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116results about How to "Strong production adaptability" patented technology

Sintered flux for 9Ni steel welding and preparation method thereof

The invention discloses sintered flux for 9Ni steel welding, and relates to the technical field of welding materials. The sintered flux comprises the following components in parts by weight: 20 to 28 parts of CaF2, 23 to 33 parts of MgO, 15 to 18 parts of Al2O3, 8 to 12 parts of CaO, 4 to 10 parts of SiO2, 0.5 to 2 parts of BaO, 0.5 to 2 parts of TiO, 0.5 to 2 parts of ZrO2, 0.5 to 2 parts of alloy and 15 to 20 parts of water glass, wherein the alloy is ferrosilicon or manganese-silicon or a combination of ferrosilicon and manganese-silicon. The preparation method comprises the steps of uniformly mixing the components according to the proportion; carrying out granulation; drying at the low temperature of 300 to 400 DEG C; and sintering at the high temperature of 660 to 750 DEG C, so as to obtain a flux finished product. According to the sintered flux, the flux is matched with a solid welding wire ERNiCrMo-4, the welding manufacturability is relatively good, the mechanical property of weld joints is good, the ultra-low temperature toughness of deposited metals is stable and excellent, the hot crack resistance sensitivity is good, and the sintered flux is applicable to submerged arc flat welding and horizontal welding of 9Ni steel.
Owner:725TH RES INST OF CHINA SHIPBUILDING INDAL CORP

Induction heating method and device with self-adaptive distance adjusting function

ActiveCN105648164ABroaden and enhance processing capabilitiesIncrease productivityFurnace typesIncreasing energy efficiencyControl systemEngineering
The invention discloses an induction heating method suitable for steel plates with any warping degree. Firstly, a steel plate (2) is moved to an inlet of inductors (8) of an induction heating furnace through a roller bed system (1), displacement sensors (5) located on the upper portion of the front end of each upper inductor (3) are used for detecting the distance between the surface of the steel plate and the sensors and sending a measurement result to an intelligent processing unit; secondly, the intelligent processing unit works out the warping degree of the steel plate and an upper inductor position adjusting mode and sends the warping degree of the steel plate and the upper inductor position adjusting mode to a PLC control system; thirdly, the PLC control system sends adjustment commands to an upper inductor position adjusting system (4), so that the distance between the steel plate and the upper inductors is kept relatively constant; and fourthly, when the steel plate enters the inductors, infrared temperature measuring units (6) mounted at the inlet ends of the upper inductors are used for detecting the temperature of the steel plate, power needed for heating the steel plate to a target temperature is worked out, and an inductor heating system is started to heat the steel plate, so that when the steel plate leaves the induction heating furnace, the temperature of the steel plate reaches the target temperature.
Owner:BAOSHAN IRON & STEEL CO LTD

Environment-friendly waste cutting fluid circulation treatment method and purification device

The invention discloses an environment-friendly waste cutting fluid circulation treatment method and a purification device and belongs to the technical field of a cutting fluid. The method comprises heating a waste cutting fluid sent from a cutting fluid circulation tank to 30 to 42 DEG C, carrying out coarse filtration, then feeding the filtrate into an oil-water separation tank, carrying out primary oil-water separation through an oil scraper assembly, feeding heavy oil from an overflow port of the oil-water separation tank to an oil-water separator, carrying out secondary oil-water separation to obtain a 1-level clear liquid, filtering to remove impurities in the 1-level clear liquid through filter films having different network densities to obtain a 2-level clear liquid, conveying the 2-level clear liquid into a waste cutting liquid work tank, adjusting pH of the 2-level clear liquid to greater than or equal to 9, adding an antibacterial agent into the 2-level clear liquid to obtain a 3-level clear liquid, conveying the 3-level clear liquid into the cutting fluid circulation tank and carrying out recycling. The method has the advantages of simple processes, low energy consumption and high water recovery rate. The separated cutting liquid can be used for preparation of a cutting liquid or be conveyed into a sewage treatment system, subjected to biochemical treatment and discharged.
Owner:苏州易歌环境科技有限公司

Preparation method of TA2 cold-rolled titanium strip for low-strength and easily-formed welded pipe

ActiveCN108165822AReduced forming resistanceReduce frictionTitaniumHardness
A preparation method of a TA2 cold-rolled titanium strip for a low-strength and easily-formed welded pipe comprises the following steps that raw material preparation, cold rolling, degreasing, continuous annealing, acid pickling, flattening and degreasing sampling are conducted, and then a finished TA2 cold-rolled titanium strip for the welded pipe is obtained. The overall content of raw materialstrengthened impurity elements is presented through [O]<dang>, an appropriate range is provided, control is conducted in the compounding process, and meanwhile subsequent cold rolling, annealing and flattening technique measures are combined, so that the transverse yield strength of the TA2 cold-rolled titanium strip for the welded pipe is controlled to be in a low level of 260-350 MPa, the forming resistance of the welded pipe is reduced effectively, and accordingly friction between the titanium strip and a welded pipe forming roller mould is reduced; and by improving the surface hardness androughness of the titanium strip, the adhesivity of the titanium strip and the forming roller mould is reduced, accordingly, the service life of a welded pipe forming roller is prolonged by a large margin, and the quality problem of forming grinding crack defects on the surface of the titanium welded pipe is solved.
Owner:LUOYANG SUNRUI TI PRECISION CASTING

Robot automatic glaze spraying system

The invention discloses a robot automatic glaze spraying system. The robot automatic glaze spraying system comprises a pretreatment unit, a glaze spraying unit and a posttreatment unit from upstream to downstream in sequence. The pretreatment unit comprises a plurality of pretreatment modules. Each pretreatment module comprises a blank trimming and dust collection position. The posttreatment unitcomprises a plurality of posttreatment modules. Each posttreatment module comprises a detecting and cleaning position. The glaze spraying unit comprises a plurality of glaze spraying modules. Each glaze spraying module comprises a glaze spraying conveying line, a glaze spraying robot and an air extraction and dust collection room. Each unit of the robot automatic glaze spraying system is a detachable module combination. The number of the pretreatment modules, the number of the glaze spraying modules and the number of the posttreatment modules can be set freely according to the production requirements. The production adaptability is greatly improved. The modules can be combined freely according to the production requirements. The design and development cycle of a glaze spraying production line is shortened. The number of the modules can be increased and reduced at will in the production process. The production cost is controlled flexibly.
Owner:FOSHAN PRATIC CNC SCI & TECH

Method for manufacturing hinge shaft

The invention belongs to the field of glasses accessories, in particular to a method for manufacturing a hinge shaft. The prior process for manufacturing the hinge shaft needs two times of clamping to finish the processes of blanking and punching, and has high requirements on a clamp tooling and more clamping steps so that the production efficiency is low and the rejection rate is high. The invention provides the method for manufacturing the hinge shaft, which can finish the blanking and the punching through only one positioning clamping and comprises the following steps: performing punching, blanking and circular milling on a metal sheet, which is characterized by using a clamp component to fix the metal sheet first, punching a hole on the fixed metal sheet, then blanking around the hole to prepare a hinge shaft blank, and performing circular milling on the tail part of the hinge shaft blank, wherein the punching and the blanking are finished by cutting on the metal sheet by using a continuous laser cutting machine. The manufacturing method limits the processing sequence of punching first and then blanking, finishes two process steps of the blanking and the punching through one clamping, reduces the clamping steps, correspondingly reduces the requirement on the clamp tooling, effectively improves the production efficiency, and has good processing quality and low rejection rate.
Owner:浙江康华眼镜有限公司

High-temperature reinforcing refining method of copper-bearing multi-metal material

ActiveCN108103319AIncrease agitation intensityGood heat and mass transfer conditionsProcess efficiency improvementSlagOxygen
The invention relates to a high-temperature reinforcing refining method of copper-bearing multi-metal material, in particular to carbon-bearing and copper-bearing material generated after processing adiscarded circuit board and other copper-bearing secondary material. The high-temperature reinforcing refining method comprises the following steps: S1, the oxidation impurity removal stage: puttingcarbon-bearing and copper-bearing multi-metal material in a high-temperature reinforcing refining furnace, and jetting oxygen-enrichement gas as an oxidizing agent, wherein caron in the material serves as fuel and is supplemented by natural gas to keep the temperature in the furnace high, and matching a slag former to realize slagging and removal of impurity elements in the material; and S2, the reduction refining stage: adding a reductant, oxygen-enrichement gas and natural gas in the furnace to carry out reduction refining on crude copper to generate qualified anode copper finally and realize efficient enrichment of precious metal. According to the high-temperature reinforcing refining method, one-step refining of the copper-bearing multi-metal material is realized to directly generate anode copper, the technological vacancy of efficient recycling of copper-bearing multi-metal material is filled, and the advantages that the processes are continuous, economical and environmentally-friendly, short in flow and high in efficiency are realized.
Owner:CENT SOUTH UNIV

Silver-zinc crust wet process comprehensive recovery method

The invention discloses a silver-zinc crust wet process comprehensive recovery method which is characterized in that that silver-zinc crusts are subjected to thorough roasting and ball milling sieving; then through an acid leaching condition, an acid extract and acid leaching residues are obtained; after the acid leaching residues are leached by sodium sulfite, lead residues and an extract are obtained; the lead residues can return to a pyrogenic process smelting system, the extract is purified and then is reduced by formaldehyde, and crude silver is finally obtained after casting; the acid extract can be replaced by zinc powder and sponge bismuth is obtained; liquid after replacement is purified and then is subjected to evaporative crystallization, and zinc chloride is obtained; and direct recovery rates of silver, bismuth and zinc respectively reach above 95.7%, 94.1% and 88.9%. The silver-zinc crust wet process comprehensive recovery method is applicable to recovery of valuable metals, such as silver, bismuth and zinc, from the silver-zinc crusts rich in lead, silver, bismuth and zinc; the lead residues can return the pyrogenic process smelting system; the direct recovery rates are high; separation is thorough; and rapid recovery of valuable metals, especially silver, of the pyrogenic process smelting system is facilitated more.
Owner:CHENZHOU CITY JINGUI SILVER IND CO LTD

Energy-saving and environment-friendly milling screening machine

The invention relates to the technical field of grinding equipment, in particular to an energy-saving and environment-friendly milling screening machine. The energy-saving and environment-friendly milling screening machine comprises a material feeding portion, a barrel body and a driving device, wherein a lining plate is arranged in the barrel body, the material feeding portion is connected with the barrel body through a hollow shaft, the barrel body is connected with the driving device through a transmission shaft, a barrel opening, away from the material feeding portion, of the barrel body is in a sealed shape, a material discharging hole is formed in the barrel body, a screen is arranged outside the barrel body, surrounds the outside of the barrel body, and is arranged in a barrel shape, a screening portion is formed between the screen and the barrel body, one end of the screening portion is open, the other end of the screening portion is closed, and the closed end of the screening portion and the closed end of the barrel body are connected with each other, and are located at the same side. According to the energy-saving and environment-friendly milling screening machine disclosed by the invention, milling and screening integrated production is realized without arranging a plurality of sets of equipment; energy consumption of equipment for screening and conveying can be reduced; the accumulation of materials can be effectively avoided as a strong exhaust hole is formed, and therefore the yield and production efficiency are increased, finer grinding phenomena can be reduced, and the pick-up rate of finished products is increased; moreover, the milling and screening in both dry and wet manners can be realized, so that production adaptability is enhanced, and the wet-type operation can also solve the problem of flying dust.
Owner:樊日宏 +1

Spatial three-dimensional layout type quickly-composite brush electroplating diamond wire saw device

ActiveCN102828212AImprove the lack of a large area occupied by the plane distributionSmall footprintCellsTanksHorizontal distributionDiamond wire saw
The invention discloses a spatial three-dimensional layout type quickly-composite brush electroplating diamond wire saw device, which comprises at least three electroplating baths (1) and a bracket (4). The spatial three-dimensional layout type quickly-composite brush electroplating diamond wire saw device is characterized in that each electroplating bath (1) is arranged on the bracket (4) in a three-dimensional mode; the top of the bracket (4) is provided with a pay-off wire wheel (6); the bottom of the bracket (4) is provided with a take-up wire wheel (8) capable of preventing coiling wires; a silk wire between the pay-off wire wheel (6) and the take-up wire wheel (8) is provided with a wire guide wheel (3) and a tensioning wheel (10); the tensioning wheel (10) is driven by a cylinder (11); the cylinder (11) is installed on the bracket (4) or the electroplating baths (1); and a graphite felt brush (7) is rotated on the electroplating baths (1). According to the spatial three-dimensional layout type quickly-composite brush electroplating diamond wire saw device disclosed by the invention, the deficiency of big horizontal distribution land occupation of the traditional electroplating equipment is improved, the structure is flexible and variable and has a strong applicability, continuous and composite electric brush processing is realized, a plurality of brush electroplating steps can be continuously finished, a plurality of slots are arranged on the graphite felt brush to realize multi-wire composite brush electroplating processing, and the processing efficiency is effectively improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Environment-friendly automatic carton manufacturing machine

The invention discloses an environment-friendly automatic carton manufacturing machine which comprises an impressing device and a cutting device. The impressing device comprises a transverse impressing device and a longitudinal impressing device; a conveying structure, the longitudinal impressing device, the transverse impressing device and the cutting device are sequentially mounted on a mountingbase from left to right; the longitudinal impressing device comprises a longitudinal pressing wheel bracket, a pressing wheel shaft and a longitudinal pressing wheel; the transverse impressing devicecomprises a transverse pressing wheel bracket, a supporting shaft and a transverse pressing wheel; the cutting device comprises a cutting shaft, cutting wheels, a motor II and a belt wheel II; the two ends of the cutting shaft are mounted on a side baffle; the multiple cutting wheels are mounted on the cutting shaft; and one end of the cutting shaft penetrates through the side baffle and is connected with the motor II through the belt wheel II at the tail end. According to the carton manufacturing machine, all processes are integrated on one equipment, production working hours are greatly shortened, the production efficiency is effectively improved, and the labor intensity of workers is lowered.
Owner:TIANJIN CHENGJIAN UNIV

Antistatic ceramic prepared from large admixing amount red mud taken as raw material and sintered in roller kiln and preparation method thereof

ActiveCN107285736ASolve stacking problemsEasy to adjust anti-static indicatorsCeramic materials productionClaywaresRed mudRefractory
The invention relates to an antistatic ceramic prepared from large admixing amount red mud taken as the raw material and sintered in a roller kiln and a preparation method thereof, and belongs to the technical field of ceramic preparation. The antistatic ceramic is prepared from the following raw materials in percentage by weight: 55 to 75% of red mud, 5% of kaolin, 10% of cooked flint clay, 3 to 12% of refractory clay, and 7 to 18% of high temperature feldspar. The preparation method comprises the following steps: evenly mixing the raw materials according to the ratio mentioned above, then adding water according to a ratio of water to raw materials of 35:65, mixing, grinding, drying, grinding again to obtain dry powder, preparing ceramic powder by a balling machine or a manual mode, carrying out compression moulding under a pressure of 200 MPa, drying obtained mould for 1 hour at a temperature of 150 DEG C, then placing the mould in a roller kiln, and burning the mould at a temperature of 1150 to 1160 DEG C to obtain the antistatic ceramic. The using amount of red mud is large, by adjusting the using amount of red mud, the antistatic indexes of the antistatic ceramic are controlled conveniently; the antistatic ceramic is sintered in a roller kiln at a time, the deformation amount is little, no foam is generated, the production efficiency is high, and the preparation method is suitable for large scale industrial production.
Owner:ZIBO GOLD LION KING TECH CERAMICS CO LTD

Chain plate-type tailing squeezer

The invention discloses a chain plate-type tailing squeezer, comprising a slurry conveying device, a rack, an upper chain wheel roller and a lower chain wheel roller, an upper chain wheel and a lower chain wheel, an upper rubber press belt and a lower rubber press belt, wherein the upper and lower rubber press belts are in a hollow structure, a plurality of upper and lower water sucking square tubes are arranged in the hollow structure and provided with water sucking ports; an upper water sucking box and a lower water sucking box are arranged in the middle part of the upper and lower rubber press belts; the upper and lower water sucking square tubes are connected with the upper and lower water sucking box; two ends of both the upper and lower rubber press belts adopt a concave-convex-shaped connection structure, a filter fabric is arranged on the inner wall of a seal cavity formed in the middle part; the discharge end of the rack is provided with a sealing pinch roller, the feeding end is provided with a rubber closing plate, and a slurry pipe is arranged in the center of the rubber closing plate and is communicated with the seal cavity. In the invention, production is carried out in a closed work environment, thus having good sealing effect, large filter-pressing force, continuous production, stable and reliable operation, small influence caused by plasticity and viscosity of slurry, strong adaptability to various slurry production, high production efficiency and large yield in unit time, avoiding pollution, improving material-water separation effect.
Owner:柳有根
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