9results about How to "Improve ball milling efficiency" patented technology

The application belongs to the technical field of food preparation, and relates to a preparation method of PE emulsion prepared from citrus peel residues and high-dietary-fiber fat-reducing mayonnaise. The preparation method of the PE emulsion is as follows: (1) the dried and crushed citrus peel residues are soaked and pretreated with acidic oxidized electrolytic water, and after the soaking is completed, the activated materials are obtained by washing, drying and sieving; (2) the activated materials are mixed with water and then subjected to water bath heating treatment, and the citrus peel residue fiber concentrate is obtained by drying the residue; (3) the citrus peel residue fiber concentrate is dispersed and then subjected to colloid mill pretreatment and wet ball milling, and the citrus peel residue-based colloid suspension is obtained after the wet ball milling; and (4) the citrus peel residue-based colloid suspension is mixed with vegetable oil and then subjected to shearing homogenization to obtain a coarse emulsion, and then the coarse emulsion is subjected to ultrasonic treatment, and finally the citrus peel residue-based PE emulsion is obtained. The problems of unstable structure, easy oxidation, poor storage stability and poor taste of the fat-reducing mayonnaise prepared by using the PE emulsion are solved.

The utility model relates to an acid -resistant ball mill system, including feeding mechanism, ball mill and cylinder screen, feeding mechanism includes sand feeding device, belt feeding chute and buffer feed bin, and the outlet of sand feeding device and belt feeding chute all are connected with the bin communication of buffer feed bin, and the inner wall of sand feeding device and buffer feed bin all is provided with rubber lining, and the chute of belt feeding chute is the structure of bottom wall thick sidewall thin, the ball mill cylinder inner wall is provided with three layers of acid -resistant anticorrosive sheet, the ball mill feed inlet, ball mill discharge port and cylinder screen screen frame all are stainless steel framework and anticorrosive rubber layer integration composite and form, and anticorrosive rubber layer is sprayed in the inner surface of stainless steel framework, the utility model discloses through the overall reconstruction feeding mechanism, ball mill and cylinder screen, has improved the durability, operating stability and maintenance convenience of equipment under the acidic medium environment obviously, provides an economic, efficient, stable ball mill system for acid material.

The present application relates to the technical field of artificial board, and particularly relates to a method for preparing a no-glue adhesion environment-friendly board by microbial conversion of forest bamboo fibers, comprising the following steps: S1: forest bamboo fiber powder, marine arthropod dry shell and HEBES / BuLi mixture are ultrasonically oscillated and stirred in a butanol-water solution, and wet fibers are obtained by pressure filtration; S2: after the wet fibers are sterilized, hot Clostridium thermocellum-Clostridium thermohydrosulfuricum complex bacteria fermentation and complex enzyme preparation enzymolysis are added, and no inorganic powder, calcium stearate and trimethylchlorosilane are reacted, and fiber-inorganic compound wet powder is obtained by pressure filtration; S3: the compound wet powder is ball milled and dried to obtain modified compound powder; S4: the modified compound powder is mixed with thermoplastic resin, lubricant and hygroscopic master batch to perform intensive mixing and granulation; and S5: the no-glue adhesion environment-friendly board is obtained by extrusion molding. The present application can solve the problems of formaldehyde release of artificial board and poor compatibility of fibers and polyolefins in the prior art, and can realize no formaldehyde glue bonding and improve the mechanical properties, water resistance and mildew resistance of the board.

The utility model relates to graphite processing technical field, and the specific field is a ball mill for graphite, in order to solve the ball mill of prior art in ball mill, the single direction of steel ball throwing, falling, ball mill efficiency still has the space technology problem of further promotion, include: ball mill jar, lining plate, spiral rib, feed plate, support, feeding mechanism, bearing frame, gear ring, gear, pivot, filter ball mechanism, when ball milling, the same conveying direction of adjacent ball mill jar is controlled through two different pivots, because the spiral direction of adjacent spiral rib is opposite, so the adjacent ball mill jar is opposite, when raw materials advance along the conveying direction of ball mill jar, alternately be thrown by two different direction steel balls, the ball mill effect is better, greatly promotes the ball mill efficiency, because the filling rate of steel ball in ball mill jar is 30% 50%, under the interaction between centrifugal force and steel ball, the steel ball will not be pushed by spiral rib, but will be distributed in ball mill jar, guarantees the ball mill effect.

The utility model relates to a ball mill of an acid-resistant ball milling system, three layers of acid-resistant anti-corrosion plates are arranged on the inner walls of a barrel and a feeding and discharging end cover of the ball mill, the three layers of acid-resistant anti-corrosion plates comprise rubber plates, protective plates and rubber lining plates, the rubber plates are tightly attached to the inner walls of the barrel and the feeding and discharging end cover, the protective plates are laid on the inner sides of the rubber plates, and the rubber lining plates are arranged on the inner sides of the protective plates. The rubber lining plate is laid on the inner side of the protection plate. The three layers of acid-resistant and corrosion-resistant plates are arranged on the inner walls of the ball mill barrel and the feeding and discharging end cover, so that triple acid-resistant and corrosion-resistant protection is formed on the inner wall of the whole ball mill, and the ball mill can well adapt to ball milling and pre-leaching of acid materials.

This invention relates to the field of lithium battery material recycling technology, specifically to a method for recycling and utilizing cathode materials from retired lithium iron phosphate batteries. The recycled retired lithium iron phosphate battery cathode materials are crushed, and the fragments are soaked in a solvent with stirring. After filtration, the filter residue is repeatedly washed with deionized water and dried to obtain coarse powder of the recycled cathode material. The coarse powder is subjected to ICP testing, and lithium, iron, phosphorus, grinding aids, and anhydrous ethanol are added for wet ball milling. After ball milling, the powder is dried to obtain a precursor. The precursor is then sintered under a nitrogen atmosphere to obtain the lithium iron phosphate cathode material. This method for recycling retired lithium iron phosphate battery cathode materials is simple, environmentally friendly, and economically efficient. The recycled cathode material meets the requirements for use in the battery industry.

This invention belongs to the field of inorganic nanoparticle preparation technology, and relates to a ball milling modification method for bifunctionalized thin-layer hexagonal boron nitride: Hexagonal boron nitride powder, guanidine hydrochloride, and urea are continuously heated and stirred to obtain a homogeneous mixture of a eutectic solvent formed by guanidine hydrochloride and urea and the hexagonal boron nitride powder; this mixture is poured into a ball mill jar containing grinding balls and a liner, and a certain amount of ethanol and water are added as dispersants for high-energy ball milling; after the material is separated from the grinding balls, the milled material is vacuum filtered, dried, and the resulting powder is dispersed in water, then ultrasonicated, allowed to stand, vacuum filtered, and dried to obtain bifunctionalized thin-layer hexagonal boron nitride. This invention not only has the advantages of readily available raw materials and simple process, but also high efficiency, environmental friendliness, and low energy consumption. The hexagonal boron nitride obtained by this method has thinner layers, good biocompatibility, low relative density, and good thermal conductivity.

The utility model relates to a feeding mechanism of an acid-resistant ball milling system, which comprises a sand setting feeding device, a belt feeding chute and a buffer feeding bin, outlets of the sand setting feeding device and the belt feeding chute are both communicated with a stock bin of the buffer feeding bin, and an outlet of the buffer feeding bin is communicated with a feeding port of a ball mill; rubber lining plates are arranged on the inner wall of the sand setting feeding device and the inner wall of the buffering feeding bin, and a chute body of the belt feeding chute is of a structure with the thick bottom and the thin side wall. According to the utility model, stable and uniform acidic material supply can be provided for the ball mill by transforming the sand setting feeding device and the belt feeding chute, and meanwhile, the buffer feeding bin is additionally arranged, so that the fed materials of the two feeding devices at the front end can be effectively buffered, and the impact of directly feeding the materials into the feeding hole of the ball mill is reduced; the service life of the ball mill feeding hole is prolonged.

The utility model relates to the technical field of ball mills, in particular to a composite mineral powder superfine ball mill processing device for producing ceramsite proppants, which comprises a grinding module and a screening module, the grinding module comprises a cylinder body, the cylinder body is rotatably connected with a support frame I, the screening module comprises a connecting cylinder, the cylinder body is fixedly connected with the connecting cylinder, and the support frame I is fixedly connected with the connecting cylinder. The connecting cylinder is rotationally connected with a discharging frame, the discharging frame is fixedly connected with a second supporting frame, and a plurality of round holes are formed in the side face of the connecting cylinder. According to the utility model, the screening barrel is fixedly connected with the plurality of screening nets, after part of mineral powder raw materials fall on the screening barrel, the mineral powder raw materials can be screened through the screening nets, and certain raw materials which are subjected to ball milling in advance can fall out of the blanking frame, so that the possibility of excessive ball milling is reduced as much as possible, and meanwhile, the raw materials which are subjected to ball milling are separated; the interference on the other unprocessed raw materials is avoided as much as possible, and the ball milling and crushing efficiency of the mineral powder raw materials is favorably improved.