Method and apparatus for producing a yarn

Abstract

A method of producing at least one yarn formed by spinning at least two individual fibers, comprising the following steps: providing at least two individual fibers, to be spun to form the at least one yarn to be produced, feeding the at least two provided fibers to a spinning device comprising at least one spindle element or bobbin element via a guide device comprising a plurality of, in particular cylinder-like or cylindrical, guide elements, spinning the fed fibers in the spinning device, forming the at least one yarn to be produced, wherein the at least two individual fibers are fed to the spinning device via at least two separate, in particular cylinder-like or cylindrical, guide elements that are arranged such that they are spatially separated from one another in at least one spatial direction.

We claim: 
     
         1 . A method of producing at least one yarn formed by spinning at least two individual fibers, comprising the following steps:
 providing at least two individual fibers to be spun to form the at least one yarn to be produced,   feeding the at least two provided fibers to a spinning device comprising at least one spindle element or bobbin element ( 10 ) via a guide device comprising a plurality of guide elements,   spinning the fed fibers in the spinning device, forming the at least one yarn to be produced,   
       characterized in that
 the at least two individual fibers are fed to the spinning device via at least two separate guide elements that are arranged such that they are spatially separated from each other in at least one spatial direction; wherein the at least two guide elements each have a cylindrical basic shape and are coaxially arranged such that they are spatially separated from each other in the direction of their respective central axes; 
 wherein the at least two individual fibers are brought together at a fiber merging point, wherein the fiber merging point forms an apex of a spinning triangle facing the spinning device, wherein the angle of the spinning triangle in the region of the apex facing the spinning device is less than or equal to 90°; and 
 wherein the free length of a respective fiber between the guide device and the fiber merging point in the fiber guiding direction is in a range of between 4 and 20 cm. 
 
     
     
         2 . The method according to  claim 1 , characterized in that a spinning device is used, of which the spindle element or bobbin element is arranged in alignment with a space formed between the guide elements by the spatially separated arrangement of the at least two guide elements assigned thereto in the fiber guiding direction. 
     
     
         3 . The method according to  claim 1 , characterized in that the at least two individual fibers are brought together at a fiber merging point, wherein the fiber merging point forms an apex of a spinning triangle facing the spinning device, wherein the angle of the spinning triangle in the region of the apex facing the spinning device is less than 45° and in particular less than 30°. 
     
     
         4 . The method according to  claim 1 , characterized in that the free length of a respective fiber between the guide device and the fiber merging point is in a range of between 7.5 and 15 cm and preferably 10 cm. 
     
     
         5 . The method according to  claim 1 , characterized in that the free lateral length between respective points at which the at least two individual fibers leave the respective guide element in the direction of the fiber merging point is in a range of between 4 and 10 cm, in particular between 5 and 9 cm and preferably approx. 6 cm. 
     
     
         6 . The method according to  claim 1 , characterized in that at least three individual fibers are spun together to form the at least one yarn. 
     
     
         7 . The method according to  claim 6 , characterized in that the at least two individual fibers of the at least three individual fibers are fed to the spinning device jointly via a first guide element and at least one third fiber is fed via a further guide element arranged such that it is spatially separated from the first guide element in at least one spatial direction. 
     
     
         8 . The method according to  claim 6 , characterized in that the at least three individual fibers are fed to the spinning device via three separate guide elements that are arranged such that they are separated from each other in at least one spatial direction, wherein at least one first fiber is fed via a first guide element, at least one second fiber is fed via a second guide element which is arranged such that it is spatially separated from the first guide element in at least one spatial direction and at least one third fiber is fed via a third guide element which is arranged such that it is spatially separated from the second guide element in at least one spatial direction. 
     
     
         9 . The method according to  claim 1 , characterized in that the at least two individual fibers and at least one filament are spun together to form the at least one yarn. 
     
     
         10 . The method according to  claim 9 , characterized in that the at least two individual fibers are fed to the spinning device via two separate, in particular cylinder-like or cylindrical, guide elements which are arranged such that they are separated from each other in at least one spatial direction and the at least one filament is fed from a filament storage unit, or via a third guide element which is separate from the two separate guide elements. 
     
     
         11 . A yarn, produced by a method according to  claim 1 . 
     
     
         12 . A textile product, which is formed from at least one yarn according to  claim 11  or comprises at least one such yarn. 
     
     
         13 . An apparatus for producing at least one yarn formed by spinning at least two individual fibers by a method according to  claim 1 , comprising:
 a guide device comprising a plurality of cylindrical guide elements, which is configured to guide a number of individual fibers in a guide device to a spinning device arranged downstream thereof,   a spinning device arranged downstream of the guide device comprising at least one spindle element or bobbin element, which is configured to spin together at least two of these individual fibers fed via the guide device, forming at least one yarn,   
       characterized in that the guide device ( 5 ) comprises at least two separate, in particular cylinder-like or cylindrical, guide elements ( 5   d ,  5   e ) that are arranged such that they are spatially separated from each other in at least one spatial direction, via which the at least two individual fibers can be fed or are fed to the spinning device; 
       wherein the guide elements each have a cylindrical basic shape and are arranged coaxially such that they are spatially separated from each other in the direction of their respective central axes;
 wherein the at least two individual fibers are brought together at a fiber merging point, wherein the fiber merging point forms an apex of a spinning triangle facing the spinning device, wherein the angle of the spinning triangle in the region of the apex facing the spinning device is less than or equal to 90°; and 
 wherein the free length of a respective fiber between the guide device and the fiber merging point in the fiber guiding direction is in a range of between 4 and 20 cm. 
 
     
     
         14 . The apparatus according to  claim 13 , characterized in that the spindle element or bobbin element of the spinning device is arranged in alignment with a space formed between the guide elements by the spatially separated arrangement of the guide elements assigned thereto in the fiber guiding direction. 
     
     
         15 . The apparatus according to  claim 14 , characterized by a drafting device, which is configured for the drafting, in particular the longitudinal drafting, of the individual fibers that are fed to the spinning device.