CN112846527B - Laser scribing method for photovoltaic cell processing - Google Patents

Laser scribing method for photovoltaic cell processing Download PDF

Info

Publication number
CN112846527B
CN112846527B CN202110038705.2A CN202110038705A CN112846527B CN 112846527 B CN112846527 B CN 112846527B CN 202110038705 A CN202110038705 A CN 202110038705A CN 112846527 B CN112846527 B CN 112846527B
Authority
CN
China
Prior art keywords
negative pressure
plate
photovoltaic cell
pipe
fixedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202110038705.2A
Other languages
Chinese (zh)
Other versions
CN112846527A (en
Inventor
刘晖娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Puguang Solar Energy Co ltd
Original Assignee
Shenzhen Puguang Solar Energy Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Puguang Solar Energy Co ltd filed Critical Shenzhen Puguang Solar Energy Co ltd
Priority to CN202110038705.2A priority Critical patent/CN112846527B/en
Publication of CN112846527A publication Critical patent/CN112846527A/en
Application granted granted Critical
Publication of CN112846527B publication Critical patent/CN112846527B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36Removing material
    • B23K26/362Laser etching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08Devices involving relative movement between laser beam and workpiece
    • B23K26/0869Devices involving movement of the laser head in at least one axial direction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • B23K26/703Cooling arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0408Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The invention relates to the technical field of photovoltaic cell processing, and discloses a laser scribing method for photovoltaic cell processing. According to the laser scribing machine for processing the photovoltaic cell and the scribing method thereof, a four-station laser scribing machine main body is composed of the negative pressure workbench, the distance displacement mechanism, the limiting mechanism, the abdicating groove, the moving frame, the first travelling mechanism and the second travelling mechanism, and compared with a single-station laser scribing machine, the laser scribing machine has the advantages that the reasonable material changing period interval is maintained while high processing efficiency is guaranteed, the working efficiency of workers is not greatly reduced, and compared with a multi-station automatic feeding laser scribing machine, the laser scribing machine has a good man-machine interaction operation mode, real-time detection and feedback can be carried out on processing quality, and the problem that products in batches are scrapped is avoided.

Description

Laser scribing method for photovoltaic cell processing
Technical Field
The invention relates to the technical field of photovoltaic cell processing, in particular to a laser scribing method for photovoltaic cell processing.
Background
The laser scribing machine irradiates the surface of a workpiece by using a high-energy laser beam to locally melt and gasify an irradiated area so as to achieve the scribing purpose, and because the laser is focused by a special optical system to form a very small light spot and has high energy density, the laser scribing machine is processed in a non-contact way, has no mechanical punching force on the workpiece, is easy to deform the workpiece, has little heat influence and high scribing precision, and is widely applied to cutting and scribing of a solar cell panel and a thin metal sheet.
At present, most of laser scribers adopt a single-station processing structure, have the advantages of simple processing structure, low manufacturing cost, simple maintenance and the like, but lack of the laser scribers cannot be ignored, mainly the material change period is short, the working efficiency of workers can be reduced along with the increase of the processing time, so the processing efficiency is low, and aiming at the problem of low production efficiency, technicians also early develop the laser scribers with multi-station automatic feeding, have the advantages of high production efficiency and high automation, but the manufacturing cost is high, the maintenance is complex, the deviation occurs in the processing process of one end, batch products can be scrapped, and the laser scribers have common defects no matter the single-station laser scribers or the multi-station laser scribers, namely the laser high temperature generated by a laser head can burn out non-processed parts of workpieces, and aiming at the problems, the laser scribers for processing the photovoltaic cells and the scribing method are provided.
Disclosure of Invention
Technical problem to be solved
The invention provides a laser scribing machine for processing a photovoltaic cell and a scribing method thereof, which solve the problems in the background art.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a laser scribing machine for photovoltaic cell processing, includes the supporting box, the negative pressure workstation has been cup jointed in the inboard activity at supporting box middle part, the bottom surface fixed mounting of negative pressure workstation has distance displacement mechanism, the outside of distance displacement mechanism bottom is provided with four stop gear, stop gear fixes the inboard of cup jointing in the supporting box bottom, the bottom fixed mounting of negative pressure workstation has pump sending circulation mechanism, pump sending circulation mechanism's top fixed mounting has cooling combination pipe fitting, the fixed inboard of cup jointing at negative pressure workstation top of cooling combination pipe fitting, the groove of stepping down has been seted up to the both sides at supporting box top, the top surface of supporting box is provided with the carriage, the bottom of carriage both sides is the activity respectively cup jointed in the inside of two grooves of stepping down, and the inside of carriage bottom both sides is provided with first advancing mechanism, the top of carriage is provided with second advancing mechanism, the positive fixedly connected with laser cutting head at second advancing mechanism middle part, one side fixed mounting at supporting box top has the carriage, the top fixed mounting of carriage one side has control panel, the articulated chamber door of installing of the inboard of supporting front.
Preferably, the inside of negative pressure workstation is including cavity lagging, and the inboard fixed four negative pressure adsorption plates that have cup jointed at cavity lagging top, the bottom surface fixedly connected with transition axle of cavity lagging, the bottom fixedly connected with bottom plate of transition axle, the fixed breathing pipe that has cup jointed in one side of cavity lagging bottom, the bottom fixed mounting of breathing pipe has small-size negative pressure pump, the bottom surface fixed connection of small-size negative pressure pump is at the top surface of bottom plate one side.
Preferably, the inside of distance displacement mechanism is including step motor, and step motor's top fixed mounting is in the bottom surface of the inside bottom plate of negative pressure table, step motor's the outside is provided with the electro-magnet, step motor's the bottom and the equal fixed connection in bottom surface of electro-magnet are on the inner wall of supporting the bottom half, the top surface swing joint of electro-magnet has the location iron set, the top fixed connection of location iron set is in the bottom surface of the inside bottom plate of negative pressure table.
Preferably, stop gear's inside is including electric putter, and electric putter's bottom fixed mounting is in the inside bottom surface of supporting box, electric putter's top fixedly connected with connecting plate, the side swing joint of connecting plate one side has the board of preventing moving, the top surface fixed connection of preventing moving the board is in the bottom surface of the inside bottom plate of negative pressure workstation.
Preferably, the inside of cooling combination pipe fitting is including first circulating pipe, and the inboard at first circulating pipe top is fixed to have cup jointed the feed liquor pipe, the top fixedly connected with second circulating pipe of feed liquor pipe, the top surface fixed connection of second circulating pipe is at the inside negative pressure adsorption plate top surface of negative pressure workstation, the fixed recycling tube that has cup jointed in inside of second circulating pipe bottom one side, the bottom fixedly connected with third circulating pipe of recycling tube, the equal fixed connection in bottom surface of third circulating pipe and first circulating pipe is on the inner wall of the inside cavity lagging bottom of negative pressure workstation.
Preferably, the inside of pump sending circulation mechanism is including the water box, and the top fixed mounting of water box has small-size from inhaling formula water pump, small-size from inhaling formula water pump fixed mounting has the transfer line, the fixed inner wall and the fixed cover that run through the inside cavity lagging bottom of negative pressure workstation of top of transfer line are in the inboard of the inside first circulation pipe bottom of cooling combination pipe fitting, the fixed cover in inside of water box top opposite side has connect the back flow, the fixed inboard in the inside third circulation pipe bottom of cooling combination pipe fitting of cup fixing in the top of back flow.
Preferably, the inside of first travel mechanism is including the mount, and the front fixed connection of mount is at the reverse side at support box top, the inside of mount both sides respectively fixed cover has a first synchronous servo motor, first synchronous servo motor's front fixed mounting has first lead screw, the surface threaded connection at first lead screw middle part has first swivel nut, the top surface of first swivel nut and the bottom surface fixed connection who removes the frame, the bottom surface fixedly connected with servo motor controller at mount middle part, servo motor controller passes through wire and two first synchronous servo motor electric connection.
Preferably, the inside of second advancing mechanism is including the second lead screw, and the surperficial threaded connection at second lead screw middle part has the second swivel nut, the bottom joint of second swivel nut is in the inboard at the groove top of stepping down, the front of second swivel nut is in the same place with the reverse side fixed connection at laser cutting head top, the equal fixed mounting in surface at second lead screw both ends has the bearing housing, and the bottom surface fixed connection of bearing housing is at the top surface of removal frame, the synchronous servo motor of one end fixedly connected with second of second lead screw, the fixed cover in the outside of the synchronous servo motor of second has the protective housing, the bottom surface fixed connection of protective housing is at the top surface of removal frame one side, the inside synchronous servo motor of second advancing mechanism all passes through wire and control panel electric connection with the inside first synchronous servo motor of first advancing mechanism.
Preferably, the inside of alignment jig is including the fixed plate, and the top surface fixed mounting of fixed plate one side has the regulation bearing housing, the inside fixed mounting of adjusting the bearing housing has the rotary rod, the top fixed connection of rotary rod is in control panel's bottom surface.
An operation method of a laser scribing machine for processing a photovoltaic cell comprises the following operation steps:
s1, placing four photovoltaic cell blank plates on the top surfaces of four negative pressure adsorption plates on the inner side of the top of a negative pressure workbench, aligning, starting a small negative pressure pump inside the negative pressure workbench, and pumping air inside a hollow sleeve plate through an air suction pipe by the small negative pressure pump to create a negative pressure space so that the photovoltaic cell blank plates are stably adsorbed on the top surfaces of the negative pressure adsorption plates, wherein a stepping motor inside a distance displacement mechanism is in a stagnation state, an electromagnet and a positioning iron rod are in a magnetic locking state, and a limiting mechanism is in a limiting state;
s2, starting a small self-suction water pump in the pumping circulation mechanism, conveying cooling water in a water box to a first circulation pipe in a cooling combination pipe fitting through a liquid conveying pipe by the small self-suction water pump, then sequentially entering the second circulation pipe through a liquid inlet pipe, performing targeted cooling protection on a negative pressure adsorption plate in the negative pressure workbench and a photovoltaic cell blank plate adsorbed on the top surface of the negative pressure adsorption plate, then entering the recovery pipe through subsequent cooling water, then entering a third circulation pipe, and finally returning the cooling water to the water box through a return pipe in the pumping circulation mechanism, so that circulating water cooling of the photovoltaic cell blank plate supported on the top surfaces of the negative pressure adsorption plate and the photovoltaic cell blank plate in the negative pressure workbench can be realized in the uninterrupted operation process of the small self-suction water pump;
s3, after all the steps are completed, setting a transverse and longitudinal movement distance between the second travelling mechanism and the first travelling mechanism through the control panel, and further driving the laser cutting head to automatically scribe the photovoltaic cell blank plate subjected to negative pressure adsorption on the top surface of the negative pressure adsorption plate, wherein a movement period is taken as an example for detailed description;
s4, under the control of the control panel, the laser cutting head is started and a second synchronous servo motor in a second advancing mechanism is started, the second synchronous servo motor drives a second lead screw to synchronously rotate, then the lead screw transmission principle of the second lead screw and a second screw sleeve is utilized, the second screw sleeve pushes the laser cutting head to reciprocate and transversely move towards one period on the top surface of the negative pressure workbench, and then laser emitted by the laser cutting head is utilized to transversely scribe a photovoltaic cell blank plate which is adsorbed by the negative pressure on the top surface of a negative pressure adsorption plate corresponding to the bottom of the photovoltaic cell blank plate;
s5, after one period of transverse movement of the movable frame is finished, the laser cutting head is closed under the control of the control panel, two first synchronous servo motors in the first traveling mechanism are started, under the control of a servo motor controller and by utilizing a screw rod transmission principle between a first screw rod and a first screw sleeve, the two first synchronous servo motors drive the first screw rods connected with the first synchronous servo motors to synchronously rotate, then the two first screw sleeves are pushed to drive the movable frame to longitudinally move in a specified direction and at a specified interval, then the second traveling mechanism and the laser cutting head are started again to reciprocate, finally the photovoltaic cell blank plates adsorbed on the top surface of a negative pressure adsorption plate are divided into small block arrangement structures at a specified interval, and after the transverse movement is finished, the movable frame and the first traveling mechanism are reset to the initial position;
s6, powering off the electromagnet, removing the magnetic locking state of the electromagnet and the positioning iron rod, closing an electric push rod in the limiting mechanism, removing the limiting state of the limiting mechanism, starting a stepping motor in the distance displacement mechanism, driving the negative pressure workbench to integrally rotate for forty-five degrees by the stepping motor, rotating the other negative pressure adsorption plate and the photovoltaic cell blank plate with the negative pressure on the top surface to the bottom of the laser cutting head to correspond to the laser cutting head, immediately recovering power supply to the electromagnet, reopening the magnetic locking state between the electromagnet and the positioning iron rod, opening the electric push rod in the limiting mechanism, pushing the connecting plate to be in contact with the anti-moving plate again by the electric push rod in the limiting mechanism at the corresponding position, and reopening the limiting state of the limiting mechanism;
and S7, after all the steps are finished, repeating the steps S4-S5 to realize scribing operation, then repeating the step S6, repeating the steps until all the photovoltaic cell blank plates on the top surfaces of the four negative pressure adsorption plates in the negative pressure workbench are subjected to scribing operation, closing the small negative pressure pump in the negative pressure workbench, taking out the processed photovoltaic cell blank plates on the top surfaces of the four negative pressure adsorption plates by a worker, then feeding again, starting the small negative pressure pump, sequentially operating according to the initial step, then carrying out visual detection on the processed photovoltaic cell blank plates, and preliminarily removing defective products and recording and feeding back quality information.
Advantageous effects
The invention has the following beneficial effects:
1. according to the laser scribing machine for processing the photovoltaic cell and the scribing method thereof, a four-station laser scribing machine main body is composed of the negative pressure workbench, the distance displacement mechanism, the limiting mechanism, the abdicating groove, the moving frame, the first travelling mechanism and the second travelling mechanism, and compared with a single-station laser scribing machine, the laser scribing machine has the advantages that the reasonable material changing period interval is maintained while high processing efficiency is guaranteed, the working efficiency of workers is not greatly reduced, and compared with a multi-station automatic feeding laser scribing machine, the laser scribing machine has a good man-machine interaction operation mode, real-time detection and feedback can be carried out on processing quality, and the problem that products in batches are scrapped is avoided.
2. According to the laser scribing machine for processing the photovoltaic cell and the scribing method thereof, the pumping circulation mechanism and the cooling combined pipe fitting are matched with each other to carry out circulating water cooling on the negative pressure adsorption plate inside the negative pressure workbench and the photovoltaic cell blank plate adsorbed by the negative pressure on the top surface of the negative pressure adsorption plate, so that the processing hidden danger that the non-processed parts of the workpiece are burnt by the high temperature of laser generated by the laser head is eliminated.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a rear view of the structure of the present invention;
FIG. 3 is a schematic front view of a vacuum table of the present invention;
FIG. 4 is a rear view of the structural work table of the present invention;
FIG. 5 is a schematic cross-sectional view of a structural hollow deck of the present invention;
FIG. 6 is a schematic bottom view of the cooling assembly of the present invention;
FIG. 7 is an enlarged view of the point A in FIG. 1.
In the figure: 1. supporting the box body; 2. a negative pressure workbench; 21. a hollow sheathing plate; 22. a negative pressure adsorption plate; 23. a transition shaft; 24. a base plate; 25. an air suction pipe; 26. a small negative pressure pump; 3. a fixed-distance displacement mechanism; 31. a stepping motor; 32. an electromagnet; 33. positioning an iron rod; 4. a limiting mechanism; 41. an electric push rod; 42. a connecting plate; 43. a movement prevention plate; 5. a pumping circulation mechanism; 51. a water box; 52. a small self-priming water pump; 53. a transfusion tube; 54. a return pipe; 6. cooling the combined pipe fitting; 61. a first circulation pipe; 62. a liquid inlet pipe; 63. a second circulating pipe; 64. a recovery pipe; 65. a third circulating pipe; 7. a yielding groove; 8. a movable frame; 9. a first travel mechanism; 91. a fixed mount; 92. a first synchronous servo motor; 93. a first lead screw; 94. a first threaded sleeve; 95. a servo motor controller; 10. a second travel mechanism; 101. a second screw rod; 102. a second thread insert; 103. a second synchronous servo motor; 104. a protective shell; 11. a laser cutting head; 12. an adjusting bracket; 121. a fixing plate; 122. adjusting the bearing sleeve; 123. rotating the rod; 13. a control panel; 14. and sealing the box door.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a laser dicing saw for processing photovoltaic cells comprises a supporting box 1, a negative pressure worktable 2 is movably sleeved on the inner side of the middle part of the supporting box 1, a hollow sleeve plate 21 is arranged inside the negative pressure worktable 2, four negative pressure adsorption plates 22 are fixedly sleeved on the inner side of the top part of the hollow sleeve plate 21, a transition shaft 23 is fixedly connected to the bottom surface of the hollow sleeve plate 21, a bottom plate 24 is fixedly connected to the bottom end of the transition shaft 23, an air suction pipe 25 is fixedly sleeved on one side of the bottom part of the hollow sleeve plate 21, a small negative pressure pump 26 is fixedly installed at the bottom end of the air suction pipe 25, the bottom surface of the small negative pressure pump 26 is fixedly connected to the top surface of one side of the bottom plate 24, a subsequent assembly device of the four negative pressure adsorption plates 22 arranged on the top part of the negative pressure worktable 2 provides four processing stations, and further a reasonable processing period of the subsequent processing of the whole device provides structural conditions, the bottom surface of the negative pressure workbench 2 is fixedly provided with a distance displacement mechanism 3, the inside of the distance displacement mechanism 3 comprises a stepping motor 31, the top part of the stepping motor 31 is fixedly arranged on the bottom surface of a bottom plate 24 in the negative pressure workbench 2, the outer side of the stepping motor 31 is provided with an electromagnet 32, the bottom of the stepping motor 31 and the bottom surface of the electromagnet 32 are fixedly connected on the inner wall of the bottom of the supporting box body 1, the top surface of the electromagnet 32 is movably connected with a positioning iron rod 33, the top end of the positioning iron rod 33 is fixedly connected on the bottom surface of the bottom plate 24 in the negative pressure workbench 2, the distance displacement mechanism 3 provides position and distance movement power for the operation mode of four stations of the negative pressure workbench 2, further, the automatic replacement of the four stations of the negative pressure workbench 2 and the stable positioning after the replacement are realized, the outer side of the bottom of the distance displacement mechanism 3 is provided with four limiting mechanisms 4, the inside of the limiting mechanisms 4 comprises electric push rods 41, the bottom of the electric push rod 41 is fixedly arranged on the bottom surface inside the supporting box body 1, the top end of the electric push rod 41 is fixedly connected with a connecting plate 42, the side surface of one side of the connecting plate 42 is movably connected with an anti-moving plate 43, the top surface of the anti-moving plate 43 is fixedly connected with the bottom surface of the bottom plate 24 inside the negative pressure workbench 2, four limiting mechanisms 4 provide space limiting conditions for the circulating rotation of the distance displacement mechanism 3, the running reliability of the distance displacement mechanism 3 is further improved, the limiting mechanisms 4 are fixedly sleeved on the inner side of the bottom of the supporting box body 1, the bottom of the negative pressure workbench 2 is fixedly provided with a pumping circulation mechanism 5, the inside of the pumping circulation mechanism 5 comprises a water box 51, the top of the water box 51 is fixedly provided with a small self-suction water pump 52, the small self-suction water pump 52 is fixedly provided with a perfusion tube 53, the top end of the perfusion tube 53 is fixedly penetrated through the inner wall of the bottom of the hollow sleeve plate 21 inside the negative pressure workbench 2 and fixedly sleeved on the inner side of the bottom of the first circulating tube 61 inside the cooling combined pipe fitting 6, a return pipe 54 is fixedly sleeved in the other side of the top of the water box 51, the top of the return pipe 54 is fixedly sleeved in the inner side of the bottom of a third circulating pipe 65 in the cooling combined pipe fitting 6, the pumping circulation mechanism 5 provides power for the subsequent circulating circulation of cooling water and recovers space, and the smooth realization of the circulating water-cooling and cooling functions of the subsequent device is ensured, the cooling combined pipe fitting 6 is fixedly installed at the top of the pumping circulation mechanism 5, the cooling combined pipe fitting 6 comprises a first circulating pipe 61 in the interior, a liquid inlet pipe 62 is fixedly sleeved in the inner side of the top of the first circulating pipe 61, a second circulating pipe 63 is fixedly connected at the top of the liquid inlet pipe 62, the top of the second circulating pipe 63 is fixedly connected to the top of a negative pressure adsorption plate 22 in the negative pressure workbench 2, and a recovery pipe 64 is fixedly sleeved in the interior of one side of the bottom of the second circulating pipe 63, the bottom end of the recycling pipe 64 is fixedly connected with a third circulating pipe 65, the bottom surfaces of the third circulating pipe 65 and the first circulating pipe 61 are fixedly connected on the inner wall of the bottom of a hollow sleeve plate 21 in a negative pressure workbench 2, a pumping circulation mechanism 5 and a cooling combined pipe fitting 6 are matched with each other to carry out circulating water cooling on a negative pressure adsorption plate 22 in the negative pressure workbench 2 and a photovoltaic cell blank plate adsorbed by the top surface negative pressure of the negative pressure adsorption plate 22, so that the processing hidden danger that laser high temperature generated by a laser head burns off non-processed parts of a workpiece is eliminated, the cooling combined pipe fitting 6 is fixedly sleeved on the inner side of the top of the negative pressure workbench 2, abdicating grooves 7 are formed in two sides of the top of the support box 1, a moving frame 8 is arranged on the top surface of the support box 1, the bottoms on two sides of the moving frame 8 are movably sleeved inside two abdicating grooves 7 respectively, a first traveling mechanism 9 is arranged inside two sides of the bottom of the moving frame 8, a first traveling mechanism 9 is internally provided with a first traveling mechanism 91, the front surface of the first traveling mechanism 91 is fixedly connected with a first traveling mechanism 94, a first traveling mechanism 94 is connected with a screw rod motor for controlling the fine moving mechanism of a screw rod, a screw rod motor, a first traveling mechanism 94, the first traveling mechanism 94 is connected with a first traveling mechanism 95, the moving frame 95, the moving mechanism and a screw rod of a screw rod motor mechanism 95, the screw rod moving mechanism 95, the moving mechanism 95, the second advancing mechanism 10 includes a second lead screw 101 therein, the surface of the middle portion of the second lead screw 101 is connected with a second threaded sleeve 102 in a threaded manner, the bottom of the second threaded sleeve 102 is clamped at the inner side of the top of the abdicating slot 7, the front of the second threaded sleeve 102 is fixedly connected with the reverse side of the top of the laser cutting head 11, the surfaces of the two ends of the second lead screw 101 are fixedly provided with bearing sleeves, the bottom surface of the bearing sleeves is fixedly connected with the top surface of the moving frame 8, one end of the second lead screw 101 is fixedly connected with a second synchronous servo motor 103, the outer side of the second synchronous servo motor 103 is fixedly sleeved with a protective housing 104, the bottom surface of the protective housing 104 is fixedly connected with the top surface of one side of the moving frame 8, the second synchronous servo motor 103 inside the second advancing mechanism 10 and the first synchronous servo motor 92 inside the first advancing mechanism 9 are both electrically connected with the control panel 13 through a lead wire, the negative pressure workbench 2, the distance displacement mechanism 3, the limiting mechanism 4, the abdicating groove 7, the moving frame 8, the first advancing mechanism 9 and the second advancing mechanism 10 are mutually matched to form a main body of the four-station semi-automatic laser scribing machine, compared with the traditional single-station laser scribing machine, the device of the invention has the advantages of ensuring high processing efficiency and simultaneously maintaining reasonable intermittent material changing period, ensuring that the working efficiency of workers is not reduced along with the increase of processing time, compared with the traditional multi-station automatic loading laser scribing machine, the device of the invention has the operation mode of simple structure, convenient maintenance and good man-machine interaction, can carry out real-time detection and feedback on processing quality, avoids the problem of scrapping of batch products, the second advancing mechanism 10 provides automatic power for the reciprocating motion of the laser cutting head 11, and then the front side in the middle part of the second advancing mechanism 10 is fixedly connected with the laser cutting head 11, one side fixed mounting at the supporting box 1 top has alignment jig 12, alignment jig 12's inside is including fixed plate 121, and the top surface fixed mounting of fixed plate 121 one side has regulation bearing housing 122, the inside fixed mounting of regulation bearing housing 122 has rotary rod 123, the top fixed connection of rotary rod 123 is in the bottom surface of control panel 13, alignment jig 12 provides support and regulation structure for the subsequent rotatory regulation of the control panel 13 that sets up, travelling comfort when improving control panel 13 and using, the top fixed mounting of alignment jig 12 one side has control panel 13, the positive inboard articulated sealing box door 14 of installing of supporting box 1.
An operation method of a laser scribing machine for processing a photovoltaic cell comprises the following operation steps:
s1, placing four photovoltaic cell blank plates on the top surfaces of four negative pressure adsorption plates 22 on the inner side of the top of a negative pressure workbench 2, aligning, starting a small negative pressure pump 26 inside the negative pressure workbench 2, pumping air inside a hollow sleeve plate 21 through an air suction pipe 25 by the small negative pressure pump 26, further creating a negative pressure space, enabling the photovoltaic cell blank plates to be stably adsorbed on the top surfaces of the negative pressure adsorption plates 22, enabling a stepping motor 31 inside a distance displacement mechanism 3 to be in a stagnation state, enabling an electromagnet 32 and a positioning iron rod 33 to be in a magnetic locking state, and enabling a limiting mechanism 4 to be in a limiting state;
s2, starting a small self-priming water pump 52 in the pumping circulation mechanism 5, conveying cooling water in a water box 51 into a first circulating pipe 61 in the cooling combined pipe fitting 6 through a liquid conveying pipe 53 by the small self-priming water pump 52, then enabling the cooling water to enter into a second circulating pipe 63 through a liquid inlet pipe 62 in sequence, performing targeted cooling and temperature reduction protection on the negative pressure adsorption plate 22 in the negative pressure workbench 2 and the photovoltaic cell blank plate adsorbed by the top surface of the negative pressure adsorption plate 22 in a negative pressure mode, enabling the subsequent cooling water to enter into a recovery pipe 64, then entering into a third circulating pipe 65, and finally enabling the subsequent cooling water to flow back into the water box 51 through a return pipe 54 in the pumping circulation mechanism 5, so that circulating water cooling of the photovoltaic cell blank plates supported by the top surfaces of the negative pressure adsorption plate 22 and the photovoltaic cell blank plate 22 in the negative pressure workbench 2 can be realized in the continuous operation process of the small self-priming water pump 52;
s3, after the steps are completed, setting a transverse and longitudinal movement distance between the second travelling mechanism 10 and the first travelling mechanism 9 through the control panel 13, and further driving the laser cutting head 11 to perform automatic scribing operation on the photovoltaic cell blank plate absorbed by the top surface of the negative pressure absorption plate 22 under negative pressure, wherein a movement period is taken as an example for detailed description;
s4, under the control of the control panel 13, the laser cutting head 11 is started and a second synchronous servo motor 103 in the second advancing mechanism 10 is started, the second synchronous servo motor 103 drives a second lead screw 101 to synchronously rotate, then the second lead screw 101 and a second screw sleeve 102 are utilized to drive the laser cutting head 11 to reciprocate transversely on the top surface of the negative pressure workbench 2 for one period by the screw transmission principle of the second lead screw 101 and the second screw sleeve 102, and laser emitted by the laser cutting head 11 is utilized to transversely scribe a photovoltaic cell blank plate which is corresponding to the bottom of the photovoltaic cell blank plate and is adsorbed by the negative pressure on the top surface of a negative pressure adsorption plate 22;
s5, after one period of transverse movement of the movable frame 8 is finished, the laser cutting head 11 is closed under the control of the control panel 13, two first synchronous servo motors 92 in the first traveling mechanism 9 are started, under the control of a servo motor controller 95 and by utilizing a screw rod transmission principle between a first screw rod 93 and a first screw sleeve 94, the two first synchronous servo motors 92 drive the first screw rods 93 connected with each other to synchronously rotate, then the two first screw sleeves 94 are pushed to drive the movable frame 8 to longitudinally move in a specified direction and at specified intervals, and then the second traveling mechanism 10 and the laser cutting head 11 are restarted to reciprocate, so that the photovoltaic cell blank plates adsorbed by the negative pressure on the top surface of one negative pressure adsorption plate 22 are finally divided into small block arrangement structures at specified intervals, and after the transverse movement is finished, the movable frame 8 and the first traveling mechanism 9 are reset to initial positions;
s6, powering off the electromagnet 32, removing the magnetic locking state of the electromagnet 32 and the positioning iron rod 33, closing the electric push rod 41 in the limiting mechanism 4, removing the limiting state of the limiting mechanism 4, starting the stepping motor 31 in the distance displacement mechanism 3, driving the negative pressure workbench 2 to integrally rotate by forty-five degrees by the stepping motor 31, enabling the other negative pressure adsorption plate 22 and the unprocessed photovoltaic cell blank plate adsorbed by the negative pressure on the top surface thereof to rotate to the bottom of the laser cutting head 11, corresponding to the laser cutting head, immediately recovering power supply to the electromagnet 32, reopening the magnetic locking state between the electromagnet 32 and the positioning iron rod 33, starting the electric push rod 41 in the limiting mechanism 4, pushing the connecting plate 42 to be in contact with the anti-moving plate 43 again by using the electric push rod 41 in the limiting mechanism 4 at the corresponding position, and reopening the limiting state of the limiting mechanism 4;
and S7, after all the steps are finished, repeating the steps from S4 to S5 to realize scribing operation, then repeating the step S6, repeating the steps until all the photovoltaic cell blank plates absorbed by the top surfaces of the four negative pressure absorption plates 22 in the negative pressure workbench 2 are subjected to scribing operation, closing the small negative pressure pump 26 in the negative pressure workbench 2, taking out the processed photovoltaic cell blank plates absorbed by the top surfaces of the four negative pressure absorption plates 22 by workers, then feeding again, starting the small negative pressure pump 26, sequentially operating according to the initial steps, then carrying out visual detection on the processed photovoltaic cell blank plates, preliminarily removing defective products, and recording and feeding back quality information.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (1)

1. The laser scribing method for processing the photovoltaic cell comprises a supporting box body (1), wherein a negative pressure workbench (2) is movably sleeved on the inner side of the middle of the supporting box body (1), a distance displacement mechanism (3) is fixedly installed on the bottom surface of the negative pressure workbench (2), four limiting mechanisms (4) are arranged on the outer side of the bottom of the distance displacement mechanism (3), the limiting mechanisms (4) are fixedly sleeved on the inner side of the bottom of the supporting box body (1), a pumping circulation mechanism (5) is fixedly installed on the bottom of the negative pressure workbench (2), a cooling combined pipe fitting (6) is fixedly installed on the top of the pumping circulation mechanism (5), the cooling combined pipe fitting (6) is fixedly sleeved on the inner side of the top of the negative pressure workbench (2), abdicating grooves (7) are formed in the two sides of the top of the supporting box body (1), a moving frame (8) is arranged on the top surface of the supporting box body (1), the bottoms of the two sides of the moving frame (8) are respectively and movably sleeved in the insides of the two abdicating grooves (7), a first advancing mechanism (9) is arranged in the insides of the two sides of the bottom of the moving frame (8), a second advancing mechanism (10) is arranged on one side of the top of the fixed supporting box body (10), and a cutting head fixing mechanism (12) is connected with a laser advancing adjusting mechanism (10) which is arranged on one side of the front side of the supporting box body (10), a control panel (13) is fixedly installed at the top of one side of the adjusting frame (12), and a sealing box door (14) is hinged to the inner side of the front surface of the supporting box body (1);
the interior of the negative pressure workbench (2) comprises a hollow sleeve plate (21), the inner side of the top of the hollow sleeve plate (21) is fixedly sleeved with four negative pressure adsorption plates (22), the bottom surface of the hollow sleeve plate (21) is fixedly connected with a transition shaft (23), the bottom end of the transition shaft (23) is fixedly connected with a bottom plate (24), one side of the bottom of the hollow sleeve plate (21) is fixedly sleeved with an air suction pipe (25), the bottom end of the air suction pipe (25) is fixedly provided with a small negative pressure pump (26), and the bottom surface of the small negative pressure pump (26) is fixedly connected to the top surface of one side of the bottom plate (24);
the inner part of the distance displacement mechanism (3) comprises a stepping motor (31), the top of the stepping motor (31) is fixedly installed on the bottom surface of the bottom plate (24) in the negative pressure workbench (2), an electromagnet (32) is arranged on the outer side of the stepping motor (31), the bottom of the stepping motor (31) and the bottom surface of the electromagnet (32) are fixedly connected to the inner wall of the bottom of the supporting box body (1), the top surface of the electromagnet (32) is movably connected with a positioning iron rod (33), and the top end of the positioning iron rod (33) is fixedly connected to the bottom surface of the bottom plate (24) in the negative pressure workbench (2);
the limiting mechanism (4) comprises an electric push rod (41), the bottom of the electric push rod (41) is fixedly installed on the bottom surface of the interior of the supporting box body (1), the top end of the electric push rod (41) is fixedly connected with a connecting plate (42), the side surface of one side of the connecting plate (42) is movably connected with an anti-moving plate (43), and the top surface of the anti-moving plate (43) is fixedly connected to the bottom surface of the bottom plate (24) of the interior of the negative pressure workbench (2);
the cooling combined pipe fitting (6) comprises a first circulating pipe (61) inside, a liquid inlet pipe (62) is fixedly sleeved on the inner side of the top of the first circulating pipe (61), the top end of the liquid inlet pipe (62) is fixedly connected with a second circulating pipe (63), the top surface of the second circulating pipe (63) is fixedly connected to the top surface of a negative pressure adsorption plate (22) inside the negative pressure workbench (2), a recovery pipe (64) is fixedly sleeved inside one side of the bottom of the second circulating pipe (63), the bottom end of the recovery pipe (64) is fixedly connected with a third circulating pipe (65), and the bottom surfaces of the third circulating pipe (65) and the first circulating pipe (61) are fixedly connected to the inner wall of the bottom of a hollow sleeve plate (21) inside the negative pressure workbench (2);
the inside of the pumping circulation mechanism (5) comprises a water box (51), a small self-suction water pump (52) is fixedly installed at the top of the water box (51), a liquid conveying pipe (53) is fixedly installed on the small self-suction water pump (52), the top end of the liquid conveying pipe (53) fixedly penetrates through the inner wall of the bottom of a hollow sleeve plate (21) in the negative pressure workbench (2) and is fixedly sleeved on the inner side of the bottom of a first circulating pipe (61) in the cooling combined pipe fitting (6), a return pipe (54) is fixedly sleeved on the inner side of the other side of the top of the water box (51), and the top end of the return pipe (54) is fixedly sleeved on the inner side of the bottom of a third circulating pipe (65) in the cooling combined pipe fitting (6);
the inner part of the first traveling mechanism (9) comprises a fixing frame (91), the front side of the fixing frame (91) is fixedly connected to the reverse side of the top of the supporting box body (1), the inner parts of the two sides of the fixing frame (91) are fixedly sleeved with a first synchronous servo motor (92), the front side of the first synchronous servo motor (92) is fixedly provided with a first lead screw (93), the surface of the middle part of the first lead screw (93) is in threaded connection with a first threaded sleeve (94), the top surface of the first threaded sleeve (94) is fixedly connected with the bottom surface of the movable frame (8), the bottom surface of the middle part of the fixing frame (91) is fixedly connected with a servo motor controller (95), and the servo motor controller (95) is electrically connected with the two first synchronous servo motors (92) through a lead wire;
the inside of the second advancing mechanism (10) comprises a second lead screw (101), the surface of the middle part of the second lead screw (101) is in threaded connection with a second threaded sleeve (102), the bottom of the second threaded sleeve (102) is clamped on the inner side of the top of the abdicating groove (7), the front of the second threaded sleeve (102) is fixedly connected with the reverse side of the top of the laser cutting head (11), bearing sleeves are fixedly mounted on the surfaces of two ends of the second lead screw (101), the bottom surface of each bearing sleeve is fixedly connected with the top surface of the moving frame (8), one end of the second lead screw (101) is fixedly connected with a second synchronous servo motor (103), the outer side of the second synchronous servo motor (103) is fixedly sleeved with a protective shell (104), the bottom surface of the protective shell (104) is fixedly connected with the top surface of one side of the moving frame (8), and the second synchronous servo motor (103) inside the second advancing mechanism (10) and a first synchronous servo motor (92) inside the first advancing mechanism (9) are electrically connected with the control panel (13) through a lead wire;
the inside of the adjusting frame (12) comprises a fixing plate (121), an adjusting bearing sleeve (122) is fixedly mounted on the top surface of one side of the fixing plate (121), a rotating rod (123) is fixedly mounted inside the adjusting bearing sleeve (122), and the top end of the rotating rod (123) is fixedly connected to the bottom surface of the control panel (13);
the method comprises the following operation steps:
s1, placing four photovoltaic cell blank plates on the top surfaces of four negative pressure adsorption plates (22) on the inner side of the top of a negative pressure workbench (2), righting and aligning, starting a small negative pressure pump (26) inside the negative pressure workbench (2), pumping air inside a hollow sleeve plate (21) through an air suction pipe (25) by the small negative pressure pump (26), further creating a negative pressure space, enabling the photovoltaic cell blank plates to be stably adsorbed on the top surfaces of the negative pressure adsorption plates (22), enabling a stepping motor (31) inside a distance displacement mechanism (3) to be in a stagnation state at the moment, enabling an electromagnet (32) and a positioning iron rod (33) to be in a magnetic locking state, and enabling a limiting mechanism (4) to be in a limiting state;
s2, starting a small self-priming water pump (52) in the pumping circulation mechanism (5), conveying cooling water in a water box (51) into a first circulating pipe (61) in a cooling combined pipe fitting (6) through a liquid conveying pipe (53) by the small self-priming water pump (52), then sequentially entering a second circulating pipe (63) through a liquid inlet pipe (62), performing targeted cooling protection on a negative pressure adsorption plate (22) in the negative pressure workbench (2) and a photovoltaic cell blank plate adsorbed by the negative pressure on the top surface of the negative pressure adsorption plate (22), then entering a recovery pipe (64) by the subsequent cooling water, then entering a third circulating pipe (65), and finally returning to the water box (51) through a return pipe (54) in the pumping circulation mechanism (5), so that the water cooling circulation of the photovoltaic cell blank plate on the top surface of the negative pressure adsorption plate (22) in the workbench (2) and the photovoltaic cell blank plate adsorbed by the negative pressure adsorption plate (22) can be realized in the water cooling circulation process of the photovoltaic cell blank plate carried by the photovoltaic cell blank plate in the small self-priming water pump (52) during the operation;
s3, after all the steps are completed, setting a transverse and longitudinal movement distance between the second travelling mechanism (10) and the first travelling mechanism (9) through the control panel (13), and further driving the laser cutting head (11) to automatically scribe the photovoltaic cell blank plate subjected to negative pressure adsorption on the top surface of the negative pressure adsorption plate (22);
s4, under the control of the control panel (13), the laser cutting head (11) is started and a second synchronous servo motor (103) in the second advancing mechanism (10) is started, the second synchronous servo motor (103) drives a second screw rod (101) to synchronously rotate, then the second screw sleeve (102) pushes the laser cutting head (11) to do reciprocating transverse motion for one period on the top surface of the negative pressure workbench (2) by utilizing the screw rod transmission principle of the second screw rod (101) and the second screw sleeve (102), and then laser emitted by the laser cutting head (11) is utilized to conduct transverse scribing operation on a photovoltaic cell blank plate which is corresponding to the bottom of the photovoltaic cell blank plate and is adsorbed by the negative pressure on the top surface of a negative pressure adsorption plate (22);
s5, after one period of transverse movement of the movable frame (8) is finished, the laser cutting head (11) is closed under the control of a control panel (13), two first synchronous servo motors (92) in the first traveling mechanism (9) are started, the two first synchronous servo motors (92) drive the first screw rods (93) connected with each other to synchronously rotate under the control of a servo motor controller (95) and by utilizing a screw rod transmission principle between the first screw rods (93) and first screw sleeves (94), then the two first screw sleeves (94) are pushed to drive the movable frame (8) to longitudinally move in a specified direction and at specified intervals, then the second cutting head traveling mechanism (10) and the laser cutting head (11) are restarted, so that reciprocating is performed, finally, the photovoltaic cell blank plates adsorbed on the top surface of one negative pressure adsorption plate (22) are divided into small block arrangement structures at specified intervals, and after completion, the movable frame (8) and the first traveling mechanism (9) are reset to initial positions;
s6, powering off the electromagnet (32), releasing the magnetic locking state of the electromagnet (32) and the positioning iron rod (33), closing an electric push rod (41) in the limiting mechanism (4), releasing the limiting state of the limiting mechanism (4), starting a stepping motor (31) in the distance displacement mechanism (3), driving the negative pressure workbench (2) to integrally rotate for forty-five degrees by the stepping motor (31), enabling the other negative pressure adsorption plate (22) and the photovoltaic cell blank plate which is absorbed by the top surface of the negative pressure adsorption plate to rotate to the bottom of the laser cutting head (11) and correspond to the laser cutting head, immediately recovering power supply to the electromagnet (32), starting the magnetic locking state between the electromagnet (32) and the positioning iron rod (33), starting the electric push rod (41) in the limiting mechanism (4), utilizing the electric push rod (41) in the limiting mechanism (4) at the corresponding position to enable a connecting plate (42) to be attached to the anti-moving plate (43) to be in contact again, and starting the limiting state of the limiting mechanism (4);
and S7, after all the steps are finished, repeating the steps from S4 to S5 to realize scribing operation, then repeating the step S6, repeating the steps till all the photovoltaic cell blank plates which are adsorbed by the top surfaces of the four negative pressure adsorption plates (22) in the negative pressure workbench (2) are subjected to scribing operation, closing the small negative pressure pump (26) in the negative pressure workbench (2), taking out the processed photovoltaic cell blank plates which are adsorbed by the top surfaces of the four negative pressure adsorption plates (22) by workers, then feeding again, starting the small negative pressure pump (26), sequentially operating according to the initial steps, then carrying out visual detection on the processed photovoltaic cell blank plates, preliminarily removing defective products, and recording and feeding back quality information.
CN202110038705.2A 2021-01-12 2021-01-12 Laser scribing method for photovoltaic cell processing Active CN112846527B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110038705.2A CN112846527B (en) 2021-01-12 2021-01-12 Laser scribing method for photovoltaic cell processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110038705.2A CN112846527B (en) 2021-01-12 2021-01-12 Laser scribing method for photovoltaic cell processing

Publications (2)

Publication Number Publication Date
CN112846527A CN112846527A (en) 2021-05-28
CN112846527B true CN112846527B (en) 2022-12-13

Family

ID=76003032

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110038705.2A Active CN112846527B (en) 2021-01-12 2021-01-12 Laser scribing method for photovoltaic cell processing

Country Status (1)

Country Link
CN (1) CN112846527B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113659022B (en) * 2021-08-16 2023-07-21 广东贝尔试验设备有限公司 Battery chip temperature detection device for scribing processing of photovoltaic battery
CN114227481B (en) * 2021-12-14 2023-03-24 湖南艾凯瑞斯智能科技有限公司 Multi-station synchronous feeding grinding wheel scribing machine for wafer processing

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201717278U (en) * 2010-01-19 2011-01-19 武汉帝尔激光科技有限公司 Automatic station device for solar silicon wafers
CN102848202A (en) * 2011-06-30 2013-01-02 深圳市大族激光科技股份有限公司 Reversible multi-station vacuum-suction bench
CN205496797U (en) * 2015-11-24 2016-08-24 深圳市便携电子科技有限公司 Solar wafer laser scribing machine
KR20170037558A (en) * 2015-09-24 2017-04-04 한양대학교 에리카산학협력단 Fabrication method for ultrathin silicon using stealth laser scribing
CN207606414U (en) * 2017-12-15 2018-07-13 天津康帝德科技有限公司 A kind of laser scribing means
CN109166789A (en) * 2018-09-14 2019-01-08 苏州迈为科技股份有限公司 Multistation cell piece dicing device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201717278U (en) * 2010-01-19 2011-01-19 武汉帝尔激光科技有限公司 Automatic station device for solar silicon wafers
CN102848202A (en) * 2011-06-30 2013-01-02 深圳市大族激光科技股份有限公司 Reversible multi-station vacuum-suction bench
KR20170037558A (en) * 2015-09-24 2017-04-04 한양대학교 에리카산학협력단 Fabrication method for ultrathin silicon using stealth laser scribing
CN205496797U (en) * 2015-11-24 2016-08-24 深圳市便携电子科技有限公司 Solar wafer laser scribing machine
CN207606414U (en) * 2017-12-15 2018-07-13 天津康帝德科技有限公司 A kind of laser scribing means
CN109166789A (en) * 2018-09-14 2019-01-08 苏州迈为科技股份有限公司 Multistation cell piece dicing device

Also Published As

Publication number Publication date
CN112846527A (en) 2021-05-28

Similar Documents

Publication Publication Date Title
CN112846527B (en) Laser scribing method for photovoltaic cell processing
CN110153707B (en) Laser-jet liquid beam autogenous abrasive flow combined machining device and method
CN110328366B (en) Desktop formula increase and decrease material is compound prints manufacture equipment
CN114131276A (en) Cooler welding device and using method thereof
CN110280915A (en) A kind of laser drilling device and method improving drilling quality based on underwater punching
CN112846526A (en) Laser scribing machine for processing photovoltaic cell
CN215509479U (en) Three-axis positioning laser welding equipment for special-shaped piece
CN111761209B (en) Intelligent three-dimensional laser cutting industrial robot
CN213351225U (en) Electric automatization's laser cutting machine equipment
CN205362976U (en) Plasma welding mechanism
CN215393266U (en) Laser welding machine multistation weldment work platform
CN214392855U (en) Optical fiber laser cutting machine convenient for cleaning molten droppings
CN114289953A (en) Machine tool guide rail protective cover visual guide welding device
CN210615655U (en) Rotary welding device for oil tank cover
CN209094945U (en) A kind of integrated processing machine of helical axis
CN112658562A (en) Automatic welding equipment for inner vertical seam of main beam of crane
CN218695466U (en) Auxiliary device of automobile welding assembly fixture
CN216607611U (en) Annular part alignment welding device for aircraft engine
CN211360779U (en) Self-made double-sided milling machine
CN218657376U (en) Laser cutting machine with exchange table
CN218050871U (en) Laser processing equipment for expansion bolt expansion pipe
CN217142932U (en) Crystallizer copper plate repairing device
CN218996746U (en) Scribing machine is used in photovoltaic module production
CN215509485U (en) Welding piece fixing device for robot laser welding machine
CN105798460A (en) Laser welding system for unequal-thickness plates

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20221108

Address after: 518111 floor 4, building A3, Xinglian Industrial Zone, Pingxin North Road, Pinghu street, Longgang District, Shenzhen, Guangdong

Applicant after: SHENZHEN PUGUANG SOLAR ENERGY CO.,LTD.

Address before: 510000 Room 201, building 2, 43 zhoumen West Street, Liwan District, Guangzhou City, Guangdong Province

Applicant before: Liu Huina

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant