Device and method for preparing patterned active layer of battery
By designing a cell patterned active layer preparation device for perovskite solar cells, organic solar cells or stacked batteries, using mechanical scribe and mechanical peeling methods, the problems of high cost and edge defects of laser scribe methods are solved, and the patterning and efficient preparation of the active layer are achieved.
Patent Information
- Application Number
- CN202411701473.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-03-07
AI Technical Summary
The existing perovskite solar cells, organic solar cells or stacked batteries adopt laser marking method, resulting in high equipment costs and serrated edge defects, lacking convenient non-laser patterning methods, and are especially suitable for battery modules of 200mm*200mm and below.
A battery patterned active layer preparation device is designed, and the patterning of the active layer is achieved by combining the base plate, bracket, workbench and tool holder using mechanical marking and mechanical peeling methods. The device includes a first chute set, a second chute set, a guide rod set, a tool holder slider, a head height adjustment knob and a head down elastic adjustment knob, which can accurately locate and cut the battery module.
This device replaces the expensive laser marking process, realizes patterning of the active layer, reduces the tedious process and time loss of transferring substrates after coating, shortens the preparation cycle of the photovoltaic module, and improves work efficiency.
Smart Images
Figure CN119584833A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the field of battery manufacturing, and in particular to a device and method for preparing a battery graphic active layer. Background Art
[0002] The active layer patterning of existing perovskite solar cells, organic solar cells or stacked cells adopts the laser scribing method. Due to the high cost of laser scribing equipment and the existence of jagged defects on the scribing edges, it is urgent to develop a convenient non-laser patterning method, especially for the preparation of perovskite solar cells, organic solar cells or stacked cell modules with a size of 200mm*200mm and below. Summary of the invention
[0003] The present invention provides a device and method for preparing a battery graphic active layer, aiming to solve at least one of the technical problems existing in the prior art.
[0004] The technical solution of the present invention is a battery patterned active layer preparation device, which is used to prepare a patterned active layer of a perovskite solar cell, an organic solar cell and a stacked cell, and the battery patterned active layer preparation device comprises: A bottom plate, wherein a first chute group and a second chute group are arranged on the bottom plate; A bracket, wherein the bracket is vertically arranged on the bottom plate, and the bottom of the bracket is installed on the first slide groove group; A workbench, the workbench is arranged on the second chute group, and the workbench is also provided with a workbench moving device for moving on the second chute group; A tool holder is used for cutting the battery workpiece positioned on the workbench, and the tool holder is mounted on the bracket.
[0005] Further, the bracket includes a first bracket, a second bracket and a guide rod group arranged on the first bracket and the second bracket; The guide rod group includes a first guide rod and a second guide rod arranged in parallel, two ends of the first guide rod are respectively mounted on the first bracket and the second bracket, and two ends of the second guide rod are respectively mounted on the first bracket and the second bracket.
[0006] Furthermore, the first slide groove group includes a first slide groove and a second slide groove arranged on both sides of the bottom plate, the bottom of the first bracket is installed on the first slide groove, and the bottom of the second bracket is installed on the second slide groove.
[0007] Furthermore, the second slide groove group includes a third slide groove and a fourth slide groove arranged on both sides of the bottom of the workbench, the bottom of the workbench is installed on the third slide groove and the fourth slide groove, and the workbench moving device includes a horizontal movement adjustment knob for adjusting the position of the workbench on the second slide groove group.
[0008] Furthermore, a first positioning seat and a second positioning seat are also provided on the workbench, and the first positioning seat and the second positioning seat are arranged opposite to each other.
[0009] Furthermore, the tool holder includes a tool holder slide block, and a first guide rod and a second guide rod arranged in parallel pass through the tool holder slide block respectively. It also includes a tool holder body, which is connected to the tool holder slide block via a height adjustment device, and a tool head height adjustment knob for adjusting the height of the tool holder body from the workbench is provided above the height adjustment device.
[0010] Furthermore, it also includes a knife head, which includes a scribing knife and a film scraping knife. The scribing knife is used to scribing on the surface of the battery module, and the film scraping knife is used to remove the film on the surface of the battery.
[0011] Furthermore, it also includes a cutter head downward pressure elastic force adjustment knob for adjusting the height of the cutter head from the workbench.
[0012] Furthermore, a handle is provided on the top of the tool holder slider.
[0013] Furthermore, the present invention also discloses a method for preparing a patterned active layer, which is applied to the battery patterned active layer preparation device, and comprises the following steps: S100, adjusting the height adjustment knob of the cutter head so that the lowest height of the cutter head is higher than the workbench, and fixing the battery module to be processed on the workbench through the first positioning seat and the second positioning seat; S200, controlling the support to move on the first slide groove group, and controlling the tool holder to move on the guide rod group, so that the tool head disposed on the support is aligned with the processing position of the battery module to be processed; S300, adjusting the cutter head height adjustment knob so that the cutter head touches the battery module to be processed; S400, adjust the knife head downward pressure elastic adjustment knob so that the knife head can cut the battery module to be processed.
[0014] The beneficial effects of the present invention are: The battery patterned active layer preparation device and method replace the expensive laser scribing process, and cleverly use mechanical scribing and mechanical peeling methods to achieve patterning of the active layer. Reduce the cumbersome process and time consumption of transferring the substrate after coating. The battery patterned active layer preparation device shortens the preparation cycle and time loss of the photovoltaic module, facilitates scientific research and improves work efficiency. Cleverly use mechanical scribing and mechanical peeling methods to achieve patterning of the photovoltaic module. Replace the expensive laser scribing process, use convenient mechanical scribing and mechanical peeling methods to achieve patterning of the photovoltaic active layer, prepare high-efficiency photovoltaic modules, and shorten the preparation cycle. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 The overall structure diagram of the device for preparing the graphic active layer of the battery.
[0016] Figure 2 Flow chart of the method for preparing a graphic active layer for a battery.
[0017] 1. The sprocket wheel of the embodiment of the present invention is provided with a toothed wheel which is provided on the top of the tool holder. The toothed wheel is provided with a toothed wheel which is provided on the top of the tool holder. The toothed wheel is provided with a toothed wheel which is provided on the top of the tool holder. The toothed wheel is provided with a toothed wheel which is provided on the top of the tool holder. DETAILED DESCRIPTION
[0018] The following will be combined with the embodiments and drawings to clearly and completely describe the concept, specific structure and technical effects of the present invention, so as to fully understand the purpose, scheme and effect of the present invention. It should be noted that the embodiments and features in the embodiments of this application can be combined with each other without conflict.
[0019] It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature, or it may be indirectly fixed or connected to the other feature. In addition, the descriptions of up, down, left, right, top, bottom, etc. used in the present invention are only relative to the relative positional relationship of the components of the present invention in the drawings.
[0020] In addition, unless otherwise defined, all technical and scientific terms used herein have the same meaning as those generally understood by those skilled in the art. The terms used in this specification are only for describing specific embodiments, not for limiting the present invention. The term "and / or" used herein includes any combination of one or more related listed items.
[0021] It should be understood that, although the terms first, second, third, etc. may be used to describe various elements in the present disclosure, these elements should not be limited to these terms. These terms are only used to distinguish elements of the same type from each other. For example, without departing from the scope of the present disclosure, the first element may also be referred to as the second element, and similarly, the second element may also be referred to as the first element.
[0022] Reference Figure 1 to Figure 2 In some embodiments, the technical solution of the present invention is a battery graphic active layer preparation device and a control method thereof, referring to Figure 1 The battery graphic active layer preparation device is used to prepare the graphic active layer of the perovskite solar cell, the organic solar cell and the stacked cell, and the battery graphic active layer preparation device comprises: A bottom plate 100, on which a first chute group 110 and a second chute group 120 are disposed; A bracket 200, wherein the bracket 200 is vertically arranged on the bottom plate 100, and the bottom of the bracket 200 is installed on the first slide groove group 110; A workbench 300, wherein the workbench 300 is disposed on the second chute group 120, and a workbench moving device 310 for moving on the second chute group 120 is further disposed on the workbench 300; The tool holder 400 is used for cutting the battery workpiece positioned on the workbench 300 , and the tool holder 400 is installed on the bracket 200 .
[0023] The beneficial effects of the present invention are: The battery patterned active layer preparation device and method replace the expensive laser scribing process, and cleverly use mechanical scribing and mechanical peeling methods to achieve patterning of the active layer. Reduce the cumbersome process and time consumption of transferring the substrate after coating. The battery patterned active layer preparation device shortens the preparation cycle and time loss of the photovoltaic module, facilitates scientific research and improves work efficiency. Cleverly use mechanical scribing and mechanical peeling methods to achieve patterning of the photovoltaic module. Replace the expensive laser scribing process, use convenient mechanical scribing and mechanical peeling methods to achieve patterning of the photovoltaic active layer, prepare high-efficiency photovoltaic modules, and shorten the preparation cycle.
[0024] Specifically, the battery patterned active layer preparation device and method replace the expensive laser scribing process, and cleverly use mechanical scribing and mechanical peeling methods to achieve the patterning of the active layer. The cumbersome process and time consumption of transferring the substrate after coating are reduced. The preparation cycle and time loss of the photovoltaic module are shortened, which facilitates scientific research and improves work efficiency.
[0025] Further, refer to Figure 1 The bracket 200 includes a first bracket 210, a second bracket 220, and a guide rod group 230 provided on the first bracket 210 and the second bracket 220; The guide rod group 230 includes a first guide rod 231 and a second guide rod 232 arranged in parallel, wherein both ends of the first guide rod 231 are respectively mounted on the first bracket 210 and the second bracket 220, and both ends of the second guide rod 232 are respectively mounted on the first bracket 210 and the second bracket 220.
[0026] Specifically, two guide rods are provided to enhance the stability of the tool holder 400. Since the tool head needs to be precisely positioned, a first guide rod 231 and a second guide rod 232 are provided in sequence to enhance the stability of the entire machine.
[0027] Further, refer to Figure 1 The first slide groove group 110 includes a first slide groove 111 and a second slide groove 112 arranged on both sides of the base plate 100, the bottom of the first bracket 210 is installed on the first slide groove 111, and the bottom of the second bracket 220 is installed on the second slide groove 112.
[0028] Specifically, the two sides of the bracket 200 slide on the first slide groove 111 and the second slide groove 112 respectively. In a specific embodiment, it also includes a locking device, which is used to control the locking device to lock when the first bracket 210 and the second bracket 220 slide to the position required for processing, thereby performing a fixing effect in the first direction.
[0029] Further, refer to Figure 1 The second slide groove group 120 includes a third slide groove 121 and a fourth slide groove 122 arranged on both sides of the bottom of the workbench 300, the bottom of the workbench 300 is installed on the third slide groove 121 and the fourth slide groove 122, and the workbench moving device 310 includes a horizontal movement adjustment knob 311 for adjusting the position of the workbench 300 on the second slide groove group 120.
[0030] Specifically, the horizontal movement adjustment button can make the workbench 300 slide in the first direction. In a specific embodiment, the user can choose to move the bracket 200 or move the workbench 300 by the horizontal movement adjustment knob 311 so that the tool head can be aligned with the position to be processed.
[0031] Further, refer to Figure 1 The workbench 300 is also provided with a first positioning seat 320 and a second positioning seat 330 , and the first positioning seat 320 and the second positioning seat 330 are arranged opposite to each other.
[0032] Specifically, the first positioning seat 320 and the second positioning seat 330 can accurately position the battery module to be processed, and the cutter head can quickly and accurately position the processing position.
[0033] In a specific embodiment, a scale is further provided on the workbench 300 , and the scale can facilitate the user to quickly calibrate the position to be processed of the battery module.
[0034] Further, refer to Figure 1 The tool holder 400 includes a tool holder slide block 410, and a first guide rod 231 and a second guide rod 232 arranged in parallel pass through the tool holder slide block 410 respectively. It also includes a tool holder body 420 , which is connected to the tool holder slider 410 via a height adjustment device, and a tool head height adjustment knob 430 is provided above the height adjustment device for adjusting the height of the tool holder body 420 from the workbench 300 .
[0035] Specifically, the tool holder slider 410 is disposed on the guide rod assembly 230, so that the user can adjust the position of the tool head in the second direction. In a specific embodiment, before adjustment, in order to protect the tool head, the workbench 300 and the battery module to be processed, the tool head height adjustment knob 430 should be adjusted so that the tool head is away from the workbench 300 surface and the battery module to be processed.
[0036] Further, refer to Figure 1 , and also includes a blade head, which includes a scribing blade 440 and a scraping blade 450. The scribing blade 440 is used to scribing on the surface of the battery module, and the scraping blade 450 is used to remove the film on the surface of the battery.
[0037] Specifically, the scribing knife 440 is used to scribing on the battery module, and the scribing knife is a surgical blade that is easy to replace; the scraping knife 450 is used to remove the film on the battery module, and the scraping knife has a width of 0.5mm-2mm and is shaped like a spatula.
[0038] Further, refer to Figure 1, and also includes a cutter head downward pressure elastic force adjustment knob 460 for adjusting the height of the cutter head from the workbench 300.
[0039] Specifically, after adjusting the position, the user adjusts the cutter head height adjustment knob 430 to make the cutter head contact with the battery to be processed, and then adjusts the cutter head downward pressure adjustment knob 460 to control the depth of the cutter head engraving into the battery module, thereby controlling the depth of mechanical scribing and mechanical peeling.
[0040] Further, refer to Figure 1 A handle 470 is also provided at the top of the tool holder slider 410 .
[0041] Specifically, the handle 470 is used to control the bracket 200 to slide on the first slide groove group 110 .
[0042] Further, refer to Figure 2 The present invention also discloses a method for preparing a patterned active layer, which is applied to the battery patterned active layer preparation device, and comprises the following steps: S100, adjusting the cutter head height adjustment knob 430 so that the lowest height of the cutter head is higher than the workbench 300, and fixing the battery module to be processed on the workbench 300 through the first positioning seat 320 and the second positioning seat 330; S200, controlling the support 200 to move on the first slide groove group 110, and controlling the tool holder 400 to move on the guide rod group 230, so that the tool head disposed on the support 200 is aligned with the processing position of the battery module to be processed; S300, adjusting the cutter head height adjustment knob 430 so that the cutter head touches the battery module to be processed; S400, adjusting the knife head downward pressure elastic adjustment knob 460 so that the knife head can cut the battery module to be processed.
[0043] Specifically, the battery of the battery patterned active layer preparation device is a perovskite solar cell or an organic solar cell, wherein the patterned active layer of the perovskite solar cell or the organic solar cell refers to the P2 layer.
[0044] The battery structure is usually transparent conductive layer / active layer (including electron transport layer + light absorption layer + hole transport layer) / back electrode, where the transparent conductive layer is patterned as P1 (laser scribing), the active layer is patterned as P2 (usually laser scribing, this invention replaces P2 laser scribing), and the back electrode is patterned as P3 (laser scribing). The preparation methods of the active layer include wet method (solution coating method) and dry method (evaporation film forming method).
[0045] The above is only a preferred embodiment of the present invention. The present invention is not limited to the above implementation. As long as the technical effect of the present invention is achieved by the same means, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure shall be included in the scope of protection of the present disclosure. All should belong to the protection scope of the present invention. Within the protection scope of the present invention, its technical scheme and / or implementation method can have various modifications and changes.
Claims
1. A battery patterned active layer preparation device, the battery patterned active layer preparation device is used to prepare the patterned active layer of perovskite solar cells, organic solar cells and stacked cells, characterized in that: The battery graphic active layer preparation device comprises: A bottom plate (100), wherein a first slide groove group (110) and a second slide groove group (120) are provided on the bottom plate (100); a bracket (200), the bracket (200) being vertically arranged on the bottom plate (100), and the bottom of the bracket (200) being mounted on the first slide groove group (110); A workbench (300), the workbench (300) being arranged on the second chute group (120), and the workbench (300) being further provided with a workbench moving device (310) for moving on the second chute group (120); A tool holder (400) is used for cutting a battery workpiece positioned on the workbench (300); the tool holder (400) is mounted on the bracket (200).
2. The battery patterned active layer preparation device according to claim 1, characterized in that: The bracket (200) comprises a first bracket (210), a second bracket (220), and a guide rod group (230) arranged on the first bracket (210) and the second bracket (220); The guide rod group (230) comprises a first guide rod (231) and a second guide rod (232) which are arranged in parallel, wherein two ends of the first guide rod (231) are respectively mounted on the first bracket (210) and the second bracket (220), and two ends of the second guide rod (232) are respectively mounted on the first bracket (210) and the second bracket (220).
3. The battery graphic active layer preparation device according to claim 2, characterized in that: The first slide groove group (110) comprises a first slide groove (111) and a second slide groove (112) arranged on both sides of the bottom plate (100); the bottom of the first bracket (210) is mounted on the first slide groove (111), and the bottom of the second bracket (220) is mounted on the second slide groove (112).
4. The battery graphic active layer preparation device according to claim 1, characterized in that: The second slide groove group (120) comprises a third slide groove (121) and a fourth slide groove (122) arranged on both sides of the bottom of the workbench (300); the bottom of the workbench (300) is mounted on the third slide groove (121) and the fourth slide groove (122); and the workbench moving device (310) comprises a horizontal movement adjustment knob (311) for adjusting the position of the workbench (300) on the second slide groove group (120).
5. The battery graphic active layer preparation device according to claim 1, characterized in that: A first positioning seat (320) and a second positioning seat (330) are also provided on the workbench (300), and the first positioning seat (320) and the second positioning seat (330) are arranged opposite to each other.
6. The battery patterned active layer preparation device according to claim 1, characterized in that: The tool holder (400) comprises a tool holder slide block (410), a first guide rod (231) and a second guide rod (232) arranged in parallel respectively passing through the tool holder slide block (410), It also includes a tool holder body (420), the tool holder body (420) being connected to the tool holder slide block (410) via a height adjustment device, and a tool head height adjustment knob (430) for adjusting the height of the tool holder body (420) from the workbench (300) is provided above the height adjustment device.
7. The battery patterned active layer preparation device according to claim 6, characterized in that: It also includes a knife head, which includes a scribing knife (440) and a film scraping knife (450). The scribing knife (440) is used to scribing on the surface of the battery module, and the film scraping knife (450) is used to remove a film on the surface of the battery.
8. The battery patterned active layer preparation device according to claim 7, characterized in that: It also includes a cutter head downward pressure elastic force adjustment knob (460) for adjusting the height of the cutter head from the workbench (300).
9. The battery patterned active layer preparation device according to claim 6, characterized in that: A handle (470) is also provided at the top of the tool holder slider (410).
10. A method for preparing a patterned active layer, applied to the battery patterned active layer preparation device as claimed in any one of claims 1 to 9, characterized in that: The following steps are involved: S100, adjusting the cutter head height adjustment knob (430) so that the lowest height of the cutter head is higher than the workbench (300), and fixing the battery module to be processed on the workbench (300) via the first positioning seat (320) and the second positioning seat (330); S200, controlling the support (200) to move on the first slide groove group (110), and controlling the tool holder (400) to move on the guide rod group (230), so that the tool head arranged on the support (200) is aligned with the processing position of the battery module to be processed; S300, adjusting the cutter head height adjustment knob (430) so that the cutter head touches the battery module to be processed; S400, adjusting the knife head downward pressure elastic adjustment knob (460) so that the knife head can cut the battery module to be processed.