10results about How to "Widely compatible" patented technology

The present application relates to four-roll spindle multi-wire cutting technology and equipment field, specifically relates to a kind of for four-roll spindle multi-wire cutting machine auxiliary winding device and control method.Wherein device includes rack platform, 2n regular distribution and parallel guide rails are provided on the rack platform along y direction, n>1;Rack platform is installed with the lock sliding block of normally closed type matched with the one end of guide rail, rack platform is installed with the single-shaft moving platform for driving guide rail movement along x direction by motor control and being connected with the other end of guide rail, the guide rail is uniformly distributed with multiple variable shaft angle roller assembly.This device and control method can make the diamond wire acting on the surface of workpiece completely perpendicular to the axis of four main roller, ensure that the path of the diamond wire is basically unchanged when reciprocating, thereby reducing the wear between main roller axis slot and diamond wire, improving the service life of diamond wire, improving wire cutting quality, reducing cutting loss.

The present disclosure belongs to the technical field of video quality evaluation, and particularly relates to a video quality evaluation method, system, device and medium based on multi-modal parallel analysis, which comprises the following steps: receiving a course video to be audited, loading user preset audit parameter configuration; unpacking the course video to be audited to obtain an initial video coding stream and an initial audio coding stream, simultaneously performing audio track integrity checking, terminating the audio analysis process based on the checking result, only performing video analysis, or simultaneously performing video and audio analysis audit processes; pre-processing the initial video coding stream and the initial audio coding stream; based on an asynchronous parallel architecture, performing multiple audit tasks on the standard image frame sequence and the standard audio data in parallel to obtain multiple output results; converging the multiple output results, performing cross-modal space-time alignment and fusion deduplication processing to obtain a processing result; and generating a structured audit report according to the processing result. The present application improves the efficiency and accuracy of video quality evaluation.

The invention discloses a wallboard mounting structure for decoration engineering, which is characterized in that a sliding groove is formed in a keel and a slidable sliding block is configured, so that a fastener connected with the sliding block can perform stepless sliding and accurate positioning along the length direction of the keel, and the continuous adjustment of a wallboard mounting point position in the horizontal direction is realized; and repeated drilling operation caused by measurement errors in a traditional mode is thoroughly avoided. The clamping part is matched with the outer edge of the keel through the clamping part to achieve rapid buckling and stable locking, and reliable constraint in the vertical direction and the horizontal direction is formed by combining bolt connection of the sliding block screw hole and the through groove of the clamping part. More importantly, on the basis of a modular matching part designed on the basis of a unified basic part, special buckles suitable for various complex scenes such as common closing-up, internal and external corner treatment and ceiling installation can be derived, and wide compatibility of a single set of installation system to various plates and joints of a whole house is achieved.

This invention relates to the field of adversarial example defense in target detection, and discloses an adversarial example defense system and method based on image masking. The system includes a target detection and localization module, a key target extraction module, a key target image cropping module, a target mask processing module, an image mask processing module, an image classification module, and a weighted voting module. This method requires no modification to the target detector, only processing of the input image. This invention is widely compatible with existing target detectors, possesses good versatility, effectively enhances the target detection system's ability to resist adversarial example attacks, and comprehensively improves the system's robustness and security.

The invention discloses an on-line test method and system based on an electronic tag, particularly relates to the technical field of product identification analysis, and is used for solving the problem of space-time dislocation between an electronic tag reading event and a test data acquisition event caused by movement of a tested object in a continuous movement conveying scene. Motion state information of a measured object is acquired in real time, phase-space reconstruction is performed on the measured object, recurrence plot quantitative characteristics are calculated to evaluate a deterministic chaotic disturbance level, accordingly, a dominant oscillation mode is extracted, and an instantaneous phase of the mode at a label reading and data acquisition event moment is acquired; a phase-locked loop is configured by using a chaotic disturbance level, whether a phase locking state is reached is judged by analyzing phase difference evolution between two phases, and when the phase locking state is reached, a tag identifier is analyzed to call and execute a corresponding test program. And collecting test data, calculating an actual physical point location associated with the data based on the motion state information and the event moment, and finally generating a test data file.

The invention relates to the technical field of electric power fittings, and particularly discloses an assembled grading ring which comprises a grading pipe, an adjusting rod is fixedly connected to the side face of the grading pipe, a fixing frame is fixedly connected to the side face of the adjusting rod, a fixing plate is fixedly connected to the inner wall of the fixing frame, and the fixing frame comprises a main support. The side face of the main support is rotationally connected with a left rotating frame through a rotating shaft, the side face of the left rotating frame is fixedly connected with a fixing seat, the side face of the fixing seat is fixedly connected with a braking seat, and the side face of the main support is fixedly connected with the side face of a pressure equalizing pipe. The end, away from the left rotating frame, of the main support is rotationally connected with a right rotating frame through a rotating shaft, and during installation, the brake seat is released, so that the left rotating frame and the right rotating frame rotate along the side face of the main support, and therefore the assembled grading ring can be conveniently clamped into the side face of a cable. The purposes of convenient installation and disassembly and automatic adjustment according to the cable are achieved.

This invention relates to a high-voltage fast charging system and charging control method for electric commercial vehicles. The system includes: a charging interface for connecting to a charging pile to receive charging voltage; a high-voltage electrical component group; a battery pack assembly including two first battery pack units and two second battery pack units, wherein the voltage level of the first battery pack units is higher than that of the second battery pack units; a first switch group and a second switch group for switching the series-parallel connection mode between the first and second battery pack units, so that the battery pack assembly forms a first operating voltage in a first connection state and a second operating voltage higher than the first operating voltage in a second connection state; a third switch group for connecting the battery pack assembly to the charging interface; a pre-charging circuit for connecting the battery pack assembly to the high-voltage electrical component group; and a controller electrically connected to the first, third, and second switch groups for controlling the on / off state of each switch group according to the operating mode. Specifically, in discharge mode and normal charging mode, the first and second switch groups control the battery pack assembly in the first connection state; in high-voltage charging mode, the first and second switch groups control the battery pack assembly in the second connection state.

The utility model belongs to the trailer technology field of bicycle, especially a bicycle trailer connecting type buckle, including trailer connecting seat, the both ends of U type of trailer connecting seat are provided with connecting mechanism, the connecting mechanism realizes trailer connecting seat and bicycle quick -witted connection installation's action. This bicycle trailer connecting type buckle, the trailer connecting seat of this device is through U type structure and limit sleeve shaft quick sleeve joint bicycle rear wheel axle, and the combination hoop mechanism and locking screw realizes the change from "hangs the connection" to "locks dead", forms rigid and reliable connection, effectively avoids the accidental drop of trailer in the driving. The design of rotating mechanism cooperation ball head plunger and arc -shaped groove can be free to tilt when guaranteeing bicycle overbend, provides clear rotation limit and straight -line travel positioning feeling for trailer, eliminates the control risk and swing brought by rigid traction, improves the smooth and stable feeling of riding, makes trailer follow naturally like the extension of the car body.

The application relates to the technical field of unmanned aerial vehicle (UAV) landing infrastructure, and discloses a relay type UAV landing apron and a control method thereof. The landing apron comprises a lower base, a rotating landing platform arranged above the base, and a fixed support frame surrounding the rotating platform, and a plurality of sets of positioning and fixing mechanisms are arranged on the frame in the circumferential direction. The rotating platform is configured to automatically rotate to calibrate the direction of the UAV after the UAV lands according to the recognized body direction. Each set of positioning and fixing mechanisms comprises a first driving member for vertical direction driving and a second driving member for horizontal direction driving. Through the design of the rotating landing platform and the positioning and fixing mechanisms, the UAV can be subjected to automatic identification control for direction calibration, position alignment, the problems that the existing landing apron lacks emergency landing preparedness, cannot calibrate the body direction and fix the body, and the like are effectively solved, and the UAV in flight can be provided with safe, emergency landing prepared, accurate calibration, lossless fixing and efficient services.

The application belongs to the technical field of food, and particularly relates to an anti-fatigue and qi-strengthening beverage composition and a preparation method thereof. The technical scheme is an anti-fatigue and qi-strengthening beverage composition and a preparation method thereof, which comprises the following components: 191-372 parts of raw materials, 24.5-53.5 parts of a nutrition synergistic absorption component, and 94-198.5 parts of flavor and stability auxiliary materials. The application realizes multi-dimensional effect deep synergy through a four-fold animal-plant small molecule peptide coupling + 15 kinds of high-concentration medicinal and edible homologous extract unique formula system, and there is no similar product and technology in the market. A four-dimensional nutrition absorption synergistic matrix + beta-cyclodextrin molecular embedding double high absorption technology is created to solve the industry pain points of low absorption rate, weak effect and easy oxidation of active substances in traditional products from the molecular level. High-concentration refined extracts and graded small molecule peptides are used throughout the process to completely abandon the low-end raw material route of coarse powder in the industry, and the purity, efficacy concentration and food safety of the product are greatly improved.