68results about How to "Easy process adjustment" patented technology

The invention discloses high flowing and strong hydrophobic starch and a preparation method thereof. The method comprises the following steps: the dry modification processing is performed to the starch by adopting the high-speed stirring equipment commonly used in the industry; a layer of hydrophobic film is wrapped on the surface of a starch granule, thereby obtaining the hydrophobic starch; simultaneously, a layer of flowing improver is wrapped on the surface of the hydrophobic starch granule, to ensure that the hydrophobic starch has good fluidity, thereby obtaining high flowing and strong hydrophobic starch granules. The technological process is simple, feasible, stable and reliable, the cost is low, the method has versatility, and the production can be operated under the prior production process and equipment condition, and the industrial large scale production can be realized. The modified starch prepared by adopting the method flows like water, floats on the water surface and cannot sink, has good fluidity as well as good hydrophobicity.

The invention discloses a novel heating system of a sapphire crystal growing furnace. The heating system comprises an upper heating body, a middle heating body and a bottom heating body. The heating system is flexible in regulation, stable in performance and low in processing cost, facilitates process regulation of a user, greatly reduces the forming time of the process technology, and also reduces the production cost.

The invention discloses a double-twisting and sanding integrated machine for chemical fiber filaments. The double-twisting and sanding integrated machine comprises a double-twisting spindle and a sanding device, wherein the double-twisting spindle and the sanding device are mounted on a machine body; a double-roll roller is arranged at the top of the sanding device and is movably connected to themachine body, a friction roll is arranged at the top of the double-roll roller, and the friction roll is mounted on the machine body; and the sanding device comprises a yarn guiding porcelain component, a sanding cover, a sanding grinding wheel, a sanding seat and an air ring. By adjusting the height of the sanding device and the interval between the air ring in the sanding device and the yarn guiding porcelain component, ideal feathers can be obtained in a filament double-twisting link; and by controlling the sanding quantity, the outer surfaces of filaments are directly sanded when twisted chemical fiber filament products are twisted by virtue of double-twisting machine, and proper adjustment can be carried out according to the demands, so that the procedure is shortened, the cost is saved, and the problems that procedures of producing the filaments with the feathers from chemical fiber filaments are more, the production time is long, and the cost is high are solved.

The invention discloses a new carding machine which belongs to carding machine technology area. It includes electronic feeding bucket, metal anti-rolling device, three groups of carding device on rear vehicle, cross over device on middle vehicle, two groups of carding device on fore vehicle, wiping roller device, single leather lacing dividing device, frequency conversion motor washboard device and strip-length device which are controlled by program-controlled electronic cabin and installed consecutively, among them, three groups of carding device on rear vehicle and two groups of carding device on fore vehicle are transmitted by two frequency changing synchronous motors separately and synchronously. The invention has simple structure, smooth running, high manufacturing precision, high production efficiency and high product quality.

The invention relates to a polytetrafluoroethylene (PTFE) membrane crack short-fiber re-splitting method and a device used for the same. The method comprises the steps of merging conventional PTFE membrane crack fiber bundles, then continuously feeding a drum-type spunlace unit only provided with a spunlace head for twice successively, and enabling the merged fiber bundles to be wound on a drum in a spiral form for 6-20 circles along a Z direction for running so as to enable the fiber bundles to be impacted by spunlace for 12-40 times along the positive surface direction and the negative surface direction for splitting to obtain the PTFE membrane crack fiber bundles which are high in fine fiber number percentage and low in fiber branching rate. By adopting a flexible splitting technology, the prepared fiber bundles are not easily broken by tearing, and re-splitting can be continuously carried out at high speed. The improved drum-type spunlace splitting device has the characteristics of being compact in structure, simple in operation and convenient in process adjustment. The fiber bundles prepared by the method are evenly carded into a web after being cut off, thus being widely used for preparing high-temperature-resistant filter material with small porosity and high efficiency of dust removal.

The invention discloses a module coupling biomass microwave dry or semidry pretreatment reactor, which structurally comprises a material continuous input system, a material humidity regulating system, a microwave treatment system and a material output system after pretreatment. In the invention, a material is continuously conveyed through a spiral material stirrer and is continuously regulated ina required humidity range through the material humidity regulating system; moisture is uniformly distributed; and the material after humidity control is subjected to wall breaking treatment through early preheating and back-end high-power microwave in the microwave treatment system and is exported through the material output system, so that continuous pretreatment of biomass is realized. The system is of module coupling; and a plurality of systems can be connected in parallel for use to increase treatment speed and treatment capacity and can also be connected in series for use to meet the special pretreatment requirement of some biomasses. Through the reactor, continuous pretreatment of the biomass under normal pressure is realized; the equipment investment is low; the energy consumption is low; the speed is high; and the pretreatment cost is greatly reduced.

The invention provides a single mold pressing continuous printing process and a device. The process comprises the following steps of: sleeving a seamless flexible annular metal soft belt outside more than two plate inner rollers; tightly opening the seamless flexible annular metal soft belt by the plate inner rollers; stamping patterns of the seamless flexible annular metal soft belt outside the plate inner rollers through opposite pressing of the plate inner rollers and an opposite pressing roller; and heating and cooling the patterns to ensure that the patters are developed to a film base material, wherein polyethylene terephthalate (PET), polyvinyl chloride (PVC), biaxially-oriented polypropylene (BOPP) and the like are generally used as the base material, and a layer of developing coating material is coated on the surface of the base material. Through the process and the device, seamless printing can be realized in a true sense, the production output is doubled and redoubled, and the process steps and the structure of the device are simple, so that the process and the device are suitable for industrial production.

The invention discloses a preparation method of a composite transparent conductive film and application thereof in antistatic electricity. The composite transparent conductive film comprises a transition layer, a conductive layer and a protective layer, wherein the transition layer is formed on a glass or plastic surface substrate and is a polyurethane acrylate or polysiloxane coating; the conductive layer is one of an ITO film, an AZO film, an IZO film, a TiO2 film, a GAO film and a ZAO film, and is deposited on the transition layer; the protective layer is deposited on the conductive layer,and is one of silicon oxide, titanium nitride and silicon nitride. According to the invention, a problem that electrostatic charges are accumulated on a surface of a transparent piece is solved whilesalt spray and moist heat resistances and other environmental properties of the conductive layer are improved by controlling the thickness and density of the protective layer.

The invention discloses a steam self-supply system for producing sodium nitrate/sodium nitrite, which is suitable for preparing sodium nitrate/sodium nitrite. A desalination water tank is connected with a waste heat boiler through a coal economizer, and the waste heat boiler is connected with an ammoxidation reactor; the coal economizer is communicated with a crystallizer through an alkaline absorber, a preheater, an I-effect evaporator and an II-effect evaporator; the preheater is connected with the desalination water tank; a converter is respectively connected with the I-effect evaporator and a centrifugal machine; the II-effect evaporator is respectively connected with an alkaline dissolving workshop section and the crystallizer; the alkaline dissolving workshop section is connected with the centrifugal machine through a condenser and the crystallizer. The steam self-supply system is remarkable in energy saving benefit, convenient for process regulation and pollutant discharge reduction, high in degree of automation, remarkable in steam saving effect and high in recycling ratio.

The invention discloses an improved pressure transmitter. A connector component of a packaging structure of the improved pressure transmitter is connected with a boiler or a pressure container or a pressure pipeline to provide a pressure source for a sensitive element. The improved pressure transmitter is connected with an outer shell through a circuit board, carries out shielding on the circuit board, and improves the EMC performance. Meanwhile, the connector component and the outer shell are packaged through a split-body riveting connecting structure, the outer shell and an electrical insertion part are connected in a riveting mode, and a corresponding seal ring, the corresponding sensitive element and the corresponding circuit board are installed in the shell body. Due to the fact the simple packaging structure is adopted, the improved pressure transmitter is simple in structure, facilitates technology adjustment, and reduces manufacturing cost.

The invention relates to a suction type doffer device arranged on a nonwoven carding machine. The device comprises a roller body, a core shaft, front and rear wind shields, left and right end covers, card clothing, a synchronous belt pulley and a synchronous belt. The traditional basic doffer structure is reserved in the device; an airflow passage communicated with a suction fan is formed for theroller body, the core shaft and the card clothing, and an inner suction system is formed, so that the device has adsorption effect on the fibers with low curling degree and low length to prevent the fibers from being dissociated and stripped in the high-speed production process; and an adjustable negative pressure suction area is formed by arranging the components such as the wind shields, a brush and the like to meet different installation position requirements of different fiber raw materials, a main cylinder and a condensation roller. The device has the advantages of compact structure, simplicity in operation, convenience for process adjustment, wide range of the processed fiber raw materials and high production speed; and compared with the traditional doffer device, the device has theadvantages that: the density uniformity of a fiber web surface carded and processed by the device is improved by 16 to 27 percent, and the total utilization rate of the raw materials is improved by 12 to 22 percent.

The invention relates to a green float glass and a production method thereof. The green float glass comprises 70.0 to 75.0% of SiO2, 0 to 3.0% of Al2O3, 8.0 to 11.0% of CaO, 2.0 to 4.8% of MgO, 13.0 to 16.0% of Na2O, 0.3 to 0.8% of K2O, 0.2 to 0.23% of SO3 and 0.570 to 0.630% of Fe2O3. The green float glass also contains FeO which accounts for 24 to 27% of the total mass of Fe2O3. Through introduction of the colorant Fe2O3 powder on the basis of a formula for common white float glass, no extra colorant is needed and special clarification equipment is not needed. The production method for the glass is simple, controllable and stable in process; process adjustment is convenient and easy; production cost is lower; and the prepared glass can be changed in color, transmittance and reflectivityso as to meet the requirements of market customers.

The invention discloses a large package two-for-one twisting device which comprises a control box and a two-for-one twisting mechanism. The control box is arranged on one side of the two-for-one twisting mechanism. The two-for-one twisting mechanism comprises a rack. The lower end of the rack is provided with a yarn storage device, a plurality of spindles are fixed at the upper end of the rack, the spindles are connected with the yarn storage device through a yarn winding device, a plurality of hand brakes are arranged on the rack, and the hand brakes are connected with the spindles in a one-to-one corresponding mode. The large package two-for-one twisting device is simple in structure, convenient to operate, high in degree of intelligentization, safe and reliable, greatly improves yarn technology speed, enables the speed to be improved by 40%-60% compared with that of traditional yarn and improves yield by 40%-60%. Besides, the amount of yarn with enough strength can be improved by 100%.

The invention provides a novel engine main bearing cover tile locking trough testing fixture. The middle part of a testing platform is provided with a neutral gear opening. A mandrel is transversely arranged from one side of the testing platform. The mandrel penetrates through the testing platform and penetrates out of the other side of the testing platform. Furthermore the other side of the testing platform is provided with a gauge stand. A dial gauge is arranged on the gauge stand, wherein the measuring head of the dial gauge corresponds with the top end of the mandrel. The upper part of the testing platform is provided with a clamping device. The pressing head of the clamping device corresponds with the portion above the neutral gear opening. The testing platform is provided with floating positioning pins at two sides of the neutral gear opening. The floating positioning pins correspond with pinholes at two sides of the main bearing cover. The mandrel is also provided with a mandrel cover at the position of the neutral gear opening. The mandrel sleeve is provided with a first clamping board and a second clamping board with different diameters, wherein the diameters respectively correspond with an upper limit dimension and a lower limit dimension of the tile locking trough. The novel engine main bearing cover tile locking trough testing fixture has an advantage of convenient use. The novel engine main bearing cover tile locking trough testing fixture has functions of testing the position dimension and the shape dimension of the tile locking trough, visually feeding a processing condition back through numbers of the dial gauge, and facilitating process adjustment.

The invention discloses a high-speed glass fiber chopping machine, belongs to the technical field of glass fiber shearing equipment, and solves the problems of incapability of meeting the requirementon cutting length, high labor intensity and low production efficiency due to adoption of a radial cutter head pressing wheel internally-tangent cutting technology in an existing cutting machine. The high-speed glass fiber chopping machine comprises a cutting device and a loading device, the loading device is used for pulling the fiber yarn to be cut to the meshing area of the cutting device; the cutting device cuts off the glass fibers to the preset fiber length in a radial cutter head pressing wheel external cutting mode. The chopping machine innovatively provides a radial cutter head pressing wheel externally-tangent type cutting-off technology, glass fibers with various diameter specifications can be drawn and chopped, the labor intensity is reduced, and the production efficiency is improved.

The invention relates to a production method of a synthetic fibre, in particular to a combined efficient low-temperature trickle dynamic mixing device and a special method thereof, which mainly solve the technical problems that the prior art cannot apply on-line addition on a direct spinning production line and that a fusion method has high cost, high energy consumption and the like. The combined efficient low-temperature trickle dynamic mixing device comprises a framework, wherein the framework is provided with a sleeve component which is provided with a feeding component and a discharge outlet; the inside of the sleeve component is provided with an efficient mixing shaft component; the shaft body of the efficient mixing shaft component is provided with a blending mechanism; and the blending mechanism consists of a trickle mixing unit, a cutting unit and a low-temperature homogenizing unit which are arranged in order. The special method comprises the following steps: inletting a blended melt into an arc-shaped ring groove through the feeding component; introducing the blended melt into a pre-cutting unit to be cut after being trickled by a pre-trickling unit; introducing the blended melt into the blending mechanism to blend uniformly; and discharging a mixture from the discharging outlet.

The invention discloses a color matching device for polyamide 6 color masterbatch. The color matching device comprises a frame, wherein a plurality of rectifiers are sequentially arranged in the framefrom top to bottom, are parallel to one another and are obliquely arranged, the heights of the front ends of the rectifiers are larger than those of the rear ends of the rectifiers. The invention provides the color matching device for polyamide 6 color masterbatch, and the color matching device has a good spinning cooling effect.

The invention provides a method for preparing titanium alloy spherical powder through recycled titanium materials. According to the method, the recycled titanium materials are subjected to oil removal, vacuum oxygen removal, four cycles, hydrogenation, dehydrogenation and screening, and then plasma balling is adopted for preparing the titanium alloy spherical powder. A hydrogen source can come from the hydrogenated titanium sponge titanium purification dehydrogenation step, the resource is saved, and finally the high-effect high-performance titanium alloy spherical powder for additional material manufacturing is prepared. By means of the method, a new raw material channel is provided for additional material manufacturing, waste resources are changed into wealth from waste, and economic benefits are increased.