12results about How to "Load accurately" patented technology

The application discloses an automatic loading system based on visual detection and a control method thereof, and belongs to the technical field of loading of goods, in particular to an automatic loading system based on visual detection and a control method thereof. The application aims to provide an automatic loading system based on visual detection and a control method thereof, and the automatic loading system is convenient to use.

The invention discloses an ultrahigh pressure air valve component unit performance test device and method, and the device comprises an ultrahigh pressure compression closed circulation system which comprises an ultrahigh pressure air cylinder, a plunger and an ultrahigh pressure air valve test component, and ultrahigh pressure air enters an air cylinder compression cavity through an air inlet pipeline along an air inlet channel; ultrahigh-pressure gas in the gas cavity compression cavity is exhausted to the ultrahigh-pressure pressure relief device through an exhaust channel, the ultrahigh-pressure pressure relief device is connected to the gas inlet pipeline through a bypass pipeline, and a cyclotron is arranged on the gas inlet pipeline, prepares the ultrahigh-pressure gas into radioactive gas and introduces the radioactive gas into the ultrahigh-pressure cylinder; a scintillation detector array is arranged outside the ultrahigh-pressure cylinder, covers the whole ultrahigh-pressure cylinder and is used for capturing the flowing range of radioactive gas in the ultrahigh-pressure cylinder. The device has the functions of accurate ultrahigh-pressure gas loading, adjustable cycle frequency, working performance monitoring and the like, so that effective experimental means and technical guarantee are provided for localization of key parts.

The application provides a refractory compression resistance detection device and method, and relates to the technical field of refractory detection. The detection device comprises a detection box body and an internal positioning assembly, a first heating assembly, a pressurizing assembly and a data acquisition assembly. The positioning assembly supports both ends of the sample to achieve suspended positioning through two positioning blocks. The heating assembly comprises a first heating device that can be lifted and is in contact with the surface of the sample to heat. The pressurizing rod of the pressurizing assembly vertically penetrates the heating device to press the center of the sample. The data acquisition assembly monitors the pressure, temperature and deformation in real time. The device realizes synchronous thermal loading through the cooperative work of the heating and pressurizing assemblies, avoids the thermal history interference problem caused by the separation of heating and pressurizing in the traditional method, can truly simulate the service state of the refractory in the high-temperature industrial environment, and provides accurate data support for the high-temperature compression resistance evaluation.

The utility model belongs to the technical field of optical communication device manufacturing, and particularly relates to a coaxial device pin coupling jig which is characterized by comprising a base, a device positioning seat, a jackscrew positioning seat, a PCB positioning seat, a pressing block, a jackscrew and a linear positioning pin, the base is connected with the device positioning seat, the front end of the device positioning seat is connected with the jackscrew positioning seat, and the front end of the device positioning seat is connected with the PCB positioning seat. A pressing block is arranged between the jackscrew positioning seat and the device positioning seat, the jackscrew positioning seat and the pressing block are movably connected through a linear positioning pin, the jackscrew positioning seat is connected with a jackscrew, a PCB positioning seat is arranged between the pressing block and the device positioning seat, the PCB positioning seat is connected with the device positioning seat, a clamping groove is formed in the PCB positioning seat, and a clamping groove is formed in the clamping groove. And an insulating rubber block is arranged on the pressing block corresponding to the clamping groove. The advantages of the utility model are that the coaxial optical device can be rapidly fixed, then the FPC flexible circuit board and the PCB power-on board which are matched are rapidly connected in a crimping mode, and the coaxial optical device is powered up through the power supply.

The application provides a visual positioning guide system for a truck hoisting boom, a control method and a vehicle, and relates to the technical field of logistics transportation. The visual positioning guide system for the truck hoisting boom is used for positioning and guiding a multilayer stacked truck-mounted container, and comprises a first position calibration device, a second position calibration device, an image acquisition module, a processing unit and a hoisting boom. The first position calibration device comprises a first shell, a first position signal emitter and a reference block. The second position calibration device comprises a second shell, a through hole, a first pressure sensor, a second pressure sensor and a second position signal emitter. The processing unit establishes a coordinate system according to the image collected by the image acquisition module, and marks the first position calibration device and the second position calibration device in the coordinate system according to the position signals of the first position signal emitter and the second position signal emitter. The hoisting boom is used for moving the truck-mounted container to a preset position.

The utility model discloses a kind of high-density microwave insulator batch loading and detection device, including screening top plate, test substrate and insulating base;Test substrate and insulating base are fixed by screw, screening top plate is buckled on test substrate by bottom groove, flexible loading and unloading, forming upper middle and lower three-layer structure;Test substrate side is equipped with test lead wire interface, and the inner conductor of insulator is inserted into the array through-hole of insulating base;Screening top plate and test substrate are fastened together by screw hole of four corners and can be used as the tray for doing insulator appearance inspection, and can be used as the clamp for insulator electrical property test.The utility model can ensure that insulator arrangement is stable, improve detection efficiency and accuracy.

The utility model discloses an alfalfa is reaped and is packed special device belongs to alfalfa reaping machinery technical field, the utility model discloses a rear box body, and the left side of rear box body front and back is all rotatoryly connected electric wheel, and the right side of rear box body front and back is all set up steering wheel, and the left side of rear box body is connected with the front frame, and the left side of front frame inner wall bottom is provided with cutting saw, and the cutting saw of front frame left side and reaping roller work in cooperation, can efficiently cut alfalfa, the peg tooth of reaping roller and poking conveying roller surface staggered arrangement can effectively snatch and convey alfalfa, avoid alfalfa scattering in the reaping process, improve reaping efficiency, drive motor passes through transmission belt and drives first driven wheel and second driven wheel simultaneously, makes reaping roller and poking conveying roller synchronous operation, guarantees the whole reaping and conveying process's coordination and stability to high -efficiently complete alfalfa's reaping and conveying collection work, and lay the foundation for the subsequent packing link.

A pretightening force accurate loading shafting friction torque measuring instrument belongs to the shafting detection technology field, the whole instrument is installed on a test bench, the upper side of the test bench is provided with a vibration isolation bench, the upper side of the vibration isolation bench is provided with a driving motor, the driving motor is connected with a support shafting through a flexible coupling, and the support shafting is provided with a vibration isolation device. The support shaft system is connected with a to-be-tested shaft system through a flange plate, the to-be-tested shaft system is provided with an eccentric plate, the eccentric plate is a force measuring point of a friction force sensor, the friction force sensor is installed on a height-angle-adjustable magnetic gauge stand, one end of the to-be-tested shaft system is provided with a pressing plate which is in contact with a bearing inner ring, and the center of the to-be-tested shaft system is provided with a pre-tightening bolt. The pre-tightening bolt sequentially penetrates through the insulating piezoelectric ceramics on the two sides, the pre-tightening force sensor and the pressing plate to be connected with a main shaft of the shafting to be tested, and the piezoelectric ceramics are controlled to be loaded through the conductive slip ring, the direct-current power source and the computer. The instrument realizes accurate loading of pretightening force controlled by a computer, and can measure shafting of different sizes.

The invention relates to the technical field of vehicle electronics, and discloses a cabin multimedia control method and device, electronic equipment and a storage medium. The method comprises the following steps: when a cockpit website is loaded, sending a script request to a cloud script management system according to model version data to obtain script content; acquiring browser multimedia data based on the script content, and loading browser multimedia according to the browser multimedia data; responding to an interaction request of a user for browser multimedia, calling the corresponding script content based on the interaction request, and completing the interaction request of the user. The method at least solves the problems that an existing cabin multimedia control method is poor in interactivity, tedious in interaction and the like, facilitates optimization of interactivity of a cabin system, guarantees user interaction experience, and simplifies an operation process.

The utility model belongs to the technical field of wind power bolt stress detection, particularly relates to a wind power inner hexagonal bolt stress detection device, and aims to solve the problems that the stress at the joint of a screw and a bolt head cannot be detected and the adjusting capacity of a test part is insufficient in the background technology. An air cylinder is fixedly connected to the outer wall of the top of the machine table through screws, an L-shaped plate is fixedly connected to a piston rod of the air cylinder, and a rack is welded to the outer wall of one side of the L-shaped plate. According to the utility model, through the design of the screw positioning port and the bolt head positioning groove on the double-end fixing seat, the bolt head and the screw of the wind power inside hexagonal bolt can be rapidly tested respectively, the fatigue crack risk can be effectively identified, and through the linkage design of the movable seat and the screw rod, the movable block can slide along the inner wall of the lifting plate, and the fatigue crack risk can be effectively identified. Therefore, the clamping area of the screw is changed, the root or the middle of the thread of the screw is aligned with the tension loading point, different test requirements are met, and the coverage rate and the accuracy of factory detection are improved.

This invention relates to a turbine disk verification device and method, addressing the problem that existing technologies struggle to simultaneously simulate centrifugal loads, fluid loads, and high-temperature environments on turbine disks, leading to complex and costly verification devices. The invention provides a turbine disk vibration safety verification device and method, comprising a rotating vibration verification unit, a high-temperature vibration verification unit, and a control unit. The rotating vibration verification unit includes a sealed chamber, a drive device, an airflow disturbance device, and a data acquisition module, used to drive the turbine disk to rotate at room temperature and apply periodic airflow excitation to acquire traveling wave vibration parameters. The high-temperature vibration verification unit includes a heating unit, a vibration unit, a temperature sensor, and an acceleration sensor, used to heat the turbine disk and apply high-frequency vibration excitation to acquire vibration response parameters. The control unit coordinates and controls each module and collects data. This invention comprehensively evaluates turbine disk vibration safety by first measuring traveling waves during rotation at room temperature and then measuring fatigue at high temperature without rotation.

The invention relates to the technical field of bearing rigidity measurement, in particular to a bearing rigidity measuring device which comprises a test bed arranged at the bottom. Through grooves which are evenly distributed are formed in the long edge direction of the top face of the test bed, a tested bearing is arranged on the top face of the test bed, an axial rigidity measuring mechanism is arranged behind the tested bearing, and a radial rigidity measuring mechanism is arranged on the side of the tested bearing. The axial rigidity measuring mechanism comprises a vertical plate A which is vertically arranged at the top of the test bed; the middle part of the vertical plate A is connected with a horizontal vertical plate which is horizontally arranged through a bolt; and a lead screw motor A is further arranged at the top of the vertical plate A. The axial and radial rigidity of the bearing to be measured can be measured, the acting force generated by opposite movement and mutual extrusion of the inclined sliding blocks and the force generated by expansion of the piezoelectric ceramic displacement device are transmitted to the shaft system, accurate loading of axial and radial loads is achieved, and real-time and accurate control can be achieved.