Fanuc Corporation

Hideaki Maeda

Shinya Nakamura

Kazuo Sato

Yorikazu Fukui

Akira Egashira

Kenji Shimizu

Satoru Shinozaki

Kouji Sekimoto

Yoshikazu Satake

Kazuo Satou

Yuuji Deguchi

Masaki Seki

Teruyuki Matsumura

Naoki Fujita

Shinichirou Itakura

Hisateru Ishiwari

Toshinori Matsukawa

Yasuhiro Ota

Susumu Nagayama

Takumi Oohashi

Tomokazu Kato

Giichi Nakanishi

Ryuuta Hitomi

Kouhei Kuribara

Satoru Endo

Akira Horiuchi

Kanta Takayama

An information processing device in accordance with the present invention provides assistance for displaying correct entry candidates depending on circumstances when entering a machining program. The information processing device includes a program collection unit configured to collect programs entered in numerical controllers, a program entry history storage unit configured to store the collected programs, a ranking information creation unit configured to create ranking information based on counting and scoring of the programs stored in the program entry history storage unit, a ranking information storage unit configured to store the ranking information created by the ranking information creation unit, and a ranking information distribution unit configured to distribute the ranking information stored in the ranking information storage unit to the numerical controllers.

Information processing device

A numerical controller that controls a machine based on a program includes a manual program execution instruction unit that gives instructions for advancing and reversing execution of the program in a manual manner, a program manual execution unit that sequentially executes the program, and a block information notification unit that identifies a block in the program the execution of which is about to be started, based on execution status of the program reported from the program manual execution unit, and that makes notification in accordance with an attribute of the identified block.

Numerical controller including means for checking execution status of program

A machine learning device for learning a threshold value of detecting an abnormal load in a machine tool, includes a state observation unit, and a learning unit. The state observation unit observes a state variable obtained based on at least one of information about a tool, main spindle revolution rate, and amount of coolant of the machine tool, material of a workpiece, and moving direction, cutting speed, and cut depth of the tool, and the learning unit learns the threshold value of detecting an abnormal load based on training data created from an output of the state observation unit and data related to detection of an abnormal load in the machine tool and on teacher data.

Machine learning device, numerical control device and machine learning method for learning threshold value of detecting abnormal load

Provided is an information display system configured to display auxiliary information in a real space in a superimposed manner, depending on the visibility of a workpiece. The information display system is provided with a mapping unit configured to photograph the workpiece and create model data indicative of the shape of the workpiece, a complementary unit configured to generate a 3D model image of at least a part of the workpiece based on 3D model data of the workpiece and complement an invisible part of the workpiece by the 3D model image, and a display unit configured to display the 3D model image so as to be superimposed on the invisible part of the workpiece.

Information display system

An information processing device displays an NC machining program and a physical state of a machine tool that is operated based on the NC machining program. The information processing device acquires, during execution of a block in a machining block, data indicative of the physical state of the machine tool, associates the block that was being executed with the acquired data and stores the block and the data that have been associated. In addition, the information processing device refers to the database and draw the block using a color according to an intensity of the data, and displays the NC machining program.

Provided is a numerical controller that is capable of determining a proper timing of swarf discharge and allows an operator to change a swarf discharge method and examine appropriateness of the timing of the swarf discharge on an as needed basis, the numerical controller including a simulation unit that executes a simulation in which a workpiece is machined based on a machining program, a rendered workpiece volume calculation unit that calculates the volume of a rendered workpiece representing the shape of the workpiece rendered by the simulation, and a swarf accumulation amount prediction unit that predicts, based on the volume of the initial rendered workpiece when execution of the simulation is started and the volume of the rendered workpiece when execution of each block included in the machining program is completed, a swarf accumulation amount when the execution of the block is completed.

Numerical controller with swarf removal calculations

A numerical controller has a machine learning device that performs machine learning of the adjustment of a setting value used in override control. The machine learning device acquires state data showing states of the numerical controller and a machine, sets reward conditions, calculates a reward based on the state data and the reward conditions, performs the machine learning of the adjustment of the setting value used in override control, and determines the adjustment of the setting value used in override control, based on a machine learning result and the state data.

Numerical controller and machine learning device

A numerical controller includes a machining program creation unit for receiving an input of a machining program including a cycle command, a tool path creation unit for creating a plurality of tool paths based on the machining program, a display unit for displaying the machining program and the plurality of tool paths, and a correspondence relation management unit for recording a relation between an argument of the cycle command and the plurality of tool paths in an information table, wherein the correspondence relation management unit receives a selection of a selected tool path corresponding to one of the plurality of tool paths, and specifies an argument of the cycle command corresponding to the selected tool path with reference to the information table, and the display unit displays the specified argument in a different form from a form of another argument in the machining program.

Numerical controller

A numerical controller includes: a program analyzing unit to obtain an end point position of a tool; a first angle calculating unit to calculate an inclination angle of a synthetic feeding direction that maximizes a synthetic torque, based on an upper limit movement torque of the tool in each of the two axis directions; a second angle calculating unit to calculate an inclination angle of a cutting feed direction of the tool based on a start point position and the end point position of the tool; a rotation angle calculating unit to calculate a difference between the inclination angle of the synthetic feeding direction and the inclination angle of the cutting feed direction as a rotation angle of a table; and a servo motor control unit to control rotation of the table based on the rotation angle.

Numerical controller and movement control method for tool that maximizes movement torque in a cutting feed

A numerical controller includes: a program analyzing unit to obtain a first movement end point position of the tool; a direction calculating unit to calculate a synthetic movement direction that maximizes a synthetic velocity, based on an upper limit movement velocity of the tool in each of the two axis directions; an end point position calculating unit to calculate an intersection position of a circle and the synthetic movement direction as a second movement end point position, wherein the circle has as a radius a distance from a rotation center position of the table to the first movement end point position; a rotation angle calculating unit to calculate a rotation angle of the table based on the first movement end point position and the second movement end point position; and a rotation control unit to control rotation of the table based on the rotation angle.

Numerical controller and movement control method for tool that maximizes synthetic movement velocity in a cutting feed by rotating the table to a selected angle

A machining program creating device that calculates a movement command indicating a tool path based on the machining program including the machining cycle command includes machining region calculating means for calculating a machining region based on a machining condition and a finished shape specified by the machining cycle command, movement command calculating means for calculating the movement command based on the machining condition specified by the machining cycle command, and the machining region calculated by the machining region calculating means, and machining program creating means for creating a machining program without a machining cycle command, based on an unmachined workpiece shape and the finished shape specified by the machining cycle command, the machining region calculated by the machining region calculating means, and the movement command calculated by the movement command calculating means.

Machining program creating device

A numerical controller determines a consumption factor representing the degree to which a tool included in a machine tool consumes the life in association with machining conditions, and calculates a tool life (accumulated consumption life) consumed before each block based on the determined consumption factor and a tool usage for each block. If a command of a block read from a machining program is a tool change command, a tool having a tool life not ending before the next tool change command is selected among tools based on the accumulated consumption life.

Parameter-based controller for managing tool life considering change in machining conditions

A numerical control apparatus includes an API interface section that accepts invocation of an API function, an API control section that executes the process of the API function based on the invocation of the API function, and processing period estimation means for estimating if the execution of the API function is completed in a predetermined period, and the API control section does not execute but terminates the process of the API function when the processing period estimation means estimates that the execution of the API function will not be completed in the predetermined period.

Numerical control apparatus

A numerical controller acquires state information (machine condition) such as the current temperature of a drive unit to determine whether a machining operation based on a machining program can be started or not by comparing the state information with a machine condition history recorded in a recording unit. If determined that the machining operation can be started, a machining operation start command is output and if determined that the machining operation cannot be started, the machine condition is monitored to withhold outputting of the machining operation start command until the machine condition allowing to start the machining operation based on the machining program appears.

Numerical controller performing repetitive machining

A numerical controller generates a machining cycle, and controls a machine tool by executing the machining cycle. A block to be corrected is selected from among a plurality of blocks of the machining cycle, the selected block is corrected, and correction information of the block is generated based on the correction and stored. Then, the machining cycle is generated based on the correction information of the stored block and the machining cycle is executed.

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Yamanashi, Japan

Hideaki Maeda