CN105057888A - Laser welding system for finned tube - Google Patents
Laser welding system for finned tube Download PDFInfo
- Publication number
- CN105057888A CN105057888A CN201510479254.0A CN201510479254A CN105057888A CN 105057888 A CN105057888 A CN 105057888A CN 201510479254 A CN201510479254 A CN 201510479254A CN 105057888 A CN105057888 A CN 105057888A
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- Prior art keywords
- finned tube
- pinch roller
- fin
- fixed
- straight tube
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- 238000003466 welding Methods 0.000 title claims abstract description 41
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000006641 stabilisation Effects 0.000 claims description 26
- 238000011105 stabilization Methods 0.000 claims description 26
- 230000001737 promoting effect Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 13
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 14
- 230000004308 accommodation Effects 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 12
- 230000033001 locomotion Effects 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
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- 229920001778 nylon Polymers 0.000 description 1
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- 230000000630 rising effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/083—Devices involving movement of the workpiece in at least one axial direction
-
- 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
- B23K37/0426—Fixtures for other work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0461—Welding tables
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
A laser welding system for a finned tube comprises a supply box for supplying and conveying straight tubes. A pressing wheel box is fixedly arranged on the outer side of the supply box and comprises a pressing wheel installation box and at least two pressing wheels arranged in the upper portion of the pressing wheel installation box. A pressing wheel pushing body for pushing the pressing wheels is fixedly arranged at the upper portion of the pressing wheel installation box. The straight tubes penetrate the upper portion of the pressing wheel installation box to make contact with the pressing wheels. A welding portion for welding the straight tubes to the finned tube is installed on the outer side of the pressing wheel installation box. Fins for performing welding through the welding portion are arranged on the straight tubes. The laser welding system at least has the beneficial effects that the finned tube with the large tube diameter can be welded, the quality of welding joints between the fins and the straight tubes is high, and no air hole is formed.
Description
Technical field
The present invention relates to finned tube manufacture field, be specifically related to a kind of laser welding system of finned tube.
Background technology
Laser weld utilizes high-octane laser pulse to carry out the local heat in tiny area to material, and the energy of laser emission, by the diffusion inside of heat transfer to material, forms specific molten bath by after material fusing.
Application number: 200710019965.5, the applying date: 2007-02-01, application title: high finned heat-exchange tube and processing method thereof, in Fig. 4 of Figure of description, indicate the position that gear-box is supply straight tube, in this processing method, adopt the mode of traditional extruding straight tube to produce finned tube.
Application number: 201210412776.5, the applying date: 2012-10-25, application title: a kind of method and apparatus processing copper tube with spiral rib fin, in the detailed description of the invention of description, " the three-wheel rolling mill of copper pipe transport platform outlet " is in Fig. 1 of Figure of description; Wherein, copper pipe transport platform is the device of supply straight tube.In this processing method, adopt the mode of traditional extruding straight tube to produce finned tube.
In above-mentioned patent, all cannot process large diameter straight tube, and large diameter finned tube cannot be processed, because the processing mode of extruding can cause large diameter straight tube to deform.
Above patent application due to their goal of the invention and technical problem to be solved all different, cause their technical scheme to comprise the difference of structure and method for this reason, they can not combine in order to present patent application simply, otherwise structural design can be caused more complicated, or can not implement, etc.
How to design a kind of laser welding system of finned tube, large diameter finned tube can be processed, become the technical problem that we are badly in need of solving.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art existence, and a kind of laser welding system of finned tube is provided.
The object of the invention is to have come by following technical solution, a kind of laser welding system of finned tube, comprise for supplying and carrying the service tank of straight tube, the outside of service tank is fixed with pinch roller case, described pinch roller case comprises pinch roller install bin and is located at least two pinch rollers in pinch roller install bin top, described pinch roller install bin top is fixed with the pinch roller push body for promoting pinch roller, described straight tube passes pinch roller install bin top and contacts with pinch roller, it is the weld part of finned tube that the outside of described pinch roller install bin is provided with straight tube welding, described straight tube is provided with and carries out by weld part the fin that welds.
Described service tank has supply motor and cog belt.
Described weld part comprises the plumb joint being located at straight tube and fin junction, and plumb joint bottom is installed with the weld holder for supporting welding head, and running through in weld holder has rotary screw.
Described weld part bottom is fixed with the vertical axis for erecting and welding portion, and the upper end of vertical axis is fixed with top board, and rotary screw is rotatable to be interted in top board.
One end of the relative rotary screw of described top board is upwards extended with pressing plate, and described pressing plate upper end is provided with compressing tablet cylinder, and the bottom of compressing tablet cylinder is provided with the presser wheel for suppressing fin.
The bottom of described weld part is fixed with the fin platform for convoluted fin, and fin platform top is provided with the appearance volume groove holding and spiral as the fin of web-like, and fin platform is fixed with the guide card wheel led to the fin of strip near weld part sidepiece.
The downside of described fin platform is fixed with supporting leg.
The slideway for carrying straight tube is provided with outside described service tank.
The conveying mechanism for receiving finned tube is provided with outside described weld part.
At least one telescopic stabilization frame is provided with in described conveying mechanism.
The present invention compared with prior art, has the following advantages and effect:
1, overall construction design is reasonable, and structural stability is higher;
2, speed of welding is fast, and smooth welded seam, weldquality are high, pore-free;
3, can accurately control, positioning precision is high, and automaticity is high;
4, welding between larger-diameter straight tube and wider fin can be welded.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of laser weld mechanism in the present invention;
Fig. 2 is the structural representation of laser weld mechanism in the present invention;
Fig. 3 is integral installation schematic diagram of the present invention;
Fig. 4 is the structural representation of middle slideway of the present invention;
Fig. 5 is the scheme of installation of pipe dish in the present invention;
Fig. 6 is the scheme of installation of middle slideway of the present invention;
Fig. 7 is the schematic perspective view of conveying mechanism in the present invention;
Fig. 8 is the structural representation of conveying mechanism in the present invention;
Fig. 9 is the structural representation of stabilization frame in the present invention;
Figure 10 is the scheme of installation of stabilization frame in the present invention;
Figure 11 is another structural representation of stabilization frame in the present invention;
In figure:
Slideway 1, base 1a, bracing frame 1b, pallet 1c, fixed cover 1d, the first back shaft 1e, the first side block body 1f, the second back shaft 1g, the second side block body 1h, rotating shaft 1i, pipe dish 1j, block body 1k, upper italic 1m, connector 1n, positioning body 1p, ennation 1q, limit body 1r, bearing pin 1s, footing 1t, regulating platform 1u, pusher 1v, rotor 1w;
Laser weld mechanism 2, service tank 2a, pinch roller case 2b, pinch roller install bin 2b1, pinch roller push body 2b2, pinch roller 2b3, supply motor 2c, cog belt 2c1, weld part 2d, supporting welding head 2d1, weld holder 2d2, rotary screw 2d3, vertical axis 2e, top board 2e1, supporting leg 2f, fin platform 2g, appearance volume groove 2g1, guide card wheel 2g2, compressing tablet cylinder 2h, pressing plate 2h1, presser wheel 2h2;
Conveying mechanism 3, outer seat 3a, inner seat 3b, 3b1 at the bottom of inner seat, transverse slat 3b2, slide plate 3c, installing plate 3d, transmission case 3e, power transmission shaft 3e1, drive 3e2, electric rotating machine 3f, motor shaft 3f1, motor wheel 3f2, chuck 3g, driving-belt 3h, motion motor 3i, gear 3i1, tooth bar 3j, limited block 3k, slide rail 3m, tooth bar block 3n, detector 3p, positive stop 3q, stabilization frame 4, underframe 4a, lower retaining wall 4b, upper retaining wall 4c, added 4d, groove 4e, protruding 4f, slide cartridge 4g, pushing cylinder 4h, guide rod 4i, screw 4m, cushion 4n, stabilization wheel 4p, stabilization axle 4q,
Fin c, straight tube D, finned tube d.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be described in detail: as shown in fig. 1, the laser welding system of a kind of finned tube of the present invention, comprise for supplying and carrying the service tank 2a of straight tube D, straight tube D, the outside of service tank 2a is fixed with pinch roller case 2b, described pinch roller case 2b comprises pinch roller install bin 2b1 and is located at least two pinch roller 2b3 in pinch roller install bin 2b1 top, described pinch roller install bin 2b1 top is fixed with the pinch roller push body 2b2 for promoting pinch roller 2b3, described straight tube D passes pinch roller install bin 2b1 top and contacts with pinch roller 2b3, the outside of described pinch roller install bin 2b1 is provided with weld part 2d straight tube D being welded as finned tube d, described straight tube D is provided with and carries out by weld part 2d the fin c that welds, at least there is the finned tube d that can weld Large Diameter Pipeline, and weldquality between fin c and straight tube D is high, imperforate effect.
As as shown in Fig. 1 ~ 3, a kind of laser welding system of finned tube, comprise for supplying and carrying the service tank 2a of straight tube D, the outside of service tank 2a is fixed with pinch roller case 2b, three roller Rotary rolling mills are used as pinch roller case 2b by " application number: the three roller Rotary rolling mills of Fig. 4 of 200710019965.5 Figure of description " in prior art, by pinch roller case 2b, pinch roller 2b3 is installed, change three rollers in three roller Rotary rolling mills into can roll rubber column, by rubber column and pinch roller 2b3, straight tube D is positioned, ensure that straight tube D can not rock in pinch roller case 2b, stably carry to the conveying mechanism 3 i.e. right part of pinch roller case 2b.
Described pinch roller case 2b comprises pinch roller install bin 2b1 and is located at least two pinch roller 2b3 in pinch roller install bin 2b1 top, adopt two rubber columns namely can extrude top and the bottom of straight tube D, arrange three rubber columns can carry out extruding to straight tube D in different positions and locate, when ensureing that straight tube D carries to the right, can not rock.
Described pinch roller install bin 2b1 top is fixed with the pinch roller push body 2b2 for promoting pinch roller 2b3, pinch roller push body 2b2 can be cylinder, or hydraulic cylinder, pinch roller push body 2b2 is arranged on the top of pinch roller install bin 2b1, not taking the space in pinch roller install bin 2b1, there is larger space for holding large diameter straight tube D in pinch roller install bin 2b1.
Push rod in pinch roller push body 2b2 or cylinder rod are fixed on pinch roller 2b3, the extruding force between pinch roller 2b3 and straight tube D can be controlled, the light-wall pipe that diameter is larger can adopt less extruding force, the light-wall pipe avoiding diameter larger deforms, and can weld again the fin of strip on the light-wall pipe that diameter is larger.
Change in prior art, the mode of rolling extrusion cannot the technical bottleneck of processing thin-walled pipe and dilated diameter straight tube.And can the diameter of finned tube that goes out of controlled working, the radius of straight tube is fixed, and the width of fin is fixed, and the radius of straight tube equals the radius of finned tube with the width of fin.
Described straight tube D passes pinch roller install bin 2b1 top and contacts with pinch roller 2b3, the extruding of pinch roller 2b3 and straight tube D contact, and this extruding force can be controlled by the cylinder pressure of pinch roller push body 2b2.
The outside of described pinch roller install bin 2b1 is provided with weld part 2d straight tube D being welded as finned tube d, and described straight tube D is provided with and carries out by weld part 2d the fin c that welds.
Both, to straight tube surface and the junction of fin, weld together by the laser welding system Emission Lasers in weld part 2d.
Laser weld can adopt continuously or pulse laser beam is realized, the principle of laser weld can be divided into heat-conduction-type to weld and Laser Deep Penetration Welding, by controlling the parameters such as the width of laser pulse, energy, peak power and repetition rate, make straight tube D surface melting, form specific molten bath, thus fin c is placed in molten bath, both stably weld together.
Described service tank 2a has supply motor 2c and cog belt 2c1.Adopt the kind of drive of driven by motor cog belt, in service tank 2a, transmit the supply gradually that power can realize in stepping and angle.When large diameter straight tube D supplies, good control can be carried out to the rotary speed of straight tube D and the anglec of rotation.
Described weld part 2d comprises the plumb joint 2d1 being located at straight tube D and fin c junction, plumb joint 2d1 is laser welding system, plumb joint 2d1 bottom is installed with the weld holder 2d2 for supporting welding head 2d1, the bottom of plumb joint 2d1 is fixedly mounted in the weld holder 2d2 of platy structure, installs the position of screw rod to weld holder 2d2 that can regulate or rotate regulate by weld holder 2d2 bottom.
Fixedly run through in weld holder 2d2 and have rotary screw 2d3.Rotary screw 2d3 can adopt screw rod of the prior art can realize rotating, and by the threaded engagement on the screw thread on screw rod and rotary screw 2d3, thus adjustment rotary screw 2d3 is in the height on top board 2e1.
Described weld part 2d bottom is fixed with the vertical axis 2e for erecting and welding portion 2d, vertical axis 2e also can be able to be axis body for support, what also can have supporting role is casing, supported by the top board 2e1 of vertical installation to vertical axis 2e upper end of vertical axis 2e, ensure that the position of top board 2e1 is constant all the time.
The upper end of vertical axis 2e is fixed with top board 2e1, is provided with screw corresponding with rotary screw 2d3 in top board 2e1, realizes rotary screw 2d3 and rotates in top board 2e1, thus changes rotary screw 2d3 and stretch out or to eject or higher than the position of top board 2e1.
Rotary screw 2d3 is rotatable to be interted in top board 2e1, regulates the position of plumb joint 2d1 on weld holder 2d2, thus the straight tube D of corresponding different-diameter.
One end of the relative rotary screw 2d3 of described top board 2e1 is upwards extended with pressing plate 2h1, pressing plate 2h1 is fixed on the end of top board 2e1, pressing plate 2h1 upwards extends to form vertical supporter along the end of top board 2e1, and pressing plate 2h1 installs cylinder and the compressing tablet cylinder 2h of adjustable pressure.
Pressure in the compressing tablet cylinder 2h of pressing plate 2h1 upper end is controlled, the downforce of compressing tablet cylinder 2h to the presser wheel 2h2 of bottom is controlled, take turns 2g2 by presser wheel 2h2 with guide card to coordinate, by the fin c of strip or rectangular slat shape gradually be delivered on straight tube D, being convenient to the radial direction of straight tube D of fin c is tangent, and the laser in plumb joint 2d1 is penetrated on point of contact, and fin c and straight tube D is welded together, adopt the mode of melting in laser weld, the junction of fin c and straight tube D does not have bubble.
Presser wheel 2h2 and guide card are taken turns 2g2 two wheels that cooperatively interact and are extruded the fin conveying gradually of a strip, can carry out the processing continued.
The bottom of described weld part 2d is fixed with the fin platform 2g for convoluted fin c, the fin c of strip is that discoidal package structure is placed in fin platform 2g, the top of fin platform 2g caves inward the appearance volume groove 2g1 of a hollow cylinder, to hold in volume groove 2g1 discoidal fin c and is delivered to welds with straight tube D is tangent by being taken turns 2g2 by presser wheel 2h2 and guide card gradually.
Fin platform 2g top is provided with the appearance volume groove 2g1 holding and spiral as the fin c of web-like, and fin platform 2g is fixed with the guide card wheel 2g2 led to the fin c of strip near weld part 2d sidepiece.Guide card wheel 2g2 coordinates with presser wheel 2h2, the fin c that both clamp strip being welded on straight tube D gradually, thus formation finned tube d.
The downside of described fin platform 2g is fixed with supporting leg 2f, and supporting leg 2f is corresponding with the bottom of straight tube D for supporting fin platform 2g, ensures carry out tangent under the height of fin platform 2g can carry fin c to straight tube D and weld.
As shown in Fig. 4 ~ 6, outside described service tank 2a, be provided with the slideway 1 for carrying straight tube D.
The slideway 1 of finned tube d, comprising base 1a for being cuboid or strip structure, adopting solid metallic materials to make, being convenient to bracing frame 1b is fixedly welded on base 1a, base 1a also can adopt concrete or stone material to make, and stability is higher, and service life is lasting.
And the bracing frame 1b be fixed on base 1a, bracing frame 1b is decussate texture, can be cross brandreth, the bottom of bracing frame 1b be fixed in base 1a, and the two ends, left and right of bracing frame 1b are fixedly connected with the bottom of the first back shaft 1e, the second back shaft 1g respectively, ensure that bracing frame 1b's vertically can carry out stable support, being easy to selection, stabilized structure, also can be wooden cross, material is light, is easy to processing.
Support frame as described above 1b top is provided with pallet 1c, pallet 1c can be the hollow cuboid of upper opening, hollow part can be semicircle arcuation, also can be that hollow cylinder is corresponding with the arc of straight tube D, the boring of pallet 1c hollow core cuboid is that V-shaped groove is corresponding with the sidewall of straight tube D, increase and the contact surface of straight tube D, straight tube D is slided along the hollow part of pallet 1c, avoid that contact surface is less swipes to straight tube D.
The inside of described pallet 1c is provided with V-shaped groove, and pallet 1c entirety is strip, and the pallet 1c of strip is by straight tube D, and the rectangular shape of cross section of pallet 1c, the two sides of pallet 1c are vertical vertical plane.
The left surface of pallet 1c is corresponding with the right-hand member of the first side block body 1f to slide, and the right flank of pallet 1c is corresponding with the left end of the second side block body 1h to slide.Support the both sides of pallet 1c, pallet 1c is slided up and down between the first side block body 1f right-hand member and the second side block body 1h left end, what guarantee pallet 1c was stable is supported on wherein, and slide up and down, Stability Analysis of Structures, service life is lasting.
The inside of described pallet 1c is V-shaped, and the pallet 1c inner bottom surface of V-arrangement is arc, and this arcwall face is corresponding with the surface of straight tube D, slides, and the slip improving contact is the surface area of contact.
The bottom of pallet 1c is provided with fixed cover 1d, fixed cover 1d can be circular hollow sleeve, also can be square hollow sleeve, also can be other hollow-core constructions, by fixedly sleeved for the fixed cover 1d of lower hollow at bracing frame 1b top, the corresponding clamping in top of fixed cover 1d and cross bracing frame 1b, also the slip of fixed cover 1d and mutual alignment, cross bracing frame 1b top can be passed through, realize the adjustment of pallet 1c upper-lower position, by adjusting tray 1c by corresponding with processing place for the position of straight tube D, improve the precision of processing.
Support frame as described above 1b both sides are respectively equipped with the first back shaft 1e, the second back shaft 1g, and vertical axis body can adopt stainless steel tube to make, and corrosion resistance is comparatively strong, and quality is light, are convenient to change.
Bracing frame 1b, the first back shaft 1e, the second back shaft 1g can be fixedly plugged on base 1, also can adopt the connected modes such as the mode of fixing welding.
First back shaft 1e is provided with the first side block body 1f, and the second back shaft 1g is provided with the second side block body 1h, and described first side block body 1f and the second side block body 1h is located at the both sides of pallet 1c respectively.
The left end of the first side block body 1f is fixed on the first back shaft 1e top, the right side of the first side block body 1f is that vertical face is slided with vertical plane on the left of pallet 1c is mutually corresponding, the right-hand member of the second side block body 1h is fixed on the second back shaft 1g top, and the left side of the second side block body 1h is that vertical face is slided with vertical plane on the right side of pallet 1c is mutually corresponding; First side block body 1f, the second side block body 1h symmetry be arranged on pallet 1c both sides, ensure that pallet 1c is stable and be socketed in bracing frame 1b top and slide up and down, can not the picking-up of run-off the straight impact to straight tube D.
The top of described second back shaft 1g is provided with rotating shaft 1i, rotating shaft 1i can cylindrical axis body, also can be bearing, also can be columniform copper sheathing, rotating shaft 1i is provided with pipe dish 1j, the bottom in the centre position of pipe dish 1j is fixed on rotating shaft 1i, the centre position of pipe dish 1j is rotated along rotating shaft 1i, the two ends that pipe dish 1j can be carried out can move up and down, formed and, pipe dish 1j pop-up is equipped with at least two straight tube D, in pipe dish 1j, multiple straight tube D is set, pipe dish 1j tilt for left low right high time, straight tube D just can be rolled in pallet 1c, processing place is made to continue processing straight tube D, avoid shut down or downtime long, improve working (machining) efficiency.
One end of described pipe dish 1j is provided with italic 1m, upper italic 1m is acclivitous sheet material, in 165 degree or 15 degree of angles between the pipe dish 1j of upper italic 1m and rectangle.Not only facilitate and straight tube D is stopped, when pipe dish 1j tilts, also facilitate straight tube D to fall in pallet 1c along the upper italic 1m of pipe dish 1j left end.
It is vertical metallic plate that the other end is provided with block body 1k, can be welded on the right part of pipe dish 1j.Be blocked in pipe dish 1j by straight tube D by block body 1k, when avoiding pipe dish 1j right low left high, straight tube D drops from pipe dish 1j.
Bottom is provided with connector 1n, connector 1n can be metal derby also can be metal shaft, positioning body 1p is connected with connector 1n, and the body 1p that transposes is fixedly connected with the connector 1n of pipe dish 1j bottom or hinged, is pulled or jack-up pipe dish 1j moves up and down by connector 1n.
Connector 1n also can be protruding, is connected by the protruding top with positioning body 1p, by the 1p extension of positioning body or elongation thus the position that swings up and down of adjustable pipe dish 1j.
Described base 1a is upwards provided with positioning body 1p, and positioning body 1p is the axis body of adjustable length, can be the metal shaft of telescopic shaft or different length.
Described positioning body 1p is socketed with ennation 1q, and described ennation 1q is provided with limit body 1r.Fix bottom positioning body 1p with base 1a, be the outer cylinder body of boring by positioning body 1p, ennation 1q is the inner barrel of boring, inner barrel is socketed in outer cylinder body, inner barrel moves up and down in outer cylinder body, thus realizes pipe dish 1j right-hand member by up-down adjustment
Limit body 1r can be bearing pin, and utilize bearing pin to fix position between inner barrel and outer cylinder body, when inner barrel is screw rod, limit body 1r can be gear, is moved up and down in outer cylinder body by the screw rod that rotarily drives of gear.
Described base 1a is provided with regulating platform 1u, regulating platform 1u is that brace table or square platform support pusher 1v, pusher 1v can be motor, adopt servomotor, be easy to regulate and the scope of application is wide, pusher 1v arrange driving cog, the gears meshing of driving cog and limit body 1r, lead-screw rotates in outer cylinder body, thus realizes the up-down adjustment to pipe dish 1j right-hand member.Realize by the control to servomotor, realize intelligent and automation.
It is motor that described regulating platform 1u is provided with pusher 1v, and it is driving cog that pusher 1v is provided with rotor 1w.
Described base 1a is provided with footing 1t, and bottom base 1a or end is provided with at least one footing 1t, and footing 1t is metal derby, be fixedly connected with base 1a by footing 1t, in footing 1t, fix grafting bearing pin 1s, be connected with being fixed between ground by bearing pin 1s, realize the location to base 1a.
As shown in Fig. 7 ~ 10, outside described weld part 2d, be provided with the conveying mechanism 3 for receiving finned tube d.
The inner seat 3b that the conveying mechanism 3 of finned tube d comprises outer seat 3a and is fixed in outer seat 3a, outer seat 3a is the platform of cuboid, the top of platform is provided with the chuck 3g that can slide on platform, and platform arranges slide plate 3c, is arranged on by chuck 3g on slide plate 3c, slide plate 3c is rectangular slab, can be metal plate, adopt cast iron materials to make, can cushion effect be resisted, chuck 3g is rotatable clamping head, can be geometrical clamp.
Described outer seat 3a is provided with the chuck 3g of movement in rotation, and chuck 3g is arranged in slide plate 3c, and slide plate 3c drives on the upper surface of chuck 3g seat 3a outside and slides, and this slip is for horizontally slipping.
Chuck 3g is fixed on slide plate 3c, and follows slide plate 3c and move left and right, and chuck 3c is clamped with straight tube D, chuck 3c follows the rotation of straight tube D and rotates.
Installing plate 3d is fixed with on described slide plate 3c is vertical, installing plate 3d is the vertical rectangular slab placed, the bottom of installing plate 3d is fixedly mounted in slide plate 3c, the middle position of installing plate 3d is fixed with transmission case 3e, transmission case 3e is the bearing block of cuboid, columniform power transmission shaft 3e1 interts in bearing block, and rotates in bearing block.
Described chuck 3g is fixed on the power transmission shaft 3e1 in transmission case 3e.Chuck 3g follows turning cylinder 3e1 and rotates.Turning cylinder 3e1 is provided with drive 3e2, and drive 3e2 is belt pulley.
Described installing plate 3d is fixed with electric rotating machine 3f, electric rotating machine 3f is servomotor, described electric rotating machine 3f is provided with motor shaft 3f1, motor shaft 3f1 is fixed with motor wheel 3f2, motor wheel is belt pulley, described transmission case 3e is provided with power transmission shaft 3e1, power transmission shaft 3e1 is fixed with drive 3e2, driving-belt 3h is connected with between described motor wheel 3f2 and drive 3e2, between two belt pulleys, cog belt is set, by the rotation of servomotor, follow the rotation of processing place and rotate, both synchronous axial system, avoid, because of rotating, straight tube D transverse warping occurs, improve the quality that straight tube D is processed into finned tube.
The centre position of described chuck 3g is fixed on power transmission shaft 3e1.Chuck 3g follows power transmission shaft 3e1 and rotates.Chuck 3g can be the secter pat of three 60 degree, also can be the clamping device that two and half nahlock docking are formed.Also the secter pat of four 45 degree can be adopted to be clamped in chuck 3g the end of straight tube D.
State in inner seat 3b and be fixed with at least one telescopic stabilization frame 4, the bottom of stabilization frame 4 is provided with slide cartridge 4g and pushing cylinder 4h, and slide cartridge 4g is socketed in pushing cylinder 4h and slides up and down, thus regulates the position residing for stabilization frame 4.
Be fixed with motion motor 3i under slide plate 3c on described outer seat 3a, under motion motor 3i is arranged on slide plate 3c, under the rectangular shape of motion motor 3i is arranged on slide plate 3c, on inner seat 3b, the height of rectangle is less than bottom slide plate 3c to the distance between inner seat 3b top.Make motion motor 3i can back and forth movement bottom slide plate 3c and between inner seat 3b top.
Described motion motor 3i end winding support has gear 3i1, and gear 3i1 engages with tooth bar 3j, and under motion motor 3i is fixed on slide plate 3c, the rotation of motion motor 3i middle gear 3i1 realizes slide plate 3c and slidably reciprocates on the slide rail 3m of strip along tooth bar 3j.
Inner seat 3b in described outer seat 3a is provided with tooth bar 3j, and described gear 3i1 engagement is docked on tooth bar 3j.
Described tooth bar 3j is fixedly mounted on the side of inner seat 3b, avoids touching between the lifting of stabilization frame 4 ground and tooth bar 3j in inner seat 3b.
Described inner seat 3b is installed with tooth bar block 3n, is fixed on inner seat 3b upper end bottom the tooth bar block 3n of cuboid, the bottom of described tooth bar 3j is fixed at least two tooth bar block 3n.By tooth bar block 3n, tooth bar 3j is arranged in position of engaging corresponding to gear 3i1.
Described outer seat 3a side wall upper part is fixed with symmetrical slide rail 3m, and slide rail 3m is the track of strip, is arranged on outer seat 3a two side symmetrically, and the slide plate 3c pressure on described outer seat 3a is touched on the slide rail 3m of symmetry.Article two, slide rail 3m is arranged on horizontal direction setting.Ensure stability when slide plate 3c drives straight tube D to slide.
Described slide plate 3c side is fixed with the detector 3p detecting slide plate 3c position.The position of slide plate 3c is detected by detector 3p, detector 3p also makes the induction installation of the stabilization frame 4 stretched, after slide plate 3c passes from stabilization frame 4 top, stabilization frame 4 rises, underframe 4a, the shake of lower retaining wall 4b to straight tube D of rising stabilization frame 4 stop, now, upper retaining wall 4c, added 4d are not arranged on lower retaining wall 4b.
The positive stop 3q that described slide plate 3c end winding support limited location block 3k, limited block 3k are fixing with outer seat 3a right-hand member is corresponding, thus stops that slide plate 3c skids off slide rail 3m, ensures the stability of slide plate 3c motion.
The left upper part of described outer seat 3a is fixed with a stabilization frame 4, stabilization frame 4 processing process in, for finned tube provide prevent shake space, avoid contacting with finned tube, avoid having an impact to finned tube, when the long generation of finned tube is shaken up and down, this stabilization frame 4 contacts.Under machining state at a high speed, do not contact with finned tube and formed in the outside of finned tube and protect, and hold up, can high-speed cruising be realized, produce under avoiding contact condition and between finned tube and rub.
Comprising underframe 4a is cuboid, metal or soft material can be adopted to make, can be copper material, soft avoid contacting with finned tube producing to hang hinder, also can adopt plastics or rubber or timber, contact with the finned tube of metal, can not to damage the blade of finned tube, to improve the quality of finned tube in process, adopt nonmetallic materials to make, plastics, rubber, timber etc. are lightweight, are easy to make and install.
And being fixed on underframe 4a also upwards in the lower retaining wall 4b tilted, lower retaining wall 4b can be cuboid or arc-shaped, and 30 degree of circular arcs to 90 can be adopted to spend the circular arc of the unspecified angle within the scope of circular arc, is conducive to installing symmetrical structure at the two ends of underframe 4a; Holding ring and jointly form loop configuration by a underframe 4a, two lower retaining wall 4b, two upper retaining wall 4c, added 4d, can be annular or the loop configuration such as rectangle or hexagon.
Holding each several part in ring can select identical material to make, and is conducive to unified processing.
Lower retaining wall 4b and upper retaining wall 4c fixedly dock in the accommodation ring formed to be provided with and lose few three stabilizations and take turns 4p, stabilization wheel 4p holds in ring by dismountable being arranged on of stabilization axle 4q, stabilization wheel 4p can be surface is the wheel of rubber material or wheel post, also can be rubber column, or the wheel that other soft, wear-resistant material are made, the shake of finned tube is avoided by the contact of wheel, stabilization is taken turns dismountable being arranged on of 4p and is held in ring by stabilization axle 4q, stabilization axle 4q can be a threaded axle of tool, is held in ring by dismountable being fixed on of screw.
Finned tube interts through the central hollow place of accommodation ring; carry out rotating and moving in hollow structure; the surrounding of finned tube is surrounded by holding ring; finned tube is protected; finned tube is avoided to occur all to shake when long; adopt multiple accommodation ring can process the longer finned tube of length, not only improve the length of finned tube, and improve processing working (machining) efficiency.
Described lower retaining wall 4b symmetry is located at the both sides of underframe 4a, and underframe 4a holds up finned tube, and the left and right shake of the lower retaining wall 4b that underframe 4a fixes the left and right sides to finned tube stops.Described underframe 4a top is provided with being much of retaining wall 4c, adopts symmetrical structure can carry out the stop of stress balance to the finned tube in shake.
Upper retaining wall 4c upper end is fixed with added 4d, arrange two upper retaining wall 4c to tilt to be fixed in the added 4d two side ends of rectangle, two above retaining wall 4c is along the centre position formation symmetrical structure of added 4d, and upper retaining wall 4c also can adopt the material identical with underframe 4a to make.
Described lower retaining wall 4b upper end is docked to be formed with upper retaining wall 4c lower end and is held ring.
Lower retaining wall 4b upper end can adopt bolt to be connected with upper retaining wall 4c lower end, and fixing welding or pin also can be adopted to be fixed.Adopt dismountable mode to connect, improve the convenience using and hold ring.
Described lower retaining wall 4b upper end is fixed with protruding 4f, this protruding 4f can be circular projection, square projection, also can cylinder, cuboid or other irregular projections such as circular cone and pyrometric cone, protruding 4f is plugged in groove 4e, groove 4e is opening shape and correspondingly with the shape of protruding 4f carries out clamping, realizes dismountable connected mode.
The two parts being up and down conducive to holding ring are separated, the upper retaining wall 4c on top, added 4d are separated from lower retaining wall 4b, the underframe 4a of bottom, be convenient to dismounting, facilitate finned tube directly to shift out from accommodation the vertical of ring, finned tube also can from holding transversely shifting out of ring.
Upper retaining wall 4c lower end is fixed with groove 4e, and described protruding 4f is connected in groove 4e.The mode of clamping is convenient to remove and install, and conveniently operates accommodation ring.
Described lower retaining wall 4b is provided with two, and described upper retaining wall 4c is provided with two, and described lower retaining wall 4b and upper retaining wall 4c is fixed on underframe 4a and added 4d in splayed respectively, and two splayed open butt joints form hexagonal accommodation ring.Hexagon or rectangular configuration are simple geometries, easily determine the position relationship between each element, are convenient to make and use.
Described underframe 4a and added 4d is horizontally set, and two lower retaining wall 4b are separately fixed at the two ends of underframe 4a, and two upper retaining wall 4c are separately fixed at the two ends of added 4d.Adopt the structure of segmentation, on the make underframe 4a and added 4d is identical rectangular structure, in an installation, upwards lower retaining wall 4b is fixedly connected to form the splayed of opening upwards to underframe 4a with two, upper retaining wall 4c is fixedly connected to form the splayed that Open Side Down to added 4d with two downwards, by two splay bottom docking, be fixedly connected with or be removably joined together to form accommodation ring.
The centre position of described underframe 4a is fixed with slide cartridge 4g downwards, the centre position of underframe 4a is fixed on the top of slide cartridge 4g, ensure that the center of gravity line holding ring is through the top of slide cartridge 4g, makes the top being supported on slide cartridge 4g of accommodation ring stress balance, improves interstructural stability.
Pushing cylinder 4h is socketed with bottom described slide cartridge 4g.The inner sleeve slided is slide cartridge 4g, the outer sleeve with thrust is pushing cylinder 4h, inner sleeve is socketed in outer sleeve, mutually slide between the two, hydraulic oil or compressed air are set in gap between, can promote mutually to move between the two, thus regulate the position between pushing cylinder 4h and slide cartridge 4g.
Can arrange hydraulic oil to promote between pushing cylinder 4h and slide cartridge 4g, the height of ring is held in stable adjustment, under accommodation ring can be made to be fixed on different height condition.
Also can adopt and compress hollow promotion, be adjusted to the height of specifying rapidly.
Described pushing cylinder 4h bottom is fixed in inner seat 3b, and inner seat 3b is the metal frame of rectangle, also can be the support of hollow cuboid.
Be provided with 3b1 at the bottom of inner seat bottom inner seat 3b, 3b1 at the bottom of inner seat is metal plate, is fixed pushing cylinder 4h lower end to intert or be welded in 3b1 at the bottom of inner seat and carries out stable fixing.
Described inner seat 3b top is fixed with transverse slat 3b2, by the sheet material of transverse direction and transverse slat 3b2 by hollow inner seat 3b upper end closed, the structure closed provides stable working environment to avoid outside interference for pushing cylinder 4h, underframe 4a two ends are fixed with guide rod 4i, the centre position of guide rod 4i is plugged in transverse slat 3b2, and transverse slat 3b2 not only limits the position of guide rod 4i, and provides the vertical support promoted for guide rod 4i, ensure that holding ring can not rotate along slide cartridge 4g, make accommodation ring laterally fixing.
Described underframe 4a two ends are fixed with screw 4m, and described guide rod 4i top is provided with screw thread and is fixedly screwed in screw 4m, Stability Analysis of Structures, are easy to install and manufacture.
Described accommodation ring is annular, also can be the ring-shaped such as square, hexagon.
Cushion 4n is provided with in the madial wall of described accommodation ring, cushion 4n is fitted in the madial wall holding ring, cushion 4n entirety for ring-shaped be arranged on accommodation ring interior side-wall surface on, cushion 4n can for cavernous body, also can be the soft materials such as rubber, timber, resin, cloth, nylon cloth, avoid the madial wall holding ring to contact with finned tube to cause damaging, improve the quality of finned tube further.
By foregoing description, those skilled in the art can implement.
Above content described in this description is only to structure example of the present invention explanation; And the parts of the present invention title of getting also can be different, all equivalences of doing according to structure, feature and the principle described in inventional idea of the present invention or simple change, be included in the protection domain of patent of the present invention.
Claims (10)
1. the laser welding system of a finned tube, comprise for supplying and carrying the service tank of straight tube, the outside of service tank is fixed with pinch roller case, it is characterized in that: described pinch roller case comprises pinch roller install bin and is located at least two pinch rollers in pinch roller install bin top, described pinch roller install bin top is fixed with the pinch roller push body for promoting pinch roller, described straight tube passes pinch roller install bin top and contacts with pinch roller, it is the weld part of finned tube that the outside of described pinch roller install bin is provided with straight tube welding, and described straight tube is provided with and carries out by weld part the fin that welds.
2. the laser welding system of finned tube according to claim 1, is characterized in that: described service tank has supply motor and cog belt.
3. the laser welding system of finned tube according to claim 1, it is characterized in that: described weld part comprises the plumb joint being located at straight tube and fin junction, plumb joint bottom is installed with the weld holder for supporting welding head, and running through in weld holder has rotary screw.
4. the laser welding system of finned tube according to claim 3, it is characterized in that: described weld part bottom is fixed with the vertical axis for erecting and welding portion, and the upper end of vertical axis is fixed with top board, rotary screw is rotatable to be interted in top board.
5. the laser welding system of finned tube according to claim 4, it is characterized in that: one end of the relative rotary screw of described top board is upwards extended with pressing plate, described pressing plate upper end is provided with compressing tablet cylinder, and the bottom of compressing tablet cylinder is provided with the presser wheel for suppressing fin.
6. the laser welding system of finned tube according to claim 1 or 3, it is characterized in that: the bottom of described weld part is fixed with the fin platform for convoluted fin, fin platform top is provided with the appearance volume groove holding and spiral as the fin of web-like, and fin platform is fixed with the guide card wheel led to the fin of strip near weld part sidepiece.
7. the laser welding system of finned tube according to claim 6, is characterized in that: the downside of described fin platform is fixed with supporting leg.
8. the laser welding system of finned tube according to claim 1, is characterized in that: be provided with the slideway for carrying straight tube outside described service tank.
9. the laser welding system of finned tube according to claim 1, is characterized in that: be provided with the conveying mechanism for receiving finned tube outside described weld part.
10. the laser welding system of finned tube according to claim 9, is characterized in that: be provided with at least one telescopic stabilization frame in described conveying mechanism.
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| CN201510479254.0A CN105057888B (en) | 2015-08-07 | 2015-08-07 | Laser welding system for finned tube |
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| CN201510479254.0A CN105057888B (en) | 2015-08-07 | 2015-08-07 | Laser welding system for finned tube |
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| CN116638231A (en) * | 2023-07-24 | 2023-08-25 | 哈尔滨空调股份有限公司 | Air cooler weld joint welding equipment based on phased array detects |
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| CN105057888B (en) | 2017-04-12 |
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Denomination of invention: A laser welding system for finned tube Effective date of registration: 20210917 Granted publication date: 20170412 Pledgee: Zhejiang Fuyang Rural Commercial Bank Co.,Ltd. Yongchang sub branch Pledgor: HANGZHOU FIN TUBE PIPE INDUSTRIAL Co.,Ltd. Registration number: Y2021330001683 |
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Granted publication date: 20170412 Pledgee: Zhejiang Fuyang Rural Commercial Bank Co.,Ltd. Yongchang sub branch Pledgor: HANGZHOU FIN TUBE PIPE INDUSTRIAL Co.,Ltd. Registration number: Y2021330001683 |