wasted, and the welding efficiency is low.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to welding equipment for producing a water heater liner, which comprises a base; a first fixing seat is fixedly connected to the side wall of the base; a circular groove is formed in the side wall of the first fixing seat; a disc is arranged in the circular groove; the disc is provided with three groups of first grooves which are arranged towards the center point of the disc; the first groove is rotationally connected with a first lead screw; the first screw rod is connected with a pair of arc-shaped blocks through a screw rod nut pair, the pair of arc-shaped blocks are symmetrically arranged, and the arc-shaped blocks are connected in the first groove in a sliding manner; the first screw rod rotates through the power piece; a locating plate is arranged in the middle of the base, and the vertical surface where the locating plate is positioned and the vertical surface where the center point of the disc is positioned are mutually overlapped; the side wall of the first fixing seat is provided with a first motor, and the output end of the first motor is provided with a first rotating shaft; the first rotating shaft drives the disc to rotate; an L-shaped rod is fixedly connected to the first fixing seat, and a welding piece is arranged on the L-shaped rod; the L-shaped rod is positioned right above the positioning sheet; the positioning sheet moves through the moving piece; in the prior art, when carrying out straight seam welding to the inner bag, need external force to extrude rectangular plate, let rectangular plate both sides laminate, form the ring shape, then weld through welding set, but current welding set has following problem: firstly, when rectangular plates are extruded and bonded, bonding dislocation is easily caused due to uneven external force stress, repeated manual adjustment is needed, the adjustment is inconvenient, slight height difference is easily generated at the bonding position, the straight seam welding quality is influenced, and the welding of a subsequent liner and an end socket is also influenced; secondly, after the rectangular plate is extruded and attached, the position of the straight seam is not fixed, the relative position of the welding head and the straight seam is required to be adjusted, the adjustment operation is complicated, a large amount of working time is wasted, and the welding efficiency is low; therefore, when the rectangular plate bending machine works, the rectangular plate in a bending state is put between the pair of arc blocks in the first groove through the mechanical arm, the bottom end of the rectangular plate is in a slight opening state when the rectangular plate is placed, the opening bottom end of the rectangular plate passes through the positioning sheet, the positioning sheet passes through the opening of the bottom end of the rectangular plate and stretches into the rectangular plate, then the power piece is started to drive the first screw rod to rotate, and then the pair of arc blocks are driven to move in opposite directions, the rectangular plate in the bending state is extruded in a circular manner, when the rectangular plate in the bending state is extruded, the center of the rectangular opening and the positioning sheet cannot be guaranteed to be positioned on the same vertical surface due to the arrangement of the positioning sheet, fine adjustment treatment can be carried out through the extrusion of three groups of arc blocks when one side of the rectangular plate in contact with the positioning sheet is firstly, so as to ensure that when the rectangular plate in bending tends to be circular, the center of the rectangular plate is mutually overlapped, the positioning sheet is moved out through the moving piece, and when the rectangular plate in tends to be circular, the rectangular plate is simultaneously moved to be in a circular state, the extrusion force of the three groups of the arc blocks is in a uniform state, the vertical surface is effectively in a uniform state, the vertical surface is not required to be correspondingly bent, the vertical surface is welded, the two sides of the rectangular plate in the opposite sides are mutually opposite directions can be welded, and the vertical surface is simultaneously, and the vertical surface is required to be welded to be in a 180 degrees, and the opposite vertical surface is simultaneously and the vertical surface is opposite to be in a vertical position to be in a vertical position and opposite to be in a position to be welded to a position to be in a position opposite to a position, the welding part and the linear joint position are correspondingly finished, so that the welding quality can be effectively improved, the overall welding work efficiency can be greatly improved, and the time waste of a large amount of idle work is avoided.
Preferably, the power member includes a second motor; a first annular cavity is formed in the disc; the end part of the first lead screw extends into the first annular cavity and is fixedly connected with a first gear; the first annular cavity is rotationally connected with an annular rack; the side wall of the annular rack is meshed with the first gear; a first cavity is formed in the disc, and the first cavity and the first annular cavity are communicated with each other; a second motor is fixedly connected in the first cavity, and a second gear is arranged at the output end of the second motor; the second gear is meshed with the inner annular wall of the annular rack; during operation, the second motor drives the second gear to rotate, and then drives the annular rack to rotate through the mutual engagement of the second gear and the annular rack, and the annular rack rotates and can rotate due to the engagement with the first gear, so as to drive the first screw to rotate, and then a pair of arc-shaped blocks which are positioned in the first groove move relatively, and the movement distances are the same (only the inner container with a single size can be extruded and rounded), so that the stress uniformity is guaranteed.
Preferably, the side walls on two sides of the base are fixedly connected with second fixing seats; a second cavity is formed in the second fixing seat; the second cavity is connected with a moving plate in a sliding way; the side wall of the second fixing seat is fixedly connected with a first hydraulic cylinder, and a hydraulic rod of the first hydraulic cylinder is fixedly connected with the moving plate; a group of connecting rods are fixedly connected to the moving plate, and one ends of the connecting rods extend out of the second fixing seat and are fixedly connected with pushing blocks; a group of second grooves are formed in the side wall of the pushing block, and rollers are rotatably connected in the second grooves; during operation, because the extrusion force is only atress in the tip of inner bag, can lead to keeping away from the sharp gap of inner bag of first fixing base and be in open state, in order to avoid later stage welding, the condition that the welding seam opens inequality and influences welding quality appears, so be equipped with the second fixing base, can promote the movable plate through first pneumatic cylinder on the second fixing base, the movable plate passes through the connecting rod and promotes the ejector pad and remove, and then extrude the rectangle panel that approaches the circle, be in the laminating state basically because of the welding that is close to the first fixing base, and then let follow-up play guiding effect, the extrusion of ejector pad can let the whole extrusion laminating of inner bag, the condition of dislocation can not appear.
Preferably, the welding member includes a welding head; a first chute is formed in the middle of the bottom end of the L-shaped rod; the first chute is rotationally connected with a second lead screw; the second lead screw is connected with a first sliding block through a lead screw nut pair, and the first sliding block is connected in the first sliding groove in a sliding way; the bottom end of the first sliding block is fixedly connected with a second hydraulic cylinder, and a welding head is arranged on a hydraulic rod of the second hydraulic cylinder; the vertical surface where the welding head is positioned and the vertical surface where the positioning piece is positioned are mutually overlapped; a third motor is fixedly connected to the side wall of the L-shaped rod, and the output end of the third motor is communicated with the second screw rod; a ranging sensor is arranged on the second hydraulic cylinder; during operation, when the straight line laminating seam is in the highest, through starting the third motor this moment, and then transfer first slider and remove, the second pneumatic cylinder can judge through the distance measurement sensor to the height of seam position simultaneously, and then moves the soldered connection down through the hydraulic stem, guarantees suitable welding distance, further guarantees welding quality.
Preferably, the moving member includes a moving seat; the base is provided with a second chute; a movable seat is arranged in the second chute; a third chute is formed in the top end of the movable seat; the third sliding groove is rotationally connected with a third lead screw, the third lead screw is connected with a moving box through a lead screw nut pair, and the moving box is slidingly connected in the third sliding groove; the locating piece is arranged at the top end of the movable box; a fourth motor is fixedly connected to the side wall of the movable seat, and the output end of the fourth motor is connected with a third screw rod; during operation, after the spacer location is finished, through starting the fourth motor, and then drive the third lead screw and rotate, the third lead screw rotates and can drive the removal case and remove, remove the case and remove and can drive the spacer and remove, can let crooked rectangle panel be in the state of becoming round through ejector pad and arc piece this moment, and the spacer can laminate each other with both sides laminating wall this moment, therefore when removing the spacer through removing the case, the spacer can scrape the material to laminating wall and handle, can effectively clear away the impurity on the both sides laminating wall, guarantee the laminating distance of follow-up both sides laminating wall, and then guarantee follow-up welding quality.
Preferably, a third cavity is formed in the movable box; a fifth motor is fixedly connected to the side wall of the third cavity; the output end of the fifth motor is fixedly connected with a rotating disc; the rotating disc is rotationally connected with a pin; the side wall, far away from the fifth motor, of the third cavity is connected with a return plate in a sliding manner; the pin is connected to the inner wall of the return plate in a sliding way; the bottom end of the positioning sheet extends into the third cavity and is fixedly connected to the return-shaped plate; when the movable box moves, the fifth motor is started at the moment, the fifth motor drives the return-type plate to move up and down in a circulating mode by driving the rotating disc to rotate, and the return-type plate moves up and down in a circulating mode to drive the locating piece to move up and down in a moving position, so that the cleaning quality is further guaranteed.
Preferably, the top end of the movable box is rotationally connected with a pair of elastic telescopic rods symmetrically distributed about the positioning sheet; the top end of the elastic telescopic rod is fixedly connected with a grinding wheel; the bottom end of the second chute is fixedly connected with a third hydraulic cylinder, and a hydraulic rod of the third hydraulic cylinder is fixedly connected with the bottom end of the movable seat; guide grooves are formed in the two side walls of the second sliding groove; guide blocks are fixedly connected to the side walls of the two sides of the movable seat; the guide block is connected in the guide groove in a sliding way; the elastic telescopic rod rotates through the rotating piece; during operation, after rectangular plate tends to circle, when the spacer is to be moved at this moment, let through the third pneumatic cylinder remove the seat and shift up, and then let the spacer shift up, let the grinding wheel simultaneously and paste the lateral wall of joint mutually laminating, when removing the case and remove, can drive the elastic expansion link through rotating the piece and rotate this moment, and then drive the grinding wheel and rotate, the grinding wheel rotates and can carry out preliminary polishing to the position department that will weld, get rid of its surface impurity, get rid of the oxide layer simultaneously, reinforcing follow-up welded fastness.
Preferably, the rotating member includes a first helical gear; the bottom end of the elastic telescopic rod extends into the third cavity and is fixedly connected with a first bevel gear; a second rotating shaft is rotatably connected to the side wall of the third cavity; a second helical gear and a third gear are fixedly connected on the second rotating shaft; the outer side wall of the rotating disc is fixedly connected with a tooth block; the first bevel gear and the second bevel gear are meshed with each other; the third gear is meshed with the tooth blocks outside the rotating disc; during operation, when the fifth motor rotates, the rotating disc is driven to rotate, the second rotating shaft is driven to rotate due to meshing of the rotating disc gear and the third gear, the second rotating shaft rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the first bevel gear to rotate, the elastic telescopic rod is driven to rotate, and the outer wall of the welded joint is ground through the top of the grinding wheel.
Preferably, the outer side wall of the grinding wheel is fixedly connected with a group of cleaning sheets; the outer side walls of the cleaning sheet and the positioning sheet are contacted with each other; the movable box is provided with symmetrically distributed air blowing pipes; during operation, the grinding wheel rotates, cleans the piece and can clear up upper and lower endless spacer surface, guarantees the grinding of spacer and strikes off the effect, and the gas blow pipe blows the clearance of blowing to grinding department, avoids the residual of impurity.
Preferably, the first rotation shaft includes a third rotation shaft; the third rotating shaft is connected with the output end of the first motor; a square groove is formed in the side wall of the third rotating shaft; square rods are fixedly connected to the side walls of the discs; the square rod is connected in the square groove in a sliding way; the opening of the circular groove is rotationally connected with a circular ring; an L-shaped through groove is formed in the circular ring; a limiting block is fixedly connected to the disc; a hanging handle is fixedly connected to the disc; during operation, the disc that sets up so can operate the inner bag of the internal diameter of single size, so when the inner bag of different sizes needs to operate, press the ring this moment, let the stopper break away from L shape logical groove, then pull out the disc, change the disc of corresponding size, let the stopper aim at L shape logical groove, simultaneously, square pole inserts the square inslot, accomplishes the operation of dismantling the change, can be convenient to the straight seam welding process of different inner bags.
As shown in the figure, the operation method of the welding equipment for producing the water heater inner container is suitable for the welding equipment for producing the water heater inner container, and the steps of the method are as follows:
s1: the method comprises the steps that a bent rectangular plate is placed on a disc through a mechanical arm, a pair of arc-shaped blocks are driven to move in opposite directions through a power piece to clamp, meanwhile, the joint edge of the bent rectangular plate is positioned through a positioning piece, and then the positioning piece is moved out through a moving piece;
S2: the first motor drives the disc to rotate 180 degrees, so that the round rectangular plate rotates, and the joint seam of the round rectangular plate rotates from the lowest end to the highest end;
s3: the round rectangular plate is extruded through the pushing block, so that the close fitting of the fitting seam is ensured, and then the straight seam is welded through the welding piece.
The beneficial effects of the invention are as follows:
1. according to the welding equipment for producing the water heater liner and the operation method thereof, disclosed by the invention, the stress of the bent rectangular plate can be uniform and the bent rectangular plate uniformly tends to be round through the extrusion of the arc-shaped block and the arrangement of the positioning sheet, and meanwhile, after the rounding treatment is carried out, the correspondence between the positions of the welding piece and the straight line joint position is completed through rotating 180 degrees, so that the welding quality can be effectively improved, the overall welding work efficiency can be greatly improved, and the time waste of a large amount of idle work is avoided.
2. According to the welding equipment for producing the water heater liner and the operation method thereof, the movable seat is moved upwards through the third hydraulic cylinder, the positioning sheet is moved upwards, the grinding wheel and the outer side wall of the joint seam are mutually attached, the elastic telescopic rod is driven to rotate through the rotating piece at the moment when the movable box moves, the grinding wheel is driven to rotate, the grinding wheel rotates to perform primary polishing treatment on the position of the weld seam to be welded, surface impurities of the weld seam are removed, meanwhile, the oxidation layer is removed, and the firmness of subsequent welding is enhanced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of a welding device for producing a water heater liner;
FIG. 2 is a side cross-sectional view of a welding apparatus for water heater liner production;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is a front cross-sectional view of a welding apparatus for water heater liner production;
FIG. 6 is an enlarged view of a portion of FIG. 5 at C;
FIG. 7 is an exploded view of the mobile case and its internal structure;
FIG. 8 is an exploded view of the mobile case and its internal structure;
FIG. 9 is a perspective view of the grinding wheel;
FIG. 10 is an exploded view of the first mount;
FIG. 11 is a perspective view of a ring;
FIG. 12 is a bending view of a rectangular sheet;
FIG. 13 is a flow chart of a method of operating a welding apparatus for use in the production of water heater liners;
in the figure: 1. a base; 11. a first fixing seat; 12. a circular groove; 13. a disc; 14. a first groove; 15. a first lead screw; 16. an arc-shaped block; 17. a positioning sheet; 18. a first motor; 19. a first rotation shaft; 2. a first annular cavity; 21. a first gear; 22. an annular rack; 23. a first cavity; 24. a second motor; 25. a second gear; 3. the second fixing seat; 31. a second cavity; 32. a moving plate; 33. a first hydraulic cylinder; 34. a connecting rod; 35. a pushing block; 36. a second groove; 37. a roller; 4. an L-shaped rod; 41. a first chute; 42. a first slider; 43. a second lead screw; 44. a second hydraulic cylinder; 45. a welding head; 46. a third motor; 5. a second chute; 51. a guide block; 52. a guide groove; 53. a movable seat; 54. a third chute; 55. a third lead screw; 56. a fourth motor; 57. a third hydraulic cylinder; 58. a moving case; 6. a return plate; 61. a fifth motor; 62. a pin; 63. a rotating disc; 64. a third cavity; 7. an elastic telescopic rod; 71. a grinding wheel; 72. a first helical gear; 73. a second helical gear; 74. a second rotation shaft; 75. a third gear; 76. an air blowing pipe; 77. a cleaning sheet; 8. a third rotation shaft; 81. a square groove; 82. square bar; 83. a circular ring; 84. an L-shaped through groove; 85. a limiting block; 9. rectangular plate.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 12, a welding device for producing a water heater liner according to an embodiment of the present invention includes a base 1; a first fixing seat 11 is fixedly connected to the side wall of the base 1; a circular groove 12 is formed in the side wall of the first fixing seat 11; a disc 13 is arranged in the circular groove 12; the disc 13 is provided with a first groove 14, three groups of first grooves 14 are arranged, and the first grooves 14 are arranged towards the center point of the disc 13; a first lead screw 15 is rotatably connected to the first groove 14; a pair of arc-shaped blocks 16 are connected to the first screw rod 15 through a screw rod nut pair, the arc-shaped blocks 16 are symmetrically arranged, and the arc-shaped blocks 16 are slidably connected in the first groove 14; the first screw rod 15 rotates through a power piece; a positioning sheet 17 is arranged in the middle of the base 1, and the vertical surface where the positioning sheet 17 is positioned and the vertical surface where the center point of the disc 13 is positioned are mutually overlapped; a first motor 18 is arranged on the side wall of the first fixing seat 11, and a first rotating shaft 19 is arranged at the output end of the first motor 18; the first rotating shaft 19 drives the disc 13 to rotate; an L-shaped rod 4 is fixedly connected to the first fixing seat 11, and a welding piece is arranged on the L-shaped rod 4; the L-shaped rod 4 is positioned right above the positioning sheet 17; the positioning sheet 17 is moved by a moving member; in the prior art, when carrying out straight seam welding to the inner bag, need external force to extrude rectangular plate, let rectangular plate both sides laminate, form the ring shape, then weld through welding set, but current welding set has following problem: firstly, when rectangular plates are extruded and bonded, bonding dislocation is easily caused due to uneven external force stress, repeated manual adjustment is needed, the adjustment is inconvenient, slight height difference is easily generated at the bonding position, the straight seam welding quality is influenced, and the welding of a subsequent liner and an end socket is also influenced; secondly, after the rectangular plate is extruded and attached, the position of the straight seam is not fixed, the relative position of the welding head and the straight seam is required to be adjusted, the adjustment operation is complicated, a large amount of working time is wasted, and the welding efficiency is low; therefore, when the invention works, the rectangular plate 9 in a bending state is placed between the pair of arc blocks 16 in the first groove 14 by the manipulator, so that the bottom end of the rectangular plate 9 is in a slight opening state, when the rectangular plate 9 is placed, the opening bottom end of the rectangular plate 9 passes through the positioning sheet 17, at the moment, the positioning sheet 17 passes through the opening of the bottom end of the rectangular plate 9 and stretches into the rectangular plate 9, then the power piece is started to drive the first screw rod 15 to rotate, and then the pair of arc blocks 16 are driven to move oppositely, so that the rectangular plate 9 in the bending state is extruded towards a circular shape, when the rectangular plate 9 in the bending state is extruded, the positioning sheet 17 is arranged, one side of the rectangular plate 9 in the bending state is firstly adhered to the wall, and when the positioning sheet 17 collides, the three groups of arc blocks 16 are extruded for fine adjustment treatment, so as to ensure that when the rectangular plate 9 is bent to be round, the central surfaces of the joint edges at the two sides and the central surfaces of the positioning sheets 17 are mutually overlapped, and then the positioning sheets 17 are moved out through the moving parts, and meanwhile, when the rectangular plate 9 is bent to be round, the extrusion forces of the arc blocks 16 in the three groups of first grooves 14 are in a uniform state, thereby effectively avoiding the dislocation, then the first motor 18 drives the disc 13 to rotate 180 degrees, the joint part of the straight line is lifted from the lowest end to the uppermost end, therefore, when the joint part of the straight line is lifted to the uppermost end, the vertical surfaces of the welding parts and the vertical surfaces of the positioning sheets 17 are mutually overlapped, namely, the joint part of the straight line and the position of the welding parts are mutually corresponding, the welding treatment is directly carried out without additional butt joint operation, and the stress of the rectangular plate 9 can be uniform through the extrusion of the arc blocks 16 and the setting of the positioning sheets 17, let it evenly trend towards circular, simultaneously after going on the rounding processing, through rotating 180, accomplish the correspondence of the position of weldment and straight line laminating department, not only can effectively improve welding quality, also can improve holistic welding work efficiency by a wide margin, avoid the time waste of a large amount of idle work.
The power member includes a second motor 24; a first annular cavity 2 is formed in the disc 13; the end part of the first lead screw 15 extends into the first annular cavity 2 and is fixedly connected with a first gear 21; an annular rack 22 is rotatably connected to the first annular cavity 2; the side wall of the annular rack 22 is meshed with the first gear 21; a first cavity 23 is formed in the disc 13, and the first cavity 23 and the first annular cavity 2 are communicated with each other; a second motor 24 is fixedly connected in the first cavity 23, and a second gear 25 is arranged at the output end of the second motor 24; the second gear 25 is meshed with the inner annular wall of the annular rack 22; during operation, the second motor 24 drives the second gear 25 to rotate, and then drives the annular rack 22 to rotate through the mutual engagement of the second gear 25 and the annular rack 22, and the annular rack 22 rotates due to the engagement with the first gear 21, so as to drive the first screw rod 15 to rotate, and then the pair of arc-shaped blocks 16 in the first groove 14 are relatively moved, and the movement distances are the same (only the single-size liner can be extruded and rounded), so that the stress uniformity is ensured.
The side walls on two sides of the base 1 are fixedly connected with second fixing seats 3; a second cavity 31 is formed in the second fixing seat 3; a moving plate 32 is slidably connected in the second cavity 31; a first hydraulic cylinder 33 is fixedly connected to the side wall of the second fixed seat 3, and a hydraulic rod of the first hydraulic cylinder 33 is fixedly connected with the movable plate 32; a group of connecting rods 34 are fixedly connected to the moving plate 32, and one ends of the connecting rods 34 extend out of the second fixing seat 3 and are fixedly connected with pushing blocks 35; a group of second grooves 36 are formed in the side wall of the pushing block 35, and the second grooves 36 are rotationally connected with rollers 37; during operation, because the extrusion force is only born on the end part of the inner container, the straight line gap of the inner container far away from the first fixing seat 11 is in an open state, in order to avoid the condition that the welding quality is affected by uneven opening of welding seams during later welding, the second fixing seat 3 is arranged, the movable plate 32 can be pushed by the first hydraulic cylinder 33 on the second fixing seat 3, the movable plate 32 pushes the push block 35 to move through the connecting rod 34, the rounded rectangular plate 9 is extruded, the welding close to the first fixing seat 11 is basically in a fitting state, the follow-up guiding effect is realized, the inner container can be integrally extruded and fitted through extrusion of the push block 35, and dislocation can not occur.
The weldment includes a welding head 45; a first chute 41 is formed in the middle of the bottom end of the L-shaped rod 4; a second screw 43 is rotatably connected to the first chute 41; the second screw 43 is connected with a first sliding block 42 through a screw nut pair, and the first sliding block 42 is slidably connected in the first sliding groove 41; a second hydraulic cylinder 44 is fixedly connected to the bottom end of the first sliding block 42, and a welding head 45 is arranged on a hydraulic rod of the second hydraulic cylinder 44; the vertical surface of the welding head 45 and the vertical surface of the positioning sheet 17 are mutually overlapped; a third motor 46 is fixedly connected to the side wall of the L-shaped rod 4, and the output end of the third motor 46 is communicated with the second screw 43; a ranging sensor is arranged on the second hydraulic cylinder 44; when the welding device is in operation, when the straight line joint seam is at the highest end, the third motor 46 is started at this time, the first sliding block 42 is further moved, meanwhile, the second hydraulic cylinder 44 can judge the height of the welding seam position through the ranging sensor, the welding head 45 is further moved downwards through the hydraulic rod, the proper welding distance is ensured, and the welding quality is further ensured.
The moving member includes a moving seat 53; the base 1 is provided with a second chute 5; a movable seat 53 is arranged in the second chute 5; a third chute 54 is formed at the top end of the movable seat 53; the third sliding groove 54 is rotationally connected with a third lead screw 55, the third lead screw 55 is connected with a moving box 58 through a lead screw nut pair, and the moving box 58 is slidably connected in the third sliding groove 54; the locating piece 17 is arranged on the top end of the movable box 58; a fourth motor 56 is fixedly connected to the side wall of the movable seat 53, and the output end of the fourth motor 56 is connected with a third screw 55; after the locating plate 17 is positioned, the fourth motor 56 is started, the third screw rod 55 is driven to rotate, the third screw rod 55 rotates to drive the movable box 58 to move, the movable box 58 moves to drive the locating plate 17 to move, the bent rectangular plate 9 is in a rounding state through the push block 35 and the arc block 16, and the locating plate 17 is mutually attached to two attaching walls at the moment, so that when the locating plate 17 is moved through the movable box 58, the locating plate 17 can scrape the attaching walls, impurities on the attaching walls at two sides can be effectively removed, the attaching distance of the attaching walls at two sides can be guaranteed, and the subsequent welding quality is guaranteed.
A third cavity 64 is formed in the movable box 58; a fifth motor 61 is fixedly connected to the side wall of the third cavity 64; the output end of the fifth motor 61 is fixedly connected with a rotating disc 63; the rotating disc 63 is rotatably connected with a pin 62; the side wall of the third cavity 64 far away from the fifth motor 61 is connected with a return plate 6 in a sliding way; the pin 62 is connected on the inner wall of the return plate 6 in a sliding way; the bottom end of the positioning sheet 17 extends into the third cavity 64 and is fixedly connected to the return-shaped plate 6; when the movable box 58 moves, the fifth motor 61 is started at the moment, the fifth motor 61 drives the return plate 6 to move up and down circularly by driving the rotating disc 63 to rotate, and the return plate 6 moves up and down circularly to drive the positioning sheet 17 to move up and down circularly at the moving position, so that the cleaning quality is further ensured.
The top end of the movable box 58 is rotatably connected with a pair of elastic telescopic rods 7 symmetrically distributed about the positioning sheet 17; the top end of the elastic telescopic rod 7 is fixedly connected with a grinding wheel 71; the bottom end of the second chute 5 is fixedly connected with a third hydraulic cylinder 57, and a hydraulic rod of the third hydraulic cylinder 57 is fixedly connected with the bottom end of the movable seat 53; guide grooves 52 are formed in the two side walls of the second sliding groove 5; guide blocks 51 are fixedly connected to the side walls of the two sides of the movable seat 53; the guide block 51 is slidably connected in the guide groove 52; the elastic telescopic rod 7 rotates through a rotating piece; during operation, after the rectangular plate 9 tends to circle, when the positioning sheet 17 is to be moved, the movable seat 53 is moved upwards through the third hydraulic cylinder 57, the positioning sheet 17 is further moved upwards, the grinding wheel 71 and the outer side wall of the joint are mutually jointed, and when the movable box 58 is moved, the elastic telescopic rod 7 is driven to rotate through the rotating piece, the grinding wheel 71 is driven to rotate, the grinding wheel 71 rotates to perform preliminary polishing treatment on the position to be welded, surface impurities of the position to be welded are removed, the oxide layer is removed, and the firmness of subsequent welding is enhanced.
The rotating member includes a first bevel gear 72; the bottom end of the elastic telescopic rod 7 extends into the third cavity 64 and is fixedly connected with a first bevel gear 72; a second rotating shaft 74 is rotatably connected to the side wall of the third cavity 64; a second bevel gear 73 and a third gear 75 are fixedly connected to the second rotating shaft 74; the outer side wall of the rotating disc 63 is fixedly connected with a tooth block; the first bevel gear 72 and the second bevel gear 73 are meshed with each other; the third gear 75 is meshed with the tooth blocks outside the rotating disc 63; during operation, when the fifth motor 61 rotates, the rotating disc 63 is driven to rotate, the second rotating shaft 74 is driven to rotate due to meshing of the gear of the rotating disc 63 and the third gear 75, the second rotating shaft 74 rotates to drive the second bevel gear 73 to rotate, the second bevel gear 73 rotates to drive the first bevel gear 72 to rotate, the elastic telescopic rod 7 is driven to rotate, and the outer wall of the welded joint is ground through the top of the grinding wheel 71.
A group of cleaning sheets 77 are fixedly connected to the outer side wall of the grinding wheel 71; the cleaning sheet 77 and the outer side wall of the positioning sheet 17 are contacted with each other; the mobile box 58 is provided with a pair of symmetrically distributed blow pipes 76; when the grinding wheel 71 rotates in operation, the cleaning sheet 77 can clean the surface of the positioning sheet 17 which circulates up and down, so that the grinding scraping effect of the positioning sheet 17 is ensured, and the air blowing pipe 76 blows and cleans the grinding part to avoid the residue of impurities.
The first rotation shaft 19 includes a third rotation shaft 8; the output ends of the third rotating shaft 8 and the first motor 18 are connected with each other; a square groove 81 is formed in the side wall of the third rotating shaft 8; square rods 82 are fixedly connected to the side walls of the discs 13; the square rod 82 is slidably connected in the square groove 81; the opening of the circular groove 12 is rotatably connected with a circular ring 83; the circular ring 83 is provided with an L-shaped through groove 84; a limiting block 85 is fixedly connected to the disc 13; a hanging handle is fixedly connected to the disc 13; during operation, the disc 13 that sets up so can operate the inner bag of the internal diameter of single size, so when need operating to the inner bag of equidimension, press ring 83 this moment, let stopper 85 break away from L shape logical groove 84, then pull out disc 13, change the disc 13 of corresponding size, let stopper 85 aim at L shape logical groove 84, simultaneously, square pole 82 inserts in the square groove 81, accomplishes the operation of dismantling the change, can conveniently weld the processing to the straight seam of different inner bags.
Working principle: the rectangular plate 9 in a bending state is placed between a pair of arc blocks 16 in the first groove 14 by a mechanical arm, so that the bottom end is in a slight opening state in the process of placing the rectangular plate 9, when the rectangular plate 9 is placed, the opening bottom end of the rectangular plate 9 passes through a positioning sheet 17, at the moment, the positioning sheet 17 passes through the opening of the bottom end of the rectangular plate 9 and stretches into the rectangular plate 9, then a power piece is started to drive a first screw rod 15 to rotate, and further drive the pair of arc blocks 16 to move in opposite directions, so that the rectangular plate 9 in the bending state is extruded towards a round shape, when the rectangular plate 9 in the bending state is extruded, the center of the rectangular opening and the positioning sheet 17 cannot be guaranteed to be positioned on the same vertical surface due to the placement position, and when one side of the rectangular plate 9 in bending is firstly collided with the positioning sheet 17, the fine adjustment treatment can be carried out by extrusion of three groups of arc blocks 16, so as to ensure that when the rectangular plate 9 is bent to be round, the central surfaces of the joint edges at the two sides and the central surfaces of the positioning sheets 17 are mutually overlapped, and then the positioning sheets 17 are moved out through the moving parts, and meanwhile, when the rectangular plate 9 is bent to be round, the extrusion forces of the arc blocks 16 in the three groups of first grooves 14 are in a uniform state, thereby effectively avoiding the dislocation, then the first motor 18 drives the disc 13 to rotate 180 degrees, the joint part of the straight line is lifted from the lowest end to the uppermost end, therefore, when the joint part of the straight line is lifted to the uppermost end, the vertical surfaces of the welding parts and the vertical surfaces of the positioning sheets 17 are mutually overlapped, namely, the joint part of the straight line and the position of the welding parts are mutually corresponding, the welding treatment is directly carried out without additional butt joint operation, and the stress of the rectangular plate 9 can be uniform through the extrusion of the arc blocks 16 and the setting of the positioning sheets 17, the welding part is uniformly rounded, and after rounding treatment, the positions of the welding part and the straight line joint are corresponding through rotating 180 degrees, so that the welding quality can be effectively improved, the whole welding work efficiency can be greatly improved, and the time waste of a large amount of idle work is avoided; the extrusion force is only applied to the end part of the liner, so that a linear gap of the liner far away from the first fixed seat 11 is in an open state, and in order to avoid the situation that the welding quality is affected by uneven expansion of a welding line during later welding, the second fixed seat 3 is arranged, the movable plate 32 can be pushed by the second fixed seat 3 through the first hydraulic cylinder 33, the movable plate 32 pushes the pushing block 35 to move through the connecting rod 34, the rounded rectangular plate 9 is extruded, and the welding close to the first fixed seat 11 is basically in a joint state, so that the subsequent guiding effect is realized, the liner is extruded and laminated integrally, and the dislocation situation is avoided; after the positioning of the positioning sheet 17 is finished, the fourth motor 56 is started, the third screw rod 55 is driven to rotate, the third screw rod 55 rotates to drive the movable box 58 to move, and the movable box 58 moves to drive the positioning sheet 17 to move, so that the bent rectangular plate 9 is in a rounding state through the push block 35 and the arc block 16, and the positioning sheet 17 is mutually attached to the attaching walls on two sides at the moment, when the positioning sheet 17 is moved through the movable box 58, the positioning sheet 17 can scrape the attaching walls, impurities on the attaching walls on two sides can be effectively removed, the attaching distance of the attaching walls on two sides can be guaranteed, and the subsequent welding quality is further guaranteed; after the rectangular plate 9 is rounded, when the positioning sheet 17 is required to be moved, the movable seat 53 is moved upwards through the third hydraulic cylinder 57, the positioning sheet 17 is moved upwards, the grinding wheel 71 and the outer side wall of the joint are mutually jointed, and when the movable box 58 is moved, the elastic telescopic rod 7 is driven to rotate through the rotating piece, the grinding wheel 71 is driven to rotate, the grinding wheel 71 rotates to perform preliminary polishing treatment on the position of the weld joint to remove surface impurities, and meanwhile, an oxidation layer is removed, so that the firmness of subsequent welding is enhanced; because the disc 13 that sets up this moment can operate the inner bag of the internal diameter of single size, so when need operating the inner bag of equidimension, press ring 83 this moment, let stopper 85 break away from L shape logical groove 84, then pull out disc 13, change the disc 13 of corresponding size, let stopper 85 aim at L shape logical groove 84, simultaneously, square pole 82 inserts in the square groove 81, accomplish the operation of dismantling the change, can be convenient to the straight seam welding process of different inner bags.
As shown in fig. 13, a method for operating a welding device for producing a water heater liner is applicable to the welding device for producing a water heater liner, and the steps of the method are as follows:
s1: the bent rectangular plate 9 is placed on the disc 13 through a mechanical arm, a pair of arc blocks 16 are driven to move in opposite directions through a power piece to clamp, meanwhile, the joint edge of the bent rectangular plate 9 is positioned through the positioning piece 17, and then the positioning piece 17 is moved out through a moving piece;
s2: the first motor 18 drives the disc 13 to rotate 180 degrees, so that the round rectangular plate 9 rotates and the joint seam of the round rectangular plate 9 rotates from the lowest end to the highest end;
s3: the round rectangular plate 9 is extruded through the pushing block 35, so that the close fitting of the fitting seam is ensured, and then the straight seam is welded through the welding piece.
The front, rear, left, right, up and down are all based on fig. 1 of the drawings in the specification, the face of the device facing the observer is defined as the front, the left side of the observer is defined as the left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. Welding equipment is used in production of water heater inner bag, its characterized in that: comprises a base (1); a first fixing seat (11) is fixedly connected to the side wall of the base (1); a circular groove (12) is formed in the side wall of the first fixing seat (11); a disc (13) is arranged in the circular groove (12); the disc (13) is provided with a first groove (14), the first grooves (14) are in three groups, and the first grooves (14) are arranged towards the center point of the disc (13); a first lead screw (15) is rotationally connected to the first groove (14); a pair of arc-shaped blocks (16) are connected to the first screw (15) through a screw nut pair, the arc-shaped blocks (16) are symmetrically arranged, and the arc-shaped blocks (16) are slidably connected in the first groove (14); the first screw rod (15) rotates through a power piece; a positioning sheet (17) is arranged in the middle of the base (1), and the vertical surface where the positioning sheet (17) is positioned and the vertical surface where the center point of the disc (13) is positioned are mutually overlapped; a first motor (18) is arranged on the side wall of the first fixing seat (11), and a first rotating shaft (19) is arranged at the output end of the first motor (18); the first rotating shaft (19) drives the disc (13) to rotate; an L-shaped rod (4) is fixedly connected to the first fixing seat (11), and a welding piece is arranged on the L-shaped rod (4); the L-shaped rod (4) is positioned right above the positioning sheet (17); the positioning sheet (17) is moved by a moving member.
2. The welding equipment for producing the water heater liner according to claim 1, wherein: the power member includes a second motor (24); a first annular cavity (2) is formed in the disc (13); the end part of the first lead screw (15) extends into the first annular cavity (2) and is fixedly connected with a first gear (21); the first annular cavity (2) is rotationally connected with an annular rack (22); the side wall of the annular rack (22) is meshed with the first gear (21); a first cavity (23) is formed in the disc (13), and the first cavity (23) and the first annular cavity (2) are communicated with each other; a second motor (24) is fixedly connected in the first cavity (23), and a second gear (25) is arranged at the output end of the second motor (24); the second gear (25) is meshed with the inner annular wall of the annular rack (22).
3. The welding equipment for producing the water heater liner according to claim 2, wherein: the side walls on two sides of the base (1) are fixedly connected with second fixing seats (3); a second cavity (31) is formed in the second fixing seat (3); a moving plate (32) is connected in a sliding way in the second cavity (31); a first hydraulic cylinder (33) is fixedly connected to the side wall of the second fixing seat (3), and a hydraulic rod of the first hydraulic cylinder (33) is fixedly connected with a moving plate (32); a group of connecting rods (34) are fixedly connected to the moving plate (32), and one ends of the connecting rods (34) extend out of the second fixing seat (3) and are fixedly connected with pushing blocks (35); a group of second grooves (36) are formed in the side wall of the pushing block (35), and rollers (37) are connected to the second grooves (36) in a rotating mode.
4. A welding apparatus for use in the production of water heater liners according to claim 3, wherein: the weld comprises a weld head (45); a first chute (41) is formed in the middle of the bottom end of the L-shaped rod (4); a second lead screw (43) is rotationally connected to the first chute (41); the second screw (43) is connected with a first sliding block (42) through a screw nut pair, and the first sliding block (42) is slidably connected in the first sliding groove (41); a second hydraulic cylinder (44) is fixedly connected to the bottom end of the first sliding block (42), and a welding head (45) is arranged on a hydraulic rod of the second hydraulic cylinder (44); the vertical surface where the welding head (45) is positioned and the vertical surface where the positioning sheet (17) is positioned are mutually overlapped; a third motor (46) is fixedly connected to the side wall of the L-shaped rod (4), and the output end of the third motor (46) is communicated with the second screw rod (43); and a distance measuring sensor is arranged on the second hydraulic cylinder (44).
5. The welding equipment for producing the water heater liner according to claim 4, wherein: the moving member comprises a moving seat (53); a second chute (5) is formed in the base (1); a movable seat (53) is arranged in the second chute (5); a third chute (54) is formed in the top end of the movable seat (53); the third sliding groove (54) is rotationally connected with a third lead screw (55), the third lead screw (55) is connected with a moving box (58) through a lead screw nut pair, and the moving box (58) is slidably connected in the third sliding groove (54); the locating piece (17) is arranged at the top end of the movable box (58); a fourth motor (56) is fixedly connected to the side wall of the movable seat (53), and the output end of the fourth motor (56) is connected with a third screw rod (55).
6. The welding equipment for producing the water heater liner according to claim 5, wherein: a third cavity (64) is formed in the movable box (58); a fifth motor (61) is fixedly connected to the side wall of the third cavity (64); the output end of the fifth motor (61) is fixedly connected with a rotating disc (63); the rotating disc (63) is rotatably connected with a pin (62); the side wall, far away from the fifth motor (61), of the third cavity (64) is connected with a return plate (6) in a sliding manner; the pin (62) is connected to the inner wall of the return-type plate (6) in a sliding manner; the bottom end of the locating piece (17) extends into the third cavity (64) and is fixedly connected to the return-shaped plate (6).
7. The welding equipment for producing the water heater liner according to claim 6, wherein: the top end of the movable box (58) is rotationally connected with a pair of elastic telescopic rods (7) symmetrically distributed about the positioning sheet (17); the top end of the elastic telescopic rod (7) is fixedly connected with a grinding wheel (71); a third hydraulic cylinder (57) is fixedly connected to the bottom end of the second chute (5), and a hydraulic rod of the third hydraulic cylinder (57) is fixedly connected to the bottom end of the movable seat (53); guide grooves (52) are formed in the two side walls of the second sliding groove (5); guide blocks (51) are fixedly connected to the side walls of the two sides of the movable seat (53); the guide block (51) is slidably connected in the guide groove (52); the elastic telescopic rod (7) rotates through the rotating piece.
8. The welding equipment for producing the water heater liner according to claim 7, wherein: the rotating member includes a first helical gear (72); the bottom end of the elastic telescopic rod (7) extends into the third cavity (64) and is fixedly connected with a first bevel gear (72); a second rotating shaft (74) is rotatably connected to the side wall of the third cavity (64); a second bevel gear (73) and a third gear (75) are fixedly connected to the second rotating shaft (74); the outer side wall of the rotating disc (63) is fixedly connected with a tooth block; the first bevel gear (72) and the second bevel gear (73) are meshed with each other; the third gear (75) is meshed with the tooth blocks outside the rotating disc (63); a group of cleaning sheets (77) are fixedly connected to the outer side wall of the grinding wheel (71); the cleaning sheet (77) and the outer side wall of the positioning sheet (17) are contacted with each other; the mobile box (58) is provided with a pair of symmetrically distributed blowpipes (76).
9. The welding equipment for producing the water heater liner according to claim 8, wherein: the first rotation shaft (19) comprises a third rotation shaft (8); the third rotating shaft (8) is connected with the output end of the first motor (18); a square groove (81) is formed in the side wall of the third rotating shaft (8); square rods (82) are fixedly connected to the side walls of the discs (13); the square rod (82) is connected in the square groove (81) in a sliding way; the opening of the circular groove (12) is rotationally connected with a circular ring (83); an L-shaped through groove (84) is formed in the circular ring (83); a limiting block (85) is fixedly connected to the disc (13); a hanging handle is fixedly connected on the disc (13).
10. A method of operating a welding apparatus for producing a water heater liner, the method being applicable to a welding apparatus for producing a water heater liner as claimed in any one of claims 3 to 9, characterized in that: the method comprises the following steps:
s1: the bent rectangular plate (9) is placed on the disc (13) through the mechanical arm, the power piece drives the pair of arc-shaped blocks (16) to move in opposite directions to clamp, meanwhile, the bonding edge of the bent rectangular plate (9) is positioned through the positioning piece (17), and then the positioning piece (17) is moved out through the moving piece;
s2: the first motor (18) drives the disc (13) to rotate 180 degrees, so that the round rectangular plate (9) rotates, and the joint seam of the round rectangular plate rotates from the lowest end to the highest end;
s3: the round rectangular plate (9) is extruded through the pushing block (35), so that the close fitting of the fitting seam is ensured, and then the straight seam is welded through the welding piece.
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| CN202310991808.XA CN116690022B (en) | 2023-08-08 | 2023-08-08 | Welding equipment for production of water heater liner and operation method thereof |
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| CN117506592A (en) * | 2024-01-05 | 2024-02-06 | 祁县金一佰玻璃制品有限公司 | Glass product forming device and application method thereof |
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| CN113681228A (en) * | 2021-10-25 | 2021-11-23 | 徐州铭德轴承有限公司 | Automatic chuck device for pipes |
| CN115326706A (en) * | 2022-08-02 | 2022-11-11 | 史学芹 | Multi-azimuth detection equipment of solar water heater water tank inner container rounding welding machine |
| CN218253740U (en) * | 2022-10-09 | 2023-01-10 | 中达智能装备(唐山)有限公司 | Displacement device of welding robot |
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| CN117506592A (en) * | 2024-01-05 | 2024-02-06 | 祁县金一佰玻璃制品有限公司 | Glass product forming device and application method thereof |
| CN117506592B (en) * | 2024-01-05 | 2024-03-12 | 祁县金一佰玻璃制品有限公司 | Glass product forming device and application method thereof |
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