CN101832844B - Fuel cell bipolar plate tightness test system - Google Patents
Fuel cell bipolar plate tightness test system Download PDFInfo
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- CN101832844B CN101832844B CN201010147807XA CN201010147807A CN101832844B CN 101832844 B CN101832844 B CN 101832844B CN 201010147807X A CN201010147807X A CN 201010147807XA CN 201010147807 A CN201010147807 A CN 201010147807A CN 101832844 B CN101832844 B CN 101832844B
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- fuel cell
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- cell bipolar
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Abstract
The invention relates to a fuel cell bipolar plate tightness test system, which consists of six parts, namely a gas supply system, a press mounting system, a test fixture, an automatic feed system, an automatic sorting system and a central control system, wherein the central control system is arranged in a control cabinet on the back of a frame; a feeding mechanism of the automatic feed system is arranged on the right side of the frame; the press mounting system and the test fixture are arranged on the left side of the table top of the frame; the automatic sorting system is arranged on the right side of the table top of the frame; and a production line is arranged in the middle of the table top of the frame; an unaccepted product collecting mechanism and an unaccepted product collecting manipulator, a qualified product collecting mechanism and a qualified product collecting manipulator, which are connected with the automatic sorting system, are arranged on the frame; and a feeding manipulator and a discharging manipulator are arranged in the press mounting system and the test fixture respectively. The test system can efficiently and accurately test the tightness of hydrogen, air and coolant flow field of each group of fuel cell bipolar plates, can automatically judge and sort qualified and unaccepted fuel cell bipolar plate parts according to tightness test results, and ensure the quality of stacked bipolar plate parts.
Description
Technical field
The present invention relates to a kind of bubble-tight system of dual polar plates of proton exchange membrane fuel cell that is used to detect, especially a kind of system that can carry out air tightness test simultaneously to the water flow field on the bipolar plates, hydrogen flow field and air flow field.
Background technology
Along with constantly improving and development of Proton Exchange Membrane Fuel Cells technology, with and successful Application on automobile, the Proton Exchange Membrane Fuel Cells engine is considered to substitute the novel clean energy resource engine of traditional combustion engine engine.General automobile-used pem fuel cell stack saves monocell by tens to hundreds of and forms; And every joint monocell mainly is made up of graphite bi-polar plate and membrane electrode, and the hermetically-sealed construction in the battery intercepts battery and is divided into three of hydrogen, cooling medium and air cavity independently separately.Can three bubble-tight quality of cavity directly influence fuel cell use safely, and has influence on its power generation performance.
Cavity in the fuel cell mainly is made up of bipolar plates, membrane electrode and hermetically-sealed construction, and the bubble-tight quality of each parts directly has influence on fuel-cell single-cell or the bubble-tight quality of pile.Therefore, be necessary very much each parts of fuel cell are carried out air tight test.Yet also there be not similar system, equipment or the method that can be used for the detection of fuel cell parts impermeability at present.
Summary of the invention
The present invention will provide a kind of fuel cell bipolar plate tightness test system; This test macro; Can carry out air tightness test to the water flow field on the bipolar plates, hydrogen flow field and air flow field simultaneously; Can judge automatically whether fuel battery double plates parts impermeability is qualified, and can sort automatically the qualified and underproof fuel battery double plates parts of testing result.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is: a kind of fuel cell bipolar plate tightness test system, form by air supply system, press mounting system, test fixture, automatic feed system, Automated Sorting System, central control system six major parts; Central control system is installed in the control box of frame back, and the frame right flank is equipped with the feeding machanism of automatic feed system, and press mounting system and test fixture are installed on the rack table left side, and Automated Sorting System is installed on the right, and the centre is provided with streamline.
Press mounting system is made up of cylinder, linear bearing, includes tool locating mechanism and the air stream outlet that supplies to detect.
Test fixture is made up of the resin plate identical with the graphite bi-polar plate size openings, and wherein up resin plate has hydrogen, sky, and the interface of water flow field connects three interfaces of air supply system respectively.
Feeding machanism is by motor, screw mandrel, and the product rest area is formed, and motor output shaft is connected with screw mandrel, and screw mandrel is connected through the delivery sheet that stacks of transmission nut below rest area.
Be provided with two barrier doors in the Automated Sorting System, preceding barrier door is used to stop underproof product, and back barrier door is used to stop qualified product.
The unacceptable product receiving mechanism and the unacceptable product rewinding mechanical arm that are connected with Automated Sorting System are installed, certified products receiving mechanism and certified products rewinding mechanical arm above the frame; Be separately installed with feeding mechanical hand and discharging mechanical arm in press mounting system and the test fixture.
Unacceptable product rewinding machinery, certified products rewinding mechanical arm, feeding mechanical hand; The discharging mechanical arm is by rod-free cylinder, cylinder up and down, and vacuum cup is formed, and is fixedly connected cylinder up and down on the cylinder body of rod-free cylinder; Be connected with below the cylinder up and down and carry the material support, carry and expect to be provided with vacuum cup below the support.
The invention has the beneficial effects as follows: the present invention can efficiently, accurately detect the impermeability of hydrogen, air and the coolant flow field of every group of fuel battery double plates; Can judge, sort the qualified and underproof fuel battery double plates parts of impermeability testing result automatically, guarantee dress heap bipolar plates parts quality.
Description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is a structural perspective of the present invention;
Fig. 3 is the air supply system schematic diagram;
Fig. 4 is the feeding machanism stereographic map;
Fig. 5 is the robot manipulator structure stereographic map.
Embodiment
Below in conjunction with specific embodiment, further set forth embodiment of the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As shown in Figure 1, fuel cell bipolar plate tightness test system of the present invention is made up of air supply system, press mounting system, test fixture, automatic feed system, Automated Sorting System, central control system six major parts.
As shown in Figure 2; Central control system is installed in the control box 1 of frame 5 back, and frame 5 right flanks are equipped with the feeding machanism 4 of automatic feed system, and frame is equipped with press mounting system and test fixture 2 on the 5 table top left sides; On the right Automated Sorting System is installed, the centre is provided with streamline 3.
One. air supply system
1. air supply system schematic diagram (Fig. 3)
Air supply system comprises reduction valve 18, air inlet solenoid valve 19, pressure transducer 20, flowmeter 21, flow field to be measured solenoid valve 22, exhaust solenoid valve 23.Wherein, reduction valve pressure relief ranges: inlet 3-20bar, outlet 0-0.5bar; Pressure transducer pressure sensing scope: 0-1.6bar; Flowmeter measures range: 0-0.02ml/min.
2. air supply system principle of work
Open air inlet solenoid valve 19 and wherein one tunnel flow field to be measured solenoid valve 22, close other solenoid valves 22, inject 0.5Bbar nitrogen for flow field to be measured, close air inlet solenoid valve 19 again, observe the tensimeter data, qualified in this flow field to be measured impermeability of 60S data invariant representation.
Two. press mounting system
Press mounting system will be made up of cylinder, linear bearing.Include tool locating mechanism and the air stream outlet that supplies to detect.Be separately installed with feeding mechanical hand 6 and discharging mechanical arm 7 in press mounting system and the test fixture 2.
Three. test fixture
By constituting with graphite bi-polar plate size openings same resin plate, wherein up resin plate has hydrogen, sky, and the interface of water flow field connects three interfaces of air supply system respectively.
Four. automatic feed system
Feeding machanism is as shown in Figure 4, mainly by motor 12, and screw mandrel, the product rest area is formed.Motor 12 output shafts are connected with screw mandrel, and screw mandrel is connected through the delivery sheet 13 that stacks of transmission nut below rest area.The product rest area can stack 100 flake products.To feeding machanism, every taking-up one flake products, the distance of moving a slice thickness on the motor 12 control products.
Five. Automated Sorting System
Streamline 3 is for transporting the product that has detected.In two barrier doors are arranged, preceding barrier door stops underproof product, back barrier door stops qualified product.
The unacceptable product receiving mechanism 8 and unacceptable product rewinding mechanical arm 10 that are connected with Automated Sorting System are installed, certified products receiving mechanism 9 and certified products rewinding mechanical arm 11 above the frame 5.
As shown in Figure 5, unacceptable product rewinding mechanical arm 10, certified products rewinding mechanical arm 11; Feeding mechanical hand 6; Discharging mechanical arm 7 is by rod-free cylinder 14, cylinder 15 up and down, and vacuum cup 17 is formed, and is fixedly connected cylinder 15 up and down on the cylinder body of rod-free cylinder 14; Be connected with below the cylinder up and down and carry material support 16, carry and expect to be provided with vacuum cup 17 below the support 16.But vacuum cup 17 pick-and-place products, rod-free cylinder 14 can direction motion shown in arrow among the figure.
Six. central control system
Central control system as shown in Figure 1 is that integration and control air supply system, press mounting system, test fixture, automatic feed system, Automated Sorting System five parts make its ability operate as normal.
Concrete workflow:
(1) distance of feeding machanism rising a slice product thickness.
(2) charging machinery is held in hand and is got product, puts into pressing testing agency, has good positioning, and withdraws from wait.
(3) laminating mechanism presses down and compresses product, ventilation, and the time is carried to the back, and last atmospheric pressure value feedback, it is qualified to be judged whether by machine
(4) the discharging mechanical arm gets into and takes out product, puts on the streamline
(5) product is driven by streamline, as defective, then meet first barrier door and stops, the manual taking-up.
(6), then meet second barrier door and stop, the manual taking-up like qualified products.
(7) circulation product-free on feeding machanism, and report to the police.
The practical implementation case:
(1) setting program give earlier hydrogen field air inlet 0.5Bbr20 after second greater than 0.49Bbr, qualified, exhaust; Again successively respectively feedwater and barnyard setting air inlet 0.5Bbr20 after second greater than 0.49Bbr, qualified, exhaust.
(2) the feeding machanism 50 graphite bipolar plates of packing into.
(3) press the button switch.
(4) product is driven by streamline, as defective, then meet first barrier door and stops, the manual taking-up.
(5), then meet second barrier door and stop, the manual taking-up like qualified products.
(6) circulation product-free on feeding machanism, and report to the police.
(7) add up 50 flake products at last, qualified 49, qualification rate 98%.
Claims (7)
1. a fuel cell bipolar plate tightness test system is made up of air supply system, press mounting system, test fixture, automatic feed system, Automated Sorting System, central control system six major parts; It is characterized in that: said central control system is installed in the control box (1) of frame (5) back; Frame (5) right flank is equipped with the feeding machanism (4) of automatic feed system; Press mounting system and test fixture (2) are installed on frame (5) the table top left side; On the right Automated Sorting System is installed, the centre is provided with streamline (3).
2. fuel cell bipolar plate tightness test system according to claim 1 is characterized in that: said press mounting system is made up of cylinder, linear bearing, includes tool locating mechanism and the air stream outlet that supplies to detect.
3. fuel cell bipolar plate tightness test system according to claim 1; It is characterized in that: said test fixture (2) is made up of the resin plate identical with the graphite bi-polar plate size openings; Wherein up resin plate has hydrogen, and the interface of air and water flow field connects three interfaces of air supply system respectively.
4. fuel cell bipolar plate tightness test system according to claim 1; It is characterized in that: said feeding machanism (4) is by motor (12); Screw mandrel; The product rest area is formed, and motor (12) output shaft is connected with screw mandrel, and screw mandrel is connected through the delivery sheet (13) that stacks of transmission nut below rest area.
5. fuel cell bipolar plate tightness test system according to claim 1 is characterized in that: be provided with two barrier doors in the said Automated Sorting System, preceding barrier door is used to stop underproof product, and back barrier door is used to stop qualified product.
6. fuel cell bipolar plate tightness test system according to claim 1; It is characterized in that: the unacceptable product receiving mechanism (8) and the unacceptable product rewinding mechanical arm (10) that are connected with Automated Sorting System are installed, certified products receiving mechanism (9) and certified products rewinding mechanical arm (11) above the said frame (5); Be separately installed with feeding mechanical hand (6) and discharging mechanical arm (7) in said press mounting system and the test fixture (2).
7. fuel cell bipolar plate tightness test system according to claim 6 is characterized in that: said unacceptable product rewinding mechanical arm (10), certified products rewinding mechanical arm (11); Feeding mechanical hand (6); Discharging mechanical arm (7) is by rod-free cylinder (14), cylinder (15) up and down, and vacuum cup (17) is formed, and is fixedly connected cylinder (15) up and down on the cylinder body of rod-free cylinder (14); Be connected with below the cylinder (15) up and down and carry material support (16), carry and expect to be provided with vacuum cup (17) below the support (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010147807XA CN101832844B (en) | 2010-04-15 | 2010-04-15 | Fuel cell bipolar plate tightness test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010147807XA CN101832844B (en) | 2010-04-15 | 2010-04-15 | Fuel cell bipolar plate tightness test system |
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| CN101832844A CN101832844A (en) | 2010-09-15 |
| CN101832844B true CN101832844B (en) | 2012-03-14 |
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| CN103234704A (en) * | 2013-03-28 | 2013-08-07 | 昆山希盟自动化科技有限公司 | Automatic air tightness test device |
| CN103335796B (en) * | 2013-07-06 | 2016-04-06 | 台州联方机电科技有限公司 | Full-automatic two logical air-tightness detection devices |
| CN103792049B (en) * | 2014-01-26 | 2016-04-13 | 新源动力股份有限公司 | A kind of fuel battery double plates water cavity air-tightness detection method |
| CN104180958B (en) * | 2014-08-27 | 2017-07-04 | 上海韦宁新能源科技发展有限公司 | A kind of fuel cell pile slip test device and method |
| CN105665298A (en) * | 2016-01-18 | 2016-06-15 | 上海比泽机电设备科技有限公司 | Full-automatic internal leakage test board for four-way valve |
| CN105716794B (en) * | 2016-05-03 | 2018-03-09 | 昆山浩硕精密机械有限公司 | Automatic detection equipment for air tightness of air release valve of turbocharger |
| CN106197880B (en) * | 2016-08-25 | 2019-02-26 | 宁波蓝鲸自动化科技有限公司 | Air tightness detection equipment |
| CN107389281A (en) * | 2017-08-30 | 2017-11-24 | 常州安智能科技有限公司 | A kind of buzzer air-tightness automatic detection selects equipment |
| CN108120568A (en) * | 2018-01-24 | 2018-06-05 | 同济大学 | A kind of fuel cell pile air-tightness care testing device |
| CN109612637A (en) * | 2019-01-10 | 2019-04-12 | 安徽明天氢能科技股份有限公司 | A kind of fuel cell pile air tightness detection equipment and its working method |
| CN109655214B (en) * | 2019-01-14 | 2024-02-09 | 安徽明天氢能科技股份有限公司 | Automatic detection device for welding tightness of bipolar plate |
| CN109781359B (en) * | 2019-03-13 | 2024-04-16 | 国家电投集团氢能科技发展有限公司 | Device and method for detecting tightness of bipolar plate of fuel cell |
| CN112033613A (en) * | 2019-06-03 | 2020-12-04 | 中国科学院宁波材料技术与工程研究所 | Air tightness detection method of solid oxide fuel cell electric core based on symmetrical double-cathode structure |
| CN111069084A (en) * | 2019-12-16 | 2020-04-28 | 苏州万贵源精密科技有限公司 | UV curing detection device |
| CN112295932A (en) * | 2020-01-13 | 2021-02-02 | 宁德时代新能源科技股份有限公司 | Battery air tightness detection system and method |
| CN111653811B (en) * | 2020-06-12 | 2023-11-17 | 湖北魔方新能源科技有限公司 | Fuel cell stack assembly equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100504331C (en) * | 2004-12-16 | 2009-06-24 | 上海神力科技有限公司 | Vacuum leak detector for fuel cell membrane electrode |
| CN200944074Y (en) * | 2006-08-21 | 2007-09-05 | 深圳市比克电池有限公司 | Device for detecting the sealing of lithium ion cell |
| JP2009252561A (en) * | 2008-04-07 | 2009-10-29 | Honda Motor Co Ltd | Testing device |
| KR100969065B1 (en) * | 2008-04-28 | 2010-07-09 | 현대자동차주식회사 | Device and method for testing airtightness of fuel cell stack |
| CN201688954U (en) * | 2010-04-15 | 2010-12-29 | 昆山弗尔赛能源有限公司 | Fuel cell bipolar plate airtightness testing system |
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Inventor after: Gu Rongxin Inventor after: Xu Lin Inventor after: Chen Jie Inventor after: Shen Jun Inventor after: Zhang Chao Inventor after: Zhang Bo Inventor after: Chen Lingyun Inventor before: Xu Lin Inventor before: Chen Jie Inventor before: Shen Jun Inventor before: Zhang Chao Inventor before: Zhang Bo Inventor before: Chen Lingyun |
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Free format text: CORRECT: INVENTOR; FROM: XU LIN CHEN JIE SHEN JUN ZHANG CHAO ZHANG BO CHEN LINGYUN TO: GU RONGXIN XU LIN CHEN JIE SHEN JUN ZHANG CHAO ZHANG BO CHEN LINGYUN |
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Address after: No. 158, Yushan City, Jiangsu Province, successful road, Kunshan Patentee after: The game of Suzhou energy science and technology Ltd. Address before: No. 158, Yushan City, Jiangsu Province, successful road, Kunshan Patentee before: KUNSHAN FUERSAI ENERGY Co.,Ltd. |
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Address after: Song Mountain Road Kunshan city Suzhou city Jiangsu province 215000 No. 66 Patentee after: SUZHOU FORESIGHT ENERGY TECHNOLOGY CO.,LTD. Address before: No. 158, Yushan City, Jiangsu Province, successful road, Kunshan Patentee before: The game of Suzhou energy science and technology Ltd. |
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Application publication date: 20100915 Assignee: New Energy Automobile Research Institute Co.,Ltd. Assignor: SUZHOU FORESIGHT ENERGY TECHNOLOGY CO.,LTD. Contract record no.: 2017320010003 Denomination of invention: Fuel cell bipolar plate tightness test system Granted publication date: 20120314 License type: Exclusive License Record date: 20170227 |
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