454results about How to "Save cleanup time" patented technology

The invention discloses dual-cylinder tabletop-type selective laser melting molding equipment and a dual-cylinder tabletop-type selective laser melting molding method. The dual-cylinder tabletop-type selective laser melting molding equipment comprises a sealed molding chamber, an optical transmission system, a powder spreading device, a molding cylinder and a powder cylinder, wherein a molding platform is arranged on the upper part of the molding cylinder and the powder cylinder; a movable platform is arranged above the molding platform; the molding platform serves as a guide rail of the movable platform, so that the movable platform can move left and right on the molding platform; the molding platform is provided with a powder spreading device and a powder acquiring system; the powder acquiring system comprises a powder acquiring base platform and a powder acquiring barrel, the powder acquiring barrel is arranged on the upper part of the powder acquiring base platform. Aiming at key points of a direct precious metal molding system, namely powder recovering and clearing, the dual-cylinder tabletop-type selective laser melting molding equipment is provided with the powder acquiring structure which can be completely taken out easily, and no powder is remained on the inner corners of the molding cylinder/powder cylinder, so that material wastes in a molding process are reduced, and the dual-cylinder tabletop-type selective laser melting molding equipment can be applied to direct molding of individual parts made of precious metals such as gold, silver and platinum in the bijouterie industry.

The invention relates to a double spiral axis double spiral ribbon concrete mixing plant, which relates to a mixer for clay or cement and other materials which turns around the horizontal or basically horizontal axis. The concrete mixing plant is provided with a machine body, a first agitation system and a second agitation system. The fist agitation system is provided with a left spindle head, a right spindle head and four spiral axes which are connected with the left and right spindle heads. The second agitation system is provided with the left spindle head, the right spindle and the four spiral axes which are connected with the left and right spindle heads. The direction of the spiral of an internal return unit shaft is opposite to that of the spiral of an internal feeding unit shaft; and the direction of the spiral of an external feeding unit shaft is opposite to that of the spiral of the external return unit shaft. The left and right spindle heads of the first agitation system and the second agitation system are connected with a bearing bracket arranged on the machine body. The speed at which the spindle axes move relative to materials is larger;, so the materials are subject to smaller resistance when being mixed in the mixer, the cement is difficult to curdle around the axes, and the materials flow smoothly in the mixer, thus ensuring that the mixer has .lower energy consumption and higher mixing efficiency, reducing cleaning time and increasing the service efficiency of the mixer.

The invention discloses a foldable changeable forming device for selective laser melting. The foldable changeable forming device is characterized by comprising a forming substrate, a base plate and a telescopic cover reduced from bottom to top gradually. The forming substrate is fixed on the base plate, the lower end of the telescopic cover is fixed to the periphery of the base plate, the base plate is connected with an upper plate of an electric push bar through a lower clamping part, and the upper end of the telescopic cover is connected with the lower surface of a forming face through an upper clamping part. After finishing the forming process, parts can be taken out and residual powder can be cleaned by only removing the foldable changeable forming device.

The invention discloses a query and memory space cleaning method based on a cloud server and a query and memory space cleaning system thereof, wherein the memory space cleaning method based on the cloud server comprises the following steps of: scanning the memory space by a mobile terminal and taking a path of a currently scanned catalogue as to-be-queried information and inquiring it in a local database; confirming that information matched with the to-be-queried information is absent from the local database in the mobile terminal, and uploading the to-be-queried information to the server; collecting garbage from corresponding catalogues by the mobile terminal according to the cleaning strategies of the content returned by the server. Through application of the method and the system, the query efficiency can be improved so as to save the memory space and further improve the cleaning efficiency.

The invention discloses a method for preparing a carbon-fiber-reinforced silicon carbide composite material, and the method comprises the following steps: preparing a carbon-fiber woven fabric, and placing the carbon-fiber woven fabric under a vacuum condition with a pressure of less than 500 Pa, and then dipping the carbon-fiber woven fabric by using a polycarbosilane precursor solution for 2-12hours; drying the dipped carbon-fiber woven fabric in the air at room temperature; then placing the dried carbon-fiber woven fabric under a vacuum condition with a pressure of less than 500 Pa again,raising the temperature of the carbon-fiber woven fabric to 1000-1600 DEG C at a temperature rise speed of 1-30 DEG C/min, then carrying out heat preservation on the carbon-fiber woven fabric for 30-240minutes so as to carry out splitting decomposition on the carbon-fiber woven fabric; repeating a cycle of dipping, drying in the air and splitting decomposition until when a cycle is finished, the weight of a sample is increased by no more than 1% compared with that of the sample obtained when the last cycle is finished, thus a Cf/SiC composite material is obtained. The method disclosed by the invention has the advantages that no shielding gas atmosphere is required, and the dust on the surface of the sample can be reduced, thereby reducing the cleaning times of a furnace body and the sample, and the like; and by using the method disclosed by the invention, products with strong high-temperature resistant properties and high antioxidant properties can be provided.

The invention discloses a method for cleaning and descaling a phosphoric acid storage tank, which comprises the following steps: preparing a cleaning solution from 2 to 6 mass percent of nitric acid, 2 to 6 mass percent of sulphuric acid, 4 to 8 mass percent of hydrofluosilicic acid and 0.01 to 0.02 mass percent of sustained release agent; and heating the cleaning solution, adding the cleaning solution into the phosphoric acid storage tank, starting a stirrer to stir the mixed solution and dipping scales in the storage tank with the cleaning solution to clean and remove the scales, wherein the sustained release agent is sodium molybdate or ATMT; temperature at which the cleaning solution is heated is 50 to 80 DEG C; and the scales in the storage tank are dipped for 24 hours. By adopting the method of the invention, the cleaning time of the phosphoric acid storage tank is shortened, cleaning cost is reduced and the operating ratio of a device is increased. The cleaning solution in the method is simple to prepare, convenient to use and recyclable. The method is applied to wet-process phosphoric acid production factories.

The invention provides a fluorocarbon rubber with easy demoulding and tear resistance and banburying method thereof, comprising the following components: 100 parts of crude fluororubber; 4-6 parts of high activity magnesium oxide; 2-4 parts of calcium hydroxide; 1.5-6 parts of iron oxide red; 0.4-1.0 part of rubber ingredient WS280; 0-1.0 part of rhine 54; 0-1.0 part of brazil carnauba wax; 1.2-2.4 parts of bisphenol AF; 0.4-1.0 part of benzyltriphenylphosphonium chloride; and appropriate calcium silicate or barium sulphate added according to hard requirement. The invention also provides two banuring methods of fluorocarbon rubber with easy demoudling and tear resistance. The product of the invention has good demoulding performance, and the produced trimming after vulcanization can be taken down along with the product, thus reducing clearing time of operators and avoiding waste production caused by reduction of mould temperature. By the improvement of banburying method of fluorocarbon rubber, dispersion performance of fluorocarbon rubber can be improved, thus improving demoulding performance thereof in vulcanization and reducing tear of product, so that scrap rate of product in one specification caused by tear is reduced to 0.15% from 0.36% (reduced by near 60%).

The invention belongs to the technical field of exhaust fans, and particularly relates to an exhaust fan. The exhaust fan comprises a machine shell, an electric cylinder, a motor, a fan blade, a connecting shaft, a dust removal device, an air inlet mesh cover, an air outlet mesh cover, a clutch device, a mounting plate and a drainage device; the air inlet mesh cover is fixedly connected to the inner wall of the left end of the machine shell, and the air outlet mesh cover is fixedly connected to the inner wall of the right end of the machine shell; a first opening is formed in the center of theair outlet mesh cover, and the electric cylinder is fixedly installed in the first opening through the mounting plate; and the non-output end of the motor is fixedly connected to the end part of thecylinder rod of the electric cylinder; the clutch device matched with the dust removal device is arranged at the end of the rotating shaft of the motor; the dust removal device is rotationally arranged at the center of the air inlet mesh cover through a connecting shaft; and a spraying pipe is arranged above the air inlet mesh cover, and the drainage device is arranged below the air inlet mesh cover. The exhaust fan is mainly used for cleaning the mesh cover of the exhaust fan, the mesh cover can be automatically cleaned, and the cleaning efficiency is improved.

The invention relates to the field of cleaning equipment and provides a window groove accumulated dust cleaning machine which comprises a housing, a brush and a dust collection assembly, a dust cleaning cavity and a dust collection cavity which are mutually communicated are formed in the housing, the brush is rotationally mounted in the cleaning cavity and partially stretches out of the cleaning cavity, and the dust collection assembly is arranged in the dust collection cavity. According to the window groove accumulated dust cleaning machine, the brush rotation dust collection manner and the dust collection assembly dust collection manner are used in a matched manner, the cleaning effect of the window groove is improved greatly, and the cleaning time of the window groove is greatly shortened. Besides, the invention further provides a full automatic window groove cleaner which comprises rollers, a moving motor and the window groove accumulated dust cleaning machine, and the rollers are mounted at the bottom of the housing of the window groove accumulated dust cleaning machine and electrically connected with the moving motor. Automatic cleaning can be realized, the human cost is reduced, the cleaning speed of the window groove is fast simultaneously, and the cleaning time is saved.

The invention relates to an environment-friendly dredger dredging reamer, belonging to the field of dredging technology. The environment-friendly dredger dredging reamer comprises a reamer and a non-proliferation cover, and is characterized in that the non-proliferation cover consists of a fixed cover and a movable cover, wherein, the fixed cover is connected with the movable cover by a shaft, and the movable cover is connected with a hydraulic cylinder and is controlled to be opened by a hydraulic structure mode. The dredging reamer saves the time used for clearing out sundries, improves the utilization rate of dredging time of a dredger, and reduces the dredging cost. The proposal has the advantages of being convenient for dredging construction, reducing working strength of construction personnel, improving the construction efficiency of environment-friendly dredging, etc. The invention has good promotional value.

The invention relates to a full-automatic glass slitting and edge-grinding assembly line. The assembly line is sequentially provided with a full-automatic glass loading machine, a full-automatic glasscutting machine, an automatic glass breaking table and a full-automatic glass edge grinding machine in the moving direction of glass. The assembly line can achieve the effects of full-automatic glassloading, feeding, cutting, breaking and edge grinding, the trouble of manual glass loading, manual cutting, manual breaking and manual edge grinding is avoided, moreover, the production environment protection efficiency of workers in each link is improved, machining of the glass is finer, the resource waste is reduced by utilizing recycling of the water resources, meanwhile, the equipment is protected, the automation degree is high, the production efficiency is high, the product percent of pass is high, the labor is saved, the time is saved, the glass slitting cost is reduced, and the safetyis high.

The invention discloses a plastic edge trimming machine integrating cutting and rough edge grinding. The plastic edge trimming machine comprises a workbench, a material hopper, a first fixing frame, asecond sliding groove, a hydraulic device, a fixing block and a second rotation shaft; a base is arranged on the upper side face of the workbench, a first motor is arranged in the base, a storing platform is arranged on the upper side of the first motor, and the material hopper is arranged under the storing platform; a drawer is arranged on the inner side face of the supporting plate; an outer threaded solid rod is arranged on the inner side of an inner threaded hollow rod, and a disc is arranged at the lower end of the outer threaded solid rod; the hydraulic device is arranged on the lower side face of a hollow block; a cutting blade is arranged on the inner side face of a side plate; movable shafts are arranged on the inner side faces of third fixing frames; and second rotation shafts are arranged on the lower side faces of fourth motors, and grinding discs are arranged at the lower ends of the second rotation shafts. According to the plastic edge trimming machine integrating cutting and rough edge grinding, the material hopper is arranged, and therefore waste materials and powder can be treated in a concentrated mode.

The invention relates to an inner ring and outer ring rotary spray washing device for a multi-head mold. The inner ring and outer ring rotary spray washing device is characterized by comprising an outer ring, an inner ring and a spray washing assembly. The inner ring and the outer ring can rotate relatively by supporting each other. The spray washing assembly comprises two to eight shower nozzles, a liquid inlet pipe and a collecting box; the shower nozzles are fixedly connected with the collecting box through pipelines; the shower nozzles are fixed outside the outer ring or the inner ring; a rotary joint is arranged between the collecting box and the liquid inlet pipe; and the tail ends of the connection parts between the pipelines and the shower nozzles are bent so as to convert an impact force of high pressure air into rotation motion power. The double-ring rotary spray washing device has the positive effects that because the shower nozzles are adopted for cleaning, the cleaning time is greatly shortened; and since the shower nozzles rotate along the inner ring and the outer ring and rotate per se, when a mechanical arm is used, no-dead-angle all-directional repeated cleaning of the mold and the surface of a part can be realized, and the residue cleaning effect is improved greatly.

The invention discloses a river channel dredging device for ships. The river channel dredging device structurally comprises a ship fixing base, a propeller, an efficient repairing and dredging mechanism, an operation chamber, a dewatering system, a mixing tank, flocculants, a rotor pump, a guide plate lifter and a garbage crusher. The propeller is fixedly embedded into the right end of the ship fixing base, and is communicated with the ship fixing base. The water channel dredging device has the advantages that a second motor drives a first fly wheel to rotate, the first fly wheel drives a second fly wheel to rotate through a driving belt, the second fly wheel drives a second air pipe to rotate, a rotating plate sleeving the second air pipe rotates, a nozzle blows up deposited sludge whilerotating, a sludge pump is started up, and blown loose sludge is sucked by a through hole in a suction cover back to a sludge recovery cabin through a sludge pipeline, so that labor and cleaning timeare saved, and cleaning effect is improved; the water channel dredging device can work in a dim environment; service life of the dredging device is prolonged.

The invention discloses a face cleaning device for beauty. The face cleaning device comprises a base, wherein the base is placed on the ground; a supporting seat is fixedly mounted on the top surfaceof the base; a vertical column is slidably mounted on the supporting seat; a transverse arm is fixedly mounted on the vertical column; when the height of the vertical column and that of the transversearm need to be adjusted, a rotating wheel is rotated; through the rotation of the rotating wheel, a lifting gear can be driven to rotate; through the rotation of the lifting gear, the vertical columncan be driven to rise; and when a rotating arm is rotated to a specific position, a clamping slot can be clamped by a clamping plate and the movement of the rotating arm can be prevented. The manuallabor can be replaced by the face cleaning device to clean the face of a user, thereby improving the face cleaning effect; and after being cleaned normally, the face of the user can be massaged and humidified, thereby guaranteeing the final cleaning effect.

The invention relates to a dicing device, and particularly relates to a rapid apple dicing device. The rapid apple dicing device is capable of cutting apples automatically with a high speed and capable of automatically removing residues. According to the technical implementing scheme, the device comprises a bottom plate, a collecting box, a fixing plate, an inclined plate, a connecting block, a mounting ring, a fixing block, etc., wherein the collecting box is arranged at the left side of the top part of the bottom plate; and the fixing plate is arranged in the middle of the top part of the bottom plate. According to the device, a puncturing rod, baffle rods and a blade are arranged to automatically dice an apple, and that people manually dice the apple is avoided; the apple is continuously diced, so that the working efficiency is improved, the dicing time is shortened, and people can quickly dice the apple; a vibrating plate and a residue discharging hole are arranged, so that people conveniently remove the residues on the apple, and the trouble of manually removing the apple residues is reduced; and people can quickly remove the apple residues.

The invention relates to the field of matching facilities in libraries, in particular to a book shelf sorting device and a matched sorting method. The shortcomings of the background technology in alldirections of technology improvement are overcome. The book shelf sorting device includes a walking trolley, wherein the walking trolley is provided with a machine box, a cleaning mechanism, a noise reduction mechanism and a book placing platform; the cleaning mechanism is installed on the side wall of the machine box, and a balance weight is arranged at the bottom of the other corresponding sideof the machine box; the noise reduction mechanism is installed on the inner wall of the machine box, and the book placing platform is positioned above the machine box; and the cleaning mechanism includes a sliding block driven by a lead screw. The book shelf sorting device has the advantages of flexible structure, low cost, reducing the work intensity of staffs, and reducing the interference to borrowers.

The invention relates to the technical field of hollow brick production, and discloses a forming device for the hollow brick production. The forming device for the hollow brick production comprises aworkbench, a supporting column is fixedly connected to the bottom of the workbench, a connecting rod is fixedly connected to the surface of the supporting column, a first roller is fixedly connected to the connecting rod through a bearing, and a driven gear is fixedly connected to the right end of the first roller. According to the forming device for the hollow brick production, a positive and negative rotation motor is arranged to enable a driving gear to rotate, so that a moving platform can move in the conduction of a driving belt, a fixing sliding rail is arranged and matched with a fixingsliding block to support the moving platform while moving the moving platform conveniently; a rotating gear is arranged to enable the moving platform to be moved in the action of the driving belt, formed hollow bricks can be moved out of the moving platform from a discharging opening conveniently; and a reset spring is arranged, a pressure module generates tension and provides protection to a diebox when pressing the hollow bricks.

The invention discloses an automatic cleaning machine for river floating garbage. The automatic cleaning machine comprises a machine body, wherein a water inlet cavity is formed in the machine body; acommunicating conveying cavity is formed in the upper side of the water inlet cavity; a communicating recycling cavity is formed in the right side of the water inlet cavity; and a communicating waterstorage cavity is formed in the lower side of the recycling cavity. The floating garbage continuously enters the water inlet cavity along with river water, and meanwhile, a power shaft, a driving bevel gear, a large bevel gear, a driving shaft and a toothed belt driving wheel are driven to rotate, so that a toothed belt moves. According to the automatic cleaning machine, the cleaning efficiency of the river garbage can be greatly improved, the cleaning speed is increased, the cleaning time is shortened, and the fatigue and danger of manual cleaning are reduced.

The invention discloses a pet excrement treatment nanny machine and a pet excrement treatment method. The pet excrement treatment nanny machine comprises a shell frame, and an automatic excrement treatment device and a main controller which are arranged in the shell frame, wherein the automatic excrement treatment device comprises a feeding mechanism, a molding mechanism, a sealing mechanism and a mouth locking and shearing mechanism; the feeding mechanism comprises a feed roller, a tubular membrane and a material receiving roller; the molding mechanism comprises an upper die and a lower die which are used for pressing a membrane into a containing cavity in a matching way; the sealing mechanism comprises a rotary platform, and the rotary platform can rotate around the axis of the rotary platform; the mouth locking and shearing mechanism comprises a guide rail bracket, and an upper mouth locking plate, a lower mouth locking plate and a shear knife which are arranged on the guide rail bracket; an excrement inlet is formed in the shell frame at the upper end of the feeding mechanism. The pet excrement treatment nanny machine is compact in structure and simple to use, is capable of automatically and continuously collecting and packaging the excrement of a pet, and achieves the effects of cleaning and disinfection treatment, thus guaranteeing the health of the pest and a human body.