CN104190708A - Device used for rolling battery pole piece at high speed - Google Patents
Device used for rolling battery pole piece at high speed Download PDFInfo
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- CN104190708A CN104190708A CN201410389534.8A CN201410389534A CN104190708A CN 104190708 A CN104190708 A CN 104190708A CN 201410389534 A CN201410389534 A CN 201410389534A CN 104190708 A CN104190708 A CN 104190708A
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- 238000005096 rolling process Methods 0.000 title claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 239000003292 glue Substances 0.000 claims description 19
- 238000013459 approach Methods 0.000 claims description 16
- 238000005520 cutting process Methods 0.000 claims description 16
- 230000008859 change Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 23
- 238000003860 storage Methods 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 5
- 238000003801 milling Methods 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000007591 painting process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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Abstract
The invention discloses a device used for rolling a battery pole piece at a high speed. The device comprises a control system, two double-station automatic winding and unwinding machines, a band connecting device, a piece storage mechanism and a rolling mechanism. The double-station automatic winding and unwinding machines are arranged at an initial end and a tail end respectively. The band connecting device is arranged on the side face of the output end of a battery pole piece band roll of the double-station automatic winding and unwinding machine arranged at the initial end. The piece storage mechanism and the rolling mechanism are sequentially arranged behind the output end of the band connecting device. The output end of the rolling mechanism is connected with the double-station automatic winding and unwinding machine arranged at the tail end. An automatic roll replacing and band connecting mechanism, the piece storage mechanism and the rolling mechanism are all connected with a control system. According to the device, rolling accuracy can be guaranteed, shutdown is not required in the rolling process, roll replacement and band connection are automatically completed, and therefore automated production is achieved.
Description
Technical field
The present invention relates to a kind of rolling machine, specifically a kind of machine for battery pole piece Rolling Production.
Background technology
Lithium battery is made up of battery core, electrolyte, holding circuit and housing parts, and battery core comprises positive pole, negative pole and barrier film.Anodal and negative pole is all called battery pole piece, and in order to improve the density of battery pole piece surfacing and the uniformity of thickness, positive/negative plate must carry out roll extrusion after painting process, and this operation is called the rolling of battery pole piece.The process of battery pole piece rolling is that battery pole piece is drawn in by the frictional force producing between roll and battery pole piece between the roll of rotation, the process of battery pole piece compressive deformation.
Lithium battery pole slice milling train is called for short milling train, it is one of capital equipment of battery pole piece production line, improving the mill speed of milling train can enhance productivity, but also milling train itself is had higher requirement, the at present the highest about 30m/min of mill speed of milling train on the market, the high energy of minority foreign vendor speed reaches 60m/min, in the time that the speed of milling train is too fast, the rolling thickness of battery pole piece is affected, and precision is difficult to ensure.In the operation of rolling; relate to need to change the battery pole piece roll coil of strip time; also need production line stop; after completing, change of lap tape splicing restarts operation; this mode of production has reduced production efficiency; and high-speed production lines is carried out frequently urgency and stopped, stops, starting also and easily machine is caused to harmful effect, has shortened service life, improve production cost.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of device for high-speed rolling battery pole piece, ensures rolling accuracy, in the operation of rolling, need not shut down, and automatically completes change of lap, tape splicing, realizes automated production.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
For the device of high-speed rolling battery pole piece, comprise control system, double automatic deploying and retracting volume machine, splicing equipment, Xu Pian mechanism and roller press mechanism, described double automatic deploying and retracting volume machine arranges two covers, be placed on respectively initial end and end, splicing equipment is placed on the output side of the battery pole piece roll coil of strip of the double automatic deploying and retracting volume machine of initial end, after the output of splicing equipment, set gradually Xu Pian mechanism and roller press mechanism, the double automatic deploying and retracting volume machine of the output of roller press mechanism and end setting joins, described automatic change of lap tape splicing mechanism, Xu Pian mechanism is all connected with control system with roller press mechanism.
The above-mentioned device for high-speed rolling battery pole piece, described double automatic deploying and retracting volume machine comprises positioner, main shaft and gas expansion shaft, one end of described main shaft is connected with the main motor of drive shaft rotation; The middle part of main shaft is fixedly installed the revolution case with synchronous rotary, and the outside of described revolution case is symmetrical arranged two gas expansion shafts that are arranged in parallel with main shaft centered by main shaft, and the two ends of described gas expansion shaft are connected with revolution case by a cylinder holding device respectively; The other end of main shaft is by the sheathed hollow shaft of bearing, and described hollow shaft is connected with two gas expansion shafts by driving-belt respectively near one end of revolution case; The other end of hollow shaft is connected with two servomotors by driving-belt respectively, and described positioner, cylinder holding device, main motor and servomotor are connected with control system respectively.
The above-mentioned device for high-speed rolling battery pole piece, described cylinder holding device comprises the dop being socketed on gas expansion shaft, the outer end of described dop is fixedly connected with the splined shaft that is set in gas expansion shaft end, the outer end of described splined shaft is connected with hollow shaft by driving-belt, and spline the tip of the axis apical grafting arranges cylinder.
The above-mentioned device for high-speed rolling battery pole piece, described positioner comprises for the rotary encoder of the levelness of setup control main shaft with for realizing the approach switch of accurate location of battery pole piece roll coil of strip rotation process, described rotary encoder is fixedly mounted on one end of main shaft, described approach switch is arranged on the end that approaches a side on splined shaft with rotary encoder most, and the relating dot of approach switch is arranged on the dop corresponding with splined shaft.
The above-mentioned device for high-speed rolling battery pole piece, described splicing equipment comprises the glue laminated roller and the cutting knife that are parallel to each other and arrange, described glue laminated roller and cutting knife all be arranged in parallel with the roll coil of strip, the body of roll of glue laminated roller is fixedly connected with the piston rod of large cylinder by support, described large cylinder is perpendicular with the large center line of cylinder and the central axis of glue laminated roller, the knife back of described cutting knife is fixedly connected with the piston rod of little cylinder, the cylinder body of described little cylinder is fixedly installed on by link on the piston rod of large cylinder, and described large cylinder is all connected with control system with little cylinder.Described splicing equipment also comprises that described sensor is connected with control system for slotted line speed and the sensor with coil diameter.
The above-mentioned device for high-speed rolling battery pole piece, described Xu Pian mechanism comprise frame, by multiple determine deflector roll be arranged in juxtaposition form be fixedly installed on determining guide roller set and being arranged on the drive unit in frame of frame bottom, described drive unit is connected with the moving guide roller set moving up and down by chain, the upper end of moving guide roller set is fixedly connected on one end of chain, and the other end of chain is fixedly connected on the lower end of moving guide roller set after over-driving device.
The above-mentioned device for high-speed rolling battery pole piece, described frame is quadra structure, and the inside of frame is vertically fixedly installed guide post, and the upper end of guide post is fixedly connected with frame top; The lower end of guide post is fixedly connected with frame bottom, and described moving guide roller set installs and is set on guide post, and described guide post fixes respectively sheathed one for limiting the limited block of the extreme position that moving guide roller set slides up and down near the upper/lower terminal of frame inner side.
The above-mentioned device for high-speed rolling battery pole piece, on the chain relative with moving guide roller set, be also fixedly installed the balance weight for balanced dynamic guide roller set gravity, described balance weight, drive unit and moving guide roller set are connected in turn by chain, and balance weight and moving guide roller set are separately positioned on the both sides of drive unit.
The above-mentioned device for high-speed rolling battery pole piece, described roller press mechanism comprises drive motors, preheating apparatus and rolling device, described preheating apparatus comprises four warm-up mills of the battery pole piece for being exported by Xu Pian mechanism around the home, described rolling device comprises topping roll and bottom roll, is provided with the space for the battery pole piece by after being heated by warm-up mill between topping roll and bottom roll; The body of roll of each warm-up mill, topping roll and bottom roll is connected with external heater respectively, and described drive motors is connected with control system.
The above-mentioned device for high-speed rolling battery pole piece, is also connected with splicing equipment between the double automatic deploying and retracting volume machine of the output of roller press mechanism and end.
The beneficial effect that adopts technique scheme to produce is:
The present invention has improved productivity ratio, and the speed of normal production when rolling battery pole piece is 100m/min, and maximum speed reaches 120m/min; Be the 3-4 of common production line doubly.Two stations of double automatic deploying and retracting volume machine can be placed the roll coil of strip, in the time that a station is carried out unwinding and rewinding operation, and installation and wait that another station can the complete independently roll coil of strip, station position can exchange when needed.After double automatic deploying and retracting volume machine and splicing equipment are used in conjunction with, save change of lap and tape splicing time, greatly improved production efficiency.Xu Pian mechanism is arranged on before roller press mechanism; in the time that roller press mechanism is regulated the speed; Xu Pian mechanism storage battery pole piece; after resuming operation speed, roller press mechanism emits battery pole piece; the time that has one section of time delay to wait for while making the speed of local velocity and whole production line inconsistent; need not entirety shut down, realized continuous production.
Two gas expansion shafts of double automatic deploying and retracting volume machine are all for carrying the placing battery pole piece roll coil of strip; in the time that the battery pole piece roll coil of strip on a gas expansion shaft wherein discharges or harvests; main driven by motor main shaft rotation; the revolution case entirety being simultaneously fixed on main shaft is rotated around main shaft, and another root gas expansion shaft that is now positioned at opposite side rotates to operating position, then unreels or winding process; realizing double produces; need not shut down the change of lap that can automatically complete, reduce the change of lap time, improve production efficiency.Gas expansion shaft completes around licking journey by servomotor driven rotary.
Cylinder holding device drives splined shaft and dop to realize linear reciprocating motion realization along gas expansion shaft by cylinder and holds out against and unclamp gas expansion shaft, completing automatic charge and the automatic discharging of the battery pole piece roll coil of strip.The internal keyway of hollow shaft is connected with two gas expansion shafts respectively by driving-belt with outside keyway, is rotated by corresponding driven by servomotor, realizes unreeling or rolling of the battery pole piece roll coil of strip.
Positioner has been realized the accurate location to the battery pole piece roll coil of strip.By setting the levelness of rotary encoder control main shaft, realize battery pole piece roll coil of strip horizontal direction and accurately locate; By setting being a bit associated with approach switch on dop, realize the accurate location in roll coil of strip rotation process.
The side phase apical grafting of the glue laminated roller of splicing equipment and the new roll coil of strip, the bonding strip that the battery pole piece of the former roll coil of strip and the initial end of the new roll coil of strip are arranged is bonding.Small cylinder piston bar is overhanging afterwards; drive cutting knife moves; cut off battery pole piece by blade; complete original tape cut roll disconnected, glue laminated roller can be realized the tape splicing of new roll coil of strip battery pole piece, has realized and in the time producing, has not shut down automatic tape splicing; improve production efficiency; realize the production automation, alleviated operating personnel's labour intensity, reduced production cost.Sensor is for measuring the linear velocity of battery pole piece and the diameter of the roll coil of strip of the roll coil of strip, data reached to the action of controlling large cylinder and little cylinder after control system, realizes automation.
Xu Pian mechanism drives moving guide roller set upward sliding storage battery pole piece in guide post by drive unit; after equipment resumes operation speed, moving guide roller set down sliding is emitted battery pole piece; the time that has one section of time delay to wait for while making the speed of local velocity and whole production line inconsistent; need not entirety shut down; improve production efficiency; the quality of production that ensures battery pole piece, has reduced production cost.
At guide post upper/lower terminal, limited block is set respectively; mechanically the sliding position of moving guide roller set is limited; the sensor arranging in frame inner side limits extreme position by electrical means; there is fierce collision in anti-stop guide roller set and frame, protection is wrapped in the battery pole piece in moving guide roller set.
The tension force that balance weight is conducive to adjust battery pole piece is set, ensures the balance of moving guide roller set, anti-stop guide roller set is fallen.
Roller press mechanism adopts four rollers to preheat, and has increased the heating surface (area) (HS of pole piece coiling, and the heat time, topping roll and bottom roll, by the external heater heating body of roll, fully ensure pole piece hot pressing.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2, Fig. 3 are the structural representations of double automatic deploying and retracting volume machine;
Fig. 4 is the structural representation of splicing equipment;
The structural representation of Fig. 5, Tu6Shi Xupian mechanism.
In figure, 1, double automatic deploying and retracting volume machine, 1-1, swivel joint, 1-2, terminal pad, 1-3, main motor, 1-4, guide roller support, 1-5, aluminium deflector roll, 1-6, the first synchronizing wheel, 1-7, shaft coupling, 1-8, servomotor, 1-9, the second synchronizing wheel, 1-10, cylinder, 1-11, dop, 1-12, gas expansion shaft, 1-13, splined shaft, 1-14, revolution case, 1-15, main shaft, 1-16, hollow shaft, 1-17, Timing Belt, 1-18, rotary encoder, 1-19, approach switch, 2, splicing equipment, 2-1, glue laminated roller, 2-2, cutting knife, 2-3, little cylinder, 2-4, large cylinder, 2-5, sensor, 2-6, side plate, 2-7, deflector roll, 3, Xu Pian mechanism, 3-1, drive unit, 3-2, frame, 3-3, moving guide roller set, 3-4, chain, 3-5, determine guide roller set, 3-6, battery pole piece, 3-7, guide post, 3-8, limited block, 3-9, sensor, 3-10, balance weight, 4, roller press mechanism, 4-1, warm-up mill, 4-2 topping roll, 4-3, bottom roll, 4-4, hydraulic means.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
As shown in Figure 1, device for high-speed rolling battery pole piece comprises control system, double automatic deploying and retracting volume machine 1, splicing equipment 2, Xu Pian mechanism 3 and roller press mechanism 4, described double automatic deploying and retracting volume machine 1 arranges two covers, be placed on respectively initial end and end, splicing equipment 2 is placed on the output side of the battery pole piece roll coil of strip of the double automatic deploying and retracting volume machine 1 of initial end, after the output of splicing equipment 2, set gradually Xu Pian mechanism 3 and roller press mechanism 4, the double automatic deploying and retracting volume machine 1 of the output of roller press mechanism 4 and end setting joins, described automatic change of lap tape splicing mechanism, Xu Pian mechanism 3 is all connected with control system with roller press mechanism 4.
Described double automatic deploying and retracting volume machine 1 structure as shown in Figure 2, comprises main motor 1-3, main shaft 1-15, revolution case 1-14, gas expansion shaft 1-12, servomotor 1-8, hollow shaft 1-16, cylinder holding device and positioner.
One end of described main shaft 1-15 is connected with the output of main motor 1-3, rotates around central axis by main motor 1-3 drive shaft 1-15.The output of described main motor 1-3 is also fixedly connected with a swivel joint 1-1 by terminal pad 1-2, and described swivel joint 1-1 is gas electric hybrid type swivel joint, for arrange tracheae and electric wire simultaneously, realizes gas circuit and electric wire two-way and distributes, and saves space.
The middle part of main shaft 1-15 fixedly installs revolution case 1-14 is set, and described revolution case 1-14 is a square frame structure, in the time that main shaft rotates, drives revolution case synchronous rotary centered by main shaft.The corresponding double of described gas expansion shaft 1-12, arrange altogether two, centered by main shaft 1-15, be symmetricly set on the outside of revolution case 1-14, the two ends of gas expansion shaft 1-12 are installed in frame structure by a cylinder holding device respectively, 1-15 is arranged in parallel with main shaft, in the time of revolution case 1-14 rotation, two gas expansion shafts rotate around main shaft.
Described cylinder holding device arranges quadruplet altogether, is set in the two ends of two gas expansion shaft 1-12.Cylinder holding device comprises dop 1-11, splined shaft 1-13 and cylinder 1-10.It is upper that described dop 1-11 is socketed in gas expansion shaft 1-12, and the outer end of dop 1-11 is fixedly connected with the splined shaft 1-13 that is set in gas expansion shaft 1-12 end, and the end apical grafting of described splined shaft 1-13 arranges cylinder 1-10.Drive splined shaft and dop on gas expansion shaft, to realize linear reciprocating motion by cylinder and complete and hold out against and unclamp gas expansion shaft, thereby carry out automatic charge and the automatic discharging of the battery pole piece roll coil of strip.
As shown in Figure 3, middle part at main shaft 1-15 is also fixedly installed guide roller support 1-4, the outer end of described guide roller support 1-4 is fixedly installed two symmetrical aluminium deflector roll 1-5 centered by main shaft 1-15, aluminium deflector roll 1-5 and the gas expansion shaft 1-12 layout that is parallel to each other, and the plane at the plane at the place, axis of two aluminium deflector roll 1-5 and the place, axis of two gas expansion shaft 1-12 is arranged vertically mutually, described aluminium deflector roll 1-5 is for guiding and the battery-mounted pole piece roll coil of strip.
The other end at main shaft 1-15 passes through the sheathed hollow shaft 1-16 of bearing, and described hollow shaft 1-16 is connected with the outer end of two splined shaft 1-13 by driving-belt respectively with outside keyway near the internal keyway of one end of revolution case 1-14; Internal keyway is connected with two servomotor 1-8 by Timing Belt 1-17 respectively with the other end of outside keyway, also can select other driving-belt, as belt, chain etc.The internal keyway of hollow shaft is rotated by corresponding driven by servomotor respectively with outside keyway, drives two gas expansion shafts that are equipped with mutually with splined shaft to rotate around axis separately, realizes unreeling or rolling of the battery pole piece roll coil of strip.
The accurate location of described positioner for realizing the battery pole piece roll coil of strip, positioner comprises rotary encoder 1-18 and approach switch 1-19, described rotary encoder 1-18 is fixedly mounted on one end of main shaft, in the present embodiment, rotary encoder 1-18 is fixedly mounted on main shaft 1-15 and arranges the end of hollow shaft 1-16 mono-side, by the levelness of the setup control main shaft 1-15 to rotary encoder 1-18, realize roll coil of strip horizontal direction and accurately locate.The accurate location of described approach switch 1-19 for realizing battery pole piece roll coil of strip rotation process, approach switch 1-19 is arranged on the upper and rotary encoder 1-18 of splined shaft 1-13 and approaches most the end of a side, approach switch 1-19 in the present embodiment is arranged on the spline the tip of the axis near hollow shaft 1-16 mono-side, and the relating dot of approach switch 1-19 is arranged on the corresponding dop 1-11 being equipped with mutually with splined shaft 1-13.
Described splicing equipment 2 structures as shown in Figure 4, comprise side plate 2-6, are provided with sensor 2-5, large cylinder 2-4, stingy cylinder 2-3, glue laminated roller 2-1 and cutting knife 2-2 on described side plate 2-6.Described sensor 2-5 is used for the linear velocity of the battery pole piece of measuring the new roll coil of strip, can also measure the diameter of the former roll coil of strip or the new roll coil of strip simultaneously.Described automatic splicing equipment is also provided with control system, and described sensor 2-5, large cylinder 2-4 are all connected with control system with stingy cylinder 2-3, and described control system is for controlling the overall operation of automatic splicing equipment.On side plate 2-6, be also provided with multiple deflector roll 2-7, described deflector roll 2-7 moves for traction battery pole piece.
Described glue laminated roller 2-1 and the cutting knife 2-2 layout that is parallel to each other, is arranged on the output of the new roll coil of strip, parallel with the new roll coil of strip respectively.The body of roll of glue laminated roller 2-1 is fixedly connected on by support on the piston rod of large cylinder 2-4, and the large center line of cylinder 2-4 and the central axis of glue laminated roller 2-1 are perpendicular, is realized and being moved up and down by the push-and-pull of large cylinder 2-4 piston rod.In the present embodiment, described large cylinder 2-4 be arranged on the new roll coil of strip side-lower, large cylinder 2-4 is obliquely installed, the center line of large cylinder 2-4, the central axis of glue laminated roller 2-1 are positioned at same plane with the central axis of the new roll coil of strip.
Described cutting knife 2-2 and glue laminated roller 2-1 are arranged in parallel, and the blade of cutting knife 2-2 is near the side of the new roll coil of strip, and for ensureing to cut off smoothly fast battery pole piece, the blade of described cutting knife can be designed to zigzag or wave-like.The knife back of cutting knife 2-2 is fixedly connected on the piston rod of stingy cylinder 2-3, and cutting knife 2-2 is realized and being moved up and down by the push-and-pull of the piston rod of stingy cylinder 2-3.On the piston rod of large cylinder 2-4, the below vertical piston bar that is positioned at glue laminated roller 2-1 is fixedly installed a link, the cylinder body of described stingy cylinder 2-3 is fixedly installed on link, stingy cylinder 2-3 and large cylinder 2-4 are parallel to each other, and stingy cylinder 2-3 realizes mass motion under the piston rod push-and-pull action of large cylinder 2-4.
The structure of described Xu Pian mechanism 3 as shown in Figure 5, Figure 6, comprises drive unit 3-1, frame 3-2, determines guide roller set 3-5 and moving guide roller set 3-3.Described drive unit 3-1 is connected with control system, and drive unit 3-1 is furnished with magnetic powder cluth and is connected with the speed measuring device of miscellaneous equipment.Described drive unit 3-1, determine guide roller set 3-5 and moving guide roller set 3-3 is connected with each other by chain 3-4.
Described frame 3-2 is a quadra structure, is fixedly installed drive unit 3-1 in a side on frame 3-2 top, and drive unit 3-1 can select motor or the rotating shaft by external force driven rotary etc.The bottom of frame 3-2 is fixedly installed determines guide roller set 3-5, describedly determines guide roller set 3-5 and comprises multiple deflector rolls of determining that are arranged in parallel in frame, selects altogether seven and determine deflector roll in the present embodiment, determines deflector roll and be all fixedly installed on the bottom of frame for seven, horizontally in a row.
In frame 3-2, be also fixedly installed some guide post 3-7, described guide post 3-7 is an isometrical round bar, arranges altogether four in the present embodiment, is two row two row and is arranged in parallel.Guide post 3-7 is vertically fixedly installed in frame 3-2, and the top of guide post 3-7 is fixedly connected with the top of frame 3-2; The bottom of the bottom of guide post 3-7 and frame 3-2 is fixedly linked.
Described moving guide roller set 3-3 comprises connecting plate and is fixed on the multiple deflector rolls on connecting plate.The stripe board that described connecting plate is arranged horizontally, in the present embodiment, arranging two is arranged in parallel, through hole is vertically offered at the two ends of described connecting plate, in each through hole, be fixedly installed respectively a linear bearing, installed and be set in guide post 3-7 above by linear bearing, connecting plate can slide along guide post easy on and off.The end face of connecting plate is all connected in series with chain 3-4 mutually with bottom surface, described chain 3-4 with the route that is connected in series of each parts is: one end of chain is fixedly connected on the end face of connecting plate, afterwards the other end of chain walk around in turn drive unit rotating shaft, first determines deflector roll, be fixedly connected on the bottom surface of connecting plate.For anti-stop guide roller set is fallen, ensure the balance of moving guide roller set, determine to be also fixedly connected with on the chain between deflector roll balance weight 3-10 at the rotating shaft of drive unit and first.For ensureing connecting plate sliding stability in guide post, at the other end of connecting plate, the second chain is set, wherein the second chain is set on the synchronization steering wheel on frame top, synchronization steering wheel is connected by Timing Belt with the output shaft of drive unit, the rotary speed that ensures synchronization steering wheel is identical with the output shaft of drive unit, the speed that detours of the second chain and direction are all consistent with chain 3-4, the second chain with the route that is connected in series of each parts is: one end of the second chain is fixedly connected on the end face of connecting plate, the other end of chain is walked around synchronizing wheel in turn afterwards, balance weight, determine deflector roll for the 7th, be fixedly connected on the bottom surface of connecting plate.
In a row being arranged in juxtaposition of deflector roll of described moving guide roller set, is arranged between two connecting plates, and the two ends of deflector roll are fixedly connected with respectively at two connecting plates.The quantity of deflector roll is with to determine deflector roll quantity corresponding, and in the present embodiment, deflector roll has six.Battery pole piece in the mode of detouring of determining the moving guide roller set of deflector roll combination is: first pass through first and determine deflector roll below, traction is to first deflector roll place, from top is walked around, determine deflector roll below to second, and interval is wound around successively, finally determines to lay out below deflector roll by the 7th.
For anti-stop guide roller set and the fierce collision of frame generation; protection is wrapped in moving guide roller set and determines the battery pole piece in guide roller set; bottom at the top of the guide post 3-7 near frame top inner surface and the guide post of close frame bottom inner surface is fixedly installed respectively a limited block 3-8; described limited block 3-8 is the disk that a size is greater than guide post diameter; described disk is sheathed is fixed on guide post 3-7 above, the extreme position sliding up and down for limiting moving guide roller set 3-3.Also be fixedly installed sensor 3-9 in frame 3-2 inner side, described sensor 3-9 is used for responding to moving guide roller set 3-3 extreme position.Sensor 3-9 is connected with control system, and the signal sensing is passed in control system.Adopt mechanical electric to control the mode of the extreme position that moving guide roller set slides up and down simultaneously, ensured reliability.
Described roller press mechanism 4 comprises drive motors, preheating apparatus, hydraulic means 4-4 and rolling device.Described drive motors, hydraulic means 4-4 and rolling device are all connected with control system.
Described preheating apparatus comprises four warm-up mill 4-1 of the battery pole piece for being exported by Xu Pian mechanism 3 around the home.Described rolling device comprises topping roll 4-2 and bottom roll 4-3, drives the high-power worm-gear speed reducer of employing of topping roll 4-2 and bottom roll 4-3 motion, has both ensured power demand, ensures again noise requirement.Between topping roll and bottom roll, be provided with the space for the battery pole piece by after being heated by warm-up mill; The body of roll of each warm-up mill, topping roll and bottom roll is provided with for the mobile passage of heating oil, and warm-up mill 4-1, topping roll 4-2 are connected with external heater with heating oil respectively with bottom roll 4-3.
Described hydraulic means 4-4 is arranged on bottom roll below, and hydraulic means comprises partition rubber roll and top air cylinder.Described partition rubber roll is arranged on the front of the input of bottom roll, and top air cylinder is connected with partition rubber roll.Battery pole piece is after automatic tape splicing, at joint thickening, can damage topping roll and bottom roll if be directly rolled, before joint is through topping roll and bottom roll, two rolls separately, behind keeping clear of joints place, two rolls close again again, proceed Rolling Production, topping roll and bottom roll need to separate and close immediately again in short-term.Use hydraulic means to respond fast, shorten the folding time.Push up when cutting off on rubber roll, play the effect of tension force partition, Xu Pian mechanism starts to hold sheet, battery pole piece joint by topping roll and bottom roll after, two rolls close, separately, Xu Pian mechanism discharges battery pole piece to glue laminated roller simultaneously, whole production line continues to move.
Foregoing description is the enforceable technical scheme of the present invention, and for general technical staff of the technical field of the invention, the simple deduction or replace of making without departing from the inventive concept of the premise, all drop in protection scope of the present invention.
Claims (10)
1. for the device of high-speed rolling battery pole piece, it is characterized in that: comprise control system, double automatic deploying and retracting volume machine (1), splicing equipment (2), Xu Pian mechanism (3) and roller press mechanism (4), described double automatic deploying and retracting volume machine (1) arranges two covers, be placed on respectively initial end and end, splicing equipment (2) is placed on the output side of the battery pole piece roll coil of strip of the double automatic deploying and retracting volume machine (1) of initial end, after the output of splicing equipment (2), set gradually Xu Pian mechanism (3) and roller press mechanism (4), the double automatic deploying and retracting volume machine (1) that the output of roller press mechanism (4) and end arrange joins, described automatic change of lap tape splicing mechanism, Xu Pian mechanism (3) is all connected with control system with roller press mechanism (4).
2. the device for high-speed rolling battery pole piece according to claim 1, it is characterized in that: described double automatic deploying and retracting volume machine (1) comprises positioner, main shaft (1-15) and gas expansion shaft (1-12), one end of described main shaft (1-15) is connected with the main motor (1-3) of drive shaft (1-15) rotation; The middle part of main shaft (1-15) is fixedly installed the revolution case (1-14) with (1-15) synchronous rotary, the outside of described revolution case (1-14) is symmetrical arranged two gas expansion shafts (1-12) that are arranged in parallel with main shaft (1-15) centered by main shaft (1-15), and the two ends of described gas expansion shaft (1-12) are connected with revolution case (1-14) by a cylinder holding device respectively; The other end of main shaft (1-15) is by the sheathed hollow shaft of bearing (1-16), and described hollow shaft (1-16) is connected with two gas expansion shafts (1-12) by driving-belt respectively near one end of revolution case (1-14); The other end of hollow shaft (1-16) is connected with two servomotors (1-8) by driving-belt respectively, and described positioner, cylinder holding device, main motor (1-3) and servomotor (1-8) are connected with control system respectively.
3. the device for high-speed rolling battery pole piece according to claim 2, it is characterized in that: described cylinder holding device comprises the dop (1-11) being socketed on gas expansion shaft (1-12), the outer end of described dop (1-11) is fixedly connected with the splined shaft (1-13) that is set in gas expansion shaft (1-12) end, the outer end of described splined shaft (1-13) is connected with hollow shaft (1-16) by driving-belt, and the end apical grafting of splined shaft (1-13) arranges cylinder (1-10).
4. the device for high-speed rolling battery pole piece according to claim 2, it is characterized in that: described positioner comprises for the rotary encoder (1-18) of the levelness of setup control main shaft (1-15) with for realizing the approach switch (1-19) of accurate location of battery pole piece roll coil of strip rotation process, described rotary encoder (1-18) is fixedly mounted on one end of main shaft, described approach switch (1-19) is arranged on the upper and rotary encoder (1-18) of splined shaft (1-13) and approaches most the end of a side, the relating dot of approach switch (1-19) is arranged on the dop (1-11) corresponding with splined shaft (1-13).
5. the device for high-speed rolling battery pole piece according to claim 1, it is characterized in that: described splicing equipment (2) comprises the glue laminated roller (2-1) and the cutting knife (2-2) that are parallel to each other and arrange, described glue laminated roller (2-1) and cutting knife (2-2) all be arranged in parallel with the roll coil of strip, the body of roll of glue laminated roller (2-1) is fixedly connected with the piston rod of large cylinder (2-4) by support, described large cylinder (2-4) is perpendicular with the large center line of cylinder (2-4) and the central axis of glue laminated roller (2-1), the knife back of described cutting knife (2-2) is fixedly connected with the piston rod of little cylinder (2-3), the cylinder body of described little cylinder (2-3) is fixedly installed on by link on the piston rod of large cylinder (2-4), described large cylinder (2-4) is all connected with control system with little cylinder (2-3).Described splicing equipment (2) also comprises that described sensor (2-5) is connected with control system for slotted line speed and the sensor (2-5) with coil diameter.
6. the device for high-speed rolling battery pole piece according to claim 1, it is characterized in that: described Xu Pian mechanism (3) comprises frame (3-2), by multiple determine deflector roll be arranged in juxtaposition form be fixedly installed on determining guide roller set (3-5) and being arranged on the drive unit (3-1) in frame (3-2) of frame (3-2) bottom, described drive unit (3-1) is connected with the moving guide roller set (3-3) moving up and down by chain (3-4), the upper end of moving guide roller set (3-3) is fixedly connected on one end of chain (3-4), the other end of chain (3-4) is fixedly connected on the lower end of moving guide roller set (3-3) after over-driving device (3-1).
7. the device for high-speed rolling battery pole piece according to claim 6, it is characterized in that: described frame (3-2) is quadra structure, the inside of frame (3-2) is vertically fixedly installed guide post (3-7), and the upper end of guide post (3-7) is fixedly connected with frame top; The lower end of guide post (3-7) is fixedly connected with frame bottom, described moving guide roller set (3-3) installs that to be set in guide post (3-7) upper, and described guide post (3-7) fixes respectively sheathed one for limiting the limited block (3-8) of the extreme position that moving guide roller set (3-3) slides up and down near the upper/lower terminal of frame inner side.
8. the device for high-speed rolling battery pole piece according to claim 7, it is characterized in that: on the chain (3-4) relative with moving guide roller set (3-3), be also fixedly installed the balance weight (3-10) for balanced dynamic guide roller set (3-3) gravity, described balance weight (3-10), drive unit (3-1) and moving guide roller set (3-3) are connected in turn by chain (3-4), and balance weight (3-10) and moving guide roller set (3-3) are separately positioned on the both sides of drive unit (3-1).
9. the device for high-speed rolling battery pole piece according to claim 1, it is characterized in that: described roller press mechanism (4) comprises drive motors, preheating apparatus and rolling device, described preheating apparatus comprises four warm-up mills (4-1) of the battery pole piece for being exported by Xu Pian mechanism (3) around the home, described rolling device comprises topping roll (4-2) and bottom roll (4-3), is provided with the space for the battery pole piece by after being heated by warm-up mill between topping roll and bottom roll; The body of roll of each warm-up mill, topping roll and bottom roll is connected with external heater respectively, and described drive motors is connected with control system.
10. according to the device for high-speed rolling battery pole piece described in claim 1～9 any one, it is characterized in that: between the output of roller press mechanism (4) and the double automatic deploying and retracting of end volume machine (1), be also connected with splicing equipment (2).
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| CN201410389534.8A CN104190708B (en) | 2014-08-08 | 2014-08-08 | For the device of high-speed rolling battery pole piece |
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| CN201410389534.8A CN104190708B (en) | 2014-08-08 | 2014-08-08 | For the device of high-speed rolling battery pole piece |
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| CN104190708B CN104190708B (en) | 2016-01-13 |
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| CN105521993A (en) * | 2016-02-02 | 2016-04-27 | 佛山市金银河智能装备股份有限公司 | Steam heating type roller press |
| CN106736591A (en) * | 2017-01-24 | 2017-05-31 | 响水县融升空调设备有限公司 | A kind of automated production equipment for breathing out fragrant anchor fixing groove |
| CN106784604A (en) * | 2017-01-23 | 2017-05-31 | 合肥国轩高科动力能源有限公司 | A kind of equipment for synthesizing composite bed on battery pole piece surface |
| CN108598547A (en) * | 2018-04-27 | 2018-09-28 | 深圳市诚捷智能装备股份有限公司 | battery making machine |
| CN109665353A (en) * | 2018-12-24 | 2019-04-23 | 时代上汽动力电池有限公司 | Constant tension system and based on its avoid diaphragm cold pressing cross band owe extending method |
| CN110045660A (en) * | 2019-05-14 | 2019-07-23 | 河北工业大学 | A kind of digitlization pole piece milling train integrated manipulator |
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| CN111312986A (en) * | 2020-03-05 | 2020-06-19 | 湖北亿纬动力有限公司 | Method and device for removing dust on surface of pole piece in lithium ion battery sheet making stage |
| CN111960155A (en) * | 2019-09-30 | 2020-11-20 | 广东利元亨智能装备股份有限公司 | Automatic tape splicing device and unreeling device with same |
| CN112599725A (en) * | 2020-12-23 | 2021-04-02 | 深圳赛骄阳能源科技股份有限公司 | Method for improving rolling efficiency of lithium ion battery pole piece |
| CN112705781A (en) * | 2020-12-23 | 2021-04-27 | 二重（德阳）重型装备有限公司 | Pinch roll device |
| WO2023093338A1 (en) * | 2021-11-29 | 2023-06-01 | 宁德时代新能源科技股份有限公司 | Press roller, rolling device, and method for manufacturing plate |
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| CN106784604B (en) * | 2017-01-23 | 2023-08-04 | 合肥国轩高科动力能源有限公司 | Equipment for synthesizing composite layer on surface of battery pole piece |
| CN106784604A (en) * | 2017-01-23 | 2017-05-31 | 合肥国轩高科动力能源有限公司 | A kind of equipment for synthesizing composite bed on battery pole piece surface |
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| CN109665353A (en) * | 2018-12-24 | 2019-04-23 | 时代上汽动力电池有限公司 | Constant tension system and based on its avoid diaphragm cold pressing cross band owe extending method |
| CN110045660A (en) * | 2019-05-14 | 2019-07-23 | 河北工业大学 | A kind of digitlization pole piece milling train integrated manipulator |
| CN110045660B (en) * | 2019-05-14 | 2023-10-20 | 河北工业大学 | Digital pole piece rolling mill integrated controller |
| CN111960155A (en) * | 2019-09-30 | 2020-11-20 | 广东利元亨智能装备股份有限公司 | Automatic tape splicing device and unreeling device with same |
| CN110894029A (en) * | 2019-11-25 | 2020-03-20 | 昆山聚创新能源科技有限公司 | Winding and unwinding structure of battery pole piece |
| CN111312986A (en) * | 2020-03-05 | 2020-06-19 | 湖北亿纬动力有限公司 | Method and device for removing dust on surface of pole piece in lithium ion battery sheet making stage |
| CN112705781B (en) * | 2020-12-23 | 2022-03-18 | 二重（德阳）重型装备有限公司 | Pinch roll device |
| CN112705781A (en) * | 2020-12-23 | 2021-04-27 | 二重（德阳）重型装备有限公司 | Pinch roll device |
| CN112599725A (en) * | 2020-12-23 | 2021-04-02 | 深圳赛骄阳能源科技股份有限公司 | Method for improving rolling efficiency of lithium ion battery pole piece |
| WO2023093338A1 (en) * | 2021-11-29 | 2023-06-01 | 宁德时代新能源科技股份有限公司 | Press roller, rolling device, and method for manufacturing plate |
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Address after: 054001 two dry river street, Xingtai Development Zone, Hebei, China Applicant after: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Address before: 054001 two dry river street, Xingtai Development Zone, Hebei, China Applicant before: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. TO: XINGTAI NAKNOR TECHNOLOGY CO., LTD. |
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Denomination of invention: Device used for rolling battery pole piece at high speed Effective date of registration: 20180620 Granted publication date: 20160113 Pledgee: Bank of Xingtai Limited by Share Ltd day one branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2018130000008 |
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Date of cancellation: 20180709 Granted publication date: 20160113 Pledgee: Bank of Xingtai Limited by Share Ltd day one branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2018130000008 |