CN101254509A - Hydraulic servo battery pole piece rolling mill - Google Patents
Hydraulic servo battery pole piece rolling mill Download PDFInfo
- Publication number
- CN101254509A CN101254509A CNA2008100547906A CN200810054790A CN101254509A CN 101254509 A CN101254509 A CN 101254509A CN A2008100547906 A CNA2008100547906 A CN A2008100547906A CN 200810054790 A CN200810054790 A CN 200810054790A CN 101254509 A CN101254509 A CN 101254509A
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- roll
- battery pole
- hydraulic
- pole piece
- hydraulic cylinder
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- 238000005096 rolling process Methods 0.000 title claims abstract description 41
- 238000003801 milling Methods 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 238000005452 bending Methods 0.000 abstract 1
- 230000000881 depressing effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000002463 transducing effect Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000001915 proofreading effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000013000 roll bending Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Battery Electrode And Active Subsutance (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The invention discloses a hydraulic servo rolling mill for producing battery pole sheets, which comprises a pedestal, a frame arranged on the pedestal, a lower mill roller and an upper mill roller both arranged inside the frame, a computer-controlled press-down servo hydraulic cylinder connected on a bearing seat for holding the rollers, and computer-controlled roller-bending hydraulic cylinders respectively arranged outside the lower bearing seat of the lower mill roller and the upper bearing seat of the upper mill roller to adjust the bearing clearance between the lower and the upper mill rollers. The invention has three control modes of constant-pressure, constant-clearance and constant-thickness rolling of battery pole sheets, achieves on-line real-time control of position and pressure of the roller and the thickness of the battery pole sheet, ensures the arbitrary switch among the three control modes, thereby meeting higher requirement for the accuracy of battery pole sheets.
Description
Technical field
The present invention relates to a kind of milling train of rolling battery pole piece, refer in particular to a kind of milling train by hydraulic way control battery pole piece precision.
Background technology
Battery pole piece is one of critical piece of battery, and the pole piece of its same thickness requires have the homogeneous thickness deviation, also requires even transition when connecting and make the pole piece of same thickness keep homogeneous thickness between the pole piece of different-thickness.Therefore require the rolling just relatively stricter of cell thickness, its milling train permissible accuracy is also than higher.
Chinese patent discloses the milling train of a lot of battery pole pieces, and disclosed as following Chinese patent all is the technology of relevant battery pole piece rolling mill:
Patent No. patent name
200620127276.7 electrodes of lithium-ion batteries milling train
The crack roller mechanism 200520128639.4 battery pole piece rolling mill disappears
200520128638.X battery pole piece rolling mill frame
200520128636.0 battery pole piece rolling mill anti-backlash mechanism
200520122854.3 battery pole piece rolling mill lash adjusting device
200520001827.0 battery pole piece rolling device
200420047542.6 four column battery pole piece rolling mills
200420028251.2 battery pole piece rolling mill constant-gap device
200610066044.X cell polar-piece coating continuous-rolling system
More than these patents relate generally to 5 technology: 1, the structure of rolling-mill housing; 2, the pressuring method of milling train; 3, the regulative mode in the slit between the roll of milling train; 4, the control of the bearing clearance of milling train; 5, the roll bending Deformation control of milling train, wherein the slit regulative mode between the roll of milling train is to realize the accurate key technology of battery pole piece thickness.Removing the patent No. and be 200620127276.7 patent is to have adopted the electronic mode of regulating thickness of slab of depressing, outside the slit between the eccentric bushing device adjustment roll, other patents all rely on drift and leading screw to adjust roll gap for the slit regulative mode between the roll, its main body is a leading screw, leading screw be provided with main wedge and with the suitable secondary wedge of main wedge, main wedge and secondary wedge place between the upper and lower bearing block of top and bottom rolls.When precise and tiny adjusting is carried out in the gap between the upper and lower roll of battery pole piece rolling mill,, utilize the variation of the wedge surface that main wedge contacts with secondary wedge to realize gap adjustment between the upper and lower roll just with secondary wedge shift position.
Because the thickness of the raw material before battery pole piece is rolling might be inhomogeneous, the gap that can occur in the operation of rolling between the upper and lower roll produces different the variation at random, thereby has influenced the rolling precision of pole piece.Above-mentioned regulative mode all belongs to the off-line roll gap and adjusts mode, promptly need shut down then when the gap of adjusting between the upper and lower roll and adjust, and adjusts the work that is rolled pole piece after finishing again.This has not only influenced operating efficiency, and can not realize the gap between the upper and lower roll of online adjustment.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of milling train of realizing the gap between the upper and lower roll of online adjustment.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of hydraulic servo battery pole piece rolling mill comprises base, is installed in the frame on the base, with the supporting computer-controlled hydraulic system of milling train, and about frame is divided into two, and be bound up and be fixed on the base by connecting crossbeam up and down.Upper and lower bearing block is installed in the inner chamber of frame, on the upper and lower bearing block respectively frame adorning the roll base bearing, in the roll base bearing respectively frame adorning the large-diameter that rolls top roll and the large-diameter that rolls lower roll, on each frame above the top chock, be equipped be connected with top chock, the servo hydraulic cylinder of depressing that moves up and down power is provided for top chock.The base of depressing servo hydraulic cylinder is installed on the frame, and the free end of hydraulic mandril is installed on the bearing block that rolls top roll.
As a further improvement on the present invention, at the small axle diameter that rolls top roll with roll on the small axle diameter of lower roll suit and accent crack bearing, transfer the crack bearing to be installed in the bearing block of upper and lower accent crack, on the bearing block of upper and lower accent crack, install promising roll top roll and roll lower roll the servo hydraulic cylinder that moves up and down strength is provided.The base of described servo hydraulic cylinder is installed on the bearing block of downward modulation crack, and the free end of hydraulic mandril is installed in and raises on the bearing block of crack.Between the bearing block of the upper and lower accent crack of every side, be respectively arranged with one or more roller hydraulic cylinder.
Above-mentioned hydraulic system comprises the pilot valve that is connected between constant pressure oil source, hydraulic cylinder, constant pressure oil source and the hydraulic cylinder; Respectively depressing the pressure sensor that is provided with the induction cylinder pressure between servo hydraulic cylinder and each servo hydraulic cylinder and the pilot valve in the fluid pressure line, pressure sensor is connected with computer.
Owing to adopted technique scheme, the obtained technological progress of the present invention is:
Owing to adopted computer-controlled hydraulic regulation mode, can preestablish corresponding computer programs according to required draught pressure or rolling gap, realize gap between the upper and lower roll of online adjustment by computer control, thereby guaranteed the rolling accuracy of battery pole piece.
Can provide the roller pressure of proofreading and correct roll by the servo hydraulic cylinder of installing on the bearing block of upper and lower accent crack, the linearity of roll is remained in the definite accuracy.This all hydraulic simple in structure, highly sensitive by computer-controlled regulative mode, can satisfy very strict thickness and precision requirement.
Hydrauservo System is compared with the system of other type, has following advantage: the power-weight ratio and the moment-ratio of inertias of Hydraulic Elements are big, and the moment of transmission and power are very big.Therefore can form that volume is little, in light weight, acceleration capacity is strong and QA servo-drive system, control high-power and big load.The hydraulic actuator response speed is fast, and hydraulic actuating mechanism stable drive, antijamming capability are strong, and speed adjustable range is wide, the control favorable working performance under the special low cruise state.
Description of drawings
Fig. 1 is the structural representation of mechanical part of the present invention;
Fig. 2 is the right view of Fig. 1.
Wherein: 1, base, 2, frame, 3, downward modulation crack bearing block, 4, servo hydraulic cylinder, 5, raise the crack bearing block, 6, depress servo hydraulic cylinder, 7, connect crossbeam on, 8, top chock, 9, roll top roll, 10, roll lower roll, 11, step, 12. following connection crossbeam, 13, transfer the crack bearing, 14, base bearing.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in further details:
As shown in Figure 1, 2, the present invention includes base 1, be positioned at the frame 2 on the base 1 of being installed in of base 1 both sides, between frame 2, be equipped with and roll lower roll 10 and roll top roll 9, rolling the base bearing 14 of top roll 9 by its two ends is installed in the top chock 8 at two ends, rolling the base bearing 14 of lower roll 10 by its two ends is installed in the step 11 at two ends, top chock 8, step 11 are installed on the inner chamber of frame 2, about frame 2 is divided into two, and by last connection crossbeam 7 with under be connected crossbeam 12 and be bound up.Be equipped with on frame 2 tops and depress servo hydraulic cylinder 6, depress that servo hydraulic cylinder 6 is connected with top chock 8 and, make and roll top roll 9 in the course of work and obtain suitable pressure for top chock 8 provides mobile pressure;
At the small axle diameter that rolls top roll with roll on the small axle diameter of lower roll suit and accent crack bearing 13, transfer crack bearing 13 to be installed in the upper and lower accent crack bearing block 5,3, on upper and lower accent crack bearing block 5,3, install promising roll top roll 9 and roll lower roll 10 servo hydraulic cylinder 4 that moves up and down strength is provided.The base of described servo hydraulic cylinder 4 is installed on the bearing block of downward modulation crack, and the free end of hydraulic mandril is installed in and raises on the bearing block of crack.Be provided with 4, four servo hydraulic cylinders 4 of four servo hydraulic cylinders and be connected with hydraulic system respectively on the upper and lower accent of two couple of frame 2 both sides crack bearing block 5 and 3, hydraulic system is controlled by computer.
Each above-mentioned hydraulic cylinder (comprising that two are depressed servo hydraulic cylinder 6 and four servo hydraulic cylinders 4) is connected with hydraulic system respectively, and hydraulic system is controlled by computer.Hydraulic system also comprises except that hydraulic cylinder between constant pressure oil source, constant pressure oil source and the hydraulic cylinder that is connected with computer and is connected with pilot valve, be provided with the pressure sensor of induction cylinder pressure between each hydraulic cylinder and each pilot valve in the fluid pressure line, pressure sensor is connected with computer.
Out-of-date at rolling battery pole piece, can preestablish corresponding computer programs according to required draught pressure or rolling gap.The hydrostatic sensor of depressing on servo hydraulic cylinder 6 fluid pressure lines can be responded to the variation that rolls top roll 9 and roll lower roll 10 gaps variation causing hydraulic cylinder hydraulic pressure at random, and a little transducing signals are passed to computer, depress servo hydraulic cylinder 6 by computer control again, by to rolling the pressure adjustment of top roll 9, can reach online rolling top roll 9 and rolling gap between the lower roll 10 when being adjusted in rolling battery pole piece at random, thereby guarantee the rolling accuracy of battery pole piece.
Simultaneously, hydrostatic sensor on servo hydraulic cylinder 4 fluid pressure lines can be responded to the variation that rolls top roll 9 and roll lower roll 10 bearing clearancees variation causing hydraulic cylinder hydraulic pressure at random, and a little transducing signals are passed to computer, again by four servo hydraulic cylinders 4 of computer control, by to last, downward modulation crack bearing block 5,3 pressure adjustment, thereby can produce the strength that moves up and down to rolling top roll 9 and rolling lower roll 10, can reach the online bearing clearance of rolling top roll 9 and rolling the base bearing 14 of lower roll 10 of regulating at random, and also can adjust and roll top roll 9 and roll the deflection deformation that lower roll 10 produces, thereby further guarantee the rolling accuracy of battery pole piece.
Claims (5)
1, a kind of hydraulic servo battery pole piece rolling mill, comprise base (1), be installed in the frame (2) on the base (1), installing two pairs of bearing blocks (8 on the frame, 11), bearing block (8,11) on respectively frame adorning roll base bearing (14), in the roll base bearing (14) respectively frame adorning the large-diameter that rolls top roll (9) and the large-diameter that rolls lower roll (10), with the supporting computer-controlled hydraulic system of milling train, it is characterized in that: also comprise be installed on the frame (2) be connected with top chock (8) for roll top roll (9) provide move up and down strength depress servo hydraulic cylinder (6).
2, hydraulic servo battery pole piece rolling mill according to claim 1 is characterized in that the base of described servo hydraulic cylinder (6) is installed on the frame (2), and the free end of hydraulic mandril is installed on the top chock (8) that rolls top roll (9).
3, hydraulic servo battery pole piece rolling mill according to claim 1 and 2, it is characterized in that: at the small axle diameter that rolls top roll with roll on the small axle diameter of lower roll suit and accent crack bearing (13), transfer crack bearing (13) to be installed in the upper and lower accent crack bearing block (5,3), upper and lower accent crack bearing block (5,3) go up install promising roll top roll (9) and roll lower roll (10) servo hydraulic cylinder that moves up and down strength (4) is provided.
4, hydraulic servo battery pole piece rolling mill according to claim 3 is characterized in that: the base of described servo hydraulic cylinder (4) is installed on the bearing block of downward modulation crack, and the free end of hydraulic mandril is installed in and raises on the bearing block of crack.
5, according to the arbitrary described hydraulic servo battery pole piece rolling mill of claim 1 to 4, it is characterized in that: described hydraulic system comprises the pilot valve that is connected between constant pressure oil source, hydraulic cylinder, constant pressure oil source and the hydraulic cylinder; Be provided with the pressure sensor of induction cylinder pressure between hydraulic cylinder and pilot valve in the fluid pressure line, pressure sensor is connected with computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100547906A CN101254509B (en) | 2008-04-15 | 2008-04-15 | Hydraulic servo battery pole piece rolling mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100547906A CN101254509B (en) | 2008-04-15 | 2008-04-15 | Hydraulic servo battery pole piece rolling mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101254509A true CN101254509A (en) | 2008-09-03 |
| CN101254509B CN101254509B (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100547906A Active CN101254509B (en) | 2008-04-15 | 2008-04-15 | Hydraulic servo battery pole piece rolling mill |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011018874B3 (en) * | 2011-04-28 | 2012-08-30 | Saueressig Gmbh + Co. Kg | Roller arrangement with a device for regulating the nip and method for controlling the nip in a roller assembly |
| CN102704079A (en) * | 2012-07-06 | 2012-10-03 | 常熟市天豪机械有限公司 | Bent roller for spinning |
| WO2012155854A1 (en) * | 2011-05-18 | 2012-11-22 | 合肥市百胜科技发展股份有限公司 | Rolling mill |
| WO2012155855A1 (en) * | 2011-05-18 | 2012-11-22 | 合肥市百胜科技发展股份有限公司 | Intelligence rolling mill |
| JP2014042923A (en) * | 2012-08-27 | 2014-03-13 | Hitachi Power Solutions Co Ltd | Roll press machine and roll press method |
| CN104190708A (en) * | 2014-08-08 | 2014-12-10 | 邢台纳科诺尔极片轧制设备有限公司 | Device used for rolling battery pole piece at high speed |
| CN105436207A (en) * | 2015-11-24 | 2016-03-30 | 上海力炯金属科技有限公司 | Direct drive inner-cooling rolling mill |
| CN105576187A (en) * | 2016-03-15 | 2016-05-11 | 珠海市光环自动化科技有限公司 | Roller machine for rolling lithium battery pole piece |
| CN105903767A (en) * | 2016-06-12 | 2016-08-31 | 河北德乐机械科技股份有限公司 | Battery pole piece rolling equipment reasonable in bearing clearance |
| CN106200509A (en) * | 2016-09-13 | 2016-12-07 | 河北工业大学 | A kind of based on Embedded battery pole piece rolling mill controller |
| CN106180213A (en) * | 2014-08-19 | 2016-12-07 | 株式会社日立制作所 | Hydraulic pressing controls device and method of adjustment thereof and control program |
| CN107185457A (en) * | 2017-06-21 | 2017-09-22 | 哈尔滨理工大学 | Biomass granule forming machine nip automatic regulating apparatus |
| CN107900104A (en) * | 2017-12-05 | 2018-04-13 | 中航锂电技术研究院有限公司 | Electrodes of lithium-ion batteries collector foil shapes calendering device |
| CN108246808A (en) * | 2018-01-31 | 2018-07-06 | 湖北环电磁装备工程技术有限公司 | The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives |
| CN110850813A (en) * | 2019-11-22 | 2020-02-28 | 山东省科学院激光研究所 | Servo machine pressure position control method and device and servo controller |
| CN112893460A (en) * | 2021-01-14 | 2021-06-04 | 文保华 | Constant-clearance rolling mechanism and rolling method thereof |
| CN113617880A (en) * | 2021-08-05 | 2021-11-09 | 金川集团股份有限公司 | Adjusting method of copper electrolysis starting sheet fine straightening machine |
| CN117832380A (en) * | 2024-03-05 | 2024-04-05 | 东莞市宝红精密技术有限公司 | Pole piece production method and pole piece rolling test correction device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244592Y (en) * | 2008-04-15 | 2009-05-27 | 邢台纳科诺尔极片轧制设备有限公司 | Hydraulic servo-battery pole piece rolling mill |
-
2008
- 2008-04-15 CN CN2008100547906A patent/CN101254509B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244592Y (en) * | 2008-04-15 | 2009-05-27 | 邢台纳科诺尔极片轧制设备有限公司 | Hydraulic servo-battery pole piece rolling mill |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2012247889B2 (en) * | 2011-04-28 | 2016-07-21 | Matthews International GmbH | Roll arrangement having a device for regulating the roll nip, and method for regulating the roll nip in a roll arrangement |
| DE102011018874B3 (en) * | 2011-04-28 | 2012-08-30 | Saueressig Gmbh + Co. Kg | Roller arrangement with a device for regulating the nip and method for controlling the nip in a roller assembly |
| WO2012155854A1 (en) * | 2011-05-18 | 2012-11-22 | 合肥市百胜科技发展股份有限公司 | Rolling mill |
| WO2012155855A1 (en) * | 2011-05-18 | 2012-11-22 | 合肥市百胜科技发展股份有限公司 | Intelligence rolling mill |
| CN102704079A (en) * | 2012-07-06 | 2012-10-03 | 常熟市天豪机械有限公司 | Bent roller for spinning |
| JP2014042923A (en) * | 2012-08-27 | 2014-03-13 | Hitachi Power Solutions Co Ltd | Roll press machine and roll press method |
| CN104190708A (en) * | 2014-08-08 | 2014-12-10 | 邢台纳科诺尔极片轧制设备有限公司 | Device used for rolling battery pole piece at high speed |
| CN104190708B (en) * | 2014-08-08 | 2016-01-13 | 邢台纳科诺尔精轧科技股份有限公司 | For the device of high-speed rolling battery pole piece |
| CN106180213A (en) * | 2014-08-19 | 2016-12-07 | 株式会社日立制作所 | Hydraulic pressing controls device and method of adjustment thereof and control program |
| CN105436207B (en) * | 2015-11-24 | 2018-07-20 | 上海力炯金属科技有限公司 | A kind of straight drive inner-cooled milling train |
| CN105436207A (en) * | 2015-11-24 | 2016-03-30 | 上海力炯金属科技有限公司 | Direct drive inner-cooling rolling mill |
| CN105576187A (en) * | 2016-03-15 | 2016-05-11 | 珠海市光环自动化科技有限公司 | Roller machine for rolling lithium battery pole piece |
| CN105576187B (en) * | 2016-03-15 | 2018-01-05 | 珠海市光环自动化科技有限公司 | Lithium battery pole slice rolls twin rollers |
| CN105903767A (en) * | 2016-06-12 | 2016-08-31 | 河北德乐机械科技股份有限公司 | Battery pole piece rolling equipment reasonable in bearing clearance |
| CN106200509A (en) * | 2016-09-13 | 2016-12-07 | 河北工业大学 | A kind of based on Embedded battery pole piece rolling mill controller |
| CN107185457A (en) * | 2017-06-21 | 2017-09-22 | 哈尔滨理工大学 | Biomass granule forming machine nip automatic regulating apparatus |
| CN107900104A (en) * | 2017-12-05 | 2018-04-13 | 中航锂电技术研究院有限公司 | Electrodes of lithium-ion batteries collector foil shapes calendering device |
| CN108246808A (en) * | 2018-01-31 | 2018-07-06 | 湖北环电磁装备工程技术有限公司 | The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives |
| CN110850813A (en) * | 2019-11-22 | 2020-02-28 | 山东省科学院激光研究所 | Servo machine pressure position control method and device and servo controller |
| CN110850813B (en) * | 2019-11-22 | 2021-08-20 | 山东省科学院激光研究所 | Servo machine pressure position control method and device and servo controller |
| CN112893460A (en) * | 2021-01-14 | 2021-06-04 | 文保华 | Constant-clearance rolling mechanism and rolling method thereof |
| CN113617880A (en) * | 2021-08-05 | 2021-11-09 | 金川集团股份有限公司 | Adjusting method of copper electrolysis starting sheet fine straightening machine |
| CN113617880B (en) * | 2021-08-05 | 2024-01-26 | 金川集团股份有限公司 | Adjusting method of copper electrolysis starting sheet fine straightening machine |
| CN117832380A (en) * | 2024-03-05 | 2024-04-05 | 东莞市宝红精密技术有限公司 | Pole piece production method and pole piece rolling test correction device |
| CN117832380B (en) * | 2024-03-05 | 2024-05-07 | 东莞市宝红精密技术有限公司 | Pole piece production method and pole piece rolling test correction device |
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| CN101254509B (en) | 2010-09-22 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Hydraulic servo battery pole piece rolling mill Effective date of registration: 20130821 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. Registration number: 2013990000598 |
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Date of cancellation: 20140910 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. Registration number: 2013990000598 |
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Denomination of invention: Hydraulic servo battery pole piece rolling mill Effective date of registration: 20140911 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. Registration number: 2014990000748 |
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Owner name: XINGTAI NAKNOR TECHNOLOGY CO., LTD. Free format text: FORMER NAME: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. |
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| CP03 | Change of name, title or address |
Address after: 054001 two dry river street, Xingtai Development Zone, Hebei, China Patentee after: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Address before: Three Jiangdong Road, Xingtai Development Zone, Hebei 054001, China Patentee before: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150929 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: Xingtai naknor finishing rolling Polytron Technologies Inc Registration number: 2014990000748 |
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Denomination of invention: Hydraulic servo battery pole piece rolling mill Effective date of registration: 20151009 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2015990000846 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20150928 Registration number: 2014990000748 Pledgor after: Xingtai naknor finishing rolling Polytron Technologies Inc Pledgor before: Xingtai Naknor Pole-Piece Rolling Equipment Co., Ltd. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161124 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2015990000846 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
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Denomination of invention: Hydraulic servo battery pole piece rolling mill Effective date of registration: 20161213 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2016130000025 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170919 Granted publication date: 20100922 Pledgee: China Everbright Bank Handan branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2016130000025 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Hydraulic servo battery pole piece rolling mill Effective date of registration: 20180620 Granted publication date: 20100922 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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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180709 Granted publication date: 20100922 Pledgee: Bank of Xingtai Limited by Share Ltd day one branch Pledgor: XINGTAI NAKNOR POLE-PIECE ROLLING EQUIPMENT CO., LTD. Registration number: 2018130000008 |