CN202804485U - Automation system for laser edge etching of solar battery - Google Patents

Automation system for laser edge etching of solar battery Download PDF

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Publication number
CN202804485U
CN202804485U CN2012204088959U CN201220408895U CN202804485U CN 202804485 U CN202804485 U CN 202804485U CN 2012204088959 U CN2012204088959 U CN 2012204088959U CN 201220408895 U CN201220408895 U CN 201220408895U CN 202804485 U CN202804485 U CN 202804485U
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China
Prior art keywords
laser
etching
conveyer belt
cell piece
linear motor
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Expired - Lifetime
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CN2012204088959U
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Chinese (zh)
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魏唯
李佳
万喜新
杨金
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CETC 48 Research Institute
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CETC 48 Research Institute
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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Abstract

The utility model discloses an automation system for laser edge etching of a solar battery. The automation system for laser edge etching of the solar battery comprises two ways of belt transmission devices, two ways of manipulator transmission device, two XY theta working tables, three straight line motor moving tables, a laser and a set of laser beam scanning and focusing device. The set of system can effectively finish production of novel technology of laser edge etching for solar battery pieces, the highest designed piece etching speed is 1800 pieces per hour, and productivity is increased by 50 percent compared with the prior art. The automation system for laser edge etching of the solar battery is characterized in that laser etching time and visual locating time are fully utilized in an alternating mode, nearly etching and processing productivity of two lasers can be achieved by using only one laser, investment cost is saved, reliability of production and operation are improved.

Description

A kind of solar battery laser etching edge automated system
Technical field
The utility model relates to a kind of automatic laser system of processing for area of solar cell, is specially adapted to the laser etching edge of solar cell, also can be used for the laser beam perforation process of making selective emitter battery new technology etc.It increases in few situation at the existing equipment cost can increase substantially production efficiency.
Background technology
Solar energy laser etching edge machine is used for the double-edged insulating process of crystal silicon solar batteries sheet manufacture process, the etching speed of present solar battery laser etching edge machine is about 1200 slices/hour, and the whole line speed of production of production line for manufacturing battery also is 1200 slices/hour.Therefore it can only satisfy the production requirement of battery line reluctantly.Consider the factors such as maintenance of equipment maintenance, the production capacity of single device should greater than the production capacity of whole line, therefore must promote the production efficiency of cell piece laser etching edge machine in general.
What present solar battery laser etching edge machine adopted is the single wire transmission etching system.For the cell piece of different size and type, the technological parameter of laser ablation is to need to adjust.Particularly for large-sized cell piece, the laser ablation time can prolong accordingly, and this will so that the transmission stand-by period of whole cell piece prolong, be unfavorable for the adjustment of technological parameter and choose.
And the employing double path system can solve the coordination problem of etching Holding Problem and etching and the transfer system of cell piece, but this need to increase extra parts, will increase design and the operation cost of equipment.
Therefore find a kind of cost that neither increases substantially, the method that can enhance productivity again is the present task of top priority.Most crucial in the solar battery laser etching system also is that the most expensive parts are laser instruments, and transmission system all is less expensive with respect to laser instrument.If can find a kind of laser instrument that neither increases, the etching system that can significantly enhance productivity again, its application prospect will be wide.
The utility model content
The utility model is intended to overcome the deficiencies in the prior art, and a kind of high-efficient automatic system that can be used for the solar battery laser etching edge is provided.
In order to achieve the above object, the technical scheme that provides of the utility model is:
Described solar battery laser etching edge automated system comprises transfer system and the laser etching system that is comprised of laser instrument 14 and laser beam flying focusing arrangement 15;
Described transfer system comprises the conveyer belt that is comprised of prime belt conveyer belt 5 and rear class belt conveyer belt 6, be arranged at monosymmetric two linear motor sliding tables 11 of conveyer belt, be arranged at the linear electric motors slide block 10 on the linear motor sliding table 11, be fixed on the XY θ work stage 12 on the linear electric motors slide block 10, XY θ work stage 12 is synchronized with the movement with linear electric motors slide block 10, be vertically installed in the linear motor sliding table 9 of rear class belt conveyer belt 6 tops, be arranged at the prime manipulator 7 of prime belt conveyer belt 5 tops, be arranged at the rear class manipulator 8 of rear class belt conveyer belt 6 tops;
The described linear motor sliding table 11 1 ends outside is provided with CCD checkout gear 13;
Described laser linear motor sliding table 9 is provided with laser beam flying focusing arrangement 15; Described laser instrument 14 is arranged at laser beam flying focusing arrangement 15 1 sides.
In addition, described linear motor sliding table 11 is provided with etching holding fix 18, laser ablation position 17 and battery shift position 16; Described XY θ workbench 12 is provided with the sucker for the absorption battery.Described automated system comprises that also the CCD that is connected with control system by wire detects and signal processing system; Described transfer system is connected wire and is connected with control system with laser etching system.
The utility model is described in further detail below in conjunction with principle and the course of work:
Described automated system has comprised the two-way belt conveyer, two-way manipulator conveyer, two XY θ work stage, three linear motor sliding tables, a laser instrument, a cover laser beam flying focusing arrangement.This system can built-in relevant silicon chip attitude detection Adjustment System, is used for the silicon chip attitude and adjusts and accurate etching.By this device can realize 2 seconds processing a cell piece, than original improved efficiency 50%, production capacity can be increased to 1800 slices/hour by original 1200 slices/hour.
Referring to Fig. 2 to Fig. 7, initialize each parts of automatic system, cell piece 1 is sent to prime manipulator 7 by prime belt conveyer belt 5 and gets the sheet position, prime manipulator 7 is got behind the sheet on the etching holding fix 18 that cell piece 1 is positioned on the conveyer belt one side linear motor sliding table 11, and puts by cell piece that to guarantee that cell piece 1 is put the position correct for detecting sensor in place.After cell piece 1 entered etching holding fix 18, CCD checkout gear 13 was adjusted the cell piece attitude by XY θ work stage 12, and cell piece 1 is sent to laser ablation position 17.Cell piece 1 transmits simultaneously, prime manipulator 7 will be sent to etching holding fix 18 on the linear motor sliding table 11 that the cell piece 2 of getting the sheet position is positioned over the conveyer belt opposite side by prime belt conveyer belt 5 again, detect equally sniffer assurance cell piece 2 by putting in place and put the position correctly, and adjust the cell piece attitude by CCD and the XY θ work stage of opposite side.
Cell piece 1 is loaded by linear electric motors slide block 10, and after being transported to laser ablation position 17 on the linear motor sliding table 11 by linear electric motors 10, begin etching in laser ablation position 17, the signal that linear electric motors 9 provide according to control system moves to the position corresponding with cell piece 1 laser ablation position 17 with laser beam flying focusing arrangement 15, and cell piece 1 is carried out laser ablation.After cell piece 1 enters laser ablation position 17, prime manipulator 7 will be sent to the cell piece 3 of getting the sheet position by prime belt conveyer belt 5 and put as on the etching holding fix 18 on the cell piece 1 residing same linear motor sliding table 11, correct by put the position to level detecting apparatus assurance cell piece 3, cell piece 1 etching amounts to 1.2 seconds consuming time; In cell piece 1 beginning etching, cell piece 2 is adjusted the cell piece attitude at etching holding fix 18 places of opposite side by CCD and XY θ work stage, and amounting to consuming time also is 1.2 seconds.
After cell piece 1 etching is finished, be sent to the cell piece shift position 16 of linear motor sliding table 11, rear class manipulator 8 is put it to rear class belt conveying system 6 after obtaining cell piece 1, and belt conveying system 6 cell piece 1 that etching is complete transports automated system.At this moment, cell piece 2 is transported on the laser ablation position 17 of the residing linear motor sliding table 11 of this cell piece, repeats to be similar to the etching process of cell piece 1.Cell piece 3 repeats the attitude adjustment process of cell piece 2 in cell piece 2 etchings, after cell piece 2 etchings are finished, linear electric motors slide block 10 transportation cell pieces 3 are by being similar to aforesaid etching process by laser ablation, and processing is transferred and is with the cell piece that transports so continuously.
The prime manipulator is in initial position when beginning to start, and has the film releasing memory function so that front once and after once film releasing position opposite.When film releasing finishes, have film releasing and finish and arrive sheet detection dual signal to guarantee true in sheet.
Dwell time in linear electric motors 10 interior default its etching holding fix 18, laser ablation position 17 and battery shift positions 16 on the motor slide unit.Prime manipulator 7 is 0.3 second with the time that cell piece moves to etching holding fix 16, the time that cell piece is adjusted the cell piece attitude at etching holding fix 18 by CCD checkout gear 13 and XY θ work stage 12 adds that the mobile battery sheet adds up to 1.2 seconds to the traveling time of laser ablation position 17, the laser ablation position is laser carries out etching to cell piece position, the initial setting time is 1.2 seconds, the position that cell piece shift position 16 moves to after complete for the cell piece etching, be provided with the detecting sensor that puts in place herein, form the output of two-way signal with the linear electric motors absolute displacement, guarantee true in sheet.Cell piece stops at cell piece shift position place and the time initial setting that enters, leave was total up to 0.5 second.
Laser etching system can be set automatic operation and two kinds of patterns of manual intervention, and can be in operation and carry out freely switching of two kinds of patterns.Laser ablation begin front need to be by vision location and XY θ work stage 12 adjustment cell pieces attitude and provide only laser motion track.Laser etching system will carry out etching to cell piece according to track, and the total etch period of each cell piece is 2 seconds.
Laser beam flying focusing arrangement 15 is comprised of beam expanding lens, galvanometer, linear electric motors and relevant structural member.Galvanometer is fixed on the linear electric motors 9 herein, and the sequential signal of accepting by linear electric motors 9 moves to corresponding etching position, and linear electric motors 9 and galvanometer traveling time are 0.3 second, moves to opposite side etching position after each etching is finished.
The cell piece of finishing laser ablation need to move to cell piece shift position 16, by the rear class manipulator cell piece is prevented that on the rear class belt conveyer belt 6, the whole process initial setting time is 0.5 second.And the linear electric motors slide block 10 of galvanic cell sheet position returns original film releasing position simultaneously, and offside linear electric motors mobile battery sheet is to the etching position.
Front and back level belt speed initial set value in the utility model is cell piece of transportation in per 2 seconds, and cell piece is entered, and etched area transmits and the altogether time of etching is 2 seconds.Because the travelling speed of common electric machine and linear electric motors is adjustable, possesses the right and left caching function, therefore there is very large adjusting surplus the whole time.For different size, dissimilar cell pieces can well solve the inconsistent production efficiency that causes of etch period and reduce problem.
In a word, central idea of the present utility model is the design of class two-way etching system, the time that namely takes full advantage of Laser Processing and vision location is suitable, change and locate first the order of processing afterwards, adopt the transmission of two-way cell piece, one tunnel Laser Processing, make Laser Processing and vision locate the alternation of staggering the time, the adaptivity that can effectively solve existing system is poor, the cell piece transmission speed is regulated the few problem of surplus, has improved the reliability of production efficiency and operation.
Description of drawings
Fig. 1 is the structural representation of the utility model solar battery laser etching edge automated system;
Fig. 2 is the utility model system works original state schematic diagram;
The working state schematic representation of Fig. 3 when to be cell piece 1 by the crawl of prime manipulator enter the etching holding fix;
The working state schematic representation of Fig. 4 when to be cell piece 2 by the crawl of prime manipulator enter the etching holding fix;
Fig. 5 is the working state schematic representation of cell piece 1 when being etched;
Fig. 6 is that cell piece 1 is finished etching, and cell piece 2 enters the working state schematic representation of etching position;
Fig. 7 is that cell piece 1 is sent to the rear class feed belt by the rear class manipulator, the working state schematic representation when cell piece 2 is etched.
Among the figure: 1, cell piece 1; 2, cell piece 2; 3, cell piece 3; 4, cell piece; 5, prime belt conveyer belt; 6, rear class belt conveyer belt; 7, prime manipulator; 8, rear class manipulator; 9, linear motor sliding table; 10, linear electric motors slide block; 11, linear motor sliding table; 12, XY θ work stage; 13, CCD checkout gear; 14, laser instrument; 15, laser beam flying focusing arrangement; 16, battery shift position; 17, laser ablation position; 18, etching holding fix.
The specific embodiment
Embodiment 1
Referring to Fig. 1, described solar battery laser etching edge automated system comprises transfer system and the laser etching system that is comprised of laser instrument 14 and laser beam flying focusing arrangement 15;
Described transfer system comprises the conveyer belt that is comprised of prime belt conveyer belt 5 and rear class belt conveyer belt 6, be arranged at monosymmetric two linear motor sliding tables 11 of conveyer belt, be arranged at the linear electric motors slide block 10 on the linear motor sliding table 11, be fixed on the XY θ work stage 12 on the linear electric motors slide block 10, XY θ work stage 12 is synchronized with the movement with linear electric motors slide block 10, be vertically installed in the linear motor sliding table 9 of rear class belt conveyer belt 6 tops, be arranged at the prime manipulator 7 of prime belt conveyer belt 5 tops, be arranged at the rear class manipulator 8 of rear class belt conveyer belt 6 tops;
The described linear motor sliding table 11 1 ends outside is provided with CCD checkout gear 13;
Described laser linear motor sliding table 9 is provided with laser beam flying focusing arrangement 15; Described laser instrument 14 is arranged at laser beam flying focusing arrangement 15 1 sides.
Wherein, described linear motor sliding table 11 is provided with etching holding fix 18, laser ablation position 17 and battery shift position 16; Described XY θ workbench 12 is provided with the sucker for the absorption battery.Described automated system comprises that also the CCD that is connected with control system by wire detects and signal processing system; Described transfer system is connected wire and is connected with control system with laser etching system.Control system adopts Industry Control single-chip microcomputer or the existing PLC controller of prior art.
Abovely in conjunction with most preferred embodiment the utility model is described, but the utility model is not limited to the embodiment of above announcement, any those skilled in the art are after reading foregoing, to multiple modification of the present utility model with to substitute all be apparent, so the utility model is encompassed in modification, equivalent combinations that the utility model carries out in essence.

Claims (5)

1. solar battery laser etching edge automated system, described automated system comprises transfer system and the laser etching system that is comprised of laser instrument (14) and laser beam flying focusing arrangement (15); It is characterized in that,
Described transfer system comprises the conveyer belt that is comprised of prime belt conveyer belt (5) and rear class belt conveyer belt (6), be arranged at monosymmetric two linear motor sliding tables of conveyer belt (11), be arranged at the linear electric motors slide block (10) on the linear motor sliding table (11), be fixed on the XY θ work stage (12) on the linear electric motors slide block (10), XY θ work stage (12) is synchronized with the movement with linear electric motors slide block (10), be vertically installed in the linear motor sliding table (9) of rear class belt conveyer belt (6) top, be arranged at the prime manipulator (7) of prime belt conveyer belt (5) top, be arranged at the rear class manipulator (8) of rear class belt conveyer belt (6) top;
Described linear motor sliding table (11) one ends top is provided with CCD checkout gear (13);
Described laser linear motor sliding table (9) is provided with laser beam flying focusing arrangement (15); Described laser instrument (14) is arranged at laser beam flying focusing arrangement (15) one sides.
2. automated system as claimed in claim 1 is characterized in that, described linear motor sliding table (11) is provided with etching holding fix (18), laser ablation position (17) and battery shift position (16).
3. automated system as claimed in claim 1 is characterized in that, described laser beam flying focusing arrangement (15) also comprises beam expanding lens and galvanometer.
4. automated system as claimed in claim 1 is characterized in that, described XY θ workbench (12) is provided with the sucker for the absorption battery.
5. automated system as claimed in claim 1 is characterized in that, described automated system comprises that also the CCD that is connected with control system by wire detects and signal processing system; Described transfer system is connected wire and is connected with control system with laser etching system.
CN2012204088959U 2012-08-17 2012-08-17 Automation system for laser edge etching of solar battery Expired - Lifetime CN202804485U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012204088959U CN202804485U (en) 2012-08-17 2012-08-17 Automation system for laser edge etching of solar battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012204088959U CN202804485U (en) 2012-08-17 2012-08-17 Automation system for laser edge etching of solar battery

Publications (1)

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CN202804485U true CN202804485U (en) 2013-03-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747032A (en) * 2018-06-20 2018-11-06 君泰创新（北京）科技有限公司 A kind of cell piece membrane removal method and system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108747032A (en) * 2018-06-20 2018-11-06 君泰创新（北京）科技有限公司 A kind of cell piece membrane removal method and system

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Granted publication date: 20130320