| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 700173000 | Adaptive (optimizing) system | 52 |
| 20090099684 | Tool Wear Correction Method - The present invention relates to a method for machining a workpiece | 04-16-2009 |
| 20090198369 | ADAPTIVE CONTROL OF COMPOSITE PLYCUTTING - The feed rate of an ultrasonic knife used to cut composite material is optimized using adaptive control. One or more parameters such as ultrasonic power or side load on the knife is sensed and used to generate feedback control signals. The feedback control signals are used to optimize the commanded feedrate of the knife. | 08-06-2009 |
| 20090248194 | CUT OPTIMIZATION SYSTEM AND METHOD - A cut optimization system controls chatter in a machine tool during a cutting operation. A microphone is configured to capture acoustic noise emitted by the machine tool during the cutting operation and to generate an AC signal corresponding to the captured acoustic noise. A filter is configured to attenuate frequencies of the AC signal outside of a frequency band and a rectifier is configured to rectify the filtered AC signal into a DC component. A controller is configured to compare the DC component with a threshold value and, if the DC component is greater than the threshold, cyclically vary the rotational speed of a spindle in the machine tool from a commanded speed. | 10-01-2009 |
| 20090319077 | CONTROL OF A MACHINING OPERATION - A method for performing a machining operation on a part uses closed-loop control, based on feedback of information measured from the part, from the tools and machines, and from the environment, to modify the controlling parameters for the machining operation. By recording the information for all machining operations, statistical data can be generated, and the process control can be further improved by applying this statistical knowledge. Information relevant to each part can be stored, so that it can be passed on to subsequent operations in the manufacturing route. | 12-24-2009 |
| 20100030366 | METHOD, SYSTEM, AND APPARATUS FOR ON-DEMAND INTEGRATED ADAPTIVE CONTROL OF MACHINING OPERATIONS - A method, system, and apparatus for an adaptive controller for controlling a machining operation on a workpiece by a machining tool are provided. The system includes a sensor for measuring a present value of a spindle load on a spindle drive, and an adaptive controller for comparing the present value of the spindle load to a present value of a target spindle load. The adaptive controller includes a computing element configured to determine a first feed rate value of a machining tool, and a number generator configured to generate a first feed rate dither adjustment value used for adding noise to the first feed rate value. The adaptive controller is configured to control the feed rate of the machining tool relative to the workpiece to maintain the present value of the spindle load approximately equal to the present value of the target spindle load using one or more of the first feed rate value, the first feed rate dither adjustment value, and the second feed rate dither adjustment value. | 02-04-2010 |
| 20100036519 | MACHINING PARAMETER OPTIMIZING APPARATUS, METHOD FOR OPTIMIZING MACHINING PARAMETER AND PROGRAM THEREFOR - It is an object of the present invention to provide a machining parameter optimizing apparatus deciding a tool axis attitude and a machining zone and deciding a tooling having high stiffness for any profile of a finished workpiece. | 02-11-2010 |
| 20100114358 | POWER TOOL MONITORING DEVICE - The invention is based on a machine-tool monitoring device. It is proposed that the machine-tool monitoring device have a signal unit ( | 05-06-2010 |
| 20100114359 | PROGRAMMING APPARATUS - A programming apparatus has a parameter storage section for storing parameters related to the operation control of an operating mechanism of an NC machine tool, a CL data storage section for storing CL data including data relating to a moving position of a tool and machining conditions, an NC program generating section for referring to the parameters in the parameter storage section, and generating an NC program form the CL data in the CL data storage section, and NC program storage section for storing the generated NC program. The NC program generating section checks whether the machining condition data included in the CL data is suitable by referring to the parameters, and, when it is not suitable, corrects the machining condition data using the parameters and then generates an NC program based on the CL data in which the corrected machining condition data is included. | 05-06-2010 |
| 20100121478 | POSITION-DEPENDENT COMPLIANCE COMPENSATION IN A MACHINE TOOL - The invention relates to a method and a device for position-dependent compliance compensation in a machine tool. To permit the lowest possible machining time or greatest possible contour fidelity in the machining of a workpiece with a machine tool, the following method steps are proposed:—deriving the compliance ( | 05-13-2010 |
| 20100138030 | SYSTEM AND METHOD FOR CALIBRATING A HANDLING DEVICE - A system for calibrating a handling apparatus relative to a workpiece comprises a handling apparatus having at least one tool and at least one measuring arrangement configured to record at least one controlled variable; and a regulatory device configured to determine at least two faces in a multidimensional space and to provide a resultant line of intersection for the at least two faces as a trajectory coordinates using the at least one controlled variable when the at least one workpiece is moved by the at least one measuring arrangement, thereby providing an optimized trajectory profile for implementation. | 06-03-2010 |
| 20100161107 | MACHINE CONTROL FOR A NUMERICALLY CONTROLLED MACHINE TOOL - On a numerically controlled machine tool a sub-program is integrated into the given program for controlling the machine tool by which a periodic change of at least one cutting tool parameter is effected in one processing cycle, or also in several processing cycles, or in certain length and diameter zones of the workpiece characterized by tool vibrations and leading to inferior workpiece quality. By way of the periodic cutting parameter change, self-excited tool vibrations are avoided in these sensitive machining areas, thereby enabling tool wear to be reduced and workpiece quality improved. Furthermore, this intervention into the machining program is documentable and identically reproducible for each workpiece—independently of the expertise and personal judgement of the operator. | 06-24-2010 |
| 20100211209 | ADAPTATION OF A CONTROLLER IN A ROLLING MILL BASED ON THE VARIATION OF AN ACTUAL VALUE OF A ROLLING PRODUCT - During operation of a rolling mill, a rolling product running through the mill is machined by a machining device which is controlled by a controller, to which a target and an actual value of the roll product are fed after machining. The controller determines based on the target and the actual value, in conjunction with controller characteristic, a controlled variable for the machining device and outputs the controlled variable to the machining device which machines the roll product according to the output controlled variable. A detection device receives the actual value after machining and a corresponding actual value of the mill product before machining. Based on the temporal profiles of the actual values, the device dynamically determines the controller characteristic such that the variance of the actual value at least tends to be minimized after machining. The device also parameterizes the controller according to the determined control characteristic. | 08-19-2010 |
| 20100228384 | METHOD AND DEVICE FOR GENERATING TRANSFORMED CONTROL DATA FOR CONTROLLING A TOOL ON A MACHINE TOOL - The invention relates to a method and a device for generating transformed control data for controlling a tool on a machine tool for machining a workpiece clamped in a clamping means of the machine tool, including the steps of: (1) determining control data indicating which first tool path is to be traveled by the tool of the machine tool with which first tool orientation for machining the clamped workpiece if the workpiece is clamped in the clamping means in accordance with a clamping situation target state means; (2) detecting a clamping situation current state; (3) detecting a clamping situation deviation between the clamping situation current state and the clamping situation target state; and (4) generating transformed control data by executing a transformation of a part of the determined control data in dependence of the detected clamping situation deviation. | 09-09-2010 |
| 20100298967 | Method for Reconstructing a Distance Field of a Swept Volume at a Sample Point - A method performed on a processor reconstructs a distance field of an object at a sample point, where the object is a swept volume generated by moving a shape along a path. The shape is represented by a shape distance field. The path is represented by a parametric function. Distance data at the sample points is determined, where the distance data characterizes the distance field of the object at the sample point. An optimal set of parameters defining an optimal placement of the shape along the path is determined in a continuous manner. The shape distance field is transformed to the optimal placement to produce a transformed shape distance field. The distance data is determined at the sample point from the transformed shape distance field to reconstruct the distance field at the sample point. | 11-25-2010 |
| 20110137448 | Method, System and Apparatus for On-Demand Integrated Adaptive Control of Machining Operations - A method, system, and apparatus for an adaptive controller for controlling a machining operation on a workpiece by a machining tool are provided. The system includes a sensor for measuring a present value of a spindle load on a spindle drive, and an adaptive controller for comparing the present value of the spindle load to a present value of a target spindle load. The adaptive controller includes a computing element configured to determine a first feed rate value of a machining tool, and a number generator configured to generate a first feed rate dither adjustment value used for adding noise to the first feed rate value. The adaptive controller is configured to control the feed rate of the machining tool relative to the workpiece to maintain the present value of the spindle load approximately equal to the present value of the target spindle load using one or more of the first feed rate value, the first feed rate dither adjustment value, and the second feed rate dither adjustment value. | 06-09-2011 |
| 20110190925 | Controller for Machine Tool - A controller for machine tool | 08-04-2011 |
| 20110276173 | NUMERICAL CONTROLLER FOR MULTI-AXIS MACHINE TOOL - A numerical controller for controlling a multi-axis machine tool having three linear axes and three rotating axes obtains an interpolated tool direction vector by interpolating a tool direction command and computes multiple solutions for three rotating axes from the vector. The three rotating axis positions are computed by synthesizing these multiple solutions. The three linear axis positions on a machine coordinate system are computed by adding to the interpolated tool center point position the product of the interpolated tool direction vector, or a verified tool direction vector based on the three rotating axis positions determined by the rotating axis position computing means, and a tool length compensation amount. The three rotating axes are moved to the positions computed above and the three linear axes are moved to the positions computed above. | 11-10-2011 |
| 20110288676 | METHOD AND DEVICE FOR THE SIMPLIFICATION OF MACHINE CONTROL PROCESS SEQUENCES - The invention relates to a method for the simplification of process sequences and the control of a machine, and particularly of a machining tool, wherein the tool has a plurality of sub-systems, and each individual sub-system of the tool operates with process sequences having clock conditions that differ at least partially. According to the invention, data sets are collected by means of a data collection device, said sets characterising the clock conditions of the individual clock systems, and at least two data sets are output to the user at least in a partially mutual manner by means of a display device. | 11-24-2011 |
| 20110301742 | ADAPTIVE CONTROL OF A MACHINING PROCESS - A method of determining a desired power level (P) as a function of relative tool to workpiece position, thereby enabling adaptive control advantages that were previously inaccessible for machining, such as bevel gear grinding, from solid applications. Preferably, set point power is expressed as a function of specific power (P′, P″) and roll position (Q) for a generated gear or as a function of specific power and plunge position for a non-generated (i.e. Formate) gear. Specific power is defined and preferably remains as defined during machining even as process conditions vary during machining. | 12-08-2011 |
| 20120010744 | METHOD AND DEVICE FOR SUPPRESSING CHATTERING OF WORK MACHINE - Disclosed herein is a chatter suppressing method for a work machine. The method comprises the steps of detecting vibration occurring when a bar tool or a workpiece is started to rotate, determining whether the vibration detected from the start of rotation has exceeded a threshold, and analyzing the vibration by Fourier series expansion when it is determined that the vibration has exceeded the threshold and adjusting the number of rotations of the spindle. | 01-12-2012 |
| 20120059506 | SERVO CONTROL SYSTEM CAPABLE OF IMPROVING PROCESSING ACCURACY - A servo control system capable of using an angle-based synchronization learning control, even when a reference position is not given, while maintaining the advantage of the angle-based synchronization method. The servo control system has X-, y- and z-axes servo controllers, each configured to control x-, y- and z-axes servomotors, respectively. Each of x- and y-axes servo controllers has a reference signal generating part configured to generate a reference signal which monotonically increases or varies in one direction, based on the position command of each axis transmitted from a higher-level controller. | 03-08-2012 |
| 20120065766 | VIBRATION SUPPRESSING DEVICE - A vibration suppressing device includes a memory unit storing a stable rotation speed calculated by an arithmetical unit in association with a rotation speed range that includes the stable rotation speed, in which, when a command rotation speed that is a rotation speed of a rotary shaft is inputted in starting machining operation by rotation of the rotary shaft and, the arithmetical unit determines whether the command rotation speed is included in the rotation speed range or not, reads out the stable rotation speed when the command rotation speed is included in the rotation speed range and outputs the stable rotation speed to an NC device instead of the command rotation speed, and starts the machining operation at the stable rotation speed. | 03-15-2012 |
| 20120101624 | METHOD AND APPARATUS FOR SUPPRESSING VIBRATION - A vibration suppressing method and a vibration suppressing device are disclosed. After detection of chatter vibration using at least one vibration detecting device, a stable rotation speed for suppressing the chatter vibration is calculated using a stable rotation speed calculating device. A determination device then compares a detection value detected by the vibration detecting device, a predetermined setting value, and/or a current value that is calculated based on at least one of the detection value and the setting value, to a predetermined determination reference value that is previously set. Thereafter, the determination device determines whether or not the stable rotation speed is adopted in accordance with the comparison result, and changes rotation speed of the rotary shaft to the stable rotation speed if the stable rotation speed is adopted. | 04-26-2012 |
| 20120109359 | MACHINING TIME PREDICTING APPARATUS OF NUMERICALLY CONTROLLED MACHINE TOOL - A machining time predicting apparatus of a numerically controlled machine tool divides a tool path into a plurality of segments, obtains a speed in a tangential direction of each of the divided segments, calculates a time taken for the tool to move on each segment, and obtains the total of the calculated times taken for the tool to move on each segment as a tool moving time, in order to calculate a time (tool moving time) taken for the tool to move on the designated tool path according to an NC command. | 05-03-2012 |
| 20120123586 | THERMAL DISPLACEMENT COMPENSATION METHOD AND THERMAL DISPLACEMENT COMPENSATION DEVICE FOR MACHINE TOOL - In a thermal displacement compensation method for a machine tool, in which a feed shaft thermal displacement amount is obtained and an amount which cancels the obtained feed shaft thermal displacement amount is added as a thermal displacement compensation amount to a position command for a feed axis, a position where a signal is first output by a position sensor for detecting the position of a movable part of the machine tool is first stored as an initial position. Then, the position where the signal is output by the position sensor is detected, and the thermal displacement compensation amount is modified according to a compensation error, which is the difference between the detected position (actual position) and the initial position. | 05-17-2012 |
| 20120136474 | Method Of Control Of Rotation of Spindle and Control System Of Machine Tool - A method of control of rotation of a spindle device and a control system of a machine tool which enable machining without generation of chatter vibration without using special tools of variable pitch cutting edges or chatter vibration detecting means. The method of control of rotation of a spindle device and control system of a machine tool according to the present invention store spindle rotational speed change data, which determines how to change a rotational speed of a spindle in accordance with an instructed speed, linked with machining conditions and stability limit data, select, from an instructed spindle rotational speed and machining conditions and the stored stability limit data, spindle rotational speed change data giving less vibration, and use the selected spindle rotational speed change data as the basis to change the rotational speed of the spindle. | 05-31-2012 |
| 20120215341 | ELECTRONIC SYSTEM AND METHOD FOR COMPENSATING THE DIMENSIONAL ACCURACY OF A 4-AXIS CNC MACHINING SYSTEM USING GLOBAL OFFSETS - An electronic system for compensating the dimensional accuracy of a 4-axis CNC machining system includes a CNC machining system configured to machine a feature into a part, a dimensional measuring device configured to measure a dimension of the part, and to provide an output corresponding to the measured dimension, and a compensation processor in communication with the CNC machining system and dimensional measuring device. The compensation processor is configured to receive the output from the dimensional measuring device, to calculate a plurality of CNC offsets, and to provide the offsets to the CNC machining system. | 08-23-2012 |
| 20130116817 | SYSTEM AND METHOD FOR MACHINING AND INSPECTING A WORKPIECE - A method for machining and inspecting a workpiece includes steps of: supporting the workpiece with a workpiece support; moving a machining tool relative to the workpiece with a tool positioning system, and machining a workpiece feature into the workpiece with the machining tool as a function of reference geometry data; moving a measuring device relative to the workpiece with a measuring device positioning system that is independent of the tool positioning system, and mapping a geometry of the workpiece feature with the measuring tool to provide workpiece geometry data indicative thereof; and processing the workpiece geometry data and the reference geometry data with a processor to compare the geometry of the workpiece feature to a reference geometry. | 05-09-2013 |
| 20130178973 | METHOD FOR OPTIMIZING THE WORKING CONDITIONS OF A CUTTING TOOL - The invention relates to a method for acquiring the optimized parameters of a machining operation in the application of COM methodology, comprising: providing a plurality of readings indicative of the specific cutting energy (Kc) during an equal plurality of tests carried out with an imposed value, that is different from one test to another by at least one variable representative of the cutting operations, one of said variables being the cutting speed (Vc) and another being the advance rate (f); next determining a range of values of each of said variables including the optimal value for said variable obtained by means of processing the results for carrying out the machining operation; characterized in that a specific program ( | 07-11-2013 |
| 20140114463 | Determining Trajectories of Redundant Actuators Jointly Tracking Reference Trajectory - A method determines trajectories of redundant actuators of a machine including a first actuator and a second actuator. The method determines a first trajectory of the first actuator tracking a reference trajectory with an error tolerance, wherein the error tolerance is a function of a constraint of the second actuator, and determines a second trajectory of the second actuator based on a difference between the reference trajectory and the first trajectory. | 04-24-2014 |
| 20140121819 | Methods, Systems, And Devices For Designing and Manufacturing Flank Millable Components - Methods, systems, and devices for designing and manufacturing flank millable components. In one embodiment, devices, systems, and methods for designing a flank millable component are provided, in which a user is notified when a component geometry option is selected that will result in the component not being flank millable. In another embodiment, the user is prevented from selecting a geometry option that would result in the component not being flank millable. In yet another embodiment, devices, systems, and methods are provided for manufacturing a component with a flank milling process, in which optimized machine instructions are determined that minimize milling machine motion. | 05-01-2014 |
| 20140257551 | ADAPTIVE MACHINING OF COMPONENTS - In some examples, an adaptive machining system may include a model comparison unit, a compromise shape determination unit, and a program modification unit. The model comparison unit can be configured to compare electronic measured dimensional surface data of a component with an electronic surface model of the component. The compromise shape determination unit can be configured to determine a compromise shape for the component based on the comparison. The program modification unit can be configured to modify a machine tool program code based on the compromise shape. | 09-11-2014 |
| 20140371900 | METHOD OF CONTROLLING LASER BEAM PREHEATING TEMPERATURE OF SURFACE OF WORKPIECE - Disclosed is a method for, when a surface of a workpiece is preheated with a laser beam during milling, calculating an optimum preheating temperature according to a type of the workpiece and controlling a surface preheating temperature. The method includes: a processing condition inputting step; a matching step; a loading step; a preheating step; a measuring step; a comparing step; an ending step; a lower limit determining step; an output increasing step; and an output decreasing step. | 12-18-2014 |
| 20140379117 | MACHINE TOOL WITH THERMAL DISPLACEMENT CORRECTION - A machine tool includes a shaft load measuring unit measures a load of the main shaft motor. When a measured load of the main shaft motor exceeds a predetermined value, it is determined that a tool is brought into contact with a work. Detection and correction of thermal displacement of the main shaft are performed by comparing a reference time and a measured time for the tool to reach the work. | 12-25-2014 |
| 20150094846 | CONTROL DEVICE WITH INTEGRATED OPTIMIZER - A control device for a machine, with at least one axis, is configured to accept first parameters and to render a first general technological problem as a first specific technological problem. The control device is configured to determine once in advance, for a sequence of values of a position or a temporal derivation of the position of the axis of the machine, a number of variables assigned to the respective value, to solve the first specific technological problem in an optimum way. The control device is configured to store the assigned variables in a memory and, after the storage of the assigned variables, is configured to accept a first execution command. Based upon the first execution command, it is configured to output the sequence of values to the axis and during output, is configured to activate the machine in accordance with the number of variables assigned to the respective value. | 04-02-2015 |
| 20150127138 | Adaptive Fastener Access Tool - A tool may be configured at least with a fastener that can be accessed with a shaped bit. A controller portion of the tool can be arranged to predict bit deflection that enables a tool configuration to be adapted in response to actual bit deflection to conform to the predicted bit deflection. | 05-07-2015 |
| 20150127139 | Real-Time Numerical Control Tool Path Adaptation Using Force Feedback - A method for machining a workpiece using a cutting tool attached to a spindle. The method comprises: (a) defining an initial tool path of the cutting tool relative to a workpiece using part definition data; (b) causing the cutting tool to cut along the defined initial tool path relative to the workpiece; (c) receiving sensor data representing machining process conditions during said cutting along the defined initial tool path; (d) processing the sensor data to determine a value of a machining process force parameter; and (e) causing the cutting tool to cut along a modified tool path relative to the workpiece such that the radial cutting depth changes and values of the machining process force parameter does not exceed a machining process force constraint. Operations (b) through (e) are performed by a computer system. | 05-07-2015 |
| 20160048124 | APPARATUS AND METHOD FOR SIMULATING MACHINING AND OTHER FORMING OPERATIONS - A method includes obtaining information associated with a forming operation involving a manufacturing machine having a tool that contacts material. The method also includes simulating deformation of the material based on the information. Simulating the deformation of the material includes using discontinuity layout optimization to evaluate combinations of shear planes within an initial structure of the material, predict a mode of deformation comprising one or more of the shear planes along which the initial structure of the material will likely deform, and calculate a deformed shape of the material after an increment of deformation along the predicted mode of deformation. Simulating the deformation of the material also includes repeating the discontinuity layout optimization with the deformed shape of the material as the initial structure. | 02-18-2016 |
| 20160077514 | System and Method for Optimizing a Work Implement Path - A system for determining an optimized cut location for a work implement includes a position sensor and a controller. The controller is configured to determine the position of a work surface and perform a coarse analysis along a path based upon the position of the work surface and a coarse analysis parameter threshold to select a selected coarse analysis increment. The controller is further configured to perform a fine analysis along the selected coarse analysis increment based upon the position of the work surface and a fine analysis parameter threshold to select the optimized cut location. | 03-17-2016 |
| 20160089759 | CONTROL SYSTEM OF MACHINE TOOL - A control system of a machine tool with a rotary type spindle and a feed axis which generates feed motion of the spindle, comprising a current detecting part which detects a current through a spindle motor for driving the spindle, a temperature detecting part which detects a motor temperature, a remaining time estimating part which uses a predetermined maximum allowable temperature and a detected temperature value by the temperature detecting part as the basis to estimate a remaining time until the motor temperature would reach the maximum allowable temperature on the assumption that the detected current value by the current detecting part at the time of the detected temperature value would continue to flow through the spindle motor, and a feed speed changing part which changes speed of the feed motion in accordance with the estimated value of the remaining time. | 03-31-2016 |
| 20160109877 | NUMERICAL CONTROL DEVICE - A numerical control device includes an operation stop block designation unit configured to predict an executing block of a machining program at designated time, predicted to being executed at the designated time, based on machining time of each block of the machining program, and designate a stop block for the machining operation to be safely stopped, by searching from the executing block at the designated time in reverse order to the order to execute blocks of the machining program, and a program operation control unit configured to control to stop the machining operation at the stop block designated by the operation stop block designation unit. | 04-21-2016 |
| 20160116899 | CHATTER APPLICATION INTERFACE - A system, method, and computer-readable medium for providing a user interface. The system includes circuitry configured to generate chatter information based on sensor data collected from a machining operation of a machine performed at a previously selected tool speed setting. The chatter information includes a chatter level value and a chatter frequency value. A plurality of different candidate tool speed settings is determined based on the generated chatter frequency value from the machining operation. The circuitry generates the user interface that includes a plurality of different tool speed settings, including the previously selected tool speed setting and the plurality of different candidate tool speed settings for selection by a user. The user interface is configured to indicate the chatter level value for the previously selected. | 04-28-2016 |
| 20160124416 | STANDBY CONTROL FOR MACHINE TOOLS - A standby control for a machine tool. The standby control is operable for regulating the energy consumption of one or more energy-consuming components of the machine tool during nonoperation of the machine tool. The standby control includes a controller operable to individually activate or deactivate energy-consuming components according to a predeterminable input value in order that a temperature of at least one of the individual components or a temperature of the machine tool is influenced during nonoperation of the machine tool. | 05-05-2016 |
| 20160124419 | METHOD AND APPARATUS FOR COMPENSATING THERMAL DISPLACEMENT OF MACHINE TOOL - Disclosed are a method and an apparatus for compensating thermal displacement of a machine tool, the apparatus including: a compensation quantity calculating unit configured to calculate a compensation quantity by using temperature data and a predetermined compensation parameter; a smoothing filter configured to exponentially smooth the calculated compensation quantity; a scaling unit configured to scale the exponentially smoothed compensation quantity; a time-dispersion compensating unit configured to calculate a final compensation quantity by time-dispersion compensation for the scaled compensation quantity according to a time-dispersion compensating period; and a control unit configured to compensate each axis of equipment according to the final compensation quantity, and adjusts the time-dispersion compensating period of the time-dispersion compensating unit according to an error absolute value representing a difference between an input value and an output value of the time-dispersion compensating unit. | 05-05-2016 |
| 20160136768 | MACHINING APPARATUS AND MACHINING METHOD - A machining apparatus includes: a workpiece spindle having a retainer that retains a workpiece having a noncircular peripheral surface; an adjustment unit that adjusts a retaining force between the workpiece and the retainer; a phase determination member that can determine a phase of the workpiece; and a phase determination detection unit that detects completion of the phase determination. The retaining force is a retaining force for phase determination until the phase determination is completed, and the retaining force is switched to a retaining force for machining which is larger than the retaining force for phase determination after the phase determination is completed. | 05-19-2016 |
| 20160139586 | NUMERICAL CONTROL DEVICE AND CONTROL SYSTEM - A numerical control device for controlling a first control axis configured to operate in shorter period than reference control period based on first input command input by a first external input device, wherein a movement command data calculation processing unit is configured to calculate a plurality of the movement command data commanding movement amount of axis to be moved by the first control axis during the reference control period and write the plurality of the movement command data in a first buffer in process of calculating the movement command data. | 05-19-2016 |
| 20160144474 | FEEDBACK CONTROL NUMERICAL MACHINE TOOL AND METHOD THEREOF - A feedback control numerical machine tool and a method thereof are provided. The machine tool includes at least two spindles, an acoustic frequency detecting module, at least two spindle position detecting modules, and a control module. The spindles machine a workpiece. The acoustic frequency detecting module detects an acoustic frequency of the spindles when machining the workpiece. The spindle position detecting modules detects position information of the spindles when machining the workpiece. The control module acquires the acoustic frequency and the position information of the spindles, monitors whether any of the spindles chatters according to the acoustic frequency of the spindles, and performs chattering avoidance to the spindle that chatters according to the position information of the spindles. As such, the present disclosure performs chattering monitoring to a plurality of spindles and avoids the chattering immediately. | 05-26-2016 |
| 20160151934 | DUST REMOVAL SYSTEM FOR A HANDHELD POWER TOOL | 06-02-2016 |
| 20160161936 | METHOD FOR SETTING FEED RATE OF ROTATING CUTTING TOOL IN REAL TIME AND CONTROL DEVICE - Disclosed are a method for setting a feed rate of a rotating cutting tool in real time and a device for controlling a feed rate of a rotating cutting tool in real time. The method includes: a vibration data collecting operation (S | 06-09-2016 |
| 20160187871 | METHOD FOR MANAGING TURRET TOOLS BY USING VISUAL INFORMATION FOR MACHINE TOOL - The present disclosure relates to a method for managing turret tools for a machine tool, and more particularly, by setting tool information and changing a mounting location of the tool, which is to be mounted or has been mounted, by using visual information about a turret mounted in the machine tool and the tool mounted in the turret, a user may intuitively check information about a tool mounted on the turret and to easily set tool installation information which needs to be set when mounting and detaching the tool, changing a location of the tool, or installing the tool in a machine tool. | 06-30-2016 |
| 20160202688 | AUTOMATIC PARAMETER ADJUSTMENT DEVICE FOR ADJUSTING PARAMETER CORRESPONDING TO PROCESSING CONDITION | 07-14-2016 |
| 20160378098 | NUMERICAL CONTROLLER HAVING FUNCTION OF AUTOMATICALLY SELECTING STORAGE DESTINATION OF MACHINING PROGRAM - A numerical controller performs analysis as to whether or not an input machining program is required to be read at high speed at the time of execution of the machining program, stores the machining program in any one of a storage unit which reads a program at high speed and a storage unit which reads a program at low speed in accordance with the analysis result, and updates information on a storage destination of the machining program. In this way, the storage destination of the input machining program can be automatically selected in accordance with the contents of the machining program. | 12-29-2016 |
