CN206544080U - A kind of digital controlled profile glass circulates edge polisher - Google Patents
A kind of digital controlled profile glass circulates edge polisher Download PDFInfo
- Publication number
- CN206544080U CN206544080U CN201720232448.5U CN201720232448U CN206544080U CN 206544080 U CN206544080 U CN 206544080U CN 201720232448 U CN201720232448 U CN 201720232448U CN 206544080 U CN206544080 U CN 206544080U
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- China
- Prior art keywords
- grinding
- motor
- vacuum cup
- grinding head
- rotary body
- 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.)
- Expired - Fee Related
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- 239000011521 glass Substances 0.000 title claims abstract description 32
- 229910001651 emery Inorganic materials 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000005498 polishing Methods 0.000 claims abstract description 12
- 238000009827 uniform distribution Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000000843 powder Substances 0.000 abstract description 5
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 5
- 150000002910 rare earth metals Chemical class 0.000 abstract description 5
- 239000005357 flat glass Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 5
- 238000007688 edging Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
Edge polisher is circulated the utility model discloses a kind of digital controlled profile glass, including grinding platform, it is ground the flexible connection rotary body of platform, rotary body connects main driving motor, roller type mechanical valve and vacuum cup are fixedly connected with the top of rotary body, vacuum cup is sequentially communicated roller type mechanical valve and vavuum pump；Slide rail and servo feed mechanism are provided with grinding platform, servo feed mechanism connection grinding head motor, grinding head motor is fixedly connected with emery wheel；Touching bar is fixedly connected with grinding platform, touching bar sets Contact plate；Servo feed mechanism, grinding head motor and main driving motor are electrically connected digital control system.The beneficial effects of the utility model：Solve hand grinding precision and diagonal error problem, reduce labor intensity, increase yield, improve production efficiency, save artificial, the utilization rate of polishing powder from rare earth is substantially increased, while solving the problem of grinding frequent tool changing of special-shaped glass of glass numerical control machining center causes efficiency low and can only process a sheet glass every time.
Description
Technical field
The utility model is related to edge polisher technical field, it particularly relates to which a kind of digital controlled profile glass circulates edge polisher.
Background technology
Irregular glass edging is always glass industry problem, and prior art is divided into two major classes：One class is to hold glass by hand
It is processed with emery wheel, its inefficiency, the high final product quality of labor strength is higher to workman's technical requirements with yielding poorly,
And polishing powder from rare earth need to be coordinated by polishing, cause polishing powder from rare earth to mix in waste water and pollute environment and the wasting of resources.Two classes
For engraving Mechanical Processing Center class, it needs to look at 0 point to glass progress central point, then processing is programmed, machine first when processing
Device is roughly ground with an emery wheel, is needed to return to the progress fine grinding wheel replacing of tool changing position after the completion of corase grind, is returned at workpiece and carry out after tool changing
Processing, after the completion of need to return polishing emery wheel is changed at tool changing again, a finished product can be just processed into by needing tool changing 4 times, so extremely inefficient.
The problem of in above-mentioned correlation technique, effective solution is not yet proposed at present.
Utility model content
For the above-mentioned technical problem in correlation technique, edging is circulated the utility model proposes a kind of digital controlled profile glass
Machine, it is possible to achieve the automation edging of special-shaped glass, reduces labor intensity, improves production efficiency.
To realize above-mentioned technical purpose, what the technical solution of the utility model was realized in：
A kind of digital controlled profile glass circulates edge polisher, including grinding platform, and the center activity of the grinding platform is even
It is connected to rotary body, the bottom of the rotary body is connected with main driving motor by reductor, the top of the rotary body is along its footpath
Being fixedly connected sequentially from inside to outside to direction has roller type mechanical valve and vacuum cup, the roller type mechanical valve and vacuum cup
Quantity be no less than two, and the roller type mechanical valve and vacuum cup are arranged along the circumferencial direction of the rotary body
Cloth, the vacuum cup is sequentially communicated the roller type mechanical valve and vavuum pump by pipeline；Along described on the grinding platform
The radial direction of rotary body is provided with slide rail and corresponding servo feed mechanism, and the servo feed mechanism removably connects
It is connected in grinding head motor, the rotary shaft of the grinding head motor and is fixedly connected with the emery wheel being engaged with the vacuum cup；It is described
A touching bar is fixedly connected with grinding platform, the touching bar is provided with and institute at the position close to roller type mechanical valve
State the Contact plate that the roller of roller type mechanical valve is engaged, the Contact plate is along the length and phase on the rotary body circumferencial direction
The distance of adjacent two rollers in a circumferential direction is corresponding；The servo feed mechanism, grinding head motor and main driving motor
It is electrically connected digital control system.
In a specific embodiment of the present utility model, workpiece to be processed is adsorbed with the vacuum cup.
In a specific embodiment of the present utility model, the servo feed mechanism includes the mill being slidably connected with slide rail
Head motor cabinet, the grinding head motor seat is connected with grinding wheel feed motor, the grinding wheel feed motor by ball guide screw nat
Digital control system is electrically connected, the grinding head motor seat is provided with motor fixing plate in the side close to vacuum cup.
In a specific embodiment of the present utility model, the grinding head motor seat connects institute by leading screw and ball nut
Motor fixing plate is stated, one end that the leading screw is located above grinding head motor seat is provided with knurling handle, and the motor is fixed
The fixed seat of the detachably connected grinding head motor of plate.
In a specific embodiment of the present utility model, the motor fixing plate is bolted to connection the fixation
Holding screw corresponding with the motor fixing plate is additionally provided with one jiao of seat, the fixed seat.
In a specific embodiment of the present utility model, the quantity of the roller type mechanical valve and vacuum cup is 8
It is individual, and the roller type mechanical valve and the equal circumference uniform distribution of vacuum cup are in the top of the rotary body.
In a specific embodiment of the present utility model, the slide rail, servo feed mechanism, grinding head motor and emery wheel
Quantity is 7.
In a specific embodiment of the present utility model, direction of rotation of 7 emery wheels along main driving motor is successively
For 2 corase grind emery wheels, 2 fine grinding emery wheels, 1 fine grinding emery wheel and 2 polishing emery wheels.
The beneficial effects of the utility model：Hand grinding precision and diagonal error problem are solved, labor intensity is reduced,
Increase yield, improve production efficiency, save artificial, energy-conserving and environment-protective substantially increase the utilization rate of polishing powder from rare earth, solve simultaneously
Glass numerical control machining center of the having determined grinding frequent tool changing of special-shaped glass causes efficiency low and can only process asking for a sheet glass every time
Topic.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the front view of the digital controlled profile glass circulation edge polisher according to the utility model embodiment；
Fig. 2 is the top view of the digital controlled profile glass circulation edge polisher according to Fig. 1；
Fig. 3 is the structural representation of the touching bar part according to Fig. 1；
Fig. 4 is the overall structure figure of the digital controlled profile glass circulation edge polisher according to the utility model embodiment.
In figure：
1st, grinding wheel feed motor；2nd, grinding head motor；3rd, emery wheel；4th, workpiece to be processed；5th, vacuum cup；6th, rotary body；7、
Roller type mechanical valve；8th, bar is touched；9th, main driving motor；10th, reductor；11st, grinding head motor seat；12nd, knurling handle；13rd, it is electric
Machine fixed plate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art are obtained all belongs to
The scope protected in the utility model.
As Figure 1-4, a kind of digital controlled profile glass circulation edge polisher according to the utility model embodiment, including
Platform is ground, the center of the grinding platform is connected with rotary body 6, and the bottom of the rotary body 6 passes through reductor
10 are connected with main driving motor 9, and radially direction is fixedly connected sequentially has roller type from inside to outside for the top of the rotary body 6
The quantity of mechanical valve 7 and vacuum cup 5, the roller type mechanical valve 7 and vacuum cup 5 is no less than two, and the rolling
Wheel machine valve 7 and vacuum cup 5 along the rotary body 6 circumferencial direction arrange, the vacuum cup 5 by pipeline successively
Connect the roller type mechanical valve 7 and vavuum pump；The radial direction of the rotary body 6 is provided with slide rail on the grinding platform
And corresponding servo feed mechanism, the servo feed mechanism is detachably connected with grinding head motor 2, the grinding head motor
The emery wheel 3 being engaged with the vacuum cup 5 is fixedly connected with 2 rotary shaft；One is fixedly connected with the grinding platform
Individual touching bar 8, the touching bar 8 is provided with the rolling with the roller type mechanical valve 7 at the position close to roller type mechanical valve 7
The Contact plate being engaged is taken turns, the Contact plate exists along the length on the circumferencial direction of rotary body 6 and the two neighboring roller
Distance on circumferencial direction is corresponding；The servo feed mechanism, grinding head motor 2 and main driving motor 9 are electrically connected numerical control
System.
In a specific embodiment of the present utility model, workpiece to be processed 4 is adsorbed with the vacuum cup 5.
In a specific embodiment of the present utility model, the servo feed mechanism includes the mill being slidably connected with slide rail
Head motor cabinet 11, the grinding head motor seat 11 is connected with grinding wheel feed motor 1, the grinding wheel feed by ball guide screw nat
Motor 1 electrically connects digital control system, and the grinding head motor seat 11 is provided with motor fixing plate 13 in the side close to vacuum cup 5.
In a specific embodiment of the present utility model, the grinding head motor seat 11 is connected by leading screw and ball nut
The motor fixing plate 13, one end that the leading screw is located at the top of grinding head motor seat 11 is provided with knurling handle 12, described
The fixed seat of the detachably connected grinding head motor 2 of motor fixing plate 13.
In a specific embodiment of the present utility model, the motor fixing plate 13 is bolted to connection described solid
It is additionally provided with one jiao of reservation, the fixed seat and the corresponding holding screw of the motor fixing plate 13.
In a specific embodiment of the present utility model, the quantity of the roller type mechanical valve 7 and vacuum cup 5 is
8, and the roller type mechanical valve 7 and the equal circumference uniform distribution of vacuum cup 5 are in the top of the rotary body 6.
In a specific embodiment of the present utility model, the slide rail, servo feed mechanism, grinding head motor 2 and emery wheel 3
Quantity be 7.
In a specific embodiment of the present utility model, direction of rotation of 7 emery wheels 3 along main driving motor 9 according to
Secondary is 2 corase grind emery wheels, 2 fine grinding emery wheels, 1 fine grinding emery wheel and 2 polishing emery wheels.
Above-mentioned technical proposal of the present utility model is understood for convenience, below by way of new to this practicality in specifically used mode
The above-mentioned technical proposal of type is described in detail.
The mode described in the utility model that is fixedly connected can be replaced using conventional technical means such as mode connects for screw, bonding, clampings
Change.Movable connection method can be replaced using conventional technical means such as bearing, hinges.
The quantity for touching bar 8 is 1, and touching bar 8 is oppressed roller by Contact plate and moved down, so as to realize roller type machine
The ventilation of tool valve 7 and vacuum cup 5 clamp, unclamp workpiece to be processed 4；The length of Contact plate in a circumferential direction is than adjacent two
The spacing of individual roller in a circumferential direction is slightly longer, when the upper roller type mechanical valve 7 on the direction of rotation of main driving motor 9 departs from
When Contact plate completes ventilation, next roller type mechanical valve 7 just starts ventilation in the presence of Contact plate, is slided for convenience of roller
Enter the bottom of Contact plate, the edge of Contact plate is provided with chamfering.
The utility model is made up of seven accurate grinding head motors and eight elaborate servo motors, and every accurate grinding head motor is each
Fix 3,7 direction of rotation of the emery wheel 3 along main driving motor 9 of an emery wheel and be followed successively by 2 corase grind emery wheels, 2 fine grinding emery wheels, 1
Individual fine grinding emery wheel and 2 polishing emery wheels.Eight elaborate servo motors include a main driving motor 9 and seven grinding head motors 2, mill
Eight servomotors, which are fitted close, when cutting can be ground various special-shaped glass.
Motor fixing plate 13 is bolted to connection one jiao of the fixed seat, and when bolt is unscrewed, fixed seat can
Grinding head motor 2 is driven to be rotated around the bolt, so as to manually adjust the grinding angle of emery wheel 3, after grinding angle is regulated
Bolt is tightened, in order to avoid grinding angle changes because external force is acted on, holding screw is provided with fixed seat；
Motor fixing plate 13 11 can be moved up and down along grinding head motor seat in the presence of leading screw and ball nut, when rotating annular knurl hand manually
During handle 12, the upper-lower position of emery wheel 3 can be finely adjusted, grinding depth is carried out so as to the thickness according to workpiece to be processed 4
Adjustment.
Digital control system be digital controlled profile glass described in the utility model circulate edge polisher control system, its can typing treat
The CAD diagram paper of workpiece 4 is processed, and machining path is automatically generated according to CAD diagram paper, and by controlling grinding head motor 2 and main transmission
The rotating speed of motor 9 and the amount of feeding of grinding wheel feed motor 1 realize that the edging of a variety of different in nature glass is processed.
When specifically used, first by the CAD diagram paper typing digital control system of workpiece to be processed 4, system will automatically generate mill
Machining path is cut, workpiece to be processed 4 is put on the vacuum cup 5 under the roller type mechanical valve 7 for starting to take a breath is controlled, in completion
Material, then under the rotation of main driving motor 9, the roller type mechanical valve 7 departs from Contact plate and completes ventilation, and now vacuum cup will
Workpiece to be processed 4 is firmly adsorbed, and then main driving motor 9 drives workpiece to be processed 4 to sequentially pass through each emery wheel 3, and bistrique enters
To motor 1 while main driving motor 9 is rotated according to the amount of feeding of each emery wheel 3 of grinding path clustering, be processed,
The product design effect of requirement is reached, after corase grind, fine grinding, fine grinding and glossing is completed to workpiece to be processed 4, the roller type
Mechanical valve 7 starts ventilation in the presence of Contact plate again, and the workpiece after now vacuum cup will be machined unclamps, under progress
The feeding operation of material and workpiece to be processed 4, places different in nature sheet glass so as to continuous circulation, improves production efficiency, carry significantly
High grinding speed, precision and grinding-polishing effect.
In summary, by means of above-mentioned technical proposal of the present utility model, solve hand grinding precision and diagonal is missed
Poor problem, reduces labor intensity, increases yield, improves production efficiency, saves artificial, energy-conserving and environment-protective substantially increase rare earth
The utilization rate of polishing powder, causes efficiency low and each while solving the grinding frequent tool changing of special-shaped glass of glass numerical control machining center
A problem of sheet glass can only being processed.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of digital controlled profile glass circulates edge polisher, including grinding platform, it is characterised in that the centre bit of the grinding platform
Put and be connected with rotary body（6）, the rotary body（6）Bottom pass through reductor（10）It is connected with main driving motor（9）, institute
State rotary body（6）Radially direction is fixedly connected sequentially has roller type mechanical valve from inside to outside at top（7）And vacuum cup
（5）, the roller type mechanical valve（7）And vacuum cup（5）Quantity be no less than two, and the roller type mechanical valve
（7）And vacuum cup（5）Along the rotary body（6）Circumferencial direction arrangement, the vacuum cup（5）Connected successively by pipeline
Lead to the roller type mechanical valve（7）And vavuum pump；Along the rotary body on the grinding platform（6）Radial direction be provided with cunning
Rail and corresponding servo feed mechanism, the servo feed mechanism are detachably connected with grinding head motor（2）, the bistrique
Motor（2）Rotary shaft on be fixedly connected with and the vacuum cup（5）The emery wheel being engaged（3）；It is solid on the grinding platform
Surely it is connected with a touching bar（8）, the touching bar（8）Close to roller type mechanical valve（7）Position at be provided with it is described
Roller type mechanical valve（7）The Contact plate that is engaged of roller, the Contact plate is along the rotary body（6）Length on circumferencial direction
It is corresponding with the distance of the two neighboring roller in a circumferential direction；The servo feed mechanism, grinding head motor（2）Passed with main
Dynamic motor（9）It is electrically connected digital control system.
2. digital controlled profile glass according to claim 1 circulates edge polisher, it is characterised in that the vacuum cup（5）On
It is adsorbed with workpiece to be processed（4）.
3. digital controlled profile glass according to claim 1 circulates edge polisher, it is characterised in that the servo feed mechanism bag
Include the grinding head motor seat being slidably connected with slide rail（11）, the grinding head motor seat（11）Mill is connected with by ball guide screw nat
Head feeding motor（1）, the grinding wheel feed motor（1）Electrically connect digital control system, the grinding head motor seat（11）Close to vacuum
Sucker（5）Side be provided with motor fixing plate（13）.
4. digital controlled profile glass according to claim 3 circulates edge polisher, it is characterised in that the grinding head motor seat（11）
The motor fixing plate is connected by leading screw and ball nut（13）, the leading screw is positioned at grinding head motor seat（11）Top
One end is provided with knurling handle（12）, the motor fixing plate（13）Detachably connected grinding head motor（2）Fixed seat.
5. digital controlled profile glass according to claim 4 circulates edge polisher, it is characterised in that the motor fixing plate（13）
It is bolted to connection in one jiao of the fixed seat, the fixed seat and is additionally provided with and the motor fixing plate（13）It is corresponding
Holding screw.
6. digital controlled profile glass according to claim 1 circulates edge polisher, it is characterised in that the roller type mechanical valve
（7）And vacuum cup（5）Quantity be 8, and the roller type mechanical valve（7）And vacuum cup（5）Equal circumference uniform distribution
In the rotary body（6）Top.
7. digital controlled profile glass according to claim 1 circulates edge polisher, it is characterised in that the slide rail, servo feed
Mechanism, grinding head motor（2）And emery wheel（3）Quantity be 7.
8. digital controlled profile glass according to claim 7 circulates edge polisher, it is characterised in that 7 emery wheels（3）Along master
Driving motor（9）Direction of rotation be followed successively by 2 corase grind emery wheels, 2 fine grinding emery wheels, 1 fine grinding emery wheel and 2 polishing emery wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232448.5U CN206544080U (en) | 2017-03-10 | 2017-03-10 | A kind of digital controlled profile glass circulates edge polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720232448.5U CN206544080U (en) | 2017-03-10 | 2017-03-10 | A kind of digital controlled profile glass circulates edge polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206544080U true CN206544080U (en) | 2017-10-10 |
Family
ID=59994569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720232448.5U Expired - Fee Related CN206544080U (en) | 2017-03-10 | 2017-03-10 | A kind of digital controlled profile glass circulates edge polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206544080U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891220A (en) * | 2017-03-10 | 2017-06-27 | 朱杰 | A kind of digital controlled profile glass circulates edge polisher |
| CN108407519A (en) * | 2017-10-20 | 2018-08-17 | 石长海 | A kind of smalt precision truing bevelling equipment and technique |
| CN113664720A (en) * | 2021-08-19 | 2021-11-19 | 三力五金机械制品(深圳)有限公司 | Continuous flexible processing equipment of metal sheet |
| CN115771083A (en) * | 2022-12-27 | 2023-03-10 | 广东福临门世家智能家居有限公司 | Glass edging device of even wearing and tearing |
-
2017
- 2017-03-10 CN CN201720232448.5U patent/CN206544080U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106891220A (en) * | 2017-03-10 | 2017-06-27 | 朱杰 | A kind of digital controlled profile glass circulates edge polisher |
| CN108407519A (en) * | 2017-10-20 | 2018-08-17 | 石长海 | A kind of smalt precision truing bevelling equipment and technique |
| CN113664720A (en) * | 2021-08-19 | 2021-11-19 | 三力五金机械制品(深圳)有限公司 | Continuous flexible processing equipment of metal sheet |
| CN113664720B (en) * | 2021-08-19 | 2022-07-05 | 三力五金机械制品(深圳)有限公司 | Continuous flexible processing equipment for metal plate |
| CN115771083A (en) * | 2022-12-27 | 2023-03-10 | 广东福临门世家智能家居有限公司 | Glass edging device of even wearing and tearing |
| CN115771083B (en) * | 2022-12-27 | 2023-06-30 | 广东福临门世家智能家居有限公司 | Glass edging device of even wearing and tearing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20171010 |