CN208513900U - It is a kind of by back-contact welding of battery film at the string welding machine of battery strings - Google Patents
It is a kind of by back-contact welding of battery film at the string welding machine of battery strings Download PDFInfo
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- CN208513900U CN208513900U CN201821020669.7U CN201821020669U CN208513900U CN 208513900 U CN208513900 U CN 208513900U CN 201821020669 U CN201821020669 U CN 201821020669U CN 208513900 U CN208513900 U CN 208513900U
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- spacer
- interconnecting strip
- battery case
- cut
- piece
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- 238000003466 welding Methods 0.000 title claims abstract description 72
- 125000006850 spacer group Chemical group 0.000 claims abstract description 93
- 238000005520 cutting process Methods 0.000 claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 230000004807 localization Effects 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 34
- 238000003825 pressing Methods 0.000 claims description 27
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 239000010408 film Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000002955 isolation Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
Abstract
This application discloses a kind of by back-contact welding of battery film into the string welding machine of battery strings, belong to photovoltaic apparatus manufacturing field, which includes feed mechanism, testing agency, carrying mechanism, interconnecting strip dressing mechanism, spacer draw frame machine, conveying mechanism, welding mechanism and discharging mechanism；Feed mechanism removes cell piece to testing agency；Testing agency carries out appearance detection and detection and localization to cell piece；Carrying mechanism removes cell piece to conveying mechanism；Spacer draw frame machine is placed on the region between the main gate line end close to each other of two neighboring cell piece after cutting spacer；Interconnecting strip dressing mechanism is placed in the main gate line of cell piece and on spacer after cutting interconnecting strip；Cell piece is delivered to welding mechanism by conveying mechanism；Welding mechanism welds cell piece, interconnecting strip and spacer；Discharging mechanism exports battery strings.The application carries out automatic welding to back contact battery piece by string welding machine, improves production efficiency.
Description
Technical field
The utility model belongs to photovoltaic apparatus manufacturing field, be related to it is a kind of by back-contact welding of battery film at battery strings
String welding machine.
Background technique
With the rapid development of the clean energy resourcies such as solar energy, photovoltaic manufacturing is also fast-developing therewith.Photovoltaic module can
To convert the solar into electric energy, currently by gradually popularization and application.In photovoltaic module production process, need cell piece
Connect into battery strings.Traditional string welding machine is welded using traditional cell piece, and traditional cell piece limits photovoltaic group
The photoelectric conversion efficiency of part causes the overall efficiency utilization rate of solar energy not high.
Occur the back-contact cell piece that a kind of surface is smooth, is easily adhered on the market, is come out using this welding of battery film
Battery strings not will increase series resistance, therefore the battery efficiency under the conditions of optically focused can be improved, to improve photoelectric conversion effect
Rate.But this cell piece is all using human weld at present, welding efficiency is lower.
Utility model content
In order to solve, surface is smooth, back-contact cell piece that be easily adhered using human weld causes welding efficiency is low to ask
Topic, the utility model provide a kind of string welding machine by back-contact welding of battery film at battery strings.Technical solution is as follows:
In a first aspect, providing a kind of string welding machine by back-contact welding of battery film at battery strings, which includes
Feed mechanism, testing agency, carrying mechanism, interconnecting strip dressing mechanism, spacer draw frame machine, conveying mechanism, welding mechanism and
Discharging mechanism；Target battery piece is carried to from testing agency by feed mechanism from battery case；Testing agency to target battery piece into
The detection of row appearance and detection and localization；The target battery piece being located at testing agency is carried on conveying mechanism by carrying mechanism, will
The back side for being provided with main gate line of target battery piece is upward；Spacer is cut into the first predetermined length by spacer draw frame machine,
The main gate line that the spacer cut is placed on the two neighboring target battery piece back side in mechanism end close to each other
Between region on；Interconnecting strip arranges structure and interconnecting strip is cut into the second predetermined length, and the interconnecting strip cut is placed on
On conveying mechanism in the main gate line at the two neighboring target battery piece back side and above spacer；Conveying mechanism is by target battery
The interconnecting strip and spacer of piece and laying are delivered at welding mechanism；Welding mechanism is by target battery piece and the interconnection of laying
Item and spacer weld；Discharging mechanism exports the cell piece component for welding bunchiness.
By using include feed mechanism, testing agency, carrying mechanism, interconnecting strip dressing mechanism, spacer draw frame machine,
The back-contact welding of battery film that the string welding machine of conveying mechanism, welding mechanism and discharging mechanism is smooth by surface, is easily adhered is at electricity
Pond string, by Machine automated operation, does not need manually to be welded since each mechanism collaboration that welding process is string welding machine is completed
It connects, to improve welding efficiency and production efficiency, and ensure that the unification of battery strings welding quality.Additionally, due to being to table
The back-contact cell piece that face is smooth, is easily adhered is welded, and soldered battery strings not will increase series resistance, so as to
The battery efficiency under the conditions of optically focused is improved, incident photon-to-electron conversion efficiency is provided.
Optionally, feed mechanism includes battery case conveying device, the first battery case, the second battery case, sorting unit；Detection
Mechanism includes cell piece detection placement platform；First battery case is for holding target battery piece and partition；Battery case conveying device
It conveys at the first battery case to sorting unit, the first empty battery case is transferred out；Sorting unit will be in the first battery case
Target battery piece is carried to cell piece detection placement platform, and the partition in the first battery case is carried in the second battery case；The
Two battery cases are for holding the partition that sorting unit sub-elects.
By the sorting unit of feed mechanism by the first battery case cell piece and partition sort out, and by cell piece
It is carried to down in detection process together, realizes the automatic charging of cell piece, improve production efficiency.
Optionally, sorting unit includes at least the first sucker group and the second sucker group；First sucker group draws the first battery
Target battery piece is delivered to cell piece detection placement platform by the target battery piece in box；Battery is moved in the first sucker group
When piece detects placement platform, the second sucker group draws the partition in the first battery case；The first battery case is drawn in the first sucker group
When interior target battery piece, the partition of absorption is placed in the second battery case by the second sucker group.
By designing two sucker groups, the second sucker group when the first sucker group placing battery plate on sorting unit
Draw partition, the first sucker group draw cell piece when the second sucker group place partition so that the first sucker group and
The sorting of cell piece and partition is completed in the cooperation of second sucker group, has been saved the time of sorting, has been improved the efficiency of feeding.
Optionally, cell piece detection placement platform, the first battery case, the second battery case position be sequentially distributed it is straight at one
On line；First battery case is located at the center of cell piece detection placement platform and the second battery case；First sucker group and second
The relative position of sucker group is fixed, the distance between the first sucker group and the second sucker group and the first battery case and the second battery case
The distance between it is equal.
Position by the way that cell piece to be detected to placement platform, the first battery case and the second battery case is arranged in straight line
On, and the first battery case is located on the center of cell piece detection placement platform and the second battery case, two sucker groups away from
Be equidistant from two battery cases so that the first sucker group and the second sucker group by transverse shifting in turn to cell piece and
Partition is drawn, and when the first sucker group draws cell piece, the second sucker group is just moved to the placement of the second battery case
Partition, in the first sucker group placing battery plate, the second sucker group is just moved to the first battery case and draws partition, has saved dynamic
Make the time, improves the efficiency of separation.
Optionally, interconnecting strip dressing mechanism includes the first traction device, handling device, the first cutting means, interconnecting strip stripping
From device, the first pressing device, the first guiding device and feeding device；The interconnecting strip that feeding device provides sequentially passes through first and leads
To device, interconnecting strip stripping off device and the first cutting means；First pressing device is after interconnecting strip is interspersed by interconnecting strip pressure
Tightly；First traction device moves back and forth between the first cutting means and the first predetermined position, the first predetermined position and the
Two predetermined lengths are related；Handling device is moved to the interconnection that absorption has been cut between the first cutting means and the first traction device
The interconnecting strip cut is placed in the main gate line at the two neighboring target battery piece back side on the conveyor and is located at isolation by item
Above piece.
Interconnecting strip is cut into fixed length by interconnecting strip dressing mechanism, and the interconnecting strip cut is transported to two neighboring
In the main gate line of target battery piece and it is located above spacer, improve interconnecting strip cuts efficiency.
Optionally, during the single of interconnecting strip is cut, the first traction device cuts out interconnecting strip to be cut from first
It is drawn at cutting apparatus to the first predetermined position, handling device, which is moved between the first cutting means and the first traction device, draws interconnection
Item, after the first cutting means cut off interconnecting strip, the first traction device unclamps interconnecting strip, and handling device puts the interconnecting strip cut
It sets in the main gate line at the two neighboring target battery piece back side on the conveyor and is located above spacer, the first traction device returns
Interconnecting strip to be cut is clamped at the first cutting means.
The interconnecting strip that fixed length is pulled by the first traction device draws interconnecting strip by handling device before cutting, can
It is moved during cutting to avoid interconnecting strip.
Optionally, spacer draw frame machine includes chip-feeding wheel, the second guiding device, the second pressing device, second cuts dress
It sets, the second traction device and suction means；The spacer of chip-feeding wheel output is oriented to via the second guiding device, is compressed and is filled by second
Set compression；Second traction device moves back and forth between the second pressing device and the second predetermined position, the second predetermined position
It is related to the first predetermined length；Suction means be moved between the second pressing device and the second traction device draw cut every
From piece, the main gate line that the spacer cut is placed the two neighboring target battery piece back side on the conveyor is close to each other
On region between end.
Spacer is cut into fixed length by spacer draw frame machine, and the spacer cut is placed on two neighboring
On region between target battery piece back side main gate line end close to each other, spacer can be improved cuts efficiency.In addition
By placing spacer on the region between two neighboring target battery piece back side main gate line end close to each other, can keep away
Exempt from interconnecting strip and contacts the problem of causing electric energy loss with cell piece upper marginal position.
Optionally, during the single of spacer is cut, the second traction device presses spacer to be cut from second
It is drawn at tight device to the second predetermined position, suction means, which is moved between the second pressing device and the second traction device, draws isolation
Piece, after the second cutting means cut off spacer, the second traction device unclamps spacer, and suction means puts the spacer cut
It sets on the region between the main gate line end close to each other at the two neighboring target battery piece back side on the conveyor, second leads
Leading-in device, which returns to, clamps spacer to be cut at the second pressing device.
The spacer that fixed length is pulled by the second traction device draws spacer by suction means before cutting, can
It is moved during cutting to avoid spacer.
Optionally, interconnecting strip is conductive material, and interconnecting strip is for cell piece and cell piece to be together in series.
Optionally, appearance detection includes at least one of damage testing and crack detection.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
Utility model.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model
Embodiment, and be used to explain the principles of the present invention together with specification.
Fig. 1 is the structural schematic diagram for the string welding machine that the utility model one embodiment provides；
Fig. 2 is the structural schematic diagram for the feed mechanism that the utility model one embodiment provides；
Fig. 3 is the structural schematic diagram for the interconnecting strip dressing mechanism that the utility model one embodiment provides；
Fig. 4 is the schematic diagram for the interconnecting strip stripping off device that the utility model one embodiment provides；
Fig. 5 is the structural schematic diagram for the spacer draw frame machine that the utility model one embodiment provides；
Fig. 6 is the structural schematic diagram for the conveying mechanism that the utility model one embodiment provides.
Wherein, appended drawing reference is as follows:
10, feed mechanism；11, the first battery case；12, the second battery case；13, battery case conveying device；14, sorting dress
It sets；141, the first sucker group；142, the second sucker group；20, testing agency；21, cell piece detects placement platform；30, carrying implement
Structure；40, interconnecting strip dressing mechanism；41, the first traction device；42, handling device；43, the first cutting means；44, interconnecting strip is shelled
From device；45, the first pressing device；46, the first guiding device；47, feeding device；50 spacer draw frame machines；51, feed
Wheel；52, the second guiding device；53, the second pressing device；54, the second cutting means；55, the second traction device；56, dress is drawn
It sets；60, conveying mechanism；61, roller；62, belt；63, conveyor mat；70, welding mechanism；80, discharging mechanism.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent device and method of some aspects be described in detail in the appended claims, the utility model.
The battery strings that back-contact welding of battery film that is smooth using surface, being easily adhered comes out not will increase series resistance,
The battery efficiency under the conditions of optically focused can be improved, to improve incident photon-to-electron conversion efficiency.But this cell piece uses human weld,
Welding efficiency is lower.
In view of this, this application provides a kind of by back-contact welding of battery film into the string welding machine of battery strings, is used to pair
The back-contact cell piece that surface is smooth, is easily adhered is welded, and the welding efficiency of back-contact cell piece can be improved.Below
String welding machine provided by the present application is illustrated in conjunction with Fig. 1 to Fig. 6.
Fig. 1 is the structural schematic diagram for the string welding machine that the utility model one embodiment provides, which includes feeder
Structure 10, testing agency 20, carrying mechanism 30, interconnecting strip dressing mechanism 40, spacer draw frame machine 50, conveying mechanism 60, welding
Mechanism 70 and discharging mechanism 80.
Target battery piece is carried to from testing agency 20 by feed mechanism 10 from battery case, and goal cell piece refers to
The back-contact cell piece that surface is smooth, is easily adhered.
It should be noted that traditional cell piece is usually one side to be positive, another side is cathode, and this back-contact
Cell piece can export the anode and cathode of cell piece from the same face, that is to say, that the positive and negative anodes of cell piece are all overleaf.
Testing agency 20 carries out appearance detection and detection and localization to target battery piece.
Optionally, appearance detection includes at least one of damage testing and crack detection.For damage testing and crack
The specific implementation of detection may refer to conventional techniques known to those skilled in the art.
Optionally, in conjunction with reference Fig. 2, feed mechanism 10 includes battery case conveying device 13, first the 11, second electricity of battery case
Pond box 12, sorting unit 14, testing agency 20 include that cell piece detects placement platform 21.First battery case 11 is for holding target
Cell piece and partition, battery case conveying device 13 convey at the first battery case 11 to sorting unit 14, by the first empty battery case
11 transfer out, and the target battery piece in the first battery case 11 is carried to cell piece detection placement platform 21 by sorting unit 14,
Partition in first battery case 11 is carried in the second battery case 12, the second battery case 12 is for holding the sorting of sorting unit 14
Partition out.
It should be noted that target battery piece and partition in the first battery case 11 be using interval disposing way,
Exactly one layer of target battery on piece puts one layer of partition, then puts one layer of target battery piece again on partition.
Optionally, sorting unit 14 includes at least the first sucker group 141 and the second sucker group 142.
First sucker group 141 draws the target battery piece in the first battery case 11, and target battery piece is delivered to cell piece
Detect placement platform 21；When the first sucker group 141 is moved to cell piece detection placement platform 21, the second sucker group 142 is drawn
Partition in first battery case 11；When the first sucker group 141 draws the target battery piece in the first battery case 11, the second sucker
The partition of absorption is placed in the second battery case 12 by group 142.
Due in the first battery case 11 cell piece and partition using interval disposing way, in the first sucker group
After 141 draw target battery pieces, the second sucker group 142, which is moved at the first battery case 11, can just draw partition, and then the
One sucker group 141 returns and draws next layer of target battery piece at the first battery case 11.
Optionally, as shown in Fig. 2, the position of cell piece detection placement platform 21, the first battery case 11, the second battery case 12
It is sequentially distributed point-blank, the first battery case 11 is located at the center of cell piece detection placement platform 21 and the second battery case 12
Position.The relative position of first sucker group 141 and the second sucker group 142 is fixed, the first sucker group 141 and the second sucker group 142
The distance between it is equal with the distance between the first battery case 11 and the second battery case 12.
Since the position of cell piece detection placement platform 21, the first battery case 11, the second battery case 12 is sequentially distributed one
On straight line, the relative position of the first sucker group 141 and the second sucker group 142 is fixed, therefore the first sucker group 141 and second is inhaled
Disk group 142 can take turns the position for flowing back into the first battery case 11 by transverse shifting, and a sucker group executes the same of sucking action
When another sucker group execute placement movement, save actuation time, improve the efficiency of separation.
The target battery piece being located at testing agency 20 is carried on conveying mechanism 60 by carrying mechanism 30, by target battery
The back side for being provided with main gate line of piece is upward.
Testing agency 20 is in the target battery piece sub-elected has been inspected after, by carrying mechanism 30 by qualified target
Cell piece is carried to conveying mechanism 60, so that target battery piece moves to subsequent processing automatically.Due to the master of back-contact cell piece
Grid line overleaf, therefore upward by the back side of target battery piece, so that subsequent processing places spacer and interconnecting strip.
Interconnecting strip is cut into the second predetermined length by interconnecting strip dressing mechanism 40, and the interconnecting strip cut is placed on conveying
In mechanism 60 in the main gate line at the two neighboring target battery piece back side and above spacer.
Interconnecting strip is conductive material, for cell piece and cell piece to be together in series.
Second predetermined length is usually the connected length of two target battery on piece main gate lines, for example, first mutual
Bracing is used to connect at the cathode of the anode and second cell piece of first cell piece, and second interconnecting strip is for by the
The cathode of the anode and third cell piece of two cell pieces connects, and so on.Assuming that in two neighboring cell piece, the
Main gate line on one cell piece includes left end point A and right endpoint B, the main gate line on second cell piece include left end point C and
Right endpoint D, then the second predetermined length is equal to the distance of left end point A to right endpoint D.
It should be noted that thin film is posted on the surface of interconnecting strip used in back-contact cell piece, before welding
It needs to remove film.
Optionally, in conjunction with reference Fig. 3, interconnecting strip dressing mechanism 40 includes the first traction device 41, handling device 42, first
Cutting means 43, interconnecting strip stripping off device 44, the first pressing device 45, the first guiding device 46 and feeding device 47.
Before interconnecting strip dressing mechanism 40 starts automatic work, need to carry out interconnecting strip some pretreatments, feed dress
Setting has the interconnecting strip not cut on 47, sequentially pass through first by the interconnecting strip not cut for manually providing feeding device 47 and lead
To device 46, interconnecting strip stripping off device 44 and the first cutting means 43.
It should be noted that at interconnecting strip stripping off device 44, since there is film on interconnecting strip surface used herein, interconnection
The beginning part needs of item manually separate interconnecting strip with the film being sticked in interconnecting strip, then pass through the interconnecting strip after removing
Interconnecting strip is compressed by the first pressing device 45, is cut by first after the completion of interconnecting strip is interspersed by the first cutting means 43
Device 43 cuts flat with interconnecting strip, and after pretreated process, interconnecting strip collator can be entered by cutting flat with spare interconnecting strip
The Manufacturing Automated process of structure 40.First traction device 41 is reciprocal back and forth between the first cutting means 43 and the first predetermined position to be transported
It is dynamic, the interconnecting strip not cut is pulled, the first predetermined position is related to the second predetermined length, and usual first predetermined position to first is cut out
The distance of cutting apparatus 43 is equal to the second predetermined length.Handling device 42 is moved to the first cutting means 43 and the first traction device 41
Between draw the interconnecting strip that has cut, the interconnecting strip cut is placed on two neighboring target battery piece back on conveying mechanism 60
In the main gate line in face and it is located above spacer.
In automated production, Fig. 4 is referred to automatically stripping for film at interconnecting strip stripping off device 44, along interconnecting strip
Conveying direction, the interconnecting strip with film is delivered at interconnecting strip stripping off device 44, and film is interconnected the stripping of a stripping off device 44
From falling into lower section from intermediate gap, the interconnecting strip after opening film continues to move along conveying direction.
Optionally, sequence of movement of each device of interconnecting strip dressing mechanism 40 during the single of interconnecting strip is cut
Are as follows: the first traction device 41 draws interconnecting strip to be cut from the first cutting means 43 to the first predetermined position, handling device
42 are moved between the first cutting means 43 and the first traction device 41 and draw interconnecting strip, and the first cutting means 43 cut off interconnecting strip
Afterwards, the first traction device 41 unclamps interconnecting strip, and the interconnecting strip cut is placed on adjacent on conveying mechanism 60 by handling device 42
In the main gate line at the two target battery piece back side and it is located above spacer, the first traction device 41 returns to the first cutting means 43
Clamp interconnecting strip to be cut in place.Interconnecting strip dressing mechanism 40 recycles in automated production executes above-mentioned movement.
Spacer is cut into the first predetermined length by spacer draw frame machine 50, and the spacer cut is placed on conveying
On region in mechanism 60 between the main gate line at two neighboring target battery piece back side end close to each other.
Spacer is insulating materials, be below spacer it is sticking, can be sticked on cell piece, spacer by plus
Heat will become transparence.Main grid thread end has certain distance to cell piece edge above cell piece, due to the edge part of cell piece
Dividing has the conductive materials such as aluminium or copper, if interconnecting strip is directly contacted with marginal portion, will cause the loss of electric energy, therefore in main gate line
Spacer is placed on region between end close to each other.
First predetermined length be equal between the main gate line end close to each other at the two neighboring target battery piece back side away from
From for example, the main gate line of first aim cell piece includes left end point A and right endpoint in two neighboring target battery piece
B, the main gate line on second cell piece include left end point C and right endpoint D, then the first predetermined length is equal to right endpoint B to left end
The distance of point C.
Optionally, in conjunction with reference Fig. 5, spacer draw frame machine 50 includes chip-feeding wheel 51, the second guiding device 52, second pressure
Tight device 53, the second cutting means 54, the second traction device 55 and suction means 56.
The spacer that chip-feeding wheel 51 exports is oriented to via the second guiding device 52, is compressed by the second pressing device 53.For
The spacer not cut, it is similar with interconnecting strip dressing mechanism 40, by manually carrying out interspersed work, dress then is cut by second
It sets 54 to trim spacer, into automate production processes.In spacer draw frame machine 50, the second cutting means 54 are against the
Two pressing devices 53.
Second traction device 55 is moved back and forth in the second pressing device 53 and the second predetermined position bracket, and second is predetermined
Position is related to the first predetermined length, and in general, the distance between the second pressing device 53 and the second predetermined position are equal to the
One predetermined length.Suction means 56 is moved to the isolation that absorption has been cut between the second pressing device 53 and the second traction device 55
Piece, the main gate line that the spacer cut is carried to the two neighboring target battery piece back side on conveying mechanism 60 are close to each other
On region between end.
Optionally, sequence of movement of each device of spacer draw frame machine 50 during the single of spacer is cut
Are as follows: the second traction device 55 draws spacer to be cut from the second pressing device 53 to the second predetermined position, suction means
56 are moved between the second pressing device 53 and the second traction device 55 and draw spacer, and the second cutting means 54 cut off spacer
Afterwards, the second traction device 55 unclamps spacer, and the spacer cut is carried to adjacent on conveying mechanism 60 by suction means 56
On region between the main gate line at two target battery piece back sides end close to each other, the second traction device 55 returns to the second pressure
Spacer to be cut is clamped at tight device 53.
The interconnecting strip and spacer of target battery piece and laying are delivered at welding mechanism 70 by conveying mechanism 60.
Optionally, there are adsorption hole and heater in the conveyor mat of conveying mechanism 60, the spacer of target battery on piece exists
Pass through the heating and melting of heater in transmission process.In conjunction with reference Fig. 6, conveying mechanism 60 includes roller 61, belt 62 and conveying
Bottom plate 63, having heaters and adsorption hole, the heating temperature of heater are arranged in conveyor mat 63 to be preset, and belt 62 exists
63 top of conveyor mat, belt 62 are equipped with adsorption hole, convenient for absorption cell piece.Motor work drives roller 61 to rotate, roller
61 drive belt 62 to rotate, and conveyor mat 63 is fixed on the position of 62 lower section of belt, are placed with the target of interconnecting strip and spacer
Cell piece is fed forward on belt 62 with the rotation of belt 62, that is to say, that conveyor mat 63 is motionless, and the rotation of belt 62 drives
Cell piece is mobile.Optionally, conveyor mat 63 is made of multiple bottom plates, usually each corresponding cell piece of bottom plate.
Welding mechanism 70 welds the interconnecting strip and spacer of target battery piece and laying.
Heater in conveyor mat 63 is simply possible to use in and heats to spacer, the welding for interconnecting strip, it is also necessary to special
Welding mechanism 70 realize.
Discharging mechanism 80 exports the cell piece component for welding bunchiness, that is, the battery strings being welded are exported.
In conclusion it is provided by the embodiment of the utility model by back-contact welding of battery film at the string welding machine of battery strings,
By using including feed mechanism, testing agency, carrying mechanism, interconnecting strip dressing mechanism, spacer draw frame machine, conveyer
The back-contact welding of battery film that the string welding machine of structure, welding mechanism and discharging mechanism is smooth by surface, is easily adhered at battery strings, by
It is completed in each mechanism collaboration that welding process is string welding machine, by Machine automated operation, does not need manually to be welded, thus
Welding efficiency and production efficiency are improved, and ensure that the unification of battery strings welding quality.Additionally, due to be it is smooth to surface,
The back-contact cell piece being easily adhered is welded, and soldered battery strings not will increase series resistance, poly- so as to improve
Battery efficiency under the conditions of light, provides incident photon-to-electron conversion efficiency.
In addition, by the sorting unit of feed mechanism by the first battery case cell piece and partition sort out, and will
Cell piece is carried to down in detection process together, is realized the automatic charging of cell piece, is improved production efficiency.
In addition, by designing two sucker groups on sorting unit, second when the first sucker group placing battery plate
Sucker group draws partition, and the second sucker group places partition when the first sucker group draws cell piece, so that first inhales
The sorting of cell piece and partition is completed in disk group and the cooperation of the second sucker group, has been saved the time of sorting, has been improved the efficiency of feeding.
In addition, being arranged by the position that cell piece is detected to placement platform, the first battery case and the second battery case at one
On straight line, and the first battery case is located on the center of cell piece detection placement platform and the second battery case, two sucker groups
Distance and two battery cases be equidistant so that the first sucker group and the second sucker group are by transverse shifting in turn to battery
Piece and partition are drawn, and when the first sucker group draws cell piece, the second sucker group is just moved to the second battery case
Partition is placed, in the first sucker group placing battery plate, the second sucker group is just moved to the first battery case and draws partition, saves
Actuation time improves the efficiency of separation.
In addition, interconnecting strip is cut into fixed length by interconnecting strip dressing mechanism, and the interconnecting strip cut is transported to phase
In the main gate line of adjacent two target battery pieces and it is located above spacer, improve interconnecting strip cuts efficiency.
In addition, pulling the interconnecting strip of fixed length by the first traction device, is drawn and interconnected by handling device before cutting
Item can move during cutting to avoid interconnecting strip.
In addition, spacer is cut into fixed length by spacer draw frame machine, and the spacer cut is placed on phase
On region between adjacent two target battery piece back side main gate lines end close to each other, spacer can be improved cuts effect
Rate.It is isolated additionally by being placed on the region between two neighboring target battery piece back side main gate line end close to each other
Piece can contact the problem of causing electric energy loss with cell piece upper marginal position to avoid interconnecting strip.
In addition, pulling the spacer of fixed length by the second traction device, is drawn and be isolated by suction means before cutting
Piece can move during cutting to avoid spacer.
Those skilled in the art will readily occur to practical after considering specification and the practice invention of utility model here
Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these
This skill that variations, uses, or adaptations follow the general principle of the utility model and do not invent including the utility model
Common knowledge or conventional techniques in art field.The description and examples are only to be considered as illustrative, the utility model
True scope and spirit are indicated by the following claims.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (10)
1. it is a kind of by back-contact welding of battery film at the string welding machine of battery strings, which is characterized in that the string welding machine includes feeding
Mechanism, testing agency, carrying mechanism, interconnecting strip dressing mechanism, spacer draw frame machine, conveying mechanism, welding mechanism and discharging
Mechanism；
Target battery piece is carried to from the testing agency by the feed mechanism from battery case；
The testing agency carries out appearance detection and detection and localization to the target battery piece；
The target battery piece being located at the testing agency is carried on the conveying mechanism by the carrying mechanism, by the mesh
Mark the back side for being provided with main gate line of cell piece upward；
Spacer is cut into the first predetermined length by the spacer draw frame machine, the spacer cut is placed on described defeated
On the region between end for sending the main gate line at the two neighboring target battery piece back side in mechanism close to each other；
The interconnecting strip arranges structure and interconnecting strip is cut into the second predetermined length, the interconnecting strip cut is placed on described defeated
It send in mechanism in the main gate line at the two neighboring target battery piece back side and above the spacer；
The interconnecting strip and the spacer of the target battery piece and laying are delivered to the weldering by the conveying mechanism
At connection mechanism；
The welding mechanism welds the interconnecting strip and the spacer of the target battery piece and laying；
The discharging mechanism exports the cell piece component for welding bunchiness.
2. string welding machine according to claim 1, which is characterized in that the feed mechanism includes battery case conveying device,
One battery case, the second battery case, sorting unit；The testing agency includes cell piece detection placement platform；
First battery case is for holding the target battery piece and partition；
The battery case conveying device conveys at first battery case to the sorting unit, and the first empty battery case is conveyed
It goes out；
Target battery piece in first battery case is carried to the cell piece and detects placement platform by the sorting unit, will
Partition in first battery case is carried in second battery case；
Second battery case is for holding the partition that the sorting unit sub-elects.
3. string welding machine according to claim 2, which is characterized in that the sorting unit includes at least the first sucker group and the
Two sucker groups；
The first sucker group draws the target battery piece in first battery case, the target battery piece is delivered to described
Cell piece detects placement platform；
When the first sucker group is moved to the cell piece detection placement platform, the second sucker group draws described first
Partition in battery case；When the first sucker group draws the target battery piece in first battery case, described second inhales
The partition of absorption is placed in second battery case by disk group.
4. string welding machine according to claim 3, which is characterized in that the cell piece detection placement platform, first electricity
Pond box, second battery case position be sequentially distributed point-blank；First battery case is located at cell piece inspection
Survey the center of placement platform and second battery case；
The relative position of the first sucker group and the second sucker group is fixed, the first sucker group and second sucker
The distance between group is equal with the distance between first battery case and second battery case.
5. string welding machine according to claim 1, which is characterized in that the interconnecting strip dressing mechanism includes the first traction dress
It sets, handling device, the first cutting means, interconnecting strip stripping off device, the first pressing device, the first guiding device and feeding device；
The interconnecting strip that the feeding device provides sequentially passes through first guiding device, the interconnecting strip stripping off device and described
First cutting means；First pressing device compresses the interconnecting strip after interconnecting strip is interspersed；
First traction device moves back and forth between first cutting means and the first predetermined position, and described first
Predetermined position is related to second predetermined length；The handling device is moved to first cutting means and described first and leads
The interconnecting strip cut is drawn between leading-in device, the interconnecting strip cut is placed on two neighboring on the conveying mechanism
In the main gate line at the target battery piece back side and it is located above the spacer.
6. string welding machine according to claim 5, which is characterized in that during the single of interconnecting strip is cut, described first
Traction device draws interconnecting strip to be cut from first cutting means to first predetermined position, the handling device
It is moved between first cutting means and first traction device and draws interconnecting strip, first cutting means cut off institute
After stating interconnecting strip, first traction device unclamps the interconnecting strip, and the interconnecting strip cut is placed on by the handling device
On the conveying mechanism in the main gate line at the two neighboring target battery piece back side and above the spacer, described first is led
Leading-in device returns at first cutting means and clamps interconnecting strip to be cut.
7. string welding machine according to claim 1, which is characterized in that the spacer draw frame machine includes chip-feeding wheel, second
Guiding device, the second pressing device, the second cutting means, the second traction device and suction means；
The spacer of the chip-feeding wheel output is oriented to via second guiding device, is compressed by second pressing device；
Second traction device moves back and forth between second pressing device and the second predetermined position, and described second
Predetermined position is related to first predetermined length；The suction means is moved to second pressing device and described second and leads
The spacer cut is drawn between leading-in device, the spacer cut is placed on two neighboring on the conveying mechanism
On region between the main gate line at target battery piece back side end close to each other.
8. string welding machine according to claim 7, which is characterized in that during the single of spacer is cut, described second
Traction device draws spacer to be cut from second pressing device to second predetermined position, the suction means
It is moved between second pressing device and second traction device and draws spacer, second cutting means cut off institute
After stating spacer, second traction device unclamps the spacer, and the spacer cut is placed on by the suction means
On region on the conveying mechanism between the main gate line at two neighboring target battery piece back side end close to each other, described
Two traction devices return at second pressing device and clamp spacer to be cut.
9. string welding machine according to claim 1, which is characterized in that the interconnecting strip is conductive material, and the interconnecting strip is used
It is together in series in by cell piece and cell piece.
10. string welding machine according to any one of claims 1 to 9, which is characterized in that appearance detection include damage testing and
At least one of crack detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821020669.7U CN208513900U (en) | 2018-06-28 | 2018-06-28 | It is a kind of by back-contact welding of battery film at the string welding machine of battery strings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821020669.7U CN208513900U (en) | 2018-06-28 | 2018-06-28 | It is a kind of by back-contact welding of battery film at the string welding machine of battery strings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208513900U true CN208513900U (en) | 2019-02-19 |
Family
ID=65337774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821020669.7U Withdrawn - After Issue CN208513900U (en) | 2018-06-28 | 2018-06-28 | It is a kind of by back-contact welding of battery film at the string welding machine of battery strings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208513900U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723653A (en) * | 2018-06-28 | 2018-11-02 | 无锡奥特维科技股份有限公司 | It is a kind of by back-contact welding of battery film at the string welding machine of battery strings |
| CN111203661A (en) * | 2020-01-15 | 2020-05-29 | 杭州康奋威科技股份有限公司 | IBC solar cell string light welding device and welding method thereof |
| CN116833557A (en) * | 2023-08-31 | 2023-10-03 | 珠海市枫杨科技有限公司 | Drawer guide rail laser welding machine |
-
2018
- 2018-06-28 CN CN201821020669.7U patent/CN208513900U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108723653A (en) * | 2018-06-28 | 2018-11-02 | 无锡奥特维科技股份有限公司 | It is a kind of by back-contact welding of battery film at the string welding machine of battery strings |
| CN108723653B (en) * | 2018-06-28 | 2024-01-05 | 无锡奥特维科技股份有限公司 | Series welding machine for welding back contact type battery piece into battery string |
| CN111203661A (en) * | 2020-01-15 | 2020-05-29 | 杭州康奋威科技股份有限公司 | IBC solar cell string light welding device and welding method thereof |
| CN111203661B (en) * | 2020-01-15 | 2021-06-22 | 杭州康奋威科技股份有限公司 | IBC solar cell string light welding device and welding method thereof |
| CN116833557A (en) * | 2023-08-31 | 2023-10-03 | 珠海市枫杨科技有限公司 | Drawer guide rail laser welding machine |
| CN116833557B (en) * | 2023-08-31 | 2023-11-21 | 珠海市枫杨科技有限公司 | Drawer guide rail laser welding machine |
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