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WO/1996/033870A1 |
An engraving system for engraving printings cells in a gravure printing cylinder (34) uses a video camera (20) for feedback control of printing cell width. A setup procedure for the engraving system involves engraving an isolated test ce...
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WO/1996/027778A1 |
A sensor assembly along with numerous processing equipment is provided for attachment to the work table of a precision machining system. By attaching the device to the work table and subsequently driving the work table through a repeated...
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WO/1996/027479A1 |
An inner and outer diameter, chamfer working apparatus for substrates provides chamfer on an outer diameter end surface and an inner diameter end surface of a substrate by means of grinding work, and comprises an inner and outer diameter...
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WO/1996/014949A2 |
Several methods and subsystems are disclosed for aligning a workpiece (16) as it is being loaded into a die space of a bending apparatus (29), and for performing sensor-based control of a robot as it moves a workpiece from one location t...
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WO/1996/013355A1 |
A method of measuring a reference position of a tool (13, 135) which is fastened to a first holder (11, 133) of a machine tool (1, 131) relative to a workpiece (35, 145) which is to be manufactured by means of said tool (13, 135) and whi...
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WO/1996/008752A2 |
A method and system for interactive operation of computer-controllable machines, e.g., machine tools. The method involves processing real-time operator input commands, machine operating state data, and machine operating objective data to...
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WO/1996/004109A1 |
An abnormal tool restoring apparatus is formed by providing the same with a teaching point storage means for storing teaching points taught in advance and defining working lines for a tool with respect to a work so that the tool passes t...
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WO/1995/031342A1 |
An automated apparatus and method for engraving a workpiece selected from a plurality of workpiece styles, and dispensing the engraved workpiece along with a related accessory. Upon receipt of workpiece selection and text information sup...
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WO/1995/028252A1 |
Backlash is corrected in accordance with kinds of modes and feed speeds. A numerically controlled machine tool has a feature of providing a plurality of backlash correcting registers for one positioning shaft.
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WO/1995/023496A1 |
A device for regulating the distance from the ground of a working unit of an agricultural machine is proposed which comprises a position sensor (11) and a pressure sensor (10) for detecting the position of the working unit (2) relative t...
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WO/1995/023107A1 |
The present invention provides for a press feed apparatus (10) for use in feeding stock material (7) to a high speed automatic press. The feed roller (14) is driven by a servo motor (13) integral with the shaft (18) of the roller, the fe...
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WO/1995/011105A1 |
In a machining condition setting device for electrical discharge machining for setting machining conditions including pulse energy and an electrode feeding distance based on data set in relation to specifications including the quality of...
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WO/1995/009714A1 |
The surface of a workpiece is polished by passing a computer numerically controlled rotating flexible abrasive flap wheel across the surface of the workpiece, continuously measuring the diameter of the flap wheel which decreases due to w...
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WO/1995/008443A1 |
An error detection apparatus and method for use with engravers, such as gravure engravers. An error value E corresponding to the difference between a set of predetermined setup parameters and actual measurement of a portion of an engrave...
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WO/1995/007793A2 |
A manipulator (26) for controlling force and position of a retained device (22) is disclosed. Various construction details are disclosed that provide a manipulator (26) which is back driveable and which provides planar control of both fo...
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WO/1995/005907A1 |
In this invention, a design pattern (5) formed on a disc surface (4) of a work (3) is picked up as an image data by a camera (18) and compared with a predetermined design pattern data by an image processing system to calculate a deviatio...
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WO/1995/005703A1 |
A method for controlling a servomotor when reversing the direction of a feed shaft of a machine tool using said servomotor including the steps of estimating a friction torque by providing disturbance torque estimating means for estimatin...
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WO/1995/002485A1 |
A drilling system for properly controlling the load of a drill. A cutting reaction force estimating means (1) estimates a disturbance torque Yz acting on a servomotor (63) based on a speed signal x1z of the servomotor (feeding shaft) (63...
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WO/1995/001237A1 |
In controlling a bar feeder (105) in a lathe (101), a work (104) is grasped by a Z shaft (102) of the lathe (101) and the bar feeder (105). The Z shaft (102) of the lathe (101) performs position control and the bar feeder (105) performs ...
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WO/1995/000890A1 |
The operation path of a robot is determined by the position data which represent teaching points, and the amounts of shift from the teaching points. The data in a teaching program for determining the operation path of the robot are group...
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WO/1994/029777A1 |
On a designated display screen, shape data (I, J, R) for specifying a shape is input to designate the shape, and at least one side (limit area 0) of a region which is defined by a profile of the shape is specified to designate the region...
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WO/1994/029776A1 |
In a process of moving the tip of a deburring tool from a point P1 to a point P2 on a work, if the deburring tool encounters a large burr, the cutting resistance increases abruptly near a point P'1. When the resistance exceeds a predeter...
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WO/1994/029775A1 |
An off-line teaching method which prepares off-line original teaching data associated with a working line of an object of robot operation, and executes arc insertion processing for the original teaching data associated with a bent portio...
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WO/1994/028472A1 |
It will be assumed that when the distal end of a tool exists at a point P at present, it should reach a point Q in the next cycle provided that the tool moves without changing its attitude. When the attitude of the tool changes during it...
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WO/1994/027783A1 |
A process is disclosed for recognising thermal overstressing of a workpiece during grinding (overheating) by means of a grinding arrangement with a grinding spindle and a driving machine. The speed of rotation of the grinding spindle is ...
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WO/1994/026453A1 |
From the machining condition basic data (7) obtained experimentally, means (2) for creating a correlation graph (61) generates the data to be plotted on the correlation graph (61) which represents the correlation between the machining sp...
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WO/1994/026465A1 |
This invention provides a tool breakage prevention system which can easily and accurately detect an abnormal load and correctly prevents breakage of a tool. Even when tool breakage has already occurred, this tool breakage prevention syst...
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WO/1994/025910A1 |
While the motor travels by a distance (a) after the sign of a move command is inverted (S1 and S2), a first offset amount Vmo is added to the speed command in order to accelerate the inversion of the sign of the integral value of the spe...
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WO/1994/025908A1 |
An arbiter (18) monitors the accessed states of work RAMs (13a and 13b) of two systems and a shared RAM (19), using the addresses outputted by the processor (11a) of a CNC unit and the processor (11b) of the other system. When one of the...
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WO/1994/023894A1 |
This invention relates to a numerical controller which changes tool speed on depending on the change in load on a tool due to a change of a machining shape, and an automatic programming apparatus. When a work is machined into a bump in a...
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WO/1994/019900A1 |
An error detection apparatus and method for use with engravers, such as gravure engravers. An error value E corresponding to the difference between a set of predetermined setup parameters and actual measurement of a portion of an engrave...
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WO/1994/017459A1 |
This invention relates to a method of continuous execution of NC programs for different types of machining, wherein parameter values are automatically changed in accordance with the types of machining such as rough machining, medium fini...
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WO/1994/014569A1 |
A controller for optimization of metal-working on CNC-operated machine tools, includes a first unit (14) for monitoring the torque of the main drive of the machine tool to establish the actual, instantaneous cutting torque, a second unit...
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WO/1994/014108A1 |
A computer (21) processes the time between ultrasonic echoes received at a transducer (19) indicative of the outer radius and wall thickness of a workpiece (10) by subtracting (69) the weighted average (80-90) wall thickness from the wei...
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WO/1994/007649A1 |
A method of checking a machining program for a numerical controller of an NC lathe having a plurality of tools mounted on the turret, by which interferences between tools and the work, and between the tools and each part of the lathe can...
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WO/1994/006067A1 |
A numeric controller capable of easily machining a part of a prototype product, etc., without considering the coordinates system, the origin, etc. Guidance function execution means (1) displays guidance information on a display (16). The...
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WO/1994/005474A1 |
The invention relates to a method in the process of timber debarking, whereby the debarking apparatus used comprises a rotary cylindrical drum (2), preferably equipped with transfer elements therein. The logs are conveyed from the feed e...
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WO/1994/004310A1 |
A clamp method is provided to promote automation and energy saving in an NC machine tool and accomplish high precision automatic machining. According to this method, a workpiece liable to deformation is firmly clamped without causing cla...
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WO/1994/000273A1 |
A method and a device for holding a tool assembly in a constant position relative to a non-planar surface. For this purpose, the assembly comprises a plate (2) and a number of acoustic sensors (11, 12, 13, 14, 15) mounted thereon. The at...
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WO/1994/000805A1 |
When a curved surface is modified by a CAD system, the cutter paths are automatically recreated by a CAM system. The functions for recreating the cutter paths are prepared utilizing the customizing function of the CAD system. In calculat...
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WO/1994/000272A1 |
A machining apparatus for improving the roundness of a work. The outer circumference of a work is divided into predetermined intervals, and a difference between the radius of that portion of the work which has finished being machined and...
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WO/1993/022736A1 |
Real time in-process data is collected to determine the contour and position of the interface between dissimilar layers of material. A control system (4) is automatically programmed, based on the determined contour and position of the in...
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WO/1993/018887A1 |
An NC data preparing system is formed so that the sequence of machining definition data can be changed in accordance with a user's demand. A user carries out predetermined operations on the desired sequence of outputting machining comman...
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WO/1993/015876A1 |
A main spindle positioning method which makes the most of deceleration of a spindle motor and speeds up a spindle positioning operation. It is assumed that the spindle motor is running under speed control. In response to a command for a ...
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WO/1993/009912A1 |
A method of trial cutting, wherein stopping and restarting of trial cutting work, repeated operations of trial cutting work on a desirable portion and correcting work for a processing program can be easily performed. By providing speed i...
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WO/1993/009507A1 |
A video image of the article (10) to be produced is displayed on a computer. A first geometric shape (12) is developed to enclose fully the video image of the article (10). The first geometric shape (12) provides a video image of a workp...
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WO/1993/004817A1 |
A numerical control device capable of working with high accuracy by accurately instructing a tool feeding speed even when there are abrupt fluctuation in the actual speed of a spindle. When the number of revolutions of the spindle (4) is...
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WO/1993/001021A1 |
The invention concerns a tool holder (6) which can be moved in two or three dimensions with respect to a two- or three-dimensional machining or tracing surface. Mounted on the tool holder is a device (14), designed to receive a tool, who...
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WO/1992/021482A1 |
A method of preparing a program for rough working, wherein a block of NC data outputted by a working program for performing the rough working of a regional cutting is reduced so as to shorten time for the rough working. At a cut ending p...
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WO/1992/020482A1 |
An active vibration control device for controlling vibration in a cantilevered member (12) and a method for the same are disclosed. The device is comprised of a cantilevered member (12) having a longitudinal axis (13) comprising a sensor...
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