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Keyence Corporation patents


Recent patent applications related to Keyence Corporation. Keyence Corporation is listed as an Agent/Assignee. Note: Keyence Corporation may have other listings under different names/spellings. We're not affiliated with Keyence Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "K" | Keyence Corporation-related inventors


Shape measuring device

To provide a shape measuring device capable of quickly and accurately acquiring a measurement value of a desired part of a measuring object. A specifying section 32 sets, on the basis of a relative positional relation between the first region in the measurement luminance image and a second region in the reference luminance image, a measurement target region corresponding to the reference target region in the measurement height image. ... Keyence Corporation

Shape measuring device

To provide a shape measuring device capable of measuring a surface shape of a measuring object at high speed and with high accuracy in a wide measurement range while configuring the shape measuring device compact. A movable section 141 and a balancing section 142 are supported by a supporting section 125 and reciprocatingly moved by a driving unit 150 with respect to the supporting section 125 in opposite directions each other.. ... Keyence Corporation

Image inspection apparatus, image inspection method, image inspection program, and computer-readable recording medium and recording device

An image inspection apparatus includes: a parameter setting unit that automatically sets a value of a first parameter among a plurality of image processing parameters; an image generation unit that generates a processed image with each of a plurality of second parameter candidate values obtained by changing a value of a second parameter; a display unit that displays a second parameter candidate list image group in which a plurality of processed images are listed; an image selection unit that receives a selection of any one of the processed images included in the second parameter candidate list image group displayed on the display unit; and a determination unit that outputs a determination result of the visual inspection. The parameter setting unit sets a second parameter candidate value corresponding to the processed image selected by the image selection unit as the second parameter.. ... Keyence Corporation

Photoelectric sensor

Provided is a photoelectric sensor capable of enhancing display flexibility of a display section mounted on the photoelectric sensor and making this display flexibility contribute to improvement in user's operability. In a run mode, a current value is displayed in large-sized numerals on a display section. ... Keyence Corporation

Three-dimensional measurement device

A three-dimensional measurement device which is capable of increasing the operability at the time of repeatedly performing dimension measurement for a plurality of measurement target objects having substantially the same shape is provided. There are included a template storage unit for storing, as a template, model three-dimensional shape data and an operation procedure of dimension measurement performed on the model three-dimensional shape image, and a positional relationship specification unit for specifying a relative positional relationship between the model three-dimensional shape data and measurement three-dimensional shape data. ... Keyence Corporation

Magnifying observation apparatus

Light in a first emitting direction is irradiated on an observation target from a light projecting section and light from the observation target is received by an imaging section via an objective lens while a focal position of the light is changed in an optical axis direction of the objective lens, whereby a plurality of first original image data are generated in a plurality of focal positions. Light in a second emitting direction different from the first emitting direction is irradiated on the observation target from the light projecting section, whereby a plurality of second original image data are generated. ... Keyence Corporation

Magnifying observation apparatus

Lights in a plurality of emitting directions different from one another are selectively irradiated on the observation target from a light projecting section. A plurality of image data indicating images of the observation target at the time when the lights in the plurality of emitting directions are respectively irradiated on the observation target are generated by an imaging section. ... Keyence Corporation

Magnifying observation apparatus

An emitting section of a light projecting section is provided to surround an optical axis of an objective lens of a lens unit. The optical axis of the emitting section is substantially the same as the optical axis of the objective lens. ... Keyence Corporation

Image measurement device

There are included a probe that can be arranged in an imaging field of view, a horizontal drive section for causing the probe to contact a side surface of a workpiece on a stage, a display section for displaying a model image, a contact position designation section for receiving designation of contact target position information in the model image, a characteristic amount information setting section for setting characteristic amount information, a measurement setting information storage section for storing a plurality of pieces of contact target position information and the characteristic amount information, and a measurement control section for identifying a position and an attitude of the workpiece from a workpiece image by using the characteristic amount information, for identifying a plurality of contact target positions on the side surface of the workpiece where the probe should contact, based on the identified position and the identified attitude of the workpiece.. . ... Keyence Corporation

Image measurement device

There are included a display section for displaying a model image, an input receiving section for receiving designation, in the model image, of a measurement element for which measurement is to be performed by the probe, a storage section storing, in advance, an arrangement rule defining a relationship between a shape type or a size of a measurement element and arranged positions of contact target positions of the probe, and a measurement control section for identifying, at a time of measurement execution, contact target positions of the probe based on a position of the measurement element designated by the input receiving section, a shape type or a size of the measurement element, and the arrangement rule that is stored in the storage section, and for controlling a horizontal drive section so that the probe sequentially moves to the plurality of contact target positions identified.. . ... Keyence Corporation

Three-dimensional measurement device

A three-dimensional measurement device which is capable of superimposing and displaying, on a three-dimensional shape, distributions of deviations from a plurality of geometric elements is provided. There are included a deviation calculation unit for determining first deviations from the first geometric element with respect to the first point cloud, and determining second deviations from the second geometric element with respect to the second point cloud. ... Keyence Corporation

Measuring device

Provided is a measuring device having improved operability. A head unit is fixedly coupled to an installation part with a stand. ... Keyence Corporation

Measuring device

Provided is a measuring device that can easily perform high-accuracy measurement at low cost. A stage is held on an installation part. ... Keyence Corporation

Measuring device

Provided is a measuring device that can easily and accurately measure a shape at a desired point of a measuring object. A stage is held on an installation part. ... Keyence Corporation

12/14/17 / #20170358071

Image processing sensor and image processing method

An image processing sensor includes an image-group acquiring unit configured to acquire a plurality of non-defective product candidate images and a plurality of background candidate images, a differential-image generating unit configured to generate a non-defective product-background differential candidate image from a non-defective candidate image and a background candidate image acquired under the same brightness condition candidate among the plurality of brightness condition candidates, a matching-degree calculating unit configured to respectively calculate matching degrees of the background candidate image with respect to pattern models corresponding to non-defective product-background differential candidate images generated for each of the plurality of brightness condition candidates, and a brightness-condition selecting unit configured to select one brightness condition out of the plurality of brightness condition candidates according to a selection condition on the basis of the matching degrees calculated for each of the plurality of brightness condition candidates.. . ... Keyence Corporation

12/14/17 / #20170358070

Image processing sensor, image processing method, image processing program, and computer-readable recording medium and device having image processing program recorded therein

An image processing sensor includes an image registering unit configured to register a non-defective product image, a defective product image, and a background image, a differential-image generating unit configured to generate a first differential image from the non-defective product image and the background image and generate a second differential image from the defective product image and the background image; a matching-degree calculating unit configured to calculate a matching degree indicating a degree of feature matching of the second differential image with respect to a model image corresponding to the first differential image, and a threshold calculating unit configured to calculate, on the basis of the matching degree, a threshold used in an operation mode.. . ... Keyence Corporation

12/14/17 / #20170358069

Image processing sensor, image processing method, image processing program, and computer-readable recording medium and device having image processing program recorded therein

An image processing sensor includes a threshold calculating unit configured to calculate a threshold with respect to a matching degree indicating a degree of feature matching of a first image including an inspection target object that should be distinguished as a non-defective product and a second image not including the inspection target object that should be distinguished as the non-defective product and a display control unit configured to cause a display unit to display the first image and the second image as images used for the calculation of the threshold by the threshold calculating unit. The display control unit causes the display unit to display, on a first registration screen, as a live image, the one image acquired by the imaging unit, and causes the display unit to display, on a second registration screen, as the live image, the other image acquired by the imaging unit and, as a still image, the already registered one image.. ... Keyence Corporation

12/07/17 / #20170350827

Inspection apparatus, inspection method, and program

To facilitate adjusting of a distance from an inspection target to an illumination section by providing a movable illumination section that is movable independently of the imaging section. An illumination apparatus has a plurality of leds arranged in a substantially annular form, a light diffusion member for diffusing light emitted from the plurality of leds, and a lighting control part for lighting the plurality of light sources in accordance with a predetermined lighting pattern when designated to start lighting. ... Keyence Corporation

11/30/17 / #an image processing sensor which enables users to perform a setting operation accurately and easily while confirming an image of a target object is provided.

Keyence Corporation

. . ... Keyence Corporation

09/21/17 / #20170269910

Program development support device, and program development support method

An object of the present invention is to provide a program development support device capable of easily developing a program for using a handy terminal despite the fact that a user has no knowledge of programming, a program development support method, and a computer program executable in the program development support device. A communication route of data transmission reception between an information reading device and a host computer which are capable of performing a data communication to each other is stored. ... Keyence Corporation

09/07/17 / #20170254758

Inspection apparatus, inspection method, and program

To facilitate adjusting of a distance from an inspection target to an illumination section by providing a movable illumination section that is movable independently of the imaging section. An illumination apparatus has a plurality of leds arranged in a substantially annular form, a light diffusion member for diffusing light emitted from the plurality of leds, and a lighting control part for lighting the plurality of light sources in accordance with a predetermined lighting pattern when designated to start lighting. ... Keyence Corporation

08/31/17 / #20170249727

Image inspection device, image inspection method, image inspection program, and computer-readable recording medium and recording equipment

The image inspection device includes a reference height setting part configured to set a reference height as a reference of vibration component estimation, a vibration estimation part configured to estimate a vibration component in an inspection environment, based on the two-dimensional profile generated by the two-dimensional profile generation part and the reference height set by the reference height setting part, a profile correction part configured to remove, from the two-dimensional profile, the vibration component estimated by the vibration estimation part, a three-dimensional data generation part configured to generate three-dimensional data of the inspection object from a plurality of the two-dimensional profiles from which the vibration component is removed by the profile correction part, and an inspection part configured to conduct outer appearance inspection of the inspection object, based on the three-dimensional data generated by the three-dimensional data generation part.. . ... Keyence Corporation

08/31/17 / #20170248525

Three-dimensional image inspection device, three-dimensional image inspection method, three-dimensional image inspection program, and computer-readable recording medium and recording equipment

The three-dimensional image inspection device includes a composed image generation part configured to compose first three-dimensional data and second three-dimensional data, and generate a three-dimensional composed image having information in a height direction, a composition mode selection part configured to enable a first composition mode and a second composition mode to be selected, the first composition mode being a mode in which the three-dimensional composed image is generated, based on the three-dimensional data measured by both a first light projecting/receiving part and a second light projecting/receiving part with respect to respective pixels configuring the three-dimensional composed image, and the second composition mode being a mode in which the three-dimensional composed image is generated, based on the three-dimensional data measured by any one or both of the first light projecting/receiving part and the second light projecting/receiving part with respect to the respective pixels.. . ... Keyence Corporation

08/24/17 / #20170242123

Safety scanner, optical safety system, and setting support device for safety scanner

Provided is a safety scanner capable of facilitating an analysis of a sensing factor at the time of sensing an intruder. The safety scanner includes a monitoring image generation section that generates a monitoring image for monitoring a protection area, a sensing history storage section that stores a position and a sensing time of a sensed intruder and the monitoring image corresponding to the sensing time or a plurality of distance measurement information items obtained within a scanning period corresponding to the sensing time in association with each other as a sensing history, and a sensing history transmission section that transmits the sensing history in accordance with a history request from an external device.. ... Keyence Corporation

08/24/17 / #20170242111

Safety scanner

Provided is a safety scanner that enables simplification of an operation of checking an operating state. The safety scanner includes a scan image generation section that generates a scan image that includes a plurality of sets of distance measurement information obtained by performing scanning with a detection light emitted by an emitter, the plurality of sets of distance measurement information being represented as a plurality of distance measurement positions on a scanning plane of the detection light, and a monitoring image display that displays the scan image on a screen.. ... Keyence Corporation

08/24/17 / #20170242110

Optical safety system

Provided is an optical safety system that enables simplification of an editing operation for area designation information. A safety scanner includes an intrusion sensing section that determines the presence or absence of an intruder into a protection area. ... Keyence Corporation

08/24/17 / #20170242101

Safety scanner

Provided is a safety scanner capable of obtaining uniform optical performance for a view angle of 180° or more. The safety scanner includes an optical rotator that emits detection light from a light source to a detection area and causes the detection light to perform scanning in a circumferential direction, a light receiving element that receives reflected light from an object within the detection area through the optical rotator, a casing that houses the light receiving element. ... Keyence Corporation

08/24/17 / #20170242099

Safety scanner and optical safety system

Provided is a safety scanner capable of easily grasping the correspondence relationship between a distance measurement position on a scanning plane and a real space. The safety scanner includes a distance measurement section that obtains distance measurement information corresponding to a distance optically sensed and a scanning angle of a detection light, an intrusion sensing section that senses an intruder within the protection area on the basis of the distance measurement information and a area designation information, a marker identification section that identifies a marker movably disposed within the detection area, and the distance measurement information of the marker as an area generation information for determining the protection area.. ... Keyence Corporation

08/17/17 / #20170236269

Inspection apparatus, inspection method, and program

To facilitate setting of a parameter at the time of generating an inspection image from an image acquired by using a photometric stereo principle. A photometric processing part generates an inspection image based on a plurality of luminance images acquired by a camera. ... Keyence Corporation

07/06/17 / #20170192215

Image measurement device

The image measurement device includes: a measurement target place specifying part that specifies a measurement target place on a workpiece image based on a user's operation; an illumination condition storage part that holds two or more illumination conditions; an imaging control part that controls a camera and an illumination device to acquire two or more of the workpiece images sequentially photographed while making the illumination condition different; a workpiece image display part that displays the acquired plurality of workpiece images; a workpiece image selecting part that selects any one of the displayed workpiece images; an illumination condition deciding part that decides the illumination condition based on the selected workpiece image; and a dimension calculating part that extracts an edge of the measurement target place based on the workpiece image photographed on the decided illumination condition, and obtains a dimension of the measurement target place based on the extracted edge.. . ... Keyence Corporation

06/29/17 / #20170186152

Image inspection apparatus, image inspection method, image inspection program, computer-readable recording medium and recording device

An image inspection apparatus includes: an imaging section for capturing an image of a workpiece from a certain direction; an illumination section for illuminating the workpiece from different directions at least three times; an illumination controlling section for sequentially turning on the illumination sections one by one; an imaging generating section for driving the imaging section to generate a plurality of images; a normal vector calculating section for calculating a normal vector with respect to the surface of the workpiece at each of pixels by use of a pixel value of each of pixels having a corresponding relation among the plurality of images; and a contour image generating section for performing differential processing in an x-direction and a y-direction on the calculated normal vector at each of the pixels, to generate a contour image that shows a contour of inclination of the surface of the workpiece.. . ... Keyence Corporation

06/15/17 / #20170171935

Photoelectric switch

There is provided a photoelectric switch that prevents erroneous detection at the time of detecting a label pasted on a workpiece, a component assembled to a workpiece, a register mark printed on a sheet-like member, or the like, to improve detection accuracy. The photoelectric switch includes: a first light projecting unit; a second light projecting unit a light receiving unit for receiving a reflected light from the first detection area to generate a first light reception signal, and receiving a reflected light from the second detection area to generate a second light reception signal; a casing accommodating the first light projecting unit, the second light projecting unit, and the light receiving unit; and a detection signal generating unit for generating a detection signal based on at least one of the specific wavelength components of the first light reception signal and the second light reception signal.. ... Keyence Corporation

05/18/17 / #20170140188

Portable optical reader

A portable optical reader is provided with: a reading part 41 optically reading a symbol as a reading object; a head part 3 storing the reading part 41 and having a reading port 4 for the reading part 41; a holding part 2 continuously connected to the head part 3 and extending in a connecting direction; and a display part 22 provided in the head part 3 and displaying at least a reading result. The head part 3 is formed by side surfaces, and the display part 22 is provided in at least two side surfaces which are a side surface facing to a surface providing the holding part 2, and a side surface in which a reading direction by the reading part 41 and an extending direction of the holding part 2 are substantially orthogonal to each other.. ... Keyence Corporation

05/18/17 / #20170140187

Portable optical reader

A portable optical reader is provided with led light sources 2911 to 2914; a diffusion plate 23 diffusing the light emitted from the led light sources 2911 to 2914; an opening 2431 formed on the diffusion plate 23 transmitting diffusion reflecting light; an imaging part 41 receiving the diffusion reflecting light through the opening 2431; a led light source 2915 emitting the light to the symbol; a light projection polarizing element 242 polarizing the light emitted from the led light source 2915; an opening 2432 formed in the diffusion plate 23 transmitting the polarized light emitted from the led light source 2915; and a light reception polarizing element 241 polarizing the diffusion reflecting light which is the polarized light emitted from the led light source 2915 and reflected on the symbol and transmitted through the opening 2431.. . ... Keyence Corporation

05/04/17 / #20170122808

Multi-wavelength photoelectric measurement device, confocal measurement device, interference measurement device, and color measurement device

Provided are a multi-wavelength photoelectric measurement device, a confocal measurement device, an interference measurement device, and a color measurement device capable of measuring the characteristic amount of a measurement object such as the thickness, distance, displacement, or color with high accuracy using multi-wavelength light such as white light. The multi-wavelength photoelectric measurement device includes a laser light source, a light source optical member for concentrating light from the laser light source, a phosphor excited by light concentrated by the light source optical member, an optical fiber unit that includes one or a plurality of optical fibers and the phosphor disposed on a first end, receives light emitted by the phosphor from the first end, and transmits the received light toward a second end, and a head optical member that concentrates light emitted from the second end of the optical fiber unit toward a measurement object.. ... Keyence Corporation

04/13/17 / #20170102271

Photoelectric switch

There is provided a photoelectric switch capable of accurately detecting even such a workpiece where a tint changes within the same workpiece, while preventing erroneous detection. The photoelectric switch includes: a light projecting unit; a light receiving unit; a coincidence degree calculating unit for comparing the acquired color information with a reference color to calculate a coincidence degree of both of the color information. ... Keyence Corporation

04/13/17 / #20170102266

Photoelectric switch

There is provided a photoelectric switch capable of reducing a size of a whole device while suppressing light amount irregularity and color irregularity of detected light. The photoelectric switch includes: a surface mount led, configured to generate a light containing a plurality of color components with different hues; an optical shield disposed between the surface mount led and a light projecting lens to shield the light around an optical opening passing the light from the surface mount led to the light projecting lens; a light receiving element configured to selectively receive the light to generate a plurality of light reception signals; a controller configured to control a light projecting amount of the surface mount led based on the light reception signal.. ... Keyence Corporation

04/06/17 / #20170098300

Inspection apparatus, inspection method, and program

A photometric processing part calculates a normal vector of a surface of a workpiece from a plurality of luminance images acquired by a camera in accordance with the photometric stereo method, and performs synthesis processing of synthesizing at least two images out of an inclination image made up of pixel values based on the normal vector calculated from the plurality of luminance images and at least one reduced image of the inclination image, to generate an inspection image showing a surface shape of the inspection target. In particular, a characteristic size setting part sets a characteristic size which is a parameter for giving weight to a component of a reduced image at the time of performing the synthesis processing. ... Keyence Corporation

03/23/17 / #20170083733

Optical information reading device

Provided is an optical information reading device that can reduce an installation load on a user, and can accurately read a code provided to each of various workpieces. A polarized illumination light source includes light emitters that irradiate the workpiece with illumination light through a polarization filter. ... Keyence Corporation

02/02/17 / #20170032177

Image inspection device, image inspection method and image inspection program

Provided is an image inspection device, an image inspection method and an image inspection program which are capable of easily and accurately inspecting a shape of an inspection target. In a setting mode, positioning image data of a setting target placed on a stage is registered. ... Keyence Corporation

02/02/17 / #20170030839

Inspection apparatus, inspection method, and program

To facilitate adjusting of a distance from an inspection target to an illumination section by providing a movable illumination section that is movable independently of the imaging section. An illumination apparatus has a plurality of leds arranged in a substantially annular form, a light diffusion member for diffusing light emitted from the plurality of leds, and a lighting control part for lighting the plurality of light sources in accordance with a predetermined lighting pattern when designated to start lighting. ... Keyence Corporation

02/02/17 / #20170030706

Measurement target measuring program, measurement target measuring method, and magnifying observation device

Provided are a measurement target measuring method, and a magnifying observation device which make it possible to readily and intuitively recognize a deviation between actual height image data and cad data concerning a specific portion of a measurement target. A cad height data generation unit generates a plurality of pieces of cad height data based on basic cad data. ... Keyence Corporation








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