CN104384724B - A kind of laser cutting device and its cutting method for cutting lug - Google Patents
A kind of laser cutting device and its cutting method for cutting lug Download PDFInfo
- Publication number
- CN104384724B CN104384724B CN201410655663.7A CN201410655663A CN104384724B CN 104384724 B CN104384724 B CN 104384724B CN 201410655663 A CN201410655663 A CN 201410655663A CN 104384724 B CN104384724 B CN 104384724B
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- Prior art keywords
- pole piece
- battery pole
- blowing
- cutting
- laser cutting
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- 238000005520 cutting process Methods 0.000 title claims abstract description 130
- 238000003698 laser cutting Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 72
- 239000003463 adsorbent Substances 0.000 claims abstract description 53
- 238000010521 absorption reaction Methods 0.000 claims abstract description 51
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- 238000007664 blowing Methods 0.000 claims description 130
- 239000000428 dust Substances 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 38
- 239000003292 glue Substances 0.000 claims description 30
- 239000013618 particulate matter Substances 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 14
- 239000012717 electrostatic precipitator Substances 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000004075 alteration Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/16—Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The present invention discloses a kind of laser cutting device for cutting lug, including：Adsorb cutting mechanism, discharge mechanism and receiving mechanism；Absorption cutting mechanism includes：Cutting platform, is provided with portal frame on Cutting platform, and provided with the laser cutting device slided on portal frame, laser cutting device is provided with laser head and laser galvanometer；The adsorbent equipment corresponding with laser cutting device position is provided with Cutting platform bottom, adsorbent equipment is provided with vacuum chamber and vacuum extractor；Vacuum extractor is connected with vacuum chamber, for making vacuum chamber produce negative pressure；Vacuum chamber is provided with adsorption hole, and the negative pressure for vacuum chamber makes battery pole piece be attracted to adsorbent equipment by adsorption hole.It can so realize that cutting lug speed is fast, quality is good, so as to lift operating efficiency.
Description
Technical field
The present invention relates to field of batteries, more particularly to a kind of laser cutting device and its cutting method for cutting lug.
Background technology
Most important part is pole plate in current lithium battery or lead-acid battery, and the quality of pole plate directly affects the performance of battery
And usage cycles, pole plate is that the pole plate of monoblock is cut into fritter by way of cutting or punching press.The method of most original is to adopt
Manually cut, manually the stacked fixation of pole plate is cut with saw blade.This method cutting efficiency is low, and cut quality can not be protected
Card, and manually operation has certain potential safety hazard.Certainly at present also by the way of mould punching molding, this mode is compared
Artificial cutting improves operating efficiency, but mould punching easily causes the big security to battery of burr and has very big hidden danger,
In addition in use, with the loss of mould, the uniformity of pole plate quality can not ensure, easily produce unqualified material,
Caused damage to enterprise.
The content of the invention
In order to overcome above-mentioned deficiency of the prior art, it is an object of the present invention to provide a kind of laser for cutting lug
Cutting equipment, can realize that cutting lug speed is fast, quality is good, so as to lift operating efficiency.
For up to this purpose, the present invention provides a kind of laser cutting device for cutting lug, including：Cutting mechanism is adsorbed, with
The connection of described absorption cutting mechanism one end, for by battery pole piece be conveyed to the discharge mechanism of the absorption cutting mechanism cutting with
And be connected with the absorption cutting mechanism other end, the receiving mechanism for reclaiming the battery pole piece after cutting；
The absorption cutting mechanism includes：Cutting platform, is provided with portal frame, in the portal frame on the Cutting platform
Provided with the laser cutting device slided, laser cutting device is provided with laser head and laser galvanometer；
The adsorbent equipment corresponding with the laser cutting device position, the absorption are provided with the Cutting platform bottom
Device is provided with vacuum chamber and vacuum extractor；The vacuum extractor is connected with the vacuum chamber, for making the vacuum chamber
Inside produces negative pressure；The vacuum chamber is provided with adsorption hole, and the negative pressure for the vacuum chamber is made by the adsorption hole
Battery pole piece is attracted on the adsorbent equipment.
Preferably, the discharge mechanism includes：For the blowing platform of placing battery pole piece, at the bottom of the blowing platform
Portion is provided with for making battery pole piece smooth, and the blowing tension-adjusting gear of energy regulating cell pole piece tensile stress, described
Blowing platform end is provided with blowing reel, and the regulation blowing reel dispensing speed is provided with the blowing reel lower end
Blowing arrangements for speed regulation.
Preferably, the blowing tension-adjusting gear includes：Blowing roller, blowing link, blowing cylinder and blowing
Potentiometer；
The blowing roller is used to pass through battery pole piece, and tensile force is applied to battery pole piece；
The blowing roller is connected by the blowing link with the blowing cylinder, for passing through the blowing cylinder
Telescopic adjustment described in blowing roller tensile force；The blowing potentiometer is arranged on the blowing link, for passing through
Sense the swing angle of the blowing link to adjust the stroke of the blowing cylinder.
Preferably, the discharge mechanism also includes：Color deviation correcting device；
The color deviation correcting device is arranged on the blowing platform, for the lug and pole plate by recognizing battery pole piece
Between colour-difference, prevent the discharge mechanism blowing sideslip.
Preferably, the receiving mechanism includes：The rewinding platform of battery pole piece is completed for receiving cutting, in the rewinding
The bottom of platform is provided with for making battery pole piece smooth, and the rewinding tension adjustment dress of energy regulating cell pole piece tensile stress
Put, the rewinding reel of battery pole piece after the rewinding platform end is provided with for reclaiming and rolling cutting, in the rewinding
Reel lower end is provided with the rewinding arrangements for speed regulation for adjusting the rewinding reel material recovering speed.
Preferably, the receiving mechanism also includes：It is arranged on the electrostatic precipitator on the rewinding platform；
The electrostatic precipitator is provided with：The upper surface glue class roller of battery pole piece upper and lower surface is covered in respectively with
Surface glue class roller, and the sticky roller being connected respectively with the upper surface glue class roller and the lower surface glue class roller
Gummed paper.
Preferably, including：Two laser cutting devices and respectively with two laser cutting device position phases
The corresponding adsorbent equipment；Two adsorbent equipments are using two sliding axle connections, two ends of two sliding axles
Portion is respectively equipped with bearing；Locking device is additionally provided with the adsorbent equipment, the locking device is used to lock the absorption
Device, prevents the adsorbent equipment from being slided on the sliding axle.
Preferably, the Cutting platform is provided with the drawing material motor for being used for drawing battery pole piece, draws material motor to connect with described
The measuring and adjusting speed device connect；
The measuring and adjusting speed device is used for the speed of service for detecting and adjusting battery pole piece on the Cutting platform.
Preferably, the absorption cutting mechanism also includes：Dust exhaust apparatus；
The dust exhaust apparatus is connected with the laser cutting device, and is close to the upper of battery pole piece on the Cutting platform
Surface, for making the dust exhaust apparatus be synchronized with the movement with the laser cutting device, and adsorbs the battery pole piece upper surface
Dust or particulate matter；
The dust exhaust apparatus is provided with dust-absorbing box, sweep-up pipe and dust catcher；
The dust-absorbing box is connected by the sweep-up pipe with the dust catcher；
The dust-absorbing box is provided with suction port, and the suction port is close to the upper surface of the battery pole piece.
A kind of method that laser cutting device cuts lug, including：
Step one：Manually battery pole piece is placed on laser cutting device；
Step 2：Cutting pattern is set, cutting parameter is set；
Step 3：Start laser cutting device；
Step 4：Impurity or particle on adsorbent equipment, dust exhaust apparatus, electrostatic precipitator operation, absorption battery pole piece
Thing；
Step 5：Discharge mechanism, receiving mechanism, drawing material motor operation, battery pole piece is conveyed to laser cutting device；
Step 6：Laser cutting device cuts battery pole piece；
Step 7：Blowing tension-adjusting gear, rewinding tension-adjusting gear regulating cell pole piece tension force；
Blowing arrangements for speed regulation adjust blowing spool velocity；
Rewinding arrangements for speed regulation adjust rewinding reel material recovering speed；
Color deviation correcting device recognizes battery pole piece aberration, prevents battery pole piece sideslip；
Step 8：Battery pole piece cutting is completed, and stops laser cutting device operation.
As can be seen from the above technical solutions, the present invention has advantages below：
Battery pole piece is conveyed to absorption cutting mechanism cutting by discharge mechanism, and receiving mechanism reclaims the battery after the completion of cutting
Pole piece, it is achieved thereby that Cutting Automation, makes feeding, cutting, reclaims one completion, lift operating efficiency.
In absorption cutting mechanism part：Laser cutting device can be slided on portal frame, make the laser cutting of cutting lug
Equipment can cut the battery pole piece of different width dimensions, improve the adaptability of equipment.Absorption cutting mechanism includes laser
Galvanometer and straight line module, the lug of battery pole piece can be cut while battery pole piece is operated by realizing two-dimensional scan, be improved
Cutting efficiency and accuracy.
Adsorbent equipment is provided with Cutting platform bottom, the vacuum chamber of adsorbent equipment adsorbs battery pole piece following table by adsorption hole
The dust or particulate matter in face, and in the presence of adsorbent equipment, battery pole piece is tightly attached on adsorption hole, it is ensured that battery pole
The flatness of piece, and then improve cut quality.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, it will make simple to the required accompanying drawing used in description below
Introduce on ground, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill
For personnel, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 provides the overall structure figure of one embodiment of the laser cutting device of cutting lug for the present invention；
Fig. 2 provides the overall structure figure of one embodiment of the laser cutting device of cutting lug for the present invention；
Fig. 3 is the structure chart of one embodiment of absorption cutting mechanism in the present invention；
Fig. 4 is the structure chart of one embodiment of blowing tension-adjusting gear in the present invention；
Fig. 5 is the structure chart of one embodiment of adsorbent equipment in the present invention；
Fig. 6 is the connection diagram of adsorbent equipment in the present invention；
Fig. 7 is the structure chart of one embodiment of electrostatic precipitator in the present invention；
Fig. 8 is the structure chart of one embodiment of dust exhaust apparatus in the present invention；
Fig. 9 is the flow chart that laser cutting device of the present invention cuts lug method.
Description of reference numerals：
1 absorption cutting mechanism, 2 discharge mechanisms, 3 receiving mechanisms, 4 battery pole pieces, 10 Cutting platforms, 11 laser cutting dresses
Put, 12 draw material motor, 13 measuring and adjusting speed devices, 14 dust collecting boxes, 15 portal frames, 20 blowing platforms, 21 blowing rollers, 22 blowing gas
Cylinder, 23 color deviation correcting devices, 24 blowing arrangements for speed regulation, 25 blowing potentiometers, 26 blowing reels, 30 rewinding platforms, 31 electrostatic are removed
Dirt device, 32 rewinding arrangements for speed regulation, 33 rewinding reels, 41 adsorbent equipments, 42 driving wheels, 43 driven pulleys, 44 absorption bands, 45 lockings
Device, 46 bearings, 47 sliding axles, 51 upper surface glue class rollers, 52 lower surface glue class rollers, 53 sticky roller gummed papers, 60 dust suctions
Device, 61 dust-absorbing box, 62 sweep-up pipes, 63 fixed parts, 64 hollow-out parts
Embodiment
, below will be with specific to enable goal of the invention, feature, the advantage of the present invention more obvious and understandable
Embodiment and accompanying drawing, the technical scheme that the present invention is protected are clearly and completely described, it is clear that implementation disclosed below
Example is only a part of embodiment of the invention, and not all embodiment.Based on the embodiment in this patent, the common skill in this area
All other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the model of this patent protection
Enclose.
The present embodiment provides a kind of laser cutting device for cutting lug, refers to shown in Fig. 1, Fig. 2 and Fig. 3, including：
Cutting mechanism 1 is adsorbed, is connected with absorption cutting mechanism 1 one end, is cut for battery pole piece 4 to be conveyed into absorption cutting mechanism 1
Discharge mechanism 2 and with absorption the other end of cutting mechanism 1 be connected, for reclaim cut after battery pole piece 4 receiving mechanism
3；
Absorption cutting mechanism 1 includes：Cutting platform 10, is provided with portal frame 15, on portal frame 15 on Cutting platform 10
Laser cutting device 11 provided with slip, laser cutting device 11 is provided with laser head and laser galvanometer；
Adsorbent equipment 41 corresponding with the position of laser cutting device 11 is provided with the bottom of Cutting platform 10, adsorbent equipment 41 is set
It is equipped with vacuum chamber and vacuum extractor；Vacuum extractor is connected with vacuum chamber, for making vacuum chamber produce negative pressure；Vacuum chamber
Adsorption hole is provided with, the negative pressure for vacuum chamber makes battery pole piece 4 be attracted to adsorbent equipment 11 by adsorption hole.
Cut it follows that battery pole piece 4 is conveyed to absorption cutting mechanism 1 by discharge mechanism 2, receiving mechanism 3 is reclaimed and cut
Battery pole piece 4 after the completion of cutting, it is achieved thereby that Cutting Automation, makes feeding, cutting, reclaims one completion, lifting work effect
Rate.In absorption cutting mechanism 1 part：Laser cutting device 11 can be slided on portal frame 15, make the laser cutting of cutting lug
Equipment can cut the battery pole piece 4 of different width dimensions, improve the adaptability of equipment.Absorption cutting mechanism 1 includes sharp
Light galvanometer, the lug of battery pole piece 4 can be cut while battery pole piece 4 is operated by realizing two-dimensional scan, improve cutting
Efficiency and accuracy.Adsorbent equipment 41 is provided with the bottom of Cutting platform 10, the vacuum chamber of adsorbent equipment 41 is adsorbed by adsorption hole
The dust or particulate matter of the lower surface of battery pole piece 4, and in the presence of adsorbent equipment 41, battery pole piece 4 is tightly attached to suction
On attached hole, it is ensured that the flatness of battery pole piece, and then improve cut quality.
In the present embodiment, battery pole piece 4 includes pole plate and lug, and lug is arranged on the both sides of substrate, the base in cutting
The lug of plate both sides needs to cut simultaneously, so in the present invention, laser cutting device is provided with two laser cutting devices 11.
At the same time, laser cutting device includes：Two laser cutting devices 11 and respectively with two positions of laser cutting device 11
Corresponding adsorbent equipment 41；Refer to shown in Fig. 5 and Fig. 6, two adsorbent equipments 41 are connected using two sliding axles 47, two
Two ends of sliding axle 47 are respectively equipped with bearing 46；Locking device 45, locking device 45 are additionally provided with adsorbent equipment 41
For locking adsorbent equipment 41, prevent adsorbent equipment 41 from being slided on sliding axle 47.
It is understood that two laser cutting devices 11 are slided on portal frame 15, different in width can be so cut
Battery pole piece 4.Adsorbent equipment 41 is adapted in order to be able to the position with laser cutting device 11, and adsorbent equipment 41 can be at two
Slided on sliding axle 47, adsorbent equipment 41 is locked after being adapted with the position of laser cutting device 11 by locking device 45
The position of adsorbent equipment 41, prevents adsorbent equipment 41 from being slided when being adsorbed, it is ensured that cut quality.Locking device 45 can be set
Human users can be so easy to by manual locking and the device of manual unlocking by being set to.
In the present embodiment, the adsorption hole that vacuum chamber is set can be several evenly distributed strip holes, can both make to cut
The cutting oblong aperture that laser is passed through is cut, can also play a part of adsorbing the lower surface of battery pole piece 4.So vacuum chamber is with vacuumizing
Device is connected by vacuum tube.Vacuum extractor makes vacuum chamber produce negative pressure, so that battery pole piece 4 is adsorbed in adsorption hole
On, and adsorb the impurity and particulate matter of the lower surface of battery pole piece 4.Adsorption hole is several evenly distributed hollow out strip holes, extraneous
Air-flow is by hollow out strip hole even into vacuum chamber, and battery pole piece 4 is uniform by the suction of vacuum chamber negative pressure, it is ensured that electricity
Pond pole piece 4 is smooth to be laid on the adsorption hole of vacuum chamber.Adsorbent equipment 41 is arranged on the bottom of battery pole piece 4, and laser is from electricity
The upper surface cutting of pond pole piece 4, through hollow out strip hole, so that vacuum cavity will not be destroyed by ensureing the heat of laser.In cutting
The bottom of platform 10 can also set dust collecting box 14, specifically, the impurity and particulate matter of the lower surface of battery pole piece 4 are inhaled into vacuum
Chamber, impurity and particulate matter are collected by dust collecting box 14, in certain time limit or after being collected into a number of impurity and particulate matter,
Remove the impurity and particulate matter inside dust collecting box 14, it is ensured that the dust collection effect of adsorbent equipment 41.
The absorption of battery pole piece lower surface can be directly covered in adsorbent equipment 41.Adsorbent equipment 41 can also include：It is main
Driving wheel 42, driven pulley 43 adsorbs band 44.Wherein driving wheel 42 drives transmission belt 44 and driven pulley 43 to act, so as to indirect
Battery pole piece 4 is driven to operate.
The vacuum chamber of adsorbent equipment 41 has adsorption hole, and the absorption lid of band 44 is overlayed on adsorption hole, and is covered in battery pole piece 4
Lower surface；Absorption band 44 is operated under the drive of driving wheel 43 and driven pulley 44, and in the presence of frictional force, drives battery pole
Piece 4 is operated.Vacuum extractor is connected with vacuum chamber, vacuum chamber is produced negative pressure, battery pole piece 4 is tightly attached into absorption band
On 44, it is ensured that the flatness of battery pole piece 4, and then improve cut quality.
Absorption band 44 has space just to make below the lower absorption of adsorbent equipment 41 battery pole piece 4.It is provided with absorption band 44
Strip hole, for making absorption belt have space.Or it is provided with a plurality of absorption band 44 being arranged side by side, set between a plurality of absorption band 44
It is equipped with gap.Set it is understood that being set on driving wheel 13 and driven pulley 14 between a plurality of absorption band 44, absorption band 44
There is gap, so it is also ensured that below lower adsorbent equipment absorption battery pole piece 12.
In the present embodiment, Cutting platform 10 is provided with the drawing material motor 12 for being used for drawing battery pole piece 4, with drawing material motor
The measuring and adjusting speed device 13 of 12 connections；Measuring and adjusting speed device 13 is used for the fortune for detecting and adjusting battery pole piece 4 on Cutting platform 10
Scanning frequency degree.It is understood that measuring and adjusting speed device 13 can detect the speed of service of present battery pole piece 4, and it is shown to behaviour
Make personnel, operating personnel can adjust measuring and adjusting speed device 13 according to technological requirement and draw material motor 12 to adjust, so as to realize tune
The speed of service of whole battery pole piece 4, to meet manufacturing technique requirent.
In the present embodiment, discharge mechanism 2 includes：For the blowing platform 20 of placing battery pole piece 4, in blowing platform 20
Bottom be provided with for making battery pole piece 4 smooth, and can the tensile stress of regulating cell pole piece 4 blowing tension-adjusting gear,
The end of blowing platform 20 is provided with blowing reel 26, the dispensing speed of regulation blowing reel 26 is provided with the lower end of blowing reel 26
Blowing arrangements for speed regulation 24.
It is understood that battery pole piece 4, which is typically volume, puts assembling, battery pole piece 4 is first arranged to discharging roll before cutting
On cylinder 26, blowing reel is provided with discharging motor and carries out blowing to battery pole piece 4.The rotation of blowing reel 26 be by motor come
Drive.The wound roll material of battery pole piece 4 on the incipient stage of cutting, blowing reel 26 is more, it is necessary to increase the power output of motor
Rotate blowing reel 26.With the reduction of the wound roll material of battery pole piece 4 on blowing reel 26, the material on blowing reel 26 is gradually
Mitigate, in order to ensure at the uniform velocity to attached cutting mechanism 1 convey battery pole piece 4, it is necessary to reduce the power output of motor.For
Above mentioned problem, is realized the control to output power of motor by blowing arrangements for speed regulation 24 here.Specifically, blowing arrangements for speed regulation 24
It can be realized using ultrasonic wave speed regulator.With the reduction of the wound roll material of battery pole piece 4 on blowing reel 26, adjusted by ultrasonic wave
Fast device detects the quantity of the wound roll material of battery pole piece 4 on blowing reel 26, and then realization pair by sending and receiving ultrasonic wave
The control of output power of motor.
In the present embodiment, refer to shown in Fig. 4, blowing tension-adjusting gear includes：Blowing roller 21, blowing link
27th, blowing cylinder 22 and blowing potentiometer 25；Blowing roller 21 is used to pass through battery pole piece 4, applies to battery pole piece 4 and draws
Stretch；Blowing roller 21 is connected by blowing link 27 with blowing cylinder 22, for the telescopic adjustment by blowing cylinder 22
The tensile force of blowing roller 21；Blowing potentiometer 25 is arranged on blowing link 27, for by sensing blowing link 27
Swing angle adjust the stroke of blowing cylinder 22.
Specifically, the tension adjustment of battery pole piece 4 is realized by the deadweight of blowing roller 21.When blowing roller 21 will
Battery pole piece 4 is stretched to bottommost, and the expansion link of blowing cylinder 22 whole retraction cylinder interior, the at this moment sensing of blowing potentiometer 25 is put
The swing angle of material link 27 applies the battery pole piece 4 above the tension force of maximum, blowing platform for blowing roller 21 to tighten
State.When battery pole piece 4 is stretched to topmost by blowing roller 21, the expansion link of blowing cylinder 22 is all stretched out outside cylinders, this
When blowing potentiometer 25 sense on the tension force that the swing angle of blowing link 27 applies minimum for blowing roller 21, blowing platform
The battery pole piece 4 in face is sagging to blowing platform direction.So operating personnel can adjust blowing connection according to regulation potentiometer
The swing angle of frame 27, and then adjust the tensioning state of battery pole piece 4.
In the present embodiment, discharge mechanism 2 also includes：Color deviation correcting device 23；Color deviation correcting device 23 is arranged on blowing
On platform 20, for colour-difference between the lug and pole plate by recognizing battery pole piece 4, the blowing sideslip of discharge mechanism 2 is prevented.
In the present embodiment, receiving mechanism 3 includes：The rewinding platform 30 of battery pole piece 4 is completed for receiving cutting, is being received
The bottom of material platform 30 is provided with for making battery pole piece 4 smooth, and the rewinding tension force of the tensile stress of energy regulating cell pole piece 4 is adjusted
Regulating device, the rewinding reel 33 for reclaiming and rolling battery pole piece 4 after cutting is provided with the end of rewinding platform 30, in rewinding
The lower end of reel 33 is provided with the rewinding arrangements for speed regulation 32 of the material recovering speed of regulation rewinding reel 33.
With the same principle of discharge mechanism 2, the rotation of rewinding reel 33 is driven by motor, cuts the battery pole completed
Piece 4, which needs to roll again again, to be easy to fetch and deposits, and is here no battery pole piece on the incipient stage of cutting, rewinding reel 33
4 coiled strips, it is not necessary to the high-power output of motor.And the coiled strip of battery pole piece 4 increases on rewinding reel 33 therewith, the output of motor
Power needs gradually to increase.The control to output power of motor is so realized by rewinding arrangements for speed regulation 32.Specifically, rewinding
Arrangements for speed regulation 32 can be realized using ultrasonic wave speed regulator.With the increase of the wound roll material of battery pole piece 4 on rewinding reel 33, lead to
Ultrasonic wave speed regulator is crossed and detected by sending and receiving ultrasonic wave the quantity of the wound roll material of battery pole piece 4 on rewinding reel 33, enter
And realize and the power output of motor is controlled.
The rewinding tension-adjusting gear of same receiving mechanism 3 includes：Rewinding roller, rewinding link, blowing cylinder and
Blowing potentiometer；Rewinding roller is used to pass through battery pole piece, and tensile force is applied to battery pole piece；Rewinding roller is connected by rewinding
Connect frame to be connected with rewinding cylinder, the tensile force for adjusting rewinding roller by rewinding Telescopic-cylinder；Rewinding potentiometer is arranged on
On rewinding link, and for the stroke by sensing the angular adjustment rewinding cylinder that rewinding link is swung.It is specific real
Apply that process is consistent with the control mode of discharge mechanism just no longer to be repeated here.
In the present embodiment, refer to shown in Fig. 7, receiving mechanism 3 also includes：The electrostatic being arranged on rewinding platform 30 is removed
Dirt device 31；Electrostatic precipitator 31 is provided with：The He of upper surface glue class roller 51 of the upper and lower surface of battery pole piece 4 is covered in respectively
Lower surface glue class roller 52, and the sticky roller being connected respectively with upper surface glue class roller 51 and lower surface glue class roller 52
Gummed paper 53.
Here upper surface glue class roller 51 and lower surface glue class roller 52 can be made using flexible glue class material.Upper surface
Glue class roller 51 and lower surface glue class roller 52 are rotated with the transmission of battery pole piece 4, and sticky roller gummed paper 53 is with upper
Surface glue class roller 51 and lower surface glue class roller 52 are rotated together.Upper surface glue class roller 51 and the energy of lower surface glue class roller 52
The impurity and dust on enough surfaces of sticky removing battery pole piece 4, and during sticky removing impurity, do not produce electrostatic, it is to avoid dedusting
Damage of the electrostatic to battery pole piece in journey.Upper surface glue class roller 51 and lower surface glue class roller 52 are in the adhesion table of battery pole piece 4
While face impurity and dust, sticky roller gummed paper 53 will be bonded at upper surface glue class roller 51 and the surface of lower surface glue class roller 52
Impurity and dust sticky removing, so as to ensure the sticky removing effect of upper surface glue class roller 51 and lower surface glue class roller 52.
In the present embodiment, refer to shown in Fig. 8, absorption cutting mechanism 1 also includes：Dust exhaust apparatus 60；Dust exhaust apparatus 60
Be connected with laser cutting device 11, and be close to the upper surface of battery pole piece 4 on Cutting platform 10, for make dust exhaust apparatus 60 with
Laser cutting device 11 is synchronized with the movement, and adsorbs the dust or particulate matter of the upper surface of battery pole piece 4.
Specifically, dust exhaust apparatus 60 is provided with dust-absorbing box 61, sweep-up pipe 62 and dust catcher；Dust-absorbing box 61 passes through sweep-up pipe
62 are connected with dust catcher；Dust-absorbing box 61 is provided with suction port, and suction port is close to the upper surface of battery pole piece 4.
In the present embodiment, in order to ensure the adsorption effect of the upper surface of battery pole piece 4 so that laser cutting is synchronous with dust suction
Operation, dust-absorbing box 61 is four side body structures；The middle part of dust-absorbing box 61 is provided with hollow-out parts 64, for making laser be cut through hollow-out parts 64
Cut.Dust exhaust apparatus 60 is additionally provided with fixed part 63；Fixed part 63 is connected with the laser cutting device 11 of laser cutting machine, for making
Dust exhaust apparatus 60 is synchronized with the movement with laser cutting device 11.So dust exhaust apparatus 60 passes through fixed part 63 and laser cutting device 11
Connection, fixed part 63 is moved with the movement of laser cutting device 11, it is ensured that the adsorption effect of the upper surface of battery pole piece 4.This
In fixed part 63 use laminated structure, clamping part is set inside battery pole piece 4, and the fixed part 63 of laminated structure is inserted into battery
Clamping part inside pole piece 4, makes dust exhaust apparatus 60 be fixedly connected with battery pole piece 4.
The present invention also provides a kind of method that laser cutting device cuts lug, including：
S1：Manually battery pole piece is placed on laser cutting device；
Battery pole piece is to roll packaging, it is necessary to which the battery pole piece for rolling packaging manually is installed into putting for laser cutting device
Expect in mechanism.Battery pole piece is manually arranged to blowing platform, through blowing tension-adjusting gear, with color deviation correcting device pair
It is accurate.Again by battery pole piece through material motor is drawn, adsorbent equipment, dust exhaust apparatus, electrostatic precipitator are filled by rewinding tension adjustment
Put, docked with rewinding reel.
S2：Cutting pattern is set, cutting parameter is set；
Before cutting, according to the battery pole piece for being currently needed for cutting, cutting parameter and the cutting of laser cutting device are set
Figure.Here cutting parameter includes：According to the thickness of battery pole piece, material etc. sets the parameter of laser cutting device, tool
Body parameter such as laser power, laser pulse frequency, height of laser head etc..The setting of cutting pattern is according to production and processing need
Will, default cutting pattern is input in laser cutting device program.
S3：Start laser cutting device；
After the completion of cutting pattern and cutting parameter setting, laser cutting device is opened.
S4：Impurity or particulate matter on adsorbent equipment, dust exhaust apparatus, electrostatic precipitator operation, absorption battery pole piece；
Open after laser cutting device, adsorbent equipment, dust exhaust apparatus, electrostatic precipitator are first run, adsorb battery pole piece
The impurity or particulate matter of top and bottom.Postpone after a period of time, then run battery pole piece.It can so allow first adsorbent equipment, suction
After dirt device, the impurity of electrostatic precipitator absorption battery pole piece top and bottom or particulate matter, then cut battery pole piece, it is ensured that cutting
Quality.
S5：Discharge mechanism, receiving mechanism, drawing material motor operation, battery pole piece is conveyed to laser cutting device；
S6：Laser cutting device cuts battery pole piece；
S7：Blowing tension-adjusting gear, rewinding tension-adjusting gear regulating cell pole piece tension force；
Blowing arrangements for speed regulation adjust blowing spool velocity；
Rewinding arrangements for speed regulation adjust rewinding reel material recovering speed；
Color deviation correcting device recognizes battery pole piece aberration, prevents battery pole piece sideslip；
Battery pole piece wound roll material on the incipient stage of cutting, blowing reel is more, it is necessary to increase the power output of motor
To make blowing spool turns.With the reduction of battery pole piece wound roll material on blowing reel, the material on blowing reel gradually mitigates, and is
Ensure that at the uniform velocity convey battery pole piece, it is necessary to reduce the power output of motor to attached cutting mechanism.Here adjusted by blowing
Speed variator realizes the control to output power of motor.Blowing arrangements for speed regulation can be realized using ultrasonic wave speed regulator.With
The reduction of battery pole piece wound roll material on blowing reel, blowing is detected by ultrasonic wave speed regulator by sending and receiving ultrasonic wave
The quantity of battery pole piece wound roll material on reel, and then realize the control to output power of motor.
With discharge mechanism same principle, the rotation of rewinding reel is driven by motor, cuts the battery pole piece completed
Need to roll again again and be easy to fetch and deposit, be no battery pole piece coiled strip on the incipient stage of cutting, rewinding reel here
, it is not necessary to the high-power output of motor.And therewith, battery pole piece coiled strip increases on rewinding reel, and the power output of motor needs
Gradually increase.The control to output power of motor is so realized by rewinding arrangements for speed regulation.Specifically, rewinding arrangements for speed regulation can
To be realized using ultrasonic wave speed regulator.With the increase of battery pole piece wound roll material on rewinding reel, pass through ultrasonic wave speed regulator
The quantity of battery pole piece wound roll material on rewinding reel is detected by sending and receiving ultrasonic wave, and then realizes the output to motor
Power is controlled.
In operation, battery pole piece can lead to not smooth transmission to laser cutting device due to unbalance stress.By putting
Expect tension-adjusting gear, rewinding tension-adjusting gear regulating cell pole piece tension force, can be with so as to ensure the smooth of battery pole piece
Ensure to laser cutting device conveying uniform.
Color deviation correcting device is arranged on blowing platform, for by recognizing color between the lug of battery pole piece and pole plate
Difference, prevents discharge mechanism blowing sideslip.
S8：Battery pole piece cutting is completed, and stops laser cutting device operation.
The battery pole piece that so cutting is completed just is wrapped on the rewinding reel of receiving mechanism, is easy to removing for operating personnel
Fortune.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.To the upper of the disclosed embodiments
State bright, professional and technical personnel in the field is realized or using the present invention.To a variety of modifications of these embodiments to ability
It will be apparent for the professional and technical personnel in domain, generic principles defined herein can not depart from the present invention's
In the case of spirit or scope, realize in other embodiments.Therefore, the present invention be not intended to be limited to it is shown in this article these
Embodiment, and it is to fit to the most wide scope consistent with features of novelty with principles disclosed herein.
Claims (9)
1. a kind of laser cutting device for cutting lug, it is characterised in that including：Cutting mechanism is adsorbed, is cut with the absorption
The connection of mechanism one end, for battery pole piece is conveyed to the absorption cutting mechanism cutting discharge mechanism and with the absorption
The cutting mechanism other end is connected, the receiving mechanism for reclaiming the battery pole piece after cutting；
The absorption cutting mechanism includes：Cutting platform, portal frame is provided with the Cutting platform, is set on the portal frame
There is the laser cutting device of slip, laser cutting device is provided with laser head and laser galvanometer；
The adsorbent equipment corresponding with the laser cutting device position, the adsorbent equipment are provided with the Cutting platform bottom
It is provided with vacuum chamber and vacuum extractor；The vacuum extractor is connected with the vacuum chamber, for making the vacuum chamber
Produce negative pressure；The vacuum chamber is provided with adsorption hole, and the negative pressure for the vacuum chamber makes battery by the adsorption hole
Pole piece is attracted on the adsorbent equipment；
The adsorbent equipment also includes having gap, institute between driving wheel, driven pulley and multiple absorption bands, multiple absorption bands
State that absorption is with cover to be overlayed on the adsorption hole, and the absorption band is covered in the lower surface of the battery pole piece；
The absorption cutting mechanism also includes：Dust exhaust apparatus；
The dust exhaust apparatus is connected with the laser cutting device, and is close to the upper table of battery pole piece on the Cutting platform
Face, for making the dust exhaust apparatus be synchronized with the movement with the laser cutting device, and adsorbs the powder of the battery pole piece upper surface
Dirt or particulate matter；
The dust exhaust apparatus is provided with dust-absorbing box, sweep-up pipe and dust catcher, the dust-absorbing box by the sweep-up pipe with it is described
Dust catcher is connected；The dust-absorbing box is provided with suction port, and the suction port is close to the upper surface of the battery pole piece；
The dust-absorbing box is to be provided with hollow-out parts in the middle part of four side body structures, the dust-absorbing box, for making laser pass through the hollow out
Portion is cut, and the dust exhaust apparatus is additionally provided with fixed part, and the laser cutting device of the fixed part and the laser cutting machine connects
Connect；
The fixed part is used and clamping part is set inside laminated structure, the battery pole piece, and the fixed part of laminated structure is inserted
Enter to the clamping part inside the battery pole piece.
2. the laser cutting device of cutting lug according to claim 1, it is characterised in that
The discharge mechanism includes：For the blowing platform of placing battery pole piece, the bottom of the blowing platform is provided with use
In making battery pole piece smooth, and can regulating cell pole piece tensile stress blowing tension-adjusting gear, at the blowing platform end
Portion is provided with blowing reel, and the blowing speed governing dress for adjusting the blowing reel dispensing speed is provided with the blowing reel lower end
Put.
3. the laser cutting device of cutting lug according to claim 2, it is characterised in that
The blowing tension-adjusting gear includes：Blowing roller, blowing link, blowing cylinder and blowing potentiometer；
The blowing roller is used to pass through battery pole piece, and tensile force is applied to battery pole piece；
The blowing roller is connected by the blowing link with the blowing cylinder, for stretching by the blowing cylinder
The tensile force of the contracting regulation blowing roller；The blowing potentiometer is arranged on the blowing link, for passing through sensing
The swing angle of the blowing link adjusts the stroke of the blowing cylinder.
4. the laser cutting device of cutting lug according to claim 2, it is characterised in that
The discharge mechanism also includes：Color deviation correcting device；
The color deviation correcting device is arranged on the blowing platform, for by recognizing between the lug of battery pole piece and pole plate
Colour-difference, prevents the discharge mechanism blowing sideslip.
5. the laser cutting device of cutting lug according to claim 1, it is characterised in that
The receiving mechanism includes：The rewinding platform of battery pole piece is completed for receiving cutting, in the bottom of the rewinding platform
It is provided with for making battery pole piece smooth, and the rewinding tension-adjusting gear of energy regulating cell pole piece tensile stress, received described
Material platform end is provided with the rewinding reel for reclaiming and rolling battery pole piece after cutting, is set in the rewinding reel lower end
There are the rewinding arrangements for speed regulation for adjusting the rewinding reel material recovering speed.
6. the laser cutting device of cutting lug according to claim 5, it is characterised in that
The receiving mechanism also includes：It is arranged on the electrostatic precipitator on the rewinding platform；
The electrostatic precipitator is provided with：The upper surface glue class roller and lower surface of battery pole piece upper and lower surface are covered in respectively
Glue class roller, and the sticky roller glue being connected respectively with the upper surface glue class roller and the lower surface glue class roller
Paper.
7. the laser cutting device of cutting lug according to claim 1, it is characterised in that
Including：Two laser cutting devices and the suction corresponding with two laser cutting device positions respectively
Adsorption device；Two adsorbent equipments are using two sliding axle connections, and two ends of two sliding axles are respectively equipped with branch
Seat；Locking device is additionally provided with the adsorbent equipment, the locking device is used to lock the adsorbent equipment, prevents described
Adsorbent equipment is slided on the sliding axle.
8. the laser cutting device of cutting lug according to claim 1, it is characterised in that
The Cutting platform is provided with the drawing material motor for being used for drawing battery pole piece, the measuring and adjusting speed with the drawing material motor connection
Device；
The measuring and adjusting speed device is used for the speed of service for detecting and adjusting battery pole piece on the Cutting platform.
9. a kind of method that laser cutting device cuts lug, it is characterised in that including：
Step one：Manually battery pole piece is placed on laser cutting device；
Step 2：Cutting pattern is set, cutting parameter is set；
Step 3：Start laser cutting device；
Step 4：Impurity or particulate matter on adsorbent equipment, dust exhaust apparatus, electrostatic precipitator operation, absorption battery pole piece, institute
State dust exhaust apparatus to be connected with the laser cutting device, and be close to the upper surface of battery pole piece on Cutting platform, for making
State dust exhaust apparatus to be synchronized with the movement with the laser cutting device, and adsorb the dust or particulate matter of the battery pole piece upper surface；
The dust exhaust apparatus is provided with dust-absorbing box, sweep-up pipe and dust catcher, the dust-absorbing box by the sweep-up pipe with it is described
Dust catcher is connected；The dust-absorbing box is provided with suction port, and the suction port is close to the upper surface of the battery pole piece；
The dust-absorbing box is to be provided with hollow-out parts in the middle part of four side body structures, the dust-absorbing box, for making laser pass through the hollow out
Portion is cut, and the dust exhaust apparatus is additionally provided with fixed part, and the laser cutting device of the fixed part and the laser cutting machine connects
Connect；
The fixed part is used and clamping part is set inside laminated structure, the battery pole piece, and the fixed part of laminated structure is inserted
Enter to the clamping part inside the battery pole piece；
Step 5：Discharge mechanism, receiving mechanism, drawing material motor operation, battery pole piece is conveyed to laser cutting device；
Step 6：Laser cutting device cuts battery pole piece；
Step 7：Blowing tension-adjusting gear, rewinding tension-adjusting gear regulating cell pole piece tension force；
Blowing arrangements for speed regulation adjust blowing spool velocity；
Rewinding arrangements for speed regulation adjust rewinding reel material recovering speed；
Color deviation correcting device recognizes battery pole piece aberration, prevents battery pole piece sideslip；
The driving wheel of adsorbent equipment is rotated, and drives absorption band and driven pulley to rotate, the battery pole piece that transmission absorption takes in absorption；
Step 8：Battery pole piece cutting is completed, and stops laser cutting device operation.
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| CN201410655663.7A CN104384724B (en) | 2014-11-17 | 2014-11-17 | A kind of laser cutting device and its cutting method for cutting lug |
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|---|---|---|---|
| CN201410655663.7A CN104384724B (en) | 2014-11-17 | 2014-11-17 | A kind of laser cutting device and its cutting method for cutting lug |
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| CN104384724A CN104384724A (en) | 2015-03-04 |
| CN104384724B true CN104384724B (en) | 2017-07-21 |
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| CN201410655663.7A Expired - Fee Related CN104384724B (en) | 2014-11-17 | 2014-11-17 | A kind of laser cutting device and its cutting method for cutting lug |
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| CN115091035B (en) * | 2022-06-30 | 2023-06-16 | 中南大学 | Battery cell pole piece production and cutting control system |
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