CN103180635A - Centrifugal pendulum device - Google Patents

Centrifugal pendulum device Download PDF

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Publication number
CN103180635A
CN103180635A CN2011800402377A CN201180040237A CN103180635A CN 103180635 A CN103180635 A CN 103180635A CN 2011800402377 A CN2011800402377 A CN 2011800402377A CN 201180040237 A CN201180040237 A CN 201180040237A CN 103180635 A CN103180635 A CN 103180635A
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CN
China
Prior art keywords
pendulum mass
internal surface
described
axial
pendulum
Prior art date
Application number
CN2011800402377A
Other languages
Chinese (zh)
Other versions
CN103180635B (en
Inventor
F·巴拉尔
D·施纳德尔巴赫
Original Assignee
舍弗勒技术股份两合公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to DE102010034808.2 priority Critical
Priority to DE102010034808 priority
Application filed by 舍弗勒技术股份两合公司 filed Critical 舍弗勒技术股份两合公司
Priority to PCT/DE2011/001057 priority patent/WO2012062239A1/en
Publication of CN103180635A publication Critical patent/CN103180635A/en
Application granted granted Critical
Publication of CN103180635B publication Critical patent/CN103180635B/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/14Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
    • F16F15/1407Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
    • F16F15/145Masses mounted with play with respect to driving means thus enabling free movement over a limited range

Abstract

The invention relates to a centrifugal pendulum mechanism (10), comprising pendulum masses (18), which are arranged axially on both sides of a pendulum mass carrier (12) that can be rotated about a rotational axis (100) and which form a pendulum mass pair, wherein the pendulum masses are fastened to each other with the aid of at least one fastening element (20) that reaches through an opening (22) in the pendulum mass carrier (12) in order to form the pendulum mass pair and wherein the pendulum mass pair can be pivoted to a limited extent relative to the pendulum mass carrier with the aid of at least one rolling element (24) that rolls at an outer surface (30) along an inner surface (32) of a track (26) formed in the pendulum mass carrier and wherein a first axial point (34) and a second axial point (36) lie on the inner surface (32); at a first circumferential position along the axial extent of the inner surface and wherein the first and second axial points are radially spaced from each other in order to form an axial course of the inner surface and wherein the outer surface of the rolling element has at least two different diameters (48, 50) axially spaced from each other on a section (46) that axially covers the inner surface of the track.

Description

The centrifugal force pendulum device

Technical field

The present invention relates to have the centrifugal force pendulum device of preamble feature according to claim 1.

Background technique

Patent documentation DE 10 2,006 028 556 A1 are a kind of torsional vibration damper that arranges in automotive transmission of knowing.This torsional vibration damper realized by driving side for example the moment of torsion that produces of internal-combustion engine to for example transmission of gearbox of outlet side, in addition to as can carry out vibration reduction and cushioning by the torsional vibration that internal-combustion engine causes.For this reason, torsional vibration damper has driving component and through the driven member of at least one energy-storage travelling wave tube effect with respect to the limited swing of this driving component.

Further, torsional vibration damper comprises the centrifugal force pendulum device, is used for further vibration reduction and cushioning and/or eliminates the interior torsional vibration of power train.This centrifugal force pendulum device comprises the pendulum mass pair of rotatable pendulum mass support around the shaft and at least one its upper setting herein, this pendulum mass forms axially being positioned at the opposed pendulum mass in pendulum mass support both sides by two, and this pendulum mass utilization is connected to each other by the fixed element that the otch in the pendulum mass support stretches into.

This pendulum mass can limitedly swing being positioned at above-mentioned pendulum mass support two, opposite rolling element.To this, this rolling element has an outer surface, and the internal surface of the track that this outer surface can be constructed on the pendulum mass support rolls, this rolling element limited swing of pendulum mass support relatively thus.This internal surface extends axially along it and is configured to straightly, and this means along extending axially of this internal surface has the first axial point and the second axial point on this rolling surface, and this first and second axial point is identical to the radial distance of rotating shaft.Can move axially rolling element in the track of pendulum mass support in this case.

Summary of the invention

Task of the present invention is, the guiding of the pendulum mass on the pendulum mass support is controlled improved, and especially improves axially directed.

According to the present invention, above-mentioned task can be realized by the centrifugal force pendulum device of the feature with claim 1.

correspondingly, a kind of centrifugal force pendulum device is proposed, it has on the pendulum mass support that can rotate around the shaft that axial both sides arrange and forms the right pendulum mass of pendulum mass, wherein, pendulum mass utilizes at least one fixed element that passes the otch in the pendulum mass support fixing to form pendulum mass pair to each other, and wherein pendulum mass is to utilizing at least one rolling element that can be rolled along the internal surface of the track of constructing in the pendulum mass support by outer surface with respect to the limited swing of pendulum mass support, wherein the first axial point and the second axial point have been extended axially along this internal surface on the first circumferential position.The first and second axial point are axially walked spaced radial certain distance towards each other for what consist of this internal surface herein, and wherein the outer surface of rolling element has the diameter of two differences and certain distance axially spaced apart from each other at least on the section of the internal surface that axially covers track.Can realize thus rolling element axially directed control in orbit, especially guarantee axial locking.

Preferably, this centrifugal force pendulum device can be arranged on torsional vibration damper and/or dual mass flywheel and/or within being arranged on the hydraulic torque transducer.Favourable mode is herein, and this rolling element is configured to rolling element or rolling bearing.This rolling element can also be configured to the ladder pin.

In a preferred implementation of the present invention, the axial trend of rolling element outer surface is configured to wedge shape, spherical, triangle or rectangle.Also can in this outer surface, step be set.

In the favourable mode of execution of the present invention, this axially trend be continuous and/or discontinuous between the first and second axial point.Step, groove or similar structure can be set herein in internal surface.The axial trend of internal surface also can be configured to L shaped and/or continuous curved surface.

In the present invention further constructs, this internal surface has the 3rd axial point along extending axially of internal surface on the first circumferential position, wherein the 3rd axial point has a radial spacing to the second axial point, and wherein the second axial point axially between the first axial point and the 3rd axial point.Favourable mode is that this internal surface is configured to spill or convex between the first and the 3rd axial point.This axial trend also can be for pointed and/or have a plurality of turning points and/or be configured as wavy.Can certainly be designed to the rectangle trend.

In the favourable structure of the present invention, this rolling element has the outer surface of complementally constructing with respect to the axial trend of internal surface.For example the axial trend of this internal surface can be configured to spill, and this outer surface can be configured to convex or spherical.

In the further mode of execution of the present invention, the axial trend of this internal surface consists of at the circumference range selector, this means through the part of internal surface at circumference to consist of.Preferably, the axial trend of this internal surface at circumference along being consisted of by the inswept internal surface of rolling element by rolling element rolling motion in orbit the centrifugal force pendulum device is in service.

In the present invention further in structure, the other track that complementally extends of structure and track in the pendulum mass support respectively in the right pendulum mass of pendulum mass, rolling element is received in this other track and can rolls in this other track.Rolling element preferably utilizes axial intermediate portion to be contained in the track of pendulum mass support herein, utilizes the axial perimeter of the both sides setting of intermediate portion to be contained in respectively in the track of pendulum mass, but and rolling motion.

Advantage of the present invention and favourable arrangement are illustrated by description and accompanying drawing, for clarity sake, have omitted proportional description in this is described.Without departing from the present invention, described feature is not only applicable to given combination, and is applicable to other combinations or can be suitable for separately.

Below with reference to accompanying drawing, the present invention is carried out detailed description.

Description of drawings

Fig. 1 is according to the side view of the centrifugal force pendulum device of prior art;

The three-dimensional viewgraph of cross-section of centrifugal force pendulum device one section in Fig. 2 Fig. 1;

The three-dimensional viewgraph of cross-section of centrifugal force pendulum device one section in the special mode of execution of Fig. 3 the present invention one;

The viewgraph of cross-section in centrifugal force pendulum device one cross section in Fig. 4 Fig. 3;

The viewgraph of cross-section of a section of centrifugal force pendulum device in another special mode of execution of Fig. 5 the present invention;

The viewgraph of cross-section of a section of centrifugal force pendulum device in another special mode of execution of Fig. 6 the present invention.

Embodiment

Fig. 1 illustrates centrifugal force pendulum device 10 according to prior art with side view.This centrifugal force pendulum device 10 comprises the pendulum mass support 12 of 100 rotations around the shaft, and it is at inner radial region division spring window 14, with accommodating energy-storage travelling wave tube, for example helical spring.The damping assembly of this energy-storage travelling wave tube and pendulum mass support 12 and the torsional vibration damper that herein do not illustrate effectively links together, to realize that damping assembly is with respect to 12 twist motions of pendulum mass support under the effect of this energy-storage travelling wave tube.

Driven wheel hub 16, especially riveting are upwards fixed in the footpath on pendulum mass support 12 in spring window 14, wherein driven wheel hub 16 through toothing 18 and transmission input shaft anti-torsion link together.

Radially outer arranges four pendulum masses 18 on pendulum mass support 12, they are connected to each other with do not illustrate axial opposed herein and in the pendulum mass of the another side of pendulum mass support 12 setting, forms respectively four pendulum masses pair.Above-mentioned connection is to utilize each pendulum mass three right fixed elements 20 are realized, wherein fixed element 20 is fixedly connected with pendulum mass 18, and passes the otch 22 in pendulum mass support 12.Otch 22 formation herein are as follows, and pendulum mass 18 can be carried out deflection along swinging track with respect to pendulum mass support 12.Especially otch 22 is configured to kidney shape.

Pendulum mass 18 can realize by rolling element 24 and the track 26,28 of correspondingly constructing on pendulum mass support 12 and pendulum mass 18 with respect to the true rotation campaign of pendulum mass support 12.Each pendulum mass to two rolling elements 24 are set, is for example rolling element thus, is especially the ladder pin at each track 26,28 places.Right pendulum mass 18 the above track 28 of pendulum mass be configured to pendulum mass support 12 on track 26 complementary mutually.Especially the track 26 on pendulum mass support 12 is bent into the kidney shape, and the track 28 on pendulum mass 18 is crooked in the opposite direction.

Fig. 2 shows the elevation cross-sectional view in centrifugal force pendulum device 10 1 cross sections in Fig. 1.Rolling element 24 respectively has outer surface 30, utilizes outer surface 30 rolling elements 24 to roll on pendulum mass support 12 along the internal surface 32 of track 26.This internal surface 32 extends axially along it and is configured to flatly about axial direction 102, this means that the first axial point 34 and the second axial point 36 have same radial about radial direction 104 from rotating shaft 100 on internal surface along the extending axially of internal surface 32.

Fig. 3 shows the elevation cross-sectional view in a cross section of the centrifugal force pendulum device 10 of the special mode of execution of the present invention.Rolling element 24 preferable configuration are rolling element, are especially the ladder pin, and the axial intermediate portion 38 that it axially covers the track 26 of pendulum mass support 12 has than the two axial perimeters 40 of adjoining, 42 larger diameters.Two axial perimeters 40 can rolling on the track 28 of the right pendulum mass 18 of pendulum mass, 42 side face 42 are configured to cylindrical.

Fig. 4 shows in Fig. 3 centrifugal force pendulum device 10 with the cross section in cross section.Herein, rolling element 24 in axial direction 102 has the first axial point 34 and the second axial point 36 at the circumferential position that consists of the circumferential internal surface 32 of track, wherein the second axial point 36 and the first axial point 34 axially spaced-apart certain distances.Be the axial trend of structure internal surface 32, the first and second axial point 34,36 are also about radially spaced apart each other on the radial direction 104 of rolling element.The axial trend of internal surface 32 is configured to Curved Continuous between the first and second axial point 34,36 curved.Further, internal surface 32 has the 3rd axial point 44 along extending axially of internal surface 32 on the axial position under the first and second axial point 34,36, wherein the 3rd axial point 44 and the second axial point 36 have radial distance, and especially fish the first axial point 34 has identical radial distance.The second axial point 36 is axially between the first axial point 34 and the 3rd axial point 44.Internal surface 32 is configured to spill on the whole between the first and the 3rd axial point 34,44.

Move towards complementary with the axial of internal surface 32, the outer surface 30 of rolling element 34 is configured to, and it comprises two different and diameters 48 certain distance axially spaced apart from each other, 50 at least on the part 46 of the internal surface 32 that axially covers track 26.Mid diameter 50 is larger than axially outside diameters 48 herein, and outer surface 30 is configured to spherical on the whole and axially walk inside face for the spill of the internal surface 32 that is embedded in guide rail 26.Can realize thus the axially directed control that rolling element 24 can be in guide rail 26, especially guarantee axial locking.

The axial trend of internal surface 32 consists of at the circumference range selector herein, especially through internal surface 32 on the circumference part, it covers on track 26 at centrifugal swing device 10 rolling motion by rolling element 24 in service.

Fig. 5 shows the viewgraph of cross-section of a section of centrifugal force pendulum device 10 in another special mode of execution of the present invention.The axial trend of the outer surface 30 of rolling element 24 has two flex points 52 in the part of the track that is covering pendulum mass support 12 on circumferential position herein, and wherein internal surface 32 relative configurations of the track of pendulum mass support 12 are complementary, to hold rolling element 24.

Fig. 6 shows the viewgraph of cross-section of a section of centrifugal force pendulum device in another special mode of execution of the present invention.Be configured to triangle in the axial trend of outer surface 30 of this rolling element 24 and the trade shape of corresponding pendulum mass support 12, have flex point 52.

Reference numerals list

10 centrifugal force pendulum devices

12 pendulum mass supports

14 spring windows

16 driven wheel hubs

18 toothings

20 fixed elements

22 otch

24 rolling elements

26 tracks

28 tracks

30 outer surfaces

32 internal surfaces

34 first axial point

36 second axial point

38 sections

40 sections

42 sections

44 the 3rd axial point

46 sections

48 diameters

50 diameters

52 flex points

100 rotating shafts

102 axial directions

104 radial direction

Claims (8)

1. centrifugal force pendulum device (10), have and arrange in the pendulum mass support (12) of (100) around the shaft rotation upper axial both sides and consist of the right pendulum mass of pendulum mass (18), wherein, described pendulum mass (18) utilizes at least one fixed element (20) that passes the otch (22) in pendulum mass support (12) fixing to form pendulum mass pair to each other, and wherein, pendulum mass is to utilizing at least one rolling element (24) that can be rolled by the internal surface (32) of outer surface (30) edge track (26) of structure in pendulum mass support (12) with respect to the limited swing of pendulum mass support (12), wherein, along extending axially of described internal surface (32), the first axial point (34) and the second axial point (36) are being arranged in internal surface (32) on the first circumferential position, it is characterized in that, this first and second axial point (34, 36) the spaced radial certain distance each other for the axial trend that forms described internal surface (32), wherein, the outer surface (30) of rolling element (24) has the diameter (48 of two differences and certain distance axially spaced apart from each other at least at the section (46) of the internal surface that axially covers track (26) (32), 50).
2. centrifugal force pendulum device according to claim 1 (10), is characterized in that, described internal surface (32) axially trend is continuous and/or discontinuous between described the first and second axial point (34,36).
3. centrifugal force pendulum device according to claim 1 and 2 (10), it is characterized in that, described internal surface (32) has the 3rd axial point (44) along extending axially of described internal surface (32) on the first circumferential position, the 3rd axial point (44) has a radial distance to the second axial point (36), wherein, this second axial point (36) axially is positioned between the first axial point (34) and the 3rd axial point (44).
4. centrifugal force pendulum device according to claim 4 (10), is characterized in that, described internal surface (32) is configured to spill or convex between the described first and the 3rd axial point (34,44).
5. according to claim 1-4 arbitrary described centrifugal force pendulum devices (10), is characterized in that, described rolling element (34) has the outer surface (30) of complementally constructing with the axial trend of described internal surface (32).
6. according to claim 1-5 arbitrary described centrifugal force pendulum devices (10), is characterized in that, the axial trend of described internal surface (32) consists of at the circumference range selector.
7. centrifugal force pendulum device according to claim 6 (10), it is characterized in that, the axial trend of described internal surface (32) at circumference along being consisted of by the inswept internal surface (32) of described rolling element (24) by the rolling motion of described rolling element (24) on described track (26) this centrifugal force pendulum device (10) is in service.
8. according to claim 1-7 arbitrary described centrifugal force pendulum devices (10), it is characterized in that, construct respectively the other track (28) of complementally constructing with the track (26) in described pendulum mass support (12) in the right pendulum mass of described pendulum mass (18), described rolling element (24) is received in this other track (28) and can rolls in this other track (28).
CN201180040237.7A 2010-08-19 2011-05-11 Centrifugal pendulum device CN103180635B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102010034808.2 2010-08-19
DE102010034808 2010-08-19
PCT/DE2011/001057 WO2012062239A1 (en) 2010-08-19 2011-05-11 Centrifugal pendulum mechanism

Publications (2)

Publication Number Publication Date
CN103180635A true CN103180635A (en) 2013-06-26
CN103180635B CN103180635B (en) 2015-04-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201180040237.7A CN103180635B (en) 2010-08-19 2011-05-11 Centrifugal pendulum device

Country Status (3)

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CN (1) CN103180635B (en)
DE (3) DE202011004695U1 (en)
WO (1) WO2012062239A1 (en)

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Publication number Priority date Publication date Assignee Title
CN107208741A (en) * 2015-02-03 2017-09-26 舍弗勒技术股份两合公司 Centrifugal pendulum mechanism and torsional vibration damper

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FR2991739B1 (en) * 2012-06-12 2018-01-26 Valeo Embrayages Pendulum damping device with stabilized bearing element
CN105102855B (en) * 2013-02-12 2017-04-19 舍弗勒技术股份两合公司 Centrifugal force pendulum device
CN105452713B (en) * 2013-08-12 2018-05-29 舍弗勒技术股份两合公司 centrifugal force pendulum
DE102015209871A1 (en) 2014-05-30 2015-12-03 Schaeffler Technologies AG & Co. KG centrifugal pendulum
DE112017003407A5 (en) * 2016-07-05 2019-03-21 Schaeffler Technologies AG & Co. KG Pendulum roll for flying powder device
FR3067080A1 (en) * 2017-06-06 2018-12-07 Valeo Embrayages Pendular damping device

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Publication number Priority date Publication date Assignee Title
CN107208741A (en) * 2015-02-03 2017-09-26 舍弗勒技术股份两合公司 Centrifugal pendulum mechanism and torsional vibration damper
CN107208741B (en) * 2015-02-03 2019-05-28 舍弗勒技术股份两合公司 Centrifugal pendulum mechanism and torsional vibration damper

Also Published As

Publication number Publication date
DE202011004695U1 (en) 2011-09-26
WO2012062239A1 (en) 2012-05-18
DE112011102751B4 (en) 2019-02-21
DE112011102751A5 (en) 2013-07-04
DE102011101162A1 (en) 2012-02-23
CN103180635B (en) 2015-04-01

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