DE1660189A1 - Device for spinning synthetic yarns in the form of twofold composite threads - Google Patents

Description

DR. TUSABKin «w» «. ! 88IU3

* MÖNCHEN 23 · * t E Q E »» TB Α · * Ε 21 ■ TELEPHONE S4I0HT · TEtEORAM ADDRESS: IN VENT / MONCHEN

AKU 1117 Munich, 21.11.67 / Cy

ALCJäÄEiiiä KONSTüIJBß UHIE N.T., Arnhea / Hollond

"Device for spinning synthetic yarns into shape of double-stitched threads "

Priority 23 November 1966 / Netherlands Registration number i 66.16 + 62

Uie Ürfinduni: refers to a device for spinning synthetic yarns in the form of twofold sewn-together threads, which have a feed arrangement for each of the two constituent parts to be spun and an associated housing of the spinning arrangement, which has at least one essentially horizontal bladder plate a pattern arranged openings, a closable Ein and AU8b * uöfi ^v nun _t i and Abdichtun ^ oi. is provided

BADORIGJNAt

A device of the type described above is already known. The known device comprises a housing and a nozzle plate which are circular in a horizontal section. / Ur certain purposes, the known device very satisfactory, however, has been shown to DAT particular when üchiaelzspinnen twice zueaninengesetzter yarns, in which the housing is in a heated wantel, some drawbacks has _a primarily known device requires a lot of expensive space is often not available _o Second, the known device is less suitable for use in the simultaneous spinning of two polymers un-

With high pressure of, for example, 200 to 500 kg / cm and with high viscosity, since the inner cylindrical palm of the hand is very large, strong forces are generated and a relatively heavy and expensive construction is necessary. Third, it has been found that ee the known device does not let old possible, particularly in Vail de "iipinnverfahren" weifach for "zueaonengeaetste Jfüden _t towards the current high demands" ichtlich a revenge and el "iehnilßig 's heat transfer van he Mt" th Uantel over the "housing on oil" * white to "pinned polyeerie bed parts to be fulfilled =,

The aim of the invention is a device door mentioned type to "ohaffen * dl" the disadvantages mentioned above does not have "The refined device draws" I

BATH ORIGINAL

characterized in that the horizontal section through the housing of the The pin arrangement is elongated, preferably essentially rectangular, and has a lance that is at least approximately 1 1/2 to 2 times the width, and that the also elongated Circumference of the dowel plate housed in the housing in the horizontal 12 has plane dimensions that are approximately of the same order of magnitude lie like that of the housing «In this way, a simple, compact construction can be achieved and a rapid one and even heat transfer from a heated jacket Realized via the housing on the two components to be spun will.

If the device is provided with a mixer with stationary guide parts, it is advantageous according to the invention proved characterized in that the mixer in Housing arranged above the nozzle plate and that the Uieehkanal or the Miechkenäldee Mischers eioh borrowed in the week Extend in a horizontal direction.

The device according to the invention is special for 41 HeraUlliu * «« Indue tr leg * rM », ie Otnci vo heber Geeaatttärke geel« Mt _v since the firflndui «ee in dleeea irall, old simple means, the occurring forces« ad dimensions to be kept within acceptable limits

- ♦ Ι08837Π187

BATH ORIGINAL

In a preferred embodiment of the device according to the invention, the mixer is also elongated and arranged above the nozzle plate ao'fie opposite the accessible installation and construction opening in the short side of the housing. According to the invention, the mixer advantageously consists of a two-part block, In douaen dividing plane the olfactory canal or the MieehkanUle with ortefeatic guiding parts are arranged ₀ V. According to the invention, the dividing plane of the mixer in the housing is arranged horizontally and the two parts of the Miecherbloeka are fastened to each other by practically vertical screw bolts and the underside of the Miacherblooke the top of the nozzle plate is supported, then these are üchraubbolt and also the mixer block is less stressed.

Preferably the apparatus is characterized according to the invention in that the iliachkanal, the completely or partially filled with Fülirungeteilen iet in _f u t rb "au ng ar ichtung eu spinning liquid is substantially the shape of a Hechtecks has.

A practical flat design is obtained when the supply channels of each of the two components open at different ΡιιηΙΊπη u:.? Rh below into the rectangular Hiochkanal and according to their Vercini / young jointly at oin «ir l-point in» IiBchkana] and where in the exit dee IMac) ϊι-ναΐβ with one after

108837/1 187

BAD ORlQlNAL

downward inclined channel connected, which calibrated in a distribution space for the spinning liquid opens above the nozzle plate,

In the apparatus ^ the Krfindung ernäß are the l · ¹ Uhrungeteile the mixer advantageously designed such that one-aio) repeated doubling of the number of layers of the bpinnflüssigkeit cause, so that the two components are finely mixed together.

According to the invention, it has surprisingly been found that the elongated spinning arrangement sum spinning twofold composite threads in a simple manner also for spinning twofold composed threads with next to each other or how οins HUlIe and a core nested components The individual threads can be adjusted for this purpose the device according to the invention must be constructed in such a way that that in. Housing of the spinning assembly, the feed channels for each of the two components until practically to the points at which they completely release the spinning liquid into the spinning orifices run separately from each other * in a preferred version of the device according to the invention and the separate ones Feed channels for each of the two components in Gehuuue in a series of elongated one above the other and across the Düoeni latte arranged feed plates provided. According to

109837/1187

BATH

⁶ " 1860189

the invention are the feed plates with separate channels regionally widened; so arranged in the housing that they opposite the closable installation and construction opening in the short length of the housing,

In the inventive device, the feed channels in the feed plates for one bed part extend downward near the outer circumference of the feed plates, while the feed nodules for the other part dry down inside the channels provided for the rsSan component. Two-way yarn, in which parts of the bastand are arranged next to one another, can advantageously be produced using a device which is characterized according to the invention in which the supply channels for the component are then horizontally in the lower side of the lowermost supply plate after reaching the base extend above the nozzle plate so that each of these supply channels occupies at least two adjacent spinning openings, and that the supply channels for the other component in the lowest supply plate are formed by a "large" number of bores, each of which ends via adjacent spinning openings in the nozzle plate.

Twice-composed yarn can be either one inside the other or with components arranged next to one another

- 7 103837ΠΪΙ7

BATH ORIGINAL

advantageously produced with a device which is characterized according to the invention in that the supply channels for one component part open into a horizontal distribution space extending over the nozzle plate after reaching the nozzle plate, and that the supply channels for the other component in the lowest Feed plate can be formed by a large number of bores, each of which ends via a single corresponding spinning opening in the nozzle plate _:

The invention is explained below with reference to drawings various execution examples explained in more detail.

Figc 1 shows a longitudinal section along the line l-I

2 by a spinning arrangement according to FIG

Invention,
Fig. 2 shows a cross section length of the line U-II

of Fig. 1.
Fig. 3 shows a section along the line III-III of

Fig. 1.
4a to 4e show several views of a

Combination of fixed guide panels, Fig. 5, 6 and 7 show several sections through an arrangement for the manufacture Πυπ £ r-v-'sifach suHnir ··

quantity of tied yarns with ~ ice cream decid next to each other-- • net components «

108837/1187 «-

BATH ORIGINAL

8 shows a cross section through a single one Thread with stock arranged next to each other · » share c

Fig. 9 »10 and 1r show different sections through an arrangement for the production of twofold composite yarns with components arranged one inside the other
Fig. 12 shows a cross section through a single one

Thread with nested components ^ Fig. 13 zei (jt a modification oiner arrangement for producing two-composed yarns with juxtaposed Beetandteilen Fig. _O 14 shows a section along the line XIV-XIV of Fig. 13.

From a device for melt-spinning a twofold EUiataaengeetsten yarn, FIGS. 1 to 3 show only the part that is important for the invention, namely the ί3 pin size. l) the housing 1 of the pin assembly and the wire plate 2 are rectangular in horizontal section. Patterns are arranged, the outer boundary of which is also rectangular _c The DUeenplatte 2 rests on a shoulder 4 la housing 1 _f with a sealing ring 5 is provided between the shoulder and the nozzle plate. In a room above

109837/1187

BATH ORIGINAL

Nozzle plate 2 is arranged in a fabric packing 6. In two short lines of the housing 1 is a lockable one üin »and expansion opening 7 provided, the height of which with 8 and whose width is marked with 9 ο On the nozzle plate 2 the mixer, which consists of a lower block 10 and an upper block 12 fastened to it with screw bolts 11, rests. a tent ο The openings 7 are covered by a sliding cover 13 on the outside closed »between the G-Leitdeckel 13 and the Mlanher 10,12 are going one after the other from the outside to the inside öchlußring 14 »a sealing ring 15 and a pair of glasses 16 = the Sealing ring can be prepared before starting the spinning process In the middle of a bit an Abachlußring 18 provided head screw 17 deforms his

The arrangement shown is used for tying yarns together twice. In housing 1 there are two feed lines 19 and 20 so that each of the two components can be fed under high pressure by a gear pump not shown. From the supply lines 19 and 20, the bed parts can bsw downwards through the corresponding filter fabric paokings 21. 22 and the corresponding distributor plates 23 and 24, respectively, tile »The distributor plates 23 and are supported on the upper side of the upper block 12 of the Hlschere, and swiaohen each vertillar plate and the upper one is« in Di η ht linear Ing 2 *), 2 t » preceded? Dia Yertelier-

BAD ORfGiNAi,

1860189

Plates have a large number of perforations 27. At the entrance of each of the distribution plates 23, 24 there are funnel-shaped chambers 28 and 29 in the upper block, which at their lower ends connect with horizontal channels 30 and 31, respectively the two constituents can flow onto each other in the directions indicated by the arrows 52 ba *, 33 _a When you have exhausted the two constituents, they can never flow in the direction indicated by the arrow through the channel 35 to the beginning of the meial channel indicated by 36 , which has a square cross section (see i'ig, 2) o The Miachkanal 36 is roughly rectangular (oiohtj Fig = 3) and is partially filled with guide parts 37, which are indicated in Fig. 3 by a cross and the two Bsatand parts may be prepared by the Miachkanal 36 in the through successive Hfeile 38 39 _S 40, 41, 42, 43, 44 and flow directions shown 45, and as a result of the Misohwlrkung Guide sections, the number of layers of the two bed end parts is repeatedly doubled "* o that the fabrics are finely matched with one another. The figures 4a to 4e show different views of an execution table game of a combination of stationary guide parts, which have a satisfactory negative effect., I ¹ Ig: 4a shows the face of the combination of guide parts. This combination consists in principle of a long old square cross-section and n la Ihrön> altenwnnden. In Pig 4a they show

ORiGlMAL BATHROOM

Arrows b, c, d and e indicate the directions in which the üeitenanichten 4b, 4c, 4d and 4e shown Bind ο In FIGS. 4a-4e those parts where no one notices off is removed - shown in phantom. The shape of the recesses is achieved by using a face milling cutter a zigzag hat of constant depth in each one The turning point here te 11t ο Der t <eg dee appropriate üpinnetüffe through the grooves is shown by lines 46, 47, 48 and? An appropriate number of Guide parts provided its Kb should be noted, that a mixer of this type is known to eich

In Fig. 3, the reference numeral 50 denotes the end of the rectangular mixing channel 36 · From this end 50 can the copolymer to flow downward through the inclined channel 51 in the direction shown by the ^ file 52 and Then distribute it over the filter fabric pack 6 and the spinning arrangement through the one provided with the openings 3 Düeenplett · abandoned

Lugs 53, 54 are provided on the housing 1, with the help of which the housing moves into the heated jacket (not shown) can be used and removed from it * Above " In addition, in the case are 1 over the hi tie of the distribution bankruptcies 23 and 24 plugs 55 bew * 56 provided, which are removable,

- 12 ~.

109837/1 187

BAO ORIGINAL

to get the appropriate distribution plates and filter cloth pack " gen to be able to take out .. Using the stoppers Bind a construction designated as a whole with 57 but which does not affect the essence of the invention ο

1 to 3 it can be seen that the dimensions of the openings 7 are chosen such that the mixer formed from the lower block 10 and the upper block 12 by a these openings 7 can be completely removed from the housing or reinserted. The others in the case too existing parts, such as the nozzle plate 2 with the filter fabric packing 6 and the distribution plates 23, 24 with the corresponding filter fabric packings 21, 22 can through the relatively small openings 7 in the short side walls of the housing 1 are removed and installed. As a result, the relative large arrangement can be given a very feet construction in a simple way

Figures 5 "6, 7" 9t 10 and 11 "own cut · by swti bpinnmnordungen for iwtifaoh eutaaengesetste yarns, in which no Mlvohtr rorhaaitn inserted, wove ·! dl "the parts given in the parts shown in fl. 1, 2 and 3" old given to the same oaks "Ind. Dl · Fig. 6 and 7 * · ΐ6 · η section length the corresponding lines VI-VI and TII-VII of the Pig. 5, while dl · Flg. 10 and 11 cut lengthways

- 13 109837/1187

BAD ORfGINAL X-X and XI-XI of Figure 9 show.

In the arrangement shown in FIGS. 5 and 7 as well as in the arrangement according to the Pig. 9 and 11, the two polymer constituents can be removed from the funnel-shaped collecting chambers 28 and 29 up to approximately the level of the top of the nozzle plate 2 by completely separate arrangements of feed channels 58, 59 for the right polymer constituent in the plane of the drawing and 6O _r 61, 62 , 63 and 64 for the left part to flow down ₀ the feed channels 58 are to 64 for the two components into three feeding plates 65 66 and 67 one above the other and above the nozzle plate 2 and also are arranged in the housing 1 so * that they opposite the closable opening and building opening 7 in the short side of the housing 1 are "the supply channels 59 for the one of the upper right-hand side of the arrangement". Polymer constituent extend downward near the outer periphery of the plates 65 and 67, while the supply channels 61, 62, 63 and 64 for the other polymer constituent part extend downward within the channels 59 »

The 3pinning arrangement according to FIGS. 5, 6 and 7 serves «ur Production of twofold composite yarns with components next to each other, iSin wuerechnitt by «inan

BAD ORfGINAL

this last-mentioned type of yarn is shown in FIG. One polymer component is designated 68 and the other 69 "Each of the vertical feed channels 63 in the lower. Plate 67 opens via two adjacent pin openings 3 in the nozzle plate 2 (see FIG. 5). The polymer, which can be fed in through the vertical channels 59, is _{distributed horizontally across the nozzle plate 2 through a large number of transverse (} horizontal channels 701 which extend over the underside of the plate and Jewells occupy at least two adjacent pinning openings 3) Such exemplary embodiments fill the two polymer components in each case practically half of each pin opening 3, so that threads with adjacent parts according to FIG. 8 are formed.

Oi · in the Flg. The arrangement shown in FIGS. 9, 10 and 11 serves for the production of twofold assembled yarn, of which bed parts are arranged one inside the other, a cross section of which is shown in FIG. Counter is a «Bestandttil 71 and the other with 72 denotes _o Each of the vertical supply ducts 64 provided in the lowest feed plate 67 with a narrow 1st Aueflußöffnung overlying the lutte a single appropriate. Spinning opening 3 ends. The end part of the polymer bed, which has flowed down through the vertical channels 59, can extend over the top of the nozzle plate

i u ή M " ι ι

BATH ORIGINAL

distributed through openings provided in the surface recesses and into the spinning holes 3 along the outer periphery flow into · In such a construction of the spinning arrangement forms a Polynerisatbestandteil the core and the other the surrounding the core HUlIe ₀

The Pig. 13 and 14 show schematises like that in FIGS fig. 9, 10 and 11 by a low » Suited modification of the production of two EUsammengeeetster Yarns can be adapted with components arranged side by side. In the case of the exemplary embodiment according to FIG. 13 and 14, the feed channels 64 end eccentrically over the associated one Upinnuffs 3 »In this version, the orifices on their upper side partly through the exits the supply channels for the other component covered.

108837/1187

BATH ORIGINAL

Claims (1)

Expectations 1o device for spinning eynthetieoher oarne in 1orm of twofold assembled threads with a feed arrangement for each of the components to be spun and an associated housing of the spinning arrangement, at least with a substantially horizontal nozzle plate with openings arranged in a pattern, a closable installation and removal opening and seals is provided, characterized in that the horiaontalsohnitt through the housing is elongated "preferably la essentially rectangular and a position" which corresponds to at least approximately 1 1/2 times the width, and that the likewise elongated "circumference of the i * Housing housed DUeenplatte has dimensions in the horizontal plane that correspond approximately to the same order of dimensions as that of the housing «* 2 · Device according to claim 1, with a stationary one Leadership divides η provided misoher, characterized by daO the mixer in the housing above the DUeenplatte is arranged « - 2 - * 109837/1187 BATHROOM ORIGlNAt 3 ο device according to claim 2, characterized in that the MiBchkanal or the Miachkanäle dea liischers eich Ii weaenthen in horizontal direction extend » 4 ο device according to claim 2 or 3 t characterized in that the mixer is also elongated and above the nozzle plate and opposite the closable one Installation and removal opening arranged in the short side of the housing is. 5 ο device according to claim 4 »characterized in that the short end face of the mixer has a surface area of the same order of magnitude is like that of the closable opening » 6 · Device according to Anapruoh 2 or 3, characterized that the mixer consists of a two-part block, in the parting plane of which the Hieohkanal or the mixing channels are arranged with a fixed guide part η » 7. Apparatus according to claim 6, characterized in that the dividing strip of the mixer in the housing is arranged horizontally, - 3 109837M1B7 ^ßAD 8 · Device according to claim 7 »thereby rewarding g β k β η η, that the two parts of the Hieoherblocke by means of practically vertical threaded bolts or Similar connecting means are attached to one another. 9> Device according to claim 6, wherein the nozzle plate is supported on a shoulder formed in the housing, characterized in that the underside of the mixer is supported on the top of the bushing plate 10. Device according to one or more of the claims to 9 »characterized in that the liischkanal, which is either wholly or partially with guide points is filled, in the direction of flow to be spun Liquid la essentially has the shape of a rectangle. 11. Vorrieh tune n «eh claim 10, characterized in that dsJ the supply channels of each of the two components at various points near the bottom 1 »den reoht- • oklgen Etinden Mieohkanal and naoh Ibt ·? Association like one H. at a point where the Miaoh Canal ends, and the exit of the iaschkanala alt a «near downward sloping channel in connection which is in a distribution rraiui for dl Spinning liquid opens over the nozzle plate. 109837/1187 BAD ORiQiNAl. -fs 12. Device according to one or more of the previous ones Claim, in which the feed arrangement for each the bed parts a separate distribution plate and a Filter comprises, characterized in that the distributor plates are each in an upper part dee Housing provided space are arranged, and that the undersides of the distributor plates over sight rings on the JfiBCherblook covered aind. 13c device according to one or more of the preceding Claims, characterized in that the guide parts are iconatrued in this way Bind that aie a repeated doubling of the number Layers of the juice cause eo that the two Beatand parts are finely mixed together. H. The device according to claim 1, because it g e k * η η »calibrates that in OeMuae the supply channels for everyone dtr both components bit practical on the points at which, they deliver the spinning liquid into the 0pinning openings Madnesses run apart roneiaander. 15 · Apparatus according to Ars pruch 14, in which the feed arrangement a separate distributor for each of the Beatand parts flat β and a filter, thereby g e k e η η - - 5 103837/1117 draws that the separate supply channel β for each der.Beetandteile Id housing in a number of elongated feed plates are provided, which are arranged one above the other and above the nozzle plate as " I6c device according to claim 15, characterized in that the Feed plates are arranged in the housing in such a way that they are calibrated against the closable kin and expansion opening are in the short depth of the housing " 17 = device according to claims 14 and 15 »characterized in that the feed channels in the feed plates for one part of the bed are close to the outer one Perimeter of the feed plates extend downward, and that the feed channels for the other Beetandteil calibrated within the channels provided for the first component extend downwards »■ 16 »Device according to claim 17, because of the fact that it is k e η η C4 It is worthwhile that the supply channels for one component after reaching the nozzle plate, calibrate horizontally in this way in the underside of the lowest feed plate above the bush plate extend that each of these supply channels occupies at least one adjacent pin opening, and that the supply channels for the other ingredient in the lowest feed 109837Π187 ~ ⁶ " BATH ORIGINAL "ground" plate formed by a large number of holes each of the two adjacent 8 pin openings in the DU-eenplatte endexio 19ö device according to claim 17 »characterized in that that the supply cannula for one component part after reaching the bridge plate in a horizontal Run distribution space, which extends over the SUeenplatte, and that the supply channels for the other bed part in the lower feed plate through a large number of holes are formed, each over a single corresponding The pin opening ends in the nozzle plate = 2ü. Device according to Claim 19, characterized in that the supply channels for the other component part in the lowermost feed plate end essentially above the centers of the spinning orifices. 21. The device according to claim 19, characterized in that g e k e η η ze i without t that the supply channels for the other component part end eccentrically above the ordered t> pin openings. 22e device according to claim 21, characterized in that the supply channels for the other component the bands of the spinning orifices partially on their upper side cover = 103337/1187 SAD