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    • 4. 发明公开
    • 굴삭기의 버킷 회전장치
    • 挖掘机铲斗旋转装置
    • KR1020140021084A
    • 2014-02-20
    • KR1020120085839
    • 2012-08-06
    • 강완배
    • 유동석
    • E02F3/42E02F3/40
    • E02F3/3681B60Y2200/412E02F3/3686E02F3/42
    • The present invention relates to an excavator, which is construction machinery, and in particular, to a bucket rotating device of an excavator, which has a left-right rotator in a connection part of an arm and a bucket and is able to rotate the bucket to left and right. According to the present invention, the connection part of the arm and the bucket has a left-right rotator capable of rotating the bucket to left and right. The left-right rotator comprises a fixing structure (210) attached to the arm in the upper side and having a cylindrical guide bracket in the back and forth direction formed in the lower side; a rotary structure having a rotary bracket rotating to left and right in the state of being inserted into the guide bracket, formed in the upper side, and connected to the bucket in the lower side; and a fixing tool fixing the fixing structure and the rotary structure.
    • 本发明涉及一种作为施工机械的挖掘机,特别涉及一种挖掘机的铲斗旋转装置,该挖掘机在臂和铲斗的连接部分中具有左右旋转器,并且能够使铲斗 左右。 根据本发明,臂和铲斗的连接部分具有能够使铲斗左右旋转的左右旋转器。 左右旋转体包括固定结构(210),该固定结构(210)安装在上侧的臂上,并且在下侧形成有沿前后方向的圆柱形引导托架; 旋转构件,其具有旋转托架,其在插入到引导托架中的状态下左右旋转,形成在上侧,并且在下侧连接到铲斗; 以及固定固定结构和旋转结构的固定工具。
    • 6. 发明授权
    • 유압터닝 조인트 및 그를 이용한 건설기계용 작업장치
    • 유압터닝조인트및그를이용한건설기계용작업장
    • KR100407433B1
    • 2003-11-28
    • KR1020010056402
    • 2001-09-13
    • 최종선
    • 최종선
    • E02F3/36E02F9/12
    • E02F3/3677E02F3/3681
    • PURPOSE: Provided is a hydraulic turning joint and a working apparatus for constructional equipment to allow a smooth supply of oil for operation by reducing length of the joint. CONSTITUTION: The joint(100) comprises a housing(110) having couplers(111a,111b), axial bore(112) and a number of lateral hydraulic line couplers(113c,113d); a rotational axis(120) having a connection end(121), a number of top grooves(122a,122b) corresponding to the couplers(111a,111b), a number of peripheral grooves(123c,123d) corresponding to the couplers(113c,113d), bottom hydraulic line couplers(124a-124d) with the same numbers to the grooves(122a,122b,123c,123d) and inner passing-through holes(125a-125d) to flow the acting oil; and a connection component(130) to joint the axial bore(112) and the connection end(121) thereby to connect the rotational axis(120) and the housing(110).
    • 目的:提供一种用于施工设备的液压转动接头和工作装置,通过减小接头的长度而允许平稳供油操作。 构造:接头(100)包括具有联接器(111a,111b),轴向孔(112)和多个侧向液压管路联接器(113c,113d)的壳体(110); 具有连接端(121),对应于耦合器(111a,111b)的多个顶槽(122a,122b)的旋转轴(120),对应于耦合器(113c)的多个周边槽(123c,123d) (122a,122b,123c,123d)和内部贯通孔(125a-125d)中流动工作油的底部液压管路连接器(124a-124d) 和连接部件(130),以连接轴向孔(112)和连接端(121),从而连接旋转轴(120)和壳体(110)。
    • 9. 发明公开
    • 3차원 작업형 굴삭기
    • 具有三维工作平台的挖掘机
    • KR1020110034708A
    • 2011-04-06
    • KR1020090092090
    • 2009-09-29
    • 현대중공업 주식회사
    • 문승환
    • E02F3/42E02F9/20
    • E02F3/3681B60Y2200/412E02F3/38E02F9/14
    • PURPOSE: An excavator for a three-dimensional work is provided to efficiently perform an excavation work even in a narrow construction site by freely changing the excavation direction of a bucket. CONSTITUTION: An excavator for a three-dimensional work comprises an arm and a bucket unit(7). The arm is hinged on the end of a boom(5) of the excavator and is composed of a fixed arm(61) and a rotary arm(62). The fixed arm is hinged on the end of the boom. The rotary arm is connected to the fixed arm to be freely rotated by a rotation unit(63). The bucket unit is hinged on the end of the rotary arm and is operated by bucket operation cylinders(8).
    • 目的:提供一种三维作业用挖掘机,通过自由地改变铲斗的挖掘方向,即使在狭窄的施工现场也能有效地进行挖掘作业。 构成:用于三维作业的挖掘机包括臂和铲斗单元(7)。 臂铰接在挖掘机的悬臂(5)的端部上,并且由固定臂(61)和旋转臂(62)组成。 固定臂铰接在吊臂的末端。 旋转臂连接到固定臂,以通过旋转单元(63)自由旋转。 铲斗单元铰接在旋转臂的末端,由斗式操作缸(8)操作。