EP3702503B1 - Flachstrickmaschinenmaschenpressvorrichtung mit positionsvariierung mit spaltgrösse - Google Patents

Flachstrickmaschinenmaschenpressvorrichtung mit positionsvariierung mit spaltgrösse Download PDF

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Publication number
EP3702503B1
EP3702503B1 EP19159742.6A EP19159742A EP3702503B1 EP 3702503 B1 EP3702503 B1 EP 3702503B1 EP 19159742 A EP19159742 A EP 19159742A EP 3702503 B1 EP3702503 B1 EP 3702503B1
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EP
European Patent Office
Prior art keywords
stitch presser
base
knitting machine
flat knitting
disposed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP19159742.6A
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English (en)
French (fr)
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EP3702503A1 (de
Inventor
Chih-Chiang Lee
Chih-Hsuan Chan
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.)
Pai Lung Machinery Mill Co Ltd
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Pai Lung Machinery Mill Co Ltd
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Publication date
Application filed by Pai Lung Machinery Mill Co Ltd filed Critical Pai Lung Machinery Mill Co Ltd
Priority to EP19159742.6A priority Critical patent/EP3702503B1/de
Publication of EP3702503A1 publication Critical patent/EP3702503A1/de
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Publication of EP3702503B1 publication Critical patent/EP3702503B1/de
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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
    • D04B15/88—Take-up or draw-off devices for knitting products
    • D04B15/90—Take-up or draw-off devices for knitting products for flat-bed knitting machines

Definitions

  • the present invention relates to a flat knitting machine stitch presser device, and particularly relates to a flat knitting machine stitch presser device with position varying with gap size.
  • the stitch presser position cannot be changed after a stitch presser device of the current flat knitting machine is set.
  • the stitch presser device has the problem of not being able to press the cloth if the gap size is changed in the knitting process of the flat knitting machine.
  • EP 0 472 341 A2 discloses a generic flat knitting machine stitch presser device.
  • the flat knitting machine is provided with swing sinkers and presser bars which can move into and out from a space provided between two needle beds in relative relationship so that they effectively urge the loops or stitches of yarn.
  • EP 0 597 548 A1 discloses a knitted fabric presser provided with pressers corresponding to respective reciprocal directions and installed in a carriage as one unit to be switchable.
  • a first presser presses a knitted fabric when the carriage is being moved in the left direction to knit.
  • a second presser is waiting in a resting position.
  • the first presser moves in conjunction with displacement of a sliding plate for driving in one direction on which provided with a follower engaged with a grooved cam for driving in one direction.
  • the second presser moves in conjunction with displacement of a sliding plate for driving in the other direction on which provided with a follower.
  • Displacement of a grooved cam plate is caused by driving via a rack engaged with a pinion fixed at a rotation axis of a motor. Movement traces of the first pressure and the second presser are determined so that both pressers are prevented from interfering with each other on movement thereof between a pressing position and a resting position.
  • EP 3 034 665 A1 discloses a flat knitting machine having at least one needle bed and a carriage movable along the needle bed on which at least one knitting system is arranged, wherein on the slide a device is provided for the stripping and / or insertion of weft, warp and / or fleece threads in a knitted fabric and / or for holding down a knitted fabric in the stitch formation and wherein the contact region of the device is arranged at one end and outside the knitting system.
  • EP 0 110 646 A1 discloses an approach for facilitating the control of a presser foot between knocking over bits in a flat V-bed knitting machine. At least some of the knocking over bits have inner edges whose lower portions have a smooth profile and are inwardly inclined, in the downward direction, with respect to the knocking over bits of the opposite needle bed.
  • the main purpose of the present invention is to solve the problem derived from gap size change of the flat knitting machine in the stitch presser device.
  • the flat knitting machine stitch presser device of the present invention is configured to change the stitch presser position when a gap size of the flat knitting machine structure is changed.
  • a flat knitting machine stitch presser device with position varying with gap size.
  • the flat knitting machine stitch presser device comprises a fixing (fixed) base disposed on a cam supporting base.
  • the position of the stitch presser device varies with gap size, wherein the flat knitting machine stitch presser device comprises a driving element, a sliding base disposed correspondingly to the fixing base, a limiting block combined with the fixing base and limiting the sliding base to only slide relative to the cam supporting base, a stitch presser sheet supporting arm and a stitch presser sheet.
  • the driving element is started when a knock-over bit cam makes a displacement stroke.
  • the sliding base is disposed to correspond to the fixing base, is provided with a guide block and makes a regulation stroke relative to the cam supporting base when the driving element moves.
  • One end of the stitch presser sheet supporting arm is fixed to a yarn feeder guide rod and the other end is provided with an installing base.
  • a passage is formed in the installing base.
  • the stitch presser sheet includes a control section connected with the guide block, a connection section extending from the control section and penetrating through the passage, and a stitch presser section extending from the connection section and facing a needle bed, wherein the control section leads the stitch presser section to move when the sliding base makes the regulation stroke, so as to change a stitch presser position.
  • the present invention comprises the following characteristics: the flat knitting machine stitch presser device of the present invention can change the stitch presser position when a gap size of the flat knitting machine structure is changed.
  • the present invention provides a flat knitting machine stitch presser device 40 with position varying with gap size.
  • a gap 10 of the present invention is defined by a plurality of knock-over bits 16 that face each other in two needle beds 11 and 12 disposed in a flat knitting machine 100.
  • the plurality of knock-over bits 16 are respectively driven by a knock-over bit cam 132 to move, so as to change the size of the gap 10.
  • a plurality of flat knitting machine stitch presser devices 40 are configured on the flat knitting machine 100 structure.
  • Each of the plurality of flat knitting machine stitch presser devices 40 is respectively disposed on a cam supporting base 137 included in one cam system 13.
  • Each of the plurality of flat knitting machine stitch presser devices 40 includes a driving element 41, a fixing base 42 disposed on the cam supporting base 137, a sliding base 43 disposed correspondingly to the fixing base 42 a limiting block 44 combined with the fixing base 42 and limiting the sliding base 43 to only slide relative to the cam supporting base 137, a stitch presser sheet supporting arm 45 and a stitch presser sheet 46 disposed on the stitch presser sheet supporting arm 45 and driven by the sliding base 43.
  • the driving element 41 is started when the knock-over bit cam 132 makes a displacement stroke 133. Namely, the driving element 41 is started based on whether the knock-over bit cam 132 makes the displacement stroke 133. Therefore, if the knock-over bit cam 132 moves, the driving element 41 also moves.
  • the sliding base 43 is disposed to correspond to the fixing base 42, and also makes a regulation stroke 431 relative to the cam supporting base 137 when the driving element 41 moves. Meanwhile, the sliding base 43 is provided with a guide block 432.
  • the sliding base 43 needs to move simultaneously.
  • the displacement made by the sliding base 43 is the regulation stroke 431 herein.
  • the sliding base 43 may be a U-shaped structure, and is disposed on the cam supporting base 137 in an inverted U manner.
  • the fixing base 42 can be disposed at a recess of the U-shaped structure.
  • the sliding base 43 may have a first long hole 436 in which the fixing base 42 is disposed.
  • the first long hole 436 is not the recess of the U-shaped structure, but is a hole disposed to corresponding to the recess.
  • the size of the first long hole 436 is set to at least provide an extent to which the sliding base 43 makes the regulation stroke 431.
  • the height of the fixing base 42 is the same as the height of the sliding base 43, so that the limiting block 44 is able to limit the sliding base 43 more specifically.
  • one end of the stitch presser sheet supporting arm 45 is fixed to the yarn feeder guide rod 30 and the other end is provided with an installing base 451; and a passage 452 is formed in the installing base 451.
  • the installing base 451 may be composed of a first component 453 and a second component 454 combined with the first component 453 and jointly defining the passage 452.
  • the stitch presser sheet 46 includes a control section 461 connected with the guide block 432, a connection section 462 extending from the control section 461 and penetrating through the passage 452, and a stitch presser section 463 extending from the connection section 462 and facing one of the needle bed 11 (or 12).
  • the control section 461 and the guide block 432 form a linkage relationship.
  • the control section 461 leads the stitch presser section 463 to move when the sliding base 43 makes the regulation stroke 431, so as to change a stitch presser position.
  • the stitch presser sheet 46 comprises a guide rod 464 disposed on the control section 461.
  • the guide block 432 is provided with a groove 437 in which the guide rod 464 is disposed.
  • the form of the groove 437 conforms to the guide rod 464.
  • the groove 437 can be implemented in a form of a rail.
  • the width of the connection section 462 corresponds to the width of the passage 452, so that the connection section 462 can slide in the passage 452.
  • the stitch presser section 463 generates a working surface for stitch presser the cloth through obvious size change related to the connection section 462.
  • the flat knitting machine stitch presser device 40 and the knock-over bit cam 132 move simultaneously since the time point when the flat knitting machine stitch presser device 40 changes the stitch presser position is the time when the gap 10 is changed. Therefore, when the driving element 41 is started when the knock-over bit cam 132 is controlled to move, the driving element 41 leads the sliding base 43 to make the regulation stroke 431. Next, the guide block 432 moves because the sliding base 43 moves. The control section 461 is driven by the guide block 432 to make the connection section 462 slide in the passage 452, so as to change the position of the stitch presser section 463 in the gap 10.
  • the driving element 41 comprises a combining part 411 connected with the knock-over bit cam 132 and a pushing part 412 connected with the combining part 411, wherein the pushing part 412 only makes one-dimensional motion.
  • the driving element 41 makes a driving stroke 413 for allowing the pushing part 412 to move when the knock-over bit cam 132 makes the displacement stroke 133.
  • the driving element 41 in the present embodiment may be formed in one-piece or formed by assembling a plurality of members. If the driving element 41 is formed by assembling the plurality of members, the combining part 411 and the pushing part 412 may be respectively different members.
  • the driving element 41 may have a push rod 414 disposed on the pushing part 412.
  • the sliding base 43 comprises an inclined guide path 433 which is positioned at one side of the sliding base 43 and in which the pushing part 412 is disposed.
  • the sliding base 43 comprises a first surface 434 that faces the cam supporting base 137, and a second surface 435 that faces the limiting block 44.
  • the inclined guide path 433 is disposed at one side of the sliding base 43 adjacent to the driving element 41.
  • the inclined guide path 433 extends from the first surface 434 to the second surface 435 toward the knock-over bit cam 132.
  • the inclined guide path 433 has the push rod 414 disposed therein, and the width of the inclined guide path 433 can correspond to the width of the push rod 414, so that the pushing part 412 can push the sliding base 43 specifically.
  • the driving element 41 is composed of a motor 415 and a gear 416 connected with the motor 415.
  • One side of the sliding base 43 is provided with a rack 438 that comes into contact with the gear 416.
  • the motor 415 is connected with a control device (not shown in the figure).
  • the control device controls the motor 415, and also controls a displacement mechanism used to drive the knock-over bit cam 132.
  • the control unit sends a working signal to the displacement mechanism
  • the control unit also sends a starting signal to the motor 415 to start the motor 415 and rotate the gear 416.
  • the gear 416 pushes the rack 438 while rotating, so that the sliding base 43 makes the regulation stroke 431.
  • the stitch presser sheet 46 comprises a second long hole 465 disposed on the connection section 462; and the installing base 451 comprises at least one installing hole 456 communicated with the passage 452 and providing an installing element 47 corresponding to the second long hole 465 to limit the stitch presser sheet 46. In this way, the stitch presser sheet 46 is prevented from separating from the passage 452 abnormally.

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

Claims (11)

  1. Flachstrickmaschinen-Maschenandrückvorrichtung (40), umfassend:
    eine Befestigungsbasis (42), die auf einer Nockenträgerbasis (137) angeordnet ist;
    dadurch gekennzeichnet, dass die Position der Maschenandrückvorrichtung mit der Größe eines Spaltes (10) variiert und dass diese umfasst
    ein Antriebselement (41), das in Gang gesetzt wird, wenn ein Kippnocken (132) einen Verstellhub (133) ausführt;
    eine Gleitbasis (43), die entsprechend der Befestigungsbasis (42) angeordnet und mit einem Führungsblock (432) versehen ist, wobei die Gleitbasis (43) einen Steuerungshub (431) relativ zur Nockenträgerbasis (137) ausführt, wenn das Antriebselement (41) gestartet wird,
    einen Begrenzungsblock (44), der mit der Befestigungsbasis (42) kombiniert ist und die Gleitbasis (43) so begrenzt, dass diese nur relativ zur Nockenträgerbasis (137) gleitet;
    einen Maschenandrückblech-Tragarm (45), der mit einem Ende des Maschenandrückblech-Tragarms (45) an einer Garnzuführungs-Führungsstange (30) befestigt ist und mit einer Installationsbasis (451) an dem anderen Ende des Maschenandrückblech-Tragarms (45) versehen ist, wobei ein Durchgang (452) in der Installationsbasis (451) ausgebildet ist; und
    ein Maschenandrückblech (46), das einen Steuerabschnitt (461), der mit dem Führungsblock (432) verbunden ist, einen Verbindungsabschnitt (462), der sich ausgehend von dem Steuerabschnitt (461) erstreckt und sich durch den Durchgang (452) erstreckt, und einen Maschenandrückabschnitt (463) umfasst, der sich ausgehend von dem Verbindungsabschnitt (462) erstreckt und einem Nadelbett zugewandt ist, wobei der Steuerabschnitt (461) den Maschenandrückabschnitt (463) dazu veranlasst sich zu bewegen, wenn die Gleitbasis (43) den Steuerungshub (431) ausführt, um eine Maschenandrückposition zu ändern.
  2. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 1, wobei
    das Antriebselement (41) einen kombinierenden Teil (411), der mit dem Kippnocken (132) verbunden ist, und einen schiebenden Teil (412), der mit dem kombinierenden Teil (411) verbunden ist, aufweist
    das Antriebselement (41) einen Antriebshub (413) ausführt, um es dem schiebenden Teil (412) zu ermöglichen, sich zu bewegen, wenn der Kippnocken (132) den Verstellhub (133) ausführt;
    eine Seite der Gleitbasis (43) mit einer geneigten Führungsbahn (433) versehen ist, in der das schiebende Teil (412) angeordnet ist; und
    die Gleitbasis (43) den Steuerungshub (431) relativ zu der Nockenträgerbasis (137) ausführt, wenn das Antriebselement (41) den Antriebshub (413) ausführt.
  3. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 1, wobei
    das Antriebselement (41) aus einem Motor (415) und einem mit dem Motor (415) verbundenen Getriebe (416) besteht; und
    eine Seite der Gleitbasis (43) mit einer Zahnstange (438) versehen ist, die in Kontakt mit dem Getriebe gelangt.
  4. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach einem der vorhergehenden Ansprüche, wobei
    der Begrenzungsblock (44) einen ersten Hakenteil (441) aufweist, der in Richtung des Maschenandrückblech-Tragarms (45) vorsteht; und
    der Maschenandrückblech-Tragarm (45) ein zweites Hakenteil (455) aufweist, das an der Installationsbasis (451) angeordnet ist, in Richtung des Begrenzungsblocks (44) vorsteht und mit dem ersten Hakenteil (441) kombiniert ist bzw. zusammenwirkt.
  5. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach einem der Ansprüche 1 bis 3, wobei die Gleitbasis (43) ein erstes Langloch (436) aufweist, in dem die Befestigungsbasis (42) angeordnet ist.
  6. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 5, wobei das Maschenandrückblech (46) ein zweites Langloch (465) aufweist, das an dem Verbindungsabschnitt (462) angeordnet ist; und die Installationsbasis (451) mindestens ein Installationsloch (456) aufweist, das mit dem Durchgang (452) in Verbindung steht und ein Installationselement (47) bereitstellt, das dem zweiten Langloch (465) zugeordnet ist, um das Maschenandrückblech (46) zu begrenzen.
  7. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 6, wobei das Maschenandrückblech (46) eine Führungsstange (464) umfasst, die auf dem Steuerabschnitt (461) angeordnet ist; und der Führungsblock (432) mit einer Nut (437) versehen ist, in der die Führungsstange (464) angeordnet ist.
  8. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach einem der Ansprüche 1 bis 3, wobei das Maschenandrückblech (46) ein zweites Langloch (465) aufweist, das an dem Verbindungsabschnitt (462) angeordnet ist; und die Installationsbasis (451) mindestens ein Installationsloch (456) aufweist, das mit dem Durchgang (452) in Verbindung steht und ein Installationselement (47) bereitstellt, das dem zweiten Langloch (465) zugeordnet ist, um das Maschenandrückblech (46) zu begrenzen.
  9. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach einem der Ansprüche 1 bis 3, wobei das Maschenandrückblech (46) eine Führungsstange (464) umfasst, die auf dem Steuerabschnitt (461) angeordnet ist; und der Führungsblock (432) mit einer Nut (437) versehen ist, in der die Führungsstange (464) angeordnet ist.
  10. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 2, wobei die Gleitbasis (43) eine erste Oberfläche (434), die der Nockenträgerbasis (137) zugewandt ist, und eine zweite Oberfläche (435) aufweist, die dem Begrenzungsblock (44) zugewandt ist; und die geneigte Führungsbahn (433) sich von der ersten Oberfläche (434) zu der zweiten Oberfläche (435) in Richtung des Kippnockens (132) erstreckt.
  11. Flachstrickmaschinen-Maschenandrückvorrichtung (40) nach Anspruch 10, wobei das Maschenandrückblech (46) eine Führungsstange (464) umfasst, die an dem Steuerabschnitt (461) angeordnet ist; und der Führungsblock (432) mit einer Nut (437) versehen ist, in der die Führungsstange (464) angeordnet ist.
EP19159742.6A 2019-02-27 2019-02-27 Flachstrickmaschinenmaschenpressvorrichtung mit positionsvariierung mit spaltgrösse Active EP3702503B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19159742.6A EP3702503B1 (de) 2019-02-27 2019-02-27 Flachstrickmaschinenmaschenpressvorrichtung mit positionsvariierung mit spaltgrösse

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Application Number Priority Date Filing Date Title
EP19159742.6A EP3702503B1 (de) 2019-02-27 2019-02-27 Flachstrickmaschinenmaschenpressvorrichtung mit positionsvariierung mit spaltgrösse

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EP3702503A1 EP3702503A1 (de) 2020-09-02
EP3702503B1 true EP3702503B1 (de) 2021-07-28

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0110646B1 (de) * 1982-11-22 1987-01-28 Courtaulds Plc Strickmaschine
JPH0672347B2 (ja) * 1990-08-22 1994-09-14 株式会社島精機製作所 揺動シンカーとプレッサーバーを有する横編機
JP2602156B2 (ja) * 1992-11-09 1997-04-23 株式会社島精機製作所 横編機の編地プレッサー
EP3034665B1 (de) * 2014-12-18 2024-01-24 KARL MAYER STOLL R&D GmbH Flachstrickmaschine mit einer Vorrichtung zum Einstreifen und Einlegen von Schuss-, Kett- und/oder Flottfäden

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