42results about How to "Efficient transfer" patented technology

The utility model belongs to the technical field of pot seedling transplanters, and particularly relates to a linkage type seedling taking device of a transplanter, which comprises an upper seat plate, a seedling taking claw support is slidably mounted on the bottom surface of the upper seat plate, a seedling taking claw component is slidably mounted on the seedling taking claw support, and the sliding directions of the seedling taking claw support and the seedling taking claw component are perpendicular to each other. The seedling picking device is characterized in that a support driving air cylinder is installed on the front side of the seedling picking claw support, a swing driving air cylinder is installed at the bottom of the seedling picking claw support, the structure of a driving device is simplified, the power transmission efficiency is improved, the daily maintenance cost is reduced, and the seedling picking device has high environment adaptability.

The application discloses an electrochemical sensor and a preparation method and application thereof. The electrochemical sensor comprises a three-electrode system composed of a working electrode, a reference electrode and a counter electrode, wherein the working electrode is composed of a base electrode, a molybdenum disulfide nanoparticle modification layer and a polyethylene dioxythiophene layer; the molybdenum disulfide nanoparticles are loaded on the surface of the base electrode through a drop coating method, and the polyethylene dioxythiophene is in-situ loaded on the surface of the molybdenum disulfide nanoparticle modification layer through an electro-polymerization reaction. The electrochemical sensor can be used for detecting lead ions in water bodies, has the advantages of simple preparation, stable performance, suitability for an acidic medium and the like, and is suitable for practical application and popularization.

The application relates to a seam welding packaging device and relates to the technical field of electronic component packaging. The seam welding packaging device comprises a machine shell, a positioning mechanism, a feeding mechanism, a material moving mechanism and a packaging mechanism. The machine shell is provided with a sealed cavity, and the sealed cavity is provided with a mounting seat. The positioning mechanism comprises a positioning table arranged on the mounting seat. The feeding mechanism comprises two feeding assemblies arranged in the sealed cavity. The two feeding assemblies are arranged in the left-right direction at intervals. One of the two feeding assemblies is used for supplying a base body, and the other feeding assembly is used for supplying a cover body. The material moving mechanism comprises two material moving assemblies arranged on the mounting seat. One of the two material moving assemblies is used for moving the base body to the positioning table, and the other material moving assembly is used for moving the cover body to the base body on the positioning table. The packaging mechanism comprises a seam welding machine arranged in the sealed cavity. The seam welding machine is movably arranged, so that the roller electrode of the seam welding machine can roll and press weld the base body and the cover body.

A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The negative electrode includes: a negative electrode current collector including a carbon layer and a silicon layer, the carbon layer including a first porous substrate and a carbon-based material present inside the first porous substrate, and the silicon layer including a second porous substrate and a silicon-based negative electrode active material present inside the second porous substrate; and a negative electrode active material layer disposed on a surface of the negative electrode current collector and including a negative electrode active material.

The invention relates to an interface engineering method of Zn0. 5Cd0. 5S loaded on a high-entropy sulfide cocatalyst and an application of the Zn0. 5Cd0. 5S. According to the method, firstly, a high-entropy sulfide FeCoNiCrAlSx (HES) is synthesized by adopting a solvothermal method, then the high-entropy sulfide HES is introduced into a Zn0. 5Cd0. 5S system through a one-step coprecipitation method, a compact interface is formed between FeCoNiCrAlSx and Zn0. 5Cd0. 5S, and meanwhile, FeCoNiCrAlSx provides abundant active sites. The obtained composite material can promote effective separation and transfer of photo-induced electron holes, the photocatalytic hydrogen production activity of Zn0. 5Cd0. 5S is remarkably improved, and new possibility is provided for designing an efficient and stable non-noble metal photocatalytic system.

A micro LED transfer system according to an embodiment of the present disclosure may include a first transfer device for transferring a micro LED to a second substrate, and / or a second transfer device for transferring a micro LED to a second substrate. The first transfer apparatus may include: a first laser light source unit for irradiating a first substrate on which a micro LED is disposed with a laser beam; a mask unit disposed between the first substrate and the first laser light source unit and selectively opening and closing the at least one opening; and a first processor for controlling the mask unit such that the opening corresponding to the micro LED transferred to the second substrate is opened and closed. The first transfer device and / or the second transfer device may transfer the micro LEDs to a second substrate having an irregular shape.

The application discloses a selective batch transfer method based on a phase change material, which comprises the following steps: preparing a patterned bump array on a heat-conducting substrate, coating rosin on the surface of the patterned bump array; obtaining a donor substrate with a micro-element array on the surface, and corresponding bonding the patterned bump array coated with rosin and the micro-element array; controlling the temperature of the heat-conducting substrate to change the state of the rosin, so that the micro-element array is fixedly connected with the corresponding patterned bump array, and then picking up the micro-element array from the donor substrate; bonding the picked-up micro-element array with a receptor substrate surface, and changing the rosin from a solid state to a liquid state, so that the patterned bump array is separated from the corresponding micro-element array. By using the method, batch, selective and non-polluted transfer of non-planar or planar micro-elements can be realized. The application further discloses a thermoelectric element array and a preparation method thereof.

The utility model relates to the related technical field of rack adjusting pressing block cooling mechanisms, and one embodiment of the utility model provides a rack adjusting pressing block cooling mechanism which comprises a frame body, a bottom frame and a shell, the bottom frame is fixed outside the frame body, the shell is arranged in the frame body, a cooling assembly is arranged in the shell, a first conveying belt is arranged in the frame body, and a second conveying belt is arranged in the frame body. The first conveying belt penetrates through the interior of the shell, the conveying positioning assembly is arranged on the frame body, the discharging assembly is arranged outside the frame body, the cooling assembly comprises an inner cover, the inner cover is arranged in the shell, a cavity is formed in the top of the inner cover, a water inlet pipeline is arranged at the top of the inner cover and extends to the exterior of the shell, and spraying holes are formed in the bottom in the cavity. By means of the technical scheme, the technical problems that in the prior art, due to the fact that discharging is not smooth, the pressing blocks are prone to being stacked near the discharging opening, and the stacked pressing blocks are squeezed mutually, and deformation can be possibly caused are solved.

The application relates to the field of aviation technology and discloses a trailer carrying chassis lifting system mechanism of a damaged aircraft fast dragging system, which comprises a vehicle body, liftable driving wheels arranged at the front end and the rear end of the vehicle body, and carrying wheel lifting structures symmetrically arranged at the left side and the right side of the vehicle body. The carrying wheel lifting structure comprises a first hydraulic cylinder, a second hydraulic cylinder, a first carrying wheel, a second carrying wheel, a first rotating support and a second rotating support. The first rotating support and the second rotating support both comprise a first hinged position, a second hinged position and a third hinged position which are distributed in a triangular shape. Two first hinged positions are rotatably connected with the vehicle body, and two second hinged positions are rotatably connected with the first carrying wheel and the second carrying wheel. The trailer carrying chassis lifting system mechanism of the damaged aircraft fast dragging system can solve the problem that the carrying chassis of the rescue trailer cannot be lifted in the prior art, improve the use reliability, and greatly improve the transfer efficiency of the damaged aircraft.

A movable vibration and smoothing system for trestle bridge relates to the technical field of concrete vibration and smoothing, and comprises a walking trolley, a lifting device and a roller shaft type vibration and smoothing device. The walking trolley is installed on the top rail of a tunnel construction trolley, and the height of the roller shaft type vibration and smoothing device is adjusted through the integrated lifting device. The vibration and smoothing device comprises a distributing spiral shaft, a paving roller shaft, a smoothing walking roller shaft and an insert type vibrator, forming a multi-stage cooperative working mechanism. The three cooperative actions of the distributing spiral shaft, the paving roller shaft and the smoothing walking roller shaft improve the uniformity, compactness and surface flatness of concrete paving. The insert type vibrator is arranged between the distributing spiral shaft and the paving roller shaft, can immediately carry out deep layer high frequency vibration after preliminary paving of concrete, effectively removes internal bubbles and prevents quality defects. The auxiliary walking wheel ensures the consistency of the concrete surface flatness and the design elevation.

The utility model relates to electronic circuit technical field, concretely is a kind of two-way flyback voltage detection two-in-one active equalization circuit, including electrically connected battery pack, switch matrix circuit and two-way flyback DC-DC converter, and there is control circuit in two-way flyback DC-DC converter electrically connected;The output end of control circuit is electrically connected with switch matrix driving circuit and switch matrix circuit, and the output end of switch matrix circuit is electrically connected with control circuit through acquisition circuit.The utility model this circuit compact structure, function is comprehensive, through accurate switch tube control and algorithm, realized the accurate detection and active equalization of battery voltage, provided strong support for the optimization of battery management system, realized two-in-one integration of active equalization circuit and voltage detection function, simultaneously can be with the battery strobe switch tube flexible selection battery to be detected, furthermore, the design also optimizes framework, reduces cost.

The utility model discloses a pumpkin seed discharging hopper based on a conveyor belt conveying device, and relates to the technical field of pumpkin seed processing. The device comprises two supporting legs, a stirring mechanism and a conveying mechanism are arranged on the two supporting legs, the stirring mechanism comprises a supporting frame fixedly connected to the tops of the two supporting legs, a discharging hopper is fixedly connected to the inner wall of the supporting frame, a first rotating shaft is rotationally connected to the top of the discharging hopper, and a second rotating shaft is rotationally connected to the bottom of the discharging hopper. The bottom of the first rotating shaft extends into the supporting legs, the outer wall of the first rotating shaft is rotationally connected with a first gear, the top of the first gear is fixedly connected with the discharging hopper, and the outer wall of the first rotating shaft is fixedly connected with a support. When an existing pumpkin seed discharging hopper is used, pumpkin seeds in the discharging hopper are not convenient to stir, the pumpkin seeds are possibly adhered and caked due to factors such as damp and surface grease in the storing and discharging process, discharging blockage is caused, and therefore the continuity of the conveying process is broken.

The utility model discloses a heat dissipation device of power electronic equipment and a photovoltaic inverter, the heat dissipation device comprises a heat dissipation device used for heat dissipation of power components on the power electronic equipment, the heat dissipation device is provided with a heat dissipation substrate and heat dissipation fins arranged on the heat dissipation substrate, a medium cavity is arranged in the heat dissipation device, and the medium cavity is provided with a plurality of heat dissipation fins arranged on the heat dissipation substrate. A cooling medium is accommodated in the medium cavity, and the cooling medium has a liquid state and a gas state; the medium cavity comprises a first cavity body arranged in the heat dissipation substrate and a second cavity body arranged in the heat dissipation fins, and the first cavity body and the second cavity body are communicated to allow a cooling medium to circulate between the first cavity body and the second cavity body. The medium cavity is internally provided with an evaporation area adjacent to the power component and a condensation area far away from the power component, the evaporation area at least comprises the first cavity, and the condensation area is located in the second cavity and is higher than the evaporation area. According to the heat dissipation device, the heat dissipation efficiency is improved.

The invention discloses a DNA structure for saccharomyces cerevisiae single-cell barcode labeling and chromatin state conjoint analysis and application thereof, and belongs to the technical field of molecular biology and single-cell multi-omics analysis. From the 5'end to the 3 'end, a fluorescent protein gene, a Tn5ME structure, a reverse transcription primer binding region, a CYC1 terminator fragment and a linearized shuttle plasmid skeleton are subjected to homologous recombination, and a pCM carrier is obtained; after NdeI / BamHI enzyme digestion, oligonucleotides with random sequences, which are subjected to annealing, amplification, Klenow filling-in and enzyme digestion, are connected, and transformation extraction is carried out, so that the DNA structure for saccharomyces cerevisiae single-cell barcode labeling and chromatin state combined analysis is obtained. On the basis of the constructed DNA structure, ATAC-seq and a bar code reverse transcription method are combined, important data related to the transcription state and chromatin state of a single cell can be obtained at the same time through bar code information, single cell pedigree tracking of the saccharomyces cerevisiae is achieved, and research on single cell epigenomics of the saccharomyces cerevisiae and other microorganisms is promoted.

The utility model discloses a kind of liquid adding device and automation production equipment, it is related to fiber production technical field, liquid adding device includes: base, mechanical arm, liquid adding assembly and controller, can coordinate mechanical arm and clamp by controller, realize the automatic separation or connection of liquid adding head and mounting rack, realize liquid suction and liquid discharge by controlling liquid extraction pump, so as not to need experimental personnel manual operation liquid suction and liquid discharge process, not only significantly reduce the technical requirement to operator, make operation more simple and fast, also can support the efficient transfer of large quantities of liquid, greatly improve work efficiency.

The application provides a fluorescent imaging probe based on a covalent organic framework, a preparation method and application. The fluorescent imaging probe is successfully prepared by the preparation method, the fluorescent intensity of the fluorescent imaging probe has a good linear relationship with the concentration of iron ions, the fluorescent imaging probe can be used for detecting the concentration of iron ions, and the fluorescent imaging probe has excellent biocompatibility and can be used for in vivo fluorescent imaging.

The application relates to preparation of a fluorine-containing triazine group covalent organic framework material and application of hydrogen peroxide production. Three imine bond connected covalent organic framework materials are prepared to solve the problems of low photocatalytic performance and low solar energy conversion efficiency of existing covalent organic framework materials. The method is as follows: 1,3,5-tris(3-fluoro-4-formylphenyl)benzene and 2,4,6-tris(4-aminophenyl)-1,3,5-triazine are prepared into TFBTAPT-COF by a solvent method. The preparation process is simple and effective, reagent consumption is low, and the yield is high; and the photocatalyst provided by the application can effectively improve the hydrogen peroxide production performance. The application is applied to photocatalytic preparation of hydrogen peroxide, and experiments show that the material TFBTAPT-COF has excellent photocatalytic hydrogen peroxide production performance, and the hydrogen peroxide performance can reach 8750mmol g ‑1 h ‑1 under visible light irradiation.

This invention provides a 2-pyridinone-based afterglow chemiluminescent molecule, its preparation method, and its application. The Chinese name of the afterglow chemiluminescent molecule is (…). E )-2-(2-(6-((4-boronic acid benzyl)oxy)-7-fluoro-2,3-dihydro-1 H -oxanthracene-4-yl)vinyl)-3,3-dimethyl-1-(4-(3-methyl-2-oxopyridine-1-(2-yl)- ... H )-butyl)-3 H -Indole-1-onium. This invention also provides a method for preparing this afterglow chemiluminescent molecule. After being embedded in Pluronic F127 to form nanoparticles, the molecule exhibits excellent afterglow luminescence performance upon activation with oxynitrite in PBS buffer. This invention overcomes the challenges of irreversible substrate consumption, blue shift of emission, and low energy transfer efficiency in traditional organic afterglow systems by using 2-pyridone as a stable, non-consumable substrate and covalently linking it to the luminescent unit, providing a powerful new platform for precise molecular sensing and further disease diagnosis.

This invention discloses a method for preparing an amphiphilic photocatalyst using carbon nitride-supported metal oxides and its application in the aqueous-phase benzene hydroxylation reaction. This catalyst not only retains the unique amphiphilicity of carbon nitride, improving the interfacial contact and mass transfer process between the water / benzene phases and promoting the rapid and efficient transfer of •OH generated in the aqueous phase to benzene to participate in the reaction, but also forms a good interfacial contact between the metal oxide and carbon nitride phases during molten salt heat treatment. Under illumination, photogenerated electrons can efficiently migrate from carbon nitride to the surface of the metal oxide, driving the rapid photo-Fenton reaction. Therefore, this catalyst exhibits excellent catalytic performance in the photocatalytic aqueous-phase benzene hydroxylation reaction to prepare phenol. This invention does not require the addition of additional organic solvents and can achieve a highly efficient benzene hydroxylation reaction in a pure aqueous phase, conforming to the concept of green chemistry and showing good prospects for industrial application.

The utility model discloses USB receiver performance detection equipment, and aims to provide the USB receiver performance detection equipment which is simple in structure, accurate in positioning, capable of stably adsorbing USB receivers without falling off, and capable of realizing synchronous detection of multiple groups of USB receivers. The detection device comprises a rack, a conveying module and detection modules, the multiple detection modules are arranged at the two ends of the upper end face of the rack, the conveying module comprises a conveying support and a conveying belt module, the conveying belt module is arranged on one side of the upper end face of the rack through the conveying support, a mechanical arm is arranged on the upper end face of the rack, and the mechanical arm is arranged on the upper end face of the rack. A double-head adsorption module is arranged at the movable end of the manipulator, and the manipulator drives the adsorption end of the double-head adsorption module to be in adsorption fit with the adsorption surface of the plugging end of the receiver product at the material taking position of the conveyor belt module and drives the receiver product to be matched with the clamping end of the detection module. The receiver detection device is applied to the technical field of receiver detection.

The invention belongs to the field of supramolecular photochemistry, and discloses a bis-naphthyl derivative as well as a preparation method and application thereof. The dinaphthyl derivative (NPD) can form a PA-NPD supramolecular amphiphile through induced assembly of a host molecule water-soluble carboxylic acid ammonium column [5] arene (PA), and further forms PA-NPD supramolecular nanoparticles through self-assembly, so that energy transfer is realized through entrapment of a fluorescent dye, good energy transfer efficiency and antenna effect are obtained, and the dinaphthyl derivative (NPD) can be applied to the field of fluorescence imaging. The water-phase artificial light capture system is successfully prepared. The water-phase artificial light capture system can be applied to preparation of light capture materials with adjustable fluorescence colors.

The application relates to the field of aviation technology and discloses a trailer loading and unloading linkage bridge plate mechanism of a damaged aircraft fast dragging system, which comprises a vehicle body, liftable driving wheels arranged at the front end and the rear end of the vehicle body, load bearing wheel lifting structures symmetrically arranged at the left side and the right side of the vehicle body, first hydraulic cylinders, second hydraulic cylinders, first load bearing wheels, second load bearing wheels, first rotating supports and second rotating supports, the first rotating supports and the second rotating supports each comprising first hinged positions, second hinged positions and third hinged positions which are in a triangular distribution, two first hinged positions being rotationally connected with the vehicle body, and two second hinged positions being rotationally connected with the first load bearing wheels and the second load bearing wheels respectively. The trailer loading and unloading linkage bridge plate mechanism of the damaged aircraft fast dragging system provided by the application solves the problems that four wheels are used as driving wheels and load bearing wheels in the prior art, the reliability is low, and the transfer efficiency on the landing gear is low.

The application belongs to the field of automobile lamps and provides an automobile lamp, which comprises a mounting plate, a transparent cover, a shell, a light source and a instant heating assembly. The transparent cover is connected to the mounting plate and cooperates with the mounting plate to form a first accommodating cavity. The shell is arranged in the first accommodating cavity and connected to the mounting plate. The shell forms a second accommodating cavity and an air inlet and an air outlet which are respectively communicated with the second accommodating cavity. The light source is arranged in the first accommodating cavity and used for illumination. The instant heating assembly is arranged in the second accommodating cavity and has a blowing device capable of blowing air towards the air outlet and a heating device used for heating. The heating device is arranged between the blowing device and the air outlet and located on the blowing path of the blowing device. The application can solve the problem of water mist condensation in the interior of the automobile lamp in the prior art.

The application discloses a method and system for detecting harmful elements in a coated silver product, which comprises the following steps: placing a coated silver product sample in a sealed container, adding a coating peeling promoter composition for pretreatment; after the pretreatment is completed, adding a composite extraction agent into the sealed container, and carrying out soaking extraction after sealing; after the soaking is completed, standing to make the liquid stratify, and taking the upper organic phase as an extraction liquid; introducing the extraction liquid into an inductively coupled plasma emission spectrometer loaded with an organic sample injection accessory directly, and determining the contents of selenium, arsenic, antimony, lead, cadmium, mercury, chromium and barium in the extraction liquid. Through sample treatment and metal extraction means, efficient and accurate determination of harmful elements in a thin coating is realized.

The utility model relates to the field of packing machinery especially relates to a material edge protection strapping device, including frame and be located on the frame be used for conveying rectangular article material conveying mechanism, the annular strapping mechanism of being located material conveying mechanism rear, the side of rectangular article conveying direction on the frame is provided with the release mechanism for releasing the edge protection plate, the release mechanism includes the edge protection input mechanism, is used for shifting the edge protection plate from the edge protection input mechanism to the side of rectangular article shift mechanism and is used for fixing the edge protection plate on the side of rectangular article fixed establishment. Its solved the existing rectangular article when carrying out annular winding package, the corner is easy to be damaged technical problem.

The utility model discloses a treatment system suitable for leakage of an acid-base storage tank. The treatment system comprises a high-level tank, a low-level tank, a standby tank, a reversing valve I, a reversing valve II, a corrosion-resistant pump II, a corrosion-resistant pump III, an alarm device I and an alarm device II, the high-level tank and the standby tank are arranged side by side in a left-right spaced mode, and the low-level tank is arranged on the ground below the high-level tank. The reversing valve I and the reversing valve II are two-position three-way reversing valves, a discharge port of the high-position tank is communicated with a liquid inlet P of the reversing valve I, a working port B of the reversing valve I is communicated with an inlet of the low-position tank, and an outlet of the low-position tank is communicated with a working port B of the reversing valve II; a working port A of the reversing valve I is communicated with an inlet of the standby tank, and an outlet of the standby tank is communicated with a working port A of the reversing valve II; a liquid return port T of the reversing valve II is communicated with an inlet of the high-level tank, and an alarm device I and an alarm device II are arranged in the high-level tank. According to the utility model, the leakage phenomenon of the high-level tank can be conveniently found in time, and loss and pollution are reduced.

This application provides a liquid-cooled lamp, belonging to the field of lighting fixture technology, including a housing, a lighting assembly, a front liquid-cooling component, and a rear liquid-cooling component. The housing has an illumination cavity. The lighting assembly is disposed within the housing to generate light directed towards the illumination cavity. The front liquid-cooling component is disposed within the housing and located on the side of the lighting assembly facing the illumination cavity. The front liquid-cooling component is used to connect with the lighting assembly to reduce the temperature of the side of the lighting assembly facing the illumination cavity. The rear liquid-cooling component is disposed within the housing and located on the side of the lighting assembly away from the illumination cavity. The rear liquid-cooling component is used to connect with the lighting assembly to reduce the temperature of the side of the lighting assembly away from the illumination cavity. Compared to traditional single-sided heat dissipation or air cooling methods, the liquid-cooled lamp provided by this application has a larger heat dissipation area and higher heat exchange efficiency with its double-sided liquid-cooling design, which can quickly reduce the lamp assembly temperature and avoid light decay or shortened lifespan due to overheating.

The utility model relates to the technical field of plastic plug raw material preheating and drying, and discloses a plastic plug raw material preheating and drying device which comprises a box body, the front side of the box body is hollowed out, a feeding port is formed in the upper end of the left side of the box body, a discharging port is formed in the lower end of the right side of the box body, and a rotating motor is arranged in the middle of the upper end face of the box body. A rotating shaft of the rotating motor is fixedly connected with the first gear, a first stirring fan blade set and a second stirring fan blade set are arranged on the inner wall of a rear side plate of the box body, rotating shafts of the stirring fan blade sets penetrate through a circular bearing on the box body to be fixedly connected with the second gear and the third gear, and the first gear and the second gear are both connected with the third gear in an engaged mode. A first hot air assembly and a second hot air assembly are arranged on the left side and the right side of the upper end face of the box correspondingly, the hot air assemblies are used for blowing hot air into the box, and a heating assembly is arranged on the front side of the box. And the raw materials are transferred while being uniformly heated through the stirring fan blade group, so that the preheating and drying quality of the plastic plug raw materials is improved.

The utility model relates to the technical field of watches, in particular to an anti-static plastic bottom cover type electronic watch, which comprises an electronic dial plate and a plastic bottom cover, the plastic bottom cover is fixed at the bottom of the electronic dial plate, a layer of conductive metal grid is arranged in the plastic bottom cover, and a plurality of conductive silica gel blocks connected with the conductive metal grid are embedded at the bottom of the plastic bottom cover. An annular groove is further formed in the bottom of the plastic bottom cover, an annular copper foil and a conductive rubber ring are sequentially arranged on the annular groove, the annular copper foil is connected with the conductive metal grid, hanging lugs are further fixed to the two sides of the bottom of the plastic bottom cover and connected with the conductive rubber ring, a conductive watchband is arranged on the hanging lugs, and an electrostatic discharge device is arranged on the conductive watchband. Static electricity is guided to the conductive metal grid through the conductive silica gel block, then is guided to the magnetic attraction assembly in the hanging lug through the annular copper foil and the conductive rubber ring, and finally is guided out through the watchband releaser, so that efficient charge transfer is realized on the premise of avoiding trepanning of the watch body, and the waterproofness and stability of the watch are not influenced.

The utility model relates to the technical field of tank mills, and discloses a quick material taking device for a roller mill tank of a tank mill, which comprises a roller mill tank body, the bottom of the roller mill tank body is connected with a vacuum conveying pipeline, and the roller mill tank body and the vacuum conveying pipeline are fixedly connected together through a fastener. A conveying screw rod used for conveying materials is rotationally connected into the roller grinding tank body, a filtering sieve plate used for filtering the materials is embedded in a bottom port of the roller grinding tank body, one side of the bottom of the vacuum conveying pipeline communicates with a material conveying pipe, and a collecting box used for collecting the filtered materials is arranged at the other end of the material conveying pipe; a transmission part for driving the transmission screw rod to rotate is arranged at the bottom of the vacuum conveying pipeline; according to the rapid material taking device for the roller grinding tank of the tank mill, materials can be rapidly taken from a large roller grinding tank, the problems that the large roller grinding tank cannot enter a glove box conveniently and operation is difficult are solved, meanwhile, efficient material transferring is achieved, and the production and machining efficiency is improved.