WO2010085937A1 - Dispositif de ressorts en arc - Google Patents

Dispositif de ressorts en arc Download PDF

Info

Publication number
WO2010085937A1
WO2010085937A1 PCT/DE2010/000067 DE2010000067W WO2010085937A1 WO 2010085937 A1 WO2010085937 A1 WO 2010085937A1 DE 2010000067 W DE2010000067 W DE 2010000067W WO 2010085937 A1 WO2010085937 A1 WO 2010085937A1
Authority
WO
WIPO (PCT)
Prior art keywords
spring
bow
turn
outer spring
spring device
Prior art date
Application number
PCT/DE2010/000067
Other languages
German (de)
English (en)
Inventor
Zoran Wiener
Original Assignee
Luk Lamellen Und Kupplungsbau Beteiligungs Kg
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
Application filed by Luk Lamellen Und Kupplungsbau Beteiligungs Kg filed Critical Luk Lamellen Und Kupplungsbau Beteiligungs Kg
Priority to DE112010000202T priority Critical patent/DE112010000202A5/de
Publication of WO2010085937A1 publication Critical patent/WO2010085937A1/fr

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
    • F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
    • F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
    • F16F3/04—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs
    • 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
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/12—Attachments or mountings
    • 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
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/131—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses
    • F16F15/133—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon the rotating system comprising two or more gyratory masses using springs as elastic members, e.g. metallic springs
    • F16F15/134—Wound springs
    • F16F15/1343—Wound springs characterised by the spring mounting
    • F16F15/13461—Set of springs, e.g. springs within springs

Definitions

  • the invention relates to a bow spring device with an outer spring and an inner spring.
  • the object of the invention is to provide a bow spring device with an outer spring and an inner spring, which is simple and inexpensive to produce.
  • the object is achieved in a bow spring device with an outer spring and an inner spring in that an end turn of the outer spring designed or designed and / or wound so that the end turn of the outer spring is a stop for the inner spring.
  • the bow spring device is also referred to as bow spring set.
  • the bow springs can be designed in one or more stages.
  • the inventive design of the Endwindung the outer spring undesirable slipping or hanging of the inner spring can be prevented by or between Bogenfederanellen a primary flywheel of a dual mass flywheel in a simple manner.
  • a preferred embodiment of the bow spring device is characterized in that the end turn is arranged radially within one of the end turn following penultimate turn of the outer spring.
  • the Endwindung fills the space radially within the penultimate turn of the outer spring, at least partially.
  • a further preferred embodiment of the bow spring device is characterized in that the penultimate turn of the outer spring is arranged in the same plane as the end turn of the outer spring.
  • the Endwindung preferably serves only as a stop and does not contribute to the spring action of the outer spring.
  • a further preferred embodiment of the bow spring device is characterized in that the outer diameter of the inner spring is less than or equal to the inner diameter of the penultimate turn of the outer spring. Preferably, all turns of the outer spring, apart from the end turn, the same inner diameter as the penultimate turn of the outer spring.
  • Another preferred embodiment of the bow spring device is characterized in that the outer diameter of the penultimate turn of the outer spring is equal to the outer diameter of the outer spring. Preferably, all turns of the outer spring, apart from the Endwindung, the same outer diameter as the penultimate turn of the outer spring.
  • the penultimate turn of the outer spring is wound around the end turn of the outer spring.
  • both in the outer spring and in the inner spring in each case is a circular arc-like curved coil spring.
  • a further preferred embodiment of the bow spring device is characterized in that an end turn of the inner spring is positively connected to the outer spring.
  • the other end turn of the inner spring comes to a stop representing end turn of the outer spring to stop.
  • the invention further relates to a dual-mass flywheel with at least two centrifugal masses, which are contrary to the action of at least one previously described bow spring device, in particular a bow spring set, limited rotatable to each other.
  • FIG. 1 shows a section of a dual mass flywheel in section with a
  • Bow spring device comprising an inner spring and an outer spring
  • FIG. 2 shows a perspective view of a part of the outer spring of Figure 1.
  • FIG. 1 shows a section of a dual-mass flywheel 1 with a primary flywheel mass 4 and a secondary flywheel mass 5 in section.
  • the two flywheel masses 4 and 5 are against the spring action of a bow spring device 10 relative to each other or against each other rotatable.
  • the bow spring device 10 comprises an inner spring 11 and an outer spring 12.
  • the inner spring 11 is designed as a bow spring and disposed radially within the outer spring 12, which is also designed as a bow spring.
  • bow spring stops 14, 15 are provided for the bow spring device 10.
  • the bow spring means 10 is coupled to the primary flywheel 4.
  • the secondary flywheel mass 5 is coupled to the secondary flywheel mass 5.
  • the outer diameter of the inner spring 11 is indicated.
  • a distance between the bow spring stops 14, 15 is indicated.
  • one end of the inner spring 11, for example by a cone or a similar shape, is fixed in the outer spring 12.
  • the other end of the inner spring 11 is freely displaceable in the outer spring 12.
  • the outer diameter 21 of the inner spring 11 is smaller than the distance 22 between the Bogenfederanelle 14, 15, there is a risk of slipping of the free end of the inner spring 11 by the bow spring stops 14, 15. In this case, the inner spring 11 can only work in one direction , This can cause the outer spring to be loaded too heavily, which can cause unwanted damage.
  • FIG. 2 is shown in perspective, as an end of the outer spring 12 according to an essential aspect of the invention is designed so that the end of the outer spring 12 is a stop for the freely displaceable end of the inner spring 11.
  • the outer spring 12 is designed as an arcuately curved coil spring with a plurality of turns 23, 24. - A -
  • An end turn 25 of the outer spring 12 is arranged within a penultimate turn 30 of the outer spring 12, that the Endwindung 25, which can also be referred to as the last turn of the outer spring 12, a stop for the inner spring 11.
  • the penultimate turn 30 is disposed in the same plane as the end turn 25 of the outer spring.
  • the outer diameter of the penultimate turn 30 corresponds to the outer diameter of the remaining turns 23, 24, which is also referred to as the outer diameter of the outer spring 12.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Springs (AREA)

Abstract

La présente invention concerne un dispositif de ressorts en arc comportant un ressort extérieur et un ressort intérieur, le dispositif étant caractérisé en ce que la spire terminale du ressort extérieur est configurée de façon à constituer, pour le ressort intérieur, une butée.
PCT/DE2010/000067 2009-01-29 2010-01-21 Dispositif de ressorts en arc WO2010085937A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112010000202T DE112010000202A5 (de) 2009-01-29 2010-01-21 Bogenfedereinrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009006645.4 2009-01-29
DE102009006645 2009-01-29

Publications (1)

Publication Number Publication Date
WO2010085937A1 true WO2010085937A1 (fr) 2010-08-05

Family

ID=42104636

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2010/000067 WO2010085937A1 (fr) 2009-01-29 2010-01-21 Dispositif de ressorts en arc

Country Status (2)

Country Link
DE (2) DE112010000202A5 (fr)
WO (1) WO2010085937A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014221697A1 (de) 2014-10-24 2016-04-28 Schaeffler Technologies AG & Co. KG Drehschwingungsdämpfer

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19506422A1 (de) * 1995-02-24 1996-08-29 Schwenk Oskar Gmbh & Co Kg Koaxialfederanordnung
GB2308173A (en) * 1995-12-14 1997-06-18 Luk Lamellen & Kupplungsbau Rotary vibration damper
DE19909044A1 (de) * 1998-03-07 1999-09-16 Luk Lamellen & Kupplungsbau Drehschwingungsdämpfer

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19506422A1 (de) * 1995-02-24 1996-08-29 Schwenk Oskar Gmbh & Co Kg Koaxialfederanordnung
GB2308173A (en) * 1995-12-14 1997-06-18 Luk Lamellen & Kupplungsbau Rotary vibration damper
DE19909044A1 (de) * 1998-03-07 1999-09-16 Luk Lamellen & Kupplungsbau Drehschwingungsdämpfer

Also Published As

Publication number Publication date
DE112010000202A5 (de) 2012-07-05
DE102010005322A1 (de) 2010-08-05

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