EP3743632A1 - Lager und verfahren zum herstellen eines lagers - Google Patents
Lager und verfahren zum herstellen eines lagersInfo
- Publication number
- EP3743632A1 EP3743632A1 EP19705917.3A EP19705917A EP3743632A1 EP 3743632 A1 EP3743632 A1 EP 3743632A1 EP 19705917 A EP19705917 A EP 19705917A EP 3743632 A1 EP3743632 A1 EP 3743632A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bearing
- functional module
- bearing component
- component
- ring
- 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.)
- Ceased
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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/007—Encoders, e.g. parts with a plurality of alternating magnetic poles
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of 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
- 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
- F16C33/46—Cages for rollers or needles
-
- 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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/004—Electro-dynamic machines, e.g. motors, generators, actuators
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2233/00—Monitoring condition, e.g. temperature, load, vibration
-
- 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
- F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
- F16C41/008—Identification means, e.g. markings, RFID-tags; Data transfer means
Definitions
- the invention relates to a bearing, in particular rolling bearing or sliding bearing, with a first bearing component, in particular a bearing ring and / or a
- the invention relates to a method for Fierstellen a bearing, in particular a rolling bearing or plain bearing, with a first bearing component, in particular a bearing ring and / or a WälzArchitectzufig, and a functional module for detecting a measured variable and / or to activate state changes and / or processing information and / or energy.
- Such bearings with a functional module for detecting a measured variable are also referred to as sensor bearings.
- Sensor bearings designed as rolling bearings are known, for example, under the name FAG VARIOSENSE®.
- additional sensor rings are provided in the axial direction in addition to the bearing rings, which comprise one or more sensor modules or a measuring object cooperating with the sensor modules. This additional sensor ring increases the space required for the bearing compared with a conventional bearing without a sensor module. It is therefore especially in such
- DE 10 2014 204 025 A1 describes a rolling bearing with a bearing ring which has a material recess into which a measuring element is introduced.
- a measuring element In this rolling bearing, an undesired increase in the installation space can be avoided by the measuring element by the measuring element is arranged flush with the outer contour of the bearing ring.
- the measuring element must be pressed into the material recess after the production of the bearing ring, which entails a certain amount of work. moreover can unwanted damage to the measuring element by
- the task is to provide a bearing with a functional module, which does not increase the space required for the storage space and can be produced with reduced effort, the protection against undesired damage to the functional module is improved.
- a bearing in particular rolling bearing or sliding bearing
- a first bearing component in particular a bearing ring and / or a Wälz stresseshanfig
- a functional module for detecting a measured variable and / or to activate state changes and / or processing of information and / or for providing energy, wherein the functional module is completely enclosed within the first bearing component.
- an undesired increase in the installation space can be avoided in that the functional module is arranged completely enclosed within the first bearing component. This means that the functional module is completely surrounded by the material of the bearing component. Enclosing moreover protects the sensor component against external adverse effects.
- the functional module can be designed, for example, as a sensor module or actuator module or processor module or energy supply module.
- the first bearing component is preferably a bearing ring or a rolling element cage.
- the bearing can be designed as a linear bearing, in particular a linear roller bearing or linear plain bearing, or as a pivot bearing, in particular a roller bearing or a rotary plain bearing.
- the function module is designed as a sensor module, it preferably comprises at least one sensor, for example a speed sensor, a temperature sensor or a vibration sensor. This is especially preferred Function module, a plurality of sensors, in particular sensors selected from the aforementioned list on.
- the bearing has a second bearing component, which is in particular formed from a plastic, and a measuring object interacting with the functional module is arranged completely enclosed within the second bearing component.
- a second bearing component which is in particular formed from a plastic
- a measuring object interacting with the functional module is arranged completely enclosed within the second bearing component.
- the DUT is completely surrounded by the material of the bearing component.
- the first bearing component is a first bearing ring of the bearing and the second bearing component is a second bearing ring, so that via the functional module, a relative movement of the two bearing rings can be detected.
- another bearing component is a first bearing ring of the bearing and the second bearing component is a second bearing ring, so that via the functional module, a relative movement of the two bearing rings can be detected.
- Function module is completely enclosed within the second bearing component, so that measured variables can be determined both on the first bearing component, such as a first bearing ring, and on the second bearing component, such as a second bearing ring or a roller bearing cage.
- the bearing has a third bearing component or further bearing components, which are formed from a plastic, and a measuring object cooperating with the functional module and / or a further functional module is arranged completely enclosed within the third or further bearing component.
- a preferred embodiment provides that the first bearing component and / or the second bearing component is formed from a plastic by a
- Plastic injection molding is made.
- the plastic injection molding offers the advantage that the functional module or with the functional module
- cooperating measuring object can be introduced during spraying of the respective bearing part in the bearing part, without the additional processing steps are required.
- Bearing component and / or the second bearing component is made by a 3D printing process.
- the first bearing component and / or the second bearing component formed of a plastic.
- the first bearing component and / or the second bearing component may be formed from a metal.
- 3D printing does not require a tool adapted to the shape of the bearing component to be made. Rather, even small quantities of bearing components can be produced economically, it being possible to integrate the functional module or the measuring object interacting with the functional module when printing the respective bearing part in the bearing part.
- a first bearing component in particular a bearing ring and / or a WälzSystem hofig
- a functional module for detecting a measured variable and / or to activate state changes and / or
- the first bearing component is formed from a plastic.
- the first bearing component may be formed of a metal.
- the bearing has a second bearing component and a measuring object cooperating with the functional module and / or a further functional module is arranged such that it is completely enclosed within the second bearing component.
- Bearing component is formed of a plastic and is produced by a plastic injection molding process.
- co-acting measuring object is overmolded, so that the introduction of the
- the functional module or the measurement object can be placed, for example, in an injection mold and encapsulated with the plastic. After injection molding, a post-processing of the
- Bearing component e.g. done by grinding.
- first bearing component and / or the second bearing component is produced by means of a 3D printing method.
- the first bearing component and / or the second bearing component can be printed from a plastic or a metal.
- the first bearing component is printed on the functional module or printed around the functional module around, so that the functional module can be included in the printing of the bearing component in this.
- the second bearing component is printed on the functional module or printed around the functional module around, so that the functional module can be included in the printing of the bearing component in this.
- Bearing component to be printed on the cooperating with the functional module measurement object or the other functional module or printed around.
- a first region of the first bearing component is printed with a recess
- the functional module is introduced into the recess and then a second region of the first bearing component is printed on the functional module.
- a first region of the second bearing component can be printed with a recess
- the measurement object or another functional module can be introduced into the recess and then a second region of the second bearing component can be printed on the measurement object or the further functional module.
- an element of the functional module or of the test object for example a housing of the functional module or test object, by means of a 3D printing process is produced.
- this element of the functional module is printed on or printed around the measuring object or functional module cooperating with the functional module.
- the bearing has a bearing component made of metal, it has proven to be advantageous if the functional module or the object to be measured is inserted into the bearing component during a forming process.
- a functional module or a measuring object can be introduced into it.
- Embodiments alone or in combination find application.
- FIG. 1 shows a first embodiment of a bearing according to the invention in a schematic sectional view
- FIG. 2 shows a second embodiment of a bearing according to the invention in a schematic sectional view
- FIG. 3 shows a further schematic sectional view of the bearing from FIG. 2.
- Fig. 1 is designed as a rolling bearing 1 according to a first
- the bearing 1 has as
- Bearing components inter alia, an outer bearing ring 2, a relative to the outer bearing ring 2 rotatable inner bearing ring 3 and between the outer bearing ring 2 and the inner bearing ring 3 arranged rolling elements 4.
- Rolling elements 4 are arranged in a rolling element cage 5.
- the interior of the bearing 1, ie the space between the outer bearing ring 2 and the inner Bearing ring 3 is sealed by sealing elements 6, so that a lubricant present in the interior can not escape undesirable, but the interior is not affected by penetrating impurities.
- the bearing 1 has a plurality of sensor modules designed as functional modules 10 for detecting at least one measured variable and is also referred to as a sensor bearing.
- These functional modules 10 may have, for example, a sensor for detecting the temperature, vibrations or the rotational speed of the bearing 1.
- the outer bearing ring 2 and the inner bearing ring 3 is formed of a plastic and the functional modules 10 are completely enclosed within the outer bearing ring 2 and the inner bearing ring 3. In this way, in addition, an economical production of the bearing and an improved protection of the functional modules from environmental influences can be achieved.
- a plurality of measuring objects 11 are provided, which interact with one or more of the functional modules 10
- a first measuring object 11 is rotatably connected to the outer one
- the first measurement object can be provided with a functional module 10 arranged on the inner bearing ring 3
- a second measurement object 11 is arranged on the roller body cage 5.
- one or more of the measuring objects 11 may be completely enclosed within a bearing component, for example within the outer bearing ring 2, the inner bearing ring 3 or the rolling element cage 5.
- FIG. 2 and 3 is a second embodiment of a schematically
- This bearing 1 also has an outer bearing ring 2 and an inner bearing ring 3, which are both made of a plastic. Any rolling elements or a WälzMechkafig are in these
- Function module 10 is arranged.
- the functional module 10 is completely enclosed by the material of the outer bearing ring 2 and does not protrude beyond the outer contour of the outer bearing ring 2, so that the bearing 1 can replace a conventional bearing without functional module 10 without requiring additional space.
- the functional module 10 may include, for example, a sensor for determining the temperature or vibrations.
- the outer bearing ring 2 is formed as a first bearing component made of a plastic.
- a functional module 10 is arranged such that it is completely enclosed within the outer bearing ring 2.
- the inner bearing ring 3 is made of a
- Bearing ring 2 produced by a plastic injection molding.
- an adapted to the shape of the outer bearing ring 2 injection mold is provided, in which a plastic for forming the outer bearing ring 2 is injected.
- one or more functional modules 10 are additionally introduced into the injection molding tool, so that the functional module or modules 10 are overmolded.
- the outer bearing ring 2 thus obtained becomes
- the inner bearing ring 3 and / or the rolling bearing cage 5 can be produced by a corresponding plastic injection molding.
- one or more additional functional modules 10 or a measuring object 11 are introduced into the respective bearing component 3, 5.
- a second variant of the manufacturing process provides that the outer
- Bearing ring 2 is produced by a 3D printing process, wherein the or the functional modules 10 are introduced during printing of the outer bearing ring 2 in this. For example, at first a first area of the outer bearing ring 2 can be printed and a functional module 10 can be applied to the first area. During subsequent printing, the functional module 10 can then be enclosed by a second region of the outer bearing ring 2 and / or the second region can be printed on the functional module 10.
- Function module 10 are produced, which does not increase the space required for the bearing 1 space and can be produced with reduced effort, the protection against undesired damage to the functional module 10 is improved.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018101508.9A DE102018101508A1 (de) | 2018-01-24 | 2018-01-24 | Lager und Verfahren zum Herstellen eines Lagers |
| PCT/DE2019/100049 WO2019144989A1 (de) | 2018-01-24 | 2019-01-18 | Lager und verfahren zum herstellen eines lagers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3743632A1 true EP3743632A1 (de) | 2020-12-02 |
Family
ID=65493766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19705917.3A Ceased EP3743632A1 (de) | 2018-01-24 | 2019-01-18 | Lager und verfahren zum herstellen eines lagers |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20210071716A1 (de) |
| EP (1) | EP3743632A1 (de) |
| CN (1) | CN111601976A (de) |
| DE (1) | DE102018101508A1 (de) |
| WO (1) | WO2019144989A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114585821A (zh) * | 2019-11-05 | 2022-06-03 | 舍弗勒技术股份两合公司 | 用于减小滚动轴承设备的振动的方法 |
| CN113125154A (zh) * | 2021-04-07 | 2021-07-16 | 重庆大学 | 集成式智能轴承 |
| DE102022124480A1 (de) | 2022-09-23 | 2024-03-28 | R. Stahl Schaltgeräte GmbH | Dichtungsanordnung und Verfahren zur Zustands- und/oder Leckagenüberwachung der Dichtung |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4218949A1 (de) * | 1992-06-10 | 1993-12-16 | Schaeffler Waelzlager Kg | Kraftmeßlager |
| US5599112A (en) * | 1995-08-17 | 1997-02-04 | Ansimag Inc. | Axial bearing having a variable coefficient of friction for monitoring wear |
| FR2826413B1 (fr) * | 2001-06-20 | 2003-10-17 | Skf Ab | Palier a roulement instrumente |
| EP1803953B1 (de) * | 2004-09-10 | 2013-11-06 | NTN Corporation | Lagervorrichtung für ein rad mit drehzahlerfassungsvorrichtung |
| US8313240B2 (en) * | 2007-03-12 | 2012-11-20 | Aktiebolaget Skf | Sensorized bearing unit |
| KR20130091259A (ko) * | 2010-07-02 | 2013-08-16 | 아크티에볼라게트 에스케이에프 | 추가부품을 가진 베어링 링 및 베어링 링을 생산하기 위한 방법 |
| DE102010035265A1 (de) * | 2010-08-24 | 2012-03-01 | Schaeffler Technologies Gmbh & Co. Kg | Schrägwälzlager mit piezoelektrischer Kompensationseinrichtung und Verfahren zum Betreiben derselben |
| DE102012200776B4 (de) * | 2012-01-20 | 2014-06-05 | Aktiebolaget Skf | Wälzkörper und Verfahren zur Herstellung eines Wälzkörpers |
| JP2015505598A (ja) * | 2012-01-26 | 2015-02-23 | アクティエボラゲット・エスコーエッフ | 磁気及び/または電子素子を有するロールベアリング組立体 |
| DE102013001117B4 (de) * | 2013-01-23 | 2015-09-03 | Audi Ag | Radlager für die rotatorische Lagerung einer Radnabe eines Fahrzeugs |
| DE102013001114B4 (de) * | 2013-01-23 | 2015-09-03 | Audi Ag | Radlager für die rotatorische Lagerung einer Radnabe eines Fahrzeugs |
| GB2521393A (en) * | 2013-12-18 | 2015-06-24 | Skf Ab | A building block for a mechanical construction |
| DE102014204025A1 (de) | 2014-03-05 | 2015-09-10 | Schaeffler Technologies AG & Co. KG | Bauteil mit einem wenigstens einen Sensor aufweisenden Messelement |
| DE102014221946A1 (de) * | 2014-10-28 | 2016-04-28 | Schaeffler Technologies AG & Co. KG | Fanglager mit Speicherelement für eine Magnetlagerung |
| EP3290895A4 (de) * | 2015-04-30 | 2018-05-09 | NSK Ltd. | System zur diagnose von anomalien |
| DE102015216576A1 (de) * | 2015-08-31 | 2017-03-02 | Schaeffler Technologies AG & Co. KG | Radlageranordnung für eine Fahrzeugachse |
| DE102015224042A1 (de) * | 2015-12-02 | 2017-06-08 | Schaeffler Technologies AG & Co. KG | Leitfähige Dichtung mit metallischen Strukturen |
-
2018
- 2018-01-24 DE DE102018101508.9A patent/DE102018101508A1/de not_active Ceased
-
2019
- 2019-01-18 EP EP19705917.3A patent/EP3743632A1/de not_active Ceased
- 2019-01-18 WO PCT/DE2019/100049 patent/WO2019144989A1/de not_active Ceased
- 2019-01-18 CN CN201980007229.9A patent/CN111601976A/zh active Pending
- 2019-01-18 US US16/962,412 patent/US20210071716A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| DE102018101508A1 (de) | 2019-07-25 |
| US20210071716A1 (en) | 2021-03-11 |
| WO2019144989A1 (de) | 2019-08-01 |
| CN111601976A (zh) | 2020-08-28 |
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