KR19990067440A - 소성변형가공에의한 드래그레버(drag lever) 또는 로커암(rocker arm) - Google Patents
소성변형가공에의한 드래그레버(drag lever) 또는 로커암(rocker arm) Download PDFInfo
- Publication number
- KR19990067440A KR19990067440A KR1019980703451A KR19980703451A KR19990067440A KR 19990067440 A KR19990067440 A KR 19990067440A KR 1019980703451 A KR1019980703451 A KR 1019980703451A KR 19980703451 A KR19980703451 A KR 19980703451A KR 19990067440 A KR19990067440 A KR 19990067440A
- Authority
- KR
- South Korea
- Prior art keywords
- rocker arm
- drag link
- bent
- plastic deformation
- deformation processing
- 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
Links
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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
-
- 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
- B21K1/205—Making machine elements valve parts rocker arms
-
- 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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/185—Overhead end-pivot rocking arms
-
- 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
- F01L2305/00—Valve arrangements comprising rollers
- F01L2305/02—Mounting of rollers
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20576—Elements
- Y10T74/20582—Levers
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20576—Elements
- Y10T74/20882—Rocker arms
-
- 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
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2101—Cams
- Y10T74/2107—Follower
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
Description
Claims (16)
- 밸브축에 접해 있으며 이중벽으로 구성되어 있으며 그의 전장에 걸쳐서 단면이 상 또는 하부로 개방된 U-형상을 가지는 소성판부로 형성된 드래그링크(1) 또는 로커암에 있어서,이중벽부는 구성되어 있는바 이중벽부는 최소한 드래그링크(1) 또는 로커암의 종방향길이에 걸쳐서 나와있는 상부벽(10)의 고리(13)가 구성되어 있는바 이는 그의 양측벽들(11, 12)사이의 밑에 위치하여 굽혀져 있는 것을 특징으로 하는 소성변형가공에의한 판형드래그(1) 또는 로커암.
- 제 1항에 있어서,돌출한 고리(13)는 굽어 있는 상벽(10)에 병렬로 180°정도 이에 접하면서 굽혀져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1) 또는 로커암(도 1내지 4).
- 제 1항에 있어서,돌출한 고리(13)는 상벽(10)에 병렬로 180°정도 사이공간을 두고 굽어져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1) 또는 로커암.
- 제 1항에 있어서,굽혀진 고리(13)는 상벽(10)과 고정결합 예컨대 용접 및 납땜으로 결합이 되어 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1) 또는 로커암.
- 제 1항에 있어서,드래그링크(1) 또는 로커암이 지지되어 있는 단부방향으로 굽혀져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1)나 또는 로커암(도 1 및 2).
- 제 1항에 있어서,중간부(5)에서 핀(7)에 지지된 롤러(9)를 수용하기위한 홈(6)이 존재하며 고리(13)는 단부(4) 방향으로 굽혀져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1) 또는 로커암.
- 제 6항에 있어서,이중벽부는 2개의 돌출한 고리(13)에의하여 구성되어 있는 바 이때 한 고리(13)는 단부(3)방향으로 다른 고리는 다른 단부(4)방향으로 굽어져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(1) 또는 로커암.
- 제 1항에 있어서,로커암에 있어서 측벽들(11, 12)은 각기 하나의 하벽(15)에 이르는 홈(16)을 가지며 이는 홈(16)에 의하여 형성되는 후부(17)는 하벽(15)밑으로 굽혀짐으로 측부접촉면(18 및 19)을 포함하는 이중벽부가 형성되어 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(14) 또는 로커암(도 5 내지 9).
- 제 8항에 있어서,후부(17)는 하벽(15)에 병렬로 180°정도 이에 접해 굽어져 있는 것을 특징으로 하는 소성변형가공 드래그링크(도 5 내지 19).
- 제 8항에 있어서,후부(17)는 사이공간을 두고 하벽(15) 밑으로 굽어져 있는 것을 특징으로 하는 소성변형가공 드래그링크(14) 또는 로커암.
- 제 8항에 있어서,후측으로 굽혀진 부분(17)은 하벽(15)과 고정결부 즉 용접이나 납땜에의하여 결부되어 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(14) 또는 로커암.
- 그의 전길이에 걸쳐 단면이 거의 상 또는 하측으로 개방된 U-형상을 가지는 소성핀형가공에의한 드래그링크(20)나 또는 로커암에있어서,하벽(15)의 측부 또는 측부(11, 12)에 있어 각기 드래그링크(1)나 또는 로커암의 길이에 걸쳐 돌출한 밴드형 고리(21, 22)가 형상되어 있으며 밸브측부에서 하벽(15)으로 굽혀져 있음으로 측부 접촉면들(18, 19)이 형성되는 것을 특징으로 하는 소성변형가공에의한 판성형 드래그링크(20) 또는 로커암(도 10 내지 13).
- 제 12항에 있어서,밴드형고리(21 및 22)는 하벽(15)에 병렬로 180°정도 이에 접하여 굽혀져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(20) 또는 로커암(도 10 내지 13).
- 제 12항에 있어서,밴드형고리(21 및 22)는 사이공간을 두고 하벽(15)밑으로 굽어져 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(20) 또는 로커암.
- 제 12항에 있어서,굽어진 고리(21, 22)는 하벽(15)과 고정결부 즉 용접 또는 납땜에의하여 결부되어 있는 것을 특징으로 하는 소성변형가공에의한 드래그링크(20)또는 로커암.
- 제 12항에 있어서,밸브측 부위에서는 그의 횡측팽창이 최저로 되는 것을 특징으로 하는 소성변형가공에의한 드래그링크(20) 또는 로커암.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19543657.1 | 1995-11-23 | ||
| DE19543657A DE19543657C2 (de) | 1995-11-23 | 1995-11-23 | Spanlos geformter Schlepp- oder Kipphebel |
| DE9543657.1 | 1995-12-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19990067440A true KR19990067440A (ko) | 1999-08-16 |
| KR100368631B1 KR100368631B1 (ko) | 2003-04-10 |
Family
ID=7778208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-1998-0703451A Expired - Lifetime KR100368631B1 (ko) | 1995-11-23 | 1996-05-09 | 비절삭가공에의해성형된로커암또는핑거레버 |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US6062184A (ko) |
| JP (1) | JP3689117B2 (ko) |
| KR (1) | KR100368631B1 (ko) |
| WO (1) | WO1997019258A1 (ko) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6199527B1 (en) | 1998-03-12 | 2001-03-13 | Nsk Ltd. | Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
| DE19811658B4 (de) * | 1998-03-18 | 2006-01-26 | Ina-Schaeffler Kg | Schwenkbarer Nockenfolger eines Ventiltriebs einer Brennkraftmaschine |
| DE19833112A1 (de) * | 1998-07-23 | 2000-01-27 | Schaeffler Waelzlager Ohg | Hebelartiger Nockenfolger eines Ventiltriebs einer Brennkraftmaschine |
| DE19845489A1 (de) * | 1998-10-02 | 2000-04-06 | Mahle Ventiltrieb Gmbh | Ventilhebel |
| US6615635B2 (en) * | 2000-06-20 | 2003-09-09 | Ina Walzlager Schaeffler Ohg | Method of making a lever-type cam follower, and lever-type cam follower |
| US6491012B2 (en) | 2000-09-13 | 2002-12-10 | Toledo Technologies Inc. | Rocker arm assembly having a spring clip valve guide |
| US6807932B2 (en) * | 2001-11-22 | 2004-10-26 | Ntn Corporation | Rocker arm |
| DE102005010750A1 (de) * | 2005-03-09 | 2006-09-14 | Schaeffler Kg | Baueinheit eines Ventiltriebs einer Brennkraftmaschine |
| DE102007006695A1 (de) * | 2007-02-10 | 2008-08-21 | Schaeffler Kg | Schlepphebel mit einem aus Blechwerkstoff umgeformten Hebelkörper |
| DE102011007451A1 (de) * | 2011-04-15 | 2012-10-18 | Schaeffler Technologies AG & Co. KG | Schlepphebel eines Ventiltriebs |
| DE102011087557A1 (de) * | 2011-12-01 | 2013-06-06 | Schaeffler Technologies AG & Co. KG | Folgeglied |
| JP6769691B2 (ja) * | 2014-12-26 | 2020-10-14 | 株式会社オティックス | ロッカーアームの製造方法 |
| DE202018107050U1 (de) | 2018-12-11 | 2018-12-18 | Schaeffler Technologies AG & Co. KG | Schlepphebel für den Ventiltrieb einer Brennkraftmaschine |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1699657A (en) * | 1926-07-30 | 1929-01-22 | John T Fagan | Rocker arm and rocker-arm assembly |
| GB1039895A (en) * | 1964-01-17 | 1966-08-24 | Ford Motor Co | Rocker arm for an internal combustion engine |
| US3592174A (en) * | 1970-03-03 | 1971-07-13 | Gen Motors Corp | Valve rocker arm |
| US4430783A (en) * | 1980-03-27 | 1984-02-14 | Toledo Stamping & Manufacturing Company | Method of making a rocker arm |
| JPS5877112A (ja) * | 1981-11-04 | 1983-05-10 | Nissan Motor Co Ltd | 板金製ロツカア−ム |
| US4614171A (en) * | 1985-07-05 | 1986-09-30 | W H Industries Inc. | Rocker arm construction |
| US4628874A (en) * | 1985-10-30 | 1986-12-16 | Eaton Corporation | Roller follower axle retention |
| US5010857A (en) * | 1990-08-15 | 1991-04-30 | Ni Industries, Inc. | Rocker arm |
| US5016582A (en) * | 1990-10-12 | 1991-05-21 | Henley Manufacturing Holding Company, Inc. | Rocker arm |
| DE69309346T2 (de) * | 1992-01-07 | 1997-07-10 | Koyo Seiko Co | Kipphebel mit rolle und dessen herstellungsverfahren |
| US5357917A (en) * | 1993-02-23 | 1994-10-25 | Ryobi Outdoor Products, Inc. | Stamped cam follower and method of making a stamped cam follower |
| DE4415608A1 (de) * | 1994-05-04 | 1995-11-09 | Porsche Ag | Kipphebel |
| US5799546A (en) * | 1995-07-19 | 1998-09-01 | Henley Manufacturing Holding Company, Inc. | Compact roller follower |
| DE19617523C2 (de) * | 1996-05-02 | 2001-11-08 | Schaeffler Waelzlager Ohg | Sicherung für Betätigungshebel von Ventilsteuerungen für Brennkraftmaschinen |
| US5819694A (en) * | 1997-05-15 | 1998-10-13 | Welles Manufacturing Company | Stamped roller-type cam followers with added height |
-
1996
- 1996-05-09 JP JP51931697A patent/JP3689117B2/ja not_active Expired - Lifetime
- 1996-05-09 WO PCT/EP1996/001950 patent/WO1997019258A1/de not_active Ceased
- 1996-05-09 US US09/077,238 patent/US6062184A/en not_active Expired - Lifetime
- 1996-05-09 KR KR10-1998-0703451A patent/KR100368631B1/ko not_active Expired - Lifetime
-
1999
- 1999-08-05 US US09/368,807 patent/US6035820A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000501152A (ja) | 2000-02-02 |
| JP3689117B2 (ja) | 2005-08-31 |
| WO1997019258A1 (de) | 1997-05-29 |
| US6035820A (en) | 2000-03-14 |
| US6062184A (en) | 2000-05-16 |
| KR100368631B1 (ko) | 2003-04-10 |
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