Condensing device (2) of a spinning machine for condensing a fibre sliver, comprising a main cylinder (4a), a first pressure cylinder (4b), an output cylinder (4c) and a suction mouth (30) looking onto the outer surface of the main cylinder (4a), to condense the sliver by aspirating the air.
D01H 5/26 - Machines ou dispositifs d'étirage sans barrettes à aiguilles ni éléments similaires dans lesquels les fibres sont contrôlées par un ou plusieurs manchons
A lap (L) forming device for a lap-winder comprises a primary calender (22), a secondary calender (24), a feed unit (4) with a lower output cylinder (72) and an upper output cylinder (74) which can be moved closer together/further apart, drive means suitable to impose a speed of rotation to said calenders and/or said output cylinders (72, 74) and coupling means to connect the drive means to the output cylinders (72, 74) to impose a desired rotation speed.
D01G 27/02 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée avec rouleau de nappe ou système similaire chargés pour obtenir un enroulement serré
B65H 18/16 - Mécanismes d'enroulage des bandes dans lesquels l'énergie est appliquée à la bobine, p.ex. pour faire avancer la bande d'un mouvement continu par un rouleau de friction
B65H 20/02 - Progression des bandes par un rouleau de friction
Ring spinning machine of a spinning line, comprising a first motor of the first cylinders (10), a first motor of the second and third cylinders (20), a further motor of the second and third cylinders (30), positioned in an intermediate position between the drafting cylinder ends, on the other side of the centreline (M) to the first motor of the second and third cylinders (20).
An apparatus for operating and programming a ring spinning frame, comprises an actuation device (50), to activate the driving means depending on the speed instructions, and an electronic programming device (60) which can be programmed to set the progress of the count and/or twist along the length of a yarn. The electronic programming device (60) comprises a first interface (62) suitable for designing the profile of a slub and conversion means (90) suitable for converting the parameters of the profile of the designed slub into speed instructions for the actuation device.
D01H 5/36 - Régulation ou variation de l'étirage selon un modèle ou système prédéterminé, p.ex. pour produire des boutons (amas de fibres dans les fils fantaisie)
D02G 3/34 - Filés ou fils comportant des boutons, des grosseurs, des spirales, des boucles, des flammes et autres effets irréguliers ou décoratifs, c. à d. filés ou fils à effet
5.
DRAFT DEVICE OF A DRAFTING MACHINE OR A LAP - FORMING MACHINE
A draft device (1) of a drafting machine or lap-forming machine on a spinning line comprises an opening unit (10) positioned upline of the draft unit (2). The opening unit (2) comprises opening cylinders with annular bosses or pairs of overlapping cylinders with a cylindrical helix, suitable to sink into each sliver entering the unit to open it, improving the conditions for subsequent drafting.
D01G 27/00 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée
D01H 5/24 - Machines ou dispositifs d'étirage sans barrettes à aiguilles ni éléments similaires dans lesquels les fibres sont contrôlées uniquement par des cylindres avec cylindres hérisson ou organes rotatifs porteurs de pointes
A device (1) of a fibre processing machine, such as a lap-winder, for the formation of a lap, comprises a primary calender (22), provided with an auxiliary belt (40), and a secondary calender (24), greater in diameter than the primary calender.
D01G 27/00 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée
The belt (30) of a lap-forming device (1) is multilayer and has a processing layer (30a) destined to come into contact with the lap, made from polyurethane, an intermediate reinforcement layer (30b) made from polyester fabric and a dragging layer (30c) destined to come into contact with the primary calender (22), made from polyester.
D01G 27/00 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée
D01G 27/04 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée avec éjection automatique du rouleau de nappe ou système similaire
A combing machine is provided with a transmission device (30) for moving the circular comb at a variable speed. The transmission device 30 comprises a flat intermittent drive, which ensures highly reliable regular functioning.
A feed device (6) of fibre in tufts to a carding machine comprises a silo (8), a feed roller (14), an opening roller (30), a basin (22) and a blowing duct (50), which the current of conveying air is channelled in and which comes out on the opening roller. An end compartment (70) is delimited by a lower permeable wall (72) beyond which an intermediate compartment (74) and a second recovery compartment (80) are positioned; the intermediate compartment (74) is separated from the second recovery- chamber by a partition (76) responsive to the current of air to regulate the exit of air towards the second recovery compartment (80) in proportion to the current of air.
An axial opener (8) for fibres in tufts comprises an input pipe (10), opener rollers (16,22) and a separation wall (42) upline of the cleaner rollers, to separate the compartments which the rollers are housed in and direct the fibre to be processed in part towards the first compartment and in part towards the second compartment of the opener.
A device (1) of a fibre manufacturing machine, such as a lap-winder, forming a lap (L), comprises a pair of calenders (22,24) to support the lap being formed, and a belt (30) which forms a circuit next to the formation area (20), in contact with the lap in formation, to limit the formation of thickening.
D01G 25/00 - Dispositifs de formation de nappes, non intégrés dans les machines désignées ci-dessus
D01G 27/02 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée avec rouleau de nappe ou système similaire chargés pour obtenir un enroulement serré
12.
AUXILIARY DEVICE FOR MANUFACTURING FIBRE WEBS FOR A TEXTILE MACHINE, E.G. FOR A COMBING MACHINE OR FOR A LAP-WINDER AND AUXILIARY METHOD
An auxiliary system for manufacturing fibre webs (W) of a drawing head of a combing machine, lap-winder or drawing frame, or of a forming device of a lap- winder, comprises a main cylinder (2,40,42,44,102), suitable to rotate around a rotation axis, and auxiliary device (10) comprising at least one auxiliary roller (12,14), suitable to rotate around a rotation axis essentially parallel to the axis of the main cylinder. The auxiliary roller (12,14) is positionable upon command around the main cylinder to modify the regions of engagement on the main cylinder.
D01G 27/02 - Dispositifs enrouleurs de nappe ou de ruban, p.ex. pour recevoir la production des batteurs pour coton, des cardes pour jute ou des étirages à barrettes pour laine peignée avec rouleau de nappe ou système similaire chargés pour obtenir un enroulement serré
D01G 19/14 - Dispositifs d'appel ou délivreur de sortie
D01G 25/00 - Dispositifs de formation de nappes, non intégrés dans les machines désignées ci-dessus
13.
BLOWING CONTROLLING DEVICE FOR RECTILINEAR COMBS OF A COMBING MACHINE
A blowing controlling device for rectilinear combs (9) of a combing machine, suitable for sending a blowing signal (Ss) to a solenoid valve (40) to perform the blowing, comprising a sensor (60) suitable to detect the presence in a predetermined angular position, a respective rotating signalling element (62) related to the combing cycle, and to emit a position signal (Sp), and an optical coupling device through which the position signal (Sp) is transferred from the sensor (60) to enable the sending of the blowing signal (Ss).
A wiper group (30) for a drafting roller (20) of a textile machine, for example a combing machine, a drafting frame, a carding machine and similar, comprising an oscillating support (32) on which a rubber band (36) is mounted. The wiper group is particularly efficient at absorbing the interference on the band, of the residues accumulated on the draftin roller.
An axial opener (8) for fibers in tufts comprising an input pipe (10), opener rollers (16,22) and a separation 5wall (42) upline of the cleaner rollers, to separate the compartments where the rollers are lodged and channel the fibers to be processed in part towards the first compartment and in part towards the second compartment of the opener.
The present invention relates to a spinning frame with tangential movement system of the spindles (4a). The system provides spindle groups mechanically connected to one another for balancing the action of the motors (6) on the respective spindles and for which the belts (8,16) are unencumbered by structural obstacles, so as to facilitate their replacement.
The present invention relates to a spinning frame with tangential movement system of the spindles. The system provides spindle groups mechanically connected to one another for balancing the action of the motors on the respective spindles.
The present invention relates to a device for the detection (1) of breaking of a fibre web comprising a number of spherical detection elements (20) held by rods (140).
D01H 13/16 - Dispositifs avertisseurs ou de sécurité, p.ex. de détection automatique des défauts, mouvements d'arrêt sensibles à une réduction de la tension, à un manque d'alimentation, à une cassure de la matière
D01G 31/00 - Dispositifs avertisseurs ou de sécurité, p.ex. détecteurs automatiques de défauts, dispositifs d'arrêt
D01H 13/18 - Dispositifs avertisseurs ou de sécurité, p.ex. de détection automatique des défauts, mouvements d'arrêt sensibles à une réduction de la tension, à un manque d'alimentation, à une cassure de la matière arrêtant l'alimentation uniquement
19.
DEVICE FOR THE PREPARATION OF FLOCK FIBRES TO BE SUPPLIED TO A CARDER
The present invention relates to a device for preparing flock fibres (10) comprising an inlet pipe (12), a pair of silos (16), a pair of feeding wheels (20,22), positioned on the bottom of each silo (16), an opening wheel (40), down-line of the respective feeding wheels (20,22), a single conveyor roller (80), fed by the two opening wheels (40) by means of converging pipes.
The present invention relates to a device for preparing flock fibres (10) comprising an inlet pipe (12), a silo (16), a pair of feeding wheels (20,22), positioned on the bottom of the silo (16), an opening wheel (40), down-line of the feeding wheels (20,22), a conveyor roller (80), down-line of the opening wheel (40), an opening roller (90), down-line of the conveyor roller (80), an outlet opening (100) down-line of the opening roller (90) for the evacuation of the processed fibre, and an outlet pipe (14) for feeding the processed fibre towards subsequent processing. The opening wheel (40) and the conveyor roller (80) are in immediate succession, inside the same machine, to improve the cleaning and opening efficiency.
brevets