JPS5944467B2 - Swivel type power working machine - Google Patents
Swivel type power working machineInfo
- Publication number
- JPS5944467B2 JPS5944467B2 JP24945583A JP24945583A JPS5944467B2 JP S5944467 B2 JPS5944467 B2 JP S5944467B2 JP 24945583 A JP24945583 A JP 24945583A JP 24945583 A JP24945583 A JP 24945583A JP S5944467 B2 JPS5944467 B2 JP S5944467B2
- Authority
- JP
- Japan
- Prior art keywords
- machine frame
- mounting bracket
- frame body
- bracket
- power working
- 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
Links
- 238000009412 basement excavation Methods 0.000 description 18
- 238000005553 drilling Methods 0.000 description 3
- 101150006257 rig-4 gene Proteins 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
- E02F3/382—Connections to the frame; Supports for booms or arms
- E02F3/384—Connections to the frame; Supports for booms or arms the boom being pivotable relative to the frame about a vertical axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Shovels (AREA)
Description
【発明の詳細な説明】 本発明は旋回型動力作業機に関するものである。[Detailed description of the invention] The present invention relates to a swing type power working machine.
従来、バックホー等旋回型動力作業機においては、第６
図に示すように、掘削装置ａが機枠本体すとの間に連結
体Ｃを介して左右方向にスイング回動可能に取付けられ
ているが、掘削装置ａのスイング回動の固定が充分にで
きないばかシか、同掘削装置ａを任意のスイング回動位
置まで移動せしめた状態での掘削作業が行い難かった。Conventionally, in swing-type power working machines such as backhoes, the sixth
As shown in the figure, the excavator a is installed between the machine frame body and the main body of the machine via a connecting body C so that it can swing in the left and right direction, but the swing rotation of the excavator a is not sufficiently fixed. Perhaps it was impossible to do so, but it was difficult to perform excavation work with the excavator a moved to an arbitrary swing rotation position.
本発明では、掘削装置の基部を枢支するための前面を開
口したコ字状の取付金具の後部に支点ブラケットを突設
すると共に、同取付金具の左右側に連結座をそれぞれ突
設し、枢支ブラケットを機枠本体に左右スイング回動自
在に枢支すると共に、連結座と機枠本体との間には伸縮
部材及び取外し自在の固定枠をそれぞれ介装することに
より、掘削装置のスイング回動の固定を充分に行い得る
と共に、かかる掘削装置のスイング回動及び同回動の固
定を行う機構を掘削装置の基部に収約化して掘削作業時
に同機構が破損せぬようにした旋回型動力作業機に関す
るものである。In the present invention, a fulcrum bracket is provided protruding from the rear of a U-shaped mounting bracket with an open front surface for pivotally supporting the base of the excavation equipment, and connecting seats are protruded from the left and right sides of the mounting bracket, respectively. By pivoting the pivot bracket to the machine frame body so that it can swing left and right, and by interposing a telescoping member and a removable fixed frame between the connecting seat and the machine frame body, the swing of the excavation rig is improved. A swing system that can sufficiently fix the rotation, and also integrates the swing rotation of the excavation rig and the mechanism for fixing the same rotation into the base of the excavation rig so that the mechanism will not be damaged during excavation work. This relates to type power working machines.
以下本発明の実施の態様を例示図面について詳述すると
、１は動力作業機の機枠本体でクローラ方走行装置２の
上部に旋回自在に載置されている。Hereinafter, embodiments of the present invention will be described in detail with reference to illustrative drawings. Reference numeral 1 denotes a machine frame body of a power working machine, which is rotatably mounted on the upper part of a crawler traveling device 2.
３は機枠本体１の前部に固着した側面コ字状のブラケッ
トで掘削装置４の基部５を枢着している。Reference numeral 3 denotes a side U-shaped bracket fixed to the front part of the machine frame body 1, to which the base 5 of the excavating device 4 is pivotally attached.
６は掘削装置４の主ブームである。6 is the main boom of the drilling rig 4.
７は主ブーム６の基端を枢支すべき、前面を開口したコ
字状の取付金具であり、同取付金具の前記枢支を中心に
掘削装置４を昇降自在としている。Reference numeral 7 denotes a U-shaped mounting bracket with an open front surface, which supports the base end of the main boom 6, and allows the excavation device 4 to move up and down around the pivot of the mounting bracket.
またかかる取付金具７の後背板７−１に支点ブラケット
２３を突設し、同支点ブラケット２３を前記機枠本体１
の前部に固着したブラケット３に支点ピン８を介して枢
支することにより、掘削装置４を機枠本体１の前部で支
点ピン８を中心に左右スイング回動自在としている。Further, a fulcrum bracket 23 is protruded from the rear back plate 7-1 of the mounting bracket 7, and the fulcrum bracket 23 is attached to the machine frame main body 1.
By being pivotally supported via a fulcrum pin 8 to a bracket 3 fixed to the front part of the machine frame body 1, the excavating apparatus 4 can freely swing left and right around the fulcrum pin 8 at the front part of the machine frame body 1.
９は取付金具７の左側板７−２に突設する左連結座で機
枠本体１に基部を装着した伸縮部材例えば油圧シリンダ
ー１０の連杆１１の先端部を枢支している。Reference numeral 9 denotes a left connecting seat protruding from the left side plate 7-2 of the mounting bracket 7, and pivotally supports the tip of a connecting rod 11 of a telescopic member, such as a hydraulic cylinder 10, whose base is attached to the machine frame body 1.
１２は取付金具７の右側板７−３に突設する右連結座で
該連結座１２には機枠本体に回動自在に枢着した固定枠
１８先端を連結自在としている。Reference numeral 12 denotes a right connecting seat protruding from the right side plate 7-3 of the mounting bracket 7, and the leading end of a fixed frame 18 rotatably pivoted to the machine frame body can be connected to the connecting seat 12.
また連結座９，１２はいずれも支点ブラケット２３よシ
前方に位置せしめている。Further, both the connecting seats 9 and 12 are located in front of the fulcrum bracket 23.
そして、前記主ブーム６などの掘削装置４全体をブラｄ
ット３に対して左右に移動させる場合には取付金具７の
連結座１２より固定枠１３を取外して機枠本体１に突設
する取付座１４に連結して格納するものである。Then, the entire excavation equipment 4 including the main boom 6 is removed.
When moving left and right with respect to the machine frame body 3, the fixed frame 13 is removed from the connecting seat 12 of the mounting bracket 7 and connected to the mounting seat 14 protruding from the machine frame body 1 for storage.
また、１５及び１６は油圧シリンダー１０に設ける油圧
配管、１７は固定枠１３の先端に嵌装する連結ピン、１
８は主ブーム６の基部を取付金具７に枢着する支点ピン
である。Further, 15 and 16 are hydraulic pipes provided in the hydraulic cylinder 10, 17 is a connecting pin fitted to the tip of the fixed frame 13, and 1
Reference numeral 8 denotes a fulcrum pin that pivotally connects the base of the main boom 6 to the mounting bracket 7.
また、１９は走行装置２に対して機枠本体１を旋回せし
める旋回用油圧モーター、２０は旋回中心部である。Further, 19 is a turning hydraulic motor for turning the machine frame body 1 relative to the traveling device 2, and 20 is a turning center portion.
２８は機枠本体１の後部に搭載するエンジン、２２は運
転車用キャビンである。28 is an engine mounted at the rear of the machine frame body 1, and 22 is a cabin for the driver.
本発明は上記のような構成であって、従って、機枠本体
１の正面の中心部に掘削装置４を位置させて掘削作業を
行う場合は第３図に示す如く油圧シリンダー１０にて取
付金具７を機体中心に位置させて該取付金具７の右側面
の連結座１２に固定枠１３を連結ピン１７にて連結する
。The present invention has the above-mentioned configuration. Therefore, when performing excavation work by positioning the excavating device 4 at the center of the front of the machine frame body 1, the mounting bracket is attached to the hydraulic cylinder 10 as shown in FIG. 7 is located at the center of the fuselage, and the fixing frame 13 is connected to the connecting seat 12 on the right side of the mounting bracket 7 with a connecting pin 17.
従って、機枠本体１と主ブーム等の掘削装置４は一体と
なって旋回し、掘削装置４が上下に昇降することによっ
て第２図に示すような掘削作業ができるものである。Therefore, the machine frame body 1 and the excavating device 4 such as the main boom rotate together, and the excavating device 4 moves up and down to perform excavation work as shown in FIG. 2.
そして、掘削作業現場が狭くて機枠本体１の旋回が不可
能なところでは、機枠本体１は固定にして取付金具７の
連結座１２に嵌装した連結ピン１７を抜いて固定枠１３
を時計方向に回転させて別に設ける取付座１４に連結す
る。If the excavation work site is narrow and the machine frame main body 1 cannot be rotated, the machine frame main body 1 is fixed and the connecting pin 17 fitted in the connecting seat 12 of the mounting bracket 7 is pulled out and the fixed frame 1 is removed.
is connected to a separately provided mounting seat 14 by rotating it clockwise.
そして、第４図に示す如く油圧シリンダー１０の油圧配
管１５．１６に適宜加圧作動油を導いて該油圧シリンダ
ー１０の連杆１１を伸縮させる。Then, as shown in FIG. 4, pressurized hydraulic oil is appropriately introduced into the hydraulic pipes 15 and 16 of the hydraulic cylinder 10 to extend and contract the connecting rod 11 of the hydraulic cylinder 10.
そして、主ブーム側を支点ピン８を中心に左右に移動せ
しめるものである。The main boom side is then moved left and right around the fulcrum pin 8.
また、第５図に示す如く機枠本体１を走行装置に対して
旋回させながら且つ主ブーム側を機枠本体１に対して左
右に回動させて掘削作業を行うことも可能である。Further, as shown in FIG. 5, it is also possible to perform excavation work by rotating the machine frame body 1 with respect to the traveling device and by rotating the main boom side to the left and right with respect to the machine frame body 1.
また、掘削装置４の主ブーム６の基部を枢支すべき取付
金具７に支点ブラケット２３及び連結座９．１２を取付
けたので伸縮部材１０及び固定枠１３が掘削装置４０基
部に収約化され、掘削作業の際に伸縮部材１０及び固定
枠１３への土砂の跳ね上がりがなくかかる部材の破損を
防止しうるものである。In addition, since the fulcrum bracket 23 and the connecting seat 9.12 are attached to the mounting bracket 7 that supports the base of the main boom 6 of the excavation rig 4, the telescopic member 10 and the fixed frame 13 are integrated into the base of the excavation rig 40. During excavation work, earth and sand will not splash onto the telescopic member 10 and the fixed frame 13, thereby preventing damage to these members.
本発明によれば、掘削装置の主ブームの基部を枢支する
ための、前面を開口したコ字状の取付金具の後部に支点
ブラケットを突設すると共に、同取付金具の左右側に左
右連結座をそれぞれ突設し、枢支ブラケットを機枠本体
に左右スイング回動自在に枢支すると共に、左右連結座
と機枠本体との間には伸縮部材及び取外し自在の固定枠
をそれぞれ介装したので掘削装置のスイング回動及び同
回動の固定を行う機構を掘削装置の基部に収約化でき、
掘削作業時に同機構の破損を防止しうるという効果を奏
する。According to the present invention, a fulcrum bracket is provided protruding from the rear of a U-shaped mounting bracket with an open front for pivotally supporting the base of the main boom of an excavation equipment, and left and right connections are provided on the left and right sides of the mounting bracket. Each seat is provided in a protruding manner, and the pivot bracket is pivotally supported on the machine frame body so as to be able to swing left and right, and a telescoping member and a removable fixed frame are respectively interposed between the left and right connecting seats and the machine frame body. Therefore, the mechanism for swinging and fixing the swing rotation of the drilling rig can be integrated into the base of the drilling rig.
This has the effect of preventing damage to the mechanism during excavation work.
図面は本発明の一実施例を示すものであって、第１図は
本発明を装備する動力掘削機の全体側面図、第２図は同
平面図、第３図及び第４図は本発明要部の拡大平面図、
第５図は作動状態を示す平面図、第６図は従来型を示す
平面図である。
１・・・機枠本体、２・・・走行装置、３・・・ブラケ
ット、４・・・掘削装置、７・・・取付金具、９・・・
左連結座、１０伸縮部材、１２・・・右連結座、１３・
・・固定枠、２３・・・支点ブラケット。The drawings show one embodiment of the present invention, in which Fig. 1 is an overall side view of a power excavator equipped with the present invention, Fig. 2 is a plan view thereof, and Figs. 3 and 4 are illustrations of the present invention. Enlarged plan view of main parts,
FIG. 5 is a plan view showing the operating state, and FIG. 6 is a plan view showing the conventional type. DESCRIPTION OF SYMBOLS 1... Machine frame body, 2... Traveling device, 3... Bracket, 4... Excavation device, 7... Mounting bracket, 9...
Left connecting seat, 10 telescopic member, 12... right connecting seat, 13.
... Fixed frame, 23... Fulcrum bracket.
Claims (1)
枠本体１前方に掘削装置４を上下回動自在に装着した旋
回動力作業機において、掘削装置４基部を、前面開口の
略コ字状の取付金具７に枢支すると共に、同略コ字状の
取付金具７のコ字状後背板７−１に支点ブラケット２３
を突設し、同ブラケット２３を介して取付金具７を機枠
本体１前面に枢支し、しかも、略コ字状の取付金具７の
コ字状左右側板？−２，７−３に、それぞれ左右連結座
９，１２を突設し、同連結座９，１２に基端を機枠本体
１にそれぞれ連結した伸縮部材１０と固定枠１３との各
先端をそれぞれ連結してなる旋回型動力作業機。1 In a swing power working machine in which the machine frame body 1 is rotatably mounted on the traveling device 2 and the excavator 4 is mounted in front of the machine frame body 1 so as to be movable up and down, the base of the excavator 4 is attached to the front opening. A fulcrum bracket 23 is pivotally supported on the substantially U-shaped mounting bracket 7, and is attached to the U-shaped rear back plate 7-1 of the substantially U-shaped mounting bracket 7.
The mounting bracket 7 is pivotally supported on the front surface of the machine frame main body 1 via the bracket 23, and the U-shaped left and right side plates of the substantially U-shaped mounting bracket 7 are provided in a protruding manner. -2 and 7-3, respectively, have left and right connecting seats 9 and 12 protrudingly provided, and the ends of the extensible member 10 and the fixed frame 13, whose base ends are connected to the machine frame body 1, are connected to the connecting seats 9 and 12, respectively. Swivel type power working machine that is connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24945583A JPS5944467B2 (en) | 1983-12-26 | 1983-12-26 | Swivel type power working machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24945583A JPS5944467B2 (en) | 1983-12-26 | 1983-12-26 | Swivel type power working machine |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49126970A Division JPS5819822B2 (en) | 1974-11-01 | 1974-11-01 | Swivel type power working machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59130928A JPS59130928A (en) | 1984-07-27 |
| JPS5944467B2 true JPS5944467B2 (en) | 1984-10-30 |
Family
ID=17193213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24945583A Expired JPS5944467B2 (en) | 1983-12-26 | 1983-12-26 | Swivel type power working machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5944467B2 (en) |
-
1983
- 1983-12-26 JP JP24945583A patent/JPS5944467B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59130928A (en) | 1984-07-27 |
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