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    • 3. 发明授权
    • Longwall mining machine having pivoted cutter carriers
    • 长期采矿机械配套的切割机
    • US3804465A
    • 1974-04-16
    • US27500372
    • 1972-07-25
    • GEWERK EISENHUETTE WESTFALIA
    • OSTROP BHARHOFF KAN DER LIPPE WRASSMANN CHERMANN M
    • E21C27/32E21C27/34E21C27/35E21C35/12
    • E21C27/34E21C27/32E21C27/35E21C35/12
    • A coal plough composed of a beam carried by spaced-apart vertical supports disposed at the ends of the beam and engaging a guide plate at the mineral face side of the conveyor and by a further cantilever type support engaging a guide rail disposed at the stowage side of the conveyor. Tool carriers are attached to the mineral face side supports so as to pivot within a plane extending parallel to the axis of the beam. A spindle inclined downwardly towards the respective end of the beam is rotatably supported on each tool carrier. A floor cutter with mutually-perpendicular cutting edges intended for cutting the mineral face and the floor is mounted on each spindle so that rotation of the spindle will alter the cutting action effected by the floor cutter and hence control the operational position of the plough. Each tool carrier bears a set of staggered cutters and an inwardly-directed blade which serves as a skimming and loading tool in respect of these cutters. A mounting piece, which supports additional cutters, and a further blade are pivotably supported by each tool carrier and disposed above the first mentioned set of staggered cutters and the blade. The mounting piece and further blade are linked in an articulated manner so that one or other of these components can move to a working position.
    • 一种煤犁组成的梁,由横梁承载的横梁支撑,设置在梁的端部,并与输送机的矿物面侧的引导板接合,另一悬臂式支撑件与设置在装载侧的导轨接合 的输送机。 工具托架附接到矿物面侧支撑件,以在平行于梁的轴线延伸的平面内枢转。
    • 5. 发明授权
    • Coal plane with chain operated turning head
    • 煤平面带链条操作的转头
    • US4141593A
    • 1979-02-27
    • US802435
    • 1977-06-01
    • Ernst BraunGert Braun
    • Ernst BraunGert Braun
    • E21C27/32E21C27/35E21C27/34
    • E21C27/35
    • A coal plane for use against a coal face, comprises a plane body which has a plane guide. A plane chain is arranged in the plane guide and has chain ends engaged on respective sides of the plane body. A bit support is mounted in the plane body for pivotal movement about a vertical axis in a working direction toward the coal face. A horizontal control shaft, mounted orthogonally to the longitudinal direction of the plane chain on the plane body, is provided, to actuate the bit support. A turning head is mounted on a control shaft for rotation therewith and it operates between two spaced apart slide plates. A lever arm is secured to the control shaft for rotation therewith and a control chain mounted for reciprocating motion is engaged with the lever arm and is connected to the ends of the plane chain. The control chain acts on the plane body with a clearance of motion in order to transform a reciprocating movement of the control chain in dependence on the pulling direction of the plane chain during pivoting of the turning head on the control shaft into a pivotal movement of the bit support about its vertical axis in a working direction toward the coal face.
    • 用于煤面的煤平面包括具有平面引导件的平面体。 平面链布置在平面引导件中,并且具有接合在平面主体的相应侧上的链接端。 有一点支撑安装在平面体中,用于围绕垂直轴线在朝向煤面的工作方向上的枢转运动。 提供垂直于平面链上平面链的纵向方向安装的水平控制轴,以驱动钻头支承。 旋转头安装在控制轴上以与其一起旋转,并且其在两个间隔开的滑动板之间操作。 杠杆臂固定到控制轴上以与其一起旋转,并且用于往复运动的控制链与杠杆臂接合并连接到平面链的端部。 控制链作用在具有运动间隙的平面主体上,以便在控制轴上的转动头枢转到枢轴运动时,根据平面链的拉动方向转换控制链的往复运动 在朝向煤面的工作方向上的垂直轴的位置支撑。
    • 6. 发明申请
    • Plough for underground mining
    • 犁地下采矿
    • US20050151412A1
    • 2005-07-14
    • US11030677
    • 2005-01-06
    • Uwe TillessenNorbert HesseGerhard SiepenkortKlaus DuhnkeAdam Klabisch
    • Uwe TillessenNorbert HesseGerhard SiepenkortKlaus DuhnkeAdam Klabisch
    • E21C27/35E21C35/12E21C27/34
    • E21C35/12E21C27/35
    • A plough for underground mining, more specifically a coal plough, which plough has a plough body that is guided along a plough guide, whereas said plough body has at least one foot piece which receives a sliding skid. The sliding skid has at least one contact surface formed on its underside, which sliding surface slides on a rail of said plough guide when said sliding skid is in its operating position. According to the invention, said sliding skid has at least one wear inlay on an underside of said sliding skid, which wear inlay is preferably arranged in the area of the highest load. The sliding skid that is provided with the wear inlay according to the invention can withstand the high mechanical loads for a longer period of use than hitherto-known runners.
    • 用于地下采矿的犁,更具体地说是一种犁耕犁具有沿着犁引导件引导的犁体,而所述犁体具有至少一个接收滑动滑块的脚部件。 滑动滑道具有在其下侧形成的至少一个接触表面,当滑动滑块处于其操作位置时,滑动表面在所述犁引导件的轨道上滑动。 根据本发明,所述滑动滑动件在所述滑动滑块的下侧具有至少一个磨损嵌入件,该磨损嵌体优选地布置在最高负载的区域中。 根据本发明的具有磨损镶嵌物的滑动滑动件可以承受比迄今为止已知的跑步者更长的使用时间的高机械载荷。