47results about How to "Meet the needs of work" patented technology

The invention presents a self-supplied magnetic current damper, which includes a magnetic current damper, a vibration energy collector, and an energy storage management module. The energy collector is a multi-vane disc shaped electro-magnetism type mechanical energy collector installed on the piston bottom of the magnetic current damper, which is composed of multiple impellers and disc shaped magnetoelectric transducers, wherein, the disc shaped magnetoelectric transducers are mounted on the piston, the multiple impellers are mounted on the rotor of the disc shaped magnetoelectric transducers, and the energy produeced by the disc shaped magnetoelectric transducers is lead out by the coil on the stator. The output lines of the disc shaped magnetoelectric transducers are connected to the energy storage management module, and the output of the energy storage management module is connected to the magnetizing coil of the magnetic current damper. During work, the magnetic current liquid impacts the vanes, the impeller converts the fluid washing into the rotation of the disc shaped stator inlaid on the rare-earth permanent magnet, the magnetic flux of the coil on the disc shaped stator is changed, in order to achieve effective collection of mechanical energy, and greatly reduce the transducer volume.

The invention discloses a greenhouse seedling culturing, irrigating and fertilizing integrated system which comprises a water supply system, a fertilizer infusing system, a sensor water fertilizer detection device and a PLC (Programmable Logic Controller) control system, wherein the fertilizer infusing system is respectively connected with the water supply system and a fertilizer storage tank; the water supply system is connected with an irrigating pipeline system by virtue of a main pipeline; the water supply system comprises a water pump and a main pipeline; the main pipeline is provided with a filter; the main pipeline is respectively provided with pressure gauges and an electromagnetic valve switch; the fertilizer infusing system comprises a fertilizer mixing tank; the pipeline is provided with an electromagnetic flow regulator and a fertilizer infusing electromagnetic valve switch; the PLC control system is respectively connected with an HMI (Human Machine Interface), the sensor water fertilizer detection device, the front pressure gauge, the rear pressure gauge, the front electromagnetic valve switch of the main pipeline, the rear electromagnetic valve switch of the main pipeline, the electromagnetic flow regulator and the fertilizer infusing electromagnetic valve switch.The greenhouse seedling culturing, irrigating and fertilizing integrated system is high in degree of automation, can be conveniently moved in an indoor soft and wet ground, and can be used for enlarging the irrigating range, improving the working efficiency and lowering the labor intensity of users.

The invention discloses a robot spray workpiece surface modeling method. The method includes the steps of performing triangular grid partitioning on a workpiece surface, setting a maximum normal vector threshold, connecting triangular faces into small flat patches according to a triangular face connecting method, creating a flat patch adjacency graph, and merging all the small flat patches to a plurality of new large flat patches according to a flat patch adjacency graph merging algorithm. The method is applicable to surface modeling of various complicated sprayed workpieces, particularly applicable to surface modeling of workpieces large in curvature change and fast in calculation, so that preparations are made for follow-up spraying robot route planning and trajectory optimization so as to meet requirements on working of a spraying robot, and working efficiency of the spraying robot and quality of products can be improved.

The invention relates to a carburetor and a choke valve control mechanism thereof. The carburetor comprises a carburetor body, a throttle valve arranged on the carburetor body, a throttle valve rocker arm connected with the throttle valve, a choke valve, a choke valve shaft connected with the choke valve and a choke valve control mechanism, wherein the choke valve control mechanism comprises a choke valve rocker arm, a slide connecting rod, a return spring and a metal temperature control device for controlling the position of the choke valve rocker arm; the slide connecting rod is connected with the throttle valve rocker arm and the choke valve shaft of the carburetor; the return spring is arranged on the choke valve shaft and connected with the carburetor body; the choke valve rocker arm is rotatably connected to the choke valve shaft; a rocker arm working surface used for pushing the choke valve shaft to rotate is arranged on the choke valve rocker arm; and the metal temperature control device is connected with the choke valve rocker arm and arranged on a heating component of an engine. The invention has the advantages of convenient use, simple structure, stability and reliability.

The invention discloses a counterpoint method of applique embroidery surface mounting. By the method, the defect that the surface mounting counterpoint for multiple times is irregular is overcome. A surface mounting process is convenient to operate, quick, precise, simple in operation, practical and reliable. The operation flow comprises the following steps of: firstly, clamping an embroidery material on an independent embroidery frame, placing the embroidery frame on an embroidery machine, and embroidering the outlines of the embroidery material and a placing position of surface mounting through weaving with a single needle; secondly, sticking a transparent adhesive sheet on a counterpoint frame of a counterpoint device, correcting and superposing the embroidering independent embroidery frame and the surface mounting position of the surface mounting counterpoint frame, and setting the position; and finally, sticking the material required to be embroidered onto the independent embroidery frame, sticking surface mounting sheets onto the material required to be embroidered according to the surface mounting position of the counterpoint frame, and placing the independent embroidery frame on the embroidery machine to embroider. The whole pattern can be embroidered at one time, so the counterpoint time of surface mounting is reduced, the production efficiency of the embroidery machine is improved, mass production can be realized, and the manufacturing cost of applique embroidered clothes is greatly reduced.

The invention discloses a drive device of a magnet exciting coil with an online magnetic balancing head. The drive device comprises a voltage regulating circuit and a current regulating circuit, wherein the voltage regulating circuit is composed of a comparison circuit, a metal-oxide-semiconductor field effect transistor (MOSFET) drive circuit, an MOSFET and a filter circuit and can convert a voltage signal output by a controller into a power signal with a wave form similar to that of the voltage signal; and the current regulating circuit is composed of an H bridge circuit and two half-bridge drive circuits and can change a current direction of the power signal output by the voltage regulating circuit in a staggered manner by controlling the H bridge circuit to switch on or off a bridge so as to meet a requirement for an operation of a drive coil with a dynamic balancing head. By coordinating the voltage regulating circuit with the current regulating circuit, drive voltages meeting the requirement for a magnet exciting coil with an online active balancing head can be outputted. The drive circuit provided by the invention is adopted, so that the magnet exciting coil with a balancing head can be driven so as to rotate a counterweight plate in relative to a main shaft, thus further correcting imbalance of the high-speed main shaft. Therefore, a vibration level of a machine is reduced, and operation quality, efficiency and service life of the machine are improved.

The present invention provides a combat management method for multi-unmanned aerial vehicle task assignment, and the specific steps are: step 1, according to the number of targets N and the total number K of task types, generate a target matrix O[N×K] and a task matrix P[N ×K]; step 2, according to the number M of drones, the number N of targets and the total number K of task types, generate a UAV matrix Q[N×K], where M≥N; step 3, according to O [N×K], P[N×K] and Q[N×K] get a three-dimensional array

The invention provides a device for supplying power through a battery and a power supply method of the device. The device comprises a control circuit, a direct current/direct current conversion circuit and a power utilization circuit, wherein the control circuit is used for detecting an input signal and generating a control signal used for instructing the work state of the device based on the input signal; an input port of the direct current/direct current conversion circuit is used for being connected with a positive electrode and a negative electrode of the battery, the direct current/direct current conversion circuit receives the control signal and converts the input voltage of the input port into the output voltage, responds to the control signal and instructs the device to be in the non-standby state, so that the voltage value of the output voltage generated by the direct current/direct current conversion circuit is a first voltage; the direct current/direct current conversion circuit responds to the control signal and instructs the device to be in the standby state, so that the voltage value of the output voltage generated by the direct current/direct current conversion circuit is a second voltage different from the first voltage; the power utilization circuit is connected with an output port of the direct current/direct current conversion circuit so as to receive the output voltage. The battery capacity can be fully used by the device, so that use cost is reduced, and a constant supply current is maintained.

The invention discloses a bearing press installation equipment with high automation efficiency. A bearing receiving jig is installed at the end of the extension part of the hydraulic pressing arm, the opening of the bearing receiving jig is set upwards, and the inner side of the upper part of the installation pillar is Both are horizontally equipped with falling guide rails, and a miniature pressure switch with elastic structure is embedded at the bottom of the opening of the bearing receiving fixture. The upper part of the falling guide rail is horizontally installed with a horizontal guide rail, the outside of the horizontal guide rail is covered with an electric moving seat, and the inner side of the lower part of the electric moving seat is embedded with an electromagnetic adsorption structure. The intelligent design is adopted in the present invention, so that the motor shaft can realize automatic bearing press-fitting work through magnetic adsorption, horizontal transportation, automatic induction, press-fitting and other structural cooperation, which improves the work efficiency and meets the needs of the work.

The invention discloses a die changing trolley with a die anti-deviation mechanism. The die changing trolley with the die anti-deviation mechanism comprises a base, wherein a moving table is slidably connected to the top end of the base; a first transverse rod is arranged in the base; a sliding rod is slidably connected to the surface of the first transverse rod; a motor closing button is arranged on the surface of the sliding rod; a vertical plate is fixedly connected to the surface of the sliding rod; rolling wheels are rotatably connected to the interior of the vertical plate; and a telescopic plate is inserted into the top end of the base. By arranging the movable vertical plate, a die can be clamped, so that the die changing trolley can adapt to dies with various widths; and the rolling wheels are arranged on the vertical plate, so that movement of the die can be facilitated, deviation of the die can be avoided, the function of the device is increased, the correction link is omitted, the working time of workers is saved, the working efficiency is improved, and the requirements of various kinds of work in the prior art are better met.

The invention discloses a data acquisition circuit for electroencephalogram detection, which comprises a main clock, a sequential logic circuit, an acquisition bus, a latched/series shift register and a plurality of buffer gates. Each branch circuit respectively transmits sampled synchronous data to one buffer gate; on the basis of the main clock, according to the requirements of a frame structure, the sequential logic circuit sends gate control signals from different paths of gate control signal wires at different moments to control to open the corresponding buffer gates and sends the synchronous data of the branch circuits onto the acquisition bus; after the synchronous data on each branch circuit is sent to the acquisition bus, the sequential logic circuit sends a latch signal to the latched/series shift register to load the synchronous data into the latched/series shift register; and the latched/series shift register outputs the loaded data in a series form to form a high speed data stream under the control of a serial clock. According to the acquisition circuit disclosed by the invention, the requirement on working of an electroencephalogram detection device is met.

The invention relates to an automatic corrosion preventing machine for PCCP pipes. The machine comprises a main rotating worktable (1) for placing the PCCP pipes, and a lifting mechanism (3) for placing a spraying gun (2), wherein the operation of the main rotating worktable (1) and the operation of the lifting mechanism are both driven by a variable frequency speed adjusting motor (4). The invention provides the automatic corrosion preventing machine for the PCCP pipes, which is simple in structure, high in production efficiency and stable in spraying quality.

The invention discloses a salary bill positioning and cutting device for financial management, and belongs to the technical field of financial management. The salary bill positioning and cutting device comprises a workbench. Two vertical plates are installed on the top of the workbench, a top plate is installed on the tops of the two vertical plates, and a cutter is arranged between the two vertical plates. An electric telescopic rod is installed at the position, corresponding to the cutter, of the top plate, and fixing devices are installed at the positions, corresponding to the cutter, of the vertical plates. Each fixing device comprises a threaded rod, a first rotary knob and a moving frame. The first rotary knobs are arranged on the two sides, far away from each other, of the two vertical plates, and each threaded rod is installed at the end, close to the corresponding vertical plate, of the corresponding first rotary knob. According to the salary bill positioning and cutting device, the fixing devices are arranged, and therefore the cutting device can fix salary bills with different sizes and different thicknesses when needed, positioning of the salary bills is facilitated, the possibility of movement of the salary bills is reduced, and then the practicability of the device is improved.

The invention relates to the technical field of spraying equipment, in particular to an electric sprayer, and aims at providing the electric sprayer which is high in work efficiency and has a good atomization effect. The electric sprayer comprises a base and a liquid tank fixedly arranged on the base; the top end of the liquid tank is provided with a pesticide tank cover and a liquid inlet; the pesticide tank cover is arranged on the liquid inlet of the liquid tank through threaded connection; a liquid outlet used for discharging waste liquid is also formed in the bottom part of the liquid tank; a micro pump and a storage battery are detachably arranged between the liquid tank and the base; the micro pump is connected with a liquid injection switch through a rubber tube; the other end of the liquid injection switch is connected with a spray rod; the other end of the spray rod is connected with a shower nozzle; the storage battery is connected with a charging jack. The electric sprayer disclosed by the invention not only has the advantages that the energy consumption is low, the work efficiency is high and the atomization effect is good but also the labor strength of a worker is greatly reduced; the electric sprayer is also very easy to maintain, is higher in operation continuity, and meets the production requirement of the worker.

The invention discloses a diamond wire production process with quantitative sanding and online monitoring function. The process comprises the following specific steps of: A, payoff, B, surface cleaning, C, surface pretreatment, D, diamond attachment, E, diamond consolidation, F, friction reduction clad layer coating and G, drying, wherein an on-line monitoring device is arranged between the step Eand the step F; the device applied in the step D is an automatic adding diamond device which is arranged on a corundum plating tank and includes a sand storage tank, a conveyor and a storage tank fixing support frame. The diamond wire production process with quantitative sanding and online monitoring function solves the problem that the content of the corundum in the plating solution caused by the manual addition greatly fluctuates, and the quality of the diamond wire quality is greatly improved, the labor cost of the enterprise is reduced, and the diamond wire production process can providedata support for the quality assessment and production process adjustment of the of the diamond wire.