48results about How to "Precisely control delivery volume" patented technology

The invention discloses a paint spraying device for wheel hubs. The paint spraying device for the wheel hubs structurally comprises a spray head body, a feeding pipe, a cross beam, a paint spraying quantitation mechanism, a programmable logic controller (PLC), a control panel, a main body, a wheel hub sliding seat, a wheel hub placing frame, a spray head, a flow sensor and a frequency converter. The main body is of a U-shaped structure; the wheel hub sliding seat is arranged in a U-shaped groove; the wheel hub placing frame is arranged in the center of the wheel hub sliding seat and directly faces the spray head; and two ends of the main body are connected through the cross beam. According to the paint spraying device for the wheel hubs provided by the invention, a reverse take-up device,a hopper opening and closing mechanism, a paint conveying device, a feeding starting mechanism, a conveying switching system and an indirect transmission device are arranged, and manual starting and programming are combined, so that an intelligent degree of the device is improved; and the rotation speed of a screw rod is changed according to the rotation speed of a motor, so that the conveying capacity of paint is further controlled, the paint spraying amount can be accurately controlled, and the occurrence of the phenomenon that the paint spraying waste is caused due to excessive paint is avoided.

The invention discloses a gas-state pollutant generating device and method for detecting performance of an air purifier. The device comprises a constant-flow pump, the constant-flow pump is connected with the liquid inlet of an atomization nozzle, the air inlet of the atomization nozzle is connected with a floater flowmeter, atomized liquid enters an evaporation chamber, an electric heating band is arranged outside the evaporation chamber, a temperature comptroller is arranged on the electric heating band, a heat preservation layer is arranged outside the electric heating band, and the outlet of the evaporation chamber is connected with a purifier test system. The gas-state pollutant generating device and generating method are simple in principle, low in cost, suitable for various pollutants which are formed by liquid evaporation and generate gas, economical and practical. A computer can remotely control the rotating speed of the constant-flow pump, control and adjust the occurrence number of the pollutants and adjust the temperature of the electric heating band, a certain quantity of gas-state pollutants can be generated, and the operation is simple and convenient.

The invention provides a batching, mixing and packaging all-in-one machine. For an existing way of connecting a batching device with a mixing device by the aid of a bucket conveyor, the height of a workshop is lowered to a certain degree, however, equipment is complicated in integral structure, poor in sealing performance, easy to pollute materials oversize in dust and not applicable due to adding of the conveyor. The batching, mixing and packaging all-in-one machine comprises a quantitative batching device, a mixing barrel (1) is mounted below the quantitative batching device, a spiral stirrer (2) is mounted inside the mixing barrel, a packaging conveyor (3) is mounted below the mixing barrel, and a bag-sewing machine (4) is arranged on the packaging conveyor which is connected with a finished product conveyor (5). The batching, mixing and packaging all-in-one machine can be used for simultaneously performing material mixing and packaging.

The invention belongs to the field of a drilling fluidic device and particularly relates to an abrasive material rotary storage tank device. The abrasive material rotary storage tank device comprises a storage tank; the storage tank comprises a tank body; one end of the tank body is connected with a hydraulic driving device by a transmission shaft and the periphery of the other end of the tank body is provided with a slide rail; corresponding to the slide rail, a sliding wheel is arranged; the sliding wheel is arranged on a storage tank bracket; the open end of the tank body is provided with a guide cylinder; the upper part of the outer end of the guide cylinder is provided with a feeding hopper; the inner end of the guide cylinder is arranged in a screen drum; the screen drum is positioned in the tank body; sieve pores are distributed on the drum wall of the screen drum; the periphery of the bottom of the screen drum is connected with a screen drum support frame; one side of the screen drum is provided with a conveying blade; both the screen drum support frame and the conveying blade are arranged on the inner wall of the tank body; corresponding to the tail end of the conveying blade, the tank body is provided with a discharge port; a buffer hopper is arranged below the discharge port; the bottom of the buffer hopper is provided with a screw conveyor; the screw conveyor is arranged on a conveyor bracket. The abrasive material rotary storage tank device has a simple and reasonable structure, can simultaneously implement rotary feeding and conveying works, can accurately control the conveying amount of abrasive materials and has a great effect on recycling of the abrasive materials.

The invention provides a device for processing a polystyrene and graphene nanocomposite microstructure array. The device comprises a laser generator, a vacuum cavity, an objective table, an ultraviolet filter lens and a gas flow control unit; the objective table is installed at the bottom inside the vacuum cavity in a detachable fixing mode, and the vacuum cavity is provided with open and closed channels; the ultraviolet filter lens is installed on the vacuum cavity, the laser generator emits a laser to irradiate theobjective table located in the vacuum cavity through the ultraviolet filter lens, and the objective table is used for placing to-be-processed objects; the gas flow control unit communicates with the vacuum cavity, and used for controlling gas entering the vacuum cavity; and thevacuum cavity is fixedly installed on a triaxial precision motion platform through a vacuum cavity fixture. As for the problem that the polystyrene and graphene nanocomposite material microstructurearray is difficult to process at present, the device for processing the polystyrene and graphene nanocomposite microstructure array is provided.

The invention provides a control device of a trace addition instrument. A start signal is received through an input module (11), a setting module (12) sets grinding liquid addition amount information, a calculation module (13) then calculates the number of circles by which a peristaltic pump (22) needs to rotate according to the addition amount information, pulse information which needs to be sent out is calculated according to the number of the circles, an output module (14) sends pulses to the peristaltic pump (22) according to the pulse information so as to make the peristaltic pump (22) rotate, and therefore grinding liquid in a grinding liquid tank (21) is thrown out. Meanwhile, the invention further provides the trace addition instrument with the control device (10). By means of the control device, the throwing amount and the throwing time of polishing liquid can be accurately controlled, and the polishing effect can be conveniently improved.

The invention discloses a hydrodynamic foaming system. The system comprises a water inlet mechanism, a liquid inlet mechanism, an air inlet mechanism, a hydrodynamic mixing box, a foaming pipe and a control mechanism; a water inlet and a liquid inlet are formed in the side wall or the top of the hydrodynamic mixing box; a liquid outlet is formed in the top of the hydrodynamic mixing box, the waterinlet is connected with a water outlet pipe of the water inlet mechanism, the liquid inlet is connected with a liquid outlet pipe of the liquid inlet mechanism, the liquid outlet is connected with aninlet of the foaming pipe through a connecting pipe, the connecting pipe further communicates with an air outlet pipe of the air inlet mechanism, and the control mechanism is connected with the waterinlet mechanism, the liquid inlet mechanism and the air inlet mechanism. A closestool and a foaming method are also disclosed. By adding the hydrodynamic mixing box, a foaming agent is injected in advance, and the use amount of the foaming agent is accurately controlled by logically controlling the working time of a liquid pump. The uniformly mixed foaming liquid is mixed with gas by utilizing the pushing force of water to finally generate foam, so that the application range is wide. The system is simple in structure, low in cost, intelligent in control and capable of rapidly generating foamand better meeting the requirements of customers.

The invention relates to the field of footbath tools, in particular to an intelligent medicine putting device of a traditional Chinese medicine footbath. The intelligent medicine putting device comprises an outer body, medicine containing boxes, connecting shafts, box covers, flow detection and control devices, guide pipes, a detection device, a wire and an information processing feedback device. According to the intelligent medicine putting device, the foot problems are scientifically and accurately detected and analyzed by adopting an intelligent operation system, and needed medicines are scientifically and reasonably matched for symptomatic treatment through an information processing device; not only are foot diseases of a user treated, but also an optimal health-care effect is achieved; the foot diseases of the user can be automatically detected, and the medicines are scientifically and reasonably put automatically according to the disease conditions; the medicine put amount can be accurately controlled.

The invention relates to the technical field of material mixing devices for cleaning equipment. The invention provides a multi-material full-automatic mixing device for SV type cleaning equipment anda control system thereof. The multi-material full-automatic mixing device for the SV-type cleaning equipment comprises: a machine frame, wherein a plurality of material bins are arranged at the top ofthe rack; the bottoms of the multiple material bins communicate with conveying pipes; a first wireless flow meter and a first electromagnetic valve are installed on each conveying pipe; the ends, away from the material bin, of the multiple conveying pipes communicate with the material mixing barrel; the bottom of the material mixing barrel communicates with a discharging pipe, and a second electromagnetic valve and a second wireless flow meter are installed on the discharging pipe; the end, away from the material mixing barrel, of the discharging pipe communicates with a connecting pipe whichcommunicates with the cleaning box. According to the invention, automatic and accurate control of material conveying, proportioning and stirring is realized, the operation is simple, and the materialproportioning is accurate and uniform.

The invention relates to the technical field of agricultural bulk blended fertilizer preparation, in particular to a small-size fertilizer preparation machine. The small-size fertilizer preparation machine comprises a rack. The small-size fertilizer preparation machine is characterized in that multiple metering and feeding devices are arranged at the upper part of the rack, and a hopper is correspondingly arranged above each metering and feeding device; the small-size fertilizer preparation machine also comprises conveying devices used for feeding the hoppers and material storage cabins; the lower ends of the conveying devices are connected with the material storage cabins, and material outlets formed in the upper ends of the conveying devices stretch to the upper parts of the hoppers; a material mixing cabin is arranged under the metering and feeding devices, the material mixing cabin is of a reversed cone cylindrical structure with an opening formed in the upper part, and a material falling outlet is formed in the lower part; a material receiving device is arranged under the material mixing cabin; the material mixing cabin comprises an annular inner wall, the middle part of the inner wall is a material falling annular surface, and at least the material falling annular surface is a hyperbolic annular surface or a parabolic annular surface. The small-size fertilizer preparation machine disclosed by the invention has the beneficial effects that the structure is simple, and crushing of fertilizer granules caused by material stirring and mixing can be avoided; time for fertilizer preparation is saved; the land occupation of the whole machine is small.

The invention provides a preparation method for an oil conduction material, and is used for solving the problems that the heat conduction performance, the oil conduction performance and the oil storage performance of the oil conduction material are low in the prior art. The invention provides the preparation method for the oil conduction material, and the preparation method comprises the followingsteps: forming: graphene and/ or graphene oxide is formed into a required shape; when the material contains the graphene oxide, an annealing step is contained before and after the forming step. The annealing step comprises the following step of carrying out annealing on the formed or non-formed graphene oxide to form the oxide. According to the preparation method, the preparation of the grapheneoil conduction material is realized.

The invention provides a graphene oil conducting material, an oil conducting group, an electronic cigarette and an oil conducting device, and is used for solving the problems of poor stability or lowoil conducting rate or low oil storage amount of the oil conducting material in the prior art. The invention provides the graphene oil conducting material which comprises a plurality of superposed layers of graphene. The graphene oil conducting material is particulate graphene, filamentary graphene or flake graphene, and has the characteristics of high thermal stability, high oil conducting rate and high oil storage amount.

The invention discloses a nano-particle ultrasonic atomization and classification device and method and belongs to the technical field of nano powder classification. The ultrasonic atomization and classification device comprises an ultrafine powder solution tank, a material inlet pipe, a ring-shaped feeding pipe, a variable cross section draining pipe, a material return pipe, an ultrasonic atomization reaction tank, an ultrasonic atomization device, an air blowing device, a water mist collecting pipe, a gas-liquid separation device and a water mist collecting tank. By means of the nano-particle ultrasonic atomization and classification device, the classification precision meets the classification requirement of nanoscale particles, the problems that a current nano powder classification device has the problems that the material liquid utilization rate is low, the material liquid input amount is not matched with the atomization amount of a transducer, the material liquid input position is not matched with the position of the transducer, and water mist collection is insufficient are solved, and the classification precision, the material liquid utilization rate and the classification efficiency can be effectively improved.

The invention belongs to the technical field of industrial waste gas treatment, and particularly provides a flue gas series desulfurization and denitration system and method. Flue gas is purified by sequentially causing flue gas to pass through a desulfurization adsorption tower and a denitration adsorption tower in series; meanwhile, active coke is conveyed to the desulfurization adsorption towerand the denitration adsorption tower independently respectively through an active coke conveying unit, and the active coke after the reaction is conveyed to an analytical tower for independent analysis and recycling. On the one hand, by independently controlling conveying amounts and conveying speeds of the active coke in the desulfurization adsorption tower and the denitration adsorption tower,the desulfurization and denitration efficiency is improved; on the other hand, by precisely controlling the conveying amounts and the conveying speeds of the active coke, the desynchrony of the two inthe use amount of the active coke is achieved, the physical loss of the active coke is reduced, and the running cost is reduced; the heating is not required before and after the flue gas treatment, and the overall energy consumption is low.

The invention provides an abrasive preparation device, a polishing system and a working method, and relates to the technical field of polishing equipment, the abrasive preparation device comprises a generation box, a stirring mechanism and a plurality of feeding mechanisms, and the stirring mechanism is arranged in the generation box; the feeding mechanism comprises a raw material box, a raw material pump and a raw material valve which are sequentially connected, the output end of the raw material valve communicates with the generation box, the raw material valve and the raw material pump are connected to the controller, and the controller is used for adjusting the discharging speed of the raw material box and the discharging ratio of different raw material boxes so as to adjust the particle size of the prepared abrasive in the generation box; aiming at the problem that an existing abrasive preparation device is inconvenient to adjust the grain size of polishing abrasives, various raw materials are used for manufacturing the abrasives, the abrasives with different grain sizes are obtained by adjusting the adding speed and proportion of the raw materials, and a polishing pump is kept to output a polishing solution while the grain size of the abrasives is adjusted; in the working process, polishing, recycling and preparing are continuously linked, work is independently carried out, mutual influence is avoided, and the working requirement of continuous polishing is met.

The invention discloses a metal wire feeding device, a charging system and a charging method, and belongs to the technical field of electroslag metallurgy. The metal wire feeding device comprises a feeding channel, a pressing mechanism, a driving mechanism, a driving wheel and a support; the pressing mechanism comprises a guide rod, an elastic piece, a pressing wheel and a sliding sleeve; the guide rod is vertically arranged on the support; the sliding sleeve is arranged outside the guide rod in a sliding mode and connected with the guide rod through the elastic piece, and the pressing wheel is rotationally connected with the sliding sleeve; the driving mechanism is arranged on the support, is connected with the driving wheel and is used for driving the driving wheel to rotate; the driving wheel and the pressing wheel are arranged on the two opposite side portions of the feeding channel respectively, and the rotating plane of the driving wheel and the rotating plane of the pressing wheel and the feeding channel are located in the same plane; and the driving wheel and the pressing wheel can be connected with a metal wire material in the feeding channel in a rolling manner. By means of the metal wire feeding device, stable pressing conveying can be achieved, the conveying amount of metal wire materials can be accurately controlled, the oxygen content of an electroslag remelting system is stably controlled to range from 20 ppm to 30 ppm, and the quality of electroslag ingots is improved.