JPH0177198U - - Google Patents
Info
- Publication number
- JPH0177198U JPH0177198U JP1987173423U JP17342387U JPH0177198U JP H0177198 U JPH0177198 U JP H0177198U JP 1987173423 U JP1987173423 U JP 1987173423U JP 17342387 U JP17342387 U JP 17342387U JP H0177198 U JPH0177198 U JP H0177198U
- Authority
- JP
- Japan
- Prior art keywords
- lever
- push rod
- grease pump
- tip
- bucket
- 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
- 239000004519 grease Substances 0.000 claims description 9
- 238000009825 accumulation Methods 0.000 claims 2
- 230000008602 contraction Effects 0.000 claims 1
- 238000005461 lubrication Methods 0.000 description 1
Description
第１図はこの考案にかかる自動給脂装置の取付
状態を示すフロントの側面図、第２図は第１図の
Ｂより見た要部切欠平面図、第３図および第４図
はこの考案にかかる自動給脂装置の作動を示す要
部側面図、第５図はバツクホー油圧シヨベルの側
面図、第６図は第５図のプツシユロツドをＡより
見た一部切欠平面図である。
２，１５……プツシユロツド、３，１６……ア
イドラプレート、４，４′……バケツトシリンダ
、５，１７……前部ピン結合部、６，１８……後
部ピン結合部、２１……グリースピン、２２……
第１レバー、２３……第２レバー、２４……ピス
トンロツド、２６……グリースタンク、２７……
分配弁。
Fig. 1 is a front side view showing the installed state of the automatic lubrication device according to this invention, Fig. 2 is a cutaway plan view of the main part seen from B in Fig. 1, and Figs. 3 and 4 are this invention. FIG. 5 is a side view of a backhoe hydraulic excavator, and FIG. 6 is a partially cutaway plan view of the push rod shown in FIG. 5 as viewed from A. 2, 15... Push rod, 3, 16... Idler plate, 4, 4'... Bucket cylinder, 5, 17... Front pin joint, 6, 18... Rear pin joint, 21... Grease. Pin, 22...
First lever, 23...Second lever, 24...Piston rod, 26...Grease tank, 27...
distribution valve.
Claims (1)
プツシユロツド、およびバケツトシリンダのロツ
ドボス移動を拘束するアイドラプレートをアーム
先端側に取付け、バケツトシリンダの伸縮作動に
よりバケツトを回動せしめるバツクホー油圧シヨ
ベルにおいて、上記プツシユロツド側部にグリー
スポンプを設け、また、アイドラプレート外側部
に第１レバーの一端を前後方向に回動自在に枢支
し、一方、プツシユロツド側部でかつ上記グリー
スポンプ前側位置に支点を設け、その支点に第２
レバーの中間ボス部を枢支し、その第２レバーの
上側先端部を上記グリースポンプのピストンロツ
ド先端部に回動自在にピン結合し、また第２レバ
ーの下側先端部と上記第１レバーの他端とを連結
位置調整可能にピン結合するとともに、プツシユ
ロツド内部に蓄圧式グリースタンクを取付け、そ
の蓄圧式グリースタンクとグリースポンプとを連
通し、さらに、グリースポンプとプツシユロツド
用前後部ボスとを分配弁を介して連通し、構成し
たことを特徴とする油圧シヨベルの自動給脂装置
。 A push rod that transmits the operation of the bucket cylinder to the bucket, and an idler plate that restrains the movement of the bucket cylinder's rod boss are attached to the arm end side, and the bucket can be rotated by the expansion and contraction of the bucket cylinder. A grease pump is provided on the side, and one end of the first lever is pivotally supported on the outer side of the idler plate so as to be rotatable in the front and back direction, while a fulcrum is provided on the side of the push rod and in front of the grease pump. Second fulcrum
The intermediate boss portion of the lever is pivotally supported, the upper tip of the second lever is rotatably connected to the tip of the piston rod of the grease pump, and the lower tip of the second lever is connected to the tip of the first lever. The other end is connected with a pin so that the connection position can be adjusted, and a pressure accumulation type grease tank is installed inside the push rod, and the pressure accumulation type grease tank and the grease pump are communicated, and the grease pump and the front and rear bosses for the push rod are distributed. An automatic greasing device for a hydraulic excavator, characterized in that it is configured to communicate through a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17342387U JPH052694Y2 (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17342387U JPH052694Y2 (en) | 1987-11-12 | 1987-11-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0177198U true JPH0177198U (en) | 1989-05-24 |
| JPH052694Y2 JPH052694Y2 (en) | 1993-01-22 |
Family
ID=31465330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17342387U Expired - Lifetime JPH052694Y2 (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052694Y2 (en) |
-
1987
- 1987-11-12 JP JP17342387U patent/JPH052694Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052694Y2 (en) | 1993-01-22 |