WO2022034646A1 - 表示制御装置、加工シミュレーション装置、表示制御方法及びプログラム - Google Patents
表示制御装置、加工シミュレーション装置、表示制御方法及びプログラム Download PDFInfo
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- WO2022034646A1 WO2022034646A1 PCT/JP2020/030652 JP2020030652W WO2022034646A1 WO 2022034646 A1 WO2022034646 A1 WO 2022034646A1 JP 2020030652 W JP2020030652 W JP 2020030652W WO 2022034646 A1 WO2022034646 A1 WO 2022034646A1
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- display
- image
- reflected light
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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
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form
- G05B19/406—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by monitoring or safety
- G05B19/4069—Simulating machining process on screen
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating three-dimensional [3D] models or images for computer graphics
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Definitions
- This disclosure relates to a display control device, a machining simulation device, a display control method, and a program.
- the NC (Numerical Control) machine tool performs machining based on a machining program created by a CAM (Computer Aided Manufacturing) device or the like.
- the workpiece machined by the NC machine tool may have machining defects that show a finish different from the intention of the designer of the machining program. Machining defects occur, for example, when there is a problem in the machining program, or when the NC machine tool does not follow the instructions of the machining program due to improper adjustment of the machining conditions or the NC machine tool. If there is a problem in the machining program when cutting with an NC machine tool, machining defects are caused by uncut or over-cut.
- Patent Document 1 describes a technique for displaying the shape of a machined surface of a virtual machined product simulated based on a machined program on a display unit.
- Patent Document 2 describes a technique for displaying an image of a building material on a display unit according to a change in an observation environment and a change in the orientation of the building material.
- the texture of the machined surface of the workpiece machined by the NC machine tool is different from the building material, and it also differs depending on the material of the workpiece, the machining path of the tool, and so on.
- the evaluation criteria for the machined surface differ depending on the application of the machined product. Therefore, in any of the above-mentioned prior arts, the texture of the machined surface of the work piece is predicted based on the machining program created in advance, and the machining program is modified according to the evaluation criteria for each application of the work piece based on the prediction. It's difficult to do.
- the observer recognizes the shape and texture of the work piece based on the texture of the surface (for example, the positions of gloss and shadow) that changes according to the observation state.
- the texture in the image of the virtual workpiece displayed on the display unit does not change depending on the observation state as in the actual environment. Therefore, it is difficult to confirm the presence or absence of machining defects in the workpiece based on the results of the machining simulation.
- the object of the present disclosure is to add the reflected light of the light irradiated to each position of the processed surface of the virtual processed object processed by the processing simulation to the image.
- the display control device is a display control device that displays an image of a virtual workpiece machined by machining simulation on a display unit, and is a shape that acquires shape data indicating the shape of the workpiece.
- a position information acquisition unit that acquires camera position information indicating the position of a virtual camera that determines the display range of the image in the unit, a distance from the display surface of the display unit to the position of the observer's eye, and the display surface.
- observation state acquisition unit that acquires observation state information including the direction of the line of sight of the observer
- a display image generation unit that generates the image of the processed product as seen from the camera and provides it to the display unit.
- the display image generation unit is irradiated to each position on the machined surface of the work piece by the light source.
- the first reflected light which is the reflected light of light
- the second reflected light which is the reflected light toward the observer's eye from each position is calculated, and the image of the processed product as seen from the camera.
- the second reflected light is added to the above.
- the display control method is a display control method executed by a display control device for displaying an image of a virtual workpiece processed by machining simulation on a display unit, and the shape of the workpiece is displayed.
- the second reflected light which is the reflected light directed from each position toward the observer's eye, is calculated, and the second reflected light is shown in the image of the processed product as seen from the camera. Is added.
- FIG. It is a block diagram which shows schematic structure of the processing system which concerns on Embodiment 1.
- FIG. It is a side view which shows the structure of the ball end milling cutter of the NC machine tool shown in FIG. It is a perspective view which shows the workpiece machined by the ball-end milling cutter shown in FIG.
- It is a schematic diagram which shows the use state of the machining simulation apparatus which concerns on Embodiment 1.
- FIG. It is a block diagram which shows schematic structure of the machining simulation apparatus which concerns on Embodiment 1.
- FIG. It is a schematic diagram which shows the virtual space where the image provided to the display part by the display control apparatus which concerns on Embodiment 1 is generated.
- FIG. 8A is a diagram showing an example of an image displayed on the display when the left side of the display shown in FIG.
- FIG. 8A is tilted so as to be lowered.
- (B) is a diagram showing an example of an image displayed on the display when the right side of the display shown in FIG. 8A is tilted so as to be lowered. It is a figure which shows schematic the hardware composition of the machining simulation apparatus which concerns on Embodiment 1. FIG. It is a flowchart which shows the operation of the display control apparatus which concerns on Embodiment 1.
- FIG. 1 is a block diagram schematically showing the configuration of the processing system 1 according to the first embodiment.
- the machining system 1 includes a machining simulation device 100, a CAM device 200, and an NC machine tool 300 (hereinafter, also referred to as “NC machining machine”).
- the machining simulation device 100 is a device that simulates the machining of the NC machine tool 300 on the workpiece. The configuration of the machining simulation device 100 will be described later.
- the CAM device 200 creates a machining program in which an operation command to the NC machine tool 300 is described.
- the NC machine tool 300 processes the workpiece based on the processing program created by the CAM device 200.
- the NC machine tool 300 has a ball-end milling cutter 301 as a cutting tool and a drive unit 302 for driving the ball-end milling cutter 301.
- the ball-end milling cutter 301 can form the surface of the workpiece in a free shape.
- the drive unit 302 has, for example, a motor and a transmission mechanism (for example, a gear) that transmits the driving force of the motor to the ball end milling cutter 301.
- the NC machine tool 300 is not limited to the ball end milling cutter, and may have other tools such as a drill.
- FIG. 2 is a side view showing the configuration of the ball end milling cutter 301 of the NC machine tool 300 shown in FIG.
- the shape of the tip portion 301a of the ball end milling cutter 301 is, for example, spherical.
- the portion 301b excluding the tip portion 301a of the ball end milling cutter 301 is, for example, cylindrical.
- FIG. 3 is a perspective view showing a workpiece 400 machined by the ball-end milling cutter 301 shown in FIG.
- the work piece 400 has a work surface 410 machined by the ball end milling cutter 301.
- the machined surface 410 has a plurality of cutting surfaces 411, 412, 413.
- the ball-end milling cutter 301 forms arcuate cutting surfaces 411, 412, and 413 on the workpiece 400.
- triangular tips 414 and 415 are formed between the adjacent cutting surfaces among the plurality of cutting surfaces 411, 421, and 413.
- a machining defect may occur in the machined surface and the shape of the workpiece due to a defect such as a cutting path.
- a processing defect occurs, the product cannot be shipped, so it is desired not to cause a processing defect in the work piece.
- the "scratch” is, for example, a groove having a minute depth formed on the machined surface of the work piece.
- the depth of the groove is, for example, about 10 ⁇ m.
- the "scratch” is a processing defect caused by the formation of a step on a part of the processed surface which is originally a continuous surface after processing. Since the presence or absence of "scratches” is recognized by the irregularity of the shape of the machined surface, it can be determined by a person touching the machined surface.
- “Processing unevenness” is, for example, discontinuous unevenness having a minute height formed on the processed surface of the processed product.
- the height of the unevenness is, for example, about 1 ⁇ m.
- “Processing unevenness” is a processing defect in which variations in texture occur over a wide range on the processed surface. That is, “processing unevenness” is a processing defect in which the shape of the processed product is not homogenized and the color or pattern of a part of the processed surface looks different from the color or pattern of another part.
- the presence or absence of "processing unevenness” can be determined by the appearance of color unevenness or shape unevenness based on rainbow colors on the processed surface due to the diffraction of light.
- the presence or absence of "scratches” and "processing unevenness” is visually evaluated by the user of the NC processing machine.
- the user performs prototype processing of the processed product, and confirms the presence or absence of processing defects by the reflected light when the processed surface of the prototype processed product is exposed to indoor illumination light or sunlight.
- the user determines that there is a processing defect, the work cannot be shipped. Therefore, the user performs the work of modifying the machining parameters in the machining program.
- the machining preparation process including the prototype machining and the correction work of the machining parameters is a process that requires a lot of time. Therefore, it is desired to reduce the processing preparation process and improve the efficiency of the processing work.
- the reflected light of the light applied to the object changes depending on the material of the object, the shape of the surface of the object, the characteristics of the light source located around the object, and the like.
- a person understands the material of an object by the minute unevenness, gloss, and shadow of the surface of the object that appear due to the change of reflected light. This allows a person to recognize the surface texture of an object, that is, the texture of the object.
- the "texture” in the present specification is a material characteristic that a person understands by the reflected light reflected on the surface of an object (that is, the processed surface of a work piece).
- the reflected light has characteristics such as wavelength characteristics (hereinafter, also referred to as “color”), directivity and diffusivity.
- the virtual workpiece (hereinafter, also referred to as “object”) to be displayed on the display unit of the machining simulation device 100 (that is, the display 20 shown in FIG. 4 described later) according to the movement of a person during observation. If the image changes, it is possible to display a simulated surface of the workpiece actually machined by the NC processing machine.
- the reflected light reflected on the surface of the object includes a reflected light component mirror-reflected and a diffusely reflected light component.
- Specular reflection refers to reflection in which the incident angle and the reflection angle of light are the same. Diffuse reflection is the reflection of incident light from the reflecting surface in various directions. Therefore, the specularly reflected reflected light component has strong directivity, and the diffusely reflected reflected light component is reflected in the omnidirectional direction.
- the reflected light reflected on the surface of the object further includes a reflected light component that is internally reflected and a reflected light component that is mutually reflected. Internal reflection means that light propagating inside an object is scattered inside the object and reflected toward the outside of the object. Mutual reflection is when the light reflected from an object collides with another object and is further reflected.
- the reality of the workpiece can be further enhanced.
- the change in the color of the reflected light can be realized, for example, by generating a reflection on the image according to the color of the light that illuminates the display unit and the landscape including objects or people existing around the display unit. can.
- FIG. 4 is a schematic view showing a usage state of the machining simulation apparatus 100 shown in FIG.
- the machining simulation device 100 includes a display control device 10 and a display 20 as a display unit.
- the display control device 10 is a device capable of executing the display control method according to the first embodiment and the program according to the embodiment.
- the display control device 10 causes the display 20 to display an image of the virtual workpiece 502 machined by the machining simulation.
- the observer 50 who is a user of the machining simulation device 100 can confirm the result of the machining simulation by looking at the display 20.
- the image displayed on the display 20 is the macro display image A2 shown in FIG. 8B, which will be described later.
- the display 20 is, for example, a liquid crystal display, an organic EL (Electro Luminescence) display, a micro LED (Light Emitting Diode) display, or the like.
- the display 20 may be another display device such as an aerial display, an HMD (Head Mounting Display), a VR (Virtual Reality) device, or an AR (Augmented Reality) device.
- HMD Head Mounting Display
- VR Virtual Reality
- AR Augmented Reality
- the display control device 10 and the display device 20 are provided in the terminal device 30.
- the terminal device 30 is, for example, a tablet-type PC (Personal Computer), a notebook-type PC, or the like.
- the display control device 10 may be provided in a terminal device different from the terminal device provided with the display device 20.
- FIG. 5 is a block diagram schematically showing the configuration of the machining simulation device 100 according to the first embodiment.
- the display control device 10 includes a shape data acquisition unit 11, a lighting condition acquisition unit 12, a material information acquisition unit 13, a camera position information acquisition unit 14, and a display range information acquisition unit 15. It has an observation state acquisition unit 16 and a display image generation unit 17.
- the shape data acquisition unit 11 acquires shape data indicating the shape of the workpiece.
- the shape data acquisition unit 11 acquires shape data via an input device (for example, a keyboard, a mouse, etc.) 110 operated by the observer 50 (see FIG. 4).
- the shape data acquisition unit 11 acquires, for example, three-dimensional volume data as shape data.
- the acquired shape data is stored in a storage unit (not shown) of the display control device 10.
- the shape data acquisition unit 11 is not limited to the configuration of acquiring three-dimensional volume data, but acquires data in which bump mapping that expresses a feeling of unevenness is performed by changing the surface of the workpiece in the normal direction. May be good.
- the shape data acquisition unit 11 may acquire data obtained by measuring the shape of the actually machined workpiece with a three-dimensional shape measuring device.
- the shape data acquisition unit 11 outputs the acquired shape data to the display image generation unit 17.
- the lighting condition acquisition unit 12 acquires the lighting conditions when irradiating the work piece with light by a virtual light source (that is, the virtual light source 42 shown in FIG. 6 described later).
- a virtual light source that is, the virtual light source 42 shown in FIG. 6 described later.
- the lighting conditions are, for example, the angle at which the light emitted from the virtual light source is incident on the work surface, the position of the virtual light source, the light intensity, the light distribution, and the virtual. Includes any one or more of the number of light sources, the color of light, and the wavelength characteristics of light.
- the lighting condition acquisition unit 12 acquires the lighting condition via the input device 110.
- the lighting condition acquisition unit 12 outputs the acquired lighting condition to the display image generation unit 17.
- the lighting condition acquisition unit 12 does not have to acquire the lighting condition via the input device 110, and may store the predetermined lighting condition. Further, the lighting condition acquisition unit 12 may store a plurality of predetermined lighting conditions. For example, when the material of the work piece is metal, the reflection characteristics of the light applied to the work surface differ depending on the lighting conditions. By storing a plurality of lighting conditions in the lighting condition acquisition unit 12, it is possible to acquire the lighting conditions corresponding to the material or shape of the workpiece.
- the material information acquisition unit 13 acquires material information indicating the material of the work piece.
- the material information acquisition unit 13 acquires material information indicating the material of the work piece as the material information.
- the material of the work piece includes, for example, any of metal (eg, aluminum, iron, titanium, etc.), resin (eg, plastic), wood, and rubber.
- a plurality of predetermined material information is stored in the material information acquisition unit 13.
- the material information acquisition unit 13 acquires material information selected by the observer 50 from a plurality of stored material information via the input device 110 as material information.
- the material information acquisition unit 13 may acquire new material information input via the input device 110 as material information.
- the material information acquisition unit 13 may acquire not only the material information but also a texture image including information on the object color of the workpiece or information on the mirror surface reflection intensity as the material information, and the BRDF (Bidirectional Reflectance Distribution Function) may be acquired. ) Data may be acquired as material information.
- BRDF Bidirectional Reflectance Distribution Function
- the camera position information acquisition unit 14 indicates the position of a virtual camera (that is, the virtual camera 41 shown in FIG. 6 to be described later) that virtually replaces the eyes of the observer 50 looking at the display 20 (see FIG. 4). Acquire camera position information.
- the camera position information acquisition unit 14 acquires camera position information via an input device 110 such as a keyboard and a mouse, for example.
- an input device 110 such as a keyboard and a mouse, for example.
- the display 20 is a display capable of touch operation (hereinafter, also referred to as “touch panel display”)
- the camera position information acquisition unit 14 obtains camera position information via the touch operation of the observer 50 on the touch panel display. You may get it.
- the display range information acquisition unit 15 acquires the camera position information acquired by the camera position information acquisition unit 14 as display range information indicating the display range of the image of the virtual work piece displayed on the display 20.
- the observation state acquisition unit 16 acquires observation state information indicating the observation state of the observer 50 (see FIG. 4) looking at the display 20.
- the observation state information includes the distance from the display surface 20a (see FIG. 4) of the display 20 to the position of the eyes of the observer 50, and the direction of the line of sight of the observer 50 with respect to the display surface 20a.
- the observation state acquisition unit 16 is, for example, an image pickup device (for example, a color camera, an infrared camera, etc.) that photographs the observer 50 and tracks the observer 50.
- the observation state acquisition unit 16 detects, for example, the area of the head 50a (see FIG. 4) of the observer 50 included in the image acquired by photographing the observer 50 from the display surface 20a of the display 20. The distance to the position of the eye of the observer 50 is acquired.
- the area of the head 50a detected by the observation state acquisition unit 16 is larger than a predetermined threshold value, the observer 50 can detect that the area is closer to the predetermined reference position. Further, when the area of the detected head 50a is equal to or less than the threshold value, the observer 50 can detect that the observer 50 is at a position farther than the reference position.
- the observation state acquisition unit 16 may detect the width or length of the head 50a of the observer 50.
- observation state acquisition unit 16 uses the position of the observer's eye when the image pickup device first photographs the observer 50 as a reference position, and the observer's eye is in the left-right direction and the up-down direction with respect to the reference position.
- the observation state information may be acquired depending on which of the two is moving.
- the observation state acquisition unit 16 may acquire the movement amount of the pixel in the detected image of the head 50a, and may acquire the position of the observer 50 with respect to the display surface 20a based on the movement amount of the pixel. Further, when the detected area of the head 50a becomes smaller with time, the observer with respect to the display surface 20a acquires the movement amount of the pixel corresponding to the change amount of the area of the head 50a, and based on the acquisition amount of the pixel. You may acquire the position of 50.
- the observation state acquisition unit 16 is provided in the display 20.
- the observation state acquisition unit 16 may be provided in the vicinity of the display 20. Further, the observation state acquisition unit 16 may be provided in the vicinity of the display control device 10 or the display control device 10.
- the observation state acquisition unit 16 may be an acceleration sensor, a gyro sensor, a ToF (Time of Flight) sensor, or the like. Further, the observation state acquisition unit 16 may be arranged at a position away from the machining simulation device 100 as long as the relative positional relationship between the display 20 and the observer 50 can be acquired.
- the appearance of the object processed by the processing simulation (that is, that is). Texture) does not change.
- the observation state acquisition unit 16 does not have to acquire the position of the observer 50 with respect to the display surface 20a.
- the display image generation unit 17 generates an image of a virtual processed product provided to the display 20.
- the display image generation unit 17 generates an image based on shape data, lighting conditions, material information, camera position information, and observation state information. Specifically, the display image generation unit 17 generates an image obtained by rendering the shape data of the workpiece based on the lighting conditions, the material information, the camera position information, and the observation state information.
- the image of the virtual work piece is generated in a virtual three-dimensional space (that is, the virtual space V shown in FIG. 6 described later).
- FIG. 6 is a schematic diagram showing a virtual space V in which a virtual work piece (hereinafter, also simply referred to as “work piece”) 500 is generated.
- FIG. 6 shows an XYZ Cartesian coordinate system.
- the X-axis and the Y-axis are coordinate axes parallel to the horizontal plane.
- the Z axis is a coordinate axis orthogonal to both the X axis and the Y axis.
- the virtual space V includes a virtual camera 41 that determines a display range of an image of the workpiece 500 in the display device 20, and a virtual light source 42 that is a light source in the virtual space V.
- the position of the virtual camera 41 is the viewpoint position when the image of the virtual workpiece 500 processed by the machining simulation is displayed on the display 20.
- the display range of the workpiece 500 on the display 20 is determined based on the position of the virtual camera 41. That is, the display range of the image of the workpiece 500 on the display 20 corresponds to the position of the virtual camera 41.
- the observer 50 inputs the position of the virtual camera 41 to the camera position information acquisition unit 14, and the display range of the workpiece 500 on the display 20 is determined. That is, the position of the virtual camera 41 indicates the position of the viewpoint of the observer 50 looking at the display 20. In this way, by changing the position of the virtual camera 41 in the virtual space V by the input operation of the observer 50, the display range of the workpiece 500 on the display 20 can be freely set to the range desired by the observer 50. Can be done.
- the virtual light source 42 irradiates the incident light L1 as the light to irradiate the workpiece 500.
- the positions of the virtual camera 41 and the workpiece 500 are fixed, and the position of the virtual light source 42 changes according to the observation state of the observer 50 (see FIG. 4).
- the virtual camera 41 fixes the workpiece 500 at a position where it can be displayed on the display 20 (see FIG. 4), and the position of the virtual light source 42 is in the X-axis direction, the Y-axis direction, and the position according to the observation state of the observer 50. It changes to either of the Z-axis directions.
- the display image generation unit 17 (see FIG. 5) is the incident light L1 irradiated to each position of the workpiece 500 by the virtual light source 42 based on the shape data, the lighting condition, the material information, the camera position information, and the observation state information.
- the intensity of the second reflected light L3 which is the reflected light toward the eyes of the observer 50 from each position is calculated, and the processed product seen from the virtual camera 41.
- the second reflected light L3 is added to the image of 500.
- the display image generation unit 17 determines the intensity of the second reflected light L3 from each position of the processed surface of the workpiece 500 toward the eyes of the observer 50. change. As a result, the texture of the workpiece 500 displayed on the display 20 changes.
- the display control device 10 further includes a scale information acquisition unit 18 and a scale information determination unit 19.
- the display control device 10 can be realized even if it does not have the scale information acquisition unit 18 and the scale information determination unit 19.
- the scale information acquisition unit 18 acquires scale information indicating the scale of the image on the display 20.
- the scale information acquisition unit 18 may acquire scale information via, for example, a gesture operation by a touch operation or a GUI (Graphical User Interface) using a slider bar. If the display 20 does not have a built-in touch sensor, the scale information acquisition unit 18 may acquire scale information via an input device such as a keyboard and a mouse.
- the scale acquired by the scale information acquisition unit 18 has a first scale and a second scale larger than the first scale.
- the first scale is a scale when a part of an image of a virtual workpiece processed by a machining simulation is enlarged and displayed.
- the second scale is a scale for displaying or reducing the image of a virtual work piece processed by a processing simulation at the same size.
- the scale information determination unit 19 determines the type of image to be displayed on the display 20 based on the scale information acquired by the scale information acquisition unit 18.
- the scale information determination unit 19 shows a micro display image (that is, FIG. 8A, which will be described later) on the display 20 when the first scale is acquired by the scale information acquisition unit 18. It is determined that the micro display image A1) is displayed.
- the scale information determination unit 19 displays a macro display image on the display 20 (that is, the macro display image A2 shown in FIG. 8B described later). ) Is displayed.
- the scale information determination unit 19 determines that the display 20 displays a micro display image when the scale information acquisition unit 18 acquires the scale information having an enlargement ratio equal to or higher than a predetermined reference value. You may. Further, even if the scale information determination unit 19 determines that the display 20 displays the macro display image when the scale information having the same or smaller enlargement ratio as the reference value is acquired by the scale information acquisition unit 18. good.
- the display image generation unit 17 has a micro display image generation unit 17a and a macro display image generation unit 17b.
- the micro display image generation unit 17a generates the micro display image when the scale information determination unit 19 determines that the image to be displayed on the display 20 is a micro display image.
- the micro display image is the primary reflected light of the first reflected light L2 of the incident light L1 irradiated by the virtual light source 42 shown in FIG. 6 (that is, the primary reflected light shown in FIG. 7A described later). It is an image to which the reflected light L21 to L25) is added.
- the micro display image generation unit 17a is a rendering unit that renders (also referred to as “drawing”) an image to which the primary reflected light is added.
- the macro display image generation unit 17b generates the macro display image when the scale information determination unit 19 determines that the image to be displayed on the display 20 is a macro display image.
- the macro display image is the primary reflected light of the first reflected light L2 of the incident light L1 irradiated by the virtual light source 42 shown in FIG. 6 (that is, the primary reflected light shown in FIG. 7B described later). It is an image to which the reflected light L23, L25) and the secondary reflected light (that is, the secondary reflected light L31, L32, L33 shown in FIG. 7B described later) are added.
- the macro display image generation unit 17b is a rendering unit that renders an image to which the primary reflected light and the secondary reflected light are added.
- FIG. 7A is a schematic diagram showing the incident light L11 to L15 irradiated to each position of the processed surface 500a of the workpiece 500 and the primary reflected light L21 to L25 among the reflected light of the incident light L11 to L15. It is a figure. As shown in FIG. 7A, in the primary reflected light L21 to L25, the incident light L11 to L15 irradiated to each position of the machined surface 500a of the workpiece 500 is reflected once on the machined surface 500a and observed.
- the primary reflected lights L21 to L25 are reflected light generated by irradiating the processed surface 500a of the workpiece 500 with the incident light L11 to L15.
- the direction and intensity of the primary reflected light L21 to L25 are determined based on the incident angle of the incident light L11 to L15 of the machined surface 500a and the normal direction of the machined surface 500a.
- the brightness values of the primary reflected lights L21 to L25 are calculated by, for example, bump mapping. Further, the calculation of the optical reflection is performed by the reflection model corresponding to the material of the workpiece among the reflection models such as the Phong model, the Torrance-Sparrow model and the Blinn model.
- the rendering process of the image to which the primary reflected lights L21 to L25 are added is performed every time the information acquired by each of the camera position information acquisition unit 14, the observation state acquisition unit 16, and the scale information acquisition unit 18 is updated. .. As a result, the image corresponding to each updated information can be displayed on the display 20 in real time.
- FIG. 7B shows the incident light L11 to L15 irradiated to each position of the processed surface 500a of the workpiece 500, and the primary reflected light L23, L25 and the secondary of the reflected light of the incident light L11 to L15. It is a schematic diagram which shows the reflected light L31, L32, L33.
- the incident lights L13 and L15 are the primary reflected lights L23 and L25 once reflected by the machined surface 500a. It reaches the eyes of the observer 50.
- the secondary reflected lights L31, L32, and L33 are reflections in which the incident light L11, L12, and L14 irradiated to each position of the machined surface 500a of the work piece 500 are reflected multiple times on the machined surface 500a and reach the eyes of the observer 50. It is light.
- the secondary reflected light L31, L32, L33 includes a subsurface scattering component, a refraction component, a mutual reflected light component, and a diffracted light component.
- the brightness values of the secondary reflected lights L31, L32, and L32 are calculated by, for example, physical-based rendering that measures and models the propagation of light rays, photon mapping, and approximation using a model formula created based on the diffraction of light. Will be done. Further, the luminance values of the secondary reflected lights L31, L32, and L32 may be calculated by the microfacet theory in which the rendering process is performed using BRDF or NDF (Normal Distribution Function).
- the rendering process of the image to which the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 are added is acquired by each of the camera position information acquisition unit 14, the observation state acquisition unit 16, and the scale information acquisition unit 18. This is done every time the information is updated. As a result, the image corresponding to each updated information can be displayed on the display 20 in real time.
- the reflection characteristics of the image to which the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 are added are more complicated than the reflection characteristics of the image to which only the primary reflected light L21 to L25 is added. .. That is, by adding the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 to the image of the object processed by the processing simulation, the texture of the object can be brought closer to the actual environment.
- FIG. 8A is a diagram showing an example of the micro display image A1 generated by the micro display image generation unit 17a of the display image generation unit 17.
- FIG. 8B is a diagram showing an example of the macro display image A2 generated by the macro display image generation unit 17b of the display image generation unit 17.
- the micro display image A1 and the macro display image A2 are graphics obtained by simulating a cutting process using a ball-end milling cutter 301 (see FIG. 2).
- the micro display image A1 is an image generated when the scale acquired by the scale information acquisition unit 18 shown in FIG. 5 is the first scale. That is, the micro display image A1 is an image displayed on the display 20 when the workpiece 501 machined by the machining simulation is enlarged and displayed. Primary reflected light L21 to L25 (see FIG. 7A) calculated by the micro display image generation unit 17a is added to the micro display image A1.
- the macro display image A2 is an image generated when the scale acquired by the scale information acquisition unit 18 is the second scale. That is, the macro display image A2 is an image displayed on the display 20 when the workpiece 502 processed by the machining simulation is displayed at the same magnification / reduced.
- the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 (see FIG. 7B) calculated by the macro display image generation unit 17b are added to the macro display image A2.
- the texture of the processed product 502 of the macro display image A2 can be brought closer to the actual environment.
- the primary reflected light L21 to L25 is added to the micro display image A1
- the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 are added to the macro display image A2. Therefore, the rendering processing time for generating the micro display image A1 can be shorter than the rendering processing time for generating the macro display image A2. Therefore, the micro display image A1 can be smoothly displayed on the display 20 by following the direction of the line of sight of the observer 50.
- the observer 50 looking at the display 20 confirms the presence or absence of processing defects in the virtual workpieces 501 and 502 based on the micro display image A1 and the macro display image A2 displayed on the display 20. It is possible to evaluate whether or not the machining program needs to be modified.
- the observer 50 can confirm the presence or absence of scratches on the processed surface of the enlarged and displayed workpiece 501 by looking at the micro-display image A1.
- the user of the NC machine tool 300 (see FIG. 1) confirms the presence or absence of an image in the workpiece when evaluating the presence or absence of machining defects in the workpiece machined by the NC machine tool 300.
- the user confirms the machined surface of the work piece visually or by using a loupe for enlarging the machined surface.
- FIG. 9A in the display control device 10, when the workpiece 501 machined by the machining simulation is enlarged and displayed, the primary reflected light L21 to L25 is added and the secondary reflected light is not added to the micro.
- the display image A1 is displayed on the display 20.
- color unevenness or coloring that is colored in rainbow colors is less likely to occur, so that the observer 50 recognizes the fine uneven shape (that is, the cutting shape) of the machined surface of the workpiece 501. It will be easier. Therefore, it is possible to confirm the presence or absence of scratches on the machined surface of the work piece 501.
- the observer 50 can visually confirm whether or not the shape of the workpiece 502 is homogeneous in a wide range by looking at the macro display image A2. As a result, the observer 50 can confirm the presence or absence of processing unevenness in the work piece 502.
- FIG. 9A is a diagram showing an example of an image A3 displayed on the display 20 when the left side of the display 20 shown in FIG. 4 is tilted so as to be lowered.
- the image A3 shown in FIG. 9A is an image when the observer 50 tilts the left side of the display 20 shown in FIG. 8A so as to lower it.
- 9 (B) is a diagram showing an example of an image A4 displayed on the display 20 when the right side of the display 20 shown in FIG. 8 (A) is tilted downward.
- the image A4 shown in FIG. 9B is an image when the observer 50 tilts the right side of the display 20 shown in FIG. 8A so as to lower it.
- the gloss of the image A3 is stronger than the gloss of the image A4, and the image A3 is brighter than the image A4.
- the reflection characteristics of the image displayed on the display 20 differ depending on the change in the observation state of the observer 50 with respect to the display 20. That is, the display image generation unit 17 changes the intensity of the second reflected light L3 (see FIG. 6) toward the eyes of the observer 50 according to the change in the observation state. As a result, the reality of the workpiece 501 displayed on the display 20 is improved, so that the observer 50 can easily confirm the texture of the processed surface of the workpiece 501.
- FIG. 10 is a diagram schematically showing the hardware configuration of the machining simulation device 100.
- the machining simulation device 100 includes a memory 10a, a processor 10b, and a display 20.
- the display control device 10 (see FIG. 5) is realized by a computer including a memory 10a as a storage device for storing a program as software and a processor 10b as an information processing unit for executing a program stored in the memory 10a. can do.
- the memory 10a is, for example, a RAM (Random Access Memory), a ROM (Read Only Memory), or the like.
- the processor 10b executes the program, the functions of each configuration of the display control device 10 are realized.
- a part of the configuration of the display control device 10 may be realized by the memory 10a and the processor 10b. Further, the display control device 10 may be realized by an electric circuit.
- FIG. 11 is a flowchart showing the operation of the display control device 10.
- step S1 the shape data acquisition unit 11 acquires shape data indicating the shape of the virtual workpiece 500 machined by the machining simulation.
- step S2 the material information acquisition unit 13 acquires material information indicating the material of the workpiece 500.
- step S3 the camera position information acquisition unit 14 acquires the position of the virtual camera 41 that determines the display range of the image of the workpiece 500 in the virtual space V.
- the initial position of the virtual camera 41 is stored in advance in the camera position information acquisition unit 14.
- the position of the virtual camera 41 is changed when the display range is updated in step S10 described later.
- the observer 50 can freely set the position of the virtual camera 41, that is, the display range of the workpiece 500 displayed on the display 20, so that the observer 50 can set the workpiece 500 within a desired display range. Since it can be seen, it becomes easy to confirm the texture of the work piece 500.
- step S4 the illumination condition acquisition unit 12 acquires the illumination conditions when the workpiece 500 is irradiated with the incident light L1 by the virtual light source 42.
- the lighting conditions are changed when the observation state information of the observer 50 looking at the display 20 is acquired in step S11 described later.
- step S5 the scale information determination unit 19 determines whether or not the scale acquired by the scale information acquisition unit 18 is the first scale, and determines that the scale is the first scale (that is,). , If the determination is Yes in step S5), the process proceeds to step S6.
- step S7 the scale information determination unit 19 determines that the scale acquired by the scale information acquisition unit 18 is not the first scale (that is, when the determination is No in step S5). That is, when the scale information determination unit 19 determines that the scale acquired by the scale information acquisition unit 18 is the second scale, the process proceeds to step S7. If the determination is No in step S5, the scale information acquisition unit 18 may not acquire the scale information via the input device 110. That is, in step S5, the scale information determination unit 19 advances the process to step S7 even when the scale information is not input.
- step S6 the micro display image generation unit 17a calculates the primary reflected light L21 to L25 based on the shape data, the lighting condition, the material information, the camera position information, and the first scale, and the primary reflected light L21.
- a microscopic display image A1 to which L25 is added is generated.
- the macro display image generation unit 17b has the primary reflected light L23, L25 and the secondary reflected light L31, L32, based on the shape data, the lighting condition, the material information, the camera position information, and the second scale. L33 is calculated, and a macro display image A2 to which the primary reflected light L23, L25 and the secondary reflected light L31, L32, L33 are added is created.
- step S8 the display image generation unit 17 provides the display 20 with the images created in steps S7 and S8.
- the update frequency of the image on the display 20 is, for example, 100 ms or less. This makes it difficult for the observer 50 looking at the display 20 to recognize the delay in displaying the image.
- the update frequency of the image on the display 20 may correspond to the update frequency of the observation state acquisition unit 16, and may be, for example, 30 fps.
- step S9 the display control device 10 determines whether or not to end the display of the image on the display 20, and if it is determined to end the display (that is, if the determination is Yes in step S9), the process is performed. Proceed to step S13. When the display control device 10 determines that the display of the display image on the display 20 is not finished (that is, when the determination is No in step S9), the process returns to step S8.
- step S10 the display control device 10 determines whether or not the display range of the image on the display 20 is updated. That is, the display control device 10 determines whether or not the display range information has been acquired by the display range information acquisition unit 15.
- updating the display range of the image means changing the display range of the image displayed on the display 20. Whether or not the display range is updated is determined by whether or not the camera position information acquired by the camera position information acquisition unit 14 has been updated.
- the camera position information is acquired by the observer 50 performing an operation of moving a finger on the touch panel display in the left-right direction and the up-down direction.
- the display range is updated.
- the display range is updated three-dimensionally by the observer 50 performing an operation of moving a finger on the touch panel display in the left-right direction and the up-down direction. Will be done.
- the display 20 is an HMD
- the display range may be updated by the recognition of the hand movement of the observer 50 or the operation by the joystick.
- step S10 when the display control device 10 determines that the display range has been updated (that is, when the determination is Yes in step S10), the process returns to step S3. Further, when the display control device 10 determines that the display range has not been updated (that is, when the determination is No in step S10), the display control device 10 ends the process.
- step S11 the display control device 10 determines whether or not the observation state information has been acquired by the observation state acquisition unit 16, and when it is determined that the observation state information has been acquired (that is, in step S11, the determination is Yes. Case), the process is returned to step S4. That is, when the observation state information is acquired by the observation state acquisition unit 16, the lighting conditions are updated.
- the micro display image generation unit 17a displays the micro display based on the shape data, the material information, the camera position information, and the updated lighting conditions in addition to the first scale. Generate image A1. That is, when the observation state information is acquired, the micro display image generation unit 17a is based on the shape data, lighting conditions, material information, camera position information, observation state information, and the first scale, and the micro display image A1. To generate.
- the macro display image generation unit 17b is updated in addition to the shape data, the material information, the camera position information, and the second scale.
- a macro display image A2 is generated based on the lighting conditions. That is, when the observation state information is acquired, the macro display image generation unit 17B uses the macro display image A2 based on the shape data, the lighting condition, the material information, the camera position information, the observation state information, and the second scale. To generate.
- the display control device 10 determines that the observation state information has not been acquired by the observation state acquisition unit 16 (that is, when the determination is No in step S11), the display control device 10 ends the process.
- step S12 the scale information determination unit 19 determines whether or not the scale information has been updated by the scale information acquisition unit 18, and determines that the scale information has been updated (that is, when the determination is Yes in step S12). ), The process is returned to step S6.
- the scale information determination unit 19 determines that the scale information has not been updated (that is, when the determination is No in step S12)
- the scale information determination unit 19 ends the process.
- step S13 the display 20 ends the display of the image of the workpiece 500.
- the display image generation unit 17 is virtual based on shape data, lighting conditions, material information, camera position information, and observation state information.
- the reflected light L3 is calculated, and the second reflected light L3 is added to the image of the workpiece 500 viewed from the virtual camera 41.
- the gloss and shadow of the image of the workpiece 500 displayed on the display 20 changes, and the texture of the workpiece 500 approaches the actual environment, so that the reality of the workpiece 500 can be improved. Therefore, the observer 50 can confirm the presence or absence of machining defects in the workpiece 500 machined by the machining simulation.
- a workpiece having a desired shape may not be manufactured by the G code which is the command code described in the machining program.
- the tool of the NC processing machine is operated by the operating unit of the NC processing machine (for example, the rotation axis of the drive unit 302 shown in FIG. 1), and the operating speed, operating range, acceleration and deceleration of the tool are determined. It is decided in advance. Therefore, the actual operation of the tool of the NC processing machine does not follow the operation command described in the processing program, and the workpiece having a desired shape may not be manufactured.
- a prototype machining process for confirming whether or not there is a problem in the machining program by prototyping a prototype workpiece formed of a soft and inexpensive material is performed. May be done.
- the user of the NC processing machine determines whether or not there is a processing defect in the work piece by visually inspecting the work piece that has been prototyped. If it is determined that there is a machining defect, the machining program is modified.
- the prototype processing process is time consuming and costly.
- the time spent in the prototype processing process is, for example, several hours.
- the prototype machining process may be repeated until a machining program that does not cause machining defects is created.
- the display control device 10 according to the first embodiment as described above, the reality of the workpiece 500 displayed on the display 20 is improved, and the observer 50 can see the workpiece 500 machined by the machining simulation. It becomes easy to confirm the presence or absence of processing defects in. Therefore, the process of prototype processing using an NC processing machine becomes unnecessary, and productivity can be improved.
- the image to which the second reflected light L3 calculated by the display control device 10 is added is displayed on the display 20.
- the displayed image is confirmed in the digital space as a result of the machining simulation, so that the observer 50 can share the result with the worker at a remote place.
- the display image generation unit 17 changes the intensity of the second reflected light L3 according to the change in the observation state.
- the reality of the workpiece 501 displayed on the display 20 is improved, so that the observer 50 can easily confirm the surface texture of the processed surface of the workpiece 501. Therefore, it becomes easy to confirm the presence or absence of machining defects in the workpiece 500 machined by the machining simulation.
- the display control device 10 has a scale information acquisition unit 18 for acquiring scale information indicating the scale of the image in the display 20, and the display image generation unit 17 has shape data and illumination.
- the second reflected light L3 is calculated based on the scale information in addition to the conditions, material information, camera position information, and observation state information, and the second reflected light L3 is added to the image of the workpiece 500 viewed from the virtual camera 41. Add. Thereby, the image displayed on the display 20 can be changed according to the scale of the image.
- the primary reflected lights L21 to L25 are generated.
- the micro display image A1 added to the image is generated.
- the scale acquired by the scale information acquisition unit 18 is the second scale for displaying the image displayed on the display 20 at the same magnification / reduced size, the primary reflected light L23, L25 and L31, L32, L33. Is added to the image to generate a macro display image A2.
- the rendering processing time for generating the micro display image A1 can be shortened from the rendering processing time for generating the macro display image A2.
- the micro display image A1 can be smoothly displayed on the display 20 by following the direction of the line of sight of the observer 50.
- the primary reflected light L23, L25 and L31, L32, L33 are added to the macro display image A2.
- the reflection characteristics of the macro display image A2 are more complicated than the reflection characteristics of the micro display image A1, so that the macro display image A2 can be brought closer to the actual environment. Therefore, the observer can easily confirm the presence or absence of machining defects in the workpiece machined by the machining simulation.
- the camera position information acquisition unit 14 acquires the camera position information via the input device 110 operated by the observer 50.
- the display range of the image on the display 20 is changed every time the camera position information is updated, so that the workpiece 500 processed by the machining simulation can be confirmed from the direction desired by the observer 50. Therefore, it becomes easier to confirm the presence or absence of processing defects in the work piece 500.
- 1 processing system 10 display control device, 10a memory, 10b processor, 11 shape data acquisition unit, 12 lighting condition acquisition unit, 13 material information acquisition unit, 14 camera position information acquisition unit, 15 display range information acquisition unit, 16 observation state Acquisition unit, 17 display image generation unit, 17a micro display image generation unit, 17b macro display image generation unit, 18 scale information acquisition unit, 19 scale information judgment unit, 20 display unit, 20a display surface, 30 terminal device, 41.
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Abstract
Description
図1は、実施の形態1に係る加工システム1の構成を概略的に示すブロック図である。図1に示されるように、加工システム1は、加工シミュレーション装置100と、CAM装置200と、NC工作機械300(以下、「NC加工機」ともいう)とを備える。
Claims (8)
- 加工シミュレーションによって加工された仮想の加工物の画像を表示部に表示させる表示制御装置であって、
前記加工物の形状を示す形状データを取得する形状データ取得部と、
前記加工物に仮想の光源によって光を照射するときの照明条件を取得する照明条件取得部と、
前記加工物の材質を示す材質情報を取得する材質情報取得部と、
前記表示部における前記画像の表示範囲を決定する仮想のカメラの位置を示すカメラ位置情報を取得するカメラ位置情報取得部と、
前記表示部の表示面から観察者の眼の位置までの距離と前記表示面に対する前記観察者の視線の方向との少なくとも一方を含む観察状態を示す観察状態情報を取得する観察状態取得部と、
前記カメラから見た前記加工物の前記画像を生成し前記表示部に提供する表示画像生成部と
を有し、
前記表示画像生成部は、前記形状データ、前記照明条件、前記材質情報、前記カメラ位置情報、及び前記観察状態情報に基づいて、前記光源によって前記加工物の加工面の各位置に照射された光の反射光である第1の反射光のうちの、前記各位置から前記観察者の眼に向かう反射光である第2の反射光を算出し、前記カメラから見た前記加工物の前記画像に前記第2の反射光を付加する
表示制御装置。 - 前記表示画像生成部は、前記観察状態の変化に応じて、前記第2の反射光の強度を変更する
請求項1に記載の表示制御装置。 - 前記表示部における前記画像の縮尺を示す縮尺情報を取得する縮尺情報取得部を更に有し、
前記表示画像生成部は、前記形状データ、前記照明条件、前記材質情報、前記カメラ位置情報、前記観察状態情報及び前記縮尺情報に基づいて、前記第2の反射光を算出し、前記カメラから見た前記加工物の前記画像に前記第2の反射光を付加する
請求項1又は2に記載の表示制御装置。 - 前記表示画像生成部は、
前記縮尺が第1の縮尺であるときに、前記第1の反射光のうちの1次反射光を前記第2の反射光として前記画像に付加し、
前記縮尺が第1の縮尺より大きい第2の縮尺であるときに、前記第1の反射光のうちの前記1次反射光及び2次反射光を前記第2の反射光として前記画像に付加する
請求項3に記載の表示制御装置。 - 前記カメラ位置情報取得部は、前記観察者によって操作される入力装置を介して前記カメラ位置情報を取得する
請求項1から4のいずれか1項に記載の表示制御装置。 - 請求項1から5のいずれか1項に記載の表示制御装置と、
前記表示部と
を有する加工シミュレーション装置。 - 加工シミュレーションによって加工された仮想の加工物の画像を表示部に表示させる表示制御装置が実行する表示制御方法であって、
前記加工物の形状を示す形状データを取得するステップと、
前記加工物に仮想の光源によって光を照射するときの照明条件を取得するステップと、
前記加工物の材質を示す材質情報を取得するステップと、
前記表示部における前記画像の表示範囲を決定する仮想のカメラの位置を示すカメラ位置情報を取得するステップと、
前記表示部の表示面から観察者の眼の位置までの距離と前記表示面に対する前記観察者の視線の方向とを含む観察状態情報を取得するステップと、
前記カメラから見た前記加工物の前記画像を生成し前記表示部に提供するステップと
を有し、
前記表示部に前記画像を提供するステップでは、前記形状データ、前記照明条件、前記材質情報、前記カメラ位置情報、及び前記観察状態情報に基づいて、前記光源によって前記加工物の加工面の各位置に照射された光の反射光である1次反射光のうちの、前記各位置から前記観察者の眼に向かう反射光である第2の反射光が算出され、前記カメラから見た前記加工物の前記画像に前記第2の反射光が付加される
表示制御方法。 - 加工シミュレーションによって加工された仮想の加工物の画像を表示部に表示させるコンピュータに、
前記加工物の形状を示す形状データを取得するステップと、
前記加工物に仮想の光源によって光を照射するときの照明条件を取得するステップと、
前記加工物の材質を示す材質情報を取得するステップと、
前記表示部における前記画像の表示範囲を決定する仮想のカメラの位置を示すカメラ位置情報を取得するステップと、
前記表示部の表示面から観察者の眼の位置までの距離と前記表示面に対する前記観察者の視線の方向との少なくとも一方を含む観察状態を示す観察状態情報を取得するステップと、
前記カメラから見た前記加工物の前記画像を生成し前記表示部に提供するステップと
を行わせるプログラムであって、
前記表示部に前記画像を提供するステップでは、前記形状データ、前記照明条件、前記材質情報、前記カメラ位置情報、及び前記観察状態情報に基づいて、前記光源によって前記加工物の加工面の各位置に照射された光の反射光である1次反射光のうちの、前記各位置から前記観察者の眼に向かう反射光である第2の反射光が算出され、前記カメラから見た前記加工物の前記画像に前記第2の反射光が付加される
プログラム。
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016203770A1 (ja) * | 2015-06-17 | 2016-12-22 | 凸版印刷株式会社 | 画像処理システム、方法、及びプログラム |
| WO2017150578A1 (ja) * | 2016-02-29 | 2017-09-08 | 国立大学法人神戸大学 | 物体表面修正方法、ワークの加工方法および加工システム |
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| US10018989B2 (en) * | 2013-03-29 | 2018-07-10 | Makino Milling Machine Co., Ltd. | Method of evaluating a machined surface of a workpiece, a controlling apparatus and a machine tool |
| WO2016203951A1 (ja) * | 2015-06-19 | 2016-12-22 | 凸版印刷株式会社 | 面材模様仕上がりシミュレーション装置及び面材模様仕上がりシミュレーション方法 |
| JP6610065B2 (ja) | 2015-07-31 | 2019-11-27 | 凸版印刷株式会社 | 化粧材シミュレーションシステム、方法、及びプログラム |
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2020
- 2020-08-12 JP JP2022542531A patent/JP7479480B2/ja active Active
- 2020-08-12 CN CN202080104189.2A patent/CN116034399B/zh active Active
- 2020-08-12 DE DE112020007505.2T patent/DE112020007505T5/de active Pending
- 2020-08-12 WO PCT/JP2020/030652 patent/WO2022034646A1/ja not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016203770A1 (ja) * | 2015-06-17 | 2016-12-22 | 凸版印刷株式会社 | 画像処理システム、方法、及びプログラム |
| WO2017150578A1 (ja) * | 2016-02-29 | 2017-09-08 | 国立大学法人神戸大学 | 物体表面修正方法、ワークの加工方法および加工システム |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024172486A (ja) * | 2023-05-31 | 2024-12-12 | 株式会社ジェーシービー | プログラム及び情報処理装置 |
| JP7715761B2 (ja) | 2023-05-31 | 2025-07-30 | 株式会社ジェーシービー | プログラム及び情報処理装置 |
Also Published As
| Publication number | Publication date |
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| CN116034399A (zh) | 2023-04-28 |
| JPWO2022034646A1 (ja) | 2022-02-17 |
| JP7479480B2 (ja) | 2024-05-08 |
| CN116034399B (zh) | 2025-11-04 |
| DE112020007505T5 (de) | 2023-06-15 |
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