JP6983949B2 - 油圧回転装置 - Google Patents

油圧回転装置 Download PDF

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Publication number
JP6983949B2
JP6983949B2 JP2020092859A JP2020092859A JP6983949B2 JP 6983949 B2 JP6983949 B2 JP 6983949B2 JP 2020092859 A JP2020092859 A JP 2020092859A JP 2020092859 A JP2020092859 A JP 2020092859A JP 6983949 B2 JP6983949 B2 JP 6983949B2
Authority
JP
Japan
Prior art keywords
swash plate
piston
casing
operates
speed change
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.)
Active
Application number
JP2020092859A
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English (en)
Japanese (ja)
Other versions
JP2021067264A (ja
Inventor
キム、クァンムン
キム、ソンフン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mottrol Co Ltd
Original Assignee
Mottrol Co Ltd
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.)
Filing date
Publication date
Application filed by Mottrol Co Ltd filed Critical Mottrol Co Ltd
Publication of JP2021067264A publication Critical patent/JP2021067264A/ja
Application granted granted Critical
Publication of JP6983949B2 publication Critical patent/JP6983949B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • F04B1/22—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 having two or more sets of cylinders or pistons
    • 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
    • F04B1/122—Details or component parts, e.g. valves, sealings or lubrication means
    • F04B1/124—Pistons
    • 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
    • F04B1/2064—Housings
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
JP2020092859A 2019-10-24 2020-05-28 油圧回転装置 Active JP6983949B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0132760 2019-10-24
KR1020190132760A KR102346663B1 (ko) 2019-10-24 2019-10-24 유압 회전 장치

Publications (2)

Publication Number Publication Date
JP2021067264A JP2021067264A (ja) 2021-04-30
JP6983949B2 true JP6983949B2 (ja) 2021-12-17

Family

ID=75638325

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020092859A Active JP6983949B2 (ja) 2019-10-24 2020-05-28 油圧回転装置

Country Status (3)

Country Link
JP (1) JP6983949B2 (zh)
KR (1) KR102346663B1 (zh)
CN (1) CN112796969B (zh)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59113274A (ja) * 1982-12-20 1984-06-29 Kayaba Ind Co Ltd 可変型油圧アクチユエ−タ
JPH0792045B2 (ja) * 1993-06-14 1995-10-09 カヤバ工業株式会社 二速可変型斜板式油圧モータ
JPH08303341A (ja) * 1995-05-09 1996-11-19 Teijin Seiki Co Ltd 斜板式２速液圧モータ
JP2001132613A (ja) * 1999-11-08 2001-05-18 Hitachi Constr Mach Co Ltd 可変容量型斜板式液圧回転機
JP2003120517A (ja) * 2001-10-15 2003-04-23 Kawasaki Heavy Ind Ltd 液圧装置
JP5364020B2 (ja) * 2010-03-19 2013-12-11 株式会社小松製作所 可変容量型ピストンポンプモータ
KR101223608B1 (ko) * 2011-02-17 2013-01-17 주식회사 디아이씨 사판식 유압모터 장치
CN104884796B (zh) * 2012-12-26 2017-03-15 纳博特斯克有限公司 斜板式液压马达或者斜板式液压泵
KR20170143319A (ko) * 2016-06-21 2017-12-29 현대건설기계 주식회사 압력 감응형 사판식 유압모터
JP6539231B2 (ja) * 2016-07-08 2019-07-03 Ｋｙｂ株式会社 斜板式ピストンポンプ
CN106894962A (zh) * 2017-03-08 2017-06-27 重庆红江机械有限责任公司 一种高压大流量液压柱塞泵
JP2018193885A (ja) * 2017-05-15 2018-12-06 コベルコ建機株式会社 斜板式油圧回転機

Also Published As

Publication number Publication date
KR20210048734A (ko) 2021-05-04
KR102346663B1 (ko) 2022-01-04
CN112796969B (zh) 2023-09-26
JP2021067264A (ja) 2021-04-30
CN112796969A (zh) 2021-05-14

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