61 results about "Endurance testing" patented technology

The utility model belongs to the technical field of bending testing machines, and particularly relates to a temperature and humidity bending durability testing machine which comprises an environment box, a temperature and humidity bending durability testing machine body is arranged in the environment box, and a durability testing assembly is installed on the top of the temperature and humidity bending durability testing machine body. A positioning assembly is arranged in the durability test assembly, a fixing assembly is installed at the top of the positioning assembly, a cabinet door switch assembly is arranged on the outer wall of the environment box, a base is fixedly connected to the bottom of the environment box, an electric control cabinet is installed on the side of the base, and an operation panel is arranged at the top of the electric control cabinet. The durability test assembly comprises a high-low temperature servo motor, a first synchronous cog belt, a front turning plate, a second synchronous cog belt and a rear turning plate; according to the utility model, the bending durability test can be conveniently carried out on flexible materials such as a flexible screen, an FPC and the like in a temperature and humidity environment, and the accuracy of test data is ensured.

This application relates to the field of cardiopulmonary testing technology, and in particular to a cardiopulmonary endurance testing system and method based on a power bicycle. The method includes: acquiring basic information about the test subject; analyzing the basic information to determine the test subject's testing mode; acquiring real-time cycling video; analyzing the real-time cycling video to determine cycling operations; and determining a cycling adjustment plan based on the real-time cycling video and the cycling operations. By acquiring and analyzing the test subject's basic information, a testing mode suitable for the individual's physical fitness level and exercise intensity can be customized, improving the relevance and effectiveness of the test. The analysis of the real-time cycling video can provide immediate feedback on the test subject's exercise status, helping the test subject to adjust their posture in a timely manner and avoid incorrect movements and excessive fatigue.

The utility model belongs to the technical field of tire testing, and particularly relates to a novel tire endurance testing machine which comprises a testing table, a transverse sliding groove is formed in the top of the testing table, a movable seat is arranged on the inner side of the sliding groove in a sliding mode, and a control assembly for controlling the movable seat to move transversely is arranged on the inner side of the sliding groove. And a supporting frame is arranged at the top of the moving seat and is a triangular body, a fixing cylinder is fixedly arranged at the top of the supporting frame, and a rotating rod is rotationally arranged on the inner side wall of the fixing cylinder through a bearing sleeve. According to the utility model, the second hand rocker drives the driving rod to rotate, the angle between the friction piece and the tire is changed, then the first hand rocker drives the threaded column to rotate, the distance between the tire and the friction piece is adjusted, the tire and the friction piece are in contact, and finally the servo motor is started to drive the driving gear to rotate, so that the mounting disc drives the tire to rotate, and friction is generated between the tire and the friction piece. And the endurance test can test the endurance performance of the tire tread at multiple angles as required, so that the use is convenient.

The utility model discloses an air outlet durability testing device, which comprises a mounting plate, a first cylinder, a slide rail, a slide block, a second cylinder, a push plate, a U-shaped frame, a first bolt, a first nut and a plurality of clamping rods, the mounting plate is provided with a mounting seat, the edge of the mounting seat is provided with a plurality of baffle plates, the baffle plates are provided with screw holes, and second bolts are screwed in the screw holes. By rotating the second bolt, the end of the second bolt pushes the air conditioner air outlet to abut against the baffle, and the air conditioner air outlets of different sizes are fixed in the mounting base. The mounting plate is started, the second air cylinder and the sliding block are pushed to slide left and right on the sliding rail, the second air cylinder is started, and the movable end of the second air cylinder pushes the U-shaped frame to move in the front-back direction through the push plate. The clamping rods are connected to the interior of the U-shaped frame, and the poking piece is clamped between the pair of clamping rods. And the U-shaped frame, the clamping rod and the shifting piece are restored to the initial positions by stopping the mounting plate and the second air cylinder. Therefore, the shifting piece can be pushed leftwards, rightwards, forwards and backwards.

The utility model discloses a skiing machine service life durability testing machine which comprises a bottom plate, the top of the bottom plate is in bolted connection with a frame, the top of the bottom plate is in bolted connection with a testing cabinet, one side of the testing cabinet is in bolted connection with the frame, the top of the frame is in bolted connection with a supporting plate, one side of the supporting plate is provided with a testing mechanism, and the other side of the supporting plate is provided with a clamping mechanism. The testing mechanism comprises a support, one end of the support is in bolted connection with a driving motor, the output end of the driving motor is in bolted connection with a first belt pulley through a coupler, the other end of the support is rotationally connected with a second belt pulley through a first bearing seat, and the surfaces of the first belt pulley and the second belt pulley are sleeved with belts. The device can simulate the reciprocating motion of the skiing machine pull rope, and the test efficiency and accuracy are improved; the testing angle can be flexibly changed through adjustment, different testing requirements are met, the overall structure is stable and reliable, operation is easy and convenient, and an efficient and accurate testing means is provided for durability evaluation of the service life of the skiing machine.

The present invention discloses a circulating pump testing method, characterized by comprising: a switchable water channel device, a test bench, and a main water tank; S1, measuring the water flow rate of the circulating pump at full load under the water channel length of each test water channel; S2, performing T times of start-stop endurance testing; S3, measuring the water flow rate of the circulating pump at full load under the water channel length of each test water channel; S4, calculating the attenuation rate of the circulating pump after the endurance test; S5, judging whether the calculated attenuation rate FN under each water channel length working condition is qualified. The present invention integrates suction tests under different water channel length simulation conditions into a circulating pump testing system without changing the installation position of the circulating pump; and can simultaneously perform durability performance tests on multiple circulating pumps, significantly reducing the layout space of the test platform. It can quickly calculate whether the attenuation rate of the suction performance of the circulating pump under different water channel length simulation working conditions before and after the endurance test is qualified, effectively improving the testing efficiency of the circulating pump.

The invention relates to the technical field of product testing, and discloses a wearable equipment endurance testing device and method, and the device comprises a bionic model which is provided with a wearing part; the temperature acquisition module comprises a temperature sensor arranged in a fitting area of the tested wearable product and the bionic model, and a temperature recording device connected with the temperature sensor; the running state detection module is used for acquiring the current running state and the state running signal of the detected wearable product; and the timing component is connected with the running state detection module, and is used for starting timing when receiving the state running signal representing running start and stopping timing when receiving the state running signal representing running stop, so that the timing time recorded by the timing component is used as the running duration time of the detected wearable product. By arranging the simulation model with the wearing part, the temperature rise change of the tested wearing product in the testing process is closer to a real wearing situation, and the credibility, comparability and engineering reference value of temperature rise test data are improved.

The utility model provides clutch disc durability test equipment, which relates to the field of test equipment and comprises a test equipment rack arranged on a working area, a clutch workpiece is fixed on the test equipment rack, and one side of the test equipment rack is provided with a placement rack with a plurality of separated storage frames. According to the invention, one side of the test equipment rack is provided with the placement rack with the plurality of separated storage frames, and one end of each separated storage frame is provided with an opening, so that to-be-tested samples can enter, and after the samples are sequentially put into the separated storage frames to be classified, the openings can be locked by rotating the limiting screws to move left and right; and when the samples need to be frequently replaced in the testing process, the storage space of the samples can be obtained, so that convenience is brought to the testing process.

The utility model relates to the field of coil spring detection, in particular to an automobile safety belt coil spring durability testing machine which comprises a workbench, a first motor is fixedly installed at the upper end of the workbench through an installation frame, an output shaft of the first motor is detachably fixed to a driving shaft through a sleeve shaft, and an installation disc is rotationally arranged on the driving shaft in a sleeved mode. The end of the driving shaft is further in transmission connection with a follow-up disc, the side, away from the mounting disc, of the follow-up disc is connected with the input end of a torque sensor through a follow-up shaft, and the torque sensor is connected with the workbench through a supporting piece. An insertion hole penetrating through the driving shaft is formed in the driving shaft, the inner end of the coil spring is inserted into the insertion hole, and the insertion hole extends in the radial direction of the driving shaft; an embedding groove is formed in the mounting disc, a hanging rod is connected in the embedding groove in a sliding mode, one end of the hanging rod is in clearance fit with the side wall of the follow-up disc, the structure of the driving shaft, the hanging rod and the like is adopted, the purpose of automatically tightening the coil spring before testing is achieved, and compared with manual tightening, the coil spring tightening device is faster, safer and more reliable.

The invention provides a method for predicting high-temperature creep endurance life, which comprises the following steps of: respectively processing and analyzing creep test data of a target material in a high-stress state and a low-stress state by setting a boundary load value; the creep threshold value and the endurance life in the low-stress state are extrapolated by using the minimum creep rate and the endurance life in the high-stress state and the minimum creep rate in the partial low-stress state, and compared with the prior art, the accuracy of the obtained low-stress endurance life is higher. According to the method, an ultra-long low-stress endurance test is not needed, so that the test period and the test cost are greatly reduced.

The invention relates to the technical field of display screen testing, and provides a display screen touch pressing durability testing device which comprises a rack, a first driving device, a moving table, a plurality of contact pieces and a plurality of shifting pieces, and the rack is provided with a testing plane; the first driving device is arranged on the rack; the mobile station is arranged on the first driving device and can move to change the distance from the mobile station to the test plane and the included angle between the mobile station and the test plane; the shifting piece is movably arranged on the moving table and is connected to the contact piece; wherein the shifting piece is used for respectively changing the distance from each contact piece to the end part of the moving table when different included angles are formed between the contact pieces and the test plane, so that the projection positions of the contact ends of the contact pieces on the test plane along the height direction of the rack are the same. According to the display screen touch pressing endurance test device provided by the invention, the synchronism of multiple stations under multi-angle test can be improved.

An apparatus for testing a plurality of electrical switches including contacts to connect multiple sample switches to an input and an output. A power source is connected to the inputs of the sample switches, and other switches are connected to the outputs of the sample switches so that the sample switches may be selectively connected to either a make load or a break load to perform testing on the sample switches. The sample switches may further be made of silicon carbide MOSFETs that shutoff using a zero-crossing current sensing logic. The voltage at the sample switches may further be monitored by a universal voltage board configured to sense various alternating and direct current (AC or DC) voltages so that various types of sample switches may be tested.

The application discloses a kind of tire bulge test methods, belong to tire performance test field.The method includes data acquisition step, data processing step, control step;Data acquisition step includes the first displacement value when using infrared laser range finder device measurement tread bulge, the second displacement value when side bulge, the third displacement value when shoulder bulge, and the fourth displacement value when tire outer sub mouth bulge;Data processing step includes the first displacement value, the second displacement value, the third displacement value, the fourth displacement value are transmitted to computer control system by infrared explosion-proof industrial computer, and computer control system transmits data to the industrial computer of high-speed endurance testing machine;Control step includes if exceeding the displacement amount set, then default tire bulge, equipment shutdown.The application is applied to tire bulge test aspect, solves the problem that existing high-speed endurance testing machine tire bulge control system method exists operation complex, test result is not accurate, with the characteristics of test result accurate.

The application discloses a kind of durability test method and device for flash memory chip, it is related to semiconductor testing technical field.The present application includes information acquisition: the storage type of flash memory chip is obtained and test environment requirement obtains test requirement.The present application ensures the diversity and non-repeatability of test data by establishing real-time updating database, dynamically sets test data type weight and environment parameter in combination with the storage type and working environment of flash memory chip, reflects that test can be dynamically adjusted, realizes accurate durability test, in the process of testing, by cross validation, real-time monitoring chip state and assisting positioning fault point, simultaneously, collect the associated data of state and durability, construct prediction model, to significantly improve test efficiency and accuracy, can be evaluated in advance chip life by model prediction, optimize product design;Auxiliary fault positioning function accelerates defect analysis, reduces research and development cost to provide systematic support for reliability verification and performance improvement of flash memory chip.

The utility model discloses a safety belt durability testing device, which is characterized by comprising a movable seat, a guide winding roller, a first directional winding roller and a second directional winding roller, the movable seat is connected with a first movable driving assembly and is provided with a mounting part for placing a retractor, and the guide winding roller, the first directional winding roller and the second directional winding roller are sequentially arranged. A movable roller is correspondingly arranged between the first directional winding roller and the second directional winding roller, the movable roller is arranged on a lifting seat, the lifting seat is connected with a lifting driving assembly, a rotating disc is correspondingly arranged below the movable roller, a binding belt part is arranged on the rotating disc, and the rotating disc is connected with a rotating driving motor through a rotating shaft. And a torque sensor is arranged corresponding to the rotating shaft and can feed back information to the controller. The safety belt durability testing device is simple in structure, reasonable in design and capable of achieving automatic safety belt durability testing.

The invention belongs to the technical field of pipeline tests, and particularly relates to a high-temperature stress endurance testing device for an aviation pipeline connecting piece. The device comprises a tensile testing machine, a high-temperature environment box and a video extensometer, the tensile testing machine comprises a stand column and an upper moving platform sliding on the stand column, the upper moving platform is connected with an upper straight-through connector of a pipeline test piece through an upper switching unit, and a transverse plate at the bottom end of the stand column is connected with a lower straight-through connector of the pipeline test piece through a lower switching unit. Hydraulic oil flow channels are arranged in the upper adapter unit and the lower adapter unit, one end of each hydraulic oil flow channel is connected with a pipeline of the pipeline test piece, and the other end is connected with the pump set unit; the high-temperature environment box sleeves the pipeline test piece and is used for providing a high-temperature environment; the video extensometer is located outside the high-temperature environment box and collects deformation data of the pipeline test piece in the test process through a transparent temperature-resistant glass window of the high-temperature environment box. The application can more accurately simulate and reproduce the use condition of the aviation pipeline piece in the high-temperature environment.

The invention relates to the technical field of material creep tests, and discloses a creep endurance testing machine which comprises an equipment frame and a fixing mechanism slidably connected to the equipment frame, the top of the fixing mechanism is provided with a torsion mechanism, one end of the torsion mechanism is connected with a driving mechanism, and the driving mechanism is connected to the inner top wall of the equipment frame; the fixing mechanism comprises a heating furnace, a base and a protection wall are arranged in the heating furnace, and the protection wall is located in the base. Through stretching out and drawing back of the first telescopic rod and stretching out and drawing back of the extrusion assembly, a creep state test can be conducted on materials in an extrusion state; the creep state test of the material in the torsion state can be carried out by rotating the torsion seat to cooperate with the telescopic adjusting rod, and the test equipment does not need to be replaced, so that the test efficiency is improved; the problems that the test data is single, the test complexity is reduced, and the accuracy of the test data is influenced are solved.

The present invention relates to the technical field of physical fitness testing for young children, and more particularly to an endurance testing system for preschool children based on integrated hardware and software. A near-field recognition system based on wireless communication can identify each child's number, record their test data, and use a light prompt system to switch and change warning lights, guiding the child to perform regular exercise through color changes. A timing and rule judgment system can automatically record the test time and automatically calculate the child's performance based on a child's achievement algorithm and a child performance evaluation algorithm. This endurance testing system for preschool children based on integrated hardware and software breaks through the traditional testing model that ignores age, gender, and other physiological factors. It is scientific, objective, and comprehensive based on the characteristics of preschool children, and uses modern technology to accurately test and demonstrate the characteristics of preschool children's physical fitness performance, with a high degree of intelligence.

The utility model discloses a fatigue durability testing device for a purline assembly, which comprises a power device, the power device comprises a clamp driven by an electric cylinder, the clamp is connected to a push rod of the electric cylinder, the clamp is matched with a purline on the purline assembly and is provided with a bayonet matched with the outline of the purline, and the purline assembly comprises a main beam and the purline. Wherein the purline is fixedly connected to the main beam through the purline mounting piece and the U-shaped bolt; the pressure sensor is arranged between the clamp and the push rod and used for detecting the value of pressing vibration force borne by the purline in the operation process; and the controller is in communication connection with the power device so as to drive the electric cylinder to drive the clamp to operate.

The present application relates to the technical field of remote vehicle control system, and specifically provides an automatic testing device for remote vehicle control system and a building method thereof, which comprises the following steps: HIL load box system design; bench building and debugging; automatic testing framework design; system initialization design; code design; system debugging. The present application is based on python software engineering and HIL load box testing system, simulates remote instructions, achieves the purpose of controlling target output, supports precondition presetting, can set precondition before each use case execution, supports cyclic endurance testing, realizes continuous and uninterrupted automatic testing, and generates complete testing report, thereby realizing the stability and endurance testing of remote control service.

The invention discloses an ESC power-on and power-off dormancy durability test method and system, and the method comprises the steps: S1, building a test environment, enabling a to-be-tested ESC vehicle body stabilization system, a network test tool and a VBA message analysis simulation tool to be connected to the same test bench communication network, and deploying a TAE automatic test tool; s2, regulating and controlling the network test tool to enable the network test tool to inject a high load into the test bench communication network, and enabling a bus load rate to be stabilized in a preset target interval; s3, starting a durability test, controlling and activating the VBA message analysis simulation tool by the TAE automatic test tool so that the VBA message analysis simulation tool begins to collect an ESC core message according to a set sampling rate, and starting log recording; s4, the TAE automatic testing tool executes the power-off-dormancy-power-on circulation process according to the preset number of cycles until all cycles are completed, and meanwhile the network testing tool continuously monitors and maintains the load rate stable. According to the method, the ESC communication can be fully, effectively and reliably verified, and the communication fault risk of the ESC under the cyclic dormancy power-on working condition is eliminated.

This invention discloses a flexural endurance testing machine for sports shoe production lines, comprising a base plate, a first placement plate rotatably connected to the base plate, a first limiting component mounted on the first placement plate, a rotating seat rotatably connected to the base plate, a second placement plate fixedly connected to the rotating seat, and a second limiting component mounted on the second placement plate. The rotation axis of the first placement plate is parallel to the rotation axis of the second placement plate. A motion component for controlling the rotation of the first and second placement plates is mounted on the base plate. This invention has a simple structure, is easy to operate, can perform bending and deflection tests on sports shoes, and is easy to switch between.

The utility model discloses a door opening and closing durability testing machine which comprises a rack, clamping units are arranged on the two sides of the rack, a door opening unit is arranged at the front end of the rack, a push-pull unit is arranged at the front end of the rack, a refrigerator body is installed on the inner wall of the rack, and each clamping unit comprises an installation plate. The mounting plate is fixedly connected to the inner wall of the rack, an electric push rod I is mounted on one side of the mounting plate, a clamping plate is fixedly connected to the output end of the electric push rod I, and two guide rods are fixedly connected to one side of the clamping plate. The refrigerator body can be clamped through the clamping unit, and it is ensured that the refrigerator does not shake or move in the testing process; through cooperation of the door opening unit and the push-pull unit, stable opening of the door body can be achieved, the manual door opening action is simulated, and the pulling force in the door opening process is monitored.

The invention discloses a fatigue durability test method for a hot-melting self-tapping screw, and belongs to the field of detection of hot-melting self-tapping screw products. According to the detection method, a tensile testing machine comprises a first connector and a second connector, and the second connector is further connected with a fatigue testing unit capable of providing tensile force; the third connector and the fourth connector are respectively provided with a test board, and the two test boards are connected through a hot melting self-tapping screw. Two ends of a test assembly are respectively connected with the third connector and the fourth connector; carrying out peak load testing and determining a maximum test parameter, testing two ends of the test assembly under a static condition, recording a peak failure load, determining the maximum test parameter and the minimum test parameter according to the peak failure load, and determining a test frequency; and determining the cycle index, and testing the maximum load meeting the condition of the cycle index. Through the ingenious design, the shearing force is detected by one set of equipment, and a reliable guarantee is provided for subsequent installation.

The utility model provides a compensation chain durability testing device, which comprises a testing box, a fixing mechanism and a lifting mechanism, a switch door is arranged on the front wall of the testing box, an upper support plate and a lower support plate are respectively arranged at the upper end and the lower end of the rear side of the rear wall of the testing box, and the upper end and the lower end of a left sliding rod and the upper end and the lower end of a right sliding rod are respectively connected with the upper support plate and the lower support plate. The fixing mechanism comprises a fixing wheel, a fixing plate and a servo motor, and the pulling-up mechanism comprises a pulling-up wheel, a pulling-up plate and an air cylinder. The beneficial effects of the utility model are that the servo motor controls the rotation rate of the fixed wheel, and the cylinder controls the up-and-down movement of the pull-up wheel, so that the rotation rate and tensile strength of the compensation chain can be adjusted, the fatigue resistance and service life of the compensation chain can be tested, the cycle index is reduced, and the detection efficiency is improved.

The utility model relates to a kind of clutch endurance testing device and endurance test chamber, to solve the problem of limited detection range and poor adaptability caused by fixed position of speed sensor in prior art.The device includes support table, rotary power device, rotating shaft, connecting disc and adjustable rotating speed detection assembly.Rotating speed detection assembly is designed through arc-shaped connecting groove and connecting bolt on adjusting disc, realizing flexible adjustment of sensor position, to adapt to clutch test requirements of different sizes.In addition, the device also includes bearing seat, shaft coupling, heavy load shock absorber and other components to improve test accuracy and equipment stability.Endurance test chamber integrates cold air device, air extraction device and temperature sensor, can simulate different temperature environment, improve test authenticity and efficiency.The utility model improves the flexibility of detection, application range and accuracy of test results through flexible adjustment mechanism and integrated design, enhances the versatility and market competitiveness of equipment.

The invention relates to a footrest durability testing machine, which comprises a chassis and an auxiliary box, the top of the chassis is fixedly connected with a mounting seat, the top of the mounting seat is provided with a footrest, the bottom of the footrest is provided with a connecting piece, the footrest is folded and rotates at the top of the connecting piece, the auxiliary box is internally provided with a servo motor, and the servo motor is internally provided with a main transmission shaft. A poke rod is fixedly connected to the side edge of the main transmission shaft, a touch screen is fixedly connected to the surface of the auxiliary box, an outer power line is arranged on the side edge of the case, a plug is fixedly connected to the tail end of the outer power line, a power source is arranged in the case, an inner power line is inserted into the side edge of the power source, a controller is arranged in the case, and a transmission line is inserted into the side edge of the controller. The side edge of the servo motor is fixedly connected with an encoder, the front side of the case is provided with a case door, the surface of the case door is provided with a power switch, and the surface of the case door is provided with a pop-up plane lock. The device is simple to operate and convenient to use, saves manpower and time, improves efficiency, and accurately and visually shows footrest durability test values.

The utility model discloses a durability testing machine for a cover cap of an armrest box. The armrest box cover durability testing machine comprises a workbench, the workbench comprises a test bed and a supporting frame, the supporting frame is installed at the upper end of the test bed, the test bed is further provided with a limiting assembly, the limiting assembly comprises a fixing base installed at the upper end of the test bed, a cavity is formed in the fixing base, a positive and negative tooth lead screw is arranged in the cavity, and a screw rod is arranged on the left side and the right side of the cavity; limiting plates are arranged on the positive and negative tooth lead screws in a sleeving mode, a containing cavity is formed between the limiting plates at the two ends, a test assembly is further arranged over the containing cavity and comprises a shaft seat, a hydraulic cylinder is fixedly arranged at the lower end of the shaft seat, and a first test block is arranged at the output end of the hydraulic cylinder. According to the testing machine for the armrest box covers, the limiting assemblies are arranged, so that the armrest box covers of different models can be limited and fixed, the testing machine can adapt to the armrest box covers of different models and sizes, it is ensured that the armrest box covers of various types can be accurately fixed and tested, and the universality of the testing machine is improved.

The application relates to the technical field of grease performance testing, and provides a worm gear lubricating grease high-torque endurance testing machine, which comprises an equipment base and a motor arranged on the equipment base, the motor has an output shaft, a worm assembly is arranged on the output shaft, the worm assembly comprises at least three worms which are arranged at intervals along the axial direction of the output shaft, the radii of the worms are different from each other, a worm gear assembly comprises at least three worm gears which are in one-to-one correspondence with the at least three worms, each worm gear is rotatably and movably arranged on the equipment base, each worm gear can be engaged with or separated from the corresponding worm, and each worm gear can also be engaged with or separated from the adjacent worm gear, a lubricating grease injection mechanism is arranged on the equipment base and used for outputting the lubricating grease to each worm, and a current detection device is electrically connected with the motor, so that the worm gear lubricating grease high-torque endurance testing machine can accurately test the endurance of the lubricating grease between the worm gears.

The invention discloses a high-temperature molten salt stress corrosion testing device and method for a creep endurance testing machine, belongs to the field of high-end equipment manufacturing, and particularly relates to the field of metal stress corrosion. The device mainly comprises a sealed tensile test kettle, an upper high-temperature clamp, a lower high-temperature clamp, a connecting pin, a heating device and a test loop. A test sample is installed in the sealed tensile test kettle through the upper high-temperature clamp and the lower high-temperature clamp, the sealed tensile test kettle is connected with the creep endurance testing machine, the heating device is installed outside the sealed tensile test kettle, and the sealed tensile test kettle is connected with the test loop. The sealed tensile test kettle mainly comprises an upper movable sealing body, a lower sealing body, a metal sealing ring, a bolt fastener, an extension rod and a temperature measuring element. According to the invention, the high-temperature molten salt stress corrosion test device only needs to be mounted on a conventional creep endurance testing machine, so that a high-temperature stress corrosion test of a material or a test piece can be realized. The device has the advantages of good universality, convenience in molten salt filling, low cost and the like.