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CN-121985769-A - Material receiving device and method for battery piece

CN121985769ACN 121985769 ACN121985769 ACN 121985769ACN-121985769-A

Abstract

The application relates to a receiving device and a receiving method of a battery piece, wherein the receiving device of the battery piece comprises a lifting mechanism, a carrying platform and two positioning pieces, the lifting mechanism comprises a lifting platform, the carrying platform is arranged on the lifting platform, the carrying platform is provided with a carrying surface deviating from the lifting platform, the two positioning pieces are respectively fixedly connected to two adjacent sides of the carrying platform, extend to one side deviating from the lifting platform, the two positioning pieces are respectively provided with a positioning surface, the carrying surface and the two positioning surfaces are perpendicular to each other, the two positioning surfaces are respectively used for abutting against two adjacent sides of the battery piece to be received, the carrying platform is in a working state, when the carrying platform is in the working state, the carrying surface and the horizontal plane are mutually angled, the battery piece is orderly stacked in advance, and then the orderly stacked battery piece layers are placed into an edge passivation machine, so that the consistency of the edge passivation effect of the battery piece is ensured.

Inventors

  • GUO JIECHENG
  • LI FENG
  • REN LIANGWEI

Assignees

  • 横店集团东磁股份有限公司

Dates

Publication Date
20260505
Application Date
20251212

Claims (10)

  1. 1. A receiving device of battery piece for regularly stack rectangular battery piece, its characterized in that includes: the lifting mechanism comprises a lifting table; a carrying platform which is arranged on the lifting platform and is provided with a carrying surface arranged away from the lifting platform, and The two positioning pieces are respectively and fixedly connected to two adjacent sides of the carrying platform, extend to one side away from the lifting platform, are respectively provided with positioning surfaces, are perpendicular to each other, and are respectively used for abutting against two adjacent side surfaces of a battery piece to be received; The material carrying platform is provided with a working state, when the material carrying platform is in the working state, the material carrying surface and the horizontal plane are mutually angled, so that the battery piece positioned on the material carrying surface has a moving trend of approaching to the two positioning pieces under the action of self gravity, and therefore two adjacent side edges of the battery piece are propped against the two positioning surfaces.
  2. 2. The battery piece receiving device according to claim 1, wherein the lifting mechanism includes: The lifting guide rail extends along the gravity direction, and the lifting table is connected with the lifting guide rail in a sliding fit manner; A lifting driving source for driving the lifting table to lift and slide along the lifting guide rail, and And one end of the traction drag chain is fixedly connected with the lifting guide rail, and the other end of the traction drag chain is fixedly connected with the lifting table.
  3. 3. The battery piece receiving device according to claim 2, wherein the lifting table comprises a triangular support table, and the triangular support table is vertically arranged.
  4. 4. The battery piece collecting device according to claim 1, further comprising a rotating mechanism, wherein the material carrying platform is rotatably mounted on the lifting platform, the rotating mechanism is used for driving the material carrying platform to rotate relative to the lifting platform and enabling the material carrying platform to be switched between an operating state and a non-operating state in a rotating mode, and when the material carrying platform is in the non-operating state, the material carrying surface is perpendicular to the gravity direction.
  5. 5. The battery piece collecting device according to claim 4, wherein a buffer is arranged between the lifting table and the carrying table, the buffer comprises a fixed part and a movable part which can move relative to the fixed part, one of the fixed part and the movable part is connected with the lifting table, and the other is connected with the carrying table.
  6. 6. The battery piece receiving device according to claim 4, wherein the loading table is rotatable relative to the lifting table about a first axis, the first axis being perpendicular to a direction of gravity; The rotary mechanism comprises a driving cylinder, the driving cylinder comprises a cylinder body, a piston and a piston rod, the piston is arranged in the cylinder body in a sliding mode, one end of the piston rod is connected with the piston, the other end of the piston rod extends out of the cylinder body, the material carrying table is hinged to the piston rod, and the lifting table is hinged to the cylinder body.
  7. 7. The battery piece receiving device according to claim 1, wherein the acute included angle between the loading surface and the horizontal direction is not greater than 60 ° when the loading table is in a working state.
  8. 8. The material collecting device for the battery pieces according to any one of claims 1 to 7, wherein first detection units are arranged on the outer sides of two adjacent side edges of the material carrying table, the first detection units can emit light along a first path, and when the light on the first path is blocked by the battery pieces, the battery pieces are in an unstacked and orderly state; The two first detection units and the two positioning pieces are respectively arranged on the four sides of the material carrying table.
  9. 9. The battery piece collecting device according to claim 8, wherein at least one positioning piece is provided with a second detection unit, the second detection unit can emit light along a second path, and when the light on the second path is blocked by the battery piece, the battery piece is stacked to a preset height; The second path is parallel to the material carrying surface and is positioned above the material carrying surface, and the orthographic projection of the second path on the material carrying surface is overlapped with the material carrying surface.
  10. 10. A method for collecting battery pieces, characterized in that the battery pieces are stacked regularly by adopting the device for collecting battery pieces according to claim 9, and the method for collecting battery pieces comprises the following steps: S100, driving a lifting table to ascend by a lifting mechanism and lifting a material carrying table; s200, adjusting the material carrying table to a working state; S300, placing one battery piece on a loading surface or a regular battery piece, defining the battery piece positioned at the uppermost part as a first battery piece, and sliding the first battery piece towards a direction approaching to two positioning pieces under the action of self gravity; S400, after the position of the first battery piece is stable, obtaining a detection result of the first detection unit; If the first detection unit detects that the battery pieces are not stacked regularly, an external force is adopted to adjust the first battery pieces, so that two adjacent side edges of the first battery pieces respectively lean against the two positioning surfaces; otherwise, go to step S500; s500, obtaining a detection result of a second unit; if the detection path of the second detection unit is blocked by the first battery piece, ending the operation; otherwise, go to step S600; and S600, controlling the lifting platform to descend and driving the material carrying platform and the battery pieces on the material carrying platform to descend by a preset distance, wherein the preset distance is in direct proportion to the thickness of a single battery piece, and then repeating the steps S300 to S500.

Description

Material receiving device and method for battery piece Technical Field The application relates to the technical field of battery piece regulation, in particular to a battery piece collecting device and a battery piece collecting method. Background In the production process of solar cells, slicing is one of the key processes. The sliced battery pieces are subjected to the operations of regulation, material collection and stacking, and then are sent into an edge passivation host machine to execute an edge passivation repair process. The edge passivation repair process has extremely strict requirements on the regularity of the stacking of the battery pieces, and if the battery pieces are bulged in the stacking layers, the edge passivation effect is directly poor, so that the product quality of the finally manufactured battery is affected. At present, a mode of regular material collection in the process of conveying the battery pieces is generally adopted in the industry. However, the mode can only ensure the temporary regularity of the battery pieces in the conveying process, and can not ensure that the stacked battery piece layers still maintain a good regularity state when entering an edge passivation host, so that the edge passivation effect of the battery pieces is difficult to be effectively ensured, the consistency of the edge passivation effects of different battery pieces is poor, and the improvement of the quality of solar battery products is restricted. Disclosure of Invention Accordingly, it is necessary to provide a receiving device and a receiving method for battery pieces, which are capable of stacking the battery pieces in advance and ensuring the consistency of the passivation effect of the subsequent edges of the battery pieces. The application provides a receiving device for battery pieces, which is used for regularly stacking rectangular battery pieces and comprises a lifting mechanism, a carrying platform and two positioning pieces, wherein the lifting mechanism comprises a lifting platform, the carrying platform is arranged on the lifting platform and is provided with a carrying surface deviating from the lifting platform, the two positioning pieces are respectively fixedly connected to two adjacent sides of the carrying platform, the two positioning pieces extend towards one side deviating from the lifting platform, the two positioning pieces are respectively provided with a positioning surface, the carrying surface and the two positioning surfaces are perpendicular to each other, and the two positioning surfaces are respectively used for abutting against two adjacent side surfaces of the battery pieces to be received; The material carrying platform is provided with a working state, when the material carrying platform is in the working state, the material carrying surface and the horizontal plane are mutually angled, so that the battery piece positioned on the material carrying surface has a moving trend of approaching to the two positioning pieces under the action of self gravity, and therefore two adjacent side edges of the battery piece are propped against the two positioning surfaces. In one embodiment, the lifting mechanism comprises a lifting guide rail, a lifting driving source and a traction drag chain, wherein the lifting guide rail is arranged in an extending mode along the gravity direction, the lifting table is connected with the lifting guide rail in a sliding fit mode, the lifting driving source is used for driving the lifting table to lift and slide along the lifting guide rail, one end of the traction drag chain is fixedly connected with the lifting guide rail, and the other end of the traction drag chain is fixedly connected with the lifting table. In one embodiment, the lifting platform comprises a triangular support platform, and the triangular support platform is vertically arranged. In one embodiment, the device further comprises a rotating mechanism, the material carrying platform is rotatably installed on the lifting platform, the rotating mechanism is used for driving the material carrying platform to rotate relative to the lifting platform and enabling the material carrying platform to be switched between an operating state and a non-operating state in a rotating mode, and when the material carrying platform is in the non-operating state, the material carrying surface is perpendicular to the gravity direction. In one embodiment, a buffer is disposed between the lifting platform and the loading platform, the buffer includes a fixed portion and a movable portion that is movable relative to the fixed portion, one of the fixed portion and the movable portion is connected to the lifting platform, and the other is connected to the loading platform. In one embodiment, the material carrying platform can rotate around a first axis relative to the lifting platform, the first axis is perpendicular to the gravity direction, the rotating mechanism comprises a driving cylinder,