Kitamura Machinery Co., Ltd.

Akihiro Kitamura

Kosaku Kitamura

Takashi Asano

Shigeru Yamada

Seiji Amaike

Kousaku Kitamura

Toshihisa Tanada

Koichiro Kitamura

Katsuji Taniguchi

Takayuki Yamazaki

Kazutaka Kitamura

Takashi Saitou

An automatic operation system in which automatic operation control can be selectively exercised on a plurality of previously registered machining centers from a remotely located terminal via a cloud server is provided. The machining center automatic operating system includes: a cloud-side control unit that is provided in a cloud server connected to a CNC device of each machining center via a communication line, generates a machining command for each machine tool at an automatic machining command generation unit, and transmits the machining command to a corresponding CNC device; and one or more terminals that transmit inputted three-dimensional CAD design data of an intended machined product to the cloud-side control unit via the communication line and display information transmitted from the cloud-side control unit on a display unit. The cloud-side control unit includes a cloud-side storage unit holding a registration list of all the machining centers to be driven and controlled, tool information and a learned model of each machine tool. The automatic machining command generation unit applies features extracted from three-dimensional CAD design data to a corresponding learned model together with tool information, thereby automatically sets machining conditions required for cutting operation for each feature and a manufacturing process including a tool trajectory based on the machining conditions, and generates a machining command corresponding to a series of all the manufacturing processes set by determining an execution procedure based on the learned model. And the automatic machining command generation unit is provided with a function of, before the tool information is applied to the learned model, referring to the latest tool information stored in a corresponding CNC device-side storage unit and updating the tool information.

Machining center automatic operating system

A machining center NC operation panel with a body temperature management function includes a visible range image camera and an infrared detection camera on a front surface of an operation panel. A storage unit has: an operator list; a face image file; and a body temperature management file for machine tool users and body-temperature managed users. A control unit includes: a face authentication processing unit; a work information processing unit that calls a work item assigned to the identified operator and displays it on a display unit of the operation panel so as to allow execution of a selection; and a body temperature acquisition processing unit that assesses whether or not the operator has a fever. When receiving a result of the assessment that the operator has a fever, the work information processing unit locks an operation screen of the display unit to inhibit continuation of an operation.

Machining center NC operation panel with body temperature management function

Machining center

In a CAD data-based automatic operation device of a machining center equipped with a CNC device, the CNC device is provided in a storage unit with a learned model generated by learning beforehand machining conditions including a tool used and cutting conditions, a manufacturing process including a tool trajectory, and a machining program that caused the manufacturing process to be performed in correspondence with one another with respect to each feature subjected to various cutting operations. An automatic machining command generation unit provided in a control unit is provided with: a feature extraction function of extracting features from three-dimensional CAD design data of a machined product; an automatic manufacturing process setting function of automatically determining required machining conditions and automatically setting a manufacturing process including a tool trajectory, by applying each feature to the learned model; an all manufacturing process setting function of determining a procedure for manufacturing processes for all the features; and a machining command generation function of generating a machining command for causing a machine tool to perform all the manufacturing processes based on the learned model. The automatic manufacturing process setting function is further provided with a function of displaying a 3D model of the machined product generated based on the three-dimensional CAD design data in one or more possible different directions of mounting to a machining unit in a selectable and executable manner and the manufacturing processes are automatically set based on the determined mounting direction.

CAD data-based automatic operation device of machining center

An object is to provide a machine tool operation system that enables inputs to an NC device of a machine tool by use of a tablet terminal from any location and an operation method using the system. The machine tool operation system includes an NC device, a computer connected to the NC device, and a tablet terminal that is in wirelessly communication with the computer and enables inputs and outputs of signals for the NC device via the computer. The tablet terminal includes a display unit that make to display a menu screen on a display screen, an input unit that receives an input from a user, and an input processing unit that outputs an input signal transmitted to the computer based on the input. The computer includes a signal processing unit that outputs a command signal for a machine tool operation based on the input signal. A wireless communication unit to wirelessly send and receive signals between the tablet terminal and computer, and a transmission unit to transmit signals between the computer and NC device are provided.

Machine tool operation system and machine tool operation method carried out by said system

A machining center NC operation panel is provided which can serve as a personal authentication system capable of simply and reliably identifying operators and implementing appropriate operational restrictions. The operation panel is provided with an imaging device mounted on its front or on a manual pulse generator for at-hand operation connected to the operation panel. In the operation panel: a storage unit stores an operator list allocated with work information prepared for each of the pre-registered operators, the work information including operations which the operators are respectively allowed to perform at a machine tool main body and restricted operations which the operators are not respectively allowed to perform, and a face image file holding a group of face image data on the operators registered in the operator list; and a control unit includes a face authentication processing unit which searches for and identifies an operator by checking operator face image data obtained from the imaging device against the group of face image data held in the face image file and a work information processing unit which obtains, from the operator list, work information associated with the identified operator and has, based on the obtained work information, a function of displaying work items the identified operator is allowed to perform in the display part.

Machining center NC operating panel

An automatic tool exchange system which allows a tool management mode to be arbitrarily selectable between a fixed address scheme and a memory random scheme in operation of the same machining center. The control unit for controlling the respective drive units of the tool exchanger and the magazine includes a storage unit for storing tool information containing a registered correspondence relationship between the tools and corresponding addresses of the stowage parts of the magazine, a modifying unit for modifying the tool information, and a tool exchange instruction unit for sequentially designating the tool to be used in each of the machining steps in accordance with the machining program, and driving the magazine to move the stowage part at the address corresponding to the designated tool to a predetermined position based on the tool information so that the tool is located at the exchange position at a predetermined timing. The control unit is configured to manage the tool in a mode selectively switchable between a first tool management mode in a fixed address scheme for returning the tool after use to a corresponding address, and a second tool management mode in a memory random scheme so as to stow the tool after use at an unoccupied address where the tool for next use has been previously stowed, and allow the modifying unit to modify the correspondence relationship between the tool after use and the address, which has been contained in the tool information.

Automatic tool exchange system for machine tools

To provide a control panel having NC function for machine tool, which is capable of using an information medium that is easily and securely manageable without requiring manual input of information to the control unit for simplifying the data reading system construction. The control panel having NC function for machine tool includes an image pickup device for reading a matrix-type two-dimensional code, which is installed on the front surface of the control panel, or on the on-hand manual pulse generator connected to the control panel. The control unit inside the control panel includes a reader which processes image data of the matrix type two-dimensional code captured by the image pickup device, and outputs the image data as read data, and start driving control to the machining section based on the work instruction information contained in the read data.

Control panel having NC function for machine tool

To provide a clamp device which is designed to shorten a spindle than before, thus enabling the downsizing of a spindle device. In a clamp device for removably mounting a tool holder to a spindle of a rotary spindle device, a clamp mechanism is placed in a clamp state by a reciprocation drive mechanism producing a rearward movement in which a draw-in sleeve () engaged therewith via steel balls () is moved rearward to bring through-holes () thereof to rearward large diameter portion () in a bore region of a spindle body () and further rearward to a position where the steel balls () are retained between the rearward large diameter portion () and a jig large diameter portion (), while the retreated draw-in sleeve () moves rearward a draw-in bolt () and a clamp sleeve () by means of a biasing force of an elastic member ().

Clamp device

An automatic tool storing mechanism has a plurality of main magazines, transporting apparatus, and a tool exchanging arm. Each main magazine holds a large number of pots with tools. The transporting apparatus transports the pots with tools one by one between the main magazine and the waiting position close to the main spindle. The tool exchanging arm takes out an unused or preused pot with tool which is waiting at the waiting position and attaches it to the main spindle and also removes the used tool from the main spindle and places it in the pot.

Automatic tool storing mechanism

A machining center is provided with a guard that covers a processing portion of a machine tool. An openable and closable operation door is provided at the guard front. The operation door is arched along a vertical direction from the guard surface. The operation door is provided with a handle used to open and close the operation door. The operation door is curved on an arched line that reaches a highest point at its center and lowers toward the top and bottom ends. The guard is provided with half-round LED display means protruding from the guard surface. The operation door is made of carbon fiber.

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Takaoka, Japan

Akihiro Kitamura