DE2112035A1 - Spindle for spinning or twisting machines - Google Patents

Description

* Spindle for spinning or twisting machines

The invention relates to one spindle for spinning or Swirniaaschineni, with at the top of its rotatable Spindelobertailes fixed angeordn-stet}. ,, stabforiaigen finger sum spinning or twisting with a reduced thread balloon, Wotai the Piuger einen.von the Spitae the Spir £ bloberteiles ₍ straight upward ₅ to the spindle axis, the lower free portion has, on which by means of a bend facing upwards wegstrebemcäer and to the free end of the lingers ranging, to the spindle! axis not coaxial upper _t free! area anechlieest, the voraugsv / ei? * © straight and at an acute angle to the spindle axis. Se runs fco

Such fingers have an especially favorable for spinning or twisting iflit reduced yarn balloon shape _s but were unable to contact them, in the past as a result of they cause Spindelum / UCHT "Yielmahr went the technical ^ ntwickliing because of the high spindle Idr anzahle η erf oröerlioheri good dynamic development of the spindles. w \ other Göütaltungeu der? *: * tiger I'ingör who do not produce ¹ I / i'twunht of the pingor. So ee is known, dea freieti Beröijjb. Such E'in ^ -är from the spindle axis to Ober »üswöiftch gegengytsjetK ⁴ , crimped and for the purpose of friction initiation through the spindle spindle to store it rotatably in this. This h; it Jon och ua * the disadvantage, däsc die Rei.'bur.gBV6 £ ⁱ häi.tn.iD5ie das Jjagera des Fingert aich 'in the operation aridem fcfDimfa, Auoti makes the f ^ ohbars Tiagcrung Hub finger ε- ti more expensive ie Η ^ γβ?; $ llung of the spindle and such oungebiloot «Findet- kiJnn & n Xeichb Padenv / ickel cause" ar Vercnipitiung flloofrr Naohtoile is a SpindelaufuatH bokaimt (Dl'-IiJ 1 23? 485); whether the one in the spindle 31 Partly ventilated Flnp / jr with a coaxial

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_i; -r ν .- ■ -: ':. ■ "i BADORK5INAL

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The foot piece running to the spindle, a middle piece that is attached to the base of the spindle by means of a bend in relation to the spindle axis and a middle piece on the (Jogeneeita der Spindelachfje upward. wegotrabendea end piece The fact that its free area protruding over the spinel obverse part has a complicated shape, which must be adhered to during manufacture with very small manufacturing tolerances. Due to its precisely adhered shape, this pinger also encounters difficulties because "hard deformations of the pinger are easy occur which, after hearing , cannot be remedied. Also, calf wraps that develop in the wake of thread breaks are often difficult to remove.

To eliminate these disadvantages and to create one structurally simple, operationally reliable, dynamically balanced Upper spindle part of the type mentioned at the beginning » whose. cIqik spinning, or twisting with a reduced thread balloon öienenöei? Fingsrein © especially for this purpose favorable, non-critical form is at a spindle top part of the type mentioned at the beginning ei'finduugagösüäQ provided that the upper part of the spindle is underneath the clea in the free area of the fingers dynamic © uti balance of the upper free area IFingers r / asgla live β shows unbalance.

mm the eriorderliohe Auawuohfcung niohfe in the free Itev & lch flea "PLngaro relocated, but underneath dOEf EüqLqü. If the pingers in your Spindeioberte Ll eLno Sega imbalance anticipates, the free area döö Flea" 3 can enter without the red

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for spinning or twisting with a reduced thread balloon get optimal shape., whose exact shape is not particular irritation is «luck can be the free area of the Fingers hardened with all the usual hardships become »de the deformations that occur here can, lie in Grenaen, which its technical usefulness do not interfere with the non-critical shape. if desired, without difficulty even after Fix the finger in the area supporting it

of the Spindelobertailae are made.

In the case of a further development of the invention, it is provided that the Singer is rotatably and preferably detachably connected to the spindle in an upper end area of the spindle part forming the upper end area of the spindle bar part, which is rotatably and preferably releasably connected to the upper end area of the spindle bar part and that the counterpart is provided in the area of the attachment. This s.gsforai liat, among other things, the manufacturing-technical "advantage that the ^{structural unit consisting of the attachment! 3} " and the finger is dynamically arranged and in this state üem Kaupteil of Spitideloberteilee can preferably be releasably attached releasable attachment has u »a the Torteil that this attachment 3sderzoit ^ Agou another same or similar Anfaatz rusgewechselt v;.. can be ground, so as for example boachädigtö Papers gsg ^ n new Aufiätze ara ^ u change.

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BAD ORK3INAL

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The invention is described below on the basis of preca » Leadership example explained in more detail and in further MerJonalen described imci äargeslallt «

In the ftdichnuug show?

Pig. 1 the upper range of one not in all

. Details shown spindle top part of a spinning or twisting spindle in part longitudinal section,

Pig. 2-4 each a further preferred embodiment sines shown in sections Spindle top in partially longitudinally cut Representations.

In the drawing, the same ropes have the same reference numbers, Mistake.

In Fig. 1, the spindle top part fragmentary shown throughout the nit 10 is designated, vol> ei only the upper Boreich shown, Dan Spindoloborteil 10 has a ifcuptteil 11 which si irüseiti £ - i.jit a sur spindle axis lcoaxielen Saclcbohrung is provided into which a pin 12, provided with longitudinal grooves, of a r./acJnaäßig attachment 13 made of light metal or plastic by die-casting or injection-molding engages in a friction-locked manner for the rotational connection of this attachment 13 with the main part 11 (the outer shape of this upper one). Fndbereioh of the upper part of the locker 10 forming

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Attachment 13 is rotationally symmetrical and forms an extension dea main part 11, with sr with the same size Outer diameter to the main part 11 excludes.

In the attachment 15 is a spinning or twisting with a reduced thread balloon serving! ¹ · pingers 14 fixedly disposed from vorzugeweise hardened steel, in that its foot is positively embedded in the top 13 15 · The the article beginning at the top surface 16 free region of this finger 14 is divided into a lower, _s gsraä2n to Spindelacfcae coaxial region 17 and a bend 18 at this lower free area 17 connected to the upper, likewise straight area 19, which runs at an acute angle to the spindle axis 20 indicated at an acute angle to its free end. The free area 19 at the top of the grain captures the thread forming the thread balloon just below a thread guide (not shown) during spinning or twisting, so that the thread then loops around the free area 17 »18» 19 of this finger 14 several times in helical turns leading downwards and here In a manner known per se, the thread balloon is reduced. Since these thread guide ratios are known to the person skilled in the art, they are not shown in more detail in the drawing.

to compensate for the dynamic imbalance caused by the upper free area 19 of the finger 14, did the in the attachment 13 embedded Fuas 15 of this finger 14, as shown, cranked so that the lower area this fusea 15 extends parallel to the spindle axis in the

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et and from this extends. Palls a hardening of the finger 14 is provided, "this foot does not need to be hardened be; so its a counterbalance to the unbalance of the upper free area of the body after cramps the hardening of the free Esreiehes produced or shaped can be «The finger 14 can then be in the die casting« · tool inserted and «it with the attachment 13 forming Metal can be cast around. This enables precise dynamic balancing of the attachment in a simple manner educate, even if the free area the * fingars hardened v / urde. Drawer the splash, iat im In general, no paint processing is required any more. · If necessary, the essay can of course and "reworked v '^ räaru trap the unbalance still Should not be completely sufficient, it can be carried out Drilling one or more blind holes can be improved, Oböi these blind holes expediently in the dem. Bulk 11 opposite abutment surface 23 of the attachment can be drilled «In general, this is the case with this one However, embodiment is not required.

The attachment 13 can be removed from the main part 11 by pulling it off be removed and by a new or different one Attachment replaces v / earth.

The Aohse of the finger 14 runs in one through the Spindelaohse 20 seen marriage »

In the embodiment according to Figures '2-4, the' Spifcäeloberteile 10 formed in principle the same as in Flg. 1 ο The existing differences relate to different high measures for dynamic bulging

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their attachments 13a, 13b and 13c ISIT the fixedly arranged in them Pingörn 14 '' You-free regions of the pinger 14 ³ are in this case the same design as "in Fig. 1. In contrast, the boi AusiTarungßhoispieleri according to the ligixren 2-4 fügae 15 ^l The third fingers are designed as straight extensions of the respective lower free third area 17, so that these feet are also coaxial with the spindle axis.

In the AusführucgabaiBpial of FIG. 2, the appropriate existing here ans jjeichinaetall At Bats 13a with finger 14 is ^s characterized balanced dynastisch that it has a blind bore 25 aufweists aie parallel sur Spindelachea at a distance extending from cüieser and their Känöung at the EBEV. su the upper end face of the main part 11 is located opposite planar abutment surface 23 öes attachment 13a, so that this blind hole 25 is closed by the main part and no dust or plug can penetrate into it. In this hole 25 a balancing weight 26 is arranged, the specific weight of which is considerably greater than the specific weight of the material? of the attachment 13a and can be made of lead, for example. This balancing weight 26 is held in a friction-locked immovable manner in this pocket bore 25. The axis of the pocket bore 25 is on the? the upper free area of the finger 14 ¹ opposite side of the spindle axis in a plane defined by the axis of the finger 14 '

In the execution example according to Pig. 3 dor has expedient here of a metal relatively high specific gravity, vörsugsweise steel., Existing attachment also i3b a blind bore 17 which at the voltage applied to the end face of the main part 11 Stoasflache 23

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of the attachment 13b "begins and is parallel to the spindle axis extends in abutment from this into the essay 13b » Mase blind hole 27 is empty and so hit, that they dio dynamic balancing of the from the essay 13b and the pinger 14 * causes existing structural unit.

For this purpose it is located in a plane defined by the axis of the Fingeng H ¹ , passing through the spindle axis and on the same with respect to the spindle axis. Side like the upper free pinger area 19 'Instead of such a blind hole 27, two or more blind holes can also be provided. . *

In the exemplary embodiment according to I? Ig. 4, the * existing assembly of the cap 13c _un a ringer 14 by ^1, one at the * usseneeite from article 13c provided recess 30 dynamically balanced _s located at a distance below the free, rotationafjynunetrischm end dos Aufsstrss and to aur underside of this Papers .? enough. The article 13 © can aweckuäßig of material rolativ high weight, preferably steel, to hold 3ie recess as small as possible · Preferably 30 made the position of the recess so they dasss by a zuüj plugging onto this SpinSal provided _f äQW finding the Padeus The casing 31 can be covered so that it is not visible when spinning or twisting, since it is covered by the rope 31 carrying the thread winding body.

The essays shown in these exemplary embodiments 14 * 14a, 14b, 14c can, as mentioned, expediently Made of metal, but in many cases they can also be made of plastic or other suitable materials with advantage be made

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All of the spin fingers 14 and 14 'shown are bent from round wire of constant cross-section.

The attachments 15, 13a, 13b, 13c can also be attached to the main parts 11 ″ in another suitable manner. For example, the pin 12 can be a threaded bolt which is screwed into a threaded bore in the main part 11.

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Claims (1)

»■ 2756 - 10 - Claims Spindle for spinning or twisting machines, consisting of an etabfönaigen pinger for spinning or twisting fixed at the tip of its rotatable spindle upper part, with a reduced thread balloon, whereby the pinger has a straight, straight axis pointing upwards from the tip of the spindle upper part and coaxial with the spindle , has lower free area to which by means of a bend an upward wegatrebandor and reaching to the free end of the finger, which is not coaxial to the splucle axis, adjoins the upper free area, which is preferably straight and inclined at an acute angle to the spindle axis is arranged, characterized in that the upper spindle part (1Π) below our free area (17) ä§a pingers (H; 14 *) has a counterbalance (15, 26, 27, 30). Upper spindle part according to claim 1, characterized in that that the finger in one, the upper end area, of the spindle upper part (10) forms with the attached Main part (11) of the upper spindle part rotatably and preferably detachably connected and coaxial to the spindle attachment (13, 13a, 13b, 13o) is attached, and that the unbalance is provided in the Barelch of the article. - 11 - 209838 / 10U 2756 - 11 -. Apparatus according to claim. 1 or 2, characterized in that that the finger (14) entered into the upper spindle ax (10) Has foot (15), the specific weight of which than the specific gravity of the Läuge- (13) of the spindle bar part and that the opposite is at least essentially by off-center arrangement of at least a part of the embedded ' Foot (15), preferably by angled training of the Foot is created. Spindle insulated part according to claim 2, characterized in that the counterbalance is formed by at least one blind hole (27) in the attachment (13b) parallel to the spindle axis, you are "with respect to the spindle axis puf the same side as the upper free area (19) of the pinger ( 14 ¹ ) and its mouth is located in the joint surface (23) of the attachment (13b) attached to the main part (11) of the spindle upper part, Upper spindle part according to claim 2, characterized in that. that the attachment (13a) has an eccentric sack hole (25) parallel to the spindle axis to create the vertical imbalance, which is located on the side of the attachment opposite the upper free area (19) t of the 3? ingezs (14 ^{1) and in the} a balancing weight (26) is arranged, the winding of the blind bore preferably being on the lower abutment surface (23) of the attachment adjoining the main area of the upper spindle part. - 12 - 209838/101 2756 - 12 - 6, spindle top part according to claim 1 or 2, characterized draws that the Gegenunwuc & t by an im spindle. top part (10) provided lateral recess (30) is formed »which is on the same side of the spindle axis as the upper free area. (19) of the finger (14 ') is located. 7 «spindle top according to claim. 6, characterized » that the recess (30) is arranged at a distance below the upper end of the upper spindle part »that a the sleeve (31) slipped onto the upper part of the spindle Covered recess. 209838 / 10U