Patents for B23Q 15 - Automatic control or regulation of feed movement, cutting velocity or position of tool or work (7,027)
05/1990
05/02/1990CN1041721A Method and apparatus for monitoring and controlling acoustic emission (ae) cutter
05/01/1990US4920660 Fine positioning device and displacement controller therefor
04/1990
04/25/1990EP0365001A2 Method and apparatus for the three-dimensional processing
04/25/1990EP0364572A1 Apparatus for tracking the surface of a workpiece
04/12/1990DE3834279A1 Verfahren und anlage zur spanabhebenden bearbeitung von brammen und bloecken Method and system working by removing slabs and blooms
04/11/1990EP0362950A2 Method for the determination of the position of the termination of an optical fibre
04/10/1990US4916286 Method and an apparatus for controlling work performed by an automatic work processing machine
03/1990
03/28/1990EP0360242A2 Numerical control device
03/27/1990US4911042 Method for machining shaft
03/21/1990EP0358764A1 Axis switching device
03/21/1990CN2054731U Timing-control feeding apparatus of single arm planer
03/15/1990DE3923997A1 Control system for magnetic bearing
03/14/1990CN2054392U Gyratory conversion device for machine tool
03/08/1990WO1990002010A1 Fineboring machine and process for producing bores with any polar and/or axial generating line
03/07/1990EP0356663A2 A grinding machine, and method and apparatus for controlling a grinding process
03/06/1990US4905417 Numerical control grinding machine
02/1990
02/28/1990CN2053559U Ultrasonic vibrating cutting device
02/20/1990US4902951 Numerically controlled machine tool
02/20/1990US4901777 Veneer lathe
02/06/1990US4897967 Apparatus for truing a grinding wheel
01/1990
01/31/1990EP0352725A2 Numerical controller for machining a non-circular workpiece
01/30/1990US4897586 Electric control apparatus for industrial robot
01/18/1990DE3908434A1 Device for correcting feed axes
01/17/1990EP0350799A2 Automatic workpart centering mechanism for a chuck
01/16/1990US4894594 Servo system speed control apparatus
01/11/1990DE3921994A1 Automatic data processing system to produce machining procedures for components
01/10/1990EP0349783A2 Thermal dilatation measuring and compensating method for machines and apparatuses
01/03/1990EP0348520A1 Numerically controlled machine tool
01/03/1990EP0182918B1 Numerically controlled apparatus having programmable mirror image function
12/1989
12/27/1989EP0120969B1 Method of inputting operating information to numerical control device
12/27/1989CN1038359A Machine tool error compensation systems and the like
12/26/1989US4888878 Fine positioning device
12/12/1989US4887221 Computer controlled honing machine using look up table data for automatic programming
11/1989
11/30/1989WO1989011687A1 Controlller of machining center
11/28/1989US4884015 Probing control method and apparatus for mechanism with multiple degrees of freedom
11/23/1989EP0342238A1 Digitizing method
11/23/1989DE3817347A1 Operating device for hand-guided grinding apparatuses
11/15/1989CN2047739U Controller for designing and machining piston ring face
11/07/1989EP0264445A4 Cutting process control system for machine tools with programmed numerical control.
11/02/1989WO1989010237A1 Apparatus for tracking the surface of a workpiece
11/02/1989WO1989010236A1 Surface notching
11/02/1989EP0339659A2 Method and apparatus for controlling drilling operation
10/1989
10/31/1989US4878172 Four-axis lathe NC program creation method
10/26/1989DE3812771A1 Drehzahlvorgabe fuer elektrohandwerkzeug Speed ​​control for electromechanical hand tools
10/25/1989EP0338541A2 Machine tool for processing work piece into non-circular cross-sectional configuration
10/25/1989CN1036528A Method and system for controlling a machine tool such as a turning machine
10/17/1989US4873760 Vessel lid mounting and demounting apparatus
10/04/1989EP0335659A2 A setting control method of machining coordinate system in a machine tool
10/03/1989US4872105 Curve following apparatus
09/1989
09/28/1989DE3808101A1 Method and arrangement for monitoring the machining during milling
09/27/1989EP0334541A1 Machine tool error compensation systems and the like
09/27/1989EP0333865A1 Method of preparing nc data for cutting
09/20/1989EP0232305B1 Machine tool control systems
09/13/1989EP0331869A2 Device for controlling a tool's position in dependence upon the stroke position
09/13/1989EP0331739A1 Involute interpolation system
09/12/1989US4866360 Cutting process control system for CNC metal cutting machine tools
09/12/1989US4864904 Ultrasonic vibrational cutting apparatus
08/1989
08/23/1989EP0329635A2 Method for determining positional errors and for compensating for such errors, and apparatus for carrying out the method
08/23/1989EP0328972A2 Method and system for controlling a machine tool such as turning machine
08/23/1989EP0328750A2 Copying device
08/23/1989EP0328674A1 Numerical controller
08/23/1989EP0328673A1 Digitizing apparatus
08/08/1989US4856105 Method and apparatus for making piston rings
08/08/1989US4855898 NC data creation method
08/08/1989US4854551 Device for controlling operating gap of cutting head and method of using same
07/1989
07/27/1989WO1989006589A1 Surface levelling device and method
07/25/1989US4851754 Velocity control system
07/18/1989US4849777 Lamp driver scheme
07/18/1989US4848038 Method for grinding a non-circular workpiece
07/12/1989EP0323518A1 Device for vibrating work to be ground
06/1989
06/28/1989CN2040261U Electronic luminous-flux modulator
06/21/1989EP0321108A2 Adaptive control of the trajectory of a working process
06/21/1989EP0320515A1 Acceleration/deceleration controller
06/15/1989WO1989005484A1 Numerically controlled machine tool
06/14/1989EP0319592A1 Method of preparing nc data for coarse machining
06/13/1989US4839817 Numerically controlled apparatus including shunting controller
06/06/1989US4837703 Method for generating tool path
06/06/1989US4835995 Machining device, especially for a robot used for the carding of leather
05/1989
05/23/1989US4831787 Honing process
05/23/1989US4831785 Wireless arrangement for controlling the speed of advance of a tool toward a workpiece
05/16/1989US4829717 Method and relevant apparatus for controlling the machining of mechanical pieces
05/10/1989EP0315469A2 Machining apparatus and method
05/09/1989US4827751 Device for machining rolls in a rolling stand
05/05/1989WO1989003746A1 Digitizing method
05/02/1989US4827140 Pseudo sensor pitch match cyclic scanning system
04/1989
04/27/1989DE3735145A1 Equipment for computer-controlled positioning of lifting gear
04/25/1989CA1253202A1 Microprocessor based motor speed control
04/20/1989WO1989003506A1 Apparatus for temperature compensation of sensing means of a machine
04/19/1989EP0311703A1 Method for controlling a machine tool
04/18/1989US4823275 Area cutting method
04/18/1989US4823273 Area cutting method
04/18/1989US4821460 Arrangement for controlling the speed of advance of a tool toward a workpiece
04/13/1989DE3732220A1 Device for controlling the position of a hydraulic advancing drive, in particular a hydraulic press or punch
04/11/1989US4821201 Method of revising NC program for four-axis lathes
04/11/1989US4819515 Method and apparatus for grinding saw teeth
03/1989
03/30/1989DE3829629A1 Arbeitseinheit zu mechanischen bearbeitung mit positions- und geschwindigkeitseinstellung Work unit to mechanical processing with position and speed setting
03/28/1989US4817007 Machine tool control systems
03/28/1989US4815213 Apparatus for temperature compensation of sensing means of a machine
03/23/1989WO1989002340A1 Method of preparing nc data for cutting
03/21/1989US4815000 Numerical controller with operation halting function for data revision
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