JPH0348116U - - Google Patents
Info
- Publication number
- JPH0348116U JPH0348116U JP1989110256U JP11025689U JPH0348116U JP H0348116 U JPH0348116 U JP H0348116U JP 1989110256 U JP1989110256 U JP 1989110256U JP 11025689 U JP11025689 U JP 11025689U JP H0348116 U JPH0348116 U JP H0348116U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- link
- thrust
- elastic ring
- pin boss
- 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
Links
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
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
-
- 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
Landscapes
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Pivots And Pivotal Connections (AREA)
- Component Parts Of Construction Machinery (AREA)
Description
第１図：パワーシヨベルの作業機の機械作動リ
ンク部の外観図、第２図：本考案の結合ピン装置
の断面図、第３図：推力分与形成部の詳細図、第
４図：弾性リングの外観図、第５図：推力分与の
説明図、第６図：弾性リングの断面形状を変更し
た実施例の図、第７図：従来の結合ピン装置の断
面図。
１……作業機昇降アーム、２……作業機、３…
…複動油圧シリンダ、４……ブラケツト、５……
チルトレバー、６……チルトロツド、１０……機
械作動リンク、２１，２２……ピン、２０Ｒ，２
０Ｌ，２３Ｒ，２３Ｌ……ピンボス部、２４，２
５，２６……ピンボス部、３０……推力分与形成
部、３０ａ，３０ｂ……開先面、３０Ａ，３０Ｂ
……対向端面、３１……環状受座、４０……弾性
リング、６１……推力負荷部材、Ｆ……弾性復元
力、Ｒ……半径方向、Ｓ……軸方向。
Figure 1: External view of the mechanical operation link of a power shovel working machine, Figure 2: Cross-sectional view of the coupling pin device of the present invention, Figure 3: Detailed view of the thrust distribution forming part, Figure 4: Elastic ring. 5: An explanatory diagram of thrust distribution. FIG. 6: A diagram of an embodiment in which the cross-sectional shape of the elastic ring is changed. FIG. 7: A sectional diagram of a conventional coupling pin device. 1...Work machine lifting arm, 2...Work machine, 3...
...double acting hydraulic cylinder, 4...bracket, 5...
Tilt lever, 6...Tilt rod, 10...Mechanical operation link, 21, 22...Pin, 20R, 2
0L, 23R, 23L...Pin boss part, 24, 2
5, 26... Pin boss part, 30... Thrust distribution forming part, 30a, 30b... Groove surface, 30A, 30B
... Opposite end surface, 31 ... Annular seat, 40 ... Elastic ring, 61 ... Thrust load member, F ... Elastic restoring force, R ... Radial direction, S ... Axial direction.
Claims (1)
機械作動リンクの関節結合ピン装置において、ピ
ンに結合される一方のリンクのピンボス部と、他
方のリンクのピンボス部との対向端面間に、軸方
向と半径方向へ推力を分与する推力分与形成部を
設けると共に、弾性リングを前記推力分与形成部
に収容の上、前記弾性リングに弾性力を付与する
軸方向移動手段を少なくとも１つのピンボス部に
設けたことを特徴とする作業機作動リンクの結合
ピン装置。 In an articulation pin device for a machine operation link that operates and maintains the posture of a working machine such as a construction machine, an axis is connected between the opposing end surfaces of the pin boss part of one link connected to the pin and the pin boss part of the other link. A thrust distribution forming part is provided for distributing thrust in the direction and the radial direction, and an elastic ring is accommodated in the thrust distributing formation part, and at least one axial movement means for imparting elastic force to the elastic ring is provided. A connecting pin device for a working machine operating link, characterized in that it is provided in a pin boss portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989110256U JPH0348116U (en) | 1989-09-19 | 1989-09-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989110256U JPH0348116U (en) | 1989-09-19 | 1989-09-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0348116U true JPH0348116U (en) | 1991-05-08 |
Family
ID=31658803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989110256U Pending JPH0348116U (en) | 1989-09-19 | 1989-09-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348116U (en) |
-
1989
- 1989-09-19 JP JP1989110256U patent/JPH0348116U/ja active Pending