CN102969546B - Battery core is disassembled classified reclaiming method and is used the method to disassemble the device reclaiming battery core - Google Patents
Battery core is disassembled classified reclaiming method and is used the method to disassemble the device reclaiming battery core Download PDFInfo
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- CN102969546B CN102969546B CN201210430265.6A CN201210430265A CN102969546B CN 102969546 B CN102969546 B CN 102969546B CN 201210430265 A CN201210430265 A CN 201210430265A CN 102969546 B CN102969546 B CN 102969546B
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- scraper plate
- plastic diaphragms
- battery core
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- slit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
The present invention relates to battery core to disassemble classified reclaiming method and use the method to disassemble the device reclaiming battery core, pulled out from body by plastic diaphragms in battery core, the external part stretching pull-up plastic diaphragms can pass through for plastic diaphragms from the width that baffle plate is arranged and positive and negative plate be stopped and passes from the slit that plastic diaphragms peels off and pasted to be wound on core cylinder; Rotary core cylinder, makes plastic diaphragms continuous reeling on core cylinder, and the positive and negative plate that plastic diaphragms sticks is peeled off by the baffle plate block around slit.And a kind of device disassembling recovery battery core is proposed, comprise frame, frame is provided with can around the core cylinder of own axis for the plastic diaphragms that reels, frame is provided with baffle plate, and baffle plate being provided with width can pass through for plastic diaphragms and positive and negative plate be stopped and the slit peeled off from plastic diaphragms.Method of operation of the present invention is easy, and apparatus structure is simple, highly versatile, and the classification being applicable to takeup type and stacked lithium-ion-power cell is reclaimed.
Description
Technical field
The present invention relates to technical field of lithium ion, particularly relate to a kind of battery core and disassemble classified reclaiming method and use the method to disassemble the device reclaiming battery core.
Background technology
Lithium-ion-power cell is a kind of novel energy storage cell developed rapidly in recent years, and by country " 12 " in the works new forms of energy project policy promote, the application of lithium-ion-power cell will expand rapidly within nearly 5 years, application relates to pure electric automobile, hybrid electric vehicle and honourable energy storage etc., due to the restricted lifetime of lithium-ion-power cell, domestic lithium battery cycle life is the highest not as good as 3000 times, domesticly after therefore just meaning 5 years will face a large amount of old and useless battery treatment problems.Lithium-ion-power cell cannot be degraded, electrolyte stream in battery enters in soil can cause severe contamination to environment, and the battery core of lithium ion power lithium battery is rich in expensive singlet copper and aluminum metal, and both positive and negative polarity active material is respectively containing elemental lithium and graphite, core material has recovery value, and significant.
The recovery of lithium ion battery is different from common battery, the structure comparison of lithium ion battery is special, shell is nickel plating box hat or aluminum hull, inner battery core is takeup type or laminated structure, negative pole is carbon dust and copper foil current collector, just very cobalt acid lithium and aluminum foil current collector, have plastic diaphragms between positive/negative plate, electrolyte is generally LiPF
6, dissolve in EC(vinyl carbonate) and DMC(dimethyl carbonate) or DEC(diethyl carbonate) etc. in organic solvent.
At present, very few to the research of lithium-ion-power cell recovery both at home and abroad, not yet there is special mechanical device to carry out carrying out classification to it at present and reclaim.The method of present employing has Physical and chemical method, Physical is the physical characteristic according to component each in battery, as density contrast, dissolubility, thermal stability etc. are separated each component of battery, but generally also needing to carry out follow-up chemical treatment just can obtain target product.Recovery for cell phone lithium-ion batteries all adopts crushing mode, but the classification of each several part of battery cannot be reclaimed by the method, especially positive and negative pole active material and collector mix, and both positive and negative polarity active material also cannot extract by subsequent treatment respectively.Old and useless battery is through repeatedly discharge and recharge use, and the positive and negative plate of its battery core sticks on barrier film, and the situation of pole piece and barrier film adhesion appears in occasional due to internal short-circuit.
Summary of the invention
The object of this invention is to provide a kind of can to the positive and negative plate of lithium-ion-power cell and plastic diaphragms carry out classify reclaim battery core disassemble classified reclaiming method.A kind of said method that uses also is provided to disassemble the device of recovery to battery core.
For solving the problem, in the present invention battery core disassemble classified reclaiming method adopt technical scheme be:
A kind of battery core disassembles classified reclaiming method, comprises the following steps,
Step one, pulled out from body by plastic diaphragms in battery core, the external part stretching pull-up plastic diaphragms can pass through for plastic diaphragms from the width that baffle plate is arranged and positive and negative plate be stopped and passes from the slit that plastic diaphragms peels off and pasted to be wound on core cylinder;
Step 2, rotary core cylinder, make the plastic diaphragms continuous reeling that it is pasted on core cylinder, the positive and negative plate that plastic diaphragms sticks is peeled off by the baffle plate block around slit.
The technical scheme that the device implementing said method in the present invention adopts is:
A kind of battery core disassembles classification retracting device, comprise frame, described frame is provided with can around the core cylinder of own axis for the plastic diaphragms that reels, described frame is provided with baffle plate, and described baffle plate being provided with width can pass through for plastic diaphragms and positive and negative plate be stopped and the slit peeled off from plastic diaphragms.
Described baffle plate is provided with adopt determine scraper plate fixed block be fixed on baffle plate determine scraper plate and adjusting device control under can along the dynamic scraper plate moved left and right perpendicular to core cylinder axis direction, described slit is described gap of determining between scraper plate and described dynamic scraper plate, and described dynamic scraper plate moves left and right to regulate described slit width.
Two line slideways extended in left-right direction are set side by side with before and after on described baffle plate, describedly determine both sides before and after scraper plate and be fixed on baffle plate by the scraper plate fixed block of determining be connected with line slideway guiding movement respectively, before and after described dynamic scraper plate, both sides are provided with the dynamic scraper plate pushing block making its linearly guide rail movement, described dynamic scraper plate pushing block is fixed on the take-up housing of line slideway, described adjusting device comprise baffle plate is arranged be positioned at two line slideway the same sides and be parallel to the ball-screw of line slideway, respectively by leading screw, described ball-screw two ends support that collateral bearing and leading screw fixation side supporting base support and axial limiting is fixed, described leading screw is supported to be installed with between collateral bearing and described leading screw fixation side supporting base and can be moved left and right along ball-screw and the feed screw nut regulated the width of described slit, described feed screw nut deviates to be determined scraper plate side and is connected with leading screw nut support, described leading screw nut support is connected with the dynamic scraper plate pushing block closed on, described leading screw one end is also provided with and drives the handwheel of screw turns and leading screw is locked, the leading screw anti-rotation fixture preventing it from rotating.
Described feed screw nut and describedly determine to be provided with fine tuning structure between scraper plate fixed block, described fine tuning structure comprises the screw thread pair holder be fixed on baffle plate and the clamping screw be threaded with screw thread pair holder.
Be provided with adjustable for height lifting platform below described baffle plate, described lifting platform is provided with the left disposable box that can move up and down with lifting platform for collecting positive and negative plate and right disposable box in described slit the right and left.
Frame is parallel between described baffle plate and described lifting platform described core cylinder be provided with two along the vertical direction can around the upper roller bearing of own axis and lower roller bearing, the axis of two roller bearings to stagger setting at left and right directions.
Described core jacket casing is contained on air-expanding shaft.
The adjustable range of described slit width is 0 ~ 185mm.
Described slit is ± 50mm along the adjustable range of right position.
In the present invention, battery core is disassembled the beneficial effect of classified reclaiming method and is: pulled out from body by the plastic diaphragms of the battery core of removing PP diaphragm; lift plastic diaphragms external part passes slit that baffle plate is offered and is wound on core cylinder; by rotary core cylinder, plastic diaphragms is posted on core cylinder continuously; positive and negative plate block on plastic diaphragms is peeled off by the baffle plate around slit; thus realize disassembling and recovery of classifying of battery core; method of operation is simple, is easy to operation.
In the present invention, battery core is disassembled the beneficial effect of classification retracting device and is: pass by plastic diaphragms slit that baffle plate is offered and be wound on core cylinder that frame is arranged, plastic diaphragms is made constantly to be wound on core cylinder by the continuous rotation of core cylinder, make plastic diaphragms constantly by the slit on baffle plate, the positive and negative plate sticked on plastic diaphragms is peeled off by slit.The classification that the present invention can realize the plastic diaphragms of takeup type and stacked lithium-ion-power cell, positive plate and negative plate is reclaimed, and apparatus structure is simple, highly versatile.
Further, adopt a fixing slit determining to be formed between scraper plate and the dynamic scraper plate of a removable adjustment to realize the stripping of positive and negative plate, make slit width adjustable, can disassembling the battery core of the plastic diaphragms of different-thickness and positive and negative plate.
Further, for ease of the stripping of positive and negative plate and plastic diaphragms, before peeling off, be provided with twice roller bearing, utilize the circular arc periphery of roller bearing to reduce positive and negative plate to the adhesion of plastic diaphragms.
Further, be placed in lifting platform for the left disposable box and right disposable box of collecting positive and negative plate, can regulate with lifting platform upper-lower height, effectively can control positive and negative plate and to drop distance, damage when avoiding positive and negative plate to drop.
Further, core jacket casing is contained on air-expanding shaft, is convenient to the dismounting of core cylinder, increases work efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation that in the present invention, battery core disassembles classification retracting device;
Fig. 2 is the structural representation of the slit governor motion in Fig. 1 on baffle plate 6;
Fig. 3 is the principle schematic that in the present invention, battery core disassembles classified reclaiming method;
Fig. 4 is the structural representation of slit in Fig. 1.
Embodiment
In the present invention, battery core disassembles the embodiment of classification retracting device as shown in figures 1-4, is described in detail to the present embodiment below in conjunction with accompanying drawing:
Comprise the frame 1 with the workbench extended along the longitudinal direction, the air-expanding shaft 4 extended along the longitudinal direction is provided with above frame 1, core cylinder 3 is set with outside air-expanding shaft 4, center, air-expanding shaft 4 front end is provided with the core cylinder handle 5 for rotary pneumatic swelling shaft 4, workbench is provided with support cover 2, support cover 2 adopts aluminum alloy materials to make, support cover 2 upper surface is provided with slit controlling organization 6, adjustable for height lifting platform 9 is provided with in support cover below slit controlling organization, lifting platform 9 is positioned on workbench, left disposable box 82 and right disposable box 81 is provided with above lifting platform 9, left disposable box 82 and right disposable box 81 can move with lifting platform above-below direction, frame 1 between slit controlling organization 6 with lifting platform 9 is provided with the upper roller bearing 71 parallel with core cylinder and lower roller bearing 72, upper roller bearing 71 staggers in left-right direction with the axis of lower roller bearing 72.Described slit controlling organization 6 comprises baffle plate 600, baffle plate is the rectangular frame structure of hollow, baffle plate 600 is provided with and determines scraper plate 601, determine scraper plate by determine the predetermination scraper plate fixed block 6031 of the setting of both sides before and after scraper plate and determining scraper plate fixed block 6032 and be fixed on baffle plate 600 afterwards, baffle plate 600 is also provided with dynamic scraper plate 602, the front dynamic scraper plate pushing block 6081 that dynamic scraper plate 602 is arranged by both sides, front and back and rear dynamic scraper plate pushing block about 6082 are movably arranged on baffle plate 600, both sides are provided with front line slideway 6141 and rear line slideway 6142 before and after baffle plate 600, front line slideway 6141 away from rear line slideway 6142 side parallel with line slideway be provided with ball-screw 609, by leading screw, ball-screw 609 left end supports that collateral bearing 604 supports, right-hand member is supported by leading screw fixation side supporting base 610, both carry out axial limiting to ball-screw 609 at acting in conjunction, be provided with for carrying out the locked leading screw anti-rotation fixture 611 preventing it from rotating to ball-screw 609 on the right of leading screw fixation side supporting base 610, leading screw anti-rotation fixture 611 is provided with handle 612, the right of leading screw anti-rotation fixture 611 is provided with the handwheel 613 for swing roller leading screw 609, leading screw is supported the ball-screw 609 between collateral bearing 604 and leading screw fixation side supporting base 610 is installed with feed screw nut 605, feed screw nut 605 has been bolted leading screw nut support 607 away from determining scraper plate 601 side, leading screw nut support 607 is connected with front dynamic scraper plate pushing block 6081, before dynamic scraper plate pushing block 6081 adopt screw to be fixed on front line slideway 6141 take-up housing on and can linearly move left and right by guide rail, clamping screw 606 is provided with between predetermination scraper plate fixed block 6031 and front dynamic scraper plate pushing block 6081, clamping screw 606 is bolted seat and is fixed on baffle plate 600, clamping screw 606 is threaded with bolt holder.
In the present embodiment, slit is the expanding slot determining to be formed between scraper plate and dynamic scraper plate, the slit that the width offered on one block of plate is fixing can also be adopted in other embodiments, or the slit that the spring adopting two groups of prolonging directions relative promotes to be formed between two boards.
In the present invention, to disassemble the embodiment of classified reclaiming method embodiment as follows for battery core: (1) removes the PP diaphragm of battery core, and the position of the left disposable box 82 be placed on lifting platform 9 and right disposable box 81 centre, stretch pull-up be stained with the external part of the plastic diaphragms 1-1 of positive plate 1-2 and negative plate 1-3 and walk around lower roller bearing 72 and upper roller bearing 71 successively from bottom to top, then make it pass the gap of determining between scraper plate 601 and dynamic scraper plate 602 vertically upward, plastic diaphragms is pasted and is wound on core cylinder 3, (2) width and the position in gap between scraper plate and dynamic scraper plate are determined in adjustment: adjust and determine scraper plate fixed block and make the gap of determining between scraper plate and dynamic scraper plate be positioned at immediately below core cylinder, slit adjustable extent is ± 50mm, shake handwheel 613, the feed screw nut 605 of spinning on ball-screw 609 is moved to the left, be moved to the left together with front dynamic scraper plate pushing block 6081 with the leading screw nut support 607 that feed screw nut links together, front dynamic scraper plate pushing block 6081 drives dynamic scraper plate 602 to be moved to the left, scraper plate 602 and the gap of determining between scraper plate 601 are reduced until leading screw nut support 607 and clamping screw 606 hold out against, regulate clamping screw 606 and handwheel 613, observe dynamic scraper plate by shake core cylinder handle 5 and the gap width of determining between scraper plate whether suitable, until just guarantee, negative plate can not pass gap with plastic diaphragms and can not be stuck in slit, the adjustable range of slit width is 0 ~ 185mm, (3) handle 612 on rotational lead screw anti-rotation fixture 611 is by locked for ball-screw 609, slow rotating core cylinder handle 5, plastic diaphragms 1-1 is constantly drawn out gap and is wound on core cylinder 3, along with being constantly drawn out of plastic diaphragms 1-1, positive plate 1-2 and negative plate 1-3 is stripped under the effect determining scraper plate 601 and dynamic scraper plate 602, and drops respectively in left disposable box 82 and right disposable box 81.
Be torn in winding lift process for preventing plastic diaphragms, in the present embodiment, chamfering is equipped with to the edge determining scraper plate and dynamic scraper plate upper surface and lower surface and the chamfering at top surface edge place is greater than the chamfering at lower surface edge place, the two sides that dynamic scraper plate is relative with determining scraper plate is inclined-plane, and having angle deg between two inclined-planes is 90 ° ~ 120 °.
Claims (8)
1. battery core disassembles a classified reclaiming method, it is characterized in that: comprise the following steps,
Step one, plastic diaphragms in battery core is pulled out from body, the external part stretching pull-up plastic diaphragms walks around lower roller bearing and upper roller bearing successively from bottom to top, can be passed through by external part and positive and negative plate is stopped and passes from the slit that plastic diaphragms peels off and pasted by plastic diaphragms to be wound on core cylinder from the width that baffle plate is arranged for plastic diaphragms;
Step 2, rotary core cylinder, make the plastic diaphragms continuous reeling that it is pasted on core cylinder, the positive and negative plate that plastic diaphragms sticks is peeled off by the baffle plate block around slit, and drops respectively in left disposable box and right disposable box.
2. a battery core disassembles classification retracting device, it is characterized in that: comprise frame, described frame is provided with can around the core cylinder of own axis for the plastic diaphragms that reels, described frame is provided with baffle plate, and described baffle plate being provided with width can pass through for plastic diaphragms and positive and negative plate be stopped and the slit peeled off from plastic diaphragms; Be provided with adjustable for height lifting platform below described baffle plate, described lifting platform is provided with the left disposable box that can move up and down with lifting platform for collecting positive and negative plate and right disposable box in described slit the right and left; Frame is parallel between described baffle plate and described lifting platform described core cylinder be provided with two along the vertical direction can around the upper roller bearing of own axis and lower roller bearing, the axis of two roller bearings to stagger setting at left and right directions.
3. battery core according to claim 2 disassembles classification retracting device, it is characterized in that: described baffle plate is provided with adopt determine scraper plate fixed block be fixed on baffle plate determine scraper plate and adjusting device control under can along the dynamic scraper plate moved left and right perpendicular to core cylinder axis direction, described slit is described gap of determining between scraper plate and described dynamic scraper plate, and described dynamic scraper plate moves left and right to regulate described slit width.
4. battery core according to claim 3 disassembles classification retracting device, it is characterized in that: before and after on described baffle plate, be set side by side with two line slideways extended in left-right direction, describedly determine both sides before and after scraper plate and be fixed on baffle plate by the scraper plate fixed block of determining be connected with line slideway guiding movement respectively, before and after described dynamic scraper plate, both sides are provided with the dynamic scraper plate pushing block making its linearly guide rail movement, described dynamic scraper plate pushing block is fixed on the take-up housing of line slideway, described adjusting device comprise baffle plate is arranged be positioned at two line slideway the same sides and be parallel to the ball-screw of line slideway, respectively by leading screw, described ball-screw two ends support that collateral bearing and leading screw fixation side supporting base support and axial limiting is fixed, described leading screw is supported to be installed with between collateral bearing and described leading screw fixation side supporting base and can be moved left and right along ball-screw and the feed screw nut regulated the width of described slit, described feed screw nut deviates to be determined scraper plate side and is connected with leading screw nut support, described leading screw nut support is connected with the dynamic scraper plate pushing block closed on, described leading screw one end is also provided with and drives the handwheel of screw turns and leading screw is locked, the leading screw anti-rotation fixture preventing it from rotating.
5. battery core according to claim 4 disassembles classification retracting device, it is characterized in that: described feed screw nut and describedly determine to be provided with fine tuning structure between scraper plate fixed block, described fine tuning structure comprises the screw thread pair holder be fixed on baffle plate and the clamping screw be threaded with screw thread pair holder.
6. battery core according to claim 2 disassembles classification retracting device, it is characterized in that: described core jacket casing is contained on air-expanding shaft.
7. battery core according to claim 2 disassembles classification retracting device, it is characterized in that: the adjustable range of described slit width is 0 ~ 185mm.
8. battery core according to claim 2 disassembles classification retracting device, it is characterized in that: described slit is ± 50mm along the adjustable range of right position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430265.6A CN102969546B (en) | 2012-11-01 | 2012-11-01 | Battery core is disassembled classified reclaiming method and is used the method to disassemble the device reclaiming battery core |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430265.6A CN102969546B (en) | 2012-11-01 | 2012-11-01 | Battery core is disassembled classified reclaiming method and is used the method to disassemble the device reclaiming battery core |
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| CN102969546A CN102969546A (en) | 2013-03-13 |
| CN102969546B true CN102969546B (en) | 2016-01-06 |
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| CN104157923B (en) * | 2013-12-16 | 2016-07-06 | 中航锂电（洛阳）有限公司 | Waste and old lithium ion battery reclaims and uses pole removal device |
| CN105470601B (en) * | 2015-03-27 | 2018-01-19 | 万向一二三股份公司 | A kind of device for being separated battery diaphragm with positive/negative plate |
| CN105591172B (en) * | 2016-03-10 | 2018-05-29 | 中航锂电（洛阳）有限公司 | A kind of repair method of stacked short-circuit battery core |
| CN105904179B (en) * | 2016-06-08 | 2018-11-30 | 淮北市硕华机械设备有限公司 | Bipyramid battery disassembling machine |
| CN107994285A (en) * | 2017-12-06 | 2018-05-04 | 上海国际汽车城（集团）有限公司 | A kind of retired battery of electric automobile disassembles being assembled into one production system automatically |
| CN110970680A (en) * | 2018-09-28 | 2020-04-07 | 有量科技股份有限公司 | Method for disassembling battery core |
| CN111370796B (en) * | 2018-12-25 | 2021-07-30 | 有研资源环境技术研究院(北京)有限公司 | Device and method for disassembling waste laminated power battery and separating positive and negative pole pieces |
| CN110400989B (en) * | 2019-06-19 | 2021-03-12 | 多氟多新能源科技有限公司 | Laminated battery cell disassembling equipment and disassembling method |
| CN110364779B (en) * | 2019-08-02 | 2024-05-28 | 苏州诠泰智能装备有限公司 | Automatic disassembly sorting machine for anode and cathode electrodes and diaphragms of lithium battery |
| CN111092274B (en) * | 2020-01-07 | 2020-12-08 | 五莲县计量检测服务中心 | High-safety lithium battery integral material separation equipment |
| CN112563602A (en) * | 2020-12-08 | 2021-03-26 | 合肥国轩电池材料有限公司 | Classified recovery device and classified recovery method for power lithium battery |
| CN113199538B (en) * | 2021-04-27 | 2022-08-09 | 南京海博机械有限公司 | Automatic recovery plant that peels off of laminate polymer battery chip |
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Address after: 471003 Henan city of Luoyang province high tech Development Zone Binhe Road No. 66 Applicant after: China Aviation Lithium Battery Co., Ltd. Address before: 471003 Henan high tech Zone in Luoyang City, Spring City Road No. 16 Applicant before: China Aviation Lithium Battery Co., Ltd. |
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