WO2014086348A1

WO2014086348A1 - Gearing device with a planet drive, with a lubricating device and with a rolling bearing

Info

Publication number: WO2014086348A1
Application number: PCT/DE2013/200216
Authority: WO
Inventors: Hannes Suhr; Andreas Hofmann
Original assignee: Schaeffler Technologies AG & Co. KG
Priority date: 2012-12-05
Filing date: 2013-10-10
Publication date: 2014-06-12
Also published as: DE102012222272B3

Abstract

The invention relates to a gearing device with a planet drive, with a lubricating device for the planet drive and with a rolling bearing on a planet carrier of the planet drive, wherein the lubricating device has at least one storage disc which is aligned co-axially with the planet carrier and the rolling bearing on a central axis of the planet drive and is intended for lubricating oil, with at least one means of supply, which is designed in the manner of a tube, to a lubricating channel in a planet bolt of the planet drive.

Description

feiÄhiÄi§ the Erflrsdun

Transmission tuning with a pianistic experience, with a sensation of excitement

^■ and with a rolling bearing

Dia Erflndyng relates to an abduction with a Planetentheb, with a Siesiervörheung for the Pianetent ieb and with a rolling bearing on a Fianeiesiträger the planetary Fri, ww. I the S yiervorricht og at least one coaxial with dam planet carrier and the Wiklager on esoer central acha the Pianetentuebs aligned The storage pond does lubricating oil with at least one tube-like supply to a: Sohmier canal in a plane axis of the planetary drive,

Such Getriebevorflbungung is described in EP 1 785 6 6 81 be written. The SuhierYorhehtung leads lubricating oil to individual planetary layers of the Pia netentrlebs and Is formed of an Äxlailager and from a .Stauseheibe. The Stay disc weiai a disk-shaped örundkörper, which extends radially from the direction of a central axis of the planetary drive outwards to a rivet. The trough, which is formed integrally with the baffle plate, is designed to revolve around the central axis and radially overlaps a collecting area with oil mist in the spring body. The openings are the rings leading to horizontal feeds of the storage mist. The rc reriartigen .Z föhnjn§en are Öitetyngem Ober the that in the congestion area of the gutted Schmierbt vebasst the congestion area of the baffle plate and the Banateribölzer! For this purpose, the pebbles are inserted in cylindrically shaped flow channels of the planetary oils. The: Scanning Channels move in the center holes of the planetary bolt, leading to the bearing point in the planetary rider on the respective bolt bolts,

Hägflg are the planetary carrier of planets next to start fClr components of the Umgefungstenstfuktion, which are rotatable relative to the Planetenfriger to di Zentraiachse. Alternatively, ianetenträger ran on stationary or rotating components or on housings of Gefriebevörrieungen. In both cases, the start-up is roller-mounted by means of at least one thrust bearing. Such a thrust bearing is also part of the invention described in EP 1 7SS 646 B1 -

Axial bearings are usually made from two axles and. Eleftem -.δ6 $$$$ ^: ηΛΙ © η Axial Needle Pad formed components, The Axlalnadetkranz consists of Watekorpern In the form of needles and a cage, in which the needles are held. The Axialseheiben have wrtrtete Wiktaufbahnen for the needles and are usually held together se, the Wälzlager is a self-contained unit,

With the device shown in EP 1 78 $ 646 81, the lubricating oil, which penetrates radially outwards under the effect of centrifugal force, is collected, which first has passed through the axial bearing. The bnnenformige edge of the Stayscheihe surrounds a part of the ÄxlaUagers circumferentially so that stopped from the thrust bearing in Richteng the Fliebkraft austreferid lubricating oil on the gutter and in the dust I gesfauf. Since the openings are in the Sfayhereich, the goo! under the effect of dynamic pressure in the sewer channels and from there above the cross bores to the bearing points One of the axial sections of the roller bearing shown in E 1 786 848 81 is with the jolting axially supported on the Planetentrager and ensures g eic time. _, ^' the jams on the Pianetentdsger,

Erna far more fun with DE 10 2008 BQ 900 AI b sc. The Setneb & vorrichkmg is a Pta t triab, with a Sdimiervomchtung for the Pieneientrmb and provided with a rolling bearing. The lubrication cycle long md the rolling contact bearing on the Pianeieniräger the Pfamt & ntrlebs. The receptacle has a siaqscbeibe _: coaxially with the pianist and the bearing to a Zen aiaehsa of the planimetric impulse. With the stubble, lubricating oil or tube-like feeding is made to a pearling alar to Piani Mhebs in charge The WälztagBr is equipped with a Wäizlau aha för Wäizkör, which is formed on a running disc of the Wälzlager®. On the Wäizia fhahn, the stalks and the tube-like feedings,

Evil misery

The object of the invention is to provide a vending machine which can be easily and inexpensively manufactured

This object is achieved according to the subject matter of A 'claim «1, that the baffle plate and. eh portion of the rolling bearing on which at least one llztauffehn for Wil body of Wälzl gers is formed integrally attached to each other and supported on the flane enträger the plan tentriehs the gear device si nd.

An embodiment of the invention provides that the reservoir row and the för renariig trained feeder are integrally formed with each other, wherein the tire-shaped supply in the lubrication channel of Flanetenbol ens of the Planefeutnebs plug! and the disc-shaped base body he reservoir preferably ax a but auc radially or axially and radially supported on the Planetenf rigo

The Vortei the invention is that the Staoscheibe and a rolling track of: itelagers and / or a bearing ring, for example, a Axialsehelbe a WaizlagerSv In iSegensafz u de known arrangement according to the prior art made together and can be mounted together in the transmission device. The production of the individual parts, such as the static or as the bearing ring of the rolling bearing, the assemblies, such as the rolling bearing, the Senmierwrridhf ung and the eetriehevor riqhiung «compared to the production of known arrangements simpler and cnd ^' testigiger, since the number of parts decreases Has. Same goes for the vonfage. In addition, during the manufacturing and on-site process, fewer parts need to be stored and assembled.

Therefore, an embodiment of the invention provides a lubricating device which has a stuffer box with at least one tubular portion projecting axially from the disc. However, the number of the tubular sections at the Sfauscheibe preferably corresponds to the number of de planet bofeen, since the tubular sections A: In the 6etrfebevorrlehtyng part of the supply lines for lubricating oil ^'are the Plahefeniagern,

The respective tubular section starts from an opening in the baffle axiasl, preferably aligned parallel to the central axis of the Sfauscheibe. The opening is located in a Sfau moose of a Sfauahschnitts and is: preferably a hqhizyliodnscher neck, The Sfauabsehnlif follows viewed from the central axis radially toward the respective aperture and is optionally feegrenzt by a segmentförmigeri edge that d be only the opening covering at a Isilumfangsbereich the congestion sheath extends or st of a revolving around the central axis to ^"fangsseiiig closed or interrupted rinnenförrulgen edge limited. The edge projects axially from the reservoir disc, can be arbitrarily crimped or flat, and is preferably formed in one piece with the disc-shaped basic body of the surgical series

As already mentioned, at least one rolling surface of a roller bearing of the concrete installation is integrated into the baffle plate. The rolling line track can be a roller tappet for rolling bodies of an axial bearing or a wheel bearing and runs around the center axis on the circumference. Alternatively, the Stausoheibe two or more Wäizlaufbahnen, of which one or more vVäläliaaea new a Walziaüfbahn for a radial bearing and at least one Wälzlaufbahn for a Axlalla he can be .; Walziaüfbahn and baffle plate are firmly connected and preferably one-piece - einmafehaiig trained.

A further embodiment of the invention provides a rolling bearing for an inventive gear device with at least one rolling lug on a bearing ring or on an axial disk, to which at least one, but preferably several tubular sections infer. The number of these tubular sections corresponds to the number of fan lumbers of the tarpaulin - fenfhehs, above the lubricating oil is to be led to de Fianetenlagerungen. The tubular portion © are preferably formed hohkylindrisch and axially protruding from a disc-shaped portion of the rolling bearing, which follows a Walzia fbahn for a thrust bearing or are aligned parallel to a Walziaüfbahn a Radlailagers of the bearing. Axial bites, rectified with the rotation axis of the rolling bearing. Radially brightly perpendicular to the axis of rotation of the rolling bearing. Alternatively, a bearing ring of the rolling bearing has both a rolling surface (for a thrust bearing and a rolling bearing). Barso (s) for a Radlaliager on. Axial bearings are bearings whose main loading direction is axial and thus rectified with the axis of rotation ds of the rolling bearing. The Hau tbetastungshehiyng the Radiatager is preferably radially, ie transverse to the axis of rotation of the rolling bearing. The W lzlager preferably has Nadein as älzkörper. Nadein are essentially cylindrical rollers with a ratio of length of the Walzkerper to their diameter which corresponds to at least the value: 2.5. There are abe alternati also other cylindrical rollers or, in particular in the radial bearing, balls as alzkdn e provided. The wording "Essentially cynetriseb" does not exclude curvatures of the lateral surface of cylindrical rolling elements.

The lifting device has at least one planetary drive, but can also contain more than one planetary carrier fo and further transmission components. The Pianefentrieh is at least from the: Plaoetentriger, from PlanetenbolEem from planets and from: at least one Zentralrad formed, Eentralrider a planetary drive are the gears, which have with the Rianeteniräger a common rotation axis ozw, Mittelac se and are accordingly Schnnenrider and ring gears or their set on the bypass gears. Oils together Rotation axis wi d as Zeniralaehse de Plaoelentrie The axes of rotation of the Flanetenrider fez, the axes of symmetry of the Planeteneoizen that correspond to each other, are arranged at a radial distance and parallel to the central axis. The axis of rotation of the bearing according to the invention and the central axis: the baffle plate ran on the central axis,

1 shows a section of a gethehe device 1 with a side view of a piano stand 2 in a longitudinal section along the central axis 3 of the pia etentoe s. The elevator apparatus 1 also has a lubrication section 4 for the p | pn # @ ntr $ i $ fe 2 and a rolling bearing 5 on, Oer planetary gear 2 Is formed from the planetary _carrier> from Pte imb zm 7, Planetentagerungen 8 and planetary gears 9 fo 1 is only sine arrangement; Shown in FIG. 1, a planetary gear 8 is mounted on a planetary pin 7 with a planetary bearing 8 and fixed to the planetary pin 6 in the planetary pin 7, but the planetary gear 2 has at least three of the arrangements.

The Planeienlagerung 8 shown in Figure 1 Is formed by a rolling nlager, However, may be formed from any other rolling bearings. The Piariefenrad 9 is stored in eder arrangement by de planetary bearing 8 to its Rota- Ö tlonsachse 11 retlerfear on the planet 7 ovens. The axis of rotation 11 runs with a radial section parallel to the zone face. Each planetary lumber 7 has a lubrication channel 10 on the inside, which is designed as a Saekleeh, but can also be designed as a drainage tube. The lubrication channel 10 he refused sieve Öuerbohryngen 12, leading to the planetary bearing 8.

The lubricating device 4 has a Stausohelb 13 and the rolling bearing § aligned coaxially with the Pianetenfräger 8 on the Zentraiachse. The baffle plate 13

formed, which rests axially on the rear side of the flat support 6, from tube-like Zufuhrum 0 gen IS and from a channel-shaped edge 16,

The disk-shaped Grundk ^ rp r 14 of the storage disc 13 is erfindungsgemäB one-piece - einmaferiaiig formed of sheet steel with an annular portion of the rolling bearing S, the Axlalsel elhe 19 of the bearing § enf ~ speaks and the axial Wälbabn 20 a thrust bearing 17 of the rolling bearing. 5 having. Stausehelbe 13 moreover has a hollow cylindrical section: 38, which is axially aligned and which is provided with an outboard eye-thin tread 29 of a Radlaliagers 3 of Willlagers 5, The Sfaoscheihe 13 and the hollow cylindrical section 38 are one piece ~ one-material from a reshaped !! made of sheet steel. Figure 2 shows the rolling bearing 5 as a separate assembly, the rolling bearing δ is a combined bearing, d. ., It is formed from a thrust bearing 17 and from a Radiai- bearing 18, The thrust bearing 17 is like a Axlalseheibe 18 with the rolling-contact cam 20, a needle ring 21 and a further axial disc 22 on. The Axialachaibe 22 is provided with a .weiteren Wilzlaufbahn 23. The needle ring; 21 has a cage 24, in which needles 25 are held as rolling elements,

The Axialschelbe 18 with the Wälzlaufhahn 20 is auten surrounded by a portion corresponding to a portion of the base 14 of the Siauseheihe 13 and with the Äxialschelbe 19 one - - connected - and is made of sheet steel. A part of the body are höhlzyllndriseh sections iW formed in the Getriebeevorric tyng 1, the feeds 15 form. In addition, the part on the edge 18. Oer Rand Ii is trough-shaped and formed in two parts from an axially aligned hohizyiindhschen edge 16a, which is parallel to the rotation axis 3 "iebevoruehtung 1 in the Get iebevoruehtung 1 on the Zenfralachse 3, and formed of an angular ring 18b, which is placed on the hoblzyllndrlsehen edge 16a , Between the rolling track 20 and the edge 1 Sa, a sealing area 1 Sc is formed.

The Radlailager 18 consists of a hollow ylindrischen inner bearing ring 26 with an auSenzylindrlachen Waizlaufbahn 29 for the rolling elements of the radial bearing 18, Nadein 27 in a cage 28 and a Hehlzylindrischen Au enrin 30 of Radlallägers 18, a the Innenzylindhsehe Wäkfaul- 31 formed is :. The Inner Lagerrlng 2 ml of the baffle plate 13 in one piece elnmaterialig allied- Dfe e tere Axials hefbe 22 with the other äl lauffeabn 23 for the needles 25 of Madeikranzes 21 is located _. c ^ the Ayfenhng 30, which has the ihhenzylrndrhehe alzfayf orbit 31

ie together from the axial disc 22 and the outer ring; 30 gebil¬

Sc miervorfichtung 4, the rolling bearing 3 passing lubricating oil is first between the inner bearing ring 26 and the AEU & enrin 30 through the radial bearing 18, and then between the Äxialsebeihen 19 and 22 through the fladelkrans: led ^"21 hindumh and on the one hand, a portion directly o öff- non-negatively, another portion leads to the edge 16. The openings 32 provide access to the tube-shaped feeders 1 _: 5 for the stub axle 3, via which the lubricating oil is directed into the sampling channel 10, the tarpaulin pin 7 The other side of the oil flow jams in a dust collecting chamber 18c of the jam boom 13, in which the openings 32 in the cylindrical body 14 are also formed, so that this oil is also at least partly directed into the lubricating canals 10. From the Sob The canals of the Sebmierol are fed to the Flainefenlageryngen 8 via the Öuerböhrunge 12.

The Stayscheihe 13 and the f ^ t ree rt g trained Zyftibrungen 5 or sections are integrally formed einmatebalrg together with each other Here, the Sfaeselieibe 13 as many Zf 0h rangen 15, as the Pianetehträger has 6 Pianelan öizen 7 with Sebmlerkanilen 1.0 in which the feeds 15 ste ~. o,

& MJI ^ eig a section of a Gefrlebevcmchfung 33 with a partial view of a planetary drive 2 i a längssehnift ntlang- ^'of Zentraiaense 3 of the PJaNeientrle & s. The setter 33 further includes a scraper device 34 for the flaine truss and a whale 35 ayf. The planetary Propulsion 2 is formed by the planetary stream S, Pfanefsftboteen 7 Ptaneteniagerun-- gen 8 and Planetemlidern 0 l ^' ig 3 s only one arrangement shown in a soft planetary gear 9 is mounted with a planetary bearing 8 on e ftem Pia - • netenbolzers 7 and which of the planet pins 7 is fixed to the plane filler 6 ", the planetary drive 2 always has at least three of the orders

The planetary bearing $ shown in Figure 3 is formed by a roller bearing, but may be formed of any other Wiklagern. The planetary wheel 8 is mounted rotatably on the planetary turf 7 in any arrangement by means of the planetary bearing 8 about its axis of rotation 11. The axis of rotation 11 extends at a radial distance parallel to Zentralaehse 3. Each planetary pin 7 has n e a Sehmierkanal 10 which is formed as a blind hole; but can also be designed as Dyrohgangsloc. The Schmiarkanal 10 branches to Qyerbohrungen 12, which lead to the Planeteniagerung 8

The Schmiervarnehtung 34 has a coaxially aligned with the Rianetenträge 6 on the central axis 3 baffle plate 43 and the rolling bearing 35. The reservoir disc 43 is formed from a disc-shaped base body 44, which abuts axially on the rear side of the planet carrier 6; The rim 36 is in two parts of an xial aligned bohlz liudrisehen edge 36 a, which is parallel to the axis of rotation 1 1 and formed of an angular ring 36 b is placed on the hollow cylindrical edge 36 a. Between the weft track 40 and the edge 36a, a storage area 36c is formed.

The disc-shaped base body 44 de baffle plate 43 is erflndungs emäl one-piece - elnmateriailg of steel sheet formed with: a krelsringförrnigen portion of the rolling bearing BS, which corresponds to a Axlalschelhe 39 of the rolling bearing 3S and the axial Wälzlaufbahn 4ö a thrust bearing 37 of the rolling bearing 35 has. The reservoir 43 also has a bohlEvlindri-see section 38, which is axially aligned, with which the thrust bearing 3? sits on a N e 1 of the PlaneteoträgerS 'The Äxlalgerger formed from the Äxlaisobeiben 30 and 46 and us the Nadelkranz 21 37 st center of a holder m einet held in self-holding assembly,

Ej lljLj shows the stauscbeide 43 al item in an overall view. The boom 43 and the bebfezii driss e gate 38 are one-piece - einmafori gen formed of a formed of sheet steel. In addition: the baffle plate 43 and the röbrenartlg trained sections 45 ^! That in the Getnebevorriebtung: 33 according to Figure 3, the feed ^■ s 45 | tl Jen _$ integrally - ELN niatehalig at the formed part formed The hollow yiindrlsehe Ra d 36a of the ylindnsGben of Figure 3 from the Beni edge 36 a and the Wink ei ring 36b composite hnnenförmlgen edge 36 follows from the M Ittelachse 3 from at least three directions, radially each on an opening 48 of the respective feed 4b in the respective Gefrle everrichfung 33 :. In addition, the baffle plate 43, the kreisringförrciige Wätelaufhahn 40 for the thrust bearing 37.

Claims

claims

Gear device (1, 33) with a Pianetentrieb (2), with a lubricating device (4, 34) for the planetary drive (2) and with a roller bearing (5, 35) on a planet carrier (8) of the Pianetentriebs (2), wherein the Lubricating device (4, 34) at least one baffle plate (13, 43), aligned coaxially with the planetary carrier (6) and the roller bearing (5, 35), with at least one tube-like feed (13) for a piane drive (2). 15, 45) zen to a lubrication channel (10) in a Pianetenbo (7) of the Pianetentriebs (2), characterized in that the baffle plate (13, 43) and a portion (19, 26, 39) of the rolling bearing (5, 35), on which at least one Wälziaufbahn (20, 29, 40) for rolling elements of the rolling bearing (5, 35) is formed, integrally connected to each other and together on the planet carrier (6) are attached.

Transmission device according to claim 1, characterized in that the baffle plate (13, 43) and the feed (15, 45) are integrally formed with each other, wherein the feed (15, 45) in the lubrication channel (10) of the planetary pin (7) of the Pianetentriebs (2).

Geiriebevorrichtung according to claim 2 _; characterized in that the baffle plate (13, 43) at least one channel-shaped edge (16, 36) of the Zentralaehse (3) from i at least three directions radially each on an opening (32, 48) of a feed (15,. 45) in the baffle plate (13, 43) and extends axially from the baffle plate (13, 43), each of the feeds (15, 45) in a lubrication channel (10) of a planetary pin (7) of the Pianeientrie s (2) inserted .

Transmission device according to claim 1, characterized in that the disc-shaped section (19, 39) of the roller bearing (5, 35) abuts axially on the planetary carrier (8) and forms a circular ring (20, 40) for an axial bearing of the rolling bearing (5, 35). Gearbox belt according to claim 1, characterized in that the disc-shaped portion of the roller bearing (5, 35) is connected to a high-cylindrical section (38) concentric with the central shaft (3), the hollow-cylindrical section (38) engaging the planetary carrier r (6) a is protected

Getriebevorrichfung according to claim 5, characterized in that the hollow cylindrical portion (38) has an outer cylindrical Wölzläufbähn (29) for a radial bearing of the rolling bearing (5) of the CBetriebevorrichtiing (1).

Rolling bearing (5, 35) for a transmission device (1, 33) according to claim 1 having at least one Wälzlaufbahn (20, 40) for rolling elements of the rolling bearing (5, 35), where ^' at the Wäizlaufbahn (20, 40) from the axis of rotation the rolling bearing (5, 35) seen from radially at least one axially projecting tubular portion (15 ', 45') with a radially au the Wälzlaufbahn (20, 40) following the opening (32, 48) follows and wherein radially from the axis of rotation of a opposite to the tubular portion (15 ', 45') axially projecting edge (16a, 36a) on the opening (32, 48) follows, characterized; in that the rolling raceway (20, 40), the tubular portion (15 ', 45') and the edge (18a, 36a) are integrally formed.