JP2020023987A - 軸受装置および建設機械 - Google Patents
軸受装置および建設機械 Download PDFInfo
- Publication number
- JP2020023987A JP2020023987A JP2018147895A JP2018147895A JP2020023987A JP 2020023987 A JP2020023987 A JP 2020023987A JP 2018147895 A JP2018147895 A JP 2018147895A JP 2018147895 A JP2018147895 A JP 2018147895A JP 2020023987 A JP2020023987 A JP 2020023987A
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- shaft
- bearing device
- bearing member
- collar
- 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.)
- Granted
Links
- 239000000314 lubricant Substances 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000004323 axial length Effects 0.000 description 5
- 239000004519 grease Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 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
-
- 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
- E02F9/006—Pivot joint assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/045—Pivotal connections with at least a pair of arms pivoting relatively to at least one other arm, all arms being mounted on one pin
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
-
- 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
- E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
- E02F3/32—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2350/00—Machines or articles related to building
- F16C2350/26—Excavators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/344—Pressing means the pressing force being applied by means of an elastic ring supporting the slip-ring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Sealing Of Bearings (AREA)
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
- Rolling Contact Bearings (AREA)
Abstract
Description
30 軸受装置
32 筒状部であるボス部
36 軸体であるシャフト
37 保持部材であるカラー
38 軸受部材
39 ベアリング
42 規制部である大径部
44 本体部
45 対向部
48 内側シール部材であるOリング
53 シール部材であるフローティングシール
57 取付部材
65 蓋体
67 端部シール部材であるOリング
Claims (4)
- 筒状部と、
筒状部に挿通される軸体と、
軸体に取り付けられて筒状部に内挿される本体部と、筒状部に対して外部に位置する対向部とを有する筒状の保持部材と、
軸体に設けられ、軸体に対する保持部材の軸方向位置を規制する規制部と、
筒状部の外部の位置で軸体を回動自在に保持するベアリングを有し、一端部が保持部材の対向部と対向して位置する筒状の軸受部材と、
保持部材の対向部と軸受部材の一端部との間に挟まれる潤滑剤封止用のシール部材と、
軸受部材の他端部側から軸体の端部に取り付けられて軸体に対する軸受部材の軸方向位置を規制する取付部材と
を具備したことを特徴とする軸受装置。 - 軸受部材の他端部を覆う蓋体と、
蓋体と軸受部材との隙間を封止する端部シール部材とを備える
ことを特徴とする請求項1記載の軸受装置。 - 軸体と保持部材との接触部を封止する内側シール部材を備える
ことを特徴とする請求項1または2記載の軸受装置。 - 請求項1乃至3のいずれか一記載の軸受装置を備える
ことを特徴とする建設機械。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018147895A JP6712622B2 (ja) | 2018-08-06 | 2018-08-06 | 軸受装置および建設機械 |
US17/266,584 US11346394B2 (en) | 2018-08-06 | 2019-08-05 | Bearing device and construction machine |
CN201980052042.0A CN112543829B (zh) | 2018-08-06 | 2019-08-05 | 轴承装置和施工机器 |
PCT/EP2019/025256 WO2020030296A1 (en) | 2018-08-06 | 2019-08-05 | Bearing device and construction machine |
DE112019003464.2T DE112019003464T5 (de) | 2018-08-06 | 2019-08-05 | Lagervorrichtung und baumaschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018147895A JP6712622B2 (ja) | 2018-08-06 | 2018-08-06 | 軸受装置および建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020023987A true JP2020023987A (ja) | 2020-02-13 |
JP6712622B2 JP6712622B2 (ja) | 2020-06-24 |
Family
ID=67659790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018147895A Active JP6712622B2 (ja) | 2018-08-06 | 2018-08-06 | 軸受装置および建設機械 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11346394B2 (ja) |
JP (1) | JP6712622B2 (ja) |
CN (1) | CN112543829B (ja) |
DE (1) | DE112019003464T5 (ja) |
WO (1) | WO2020030296A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4398862A (en) * | 1982-02-22 | 1983-08-16 | Dresser Industries, Inc. | Pivot pin assembly |
JPH0256764U (ja) * | 1988-06-11 | 1990-04-24 | ||
JPH0366912A (ja) * | 1989-07-31 | 1991-03-22 | Komatsu Ltd | ピン継手の隙間調整装置 |
JP2004092115A (ja) * | 2002-08-30 | 2004-03-25 | Komatsu Ltd | ピン組立体及び作業機連結装置 |
WO2006080242A1 (ja) * | 2005-01-25 | 2006-08-03 | Komatsu Ltd. | 軸受装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6024928U (ja) | 1983-07-26 | 1985-02-20 | 油谷重工株式会社 | ピン連結部構造 |
US4906161A (en) * | 1987-11-30 | 1990-03-06 | Weyer Paul P | Tiltable bucket assembly |
JP2002309619A (ja) * | 2001-04-16 | 2002-10-23 | Shin Caterpillar Mitsubishi Ltd | 作業機のピンジョイント構造 |
JP2008075382A (ja) * | 2006-09-22 | 2008-04-03 | Hitachi Constr Mach Co Ltd | 軸受装置 |
JP2009024837A (ja) * | 2007-07-23 | 2009-02-05 | Hitachi Constr Mach Co Ltd | 軸受装置 |
JP5789524B2 (ja) * | 2012-01-17 | 2015-10-07 | 日立建機株式会社 | 建設機械の軸受装置 |
CN102705353A (zh) * | 2012-06-11 | 2012-10-03 | 上海三一重机有限公司 | 一种销轴组件及其定位方法和挖掘机 |
US9556902B2 (en) * | 2013-11-07 | 2017-01-31 | Cnh Industrial America Llc | Agricultural tandem pivot assembly |
CN203816701U (zh) * | 2014-05-20 | 2014-09-10 | 上海上鸣机械科技有限公司 | 可多向转动的拉杆定位机构 |
-
2018
- 2018-08-06 JP JP2018147895A patent/JP6712622B2/ja active Active
-
2019
- 2019-08-05 DE DE112019003464.2T patent/DE112019003464T5/de active Pending
- 2019-08-05 WO PCT/EP2019/025256 patent/WO2020030296A1/en active Application Filing
- 2019-08-05 CN CN201980052042.0A patent/CN112543829B/zh active Active
- 2019-08-05 US US17/266,584 patent/US11346394B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4398862A (en) * | 1982-02-22 | 1983-08-16 | Dresser Industries, Inc. | Pivot pin assembly |
JPH0256764U (ja) * | 1988-06-11 | 1990-04-24 | ||
JPH0366912A (ja) * | 1989-07-31 | 1991-03-22 | Komatsu Ltd | ピン継手の隙間調整装置 |
JP2004092115A (ja) * | 2002-08-30 | 2004-03-25 | Komatsu Ltd | ピン組立体及び作業機連結装置 |
WO2006080242A1 (ja) * | 2005-01-25 | 2006-08-03 | Komatsu Ltd. | 軸受装置 |
Also Published As
Publication number | Publication date |
---|---|
US20210293271A1 (en) | 2021-09-23 |
WO2020030296A1 (en) | 2020-02-13 |
CN112543829B (zh) | 2023-02-28 |
JP6712622B2 (ja) | 2020-06-24 |
US11346394B2 (en) | 2022-05-31 |
CN112543829A (zh) | 2021-03-23 |
DE112019003464T5 (de) | 2021-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20120146397A1 (en) | Roller unit | |
JPWO2006080242A1 (ja) | 軸受装置 | |
JP6813250B2 (ja) | 軸受装置および建設機械 | |
JP2020116716A (ja) | ロボット | |
JP6218240B2 (ja) | クローラ式走行体を備えた作業機械の駆動スプロケットへの異物浸入防止用のカバー体およびカバー体の組み立て方法 | |
KR102372171B1 (ko) | 건설장비의 부착장치용 회전장치 | |
TW201742992A (zh) | 密封構件及齒輪裝置 | |
JP5898896B2 (ja) | 作業機械の軸部シール構造 | |
JP2020023987A (ja) | 軸受装置および建設機械 | |
JP2007009598A (ja) | 作業機械の連結ピン構造 | |
JP2003176815A (ja) | 軸受装置 | |
JPH082494Y2 (ja) | 建設機械のピン連結部の軸受装置 | |
JP2004028203A (ja) | 2部材連結装置 | |
JPH0643252Y2 (ja) | ロータリージョイントまわりのシール構造 | |
JP2008075382A (ja) | 軸受装置 | |
CN112128403B (zh) | S阀总成、泵送系统和工程机械 | |
JP2001289237A (ja) | 2部材連結装置 | |
JPH0634433Y2 (ja) | 作業機用部材の連結部隙間調整構造 | |
CN213392539U (zh) | S阀总成、泵送系统和工程机械 | |
JPH04121519U (ja) | 建設機械のピン連結部の軸受装置 | |
JP2000120693A (ja) | 軸受装置 | |
JP3155654B2 (ja) | 作業機の連結構造 | |
JPH09229066A (ja) | 軸受装置 | |
JP3149381B2 (ja) | 軸受装置 | |
JPS6330814Y2 (ja) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190614 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200527 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200601 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6712622 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |