138results about How to "Improve subsequent processing efficiency" patented technology

The invention discloses a method for preparing mineral organic fertilizer by using surplus sludge in municipal sewage plants. The method mainly comprises the following three steps: firstly reducing sludge in a sludge thickening tank, dehydrating the reduced sludge by adopting a catalytic ozonation method, carrying out subcritical water reaction on the dehydrated sludge, and discharging solids subjected to harmless treatment; finally mixing modified attapulgite clay with the sludge subjected to harmless treatment, chicken manure and microorganism beneficial microbial agents, and fermenting the mixture to obtain the mineral ecological organic fertilizer. The method is green and environment-friendly and realizes the harmless and resourceful treatment of the sludge; the obtained mineral organic fertilizer is capable of obviously improving the structure of soil, enabling the volume-weight of soil to be reduced, the holes of soil to be increased and the ventilation and water permeability of the soil to become good and adjusting the uniform growth of crops and has a good controlled release effect, thus the quality of the crops is improved.

The invention provides a method for updating a contact person telephone number for a mobile terminal. The method comprises the following steps of: judging whether a received short message contains information about updating of a contact person telephone number; if the received short message contains information about updating of the contact person telephone number, judging whether the short message comes from a contact person stored in the mobile terminal; and if the short message comes from a first contact person in the contact persons stored in the mobile phone, extracting a first telephone number in the short message and reminding a user of using the first telephone number replacing the telephone number of the first contact person. By the updating method provided by the embodiment of the invention, whether a stored contact person or a stranger transmits the short message which comprises information about updating of the telephone number is judged according to the number of a telephone which transmits the short message and the stored contact persons, and a stored contact person number can be intelligently updated or a new contact person is stored according to the number of the telephone which transmits the short message and short message contents, and the invention also provides a device for updating the contact person telephone number for the mobile terminal and the mobile terminal.

The invention discloses an image automatic segmentation method based on a PCANet depth learning model. The method comprises the following steps that (1) the images to be segmented are sequentially processed by preprocessing, super pixel clustering, the first PCANet network and the first SVM classifier to obtain the coarsely segmented images; the coarse segmented image is binary pre-segmented image. (2) the coarse segmented image obtained in the step (1) is sequentially processed by a second PCANet network and a second SVM classifier to obtain a refined segmented image, and the refined segmented image is a binary final segmented image, thereby completing automatic image segmentation. By controlling the whole data processing flow of the automatic segmentation method and the frame structure of the corresponding automatic segmentation system, the method of the invention combines the super pixel with the PCANet network to realize the automatic image segmentation, and can greatly improve thesegmentation accuracy and robustness of the molybdenum target mass.

The invention discloses a safe and high-efficiency grain air injection screening device. The safe and high-efficiency grain air injection screening device comprises a feeding pipe, a screening box, amaterial shaking plate, a dust collector, a rotary drum, scraper plates, bristle brushes, a filter plate, an aerating device, an inclined guide plate and a rotary motor. The feeding pipe is arranged at the top end of the screening box. The material shaking plate is arranged in the screening box. The top end of the screening box communicates with the dust collector. A dust collection pipe is arranged on the dust collector. A dust collection port is formed in the outlet end of the dust collection pipe. The inner walls of the screening box are movably connected with the two ends of the filter plate. A discharging pipe is arranged on one side of the screening box. The screening box communicates with the aerating device. The rotary drum is arranged above the filter plate. The scraper plates arearranged on the outer edge wall of the rotary drum. The bristle brushes are arranged at the ends of the scraper plates. Full grain is screened out, meanwhile, the situation that dust and other thingsfly to the air and affect the air quality is avoided, the health safety of the working environment is improved, the safety and health of respiratory tracts are ensured, the working efficiency and effect are improved, and the safe and high-efficiency grain air injection screening device is simple in structure, convenient to use and beneficial for popularization.

The invention discloses a method of removing foreground detection result shadows, comprising: obtaining a grey-scale map and a foreground detection map from an input original map to obtain the shadow candidate zone in the grey-scale map; removing the background of the grey-scale map to obtain a foreground grey-scale map; calculating the texture statistical characteristic number of each pixel row in a horizontal direction according to the foreground grey-scale map, and calculating the texture statistical characteristic number of each pixel column in a vertical direction; finding a segmentation position by utilizing the texture statistical characteristic numbers; and respectively calculating the ratio between each shadow candidate zone on two sides of the segmentation position in the grey-scale map and a foreground pixel, and selecting the side with a greater ratio out of two sides on the segmentation position as a shadow to remove. The invention also discloses a corresponding apparatus. The method and apparatus can effectively reduce the shadow false drop rate in a foreground detection result, avoid the error checking of a non shadow zone as a shadow zone, increase shadow identification accuracy, and thereby facilitate the improvement of subsequent processing efficiency.

The invention discloses a cereal cleaning, screening and impurity-removing device. The cereal cleaning, screening and impurity-removing device comprises a charge tube, a screening box, a material shaking plate, a dust collector, a water tank, an aeration device, a screen plate, a seed air-drying box and a secondary cereal collecting box, wherein the charge tube is arranged at the top end of the screening box; a grid is arranged on the inner part of the charge tube in an inclined mode; the lowest end of the grid is equipped with a garbage discharge tube; the material shaking plate is arranged in the screening box; the top end of the screening box communicates with the dust collector; a dust collecting tube is arranged on the dust collector; a dust collecting hole is formed in the outlet endof the dust collecting tube; the screen plate is arranged on the inner part of the screening box in the inclined mode; the screen plate is movably connected with the inner wall of the screening box;the screening box communicates with the water tank; a water spray tube is arranged on the water tank; and the screening box communicates with the aeration device. The cereal cleaning, screening and impurity-removing device screens full cereals, prevents dust and the like from flying into air to affect air quality, improves health safety of the working environment, guarantees safety and health of arespiratory tract, improves working efficiency and the working effect, is simple in structure, is convenient to use, and is beneficial for popularization.

The invention discloses a comprehensive rural living sewage source separation, treatment and use system which comprises a biogas digester, a facultative anaerobic pond and a sand filtering pool, wherein the living sewage consists of black water and gray water; the black water is fed into the biogas digester for anaerobic treatment to generate biogas which can be recycled; the material discharged from the biogas digester can be recycled as an organic agriculture fertilizer for agriculture production; the gray water can be discharged into the facultative anaerobic pond and is subsequently degraded under the action of microorganisms and aquatic animals and plants; crops such as water hyacinths are planted in the facultative anaerobic pond, and the effluent of the facultative anaerobic pond is treated in the sand filtering pond, and is subsequently discharged out. With the combination of the biogas digester, the facultative anaerobic pond and the sand filtering pool, the rural living sewage can be treated, sewage treatment can be achieved, a function of environment protection can be also achieved, energy and products with economic values can be also obtained, and moreover, the comprehensive rural living sewage source separation, treatment and use system is simple to operate and maintain, and has wide application prospects in rural areas.

The invention discloses a device for casting a metallographic observation sample, which includes an upper mould and a lower mould, wherein the upper mould is provided with a first cavity and a casting mouth; the casting mouth is communicated with the first cavity; the lower mould is provided with a second cavity; openings are formed in both the first and the second cavities; and when the upper and the lower moulds are fastened and buckled, the first and the second cavities are communicated through the openings. The device for casting the metallographic observation sample has a simple structure, is convenient to use, and adopts the structure of the upper and the lower moulds creatively to enable the metallographic observation sample acquired by processing to be have a clamping part and a grinding part, thereby facilitating the follow-up treatment of the metallographic observation sample, improving the follow-up treatment efficiency of the metallographic observation sample, and indirectly improving the follow-up treatment effect and the observation effect of the metallographic observation sample.

The invention discloses a method and special apparatus for improving surface purity and surface cleanliness of silicon carbide particles. The method is characterized in that cleaning and dust removal are conducted on the surface of silicon carbide through a physical method, namely, silicon carbide particle materials are pushed by strong airflow to rotate at a high speed and to be thrown up, the silicon carbide particle materials are processed through repeated collision and friction, the silicon carbide particle materials can be separated from suspension dust among the silicon carbide particle materials and surface adhesion dust, and finally the requirement for improving the surface purity and the surface cleanliness of the silicon carbide particle materials is met. According to the method, the surface purity and the surface cleanliness of the silicon carbide particle materials are improved through the physical method instead of a chemical method, the suspension dust among the crushed silicon carbide particle materials and the particle surface adhesion dust can be effectively removed, the production cost is reduced to a great extent, production efficiency of the back end working procedure is improved, zero emission of pollutants is basically achieved in the whole production process, and the foundation is laid for large-scale industrial production and realization of automatic control in the production process.

The invention relates to a weld pool monitoring system and a penetration monitoring method for assembly gap welding and misalignment feedforward. The system comprises an industrial personal computer,a welding unit, a visual sensing unit and a data acquisition and control unit, wherein the visual sensing unit comprises a groove contour scanner and an industrial camera, the industrial camera is connected with a laser auxiliary light source, the groove contour scanner is connected with the data acquisition and control unit, the industrial camera is connected with the industrial personal computer, and the welding unit and the industrial personal computer are connected with the data acquisition and control unit. Compared with the prior art, the visual sensing unit and the data acquisition andcontrol unit are additionally arranged on the basis of conventional communication modules of a welding machine and a robot, so that parameters in the welding process are acquired, and the groove contour scanner is used for acquisition and measurement according to random assembly conditions, so that the welding penetration state is accurately monitored.

The invention discloses an environment-friendly silt treating and compacting device. The environment-friendly silt treating and compacting device comprises a feeding pipe, a treating box, a grinding machine, a breaking roll, breaking teeth, a stirring tank, an ionizing plate, a compacting box, a pressing plate, a water filtering plate, a water discharging pipe, a clod discharging pipe, a dryer andan air extracting pump, wherein the feeding pipe is arranged at the top end of the treating box; the grinding machine is arranged in the treating box; an agent adding pipe is arranged on the stirringtank; an output shaft of a stirring motor is connected with a rotary shaft; a plurality of groups of stirring impellers are arranged on the rotary shaft; the ionizing plate is arranged in the stirring tank; the bottom end of the stirring tank is connected with the compacting box by a second material-delivery pipe; an electric telescopic rod is arranged on the inner wall of the top end of the compacting box; the pressing plate is arranged at the bottom end of the electric telescopic rod; the water filtering plate is arranged in the compacting box; the dryer is arranged on the inner wall of thetop end of the compacting box; the top end of the compacting box is communicated with the air extracting pump by an air delivery pipe. The environment-friendly silt treating and compacting device disclosed by the invention has the beneficial effects that harmful substances in silt can be disinfected and sterilized, so that the health can be ensured; the efficiency of following treatment of the silt is improved; the structure is simple, the use is convenient and the benefit for promotion is achieved.

The invention belongs to the technical field of data processing, and particularly relates to a head three-dimensional data processing method for medical diagnosis and treatment assistance, which comprises the following steps of S1, acquiring a head three-dimensional model, and importing the model in a point cloud data form; S2, preprocessing and aligning the point cloud; S3, searching and calculating the size of each key point position of the head; and S4, displaying the head three-dimensional model and marking key points on the head three-dimensional model. According to the head three-dimensional data processing method for medical diagnosis and treatment assistance, and compared with a traditional naked eye observation diagnosis and treatment means, the three-dimensional technology and the point cloud data processing method adopted by the present invention can provide the accurate, rapid and visual patient information display while the multi-dimensional information is collected, the size change analysis result of each key point of the head of the patient is directly presented, and a reliable and accurate basis is provided for health diagnosis of the patient.

The invention provides a high-speed rotary atomization and absorption device for desulfurizing and removing smoke dust. The device comprises a cavity, wherein the bottom of the cavity is provided with a solvent trough, and the cavity above the solvent trough is divided into two chambers of which the bottoms are communicated; the two chambers are respectively provided with an air inlet and an air exhaust port which are respectively used for inputting smoke (waste gas) to be treated and outputting treated tail gas, the bottom of the chamber with the air inlet is provided with a rotary aerating device, and a part of a rotating wheel blade of the rotary aerating device is soaked into a solution in the solvent trough; the chamber with the air exhaust port is internally provided with at least one stage of microfiltration device; the liquid level of the solvent trough can be regulated and controlled; and if necessary, a flow guide device and a plurality of stages of rotary aerating devices can be arranged in the cavity. The device can be widely applied to the fields of exhaust smoke purification for diesel generator rooms and power plants, the desulfurization and dust removal of smoke for industrial waste gas and oily fume in restaurants and institution kitchens, and the like.

The invention discloses a mobile-Internet classification and recovery machine for waste plastic bottles. The mobile-Internet classification and recovery machine for the waste plastic bottles comprisesa housing, a bottle body classification and identification mechanism, a bottle cap collection box, a plurality of bottle body collection boxes, an Internet connection module and a control system, wherein the bottle cap collection box and the plurality of bottle body collection boxes are arranged in the housing; a bottle cap inlet and a bottle body inlet are formed in the housing separately; the bottle cap inlet is formed above the bottle cap collection box; the bottle body inlet is formed above the plurality of bottle body collection boxes; the bottle body classification and identification mechanism is arranged between the bottle body inlet and the plurality of bottle body collection boxes; the bottle body inlet is butted with the plurality of bottle body collection boxes through the bottle body classification and identification mechanism separately; the control system is connected with the bottle body classification and identification mechanism; a sensor is arranged in each collection box; and the control system is connected with the sensors and the Internet connection module separately. Automatic preliminary classification in bottle recovery is realized, preliminary classification can be realized at a resource source, and basis is provided for the subsequent factory recovery treatment to a certain extent, so that the efficiency of the subsequent treatment can be greatly increased.

The invention relates to a pearl wool board manufacturing and processing technology. The pearl wool board manufacturing and processing technology adopts cutting equipment, the cutting equipment comprises a conveying device, a fixing device and a cutting device, wherein the fixing device is installed on the upper end face of the conveying device, and the cutting device is installed on the right side of the conveying device. The pearl wool board manufacturing and processing technology can solve the problems that in the pearl wool board conveying process of existing equipment, the board cannot belimited and clamped, the conveying speed of the pearl wool board is reduced due to the small mass, the board displacement phenomenon can be generated, the subsequent machining of the board is affected, and in the pearl wool board cutting process of the existing equipment, after the pearl wool board is cut, necessary limiting measures are lacked, so that the cut pearl wool board jumps, and the pearl wool board is inconvenient to collect and store.

The invention discloses a ceramic raw material ball mill. The ceramic raw material ball mill comprises a base, a ball mill cylinder and a feeding mechanism. A stand column is vertically installed on one side of the base. A motor mounting seat is mounted on the other side of the base. A motor is mounted on the motor mounting seat. A large transmission wheel is arranged on one side of the motor. A motor shaft of the motor is connected with the large transmission wheel. A bearing is fixedly mounted on one side of the ball mill cylinder. A small transmission wheel is mounted at the end of the bearing. The large transmission wheel is connected with the small transmission wheel through a belt. A feeding opening is formed in the upper portion of the ball mill cylinder, and a discharging opening is formed in the lower portion of the ball mill cylinder. A feeding hopper is arranged above the feeding opening. The feeding structure is arranged on one side of the base. The ceramic raw material ball mill further comprises a cooling mechanism. The cooling mechanism is arranged outside the ball milling cylinder. The ceramic raw material ball mill is simple in structural principle and high in degree of automation and can achieve uniform ball milling of ceramic raw materials and improve subsequent processing efficiency; and in addition, the cooling mechanism can achieve uniform cooling of the surface of the ball mill cylinder and prevent deformation caused by uneven temperature.

The invention relates to the technical field of plastic recycling equipment, in particular to equipment for recycling outer-layer plastic of a cable. The equipment comprises a workbench, wherein a cylinder is arranged on the workbench and is rotatably connected with a rotation cylinder, a tooth ring is arranged on an outer wall of the rotation cylinder, a baffle plate is fixedly connected with therotation cylinder, two sliding blocks are fixedly connected with the baffle plate, cutter blades are fixedly connected with the sliding blocks and are used for cutting the outer-layer plastic of thecable, two wedge-shaped blocks are arranged in the cylinder, springs are connected between the wedge-shaped blocks and an inner wall of the cylinder, grooves are formed in the wedge-shaped blocks, rollers are rotatably connected with the grooves, heaters are arranged in the grooves, one of the rollers is fixedly connected with a rotation shaft, the rotation shaft penetrates through the cylinder, afirst bevel gear is coaxially connected with the rotation shaft and is engaged with a second bevel gear, and the second bevel gear is coaxially connected with a gear engaged with the tooth ring on the outer wall of the cylinder. By the equipment, rotation cutting of the outer-layer plastic of the cable can be achieved, so that a metal wire and the plastic are separated, and the plastic is recycled.

The invention discloses an automobile kinematics segment extraction and working condition diagram synthesis method. The automobile kinematics segment extraction method comprises the following steps: firstly, screening representative test road sections, collecting driving data, cleaning bad data, filling missing data, finding starting and stopping positions of kinematics segments, and extracting all kinematics segments according to the starting and stopping positions; the working condition graph synthesis method comprises the following steps: firstly, calculating automobile driving characteristic parameters of each kinematics segment; drawing a Silhouette contour map according to the silhouette contour map; and determining the clustering number of the principal component characteristic parameters, counting the principal component characteristic parameters in each category, selecting the most representative kinematics segment of each scene, determining the splicing sequence, randomly splicing the typical scenes into a driving working condition graph, and taking the working condition graph with the minimum CPV as a final automobile driving working condition graph. According to the method, the to-be-supplemented data is reasonably filled, and an automobile driving working condition graph conforming to the current actual conditions such as the road structure, the road traffic condition and the traffic regulations in China can be constructed.

The invention discloses a treatment method of oil sludge sand. The treatment method includes adopting natural high polymer compound components to modify the oil sludge sand, and specifically includes following steps: step 1, placing the oil sludge sand in water to obtain a diluted water body containing an oil-sludge mixture; step 2, dissolving a modifying agent in the diluted water body to obtain a water solution; step 3, stirring the water solution, standing for the water solution to be stratified into light oil on the upper layer, a clear water phase on the middle layer and modified sludge containing heavy oil on the lower layer; step 4, collecting overflow of the light oil on the upper layer; dewatering the oil sludge containing the heavy oil on the lower layer through a mechanical dewatering method to obtain a sludge cake. By modifying the sludge, the treatment method jumps out of a strong circle depending on conventional sludge-removing agent polymer polyacrylamide (PAM), and water content is remarkably lowered in a dewatering link, so that energy consumption during subsequent sludge drying can be reduced, and fixed investment and other related operation expenses can be lowered. The invention further discloses a treatment device of the oil sludge sand.

The invention discloses a waste collection device of a shaping machine. The device comprises a mounting plate, sliding grooves are formed in the two sides of the top of the mounting plate, collectionbins are arranged on the sliding grooves through sliding blocks, dust collection bins are arranged on one sides of the collection bins, dust collection bags are arranged in the dust collection bins, and openings of the dust collection bags communicate with the collection bins through exhaust suction openings. Through cooperation of a driving roller, a driven roller, a belt and a cleaning brush, waste on a table board of a worktable can be collected into the collection bins, the collection device is provided with a hinge rod and a bolt, the collection bins and the work table board are fixed together, in cooperation with the sliding grooves, the collection bins can move left and right along with the worktable, the waste can be conveniently collected, meanwhile, baffles are arranged on the tops of the collection bins in an inclined manner, the waste collection range can be widened, the waste can be prevented from falling on the surrounding of the device, the collection device combines collection and compression forming, and the waste subsequent treatment efficiency is improved.

The invention discloses an iron filing collection device for machining, and relates to the technical field of iron filing processing. The iron filing collection device includes a supporting frame, a cooling liquid tank is fixed to the supporting frame, a storage tank is arranged in the supporting frame, and a driving mechanism is arranged on the supporting frame; and the driving mechanism drives arotating tube extending into the storage tank to rotate, a drive motor II is connected with a reversing mechanism, and a lifting mechanism is connected between the reversing mechanism and the storagetank. Iron filings in the storage tank are adsorbed and collected through an electromagnet, and a spray disc in a cooling mechanism can spray cooling liquid to the iron filings in the storage tank topromote the cooling effect of the iron filings at higher temperature; and a stirring blade in a dispersing mechanism can rotate around a rotating shaft and revolve around the rotating tube, the fulldispersion of the iron filings is effectively improved, the rapid cooling of the iron filings is promoted, the centralized treatment of the iron filings after collection is facilitated, and the subsequent processing efficiency of the iron filings is improved.

The invention discloses automatic bagged object secondary bagging equipment and a bagging method thereof. The automatic bagged object secondary bagging equipment comprises a bag opening robot and a carrying robot, wherein the bag opening robot applies two degrees of adsorption force reverse in direction to the two opposite side walls of a flat packaging bag, and then the packaging bag is opened. The carrying robot can clamp a bagged object and place the bagged object into an opened packaging bag. According to the scheme, the design is exquisite, the structure is simple, through the bag openingrobot, secondary packaging bag opening can be automatically achieved, and accordingly in combination of the carrying robot, the bagged object can be arranged into a secondary packaging bag to be bagged; and manual bag opening and bagging work is not needed, the automation degree is high, and the secondary packaging efficiency and accuracy are greatly improved.

The invention discloses water-borne wood ware paint drying equipment. The drying equipment comprises a preheating segment, a drying segment and a curing segment, wherein the preheating segment is usedfor eliminating the temperature gradient of a paint film surface core layer on a material; the drying segment is used for guaranteeing surface dryness and actual dryness of the paint film on the material by control the temperature and the humidity; and the curing segment is used for increasing the actual dry degree of the paint film. A water-borne wood ware paint drying method comprises the following steps of 1, conducting temperature and humidity adjustment on the drying segment; 2, conducting temperature and humidity adjustment on the curing segment; 3, conducting temperature and humidity adjustment on the preheating segment; and 4, conducting material feeding, wherein after the temperature and humidity of the drying segment and the curing segment are stabilized, the material starts toenter cavities of the preheating segment, and the drying time, in each cavity, of the material is separately controlled. By means of the water-borne wood ware paint drying equipment and method, the temperature and humidity can be changed gradually; production line work can be conducted; and processing efficiency is high. The water-borne wood ware paint drying equipment and method are applicable toone-component water-borne wood ware paint and two-component water-borne wood ware paint at the same time.

The invention discloses an environment-friendly, safe and high-efficiency sludge treating device which comprises a treating box, a smashing machine, a breaking roller, breaking teeth, a stirring tank,a swinging plate, an ultraviolet lamp, an ionizing plate, a compaction box, an inflating pump, a water filtering plate, a dryer and a gas collecting tank, wherein a feeding pipe is arranged at the top end of the treating box, the smashing machine is arranged in the treating box, a chemical adding pipe is arranged on the stirring tank, the swinging plate is movably arranged on an inner wall of thetop end of the stirring tank, a cam is arranged on one side of the swinging plate, the ultraviolet lamp is arranged on an inner wall of the stirring tank, the ionizing plate is arranged in the stirring tank, a lateral wall of the compaction box is communicated with the inflating pump through an inflating pipe, the water filtering plate is arranged in the compaction box, the dryer is arranged on an inner wall of the top end of the compaction box, the top end of the compaction box is communicated with the gas collecting tank through a gas conveying pipe, and the gas conveying pipe is arranged in the treating box. The environment-friendly, safe and high-efficiency sludge treating device disclosed by the invention can sterilize harmful matter in sludge, ensures health, improves a follow-up sludge treating efficiency and has the advantages of simple structure, convenience in use and favorability for popularization.

The invention discloses a market prediction method based on news corpus. The market prediction method based on the news corpus comprises the steps of: S1, obtaining news corpus information, and pre-processing the news corpus information; S2, according to the news corpus information obtained in the step S1, constructing a first characteristic tensor in the form of two-dimensional information dimension including a news subject and a subject attitude, and furthermore, in combination with a pre-set keyword dictionary, obtaining a second characteristic tensor; S3, extracting emotional information according to the second characteristic tensor, and then, calculating a public opinion factor alpha through a plurality of pieces of emotional information; and S4, obtaining the lagging T-stage yield rate RT corresponding to the obtained public opinion factor alpha, and predicting the future yield rate market. By means of the technical scheme in the invention, the market emotional calculation efficiency and the accuracy rate can be increased; and thus, relative accurate market prediction can be realized.

The invention discloses a die-casting die for a new energy automobile brake booster oil cylinder and a using method. The die comprises an upper die plate (10) and a lower die plate (20). An upper mold block (30) is detachably inlaid in the center position of the lower surface of the upper die plate (10), and a lower mold block (40) is detachably inlaid in the center position of the upper surface of the lower die plate (20). The upper mold block (30) and the lower mold block (40) are both provided with cavities. The lower die plate (20) is further provided with a plurality of core-pulling mechanisms. The core-pulling mechanisms are located at the side face position of the lower mold block (40). The upper die plate (10) is provided with a feeding inlet (11), and the feeding inlet (11) communicates with the cavity of the lower mold block (40). By means of the die-casting die for the new energy automobile brake booster oil cylinder and the using method, inner cavities and all inner holes of the new energy automobile brake booster oil cylinder can achieve direct die-cast formation by means of the die, the subsequent working allowance is reduced, subsequent working efficiency is improved, and processing cost is also reduced.

The invention discloses a shaking-type screening and impurity filtering device for building sand. The shaking-type screening and impurity filtering device comprises a baseplate, a material accommodating cavity, a collecting box, a rotating shaft I, a rotating shaft II, a filtering mesh bag and an electric push rod, wherein a bracket is arranged at the upper end of the baseplate; the material accommodating cavity is arranged at the upper end of the bracket; an upper cover, a feeding pipe, a material guiding baseplate, a motor, a stirring shaft, a stirring blade and a material guiding pipe are arranged on the material accommodating cavity; the collecting box is arranged at the upper end of the baseplate; rotating support plates are arranged on the collecting box; the rotating shaft I is arranged in the rotating support plates; the rotating shaft II and the filtering mesh bag are arranged at the lower end of the rotating shaft I; a transmission gear is arranged on the periphery of the rotating shaft I; the electric push rod and a toothed plate are arranged at the upper end of the baseplate; universal wheels are arranged below the baseplate; a threaded rod is arranged on the baseplate;and a non-slip mat is arranged at the lower end of the threaded rod. By adoption of the shaking-type screening and impurity filtering device disclosed by the invention, metal impurities in yellow sand can be filtered out; the uniform and stable discharging operation can be achieved; and besides, the yellow sand can be stably and efficiently screened in a shaking manner.

The invention discloses a protection method for prolonging service life of wigs. The protection method includes the following steps: (1) dissolving various antibacterial agents into deionized water, stirring and mixing to obtain antibacterial solution, immersing the wigs in the solution for sterilization and soaking, and placing the wigs under an ultraviolet lamp for irradiation to obtain the sterilized wigs; (2) taking seabuckthorn fruits and a kind of succulent plant called Bing Deng Yu Lu in Chinese, beating the seabuckthorn fruits and the succulent plant into pulps, adding deionized waterto boil to obtain plant extracts through filtration, centrifugation and concentration; adding the plant extracts and concentrated dry red wines into the deionized water and mixing to obtain activationsolution; hanging the sterilized wigs to a vacuum tank, and obtaining the moisturized processed wigs through atomizing the activation solution, warming, dispersing and oscillating; (3) taking sterilized fresh cow milk, adding egg white, the plant extracts and polyvinylpyrrolidone into the sterilized fresh cow milk, and stirring to obtain protective liquid, immersing the moisturized processed wigsin the protective liquid, carrying out thermal insulation and oscillation operations, and cleaning to obtain the protective wigs; and (4) adding the polyvinylpyrrolidone into the plant extracts, stirring evenly, and maintaining the wigs daily when the wigs are used.

The invention discloses an efficient sludge press. The efficient sludge press comprises a base frame, a first filter belt, a second filter belt and a press assembly, wherein two rows of steering rollers are arranged on the base frame, each row of steering rollers are located in a straight line in the vertical direction, and the adjacent steering rollers in the horizontal direction are staggered; the first filter belt and the second filter belt clamp sludge to form combined transport belts, and the combined transport belts sequentially wind two adjacent rows of steering rollers in the horizontal direction to form an array multi-layer structure; filter plates and filter screens are arranged between the adjacent combined transport belts, the filter screens are fixed on the filter plates, andthe filter screens correspond to the combined transport belts on the upper and lower sides; the press assembly is arranged above the base frame in a lifting manner and corresponds to the filter screens. The sludge press in the embodiment has a simple structure, reduces the production and manufacturing cost, has high sludge press efficiency, and improves sludge dewatering effect.

The invention relates to an intelligent picking robot which solves the technical problems that an existing mushroom picking robot is low in automation degree, low in intelligent degree, low in picking efficiency, large in size, not suitable for working in a narrow space, low in efficiency in the mushroom conveying process and low in reliability. The intelligent picking robot comprises a base, a walking mechanism, a picking actuator, a root cutting and conveying device, a first X-axis mounting plate, a second X-axis mounting plate, a first arm movement driving motor, a second driving synchronous belt wheel, a second driven synchronous belt wheel, a second synchronous belt, a first guide rail assembly, a second guide rail assembly, a first Y-axis mounting plate, a third guide rail assembly, a first Y-direction movement driving motor, a third driving synchronous belt wheel, a third synchronous belt, a third driven synchronous belt wheel, a binocular camera support and a binocular camera, wherein the walking mechanism is connected with the base. The intelligent picking robot is widely used for picking mushrooms and the like.