KR100429928B1 - 사판의 경사각도에 연동하여 강제윤활이 조절되는가변용량형 피스톤펌프 - Google Patents
사판의 경사각도에 연동하여 강제윤활이 조절되는가변용량형 피스톤펌프 Download PDFInfo
- Publication number
- KR100429928B1 KR100429928B1 KR10-2001-0028924A KR20010028924A KR100429928B1 KR 100429928 B1 KR100429928 B1 KR 100429928B1 KR 20010028924 A KR20010028924 A KR 20010028924A KR 100429928 B1 KR100429928 B1 KR 100429928B1
- Authority
- KR
- South Korea
- Prior art keywords
- swash plate
- lubrication
- inclination angle
- piston pump
- variable displacement
- Prior art date
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/26—Control
- F04B1/30—Control of machines or pumps with rotary cylinder blocks
- F04B1/32—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block
- F04B1/324—Control of machines or pumps with rotary cylinder blocks by varying the relative positions of a swash plate and a cylinder block by changing the inclination of the swash plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/128—Driving means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2035—Cylinder barrels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2042—Valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2014—Details or component parts
- F04B1/2078—Swash plates
- F04B1/2085—Bearings for swash plates or driving axles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/18—Lubricating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2210/00—Working fluid
- F05B2210/10—Kind or type
- F05B2210/11—Kind or type liquid, i.e. incompressible
Abstract
Description
Claims (2)
- 흡입포트와 토출포트가 구비된 하우징, 상기 하우징내에서 회전가능한 구동축, 상기 구동축에 의하여 회전되며 소정의 경사각을 갖는 사판, 상기 사판 하부에 설치되며 구동축에 의하여 회전되는 실린더블록, 실린더블록내에 형성된 적어도 하나이상의 실린더, 실린더내부에 복동가능하도록 설치되면서 흡입행정과 토출행정을 교호적으로 수행하고 사판의 경사각도를 조절함에 의하여 피스톤의 복동스트로크가 변화되고 그에 따라서 토출유량이 가변조절되도로 구성된 가변용량형 피스톤 펌프에 있어서,사판(20)의 강제윤활포켓(23)(24)에서부터 접속부(60)까지 윤활공급로1(61)을 형성하고, 이 윤활공급로는 계속하여 제어액튜에이터(40)의 중앙을 관통하여 형성된 윤활공급로2(62)와 연통하도록 구성하여 윤활유 공급을 가변용량펌프의 사판(20)의 각도를 제어하기 위한 제어액튜에이터(40)(41)에 접속되어진 서보밸브(50)의 출구포트에서 액튜에이터(40)에 접속한 포트에 직접 작동하도록 구성하며,서보밸브(50)의 제어스풀(51)의 일단과 피드백레버(52)의 일단이 피드백용스프링(53)을 중간에 개재하여 연결되어지며, 피드백레버의 타단은 사판(20)의 상면부에 설치된 고정부(55)에 체결되어져 제어스풀의 위치변이와 사판의 위치변이가 서로 상응하여 작동하도록 구성하는 것을 특징으로 하는 사판의 경사각도에 연동하여 강제윤활이 조절되는 가변용량형 피스톤펌프
- 제 1 항에 있어서,접속부(60)는 제어액튜에이터의 작동시 윤활공급로1(61)과 윤활공급로2(62)사이에 작동위치변위에 의하여 발생하는 공간오차를 흡수가능하도록 윤활공급로1과2의 직경보다 큰 여유공간을 갖춘 윤활컨테이너부(63)를 형성하는 것을 특징으로 하는 사판의 경사각도에 연동하여 강제윤활이 조절되는 가변용량형 피스톤펌프.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0028924A KR100429928B1 (ko) | 2001-05-25 | 2001-05-25 | 사판의 경사각도에 연동하여 강제윤활이 조절되는가변용량형 피스톤펌프 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0028924A KR100429928B1 (ko) | 2001-05-25 | 2001-05-25 | 사판의 경사각도에 연동하여 강제윤활이 조절되는가변용량형 피스톤펌프 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020090245A KR20020090245A (ko) | 2002-12-02 |
KR100429928B1 true KR100429928B1 (ko) | 2004-05-03 |
Family
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Family Applications (1)
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KR10-2001-0028924A KR100429928B1 (ko) | 2001-05-25 | 2001-05-25 | 사판의 경사각도에 연동하여 강제윤활이 조절되는가변용량형 피스톤펌프 |
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KR (1) | KR100429928B1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100773988B1 (ko) | 2006-06-30 | 2007-11-08 | 동명모트롤 주식회사 | 사판식 액셜 피스톤 유압 펌프의 사판 구조 |
KR20160027938A (ko) | 2014-09-02 | 2016-03-10 | 이동원 | 유압식 자동변속 자전거 |
KR101851248B1 (ko) | 2016-08-26 | 2018-04-23 | 세원셀론텍(주) | 양방향 피스톤펌프 습동부 압력평형 유지를 위한 회로 |
KR20230026759A (ko) | 2021-08-18 | 2023-02-27 | 주식회사 모트롤 | 액츄에이터 피스톤 및 이를 포함하는 구동장치 |
-
2001
- 2001-05-25 KR KR10-2001-0028924A patent/KR100429928B1/ko active IP Right Grant
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100773988B1 (ko) | 2006-06-30 | 2007-11-08 | 동명모트롤 주식회사 | 사판식 액셜 피스톤 유압 펌프의 사판 구조 |
KR20160027938A (ko) | 2014-09-02 | 2016-03-10 | 이동원 | 유압식 자동변속 자전거 |
KR20180108548A (ko) | 2014-09-02 | 2018-10-04 | 이동원 | 유압식 자동변속 자전거 |
KR101851248B1 (ko) | 2016-08-26 | 2018-04-23 | 세원셀론텍(주) | 양방향 피스톤펌프 습동부 압력평형 유지를 위한 회로 |
KR20230026759A (ko) | 2021-08-18 | 2023-02-27 | 주식회사 모트롤 | 액츄에이터 피스톤 및 이를 포함하는 구동장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20020090245A (ko) | 2002-12-02 |
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