12results about How to "Improve test security" patented technology

This invention discloses a testing device and method for liquid crystal display modules, relating to the field of liquid crystal display module testing technology. The device includes a base, a flipping bracket, a housing, and a testing platform. The testing platform is equipped with a bidirectional clamping device driven by a first motor for automatically clamping the liquid crystal display module for bending resistance testing, and an auxiliary bending mechanism to ensure uniform force distribution. The housing also houses a click-resistance testing mechanism, including an electric hammer, a pressure sensor, and a displacement sensor, for testing the screen's resistance to click pressure. After testing, debris is automatically removed by a multi-stage cleaning mechanism including a scraper and a spray nozzle. When the testing platform flips, the spray nozzle moves closer to the testing platform to improve the cleaning effect. This invention features a high degree of automation, integrating bending resistance testing and click testing, providing accurate testing and thorough cleaning, effectively improving the efficiency and safety of liquid crystal display module mechanical performance testing.

The application discloses a kind of ship intelligent navigation algorithm simulation verification system and test method, the system uses four-layer modular structure, including: virtual navigation environment module, standardization data interaction module, algorithm execution module, quantitative evaluation module;Between each module, standardization data interaction module is realized two-way data transmission, forms the complete simulation verification system capable of independent test and closed-loop operation.The method, using the system, the steps are: step 1: build inland virtual navigation scene, step 2: select test mode and configure algorithm, step 3: start simulation and data acquisition, step 4: evaluation index calculation, step 5: generate verification report.The algorithm unit of the application can be independently accessed to test, without overall reconstruction, perception, decision-making, control algorithm can be quickly adapted, greatly reduce the difficulty of integration debugging, improve algorithm development and verification efficiency, effectively shorten the intelligent ship development cycle.

The utility model, which relates to the technical field of LED detection, discloses a lamp-drive integrated packaging LED processing detection apparatus comprising a housing, a power supply, a processor and a test tool. The processor is arranged in the shell, and the test tool is arranged at the top of the shell; the power supply is arranged in the shell and is used for supplying power to the test tool and the processor; the processor is internally provided with a register, the register can control the corresponding testing tool according to the control requirement, the electrical connection function of the lamp bead and the reliability problem (such as dark crack and crush) of an integrated circuit can be detected, the pain point that the industry depends on high-error light splitting equipment or terminal assembly detection is solved, the quality control efficiency of the manufacturing process is remarkably improved, and the production cost is reduced. Two modes of single-point control and breakpoint resume are supported, different test scenes are flexibly coped with, and accurate positioning of faults in a complex circuit is ensured; testing of series connection, parallel connection and different pin positions is supported, and diversified production requirements are met.

The utility model discloses a high and low temperature testing device for a manipulator, which comprises a testboard, the top of the testboard is provided with a measuring and moving mechanism capable of horizontally moving, the measuring and moving mechanism comprises a clamp assembly for locking and hanging the manipulator, and the clamp assembly comprises a motor and a hanging frame arranged at the output end of the motor; a plurality of clamp structures are hinged to the hanging frame, and the mechanical arms are locked on the clamp structures. The device further comprises a cold medium groove and a hot medium groove which are matched with the displacement measuring mechanism, in the testing process, the mechanical arm is soaked in the cold medium groove to be subjected to cold soaking, the displacement measuring mechanism moves into the hot medium groove to be subjected to hot soaking, automatic testing is achieved in the mode, the testing efficiency is improved, and the testing safety is improved.

The invention provides an automatic test device and a test method for an adjustable scene of left and right parking of an automobile, and belongs to the technical field of intelligent driving test. The test device comprises a test upper computer used for outputting a first control instruction and a second control instruction in response to a test instruction of a user; the multi-degree-of-freedom dynamic scene generation system is used for receiving the first control instruction and generating test scenes on the left side and the right side of the tested vehicle based on the first control instruction; the test control terminal is used for receiving the second control instruction and triggering the parking-out or parking-in operation of the tested vehicle based on the second control instruction; the position sensing device is used for collecting position data of a detected vehicle and an obstacle in real time; the test upper computer is also used for generating a test result based on the position data. According to the device, through integrating the test upper computer, the dynamic scene generation system and the position sensing device, automatic scene construction is realized, the test efficiency is improved, and the device has the advantages of realizing standardized test conditions and covering more boundary scenes.

The utility model discloses a self-protection liquid crystal display mode test jig which comprises a jig body, the top of the jig body is provided with a pre-electrifying and testing device and a fixing groove, the jig body is internally provided with an adjusting groove, and the side portion of the fixing groove is provided with a dismounting opening; a second cover plate is arranged at the top of the fixing groove, a connecting shaft is rotationally connected to the side of the adjusting groove, a gear is fixedly connected to the bottom of the connecting shaft, a rack is connected to the outside of the gear in a meshed mode, an ejector rod is fixedly connected to the back of the rack, a top plate is fixedly connected to the top of the ejector rod, and a spring is arranged at the bottom of the ejector rod. By means of the device, pre-power-on monitoring current flows through a power supply loop, so that whether load short circuit exists or not is judged, the circuit is effectively protected against damage, the rotating shaft is rotated to drive the gear to be meshed with the rack, linear motion of the ejector rod pushes the ejector plate to enable the liquid crystal display screen to be separated from the fixing groove, and dismounting operation is greatly facilitated.

The application relates to the technical field of strong electromagnetic pulse simulation and electromagnetic compatibility testing, and provides a strong electromagnetic pulse equivalent radiation field generating device and a testing method based on an irradiation method. The device generates an electromagnetic pulse signal through an electromagnetic pulse source module, adjusts the intensity and couples sampling through a protection module, and converts the electromagnetic pulse signal into spatial radiation electromagnetic waves through an irradiation module; feedback electric signals in a test area are collected through a spatial radiation field monitoring module, field strength inversion calculation and equivalence verification are carried out through a data processing and verification unit, and thus the strong electromagnetic pulse equivalent radiation field which is adjustable, monitorable and verifiable can be formed in a laboratory environment.

This utility model relates to the field of battery performance testing technology and discloses an automatic temperature acquisition and alarm device suitable for large-scale battery testing. It includes a battery body for providing electrical energy, a membrane switch for monitoring contact status fixedly connected to one side of the battery body, adhesive tape for connecting the membrane switch and the battery body fixedly connected to the surface of the membrane switch, and a thermocouple sensor for acquiring the battery surface temperature fixedly connected to the end of the membrane switch away from the battery body. The two sides of the thermocouple sensor are fixedly connected to the adhesive tape on the surface of the membrane switch via the adhesive tape. Through integrated design, the membrane switch, thermocouple sensor, and adhesive tape are collaboratively fixed to the battery body, forming a precise temperature acquisition and contact monitoring system. The adhesive tape uses specific materials and reasonable specifications to ensure stable fixation and electrical safety at high temperatures, solving the problem of temperature acquisition failure caused by traditional fixing methods.

The invention relates to a testing device for testing the stress condition of an aluminum-zinc alloy template. The testing device comprises a testing table, a stress testing mechanism, an arc-shaped protective cover and a pre-clamping mechanism, the stress testing mechanism comprises a bottom plate, a clamping piece, a suction cup, a telescopic piece and a first connecting plate; the pre-clamping mechanism is linked through rotation of the arc-shaped protective cover, so that protection and pre-fixing are synchronously completed, and the test safety is improved while the operation process is simplified; the force of the telescopic piece is decomposed into clamping force and drawing force through the first connecting plate, the clamping force and the drawing force synchronously change along with the thrust of the telescopic piece, it is guaranteed that clamping is stable during formwork stress testing, and it is avoided that slipping affects data accuracy; the suction cups are combined with the self-adaptive clamping design, so that templates with different widths can be adapted, the templates can be kept fixed after being broken, and the safety risk is further reduced; the clamping process does not need to be manually intervened, and the drawing force is adaptively adjusted along with the width of the template, so that the automation degree of the testing device and the adaptability of the testing device to aluminum-zinc alloy templates with different specifications are improved.

This application provides a testing apparatus and system for charging equipment, relating to the field of charging equipment testing. The testing apparatus includes: a first controller, at least one second controller, a first test board, at least one second test board, a first control guide board, at least one second control guide board, a first gun holder, and at least one second gun holder; the first controller is connected to the first test board and the first control guide board, and both the first test board and the first control guide board are connected to the first gun holder; each second controller is connected to one second test board, each second test board is connected to one second control guide board, and each second control guide board is connected to one second gun holder; the first test board is also interlocked with each second control guide board, and the first control guide board is also interlocked with each second control guide board. This enables parallel and / or serial testing of charging equipment, improving testing efficiency, and allowing for collaborative sharing of test data with the production line system.

The application discloses a small unmanned ship engine oil pump detection platform and a detection method thereof, and aims to solve the problems of large volume, high cost, poor portability of traditional detection equipment, low precision of artificial detection, and inability to simulate actual ship swing working conditions. The detection platform is composed of a detection platform and a measurement and control main controller, adopts an expandable portable box body, and can be switched between fixed testing and portable towing modes; the platform is provided with a three-axis swing simulation platform, and can truly simulate unmanned ship roll and pitch working conditions. The engine oil pump is directly connected with a sensor and a brake through a flexible coupling, and the measurement precision is effectively improved in cooperation with a damping structure. The system adopts lithium battery independent power supply, the main controller takes a single-chip microcomputer as a core, and integrated sensor and wireless transmission modules can be used to collect speed, torque, power, pressure, temperature and other parameters in real time and upload the parameters to an upper computer. The application is small, portable, accurate in detection, and true in working condition simulation, and is suitable for rapid detection and research and development verification of small unmanned ship engine oil pumps.

The utility model relates to the technical field of steel bar testing, and discloses a prestressed tendon reverse bending fatigue testing device which comprises a base, a movable frame is movably installed on the top side of the base, a connecting rod is arranged on the right side of the movable frame, and a placing table is fixedly installed on the top side of the movable frame. A limiting seat is movably installed on the top side of the containing table, a guide frame is movably installed on the top side of the base, and a blocking seat is fixedly installed on the top side of the guide frame. In the bending fatigue testing process, the two ends of the reinforcing steel bar can tilt by an amplitude, the two ends of the reinforcing steel bar are clamped with the chutes in the bottom sides of the limiting seats at the moment, so that limiting is carried out, and the limiting seats are pushed to move when the two ends of the reinforcing steel bar continuously tilt in the testing process; in the process, the reinforcing steel bars are limited through counter-acting force generated by the fastening springs, meanwhile, the placing table movable frame is pulled to move, the testing stability is improved, the reinforcing steel bars are prevented from being popped out, and then the testing safety is improved.