6results about How to "Realize automatic balance" patented technology

The utility model relates to the technical field of valve bevel grinding machine spindles, in particular to an automatic balance spindle device for a valve bevel grinding machine, which comprises a main body, and the top of the main body is fixedly connected with an adjusting component and a positioning component; according to the utility model, the horizontal position of the main shaft of the valve bevel grinding machine is positioned under the action of the laser transmitter and the laser receiver, so that the main shaft can be balanced more quickly and accurately when being automatically balanced, and the positioning device is a non-contact positioning method, does not need to be in direct contact with a measured object, and is convenient to operate. According to the characteristic, damage or interference to a measured object is avoided, the electric control actuator is used for receiving an inclination signal and controlling the telescopic rod to stretch out and draw back, then inclination balance of the shaft rod can be adjusted, the purpose of automatically balancing the shaft rod is achieved, the length of the telescopic rod can be rapidly adjusted according to actual requirements, and the practicability is high. And the device is fixed at a required position through the locking device, and rapid stretching and locking are realized in an electric mode, so that the operation complexity is reduced.

The invention relates to the technical field of intelligent mine Internet of Things and edge intelligent computing, in particular to a coal mine data processing method and system based on cloud-edge collaboration, and the method comprises the steps: collecting coal mine data, and packaging the data into an entropy energy data capsule; constructing a virtual osmotic membrane model, and calculating an osmotic pressure difference as a priority by combining channel flow resistance and model difference; if the fingerprint is larger than a threshold value, the fingerprint is uploaded to the cloud, and otherwise, local crystallization storage is executed and the fingerprint is synchronized; the cloud updates the model and feeds back the parameter difference, and the edge dynamically adjusts the pressure difference calculation weight according to the parameter difference; according to the method, the security retention and cloud indexability of intercepted data are ensured, automatic balance between calculation task unloading and network transmission protection is realized, and the robustness of the system is greatly improved.

The utility model relates to drying tower grain feeding technical field discloses a kind of grain drying tower grain feeding automatic flow divider, including cabinet, the outside fixed connection of cabinet has in-out material assembly, the top inner wall of cabinet is equipped with collecting hopper by thread fastener, the inner wall of cabinet is equipped with pin shaft by rolling bearing, the top fixed connection of pin shaft has distributing plate, the top both sides of distributing plate are equipped with nylon plate by thread fastener, and the in-out material assembly includes grain feeding chute, the bottom fixed connection of grain feeding chute is in the top of cabinet, the bottom left end fixed connection of cabinet has left grain outlet chute, the bottom right end fixed connection of cabinet has right grain outlet chute. In the utility model, through self-adapting adjustment mechanism, the automatic balance of grain flow is realized, effectively ensure the uniform distribution of grain, distributing plate is automatically adjusted according to grain column flow condition, and the hidden danger of uneven flow is eliminated.

The application discloses a kind of two-way feedback type's warehouse location planning method and system, comprising: constructing multi-objective optimization model, determine weight space and variable space;Optimize weight vector is searched in weight space using particle swarm algorithm and is passed to genetic algorithm;Optimal warehouse location allocation and path sequence are searched in variable space using genetic algorithm;Elite solution set is extracted from optimal variable population and evaluated, generates the first feedback information from variable space to weight space;The statistical characteristics of current weight particle swarm are analyzed, generate the second feedback information from weight space to variable space;According to the search direction of first feedback information adjustment particle swarm algorithm, according to the second feedback information adjustment crossover probability and mutation probability of genetic algorithm;The history optimum of particle swarm and genetic algorithm is updated, records global optimal solution pair;Repeat iteration until convergence, output global optimal solution.The application improves the adaptability and robustness of warehouse location planning to dynamic environment by two-way feedback cooperative evolution.

The utility model discloses a storage tank type methanol storage device, which belongs to the technical field of methanol storage, and comprises a support frame, a storage cylinder is fixedly connected above the support frame, an air pressure detection meter and an exhaust pipe are fixedly connected on the outer surface of the storage cylinder, a connecting box is fixedly connected on the front side of the support frame, and the air pressure detection meter is fixedly connected on the front side of the connecting box. A centrifugal pump is fixedly connected to one side of the supporting frame, a connecting pipe is connected to one end of the centrifugal pump, a feeding pipe is connected to the other side of the centrifugal pump, and a controller is fixedly connected to the outer surface of the exhaust pipe. Through the arrangement of the controller, the sealing plastic cylinder, the sealing ball, the exhaust port and the guide rod, the storage device can release excessive air pressure in the storage cylinder in time through the cooperation of the expansion piece, the sealing rubber plate and the exhaust port, the safety risk caused by the fact that the storage device bears too high pressure is avoided, and the service life of the storage device is prolonged. Therefore, the applicability of the storage device is guaranteed, automatic balance of pressure can be achieved, and manual intervention is reduced.

The present application relates to the technical field of gyroscope calibration, and particularly relates to a gyroscope angle calibration device, which comprises a main rotating shaft, a central shaft, a calibration platform and a centrifugal variable stiffness locking assembly, the calibration platform is used for mounting a gyroscope to be calibrated, the calibration platform is connected with the main rotating shaft through the central shaft, the central shaft allows the calibration platform to produce a trace amount of radial displacement or deflection relative to the main rotating shaft, and the centrifugal variable stiffness locking assembly is arranged between the main rotating shaft and the calibration platform. In the static and low-speed state, the centrifugal variable stiffness locking assembly is in the locking state, a high-rigidity support similar to a hard shaft is provided, the reference stability during gyroscope installation is ensured, and high-precision positioning during low-speed test is ensured, and in the high-speed state, the deformation of the flexible shaft is used to absorb the centrifugal force caused by eccentricity, automatic balance in rotor dynamics is realized, and the problems of large high-speed vibration of the rigid main shaft and low-speed instability of the flexible main shaft are solved.