EP3141645B1 - Appareil de commande d'outil de tricotage dans une machine à tricoter circulaire et procédé de tricotage d'un tricot jacquard l'utilisant - Google Patents

Appareil de commande d'outil de tricotage dans une machine à tricoter circulaire et procédé de tricotage d'un tricot jacquard l'utilisant Download PDF

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Publication number
EP3141645B1
EP3141645B1 EP16187243.7A EP16187243A EP3141645B1 EP 3141645 B1 EP3141645 B1 EP 3141645B1 EP 16187243 A EP16187243 A EP 16187243A EP 3141645 B1 EP3141645 B1 EP 3141645B1
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EP
European Patent Office
Prior art keywords
sinker
rocking piece
knitting
base member
piece base
Prior art date
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Active
Application number
EP16187243.7A
Other languages
German (de)
English (en)
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EP3141645A1 (fr
Inventor
Hiroyuki Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Precision Fukuhara Works Ltd
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Precision Fukuhara Works Ltd
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Publication of EP3141645A1 publication Critical patent/EP3141645A1/fr
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Publication of EP3141645B1 publication Critical patent/EP3141645B1/fr
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Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/66—Devices for determining or controlling patterns ; Program-control arrangements
    • D04B15/84—Jacquard cards or mechanisms
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B1/02—Pile fabrics or articles having similar surface features
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/24—Sinker heads; Sinker bars
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/66—Devices for determining or controlling patterns ; Program-control arrangements
    • D04B15/68—Devices for determining or controlling patterns ; Program-control arrangements characterised by the knitting instruments used
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/66—Devices for determining or controlling patterns ; Program-control arrangements
    • D04B15/68—Devices for determining or controlling patterns ; Program-control arrangements characterised by the knitting instruments used
    • D04B15/78—Electrical devices
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B9/00—Circular knitting machines with independently-movable needles
    • D04B9/12—Circular knitting machines with independently-movable needles with provision for incorporating pile threads

Definitions

  • the present invention relates to a knitting tool controlling apparatus for knitting a pile/jacquard structure while electromagnetically controlling an operation of a knitting tool such as a sinker in a circular knitting machine, and a method for knitting a jacquard knitted fabric using the same.
  • Knitting tool controlling apparatus in circular knitting machine according to JP H9-21042A or EP0752490A1 describes a method for knitting a concave-convex jacquard pile knitted fabric by selecting sinkers for piling or for non-piling, according to the preamble of claim 7.
  • "pile pattern forming apparatus of circular knitting machine” describes a method for causing a controlling apparatus including a plurality of sinker cams, actuators, and a plurality of jack cams to control pile sinkers and pile jacks that are arranged so as to be slidable in horizontal grooves of a sinker bed arranged along the outer circumference of the upper portion of a knitting needle cylinder.
  • “Knitting tool controlling apparatus in circular knitting machine” is directed to a controlling apparatus for knitting a jacquard knitted fabric in a circular knitting machine, in which a knitting tool is movably mounted, including: a rocking piece base member for controlling the knitting tool, the rocking piece base member being mounted in the same groove as the knitting tool; at least one rocking piece supported so as to be capable of rocking on the rocking piece base member; at least one pair of attracting members respectively corresponding to both ends of the rocking piece; at least one rocking piece raising cam for raising the rocking piece; a control cam for controlling the knitting tool; and an intermediate cam for controlling the rocking piece base member, according to the preamble of claim 1.
  • a typical knitting tool is a sinker mounted in a sinker groove of a sinker dial secured to the upper portion of a rotating cylinder, and controlled by a control means capable of independently controlling operation thereof.
  • the rocking piece base member is preferably provided with at least one butt.
  • further including an intermediate member having at least one butt capable of independently moving between the rocking piece base member and the sinker, and an intermediate member raising cam for raising the intermediate member is preferable, wherein the intermediate member is advanced by the intermediate member raising cam, and the intermediate member increases the movement amount of the sinker.
  • the sinker is selected from a retracted position to an advanced position, so that the movement distance of the sinker increases, as a result of which, a space in the circumferential direction is required, and the number of feeders cannot be increased.
  • pile sinkers and pile jacks that are arranged so as to be slidable in horizontal grooves extending in the radial direction of a sinker bed arranged along the outer circumference of the upper portion of a knitting needle cylinder are controlled by a controlling apparatus including a plurality of sinker cams, actuators, and a plurality of jack cams, but description was made only for the control method in which pile sinkers are pushed toward the center of the circular knitting machine by pile jacks.
  • the present invention is directed to a controlling apparatus for a jacquard knitted fabric in a circular knitting machine, in which a knitting tool is movably mounted, including: a rocking piece base member for controlling the knitting tool, the rocking piece base member being mounted in the same groove as the knitting tool; at least one rocking piece supported so as to be capable of rocking on the rocking piece base member; at least one pair of attracting members respectively corresponding to both ends of the rocking piece; at least one rocking piece retracting cam for retracting the rocking piece; a control cam for controlling the knitting tool; and an intermediate cam for controlling the rocking piece base member.
  • the rocking piece retracting cam preferably has a retracting side face that is inclined downward, and the retracting side face can be engaged with a first inclined side face portion positioned at an end portion of the rocking piece.
  • a typical knitting tool is a sinker mounted in a sinker groove of a sinker dial secured to an upper portion of a rotating cylinder, and controlled by a control means capable of independently controlling operation thereof.
  • a rear end portion of the sinker has a first engagement portion
  • a front end portion of the rocking piece base member has a second engagement portion
  • the first engagement portion and the second engagement portion can be engaged with each other with play and can advance and retract the counterpart each other.
  • a rear end portion of the sinker is provided with a downward projecting portion.
  • the downward projecting portion is engaged with play in a sliding direction with an upward recessed portion provided at a front end portion of the rocking piece base member.
  • a downward recessed portion is further provided adjacent to the downward projecting portion of the sinker.
  • the downward recessed portion is engaged with play in the sliding direction with an upward projecting portion provided at a front end portion of the rocking piece base member. That is to say, the projecting portions of the sinker and the rocking piece base member are engaged with play respectively with the recessed portions of the rocking piece base member and the sinker.
  • the sinker when knitting for one-repeat pattern has ended, the sinker is moved to an advanced position by a sinker control cam, and the rocking piece base member is kept in an advanced position.
  • the present invention is further directed to a circular knitting machine including the controlling apparatus for a jacquard knitted fabric according to any one of claims 1 to 5.
  • the present description is further directed to a combination of a rocking piece base member and a sinker, not according to the invention.
  • the sinker has a first engagement portion provided at a rear end portion of the sinker
  • the rocking piece base member has: a second engagement portion provided at a front end portion of the rocking piece base member; at least one rocking piece supported so as to be capable of rocking; and at least one pair of attracting members respectively provided at both ends of the rocking piece, and the first engagement portion and the second engagement portion are engaged with each other with play.
  • the sinker has a downward projecting portion provided at a rear end portion of the sinker, and a downward recessed portion provided adjacent to the downward projecting portion.
  • the rocking piece base member has an upward recessed portion provided at a front end portion of the rocking piece base member, an upward projecting portion provided adjacent to the upward recessed portion, at least one rocking piece supported so as to be capable of rocking, and at least one pair of attracting members respectively provided at both ends of the rocking piece.
  • the downward projecting portion is engaged with play in a sliding direction with the upward recessed portion, and the downward recessed portion is engaged with play in the sliding direction with the upward projecting portion.
  • the present invention is further directed to a method for producing a jacquard knitted fabric using the circular knitting machine according to claim 6 with at least two feeders.
  • the method includes: a step of, at the first feeder, selecting every cylinder needle for knitting, or for knitting or tucking, thereby feeding a ground yarn thereto, lowering the cylinder needle to a position immediately before a knock-over position with a cam, and then moving the cylinder needle toward the next second feeder, and, at this time, pushing a sinker toward a center of the circular knitting machine, and positioning the ground yarn on a sinker top and in a hook of the cylinder needle; a step of, before the second feeder, pulling down the sinker from the center of the circular knitting machine in an outer circumferential direction, and holding the ground yarn on the sinker top; and a step of, at the second feeder, selecting the cylinder needle for knitting or for welting according to a desired pattern and feeding a pile yarn thereto, and selecting the sinker for piling or for non-piling
  • the present description is further directed to a method, not according to the invention, for producing a jacquard knitted fabric using the circular knitting machine according to claim 7 with at least one feeder.
  • the method includes: a step of, at the first feeder, selecting every cylinder needle for knitting, and then causing the cylinder needle to catch a ground yarn while being lowered; a step of moving a sinker selected for meshing without retracting the sinker, and allowing the ground yarn to be caught on a sinker nose, and a step of lowering the cylinder needle to a knock-over point with a stitch cam, and allowing the ground yarn to be caught on the sinker nose and form a large loop; and a step of moving the sinker selected for non-meshing while retracting the sinker, keeping a state in which the ground yarn is caught on the sinker top while the cylinder needle is being lowered, further lowering the cylinder needle to the knock-over point with the stitch cam, and allowing the ground yarn to be caught on the sinker top and form a loop having an
  • the number of feeders can be increased, and the production amount of knitted fabric can be increased. Furthermore, the number of parts related to the intermediate member can be reduced, the size of the sinker dial in the radial direction can be made shorter, and thus the overall size of the machine can be made smaller.
  • overlapping refers to a state in which an old loop that has once come off a latch when a needle selected for knitting is lowered is again brought onto the latch while the needle is being lowered, and a loop that is intended to form a knit stitch accidentally forms a tuck stitch.
  • One of the general roles of a sinker is such that a sinker throat portion pushes an old loop that has come off a latch when a needle is lowered, thereby moving the old loop around to the back side of the latch so that a knit stitch is formed.
  • the sinkers operate substantially along the circumferential direction, and do not operate back and forth constantly as in conventional examples.
  • knitting may be performed using a smaller number of feeders, and if sinkers are selected for piling with the smaller number of feeders, the sinkers do not perform unnecessary movement, and thus a knitted fabric can be prevented from being adversely affected, and, moreover, wear of the sinkers can be reduced.
  • the knitting tool controlling apparatuses in the following examples are realized by implementing the settings of the present invention, using a circular knitting machine including an apparatus for electromagnetically controlling sinkers.
  • Example 1 of the present invention a pile/jacquard knitting method according to Example 1 of the present invention will be described with reference to the movement line diagram of a cylinder needle 1 and a sinker 2 and the cam arrangement diagram of the sinker 2, a rocking piece 5, and a rocking piece base member 4 in FIG. 1 .
  • a sinker dial 16 is secured to the upper portion of a rotating cylinder 15 of a circular knitting machine. Sinker grooves are formed in the radial direction of the upper portion of the sinker dial 16, and the sinker 2, the rocking piece base member 4, and the rocking piece 5 are inserted into each sinker groove.
  • a first yarn carrier 61 for feeding a ground yarn GY in pile knitting to the cylinder needle 1 is provided above the sinker 2 at a first feeder F1.
  • a second yarn carrier 62 for feeding a pile yarn PY in pile knitting to the cylinder needle 1 is provided above the sinker 2 at a second feeder F2.
  • a sinker cap 17 is provided corresponding to the sinker dial 16.
  • a first sinker control cam 7 and a second sinker control cam 8 are attached to the sinker cap 17, and the sinker 2 slides in the radial direction due to the effect of the first sinker control cam 7 and the second sinker control cam 8.
  • Vertical edge portions 2d and 2e of the sinker 2 are pinched by side end portions 7a, 7b, 8a, and 8b of the sinker control cams, and a butt 2a of the sinker 2 is controlled by a cam track T1 and a cam track T2 formed by the first sinker control cam 7 and the second sinker control cam 8.
  • a downward projecting portion 2g is provided at the rear end of the sinker 2.
  • the downward projecting portion 2g is engaged with play in the sliding direction with an upward recessed portion 4h at the front end of the rocking piece base member 4. Furthermore, a downward recessed portion 2h is provided adjacent to the downward projecting portion 2g of the sinker 2. The downward recessed portion 2h is engaged with play in the sliding direction with an upward projecting portion 4g at the front end of the rocking piece base member 4. That is to say, the projecting portions 2g and 4g of the sinker 2 and the rocking piece base member 4 are engaged with play respectively with the recessed portions 4h and 2h of the rocking piece base member 4 and the sinker 2.
  • the sinker and the rocking piece base member are engaged with each other with play therebetween, the sinker and the rocking piece base member are not affected by each other's weight at portions other than those where engagement is necessary, and independently operate in accordance with the cams. Thus, wear and damage of these members are reduced compared with the case where they are always engaged with each other without play.
  • the recessed and projecting shapes and orientations of the sinker and the rocking piece base member at their engaged portions are not limited to those described above, and any shape can be applied as long as the sinker and the rocking piece base member can advance and retract the counterpart each other.
  • the rocking piece base member 4 is inserted into the sinker groove in the outer circumferential direction of the sinker 2. At least one butt 4a is provided at the upper portion on the inner side of the rocking piece base member 4. Intermediate cams 91 and 92 are attached to the sinker cap along the outer circumferential direction of the first sinker control cam 7 and the second sinker control cam 8. The butt 4a of the rocking piece base member 4 is controlled by a cam track T3 formed by the intermediate cams 91 and 92.
  • a semicircular depression 4e is provided at the upper portion on the outer side of the rocking piece base member 4, and a circular protruding portion 5e projecting from the lower portion of the rocking piece 5 is provided so as to be pivotably supported on the depression 4e.
  • Both end portions of the rocking piece 5 are bilaterally symmetric about the circular protruding portion 5e, wherein a first inclined side face portion 5c and a second inclined side face portion 5d are provided respectively at both end portions of the rocking piece 5, a first attractable portion 5a and a second attractable portion 5b are provided respectively at upper faces of both end portions, and a dent 5f is provided between the two attractable portions.
  • a first attracting portion 13a and a second attracting portion 13b are provided in a knitting tool control unit of the sinker cap 17 so as to face the first attractable portion 5a and the second attractable portion 5b of the rocking piece 5.
  • These attracting members 13 selectively attract in the attractable portions 5a and 5b of the rocking piece 5 based on a signal output from the controller according to preset predetermined pattern information. Controlled electromagnets are preferably used as the attracting members 13.
  • a rocking piece retracting cam 10 and an inner guard cam 11 are attached to the sinker cap along the outer circumferential direction of the intermediate cams 91 and 92. Furthermore, an outer guard cam 12 is attached to the sinker cap along the outer circumferential direction of the rocking piece retracting cam 10 and the inner guard cam 11 spaced therefrom.
  • a cam track T4 is formed by a space defined by the rocking piece retracting cam 10, the inner guard cam 11, and the outer guard cam 12.
  • the rocking piece 5 is controlled by passing through the cam track T4.
  • every cylinder needle 1 is selected for knitting, and clears an old loop OL from a latch 1a (see FIG. 11(a) ). Then, the cylinder needle 1 is lowered to a tuck position, and, at the same time, the old loop OL continues to be pushed toward the center of the circular knitting machine by a sinker throat 2i, and thus the old loop OL moves around to the back side of the latch 1a (see FIG. 11(b) ). Next, the ground yarn GY is fed to the cylinder needle 1, and the cylinder needle 1 is lowered by a cam to a position immediately before a knock-over position, and moves toward the next second feeder F2.
  • the sinker 2 is pushed toward the center of the circular knitting machine, and the ground yarn GY is positioned on a sinker top 2f and in the hook of the cylinder needle 1. Subsequently, before reaching the second feeder F2, the sinker 2 is pulled down from the center of the circular knitting machine in the outer circumferential direction, and the ground yarn GY is held on the sinker top 2f.
  • the first feeder F1 every cylinder needle 1 is selected for knitting, and the needle may be selected for knitting or for tucking, which makes it possible to perform pique knitting and the like.
  • the cylinder needle 1 is selected for knitting N1k or for welting N1w according to a desired pattern and receives the pile yarn PY fed thereto, and the sinker 2 is selected for piling T2p or for non-piling T2n according to the desired pattern.
  • the solid movement lines of the cylinder needle 1 indicates needle selection for knitting N1k
  • the dotted line indicates needle selection for welting N1w.
  • the dotted movement lines of the sinker 2 indicates selection for piling T2p
  • the solid line indicates selection for non-piling T2n.
  • the dotted movement lines of the rocking piece base member 4 indicates selection for piling T3p
  • the solid line indicates selection for non-piling T3n.
  • the processing at the first feeder F1 and the second feeder F2 is repeated to form a pile/jacquard-pattern knitted fabric with a one-repeat pattern in one course.
  • the sinker is moved to the advanced position by the sinker control cam, and the rocking piece base member is kept in the advanced position.
  • a movement line N11 of a cylinder needle indicates needle selection for knitting. Furthermore, the solid line of the cylinder movement lines of the sinker 2 indicates selection for non-meshing T22n, and the dotted line indicates selection for meshing T22m. At the first feeder F1, the sinker is selected for meshing or for non-meshing according to a desired pattern.
  • every cylinder needle is selected for knitting, and then catches a ground yarn GY while being lowered, after which the sinker 2 selected for meshing T22m moves without being retracted, and the ground yarn GY is caught on the sinker nose 2b.
  • the cylinder needle is lowered to the knock-over point by a stitch cam, and the ground yarn GY is caught on the sinker nose 2b, thereby forming a large loop 17b.
  • the sinker 2 selected for non-meshing T22n moves while being retracted, the ground yarn GY is kept caught on the sinker top 2f while the cylinder needle is being lowered, and the cylinder needle is further lowered to the knock-over point by the stitch cam, and the ground yarn GY is caught on the sinker top 2f, thereby forming a loop 17s having an ordinary size.
  • the processing at the first feeder is repeated to form a knitted fabric with a one-repeat pattern in one course.
  • the sinker is moved to the advanced position by the sinker control cam, and the rocking piece base member is kept in the advanced position.
  • FIG. 10 shows the loops 17b having a size that is larger than the ordinary size and the loops 17s having the ordinary size, these loops being formed at the first feeder.
  • the size of the sinker loops SL increases, and thus the loops 17b having a size that is larger than the ordinary size are formed, whereas, in the portions selected for non-meshing, the size of the sinker loops SL does not increase, and thus the loops 17s having the ordinary size are formed.
  • a mesh/jacquard knitted fabric is formed from one yarn by combining the large loops 17b and the loops 17s having the ordinary size.
  • knitting can be performed also by combining the first example and the second example.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Knitting Machines (AREA)

Claims (9)

  1. Appareil de commande pour tricoter un tricot jacquard dans une machine à tricoter circulaire, dans lequel un outil de tricotage est monté de manière mobile, comprenant :
    un élément de base de pièce de basculement (4) pour commander l'outil de tricotage, l'élément de base de pièce de basculement étant monté dans la même rainure que l'outil de tricotage ;
    au moins une pièce de basculement (5) supportée de manière à être capable de basculer sur l'élément de base de pièce de basculement (4) ;
    au moins une paire d'éléments de retenue (13a, 13b) correspondant respectivement aux deux extrémités de la pièce de basculement (5) ;
    une came de commande (7, 8) pour commander l'outil de tricotage ; et
    une came intermédiaire (91, 92) pour commander l'élément de base de pièce de basculement (4), caractérisé en ce qu'il comprend au moins une came de rétraction de pièce de basculement (10) pour faire rétracter la pièce de basculement (5).
  2. Appareil de commande selon la revendication 1, dans lequel la came de rétraction de pièce de basculement (10) a une face latérale de rétraction (10a) qui est inclinée vers le bas, et la face latérale de rétraction (10a) peut être engagée avec une première portion de face latérale inclinée (5c) positionnée à une portion d'extrémité de la pièce de basculement (5).
  3. Appareil de commande selon la revendication 1 ou 2, dans lequel l'outil de tricotage est une platine (2) montée sur une rainure de platine d'une couronne à platines (16) fixée à une portion supérieure d'un cylindre de rotation (15), et est commandé par un moyen de commande capable de commander indépendamment le fonctionnement de celui-ci.
  4. Appareil de commande selon la revendication 3, dans lequel une portion d'extrémité arrière de la platine (2) a une première portion d'engagement, une portion d'extrémité avant de l'élément de base de pièce de basculement (4) a une deuxième portion d'engagement, et la première portion d'engagement et la deuxième portion d'engagement peuvent être engagées l'une avec l'autre avec jeu et peuvent avancer et se rétracter mutuellement.
  5. Appareil de commande selon la revendication 4, dans lequel une portion d'extrémité arrière de la platine (2) est dotée d'une portion de projection descendante (2g), la portion de projection descendante (2g) est engagée avec jeu dans une direction de coulissement avec une portion de renfoncement montante (4h) prévue au niveau d'une portion d'extrémité avant de l'élément de base de pièce de basculement (4), une portion de renfoncement descendante (2h) est en outre prévue de manière adjacente à la portion de projection descendante (2g) de la platine (2), la portion de renfoncement descendante (2h) est engagée avec jeu dans la direction de coulissement avec une portion de projection montante (4g) prévue au niveau d'une portion d'extrémité avant de l'élément de base de pièce de basculement (4), et les portions de projection (2g, 4g) de la platine (2) et de l'élément de base de pièce de basculement (4) sont engagées avec jeu respectivement avec les portions de renfoncement (4h, 2h) de l'élément de base de pièce de basculement (4) et de la platine (2).
  6. Machine de tricotage circulaire incluant l'appareil de commande pour tricoter un tricot jacquard selon l'une quelconque des revendications 1 à 5 et au moins deux dispositifs d'amenée (F1, F2).
  7. Procédé de fabrication d'un tricot jacquard caractérisé en ce qu'il utilise la machine à tricoter circulaire selon la revendication 6 avec au moins deux dispositifs d'amenée (F1, F2), comprenant :
    une étape, au niveau du premier dispositif d'amenée (F1), consistant à sélectionner chaque aiguille cylindrique (1) pour tricoter, ou pour tricoter ou mailler, alimentant ainsi un fil de base (GY) vers celui-ci, à abaisser l'aiguille cylindrique (1) vers une position immédiatement antérieure à une position d'abattage avec une came, et ensuite à déplacer l'aiguille cylindrique (1) en direction du deuxième dispositif d'amenée (F2), et
    à ce moment, pousser une platine (2) en direction d'un centre de la machine à tricoter circulaire, et positionner le fils de base (GY) sur une pointe de platine (2f) et dans un crochet de l'aiguille cylindrique (1) ;
    une étape consistant à, avant le deuxième dispositif d'amenée (F2), abaisser la platine (2) depuis le centre de la machine à tricoter circulaire dans une direction circonférentielle extérieure, et tenir le fils de base (GY) sur la pointe de la platine (2f) ; et
    une étape consistant à, au niveau du deuxième dispositif d'amenée (F2), sélectionner l'aiguille cylindrique (1) pour tricoter (N1k) ou pour passepoiler (N1w) selon un motif désiré et alimenter un fil de velours (PY) vers celui-ci, et à sélectionner la platine (2) pour réaliser (T2p) ou ne pas réaliser (T2n) le velours selon le motif désiré.
  8. Procédé selon la revendication 7, dans lequel, quand le tricotage pour un motif à une répétition s'est terminé, la platine (2) est déplacée vers une position avancée par une came de commande de platine, et l'élément de base de pièce de basculement (4) est gardé dans une position avancée.
  9. Procédé de production d'un tricot jacquard utilisant la machine à tricoter circulaire selon la revendication 7 ou 8, dans lequel, au niveau du premier dispositif d'amenée (F1), quand l'aiguille cylindrique (1) est abaissée depuis une position de tricotage vers une position de maillage, une boucle ancienne qui s'est détachée une fois d'une languette est déplacée autour vers un côté arrière de la languette par une portion de gorge de platine de la platine (2) à une position avancée, de sorte qu'un état de tricotage est maintenu.
EP16187243.7A 2015-09-10 2016-09-05 Appareil de commande d'outil de tricotage dans une machine à tricoter circulaire et procédé de tricotage d'un tricot jacquard l'utilisant Active EP3141645B1 (fr)

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Application Number Priority Date Filing Date Title
JP2015178369 2015-09-10

Publications (2)

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EP3141645A1 EP3141645A1 (fr) 2017-03-15
EP3141645B1 true EP3141645B1 (fr) 2019-12-18

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EP16187243.7A Active EP3141645B1 (fr) 2015-09-10 2016-09-05 Appareil de commande d'outil de tricotage dans une machine à tricoter circulaire et procédé de tricotage d'un tricot jacquard l'utilisant

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EP (1) EP3141645B1 (fr)
JP (1) JP2017053074A (fr)
CN (1) CN106521791B (fr)
TW (1) TWI757245B (fr)

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JP2017053074A (ja) 2017-03-16
TW201718965A (zh) 2017-06-01

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