71results about How to "Improve industrial applicability" patented technology

An automatic tool-changing arm of an automatic tool changer applicable to a machine tool, primarily comprises an immovable platform, a movable platform located below the immovable platform, a platform driving device driving the movable platform to vertically move with respect to the immovable platform, a gear assembly settled on the moveable platform and an arm body fixedly attached to the movable platform and to be rotated by the gear assembly, wherein the arm body has two ends each equipped with a clamp driving device and a power clamp. Thereby, the arm body can perform vertical movements and horizontal rotations precisely and stably so as to enhance the reliability of the tool-changing arm.

A method for producing silica particles comprising freezing a hydrous silica gel, thawing the frozen gel and removing the water having been separated from the gel by thawing, to thereby dehydrate the hydrous silica gel and provide silica particles; a method for producing a synthetic quartz powder comprising washing and then burning the above silica particles; a method for producing a synthetic quartz powder comprising removing alkaline components from water glass, adding an oxidizing agent and an acid, passing the resultant mixture through a proton type cation exchange resin, and then gelating the resultant solution, followed by washing and firing; and a method for producing a quartz glass comprising holding a silica at 150 to 400 DEG C, 500 to 700 DEG C, and then 1100 to 1300 DEG C, for specific times, respectively.

An epoxy resin represented by general formula (2),wherein R1-R4 indicate a hydrocarbon group of carbon number 1-6, n is 0 or integer of 1 or more and X is a bond or the following general formulawherein R5-R6 indicate a hydrogen atom or hydrocarbon group of carbon number 1-6, obtained by reacting an aromatic compound represented by general formula (1) and epihalohydrine,wherein R1-R4 and X are as identified herein, having molecular weight distribution comprising, content of n=0 component in the epoxy resin represented by general formula (2) is 60% or less and epoxy equivalent is 250 g / eq or over.

The invention relates to the technical fields of high temperature heat utilization and energy storage, and particularly relates to a heat conduction enhanced molten salt composite phase change material and a heat storage device and an energy storage method; expanded graphite and Hitec ternary molten nitrate salt are selected as the raw materials of a molten salt composite phase change material; the additive amount of the expanded graphite is 20%, and the loose porous expanded graphite is entirely immersed in a saturated nitrate solution; then the mixture is heated at constant temperature of 90DEG C, is stirred all the time with an electric stirrer in the heating period until most water in the saturated nitrate solution is evaporated, and then is heated at constant temperature of 120 DEG C, the rest water is completely evaporated, and finally the mixture is dried to obtain the KNO3-NaNO2-NaNO3 / expanded graphite composite phase change material; according to the invention, the heat conduction performance of the material is enhanced; the heat storage system is formed by stacking in the form of a filling bed, so that the industrial applicability is increased, and the material can be used for heat storage devices of industrial furnaces, iron making hot blast stoves, heat storage subsystems of focusing solar thermal power generation and the like.

The present invention relates to N,N-dimethyl imidodicarbonimidic diamide acetate, a method of preparing the same and a pharmaceutical composition comprising the same, and more particularly, to N,N-dimethyl imidodicarbonimidic diamide acetate which is a crystalline acid addition salt prepared by reacting N,N-dimethyl imidodicarbonimidic diamide with acetic acid, and which is very effective as a therapeutic agent for treating metabolic syndromes that glycosuria and diabetes mellitus, obesity, hyperlipidemia, fatty liver, coronary heart disease, osteoporosis, polycystic ovarian syndrome, a cancer depleted of gene P53, etc. are complexly occurred; treating diabetes mellitus and preventing its complication; and treating a cancer and preventing myalgia, muscle cell cytotoxicity and rhabdomyolysis, etc. since the acid addition salt is excellent in physicochemical properties such as solubility, stability, non-hygroscopicity, anti-adhering property, etc., and low toxicity, a method of preparing the same and a pharmaceutical composition comprising the same.

The invention provides a Ti3O5 dense block material. The density of the Ti3O5 dense block material is higher than or equal to 80%, and the Ti3O5 dense block material comprises components as follows: 70wt%-100wt% of Ti3O5, 0-29wt% of TinO(2n-1) and 0-1wt% of C, wherein for TinO(2n-1), n is larger than 3 and smaller than 6. A preparation method comprises steps as follows: Ti3O5 powder is fed into a die, the die is placed in a discharge plasma sintering furnace or an electric field activation pressure assisted sintering furnace, 25KN-100 KN of pressure is applied to the Ti3O5 powder in the die in the protective atmosphere, the Ti3O5 powder is heated to 900-1,400 DEG C and sintered for 5 min-60 min under the pressure application, electric current is cut off after sintering is finished, the applied pressure is reduced by half, the Ti3O5 powder is cooled to be lower than 100 DEG C with the furnace, then the pressure is completely released, and the material is discharged from the furnace. The invention further provides another three preparation methods of the Ti3O5 dense block material. One novel Ti3O5 material is developed, and the application of Ti3O5 is extended.

An embedded intelligent electromechanical equipment condition monitoring system comprises a physical layer metadata support module, a system knowledge management and maintenance module, a system knowledge reasoning and identification module, and a system interactive session module. The physical layer metadata support module is composed of a real-time data collection component RDC2, a preprocessing and characteristic extraction component PCEC, and a monitoring data storage and acquisition component DSAC. The system knowledge management and maintenance module is composed of an object instance management component OIMC and a monitoring knowledge rule management component KRMC. The system knowledge reasoning and identification module is composed of a knowledge inference engine component KIEC, an object ontology management component O2MC and a rule clustering study component RCSC. The system interactive session module is composed of a system management component SMC, a monitoring advice and measure component MAMC and a user session processing component USPC. The embedded intelligent electromechanical equipment condition monitoring system of the invention has the advantages of strong function integration capability, good compatibility, high running efficiency, and good applicability.

The invention discloses a drawing frame which is composed of a feeding mechanism, a combining mechanism, a drafting mechanism, an output mechanism and a transmission control mechanism. The drawing frame is characterized in that a rear roller of the drafting mechanism is composed of a left rear roller, a right rear roller and a rear roller shaft. The left rear roller is fixedly connected with the rear roller shaft, and the right rear roller is sleeved on the rear roller shaft moveably. A rubber roller matched with the rear roller comprises a left rear roller upper rubber roller, a right rear roller upper rubber roller and a central shaft. The left rubber roller and the right rubber roller are fixed on the central shaft, and the central shaft is fixed and does not rotate. The left rear roller upper rubber roller rotates independently through the matched left rear roller, and the right rear roller upper rubber roller rotates independently through the matched right rear roller. Output speeds do not interfere with each other. Two independent holding jaws are formed. The transmission control mechanism is matched with the structure of the rear roller, output speeds of the left rear roller and the right rear roller are controlled by a left stepping motor and a right stepping motor, and the total amount of strips output by the rear roller is not changed.

The invention provides a method for preparing a palladium catalyst which has alkali-resistant performance and is used for producing hydrogen peroxide, as well as a product thereof. The method comprises the following steps: a composite carrier consisting of Al2O3 and other metal components is loaded with alkali metal or alkaline earth metal, kept in an oven for 6 to 24 hours at a temperature between 80 and 150 DEG C; and palladium chloride is loaded on the carrier, kept in the oven for 6 to 24 hours at a temperature between 80 and 150 DEG C and roasted for 1 to 5 hours at a temperature between 350 and 1,000 DEG C. The other metal raw materials are two salts selected from magnesium nitrate, ferric nitrate, manganous nitrate, cerous nitrate, cobalt nitrate, nickel nitrate and cadmium nitrate. The alkali metal or the alkaline earth metal raw material is a salt selected from sodium nitrate, potassium nitrate, calcium nitrate, sodium carbonate, potassium carbonate, sodium sulfate, potassium sulphate and calcium sulfate. The catalyst prepared by the method overcomes the defects that the prior catalyst is poor in alkali-resistant performance during application, easy to soften when meeting base catalysts and easy to cause palladium as an active ingredient to fall off. The method greatly improves the industrial applicability of the catalyst in a process of producing hydrogen peroxide through automatic anthraquinone oxidation.

The present invention relates to the field of organic synthesis and describes the synthesis of specific triazolopyrimidine compounds and intermediates thereof as well as related derivatives, suitable for the preparation of Ticagrelor (TCG).

The invention discloses a toughening type waterborne epoxy curing agent as well as a preparation method and application thereof. The curing agent is prepared from the following raw materials in parts by weight: 1 part of epoxy resin; 0.65 to 6 parts of a polyamine compound; 0.1 to 1 part of toughening type epoxy resin; 0.25 to 1.25 parts of a single epoxy reactive diluent; and 0.2 to 1 part of alkyl polyethylene glycol monoglycidyl ether. The epoxy curing agent has good hydrophilic performance, good flexibility and good compatibility with epoxy resin, and when the epoxy resin coating is prepared, a paint film of the epoxy resin coating has excellent salt fog resistance, water resistance and toughness and is high in adhesive force and hardness.

The invention discloses an upper-limb industrial exoskeleton capable of reducing vibration impact. The upper-limb industrial exoskeleton comprises a fixture for fixing a vibration tool, and a wear part in wear coupling with human body upper limbs; the fixture is characterized in that one ends of two arc clamps are hinged, and the other ends are connected through a butterfly nut; arc rubber blocksare fixed on inner arc surfaces of the arc clamps; the wear part is characterized by comprising flexible protective covers and multiple bonding belts matched with front arms of the human body upper limbs; the bottom ends of the bonding belts are fixed on the surfaces of the flexible protective covers; outer arc surfaces of the two arc clamps of the fixture are connected with adjustable connectingrods through first eye fish joint bearings; the other ends of the adjustable connecting rods are connected with the front ends of damping mechanisms through second fish eye joint bearings; and the middle parts of the damping mechanisms are fixed on the flexible protective covers of the wear part through connecting pieces. The upper-limb industrial exoskeleton is suitable for operations using the vibration tool, and is convenient and comfortable in wear, excellent in man-machine coupling effect, flexible in walking and high in operation efficiency.

The mobile vehicle charging system is applied to a mobile vehicle and includes a docking platform and a charging device. The docking platform provides parking to the mobile vehicle. The charging device includes an electricity transmission interface and an electricity measurement module. When the mobile vehicle is parked on the docking platform, the electricity transmission interface charges a battery module through an electricity reception interface of the mobile vehicle. As such, when an operator of the mobile vehicle parks the mobile vehicle onto the docking platform, the mobile vehicle can be automatically charged by the mobile vehicle charging system.

The invention discloses a method for recycling valuable metal in vanadium titano-magnetite through acid high-pressure leaching. The method comprises the steps that firstly, a vanadium titano-magnetiteconcentrate is mechanically activated; secondly, first acid liquid is provided as a leaching agent, the leaching agent is added into the vanadium titano-magnetite concentrate treated in the first step, and first-segment leaching is carried out; thirdly, solid-solution separation is carried out to obtain first leaching liquid and first leaching slag; fourthly, second acid liquid is provided as a leaching agent, and is added into first leaching slag to be subject to second-segment leaching; fifthly, solid-solution separation is carried out to obtain tailings and second leaching liquid, and thesecond leaching liquid is subject to certain proportion treatment to be circularly used as the first acid liquid; sixthly, the first leaching liquid is subject to subsequent extraction-separation-step-by-step crystallization and sedimentation-separation process recycling. Two-segment leaching is adopted to sufficiently recycle valuable metal in ore, the recycling effect is good, the leaching rateis stable, and the recycling rate of valuable metal elements of vanadium, titanium and iron can reach 95% or above, and the resource utilization rate is high.

The invention discloses a high-conductivity film phase change material for a thermal battery in the technical field of thermal batteries. Raw materials comprise: a soluble inorganic salt, a conductiveagent and an adhesive, wherein the soluble inorganic salt comprises at least two of NaCl, Na2SO4, Na2CO3, KCl, K2SO4, K2CO3, LiCl, Li2SO4, Li2CO3, MgCl2 and MgSO4, and the conductive agent comprisesone of expanded graphite, carbon nanotubes, graphene and activated carbon. The preparation method comprises the following steps: dissolving the easily soluble inorganic salt in water by using the principle that the easily soluble inorganic salt is soluble in water, fully stirring and mixing the components, mixing the conductive agent and the soluble inorganic salt together by using the adhesive toform slurry, and coating the slurry to form the thin film phase change material. Firstly, phase change is utilized to slow down thermal shock and prolong the working time of the electrolyte; secondly, the conductive agent plays a conductive role, electrons can be transmitted through the high-conductivity thin film phase change material, and then the service life of the thermal battery is prolonged.

A method for measuring the contents of components in oil residue features that an optical spectrum array is created with the second-order differentiation of near infrared absorption spectra of the representative oil residue specimens, they are clustered by fuzzy k-average value of the characteristic variables that is the analyzed score of main component. The second-order differentiation of near infrared absorption spectra of the correcting set composed of each oil residue after clustered and the basic data measured by elution chromatography take part in regression analysis to create correct model, the main component of the second-order differentiation of near infrared absorption spectrum of unknown oil residue is analyzed for determining its type, and the contents of the main components can be calculated by the correct model. Its advantages include high correctness and speed, and environmental friend.