31 results about "Copper industry" patented technology

The invention relates to the field of copper industry machining, in particular to high-precision type casting equipment for the copper industry machining. According to the high-precision type castingequipment for the copper industry machining, the casting efficiency is high, the casting product quality is high, the labor intensity is low, the safety is high, and steel material quantity supply isaccurate. The high-precision type casting equipment for the copper industry machining comprises a placing seat, a casting device, a first supporting column, a first motor, a first gear, a first rotating shaft, a second gear, a first bearing block, a discharging hopper, a material receiving frame, a second rotating shaft, a second bearing block, a second supporting column, a discharging frame, an electric discharging valve, a first elastic part, a guiding rod, a lifting rod, a sliding plate, first mixing rods and the like. According to the high-precision type casting equipment, the casting efficiency is high, the casting product quality is high, the labor intensity is low, and steel material quantity supply is accurate.

A smelting copper slag accretion agent is characterized by comprising, by mass, 74%-78% of perlite, 5%-12.0% of pyrophyllite, 3%-5% of calcium aluminate, 10%-14% of albite and 5%-15% of kaliophilite. A preparing method comprises the steps that firstly, weighing and mixing are carried out, raw materials are weighed according to the formula and weight, and the weighed raw materials are evenly mixed; secondly, crushing is carried out, the mixture obtained in the first step is placed in a crusher to be crushed, and the crushing granularity ranges from 80 meshes to 100 meshes; thirdly, packaging is carried out, powder obtained through crushing is bagged and packaged, and then a finished product is obtained. According to the smelting copper slag accretion agent, the vacancy of the domestic smelting copper industry in the field of the slag accretion field is filled up, the smelting copper slag accretion agent has the advantages of being low in cost, good in slag accretion effect, short in slag drossing time and small in copper loss, and in the using process, toxicity, dust and foreign smell do not exist, and the environment cannot be polluted.

The invention relates to the field of copper industry, in particular to a chemical polishing and soaking machine for copper industry production, and aims to provide the chemical polishing and soakingmachine which is used for the copper industry production and capable of sufficiently corroding the surface of a copper product for polishing and prevents a corrosive agent from adhering to the copperproduct and damaging the copper product. The chemical polishing and soaking machine for copper industry production comprises a mounting plate, a support frame, a motor, a first rotating shaft, a firstgear and the like, wherein the support frame and the motor are fixedly connected to the top surface of the mounting plate in sequence; a mixing box and a cleaning box are both fixedly connected to the top of the support frame; the first rotating shaft is in transmission connection with the output end of the motor; the first gear is fixedly connected to the top of the first rotating shaft; a firstbearing seat is fixedly connected to the outer bottom surface of the mixing box, and a second bearing seat is fixedly connected to the outer bottom surface of the cleaning box. The chemical polishingand soaking machine has the effects of sufficiently corroding the surface of the copper product for polishing and preventing the corrosive agent from adhering to the copper product and damaging the copper product.

The invention discloses a self-resetting type interventional and passive operation metal recovery machine for copper sewage treatment, which includes an interventional all-round odor isolation and vibration power source integrated unit, a self-resetting maintenance-free dynamic and static state switching unit, and an element-removing type non-recycling unit. Source stirring and self-conveying integrated unit, exclusive heavy metal fishing unit, exclusive heavy metal collection unit, support base, rear support vertical plate, impact force reversing frame and impact force reversing chamber. The invention belongs to the field of heavy metal wastewater treatment, and specifically refers to a self-resetting type interventional and passive operation metal recovery machine for copper sewage treatment, which is integrated with an interventional all-round odor isolation and vibration power source, self-resetting maintenance-free dynamic and static state The setting of switching unit, element-eliminating passive stirring and self-conveying integrated unit realizes the integration of interventional all-round odor isolation and vibration power source, self-resetting maintenance-free dynamic and static state switching, element-eliminating passive stirring and self-conveying integration, etc. multiple effects.

The invention relates to a reductant NFA used for deep deoxidization in the copper industry and belongs to the technical field of non-ferrous metallurgy. The reductant NFA is obtained by removing impurities of anthracite or petroleum coke and pitch coke, subjecting oxidized ore of Al, Si, Ca and Mg to strong reduction to obtain elementary substances or alloys, separately smashing and sieving the abovementioned two raw materials to obtain particles having a size of 0.1-5 mm, and mixing the two kinds of materials according to the requirements of the refining process to obtain the reductant NFA. The reductant NFA can also be obtained by directly mixing the two raw materials, subjecting the mixture to strong reduction at high temperature, smashing and sieving. In a reduction stage in the later period of fire refining of crude copper, single adoption of the reductant NFA or combination of the reductant NFA with a traditional reductant can achieve the objective of deep deoxidization of fire-refined copper and can make the resident oxygen lower than 30-1500 ppm. The reductant NFA is suitable for the cooper smelting industry and the copper processing industry.

The invention provides a copper industry wastewater treatment equipment, which includes a filter box and a cleaning box. A first filter plate is arranged in the filter box. One side of the first filter plate is pivotally connected with the inner wall of the filter box, and the other side The motor drives up and down and rotates around the pivot joint. One side of the filter box is provided with a first flow guide frame, and the inner wall of the cleaning box is provided with a first discharge pipe corresponding to the first flow guide frame; the cleaning box is provided with a second filter plate The side of the second filter plate close to the filter box is pivotally connected to the inner wall of the cleaning box, and the other side is driven up and down by the second motor and rotates around the pivot joint. The side wall of the cleaning box is connected with a water inlet pipe connected to an external water source , the inner wall of the cleaning box is equipped with an ultrasonic generator, the side of the cleaning box away from the filter box is provided with a second guide frame, the outer wall of the cleaning box is provided with a second discharge pipe corresponding to the second guide frame, and the outside of the second discharge pipe is provided with There is a collection frame; it can effectively filter the wastewater and clean the collected precipitates to facilitate subsequent recovery of the precipitates.

The invention provides a waste gas and smoke treatment equipment for copper furnaces that is easy to clean. The first filter bottle communicates with the collection box through the first discharge pipe, the second filter bottle communicates with the collection box through the second discharge pipe, and the first filter bottle The bottom of the side wall of the filter bottle is provided with an air intake pipe, the top of the side wall of the first filter bottle is connected with the bottom of the side wall of the second filter bottle through an air pipe, and the top of the side wall of the second filter bottle is connected with an exhaust pipe, and the exhaust pipe The end is provided with a first three-way valve, an interface of the first three-way valve communicates with the collection box through the first pipeline, the air inlet of the air pump is connected with a second three-way valve, and an interface of the second three-way valve It communicates with the collection box, the second three-way valve communicates with the first three-way valve through the second pipeline, the first filter bottle is provided with the first filter element, the second filter bottle is provided with the second filter element, the first filter element and the second filter element The filter elements are all driven by the drive motor; they can carry out effective dust suction and filtration, which greatly improves the filtration effect; and it is easy to clean and remove dust, which is convenient for operation.

The invention discloses a copper rod adjustable type rapid cut-off machine used for the copper industry, and relates to the technical field of cut-off machines. The copper rod adjustable type rapid cut-off machine comprises a base, a work table and a fixed table. The work table and the fixed table are both fixedly connected to the upper surface of the base. The fixed table is located behind the left portion of the work table. The left side of the work table is fixedly connected with a threaded rod. The left end of the threaded rod is fixedly connected with a fixed plate. The fixed plate is fixedly connected to the upper surface of the base. The fixed plate is located on the front face of the fixed table. The surface of the threaded rod is movably connected with a limiting block in a sleeving manner. A groove is formed in the upper surface of the work table. The inner wall of the groove is fixedly connected with a spring. The end, away from the inner wall of the groove, of the spring isfixedly connected with a baffle. According to the copper rod adjustable type rapid cut-off machine used for the copper industry, by means of pawls and blades, the problem that because none of bladesof an existing copper rod adjustable type rapid cut-off machine can be regulated for copper rods of different diameters and cutting lengths, blade change is troublesome when the copper rods of different diameters are cut.

The invention belongs to the field of nonferrous metal processing, and in particular relates to a high-hardness zinc-copper-aluminum alloy. The invention uses Al-50Cu master alloy, industrial pure copper, industrial pure aluminum and industrial pure zinc as raw materials, adopts the method of smelting, casting and natural cooling to prepare high-hardness wear-resistant zinc-copper-aluminum alloy, and the composition of the alloy is 30-38%. Zn, 30-38% Cu and 30-38% Al, the unavoidable impurity content is less than 0.8%, the preferred alloy composition is copper, aluminum and zinc metal components with equal mass percentages, and its hardness and wear resistance are the best. The zinc-copper-aluminum alloy with high hardness obtained by the invention can be applied to industrial fields such as machinery and mines.

The invention discloses a purifying device for copper-industry wastewater and waste gas. The purifying device comprises a gas inlet pipe, a water inlet pipe, a treating box, a water outlet pipe, a gas outlet pipe and a film pool. The inside of the treating box sequentially comprises a heavy metal adsorption layer, an SDG adsorbent layer and a purifying layer from top to bottom, and the purifying layer comprises immobilized microorganism balls; a magnetic field generator is arranged outside the treating box; in the purifying device for copper-industry wastewater and waste gas, the purified wastewater and waste gas are mixed and enter the film pool, wastewater can be purified through a film assembly in the film pool, film pollution can be prevented through scouring of waste gas, the proportion of wastewater to waste gas ranges from 1:2.5 to 1:2, and the effect of the a waste-gas scouring film assembly is best; nitrogen oxide and particulate matter in wastewater and nitrogen oxide and particulate matter in waste gas can be removed through the immobilized microorganism balls; heavy metal matter can be removed through the heavy metal adsorption layer arranged in the treating box, and sulfuric acid mist can be removed through the SDG adsorbent layer.

The invention provides a method for preparing a metal-organic framework material HKUST-1 from copper-containing industrial wastewater, belonging to the technical field of wastewater utilization. The method comprises the following steps: mixing the copper-containing industrial wastewater with trimesic acid, and carrying out a coordination reaction to obtain a crude reaction product, wherein the pH value of the copper-containing industrial wastewater is 0.4 to 1.5; and mixing the obtained crude reaction product with an activating agent, and carrying out activating treatment to obtain the metal-organic framework material HKUST-1. The metal-organic framework material HKUST-1 is prepared from the copper-containing industrial wastewater, so cost is low, copper ions in the industrial wastewater can be removed, and environmental pollution is reduced. A result of an embodiment shows that the HKUST-1 is successfully prepared by the method disclosed by the invention.

The invention relates to a high-recycling rate and environmental-friendly stripping liquid for copper processing of TFT industry. The high-recycling rate and environmental-friendly stripping liquid comprises the following constituents based on percent by mass: 1-2% of alcohol, 40-50% of ether, 3-8% of mixed amine, 40-50% of organic solvent with a low boiling point, 1-5% of corrosion inhibitor and1-5% of non-ionic surfactant with the balancing being pure water. The stripping liquid is moderate in striping speed, no photoresist is resided on a surface of a stripped wafer under a 1,000-rate microscope, and no corrosion to a copper metal layer is generated. The photoresist removal capability is improved by using the alcohol and ether in a mixed way, and the corrosion-resistant performance ofcopper metal is improved by combining the mixed amine; while the corrosion of the copper metal can be improved when the dosage of a conventional amine substance is increased; in the stripping liquid,the mixed amine substance is used, namely, (hydrochloric acid mixed amine and monohydrate mixed amine) are used in a combination and are combined with other amine substances, thus, the photoresist removal capability can be improved, and the protection of the copper metal is improved; and moreover, since the mixed amine composition is very easy to dissolve in water and is convenient to remove, theaddition of an imidazole substance can be reduced, and a relatively small amount of additive is resided.

The invention provides a copper industry data robust coordination and significant error detection method, and relates to the technical field of information, and the method comprises the steps: employing real material inventory data, and roughly calculating the inventory data standard deviation of each data item according to the inventory data; According to the copper, sulfur, gold and silver metal amount recovery rate of a smelting plant of a copper production enterprise, in order to prevent significant errors in inventory data from interfering with other data items during data coordination, robust data coordination model is established; in order to realize rapid data coordination and significant error detection of all material attributes for inventory data of materials of a smelting plant, a Lagrange multiplier conversion method is adopted, and a high-dimensional variable space is represented by a low-dimensional constraint multiplier space. And in addition, a differential evolution algorithm is adopted to carry out optimization iterative solution. The result obtained by the method is more accurate in significant error detection, the coordinated data is more stable, the calculation efficiency meets the actual requirements, and the method can also be popularized and applied in copper production enterprises and other production enterprises.

The invention relates to the field of copper industry machining, in particular to high-precision type casting equipment for the copper industry machining. According to the high-precision type castingequipment for the copper industry machining, the casting efficiency is high, the casting product quality is high, the labor intensity is low, the safety is high, and steel material quantity supply isaccurate. The high-precision type casting equipment for the copper industry machining comprises a placing seat, a casting device, a first supporting column, a first motor, a first gear, a first rotating shaft, a second gear, a first bearing block, a discharging hopper, a material receiving frame, a second rotating shaft, a second bearing block, a second supporting column, a discharging frame, an electric discharging valve, a first elastic part, a guiding rod, a lifting rod, a sliding plate, first mixing rods and the like. According to the high-precision type casting equipment, the casting efficiency is high, the casting product quality is high, the labor intensity is low, and steel material quantity supply is accurate.

The invention discloses a processing technology of a high-purity copper product for space flight and aviation, which comprises the following steps: acid regulation: 68% electronic-grade nitric acid and pure water are pumped into an acid regulation tank according to a certain proportion, the pH value is regulated to 3, a nitric acid electrolyte is prepared, and then the nitric acid electrolyte is pumped into a liquid pouring storage tank; filtering to remove impurities, namely removing impurities from the nitric acid electrolyte of which the pH is adjusted through a three-stage filter; electrolysis is conducted, specifically, a 4N high-purity copper plate serves as an anode plate, a titanium plate serves as a cathode plate, the nitric acid electrolyte obtained after filtering and impurity removal is pumped into an electrolytic bath, electrolysis circulation is started, direct-current electrolysis is conducted, and 7N high-purity copper is obtained on the cathode plate; and vacuum packaging is conducted, specifically, the cathode plate with copper deposited is cleaned and conveyed to a stripping unit to be stripped, stripped cathode copper is inspected, and vacuum packaging and warehousing are conducted after the cathode copper is inspected to be qualified. Impurities in the production process of the high-purity copper can be effectively removed, the electrolyte can be purified, the quality requirement of the high-purity copper is met, and meanwhile the industrial production cost of the high-purity copper is further reduced.

The invention discloses a copper bar cutting machine for the copper industry. The copper bar cutting machine comprises a box body, wherein a movable block is connected to the top of the inner wall ofthe box body in a sliding mode, arc-shaped blocks are fixedly connected to the top of the movable block and the other side of the top of the box body respectively, an elastic telescopic rod is fixedlyconnected to the bottoms of the inner walls of the arc-shaped blocks, a cushion block is fixedly connected to the top of the elastic telescopic rod, and first arc-shaped clamping blocks are fixedly connected to one side of the inner walls of the arc-shaped blocks by virtue of support blocks. The copper bar cutting machine relates to the technical field of copper bar cutting equipment. According to the copper bar cutting machine for the copper industry, friction blocks and antiskid blocks are arranged, so that the friction between fixtures and copper bars is increased, the copper bars are preferably prevented from moving during cutting, the copper bar cutting effect is greatly increased, the distance between the fixtures can be preferably adjusted through the movement of the movable block,a clamping block can be preferably clamped with a bulged block through the movement of the clamping block, the stable fixture position adjustment is guaranteed, and the practicability of the cuttingmachine is greatly increased.