CN108736071A - A kind of film cutter mechanism and the up- coiler for including the film cutter mechanism - Google Patents
A kind of film cutter mechanism and the up- coiler for including the film cutter mechanism Download PDFInfo
- Publication number
- CN108736071A CN108736071A CN201710267959.5A CN201710267959A CN108736071A CN 108736071 A CN108736071 A CN 108736071A CN 201710267959 A CN201710267959 A CN 201710267959A CN 108736071 A CN108736071 A CN 108736071A
- Authority
- CN
- China
- Prior art keywords
- resistance wire
- film
- cutter mechanism
- pressure roller
- film cutter
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Replacement Of Web Rolls (AREA)
Abstract
The invention discloses a kind of film cutter mechanism and include the up- coiler of this film cutter mechanism, belong to lithium battery automation equipment field, film cutter mechanism includes a resistance wire, when the resistance wire is close to film, moment is powered, and using low-voltage short-circuiting, high current is generated at resistance wire, the resistance wire moment is set to heat up, to the film that fuses, after the film that fuses, the resistance wire is powered down.Film cutter mechanism in the present invention is safe efficient, including the up- coiler of the film cutter mechanism is compact-sized, production efficiency is high.
Description
Technical field
The present invention relates to a kind of diaphragm cutter mechanism and include the up- coiler of the film cutter mechanism, belongs to lithium battery automation
Apparatus field.
Background technology
Lithium-ion-power cell has operating voltage high（It is 3 times of nickel-cadmium cell and Ni-H cell）, it is bigger than energy（It is reachable
165WH/kg is 3 times of Ni-H cell）, small, light weight, have extended cycle life, self-discharge rate is low, memory-less effect, without dirt
Dye etc., therefore by the use of many power-equipment manufacturers.
It at present in electric core winding process, needs to cut off diaphragm, traditional is cut off with cutter, and cutter cuts diaphragm presence
Notch out-of-flatness, and cut-out power can make diaphragm fold, even can make diaphragm tears sometimes, make cutter into huge dentation later, and
Cutter is heated, with fervent method, efficiency is improved, but long to cutter heating time, waiting for a long time, work is needed before cutting
Efficiency is affected, and cutter is constantly in the condition of high temperature, and security risk is bigger, furthermore, heating can be to cutter periphery zero always
Part is affected.
It is light and soft for diaphragm, the diaphragm after cut-out be easy it is fluid, be difficult to control, this will be for rear
Continuous operation is unfavorable.
Invention content
The purpose of the present invention is being directed to the deficiencies in the prior art, it is fast to provide a kind of simple in structure, cutting speed
Cutter mechanism, this mechanism generate high current using low-voltage short-circuiting, resistance wire are made to be brought rapidly up, and fuse diaphragm, and fusing time is about
0.1s, it is very fast, it is powered off at once again after the diaphragm that fuses, resistance wire heating rate is fast, and cutting efficiency is high, and cooling rate is fast, peace
Entirely, in addition, low pressure is also a safety factor, and resistance wire is only in the energization in a flash close to diaphragm to the diaphragm that fuses so that
Resistance wire electrification time is short, high-temperature time is short, greatly improves safely.
Its technical solution is：Including a resistance wire, when the resistance wire is close to film moment be powered, it is short using low pressure
Road generates high current at resistance wire, and the resistance wire moment is made to heat up, described after the film that fuses to the film that fuses
Resistance wire is powered down.
Further, the resistance wire is fixed to resistance wire driving device, the resistance wire driving device by holder
Drive the resistance wire closer or far from the film.
Further, the film cutter mechanism further includes pressure roller, and the pressure roller presses to described before resistance wire cuts off film
Film, to adjust the position of the film.
Further, the film cutter mechanism further includes sucker, and the sucker is in the resistance wire fusing film
The film is sucked before.
Further, the sucker in a row and along the direction for being parallel to resistance wire is arranged in the upside of the resistance wire
The downside and/or.
Further, the resistance wire driving device is fixed to the side of the second support plate, and the sucker is fixed to described
The other side of second support plate, second support plate are fixedly attached through the guide post of the first support plate, and the first cylinder is fixed
To first support plate, the external part of first cylinder is fixedly connected across first support plate with the second support plate.
Further, the pressure roller is fixed to pressure roller driving device, and the pressure roller driving device in resistance wire fusing
Before the film, drive pressure roller by the membrane pressure to precalculated position.
Further, the upside and/or downside of the pressure roller are disposed with sucker, the film is sucked.
Further, the film cutter mechanism further includes slide plate, the resistance wire driving device for driving the resistance wire
And for driving the pressure roller driving device of the pressure roller to be all secured to the slide plate, the slide plate is slided by guiding mechanism to be arranged
On holder, the first cylinder is fixed on the holder, the external part of first cylinder is fixed with one end of the slide plate to be connected
It connects, to drive resistance wire driving device and pressure roller driving device while move.
In addition, also disclosing a kind of up- coiler in the present invention, the up- coiler is used for coiling lithium battery electric core, and it includes this
Film cutter mechanism disclosed in invention, to cut off diaphragm.
The beneficial effects of the invention are as follows：
1. giving resistance wire high current using low-voltage short-circuiting so that resistance wire quick heating, cutting is rapid, efficient；And low pressure is pacified
Entirely；
2. resistance wire is only powered within the short time close to diaphragm to fusing diaphragm, electrification time is short, safety, and cools down after powering off
Speed is fast, and resistance wire is in that high-temperature time is short, the effective possibility for reducing scald operating personnel；
3. being integrated with pressure roller in cutter mechanism, diaphragm is depressed into the position being inserted into suitable for rolling up needle by pressure roller before being cut so that
Cutter structure assembly itself is more multi-functional, and makes up- coiler compact overall structure；
4. being provided with sucker in cutter mechanism so that score is smooth after cutting, and under the suction of sucker, battery core ending, meeting
So that also smooth beauty is not at random at battery core ending.
Resistant heating voltage in the present invention is low, only 27 volts, safety, and by the way of low-voltage, high-current, makes electricity
Resistance silk is powered before every use, and disconnected diaphragm is scalded in transient heating, and it is short to scald the disconnected time, and in 0.1s or so, basic upper cylinder is by resistance
The moment that silk is pushed into diaphragm can retract resistance wire again, realize that boiling hot disconnected and efficiency is very high, together for laminated diaphragm
Scalded disconnected situation, the several layers of diaphragms upper and lower in boiling hot trace due to diaphragm itself thawing and moment is sticked together, it is right in this way
It will not be dissipated in next wrapup procedure in diaphragm to be wound；The mode of mesolow high current of the present invention be by using
Transformer is connected directly to resistance wire after voltage change is pressed onto 27 volts, is utilized the short circuit current by resistance wire, moment by its
Temperature rise to 300 degree even more than, in order to which diaphragm is instanteously blown.
Description of the drawings
Fig. 1 is the principle schematic of mechanism of the present invention.
Fig. 2 is the schematic front view of embodiment 1
Fig. 3 is the schematic top plan view of embodiment 1
Fig. 4 is that the right side of embodiment 1 regards schematic diagram
Fig. 5 is the schematic front view of embodiment 2
Fig. 6 is the schematic top plan view of embodiment 2
Fig. 7 is the left view schematic diagram of embodiment 2
In figure：Rack 101, line rail 102, slide plate 103, the first cylinder 104, first support plate 201, second support plate 202, second
Cylinder 203, the first guide rod 204, the first fixture 205, first support 206, resistance wire 207, the first air intake duct 208, third holder
Plate 301, the 4th supporting plate 302, third cylinder 303, the second guide rod 304, the second fixture 305, pressure roller 306, the second air intake duct
307, the first support plate 401, the second support plate 402, the first cylinder 403, the second cylinder 404, first support 405, second support
406, the first sucker 407, the second sucker 408, fixture 409, resistance wire 410.
Specific implementation mode
In the following, being described in detail to embodiments of the present invention with reference to attached drawing.
Attached drawing 2-4 is the first embodiment of the present invention, and middle coordinate is described below and is all made of：Inwards with vertical paper in Fig. 2
Direction be before.The cutter mechanism includes mainly the first support plate 401, the second support plate 402, the first cylinder 403, the second cylinder
404, first support 405, second support 406, the first sucker 407, the second sucker 408, fixture 409, resistance wire 410.
First support plate 401 is placed vertically, and the front and back side of the first support plate 401 is arranged guide post by guide sleeve level,
The right side of two guide post of front and back side is fixedly connected with the second support plate 402, in two guide sleeves/guiding of the first support plate 401
The first cylinder 403 is fixed on the inside of column, the external part of the first cylinder 403 passes through the first support plate 401 and the second support plate 402 solid
Fixed connection, when the first cylinder 403 drives the movement of the second support plate 402, is located to control the movement of the second support plate 402
Guide post/guide sleeve of side, which is given, before and after first support plate 401 is oriented to.It is fixed on the inside of two guide posts of the second support plate 402
There are the second cylinder 404, the external part of the second cylinder 404 to be fixedly connected with fixture 409 across the second support plate 402, fixture 409
Retained part is fixed with resistance wire 410.There are first support 405 and second support 406 to be fixed to respectively in the upper and lower sides of fixture 409
Second support plate 402 is both provided with row's sucker in the position for being parallel to resistance wire of two stands, respectively the first sucker 407,
Second sucker 408.
Operating process：After electric core winding, the action of the first cylinder 403 pushes the second support plate 402 and is fixed to second
The component of support plate 402 is towards diaphragm movement, and after reaching precalculated position, the action of the first cylinder 403 stops, and is located on resistance wire
Diaphragm is sucked in first, second sucker 407,408 of downside, meanwhile, the action of the second cylinder 404 pushes resistance wire to move right,
It is instantaneous to charge when resistance wire is up to diaphragm, resistance wire moment is risen into high temperature using short circuit current, is moved in resistance wire
When diaphragm, moment scalds disconnected diaphragm, is swift in motion, and is powered off at once later scalding to break, and resistance wire can cool down rapidly again.Positioned at electricity
The sucker of both sides is effectively guaranteed the fixation after the neat and diaphragm cut-out of diaphragm section above and below resistance silk（Prevent diaphragm from waving
It is unfavorable for winding）.
Fig. 5-Fig. 7 corresponding is the second embodiment of the present invention, when being wound in view of multistation in second embodiment：When working as
Preceding volume needle winding finishes, and goes to next station, when lower a roll needle enters current station and prepares to intert membrane winding, is located at current volume
The adaptation issues of diaphragm and lower a roll of needle volume needle seam between needle and lower a roll of needle.It is inserted into diaphragm progress in order to be conducive to lower a roll of needle
It winds, diaphragm is depressed into target location first with pressure roller, makes pressure roller before cutting off diaphragm provided with pressure roller in the present embodiment
Diaphragm before is consistent with the lower a roll of volume needle seam direction of needle, then rolls up needle insertion diaphragm and is intended to be wound, uses resistance at this time
Silk scalds diaphragm disconnected.Specifically（Middle coordinate is described below to be all made of：Before being with the direction of vertical paper inwards in Fig. 5）：Cutter
Mechanism includes rack 101, and two groups of line rails 102 are equipped in rack 101, and parallel installation is filled with slide plate 103, slide plate 103 thereon
Right side be connected with the extension bar of the first cylinder 104, the cylinder body of the first cylinder 104 is fixedly mounted in rack 101.Slide plate
First support plate 201, second support plate 202, third supporting plate 301 and the 4th supporting plate 302, second support are installed on 103
It is the cylinder body of the second cylinder 203 that plate 202 is fixed, and it is the cylinder body of third cylinder 303 that the 4th supporting plate 302 is fixed, first
What is connected on frame plate 201 is two first guide rods 204, and what is connected on third supporting plate 301 is two second guide rods 304, first
There are two first supports 206 for the rear and front end installation of fixture 205, pass through spiral shell between each first support 206 and the first fixture 205
Line connects, and what is filled between two first supports 206 is resistance wire 207, and what is be installed below in resistance wire 207 is the first air intake duct
208.What is pressed from both sides in second fixture 305 is pressure roller 306, and what downside filled is the second air intake duct 307.
Operating process：If the original state of Fig. 5, the first cylinder 104 are that extension bar is withdrawn, when current electric core winding is complete
At driving the diaphragm not cut off also to go to next station, lower a roll needle penetrates before diaphragm, and the first cylinder 104 stretches out, and pushes
To the left, after reaching fixed position, diaphragm is depressed into precalculated position to slide plate 103 by 303 pioneer's dynamic pressure roller 306 of third cylinder, makes diaphragm
In the state for being inserted into diaphragm convenient for lower a roll of needle, meanwhile, diaphragm is sucked in the second air intake duct 307, and lower a roll needle is inserted into diaphragm and is intended to roll up,
Second cylinder 203 quickly stretches out, and when resistance wire 207 is close to diaphragm, system controls resistance wire and is powered, and moment generates high temperature, scalds
Diaphragm is sucked in disconnected diaphragm, at the same time, the first air intake duct 208, and diaphragm scalds disconnected moment, and resistance wire power-off, the second cylinder 203 is received
It returns, the first air intake duct 208 drives diaphragm on the downside of boiling hot trace to move right, and the diaphragm between pressure roller and resistance wire is pulled around
On the upside of pressure roller, volume needle continues to wind, battery core winding, and diaphragm is straightened winding under suction pipe suction, and it is smooth to wind diaphragm, waits being inhaled
After diaphragm winding firmly, third cylinder 303 is withdrawn, and the first cylinder 104 is withdrawn.Certainly, it can also be dispensed in embodiment 2
A set of pressure roller moving system and a set of resistance wire moving system is only arranged in first cylinder, slide plate 103 etc..
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited in above-mentioned
Specific implementation mode, the above mentioned embodiment is only schematical, is not restrictive, the common skill of this field
Art personnel under the inspiration of the present invention, are not departing from present inventive concept and protective scope of the claims, can also make
Go out the specific transformation of many forms, within these are all belonged to the scope of protection of the present invention.
Claims (10)
1. a kind of film cutter mechanism, it is characterised in that：It includes a resistance wire, when the resistance wire is close to film moment led to
Electricity generates high current using low-voltage short-circuiting at resistance wire, and the resistance wire moment is made to heat up, to the film that fuses, fusing
After the film, the resistance wire is powered down.
2. film cutter mechanism according to claim 1, it is characterised in that：The resistance wire is fixed to resistance by holder
Silk driving device, the resistance wire driving device drive the resistance wire closer or far from the film.
3. film cutter mechanism according to claim 2, it is characterised in that：The film cutter mechanism further includes pressure roller, described
Pressure roller presses to the film before resistance wire cuts off film, to adjust the position of the film.
4. film cutter mechanism according to any one of claim 1 to 3, it is characterised in that：The film cutter mechanism also wraps
Include sucker, the sucker before the resistance wire fuses the film being sucked the film.
5. film cutter mechanism according to claim 4, it is characterised in that：The sucker is parallel to resistance wire by a row and edge
Direction be arranged in the upside and/or downside of the resistance wire.
6. film cutter mechanism according to claim 5, it is characterised in that：The resistance wire driving device is fixed to second
Fagging（402）Side, the sucker is fixed to second support plate（402）The other side, second support plate（402）
It is fixedly attached through the first support plate（401）Guide post, the first cylinder（403）It is fixed to first support plate（401）, institute
State the first cylinder（403）External part pass through first support plate（401）With the second support plate（402）It is fixedly connected.
7. film cutter mechanism according to claim 3, it is characterised in that：The pressure roller is fixed to pressure roller driving device, institute
Pressure roller driving device is stated before resistance wire fuses the film, to drive pressure roller by the membrane pressure to precalculated position.
8. according to the film cutter mechanism described in claim 3 or 7, it is characterised in that：The upside and/or downside of the pressure roller are disposed with
Sucker, the film is sucked.
9. film cutter mechanism according to claim 8, it is characterised in that：The film cutter mechanism further includes slide plate（103）,
Resistance wire driving device for driving the resistance wire and for driving the pressure roller driving device of the pressure roller to be all secured to institute
State slide plate（103）, the slide plate（103）It is slidably arranged on holder by guiding mechanism, the first gas is fixed on the holder
Cylinder（104）, first cylinder（104）External part and the slide plate（103）One end be fixedly connected, to drive resistance wire
Driving device and pressure roller driving device move simultaneously.
10. a kind of up- coiler, the up- coiler is used for coiling lithium battery electric core, it is characterised in that：Containing such as in the up- coiler
Film cutter mechanism described in any one of claim 1-9, to cut off diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267959.5A CN108736071A (en) | 2017-04-22 | 2017-04-22 | A kind of film cutter mechanism and the up- coiler for including the film cutter mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267959.5A CN108736071A (en) | 2017-04-22 | 2017-04-22 | A kind of film cutter mechanism and the up- coiler for including the film cutter mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108736071A true CN108736071A (en) | 2018-11-02 |
Family
ID=63933948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710267959.5A Pending CN108736071A (en) | 2017-04-22 | 2017-04-22 | A kind of film cutter mechanism and the up- coiler for including the film cutter mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108736071A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4016671B2 (en) * | 2001-05-31 | 2007-12-05 | トヨタ自動車株式会社 | Thin film cutting device |
| CN103460442A (en) * | 2011-04-07 | 2013-12-18 | 日产自动车株式会社 | Separator conveyance device and separator conveyance method |
| CN205114626U (en) * | 2015-11-11 | 2016-03-30 | 大连伊科能源科技有限公司 | Be used for PP membrane production line and deposited resistance wire hot melt cutter and winding mechanism |
| CN205132673U (en) * | 2015-11-11 | 2016-04-06 | 大连伊科能源科技有限公司 | Vacuum furnace is arranged in tension of battery separator rolling to cut off |
-
2017
- 2017-04-22 CN CN201710267959.5A patent/CN108736071A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4016671B2 (en) * | 2001-05-31 | 2007-12-05 | トヨタ自動車株式会社 | Thin film cutting device |
| CN103460442A (en) * | 2011-04-07 | 2013-12-18 | 日产自动车株式会社 | Separator conveyance device and separator conveyance method |
| CN205114626U (en) * | 2015-11-11 | 2016-03-30 | 大连伊科能源科技有限公司 | Be used for PP membrane production line and deposited resistance wire hot melt cutter and winding mechanism |
| CN205132673U (en) * | 2015-11-11 | 2016-04-06 | 大连伊科能源科技有限公司 | Vacuum furnace is arranged in tension of battery separator rolling to cut off |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181102 |