34results about How to "Fully detailed" patented technology

The invention discloses a torsion type reciprocating extrusion device and a process method thereof, belonging to the technical field of plastic formation. The device comprises a cavity die, a cavity die cover plate and a cavity die fixing plate, wherein the cavity die fixing plate is fixed on a work table, and the cavity die with a variable section spindle structure is arranged between the cavity die fixing plate and the cavity die cover plate. The process method makes materials generate the compound formation of reciprocating extrusion and torsion shearing so as to prepare ultra-fine grained materials with larger volume and uniform tissue.

The invention relates to the technical field of hot continuous rolling steel belts for use in submarine oil/gas transmission pipelines and provides a thick-gauge hot continuous rolling steel belt with excellent ultralow temperature CTOD (Crack Tip Opening Displacement) performance and a production method of the thick-gauge hot continuous rolling steel belt. According to the thick-gauge hot continuous rolling steel belt and the production method, the technical problem of high technical difficulty in the production of the thick-gauge hot continuous rolling steel belt with the excellent ultralow temperature CTOD performance in the prior art is solved. The production method comprises the following steps: (1) continuously casting a plate blank into a casting blank with the thickness of 230mm-240mm by virtue of 'complete pretreatment' smelting and LF refining; (2) carrying out offline detection on the casting blank; (3) putting the casting blank in a heating furnace, and heating, wherein the heating temperature is 1190-1230 DEG C, and the temperature equalizing time is more than or equal to 30 minutes; (4) carrying out a rough rolling process; (5) carrying out a precision rolling process, wherein the thickness of the rolled steel belt is 16mm-20.2mm; (6) carrying out a laminar flow cooling process; and (7) reeling at the temperature of 480-560 DEG C. The production method can be used for producing the thick-gauge hot continuous rolling steel belt with the excellent ultralow temperature CTOD at relatively low difficulties.

The invention discloses a solid waste treatment device. The solid waste treatment device comprises a box; the top of the right side of the box is fixedly connected with a top box; the bottom of the right side of the box is fixedly connected with a bottom box; the bottom of the left side of the box is fixedly connected with a motor box; the top of the inner wall of the box is fixedly connected witha crushing box; a disinfection box is fixedly connected between two sides of the inner wall of the box at the bottom of the crushing box; an extrusion box is fixedly connected between two sides of the inner wall of the box at the bottom of the disinfection box; one side of the inner wall of the top box is fixedly connected with a first motor through a first motor base; an output shaft of the first motor is fixedly connected with a crushing shaft through a coupling; and the solid waste treatment device relates to the technical field of waste treatment. The solid waste treatment device can extrude wastes to guarantee that the wastes can pass through a filter screen, so that the later treatment is convenient, the treatment effect is guaranteed, and the stability of the device is greatly improved; and the device is simple in structure and high in operability, and saves the treatment cost.

The invention discloses a high-efficiency crushing device for grain processing, which includes a crushing box, the lower end of the driving shaft is connected to the crushing box through a bearing seat in a rotational manner, the upper end of the driving shaft is installed with a driving motor, and the output shaft of the driving motor is connected to the driving shaft through a coupling The first driven gear is coaxially fixedly installed on the first driven shaft, and the first driven gear is engaged with the driving gear. An air guide pipe is connected with the air guide cover; the invention has an ingenious structure and a reasonable design, and the grain is crushed by two crushing rollers, the first crushing roller and the second crushing roller, which improves the crushing efficiency, and the grain falls from the dispersing hole to the In the crushing box, the re-rotating crushing effect of the second crushing roller and the first crushing roller is obtained, which realizes the circulation and repeated crushing of grain particles, greatly enhances the crushing effect, improves the crushing efficiency, and is faster and more efficient.

The invention discloses a stirring type preparation process of active probiotic flavored fermented milk. The active probiotic flavored fermented milk is prepared from raw milk, white granulated sugar, whey protein powder, isomalto-oligosaccharide, a compound stabilizer, anhydrous cream, sucralose and strains; the strains comprise streptococcus thermophilus, lactobacillus bulgaricus, lactobacillus plantarum and lactobacillus rhamnosus; the preparation process comprises the following steps: checking the raw milk, purifying the milk, standardizing and temporarily storing; adding all the materials and blending; pre-heating and carrying out high-temperature homogenization; raising the temperature and sterilizing; cooling and inoculating; after fermenting, putting the milk into a jar, cooling and temporarily storing; stirring, filling and packaging in sequence; finally, putting into a freezer and freezing to carry out after-ripening. According to the flavored fermented milk disclosed by the invention, types and quantities of the strains are enriched through four types of lactic acid bacteria, and intestinal harmful bacteria are effectively inhibited; one part of sucrose is replaced with the isomalto-oligosaccharide, so that the calories of the fermented milk are reduced and the content of active probiotics in the final finished-product fermented milk is extremely great; intestinal probiotics can easily become a dominant population.

The invention discloses a soil crushing device for agricultural research, belongs to the technical field of agricultural experiments, and solves the problem of small contact area between a crushing rod and soil in an existing device. The device is technically characterized in that the device is characterized by comprising a base and a stirring cavity. A plurality of supporting legs used for supporting the base are fixedly installed at the bottom of the base; the stirring cavity is formed in the upper portion of the base; a driving assembly is arranged at the left side of the stirring cavity;a stirring assembly is arranged in the stirring cavity; the stirring assembly and the driving assembly are fixedly connected through a shaft coupler; and the driving assembly comprises a stirring motor and a storage battery, wherein the storage battery is arranged at the bottom of the stirring motor and electrically connected with the stirring motor through a wire. According to the embodiment of the invention, a hammer crushing assembly and a second crushing knife are arranged, so that sufficient refining of soil in the middle of the stirring cavity is guaranteed; meanwhile, a striking block is arranged, so that blocky soil in the stirring cavity can be crushed, and the fineness of the soil is guaranteed; and the soil crushing device further has a soil remediation function.

The invention belongs to the technical field of hot continuous rolling steel strips, and discloses a hot-rolled steel strip for cold drawing and a production method. The method comprises the following steps: a casting blank is obtained through a full tri-stripping process, a ladle refining furnace LF refining process, an RH refining process and slab skin continuous casting in sequence; the thickness of the casting blank is 230-240 mm; the casting blank is heated; the heating temperature is 1190-1250 DEG C, and the soaking time is longer than and equal to 30 min; the heated casting blank is roughly rolled, wherein the rolling ending temperature of the final pass of rough rolling is 960-1060 DEG C, the rolling reduction is controlled within 19-22% and the thickness of an intermediate slab is controlled within 35-40 mm; the rough-rolled casting blank is finely rolled, wherein the final rolling temperature of fine rolling is controlled within 800-860 DEG C, and the thickness of the rolled steel strip is 6-10 mm; laminar cooling is performed on the fine-rolled casting blank; and the laminar-cooled casting blank is rolled as the hot continuous rolling steel strip, wherein the rolling temperature is 580-660 DEG C. The invention provides the hot-rolled steel strip for cold drawing with excellent performance and the production method.

The invention discloses a plant extraction solid-liquid separation device for cosmetic preparation, and relates to the technical field of cosmetic production, the plant extraction solid-liquid separation device comprises a separation box, a screen plate is fixed in the separation box, a lifting transmission mechanism is mounted in a transmission box, a pressing plate is fixed at the bottom of a vertical rod, and an elastic connecting assembly is mounted between a wedge-shaped push plate and the separation box; the vertical rod is slidably sleeved with a door-shaped frame, a sliding rod is slidably installed on the door-shaped frame and fixedly connected with the pressing plate, a top plate is installed at the top of the sliding rod, a spring ring is connected between the top plate and the door-shaped frame, and the lower end of the door-shaped frame abuts against the wedge face of the wedge-shaped push plate. According to the device, through vertical reciprocating motion of the door-shaped frame, the effect of repeatedly chopping plant raw materials by the blades is achieved, sufficient refining of the plant raw materials is promoted, through vertical reciprocating motion of the pressing plate, the effect of extruding the raw materials is achieved, liquid components in the raw materials are promoted to be sufficiently separated out, and solid-liquid separation is achieved.

The invention discloses a preparation method of a low-density Nb-Ti-Al-V-Zr-C niobium alloy bar. The method comprises the following steps: 1, carrying out primary extrusion on a low-density Nb-Ti-Al-V-Zr-C niobium alloy ingot to obtain a primary extruded bar; 2, performing secondary extrusion to obtain a secondary extrusion rod; 3, quenching treatment; 4, free forging processing; and fifthly, vacuum annealing is conducted, and the low-density Nb-Ti-Al-V-Zr-C niobium alloy bar is obtained. According to the method, the low-density niobium alloy bar is prepared through the technology of two-time extrusion, quenching and forging, the quenching treatment technology and the secondary extrusion technology are added, the carbide reinforced phase TiC is separated out and nucleated again after redissolution and is dispersed and distributed in a matrix, the size of the carbide reinforced phase is effectively reduced, and the dispersity of the carbide reinforced phase is improved; the elongation after fracture of the low-density niobium alloy bar is improved, so that the low-density niobium alloy bar shows room-temperature high-strength and high-plasticity mechanical properties.