JPS6035656Y2 - Earthmoving vehicle arm fixing structure - Google Patents

Earthmoving vehicle arm fixing structure

Info

Publication number
JPS6035656Y2
JPS6035656Y2 JP3991980U JP3991980U JPS6035656Y2 JP S6035656 Y2 JPS6035656 Y2 JP S6035656Y2 JP 3991980 U JP3991980 U JP 3991980U JP 3991980 U JP3991980 U JP 3991980U JP S6035656 Y2 JPS6035656 Y2 JP S6035656Y2
Authority
JP
Japan
Prior art keywords
arm
connecting member
vehicle body
locking members
portions
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
Application number
JP3991980U
Other languages
Japanese (ja)
Other versions
JPS56144156U (en
Inventor
道男 野口
Original Assignee
株式会社クボタ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社クボタ filed Critical 株式会社クボタ
Priority to JP3991980U priority Critical patent/JPS6035656Y2/en
Publication of JPS56144156U publication Critical patent/JPS56144156U/ja
Application granted granted Critical
Publication of JPS6035656Y2 publication Critical patent/JPS6035656Y2/en
Expired legal-status Critical Current

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  • Shovels (AREA)
  • Component Parts Of Construction Machinery (AREA)

Description

【考案の詳細な説明】 本考案は、上下駆動揺動及び駆動屈伸自在な作業用アー
ムを、縦軸芯周りて回動及び固定自在に車体に取付けて
、前記アームを車体に対して張出した作業位置と近付い
た格納位置とに変位操作自在に構成した土工車のアーム
固定構造に関する。
[Detailed description of the invention] The present invention has a work arm that can be driven vertically, oscillates and can be bent and extended, is attached to the vehicle body so as to be rotatable and fixed around the vertical axis, and the arm is extended out from the vehicle body. This invention relates to an arm fixing structure for an earthmoving vehicle that is configured to be freely movable between a working position and a nearby storage position.

上記構造は、例えばホイール式バックホウ作業車を路上
走行させる場合等において、不測にアームが格納位置か
ら縦軸芯周りで回動する事による事故を防止するために
必要なものであるが、従来のものはいずれも、アームと
車体との連結及び連結解除操作が面倒であったり、構成
的に複雑であったり、連結時におけるアームのガタッキ
が大きかったり、そのガタッキを無くすためにアームを
回動させると操作が面倒であるばかりで無く危険になる
等の欠点があった。
The above structure is necessary to prevent accidents caused by the arm unexpectedly rotating around the vertical axis from the storage position when driving a wheeled backhoe vehicle on the road. In all cases, the operation of connecting and uncoupling the arm and the vehicle body is troublesome, the structure is complicated, the arm has a lot of wobble when connected, and the arm must be rotated to eliminate the wobble. This has disadvantages such as not only being troublesome to operate, but also dangerous.

本考案は、上記実情に鑑みて、操作的にも構成的にも簡
単で、しかも、ガタッキの少ない状態でアームを固定で
きる構造を提供する事を目的とする。
In view of the above-mentioned circumstances, it is an object of the present invention to provide a structure that is simple in terms of operation and construction, and can fix an arm with less wobbling.

次に、例示図により本考案の実施態様を説明する。Next, embodiments of the present invention will be described with reference to illustrative drawings.

ホイール式車体1に、原動部2の横側方から前方に張出
した状態でショベル装置3を付設すると共に、搭乗運転
部4の後方に位置させてバックホウ装置5を付設し、も
って、運搬作業、並びに、掘削等の土工作業を任意に行
える作業車を構成しである。
A shovel device 3 is attached to the wheeled vehicle body 1 in a state that extends forward from the side of the driving section 2, and a backhoe device 5 is attached to the wheeled vehicle body 1 so as to be located behind the boarding and driving section 4. In addition, it constitutes a work vehicle that can arbitrarily perform earthwork work such as excavation.

前記バックホウ装置5は、油圧シリンダ6aにより駆動
屈伸自在な作業用アーム7をブラケット8に対して油圧
シリンダ6bにより上下駆動揺動自在に取付けると共に
、アーム7の先端にパケット9を油圧シリンダ6cによ
り駆動回動自在に取付けて構成してあり、そして、車体
1に対してその横巾方向に摺動操作自在に取付けたホル
ダ10に、前記ブラケット8を油圧モータにより縦軸芯
周りて回動及び固定自在に取付けて、バックホウ装置5
の作業範囲を拡大すると共に、バックホウ装置5を、車
体1から張出した作業位置と、車体1に近付いた格納位
置とに変位操作自在に構成しである。
In the backhoe device 5, a working arm 7, which is driven by a hydraulic cylinder 6a and can be bent and extended, is attached to a bracket 8 so as to be vertically driven and swingable by a hydraulic cylinder 6b, and a packet 9 is driven at the tip of the arm 7 by a hydraulic cylinder 6c. The bracket 8 is rotatably attached to the holder 10, which is attached to the vehicle body 1 so as to be slidable in the width direction thereof, and the bracket 8 is rotated and fixed around the vertical axis by a hydraulic motor. Attach freely to backhoe equipment 5
In addition, the backhoe device 5 is configured to be freely movable between a working position protruding from the vehicle body 1 and a storage position close to the vehicle body 1.

第3図に示すように、はぼCの字状に形成した連結部材
12に対する一対の係止部材13.14を、両端が連結
されたほぼコの字状に形成した状態で車体1及びアーム
7の遊端側に各別に付設すると共に、アーム7格納位置
において接近並列すべく配置しである。
As shown in FIG. 3, a pair of locking members 13 and 14 for the connecting member 12 formed in a C-shape are connected to the vehicle body 1 and the arm in a state in which both ends are connected and are formed in a substantially U-shape. They are attached separately to the free end side of the arm 7, and are arranged close to each other in parallel at the storage position of the arm 7.

そして、係止部材13.14夫々に、連結部材12の両
端夫々に形成した係止部12a、12bに対して、受止
め作用する部分13a、14aと横側方への抜止め作用
する部分13b、14bとを備えさせ、抜止め作用部分
13b、14bを、アーム7格納位置においてかつ水平
方向視においてほぼハの字状になるべく配置してあり、
もって、連結部材12が連結状態において受止め作用部
分13a、14aに引掛った状態で垂下し、その連結作
用位置から連結部材12を上昇回動させた後で持上げる
と、連結部材12を抜め作用部分13b、14bから離
脱させられ、また、逆に操作すると連結を行うことがで
きるように構成しである。
The locking members 13 and 14 have portions 13a and 14a that act to receive the locking portions 12a and 12b formed at both ends of the connecting member 12, respectively, and a portion 13b that acts to prevent the locking members from coming off laterally. .
Therefore, when the connecting member 12 hangs down in the connected state while being hooked on the receiving action portions 13a and 14a, when the connecting member 12 is rotated upward from the connecting position and then lifted, the connecting member 12 is pulled out. It is configured so that it can be detached from the locking portions 13b and 14b, and can be connected by reverse operation.

尚、第4図に示すように、前記連結部材12をループ状
に形成すると共に、前記係止部材13゜14をほぼLの
字状に形成してもよく、連結部材12及び係止部材13
,14の形状や取付位置等の具体構造は各種変更可能で
ある。
Incidentally, as shown in FIG. 4, the connecting member 12 may be formed into a loop shape, and the locking member 13 and 14 may be formed into a substantially L-shape, so that the connecting member 12 and the locking member 13
, 14 can be modified in various ways, such as the shape and mounting position.

また、本考案は、バックホウ専用車やフェイスショベル
等の各種土工車に適用できる。
Furthermore, the present invention can be applied to various earthmoving vehicles such as backhoe-only vehicles and face shovels.

以上要するに、本考案は、官記土工車のアーム固定構造
を構成するに、連結部材12に対する一対の係止部材1
3,14を、前記アーム7の遊端側及び車体1に各別に
付設すると共に、前記アーム7格納位置において接近並
列すべく配置し、前記連結部材12の両端側突々に形成
した係止部12a、12bに対して受止め作用する部分
13a、14aと横側方への抜止め作用する部分13b
、14bとを前記係止部材13.14夫々に備えさせ、
前記抜止め作用部分13b、14bを、前記アーム7格
納位置においてかつ水平方向視においてほぼハの字状に
なるべくに配置し、前記連結部材12を、前記係止部1
2a、12bが前記受止め作用部分13a、14aに引
掛った状態で垂下する連結作用位置から、上昇回動操作
及び持上げ操作によって前記抜止め作用部分13b、1
4bから離脱可能な位置に変位可能に構成しである事を
特徴とする。
In summary, the present invention comprises a pair of locking members 1 to the connecting member 12 to configure the arm fixing structure of the official earthmoving vehicle.
3 and 14 are separately attached to the free end side of the arm 7 and the vehicle body 1, and are arranged so as to be close to each other in parallel at the storage position of the arm 7, and locking portions are formed sharply on both ends of the connecting member 12. Portions 13a and 14a that act to catch 12a and 12b, and portion 13b that acts to prevent them from coming off laterally.
, 14b on each of the locking members 13.14,
The retaining portions 13b and 14b are arranged in the arm 7 retracted position and in a substantially V-shape when viewed in a horizontal direction, and the connecting member 12 is connected to the locking portion 1.
From the connection action position where 2a, 12b hangs down on the receiving action parts 13a, 14a, the retaining action parts 13b, 1 are lifted by an upward rotation operation and a lifting operation.
It is characterized by being configured so that it can be displaced to a position where it can be removed from 4b.

すなわち、例えば、前記連結部材12をほぼCの字状に
形成すると共に、前記係止部材13,14夫々を、両端
が連結されたほぼコの字状の形成したり、あるいは、前
記連結部材12をループ状に形成すると共に、前記係止
部材13.14をほぼLの字状に形成したりする等の簡
単な構成でもって、かつ、単に連結部材12を上下動及
び回動させるだけの簡単な操作でもって、アーム7を車
体1に対して連結及び連結解除でき、その上、抜止め作
用部分13b、14bがほぼハの字状に配置しであるが
故に、両係止部材13.14に対して連結部材12の差
込み及び抜取りが容易であるにもかかわらず、連結状態
では、アーム7のガタッキの少ない状態にてき、かつ、
連結部材12が外れにくい状態にでき、全体として、操
作面、経済面及び機能面の全てにおいて有利なアーム固
定構造が得られた。
That is, for example, the connecting member 12 may be formed into a substantially C-shape, and each of the locking members 13 and 14 may be formed into a substantially U-shape with both ends connected. is formed into a loop shape, and the locking members 13 and 14 are formed into a substantially L-shape, and the connecting member 12 is simply moved up and down and rotated. The arm 7 can be connected and disconnected from the vehicle body 1 by a simple operation, and since the retaining portions 13b and 14b are arranged in a substantially V-shape, both the locking members 13 and 14 Although it is easy to insert and remove the connecting member 12 from the connecting member 12, the arm 7 is in a state where there is little wobbling in the connected state, and
The connecting member 12 can be made difficult to come off, and as a whole, an arm fixing structure that is advantageous in terms of operation, economy, and function has been obtained.

【図面の簡単な説明】[Brief explanation of drawings]

図面は本考案に係る土工車のアーム固定構造の実施の態
様を例示し、第1図は土工車の概略側面図、第2図は土
工車の概略平面図、第3図は要部の斜視図、第4図は変
形例を示す要部の斜視図である。 1・・・・・・車体、7・・・・・・作業用アーム、1
2・・・・・・連活部材、12 a、 12 b・・
−−−−係止部、13,14・・・・・・係止部材、1
3at14a・・・・・・受止め作用部分、 13b。 14b・・・・・・抜止め作用部分。
The drawings illustrate an embodiment of the arm fixing structure for an earthmoving vehicle according to the present invention, and FIG. 1 is a schematic side view of the earthmoving vehicle, FIG. 2 is a schematic plan view of the earthmoving vehicle, and FIG. 3 is a perspective view of the main parts. FIG. 4 is a perspective view of a main part showing a modified example. 1... Vehicle body, 7... Working arm, 1
2... Linked members, 12 a, 12 b...
----Locking part, 13, 14...Locking member, 1
3at14a...Receiving action part, 13b. 14b... Removal preventing part.

Claims (1)

【実用新案登録請求の範囲】 ■ 上下駆動揺動及び駆動屈伸自在な作業用アーム7を
、縦軸芯周りで回動及び固定自在に車体1に取付けて、
前記アーム7を車体1に対して張出した作業位置と近付
いた格納位置とに変位操作自在に構成した土工車のアー
ム固定構造であって、連結部材12に対する一対の係止
部材13.14を、前記アーム7の遊端側及び車体1に
各別に付設すると共に、前記アーム7格納位置において
接近並列すべく配置し、前記連結部材12の両端側夫々
に形威した係止部12a、12bに対して受止め作用す
る部分13a、14aと横側方への抜止め作用する部分
13b、14bとを前記係止部材13.14夫々に備え
させ、前記抜止め作用部分13b、14bを、前記アー
ム7格納位置においてかつ水平方向視においてほぼハの
字状になるべく配置し、前記連結部材12を、前記係止
部材12a、12bが前記受止め作用部分13a、14
aに引掛った状態で垂下する連結作用位置から、上昇回
動操作及び持上げ操作によって前記抜止め作用部分13
b、14bから離脱可能な位置に変位可能に構成しであ
る事を特徴とする土工車のアーム固定構造。 ■ 前記連結部材12をほぼCの字状に形成すると共に
、前記係止部材13.14夫々を、両端が連結されたほ
ぼコの字状の形威しである事を特徴とする実用新案登録
請求の範囲第■項に記載の構造。 ■ 前記連結部材12をループ状に形成すると共に、前
記係止部材13.14をほぼLの字状に形威しである事
を特徴とする実用新案登録請求の範囲第■項に記載の構
造。
[Scope of Claim for Utility Model Registration] ■ A work arm 7 that can be driven vertically, oscillates and can be bent and extended is attached to the vehicle body 1 so as to be rotatable and fixed around the vertical axis,
An arm fixing structure for an earthmoving vehicle in which the arm 7 is configured to be freely displaceable between a working position extending from the vehicle body 1 and a retracting position approaching the vehicle body 1, in which a pair of locking members 13 and 14 for the connecting member 12 are provided. The locking portions 12a and 12b are separately attached to the free end side of the arm 7 and the vehicle body 1, and are arranged close to each other in parallel at the storage position of the arm 7, and are formed on both ends of the connecting member 12, respectively. Each of the locking members 13 and 14 is provided with portions 13a and 14a that act as a receiving member and portions 13b and 14b that act as a lateral locking member. In the retracted position, the connecting member 12 is arranged in a substantially V-shape when viewed in the horizontal direction, and the locking members 12a, 12b are arranged in the receiving action portions 13a, 14.
From the connection action position where it hangs down while being hooked to a, the detachment prevention action portion 13 is lifted by an upward rotation operation and a lifting operation.
An arm fixing structure for an earthmoving vehicle, characterized in that it is configured to be movable to a position where it can be detached from 14b and 14b. (2) Registration of a utility model characterized in that the connecting member 12 is formed in a substantially C-shape, and each of the locking members 13 and 14 has a substantially U-shaped shape with both ends connected. The structure according to claim 2. (2) The structure according to claim (2) of the utility model registration claim, wherein the connecting member 12 is formed in a loop shape, and the locking members 13, 14 are approximately L-shaped. .
JP3991980U 1980-03-25 1980-03-25 Earthmoving vehicle arm fixing structure Expired JPS6035656Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3991980U JPS6035656Y2 (en) 1980-03-25 1980-03-25 Earthmoving vehicle arm fixing structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3991980U JPS6035656Y2 (en) 1980-03-25 1980-03-25 Earthmoving vehicle arm fixing structure

Publications (2)

Publication Number Publication Date
JPS56144156U JPS56144156U (en) 1981-10-30
JPS6035656Y2 true JPS6035656Y2 (en) 1985-10-23

Family

ID=29635348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3991980U Expired JPS6035656Y2 (en) 1980-03-25 1980-03-25 Earthmoving vehicle arm fixing structure

Country Status (1)

Country Link
JP (1) JPS6035656Y2 (en)

Also Published As

Publication number Publication date
JPS56144156U (en) 1981-10-30

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