24results about How to "Convenient speed control" patented technology

The utility model belongs to the technical field of copper wire processing, and particularly relates to a linear guide rail take-up structure of an annealing and tinning machine, which comprises a workbench, the workbench is fixedly connected with an annealing and tinning machine main body, a fixed seat is fixedly arranged on the workbench, a take-up shaft is rotatably connected onto the fixed seat, and the take-up shaft is fixedly connected onto the workbench. A fixed seat is arranged on the workbench, a take-up shaft is arranged on the fixed seat, a driving mechanism for driving the take-up shaft to rotate is arranged on the fixed seat, a take-up barrel is arranged on the take-up shaft, a horizontal linear guide rail mechanism is arranged on the front side of the workbench, and in the process that the take-up barrel rotates to take up a copper wire, the copper wire is guided through left-right movement of a guide limiting mechanism; and the overall diameter of the take-up barrel after the copper wire is wound is detected through the distance sensor, the rotating speed of the take-up barrel is conveniently controlled, the take-up speed is kept within a stable interval or constant, and the situation that the diameter of the copper wire is increased after the copper wire is wound, consequently, the linear speed is increased, and the amplitude change of the pulling force borne by the copper wire is large is avoided.

The invention relates to the field of intelligent control, and provides an intelligent control system and method for metal waste treatment, and the method comprises the steps: carrying out the correlation analysis of a metal waste crushing monitoring video and metal waste feeding speed time sequence data, so as to know the fusion characteristics of metal waste crushing rotating speed correlation factors; and meanwhile, time sequence analysis is conducted on crushing rotating speed time sequence data of crushing equipment to know metal waste crushing rotating speed time sequence characteristics, metal waste crushing rotating speed associated factor fusion characteristics and the metal waste crushing rotating speed time sequence characteristics are comprehensively considered, and the crushing rotating speed regulation and control direction of the next time point is obtained through analysis and classification. In this way, regulation and control of the rotating speed of the crushing equipment can be optimized, and therefore intelligent control over the metal scrap crushing treatment process is achieved.

The invention relates to the technical field of plastic production, in particular to a control method of a PVC (polyvinyl chloride) full-automatic mixing line centralized feeding system, which comprises the following steps: acquiring each sub-domain and a melt plasticizing value of each sub-domain at each acquisition moment; the ideal melt plasticizing value of each sub-domain and the simulated melt plasticizing value of each sub-domain at the next acquisition moment are obtained respectively; obtaining the fitness of each parameter vector; in the process of obtaining the optimal parameter vector at the current collection moment, the convergence factor during each iteration passes through the convergence factor during the adjacent iteration and the closeness degree of the fitness of all parameter vectors during the adjacent iteration, and the difference of the parameter vectors between each iteration and the adjacent iteration is combined to obtain the optimal parameter vector at the current collection moment. Comparing the simulated temperature at the next acquisition moment with the preset ideal temperature for updating; and controlling the pressure of the die head of the extruder based on the obtained optimal parameter vector. The invention aims to improve the control precision of the pressure of the extruder die head.

The invention discloses a biomass fuel rod forming device, which is applied to the technical field of biomass, and is provided with a driving assembly for driving a transmission assembly II, a linkage assembly II, a linkage assembly I, a cutting assembly and the driving assembly to rotate; and a driving motor of a single driving assembly can be used for conveying and extruding the biomass fuel downwards and cutting off a combustion rod subjected to extrusion forming. The cutter of the cutting-off assembly reciprocates, no empty mileage exists in advancing and resetting of the cutter, and the combustion rod is effectively cut off. A driving motor is used in cooperation with a controller used for controlling the motor to rotate, the rotating speed of the output end of the driving motor is controllable, the reciprocating speed of a cutter is controllable, fixed-distance cutting-off of the combustion rod can be achieved, a conveying auger rotates along with the conveying auger, and the combustion rod can be cut off under the condition that an extrusion motor drives an extrusion screw rod to rotate to convey and extrude fuel; normal extrusion conveying of the fuel in the extrusion bin is not affected by acceleration or slowdown of the conveying auger.

The present invention discloses a control method for a silicone oil fan, a control device for a silicone oil fan and a vehicle. The control method for the silicone oil fan comprises: obtaining operating parameters of the engine and operating parameters of a vehicle air conditioner to determine a target speed of the silicone oil fan; obtaining an actual speed of the silicone oil fan and determining a speed deviation from the target speed of the silicone oil fan; obtaining a response time of the silicone oil fan; and adjusting the speed of the silicone oil fan in real time according to the speed deviation between the actual speed of the silicone oil fan and the target speed and according to the response time of the silicone oil fan.

The utility model belongs to the field of traditional Chinese medicine production, and provides a medical composite magnetic stirrer which comprises a tank body and a stirring device, the stirring device is arranged at the bottom of the tank body, the stirring device comprises a magnetic cylinder with a central shaft groove formed in the bottom and an isolation hood arranged outside the magnetic cylinder, and an impeller is arranged in a gap outside the isolation hood. A radial outer magnetic ring is arranged at the top of the impeller, an axial outer magnetic ring is arranged on the inner wall of the impeller, a radial inner magnetic ring is arranged at the top in the magnetic cylinder, an axial inner magnetic ring is arranged on the inner wall of the magnetic cylinder, a driving device is arranged at the bottom of the magnetic cylinder, and the driving device is connected with a central shaft groove in the bottom of the magnetic cylinder in a matched mode and drives the stirring device to rotate and stir. According to the invention, higher torque can be transmitted through composite magnetic force, controllable transmission torque and rotating speed in a larger range can be obtained, more stable speed regulation performance is obtained, non-contact regulation of torque and power is realized, the practicability is higher, and the operation efficiency is higher.

The present invention relates to the technical field of electric corn detasseling machines, and in particular, to an electric corn detasseling machine and a control method. The detasseling machine includes a detasseling machine body, which includes a vehicle body and a detasseling part, and the detasseling part is used to move with the vehicle body to detassel corn; the detasseling part includes a pair of symmetrically arranged detasseling components, and the detasseling components include a straw divider located on the outside and an electric rubber roller located on the inside; the detasseling machine body in the present invention adopts an electric rubber roller in an electric form, which is smaller in size, lighter in weight, and more flexible in adjustment, so as to achieve more accurate detasseling. A detasseling area for clamping and removing male ears is formed between the two electric rubber rollers; it can be understood that when the male ears of corn enter the detasseling area, other side leaves can be separated by the straw divider to reduce losses.

The utility model discloses an aluminum foil coating mechanism with a glue uniformizing roller, which comprises a unit frame, an anilox roller, a glue compression roller, an atomization friction roller, a first guide roller, a second guide roller and the glue uniformizing roller, and the anilox roller, the glue compression roller, the atomization friction roller, the first guide roller, the second guide roller and the glue uniformizing roller are all mounted on the unit frame. The first guide roller and the second guide roller are used for changing the conveying direction of aluminum foil and arranged on the upper portion and the lower portion of the unit frame respectively, the glue pressing roller is arranged above the anilox roller, the two ends of the glue pressing roller are connected with pressing air cylinders, the atomization friction guide roller is installed above the glue pressing roller, and the atomization friction guide roller is connected with the atomization friction guide roller. A glue uniformizing roller is arranged between the atomization friction guide roller and the glue pressing roller and connected with a variable frequency motor through a synchronous belt wheel mechanism. The glue uniformizing roller is connected to a glue uniformizing roller arm; and the glue uniformizing roller arm is used for fixing the unit frame. And the glue uniformizing roller is connected to the glue uniformizing roller arm through a bearing and an elastic retainer ring for a shaft. Compared with the prior art, the aluminum foil coating machine disclosed by the utility model has the beneficial effects that the glue uniformizing roller is additionally arranged on the aluminum foil coating machine, secondary coating is performed on the surface of an aluminum foil coating through the glue uniformizing roller, and the coating on the surface of the aluminum foil is further flattened, so that the coating is uniform, the phenomena of floating and non-uniform coating on the surface of the aluminum foil are eliminated, and the product quality is improved; the variable frequency motor can control the rotating speed of the glue uniformizing roller to be consistent with the advancing speed of the aluminum foil.

The utility model relates to a variable fertilizer distribution and application machine based on soil moisture content, and relates to the technical field of agricultural machinery; the material cylinder bottom end discharge hopper is inserted in the poking plate, and a magnetic valve is arranged on the discharge hopper; a plurality of distribution hoppers are arranged on the outer ring wall of the central roller in equiangular distribution; the bottom of the poking plate is provided with a discharge hopper; the front end of the central shaft is rotatably connected to the front side wall of the poking plate through a bearing, and the central shaft is arranged on the front side of the poking plate; the variable component is arranged on the front side of the central shaft; the water tank is fixedly arranged on the base frame, and the water tank is arranged on the right side of the groove; a water pump is arranged on one side of the water tank, a drain pipe is arranged on the water outlet of the water pump, and the drain pipe is arranged in the groove; the discharge amount is controlled by controlling the rotating speed, so that the fertilizer is discharged according to the soil requirement, and the water flow is adjusted according to the soil humidity to promote the dissolution of the fertilizer.

The present invention relates to the technical field of traditional Chinese medicine production and purification, and in particular to a centrifugal purification device for the production of traditional Chinese medicine oral liquid preparations. The present invention includes a supporting device and a centrifugal device, the centrifugal device is connected to a pipeline system, the centrifugal device includes a centrifugal cylinder and a sedimentation cylinder, the centrifugal cylinder and the sedimentation cylinder are connected and combined by a combined clamping plate and driven to rotate by a power device, and a cleaning device and a monitoring system are arranged in the centrifugal device. The supporting device is used to support the centrifugal device to reduce the shaking of the centrifugal device when it rotates at high speed. The centrifugal cylinder is used to store medicines and generate centrifugal force through rotation to throw impurities with higher density into the sedimentation cylinder. The sedimentation cylinder is used to receive separated impurities for easy cleaning. The monitoring system is used to monitor the operating data of the equipment, ensure the normal and continuous operation of the equipment, improve production safety and ensure the quality of production.

The utility model relates to the technical field of display stands, in particular to a display stand with a folding function. Comprising a base and a display stand, the display stand is arranged at the inner bottom of the base, the display stand comprises a first display stand body arranged at the inner bottom of the base, a second display stand body arranged at the center of the first display stand body and a third display stand body arranged at the center of the second display stand body, and a lifting assembly is arranged at the inner bottom of the first display stand body; the lifting assembly comprises a first motor arranged at the inner bottom of the first exhibition stand, a first gear arranged at one end of the output shaft of the first motor, four second gears meshed with the first gear, and trapezoidal screw rods connected to the second gears, and an output shaft of the first motor rotationally penetrates through the inner bottom of the first exhibition stand; a rotating assembly is arranged in the base, the rotating assembly drives the exhibition stand to rotate, and a plurality of storage boxes are arranged on the first exhibition stand. Compared with the prior art, the foldable display stand has the advantages that the display stand can be folded, and the display stand can rotate.

The utility model relates to a ship cleaning robot which comprises a main body support which comprises a first frame assembly and a second frame assembly which are arranged in parallel and a plurality of connecting stand columns located between the first frame assembly and the second frame assembly. The walking mechanism comprises a connecting support and walking assemblies arranged on the two sides of the connecting support respectively, the connecting support is detachably arranged at the bottom of the second frame assembly, and the two walking assemblies are arranged on the two sides of the second frame assembly respectively; the cleaning mechanism comprises a cleaning driving assembly, a connecting main beam and a cleaning disc assembly which are sequentially connected from top to bottom, and the connecting main beam is detachably arranged between the first frame assembly and the second frame assembly; a cleaning disc of the cleaning disc assembly is located below the second frame assembly, and the cleaning disc is located between the two walking assemblies. The top end of the cleaning driving assembly penetrates out of the top of the first frame assembly.

The adjustable transverse rolling cylinder supporting device suitable for the various diameters comprises a passive vertical frame, bottom plates, a lead screw, a rocking handle, a limiting base, an active support and T-shaped guide rails, the two symmetrical T-shaped guide rails are fixed to the lower end of the passive vertical frame and the lower end of the active support, and the two bottom plates are fixed to the ground in parallel at a certain distance; two parallel T-shaped grooves are formed in the bottom plates in the length direction respectively, the two passive vertical frame T-shaped guide rails are installed in the T-shaped grooves in the two ends of one bottom plate respectively, the passive vertical frame and the active support T-shaped guide rails are installed in the T-shaped grooves in the two ends of the other bottom plate respectively, and limiting bases are fixed to the centers of the two bottom plates respectively. The lead screw is supported by the limiting base and penetrates through the limiting base, one end of the lead screw penetrates through the passive vertical frame lead screw nut, the other end of the lead screw penetrates through the passive vertical frame or active support lead screw nut, the lead screw matched with the limiting base is a cylinder, the lead screw on one side of the limiting base is provided with left-hand threads, and the lead screw on the other side of the limiting base is provided with right-hand threads.

The invention discloses a shell and kernel separating device for frying nuts, relates to the technical field of nut processing, and aims to solve the technical problem of high breakage rate of walnut kernels at present. The shell and kernel separating device comprises a separating box, a feeding mechanism arranged on the separating box, and a clamping mechanism, a rolling mechanism and a winnowing mechanism which are arranged in the separating box, the feeding mechanism comprises a feeding box used for feeding walnuts, the clamping mechanism comprises clamping plates, limiting plates and a pushing unit, the clamping plates and the limiting plates are used for applying pressure to six surfaces of the walnuts, the pushing unit is used for driving the clamping plates and the limiting plates, and the rolling mechanism comprises a conveying extrusion roller and a friction roller which are used for receiving the cracked walnuts. A spiral conveying groove is formed in the outer surface of the conveying extrusion roller, and the winnowing mechanism comprises a winnowing cylinder and a supporting cylinder which are used for separating shells and kernels. The walnut shell removing device has the advantages that shells are removed in a friction and extrusion matching mode through six-face uniform clamping pre-splitting and gradual-change diameter rolling conveying, the walnut shell removing device is suitable for walnuts of different sizes, the breakage rate of walnut kernels is reduced, and the integrity and value of the separated walnut kernels are improved.

The invention relates to the technical field of traditional Chinese medicine production and purification, in particular to a centrifugal purification device for traditional Chinese medicine oral liquid preparation production. The device comprises a supporting device and a centrifugal device, the centrifugal device is connected with a pipeline system, the centrifugal device comprises a centrifugal cylinder and a precipitation cylinder, the centrifugal cylinder and the precipitation cylinder are connected and combined in a limited mode through a combined clamping plate and driven by a power device to rotate, and a cleaning device and a monitoring system are arranged in the centrifugal device. The supporting device is used for supporting the centrifugal device and reducing shaking of the centrifugal device during high-speed rotation, the centrifugal barrel is used for storing chemicals and throwing impurities with higher density into the precipitation barrel through centrifugal force generated by rotation, the precipitation barrel is used for receiving the separated impurities, and the monitoring system is convenient to clean and used for monitoring operation data of equipment. The normal continuous work of equipment is ensured, the production safety is improved, and the production quality is ensured.

The utility model discloses a kind of anti-skid conveying devices of climbing belt conveyor, belong to climbing belt conveyor technical field.This kind of anti-skid conveying device of climbing belt conveyor, including main body and adjusting mechanism, main body includes mounting bracket, the both sides of one end of mounting bracket are all provided with sliding slot, the inside of sliding slot is all slidably installed with bearing seat, a pair of bearing seat is wound with driven roller between, the inside of the other end of mounting bracket is rotatably connected with driving roller, driven roller and driving roller are wound with belt between, the outer surface of belt is provided with several groups trapezoidal anti-skid protrusions at equal intervals, the inside of mounting bracket is rotatably connected with several support rollers between driven roller and driving roller, the outside of support roller and the inside of belt are in abutment;Adjusting mechanism includes a pair of fixed frame, the bottom of a pair of fixed frame is respectively connected with the upper end of mounting bracket two sides, the inside of fixed frame is slidably inserted with baffle, the utility model, can effectively improve the practicality of anti-skid conveying device of climbing belt conveyor, with higher practical value.

The present invention relates to the field of energy storage technology, and discloses a novel energy storage system integrating pumped storage and compressed air, comprising: a pumped storage system, including a first water transmission pipeline; a compressed air energy storage system, including a plurality of sub-compressed air energy storage systems, the plurality of sub-compressed air energy storage systems are arranged on one side of the pumped storage system, the plurality of sub-compressed air energy storage systems are arranged in intervals from high to low, and any sub-compressed air energy storage system is connected to the first water transmission pipeline through a second water transmission pipeline. The present invention improves the capacity of a single form of energy storage, enriches the operating conditions of the energy storage system, and broadens the energy storage adjustment range by jointly operating the compressed air energy storage system with the pumped storage system, which is conducive to promoting the development and construction of small and medium-sized pumped storage power stations. In addition, the plurality of sub-compressed air energy storage systems are arranged in intervals from high to low, realizing the graded energy storage of compressed air potential energy, so that the compressed air energy storage system can operate more efficiently and stably.

The invention discloses low-profile high-precision flexible cable winding and unwinding equipment, and belongs to the field of mooring unmanned aerial vehicles. The equipment comprises a shell, and a cable storage mechanism, a cable arrangement mechanism and a main control unit which are mounted in the shell. A main motor of the cable storage mechanism is used for driving a cable storage cylinder to rotate, a first synchronous belt assembly is used for transmitting rotation of the main motor to the cable storage cylinder, and the cable storage cylinder is used for winding a stored cable. A cable arranging motor of the cable arranging mechanism is used for driving a lead screw of a lead screw sliding rail mechanism to rotate, the lead screw sliding rail mechanism is used for driving a guide wheel assembly to move in the axial direction of the lead screw, the guide wheel assembly is used for guiding a cable in the cable winding and unwinding process, and a second synchronous belt assembly is used for transmitting rotation of the cable arranging motor to the lead screw. The main control unit is electrically connected with the main motor and the winding displacement motor and controls operation of the whole equipment. The device is suitable for cables with different outer diameters, meets the requirement for high-speed cable winding and unwinding, has the function of monitoring all states, and is stable in work and high in reliability.

The invention relates to the technical field of ball mill shutdown control, in particular to a ball mill positioning shutdown control device. The control device comprises a proximity switch arranged on one side of a ball mill barrel, the proximity switch can sense the distance between the proximity switch and the ball mill barrel, the proximity switch is electrically connected with a PLC, the PLC is electrically connected with a high-voltage frequency converter, and the high-voltage frequency converter is electrically connected with a motor. Through cooperative work of the proximity switch, the PLC, the high-voltage frequency converter and the motor, inertia of the ball mill during shutdown can be effectively reduced, accurate positioning of shutdown of the ball mill is achieved, the accuracy of the parking position is greatly improved, the vehicle returning situation caused by the inertia of the ball mill and the problem of post multiple shutdown caused by the vehicle returning situation are avoided, and the service life of the ball mill is prolonged. And the impact of frequent start and stop on high-voltage equipment is reduced, the continuity of a post process is guaranteed, the equipment fault occurrence rate is reduced, and good conditions are created for a subsequent process.

The invention relates to the technical field of regulating valves, in particular to a high-pressure hydrogen regulating valve which comprises a regulating mechanism and an executing mechanism, the regulating mechanism is used for communicating with a conveying pipeline, and the executing mechanism is used for controlling operation of the regulating mechanism; the adjusting mechanism comprises an adjusting valve body and a pressure reducing assembly, a containing cavity is formed in the adjusting valve body, the pressure reducing assembly is fixedly arranged in the containing cavity of the adjusting valve body, and the pressure reducing assembly is provided with a pressure reducing flow channel for high-pressure hydrogen to flow through. According to the regulating valve, the high pressure difference acting on the valve port of the regulating valve body is rapidly decomposed by the pressure reduction assembly, so that the flow speed of high-pressure hydrogen is controlled, scouring and corrosion of the high-pressure hydrogen to the valve seat and the valve element are weakened, and the service life of the regulating valve is prolonged.

The present invention discloses a device for drying medium and large bearings after cleaning, which also includes: a material channel, which is connected to a conveyor line and guides the bearings from a horizontal state to a vertical state; a loading assembly, which is arranged at the end of the material channel and pushes the bearings to a drying device (slowly loaded); the drying device includes a rotating platform, a lower seat arranged on the rotating platform and an upper seat that can move vertically relative to the lower seat, the upper seat and the lower seat are relatively closed and form a cavity for accommodating the bearing, the upper seat is driven to rotate by the lower seat, and a positioning assembly and a driving assembly that are in rolling contact with the outer ring of the vertical bearing are arranged in the lower seat and the upper seat, the positioning assembly is coaxially arranged with the bearing, and the driving assembly drives the positioning assembly to rotate so that the outer ring of the bearing rotates around its central axis; the rotating platform drives the upper seat and the lower seat to rotate so that the bearing rotates around the axis of the rotating platform, thereby greatly increasing the cleaning effect of the bearing.

The present application relates to a kind of RAT overrunning test device and test method, belong to aviation emergency energy technical field, RAT overrunning test device is mainly composed of cabin pressure control module, test cabin module, RAT performance test module, hydraulic source module, motor etc..Wherein the RAT of test piece is fixed to test cabin module by mounting bracket, test cabin is evacuated by cabin pressure control module before test, hydraulic source provides high-pressure oil source for motor, motor provides driving power for RAT, motor is integrated with speed sensor, sensor signal is shown on hydraulic source module, can be controlled test piece speed in real time, overrunning process is tested RAT performance by performance test module.

The utility model discloses an emulsifying device for preparing microspheres, which belongs to the technical field of emulsifying equipment and comprises a workbench, an injection part and an emulsifying part are mounted on the workbench and connected through a connecting guide pipe, and the emulsifying part comprises a support frame arranged on the upper end face of the workbench and a rotary joint mounted on the upper portion of the support frame. The lower end of the rotary joint is rotationally connected with a communicating pipe, a rotating part for driving the communicating pipe to rotate is arranged on the outer side of the communicating pipe, and a metal porous membrane liquid outlet cover with a liquid leakage function is detachably arranged at the free end, deviating from the rotating part, of the communicating pipe. The device has the beneficial effects that the speed of a dispersed phase entering a continuous phase is controlled by adjusting the feeding speed of the injection pump, and the rotating speed of the liquid outlet cover is adjusted by adjusting the rotating speed of the motor, so that the interface shearing force is controlled, the working efficiency is effectively improved, and the obtained microspheres are high in dispersity and good in stability. The method can be used for precise small-batch preparation of dispersed phase and component microspheres.