7results 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 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 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.