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198 results about "Production testing" patented technology

Testing in Production (TiP) means to perform various tests in a production state or live environment. It helps you to focus on few areas of the functionalities used in the application that usually remains unscripted.

Chip mass production test environment recovery method and device and electronic equipment

The invention is suitable for the technical field of semiconductor testing, and provides a chip mass production testing environment recovery method and device and electronic equipment, and the chip mass production testing environment recovery method is used for carrying out anomaly detection on a second module used for executing a chip testing task. After an exception is found, a first module used for user interaction and monitoring triggers recovery in an overtime tolerance interval, at least a second module is restarted, and a mass production test environment context stored by the first module is injected, so that the second module quickly returns to a runnable state with existing batch parameters and a process state; and then the second module is automatically reconnected with the ATE test equipment, marks the current tested chip as retestable and sends the retestable chip to the chip processing equipment, so that the chip processing equipment confirms the test process and switches to the next to-be-tested chip, and the second module continues to execute the test task. According to the scheme, the continuity and the stability of the chip mass production test in the abnormal scene are realized.
Owner:SHENZHEN CZTEK

Data anomaly detection method for production test of brushless fan controller

The invention relates to the field of data analysis and processing, in particular to a data anomaly detection method for production testing of a brushless fan controller, and aims to solve the technical problem that in the prior art, differences of judgment of different models are difficult to effectively judge, and the data anomaly detection method comprises the following steps: S1, obtaining an original time sequence data sequence when the brushless fan controller runs, extracting a plurality of domain features from each data window to obtain an original feature tensor of each data window; s2, inputting the original feature tensor as a sample into an anomaly detection structure to obtain an isolation anomaly score and a reconstruction anomaly score; s3, performing weighted summation on the isolation anomaly score and the reconstruction anomaly score to obtain a fusion anomaly score; and S4, judging whether the fusion anomaly score is greater than a judgment threshold, and judging that the data window corresponding to the fusion anomaly score greater than the judgment threshold is abnormal. In practical application, production interruption caused by false alarm can be reduced, and equipment damage caused by missing alarm can be avoided.
Owner:ZHANGJIAGANG CHENGYUAN ELECTRONIC CO LTD

Composite limitation test control method and device for source table

The invention discloses a composite limit test control method and device for a source table. The method comprises the following steps: firstly, responding to a digital trigger signal to initialize a source table test system, and setting test working parameters and limit test group parameters; then, the currently obtained measurement data is sequentially compared with each limiting test group parameter to obtain a comparison result; executing a limiting test comparison process according to the enabling starting state identified by the obtained comparison result; and finally, outputting a test result signal corresponding to each limiting test group parameter. Due to the fact that the source meter is changed from a single measuring instrument to an intelligent testing and control node on a production line, real-time data analysis and decision making are achieved through composite limitation, seamless linkage with the production line is achieved through output testing result signals, and finally full-automatic, high-efficiency and high-reliability production testing and sorting are achieved.
Owner:SHENZHEN CITY SIGLENT TECH

Quick connection testing device for printed circuit assembly board

The invention discloses a rapid connection testing device for a printed circuit assembly board, and aims to solve the problems of high cost, low connection density, large occupied space, tedious operation and the like in the existing testing technology. The device comprises a quick-connection probe module, a positioning tray and a pull pin, the quick-connection probe module comprises a quick-connection probe seat module, a protective cover module and a spring, positioning and locking are realized by multiplexing existing mounting holes of a to-be-tested PCB, electrical connection is realized by utilizing contact of a spring probe and a test point, a quick-connection positioning guide sleeve, a lock bead and a quick-connection ring are combined to form a quick locking / unlocking structure, and the quick-connection probe seat module and the protective cover module are connected with the pull pin. The conductive bushing and the grounding support ring form a grounding loop in cooperation with auxiliary positioning of the guide pin. A special test connector is omitted, so that the material cost is reduced; the connection density and the signal rate are improved, and the PCB space is saved; the operation efficiency is improved through the quick connection structure, and the device is suitable for efficient mass production testing.
Owner:ZHEJIANG ELECTROMECHANICAL VOCATIONAL & TECH COLLEGE

Durability testing device for computer button

The utility model belongs to the technical field of computer production testing, and particularly relates to a computer button durability testing device which comprises a vertical plate and a counting assembly, a base assembly is arranged at the bottom of the vertical plate, a fixing block is fixed in the middle of the rear outer wall of the bottom end of the vertical plate, and positioning knobs are in threaded connection with the rear outer wall of the bottom end of the vertical plate in a bilateral symmetry mode. A driving motor is fixedly installed on the outer wall of the middle of the rear portion of the vertical plate, an oval block is fixedly connected to the output end of the driving motor, a counting assembly is fixedly installed in front of the top of the vertical plate, guide rods are fixed to the outer wall of the front portion of the vertical plate in a bilateral symmetry mode, and movable plates are symmetrically arranged on the outer sides of the upper end and the lower end of each guide rod in a sliding mode; a spring is arranged on the outer side of the middle of the guide rod, and the two ends of the spring are fixedly connected with the two movable plates correspondingly. According to the utility model, the pressing column and the isolation plate are synchronously adjusted, so that the counting accuracy can be ensured, the condition of excessive reading or insufficient reading is avoided, and the reliability of a test result is higher.
Owner:BEIJING BEIHENG TECHNOLOGY & TRADE CO LTD

Production test system and method based on manufacturing industry, terminal and medium

PendingCN121832461Agood synergyImprove the usability of test dataProgramme total factory controlIndustrial engineeringManufacturing process management
The invention belongs to the technical field of production testing in the manufacturing industry, and particularly discloses a production testing system and method based on the manufacturing industry, a terminal and a medium, and the system comprises a back-end service layer which is in communication connection with a front-end service layer for information interaction, dividing the business logic of the production test into a plurality of business modules which can be independently managed through a module registration mechanism; the equipment interaction layer comprises an equipment driving interface, at least one equipment driving plug-in and an equipment communication unit; and the system integration layer is used for carrying out information exchange with a manufacturing execution type service system through a standardized data interaction mode so as to obtain and send the production test data. Test data is aligned with a manufacturing execution type business system through a standardized data interaction mode, connection between a production test link and manufacturing process management is realized, and the overall cooperative capability of a production line is improved.
Owner:SHANDONG ARTAPLAY INTELLIGENT TECH CO LTD

Solid state disk testing method and device for big data storage and storage medium

The invention discloses a solid state disk testing method and device for big data storage and a storage medium, and relates to the technical field of big data storage.The method includes the steps that multi-dimensional production testing of covering components, processes, functions and reliability is executed, the result is subjected to digital scoring, and the comprehensive quality score Qtotal is calculated based on the preset weight; further extracting a production sample to be verified on a benchmark test platform for simulating actual application of a customer, establishing a sample library for marking customer standard conformity states and corresponding Qtotal and sub-item data, accurately aligning internal test standards with actual requirements of the customer in a data driving mode, dynamically adjusting test parameters through statistical modeling and algorithm iteration, and finally obtaining the standard conformity state of the customer. Therefore, the over-test problem is scientifically quantified and optimized, on the premise of ensuring that the solid state disk meets the real reliability requirement of a client, excessive elimination is remarkably reduced, the test cost and time are reduced, and self-adaptive balance of the production test standard between economical efficiency and reliability is achieved.
Owner:金士通存储科技(东莞)有限公司

Sandstone reservoir oil-water layer logging identification method and system

The invention provides a sandstone reservoir oil-water layer logging identification method and system, and belongs to the field of reservoir evaluation. According to the method, an identification plate is obtained according to oil testing and production testing data and gas logging data, and then the fluid type of a reservoir to be identified is identified through the identification plate. According to the method, a conventional gas logging technology is adopted, new technical means and measurement time do not need to be added, the fluid type of the sandstone reservoir can be simply, conveniently and rapidly recognized based on deep excavation of gas logging data, the recognition coincidence rate is increased, a basis is provided for exploration and development decision and benefit development, and the method has the advantages of being economical, real-time, accurate and the like and has good application prospects. The popularization and application prospects are wide.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1

Gas meter housing interface connection strength composite testing device

This invention discloses a composite testing device for the interface connection strength of a gas meter housing, relating to the field of gas meter manufacturing and testing technology. In existing technologies, after the gas meter housing is manufactured, it needs to be transferred to specific equipment for interface pull-out and torsion testing, both typically performed on separate equipment, resulting in low efficiency. The composite testing device provided by this invention is integrally mounted on the fixed pressure plate of a stamping and riveting equipment, comprising: a clamping structure including a clamping cylinder and a clamping linkage assembly, the clamping linkage assembly including a wedge-shaped push block and two clamping parts, the clamping parts having arc-shaped clamping portions for clamping and fixing the interface; a pull-out testing structure applying a straight load at the interface for pull-out strength testing; and a torsion testing structure applying a torsional load to the clamping structure for torsional strength testing. This invention enables direct strength testing after stamping and riveting, eliminating the step of disassembly and reinstallation, improving production testing efficiency, and reducing production costs.
Owner:ZHEJIANG JUHONG METERING SOLUTION CO LTD

A device testing method, computer program product, and electronic device

The application provides a device testing method, a computer program product and an electronic device, wherein the device testing method applied to a device under test comprises the following steps: after being connected with a server in a mobile communication mode, reading identification information corresponding to a testing device stored in a mobile storage device; and sending the identification information and device information corresponding to the local device to the server, so that the testing device queries the device information corresponding to the identification information, and tests the device under test according to the device information. In the above scheme, the identification information of the testing device can be synchronized to the device under test by using an external mobile storage device, so that the connection relationship can be quickly established through the identification information, and production testing can be realized. Therefore, the device testing method provided by the embodiment of the application can improve the testing efficiency. In addition, the device testing method provided by the embodiment of the application also facilitates parallel testing of multiple production lines.
Owner:SHENZHEN XINRUISHI TECH CO LTD

Function test system, method and equipment for MEMS pressure sensor

The invention discloses a function test system, method and device for an MEMS pressure sensor, and the system comprises a production test device which comprises a production test sealing chamber; the production test input pneumatic port is used for being pneumatically connected with a target pressure instrument for pressure input; the production test detection pneumatic port is used for being pneumatically connected with an MEMS pressure sensor for pressure detection; the function test equipment is used for collecting the detected pressure data from the MEMS pressure sensor and carrying out function test according to the pressure data to obtain a function test result; the production test microcontroller is used for triggering the function test equipment to synchronously collect pressure data with the pressure input; and the data analysis module is used for acquiring and associating the verification result and the function test result, so that the test synchronism and the data relevance are optimized, the test result has a traceable measurement basis, the fault traceability and problem positioning efficiency is improved, and the test data credibility is improved.
Owner:SHANGHAI JINJIN MICROELECTRONICS TECH CO LTD

A new energy vehicle optimization online method, system, device and storage medium

ActiveCN117527844BComputer hardwareIn vehicle
The application provides a new energy vehicle optimization online method, system, device and storage medium, which comprises the following steps: storing device number information into a basic configuration file of a T-Box terminal through a production test tool, sending the device number information to a new energy platform, adding an online number corresponding to the device number information in the device management of the new energy platform, judging whether the T-Box terminal can collect a vehicle identification code of a vehicle through CAN, if the T-Box terminal can collect the vehicle identification code through CAN, sending the vehicle identification code and the device number information to the new energy platform through a registration protocol, otherwise adding an on-board diagnostic instruction in the basic configuration file, the on-board diagnostic instruction containing frame number parameter information, reading the frame number parameter information in the on-board diagnostic instruction by the T-Box terminal, sending the vehicle identification code and the device number information to the new energy platform through the registration protocol, and performing vehicle online according to the vehicle identification code and the device number information by the new energy platform. The vehicle is automatically online on the new energy platform.
Owner:XIAMEN LENZ COMM

Auxiliary testing copper bar device

1. The name of this design product: Auxiliary test copper bar device. 2. Purpose of this design product: A device used to assist in testing copper bars during the production and testing of new energy vehicle control boxes. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
Owner:宁德聚能动力电源系统技术有限公司

Cable branch box and production test equipment thereof

The invention relates to the technical field of cable branch boxes, in particular to a cable branch box and production test equipment thereof.The cable branch box comprises a cabinet body, a hole channel communicated with an inner cavity of the cabinet body is formed in the bottom end of the cabinet body, and a base plate is fixedly arranged on the peripheral side face of the cabinet body and can be matched with special test equipment for diversified detection; the production test equipment comprises a rack, an intermittent impact mechanism and a lifting transposition mechanism are installed at the two ends of the rack respectively, a linkage assembly is installed at the bottom of the rack, the intermittent impact mechanism is composed of a rotation part and an impact part, and the linkage assembly is used for driving the rotation part and the lifting transposition mechanism to rotate periodically. According to the cabinet body impact test device, impact tests can be sequentially carried out on four side surfaces of the cabinet body at different heights, and the change of the pressure state in the cabinet body can be controlled according to the change of the descending height, so that impact tests can be sequentially carried out on the cabinet body under the conditions of normal pressure, high pressure and negative pressure, the purpose of one machine with multiple purposes is achieved, and the applicability of the equipment is improved.
Owner:HEDIAN ELECTRIC CO LTD

Multi-link test control system and method

The invention provides a multi-link test control system and method. The system comprises a link control module, a link switch module, a plurality of test links used for being connected with an upper computer and a plurality of interfaces used for being connected with to-be-tested equipment. Wherein the link control module is used for acquiring a link control instruction issued by an upper computer, and sending a control signal to the link switch module based on the link control instruction; the link switch module is used for controlling a target test link in the test links and a target interface in the interfaces connected with the to-be-tested equipment to be connected or disconnected based on the control signal; and the test link is used for transmitting test data sent by an upper computer to the to-be-tested equipment when the test link is connected with the target interface so as to test the to-be-tested equipment. According to the invention, the technical problems of high cost, large occupied space and low resource reuse rate of single link test in the functional test and production test scenes of the existing vehicle-mounted Ethernet product are effectively solved.
Owner:SHENZHEN DESAY SV AUTOMOTIVE CO LTD

Semiconductor chip testing device

The invention discloses a semiconductor chip testing device which comprises a machine frame, a stock bin assembly, a feeding and discharging assembly and a testing assembly. The stock bin assembly, the feeding and discharging assembly and the testing assembly are installed on the machine frame. A testing plate communicating with an upper computer and a chip carrying plate electrically connected with the testing plate are sequentially arranged above a testing carrying plate. A plurality of chip seats are arranged on the upper surface, opposite to the test plate, of the chip carrier plate, a plurality of pressure heads corresponding to the chip seats are arranged on the lower surface of a pressure plate arranged above the chip carrier plate, the plurality of pressure heads are arranged to form at least two pressure head rows, the plurality of pressure heads in each pressure head row are arranged at intervals along the X direction, and the plurality of pressure heads correspond to the chip seats. A strip-shaped through hole extending in the X direction is formed in the position, located between any two adjacent pressing head rows, of the upper surface of the pressing plate. According to the invention, batch testing of multiple chips is realized, the stress stability and consistency of the chips in the whole testing process can be ensured, the production testing efficiency can be improved, and the testing precision can be ensured.
Owner:SUZHOU YONGCHUANG INTELLIGENT TECH CO LTD

Test board component protection cover plate

The test board component protection cover plate comprises a first cover plate and a second cover plate, the first cover plate is provided with a plurality of first through holes, and the first through holes correspond to test board surface components and socket installation areas; the second cover plate is provided with a plurality of second through holes, and the second through holes correspond to the socket installation areas. The first cover plate is used for covering the test plate, and the second cover plate is used for the first cover plate. The two cover plates which can be overlapped and covered are arranged, only the first cover plate is provided with the through hole corresponding to the component, the corresponding through hole is formed in the corresponding socket installation area, all the components are covered through overlapping, only the socket installation area is reserved, the components on the test board are effectively prevented from being scratched and falling off, and the efficiency and safety of chip mass production testing are improved; the device is simple in structure and convenient to use, and has very high practicability and wide applicability.
Owner:JIANGSU SILICON INTEGRITY SEMICON TECH CO LTD

Speed reducer production test test method and system

The invention discloses a speed reducer production test test method and system, and relates to the field of speed reducer performance test. The method is applied to a speed reducer testing system, and comprises the following steps: obtaining a to-be-tested parameter type and a customized working condition of a to-be-tested speed reducer; performing parameter error traceability analysis on the to-be-tested parameter type to obtain various error sources of the to-be-tested parameter type; performing error testing on the to-be-tested speed reducer under a preset orthogonal working condition to obtain an error contribution degree sequence of the to-be-tested speed reducer; testing the to-be-tested parameter type of the to-be-tested speed reducer under the customized working condition to obtain test data of the to-be-tested speed reducer; based on the error contribution degree sequence of the to-be-tested speed reducer, correcting the test data of the to-be-tested speed reducer to obtain corrected test data of the to-be-tested speed reducer; and judging and outputting a test result of the to-be-tested parameter type based on the corrected test data of the to-be-tested speed reducer. Therefore, the qualification test reliability of the miniature speed reducer at present is improved.
Owner:HUBEI SWEITE TRANSMISSION CO LTD

SoC array server topology collaborative batch test closed-loop system and method

The invention provides a batch test closed-loop system and method for SoC array server topology collaboration, belongs to the technical field of SoC array server production test, and aims to solve the problems that in a traditional SoC array server test, operation is needed one by one, batch test is difficult, abnormity is not recorded, and machine type adaptation is prone to errors. According to the scheme, a batch test closed-loop system comprising eight modules including a front-end interaction module, a server management module and a task scheduling engine module is constructed, server information is obtained and configured in batches through the server management module, resource conflicts and fault diffusion are dynamically processed through the task scheduling engine, a test execution module asynchronously executes a customizable test plan, and the test efficiency is improved. The topology verification module verifies configuration in a cross-device mode, the exception processing module accurately processes exceptions, and the report generation and data archiving module completes result output and storage. According to the system, full-process collaborative control of the test is realized, the test systematicness and adaptability are improved, the server test reliability is guaranteed, and manual operation and configuration errors are reduced.
Owner:启朔(深圳)科技有限公司

Matter equipment automatic test method and system based on cloud edge collaboration

The invention provides a Matter equipment automatic testing method and system based on cloud edge collaboration, and belongs to the technical field of Internet of Things equipment testing. The method aims at solving the problems that in the prior art, Matter equipment production testing depends on manual work, efficiency is low, burning and testing processes are disjointed, and missing detection risks exist. The method comprises the steps that a cloud service creates and distributes burning batches and test cases; the burning client obtains the task from the edge service, carries out burning on the Matter equipment and reports a result; after receiving the burning result, the edge service automatically triggers a test agent to test the equipment; and the test agent executes the test and reports a result to the edge service. The invention also provides a system for realizing the method. According to the method and the device, automatic closed loop of burning and testing processes is realized, 'burning is testing 'is realized, the risk of missing detection is avoided, and the testing efficiency, the standard uniformity and the system expansibility are improved by utilizing the cloud edge collaborative architecture.
Owner:SHENZHEN SNOWBALL TECHNOLOGY CO LTD

A label production detection device convenient for positioning

This utility model relates to the technical field of testing devices for label production, and discloses a label production testing device that is easy to position. It includes a control console, a bidirectional screw rotatably connected between two side plates, two sliders threadedly connected to the outer surface of the bidirectional screw, a vertical plate on the upper surface of the sliders, and two positioning blocks slidably connected to the outer surface of the unwinding roller. This utility model works by first placing the label roll onto the unwinding roller, then having one end abut against one of the positioning blocks, and then moving the other positioning block to fit against the other end of the label roll. The unwinding roller is then mounted on the vertical plate. A motor is started to drive the bidirectional screw to rotate, causing the sliders on both sides to slide synchronously towards the center along the slide rail. At this time, the protrusions of the vertical plate precisely embed into the grooves of the sliders, restricting the two positioning blocks at both ends of the label roll. During subsequent unwinding, the vertical plate continuously suppresses the axial displacement of the positioning blocks through the constraint of the protrusions, achieving the effect of preventing label roll offset.
Owner:CHUZHOU ZEMEI DIGITAL PRINTING CO LTD

A modular flame detection module based on pyroelectric principle

The utility model provides a kind of modularization flame detection module based on pyroelectric principle, to solve the technical problems that existing flame detector cannot modularization design, structure is more complex, production and after-sales debugging are complicated.The utility model includes circuit board, and single-chip microcontroller, external output interface and at least two sensors are equipped on circuit board, and at least two sensors are connected with single-chip microcontroller respectively through a signal processing circuit, and external output interface is connected with single-chip microcontroller.The utility model modularization design and concentrate in a small size circuit board to the core circuit, separate component modularization, facilitate production test, save a lot of time for the production of complete machine, improve production efficiency;Modularization design makes production process more standardized and flow, reduces uncertainty and complexity in production;Shorten production cycle, improve efficiency, also save a lot of time for the research and development of complete machine;With specific function and interface, different specifications of product can be built.
Owner:ZHENGZHOU WINSEN ELECTRONICS TECH CO LTD

Bluetooth-based smart water meter production testing system and method

This invention provides a production testing system and method for smart water meters based on Bluetooth communication. The system connects the smart water meters, the production line testing device, and the mobile maintenance device via a Bluetooth module. A wireless communication link is established between the devices through the Bluetooth module. The smart water meters eliminate infrared components, using Bluetooth and dynamically adjusting communication parameters to adapt to complex environments. The production line testing device automatically connects multiple smart water meters for parallel testing, generating a factory report containing individual performance characteristics and uploading it to a cloud-based maintenance platform. The cloud-based maintenance platform analyzes batch quality and provides calibration recommendations based on a benchmark model, simplifying the production process and improving testing efficiency. The mobile maintenance device can read and upload on-site data without precise alignment. The cloud-based maintenance platform correlates the factory report to generate health assessments and predictive maintenance strategies, solving the problems of poor communication stability, high cost, and difficult maintenance associated with infrared testing and maintenance.
Owner:NINGBO WATER METER (GRP) CO LTD

Wireless module parallel test method and system based on fixed channel broadcast communication

This invention belongs to the field of wireless communication module production testing technology, and discloses a parallel testing method and system for wireless modules based on fixed-channel broadcast communication. Applied to a factory production testing environment, the method includes: powering on and initializing multiple modules under test (DUTs) on the same panel, and uniformly setting them to a fixed wireless communication mode and channel according to their workstation addresses; setting up a wireless companion device, which operates on the same fixed mode and channel as the DUTs; the companion device cyclically sending specific broadcast test messages; each DUT, upon receiving a broadcast message, reports a response message to the host computer of the tooling; the host computer determines whether the wireless function of the DUT at that workstation is qualified based on whether it receives a correct response message from the corresponding workstation. This method achieves parallel testing at multiple workstations through a one-to-many broadcast communication mode, improving production efficiency and effectively reducing the problem of wireless co-channel interference during simultaneous testing at multiple workstations.
Owner:QINGDAO TOPSCOMM COMM +2

A PCB testing mechanism

The embodiment of the application belongs to the field of production testing, and relates to a PCB testing mechanism. The PCB testing mechanism comprises a mounting frame, a driving device, a quick-change device and a needle plate device. The driving device is arranged on the mounting frame, the quick-change device is connected with the moving end of the driving device, and the needle plate device is connected with the quick-change device. The quick-change device comprises a first fixed plate, a first sliding rail and a stop block. The first fixed plate is connected with the movable end of the driving device, the first sliding rail is arranged on the end face of the first fixed plate away from the driving device, a sliding groove is formed in the side of the first sliding rail opposite to the first fixed plate, the needle plate device is slidably arranged in the sliding groove, and the stop block is rotatably arranged at the end of the first sliding rail to abut against the entrance and exit of the sliding groove. The application not only has a simple structure, but also realizes fast dismounting and mounting of the needle plate device, thereby improving the efficiency of maintaining the needle plate device and the efficiency of testing various PCBs.
Owner:SHENZHEN TENSUN IND EQUIP

A wire and cable production detection device

This application relates to the technical field of wire and cable testing equipment, and discloses a wire and cable production testing device, including a base plate, a detector fixedly mounted on the upper side of the base plate, a testing port fixedly mounted on the upper side of the detector, a guide rail fixedly connected to the upper side of the base plate, a moving stage slidably connected to the inner side of the guide rail, and a placement groove formed on the outer side of the moving stage, with a product body placed inside the placement groove. This wire and cable production testing device, through the adaptive design of the product body and the placement groove, allows the product body to be quickly and accurately embedded into the inner side of the placement groove. Combined with the sliding connection structure of the moving stage within the guide rail, insertion and removal actions can be quickly completed without manual precise alignment. Then, under the action of the lifting component, the product body can be automatically lifted when it needs to be removed, thereby quickly detaching the product body from the inside of the placement groove, facilitating rapid removal of the product body by personnel, significantly reducing operational complexity and improving testing cycle efficiency.
Owner:XIAMEN JINKAIWEI ELECTRONICS CO LTD

Integrated shock absorber assembly rapid airtightness leak detection tool

This invention belongs to the technical field of airtightness testing equipment, specifically relating to a rapid leak detection fixture for an integrated shock absorber assembly. The fixture includes a base with a mounting groove at its bottom and a first sealing ring. A rotatable sealing cylinder is connected to the base via a cylinder-driven output shaft. A second sealing ring is located at the lower end of the sealing cylinder. A spiral groove is formed on the outer surface of the sealing cylinder, which, in conjunction with ball bearings within the through-hole of a plate, rotates synchronously during lifting and lowering. This causes the second sealing ring to rub against the upper surface of the shock absorber, resulting in sufficient deformation. Simultaneously, it causes the lower end of the shock absorber to be squeezed and twisted against the first sealing ring, forming a synchronously reinforced sealing structure at both ends. This invention uses rotational friction to change the sealing ring from a close fit to a fully compressed seal, eliminating microscopic gaps and improving the accuracy and stability of airtightness testing. It also achieves automatic demolding and adjustable sealing force, offering advantages such as high testing efficiency, simple structure, low wear, long service life, and suitability for mass production testing.
Owner:CHANGZHOU RACO AUTO PARTS CO LTD

Sealing and sound insulation performance testing device for steel heat insulation fireproof door and window

The utility model relates to the technical field of fireproof door and window production, in particular to a sealing and sound insulation performance testing device for a steel heat insulation fireproof door and window, which comprises a base, and the upper end face of the base is fixedly connected with a mounting frame; and the multi-azimuth detection assembly comprises two lifting guide rails fixedly connected to the two sides of the mounting frame, lifting sliding blocks are slidably connected to the inner walls of the two lifting guide rails, the two lifting sliding blocks are fixedly connected with a transverse guide rail through an adapter bracket, and a transverse moving sliding block is slidably connected to the inner wall of the transverse guide rail. According to the utility model, the decibel detector and the ultrasonic detector can be driven to move to any position of the fireproof door and window, so that the fireproof door and window can be rapidly tested at multiple points, the sealing performance and the sound insulation performance of the fireproof door and window can be synchronously tested, and the production test operation efficiency of the fireproof door and window can be effectively improved.
Owner:BEIJING ZHICHENG DOORS IND CO LTD

A sensor high-low temperature conditioning test pipeline

ActiveCN224471074UAssembly lineTest equipment
The utility model relates to sensor production test equipment field discloses a sensor high and low temperature conditioning test assembly line, including sensor test tray, the first transmission line and the second transmission line who sets up side by side and respectively to the opposite direction transmission sensor test tray, with the first transmission line and the second transmission line one end butt joint's loading and unloading mechanism, the transplanting mechanism that shifts sensor test tray at the first transmission line and the second transmission line other end, the first transmission line and the second transmission line are respectively arranged gradually between loading and unloading mechanism and transplanting mechanism respectively and are used for normal temperature conditioning and normal temperature test first product's normal temperature conditioning test equipment, high temperature conditioning and high temperature test product's first high temperature conditioning test equipment, high temperature conditioning and high temperature test product's second high temperature conditioning test equipment, low temperature conditioning and low temperature test product's low temperature conditioning test equipment. Reduced equipment quantity, reduced product transmission path, saved larger space and conditioning detection efficiency effectively improved.
Owner:KUNSHAN SOLIDER INTELLIGENT TECH CO LTD

A method for automatic debugging and production testing of wireless modules in smart terminals

This invention provides a method for automatic debugging and production testing of wireless modules in smart terminals, comprising: identifying the device model of the smart terminal to be processed, searching a pre-established sample parameter database to obtain target sample parameters matching the device model; burning the target sample parameters into the wireless module of the smart terminal to be processed; determining the target smart terminal and testing the radio frequency (RF) performance of the target smart terminal's wireless module; if the RF performance of the target smart terminal's wireless module does not meet the standard, debugging the target smart terminal to obtain updated RF parameters that meet the standard; burning the updated RF parameters into the wireless module of the target smart terminal, and updating the sample parameter database according to the updated RF parameters. This invention directly burns the target sample parameters into the wireless module of the smart terminal to be processed, eliminating the need for debugging, saving time, and ensuring the accuracy of the sample parameters in the sample parameter database.
Owner:SHENZHEN KONKA ELECTRONIC TECH CO LTD