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  2. Boring (manufacturing) - Wikipedia

    en.wikipedia.org/wiki/Boring_(manufacturing)

    The boring process can be executed on various machine tools, including (1) general-purpose or universal machines, such as lathes (/turning centers) or milling machines (/machining centers), and (2) machines designed to specialize in boring as a primary function, such as jig borers and boring machines or boring mills, which include vertical ...

  3. Tunnel boring machine - Wikipedia

    en.wikipedia.org/wiki/Tunnel_boring_machine

    A tunnel boring machine (TBM), also known as a "mole" or a "worm", is a machine used to excavate tunnels. Tunnels are excavated through hard rock, wet or dry soil, or sand , each of which requires specialized technology.

  4. Boring machine - Wikipedia

    en.wikipedia.org/wiki/Boring_machine

    Boring machine may refer to: Boring machine (carpentry) A machine for boring (manufacturing) holes; Tunnel boring machine; A machine that is not very exciting. See also

  5. Horizontal boring machine - Wikipedia

    en.wikipedia.org/wiki/Horizontal_boring_machine

    A horizontal boring machine or horizontal boring mill is a machine tool which bores holes in a horizontal direction. There are three main types — table, planer and floor. [1] The table type is the most common and, as it is the most versatile, it is also known as the universal type. [2]

  6. Raise borer - Wikipedia

    en.wikipedia.org/wiki/Raise_borer

    A schematic overview of the machinery used irony a raised boring. A raise borer is a machine used in underground mining, to excavate a circular hole between two levels of a mine without the use of explosives. The raise borer is set up on the upper level of the two levels to be connected, on an evenly laid platform (typically a concrete pad).

  7. Jig borer - Wikipedia

    en.wikipedia.org/wiki/Jig_borer

    It resembles a specialized kind of milling machine that provides tool and die makers with a higher degree of positioning precision (repeatability) and accuracy than those provided by general machines. Although capable of light milling, a jig borer is more suited to highly accurate drilling, boring, and reaming, where the quill or headstock does ...

  8. Machine tool - Wikipedia

    en.wikipedia.org/wiki/Machine_tool

    A machine tool is a machine for handling or machining metal or other rigid materials, usually by cutting, boring, grinding, shearing, or other forms of deformations. Machine tools employ some sort of tool that does the cutting or shaping.

  9. Directional boring - Wikipedia

    en.wikipedia.org/wiki/Directional_boring

    Directional boring machine. Directional boring, also referred to as horizontal directional drilling (HDD), is a minimal impact trenchless method of installing underground utilities such as pipe, conduit, or cables in a relatively shallow arc or radius along a prescribed underground path using a surface-launched drilling rig.

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