EP1831589A1 - Vorrichtung mit mindestens zwei miteinander betriebsgemäss verbindbaren teilen - Google Patents
Vorrichtung mit mindestens zwei miteinander betriebsgemäss verbindbaren teilenInfo
- Publication number
- EP1831589A1 EP1831589A1 EP05823164A EP05823164A EP1831589A1 EP 1831589 A1 EP1831589 A1 EP 1831589A1 EP 05823164 A EP05823164 A EP 05823164A EP 05823164 A EP05823164 A EP 05823164A EP 1831589 A1 EP1831589 A1 EP 1831589A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact surfaces
- parts
- output
- wheel
- output body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
-
- 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
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/32—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
- F16H2001/326—Toothed gearings for conveying rotary motion with gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear comprising a carrier with linear guiding means guiding at least one orbital gear
Definitions
- the invention relates to a device according to the preamble of claim 1.
- At least one outer-toothed wheel is disposed between two output bodies rotatably mounted in the internal-toothed wheel.
- the output body are firmly connected to each other by means of transverse elements which pass through the eccentric axial through hole of the wheel with 10 external teeth with play. Through the transverse elements lead through holes for screws, with the help of the output body are firmly connected.
- a disadvantage of the device described in this patent is that the screws connecting the output body firmly together are provided with a shaft designed as a fitting and are mounted in the openings of the transverse elements with oversize.
- the screws which connect the output bodies firmly together have only a small amount
- the invention has the object to remedy this situation.
- the invention has the advantage that a very accurate axial alignment of the two parts and thus the output body to each other is achieved by the configuration of the contact surfaces between the two preferably each connected to an output body of a planetary gear parts.
- the axial alignment of the two each arranged on an output body parts is achieved by an elaborate fit in conjunction with a dowel or a bolt with a cylindrical worked on fit shank in the region of the joint between the two contact surfaces.
- the easily accessible, uneven surfaces are made cheaper by simple means to achieve the same effect of a precise axial alignment of the two parts and the preferably associated with this starting body relative to each other.
- uneven contact surfaces is known from the prior art, it is not used here for coaxial alignment, but for transmitting torques over the uneven contact surfaces.
- crankshaft with several successive sections is known, which are arranged alternately offset by an eccentricity e to each other.
- the crankshaft is designed to be divisible in the individual sections in order to be able to arrange cylindrical roller bearings there.
- the contact surfaces have complementary profiles with point-symmetrical, star-shaped radially extending from inside to outside wave-shaped grooves.
- a wheel hub drive comprising a Achsgephaseotrouse phenomenon, a coaxial with the axis of the Achsgephaseuse emotions arranged opposite this non-rotatable wheel with internal teeth, a coaxially through the Axialgephaseuse emotions passing input shaft with a section with
- Planetary gear with arranged thereon, meshing with the portion with external teeth and the wheel with internal teeth planetary gear.
- Internal teeth to be arranged non-rotatably relative to the axle housing body is a releasably connected to the axle housing coupling wheel with one with the
- the coupling device essentially has a first element with pins connected thereto and connected to the hollow shaft, as well as a second element, which has dimensions corresponding to the cross-section of the pins and has openings connected to the spindle.
- the complementary coupling surfaces in the invention are not used to transmit high torques occurring between the two parts, but the exact coaxial alignment of the two parts with the least possible effort.
- An advantageous embodiment of the invention provides that the contact surfaces are mutually positively and / or non-positively connectable.
- An advantageous embodiment of the invention provides that the mutually facing contact surfaces have a wave-shaped profile.
- An advantageous embodiment of the invention provides that the wave-shaped profile is designed to be axisymmetric to an axis of symmetry.
- Another advantageous embodiment of the invention provides that the parts in one piece with one of a total of two rotatably arranged on the opposite end faces of a base body réelleskörpem a Planetary or cycloidal gear are connected, the output body are axially aligned using the parts and with each other form and / or non-positively releasably connected to each other.
- Another advantageous embodiment of the invention provides that at least two each having a contact surface parts are arranged opposite each other at each output body, wherein the contact surfaces of two different output bodies arranged opposite parts are complementary, so that a self-centering and axial alignment of the output body to each other and at the same time a high load capacity and robustness of the connection between the two output bodies is ensured.
- An additional advantageous embodiment of the invention provides that the contact surfaces of all disposed on an output body parts are designed profiled axially symmetric.
- An advantageous embodiment of the invention provides that the axes of symmetry of the individual contact surfaces are parallel to each other. As a result, all contact surfaces of the parts of the output body to be joined to each other and thus the output body itself can be identically made the same, because due to the axis symmetry of the contact surfaces when juxtaposing the contact surfaces of two output body to be joined together the elevations of the opposing contact surfaces respectively in the recesses of the respective opposite contact surfaces to come to rest.
- a particularly advantageous embodiment of the invention provides that the symmetry axes of the individual contact surfaces intersect each other. Another, particularly advantageous embodiment of the invention provides that the angles between intersecting symmetry axes are equal.
- An advantageous embodiment of the invention provides that on the output body, an even number of parts are arranged, wherein the contact surfaces on the pairs in each case via a arranged on the output body center opening away parts have parallel axes of symmetry.
- the starting body can in turn all be made similar, with the juxtaposition of the contact surfaces lie in the same direction extending symmetry axes of two output bodies to be connected again turn the elevations of one in the recesses of the other contact surface.
- four parts are arranged on an output body whose symmetry axes of the contact surfaces are rotated in pairs by 90 °, then an independent axial alignment of the output body takes place in two directions normal to the longitudinal axis of the output body simultaneously.
- An additional, particularly advantageous embodiment of the invention provides that the openings passing through the contact surfaces of each connected to an output body openings are designed as passing through the parts and the output body bores through which a threaded bolt for connecting the two output body is passed together.
- An advantageous embodiment of the invention provides that the passing through the contact surfaces of the connected to the output body parts openings as passing through the parts and the output body bores, and passing through the contact surfaces of the connected to the other output body parts openings as with a Threads are designed for receiving through the bores on an output body guided through threaded bolts blind holes.
- Fig. 1 shows a cross section through a prior art
- FIG. 1a is an external view of the transmission of Figure 1 from the front side thereof with a representation of the position of the cross-section A-A shown in Figure 1,
- 1b is an external view of a transmission from the front side
- FIG. 2 is an exploded perspective view of the prior art transmission illustrated in FIGS. 1 and 1a;
- FIG. 3 shows a cross section through a transmission with a connection according to the invention of the two opposite starting bodies along the section line B-B shown in FIG. 1b, FIG.
- Fig. 4 is an exploded perspective view of the invention
- Fig. 5 is a side view and a perspective view of the inventive compound of the output body of the transmission shown in Figure 3
- Fig. 6 is an exploded perspective view of the individual components of a cycloidal in their functional positions, the output body by means of the invention, complementary, uneven contact surfaces, passing through arranged in the cycloidal gear wheels reaching parts axially aligned and interconnected.
- a transmission shown in Figures 1, 1a and 2 has an input shaft 10 with an axis 10a and with two crank parts 17 with the axes 17a.
- the axes 17a are offset from the axis 10a by a distance e eccentric.
- crank parts 17 On the crank parts 17 are central openings 31 and off-center openings 32 having, each provided with an external toothing 33 wheels
- Rolling elements 12 are arranged.
- the wheels 30 mesh while a wheel 40 with internal teeth 41 such that while the axes of the wheels 30 relative to the
- Axis 40 a of the wheel 40 each to one of the eccentricity of the crank parts 17 of the
- Input shaft 10 corresponding distance e are offset.
- the wheels 30 are mounted between two output bodies 50, 50 ' .
- the output bodies 50, 50 ' are connected to one another by means of transverse elements 52, 52 ' and are rotatably mounted in the wheel 40 with internal toothing 41 by means of a roller bearing 4Ov (FIG. 3).
- the output body 50, 50 ' have central openings 51, in which the input shaft 10 is rotatably supported by means of a rolling bearing 13 (Fig. 1 and 2).
- Between the cross members 52, 52 ' are located on the Starting bodies 50, 50 ' referred to as slats 50b, 50b ' , in the direction of the axes 50a, 50a ' extending feed guides.
- the slats 50b, 50b ' are formed by the plane-parallel surface pairs 54a, 54b and 54 ' a, 54 ' b oriented parallel to the axes 50a, 50a ' of the slats 50b, 50b ' (FIGS. 3 and 4).
- the wheels 30 are also provided with slats 30b, which are formed by the plane-parallel opposite, transversely to the axis of the wheel 30 aligned pairs of surfaces 34a, 34b and 34 'a, 34' b (Fig. 2).
- an organ 70 which converts the planetary motion of the wheel 30 in a rotational movement of the output body 50, 50 ' about the axis 42 of the wheel 40.
- the organ 70 performs a combined eccentric and rotational movement with a transverse movement with respect to the axis 40a of the wheel 40 ( Figures 1 and 2).
- the member 70 is supported by a pair of the opposed plane-parallel surfaces 75a, 75b in the slat 50b and the other pair of the opposed and coplanar surfaces 74a, 74b in the slat 30b of the wheel 30.
- 50b rolling elements 80, 90 are provided (Fig. 2).
- the transmission according to the invention has output bodies 50, 50 ' which are fixedly connected to one another by means of transverse elements 52, 52 ' , through which passages 56 for screws 60 pass (FIGS. 1, 2, 3 and 4).
- Opposing mutually complementary uneven surfaces 53, 53 ' are formed on the end faces of the transverse elements 52, 52 ' , which are oriented in the direction of the axes 50a, 50 ' a of the slats 50b, 50 ' formed on the output members 50, 50 ' .
- the orientation direction of the uneven surfaces 53, 53 ' is defined by the axes 53a, 53 ' a given parallel to the axes 50a, 50 ' a and the axes of the slats 50b, 50 ' b on the output bodies 50, 50 ' extend (Fig. 4).
- the core of the invention is that uneven surfaces 53, 53 'are formed on the end faces of the transverse elements, which are mutually complementary and opposite one another in the direction of the axes 50a, 50 ' a of the slats 50b, 50 ' formed on the output members 50, 50 ' . b are oriented.
- FIG. 1 An advantageous application of the device according to the invention in conjunction with a cycloidal gear is illustrated in FIG.
- An input shaft 110 is provided with eccentric portions 117, 117 ' - the eccentrics - which are offset from each other about the axis of the input shaft by 18Oo.
- the axes of the eccentric portions 117, 117 ' are opposite to the axis the input shaft by a distance e - the eccentricity - offset.
- the input shaft 110 is provided at its inner opening with an internal groove for the connection of a drive motor.
- 131 wheels 130 are mounted rotatably with external teeth 133 through the central ' openings.
- the rolling elements are mounted in a bearing cage.
- the external gear wheels 130 engage with the internal teeth 141 of the wheel 40.
- the number of teeth of the external teeth 133 of the wheel 130 is less than that of the internal teeth 141 of the wheel 140.
- the axis of the wheels 130 is offset from the axis of the wheel 140 by the distance e.
- the internal toothing 141 consists of grooves 141a with a semicircular profile in which cylinder pins 141b are mounted.
- the outer toothed wheels 130 are provided with eccentric continuous axial openings 132 at the same distance from each other.
- the wheels 130 are mounted between two output bodies 150, 150 ' , the output bodies 150, 150 ' being transposed by means of cross members 152 which traverse the axial openings 132 of the wheels 130 in a manner such that the output bodies 150, 150 'form a mutually immobile pair, are connected.
- the transverse elements 152 are an integral part of the output body 150, 150 ' .
- a threaded bore 158 for receiving a screw 160 and a respective bore 159 for receiving a pin 161 are formed, which connect the output body 150, 150 ' firmly together .
- the cross member 152 may be formed as a self-contained, at least one output member 150, 150 ' firmly connected component.
- the oppositely arranged starting bodies 150, 150 ' disposed transverse elements 152 facing each other and operatively interconnected contact surfaces, which are complementary and uneven.
- the uneven, complementary contact surfaces serve the mutual coaxial alignment of the output body 150, 150 ' .
- According to the invention can also be dispensed with the arrangement of the bore 159 in the contact surface and on the use of the pin 161.
- the firmly connected output body pair 150, 150 ' is rotatably mounted in the wheel 140.
- Each of the output bodies 150, 150 ' is provided with a central opening 151 having an outer cylindrical, radially outer surface 15Or.
- the input shaft 110 is rotatably supported by means of the rolling elements 113 and bearing tracks 111 at the ends of the input shaft 110.
- the rolling elements 113 are mounted in a bearing cage.
- the output body 150, 150 ' are provided on the outside with eccentric axial surfaces 150a, on the voltage applied to the wheel 140 side.
- the wheel 140 is provided at the abutting against the output body 150, 150 ' sides with cylindrical inner radial surfaces 14Or and at the same time on the outer end sides with annular axial surfaces 14Oa, to which the axis of the wheel 140 is internally aligned with internal teeth 141.
- the transverse spacing of the axial surfaces 140a on the internal toothed wheel 140 determines its extent in the direction of the longitudinal axis of the input shaft 110.
- rolling elements 156 are mounted in recesses of a bearing cage 180, which has two end faces 180a and an inner surface 18Or with which it bears on the outer cylindrical surface 15Or of the respective starting body 150, 150 ' .
- cylindrical rolling elements 155 Between the radial outer surfaces 15Or of the output body 150, 150 ' with radial inner surfaces 14Or of the wheel 140 are cylindrical rolling elements 155 whose axis is oriented in the direction of the axis 142 of the wheel 140 with internal teeth 141.
- the rolling elements 155 are guided during rolling over the outer surfaces 15Or and 140r of one of the end faces 180a of the bearing cage 180 and the guide surface formed on the wheel 140.
- a device which converts the planetary motion of the wheel 130 with external teeth 133 in a rotational movement of the output body 150, 150'.
- This device consists of three cylindrical bodies 134, the shape of cylindrical pins, which are arranged distributed on the end face of the output body 150, 150 ' adjacent wheel 130 uniformly over its circumference.
- the cylindrical ones Body 134 are oriented in the direction of the axis 142 of the wheel 140 with internal teeth 141 and fixedly connected to the wheel 130 with external teeth 133.
- the cylindrical bodies 134 are rotatably mounted in the organs 170, which in turn are rotatably mounted in the off-center openings 154 of the output body 150, 150 ' .
- the body 170 is in the form of a ring with a cylindrical inner 171 and a cylindrical outer surface 172, wherein the axis of the cylindrical inner surface 171 is offset against the axis of the cylindrical outer surface 172 by a distance e.
- a distance axis of the cylindrical body 134 from the axis 154a of the off-center opening 154 of the output body 150, 150 ' is also e.
- the rotatable mounting of the member 170 in the off-center opening 154 of the output body 150, 150 ' is designed as a rolling bearing mounted in a bearing cage rolling elements 173.
- the rotational mounting of the cylindrical body 134 in the member 170 is also carried out as a rolling bearing.
- mounted in a bearing cage rolling elements 174 are provided.
- support surfaces 157 are formed, between which the wheels 130 are axially guided in their planetary motion composed of a superimposed rotary and eccentric movement.
- the support surfaces 157 simultaneously prevent axial displacement of the cylinder pin 141 b of the internal teeth 141.
- At least on one of the output body 150, 150 ' are on the outer end face threaded holes for mounting the gear on the object to be driven or on the frame of the device in which the transmission is installed executed.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200410062334 DE102004062334A1 (de) | 2004-12-20 | 2004-12-20 | Vorrichtung mit mindestens zwei miteinander betriebsgemäß verbindbaren Teilen |
PCT/EP2005/013549 WO2006066807A1 (de) | 2004-12-20 | 2005-12-16 | Vorrichtung mit mindestens zwei miteinander betriebsgemäss verbindbaren teilen |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1831589A1 true EP1831589A1 (de) | 2007-09-12 |
Family
ID=36084315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05823164A Withdrawn EP1831589A1 (de) | 2004-12-20 | 2005-12-16 | Vorrichtung mit mindestens zwei miteinander betriebsgemäss verbindbaren teilen |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1831589A1 (de) |
DE (1) | DE102004062334A1 (de) |
WO (1) | WO2006066807A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008036743A1 (de) * | 2008-08-07 | 2010-02-11 | Spinea S.R.O. | Getriebe mit Slots |
CN102392880A (zh) * | 2011-07-15 | 2012-03-28 | 南通振康机械有限公司 | 采用锥齿轮行星减速机构的rv减速器 |
JP5844628B2 (ja) * | 2011-12-07 | 2016-01-20 | 住友重機械工業株式会社 | 遊星歯車装置および遊星歯車装置の製造方法 |
EP2784347A1 (de) * | 2013-03-25 | 2014-10-01 | Spinea s.r.o. | Getriebe |
DE102013102996A1 (de) * | 2013-03-25 | 2014-09-25 | Spinea S.R.O. | Getriebe |
MX2017012765A (es) * | 2015-05-20 | 2018-07-06 | Univ South China Tech | Procedimiento y dispossitivo de transmision para producir coaxialmente rotacion y revolucion. |
EP3483473A1 (de) * | 2017-11-14 | 2019-05-15 | Kimex Group s.r.o. | Getriebe |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR850296A (fr) * | 1939-02-14 | 1939-12-12 | Freudenberg Carl | Assemblage d'arbres |
DE1193377B (de) * | 1961-02-24 | 1965-05-20 | Fichtel & Sachs Ag | Planetenradtraeger fuer Mehrgang-Getriebenaben von Fahrraedern od. dgl. |
DE2335097A1 (de) * | 1972-07-12 | 1974-01-31 | Rolls Royce 1971 Ltd | Kupplung |
DE2715639C2 (de) * | 1977-04-07 | 1979-06-07 | Gelenkwellenbau Gmbh, 4300 Essen | Gelenkwelle |
US4159657A (en) * | 1978-03-06 | 1979-07-03 | Clark Equipment Company | Planetary outer end |
EP0127880B1 (de) * | 1983-05-31 | 1988-01-07 | Hitachi, Ltd. | Anlasser mit Untersetzungsgetriebe |
DE3507232A1 (de) * | 1985-03-01 | 1986-09-04 | O & K Orenstein & Koppel Ag, 1000 Berlin | Radnabenantrieb mit planetengetriebe |
US4656890A (en) * | 1985-12-19 | 1987-04-14 | Dresser Industries, Inc. | Coupling for a planetary ring gear |
US5908372A (en) * | 1994-02-14 | 1999-06-01 | Spinea S.R.O. | Gear system |
US6155742A (en) * | 1999-03-17 | 2000-12-05 | Precision Mechinery Research & Development Center | Coupling mechanism for interconnecting a rotatable connecting end of a support on a broaching machine and a bit holder |
ITPD20010123A1 (it) * | 2001-05-29 | 2002-11-29 | Zf Padova Spa | Portatreno per trasmissione cinematica pseudo-planetaria |
-
2004
- 2004-12-20 DE DE200410062334 patent/DE102004062334A1/de not_active Withdrawn
-
2005
- 2005-12-16 EP EP05823164A patent/EP1831589A1/de not_active Withdrawn
- 2005-12-16 WO PCT/EP2005/013549 patent/WO2006066807A1/de active Application Filing
Non-Patent Citations (1)
Title |
---|
See references of WO2006066807A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE102004062334A1 (de) | 2006-07-06 |
WO2006066807A1 (de) | 2006-06-29 |
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Legal Events
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