JPH0480923U - - Google Patents
Info
- Publication number
- JPH0480923U JPH0480923U JP1990122424U JP12242490U JPH0480923U JP H0480923 U JPH0480923 U JP H0480923U JP 1990122424 U JP1990122424 U JP 1990122424U JP 12242490 U JP12242490 U JP 12242490U JP H0480923 U JPH0480923 U JP H0480923U
- Authority
- JP
- Japan
- Prior art keywords
- swing bracket
- attached
- pin
- slit
- hydraulic excavator
- 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
- 238000010586 diagram Methods 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
-
- 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
- Shovels (AREA)
- Component Parts Of Construction Machinery (AREA)
- Pivots And Pivotal Connections (AREA)
Description
第１図はこの考案の一実施例を示す作業機取付
け部の一部切欠部側面図、第２図はスイングブラ
ケツトの平面図、第３図は第２図方向からの一
部切欠矢視図、第４図及び第５図は従来の説明図
である。
１……上部旋回体、２……スイングブラケツト
、３……スイングブラケツト取付けピン、３ａ…
…上部ピン、３ｃ……スリツト、６……ロツクプ
レート、７……固着具。
Fig. 1 is a side view of a partially cutaway part of the work equipment mounting part showing an embodiment of this invention, Fig. 2 is a plan view of the swing bracket, and Fig. 3 is a partially cutaway view taken from the direction of Fig. 2. , FIG. 4, and FIG. 5 are explanatory diagrams of the conventional technology. 1...Upper rotating body, 2...Swing bracket, 3...Swing bracket mounting pin, 3a...
...Top pin, 3c...Slit, 6...Lock plate, 7...Fixing tool.
Claims (1)
ングブラケツト取付けピン３によりスイングブラ
ケツト２をスイング自在に枢着すると共に、上記
スイングブラケツト２に作業機を取付けた油圧掘
削機において、上記スイングブラケツト取付けピ
ン３の上部ピン３ａ外周にスリツト３ｃを設けて
、このスリツト３ｃにロツクプレート６を嵌入す
ることにより上部ピン３ａをロツクすると共に、
上記ロツクプレート６を固着具７によりスイング
ブラケツト２に固着してなる油圧掘削機における
スイングブラケツト取付けピンのロツク装置。 In a hydraulic excavator in which a swing bracket 2 is pivotally attached to the front part of the upper revolving structure 1 by swing bracket attachment pins 3 divided into upper and lower parts, and a working machine is attached to the swing bracket 2, the swing bracket is attached to the swing bracket 2. A slit 3c is provided on the outer periphery of the upper pin 3a of the mounting pin 3, and a lock plate 6 is fitted into this slit 3c to lock the upper pin 3a.
A locking device for a swing bracket mounting pin in a hydraulic excavator, in which the lock plate 6 is fixed to the swing bracket 2 by a fixing member 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990122424U JPH0480923U (en) | 1990-11-26 | 1990-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990122424U JPH0480923U (en) | 1990-11-26 | 1990-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480923U true JPH0480923U (en) | 1992-07-14 |
Family
ID=31870206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990122424U Pending JPH0480923U (en) | 1990-11-26 | 1990-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001207476A (en) * | 2000-01-25 | 2001-08-03 | Hitachi Constr Mach Co Ltd | Bearing device |
-
1990
- 1990-11-26 JP JP1990122424U patent/JPH0480923U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001207476A (en) * | 2000-01-25 | 2001-08-03 | Hitachi Constr Mach Co Ltd | Bearing device |