DE1916962B2 - DRIVE DEVICE FOR A WASHING MACHINE - Google Patents

Description

3 4

(Ku liii.iiei lie the torque deep down Mulms to dall weni.uslc ·, -. Iigendcine de ι Planeicniadacliseii 4

lilielieien or around ilen corresponding part of the change 7 mil a domed area \ ciseheu IM · die

Mnloidichinomenls on the stretcher! TO Üheilragcn. this axis .iiMesl / U echo geuallcl. This is enough.

Unfortunately, it is lmiiisIiu when both sides iler about all other planar axes mesi / u

I aiiiHäehen around Siuiiienrad and outer ring filling 5 Ιι: ιΜ ·. · Η and thereby the yew iinsehle Dieh / ahluiilci-

Luugsflächencn against Λ \ ial \ crschiclniiiu two l'la- sei / img / ii achieve. I ¹ H) the statement 9 mil del

Lieicnradsäi / e are attached and the inner same rotation / ahl as the drive shaft I anziilivi-

Rianeien wheels hen an area of smaller diameter. I don't need the drive shaft 1 mn deir lia-

liaben. which is attached to the outer IManeieniad, and both be warlike. The outer ring throws them,

leiiiü last> i: Mereiehe jrölkren diameter, which am m then as a whole with the Dieh / .ahl der Anliichs ^

Jvinncnrad rest and the outer Plancteniädei while, for example, when two planet gears 3 and 6

jtviial run. In this way, without additional

tlemenie sickle frame !, that the AuIkMirhi »without a or.» c ". closer to the AulkMiring 9 are held.

Conventional! 3

Lixial aligns what the transmission of the 15 isi in a housing 14 a drive shaft 15 in

radial abrasion forces around the outer ring on the one hand Lauer lft and on the other hand not scranschau-

Sminenrad relieved. clear warehouse closed. The drive takes place via

The invention is described below with reference to a Llekiromoior with an internal stator 17

Tier drawing shown AuslühruiigsbeibpieLs and external rotor IS. Letzieicr is on the

explained in more detail. It shows 20 lag · '. · 16 opposite end to shaft 15

Fig. 1 is a schematic side view of a connected,

lindtuigsgemüß usable planetary gear, the planetary gear, one with the drive

F i g. 2 a schematic section along the shaft 15 connected sun gear 19. a sentence

Line AA in Fig. I upd inner planetary gears 20 with a S'.ufe 21 large-

F i g. 3 a Teüsehtii ;: through a practical outer diameter of 25 ren and a step 22 smaller diameter

! form of guidance for the invention. knife, a set of outer planetary gears 23 and

I: A drive shaft I carries a sun gear 2. With an outer ring 24 designed as a belt pulley

This internal planetary gears 3 are in engagement. on. Through the gradation of the inner plain tune gears

».Leren axes 4 in a carrier 5 are footed. The 20 results in an even stronger reduction than it

Planet gears 3 are in turn connected to planing gears 6 30 in connection with FIGS. 1 and 2 described

in intervention. whose axes 7 were in a carrier 8. The sun gear has lateral guide

iaßl are. With the outer planet gears 6 is surfaces 25 and 26; the outer ring 24 also has

an outer ring y in wrap around, the lateral Fülirungsflächen 27 and 28 on its circumference deraiiige.

10 is designed as a pulley. As a result, the planetary gear transmission is a see

The outer planetary gear carrier 8 carries a coupling structure that is secured against axial displacement,

Lungsi'läche W. with the optionally a fixed housing

held coupling element 12 or one associated with the An-carrier 20, in which pin 30 is firmly

iriebswelie I are non-rotatably supported by a luminal coupling element, around which the planetary gears 23 by means of

13 in Fi: can take hold. Needle bearings 31 can rotate. The carrier 29

If the coupling element 13 is pressed against the coupling 4η has a pivot bearing 33 for treatment surface 11 in the bent tab 32, the outer carrier 8 runs on a pivot arm 34. the means of a leather 35 with the speed of the drive shaft 1 to. As a result, it is pivoted counterclockwise. At the same time, the outer ring 9 rotates with the rotation between the swivel arm 34 and the carrier 29 less than the number of the drive shaft 1. Since the point of application of the intermediate layer of coupling surfaces 36 is a disk, a considerable distance from the attachment 45 37 is clamped , which has drive shaft 1 by means of a toothing 38. is sufficient for transmitting the clrehfest is from, but .ehalten axially displaceable on the drive motor torque abneüebeiieii a relatively small shaft 15 ". As a result, transfer the Antriebsllaltekraft l \. drehzaliUler shaft 15 to the carrier 29.

If, on the other hand, the coupling element 12 is used, the outer ring 24 then runs at the speed of the

Coupling surface II is pressed, so the outer 50 drive shaft is 15 to. The pivot arm 34 contributes

Carrier S and thus also the inner carrier 5 local- a Forlsalz still a weight 39. that through

read gehaK-n. Due to the effectiveness of the planetary centrifugal force, it is pressed outwards and there-

wheels there is a considerable reduction in the rotational speed supported by the force of the spring 35,

number of the drive shaft 1. Even if the planetary In the housing 14 there is a finer ring-shaped

Räc'er 3 and 6 have the same diameter, 55 eng electromagnet 40 with an annular armature

a stronger reduction than with only one 41st which is rotatably fixed in a guide fixed to the housing.

Planetary gear set, since the outer ring 9 holds a larger one, is axially displaceable. In the illustrative

Diameter shark. That anchor is realized by the gradation of the planel-ion

wheels an even greater reduction can be achieved by moving the excited magnet against the force of a spring

can, will be discussed later in connection with FIG. 3 explained. 60 43 pulled to the left. The carrier 29 is on the outside

In this case, too, a relatively small hall end with coupling surfaces 44, the swivel arm 34, is sufficient

force P ₂ to keep the carrier 8 stationary, since they are provided with coupling surfaces 45. In between bc-

Attack points v-icdcrum a considerable distance there is a lamella 46, which is axially displaceable,

from the drive axle 1 has. but is held non-rotatably on the housing 14. Will now

For the sake of completeness it should be mentioned that the magnet 40 is de-energized and the armature is displaced

in the present exemplary embodiment on the pia- 41 under the influence of the spring 43 and presses the

iientcniaclträgcr 5 can be dispensed with. You can connect coupling surfaces 45, the lamella 46 and the coupling

aiich save the carrier 8, if this is taken care of. ventilation area 44 between itself and the opposite

lying end wall 47 of the housing together. In this way, the carrier 29 is held stationary, while at the same time the coupling between the disk 37 and the carrier 29 is released. If the Carrier 29 is held. there is no longer any centrifugal force acting on the weight 39. Now that is Planetary gear is a pure reduction gear, in which the outer ring 24 with a considerably lower Speed rotates as the drive shaft 15.

In an exemplary embodiment, the approximately clic billing ratio c of the planetary gear according to FIG. 3 were based, there was a reduction from 1:20. The saucer line could be even wider

enlarge if more pairs of concentric Planetary gear sets are inserted between the sun gear and the outer ring. The planetary gear c has, as shown in FIG. 3 clearly shows a slight axial extension.

Except for the storage for the drive shaft 15 is

no further storage required. The planetary gear train is designed here as a friction gear but it can also be a gear transmission

ίο act.

When a pole-changing motor, e.g. B. with I. and 4 poles, one can use four vcr reach sc'hicdene speeds.

1 sheet of drawings

Claims (3)

ι 2., .. liinkliiin known, called / between Nouneiiiad and 1 aicntaiispiiichc; Aiil.lenrinj · an even number \ .m Pliineteiiradsäi / cn 1. Aninchswinichumg liii a washing is arranged. Here are also milk machines with washing and sausage gait. Use Planctcniader! been that with a niiiihei which one motor drives the drum of the washers, protruding I eil / wipe two outer, voi Ί tiles of the neighboring wheel flash in machine over a unischalihares planetary gear and there drives, which are guided axially relative to each other by stationary holding one by. Component a lower speed and by the invention the task is based. ·, A Coupling of two rotating components to a washing machine connection from the higher one Output speed, thereby indicating the type described, which, with simple AuI, denotes, because the transmission itself has an axially shorter construction and therefore also ■ known way an even number of none - has a lower weight. Zeniric planetary gear sets (3. 6: 20. 23) This task is carried out according to the invention. shows. that the circumference of the outer ring ( ¹ J; 24) solves. criß the transmission in a well-known WcK- directly serves the output, and that an even number of concentric flat wheel wise the axis of rotation (7:30) has at least one salt, since> the circumference of the outer ring un- Planelenrades (6:23) can be held stationary and indirectly to the output dicni. and that optionally the he coupling of two revolving components axis of rotation of at least one planetary axis stationary is free for circulation. can be held in place and when two circumferentials are coupled 2. Device according to claim 1, characterized in that the components can be released for circulation. indicates that the carrier (8; 29) of a With this construction it is possible to specify a Pkmeien planetary gear set with a first clutch gear, in which the output takes place in the plane (44, 45) to abut against a stationary gear of the gear . All radial forces that are part (12; 46, 47) and with a second coupling inevitably applied to the outer ring, lungslläclie (36) for contact against a sun gear (2; 19) can rotate without difficulty via the planet gears Part (13; 37) can be transferred to the sun gear that can be seen with it. Drive shaft must be stored anyway. The Ab- 3. Apparatus according to claim 2, which means that the gear power does not need to be greater than the axial indicates that ('he two coupling surfaces pegs of the planetary equipment are removed, see above the carrier (8; 29) for the outer Planelen- 30 that also by such a one-sided load wheelset are assigned. previously highlighted wear and noise education can be avoided. Then a is omitted Bearings for the output shaft. All of this leads to a The invention relates to a drive - short design and low weight, we direction for a washing machine with washing and 35 The even number of concentric planetary spin cycle, in which a motor makes the impeller sets possible to use the outer ring as an output gear to use the washing machine via a switchable organ and still use the unavoidable planetary gear drives that by stationary fixed borrowed condition, the direction of rotation of the output holding a component to maintain a lower speed organs when switching. Enough too and by coupling two rotating components 40 t; in. When two different components of the geten delivers a higher abrasion speed. triehes are locked against each other, the rotates In a known arrangement of this type, there is an outer ring at the speed of the drive shaft: this the planetary gear consists of a sun gear, one corresponds to the spin number. If a PIa- / igen Planetary gear set and an outer ring. The Abnelenrad axis of rotation or a planetary gear carrier drive takes place via the carrier of the planetary gear set. 45 are recorded, results in a Divh / ahl-Untei-Finc The first clutch is able to hold the external wheel in place. Since there were at least two such brawns available; then there is a lower speed. Fine that can make a huge difference / wide clutch can be used with the sun gear between the washing speed and the spinning collarc , Drive axle must be selected to be offset against the outer wheel. As a result of the great prohibition: then the output speed corresponds to the 30 settlement ratio, even with a small one Start-up speed. With this construction, the motor for the wash cycle is a large torque. , Output plane opposite the gear plane axially so that you can get small and cheaper two-pole motors sel / .t. This requires a keen lurking between can use. the carrier for the planetary gears and the output gear and a correspondingly large overall length. 55 sets with a first coupling surface to the plant Another known construction is that against a stationary part and with a second Outer ring reads arranged in the housing. The output coupling surface to rest against one with the shaft can optionally be provided with a sun gear rotating part with the help of two clutches. Here With the Motorwcllc (fast run) or the Pia- the carrier of a planetary gear set takes over all of them Netenradträgcr (slow run) are coupled. 60 functions required for switching. Even For this purpose, the output shaft must have two structurally, it is advantageous if only one component Special tips can be equipped. Furthermore, one is given away with the corresponding coupling means Freewheel required so that the fast running must be. drive shaft when switching back to the slower one Furthermore, the two coupling surfaces The engine speed is not assigned to the carrier for the outer planetary gear set due to its inertia. drives oversynchronous speed. This must also be required. In this way, the coupling changes a cast axial Baulüngc. lungsflächencn a relatively large distance from the Furthermore , planetary gears are without a changeover motor axis. Small holding forces are therefore sufficient to