Hard material insert and core bit
    1.
    发明授权
    Hard material insert and core bit 有权
    硬质材料插入和芯钻头

    公开(公告)号:US08186460B2

    公开(公告)日:2012-05-29

    申请号:US12381267

    申请日:2009-03-09

    IPC分类号: E21B10/46

    摘要: A segmental hard material insert for a working tool has a planar polycrystalline diamond layer (13) having, in its layer plane, a main cutting element (16, 36) and a contact edge (15) located opposite the main cutting element, with the main cutting element (16, 36) having two, facing outwardly, convex cutting sections (17, 27; 37, 47) and a smooth, facing outwardly, concave transitional region (19; 39, 49) connecting the two convex cutting sections (17, 27; 37, 47), and with the apex (20; 40) of the transitional region (19; 39, 47) being located on a central line of the main cutting element (16; 36).

    摘要翻译: 用于工作工具的节段硬质材料插入件具有平面多晶金刚石层(13),其在其层平面中具有主切割元件(16,36)和与主切割元件相对定位的接触边缘(15),其中 主切割元件(16,36)具有两个面向外的凸形切割部分(17,27,37,47)和连接两个凸形切割部分的平滑的面向外的凹形过渡区域(19; 39,49) 过渡区域(19; 39,47)的顶点(20; 40)位于主切割元件(16; 36)的中心线上。

    Hard material insert
    2.
    发明申请
    Hard material insert 有权
    硬质材料插入

    公开(公告)号:US20090242278A1

    公开(公告)日:2009-10-01

    申请号:US12381267

    申请日:2009-03-09

    摘要: A segmental hard material insert for a working tool has a planar polycrystalline diamond layer (13) having, in its layer plane, a main cutting element (16, 36) and a contact edge (15) located opposite the main cutting element, with the main cutting element (16, 36) having two, facing outwardly, convex cutting sections (17, 27; 37, 47) and a smooth, facing outwardly, concave transitional region (19; 39, 49) connecting the two convex cutting sections (17, 27; 37, 47), and with the apex (20; 40) of the transitional region (19; 39, 47) being located on a central line of the main cutting element (16; 36).

    摘要翻译: 用于工作工具的节段硬质材料插入件具有平面多晶金刚石层(13),其在其层平面中具有主切割元件(16,36)和与主切割元件相对定位的接触边缘(15),其中 主切割元件(16,36)具有两个面向外的凸形切割部分(17,27,37,47)和连接两个凸形切割部分的平滑的面向外的凹形过渡区域(19; 39,49) 过渡区域(19; 39,47)的顶点(20; 40)位于主切割元件(16; 36)的中心线上。

    Drill and production method
    3.
    发明申请
    Drill and production method 有权
    钻和生产方法

    公开(公告)号:US20110020085A1

    公开(公告)日:2011-01-27

    申请号:US12804353

    申请日:2010-07-20

    IPC分类号: B23B51/00 B21K5/04

    CPC分类号: B28D1/146 B23B2222/28

    摘要: A drill having a drill head (11) made of hard metal and a shaft (12) or a coupling piece (16) made of a sintered iron alloy. The hard metal is joined in the form of a material connection to the sintered iron alloy by a sintering process.

    摘要翻译: 具有由硬质金属制成的钻头(11)和由铁(12)制成的钻头或由烧结铁合金制成的联接件(16)的钻头。 硬质合金通过烧结工艺与烧结铁合金材料连接。

    Rock drill
    5.
    发明授权
    Rock drill 有权
    摇滚钻

    公开(公告)号:US06283232B1

    公开(公告)日:2001-09-04

    申请号:US09528598

    申请日:2000-03-20

    IPC分类号: E21B1040

    摘要: A rock drill including a drill stem (2), major cutting edges (5, 6) extending substantially over a diameter of the drill stem (2) and projecting beyond the end face (3) of the drill stem, and at least one minor cutting edge (9, 10) extending substantially in a radial direction and provided on at least one elongate cutting body (7, 8) which projects beyond the end face (3), with the minor cutting edge (9, 10) being located, at a contemplated rotational direction (R) of the drill (1) about the drill axis (A), in front of a corresponding major cutting edge (5, 6) adjacent to a main discharge groove (13) for drilling dust, and with the elongate cutting body (7, 8) having a cutting surface (11) tapering from the minor cutting edge (9) toward the end face (3) of the drill stem (2) and having at least one inclination surface (12) adjacent to the circumference of the drill stem (2) and inclined toward the circumference of the drill stem and with respect to a radial extension of the minor cutting edge (9), in a direction opposite the drill rotational direction (R).

    摘要翻译: 包括钻杆(2)的凿岩机,基本上在钻杆杆(2)的直径上延伸并突出超过钻杆的端面(3)的主切削刃(5,6)以及至少一个次要 切割边缘(9,10)基本上沿径向方向延伸并且设置在突出超过端面(3)的至少一个细长切割体(7,8)上,其中副切割边缘(9,10)位于, 在相对于用于钻出粉尘的主排放槽(13)的相应的主切削刃(5,6)的前方,钻头(1)围绕钻杆轴线(A)的预期的旋转方向(R) 所述细长切割体(7,8)具有从所述副切割刃(9)朝向所述钻杆(2)的端面(3)渐缩的切割表面(11),并且具有邻近的至少一个倾斜表面(12) 到钻杆(2)的圆周并且朝着钻杆的圆周倾斜并且相对于小切削的径向延伸 沿着与钻头旋转方向(R)相反的方向的边缘(9)。

    Drill production method
    6.
    发明授权
    Drill production method 有权
    钻机生产方法

    公开(公告)号:US08777527B2

    公开(公告)日:2014-07-15

    申请号:US12804353

    申请日:2010-07-20

    IPC分类号: B23B51/02 B25D17/02 B22F7/04

    CPC分类号: B28D1/146 B23B2222/28

    摘要: A drill having a drill head (11) made of hard metal and a shaft (12) or a coupling piece (16) made of a sintered iron alloy. The hard metal is joined in the form of a material connection to the sintered iron alloy by a sintering process.

    摘要翻译: 具有由硬质金属制成的钻头(11)和由铁(12)制成的钻头或由烧结铁合金制成的联接件(16)的钻头。 硬质合金通过烧结工艺与烧结铁合金材料连接。