JP2018507371A - シリンダ・ピストンユニット - Google Patents
シリンダ・ピストンユニット Download PDFInfo
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- JP2018507371A JP2018507371A JP2017546694A JP2017546694A JP2018507371A JP 2018507371 A JP2018507371 A JP 2018507371A JP 2017546694 A JP2017546694 A JP 2017546694A JP 2017546694 A JP2017546694 A JP 2017546694A JP 2018507371 A JP2018507371 A JP 2018507371A
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- 239000012530 fluid Substances 0.000 claims description 29
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1466—Hollow piston sliding over a stationary rod inside the cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
-
- 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
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
- F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
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- 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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/20—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members
- F15B11/205—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors controlling several interacting or sequentially-operating members the position of the actuator controlling the fluid flow to the subsequent actuator
-
- 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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
-
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
- F15B15/165—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type with synchronisation of sections
-
- 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
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
-
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7055—Linear output members having more than two chambers
-
- 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
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7114—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators
- F15B2211/7121—Multiple output members, e.g. multiple hydraulic motors or cylinders with direct connection between the chambers of different actuators the chambers being connected in series
-
- 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
- F15B2211/80—Other types of control related to particular problems or conditions
- F15B2211/86—Control during or prevention of abnormal conditions
- F15B2211/863—Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure
- F15B2211/8636—Circuit failure, e.g. valve or hose failure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
Abstract
Description
Claims (10)
- 第一の外側油圧シリンダ(2)を有し、該シリンダ内において第一のピストン(6)が第一の油圧シリンダ(2)の内壁(2’)に対してシールされて該シリンダ内を長手方向に移動できるように配置されているシリンダ・ピストンユニットであって、第一のピストン(6)は第二の内側油圧シリンダ(3)を担持し、該シリンダ内において第二のピストン(9)は第二の油圧シリンダ(3)の内壁(3’)に対してシールされて該シリンダ内を長手方向に移動できるように配置されているとともにピストンロッド(10)を担持し、該ピストンロッド(10)は第二のピストン(9)から離間した一方の端部で外側油圧シリンダ(2)の端部(5)と結合されている構成のシリンダ・ピストンユニットにおいて、第二の油圧シリンダ(3)側の面における第一のピストン(6)の有効油圧面積が、ピストンロッド(10)とは反対側の面における第二のピストン(9)の有効油圧面積に等しいことを特徴とするシリンダ・ピストンユニット。
- ピストンロッド(10)が第一のピストン(6)を貫通して延び、該ピストンに対してシールされるとともに該ピストンが長手方向に運動できるように構成された請求項1に記載のシリンダ・ピストンユニット。
- 第一と第二の油圧シリンダ(2、3)が、第一ないし第二のピストン(4、9)のそれぞれ対応するエンドポジションの領域にそれぞれオーバーフロー流路を有し、該流路を経て当該ピストン(4、9)の一方の面側に位置する圧力側シリンダ空間(2a、3a)から、当該ピストン(4、9)のそれぞれ他方の面側に位置するシリンダ空間(2b、3b)、または、該空間と連結した油圧接続回路管、に、圧媒液が流れることができるように構成された請求項1または2に記載のシリンダ・ピストンユニット。
- ピストンロッド(10)が少なくとも一つの長手方向の孔(10’)を有し、ピストンロッド(10)とは反対側に位置する第二の油圧シリンダ(3)のシリンダ空間(3a)と連結された第一の油圧接続回路管(12)が該孔を通って延びている請求項1〜3のいずれか1項に記載のシリンダ・ピストンユニット。
- 第二の油圧シリンダ(3)のピストンロッド側にあるシリンダ空間(3b)と連結された第二の油圧接続回路管(42)が、ピストンロッド(10)内の当該長手方向の孔(10’)、または、さらに別の長手方向の孔(10’)、を通って延びている請求項5に記載のシリンダ・ピストンユニット。
- 双方のシリンダ・ピストンユニット(1a、1b)の第一および第二の油圧シリンダがそれぞれ交差して互いに液体導通連結されており、それぞれの第二の油圧シリンダが、それぞれ他方のシリンダ・ピストンユニットの第一のシリンダの、マスタ/スレーブ配列システムにおけるスレーブシリンダとして動作する請求項1〜6のいずれか1項に記載のシリンダ・ピストンユニット(1a、1b)を二つ有する油圧システム。
- 二つのシリンダ・ピストンユニット(1a、1b)の一方の第一のシリンダ・ピストンユニットの第一の油圧シリンダの第一のピストン(6a、6b)の第二の油圧シリンダ側に位置するシリンダ空間(62a、62b)が、二つのシリンダ・ピストンユニットの他方の第二のシリンダ・ピストンユニットの第二の油圧シリンダの第二のピストン(9a、9b)のピストンロッドとは反対側に位置するシリンダ空間(64a、64b)と液体導通連結されている請求項6に記載の油圧システム。
- 互いに液体導通連結されて油圧システムを形成する二つのシリンダ・ピストンユニット(1a、1b)が、二つの独立したリフト装置に、特にシザーフレームに、配備されている請求項7または8のいずれか1項に記載の油圧システムを有するオートリフト、特にシザーリフト。
- 第一の油圧シリンダ(2)の第一のピストン(6)の第二の油圧シリンダ(3)側に位置するシリンダ空間(2b)が、第二の油圧シリンダ(3)の第二のピストン(9)のピストンロッド(10)とは反対側に位置するシリンダ空間(3a)と液体導通連結されている請求項1〜5のいずれか1項に記載のシリンダ・ピストンユニット(1)を少なくとも一つ有する油圧システム。
- 同軸上に位置し、底面で互いに結合した、第一の外側油圧シリンダと第二の内側油圧シリンダとを有するシリンダ・ピストンユニットであって、
第一の油圧シリンダがリング状の第一のピストンを有し、該ピストンは第一の油圧シリンダの内部で第二の油圧シリンダを包囲する環状空間内を長手方向に移動しうるように、かつ、第一の油圧シリンダの内壁ならびに第二の油圧シリンダの外壁のいずれに対してもシールされて、配置され、
外側油圧シリンダの第一のピストンが、内側油圧シリンダの外径よりも大きな内径を有するパイプ状の第一のピストンロッドを担持し、
第二のピストンが第二の油圧シリンダの内部で長手方向に移動しうるように、かつ、第二の油圧シリンダの内壁に対してシールされて、配置され、
第二の油圧シリンダの第二のピストンが第二のピストンロッドを担持し、該ピストンロッドは第二のピストンから離間したその端部で第一の油圧シリンダのパイプ状の第一のピストンロッドの端部と結合しているシリンダ・ピストンユニット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15158120.4 | 2015-03-06 | ||
EP15158120.4A EP3064782B1 (de) | 2015-03-06 | 2015-03-06 | Zylinderkolbenaggregat |
PCT/EP2016/054238 WO2016142202A1 (de) | 2015-03-06 | 2016-02-29 | Zylinderkolbenaggregat |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018507371A true JP2018507371A (ja) | 2018-03-15 |
JP6515194B2 JP6515194B2 (ja) | 2019-05-15 |
Family
ID=52627101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017546694A Expired - Fee Related JP6515194B2 (ja) | 2015-03-06 | 2016-02-29 | シリンダ・ピストンユニット |
Country Status (7)
Country | Link |
---|---|
US (1) | US20180045228A1 (ja) |
EP (1) | EP3064782B1 (ja) |
JP (1) | JP6515194B2 (ja) |
CN (1) | CN107532622A (ja) |
CA (1) | CA2977242A1 (ja) |
RU (1) | RU2692186C2 (ja) |
WO (1) | WO2016142202A1 (ja) |
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CN108953283A (zh) * | 2018-09-18 | 2018-12-07 | 重庆市巴山液压附件厂有限公司 | 一种同步液压油缸 |
WO2020190326A1 (en) | 2019-03-15 | 2020-09-24 | 3M Innovative Properties Company | Determining causal models for controlling environments |
US11993921B2 (en) | 2019-06-17 | 2024-05-28 | Elmaco As | Cylinder, hydraulic system, construction machine and procedure |
CN110529468A (zh) * | 2019-09-16 | 2019-12-03 | 吴瑜华 | 可精确输出多份等量高压动力液压油的气动增压装置 |
CN110541862A (zh) * | 2019-09-16 | 2019-12-06 | 吴瑜华 | 可让多个油缸进行高精度同步运动的液压驱动系统 |
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AU2021102521B4 (en) * | 2021-05-12 | 2022-08-18 | Caterpillar Inc. | Hydraulic cylinder with specific performance dimensions |
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KR101266029B1 (ko) * | 2011-10-25 | 2013-05-21 | 김재훈 | 구조 개선된 세미시져형 차량용 리프트 |
US9234587B2 (en) * | 2012-05-23 | 2016-01-12 | Caterpillar Global Mining Llc | Multi-capacity cylinder |
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2015
- 2015-03-06 EP EP15158120.4A patent/EP3064782B1/de not_active Not-in-force
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2016
- 2016-02-29 JP JP2017546694A patent/JP6515194B2/ja not_active Expired - Fee Related
- 2016-02-29 RU RU2017134917A patent/RU2692186C2/ru not_active IP Right Cessation
- 2016-02-29 WO PCT/EP2016/054238 patent/WO2016142202A1/de active Application Filing
- 2016-02-29 US US15/556,132 patent/US20180045228A1/en not_active Abandoned
- 2016-02-29 CA CA2977242A patent/CA2977242A1/en not_active Abandoned
- 2016-02-29 CN CN201680013558.0A patent/CN107532622A/zh active Pending
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Also Published As
Publication number | Publication date |
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EP3064782A1 (de) | 2016-09-07 |
EP3064782B1 (de) | 2018-06-20 |
RU2692186C2 (ru) | 2019-06-21 |
JP6515194B2 (ja) | 2019-05-15 |
CA2977242A1 (en) | 2016-09-15 |
RU2017134917A3 (ja) | 2019-04-25 |
WO2016142202A1 (de) | 2016-09-15 |
RU2017134917A (ru) | 2019-04-05 |
CN107532622A (zh) | 2018-01-02 |
US20180045228A1 (en) | 2018-02-15 |
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