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WO2015048950A1 - Ensemble formant palier de satellite - Google Patents

Ensemble formant palier de satellite Download PDF

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Publication number
WO2015048950A1
WO2015048950A1 PCT/DE2014/200407 DE2014200407W WO2015048950A1 WO 2015048950 A1 WO2015048950 A1 WO 2015048950A1 DE 2014200407 W DE2014200407 W DE 2014200407W WO 2015048950 A1 WO2015048950 A1 WO 2015048950A1
Authority
WO
WIPO (PCT)
Prior art keywords
bearing
planetary gear
layer
sliding
hardened
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
Application number
PCT/DE2014/200407
Other languages
German (de)
English (en)
Inventor
Alexander Güttler
Michael Plogmann
Christian Forstner
Sven Claus
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
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 Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Publication of WO2015048950A1 publication Critical patent/WO2015048950A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/1045—Details of supply of the liquid to the bearing
    • 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
    • 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
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0469—Bearings or seals
    • F16H57/0471—Bearing
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16C2202/00—Solid materials defined by their properties
    • F16C2202/02—Mechanical properties
    • F16C2202/04—Hardness
    • 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
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • 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
    • F16C2223/00—Surface treatments; Hardening; Coating
    • F16C2223/10—Hardening, e.g. carburizing, carbo-nitriding
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/31—Wind motors
    • 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
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
    • 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
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H2057/085—Bearings for orbital gears

Definitions

  • the invention relates to a Plahetehradlageran extract, comprising a planetary wheel carrier on which a fixed bearing axis is provided, on which bearing axis a Pianetenrad is rotatably mounted on a Bieitlager.
  • a Pianefenradiageran note is usually used in a Planetengeirie- be applied.
  • Such a Pianetengetriebe usually consists of at least one sun gear !: a HohSrad and a planet carrier on which at least one planet gear is rotatably mounted on a bearing axis.
  • the sun gear for example, drives the planetary gear, wherein in most cases several, for example, three planet gears are distributed equidistantly, which are driven together via the sun gear.
  • the planetary gear or wheels mesh with the Hohirad, so that the appropriate translation is given
  • the friction lubricant which carries the circumferential load, generally means the (rotating) time, should be at least partially maintained between the rotating friction partner and the mating partner Due to this design, the surface contour of the mating component adapts to the surface of the friction partner, which is usually designed as a shaft In the hydrodynamic operation, however, one friction partner of the sliding bearing is completely carried by the lubricating film and is above this Sehmi erfilm separated from the mating partner.
  • the hydrodynamic state ' is compared with the fvliuploadsszusiand, (constant pressure) at higher relative speeds ode lower pressures (Relattvgeschwindigkest constant.
  • a friction pusher of the sliding bearing assembly is provided with or consists of a white metal or bronze upper surface, while the other friction partner of the material pair has a surface of unhardened or hardened steel or a hard chromium-plated surface.
  • the friction part consisting of white metal or bronze leads to an early exhaustion of the wear volume prescribed by the system, possibly also to damage and thus to premature failure; of the plain bearing.
  • the field of mixed friction is traversed in particular with each start-up and leakage of the plain bearing.
  • the invention is therefore based on the problem of specifying a Planetenradlageranord- ntmg, which is characterized by a high Verseriißißstoff with simultaneous suitability for writing operation without active lubrication
  • the sliding bearing has an axially provided first casting layer and a second sliding layer provided on the wheel side, the first sliding layer comprising a separated Harissoff shaft and the second sliding shaft a hardened shaft is ischlchencht.
  • the Pianetenradiageranordnüng invention is characterized by a special Werksto fcruuhg in plain bearings.
  • the first sliding layer is formed by a deposited barista layer, which is applied, for example, by means of PVD * or PACVD methods.
  • This hard material layer can be, for example, a diamond-like or diamond-like coating.
  • ⁇ HartsfeffschiGhi are also produced by carbonitriding, in particular suitable is a hard diamond-like coating with the name "Trion-: Durisf the Applicant,
  • layers such as a nickel-chromium layer, a hydrogen-free amorphous Kohlenstoffschschsch or carbon-based layer systems are known each characterized by extreme wear resistance as well as a very good ⁇ sbeetzung.
  • the second material of the invention proposed tribological system is a hardened bruisensohichf. This is preferably produced by corresponding thermal treatment and, if appropriate, introduction of additional, layer-hardening elements such as carbon and the like into the surface layer of the respective plain bearing friction partner, which is usually formed as roller bearing steel or insert steel such as 180 ⁇ -6. Accordingly, in the tribological system according to the invention HartstöffJOcht and hardened ⁇ berläehenschjerr z ⁇ / ei extremely hard Reihpariner given.
  • the hard material layer should have a hardness of at least 800 HV, in particular of at least 1000 HV up to 4000 HV, preferably from 1100 HV to 3000 HV, while the hardened surface layer has a hardness of at least 45 MRG, in particular at least 53 HRC and preferably 55 HRC up to 85 HRC,
  • the hard material layer is preferably deposited directly on the axis, that is, the bearing axis itself is unmiiteibar in the PVD or PAGVD method occupied by the Hartsioffschichi, Alternatively, it is conceivable pushes the hard material on a sleeve which is mounted on the bearing axis to deposit Regardless of whether the hard material layer application is now carried out directly on the bearing housing or a sleeve, sieve consequently finds the hard material layer on the axle side.
  • the hardened ⁇ ber perennial Bark contrast kan can be generated either directly on the inside of a LagerbOhrung the PSanetenrades, or on the inside of a sleeve which is arranged in the bearing bore of the planetary gear.
  • an active lubrication due to the inventive design of the sliding bearing can be dispensed with, since it is basically sufficient if the sliding bearing runs through the oil bath during a complete 360 ° movement relative to the Hohtad. Nevertheless, of course, always a continuous supply of lubricant is expedient, which can be done Erftndungshiel that at least one planetary gear, for example, with the Planeteh- rad rotating retaining element for retaining and / or guiding a lubricant in the region of the sliding bearing is provided. This backhaul element only serves to lubricate the casting area at least in part!
  • Such a Rüekhaiteelemeni can inventively be disc-shaped and designed so that it absorbs the lubricant when immersed in a lubricant sump and the lubricant in further movement of the Planetenra- in the region of the plain bearing ⁇ flows That is, the remindhaiteeiemen quasi lubricant, so oil , ⁇ draws, and the 'lubricant from flowing Joekhaiteelemeni upon further rotation for plain bearings.
  • a ' such ' disc-shaped element for example, a plurality of symmetrically distributed around the circumference arranged, axially projecting and curved webs, which are thus designed wing-like and serve as Schöpfête.
  • the disk-shaped element can have an axial flange cut with a radial flange so that an annular disk results, which can also scoop and store lubricant.
  • the disc-shaped element has an axial deflection » which opens in an opening. This schetb nförm ige element draws while passing through the oil sump lubricant and leads this quasi behind the disc in a gap, which is given in this embodiment between the plane of Pianetenrades and the Schreäbenförmigen element.
  • the or each planetary gear is also mounted axially.
  • at least one axial sliding bearing is provided according to the invention, via which the planet gear is mounted against the planetary carrier, wherein the Axialfager comprises at least one axial disc having a sliding layer in the form of a deposited hard material layer, wherein the Axiai either connected to the planet is and on a trained on the planet gear Geitelfsicht in the form of a hardened surface layer luke, or wherein the Axiaiusion is connected to the Pianetenradisme and running on a formed on the planet gear in the form of a hardened surface layer.
  • the inventively provided iriboiogische system of hard material layer and hardened Oberfi ⁇ - chensehicht used.
  • the Hartsioffschieht is in any case a formed a Axiaiusion, which is part of the ⁇ xialgleitiagers.
  • This axial disc can either be arranged on the planetary gear and rotate with it, the hardened surface layer is in this case formed on the planet carrier, which - of course, the planetary gear - can be hardened in a simple manner.
  • This Axiai disc can be used, for example, rad in a corresponding recessed receptacle on the planet.
  • the Axiaiscope can also be arranged on the planet carrier, the hardened ⁇ ber vomschichi is on Planetary trained * wherein the PSanetenrad as such is usually cured anyway.
  • the Hartstöffschicfit itself is preferably a Kohlenstoffseh seht or a ceramic layer or an iVletaSIcarbid- or etaJinitrid für, or a fvlisch- layer of said layers, wi already executed particularly preferably a known under the trade name "Triondur®" hard material layer is applied It is also possible to incorporate a nanolayer-covering layer of Si or to install it on the side of the schichi document, which causes that in operation anopartikei are rubbed out of Si, which in turn fulfill the function of friction reduction in contact.
  • the hard material layer should have a surface roughness Rz of less than 2, preferably less than i.
  • the surface roughness of the associated hardened surface of the ocher coat is preferably below Rz-2, preferably below Rz-1.
  • the heat-sealing teats of Hartsichofficht should preferably be smaller than 20 ⁇ m, preferably in the range of 1-10 ⁇ m
  • the thickness of the hardened surface layer should be ⁇ After this is about softer than the hard material and thus slightly more stressed - be at least as thick, if not thicker.
  • the invention fe ner relates to a planetary gear, comprising a planetary bearing arrangement of the type described.
  • FIG. 1 shows a basic diagram of a Ptaneiengetriene invention
  • Figure 2 is a planetary gear together with bearing axis in a first invention
  • FIG. 3 shows a sectional view through the bearing arrangement according to FIG. 2
  • FIG. 4 shows an enlarged detail view from FIG. 3 in the area IV
  • Figure 5 is a sectional view through a Planeienradlageranord ung a second embodiment
  • Figure 6 is a perspective view of a to be mounted on the bearing axis
  • FIG. 7 shows a sectional view through a pinion gear of a third embodiment
  • FIG. 8 shows a sectional view through a plane-wheel bearing arrangement of a fourth embodiment
  • FIG. 9 shows a sectional view through a plane wheel bearing annotation of a fifth embodiment
  • FIG. 10 shows a sectional view through a planetary gear arrangement of a sixth transmission fin
  • Figure 11 is a perspective view of a retaining element of another
  • Figure 12 is a plan view of a retaining element of a further embodiment
  • Figure 3 is a partial sectional view of the retaining element of Figure 12. Detailed. B sGhreifeunej the drawing
  • Figure 1 shows a erfsndungsconcees planetary gear 1, comprising egg ring gear 3 with an internal toothing and a planet carrier 4 with three rotatably mounted planet gears 5 in the example shown, which mesh with their outer teeth i known manner with the Hohirad 3.
  • Each planetary gear 5 is mounted on a fixedly connected to the planet carrier 4 bearing axis 6 in the manner according erfindusigsdorfen.
  • the PSanetengeir ebe is powered by a not shown in detail, meshing with the planetary gears 5 Sönnenrad.
  • FIGS. 2 to 4 show a first embodiment of a planetary excavator.
  • Figure 2 shows the planetary gear 5 and the bearing axis 8, which is fixed in a manner known per se known from Figure 1 Planetönradong 4.
  • a sleeve 7 is attached on the bearing axis 8, a sleeve 7 is attached.
  • the sleeve 7 has a first sliding layer in the form of a hard foam layer 8 deposited thereon, for example a layer of the yarn called "Triondur", which is deposited by means of PVD or PACVD, for example.
  • Triondur a layer of the yarn
  • the cured surface layer has a hardness of at least 8Q0 HV, plast of at least 1 ⁇ 0 HV up to 4 ⁇ 0 ⁇ HV, preferably from 11 ⁇ H to 3 ⁇ 0 HV, it is considered the one .Rib] partner of a sliding bearing 9, the other Reäbpartner is the on the inner surface of the bore 10 of the Plane- tenrads second GSeitsch generated 5 'maybe in the form of a hardened surface schichf 1, which is produced by per se known hardening methods.
  • the cured surface layer has a hardness of at least 45 HRC, preferably at least 53 HRC, more preferably at least 55 HRC up to 65 HRC.
  • the planetary gear 5 itself is made, for example, of bearing steel, which can be hardened extremely well in a known manner.
  • the sleeve 7 can likewise be made, for example, of antifriction steel, but here, as in Pesch ri, the material retarded is of material importance
  • a retaining element 12 is shown which is embodied here as a disk-shaped element 13 placed on the bearing axis 6. This has on one side of several recesses 14 and in-between victions 15, which can also be performed bent and quasi provide a kind of scooping action.
  • such a retracting element 12 is provided on both rims of the planetary gear 5, so that a lubricant supply is provided on both sides.
  • lubricant via the central bore 17 of the bearing shaft 6: this is communicated via a radial bore 18 to a bore groove 19 in the sleeve 7, which bore 19 leads into the region of the sliding bearing 9.
  • widened reservoir regions 20 may be provided in the area of the bore 19 upstream and downstream, forming reservoirs 20 for collecting oil. Since lubricant can also accumulate in the region of the bore 17, a corresponding supply to the sliding bearing 9 can also be effected via this, although this is not mandatory,
  • FIG. 5 shows a further ⁇ us arrangementsform a corresponding Planetenrad- bearing arrangement, wherein the same reference numerals are used for the same components.
  • a sleeve 7 is fixedly mounted on the bearing shaft 8, whereby the sleeve 7 in turn has a sliding layer in the form of a hard material layer 8.
  • the surface of the bore 10 of the planetary gear 5 has the di second sliding layer, again a hardened endurenMcht 1 so that hie on the corresponding material respectively Schichiproung the sliding bearing 9 is formed
  • a longitudinal groove 21 on the bearing axis » se 8 is provided, in which the Radiafbschreibung 18 opens.
  • the longitudinal groove 21 forms a large receiving reservoir for lubricant, which can pass through the bore 19 into the region of the sliding bearing 9 in this L josishut 21.
  • each have a ⁇ xialefficiency 22 is shown, which is received in a corresponding circumferential groove 23 of the planetary gear 5.
  • the planetary gear 5 is supported via this axial disk 22, for example, on the respective planetary gear carrier 4, which is provided in each case on one wheel side, wherein the two planetary gear carriers 4 are connected via the bearing axle 6. So it is realized an axially supporting ⁇ xialgieitlager. Also at this ⁇ xialgieitlager the same ⁇ leitscbiestsystern be realized as in the region of the sliding bearing 9.
  • the axial disk 22 preferably has a corresponding hard material layer, in which case the same hard material as for forming the hard material layer 8 can be used.
  • Figure 0 shows a perspective view of a sleeve 7, which has on its outer side a longitudinal groove 24 in which the radial bore 19 opens. If such a sleeve 7 is used in the embodiment according to FIG.
  • FIG. 7 shows another; Embodiment of a PianeienracSagerung, also comprising a planetary gear 5 and a LageraGhse 6 and a sleeve 7, which is here, however, firmly in the bore 10 of the planetary gear 5 is added.
  • the sleeve here does not carry the Hartsfoffschichi, but is provided on the inside with de hardened surface layer 11.
  • the hard material layer 8 is applied externally on the bearing yoke 6 on the outside.
  • the casting system according to the invention for forming the sliding bearing is realized, but here via the inner surface of the sleeve 7 with the hardened surface layer 11 and the outer surface of the bearing axis 6 with the hardening - Materialsc light 8 is formed.
  • the sleeve 7 rotates with the planetary gear 5
  • the sleeve is not susceptible to provide a lubricating oil supply bore, but it is sufficient to realize the lubrication on the one hand via a frontal inflow, on the other hand, the bore 17 in conjunction with the adia bore 18, which in turn err
  • a longitudinal groove 21 of the bearing shaft 6 opens, that is, the longitudinal groove 21 is located directly in Gieitiagerbeteich, Since it extends over almost the entire axial length of the sliding bearing 9, a large-scale lubrication is given.
  • appropriate Axäalschei- ben 22 may be provided, although not shown here.
  • FIG. 1 Another embodiment of a planetary gear arrangement is shown in FIG. This embodiment essentially corresponds to the embodiment according to FIG. 3, for which reason reference is made to the description there. However, here no rinsehaSteeiemente 12 are provided, but rather here is the ⁇ lzuftuss directly frontally in the region of the sliding bearing 9,
  • Figure 9 shows a Pfaneienradlageran Aunt, in which on the bearing shaft 8 in turn a sleeve 7 with a hard material 8 a of the outside festsit- zend is arranged.
  • a further sleeve 25 is pressed in its bore 10 which, in this embodiment, carries the hardened surface layer 11 as a second part.
  • a sliding bearing 9 is realized, but in this case the two sleeves 7 and 25 are but again about that same SchicMsystem, namely Härtstöffschtchi and hardened Oberfiäc- looks.
  • the oil supply can take place directly on the front side axially, after no retaining elements are provided, which, of course - this can of course be provided for all embodiments.
  • Figure 10 shows an embodiment of a Planetenradlageranordnüng in which in the bore 10 of the planet ads 5 a sleeve 7 is inserted, which here has the hardened Qber laketik 11 inside, while on the bearing axis 6, the Hartstoffblick 8 is applied.
  • the sleeve 7 on the inner circumference of two circumferential grooves 26, which serve as a lubrication mitteireservoir for the region of the sliding bearing 9, realized here between the bearing shaft 8 and the sleeve 7,
  • FIG. 11 shows a second embodiment of a RDekhalteelements 12, which is designed here as a disc with an axial flange 27 and an inwardly directed radial flange 28, so as to give a lubricant reservoir
  • This disc-shaped Elemen 13 draws eim: Pass through the Qlsumpf oil, the i i this annular groove ansammeit and runs on further rotation respectively Urnlauf to slide bearing.
  • corresponding recesses 29 are provided at the Snnenher the central bore, through which the oil can chase behind this lacenförrnig element «
  • FIG. 12 shows a further embodiment of a retaining element 12 in the form of a disk-shaped element 13, which has one shown in FIG Step Example! almost crescent-shaped; Opening 30, realized on a ⁇ offering. 31.
  • Opening 30, realized on a ⁇ offering. 31 Through this oil can be scooped up through the oil sump during the passage, it passes through the opening 30 behind the disk-shaped element 13, this is now, as shown in Figure 4 on a slightly outwardly opening radial gap spaced from the planetary gear 5, so the oil can easily reach the area of the sliding bearing.
  • the mesh wheel 5 can consist of heat-resistant steel or case hardening steel, eg 18CrNi o7-6.
  • the respective sleeve, which forms the substrate for the hard material layer, or which is hardened can also consist of heat-resistant steel or thermochemically treated resin (eg 181VlnCr5), but also tempering steel (eg 420 ⁇ 4), hardened steel (eg 10QCr6) or stainless steel
  • the bearing axle can be made of any sufficiently hardened steel, as well as the flat wheel carrier, but it can also be made of foundry materials such as GG7 ⁇ , GS50 or GG4 ⁇ .

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Details Of Gearings (AREA)
  • Retarders (AREA)

Abstract

L'invention concerne un ensemble formant palier de satellite, comprenant un porte-satellites, sur lequel est disposé un axe de palier fixe sur lequel un satellite est monté de manière à pouvoir tourner par l'intermédiaire d'un palier à glissement. Le palier à glissement (9) comporte un premier revêtement antifriction présent côté axe et un deuxième revêtement antifriction présent côté roue. Le premier revêtement antifriction est une couche de substance dure déposée (8), et le deuxième revêtement antifriction est une couche superficielle durcie (11).
PCT/DE2014/200407 2013-10-02 2014-08-20 Ensemble formant palier de satellite Ceased WO2015048950A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013220063.3 2013-10-02
DE102013220063.3A DE102013220063A1 (de) 2013-10-02 2013-10-02 Planetenradlageranordnung

Publications (1)

Publication Number Publication Date
WO2015048950A1 true WO2015048950A1 (fr) 2015-04-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2014/200407 Ceased WO2015048950A1 (fr) 2013-10-02 2014-08-20 Ensemble formant palier de satellite

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DE (1) DE102013220063A1 (fr)
WO (1) WO2015048950A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109661531A (zh) * 2016-09-02 2019-04-19 弗兰德有限公司 行星传动装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017063650A1 (fr) * 2015-10-12 2017-04-20 Schaeffler Technologies AG & Co. KG Agencement à palier lisse d'un élément rotatif sur un axe de palier, en particulier d'une roue planétaire sur un axe de roue planétaire d'un engrenage planétaire
DE102016221756A1 (de) * 2016-11-07 2018-05-09 Zf Friedrichshafen Ag Anordnung zur Lagerung eines Planetenrades
DE102017216192A1 (de) * 2017-09-13 2019-03-14 Zf Friedrichshafen Ag Radialgleitlager mit optimierter Schmierdruckverteilung
DE102018206905B4 (de) * 2018-05-04 2022-11-10 Zf Friedrichshafen Ag Schmierstoffversorgung eines Radialgleitlagers
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