WO2024100719A1 - 数値制御装置 - Google Patents
数値制御装置 Download PDFInfo
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- WO2024100719A1 WO2024100719A1 PCT/JP2022/041387 JP2022041387W WO2024100719A1 WO 2024100719 A1 WO2024100719 A1 WO 2024100719A1 JP 2022041387 W JP2022041387 W JP 2022041387W WO 2024100719 A1 WO2024100719 A1 WO 2024100719A1
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- robot
- load
- control device
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- numerical control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Program-controlled manipulators
- B25J9/16—Program controls
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Program-control systems
- G05B19/02—Program-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41815—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the cooperation between machine tools, manipulators and conveyor or other workpiece supply system, workcell
- G05B19/41825—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the cooperation between machine tools, manipulators and conveyor or other workpiece supply system, workcell machine tools and manipulators only, machining centre
Definitions
- This disclosure relates to a numerical control device.
- a collaborative robot In order to detect accurate contact force, a collaborative robot needs to perform a load check each time it is turned on to ensure that the selected load setting matches the actual load on the robot. Since machine tool users need to use an unfamiliar robot teaching operation panel to perform the load check, checking the load on a collaborative robot is a difficult task for machine tool users. For this reason, there is a demand for a numerical control device that allows machine tool users to easily check the load.
- One aspect of the present disclosure is a numerical control device that controls a robot via a robot control device using a numerical control program, and includes a load confirmation state acquisition unit that acquires a load confirmation state indicating a state in which the load setting and the actual load are confirmed in the robot from the robot control device, and a load setting information confirmation unit that transmits load setting confirmation information to the robot control device for confirming load setting information based on the load confirmation state, and completes confirmation of the load setting and the actual load.
- FIG. 1 is a functional block diagram of a numerical control system according to an embodiment of the present invention.
- 1 is a functional block diagram of a numerical control device and a robot control device according to an embodiment of the present invention.
- FIG. 4 is a diagram illustrating an example of load setting information. 4 is a diagram showing load setting information for group 1 that is displayed when group 1 in FIG. 3 is selected.
- FIG. FIG. 11 is a diagram illustrating an example of load setting confirmation information displayed on the display device.
- 6 is a sequence diagram showing the flow of signals and information between the numerical control device and the robot control device when the load setting confirmation information shown in FIG. 5 is displayed.
- Figure 1 is a functional block diagram of a numerical control system 1 according to this embodiment.
- the numerical control system 1 comprises a machine tool 2 that processes a workpiece (not shown), a numerical control device (CNC) 4 that controls the operation of the machine tool 2, a collaborative robot 3 provided near the machine tool 2, and a robot control device 5 that controls the operation of the collaborative robot 3.
- the numerical control system 1 controls the operation of the machine tool 2 and the collaborative robot 3 in a coordinated manner by using the numerical control device 4 and the robot control device 5 that are connected to each other so that they can communicate with each other.
- the machine tool 2 processes a workpiece (not shown) in response to a machine tool control signal sent from the numerical control device 4.
- the machine tool 2 is, for example, a lathe, a drill press, a milling machine, a grinding machine, a laser processing machine, an injection molding machine, etc., but is not limited to these.
- the collaborative robot 3 operates under the control of the robot control device 5, and performs a predetermined task on a workpiece being machined by, for example, the machine tool 2.
- the collaborative robot 3 is, for example, a multi-joint robot, and a tool 3b for gripping, machining, and inspecting the workpiece is attached to the arm tip 3a.
- the collaborative robot 3 will be described as a six-axis multi-joint robot, but this is not limited to this.
- the collaborative robot 3 will be described as a six-axis multi-joint robot, but the number of axes is not limited to this.
- the collaborative robot 3 has functions such as a contact stop function, an escape mode function, and an inversion operation function, and can work safely in collaboration with humans.
- the contact stop function is a function that immediately stops the collaborative robot 3 when it comes into contact with a human with a light force (for example, 10 to 20 N (i.e., 1 to 2 kgf)).
- the escape mode function is a function that allows the arm of the collaborative robot 3 to escape on each axis by the human pushing the arm.
- the inversion operation function is a function that reduces pinching by instantly inverting the arm when the collaborative robot 3 comes into contact with a hard object.
- the collaborative robot 3 is equipped with an external force detection sensor to detect external forces such as contact with a human.
- the external force detection sensor is, for example, a torque sensor or a force sensor. That is, the collaborative robot 3 detects contact with a human using the external force detection sensor, and the robot control device 5 stops the operation of the collaborative robot 3 according to the external force detected by the external force detection sensor. This allows the collaborative robot 3 to work safely in collaboration with humans.
- the numerical control device 4 and the robot control device 5 are computers that are each composed of hardware such as a calculation processing means such as a CPU (Central Processing Unit), auxiliary storage means such as an HDD (Hard Disk Drive) or SSD (Solid State Drive) that stores various computer programs, a main storage means such as a RAM (Random Access Memory) for storing data temporarily required for the calculation processing means to execute the computer programs, an operation means such as a keyboard that allows the operator to perform various operations, and a display means such as a display that displays various information to the operator.
- the numerical control device 4 and the robot control device 5 are capable of sending and receiving various signals to each other, for example, via Ethernet (registered trademark).
- FIG. 2 is a functional block diagram of the numerical control device 4 and the robot control device 5 according to this embodiment. First, the detailed configuration of the numerical control device 4 will be described. As shown in FIG. 2, the numerical control device 4 realizes various functions such as a function to control the operation of the machine tool 2 and a function to generate a motion path of the control axis of the collaborative robot 3, by using the above hardware configuration.
- the numerical control device 4 uses a numerical control program to control the collaborative robot 3 via the robot control device 5. That is, the numerical control device 4 generates various commands for controlling the operation of the collaborative robot 3 and the tool 3b according to the numerical control program for the robot, and transmits them to the robot control device 5. More specifically, the numerical control device 4 includes a program input unit 41, an analysis unit 42, an operation control unit 43, a memory unit 44, a robot command signal generation unit 45, a data transmission/reception unit 46, a load confirmation status acquisition unit 47, an operation unit 48, a load setting information confirmation unit 49, and a display device 50.
- the program input unit 41 reads out a numerical control program for a robot, which is composed of multiple robot command blocks, from the memory unit 44 and inputs it sequentially to the analysis unit 42.
- the analysis unit 42 analyzes the command type based on the numerical control program input from the program input unit 41 for each command block, and outputs the analysis result to the operation control unit 43 and the robot command signal generation unit 45. More specifically, when the command type of the command block is a machine tool numerical control command for the machine tool 2, the analysis unit 42 transmits this machine tool numerical control command to the operation control unit 43. When the command type of the command block is a robot numerical control command for the collaborative robot 3, the analysis unit 42 outputs this robot numerical control command (hereinafter also referred to as a robot control command) to the robot command signal generation unit 45.
- a robot control command hereinafter also referred to as a robot control command
- the operation control unit 43 generates a machine tool control signal for controlling the operation of the machine tool 2 according to the analysis results sent from the analysis unit 42, and inputs the signal to the actuators that drive the various axes of the machine tool 2.
- the machine tool 2 operates according to the machine tool control signal input from the operation control unit 43, and machines a workpiece (not shown).
- the memory unit 44 stores, for example, a plurality of numerical control programs created based on operations by an operator. More specifically, the memory unit 44 stores numerical control programs that are composed of a plurality of command blocks for the machine tool 2 for controlling the operation of the machine tool 2, a plurality of command blocks for the collaborative robot 3 for controlling the operation of the collaborative robot 3, and the like.
- the numerical control programs stored in the memory unit 44 are written in a known programming language for controlling the operation of the machine tool 2, such as G-code or M-code.
- the memory unit 44 also stores, for example, machine coordinate values indicating the positions of various axes of the machine tool 2 operating under the above-mentioned numerical control program (i.e., the positions of the tool rest, table, etc. of the machine tool 2). These machine coordinate values are defined under a machine tool coordinate system that has as its origin a reference point determined at an arbitrary position on the machine tool 2 or in the vicinity of the machine tool 2. The machine coordinate values, which change sequentially under the numerical control program, are successively updated by a process not shown in the figures so that the latest values are stored in the memory unit 44.
- the memory unit 44 also stores, for example, robot coordinate values indicating the position and orientation of the control point (e.g., the arm tip 3a of the collaborative robot 3) of the collaborative robot 3 operating under the control of the robot control device 5, in other words, the position of each control axis of the collaborative robot 3.
- these robot coordinate values are defined under a robot coordinate system that is different from the machine tool coordinate system.
- the memory unit 44 is updated sequentially with the robot coordinate values obtained from the robot control device 5 by a process not shown in the figure so that the latest values of the robot coordinate values that change sequentially under the numerical control program are stored.
- the memory unit 44 also stores teaching positions, such as the start point and end point of the collaborative robot 3, input by the operator. Specifically, the memory unit 44 stores teaching positions of the collaborative robot 3 input from a teach pendant or the like, teaching positions input from a keyboard or the like, etc.
- the teaching positions of the collaborative robot 3 include robot coordinate values indicating the positions of each control axis of the collaborative robot 3, and these robot coordinate values are defined under a robot coordinate system that is different from the machine tool coordinate system.
- the robot command signal generation unit 45 generates a robot command signal for each robot command block based on the analysis results for each robot command block input from the analysis unit 42, and writes the generated robot command signal to the data transmission/reception unit 46.
- the robot command signal generation unit 45 generates a robot command signal for each robot command block based on the robot numerical control command as the analysis result input from the analysis unit 42, and writes the generated robot command signal to the data transmission/reception unit 46.
- the data transmission/reception unit 46 transmits and receives various data such as commands and robot coordinate values to and from the data transmission/reception unit 59 of the robot control device 5. Specifically, the data transmission/reception unit 46 transmits the robot command signal generated by the robot command signal generation unit 45 to the data transmission/reception unit 59 of the robot control device 5.
- the operation unit 48 is composed of a teach pendant, keyboard, touch panel, etc., and accepts input operations from the user. For example, the operation unit 48 accepts input operations for the user to respond to load setting confirmation information in the form of a question, which will be described later.
- the display device 50 is composed of a liquid crystal display, an organic EL display, a touch panel display, etc., and displays various information. For example, the display device 50 displays the load setting confirmation information described below.
- the load confirmation state acquisition unit 47 acquires the load confirmation state from the robot control device 5.
- the load confirmation state indicates a state in which the load setting and the actual load are confirmed in the collaborative robot 3.
- the load confirmation state includes one of the following: unconfirmed, in which it has not been confirmed whether the load setting and the actual load match; mismatch, in which the load setting and the actual load do not match; and confirmed, in which confirmation of whether the load setting and the actual load match has been completed.
- the analysis unit 42 notifies the load confirmation status acquisition unit 47 that it will acquire the load confirmation status of the collaborative robot 3.
- the load confirmation state acquisition unit 47 outputs a command requesting the load confirmation state to the robot command signal generation unit 45, and the robot command signal generation unit 45 generates a robot command signal including a command requesting the load confirmation state and transmits it to the robot control device 5 via the data transmission/reception unit 46.
- the robot control device 5 notifies the numerical control device 4 of the load confirmation state in response to a robot command signal including a command requesting the load confirmation state, and the load confirmation state acquisition unit 47 acquires the load confirmation state from the robot control device 5 via the data transmission/reception unit 59.
- the load setting information confirmation unit 49 transmits load setting confirmation information for confirming the load setting information to the robot control device 5 based on the load confirmation state acquired by the load confirmation state acquisition unit 47, and completes confirmation of the load setting and the actual load in the collaborative robot 3.
- the load setting information confirmation unit 49 displays the load setting confirmation information in the form of a question on the display device 50 based on the load confirmation state, and transmits the load setting confirmation information to the robot control device 5 based on the user's response to the load setting confirmation information in the form of a question.
- the load setting information confirmation unit 49 transmits the load setting confirmation information to the data transmission/reception unit 59 of the robot control device 5 based on the load confirmation state and the analysis results of the robot numerical control command, completing the confirmation of the load setting and the actual load in the collaborative robot 3.
- the load setting information confirmation unit 49 notifies the analysis unit 42 that analysis of the next block of the robot numerical control command is permitted.
- the load setting information confirmation unit 49 notifies the analysis unit 42 that analysis of the next block of the robot numerical control command is to be stopped.
- the analysis unit 42 When the analysis unit 42 is notified that analysis of the next block of the numerical control command for the robot is permitted, it analyzes the next block of the numerical control command for the robot. On the other hand, if the load setting confirmation information and the load setting do not match in the load setting information confirmation unit 49, the analysis unit 42 stops analyzing the numerical control command for the robot.
- the above hardware configuration of the robot control device 5 realizes various functions such as a memory unit 51, an analysis unit 52, a robot command generation unit 53, a program management unit 54, a trajectory control unit 55, a kinematics control unit 56, a servo control unit 57, a dynamics control unit 58, a data transmission/reception unit 59, a contact control unit 60, and a load setting confirmation unit 61.
- the robot control device 6 controls the operation of the collaborative robot 3 based on commands sent from the numerical control device 4.
- the storage unit 51 stores the robot program and various information for controlling the collaborative robot 3.
- the storage unit 51 also stores load setting information for the collaborative robot 3. Note that in this embodiment, the storage unit 51 is provided in the robot control device 5, but the storage unit 51 may be provided in the numerical control device 4, or in an external electronic device or external server, etc., external to the numerical control device 4 and the robot control device 5.
- the load setting information may include a load setting number associated with the load setting of the collaborative robot 3.
- the load setting information also includes at least one of the load setting number, the load weight, the center of gravity position of the load, and the load inertia. This load setting information is input in advance by the operator and stored in the memory unit 51.
- FIG. 3 is a diagram showing an example of load setting information.
- the load setting information is displayed on the display screen of the display device 50 of the numerical control device 4.
- a group with a load weight of 50 kg is assigned multiple setting numbers (No. 1 to 10).
- FIG. 4 shows the load setting information for group 1 that is displayed when group 1 in FIG. 3 is selected.
- the load setting information for group 1 stores the weight of the load, the position of the center of gravity of the load, and the inertia value of the load. In this way, the weight, the position of the center of gravity, and the inertia are associated with each load and stored in the memory unit 51.
- the data transmission/reception unit 59 receives the robot command signal transmitted from the data transmission/reception unit 46 of the numerical control device 4.
- the data transmission/reception unit 59 also outputs the received robot command signal to the analysis unit 52 in sequence.
- the analysis unit 52 analyzes the robot command signal input from the data transmission/reception unit 59.
- the analysis unit 52 also outputs the analysis result to the robot command generation unit 53.
- the robot command generation unit 53 generates a robot command corresponding to the robot command signal based on the analysis result of the robot command signal input from the analysis unit 52.
- the robot command generation unit 53 outputs the generated robot command to the program management unit 54.
- the program management unit 54 When the program management unit 54 receives a robot command from the robot command generation unit 53, it executes the robot commands sequentially to generate an operation plan for the collaborative robot 3 according to the robot command signal, and outputs the operation plan to the trajectory control unit 55.
- the program management unit 54 adds the input block robot command to the robot program stored in the memory unit 51.
- a robot program corresponding to the robot command signal sent from the numerical control device 4 is generated and stored in the memory unit 51.
- the stored robot program is started and played when the program management unit 54 receives a robot program start command as a robot command.
- the trajectory control unit 55 calculates time series data of the control points of the collaborative robot 3 and outputs it to the kinematics control unit 56.
- the kinematics control unit 56 calculates the target angles of each joint of the collaborative robot 3 from the input time series data and inputs them to the servo control unit 57.
- the servo control unit 57 generates a robot control signal for the collaborative robot 3 by feedback controlling each servo motor of the collaborative robot 3 so that the target angle input from the kinematics control unit 56 is realized, and inputs the signal to the servo motor of the collaborative robot 3.
- the servo control unit 57 also generates a robot control signal that reflects the torque calculated by the dynamics control unit 58, which will be described later. This enables the robot control device 5 to control the collaborative robot 3 based on the load setting information.
- the dynamics control unit 58 calculates the torque to be input to the collaborative robot 3 by inverse dynamics calculation based on the load setting commanded by the robot command signal.
- the dynamics control unit 58 outputs the torque obtained by calculation to the servo control unit 57.
- the inverse dynamics calculation of the collaborative robot 3 is a method of calculating the input torque to each motor to realize the desired motion (time series data of the position, speed, and acceleration of each joint) calculated in the motion trajectory plan of the collaborative robot 3, taking into account the hand load, gravity, and the weight of the collaborative robot 3.
- Numerical calculation methods such as the calculated torque method and the Newton-Euler method have been disclosed as methods related to this type of inverse dynamics calculation (for example, JP 8-118275 A and JP 2015-58520 A).
- the contact control unit 60 controls the contact stop operation in response to the detection result of the external force by the external force detection sensor in the collaborative robot 3.
- the contact stop operation refers to the operation of the collaborative robot 3 to stop the operation of the collaborative robot 3 in response to an external contact force.
- FIG. 5 is a diagram showing an example of load setting confirmation information displayed on the display device 50.
- FIG. 6 is a sequence diagram showing the flow of signals and information between the numerical control device 4 and the robot control device 5 when the load setting confirmation information shown in FIG. 5 is displayed.
- the load setting information confirmation unit 49 displays the load setting confirmation information in the form of a question on the display device 50 based on the load confirmation status as follows. First, the load confirmation status acquisition unit 47 acquires the load confirmation status notified from the robot control device 5. In the example shown in Figures 5 and 6, the load confirmation status is unconfirmed. Also, at this point, the robot control device 5 prohibits the operation of the collaborative robot 3.
- the load setting information confirmation unit 49 enables operations on a screen that displays the load confirmation information on the display device 50, and displays the message "Please enter your PIN" on the display device 50 as the load confirmation information.
- the load setting information confirmation unit 49 When the load setting information confirmation unit 49 receives a PIN number input from the user via the operation unit 48, it notifies the robot control device 5 of the PIN number.
- the load setting confirmation unit 61 of the robot control device 5 allows the load confirmation and notifies the numerical control device 4 of the load setting number.
- the load setting information confirmation unit 49 displays the message "Is the actual load No. x?" on the display device 50 as load confirmation information.
- x is an arbitrary load setting number.
- the load setting confirmation unit 61 of the robot control device 5 confirms the load setting number according to the notified confirmation result, and notifies the numerical control device 4 of information confirming the contact state with the collaborative robot 3.
- the load setting information confirmation unit 49 then displays the message "Is anyone touching the robot?" on the display device 50 as load confirmation information.
- the user confirms that the collaborative robot 3 is not in contact with a person, and performs an operation to check the contact state using the operation unit 48.
- the load setting information confirmation unit 49 receives an operation from the user to check the contact state using the operation unit 48, it notifies the robot control device 5 of the contact state.
- the load setting confirmation unit 61 of the robot control device 5 confirms the contact state, determines the load confirmation state as confirmation complete, and notifies the numerical control device 4 of this load confirmation state.
- the robot control device 5 also permits the operation of the collaborative robot 3.
- the load setting information confirmation unit 49 When the load setting information confirmation unit 49 receives a load confirmation status in which confirmation has been completed, it displays the message "Load confirmation completed" on the display device 50 and disables operations on the screen displaying the load confirmation information on the display device 50.
- FIG. 7 is a diagram showing an example of a numerical control program according to this embodiment.
- the numerical control program shown in FIG. 7 is a program for a robot system.
- FIG. 8 is a sequence diagram showing the flow of signals and information between the numerical control device 4 and the robot control device 5 when the numerical control program shown in FIG. 7 is executed.
- the load confirmation state is unconfirmed.
- the robot control device 5 prohibits the operation of the collaborative robot 3.
- the load confirmation status acquisition unit 47 acquires the load confirmation status notified from the robot control device 5. Then, the load setting information confirmation unit 49 displays a message as load confirmation information based on the load confirmation status, and accepts input of a secret number xxxx. After load confirmation is permitted, the load setting information confirmation unit 49 notifies the numerical control device 4 of the load setting number No. 1.
- xxxx is an arbitrary secret number. Furthermore, when the load setting information confirmation unit 49 accepts an operation to confirm the contact status from the user via the operation unit 48, it notifies the robot control device 5 of the contact status.
- the load setting confirmation unit 61 of the robot control device 5 confirms the PIN number, the load setting number, and the contact state, and notifies the numerical control device 4 of the load confirmation result.
- the robot control device 5 also permits the operation of the collaborative robot 3.
- the numerical control device 4 includes a load confirmation state acquisition unit 47 that acquires a load confirmation state indicating the state in which the load setting and the actual load are confirmed in the collaborative robot 3 from the robot control device 5, and a load setting information confirmation unit 49 that transmits load setting confirmation information to the robot control device 5 for confirming the load setting information based on the load confirmation state, and completes the confirmation of the load setting and the actual load.
- the numerical control device 4 can easily check the load on the collaborative robot 3 by operating the numerical control device 4, which the user of the machine tool 2 is familiar with, without using a teaching operation panel or the like of the robot control device 5.
- the load setting information confirmation unit 49 also displays the load setting confirmation information in the form of a question on the display device 50, and transmits the load setting confirmation information to the robot control device 5 based on the user's response to the load setting confirmation information in the form of a question, thereby completing the confirmation of the load setting and the actual load.
- the numerical control device 4 can easily confirm the load on the collaborative robot 3 by having the user of the machine tool 2 respond to the load setting confirmation information in the form of a question.
- the numerical control device 4 also includes an analysis unit 42 that analyzes the numerical control commands for the robot in the numerical control program, and the load setting information confirmation unit 49 transmits load setting confirmation information to the robot control device 5 based on the load confirmation state and the analysis results of the numerical control commands for the robot, completing the confirmation of the load setting and the actual load.
- the numerical control device 4 can check the load of the collaborative robot 3 using not only the load confirmation state but also the analysis results of the numerical control commands for the robot.
- the analysis unit 42 stops analyzing the numerical control commands for the robot if the load setting and the actual load do not match.
- the numerical control device 4 can stop the operation of the collaborative robot 3 if a malfunction occurs in the collaborative robot 3 by stopping the analysis of the numerical control commands for the robot.
- the load setting information may also include a number associated with the load setting of the collaborative robot 3.
- the load setting information may also include at least one of the weight of the load, the position of the center of gravity of the load, and the inertia information of the load.
- the numerical control device 4 can preferably check the load setting of the collaborative robot 3.
- the above-mentioned numerical control system 1 can be realized by hardware, software, or a combination of these. Furthermore, the control method performed by the above-mentioned numerical control system 1 can also be realized by hardware, software, or a combination of these.
- being realized by software means being realized by a computer reading and executing a program.
- Non-transitory computer readable media include various types of tangible storage media.
- Examples of non-transitory computer readable media include magnetic recording media (e.g., hard disk drives), magneto-optical recording media (e.g., magneto-optical disks), CD-ROMs (Read Only Memory), CD-Rs, CD-R/Ws, and semiconductor memories (e.g., mask ROMs, PROMs (Programmable ROMs), EPROMs (Erasable PROMs), flash ROMs, and RAMs (random access memory)).
- a numerical control device (4) that controls a robot (3) via a robot control device (5) using a numerical control program, a load confirmation state acquisition unit (47) that acquires a load confirmation state indicating a state in which a load setting and an actual load are confirmed in the robot from the robot control device; a load setting information confirmation unit (49) that transmits load setting confirmation information for confirming load setting information based on the load confirmation state to the robot control device and completes confirmation of the load setting and an actual load;
- a numerical control device comprising: (Appendix 2)
- the load setting information confirmation unit (49) displays the load setting confirmation information in the form of a question on a display device, transmits the load setting confirmation information to the robot control device based on the user's answer to the load setting confirmation information in the form of a question, and completes confirmation of the load setting and the actual load.
- the robot control system further includes an analysis unit (42) that analyzes a robot numerical control command in the numerical control program,
- the load setting information confirmation unit (49) transmits the load setting confirmation information to the robot control device based on the load confirmation state and the analysis results of the numerical control command for the robot, and completes confirmation of the load setting and the actual load.
- the numerical control device according to claim 3 wherein the analysis unit (42) stops analyzing the robot numerical control command when the load setting and the actual load do not match.
- the load setting information includes a number associated with the load setting of the robot.
- the load setting information includes at least one of a weight of the load, a center of gravity position of the load, and inertia information of the load. (Appendix 7) 2.
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Abstract
Description
(付記1)
数値制御プログラムを用いてロボット制御装置(5)を介してロボット(3)を制御する数値制御装置(4)であって、
前記ロボットにおいて負荷設定と実際の負荷とを確認する状態を示す負荷確認状態を前記ロボット制御装置から取得する負荷確認状態取得部(47)と、
前記負荷確認状態に基づいて負荷設定情報を確認するための負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と実際の負荷との確認を完了する負荷設定情報確認部(49)と、
を備える数値制御装置。
(付記2)
前記負荷設定情報確認部(49)は、前記負荷設定確認情報を質問形式で表示装置に表示し、質問形式の前記負荷設定確認情報に対するユーザの回答に基づいて前記負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と実際の負荷との確認を完了する、付記1に記載の数値制御装置。
(付記3)
前記数値制御プログラム中のロボット用数値制御指令を解析する解析部(42)を更に備え、
前記負荷設定情報確認部(49)は、前記負荷確認状態及び前記ロボット用数値制御指令の解析結果に基づいて、前記負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と前記実際の負荷との確認を完了する、付記1に記載の数値制御装置。
(付記4)
前記解析部(42)は、前記負荷設定と前記実際の負荷とが一致しない場合、前記ロボット用数値制御指令の解析を中止する、付記3に記載の数値制御装置。
(付記5)
前記負荷設定情報は、前記ロボットの前記負荷設定に対応付けられた番号を含む、付記1又は2に記載の数値制御装置。
(付記6)
前記負荷設定情報は、前記負荷の重量、前記負荷の重心位置、前記負荷のイナーシャ情報のうちの少なくとも一つを含む、付記1又は2に記載の数値制御装置。
(付記7)
前記ロボットは、人との接触を検知して動作を停止する協働ロボットである、付記1に記載の数値制御装置。
2 工作機械
3 協働ロボット
4 数値制御装置
5 ロボット制御装置
41 プログラム入力部
42 解析部
43 動作制御部
44 記憶部
45 ロボット指令信号生成部
46 データ送受信部
47 負荷確認状態取得部
48 操作部
49 負荷設定情報確認部
50 表示装置
51 記憶部
52 解析部
53 ロボット命令生成部
54 プログラム管理部
55 軌跡制御部
56 キネマティクス制御部
57 サーボ制御部
58 ダイナミクス制御部
59 データ送受信部
60 接触制御部
61 負荷設定確認部
Claims (7)
- 数値制御プログラムを用いてロボット制御装置を介してロボットを制御する数値制御装置であって、
前記ロボットにおいて負荷設定と実際の負荷とを確認する状態を示す負荷確認状態を前記ロボット制御装置から取得する負荷確認状態取得部と、
前記負荷確認状態に基づいて負荷設定情報を確認するための負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と実際の負荷との確認を完了する負荷設定情報確認部と、
を備える数値制御装置。 - 前記負荷設定情報確認部は、前記負荷設定確認情報を質問形式で表示装置に表示し、質問形式の前記負荷設定確認情報に対するユーザの回答に基づいて前記負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と実際の負荷との確認を完了する、請求項1に記載の数値制御装置。
- 前記数値制御プログラム中のロボット用数値制御指令を解析する解析部を更に備え、
前記負荷設定情報確認部は、前記負荷確認状態及び前記ロボット用数値制御指令の解析結果に基づいて、前記負荷設定確認情報を前記ロボット制御装置へ送信し、前記負荷設定と前記実際の負荷との確認を完了する、請求項1に記載の数値制御装置。 - 前記解析部は、前記負荷設定と前記実際の負荷とが一致しない場合、前記ロボット用数値制御指令の解析を中止する、請求項3に記載の数値制御装置。
- 前記負荷設定情報は、前記ロボットの前記負荷設定に対応付けられた番号を含む、請求項1又は2に記載の数値制御装置。
- 前記負荷設定情報は、前記負荷の重量、前記負荷の重心位置、前記負荷のイナーシャ情報のうちの少なくとも一つを含む、請求項1又は2に記載の数値制御装置。
- 前記ロボットは、人との接触を検知して動作を停止する協働ロボットである、請求項1に記載の数値制御装置。
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| DE112022007736.0T DE112022007736T5 (de) | 2022-11-07 | 2022-11-07 | Numerische Steuerungsvorrichtung |
| CN202280101537.XA CN120129878A (zh) | 2022-11-07 | 2022-11-07 | 数值控制装置 |
| PCT/JP2022/041387 WO2024100719A1 (ja) | 2022-11-07 | 2022-11-07 | 数値制御装置 |
| JP2023504085A JP7288158B1 (ja) | 2022-11-07 | 2022-11-07 | 数値制御装置 |
| TW112139551A TW202419233A (zh) | 2022-11-07 | 2023-10-17 | 數值控制裝置 |
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| PCT/JP2022/041387 Ceased WO2024100719A1 (ja) | 2022-11-07 | 2022-11-07 | 数値制御装置 |
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| JP (1) | JP7288158B1 (ja) |
| CN (1) | CN120129878A (ja) |
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| JP7698104B1 (ja) * | 2024-05-13 | 2025-06-24 | 株式会社アマダ | 制御装置、曲げ加工システム、制御プログラム作成方法及び制御プログラム作成プログラム |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016198872A (ja) * | 2015-04-14 | 2016-12-01 | ファナック株式会社 | 工具マガジンの工具保持手段の把持力測定手段を備えた工具搬送装置および加工システム |
| US20190015975A1 (en) * | 2017-07-14 | 2019-01-17 | Peak Analysis and automation Limited | Robotic positioning system |
| JP2020121351A (ja) * | 2019-01-29 | 2020-08-13 | ファナック株式会社 | ロボットシステム |
| WO2022224425A1 (ja) * | 2021-04-23 | 2022-10-27 | ファナック株式会社 | 数値制御装置及び数値制御システム |
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- 2022-11-07 DE DE112022007736.0T patent/DE112022007736T5/de active Pending
- 2022-11-07 JP JP2023504085A patent/JP7288158B1/ja active Active
- 2022-11-07 WO PCT/JP2022/041387 patent/WO2024100719A1/ja not_active Ceased
- 2022-11-07 CN CN202280101537.XA patent/CN120129878A/zh active Pending
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016198872A (ja) * | 2015-04-14 | 2016-12-01 | ファナック株式会社 | 工具マガジンの工具保持手段の把持力測定手段を備えた工具搬送装置および加工システム |
| US20190015975A1 (en) * | 2017-07-14 | 2019-01-17 | Peak Analysis and automation Limited | Robotic positioning system |
| JP2020121351A (ja) * | 2019-01-29 | 2020-08-13 | ファナック株式会社 | ロボットシステム |
| WO2022224425A1 (ja) * | 2021-04-23 | 2022-10-27 | ファナック株式会社 | 数値制御装置及び数値制御システム |
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| Publication number | Publication date |
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| CN120129878A (zh) | 2025-06-10 |
| JPWO2024100719A1 (ja) | 2024-05-16 |
| JP7288158B1 (ja) | 2023-06-06 |
| TW202419233A (zh) | 2024-05-16 |
| DE112022007736T5 (de) | 2025-06-26 |
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