JPS6110353U - Double swing backhoe swing drive mechanism - Google Patents

Double swing backhoe swing drive mechanism

Info

Publication number
JPS6110353U
JPS6110353U JP9306184U JP9306184U JPS6110353U JP S6110353 U JPS6110353 U JP S6110353U JP 9306184 U JP9306184 U JP 9306184U JP 9306184 U JP9306184 U JP 9306184U JP S6110353 U JPS6110353 U JP S6110353U
Authority
JP
Japan
Prior art keywords
swing
drive mechanism
backhoe
double
body frame
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
Application number
JP9306184U
Other languages
Japanese (ja)
Other versions
JPH0352281Y2 (en
Inventor
陽一 折口
Original Assignee
株式会社ジャパニック
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 株式会社ジャパニック filed Critical 株式会社ジャパニック
Priority to JP9306184U priority Critical patent/JPS6110353U/en
Publication of JPS6110353U publication Critical patent/JPS6110353U/en
Application granted granted Critical
Publication of JPH0352281Y2 publication Critical patent/JPH0352281Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shovels (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は、本考案による旋回駆動機構を有する二重旋回
バツクホーの全体側面図。 第２図は、同油圧動力及び制御機構を示すブロック図。 第３図は、同油圧回路図。 Ｂ：掘削作業部、２：走行フレーム、４：機体フレーム
、７：上部回転台、１４，１５：上部１下部旋回油圧モ
ータ、２８，２９：上部・下部旋回油圧ポンプ。FIG. 1 is an overall side view of a double-swinging backhoe having a swinging drive mechanism according to the present invention. FIG. 2 is a block diagram showing the hydraulic power and control mechanism. Figure 3 is the same hydraulic circuit diagram. B: Excavation work section, 2: Traveling frame, 4: Airframe frame, 7: Upper rotating table, 14, 15: Upper 1 lower swing hydraulic motor, 28, 29: Upper/lower swing hydraulic pump.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 走行フレーム２上に機体フレーム４を、下部旋回油圧モ
ータ１５により左右旋回自在に枢支し、同機体フレーム
４上に掘削作業部Ｂを支持した上部回転台７を上部旋回
油圧モータ１４により左右旋回自在に枢支連設し７、上
下部旋回油圧モータ１４，１５をそれぞれ個別に上下部
旋回油圧ポンプ２８．２９に連通連結せしめ、しかも同
ポンプ２８，２９の吐出量を２：１の割合に設定して上
部回転台７と機体フレーム４との旋回速度比が２：１と
なるように構成してなる二重旋回バックホーの旋回駆動
機構。A body frame 4 is pivotally supported on the traveling frame 2 by a lower swing hydraulic motor 15 so as to be able to swing left and right, and an upper rotary table 7 supporting an excavation work section B on the same body frame 4 is pivoted left and right by the upper swing hydraulic motor 14. The upper and lower swing hydraulic motors 14 and 15 are independently connected to the upper and lower swing hydraulic pumps 28 and 29, and the discharge amounts of the pumps 28 and 29 are set at a ratio of 2:1. A swing drive mechanism for a double swing backhoe configured such that the swing speed ratio between an upper rotating table 7 and a body frame 4 is 2:1.
JP9306184U 1984-06-20 1984-06-20 Double swing backhoe swing drive mechanism Granted JPS6110353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9306184U JPS6110353U (en) 1984-06-20 1984-06-20 Double swing backhoe swing drive mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9306184U JPS6110353U (en) 1984-06-20 1984-06-20 Double swing backhoe swing drive mechanism

Publications (2)

Publication Number Publication Date
JPS6110353U true JPS6110353U (en) 1986-01-22
JPH0352281Y2 JPH0352281Y2 (en) 1991-11-12

Family

ID=30650401

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9306184U Granted JPS6110353U (en) 1984-06-20 1984-06-20 Double swing backhoe swing drive mechanism

Country Status (1)

Country Link
JP (1) JPS6110353U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6361548A (en) * 1986-09-01 1988-03-17 Hitachi Terekomu Technol:Kk Charging system for call transfer communication

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167602A (en) * 1974-12-06 1976-06-11 Kubota Ltd ZENSENKAIGATAKUTSUSAKUSOCHI
JPS5766238A (en) * 1980-10-01 1982-04-22 Mitsuhiro Kishi Excavator
JPS57127036A (en) * 1981-01-31 1982-08-07 Mitsuhiro Kishi Driving mechanism for excavator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167602A (en) * 1974-12-06 1976-06-11 Kubota Ltd ZENSENKAIGATAKUTSUSAKUSOCHI
JPS5766238A (en) * 1980-10-01 1982-04-22 Mitsuhiro Kishi Excavator
JPS57127036A (en) * 1981-01-31 1982-08-07 Mitsuhiro Kishi Driving mechanism for excavator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6361548A (en) * 1986-09-01 1988-03-17 Hitachi Terekomu Technol:Kk Charging system for call transfer communication

Also Published As

Publication number Publication date
JPH0352281Y2 (en) 1991-11-12

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