8results about How to "Efficient and convenient testing" patented technology

The invention discloses PCB chip testing equipment, relates to the field of PCB chip testing equipment, and solves the problem that chips in different placement states are difficult to automatically clamp and detect when the existing PCB chip testing equipment is used, the PCB chip testing equipment comprises a machine body, a conveying mechanism, a testing mechanism and an opening and closing mechanism, and a first detection frame and a second detection frame are arranged in the machine body; the conveying mechanism comprises a supporting plate and a conveying belt, the testing mechanism comprises a testing probe, a PCB chip is input to a set position through the conveying belt to be tested, the first detection frame is driven by the testing mechanism to move downwards, the testing probe on the upper side is made to test the top face of the PCB chip, when detection cannot be conducted, the PCB chip and the supporting plate are continuously pushed to move downwards, and the PCB chip can be tested. And controlling the support plate to slide and open towards two sides, and stopping the opening state after the PCB chip slides to the edge position of the support plate until the bottom surface of the PCB chip is in contact detection with the test probe on the second detection frame, so that the test efficiency is improved.

The invention discloses a hair product antistatic testing device and method, and the device comprises a pedestal, one end of the pedestal is provided with a lifting mechanism which can move up and down, the side surface of the lifting mechanism is connected with a hair comb, and a first electrostatic tester with an adjustable distance is disposed above the hair comb. The other end of the base is slidably connected with a hair product mounting frame capable of horizontally moving, and a hair product is mounted on the hair product mounting frame. According to the device and the method, the static performance of the hair product and the difficulty of generating static electricity are examined by mechanically testing the static voltage on the surface of the hair product.

The invention relates to a screen detection test system supporting various specifications of screen interfaces and a test method thereof, the screen detection test system comprises a central processing module, and a storage module, a current monitoring module, a man-machine interaction module, a connection module and a power supply module which are respectively connected with the central processing module, and the current monitoring module is connected with the connection module; the connecting module comprises connecting plates with a plurality of interface specifications and is used for connecting to-be-tested screens with corresponding interface specifications; the central processing module comprises a main control chip and an identification module, and the identification module is used for acquiring the model of a to-be-tested screen and judging whether a connecting plate connected with the to-be-tested screen is matched or not; the storage module is used for storing each current threshold value of the to-be-tested screen of each interface specification, a display test program and a touch test program, the display test program is used for testing the display function of the to-be-tested screen, and the touch test program is used for testing the touch function of the to-be-tested screen; the current monitoring module is used for monitoring the current value of each path of the screen to be tested in real time during testing.

The application relates to a vehicle simulation test method and device, computer equipment, a storage medium and a computer program product. A first simulation model of a target vehicle is acquired, a simulation scene library is established, input signals and output signals of an adaptive cruise algorithm are determined in combination with a preset cruise speed, a second simulation model of the target vehicle is established, and simulation test of the target vehicle is performed according to the second simulation model of the target vehicle and the simulation scene library. The problems of high test cost, long test period and low test efficiency of the existing test method can be solved, and efficient and convenient test of the adaptive cruise function of a tractor is realized.

The invention discloses an intelligent test device for an anti-tripping loop of a circuit breaker. The intelligent test device comprises a first technical contact, a second technical contact, a power supply control contact, a closing contact, a tripping contact, a test button, a bottom plate, a power supply module and a control module, the control module is mounted on the left side of the bottom plate; the power module is mounted on the right side of the bottom plate; the first technical contact, the second technical contact, the power supply control contact, the closing contact, the tripping contact and the test button are respectively connected with the control module; and the power supply module is connected with the control module. According to the invention, the function integrity of anti-tripping loops in different forms can be tested, and when the switching-on of a manual or automatic device is abnormal, the circuit breaker can be effectively prevented from generating an abnormal phenomenon, and the safe and stable operation of the circuit breaker can be ensured.

The invention discloses an electric pole flange connection quality monitoring system and method, and relates to the field of electric pole flange testing, and the system comprises a pressure sensor and a data processing device. The pressure sensor is installed at the joint of a to-be-tested electric pole flange and connected with the data processing equipment, and the pressure sensor is used for collecting the pressure value in the connecting process of the to-be-tested electric pole flange in real time and sending the pressure value to the data processing equipment in real time; and the data processing equipment is used for generating a pressure change curve according to the received pressure value and monitoring the connection quality of the electric pole flange to be tested in real time according to the pressure change curve. The monitoring precision and efficiency of the electric pole flange connection quality are improved, and the stability and safety of electric pole flange connection are ensured.

This invention provides a method and system for detecting the scanning direction of a SAR satellite in an agile azimuth observation mode. The method includes: setting up a microwave probe in front of the onboard SAR antenna array to meet the far-field testing conditions and signal energy requirements of the radiating element; disconnecting the port connection between the antenna array calibration network and the internal calibrator; connecting the internal calibrator port to the microwave probe antenna via a ground-based high-frequency test cable; setting the onboard SAR system to a single-TR calibration test mode; performing normal-state single-TR calibration tests and specified-scan state single-TR calibration tests; powering on the entire satellite and recording echo data; performing pulse compression and interpolation processing on the echo data acquired from the two tests to obtain the phase value at the peak value; performing phase difference calculation and reference mapping conversion on the corresponding TR channels to generate a two-dimensional phase difference cloud map; and determining the correctness of the SAR antenna pattern scanning direction based on the two-dimensional phase difference cloud map. This invention reduces the satellite development process and improves the efficiency of integrated SAR testing of the entire satellite.

The utility model discloses a continuous winding glass fiber reinforced plastic pipeline joint pressure test device, which comprises a support base, two groups of support vertical plates, a support top plate, a test water tank and a detection structure, the two groups of support vertical plates are vertically arranged on the two sides of the support base, and the support top plate is arranged at the tops of the two groups of support vertical plates. The test water tank is arranged on the supporting base and located between the two sets of supporting vertical plates, and the detection structure is arranged at the bottom of the supporting top plate. The utility model relates to the technical field of glass fiber reinforced plastic pipelines, and particularly provides a continuous winding glass fiber reinforced plastic pipeline joint pressure testing device which is convenient to install and efficient in testing.