CN111890256B - Clamping device for bipolar plate and using method thereof - Google Patents
Clamping device for bipolar plate and using method thereof Download PDFInfo
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- CN111890256B CN111890256B CN202010758555.8A CN202010758555A CN111890256B CN 111890256 B CN111890256 B CN 111890256B CN 202010758555 A CN202010758555 A CN 202010758555A CN 111890256 B CN111890256 B CN 111890256B
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- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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Abstract
本发明涉及新能源技术领域，公开了一种双极板的装夹装置及其使用方法，用于对双极板进行装夹，其中双极板的装夹装置包括：本体，本体连接于工作台上，本体上开设有双极板定位槽和压板定位槽，压板定位槽连通于双极板定位槽的边沿；防变形盖板，防变形盖板用于将双极板平压于双极板定位槽中；压板，压板安装于压板定位槽中，并能将双极板按压定位于双极板定位槽中；压紧组件，压紧组件包括压紧柱和压紧块，压紧柱连接于本体上，压紧块连接于压紧柱且紧压于压板。通过上述结构，该双极板的装夹装置对双极板的装夹快捷方便，有利于提高生产效率，降低生产成本。
The invention relates to the technical field of new energy, and discloses a bipolar plate clamping device and a method of using the same, which are used for clamping the bipolar plate, wherein the bipolar plate clamping device comprises: a body, and the body is connected to a working On the stage, the body is provided with a bipolar plate positioning groove and a pressure plate positioning groove, and the pressure plate positioning groove is connected to the edge of the bipolar plate positioning groove; the anti-deformation cover plate is used to flatly press the bipolar plate on the bipolar plate. plate positioning groove; pressure plate, the pressure plate is installed in the pressure plate positioning groove, and can press and position the bipolar plate in the bipolar plate positioning groove; the pressing component, the pressing component includes a pressing column and a pressing block, and the pressing column Connected to the body, the pressing block is connected to the pressing column and pressed against the pressing plate. Through the above structure, the bipolar plate clamping device can clamp the bipolar plate quickly and conveniently, which is beneficial to improve the production efficiency and reduce the production cost.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a clamping device of a bipolar plate and a using method thereof.
Background
At present, fuel cells are one of the trends in the development of new energy, and the application of fuel cells to various types of vehicles is imperative. The graphite bipolar plate is used as a core component of the fuel cell and plays an important role in the normal operation of the fuel cell.
The graphite bipolar plate is a nonmetallic ultrathin part, is easy to deform in the machining process, the machining precision is difficult to guarantee, the machining process is complex, and the machining process is difficult to clamp.
Most of the existing processing methods of the graphite bipolar plate use a vacuum chuck for clamping, and the vacuum chuck has poor stress performance and is not easy to clamp, so that the production efficiency is low. In addition, in order to ensure the machining precision of the graphite bipolar plate, the machining requirement can be met only by repeatedly machining by using an extremely complex machining process, and the production cost is high. And because the vacuum chuck needs to use compressed air, the requirement on the sealing performance is very high, the normal adsorption function of the vacuum chuck can be ensured only by consuming a sealing rubber strip, and the production cost is further improved.
Disclosure of Invention
The invention aims to provide a clamping device of a bipolar plate, which is quick and convenient to clamp the bipolar plate, and is beneficial to improving the production efficiency and reducing the production cost.
In order to achieve the purpose, the invention adopts the following technical scheme:
a clamping device of bipolar plate is used for clamping the bipolar plate, and comprises: the body is connected to the workbench, a bipolar plate positioning groove and a pressing plate positioning groove are formed in the body, and the pressing plate positioning groove is communicated with the edge of the bipolar plate positioning groove; the anti-deformation cover plate is used for flatly pressing the bipolar plate in the bipolar plate positioning groove; the pressing plate is arranged in the pressing plate positioning groove and can press and position the bipolar plate in the bipolar plate positioning groove; the pressing assembly comprises a pressing column and a pressing block, the pressing column is connected to the body, and the pressing block is connected to the pressing column and pressed on the pressing plate.
As a preferable scheme of the clamping device of the bipolar plate, a collecting groove is arranged in the bipolar plate positioning groove and is used for collecting debris generated when the bipolar plate is processed.
As a preferred scheme of the clamping device of the bipolar plate, the clamping device further comprises a collection drawer, the collection drawer is arranged in the body and located below the collecting groove, and an inner cavity of the collection drawer is communicated with the collecting groove through a communicating hole.
As a preferable scheme of the clamping device of the bipolar plate, a plug is arranged in the communicating hole and can be plugged in the communicating hole.
As a preferred scheme of the clamping device of the bipolar plate, a first sliding groove is formed in the body, and the collection drawer is connected to the first sliding groove in a sliding mode.
As a preferred scheme of the clamping device for the bipolar plate, the body comprises a first side surface and a second side surface which are oppositely arranged, the bipolar plate positioning grooves and the pressing plate positioning grooves are both arranged on the first side surface, and the second side surface is abutted to the workbench.
As a preferable scheme of the clamping device for the bipolar plate, a plurality of weight-reducing grooves are arranged on the second side face, and the plurality of weight-reducing grooves are arranged on the second side face at intervals.
As a preferred scheme of the clamping device of the bipolar plate, the clamping device further comprises a connecting assembly, a second sliding groove is formed in the workbench, one end of the connecting assembly is connected with the second sliding groove in a sliding mode, and the other end of the connecting assembly presses the body onto the workbench.
As a preferable scheme of the clamping device of the bipolar plate, the connecting assembly comprises a connecting plate and a sliding block, the sliding block is connected in the second sliding groove in a sliding manner, one end of the connecting plate is connected to the sliding block, and the body is pressed on the workbench by the other end of the connecting plate.
The invention also aims to provide a use method of the bipolar plate clamping device, and through the use method of the bipolar plate clamping device, operators can clamp the bipolar plate quickly, so that the improvement of the production efficiency is facilitated.
In order to achieve the purpose, the invention adopts the following technical scheme:
the use method of the clamping device for the bipolar plate comprises the following steps:
connecting the body to a workbench, and aligning the body by using a dial indicator;
placing the bipolar plate in the bipolar plate positioning groove, and enabling one vertex angle of the bipolar plate to be attached to one vertex angle in the bipolar plate positioning groove;
pressing the anti-deformation cover plate on the bipolar plate, and continuously pressing the bipolar plate for a preset time by using the anti-deformation cover plate;
installing a pressing plate in a pressing plate positioning groove, and pressing the pressing plate on the bipolar plate through a pressing assembly;
and taking down the anti-deformation cover plate, and processing the bipolar plate.
The invention has the beneficial effects that:
the invention provides a clamping device of a bipolar plate, which is used for clamping the bipolar plate when the bipolar plate is processed and comprises a body, an anti-deformation cover plate, a pressing plate and a pressing assembly, wherein the body is connected on a workbench, a bipolar plate positioning groove and a pressing plate positioning groove are formed in the body, the bipolar plate and the pressing plate are respectively arranged in the bipolar plate positioning groove and the pressing plate positioning groove, the pressing plate positioning groove is communicated with the edge of the bipolar plate positioning groove, so that the pressing plate can be pressed on the bipolar plate when being arranged in the pressing plate positioning groove, and the pressing plate can press and position the bipolar plate in the bipolar plate positioning groove under the action of the pressing assembly, thereby realizing the clamping and positioning of the bipolar plate. In the process, the anti-deformation cover plate covers the bipolar plate, so that the bipolar plate can be flatly pressed in the bipolar plate positioning groove, and the bipolar plate is prevented from deforming in the clamping process. Through the structure, the clamping device of the bipolar plate not only can quickly and conveniently clamp the bipolar plate, has higher production efficiency and low production cost, but also can prevent the bipolar plate from deforming, and is favorable for improving the subsequent processing precision of the bipolar plate.
Drawings
Fig. 1 is a schematic structural diagram of a clamping device for a bipolar plate according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a bipolar plate clamping device provided in an embodiment of the present invention without a deformation-preventing cover plate;
fig. 3 is an exploded view of the clamping device of the bipolar plate according to the embodiment of the present invention without the deformation-preventing cover plate;
fig. 4 is a schematic structural diagram of a body of a clamping device for a bipolar plate according to an embodiment of the present invention;
figure 5 is a top view of the body of a clamping device for a bipolar plate according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a long pressing plate and a short pressing plate in a clamping device of a bipolar plate according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a collection drawer of a clamping device of a bipolar plate according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a pressing assembly of a clamping device of a bipolar plate according to an embodiment of the present invention;
fig. 9 is an exploded view of a connecting member of a clamping device for a bipolar plate according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a deformation prevention cover plate of a clamping device for a bipolar plate according to an embodiment of the present invention;
fig. 11 is a flowchart of a method for using the bipolar plate clamping device according to the embodiment of the present invention.
In the figure:
1. a body; 11. a bipolar plate locating slot; 111. collecting tank; 112. a communicating hole; 113. a plug; 12. a pressure plate positioning groove; 13. a first chute; 14. a weight reduction groove; 15. mounting holes; 2. a deformation-preventing cover plate; 21. a grip; 3. pressing a plate; 31. a long press plate; 32. a short press plate; 33. an abutting surface; 4. a compression assembly; 41. a compression post; 42. a compression block; 421. compressing the contact head; 5. a collection drawer; 51. a handle; 6. a connecting assembly; 61. a connecting plate; 62. a slider; 63. a connecting bolt; 100. a bipolar plate; 101. a work table; 102. a second runner.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The invention provides a clamping device of a bipolar plate, which is used for clamping the bipolar plate 100 when the bipolar plate 100 is processed, as shown in figures 1-3, the clamping device of the bipolar plate comprises a body 1, a pressing plate 3 and a pressing assembly 4, wherein the body 1 is connected on a workbench 101, a bipolar plate positioning groove 11 and a pressing plate positioning groove 12 are arranged on the body 1, the bipolar plate 100 and the pressing plate 3 are respectively arranged in the bipolar plate positioning groove 11 and the pressing plate positioning groove 12, and the pressing plate positioning groove 12 is communicated with the edge of the bipolar plate positioning groove 11, so that the pressing plate 3 can be pressed on the bipolar plate 100 when being arranged in the pressing plate positioning groove 12. The pressing assembly 4 is connected to the body 1, and the pressing plate 3 can press and position the bipolar plate 100 in the bipolar plate positioning groove 11 under the action of the pressing assembly 4, so that clamping and positioning of the bipolar plate 100 are realized. Through the structure, the clamping device of the bipolar plate can quickly and conveniently clamp the bipolar plate 100, is favorable for improving the production efficiency and reducing the production cost.
As shown in fig. 4, in the present embodiment, the body 1 includes a first side and a second side opposite to each other, the bipolar plate positioning grooves 11 and the platen positioning grooves 12 are disposed on the first side, and the second side abuts against the worktable 101. Preferably, the first side surface has a mounting hole 15, one end of the compressing assembly 4 is connected to the mounting hole 15, and the other end of the compressing assembly compresses the compressing plate 3 against the bipolar plate 100, so that the bipolar plate 100 is pressed and positioned in the bipolar plate positioning groove 11. More preferably, the second side surface is provided with lightening grooves 14, and the lightening grooves 14 can lighten the weight of the body 1, reduce the material consumption and facilitate the reduction of the cost of the clamping device of the bipolar plate. Specifically, the plurality of lightening grooves 14 are arranged on the second side surface at intervals, so that the weight of the body 1 can be further reduced, the material consumption is reduced, and the cost of the clamping device of the bipolar plate is reduced.
As shown in fig. 4 and 5, the pressing plate positioning grooves 12 preferably include two long positioning grooves and two short positioning grooves, the two long positioning grooves are disposed oppositely, as shown in fig. 6, the pressing plate 3 includes a long pressing plate 31 and a short pressing plate 32, the two long positioning grooves are disposed along the length direction of the bipolar plate positioning groove 11, the two short positioning grooves are disposed along the width direction of the bipolar plate positioning groove 11, the long pressing plate 31 presses the edge of the bipolar plate 100 along the length direction into the bipolar plate positioning groove 11, and the short pressing plate 32 presses the edge of the bipolar plate 100 along the width direction into the bipolar plate positioning groove 11, so that the pressing plate 3 can firmly position the bipolar plate 100. More preferably, the long pressing plate 31 and the short pressing plate 32 are provided with contact surfaces 33, and the contact surfaces 33 are used for contacting the bipolar plate 100.
It can be understood that there may be one or at least two bipolar plate positioning grooves 11 on the body 1 of the bipolar plate clamping device, so that the bipolar plate clamping device can clamp one bipolar plate 100 or at least two bipolar plates 100 at a time, and those skilled in the art can set the grooves according to actual situations.
Preferably, a collection groove 111 is formed in the bipolar plate retention groove 11, and the collection groove 111 is used to collect and store debris generated during processing of the bipolar plate 100. More preferably, the clamping device of the bipolar plate further comprises a collection drawer 5, the collection drawer 5 is arranged in the body 1 and located below the collection groove 111, an inner cavity of the collection drawer 5 is communicated with the collection groove 111 through a communication hole 112, so that collected debris in the collection groove 111 can enter the collection drawer 5 through the communication hole 112, the storage capacity of the clamping device of the bipolar plate to the debris of the bipolar plate 100 can be improved, the dumping period of the debris is prolonged, and the influence of the dumped debris on production is reduced. As shown in fig. 7, specifically, a handle 51 is disposed on the collection drawer 5, and an operator can push and pull the collection drawer 5 through the handle 51, so as to facilitate the assembly and disassembly of the collection drawer 5. In the present embodiment, two collecting grooves 111 are provided, and the two collecting grooves 111 are respectively located at both ends of the bipolar plate positioning groove 11, so that debris generated when the bipolar plate 100 is processed can be collected and stored from both ends of the bipolar plate 100.
Specifically, a first chute 13 is formed on the second side surface of the body 1, and the collection drawer 5 is slidably connected in the first chute 13, so that the collection drawer 5 can be drawn out from the first chute 13 to dump the debris therein, and the debris can be conveniently dumped. The communication hole 112 is provided with a plug 113, and the plug 113 can be plugged in the communication hole 112, so that when the debris does not need to flow into the collection drawer 5 (for example, when the collection drawer 5 dumps the debris), the communication hole 112 can be plugged by the plug 113.
As shown in fig. 8, the pressing assembly 4 specifically includes a pressing column 41 and a pressing block 42, the pressing column 41 is connected to the mounting hole 15, and the pressing block 42 is slidably connected to the pressing column 41 and can be pressed against the pressing plate 3. Preferably, the pressing block 42 is provided with a pressing contact head 421, and the pressing block 42 is pressed on the pressing plate 3 through the pressing contact head 421. In this embodiment, the pressing column 41 and the pressing block 42 are both made of an aluminum alloy material, and have certain rigidity and elasticity, the pressing column 41 and the pressing block 42 are matched to be self-locking (the matching method is a common technical method, and is not described herein), and under a certain range of pressure, the pressing force on the pressing plate 3 can be changed by changing the deformation of the pressing block 42. Preferably, the edges of the pressing columns 41 and the pressing blocks 42 are all chamfered and polished, so that an operator can be prevented from scratching hands when pressing the pressing plate 3, and the use safety of the clamping device of the bipolar plate is improved.
In this embodiment, the clamping device for a bipolar plate further includes a connecting assembly 6, a second sliding groove 102 is formed in the workbench 101, one end of the connecting assembly 6 is slidably connected to the second sliding groove 102, the body 1 is pressed onto the workbench 101 by the other end of the connecting assembly 6, and the connecting assembly 6 slides in the second sliding groove 102 so that the connecting assembly 6 can adapt to bodies 1 of different sizes. Preferably, the body 1 is provided with a pressing groove, and the other end of the connecting component 6 presses on a wall surface of the pressing groove to press the body 1 on the workbench 101.
As shown in fig. 9, in particular, the connecting assembly 6 includes a connecting plate 61 and a sliding block 62, the sliding block 62 is slidably connected in the second sliding slot 102, one end of the connecting plate 61 is connected to the sliding block 62 through a connecting bolt 63, and the other end of the connecting plate 61 presses against the wall surface of the pressing slot to press the body 1 against the worktable 101. In the present embodiment, the sliding block 62 is a T-shaped block, and the cross-sectional shape of the second sliding chute 102 is a T-shape, so that the sliding block 62 can slide in the second sliding chute 102 and can provide a force for the connecting plate 61 to press the body 1. Preferably, a kidney-shaped hole is formed in the connecting plate 61, and the connecting bolt 63 is inserted through the kidney-shaped hole and then connected to the slider 62, so that the positions of the connecting bolt 63 and the slider 62 relative to the connecting plate 61 can be adjusted.
In this embodiment, the clamping device for the bipolar plate further comprises an anti-deformation cover plate 2, and the anti-deformation cover plate 2 can flatly press the bipolar plate 100 into the bipolar plate positioning grooves 11, so as to prevent the bipolar plate 100 from deforming, and facilitate improvement of subsequent machining precision of the bipolar plate 100. As shown in fig. 10, it is preferable that the deformation preventing cover plate 2 is provided with a grip 21 for an operator to press the deformation preventing cover plate 2 onto the bipolar plate 100.
The embodiment also provides a use method of the clamping device for the bipolar plate, as shown in fig. 11, which includes the following steps:
s1, connecting the body 1 to a workbench 101, and aligning the body 1 by using a dial indicator.
That is, place body 1 on workstation 101 of digit control machine tool earlier, then utilize coupling assembling 6 to be fixed in body 1 on workstation 101, use the amesdial alignment body 1 again to make body 1 install in place. Then, the collection drawer 5 is mounted in the first sliding groove 13 of the body 1, the plug 113 is plugged in the communication hole 112, and the body 1 is fixedly connected to the table 101 by the connection assembly 6.
S2, the bipolar plate 100 is placed in the bipolar plate positioning groove 11, and one vertex angle of the bipolar plate 100 is attached to one vertex angle in the bipolar plate positioning groove 11.
That is, the bipolar plate 100 is horizontally placed in the bipolar plate seating grooves 11, and the bipolar plate 100 is moved such that one top corner of the bipolar plate 100 is fitted to one top corner of the bipolar plate seating grooves 11, to seat the bipolar plate 100.
And S3, covering and pressing the anti-deformation cover plate 2 on the bipolar plate 100, and continuously pressing the bipolar plate 100 for a preset time by using the anti-deformation cover plate 2.
That is, the deformation prevention cap plate 2 is pressed against the bipolar plate 100, and the operator continuously presses the deformation prevention cap plate 2 against the bipolar plate 100 for a predetermined time through the grip. Preferably, the preset time range is set to 4s to 6s, and the preset time in the present embodiment is set to 5 s.
S4, the pressing plate 3 is arranged in the pressing plate positioning groove 12, and the pressing plate 3 is pressed on the bipolar plate 100 through the pressing assembly 4.
That is, the pressing plate 3 is pressed against the bipolar plate 100 and placed in the pressing plate seating groove 12 to fix the bipolar plate 100. The pressing plate 3 is then pressed against the bipolar plate 100 by the pressing assembly 4, and the bipolar plate 100 is fixed.
S5, the anti-deformation cover plate 2 is taken down firstly, and then the bipolar plate 100 is processed.
Namely, after the deformation-preventing cover plate 2 is removed, the outer side surface of the bipolar plate 100 facing upward is processed by a numerical control machine.
S6, the bipolar plate 100 is turned over and then the bipolar plate 100 is processed.
That is, the bipolar plate 100 is turned upside down such that the outer side surface, which is originally placed downward, faces upward, and the outer side surface, which is originally placed downward, of the bipolar plate 100 is processed again through step S2, step S3, step S4, and step S5.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010758555.8A CN111890256B (en) | 2020-07-31 | 2020-07-31 | Clamping device for bipolar plate and using method thereof |
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| CN202010758555.8A CN111890256B (en) | 2020-07-31 | 2020-07-31 | Clamping device for bipolar plate and using method thereof |
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| CN111890256B true CN111890256B (en) | 2022-04-01 |
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| CN113334582A (en) * | 2021-06-08 | 2021-09-03 | 一汽解放汽车有限公司 | Graphite bipolar plate processing device and processing method |
| CN116673770A (en) * | 2023-07-28 | 2023-09-01 | 适新科技（苏州）有限公司 | Bipolar plate clamping device |
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| CN206098571U (en) * | 2016-09-14 | 2017-04-12 | 深圳市天舵科技有限公司 | Lithium cell electricity core anchor clamps |
| CN106684422A (en) * | 2015-11-10 | 2017-05-17 | 深圳市中基自动化有限公司 | Cylindrical battery pole assembly encapsidation machine |
| CN108839126A (en) * | 2018-07-06 | 2018-11-20 | 严世君 | A kind of plank efficient drilling device |
| CN109605092A (en) * | 2018-12-12 | 2019-04-12 | 成都飞机工业（集团）有限责任公司 | A kind of General hydraulic quick clamping tool |
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| JP6922704B2 (en) * | 2017-12-06 | 2021-08-18 | トヨタ自動車株式会社 | How to manufacture assembled batteries |
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| CN106684422A (en) * | 2015-11-10 | 2017-05-17 | 深圳市中基自动化有限公司 | Cylindrical battery pole assembly encapsidation machine |
| CN206098571U (en) * | 2016-09-14 | 2017-04-12 | 深圳市天舵科技有限公司 | Lithium cell electricity core anchor clamps |
| CN108839126A (en) * | 2018-07-06 | 2018-11-20 | 严世君 | A kind of plank efficient drilling device |
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