CN201271705Y - Guide means - Google Patents
Guide means Download PDFInfo
- Publication number
- CN201271705Y CN201271705Y CNU2008201469384U CN200820146938U CN201271705Y CN 201271705 Y CN201271705 Y CN 201271705Y CN U2008201469384 U CNU2008201469384 U CN U2008201469384U CN 200820146938 U CN200820146938 U CN 200820146938U CN 201271705 Y CN201271705 Y CN 201271705Y
- Authority
- CN
- China
- Prior art keywords
- pin bushing
- guide pin
- guide
- slide
- axis
- 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
Links
- 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 claims description 5
- 239000011159 matrix material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2226/00—Joining parts; Fastening; Assembling or mounting parts
- F16C2226/50—Positive connections
- F16C2226/60—Positive connections with threaded parts, e.g. bolt and nut connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2322/00—Apparatus used in shaping articles
- F16C2322/14—Stamping, deep-drawing or punching, e.g. die sets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/02—Sliding-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
Landscapes
- Bearings For Parts Moving Linearly (AREA)
Abstract
The utility model discloses a guiding device which comprises a guiding axle installed on a base and a guide sleeve arranged on a sliding seat. The guide sleeve which is a floating guide sleeve is provided with threads and arranged on a mounting hole on the sliding seat by a locking nut; one end of the guide sleeve is provided with a flange, the inner end surface of which is matched with one end surface of the mounting hole; a clearance which is arranged between the guide sleeve and the mounting hole is larger than a fit clearance between the guide sleeve and the guiding axle; the guiding device preferentially comprises a check nut which clings to the locking nut to prevent the locking nut from being loosened, and an oil groove is preferentially arranged on the guiding axle. The guiding device is provided with a clearance between the guide sleeve and the sliding seat (a moving die), so as to lead the accuracy requirement of the finish size tolerance between the center distance of the guiding axle and the center distance of the guide sleeve to be reduced to the level which can be easily obtained by processing, and the center distance of the guide sleeve can be accurately adjusted according to the center distance of the guiding axle, thus the sliding seat (the moving die) can precisely guide and slide on a plurality of guiding axles.
Description
Technical field
The utility model relates to a kind of guider, relates in particular to a kind of guider that is used for multiaxis.
Background technology
In accurate guide device, in mould molding processing, improve machining accuracy with die holder, die holder comprises that the cover half (pedestal) and that is fixed on the workbench remains on the dynamic model (slide) on the motion.Mostly be diaxon and the guiding more than the diaxon what be used for accurate guiding on the mould bases, this guiding comprises and remains on the axis of guide on the cover half (pedestal) and remain on guideway on the dynamic model (slide).
In traditional guider, the axis of guide presses on pedestal (cover half), guideway presses at slide (on the dynamic model), these installing holes have plenty of to finish on optical jig boring machine and could guarantee precision, in this case, the centre-to-centre spacing of the axis of guide will be done quite consistently with the centre-to-centre spacing of guide pin bushing, there is such relation in they, both centre-to-centre spacing dimensional tolerances should be less than half of the axis of guide and guide pin bushing gap, this just requires the installing hole relative position precision that presses very high, could guarantee like this that guide pin bushing is smooth and easy slides on guide shaft, otherwise just produce " not dead ", suppose that the axis of guide and guide pin bushing fit clearance are 0.005 millimeter, the dimensional tolerance of both centre-to-centre spacing will be accomplished less than 0.0025 millimeter so, it is quite difficult that such tolerance is processed, and must use jig boring machine, high accuracy machining tools such as jig grinder can not.
The utility model content
Technical problem to be solved in the utility model provides the guider that a kind of requirement on machining accuracy is not high, processing cost significantly reduces and can improve kinematic accuracy.
The technical solution adopted in the utility model is: guider comprises the axis of guide that is installed on the pedestal and the guide pin bushing that is installed on the slide, described guide pin bushing is the guide pin bushing that floats, which is provided with screw thread, be installed on the installing hole on the slide by locking nut, guide pin bushing one end has ring flange, the ring flange inner face matches with installing hole one end face, be provided with the gap between guide pin bushing and the installing hole, and the gap is greater than the fit clearance of the axis of guide and guide pin bushing, it is loosening in order to prevent locking nut preferably to comprise also that at guider stop nut is close to locking nut, preferably also is provided with oil groove on the axis of guide.
Principle of the present utility model is: an end of guide pin bushing has flange and matches with the raised head face of slide (dynamic model) installing hole, the installing hole end face is vertical with the axis in hole, the flange inner face of same guide pin bushing also is vertical with the axis of guide pin bushing centre bore, guide pin bushing is enclosed within on the axis of guide, the flange inner face contacts with the plane of the boss of slide (dynamic model) installing hole, lock locking nut then, lock stop nut at last again and do double nut locking, the installing hole design of guide pin bushing and slide (dynamic model) is gapped, this gap is greater than the fit clearance of the axis of guide and guide pin bushing, the design in this gap just, make the centre-to-centre spacing processing dimension tolerance grade of the centre-to-centre spacing of the axis of guide and guide pin bushing require to be reduced to and be easy to process the degree that obtains, by such enforcement, the centre-to-centre spacing of guide pin bushing just can be done accurate adjustment according to the centre-to-centre spacing of the axis of guide, both obtain unanimity, thereby realize that multiaxis is enclosed within smooth and easy slip on the multiaxis, and guide pin bushing and the slide (dynamic model) that done accurately to adjust this moment have become one by locking nut, slide (dynamic model) slip of just can accurately leading on a plurality of guide shafts like this.
Also be provided with a ball retainer between the described axis of guide and the guide pin bushing, be furnished with ball in it in order, ball contacts with the outer surface of the axis of guide and the inner surface of guide pin bushing, and kinematic friction coefficient is little like this, and motion flexibly.Can also realize the guiding of different accuracy grade by selecting the gap between the different ball size adjusting threes for use.
Be provided with a ball retainer on flange face on the described guide pin bushing and the slide between the installing hole end face, also be provided with a ball retainer between installing hole end face other end and the locking nut, all be furnished with ball in the ball retainer in order, during locking nut, the ball of ball retainer rolls between guide pin bushing flange inner face and guide pin bushing installing hole end face, ball on another ball retainer rolls between the other end of guide pin bushing installing hole and locking nut end face, realize the assembling of no gap, guaranteed service precision, during enforcement, the centre-to-centre spacing of guide pin bushing can be done accurate adjustment according to the centre-to-centre spacing of the axis of guide, both obtain unanimity, in motion process, can also make the dynamically centre-to-centre spacing of trace adjustment guide pin bushing according to the centre-to-centre spacing of the axis of guide, effectively prevent " not dead ".
The beneficial effects of the utility model are: the installing hole design of the utility model guide pin bushing and slide (dynamic model) is gapped, this gap is greater than the fit clearance of the axis of guide and guide pin bushing, the design in this gap just, make the centre-to-centre spacing processing dimension tolerance grade of the centre-to-centre spacing of the axis of guide and guide pin bushing require to be reduced to and be easy to process the degree that obtains, by such enforcement, the centre-to-centre spacing of guide pin bushing just can be done accurate adjustment according to the centre-to-centre spacing of the axis of guide, both obtain unanimity, thereby realize that multiaxis is enclosed within smooth and easy slip on the multiaxis, and guide pin bushing and the slide (dynamic model) that done accurately to adjust this moment have become one by locking nut, slide (dynamic model) slip of just can accurately leading on a plurality of guide shafts like this.
Description of drawings
Fig. 1 is the structural representation of the utility model specific embodiment one;
Fig. 2 is the structural representation of the utility model specific embodiment two;
Fig. 3 is the structural representation of the utility model specific embodiment three;
Fig. 4 is the structural representation of the utility model specific embodiment four.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, guider comprises the parallel axis of guide 1 and the guide pin bushing 2 that can slide on the axis of guide 1, the parallel axis of guide 1 press on matrix (matrix does not draw among the figure), form parallel guide shaft group (two or two above axis of guides compositions), have oil groove on the axis of guide 1, guide pin bushing 2 is installed in the installing hole of slide 3, and on the axis of guide 1, slide, the installing hole of slide 3 has two end faces 31 and 32, wherein 31 and the flange inner face 21 of guide pin bushing 2 contact, end face 32 contacts with the end face of locking nut 4.The aperture of slide 3 upper guide bush installing holes is bigger than the external diameter of guide pin bushing 2, that is to say not lock before the locking nut 4, and guide pin bushing 2 floats in the slide installing hole.
During enforcement, guide pin bushing 2 is installed on the axis of guide 1, pass the installing hole on the slide 3 again, the end face 31 of the installing hole on the flange inner face 21 of guide pin bushing 2 and the slide contacts, lock nut 4, under the pulling force effect, the end face 31 of the installing hole on the flange inner face 21 of guide pin bushing and the slide closely contacts, the flange inner face 21 of guide pin bushing 2 is vertical with the axis of guide pin bushing 2 centre bores, equally, the end face 31 of the installing hole on the slide 3 also is vertical with the axis of installing hole, like this under the effect of nut pulling force, the axis of guide pin bushing 2 just parallels with the axis of guide pin bushing installing hole on the slide 3, and this moment, the centre-to-centre spacing of guide pin bushing can be done accurate adjustment according to the centre-to-centre spacing of the axis of guide, and both obtain unanimity.In such a way, with locking nut 4 guide pin bushing 2 is locked on the slide 3, forms an integral body with slide 3, slide 3 just can be done accurately guiding slip on the axis of guide 1 like this, by stop nut 5 lockings, prevents to become flexible at last.
As shown in Figure 2, guider comprises the parallel axis of guide 1, the parallel axis of guide 1 press on matrix (matrix does not draw), form parallel guide shaft group (two or two above axis of guides compositions), ball retainer 6 is housed in the guide pin bushing 2, ball retainer 6 can be the copper base, aluminium base or process of resin forms, ball is arranged in an orderly manner by certain angle and density, ball contacts with the outer surface of the axis of guide 1 and the inner surface of guide pin bushing 2, ball just rolls in guide pin bushing 2 like this, the guide pin bushing 2 that has ball retainer 6 can be made guiding movement by the ball rolling on the axis of guide 1, guide pin bushing 2 is installed in the installing hole of slide 3, is locked on the slide 3 by locking nut 4, and prevent to become flexible by stop nut 5 locking, make slide 3 accurate guiding movement on axis of guide group, and kinematic friction coefficient is little, motion flexibly, can also realize the guiding of different accuracy grade by selecting the gap between the different ball size adjusting threes for use.
As shown in Figure 3, implement in the embodiment three concrete, guider comprises the parallel axis of guide 1 and the guide pin bushing 2 that can slide on the axis of guide 1, the parallel axis of guide 1 press on matrix (matrix does not draw), form parallel axis of guide group (two or two above axis of guides compositions), have oil groove on the axis of guide 1, guide pin bushing 2 is installed in the installing hole of slide 3, and on the axis of guide 1, slide, the aperture of the installing hole on the slide 3 is bigger than the external diameter of guide pin bushing 2, installing hole on the slide 3 has two end faces 31 and 32, between the installing hole end face 31 a plane ball retainer 7 is being arranged on the flange inner face 21 of guide pin bushing and the slide, ball on the ball retainer 7 can 31 rollings of installing hole end face on the flange inner face 21 of guide pin bushing and slide, equally, the ball retainer 7 that a same function is also arranged on the other end 32 of the installing hole on locking nut 4 and the slide, the ball on this ball retainer 7 rolls on the end face of the other end 32 of installing hole and split nut 4.
During enforcement, guide pin bushing 2 is installed on the axis of guide 1, pass the guide pin bushing installing hole on the slide 3 again, put a ball retainer 7 on the flange inner face 21 of guide pin bushing 2 and the slide 3 between the end face 31 of installing hole, between installing hole other end 32 on the slide and locking nut 4, also put such ball retainer 7 equally, lock nut 4, under the pulling force effect, nos gap rolling on the end face 31 of the guide pin bushing installing hole of the ball of top ball retainer 7 on the flange inner face 21 of guide pin bushing 2 and slide 3, roll in the ball of following ball retainer 7 no gap on the end face of guide pin bushing installing hole end face 32 on the slide 3 and locking nut 4, the flange inner face 21 of guide pin bushing 2 is vertical with the axis of guide pin bushing centre bore, equally, the end face 31 of the guide pin bushing installing hole on the slide 3 also is vertical with the axis of installing hole.Like this under the effect of nut pulling force, the axis of guide pin bushing 2 just parallels with the axis of guide pin bushing installing hole on the slide 3.
In such cases, the centre-to-centre spacing of guide pin bushing 2 can be done accurate adjustment according to the centre-to-centre spacing of the axis of guide 1, and both obtain unanimity.In motion process, can also dynamically adjust the centre-to-centre spacing of guide pin bushing according to the centre-to-centre spacing of axis of guide group.In such a way, guide pin bushing 2 is locked on the slide 3 with locking nut 4, guide pin bushing 2 and slide 3 in the axial direction be very close to each other, thereby slide 3 just can make accurately guiding in company with guide pin bushing 2 and slide on the axis of guide 1, pass through stop nut 5 at last and lock, and prevents to become flexible.
Among the embodiment four, guider comprises the parallel axis of guide 1 and guide pin bushing 2, the parallel axis of guide 1 (not shown) on matrix that presses, form parallel axis of guide group (two or two above axis of guides compositions), ball retainer 6 is housed in the guide pin bushing 2, ball retainer can be the copper base, aluminium base or process of resin forms, ball is arranged in an orderly manner by certain angle and density, ball just can roll at guide pin bushing 2 inner surfaces like this, the guide pin bushing 2 that has ball retainer 6 can move by the ball rolling on the axis of guide 1, guide pin bushing 2 is installed in the installing hole of slide 3, the aperture of the installing hole on the slide 3 is bigger than the external diameter of guide pin bushing, installing hole on the slide 3 has two end faces 31 and 32, between the installing hole boss installed surface 31 a plane ball retainer 7 is being arranged on the flange inner face 21 of guide pin bushing 2 and the slide 3, ball on the ball retainer 7 can roll on installing hole end face 31 on the flange inner face 21 of guide pin bushing and the slide, equally, the ball retainer 7 that a same function is also arranged on the other end 32 of the installing hole on locking nut 4 and the slide, ball on this ball retainer 7 rolls on the end face of end face on the slide 32 and split nut 4, with locking nut 4 guide pin bushing 2 is locked on the slide 3, guide pin bushing 2 and slide 3 in the axial direction be very close to each other, thereby slide 3 just can be done accurately guiding slip in company with guide pin bushing 2 on the axis of guide 1, at last by stop nut 5 lockings, in the motion process, can dynamically adjust the centre-to-centre spacing of guide pin bushing 2 equally according to the centre-to-centre spacing of axis of guide group, make slide 3 on axis of guide group, make accurate guiding movement.
Claims (6)
1, a kind of guider, comprise the axis of guide that is installed on the pedestal and the guide pin bushing that is installed on the slide, it is characterized in that: described guide pin bushing is the guide pin bushing that floats, which is provided with screw thread, be installed on the installing hole on the slide by locking nut, guide pin bushing one end has flange, and the ring flange inner face matches with installing hole one end face, be provided with the gap between guide pin bushing and the installing hole, and the gap is greater than the fit clearance of the axis of guide and guide pin bushing.
2, guider according to claim 1 is characterized in that: it is loosening in order to prevent locking nut that described guider comprises that also stop nut is close to locking nut.
3, as guider as described in the claim 2, it is characterized in that: also be provided with oil groove on the described axis of guide.
4, as guider as described in the claim 1,2 or 3, it is characterized in that: also be provided with a ball retainer between the described axis of guide and the guide pin bushing, be furnished with ball in it in order, ball contacts with the outer surface of the axis of guide and the inner surface of guide pin bushing.
5, as guider as described in the claim 1,2 or 3, it is characterized in that: be provided with a ball retainer between the installing hole end face on flange inner face on the described guide pin bushing and the slide, also be provided with a ball retainer between installing hole end face other end and the locking nut, all be furnished with ball in the ball retainer in order.
6, as guider as described in the claim 4, it is characterized in that: be provided with a ball retainer between the installing hole end face on flange inner face on the described guide pin bushing and the slide, also be provided with a ball retainer between installing hole end face other end and the locking nut, all be furnished with ball in the ball retainer in order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201469384U CN201271705Y (en) | 2008-08-26 | 2008-08-26 | Guide means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201469384U CN201271705Y (en) | 2008-08-26 | 2008-08-26 | Guide means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201271705Y true CN201271705Y (en) | 2009-07-15 |
Family
ID=40882058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201469384U Expired - Fee Related CN201271705Y (en) | 2008-08-26 | 2008-08-26 | Guide means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201271705Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581539A (en) * | 2012-03-26 | 2012-07-18 | 无锡华联科技集团有限公司 | Positioning and clamping mechanism of bridge slab rib assembly machine |
| CN103170541A (en) * | 2013-03-21 | 2013-06-26 | 哈尔滨工程大学 | Guiding device of cold stamping die |
| CN103406459A (en) * | 2013-08-24 | 2013-11-27 | 昆山振兴精密模具有限公司 | Stepped guide pillar of mold |
| WO2015162073A1 (en) * | 2014-04-22 | 2015-10-29 | Fibro Gmbh | Floatingly mounted column frame for wobble compensation |
| CN109748101A (en) * | 2019-03-19 | 2019-05-14 | 格力电器（郑州）有限公司 | Clamping device and transfer device with it |
-
2008
- 2008-08-26 CN CNU2008201469384U patent/CN201271705Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102581539A (en) * | 2012-03-26 | 2012-07-18 | 无锡华联科技集团有限公司 | Positioning and clamping mechanism of bridge slab rib assembly machine |
| CN102581539B (en) * | 2012-03-26 | 2014-12-03 | 武船重型工程股份有限公司 | Positioning and clamping mechanism of bridge slab rib assembly machine |
| CN103170541A (en) * | 2013-03-21 | 2013-06-26 | 哈尔滨工程大学 | Guiding device of cold stamping die |
| CN103170541B (en) * | 2013-03-21 | 2015-04-08 | 哈尔滨工程大学 | Guiding device of cold stamping die |
| CN103406459A (en) * | 2013-08-24 | 2013-11-27 | 昆山振兴精密模具有限公司 | Stepped guide pillar of mold |
| WO2015162073A1 (en) * | 2014-04-22 | 2015-10-29 | Fibro Gmbh | Floatingly mounted column frame for wobble compensation |
| CN105939796A (en) * | 2014-04-22 | 2016-09-14 | 菲博罗有限公司 | Floatingly mounted column frame for wobble compensation |
| US9981300B2 (en) | 2014-04-22 | 2018-05-29 | Fibro Gmbh | Floatingly mounted column frame for wobble compensation movement |
| CN105939796B (en) * | 2014-04-22 | 2019-05-31 | 菲博罗有限公司 | For swinging the float on-float off pylon of compensation campaign |
| CN109748101A (en) * | 2019-03-19 | 2019-05-14 | 格力电器（郑州）有限公司 | Clamping device and transfer device with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090715 Termination date: 20150826 |
|
| EXPY | Termination of patent right or utility model |