426results about How to "Simple equipment structure" patented technology

The invention provides multiple-irrigation-area automatic irrigation and fertilizer application device control equipment which comprises a water feeding device, a water complementing device, a fertilizer sucking device, a mixing device, an irrigation and fertilizer application device and a control device. The water feeding device, the water complementing device and the fertilizer sucking device are respectively connected with the mixing device, the irrigation and fertilizer application device is connected with the mixing device, and the control device is respectively connected with the water complementing device, the fertilizer sucking device, the mixing device and the irrigation and fertilizer application device, receives a detection signal and outputs a control signal. The equipment is simple in structure, low in cost, convenient to use and capable of monitoring water feeding, fertilization matching and pressure adjustment in the irrigation and fertilizer application procedure when multiple irrigation areas are automatically irrigated through the equipment, meanwhile, the equipment can automatically adjust system output pressure of irrigation and fertilizer application, guarantee consistency of nutrition ingredients of a nutrient solution and target values and guarantee precision of fertilization matching, and the equipment can be applied to soilless cultivation, drop irrigation and micro irrigation systems in modernized glass greenhouses, sunlight greenhouses, plastic greenhouses and other agricultural facilities.

The invention provides novel full-automatic efficient ceramic tile package producing equipment. Through a conveying table behind a kiln, an automatic track lining mechanism, a division channel, a tile feed conveying mechanism, a tile stacking mechanism, a tile pushing mechanism, a tile receiving turnover conveying mechanism, an automatic carton sealing mechanism, an automatic code spraying mechanism, an automatic stacking machine and the like, the equipment can realize operations of automatic track lining division of ceramic tiles output by the kiln, stacking, cartoning, turnover, carton lifting and conveying, automatic carton sealing, automatic code spraying, automatic carrying and stacking and the like. The production line equipment has a simple structure, and is simple and convenient to operate, convenient to maintain, low in manufacturing cost and cheap; the equipment not only can be used for packing large-specification ceramic tiles, but also can be used for packing the ceramic tiles of various specifications such as relatively small-specification ceramic tiles and the like, is not only suitable for online ceramic tile package, but also suitable for offline ceramic tile package, especially suitable for automatically packing the ceramic tiles of different specifications on the same production line; and moreover, the equipment is widely applicable, convenient, practical, efficient and fast.

The invention belongs to the technical field of a biomass crushing machine, in particular relates to a device for finely crushing biomass suitable for branches and straws, and solves the problem that the prior device for crushing biomass discharges rough material and has high energy consumption and low yield. The device for finely crushing biomass comprises a bracket assembly, a feeding mechanism and a crushing mechanism. The crushing mechanism comprises a strip hard stationary knife and a movable knife combined knife roll with the axial line in parallel with knife-edge line of the hard stationary knife. The included angle between the knife-edge line of the hard stationary knife and the feeding direction of the feeding mechanism is 20-30 degrees. The invention has the beneficial effects that 1, the device has a simple structure, low manufacturing cost and convenient maintenance; 2, the device has strong applicability and is capable of crushing all straws and finely discharging material once only no matter the straws are dry or wet; 3, the device is environment-friendly, saves energy and has high yield, and the cutter has long service life.

The invention discloses a preparation process of a ceramic roller rod. The preparation process comprises the following steps of: atomizing and prilling on primarily-treated slurry; adding a binder, mixing, then adding water, and mixing in a into pug into a powerful mixer, wherein the water content of the pug is 10-18%; refining the pug through a direct pushing-type pug refining machine, and obtaining pug stripes; enabling the pug stripes to conduct extrusion molding through a direct pushing-type plastic extruder, and obtaining ceramic roller rod blank tubes provided with inner supports; conducting vertical type drying treatment on the ceramic roller rod blank tubes; conducting isostatic cool pressing process treatment on the ceramic roller rod blank tubes at the pressure of 60-300Mpa; and removing the inner supports of the ceramic roller rod blank tubes, putting the ceramic roller rod blank tubes into a kiln, and burning by a hanging and burning mode at the temperature of 1200-1800 DEG C. By means of preparation process, the prepared ceramic roller rod is high in density, high in flexure strength, big in load capacity and good in appearance regulation degree.

The invention relates to a method for the floatation of potassium chloride in a sylvite mine, and a method for producing the product of chemical industry, in particular to a novel floatation method for extracting the potassium chloride from the sylvite mine. The method of the invention mainly comprises the following steps: a. the sylvite mine is pulverized and graded, the particle size of the pulverized mine rages from 3 to 8mm, and the pulverized mine is processed by the operation of cooling decomposition by being added with sweet water; b. mine slurry obtained in the step a is led into a mineralization slot and is added with the saturated mother solution of potassium chloride, sodium chloride and magnesium chloride as well as a positive floating agent; and the mine slurry, the saturated mother solution and the positive floating agent are completely mixed to control the concentration of the mine slurry to be from 20 to 40 percent; c. the mine slurry obtained in the step b is led into a flotation separation device to obtain the potassium chloride by the positive floatation; and d. particles fallen to the bottom of a flotation column are milltailings, particles which are discharged from the flotation column and are caused to float to the top end of the flotation column are potassium chloride particles, and the particles are collected to be concentrated, filtered and dried. The method has the advantages of simple and stable process, easier automatic control, favorable flotation effect, low agent consumption and production cost, etc.

The invention relates to a medicine weighing and loading machine and a use method thereof. The medicine weighing and loading machine is characterized in that the medicine weighing and loading machine comprises a stand, a medicine storage device, vibration conveying devices, weighing sensors, a weighing hopper, a vacuum sucking device, a medicine injecting device and a computer control system, wherein the medicine storage device comprises a medicine cabin, a medicine stirring plate, a driving device, a swing air cylinder and two distribution troughs, wherein each vibration conveying device comprises a medicine conveying trough, an adjusting air cylinder, a controlled baffle and a vibrator connected with the stand through two spring plates; the number of the weighing sensors is the same as that of the medicine conveying troughs; the weighing hopper comprises a fixed hopper, a movable hopper, an opening rod and an opening air cylinder; the vacuum sucking device comprises a suction tube, a dust collector and a lifting air cylinder; the medicine injecting device comprises two medicine injecting cylinders, a lifting cylinder, a connecting rod and a telescopic air cylinder; and the swingair cylinder, the vibrator, the adjusting air cylinder, the weighing sensors, the opening air cylinder, the lifting air cylinder and the telescopic air cylinder are respectively connected with the computer control system. The medicine weighing and loading machine disclosed by the invention can be widely applied to the metering and producing processes of medicine and dangerous goods industries.

The invention relates to a method for preparing a light absorption layer of CuInSe2(CIS) based thin film solar cell. The method includes the following steps: firstly, sputtering Mo electrodes requiredfor preparing the CIS radical thin film solar cell on a soda glass substrate; then sputtering on the Mo electrodes by taking CuIn0.7Ga0.3Se2.2 as target to obtain a CuIn0.7Ga0.3Se2.0 (CIGS) thin filmin deposited status; subsequently conducting heat treatment on the CIGS thin film in deposited status: filling argon in a vacuum cavity to 100Pa, heating up the CIGS thin film in deposited status atthe heating rate of 20-40 DEG C/min to 450-550 DEG C, preserving the heat for 15min, then reducing the temperature to 350 DEG C at the temperature reduction rate of 20-40 DEG C/min, cooling to the room temperature with a furnace and obtaining the light absorption layer of CuInSe2 radical thin film solar cell CIGS.

The invention provides an automatic test tube washing machine which comprises a washing module, a drying module, a disinfecting module, a main controller, a conveying motor and a conveying belt, wherein a washing controller, a drying controller, a disinfecting controller and the conveying motor are connected with the main controller electrically and respectively. The test tube washing machine is suitable for washing various test tubes; the structure of the machine is simple; the labor intensity is reduced and the washing is clean; washing, drying and disinfecting are finished together; time is saved; and the problem that chemical reagents contaminate human bodies is also avoided.

The invention discloses cleaning equipment of a semiconductor silicon chip and a cleaning method thereof. The cleaning equipment comprises a plurality of process cavities which are connected in series, lift separators, rotatable platforms, mechanical arms and cleaning cantilevers, wherein the lift separators are arranged among a plurality of process cavities; the rotatable platforms are arranged in the plurality process cavities for supporting the silicon chip; the mechanical arms are arranged in the plurality of process cavities for conveying the silicon chip among the plurality of process cavities; the cleaning cantilevers are arranged in the plurality of process cavities, and are provided with nozzles which are connected with cleaning agent feed pipelines and inert gas feed pipelines; each process cavity is subjected to different cleaning steps, and is provided with the cleaning agent feed pipeline and the inert gas feed pipeline required by different cleaning steps, thereby greatly simplifying the equipment structure, reducing equipment cost, and improving production efficiency.

The invention relates to a semi-solid rheological molding device for a metal part. The semi-solid rheological molding device is characterized by consisting of a pouring system, a fusant cooling system, a cooling plate adjusting mechanism, a size insulation system, a structure supporting and sealing system, a multichannel temperature monitoring system, an inert gas protection system and a die-casting system. The semi-solid rheological molding device solves the problem that size is difficult to store and transport in the semi-solid rheological molding process, and realizes the integration of semi-solid rheological pulping and molding; the device has a simple and compact structure, saves the space and does not need to make any improvement on the prior die-casting equipment; and a pulping process is simple, has a short flow, is convenient to monitor, can effectively protect gas, prevent oxidation, improve the quality of a fusant, and reduce factors influencing heat exchange of the system, is favorable for controlling the thermal balance of the system and improving the precision and the stability of temperature control, reduces thermal loss, is favorable for energy conservation and consumption reduction, and is in particular suitable for small-and-medium-sized enterprises. The semi-solid rheological molding device has wide application prospect including semi-solid blanking and rheological die-casting of aluminum alloy, magnesium alloy and tin alloy.

The invention provides an automatic bottom cap mounting machine. The automatic bottom cap mounting machine comprises a machine frame and a control mechanism, wherein a first flat plate and a second flat plate which are arranged up and down in a spaced manner and are used for mounting components are arranged on the machine frame; the control mechanism is used for controlling the operating of the overall automatic bottom cap mounting machine; the automatic bottom cap mounting machine further comprises a material supply device which is used for storing and automatically releasing bottom caps, a cap arranging device which is used for arranging the bottom caps, and a cap compressing device which is used for compressing the bottom caps to bottle bodies, wherein the feeding end of the cap arranging device is connected with the material supply device; the discharge end of the cap arranging device is connected with the cap compressing device. The automatic bottom cap mounting machine is simple in structure, easy to operate, low in manufacturing cost, long in service life and easy to maintain and repair; the production cost and the labor intensity of a worker can be effectively reduced; the cap arranging and compressing effects are good; the production efficiency is greatly improved.

The invention relates to a process and a device for manufacturing a reinforcing band. The process comprises the following steps: (1) fiber spindles or steel wires are regularly arranged to be fiber bundles or steel wire bundles by a payoff rack; (2) each fiber bundle or steel wire bundle passes through a tension controller, the tensions and the positions of the fiber bundles or steel wire bundles in row are adjusted and controlled, the tension of the fiber bundles or steel wire bundles is retained under the action of a fiber bundle or steel wire bundle hauling machine, and the fiber bundles and the steel wire bundle are arranged equidistantly; (3) the equidistantly arranged fiber bundles or steel wire bundles are dried by a dryer; (4) an extruder covers a layer of uniform plastic among the equidistantly arranged fiber bundles or steel wire bundles and on the periphery of the equidistantly arranged fiber bundles or steel wire bundles through a plastic extruding mould to form a thin long-strip-shaped plastic covered band; (5) the plastic covered band is cooled for molding through a formation guiding device and a first cooling water tank; (6) the plastic covered band is further cooled and dried for molding by an air cooler; (7) the cooled and dried plastic covered band carries out tension control, so the reinforcing band is obtained; and (8) the reinforcing band is stored, cut and coiled by a band storage coiling device. The process is simple and practical; and the device has simple structure, good controlling performance and stable and reliable operation.

This invention relates to a method for removing Pb2+ and Zn2+ impurities from Ni electrolyte during Ni production. The method utilizes a weak-alkaline anion exchange resin with primary amine groups ((R3N) +OH-) to adsorb Pb2+ and Zn2+ in the Ni electrolyte. The method alternately performs adsorption, elution and regeneration. Adsorption is performed in a packed moving bed, while elution and regeneration are performed in a fluidized bed. The packed moving bed/fluidized bed apparatus has such advantages as simple structure, easy operation, and little resin abrasion. The method can accelerate the exchange between the resin and trace elements, and can easily elute Pb2+ and Zn2+ impurities in Ni electrolyte.

The invention discloses a full-automatic bolt press fitting equipment. The full-automatic bolt press fitting equipment is characterized by being composed of a pressing device, an upward-pushing device and a product locating device, wherein the pressing device is arranged above the product locating device, the upward-pushing device is arranged below the product locating device, and the pressing device, the upward-pushing device and the product locating device are arranged in the same frame. Through reasonable combination and arrangement of the pressing device, the upward-pushing device and the product locating device, products needing bolts in a press fitting mode are arranged on the product locating device, the pressing device is started, then press fitting of the bolts can begin, due to the fact that the press fitting length of the bolts needs a fixed size, the upward-pushing device is started after press fitting is finished, the bolts with long press fitting sizes are pushed upwards through the upward-pushing device, and therefore the bolts can meet the requirement of the required press fitting sizes. A detection device is used for detecting whether the products are qualified. The full-automatic bolt press fitting equipment is simple in structure and convenient to operate and improves the productivity greatly.

The present invention relates to coated yarn spinning method and apparatus. The coated yarn spinning method of the present invention includes introducing core yarn via feeding roller into the cup of rotating-cup spinning machine; carding cotton sliver into cotton fiber with the carding mechanism in the rotating-cup spinning machine; sucking the cotton fiber into the cup and twisting into outer covering yarn to cover the core yarn and form coated yarn. The coated yarn spinning apparatus is a rotating-cup spinning machine, which features the rotating cup shaft with one axial through hole holding one hollow yarn-withdrawal funnel. The present invention makes it possible to spin coated yarn directly in a rotating-cup spinning machine, and has simple production process, high output of coated yarn and lowered production cost.

An installing assembly provided with a radiator fan and applied to an LED display device comprises a rail beam (12), a lower idler wheel (13), an upper idler wheel (14), an LED display device installing and connecting part (261) and a driving box (27). The rail beam is fixed to a building (1201), extends outwards in a cantilever manner and is provided with an upper rail groove (120) and a lower rail groove (120); the lower idler wheel and the upper idler wheel can roll in the two rail grooves (120); and the LED display device installing and connecting part and the driving box are respectively connected to the two sides of the lower idler wheel (13) and the two sides of the upper idler wheel (14).

The invention relates to the field of cable equipment, in particular to equipment for adjusting relaxation degree of copper wires for cables. The equipment comprises a frame, a first guide wheel, a second guide wheel, a tensioning device, a tension sensor and an LED lamp, wherein the tensioning device is positioned on the right side of the frame; the tension sensor is positioned on the left side of the frame; the tensioning device comprises a pair of tensioning wheels, a sliding block, a pair of first connecting rods, a pair of second connecting rods and a tensioning cylinder; an LED lamp is mounted on a partition. The tensioning cylinder stretches and retracts to drive the tensioning wheels to slide so as to adjust tensioning of the copper wires in a wiredrawing process. The equipment is simple in structure and convenient to operate, and manual operation is not required. In addition, the equipment can simultaneously tension two copper wires, can adapt to the condition of simultaneous wire drawing of the two copper wires, is high in adaptability, and has high practical value.

The invention provides a mold-free and rivet-free connection device, relating to the field of machinery manufacturing. The whole device comprises a drive motor (1), a punch system (2), a flat anvil platform (3) and a C-shaped framework (4), wherein the punch system (2) comprises a punch sleeve (5), a ladder-type punch (6), a pressure regulator (7), a spring (8), an edge pressing ring (9) and a positioning bolt (10), the lower end of the drive motor (1) is connected with the punch system (2), and the punch system (2) can move vertically as a whole. The spring (8) is arranged between the pressure regulator (7) and the edge pressing ring (9), the pressure regulator (7) is connected with the punch sleeve (5) through threads, and the vertical position of the pressure regulator (7) can be changed to achieve the function of adjusting the pressure of the edge pressing ring. The invention has the advantages of simple structure and low manufacturing cost, and the rivet-free connection can be well realized.

The invention discloses an automatic feeding device comprising a frame, a material conveying device for temporarily storing piles of material trays and horizontally conveying piles of material trays to a material lifting area, a material lifting device for lifting piles of material trays conveyed by the material conveying device to a material-tray separation area, a material horizontally draggingdevice for dragging and conveying the materials, a material-tray separation device for separating or releasing a single material tray from piles of material trays, a material holding device for conveying the released single material trays to a feeding area for feeding or conveying empty material trays to a material tray recycle area for recycling, and a material tray recycle device for holding theempty material trays conveyed by the material holding device. There is no need to manually place the material trays on the feeding device repeatedly back and forth, so that the production efficiencyis improved; the whole process from feeding to empty tray recycling can have high degree of automation; and the feeding accuracy can be ensured by the stability and reliability of the material conveying process.

The invention discloses equipment of restraining spheroidized molybdenum powder of a direct current plasma temperature field and a method. The equipment comprises a temperature field restraining system and a plasma gun head, wherein the temperature field restraining system comprises a temperature field restraining tank and an end cover installed on the top of the temperature field restraining tank, a work gas inlet is formed in the end cover, an annular end cover cooling cavity is arranged in the end cover, the temperature field restraining tank is provided with an annular tank body cooling cavity, the lower portion of the temperature field restraining tank is provided with a cooling water/gas inlet, the annular tank body cooling cavity is communicated with the annular end cover cooling cavity through a cooling water/gas pipeline, the annular end cover cooling cavity is further communicated with a cooling water/gas outlet, the temperature field restraining tank is provided with a powder feeding pipeline, the powder feeding pipeline enables to-be-spheroidized molybdenum powder to be uniformly clashed and fed into the temperature field restraining tank through a homogeneous powder mixing distributor, and the temperature field restraining tank is provided with a protective gas pipeline. The invention further provides the method for spheroidizing of the molybdenum powder by means of the equipment. The sphericity degree of the molybdenum powder after spheroidizing by means of the equipment and the method is good, and the spheroidizing rate is high.

The invention discloses a device for purifying a high-temperature-resistant polymer. A heating tank body is connected with a washing tank body through a first valve; a revolving drum is arranged in the washing tank body; the lower end of a washing liquid storage tank is connected with the washing tank body through a second valve and the upper end is connected with an upper cover of the heating tank body through a pipeline and provided with a condenser; and the upper end of the washing tank body is provided with a feeding hole. A method for purifying the high-temperature-resistant polymer comprises the following steps of: a, gasifying a washing solvent in the heating tank body by heating, introducing steam into the condenser through a pipeline for condensing into a pure solvent and keepingthe pure solvent in the washing liquid storage tank for later use; b, smashing the polymer containing the solvent and/or impurities, making the smashed polymer pass through a 20-mesh screen and putting the smashed polymer into the revolving drum from the feeding hole; c, opening the second valve, injecting a certain quantity of solvent into the washing tank body, opening a washing tank heating device, setting to a preset temperature, starting the revolving drum, rotating the revolving drum positively and negatively under program control and mixing the washed polymer for a certain period of time; d, opening the first valve, rotating the revolving drum at a high speed under program control and making the washed solvent leak from the revolving drum and flow back into the heating tank body through the washing tank body under the action of centrifugal force; e, repeating steps a-d in sequence until reaching predetermined times; f, starting the heating device and a vacuumizing device of a washing tank 2, raising the internal temperature of the tank body to 100-300 DEG C for drying and rotating the revolving drum under program control to ensure that a material is uniformly dried.

The invention discloses a data coupler based on a coaxial cable hybrid transmission technology. Because the prior device adopts a lithium ion battery for power supply, the reliability is poor, the efficiency is low and the maintenance cost is high. The data coupler comprises a low-pass filter module and a high-pass filter module; one end of the low-pass filter module is connected with a power supply module, one end of the high-pass filter module is connected with a modulating and demodulating unit, and the other ends of the two filter modules are respectively connected with a coaxial cable. The low-pass filter module comprises two differential-mode capacitors, two common mode capacitors and a common mode inductor. The high-pass filter module comprises three coupling capacitors and a bidirectional transient voltage suppressor. The data coupler fully utilizes the characteristics of the designed low-pass filter which presents low impedance to the direct current signal, and presents high impedance to the high-frequency signal, so as to realize hybrid transmission of the data of the power energy and image information through the coaxial cable, therefore, the structure of the subsea device is simplified, and the production cost and the maintenance cost are reduced.

The invention discloses a device and a method for detecting bimetallic thermo-sensitive property. The device comprises a torsion measuring device, a temperature control oil tank arranged below the torsion measuring device and an electronic contact indicator connected with the torsion measuring device, wherein the torsion measuring device comprises a bracket platform, a sample holding rod (bracket) arranged on the bracket platform and submerged in the temperature control oil tank and a measuring pen capable of moving on the bracket platform; and the measuring pen comprises a micrometer head and a measuring rod which is connected with the micrometer head by a connecting block and submerged in the temperature control oil tank and contacts a sample. According to the device and the method for detecting the bimetallic thermo-sensitive property, the 'specific thermal deflection value' of a thermal bimetallic sample at the temperature of between 20 and 300 DEG C can be measured, and the maximal measurement deviation does not exceed +/- 1.0 percent, which meets precision requirements of national standard GB/T8364-1987 'Test Method for Specific Thermal Deflection of thermostat Metals'.

The invention relates to equipment and process for producing graphene by spray drying and microwaves. The equipment comprises a microwave oven cavity, a spray drying device, a cyclone collector, an air shutoff unloader and an air exhaust pipe, wherein the spray drying device is arranged in the microwave oven cavity and comprises an atomizer and a drying chamber; the atomizer is arranged at the upper part of the drying chamber; the cyclone collector is connected with the drying chamber through a connection pipe; the air shutoff unloader is arranged at the bottom of the cyclone collector; the air exhaust pipe is arranged at the top of the cyclone collector; graphite is hydrolyzed under the action of strong acid and a strong oxidant such as H2SO4, HNO3 and HClO4 or under the action of electrochemical peroxidation effect to prepare an oxidized graphite aqueous solution with the concentration of 0.1-50 percent; the oxidized graphite aqueous solution raw material enters the drying chamber through a peristaltic pump and the atomizer; atomized materials are dissociated through the microwaves and are reduced into flocculent graphene easy to fly; the reduced graphene enters the cyclone collection device along with the flowing air to be collected, and the materials are packaged into a packaging bag through the air shutoff unloader.

The invention relates to equipment for automatically cutting and detecting the appearance and electric property of light-emitting diode (LED) lamp semi-finished products, which comprises a rack (1) and an operating system (5), wherein a feeding device, a shifting unit, a testing device, a cutting device and a finished product outlet (6) are sequentially arranged on a bottom plate of the rack (1); the feeding device comprises a motor positioning and magnetic taking device (12) and a rotary device (4); the shifting device comprises a servo positioning system (2) and a mechanical gripper (3); the testing device comprises a charge coupled device (CCD) visual inspection system (11) and an electric property testing system (8); and the cutting device comprises a mould cutting device (7), a defective product cutting device (9) and a finished product cutting device (10). The equipment is low in production cost, is convenient to use and realizes the automatic production of LED lamps, so the production efficiency is improved, and the equipment has very good popularization prospect.

The invention discloses industrial gas purification dust removal equipment, which comprises an air inlet pipeline, a cyclone separation tower, an electrostatic dust removal tower, a spraying tower, an activated carbon adsorption device and an air outlet pipeline, wherein the air inlet pipeline is arranged on an air inlet of the cyclone separation tower; a first centrifugal fan is arranged on the air inlet pipeline; an air outlet of the cyclone separation tower is connected with the air inlet of the cyclone separation tower; the air outlet of the cyclone separation tower communicates with an air inlet of the electrostatic dust removal tower; an HEPA (high efficiency particulate air) filtering net is arranged inside a pipeline for connecting the cyclone separation tower and the electrostatic dust removal tower; an air outlet of the electrostatic dust removal tower communicates with an air inlet of the spraying tower. The industrial gas purification dust removal equipment has the advantages that the structure is simple; the use is convenient; effective purification and dust removal can be performed on industrial waste gas; the purification effect is good; in addition, the environment pollution can be reduced; a protection effect is achieved on environment; meanwhile, industrial dust can be removed, so that the work environment of workers is more comfortable and healthy.

The invention discloses a parallel discharge multi-electrode wire carrying mechanism and a balance discharge control method thereof. The wire carrying mechanism comprises a unique axial multi-section type wire storage cylinder and a multi-wire gathering and cutting guide wheel set. The axial multi-section type wire storage cylinder is a key part for realizing synchronous take-up and pay-off of multiple electrodes, and can wind multiple electrode wires on the same wire storage cylinder at intervals to realize mutual insulation of the multiple electrode wires and high-speed synchronous reciprocating wire feeding; and the multi-wire gathering and cutting guide wheel set comprises three structures of a multi-guide-wheel staggered arrangement type, a multi-groove guide wheel type and a mixed type, and can be respectively adapted to meeting such multi-wire cutting demands as thin slices, high consistency and multiple cutting wires. The wire carrying mechanism can greatly improve the machining efficiency of electrospark linear cutting, and has such advantages as the simple equipment structure, wire gap adjustability, long service life, stable and reliable operation and good machining quality.

The invention discloses a method to make 1,1,2 trichloroethane. It includes the following steps: using 1,1,2 trichloroethane as circling medium sending to the first mixing spraying device, the vinyl chloride would be absorbed into the first mixing area of the first mixing spraying device through, and vinyl chloride dissolving in the 1,1,2 trichloroethane would be sent to the second spaying device, and the chlorine would be absorbed at the mixing area of the second mixing spraying device. The vinyl chloride would take reaction with chloride in the mixing area of the second mixing spraying device and coming into the main channel reactor to continue reacting to form 1,1,2 trichloroethane, the result would be separated in the separator and coming into the post section. The invention is simple structure, easy to operate, and the conversion of vinyl chloride could reach to 98%.

The invention discloses an OLED (Organic Light Emitting Diode) mask and an application method thereof. The mask is transversely provided with odd number lines of groove groups consisting of longitudinally arrayed grooves; the distance between the groove groups on the mask is the width of two grooves; and the distance between the groove groups with a minimum transverse edge distance of the mask is the width of one groove. The method comprises the following steps of: firstly, evaporating a green evaporation material; aligning a substrate and the mask with a conventional method and then evaporating after the aligning is finished; in the same evaporating cavity, respectively placing three different evaporation materials in different evaporating units so as to be convenient for time-sharing work; after green evaporating is finished, moving the mask to a red aligning position through an aligning servo motor by utilizing a determined position relation to evaporate a red evaporation material, wherein at the moment, baffle plates of the green evaporating unit and a glue evaporating unit are in a closed state; and realizing the evaporating of a blue evaporation material in the same way. The invention greatly simplifies the equipment structure and reduces the quantity of the masks, and meanwhile, the production efficiency is greatly improved.

The invention relates to a centralized-transmitting roller-type sieving machine with adjustable gaps among sieve rollers, belonging to the technical field of the unroasted pallet sieving equipment used in the pellet roasting industry. The centralized-transmitting roller-type sieving machine comprises a gear box, a motor reducer, a driving gear, a group of transmission gears, a group of intermediate gears, a group of sieve rollers, bearings and inclined sieve roller supports; the driving gear is connected with the motor reducer; the group of transmission gears with output shafts are meshed withthe driving gear; the group of intermediate gears are meshed with the group of transmission gears; and the bearings and the inclined sieve roller supports are arranged on two ends of each sieve roller. The centralized-transmitting roller-type sieving machine is characterized in that each output shaft is connected to one end of a universal coupling, and the other end of the universal coupling is connected with one sieve roller; two ends of each sieve rollers are provided with bearing pedestals with bearings; the bearing pedestals connected with guide rails by bolts; and the guide rails are provided with T-shaped slots and are fixed on the inclined sieve roller supports. The invention has the advantages of centralized transmission, convenient adjustment of gaps among the sieve rollers and long service lives of the sieve rollers.