JP2017172497A - エンジンバルブ及びその製造方法 - Google Patents
エンジンバルブ及びその製造方法 Download PDFInfo
- Publication number
- JP2017172497A JP2017172497A JP2016060490A JP2016060490A JP2017172497A JP 2017172497 A JP2017172497 A JP 2017172497A JP 2016060490 A JP2016060490 A JP 2016060490A JP 2016060490 A JP2016060490 A JP 2016060490A JP 2017172497 A JP2017172497 A JP 2017172497A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- core material
- engine
- engine valve
- internal combustion
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/18—Making uncoated products by impact extrusion
- B21C23/183—Making uncoated products by impact extrusion by forward extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/84—Making other particular articles other parts for engines, e.g. connecting-rods
-
- 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
- B21K1/22—Making machine elements valve parts poppet valves, e.g. for internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2301/00—Using particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
- F01L2303/01—Tools for producing, mounting or adjusting, e.g. some part of the distribution
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Forging (AREA)
Abstract
Description
14…傘部 16…バルブ本体
18…心材 20…本体軸部
22…本体傘部 24…心材軸部
26…心材傘部 26a、80a、90a…端面
28…くびれ部 30…膨出部
40…第1素材 42…第2素材
44…ビレット 46…テーパ状部
48…有底穴 50…狭窄部
52…大径部 54…第1金型
56…ポンチ 60…第2金型
62…下型 64…上型
66…貫通孔 68、70…キャビティ形成面
Claims (3)
- 軸部と、該軸部の一端に形成された傘部とを有し、内燃機関の燃焼室の吸気口又は排気口を開閉するエンジンバルブであって、
前記傘部から前記軸部の長手方向の少なくとも一部にわたり、鋼又はニッケル合金製のバルブ本体と、該バルブ本体の内部に配設された銅又は銅合金製の心材とから形成されることを特徴とするエンジンバルブ。 - 請求項1記載のエンジンバルブにおいて、
内燃機関の作動温度よりも低い温度では、前記バルブ本体と前記心材との間の少なくとも一部に間隙が形成され、
前記作動温度以上の温度では、前記バルブ本体と前記心材とが熱膨張により密着することを特徴とするエンジンバルブ。 - 軸部と、該軸部の一端に形成された傘部とを有し、内燃機関の燃焼室の吸気口又は排気口を開閉するエンジンバルブの製造方法であって、
鋼又はニッケル合金製の第1素材の内部に銅又は銅合金製の第2素材を装填してビレットを形成するビレット形成工程と、
内燃機関の作動温度以上の温度で前記ビレットを温間域又は熱間域で押出成形することで、前記第1素材からなるバルブ本体の内部に前記第2素材からなる心材が配設された部位を有する前記軸部を形成する軸部形成工程と、
前記ビレットの残部をさらに塑性変形させることで、前記バルブ本体の内部に前記心材が配設された前記傘部を形成する傘部形成工程と、
を有することを特徴とするエンジンバルブの製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016060490A JP6400039B2 (ja) | 2016-03-24 | 2016-03-24 | エンジンバルブ及びその製造方法 |
US15/464,790 US10364710B2 (en) | 2016-03-24 | 2017-03-21 | Engine valve and method of producing the same |
CN201710172313.9A CN107227982B (zh) | 2016-03-24 | 2017-03-22 | 发动机阀及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016060490A JP6400039B2 (ja) | 2016-03-24 | 2016-03-24 | エンジンバルブ及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017172497A true JP2017172497A (ja) | 2017-09-28 |
JP6400039B2 JP6400039B2 (ja) | 2018-10-03 |
Family
ID=59897777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016060490A Active JP6400039B2 (ja) | 2016-03-24 | 2016-03-24 | エンジンバルブ及びその製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10364710B2 (ja) |
JP (1) | JP6400039B2 (ja) |
CN (1) | CN107227982B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10787939B1 (en) * | 2019-04-01 | 2020-09-29 | Cyclazoom, LLC | Poppet valve for internal combustion engine |
US11506091B2 (en) * | 2021-03-03 | 2022-11-22 | Cyclazoom, LLC | Poppet valve and internal combustion piston engine head including same |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2093774A (en) * | 1931-05-20 | 1937-09-21 | Thompson Prod Inc | Method of making valves |
JPS62179837A (ja) * | 1986-02-05 | 1987-08-07 | Fuji Valve Kk | 軽量エンジンバルブの製造方法 |
JPS63109202A (ja) * | 1986-10-28 | 1988-05-13 | Fuji Valve Co Ltd | 軽量エンジンバルブの製造方法 |
JPS63177603U (ja) * | 1987-05-01 | 1988-11-17 | ||
JPH04269312A (ja) * | 1991-02-22 | 1992-09-25 | Fuji Oozx Kk | 内燃機関用中空弁 |
JPH0469495B2 (ja) * | 1986-02-05 | 1992-11-06 | Fuji Valve |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB371152A (en) * | 1931-04-07 | 1932-04-21 | Frederick Coolidge Crawford | Improvements in or relating to poppet valves for internal combustion engines |
US2070102A (en) * | 1934-12-08 | 1937-02-09 | Weslake Henry | Engine poppet valve |
GB477907A (en) * | 1936-07-09 | 1938-01-10 | Henry Weslake | Improvements in or relating to poppet-valves |
US2627259A (en) * | 1942-06-24 | 1953-02-03 | Gen Motors Corp | Valve |
US3073294A (en) * | 1959-07-02 | 1963-01-15 | Eaton Mfg Co | Aluminum valve |
US3391444A (en) * | 1967-02-02 | 1968-07-09 | Federal Mogul Corp | Extrusion method of producing coated sintered powdered metal articles |
DE3312869A1 (de) | 1983-04-09 | 1984-10-11 | Eirich, Hubert | Vorrichtung zum aufbreiten von fliessfaehigen materialien |
JP2818270B2 (ja) | 1990-07-10 | 1998-10-30 | 株式会社東芝 | 異常検出装置 |
JP3018254B2 (ja) * | 1991-02-21 | 2000-03-13 | フジオーゼックス株式会社 | 内燃機関用中空弁及びその製造方法 |
CN101169054A (zh) * | 2007-10-16 | 2008-04-30 | 韩鸿滨 | 轻质气门 |
JP2012097627A (ja) | 2010-11-01 | 2012-05-24 | Mitsubishi Heavy Ind Ltd | 金属ナトリウム封入エンジンバルブ |
-
2016
- 2016-03-24 JP JP2016060490A patent/JP6400039B2/ja active Active
-
2017
- 2017-03-21 US US15/464,790 patent/US10364710B2/en active Active
- 2017-03-22 CN CN201710172313.9A patent/CN107227982B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2093774A (en) * | 1931-05-20 | 1937-09-21 | Thompson Prod Inc | Method of making valves |
JPS62179837A (ja) * | 1986-02-05 | 1987-08-07 | Fuji Valve Kk | 軽量エンジンバルブの製造方法 |
JPH0469495B2 (ja) * | 1986-02-05 | 1992-11-06 | Fuji Valve | |
JPS63109202A (ja) * | 1986-10-28 | 1988-05-13 | Fuji Valve Co Ltd | 軽量エンジンバルブの製造方法 |
JPS63177603U (ja) * | 1987-05-01 | 1988-11-17 | ||
JPH04269312A (ja) * | 1991-02-22 | 1992-09-25 | Fuji Oozx Kk | 内燃機関用中空弁 |
Also Published As
Publication number | Publication date |
---|---|
CN107227982A (zh) | 2017-10-03 |
US20170276032A1 (en) | 2017-09-28 |
US10364710B2 (en) | 2019-07-30 |
CN107227982B (zh) | 2019-11-22 |
JP6400039B2 (ja) | 2018-10-03 |
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