190results about How to "Accurate measurement data" patented technology

The invention belongs to the field of spiral submerged arc welding pipe manufacturing, particularly relates to a spiral steel pipe blank size real-time detection device and a pipe blank size detection method, and aims to solve the problems of large workload, high adjustment difficulty and inaccurate measurement result caused by frequent disassembly and assembly in the lane changing and shape adjusting process. The device comprises a fixed base, a support, a stand column, a linear sliding table, an annular frame device and a laser distance measuring sensor. By adjusting the angles and the positions of the stand column and the linear sliding table, the circle center of the annular frame device coincides with the circle center of a pipe blank, and then the size of the pipe blank is measured through the laser distance measuring sensor. According to the invention, data measurement is timely, accurate and reliable, and defects of manual measurement can be effectively eliminated; compared with a traditional measuring device, the problems that the workload is large, the adjusting difficulty is high and the measuring result is inaccurate due to the fact that frequent disassembly and assembly are needed in the lane changing and shape adjusting process are solved.

The invention provides a target single-edge detection method based on YOLO, and the method comprises the steps: inputting an original image into a backbone network, carrying out the convolution processing of the original image through a multi-layer CBS module, obtaining a preliminary feature map library, inputting the preliminary feature map library into an input end of a neck structure, carrying out the multi-scale cross fusion, obtaining a final feature map library, and carrying out the Pro module of the final feature map library. And inputting the native mask, the mask coefficient and the native segmentation feature map into a mask processing module to obtain a single-edge contour image. According to the method, the YOLOV8n-seg model is set on the basis of the YOLOV8n model, and in the actual scheduling process, the detection precision of a specific single edge is improved through double models on the basis that the YOLOV8n model and the YOLOV8n-seg model are called at the same time. The double models are high in applicability, and accurate measurement data are provided on an industrial production line requiring ultrahigh precision.

The invention discloses a system for realizing liquid level calibration of a low-temperature liquid nitrogen biological container through pressure difference. The system comprises a liquid nitrogen container, a nitrogen filling device, an initialization module, a pressure difference measurement module, a liquid level calculation module, a processing module, a communication interface and a display terminal, after the system is initialized, nitrogen with a fixed volume is filled into the liquid nitrogen container through the nitrogen filling device, and the air pressure difference after inflation is measured and recorded; after each inflation, calculating the difference value between the volume of the liquid nitrogen container and the air pressure difference, and organizing into a pressure difference change data set; based on the data set, the liquid level calculation module calculates the relation between the actual volume of the liquid nitrogen container and the liquid level height; the processing module receives the liquid level height information and performs abnormity verification; the communication interface and the display terminal realize visual display of liquid level height information including a real-time curve, an information set and an abnormal alarm; according to the system, the liquid level change in the liquid nitrogen container is indirectly deduced by controlling the volume of filled nitrogen and monitoring the air pressure difference change, and non-contact liquid level calibration is achieved.

The invention provides a high-temperature hydrothermal fluid in-situ pH measurement method based on ionization equilibrium Raman spectrum characteristics of hydrogen sulfide and hydrosulfide ions. The method comprises the steps of establishing a Raman spectrum calibration model, calculating pK1 and pH, performing in-situ pH actual measurement and the like. Raman spectrum measurement is carried out on H2S and HS-mixed solutions at different temperatures and pressures, the pH value is calculated in combination with specific calculation formulas and equations, and data acquisition and processing are carried out by loading a probe on a remote control submersible. The invention relates to the technical field of hydrothermal fluid pH measurement. According to the method, the in-situ pH of the high-temperature hydrothermal fluid can be accurately measured in real time, data are accurate and real, and sample transfer errors are avoided; the electrode adapts to high-temperature and high-pressure environments and overcomes the limitation of a traditional electrode; the real-time dynamic monitoring capability is realized, and the method is suitable for researching a rapidly changing geochemical process; multiple parameters can be measured synchronously, and more comprehensive chemical information of the hydrothermal system is provided.

The embodiment of the invention provides a handheld radar water flow velocimeter, and relates to the field of water flow detection. Comprising a radar gun body and a supporting handle, and an inclination sensor and a yaw corrector are arranged in the radar gun body; a display screen is arranged at one end of the radar gun body away from emission; the supporting handle is connected to the bottom of the end, close to the display screen, of the radar gun body, the supporting handle and the radar gun body are connected through a vertical connecting structure and a flexible connecting structure, the vertical connecting structure is located in the flexible connecting structure, and the vertical connecting structure is a detachable connecting structure; the bottom of the radar gun body is provided with an integrated track and a switching structure. The integrated track is provided with a vertical connecting track and an inclined connecting track. And the switching structure is detachably connected to the vertical connecting track or the inclined connecting track. According to the invention, automatic compensation can be carried out on the measurement angle, two use modes of hand holding and support can be realized, large-range angle adjustment during support measurement is realized, and the measurement precision is improved.

The invention discloses a terrain flatness measuring device for land planning space, relates to the technical field of terrain surveying, comprises a total station body, the total station body is set up on a reference point of the measuring work, a laser prism, the bottom surface of the laser prism is provided with a mounting frame, the mounting frame is set up on the target point of the measuring work, an auxiliary mechanism, the auxiliary mechanism comprises a frame assembly, a light pipe assembly and a base assembly, the frame assembly comprises: a support frame, the upper surface of the support frame is provided with a connecting platform, the upper surface of the connecting platform is fixedly installed with an engaging ruler disk, the light pipe assembly comprises: two light-transmitting glass tubes, the two light-transmitting glass tubes are respectively arranged on the side surfaces opposite to each other of two connecting plates, the base assembly comprises: a sliding frame, the sliding frame is fixedly installed on the side surface of the calibration section close to the shielding object, in this scheme, by providing the auxiliary mechanism, the phenomenon that the total station body needs to be moved for observation multiple times is reduced, and the reliability and accuracy of the measurement are improved.

The invention relates to the field of optical axis parallelism measurement, and provides an optical axis parallelism measurement method, which comprises the following steps of: adjusting a collimator so that the center of a cross cursor of the collimator is aligned with the center of a cross cursor of a test card; a reflecting prism is placed on the mounting surface of the adjustable workbench, and the reflecting surface of the reflecting prism is perpendicular to the mounting surface; the adjustable workbench is adjusted, so that the reflecting prism reflects the test light path of the collimator back to the center of the test hole of the collimator, and the mounting surface is calibrated to a first state parallel to the reference line; taking away the reflecting prism from the mounting surface and replacing the reflecting prism with the optical device; the adjustable workbench is adjusted, so that the center of a cross cursor of the test card shot by the optical device coincides with the cross center of a monitoring display picture of the optical device, and the mounting surface is in a second state parallel to the optical axis of the optical device; the optical device is taken away from the mounting surface and replaced with the reflecting prism, and the deviation measured by the collimator is the optical axis parallelism of the optical device. The measurement is simple, rapid and accurate.

The invention discloses a measuring device for building construction and a method thereof, and relates to the field of measurement technology. The measuring device for building construction comprises a visual module and a control system. The visual module is used to collect a target surface image; the control system is used to obtain the target surface image, select a target feature of the target surface image, extract the target feature edge and a crack skeleton line, calculate a skeleton line normal vector according to the crack skeleton line, and calculate the crack width based on the skeleton line normal vector and the target feature edge; the invention realizes the automatic measurement of the crack width of a wall, a concrete component or other plane of a building structure, and the operation is simple and the measurement data is accurate.

The utility model discloses a spliced extension scale for measuring the depth of a rotary excavating cast-in-place pile hole, relates to the technical field of building construction, and can solve the problem that the depth of a pile hole of a current rotary excavating cast-in-place pile is not accurately measured. The splicing type extension scale for measuring the depth of the rotary excavating cast-in-place pile hole comprises at least one extension scale assembly, the extension scale assembly comprises an outer scale body and an inner scale body, and the outer scale body and the inner scale body are coaxially arranged in a sleeved mode. The extension ruler assembly further comprises a splicing structure A and a splicing structure B which are arranged at the end part of the outer ruler main body and the end part of the inner ruler main body respectively, and the splicing structure A and the splicing structure B are matched with each other; a bayonet is formed in the side, away from the splicing structure A, of the outer ruler body, a buckle button is arranged on the side, away from the splicing structure B, of the inner ruler body, and the buckle button and the bayonet are matched with each other.

The invention discloses terrain flatness measuring equipment for territorial planning space, which relates to the technical field of terrain survey and comprises a total station body, a laser prism and an auxiliary mechanism, the total station body is erected on a datum point for measurement work, the bottom surface of the laser prism is provided with a mounting frame, and the mounting frame is erected on a target point for measurement work. The auxiliary mechanism comprises a frame body assembly, a light tube assembly and a base station assembly, the frame body assembly comprises a supporting frame, a connecting platform is arranged on the upper surface of the supporting frame, an engaging ruler disc is fixedly installed on the upper surface of the connecting platform, the light tube assembly comprises two light-transmitting glass tubes, the two light-transmitting glass tubes are arranged on the surfaces of the opposite sides of two connecting plates respectively, and the two light-transmitting glass tubes are arranged on the base station assembly. The base station assembly comprises a sliding frame body, the sliding frame body is fixedly installed on the surface of the side, close to the shielding object, of the calibration section, in the scheme, by arranging the auxiliary mechanism, the phenomenon that the total station body needs to be moved for observation multiple times is reduced, and the measurement reliability and accuracy are improved.

The invention discloses a detection device and method for accurately measuring the closing time of a steam extraction check valve, belongs to the technical field of valve detection, and aims to solve the problem that the valve closing time of the steam extraction check valve is not accurately measured. The device comprises a fixing support, a suction cup, an electromagnet and a crane, a steam extraction check valve and the fixing support are arranged on a supporting body, a fixed pulley is arranged on the fixing support, a mounting frame is connected with a valve body, an angle sensor, a first travel switch and a second travel switch are mounted on the mounting frame, a pointer shaft is connected with a valve rod, and the angle sensor makes contact with the pointer shaft. When the valve is closed, the swing rod makes contact with the second travel switch, one end of the steel wire rope is connected with the valve clack, the other end of the steel wire rope bypasses the fixed pulley and is connected with the suction cup, the crane is connected with the electromagnet, and the suction cup is attracted to or separated from the electromagnet. Opening and closing positions and time are measured through the timer and the data acquisition device, the assembling and testing method is simple, operation is easy and convenient, safety is high, and measured data are accurate.

The invention discloses an overhead line system-track collaborative comprehensive inspection system and a method thereof. The method comprises the following steps: analyzing time sequence data of a vehicle body vibration amplitude value by adopting a data processing and analysis algorithm based on artificial intelligence and deep learning; in this way, the local change characteristics of the vibration amplitude of the vehicle body in the time sequence and the overall vibration mode in the full time domain are captured and depicted, so that a vibration compensation parameter result is calculated to carry out parameter compensation on measurement parameter values influenced by vibration in a measurement system, such as measurement values of geometric parameters of a contact network. The contact network coordinates and geometric parameters are corrected through the vibration compensation parameters, so that the measurement result is consistent with the measurement value of the vehicle in a static state. Therefore, data correction based on vibration influence can be automatically carried out on the geometric parameters of the overhead line system, so that more accurate measurement data is provided, a basis is provided for subsequent data analysis and detection, and a railway management department is helped to more effectively manage and maintain rail traffic infrastructures.

The utility model provides a train speed measuring device. The train speed measuring device comprises a main body support, Hall sensors are arranged at the two ends of the main body support, a plurality of fixing mechanisms are arranged on the main body support, and the fixing mechanisms are used for fixing the main body support to a railway track. The train speed measuring device provided by the utility model has the advantages that the train speed measuring device has a portable main body structure, can be conveniently and quickly fixed on steel rails of various models during use, is stable and accurate in measured data and high in measuring speed, can obtain speed data in real time, and can continuously measure for multiple times.

The present invention discloses a vacuum preloading soil multi-depth integrated vacuum degree monitoring device, including a collection base, a plurality of vacuum detection tubes and a plurality of transfer tubes, the collection base is placed on the soil surface and below the preloading sealing film corresponding to the detection hole, a plurality of vacuum detection tubes are installed in the detection hole at intervals up and down, and the transfer tube is connected to the upper and lower vacuum detection tubes; the vacuum detection tube includes a columnar tube body, a pressure sensor and a cable, the columnar tube body has an installation cavity and a pressure detection cavity, the installation cavity is arranged above the pressure detection cavity, the pressure sensor is installed in the installation cavity and the probe of the pressure sensor extends downward into the pressure detection cavity, the cable is arranged in the columnar tube body to supply power to the pressure sensor; the outer wall of the pressure detection cavity is provided with a plurality of vents and a water-proof and breathable film wrapped around the outside of the vents, and the pressure detection cavity maintains pressure communication with the soil through the vents and the water-proof and breathable film. The present invention has the advantages of accurate installation position and simple construction operation.

The invention relates to the technical field of medical instruments, in particular to a blood pressure monitoring sphygmomanometer which comprises a sphygmomanometer body and an installation box, the installation box is used for containing the sphygmomanometer body, an alarm is fixedly connected to the outside of the sphygmomanometer body, a data sensor is fixedly arranged on one side of the alarm, and the sphygmomanometer body is connected with a physical examination center. The physical examination center background monitors the sphygmomanometer body through the data sensor; the connecting mechanism is fixed on the sphygmomanometer body, and the connecting mechanism is used for connecting the sphygmomanometer body and the cuff; the folding assembly is fixed to the bottom of the mounting box, and the folding assembly can drive the mounting box to be folded; according to the scheme, the sphygmomanometer is connected with the physical examination center, the physical examination center monitors the blood pressure condition of a user in real time, meanwhile, measured data can be compared, and the user can take medicine on time and treat the medicine in time conveniently.

The application relates to the field of metal part processing devices, in particular to an ultrasonic rolling device for metal parts. The device comprises a connecting plate, a rotating seat is arranged at the upper end of the connecting plate, an electric telescopic rod is fixed at one side of the lower end of the connecting plate, an ultrasonic roller is fixed at the other side of the lower end of the connecting plate, a fixed plate is fixed on the telescopic rod of the electric telescopic rod, a plurality of inclined movable rods are hingedly connected to the lower end of the fixed plate, the plurality of inclined movable rods are arranged according to the circumferential distribution of the axis of the fixed plate, and two adjacent movable rods are connected through a distance measuring assembly. The distance measuring assembly is used for measuring the distance between the two movable rods connected thereto. When the levelness of the workpiece is measured, the plurality of movable rods are controlled to descend simultaneously through the electric telescopic rod, the lower ends of the plurality of movable rods are in contact with the upper end of the workpiece, the distance between the movable rods is measured through the distance measuring assembly, whether the workpiece is vertical is determined according to the measured data, and therefore the efficiency of measuring the levelness of the workpiece is high.

The utility model provides a kind of for luggage's weighing device, belong to luggage technical field.It solves the existing travel to the luggage weight weighing troublesome problem.The utility model includes box, base assembly, lock.Locker is fixedly connected on the box, and four base assemblies are installed on the other side symmetrical to the box.The lock includes lock shell, display, button, combination lock component.The base assembly includes shell, cover plate and support leg, and the shell is divided into hard shell part and soft shell part of stretchable bending.The shell inner wall has connecting column and protruding portion.The shell inside is equipped with cavity, from top to bottom respectively there is cover plate, gravity sensor, contact piece and support leg, and the cover plate is connected with gravity sensor below.The gravity sensor below has contact piece, and the contact piece is connected with support leg.The lower part of support leg is connected with shell bottom, and the contact piece and support leg can move up and down in shell.The utility model has the advantages of high practicality, high precision.

The invention relates to the technical field of mother and baby products, and particularly provides a control method of a milk shaking device and the milk shaking device. The problem that the milk shaking effect is poor due to the fact that the milk shaking rotating speed of an existing milk shaking device is not accurately controlled is solved. Therefore, the milk shaking device has a plurality of milk shaking modes with different rotating speeds, and the control method comprises the steps that the milk amount in a milk bottle is obtained; determining a milk shaking mode of the milk shaker according to the milk amount; according to the milk shaking device, the milk shaking modes with the different rotating speeds are set, the milk amount in the milk bottle is obtained, and therefore the corresponding milk shaking modes and the milk shaking rotating speeds can be matched according to the different milk amounts, and the situation that due to the fact that the milk shaking rotating speed is too low, milk is not uniform, and the milk shaking speed is too high is avoided. The problems of milk foaming, nutrition loss and the like caused by too high milk shaking rotating speed are solved, so that the milk can be uniformly mixed, nutritional ingredients are locked, and the use experience of a user is improved.

The invention discloses a motor shell wall thickness testing device and a testing method.The testing device comprises a testing table and a micrometer, one side of the testing table is fixedly connected with a stand column, the upper end of the stand column is fixedly connected with an annular sliding rail, an annular moving sliding block is installed on the annular sliding rail, a lifting plate is installed on the annular moving sliding block, and a horizontal sliding rail is arranged on the lifting plate; the horizontal sliding rail is provided with a horizontal moving sliding block, the horizontal moving sliding block is provided with a clamping groove, a micrometer frame of the micrometer is clamped into the clamping groove and fixedly connected with the horizontal moving sliding block, and two oppositely-arranged clamping plates are installed on the testing table and driven by an air cylinder to move. According to the motor shell wall thickness testing device, wall thickness testing can be conveniently carried out on motor shells of various specifications, and rapid wall thickness measurement can be carried out on different positions of the motor shells of various shapes. The difficulty of testing the wall thickness of the motor shell is reduced, the testing process is more labor-saving and rapid, and the measured data is more accurate.

A measuring tool comprises a measuring point A, a measuring point B and a measuring point C. The three points cooperate to measure the horizontal or inclined angle of the unmanned aerial vehicle and adjust the height of the measuring point A, so that the measurement of the gravity center position at different inclined angles can be realized, and based on the numerical values, the measurement accuracy of the unmanned aerial vehicle is improved. The inclination angle sensor is installed on the measurement tool and used for measuring the inclination angle of the unmanned aerial vehicle and providing inclination angle data for calculation of the gravity center position of the unmanned aerial vehicle, and then the gravity center measurement result of the unmanned aerial vehicle is obtained through subsequent calculation. The inclination angle of the unmanned aerial vehicle can be autonomously controlled, the inclination angle is relatively small, the unmanned aerial vehicle with a large size can be measured, the measurement process is relatively simple, and the three-point suspension measurement method adopts a hoisting measurement mode, so that the hoisting frame can move freely, the influence of lateral force is relatively small, and the measurement result of the gravity center position of the unmanned aerial vehicle is more accurate.

The invention aims at providing surveying equipment for hydrogeological survey, and relates to the technical field of measuring equipment, the surveying equipment comprises an electrode bar assembly, the electrode bar assembly comprises a pole, a pole cap and a drilling rod, and the electrode bar assembly is used for being connected with soil and measuring the resistivity of the soil; the driving assembly comprises a battery pack, a threaded sleeve, a shaft sleeve and a motor and is used for driving the electrode bar assembly to insert underground; the compaction assembly comprises a pressing rod, a first pressing plate and a second pressing plate, and it can be guaranteed that soil is attached to the electrode bar assembly. And the straightening assembly comprises a third mounting plate, a laser range finder, a measuring plate, a lens and a developing plate, plays an auxiliary role in insertion of the electrode bar assembly, ensures that the electrode bar assembly is linearly distributed, and solves the problems that the measurement position is deviated and the accuracy and the reliability of measurement data are influenced due to the fact that the electrode bar is easily inclined when being manually inserted in the prior art.

The utility model provides a tire part weight measuring instrument, which relates to the technical field of automobiles, and comprises a frame plate and a weight measuring mechanism, the weight measuring mechanism is arranged on the upper side of the frame plate, and through the arrangement of the weight measuring mechanism, when the tire part weight measuring instrument needs to be used, a telescopic pump can adjust the height of a hydraulic rod according to the size of a tire; therefore, the problem of measurement failure caused by insufficient height when large tires are measured due to overlarge size difference of the tires such as truck tires and car tires is avoided, after the tires are clamped into the tire clamping rods, a worker pokes the movable clamping rings to the left and right sides of the tires, so that the tires are fixed and limited when moving upwards, and the measurement accuracy is improved. The problems of inaccurate measured data and risks caused by back-and-forth shaking of the tire are avoided, the weight measuring device adopts a digital weighing sensor, the problem of inaccurate data measurement caused by large data fluctuation due to unstable gravity center of weight can be effectively avoided, and the tire can be directly rolled to a measured position by the tire rolling groove.

The invention discloses a steel frame box column bracket assembly measuring tool and a measuring method, and belongs to the technical field of building engineering construction. The device is mainly composed of a large scale, a sliding clamping seat, a sliding base, a leveling assembly and a vernier pointer assembly, the sliding clamping seat, the sliding base, the leveling assembly and the vernier pointer assembly are all installed on the large scale in a sliding mode, and the leveling assembly is located in the middle of the large scale. The two sliding bases are located at the positions, on the two sides of the leveling measurement assembly, of the large scale, the two sliding clamping bases are located at the positions, on the two sides of the two sliding bases, of the large scale, and the vernier pointer assembly is located at the position, on the outer side of one sliding clamping base, of the large scale. The device is scientific in design, reasonable in structure, simple to operate and convenient to use, can complete size measurement of different planes, realizes convenient and rapid measurement and accurate measurement data, and effectively guarantees the measurement efficiency and precision.

The utility model discloses an oil-water well data recording instrument, which relates to the field of oil-water wells and comprises a mounting seat, an empty groove is arranged in the middle of the mounting seat, a display panel is arranged on the upper surface of the mounting seat, and rubber pads are adhered to four corners of the lower surface of the display panel. The middle of the lower surface of the display panel is connected with a measuring head through a connecting sleeve, the outer side of the upper end of the measuring head is sleeved with an extrusion plate, the lower surface of the measuring head is connected with a liquid inlet sleeve, and a connector is fixed to the bottom end of the liquid inlet sleeve and communicated with an oil inlet pipe. According to the utility model, the mounting seat is provided with the empty slot, the two arc-shaped plates in the empty slot can extrude and limit the connecting sleeve under the action of the spring, so that the connecting sleeve can be automatically adjusted to the circle center of the empty slot, and the device can be fixed on the mounting seat through the cooperation of the extrusion plate on the measuring head and the rubber pad on the display panel. And meanwhile, the device is convenient to disassemble quickly.

The utility model discloses a kind of anchor rod cable stress sensors of being convenient for connection and fixed, including sensor body and bottom mat, the outside middle part of sensor body is equipped with transmission line, bottom mat is installed below sensor body, and high-strength shaft is installed in the left side of bottom mat, the below high-strength shaft is equipped with rotary plate, and rotary plate and high-strength shaft are rotationally connected.This kind of anchor rod cable stress sensor of being convenient for connection and fixed, compared with the existing anchor rod cable stress sensor, four groups of positioning components are convenient for the installation and fixation of bottom mat and top mat, and the axis is aligned, rotating stud drives two slide rails to slide in rotary plate, wedge block moves and jolts rotary plate, rotary plate changes angle by high-strength shaft rotation, so that the axis of sensor body and anchor rod axis are aligned, the data measured by sensor body is more accurate, two nuts are clamped by gasket at the junction of stud and slide rail, prevent loosening and cause wedge block to move and change angle, installation is more stable.

The utility model discloses a depth measuring device for geological exploration, which belongs to the technical field of geological exploration and comprises a shell, connecting plates are fixedly mounted on the left side and the right side of the shell, lifting rods are connected to the outer sides of the two connecting plates through bolts, and the connecting plates are arranged on the left side and the right side of the shell. A worker pulls a corresponding first handle according to the drilling measurement position of a shell and the height of field soil, the first handle pulls a tooth block on the surface of a limiting rod out of an adjacent rack, then the height of a lifting sleeve is adjusted, and when the lifting sleeve needs to be installed on soil with an inclined plane, the lifting sleeve can be installed on the soil with the inclined plane. According to the soil depth measuring device, the angle can be adjusted through the connecting plate, so that the position of the lifting sleeve is fixedly installed, finally, a ground nail is nailed to fix the lifting sleeve, adaptive adjustment can be conducted on the shell according to the height difference of field soil, and when the soil depth is measured, measured data are more accurate, and practicability is high.

The present application discloses a device for testing the coefficient of kinetic friction of a landslide, comprising an L-shaped bracket for supporting the entire testing device, a slide slidably arranged on the L-shaped bracket to maintain a preset tilt angle and serve as a slideway, the slide being a box structure with an upper opening; a sliding frame in contact with the slide and sliding on the slide; and a first timing trigger and a second timing trigger electrically connected to a main control unit arranged along the length direction of the slide, the main control unit being connected to a rechargeable lithium battery and a display screen for displaying the time taken by the sliding frame from the first timing trigger to the second timing trigger. The present application can flexibly replace different materials for multiple tests according to the test needs, the test operation is convenient, and the measurement data is accurate; at the same time, the set slide and sliding frame can adapt to the measurement of the coefficient of kinetic friction between materials of different materials and properties, with strong compatibility and a wide range of applications.

An automobile pedal dynamometer disclosed by the present invention comprises pressure sensors, a front pedal, a rear frame and a fixing clamp, the rear frame is arranged behind the automobile pedal, the rear frame is fixedly connected with the fixing clamp, the fixing clamp is used for being fixedly connected with the automobile pedal, the plurality of pressure sensors are arranged in front of the rear frame, and the pressure sensors are arranged in front of the rear frame. The front pedal comprises a front plate matched with an automobile pedal in shape, a connecting rod and a rectangular frame, the rectangular frame is connected with the front plate through the connecting rod, the distance between the front plate and the automobile pedal is 1-5 mm, and the rectangular frame is connected with a pressure sensor. Compared with the prior art, large interference to the pedal can be reduced, the feeling difference of a driver before and after the forcemeter is installed on the pedal is effectively reduced, the pedal design which is comfortable in an experiment and conforms to ergonomics is ensured, the ergonomics requirement can be met after the forcemeter is removed, and therefore the practical application value of a design result is ensured.

The present invention relates to the technical field of sealing detection, and in particular to a bottled sealing detection device and method for a meat paste storage tank, comprising two conveyors, a bottled sealing detection device is arranged between the two conveyors, a loading mechanism and a unloading mechanism are respectively arranged between the two conveyors and the bottled sealing detection device, the bottled sealing detection device comprises a fixed platform, an annular mounting platform, a placement groove, a water vapor pressurization detection component, a first driving member, a discharge component, a plurality of sealing disks, a plurality of sealing cylinders and a plurality of lifting components, the lifting component is controlled by the water vapor pressurization detection component to drive the sealing disk to move upward, so that the sealing disk and the sealing cylinder are pressed tightly, the meat paste storage tank is sealed, and then the water vapor gasification detection component is used to fill water into the sealed sealing cylinder after sealing and pressurize the sealing of the tank body, the overall automatic detection is performed, and the sealing is detected by combining liquid and gas for pressurization, so that the measured data is more accurate.