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CN-224227262-U - Battery piece electroplating device

CN224227262UCN 224227262 UCN224227262 UCN 224227262UCN-224227262-U

Abstract

The utility model belongs to the technical field of electroplating, and discloses a battery piece electroplating device. The spray plate body of the device comprises a first carrier plate and a second carrier plate which are arranged at intervals along the vertical direction, a plurality of liquid spraying holes and a plurality of first liquid returning holes are formed in the first carrier plate, a plurality of second liquid returning holes are formed in the second carrier plate, an anode plate is fixedly arranged in an inner cavity of the spray plate body and divides the inner cavity into a first cavity and a second cavity, a plurality of first liquid inlet holes are formed in the anode plate, the spray plate body is provided with a second liquid inlet hole communicated with the second cavity, a liquid returning pipeline penetrates through the first liquid inlet hole, two ends of the liquid returning pipeline are respectively communicated with the first liquid returning hole and the second liquid returning hole, the aperture of the second liquid inlet hole is larger than the outer diameter of the liquid returning pipeline so as to form a liquid medicine circulation channel between the second cavity and the first cavity, and the brush assembly comprises a conductive brush which is oppositely arranged with the first carrier plate and communicated with a cathode and is used for clamping a battery piece in a matched mode with the first carrier plate. The device can promote the electroplating uniformity and the stability of the battery piece, and reduce the production cost.

Inventors

  • LIU LIYONG
  • Miao Guoqun
  • CHEN XI
  • HU LEI
  • SHI LIJUN
  • JIANG XIN

Assignees

  • 苏州晶洲装备科技有限公司

Dates

Publication Date
20260512
Application Date
20250611

Claims (10)

  1. 1. A battery plate electroplating device, comprising: The spray disc assembly (1), the spray disc assembly (1) comprises a spray disc body (11), an anode plate (12) and a plurality of liquid return pipelines (13), the spray disc body (11) comprises a first carrier plate (111) and a second carrier plate (112) which are arranged at intervals along the vertical direction, a plurality of liquid spraying holes (1111) and a plurality of first liquid return holes (1112) are formed in the first carrier plate (111), a plurality of second liquid return holes (1121) are formed in the second carrier plate (112), the anode plate (12) is fixedly arranged in an inner cavity of the spray disc body (11) and divides the inner cavity into a first cavity (14) and a second cavity (15), the first cavity (14) is located between the anode plate (12) and the first carrier plate (111), the second cavity (15) is located between the anode plate (12) and the second carrier plate (112), a plurality of first liquid inlet holes (121) are formed in the anode plate (12), the second cavity (12) is fixedly arranged in an inner cavity of the spray disc body (11), the second liquid return holes (1121) are communicated with the second liquid return holes (121) and the second liquid return pipelines (121) are communicated with the first liquid return holes (121) and the second liquid return pipelines (121), to form a liquid medicine flow channel between the second chamber (15) and the first chamber (14); The brush assembly (2), the brush assembly (2) includes electrically conductive brush (21), electrically conductive brush (21) intercommunication negative pole, and with first support plate (111) set up relatively, be used for with first support plate (111) cooperation centre gripping battery piece (100).
  2. 2. The battery plate plating apparatus according to claim 1, wherein a diameter of the first liquid return hole (1112) is larger than a diameter of the liquid spray hole (1111).
  3. 3. The battery plate plating apparatus according to claim 1, wherein a plurality of the first liquid return holes (1112) are provided at equal intervals, and a plurality of the liquid spray holes (1111) are provided around each of the first liquid return holes (1112).
  4. 4. The battery plate electroplating device according to claim 1, wherein a plurality of liquid spraying pipelines (113) are arranged on one side, close to the battery plate (100), of the first carrier plate (111), one end face of each liquid spraying pipeline (113) can be abutted against the battery plate (100), and the other end of each liquid spraying pipeline (113) is communicated with the corresponding liquid spraying hole (1111).
  5. 5. The battery plate electroplating device according to claim 1, wherein the brush assembly (2) further comprises a fixing plate (22), a plurality of conductive brushes (21) are arranged on one side of the fixing plate (22) facing the spray disc assembly (1) at equal intervals, and an included angle between the extending direction of the brush of the conductive brush (21) and the end face of the battery plate (100) is 0-60 degrees.
  6. 6. The battery plate plating apparatus according to claim 5, wherein each of the bristles of the conductive brush (21) has a diameter of 20 micrometers to 120 micrometers.
  7. 7. The battery plate plating apparatus according to claim 5, wherein the fixing plate (22) includes a fastener (222) and an adjusting portion (221), the adjusting portion (221) is provided with a mounting hole (2211) and an adjusting hole (2212), the mounting hole (2211) is provided with a ring by the adjusting hole (2212), both ends of the conductive brush (21) are provided with rotating shafts, the rotating shafts are rotatably connected with the mounting hole (2211), the fastener (222) penetrates through the adjusting hole (2212) and is connected with the conductive brush (21), the fastener (222) can slide in the adjusting hole (2212) when the conductive brush (21) rotates relative to the adjusting portion (221), and the fastener (222) is configured to lock a relative position between the conductive brush (21) and the adjusting portion (221).
  8. 8. The battery plate plating apparatus according to claim 1, wherein the spray tray assembly (1) further includes a limiting plate (16) in a frame structure, the limiting plate (16) being disposed along a circumferential outer edge of an upper surface of the first carrier plate (111).
  9. 9. The battery plate plating apparatus according to claim 8, wherein stopper blocks (161) are provided at intervals inside the stopper plates (16), and the stopper blocks (161) are capable of abutting against the battery plates (100).
  10. 10. The battery plate plating apparatus according to any one of claims 1 to 9, further comprising a lifting member (3), the lifting member (3) being configured to drive the brush assembly (2) to abut or release abutment against the battery plate (100).

Description

Battery piece electroplating device Technical Field The utility model relates to the technical field of electroplating, in particular to a battery piece electroplating device. Background The photovoltaic cell is clean and renewable because of being capable of converting solar energy into electric energy, and the importance of the photovoltaic cell in the field of new energy is increasingly highlighted. The existing photovoltaic cell is manufactured by using silver paste to prepare the electrode, so that the cost is high, the productivity is low, the refinement is difficult to realize, and the photoelectric conversion efficiency and the performance stability are affected. Therefore, the adoption of low-price metal to replace silver paste is an urgent need in the industry, and the photovoltaic cell grid line electroplating technology is generated as a new direction for reducing the use amount of silver paste. At present, horizontal electroplating is performed in the process of conveying and advancing the battery piece, and the cathode surface of the battery piece is required to be continuously switched to the power connection position, so that the power connection resistance of the back surface is continuously changed, and the electroplating uniformity is difficult to ensure. In addition, the method also needs an additional edge protection process, so that the flow complexity is increased, and the cost is increased. Disclosure of utility model The utility model aims to provide a battery piece electroplating device which solves the problems of complex flow and increased cost caused by poor electroplating uniformity and additional edge protection process in the prior art, improves the electroplating uniformity and stability and reduces the production cost. To achieve the purpose, the utility model adopts the following technical scheme: A battery plate electroplating device, comprising: The spray disc assembly comprises a spray disc body, an anode plate and a plurality of liquid return pipelines, the spray disc body comprises a first carrier plate and a second carrier plate which are arranged at intervals along the vertical direction, the first carrier plate is provided with a plurality of liquid spray holes and a plurality of first liquid return holes, the second carrier plate is provided with a plurality of second liquid return holes, the anode plate is fixedly arranged in an inner cavity of the spray disc body and divides the inner cavity into a first cavity and a second cavity, the first cavity is positioned between the anode plate and the first carrier plate, the second cavity is positioned between the anode plate and the second carrier plate, the anode plate is provided with a plurality of first liquid inlet holes, the spray disc body is provided with a second liquid inlet hole communicated with the second cavity, the liquid return pipelines penetrate through the first liquid inlet holes and are respectively communicated with the first liquid return holes and the second liquid return holes, and the aperture of the first liquid inlet holes is larger than the outer diameter of the liquid return pipelines so as to form a liquid medicine circulation channel between the second cavity and the first cavity; The brush assembly comprises a conductive brush which is communicated with the cathode and is arranged opposite to the first carrier plate and used for clamping the battery piece in a matched mode with the first carrier plate. As an alternative to the battery plate plating apparatus, the diameter of the first liquid return hole is larger than the diameter of the liquid spray hole. As an alternative scheme of the battery piece electroplating device, a plurality of first liquid return holes are arranged at equal intervals, and a plurality of liquid spray holes are annularly arranged on each first liquid return hole. As an alternative scheme of the battery piece electroplating device, one side of the first carrier plate, which is close to the battery piece, is provided with a plurality of liquid spraying pipelines, one end face of each liquid spraying pipeline can be abutted against the battery piece, and the other end of each liquid spraying pipeline is communicated with the corresponding liquid spraying hole. As an alternative scheme of the battery piece electroplating device, the brush assembly further comprises a fixing plate, the conductive brushes are arranged on one side of the fixing plate facing the spray disc assembly at equal intervals, and the included angle between the extending direction of the bristles of the conductive brushes and the end face of the battery piece is 0-60 degrees. As an alternative to a battery plate plating apparatus, each of the bristles of the conductive brush has a diameter of 20 microns to 120 microns. As an alternative scheme of the battery piece electroplating device, the fixing plate comprises a fastening piece and an adjusting part, the adjusting part is provided with a m