JPH01167451U - - Google Patents
Info
- Publication number
- JPH01167451U JPH01167451U JP1988065388U JP6538888U JPH01167451U JP H01167451 U JPH01167451 U JP H01167451U JP 1988065388 U JP1988065388 U JP 1988065388U JP 6538888 U JP6538888 U JP 6538888U JP H01167451 U JPH01167451 U JP H01167451U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- fan
- shaped collar
- members
- outer diameter
- 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
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 claims 1
- 230000013011 mating Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 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
-
- 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
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
Description
第１図はこの考案にかかるピン装置をそなえた
ピン結合部の要部断面図、第２図は第１図のＡ−
Ａより見た側面図、第３図は扇形つば部材の斜視
図、第４図および第５図はそれぞれ扇形つば部材
の他実施例斜視図、第６図は油圧シヨベルの側面
図、第７図は従来技術ピン結合部の断面図である
。
９，１０，２０……ピン結合部、１１，２１…
…ブラケツト部材、１２，２２……ボス部材、１
３，１３′……つば付ブツシユ、１６……ピン、
１８……シム、１９……ピン装置、２３……段付
円筒部、２４，２７，２８……扇形つば部材、２
５……固定用係止部。
Fig. 1 is a cross-sectional view of the main part of the pin joint section equipped with the pin device according to this invention, and Fig. 2 is a - A-
3 is a perspective view of the fan-shaped collar member, FIGS. 4 and 5 are perspective views of other embodiments of the fan-shaped collar member, FIG. 6 is a side view of the hydraulic excavator, and FIG. 7 1 is a sectional view of a prior art pin joint; FIG. 9, 10, 20...Pin joint part, 11, 21...
... Bracket member, 12, 22 ... Boss member, 1
3,13'...button with collar, 16...pin,
18...Shim, 19...Pin device, 23...Stepped cylindrical portion, 24, 27, 28...Sector-shaped collar member, 2
5...Fixing locking part.
Claims (1)
相手方部材となるボス部材とをピンにて互いに回
動可能に連結したピン結合部において、上記ボス
部材の端面部にピン挿嵌穴側が突出した段付内筒
部を設け、一方、上記段付円筒部に対応する内径
側円弧を有しかつ上記ボス部材外径寸法にほぼ等
しい外径側円弧を有する複数の扇形つば部材を形
成し、さらにその扇形つば部材の外径側部に固定
用係止部を設け、上記複数の扇形つば部材をピン
結合部に取付けるとき上記ボス部材およびブラケ
ツト部材外周側からその２部材端面間に密接介挿
可能とするとともに、その扇形つば部材の上記係
止部を上記２部材のいずれか一方へ固定可能に設
定して構成したことを特徴とする建設機械のピン
装置。 one bracket member having a pin insertion hole;
In a pin joint portion in which a boss member serving as a mating member is rotatably connected to each other by a pin, a stepped inner cylindrical portion from which the pin insertion hole side protrudes is provided on the end face portion of the boss member; A plurality of fan-shaped collar members each having an inner diameter arc corresponding to the cylindrical portion and an outer diameter arc approximately equal to the outer diameter dimension of the boss member are formed, and a fixing engagement is provided on the outer diameter side of the fan-shaped collar member. A stop portion is provided so that when the plurality of fan-shaped collar members are attached to the pin joint portion, the boss member and the bracket member can be closely inserted between the end faces of the two members from the outer peripheral side, and the locking portion of the fan-shaped collar member is provided. A pin device for construction machinery, characterized in that the pin device is configured such that it can be fixed to either one of the two members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988065388U JPH01167451U (en) | 1988-05-17 | 1988-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988065388U JPH01167451U (en) | 1988-05-17 | 1988-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01167451U true JPH01167451U (en) | 1989-11-24 |
Family
ID=31290826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988065388U Pending JPH01167451U (en) | 1988-05-17 | 1988-05-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01167451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0422619U (en) * | 1990-06-18 | 1992-02-25 |
-
1988
- 1988-05-17 JP JP1988065388U patent/JPH01167451U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0422619U (en) * | 1990-06-18 | 1992-02-25 |