CN106461011A

CN106461011A - Clutch disk comprising a centrifugal pendulum

Info

Publication number: CN106461011A
Application number: CN201580032128.9A
Authority: CN
Inventors: A·鲁施
Original assignee: Schaeffler Technologies AG and Co KG
Current assignee: Schaeffler Technologies AG and Co KG
Priority date: 2014-06-18
Filing date: 2015-05-12
Publication date: 2017-02-22
Anticipated expiration: 2035-05-12
Also published as: EP3158222A1; KR102460355B1; DE112015002864A5; WO2015192837A1; CN106461011B; KR20170019453A; DE102014211723A1

Abstract

The invention relates to a clutch disk comprising an input piece which is arranged to be rotatable about an axis of rotation (d) and supports friction linings radially on the outside, and an output piece which is in the form of a hub connected to a transmission input shaft for conjoint rotation therewith, and, optionally, a torsional vibration damper which is arranged radially within the friction linings so as to be effective between the input piece and the output piece in the circumferential direction, and a centrifugal pendulum (1) which comprises a support (2) connected to the hub for conjoint rotation therewith and pendulums (9, 10) that are distributed along the circumference of the support (2) and are suspended thereon so as to oscillate within a centrifugal field of the rotating clutch disk. In order to be able to design the centrifugal pendulum (1) in such a way that same does not create any dynamic loads on the transmission input shaft on at least two orders of oscillation, at least two groups (7, 8) of pendulums are provided, and said at least two groups (7, 8) are alternatingly distributed along the circumference, are adjusted to different orders of oscillation, and each comprise pendulums (9, 10) that are arranged in such a way as to be rotationally symmetrical to the axis of rotation (d).

Description

There is the clutch disk of centrifugal force pendulum

Technical field

The present invention relates to a kind of clutch disk, described clutch disk has input component, output and twisting vibration if desired Shock absorber and centrifugal force pendulum, described input component is at radially outer carrying friction facing and with rotatable around rotation Mode is arranged, described output be configured to transmission input shaft by rotate sealed in the way of the hub that is connected, described twisting vibration Work between input component and output and be radially disposed inside friction facing in shock absorber circumferentially direction, described Centrifugal force pendulum has support and pendulum, and described support is connected with described hub anti-torsion ground, and described pendulum is on the bracket in the circumferential Distribution, and swingingly suspend in the centrifugal force field of the clutch disk rotating.

Background technology

By the known a kind of clutch disk with centrifugal force pendulum of WO2012/079557 A1, in the situation of this centrifugal force pendulum Under, three pendulum being distributed in the circumferential on flange bracket suspensions in the centrifugal force field of the clutch disk rotating.Flange bracket Being received on clutch hub, and putting and be received on flange bracket by roller, wherein, roller is worn respectively complimentary to one anotherly Cross and be arranged on the otch in flange bracket and pendulum, there is roller track, and roll in described roller track.It is consequently formed Rotating speed adapter type whirling vibration buffer, described whirling vibration buffer is according to discrete vibration rank, for example according to having four The vibration rank of the Diesel engine of cylinder coordinate.Here, torsional vibration damper is on the full rotary speed area of Diesel engine Work.Additionally, it is provided with between input component and output there is the torsional vibration damper of spring assembly, described spring Device has the helical spring working between input component and output in circumferentially direction and for subtracting twisting vibration The rubbing device shaking.But, in the case of corresponding cylinder component, cylinder and like at internal combustion engine are likely to occur part and close In the case of stopping, can there is partial vibration by remnants.

Content of the invention

Therefore, the task of the present invention is：Advise a kind of have centrifugal force pendulum, adapt to internal combustion engine in an improved way and shake The clutch disk of dynamic behavior.

This task is solved by the theme of claim 1.Enumerate the having of theme of claim 1 by dependent claims Profit embodiment.

Proposed clutch disk is around rotation, for example around I. C. engine crankshaft rotation arrangement, and receives In friction clutch, described clutch disk comprises input component, and described input component has the friction facing arranged at radially outer. Output is configured to hub, and for example by interior teeth portion and driven shaft, such as transmission input shaft by rotate sealed in the way of even Connect.In the simplest situations, input component and output can connect on anti-torsion ground each other.Advantageously, input component and output energy Torsionally constructing relative to each other limitedly, wherein, torsional vibration damper acts as land used and is arranged between input component and output. To this end, input component and output can have be radially disposed accordingly, the disk component with window, spiral compression spring connects It is received in described window, and mutual compression in the case of the disk component relative torsion of input side and outlet side.Rubbing device Can work with regard at least a portion of the windup-degree between input component and output.

Centrifugal force pendulum anti-torsion ground receives on clutch disk, and preferably anti-torsion ground receives axial at described clutch disk Inside installing space.This centrifugal force pendulum comprises support, and described support is connected with hub anti-torsion ground, for example engages, and axially Upper fixing, for example in the way of ca(u)lk.That be distributed in the circumferential, rotate clutch disk centrifugal force field in swingingly suspend Pendulum be received on support.In the case of the rotation inhomogeneities of the clutch disk rotating, pendulum is put on rail from balance at it Position is accelerated, and from support, receives energy with acceleration direction relatively, or described energy is exported on support, make Obtain support and the parts hence around rotation arrangement are steady with regard to rotation inhomogeneities.Here, provided is centrifugal Power pendulum comprises the pendulum group that at least two has pendulum.Here, the pendulum in a pendulum group constructs in the same manner.Pendulum group is evenly distributed in week Upwards.In other words, the pendulum of each pendulum group is evenly distributed in circumference, and is therefore symmetrically distributed, and each The pendulum of pendulum group is distributed in the circumferential.Here, at least two pendulum group coordinates according to different vibration rank so that internal combustion engine is many The rotation inhomogeneities on individual vibration rank can be buffered in the way of rotating speed adaptation by centrifugal force pendulum clutch disk, unique.

An Advantageous embodiments according to the clutch disk with centrifugal force pendulum, assists according to two different vibration rank Two the pendulum groups adjusted are respectively arranged with and are being diametrically opposed to one another the pendulum arranged with putting.Here, two pendulum of each pendulum group, i.e. four pendulum It is alternately arranged in the circumferential.It being understood that in other examples, such as one pendulum group can have four pendulum, and Another pendulum group can have two or four pendulum.If additionally, load be respectively provided with two be diametrically opposed to one another that put, in week Four pendulum groups of the pendulum being upwards alternately arranged, then centrifugal force pendulum for example can coordinate according to four vibration rank.Additionally, be provided with Three the pendulum groups coordinating according to three different vibration rank, wherein, two exist being diametrically opposed to one another the pendulum arranged with putting respectively It is alternately arranged on Zhou Xiang.Additionally, such as two pendulum groups are respectively arranged with three under the interval of 120 ° around rotation cloth The pendulum put, wherein, totally six pendulum of two pendulum groups replace rotation in the circumferential.If the quantity according to pendulum and the vibration rank of appearance It is favourable, it becomes possible to other pendulum groups being respectively provided with two or three pendulum symmetrically arranged are set.

Preferably, realizing putting the swing reception relative to support by roller, wherein, a roller passes through in pendulum respectively And support in otch, and in the tracks in being arranged at otch, as in roller track roll.In centrifugal force field That determine statically, can be obtained relative to the acceptance division of the pendulum of support, its mode is, this support by two centre receive pendulum Disk component formed.Here, each disk component has the otch with roller track accordingly, and pendulum has and this is complementary , with the otch of roller track for receiving each roller.Here, two disk components or only one disk component and hub Engage and wedging in the axial direction in the way of torsion is sealed, or be permanently connected in other manners.In only one dish portion In the case of part and hub fastening, another disk component is for example connected by rivet with the disk component that this has fastened.

In order to for example improve the quality of swing, support is alternately formed by the pendulum flange receiving pendulum element in both sides.? This, pendulum flange has otch and a roller track, and puts element and have the respective cut for receiving each roller and roller Track.Here, pendulum element opposite in the axial direction forms a pendulum respectively, wherein, described pendulum element is spaced apart in the axial direction Ground connects by connecting element, is respectively used for guaranteeing that the described connecting element of pendular motion accordingly passes through the vacancy of pendulum flange and opens Mouthful.

Pendulum is for example so received on support by the construction of roller track so that described roller track preferably corresponds to double Pendulum that line ground suspends, that have the line arranged abreast or trapezoidally implements pendular motion.To this end, support and pendulum are respectively provided with two The pendulum track that individual circumferentially direction is spaced apart.At this preferably, roller track in the bracket is arcuately configured with relative to rotation The maximum position of shaft axis, and the roller track in pendulum is arcuately configured with the minimum position relative to rotation.For Uniform returning place force in centrifugal force field for the pendulum is set, roller track preferably with regard to described roller track, in both sides from its institute State maximum position and trend that minimum position starts constructs symmetrically relative to rotation.

In order to pendulum group being coordinated according to the vibration rank arranging, pendulum the swinging of described pendulum, roller track shape, Roller, quality and profile aspect are adjusted setting.For example, the pendulum of a pendulum group can have identical quality, and described one The pendulum of individual pendulum group can have different quality relative to the pendulum of at least another pendulum group.Alternatively, or additionally, a pendulum group Pendulum can have identical outline, and, the pendulum of one pendulum group can have not relative to the pendulum of at least another pendulum group Same outline.Alternatively, or additionally, the pendulum rail of the pendulum of a pendulum group can be relative to the pendulum of at least pendulum of another pendulum group Rail is configured differently.

Brief description

It is more specifically explained in the present invention according to the embodiment shown in Fig. 1 to 7.Accompanying drawing illustrates：

Fig. 1 shows the stereogram of the centrifugal force pendulum of clutch disk,

Fig. 2 illustrates the centrifugal force pendulum of Fig. 1 with cut-away section,

Fig. 3 shows the centrifugal force pendulum of Fig. 2 with the section along hatching A-A,

Fig. 4 shows the section of the centrifugal force pendulum passing through Fig. 2 along hatching B-B,

Fig. 5 shows details X of the centrifugal force pendulum of Fig. 3 with section,

Fig. 6 shows the view of the centrifugal force pendulum of the Fig. 1 in the case of pendulum of backstop along clockwise direction, and

Fig. 7 shows the view of the centrifugal force pendulum of the Fig. 1 in the case of pendulum of backstop in the counterclockwise direction.

Detailed description of the invention

The centrifugal force pendulum 1 that Fig. 1 is received on the hub of unshowned clutch disk with stereogram with showing anti-torsion.From Remaining construction of clutch dish is it is known that and can for example learn from the prior art quoted.Centrifugal force pendulum 1 comprises by two preferably It is configured to the disk component support 2 that the 3rd, 4 are formed of same pieces.By disk component the 3rd, 4 interior teeth portion 5, by centrifugal force pendulum 1 anti-torsion Ground receives on hub, and is for example received centrifugal force pendulum 1 regularly by ca(u)lk structure (Verstemmung) in the axial direction. Disk component in inner radial against each other, and is widened in the axial direction at radially outer, and by interval pin 6 in the axial direction It is connected with each other with separating spacing.In the axial direction, between two disk components the 3rd, 4, receive two pendulum groups the 7th, 8.Two pendulum groups the 7th, 8 Pendulum the 9th, 10 respectively arrangements diametrically opposed to each other, and be alternately arranged in the circumferential.

The 11st, the pendulum pendulum support that circumferentially direction is spaced apart by two respectively 12 receives on disk component the 3rd, 4.To this end, Disk component the 3rd, 4 are arranged just like otch, there is arch roller track the 17th, the 18th, the 19th, the notch of 20 the 13rd, the 14th, the 15th, 16.Roller The 19th, the 18th, the 17th, track 20 open to inner radial.That cannot accurately see clearly in this illustration, there is the rolling opened to radially outer Sub-track and notch the 13rd, the 14th, the 15th, the notch of 16 complementations be arranged on pendulum the 9th, in 10.The 21st, roller 22 rolls in roller track, And under the centrifugal forces affect of the support 2 rotating, form pendulum the 9th, the 10 swing suspension on support 2.

The 7th, pendulum group 8 coordinates according to different vibration rank.To this end, the pendulum 9 of pendulum group 7 is provided with more than the pendulum 10 of pendulum group 8 The profile that big quality and circumferentially direction more expand, and swing on more smooth pendulum rail, say, that bigger having More putting on of pivot angle swings on radius.In the embodiment shown, two pendulum groups the 7th, 8 roller the 21st, 22 roller diameter identical.? In illustrated embodiment, pendulum group 7 designs according to vibration rank " 1.5 ", and pendulum group 8 designs according to vibration rank " 3 ".In order to make to prop up The quality of frame 2 minimizes, and if desired in order to realize that passing through on clutch disk is joined when assembling or under analogue Closing, the 3rd, disk component 4 has notch the 31st, the 32nd, the 33rd, 34.

Fig. 2 illustrates can rotate, the centrifugal force pendulum 1 in Fig. 1, this centrifugal force around rotation d with cut-away section Pendulum have in balance position state be arranged in disk component the 3rd, 4 roller track the 17th, the 18th, the 19th, 20 maximum position Max on and be arranged in Pendulum the 9th, 10 notch the 23rd, the 24th, the 25th, the roller track of 26 the 27th, the 28th, the 29th, 30 minimum position Min on roller the 21st, 22.In order to Construct symmetrically under the effect of centrifugal force pendulum the 9th, 10 returning place force, disk component the 3rd, 4 roller track the 17th, the 18th, the 19th, 20 and pendulum the 9th, 10 Roller track the 27th, the 28th, the 29th, 30 be respectively relative to its maximum position Max minimum position Min in other words and construct symmetrically.

Fig. 3 shows the centrifugal force pendulum 1 of Fig. 2 with the vertical section along hatching A-A.Except two disk components the 3rd, 4 and pendulum 9 Unique visible pendulum beyond, moreover it is possible to be clearly seen in the axial direction at interval connect disk component the 3rd, 4 interval pin 6.Additionally, Can be clearly seen the support ring 35 being preferably made up of synthetic material such as elastomer, described support ring forms backstop buffer, institute State backstop buffer in the case of having centrifugal force pendulum 1 rotation arranged above and from pendulum support the 11st, 12 (Fig. 1) pendulum falling in, and thus avoid pendulum and disk component the 3rd, between 4 hard, form noise, intermetallic collision.

Fig. 4, to show pendulum support 11 along the sectional illustrations of the hatching B-B of Fig. 2, has two in this figure The 4th, the 3rd, disk component put 9 and roller 21.Roller 21 stairstepping ground construction, and therefore in the axial direction in the way of reliable and positioning Receive dish the 3rd, 4 notch 13 in, and pass through pendulum 9 notch 24.Under the influence of centrifugal force, in roller track the 18th, 28 Construct the Structure deformation the 3rd, the 4th, putting between 9 and roller 21 at disk component.

Fig. 5 shows details X of Fig. 3, this figure has be arranged in disk component the 3rd, between 4, for the form with riveting In the axial direction at interval connect disk component the 3rd, 4 stairstepping interval pin 6.

Fig. 6 and 7 show in fragmentary cross-sectional view in other words in the view pendulum the 9th, 10 be in backstop in disk component the 3rd, 4 only Gear put in centrifugal force pendulum 1.The 21st, stop dog position 22 is determined by roller, described roller respectively backstop in disk component the 3rd, 4 roller Track the 13rd, the 14th, the 15th, 16 peripheral side wall on and backstop in pendulum the 9th, 10 roller track the 23rd, the 24th, the 25th, 26 the wall of peripheral side On.Here, Fig. 6 show along clockwise direction, on disk component the 3rd, 4 by the pendulum of stopper section gauge the 9th, 10.Here, Fig. 7 shows Gone out in the counterclockwise direction, on disk component the 3rd, 4 by the pendulum of stopper section gauge the 9th, 10.

Reference numerals list

1 centrifugal force pendulum

2 supports

3 disk components

4 disk components

Teeth portion in 5

6 interval pins

7 pendulum groups

8 pendulum groups

9 pendulum

10 pendulum

11 pendulum supports

12 pendulum supports

13 notches

14 notches

15 notches

16 notches

17 roller track

18 roller track

19 roller track

20 roller track

21 rollers

22 rollers

23 notches

24 notches

25 notches

26 notches

27 roller track

28 roller track

29 roller track

30 roller track

31 notches

32 notches

33 notches

34 notches

35 support rings

A-A hatching

B-B hatching

D rotation

X details

Claims

1. clutch disk, described clutch disk has：Input component, described input component carries friction facing at radially outer, and It is rotatably arranged around rotation (d)；Output, described output is configured to sealed to reverse with transmission input shaft The hub that mode connects；Torsional vibration damper if desired, described torsional vibration damper circumferentially direction is in input component and output Work between part, and be radially disposed inside friction facing；And centrifugal force pendulum (1), described centrifugal force pendulum has Support (2) and pendulum (the 9th, 10), be connected described support and described hub anti-torsion, described puts on described support (2) in the circumferential Distribution, and swingingly suspend in the centrifugal force field of the clutch disk rotating, it is characterised in that it is alternately distributed in the circumferential , be provided with according at least two pendulum group (the 7th, 8) that coordinates of difference vibration rank rotate relative to described rotation (d) right Claim the pendulum (the 9th, 10) that ground is arranged.

2. clutch disk according to claim 1, it is characterised in that two coordinating according to two different vibration rank Pendulum group (the 7th, 8) is respectively arranged with and is being diametrically opposed to one another the pendulum (the 9th, 10) arranged with putting.

3. clutch disk according to claim 1, it is characterised in that three coordinating according to three different vibration rank Pendulum group is respectively arranged with two and is being diametrically opposed to one another the pendulum arranged with putting.

4. the clutch disk according to according to any one of Claim 1-3, it is characterised in that described support (2) by two in Between receive described pendulum (the 9th, 10), the disk component (the 3rd, 4) with roller track (the 17th, the 18th, the 19th, 20) formed, described roller rail Road (the 17th, the 18th, the 19th, 20) is in described roller track (the 17th, the 18th, the 19th, 20) and described pendulum (the 9th, 10) and described roller track (the 17th, the 18th, the 19th, 20) complementary roller track (the 27th, the 28th, the 29th, 30) the upper roller (the 21st, 22) rolling.

5. the clutch disk according to according to any one of Claim 1-3, it is characterised in that described support by one in both sides Receive pendulum element, the pendulum flange with roller track formed, described roller track is in described roller track and described Pendulum element and the roller that rolls in roller track that described roller track is complementary, wherein, pendulum element opposite in the axial direction It is connected with one another respectively and is formed a pendulum.

6. the clutch disk according to according to any one of claim 1 to 5, it is characterised in that described support (2) and described pendulum (the 9th, 10) are respectively provided with two roller track that circumferentially direction is spaced apart (the 17th, the 18th, the 19th, the 20th, the 27th, the 28th, the 29th, 30).

7. the clutch disk according to according to any one of claim 4 to 6, it is characterised in that the roller in described support (2) Track (the 17th, the 18th, the 19th, 20) is arcuately configured with the maximum position (Max) relative to described rotation (d), and described Roller track (the 27th, the 28th, the 29th, 30) in pendulum (the 9th, 10) is arcuately configured with the minimum position relative to described rotation (d) (Min), and with regard to described roller track (the 17th, the 18th, the 19th, 20) and roller track (the 27th, the 28th, the 29th, 30), on both sides from it The trend that described maximum position (Max) and minimum position (Min) start constructs symmetrically relative to described rotation (d).

8. the clutch disk according to according to any one of claim 1 to 7, it is characterised in that pendulum (9) tool of a pendulum group (7) There is identical quality, and, the pendulum (9) of one pendulum group (7) has not relative to the pendulum (10) of at least another pendulum group (8) Same quality.

9. the clutch disk according to according to any one of claim 1 to 8, it is characterised in that pendulum (9) tool of a pendulum group (7) There is identical outline, and, the pendulum (9) of one pendulum group (7) has relative to the pendulum (10) of at least another pendulum group (8) Different outlines.

10. the clutch disk according to according to any one of claim 1 to 9, it is characterised in that the pendulum (9) of a pendulum group (7) Roller track (the 17th, the 18th, the 27th, 28) relative to the pendulum (10) of at least another pendulum group (8) roller track (the 19th, the 20th, the 29th, 30) no Construct together.