CN104723118A - Machine tool guide track with pretightening device and pretightening method for machine tool guide track - Google Patents
Machine tool guide track with pretightening device and pretightening method for machine tool guide track Download PDFInfo
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- CN104723118A CN104723118A CN201310717005.1A CN201310717005A CN104723118A CN 104723118 A CN104723118 A CN 104723118A CN 201310717005 A CN201310717005 A CN 201310717005A CN 104723118 A CN104723118 A CN 104723118A
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- bearing
- spline
- plane
- press strip
- machine tool
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The invention discloses a machine tool guide track with a pretightening device and a pretightening method for the machine tool guide track. The machine tool guide track comprises a slide carriage, a linear bearing, a bearing pressing strip, a bearing wedge and a guide track, wherein the slide carriage is slidably connected to the upper portion of the guide track; a projection which extends downwards is arranged on the bottom of the slide carriage and is in sliding contact with a side surface of the guide track; the linear bearing, the bearing pressing strip and the bearing wedge are arranged below the slide carriage; one end of the bearing pressing strip is fixed on the bottom surface of the slide carriage; the other end of the bearing pressing strip is provided with an adjusting flat plate; the adjusting flat plate is provided with a bearing wedge positioning device; the bearing pressing strip is provided with a pressing strip inclined surface; the bearing wedge is provided with a wedge inclined surface of which the inclination is consistent to that of an inclined surface of the pressing strip; the wedge inclined surface is in sliding contact with the pressing strip inclined surface; and the linear bearing is fixed on the bearing wedge and is in rolling contact with a side surface, which is far away from the projection, of the guide track. The magnitude of a pretightening force of the machine tool guide track with the pretightening device can be adjusted at any time.
Description
Technical field
The present invention relates to machinery manufacturing technology field, especially relate to and a kind of there is the machine tool guideway of pre-tightening apparatus and the pre-tension method for machine tool guideway.
Background technology
In the prior art, the pretension of machine tool guideway is generally pure rigidity pretension, the pretightning force size of guide rail can not adjust, along with the prolongation of service time, mechanical wear constantly increases, the pretensioning effect of guide rail can worse and worse, and the machining accuracy of lathe also decreases, thus had a strong impact on the crudy of workpiece.
Therefore, be further improved for the guide rail of lathe at present.
Summary of the invention
An object of the present invention is to provide a kind of machine tool guideway with pre-tightening apparatus, being intended to the guide rail pre-tightening apparatus solved for lathe can along with the prolongation of service time, the technical problem that pretensioning effect can constantly be deteriorated.
Another object of the present invention is to provide a kind of pre-tension method for machine tool guideway, is intended to solve the technical problem that can not adjust for the pretightning force size of machine tool guideway.
The present invention proposes a kind of machine tool guideway with pre-tightening apparatus, comprising: slide carriage, linear bearing, bearing press strip, bearing spline and guide rail;
Described slide carriage is slidably connected at above described guide rail, the bottom surface of described slide carriage is provided with the jut to downward-extension, described jut contacts with a side slip of described guide rail, and described linear bearing, described bearing press strip and described bearing spline are all arranged at the below of described slide carriage;
One end of described bearing press strip is fixed on the bottom surface of described slide carriage, and it is dull and stereotyped that the other end is provided with adjustment, described adjustment flat board is provided with bearing spline positioner, and described bearing press strip has press strip inclined-plane,
Described bearing spline has the spline inclined-plane consistent with described press strip slope, and described spline inclined-plane and described press strip inclined-plane slidingly contact,
Described linear bearing is fixed on described bearing spline, and described linear bearing and described guide rail are away from the side Structure deformation of jut.
Optionally, described bearing spline positioner comprises stretching screw and holds out against screw, described adjustment flat board is provided with and holds out against screw hole and stretching screw hole, described stretching screw passes described stretching screw hole and one end is threaded with described bearing spline, the described screw hole that holds out against is screwed hole, described in hold out against screw pass described in hold out against screw hole and one end contacts with described bearing spline.
Optionally, described linear bearing is linear roller bearing.
Optionally, described guide rail is two guide rails, and the both sides, bottom surface of described slide carriage are provided with described jut.
Optionally, described spline inclined-plane is provided with feather key, described press strip inclined-plane is provided with the gathering sill matched with described feather key.
Optionally, the gradient on described spline inclined-plane and described press strip inclined-plane is 1:30.
Optionally, graduation mark is provided with on described spline inclined-plane and/or on described press strip inclined-plane.
Optionally, described press strip inclined-plane is provided with adjustment tank, is provided with disc spring in described adjustment tank, in described adjustment tank, disc spring is outside equipped with disc spring and blocks up, the outer end that described disc spring is stifled and spline contact of incline plane.
Optionally, described bearing press strip is fixed by screws on described slide carriage bottom surface,
And/or,
Described adjustment flat board is arranged on described bearing press strip by screw.
The invention allows for a kind of pre-tension method for machine tool guideway, described machine tool guideway is the above-described guide rail with pre-tightening apparatus, and described method comprises:
Pretightning force is turned down: by straining described stretching screw, and the described spline inclined-plane of described bearing spline is outwards slided along the press strip inclined-plane of described bearing press strip, and the pretightning force of guide rail diminishes; And
Pretightning force tunes up: hold out against screw described in holding out against, and the described spline inclined-plane of described bearing spline is inwardly slided along the press strip inclined-plane of described bearing press strip, and the pretightning force of guide rail becomes large.
According to the guide rail pre-tightening apparatus for lathe of the present invention, the positive technique effect that can obtain is: bearing spline positioner can strain bearing spline, spline inclined-plane is driven outwards to slide along the press strip inclined-plane of bearing press strip, distance between linear bearing and guide rail becomes large, the spacing that guide rail is adjacent the jut of side also becomes large, now, pretightning force diminishes, on the contrary, bearing spline positioner can hold out against bearing spline, spline inclined-plane is driven inwardly to slide along press strip inclined-plane, distance between linear bearing and guide rail diminishes, the spacing that guide rail is adjacent the jut of side also diminishes, pretightning force becomes large, slide carriage and guide rail are locked.In addition, because spline inclined-plane is consistent with the gradient on press strip inclined-plane, stability when adjusting therefore can be ensured.
Utilize the machine tool guideway with pre-tightening apparatus of the present invention, the size of guide rail pretightning force can be adjusted at any time easily and quickly, even if along with the prolongation of service time, there occurs the problem of such as mechanical wear, pretensioning effect also can not be deteriorated and the machining accuracy of lathe can not reduce, thus the crudy of workpiece can be ensured, avoid wastage of material.In addition, the structure with the machine tool guideway of pre-tightening apparatus of the present invention is simple, and easy to operate, cost is lower, thus makes the range of application with the machine tool guideway of pre-tightening apparatus of the present invention wider, and practical value is larger.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation with the machine tool guideway of pre-tightening apparatus according to the embodiment of the present invention;
Fig. 2 is the plan structure schematic diagram with the pre-tightening apparatus of the machine tool guideway of pre-tightening apparatus according to the embodiment of the present invention.
Reference numeral:
10-slide carriage; 11-jut; 20-linear bearing; 30-bearing spline; 40-bearing press strip; 41-disc spring; 42-disc spring is blocked up; 50-guide rail; 60-adjusts flat board; 70-stretching screw; 80-holds out against screw.
Detailed description of the invention
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually, and in addition, embodiment is exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
The embodiment provides a kind of guide rail pre-tightening apparatus for lathe, as depicted in figs. 1 and 2, comprising: slide carriage 10, linear bearing 20, bearing spline 30, bearing press strip 40 and guide rail 50;
Described slide carriage 10 is slidably connected at above described guide rail 50, the bottom surface of described slide carriage 10 is provided with the jut 11 to downward-extension, described jut 11 contacts with a side slip of described guide rail 50, and described linear bearing 20, described bearing press strip 40 and described bearing spline 30 are all arranged at the below of described slide carriage 10;
One end of described bearing press strip 40 is fixed on the bottom surface of described slide carriage 10, and the other end is provided with adjustment dull and stereotyped 60, described adjustment dull and stereotyped 60 is provided with bearing spline positioner, and described bearing press strip 40 has press strip inclined-plane,
Described bearing spline 30 has the spline inclined-plane consistent with described press strip slope, and described spline inclined-plane and described press strip inclined-plane slidingly contact,
Described linear bearing 20 is fixed on described bearing spline 30, described linear bearing 20 and the side Structure deformation of described guide rail 50 away from jut 11.
According to an embodiment of the invention for the guide rail pre-tightening apparatus of lathe, the positive technique effect that can obtain is: bearing spline positioner can strain bearing spline 30, spline inclined-plane is driven outwards to slide along the press strip inclined-plane of bearing press strip 40, distance between linear bearing 20 and guide rail 50 becomes large, the spacing that guide rail 50 is adjacent the jut 11 of side also becomes large, now, pretightning force diminishes, on the contrary, bearing spline positioner can hold out against bearing spline 30, spline inclined-plane is driven inwardly to slide along press strip inclined-plane, distance between linear bearing 20 and guide rail 50 diminishes, the spacing that guide rail 50 is adjacent the jut 11 of side also diminishes, pretightning force becomes large, slide carriage 10 and guide rail 50 are locked.In addition, because spline inclined-plane is consistent with the gradient on press strip inclined-plane, stability when adjusting therefore can be ensured.
Utilize the machine tool guideway with pre-tightening apparatus of the present invention, the size of guide rail pretightning force can be adjusted at any time easily and quickly, even if along with the prolongation of service time, there occurs the problem of such as mechanical wear, pretensioning effect also can not be deteriorated and the machining accuracy of lathe can not reduce, thus the crudy of workpiece can be ensured, avoid wastage of material.In addition, the structure with the machine tool guideway of pre-tightening apparatus of the present invention is simple, and easy to operate, cost is lower, thus makes the range of application with the machine tool guideway of pre-tightening apparatus of the present invention wider, and practical value is larger.
According to embodiments of the invention, optionally, described bearing spline positioner comprises stretching screw 70 and holds out against screw 80, described adjustment dull and stereotyped 60 is provided with and holds out against screw hole and stretching screw hole, described stretching screw 70 passes described stretching screw hole and one end is threaded with described bearing spline 30, the described screw hole that holds out against is screwed hole, described in hold out against screw 80 pass described in hold out against screw hole and one end contacts with described bearing spline 30.Thus, when rotation holds out against screw 80, hold out against screw 80 can promote bearing spline 30 and move inward, spline inclined-plane is driven inwardly to slide along press strip inclined-plane, distance between linear bearing 20 and guide rail 50 diminishes, the spacing that guide rail 50 is adjacent the jut 11 of side also diminishes, pretightning force becomes large, slide carriage 10 and guide rail 50 are locked, on the contrary, screw is held out against after 80s described in loosening, when rotation stretching screw 70, stretching screw 70 can pull bearing spline 30 outwards movement, spline inclined-plane is driven outwards to slide along press strip inclined-plane, distance between linear bearing 20 and guide rail 50 becomes large, the spacing that guide rail 50 is adjacent the jut 11 of side also becomes large, pretightning force diminishes, thus make adjustment guide rail pretightning force become very convenient, rotary screw is only needed to get final product complete operation.
According to embodiments of the invention, optionally, described linear bearing 20 is linear roller bearing, and make the bearing capacity of guide rail 50 large, sliding capability is better.
According to embodiments of the invention, optionally, described guide rail 50 is two guide rails, and the both sides, bottom surface of described slide carriage 10 are provided with described jut 11, ensures that slide carriage slides more steady.
According to embodiments of the invention, optionally, described spline inclined-plane is provided with feather key, described press strip inclined-plane is provided with the gathering sill matched with described feather key.Thus, when can ensure tension or hold out against described bearing spline 30, spline inclined-plane is more stable slidably.
According to embodiments of the invention, optionally, the gradient on described spline inclined-plane and described press strip inclined-plane is 1:30, thus can adjust the size of guide rail 50 pretightning force greatly.
According to embodiments of the invention, optionally, on described spline inclined-plane and/or on described press strip inclined-plane, be provided with graduation mark, thus the pretightning force of guide rail 50 can be adjusted quantitatively, be conducive to the accuracy increasing the adjustment of guide rail 50 pretightning force size.
According to embodiments of the invention, optionally, described press strip inclined-plane is provided with adjustment tank, is provided with disc spring 41 in described adjustment tank, in described adjustment tank, disc spring 41 is outside equipped with disc spring stifled 42, and described disc spring blocks up outer end and the spline contact of incline plane of 42.Thus, can ensure that described spline inclined-plane and described press strip inclined-plane keep Elastic Contact always, be conducive to the flexible adjustment realizing guide rail pretightning force.
According to embodiments of the invention, optionally, described bearing press strip 40 is fixed by screws on described slide carriage 10 bottom surface,
And/or,
Described adjustment dull and stereotyped 60 is arranged on described bearing press strip 40 by screw.
Thus, installation, dismounting and position adjustment are all very convenient.
The invention allows for a kind of pre-tension method for machine tool guideway, as depicted in figs. 1 and 2, described machine tool guideway is the above-described machine tool guideway with pre-tightening apparatus, and described method comprises:
Pretightning force is turned down: by straining described stretching screw 70, and the described spline inclined-plane of described bearing spline 30 is outwards slided along the press strip inclined-plane of described bearing press strip 40, and the pretightning force of guide rail 50 diminishes; And
Pretightning force tunes up: hold out against screw 80 described in holding out against, and the described spline inclined-plane of described bearing spline 30 is inwardly slided along the press strip inclined-plane of described bearing press strip 40, and the pretightning force of guide rail 50 becomes large.
Pre-tension method for machine tool guideway of the present invention has simple, convenient quick, the advantage such as pretensioning effect is good, machine finish can not reduce, thus makes the using value of the guide rail pre-tension method for lathe of the present invention larger.
About the characteristic sum effect described by the machine tool guideway with pre-tightening apparatus before it will be appreciated by persons skilled in the art that, be also applicable to this pre-tension method for machine tool guideway natch, repeat no more.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. there is a machine tool guideway for pre-tightening apparatus, it is characterized in that, comprising: slide carriage, linear bearing, bearing press strip, bearing spline and guide rail;
Described slide carriage is slidably connected at above described guide rail, the bottom surface of described slide carriage is provided with the jut to downward-extension, described jut contacts with a side slip of described guide rail, and described linear bearing, described bearing press strip and described bearing spline are all arranged at the below of described slide carriage;
One end of described bearing press strip is fixed on the bottom surface of described slide carriage, and it is dull and stereotyped that the other end is provided with adjustment, described adjustment flat board is provided with bearing spline positioner, and described bearing press strip has press strip inclined-plane,
Described bearing spline has the spline inclined-plane consistent with described press strip slope, and described spline inclined-plane and described press strip inclined-plane slidingly contact,
Described linear bearing is fixed on described bearing spline, and described linear bearing and described guide rail are away from the side Structure deformation of jut.
2. the machine tool guideway with pre-tightening apparatus according to claim 1, it is characterized in that, described bearing spline positioner comprises stretching screw and holds out against screw, described adjustment flat board is provided with and holds out against screw hole and stretching screw hole, described stretching screw passes described stretching screw hole and one end is threaded with described bearing spline, the described screw hole that holds out against is screwed hole, described in hold out against screw pass described in hold out against screw hole and one end contacts with described bearing spline.
3. the machine tool guideway with pre-tightening apparatus according to claim 2, is characterized in that, described linear bearing is linear roller bearing.
4. the machine tool guideway with pre-tightening apparatus according to any one of claims 1 to 3, is characterized in that, described guide rail is two guide rails, and the both sides, bottom surface of described slide carriage are provided with described jut.
5. the machine tool guideway with pre-tightening apparatus according to claim 4, is characterized in that, described spline inclined-plane is provided with feather key, described press strip inclined-plane is provided with the gathering sill matched with described feather key.
6. the machine tool guideway with pre-tightening apparatus according to claim 4, is characterized in that, the gradient on described spline inclined-plane and described press strip inclined-plane is 1:30.
7. the machine tool guideway with pre-tightening apparatus according to claim 6, is characterized in that, is provided with graduation mark on described spline inclined-plane and/or on described press strip inclined-plane.
8. the machine tool guideway with pre-tightening apparatus according to any one of claim 5 ~ 7, it is characterized in that, described press strip inclined-plane is provided with adjustment tank, in described adjustment tank, is provided with disc spring, in described adjustment tank, disc spring is outside equipped with disc spring and blocks up, the outer end that described disc spring is stifled and spline contact of incline plane.
9. the guide rail pre-tightening apparatus with pre-tightening apparatus according to claim 8, is characterized in that, described bearing press strip is fixed by screws on described slide carriage bottom surface,
And/or,
Described adjustment flat board is arranged on described bearing press strip by screw.
10. for a pre-tension method for machine tool guideway, it is characterized in that, the machine tool guideway with pre-tightening apparatus of described machine tool guideway according to any one of claim 1 ~ 9, described method comprises:
Pretightning force is turned down: by straining described stretching screw, and the described spline inclined-plane of described bearing spline is outwards slided along the press strip inclined-plane of described bearing press strip, and the pretightning force of guide rail diminishes; And
Pretightning force tunes up: hold out against screw described in holding out against, and the described spline inclined-plane of described bearing spline is inwardly slided along the press strip inclined-plane of described bearing press strip, and the pretightning force of guide rail becomes large.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717005.1A CN104723118B (en) | 2013-12-23 | 2013-12-23 | A kind of machine tool guideway with pre-tightening apparatus and the pre-tension method for machine tool guideway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717005.1A CN104723118B (en) | 2013-12-23 | 2013-12-23 | A kind of machine tool guideway with pre-tightening apparatus and the pre-tension method for machine tool guideway |
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| CN104723118A true CN104723118A (en) | 2015-06-24 |
| CN104723118B CN104723118B (en) | 2017-06-20 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066090A (en) * | 2018-01-24 | 2018-05-25 | 迈柯唯医疗设备(苏州)有限公司 | A kind of rotating mechanism of Medical hanging bridge |
| CN109352352A (en) * | 2018-11-06 | 2019-02-19 | 宜昌长机科技有限责任公司 | A kind of guide rail guiding clamps set composite and application method |
| CN109514385A (en) * | 2019-01-03 | 2019-03-26 | 天润曲轴股份有限公司 | Rectangular guideway grinds an auxiliary device |
| CN113245593A (en) * | 2021-04-16 | 2021-08-13 | 江苏东成工具科技有限公司 | Guide rail adjusting mechanism and magnetic drill with same |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1577935A1 (en) * | 1987-08-24 | 1990-07-15 | Специальное конструкторское бюро прецизионного станкостроения | Carriage for machine tool |
| CN2707423Y (en) * | 2004-06-25 | 2005-07-06 | 湖南沅江宇环实业有限公司 | Guide rail device of machine tool |
| CN201625869U (en) * | 2010-04-14 | 2010-11-10 | 徐州压力机械有限公司 | Slider locking device |
| CN201769060U (en) * | 2010-09-08 | 2011-03-23 | 河南森茂机械有限公司 | Hydraulic automatic locking device of guide rail |
| CN202028965U (en) * | 2011-04-20 | 2011-11-09 | 云南省机械研究设计院 | Compact and convenient linear guide rail clearance adjusting structure |
| CN202719993U (en) * | 2012-05-23 | 2013-02-06 | 苏州慧利仪器有限责任公司 | Linear guide rail locking structure |
| CN203696438U (en) * | 2013-12-23 | 2014-07-09 | 北京海普瑞森科技发展有限公司 | Machine tool slide guide with pre-tensioning device |
-
2013
- 2013-12-23 CN CN201310717005.1A patent/CN104723118B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1577935A1 (en) * | 1987-08-24 | 1990-07-15 | Специальное конструкторское бюро прецизионного станкостроения | Carriage for machine tool |
| CN2707423Y (en) * | 2004-06-25 | 2005-07-06 | 湖南沅江宇环实业有限公司 | Guide rail device of machine tool |
| CN201625869U (en) * | 2010-04-14 | 2010-11-10 | 徐州压力机械有限公司 | Slider locking device |
| CN201769060U (en) * | 2010-09-08 | 2011-03-23 | 河南森茂机械有限公司 | Hydraulic automatic locking device of guide rail |
| CN202028965U (en) * | 2011-04-20 | 2011-11-09 | 云南省机械研究设计院 | Compact and convenient linear guide rail clearance adjusting structure |
| CN202719993U (en) * | 2012-05-23 | 2013-02-06 | 苏州慧利仪器有限责任公司 | Linear guide rail locking structure |
| CN203696438U (en) * | 2013-12-23 | 2014-07-09 | 北京海普瑞森科技发展有限公司 | Machine tool slide guide with pre-tensioning device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108066090A (en) * | 2018-01-24 | 2018-05-25 | 迈柯唯医疗设备(苏州)有限公司 | A kind of rotating mechanism of Medical hanging bridge |
| CN109352352A (en) * | 2018-11-06 | 2019-02-19 | 宜昌长机科技有限责任公司 | A kind of guide rail guiding clamps set composite and application method |
| CN109352352B (en) * | 2018-11-06 | 2024-01-12 | 宜昌长机科技有限责任公司 | Guide rail guiding and clamping composite device and use method |
| CN109514385A (en) * | 2019-01-03 | 2019-03-26 | 天润曲轴股份有限公司 | Rectangular guideway grinds an auxiliary device |
| CN109514385B (en) * | 2019-01-03 | 2023-10-31 | 天润工业技术股份有限公司 | Auxiliary device for grinding points of rectangular guide rail |
| CN113245593A (en) * | 2021-04-16 | 2021-08-13 | 江苏东成工具科技有限公司 | Guide rail adjusting mechanism and magnetic drill with same |
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|---|---|
| CN104723118B (en) | 2017-06-20 |
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