KR960001246A - Method and apparatus for weft insertion in raffia looms - Google Patents

Method and apparatus for weft insertion in raffia looms Download PDF

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Publication number
KR960001246A
KR960001246A KR1019950014876A KR19950014876A KR960001246A KR 960001246 A KR960001246 A KR 960001246A KR 1019950014876 A KR1019950014876 A KR 1019950014876A KR 19950014876 A KR19950014876 A KR 19950014876A KR 960001246 A KR960001246 A KR 960001246A
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South Korea
Prior art keywords
weft
raffia
movable
switching
gripper
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KR1019950014876A
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Korean (ko)
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KR960013897B1 (en
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마사미 신바라
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이소가이 찌세이
가부시끼가이샤 도요다 지도쇽끼 세이사꾸쇼
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    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/12—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein single picks of weft thread are inserted, i.e. with shedding between each pick
    • D03D47/20—Constructional features of the thread-engaging device on the inserters
    • D03D47/23—Thread grippers
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/12—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein single picks of weft thread are inserted, i.e. with shedding between each pick
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/12—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein single picks of weft thread are inserted, i.e. with shedding between each pick
    • D03D47/20—Constructional features of the thread-engaging device on the inserters
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/27—Drive or guide mechanisms for weft inserting
    • D03D47/271—Rapiers
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
    • D03J1/00—Auxiliary apparatus combined with or associated with looms
    • D03J1/04—Auxiliary apparatus combined with or associated with looms for treating weft

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)

Abstract

본 발명은 고정 파지체와 가동 파지체를 조합하여 구성된 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 래피아 직기의 위사 삽입 방법에 관한 것으로서, 자력에 감응하는 가동 파지체에 대해서 자력 작용 수단의 자력을 작용하는 상태와 작용하지 않는 상태와의 절환을 행하는 단계와, 자력 작용 상태와 자력 비작용 상태와의 절환에 의해서 상기 가동 파지체를 위사 파지 위치와 위사 해방 위치 사이에서 절환 배치하는 단계와, 위사 해방 위치에서 위사 파지 위치에 상기 가동 파지체를 절환 배치해서 위사를 파지하는 단계와, 위사 파지 위치에서 위사 해방 위치에 상기 가동 파지체를 절환배체해서 위사를 해방하는 단계를 포함하는 것을 특징으로 한다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a weft insertion method of a raffia loom in which a raffia head formed by combining a fixed gripper and a movable gripper is inserted into an inclined opening to insert a weft yarn. Switching between a state in which the magnetic force of the means is applied and a state in which it does not operate, and switching the movable gripping member between the weft gripping position and the weft releasing position by switching between the magnetic action state and the non-magnetic action state. And shifting and arranging the movable gripping body at the weft gripping position at the weft releasing position to hold the weft yarn, and switching the movable gripping body at the weft releasing position at the weft gripping position to release the weft yarn. It is characterized by.

Description

래피아 직기에서의 위사 삽입 방법 및 장치Method and apparatus for weft insertion in raffia looms

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명을 구체화한 제1실시예의 일부 생략 정면도.1 is a partially omitted front view of the first embodiment embodying the present invention.

제2도는 요부 확대 정면도.2 is an enlarged front view of the main part.

제3도는 사의 수도(受渡)상태를 도시하는 요부 확대 정면도3 is an enlarged front view of the main portion showing the state of the capital

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 수도용 레피아 헤드 2 : 수취용 레피아 헤드1: Repia head for water 2: Repia head for receiving

7,7A : 수도용 고정 파지체 8,8A,8B,8C : 수도용 가동 파지체7,7A: Fixed water holding body 8,8A, 8B, 8C: Moving water holding body

11,11A: 수도용 고정 파지체 12,12A,12B,12C : 수취용 가동 파지체11,11A: Fixed holding body for water 12,12A, 12B, 12C: Receiving movable holding body

17 : 슬레이 18,19,20,20A,20B,20C,21,21A,21B,21C : 전자석17: Slay 18,19,20,20A, 20B, 20C, 21,21A, 21B, 21C: Electromagnet

22,22A,22B,22C,23,23B,23C,24,24A,24B,24C,25,25A,25B,25C : 인가 전압값 설정 수단이 되는 구동회로22, 22A, 22B, 22C, 23, 23B, 23C, 24, 24A, 24B, 24C, 25, 25A, 25B, 25C: drive circuit serving as an applied voltage value setting means

27 : 전압인가 타이밍 설정 장치27: voltage application timing setting device

33 : 완충시트 35,36 : 압전 적층제33: buffer sheet 35, 36: piezoelectric laminate

C : 전압인가 제어수단이 되는 제어 컴퓨터C: control computer serving as voltage application control means

Claims (10)

고정 파지체와 가동 파지체를 조합하여 구성된 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 레피아 직기에서의 위사 삽입 방법에 있어서, 자력에 감응하는 가동 파지체에 대해서 자력 작용 수단의 자력을 작용하는 상태와 작용하지 않는 상태와의 절환을 행하는 단계와, 자력 작용 상태와 자력 비작용 상태와의 절환에 의해서 상기 가동 파지체를 위사 파지 위치와 위사 해방 위치 사이에서 절환 배치하는 단계와, 위사 해방 위치에서 위사 파지 위치에 상기 가동 파지체를 절환 배치해서 위사를 파지하는 단계와, 위사 파지 위치에서 위사 해방 위치에 상기 가동 파지체를 절환 배치해서 위사를 파지하는 래피아 직기에서의 위사 삽입 방법.In the weft weaving method of a raffia loom in which a raffia head composed of a fixed gripping body and a movable gripping body is inserted into the inclined opening to insert the weft yarn, the magnetic force of the magnetic force means is applied to the movable gripping body that is sensitive to the magnetic force. Switching between the acting state and the non-acting state, switching the movable gripping member between the weft gripping position and the weft releasing position by switching between the magnetically acting state and the non-magnetically acting state; A method of inserting the weft yarn in the raffia loom which switches the movable gripping member to the weft gripping position at the release position and grips the weft yarn, and holds the weft yarn by switching the movable gripping body to the weft release position at the weft gripping position. . 고정 파지체와 가동 파지체를 조합하여 구성된 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 레피아 직기에서의 위사 삽입 방법에 있어서, 자력에 감응하는 가동 파지체에 대해서 전자력의 자력을 작용시킬때는 최초의 전자석으로 과여자 전압을 인가하는 단계와, 이어서 전자석에 정격 전압을 인가하는 단계와, 자력 작용상태와 자력 비작용 상태와의 절환에 의해서 상기 가동 파지체를 위사 파지 위치와 위사 해방 위치사이에서 절환 배치하는 단계와 위사 해방 위치에서 위사 파지 위치에 상기 가동 파지체를 절환 배치해서 위사를 파지하는 단계와 위사 파지 위치로부터 위사 해방 위치에 상기 가동 파지체를 절환 배치해서 위사를 해방하는 단계를 포함하는 것을 특징으로하는 래피아 직기에서의 위사 삽입 방법.In the weft weaving method of a raffia loom in which a raffia head formed by combining a fixed gripper and a movable gripper is inserted into the inclined opening to insert the weft yarn, the magnetic force of the electromagnetic force is applied to the movable gripper sensitive to the magnetic force. In this case, the movable gripping body is moved to the weft gripping position and the weft releasing position by applying an over-excited voltage to the first electromagnet, followed by applying a rated voltage to the electromagnet, and switching between magnetic and non-magnetic states. Switching between and arranging the movable gripping member at the weft gripping position at the weft release position to hold the weft yarn; and switching the arranging the movable gripping body at the weft release position from the weft gripping position to release the weft yarn. Weft insertion method in a raffia loom comprising a. 고정 파지체와 가동 파지체를 조합하여 구성된 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 레피아 직기에서의 위사 삽입 방법에 있어서, 고정 파지체와 가동파지 사이세 개재된 압전 적층체에 전압을 인가하는 상태와 전압을 인가하지 않는 상태와의 절환을 행하는 단계와, 상기 압전 적층체에 대한 전압인가의 상태와 전압 비인가의 상태와의 절환에 의해서 상기 가동 파지체를 위사 파지 위치와 위사 헤방 위치 사이에서 절환 배치하는 단계와 위사 해방 위치로부터 위사 파지 위치에 상기 가동 파지체를 절환 배치해서 위사를 파지하는 단계와, 위사 파지 위치로부터 위사 해방 위치로 상기 가동 파지체를 절환 배치해서 위사를 해방하는단계를 포함하는 것을 특징으로 하는 래피아 직기에서의 위사 삽입 방법.In the weft weaving method of a raffia loom in which a raffia head formed by combining a fixed gripper and a movable gripper is inserted into an inclined opening to insert a weft yarn, a voltage is applied to the piezoelectric laminate interposed between the fixed gripper and the movable gripper. Switching between a state of applying a voltage and a state of not applying a voltage, and switching between a state of applying a voltage to the piezoelectric laminate and a state of applying a voltage to the piezoelectric laminate, the position of the weaving gripper and the weft heavier. Switching between positions, and arranging the movable gripping member from the weft release position to the weft gripping position to grip the weft yarn, and switching the arranging of the movable gripping body from the weft gripping position to the weft release position to release the weft yarn. Weft insertion method in a raffia loom, comprising the step of. 고정 파지체와 가동 파지체를 조합하여 구성된 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 레피아 직기에서의 위사 삽입 방법에 있어서, 상기 가동 파지체의 적어도 일부를 자력 감응재로 형성하고 상기 래피아 헤드의 삽입 경로의 근처에 자력 작용수단을 설치하고 작력 작용 수단의 자력을 상기 자력 감응재에 작용하는 상태와 작용하지 않는 상태와의 절환에 의해서 상기 가동 파지체를 위사 파지 위치와 위사 해방 위치에 절환 배치하는 것을 포함하는 것을 특징으로 하는 래피아 직기에서의 위사 삽입 장치.In the weft weaving method of a repia loom in which a raffia head formed by combining a fixed gripper and a movable gripper is inserted into an inclined opening to insert a weft yarn, wherein at least a part of the movable gripper is formed of a magnetic sensitive material, and The position of weft holding and weft release of the movable gripping body by installing magnetic force means near the insertion path of the raffia head and switching the magnetic force of the force means to the state acting on the magnetic sensitive material and the state not acting. Weft insertion device in a raffia loom, comprising switching to a position. 수도용 고정 파지체와 수도용 가동 파지체를 조합하여 구성된 수도용 래피아 헤드와, 수취용 고정 파지체와 수취용 가공 파지체를 조합하여 구성된 수취용 래피아 레드를 경사 개구내에 삽입하고 수도용 래피의 헤드에 의해서 캐치된 위사를 수취용 래피아 헤드에 수도해서 위사를 삽입하는 래피아 직기에서의 위사 삽입 장치에 있어서, 상기 수도용 가동 파지체의 적어도 일부를 자력 감응재로 형성하고, 상기 수취용 가동 파지체의 적어도 일부를 자력 감응재로 형성하고, 상기 수도용 래피아 헤드의 삽입 경로의 삽입사점 위치의 근처에수도용의 자력 작용 수단을 설치하고, 상기 수취용 래피아 헤드의 삽입 경로의 삽입사점 위치의 측방에 수취용 자력 작용 수단을 설치하고, 수도용 자력 작용 수단의 자력을 상기 수도욜 가동 파지체의 자력 감응재에 작용하는 상태와 작용하지 않는 상태와의 절환에 의해서 상기 수도용 가동 파지체를 위사 파지 위치와 위사 해방 위치 사이에서 절환 배치하고, 수취용 자력 작용 수단의 자력을 상기 수취용 가동 파지체의 자력 작용 수단의자력을 상기 수취용 가동 파지체의 자력 감응재에 작용하는 상태와 작용하지않는 상태와의 절환에 의해서 상기 수취용 가동 파지체를 위사 파지 위치와 위사 해방 위치사이에서 절환 배치시킨 것을 특징으로하는 래피아 직기에서의 위사 삽입 장치.A water raffia head composed of a combination of a fixed water retaining body and a movable water holding body, and a receiving raffia red formed by combining a fixed water retaining body and a receiving processing waste body into a slanted opening, A weft inserting device in a raffia loom, in which a weft thread caught by the water is inserted into a raffia head for receiving and inserting the weft yarn, wherein at least a part of the water moving gripping body is formed of a magnetic sensitive material, and the receiving movable wave At least a part of the retardation body is formed of a magnetic sensitive material, a magnetic force acting means for water is provided near the insertion dead center position of the insertion path of the water raffia head, and the insertion dead point position of the insertion path of the receiving raffia head is provided. Magnetic force sensitive material of the water movable movable gripping member provided with receiving magnetic force means for the side, By switching between the acting state and the non-acting state, the water movable gripping member is switched between the weft gripping position and the weft releasing position, and the magnetic force of the receiving magnetic force applying means is applied to the magnetic force operating means of the receiving movable gripping body. Characterized in that the receiving movable gripping member is switched between the weft gripping position and the weft releasing position by switching the chair force between a state acting on the magnetic sensitive material of the receiving movable gripping member and a state not operating. Weft insertion device in raffia looms. 제5항에 있어서, 수도용 자력 작용 수단은 수도용 래피아 헤드의 삽입 경로를 따라서 직렬 복수 배치된 것을 특징으로하는 래피아 직기에서의 위사 삽입 장치.6. The weft inserting device according to claim 5, wherein a plurality of magnetic acting means for water is arranged in series along the insertion path of the water raffia head. 제5항에 있어서, 수도용 자력 작용 수단은 수도용 래피아 헤드의 삽입 경로를 따라서 직렬 복수 배치된 것을 특징으로하는 래피아 직기에서의 위사 삽입 장치.6. The weft inserting device according to claim 5, wherein a plurality of magnetic acting means for water is arranged in series along the insertion path of the water raffia head. 제4항에 있어서, 자력 작용 수단인 전자석과, 전자석에 대한 전압인가를 제어하는 전압 인가 제어 수단과, 전자석에 인가되는 전압의 전압치를 설정하는 인가 전압치 설정 수단과, 전자석에 인가되는 전압의 인가 타이밍을 설정하는 전압인가 타이밍 설정 수단을 구비한 것을 특징으로하는 래피아 직기에서의 위사 삽입 장치.5. An electromagnet as claimed in claim 4, voltage applying control means for controlling voltage application to the electromagnet, applied voltage value setting means for setting a voltage value of the voltage applied to the electromagnet, and a voltage applied to the electromagnet. A weft insertion device in a raffia loom, comprising a voltage application timing setting means for setting the application timing. 제5항에 있어서, 자력 작용 수단과 가동 파지체 사이에 연질성의 충격시트를 개재하고 가동 파지체가 위사 해방 위치에 배치되었을때는 완충 시트와 가동 파지체 사이에 경사를 파지토록 한 래피아 직기에서의 위사 삽입 장치.6. The raffia loom according to claim 5, wherein when the movable gripper is disposed at the weft release position with a soft impact sheet interposed between the magnetic action means and the movable gripper, the raffia loom is held between the buffer sheet and the movable gripper. Weft insertion device. 고정 파지체와 가동 파지체를 조합해서 구성한 래피아 헤드를 경사 개구내에 삽입해서 위사를 삽입하는 레피아 직기에서의 위사 삽입 방법에 있어서, 상기 가동 파지체를 구동하는 압전 적층체를 고정 파지체와 가동 파지체와 새에 개재하고 상기 압전 적층체에 대한 전압인가의 상태와 전압 비인가의 상태와의 절환에 의해서 상기 기동 파지체를 위사 파지 위치와 위사 해방 위치와 새에서 절환 배치토록 한 래피아 직기에서의 위사 삽입 장치.In the weft inserting method of a lepiah loom in which a raffia head formed by combining a fixed gripper and a movable gripper is inserted into an inclined opening to insert the weft yarn, the piezoelectric laminate for driving the movable gripper is fixed to the fixed gripper. The raffia loom interposed between the movable gripping body and the bird, and switching the movable gripping body to the weft gripping position, the weft releasing position, and the bird by switching between the voltage application state and the voltage non-application state for the piezoelectric laminate. Weft insertion device in ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950014876A 1994-06-06 1995-06-02 Method and apparatus for weft yarn insertion in rapier loom KR960013897B1 (en)

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JP6123903A JPH07331558A (en) 1994-06-06 1994-06-06 Weft-insertion method for rapier loom and apparatus therefor

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