CN103695968B - Improve the conforming production technology of nickel foam and base material pretreatment unit used - Google Patents
Improve the conforming production technology of nickel foam and base material pretreatment unit used Download PDFInfo
- Publication number
- CN103695968B CN103695968B CN201310742319.7A CN201310742319A CN103695968B CN 103695968 B CN103695968 B CN 103695968B CN 201310742319 A CN201310742319 A CN 201310742319A CN 103695968 B CN103695968 B CN 103695968B
- Authority
- CN
- China
- Prior art keywords
- base material
- stretching
- pretreatment unit
- rollers
- nickel foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The present invention relates to nickel foam production field, particularly a kind of conforming production technology of nickel foam that improves, also discloses simultaneously and has realized the base material pretreatment unit that this technique is used. It is mainly by before carrying out conductive treatment to base material, utilize base material pretreatment unit to base material stretch, fixed width degree, make the surface density deviation of the nickel foam of being produced by this base material be less than 5%, in batches tensile strength deviation below 15%, percentage elongation deviation is below 10%. The present invention stretches by the automatic determining deviation of base material, certainty ratio, changes the variation that increases the light and shade period pitch of bringing with winding radius because of base material self, by this variation control within limits. Base material light and shade cycle varied pitch after stretched, by 100mm～600mm, shortens to 100～300mm; Base material stretch ratio can be 10～30%, thereby ensured the uniformity of product surface density, and then has ensured the uniformity of product strength, percentage elongation.
Description
(1) technical field
The present invention relates to nickel foam production field, particularly a kind of conforming production technology of nickel foam that improves, simultaneouslyAlso disclose and realized the base material pretreatment unit that this technique is used.
(2) background technology
Foam nickel material, has the high (>=175g/m of bulk density3), the spy such as specific area is large, porosity high (more than 96%)Point, in battery industry, can be used as the collector of the positive and negative pole plate of Ni-MH battery and the carrier of active material. Make high-energy batteryWhen battery lead plate, the porosity characteristic of nickel foam, can make plate active material be fully used, and then reduce the internal resistance of cell, increasesResponse area, improves battery performance. The production procedure of product is conductive treatment, electro-deposition, redox, cuts packaging. CoreHeart operation is electro-deposition operation.
The nickel foam that adopts existing production technology to produce, owing to being subject to the impact of base material, has the obvious light and shade cycle,And cycle interval increases with winding radius, interval variation scope, between 150mm ~ 600mm, causes surface density deviation equal thusMore than 7%, in batches tensile strength deviation more than 25%, percentage elongation deviation is more than 15%. Nickel foam product surface density uniformityDirectly affect the uniformity of Ni-MH battery capacity, the uniformity of Ni-MH battery is the key influence factor in battery pack life-span, restrictionThe application of combination Ni-MH battery on electric tool and hybrid vehicle and pure electric automobile. In Ni-MH battery production processIn, the uniformity of nickel foam percentage elongation, has influence on the uniformity of battery pole piece pasting, and then affects the capacity of battery.
(3) summary of the invention
The present invention, in order to make up the defect of prior art, provides a kind of production surface density deviation to be less than 5%, in batches tensionStrength variance below 15%, the high uniformity nickel foam production technology of percentage elongation deviation below 10% and realize this technique and makeWith base material pretreatment unit.
The present invention is achieved through the following technical solutions:
A production technology that improves nickel foam homogeneity of product, comprises the steps: conductive treatment: adopt Vacuum MagneticControl sputter nickel plating, chemical nickel plating or dip-coating conducting resinl; Electro-deposition; Heat treatment, is characterized in that, carrying out before conductive treatment, firstCarry out base material pretreatment, its process is: base material longitudinally launches through unreeling structure, enters discriminating region, light and shade district through deflector roll, adoptsGather imaging with high definition camera device, differentiate length and the spacing of light and shade area, and convert the signal of telecommunication to, through PLC controllerBecome and give rear class stretching device, automatically adjust the spacing of stretching device; In the time that base material enters draw roll, according to the signal gathering,By the pressure of PLC dynamic adjustments cylinder at different levels, realize the control that base material zones of different certainty ratio is stretched; Same what stretchTime, adopt heat-setting equipment, the base material after stretching is shaped; After stretching, base material fresh-cut processing is become after unified width,Collect rolling through rolling-up mechanism, offer and lead electrochemical production.
Realize above-mentioned production technology base material pretreatment unit used, it is characterized in that, comprise and be arranged in order unreeling of settingMechanism, high-definition camera, fixing stretching device, heat-shaping case, movable stretching device, fixed width degree trimming device and winderStructure, described fixing stretching device comprises live-rollers and first time live-rollers on first, described movable stretching device comprises along base materialThe slide rail that longitudinally arranges, be located at base on slide rail, can make base mobile traverse gear on slide rail, base is provided withLive-rollers and second time live-rollers on second, be connected with vertical transmission dress that can make it move up and down on described second on live-rollersPut, described traverse gear, vertical transmission device, high-definition camera are connected with PLC controller respectively with heat-shaping case, instituteState fixed width degree trimming device and comprise pedestal, pedestal is provided with strip knife rest, and the two ends of knife rest are provided with movably trimming cutter.
Described traverse gear and vertical transmission device are cylinder or hydraulic cylinder.
Described knife rest is provided with graduation mark.
The invention has the beneficial effects as follows:
The present invention stretches by the automatic determining deviation of base material, certainty ratio, changes and increases and bring with winding radius because of base material selfThe variation of light and shade period pitch, by this variation control within limits. The base material light and shade cycle after stretched becomesChange spacing by 100mm～600mm, shorten to 100～300mm; Base material stretch ratio can be 10～30%, thereby has ensured productThe uniformity of surface density, and then ensured the uniformity of product strength, percentage elongation.
(4) brief description of the drawings
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Fig. 1 is the main TV structure schematic diagram of the base material pretreatment unit in the present invention;
Fig. 2 is the right TV structure schematic diagram of fixing stretching device in Fig. 1;
Fig. 3 is the right TV structure schematic diagram of movable stretching device in Fig. 1;
Fig. 4 is the right TV structure schematic diagram of fixed width degree trimming device in Fig. 1.
In figure, 1 unreeling structure, 2 fixing stretching devices, 21 fixed pedestals, live-rollers on 22 first, rotates for 23 first timesRoller, 3 heat-shaping casees, 4 movable stretching devices, 41 slide rails, 42 bases, 43 traverse gears, live-rollers on 44 second, 45Two times live-rollers, 46 vertical transmission devices, 5 fixed width degree trimming devices, 51 pedestals, 52 knife rests, 53 trimming cutters, 54 fastening screwsBolt, 55 graduation marks, 6 rolling-up mechanisms, 7 high-definition cameras.
(5) detailed description of the invention
Be below specific embodiments of the invention. This kind improves the production technology of nickel foam homogeneity of product, comprises as followsStep:
Base material pretreatment: base material longitudinally launches through unreeling structure, enters discriminating region, light and shade district through deflector roll, adopts high definitionCamera head gathers imaging, differentiates length and the spacing of light and shade area, and converts the signal of telecommunication to, becomes and gives through PLC controllerRear class stretching device, adjusts the spacing of stretching device automatically; In the time that base material enters draw roll, according to the signal gathering, moved by PLCState regulates the pressure of cylinder at different levels, realizes the control that base material zones of different certainty ratio is stretched; In stretching, adopt heatModular system, shapes to the base material after stretching; After stretching, base material fresh-cut processing is become after unified width, through rolling-up mechanismCollect rolling, offer and lead electrochemical production;
Conductive treatment: adopt vacuum magnetic-control sputtering nickel plating, chemical nickel plating or dip-coating conducting resinl;
Electro-deposition: plating solution used is common Watts bath, the banded production operation of serialization.
The technological parameter of plating solution is as follows:
Nickelous sulfate (NiSO4·7H2O)180—300g/L
Nickel chloride (NiCl2·6H2O）20—50g/L
Boric acid (H3BO3)30—45g/L
40-55 DEG C of temperature
PH value 4.0-4.5.
Heat treatment: carrying out under hydrogen shield atmosphere between 400-1300 DEG C.
The base material pretreatment unit using in base material preprocessing process, as shown in Figures 1 to 4, comprises and is arranged in order settingUnreeling structure 1, high-definition camera 7, fixing stretching device 2, heat-shaping case 3, movable stretching device 4, fixed width degree trimming dressPut 5 and rolling-up mechanism 6, wherein high-definition camera 7 is positioned at the top of base material, the cylinder of the both ends open that heat-shaping case 3 is traverseShape, fixing stretching device 2 comprises on firm banking 42, first live-rollers 22 on live-rollers 22 and first time live-rollers 23, the firstBe arranged on fixed pedestal 21 with first time live-rollers 23, live-rollers 22 is positioned at live-rollers 23 tops first time on first; MovableStretching device 4 comprises the slide rail 41 that longitudinally arranges along base material, be located at base 42 on slide rail 41, can make base 42 on slide rail 41Mobile traverse gear 43, traverse gear 43 is cylinder or hydraulic cylinder, base 42 is provided with second and uploads action roller 44Upload action roller 44 with the second lower driving roller 45, the second and be positioned at the second lower driving roller 45 tops, second uploads on action roller 44 and is connected withCan make its vertical transmission device 46 moving up and down, vertical transmission device 46 has two, lays respectively at second and uploads action roller 44Two ends, it can be cylinder or hydraulic cylinder, traverse gear 43, vertical transmission device 46, high-definition camera 7 and heat-shapingCase 3 is connected with PLC controller respectively; Fixed width degree trimming device 5 comprises pedestal 51, and pedestal 51 is provided with strip knife rest 52, cutterThe two ends of frame 52 are provided with trimming cutter 53, and edge cutting tool is fastened on knife rest 52 by fastening bolt 54, on knife rest 52, are also provided withGraduation mark 55.
The course of work is as follows: base material is put on unreeling structure 1 to live-rollers 22 and from high-definition camera 7, firstBetween one lower driving roller 23, heat-shaping case 3, second uploads between action roller 44 and the second lower driving roller 45, knife rest 52 and pedestalBetween 51, pass successively, high-definition camera 7 sends the light and shade district signal photographing to PLC control system, and PLC control system is divided againSupplementary biography is given heat-shaping case 3, traverse gear 43 and vertical transmission device 46, and in the time running into dark space, heat-shaping case 3 is openedBeginning heat-shaping, simultaneously vertical transmission device 46 is uploaded action roller 44 by second and is pushed away downwards after base material compression, traverse gear43 promote pedestals 51 moves along base material direct of travel, because base material occurs the variation on width in the time stretching, after therefore stretchingThere is trimming cutter 53 to carry out trimming fixed width degree through knife rest 52, and then collect rolling through rolling-up mechanism 6, offer conductionizationProduce; Base material light and shade cycle varied pitch after stretched, by 100mm～600mm, shortens to 100～300mm; Base material stretchesRatio can be 10～30%.
Be below comparative test result:
Get continuous polyurethane sponge (aperture 110PPI, thickness 1.6mm width 1050mm) two volumes, each 200 meters, mark respectivelyFor I, II. II is carried out to equidistant certainty ratio stretching, and spacing is controlled at 150～250mm, and stretch ratio is 10%, 100～150At DEG C temperature, shape. After sizing, base material is divided and is cut to 1010mm width, conductionization is to adopt magnetic control vacuum sputtering nickel plating technology,I, II are carried out conductive treatment under identical conditions, wherein, and electric current 20～30A, working vacuum degree 0.2～0.5Pa, speed 0.5～1.0m/min; Then I, II are carried out to electro-deposition in regular-type foam electrodeposition of nickel plating solution, the surface density of deposition is 280g/m2。
Finally by the heat treatment under the same conditions of the I after electro-deposition, II: technical process is still to remain in nickel foam insideBase material removed by the method for high-temperature oxydation, then under atmosphere of hydrogen, reduce sintering, improve its lattice structure, finalObtain well behaved nickel foam. Oxidizing temperature is 20 minutes 550～650 DEG C of time of staying, and reduction temperature is 850～980 DEG C40 minutes time of staying, decomposition gas flow 35m3/ h. Get nickel foam II and the regular-type foam nickel I that the invention described above obtains and do physics and chemistryThe performance test results is as following table.
As can be seen from the above table, its consistency of performance of the nickel foam obtaining by production equipment and process of the present invention significantly better thanRegular-type foam nickel.
Except technical characterictic described in description, all the other technical characterictics are those skilled in the art's known technology.
Claims (4)
1. a production technology that improves nickel foam homogeneity of product, comprises the steps: conductive treatment: adopt vacuum magnetic controlSputter nickel plating, chemical nickel plating or dip-coating conducting resinl; Electro-deposition: plating solution used is common Watts bath, the banded production of serialization doneIndustry; Heat treatment, is characterized in that, carrying out before conductive treatment, first carries out base material pretreatment, and its process is: base material is through unreeling machineStructure longitudinally launches, and enters discriminating region, light and shade district through deflector roll, adopts high definition camera device to gather imaging, differentiates light and shade areaLength and spacing, and convert the signal of telecommunication to, become and give rear class stretching device through PLC controller, automatically adjust stretching deviceSpacing; In the time that base material enters draw roll, according to the signal gathering, by the pressure of PLC dynamic adjustments cylinder at different levels, realize baseThe control that material zones of different certainty ratio stretches; In stretching, adopt heat-setting equipment, the base material after stretching is determinedType; After stretching, base material fresh-cut processing is become after unified width, collect rolling through rolling-up mechanism, offer and lead electrochemical production.
2. realize production technology claimed in claim 1 base material pretreatment unit used, it is characterized in that, comprise being arranged in order and establishThe unreeling structure (1) put, high-definition camera (7), fixing stretching device (2), heat-shaping case (3), movable stretching device (4),Fixed width degree trimming device (5) and rolling-up mechanism (6), described fixing stretching device (2) comprises live-rollers on first (22) and firstLower live-rollers (23), described movable stretching device (4) comprises along the longitudinal slide rail (41) arranging of base material, is located on slide rail (41)Base (42), the traverse gear (43) that can make base (42) above move at slide rail (41), base (42) is provided with on secondLive-rollers (44) and second time live-rollers (45), be connected with can make it move up and down vertical on described second on live-rollers (44)Transmission device (46), described traverse gear (43), vertical transmission device (46), high-definition camera (7) and heat-shaping case(3) be connected with PLC controller respectively, described fixed width degree trimming device (5) comprises pedestal (51), and pedestal (51) is provided with stripKnife rest (52), the two ends of knife rest (52) are provided with movably trimming cutter (53).
3. base material pretreatment unit according to claim 2, is characterized in that, described traverse gear (43) and vertical biographyMoving device (46) is cylinder or hydraulic cylinder.
4. base material pretreatment unit according to claim 3, is characterized in that, described knife rest (52) is provided with graduation mark（55）。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742319.7A CN103695968B (en) | 2013-12-30 | 2013-12-30 | Improve the conforming production technology of nickel foam and base material pretreatment unit used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742319.7A CN103695968B (en) | 2013-12-30 | 2013-12-30 | Improve the conforming production technology of nickel foam and base material pretreatment unit used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103695968A CN103695968A (en) | 2014-04-02 |
| CN103695968B true CN103695968B (en) | 2016-05-18 |
Family
ID=50357626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310742319.7A Active CN103695968B (en) | 2013-12-30 | 2013-12-30 | Improve the conforming production technology of nickel foam and base material pretreatment unit used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103695968B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08165590A (en) * | 1994-12-14 | 1996-06-25 | Shin Etsu Chem Co Ltd | Production of porous metal |
| JP2002266094A (en) * | 2001-03-08 | 2002-09-18 | Ricoh Co Ltd | Plating or electroforming method, and method for forming test specimen as well as method for improving adhesion property of plating formed by the plating or electroforming method |
| CN1614099A (en) * | 2004-09-21 | 2005-05-11 | 菏泽天宇科技开发有限责任公司 | Preparation of alloy foaming nickel |
| CN1896333A (en) * | 2006-06-14 | 2007-01-17 | 菏泽天宇科技开发有限责任公司 | Production of superthick foaming nickel or copper |
| CN102492966A (en) * | 2011-12-22 | 2012-06-13 | 菏泽天宇科技开发有限责任公司 | Foam nickel with ultra-low surface density and high aperture ratio and manufacturing method thereof |
| CN102517613A (en) * | 2011-12-22 | 2012-06-27 | 菏泽天宇科技开发有限责任公司 | Polyurethane foamed sponge pretreatment equipment and technology |
| JP2013206819A (en) * | 2012-03-29 | 2013-10-07 | Primearth Ev Energy Co Ltd | Manufacturing apparatus of electrode for battery and manufacturing method of electrode for battery |
| CN203768477U (en) * | 2013-12-30 | 2014-08-13 | 菏泽天宇科技开发有限责任公司 | Substrate pretreatment device used in production process for improving consistency of nickel foam |
-
2013
- 2013-12-30 CN CN201310742319.7A patent/CN103695968B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08165590A (en) * | 1994-12-14 | 1996-06-25 | Shin Etsu Chem Co Ltd | Production of porous metal |
| JP2002266094A (en) * | 2001-03-08 | 2002-09-18 | Ricoh Co Ltd | Plating or electroforming method, and method for forming test specimen as well as method for improving adhesion property of plating formed by the plating or electroforming method |
| CN1614099A (en) * | 2004-09-21 | 2005-05-11 | 菏泽天宇科技开发有限责任公司 | Preparation of alloy foaming nickel |
| CN1896333A (en) * | 2006-06-14 | 2007-01-17 | 菏泽天宇科技开发有限责任公司 | Production of superthick foaming nickel or copper |
| CN102492966A (en) * | 2011-12-22 | 2012-06-13 | 菏泽天宇科技开发有限责任公司 | Foam nickel with ultra-low surface density and high aperture ratio and manufacturing method thereof |
| CN102517613A (en) * | 2011-12-22 | 2012-06-27 | 菏泽天宇科技开发有限责任公司 | Polyurethane foamed sponge pretreatment equipment and technology |
| JP2013206819A (en) * | 2012-03-29 | 2013-10-07 | Primearth Ev Energy Co Ltd | Manufacturing apparatus of electrode for battery and manufacturing method of electrode for battery |
| CN203768477U (en) * | 2013-12-30 | 2014-08-13 | 菏泽天宇科技开发有限责任公司 | Substrate pretreatment device used in production process for improving consistency of nickel foam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103695968A (en) | 2014-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106702441B (en) | A kind of method that continuous electro-deposition prepares lithium band | |
| CN101462381B (en) | Polyolefin micropore barrier diaphragm and method for producing the same | |
| CN108315834B (en) | Preparation method of array type magnetic reduced graphene oxide-carbon nanofiber | |
| CN100403581C (en) | Lithium cell, safety diaphragm of lithium ion cell and mfg. method | |
| CN104835930B (en) | A preparing method of a polyolefin microporous separating membrane | |
| CN103500668B (en) | MoO 2/ Co (OH) 2classification composite nano materials and its preparation method and application | |
| CN105514369A (en) | Hollow SnO2/Co3O4 hybrid nanotube as well as preparation method and application thereof | |
| Lv et al. | Facile synthesis of nanostructured Ni (OH) 2 on nickel foam and its electrochemical property | |
| CN102394283B (en) | Diaphragm used for lithium-ion storage battery and manufacturing method thereof | |
| CN103482620A (en) | Graphene oxide or reduced graphene base mesh material and preparation method thereof | |
| CN105161650A (en) | Preparation method of small-aperture lithium battery diaphragm | |
| Mi et al. | One-pot synthesis and the electrochemical properties of nano-structured nickel selenide materials with hierarchical structure | |
| CN108281593A (en) | A method of preparing polypropylene, polyethylene/polypropylene three-layer composite microporous membrane | |
| CN102241142A (en) | Method for producing lithium battery diaphragm and transverse stretcher | |
| Li et al. | Low-cost and robust production of multi-doped 2D carbon nanosheets for high-performance lithium-ion capacitors | |
| CN105235226A (en) | High-temperature extrusion method for preparing polyolefin microporous films | |
| CN103695968B (en) | Improve the conforming production technology of nickel foam and base material pretreatment unit used | |
| CN203768477U (en) | Substrate pretreatment device used in production process for improving consistency of nickel foam | |
| CN205803586U (en) | A kind of multifunctional single Double-face continuous winding magnetic-controlled sputtering coating equipment | |
| CN103128975B (en) | Preparation method of polypropylene microporous membrane, polypropylene microporous membrane and application of polypropylene microporous membrane | |
| CN102214737B (en) | Preparation method of compound thin film for solar battery | |
| Li et al. | The effects of CTAB concentration on the properties of electrodeposited cadmium telluride films | |
| CN103741173B (en) | A kind of high concordance foam nickel preparation equipment and preparation method | |
| DE112023000115T5 (en) | Process for producing a silicon/carbon composite anode material and use thereof | |
| CN110212175A (en) | Mesoporous carbon metal composite oxide flexible thin-film material and its preparation and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |