DE3115780A1 - Segmental cage - Google Patents

Segmental cage

Info

Publication number
DE3115780A1
DE3115780A1 DE19813115780 DE3115780A DE3115780A1 DE 3115780 A1 DE3115780 A1 DE 3115780A1 DE 19813115780 DE19813115780 DE 19813115780 DE 3115780 A DE3115780 A DE 3115780A DE 3115780 A1 DE3115780 A1 DE 3115780A1
Authority
DE
Germany
Prior art keywords
segment
damping element
cage according
cage
recesses
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.)
Granted
Application number
DE19813115780
Other languages
German (de)
Other versions
DE3115780C2 (en
Inventor
Bernhard 8726 Gochsheim Knappe
Werner Ing.(grad.) 8721 Dittelbrunn Planek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHO Holding GmbH and Co KG
Original Assignee
FAG Kugelfischer Georg Schaefer KGaA
Kugelfischer Georg Schaefer and Co
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 FAG Kugelfischer Georg Schaefer KGaA, Kugelfischer Georg Schaefer and Co filed Critical FAG Kugelfischer Georg Schaefer KGaA
Priority to DE19813115780 priority Critical patent/DE3115780C2/en
Publication of DE3115780A1 publication Critical patent/DE3115780A1/en
Application granted granted Critical
Publication of DE3115780C2 publication Critical patent/DE3115780C2/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/66Special parts or details in view of lubrication
    • F16C33/6637Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6681Details of distribution or circulation inside the bearing, e.g. grooves on the cage or passages in the rolling elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/16Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
    • F16C19/163Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
    • F16C19/166Four-point-contact ball bearings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30Parts of ball or roller bearings
    • F16C33/38Ball cages
    • F16C33/3818Ball cages formed of unconnected segments
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00Application independent of particular apparatuses
    • F16C2300/10Application independent of particular apparatuses related to size
    • F16C2300/14Large applications, e.g. bearings having an inner diameter exceeding 500 mm

Abstract

In a segmental cage for rolling bearings each segment (4) is provided on at least one end pointing in the circumferential direction with a damping element (5) in order to avoid disturbing development of noise and to reduce the tolerance sensitivity. <IMAGE>

Description

SegmentkäfigSegment cage

Die Erfindung betrifft einen Segmentkäfig für Drehkränze nach dem Oberbegriff des Anspruchs 1.The invention relates to a segment cage for slewing rings after Preamble of claim 1.

Insbesondere bei großen Lagern werden immer häufiger Segmentkäfige verwendet. Aus der DE-AS 10 26 577 ist ein Segmentkäfig für Wälzkörper bekannt, bei dem; in jedem Käfigsegment zwei oder mehrere Wälzkörper in-Binzeltaschen untergebracht sind.Segment cages are becoming more and more common, especially with large bearings used. From DE-AS 10 26 577 a segment cage for rolling elements is known, in which; in each cage segment two or more rolling elements are housed in single pockets are.

Nachteilig ist bei dieser Ausführung, daß die einzelnen Segmente unter bestimmten Bedingungen störende Geräusche verursachen, die durch Aufeinanderschlagen der Segmente in Umfangsrichtung entstehen. Außerdem ist bei den herkömmlichen Segmentkäfigen ein bestimmtes Käfigsegmentendspiel erforderlich, um ein Verklemmen des Käfigs zu vermeiden, was eine enge Toleranz der Einzelsegmente erfordert, die zudem bei jedem Lagerdurchmesser anders ist.The disadvantage of this design is that the individual segments under cause annoying noises under certain conditions by hitting each other of the segments arise in the circumferential direction. In addition, the conventional segment cages a certain cage segment end play is required to prevent the cage from jamming avoid, which requires a tight tolerance of the individual segments, which also applies to each Bearing diameter is different.

Es ist Aufgabe der Erfindung, einen Segmentkäfig so weiterzubilden, daß eine störende Geräuschentwicklung vermieden bzw. stark reduziert wird und die Toleranzempfindlichkeit der Käfigsegemente verringert wird.It is the object of the invention to develop a segment cage so that that a disturbing noise is avoided or greatly reduced and the Tolerance sensitivity of the cage segments is reduced.

Diese Aufgabe wird gemäß dem kennzeichnenden Teil des knspruchs 1 gelöst. Weitere vorteilhafte Ausführungen sind den Unteransprüchen zu entnehmen.This task is carried out according to the characterizing part of claim 1 solved. Further advantageous designs can be found in the subclaims.

Ein Ausführungsbeispiel der Erfindung ist in den nachfolgenden Figuren dargestellt.An embodiment of the invention is shown in the following figures shown.

Es zeigt: Fig. 1 einen Teilquerschnitt durch ein Schwenklager, das mit Segmentkäfigen gemäß der Erfindung ausgestattet ist.It shows: FIG. 1 a partial cross section through a pivot bearing which is equipped with segment cages according to the invention.

Fig. 2 einen Teilausschnitt eines Schwenklagers nach Fig. 1 in der Draufsicht.FIG. 2 shows a partial section of a pivot bearing according to FIG. 1 in FIG Top view.

Fig. 3 ein Segment mit eingebautem Dämpfungselement in der Vorderansicht.3 shows a segment with a built-in damping element in a front view.

Fig. 4 das Segment nach Fig. 3 in der Draufsicht.FIG. 4 shows the segment according to FIG. 3 in plan view.

Fig. 5 eine weitere Ausführung eines Segments mit Dämpfungselement in der Vorderansicht.5 shows a further embodiment of a segment with a damping element in the front view.

Fig. 6 eine weitere Ausführung eines Segments mit Wulst und Dämpfungseleinent.6 shows a further embodiment of a segment with a bead and a damping element.

Fig. 7 eine andere Ausbildung eines Segments mit Wulst und seitlich angebrachten Ausnehmungen.7 shows another embodiment of a segment with a bulge and laterally attached recesses.

Fig. 8 eine weitere Ausbildung eines Segments mit Wulst und Ausnehmungen.8 shows a further embodiment of a segment with a bead and recesses.

Fig. 9 eine weitere Ausbildung eines Segments mit stirnseitig angeordneten Federn.9 shows a further embodiment of a segment with Feathers.

In Fig. 1 sind der Außenring mit 1, der Innenring mit 2, die Wälzkörper mit 3 und die Käfigsegmente mit 4 bezeichnet.In Fig. 1, the outer ring with 1, the inner ring with 2, the rolling elements with 3 and the cage segments with 4.

Wie aus Fig.:2 ersichtlich, werden je zwei Wälzkörper 3 von einem Segment 4- auf, Abstand gehalten. Das Segment 4 ist an mindestens einem in Umfangsrichtung weisenden Ende mit einem 1>ämpfungselement 5 versehen, das das jeweils nächste Segment berührt. Dadurch wird das sogenannte Klatschgeräusch vermieden und die Toleranzunempfindlichkeit erhöht.As can be seen from Fig.:2, two rolling elements 3 of one Segment 4- open, kept distance. The segment 4 is at least one in the circumferential direction facing end with a 1> damping element 5, which is the next segment touched. This avoids the so-called clapping sound and the tolerance insensitivity increases.

In Fig. 3 und 4 ist das Dämpfungselement 5 als Dichtlippe ausgebildet, was den Vorteil hat, daß solche Profile, vorzugsweise aus Gummi, als Meterware im Handel' erhältlich und somit billig sind. Die Dichtlippe wird entsprechend der Segmentbreite vom Profil abgeschnitten und in eine Ausnehmung 4' des Segments 4 eingeklebt.In Fig. 3 and 4 the damping element 5 is designed as a sealing lip, which has the advantage that such profiles, preferably made of rubber, are sold by the meter Trade 'available and are therefore cheap. The sealing lip is made according to the segment width cut off from the profile and glued into a recess 4 'of the segment 4.

Wie aus Fig. 5 ersichtlich, kann das Dämpfungselement 5 auch einen kreisförmigen Querschnitt aufweisen. Die Befestigung des Dämpfungselements 5 am Segment 4 kann auch durch Fotmschluß erfolgen, indem z. B. das Dämpfungselement im Querschnitt H-förmig oder X-förmig ausgebildet ist und die Ausnehmung 4' mit Vorsprüngen versehen ist, die vom Dämpfungselement hintergriffen werden.As can be seen from Fig. 5, the damping element 5 can also have a have circular cross-section. The attachment of the damping element 5 on Segment 4 can also be done by photoclosure by z. B. the damping element is H-shaped or X-shaped in cross section and the recess 4 'with Projections is provided, which are engaged from behind by the damping element.

In Fig. 6 ist ein Segment gezeigt, das an seinen im Umfangsrichtung weisenden Enden, mit einem Wulst versehen ist, der in seinen Ausnehmungen Gummileisten trägt, Der Wulst hat den Vorteil, daß die Segmente an ihrer Lauffläche auf den Borden einen hydrodynamischen Schmierkeil aufbauen können und daß die Segmente sich nicht an ihren Berührstellen gegenseitig beschädigen können. Die Wülste ermöglichen auch einen genau definierten Bordspalt selbst bei unterschiedlichen Lagerabmessungen, so daß die konstruktive Auslegung der Lager in einfacher Weise möglich ist.In Fig. 6, a segment is shown, which at its in the circumferential direction facing ends, is provided with a bead, the rubber strips in its recesses carries, the bead has the advantage that the segments on their running surface on the brims can build a hydrodynamic lubricating wedge and that the segments are not can damage each other at their contact points. The beads also allow a precisely defined rim gap even with different storage dimensions, so that the structural design of the bearing is possible in a simple manner.

In Fig. 7 ist ein Segment mit Wulst und seitlich angeordneten Ausnehmungen gezeigt. Durch diese Ausführung wirken die Vorsprünge selbst als Dämpfungselement, da sie sich am jeweiligen Nachbarsegment federnd abstützen, und somit das Auflaufgeräusch dämpfen.In Fig. 7 is a segment with a bead and laterally arranged recesses shown. With this design, the projections themselves act as a damping element, because they are resiliently supported on the respective neighboring segment, and thus the impact noise dampen.

Dieser Dämpfungseffekt tritt auch bei einer Ausführung nach Fig. 8 auf, bei der parallel zur Stirnseite eine Nut angeordnet ist.This damping effect also occurs in an embodiment according to FIG. 8 on, in which a groove is arranged parallel to the end face.

Wie aus Fig. 9 ersichtlich ist, kann der Dämpfungseffekt auch durch Federn erzielt werden, die in stirnseitig eingebrachten Bohrungen angeordnet sind.As can be seen from FIG. 9, the damping effect can also be achieved by Springs are achieved, which are arranged in holes introduced on the face side.

Claims (7)

Ansprüche 1.)Segmentkäeig für Wälzlager, vorzugsweise für Drehkränze oder dergleichen, bei dem je zwei Wälzkörper in entsprechend ausgebildeten Ausnehmungen des Segments auf Abstand gehalten werden, dadurch gekennzeichnet, daß jedes Segment (4) an mindestens einem in Umfangsrichtung weisenden Ende mit einem Dämpfungselement (5) versehen ist. Claims 1.) segment cage for rolling bearings, preferably for slewing rings or the like, in which there are two rolling elements in appropriately designed recesses of the segment are kept at a distance, characterized in that each segment (4) at least one end pointing in the circumferential direction with a damping element (5) is provided. 2. Segmentkäfig nach Anspruch 1, dadurch gekennzeichnet, daß das Dämpfungselement (5) aus elastischem Material, wie z. B. Gummi besteht. 2. segment cage according to claim 1, characterized in that the Damping element (5) made of elastic material, such as. B. consists of rubber. 3. Segmentkäfig nach Anspruch 1, dadurch gekennzeichnet, daß das Dämpfungselement (5) als profiliertes Teil z. B. als Dichtlippe ausgebildet ist. 3. segment cage according to claim 1, characterized in that the Damping element (5) as a profiled part z. B. is designed as a sealing lip. 4. Segmentkäfig nach Anspruch 3, dadurch gekennzeichnet, daß die Dichtlippe in einer Ausnehmung (4') des Segments (4) befestigt, vor:ugsweise geklebt ist. 4. segment cage according to claim 3, characterized in that the Sealing lip fastened in a recess (4 ') of the segment (4), in front of: possibly glued is. 5. Segmentkäfig nach Anspruch 1, dadurch gekennzeichnet, daß jedes Segment (4) an seinen in Umfangsrichtung weisenden Enden mit einem Wulst versehen ist, der Ausnehmungen (4') aufweist. 5. segment cage according to claim 1, characterized in that each Segment (4) is provided with a bead at its ends pointing in the circumferential direction is, which has recesses (4 '). 6. Segmentkäfig nach Anspruch 5, dadurch gekennzeichnet, daß in die stirnneitig angeordneten Ausnehmungen Gummileisten eingebracht sind. 6. segment cage according to claim 5, characterized in that in the recesses arranged on the front side, rubber strips are introduced. 7. Segmentkäfig nach Anspruch 1, dadurch gekennzeichnet, daß in die stirnseitig eingebrachten Bohrungen Federn vorgesehen sind.7. segment cage according to claim 1, characterized in that in the frontal holes made springs are provided.
DE19813115780 1981-04-18 1981-04-18 Segment cage for roller bearings Expired DE3115780C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19813115780 DE3115780C2 (en) 1981-04-18 1981-04-18 Segment cage for roller bearings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813115780 DE3115780C2 (en) 1981-04-18 1981-04-18 Segment cage for roller bearings

Publications (2)

Publication Number Publication Date
DE3115780A1 true DE3115780A1 (en) 1982-11-25
DE3115780C2 DE3115780C2 (en) 1984-02-09

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537676A1 (en) * 1982-12-08 1984-06-15 Kugelfischer G Schaefer & Co Segmentary roller bearing cage
FR2617924A1 (en) * 1987-07-09 1989-01-13 Kugelfischer G Schaefer & Co CAGE FOR BEARING, IN PARTICULAR BEARING BEARING
DE10010295A1 (en) * 2000-03-02 2001-09-06 Schaeffler Waelzlager Ohg Radial-axial roller bearing comprises radial bearing with coaxial inner and outer rings and rollers between and axial bearings comprising rollers between faces of outer ring and guide rings made in one piece with sections of inner ring
DE10010075A1 (en) * 2000-03-02 2001-09-06 Schaeffler Waelzlager Ohg Radial-axial roller bearing comprises radial bearing with coaxial inner and outer rings and rollers between and axial bearings comprising rollers between faces of outer ring and guide rings held in position by profiled edges on them
WO2007054418A2 (en) * 2005-11-12 2007-05-18 Schaeffler Kg Cage for a roller bearing
EP1961983A1 (en) * 2005-12-16 2008-08-27 Ntn Corporation Roller bearing, main shaft support structure for wind-driven generator, intermediate element, and retainer segment
WO2012084411A1 (en) * 2010-12-23 2012-06-28 Schaeffler Technologies AG & Co. KG Rolling bearing cage and rolling bearing
DE102014207931A1 (en) * 2014-04-28 2015-10-29 Aktiebolaget Skf Damper for a cage segment of a rolling bearing
DE102015214467A1 (en) 2015-07-30 2017-02-02 Schaeffler Technologies AG & Co. KG Clutch
DE102016206072A1 (en) * 2016-04-12 2017-10-12 Schaeffler Technologies AG & Co. KG Rolling bearing cage and mounting method for a rolling bearing cage
JP2017201214A (en) * 2017-08-18 2017-11-09 Ntn株式会社 Solid lubricant rolling bearing
US10190576B2 (en) * 2006-03-10 2019-01-29 Ntn Corporation Roller bearing, retainer segment, spacer and main shaft support structure of wind-power generator
US10760616B2 (en) 2013-09-19 2020-09-01 Ntn Corporation Solid lubricant and solid-lubrication rolling bearing

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10246825B4 (en) 2002-10-08 2019-02-14 Aktiebolaget Skf Cage for a rolling bearing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1026577B (en) * 1956-06-06 1958-03-20 Skf Kugellagerfabriken Gmbh Cage for radial roller bearings
FR1332286A (en) * 1961-07-28 1963-07-12 Rothe Erde Eisenwerk Cages for large bearing rings

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1026577B (en) * 1956-06-06 1958-03-20 Skf Kugellagerfabriken Gmbh Cage for radial roller bearings
FR1332286A (en) * 1961-07-28 1963-07-12 Rothe Erde Eisenwerk Cages for large bearing rings

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537676A1 (en) * 1982-12-08 1984-06-15 Kugelfischer G Schaefer & Co Segmentary roller bearing cage
FR2617924A1 (en) * 1987-07-09 1989-01-13 Kugelfischer G Schaefer & Co CAGE FOR BEARING, IN PARTICULAR BEARING BEARING
DE10010295A1 (en) * 2000-03-02 2001-09-06 Schaeffler Waelzlager Ohg Radial-axial roller bearing comprises radial bearing with coaxial inner and outer rings and rollers between and axial bearings comprising rollers between faces of outer ring and guide rings made in one piece with sections of inner ring
DE10010075A1 (en) * 2000-03-02 2001-09-06 Schaeffler Waelzlager Ohg Radial-axial roller bearing comprises radial bearing with coaxial inner and outer rings and rollers between and axial bearings comprising rollers between faces of outer ring and guide rings held in position by profiled edges on them
WO2001065131A1 (en) * 2000-03-02 2001-09-07 Ina-Schaeffler Kg Radial-axial roller bearing
US6543938B2 (en) 2000-03-02 2003-04-08 INA Wälzlager Schaeffler oHG Radial-axial roller bearing
WO2007054418A2 (en) * 2005-11-12 2007-05-18 Schaeffler Kg Cage for a roller bearing
WO2007054418A3 (en) * 2005-11-12 2007-06-28 Schaeffler Kg Cage for a roller bearing
EP1961983A1 (en) * 2005-12-16 2008-08-27 Ntn Corporation Roller bearing, main shaft support structure for wind-driven generator, intermediate element, and retainer segment
EP1961983A4 (en) * 2005-12-16 2010-08-04 Ntn Toyo Bearing Co Ltd Roller bearing, main shaft support structure for wind-driven generator, intermediate element, and retainer segment
US8608387B2 (en) 2005-12-16 2013-12-17 Ntn Corporation Roller bearing and main shaft support structure of wind-power generator
US8308372B2 (en) 2005-12-16 2012-11-13 Ntn Corporation Roller bearing and main shaft support structure of wind-power generator
US10190576B2 (en) * 2006-03-10 2019-01-29 Ntn Corporation Roller bearing, retainer segment, spacer and main shaft support structure of wind-power generator
WO2012084411A1 (en) * 2010-12-23 2012-06-28 Schaeffler Technologies AG & Co. KG Rolling bearing cage and rolling bearing
US8888373B2 (en) 2010-12-23 2014-11-18 Schaeffler Technologies Gmbh & Co. Kg Rolling bearing cage and rolling bearing
CN103270325A (en) * 2010-12-23 2013-08-28 谢夫勒科技股份两合公司 Rolling bearing cage and rolling bearing
US10760616B2 (en) 2013-09-19 2020-09-01 Ntn Corporation Solid lubricant and solid-lubrication rolling bearing
DE102014207931A1 (en) * 2014-04-28 2015-10-29 Aktiebolaget Skf Damper for a cage segment of a rolling bearing
DE102014207931B4 (en) 2014-04-28 2019-06-19 Aktiebolaget Skf Rolling bearings with cage segments with dampers
DE102015214467A1 (en) 2015-07-30 2017-02-02 Schaeffler Technologies AG & Co. KG Clutch
DE102016206072A1 (en) * 2016-04-12 2017-10-12 Schaeffler Technologies AG & Co. KG Rolling bearing cage and mounting method for a rolling bearing cage
DE102016206072B4 (en) * 2016-04-12 2018-02-22 Schaeffler Technologies AG & Co. KG Rolling bearing cage
JP2017201214A (en) * 2017-08-18 2017-11-09 Ntn株式会社 Solid lubricant rolling bearing

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: FAG KUGELFISCHER GEORG SCHAEFER KGAA, 8720 SCHWEIN

D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer