CN104209919A - Assembly fixture for elastic ring installation and push rod and guide sleeve used by assembly fixture - Google Patents
Assembly fixture for elastic ring installation and push rod and guide sleeve used by assembly fixture Download PDFInfo
- Publication number
- CN104209919A CN104209919A CN201310554852.0A CN201310554852A CN104209919A CN 104209919 A CN104209919 A CN 104209919A CN 201310554852 A CN201310554852 A CN 201310554852A CN 104209919 A CN104209919 A CN 104209919A
- Authority
- CN
- China
- Prior art keywords
- rod
- push block
- elastic ring
- pushing
- fairlead
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/28—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing resilient bushings or the like
Abstract
The invention relates to an assembly fixture for elastic ring installation and a push rod and a guide sleeve used by the assembly fixture. The push rod comprises a rod body of which the lower end is a pushing end; at least two pushing blocks of which the head ends extend to the direction of the inner side of the rod body and the tail ends extend to the direction of the outer side of the rod body are arranged at intervals along the circumferential direction of the pushing end of the rod body; the lower end of each pushing block is provided with an upper end face and a pushing end face, wherein the upper end face is used for crossing an elastic ring along the extension direction of the head end and the extension direction of the tail end of the corresponding pushing block when the assembly fixture is used, and the pushing end face is in pushing fit with the upper end face of the elastic ring through surface contact. The invention provides the push rod which is easy to manufacture and cannot scratch the inner hole wall of the guide sleeve.
Description
Technical field
The present invention relates to elastic ring installation assembly tooling and push rod thereof and fairlead.
Background technology
Elastic ring (such as jump ring, circlip etc.), due to the special nature of himself, needs carrying out smoothly by special assembly tooling guarantee installation process time in the installing hole being assembled to corresponding workpiece.Existing elastic ring installation assembly tooling is " for installing the device of circlip for hole " disclosed in Chinese patent CN201544194U, this device comprises fairlead and push rod, the endoporus of fairlead is the conical pilot hole that aperture, a upper end is large, aperture, lower end is little, and the lower end bore of conical pilot hole is identical with the aperture of the installing hole of workpiece.The lower end of push rod is provided with the pushing tow end face for coordinating with elastic ring pushing tow, and the diameter of pushing tow end face is less than the diameter of conical pilot hole and is greater than the internal diameter of elastic ring.In use, first fairlead is installed on workpiece, now the lower port of the conical pilot hole of fairlead is docked with the installing hole of workpiece, then the elastic ring of free state is loaded in the upper port of conical pilot hole, the size of the elastic ring of free state is called elastic ring free state size, utilize the pushing tow end face of push rod to promote elastic ring from top to bottom to move in conical pilot hole, when elastic ring moves in conical pilot hole, compressed by the hole wall of conical pilot hole gradually, until elastic ring enters in the installing hole of workpiece, now the size of elastic ring is called elastic ring installation dimension.On push rod, the diameter of pushing tow end face can not be too little, too little words, push rod can not play the effect of pushing tow elastic ring by passing in the endoporus of elastic ring, the diameter of pushing tow end face can not be too large, the maximum aperture, lower end that should be no more than conical pilot hole, because the words that pushing tow end face diameter is too large, pushing tow end face can not by the aperture, lower end of conical pilot hole, just can not smoothly by elastic ring smoothly by pushing in the installing hole of workpiece in conical pilot hole, this just causes following problem: 1, the diameter of pushing tow end face must between the internal diameter of elastic ring installation dimension and the aperture, lower end of conical pilot hole, and due to the span between the internal diameter of elastic ring installation dimension and the aperture, lower end of conical pilot hole very little, the diameter of pushing tow end face is caused to have close dimensional requirement, this can increase the manufacture difficulty of push rod, 2, in most of the time in the motion process of elastic ring in conical pilot hole, the diameter of pushing tow end face is all less than the external diameter of elastic ring, this just causes pushing tow end face can not the axial end of pushing tow elastic ring completely, in fact can only pushing tow to the radial middle part of elastic ring or radially inner side, the outside of elastic ring is by conical pilot hole one frictional force upward, the inner side of elastic ring is by pushing tow end face one jacking force down, if the radial dimension of elastic ring is larger, and axial dimension less time, elastic ring is easy to due to contrary by this both direction, and the power of location dislocation, and generation axially turns down distortion, 3, because the diameter of pushing tow end face is less than the aperture of the above position of stomidium under conical pilot hole, so push rod can not be led completely by conical pilot hole, push rod may rock in conical pilot hole or deflection occurs, the outer rim of pushing tow end face not only can be caused to scratch the hole wall of conical pilot hole, and further add elastic ring and pushed away askew probability.
Summary of the invention
The object of the present invention is to provide and be a kind ofly easy to make and the push rod of fairlead inner hole wall can not be scratched; The present invention also aims to provide a kind of and the matching used fairlead of this push rod, the present invention also aims to provide a kind of elastic ring installation assembly tooling using this push rod and fairlead.
In order to solve the problem, in the present invention, the technical scheme of push rod is:
Elastic ring installation push rod, comprise the body of rod that lower end is pushing end, the pushing end of the body of rod is arranged at intervals with around circumference the push block that at least two head ends extend towards direction, end inside the body of rod towards body of rod lateral direction, the lower end of each push block be provided with in use along corresponding push block first and last end bearing of trend across elastic ring upper surface and contact by face the pushing tow end face that pushing tow coordinates with the upper surface of described elastic ring.
Described push block has multiple, and each push block is in the radial arrangement centered by the described body of rod.
Described each push block is arranged on the described body of rod by the installation sleeve that axis extends along the vertical direction, and the head end of described each push block is all fixedly arranged on described installation sleeve, and installation sleeve fixed cover is loaded in the pushing end of the described body of rod.
The lower end of the described body of rod is installed with the lock-screw that axis extends along the vertical direction, and described installation sleeve clamps and is fixed between the described body of rod and lock-screw.
In the present invention, the technical scheme of fairlead is:
Elastic ring installation fairlead, comprise the body that axis extends along the vertical direction, the endoporus of body comprises the conical pilot hole section that aperture, upper end is large, aperture, lower end is little, the inner hole wall of described body is provided with for the axial groove for the corresponding along the vertical direction guiding plug-in mounting of each push block on corresponding push rod, the lower end of each axial groove is not higher than the minimum-value aperture place of described conical pilot hole section.
The lower end of described body is provided with the adapter sleeve for being connected with associated workpiece, the endoporus aperture of described adapter sleeve is identical with the installing hole aperture of described workpiece, the lower port of the endoporus of described body is coincide with the endoporus of described adapter sleeve and is docked, and the outer end of described each axial groove all extends on the outer peripheral face of described body.
The technical scheme of Elastic circle installation assembly tooling of the present invention is:
Elastic ring installation assembly tooling, comprise fairlead and lower end is the body of rod of pushing end, it is large that the endoporus of fairlead comprises aperture, upper end, the conical pilot hole section that aperture, lower end is little, the pushing end of the described body of rod is arranged at intervals with at least two head ends towards direction inside the body of rod around circumference, the push block that end extends towards body of rod lateral direction, the inner hole wall of described fairlead is provided with respectively for the axial groove of the corresponding along the vertical direction guiding plug-in mounting of described each push block, the lower end of each axial groove is not higher than the minimum-value aperture place of described conical pilot hole, the lower end of each push block be provided with in use along the first and last end bearing of trend of corresponding push block across the upper surface of elastic ring, and contact by face the pushing tow end face that pushing tow coordinates with the upper surface of described elastic ring.
Described push block has multiple, and each push block is in the radial arrangement centered by the described body of rod.
The lower end of described fairlead is provided with the adapter sleeve for being connected with associated workpiece, the endoporus aperture of described adapter sleeve is identical with the installing hole aperture of described workpiece, the lower port of the endoporus of described fairlead is coincide with the endoporus of described adapter sleeve and is docked, and the outer end of described each axial groove all extends on the outer peripheral face of described fairlead.
Described each push block is arranged on the described body of rod by the installation sleeve that axis extends along the vertical direction, and the head end of described each push block is all fixedly arranged on described installation sleeve, and installation sleeve fixed cover is loaded in the pushing end of the described body of rod.
Beneficial effect of the present invention is: in use, first elastic ring is placed in the endoporus of fairlead, then by the pushing tow elastic ring from top to bottom of each push block on push rod, the outside of outer peripheral face when the outer rim of pushing tow end face only need extend to elastic ring free state, the inner side of inner peripheral surface when the inner edge of pushing tow end face only need extend to elastic ring installation dimension, pushing tow end face upper surface across elastic ring on first and last end bearing of trend can be realized, span between pushing end kept man of a noblewoman end is very large, be easy to make, reduce the manufacture difficulty of push rod; In addition because pushing tow end face is across the upper surface of elastic ring, and not as in background technology can only pushing tow to the middle part of elastic ring upper surface or inner side, elastic ring can not occur to turn down and to be out of shape or crooked in pushing tow process; Physical dimension due to pushing tow end face is greater than the external diameter of elastic ring, therefore to lead along the vertical direction the axial groove of plug-in mounting for corresponding push block by arranging on the cover body wall of fairlead, to get out of the way push block, push block is moved down smoothly, push block while in corresponding axial groove guiding movement, pushing tow elastic ring on one side, even if the deflection of certain limit appears in push rod, push block also can not scratch the inner hole wall of fairlead.
Accompanying drawing explanation
Fig. 1 is the using state figure of an embodiment of Elastic circle installation assembly tooling of the present invention;
Fig. 2 is the schematic perspective view of Fig. 1;
Fig. 3 is the structural representation of push rod in Fig. 1, is also the structural representation of an embodiment of push rod in the present invention simultaneously;
Fig. 4 is the structural representation of fairlead in Fig. 1, is also the structural representation of an embodiment of fairlead in the present invention simultaneously.
Detailed description of the invention
The embodiment of elastic ring installation assembly tooling is as shown in figures 1-4: comprise fairlead 9, adapter sleeve 10 and lower end are the body of rod 5 of pushing end, the pushing end of the body of rod is set with the installation sleeve 2 that axis extends along the vertical direction, installation sleeve is furnished with multiple head end around circumferential interval towards direction inside the body of rod, the push block 6 that end extends towards body of rod lateral direction, each push block is the slab structure that plate face extends along the vertical direction, each push block is in the radial arrangement centered by the body of rod, namely the first and last end bearing of trend of each push block is the radial direction of the body of rod, the lock-screw 1 that axis extends along the vertical direction is installed with in the lower end of the body of rod, installation sleeve is fixed and is clamped between the body of rod and lock-screw.The lower end of each push block be provided with in use along corresponding push block first and last end bearing of trend across elastic ring upper surface and contact by face the pushing tow end face 6-1 that pushing tow coordinates with the upper surface of elastic ring, this means in use in fact, the inner side of the inner peripheral surface of the inner edge 6-1-1 meeting elasticity of extension circle of pushing tow end face, the outer rim 6-1-2 of pushing tow end face can extend to the outside of the outer peripheral face of elastic ring.It is little that the endoporus of fairlead comprises aperture, lower end, the conical pilot hole section 3 that aperture, upper end is large, the inner hole wall of fairlead is provided with respectively for the axial groove 4 of the corresponding along the vertical direction guiding plug-in mounting of each push block, the lower end of each axial groove is all lower than the minimum-value aperture place of conical pilot hole section 3, the outer end of each axial groove all extends on the outer peripheral face of fairlead, adapter sleeve is used for being connected with associated workpiece, adapter sleeve is fixedly arranged on the below of fairlead, the endoporus aperture of adapter sleeve is identical with the installing hole aperture of workpiece, the lower port of the endoporus of fairlead is coincide with the endoporus of adapter sleeve and is docked.
Now be described in detail to assemble the use procedure of this kind of elastic component of jump ring to this assembly tooling in the connectors, first adapter sleeve spinning is fixed on connector 12, the now endoporus aperture of adapter sleeve and the installing hole coaxial line of connector is isometrical docks, then jump ring 8 is positioned in the upper port of fairlead, by the promotion jump ring from top to bottom of the push block on push rod, until jump ring is pushed in the endoporus of adapter sleeve, then diameter push rod identical with installing hole aperture is used instead by jump ring top in the installing hole 11 of connector, until jump ring snaps in corresponding jump-ring slot 13.
When jump ring moves in the endoporus of fairlead, because each pushing tow end face is diametrically across the upper surface of jump ring, namely the inner edge of pushing tow end face extends to the inner side of the inner peripheral surface of jump ring, the outer rim of pushing tow end face extends to the outside of the outer peripheral face of jump ring, so push block is in jump ring pushing course, the situation that jump ring there will not be turnover or tilts, push block leads by guide sleeve upper axial groove in addition, even if push rod generation deflection, pushing tow end face also can not scratch the inner hole wall of fairlead.
In other embodiment of this assembly tooling, assembly tooling can also be used for installing circlip etc. other similar can the elastic ring of radial harmomegathus distortion; Installation sleeve also can adopt engagement thread to be installed on the body of rod; Certain installation sleeve can not also be established, and now each push block can be directly welded on the body of rod or one-body molded with the body of rod; The number of push block can also be two, three or other number, and each push block also can not be the radial distribution of rule; Adapter sleeve also can not be established, directly jump ring can be pushed in connector by push rod, now for ensureing the integrality of fairlead, the outer end of axial groove can not extend on the outer peripheral face of fairlead, also should have a segment distance between the outer peripheral face of the outer end distance fairlead of axial groove; Push block can also be strip structure; The bottom of axial groove also can flush setting with the minimum-value aperture place of conical pilot hole end.
The embodiment of push rod is as shown in figures 1-4: the concrete structure of push rod is identical with the push rod described in above-mentioned each assembly tooling embodiment, is not described in detail in this.
The embodiment of fairlead is as shown in figures 1-4: the concrete structure of fairlead is identical with the fairlead described in above-mentioned each assembly tooling embodiment, is not described in detail in this.
Claims (10)
1. elastic ring installation push rod, comprise the body of rod that lower end is pushing end, it is characterized in that: the pushing end of the body of rod is arranged at intervals with around circumference the push block that at least two head ends extend towards direction, end inside the body of rod towards body of rod lateral direction, the lower end of each push block be provided with in use along corresponding push block first and last end bearing of trend across elastic ring upper surface and contact by face the pushing tow end face that pushing tow coordinates with the upper surface of described elastic ring.
2. push rod according to claim 1, is characterized in that: described push block has multiple, and each push block is in the radial arrangement centered by the described body of rod.
3. push rod according to claim 1 and 2, it is characterized in that: described each push block is arranged on the described body of rod by the installation sleeve that axis extends along the vertical direction, the head end of described each push block is all fixedly arranged on described installation sleeve, and installation sleeve fixed cover is loaded in the pushing end of the described body of rod.
4. push rod according to claim 3, is characterized in that: the lower end of the described body of rod is installed with the lock-screw that axis extends along the vertical direction, and described installation sleeve clamps and is fixed between the described body of rod and lock-screw.
5. elastic ring installation fairlead, comprise the body that axis extends along the vertical direction, the endoporus of body comprises the conical pilot hole section that aperture, upper end is large, aperture, lower end is little, it is characterized in that: the inner hole wall of described body is provided with for the axial groove for the corresponding along the vertical direction guiding plug-in mounting of each push block on corresponding push rod, the lower end of each axial groove is not higher than the minimum-value aperture place of described conical pilot hole section.
6. fairlead according to claim 5, it is characterized in that: the lower end of described body is provided with the adapter sleeve for being connected with associated workpiece, the endoporus aperture of described adapter sleeve is identical with the installing hole aperture of described workpiece, the lower port of the endoporus of described body is coincide with the endoporus of described adapter sleeve and is docked, and the outer end of described each axial groove all extends on the outer peripheral face of described body.
7. elastic ring installation assembly tooling, comprise fairlead and lower end is the body of rod of pushing end, it is large that the endoporus of fairlead comprises aperture, upper end, the conical pilot hole section that aperture, lower end is little, it is characterized in that: the pushing end of the described body of rod is arranged at intervals with at least two head ends towards direction inside the body of rod around circumference, the push block that end extends towards body of rod lateral direction, the inner hole wall of described fairlead is provided with respectively for the axial groove of the corresponding along the vertical direction guiding plug-in mounting of described each push block, the lower end of each axial groove is not higher than the minimum-value aperture place of described conical pilot hole, the lower end of each push block be provided with in use along the first and last end bearing of trend of corresponding push block across the upper surface of elastic ring, and contact by face the pushing tow end face that pushing tow coordinates with the upper surface of described elastic ring.
8. assembly tooling according to claim 7, is characterized in that: described push block has multiple, and each push block is in the radial arrangement centered by the described body of rod.
9. assembly tooling according to claim 7, it is characterized in that: the lower end of described fairlead is provided with the adapter sleeve for being connected with associated workpiece, the endoporus aperture of described adapter sleeve is identical with the installing hole aperture of described workpiece, the lower port of the endoporus of described fairlead is coincide with the endoporus of described adapter sleeve and is docked, and the outer end of described each axial groove all extends on the outer peripheral face of described fairlead.
10. the assembly tooling according to claim 7 ~ 9 any one, it is characterized in that: described each push block is arranged on the described body of rod by the installation sleeve that axis extends along the vertical direction, the head end of described each push block is all fixedly arranged on described installation sleeve, and installation sleeve fixed cover is loaded in the pushing end of the described body of rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310554852.0A CN104209919B (en) | 2013-07-04 | 2013-11-08 | Elastic ring installation assembly tooling and push rod thereof and fairlead |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102789455 | 2013-07-04 | ||
| CN201310278945 | 2013-07-04 | ||
| CN201310278945.5 | 2013-07-04 | ||
| CN201310554852.0A CN104209919B (en) | 2013-07-04 | 2013-11-08 | Elastic ring installation assembly tooling and push rod thereof and fairlead |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104209919A true CN104209919A (en) | 2014-12-17 |
| CN104209919B CN104209919B (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310554852.0A Expired - Fee Related CN104209919B (en) | 2013-07-04 | 2013-11-08 | Elastic ring installation assembly tooling and push rod thereof and fairlead |
Country Status (1)
| Country | Link |
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| CN (1) | CN104209919B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999417A (en) * | 2015-08-19 | 2015-10-28 | 国家电网公司 | Crank arm box seal ring assembly clamp |
| CN105619326A (en) * | 2016-02-19 | 2016-06-01 | 杭州腾骅汽车变速器股份有限公司 | Main oil seal mounting tool with holding rod for remanufacturing of automatic gearbox |
| CN109014856A (en) * | 2018-09-18 | 2018-12-18 | 杭州力龙液压有限公司 | Plunger ring press-fitting tool |
| CN109249341A (en) * | 2018-11-01 | 2019-01-22 | 苏州纽威阀门股份有限公司 | A kind of assembly tooling, assembly method and the ball valve of cyclic spring structure |
| CN110039488A (en) * | 2019-04-30 | 2019-07-23 | 圣路机械(嘉兴)制造有限公司 | Wooden wheel fills O-ring tooling |
| CN112123281A (en) * | 2020-07-30 | 2020-12-25 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
| CN112756960A (en) * | 2020-12-07 | 2021-05-07 | 河南平高电气股份有限公司 | Snap ring assembly fixture |
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| US4203191A (en) * | 1978-08-31 | 1980-05-20 | SEPCO Corporation | Process and apparatus for assembling spiral wound gaskets into gauge rings |
| JPH11333640A (en) * | 1998-05-29 | 1999-12-07 | Nitto Seiko Co Ltd | Retaining ring assembling device |
| JP2005081491A (en) * | 2003-09-09 | 2005-03-31 | Yaskawa Electric Corp | Pressure-fitting device for retaining ring |
| CN201544194U (en) * | 2009-10-20 | 2010-08-11 | 布雷博(南京)制动系统有限公司 | Device for installing elastic retaining ring for hole |
| CN102248515A (en) * | 2011-03-31 | 2011-11-23 | 长城汽车股份有限公司 | Device for automatically installing snap spring |
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2013
- 2013-11-08 CN CN201310554852.0A patent/CN104209919B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4203191A (en) * | 1978-08-31 | 1980-05-20 | SEPCO Corporation | Process and apparatus for assembling spiral wound gaskets into gauge rings |
| JPH11333640A (en) * | 1998-05-29 | 1999-12-07 | Nitto Seiko Co Ltd | Retaining ring assembling device |
| JP2005081491A (en) * | 2003-09-09 | 2005-03-31 | Yaskawa Electric Corp | Pressure-fitting device for retaining ring |
| CN201544194U (en) * | 2009-10-20 | 2010-08-11 | 布雷博(南京)制动系统有限公司 | Device for installing elastic retaining ring for hole |
| CN102248515A (en) * | 2011-03-31 | 2011-11-23 | 长城汽车股份有限公司 | Device for automatically installing snap spring |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104999417A (en) * | 2015-08-19 | 2015-10-28 | 国家电网公司 | Crank arm box seal ring assembly clamp |
| CN105619326A (en) * | 2016-02-19 | 2016-06-01 | 杭州腾骅汽车变速器股份有限公司 | Main oil seal mounting tool with holding rod for remanufacturing of automatic gearbox |
| CN109014856A (en) * | 2018-09-18 | 2018-12-18 | 杭州力龙液压有限公司 | Plunger ring press-fitting tool |
| CN109249341A (en) * | 2018-11-01 | 2019-01-22 | 苏州纽威阀门股份有限公司 | A kind of assembly tooling, assembly method and the ball valve of cyclic spring structure |
| CN109249341B (en) * | 2018-11-01 | 2023-09-12 | 苏州纽威阀门股份有限公司 | Assembly tool and assembly method of annular elastic structure and ball valve |
| CN110039488A (en) * | 2019-04-30 | 2019-07-23 | 圣路机械(嘉兴)制造有限公司 | Wooden wheel fills O-ring tooling |
| CN112123281A (en) * | 2020-07-30 | 2020-12-25 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
| CN112123281B (en) * | 2020-07-30 | 2022-05-06 | 南京泰普森自动化设备有限公司 | Snap spring mounting method and shrinking device and releasing device thereof |
| CN112756960A (en) * | 2020-12-07 | 2021-05-07 | 河南平高电气股份有限公司 | Snap ring assembly fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104209919B (en) | 2016-07-06 |
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Granted publication date: 20160706 Termination date: 20181108 |