DE1900607C - Spindle arrangement - Google Patents

Description

* idT wind at one from above in

The invention relates to a spindle arrangement, um- dellagrgehaus., _{Wirie | d} spindle _{d, lf} ,

_{containing a spindle bearing housing} , a wc e is supported in this dun, £ n _b ra ruktiün

Spindle bearing housing rotatably mounted spindle shaft, ^ ™ ^ ,, _{Γ de} * _r spindle bank arranged Su ../.-

one by means of a roller bearing on a stationary one! ¹ «is supported by l.

the arrangement freely rotatable spindle whorl 5 ^ ^s ^ ° _n ⁿ J _nd ^b _{ung the} invention proposal k.um

with a radial flange, a rotating with the spindle J £ ^r £ * _"exercised Konslruktionspnnzip, dab,:,:,

fixed, but axially displaceable connected coupling the b slier k _{χ on the} Sp.ndelscn ,,!

Unction disc with a clutch friction surface for nam ch the J _{Man b only>} . _n

Engagement with a coupling opposite face on aem tog ^ ^ _wirldwa , _zlager au cn ,,, α

Radial flange and a brake friction surface for Em- io An '™, _n . _{who in} turn with Su, / -

grip with a brake counter friction surface on a stationary ZW'SÜi ^ rinb b _indelscnaft .Kupplungsgloc ,,:, -

nären Bnmsring and further comprising a kon- ^^ ^rn ', _t ^ and by a torque cone i-

centric to the spindle shaft arranged ring- ^ "^ _Dr t. _{hen is} secured; de torque., i-

shaped electromagnet for axial displacement of the> u ze ^ e _χ ^^ _{yu as} ^ _n , ...-

as a pressure plate for this electromagnet de- .5 ^ ^ JJ, _{Drehcn Z} u stop. The Stut _z l ·. -.

"Clutch disc between a clutch ^schenr ^ _w ^a _{EDCR on the} spindle shaft even he u

position and a braking position. Such may ^ entwea _{§ chaft getrage} nen Ku ₁ n-

The spindle structure is from the French patent specification? ^ufd "^ e be stored.

1313 693 known. _a . . '"" Send at the beka.m- described above

In the known arrangement, the drive is ao wanrena _wirte roller bearing above the

whorled by a group of roller bearings on the surface of the drive system

Spindle shaft supported, with the outer races ^ ™ "™ ¹ ^ _the pressing force of the R.emens« n

the roller bearings cannot be rotated on the drive whorl and *. Wirteliigung exercises ability .n

the inner races of the roller bearings cannot be rotated Mcmen am _{fi Jie wirtelwalz ag} er and

are arranged on the spindle shaft. During the development on both sides of the central area

Drive of the spindle shaft of Antnebswirtel SmtzUger ym of _{the drive or} belt attached there is no relative rotation between the R ^{| e} ™ ^e ™ J \ _ei such a torque-free

ibil dd spindle shaft This means? ™ " ^c VJ ^e ibirti can because of the

There is no relative rotation between the J \ _{ei one} such moment-free

Drive wharve and the spindle shaft. This means? ™ " ^c VJ ^{e of} _the drive economy can because of the

that the rolling elements of the rolling bearings is constantly designed with weaker ^ ^{r "n} _{t! nfreiheit the} rolling bearing

the same tread areas of Laufnnge 30 Momentenfreih "α _He ^ _{te" ungsk} east as well

are engaged. It has been shown that this is what sic ^ _{space requirements {} . _Dcr

leads to rapid wear of the roller bearings ^ J ^ _{are reduced even} further as a result

are engaged. It has been shown that ^ _{space requirements {} .

leads to rapid wear of the roller bearings ^ J ^ _{n are reduced even} further as a result

because the spindle is supposed to during moßhehst long ^ ^aumDe _R ^aa. "lwälzlager _farmers and the Stutz roller bearings

Operating times driven by the drive whorl in the, ™ ^ü direction overlap each other;

will. . . . . ³⁵ year means that when using two whorl

This disadvantage has already been recognized _(b pigs this ea u ^ ^ ^^ _{Rjchtung Considered} htet.. -

zerische patent specification 449487) and has become a wa. zlag ^ _{support roller bearings} are arranged

Spindle structure performed, in which the whirling roller bearing between rather, zvve. ^ _{ά (} , _{τ middle} i _e bene der Ric-

also runs during operation. However, the ^ ^c ™ _fl | _{of the} drive economy

Spindle shaft in the upper section of the spindle 40 ^ "aulUgena", _{zl on the} intermediate

housing, the drive whorl with clutch disc must, dam to 1 ^^

β,

ei. =

_Z u BeLiebsslörungea drove as <ta 'nter a

a fur_DoppeIdrahtsp nd = ^ _{form cine} , _invent .

i * ^ aK IS * «*». '■ *

"Ε", _lsl d «A-fgabe de, E * dun ₈ fü, die dgj» " ^^ ΓΪ

running hostels without the disadvantages mentioned F t »1 for« »« "g ·" »^ _lockers || _age , housing can be used. . . . ,, c "i _r dellaier 11 and a spindle shaft 14 mounted. This object is achieved according to the invention in ^e '"^""ΪΚ.:" J ,,, _"in 5 parts of a double solved that £ l einKhallger de embodiment. W.rtels ^{A»' de} 'J ^p' £ fch " ine storage disk 16 and t ^ StSteSrZ & tt nSÄ Äagergrupp? .. Cn coils, *, Radlaieansche. at the lower end of the winder, ano, dnung fj " * ™ P" - _s .i " _de i _Kha (, i" through a wedge of the coupling disc. «» «*» * <"<" «■« "■ * _u "V ,, dÄ ,, i dSch" felt. ,, a. Clutch.-

in. Kppg

^your "° ^teKn

Claims (7)

lüsseheibe 26 ver I M tndrand with a clutch disc 26 screwed the clutch bell 124 with this axially different fc '· bar, but not rotatable in liingriti implores. The clutch disc 26 is a clutch on the clutch disc 126 is a clamping ring flange 28 opposite, which is screwed to a drive wharve 176. A Belleville spring assembly 178 SO is arranged. The drive wharve 30 has a 5 is between a stop ring 180 on the clamping foot support surface 32 and a whorl bell 34. In ring 176 and a stop 182 on the coupler Whirling bell 34, two whirling roller bearings 36 are clamped in place with bell 126. The ring case 15G-ordered, the outer races 38 of which in the bell are secured against rotation on a cover plate 152 of the machine are arranged and their inner running stigt. The intermediate ring 142 extends in the axial direction rings 40 are arranged on an intermediate ring 42. 10 direction to under the running surface 132 of the drive unit Intermediate ring 42 is down through support bearings 44 on the Wirteis 130. This intermediate ring 142 is hot Spindle shaft 14 is supported, the outer barrel 184 being divided. The support bearings 144 and the whirl bearings rings 46 are firmly seated on the intermediate ring 42. The 136 are symmetrical on either side of the non-integrated wiper ring 42, the belt is fixedly connected to a ring housing 50, which is rotatably drawn along the axis-normal center plane, which is arranged over a torque support 52 and 15 supporting surface 132 and overlap in is secured against rotation on the spindle bank 54. radial direction. This overlap and the through The clutch bell 24 is made by the shape of the intermediate ring 142 caused by the screw compression springs 56 pressed upwards, making it necessary to divide them at 184 in order to on the one hand still to be able to mount on an abutment 58 on the spindle bearing 136, support shaft 14 and on the other hand against the ao The operation of the in F 1 j. 2 shown Bore bottom 60 of the bores receiving them is identical to that in FIG. 1 Press 62. This makes the clutch disc 26 illustrated embodiment. printed against the coupling flange 28. In the embodiment according to FIG. 3 are the same Below the clutch disc 26, a ring part is provided with the same reference numerals as in FIG shaped electromagnet64 arranged, that of 25 of the embodiment according to FIG. 1, each increased a brake ring 66 is enclosed. around the number 200. The differences are as follows The bearing arrangement described so far works to determine: as follows: The intermediate ring 242 is in one piece with the The drive wharve 30 is made by a non-single housing 250 that is on the spindle bank drawn, placed on the support surface 32 ^ o 254 is attached. On this intermediate ring 242 is Belt driven. As long as the end leads to the drive wharve 230 through the spindle bearing 236 Triebswirtel rotates, the races 38 a relative exclusively stored. The races 238 and 240 Rotational movement with respect to the races 40. perform a relative rotation as long as the As long as the electromagnet is not energized, drive whorl 230 rotates; more races that the coupling flange 28 the coupling disc 26 35 could be damaged are not present, ■ lit and the clutch disc 26 drives over the The mode of operation is otherwise exactly dl ·: the same Coupling bell 24 to the spindle shaft 14. As in the embodiment according to FIG. 1. lead the connected to the spindle shaft 14 In Fig. 4 identical parts are identical Inner races48 of the support bearings44 are provided with a relative reference number as in Fig. 2, each with a different Rotation compared to that with the intermediate ring 42 40 increases by the number 300. The housing 350 is similar connected outer race rings 46 of the support bearing 44 as in the embodiment of FIG. 3 on the • us, as long as the spindle shaft 14 rotates. It is attached to ring rail 354. The host bearings 336 are therefore there is no need to fear that the rolling elements will be symmetrical on both sides of the normal axis As a result of vibrations gradually on a plane of the running surface 332 of the drive host 330 The point of the races to eat into them. 45 arranged. The whorl is by means of these whorls When the electromagnet 64 is excited, 336 is only activated on the intermediate ring 342. The clutch disc 26 is supported on the clutch flange. The rest of the structure and mode of operation 28 lifted off and pressed against the brake ring 66. identical to the previously described execution The clutch disc with the clutch bell housing 24 forms. • nd the spindle shaft 14 then comes to a standstill. During this time, but are not essential Hch the type of bearing identical 44 to be expected with the kind uring damage to the bearing, the embodiment of FIG. 1. Only the stem towel if you ^r ch continued running of the drive 414 is here to accommodate a ring spindle degenerate 30 ersci: -tterungen are initiated because forms. • namely the time of standstill with proper 55 patent claims:
• Let the operating sequence be relatively short in relation to the time the spindle was running. 1. Spindle assembly, comprising a spindle In the embodiment of Fig. 2, the same bearing housing, one in this Spindellagerge parts with the same reference numerals as in the housing rotatably mounted spindle shaft, one of the embodiment of Fig. 1, each increased by 60 by means of a roller bearing on a stationary part, the number 100 The following deviations are to be fixed to the arrangement of the freely rotatably mounted spindle: whirling with a radial flange, one with the spin-The clutch bell 124 is non-rotatably, but axially displaceably connected, shaft 114 axially immovable on the spindle. The clutch disc with a clutch friction surface clutch disc 126 is guided axially displaceably with respect to the clutch 65 for engagement with a clutch counter friction surface bell 124. For this purpose, the clutch disk 126 is screwed to the radial flange and a brake friction surface with a disk 170 for engagement with a brake counter friction surface which, via claws 172 and counter claws 174, surrounds a stationary brake ring and furthermore. holding an annular electromagnet arranged concentrically to the spindle shaft for the axial displacement of the clutch disc serving as the armature disc for this electromagnet between a clutch position s and a braking position, characterized in that that with single-shell execution of the Wiriels (30, 32, 34), storage of the host (30,32,34) above the spindle bank (54) in the area of the axial extent of the spindle shaft, Arrangement of the radial flange at the lower whorl end, arrangement of the clutch disc (26) below the radial flange and arrangement of the brake ring (66) and the electromagnet (64) below the clutch disc (26) on the spindle bearing housing (10) the whorl on one from above into the annular space between Whorl part (34) and spindle shaft (14) introduced ring construction (42, 50) is mounted, which is supported by a support structure (52) arranged above the spindle bench (54). 2. Spindle arrangement according to claim 1, characterized in that the whorl (30) by means of Whirling roller bearing (36) is mounted on an intermediate ring (42), which in turn by means of support as roller bearing (44) on the spindle shaft (14) or a part rotating with the spindle shaft is stored and is secured against turning by a torque arm (52) (Fig. 1). 3. Spindle arrangement according to claim 2, characterized in that the support roller bearings (144) are arranged on a clutch bell (124) (Fig. 2). 4. Spindle arrangement according to claim 3, characterized in that the whirling roller bearings (136) and the support roller bearings (144) are arranged essentially symmetrically on both sides of the axially normal central plane (186) of the belt support surface (132) of the host (130) (Fig. 2). 5. Spindle arrangement according to claim 4, characterized in that the intermediate ring (142) in the vicinity of the central plane (186) of the belt support surface (132) of the host (130) is divided and that the whorl roller bearings (136) partially with the radial direction Overlap support roller bearings (144) (Fig. 2). 6. Spindle arrangement according to claim 1, characterized in that the ring structure (242,250) is part of the spindle bank (254) (Fig. 3). 7. Spindle arrangement according to claim 6, characterized in that the ring structure (342) overlaps with the Riemcnaufiagefläche (332) of the host (330) in the axial direction and that the whorl roller bearings (336) symmetris to the axis-normal center plane of the Riencnauf location surface (332) of the Host ice cream (330) are angeoidnc (Fig. 4). For this purpose 2 sheets of drawings