77results about How to "Suitable for production needs" patented technology

The invention relates to a system and a method for recognizing different defect types in paper defect visual detection. The system and the method have high recognition rate and high speed, and can recognize different defect types in paper defect visual detection with the average recognition rate of 97.5% and false recognition rate of 2.5%, thereby substantially achieving exhaustive detection and recognition of defective images. The time for entire defect recognition process is less than 10 ms, and can substantially meet the time requirement for paper real-time detection under the actual production conditions. The system comprises an image pickup device matching with the paper sheet to be detected, and a light source matching with the paper sheet to be detected, wherein the image pickup device is connected with an image capture card; the image capture card transmits the obtained image to a computer and a DSP (digital signal processor) image processing unit; and the DSP image processing unit is connected with the computer.

The invention provides a smoke-removing muffler for an agriculture automobile (including a tractor, a tricycle and a light truck), which belongs to the technical field of automobile engineering and consists of a smoke-removing (smoke-filtering) part and a muffling part. The muffling part comprises an impedance compound muffler which is composed of a reactive muffler and a dissipative muffler and has excellent muffling effect for high, middle or low frequency noise, wherein the reactive muffler adopts the structure of a perforated pipe, an intubation tube, a micro perforated plate and a perforated plate, utilizes the abrupt change of cross section of a pipeline or a by-pass resonant cavity to lead the sound wave of certain frequency to carry out sound wave reflection and interference on the cross section with abrupt change of acoustic impedance and lead the energy loss of the sound wave, thereby achieving the purpose of muffling; and the dissipative muffler achieves the purpose of muffling by means of sound-absorbing material which is arranged on the tube wall and has high-temperature resistance and good sound-absorbing effect, and the dissipative muffler has the advantages of high-temperature resistance, strong heat resistance, corrosion resistance, excellent penetrating property, high capability of absorbing impact energy, low cost and simple fabrication process. The smoke-removing (smoke-filtering) part selects a wire mesh or wire cotton as smoke-filtering material, is arranged at the rear end of the whole muffler and has the effects of impact resistance, interception and soot particles absorbing. The smoke-removing muffler is applicable to the smoke-removing muffler with integrated smoke-removing (smoke-filtering) and muffling for the agricultural automobile, has double functions of smoke-removing (smoke-filtering) and muffling, has compact structure, low cost and convenient maintenance and is applicable to production requirements of farmers.

The invention relates to the technical field of biomass fuels, in particular to a composite biomass particle fuel which is prepared from fuel substrates, graphene and coconut shell powder. The fuel substrates are prepared from wheat straws, wood chips, corncobs, peanut shells, rice straws, rice hulls, oil-tea shells and cottonseed hulls. The composite biomass particle fuel has the advantages thatthe fuel is high in combustion efficiency, moderate in combustion speed and long in combustion continuing time, combustion heat can be gently released, heat is continuously supplied and the like. Thefuel is quite suitable for meeting production requirements of finish machining enterprises.

The invention relates to a television picture quality detection system, which comprises a sampling module for sampling information of a picture frame of a picture to be tested to acquire sampling information, and a comparison module for comparing the sampling information with standard sampling information of a selected standard picture to acquire a picture quality comparison result, wherein a plurality of line information and / or field information are extracted from the picture frame as the sampling information by the sampling module through identifying line-field synchronization information in the picture frame. The invention additionally relates to a television picture quality detection method used by the television picture quality detection system. By adopting the television picture quality detection system and the method thereof, which are disclosed by the invention, the television picture quality can be detected automatically and rapidly, and thereby the production speed and the efficiency of a television are increased.

The invention relates to a device capable of rotating workpieces conveyed by a production line 90 degrees, which comprises a hydraulic cylinder which can be horizontally hinged on a production line stander. A plunger rod of the hydraulic cylinder is hinged with a horizontal swing arm; the other end of the swing arm is fixedly provided with a rotary upright shaft vertical to the production line; and the rotary upright shaft is arranged on the production line stander through a bearing seat. The device has the advantages of simple manufacturing, convenient installation, economy, practicability, small and compact structure, accurate rotation, stable running and high safety factor, can rotate the workpieces 90 degrees quickly and then convey the workpieces to another production line, and meets the requirements of modern conveying line production.

The invention relates to a special fertilizer for wheat under the condition of full-amount straw returning in Huanghuai plain and a preparation method thereof, according to the fertilizer-required characteristic of wheat growth and development under the condition of full-amount straw returning in Huanghuai plain, urea, monoammonium phosphate, potassium chloride and weathered coal are utilized as basic raw materials, a composite granulation additive consisting of an adhesive and an activatiing agent is added, and then the fertilizer can be obtained through disc plate granulation. The wheat special fertilizer of the invention has the advantages of simple production process, low cost, environment protection, high utilization factor and obvious production increase effect, and is applicable tothe requirement of wheat production under the condition of full-amount straw returning in Huanghuai plain.

The invention relates to a copolymer-sylvite composite film material possessing a high dielectric constant, and its preparation method. The method comprises the following steps: weighing and mixing a polyvinylidene fluoride-hexafluoropropene (PVDF-HFP) copolymer and the sylvite according to a designed mass ratio; ball-milling in a ball milling jar with ethanol as a medium to form mixed powder, and adding an organic solvent to the mixed powder to fully dissolve the powder to obtain a mixed solution; and uniformly dumping the mixed solution to a clean and flat glass sheet to make the mixed solution uniformly flow, and drying the glass sheet in a constant temperature box to finally prepare the copolymer-sylvite composite film material with the thickness of 50-150mum. The relative dielectric constant of the composite film material is high to 10<5>-10<6> at 1kHz. The copolymer-sylvite composite film material prepared in the invention has a wide application prospect, and can be applied to polymer dielectric films and the like.

The invention relates to an analysis method of the content of alloy elements, in particular to an element content fluorescence analysis method of iron-base alloy. According to the technical scheme, the method comprises the following steps: (1) measuring an iron-base alloy standard sample, and drawing a comprehensive standard curve; (2) determining an optimum measurement parameter of a fluorescence spectrometer; (3) analyzing the comprehensive standard curve, and determining a linear relation between the element characteristic X-ray intensity and the element content; (4) setting the content of each element in an iron-base alloy virtual synthesized standard sample; (5) drawing a single element virtual working curve; and (6) measuring the content of each element in the iron-base alloy to be detected by utilizing the single element virtual working curve. According to the element content fluorescence analysis method of the iron-base alloy, the intensity of the characteristic X rays of the element to be detected in the iron-base alloy sample is measured to obtain the content of the element in the iron-base alloy to be detected.

The invention relates to a green synthetic method of hydroxyl butenolide and congeners thereof, and the synthetic method is especially suitable for one-step method preparation of hydroxyl butenolide from chemical raw materials like furfural and furoic acid. A routine dyeing technology is employed to load a photosensitizer on renewable natural fiber to obtain a green photosensitizer; in the presence of light, reaction raw materials react with oxygen to prepare hydroxyl butenolide through the one-step method. The method provided by the invention eliminates the problem that photosensitizer and products are difficult to separate, and that the photosensitizer can not be reused; and the method also solves the problem that although a high-molecular polymer loaded photosensitizer can be reused, the carrier raw material is non-renewable and causes environmental pollution for wasting. The method provided by the invention has the advantages of reaction under room temperature, relax temperature control and simple post-treatment steps, substantially increases product yield and is in favor of development and industrialization of green chemistry technology in hydroxyl butenolide synthesis technology.

The invention relates to a retractable conveying device. The retractable conveying device comprises a lateral-space-adjustable rack, wherein at least two retractable frames are laterally arranged on the rack, each retractable frame is composed of a plurality of connecting rods which are articulated end to end in a crossing manner, a support rod is respectively arranged between the articulated points of the upper parts of the adjacent two retractable frames, and a plurality of pulley mechanisms which rotate around the support rods are arranged between every two support rods. The retractable conveying device is of a retractable structure, the length of the retractable conveying device can be changed according to requirements, and the retractable conveying device is simple to operate and has high efficiency; moreover, the retractable conveying device is simple in structure, is low in cost, can improve the economic benefit and can satisfy the production requirements of various products; in addition, the whole device has large flexibility and can reach other production requirements through increasing or changing parts.

The invention relates to an aquaculture animal disease prevention and control technology, specifically to a Vibrio anguillarum 01 serotype inactivated vaccine, a preparation method and a use method thereof, wherein the vaccine is Vibrio anguillarum 01 serotype, the Vibrio anguillarum 01 serotype strain is preserved in China General Microbiological Culture Collection Center (CGMCC) on December 7, 2012, and a preservation number is CGMCC No.6942. With the inactivated vaccine, breeding fishes can be effectively stimulated to produce specific immune response, immunity of breeding animals can be effectively enhanced, and susceptible fishes can be protected from pathogenic Vibrio anguillarum infection. In addition, the Vibrio anguillarum 01 serotype inactivated vaccine preparation method has characteristics of low raw material cost and safety on animals and environment.

The present invention discloses production process of disodium hydrogen phosphate. The disodium hydrogen phosphate producing process includes the steps of: neutralization and purification of wet process phosphoric acid, crystallization and separation of ammonium sodium phosphate, and decomposition of ammonium sodium phosphate. The present invention produces disodium hydrogen phosphate with cheap wet process phosphoric acid and sodium chloride, can purify wet process phosphoric acid effectively and lower the production process of disodium hydrogen phosphate greatly, and is simple and suitable for producing industrial level disodium hydrogen phosphate.

The invention relates to the technical field of pressure cookers, in particular to a direct-current double-layer pressure feedback pressure cooker and a control method thereof. By the aid of a sealed inner container and a sealed outer container, the outer container can function in sharing pressure, so that the pressure intensity between the inner container and the outer container is higher than that of the outside, the pressure intensity in the inner container is higher than that between the inner container and the outer container, the manufacturing temperature of main food and subsidiary food is increased, heat efficiency is improved, and the pressure cooker is suitable for a common area and can meet the manufacturing requirements of main food and subsidiary food of a high-altitude area. In addition, the pressure of the inner container is detected through a pressure sensor and fed back a control circuit, current of a heater is adjusted through the control circuit, so that a pressure value of the inner container is stabilized within a set range, the relative stability of the temperature of the inner container is kept, energy consumption is reduced, and manufacturing quality is improved.

The invention discloses a full-optical fiber laser resonant chamber and a preparation method thereof. The resonant chamber comprises a doped double-cladding fiber, a front-end single-mode double-cladding fiber and a back-end single-mode double-cladding fiber. The mode fields of the fibers are matched with each other. The front-end single-mode double-cladding fiber and the back-end single-mode double-cladding fiber are joined with the front end and the back end of the doped double-cladding fiber by means of fusion. A front-end fiber grating and a back-end fiber grating are scribed on the front-end single-mode double-cladding fiber and the back-end single-mode double-cladding fiber respectively. The wavelength bandwidths of the front-end fiber grating and the back-end fiber grating are at least partially overlapped; the reflectivity of the front-end fiber grating is lower than the reflectivity of the back-end fiber grating. In the preparation method, the fiber gratings are scribed on the front-end single-mode double-cladding fiber and the back-end single-mode double-cladding fiber which are joined to the two ends of the doped double-cladding fiber by means of fusion and the mode fields thereof are matched with each other. The preparation method is simple and easy to be used; the performance of the product is improved; and the requirement of an optical fiber laser can be effectively met.

The invention relates to a high-dielectric-constant polymer-potassium salt composite film material and a preparation method thereof. The method comprises: calculating the required amount of the polymer which is polyvinylidene fluoride and the required amount of the potassium slat according to a designed volume percentage ratio; adding an organic solvent into the mixed powder of the polyvinylidene fluoride and the potassium slat after mixing and ball milling, and dissolving the polyvinylidene fluoride by using a magnetic stirrer; after the polyvinylidene fluoride is dissolved, shaking the mixed solution by using ultrasonic waves till the potassium salt dispersed in the mixed solution uniformly; pouring the mixed solution onto a glass sheet to cast the mixed solution, evaporating the organic solvent at a constant temperature and obtaining a composite film; heating the composite film to obtain a composite material sample with a thickness of about 60 to 120 micrometers; and sputtering a metal electrode onto the surface of the sample, and thus obtaining the polyvinylidene fluoride-potassium salt composite film material with a relative dielectric constant of 10<2> to 10<4>. The film material is expected to be widely used in electronic industry and can be used as an energy storage capacitor and the like.

The invention discloses a corn special fertilizer in case of returning all straws to field in Huanghuai Plain and a preparation method thereof. The raw materials of the corn special fertilizer are as follows in parts by mass: 15-35 parts of urea, 15-17 parts of monoammonium phosphate, 22-24 parts of potassium chloride, 23-39 parts of weathered coal and 5 parts of granulating additives; and the granulating additives are formed by fertilizer adhesives and activated additives with the mass ratio of (3-4):(1-2). The corn special fertilizer is prepared through disc granulating by adding granulating additives after the raw materials are dried, crushed and mixed. The corn special fertilizer has the characteristics that the production process is simple, the cost is low, no environment pollution exists, the utilization rate is high and the increasing of capability of efficiency is realized, and the fertilizer and the method are suitable for demands of corn production in case of returning all straws to field in Huanghuai Plain.

The invention relates to a polymer-sylvite-carbon nanotube composite membrane material and a preparation method thereof. The method includes weighing and mixing polymer polyvinylidene fluoride, sylvite and carbon nano tube raw materials according to a designed mass ratio; adding organic solvent into the mixture to obtain mixed liquor, pouring the mixed liquor onto a clean flat glass sheet uniformly, disposing the clean flat glass sheet to evaporate the organic solvent to obtain polymer-sylvite-carbon nano tube composite membrane material with the thickness of 50-150mu m. The relative dielectric constant of the polymer-sylvite-carbon nano tube composite membrane material can be up to 103-106 at the frequency of 1 kHz. The polymer-sylvite-carbon nanotube composite membrane material has wide application prospect and can be applied to polymer electrolytic membranes and the like.

The invention relates to a greenhouse cherry cultivation method. The method comprises the specific steps of garden selection, proper variety selection, greenhouse building, seedling transplanting, time of covering a greenhouse with a plastic film and management of a seedbed land. According to the greenhouse cherry cultivation method, cherry trees are planted by adopting a greenhouse, the yield of cherry fruits is effectively increased, the cherry fruiting period is shortened, the height of the cherry trees is controlled to be 2-3 m, workers can conveniently pick fruits, the yield is greatly improved, and the method is well meets the requirement of production of modernized planting industry.

The invention discloses a slicing machine and particularly relates to a crawler type slicing machine. The crawler type slicing machine can slice small-diameter lumber and log cores into wood slices in various thicknesses and lengths and wood shavings in various thicknesses and lengths. The crawler type slicing machine is characterized in that cutting and slicing blades of the slicing machine are mounted on a chain track which operates continuously, and an integrated slicing mechanism is shaped like a crawler belt of tank; a height-adjustable abrasion-resistant base plate and a segmenting cutter are mounted behind each blade, and the thicknesses and lengths of the wood slices and the wood shavings can be controlled through the height-adjustable abrasion-resistant plates and the segmenting cutter; a raw material is cut into wood segments firstly during slicing, the wood segments are conveyed into the slicing machine through a transporter, and slicing angles allowing labor to be saved to the maximum extent are formed between fibers of the wood segments and the slicing blades; the multiple slicing blades are used for slicing the raw materials into the wood slices and the wood shavings at the same time, in this way, power is saved, and electric energy is also saved. The yield of the wood slices and the yield of the wood shavings are highest, and the quality of the wood slices and the quality of the wood shavings are best. Compared with a slicing machine on the market, the crawler type slicing machine can save electricity by about 30%, and the quality of the wood slices and the quality of the wood shavings are better.

The invention relates to an analysis method, specifically to a quantitative fluorescence analysis method for a cobalt-based alloy. According to a technical scheme in the invention, the quantitative fluorescence analysis method comprises the following steps: (1) measuring a standard cobalt-based alloy sample and drafting a comprehensive standard curve; (2) determining optimal measurement parameters of a fluorescence spectrometer and comprehensive measurement parameters of the cobalt-based alloy; (3) analyzing the comprehensive standard curve and determining the linear relation between characteristic X-ray intensity of elements and the contents of the elements; (4) setting the contents of all the elements in a virtual synthesized standard sample of the cobalt-based alloy; (5) drafting virtual work curves of every single element; and (6) measuring the contents of all the elements in a to-be-detected cobalt-based alloy by using the virtual work curves of every single element. The quantitative fluorescence analysis method for the cobalt-based alloy in the invention overcomes the problems of dependence of fluorescent spectrometry on standard substances of cobalt-based alloys of a same grade and quantification of chemical components of a cobalt-based alloy of a new grade and realizes discrimination of the grade of cobalt-based alloys of unknown grades.

The invention relates to the field of plastic production equipment, in particular to a high-performance plastic injection molding machine with a cooling device and an injection molding method. Heatingdevices are uniformly arranged on the outer wall of a first conveying channel in the circumferential direction and extend from the upper end to the lower end of the first conveying channel; materialis uniformly heated in the first conveying channel; a buffering cabin mechanism is arranged to ensure feeding continuity; a fixed die and a moving die are arranged in an injection molding mechanism; afeeding runner opening is formed in the fixed die; material enters an injection molding die through a nozzle and the feeding runner opening sequentially; a first transverse air cylinder drives the moving die and the fixed die to be splitted and assembled so as to finish circulation of injection molding production; the cooling device is arranged in the moving die, is excellent in cooling effect, accelerates cooling of a finished injection molding product and improves the working efficiency; a thermal insulating cover is arranged to carry out excellent thermal insulation on molten fed materialat the nozzle and facilitates following injection molding processing; and during the injection molding process, the injection molding effect is excellent, the surface of the finished product is uniform, the yield of the finished product and the production efficiency are high, and the production demand of an enterprise is met.

The invention discloses an accurate positioning method of a tooling plate, which comprises the following steps: S1, the tooling plate transmitted on an assembly line is stopped through a stopper, so that a calibration point pattern on the tooling plate is positioned in a view field of a binocular vision camera, and coarse positioning of the tooling plate is realized; S2, the binocular vision camera calibrates the calibration point pattern through a binocular vision algorithm to obtain coordinates of the calibration point pattern under the binocular vision camera; and S3, coordinates of the calibration point pattern are converted under the binocular vision camera into coordinates under a robot base coordinate system through a hand-eye calibration algorithm to realize accurate positioning ofthe tool plate. Secondary positioning of the tooling plate is achieved through cooperation of mechanical positioning and machine vision positioning, the machine vision positioning adopts a non-contact vision real-time measurement mode, the positioning precision can be improved, the influence of mechanical abrasion, tool plate deformation and other factors is avoided, and the production requirement of a modernized automatic production line is met.

The invention relates to a device special for biological fertilizer made of blue-green algae, reeds and straw. An inlet of a blue-green algae dewatering machine is connected with a blue-green algae temporary storage pool through a conveying pipeline. A straw smashing machine is arranged parallel to the blue-green algae dewatering machine. The straw smashing machine and a discharging port of the blue-green algae dewatering machine are connected with a feeding port of a fermentation roller through a feed mechanism. A discharging port of the fermentation roller is connected with a dryer. A waste gas outlet of the dryer is connected with a dust falling device through an air pipe. An induced draft fan is arranged at the outlet of the dust falling device, and the dust falling device is connected with a tail gas washing device through the induced draft fan. A discharging port of the dryer is connected with a finished product packaging platform through a cooling and heat dissipating material conveying mechanism. The device is reasonable in structural design and high in automation degree, labor and time are saved, manpower can be greatly saved, the production efficiency can be improved, 4-5 days needed by an original landfill method process are shortened into one day, operation is easy and convenient, and the device is very suitable for requirements of bio-organic fertilizer production.

The invention discloses a planar joint robot. The planar joint robot is mainly characterized in that a first servo motor is mounted on a first harmonic reducer; the lower end of a connecting shaft is connected with an output shaft of the first harmonic reducer; a first bearing block is mounted on the top surface of the base; an upper arm is mounted on the connecting shaft through a screw; a second bearing block is mounted on the upper arm; the upper end of a rotating shaft is mounted on a forearm through a screw; a second servo motor is mounted on a second harmonic reducer; the second harmonic reducer is mounted on the forearm; an end cap is connected with an output shaft of the second harmonic reducer; a vertical plate is mounted on the forearm; a linear guide track is mounted on the vertical plate; a slider is mounted on the linear guide track; a movable sliding table is mounted on the slider; an upper bearing block is mounted on the vertical plate; a nut is mounted on a lead screw; a driven pulley is mounted on the top of the lead screw; a moving plate is mounted on the bottom surface of the upper bearing block; a third servo motor is mounted on the moving plate; and a driving pulley is mounted on an output shaft of the third servo motor.

The invention aims at providing a method for analyzing chemical components in medium-low alloy steel by adopting a virtual curve method. The method comprises the following steps: exciting characteristic spectrum lines of elements to be detected in an X ray, and quantifying the chemical components in the medium-low alloy steel by utilizing the intensity of the characteristic spectrum lines and combining with a sensitivity curve of a virtual single standard. The method provided by the invention has the advantages that the elements in the medium-low alloy steel are analyzed by utilizing the virtual standard method on a fluorescence spectrometer for the first time, single-standard sensitivity coefficient can be randomly drawn by utilizing the intensity of the characteristic spectrum lines of the elements with the contents being 1% in the medium-low alloy steel, and under the premise without standard samples with same marks, the chemical components in the medium-low alloy steel also can be quantified.

The invention provides a nylon zipper tooth counting mechanism for a zipper fixed-dimension tooth remover. The nylon zipper tooth counting mechanism comprises a bottom plate, an upper cover plate anda tooth counting device; a chain guide groove is formed between the upper cover plate and the bottom plate; the chain guide groove is provided with a tooth separating part; the tooth separating part is used for temporarily increasing the interval between chain teeth of a zipper chain; the upper cover plate is provided with an observation opening, wherein the observation opening is located above the tooth separating part; and the tooth counting device is arranged above the observation opening. According to the nylon zipper tooth counting mechanism, due to the adoption of the principle that an electronic tooth counting mechanical structure is matched and positioned, no matter how a nylon zipper cloth tape is loosened or tightened, a designed nylon separating zipper is accurate in size and consistent in tooth number; and the split zippers can be spliced at will, and the sizes of the head positions of the combined zippers are consistent. The nylon zipper tooth counting mechanism is suitable for requirements of automatic garment production line production, and the quality of the zipper and the garment is improved.

The invention discloses an automatic putting device for mechanical parts. The automatic putting device comprises a bottom plate, two supporting plates are fixedly installed on the upper surface of the bottom plate, a rotating shaft is installed on the two supporting plates, a discharging channel is formed in the upper right portion of the bottom plate, mechanical parts are installed in the discharging channel, and a port of the discharging channel obliquely points to the rotating shaft downwards. A feeding channel is arranged on the lower left portion of the bottom plate, the feeding channel obliquely downwards points to a workbench, a first limiting plate and a second limiting plate are fixedly installed on the rotating shaft, a check block is fixedly installed on the upper surface of the bottom plate and located between discharging channels of the rotating shaft, and the weight of the second limiting plate is larger than that of the first limiting plate. The device has the beneficial effects of being reasonable in structural design, low in working energy consumption and high in practicability.