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1. WO2020089486 - DRAFTING ASSEMBLY FOR A RING SPINNING MACHINE AND DRAFTING KITS FOR DRAFTING FIBRES ON A RING SPINNING MACHINE

Publication Number WO/2020/089486
Publication Date 07.05.2020
International Application No. PCT/EP2019/080117
International Filing Date 04.11.2019
IPC
D01H 13/18 2006.01
DTEXTILES; PAPER
01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
HSPINNING OR TWISTING
13Other common constructional features, details, or accessories
14Warning or safety devices, e.g. automatic fault detectors, stop motions
16responsive to reduction in material tension, failure of supply, or breakage, of material
18stopping supply only
D01H 1/22 2006.01
DTEXTILES; PAPER
01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
HSPINNING OR TWISTING
1Spinning or twisting machines in which the product is wound-up continuously
14Details
20Driving or stopping arrangements
22for rollers
Applicants
  • PINTER CAIPO, S.A.U. [ES]/[ES]
Inventors
  • BOURIO CASTRO, Julio Cesar
Agents
  • VIDAL, Maria Mercé
Priority Data
18382783.102.11.2018EP
19382096.612.02.2019EP
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) DRAFTING ASSEMBLY FOR A RING SPINNING MACHINE AND DRAFTING KITS FOR DRAFTING FIBRES ON A RING SPINNING MACHINE
(FR) DISPOSITIF D'ÉTIRAGE POUR MÉTIER À FILER À ANNEAUX, ET KITS D'ÉTIRAGE POUR ÉTIRER DES FIBRES SUR UN MÉTIER À FILER À ANNEAUX
Abstract
(EN)
A drafting assembly (1) for a ring spinning machine, characterised in that it includes; a first drafting roller (4) coupled to a removable roller apron support (2) in a forward position, a second drafting roller (5) coupled to said removable roller apron support (2) in a backward position with respect to said first drafting roller (4), and an apron profile (6) attached to said removable roller apron support (2) for at least one drafting apron (10a, 10b, 18) to be wrapped around said first drafting roller and/or said second drafting roller at a spinning position S1,S2, wherein said drafting assembly includes a the drafting frame (7) of the ring spinning machine configured to either raise the working position of an existing front bottom drafting roller (14) or to lower the working position of the existing middle and back bottom drafting rollers (4, 5).
(FR)
L'invention concerne un dispositif d'étirage (1) pour métier à filer à anneaux, caractérisé en ce qu'il comprend : un premier rouleau étireur (4) couplé à un support de dispositif de guidage à rouleaux amovible (2) en position avant, un second rouleau étireur (5) couplé audit support de dispositif de guidage à rouleaux amovible (2) en position arrière par rapport audit premier rouleau étireur (4); et un profilé de dispositif de guidage (6) fixé audit support de dispositif de guidage à rouleaux amovible (2) pour au moins un manchon d'étirage (10a, 10b, 18) à enveloppler autour dudit premier rouleau étireur et/ou dudit second rouleau étireur au niveau d'une position de filage (S1, S2). Le dispositif d'étirage comprend un cadre d'étirage (7) du métier à filer à anneaux conçu pour élever la position de travail d'un rouleau étireur de fond avant existant (14) ou pour abaisser la position de travail des rouleaux d'étirage de fond central et arrière existants (4, 5).
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