24results about How to "Good splicing effect" patented technology

The invention relates to the technical field of power line measurement, in particular to a power line safety distance real-time detection method, which comprises the following steps: when a suspension arm of a power inspection crane moves, a binocular camera acquires image data in real time, and a laser radar acquires point cloud data in real time; the image data comprises a first image and a second image, matching and splicing the first image and the second image, and preprocessing the spliced image to obtain a target image; processing the point cloud data and performing target identification to obtain power line information, and extracting a minimum bounding box of a power line based on an OBB algorithm; jointly calibrating the binocular camera and the laser radar, mapping eight angular points of the minimum bounding box to a target image, and forming eight points on the target image; connecting the eight points according to the distribution of the cubic edges to obtain a surrounding frame of the power line; the distance between the power line and the suspension arm is judged, the distance is displayed at the surrounding frame of the power line, if the distance is smaller than the safety distance, alarm information is output, and the safety distance detection accuracy of the power line is high.

The invention provides an image splicing method, an image splicing device, a terminal and a computer storage medium, and the method comprises the steps: obtaining all to-be-spliced images, obtaining the actual displacement between two adjacent to-be-spliced images based on a spatial position relation, and obtaining the actual displacement between the two adjacent to-be-spliced images; according to the method, the two to-be-spliced images are subjected to actual displacement, the overlapping area corresponding to the two to-be-spliced images is obtained based on the actual displacement, and the to-be-spliced images are spliced and fused based on the overlapping area to obtain the final spliced image, so that the calculation complexity in the image splicing process is simplified, and the image quality of the spliced image is improved.

The utility model relates to the technical field of wiring pipes, and discloses a wiring pipe convenient to splice, which comprises a main body, the outer wall of the main body is provided with a splicing structure, the outer wall of the main body is provided with a positioning structure, the splicing structure comprises a corrugated pipe, the outer wall of the main body is fixedly connected with the corrugated pipe, and the outer wall of the main body is fixedly connected with the positioning structure. A metal ring is fixedly connected to the end, away from the main body, of the corrugated pipe, and a clamping groove is formed in the outer wall of the metal ring; the outer wall of the main body is fixedly connected with the fixing shell, the inner wall of the fixing shell is fixedly connected with a spring, one end, far away from the fixing shell, of the spring is fixedly connected with a clamping block, and the inner wall of the fixing shell is slidably connected with the clamping block. According to the wiring pipe convenient to splice, the splicing structure is arranged, the angle of the splicing position can be adjusted through the splicing structure, then any two sets of wiring pipes with different angles can be conveniently and rapidly spliced, and then the splicing efficiency of the wiring pipes is improved.

The invention discloses a two-step calibration method of a line laser sensor and a point cloud splicing and measuring method, and the two-step calibration method of the line laser sensor completes the calibration of a single line laser sensor through the precision calibration and verticality calibration of the single line laser sensor. Pose calibration of the two line laser sensors is completed in a point cloud registration mode, then splicing of point cloud data collected by the two laser sensors is completed, and the key size of a workpiece is measured on the basis. After the two-step calibration method of the line laser sensor is used for calibration, on the premise that the poses of the two line laser sensors are not changed, calibration does not need to be carried out again, measurement can be directly carried out, the working efficiency is improved, and technical support is provided for three-dimensional measurement of the line laser sensors.

The invention discloses a portable test question segmentation collator, and relates to the technical field of test question segmentation printing. A portable test question segmentation collator includes a content extraction output device having a content extraction component and a content output component, and an extraction assist member attached to the content extraction output device. The extraction assisting member is provided with a content dividing section. The content dividing portion is adapted to define a print medium into at least two parts and define a content extraction area on the print medium. And the extraction auxiliary component is suitable for positioning the content extraction output device at a relative preset position of the content extraction area. When the area of the test question to be extracted on the printing medium is larger than the area of the content extraction area, segmentation, extraction and output are carried out through the following method: the content segmentation part is used for defining the printing medium into at least two parts; the content extraction assembly is used for extracting the printing content on the printing medium of each part. And the content output component is used for outputting the extracted printing content of each part to a specified medium.

The utility model relates to the technical field of spliced screens, in particular to a narrow-frame spliced screen module, which is characterized in that a spliced screen middle frame is arranged on the inner side of a spliced screen back shell, OC glass is arranged at the front end of the front side of the spliced screen back shell, an upper diffusion sheet is arranged below the OC glass, a prismatic lens is arranged below the upper diffusion sheet, and the prismatic lens is arranged below the lower diffusion sheet. A lower diffusion sheet is arranged below the prismatic lens, a DP diffusion plate is arranged below the lower diffusion sheet, and the DP diffusion plate is installed on the spliced screen middle frame; the narrow-frame spliced screen module adopts a narrow-frame design, an upper frame and a left frame are wide sides, a splicing seam is 1.8 mm, a lower frame and a right frame are narrow sides, and a splicing seam is 1.1 mm. Compared with the prior art, the narrow-frame spliced screen module has smaller splicing seams and a better splicing effect, so that higher use requirements of users are met, and the use experience of the users is improved.

This invention relates to a method for stitching backlit images of a stator annular aperture, comprising: focusing an industrial camera on the stator annular aperture; determining the required number of local backlit images and planning the acquisition position for each local backlit image; acquiring each local backlit image using the industrial camera according to the planned acquisition position; determining the corresponding image stitching matrix according to the selected image stitching method; and generating a panoramic backlit image of the stator annular aperture based on the image stitching matrix. This invention also relates to a stitching device for backlit images of a stator annular aperture. The purpose of this method and device for stitching backlit images of a stator annular aperture is to solve the problem of difficulty in stitching backlit images of apertures.

The application discloses a kind of based on digital human segmentation MRI image splicing and fusion method, comprising: the MRI data of different parts of human body obtained by nuclear magnetic resonance scanning is first registered after being preprocessed such as noise reduction, using the resolution, orientation etc. of reference image and floating image after registration, further realize the transformation of floating image between image coordinate system and world coordinate system, simultaneously based on trilinear interpolation interpolation and operation in the above spatial transformation process.The application realizes the seamless fusion of the three-dimensional image to be spliced in high and low frequency direction, effectively utilizes image high and low frequency component information.The application not only simplifies the two-stage image splicing and fusion process of traditional splicing method, i.e.fusing overlapping area first and then splicing non-overlapping area, and greatly improves the overall splicing and fusion accuracy of segmented MRI data.

The application provides a UAV hyperspectral image alignment method and device, a terminal and a storage medium. The method comprises the following steps: acquiring a first image of a target aerial photography area photographed by a UAV when flying along a first flight strip; acquiring a high-resolution satellite image of the target aerial photography area greater than the range of the first flight strip at the same photographing time as the first image, and acquiring a second image according to the high-resolution satellite image; taking the same position points of the overlapping parts between two adjacent hyperspectral images in the first image as first control points; taking the same position points of the overlapping parts between each hyperspectral image in the first image and a simulated hyperspectral image in the second image as second control points; for each hyperspectral image in the first image, aligning the first control points of the hyperspectral image with the first control points of a second hyperspectral image, and aligning the second control points of the hyperspectral image with the second control points of a target simulated hyperspectral image. The application can improve the accuracy and stability of UAV hyperspectral image splicing.

The utility model relates to the technical field of dies for machining lampshades, and discloses a lampshade die which comprises a first die body, a second die body located above the top of the first die body and a mounting frame located at the top of one side of the first die body, and the first die body comprises a plurality of sets of limiting blocks arranged at the two ends of the second die body; and the multiple sets of fixing blocks are arranged at the two ends of the first mold body, limiting rods penetrating into the limiting blocks are arranged at the tops of the fixing blocks, and a containing groove is formed in the first mold body. The splicing effect between the first die body and the second die body is better through the fixing blocks, the limiting blocks and the limiting rods, the die blocks and the die grooves are spliced to form a forming groove, the die blocks can be adjusted up and down through the servo motors, the lead screws and the supporting rods, a forming piece is separated from the die blocks, and the forming efficiency is improved. And the push plate is stably driven to be adjusted left and right through the air cylinder and the movable rod, so that a formed part is pushed out of the mold, the mold can be automatically taken, and the use efficiency of the mold is improved.

The utility model provides a convenient-to-clean ice maker, which relates to the technical field of ice makers and comprises a shell, a water inlet pipe is arranged at the top end of the shell, a water sump is arranged on the inner side of the shell, a filter plate is fixedly mounted on the inner side of the water sump, a motor is fixedly mounted on the side surface of the shell, a threaded rod is fixedly mounted at the output end of the motor, and the threaded rod is connected with the water sump. The surface of the threaded rod is in threaded connection with a scraping plate, a cavity is formed in the inner side of the shell, a leakage groove is formed in the inner side of the shell, and a sealing plate is slidably connected to the inner side of the cavity. According to the device, the motor, the threaded rod, the scraping plate, the cavity, the leakage groove, the sealing plate, the toothed plate, the gear, the hook plate and the collecting plate are arranged, the scraping plate can be driven to remove impurities on the surface of the filter plate in the working process of the motor, the sealing plate can be driven to rise in the working process, then the impurities can be automatically removed, the cleaning work is more convenient and faster, and the working efficiency is improved. And the practicability is high.

The invention discloses a box body and a splicing display device, the box body is used for installing a bracket of the splicing display device, the box body comprises a bottom plate, a frame assembly and an adjusting assembly, and a positioning groove is formed in the first side face of the bottom plate; the frame assembly is arranged on the circumferential side face of the bottom plate in a surrounding mode. The adjusting assembly comprises a first adjusting part and a second adjusting part; the first adjusting piece is arranged on at least one of the frame assembly and the positioning groove so that the first adjusting piece can abut against a bracket arranged on the first side face of the bottom plate in the first direction, and the first direction is parallel to the bottom plate; the second adjusting piece is arranged on at least one of the frame assembly and the positioning groove so that the second adjusting piece can abut against the bracket in the second direction, and the second direction is parallel to the bottom plate and perpendicular to the first direction. When the first side face is perpendicular to the horizontal plane, the first direction is parallel to the horizontal plane, and the second adjusting piece at least abuts against the lower side of the bracket in the vertical direction. The second adjusting piece is supported on the lower side of the bracket in the vertical direction to prevent the bracket and the display module from sinking.

The utility model relates to the technical field of part machining equipment, and discloses a material receiving device of a press for shaft fork forging, which comprises a workbench, a hydraulic machine is fixedly connected inside a hydraulic box, a material receiving long box is fixedly connected on one side of the outside of the workbench, a motor is fixedly connected outside a motor platform, and a material receiving long box is fixedly connected on the other side of the motor platform. A conveying crawler belt is arranged outside the square groove, and a material receiving square basket is arranged in the water pool box. The utility model has the following advantages and effects: after the shaft fork is stamped and forged in the die, the hydraulic machine, the cylinder machine and the motor are started at the same time, the output end of the hydraulic machine drives half of the die on the left half side of the splicing seam to do contraction motion to open the die, and the output end of the cylinder machine drives the jacking fork to jack the forged shaft fork to the upper surface of the conveying track; and the shaft forks falling on the upper surface are conveyed into the water pool box through the conveying crawler belt in circulating transmission, then the shaft forks fall into the material receiving square basket, and the effect that the material receiving effect on the forged shaft forks is good is achieved through the operation.

The invention discloses a multi-view monitoring video stitching method and system based on energy diagram estimation. The method comprises the following steps: acquiring video data and camera positions of a plurality of monitoring cameras of a road section to be stitched; extracting video frame features of each camera video, dividing pixels in video frames into background pixels or foreground pixels, and matching the background pixels; performing visual depth layering on the video frame by using a multi-layer RANSAC (Random Sample Consensus) method; local matching, layer-by-layer splicing and spliced layer fusion are carried out on video frames which are obtained by two cameras at different positions at the same moment and have overlapped areas layer by layer; and splicing the video frames shot by all the cameras to complete the splicing of the multi-view monitoring video to obtain a panoramic video. The method has the advantages of being small in calculation amount, high in calculation speed and good in splicing effect, the balance of algorithm efficiency and splicing precision is kept, and the method high in efficiency and robustness is provided for the field of surveillance video splicing.

The utility model discloses a power distribution cabinet base with a buffering effect, and relates to the technical field of power distribution cabinet bases, the power distribution cabinet base comprises a base and a strip-shaped short hole arranged on the outer surface of the base in a penetrating manner, the inner surface of the base is fixedly connected with a fixed seat through a screw, and a mounting frame is arranged above the fixed seat. A plurality of mounting holes are formed in the outer surface of the mounting frame in a penetrating mode, and buffering mechanisms are arranged inside and outside the fixing base. Compared with an existing common power distribution cabinet base, the power distribution cabinet base with the buffering effect has the advantages that the fixing bases are fixedly connected to the strip-shaped short holes with the appropriate height through screws, so that the height of a cabinet body of a power distribution cabinet is changed, after the cabinet body is installed, when the bottom of the cabinet body is impacted when the cabinet body is transferred, the damping telescopic rods and the buffering springs can buffer the impact force, and the service life of the cabinet body is prolonged. And meanwhile, the limiting rods can slide in the limiting holes, the stability of the buffering mechanism is improved, the splicing effect is good through the design, dismounting and mounting are convenient, and meanwhile the good buffering effect is achieved.

The utility model discloses a high-strength large-caliber flexible waterproof casing pipe convenient to splice, which comprises a high-strength large-caliber flexible waterproof casing pipe body, the outer wall of the high-strength large-caliber flexible waterproof casing pipe body is fixedly connected with a mounting ring, the outer wall of the mounting ring is fixedly connected with a connecting ring, and the outer wall of the connecting ring is fixedly connected with a sealing ring. A round hole is formed in the inner wall of the connecting ring, and the outer wall of the round hole is in threaded connection with a connecting screw. According to the high-strength large-diameter flexible waterproof sleeve convenient to splice, the high-strength large-diameter flexible waterproof sleeve convenient to splice is convenient to splice and good in splicing effect through mutual cooperative use of a high-strength large-diameter flexible waterproof sleeve body, a mounting ring, a connecting ring, a round hole, a connecting screw, a supporting ring, a sleeve connecting body and a waterproof pad at present; the use length of the sleeve can be conveniently increased according to the use requirements of a user, the practicability of the sleeve is enhanced, the user screws the connecting screws through the round holes, and the connecting ring and the supporting ring can be conveniently spliced and fixed.

The utility model relates to the technical field of space capsule structures, in particular to a spliced and integrated space capsule, which comprises a bottom plate, wall plates, a door, glass windows and a roof which are mutually connected to form a house shape, and is characterized in that the bottom plate comprises a plurality of unit bottom plates, and the roof comprises a plurality of unit roofs; the wall plates are supported and installed between the bottom plate and the roof, glass windows are installed among the wall plates, the roof and the bottom plate, connecting reinforcing ribs are embedded in the unit roof and the unit bottom plate, contour ribs are embedded in the wall plates, and contour steel bars are embedded in the edges of the wall plates. Supporting connecting frames are arranged on the edges of the glass windows at the positions where the glass windows are installed among the wallboards, the unit roofs and the unit bottom plates, and the supporting connecting frames are connected with contour ribs and connecting reinforcing ribs in the wallboards, the unit roofs and the unit bottom plates respectively along the lower edges of the roofs, the upper edges of the bottom plates and the side faces of the wallboards. The device has the advantages of simple structure, convenience in transportation, good splicing effect, high splicing efficiency and the like.

The present disclosure relates to a panoramic surround view system and calibration method for an articulated roller, and an articulated roller, wherein the articulated roller comprises a first articulated structure section and a second articulated structure section connected by an articulated frame, the first articulated structure section comprises a first body and a cab arranged on the first body, the first body is one of a front body and a rear body, the second articulated structure section comprises a second body, and the second body is the other of the front body and the rear body, and the panoramic surround view system comprises: a plurality of shooting components, installed on the first articulated structure section, and configured to shoot the environment around the articulated roller; an image processing component, configured to receive images shot by the plurality of shooting components, and splice them into a surround view image of the entire circumference around the first articulated structure section; and a human-computer interaction component, configured to display the surround view image spliced ​​by the image processing components.

The utility model provides a cutting device which comprises a support, a diamond wire, a positioning part connected with the support, a gear train mechanism and a motor. The positioning part is used for abutting against a horizontal positioning surface of a thermal insulation cylinder of the single crystal furnace; the wheel train mechanism at least comprises a driving wheel and a driven wheel, and the driving wheel and the driven wheel rotate around the vertical axis relative to the support. The diamond wire is arranged on the wheel train mechanism in a surrounding mode, and under the condition that the positioning part abuts against the horizontal positioning face, the diamond wire can be not lower than the top face of the heat preservation barrel. The motor is used for driving the driving wheel to rotate so as to drive the diamond wire to move, and the diamond wire can cut the heat preservation felt. According to the cutting device, the diamond wire is used for cutting the heat preservation felt, the heat preservation felt is not prone to deformation in the cutting process, the matching relation of the positioning part and the horizontal positioning face can play a limiting role, it is guaranteed that the cutting part is always located at the same height level in the cutting process, the edge of the cut heat preservation felt is neat, and the cutting efficiency is improved. And therefore, the adjacent heat preservation felts are tightly butted.

The present application discloses an image geometric registration method, system, device and storage medium, which can effectively avoid the stitching error caused by the algorithm, thereby improving the clarity of image stitching and the user experience. The method of the present application includes: determining a regional map in a VR display screen; using a camera to shoot a number of sub-region images of the VR display screen, wherein the images of adjacent regions in the several sub-region images have lattice points in the same row or column; extracting effective points from the lattice points of each sub-region image by binarization to generate a binarized region, calculating the centroid coordinates of the center point of the binarized region, setting a ROI envelope of a target size according to the centroid coordinates of the center point of the binarized region, and calculating the centroid coordinates of the midpoints of the ROI envelope.

The present application relates to a panoramic image processing method, device, related equipment and vehicle, which constructs a sparse disparity map by taking overlapping areas of images taken by multiple shooting devices on a vehicle; performs segmentation based on the sparse disparity map to obtain a target layer image, which is used to indicate the image of the area where the target object is located in the overlapping area; performs ground plane projection on the target layer image to obtain a target projection image; and generates a panoramic image based on the target projection image. By constructing a sparse view for the overlapping areas of images taken by multiple shooting devices, and performing a series of operations based on the sparse disparity map to obtain a panoramic image, the panoramic image obtained by stitching does not have problems such as ghosting and artifacts, and the stitching effect is good, which improves the user experience.

The present invention provides a low-temperature kiln-changed glaze and a preparation method thereof, and an artistic ceramic and a preparation method thereof. The raw materials of the low-temperature kiln-changed glaze include, by mass percentage, 56-75% lead silicate, 1-9% quartz, 3-6% calcite, 0-5% barium carbonate, 8-16% titanium dioxide, 10-18% calcined zinc oxide, 0-5% strontium carbonate, and 0-6% zirconium silicate. The present invention can reduce the overall temperature of the kiln-changed glaze by adding lead silicate to the raw materials of the low-temperature kiln-changed glaze, so as to facilitate the crystallization effect at a lower temperature, and the lead silicate has a wider melting temperature range; at the same time, the calcined zinc oxide and titanium dioxide in the raw materials will produce crystallization effects in different forms, so that the kiln-changed effect is more abundant, and the problems of high firing temperature, long firing time and fewer types of kiln-changed effects of the kiln-changed glaze in the prior art are solved.