An air-jet type spinning device (4), comprising a body (8) at least partially hollow which defines a spinning chamber (12), a fibre feed device (16), facing said spinning chamber (12) so as to feed the fibres into the spinning chamber (12), a spinning spindle (20) at least partially inserted in the spinning chamber (12) and fitted with a spinning channel (24) for the suction of yarn obtained from said fibres, the spinning channel (24) defining a spinning direction (X-X), at least one channel (28) for sending a jet of compressed air inside the spinning chamber (12). Advantageously, the spinning chamber (12) is delimited at least partially by an outer side wall (32), opposite the spinning spindle (20), wherein at least one thread (36) is made on said outer side wall (32), wherein said at least one channel (28) is oriented so as to direct the jet of compressed air towards the at least one thread (36) in order to be guided and oriented by the latter.

An air-jet type spinning device (4), comprising a body (8) at least partially hollow which defines a spinning chamber (12), a fibre feed device (16), facing said spinning chamber (12) so as to feed the fibres into the spinning chamber (12), a spinning spindle (20) at least partially inserted in the spinning chamber (12) and fitted with a spinning channel (24) for the suction of yarn obtained from said fibres, the spinning channel (24) defining a spinning direction (X-X), at least one channel (28) for sending a jet of compressed air inside the spinning chamber (12). Advantageously, the spinning chamber (12) is delimited at least partially by an outer side wall (32), opposite the spinning spindle (20), wherein at least one thread (36) is made on said outer side wall (32), wherein said at least one channel (28) is oriented so as to direct the jet of compressed air towards the at least one thread (36) in order to be guided and oriented by the latter.

The invention relates to a cleaning device for a yarn forming element of an air-spinning nozzle, to a spinning position of an air-spinning machine and to a method for cleaning a yarn forming element of this type. In order to provide a spinning position of an air-spinning machine and a method for cleaning a yarn forming element of an air-spinning machine which allow long and trouble-free operation with constant quality and strength of the yarn produced, it is provided that the cleaning device has a cleaning strip and a storage unit for providing and retracting the cleaning strip, a fixed end of the cleaning strip being fastened to the storage unit, and a free end of the cleaning strip being able to be provided for cleaning and retracted again after the cleaning. Furthermore, the cleaning device has a cleaning strip guide for feeding the free end of the cleaning strip to the yarn forming element of the air-spinning nozzle for mechanical cleaning.

The invention relates to a cleaning device for a yarn forming element of an air-spinning nozzle, to a spinning position of an air-spinning machine and to a method for cleaning a yarn forming element of this type. In order to provide a spinning position of an air-spinning machine and a method for cleaning a yarn forming element of an air-spinning machine which allow long and trouble-free operation with constant quality and strength of the yarn produced, it is provided that the cleaning device has a cleaning strip and a storage unit for providing and retracting the cleaning strip, a fixed end of the cleaning strip being fastened to the storage unit, and a free end of the cleaning strip being able to be provided for cleaning and retracted again after the cleaning. Furthermore, the cleaning device has a cleaning strip guide for feeding the free end of the cleaning strip to the yarn forming element of the air-spinning nozzle for mechanical cleaning.

The invention relates to a spinning position of an air-spinning machine, and to a method of cleaning a yarn forming element of an air spinning nozzle. To provide a spinning position of an air-spinning machine and a method for cleaning a yarn forming element of an air spinning nozzle of the air-spinning machine, which enable long and trouble-free operation while maintaining the quality and strength of the yarn produced, the spinning position has an air spinning nozzle with a yarn forming element arranged within a vortex chamber for producing a yarn from a fibre band supplied to the air spinning nozzle, in which case the air spinning nozzle can be transferred from a closed state for yarn formation to an open state in which the yarn forming element can be cleaned. In addition, at least one cleaning nozzle for cleaning the yarn forming element in the open state of the air spinning nozzle is arranged at the spinning position, the cleaning nozzle being designed, in particular positioned and/or aligned or positionable and/or alignable, in such a way that, at least in the open state of the air spinning nozzle, the yarn forming element can have a cleaning medium applied to it through the cleaning nozzle.

The invention relates to a spinning position of an air-spinning machine, and to a method of cleaning a yarn forming element of an air spinning nozzle. To provide a spinning position of an air-spinning machine and a method for cleaning a yarn forming element of an air spinning nozzle of the air-spinning machine, which enable long and trouble-free operation while maintaining the quality and strength of the yarn produced, the spinning position has an air spinning nozzle with a yarn forming element arranged within a vortex chamber for producing a yarn from a fibre band supplied to the air spinning nozzle, in which case the air spinning nozzle can be transferred from a closed state for yarn formation to an open state in which the yarn forming element can be cleaned. In addition, at least one cleaning nozzle for cleaning the yarn forming element in the open state of the air spinning nozzle is arranged at the spinning position, the cleaning nozzle being designed, in particular positioned and/or aligned or positionable and/or alignable, in such a way that, at least in the open state of the air spinning nozzle, the yarn forming element can have a cleaning medium applied to it through the cleaning nozzle.

The invention relates to a thread-guiding element and to a workstation of an air-spinning machine, the workstation comprising an air-spinning device for spinning a thread from a supplied sliver, a thread-guiding unit, which is downstream of the air-spinning device and has an inlet opening for receiving the thread exiting from the outlet opening of the air-spinning device and a thread guide channel for conducting at least the air-spun thread coming from the air-spinning device, and a thread-guiding element for arranging between the outlet opening of the air-spinning device and the inlet opening of the thread-guiding unit. In order to provide a workstation of an air-spinning machine and a thread-guiding element for use at a workstation of a spinning machine, more particularly an air-spinning machine, which ensure that a thread end is reliably returned to the spinning device, it is provided that the thread-guiding element a channel body having a through-channel, which channel body has: a connection section, which is designed for connection to the spinning device and is provided for arranging a first open end of the through-channel in the area of the outlet opening of the spinning device; and an end section, which can be arranged facing the inlet opening, wherein the end section, in order to receive a thread exiting from the inlet opening, is matched to a contour of the thread-guiding unit surrounding the inlet opening.

The invention relates to a thread-guiding element and to a workstation of an air-spinning machine, the workstation comprising an air-spinning device for spinning a thread from a supplied sliver, a thread-guiding unit, which is downstream of the air-spinning device and has an inlet opening for receiving the thread exiting from the outlet opening of the air-spinning device and a thread guide channel for conducting at least the air-spun thread coming from the air-spinning device, and a thread-guiding element for arranging between the outlet opening of the air-spinning device and the inlet opening of the thread-guiding unit. In order to provide a workstation of an air-spinning machine and a thread-guiding element for use at a workstation of a spinning machine, more particularly an air-spinning machine, which ensure that a thread end is reliably returned to the spinning device, it is provided that the thread-guiding element a channel body having a through-channel, which channel body has: a connection section, which is designed for connection to the spinning device and is provided for arranging a first open end of the through-channel in the area of the outlet opening of the spinning device; and an end section, which can be arranged facing the inlet opening, wherein the end section, in order to receive a thread exiting from the inlet opening, is matched to a contour of the thread-guiding unit surrounding the inlet opening.

The present invention relates to a spinning position of an air-spinning machine having a spinning device, and to a spinning device for manufacturing a thread from a supplied fibre band by means of a circulating air flow, with a hollow spinning cone arranged in a spinning housing, the spinning housing having an envelope wall arranged coaxially and at a distance from the spinning cone and forming an envelope gap, and a nozzle device to which compressed air can be applied for producing an air flow circulating the spinning cone in the envelope gap. Furthermore, the present invention relates to a method for monitoring the spinning process on a spinning device. In order to provide a spinning position of an air-spinning machine with a spinning device which detects process disturbances reducing the thread quality as early as during the spinning process, and in order to provide a method for monitoring the spinning process on the spinning device, there is provision in the spinning device for the spinning cone and the envelope wall for forming a capacitor unit to have electrodes arranged opposite one another with the envelope gap interposed and forming an electrode pair.

The present invention relates to a spinning position of an air-spinning machine having a spinning device, and to a spinning device for manufacturing a thread from a supplied fibre band by means of a circulating air flow, with a hollow spinning cone arranged in a spinning housing, the spinning housing having an envelope wall arranged coaxially and at a distance from the spinning cone and forming an envelope gap, and a nozzle device to which compressed air can be applied for producing an air flow circulating the spinning cone in the envelope gap. Furthermore, the present invention relates to a method for monitoring the spinning process on a spinning device. In order to provide a spinning position of an air-spinning machine with a spinning device which detects process disturbances reducing the thread quality as early as during the spinning process, and in order to provide a method for monitoring the spinning process on the spinning device, there is provision in the spinning device for the spinning cone and the envelope wall for forming a capacitor unit to have electrodes arranged opposite one another with the envelope gap interposed and forming an electrode pair.