DE102009013974A1 - Device for melt spinning and rolling of threads to coils during production of synthetic threads, has upper doffing plane evacuating coils and formed by platform above lower winding machine, where platform carries upper winding machine - Google Patents

Abstract

The device has a spinning device (1) with spinning nozzles (6) for extruding threads, a lower winding machine (2.1) and an upper winding machine (2.2) that are arranged one above the other. The winding machines wind the threads in two separated yarns sheets (5.1, 5.2). A lower doffing plane formed by a lower base (3) is attached to the machines for evacuating coils (23). An upper doffing plane evacuates the coils and is formed by a winder platform (4) above the lower winding machine, where the winder platform carries the upper winding machine.

Description

The The invention relates to a device for melt spinning and winding several threads to several coils according to the Preamble of claim 1.

A generic device for melt spinning and winding several threads is from the US 6,210,143 B1 known.

at the known device for melt spinning and winding several Threads become a plurality of threads in a spinner spun parallel next to each other. For this purpose, the spinning device a plurality of spinnerets through which the filaments the threads are extruded. After a treatment by Cooling and stretching are the multiplicity of threads divided into two sets of threads and fed to two winding machines. The winding machines are stacked on a subfloor on top of each other arranged. The operation and removal of the finished wound Coils are made out of a Doffebene, formed by the subsoil is. The winding machines are arranged side by side, so that the coils of the lower winding machine and the coils of the upper Winder can be removed to one side of the machine and can be removed.

In Large plants, in which such devices to a Multitude are arranged side by side, it has been found that by the multiplicity of to be operated winding machines and to be carried out bobbin change obstructions during removal the coils along the machine longitudinal side unavoidable are.

It It is therefore an object of the invention to provide a device for melt spinning and winding several threads of the generic To improve such a way that even with a large number of side by side arranged winding a undisturbed removal the coils is possible.

These The object is achieved by a device with the features of claim 1 and by a device with the features of claim 11 solved.

advantageous Further developments of the invention are characterized by the features and feature combinations the subclaims defined.

A The first solution to the underlying problem is thereby given that a second Doffebene provided for the removal of the coils is through a winder platform above the lower winder is formed, and that the winder platform, the upper winding machine wearing. This can be the bobbin change on the winding machines and carry out the removal of the coils in different Doffebenen. The lower winding machine is from the underbody and the upper Spooling machine operated from the winder platform. Leave it even with a very compact arrangement of a variety of winding machines the reel changes separated at the lower and upper winding machines perform each other so that any collisions are avoided become. Another essential advantage of the invention is that that through the floor-level stacked Winding machines achieved high space utilization advantageously obtained remains. This allows maximum within a building Spinning services in the production of synthetic threads to install.

Around the feeding of the threads to the lower winding machine to ensure the development of the invention is provided in which the winder platform next to the winding machine a thread opening has, through which associated with the lower winding machine Threads are feasible. Here is the location of the thread opening depending on the selected thread guide above the Winding machines can be carried out arbitrarily next to the upper winding machine.

By the separate arrangement of the winding machines thus arise high flexible arrangement options, which in particular can be realized by the development of the invention, in which The upper take-up on the winder platform reversed or side by side to the lower winding machine on the subfloor is held. The winding machines can in this case in the axial direction or be held transversely to each other. Thus result high degrees of freedom to guide the yarn sheets after Deduction from the spinning device.

To the Continuous winding of the yarn sheets are preferably winding machines each used with two cantilevered winding spindles, wherein the Spindle spindles held at one end to a rotatable Spulrevolver are and with the opposite end of a control page are facing. Now you can use the operating pages of both winding machines align so that they are a machine long side or assigned to two opposite longitudinal machine sides are.

Along The machine long sides can be advantageous arrange several winding machines parallel next to each other.

In spite of the winder platform above the first winding machine as compact as possible To obtain construction of the entire device, the development of the invention is preferably used, in which a transversely aligned to the winding spindles godet above the free ends of the winding spindle is arranged, through which the respective group of yarns of the respective winding machine is supplied. This makes it possible to perform a distribution of the yarn sheet on the individual winding units of the winding machines from a substantially horizontally oriented distribution level out.

Advantageous is the galette of a treatment device for stripping and stretching assigned directly to the top of the winding machine is arranged.

The in the winding machines wound yarn sheets can in accordance with advantageous developments of the invention through each spinneret of a spinning beam or through Spinnerets of two spaced apart spinning beams be extruded.

A second solution of the invention of the underlying object is given by the fact that the upper winding machine reversed is held to the lower winding machine and that within the Doffebene on both sides of the winding machines each a Doffgang is designed for removal of the coils. This leaves the operation and the bobbin change on the winding machines execute two different Doffgängen out. As a result, collisions when removing the coils are avoided.

Also In this case, a plurality of winding machines can be next to each other to two opposite machine sides Arrange.

The Invention will be described below with reference to some embodiments closer to the device according to the invention explained.

It represent:

1 schematically a side view of a first embodiment of the device according to the invention.

2 schematically a front view of the embodiment of 1

3 schematically a side view of another embodiment of the device according to the invention

4 schematically a side view of another embodiment of the device according to the invention

5 schematically a front view of the embodiment of 4

In the 1 and 2 a first embodiment of the apparatus according to the invention for melt-spinning and winding a plurality of threads to a plurality of coils is shown schematically in several views. In 1 the embodiment is in a side view and in 2 shown in a front view. The 2 shows several devices side by side, which are usually arranged in large plants to a machine longitudinal side. The device according to the invention thus forms a spinning station for extruding, cooling, drawing and winding a plurality of threads. The following description therefore initially concerns a spinning station and applies to both figures.

The embodiment has a spinning device 1 on top of a spinning platform 11 is arranged. The spinning device 1 has in this embodiment two juxtaposed spin bars 7.1 and 7.2 on. The spinning beams 7.1 and 7.2 carry on their undersides each have a plurality of spinnerets arranged in a row 6 , As from the illustration in 2 shows are exemplary four spinnerets 6 shown in a series arrangement. The number of spinnerets shown 6 is exemplary. For example, six, eight or ten spinnerets or more can be held to extrude, for example, twelve, sixteen or twenty or more filaments per spinning station.

The spinning beams 7.1 and 7.2 each have a melt feed 8.1 and 8.2 on, which are connected to one or more melt sources, for example an extruder. Inside the spinner 7.1 and 7.2 is the melt feed 7.1 and 7.2 in each case via spin pumps and distributor lines, not shown here, with the spinnerets 6 connected.

The spinnerets 6 have at their bottoms a plurality of nozzle openings to extrude a plurality of filaments from a polymer melt fed to the spinneret. The filament strands of one of the spinnerets 6 are each merged into a thread. These are the spinnerets 6 at a distance below a cooling shaft 9.1 and 9.2 each group thread guide 14 assigned. The below the spinning beam 7.1 and 7.2 designed cooling ducts 9.1 and 9.2 is each an air conditioner 10.1 and 10.2 associated, for example, to produce a cooling air, which is used to cool the filaments in the cooling ducts 9.1 and 9.2 be directed.

To peel off the spinnerets 6 extruded filament bundles 5.1 and 5.2 is below the spinning device 1 an upper winding machine 2.2 and a lower winding machine 2.1 arranged. The lower winding machine 2.1 is on an underbody 3 placed and the spinning beam 7.1 assigned to the yarn sheet 5.1 to wind coils.

The upper winding machine 2.2 is on a winder platform 4 above the lower winding machine 2.1 arranged. The upper winding machine 2.2 is in the spinning beam 7.2 assigned to the yarn sheet 5.2 to wind up coils.

The winding machines 2.1 and 2.2 , are identically formed, each of the winding machines 2.1 and 2.2 two cantilevered winding spindles 17.1 and 17.2 have, with one end to a Spulrevolver 19 are stored and with a free end of a control page 18.1 and 18.2 are facing. On the winding spindles 17.1 and 17.2 The threads are alternately parallel to each other to coils 23 wound. Each of the winding machines 2.1 and 2.2 thus contains a total of four winding units. The number of winding units here is identical to the number of supplied yarns coming from the spinning device 1 subtracted from. For feeding each of the winding unit in the winding machines 2.1 and 2.2 one head thread guide each 20 , a traversing device 21 assigned to the coils 23 a pressure roller 26 assigned.

The winding machines 2.1 and 2.2 are reversed in this embodiment held one above the other, so that the operating side 18.1 the winding machine 2.1 assigned to a right-hand machine longitudinal side, and the operating side 18.2 the winding machine 2.2 is assigned to a left machine longitudinal side. The operation and the reel change on the winding machines 2.1 and 2.2 are thus executed on opposite longitudinal sides of the machine, the subfloor 3 a first Doffebene for transporting the wound coils of the winding machine 2.1 forms and wherein the winder platform 4 an upper Doffebene for transporting the wound coils of the winding machine 2.2 forms.

To remove the yarn sheet 5.1 from the spinning device 1 is on top of the winder 2.1 a treatment facility 13.1 arranged. The treatment facility 13.1 has two godets 15.1 and 15.2 on, by the crowd of yarns 5.1 partially entwined. Here is the godets 15.2 transverse to the winding spindles 17.1 and 17.2 the winding machine 2.1 aligned, so that the yarn sheet 5.1 essentially from a horizontal distribution plane out over the head thread guide 20 the winding units of the winding machine 2.1 be supplied.

The supply of the yarn sheet 5.1 from the spinning device 1 via a thread passage in the spinning platform 11 as well as through a thread opening 16 in the winder platform 4 , The thread opening 16 is directly next to the upper winding machine 2.2 educated.

The second group of threads 5.2 is via a second treatment facility 13.2 from the spinning device 1 peeled off the top of the upper winder 2.2 is arranged. The treatment facility 13.2 is identical to the treatment facility 13.1 formed, so that the yarn sheet 5.2 over the galette 15.2 to the head thread guides 20 the winding units of the winding machine 2.2 be guided. Here, the thread guide the yarn sheet 5.2 through a second thread passage 12.2 in the spinning platform 11 ,

At the in 1 and 2 Illustrated embodiments, the lower winding machine 2.1 from the subsoil 3 operated out, so that after a bobbin change the finished wound coils in the through the underbody 3 be formed evacuated Doffebene. The operation is done on the right side of the machine as in 1 shown.

Operation of the winding machine 2.2 takes place on the opposite machine longitudinal side from the winder platform 4 out. Here are those of the winding machine 2.2 finished coils wound directly in the upper Doffebene, by the winder platform 4 is formed, transported away.

As in 2 is shown, a plurality of spinning stations are arranged side by side on the machine longitudinal sides. In 2 are exemplary the first three spinning stations 22.1 . 22.2 and 22.3 shown. Each of the spinning stations 22.1 to 22.3 is formed identically, so that a plurality of threads can be wound parallel to each other to form coils. Here are all lower winding machines 2.1 operated from the lower Doffebene ago. The bobbin removal from the upper bobbin winding machine 2.2 wound coils, however, takes place on the winder platform 4 ,

By the in 1 illustrated overlapping arrangement of the winding machines 2.1 and 2.2 let the spin bars 7.1 and 7.2 in the spinning stations very compact side by side. This is a high space utilization possible.

In the 3 a further embodiment of a device according to the invention for melt-spinning and winding of several threads is shown. In 3 the embodiment is shown in a side view.

The embodiment according to 3 shows a spinning station, which consists of a spinning device 1 and two below the spinner 1 arranged winding machines 2.1 and 2.2 is formed. The spinning device 1 has a spinning beam in this embodiment 7 on, at the bottom of several spinnerets 6 are kept side by side in a row-like arrangement. In 3 is just one of the spinnerets 6 shown. The spinning beam 7 is over a melt feed 8th connected to a melt source, not shown here. Inside the heated spinning beam 7 are still further not shown here melt-carrying components such as spinning pumps and melt lines contain the spinnerets 6 at the bottom of the spinner 7 to supply with a polymer melt.

In this embodiment, the spinnerets are 6 formed such that the extruded through the nozzle openings filaments are divided into two filament bundles to two threads. These are the spinneret 6 two collection thread guides 14.1 and 14.2 assigned. Below the spinner 7 is a cooling shaft 9 and a climate producer 10 arranged.

The spinning device 1 is above a spinning platform 11 arranged, from which an operation and maintenance of the spinnerets 6 is executable.

Below the spinning platform 11 are a lower winding machine 2.1 on a subsoil 3 and an upper winding machine 2.2 on a winder platform 4 arranged. The winder platform 4 extends here again above the lower winding machine 2.1 , The winding machines 2.1 and 2.2 are identical to the aforementioned embodiment according to 1 and 2 formed, wherein the winding machines 2.1 and 2.2 are arranged side by side to each other in this embodiment. This is how the operating pages show 18.1 and 18.2 each to a left machine longitudinal side, so that the operation of the winding machines 2.1 and 2.2 takes place on a machine longitudinal side in two different levels.

For pulling off the yarn sheets 5.1 and 5.2 from the spinning device 1 are the winding machines 2.1 and 2.2 on each of its tops again a treatment facility 13.1 and 13.2 assigned. Each of the treatment facilities 13.1 and 13.2 has two godets each 15.1 and 15.2 on, by the crowd of yarns 5.1 and 5.2 each partially entwined. The function of the treatment facilities 13.1 and 13.2 is identical to the treatment facilities of the aforementioned embodiment of the invention.

The group of threads 5.1 becomes the lower winding machine 2.2 through the thread passage 12.1 in the spinning platform 11 and through the thread opening 16 in the winder platform 4 fed. The second group of threads 5.2 But passes the thread passage 12.2 to the winding machine 2.2 ,

The function and operation of the embodiment according to 3 is identical to the embodiment according to 1 and 2 so that reference is made to the aforementioned description. In the 3 shown device parts correspond to a spinning station, so that a large number of such arrangements are held side by side in a large-scale system. Again, the coils are in two separate Doffebenen of the winding machines 2.1 and 2.2 taken off and transported away.

In the 4 and 5 a further embodiment of a device according to the invention is shown, wherein only one spinning position is shown in each case in a side view and a plan view.

At the in 4 and 5 illustrated embodiment is a spinning device 1 , a treatment facility 13 and two winders 2.1 and 2.2 held in a vertical arrangement with each other. The spinning device 1 is identical to the one in 3 Spinning device shown, so that from each of the spinnerets 6 each two threads are spun. The spinning device 1 is above a spinning platform 11 arranged.

The lower winding machine 2.1 , the upper winding machine 2.2 and the treatment facility 13 are on the subsoil 3 established. The winding machines 2.1 and 2.2 are here in a machine frame 25 reversed to each other, so that the operator side 18.2 the lower winding machine 2.1 to a right machine side shows and the operator side 18.1 the upper winding machine 2.2 to a left machine longitudinal side shows. To both operating pages 18.1 and 18.2 is each a doffgang 24.1 and 24.2 educated. The Doffgang 24.1 and 24.2 extend parallel to the Maschinenlängssei th generated by stringing together several spinning stations total investment. The operation and the bobbin change on the winding machines 2.1 and 2.2 In this case, it is made from the lower Doffebene, which through the Unterboden 3 is formed, executed. These are the by the winding machine 2.1 wrapped coils the Doffgang 24.1 removed. The by the winding machine 2.2 wound coils are on the opposite Doffgang 24.2 removed.

For guidance and treatment of the two sets of threads 5.1 and 5.2 is a treatment facility tung 13 provided, which is above the upper winding machine 2.1 is arranged. The treatment device 13 has two godets for this purpose 15.1 and 15.2 up, from both threads 5.1 and 5.2 are partially entwined. The godets 15.1 and 15.2 are symmetrical above the winding units of the winding machines 2.1 and 2.2 arranged so that the distribution of the yarn sheet 5.1 and 5.2 takes place from a substantially vertical Verteilebene out.

In the in the 1 to 5 illustrated embodiments, the embodiments of the spinning device, the treatment device and the winding machines are exemplary. In principle, the illustrated device parts can be replaced by alternative device parts, for example to produce different types of threads. However, it is essential here that the bobbin change and the removal of the completely wound bobbins from the superposed winding machine take place from separate doffing planes or from separate doffing passes.

1

spinner

2.1

lower winding machine

2.2

upper winding machine

3

underbody

4

Wicklerplattform

5.1 5.2

yarn sheet

6

spinneret

7, 7.1, 7.2

spinning beam

8th, 8.1, 8.2

melt inlet

9 9.1, 9.2

cooling shaft

10 10.1, 10.2

air generator

11

spinning platform

12.1, 12.2

Thread passage

13.1, 13.2

treatment facility

14

Collecting yarn guides

15.1, 15.2

Galette

16

thread hole

17.1, 17.2

winding spindle

18.1, 18.2

operating side

19

spindle turret

20

Yarn guide

21

Traversing device

22.1, 22.2, 22.3

spinning unit

23

Do the washing up

24.1, 24.2

doffing aisle

25

machine frame

26

pressure roller

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - US 6210143 B1 [0002]

Claims (13)

Device for melt-spinning and winding a plurality of threads into a plurality of bobbins with a spinning device ( 1 ) comprising a plurality of spinnerets ( 6 ) has for extruding threads, and with at least two stacked superposed winding machines ( 2.1 . 2.2 ), which separates the threads into two separate bundles of threads ( 5.1 . 5.2 ) and one through an underbody ( 3 ) formed Doffebene for the removal of the coils ( 23 ), characterized in that a second Doffebene for the removal of the coils ( 23 ) provided by a winder platform ( 4 ) above the lower winding machine ( 2.1 ) is formed, and that the winder platform ( 4 ) the upper winding machine ( 2.2 ) wearing. Apparatus according to claim 1, characterized in that the winder platform ( 4 ) next to the winding machine ( 2.2 ) a thread opening ( 16 ), by which the lower winding machine ( 2.1 ) associated threads are feasible. Apparatus according to claim 1 or 2, characterized in that the upper winding machine ( 2.2 ) on the winder platform ( 4 ) reversed or side by side to the lower winding machine ( 2.1 ) on the subsoil ( 3 ) is held. Apparatus according to claim 3, characterized in that the winding machines ( 2.1 . 2.2 ) each two cantilevered winding spindles ( 17.1 . 17.2 ), which with one end on a rotatable Spulrevolver ( 19 ) and which are connected to the opposite end of an operating side ( 18.1 . 18.2 ), the operating pages ( 18.1 . 18.2 ) of both winding machines ( 2.1 . 2.2 ) are formed parallel to a machine longitudinal side. Apparatus according to claim 3, characterized in that the winding machines ( 2.1 . 2.2 ) are arranged one above the other in such a way that the operating pages ( 18.1 . 18.2 ) of the winding machines ( 2.1 . 2.2 ) are assigned to two opposite machine longitudinal sides. Device according to claim 4 or 5, characterized in that on the subfloor ( 3 ) and on the winder platform ( 4 ) each have a plurality of winding machines ( 2.1 . 2.2 ) are arranged, which are arranged parallel to each other along the machine longitudinal sides. Device according to one of claims 4 to 6, characterized in that the winding machines ( 2.1 . 2.2 ) above the free ends of the winding spindles ( 17.1 . 17.2 ) each at least one transverse to the winding spindle ( 17.1 . 17.2 ) oriented galette ( 15.2 ), by which the respective group of threads ( 5.1 . 5.2 ) of the relevant winding machine ( 2.1 . 2.2 ) is supplied. Device according to claim 7, characterized in that the godets ( 15.2 ) each of a treatment facility ( 13.1 . 13.2 ) are assigned for stripping and stretching, wherein the treatment facilities ( 13.1 . 13.2 ) on the upper sides of the winding machines ( 2.1 . 2.2 ) are arranged and operable. Device according to one of claims 1 to 8, characterized in that the spinning device ( 1 ) at least one spin beam ( 7 ), on whose underside the spinnerets ( 6 ) are held, through which the threads are extrudable. Device according to one of claims 1 to 8, characterized in that the spinning device ( 1 ) at least two spaced apart spinning beams ( 7.1 . 7.2 ), on whose undersides two groups of spinnerets ( 6 ) are held, by which two separate yarn sheets are extrudable. Device for melt-spinning and winding several threads into several bobbins ( 23 ) with a spinning device ( 1 ) comprising a plurality of spinnerets ( 6 ) for extruding threads, and having at least two on a subfloor ( 3 ) floor-level superposed winding machines ( 2.1 . 2.2 ), which separates the threads into two separate bundles of threads ( 5.1 . 5.2 ) and one through the underbody ( 3 ) formed Doffebene for the removal of the coils ( 23 ), characterized in that the upper winding machine ( 2.2 ) reversed to the lower winding machines ( 2.1 ) and that within the Doffebene on both operating pages ( 18.1 . 18.2 ) of the winding machines ( 2.1 . 2.2 ) in each case a Doffgang ( 24.1 . 24.2 ) is designed for the removal of the coils. Apparatus according to claim 11, characterized in that the winding machines ( 2.1 . 2.2 ) each two cantilevered winding spindles ( 17.1 . 17.2 ), which with one end on a rotatable Spulrevolver ( 19 ) and with the opposite end of the operating side ( 18.1 . 18.2 ), the operating pages ( 18.1 . 18.2 ) of both winding machines ( 2.1 . 2.2 ) are assigned to two opposite machine longitudinal sides. Device according to claim 11 or 12, characterized in that on the subfloor ( 3 ) each have a plurality of winding machines ( 2.1 . 2.2 ) are arranged, which are arranged parallel to each other along the two longitudinal sides of the machine.