JP6435023B2 - 油圧シリンダ及びクイックカプラ - Google Patents
油圧シリンダ及びクイックカプラ Download PDFInfo
- Publication number
- JP6435023B2 JP6435023B2 JP2017136706A JP2017136706A JP6435023B2 JP 6435023 B2 JP6435023 B2 JP 6435023B2 JP 2017136706 A JP2017136706 A JP 2017136706A JP 2017136706 A JP2017136706 A JP 2017136706A JP 6435023 B2 JP6435023 B2 JP 6435023B2
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- Prior art keywords
- hydraulic cylinder
- piston rod
- hook
- guide member
- spring member
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- 230000008602 contraction Effects 0.000 claims description 51
- 230000002093 peripheral effect Effects 0.000 claims description 29
- 239000010720 hydraulic oil Substances 0.000 description 13
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3618—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with two separating hooks
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3622—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with a hook and a locking element acting on a pin
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3627—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with a hook and a longitudinal locking element
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/365—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with redundant latching means, e.g. for safety purposes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
- E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
-
- 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
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2271—Actuators and supports therefor and protection therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Shovels (AREA)
- Actuator (AREA)
Description
Claims (8)
- シリンダチューブと、
長手方向が伸縮方向に沿うように前記シリンダチューブに挿入されたピストンロッドと、
前記ピストンロッドに固定され前記シリンダチューブの内周面を摺動するピストンと、
前記伸縮方向に沿って配置され前記ピストンロッドを伸長方向に付勢するコイル状のバネ部材と、
前記伸縮方向に沿って前記バネ部材の内側に配置された円柱状のガイド部材と、
を備え、
前記ピストンロッドには、収縮方向側の端面に開口を持ち、前記開口から前記伸長方向に向かって内側空間が形成され、
前記バネ部材は、前記内側空間に挿入されており、
前記ガイド部材の一端は、前記ピストンロッドの前記端面に対向する前記シリンダチューブの底面に保持されている、
油圧シリンダ。 - 前記ガイド部材の少なくとも前記一端側は、筒形状であり、
前記シリンダチューブは、前記底面から前記伸長方向に突出した突出部を有し、
前記筒形状の内側に前記突出部が嵌り込むことによって前記ガイド部材の前記一端は前記底面に保持される、
請求項1に記載の油圧シリンダ。 - 前記油圧シリンダが最も伸長した状態において、前記バネ部材の長さが自然長より短い、請求項1又は2に記載の油圧シリンダ。
- 前記ガイド部材の外周面と前記内側空間の内周面の間に配置され前記外周面および前記内周面を摺動するリング状部材を更に備え、
前記バネ部材は、前記リング状部材を挟んで第1バネ部材と第2バネ部材に分けられている、
請求項1から3のいずれかに記載の油圧シリンダ。 - 前記ガイド部材は、径方向外側に向かって突出した突起を有し、
前記第1バネ部材の前記伸長方向側の端は、前記内側空間の前記伸長方向側の内面に当接し、
前記第2バネ部材の前記収縮方向側の端は、前記突起に当接する、
請求項4に記載の油圧シリンダ。 - 前記ガイド部材は、前記底面と一体的に形成されている、
請求項1から5のいずれかに記載の油圧シリンダ。 - 前記シリンダチューブは、前記ピストンロッドの前記端面に対向する底面から前記伸長方向に突出した突出部を有し、
前記突出部は、前記バネ部材の端の内側に嵌合している、
請求項1から6のいずれかに記載の油圧シリンダ。 - 第1のフックを有するカプラ本体と、
前記カプラ本体に対してスライド可能に設けられる第2のフックと、
前記カプラ本体に接続される第1端部と、前記第2のフックに接続される第2端部とを有する油圧シリンダと、
を備え、
前記油圧シリンダは、
シリンダチューブと、
長手方向が伸縮方向に沿うように前記シリンダチューブに挿入されたピストンロッドと、
前記ピストンロッドに固定され前記シリンダチューブの内周面を摺動するピストンと、
前記伸縮方向に沿って配置され前記ピストンロッドを伸長方向に付勢するバネ部材と、
前記伸縮方向に沿って前記バネ部材の内側に配置された円柱状のガイド部材と、
を備え、
前記ピストンロッドには、収縮方向側の端面に開口を持ち、前記開口から前記伸長方向に向かって内側空間が形成され、
前記バネ部材は、前記内側空間に挿入されており、
前記ガイド部材の一端は、前記ピストンロッドの前記端面に対向する前記シリンダチューブの底面に保持されている、
クイックカプラ。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014131345 | 2014-06-26 | ||
JP2014131345 | 2014-06-26 | ||
JP2015052028 | 2015-03-16 | ||
JP2015052028 | 2015-03-16 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016529602A Division JP6178509B2 (ja) | 2014-06-26 | 2015-06-23 | クイックカプラ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017198345A JP2017198345A (ja) | 2017-11-02 |
JP6435023B2 true JP6435023B2 (ja) | 2018-12-05 |
Family
ID=54938162
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016529602A Active JP6178509B2 (ja) | 2014-06-26 | 2015-06-23 | クイックカプラ |
JP2017136706A Active JP6435023B2 (ja) | 2014-06-26 | 2017-07-13 | 油圧シリンダ及びクイックカプラ |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016529602A Active JP6178509B2 (ja) | 2014-06-26 | 2015-06-23 | クイックカプラ |
Country Status (7)
Country | Link |
---|---|
US (1) | US9903091B2 (ja) |
JP (2) | JP6178509B2 (ja) |
KR (1) | KR101830253B1 (ja) |
CN (1) | CN106062283B (ja) |
AU (2) | AU2015281831B2 (ja) |
DE (1) | DE112015001153T5 (ja) |
WO (1) | WO2015199081A1 (ja) |
Families Citing this family (21)
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GB2505703A (en) * | 2012-09-10 | 2014-03-12 | Geith Internat Ltd | A locking mechanism for use in a quick hitch coupling |
JP6284445B2 (ja) * | 2014-06-26 | 2018-02-28 | 株式会社小松製作所 | クイックカプラ |
WO2017079792A1 (en) * | 2015-11-09 | 2017-05-18 | Elite Attachments Australia Pty Ltd | A piston and cylinder system |
WO2018056841A1 (en) * | 2016-09-20 | 2018-03-29 | Bruce Archibald Short | Quick hitch coupler |
DE102018105049A1 (de) * | 2018-03-06 | 2019-09-12 | Oilquick Deutschland Gmbh | Schnellwechsler |
GB2610148B (en) * | 2018-06-25 | 2023-08-09 | Miller Uk Ltd | Coupler |
GB2610147B (en) * | 2018-06-25 | 2023-08-09 | Miller Uk Ltd | Coupler |
GB2576131B (en) * | 2018-06-25 | 2023-01-18 | Miller Uk Ltd | Coupler |
KR101955676B1 (ko) * | 2018-10-26 | 2019-03-07 | 유한회사 대한중공업 | 직선 운동하는 가동후크가 구비된 퀵 커플러 |
KR101928795B1 (ko) | 2018-10-26 | 2018-12-13 | 유한회사 대한중공업 | 굴삭기용 회전링크 |
GB2580109A (en) | 2018-12-21 | 2020-07-15 | Geith International Ltd | A coupler for coupling an attachment to a dipper arm |
EP3770330B1 (de) | 2019-07-25 | 2023-07-12 | Rädlinger Maschinen- und Stahlbau GmbH | Schnellwechsler |
CN110792127A (zh) * | 2019-11-29 | 2020-02-14 | 烟台迈博机械制造有限公司 | 一种液压式平推全自动双保险快速连接器 |
WO2021187632A1 (en) * | 2020-03-17 | 2021-09-23 | Volvo Construction Equipment Ab | Quick coupler with front pin safety lock system |
KR102213709B1 (ko) | 2020-10-12 | 2021-02-08 | 황규관 | 고정후크 잠금 기능이 구비된 퀵 커플러 |
DE102020127481B3 (de) * | 2020-10-19 | 2021-04-15 | Béla Cseri Besitzunternehmung GbR (vertretungsberechtigter Gesellschafter: Béla Cseri, 89129 Langenau) | Schnellwechsler mit Sperrklappe |
KR102237538B1 (ko) * | 2020-10-27 | 2021-04-07 | 대모 엔지니어링 주식회사 | 퀵 체인지 디바이스 |
JP7393317B2 (ja) | 2020-11-02 | 2023-12-06 | ヤンマーホールディングス株式会社 | 建設機械のアタッチメント着脱装置およびそれを備えた建設機械 |
KR102213444B1 (ko) * | 2020-12-07 | 2021-02-05 | 손태진 | 어태치먼트의 추락방지수단을 갖는 굴삭기용 링크 |
WO2022244896A1 (en) * | 2021-05-17 | 2022-11-24 | Volvo Construction Equipment Ab | Quick coupler |
DE102021134486B3 (de) | 2021-12-23 | 2022-09-15 | Béla Cseri Besitzunternehmung GbR (vertretungsberechtigter Gesellschafter: Béla Cseri, 89129 Langenau) | Schnellwechsler |
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-
2015
- 2015-06-23 DE DE112015001153.6T patent/DE112015001153T5/de active Pending
- 2015-06-23 CN CN201580010941.6A patent/CN106062283B/zh active Active
- 2015-06-23 JP JP2016529602A patent/JP6178509B2/ja active Active
- 2015-06-23 KR KR1020167022163A patent/KR101830253B1/ko active IP Right Grant
- 2015-06-23 AU AU2015281831A patent/AU2015281831B2/en active Active
- 2015-06-23 WO PCT/JP2015/068061 patent/WO2015199081A1/ja active Application Filing
- 2015-06-23 US US15/123,389 patent/US9903091B2/en active Active
-
2017
- 2017-04-07 AU AU2017202314A patent/AU2017202314B2/en active Active
- 2017-07-13 JP JP2017136706A patent/JP6435023B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
AU2017202314B2 (en) | 2018-07-12 |
DE112015001153T5 (de) | 2016-12-22 |
AU2015281831B2 (en) | 2017-02-23 |
AU2015281831A1 (en) | 2016-09-22 |
JPWO2015199081A1 (ja) | 2017-04-20 |
US9903091B2 (en) | 2018-02-27 |
US20170067223A1 (en) | 2017-03-09 |
KR101830253B1 (ko) | 2018-02-20 |
JP6178509B2 (ja) | 2017-08-09 |
AU2017202314A1 (en) | 2017-04-27 |
CN106062283A (zh) | 2016-10-26 |
WO2015199081A1 (ja) | 2015-12-30 |
CN106062283B (zh) | 2018-04-17 |
JP2017198345A (ja) | 2017-11-02 |
KR20160107317A (ko) | 2016-09-13 |
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