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KR870007817A - 단편형(單片型) 밸브 슬리이브와 그의 제조방법 - Google Patents

단편형(單片型) 밸브 슬리이브와 그의 제조방법 Download PDF

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Publication number
KR870007817A
KR870007817A KR870001062A KR870001062A KR870007817A KR 870007817 A KR870007817 A KR 870007817A KR 870001062 A KR870001062 A KR 870001062A KR 870001062 A KR870001062 A KR 870001062A KR 870007817 A KR870007817 A KR 870007817A
Authority
KR
South Korea
Prior art keywords
hole
material piece
blocked
fragmentary
valve sleeve
Prior art date
Application number
KR870001062A
Other languages
English (en)
Other versions
KR920007455B1 (ko
Inventor
마사히토 이시하라
마사히토 이와타
Original Assignee
야마모토 히로시
도오까이 티이 아아루 다부류우 가부시끼 가이샤
Priority date (The priority date 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 date listed.)
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Application filed by 야마모토 히로시, 도오까이 티이 아아루 다부류우 가부시끼 가이샤 filed Critical 야마모토 히로시
Publication of KR870007817A publication Critical patent/KR870007817A/ko
Application granted granted Critical
Publication of KR920007455B1 publication Critical patent/KR920007455B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/20—Making machine elements valve parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49405—Valve or choke making
    • Y10T29/49426—Valve or choke making including metal shaping and diverse operation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49995—Shaping one-piece blank by removing material
    • Y10T29/49996—Successive distinct removal operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Forging (AREA)
  • Power Steering Mechanism (AREA)
  • Magnetically Actuated Valves (AREA)
  • Valve Housings (AREA)

Abstract

내용 없음

Description

단편형(單片型) 밸브 슬리이브와 그의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는, 본 발명에 의한 단편형 밸브 슬리이브의 제조방법에 사용되는 소재편을 나타낸 일부절취 정면도,
제2도는, 소성가공법에 의하여 홈과 막힌 구멍이 형성된 상태의 소재편의 단면도,
제3도는, 제2도의 소재편의 단면도,
제4도는, 막힌구멍의 바닥쪽의 소재편의 부위가 펀치 가공되어 소재편에 관통구멍이 성형된 상태의 소재편의 단면도,
제5도는, 원래의 구멍의 입구쪽 근처의 소재편의 내부가 눌려 찌부러진 상태의 소재편의 단면도,
제6도는, 소재편의 내외면이 절삭가공되어 완성된 상태의 단편형 밸브 슬리이브를 나타내는 단면도이다.
* 도면의 주요부분에 대한 부호의 설명
1:소재편 2:홈(기름홈) 3:막힌구멍
4:바닥부 5:관통구멍 6:개구끝단
7:홈 8,9:내벽면 10:잔여 소재
D,d:직경 S,T:내경

Claims (12)

  1. 다음 (가)~(다)의 공정으로 이루어지는 단편형 밸브슬리이브의 제조방법. (가) 소장편(1)내에 막힌 구멍(3)과, 이 막힌 구멍(3)의 내부 표면에 길이 방향으로 연장되어 형성되며, 이 구멍(3)의 바닥쪽에서는 막혀져 있고, 이 구멍(3)의 입구쪽에서는 열려져 있는 다수개의 홈(2)을 형성시키는 소재편(1)의 소성가공 공정; (나) 상기 소재편(1)에 관통구멍(5)이 형성되도록, 상기 막힌구멍(3)의 바닥부(4)의 소재편 부위를 소성 가공하는 공정; (다) 상기 홈(2)들의 열린 끝단부가 막히도록, 상기 막힌 구멍(3)의 입구쪽 근처의 소재편의 내부를 소성 가공하는 공정.
  2. 제1항에 있어서, 상기 홈(2)들이 백 드로오잉 법에 의하여 형성되는 것을 특징으로 하는 방법.
  3. 제1항에 있어서, 상기 홈(2)들이 프론트 드로오잉 법에 의하여 형성되는 것을 특징으로 하는 방법.
  4. 제1항에 있어서, 상기 소성공정을 행한 후에 필요에 따라 소재편(1)에 절삭 가공을 더욱 행하는 것을 특징으로 하는 방법.
  5. 제1항에 있어서, 상기 관통구멍(5)이, 막힌구멍(3)의 바닥부(4)의 소재편 부위를 편칭하여 형성되는 것을 특징으로 하는 방법.
  6. 제1항에 있어서, 상기 소재편(1)이 냉간에서 가공되는 것을 특징으로 하는 방법.
  7. 제1항에 있어서, 상기 소재편(1)이 열간에서 가공되는 것을 특징으로 하는 방법.
  8. 제1항에 있어서, 소재편(1)의 내부가 프레스 변형에 의하여 소성가공되는 것을 특징으로 하는 방법.
  9. 제1항의 방법에 의하여 제조된 단편형 밸브 슬리이브.
  10. 제2항의 방법에 의하여 제조된 단편형 밸브 슬리이브.
  11. 제3항의 방법에 의하여 제조된 단편형 밸브 슬리이브.
  12. 제4항의 방법에 의하여 제조된 단편형 밸브 슬리이브.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870001062A 1986-02-24 1987-02-10 단편형 밸브 슬리이브와 제조방법 KR920007455B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP86-37289 1986-02-24
JP37289 1986-02-24
JP61037289A JPS62197235A (ja) 1986-02-24 1986-02-24 単片型バルブスリ−ブの製造方法

Publications (2)

Publication Number Publication Date
KR870007817A true KR870007817A (ko) 1987-09-22
KR920007455B1 KR920007455B1 (ko) 1992-09-03

Family

ID=12493548

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870001062A KR920007455B1 (ko) 1986-02-24 1987-02-10 단편형 밸브 슬리이브와 제조방법

Country Status (7)

Country Link
US (1) US4768268A (ko)
JP (1) JPS62197235A (ko)
KR (1) KR920007455B1 (ko)
AU (1) AU588970B2 (ko)
DE (1) DE3705426C2 (ko)
GB (1) GB2186820B (ko)
IT (1) IT1203340B (ko)

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US5246655A (en) * 1991-04-30 1993-09-21 The Young Industries, Inc. Method of making thermoplastic valve rotors
JPH06147054A (ja) * 1992-10-30 1994-05-27 Zexel Corp プランジャバレルの製造方法
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AUPO251796A0 (en) * 1996-09-24 1996-10-17 A.E. Bishop & Associates Pty Limited Slotted component manufacture
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DE102013112123B4 (de) 2013-11-04 2019-09-05 Metaldyne Gmbh Metallhülse und Verfahren zu deren Herstellung
US11125349B1 (en) * 2020-02-28 2021-09-21 Jyothi Swaroop Samayamantula Zero restriction ball valve insert, one-piece cage and assembly

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Also Published As

Publication number Publication date
US4768268A (en) 1988-09-06
GB2186820B (en) 1989-11-08
AU6886187A (en) 1987-08-27
DE3705426C2 (de) 1993-12-02
KR920007455B1 (ko) 1992-09-03
GB8703720D0 (en) 1987-03-25
IT1203340B (it) 1989-02-15
IT8719458A0 (it) 1987-02-23
JPH0361530B2 (ko) 1991-09-20
JPS62197235A (ja) 1987-08-31
AU588970B2 (en) 1989-09-28
GB2186820A (en) 1987-08-26
DE3705426A1 (de) 1987-08-27

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