JP2020183744A - 油圧ポンプ及び建設機械 - Google Patents

油圧ポンプ及び建設機械 Download PDF

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Publication number
JP2020183744A
JP2020183744A JP2019089174A JP2019089174A JP2020183744A JP 2020183744 A JP2020183744 A JP 2020183744A JP 2019089174 A JP2019089174 A JP 2019089174A JP 2019089174 A JP2019089174 A JP 2019089174A JP 2020183744 A JP2020183744 A JP 2020183744A
Authority
JP
Japan
Prior art keywords
swash plate
peripheral surface
pressing
shaft member
inner peripheral
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.)
Pending
Application number
JP2019089174A
Other languages
English (en)
Japanese (ja)
Inventor
俊也 赤見
Toshiya Akami
俊也 赤見
祥 山口
Sho Yamaguchi
祥 山口
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.)
Nabtesco Corp
Original Assignee
Nabtesco Corp
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 Nabtesco Corp filed Critical Nabtesco Corp
Priority to JP2019089174A priority Critical patent/JP2020183744A/ja
Priority to KR1020200038747A priority patent/KR20200130100A/ko
Priority to CN202010265156.8A priority patent/CN111911380B/zh
Publication of JP2020183744A publication Critical patent/JP2020183744A/ja
Priority to JP2023178911A priority patent/JP2023178382A/ja
Pending legal-status Critical Current

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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
    • F04B1/20—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
    • F04B1/14—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 stationary cylinders
    • F04B1/141—Details or component parts
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Reciprocating Pumps (AREA)
JP2019089174A 2019-05-09 2019-05-09 油圧ポンプ及び建設機械 Pending JP2020183744A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019089174A JP2020183744A (ja) 2019-05-09 2019-05-09 油圧ポンプ及び建設機械
KR1020200038747A KR20200130100A (ko) 2019-05-09 2020-03-31 유압 펌프 및 건설 기계
CN202010265156.8A CN111911380B (zh) 2019-05-09 2020-04-07 液压泵和建筑机械
JP2023178911A JP2023178382A (ja) 2019-05-09 2023-10-17 油圧ポンプ及び建設機械

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019089174A JP2020183744A (ja) 2019-05-09 2019-05-09 油圧ポンプ及び建設機械

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023178911A Division JP2023178382A (ja) 2019-05-09 2023-10-17 油圧ポンプ及び建設機械

Publications (1)

Publication Number Publication Date
JP2020183744A true JP2020183744A (ja) 2020-11-12

Family

ID=73045029

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2019089174A Pending JP2020183744A (ja) 2019-05-09 2019-05-09 油圧ポンプ及び建設機械
JP2023178911A Pending JP2023178382A (ja) 2019-05-09 2023-10-17 油圧ポンプ及び建設機械

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023178911A Pending JP2023178382A (ja) 2019-05-09 2023-10-17 油圧ポンプ及び建設機械

Country Status (3)

Country Link
JP (2) JP2020183744A (zh)
KR (1) KR20200130100A (zh)
CN (1) CN111911380B (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6375570U (zh) * 1986-05-19 1988-05-19
JPH10184533A (ja) * 1996-11-27 1998-07-14 Caterpillar Inc アキシャルピストン機械用リテーナ装置
JP2008240710A (ja) * 2007-03-29 2008-10-09 Kawasaki Precision Machinery Ltd 斜板式ピストンポンプ・モータ及びその製造方法
WO2012077157A1 (ja) * 2010-12-07 2012-06-14 川崎重工業株式会社 斜板型液圧回転機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002227761A (ja) * 2001-02-02 2002-08-14 Ichimaru Giken:Kk ラジアルプランジャポンプ
JP4536356B2 (ja) * 2003-11-05 2010-09-01 マロール株式会社 手動油圧ポンプ装置
CN201786591U (zh) * 2010-04-30 2011-04-06 北京工业大学 一种易于维修的轴向水压柱塞泵
DE102011053645A1 (de) * 2011-09-15 2013-03-21 Linde Material Handling Gmbh Axialkolbenmaschine mit einem druckmittelgefüllten Gehäuse
JP6246582B2 (ja) * 2013-12-16 2017-12-13 日立建機株式会社 液圧回転機械
JP2016056736A (ja) 2014-09-10 2016-04-21 ナブテスコ株式会社 斜板式油圧モータまたは斜板式油圧ポンプ
JP6740032B2 (ja) * 2016-06-27 2020-08-12 ナブテスコ株式会社 油圧ポンプ
JP6913527B2 (ja) * 2017-06-22 2021-08-04 株式会社小松製作所 油圧ポンプおよびモータ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6375570U (zh) * 1986-05-19 1988-05-19
JPH10184533A (ja) * 1996-11-27 1998-07-14 Caterpillar Inc アキシャルピストン機械用リテーナ装置
JP2008240710A (ja) * 2007-03-29 2008-10-09 Kawasaki Precision Machinery Ltd 斜板式ピストンポンプ・モータ及びその製造方法
WO2012077157A1 (ja) * 2010-12-07 2012-06-14 川崎重工業株式会社 斜板型液圧回転機

Also Published As

Publication number Publication date
CN111911380A (zh) 2020-11-10
KR20200130100A (ko) 2020-11-18
JP2023178382A (ja) 2023-12-14
CN111911380B (zh) 2024-05-28

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