CN104979523A - Method for manufacturing a sheet material with a coating material, and a device for manufacturing an electrode plate of a battery - Google Patents
Method for manufacturing a sheet material with a coating material, and a device for manufacturing an electrode plate of a battery Download PDFInfo
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- CN104979523A CN104979523A CN201510153360.XA CN201510153360A CN104979523A CN 104979523 A CN104979523 A CN 104979523A CN 201510153360 A CN201510153360 A CN 201510153360A CN 104979523 A CN104979523 A CN 104979523A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/24—Alkaline accumulators
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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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
Abstract
The present invention provides a method for manufacturing a sheet material with a coating material, and a device for manufacturing an electrode plate of a battery, wherein, the method can determine each sheet material with the coating material cutted from a supply-continuously core material. A manufacturing device (10) for the sheet material (1) with the coating material includes a record device (12), a first weight measurement device (13), a filling device (14), a rolling device (15), a distance measuring device (16), a second weight measuring device (18) and a server (20). Each cutted sheet material (1) with the coating material is determined according to an identifier (3) recorded on each sheet material (1) with the coating material. A filling amount (W) of the coating material (4) filled in the core material (2) is calculated with a high accuracy via a calculating part (23) of the server (20) by utilizing the weight (M1) based on the first weight measurement device (13), the weight (M2) based on the second weight measurement device, and an elongation based on the distance measuring device (16).
Description
Technical field
The present invention relates to the manufacturing installation of manufacture method with the light sheet material of coating material and plate of battery.
Background technology
As the power supply of various electronic equipment and the pole plate used in the storage battery such as the alkaline battery be widely used or lithium ion battery when alkaline battery, positive pole uses nickel pole, negative pole uses cadmium pole or hydrogen storage alloy pole etc., in lithium ion battery, use lithium metal oxide pole, graphite pole etc.
As the manufacture method of such plate of battery, propose following method etc.: such as in the groove that the slurry comprising active material is housed continuously supply as the Porous metal substrate of the band shape of core, mix paste is filled in substrate, next by rolling smoother to substrate surface smoothingization being filled with mix paste, carry out after drying rolling (with reference to patent documentation 1), or, Porous metal substrate is advanced along its length, and come substrate filling paste (with reference to patent documentation 2) from the two-sided nozzle ejection mix paste close to substrate.
In the plate of battery manufactured like this, because the loading of the active material of filling metal core has a significant impact battery performance, therefore expect to measure as far as possible exactly in the fabrication process to the loading of the active material that metal core is filled, such as, Patent Document 3 discloses following method: the metal core supplied by making X-ray transparent calculates the weight of metal core, after active material is filled to this metal core, again make X-ray transparent and calculate the weight of the metal core being filled with active material, the weight difference measured by these carrys out the weight of calculated activity material.
The flat 1-163965 publication of [patent documentation 1] Japanese Laid-Open
The flat 9-106815 publication of [patent documentation 2] Japanese Laid-Open
No. 2002/003487th, [patent documentation 3] International Publication
But, in the method shown in above-mentioned patent documentation 3, can obtain and the filling weight after active material has just been filled to metal core, but, obtain the size being processed as regulation accurately and the filling weight of active material in the pole plate of the finished goods obtained or middle finished goods is difficult.This be due to, generally, in the manufacturing process of plate of battery, after active material is filled to metal core, carry out the calendering based on roll extrusion, and be adjusted to the thickness of regulation, but, based on the extension of the pole plate produced when rolling, the weight of metal core on the per unit area of pole plate or the filling weight of active material change.
In addition, in method as described above, after the coating material as active material is filled to the initial core of supply continuously, the light sheet material with coating material of strip is cut to.If can determine that each light sheet material with coating material from which position of the core of supply continuously takes out, then can carry out the tracking of the light sheet material with coating material, expect various application.
Summary of the invention
The invention provides a kind of manufacture method of the light sheet material with coating material and the manufacturing installation of plate of battery that can determine each light sheet material with coating material cut off from the core of supply continuously.
The manufacture method of the light sheet material with coating material of the present invention has: supply step, supplies core continuously; Charge to operation, identifier is logged on described core with the interval of regulation; Filling work procedure, is filled in described core by the coating material of ormal weight; Calendering procedure, rolls the core being filled with described coating material; Manufacturing procedure, is cut to the size of regulation by the core after described calendering; And determine operation, the described identifier charged to separately according to the multiple light sheet materials with coating material generated in described manufacturing procedure, determines each light sheet material with coating material.
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as also have: the 1st weight measurement operation, described charge to operation after and before described filling work procedure, core described in radiation exposure is measured transit dose, according to this transit dose, obtain with the weight of the described identifier described core that is basic point, and store explicitly with described identifier; Percentage elongation calculation process, it is after described calendering procedure and before described manufacturing procedure, by measuring the distance between the described identifier being filled with the core of described coating material, obtaining the percentage elongation of described core based on calendering, and storing explicitly with described identifier; 2nd weight measurement operation, measures the weight being filled with the core of described coating material after described manufacturing procedure, and stores explicitly with described identifier; And operational process, be used in the weight stored respectively in described 1st weight measurement operation and described 2nd weight measurement operation and the percentage elongation stored in described percentage elongation calculation process, obtain the loading of the coating material that the core corresponding with described identifier is filled.
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as, when the weight stored in described 1st weight measurement operation be M1, the weight that stores in described 2nd weight measurement operation is M2, the percentage elongation that stores in described percentage elongation calculation process is E% time, the loading W being filled in the described coating material of described core is obtained by formula (1) below
W＝(M2－M1)/(1+0.01E)…(1)。
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as, described coating material is active material for battery, and the described light sheet with coating material is electrode for cell.
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as, described active material for battery is the powder based on nickel hydroxide or hydrogen storage alloy.
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as, the described radioactive ray carrying out irradiating in described 1st weight measurement operation are X ray.
As a mode of the manufacture method of the light sheet material with coating material of the present invention, such as, described core is foaming shape nickel metal porous body.
The manufacturing installation of plate of battery of the present invention has: supply unit, and it supplies core continuously; Charge to device, the identifier of the basic point as weight measurement is logged on described core with the interval of regulation by it; 1st Weight-measuring device, core described in radiation exposure is measured transit dose by it, according to this transit dose, obtains with the 1st weight of the described identifier described core that is basic point; Filling device, it fills the active material for battery of ormal weight to measuring the described core after described 1st weight; Calender device, it rolls the core being filled with described active material for battery; Distance-measuring device, it measures the distance between the described identifier being filled with the core of described active material for battery after calendering; Percentage elongation calculating part, it obtains the percentage elongation of described core based on calendering, and stores explicitly with described identifier; Processing unit (plant), the core being filled with described active material for battery after calculating described percentage elongation is cut to the size of regulation by it; 2nd Weight-measuring device, it measures the 2nd weight being filled with the core of described active material for battery after cutting off; And operational part, it uses described 1st weight, described 2nd weight and described percentage elongation to obtain the loading of the active material for battery that the core corresponding with described identifier is filled.
As a mode of the manufacturing installation of plate of battery of the present invention, such as, charge to device described in comprise and the identification sign of the basic point as the weight measurement mark be logged on described core charged to device and the identiflication number that the identiflication number of the basic point as weight measurement is logged on described core is charged to device.
As a mode of the manufacturing installation of plate of battery of the present invention, such as, described 1st Weight-measuring device is the X ray Weight-measuring device of irradiate X-rays as described radioactive ray.
According to the present invention, for the core of continuously supply, charge to identifier charging in operation, fill coating material in filling work procedure after, in manufacturing procedure, be cut to the light sheet material with coating material.By reading each identifier with the light sheet material of coating material is charged to, can determine it is to take out from which position of the core of continuously supply, the tracking of the light sheet material with coating material can be carried out.In addition, when generation defect etc., due to its producing cause can be determined, so the light sheet material with coating material of quality assurance can be provided.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of an example of the manufacturing installation that the light sheet material with coating material of the present invention is shown.
Fig. 2 is the block diagram that the manufacturing process of the light sheet material with coating material of the present invention and an example of device are shown.
Fig. 3 illustrates the supply step (1) of the light sheet material with coating material of the present invention, charges to the summary of operation (2) and the 1st weight measurement operation (3), wherein, a () is schematic diagram, (b) is flow chart.
Fig. 4 is by the details schematic diagram shown in summary in the device of concrete execution mode charging to operation (2) and the 1st weight measurement operation (3) of the light sheet material with coating material of the present invention.
Fig. 5 is the list being stored in an example of the data in storage part that the light sheet material with coating material of the present invention is shown.
Fig. 6 illustrates the filling work procedure (4) of the light sheet material with coating material of the present invention and the summary of calendering procedure (5), wherein, a () is schematic diagram, b () is the flow chart of filling work procedure (4), (c) is the flow chart of calendering procedure (5).
Fig. 7 illustrates the summary of the range measurement operation (6) of the light sheet material with coating material of the present invention, manufacturing procedure (7) and the 2nd weight measurement operation (8), wherein, a () is schematic diagram, (b) is flow chart.
Label declaration
1: with the light sheet material of coating material; 2: core; 3: identifier; 3a: identification sign; 3b: identiflication number; 4: coating material; 10: with the manufacturing installation of the light sheet material of coating material; 11: supply unit; 12: charge to device (laser marker); 13: the 1 Weight-measuring devices (X ray Weight-measuring device); 14: filling device; 15: calender device; 16: distance-measuring device; 17: processing unit (plant); 18: the 2 Weight-measuring devices; 20: server; 21: control part; 22: storage part; 23: operational part; 24: percentage elongation calculating part.
Embodiment
According to Fig. 1 ~ Fig. 7, the preferred implementation of the manufacture method of the light sheet material with coating material that the present invention relates to and the manufacturing installation of manufacturing installation and plate of battery is described in detail below.
Fig. 1 is the schematic diagram of an example of the manufacturing installation that the light sheet material with coating material of the present invention is shown, Fig. 2 is the block diagram that the manufacturing installation of the light sheet material with coating material of the present invention and an example of manufacture method are shown.In embodiments, as an example, manufacturing installation and the manufacture method of plate of battery (positive plate such as use for nickel-hydrogen battery) is shown.
Light sheet material 1 with coating material such as uses in the plate of battery (positive electrode material) of a kind of Ni-MH battery as alkaline battery.Then, the positive pole of Ni-MH battery forms in core 2 (substrate, holder) etc. by the nickel hydroxide isoreactivity material of such as pulp-like being embedded regulation.Particularly the positive pole of foaming metal formula (SME:Sponge Metal) is filled in its emptying aperture as core 2 and by active material (nickel hydroxide) by the metal of the foaming shape using Porous and forms.In addition, core 2 uses such as from the porous plastid as Foamed Nickel film of the mother metal manufacture of polyurathamc.
With the manufacturing installation 10 of the light sheet material 1 of coating material by supply unit 11, charge to device (laser marker) the 12, the 1st Weight-measuring device (X ray Weight-measuring device) 13, filling device 14, calender device 15, distance-measuring device 16, processing unit (plant) 17, the 2nd Weight-measuring device 18 and server 20 and form.Server 20 is master computers, and it has: the control part 21 controlling each device and server entirety; Store the storage part 22 of various data or program; The operational part 23 of the weight of computing core 2; And the percentage elongation calculating part 24 of the percentage elongation of calculating core 2.In addition, charge to device 12 there is mark to charge to device 12a and identiflication number charges to device 12b.Below the outline of the function, effect etc. of device each in each operation is described.
(1) supply step: be the operation that core 2 is supplied continuously to in-process, supply from supply unit 11.
(2) operation is charged to: be, by charging to device 12, identifier 3 is logged into operation on core 2 with the interval of regulation.
(3) the 1st weight measurement operations: be, by the 1st Weight-measuring device 13, radiation exposure core 2 is measured transit dose, obtain with the weight M1 of identifier 3 core 2 that is basic point according to transit dose, weight M1 is stored in the operation in the storage part 22 of server 20.
(4) filling work procedure: be the operation by filling device 14, the coating material 4 of ormal weight being filled in core 2.
(5) calendering procedure: be the core 2 being filled with coating material 4 is carried out the operation of rolling by calender device 15.
(6) range measurement operation: be measure the core 2 being filled with coating material 4 after calendering by distance-measuring device 16 identifier 3 between the operation of distance.
(7) manufacturing procedure: be the operation by processing unit (plant) 17, the core 2 after being rolled by calender device 15 being cut to the size of regulation.
(8) the 2nd weight measurement operations: be the weight M2 being measured the core 2 being filled with coating material 4 after cutting off by the 2nd Weight-measuring device 18, weight M2 be stored in the operation in the storage part 22 of server 20.
(9) operation is determined: being multiple respective charged to the light sheet material 1 of the coating material identifier 3 according to generating in manufacturing procedure (7), determining the operation of each light sheet material 1 with coating material.
(20) percentage elongation calculation process: be by distance-measuring device 16 measure be filled with the core 2 of coating material 4 identifier 3 between distance, obtain the percentage elongation E of core 2 based on calender device 15 by percentage elongation calculating part 24, be stored in the operation in storage part 22 explicitly with identifier 3.
(21) operational process: be used in the weight stored in the 1st weight measurement operation (3) and the 2nd weight measurement operation (8) and the percentage elongation E (%) stored in percentage elongation calculation process (20), obtained the loading W (g/m of the coating material 4 that the core 2 corresponding with identifier 3 is filled by operational part 23
2) operation.
Based on Fig. 3 ~ Fig. 7, the details of each operation is described.
Fig. 3 illustrates supply step (1), charges to the summary of operation (2) and the 1st weight measurement operation (3), and wherein, (a) is schematic diagram, and (b) is flow chart.
Supply unit 11 rolls out core 2 (step S1) to production line.Next, charge to device 12 and the identifier 3 of the basic point as weight measurement is charged to (printing) on core 2 (step S2) with the interval of regulation.Then, read identifier 3 (step S3) by the 1st camera 12c etc., undertaken measuring (step S4) for the light transmittance of correcting weight M1 by light transmittance measurement mechanism.And then, obtained with the weight M1 of identifier 3 core 2 that is basic point by the 1st Weight-measuring device 13, weight M1 is stored in (step S5) in the storage part 22 of server 20, core 2 is batched (step S6).
Fig. 4 will charge to details schematic diagram shown in summary in the device of concrete execution mode of operation (2) and the 1st weight measurement operation (3).Fig. 5 is the list of the example that the data be stored in storage part are shown.
In embodiments, charging to device 12 is laser marker, and the 1st Weight-measuring device 13 is X ray Weight-measuring devices.Charging in operation (2), the identifier 3 of the basic point as weight measurement is charged to (printing) on core 2 by laser by laser marker 12.Identifier 3 is such as made up of identification sign 3a and identiflication number 3b, and identification sign 3a charges to device 12a to charge to by mark, and identiflication number 3b charges to device 12b to charge to by identiflication number.In embodiments, by square ■ mark identification sign 3a is shown, by ID000, ID001 ... etc. identiflication number 3b is shown.
The 1st weight measurement operation (3) is carried out by X ray Weight-measuring device 13.X ray Weight-measuring device 13 produces X ray from X-ray producer (radiation generator), x-ray bombardment to core 2 will make X-ray transparent, by X-ray detector (radiation detector) detect this through the transit dose of X ray, measure the weight M1 (g/m of the per unit area of core
2).As the method for the weight M1 of computing core 2, there is following method: that such as hold the variation of the percent opening produced along with the variation in the orientation based on the emptying aperture in core 2 in advance with biased error that is theoretical weight, carry out the correction/conversion corresponding with this margin of error for observation weight.Owing to carrying out such correction/conversion, the light transmittance L not based on the orientation of the emptying aperture in core 2 measured by light transmittance measurement mechanism, and X ray Weight-measuring device 13 uses this light transmittance L to measure final weight M1.But the situation not producing variation when the orientation of emptying aperture is inferior, and the measurement of light transmittance L not necessarily.
In addition, describe the situation using X ray, but also can use other radioactive ray such as β ray, there is no particular limitation for the kind of radioactive ray.
Charging in operation (2), consider the percentage elongation being measured core 2 by percentage elongation calculation process (20), the interval specified due to identification sign 3a and identiflication number 3b is charged to, and therefore determines printing pitch.An example of the various data based on the identiflication number 3b comprising printing pitch etc. (such as can be input to 10 figure places with ID000 form) is shown by the list of Fig. 5.Identification sign prints that to start distance be start identification sign 3a to be logged into basic point on core 2 and distance between the identification sign 3a made a video recording by the 1st camera 12c, and data are such as XXXX.XX (unit: mm).
Identification sign printing pitch is the distance between adjacent identification sign 3a, and data are such as XXXX.XX (unit: mm).Identiflication number printing beginning distance is the distance between identification sign 3a and the identiflication number 3b corresponding with this identification sign 3a, and data are such as XXXX.XX (unit: mm).Identiflication number printing pitch is the distance between adjacent identical identification numbers 3b, and data are such as XXXX.XX (unit: mm).
Identiflication number prints the quantity that number is the identiflication number 3b printed between adjacent identification sign 3a, and print multiple, data are such as X (unit: individual).Owing to printing multiple identiflication number 3b, therefore, it is possible to determine which identiflication number 3b each light sheet material 1 with coating material cut off in manufacturing procedure (7) is.
Camera shooting starts the distance that timing distance is the fixed position for setting the 1st camera 12c for benchmark with the laser printing position of laser marker 12, and data are such as XXXX.XX (unit: mm).Image inspection based on the shooting of the 1st camera 12c is carried out printing number of times (repeatedly) set by number by identiflication number, as long as reliably have printed 1 in such as multiple identiflication number 3b, then thinks to print successfully.X ray weight measurement timing distance is the distance of the fixed position for setting X ray Weight-measuring device 13 for benchmark with the laser printing position of laser marker 12, and data are such as XXXX.XX (unit: mm).
As described above, determine identiflication number 3b and the identification sign printing pitch corresponding with each identiflication number 3b, identiflication number to print and start distance and identiflication number printing pitch.Thereby, it is possible to by X ray Weight-measuring device 13, measure the weight M1 of core 2 explicitly with identifier 3, and be stored in storage part 22.Then, the elongation of the light sheet material 1 with coating material corresponding with each identifier 3 can be measured by range measurement operation (6), the weight M2 of the light sheet material 1 with coating material corresponding with each identifier 3 can be measured in the 2nd weight measurement operation (8).
Although be separately illustrated identification sign 3a and identiflication number 3b, also can by adopting bar code form etc. using identification sign 3a and identiflication number 3b as an identifier 3.
Fig. 6 illustrates the summary of filling work procedure (4) and calendering procedure (5), wherein, a () is schematic diagram, (b) is the flow chart of filling work procedure (4), and (c) is the flow chart of calendering procedure (5).
In filling work procedure (4), export core 2 (step S10) to production line, by filling device 14, the coating material 4 of ormal weight is coated with, is filled in (step S11) on core 2.Coating material 4 is such as the active material slurry (mix paste) of active material for battery, as coating process, have and such as make blowoff etc. relative with core 2, core 2 is advanced along its length to be gushed out to core 2 by active material slurry the method for the emptying aperture of filling in core 2.In addition, the coating weight of coating material 4 is adjusted by Coriolis-type flow apparatus.Then, make coating material 4 drying (step S12), make the light sheet material 1 (such as positive plate) with coating material, the light sheet material 1 with coating material is batched (step S13).
In calendering procedure (5), roll out the light sheet material 1 (step S20) with coating material to production line, undertaken rolling (step S21) by calender device 15.Calender device 15 is reels of such as two adjustment thickness made of iron, the light sheet material 1 with coating material is advanced along its length between the reel of adjustment pressure and adjusts thickness and make it arrive the thickness of regulation.Then, the light sheet material 1 with coating material is batched (step S22).
Fig. 7 illustrates the summary of range measurement operation (6), manufacturing procedure (7) and the 2nd weight measurement operation (8), and wherein, (a) is schematic diagram, and (b) is flow chart.
Roll out the light sheet material 1 (step S30) with coating material to production line, measured the distance (step S31) between the adjacent identifier 3 being filled with and the core 2 of coating material 4 is charged to by distance-measuring device 16.Distance-measuring device 16 is equipped with the 2nd camera 16a, makes a video recording to identiflication number 3b, calculates the identification sign printing pitch corresponding with each identiflication number 3b, identiflication number prints and start distance and identiflication number printing pitch etc.Percentage elongation calculating part 24 uses these data to calculate the percentage elongation E of core 2 based on calender device 15, and is stored in explicitly in storage part 22 with identifier 3.
Next, by the processing unit (plant) 17 with cutting off tool etc., the light sheet material 1 with coating material is cut to the size (step S32) of the regulation of strip.Then, read identifier 3 (step S33) by the 3rd camera, measure the weight M2 of the light sheet material 1 with coating material after cutting off by the 2nd Weight-measuring devices 18 such as scales and be stored in (step S34) in storage part 22 explicitly with the identifier 3 of being made a video recording by the 3rd camera.According to the weight M2 measured by the 2nd Weight-measuring device 18, each light sheet material 1 with coating material cut off is carried out to the screening (step S35) of qualified product, defective item etc.
Operational part 23 uses the weight M1 that obtained by the 1st Weight-measuring device 13 and the weight M2 that obtained by the 2nd the Weight-measuring device 18 and percentage elongation E (%) obtained by distance-measuring device 16, calculates the loading W of the coating material 4 that the core 2 corresponding with identifier 3 is filled.Loading W is obtained by formula below.
W＝(M2－M1)/(1+0.01E)…(1)
In the 1st weight measurement operation (3), because core 2 passes through on a production line, therefore the scale etc. under static state carrying out weight measurement being placed with core 2 is used to be difficult, but, in the 2nd weight measurement operation (8), the weight of the light sheet material 1 with coating material can be measured respectively, so scale can be used.
According to the present invention, identifier 3 is charged to the core 2 of continuously supply and after filling coating material 4, is cut to the light sheet material 1 with coating material.Each with the identifier 3 that the light sheet material 1 of coating material is charged to by reading, can determine it is to take out from which position of the core 2 of supply continuously, the tracking of the light sheet material 1 with coating material can be carried out.In addition, when generation defect etc., due to its producing cause can be determined, therefore, it is possible to provide the light sheet material 1 with coating material of quality assurance.
In addition, based on the extension of the core 2 produced in calendering procedure (5), the weight of the per unit area of core 2 or the loading W of coating material 4 change.Fill coating material 4 fore-and-aft survey identifier 3 charge to interval (printing pitch), percentage elongation E (%) can be calculated, by carrying out the loading W that can obtain coating material 4 based on the correction (1+0.01E) of this percentage elongation E accurately by comparison operation.By obtaining the loading W of coating material 4 (active material) accurately, the performance of such as pole plate can be ensured.
Describe and measure weight M2 by the 2nd Weight-measuring device 18, but, when weight M2 exceedes the weight range of regulation, send signal to filling work procedure (4), the weight of coating material 4 is fed, and can adjust the loading of coating material 4 immediately.
In the above-described embodiment, have employed the manufacture method of the positive electrode material of a kind of Ni-MH battery as alkaline battery, but be not limited to execution mode, also can be applied to the manufacture of pole plate comprising positive plate, negative plate of other forms of storage battery.In addition, be not only the pole plate of storage battery, also can be applied to and use identifier to determine the other field of each light sheet material with coating material.
In addition, the invention is not restricted to above-mentioned execution mode, can suitably be out of shape, improvement etc.In addition, as long as can realize the present invention, the material, shape, size, numerical value, form, number, configuration position etc. of each inscape in above-mentioned execution mode are arbitrary, are not construed as limiting.
The application, based on the Japan Patent 2014-076263 applied on April 2nd, 2014, enjoys its priority.
Utilizability in industry
The manufacture method of the light sheet material with coating material of the present invention and the manufacture method of manufacturing installation and plate of battery and manufacturing installation can be applied to the manufacture method determining each light sheet material with coating material, the purposes being filled in the manufacture method as the weight measurement of the coating material in the porous plastid of core and the pole plate of alkaline battery or lithium ion battery.
Claims (10)
1., with a manufacture method for the light sheet material of coating material, it has:
Supply step, supplies core continuously;
Charge to operation, identifier is logged on described core with the interval of regulation;
Filling work procedure, is filled in described core by the coating material of ormal weight;
Calendering procedure, rolls the core being filled with described coating material;
Manufacturing procedure, is cut to prescribed level by the core after described calendering; And
Determine operation, the described identifier charged to separately according to the multiple light sheet materials with coating material generated in described manufacturing procedure, determines each light sheet material with coating material.
2. the manufacture method of the light sheet material with coating material according to claim 1, wherein,
Also should have with the manufacture method of the light sheet material of coating material:
1st weight measurement operation, described charge to operation after and before described filling work procedure, core described in radiation exposure is measured transit dose, according to this transit dose, obtain with the weight of the described identifier described core that is basic point, and store explicitly with described identifier;
Percentage elongation calculation process, after described calendering procedure and before described manufacturing procedure, by measuring the distance between the described identifier being filled with the core of described coating material, obtaining the percentage elongation of described core based on calendering, and storing explicitly with described identifier;
2nd weight measurement operation, measures the weight being filled with the core of described coating material after described manufacturing procedure, and stores explicitly with described identifier; And
Operational process, be used in the weight stored respectively in described 1st weight measurement operation and described 2nd weight measurement operation and the percentage elongation stored in described percentage elongation calculation process, obtain the loading of the coating material that the core corresponding with described identifier is filled.
3. the manufacture method of the light sheet material with coating material according to claim 2, wherein,
When the weight stored in described 1st weight measurement operation be M1, the weight that stores in described 2nd weight measurement operation is M2, the percentage elongation that stores in described percentage elongation calculation process is E% time, the loading W being filled in the described coating material of described core is obtained by formula (1) below
W＝(M2－M1)/(1+0.01E)…(1)。
4. the manufacture method of the light sheet material with coating material according to any one in claims 1 to 3, wherein,
Described coating material is active material for battery, and the described light sheet material with coating material is electrode for cell.
5. the manufacture method of the light sheet material with coating material according to claim 4, wherein,
Described active material for battery is the powder based on nickel hydroxide or hydrogen storage alloy.
6. the manufacture method of the light sheet material with coating material according to claim 2, wherein,
The described radioactive ray carrying out irradiating in described 1st weight measurement operation are X ray.
7. the manufacture method of the light sheet material with coating material according to claim 4, wherein,
Described core is foaming shape nickel metal porous body.
8. a manufacturing installation for plate of battery, it has:
Supply unit, it supplies core continuously;
Charge to device, the identifier of the basic point as weight measurement is logged on described core with the interval of regulation by it;
1st Weight-measuring device, core described in radiation exposure is measured transit dose by it, according to this transit dose, obtains with the 1st weight of the described identifier described core that is basic point;
Filling device, it fills the active material for battery of ormal weight to measuring the described core after described 1st weight;
Calender device, it rolls the core being filled with described active material for battery;
Distance-measuring device, it measures the distance between the described identifier being filled with the core of described active material for battery after calendering;
Percentage elongation calculating part, it obtains the percentage elongation of described core based on calendering, and stores explicitly with described identifier;
Processing unit (plant), the core being filled with described active material for battery after calculating described percentage elongation is cut to the size of regulation by it;
2nd Weight-measuring device, it measures the 2nd weight being filled with the core of described active material for battery after cutting off; And
Operational part, it uses described 1st weight, described 2nd weight and described percentage elongation to obtain the loading of the active material for battery that the core corresponding with described identifier is filled.
9. the manufacturing installation of plate of battery according to claim 8, wherein,
Described device of charging to comprises and the identification sign of the basic point as the weight measurement mark be logged on described core is charged to device and the identiflication number that the identiflication number of the basic point as weight measurement is logged on described core is charged to device.
10. the manufacturing installation of plate of battery according to claim 8, wherein,
Described 1st Weight-measuring device is the X ray Weight-measuring device of irradiate X-rays as described radioactive ray.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014076263A JP6292948B2 (en) | 2014-04-02 | 2014-04-02 | Manufacturing method of thin plate material with coating material, manufacturing method and manufacturing apparatus of battery electrode plate |
| JPJP2014-076263 | 2014-04-02 |
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| CN104979523A true CN104979523A (en) | 2015-10-14 |
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| CN115156727A (en) * | 2022-09-08 | 2022-10-11 | 江苏时代新能源科技有限公司 | Identification engraving device of battery, coating equipment, battery assembly and battery |
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| JP7274655B1 (en) | 2022-09-09 | 2023-05-16 | Dmg森精機株式会社 | Mobile terminal and measurement management program |
| CN117784999A (en) * | 2024-02-23 | 2024-03-29 | 宁德时代新能源科技股份有限公司 | Coating method and system, computer device and storage medium |
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| JP2015198044A (en) | 2015-11-09 |
| JP6292948B2 (en) | 2018-03-14 |
| CN104979523B (en) | 2019-11-08 |
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