CNC Machine Free Patent Search

  • Control of CNC machine tools

    Abstract A multi-axis computer numerically controlled ( CNC) machine tool is provided in which a cutting tool (7) is movable relative to a workpiece (6) by means of a number of linear and rotary joints (J.sup.1 to J.sup.3) under the control of a prog...

  • Control of CNC machine tools

    Abstract A multi-axis computer numerically controlled machine tool is provided in which a cutting tool is movable relative to a workpiece by a number of linear and rotary joints under the control of a programmable control unit. The machine is program...

  • Threadcutting chuck for CNC machine technology of rigid tapping

    Abstract A thread-cutting chuck for CNC machine technology of rigid tapping, with a clamping means held in a chuck shaft, particularly a collet chuck, for the tap, an accommodating part, which is held in the chuck shaft without clearance in the direc...

  • Method and apparatus for increasing the productivity of CNC machine tools

    Abstract A CNC machine tool has a turret (10), a reservoir of coolant, a pump supplying coolant under pressure from the reservoir (not shown) to the turret (10), a tool holder (13) mounted on the turret at a tool station (8) opposite a rotatable spin...

  • CNC machine having interactive control of corner tolerance that is programmed to vary with the corner

    Abstract A CNC machine is programmed to redefine the corner tolerance as a function of the corner angle based on a recognition that corners having angles not equal to 90.degree. have effective corner tolerances that are equal to the corner tolerance...

  • CNC machine tools

    Abstract This device is a computer numerically controlled ( CNC) machine tool such as an edge grinding apparatus. More specifically, the device is a CNC apparatus for processing blanks such as a glass sheet. The device uses a sensor to program the pa...

  • CNC machine center with doublespeed shifting feature in X and Z axes

    Abstract A CNC machine center with double-speed shifting feature in X and Z axes, comprises an upright stand for disposing a worktable assembly and a tool holder assembly. The worktable assembly and the tool assembly are relatively movable with each...

  • Instantaneous clamping/unclamping mechanism for CNC machine spindle tool units

    Abstract An instantaneous clamping/unclamping mechanism for a CNC machine tools is provided. The two stage procedure tool separating function includes an oil cylinder with a piston rod passing through its inner part and engaged with a first piston fo...

  • System for monitoring CNC machine controllers

    Abstract A number of computer-numerical-control ( CNC) machine controllers are associated in the same plant or facility or in related facilities. Each CNC machine controller gathers and stores status information related to the state of operations bei...

  • Clamping device and method of operation for a CNC machine

    Abstract A computer numerically controlled ( CNC) machine has a chuck (2) rotatable about a first axis (A) and a V-block clamp (#) for clamping a workpiece (4) with its central longitudinal axis (C) extending parallel to the first axis (A). The offse...

  • CNC machine tools

    Abstract This device is a computer numerically controlled ( CNC) machine tool such as an edge grinding apparatus. More specifically, the device is a CNC apparatus for processing blanks such as a glass sheet. The device uses a sensor to program the pa...

  • Recording medium of CNC machine tool

    Abstract A recording medium of a CNC machine tool is used for storing a program specifying the operations to be executed by the CNC machine tool. The program comprises a master program and a slave program which can be called by the master program. Th...

  • Method for controlling a CNC machine tool

    Abstract The invention relates to a control system of a CNC machine tool with cyclically recurring sequences. The control system has a data input and visualization unit, a machine check unit and a NC control unit with at least one stored NC program f...

  • Apparatus and method for monitoring alignment of a CNC machine spindle trunnion axis A

    Abstract The present invention provides a fixture, system, and method for automatically and quickly indicating a condition of a the trunnion axis A of a computer numerically controlled ( CNC) machine and optionally an alert to a machine operator. The...

  • Nurbs based CNC machine process using boolean substraction

    Abstract A method and apparatus is directed to an integration of a computer modeling process in which a Computer Numerically Controlled ( CNC) machine is used for manufacture or rapid prototyping. As a result, conventional processes that require a le...

  • Active electromagnetic device for measuring the dynamic response of a tool in a CNC machine

    Abstract The present invention provides a device for determining the dynamics of a tool sited in a CNC machine, as encapsulated by the Frequency Response Function. The device uses an actively controlled electromagnet to excite forces on the tool. The...

  • CNC machine tool

    Abstract A CNC machine tool includes a worktable supporting two workpieces and rotatable on a base so as to exchange the positions of the workpieces. A post member is fixed on the base. A first horizontal rail unit is movable vertically on the post m...