CN106489036A - 支承构件 - Google Patents
支承构件 Download PDFInfo
- Publication number
- CN106489036A CN106489036A CN201580037176.7A CN201580037176A CN106489036A CN 106489036 A CN106489036 A CN 106489036A CN 201580037176 A CN201580037176 A CN 201580037176A CN 106489036 A CN106489036 A CN 106489036A
- Authority
- CN
- China
- Prior art keywords
- rolling track
- raceway
- bearing
- gothic
- profile
- 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.)
- Pending
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D2023/123—Clutch actuation by cams, ramps or ball-screw mechanisms
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D28/00—Electrically-actuated clutches
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Transmission Devices (AREA)
Abstract
一种支承构件(7),其具有外部的滚动轨道和内部的滚动轨道,和容纳在其之间的滚珠(10),其中一个滚动轨道具有哥特式轮廓,并且另一个滚动轨道具有球形轮廓。
Description
技术领域
本发明涉及一种支承构件,其具有外部的滚动轨道和内部的滚动轨道,和容纳在外部的滚动轨道和内部的滚动轨道之间的滚珠。
背景技术
在支承构件中,为滚动轨道使用不同的几何形状。还已知的是:在滚珠丝杠传动机构中,滚珠滚动轨道不但在主轴上制造,而且在具有哥特式轮廓的滚珠丝杠螺母上制造。类似地,在轴向球轴承中(四点轴承)中也能够为内环和外环配设哥特式轮廓。
在具有哥特式轮廓的滚动轨道中,可能会出现不期望的三点接触,所述三点接触不利地影响滚动轴承的滚动。
另一方面,常见的是:其中径向球轴承设有内环和外环,所述内环和外环具有连续的半径,即具有球形轮廓。在此,内环和外环匹配于滚珠的直径。
然而,这两种结构类型也具有缺点。轴向球轴承(四点轴承)适合于承受力矩,当然其制造由于下述而变难:必须遵守窄的公差。因为在哥特式轮廓中与球形轮廓相比必须更大程度地进行控制,所以制造是耗费的。
从文献CH 356 319中已知一种球轴承,所述球轴承的滚动轨道在球上具有不同的贴靠部(Schmiegungen)。
发明内容
本发明所基于的目的是:提供一种支承构件,所述支承构件在结构空间相同的情况下适合于更高的负荷。
为了实现所述目的,在开始提出类型的支承构件中,根据本发明提出:一个滚动轨道具有哥特式轮廓,并且另一滚动轨道具有球形轮廓。
根据本发明的支承构件将哥特式轮廓的优点与连续轮廓的优点相结合。因为仅在一个滚动轨道中设有哥特式轮廓,所以与如下支承构件相比,降低制造耗费和测量耗费,所述支承构件具有两个滚动轨道,这两个滚动轨道具有哥特式轮廓。当然前提是:在根据本发明的支承构件中,在运行中允许轴向间隙。
根据本发明的支承构件的一个优选的改进形式提出:外部的滚动轨道具有哥特式轮廓,并且内部的滚动轨道具有球形轮廓。在该设计方案中,得到在内环上的更紧密的贴靠,由此能够提高待由支承构件承受的负荷。与之相应地,在结构空间相同的情况下,根据本发明的支承构件能够承受和传递更高的负荷。
根据本发明的支承构件的第一设计方案提出:所述支承构件构成为球轴承,其中外部的滚动轨道构成在外环上,并且内部的滚动轨道构成在内环上。因此,根据本发明的支承构件是特定的球轴承,其中优选外环具有哥特式轮廓,并且内环具有球形轮廓。
根据本发明的替选的第二设计方案,根据本发明的支承构件能够构成为滚珠丝杠传动机构,其中外部的滚动轨道构成在滚珠丝杠螺母上,并且内部的滚动轨道构成在丝杠上。构成为丝杠的支承构件同样特征在于:小的结构空间需求和大的可承受的负荷。
此外,本发明涉及电的中央分离器,所述电的中央分离器具有所描述类型的支承构件。
附图说明
下面,根据一个实施例参考附图阐述本发明。附图是示意图并且示出:
图1示出具有哥特式轮廓的常规支承构件;和
图2示出根据本发明的支承构件的细节。
具体实施方式
图1示出常规的支承构件1的细节,其具有外环2、内环3和容纳在其之间的滚珠4。在图1中识别出:外环2的和内环3的滚动轨道分别构成为哥特式轮廓。在图1中,在两个相对置的部位处绘制箭头5、6,在所述部位处需遵守窄的制造公差,以便在所述部位处防止在滚珠4和轴承环的哥特式轮廓之间的接触。
与之相对,图2示出支承构件7,所述支承构件具有外环8和内环9,所述外环具有哥特式轮廓,并且所述内环具有连续的轮廓。因此,支承构件7包括外环8、内环9和设置在其之间的滚珠10。在图2中通过箭头11表明的部位处,滚珠10和内环9之间的间距与图1的常规的支承构件1相比更大。因此,即使在考虑公差的情况下,在内环9和滚珠10之间也不可能出现不期望的点接触。因为能实现更紧密的贴靠,所以支承构件7能够尤其紧凑地构成,并且其杰出之处在于与常规的支承构件相比更高的寿命。
图2中示出的作用原理也专用于构成为滚珠丝杠传动机构的支承构件。在此,外部的滚动轨道构成在滚珠丝杠螺母上,并且具有哥特式轮廓,内部的滚动轨道构成在丝杠上,并且具有球形轮廓,即连续的轮廓。
根据图2描述的支承构件尤其好地适合用在电的中央分离器中,所述电的中央分离器用于离合器。
附图标记列表
1 支承构件
2 外环
3 内环
4 滚珠
5 箭头
6 箭头
7 支承构件
8 外环
9 内环
10 滚珠
11 箭头
Claims (5)
1.一种支承构件(7),其具有外部的滚动轨道和内部的滚动轨道,和容纳在所述外部的滚动轨道和所述内部的滚动轨道之间的滚珠(10),
其特征在于,一个滚动轨道具有哥特式轮廓,并且另一个滚动轨道具有球形轮廓。
2.根据权利要求1所述的支承构件,其特征在于,所述外部的滚动轨道具有哥特式轮廓,并且所述内部的滚动轨道具有球形轮廓。
3.根据权利要求1或2所述的支承构件,其特征在于,所述支承构件构成为球轴承,其中所述外部的滚动轨道构成在外环(8)上,并且所述内部的滚动轨道构成在内环(9)上。
4.根据权利要求1或2所述的支承构件,其特征在于,所述支承构件构成为滚珠丝杠传动机构,其中所述外部的滚动轨道构成在滚珠丝杠螺母上,并且所述内部的滚动轨道构成在丝杠上。
5.一种电的中央分离器,其具有根据权利要求1至4中任一项所述的支承构件(7)。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014213436.6A DE102014213436A1 (de) | 2014-07-10 | 2014-07-10 | Lagerbauteil |
| DE102014213436.6 | 2014-07-10 | ||
| PCT/DE2015/200147 WO2016004931A1 (de) | 2014-07-10 | 2015-03-12 | Lagerbauteil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106489036A true CN106489036A (zh) | 2017-03-08 |
Family
ID=52807485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580037176.7A Pending CN106489036A (zh) | 2014-07-10 | 2015-03-12 | 支承构件 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20170175860A1 (zh) |
| CN (1) | CN106489036A (zh) |
| DE (1) | DE102014213436A1 (zh) |
| MX (1) | MX2016017264A (zh) |
| WO (1) | WO2016004931A1 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10830321B2 (en) * | 2016-02-19 | 2020-11-10 | Goodrich Corporation | Actuator ball screw for improved load sharing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6116786A (en) * | 1999-01-20 | 2000-09-12 | Nachi-Fujikoshi Corp. | Clutch bearing for automotive air conditioning compressor |
| EP1429042A1 (en) * | 2001-09-18 | 2004-06-16 | NSK Ltd., | Pulley rotatingly supporting device |
| US20080064505A1 (en) * | 2006-09-09 | 2008-03-13 | Zf Friedrichshafen Ag | Electromotive actuator for deflecting a mechanical part |
| CN100400907C (zh) * | 2002-02-20 | 2008-07-09 | 日本精工株式会社 | 用于压缩机皮带轮的转动支撑装置 |
| CN100570177C (zh) * | 2004-10-22 | 2009-12-16 | 苏顿有限公司 | 具有多点尖拱形剖面螺纹轮廓的改进的预加载滚珠丝杠 |
| DE102010049079A1 (de) * | 2010-10-20 | 2012-04-26 | Schaeffler Technologies Gmbh & Co. Kg | Lageranordnung |
| CN103097771A (zh) * | 2010-06-25 | 2013-05-08 | Ntn株式会社 | 电动致动器 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH356319A (de) | 1955-08-05 | 1961-08-15 | Vyzk Ustav Pro Valiva Loziska | Lager für hohe Drehzahlen |
| US7325974B2 (en) * | 2001-09-18 | 2008-02-05 | Nsk Ltd. | Pulley rotation support apparatus |
-
2014
- 2014-07-10 DE DE102014213436.6A patent/DE102014213436A1/de not_active Withdrawn
-
2015
- 2015-03-12 WO PCT/DE2015/200147 patent/WO2016004931A1/de not_active Ceased
- 2015-03-12 CN CN201580037176.7A patent/CN106489036A/zh active Pending
- 2015-03-12 MX MX2016017264A patent/MX2016017264A/es unknown
- 2015-03-12 US US15/324,409 patent/US20170175860A1/en not_active Abandoned
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6116786A (en) * | 1999-01-20 | 2000-09-12 | Nachi-Fujikoshi Corp. | Clutch bearing for automotive air conditioning compressor |
| EP1429042A1 (en) * | 2001-09-18 | 2004-06-16 | NSK Ltd., | Pulley rotatingly supporting device |
| CN100400907C (zh) * | 2002-02-20 | 2008-07-09 | 日本精工株式会社 | 用于压缩机皮带轮的转动支撑装置 |
| CN100570177C (zh) * | 2004-10-22 | 2009-12-16 | 苏顿有限公司 | 具有多点尖拱形剖面螺纹轮廓的改进的预加载滚珠丝杠 |
| US20080064505A1 (en) * | 2006-09-09 | 2008-03-13 | Zf Friedrichshafen Ag | Electromotive actuator for deflecting a mechanical part |
| CN103097771A (zh) * | 2010-06-25 | 2013-05-08 | Ntn株式会社 | 电动致动器 |
| DE102010049079A1 (de) * | 2010-10-20 | 2012-04-26 | Schaeffler Technologies Gmbh & Co. Kg | Lageranordnung |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016004931A1 (de) | 2016-01-14 |
| US20170175860A1 (en) | 2017-06-22 |
| DE102014213436A1 (de) | 2016-01-14 |
| MX2016017264A (es) | 2017-05-08 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170308 |
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