296results about How to "Realize automatic control" patented technology

The invention discloses a fuming furnace smelting process control method and system, a terminal and a readable storage medium. The method comprises the following steps: constructing a normal association relationship among initial multi-source data in a stable operation state of a fuming furnace; collecting current multi-source data of the fuming furnace in a current operation state; identifying association deviation according to the normal association relationship and the current multi-source data; identifying an abnormal state according to the correlation deviation; and according to the abnormal state, the smelting area is finely controlled. According to the control method and system for the smelting process of the fuming furnace, the normal incidence relation among the multi-source data is constructed, the abnormal state can be recognized more accurately, then the smelting area is finely controlled, and therefore the control accuracy of the smelting process can be improved, unnecessary energy consumption and process fluctuation can be reduced, and the smelting process can be controlled more accurately. And meanwhile, local abnormity can be rapidly and effectively eliminated, further deterioration of the local abnormity is prevented, and automatic control over the smelting process of the fuming furnace can be achieved.

The invention provides a nuclear fuel assembly grabbing positioning and deviation correction method and system based on industrial vision. The method comprises the steps of obtaining multi-view image data of a target nuclear fuel assembly and structured light deformation image data under a corresponding view; extracting an outer contour boundary of the target nuclear fuel assembly in a three-dimensional space based on the multi-view image data and the structured light deformation image data to obtain initial outer contour boundary data; performing pose positioning based on the initial outer contour boundary data in combination with original design data of the target nuclear fuel assembly to obtain a current pose parameter of the target nuclear fuel assembly in a three-dimensional space; performing deviation analysis based on the current pose parameter in combination with a preset standard pose parameter to obtain current deviation data and a corresponding deviation analysis result; and if the deviation analysis result is correctable deviation, performing instruction generation based on the current deviation data to obtain a pose correction instruction. The problem that the correction effect is poor in an existing method is solved.

This invention discloses an automatic pepper harvesting machine, comprising a harvesting device including a receiving hopper and a rotating gripping mechanism slidably disposed on the receiving hopper. The rotating gripping mechanism includes a first rotating structure and a second rotating structure. A mounting rod is disposed on the first rotating structure, and harvesting springs are disposed on the mounting rod. A swing arm is disposed at the end of the mounting rod and connected to the second rotating structure. The first rotating structure includes an inner rotating chain, on which the mounting rod is mounted. The second rotating structure includes an outer rotating chain, on which the swing arm is mounted. Both the first and second rotating structures are provided with transmission sprockets, which are connected to a sprocket drive structure. The harvesting springs on adjacent mounting rods are arranged in a crisscross pattern. Each harvesting spring includes a hook-shaped connecting part, a spring part, a receiving part, and a holding part. The hook-shaped connecting part is connected to the mounting rod, one end of the receiving part is connected to the hook-shaped connecting part via the spring part, and the other end of the receiving part is connected to the holding part.

The utility model provides a jaw crusher which comprises a base, a crusher body is arranged on the base through a support, a support stretching across the upper side of the crusher body is arranged on the base, a feeding box is vertically arranged on the support in a vibrating mode, the lower end of the feeding box is in a contractive prismatic table shape, a feeding port is formed in the top of the feeding box, and a discharging barrel is arranged at the bottom of the feeding box. And a control valve is arranged on the discharging barrel. According to the jaw crusher disclosed by the utility model, not only can the basic requirement of crushing and processing materials be met, but also the feeding amount can be automatically controlled, the workload of workers is reduced, and the overall efficiency of crushing and processing the materials is improved.

The utility model discloses a sensing type emulsion driving system which comprises a box body arranged in a mine, a driving mechanism used for forming an emulsion driving structure, a lubricating mechanism used for forming a lubricating oil distribution structure and a monitoring mechanism used for forming a combined monitoring structure, the driving mechanism is arranged on one side of the interior of the box body, the lubricating mechanism is assembled on one side, far away from the driving mechanism, of the interior of the box body, and the monitoring mechanism is arranged on the driving mechanism and the lubricating mechanism. The lubricating system is guaranteed to run stably, the use safety of the lubricating system is guaranteed, automatic lubrication on multiple devices at fixed time, fixed point and fixed quantity is achieved, a monitoring mechanism is arranged, and a pressure sensor, a weighing sensor, a grease sensor and a proximity switch are matched to detect the residual amount of lubricating grease and the working state of the lubricating system in real time, so that the working efficiency is improved. And potential safety hazards are reduced.

The chloride ion detection device comprises a detector body, an electric push rod is fixedly connected to the bottom of the left side of the back face of the detector body, the output end of the electric push rod is fixedly connected with a placement seat, a moving groove is formed in the top of the placement seat, and a clamping plate is slidably connected to an inner cavity of the moving groove; and inner cavities of the clamping plates are in threaded connection with first threaded rods, one ends of the first threaded rods are fixedly connected with driven bevel gears, and the surfaces of the driven bevel gears are engaged with driving bevel gears. According to the feeding and discharging device, feeding and discharging work can be conveniently and rapidly conducted through the front-back displacement structure, and sample containers of different sizes can be rapidly clamped and fixed through the clamping structure; and then the detection pen is inserted into the inner cavity of the sample container through the arranged up-down displacement mechanism to detect the content of the chloride ions in the sample, so that the detection efficiency can be improved.

The utility model belongs to the technical field of mine gushing water treatment, and relates to pre-oxidation integrated treatment equipment for removing heavy metals in mine gushing water. Comprising a pre-oxidation bin, a metal alkali environment precipitation reaction unit, a flocculation mixing reaction tank and a plate type filler precipitation unit, the flocculation mixing reaction tank comprises a first flocculation mixing reaction unit and a second flocculation mixing reaction unit, and an oxygen supply ring pipe and an oxygen releaser are arranged at the bottom of the pre-oxidation bin; a matched dosing device is integrated on the side wall of the treatment tank, and the dosing device comprises an alkali liquor dosing system, a PAC dosing system and a PAM dosing system; stirrers are arranged in the metal alkali environment precipitation reaction unit, the first flocculation mixing reaction unit and the second flocculation mixing reaction unit; pre-oxidation treatment is carried out before alkaline precipitation reaction and coagulation-flocculation reaction, so that valence of metal ions in the mine inflow water is increased, and then alkaline precipitation reaction is carried out on the metal ions, so that the removal rate of the metal ions and the stability of precipitates can be improved.

This application claims a column-type integrated feeding sewing machine, comprising a base plate, a column shuttle, a lower shaft, a coupling, and a rotary drive. The column shuttle is rotatably mounted on the base plate and includes a rotary hook. The lower shaft is driven by the rotary hook and drives it to rotate. The coupling includes a driving component and a driven component, the driven component being independent of the driving component and connected to the lower shaft. The rotary drive is mounted on the base plate and driven by the column shuttle, and can drive the column shuttle to swing relative to the base plate, coupling / decoupling the driven component from the driving component. This enables automated control of the column shuttle's swing, simplifying the structure required for the swing design, facilitating system debugging, and ensuring the accuracy of the swing angle, thereby effectively improving production efficiency and reducing the labor intensity of operators.

This invention provides an aircraft ram air intake system and control method. The system includes a ram air intake and an emergency ram air regulating valve. The upstream side of the ram air intake is connected to the outside atmosphere, and the downstream side is connected to a heat exchange ram air line and an emergency ram air line. The heat exchange ram air line is arranged to provide heat exchange ram air, and the emergency ram air line is arranged to provide emergency ram air to the aircraft cabin. The emergency ram air regulating valve is arranged in the emergency ram air line to control the on / off state of the emergency ram air line. The aircraft ram air intake system according to this invention is more economical and safer, and also improves the comfort of the aircraft cabin.

The application provides a fermentation mechanism with multi-layer tray fixation, relates to the fermentation technical field, and comprises a hydraulic damping and oil path locking system formed by the cooperation of a groove, a piston block and a push spring; and a linkage mechanism which converts linear motion of a tray into a hydraulic drive signal by the cooperation of a fixing frame, the tray, a moving wheel, a fixing wheel, a belt, a rotating shaft, an intermediate sleeve, an extension rod, an extension sleeve, a double pulley and a tension spring. The mechanism automatically limits the speed by the flow damping of hydraulic oil when the tray is pulled out, and the oil path is locked by the cooperation of the elastic sheet and the groove and the blocking of the intermediate groove by the sealing sleeve when fixation is needed, so that the dough displacement or falling caused by too fast pulling out of the tray is effectively avoided, and the stability and safety of the fermentation operation are significantly improved.

The invention discloses a safety air bag part positioning and punching forming device and a forming method thereof, and relates to the technical field of punching equipment. Comprising a forming installation part, and a flatness detection part is installed on the forming installation part and used for prompting that a blank is bent; a series connection prompting piece is mounted on the forming mounting piece; the flatness detection piece is used for conducting the series connection prompting piece; a safety switch piece is installed on the side face of the forming installation piece. A spiral driving piece is mounted on the safety switch piece; the serial prompting piece is matched with the flatness detecting piece, so that the flatness of the blank can be automatically detected when the blank is placed, and the situation that bending is not known in time during early-stage machining is avoided.

This invention discloses an automated centrifuge and its control system based on material purification. The centrifuge body includes a centrifuge body and an automated control system used in conjunction with it. The centrifuge body is electrically connected to the automated control system, enabling automated sensing, decision-making, and execution throughout the entire material purification process, constructing a closed-loop control system of "collection-analysis-control-feedback." The centrifuge body includes a rotating drum, a drive system, a feeding system, a discharging system, an automatic unloading mechanism, and a safety protective shell. The rotating drum, as the core component for material separation and purification, is made of stainless steel or titanium alloy. This invention relates to the field of material purification equipment technology, specifically enabling automated control of the entire material purification process, improving purification accuracy and production efficiency, enhancing equipment operational safety, realizing process formula storage, data traceability, and production line linkage, and reducing reliance on manual labor.

The utility model discloses a kind of spiral samplers for sampling in steeping pit, including spiral sampler and installation platform, sampling port, screw mechanism, water level sensor and sample storage mechanism are equipped on the spiral sampler, sealing mechanism is equipped on the sampling port, the bottom end of the installation platform is provided with sliding slot, sliding rail is equipped on the sliding slot, electric sliding block is equipped on the sliding rail, the bottom end of the electric sliding block is equipped with adjusting plate, lifting mechanism is equipped between the adjusting plate and the top end of the spiral sampler, installation plate is equipped on the spiral sampler, locking mechanism is equipped between the installation plate and the adjusting plate, the locking mechanism includes lifting iron cylinder and lifting column, the structure is moved from specified position, adjusts sampling depth, executes sampling task to lastly take out sample, the whole process realizes automation control, not only significantly improve work efficiency, also reduce the error possibly brought by human operation, improve the accuracy and consistency of sampling.

The utility model discloses an automatic punching device for columnar moxibustion material, which comprises a rack, a drilling assembly and a lifting assembly, the drilling assembly comprises a drill bit, a working table is arranged below the drill bit, a punching station is formed on the working table by arranging a front push plate and a movable baffle, and the upper part of the front push plate is connected with an upper baffle for limiting the upper side of the moxibustion material; the front push plate is connected with a first air cylinder enabling the front push plate to move front and back, the two movable baffles are connected with a second air cylinder enabling the movable baffles to move front and back, a discharging port is formed in the rear side of the punching station, and the punched moxibustion materials can be pushed to the discharging port by the front push plate and fall down from the discharging port. Automatic moxibustion material punching is achieved through downward drilling and upward resetting of the drill bit, automatic moxibustion material moving-out after punching is achieved through movement of the front push plate and the movable baffle, applicability adjustment can be conducted on layout components of the device, automatic control of the whole device is facilitated, manpower is saved, the problem of hole channel deformation is solved, and production efficiency is improved. And standardization of products is facilitated.

The utility model discloses a micro-pressure oxygen-enriched cabin environment temperature regulation system, belonging to the technical field of special environment control equipment, which includes a control center module, a temperature sensing module, an actuator module and a safety protection module. The control center module is electrically connected to the temperature sensing module. The safety protection module is installed on the actuator module, and the safety protection module and the actuator module are respectively electrically connected to the control center module. Under the conditions of maintaining micro-pressure (usually 1.1 to 1.3 atmospheres) and oxygen enrichment (oxygen concentration of 21% to 30%), it ensures that the temperature inside the cabin is stable within a comfortable range, and the temperature can be set arbitrarily, usually 20 to 26 °C. It automatically controls the start and stop of the environment temperature regulation system according to the change of temperature, realizes the linkage control of the micro-pressure oxygen-enriched cabin and the environment temperature regulation system, and is convenient to operate and use.

A temperature-controlled power generation system for vehicles and a control method thereof, comprising a shell arranged in the interior of a vehicle body, the shell comprising a closed cavity, a heat recovery mechanism and a power generation mechanism being arranged in the cavity, the heat recovery mechanism and the power generation mechanism being communicatively connected with a general controller in the interior of the vehicle body, the heat recovery unit being used for absorbing heat in the interior of the vehicle body and providing power generation power to the power generation mechanism, the power generation mechanism being electrically connected with a storage battery of the vehicle body, the power generation mechanism being used for charging the storage battery, the storage battery and / or the power generation mechanism being electrically connected with a refrigeration device in the interior of the vehicle body and supplying power to the refrigeration device, the storage battery being used for providing power to the vehicle body, and the refrigeration device being used for reducing the temperature in the vehicle body, capable of automatically absorbing heat in the vehicle body and charging the storage battery, realizing the recycling of heat.

The invention discloses a control method of a test system and the test system, and relates to the technical field of electrothermal alloy wires, and the method comprises the steps: starting a first heating mode of a power module in response to a test start instruction, so as to enable the electrothermal alloy wire to be electrified and heated; the first real-time temperature of the electric heating alloy wire is collected; responding to the condition that the first real-time temperature is equal to the preset target temperature, controlling the power supply module to be switched to a second heating mode; acquiring a second real-time temperature of the electrothermal alloy wire, and determining a real-time difference value between the second real-time temperature and the target temperature; in response to the fact that the real-time difference value is larger than a preset temperature threshold value, the output current of the power module is adjusted through a current control unit until the third real-time temperature of the electric heating alloy wire is equal to the target temperature; if the electric heating alloy wire is detected to be fused, the power module is controlled to be powered off, and the test is finished; and storing test parameters in the test process, and generating a test result of the electrothermal alloy wire based on the test parameters. The control method can effectively improve the test efficiency and the test precision.

The application relates to the technical field of cow tendon line, in particular to a connecting rod type punching and conveying mechanism. The connecting rod type punching and conveying mechanism comprises a base, a punching assembly and a conveying assembly are arranged on the base, the punching assembly comprises a driving motor, a connecting rod and a sliding block, the driving motor is installed on the base, one end of the connecting rod is rotationally borne at the end of an output shaft of the driving motor, the other end of the connecting rod is hingedly matched with the sliding block, a bearing frame is fixed on the upper surface of the base, the sliding block is vertically slidably arranged on the bearing frame, a punching knife is fixed on the lower surface of the sliding block, the conveying assembly is arranged on the upper surface of the base, the conveying assembly is used for conveying the cow tendon line, and the driving assembly drives the conveying assembly to move; the application can correspondingly reduce the production cost of the cow tendon line.

The application relates to the field of water-saving irrigation, and discloses a low-power remote flow control valve which comprises a control valve body; the control valve body comprises a communication pipeline, a piston cavity and a control box body arranged from bottom to top; the communication pipeline comprises a first pipeline and a second pipeline which are blocked by a partition plate; the piston cavity is provided with a reset piece and a piston body; and the control box body is provided with a power supply device, a controller, a first electromagnetic valve and a second electromagnetic valve. The low-power remote flow control valve realizes low-energy consumption and remote flow control through the cooperation between the structures.

The application discloses a white smoke eliminating method and device for wet desulfurization flue gas, and one of the methods comprises the following steps: A, collecting the atmospheric temperature T e and the atmospheric relative humidity data at the corresponding height of the wet desulfurization chimney exhaust outlet; B, collecting the flue gas temperature T0 after wet desulfurization or after wet desulfurization and condensation in real time, and calculating the white smoke eliminating critical heating temperature T e by combining the atmospheric temperature T HCT and the atmospheric relative humidity; C, adjusting the heat medium amount of the heat exchanger in the white smoke eliminating device in real time until the exhaust flue gas temperature T OUT is equal to the white smoke eliminating critical heating temperature T HCT , and then performing flue gas exhaust. The application can realize the automatic control of the heat medium (or refrigerant) amount of the white smoke eliminating device, so that the white smoke is eliminated, and unnecessary energy consumption of the device caused by the lack of theoretical basis for adjusting the exhaust flue gas temperature by the operator is avoided.

The invention is applicable to the technical field of electrical equipment, and provides a lightning protection device for electrical equipment, which comprises a lightning arrester fixed on a connecting seat, a lightning arrester fixed on the connecting seat, a lightning arrester fixed on the connecting seat, a lightning arrester fixed on the lightning arrester, a lightning arrester fixed on the lightning arrester and a lightning arrester fixed on the lightning arrester and a lightning arrester fixed on the lightning arrester, the assembly shell is fixedly mounted at the top of the mounting box and surrounds the ceramic seat; the bottom of the sleeve shell is fixedly connected with the top of the assembly shell through a screw, and the sleeve shell surrounds the spherical cavity; the temperature sensor is mounted on the inner side wall of the sleeve shell; and the air suction and supply mechanism is arranged in the mounting box and communicates with the bottom of the cavity. The beneficial effects of the scheme are that the air suction and supply mechanism can accelerate the heat dissipation speed of the lightning arrester, and alleviate the sudden temperature rise in a short time; and the flushing mechanism is matched with the air suction and supply mechanism through a temperature sensor, automatic control over cavity cooling and external flushing is achieved, manual intervention is not needed, and the using convenience and safety of the device are improved.

The utility model discloses a kind of pusher device of improving sawing efficiency, it is related to steel pipe processing field.It includes support, push head, receiving platform and oil cylinder, support is composed of bottom plate, first side plate and second side plate, wherein, first side plate and second side plate are arranged along first direction, and respectively with base fixed connection, bottom plate, first side plate and second side plate form recess, recess is used to accommodate oil cylinder, fixed end of oil cylinder is installed in support, receiving platform is slidably arranged in the side of first side plate and second side plate away from bottom plate along recess extension direction, for covering the top opening of recess at least a part, and the surface of receiving platform away from bottom plate forms bearing surface;Push head is fixed to receiving platform, and one end protrudes from bearing surface, and the other end extends into recess and is connected with telescopic end of oil cylinder;The above-mentioned pusher device can realize automatic control, compact structure, transmission efficient and have better guarantee to worker's safety.

The utility model relates to the technical field of crystal hot-fix rhinestone processing equipment, in particular to efficient processing and drying equipment for crystal hot-fix rhinestones. According to the technical scheme, the drying device comprises a box body assembly, a conveying assembly is arranged in a drying box, a heating assembly is arranged on the drying box and located above a conveying belt, a ventilation assembly is arranged on the drying box and located on one side of a heating cover, and a temperature sensor and a humidity sensor are arranged on the inner wall of the drying box; and a control panel is arranged on one side of the drying box. According to the crystal hot-fix rhinestone drying device, crystal hot-fix rhinestones can continuously move in the drying box through the arrangement of the conveying assembly, the contact area between the crystal hot-fix rhinestones and hot air is increased, the contact time between the crystal hot-fix rhinestones and the hot air is prolonged, and therefore drying efficiency is improved; according to the crystal hot-fix rhinestone drying box, hot air with the uniform temperature can be provided for the drying box and humid air can be discharged in time through mutual cooperation of the heating assembly and the ventilation assembly, so that the uniformity of the temperature and the humidity in the drying box body is ensured, crystal hot-fix rhinestone drying is more uniform, and the product quality is improved.

The utility model belongs to chemical industry wastewater treatment technical field, concretely relates to a device for removing the hardness of desulfurization wastewater. Including coagulation tank I, coagulation tank II, flocculation tank, plug -flow lift tank, inclined plate sedimentation tank, neutralization tank, coagulation tank I bottom is connected with wastewater import pipeline, top is connected in coagagulation tank II through overflow, coagulation tank II bottom is connected in the flow guide cylinder of flocculation tank through the flow guide pipe, in its bottom other side is connected in plug -flow lift tank, plug -flow lift tank top is connected in inclined plate sedimentation tank through overflow, the other side of inclined plate sedimentation tank top is connected in neutralization tank through overflow, neutralization tank bottom is connected in the outer jacket through the opening, and the opening in the upper portion of outer jacket is connected with outlet pipeline, and the bottom conical concentration area side of inclined plate sedimentation tank is equipped with sludge production recycling pipeline connection to flocculation tank. The utility model has relatively simple structure, and the effect of removing hardness is obvious.

The invention provides a test method of airborne network terminal equipment supporting power supply control, which integrates a power supply control unit on the basis of an original test console, an original test unit and an original tested unit of a traditional airborne network terminal equipment test platform, and designs a set of interaction protocol suitable for the test console and the power supply control unit. Automatic testing of the power-on and power-off working scene of the airborne network terminal equipment is achieved, and the automation degree of the airborne network terminal equipment testing platform is improved.

The utility model relates to the technical field of rust removal equipment, in particular to rust removal equipment for iron nail processing, which comprises a base, a disc is rotatably arranged on the base, four groups of cylinders are uniformly distributed on the disc, a heating resistance wire is arranged on the inner wall of each cylinder, and the heating resistance wire is arranged on the outer wall of each cylinder. The device comprises a base, two sets of electric telescopic columns are fixedly mounted on the base, a transverse plate is fixedly mounted at the ends of output shafts of the two sets of electric telescopic columns, a mounting plate is fixedly mounted in the middle of the transverse plate, a stirring motor is fixedly mounted at the top of the mounting plate, and a rotating disc is rotatably arranged at the bottom of the mounting plate; according to the rust removal equipment for iron nail machining, the rust removal effect on the iron nails can be enhanced, the rust-removed iron nails can be cleaned and dried, the process conversion time is saved, the cleanliness and the drying state of the treated iron nails are guaranteed, the iron nail machining efficiency is effectively improved, and practicability is high.

A ventilation equipment belongs to ventilation equipment technical field, including fan body, casing, still have rainwater detection circuit, control circuit, humidity detection circuit, baffle mechanism, fan body is installed in casing, rainwater detection circuit is installed on casing upper end outside with metal sheet, baffle mechanism includes electric push rod and multiple baffle, connecting plate, baffle mechanism is installed in casing front end, and the baffle is installed on the front side end of casing; Rainwater probe, control circuit, humidity detection circuit are installed in component box and are electrically connected. When the new type outdoor does not rain, indoor has someone, fan body will be powered on and automatically open baffle mechanism, and fresh air is introduced into indoor, and the power switch is closed, and the baffle mechanism can be closed when it rains, and when the indoor humidity environment is greater than the threshold value, the staff can be actively prompted through the buzzer sound, and the adverse effects of indoor air humidity on related equipment or reagent are prevented as much as possible.

The utility model relates to battery production and manufacturing equipment technical field, specifically disclose a kind of battery PACK clamp tool, including controller, the gantry with the mounting head of installation hoisting being equipped in top and pedestal, first distance sensor is equipped at the center position of carousel bottom, the worm and worm gear mechanism of carousel rotation is equipped in the inside of gantry;The carousel bottom is uniformly distributed with four equidistant distribution connecting seat, each connecting seat outside is equipped with electric push rod, and inside is equipped with clamping mechanism;The utility model rotates carousel by worm and worm gear mechanism drive, double distance sensor accurate positioning, electric push rod cooperation buffer guide rod assembly and pressure sensor realize flexible clamping, pass through keyway structure etc. to promote transmission stability, can effectively improve the security of battery PACK clamping, positioning and rotation accuracy, operation automation and intelligent level, enhance structural reliability and maintainability, and adaptability and universality are stronger.

The utility model discloses disassembling equipment for a button battery, which relates to the technical field of battery disassembling and comprises a case, guide posts are fixedly connected to the left side and the right side above the case, a fixing plate is fixedly connected to the upper portions of the two guide posts, an upper die holder is detachably connected to the middle of the bottom surface of the fixing plate, and an ejector pin is fixedly connected to the middle of the bottom surface of the upper die holder. A moving plate is slidably connected between the two guide columns through sliding sleeves, a fixing seat is detachably connected to the middle of the upper surface of the moving plate, a lower die holder is detachably connected to the upper portion of the fixing seat, a disassembling groove is formed in the middle of the upper portion of the lower die holder, disassembling steps are arranged in the disassembling groove, and a jacking assembly is fixedly installed at the position, below the moving plate, above the machine box. The device has the advantages that the jacking assembly is driven by the servo motor to accurately control the height of the moving plate, the disassembly strength and angle can be accurately controlled in cooperation with positioning of the ejector pin and the disassembly step, breakage or deformation of a battery shell caused by disassembly of traditional pliers is avoided, and it is ensured that the internal structure is complete.

The utility model discloses a multi-stage magnetic separation impurity removal device for vinasse. The multi-stage magnetic separation impurity removal device comprises a feeding system, a multi-stage magnetic separation system and a discharge port, the multi-stage magnetic separation system comprises three sections of magnetic separation devices, the three sections of magnetic separation devices are the same in structure, but the magnetism of magnetic materials on the outer surfaces of magnetic separation rollers included in the three sections of magnetic separation devices is sequentially enhanced; the rotating speed of the driving device is sequentially increased. Any magnetic separation device comprises a magnetic separation roller, a driving device and a discharging device; the magnetic separation roller is hollow and cylindrical, and a horizontally arranged main shaft is arranged in the center of the magnetic separation roller; a magnetic material is arranged on the outer surface and comprises a plurality of strip-shaped magnets, and the south pole and the north pole of each strip-shaped magnet are alternately arranged; the discharging device comprises a scraper device, a brush device, a discharging opening and a discharging groove. The scraper device makes contact with the surface of the magnetic separation roller, the brush device is matched with the scraper device, and the discharging opening is formed in the end, away from the feeding system, of the magnetic separation roller. According to the multi-stage magnetic separation device, the magnetism and the rotating speed are gradually increased, and it is ensured that impurities of different sizes can be removed.