CN108368912A - centrifugal force pendulum - Google Patents
centrifugal force pendulum Download PDFInfo
- Publication number
- CN108368912A CN108368912A CN201680069677.8A CN201680069677A CN108368912A CN 108368912 A CN108368912 A CN 108368912A CN 201680069677 A CN201680069677 A CN 201680069677A CN 108368912 A CN108368912 A CN 108368912A
- Authority
- CN
- China
- Prior art keywords
- pendulum
- pendulum mass
- centrifugal force
- mass
- compression spring
- 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.)
- Granted
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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression 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
- F16F15/1407—Suppression 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
- F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
Abstract
The present invention relates to a kind of centrifugal force pendulums, it has the pendulum mass holder that can be arranged around the mode of rotation axis torsion and arranges with being distributed in circumferential direction and receive the pendulum mass (1) on the pendulum mass holder by means of the pendulum bearing of previously given pendulum rail, wherein, each two is disposed with helical compression spring (6) between adjacent pendulum mass (1) in end side respectively in circumferential direction.In order to protect the helical compression spring (6) to be damaged due to being contacted with the pendulum mass (1) and noise in order to prevent; notch (3) is provided in the end of the end side of the pendulum mass (1) respectively, the plastics cage (4) for receiving the end region (7) of the helical compression spring (6) prevents receiving with losing in the notch.
Description
Technical field
The present invention relates to a kind of centrifugal force pendulums, and with pendulum mass holder and pendulum mass, the pendulum mass holder can be around
The mode of rotation axis torsion arranges that the pendulum mass is distributed ground arrangement and in circumferential direction by means of previously given pendulum rail
Pendulum bearing receives on the pendulum mass holder, wherein each two is being held between adjacent pendulum mass respectively in circumferential direction
Side is disposed with helical compression spring.
Background technology
From the driving system of motor vehicle fully known centrifugal force pendulum.Herein, bent axle, the speed changer of such as internal combustion engine are surrounded
Transmission input shaft or suchlike rotation axis torsionally receive pendulum mass holder.In week on pendulum mass holder
It is disposed with to distribution pendulum mass upwards, the pendulum mass is swung in the plane perpendicular to rotation axis relative to pendulum mass holder
Ground is hung.By the suspension of this swing, pendulum mass constitutes rotating speed adaptation in the centrifugal force field of the pendulum mass holder of rotation
Whirling vibration buffer, mode are that pendulum mass takes energy away simultaneously during torque peak by deflecting accordingly from driving system
And driving system supply energy is given in torque minimum.
Such as from WO2014/082629A1 it is known that in the axial direction constitute pendulum mass holder two sidepiece parts between pendulum
Quality can arrange with being distributed in the circumferential, wherein these pendulum masses by means of pendulum bearing rotation pendulum mass holder from
It is maintained in mental and physical efforts field on previously given pendulum rail.Especially during the starting/stopping of internal combustion engine, pendulum mass consumingly deflects
Or shifted to inner radial, to will appear impact noise.Therefore, from a kind of centrifugal force pendulum known to WO15/149789A1,
With the pendulum mass holder being made of center flange part, the pendulum mass holder has the pendulum mass for being arranged in both sides, wherein
It is disposed with helical compression spring in circumferential direction between adjacent pendulum mass in circumferential direction.In addition, from WO15/144169A1
Known a kind of centrifugal force pendulum, wherein two (pendulum mass is arranged in two and constitutes pendulum for adjacent pendulum mass in circumferential direction
Between the diskware of quality holder) between be disposed with helical compression spring.This kind of helical compression spring makes adjacent pendulum mass elasticity
Ground is spaced from each other spacing, to reduce or even pendulum mass be avoided mutually to collide.However, helical compression spring is in centrifugation masterpiece
Being accelerated to radially outer with lower so that the helical compression spring can bend and can stick in pendulum mass radially, from
And it generates noise and helical compression spring can be damaged.
From a kind of centrifugal force pendulum known to 2015/149789 A1 of WO, there is the pendulum mass holder for being configured to pendulum flange, institute
Stating pendulum mass holder, there is the pendulum mass for being arranged in both sides, the pendulum mass to have the spiral pressure mutually supported in circumferential direction
Power spring, wherein forbid the bending of helical compression spring by the hinge connection extended in helical compression spring.
Invention content
Task of the invention lies in advantageously extend this kind of centrifugal force pendulum.In particular, the object of the invention is in circumferential side
Adjacent pendulum mass prevents the bending of helical compression spring upwards in the case of not coupling.The task of the present invention also resides in, and proposes
A kind of centrifugal force pendulum simply and readily assembled.
The task is solved by the theme of claim 1.Its dependent claims provides the theme of claim 1 again
Advantageous embodiments.
The driving system for motor vehicle is especially arranged in the centrifugal pendulum mechanism proposed, and the driving system of the motor vehicle has band
The internal combustion engine of whirling vibration.Centrifugal force pendulum include it is being made of two diskwares or being constituted as pendulum flange, can be around rotation
The pendulum mass holder that the mode of axis torsion is arranged.Pendulum mass holder can be for example arranged on single mass flywheel, double quality fly
The primary part of wheel either in secondary part, on clutch disk, inside fluid torque-converter or except fluid torque-converter or it is all so
Class.Pendulum mass holder is distributed ground and receives pendulum mass in the circumferential, and the pendulum mass is received between two diskwares or two
Side is received in pendulum flange.Pendulum mass on diskware or in pendulum flange by means of pendulum bearing rotation pendulum mass holder
Centrifugal force field in be maintained on previously given pendulum rail.
Here, pendulum mass eccentrically, is swingingly suspended on by means of pendulum bearing on pendulum mass holder relative to rotation axis
And its operating position is occupied under the action of the centrifugal force, the operating position is inclined in the case where absorbing energy due to whirling vibration
It moves (verstimmen), to the effect buffered occur.Herein, pendulum bearing is by diskware or pendulum flange and in pendulum mass
In the guide rail that constructs complimentary to one anotherly constitute, rolling element (such as pendulum roller) rolls on the guide rail respectively.Here, balance staff
It holds and marks predetermined pendular motion, construct to the pendular motion arc-shaped or with almost various arbitrary shape designs, such as
Deviate relative to circular shape for for example the radius reduced can be equipped in end side so that pendulum mass can not possibly be at maximum vibration angle
Upper collision.Pendulum bearing is for example put by means of the notch in diskware or in pendulum flange and in pendulum mass, wherein in slot
It is provided with the guide rail correspondingly constructed in mouthful, overlaps the rolling element (such as pendulum roller or such) of the guide rail described
It is rolled on guide rail.
In the simplest case, guide rail may be constructed the unifilar suspension of the pendulum mass in string pendulum meaning, however be demonstrate,proved
It is bright advantageously, being constituted the bifilar suspension of pendulum mass by means of two pendulum bearings for separating spacing in circumferential direction.Herein,
It can be arranged corresponding to the pendular motion that cycloid is parallelly arranged.Preferably propose that a kind of correspond to arranges that the pendulum of cycloid is led trapezoidally
To device, wherein pendulum mass additionally implements rotation during pendular motion, so as to which additional inertia is arranged and thus sets
Set improved buffer action.
It is disposed with helical compression spring in end side respectively in adjacent pendulum mass in circumferential direction, big in pendulum mass is shaken
In the case of dynamic angle, the helical compression spring avoids the contact of the end side of pendulum mass adjacent in circumferential direction.Small
In the case of angle of throw, in order to avoid in high rotating speed and therefore big centrifugation force effect and pendulum mass in circumferential direction mutually every
Standard width of a room in an old-style house helical compression spring away from the case of bends and at the same time in order to avoid generation noise and damage helical compression spring
Ground is contacted with pendulum mass, and does not interfere the movement of pendulum mass substantially, and notch is arranged in the end of the end side of pendulum mass respectively,
The plastics cage for receiving the end region of helical compression spring prevents receiving with losing in the notch.Helical compression spring as a result,
End region be received reliably.Here, plastics cage prevents helical compression spring to be in direct contact with pendulum mass and thus prevent
Only generate noise and damage helical compression spring.
Plastics cage is received in order to anti-with losing, and the plastics cage, which can insert, to be clipped in pendulum mass or with its clamping lock one
It rises.
According to a kind of advantageous embodiment, the plastics cage have it is cylindrical, blind-hole type, sink to opening in notch
Mouthful, the end region of helical compression spring receives in said opening.In order to further fix plastics cage or in pendulum mass
Collision area is constructed on end side, plastics cage there can be the region that reclines on the end side for sticking on pendulum mass.
According to a kind of advantageous embodiment of centrifugal force pendulum, pendulum mass framework construction is pendulum flange, in the pendulum flange
On in both sides be disposed with pendulum mass, wherein pendulum mass opposite in the axial direction by means of the notch across pendulum flange connection
Device connects into pendulum mass unit, wherein arranges the helical compression spring between two adjacent in circumferential direction pendulum masses
It is arranged on the side of pendulum flange.
According to another Advantageous embodiments of centrifugal force pendulum, pendulum mass holder is by two diskware structures with receiving area
At on the receiving area, two diskwares are spaced from each other spacing in the axial direction, wherein pendulum mass is received in the reception
In region.
Here, plastics cage can in the axial direction widen relative to pendulum mass and make pendulum flange or sidepiece part in the axial direction
Spacing is separated with pendulum mass.For example, in the case where pendulum mass framework construction is pendulum flange, plastics cage can be axially in side
It is widened towards the direction of pendulum flange, pendulum flange is centrally positioned to the pendulum mass opposite in the axial direction of pendulum mass unit
On.In the case where pendulum mass holder is constructed in the form of two diskwares, plastics cage can be widened in both sides in the axial direction, to
Pendulum mass is centrally positioned between two diskwares.
Pendulum mass can be for example made of the board-like disk of multiple layerings, wherein at least one board-like disk being externally arranged
Between board-like disk have groove, that is to say, that relative to other board-like disk, at least have in the region of the end side of pendulum mass
There are smaller periphery or notch, to which plastics cage is sunk in the groove by means of lug boss and can constitute plug in folder when necessary
Connection or clamping lock connection.Alternatively, lug boss can be pressed into or clamp in a groove, and therefore plastics cage can be with
Connect to pendulum mass friction lock.
Description of the drawings
The present invention is explained in detail according to embodiment as shown in figs. 1 and 2.It is shown here：
Fig. 1 has the partial view of the pendulum mass of the centrifugal force pendulum of plastics cage,
With
The section of the pendulum mass of Fig. 2 Fig. 1.
Specific implementation mode
Fig. 1 shows pendulum mass 1 in the view.The general structure of centrifugal force pendulum can be learnt from the cited prior art.
Pendulum mass 1 be centrifugal force pendulum arrange with being distributed in the circumferential, the pendulum mass that constructs in the same manner.
There is pendulum mass 1 notch 3, plastics cage 4 to prevent being encased in the slot with losing in both sides on the end side of its peripheral side 2
In mouthful.There is plastics cage 4 cylindrical, blind-hole type opening 5, the end region 7 of helical compression spring 6 to be encased in the opening
In.Forbid helical compression spring 6 to be bent to radially outer as a result, while contacting pendulum mass 1.In circumferential direction relative to pendulum matter
Amount 1 is disposed adjacent to the other pendulum mass with same plastic cage.Plastics cage 4 have relative to opening 5 broadening, recline
The region 8 that reclines on end side 2, the region that reclines also serve as pendulum matter in the case where helical compression spring 6 fully compresses
The crusherbull zone part of amount 1 relative to each other.The board-like disk that pendulum mass 1 is layered by three is constituted, and the board-like disk is by means of 9 phase of rivet
Mutually riveting.Be arranged with separating spacing in circumferential direction the notch 15 in pendulum mass 1 receive respectively rolling element 16 (such as pendulum rolling
Son), the rolling element not only rolls in the case where constituting pendulum bearing 17 but also on the track 18 in the notch of following guide rails
It rolls：The guide rail is arranged in two diskwares for surrounding pendulum mass 1 in the axial direction.
Fig. 2 shows that pendulum mass 1, the opening receive helical compression spring 6 in the section of the plastics cage 4 with opening 5.
Intermediate board-like disk 10 is equipped with groove 13 relative to external board-like disk 11,12.For the modeling fixed in the axial direction in pendulum mass 1
Expect that there is lug boss 14, the lug boss to sink in groove 13 for cage, the plastics cage, and for fixed plastics cage 4, it is described convex
Rise portion and the groove can clamping lock, plug in folder, compression or friction lock or shape are connected cohesively together in other ways.
In order to make proposed centrifugal force pendulum pendulum mass holder diskware that is unshowned, being arranged in 1 both sides of pendulum mass
Spacing is separated in the axial direction, and there is plastics cage 4 widening portion 19 for being axially relative to pendulum mass 1, the widening portion for example to exist
0.5mm to 1mm, preferably 0.8mm are widened per side, so as to save between the plastics being originally present on diskware or in pendulum mass
Every holder.Here, rolling element 16 widened in the axial direction relative to widening portion 19 and be embedded into it is unshowned, be placed in pendulum mass
It generates to roll in the notch of the diskware of 1 both sides and on the guide rail that the guide rail 18 (Fig. 1) with pendulum mass 1 complementally constructs and connect
It touches.
Reference numerals list
1 pendulum mass
2 end sides
3 notches
4 plastics cages
5 openings
6 helical compression springs
7 end regions
8 recline region
9 rivets
10 board-like disks
11 board-like disks
12 board-like disks
13 grooves
14 lug bosses
15 notches
16 rolling elements
17 pendulum bearings
18 guide rails
19 widening portions
Claims (8)
1. a kind of centrifugal force pendulum has pendulum mass holder and pendulum mass (1), the pendulum mass holder around rotation axis can reverse
Mode arrange, the pendulum mass be distributed in circumferential direction ground arrangement and by means of it is previously given pendulum rail pendulum bearing receive exists
On the pendulum mass holder, wherein be disposed with respectively in end side between each two in circumferential direction adjacent pendulum mass (1)
Helical compression spring (6), which is characterized in that be provided with notch (3) in the end of the end side of the pendulum mass (1) respectively, connect
The plastics cage (4) for receiving the end region (7) of the helical compression spring (6) prevents receiving with losing in the notch.
2. centrifugal force pendulum according to claim 1, which is characterized in that the plastics cage (4) inserts and clips to the pendulum mass (1)
In.
3. centrifugal force pendulum according to claim 1 or 2, which is characterized in that the plastics cage (4) has cylindrical, blind hole
Formula, sink to opening (5) in the notch (3).
4. centrifugal force pendulum according to any one of claim 1 to 3, which is characterized in that the plastics cage (4), which has, to be reclined
The region that reclines (8) on the end side (2) of the pendulum mass (1).
5. centrifugal force pendulum according to any one of claim 1 to 4, which is characterized in that the pendulum mass framework construction is
Pendulum flange is disposed with pendulum mass in the pendulum flange in both sides, wherein pendulum mass opposite in the axial direction is by means of passing through
The interface unit of the notch of the pendulum flange connects into pendulum mass unit, wherein arranges two adjacent in circumferential direction pendulum
The helical compression spring between quality is arranged on the side of the pendulum flange.
6. centrifugal force pendulum according to any one of claim 1 to 4, which is characterized in that the pendulum mass holder is by having
Two diskwares of receiving area are constituted, and at the receiving area, described two diskwares are spaced from each other spacing in the axial direction, and
And the pendulum mass (1) is received in the receiving area.
7. centrifugal force pendulum according to claim 6, which is characterized in that the plastics cage (4) is relative to the pendulum mass (1)
With axial widening portion (19) and pendulum flange or sidepiece part is made to separate spacing with the pendulum mass (1) in the axial direction.
8. centrifugal force pendulum according to any one of claim 1 to 7, which is characterized in that the pendulum mass (1) is by multiple points
The board-like disk (10,11,12) of layer is constituted, wherein the board-like disk between at least one board-like disk (11,12) being externally arranged
(10) there is groove (13), the plastics cage (4) to be sunk in the groove by means of lug boss (14).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015225621.9 | 2015-12-17 | ||
| DE102015225621.9A DE102015225621A1 (en) | 2015-12-17 | 2015-12-17 | centrifugal pendulum |
| PCT/DE2016/200551 WO2017101929A1 (en) | 2015-12-17 | 2016-11-25 | Centrifugal pendulum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108368912A true CN108368912A (en) | 2018-08-03 |
| CN108368912B CN108368912B (en) | 2020-11-27 |
Family
ID=57708252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680069677.8A Active CN108368912B (en) | 2015-12-17 | 2016-11-25 | Centrifugal force pendulum |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN108368912B (en) |
| DE (2) | DE102015225621A1 (en) |
| WO (1) | WO2017101929A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020107701B4 (en) | 2020-03-20 | 2022-06-30 | Schaeffler Technologies AG & Co. KG | Process for the manufacture of pendulum masses for a centrifugal pendulum |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374466A (en) * | 2001-03-08 | 2002-10-16 | 卢克摩擦片和离合器两合公司 | Torsional vibration absorber |
| CN101086290A (en) * | 2006-06-10 | 2007-12-12 | 卢克摩擦片和离合器两合公司 | Pendulum device operating with centrifugal force |
| CN103459887A (en) * | 2011-03-31 | 2013-12-18 | 舍弗勒技术股份两合公司 | Centrifugal pendulum device |
| DE102014216540A1 (en) * | 2013-09-16 | 2015-03-19 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum device with compression springs |
| WO2015149802A1 (en) * | 2014-04-01 | 2015-10-08 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum device with a protective device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012221956A1 (en) | 2012-11-30 | 2014-06-05 | Schaeffler Technologies Gmbh & Co. Kg | Torque transmission device and drive train with torque transmission device |
| DE112015001501A5 (en) | 2014-03-27 | 2017-02-09 | Schaeffler Technologies AG & Co. KG | centrifugal pendulum |
| WO2015149789A1 (en) | 2014-03-31 | 2015-10-08 | Schaeffler Technologies AG & Co. KG | Centrifugal force pendulum device having a guide element |
-
2015
- 2015-12-17 DE DE102015225621.9A patent/DE102015225621A1/en not_active Withdrawn
-
2016
- 2016-11-25 WO PCT/DE2016/200551 patent/WO2017101929A1/en active Application Filing
- 2016-11-25 DE DE112016005785.7T patent/DE112016005785A5/en active Pending
- 2016-11-25 CN CN201680069677.8A patent/CN108368912B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374466A (en) * | 2001-03-08 | 2002-10-16 | 卢克摩擦片和离合器两合公司 | Torsional vibration absorber |
| CN101086290A (en) * | 2006-06-10 | 2007-12-12 | 卢克摩擦片和离合器两合公司 | Pendulum device operating with centrifugal force |
| CN103459887A (en) * | 2011-03-31 | 2013-12-18 | 舍弗勒技术股份两合公司 | Centrifugal pendulum device |
| DE102014216540A1 (en) * | 2013-09-16 | 2015-03-19 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum device with compression springs |
| WO2015149802A1 (en) * | 2014-04-01 | 2015-10-08 | Schaeffler Technologies AG & Co. KG | Centrifugal pendulum device with a protective device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017101929A1 (en) | 2017-06-22 |
| DE102015225621A1 (en) | 2017-06-22 |
| DE112016005785A5 (en) | 2018-09-06 |
| CN108368912B (en) | 2020-11-27 |
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