222 results about "Durability testing" patented technology

The invention discloses a server component durability test system, method and device, a medium and a product, and relates to the technical field of computer hardware testing and reliability engineering.The server component durability test system comprises an intelligent control center used for sending an environment parameter control instruction to a test environment construction module, a load time sequence graph is sent to a load simulation module, so that the test environment construction module generates a composite test environment based on the environment parameter control instruction, and the load simulation module applies a network flow load and a calculation task load based on the load time sequence graph; and the data monitoring and analysis module generates a degradation evaluation result of the target server component through the collected data, so that the intelligent control center adjusts a test strategy based on the degradation evaluation result. Visibly, by adopting the technical scheme, the cooperative scheduling precision of the network flow load and the calculation task load can be improved, the test strategy can be dynamically adjusted, and the accuracy of the durability test of the server component is effectively improved.

The invention relates to an energy accumulator durability test method and system, and the system comprises an extreme working condition simulation module which can achieve high-voltage, wide-temperature-range and high-frequency dynamic loading; the multi-sensor monitoring network integrates a fiber bragg grating strain sensor, a three-axis acceleration sensor and an acoustic emission sensor to realize collaborative monitoring of strain, vibration and microcracks; the intelligent control and energy recovery module is combined with a fuzzy PID and reinforcement learning algorithm, a magnetorheological fluid generator and a super capacitor bank, so that the control precision and the energy utilization rate are improved; and the data analysis and life evaluation platform accurately predicts the residual life by using an improved Bayesian network model and a real-time health index calculation module. According to the test method, a loading mode is dynamically adjusted through a real-time health index, an energy recovery strategy is optimized, and life early warning is triggered. The invention breaks through the limitation of the traditional test and provides an integrated solution.

The invention relates to the technical field of energy-saving door and window machining, and particularly discloses an energy-saving door and window machining manipulator device which comprises a manipulator, a first guide rod, a recording mechanism and a clamping jaw. The recording mechanism is arranged at the top end of the right side of the mechanical arm, and the clamping jaw is arranged at the right end of the recording mechanism. The device effectively overcomes the defect that a traditional detection method cannot quantitatively evaluate the wear process of the sliding rail, can accurately record the change rule of the friction characteristic of the sliding rail under different opening and closing times, visually reflects the wear critical point through the fluctuation characteristic of the corrugated line, and can accurately predict the failure threshold value of a hardware system. Test data not only reveals the corresponding relation between sliding rail abrasion and opening and closing times, but also can provide a scientific basis for optimizing hardware material pairing and improving a lubricating scheme, the durability design level of energy-saving door and window products is remarkably improved, the technology span from passive detection to active prediction is achieved, and the method is suitable for popularization and application. And a durability test result has a higher engineering guidance value.

The invention relates to the technical field of semiconductor manufacturing, and discloses an integrated vacuum system test method of a mechanical arm and a vacuum test platform. A vacuum test platform which is provided with a two-stage vacuum system and a multi-channel proportional valve and is designed in a modular architecture mode is adopted for sequentially carrying out pre-installation calibration, vacuum environment simulation, positioning precision testing, vacuum adaptability testing and durability testing. The vacuum test platform is provided with a fine tuning clamping groove which is matched with the altimeter to ensure that the mounting position of the mechanical arm to be tested is accurate and the actual condition of the photoetching machine is reetched; a plurality of general standardized interfaces are also arranged, so that quick switching of to-be-tested mechanical arms of different models is realized; in the analysis stage, the three test results are analyzed, whether the performance of the mechanical arm to be tested reaches the standard or not is evaluated, the capability of integrally testing indexes such as positioning precision, vacuum adaptability and durability is achieved, external pre-debugging of the mechanical arm under the working environment of the simulated photoetching machine is achieved, and the debugging efficiency and precision are improved.

The utility model belongs to the technical field of creep durability tests of metal materials, and particularly relates to a durability test hanging type sample connecting clamp capable of automatically adjusting coaxiality, which is characterized in that an upper pull rod, a hanging type durability sample upper clamp, a hanging type durability sample, a hanging type durability sample lower clamp and a lower pull rod are connected in series and then are arranged on a durability testing machine; the hanging type lasting sample upper clamp and the hanging type lasting sample lower clamp are the same in structure, one end is a clamp base, the other end is a clamp spherical connector, a sample installation cavity used for being connected with a hanging type lasting sample is formed in the clamp base, and a center counter bore is formed in the sample installation cavity. The upper pull rod and the lower pull rod are the same in structure, one end is a pull rod base, the other end is a pull rod connecting threaded head, a spherical connector mounting cavity used for being connected with a clamp spherical connector is formed in the pull rod base, and a spherical connector sinking hole is formed in the spherical connector mounting cavity. The permanent test device has a high degree of freedom of movement, and the coaxiality of the permanent test is improved.

The invention discloses a medical linear guide rail bearing service life durability testing machine which comprises a tool table and a bottom plate, a movable plate is arranged on the bottom plate, synchronous plates are bent on the two side walls of the movable plate in the direction of the outer side of the bottom plate, and a mounting cavity for mounting an external to-be-tested linear guide rail bearing is formed between the inner wall of each synchronous plate and the side wall of the bottom plate. The movable plate is provided with a connecting structure used for being detachably connected with a sliding part of an external linear guide rail bearing to be detected, and the bottom plate is provided with a driving part used for driving the movable plate to slide forwards in the length direction of the bottom plate and a sensing part used for driving the movable plate to slide reversely through the driving part when the movable plate slides to a limit distance. The movable plate is provided with a limiting structure used for increasing the bearing capacity of the movable plate and preventing the movable plate from being bent and deformed due to the fact that the movable plate is suspended due to sliding movement. The problem that in the prior art, a testing machine for simulating the actual operation condition of the medical linear guide rail bearing and carrying out the service life endurance test on the medical linear guide rail bearing is lacked is solved.

The invention discloses a concrete durability testing device based on dual effects of low pressure and freeze thawing, and belongs to the technical field of testing devices.The concrete durability testing device comprises a base, a testing cabin is arranged on the surface of one side of the base, fixing plates are fixedly connected to the two ends of the surface of one side in the testing cabin, and a rotating assembly is arranged on one side of each fixing plate; a bearing table is arranged between the fixing plates, and a clamping assembly is arranged on the bearing table. Through the rotating assembly, the first collecting box and the second collecting box, concrete blocks which are detected to be qualified and unqualified can be collected separately, the working efficiency is improved, and the requirements of workers are met. And through the clamping assembly, concrete blocks of different sizes can be clamped so as to facilitate detection of the tester, the application range is wide, and the practicability of the equipment is greatly improved. And through the cleaning assembly, dust and impurities attached to the display screen can be automatically cleaned at regular intervals, the definition of the display screen is improved, and labor force is reduced.

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.

The invention provides a valve durability testing method and system based on a vibration environment, and relates to the technical field of automatic testing, and the method comprises the steps: employing a multi-degree-of-freedom vibration excitation mechanism to carry out the vibration loading of a valve, employing a composite vibration mode generation algorithm based on inter-axis coupling correction and working condition conversion mapping, and carrying out the testing of the durability of the valve. Multi-direction vibration superposition is generated by controlling a multi-degree-of-freedom vibration excitation mechanism, and the vibration direction and vibration parameters are dynamically adjusted in combination with multi-target self-adaptive optimization; a three-layer cascade attention network structure comprising an axial attention layer, a working condition attention layer and a time sequence attention layer and a double-flow feature fusion network are adopted to process the acquired response data under the vibration working condition, and the durability state of the valve is predicted; and based on a durability prediction result, performing optimization adjustment on a composite vibration mode generation algorithm to form closed-loop control of durability testing.

The invention relates to the technical field of connector performance detection equipment, and discloses a plugging durability testing machine which comprises a machine body frame, a controller and a testing mechanism in a testing area. A fixing assembly and a driving assembly are arranged between a first support plate and a second support plate of the test mechanism and are respectively used for fixing a plugging piece and a plugging sleeve; the motor box drives the driving assembly to reciprocate in the axial direction to achieve plugging and unplugging. An offset assembly is arranged on one side of the fixing assembly, an air cylinder is used for driving an ejector rod to apply lateral acting force to the inserting and pulling piece, linear driving is converted into rotating torque through an internal ratchet wheel and pawl rotating assembly, and the inserting and pulling piece is driven to rotate by a preset angle around the axis before inserting and pulling. Meanwhile, a multi-dimensional monitoring system is arranged, and the rotation angle, the lateral stress and the electrical performance data are collected. According to the invention, complex working conditions of the plugging member under lateral unbalance loading and different rotation angles can be simulated, an angle-based failure distribution model is established, and the structural strength and contact reliability of the connector are truly evaluated.

The invention relates to the field of electric tool detection equipment, and discloses an electric tool switch batch durability and performance comprehensive test device which is used for comprehensively detecting the comprehensive performance of an electric tool after a switch durability test. The device comprises a protection frame body, an annular crawler-type detection conveyor belt arranged in the protection frame body and a switch batch test device. An electric tool installation area, a switch batch durability test area, a switch dustproof detection area and a current circulation detection area are sequentially formed on the detection conveying belt in the conveying direction of the detection conveying belt, and a complete test circulation system is formed. The core of the switch batch testing device is a pressing testing structure, and the pressing testing structure comprises a testing driving disc in sliding fit with the driving shaft, a pressing cam matched with the testing driving disc, and an embedding and separating control assembly. According to the device, continuous automatic testing of multiple performances of the electric tool is realized, the testing efficiency and accuracy are greatly improved, and an intelligent solution is provided for production quality control of the electric tool.

The invention relates to the technical field of anti-lock brake sensor performance testing, in particular to an ABS anti-lock brake sensor performance testing system which comprises a server, a data acquisition module, a response test analysis module, an anti-interference test analysis module, a durability test analysis module, a test comprehensive analysis module and a display terminal. According to the method, the response state, the anti-interference state and the durability state corresponding to the anti-lock sensor are respectively tested and analyzed under different test condition levels, the response state evaluation value, the anti-interference state evaluation value and the durability state evaluation value are obtained and are comprehensively analyzed, the comprehensive evaluation value is calculated and tested, and the anti-lock sensor is determined according to the test result. And a test passing or not passing signal is output, so that comprehensive evaluation of key performance indexes of the anti-lock sensor is realized, the system is suitable for performance test in batch production, and a scientific basis is provided for quality control.

The utility model provides a kind of durability test testing machine of automobile sealing strip, it belongs to automobile sealing strip durability test technical field, it includes fixed frame and fixed plate, the top of the fixed frame is fixedly connected with fixed plate, the top of the fixed plate is fixedly connected with shelter frame.The utility model adds temperature table, semiconductor refrigeration piece cold end and electric heating tube by fixed plate, temperature table detects the temperature of the environment where the sealing strip to be tested is located, when it is needed to test sealing strip in low-temperature environment, semiconductor refrigeration piece cold end absorbs heat, when it is needed to test sealing strip in high-temperature environment, resistance wire inside electric heating tube continuously delivers heat to the inside of sealing strip via electrothermal effect, and then the test effect of testing machine is improved.

The utility model discloses a multifunctional temperature durability test tool for new energy automobile parts, and particularly relates to the part test field, the multifunctional temperature durability test tool comprises an isolation box, a built-in box is fixedly connected in the isolation box, and an isolation layer is formed between the built-in box and the isolation box; the test temperature of the automobile parts is input into the controller, the controller starts the electric heater or the refrigerating device according to the input temperature, and meanwhile, the temperature controller feeds back the internal temperature of the built-in box to the controller in real time until the internal temperature of the built-in box is equal to the set temperature. When the electric heater is used, the output end of the electric heater heats the surface of the built-in box, so that the effect of testing the high-temperature durability of the part is achieved, and when the refrigerating device is started, the output end of the refrigerating device refrigerates the interior of the built-in box, so that the effect of testing the low-temperature durability of the part is achieved. Due to the fact that the device can be used for testing the high-temperature durability or the low-temperature durability of the parts, the effect of improving the testing efficiency is achieved.

The invention relates to the technical field of fuel cell detection, and discloses a durability testing device for a sealing element for a graphite bipolar plate, which comprises a workbench, a support frame is mounted at the top of the workbench, an oil cylinder is mounted at the top of the support frame, and a transverse guide rod is driven by the air cylinder to slide along a first chute to drive a bidirectional screw rod to synchronously displace so as to test the durability of the sealing element for the graphite bipolar plate. In the process, the gear and the longitudinal rack are meshed in a staggered mode, linear motion of the transverse guide rod is converted into rotation motion of the two-way lead screw, the first sliding blocks symmetrically arranged on the two sides of the two-way lead screw are made to synchronously move oppositely or oppositely, and then the pressure applying distance is adjusted so as to adapt to target area testing of graphite bipolar plates of different sizes. And then a motor is utilized to drive a rotating shaft to rotate through a coupling, and a cam is driven to push a pressing rod to apply pressure to a target area of the graphite bipolar plate, so that the stress concentration working condition is simulated, the durability detection requirement of the sealing element under complex stress is met, and the test pertinence is further improved.

The invention discloses a vehicle load spectrum prediction method and device based on physical parameter embedding and a medium, and belongs to the technical field of vehicle structure durability testing and load spectrum prediction.The method comprises the steps that a vehicle chassis topological graph is constructed, and initial feature vectors of nodes and edges are defined; splicing the road surface input vector and the vehicle running state vector to form a global time sequence, inputting the global time sequence into a space-time coupling depth prediction model, and predicting a vehicle load spectrum; the space-time coupling depth prediction model comprises a Transform encoder and a GNN encoder, the Transform encoder extracts road surface excitation feature vectors, the GNN encoder injects the road surface excitation feature vectors into a vehicle chassis topological graph, and the vehicle load spectrum is predicted after feature vectors of all nodes are updated through a multilayer graph neural network. The potential law of vehicle dynamics is directly mined from the data, it is avoided that the vehicle is regarded as a black box, and rapid generation of the load spectrum under any design parameter combination is achieved.

The utility model relates to the technical field of building material testing equipment, in particular to building material durability testing equipment which comprises a transparent protection box, a rectangular limiting frame is fixedly installed on the bottom wall of the transparent protection box, a storage box is inserted into the rectangular limiting frame in a matched mode, and an air cylinder is fixedly installed on a top plate body of the transparent protection box. A rectangular rod is fixedly installed at the tail end of a telescopic shaft of the air cylinder, a lower pressing block is fixedly installed at the bottom end of the rectangular rod, a blocking plate is slidably connected to the rectangular rod and located over the storage box, an atomizing pump is arranged on one side of the transparent protection box, and a suction pipe is fixedly installed at the water inlet end of the atomizing pump; a water mist conveying pipe is fixedly installed at the water outlet end of the atomizing pump, a plurality of atomizing nozzles are fixedly installed at the bottom of the water mist conveying pipe, and a left electric heating rod and a right electric heating rod are fixedly installed on the top wall of the transparent protection box. According to the utility model, the experiment operation is convenient, and the box body is not easy to contaminate.

This invention relates to a bridge durability testing method, system, and computer storage medium, comprising: preparing standard concrete test specimens and collecting chloride ion concentration data; constructing and training a diffusion flow model based on conditional-flow matching; acquiring chloride ion concentration detection data at multiple discrete depths for representative engineering parts of the bridge concrete under test, and collecting corresponding physical parameters; generating a chloride ion concentration diffusion flow matching field for the engineering parts under test within a continuous depth range; extracting parameters required for bridge durability assessment and substituting them into a preset standard calculation formula to obtain the bridge durability assessment result. The beneficial effects of this invention are: the invention generates a chloride ion concentration diffusion flow matching field without requiring a preset data distribution form, naturally adapting to the unsteady diffusion distribution of chloride ions in bridge concrete structures, characterized by an increase followed by a decrease from the surface to the deeper layers, thus achieving a leap from "point prediction" to "field reconstruction."

The utility model provides durability test equipment for processing a membrane switch, comprising a test mechanism which comprises a linear slide rail, an electric push rod arranged at the bottom of the linear slide rail, a mounting rack arranged at the bottom of the electric push rod, and a pressing assembly arranged at the bottom of the mounting rack, the pressing assembly comprises a supporting plate arranged at the bottom of the mounting frame, a sliding groove formed in the supporting plate and a lower pressing rod arranged in the sliding groove. When the push-down mechanism is used, after the plurality of push-down rods are clamped in the chutes in the support plate and are in one-to-one correspondence with keys on the membrane switch, the rotary knob is rotated to enable the threaded rod and the push-down rods to be tightened and fixed, the fixed sheet at the bottom of the rotary knob is clamped and fixed with the support plate, and the linear slide rail drives the push-down rods to move to a specified position, so that the push-down rods are fixed. The electric push rod drives the silica gel head at the bottom of the lower pressing rod to carry out pressing durability testing on the key, and the testing device can adapt to testing of membrane switches with different key numbers and intervals.

The application discloses a vehicle load spectrum prediction method and device based on physical parameter embedding and a medium, and belongs to the technical field of vehicle structure durability test and load spectrum prediction. The method comprises the following steps: constructing a vehicle chassis topology graph, defining initial feature vectors of nodes and edges; splicing a road surface input vector and a vehicle operating state vector to form a global time sequence, and then inputting the global time sequence into a space-time coupling deep prediction model to predict a vehicle load spectrum; the space-time coupling deep prediction model comprises a Transformer encoder and a GNN encoder; the Transformer encoder extracts a road surface excitation feature vector; the GNN encoder injects the road surface excitation feature vector into the vehicle chassis topology graph; and after the feature vectors of all nodes are updated through a multilayer graph neural network, the vehicle load spectrum is predicted. The application directly mines potential laws of vehicle dynamics from data, avoids regarding the vehicle as a black box, and realizes rapid generation of a load spectrum under any combination of design parameters.

The application provides a kind of new energy transmission environmental temperature endurance test method, system and equipment, the method includes obtaining test data table, the data in test data table is analyzed and calculated to obtain a plurality of conversion data, transmission environmental temperature curve of design test bench test condition and inverter import water temperature temperature curve are calculated, and the total cycle number of test bench test condition is calculated, every test driving condition is cut into pieces, to obtain slice condition database, according to the inverter import water temperature data of test bench, the inverter temperature rise data set of every slice condition in slice condition database is replaced, based on the slice condition database after replacement, iteration calculation is carried out, to determine the slice condition of input test bench, by the setting, the high temperature aging endurance verification and temperature change endurance verification of electronic components can be met, and the working environment of new energy transmission under actual working condition is greatly restored, to avoid over-verification or insufficient verification of transmission electronic components.

The invention belongs to the field of intelligent equipment and measurement, and particularly relates to a three-dimensional force generating and applying device. In order to solve the problems, the invention provides a three-dimensional force generating and applying device. The two arc-shaped transmission modules and the indexing mechanism are matched with each other, so that any force can be adjusted at will in three directions of the space; the integrated force generator can generate loads of any type and any size, and the flexibility is high; a force transmission method of a loading component with an over-deflection prevention structure is innovatively provided, flexible automatic fine adjustment in the force applying direction is achieved, and safety and reliability of the system are guaranteed. The performance of intelligent equipment bearing capacity and durability testing equipment is improved, wide application of the intelligent equipment bearing capacity and durability testing equipment in the fields of manufacturing, logistics, medical instruments, automobiles, parts and the like is promoted, and important practical value is achieved.

The utility model provides a kind of for fan switch durability testing device, belong to switch life test technical field.The testing device for fan switch durability of the utility model includes display structure and the press structure of sliding connection in the display structure inside, the display structure includes detection box and counting piece, the counting piece sliding connection is in the detection box inside, the press structure includes driving part and press piece, the driving part sliding connection is in the detection box inside, the press piece is fixed in the driving part top, the counting piece includes slide one, the slide one sliding connection is in the detection box inside.The utility model is by the mode that underframe helical division is in pivot, can effectively guarantee button is pressed one by one, and because the setting of lifting plate and touch switch, can make button be pressed after record press times, to can make after test end, it can be clearly known that each button is pressed how many times after failure.

The utility model discloses a hinge durability test device which comprises a test board, a supporting frame is arranged at one end of the outer wall of the top of the test board, a longitudinal adjusting mechanism is arranged between the supporting frame and the test board, the supporting frame is fixedly connected with a fixing plate, and a support is arranged on one side of the outer wall of the top of the test board. A transverse adjusting mechanism is arranged between the support and the test board, a supporting column is fixedly connected to the top of the support, a rotating plate is rotationally connected to the top of the supporting column, and a side plate is arranged on the outer wall of the rotating plate. The longitudinal adjusting mechanism slides in a third sliding groove through a third sliding block and is matched with a third threaded lead screw to adjust the longitudinal position of the supporting frame, the transverse adjusting mechanism adjusts the transverse distance between side plates through a second sliding block and a second threaded lead screw, and the height adjusting mechanism lifts the height of the supporting frame through a first sliding block and a first threaded lead screw. The mounting requirements of hinges with different sizes can be met, and the problem that the mounting distance of a traditional device cannot be adjusted is solved.

The invention discloses an internal pressure durability testing device for a silencer. The internal pressure durability testing device comprises a testing table, the testing mechanism is arranged on the testing table, reciprocates along the length direction of the testing table and is matched with a piston cylinder for use; the driving unit is arranged on the test bench and is used for driving the test mechanism to move; the counting unit is arranged on the test bench and is used for counting the movement times of the test mechanism; the piston cylinder is arranged on the test bench and is matched with the output end of the test mechanism for use; one end of the main pipeline is connected with the piston cylinder, and the other end of the main pipeline is connected with a silencer through a hose; and the pressure release valve is arranged on the main pipeline and used for releasing pressure when the pressure is too high. The device can adapt to silencers of different structures and sizes, the research and development cost is reduced, the production cycle is shortened, water resource waste is reduced, operators can conveniently check and analyze data in real time, manual operation links are reduced, test errors are reduced, and the test efficiency is improved.

The utility model relates to the technical field of wiring terminal detection, in particular to a durability testing device for a wiring terminal, which overcomes the defect of unknown durability in the prior art and comprises a base, a sliding rail is fixedly mounted above the base, a first motor is slidably connected above the sliding rail, and a second motor is slidably connected above the first motor. A control bin is arranged on the left side of the first motor, a cam is connected to the interior of the control bin through a bearing, a rotating shaft of the cam is connected with an output shaft of the first motor, a connecting rod is connected to the inner side of the cam through a bearing, a push rod is slidably connected to the interior of the control bin, and the connecting rod is connected with the push rod through a bearing. A detection machine is arranged on the rear side of the push rod, a first support is fixedly installed on the rear side of the detection machine, an air cylinder is arranged in the first support, and a detection plate is arranged in front of the air cylinder.

A lithium-ion battery to be tested is put into a temperature chamber at a first temperature value and subjected to pulsed heating until the pulsed heating time reaches the preset pulse duration. The chamber temperature is adjusted to a second value and a capacity degradation value of the battery is obtained, so as to obtain durability of the battery. Before testing of the capacity degradation value of the battery, continuous pulsed heating is conducted. After the battery is heated for a period of time, the temperature elevation and heat dissipation of the battery will reach stable values and the temperature will no longer rise. Such pulsed heating does not require a long period of standing at low temperature. Therefore, a large amount of test time can be saved, the test period shortened, and the influence of battery temperature on battery durability can be verified through a large number of experiments.

The invention relates to the technical field of new energy automobile sliding door drag chain sheath equipment, in particular to a drag chain sheath durability testing device which comprises a machine case and a testing table, a driving assembly is installed on the machine case, a testing assembly for loading a drag chain sheath is installed on the testing table, and the testing assembly comprises a first sliding rail. A first movable plate is slidably mounted on the first sliding rail, the driving assembly is connected with the first movable plate, the first movable plate is connected with a movable seat for mounting a drag chain sheath, a fixed seat for mounting the drag chain sheath is mounted on the test bench, a mounting seat is mounted on the test bench, and wire locking mechanisms for fixing wires are mounted on the movable seat and the mounting seat. The drag chain sheath durability testing device has the effect of improving the convenience of the drag chain sheath durability testing device in the operation process.

This utility model relates to the field of durability testing technology, specifically a solid-state drive (SSD) insertion / removal durability testing fixture. It includes a test base, a feeding mechanism, a gripping mechanism, and an insertion / removal mechanism. The feeding mechanism is mounted on the surface of the test base and includes a conveyor frame, a conveyor belt, and a conveyor motor. It can quickly and accurately align the gripping claw with the SSD under test, and the gripping force can be naturally adjusted according to the spring compression. This avoids damage to the SSD casing caused by rigid gripping while ensuring effective clamping of the SSD. The pawl, under the elastic force of the second spring, continuously engages with the ratchet tooth groove, forming a one-way locking structure. This completely restricts gear reversal, thereby locking the position of the pressure plate and ensuring that the gripping claw maintains a stable clamping force. Even if the electric telescopic rod experiences slight extension or contraction, or if the equipment vibrates during operation, it will not loosen, providing absolutely stable gripping assurance for subsequent lifting, conveying, and other processes.

A durability testing apparatus for a water drainage flap to test the durability of the water drainage flap. The water drainage flap comprises a flap column, a water drainage plate arranged inside the flap column and a water drainage rotation shaft connected with the water drainage plate. The durability testing apparatus for the water drainage flap comprises: a vibration table for providing vertical reciprocal vibration and a water inlet flange disc fixed on the vibration table for supplying water to the water drainage flap, wherein the water inlet flange disc comprises a base fixed to the vibration table and a water inlet column arranged on the base and facing the water drainage flap, a water inlet is provided in the water inlet column, the water inlet column and the flap column enclose a water inlet chamber, and the water inlet communicates with the water inlet chamber.