CN112475598A - Battery piece slicing device - Google Patents
Battery piece slicing device Download PDFInfo
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- CN112475598A CN112475598A CN202011450033.8A CN202011450033A CN112475598A CN 112475598 A CN112475598 A CN 112475598A CN 202011450033 A CN202011450033 A CN 202011450033A CN 112475598 A CN112475598 A CN 112475598A
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- 230000007246 mechanism Effects 0.000 claims abstract description 184
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 239000012634 fragment Substances 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 8
- 239000000498 cooling water Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 239000011232 storage material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/067—Dividing the beam into multiple beams, e.g. multifocusing
- B23K26/0673—Dividing the beam into multiple beams, e.g. multifocusing into independently operating sub-beams, e.g. beam multiplexing to provide laser beams for several stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
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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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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a battery piece slicing device, which comprises: the device comprises a first conveying device, a slicing device, a second conveying device, a slicing conveying device, a detection device, a third conveying device and a discharging device; the slicing device comprises a scribing laser, a splitting laser, a light splitting mechanism and a cell bearing mechanism, wherein the scribing laser and the splitting laser respectively correspond to the light splitting mechanism; the first carrying device carries the battery piece to the battery piece bearing mechanism; the second carrying device carries the battery slices cut on the battery slice bearing mechanism to the slice conveying device; the detection device is used for detecting the battery slices on the slice conveying device; and the third carrying device carries the battery on the fragment conveying device to the discharging device in a fragment mode. The technical scheme provided by the invention can effectively improve the slicing efficiency of the battery piece.
Description
Technical Field
The invention belongs to the technical field of photovoltaic cell production, and particularly relates to a cell slice splitting device.
Background
In a photovoltaic cell production process, there is a process of dividing a whole cell into at least two pieces and connecting the divided cells to form a cell string.
In the prior art, a splitting device for splitting a battery piece generally comprises a splitting laser and a splitting laser, wherein a splitting line is firstly split on the battery piece to be split by the splitting laser, and then the battery piece is heated along the splitting line by the splitting laser to realize splitting.
However, in the conventional cell slice splitting manner, each of the scribing laser and the splitting laser can only split the cell slice along one splitting line, and if two or more splitting lines need to be arranged on the cell slice, the cell slice needs to be split along one splitting line and then along the other splitting line by the scribing laser and the splitting laser. This way of dividing the cell pieces results in a low efficiency of dividing the cell pieces.
Therefore, it is desirable to provide a cell slicing apparatus capable of improving the slicing efficiency of the cell.
Disclosure of Invention
The invention aims to provide a battery piece slicing device to effectively improve the slicing efficiency of battery pieces.
In order to achieve the above object, the present invention provides a battery piece separation apparatus, including: the device comprises a first conveying device, a slicing device, a second conveying device, a slicing conveying device, a detection device, a third conveying device and a discharging device; wherein the content of the first and second substances,
the slicing device comprises a scribing laser, a splitting laser, a light splitting mechanism and a cell piece bearing mechanism for bearing a cell piece, wherein the scribing laser and the splitting laser respectively correspond to one light splitting mechanism, laser emitted by the scribing laser is divided into two scribing laser beams by the corresponding light splitting mechanism, the two scribing laser beams can scribe two parallel dividing lines on the cell piece of the cell piece bearing mechanism, and the splitting laser is divided into two splitting laser beams by the corresponding light splitting mechanism for splitting the cell piece along one dividing line;
the first carrying device carries the battery piece to be divided to the battery piece bearing mechanism of the dividing device;
the second carrying device carries the battery slices cut on the battery slice bearing mechanism to the slice conveying device for conveying;
the detection device is used for detecting the battery slices on the slice conveying device;
and the third conveying device conveys the qualified battery slices detected by the detection device on the slice conveying device to the discharging device.
Preferably, the beam splitting mechanism comprises a first mirror, a beam splitter and a second mirror;
the laser emitted by the scribing laser sequentially passes through the first reflecting mirror, the spectroscope and the second reflecting mirror of the corresponding light splitting mechanism, and the light reflected by the first reflecting mirror is divided into two beams of laser by the spectroscope, wherein one beam of laser forms first scribing laser for scribing one dividing line on the cell slice, and the other beam of laser forms second scribing laser for scribing the other dividing line on the cell slice by being reflected by the second reflecting mirror;
the laser emitted by the split laser sequentially passes through the first reflecting mirror, the spectroscope and the second reflecting mirror of the corresponding splitting mechanism, the laser reflected by the first reflecting mirror is divided into two beams of laser by the spectroscope, wherein one beam of laser forms first split laser for splitting a cell, and the other beam of laser is reflected by the second reflecting mirror to form second split laser for splitting the cell.
Preferably, the slicing device further comprises a rack, and the scribing laser and the splitting laser are mounted on the rack;
the rack is also provided with a mounting seat for respectively mounting the first reflecting mirror, the spectroscope and the second reflecting mirror and an adjusting mechanism for adjusting the angles and/or positions of the first reflecting mirror, the spectroscope and the second reflecting mirror.
Preferably, the slicing device further comprises a focusing lens for focusing the two scribing lasers respectively;
and/or the sheet splitting device further comprises a water spraying mechanism for spraying cooling water to the position where the two beams of the splitting laser split on the cell sheet.
Preferably, two battery piece bearing mechanisms are arranged, and each battery piece bearing mechanism comprises a bearing plate, a lifting mechanism for driving the bearing plate to lift and a translation mechanism for driving the bearing plate to translate;
the two bearing mechanisms can respectively and alternately move to the slicing station through the lifting of the lifting mechanism and the translation of the translation mechanism after bearing the battery piece; and at the splitting station, the bearing plate moves along the line to be split of the battery piece, so that the battery piece is split by the scribing laser and the splitting laser.
Preferably, the cell piece bearing mechanism is configured to bear two cell pieces, two scribing lasers divide a dividing line on one cell piece, and two splitting lasers split along one dividing line respectively;
or the battery piece bearing mechanism is arranged to bear one battery piece, two scribing lasers scribe two dividing lines on the same battery piece, and the two splitting lasers split the battery piece along one dividing line respectively.
Preferably, the piece conveying device comprises a heating bottom plate and a conveying belt positioned on the heating bottom plate, the battery pieces are placed on the conveying belt to be conveyed, and the conveyed battery pieces are dried by the heating bottom plate;
and/or a drying device for drying the battery slices is arranged above the slice conveying device.
Preferably, a cooling fan for cooling the dried battery slices is further arranged above the slice conveying device;
the detection device comprises a transparent bottom plate which is located at the downstream position of the cooling fan and below the conveying belt and a camera which is located above the transparent bottom plate and used for acquiring image information of the battery slices on the conveying belt, wherein the conveying belt is a transparent conveying belt.
Preferably, the discharging device comprises an upper conveying mechanism, a lower conveying mechanism positioned below the upper conveying mechanism and a lifting mechanism positioned at the end parts of the upper conveying mechanism and the lower conveying mechanism, wherein the lifting mechanism is arranged to be capable of bearing and lifting the material receiving box;
when the material receiving box on the lifting mechanism is located at a first preset height, the third carrying device carries the divided battery fragments into the material receiving box, the material receiving box loaded with the battery fragments is pushed to the upper conveying mechanism to be conveyed, then the lifting mechanism descends to a second preset height, the empty material receiving box on the lower conveying mechanism is conveyed to the lifting mechanism, and the lifting mechanism lifts the material receiving box to the first preset height to receive the battery fragments;
or, when the material receiving box on the lifting mechanism is located at a first preset height, the third carrying device carries the divided battery slices into the material receiving box, the lifting mechanism descends to a second preset height, the material receiving box loaded with the battery slices is pushed to the lower conveying mechanism to carry, then the lifting mechanism ascends to the first preset height, and the material receiving box vacant on the upper conveying mechanism is sent to the lifting mechanism.
Preferably, the battery piece separating equipment further comprises a feeding device, a fourth carrying device and a battery piece conveying device; wherein the content of the first and second substances,
the feeding device is used for providing a storage material box for loading the battery pieces to be cut, and the fourth carrying device is used for carrying the battery pieces in the storage material box to the battery piece conveying device;
the first carrying device carries the battery piece on the battery piece conveying device to the battery piece bearing mechanism of the battery piece separating device.
Preferably, the battery piece separating device further comprises a position detection device for detecting the position of the battery piece on the battery piece conveying device;
the first carrying device carries the battery pieces on the battery piece conveying device to the battery piece bearing mechanism of the battery piece separating device according to the positions of the battery pieces detected by the position detecting device.
In the cell slicing device provided by the invention, the lasers emitted by the slicing laser and the splitting laser on the slicing device are respectively split into two beams of lasers by the light splitting mechanism, and the two beams of lasers can simultaneously divide the cell along two dividing lines, so that the slicing efficiency of the cell can be greatly improved.
Drawings
Fig. 1 is a schematic structural view of a battery piece separating device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a slicing apparatus;
FIG. 3 is a schematic view of a portion of the slicing apparatus shown in FIG. 2;
FIG. 4 is a schematic view of a scribing laser and a splitting laser in a slicing device splitting light through a light splitting mechanism;
FIG. 5 is a schematic structural diagram of a cell sheet carrying mechanism in the sheet separating device;
FIG. 6 is a schematic structural view of a drying device and a cooling device disposed on the sheet conveying device;
fig. 7 is a schematic structural view of the blanking device.
Description of the reference numerals
1-a feeding device; 2-a fourth handling device; 3-a cell conveying device; 4-position detection means; 5-a first handling device; 6-a slicing device; 61-a frame; 611-a first mounting plate; 612-a second mounting plate; 613-side plate; 62-a scribed laser; 63-split laser; 64-a light splitting mechanism; 641-a first mirror; 642-a beam splitter; 643-a second mirror; 644-mounting seat; 65-a focusing lens; 66-a water spray mechanism; 67-cell loading mechanism; 671-carrier plate; 672-a mounting rack; 673-lifting mechanism; 674-lifting guide rail; 675-a translation guide; 68-a water receiving box; 7-a second handling device; 8-a slice conveying device; 81-heating the soleplate; 9-drying device; 10-a cooling fan; 11-a detection device; 111-a transparent bottom plate; 12-a third handling device; 13-a discharge device; 131-an upper conveying mechanism; 132-a lower conveying mechanism; 133-a lifting mechanism; 134-a material receiving box; 135-waste cartridge.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and the like. In other instances, well-known structures, methods, devices, implementations, materials, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may also be otherwise oriented, such as by rotation through 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
The invention provides a battery piece slicing device, as shown in fig. 1, the battery piece slicing device comprises: a first conveying device 5, a slicing device 6, a second conveying device 7, a slicing conveying device 8, a detection device 11, a third conveying device 12 and a discharging device 13; wherein the content of the first and second substances,
the slicing device 6 comprises a scribing laser 62, a splitting laser 63, a splitting mechanism 64 and a cell piece bearing mechanism 67 for bearing a cell piece, wherein the scribing laser 62 and the splitting laser 63 respectively correspond to one splitting mechanism 64, laser emitted by the scribing laser 62 is divided into two beams of scribing laser by the corresponding splitting mechanism 64, the two beams of scribing laser can scribe two parallel dividing lines on the cell piece of the cell piece bearing mechanism 67, and the splitting laser 63 is divided into two beams by the corresponding splitting mechanism 64 and splits the cell piece along one dividing line;
the first carrying device 5 carries the battery piece to be divided to the battery piece bearing mechanism 67 of the dividing device 6;
the second carrying device 7 carries the battery slices cut by the battery slice carrying mechanism 67 to the slice conveying device 8 for conveying;
the detection device 11 is used for detecting the battery slices on the slice conveying device 8;
the third conveying device 12 conveys the battery slices qualified by the detection device 11 on the slice conveying device 8 to the discharging device 13.
In the cell slicing device provided by the invention, the lasers emitted by the scribing laser 62 and the splitting laser 63 on the slicing device 6 are respectively split into two beams of lasers by the light splitting mechanism 64, and the two beams of lasers can simultaneously divide the cell along two dividing lines, so that the slicing efficiency of the cell can be greatly improved.
The cell piece bearing mechanism 67 may be configured to bear two cell pieces, two scribing lasers respectively divide a dividing line in one cell piece, and two splitting lasers respectively split along one dividing line; or, the cell piece bearing mechanism 67 may be configured to bear one cell piece, two scribing lasers scribe two dividing lines on the same cell piece, and two splitting lasers split the cell piece along one dividing line on the cell.
In one embodiment of the present invention, as shown in fig. 1, the battery piece slicing apparatus further includes a feeding device 1, a fourth carrying device 2, and a battery piece conveying device 3; wherein the content of the first and second substances,
the feeding device 1 is used for providing a storage box for loading battery pieces to be divided, and the fourth carrying device 2 is used for carrying the battery pieces in the storage box to the battery piece conveying device 3;
the first conveying device 5 conveys the battery pieces on the battery piece conveying device 3 to the battery piece bearing mechanism 67 of the splitting device 6.
In order to enable the first carrying device 5 to carry the battery pieces on the battery piece conveying device 3 to the correct positions of the battery piece bearing mechanisms 67, the battery piece slicing device further comprises a position detection device 4 for detecting the positions of the battery pieces on the battery piece conveying device 3, and the first carrying device 5 carries the battery pieces on the battery piece conveying device 3 to the battery piece bearing mechanisms 67 of the slicing device 6 according to the positions of the battery pieces detected by the position detection device 4.
Specifically, the position detection device 4 may be a camera which is arranged above the cell conveying device 3 and can acquire an image of the cell, when the cell conveying device 3 conveys the cell to a predetermined station, the position detection device 4 acquires position information of the cell and transmits the position information to the first conveying device 5, and the first conveying device 5 determines a position on the cell carrying mechanism 67 where the cell is placed according to the position information so as to convey the cell to the position, so that the scribing laser 62 and the splitting laser 63 can accurately divide the cell.
In the present embodiment, after the battery pieces are placed on the battery piece carrying mechanism 67 of the piece separating device 6 by the first conveying device 5, the piece separating device 6 performs the piece separating operation.
In order to separate the laser light emitted by the scribe laser 62 and the split laser 63 into two laser light beams, the beam splitting mechanism 64 provided in the present embodiment includes a first reflecting mirror 641, a beam splitter 642, and a second reflecting mirror 643;
the laser emitted by the scribing laser 62 sequentially passes through the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 of the corresponding beam splitting mechanism 64, the light reflected by the first reflecting mirror 641 is split into two laser beams by the beam splitter 642, wherein one laser beam forms a first scribing laser a1 for scribing one dividing line on the cell, and the other laser beam forms a second scribing laser a2 for scribing another dividing line on the cell by reflecting the second reflecting mirror 643;
the laser light emitted from the split laser 63 sequentially passes through the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 of the corresponding beam splitting mechanism 64, the laser light reflected by the first reflecting mirror 641 is split into two laser beams by the beam splitter, one laser beam forms first split laser B1 for splitting a cell, and the other laser beam is reflected by the second reflecting mirror 643 to form second split laser B2 for splitting the cell.
Preferably, the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 are arranged (as shown in fig. 3), the first scribing laser a1 and the second scribing laser a2 are parallel, the first breaking laser B1 and the second breaking laser B2 are parallel, the first scribing laser a1 and the first breaking laser B1 correspond to one dividing line of a battery piece, and the second scribing laser a2 and the second breaking laser B2 correspond to the other dividing line of the battery piece.
Of course, it can be understood by those skilled in the art that the beam splitting mechanism 64 is not limited to the way the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 perform beam splitting in the present embodiment. For example, the light emitted from the scribing laser 62 and the splitting laser 63 may be first split into two laser beams by a beam splitter, and then the two laser beams are split by a reflector, so that the laser beams are reflected to the cell to be cut according to a predetermined route, thereby achieving the purpose of cutting the cell.
The specific structure of the slicing device 6 provided in this embodiment is shown in fig. 2 to 4. The slicing device 6 further comprises a frame 61, and the scribing laser 62, the splitting laser 63 and the light splitting mechanism 64 are all mounted on the frame 61.
Wherein, preferably, the frame 61 comprises a first mounting plate 611 and a second mounting plate 612, the first mounting plate 611 and the second mounting plate 612 are horizontally arranged at intervals, and the battery piece bearing mechanism 67 bearing the battery piece is arranged below the second mounting plate 612.
The scribing laser 62 and the split laser 63 are mounted on the first mounting board 611, the second mounting board 612 is provided with side plates 613 respectively located at two opposite sides, the spectroscopic mechanism 64 corresponding to the scribing laser 62 is mounted on the side plate 613 at one side, and the spectroscopic mechanism 64 corresponding to the split laser 63 is mounted on the side plate 613 at the other side;
the second mounting plate 612 is provided with an opening, and the first scribing laser a1 and the second scribing laser a2 emitted and formed by the scribing laser 62 and the first splitting laser B1 and the second splitting laser B2 emitted and formed by the splitting laser 63 penetrate through the opening and are emitted to the battery piece carried by the battery piece carrying mechanism 67 located below the second mounting plate 612, so that the battery piece is divided.
In this embodiment, a mounting base 644 for mounting the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 respectively and an adjusting mechanism for adjusting angles and/or positions of the first reflecting mirror 641, the beam splitter 642 and the second reflecting mirror 643 are provided on the side plate 613 of the chassis 61. The adjusting mechanism may be disposed on the mounting base 644 to adjust the first reflecting mirror 641, the beam splitter 642 or the second reflecting mirror 643 mounted on the mounting base 644; the adjusting mechanism may also be mounted on the side plate 613, and the first reflecting mirror 641, the beam splitter 642 or the second reflecting mirror 643 may be adjusted by adjusting the mounting base 644.
The dicing apparatus 6 further comprises a focusing lens 65 for focusing the first and second dicing laser lights a1 and a 2. As shown in fig. 4, after the first scribing laser a1 and the second scribing laser a2 respectively pass through one focusing lens 65, the cell piece can be scribed more powerfully through the focusing of the focusing lens 65.
The sheet splitting device 6 further comprises a water spraying mechanism 66 for spraying cooling water when the first sheet splitting laser B1 and the second sheet splitting laser B2 split the battery sheets. As shown in fig. 4, water spraying mechanisms 66 are respectively arranged at positions corresponding to the first lobe laser B1 and the second lobe laser B2, and the water spraying mechanisms 66 can spray cooling water when the first lobe laser B1 and the second lobe laser B2 split the cell, so as to prevent the cell temperature from being too high to affect the splitting quality. Of course, the water spray mechanism 66 may not be provided, and cooling may be performed by other peripheral water spray mechanisms.
In this embodiment, as shown in fig. 2 and 5, the cell sheet carrying mechanism 67 for carrying a cell sheet includes a carrying plate 671 for carrying a cell sheet and a translation mechanism for driving the carrying plate 671 to translate, and the carrying plate 671 can move along a line to be cut of the cell sheet under the driving of the translation mechanism when located at a sheet cutting station, so that the cell sheet is divided into a cut line by the first scribing laser a1 and the second scribing laser a2, and the cell sheet after being divided into the cut line is split by the first splitting laser B1 and the second splitting laser B2.
In order to help improve the slicing efficiency, preferably, the slicing device 6 is provided with two cell carrying mechanisms 67, and each cell carrying mechanism 67 further comprises a lifting mechanism 673 for driving the carrying plate 671 to lift; the two cell piece bearing mechanisms 67 can alternately move to the slicing station through the lifting of the lifting mechanism 673 and the translation of the translation mechanism respectively after bearing the cell pieces.
As shown in fig. 5 in particular, each cell sheet carrying mechanism 67 includes a mounting frame 672, a carrying plate 671 is mounted on the mounting frame 672 in a liftable manner, a lifting guide 674 is provided on the mounting frame 672, and a lifting mechanism 673 drives the carrying plate 671 to move up and down along the lifting guide 674; the cell carrier mechanism 67 further includes a translation guide 675, and the translation mechanism drives the mounting frame 672 and the carrying plate 671 mounted thereon to translate along the translation guide 675.
When the battery piece carrying mechanism 67 is translated to the carrying position by the translation mechanism, the battery piece is placed on the carrying plate 671 of the battery piece carrying mechanism 67, and the carrying plate 671 of the other battery piece carrying mechanism 67 is located at the slicing station to cut the carried battery piece; after the battery piece on the other battery piece bearing mechanism 67 is cut, the battery piece bearing mechanism 67 bearing the battery piece to be cut leaves the slicing station under the driving of the translation mechanism, at this time, the battery piece bearing mechanism 67 bearing the battery piece to be cut moves towards the slicing station, when the two battery piece bearing mechanisms 67 move to the superposition position, the lifting mechanism 673 of at least one of the battery piece bearing mechanisms 67 lifts the bearing plate 671, so that the bearing plates 671 of the two battery piece bearing mechanisms 67 are arranged up and down, the two battery piece bearing mechanisms 67 can move towards respective directions without mutual interference, and then the bearing plate 671 is lifted to a proper height to carry out the work of bearing the battery piece or the slicing.
In this embodiment, the bearing plate 671 of the cell piece bearing mechanism 67 is provided with a strip-shaped groove corresponding to the to-be-cut line of the cell piece, so as to prevent the bearing plate 671 from being damaged when the cell piece is cut by laser along the cut line.
In addition, the slicing device 6 further comprises a water receiving box 68 which is located at the slicing station and below the bearing plate 671, and the water receiving box 68 is used for receiving cooling water for cooling the cutting position of the cell slice.
In the battery piece slicing apparatus provided by the present invention, the specific structure of the slicing conveyor 8 is shown in fig. 6, the slicing conveyor 8 includes a heating bottom plate 81 and a conveyor belt located on the heating bottom plate 81, the sliced battery pieces formed after the slicing are placed on the conveyor belt for conveying, and the conveyed battery slices are dried by the heating bottom plate 81 (because the battery pieces are cooled by cooling water during the slicing process, there is water on the battery pieces).
Preferably, a drying device 9 for drying the battery slices is arranged above the slice conveying device 8. The battery piece can be dried rapidly from two sides by the heating bottom plate 81 at the bottom and the drying device 9 at the upper part.
Preferably, a cooling fan 10 for cooling the dried battery slices is further arranged above the slice conveying device 8; the detection device 11 includes a transparent bottom plate 111 located at a downstream position of the cooling fan 10 and below the conveyor belt, and a camera above the transparent bottom plate 111 for acquiring image information of the battery slices on the conveyor belt, wherein the conveyor belt is a transparent conveyor belt.
The bottom plate between the heating bottom plate 81 and the transparent bottom plate 111 below the conveyor belt of the sheet separating and conveying device 8 does not have a heating function, the cooling fan 10 is correspondingly arranged above the bottom plate, when the battery sheet is gradually conveyed from the heating bottom plate 81 to the bottom plate below the cooling fan 10, the battery sheet starts to be gradually cooled, after being cooled by the cooling fan 10, the battery sheet is conveyed to the transparent bottom plate 111, and the camera of the detecting device 11 above the conveyor belt detects the qualification of the battery sheet. The cooled battery piece can avoid the damage of the transparent bottom plate 111 of the detection device 11 caused by higher temperature.
In this embodiment, the specific structure of the discharging device 13 is as shown in fig. 7, the discharging device 13 includes an upper conveying mechanism 131, a lower conveying mechanism 132 located below the upper conveying mechanism 131, and a lifting mechanism 133 located at the end portions of the upper conveying mechanism 131 and the lower conveying mechanism 132, and the lifting mechanism 133 is configured to be capable of carrying and lifting the material receiving box 134;
when the material receiving box 134 on the lifting mechanism 133 is located at a first preset height (the first preset height corresponds to the height of the upper conveying mechanism 131), the third conveying device 12 conveys the divided battery fragments into the material receiving box 134, the material receiving box 134 loaded with the battery fragments is pushed onto the upper conveying mechanism 131 to be conveyed, then the lifting mechanism 133 descends to a second preset height (the second preset height corresponds to the height of the lower conveying mechanism 132), the empty material receiving box 134 on the lower conveying mechanism 132 is conveyed onto the lifting mechanism 133, and the lifting mechanism 133 lifts the material receiving box 134 to the first preset height to receive the battery fragments;
or, when the material receiving box 134 on the lifting mechanism 133 is located at a first preset height (the first preset height corresponds to the height of the upper conveying mechanism 131), the third conveying device 12 conveys the divided battery pieces into the material receiving box 134, the lifting mechanism 133 descends to a second preset height (the second preset height corresponds to the height of the lower conveying mechanism 132), the material receiving box 134 loaded with the battery pieces is pushed onto the lower conveying mechanism 132 for conveying, then the lifting mechanism 133 ascends to the first preset height, and the material receiving box 134 empty on the upper conveying mechanism 131 is sent to the lifting mechanism 133.
It is understood that the discharging device 13 for receiving the divided battery pieces is not limited to the above-mentioned structure, and other structures capable of receiving the battery pieces and conveying the battery pieces are possible.
In addition, the discharging device further includes a waste material box 135, and the third carrying device 12 can place the defective products detected by the detecting device 12 on the waste material box 135.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the individual specific technical features in any suitable way. The invention is not described in detail in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (11)
1. A battery piece separation device, characterized in that, the battery piece separation device includes: the device comprises a first conveying device, a slicing device, a second conveying device, a slicing conveying device, a detection device, a third conveying device and a discharging device; wherein the content of the first and second substances,
the slicing device comprises a scribing laser, a splitting laser, a light splitting mechanism and a cell piece bearing mechanism for bearing a cell piece, wherein the scribing laser and the splitting laser respectively correspond to one light splitting mechanism, laser emitted by the scribing laser is divided into two scribing laser beams by the corresponding light splitting mechanism, the two scribing laser beams can scribe two parallel dividing lines on the cell piece of the cell piece bearing mechanism, and the splitting laser is divided into two splitting laser beams by the corresponding light splitting mechanism for splitting the cell piece along one dividing line;
the first carrying device carries the battery piece to be divided to the battery piece bearing mechanism of the dividing device;
the second carrying device carries the battery slices cut on the battery slice bearing mechanism to the slice conveying device for conveying;
the detection device is used for detecting the battery slices on the slice conveying device;
and the third conveying device conveys the qualified battery slices detected by the detection device on the slice conveying device to the discharging device.
2. The device for slicing battery slice according to claim 1, wherein the beam splitting mechanism comprises a first mirror, a beam splitter, and a second mirror;
the laser emitted by the scribing laser sequentially passes through the first reflecting mirror, the spectroscope and the second reflecting mirror of the corresponding light splitting mechanism, and the light reflected by the first reflecting mirror is divided into two beams of laser by the spectroscope, wherein one beam of laser forms first scribing laser for scribing one dividing line on the cell slice, and the other beam of laser forms second scribing laser for scribing the other dividing line on the cell slice by being reflected by the second reflecting mirror;
the laser emitted by the split laser sequentially passes through the first reflecting mirror, the spectroscope and the second reflecting mirror of the corresponding splitting mechanism, the laser reflected by the first reflecting mirror is divided into two beams of laser by the spectroscope, wherein one beam of laser forms first split laser for splitting a cell, and the other beam of laser is reflected by the second reflecting mirror to form second split laser for splitting the cell.
3. The battery piece slicing apparatus of claim 2, wherein the slicing apparatus further comprises a frame, and the scribing laser and the splitting laser are mounted on the frame;
the rack is also provided with a mounting seat for respectively mounting the first reflecting mirror, the spectroscope and the second reflecting mirror and an adjusting mechanism for adjusting the angles and/or positions of the first reflecting mirror, the spectroscope and the second reflecting mirror.
4. The battery piece slicing apparatus according to claim 2, wherein the slicing device further comprises focusing lenses for focusing the two scribing lasers respectively;
and/or the sheet splitting device further comprises a water spraying mechanism for spraying cooling water to the position where the two beams of the splitting laser split on the cell sheet.
5. The device for slicing battery slices as claimed in claim 1, wherein there are two battery slice carrying mechanisms, each of the two battery slice carrying mechanisms comprises a carrying plate, a lifting mechanism for driving the carrying plate to lift and a translation mechanism for driving the carrying plate to translate;
the two bearing mechanisms can respectively and alternately move to the slicing station through the lifting of the lifting mechanism and the translation of the translation mechanism after bearing the battery piece; and at the splitting station, the bearing plate moves along the line to be split of the battery piece, so that the battery piece is split by the scribing laser and the splitting laser.
6. The battery piece slicing device according to claim 1, wherein the battery piece carrying mechanism is configured to carry two battery pieces, two scribing lasers respectively divide a dividing line on one battery piece, and two splitting lasers respectively split along one dividing line;
or the battery piece bearing mechanism is arranged to bear one battery piece, two scribing lasers scribe two dividing lines on the same battery piece, and the two splitting lasers split the battery piece along one dividing line respectively.
7. The sheet separating device according to claim 1, wherein the sheet separating and conveying device comprises a heating bottom plate and a conveying belt located on the heating bottom plate, the sheet of the battery is placed on the conveying belt to be conveyed, and the conveyed sheet of the battery is dried by the heating bottom plate;
and/or a drying device for drying the battery slices is arranged above the slice conveying device.
8. The sheet separation device according to claim 7, wherein a cooling fan for cooling the dried battery sheets is further disposed above the sheet separation conveying device;
the detection device comprises a transparent bottom plate which is located at the downstream position of the cooling fan and below the conveying belt and a camera which is located above the transparent bottom plate and used for acquiring image information of the battery slices on the conveying belt, wherein the conveying belt is a transparent conveying belt.
9. The slicing device according to claim 1, wherein the discharging device comprises an upper conveying mechanism, a lower conveying mechanism located below the upper conveying mechanism, and a lifting mechanism located at an end of the upper conveying mechanism and the lower conveying mechanism, wherein the lifting mechanism is configured to carry and lift a material receiving box;
when the material receiving box on the lifting mechanism is located at a first preset height, the third carrying device carries the divided battery fragments into the material receiving box, the material receiving box loaded with the battery fragments is pushed to the upper conveying mechanism to be conveyed, then the lifting mechanism descends to a second preset height, the empty material receiving box on the lower conveying mechanism is conveyed to the lifting mechanism, and the lifting mechanism lifts the material receiving box to the first preset height to receive the battery fragments;
or, when the material receiving box on the lifting mechanism is located at a first preset height, the third carrying device carries the divided battery slices into the material receiving box, the lifting mechanism descends to a second preset height, the material receiving box loaded with the battery slices is pushed to the lower conveying mechanism to carry, then the lifting mechanism ascends to the first preset height, and the material receiving box vacant on the upper conveying mechanism is sent to the lifting mechanism.
10. The battery piece slicing apparatus according to any one of claims 1 to 9, wherein the battery piece slicing apparatus further comprises a feeding device, a fourth carrying device and a battery piece conveying device; wherein the content of the first and second substances,
the feeding device is used for providing a storage material box for loading the battery pieces to be cut, and the fourth carrying device is used for carrying the battery pieces in the storage material box to the battery piece conveying device;
the first carrying device carries the battery piece on the battery piece conveying device to the battery piece bearing mechanism of the battery piece separating device.
11. The battery slice slicing apparatus according to claim 10, wherein the battery slice slicing apparatus further comprises a position detection device for detecting a position of a battery slice on the battery slice conveying device;
the first carrying device carries the battery pieces on the battery piece conveying device to the battery piece bearing mechanism of the battery piece separating device according to the positions of the battery pieces detected by the position detecting device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450033.8A CN112475598A (en) | 2020-12-09 | 2020-12-09 | Battery piece slicing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011450033.8A CN112475598A (en) | 2020-12-09 | 2020-12-09 | Battery piece slicing device |
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| CN112475598A true CN112475598A (en) | 2021-03-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769846A (en) * | 2022-05-20 | 2022-07-22 | 卡门哈斯激光科技（苏州）有限公司 | Nondestructive splitting heating device and method for solar photovoltaic cell |
| CN115255635A (en) * | 2022-09-22 | 2022-11-01 | 苏州智慧谷激光智能装备有限公司 | Laser welding system and method |
-
2020
- 2020-12-09 CN CN202011450033.8A patent/CN112475598A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114769846A (en) * | 2022-05-20 | 2022-07-22 | 卡门哈斯激光科技（苏州）有限公司 | Nondestructive splitting heating device and method for solar photovoltaic cell |
| CN115255635A (en) * | 2022-09-22 | 2022-11-01 | 苏州智慧谷激光智能装备有限公司 | Laser welding system and method |
| CN115255635B (en) * | 2022-09-22 | 2023-01-10 | 苏州智慧谷激光智能装备有限公司 | Laser welding system and method |
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