CN115199703A - 具有定心设备的扭振减振器 - Google Patents

具有定心设备的扭振减振器 Download PDF

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CN115199703A
CN115199703A CN202210372508.9A CN202210372508A CN115199703A CN 115199703 A CN115199703 A CN 115199703A CN 202210372508 A CN202210372508 A CN 202210372508A CN 115199703 A CN115199703 A CN 115199703A
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damper
centering
torsional vibration
section
radial section
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菲利普·洛纳
菲利普·施韦德勒
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Schaeffler Technologies AG and Co KG
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    • 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
    • F16F15/1207—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 characterised by the supporting arrangement of the damper unit
    • 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
    • F16F15/13142—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 characterised by the method of assembly, production or treatment
    • 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
    • F16F15/121—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 using springs as elastic members, e.g. metallic springs
    • F16F15/123—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
    • 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
    • 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
    • F16F15/1336—Leaf springs, e.g. radially extending
    • 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
    • F16F15/13407—Radially mounted 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
    • 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
    • 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
    • F16F2222/00—Special physical effects, e.g. nature of damping effects
    • F16F2222/08—Inertia

Abstract

本发明涉及一种扭振减振器(10)，用于在驱动元件和从动元件之间传递扭矩和用于减小扭振，所述扭振减振器具有围绕转动轴线(14)可转动的减振器输入端(16)、至少一个弹簧元件、抵抗弹簧元件的复位力相对于减振器输入端可有限转动的减振器输出端和用于在减振器输入端和减振器输出端之间径向定心的定心设备，其中定心设备具有：第一定心元件，所述第一定心元件具有第一径向部段、在第一径向部段上连接的第一轴向部段和在第一轴向部段上连接的并且与第一径向部段轴向错开的第二径向部段；和相对于第一定心元件可转动的第二定心元件，所述第二定心元件具有第二轴向部段，其中第二径向部段的第一环周面径向地在第二轴向部段的第二环周面上定心。

Description

具有定心设备的扭振减振器
技术领域
本发明涉及一种扭振减振器。
背景技术
在DE 10 2017 126 747 A1中描述一种用于在机动车发动机的驱动轴和机动车变速器的变速器输入轴之间进行扭振减振的双质量飞轮，所述双质量飞轮具有用于导入扭矩的初级质量，相对于初级质量经由弧形弹簧可有限转动的、用于导出扭矩的次级质量，和用于将次级质量在初级质量处定心的定心设备。
发明内容
本发明的目的在于，更低成本地且更精确地实施定心。
至少一个所述目的通过用于在驱动元件和从动元件之间传递扭矩和用于减小扭振的扭振减振器来实现，所述扭振减振器具有围绕转动轴线可转动的减振器输入端、至少一个弹簧元件、抵抗弹簧元件的复位力相对于减振器输入端可有限转动的减振器输出端和用于在减振器输入端和减振器输出端之间径向定心的定心设备，其中定心设备具有：第一定心元件，所述第一定心元件具有第一径向部段、连接于其上的第一轴向部段和连接于第一轴向部段上的并且与第一径向部段轴向错开的第二径向部段；和相对于第一定心元件可转动的第二定心元件，所述第二定心元件具有第二轴向部段，其中第二径向部段的第一环周面径向地在第二轴向部段的第二环周面上定心。由此，在减振器输入端和减振器输出端之间的定心可以更低成本地且更精确地进行。通过更精确的定心，简化扭振减振器的安装。扭振减振器的构件可以特别在安装时更好地防止损坏。
扭振减振器可以设置在车辆的动力总成中。车辆可以是机动车。驱动元件可以构成为内燃机。从动元件可以构成为变速器。
弹簧元件可以具有弧形弹簧。
定心设备可以实现滑动支承的径向定心。滚动轴承由此可以取消。
第一定心元件可以经由第一径向部段、第一轴向部段和第二径向部段在横截面中S形地构成。
第二定心元件可以轴向地引入到第一定心元件中。第一和第二定心元件可以轴向地相对于彼此运动。
在本发明的一个优选的实施方案中有利的是，第一环周面是第二径向部段的内环周。第一环周面可以是第一定心元件的内环周。内环周可以从第一定心元件中冲制。由此，在第一和第二定心元件之间的公差可以减小。
在本发明的一个优选的实施方案中提出，第二环周面是第二轴向部段的外环周。第二环周面可以是圆柱面。
在本发明的一个优选的实施方案中提出，在第二轴向部段的内环周处构成用于与从动元件连接的齿部。齿部可以是用于与轴、例如变速器输入轴连接的内齿部。
在本发明的一个特定的实施方案中有利的是，在第二轴向部段上连接径向部段。径向部段可以与第一和/或第二径向部段径向重叠。第二径向部段可以轴向地设置在第一径向部段和径向部段之间。
在本发明的一个有利的实施方案中提出，第一定心元件与减振器输入端相关联。第一定心元件可以与减振器输入端固定地连接。第一定心元件可以直接地与减振器输入端固定地连接。第一定心元件可以与减振器输入端形状配合地、力配合地和/或材料配合地连接。
第一定心元件也可以与减振器输出端相关联。
在本发明的一个特定的实施方案中有利的是，第一径向部段轴向地贴靠在减振器输入端的径向部段处。第一定心元件可以经由至少一个固定元件在第一径向部段处与减振器输入端固定地连接。减振器输入端的径向部段可以具有用于固定元件的穿通开口。
在本发明的一个优选的实施方案中提出，第二定心元件与减振器输出端相关联。第二定心元件可以与减振器输出端固定地连接。第二定心元件可以直接地与减振器输出端固定地连接。第二定心元件可以与减振器输出端形状配合地、力配合地和/或材料配合地连接。
第二定心元件可以与减振器输入端相关联。
在本发明的一个特定的设计方案中有利的是，第一径向部段从第一轴向部段开始径向向外并且第二径向部段从第一轴向部段开始径向向内延伸地构成。第一和第二径向部段可以彼此径向错开。
在本发明的一个有利的实施方案中提出，第一定心元件构成为保持板并且第二定心元件与从动毂一件式地构成。第二轴向部段可以通过外环周面形成。该外环周面可以与从动毂的齿部径向相对置。第二轴向部段可以构成为从动毂的毂拱顶。
附图说明
本发明的其他优点和有利的设计方案从图描述和绘图中得出。
本发明在下文中参照绘图详细描述。详细地示出：
图1示出本发明的一个特定的实施方式中的扭振减振器的半剖面。
图2示出图1中的扭振减振器的局部。
具体实施方式
图1示出本发明的一个特定的实施方式中的扭振减振器10的半剖面。扭振减振器10为了在驱动元件和从动元件之间的扭矩传递和为了减小扭振设置在车辆的动力总成中并且构成为双质量飞轮12。扭振减振器10包括围绕转动轴线14可转动的减振器输入端16，所述减振器输入端包括初级飞轮18和与其固定地连接的盖元件20。
减振器输入端16抵抗至少一个弹簧元件22、例如弧形弹簧的复位力相对于减振器输出端24可有限地转动。减振器输出端24包括弧形弹簧法兰26，所述弧形弹簧法兰与同减振器输出端24相关联的从动毂28经由至少一个固定元件30、例如铆接元件固定地连接。
弹簧元件22设置在减振器内部空间32中，所述减振器内部空间可以由润滑剂填充。减振器内部空间32通过摩擦环34在初级飞轮18和弧形弹簧法兰26和碟形弹簧膜片36之间限界，所述碟形弹簧膜片与从动毂28固定地连接并且所述碟形弹簧膜片可转动地经由摩擦盘38密封地贴靠在盖元件20处。
为了安装扭振减振器10并且也在扭振减振器10运行期间，需要在减振器输入端16和减振器输出端24之间的径向定心。对此存在定心设备40，所述定心设备具有第一定心元件42和相对于第一定心元件42可转动的第二定心元件44。第一定心元件42构成为保持板并且与减振器输入端16相关联。第二定心元件44与从动毂28一件式地构成从而与减振器输出端24相关联。
图2示出图1中的扭振减振器10的局部。定心设备40包括第一定心元件42，所述第一定心元件具有第一径向部段46、连接于其的第一轴向部段48和连接于第一轴向部段的并且与第一径向部段46轴向错开的第二径向部段50。第二定心元件44包括第二轴向部段52。第二径向部段50的第一环周面54径向地在第二轴向部段52的第二环周面56上定心。由此，定心可以成本适宜地且精确地实现。定心设备40的构件数量减少。
第一环周面54是第二径向部段50的内环周并且也是第一定心元件42的内环周。第二环周面56是第二轴向部段52的外环周，在所述第二轴向部段处在内环周58处构成用于与从动元件连接的齿部60。齿部60是用于与轴、例如从动元件的变速器输入轴连接的内齿部。
径向部段62邻接于第二轴向部段52，所述径向部段经由固定元件与弧形弹簧法兰固定地连接。径向部段62径向地与第一和第二径向部段46、50重叠并且第二径向部段50轴向地设置在第一径向部段46和径向部段62之间。第一径向部段46从第一轴向部段48开始径向向外并且第二径向部段50从第一轴向部段48开始径向向内延伸地构成。
第一定心元件42经由至少一个固定元件在第一径向部段46处与减振器输入端16固定连接。在减振器输入端16的径向部段处安置有用于固定元件穿过的穿通开口64。扭振减振器10能够经由固定元件与驱动元件连接。
附图标记列表：
10 扭振减振器
12 双质量飞轮
14 转动轴线
16 减振器输入端
18 初级飞轮
20 盖元件
22 弹簧元件
24 减振器输出端
26 弧形弹簧法兰
28 从动毂
30 固定元件
32 减振器内部空间
34 摩擦环
36 碟形弹簧膜片
38 摩擦盘
40 定心设备
42 第一定心元件
44 第二定心元件
46 第一径向部段
48 第一轴向部段
50 第二径向部段
52 第二轴向部段
54 第一环周面
56 第二环周面
58 内环周
60 齿部
62 径向部段
64 穿通开口

Claims (10)

1.一种扭振减振器(10)，用于在驱动元件和从动元件之间传递扭矩和用于减小扭振，所述扭振减振器具有：
围绕转动轴线(14)可转动的减振器输入端(16)，
至少一个弹簧元件(22)，
抵抗所述弹簧元件(22)的复位力相对于所述减振器输入端(16)可有限转动的减振器输出端(24)，和
用于在所述减振器输入端(16)和所述减振器输出端(24)之间径向定心的定心设备(40)，
其特征在于，
所述定心设备(40)具有：第一定心元件(42)，所述第一定心元件具有第一径向部段(46)、在所述第一径向部段上连接的第一轴向部段(48)和在所述第一轴向部段上连接的并且与所述第一径向部段(46)轴向错开的第二径向部段(50)；和相对于所述第一定心元件(42)可转动的第二定心元件(44)，所述第二定心元件具有第二轴向部段(52)，其中所述第二径向部段(50)的第一环周面(54)径向地在所述第二轴向部段(52)的第二环周面(56)上定心。
2.根据权利要求1所述的扭振减振器(10)，
其特征在于，
所述第一环周面(54)是所述第二径向部段(50)的内环周。
3.根据权利要求1或2所述的扭振减振器(10)，
其特征在于，
所述第二环周面(56)是所述第二轴向部段(52)的外环周。
4.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
在所述第二轴向部段(52)的内环周(58)处构成有用于与所述从动元件连接的齿部(60)。
5.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
在所述第二轴向部段(52)处连接径向部段(62)。
6.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
所述第一定心元件(42)与所述减振器输入端(16)相关联。
7.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
所述第一径向部段(46)轴向地贴靠在所述减振器输入端(16)的径向部段处。
8.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
所述第二定心元件(44)与所述减振器输出端(24)相关联。
9.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
所述第一径向部段(46)从所述第一轴向部段(48)开始径向向外延伸地构成并且所述第二径向部段(50)从所述第一轴向部段(48)开始径向向内延伸地构成。
10.根据上述权利要求中任一项所述的扭振减振器(10)，
其特征在于，
所述第一定心元件(42)构成为保持板并且所述第二定心元件(44)与从动毂(28)一件式地构成。
CN202210372508.9A 2021-04-13 2022-04-11 具有定心设备的扭振减振器 Pending CN115199703A (zh)

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