8results about How to "Improve scanning accuracy" patented technology

The utility model discloses a full -automatic digital slice scanner relates to slice scanner technical field, including frame, the front end fixedly connected with mounting seat of frame, the inboard of mounting seat is provided with light source, the upper end of mounting seat is provided with a plurality of clamping components, a plurality of clamping components's top is provided with first guide rail, first guide rail with frame fixed connection, the outside slide connection of first guide rail has riser, the utility model discloses a full -automatic digital slice scanner, through third motor drive rotating block, in through first pull rod and second pull rod synchronous drive first clamping plate and second clamping plate symmetrical sliding on guide rail block, has realized to the adaptive clamping of slice, and this kind of linkage clamping structure can not only adapt to different size slice specification, can also guarantee that clamping force is uniform and stable, avoids the image blur, the misplacement etc. of the problem that the slice loosening or deviation leads to in the scanning process, promotes scanning accuracy.

This invention discloses a multimodal barcode scanner for power equipment and its operating method, relating to the field of power inspection and management technology. It includes a scanner body and various hardware modules mounted on it, including: a multimodal scanning module comprising a photoelectric sensor module for scanning and recognizing barcodes, an image acquisition unit for capturing images of the target area, and a laser-assisted locator for generating adjustable crosshairs; a human-machine interaction module including a touchscreen and a voice module; and an embedded main control module for performing various barcode scanning operations based on user interaction information and the multimodal scanning function, generating barcode scanning results. The barcode scanning process includes dynamic area recognition and continuous multi-code scanning, barcode duplication detection and alarm, and barcode data inventory and export. This invention enables intelligent dynamic area recognition, continuous multi-code scanning, and localized data management functions.

The utility model discloses a kind of logistics box code scanning devices of automatic control, including first conveyor belt structure and second conveyor belt structure, the first conveyor belt structure and the outer side of second conveyor belt structure are commonly provided with the code scanning room for scanning code, the outer side of the first conveyor belt structure close to import is equipped with pre-induction structure.The utility model has the advantages compared with prior art in that: without manual intervention, high degree of automation: through pre-induction structure, label position is identified in advance, induction array board tracks logistics box trajectory, cooperates the collaborative work of six face code scanner, whole process does not need manual adjustment logistics box orientation;Code scanning has no dead angle, and scanning rate is low: first code scanner covers bottom, second code scanner covers top and four sides, realizes six face code scanning without dead angle.

The application provides an optical phased array radar beam scanning technology and a waveguide preparation method, and belongs to the field of optical waveguide laser radars.The application uses a doped material as a cladding layer, changes the electrical characteristics of the material by controlling the doping type and doping concentration in the cladding layer, and makes the material into an electrode, the core layer of the optical waveguide adopts an intrinsic layer without doping, a high resistance characteristic of the intrinsic layer is utilized, a sufficient voltage is loaded on the waveguide layer, a sufficient electric field is formed, and the electric-optical effect is utilized to scan the angle of a surface plasmon incident light beam.The optical phased array radar beam scanning technology is used for the surface plasmon incident angle regulation, is beneficial to plasmon wave vector matching and accurate regulation of the incident angle, the optical phased array radar beam scanning technology and the waveguide preparation method for regulating the surface plasmon incident angle are simple, are widely applied, and have important significance for the development of microscopic, sensing and measuring fields.

The application relates to the technical field of aviation equipment maintenance, and particularly discloses an aircraft wing carbon fiber skin ultrasonic automatic scanning system and method, which comprises a movable gantry frame and an industrial mechanical arm. The movable gantry frame comprises a plurality of stands and two bed bodies, the plurality of stands are respectively arranged at the bottom ends of the two bed bodies, the top portions of the two bed bodies are jointly provided with a movable cross beam, the top portion of the movable cross beam is provided with a horizontal sliding table, the top portion of the horizontal sliding table is provided with a vertical sliding saddle, the industrial mechanical arm is arranged at the bottom end of the vertical sliding saddle, the bottom end of the industrial mechanical arm is provided with a scanning probe, a limiting mechanism and a transfer trolley are arranged below the movable cross beam, and a control box is arranged below one of the bed bodies. In the application, the automatic lifting type automatic loading and unloading of the composite material wing component is realized through the automatic control technical means of the detection rack and the movable platform, the manual lifting risk is reduced, the labor intensity of the personnel is greatly reduced, and the risk of occupational diseases is reduced.

The utility model discloses a portable scanner which comprises a foldable table top, a cross beam and a scanner lens, the table top is detachably connected with the cross beam, the cross beam is provided with the scanner lens, the cross beam and the scanner lens can move relative to the table top, the table top is provided with a horizontal regulator, and the horizontal regulator is connected with the scanner lens. And the horizontal regulator can drive the table board to ascend or descend. According to the utility model, the table top is foldable, and the table top is detachably connected with the cross beam, so that the scanner is convenient to carry, the foldable table top can be leveled through the arrangement of the horizontal regulator, and the scanning precision of the scanner is improved.

A handheld 3D scanner and its system are disclosed, relating to the field of optical inspection technology. The handheld 3D scanner includes a support frame and a laser mounted on the support frame, the laser projecting laser light onto the object being scanned. The support frame includes a first mounting surface and a second mounting surface that are perpendicular to each other. At least two scanning cameras are evenly distributed along the extension direction of the first mounting surface, with the laser located between any two scanning cameras. The scanning cameras are used to acquire image information formed by laser light reflected from the object's surface. At least two tracking cameras are evenly distributed along the extension direction of the second mounting surface, the tracking cameras tracking reflective markers placed in the scanning environment. This handheld 3D scanner achieves high-precision and convenient measurement while maintaining a lightweight design.

The application discloses an ultrasonic robot gynecological autonomous scanning method and related devices and equipment. The method comprises the following steps: performing multi-tissue segmentation on a real-time ultrasonic image to obtain a uterine contour point set; determining a minimum left boundary included angle and a minimum right boundary included angle every time the probe moves a step; judging whether at least one of the minimum left boundary included angle and the minimum right boundary included angle is smaller than a preset included angle threshold; if yes, controlling the probe to move up and down and swing; finding a region with the longest continuous occlusion in the uterine contour point set every time the probe moves a step, determining the length of the region as a current occlusion length; judging whether the current occlusion length is greater than a preset length threshold; if yes, controlling the probe to swing according to the current occlusion length and the preset length threshold; and controlling the probe to scan left and right ovaries according to a preset path. The method can ensure that there is no occlusion in uterine tissue, effectively avoids image missed detection, and improves the quality of ultrasonic images.