CN204818448U - Continuous cutting device of laser with dust removal function - Google Patents
Continuous cutting device of laser with dust removal function Download PDFInfo
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- CN204818448U CN204818448U CN201520450309.0U CN201520450309U CN204818448U CN 204818448 U CN204818448 U CN 204818448U CN 201520450309 U CN201520450309 U CN 201520450309U CN 204818448 U CN204818448 U CN 204818448U
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- rollers
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- stationary roll
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Abstract
The utility model belongs to the technical field of laser cutting, concretely relates to continuous cutting device of laser with dust removal function, construct including dust removal mechanism and laser cutting machine, laser cutting machine constructs including laser head and base subassembly, the base subassembly includes axis, live -rollers and fixed roll, the live -rollers is the same with the fixed roll radius, the fixed roll passes through the axis with the live -rollers hookup, the fixed roll is relative the axis is fixed, the live -rollers can be relative the axis rotates. When cutting the pole piece, mechanical transmission provided when the pole piece leaned on the pay -off tension and live -rollers are hugged closely, and the regional laminating of utmost point ear reservation that the cutting was offered up a sacrifice to the pole piece is in on the fixed roll. The linear velocity of live -rollers is the same with the feed speed of pole piece, makes not have sliding friction between pole piece and the live -rollers, avoids leading to the fact the damage because of sliding friction to the pole piece between pole piece and the live -rollers.
Description
Technical field
The utility model belongs to laser cutting technique field, is specifically related to a kind of laser continuous cutter with dedusting function.
Background technology
In recent years, the application of lithium ion battery is more and more extensive, and increasing market demand, facilitates the development that lithium ion battery is manufactured, and wherein, in battery production technology, its lug obtains by welding or laser cutting pole piece.Comparing laser cutting pole piece, easily there is rosin joint in the mode of soldering polar ear, stability and reliability relatively low.And dust in the process of laser cutting pole piece, can be produced, if these dust are attached to the operation of pole piece coiled material bringing into below, even be involved in inside battery, just be easy to the barrier film pierced through in battery core, cause battery micro-short circuit, even cause the potential safety hazards such as battery explosion, therefore, the link of dedusting should be had in the process of laser cutting pole piece simultaneously.
Application number is the patent application of 201210098474.5, disclose a kind of laser cutting dust arrester, this patent of invention is arranged with protective cover between laser head and cutting backing plate, this protective cover is communicated with dust absorption fan by the first sweep-up pipe, utilize the negative pressure that dust absorption fan provides, dust in the space allowing the first sweep-up pipe be enclosed by protective cover is extracted out, thus siphons away the dust of pole piece upper surface; And cut on backing plate and be also provided with inlet channel and bleed-off passage, by sending into and extract out ion wind, to remove the electrostatic of pole piece, and the below of cutting backing plate is provided with dust-absorbing box, produces the dust on pole piece lower surface during for adsorbing laser cutting pole piece.
But, the place that this patent of invention has the following disadvantages:
The first, because cooked mode is friction feeding, pole piece absorption cutting pad surfaces can be caused the friction of pole piece active material, damage be caused to pole piece, produces cut, affect battery performance, time serious, even can affect battery use safety.
The second, backing plate is contaminated very soon, needs frequent replacing and cleaning, wastes time and energy.
3rd, because whether pole piece tightens the effect of main dependence tension force, pole piece vibration is also come from tension fluctuation, in the process of pole piece friction feeding, relative movement is produced between pole piece and cutting backing plate, unsettled between pole piece and cutting backing plate in moving process, to the space of pole piece one vibration, make the generation vibration out of focus of pole piece, affect laser cutting effect.
Utility model content
The purpose of this utility model is: for the deficiencies in the prior art, a kind of laser continuous cutter with dedusting function is provided, when this device connects cutting processing to pole piece, feeding process can not cause damage to pole piece, prevent pole piece from producing cut, avoid pole piece to pollute device, and vibration out of focus can not be produced in cutting process, ensure laser cutting effect.
To achieve these goals, the utility model adopts following technical scheme:
A kind of laser continuous cutter with dedusting function, comprise dedusting mechanism and laser cutting mechanism, described laser cutting mechanism comprises laser head and base assembly, described base assembly comprises axis, live-rollers and stationary roll, described live-rollers is identical with stationary roll radius, described stationary roll is connected with described live-rollers by described axis, and the relatively described axis of described stationary roll is fixed, and described live-rollers can relatively described central axis.When cutting pole piece, pole piece is close to by the tension force that provides of machine driving and live-rollers during feeding, and pole piece is fitted on described stationary roll for the lug reserved area of cutting.The linear velocity of live-rollers is identical with the feeding speed of pole piece, makes to there is not sliding friction between pole piece and live-rollers.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, described stationary roll is provided with the hole area of pore composition, described stationary roll inside is cavity, described pore is communicated with the cavity of described stationary roll, described dedusting mechanism comprises negative tube, and described negative tube is communicated with the cavity of described stationary roll.Negative tube provides negative pressure to the cavity of described stationary roll inside, and can produce dust at the lower surface of pole piece when laser cutting pole piece, the pore be communicated with described stationary roll inner hollow chamber utilizes negative pressure to be siphoned away by the dust of pole piece lower surface.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, described stationary roll is also provided with the groove corresponding with the cutting path of described laser head, described groove is arranged within the scope of described hole area, and is communicated with the cavity of described stationary roll.The setting of described groove, for dodging the laser beam of laser head, prevents laser cutting from damaging described stationary roll by mistake.Because dust produces when cutting, described groove is communicated with the cavity of described stationary roll, and described groove is arranged in the scope of described hole area, make while laser cutting lug, described groove and described pore can utilize negative pressure effectively generation to be siphoned away at the dust of pole piece lower surface.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, the sweep-up pipe that described dedusting mechanism also comprises dust cover and is communicated with described dust cover, the unsettled top being around in described groove of described dust cover.Described dust cover is on the one hand for preventing the dust four produced during laser cutting lug from faling apart, and dust cover is communicated with described sweep-up pipe on the other hand, the dust produced at pole piece upper surface during for siphoning away laser cutting lug.Described dust cover is unsettled above groove, and making has certain space between described dust cover and described stationary roll, avoids the tape transport feeding of dust cover to pole piece to cause stop.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, described dedusting mechanism also comprises air knife, and the blowing mouth of described air knife is aimed in described dust cover, and the wind energy that described air knife blows out enough covers the cutting path of described laser head.Make the dust produced at pole piece upper surface in the process of laser cutting lug be blown in dust cover, improve the dust removing effects that this has the laser continuous cutter of dedusting function.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, the bottom of described dust cover and the distance of described groove are that 1mm ~ 10mm is adjustable.Thus the unsettled height of described dust cover can be adjusted according to the thickness of pole piece, ensure that the dust-proof and pick-up performance of described dust cover, improve this applicability with the laser continuous cutter of dedusting function and flexibility.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, the blowing mouth of described air knife is strip blowing mouth.Strip blowing mouth contributes to the cutting path that wind energy that described air knife blows out enough covers described laser head, and the wind of blowout is evenly reliable.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, the wind speed 5m/s ~ 100m/s of described air knife is adjustable.Thus according to the dust granules size of producing during laser cutting lug, described air knife size can be adjusted.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, between described stationary roll with described live-rollers, there is the spacing corresponding with the cutting path of described laser head.Described spacing is corresponding with the cutting path of laser head, for dodging the laser beam of laser head injection, avoids laser beam to cause infringement by mistake to live-rollers and stationary roll.
As a kind of improvement with the laser continuous cutter of dedusting function of the utility model, the size of described spacing is that 1mm ~ 5mm is adjustable.The size of described spacing can be adjusted according to the size of the laser beam of laser head injection in practical application.
The beneficial effects of the utility model are: provide a kind of laser continuous cutter with dedusting function, comprise dedusting mechanism and laser cutting mechanism, described laser cutting mechanism comprises laser head and base assembly, described base assembly comprises axis, live-rollers and stationary roll, described live-rollers is identical with stationary roll radius, described stationary roll is connected with described live-rollers by described axis, and the relatively described axis of described stationary roll is fixed, and described live-rollers can relatively described central axis.When cutting pole piece, pole piece is close to by the tension force that provides of machine driving and live-rollers during feeding, and pole piece is fitted on described stationary roll for the lug reserved area of cutting.The linear velocity of live-rollers is identical with the feeding speed of pole piece, makes to there is not sliding friction between pole piece and live-rollers, thus reaches following effect:
1. in feeding process, pole piece is fitted on live-rollers, because the linear velocity of live-rollers is identical with the feeding speed of pole piece, so be rolling friction between pole piece and live-rollers, avoid there is sliding friction between pole piece and cutting backing plate in similar prior art, and damage is caused to pole piece, produce cut, thus the utility model can prevent from causing scratching to pole piece, ensure that the security of battery.
2. the rolling friction between pole piece and live-rollers, decreases the frictional force between pole piece and live-rollers, then reduces pole piece to the pollution of live-rollers, does not need frequent replacing and cleaning live-rollers, avoids impacting production and processing, enhance productivity.
3. due between pole piece and live-rollers for rolling friction, in cutting process, relative sliding is there is not between pole piece and live-rollers, the tension force that pole piece provides by machine driving during feeding is close to live-rollers surface all the time, avoid pole piece because of unsettled at live-rollers surface sliding, and provide oscillation space to pole piece, avoid pole piece and produce out of focus phenomenon because of vibration, ensure quality and the cutting speed of laser cutting.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of dedusting mechanism.
Fig. 3 is the structural representation of laser cutting mechanism.
Fig. 4 is the structural representation of base assembly.
Wherein, 1. dedusting mechanism, 11. negative tubes, 12. dust covers, 13. sweep-up pipes, 14. air knives, 141. blowing mouths, 2. laser cutting mechanism, 21. laser heads, 22. base assemblies, 23. axis, 24. live-rollers, 25. stationary rolls, 26. spacing, 27. hole area, 271. pores, 28. grooves.
Detailed description of the invention
Below in conjunction with detailed description of the invention and Figure of description, the utility model and beneficial effect thereof are described in further detail, but detailed description of the invention of the present utility model is not limited thereto.
As shown in Figures 1 to 4, a kind of laser continuous cutter with dedusting function, comprise dedusting mechanism 1 and laser cutting mechanism 2, laser cutting mechanism 2 comprises laser head 21 and base assembly 22, base assembly 22 comprises axis 23, live-rollers 24 and stationary roll 25, live-rollers 24 is identical with stationary roll 25 radius, stationary roll 25 is connected with live-rollers 24 by axis 23, the spacing 26 corresponding with the cutting path of laser head 21 is there is between stationary roll 25 with live-rollers 24, the size of this spacing 26 is that 1mm ~ 5mm is adjustable, stationary roll 25 relatively axis 23 is fixed, live-rollers 24 can rotate relative to axis 23, stationary roll 25 is provided with the hole area 27 that pore 271 forms, the groove 28 corresponding with the cutting path of laser head 21 is provided with in hole area 27 scope, stationary roll 25 inside is cavity, hole area 27 is communicated with the cavity of groove 28 with stationary roll 25.Dedusting mechanism 1 comprises negative tube 11, dust cover 12, sweep-up pipe 13 and air knife 14, sweep-up pipe 13 is communicated with dust cover 12, the negative tube 11 of dedusting mechanism 1 is communicated with the cavity of stationary roll 25, the unsettled top being around in groove 28 of dust cover 12, be that 1mm ~ 10mm is adjustable with the distance of groove 28 bottom it, the blowing mouth 141 of air knife 14 is strip blowing mouth 141, this blowing mouth 141 is aimed in dust cover 12, the wind energy that air knife 14 blows out enough covers the cutting path of laser head 21, and the wind speed 5m/s ~ 100m/s of this air knife 14 is adjustable.
Adjust spacing 26 size between stationary roll 25 and live-rollers 24 in advance, the distance bottom dust cover 12 and between groove 28, and the wind speed of air knife 14.When cutting pole piece, pole piece is close to by the tension force that provides of machine driving and live-rollers 24 during feeding, and pole piece is fitted on stationary roll 25 for the lug reserved area of cutting.Laser head 21 is to the lug reserved area outgoing laser beam on pole piece, lug is formed to cut, the incidence angle of laser is not limit, the cutting path of laser can be corresponding with the groove 28 on stationary roll 25 and the spacing between stationary roll 25 with live-rollers 24 26, causes damage by mistake to avoid laser beam to stationary roll 25 and live-rollers 24.Negative tube 11 makes the cavity of stationary roll 25 inside form negative pressure, the pore 271 be communicated with the cavity of stationary roll 25 inside and groove 28 utilize negative pressure, the dust produced at pole piece lower surface during laser cutting is siphoned away, simultaneously blowing mouth 141 air knife 14 of aiming at dust cover 12 blows to the cutting path of laser head 21, make to concentrate in dust cover 12 at the dust of pole piece upper surface generation during laser cutting, dust cover 12 coordinates sweep-up pipe 13 to be siphoned away by the dust produced at pole piece upper surface.In pole piece tape transport feeding process, because the linear velocity of live-rollers 24 is identical with the feeding speed of pole piece, make to be rolling friction between pole piece and live-rollers 24, avoid there is sliding friction between pole piece and cutting backing plate in similar prior art, and damage is caused to pole piece, produce cut, thus the utility model can prevent pole piece scratching, ensure that the security of battery.And the rolling friction between pole piece and live-rollers 24, decrease the frictional force between pole piece and live-rollers 24, then reduce pole piece to the pollution of live-rollers 24, do not need frequent replacing and cleaning live-rollers 24, avoid impacting production and processing, enhance productivity.Simultaneously, due between pole piece and live-rollers 24 for rolling friction, in cutting process, relative sliding is there is not between pole piece and live-rollers 24, pole piece is close to live-rollers 24 surface all the time by the tension force that machine driving during feeding provides, and avoids pole piece because of unsettled at live-rollers 24 surface sliding, and provides oscillation space to pole piece, avoid pole piece and produce out of focus phenomenon because of vibration, ensure the quality of laser cutting.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to above-mentioned detailed description of the invention, and any apparent improvement of every those skilled in the art done by basis of the present utility model, replacement or modification all belong to protection domain of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (10)
1. one kind has the laser continuous cutter of dedusting function, comprise dedusting mechanism and laser cutting mechanism, it is characterized in that: described laser cutting mechanism comprises laser head and base assembly, described base assembly comprises axis, live-rollers and stationary roll, described live-rollers is identical with stationary roll radius, described stationary roll is connected with described live-rollers by described axis, and the relatively described axis of described stationary roll is fixed, and described live-rollers can relatively described central axis.
2. a kind of laser continuous cutter with dedusting function according to claim 1, it is characterized in that: the hole area described stationary roll being provided with pore composition, described stationary roll inside is cavity, described pore is communicated with the cavity of described stationary roll, described dedusting mechanism comprises negative tube, and described negative tube is communicated with the cavity of described stationary roll.
3. a kind of laser continuous cutter with dedusting function according to claim 2, it is characterized in that: described stationary roll is also provided with the groove corresponding with the cutting path of described laser head, described groove is arranged within the scope of described hole area, and is communicated with the cavity of described stationary roll.
4. a kind of laser continuous cutter with dedusting function according to claim 3, is characterized in that: the sweep-up pipe that described dedusting mechanism also comprises dust cover and is communicated with described dust cover, the unsettled top being around in described groove of described dust cover.
5. a kind of laser continuous cutter with dedusting function according to claim 4, it is characterized in that: described dedusting mechanism also comprises air knife, the blowing mouth of described air knife is aimed in described dust cover, and the wind energy that described air knife blows out enough covers the cutting path of described laser head.
6. a kind of laser continuous cutter with dedusting function according to claim 4, is characterized in that: the bottom of described dust cover and the distance of described groove are that 1mm ~ 10mm is adjustable.
7. a kind of laser continuous cutter with dedusting function according to claim 5, is characterized in that: the blowing mouth of described air knife is strip blowing mouth.
8. a kind of laser continuous cutter with dedusting function according to claim 5, is characterized in that: the wind speed 5m/s ~ 100m/s of described air knife is adjustable.
9. a kind of laser continuous cutter with dedusting function according to claim 1, is characterized in that: there is the spacing corresponding with the cutting path of described laser head between described stationary roll with described live-rollers.
10. a kind of laser continuous cutter with dedusting function according to claim 9, is characterized in that: the size of described spacing is that 1mm ~ 5mm is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520450309.0U CN204818448U (en) | 2015-06-29 | 2015-06-29 | Continuous cutting device of laser with dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520450309.0U CN204818448U (en) | 2015-06-29 | 2015-06-29 | Continuous cutting device of laser with dust removal function |
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| Publication Number | Publication Date |
|---|---|
| CN204818448U true CN204818448U (en) | 2015-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520450309.0U Withdrawn - After Issue CN204818448U (en) | 2015-06-29 | 2015-06-29 | Continuous cutting device of laser with dust removal function |
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| Country | Link |
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| CN (1) | CN204818448U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972227A (en) * | 2015-06-29 | 2015-10-14 | 宁德时代新能源科技有限公司 | Laser continuous cutting device having dedusting function |
| EP3251786A1 (en) * | 2016-06-02 | 2017-12-06 | Preco, Inc. | Under material air purge |
| CN107813063A (en) * | 2017-09-28 | 2018-03-20 | 海目星（江门）激光智能装备有限公司 | The constructional device and laser cutting device of a kind of laser cutting |
| US20190372087A1 (en) * | 2018-05-31 | 2019-12-05 | Contemporary Amperex Technology Co., Limited | Electrode plate processing device |
-
2015
- 2015-06-29 CN CN201520450309.0U patent/CN204818448U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104972227A (en) * | 2015-06-29 | 2015-10-14 | 宁德时代新能源科技有限公司 | Laser continuous cutting device having dedusting function |
| EP3251786A1 (en) * | 2016-06-02 | 2017-12-06 | Preco, Inc. | Under material air purge |
| US10376989B2 (en) | 2016-06-02 | 2019-08-13 | Presco, Inc. | Under material air purge |
| US10843295B2 (en) | 2016-06-02 | 2020-11-24 | Preco, Inc. | Under material air purge |
| CN107813063A (en) * | 2017-09-28 | 2018-03-20 | 海目星（江门）激光智能装备有限公司 | The constructional device and laser cutting device of a kind of laser cutting |
| US20190372087A1 (en) * | 2018-05-31 | 2019-12-05 | Contemporary Amperex Technology Co., Limited | Electrode plate processing device |
| CN110556507A (en) * | 2018-05-31 | 2019-12-10 | 宁德时代新能源科技股份有限公司 | Pole piece processing device |
| US10964933B2 (en) * | 2018-05-31 | 2021-03-30 | Contemporary Amperex Technology Co., Limited | Electrode plate processing device |
| CN110556507B (en) * | 2018-05-31 | 2024-07-12 | 宁德时代新能源科技股份有限公司 | Pole piece processing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 352100 Jiaocheng District of Ningde City, Fujian Province Zhang Wan Zhen Xingang Road No. 1 Patentee after: Contemporary Amperex Technology Co.,Ltd. Address before: 352100 Jiaocheng District of Ningde City, Fujian Province Zhang Wan Zhen Xingang Road No. 1 West Building 1F- research Patentee before: CONTEMPORARY AMPEREX TECHNOLOGY Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20180216 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20180216 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |