KR100225994B1 - 유압식 셋팅 장치 - Google Patents
유압식 셋팅 장치 Download PDFInfo
- Publication number
- KR100225994B1 KR100225994B1 KR1019940700669A KR19940700669A KR100225994B1 KR 100225994 B1 KR100225994 B1 KR 100225994B1 KR 1019940700669 A KR1019940700669 A KR 1019940700669A KR 19940700669 A KR19940700669 A KR 19940700669A KR 100225994 B1 KR100225994 B1 KR 100225994B1
- Authority
- KR
- South Korea
- Prior art keywords
- pressure
- valve
- setting device
- hydraulic setting
- conduit
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- 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
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/30575—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve in a Wheatstone Bridge arrangement (also half bridges)
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
- F15B2211/41536—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve being connected to multiple ports of an output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/505—Pressure control characterised by the type of pressure control means
- F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
- F15B2211/50518—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using pressure relief valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5153—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a directional control valve
- F15B2211/5154—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a directional control valve being connected to multiple ports of an output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5158—Pressure control characterised by the connections of the pressure control means in the circuit being connected to a pressure source and an output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/515—Pressure control characterised by the connections of the pressure control means in the circuit
- F15B2211/5159—Pressure control characterised by the connections of the pressure control means in the circuit being connected to an output member and a return line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/526—Pressure control characterised by the type of actuation electrically or electronically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/50—Pressure control
- F15B2211/52—Pressure control characterised by the type of actuation
- F15B2211/528—Pressure control characterised by the type of actuation actuated by fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Valve Device For Special Equipments (AREA)
- Fluid-Pressure Circuits (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
Description
Claims (9)
- 환형 표면이 펌프(16)에 의해 계속적으로 압력 매개체를 받는 차동 피스톤(12,13)과, 펌프(16)와 큰 피스톤 표면의 공간(18) 사이의 도관 연결부(15,41,19,43,44)에서 드로틀 장치(42,37)를 구비하고, 상기 압력 공간(18)의 압력은 드로틀 장치와 압력 공간(18) 사이의 도관 연결부로부터 나오는 도관 분기(19)에 장치된 전자기 작동 제어 밸브(21)에 의해 변화될 수 있고, 제어 밸브를 통하여 압력 매개체를 방류함에 의해 도관 분기(19)내의 압력을 변화할 수 있으며, 이로인해 특정 기준의 함수로서 상응하는 제어 밸브의 연속 또는 불연속 작동에 의해 일정하게 유지되는 부분 압력이 압력 매개체의 부분적 방류에 의해 압력 공간(14,18)내에서 각각 발생하고, 또한 조절 압력보다 훨씬 작은 유지 압력이 차동 피스톤의 비-과도 위치의 경우에 설정되는 유압식 셋팅 장치(10)에 있어서, 드로틀 장치(42,43)의 드로틀 단면이 제어 밸브(21,21a)의 설정 압력의 함수로서 변화하는 것을 특징으로 하는 유압식 셋팅 장치.
- 차동 피스톤(12,13)의 환형 표면은 펌프에 의해 계속적으로 압력 매개체를 받는 반면 큰 피스톤 표면에서의 압력 공간(18)내 압력은 드로틀 장치와 상기 압력 공간(18) 사이의 도관 연결부로부터 도관 분기(19)에 장치된 전자기 작동 제어 밸브(21a)에 의해 변화될 수 있는 차동 피스톤(12,13)을 구비하고, 제어 밸브를 통하여 압력 매개체를 방류함에 의해 도관 분기(19)내 압력 변화가 가능하게 되어 이로 인해 압력 매개체의 부분적인 방류에 의해 부분 압력 공간(14,18)내에 각각 발생되고, 상기 부분 압력이 특정 기준의 함수로서 상응하는 제어 밸브의 연속 또는 불연속 작동에 의해 일정하게 유지되며 또한 조절 압력보다 훨씬 작은 유지 압력이 차동 피스톤이 비-과도 위치에 있는 경우에 설정되는 유압식 셋팅 장치에 있어서, 압력 제한 밸브(47)가 큰 피스톤 표면에서의 압력 공간(18)과 펌프(16) 사이의 도관 연결부(15,41a,41b,19)내에 장치되고, 상기 압력 제한 밸브(47)가 펌프(16)에 의해 압력을 받으며 출구 단부에서 큰 피스톤 표면에의 압력 공간(18)에 연결되는 것을 특징으로 하는 유압식 셋팅 장치.
- 제1항에 있어서, 제어 밸브(21,21a)는 비례 자석(31)에 의해 작동되는 압력 제한 밸브인 것을 특징으로 하는 유압식 셋팅 장치.
- 제3항에 있어서, 드로틀 장치는 고정 드로틀 단면과 그것에 평행하게 연결된 가변 바이패스 장치(32,33,34,35)를 갖는 드로틀(42)을 가지는 것을 특징으로 하는 유압식 셋팅 장치.
- 제4항에 있어서, 바이패스 장치(32,33,34,35)는 비례 자석(31)에 의해 작동되고 두개의 제어 홈(32,33)과 상호 작동하는 제어 스풀(34)을 가지고, 상기 두개의 제어 홈중 하나의 제어 홈(32)은 드로틀(32) 상류의 도관 연결부(15,41,19)에 연결되고, 다른 제어 홈(33)은 드로틀(32) 하류의 도관 연결부(15,41,19)에 연결되는 것을 특징으로 하는 유압식 셋팅 장치.
- 제1항에 있어서, 제어 밸브는 전자기 작동 2/2-방향 밸브인 것을 특징으로 하는 유압식 셋팅 장치.
- 제2항에 있어서, 압력 제한 밸브(47)의 밸브 소자(52)의 후미에 주위 압력(ambient pressure)을 받는 것을 특징으로 하는 유압식 셋팅 장치.
- 제2항에 있어서, 압력 제한 밸브(47)의 밸브 소자는 자유롭게 안내되고, 제어 밸브(21a)에서 정해진 압력이 밸브 소자의 후미에 작용하는 것을 특징으로 하는 유압식 셋팅 장치.
- 제1항에 있어서, 상기 셋팅 장치는 내연기관의 크랭크 샤프트에 관하여 캠샤프트 조절용 장치를 작동하는 것을 특징으로 하는 유압식 셋팅 장치.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4128656.1 | 1991-08-29 | ||
DEP4128656.1 | 1991-08-29 | ||
DE4128656A DE4128656C2 (de) | 1991-08-29 | 1991-08-29 | Hydraulische Stelleinrichtung und deren Verwendung |
PCT/DE1992/000622 WO1993005302A1 (de) | 1991-08-29 | 1992-07-30 | Hydraulische stelleinrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940702252A KR940702252A (ko) | 1994-07-28 |
KR100225994B1 true KR100225994B1 (ko) | 1999-10-15 |
Family
ID=6439381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940700669A Expired - Fee Related KR100225994B1 (ko) | 1991-08-29 | 1992-07-30 | 유압식 셋팅 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5421294A (ko) |
EP (1) | EP0600918B1 (ko) |
JP (1) | JP3536077B2 (ko) |
KR (1) | KR100225994B1 (ko) |
DE (2) | DE4128656C2 (ko) |
WO (1) | WO1993005302A1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5615648A (en) * | 1992-07-25 | 1997-04-01 | Robert Bosch Gmbh | Electro-hydraulic adjusting device |
DE4240075C2 (de) * | 1992-11-28 | 2002-08-29 | Bosch Gmbh Robert | Hydraulische Stelleinrichtung |
DE19505741A1 (de) * | 1995-02-20 | 1996-08-22 | Schaeffler Waelzlager Kg | Anordnung zur Vermeidung von Startgeräuschen bei Nockenverstellern |
DE19630712A1 (de) * | 1996-07-30 | 1998-02-05 | Rexroth Mannesmann Gmbh | Vorschubhydraulik |
DE19756016A1 (de) * | 1997-12-17 | 1999-06-24 | Porsche Ag | Vorrichtung zur hydraulischen Drehwinkelverstellung einer Welle zu einem Antriebsrad |
JP3962670B2 (ja) * | 2002-10-25 | 2007-08-22 | 株式会社アーステクニカ | 旋動式破砕機の油圧回路およびその油圧回路の制御方法 |
US7305914B2 (en) * | 2004-01-28 | 2007-12-11 | The United States Of America, As Represented By The Administrator Of The Environmental Protection Agency | Hydraulic actuator control valve |
US7364198B2 (en) * | 2004-10-22 | 2008-04-29 | Trw Automotive U.S. Llc | Steering column locking mechanism |
KR101536571B1 (ko) * | 2013-09-25 | 2015-07-14 | 최병열 | 유압실린더의 유압 조절장치 |
SE2150207A1 (en) * | 2021-02-26 | 2022-03-01 | Vaederstad Holding Ab | Control of linear actuators |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2397395A (en) * | 1942-12-21 | 1946-03-26 | Oilgear Co | Hydraulic transmission |
US2699102A (en) * | 1952-03-19 | 1955-01-11 | Fairchild Camera Instr Co | Fluid shutter-operating system for cameras |
NL231758A (ko) * | 1957-10-11 | |||
FR1210926A (fr) * | 1957-10-11 | 1960-03-11 | Charmilles Sa Ateliers | Servo-mécanisme hydraulique à commande électrique |
NL243893A (ko) * | 1958-10-01 | |||
US3012541A (en) * | 1959-04-02 | 1961-12-12 | Pneumo Dynamics Corp | Timed delay actuator |
US3105126A (en) * | 1960-06-15 | 1963-09-24 | Allis Chalmers Mfg Co | Interrupting device employing continuous hydraulic control |
US3370603A (en) * | 1964-11-24 | 1968-02-27 | Lucas Industries Ltd | Servo-system control valve |
US3768373A (en) * | 1972-08-28 | 1973-10-30 | Chandler Evans Inc | Linearized pressure gain module |
DE2246809A1 (de) * | 1972-09-23 | 1974-03-28 | Messerschmitt Boelkow Blohm | Steuereinheit fuer einen arbeitszylinder mit differentialkolben |
GB1465674A (en) * | 1973-02-26 | 1977-02-23 | Sperry Rand Ltd | Electrically-operated fluid actuator |
US4361073A (en) * | 1974-03-18 | 1982-11-30 | Chandler Evans Inc. | Sub-critical time modulated control mechanism |
DE3616234A1 (de) * | 1986-05-14 | 1987-11-19 | Bayerische Motoren Werke Ag | Vorrichtung zur relativen drehlagenaenderung zweier in antriebsverbindung stehender wellen, insbesondere zwischen in einem maschinengehaeuse einer brennkraftmaschine gelagerten kurbelwelle und nockenwelle |
IT1217500B (it) * | 1988-05-05 | 1990-03-22 | Alfa Lancia Ind | Dispositivo per la variazione automatica della fasatura per un motore a c.i. |
DE3929621A1 (de) * | 1989-09-06 | 1991-03-07 | Bayerische Motoren Werke Ag | Vorrichtung zur relativen drehwinkelverstellung einer welle zu einem antriebsrad, insbesondere nockenwelle einer brennkraftmaschine |
DE4037824A1 (de) * | 1990-01-16 | 1991-07-18 | Bosch Gmbh Robert | Hydraulische stelleinrichtung |
US5088456A (en) * | 1990-01-30 | 1992-02-18 | Atsugi-Unisia Corporation | Valve timing control system to adjust phase relationship between maximum, intermediate, and minimum advance position |
DE4037089C2 (de) * | 1990-11-22 | 1999-06-02 | Bosch Gmbh Robert | Hydraulische Einrichtung zum Verdrehen der Nockenwelle einer Brennkraftmaschine |
DE4037834A1 (de) * | 1990-11-28 | 1992-06-04 | Fritz Stahlecker | Vorrichtung zum pneumatischen falschdrallspinnen |
DE4224653A1 (de) * | 1992-07-25 | 1994-01-27 | Bosch Gmbh Robert | Elektrohydraulische Stelleinrichtung |
-
1991
- 1991-08-29 DE DE4128656A patent/DE4128656C2/de not_active Expired - Fee Related
-
1992
- 1992-07-30 DE DE59207959T patent/DE59207959D1/de not_active Expired - Fee Related
- 1992-07-30 KR KR1019940700669A patent/KR100225994B1/ko not_active Expired - Fee Related
- 1992-07-30 WO PCT/DE1992/000622 patent/WO1993005302A1/de active IP Right Grant
- 1992-07-30 JP JP50480593A patent/JP3536077B2/ja not_active Expired - Fee Related
- 1992-07-30 EP EP92915854A patent/EP0600918B1/de not_active Expired - Lifetime
- 1992-07-30 US US08/204,143 patent/US5421294A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3536077B2 (ja) | 2004-06-07 |
KR940702252A (ko) | 1994-07-28 |
JPH06510106A (ja) | 1994-11-10 |
US5421294A (en) | 1995-06-06 |
DE4128656C2 (de) | 1994-10-20 |
EP0600918B1 (de) | 1997-01-22 |
EP0600918A1 (de) | 1994-06-15 |
DE59207959D1 (de) | 1997-03-06 |
DE4128656A1 (de) | 1993-03-04 |
WO1993005302A1 (de) | 1993-03-18 |
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