JP2999724B2 - Workbench elevating device for pile construction machine - Google Patents
Workbench elevating device for pile construction machineInfo
- Publication number
- JP2999724B2 JP2999724B2 JP22259696A JP22259696A JP2999724B2 JP 2999724 B2 JP2999724 B2 JP 2999724B2 JP 22259696 A JP22259696 A JP 22259696A JP 22259696 A JP22259696 A JP 22259696A JP 2999724 B2 JP2999724 B2 JP 2999724B2
- Authority
- JP
- Japan
- Prior art keywords
- boarding
- extension
- drive mechanism
- platform
- auger drive
- 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 - Lifetime
Links
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
- Movable Scaffolding (AREA)
Description
【0001】[0001]
【発明の属する技術分野】本発明は、杭施工時の補助作
業やオーガ駆動機構やハンマ機構等の施工機構の保守・
点検作業等に用いられる作業台を昇降する杭施工機用作
業台昇降装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to auxiliary work for pile construction and maintenance and maintenance of construction mechanisms such as an auger drive mechanism and a hammer mechanism.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work table elevating device for a pile construction machine that moves up and down a work table used for inspection work and the like.
【0002】[0002]
【従来の技術】従来より、実公昭57−26926号公
報にあるように、リーダに沿って設けた断面六角のガイ
ド軸に作業台を昇降自在に装着し、作業台をウインチに
より吊下げると共に、ガイド軸を回転させる機構を備え
たものが知られている。2. Description of the Related Art Conventionally, as disclosed in Japanese Utility Model Publication No. 57-26926, a worktable is mounted on a guide shaft having a hexagonal cross section provided along a reader so as to be able to move up and down, and the worktable is suspended by a winch. A device provided with a mechanism for rotating a guide shaft is known.
【0003】また、特開平5−331855号公報にあ
るように、リーダに設けられたガイドフレームに沿って
作業台を昇降可能に支持し、作業台に一端を締結したワ
イヤをシーブに巻回した後、車体上のドラムに巻取り、
作業台を昇降させると共に、リーダを傾けたときには、
作業台の床面を傾斜させることができるように構成した
ものが知られている。Further, as disclosed in Japanese Patent Application Laid-Open No. Hei 5-331855, a work table is supported so as to be able to move up and down along a guide frame provided on a reader, and a wire having one end fastened to the work table is wound around a sheave. Later, it is wound on a drum on the car body,
When raising and lowering the platform and tilting the reader,
2. Description of the Related Art There is known a configuration in which a floor surface of a worktable can be inclined.
【0004】[0004]
【発明が解決しようとする課題】しかしながら、こうし
た従来のものでは、作業台は施工機構の側面に沿って配
置されており、施工機構の側面側からの作業はしやすい
が、施工機構の正面側に回り込んでの作業はしにくいと
いう問題があった。例えば、施工機構が複数軸を有する
オーガ駆動機構である場合には、オーガ駆動機構の各出
力軸に施工具を接続する接続作業では、施工機構の側面
側からでは一部の出力軸と施工具との接続作業はできる
が、反対の側面にある出力軸と施工具との接続作業は非
常にしにくい。However, in such a conventional apparatus, the work table is arranged along the side of the construction mechanism, and work can be easily performed from the side of the construction mechanism. There was a problem that it was difficult to work around. For example, when the construction mechanism is an auger drive mechanism having a plurality of axes, in the connection work of connecting a tool to each output shaft of the auger drive mechanism, a part of the output shaft and the tool are viewed from the side of the construction mechanism. Can be connected, but the connection between the output shaft on the opposite side and the tool is very difficult.
【0005】本発明の課題は、施工機構の正面側でも作
業ができるように改善した杭施工機用作業台昇降装置を
提供することにある。It is an object of the present invention to provide an improved work table lifting and lowering device for a pile construction machine so that work can be performed even on the front side of a construction mechanism.
【0006】[0006]
【課題を解決するための手段】かかる課題を達成すべ
く、本発明は課題を解決するため次の手段を取った。即
ち、立設されるリーダに設けられた第1ガイドレールに
沿って施工機構を昇降させる杭施工機において、前記第
1ガイドレールと平行に前記リーダに設けられた第2ガ
イドレールに沿って移動可能に支持された移動台と、該
移動台に旋回可能に支持された搭乗台と、該搭乗台に支
持され前記施工機構の前面側に張り出される拡張台とを
有する作業台を設け、かつ、該作業台を昇降させる駆動
機構を備えたことを特徴とする杭施工機用作業台昇降装
置がそれである。In order to achieve the object, the present invention takes the following means to solve the problem. That is, in a pile construction machine that raises and lowers a construction mechanism along a first guide rail provided on a standing leader, the pile construction machine moves along a second guide rail provided on the leader in parallel with the first guide rail. Provide a worktable having a movable table supported so as to be able to move, a boarding table pivotally supported by the movable table, and an extension table supported by the boarding table and extending to the front side of the construction mechanism, and A work table elevating device for a pile working machine is provided with a drive mechanism for moving the work table up and down.
【0007】また、前記拡張台は、前記搭乗台に略直角
に、かつ一体的に形成されたものでもよく、あるいは、
前記拡張台は、前記搭乗台に旋回可能に支持されたもの
でもよい。更に、前記拡張台は、前記搭乗台に起立可能
に支持されたものでもよく、あるいは、前記拡張台は、
前記搭乗台にスライド可能に支持されたものでもよい。
前記施工機構は、複数軸を有するオーガ駆動機構であっ
てもよい。[0007] The extension base may be formed substantially at right angles to and integrally with the boarding base.
The extension table may be supported by the boarding table so as to be pivotable. Further, the extension table may be supported by the boarding stand so as to be able to stand up, or the extension table may be
It may be slidably supported by the boarding platform.
The construction mechanism may be an auger drive mechanism having a plurality of axes.
【0008】[0008]
【発明の実施の形態】以下本発明の実施の形態を図面に
基づいて詳細に説明する。図1に示すように、1はクロ
ーラによる自走式の杭施工機本体で、リーダ2が一対の
ステー4及びキャッチングホーク6によって起倒自在に
支持されると共に、リーダ2をその軸の廻りに旋回させ
ることができるように支持されている。Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 1, reference numeral 1 denotes a body of a self-propelled pile construction machine using a crawler. It is supported so that it can be turned.
【0009】リーダ2にはその長手方向に沿って断面円
形の長尺状の2本の第1ガイドレール8,10が敷設さ
れており(図3,図4参照)、第1ガイドレール8,1
0には、施工機構としてのオーガ駆動機構12が複数の
ガイドギブ14を介して、第1ガイドレール8,10に
沿って摺動可能に係合されている。The reader 2 is provided with two first guide rails 8 and 10 having a long section with a circular cross section along its longitudinal direction (see FIGS. 3 and 4). 1
At 0, an auger drive mechanism 12 as a construction mechanism is slidably engaged along the first guide rails 8, 10 via a plurality of guide gibs 14.
【0010】オーガ駆動機構12は、複数軸の出力軸を
備え、本実施例では、図2に示すように、1台の駆動モ
ータにより減速機20を介して3本の出力軸22a,2
2b,22cを回転駆動する構成のものである。各出力
軸22a,22b,22cには、それぞれ六角穴26
a,26b,26cが形成されており、これと直交する
方向には、それぞれ貫通孔34a,36a,34b,3
6b,34c,36cが穿設されている。The auger drive mechanism 12 has a plurality of output shafts. In this embodiment, as shown in FIG. 2, three output shafts 22a, 22a are driven by a single drive motor via a speed reducer 20.
2b and 22c are rotationally driven. Each output shaft 22a, 22b, 22c has a hexagonal hole 26
a, 26b, 26c are formed, and through holes 34a, 36a, 34b, 3
6b, 34c and 36c are drilled.
【0011】3本の掘削具24a,24b,24cは、
3本の出力軸22a,22b,22cと同じ間隔で、連
結部材44に回転可能に支持されている。各掘削具24
a,24b,24cの先端には、それぞれ六角軸部28
a,28b,28cが形成されており、軸方向と直交し
て溝30a,32a,30b,32b,30c,32c
が形成されている。The three excavators 24a, 24b, 24c are:
At the same interval as the three output shafts 22a, 22b, and 22c, they are rotatably supported by the connecting member 44. Each excavator 24
a, 24b, and 24c respectively have hexagonal shaft portions 28
a, 28b, 28c are formed, and the grooves 30a, 32a, 30b, 32b, 30c, 32c are orthogonal to the axial direction.
Are formed.
【0012】各出力軸22a,22b,22cと各掘削
具24a,24b,24cとは、六角穴26a,26
b,26cに六角軸部28a,28b,28cを挿入し
た後、各貫通孔34a,36a,34b,36b,34
c,36c及び溝30a,32a,30b,32b,3
0c,32cに図示しないピンを挿入して連結されるよ
うに構成されている。Each of the output shafts 22a, 22b, and 22c and each of the digging tools 24a, 24b, and 24c are formed with hexagonal holes 26a, 26c.
After inserting the hexagonal shaft portions 28a, 28b, 28c into the b, 26c, the through holes 34a, 36a, 34b, 36b, 34
c, 36c and grooves 30a, 32a, 30b, 32b, 3
It is configured such that pins (not shown) are inserted into and connected to 0c and 32c.
【0013】オーガ駆動機構12には、吊りシーブ37
が回転可能に支持されており、ワイヤ40の一端は、リ
ーダ2の上端に止結されると共に、吊りシーブ37に巻
き掛けられ、更に、リーダ2の上端に回転可能に支持さ
れた図示しないシーブに巻き掛けられた後、ワイヤ40
は、杭施工機本体1に設けられた図示しない主ウインチ
の回転ドラムに巻回され、主ウインチの駆動によりオー
ガ駆動機構12を昇降させることができるように構成さ
れている。The auger drive mechanism 12 includes a hanging sheave 37.
Is rotatably supported, one end of the wire 40 is fixed to the upper end of the reader 2, is wound around the hanging sheave 37, and is further rotatably supported by the upper end of the reader 2. After being wound around the wire 40
Is wound around a rotating drum of a main winch (not shown) provided on the pile construction machine main body 1 and is configured to be able to raise and lower the auger drive mechanism 12 by driving the main winch.
【0014】また、リーダ2には、第1ガイドレール
8,10と平行に断面円形の第2ガイドレール38,3
9が敷設されており、第2ガイドレール38,39に
は、複数のガイドギブ41を介して、移動台42が第2
ガイドレール38,39に沿って摺動可能に係合されて
いる。The reader 2 has second guide rails 38, 3 having a circular cross section parallel to the first guide rails 8, 10.
9 is laid, and a movable table 42 is connected to the second guide rails 38 and 39 via a plurality of guide gibs 41.
It is slidably engaged along guide rails 38 and 39.
【0015】この移動台42には、ワイヤ48の一端が
締結されており、このワイヤ48は、リーダ2の上端に
回転可能に支持された一対のシーブ52,54に掛け渡
されて、リーダ2の下端側面に取り付けられた駆動機構
としての作業台用ウインチ56のドラム57に巻回され
ている。尚、駆動機構は、作業台用ウインチ56に限ら
ず、リーダ2に第2ガイドレール38,39に沿ってラ
ックを敷設し、移動台42に設けたモータの回転軸に取
り付けたピニオン歯車をラックに噛合させて、モータの
回転により移動台42を昇降させる機構であっても実施
可能である。One end of a wire 48 is fastened to the movable table 42, and the wire 48 is hung over a pair of sheaves 52, 54 rotatably supported on the upper end of the reader 2, and is connected to the reader 2. Is wound around a drum 57 of a worktable winch 56 as a drive mechanism attached to a lower side surface of the work table. The drive mechanism is not limited to the worktable winch 56, but a rack is laid on the reader 2 along the second guide rails 38 and 39, and a pinion gear attached to a rotating shaft of a motor provided on the movable table 42 is mounted on the rack 2. And a mechanism for moving the movable table 42 up and down by rotating the motor.
【0016】移動台42には、搭乗台58が第2ガイド
レール38,39と平行な支持軸60の回りに旋回可能
に支持されている。搭乗台58は作業者が搭乗すること
ができる平坦な搭乗床61を備えると共に、搭乗床61
の周りを囲う柵部材62を備えている。A board 58 is supported by the movable table 42 so as to be pivotable about a support shaft 60 parallel to the second guide rails 38 and 39. The boarding platform 58 includes a flat boarding floor 61 on which an operator can board, and the boarding floor 61.
Is provided with a fence member 62 that surrounds the surrounding area.
【0017】搭乗台58には、拡張台64が略直角に、
かつ一体的に形成されており、拡張台64は作業者が搭
乗することができる拡張床66を備えると共に、拡張床
66の周りを囲う柵部材68を備えている。搭乗床61
と拡張床66とは、同一平面上で連接して形成されてお
り、また略「L」字状に形成されている。尚、移動台4
2、搭乗台58、拡張台64により作業台70が構成さ
れている。The boarding platform 58 is provided with an extension platform 64 at a substantially right angle.
The extension base 64 is formed integrally and has an extension floor 66 on which an operator can board, and also has a fence member 68 surrounding the periphery of the extension floor 66. Boarding floor 61
The extension floor 66 is formed so as to be continuous on the same plane, and is formed in a substantially “L” shape. In addition, the moving table 4
2. The work table 70 is constituted by the boarding table 58 and the expansion table 64.
【0018】図4に実線で示すように、搭乗台58はオ
ーガ駆動機構12の側面に沿って形成されると共に、拡
張台64が搭乗台58の先端から略直角にオーガ駆動機
構12の前面に沿って搭乗台58から張り出されてい
る。また、拡張台64の先端は、搭乗台58から最も離
れている出力軸22cの近傍にまで張り出されている。
更に、図4に二点鎖線で示すように、搭乗台58を支持
軸60の回りに約90度旋回させて、搭乗台58、拡張
台64をオーガ駆動機構12から遠ざけることができる
ように構成されている。As shown by a solid line in FIG. 4, the boarding platform 58 is formed along the side surface of the auger drive mechanism 12, and the extension board 64 is mounted on the front surface of the auger drive mechanism 12 at a substantially right angle from the tip of the boarding platform 58. The board extends from the boarding platform 58 along. Further, the distal end of the extension table 64 extends to the vicinity of the output shaft 22c farthest from the boarding table 58.
Further, as shown by a two-dot chain line in FIG. 4, the boarding platform 58 is rotated about 90 degrees around the support shaft 60 so that the boarding platform 58 and the extension platform 64 can be moved away from the auger drive mechanism 12. Have been.
【0019】次に、前述した本実施例の杭施工機用作業
台昇降装置の作動について説明する。まず、図4に二点
鎖線で示すように、搭乗台58、拡張台64をオーガ駆
動機構12から離れた位置に旋回させ、また、作業者が
搭乗台58に乗り込むことができる高さに下降される。Next, the operation of the above-described working table lifting / lowering device for a pile construction machine of this embodiment will be described. First, as shown by a two-dot chain line in FIG. 4, the boarding platform 58 and the extension platform 64 are turned to a position away from the auger drive mechanism 12, and then lowered to a height at which the operator can get on the boarding platform 58. Is done.
【0020】そして、搭乗台58に作業者が搭乗し、作
業台用ウインチ56を駆動して、作業台70を第2ガイ
ドレール38,39に沿って掘削具24a,24b,2
4cの先端近傍にまで上昇させる。このとき、地上側の
別の作業者が、搭乗台58上の作業者の指示にしたがっ
て、作業台用ウインチ56を操作してもよく、あるい
は、作業台70上の作業者が、搭乗台58上で遠隔操作
してもよい。Then, an operator gets on the boarding platform 58 and drives the worktable winch 56 to move the worktable 70 along the second guide rails 38 and 39 to the excavating tools 24a, 24b and 2.
4c. At this time, another worker on the ground side may operate the workbench winch 56 in accordance with the instruction of the worker on the boarding platform 58, or the worker on the workbench 70 may It may be remotely operated on the above.
【0021】次に、搭乗台58上の作業者が、地上側の
別の作業者に指示して図示しない主ウインチを操作さ
せ、オーガ駆動機構12を掘削具24a,24b,24
cの先端近傍にまで下降させる。そして、搭乗台58を
支持軸60の回りに旋回させて、図4に実線で示すよう
に、拡張台64をオーガ駆動機構12の前面側に回り込
ませ、各出力軸22a,22b,22cに沿うようにす
る。Next, an operator on the boarding platform 58 instructs another operator on the ground side to operate a main winch (not shown) to move the auger drive mechanism 12 to the excavators 24a, 24b, 24.
Lower to near the tip of c. Then, the boarding platform 58 is turned around the support shaft 60, and as shown by a solid line in FIG. 4, the extension platform 64 is turned around the front side of the auger drive mechanism 12, and along the output shafts 22a, 22b, 22c. To do.
【0022】搭乗台58上の作業者は、搭乗床61から
拡張床66に移動し、オーガ駆動機構12の各出力軸2
2a,22b,22cに接近した状態で作業を行う。例
えば、接続作業では、オーガ駆動機構12の各出力軸2
2a,22b,22cに形成された六角穴26a,26
b,26cに掘削具24a,24b,24cの六角軸部
28a,28b,28cを挿入するので、これらの位相
を合わせて接続する必要がある。An operator on the boarding platform 58 moves from the boarding floor 61 to the extended floor 66 and receives the output shafts 2 of the auger drive mechanism 12.
The work is performed in a state of approaching 2a, 22b, 22c. For example, in the connection work, each output shaft 2 of the auger drive mechanism 12
Hexagon holes 26a, 26 formed in 2a, 22b, 22c
Since the hexagonal shaft portions 28a, 28b, 28c of the excavators 24a, 24b, 24c are inserted into the b, 26c, it is necessary to connect them in phase.
【0023】そのとき、作業者は、地上の作業者に出力
軸22a,22b,22cのインチング操作を指示しな
がら、位相が合うように、拡張台64上を移動しなが
ら、掘削具24a,24b,24cを動かしたりして芯
を合わせる。掘削具24a,24b,24cを挿入した
後、拡張台64上の作業者は、出力軸22a,22b,
22cの各貫通孔34a,36a,34b,36b,3
4c,36c及び溝30a,32a,30b,32b,
30c,32cに図示しないピンをハンマー等で打ち込
み挿入する。At this time, the worker instructs the ground worker to perform the inching operation of the output shafts 22a, 22b, and 22c, and moves on the extension base 64 so that the phases match, while moving the excavators 24a, 24b. , 24c to align the cores. After inserting the digging tools 24a, 24b, 24c, the operator on the extension base 64 can output the output shafts 22a, 22b,
22c through holes 34a, 36a, 34b, 36b, 3
4c, 36c and grooves 30a, 32a, 30b, 32b,
Pins (not shown) are driven into and inserted into 30c and 32c with a hammer or the like.
【0024】作業終了後は、搭乗台58を支持軸60の
回りに旋回させて、図4に二点鎖線で示すように、搭乗
台58、拡張台64をオーガ駆動機構12から離す。次
に、作業台用ウインチ56を駆動して、作業台70を降
下させ、作業者を地上に降ろす。After the work is completed, the platform 58 is pivoted around the support shaft 60, and the platform 58 and the extension platform 64 are separated from the auger drive mechanism 12, as shown by a two-dot chain line in FIG. Next, the workbench winch 56 is driven to lower the workbench 70, and the worker is lowered to the ground.
【0025】そして、オーガ駆動機構12を駆動して掘
削具24a,24b,24cを回転させながら、掘削す
る。オーガ駆動機構12を下降させても、これらが搭乗
台58や拡張台64に干渉することがなく、第2ガイド
レール38,39に作業台70を支持した状態のまま
で、オーガ駆動機構12を支障なく下降させることがで
きる。Excavation is performed while driving the auger drive mechanism 12 to rotate the excavators 24a, 24b, 24c. Even when the auger drive mechanism 12 is lowered, the auger drive mechanism 12 does not interfere with the boarding table 58 and the extension table 64, and the auger drive mechanism 12 is supported while the work table 70 is supported on the second guide rails 38 and 39. It can be lowered without hindrance.
【0026】このように、作業者は、拡張台64上で、
オーガ駆動機構12の前面側から出力軸22a,22
b,22cと掘削具24a,24b,24cとの接続作
業やオーガ駆動機構12の保守・点検作業等を、各出力
軸22a,22b,22cやオーガ駆動機構12に接近
して行うことができる。しかも、搭乗台58や拡張台6
4との広い領域を使って作業することができる。一方、
搭乗台58を支持軸60の回りに旋回させることによ
り、オーガ駆動機構12を昇降させても、干渉すること
がなく、杭施工作業に支障が生じることはない。As described above, the operator operates the extension table 64
From the front side of the auger drive mechanism 12, the output shafts 22a, 22
The connection work between the b and 22c and the excavating tools 24a, 24b and 24c, the maintenance and inspection work of the auger drive mechanism 12, and the like can be performed close to the output shafts 22a, 22b and 22c and the auger drive mechanism 12. Moreover, the boarding platform 58 and the extension platform 6
4 can be used with a large area. on the other hand,
By rotating the boarding base 58 about the support shaft 60, even if the auger drive mechanism 12 is moved up and down, there is no interference, and no trouble occurs in the pile construction work.
【0027】次に、前述した実施例とは異なる第2実施
例の作業台について図5によって説明する。尚、前述し
た実施例と同じ部材については同一番号を付して詳細な
説明を省略する。以下同様。第2実施例では、前述した
実施例と同様、移動台42に搭乗台80が支持軸60の
回りに旋回可能に支持されている。搭乗台80は平坦な
搭乗床82が柵部材84により四囲が囲まれて構成され
ており、この搭乗台80に拡張台86が前記支持軸60
と平行な支持軸88の回りに旋回可能に支持されてい
る。拡張台86は平坦な拡張床90が柵部材92により
四囲が囲まれて形成されている。Next, a work table of a second embodiment different from the above-described embodiment will be described with reference to FIG. The same members as those in the above-described embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted. The same applies hereinafter. In the second embodiment, as in the above-described embodiment, the boarding platform 80 is supported by the movable platform 42 so as to be able to turn around the support shaft 60. The boarding platform 80 is configured such that a flat boarding floor 82 is surrounded on four sides by a fence member 84, and an extension platform 86 is attached to the boarding platform 80 by the support shaft 60.
Is supported so as to be pivotable about a support shaft 88 parallel to the support shaft 88. The expansion table 86 is formed by surrounding a flat expansion floor 90 with a fence member 92 on four sides.
【0028】搭乗台80は、図5に実線で示すように、
支持軸60の回りに旋回させてオーガ駆動機構12の側
面に沿った位置に移動させることができると共に、図5
に二点鎖線で示すように、ほぼ90度支持軸60の回り
に旋回させて、オーガ駆動機構12から遠く離した位置
に移動できるように構成されている。As shown by the solid line in FIG.
It can be pivoted about the support shaft 60 and moved to a position along the side surface of the auger drive mechanism 12, and
As shown by a two-dot chain line in FIG. 2, the rotation mechanism is configured to be able to pivot about the support shaft 60 by approximately 90 degrees and move to a position far away from the auger drive mechanism 12.
【0029】また、拡張台86は、図5に実線で示すよ
うに、支持軸88の回りに旋回させて、拡張台86をオ
ーガ駆動機構12の前面側に沿って張り出した位置に移
動させることができると共に、図5に二点鎖線で示すよ
うに、ほぼ90度支持軸88の回りに旋回させた位置に
移動できるように構成されている。尚、本実施例では、
移動台42、搭乗台80、拡張台86により作業台94
が構成されている。As shown by the solid line in FIG. 5, the extension table 86 is pivoted around the support shaft 88 to move the extension table 86 to a position protruding along the front side of the auger drive mechanism 12. 5, and can be moved to a position pivoted about the support shaft 88 by approximately 90 degrees as shown by a two-dot chain line in FIG. In this embodiment,
A work table 94 is provided by the moving table 42, the boarding table 80, and the extension table 86.
Is configured.
【0030】この第2実施例の場合でも、前述した接続
作業時には、搭乗台80に作業者が搭乗し、作業台用ウ
インチ56を駆動して作業台94を昇降させる。また、
図5に実線で示すように、搭乗台80を支持軸60の回
りに旋回して、搭乗台80をオーガ駆動機構12の側面
に沿った位置に移動する。Also in the case of the second embodiment, at the time of the above-described connection work, an operator gets on the boarding platform 80 and drives the worktable winch 56 to move the worktable 94 up and down. Also,
As shown by the solid line in FIG. 5, the platform 80 is pivoted around the support shaft 60, and the platform 80 is moved to a position along the side surface of the auger drive mechanism 12.
【0031】そして、作業者は拡張台86に乗り移り、
拡張台86を支持軸88の回りに旋回して、拡張台86
をオーガ駆動機構12の前面側に沿った位置に移動す
る。これにより、作業者は、オーガ駆動機構12の各出
力軸22a,22b,22cでの接続作業を正面側から
容易に行うことができる。Then, the worker moves to the extension table 86,
The extension table 86 is swiveled around the support shaft 88 so that the extension table 86
Is moved to a position along the front side of the auger drive mechanism 12. Thereby, the worker can easily perform the connection work on the output shafts 22a, 22b, 22c of the auger drive mechanism 12 from the front side.
【0032】接続作業終了後は、前述したとは逆に、拡
張台86を支持軸88の回りに旋回し、次に、搭乗台8
0を支持軸60の回りに旋回する。これにより、搭乗台
80、拡張台86はオーガ駆動機構12から離され、オ
ーガ駆動機構12の昇降の際に、これらとの干渉を防止
することができる。After the connection operation is completed, the extension base 86 is turned around the support shaft 88, and then the boarding base 8 is turned on.
0 is pivoted around the support shaft 60. As a result, the boarding platform 80 and the extension platform 86 are separated from the auger drive mechanism 12, and it is possible to prevent interference with the auger drive mechanism 12 when the auger drive mechanism 12 moves up and down.
【0033】次に、第3実施例の作業台について図6、
図7によって説明する。第3実施例では、移動台42に
搭乗台100が支持軸60の回りに旋回可能に支持され
ており、搭乗台100は平坦な搭乗床102を柵部材1
04により囲まれて構成されている。Next, the working table of the third embodiment will be described with reference to FIG.
This will be described with reference to FIG. In the third embodiment, the boarding platform 100 is supported on the movable platform 42 so as to be pivotable about the support shaft 60, and the boarding platform 100 connects the flat boarding floor 102 to the fence member 1.
04.
【0034】搭乗台100は、図6に実線で示すよう
に、オーガ駆動機構12の側面に沿った位置に旋回させ
たときには、搭乗台100はオーガ駆動機構12の正面
よりも前方に突き出す長さに形成されている。そして、
オーガ駆動機構12の正面よりも突き出された搭乗台1
00には、拡張台106が支持軸60と直交する回転軸
108の回りに回転可能に支持されている。When the boarding board 100 is turned to a position along the side surface of the auger drive mechanism 12, as shown by the solid line in FIG. 6, the boarding board 100 projects forward from the front of the auger drive mechanism 12. Is formed. And
Boarding platform 1 protruding from the front of auger drive mechanism 12
At 00, an extension table 106 is supported rotatably about a rotation axis 108 orthogonal to the support axis 60.
【0035】拡張台106は平坦な拡張床110を備え
ると共に、拡張床110の3方を囲む柵部材112を備
えている。拡張台106は、図6に示すように、搭乗床
102と拡張床110とが同じ平面上となる状態から、
回転軸108の回りに回転させて、拡張床110が起立
した状態となるほぼ90度回転できるように構成されて
いる。尚、起立できるように、その箇所には、搭乗台1
00の柵部材104が設けられていない。本第3実施例
では、移動台42、搭乗台100、拡張台106により
作業台114が構成されている。The extension table 106 has a flat extension floor 110 and a fence member 112 surrounding three sides of the extension floor 110. As shown in FIG. 6, the extension base 106 changes from a state where the boarding floor 102 and the extension floor 110 are on the same plane.
It is configured so that it can be rotated about the rotation axis 108 and rotated by approximately 90 degrees so that the expanded floor 110 is in an upright state. In order to be able to stand up, the boarding board 1
00 fence member 104 is not provided. In the third embodiment, a work table 114 is configured by the moving table 42, the boarding table 100, and the extension table 106.
【0036】この第3実施例の場合、搭乗台100を支
持軸60の回りに旋回させて、搭乗台100をオーガ駆
動機構12の側面に接近させ、次に、拡張台106を回
転軸108の回りに回転させて、拡張台106をオーガ
駆動機構12の前面側に張り出した状態とする。これに
より、作業者は、搭乗床102から拡張床110に乗り
移って、各出力軸22a,22b,22cの接続作業を
容易に行うことができる。In the case of the third embodiment, the platform 100 is turned around the support shaft 60 to bring the platform 100 close to the side surface of the auger drive mechanism 12, and then the extension platform 106 is By rotating it around, the extension table 106 is in a state of projecting toward the front side of the auger drive mechanism 12. Thereby, the worker can move from the boarding floor 102 to the expansion floor 110 and easily perform the connection work of the output shafts 22a, 22b, 22c.
【0037】接続作業終了後には、作業者は搭乗台10
0に乗り移り、拡張台106を回転軸108の回りに回
転させて、図7に二点鎖線で示すように、拡張台106
を起立させる。そして、搭乗台100を支持軸60の回
りに旋回させて、オーガ駆動機構12から離す。よっ
て、オーガ駆動機構12を昇降させても、搭乗台10
0、拡張台106と干渉することがない。また、拡張台
106を起立させることができるので、コンパクトにな
る。After the connection work is completed, the operator moves to the boarding platform 10.
0, the extension table 106 is rotated around the rotation axis 108, and as shown by the two-dot chain line in FIG.
Erect. Then, the boarding base 100 is turned around the support shaft 60 and separated from the auger drive mechanism 12. Therefore, even if the auger drive mechanism 12 is moved up and down, the boarding platform 10
0, does not interfere with the extension base 106. Further, since the extension base 106 can be erected, the size is reduced.
【0038】次に、第4実施例の作業台について図8に
よって説明する。第4実施例では、移動台42に搭乗台
120が支持軸60の回りに旋回可能に支持されてお
り、搭乗台120は平坦な搭乗床122を柵部材124
により三方が囲まれて構成されている。Next, a working table of a fourth embodiment will be described with reference to FIG. In the fourth embodiment, the boarding table 120 is supported by the moving table 42 so as to be pivotable about the support shaft 60, and the boarding table 120 connects the flat boarding floor 122 to the barrier member 124.
Is surrounded by three sides.
【0039】搭乗台120は、図8に実線で示すよう
に、オーガ駆動機構12の側面に沿った位置に旋回させ
たときには、搭乗台120はオーガ駆動機構12の正面
よりも前方に突き出す長さに形成されている。そして、
搭乗台120の先端には拡張台126が搭乗台120と
直交する方向にスライド可能に支持されており、拡張台
126をスライドさせたときには、拡張台126がオー
ガ駆動機構12の前面側に、かつ、拡張台126の先端
が出力軸22cに達するまで張り出すことができるよう
に構成されている。As shown by the solid line in FIG. 8, when the board 120 is swung to a position along the side surface of the auger drive mechanism 12, the board 120 protrudes forward from the front of the auger drive mechanism 12. Is formed. And
An extension board 126 is supported at the tip of the boarding table 120 so as to be slidable in a direction orthogonal to the boarding table 120. When the extension board 126 is slid, the extension board 126 is located on the front side of the auger drive mechanism 12, and , The extension base 126 can be extended until it reaches the output shaft 22c.
【0040】また、拡張台126は、平坦な拡張床12
8を柵部材130により囲まれて構成されている。搭乗
台120から拡張台126に乗り移りやすいように柵部
材130には扉132が設けられている。尚、本実施例
では、移動台42、搭乗台120、拡張台126により
作業台134が構成されている。The extension table 126 is provided on the flat extension floor 12.
8 is surrounded by a fence member 130. The fence member 130 is provided with a door 132 so that the user can easily move from the boarding table 120 to the extension table 126. In the present embodiment, the working table 134 is configured by the moving table 42, the boarding table 120, and the extension table 126.
【0041】搭乗台120を支持軸60の回りに旋回さ
せて搭乗台120をオーガ駆動機構12の側面に接近さ
せ、拡張台126をスライドさせて拡張台126をオー
ガ駆動機構12の前面側に張り出させる。よって、作業
者は搭乗台120から拡張台126に乗り移って、各出
力軸22a,22b,22cの接続作業を容易に行うこ
とができる。The board 120 is swiveled about the support shaft 60 to bring the board 120 close to the side of the auger drive mechanism 12, and the extension board 126 is slid to stretch the extension board 126 on the front side of the auger drive mechanism 12. Let out. Therefore, the operator can easily transfer the output shafts 22a, 22b, and 22c from the boarding table 120 to the extension table 126.
【0042】接続作業終了後は、作業者は搭乗台120
に乗り移り、拡張台126をスライドさせて、オーガ駆
動機構12の前面側から退避させる。そして、搭乗台1
20を支持軸60の回りに旋回させて、搭乗台120を
オーガ駆動機構12から離す。これにより、オーガ駆動
機構12を昇降させても、搭乗台120、拡張台126
に干渉することはない。After the connection work is completed, the worker moves to the boarding board 120.
The extension board 126 is slid and retracted from the front side of the auger drive mechanism 12. And boarding board 1
20 is pivoted about the support shaft 60 to separate the boarding platform 120 from the auger drive mechanism 12. Thus, even if the auger drive mechanism 12 is moved up and down, the boarding platform 120 and the extension platform 126
Does not interfere.
【0043】以上本発明はこの様な実施例に何等限定さ
れるものではなく、本発明の要旨を逸脱しない範囲にお
いて種々なる態様で実施し得る。As described above, the present invention is not limited to such embodiments at all, and can be implemented in various modes without departing from the gist of the present invention.
【0044】[0044]
【発明の効果】以上詳述したように本発明の杭施工機用
作業台昇降装置は、搭乗台から拡張台に乗り移って、施
工機構の正面で接続作業等の補助作業や、施工機構の保
守・点検作業等を容易に行うことができ、搭乗台を支持
軸の回りに旋回させることができるので施工機構を昇降
させても干渉することがないという効果を奏する。拡張
台を搭乗台に略直角に一体的に形成することにより、簡
単な構造で作業台を構成できる。拡張台を搭乗台に旋回
可能に支持することにより、拡張台を施工機構からより
遠くに離すことができる。As described above in detail, the work platform elevating device for a pile construction machine according to the present invention moves from the boarding platform to the extension platform, and performs auxiliary work such as connection work in front of the construction mechanism and maintenance of the construction mechanism. Inspection work and the like can be easily performed, and the boarding base can be turned around the support shaft, so that there is no interference even when the construction mechanism is moved up and down. By integrally forming the extension board with the boarding board at a substantially right angle, the worktable can be configured with a simple structure. By pivotally supporting the extension table on the boarding table, the extension table can be further separated from the construction mechanism.
【0045】また、拡張台を搭乗台に起立可能に支持す
ることにより、搭乗台を施工機構から離した際に、コン
パクトになる。拡張台を搭乗台にスライド可能に支持す
ることにより、拡張台を施工機構からより遠くに離すこ
とができる。更に、施工機構が複数軸を有するオーガ駆
動機構である場合には、特に、施工機構の正面側での接
続作業等が容易になる。In addition, by supporting the extension board on the board so as to be able to stand up, the board becomes compact when the board is separated from the construction mechanism. By supporting the extension base slidably on the boarding base, the extension base can be separated further from the construction mechanism. Further, in the case where the construction mechanism is an auger drive mechanism having a plurality of axes, the connection work or the like on the front side of the construction mechanism is particularly facilitated.
【図1】本発明の一実施例としての杭施工機用作業台昇
降装置を備えた杭施工機の正面図である。FIG. 1 is a front view of a pile construction machine provided with a work bench lifting device for a pile construction machine as one embodiment of the present invention.
【図2】本実施例のオーガ駆動機構の出力軸と掘削具と
の拡大正面図である。FIG. 2 is an enlarged front view of an output shaft and an excavator of the auger drive mechanism of the embodiment.
【図3】本実施例の杭施工機用作業台昇降装置の作業台
の拡大正面図である。FIG. 3 is an enlarged front view of a work table of the work table elevating device for a pile working machine according to the present embodiment.
【図4】本実施例の杭施工機用作業台昇降装置の作業台
の拡大平面図である。FIG. 4 is an enlarged plan view of a work table of the work table elevating device for a pile construction machine according to the present embodiment.
【図5】第2実施例の杭施工機用作業台昇降装置の作業
台の拡大平面図である。FIG. 5 is an enlarged plan view of a work table of a work table elevating device for a pile construction machine according to a second embodiment.
【図6】第3実施例の杭施工機用作業台昇降装置の作業
台の拡大平面図である。FIG. 6 is an enlarged plan view of a work table of a work table elevating device for a pile construction machine according to a third embodiment.
【図7】第3実施例の杭施工機用作業台昇降装置の作業
台の拡大正面図である。FIG. 7 is an enlarged front view of a work table of a work table elevating device for a pile construction machine according to a third embodiment.
【図8】第4実施例の杭施工機用作業台昇降装置の作業
台の拡大平面図である。FIG. 8 is an enlarged plan view of a work table of a work table elevating device for a pile working machine according to a fourth embodiment.
1…杭施工機本体 2…リーダ 8,10…第1ガイドレール 12…オーガ駆動機構 38,39…第2ガイドレール 42…移動台 56…作業台用ウインチ 58,80,100,120…搭乗台 60…支持軸 64,86,106,126…拡張台 70,94,114,134…作業台 DESCRIPTION OF SYMBOLS 1 ... Pile construction machine main body 2 ... Leader 8,10 ... First guide rail 12 ... Auger drive mechanism 38,39 ... Second guide rail 42 ... Moving platform 56 ... Work table winch 58,80,100,120 ... Boarding platform 60 ... Support shaft 64,86,106,126 ... Expansion table 70,94,114,134 ... Work table
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平9−125384(JP,A) 特開 平8−269959(JP,A) 特開 平6−173264(JP,A) 特開 平1−192917(JP,A) 実公 昭57−26926(JP,Y2) (58)調査した分野(Int.Cl.7,DB名) E02D 7/00 - 13/10 ────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-9-125384 (JP, A) JP-A-8-269959 (JP, A) JP-A-6-173264 (JP, A) JP-A-1- 192917 (JP, A) Jiko 57-26926 (JP, Y2) (58) Fields investigated (Int. Cl. 7 , DB name) E02D 7/ 00-13/10
Claims (6)
ドレールに沿って施工機構を昇降させる杭施工機におい
て、 前記第1ガイドレールと平行に前記リーダに設けられた
第2ガイドレールに沿って移動可能に支持された移動台
と、該移動台に旋回可能に支持された搭乗台と、該搭乗
台に支持され前記施工機構の前面側に張り出される拡張
台とを有する作業台を設け、 かつ、該作業台を昇降させる駆動機構を備えたことを特
徴とする杭施工機用作業台昇降装置。1. A pile construction machine that raises and lowers a construction mechanism along a first guide rail provided on a leader that is erected, comprising: a second guide rail that is provided on the leader in parallel with the first guide rail. A worktable having a movable table supported so as to be movable along, a boarding table pivotally supported by the movable table, and an extension table supported by the boarding table and extending to the front side of the construction mechanism. A work table lifting / lowering device for a pile construction machine, comprising: a driving mechanism provided for raising and lowering the work table.
かつ一体的に形成されたことを特徴とする請求項1記載
の杭施工機用作業台昇降装置。2. The extension platform is substantially perpendicular to the boarding platform.
The workbench elevating device for a pile construction machine according to claim 1, wherein the worktable elevating device is formed integrally.
支持されたことを特徴とする請求項1記載の杭施工機用
作業台昇降装置。3. The work table elevating device for a pile construction machine according to claim 1, wherein the extension table is pivotally supported by the boarding table.
支持されたことを特徴とする請求項1記載の杭施工機用
作業台昇降装置。4. The work table elevating device for a pile construction machine according to claim 1, wherein the extension table is supported by the boarding table so as to be able to stand up.
能に支持されたことを特徴とする請求項1記載の杭施工
機用作業台昇降装置。5. The apparatus according to claim 1, wherein the extension table is slidably supported by the boarding table.
駆動機構であることを特徴とする請求項1ないし請求項
5記載の杭施工機用作業台昇降装置。6. The work table lifting and lowering device for a pile construction machine according to claim 1, wherein the construction mechanism is an auger drive mechanism having a plurality of axes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22259696A JP2999724B2 (en) | 1996-08-23 | 1996-08-23 | Workbench elevating device for pile construction machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22259696A JP2999724B2 (en) | 1996-08-23 | 1996-08-23 | Workbench elevating device for pile construction machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH1060889A JPH1060889A (en) | 1998-03-03 |
JP2999724B2 true JP2999724B2 (en) | 2000-01-17 |
Family
ID=16784957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22259696A Expired - Lifetime JP2999724B2 (en) | 1996-08-23 | 1996-08-23 | Workbench elevating device for pile construction machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2999724B2 (en) |
-
1996
- 1996-08-23 JP JP22259696A patent/JP2999724B2/en not_active Expired - Lifetime
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JPH1060889A (en) | 1998-03-03 |
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