CN105182039A - Open-circuit voltage measuring and determining device of flexible-packaging lithium ion battery - Google Patents
Open-circuit voltage measuring and determining device of flexible-packaging lithium ion battery Download PDFInfo
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- CN105182039A CN105182039A CN201510527614.XA CN201510527614A CN105182039A CN 105182039 A CN105182039 A CN 105182039A CN 201510527614 A CN201510527614 A CN 201510527614A CN 105182039 A CN105182039 A CN 105182039A
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Abstract
The invention discloses an open-circuit voltage measuring and determining device of a flexible-packaging lithium ion battery. The device comprises a rack, a transplanting assembly, and a needle plate assembly, a lead screw moving assembly, an eccentric assembly, a holding mechanism, a battery OCV measurement instrument, and a control mechanism. The transplanting assembly arranged on the rack is connected with a preposed logistics line and is used for conveying a battery tray plate; the lead screw moving assembly is used for enabling the needle plate assembly to decline to an electrode tab position, the eccentric assembly is used for deviating the needle plate assembly according to different battery types; the holding mechanism is used for clamping and localizing the battery tray plate. The needle plate assembly is electrically connected with the battery OCV measurement instrument by a conductive beam. The control mechanism arranged in a PC machine outside the rack is used for controlling the transplanting assembly, the lead screw moving assembly, the needle plate assembly, the eccentric assembly, the holding mechanism, and the battery OCV measurement instrument to move. According to the invention, on the basis of butt joint of a scanner, a computer, and a logistics system, full-automatic testing is realized rapidly and effectively.
Description
Technical field
The present invention relates to a kind of soft bag lithium ionic cell open-circuit voltage sensing equipment, belong to lithium ion battery manufacturing equipment technical field.
Background technology
Universal along with the raising of scientific and technological level and new energy technology, the utilization rate of soft bag lithium ionic cell is more and more higher, in order to improve the serviceable life of lithium battery, needs the test periodically lithium battery being carried out to strictly discharge and recharge, aging, voltage and internal resistance.
At present, it is main mainly with manual measurement greatly that existing lithium battery OCV measures mode, is first taken out in pallet by battery and is fixed on special container, then carry out measuring and record with OCV measurement instrument.Such metering system is not only loaded down with trivial details, easily causes data entanglement, battery short circuit, and work efficiency is also very low; And during test, the internal resistance of human body also can affect the result of battery testing.
And relatively advanced sorting mode, although be carry out sorting by equipment, because the compatibility of equipment is poor, the specification of most of battery can not be adapted to, practicality just corresponding reduction.For the lithium battery of sheet type, it is produced and test is all positioned at pallet, and in relatively intensive pallet, the requirement of lithium battery access and test is also higher than the requirement of general block battery a lot.Due to needs manual operation, equipment also cannot be accomplished automatically to run for 24 hours.Under considering the condition repeatedly testing, reduce costs and reduce mistake, full automatic OCV sensing equipment arises at the historic moment.
Summary of the invention
In order to overcome existing soft bag lithium ionic cell OCV measure in operation in the manual measurement process existed measure that inefficiency, operation are inconvenient, dangerous, the shortcoming of poor compatibility etc., the invention provides a kind of soft bag lithium ionic cell open-circuit voltage sensing equipment with high integration, high opening, perfect function.
The technical solution used in the present invention is:
Soft bag lithium ionic cell open-circuit voltage sensing equipment, comprise frame, it is characterized in that: also comprise be arranged in frame be connected with preposition material flow line and transplanting assembly for transporting battery tray, needle plate assembly, for needle plate assembly being dropped to the screw mandrel moving parts of battery pole ear position, for the offset assembly offset needle plate module position according to different battery types, for clamping and the hold-fast body of locating batteries pallet, battery OCV measurement instrument and control gear, described needle plate assembly is electrically connected with battery OCV measurement instrument by conduction bundle, described control gear is arranged in the PC outside frame, and described control gear is for controlling described transplanting assembly, screw mandrel moving parts, needle plate assembly, offset assembly, hold-fast body, the action of battery OCV measurement instrument.
Described transplanting assembly comprises front station and stops that cylinder, main station stop cylinder, some cylinders and for providing the transplanting cylinder of power to cylinder, there is between described front station stop cylinder and main station stop cylinder the space for holding battery tray, the transport passage forming battery tray is arranged at some cylinder intervals, the front end of described transport passage is connected with preposition material flow line, and rear end is connected with motion base plate.
Described motion base plate is provided with described hold-fast body, and described hold-fast body can along transverse shifting on the described base plate that moves, in order to lock battery tray; What described hold-fast body comprised that the location being arranged on motion base plate front and back end stops cylinder part and left and right end holds cylinder part tightly; Described motion base plate being provided with the placement position of battery tray, described placement position being provided with the code reader for judging battery types in pallet.
Described screw mandrel moving parts comprises servomotor, for needle plate assembly being dropped to the elevating screw of battery pole ear position and being used for the synchronizing wheel that drives elevating screw to operate, described servomotor and synchronizing wheel are in transmission connection, and described synchronizing wheel is arranged on the top of elevating screw.
Described needle plate assembly comprises for the upper needle plate with battery pole ear close contact with for the mobile lug clamping cylinder going up needle plate, described upper needle plate comprises probe needle plate and probe block, under the effect of lug clamping cylinder, probe needle plate and probe block transverse shifting, the both positive and negative polarity of battery pole ear between probe needle plate and probe block, and respectively with probe needle plate and probe block close contact.
Described offset assembly comprises two to the eccentric cylinder for carrying out respective offsets to needle plate module position according to battery location.
Also comprise safeguard protection sensor, described safeguard protection sensor comprise smoke transducer, for detect first eat pallet put into state opposite type sensor, for the temperature sensor of pole battery tray temperature, for determining the approach switch sensor of needle plate component movement position.
The present invention can carry out position accurately for the position of battery in the battery tray of different model and store, and its position fixing process mainly adopts the account form determining null position+position deviation, positions and storage the battery location of different model.
During equipment work, transplant assembly transport battery tray and enter machine frame inside, confirm that whether battery tray approach axis is correct by opposite type sensor; Hold-fast body holds the battery tray be placed on motion base plate tightly locking, battery types in code reader barcode scanning determination pallet, and eccentric cylinder stretches out, and needle plate assembly drops to battery pole ear position; Two the probe needle plates in left and right are made to move respectively to battery tray center parallel under the effect of lug clamping cylinder, battery pole ear both positive and negative polarity is made to be positioned in the middle of probe needle plate and probe block, probe needle plate, battery pole ear, probe block is made to compress after the action of lug clamping cylinder, contact impedance is the smaller the better, and bundle conductor is connected with OCV measurement instrument and realizes OCV measurement function.
Beneficial effect of the present invention is embodied in:
1, the different correspondence of battery size is carried out by the position location of servomotor; Fast and effectively realize full automatic test, accurately being located pallet by Pneumatic assembly, docked by code reader, computing machine with logistics system, is a set of testing apparatus achieving whole-course automation.
2, system stability, reduces human intervention to greatest extent.Whole system adopts modular structural design, and both can use as the unit automatically detected, greatly improve the work efficiency of battery detecting, also can be integrated on lithium battery production line, extensibility is strong.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention.
Fig. 2 is that the present invention transplants modular construction schematic diagram.
Fig. 3 a is needle plate modular construction schematic diagram of the present invention.
Fig. 3 b is needle plate assembly stereographic map of the present invention.
Fig. 4 is screw mandrel moving parts structural representation of the present invention.
Fig. 5 is that the present invention holds modular construction schematic diagram tightly.
Embodiment
Referring to figs. 1 through Fig. 5, soft bag lithium ionic cell open-circuit voltage sensing equipment, comprise frame 1, also comprise be arranged in frame 1 be connected with preposition material flow line and transplanting assembly 2 for transporting battery tray 13, needle plate assembly 4, for needle plate assembly 4 being dropped to the screw mandrel moving parts 3 of battery pole ear position, for the offset assembly 5 offset needle plate assembly 4 position according to different battery types, for clamping and the hold-fast body 6 of locating batteries pallet, battery OCV measurement instrument and control gear, described needle plate assembly 4 is electrically connected with battery OCV measurement instrument by conduction bundle, described control gear is arranged in the PC outside frame, and described control gear is for controlling described transplanting assembly 2, screw mandrel moving parts 3, needle plate assembly 4, offset assembly 5, hold-fast body 6, the action of battery OCV measurement instrument.
Described transplanting assembly comprises front station and stops that cylinder 21, main station stop cylinder 22, some cylinders 23 and for providing the transplanting cylinder 24 of power to cylinder, there is between described front station stop cylinder 21 and main station stop cylinder 22 space for holding battery tray 13, the transport passage forming battery tray is arranged at some cylinder 23 intervals, the front end of described transport passage is connected with preposition material flow line, and rear end is connected with motion base plate 42.
Described motion base plate 42 is provided with described hold-fast body 6, and described hold-fast body 6 can along transverse shifting on the described base plate 42 that moves, in order to lock battery tray 13; What described hold-fast body 6 comprised that the location being arranged on motion base plate front and back end stops cylinder part 41 and left and right end holds cylinder part 43 tightly; Described motion base plate 42 being provided with the placement position of battery tray, described placement position being provided with the code reader 11 for judging battery types in pallet.
Described screw mandrel moving parts 3 comprises servomotor 14, for needle plate assembly 4 being dropped to the elevating screw 44 of battery pole ear position and being used for the synchronizing wheel 46 that drives elevating screw 44 to operate, described servomotor 14 is in transmission connection with synchronizing wheel 46, and described synchronizing wheel 46 is arranged on the top of elevating screw 44.
Described needle plate assembly 4 comprises for the upper needle plate 45 with battery pole ear close contact with for the mobile lug clamping cylinder 31 going up needle plate, described upper needle plate 45 comprises probe needle plate 32 and probe block 33, under lug clamping cylinder 31 acts on, probe needle plate 32 and probe block 33 transverse shifting, the both positive and negative polarity of battery pole ear between probe needle plate 32 and probe block 33, and respectively with probe needle plate 32 and probe block 33 close contact.
Described offset assembly 5 comprises two to the eccentric cylinder 12 for carrying out respective offsets to needle plate module position according to battery location.
Also comprise safeguard protection sensor, described safeguard protection sensor comprise smoke transducer 47, for detect first eat pallet put into state opposite type sensor 25, for the temperature sensor of pole battery tray temperature, for determining the approach switch sensor of needle plate component movement position.
The present invention can carry out position accurately for the position of battery in the battery tray of different model and store, and its position fixing process mainly adopts the account form determining null position+position deviation, positions and storage the battery location of different model.
As shown in Figure 1, Figure 2 and Figure 4: during equipment work, front station stops that cylinder 21 and main station cylinder 22 stretch out, and guarantees the relative position of battery tray at front station and main station; When battery tray 13 enters from material flow line, the cylinder of equipment rotates 23, battery tray is sent into and transplants in assembly; When opposite type sensor receives signal, location stops that cylinder part 41 stretches out; Transplant cylinder 24 action battery tray 13 is sent into motion base plate 42 and regains.
As shown in Figure 4, by smoke transducer 47 can be real-time judgement produce in battery there is short circuit combustion phenomena, can report to the police when smoke transducer 47 senses the smog that cells burst produces and carry out device powers down process.
As shown in Figure 1 and Figure 4, when opposite type sensor 25 receives signal and confirms that battery tray 13 correctly enters, hold-fast body 6 stretches out locates and clamps battery tray 13.Code reader 11 in frame 1 scans the bar code of battery tray side, according to the battery types of software memory storage, judges whether offset assembly 5 works.Meanwhile, needle plate assembly 4 is dropped to battery pole ear position by the down position that screw mandrel moving parts 3 stores according to software.After needle plate assembly 4 drops to and determines position, lug clamping cylinder 31 action, probe needle plate 32 and probe block 33 transverse shifting clamping lug, the testing circuit simultaneously in needle plate assembly 4 is connected with OCV measurement instrument, and energising is measured and measurement result is recorded to the PC end outside frame 1.
After OCV measures, lug clamping cylinder 31 is regained, and needle plate assembly 4 rises to origin position simultaneously, and the eccentric cylinder 12 of offset assembly 5 resets, and waits for action next time.After initial point signal confirms, according to the signal of feedback, transplanting cylinder 24 stretches out and promotes backward, battery tray 13 is pushed in rearmounted material flow line.So far a working cycle completes, and continues to enter next working cycle.
Content described in this instructions embodiment is only enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also and conceive the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (7)
1. soft bag lithium ionic cell open-circuit voltage sensing equipment, comprise frame, it is characterized in that: also comprise be arranged in frame be connected with preposition material flow line and transplanting assembly for transporting battery tray, needle plate assembly, for needle plate assembly being dropped to the screw mandrel moving parts of battery pole ear position, for the offset assembly offset needle plate module position according to different battery types, for clamping and the hold-fast body of locating batteries pallet, battery OCV measurement instrument and control gear, described needle plate assembly is electrically connected with battery OCV measurement instrument by conduction bundle, described control gear is arranged in the PC outside frame, and described control gear is for controlling described transplanting assembly, screw mandrel moving parts, needle plate assembly, offset assembly, hold-fast body, the action of battery OCV measurement instrument.
2. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 1, it is characterized in that: described transplanting assembly comprises front station and stops that cylinder, main station stop cylinder, some cylinders and for providing the transplanting cylinder of power to cylinder, there is between described front station stop cylinder and main station stop cylinder the space for holding battery tray, the transport passage forming battery tray is arranged at some cylinder intervals, the front end of described transport passage is connected with preposition material flow line, and rear end is connected with motion base plate.
3. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 2, it is characterized in that: described motion base plate is provided with described hold-fast body, described hold-fast body can along transverse shifting on the described base plate that moves, in order to lock battery tray; What described hold-fast body comprised that the location being arranged on motion base plate front and back end stops cylinder part and left and right end holds cylinder part tightly; Described motion base plate being provided with the placement position of battery tray, described placement position being provided with the code reader for judging battery types in pallet.
4. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 3, it is characterized in that: described screw mandrel moving parts comprises servomotor, for needle plate assembly being dropped to the elevating screw of battery pole ear position and being used for the synchronizing wheel that drives elevating screw to operate, described servomotor and synchronizing wheel are in transmission connection, and described synchronizing wheel is arranged on the top of elevating screw.
5. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 4, it is characterized in that: described needle plate assembly comprises for the upper needle plate with battery pole ear close contact with for the mobile lug clamping cylinder going up needle plate, described upper needle plate comprises probe needle plate and probe block, under the effect of lug clamping cylinder, probe needle plate and probe block transverse shifting, the both positive and negative polarity of battery pole ear between probe needle plate and probe block, and respectively with probe needle plate and probe block close contact.
6. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 5, is characterized in that: described offset assembly comprises two to the eccentric cylinder for carrying out respective offsets to needle plate module position according to battery location.
7. soft bag lithium ionic cell open-circuit voltage sensing equipment as claimed in claim 6; it is characterized in that: also comprise safeguard protection sensor, described safeguard protection sensor comprise smoke transducer, for detect first eat pallet put into state opposite type sensor, for the temperature sensor of pole battery tray temperature, for determining the approach switch sensor of needle plate component movement position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527614.XA CN105182039A (en) | 2015-08-25 | 2015-08-25 | Open-circuit voltage measuring and determining device of flexible-packaging lithium ion battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510527614.XA CN105182039A (en) | 2015-08-25 | 2015-08-25 | Open-circuit voltage measuring and determining device of flexible-packaging lithium ion battery |
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| CN105182039A true CN105182039A (en) | 2015-12-23 |
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| CN201510527614.XA Pending CN105182039A (en) | 2015-08-25 | 2015-08-25 | Open-circuit voltage measuring and determining device of flexible-packaging lithium ion battery |
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Cited By (9)
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| CN105866697A (en) * | 2016-05-08 | 2016-08-17 | 无锡奥特维智能装备有限公司 | Battery final inspection machine |
| CN106996731A (en) * | 2017-05-09 | 2017-08-01 | 镇江成泰自动化技术有限公司 | Battery pole ear dislocation detection means |
| CN107064821A (en) * | 2017-06-29 | 2017-08-18 | 浙江杭可科技股份有限公司 | The automatic OCV test equipments of column lithium ion battery |
| CN107422154A (en) * | 2017-06-13 | 2017-12-01 | 东莞阿李自动化股份有限公司 | IV test devices |
| CN109239407A (en) * | 2018-07-03 | 2019-01-18 | 深圳市瑞能实业股份有限公司 | battery testing needle bed |
| CN109782179A (en) * | 2018-12-26 | 2019-05-21 | 堆知(北京)科技集团有限公司 | A kind of traceable production method of battery quality |
| CN109828210A (en) * | 2019-01-16 | 2019-05-31 | 浙江杭可科技股份有限公司 | Soft Roll power battery OCV test equipment |
| CN111620096A (en) * | 2020-03-02 | 2020-09-04 | 浙江杭可科技股份有限公司 | Cylindrical lithium battery tray holding mechanism, holding device and holding method |
| CN117783911A (en) * | 2024-01-03 | 2024-03-29 | 深圳市新威尔电子有限公司 | Soft package battery OCV testing device with two side outlet lugs |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105866697A (en) * | 2016-05-08 | 2016-08-17 | 无锡奥特维智能装备有限公司 | Battery final inspection machine |
| CN106996731A (en) * | 2017-05-09 | 2017-08-01 | 镇江成泰自动化技术有限公司 | Battery pole ear dislocation detection means |
| CN107422154A (en) * | 2017-06-13 | 2017-12-01 | 东莞阿李自动化股份有限公司 | IV test devices |
| CN107422154B (en) * | 2017-06-13 | 2023-10-31 | 江苏伟正电气科技有限公司 | IV testing device |
| CN107064821A (en) * | 2017-06-29 | 2017-08-18 | 浙江杭可科技股份有限公司 | The automatic OCV test equipments of column lithium ion battery |
| CN109239407A (en) * | 2018-07-03 | 2019-01-18 | 深圳市瑞能实业股份有限公司 | battery testing needle bed |
| CN109239407B (en) * | 2018-07-03 | 2021-12-14 | 深圳市瑞能实业股份有限公司 | Battery testing needle bed |
| CN109782179A (en) * | 2018-12-26 | 2019-05-21 | 堆知(北京)科技集团有限公司 | A kind of traceable production method of battery quality |
| CN109828210A (en) * | 2019-01-16 | 2019-05-31 | 浙江杭可科技股份有限公司 | Soft Roll power battery OCV test equipment |
| CN111620096A (en) * | 2020-03-02 | 2020-09-04 | 浙江杭可科技股份有限公司 | Cylindrical lithium battery tray holding mechanism, holding device and holding method |
| CN117783911A (en) * | 2024-01-03 | 2024-03-29 | 深圳市新威尔电子有限公司 | Soft package battery OCV testing device with two side outlet lugs |
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Address after: Block south of Xiaoshan economic and Technological Development Zone Hongda Road, Xiaoshan District of Hangzhou City, Zhejiang Province, No. 157 311231 Applicant after: ZHEJIANG HANGKE TECHNOLOGIES CO., LTD. Address before: Block south of Xiaoshan economic and Technological Development Zone Hongda Road, Xiaoshan District of Hangzhou City, Zhejiang Province, No. 157 311231 Applicant before: Zhejiang Hangke Technologies Co., Ltd. |
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Application publication date: 20151223 |