A handle is coupled to an industrial machine tool, along with a method of operating the industrial machine tool via the handle. The handle comprises a housing, a first switch, and a second switch. The housing includes a first side, a second side, a top end, and a bottom end, the first side facing toward the industrial machine tool and the second side facing away from the industrial machine tool. The first switch actuates a float mode for the industrial machine tool, the float mode being a mode in which movement of a moveable portion of the industrial machine tool is power assisted for an operator of the industrial machine tool. The second switch actuates a machining portion, coupled to the moveable portion of the industrial machine tool, to perform a machining process on a workpiece.

An upper drill tool including a central chuck, an upper component, a lower component and a coupling assembly. The central chuck has a chuck base and a chuck structurally configured to retain a drill bit. The upper component is attached to the central chuck and has a lower stop surface. The lower component has a central body and an outer ring that threadedly engages the central body, with the outer ring having an upper stop. The coupling assembly is configured to facilitate the slidable movement of the lower component from a first orientation wherein the upper stop is spaced apart from the lower stop surface and a second orientation wherein the upper stop is in abutting engagement with the lower stop surface, with the first orientation and the second orientation defining a stroke.

The present invention relates to a machining center, and more specifically to a horizontal multi-spindle machining center, in which 2-axis (Y- and Z-axis) or 3-axis (X-, Y- and Z-axis) transfer drive units are disposed in the machining center installed to machine workpieces, in which a ram equipped with spindles is moved in the up-down, front-back, and/or left-right directions of the workpieces, in which the spindles are configured to include a plurality of spindles, i.e., 2 to 8 spindles, so that a plurality of workpieces may be machined simultaneously, and in which tool change is simultaneously performed for tools fastened to the plurality of spindles and configured to machine workpieces by using an auto tool changer (ATC), so that tool change speed may be improved and thus manufacturing efficiency may be improved.

A handle is coupled to an industrial machine tool, along with a method of operating the industrial machine tool via the handle. The handle comprises a housing, a first switch, and a second switch. The housing includes a first side, a second side, a top end, and a bottom end, the first side facing toward the industrial machine tool and the second side facing away from the industrial machine tool. The first switch actuates a float mode for the industrial machine tool, the float mode being a mode in which movement of a moveable portion of the industrial machine tool is power assisted for an operator of the industrial machine tool. The second switch actuates a machining portion, coupled to the moveable portion of the industrial machine tool, to perform a machining process on a workpiece.

Machine tool including a workpiece carrier assembly including a workpiece carrier for supporting a plurality of workpieces, the workpiece carrier assembly being supported on a workpiece carrier support for horizontal movement in a first direction parallel with a horizontal Z axis, a tool carrier configured for carrying a plurality of tools corresponding to the plurality of workpieces and for machining the workpieces, the tool carrier being supported on a tool carrier support for horizontal movement in a second direction parallel to a horizontal X axis, the X axis being perpendicular to the horizontal Z axis, where the tool carrier is displaceable on the tool carrier support in the second direction between an operative position in which the tools are arranged for the contacting the workpieces and an inoperative position in which the workpieces are not contactable by the tools, where the workpiece carrier is arranged to be rotatable around an axis parallel with the X axis, and where the workpiece carrier includes a workpiece support area for supporting the workpieces and arranged substantially in parallel with the X axis.

The tool holding device includes: a casing including a first surface, a second surface opposed to the first surface, and a first projection and a second projection projecting opposite to the first surface from the second surface; a first tool holding part disposed on the first surface at a position opposed to the first projection; a second tool holding part disposed on the first surface at a position opposed to the second projection; a driving-force input unit disposed at the end of the first projection and rotated by driving force being inputted; a first shaft extending in an axial direction perpendicular to the first surface and the second surface, the driving-force input unit and the first tool holding part being disposed at one end and the other end of the first shaft, respectively; a second shaft extending in the axial direction and having one end housed in the second projection, the second tool holding part being disposed at the other end of the second shaft; and a rotation transmitting unit rotating the second shaft in response to rotation of the first shaft.

A drilling method of machining holes that are not regularly arranged in one direction in a short machining time is provided.

A drilling method, includes: creating a machining order of machining a first hole to be machined with a first spindle and a second hole to be machined with a second spindle for a workpiece having a plurality of target holes on a machining table, the first spindle and the second spindle arranged in X direction; rotating the machining table relative to the first spindle and the second spindle so that the first hole and the second hole are arranged in X direction with the first hole located nearer to the first spindle; moving the first spindle and the second spindle relative to the machining table so that the first hole and a center of the first spindle are aligned and the second hole and a center of the second spindle are aligned; and machining the first hole with the first spindle and the second hole with the second spindle.

A sawing and drilling combined machining device includes a frame, a clamping mechanism, a sawing mechanism and a drilling mechanism; the frame includes a first end for mounting the clamping mechanism, a second end for mounting the drilling mechanism, and a third end for mounting the sawing mechanism, the first end and the second end are two opposite ends of the frame in a horizontal direction, and the third end is at an upper end or a lower end of the frame between the first end and the second end.

According to one implementation, a drilling machine includes at least one drilling structure, a travelling machine, a reader and a controlling device such as a controlling circuit. The at least one drilling structure drills an object to be drilled. The travelling machine positions the at least one drilling structure in a travelling direction of the travelling machine by travelling in a direction different from a drilling direction. The reader reads information recorded on at least one integrated circuit tag attached to at least one drilling plate attached to the object to be drilled. The controlling device controls the travelling machine based on the information read by the reader.

An automatic drilling machine for simultaneously drilling at least two holes through a surface of a crosspiece. The machine comprises an automatic drilling unit having at least two tool holders, each one adapted for receiving a drilling tool. The automatic drilling unit has a cross-shaped channel configured to receive, at least partially, the crosspiece to be drilled inside the automatic drilling unit with. The tool holders are arranged, such as, when the drilling machine is mounted with the crosspiece to be drilled, the tool holders are positioned in accordance with the locations of the crosspiece where a hole is to be drilled.