JPH0313358U - - Google Patents
Info
- Publication number
- JPH0313358U JPH0313358U JP1989073405U JP7340589U JPH0313358U JP H0313358 U JPH0313358 U JP H0313358U JP 1989073405 U JP1989073405 U JP 1989073405U JP 7340589 U JP7340589 U JP 7340589U JP H0313358 U JPH0313358 U JP H0313358U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- pin
- boss
- side connecting
- connecting member
- 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
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 210000002445 nipple Anatomy 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 claims 3
- 239000004519 grease Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Shovels (AREA)
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
Description
第1図および第2図は本考案の第1の実施例に
係り、第1図はピン結合装置の要部断面図、第2
図は第1図中の矢示−方向断面図、第3図は
第2の実施例を示すピン結合装置の要部断面図、
第4図ないし第6図は第1の従来技術に係り、第
4図は油圧シヨベルの部分正面図、第5図はピン
結合装置の要部を示す第4図中の矢示−方向
断面図、第6図は第5図中の矢示−方向の断
面図、第7図は第2の従来技術を示すピン結合装
置の要部断面図、第8図は第3の従来技術を示す
ピン結合装置の要部断面図である。
3……ブーム、31,51……アーム、5……
バケツト、6……バケツト本体、7……ブラケツ
ト、35,54……ボス部、37,56……アー
ムボス、37B……側板部、38,57……ブツ
シユ、38A,57A……ピン穴、39……ピン
、41,61……給脂通路、42,62……グリ
ースニツプル、58……補強板。
1 and 2 relate to a first embodiment of the present invention, in which FIG. 1 is a sectional view of a main part of a pin coupling device, and FIG.
The figure is a cross-sectional view in the direction of the arrow in FIG. 1, and FIG.
4 to 6 relate to the first prior art, FIG. 4 is a partial front view of a hydraulic excavator, and FIG. 5 is a cross-sectional view in the direction of the arrow in FIG. 4 showing the main parts of the pin coupling device. , FIG. 6 is a sectional view taken in the direction indicated by the arrow in FIG. FIG. 3 is a sectional view of a main part of the coupling device. 3...Boom, 31,51...Arm, 5...
Bucket, 6... Bucket body, 7... Bracket, 35, 54... Boss section, 37, 56... Arm boss, 37B... Side plate section, 38, 57... Bush, 38A, 57A... Pin hole, 39 ... Pin, 41, 61 ... Greasing passage, 42, 62 ... Grease nipple, 58 ... Reinforcement plate.
Claims (1)
一側連結部材と、該一側連結部材のボス部に形成
されたピン穴内に挿通され、該一側連結部材のボ
ス部に他側連結部材を回動自在に連結したピンと
からなるピン結合装置において、前記一側連結部
材のボス部には該ボス部とピンとの間に潤滑油を
供給すべく半径方向に伸びた給脂孔を形成し、か
つ前記一側連結部材の板体には該板体の長さ方向
に伸び一端が前記ボス部の給脂孔と連通し、他端
が該板体の外面側へと開口するの給脂路を形成し
、該給脂路の他端開口側には前記板体の外面側か
ら前記給脂孔に向けて潤滑油を注入するニツプル
を設けたことを特徴とするピン結合装置。 One side connecting member consisting of a plate and a boss provided on the plate, and a pin hole formed in the boss of the one side connecting member, and the other side connecting to the boss of the one side connecting member. In a pin coupling device comprising a pin rotatably connecting members, a boss portion of the one side coupling member is provided with a radially extending greasing hole for supplying lubricating oil between the boss portion and the pin. and the plate of the one-side connecting member has a greasing hole extending in the length direction of the plate, one end communicating with the greasing hole of the boss portion, and the other end opening toward the outer surface of the plate. A pin coupling device characterized in that a lubricating oil passage is formed, and a nipple is provided at the other end opening side of the greasing passage for injecting lubricating oil from the outer surface of the plate body toward the greasing hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989073405U JPH0538141Y2 (en) | 1989-06-22 | 1989-06-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989073405U JPH0538141Y2 (en) | 1989-06-22 | 1989-06-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0313358U true JPH0313358U (en) | 1991-02-12 |
JPH0538141Y2 JPH0538141Y2 (en) | 1993-09-27 |
Family
ID=31612192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989073405U Expired - Lifetime JPH0538141Y2 (en) | 1989-06-22 | 1989-06-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0538141Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016094816A (en) * | 2014-11-06 | 2016-05-26 | コベルコ建機株式会社 | Arm of construction machinery and method of manufacturing the same |
WO2019130819A1 (en) * | 2017-12-27 | 2019-07-04 | 株式会社クボタ | Arm for working machine, bearing member, and method for manufacturing arm for working machine |
-
1989
- 1989-06-22 JP JP1989073405U patent/JPH0538141Y2/ja not_active Expired - Lifetime
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016094816A (en) * | 2014-11-06 | 2016-05-26 | コベルコ建機株式会社 | Arm of construction machinery and method of manufacturing the same |
WO2019130819A1 (en) * | 2017-12-27 | 2019-07-04 | 株式会社クボタ | Arm for working machine, bearing member, and method for manufacturing arm for working machine |
JP2019116748A (en) * | 2017-12-27 | 2019-07-18 | 株式会社クボタ | Arm of working machine, bearing member and manufacturing method of arm of working machine |
US11066806B2 (en) | 2017-12-27 | 2021-07-20 | Kubota Corporation | Arm for working machine, bearing member, and manufacturing method of the arm for the working machine |
EP3733976A4 (en) * | 2017-12-27 | 2021-11-03 | Kubota Corporation | Arm for working machine, bearing member, and method for manufacturing arm for working machine |
Also Published As
Publication number | Publication date |
---|---|
JPH0538141Y2 (en) | 1993-09-27 |
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