JPH0399059U - - Google Patents
Info
- Publication number
- JPH0399059U JPH0399059U JP670190U JP670190U JPH0399059U JP H0399059 U JPH0399059 U JP H0399059U JP 670190 U JP670190 U JP 670190U JP 670190 U JP670190 U JP 670190U JP H0399059 U JPH0399059 U JP H0399059U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- tip
- working
- shaft portion
- swingably
- 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
Landscapes
- Shovels (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Description
第１図乃至第４図は本考案の実施例に係り、第
１図は首振り作業装置を装着した作業車の全体を
示す斜視図、第２図は首振り作業装置の一部切欠
側面断面図、第３図は第２図の−線断面図、
第４図は第３図の−線断面図である。
ｂ……ローラベアリング、１……油圧シヨベル
本体、１ａ……下部構造、１ｂ……上部構造、１
ｃ……ブーム、１ｄ……アーム、１ｅ……アーム
シリンダ、１ｆ……リンク、１０……首振り作業
装置、１１……支持体、１２……軸部、１３，１
８……球面ブツシユ、１４……ブツシユ支持体、
１５……突出支持部、１６……ブツシユ支柱、１
７……液圧シリンダ、２０……作業装置本体、２
１……円板体、２２……旋回ベアリング、２３…
…油圧モータ、２４……回転ブレード。
Figures 1 to 4 relate to an embodiment of the present invention, in which Figure 1 is a perspective view showing the entire working vehicle equipped with a swinging work device, and Figure 2 is a partially cutaway side cross-section of the swinging work device. Figure 3 is a sectional view taken along the - line in Figure 2,
FIG. 4 is a sectional view taken along the line -- in FIG. 3. b...Roller bearing, 1...Hydraulic excavator main body, 1a...Lower structure, 1b...Upper structure, 1
c... Boom, 1d... Arm, 1e... Arm cylinder, 1f... Link, 10... Oscillating work device, 11... Support body, 12... Shaft portion, 13, 1
8... Spherical bush, 14... Bush support,
15... Protruding support part, 16... Bush post, 1
7... Hydraulic cylinder, 20... Working device main body, 2
1...Disc body, 22...Swivel bearing, 23...
...Hydraulic motor, 24...Rotating blade.
Claims (1)
端で上下に揺動支持されるアームを有する作業車
の前記アームの先端に揺動可能に装着される作業
車用の首振り作業装置であつて、前記アームの先
端に、その反装着側に軸部を有する支持体をアー
ムシリンダのロツドの伸縮により揺動自在に装着
し、該軸部に外嵌した球面ブツシユを介して作業
装置本体を支持し、前記軸部の径方向の中心から
等距離離れた前記支持体の上部に少なくとも２つ
の液圧シリンダを該軸部の方向に揺動可能に支持
すると共に、該液圧シリンダそれぞれのロツドの
先端を前記作業装置本体に枢着してなることを特
徴とする作業車用の首振り作業装置。 A swing work device for a working vehicle, which is swingably mounted on the tip of the arm of a working vehicle, having a boom that swings left and right and up and down, and an arm that is swingably supported up and down at the tip of the boom. Then, a support body having a shaft portion on the opposite side to the arm is swingably mounted on the tip of the arm by expanding and contracting the rod of the arm cylinder, and the working device main body is attached to the shaft portion through a spherical bushing externally fitted on the shaft portion. at least two hydraulic cylinders are supported swingably in the direction of the shaft on an upper part of the support body equidistant from the radial center of the shaft, and each hydraulic cylinder has a rod. A swinging working device for a working vehicle, characterized in that a tip of the swinging device is pivotally connected to the working device main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP670190U JPH0715892Y2 (en) | 1990-01-25 | 1990-01-25 | Pivoting work device for work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP670190U JPH0715892Y2 (en) | 1990-01-25 | 1990-01-25 | Pivoting work device for work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0399059U true JPH0399059U (en) | 1991-10-16 |
| JPH0715892Y2 JPH0715892Y2 (en) | 1995-04-12 |
Family
ID=31510371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP670190U Expired - Lifetime JPH0715892Y2 (en) | 1990-01-25 | 1990-01-25 | Pivoting work device for work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0715892Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017148A (en) * | 2009-07-07 | 2011-01-27 | Keiyo Gas Kk | Small-diameter drilling machine and non-open cut method in round hole construction method using the same |
-
1990
- 1990-01-25 JP JP670190U patent/JPH0715892Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017148A (en) * | 2009-07-07 | 2011-01-27 | Keiyo Gas Kk | Small-diameter drilling machine and non-open cut method in round hole construction method using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0715892Y2 (en) | 1995-04-12 |