CN211516413U - Single crystal battery piece splitting equipment - Google Patents
Single crystal battery piece splitting equipment Download PDFInfo
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- CN211516413U CN211516413U CN201922236363.6U CN201922236363U CN211516413U CN 211516413 U CN211516413 U CN 211516413U CN 201922236363 U CN201922236363 U CN 201922236363U CN 211516413 U CN211516413 U CN 211516413U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model discloses a single crystal battery piece splitting equipment, single crystal battery piece splitting equipment includes battery piece conveyor, the fluting laser instrument that can launch pulse laser beam and the splitting laser instrument that can launch continuous laser beam, the fluting laser instrument with the splitting laser instrument arranges along the direction of delivery of battery piece conveyor in proper order, the fluting laser instrument sets up to adopt pulse laser beam to set up at least one cell body to the battery piece that battery piece conveyor carried in treating the splitting direction; the splitting laser is set to be capable of heating the battery piece conveyed by the battery piece conveying device in the direction of the battery piece to be split by adopting continuous laser beams so that the battery piece is split along the groove body. The utility model provides an among the technical scheme, cut apart the battery piece through the mode of lobe of a leaf, can promote the quality of battery piece, reduce the rejection rate of battery piece.
Description
Technical Field
The utility model belongs to photovoltaic cell production field especially relates to a single crystal cell piece fragmentation equipment.
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.
At present, the method for dividing the whole battery piece is generally to scribe the battery piece by laser, and then mechanically break the battery piece along the scribe line by a piece breaking device. However, in the conventional dicing method, a fuse may be formed in a scribe region of the cell, and the cell may be easily damaged even when mechanically broken.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to a single crystal cell splitting apparatus and a single crystal cell splitting method, so as to solve the problem of damage to a cell caused by the formation of a scribing region and the mechanical breaking of the cell in the splitting manner of the cell in the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a single crystal battery piece splitting equipment, single crystal battery piece splitting equipment includes battery piece conveyor, the fluting laser instrument that can launch pulse laser beam and the splitting laser instrument that can launch continuous laser beam, the fluting laser instrument with the splitting laser instrument arranges along the direction of delivery of battery piece conveyor in proper order, the fluting laser instrument sets up to adopt pulse laser beam to set up at least one cell body to the battery piece that battery piece conveyor carried in treating the splitting direction; the splitting laser is set to be capable of heating the battery piece conveyed by the battery piece conveying device in the direction of the battery piece to be split by adopting continuous laser beams so that the battery piece is split along the groove body.
Preferably, the single crystal cell piece splitting equipment further comprises a positioning detection device for detecting the position and appearance of the cell piece conveyed by the cell piece conveying device;
in the conveying direction of the battery piece conveying device, the positioning detection device is arranged at the upstream of the slotting laser, the slotting laser performs slotting according to the position information of the battery piece detected by the positioning detection device, and the splitting laser works according to the position information of the battery piece detected by the positioning detection device.
Preferably, the battery piece conveying device comprises a rotatable rotating body, four bearing tables for bearing battery pieces are arranged on the rotating body at intervals along the circumferential direction around a rotating center, a feeding station, a detection station, a slotting station and a splitting station are arranged around the rotating center, and the four bearing tables of the rotating body can respectively rotate to the feeding station, the detection station, the slotting station and the splitting station correspondingly; the loading table is used for loading the battery piece when rotating to the loading station, the slotting laser is located at the slotting station, the splitting laser is located at the splitting station, and the positioning detection device is located at the detection station.
Preferably, the single crystal battery piece splitting equipment further comprises a feeding device positioned at the feeding station, the feeding device conveys the battery piece to the bearing table positioned at the feeding station, and the feeding device comprises two material taking suckers arranged at 180 degrees, a lifting driving mechanism for driving the two material taking suckers to lift and a rotating driving mechanism for driving the two material taking suckers to rotate;
the single crystal battery piece splitting equipment further comprises a whole piece conveying device, the whole piece conveying device is used for conveying a battery box for containing battery pieces, one of the two material taking suckers can rotate to the position, conveyed by the battery piece conveying device, of the battery box to absorb the battery pieces from the battery box, and the other material taking sucker rotates to the loading station to release the absorbed battery pieces to the bearing table of the loading station.
Preferably, the single crystal battery piece splitting equipment further comprises a blanking device, and the blanking device carries the battery pieces split at the splitting station to leave the bearing table;
the blanking device comprises at least two blanking suckers arranged at intervals in a preset angle, a lifting driving part for driving the at least two blanking suckers to lift and a rotating driving part for driving the two blanking suckers to rotate.
Preferably, the single crystal battery piece splitting equipment further comprises a receiving device for receiving the battery pieces split by the splitting laser;
the material receiving device comprises a fixed frame, a movable frame and a first material box arranged on the movable frame, and the movable frame can drive the first material box to move relative to the fixed frame; the material receiving device also comprises a lifting mechanism capable of lifting the first material box on the movable rack;
or the material receiving device comprises a second material box, a material box bearing frame and a bearing frame rotating mechanism for driving the material box bearing frame to rotate, wherein the material box bearing frame is arranged to be capable of bearing at least two second material boxes; the material receiving device further comprises a second lifting mechanism for lifting the second material box on the material box bearing frame.
Preferably, the battery piece conveying device is provided with an adsorption hole for adsorbing the battery piece;
the absorption holes are arranged to stop absorbing and fixing the battery piece when the split laser emits continuous laser beams to the battery piece.
Preferably, the power of the split laser is 100W-200W, and the width of the intersection of the continuous laser beam emitted by the split laser and the cell slice is 2-5 mm.
Preferably, the depth of the groove body which can be formed by the grooving laser is larger than 50% of the thickness of the battery piece, and/or the length of each groove body is 0.5 mm-2 mm.
Preferably, the grooving laser is arranged to form a groove body at a first end part and/or a second end part of the cell piece in the direction of the to-be-cracked through pulse laser beams, and the first end part and the second end part are two opposite end parts of the cell piece respectively;
and/or the grooving laser is arranged to form at least one groove body between the first end part and the second end part of the cell piece in the direction of the to-be-split piece through pulse laser beams.
The utility model provides a single crystal cell piece splitting equipment forms two at least battery pieces with the battery piece segmentation through the mode of splitting, and the battery piece that the splitting formed does not have the condition that the rule formed and burns and melt, does not have the problem that breaks the piece and produce the damage to the battery piece off with the fingers and thumb in addition. Therefore, the battery piece formed by the splitting mode is beneficial to improving the quality of the battery piece and reducing the rejection rate of the battery piece.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural diagram of a single-crystal cell splitting apparatus according to an embodiment of the present invention;
FIG. 2 is a top view of the single crystal battery splitting apparatus shown in FIG. 1;
fig. 3 is a schematic structural view of a feeding device in an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a battery piece conveying device according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a material receiving device according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a material receiving device according to another embodiment of the present invention;
fig. 7 is a schematic structural view of the receiving device shown in fig. 6 after the second magazine 87 is removed.
Description of reference numerals:
1-a whole piece conveying device; 2-a feeding device; 21-a mounting frame; 22-a material taking sucker; 23-a rotary drive mechanism; 24-a lifting drive mechanism; 3-a cell conveying device; 31-a rotating body; 311-a carrier table; 312-adsorption pores; 4-positioning the detection device; 5-a slotted laser; 6-split laser; 7-a blanking device; 8-a material receiving device; 81-a first cartridge; 82-a mobile frame; 83-a fixed mount; 84-a guide rail; 85-a first lifting mechanism; 86-a cartridge carrier; 861-opening the holes; 87-a second cartridge; 88-a second lifting mechanism; 881 lifting columns; 882-lifting block; 9-waste material box.
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 utility model provides a single crystal battery piece splitting equipment, this single crystal battery piece splitting equipment includes battery piece conveyor 3, can launch pulse laser's fluting laser 5 and can launch continuous laser beam's splitting laser 6, fluting laser 5 with splitting laser 6 arranges in proper order along the direction of delivery of battery piece conveyor 3, fluting laser 5 sets up to adopt pulse laser to set up at least one cell body in waiting to split the direction to the battery piece that battery piece conveyor 3 carried; the splitting laser 6 is arranged to heat the cell conveyed by the cell conveying device 3 in the direction of the cell to be split by using continuous laser beams so as to split the cell along the tank.
The grooving laser 5 can be configured to form a groove body at a first end and/or a second end of the cell in the direction of the to-be-cracked sheet through a pulse laser beam, where the first end and the second end are opposite ends of the cell, respectively, that is, the groove body can be formed at the opposite ends of the cell, or the groove body is formed at only one end of the cell; at least one groove body can be arranged between the first end part and the second end part of the cell in the direction of the cell to be split.
In order to improve the quality of the split sheet, the slotting laser 5 is preferably set to be capable of forming the groove body with a depth greater than 50% of the thickness of the cell sheet, more preferably, the groove body with a depth greater than 80% of the thickness of the cell sheet, and certainly, preferably, greater than 90%. Of course, the depth of the groove body can be 60%, 70% or even 100% of the thickness of the battery piece, which is not described herein.
In one embodiment, the depth of the groove formed at the first end of the cell is greater than 80% of the thickness of the cell, the first end is the starting end of the laser 6 for emitting laser, and the depth of the groove formed at the second end opposite to the first end is greater than 50% of the thickness of the cell, so that when the cell is cracked from the groove at the first end to the second end by the continuous laser beam emitted by the laser, the cell can be cracked more easily, and the quality of the cracked cell is better.
Preferably, the length of each groove body formed in the grooving laser 5 is 0.5mm to 2mm, more preferably, the length of each groove body is 0.5mm to 1mm, and the length of each groove body is as short as possible, so that the battery piece is cracked in a splitting manner to the maximum length, and the quality of the section of the battery piece cracked in the splitting manner is better than that of the groove body formed in the grooving laser 5.
Preferably, the power of the split laser 6 is 100W-200W, and certainly, the power of the split laser 6 may also be 120W, 150W or 180W, which is not described herein again. The splitting laser 6 is set to emit the continuous laser beam with the width of 2-5mm intersecting the cell slice. Of course, the laser width on the cell sheet may also be 3mm or 4mm, which is not described herein. That is, the focus of the continuous laser beam emitted by the split laser 6 is not on the cell, but above or through the cell to the other side.
The utility model provides a single crystal cell piece fragmentation equipment can be so that the cell piece fragmentation segmentation forms two piece at least battery pieces, and the battery piece that the fragmentation formed does not have the condition that the marking off formed and burns and melt, does not have the problem that breaks the piece and produce the damage to the battery piece off with the fingers and thumb in addition. Therefore, the battery piece formed by the splitting mode is beneficial to improving the quality of the battery piece and reducing the rejection rate of the battery piece.
The single crystal battery piece splitting equipment provided by the invention is explained in detail through the specific implementation mode.
In the embodiment shown in fig. 1 and 2, the single crystal cell splitting device further comprises a positioning detection device 4 for detecting the position and appearance of the cell conveyed on the cell conveying device 3; in the conveying direction of the cell conveying device 3, the positioning detection device 4 is arranged at the upstream of the slotting laser 5, the slotting laser 5 performs slotting according to the position information of the cell detected by the positioning detection device 4, and the splitting laser 6 works according to the position information of the cell detected by the positioning detection device 4.
The positioning detection device 4 may include a camera located above the battery piece, and the camera acquires image information of the battery piece and acquires appearance and position information of the battery piece according to the image information, so that the grooving laser 5 and the splitting laser 6 may perform corresponding operations according to the position information.
In this embodiment, as shown in fig. 4, the battery plate conveying device 3 for conveying battery plates includes a rotatable rotating body 31, four loading platforms 311 for loading battery plates are circumferentially arranged on the rotating body 31 around a rotation center at intervals, a loading station, a detection station, a slotting station and a splitting station are arranged around the rotation center, and the four loading platforms 311 of the rotating body 31 can respectively rotate to the loading station, the detection station, the slotting station and the splitting station. The bearing table 311 bears the battery piece when rotating to the loading station, the slotting laser 5 is located at the slotting station, the splitting laser 6 is located at the splitting station, and the positioning detection device 4 is located at the detection station.
Wherein, be provided with the absorption hole 312 that is used for adsorbing the battery piece on the plummer 311, this absorption hole 312 can connect the gas circuit to the gas of suction absorption hole 312 makes the battery piece adsorb on the plummer 311.
In order to prevent the adsorption force of the adsorption holes 312 from affecting the splitting, the bearing table 311 rotates to the splitting station, the splitting laser 6 emits continuous laser beams to the battery piece, and the adsorption holes are set to be capable of stopping adsorption and fixation of the battery piece so as to prevent adsorption from affecting the splitting process.
The single crystal battery piece splitting equipment further comprises a feeding device 2 located at the feeding station, the feeding device 2 carries the battery piece to a bearing platform 311 located at the feeding station, the specific structure of the feeding device 2 is as shown in fig. 3, and the feeding device comprises an installation frame 21, two material taking suction cups 22 arranged at 180 degrees, a lifting driving mechanism 24 for driving the two material taking suction cups 22 to lift relative to the installation frame 21, and a rotary driving mechanism 23 for driving the two material taking suction cups 22 to rotate. The material taking suction cup 22 is lifted by the lifting driving mechanism 24 and the material taking suction cup 22 is rotated by the rotating driving mechanism 23, so that the material taking suction cup 22 can be moved to a proper position to absorb the battery piece or release the battery piece.
The single crystal battery piece splitting equipment further comprises a whole piece conveying device 1, wherein the whole piece conveying device 1 is used for conveying a battery box for containing battery pieces, each material taking sucker 22 of the feeding device 2 can rotate to the battery box conveyed by the battery piece conveying device 3 to absorb the battery pieces from the battery box, then the material taking sucker 22 rotates to the feeding station to release the absorbed battery pieces to the bearing table 311 of the feeding station, and when one material taking sucker 22 rotates to release the battery pieces to the bearing table 311, the other material taking sucker 211 rotates to absorb the battery pieces from the whole piece conveying device 1.
The single crystal battery piece splitting equipment further comprises a blanking device 7, and the battery pieces split at the splitting station are conveyed to leave the bearing table 311 through the blanking device 7. The blanking device 7 can comprise at least two blanking suckers arranged at intervals with preset angles, a lifting driving part for driving the at least two blanking suckers to lift and a rotating driving part for driving the two blanking suckers to rotate. The blanking sucker adsorbs the battery pieces from the splitting station and then rotates to the material receiving device 8 to release the battery pieces. Wherein, when one unloading sucking disc rotated to material collecting device 8 release battery piece, another unloading sucking disc was located the lobe of a leaf station and adsorbs the battery piece, can improve unloading speed like this.
In fig. 1 and 2, the single crystal battery piece splitting equipment comprises two material receiving devices 8, and a blanking device 7 can convey the split battery pieces to the two material receiving devices 8.
The material receiving device 8 adopted in the single crystal cell piece splitting equipment can adopt various structures, and is not limited herein.
In one embodiment, as shown in fig. 5, the material receiving device 8 includes a fixed frame 83, a movable frame 82, and a first magazine 81 disposed on the movable frame 82, the first magazine 81 is used for receiving the battery pieces released by the discharging device 7, a guide rail 84 is disposed between the fixed frame 83 and the movable frame 82, and the movable frame 82 can drive the first magazine 81 to move along the guide rail 84. In addition, the material receiving device 8 further includes a first lifting mechanism 85 capable of lifting the first material box 81 on the movable rack 82, an opening may be disposed on the movable rack 82, and the first lifting mechanism 85 may pass through the opening to lift the first material box 81. When the first material box 81 on the moving rack 82 moves to the position above the first lifting mechanism 85, the first lifting mechanism 85 can lift the first material box 81 to a proper height, so that the blanking device 7 can release the adsorbed battery pieces into the first material box 81 conveniently. The movable rack 82 can be provided with a handle, and after the first material box 81 is filled with the battery pieces, the movable rack 82 is pulled by the handle to a proper position for discharging or conveniently carrying away the first material box 81.
In another embodiment, the material collecting device 8 is structured as shown in fig. 6 and 7, and includes a second magazine 87, a magazine carrier 86, and a carrier rotating mechanism for driving the magazine carrier 86 to rotate, wherein the magazine carrier 86 is configured to be capable of carrying at least two second magazines 87; the material collecting device 8 further comprises a second lifting mechanism 88 for lifting the second magazine 87 on the magazine carrier 86. The second lifting mechanism 88 is preferably configured to lift the second magazine 87 close to the feeding device 7, when the magazine carrier 86 rotates one of the second magazines 87 close to the feeding device 7, the second lifting mechanism 88 lifts the second magazine 87 to a proper position to receive the battery pieces released by the feeding device 7, after the second magazine 87 is loaded, the magazine carrier 86 rotates, the other second magazine 87 rotates to a position where the second lifting mechanism 88 is located and lifts to a proper height to receive the battery pieces, and the second magazine 87 loaded with the battery pieces rotates to another position to facilitate the removal of the second magazine 87.
The second lifting mechanism 88 is specifically configured as shown in fig. 7, and includes a lifting column 881 and a lifting driving member for driving the lifting column 881 to move up and down, an opening 861 is disposed on the magazine carrier 86, and the lifting driving member can drive the lifting column 881 to pass through the opening 861 to lift the second magazine 87 located above the opening 861, or a lifting block 882 is fixed on the lifting column 881 to lift the second magazine 87 by the lifting block 882. When the lift drive mechanism drives the lift pins 881 to retract, the lift pins 881 or the lift blocks 882 connected thereto retract without interfering with the rotation of the cartridge carrier 86, and the second magazine 87 that is lowered is supported on the cartridge carrier 86.
In addition, the single crystal battery piece splitting equipment further comprises a waste material box 9, the waste material box 9 is located at the discharging device 7, the positioning detection device 4 can detect whether the battery piece has appearance defects or not, when the battery piece is detected to have the defects, the battery piece does not pass through the operation of the slotting laser 5 and the splitting laser 6, and when the battery piece rotates to the splitting station, the battery piece is carried into the waste material box 9 through the discharging device 7.
It is to be understood by one of ordinary skill in the art that the specific structures and processes shown in the detailed description are exemplary only and not limiting. Moreover, a person skilled in the art can combine the various technical features described above in various possible ways to form new technical solutions, or make other modifications, all of which fall within the scope of the present invention.
Claims (10)
1. The single crystal battery piece splitting equipment is characterized by comprising a battery piece conveying device, a slotting laser device and a splitting laser device, wherein the slotting laser device can emit pulse laser beams, the splitting laser device can emit continuous laser beams, the slotting laser device and the splitting laser device are sequentially arranged along the conveying direction of the battery piece conveying device, and the slotting laser device is set to be capable of adopting the pulse laser beams to open at least one groove body in the direction of a battery piece to be split, wherein the battery piece conveyed by the battery piece conveying device is conveyed by the battery piece conveying device; the splitting laser is set to be capable of heating the battery piece conveyed by the battery piece conveying device in the direction of the battery piece to be split by adopting continuous laser beams so that the battery piece is split along the groove body.
2. The single crystal battery piece splitting apparatus as claimed in claim 1, further comprising a positioning detection device for detecting the position and appearance of the battery piece conveyed on the battery piece conveying device;
in the conveying direction of the battery piece conveying device, the positioning detection device is arranged at the upstream of the slotting laser, the slotting laser performs slotting according to the position information of the battery piece detected by the positioning detection device, and the splitting laser works according to the position information of the battery piece detected by the positioning detection device.
3. The single crystal battery piece cracking equipment of claim 2, wherein the battery piece conveying device comprises a rotatable rotating main body, four bearing tables for bearing battery pieces are arranged on the rotating main body at intervals along the circumferential direction around a rotating center, a feeding station, a detection station, a slotting station and a cracking station are arranged around the rotating center, and the four bearing tables of the rotating main body can respectively rotate to the feeding station, the detection station, the slotting station and the cracking station correspondingly; the loading table is used for loading the battery piece when rotating to the loading station, the slotting laser is located at the slotting station, the splitting laser is located at the splitting station, and the positioning detection device is located at the detection station.
4. The single crystal battery piece splitting equipment as claimed in claim 3, further comprising a feeding device positioned at the feeding station, wherein the feeding device conveys the battery piece to the bearing table positioned at the feeding station, and the feeding device comprises two material taking suckers arranged at 180 degrees, a lifting driving mechanism for driving the two material taking suckers to lift and a rotating driving mechanism for driving the two material taking suckers to rotate;
the single crystal battery piece splitting equipment further comprises a whole piece conveying device, the whole piece conveying device is used for conveying a battery box for containing battery pieces, one of the two material taking suckers can rotate to the position, where the battery box is conveyed by the battery piece conveying device, of the battery box to absorb the battery pieces from the battery box, and the other material taking sucker rotates to the loading station to release the absorbed battery pieces to the bearing table of the loading station.
5. The single crystal battery piece splitting apparatus as claimed in claim 3, further comprising a blanking device, wherein the blanking device carries the battery pieces split at the splitting station away from the carrying table;
the blanking device comprises at least two blanking suckers arranged at intervals in a preset angle, a lifting driving part for driving the at least two blanking suckers to lift and a rotating driving part for driving the two blanking suckers to rotate.
6. The single crystal battery piece splitting device as claimed in claim 1, further comprising a receiving device for receiving the battery pieces split by the splitting laser;
the material receiving device comprises a fixed frame, a movable frame and a first material box arranged on the movable frame, and the movable frame can drive the first material box to move relative to the fixed frame; the material receiving device also comprises a lifting mechanism capable of lifting the first material box on the movable rack;
or the material receiving device comprises a second material box, a material box bearing frame and a bearing frame rotating mechanism for driving the material box bearing frame to rotate, wherein the material box bearing frame is arranged to be capable of bearing at least two second material boxes; the material receiving device further comprises a second lifting mechanism for lifting the second material box on the material box bearing frame.
7. The single crystal cell slice splitting equipment according to claim 1, wherein the cell slice conveying device is provided with adsorption holes for adsorbing the cell slices;
the absorption holes are arranged to stop absorbing and fixing the battery piece when the split laser emits continuous laser beams to the battery piece.
8. A single crystal cell wafer splitting apparatus according to any one of claims 1 to 7, wherein the power of the splitting laser is 100W to 200W, and the splitting laser is arranged to emit the continuous laser beam with a width of 2mm to 5mm intersecting the cell wafer.
9. A single crystal cell piece splitting apparatus as claimed in any one of claims 1 to 7, wherein the depth of the slot body that the slot laser can open is greater than 50% of the thickness of the cell piece, and/or the length of each slot body is 0.5mm to 2 mm.
10. A single crystal cell splitting apparatus according to any one of claims 1 to 7, wherein the grooving laser is configured to open a groove at a first end and/or a second end of the cell in a direction to be split by a pulsed laser beam, the first end and the second end being two opposite ends of the cell respectively;
and/or the grooving laser is arranged to form at least one groove body between the first end part and the second end part of the cell piece in the direction of the to-be-split piece through pulse laser beams.
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|---|---|---|---|
| CN201922236363.6U CN211516413U (en) | 2019-12-13 | 2019-12-13 | Single crystal battery piece splitting equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922236363.6U CN211516413U (en) | 2019-12-13 | 2019-12-13 | Single crystal battery piece splitting equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977186A (en) * | 2019-12-13 | 2020-04-10 | 无锡奥特维科技股份有限公司 | Single crystal battery piece splitting equipment and single crystal battery piece splitting method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977186A (en) * | 2019-12-13 | 2020-04-10 | 无锡奥特维科技股份有限公司 | Single crystal battery piece splitting equipment and single crystal battery piece splitting method |
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