508 results about "Test station" patented technology

The invention provides an automatic leak detection method and system for a dynamic bending durability test of a metal corrugated pipe, and relates to the technical field of metal corrugated pipe performance tests.The method comprises the steps that a to-be-tested metal corrugated pipe is installed on a test station, and test working condition parameters are set through a PLC; the test working condition parameters comprise a bending motion mode, a load spectrum, an internal pressure type, a pressure value, a temperature condition and a test frequency; according to the bending motion mode and the load spectrum, a multi-degree-of-freedom bending motion mechanism is driven to apply a dynamic bending load to the metal corrugated pipe; and when the dynamic bending load is applied, internal pressure is applied to the interior of the metal corrugated pipe according to the internal pressure type and the pressure value, and a temperature environment is synchronously applied, so that a multi-factor coupling load is formed. According to the invention, on the basis of working condition setting, through multi-source data acquisition, correction and fusion determination, an automatic closed loop of test execution, abnormity alarm, helium detection quantification and report generation is realized.

The invention relates to the technical field of electronic lock manufacturing, in particular to electronic lock full-automatic detection equipment and a detection method thereof. Comprising a feeding module, a detection carrier, a code scanning mechanism, an aging test station, an on-load test station, a CCD detection station, an output force detection station, an airtightness detection station, a code printing module, a discharging module, two four-axis robots and an electric signal detection mechanism. The two four-axis robots transfer electronic locks to be detected among the feeding module, the discharging module and the detection carriers in all the stations. The electric signal detection mechanism stretches into the electronic lock on the corresponding detection carrier to carry out electric driving and signal detection, so that one-stop full-automatic high-precision detection of the electronic lock from code scanning, aging, on-load testing, visual size detection, output force detection, air tightness detection to code printing and blanking is realized; the detection efficiency, the data accuracy and the process reliability are remarkably improved, and meanwhile the manual intervention cost and the equipment complexity are reduced.

The invention relates to a sliding wear performance evaluation method of a sliding bearing, a sliding wear testing machine and application. The method comprises the following steps: acquiring initial-state benchmark characterization of a sliding bearing sample, placing the sliding bearing sample at a test station of the sliding wear testing machine, outputting lubricating oil, collecting a process oil sample, and acquiring final-state characterization of the sliding bearing sample after the test is completed; on the basis of initial state benchmark characterization, process oil sample analysis data, final state characterization and working condition parameters applied by a sliding wear testing machine, the wear stage and the wear mechanism are analyzed, and the sliding wear performance of the sliding bearing is evaluated; a sliding shaft supporting module, a rotating power module, an oil supply lubricating module and a radial load pressurizing module are arranged on the testing machine matching platform; the method is applied to wear resistance evaluation of sliding bearings prepared by adopting different processes. According to the invention, the core working condition of the actual dynamic pressure bearing is accurately reproduced, the stability and durability of the test system are improved, and the occurrence, development and evolution process of wear is visualized and quantifiable.

The invention relates to the technical field of pressure test, and provides a plugging device for pressure vessel pressure test, which comprises a mechanical arm arranged on one side of a test station, and a grabbing mechanism is arranged at the moving end of the mechanical arm; the plugging assembly comprises a sealing plate and a clamping assembly arranged on the sealing plate, the clamping assembly comprises a clamping head movably arranged in the circumferential direction of the sealing plate, and after the grabbing mechanism grabs the sealing plate and gets close to the pipe opening of the pressure container, the clamping head can be matched with the sealing plate to clamp a pipe opening flange of the pressure container so as to seal the pipe opening of the pressure container. According to the plugging device for the pressure vessel pressure resistance test, the grabbing mechanism is arranged on the lower end face of the movable end to cooperate with the plugging assembly to act, rapid plugging of the pipe opening is achieved, and the technical problem that in the prior art, when the pressure vessel is subjected to the pressure resistance test, the installation efficiency of a blind plate is low is solved.

The invention relates to the technical field of electronic testing, and discloses a USB module multi-station synchronous testing and data association method and system, and the method comprises the steps: constructing a global schedulable resource map of a testing station, so as to create a resource load balancing table and a global testing database of the testing station; configuring a synchronous test controller of the test station by using the test task flow generated by the test station and the global schedulable resource atlas; reading the unique identity label of the USB module so as to establish an association mapping network of the USB module in the global test database; and executing multi-station synchronous testing and data association processing of the USB module based on the global schedulable resource atlas, the resource load balancing table, the synchronous testing controller, the collaborative optimization strategy set and the association mapping network. According to the invention, accurate synchronous control of multi-station test and automatic correlation analysis of test data can be realized.

The invention discloses a power semiconductor board-level test system and method, and belongs to the technical field of power semiconductor device test. According to the system, a reactive aging test and a dynamic characteristic test are creatively integrated on a single test platform, and the problems of low efficiency and high cost of a traditional substation test are solved through modular design. The system comprises a multifunctional test head arranged at a test station and capable of being connected with a power terminal and a signal terminal of a power module at the same time; the reactive load loop is formed by a three-phase adjustable reactor; the high-precision signal acquisition module comprises a flexible current probe and a differential voltage probe; the oscilloscope realizes multi-channel synchronous acquisition; and accurate control is realized based on the main control board card of the FPGA. According to the testing method, Vge, Vce, Ic and other parameters are collected in real time in the reactive aging process, online monitoring of dynamic characteristics is achieved through a current triggering mechanism, and a fault recording function is achieved.

The invention discloses a circuit board collaborative assembly station which comprises an assembly initial detection station used for automatic assembly and initial detection of a circuit board. The temperature test station is used for testing the long-term stability of the circuit board and is arranged on the conveying and discharging side of the assembly initial test station; and the final testing station is used for performing final performance testing and packaging on the circuit board and is arranged on the conveying and discharging side of the temperature testing station. According to the assembly initial station, intelligent dispatching of materials among nine stations is achieved through a speed chain transmission device (RFID binding material boxes / trays) and a truss robot (magnetic railing ruler positioning + / -0.1 mm), and the time consumed by manual transfer is shortened by 30%; a composite robot (AGV + mechanical arm) of a temperature test station automatically grabs a storage, transportation and measurement integrated clamp, incubator butt joint (the three-level positioning precision is + / -0.25 mm) is completed, and 72-hour continuous temperature cycle unattended operation is achieved; the speed chain and the transfer robot of the final station are linked, and automatic butt joint of the vibration clamp and the test equipment is supported.

The invention relates to a fan vibration quantity testing device and a testing method thereof.The fan vibration quantity testing device comprises a rack, double testing stations are arranged on the rack, each testing station is provided with a two-dimensional cooperative clamping mechanism and an acceleration detector, and each two-dimensional cooperative clamping mechanism comprises a transverse driving air cylinder and a longitudinal driving air cylinder; a transverse clamping plate is arranged at the end of a piston rod of the transverse driving air cylinder, a longitudinal clamping plate is arranged at the end of a piston rod of the longitudinal driving air cylinder, the transverse clamping plate and the longitudinal clamping plate are vertically matched to form an L-shaped clamping face, an industrial personal computer is integrated in the rack, and the industrial personal computer is electrically connected with the transverse driving air cylinder, the longitudinal driving air cylinder and the acceleration detector. And through hardware initialization and self-calibration, double-station self-adaptive clamping and positioning, multi-dimensional vibration data acquisition, signal preprocessing and feature extraction, vibration quantity fusion calculation, intelligent judgment and error compensation, detection of the vibration quantity of the fan is realized. The method has the effect of improving the efficiency of fan testing.

The utility model discloses an optical module test system which comprises a rack, a mechanical arm is arranged on the rack, and a feeding station, a code scanning station, an end inspection station, a plugging station, a test station and a discharging station are arranged on the periphery of the mechanical arm. The plugging station is used for connecting or separating the optical module and the optical fiber; the code scanning station is used for identifying and acquiring information of the optical module; an end detector is arranged on the end detection station; a high and low temperature detector is arranged on the test station; the manipulator is arranged to transfer materials among the stations, automation of the optical module testing process is achieved, manual operation is reduced, testing efficiency and accuracy are improved, and labor cost and personal errors are reduced. In addition, all the stations are arranged around the manipulator, the structure is compact, the occupied space is small, the system is particularly suitable for use scenes with high requirements for the site and the occupied area, meanwhile, operation of the manipulator and circulation of materials are facilitated, and the operation efficiency of the system is improved.

A system and method for calibrating a vehicle optical sensor includes positioning the vehicle in a test station having a projection surface in view of the optical sensor, positioning targets on two hubs of the vehicle, and positioning lasers left to right that are mounted on a graduated mounting bar in front of the vehicle. The graduated mounting bar includes gradations indicative of a lateral position of the lasers on the graduated mounting bar. The lasers are configured to obtain a distance to the targets and distances along respective axes and between the lasers. The calibration is performed based on the obtained distances and once the vehicle's position in the test station is known with respect to the test station.

The invention relates to the technical field of detection devices, and discloses a graphene thermal insulation material pressure test detection device which comprises a rack, a liquid detection station, a collection station, a temperature change detection station and a fatigue test station are sequentially arranged on the rack in the clockwise direction, and a liftable detection frame and a movable carrying table are installed on the rack. A directional guide system, a pressure control system driven by a first air pump and a rotatable rotating station frame are mounted on the detection frame, a group of mounting parts are mounted on the rotating station frame, each mounting part comprises a joint vibration assembly, a vibration frame capable of reciprocating up and down and a rotatable hanging shaft are mounted on the joint vibration assembly in a transmission manner, and the hanging shaft is rotatably mounted on the vibration frame. The bottom end of the hanging shaft is clamped and magnetically attracted with a hanging frame, and a detection box is installed on the hanging frame. According to the device and the method, the performances of corrosion resistance, temperature change resistance, fatigue resistance, microstructure, surface performance and the like of the graphene thermal insulation material can be detected on the same device.

The utility model discloses a multifunctional test device which comprises a rack, an index plate arranged in the rack and a plurality of object carrying modules, and a feeding and discharging station, a first test station and a second test station are arranged in the rotation direction of the index plate. The first test station comprises an RF test device, a first SIM card plugging device arranged on the RF test device, and a first jacking module which is arranged below the index plate and pushes the loading module upwards to realize die assembly of the loading module and the RF test device; the second test station comprises an ICT test device, a second SIM card plugging device arranged on the ICT test device, and a second jacking module which is arranged below the index plate and pushes the loading module upwards to realize die assembly of the loading module and the ICT test device. According to the utility model, three tests can be completed on two test stations, the overall structure is simple, the design is compact, and the occupied space is small.

The utility model discloses a five-station horizontal glue adding balancing machine for a micro-motor rotor. The initial test station, the retest station, the assembly line station, the five-station rotary carrying mechanism and the five-axis dispensing mechanism are all installed on the machine body, the initial test station and the retest station are used for testing the unbalance amount of a rotor before dispensing and the unbalance amount of a rotor after dispensing respectively, and the assembly line station is used for carrying the rotor. The two five-axis dispensing mechanisms are installed on the two sides of the five-station rotary carrying mechanism respectively and used for dispensing the rotor to achieve weighting balance of the rotor, and the method comprises the steps that the rotor is placed on an assembly line station, the five-station rotary carrying mechanism is used for carrying the rotor to a primary testing station, and the dispensing amount and the dispensing angle of the two sides of the rotor are measured; and the five-axis dispensing mechanism is used for dispensing, weighting and balancing the rotor. According to the utility model, the rotor can be controlled to move in multiple directions, the dispensing station is controlled to move up and down and left and right, the dispensing process requirements of different products at different positions can be met, and the compatibility is good.

Disclosed in the present invention are a test safety monitoring method and system for a transformer test station. The present invention comprises: first, acquiring test data of a transformer test station; performing anomaly detection on the test data so as to obtain an anomaly detection result; then, evaluating test safety to obtain a safety evaluation result; on the basis of the evaluation result, determining the optimization space and the optimization direction of test parameters; and further introducing a genetic algorithm to perform a collaborative search with the optimization space and direction, so as to obtain optimized test parameters, thus improving the safety and stability of the transformer test station. The present invention can effectively monitor the test safety, improve the capability of optimizing test parameters, and has broad application prospects and economic values.

The application provides a micro-precision angular contact ball bearing limit speed testing machine, which comprises a base and a motor, a ring block and a test shaft are arranged on the base, one end of the test shaft penetrates into the ring block to form a test station for installing a bearing to be tested, a first connecting part is arranged on the test shaft, the motor comprises a second connecting part on an output shaft, a plurality of first connecting holes and a plurality of second connecting holes are arranged on the first connecting part and the second connecting part respectively, and the first connecting holes and the second connecting holes can be connected by a connecting line to form a flexible connection between the first connecting part and the second connecting part. In view of the defects of the prior art, the micro-precision angular contact ball bearing limit speed testing machine provided by the application is designed to be flexibly connected and can avoid aggravating damage.

The invention discloses an automatic testing method and device for a water meter module, a medium and a product. In the method, a manipulator is controlled to grab a to-be-tested water meter module and place the to-be-tested water meter module at a test station, and start power consumption characteristic data, sleep power consumption characteristic data and valve control response characteristic data of the to-be-tested water meter module are collected; processing the starting power consumption characteristic data, the dormancy power consumption characteristic data and the valve control response characteristic data to construct an electrical reference portrait; writing a module identity into a nonvolatile memory of the water meter module to be tested; performing function verification on the to-be-tested water meter module to obtain a dynamic function data set; obtaining dynamic power consumption characteristic data, and verifying the dynamic function data set and the dynamic power consumption characteristic data to obtain a consistency verification result; and generating a quality judgment conclusion, and moving the to-be-detected water meter module to a preset area according to the quality judgment conclusion. By implementing the technical scheme provided by the invention, the limitation that a traditional quality inspection method only depends on independent parameter threshold judgment is effectively overcome.

A capacitance measuring device and capacitance measuring method are configured to batch test the capacitance parameters of chips. The capacitance measuring device includes: a measurement circuit board, including: a test station configured to install the chip to be tested; and a reference capacitor, wherein a first end of the reference capacitor is electrically connected to a first pin of the chip to be tested installed at the test station at a first node, a second end of the reference capacitor is configured to receive a first measurement signal, and a second pin of the chip to be tested installed at the test station is configured to receive a second measurement signal; and an automatic tester is electrically connected to the measurement circuit board and configured to provide the first measurement signal and the second measurement signal, and determine the capacitance parameters of the chip to be tested based on the signal at the first node, wherein the first measurement signal and the second measurement signal are both sine signals or cosine signals, and the phase difference between the first measurement signal and the second measurement signal is (2n+1)π, where n is an integer.

The utility model provides an independent running circle testing device, and belongs to the technical field of water meter testing. An independent running circle testing device comprises a testing box, a plurality of simulation assemblies and a lifting platform. According to the utility model, the plurality of groups of relatively independent simulation assemblies are installed in the test box, the lifting platform with the plurality of test stations is installed above the test box in a liftable manner, and each group of simulation assembly comprises the driving motor with the rotating shaft penetrating out of the test box. According to the utility model, through the lifting adjustment of the lifting platform and the replacement of different types of simulation rotating blocks, the test of products with different sizes and specifications can be adapted without additionally designing a test rotor, so that the cost is reduced, and the resource waste is avoided; and the plurality of groups of simulation assemblies can independently realize independent running circle testing of a plurality of products, so that the requirement of testing the plurality of products at the same time is met, and the testing efficiency is higher.

The application discloses a positioning pin detection method and device, and relates to the technical field of automatic testing, and comprises the following steps: in response to a target test tool entering a test station, obtaining a to-be-detected image of a region where a positioning pin is located on the target test tool; determining at least one region-of-interest subgraph in the to-be-detected image according to standard coordinate information of the target test tool; and comparing the region-of-interest subgraph with a corresponding standard template image to obtain an existence state detection result of the positioning pin in the region-of-interest subgraph. The application realizes automatic detection without interrupting continuous production, guarantees high detection accuracy and efficiency, avoids a quality detection vacuum period between problem occurrence and the next manual inspection, and further prevents the risk of misjudgment or missed judgment of a large number of products due to inaccurate contact of a test probe, so that the test tool can be detected in a timely and accurate manner without interrupting production.

The invention discloses an automatic computer mainboard aging and port comprehensive test system and method, and the system comprises a front-end test management module which is used for task configuration, real-time monitoring and log display, a background execution service which is operated by a common user authority, receives a front-end instruction and executes a test command, and is operated by a root authority. The permission risk of the test tool is solved by a sub-permission architecture; the front-end program comprises the following steps: a station identification module automatically identifies a test station number; the task configuration and scheduling module records task parameters, time and execution states; the system information acquisition module automatically acquires mainboard and port information; the resource monitoring module collects information in real time, detects resource fluctuation and evaluates performance; the data uploading module uploads a test result; the graphical interface module displays a system state, a task progress and a result in real time; according to the method, a front-end and back-end authority layered framework is adopted, and full-process automation from task configuration, execution, monitoring and result uploading to tracing is achieved.

The invention relates to a test central control method and system for a test station of a transformer manufacturer, and belongs to the technical field of test control. Control demand information of current test equipment is acquired, control equipment is initially selected for control according to the control demand information of the current test equipment, and an initialization control result is generated; the method comprises the following steps: initializing a control result of each piece of control equipment, acquiring real-time state data information of each piece of control equipment, performing secondary analysis on the initialized control result according to the real-time state data information of each piece of control equipment to generate a secondary control result, and finally performing control interference analysis on the secondary analysis control result to generate a final control result. And the test equipment is controlled according to the final control result. According to the condition of the control equipment, the phenomenon of misoperation when the test equipment needing to be controlled in the central control network system of the test station of the transformer manufacturing plant is controlled is avoided, so that the control equipment can be in order.

The utility model provides a manipulator for chip testing, which comprises a main base and an auxiliary base which are arranged in parallel, a linear transmission module is fixedly mounted on the main base, a sliding rail is fixedly mounted on the auxiliary base, a first sliding block is slidably connected onto the sliding rail, and a second sliding block is slidably connected onto the first sliding block. The direction in which the first sliding block moves along the sliding rail is consistent with the direction in which the linear transmission module moves, a vertical plate is arranged between the main base and the auxiliary base, one end of the vertical plate is fixedly connected with a sliding table of the linear module, the other end of the vertical plate is fixedly connected with the first sliding block, and the first sliding block is fixedly connected with the auxiliary base. Guide rails are arranged at the upper end and the lower end of the front end face of the vertical plate in parallel at intervals, each guide rail is slidably connected with a second sliding block, the second sliding blocks at the upper end and the lower end are connected through a hollow clamping jaw base, and a driving assembly used for driving the clamping jaw base to move along the guide rails is fixedly installed on the vertical plate. The manipulator can quickly and stably transfer chips to different test stations.

This invention relates to the field of disconnector switch testing technology, and in particular to a disconnector switch mechanical life testing device, comprising a frame, a drive assembly, a counting assembly, and an environmental maintenance assembly. The frame is fixed to the ground and has at least one test station, on which the disconnector switch to be tested is fixedly installed. The drive assembly includes a drive module mounted on the frame, which is drivenly connected to a reversing module mounted on the frame. The reversing module is drivenly connected to a reciprocating test rod, which drives the moving contact of the disconnector switch to open and close repeatedly. The counting assembly is fixedly mounted on the frame and correspondingly positioned to the moving contact, used to count the number of times the moving contact has opened and closed. The environmental maintenance assembly is mounted on the frame and used to maintain the stability of the test environment. This invention has a compact structure and flexible operation, achieving efficient, automatic, stable, and environmentally controllable mechanical life testing of disconnectors through high structural integration.

The invention relates to a device and a method for testing the tightness of a sealed package (10), in particular a bag, wherein the package (10) is conveyed by means of a conveyor (12) into a test station (11) in which the tightness of the package (10) is tested. According to the invention, it is provided that the packing (10) in the test station (11) is subjected to a force by at least one compression element (19) movable against the packing (10), so that the packing (10) is deformed, and that the tightness of the packing (10) is determined during the subjection by the at least one compression element (19).

Embodiments of an electrode water supply assembly include a cap having a cap body with a reservoir adjacent a proximal electrode end of a permanent reference electrode when the cap is mounted on the permanent reference electrode. The cap body may include (i) a distal cap end defining a distal opening configured to be disposed about the proximal electrode end, (ii) a proximal cap end defining a proximal opening, and (iii) an outer wall defining an overflow port therethrough, the overflow port receives overflow fluid from the reservoir and directs the overflow fluid out of the reservoir. The electrode water supply assembly may include a catheter having: a distal catheter end configured to be fluidly coupled to the proximal opening; and a proximal catheter end configured to be positioned at the cathode test station. Thus, fluid directed to the proximal catheter end is directed through the catheter and into the reservoir to water at least the proximal electrode end.

The present invention discloses an optical module testing system, which relates to the field of optical module testing technology. The optical module testing system includes an operating platform, multiple circuit sockets, multiple water sockets, and a test execution component. The operating platform is formed with multiple test stations, and the test stations are used to place optical modules; multiple circuit sockets are respectively arranged on the operating platform corresponding to the multiple test stations, and the circuit sockets are used to connect to the working circuit of the optical module for power supply; multiple water sockets are respectively arranged on the operating platform corresponding to the multiple test stations, and the water sockets are used to connect to the cooling water channel of the optical module for water supply; the test execution component is arranged on the operating platform and has a temperature test unit and a power test unit that can switch between the multiple test stations. The technical solution provided by the present invention alleviates the problem of long waiting time of the execution component in the existing optical module testing system, which leads to low testing efficiency of the testing system.

The utility model relates to the technical field of magnetic device testing, in particular to a magnetic device multi-station testing mechanism which comprises a carrying mechanism and a testing mechanism, the carrying mechanism comprises a portal frame, a carrying transmission module, a carrying connecting frame and a carrying grabbing module, and the testing mechanism comprises a Y-axis transmission module, a testing station and a testing jig. The carrying transmission module is arranged on the portal frame, the multiple carrying grabbing modules are arranged, the carrying connecting frame is arranged on the Y-axis transmission module, the multiple carrying grabbing modules are arranged on the carrying connecting frame side by side, the testing station is provided with an upper testing module and a lower testing module, and the upper testing module and the lower testing module are oppositely arranged. Therefore, the magnetic device on the test fixture can be tested. The device is high in automation degree, a series of operations such as carrying of magnetic devices and testing of each item are automatically completed, manual intervention is reduced, and labor cost is reduced.

1. Name of the product in this design: Mass production software test user interface for chip testing machine for electronic devices. 2. Intended use of this design: for use in an electronic device. 3. The key design features of this product are the graphical user interface content of the display screen panel. 4. The picture or photo that best illustrates the key design points: Design 1 front view. 5. As is customary, the rear view, left view, right view, top view, and bottom view of each design are omitted. 6. Design 1 is designated as the basic design. 7. Purpose of the graphical user interface: Used for displaying information and facilitating human-computer interaction during the mass production software testing process of chip testing machines. 8. Human-computer interaction method of graphical user interface: In the main view of Design 1, click "System" in the menu bar to open its submenu and enter Design 1 Change State Diagram 1; in Design 1 Change State Diagram 1, click the "System Setting" submenu item to enter Design 1 Change State Diagram 2, and a dialog box for software test settings will pop up; in Design 1 Change State Diagram 2, check the "Save data in parallel" checkbox in the dialog box to enter Design 1 Change State Diagram 3; In the main view of Design 2, click "Station" in the menu bar to open its submenu and enter Design 2 Change State Diagram 1; in Design 2 Change State Diagram 1, click the "BinLightA" submenu item to enter Design 2 Change State Diagram 2; in Design 2 Change State Diagram 2, click the "Load" button in the toolbar to enter Design 2 Change State Diagram 3, and an open document dialog box will pop up; in the dialog box of Design 2 Change State Diagram 3, select a file with the ".pts" extension and click the "Open" button to enter Design 2 Change State Diagram 4; in Design 2 Change State Diagram 4, uncheck the "show test" option in the upper right corner. Check the "data" checkbox to enter Design 2 Change State Diagram 5; in Design 2 Change State Diagram 5, click the "Auto(D)" button in the toolbar to enter Design 2 Change State Diagram 6 and enter the linkage test state; after the linkage test is completed, the interface will automatically enter Design 2 Change State Diagram 7 and display the corresponding test station's Bin information.