CN109031018A - A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler - Google Patents
A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler Download PDFInfo
- Publication number
- CN109031018A CN109031018A CN201810728381.3A CN201810728381A CN109031018A CN 109031018 A CN109031018 A CN 109031018A CN 201810728381 A CN201810728381 A CN 201810728381A CN 109031018 A CN109031018 A CN 109031018A
- Authority
- CN
- China
- Prior art keywords
- hot pressing
- heating platen
- pallet
- temperature
- coiler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
Abstract
The present invention provides a kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler, including for placing the pallet to hot pressing object, the jacking cylinder in the pallet lower part, the heating platen for matching with tray outline and providing hot pressing temperature, the lower air cylinder that driving heating platen is moved up and down relative to pallet, the temperature controller and temperature detector controlled for the temperature to heating platen；Further include under the driving of lower air cylinder, with heating platen synchronize the resistance bolck that moves down, which is also connected with the spring lever for playing buffering effect；Insertion is provided with several heat-generating pipes in heating platen, in actual use, lower air cylinder driving heating platen moves down, and reaches pallet position and carry out actual heat treatment, and there is the effect of softening pole piece in when hot pressing, the curvature effect that pole piece generates when reducing winding, battery core is even closer after the completion of hot pressing, compared with traditional cold pressing mode, has better treatment effect, and the design is reasonable in design, reliability is high.
Description
[technical field]
The present invention relates to quadrate lithium battery up- coiler equipment technical fields, more particularly to a kind of reasonable in design, hot pressing
Short-circuiting means is surveyed in the high hot pressing applied to quadrate lithium battery up- coiler of battery core tightness after the completion.
[background technique]
Lithium battery winder is the important component in lithium battery production equipment, it has very the quality of battery and service life
Big influence, the design of lithium battery winder is to influence a key factor of battery production quality, in up- coiler, for side
It is more crucial component that short-circuiting means is surveyed in the hot pressing of shape lithium battery film-making winding integrated machine, however, traditional compression mode is adopted
With cold pressing mode, after the completion of cold pressing, rebound phenomenon is serious, and battery core is loose, is based on this, and such structure design is difficult to meet gradually
Actual production and testing requirement cannot achieve high efficiency, high-performance test.
In order to effectively reduce the loose phenomenon of battery core, cold pressing rebound is reduced to the greatest extent, those skilled in the art has carried out greatly
The research and development and experiment of amount start in terms of the structure composition and principle that short-circuiting means is surveyed in hot pressing and improve and improve, and take
Obtained preferable achievement.
[summary of the invention]
To overcome the problems of prior art, the present invention provides a kind of reasonable in design, battery core after the completion of hot pressing
Short-circuiting means is surveyed in the high hot pressing applied to quadrate lithium battery up- coiler of tightness.
The scheme that the present invention solves technical problem is to provide a kind of hot pressing survey short circuit applied to quadrate lithium battery up- coiler
Device, including for placing the pallet to hot pressing object, being matched in the jacking cylinder of pallet lower part described in this, with tray outline
And provide the heating platen of hot pressing temperature, the lower air cylinder that driving heating platen is moved up and down relative to pallet, for heating platen
The temperature detector of temperature controller and Real-time Feedback hot pressing temperature that temperature is controlled；It further include the drive in lower air cylinder
Under dynamic, with heating platen synchronize the resistance bolck that moves down, which is also connected with the spring for playing buffering effect
Bar；Insertion is provided with several heat-generating pipes in the heating platen.
Preferably, the heat-conducting plate for playing the role of heat transfer is provided between the heating platen and lower air cylinder.
Preferably, the lower air cylinder top is provided with the peace for installing the temperature controller, temperature detector
Loading board；The temperature detector is connected with several thermocouples.
Preferably, the jacking cylinder lower part is provided with the fixed pedestal for fixing the jacking cylinder.
Preferably, the tray upper surface offers several vacuum absorption holes；And vacuum suction is connected on the outside of pallet
Pipe；Height adjustment mechanism is additionally provided between the jacking cylinder and fixed pedestal.
Preferably, the lower hot pressing board for being heated to object bottom is additionally provided on the inside of the pallet；And
Pressure sensor is installed in the heating platen；It is provided on mounting plate aobvious for the touch of displays temperature, pressure related information
Display screen.
Preferably, the through-hole for penetrating heat-generating pipe is offered at left and right sides of the heating platen；Each through-hole spaced set.
Preferably, fool proof protective cover is provided on the outside of the heating platen, lower air cylinder and pallet.
Compared with prior art, a kind of hot pressing applied to quadrate lithium battery up- coiler of the present invention is surveyed short-circuiting means and is passed through together
When setting for places the pallet 12 to hot pressing object, in the jacking cylinder 11 of 12 lower part of pallet described in this, and pallet 12 outside
Shape match and provide the heating platen 13 of hot pressing temperature, driving heating platen 13 moved up and down relative to pallet 12 lower air cylinder 15,
The temperature detector 16 of the temperature controller 17 and Real-time Feedback hot pressing temperature that are controlled for the temperature to heating platen 13,
In actual use, lower air cylinder 15 drives heating platen 13 to move down, and reaches 12 position of pallet and carry out actual heat treatment,
There is the effect of softening pole piece when hot pressing, the curvature effect that pole piece generates when reducing winding, battery core is even closer after the completion of hot pressing, with
Traditional cold pressing mode is compared, and has better treatment effect, and the design is reasonable in design, and reliability is high.
[Detailed description of the invention]
Fig. 1 is that a kind of stereoscopic-state structure that short-circuiting means is surveyed in the hot pressing applied to quadrate lithium battery up- coiler of the present invention is shown
It is intended to.
[specific embodiment]
To make the purpose of the present invention, technical solution and advantage are more clearly understood, with reference to the accompanying drawings and embodiments, to this
Invention is further elaborated.It should be appreciated that specific embodiment described herein is used only for explaining the present invention, not
For limiting the invention.
Referring to Fig. 1, it includes for putting that short-circuiting means 1 is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler of the present invention
Set the pallet 12 to hot pressing object, in the jacking cylinder 11 of 12 lower part of pallet described in this, with 12 form fit of pallet and provide
The heating platen 13 of hot pressing temperature, is used for heating platen the lower air cylinder 15 for driving heating platen 13 to move up and down relative to pallet 12
The temperature detector 16 of temperature controller 17 and Real-time Feedback hot pressing temperature that 13 temperature is controlled；It further include pushing
Under the driving of cylinder 15, with heating platen 13 synchronize the resistance bolck 18 that moves down, which, which is also connected with, is used for
To the spring lever 181 of buffering effect；Insertion is provided with several heat-generating pipes 131 in the heating platen 13.
By setting simultaneously for placing the pallet 12 to hot pressing object, the jacking cylinder in 12 lower part of pallet described in this
11, with 12 form fit of pallet and provide hot pressing temperature heating platen 13, driving heating platen 13 moved up and down relative to pallet 12
Lower air cylinder 15, the temperature controller 17 that is controlled for the temperature to heating platen 13 and Real-time Feedback hot pressing temperature
Temperature detector 16, during actual use, lower air cylinder 15 drives heating platen 13 to move down, and reaches 12 position of pallet and carry out in fact
, there are the effect of softening pole piece in the heat treatment on border, when hot pressing, the curvature effect that pole piece generates when reducing winding, electricity after the completion of hot pressing
Core is even closer, compared with traditional cold pressing mode, has better treatment effect, and the design is reasonable in design, reliably
Degree is high.
Preferably, the heat-conducting plate for playing the role of heat transfer is provided between the heating platen 13 and lower air cylinder 15
14.Reasonable in design, effect is good.
Preferably, 15 top of lower air cylinder is provided with for installing the temperature controller 17, temperature detector
16 mounting plate；The temperature detector 16 is connected with several thermocouples 171.
Preferably, 11 lower part of jacking cylinder is provided with the fixed pedestal for fixing the jacking cylinder 11.
Preferably, 12 upper surface of pallet offers several vacuum absorption holes；And it is connected on the outside of pallet 12 true
Suction pipe；Height adjustment mechanism is additionally provided between the jacking cylinder 11 and fixed pedestal.Flexibility ratio is high.
Preferably, the lower hot pressing board for being heated to object bottom is additionally provided on the inside of the pallet 12；And
Pressure sensor is installed in the heating platen 13；The touching for displays temperature, pressure related information is provided on mounting plate
Touch display screen.
Preferably, the through-hole for penetrating heat-generating pipe 131 is offered at left and right sides of the heating platen 13；Each through-hole is equidistant
Setting.
Preferably, fool proof protective cover is provided on the outside of the heating platen 13, lower air cylinder 15 and pallet 12.
Hi-pot tests test voltage DC200V, insulation impedance >=20M Ω, and voltage range DC0-500V/50V gear is surveyed
Examination time 3.0S/1.0-5.0S is adjustable, and discharge time, 1.0S/0.5-5.0S was adjustable, the single-station pressing plate face pressure of naked battery core hot pressing
Power 2.0-7.0MPa/ plane each point pressure controling precision ± 0.05MPa, hot pressing time 30.0 ± 2.0s/ precision 0.1s/ can be set
Range 1-999S, 80.0-130.0 DEG C of adjustable/precision ± 3.0 DEG C of 13 surface temperature of heating platen, upper lower hot pressing board actual temperature, heat
Pressure pressure etc. shows that heating platen temperature rising-time: 13 surface temperature of heating platen is raised to 130 DEG C by room temperature (25 DEG C) on the touchscreen
Time≤20Min.
Compared with prior art, a kind of hot pressing applied to quadrate lithium battery up- coiler of the present invention is surveyed short-circuiting means 1 and is passed through
Setting simultaneously is used to place the pallet 12 to hot pressing object, in the jacking cylinder 11 of 12 lower part of pallet described in this and pallet 12
Form fit simultaneously provides the heating platen 13 of hot pressing temperature, the lower air cylinder that driving heating platen 13 is moved up and down relative to pallet 12
15, for the temperature controller 17 controlled of the temperature to heating platen 13 and the temperature detector of Real-time Feedback hot pressing temperature
16, during actual use, lower air cylinder 15 drives heating platen 13 to move down, and reaches 12 position of pallet and carry out at actual heating
, there are the effect of softening pole piece in reason, when hot pressing, and the curvature effect that pole piece generates when reducing winding, battery core is more stepped up after the completion of hot pressing
It is close, compared with traditional cold pressing mode, there is better treatment effect, and the design is reasonable in design, reliability is high.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within made modifications, equivalent substitutions and improvements etc., should be included in claim protection model of the invention
Within enclosing.
Claims (8)
1. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler, it is characterised in that: including for placing to heat
Press object pallet, in the jacking cylinder of pallet lower part described in this, matched with tray outline and the hot pressing of hot pressing temperature be provided
Plate, the lower air cylinder that driving heating platen is moved up and down relative to pallet, the temperature control controlled for the temperature to heating platen
The temperature detector of device and Real-time Feedback hot pressing temperature processed；Further include under the driving of lower air cylinder, it is synchronous with heating platen under
The resistance bolck of shifting, the resistance bolck top are also connected with the spring lever for playing buffering effect；It is embedded in the heating platen
It is provided with several heat-generating pipes.
2. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as described in claim 1, it is characterised in that:
The heat-conducting plate for playing the role of heat transfer is provided between the heating platen and lower air cylinder.
3. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as described in claim 1, it is characterised in that:
The lower air cylinder top is provided with the mounting plate for installing the temperature controller, temperature detector；The temperature detection
Device is connected with several thermocouples.
4. a kind of hot pressing applied to quadrate lithium battery up- coiler as described in any one of claims 1 to 3 claim
Survey short-circuiting means, it is characterised in that: the jacking cylinder lower part is provided with the fixed pedestal for fixing the jacking cylinder.
5. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as claimed in claim 4, it is characterised in that:
The tray upper surface offers several vacuum absorption holes；And vaccum suction pipe is connected on the outside of pallet；The jacking cylinder
Height adjustment mechanism is additionally provided between fixed pedestal.
6. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as claimed in claim 3, it is characterised in that:
The lower hot pressing board for being heated to object bottom is additionally provided on the inside of the pallet；And it is installed in the heating platen
There is pressure sensor；The touch display screen for displays temperature, pressure related information is provided on mounting plate.
7. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as described in claim 1, it is characterised in that:
The through-hole for penetrating heat-generating pipe is offered at left and right sides of the heating platen；Each through-hole spaced set.
8. short-circuiting means is surveyed in a kind of hot pressing applied to quadrate lithium battery up- coiler as described in claim 1, it is characterised in that:
Fool proof protective cover is provided on the outside of the heating platen, lower air cylinder and pallet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728381.3A CN109031018A (en) | 2018-07-05 | 2018-07-05 | A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810728381.3A CN109031018A (en) | 2018-07-05 | 2018-07-05 | A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109031018A true CN109031018A (en) | 2018-12-18 |
Family
ID=65521746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810728381.3A Pending CN109031018A (en) | 2018-07-05 | 2018-07-05 | A kind of hot pressing survey short-circuiting means applied to quadrate lithium battery up- coiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109031018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276731A (en) * | 2020-03-31 | 2020-06-12 | 湖北亿纬动力有限公司 | Hot-pressing temperature compensation method, battery cell and battery module |
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| CN101071883A (en) * | 2006-05-11 | 2007-11-14 | 比亚迪股份有限公司 | Cell core winding method and cell core winding machine using same |
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| CN204045679U (en) * | 2014-04-29 | 2014-12-24 | 深圳市赢合科技股份有限公司 | Cold pressing mechanism and the short-circuit detecting mechanism of coiling apparatus for battery |
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| CN207124247U (en) * | 2017-07-17 | 2018-03-20 | 深圳市卓誉自动化科技有限公司 | The hot pressing module of electrokinetic cell hot pressing module |
| CN207318623U (en) * | 2017-11-07 | 2018-05-04 | 吉安力莱新能源科技有限公司 | A kind of cold-hot pressure of polymer lithium battery core surveys short-circuiting means |
| CN209167447U (en) * | 2018-07-05 | 2019-07-26 | 深圳市德宇智能装备有限公司 | Short-circuiting means is surveyed in hot pressing applied to quadrate lithium battery up- coiler |
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Patent Citations (11)
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|---|---|---|---|---|
| CN101071883A (en) * | 2006-05-11 | 2007-11-14 | 比亚迪股份有限公司 | Cell core winding method and cell core winding machine using same |
| CN201812888U (en) * | 2010-09-10 | 2011-04-27 | 深圳市山伊克斯电池有限公司 | Exhaust type hot press |
| CN102931430A (en) * | 2012-11-09 | 2013-02-13 | 深圳市赢合科技股份有限公司 | Full-automatic battery cell winding device |
| CN202930485U (en) * | 2012-11-09 | 2013-05-08 | 深圳市赢合科技股份有限公司 | Full-automatic battery cell winding device with short circuit detection function |
| CN204045679U (en) * | 2014-04-29 | 2014-12-24 | 深圳市赢合科技股份有限公司 | Cold pressing mechanism and the short-circuit detecting mechanism of coiling apparatus for battery |
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| CN207124247U (en) * | 2017-07-17 | 2018-03-20 | 深圳市卓誉自动化科技有限公司 | The hot pressing module of electrokinetic cell hot pressing module |
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| CN209167447U (en) * | 2018-07-05 | 2019-07-26 | 深圳市德宇智能装备有限公司 | Short-circuiting means is surveyed in hot pressing applied to quadrate lithium battery up- coiler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111276731A (en) * | 2020-03-31 | 2020-06-12 | 湖北亿纬动力有限公司 | Hot-pressing temperature compensation method, battery cell and battery module |
| CN111276731B (en) * | 2020-03-31 | 2023-03-03 | 湖北亿纬动力有限公司 | Hot-pressing temperature compensation method, battery cell and battery module |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20211027 Address after: 450000 No. 46, 4th floor, building 6, 338 Lianhua street, high tech Industrial Development Zone, Zhengzhou, Henan Province Applicant after: Henan Jizhu Information Technology Co.,Ltd. Address before: 518000 floor 1, building B, No. 41 Guiping Road, he'ao community, Henggang street, Longgang District, Shenzhen, Guangdong Applicant before: SHENZHEN DEYU INTELLIGENT EQUIPMENT CO.,LTD. |
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Application publication date: 20181218 |