JP2014524994A5 - - Google Patents

Claims (10)

An apparatus for melt spinning, drawing, stretching, relaxing and winding synthetic yarn,
Spinning device (1);
A godet system comprising at least one drawer godet (16) to be driven, a plurality of driven godets (17, 18) to be driven, and at least three relaxation godets (20 , 21 , 39 ) to be driven ( 15)
A winding device (28),
The godets (16... 21) are arranged one after the other along the flow of one yarn, and guide the yarn at its guide circumferential wall (16.1... 21.1) at a maximum 270 ° yarn winding angle. The guide peripheral wall (16.1 ... 21.1) of the godet (16 ... 21) is configured to be heated or not heated,
One of the relaxation godet (2 1) has a large wall (21.1) of the pre been relaxed godets (20, 39) also Ri by heated is guide jacket of the heating has a larger diameter The preliminarily relaxed godet (20, 39) is formed in the same shape, and the relaxed godet (21) having the large peripheral wall (21.1) to be heated is disposed at the end of the relaxed zone. A device for melt-spinning, drawing, drawing, relaxing and winding a synthetic yarn, characterized in that Wherein the large wall relaxation godet (21) (21.1) is greater by a multiple in the range of the guide jacket by remote from 1.01 to 1.10 of the pre been relaxed godets (20, 39), The apparatus of claim 1.   The device according to claim 1 or 2, wherein a steam chamber (41) is arranged immediately before the large circumferential wall (21.1) of the relaxation godet (21) in the flow direction of the yarn.   The device according to claim 1 or 2, wherein a yarn storage part (42) is arranged immediately before the large circumferential wall (21.1) of the relaxation godet (21) in the yarn flow direction. The stretching godets (17 to 19) and the relaxation godets (20 , 21 and 39 ) each have separate heating means (17.3 ... 21.3) for heating the guide peripheral wall, 5. The device according to claim 1, wherein these heating means are arranged individually or connected to one of a plurality of heating control devices (22.1... 22.4). . The drawing godet (16), the stretching godet (17-19) and / or the relaxation godet (20 , 21 , 39 ) are electrically counterclockwise motors (16.2, 18.2, 20.2), respectively. Or a plurality of motor control devices (23.1... 23, which can be driven by an electric clockwise motor (17.2, 19.2, 21.2) and are connected to one or two electric motors simultaneously. . 4) according to any one of the preceding claims. Wherein the one of the counterclockwise motor (16.2) of one godet (16) of the godet, yarn running direction of one of the godet that is adjacent to the godet (16) godet ( 7. The device according to claim 6, having a different number of pole pairs than one of the clockwise motors (17.2) of 17).   The guide peripheral wall (16.1) of the drawing godet (16) is not heated and is formed with a smaller diameter than the guide peripheral wall (17.1) of the subsequent drawing godet (17) in the yarn traveling direction. Item 8. The apparatus according to any one of Items 1 to 7. A plurality of driven guide godets (24, 25) having guide peripheral walls (24.1, 25.1) that are not heated are disposed downstream of the relaxation godets (20 , 21 , 39 ). 9. The device according to claim 1, wherein the guide godet forms at least one aftertreatment zone with a pretreatment device (26) and / or an entanglement device (27). One of the guide godets (25) is assigned to a winding device (28), and a guide peripheral wall (25.1) of the guide godets (25) is a winding tube of the winding device (28). 10. A device according to claim 9, wherein the device is oriented transversely to the spindle (30.1).