CN112105843A - 具有注射模制在其上的皮带轨道、滑动轴承和轴向摩擦环的皮带轮脱耦器及其制造方法 - Google Patents
具有注射模制在其上的皮带轨道、滑动轴承和轴向摩擦环的皮带轮脱耦器及其制造方法 Download PDFInfo
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Abstract
本发明涉及一种用于生产皮带轮(10)的方法,所述皮带轮具有注射模制在其上的皮带轨道(13)、注射模制在其上的滑动轴承(17)和注射模制在其上的轴向摩擦环(19)。本发明还涉及所述皮带轮(10)和包括所述皮带轮(10)的皮带轮脱耦器(20)。
Description
技术领域
本发明涉及一种用于生产具有注射模制在其上的皮带轨道、注射模制在其上的滑动轴承和注射模制在其上的轴向摩擦环的皮带轮的方法。本发明还涉及所述皮带轮和包括所述皮带轮的皮带轮脱耦器。
背景技术
皮带轮脱耦器用于具有内燃机或电动马达的机动车辆。具体地,内燃机的设计使燃料消耗和CO2排放降至最低。为此,降低了内燃机的发动机转速和气缸数,并且使用了起停系统,起停系统在车辆停止时关闭内燃机,并且在车辆再次起动时重新起动发动机。所述减少燃料消耗和CO2排放的措施给内燃机带来了压力,因为这些措施也会导致振荡加剧,对零部件造成更大的压力。然而,为了利用发动机最大功率并确保部件的寿命,并且为了为车辆乘员提供无噪声和振动的安静的车辆内部,必须抑制发动机的振荡。为此使用皮带轮脱耦器。皮带轮脱耦器被布置在内燃机的辅助驱动单元中,并直接安装在曲轴上。皮带轮脱耦器可防止发动机的振荡或振动传递到其他单元或部件。皮带轮脱耦器基本上由两个质量块组成。这两个质量块经由弹簧阻尼器系统相互连接。这些质量块基本上是两个同心的部件,其中外部质量块被称为皮带轮。辅助驱动单元的皮带在皮带轮上。为了能够确保皮带轮脱耦器和皮带之间的扭矩传递是尽可能无滑移的,皮带轮包括皮带轨道,该皮带轨道在皮带轮和皮带之间提供足够的摩擦,以将所施加的扭矩传递到皮带轮脱耦器。皮带轮还包括滑动轴承,以允许在皮带轮与两个基本上同心的质量块中的更内质量块之间滑动。另外,皮带轮具有轴向摩擦环。
皮带轮或皮带轨道由钢,特别是适于冷成型的软钢(诸如深拉钢DD12/DD13)以复杂且昂贵的滚压工艺制成。滑动轴承由复合材料组成,并且被压入皮带轮或皮带轮脱耦器的盖中。轴向摩擦环由塑料制成,并安装在皮带轮上。
发明内容
因此,本发明的目的是简化皮带轮的制造并降低其制造成本。
通过根据独立权利要求1的方法以及根据其他独立权利要求的皮带轮和皮带轮脱耦器来实现这一目的。
根据本发明的第一方面,一种用于制造皮带轮的方法包括以下非顺序步骤中的至少一个:
a)将皮带轨道注射模制到皮带轮的基体上。
b)将滑动轴承注射模制在基体上。
c)将轴向摩擦环注射模制到基体上。
根据本发明的第二方面,一种用于皮带轮脱耦器的皮带轮包括:至少一个皮带轨道,该皮带轨道被注射模制到皮带轮的基体上;或滑动轴承,该滑动轴承被注射模制到基体上;或轴向摩擦环,该轴向摩擦环被注射模制到基体上。
根据本发明的第三方面,一种皮带轮脱耦器包括皮带轮。该皮带轮包括:至少一个皮带轨道,该至少一个皮带轨道被注射模制到皮带轮的基体上;或滑动轴承,该滑动轴承被注射模制到基体上;或轴向摩擦环,该轴向摩擦环被注射模制到基体上。
皮带轮的基体具有轨道表面。该轨道表面是在基体的外圆周上的圆柱体的基本上径向向外的圆周表面。在步骤a)中将皮带轨道注射模制到基体的轨道表面上。注射模制的皮带轨道具有表面结构,该表面结构在皮带轨道和辅助驱动单元的皮带之间提供摩擦。该摩擦足以在皮带轮和皮带之间传递施加到皮带轮脱耦器的扭矩。基体还具有轴承表面。该轴承表面是在基体的内凹部上的圆柱体的基本上径向向内的圆周表面。在步骤b)中将滑动轴承注射模制到基体的轴承表面上。注射模制在轴承表面上的滑动轴承能够在皮带轮和皮带轮脱耦器的第二质量块之间滑动。基体还具有环形表面。该环形表面是围绕内凹部基本上沿轴向方向指向的环形盘表面。在步骤c)中将轴向摩擦环注射模制到基体的环形表面上。
可将仅皮带轨道或仅滑动轴承或仅轴向摩擦环注射模制在其上。也可将皮带轨道和/或滑动轴承和/或轴向摩擦环注射模制在其上。
通过注射模制皮带轨道和/或滑动轴承和/或轴向摩擦环,可以避免滚动皮带轮和/或压入滑动轴承和/或安装轴向摩擦环的复杂制造步骤。这降低了皮带轮的制造成本并且减少了制造时间。
根据本发明的另一方面,步骤a)至c)中的至少两个步骤被同时执行。
皮带轨道和/或滑动轴承和/或轴向摩擦环可被同时注射模制。这对应于在该方法的单个步骤中注射模制皮带轨道和/或滑动轴承和/或轴向摩擦环。
同时注射模制若干个元件(即,皮带轨道和/或滑动轴承和/或轴向摩擦环)进一步减少了制造时间,因此也降低了皮带轮的制造成本。
根据本发明的另一方面,对于步骤a)中的皮带轨道或步骤b)中的滑动轴承或步骤c)中的轴向摩擦环,使用包含至少一种塑料的材料。
也可使用各种塑料作为皮带轨道、滑动轴承和轴向摩擦环的材料或材料成分。对于皮带轨道和/或滑动轴承和/或轴向摩擦环,也可使用不同的材料,即在不同情况下包含一种或多种不同的塑料的材料。因此,皮带轨道和/或滑动轴承和/或轴向摩擦环可由包含至少一种塑料的相同材料或各自包含至少一种塑料的不同材料组成。
使用包含塑料的材料用于皮带轨道和/或滑动轴承和/或轴向摩擦环作为钢或复合材料的成本有效的替代方案进一步降低了制造成本。
根据另一方面,基体由钢制成。
皮带轮的基体通过冷成型,尤其是通过深冲来制造。因此,用于基体的材料为钢,优选为适于冷成型的较软钢,更优选为深冲钢,尤其优选为DD12钢或DD13深冲钢。
附图说明
下面借助于在附图中示出的示例性实施例更详细地解释本发明。示例性实施例仅用于更好地理解本发明,并且决不解释为限制性的。
图1示出了根据本发明的方法的示意性流程图。
图2示出了根据本发明的皮带轮的剖视图。
图3示出了根据本发明的皮带轮脱耦器的等轴视图。
具体实施方式
在图1中,示意性地示出了用于制造皮带轮的方法1。在步骤a)中,将皮带轨道注射模制到皮带轮的基体的轨道表面上。在步骤b)中,将滑动轴承注射模制到基体的轴承表面上,并且在步骤c)中,将轴向摩擦环注射模制到基体的环形表面上。步骤a)至c)中的至少两个步骤也可同时执行。在步骤a)至c)中,对于皮带轨道、滑动轴承和/或轴向摩擦环,可使用含有至少一种塑料的材料。皮带轮的基体可由钢制成,优选由适于冷成型的软钢制成,更优选由深冲钢制成,并且尤其优选由DD12钢或DD13钢制成。
在图2中,示出皮带轮10的剖视图。皮带轮10包括基体11,该基体具有轨道表面12、轴承表面15和环形表面18。轨道表面12是在基体11的外圆周上的圆柱体的基本上径向向外的圆周表面区域。轴承表面15是在基体11的内凹部16上的圆柱体的基本上径向向内的圆周表面。环形表面18是围绕内凹部16基本上沿轴向方向指向的环形盘表面。
将皮带轨道13注射模制到基体11的轨道表面12上(参见根据图1的方法的步骤a))。皮带轨道13可由含有至少一种塑料的材料组成。注射模制的皮带轨道13具有表面结构14,该表面结构在皮带轨道13和辅助驱动单元的皮带之间提供摩擦。该摩擦足以在皮带轮10和皮带之间传递施加到皮带轮脱耦器(参见图3)的扭矩。将滑动轴承17注射模制到轴承表面15上(参见根据图1的方法的步骤b))。注射模制在轴承表面上的滑动轴承17能够在皮带轮10和皮带轮脱耦器的第二质量块(参见图3)之间滑动。将轴向摩擦环19注射模制到环形表面18上(参见根据图1的方法的步骤c))。
在图3中,等轴地示出了皮带轮脱耦器20。该皮带轮脱耦器包括根据图2的皮带轮10和第二质量块21。第二质量块21和皮带轮10可由于滑动轴承17和轴向摩擦环19而相对于彼此滑动。
附图标记说明
1 皮带轮的制造方法
10 皮带轮
11 基体
12 轨道表面
13 皮带轨道
14 表面结构
15 轴承表面
16 内凹部
17 滑动轴承
18 环形表面
19 轴向摩擦环
20 皮带轮脱耦器
21 第二质量块。
Claims (9)
1.一种制造皮带轮的方法,其特征在于,所述方法包括以下非顺序步骤中的至少一个:
a)将皮带轨道注射模制到所述皮带轮的基体上;
b)将滑动轴承注射模制到所述基体上;
c)将轴向摩擦环注射模制到所述基体上。
2.根据权利要求1所述的方法,其中步骤a)至c)中的至少两个被同时执行。
3.根据前述权利要求中任一项所述的方法,其中对于步骤a)中的皮带轨道或步骤b)中的滑动轴承或步骤c)中的轴向摩擦环,使用包含至少一种塑料的材料。
4.根据前述权利要求中任一项所述的方法,其中所述基体由钢制成。
5.一种用于皮带轮脱耦器的皮带轮,其特征在于,所述皮带轮
包括皮带轨道,所述皮带轨道被注射模制到所述皮带轮的基体上,或
包括滑动轴承,所述滑动轴承被注射模制到所述基体上,或
包括轴向摩擦环,所述轴向摩擦环被注射模制到所述基体上。
6.根据权利要求5所述的皮带轮,其中所述皮带轨道或所述滑动轴承或所述轴向摩擦环由含有至少一种塑料的材料组成。
7.根据权利要求5或6所述的皮带轮,其中所述基体由钢制成。
8.一种皮带轮脱耦器,包括皮带轮,其特征在于,所述皮带轮
包括皮带轨道,所述皮带轨道被注射模制到所述皮带轮的基体上,或
包括滑动轴承,所述滑动轴承被注射模制到所述基体上,或
包括轴向摩擦环,所述轴向摩擦环被注射模制到所述基体上。
9.根据权利要求8所述的皮带轮脱耦器,其中所述皮带轮是根据权利要求6或7中任一项所述的皮带轮。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102018112162.8 | 2018-05-22 | ||
DE102018112162.8A DE102018112162B4 (de) | 2018-05-22 | 2018-05-22 | Riemenscheibenentkoppler mit angespritzter Riemenspur, Gleitlager und Axialreibring |
PCT/DE2019/100441 WO2019223836A1 (de) | 2018-05-22 | 2019-05-15 | Riemenscheibenentkoppler mit angespritzter riemenspur, gleitlager und axialreibring und verfahren zu dessen herstellung |
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CN112105843A true CN112105843A (zh) | 2020-12-18 |
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CN201980018244.3A Pending CN112105843A (zh) | 2018-05-22 | 2019-05-15 | 具有注射模制在其上的皮带轨道、滑动轴承和轴向摩擦环的皮带轮脱耦器及其制造方法 |
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US (1) | US20210246976A1 (zh) |
CN (1) | CN112105843A (zh) |
DE (1) | DE102018112162B4 (zh) |
WO (1) | WO2019223836A1 (zh) |
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DE102021101910A1 (de) | 2021-01-28 | 2022-07-28 | Schaeffler Technologies AG & Co. KG | Riemenscheibenentkoppler |
DE102022100342B4 (de) | 2022-01-10 | 2023-11-23 | Schaeffler Technologies AG & Co. KG | Riemenscheibenentkoppler |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2112898A (en) * | 1981-12-24 | 1983-07-27 | Honda Motor Co Ltd | Transmission belt pulley |
CN1730557A (zh) * | 2005-09-12 | 2006-02-08 | 上海汽车集团股份有限公司 | 双树脂塑料皮带轮及其制造方法 |
DE102009011697A1 (de) * | 2009-03-09 | 2010-09-23 | Metaldyne International Deutschland Gmbh | Riemenscheibe mit Kupplung |
US20170259475A1 (en) * | 2014-09-02 | 2017-09-14 | Schaeffler Technologies AG & Co. KG | Belt pulley and plastic injection-molding method for the production thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1771370A (en) * | 1926-04-13 | 1930-07-22 | Continental Diamond Fibre Co | Mechanical element |
JPH01299363A (ja) * | 1988-05-27 | 1989-12-04 | Koyo Seiko Co Ltd | プーリおよびその製造方法 |
DE19652730B4 (de) * | 1995-12-22 | 2007-08-16 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Triebscheibe |
DE19709342B4 (de) * | 1997-03-07 | 2006-12-28 | Zf Sachs Ag | Torsionsschwingungsdämpfer mit einer Gleitlagerung |
ATE386896T1 (de) * | 2003-07-11 | 2008-03-15 | Fukoku Kk | Isolationsdämpferriemenscheibe und herstellungsverfahren dafür |
DE102011111819B4 (de) * | 2011-08-27 | 2015-03-05 | Winkelmann Powertrain Components Gmbh & Co. Kg | "Entkoppelte Riemenscheibe" |
US8888622B2 (en) * | 2012-06-04 | 2014-11-18 | The Gates Corporation | Isolator decoupler |
-
2018
- 2018-05-22 DE DE102018112162.8A patent/DE102018112162B4/de active Active
-
2019
- 2019-05-15 US US17/054,543 patent/US20210246976A1/en not_active Abandoned
- 2019-05-15 CN CN201980018244.3A patent/CN112105843A/zh active Pending
- 2019-05-15 WO PCT/DE2019/100441 patent/WO2019223836A1/de active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2112898A (en) * | 1981-12-24 | 1983-07-27 | Honda Motor Co Ltd | Transmission belt pulley |
CN1730557A (zh) * | 2005-09-12 | 2006-02-08 | 上海汽车集团股份有限公司 | 双树脂塑料皮带轮及其制造方法 |
DE102009011697A1 (de) * | 2009-03-09 | 2010-09-23 | Metaldyne International Deutschland Gmbh | Riemenscheibe mit Kupplung |
US20170259475A1 (en) * | 2014-09-02 | 2017-09-14 | Schaeffler Technologies AG & Co. KG | Belt pulley and plastic injection-molding method for the production thereof |
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DE102018112162B4 (de) | 2021-03-25 |
WO2019223836A1 (de) | 2019-11-28 |
DE102018112162A1 (de) | 2019-11-28 |
US20210246976A1 (en) | 2021-08-12 |
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