CN105545887A - Eccentric fast locking mechanism - Google Patents
Eccentric fast locking mechanism Download PDFInfo
- Publication number
- CN105545887A CN105545887A CN201610012463.9A CN201610012463A CN105545887A CN 105545887 A CN105545887 A CN 105545887A CN 201610012463 A CN201610012463 A CN 201610012463A CN 105545887 A CN105545887 A CN 105545887A
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- CN
- China
- Prior art keywords
- eccentric
- elastic force
- locking mechanism
- force ring
- quick
- 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.)
- Pending
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- 238000005096 rolling process Methods 0.000 claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 210000000481 breast Anatomy 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B1/00—Devices for securing together, or preventing relative movement between, constructional elements or machine parts
- F16B1/02—Means for securing elements of mechanisms after operation
- F16B1/04—Means for securing elements of mechanisms after operation disengaged by movement of the actuating member of the element
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention provides an eccentric fast locking mechanism. The eccentric fast locking mechanism comprises a sleeve seat, an eccentric elastic ring and a plurality of rolling bodies, wherein the sleeve seat comprises an eccentric groove formed by the sunken inner surface of the sleeve seat; the eccentric elastic ring is accommodated in the eccentric groove; the plurality of rolling bodies are clamped between the eccentric groove and the eccentric elastic ring. The eccentric fast locking mechanism is simple in structure, low in production cost, high in reliability, convenient to use and strong in applicability.
Description
Technical field
The present invention relates to the locking mechanism in mechanical attachment equipment, concrete, relate to a kind of eccentric quick-locking mechanism.
Background technique
In recent years, require more and more stricter, accurate along with industrial automatization is more and more higher with industrial control, the using scope playing the axle class locking mechanism of connection and fixation is more and more wider, and kind also gets more and more.
But axle class locking mechanism of the prior art is all locked by screw thread or screw substantially, but there is following shortcoming:
Although one is easy to use, complex structure, cost of production is high, and fragile;
Although two structures are simple, cost of production is low, uses inconvenient;
Three, when axial workpiece should not leave step, should not use.
Therefore, be necessary to develop further axle class locking mechanism, to avoid above-mentioned defect.
Summary of the invention
In order to solve above-mentioned existing axle class locking mechanism exist complex structure, cost of production high, fragile, use inconvenient and that Applicable scope is little technical problem, the invention provides the eccentric quick-locking mechanism that a kind of structure is simple, cost of production is low, reliability is high, easy to use and applicability is strong.
The invention provides a kind of eccentric quick-locking mechanism, described eccentric quick-locking mechanism comprises block set, eccentric elastic force ring and multiple rolling element, described block set comprises the eccentric grove be recessed to form by its internal surface, described eccentric elastic force ring is contained in described eccentric grove, and multiple described rolling element is located between described eccentric grove and described eccentric elastic force ring.
In a kind of preferred embodiment of eccentric quick-locking mechanism provided by the invention, described eccentric grove is in eccentric annular.
In a kind of preferred embodiment of eccentric quick-locking mechanism provided by the invention, described block set comprises multiple described eccentric grove, and multiple described eccentric grove parallel interval is arranged.
In a kind of preferred embodiment of eccentric quick-locking mechanism provided by the invention, described eccentric elastic force ring comprises eccentric elastic force ring body and antifriction layer, the outer wall of described eccentric elastic force ring body abuts with described rolling element, and the inwall of described eccentric elastic force ring body is provided with described antifriction layer.
In a kind of preferred embodiment of eccentric quick-locking mechanism provided by the invention, described eccentric elastic force ring body is c-shaped, and its thickness is reduced to two end portions gradually by intermediate portion.
In a kind of preferred embodiment of eccentric quick-locking mechanism provided by the invention, described rolling element is that rigid spheres is or/and cylindrical roller.
Compared to prior art, eccentric quick-locking mechanism provided by the invention has following beneficial effect:
One, the present invention by the interaction of the eccentric grove of block set, eccentric elastic force ring and multiple rolling element realize axial workpiece quick locking, unclamp, not only structure is simple, and cost of production is low, and reliability is high, easy to use and applicability is strong.
Two, the present invention is by arranging multiple eccentric grove at cover base inner surface, effectively can improve the axial restraint active force of eccentric quick-locking mechanism.
Three, the present invention is by arranging antifriction layer at the inwall of eccentric elastic force ring body, and can effectively prevent when locking axial workpiece, the problem of skidding occurs for eccentric elastic force ring and axial workpiece.
Four, the present invention is by being arranged to C shape by eccentric elastic force ring body, and its thickness is reduced to two end portions gradually by intermediate portion, thus is conducive to eccentric elastic force ring body reversible elastic strain occurs.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the front view of eccentric quick-locking mechanism provided by the invention;
Fig. 2 is the side view of eccentric quick-locking mechanism provided by the invention;
Fig. 3 is that eccentric quick-locking mechanism shown in Fig. 1 is along the sectional view in A-A direction;
Fig. 4 is that eccentric quick-locking mechanism shown in Fig. 2 is along the sectional view in B-B direction.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Incorporated by reference to consulting Fig. 1, Fig. 2, Fig. 3 and Fig. 4, wherein, Fig. 1 is the front view of eccentric quick-locking mechanism provided by the invention, Fig. 2 is the side view of eccentric quick-locking mechanism provided by the invention, Fig. 3 be eccentric quick-locking mechanism shown in Fig. 1 along the sectional view in A-A direction, Fig. 4 is that eccentric quick-locking mechanism shown in Fig. 2 is along the sectional view in B-B direction.Described eccentric quick-locking mechanism 1 comprises block set 11, eccentric elastic force ring 13 and multiple rolling element 15.Described eccentric elastic force ring 13 is contained in described block set 11, and multiple described rolling element 15 is located between described block set 11 and described eccentric elastic force ring 13.In the present embodiment, multiple described eccentric quick-locking mechanism 1 can be installed on an axial workpiece, and can be located at the devices such as the cylinder blade of axial workpiece by adjacent described eccentric quick-locking mechanism 1 fixed cover.
Described block set 11 is in circular, and it comprises eccentric grove 111 and joint 113.Described eccentric grove 111 is recessed to form by the internal surface of described block set 11, and described joint 113 is located at the outer surface of described block set 11.Described block set 11 can comprise a described eccentric grove 111, also can comprise multiple described eccentric grove 111; And when described block set 11 comprises multiple described eccentric grove 111, multiple described eccentric grove 111 parallel interval are located at the internal surface of described block set 11, accordingly, described eccentric quick-locking mechanism 1 may be used for connection two axial workpieces.In the present embodiment, described block set 11 outer surface is also provided with multiple depressed part or multiple protuberance, and multiple described depressed part or multiple described protuberance are used for applying active force to described block set 11, so that the locking of described eccentric quick-locking mechanism 1 or unclamp.
In other embodiments, for the ease of the production and assembly of described eccentric quick-locking mechanism 1, described block set 11 can also be made up of multiple annulus split, multiple described annulus can be fixedly connected with by modes such as bolts, the internal surface of described annulus joint is between two recessed to form a described eccentric grove 111, namely a part for described eccentric grove 111 is positioned at annulus described in one of them, and its another part is positioned at annulus described in adjacent another.In addition, described eccentric grove 111 can also be recessed to form by a described annulus, its be connected another described in annulus serve as one sidewall.
Described eccentric grove 111 is annular in bias, and for accommodating described eccentric elastic force ring 13 and multiple described rolling element 15, and multiple described rolling element 15 is located between described eccentric grove 111 and described eccentric elastic force ring 13.
The eccentric loop configuration of described eccentric grove 111 is the center of circle of place circumference bottom a kind of described eccentric grove 111 and the non-overlapping annular slot structure in the center of circle of described block set 11 internal surface place circumference.That is, described eccentric grove 111 is symplex structure, and its degree of depth is by shallow and deeply arrange, and the bosom of described eccentric grove 111 and the most shallow place are positioned on symmetrical line.
Multiple described joint 113 is for being fixedly connected with other devices.In the present embodiment, multiple described joint 113 is the mounting holes formed by described block set 11 outer surface depressions, described mounting hole can realize the connection between described eccentric quick-locking mechanism 1, and then the connection successively of multiple axial workpiece can be realized, thus increase the applicability of described eccentric quick-locking mechanism 1.
In other embodiments, multiple described joint 113 also can be the mounting plate being fixed on described block set 11 outer surface.
Described eccentric elastic force ring 13 comprises eccentric elastic force ring body 131 and antifriction layer 133.The outer wall of described eccentric elastic force ring body 131 abuts with described rolling element 15, and the inwall of described eccentric elastic force ring body 131 is provided with described antifriction layer 133.
Described eccentric elastic force ring body 131 is c-shaped, and its thickness is reduced to two end portions gradually by intermediate portion.In the present embodiment, outer wall and the inwall of described eccentric elastic force ring body 131 are the arc surface with same widths, thus are conducive to the area of contact increasing described eccentric elastic force ring 13 and axial workpiece.
Described eccentric elastic force ring body 131 is made up of the memory metal with recoverability.In the present embodiment, when described eccentric quick-locking mechanism 1 does not need locking, described eccentric elastic force ring body 131 is in relaxation state, and namely the bosom of described eccentric grove 111 turns to the middle part of described eccentric elastic force ring body 131; When described eccentric quick-locking mechanism 1 needs locking, the most shallow place of described eccentric grove 111 turns to the middle part of described eccentric elastic force ring body 131, now, described eccentric grove 111 extrudes described eccentric elastic force ring body 131 by described rolling element 15, make described eccentric elastic force ring body 131 be in tensioning state, thus axial workpiece is locked by described antifriction layer 133.
Described antifriction layer 133 away from another surface of described eccentric elastic force ring body 131 slightly higher than the internal surface of described block set 11, and for increasing the frictional force of described eccentric elastic force ring 13 and the axial workpiece that is locked, thus prevent when locking axial workpiece, there is the problem of skidding in described eccentric elastic force ring 13 and axial workpiece.
In other embodiments, can also adopt and the measures such as anti-skid design are set at the internal surface of described eccentric elastic force ring body 131, prevent described eccentric elastic force ring 13 and axial workpiece from the problem of skidding occurring.
Multiple described rolling element 15 is that rigid ball is or/and cylindrical roller.In the present embodiment, the diameter of described rolling element 15 less times greater than the spacing of the two end portions of described eccentric elastic force ring body 131, thus makes described rolling element 15 not come off from described eccentric grove 111.
The working procedure of described eccentric quick-locking mechanism 1 is:
When needs locking axial workpiece, first the internal surface of axial workpiece along described block set 11 is inserted, make the described antifriction layer 133 anchor ear axial workpiece of described eccentric elastic force ring 13, now, the thickness of described eccentric elastic force ring body 131 is positioned at the bosom of described eccentric grove 111; And then described block set 11 rotates to the left or to the right around axial workpiece, namely move to the thickness away from described eccentric elastic force ring body 131 in the bosom of the described eccentric grove 111 of described block set 11, in described block set 11 rotary course, described eccentric grove 111 extrudes described eccentric elastic force ring body 131 by described rolling element 15, thus makes the tight axial workpiece of described antifriction layer 133 anchor ear.Now, the spacing of described eccentric elastic force ring body 131 two end portions reduces.
When needs unclamp axial workpiece, described block set 11 is around the axle counter-rotation of axial workpiece, namely move near the thickness of described eccentric elastic force ring body 131 in the bosom of the described eccentric grove 111 of described block set 11, in described block set 11 rotary course, described eccentric elastic force ring body 131 recovers deformation gradually, thus makes described antifriction layer 133 unclamp axial workpiece.Now, the spacing of described eccentric elastic force ring body 131 two end portions is maximum.
In above process, can quick locking be realized by rotating axial workpiece to the left or to the right and unclamp.
Eccentric quick-locking mechanism 1 provided by the invention has following beneficial effect:
One, the present invention by the interaction of the eccentric grove 111 of block set 11, eccentric elastic force ring 13 and multiple rolling element 15 realize axial workpiece quick locking, unclamp, not only structure is simple, and cost of production is low, and reliability is high, easy to use and applicability is strong.
Two, the present invention is by arranging multiple eccentric grove 111 at block set 11 internal surface, effectively can improve the axial restraint active force of eccentric quick-locking mechanism 1.
Three, the present invention is by arranging antifriction layer 133 at the inwall of eccentric elastic force ring body 131, can effectively prevent when locking axial workpiece, and the problem of skidding occurs for eccentric elastic force ring 13 and axial workpiece.
Four, the present invention is by being arranged to C shape by eccentric elastic force ring body 131, and its thickness is reduced to two end portions gradually by intermediate portion, thus is conducive to eccentric elastic force ring body 131 reversible elastic strain occurs.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. an eccentric quick-locking mechanism, it is characterized in that, comprise block set, eccentric elastic force ring and multiple rolling element, described block set comprises the eccentric grove be recessed to form by its internal surface, described eccentric elastic force ring is contained in described eccentric grove, and multiple described rolling element is located between described eccentric grove and described eccentric elastic force ring.
2. eccentric quick-locking mechanism according to claim 1, is characterized in that, described eccentric grove is in eccentric annular.
3. eccentric quick-locking mechanism according to claim 1 and 2, is characterized in that, described block set comprises multiple described eccentric grove, and multiple described eccentric grove parallel interval is arranged.
4. eccentric quick-locking mechanism according to claim 1, it is characterized in that, described eccentric elastic force ring comprises eccentric elastic force ring body and antifriction layer, and the outer wall of described eccentric elastic force ring body abuts with described rolling element, and the inwall of described eccentric elastic force ring body is provided with described antifriction layer.
5. eccentric quick-locking mechanism according to claim 4, is characterized in that, described eccentric elastic force ring body is c-shaped, and its thickness is reduced to two end portions gradually by intermediate portion.
6. eccentric quick-locking mechanism according to claim 1, is characterized in that, described rolling element is that rigid spheres is or/and cylindrical roller.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610012463.9A CN105545887A (en) | 2016-01-08 | 2016-01-08 | Eccentric fast locking mechanism |
Applications Claiming Priority (1)
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CN201610012463.9A CN105545887A (en) | 2016-01-08 | 2016-01-08 | Eccentric fast locking mechanism |
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CN105545887A true CN105545887A (en) | 2016-05-04 |
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Family Applications (1)
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CN201610012463.9A Pending CN105545887A (en) | 2016-01-08 | 2016-01-08 | Eccentric fast locking mechanism |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108098894A (en) * | 2017-12-19 | 2018-06-01 | 安徽华天机械股份有限公司 | A kind of self-locking cutting cutting disc tool apron and its processing method |
CN108127710A (en) * | 2017-12-19 | 2018-06-08 | 安徽华天机械股份有限公司 | A kind of self-locking cutting cutting disc is cut and its processing method |
Citations (15)
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GB191306195A (en) * | 1913-03-12 | 1913-12-24 | Joseph Sutton Withers | Improvements in and relating to Shaft Couplings. |
JPH0235207A (en) * | 1988-07-21 | 1990-02-05 | Hitachi Ltd | Fixing means for rotor, rotor using same and manufacture thereof |
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CN201695178U (en) * | 2009-11-05 | 2011-01-05 | 太仓市万龙非织造工程有限公司 | Eccentric connecting component and needling machine with the same |
CN201909639U (en) * | 2010-12-08 | 2011-07-27 | 广州柴油机厂股份有限公司 | Radially-adjustable crankshaft detection bearing seat |
CN202989263U (en) * | 2013-01-07 | 2013-06-12 | 象山星旗电器科技有限公司 | Carrier roller |
CN204025404U (en) * | 2014-04-30 | 2014-12-17 | 浙江中益机械有限公司 | A kind of expansion set |
CN204127020U (en) * | 2014-09-12 | 2015-01-28 | 西安磁林电气有限公司 | A kind of cylinder |
CN104763782A (en) * | 2015-04-20 | 2015-07-08 | 杭州诚信汽车轴承有限公司 | Automatic tensioning wheel for engine belt |
CN205478702U (en) * | 2016-01-08 | 2016-08-17 | 长沙职业技术学院 | Eccentric quick locking mechanism |
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2016
- 2016-01-08 CN CN201610012463.9A patent/CN105545887A/en active Pending
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
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GB191306195A (en) * | 1913-03-12 | 1913-12-24 | Joseph Sutton Withers | Improvements in and relating to Shaft Couplings. |
JPH0235207A (en) * | 1988-07-21 | 1990-02-05 | Hitachi Ltd | Fixing means for rotor, rotor using same and manufacture thereof |
CN2192759Y (en) * | 1994-04-15 | 1995-03-22 | 中国新型建筑材料工业杭州设计研究院 | Coupling piece for axle and wheel |
DE10120489C2 (en) * | 2001-04-24 | 2003-08-07 | Skf Ab | Disc cage for a rolling bearing and method for installing a disc cage in a rolling bearing |
DE102004030964A1 (en) * | 2004-06-26 | 2006-01-12 | Fag Kugelfischer Ag & Co. Ohg | Rolling bearings, in particular double row roller bearings |
DE102004053936A1 (en) * | 2004-11-09 | 2006-05-11 | Fag Kugelfischer Ag & Co. Ohg | Radial roller bearings, in particular cylindrical or needle roller bearings |
WO2008098540A2 (en) * | 2007-02-15 | 2008-08-21 | Schaeffler Kg | Bearing comprising fixing elements consisting of a shape memory alloy |
CN201424499Y (en) * | 2009-01-20 | 2010-03-17 | 彭炜 | Bearing device for melting down immersion roller inside metal alloy coating bath |
CN201695178U (en) * | 2009-11-05 | 2011-01-05 | 太仓市万龙非织造工程有限公司 | Eccentric connecting component and needling machine with the same |
CN201909639U (en) * | 2010-12-08 | 2011-07-27 | 广州柴油机厂股份有限公司 | Radially-adjustable crankshaft detection bearing seat |
CN202989263U (en) * | 2013-01-07 | 2013-06-12 | 象山星旗电器科技有限公司 | Carrier roller |
CN204025404U (en) * | 2014-04-30 | 2014-12-17 | 浙江中益机械有限公司 | A kind of expansion set |
CN204127020U (en) * | 2014-09-12 | 2015-01-28 | 西安磁林电气有限公司 | A kind of cylinder |
CN104763782A (en) * | 2015-04-20 | 2015-07-08 | 杭州诚信汽车轴承有限公司 | Automatic tensioning wheel for engine belt |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108098894A (en) * | 2017-12-19 | 2018-06-01 | 安徽华天机械股份有限公司 | A kind of self-locking cutting cutting disc tool apron and its processing method |
CN108127710A (en) * | 2017-12-19 | 2018-06-08 | 安徽华天机械股份有限公司 | A kind of self-locking cutting cutting disc is cut and its processing method |
CN108098894B (en) * | 2017-12-19 | 2020-05-05 | 安徽华天机械股份有限公司 | Self-locking type slitting cutter disc holder and machining method thereof |
CN108127710B (en) * | 2017-12-19 | 2020-05-05 | 安徽华天机械股份有限公司 | Self-locking type lower cutter of slitting cutting disc cutter and machining method thereof |
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