CN108393584B - Automatic solar heat collecting strip laser welding device - Google Patents
Automatic solar heat collecting strip laser welding device Download PDFInfo
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- CN108393584B CN108393584B CN201810208635.9A CN201810208635A CN108393584B CN 108393584 B CN108393584 B CN 108393584B CN 201810208635 A CN201810208635 A CN 201810208635A CN 108393584 B CN108393584 B CN 108393584B
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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
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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
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Optics & Photonics (AREA)
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Abstract
The invention relates to an automatic solar heat collecting strip laser welding device which comprises a welding frame, a welding upper platform, a third welding center, a pairing positioning device and/or an output device, wherein the welding upper platform is positioned on the welding frame and used for conveying heat collecting strip components from left to right, the third welding center is arranged on the welding upper platform, the pairing positioning device is arranged on the welding upper platform and positioned on the left side of the third welding center, and the output device is arranged on the welding upper platform and positioned on the right side of the third welding center; the third welding center comprises a laser welding machine arranged above the welding frame, a third driven roller which is transversely arranged on the welding upper platform in a rotating way and is positioned under a guide roller of the laser welding machine and is used for rolling friction contact with the lower surface of the metal belt piece, a transmission input wheel which is arranged at one end of the third driven roller and is used for being in transmission connection with a power source, and a third positioning device which is arranged on the right side of the third driven roller; the invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to an automatic solar heat collection strip laser welding device.
Background
At present, a flat-plate solar water heater widely adopts aluminum sheets and metal tubes as heat collecting plates, the traditional heat collecting plates are formed by clamping a metal tube between two layers of aluminum sheets, flattening the metal tube to ensure that copper and aluminum are tightly combined, and blowing and forming the pre-flattened metal tube by using high-pressure water or compressed air after surface coating. However, the traditional heat collecting plate only has two layers of pressure-bearing materials of an aluminum sheet and a metal pipe, the metal pipe is rolled and inflated, the bending part can be damaged to a certain extent, the pressure-bearing limit is lower, the heat collecting plate is suitable for places with lower water supply pressure, the rejection rate is high in the production process, and hidden danger exists. Some solar water heater enterprises put forward a new heat collecting plate structure, mainly in two forms, one is that an external aluminum or copper heat absorbing piece is firstly processed into an aluminum wing piece with a circular hole pipe, and then the aluminum wing piece is penetrated into a metal pipe for compounding; the other is to process the external aluminum or copper heat absorbing piece into a fin with a semicircular hole pipe, and then compound the fin with a metal pipe in a riveting, welding and other modes.
For example, chinese patent application No. CN97114292.0 discloses a method for manufacturing heat absorbing plate core of solar water heater, which comprises processing aluminum fins with circular holes with aluminum alloy, inserting a metal tube into the holes of the aluminum fins, expanding the metal tube by mechanical expansion or hydraulic expansion to tightly combine the metal tube with the inner wall of the holes to form the metal heat absorbing tube. The heat collecting sheet with the structure has only two layers of bearing materials, the bearing capacity is limited, the external aluminum heating piece is integrally formed, the contact part of the fin and the round hole pipe is easy to form stress concentration, the probability of breakage is increased, the penetrating metal pipe needs to be expanded to be tightly combined with the inner wall of the hole pipe, and the deformation of the metal pipe can be caused, so that the bearing capacity of the metal pipe can be influenced.
The invention relates to a Chinese patent application with the application number of CN00117119.4, and discloses a production method of a solar heat collecting strip, wherein a metal strip is subjected to cold bending processing into fins with semicircular holes, and then is assembled and rolled with a heat collecting tube. The heat collecting sheet with the structure has only one layer of pressure bearing material and limited pressure bearing capacity, and as the fins and the heat collecting tube are rolled by a rolling and combining machine, the heat collecting sheet and the fins are not tightly contacted with each other, and the heat transfer efficiency can be affected.
The Chinese patent application with the application number of CN201020048924.6 discloses a pressure-bearing solar water heater heat collecting plate, which has low production efficiency and cannot be produced in a large scale.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an automatic solar heat collection strip laser welding device in general; the technical problems to be solved in detail and the advantages to be achieved are described in detail below and in conjunction with the detailed description.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides an automatic solar energy adopts hot strip laser welding device, includes the welding frame, is located the welding frame and is used for carrying the welding upper platform that adopts hot strip subassembly from left to right, sets up No. three welding centers on the welding upper platform to and set up at the welding upper platform and be located the group on No. three welding centers left to positioner and/or set up at the welding upper platform and be located the output device on No. three welding centers right side.
As a further improvement of the above technical scheme:
the third welding center comprises a laser welding machine arranged above the welding frame, a third driven roller which is transversely arranged on the welding upper platform in a rotating way and is positioned under a guide roller of the laser welding machine and is used for rolling friction contact with the lower surface of the metal belt piece, a transmission input wheel which is arranged at one end of the third driven roller and is used for being in transmission connection with a power source, and a third positioning device which is arranged on the right side of the third driven roller;
the third positioning device comprises a third positioning cylinder vertically arranged on the right side of the third driven roller, a third step type positioning block arranged at the upper end of a piston rod of the third positioning cylinder, a metal belt length positioning surface vertically arranged on the left side of the third step type positioning block and used for positioning and contacting with the front end surface of the metal belt, a metal pipe length positioning surface vertically arranged on the third step type positioning block and positioned on the right side of the metal belt length positioning surface and used for positioning and contacting with the front end surface of the metal pipe, and a metal pipe process notch horizontally arranged on the left lower end step surface of the metal pipe length positioning surface and used for corresponding to the lower surface of the outer side wall of the metal pipe;
the metal tube process notch is positioned between the metal tube length positioning surface and the metal belt length positioning surface.
The pairing positioning device comprises a first driving device and a first positioning clamping device which are arranged on the welding upper platform;
the first driving device comprises a first driving roller which is transversely and rotatably arranged on the welding upper platform and driven by a first servo motor and is used for rolling friction contact with the lower surface of the metal belt piece, and a transmission output wheel which is arranged at one end of the first driving roller and is in transmission connection with the transmission input wheel through a transmission belt or a gear;
the first positioning and clamping device comprises a first lifting cylinder, a first rotating shaft, a positive pressure friction sleeve and a guide sheave, wherein the first lifting cylinder is vertical to the welding frame, the first rotating shaft is transversely arranged at the upper end of the first lifting cylinder, the positive pressure friction sleeve is arranged on the first rotating shaft, the guide sheave is rotatably arranged on the first rotating shaft and is used for transversely poking the upper surface of the metal pipe fitting through the guide sheave.
At least one pair of transverse alignment straight screw nuts positioned on the two transverse sides of the metal belt piece are arranged on the left side of the assembly positioning device, and rollers in rolling contact with the transverse side surfaces of the metal belt piece are arranged at the end parts of the transverse alignment straight screw nuts.
The output device comprises a fourth discharging guide roller which is arranged on the welding upper platform, is in rolling contact with the lower surface of the metal belt piece and is driven by a servo motor, and a fifth discharging guide roller which is arranged on the right side of the fourth discharging guide roller and is in transmission connection with the fourth discharging guide roller;
the discharging pressing device comprises a discharging lifting frame which is arranged on the welding upper platform and driven by an air cylinder, and a discharging positive pressure friction roller which is arranged on a transverse rotating shaft of the discharging lifting frame and is used for rolling friction contact with the upper surface of the metal belt piece;
the discharging positive pressure friction roller is positioned above the corresponding fourth discharging guide roller or the corresponding fifth discharging guide roller.
The laser welding machine and the third positioning device are provided with a second welding start photoelectric switch, the right side of the first driving roller is provided with a first lower photoelectric switch, and the left side of the laser welding machine is provided with a third welding stop photoelectric switch.
The invention can process and produce solar heat collection strips with random lengths, is suitable for different buildings, especially roof boards of large-scale buildings, and can completely realize solar building integration.
The beneficial effects of the present invention are not limited to this description, but are described in more detail in the detailed description section for better understanding.
Drawings
FIG. 1 is a schematic view of the construction of a thermal belt assembly of the present invention.
Fig. 2 is a schematic top view of the welding device of the present invention.
Fig. 3 is a schematic side view of the welding device of the present invention.
Fig. 4 is a schematic structural view of a first driving device of the present invention.
Fig. 5 is a schematic structural view of a welding center No. three of the present invention.
Fig. 6 is a schematic installation view of a fifth discharge guide roll of the present invention.
Fig. 7 is a schematic structural view of a third positioning device of the present invention.
Fig. 8 is a schematic view of a positioning cylinder No. three of the present invention.
Fig. 9 is a schematic view of the overall structure of the present invention.
Fig. 10 is a schematic diagram of the overall top view of the present invention.
Fig. 11 is a schematic structural view of a feed input housing of the present invention.
Fig. 12 is a schematic installation view of the thermal belt assembly of the present invention.
Fig. 13 is a schematic structural view of the discharge output frame of the present invention.
Fig. 14 is a schematic top view of the outfeed output housing of the present invention.
Fig. 15 is a schematic structural view of the discharge friction wheel of the present invention.
Wherein: 1. a heat collecting strip assembly; 2. a metal strip member; 3. a metal pipe fitting; 4. the front end face of the metal tube; 5. the front end surface of the metal belt; 6. a welding frame; 7. welding an upper platform; 8. a first driving device; 9. a first positioning and clamping device; 10. a fourth discharging guide roller; 11. a fifth discharging guide roller; 12. transversely aligning the linear screw nut; 13. a third welding center; 14. A laser welding machine; 15. A discharging and compacting device; 16. a first driving roller; 17. a lifting cylinder I; 18. a first rotating shaft; 19. a positive pressure friction sleeve; 20. a transmission output wheel; 21. a third driven roller; 22. a transmission input wheel; 23. a third positioning device; 24. a third positioning cylinder; 25. a metal strip length positioning surface; 26. a metal tube length positioning surface; 27. a metal pipe process notch; 28. a discharging lifting frame; 29. a discharging positive pressure friction roller; 30. transversely aligning the metal tube cylinder; 31. zero photoelectric switch; 32. A first lower photoelectric switch; 33. welding the photoelectric switch; 34. stopping welding the photoelectric switch; 35. A fourth discharging photoelectric switch; 36. a guide sheave; 51. A feeding input rack; 52. feeding skirt bands; 53. a feeding driven shaft; 54. a feeding driving shaft; 55. a feeding driving motor; 56. a feeding support rod; 57. a discharging output rack; 58. a discharge conveyor belt; 59. discharging fifth straightening to stop the photoelectric switch; 60. a discharging driving motor; 61. a discharge driving wheel; 62. discharging driven wheels; 63. a discharge press roll device; 64. a discharging compacting cylinder; 65. a discharge rotation shaft; 66. and a discharging friction wheel.
Detailed Description
As shown in fig. 1 to 15, the heat collecting strip assembly 1 of the present invention comprises a metal strip 2, and a metal pipe member 3 welded in parallel to the upper surface of the metal strip 2, with a metal pipe front end surface 4 exposed at or equal to a metal strip front end surface 5.
The automatic solar heat collecting strip laser welding device of the embodiment comprises a welding frame 6, a welding upper platform 7, a third welding center 13, a pairing positioning device and/or an output device, wherein the welding upper platform 7 is positioned on the welding frame 6 and used for conveying a heat collecting strip component 1 from left to right, the third welding center 13 is arranged on the welding upper platform 7, the pairing positioning device is arranged on the welding upper platform 7 and positioned on the left side of the third welding center 13, and the output device is arranged on the welding upper platform 7 and positioned on the right side of the third welding center 13.
The invention can process and produce solar heat collection strips with random lengths, is suitable for different buildings, especially roof boards of large-scale buildings, and can completely realize solar building integration.
The heat collecting strip assembly 1 is fed from the left side of the welding frame 6, the pre-welding assembly adjustment is realized through the assembly positioning device, and then the welding center 13 is used for welding under the transmission of rolling friction force of the rotating roller, and the welded heat collecting strip assembly 1 is output from the output device.
The third welding center 13 includes a laser welding machine 14 disposed above the welding frame 6, a third driven roller 21 disposed on the welding upper platform 7 in a transversely rotating manner and located under the guide roller of the laser welding machine 14 and in rolling friction contact with the lower surface of the metal strip 2, a transmission input wheel 22 disposed at one end of the third driven roller 21 and in transmission connection with a power source, and a third positioning device 23 disposed on the right side of the third driven roller 21.
The transmission input wheel 22 can be a coupling or other transmission parts connected with a power source so as to realize the rotation of the driven roller 21, and the laser welding machine 14 is a laser welding machine or an ion welding machine which are commonly used in the prior art.
The third positioning device 23 comprises a third positioning cylinder 24 vertically arranged on the right side of the third driven roller 21, a third step type positioning block arranged at the upper end of a piston rod of the third positioning cylinder 24, a metal strip length positioning surface 25 vertically arranged on the left side of the third step type positioning block and used for positioning and contacting with the metal strip front end surface 5, a metal pipe length positioning surface 26 vertically arranged on the third step type positioning block and positioned on the right side of the metal strip length positioning surface 25 and used for positioning and contacting with the metal pipe front end surface 4, and a metal pipe process notch 27 horizontally arranged on the step surface at the left lower end of the metal pipe length positioning surface 26 and used for corresponding to the lower surface of the outer side wall of the metal pipe 3;
the metal tube process gap 27 is located between the metal tube length locating surface 26 and the metal strip length locating surface 25.
When the metal tube and the metal belt are equal in length, the positioning can be realized by only one positioning plate, the blocking is avoided through the metal tube process notch 27, the process is reasonable, the requirement that the metal tube protrudes out of the metal belt can be met through the step design, the longitudinal positioning tool setting is realized, and the tool setting is counted in the programming of a welding machine, so that the automatic welding is convenient to realize.
The pairing positioning device comprises a first driving device 8 and a first positioning and clamping device 9 which are arranged on the welding upper platform 7; thereby realizing the assembly and fixation before welding.
The first driving device 8 comprises a first driving roller 16 which is transversely and rotatably arranged on the welding upper platform 7 and driven by a first servo motor and is used for rolling friction contact with the lower surface of the metal belt piece 2, and a transmission output wheel 20 which is arranged at one end of the first driving roller 16 and is in transmission connection with a transmission input wheel 22 through a transmission belt or a gear;
the transmission output wheel 20 is connected through the transmission input wheel 22 in a transmission way, so that the speed between the transmission rollers is conveniently ensured to be the same, a speed regulator or a differential compensator and the like are omitted, the structure is simplified, and the speed regulation is accurate.
The first positioning and clamping device 9 comprises a first lifting cylinder 17, a first rotating shaft 18, a positive pressure friction sleeve 19 and a guide sheave 36, wherein the first lifting cylinder 17 is vertically arranged on the welding frame 6, the first rotating shaft 18 is transversely arranged at the upper end of the first lifting cylinder 17, the positive pressure friction sleeve 19 is arranged on the first rotating shaft 18, and the guide sheave 36 is rotatably arranged on the first rotating shaft 18 and is used for guiding the cross section to transversely stir the upper surface of the metal pipe fitting 3.
The compression during the welding is realized through the positive pressure friction sleeve 19, and the metal pipe is subjected to fine adjustment and compression through the cross section process notch of the guide grooved wheel 36.
At least one pair of transverse alignment linear screw nuts 12 positioned on the transverse two sides of the metal belt piece 2 are arranged on the left side of the assembly positioning device, and rollers in rolling contact with the transverse side surfaces of the metal belt piece 2 are arranged at the end parts of the transverse alignment linear screw nuts 12.
Thereby realizing the transverse adjustment of the position of the metal belt piece and adapting to the width of different metal belts such as aluminum belts.
The output device comprises a fourth discharging guide roller 10 which is arranged on the welding upper platform 7, is in rolling contact with the lower surface of the metal belt piece 2 and is driven by a servo motor, and a fifth discharging guide roller 11 which is arranged on the right side of the fourth discharging guide roller 10 and is in driving connection with the fourth discharging guide roller 10;
the discharging pressing device 15 comprises a discharging lifting frame 28 which is arranged on the welding upper platform 7 and driven by an air cylinder, and a discharging positive pressure friction roller 29 which is arranged on a transverse rotating shaft of the discharging lifting frame 28 and is used for rolling friction contact with the upper surface of the metal belt piece 2;
the discharging positive pressure friction roller 29 is positioned above the corresponding fourth discharging guide roller 10 or the corresponding fifth discharging guide roller 11. Because the welding is finished, the guide grooved wheel 36 is omitted, and only the discharge positive pressure friction roller 29 is used for pressing, so that the tilting deformation of the guide grooved wheel is prevented.
A second-start welding photoelectric switch 33 is provided to the laser welder 14 and the third positioning device 23, a first-lower photoelectric switch 32 is provided to the right of the first driving roller 16, and a third-stop welding photoelectric switch 34 is provided to the left of the laser welder 14.
Thereby being convenient for automatic control and improving the welding precision of the equipment.
As shown in fig. 1 to 15, the transmission device for an automatic solar heat collecting strip laser welding device of the present embodiment includes a feeding input device provided on the left side of the input of the laser welding machine 14, the feeding input device including a feeding input frame 51, a feeding driving shaft 54 provided at one end of the feeding input frame 51, a feeding driven shaft 53 provided at the other end of the feeding input frame 51, a feeding driving motor 55 provided on the feeding input frame 51 and in driving connection with the feeding driving shaft 54, and a feeding skirt belt 52 provided between the feeding driving shaft 54 and the feeding driven shaft 53 in a sleeved manner for positioning the metal strip 2 placed thereon laterally.
Positioning of the metal strip in the width direction is achieved by the groove width of the feeding skirt belt 52, and speed control is achieved by the feeding drive motor 55.
A feeding support rod 56 for supporting the feeding skirt belt 52 is transversely arranged on the feeding input frame 51; prevent the conveyer belt middle because gravity sags, guarantee the levelness of conveyer belt.
At least two pairs of transverse alignment metal pipe cylinders 30 positioned on two transverse sides of the metal pipe fitting 3 are arranged on the feeding skirt band 52; rollers in rolling contact with the lateral sides of the metal pipe fitting 3 are arranged at the end parts of the lateral alignment metal pipe cylinder 30, so that the rough adjustment of the metal pipe fitting 3 is realized.
A zero-number photoelectric switch 31 is provided on the left side of the lateral alignment metal tube cylinder 30. Realizing automatic control.
The right side of the output of the laser welding machine 14 is provided with a discharge conveying device, the discharge conveying device comprises a discharge output rack 57, a discharge driving wheel 61 arranged on the discharge output rack 57, a discharge driving motor 60 and a discharge driven wheel 62 respectively arranged on the discharge output rack 57, and a discharge conveying belt 58 arranged on the discharge driving motor 60 and the discharge driven wheel 62, wherein the linear speed of the discharge conveying belt 58 is not lower than that of the feed skirt belt 52. Through the speed difference, the enough time is ensured to be discharged.
A fifth discharge straightening stop photoelectric switch 59 is arranged on the left side of the discharge conveyor 58, and a fourth discharge photoelectric switch 35 is arranged on the right side of the output device. Realizing automatic control.
The discharge press roller device 63 positioned above the discharge conveyor belt 58 is arranged on the discharge output rack 57, and the discharge press roller device 63 comprises a discharge compression cylinder 64 vertically arranged on the discharge output rack 57, a discharge rotating shaft 65 rotatably arranged at the output end of the discharge compression cylinder 64, and a discharge friction wheel 66 rotatably arranged on the discharge rotating shaft 65 and in rolling friction contact with the upper surface of the metal strip 2, so that warping during welding and transmission is prevented.
An automatic solar heat collection strip laser welding process comprises the following steps,
the process comprises the steps of,
firstly, placing a heat collecting strip assembly 1 to be assembled and welded on a material feeding skirt belt 52, wherein the material feeding skirt belt 52 drives the heat collecting strip assembly 1 to be conveyed rightwards, and rollers on a transverse alignment straight screw nut 12 adjust a metal strip piece 2 to be in a longitudinal state; secondly, when the zero photoelectric switch 31 detects the heat collecting strip assembly 1, the metal pipe fitting 3 is adjusted to be in a longitudinal state by transversely aligning the metal pipe cylinder 30.
Secondly, when the heat collecting strip assembly 1 to be welded is input from the left inlet of the conveying welding frame 6, the heat collecting strip assembly 1 is continuously conveyed rightward by rotating the first rotating shaft 18 of the assembly positioning device, meanwhile, the first rotating shaft 18 of the first positioning clamping device 9 of the assembly positioning device descends, the positive pressure friction sleeve 19 is in rolling friction contact with the upper surface of the metal strip 2, and the positive pressure grooved wheel 36 is positioned above the upper surface of the metal pipe 3 and is used for transversely poking and adjusting the position of the metal pipe 3 by utilizing the arc of the guide cross section of the positive pressure grooved wheel;
step three, after the heat collecting strip assembly 1 moves forward and passes over the laser welding machine 14, firstly, the metal tube length positioning surface 26 is in positioning contact with the metal tube front end surface 4; secondly, the metal belt length positioning surface 25 is in positioning contact with the metal belt front end surface 5; thirdly, a second welding photoelectric switch 33 obtains a signal, a third positioning cylinder 24 drives a third step type positioning block to descend, and the laser welding machine 14 continuously welds the heat collecting strip assembly 1;
step four, after the right end of the heat collecting strip assembly 1 reaches the output device, a fourth discharging guide roller 10 rotates at the same speed to drive the heat collecting strip assembly 1 to move right, and a discharging positive pressure friction roller 29 of a discharging pressing device 15 is in rolling friction contact with the upper surface of the metal strip piece 2;
and fifthly, after the stop welding photoelectric switch 34 detects that the heat collecting strip assembly 1 completely passes through the laser welding machine 14, the laser welding machine 14 ascends to stop welding, and meanwhile, the first rotating shaft 18 ascends.
Step six, when the heat collecting strip assembly 1 walks rightwards to the discharging conveyor belt 58, the linear speed of the discharging conveyor belt 58 drives the heat collecting strip assembly 1 to rightwards at the linear speed not lower than that of the fourth discharging guide roller 10, and the discharging friction wheel 66 is in rolling friction contact with the upper surface of the metal strip 2;
step seven, after the photoelectric switch 59 is stopped when the discharge No. five alignment detects that the left end of the heat collection strip assembly 1 passes, one-time welding output is completed;
and step eight, when the discharging photoelectric switch 35 detects that the left end of the heat collection strip assembly 1 passes, starting a subsequent finished product packaging inlet.
In brief, when the pipe reaches the zero signal switch, the pipe guide wheel of the automatic laser welding input machine is closed, and the purpose is to fix two points to a line, so that the pipe smoothly enters the position of the welding machine guide wheel. After the tail part of the pipe reaches a zero signal switch, a zero pipe positioning guide wheel is started. After reaching the zero signal switch, the zero pipe guide wheel is started; when the pipe reaches a first photoelectric switch of the automatic laser welding machine, the plate pressing wheel on the left side of the welding machine head and the coaxial pipe guide wheel (a first group of air cylinders) move downwards, and the first servo motor starts to work simultaneously. (note that the tubing guide wheels do not need to be compacted); the pipe is generally set to advance the plate by a distance, the pipe reaches the positioning block earlier than the plate, after the pipe and the plate are in place respectively, the second photoelectric switch provides signals, the welding head part, the pipe pressing wheel, the positioning block (the second cylinder group and the third cylinder group) simultaneously descend, the second servo motor and the laser welding start to work, the pressing wheel (the fourth cylinder group and the fifth cylinder group) on the right side of the welding head work simultaneously, and the automatic laser welding output machine works simultaneously. When the welding is finished, a third photoelectric switch in front of the positioning block provides a signal to finish the welding, and the pipe guide wheel and the welding head part (the first cylinder and the second cylinder) are enabled to ascend to finish one-time welding. When the workpiece is completely sent out of the welding machine platform, the third photoelectric switch provides signals for an automatic laser welding output machine to increase the speed, and the workpiece is quickly sent out to be manually turned over for packaging. And meanwhile, the positioning block and the right two plate pressing wheels (a third cylinder group, a fourth cylinder group and a fifth cylinder group) are arranged upwards, the second servo motor stops working, and after a workpiece passes through the fourth photoelectric switch, the automatic laser welding output machine stops working, so that the whole process of welding a heating strip is finished. And after the second sheet and the pipe enter a zero signal switch of the automatic laser welding input machine, the next cycle starts. The fourth photoelectric switch also has a counting function.
The invention realizes automatic assembly, welding and output of the heat collecting strip components, realizes accurate positioning through the photoelectric switch or the camera or the sensor, and has reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, capital saving, compact structure and convenient use.
The present invention has been fully described for the purposes of clarity and understanding, and is not necessarily limited to the prior art.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; it is obvious to a person skilled in the art to combine several embodiments of the invention. Such modifications and substitutions do not depart from the spirit and scope of the technical solutions according to the embodiments of the present invention.
Claims (8)
1. An automatic solar heat collection strip laser welding device is characterized in that: the device comprises a welding frame (6), a welding upper platform (7) which is positioned on the welding frame (6) and used for conveying the heat collecting strip component (1) from left to right, a third welding center (13) which is arranged on the welding upper platform (7), a pairing positioning device which is arranged on the welding upper platform (7) and is positioned on the left side of the third welding center (13) and/or an output device which is arranged on the welding upper platform (7) and is positioned on the right side of the third welding center (13);
the third welding center (13) comprises a laser welding machine (14) arranged above the welding frame (6), a third driven roller (21) which is transversely arranged on the welding upper platform (7) in a rotating mode and is positioned right below a guide roller of the laser welding machine (14) and is used for being in rolling friction contact with the lower surface of the metal belt piece (2), a transmission input wheel (22) which is arranged at one end of the third driven roller (21) and is used for being in transmission connection with a power source, and a third positioning device (23) which is arranged on the right side of the third driven roller (21);
the third positioning device (23) comprises a third positioning cylinder (24) vertically arranged on the right side of the third driven roller (21), a third stepped positioning block arranged at the upper end of a piston rod of the third positioning cylinder (24), a metal strip length positioning surface (25) vertically arranged on the left side of the third stepped positioning block and used for positioning and contacting with the metal strip front end surface (5), a metal pipe length positioning surface (26) vertically arranged on the third stepped positioning block and positioned on the right side of the metal strip length positioning surface (25) and used for positioning and contacting with the metal pipe front end surface (4), and a metal pipe process notch (27) horizontally arranged on the left lower end stepped surface of the metal pipe length positioning surface (26) and used for corresponding to the lower surface of the outer side wall of the metal pipe fitting (3);
the metal tube process notch (27) is positioned between the metal tube length positioning surface (26) and the metal belt length positioning surface (25);
the output device comprises a fourth discharging guide roller (10) which is arranged on the welding upper platform (7) and is in rolling contact with the lower surface of the metal belt piece (2) and driven by a servo motor, and a fifth discharging guide roller (11) which is arranged on the right side of the fourth discharging guide roller (10) and is in transmission connection with the fourth discharging guide roller (10);
the discharging pressing device (15) comprises a discharging lifting frame (28) which is arranged on the welding upper platform (7) and driven by an air cylinder, and a discharging positive pressure friction roller (29) which is arranged on a transverse rotating shaft of the discharging lifting frame (28) and is used for rolling friction contact with the upper surface of the metal belt piece (2); the discharging positive pressure friction roller (29) is positioned above the corresponding fourth discharging guide roller (10) or the corresponding fifth discharging guide roller (11).
2. The automatic solar heat collecting strip laser welding device according to claim 1, wherein the pairing positioning device comprises a first driving device (8) and a first positioning clamping device (9) which are arranged on a welding upper platform (7);
the first driving device (8) comprises a first driving roller (16) which is transversely and rotatably arranged on the welding upper platform (7) and driven by a first servo motor and is used for rolling friction contact with the lower surface of the metal belt piece (2), and a transmission output wheel (20) which is arranged at one end of the first driving roller (16) and is in transmission connection with the transmission input wheel (22) through a transmission belt or a gear;
the first positioning and clamping device (9) comprises a first lifting cylinder (17) which is vertically arranged on the welding frame (6), a first rotating shaft (18) which is transversely arranged at the upper end of the first lifting cylinder (17), a positive pressure friction sleeve (19) which is rotationally connected with the first rotating shaft (18), and a guide sheave (36) which is rotationally arranged on the first rotating shaft (18).
3. The automatic solar heat collecting strip laser welding device according to claim 2, wherein at least one pair of transverse alignment straight screw nuts (12) positioned on two transverse sides of the metal strip piece (2) are arranged on the left side of the assembly positioning device, and rollers in rolling contact with the transverse side surfaces of the metal strip piece (2) are arranged at the end parts of the transverse alignment straight screw nuts (12).
4. The automatic solar heat collecting strip laser welding device according to claim 3, wherein a second welding start photoelectric switch (33) is arranged on the laser welding machine (14) and the third positioning device (23), a first lower photoelectric switch (32) is arranged on the right side of the first driving roller (16), and a third welding stop photoelectric switch (34) is arranged on the left side of the laser welding machine (14).
5. The automatic solar heat collecting strip laser welding device according to claim 1, further comprising a feeding input device arranged at the left input side of the laser welding machine (14), wherein the feeding input device comprises a feeding input frame (51), a feeding driving shaft (54) arranged at one end of the feeding input frame (51), a feeding driven shaft (53) arranged at the other end of the feeding input frame (51), a feeding driving motor (55) arranged on the feeding input frame (51) and in transmission connection with the feeding driving shaft (54), and a feeding skirt band (52) sleeved between the feeding driving shaft (54) and the feeding driven shaft (53) and used for transversely positioning the metal strip (2) placed on the feeding skirt band.
6. The automatic solar heat collecting strip laser welding device according to claim 5, wherein a feeding support rod (56) for supporting the feeding skirt band (52) is transversely arranged on the feeding input frame (51); at least two pairs of transverse alignment metal tube air cylinders (30) positioned on two transverse sides of the metal tube (3) are arranged on the feeding skirt band (52); the end part of the transverse alignment metal pipe cylinder (30) is provided with a roller which is in rolling contact with the transverse side surface of the metal pipe fitting (3).
7. The automatic solar heat collecting strip laser welding device according to claim 6, wherein a discharge conveying device is arranged on the right side of the output of the laser welding machine (14), the discharge conveying device comprises a discharge output rack (57), a discharge driving wheel (61) arranged on the discharge output rack (57), a discharge driving motor (60) and a discharge driven wheel (62) respectively arranged on the discharge output rack (57), and a discharge conveying belt (58) arranged on the discharge driving motor (60) and the discharge driven wheel (62), wherein the linear speed of the discharge conveying belt (58) is not lower than the linear speed of a feeding skirt band (52); a fifth discharge straightening and stopping photoelectric switch (59) is arranged on the left side of the discharge conveyor belt (58), and a fourth discharge photoelectric switch (35) is arranged on the right side of the output device.
8. The automatic solar heat collecting strip laser welding device according to claim 7, wherein a discharging press roller device (63) positioned above the discharging conveyor belt (58) is arranged on the discharging output frame (57), and the discharging press roller device (63) comprises a discharging pressing cylinder (64) vertically arranged on the discharging output frame (57), a discharging rotating shaft (65) rotatably connected with the output end of the discharging pressing cylinder (64), and a discharging friction wheel (66) rotatably arranged on the discharging rotating shaft (65) and in rolling friction contact with the upper surface of the metal strip piece (2).
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| CN201810208635.9A CN108393584B (en) | 2018-03-14 | 2018-03-14 | Automatic solar heat collecting strip laser welding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810208635.9A CN108393584B (en) | 2018-03-14 | 2018-03-14 | Automatic solar heat collecting strip laser welding device |
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| CN108393584A CN108393584A (en) | 2018-08-14 |
| CN108393584B true CN108393584B (en) | 2023-08-25 |
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| CN111215792B (en) * | 2018-11-26 | 2021-11-09 | 晟通科技集团有限公司 | Welding device with cooling system |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000024793A (en) * | 1998-07-14 | 2000-01-25 | Ishikawajima Harima Heavy Ind Co Ltd | Welding equipment with rotary function and its using method |
| CN2625099Y (en) * | 2003-05-14 | 2004-07-14 | 齐心 | Continuous non-medium welding clamping device for heat collection belt |
| CN201075394Y (en) * | 2007-07-12 | 2008-06-18 | 李毅 | Automatic ultrasonic welding machine |
| CN201579538U (en) * | 2009-12-14 | 2010-09-15 | 武汉楚天激光（集团）股份有限公司 | Optical fiber transmission automatic laser welding system special for plate solar collector |
| CN102756210A (en) * | 2012-08-07 | 2012-10-31 | 无锡市奇能焊接设备有限公司 | Laser welding device of solar flat plate collector |
| CN103433629A (en) * | 2013-08-02 | 2013-12-11 | 沧州天瑞星光热技术有限公司 | Assembly line of medium-high temperature solar thermal-collecting tube assembly |
| CN103846561A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院沈阳自动化研究所 | Laser stitch welding combined compressing device |
| CN105562927A (en) * | 2015-11-20 | 2016-05-11 | 江门市宏乔新材料科技有限公司江海区分公司 | Welding machine with rotatable laser welding head |
| CN107363405A (en) * | 2017-06-21 | 2017-11-21 | 上海交通大学 | High-strength steel construction piece sheet laser tailor-welding system |
| CN206751011U (en) * | 2017-06-01 | 2017-12-15 | 江苏哈工药机科技股份有限公司 | A kind of blue diaphragm plate positioning conveyer structure of solar thermal collector production |
| CN208214573U (en) * | 2018-03-14 | 2018-12-11 | 董建亭 | Automatic sun can adopt hot band laser soldering device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007042387A1 (en) * | 2007-09-04 | 2009-03-05 | Andreas Link | Absorber for a solar thermal collector and method for producing such an absorber |
-
2018
- 2018-03-14 CN CN201810208635.9A patent/CN108393584B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000024793A (en) * | 1998-07-14 | 2000-01-25 | Ishikawajima Harima Heavy Ind Co Ltd | Welding equipment with rotary function and its using method |
| CN2625099Y (en) * | 2003-05-14 | 2004-07-14 | 齐心 | Continuous non-medium welding clamping device for heat collection belt |
| CN201075394Y (en) * | 2007-07-12 | 2008-06-18 | 李毅 | Automatic ultrasonic welding machine |
| CN201579538U (en) * | 2009-12-14 | 2010-09-15 | 武汉楚天激光（集团）股份有限公司 | Optical fiber transmission automatic laser welding system special for plate solar collector |
| CN102756210A (en) * | 2012-08-07 | 2012-10-31 | 无锡市奇能焊接设备有限公司 | Laser welding device of solar flat plate collector |
| CN103846561A (en) * | 2012-11-30 | 2014-06-11 | 中国科学院沈阳自动化研究所 | Laser stitch welding combined compressing device |
| CN103433629A (en) * | 2013-08-02 | 2013-12-11 | 沧州天瑞星光热技术有限公司 | Assembly line of medium-high temperature solar thermal-collecting tube assembly |
| CN105562927A (en) * | 2015-11-20 | 2016-05-11 | 江门市宏乔新材料科技有限公司江海区分公司 | Welding machine with rotatable laser welding head |
| CN206751011U (en) * | 2017-06-01 | 2017-12-15 | 江苏哈工药机科技股份有限公司 | A kind of blue diaphragm plate positioning conveyer structure of solar thermal collector production |
| CN107363405A (en) * | 2017-06-21 | 2017-11-21 | 上海交通大学 | High-strength steel construction piece sheet laser tailor-welding system |
| CN208214573U (en) * | 2018-03-14 | 2018-12-11 | 董建亭 | Automatic sun can adopt hot band laser soldering device |
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