JP3136324B2 - Support structure for auger drive - Google Patents
Support structure for auger driveInfo
- Publication number
- JP3136324B2 JP3136324B2 JP09068673A JP6867397A JP3136324B2 JP 3136324 B2 JP3136324 B2 JP 3136324B2 JP 09068673 A JP09068673 A JP 09068673A JP 6867397 A JP6867397 A JP 6867397A JP 3136324 B2 JP3136324 B2 JP 3136324B2
- Authority
- JP
- Japan
- Prior art keywords
- auger
- auger drive
- drive device
- cylinder
- support structure
- 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.)
- Expired - Fee Related
Links
Landscapes
- Earth Drilling (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、杭打機のオーガ駆
動装置を旋回可能に支持するオーガ駆動装置の支持構造
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a support structure of an auger drive device for rotatably supporting an auger drive device of a pile driver.
【０００２】[0002]
【従来の技術】杭打機では、リーダにオーガ駆動装置を
昇降可能に設け、該オーガ駆動装置にてオーガを回転し
て掘削作業を行うが、２軸以上の多軸オーガを用いてリ
ーダに対して任意の角度で掘削する場合には、図６に示
されるように、左右一対のシリンダ１，１にてオーガ駆
動装置２を水平方向に旋回可能に支持し、左右のシリン
ダ１，１のロッドの伸縮によりオーガ駆動装置２を旋回
して掘削作業を行う。2. Description of the Related Art In a pile driving machine, an auger driving device is provided on a leader so as to be able to move up and down, and an auger is rotated by the auger driving device to perform excavation work. On the other hand, when excavating at an arbitrary angle, as shown in FIG. 6, a pair of left and right cylinders 1 and 1 support the auger driving device 2 so as to be capable of turning in the horizontal direction. The excavation work is performed by turning the auger driving device 2 by the expansion and contraction of the rod.
【０００３】[0003]
【発明が解決しようとする課題】ところが、上述の支持
構造では、オーガ駆動装置が大きい場合や旋回角度を大
きくとる必要がある場合には、シリンダのストロークを
長くしなければならず、シリンダが大きくなり、また、
シリンダが取付けられるだけのスペースが必要となる。However, in the above-described support structure, when the auger drive device is large or when the turning angle needs to be large, the stroke of the cylinder must be lengthened, and the cylinder becomes large. Become
Space is required for mounting the cylinder.
【０００４】そこで本発明は、小型のシリンダで大型の
オーガ駆動装置を旋回することができ、かつ、オーガ駆
動装置の旋回角度を大きくとることができるオーガ駆動
装置の支持構造を提供することを目的としている。Accordingly, an object of the present invention is to provide a support structure for an auger drive device that can turn a large auger drive device with a small cylinder and can increase the turning angle of the auger drive device. And
【０００５】[0005]
【課題を解決するための手段】上記した目的を達成する
ため、本発明は、杭打機のリーダに昇降可能に設けたオ
ーガ駆動装置を旋回可能に支持するオーガ駆動装置の支
持構造において、前記オーガ駆動装置を左右一対のリン
クにて支持するともに、各リンクをそれぞれ回動するシ
リンダを配設したことを特徴としている。In order to achieve the above object, the present invention relates to a support structure of an auger drive device for pivotally supporting an auger drive device provided on a leader of a pile driver so as to be able to move up and down. The auger drive device is supported by a pair of left and right links, and a cylinder for rotating each link is provided.
【０００６】[0006]
【発明の実施の形態】以下、本発明を、図１乃至図５に
示す実施形態例に基づいて詳細に説明する。杭打機１０
は、本体１１の前部にリーダ１２を起伏可能に立設し、
該リーダ１２に、リーダ１２の上部から吊り下られたロ
ープ１３によりオーガ駆動装置１４を昇降可能に設けて
いる。このオーガ駆動装置１４は、３軸オーガ１５を駆
動するもので、リーダ１２のガイドパイプ１６に沿って
移動可能に設けられた上部ガイドギブ１７と下部ガイド
ギブ１８により水平方向に旋回可能に支持されている。
また、リーダ１２の下部には、オーガ駆動装置１４と同
調して旋回する下部振れ止め装置１９が設けられてい
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on an embodiment shown in FIGS. Pile driver 10
The reader 12 is erected on the front part of the main body 11 so that
An auger driving device 14 is provided on the reader 12 such that the auger driving device 14 can be moved up and down by a rope 13 suspended from above the reader 12. The auger driving device 14 drives the triaxial auger 15 and is supported by an upper guide gib 17 and a lower guide gib movably provided along a guide pipe 16 of the reader 12 so as to be pivotable in the horizontal direction. .
In addition, a lower steady rest device 19 that turns in synchronization with the auger drive device 14 is provided below the reader 12.
【０００７】上部ガイドギブ１７は、オーガ駆動装置１
４の上部を支承し、下部ガイドギブ１８は、旋回ガイド
機構２０と左右一対のリンク２１，２１にてオーガ駆動
装置１４の下部を支持するともに、各リンク２１，２１
をそれぞれ回動するシリンダ２２，２２を配設してい
る。[0007] The upper guide gib 17 is provided with the auger driving device 1.
The lower guide give 18 supports the lower part of the auger drive device 14 with the turning guide mechanism 20 and a pair of left and right links 21 and 21, and each link 21 and 21.
Are disposed, respectively.
【０００８】リンク２１は、下部ガイドギブ１８に基端
を枢着される第１アーム２１ａと、該第１アーム２１ａ
の先端に基端を枢着されて先端をオーガ駆動装置１４に
枢着される第２アーム２１ｂとからなり、シリンダ２２
は、基端を第１アーム２１ａと同位置に枢着し、ロッド
２２ａの先端を第２アーム２１ｂに連結している。The link 21 has a first arm 21a whose base end is pivotally connected to the lower guide gib 18, and the first arm 21a
A second arm 21b whose base end is pivotally connected to the distal end of the cylinder and whose distal end is pivotally connected to the auger driving device 14.
Has a base end pivotally connected to the same position as the first arm 21a, and a distal end of the rod 22a is connected to the second arm 21b.
【０００９】このように構成することにより、図３に実
線で示されるように、右側のシリンダ２２のロッド２２
ａを伸長するとともに左側のシリンダ２２のロッド２２
ａを縮小すると、オーガ駆動装置１４は左側に旋回し、
二点鎖線で示されるように、左側のシリンダ２２のロッ
ド２２ａを伸長するとともに右側のシリンダ２２のロッ
ド２２ａを縮小すると、オーガ駆動装置１４は右側に旋
回する。また、オーガ駆動装置１４におけるリンク２
１，２１の第２アーム２１ｂ，２１ｂの枢着点を変更す
ることにより、図４及び図５に示されるように、オーガ
駆動装置１４を中立位置から９０度旋回することもでき
る。尚、下部振れ止め装置１９は、オーガ駆動装置１４
と同様に支持されてオーガ駆動装置１４と同調して旋回
する。With this configuration, as shown by the solid line in FIG.
a and the rod 22 of the left cylinder 22
When a is reduced, the auger drive device 14 turns to the left,
As shown by the two-dot chain line, when the rod 22a of the left cylinder 22 is extended and the rod 22a of the right cylinder 22 is contracted, the auger drive device 14 turns to the right. Also, the link 2 in the auger drive device 14
By changing the pivot point of the first and second second arms 21b, 21b, the auger drive device 14 can also be turned 90 degrees from the neutral position as shown in FIGS. Note that the lower steady rest 19 is an auger driving device 14.
And turns in synchronization with the auger drive device 14.
【００１０】したがって、オーガ駆動装置１４が大型で
あっても小型のシリンダ２２で旋回することができ、か
つ、シリンダ２２のロッド２２ａのストロークが短くて
もオーガ駆動装置１４の旋回角度を大きくとることがで
き、また、リンク２１とシリンダ２２は自由度のある配
置が可能となる。Therefore, even if the auger drive device 14 is large, the auger drive device 14 can be turned by the small cylinder 22, and the turning angle of the auger drive device 14 is increased even if the stroke of the rod 22a of the cylinder 22 is short. In addition, the link 21 and the cylinder 22 can be arranged with a high degree of freedom.
【００１１】[0011]
【発明の効果】以上説明したように、本発明のオーガ駆
動装置の支持構造は、杭打機のリーダに昇降可能に設け
たオーガ駆動装置を左右一対のリンクにて支持するとも
に、各リンクをそれぞれ回動するシリンダを配設したの
で、オーガ駆動装置が大型であっても小型のシリンダで
旋回することができ、かつ、シリンダのロッドのストロ
ークが短くてもオーガ駆動装置の旋回角度を大きくとる
ことができ、また、リンクとシリンダは自由度のある配
置が可能となる。As described above, the support structure of the auger drive device of the present invention supports the auger drive device provided on the leader of the pile driver so as to be able to move up and down by a pair of left and right links, and also links each link. Since the rotating cylinders are provided, even if the auger driving device is large, it can be turned with a small cylinder, and the turning angle of the auger driving device can be increased even if the stroke of the cylinder rod is short. In addition, the link and the cylinder can be freely arranged.
【図１】 図２のＩ−Ｉ断面図である。FIG. 1 is a sectional view taken along line II of FIG.
【図２】 同じく杭打機の要部拡大正面図である。FIG. 2 is an enlarged front view of a main part of the pile driver.
【図３】 オーガ駆動装置の旋回状態を示す平面図であ
る。FIG. 3 is a plan view showing a turning state of the auger driving device.
【図４】 オーガ駆動装置を最大限に旋回した状態を示
す杭打機の要部拡大正面図である。FIG. 4 is an enlarged front view of a main part of the pile driver showing a state in which the auger driving device is turned to the maximum.
【図５】 オーガ駆動装置を最大限に旋回した状態を示
す平面図である。FIG. 5 is a plan view showing a state in which the auger driving device is turned to the maximum.
【図６】 従来のオーガ駆動装置の支持構造を示す平面
図である。FIG. 6 is a plan view showing a support structure of a conventional auger driving device.
１０…杭打機、１２…リーダ、１４…オーガ駆動装置、
１５…３軸オーガ、１７…上部ガイドギブ、１８…下部
ガイドギブ、２１…リンク、２２…シリンダ10: pile driver, 12: leader, 14: auger drive,
15 ... 3-axis auger, 17 ... upper guide give, 18 ... lower guide give, 21 ... link, 22 ... cylinder
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平５−156637（ＪＰ，Ａ) 特開 昭58−156629（ＪＰ，Ａ) 実開 昭62−163542（ＪＰ，Ｕ) 実開 平２−84847（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) E02F 5/02 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-156637 (JP, A) JP-A-58-156629 (JP, A) JP-A 62-163542 (JP, U) JP-A 2-156542 84847 (JP, U) (58) Field surveyed (Int. Cl. 7 , DB name) E02F 5/02
Claims (1)
ガ駆動装置を旋回可能に支持するオーガ駆動装置の支持
構造において、前記オーガ駆動装置を左右一対のリンク
にて支持するともに、各リンクをそれぞれ回動するシリ
ンダを配設したことを特徴とするオーガ駆動装置の支持
構造。An auger drive supporting structure for pivotally supporting an auger drive provided on a leader of a pile driver so as to be able to move up and down, wherein the auger drive is supported by a pair of left and right links, and each link is provided. A supporting structure for an auger drive device, wherein a cylinder for rotating each is disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09068673A JP3136324B2 (en) | 1997-03-21 | 1997-03-21 | Support structure for auger drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09068673A JP3136324B2 (en) | 1997-03-21 | 1997-03-21 | Support structure for auger drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10266258A JPH10266258A (en) | 1998-10-06 |
| JP3136324B2 true JP3136324B2 (en) | 2001-02-19 |
Family
ID=13380478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09068673A Expired - Fee Related JP3136324B2 (en) | 1997-03-21 | 1997-03-21 | Support structure for auger drive |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3136324B2 (en) |
-
1997
- 1997-03-21 JP JP09068673A patent/JP3136324B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10266258A (en) | 1998-10-06 |
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