CN200967162Y - Roller bearing inner ring tray convexity abrading equipment - Google Patents
Roller bearing inner ring tray convexity abrading equipment Download PDFInfo
- Publication number
- CN200967162Y CN200967162Y CN200620030838.6U CN200620030838U CN200967162Y CN 200967162 Y CN200967162 Y CN 200967162Y CN 200620030838 U CN200620030838 U CN 200620030838U CN 200967162 Y CN200967162 Y CN 200967162Y
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- planker
- seat
- grinding wheel
- finishing
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- 230000008878 coupling Effects 0.000 claims abstract description 45
- 238000010168 coupling process Methods 0.000 claims abstract description 45
- 238000005859 coupling reaction Methods 0.000 claims abstract description 45
- 238000005096 rolling process Methods 0.000 claims abstract description 25
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000010931 gold Substances 0.000 claims abstract description 11
- 229910052737 gold Inorganic materials 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 8
- 229910001651 emery Inorganic materials 0.000 claims description 19
- 238000009966 trimming Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 229910003460 diamond Inorganic materials 0.000 description 5
- 239000010432 diamond Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
滚子轴承内圈滚道凸度磨削设备是一种轴承磨加工机床，它解决了目前其它同样设备存在的问题，本设备采用三轴数控，其中两轴插补，采用日本FANUC系统产品，它是由床身、滚动导轨、工件进给上拖板、工件电机、电机皮带轮、皮带、工件皮带轮、工件轴、砂轮轴带轮、砂轮主轴、皮带、电机皮带轮、砂轮电机、修整上拖板、滚动导轨、轴承座、伺服电机座、联轴器、修整伺服电机、联轴器、谐波减速器、丝杠螺母座、修整伺服电机、联轴器、伺服电机座、修整器丝杠、工件进给丝杠、丝杠螺母座、轴承座、联轴器、伺服电机座、工件进给伺服电机、磨削工件、砂轮、砂轮卡盘、金钢笔、金钢笔、丝杠、丝杠螺母座、滚动导轨、轴承座、修整上拖板连接而成。
Roller bearing inner ring raceway crown grinding equipment is a kind of bearing grinding machine tool, which solves the problems existing in other similar equipment. This equipment adopts three-axis numerical control, two of which are interpolated, and adopts Japanese FANUC system products. It is composed of bed, rolling guide rail, workpiece feeding upper carriage, workpiece motor, motor pulley, belt, workpiece pulley, workpiece shaft, grinding wheel shaft pulley, grinding wheel spindle, belt, motor pulley, grinding wheel motor, dressing upper carriage , rolling guideway, bearing seat, servo motor seat, coupling, dressing servo motor, coupling, harmonic reducer, screw nut seat, dressing servo motor, coupling, servo motor seat, dresser screw, Work feed screw, lead screw nut seat, bearing housing, coupling, servo motor seat, work feed servo motor, grinding workpiece, grinding wheel, grinding wheel chuck, gold pen, gold pen, lead screw, lead screw nut The seat, rolling guide rail, bearing seat, and trimming upper carriage are connected.
Description
One, technical field: the utility model relates to a kind of bearing mill machining tool, especially roller bearing inner ring track convex degree equipment for grinding.
Two, background technology: China's bearing industry development in recent years is very rapid, and by quantitative change to qualitative change, bearing products is towards high accuracy, and high-tech added value direction develops, progressively substituting import one product and squeezing into the international market.Require to be processed into logarithmic curve or three garden arcs connections as roller bearing inner ring raceway bus.Purpose be solve bearing under load condition since edge stress exist, thereby cause the bearing early fatigue to damage.This kind equipment technical elements of state's inner bearing special purpose machine tool manufacturer production has certain gap at present, and its key problem is exactly to emery wheel shape of generatrix finishing problem.The employing single-point diamond pen that has is to angle of grinding wheel diameter axioversion, diamond pen move diagonally (emery wheel straight edge line relatively).The emery wheel shape of generatrix that repairs is a hyperbola, and the grinding product shape of generatrix that comes out also is a hyperbola.Another kind method adopts form cutting, and gauge finder withstands on bolt and allows its distortion in the middle of the gauge finder, and the Buddha's warrior attendant seat moves along gauge finder then, though the emery wheel bus that repairs has convexity, curvilinear figure is bad.Above-mentioned two kinds of methods all do not reach the converted products requirement.
Three, summary of the invention: the purpose of this utility model provides a kind of roller bearing inner ring track convex degree equipment for grinding that adopts three-axis numerical control, it has solved the problem that present other same equipment exists, the purpose of this utility model is to realize like this, it is by lathe bed, rolling guide, planker in the workpiece feeding, the workpiece motor, motor pulley, belt, the workpiece belt pulley, workpiece spindle, the grinding wheel spindle belt wheel, grinding wheel spindle, belt, motor pulley, grinding wheel drive mitor, planker in the finishing, rolling guide, bearing block, the servomotor seat, shaft coupling, the finishing servomotor, shaft coupling, harmonic speed reducer, the feed screw nut seat, the finishing servomotor, shaft coupling, the servomotor seat, the trimmer leading screw, the workpiece feed screw, the feed screw nut seat, bearing block, shaft coupling, the servomotor seat, workpiece feed servo motor, grinding work piece, emery wheel, grinding wheel chuck, the gold pen, the gold pen, leading screw, the feed screw nut seat, rolling guide, bearing block, planker is formed by connecting in the finishing, emery wheel and grinding wheel chuck, grinding wheel spindle, grinding wheel spindle belt wheel screw, nut connects, the grinding wheel spindle belt wheel is connected by belt with motor pulley, motor pulley is connected by nut with grinding wheel drive mitor, and grinding wheel drive mitor and grinding wheel spindle are screwed on lathe bed; The workpiece belt pulley is installed on the workpiece spindle, and workpiece spindle is connected with grinding work piece, on the workpiece motor motor pulley is installed, and motor pulley is connected by belt with the workpiece belt pulley; Workpiece motor and grinding wheel spindle are fixed in the workpiece feeding on the planker by screw, and the following planker of planker below rolling guide is fixed on lathe bed by screw in the workpiece feeding; Fixing on the servomotor seat on the workpiece feed servo motor, workpiece feed servo motor is connected by shaft coupling with the workpiece feed screw, and shaft coupling is connected with bearing block, and bearing block is fixed by screw with following planker; Planker is connected by screw in feed screw nut seat and the workpiece feeding; The finishing servomotor is fixed on the servomotor seat, is fixing shaft coupling, shaft coupling, harmonic speed reducer on the finishing servomotor; Shaft coupling is connected with leading screw, and leading screw is connected with bearing block and the following planker below the last planker of finishing, rolling guide is fixed, and following planker is screwed on lathe bed; The feed screw nut seat is gone up planker with finishing and is connected by screw; The finishing servomotor is fixed on the servomotor seat, and shaft coupling is installed on the finishing servomotor, and bearing block is connected with shaft coupling, and the trimmer leading screw is connected with shaft coupling, and the trimmer leading screw is connected with the feed screw nut seat; The servomotor seat is connected with following planker by rolling guide, and following planker is gone up planker with finishing and is connected with screw; The gold pen is gone up planker with finishing and is connected with screw; The gold pen is gone up planker with finishing and is connected with screw.
During work, the Z axle moves forward and backward, X-axis move left and right, X
1Move left and right.
1, golden pen moves by finishing servomotor, shaft coupling, servomotor seat, trimmer leading screw, feed screw nut seat, rolling guide, bearing block along the Z axle and realizes.It simultaneously also can be with X
1Axle moves.
1. golden pen is along X
1Axle moves by planker, rolling guide, bearing block, servomotor seat, shaft coupling, leading screw in finishing servomotor, shaft coupling, harmonic speed reducer, feed screw nut seat, the finishing and finishes.
2. grinding work piece moves by workpiece feed servo motor along X-axis, and fixing in the above parts workpiece motor, motor pulley, belt, workpiece belt pulley, workpiece spindle, the grinding work piece in addition of planker also moves thereupon in servomotor seat, shaft coupling, bearing block, feed screw nut seat, workpiece feed screw, rolling guide, the workpiece feeding.
3. grinding work piece rotatablely moves and is realized by workpiece spindle, workpiece belt pulley, belt, motor pulley, workpiece motor.
4. emery wheel rotatablely moves and is finished by grinding wheel chuck, grinding wheel drive mitor, motor pulley, belt, grinding wheel spindle, grinding wheel spindle belt wheel.Grinding wheel spindle only rotates does not have displacement.
This equipment adopts three-axis numerical control, and Japan's FA NUC system product is adopted in wherein diaxon interpolation (finishing of grinding wheel spindle convexity).
2, emery wheel convexity dressing process:
1. diamond pen is being repaired driven by servomotor lower edge X
1Axle moves left to emery wheel external diameter bus lower surface trim locations.Finishing servomotor, shaft coupling, rolling guide, servomotor seat, trimmer leading screw, bearing block also move thereupon.
2. finishing beginning, X
1Axle, the Z axle carries out moving interpolation to be repaired emery wheel, has two driven by servomotor to finish respectively.Diaxon translational speed speed is finished by numerical control program, processes other part bus protuberance shape decision according to product.Promptly in plane coordinate system, press different Mathematical Modelings, set two different axle translational speeds.Numerical control axle resolution sizes can design according to actual needs.Because be intelligent control, emery wheel need be repaired any shape, as long as the input relevant parameter just can be realized.The above-mentioned method for trimming of introducing in background technology can't be accomplished.
3. the sort of crushing shape of generatrix is that three sections garden arcs coincide, and this is the protuberance shape of present Bearing Factory daily life of a family usefulness.
4. convexity is to evagination after the interior raceway grinding of bearing, and the bus convexity is recessed after the crushing.
5. when repairing, grinding process medium plain emery wheel consumption secondary is provided with automatic compensation function.
6. diamond pen is to be used for the trimming wheel width dimensions.
3, wheel grinding process
1. after crushing finished, diamond pen was return original position.
2. grinding work piece is approaching fast in workpiece feed servo motor-driven lower edge X-axis, and emery wheel preestablishes extreme position, then by the grinding numerical control program workpiece is carried out grinding, and the process finishing follow procedure is replied initial point and carried out next one circulation.
The beneficial effects of the utility model: owing to be intelligent control, emery wheel need be repaired any shape, as long as the input relevant parameter just can realize that the advance of equipment grinding is mainly reflected in two numerical control axles of crushing interpolation finishing principle and Numeric Control Technology.
Four, description of drawings, Fig. 1 is the structural representation of roller bearing inner ring track convex degree equipment for grinding, among the figure 1, lathe bed 2, rolling guide 3, planker 4 in the workpiece feeding, workpiece motor 5, motor pulley 6, belt 7, workpiece belt pulley 8, workpiece spindle 9, grinding wheel spindle belt wheel 10, grinding wheel spindle 11, belt 12, motor pulley 13, grinding wheel drive mitor 14, planker 15 in the finishing, rolling guide 16, bearing block 17, servomotor seat 18, shaft coupling 19, finishing servomotor 20, shaft coupling 21, harmonic speed reducer 22, feed screw nut seat 23, finishing servomotor 24, shaft coupling 25, servomotor seat 26, trimmer leading screw 27, workpiece feed screw 28, feed screw nut seat 29, bearing block 30, shaft coupling 31, servomotor seat 32, workpiece feed servo motor 38, leading screw 39, feed screw nut seat 40, rolling guide 41, bearing block 42, planker in the finishing
Fig. 2 is a roller bearing inner ring track convex degree equipment for grinding structural representation, among the figure 33, grinding work piece 34, emery wheel 35, grinding wheel chuck 36, golden pen 37, golden pen
Fig. 3 is the grinding work piece schematic diagram
Fig. 4 repaiies back shape figure for emery wheel
Five, the specific embodiment: in Fig. 1, Fig. 2, Fig. 3, Fig. 4, emery wheel 34 is connected with grinding wheel chuck 35, grinding wheel spindle 10, grinding wheel spindle belt wheel 9 usefulness screws, nut, grinding wheel spindle belt wheel 9 is connected by belt 11 with motor pulley 12, motor pulley 12 and grinding wheel drive mitor 13 are connected by nut, and grinding wheel drive mitor 13 is screwed on lathe bed 1 with grinding wheel spindle 10; Workpiece belt pulley 7 is installed on the workpiece spindle 8, and workpiece spindle 8 is connected with grinding work piece 33, and motor pulley 5 is installed on the workpiece motor 4, and motor pulley 5 is connected by belt 6 with workpiece belt pulley 7; Workpiece motor 4 and grinding wheel spindle 10 are fixed in the workpiece feeding on the planker 3 by screw, and the following plankers of planker 3 below rolling guide 2 are fixed on lathe bed 1 by screw in the workpiece feeding; Fixing on the servomotor seat 31 on the workpiece feed servo motor 32, workpiece feed servo motor 32 is connected by shaft coupling 30 with workpiece feed screw 27, and shaft coupling 30 is connected with bearing block 29, and bearing block 29 is fixed by screw with following planker; Planker 3 is connected by screw in feed screw nut seat 28 and the workpiece feeding; Finishing servomotor 19 is fixed on the servomotor seat 17, is fixing shaft coupling 18, shaft coupling 20, harmonic speed reducer 21 on finishing servomotor 19; Shaft coupling 18 is connected with leading screw 38, and leading screw 38 is connected with bearing block 16 and the following planker below the last planker 14 of finishing, rolling guide 15 is fixed, and following planker is screwed on lathe bed 1; Feed screw nut seat 22 and finishing are gone up planker 14 and are connected by screw; Finishing servomotor 23 is fixed on the servomotor seat 25, and shaft coupling 24 is installed on the finishing servomotor 23, and bearing block 41 is connected with shaft coupling 24, and trimmer leading screw 26 is connected with shaft coupling 24, and trimmer leading screw 26 is connected with feed screw nut seat 39; Servomotor seat 25 is connected with following planker by rolling guide 40, and following planker is gone up planker 14 usefulness screws with finishing and is connected; Gold pen 37 is gone up planker 42 usefulness screws with finishing and is connected; Gold pen 36 is gone up planker 42 usefulness screws with finishing and is connected.
Claims (3)
1, roller bearing inner ring track convex degree equipment for grinding, it is by lathe bed (1), rolling guide (2), planker in the workpiece feeding (3), workpiece motor (4), motor pulley (5), belt (6), workpiece belt pulley (7), workpiece spindle (8), grinding wheel spindle belt wheel (9), grinding wheel spindle (10), belt (11), motor pulley (12), grinding wheel drive mitor (13), planker in the finishing (14), rolling guide (15), bearing block (16), servomotor seat (17), shaft coupling (18), finishing servomotor (19), shaft coupling (20), harmonic speed reducer (21), feed screw nut seat (22), finishing servomotor (23), shaft coupling (24), servomotor seat (25), trimmer leading screw (26), workpiece feed screw (27), feed screw nut seat (28), bearing block (29), shaft coupling (30), servomotor seat (31), workpiece feed servo motor (32), grinding work piece (33), emery wheel (34), grinding wheel chuck (35), gold pen (36), gold pen (37), leading screw (38), feed screw nut seat (39), rolling guide (40), bearing block (41), planker in the finishing (42) is formed by connecting, it is characterized in that: workpiece belt pulley (7) is installed on the workpiece spindle (8), workpiece spindle (8) is connected with grinding work piece (33), motor pulley (5) is installed on the workpiece motor (4), and motor pulley (5) is connected by belt (6) with workpiece belt pulley (7); Workpiece motor (4) and grinding wheel spindle (10) are fixed on the planker in the workpiece feeding (3) by screw, and the following planker of planker in the workpiece feeding (3) below rolling guide (2) is fixed on lathe bed (1) by screw; Fixing on the servomotor seat (31) on the workpiece feed servo motor (32), workpiece feed servo motor (32) is connected by shaft coupling (30) with workpiece feed screw (27), shaft coupling (30) is connected with bearing block (29), and bearing block (29) is fixed by screw with following planker; Planker (3) is connected by screw in feed screw nut seat (28) and the workpiece feeding; Finishing servomotor (19) is fixed on the servomotor seat (17), is fixing shaft coupling (18), shaft coupling (20), harmonic speed reducer (21) on finishing servomotor (19); Shaft coupling (18) is connected with leading screw (38), and leading screw (38) is connected with bearing block (16) and the following planker below the last planker (14) of finishing, rolling guide (15) is fixed, and following planker is screwed on lathe bed (1); Feed screw nut seat (22) is gone up planker (14) with finishing and is connected by screw; Finishing servomotor (23) is fixed on the servomotor seat (25), shaft coupling (24) is installed on the finishing servomotor (23), bearing block (41) is connected with shaft coupling (24), and trimmer leading screw (26) is connected with shaft coupling (24), and trimmer leading screw (26) is connected with feed screw nut seat (39); Servomotor seat (25) is connected with following planker by rolling guide (40), and following planker is gone up planker (14) with finishing and is connected with screw.
2, roller bearing inner ring track convex degree equipment for grinding according to claim 1, it is characterized in that: emery wheel (34) is connected with screw, nut with grinding wheel chuck (35), grinding wheel spindle (10), grinding wheel spindle belt wheel (9), grinding wheel spindle belt wheel (9) is connected by belt (11) with motor pulley (12), motor pulley (12) is connected by nut with grinding wheel drive mitor (13), and grinding wheel drive mitor (13) is screwed on lathe bed (1) with grinding wheel spindle (10).
3, roller bearing inner ring track convex degree equipment for grinding according to claim 1 is characterized in that: golden pen (37) is gone up planker (42) with finishing and is connected with screw; Gold pen (36) is gone up planker (42) with finishing and is connected with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620030838.6U CN200967162Y (en) | 2006-07-27 | 2006-07-27 | Roller bearing inner ring tray convexity abrading equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200620030838.6U CN200967162Y (en) | 2006-07-27 | 2006-07-27 | Roller bearing inner ring tray convexity abrading equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200967162Y true CN200967162Y (en) | 2007-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200620030838.6U Expired - Fee Related CN200967162Y (en) | 2006-07-27 | 2006-07-27 | Roller bearing inner ring tray convexity abrading equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200967162Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101797710A (en) * | 2010-03-25 | 2010-08-11 | 浙江工业大学 | Repairing and grinding lathe of large-size rolling bearing channel |
| CN102059625A (en) * | 2010-11-12 | 2011-05-18 | 无锡市长鹰机床制造有限公司 | Improved spherical-surface double-raceway dresser |
| CN102092006A (en) * | 2010-12-17 | 2011-06-15 | 上海机床厂有限公司 | Rotary driving mechanism for grinding crankshafts through grinding machine and using method thereof |
| CN102218704A (en) * | 2011-06-10 | 2011-10-19 | 无锡市明鑫机床有限公司 | Dresser |
| CN102626889A (en) * | 2011-06-14 | 2012-08-08 | 李东炬 | High-precision surface grinding machine |
| CN103350386A (en) * | 2013-07-30 | 2013-10-16 | 新乡亿威数控设备有限公司 | Thrust bearing ring grinding machine |
| CN103358193A (en) * | 2013-07-24 | 2013-10-23 | 莱芜市学军合金陶瓷制品有限公司 | Part bubble-model grinding production method and special equipment |
| CN101722457B (en) * | 2008-10-23 | 2014-06-04 | 杭州雷迪克汽车部件制造有限公司 | Double-channel grinding method of double-row ball bearing |
| CN104175190A (en) * | 2014-07-21 | 2014-12-03 | 惠志强 | Special grinding machine for spherical base surface of roller |
| CN112276735A (en) * | 2020-11-17 | 2021-01-29 | 公主岭轴承有限责任公司 | Double-row tapered roller bearing outer ring raceway processing equipment |
-
2006
- 2006-07-27 CN CN200620030838.6U patent/CN200967162Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101722457B (en) * | 2008-10-23 | 2014-06-04 | 杭州雷迪克汽车部件制造有限公司 | Double-channel grinding method of double-row ball bearing |
| CN101797710A (en) * | 2010-03-25 | 2010-08-11 | 浙江工业大学 | Repairing and grinding lathe of large-size rolling bearing channel |
| CN102059625A (en) * | 2010-11-12 | 2011-05-18 | 无锡市长鹰机床制造有限公司 | Improved spherical-surface double-raceway dresser |
| CN102092006A (en) * | 2010-12-17 | 2011-06-15 | 上海机床厂有限公司 | Rotary driving mechanism for grinding crankshafts through grinding machine and using method thereof |
| CN102218704A (en) * | 2011-06-10 | 2011-10-19 | 无锡市明鑫机床有限公司 | Dresser |
| CN102626889A (en) * | 2011-06-14 | 2012-08-08 | 李东炬 | High-precision surface grinding machine |
| CN103358193A (en) * | 2013-07-24 | 2013-10-23 | 莱芜市学军合金陶瓷制品有限公司 | Part bubble-model grinding production method and special equipment |
| CN103350386A (en) * | 2013-07-30 | 2013-10-16 | 新乡亿威数控设备有限公司 | Thrust bearing ring grinding machine |
| CN104175190A (en) * | 2014-07-21 | 2014-12-03 | 惠志强 | Special grinding machine for spherical base surface of roller |
| CN112276735A (en) * | 2020-11-17 | 2021-01-29 | 公主岭轴承有限责任公司 | Double-row tapered roller bearing outer ring raceway processing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Roller bearing inner ring tray convexity abrading equipment Effective date of registration: 20121030 Granted publication date: 20071031 Pledgee: Bank of China, Limited by Share Ltd, Puyang Renmin Road subbranch Pledgor: Puyang BEAIN CNC Machinery and Equipment Co., Ltd. Registration number: 2012990000658 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130808 Granted publication date: 20071031 Pledgee: Bank of China, Limited by Share Ltd, Puyang Renmin Road subbranch Pledgor: Puyang BEAIN CNC Machinery and Equipment Co., Ltd. Registration number: 2012990000658 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071031 Termination date: 20130727 |