15results about How to "Consistent accuracy" patented technology

The utility model relates to a kind of lead-acid battery plate production technical field, specifically related to a kind of lead-acid battery plate coating device. Including frame, two symmetrical coating mechanisms of upper and lower setting are installed in frame one side, and roller mechanism is installed on the frame of coating mechanism side, it is characterized in that, two supporting rollers are rotatably arranged on the frame of roller mechanism side, outer smearing edge mechanism, inner smearing edge mechanism and cleaning mechanism are sequentially arranged between the two supporting rollers. The device integrates coating, rolling, smearing and cleaning functions, and the full-process treatment of coating can be completed by single pass of the grid, avoiding deformation or pollution of lead paste caused by multiple handling, significantly improving the production yield and efficiency of the plate.

This invention provides a method and system for constructing a 3D model of a construction site by combining multiple data sources. It relates to the field of data processing technology. The method includes: retrieving satellite imagery at a preset resolution to obtain a full-area stereo image pair dataset; performing radiometric correction to generate a regional surface model and a regional elevation model; performing raster-level modeling defect detection to locate distributed blind zone blocks; fitting obstacle avoidance paths to generate optimized obstacle avoidance flight trajectories; driving a UAV to perform multi-angle surround scanning to directionally collect dense point clouds in the distributed blind zones; constructing a distributed blind zone model; and performing microscopic overlay to output a 3D model of the construction site. This invention solves the technical problems of existing construction site modeling methods, which have limitations in coverage, modeling efficiency, and data real-time performance, and rely on a single data source, failing to provide a comprehensive and accurate 3D model of the construction site, thus affecting construction progress and decision-making.

This application discloses a tool setting method and tool setting fixture for a vertical slotting machine, belonging to the technical field of tool setting devices. To address the problems of low tool setting efficiency and poor accuracy in existing vertical slotting machines, the tool setting fixture includes a central support plate. A triangular jaw is installed at the bottom of the central support plate. The tool setting fixture is installed at the inner hole of the workpiece to be processed via the triangular jaw. A support base for fixing a measuring device is installed on the front side of the central support plate. A tool setting sample block is detachably connected to the support base. The operator determines the tool setting position by cooperating with the measuring device and the tool setting sample block. This application is mainly used as a tool setting device for CNC vertical slotting machines.

This utility model relates to the field of durability testing technology, specifically a solid-state drive (SSD) insertion / removal durability testing fixture. It includes a test base, a feeding mechanism, a gripping mechanism, and an insertion / removal mechanism. The feeding mechanism is mounted on the surface of the test base and includes a conveyor frame, a conveyor belt, and a conveyor motor. It can quickly and accurately align the gripping claw with the SSD under test, and the gripping force can be naturally adjusted according to the spring compression. This avoids damage to the SSD casing caused by rigid gripping while ensuring effective clamping of the SSD. The pawl, under the elastic force of the second spring, continuously engages with the ratchet tooth groove, forming a one-way locking structure. This completely restricts gear reversal, thereby locking the position of the pressure plate and ensuring that the gripping claw maintains a stable clamping force. Even if the electric telescopic rod experiences slight extension or contraction, or if the equipment vibrates during operation, it will not loosen, providing absolutely stable gripping assurance for subsequent lifting, conveying, and other processes.

The application discloses a kind of automatic sorting equipment based on micro ceramic height difference, it is related to micro ceramic sorting technical field.The present application includes fixed frame and rotating frame, rotating frame is equipped with fixed frame, and sorting piece is rotatably installed in fixed frame, and sorting piece is configured with sliding table, U-shaped plate, lifting piece and positioning piece, positioning piece is realized with multiple groups of outer diameter decreasing sleeve by screw rod to realize multistage height presetting;The equipment can adjust the inclination angle of sliding table to control the sliding speed of material, and is provided with electromagnet, gear transmission and collecting box structure, to realize automatic overturning and grading storage of unloading controlled by electric.The present application does not need to adjust sorting height one by one, can quickly switch sorting gear, has high sorting precision and high degree of automation, replaces artificial piece-by-piece detection sorting, adapts to multi-specification micro ceramic mass continuous sorting operation, and production efficiency and versatility are significantly improved.

The utility model discloses an extraction module, which relates to the technical field of medical instruments and information intelligent equipment, and is characterized in that a first lifting substrate and a second lifting substrate are respectively connected with a magnetic bar unit and a magnetic bar sleeve loading unit, and the two lifting substrates are connected to the same vertical slide rail; the first substrate driving motor and the second substrate driving motor respectively drive the two lifting substrates to move, so that the magnetic bar unit can penetrate through the hollow part of the magnetic bar sleeve loading unit to be inserted into different positions in the connected magnetic bar sleeve. Therefore, the magnetic field around the magnetic bar sleeve is changed to meet different requirements of mixing and magnetic bead adsorption transfer in nucleic acid extraction operation. Besides, the vertical base plate can be driven by the transverse driving mechanism, and then the two connected lifting base plates are driven to synchronously and transversely move, so that transverse movement control of the two different functional units is simpler and more reliable.

The invention belongs to the technical field of polishing machines, and particularly discloses a curved optical glass polishing machine which comprises a cabinet, a splash-proof bin is arranged above the cabinet, a profiling suction and abutting mechanism is arranged in the splash-proof bin, and a PLC is fixedly installed on the outer wall of one side of the cabinet. The rear end of the cabinet is connected with a polishing mechanism through an arranged storage lifting mechanism, a suction mechanism is arranged on one side of the interior of the splash-proof bin in a communicating mode, the profiling suction abutting mechanism further comprises a profiling disc table, the outer edge of the profiling disc table is bent downwards, and a wear-resisting flexible particle pad is machined on the outer surface of the profiling disc table. According to the curved glass polishing device, dynamic balance fixing can be achieved, the problems of displacement, scratches and damage caused by unstable fixing in the curved glass polishing process are solved, and high-precision, self-adaptive and full-automatic polishing is achieved.

The invention provides a method for detecting heavy metals in soil, and relates to the field of heavy metal detection. The method for detecting the heavy metals in the soil comprises the following steps: preparing a composite detection electrode, establishing a standard curve, and detecting a sample. The preparation of the composite detection electrode comprises the following steps: preparation of cerium-doped nickel-based metal cluster composite graphene, functional modification and electrode modification. The method for detecting the heavy metals in the soil aims at hexavalent chromium in the soil, does not need to depend on a large precise instrument, is high in detection sensitivity, strong in anti-interference capability, good in stability, simple and convenient to operate and rapid in detection, and can meet the timeliness requirement of rapid screening or emergency monitoring of large-batch samples.

The invention provides a performance knowledge-oriented answer generation method and device and a storage medium, and the method comprises the steps: determining a question and answer intention and the role information of a user through the questions of the user and analyzing the questions; retrieving related performance knowledge contents; performing question and answer oriented semantic compression processing on the retrieved fulfillment text; generating simple answers by using a large language model; and executing consistency verification and optimization of the answers, and outputting final simple answers. According to the method, a large language model is combined with a semantic compression technology to process a complex law and regulation text, so that a simple, choking and accurate answer is generated.

The utility model relates to the technical field of micro-displays, in particular to an OLED (Organic Light Emitting Diode) display structure, which comprises a light combination prism, the light combination prism comprises a light-in surface and a light-out surface; the light incident surface is connected with a single-color silicon-based OLED (Organic Light Emitting Diode) display; the light emitting surface is connected with a micro lens assembly; the micro-lens assembly is arranged on the light emitting surface of the light combining prism, the micro-lens assembly rotates the light path through the micro-lens array and increases the light extraction efficiency, so that the brightness of the OLED display is improved, the power consumption is reduced, and the structure can increase the direction of light reflected in the panel by adjusting the light path, so that the front brightness is improved, and the side brightness is reduced.

The application discloses a controllable automatic clamping hydraulic clamping device and a control method thereof, and belongs to the technical field of hydraulic clamping. The device comprises a clamping mechanism, a supporting mechanism, a driving mechanism, a pressing mechanism and a camera mechanism. The clamping mechanism clamps the workpiece through the cooperation of the clamping jaw A and the clamping jaw B; the driving mechanism adopts a servo motor to drive a lead screw, drives a movable seat to realize horizontal feeding, and realizes accurate positioning through an internal torque sensor; the pressing mechanism corrects the flatness of the surface of the workpiece through a cylinder-driven pressing plate; and the camera mechanism is used for collecting the image of the workpiece. The control method dynamically adjusts the pressing feeding amount by using a fuzzy PID controller through image preprocessing, feature point extraction and position deviation calculation, and combines historical data to perform adaptive optimization. The application realizes full automation and high-precision control of workpiece clamping, and effectively improves the machining quality and production efficiency.

The utility model discloses an arch culvert model frame removes construction equipment, including support mechanism and arch mechanism, support mechanism includes a plurality of mobile support legs for symmetrical layout in the length direction interval of arch culvert both sides and set and is used for connecting adjacent two mobile support legs of the length direction of arch culvert cross bar, and mobile support leg can be adjusted in lift, arch mechanism, including the arch for striding and supporting the template of arch culvert both sides and installing in the arch lower end for adjusting the span and shape of arch tension string subassembly, and the both ends of arch are installed on the cross bar of arch culvert both sides and are used for along the length direction sliding adjustment position of cross bar. The device can adjust the span and shape of arch, ensure that the template can be closely combined with the arch culvert of different span, different shape, improve the quality of concrete pouring, and do not need to set up the model frame under the tension string subassembly, reduce the space occupied, leave the sufficient space for the inside of arch culvert, be favorable to the flexible layout and traffic transportation of construction site.

The application relates to the technical field of automobile electronic control, and discloses an intelligent control method and system for an automobile glass lifter, aiming to solve the technical problem that existing anti-pinch control relies on a fixed threshold, cannot adapt to environmental and aging changes, and can only be passively responded. The method comprises the following steps: acquiring multi-modal data of lifter states, indoor and outdoor environments, and short-range obstacles of a window in real time; constructing and updating a dynamic digital twin model representing physical characteristics; generating a multi-dimensional state deviation instruction based on the deviation between model prediction and actual measurement data; fusing the instruction and short-range detection data to generate a hierarchical decision containing early warning, pre-contact and collision type anti-pinch; and dynamically adjusting the motor driving strategy accordingly to realize intelligent lifting and ice breaking functions. The application significantly improves the anti-pinch reliability, safety and intelligent level through predictive protection and full life cycle adaptive calibration.

The invention discloses an isothermal hot forging forming process and device applied to large wind power main shaft forgings, and relates to the technical field of main shaft heat treatment. And step-by-step forging and pressing forming of the forge piece is realized by matching transmission of a wedge-shaped pressing block group and an inclined wedge surface of a pressed sliding seat, multi-point pressure application of an air hammer power assembly and directional deflection of a rotary power assembly, and the process core is as follows: the forge piece is positioned and clamped after being heated; according to the method, the problems that in traditional hot forging, deformation is uneven, cracking is likely to happen, and toughness is insufficient are solved through structural collaboration and process optimization aiming at the pain points that a large wind power main shaft forged piece is large in size and high in relevance between temperature and deformation quantity, and the large wind power main shaft forged piece is formed through continuous actions of lateral surrounding positioning, overall blowing pressing, multi-point secondary hammering pressing and directional deflection circulation. Forge piece forming precision and mechanical performance are remarkably improved, and meanwhile hot forging production efficiency is improved.

This invention discloses a multi-dimensional collaborative scheduling method for power communication networks, relating to the field of power communication network scheduling technology. The method includes: establishing a spatiotemporal evolution sequence by sensing multi-dimensional indicators of service flows; analyzing the sequence data to form correlation features; constructing a multi-level topology structure with different grid resolutions based on the correlation features and regional monitoring density differences; analyzing the time patterns of service flows based on this structure to derive the spectral information of potential network demands; using the spectral information to perform virtual network simulation, solving the traffic allocation of core nodes, and generating a global load status profile; and evaluating the available processing capacity by combining the frequency of node overload with preset equipment performance degradation trajectories to form a global collaborative scheduling scheme. This method achieves dynamic matching between topology representation accuracy and monitoring capabilities, and incorporates time-varying equipment performance degradation into capacity assessment, improving the accuracy and foresight of scheduling decisions.