10results about How to "Efficient scanning" patented technology

The invention discloses an infrared imaging insulator epoxy resin internal defect detection method and system, and relates to the technical field of defect detection, and the method comprises the following steps: constructing a to-be-detected epoxy resin model, and heating the epoxy resin model to obtain an imaging time sequence diagram; analyzing the imaging sequence diagram to obtain influence factors of internal defects of the epoxy resin model; and judging influence factors of the internal defects, and determining a detection method of the epoxy resin model according to a judgment result. According to the method, the internal defect information of the basin-type insulator is obtained by utilizing infrared imaging, the defects such as bubbles and cracks in the basin-type insulator are quickly and accurately distinguished by adopting a comprehensive brightness difference standard method, and efficient scanning can be realized in the detection process by adopting array type bubble defect arrangement and accurate model construction; particularly, by constructing a plurality of groups of models with different defect depths and diameters, the system can quickly judge influence factors of different defects, so that the overall scanning efficiency is improved.

The invention discloses a water-air fast scanner and a water bottom scanning method based on the water-air fast scanner, and relates to the field of water body ecological environment investigation. The problems that an existing underwater scanner cannot be suitable for a shallow water area with the water depth smaller than 5 m, GPS position information and a real scanning position are staggered, and the position precision of a bottom map is reduced are solved. The method comprises the following steps: determining a deployment mode of a water-air rapid scanner, and selecting a corresponding baseline length and array spacing; configuring a working mode of the camera array, and synchronizing the camera array and a GPS module clock; the water-air fast scanner records water bottom image information; extracting a video frame; calculating scanning track coordinate data of each camera; interpolation is carried out on the scanning track coordinate data, and a smooth GPS motion track is obtained; acquiring a route track of the camera according to the GPS motion track and the array spacing; and performing reconstruction processing on the route trajectory by adopting SfM to obtain a water bottom image. The method is suitable for the fields of ocean research, geological survey, underwater archaeological and the like.

The utility model provides a foreign matter detection device on a konjaku flour assembly line, which comprises a first conveying mechanism, two parallel second conveying mechanisms which operate independently are arranged below the end part of the first conveying mechanism, and X-ray detection devices are arranged on the second conveying mechanisms; a partition plate is arranged between the two second conveying mechanisms, a rotating flow guide plate is arranged on the partition plate, and the flow guide plate rotates on the first conveying mechanism and is used for distributing materials on the first conveying mechanism; and a paving device is arranged between the partition plate and the second conveying mechanism, is arranged at the front end of the X-ray detection device and is used for flattening materials on the second conveying mechanism. The foreign matter detection problem caused by random stacking of materials is effectively solved, the detection efficiency and the product quality can be improved on the premise that normal production is not affected, and the safety and the stability of the production process are greatly improved.

The invention discloses a virus feature code parallel detection system and method based on extensible precision chaos hash, and belongs to the field of computer file system safety and parallel calculation. The method comprises the following steps: establishing a virus feature code database by adopting an extensible precision chaos Hash process; the main service program realizes virus feature code database configuration; starting a verification process of the virus feature code database in the slave service program; the receiving module is used for receiving file virus infection judgment results; and the plurality of slave service programs execute computer virus detection in parallel, the slave service programs match and identify the feature codes in the to-be-detected file with the virus feature codes in the virus feature code database, and whether the file is infected with viruses is judged according to the matching and identifying result. According to the method, the computer file system can be protected, damage of computer viruses to the file system is resisted, a safer computer defense system is constructed, and then the purpose of protecting the file system is achieved.

The utility model discloses an automatic scanning device for detecting a welding seam of a steel tube tower joint, which belongs to the technical field of welding seam detection and comprises an annular fixing shell, connecting plates are fixedly mounted on two sides of the annular fixing shell, and mounting components for mounting the connecting plates on a flange are arranged on the inner sides of the two groups of connecting plates. An inner cavity of the annular fixing shell is in sliding connection with an annular rotating ring. The device is installed on a flange of a steel tube tower through the installation assembly, at the moment, a joint welding seam between the steel tube tower and the flange is located in the center of the annular rotating ring, and at the moment, a user can adjust the use position of the phased array detection probe to the detection position through the adjustable connecting assembly; then the annular rotating ring is driven to rotate through the driving assembly, then the phased array detection probe is driven to rotate in the circumferential direction of the weld joint to conduct surrounding scanning on the weld joint, and through the arrangement of the device, the weld joint can be efficiently scanned under the condition that a steel pipe tower is not carried.

This utility model relates to the field of testing equipment technology, and in particular to a glass substrate testing device, including a frame, a support platform mounted on the frame and provided with a positioning surface for fixing the surface of the material to be tested, a testing camera assembly mounted above the support platform, the testing camera assembly being movable relative to the support platform, and the lens of the testing camera assembly reciprocating on the positioning surface, a positioning and locking mechanism being mounted at the edge of the positioning surface and assembled to position at least one side of the surface of the material to be tested, and an elastic pressing positioning unit connected to the testing camera assembly, capable of pressing the upper surface of the material to be tested so that the upper surface of the material to be tested is perpendicular to the lens direction of the testing camera assembly. This device can improve testing accuracy and efficiency, and can accurately acquire internal morphological information of micropores, as well as measure key parameters of micropores.

This invention discloses a wafer surface inspection control method, apparatus, system, and storage medium thereof. The method includes controlling an optical scanning device to scan the wafer twice, according to a first preset scanning path and a second preset scanning path, while a clamping mechanism is clamping the wafer to be inspected at a designated position. During the two scans, the clamping mechanism is controlled to perform an avoidance action, obtaining a first front image, a first back image, a second front image, and a second back image, respectively. The first and second front images are then stitched together, as are the first and second back images, to generate a complete front image and a complete back image, respectively. This invention achieves automatic wafer surface inspection, improves the automation level of wafer surface inspection, and solves the problems of existing technologies that cannot avoid clamping interference and cannot efficiently obtain complete front and back images of the wafer.

The application discloses a kind of negative pressure three-axis automatic movement nondestructive testing device, including control system, XY moving assembly and scanning component.XY moving assembly contains X axis, Y axis and power component, X axis and Y axis are all by guiding guide rail and its two ends suction assembly constitute, suction assembly has the Z axis movement function of control vacuum chuck contact or separate from detection plane.Control system controls the suction assembly of X axis and Y axis to be alternately adsorbed in detection plane and keep still, while driving the shaft not adsorbed together or relative to power component moves, to realize the two-dimensional self-adapting step of device on detection plane.Scanning component carries probe and executes scanning along with device movement.The application further discloses a kind of negative pressure three-axis automatic movement nondestructive testing method.The application does not need external track, avoids workpiece surface damage by non-sliding step mode, and negative pressure adsorption makes it compatible with non-magnetic material, realizes to large plate high efficiency, high precision, full-automatic nondestructive testing.

The invention discloses a variable light spot LED lens module adopting a cam push rod mechanism, and relates to the technical field of lighting equipment, the variable light spot LED lens module comprises a shell, a lighting mechanism is arranged on the rear side in the shell, and a light changing mechanism is arranged on the front side in the shell; the light changing mechanism comprises a movable plate slidably connected to the interior of the shell, a movable block slidably connected to the interior of the movable plate, a movable seat rotatably connected to the interior of the movable block, a first lens fixedly arranged above the movable seat, a fixed plate fixedly arranged in the shell, a guide groove formed in the fixed plate, and two channels obliquely extending towards the two sides in a symmetrical structure from the rear portion of the guide groove. The moving seat is in sliding fit with the interior of the guide groove; the front side of the bottom face of the inner side of the shell is rotationally connected with a rotating disc, a plurality of limiting rods which are annularly arranged at equal intervals are fixedly arranged on the rotating disc, and rod grooves in sliding fit with the limiting rods are formed in the two side walls of the front portion of the guide groove. According to the invention, the dark space range at the edge of the lighting equipment during fan-shaped scanning can be effectively reduced, and the lighting quality is greatly improved.

The invention provides a sole contour scanning system based on a point laser sensor, which relates to the technical field of shoemaking and comprises a conveying mechanism, the point laser sensor and a control unit. The control unit is used for executing the following steps that real-time height difference data are collected and judged based on the point laser sensor at the initial position; when it is judged that the height difference data is larger than the first set value, the control point laser sensor reciprocates in the second direction; in the reciprocating motion process of the point laser sensor, when it is judged that the height difference is larger than a second set value, the point laser sensor continues to move by a set movement distance and then moves reversely; after it is detected that the height difference data is kept stable and unchanged, the point laser returns to the initial position; and judging the height difference data, screening effective data and outputting the effective data. Efficient scanning and data processing are achieved, motion blur is effectively reduced, effective data are screened, and the detection precision and stability are improved.