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86results about How to "Easy to batch test" patented technology

Function automation testing system and testing method based on SoPC chip

The invention provides a function automation testing system and testing method based on a SoPC chip. The system comprises a serial communication interface testing module, an I2C testing module, an interrupt processing testing module, a timer testing module, a counter testing module, a bus testing module, an analogue switch / ADC testing module, a GPIO testing module, an FPGA configuration module, a communication module and a testing control module. According to the automation testing method, in the same testing system, all function modules of the SoPC chip are tested in the same testing program according to testing needs, the situation that return of all testing projects is compiled when different functions of the same SoPC chip are tested through a traditional testing method is avoided, testing time can be effectively shortened, and testing difficulty and testing operation complexity are lowered.
Owner:BEIJING MXTRONICS CORP +1

Interface testing method and system

The invention discloses an interface testing method and system. The interface testing method comprises the steps of guiding in a testing interface; adding at least one testing case to the testing interface; setting a testing scene, wherein the testing scene comprises an execution sequence of the testing case and scene parameters; adding the testing case to at least one testing suite; operating the testing suite; according to an operation result of the testing suite, generating a report. According to the interface testing method and system, the defect that batch testing cannot be performed on interfaces rapidly in the prior art can be overcome, various interface technologies can be comprehensively supported, language, environment and other factors achieved by service interfaces are not limited, various kinds of interfaces are supported, and rapid testing on the interfaces for various different requirements can be achieved by arranging testing cases, testing scenes and testing suites.
Owner:SHANGHAI CTRIP COMMERCE CO LTD

Method and device for determining plant transpiration efficiency precisively

InactiveCN1818609AInhibits moisture lossAdd Quantitatively AccurateWeighing by removing componentMicrobiological testing/measurementEvaporationTranspiration
A method for accurately measuring out transpiration efficiency of plant includes using sealed culture container to suppress evaporation of water at ground surface to nearly be zero, measuring weight variation of culture container with plant grown in it to obtain water consumption amount of transpiration and taking plant sample to obtain dried substance accumulation amount for calculating out transpiration efficacy of plant .The measuring device for realizing said method is also disclosed.
Owner:INST OF GENETICS & DEVELOPMENTAL BIOLOGY CHINESE ACAD OF SCI

Gem tri-dimensional cut detection device based on machine vision and its method

The invention relates to a detecting device and a method of the jewel three-dimensional cutting based on a machine vision, and relates to the jewel cutting detecting field. The invention solves the disadvantages in the prior technology that the working procedure is complicated, the efficiency is lower, the practicability is bad, and the equipment cost is high. The invention has the detecting device that an acquisition device signal output end is connected with an image acquisition card signal input end, the image acquisition card signal output end is connected with a processing system signal input end, an acquisition device, a lighting device an the jewel to be measured are arranged in the same straight line, the processing system signal output end is connected with an equipment control card signal input end, a first control end of an equipment control card is connected with the controlled end of a drive motor, the driving output end of the drive motor is connected to a platform machine body. The invention has the method and procedure that: 1. a system is started up; 2. an image is acquainted; 3. the pre-treatment and the analysis are performed to the image; 4. the acquisition finish is judged; 5. the three-dimensional image is calculated and detected; 6. the comparison is performed; 7. the type and the cutting parameter are obtained. The invention has the advantages that the automation is complete, the detection time is short, the parameter is derived directly, and the cost is cheap.
Owner:许焱 +3

Kit for detecting total polyphenol content in beverage, preparation method of kit and method for detecting total polyphenol content in beverage using kit

The invention provides a kit for detecting the total polyphenol content in beverage, a preparation method of the kit and a method for detecting the total polyphenol content in beverage using the kit, and belongs to the field of food nutrition detection. The kit includes a coloring agent, a color stabilizer and a standard substance. According to the invention, an optimized Folio-Ciocalteu method is adopted; a beverage sample develops color after being subjected to a water bath reaction with a combined reagent at 45 DEG C for 0.5 h, and the color reaction time is reduced; the application of the kit to ultraviolet spectrophotometers and semi-automatic biochemical analyzers is simple, easy to operate and high in sensitivity, and a standard curve is not required, so that the detection time is greatly reduced, especially the application to the semi-automatic biochemical analyzers, the detection result can be read visually, and the detection difficulty is reduced; a plurality of beverage samples can be subjected to coloration and detection at the same time, so that the detection is efficient, accurate and fast, and batch detection is facilitated; therefore, the kit and detection method, provided by the invention, have great application prospects in detecting the total polyphenol content in liquid or solid beverage.
Owner:KUNMING UNIV OF SCI & TECH

Intelligent detection system for transformer station computer monitoring system

The invention belongs to the technical field of intelligent detection for power systems and relates to an intelligent detection system for a transformer station computer monitoring system. The intelligent detection system comprises an upper computer, a measurement and control device and an intelligent detection device, wherein the intelligent detection device comprises a power module, a network interface, a singlechip, a digital signal processor (DSP), a field programmable gate array (FPGA), a digital / analog (D / A) converter, a synchronization module, a switching value input interface, a switching value output interface, a liquid crystal display (LCD) and input equipment; the intelligent detection device is connected with the upper computer through the network interface; the measurement and control device is connected with the intelligent detection device through the power module; the measurement and control device is connected with the upper computer, the switching value input interface and the switching value output interface respectively; and the network interface, the singlechip, the DSP, the FPGA, the D / A converter and the power module are connected with one another sequentially. The intelligent detection system has the characteristics of high phase precision, short response time and the like, and can meet a test requirement of the relevant national standard on the detection for the transformer station computer monitoring system.
Owner:PONOVO POWER

Chemical oxygen demand determination method for water bodies

The invention relates to a chemical oxygen demand determination method for water bodies. The method includes the following steps of: (1) carrying out sample preparation and digestion according to the industry standard HJ / T399-2007; (2) using microwaves to process the sample obtained in step 1; (3) regulating the pH value of the sample obtained in step 2, and filtering the sample; (4) using an elemental speciation analysis method to determine the hexavalent chromium ion content in the sample obtained in step 3; (5) calculating the chemical oxygen demand. The method is applicable to the determination of various low-concentration CODCr samples, such as production water, domestic water, municipal water and wastewater, and in particular, the method is applicable to the high-precision and rapid determination of samples with predicted CODCr value less than 20mg / L.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method for quantitatively detecting ATP, ADP, and AMP in tissue

The invention relates to a substance detection method, specifically a method for quantitatively detecting ATP, ADP, and AMP in tissue. According to precedence order, the method includes preparing reagent-preparing solution-setting chromatographic condition-making standard curve-preparing solution of sample to be detected-measuring content of specimen. The method is suitable for wide range, applicable for quantitative measurement of ATP, ADP, and AMP in the fields of clinical examination, scientific research, medicolegal expertise, etc.; the method can detect the content of ATP, ADP, and AMP in tissue with high efficiency, has the advantages of high sensitivity, high stability, high repeatability, high precision, and high recovery rate; the method can separate ATP, ADP, and AMP in tissue within 10 minutes, effectively reduce the interference of impurities; the reagent and chemicals used in the detection method are cheap, can be easily prepared, and have low cost, the invention has rapid detection and short time, facilitates to detect in batch, and is simple for operation.
Owner:谈善军 +1

Semiconductor laser low-temperature testing device

InactiveCN111366830AEnsure water oxygen concentrationContinuous cycle dehumidificationLaser detailsSemiconductor lasersErbium lasersSemiconductor
The invention provides a semiconductor laser low-temperature testing device. The device comprises a low-temperature box body, a closed cavity for placing a to-be-tested laser device being arranged inthe low-temperature box body, and the closed cavity being provided with at least one first air inlet and at least one first air outlet; an anti-condensation assembly, connected with the first air inlet and the first air outlet to form a closed circulation loop; and an operating part, arranged on the low-temperature box body and used for operating and replacing the laser device to be tested. The closed cavity provides a low-temperature test environment. The interior of the closed cavity is dehumidified through the anti-condensation assembly, it is ensured that the closed cavity is in a low-water-vapor environment, and the condensation phenomenon in the testing process is avoided. Meanwhile, the operation part is arranged, the to-be-tested laser device is replaced through operation of the operation part without opening the closed cavity, the continuity of the testing process is guaranteed, batch testing is facilitated, the testing period is short, and the efficiency is high.
Owner:SUZHOU EVERBRIGHT PHOTONICS CO LTD

Method and system for testing system-on-chip chip

The invention discloses a method and a system for testing a system-on-chip chip. The method comprises the following steps: diagnosing and calibrating a first adapter and a second adapter which are connected based on a high-speed serial link; after the diagnosis and calibration are completed, obtaining test excitation vectors and expected vectors of to-be-tested system-on-chip chips one by one through the first adapter, compressing and packaging the test excitation vectors based on the high-speed serial link, and transmitting the compressed and packaged test excitation vectors to the second adapter to obtain a test excitation vector of a certain to-be-tested system-on-chip chip; and verifying the obtained test excitation vector, and if the vector passes verification, correspondingly transmitting the test excitation vector to the input pin of the corresponding to-be-tested system-on-chip chip so as to complete the test. According to the method, a traditional test cable is replaced by a high-speed serial transmission medium, a test excitation vector is serialized and then compressed and added to a verification mechanism, so that mapping from the test excitation vector to an input pinof a to-be-tested system-on-chip chip is completely programmable, and the accuracy of a test result is guaranteed.
Owner:北京自动测试技术研究所有限公司

Test method and system capable of carrying out login authentication on the basis of SSH (Secure Shell) protocol

The invention provides a test method and system capable of carrying out login authentication on the basis of an SSH (Secure Shell) protocol. User equipment generates a login information pair according to a preset generation rule and sends at least one piece of login information in the login information pair to tested equipment; the tested equipment stores and determines a corresponding authentication test program; the user equipment sends at least another one pieces of login information in the login information pair to the tested equipment on the basis of the SSH protocol; and the tested equipment executes the authentication test program corresponding to the login information pair and feeds a test result back to user equipment. The test method and system is convenient for test personnel to carry out a batch test and does not need manual operation so as to avoid defects of low test efficiency, high error rate and the like brought by artificial participation.
Owner:湖州帷幄知识产权运营有限公司

Redundant device and test method and system thereof and storage medium

The invention discloses a redundant device and a test method and system thereof and a computer readable storage medium. The redundant device comprises a plurality of devices redundant to each other, and all the device redundant to each other is provided with controllers; and the controllers are used for controlling shutdown of the devices during receiving control instructions of a main controller.According to the redundant device, only one control bus interface is needed to finish the shutdown of a special redundant device or components and operation state information of all components of a whole machine after the shutdown, manual costs of manual mechanical operation are reduced, test bugs caused by manual operational faults are reduced, and the test efficiency and accuracy are greatly improved. In addition, the situation that singular redundant devices in all groups are subjected to shutdown operation simultaneously through the main controller can be achieved, the deficiency that themanual mechanical operation cannot simultaneously perform mechanical disassembly on the multiple devices at the same time is made up, and batch tests are benefited.
Owner:ZHENGZHOU YUNHAI INFORMATION TECH CO LTD

Test method and test device of core board of distribution network terminal device

Disclosed is a test method of a core board of a distribution network terminal device. The core board at least includes one function module. The test method includes the following steps: providing a test board on which connection circuits corresponding to the function modules on the core board are arranged; inserting the core board into a slot in the test board, wherein the connection circuits form a test circuit with the function modules through the slot; carrying out simulating work test on the function modules on the core board and judging whether the function modules are normal; if the functions of all the function modules are all normal, outputting prompt information that the function of the core board is normal; and if the functions of more than one function module cannot be carried out normally, outputting prompt information that the function of the core board is abnormal and outputting information of function modules, on which faults exist. The test method of the core board of the distribution network terminal device is high in test efficiency and capable of accurately positioning fault areas. A test device of the core board of the distribution network terminal device is also provided.
Owner:AEROSPACE SCI & IND SHENZHEN GROUP

Circuit board signal testing clamp

The invention relates to a circuit board signal testing clamp which comprises an upper clamping board and a lower clamping board which are used for clamping a circuit board to be tested. The circuit board signal testing clamp is characterized in that the upper clamping board is a PCB (01), the PCB (01) is provided with connecting wires (33), one ends of the connecting wires (33) are used for being connected with the circuit board to be tested, and the other ends of the connecting wires (33) are used for being connected with probes (21). According to the circuit board signal testing clamp, the connecting wires are fixed to the upper clamping PCB through the PCB technology, and contacts can be prevented from being deviated by the fact that the probes are pulled by the connecting wires; the PCB further brings convenience to fixing the probes through bonding pads and fixing a connector device (02), probe rods are eliminated, the structure is accordingly simple, and the operating efficiency is accordingly improved.
Owner:STATE GRID CORP OF CHINA +3

Vehicle fastener online detection device

InactiveCN108722894AEnsure uniform testing standardsReduce manual interventionSortingFastenerEngineering
The invention provides a vehicle fastener online detection device used for the technical field of vehicle fastener production equipment. The vehicle fastener online detection device comprises a systemframework (1), the system framework (1) is provided with a fastener conveying disc (2) and a limiting ring (5); a plurality of fastener clamping grooves (4) are formed in the outer ring of the fastener conveying disc (2) in a clearance mode; the limiting ring (5) is arranged on the outer ring of the fastener conveying disc (2); the system framework (1) is provided with a plurality of fastener body detection sensors (8); and each fastener body detection sensors (8) is of a structure capable of aligning a corresponding fastener detection position (9). According to the vehicle fastener online detection device and an online detection method, the vehicle fastener can be conveniently detected after machining, accuracy of the detection result is improved; and meanwhile, good quality fasteners meeting requirements and inferior-quality fasteners can be respectively collected, automation is improved and scale production requirements are met.
Owner:芜湖强振汽车紧固件有限公司

Working method for semi-automatic detecting fixture for signal lamp

The invention relates to a working method for a semi-automatic detecting fixture for a signal lamp. The working method for the semi-automatic detecting fixture for the signal lamp comprises the stepsthat the signal lamp is only needed to be simply plugged and pulled out, a corresponding button is pressed, and detecting is completed; batch detection is convenient, the efficiency is high, in addition, direct current or alternating current detection can further be switched, and convenience and fastness are achieved; and the detected signal lamp is automatically grabbed onto a conveying belt to be conveyed by arranging a mechanical arm, qualified goods are directly transferred to a qualified goods turnover box, and unqualified goods can be pushed into an unqualified goods material channel through a material pushing air cylinder and eventually enter an unqualified goods turnover box. In this way, the light lamp can be automatically detected and classified, detection is convenient, the efficiency is high, and classification errors can be avoided.
Owner:JIANGSU ACXION ELECTRIC

Test platform for train network control system based on CAN (Controller Area Network) bus

The invention provides a test platform for a train network control system based on a CAN (Controller Area Network) bus. The test platform comprises the train network control system and a test system connected with the train network control system by the CAN bus; the test system comprises a board card unit and a processing unit, wherein the board card unit is used for simulating a logical relation between nodes in a train CAN, receiving a control instruction sent from the train network control system to a target node in the train CAN through the CAN bus, and simulating operation data when the target node executes the control instruction; and the processing unit is used for judging the operating condition of the train network control system according to the control instruction and the operation data. When the tested train network control system is changed, the logical relation between the nodes in the test system is changed to match the tested train network control system, so that the flexibility of the test platform is improved, the cost is reduced, the construction period of the platform is reduced, and batch test can be realized.
Owner:CRRC TANGSHAN CO LTD

Multi-channel microwave component testing system

InactiveCN107422199ASolve the generality problemReduce production and management costsElectrical testingRadio frequencyEngineering
The present invention discloses a multi-channel microwave component testing system, which comprises a channel control module and a testing module, wherein the channel control module is used for controlling the opening and closing of each channel of the to-be-tested multi-channel microwave component according to the testing requirements and the testing module is used for testing the to-be-tested microwave component. The channel control module comprises a control signal transmitting module, a radio frequency inputting module, a microwave component placing module and a radio frequency outputting module, wherein the radio frequency inputting module and the radio frequency outputting module are detachably and movably connected to the channel control module and the microwave component placing module is detachably fixed and connected with the channel control module. The control signal transmitting module is correspondingly connected with the radio frequency inputting module; and the microwave component placing module is correspondingly connected with the radio frequency inputting module and the radio frequency outputting module; and the radio frequency outputting module is correspondingly connected with the testing module. The testing module is simple in operation, high in testing efficiency and versatile in practice, which is beneficial to the batch testing of multi-channel microwave components.
Owner:SOUTHWEST CHINA RES INST OF ELECTRONICS EQUIP

Testing method, testing device and testing equipment for Ethernet ports of equipment

The invention discloses a testing method for Ethernet ports of equipment. After the to-be-tested equipment is connected with a test host, information of the Ethernet ports of the to-be-tested equipment and information of network equipment connected with the to-be-tested equipment are obtained, and preset IP definition scripts are called to sequentially set iP for each Ethernet port, so preset testing scripts are called to test the Ethernet ports to obtain testing results, full automation from IP setting of the Ethernet ports of the to-be-tested equipment to the testing process is achieved, andoccupation of manpower in the process is eliminated, thereby the Ethernet port testing efficiency of the equipment is improved, and batch testing is facilitated. The invention also discloses a testing device and testing equipment for the Ethernet ports of the equipment, and a computer readable storage medium. The testing device and the testing equipment have the above advantages.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Plunger ball position checking tool

The invention relates to a plunger ball position checking tool. The plunger ball position checking tool is characterized by comprising a base (1), wherein the base (1) is provided with a detection positioning seat (2), a downward ball head positioning hole is formed in the top of the detection positioning seat (2), a stretchable spring (2.1) and a ball head positioning block (2.2) are arranged inside the ball head positioning hole from bottom to top, the upper end of the stretchable spring (2.1) is connected with the bottom of the ball head positioning block (2.2), a longitudinal first limiting groove is formed in the upper surface of the ball head positioning block (2.2), a transverse second limiting groove is formed in the top of the detection positioning seat (2) at the left side of the ball head positioning hole, the left end of the detection positioning seat (2) is connected with a dial gauge frame (3), and a rightward dial gauge (4) is fixed to the dial gauge frame (3). The plunger ball position checking tool has the advantages of bringing convenience to batch detection, and being high in detection efficiency and detection accuracy.
Owner:WUXI YINGBEI PRECISION BEARING

Method for evaluating banded structure in steel

The invention provides a method for evaluating a banded structure in steel, and belongs to the technical field of steel structure detection. The method for evaluating the banded structure in the steel comprises the steps of material marking, deep learning and banded structure evaluation. Material marking: selecting a plurality of banded tissue pictures as training materials; and marking the ferrite banded structure in each training material, including marking the structure boundary and marking the structure level in combination with the size information. And deep learning: carrying out recognition learning on each marked training material in sequence by adopting a deep neural network model, including initializing by utilizing the size information, the organization boundary information and the organization level information of each training material to obtain a banded organization recognition model. And banded structure evaluation: taking the banded structure picture as a to-be-evaluated material, and analyzing the ferrite banded structure of the to-be-evaluated material by adopting the banded structure identification model. The evaluation method is high in repeatability and can effectively avoid uncertainty of subjective judgment.
Owner:BAOSTEEL SPECIAL STEEL SHAOGUAN CO LTD

Hyperspectral automatic nondestructive testing and sorting device for oranges and tangerines

The invention belongs to the technical field of fruit sorting, and particularly relates to a hyperspectral automatic nondestructive testing and sorting device for oranges and tangerines. The hyperspectral automatic nondestructive testing and sorting device comprises a rotary table; a plurality of fixing seats are evenly and fixedly arranged on the upper surface of the rotary table; a first conveyor, a second conveyor and a third conveyor are arranged on the outer side wall of the rotary table; a hyperspectral detector is mounted above the rotary table; the hyperspectral detector detects whether the oranges and tangerines are damaged or not and transmits detected data to a computer for later big data statistics; if it is detected that the oranges and tangerines are damaged, the detected data is fed back to a controller; the controller starts a second motor; the second motor drives a rotating arm to rotate; due to the fact that the center of the bottom face of the hyperspectral detector is located on a contour of a circle rotating with an output shaft of the second motor as a circle center; after the rotating arm rotates to the position of one fixing seat corresponding to the bottom face of the hyperspectral detector, the controller starts a clamping jaw; the clamping jaw is of a lantern-shaped structure, so that damaged fruits can be clamped conveniently; if fruits are not damaged, the fruits continue to be conveyed; and therefore batch detection is facilitated.
Owner:CHONGQING THREE GORGES UNIV

Simple casting material handle thickness gauge

The invention discloses a simple casting material handle thickness gauge which comprises a base, an adjustment detection device, a lifting adjustment device and a clamping device; the adjustment detection device comprises a groove, a hydraulic rod, a movable plate, a supporting rod, a detection plate, a first detection groove and a second detection groove, the groove is formed in the base, and thehydraulic rod is mounted in the groove; the output end of the hydraulic rod is fixedly connected with one side wall of the movable plate; the lifting adjustment device comprises a control box, a servo motor, a transmission rod, an inner groove, a first gear, a second gear, a supporting plate, a guide groove, a screw and a movable block, the control box is mounted on the side wall of one end of the base, the servo motor is mounted in the control box, and the supporting plate is fixedly connected to one side of the top end of the base. The hydraulic rod continues to drive the movable plate to move, the movable plate drives the detection plate to move along a material handle through the supporting rod, and when the thickness of the material handle is larger than that of the first detection groove and the second detection groove, disqualification is achieved, and rapid detection is facilitated.
Owner:KUNSHAN LAIJIE COLORED & FINE METAL ALLOY

Dual-plane angle measurement method and application thereof

The invention discloses a dual-plane angle measurement method and an application thereof. The dual-plane angle measurement method comprises the steps of selecting a marking block, installing CCD cameras, determining a coordinate system, measuring a straight line I at the upper surface of a product to be measured, measuring a straight line II at the lower surface of the product to be measured and measuring an angle of the straight line I and the straight line II. According to the dual-plane angle measurement method provided by the invention, two planes of an object are respectively shot by adopting two cameras in a dual-CCD shooting system, only two CCD cameras are used, and auxiliary measurement tools such as a probe are not used, thereby having a more excellent cost advantage. The dual-plane angle measurement method provided by the invention does not apply contact-type measurement, thereby being more excellent in stability, and providing a more reliable measurement result for correcting the production position.
Owner:荣旗工业科技(苏州)股份有限公司

Tower flexible graphite composite grounding body torsion resistance testing device

The invention discloses a torsion resistance testing device for a flexible graphite composite grounding body of a tower. The torsion resistance testing device comprises a supporting assembly, a torsion assembly, a clamping assembly, a moving assembly, a lifting assembly and a conveying assembly, the torsion assembly is used for twisting the tower flexible graphite composite grounding body; the clamping assembly is used for clamping the flexible graphite composite grounding body of the tower; the moving assembly is used for adjusting the distance between the twisting assembly and the clamping assembly. The lifting assembly is used for driving the torsion assembly and the clamping assembly to ascend and descend. The conveying assembly is used for conveying the tower flexible graphite composite grounding body in a one-way mode. According to the torsion resistance testing device for the flexible graphite composite grounding body of the tower, the flexible graphite composite grounding body of the tower can be automatically conveyed after being twisted, batch testing of the flexible graphite composite grounding body of the tower is facilitated, and the production efficiency can be improved.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD

Tool for measuring roundness error of cylinder hole of engine cylinder body

The invention discloses a tool for measuring a roundness error of a cylinder hole of an engine cylinder body, and the tool comprises an auxiliary cylinder and a measuring assembly. A side wall of the auxiliary cylinder is provided with three groups of through holes in the axial direction at intervals, wherein the central axis of each through hole of each group of through holes is parallel to the radial direction of the auxiliary cylinder. The auxiliary cylinder can be placed in a to-be-measured cylinder hole, and can rotate along the cylinder hole. The measuring assembly comprises an outside micrometer, and the outside micrometer is detachably connected with the auxiliary cylinder. A measuring rod of the outside micrometer can cooperate with each group of through holes. During use, the tool sequentially measures the side wall surfaces of the cylinder holes corresponding to the three groups of through holes, and selects the group with the maximum difference from three groups of data as the roundness error value of the to-be-measured cylinder hole. The auxiliary cylinder is used for the measurement of three groups of data, so the tool can accurately analyze the variation trend consistency information of a machining error of the cylinder hole. Moreover, the tool provided by the invention is simple in structure, facilitates the batch detection, and reduces the cost of the enterprise.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD

Lithium ion battery self-discharge detection method and detection device

The invention relates to a lithium ion battery self-discharge detection method and device. The method comprises the steps that: first temperature and first leakage current of a lithium ion battery are obtained, wherein the first temperature and the first leakage current are the temperature and leakage current of the lithium ion battery in a standing state; continuously heating or cooling the lithium ion battery in the standing state for a preset duration; acquiring second temperature and second leakage current of the lithium ion battery at the end of the preset duration; calculating the ratio of the difference value between the first leakage current and the second leakage current to the difference value between the first temperature and the second temperature; and when the ratio is greater than a preset threshold value, determining that the self-discharge of the lithium ion battery is abnormal. The preset duration is set by an operator, so that the operator can perform self-discharge detection on the lithium ion battery in a short time without waiting for a long time; and due to the fact that the detection is rapid, the use space does not need to be occupied for a long time, and batch detection of lithium ion batteries is facilitated.
Owner:SVOLT ENERGY TECHNOLOGY CO LTD

Vehicle fastener online detection method

ActiveCN108535000AEasy and fast detectionConvenient and fast batch detectionMachine part testingFastenerAutomotive engineering
The present invention provides a vehicle fastener online detection method applied to the technical field of vehicle fastener production devices. The method comprises the steps that: a fastener transmission part (6) transmits a fastener to be detected to a fastener transmission disc (2), the fastener transmission disc (2) drives fasteners to be detected in fastener chutes (4) to pass through a fastener detection position (9) in order; when the fasteners to be detected pass through the fastener detection position (9), when fastener body detection sensors (8) inducts the fasteners to be detected,the fastener body detection sensors (8) perform detection of defects of the surfaces of the peripheries of the bodies of the fasteners to be detected. The vehicle fastener online detection method canconveniently perform detection of the vehicle fasteners after completion of processing so as to improve the accuracy of the detection result and can perform classification collection of good fasteners meeting requirements and inferior-quality fasteners so as to improve the automatic degree and meet the large-scale production demand.
Owner:芜湖强振汽车紧固件有限公司

Radian detection device

The invention discloses a radian detection device. The radian detection device comprises a positioning mechanism, a detection mechanism and a processor, and the detection mechanism is arranged at theperipheral side of a to-be-detected piece. A first touch part and a second touch part are arranged on the positioning mechanism and the detection mechanism respectively; and in the process that the detection mechanism moves from the initial position to the detection position, whether the first touch part and the second touch part can make contact or not is determined according to whether the second touch part is blocked by the radian part of the to-be-detected piece or not, so a corresponding signal is output to judge whether the radian part of the to-be-detected piece is qualified or not. Thesecond touch part is in contact with the first touch part after being tangential to the bent surface of the radian part of the to-be-detected piece. The radian detection device can be applied to detection of the radian part of the to-be-detected piece with an irregular bent shape, and the whole radian detection device is simple in structure, simple in operation method and convenient for batch detection of the to-be-detected piece.
Owner:DONGGUAN YULONG COMM TECH

Semi-automatic detection tool for signal lamp

The invention relates to a semi-automatic detection tool for a signal lamp, and the tool can complete the detection only if the signal lamp is plugged and a corresponding button is pressed, so the tool facilitates the batch detection and is higher in efficiency. In addition, the tool also can switch the DC or AC detection, and is convenient and quick. The detected signal lamp is automatically grabbed to a conveying belt for conveying through the setting of a mechanical arm. A qualified product is directly conveyed to a qualified product turnover box, and an unqualified product will be pushed by a material pushing cylinder to an unqualified product channel and finally enters an unqualified product turnover box. Therefore, the tool can automatically complete the detection and classification of the signal lamp, is convenient for detection, is higher in efficiency, and can avoid the classification errors.
Owner:JIANGSU ACXION ELECTRIC
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