126results about How to "Realize the recycling effect" patented technology

The invention discloses a novel polyolefin packaging glue film composite, which comprises the following components, by weight percentage, 70-90 parts of ethylene-octylene copolymer, 2-20 parts of polyethylene, 2-20 parts of ethylene-methyl acrylate, 0.1-3.5 parts of peroxide cross-linking agents, 0.05-2 parts of hindered amine antioxidants, and 0.05-2 parts of ultraviolet stabilizers. The polyolefin packaging glue film composite has excellent mechanical impact modulus and ageing-resistant performance and strong glass adhesion, simultaneously is convenient in machine-shaping, and can achieve on-line repairing and recycling of solar assemblies.

The invention discloses an immobilized enzyme screen reactor and application thereof. The immobilized enzyme screen reactor at least comprises a screen structure unit, wherein the screen structure unit comprises a screen periphery fixed wall; the screen periphery fixed wall is internally provided with a screen; and the inner wall of the top end of the screen periphery fixed wall is provided with an inner screw thread, and the outer wall of the bottom end of the screen periphery fixed wall is provided with an outer screw thread. According to the immobilized enzyme screen reactor, a screen device positioned in an absorption tower and filled with immobilized enzymes is designed on the basis of the absorption tower, and the screen device is arranged between fillers inside the absorption tower; a dense mesh structure is favorable to the sufficient contact of the immobilized enzymes with reaction liquid and reaction gas and can realize the complete separation of the immobilized enzymes with the fillers and the reaction liquid, so that the effect of recycling is realized; and the double-layer screen is in a detachable structure and can be repeatedly filled with fresh immobilized enzymes, so that very good practicability is achieved.

An evaporable petroleum gas adsorption condensation and comprehensive recovery device for loss control and pollution reduction during the storage and transportation of gasoline and light-weight oil includes an adsorption system and a condensation system, wherein a secondary separator, a liquid gas jet pump and an absorber are arranged in the adsorption system; an air compressor, a turbine expansion engine and a heat exchanger are arranged in the condensation system; the liquid gas jet pump is connected with the absorber; the absorber is connected with a main heat exchanger; the main heat exchanger is connected with the absorber through the secondary separator; the air compressor and the main heat exchanger are arranged at the front end and the rear end of the turbine expansion engine respectively; the air compressor produces delivery pressure; the turbine expansion engine refrigerates air; and the air serving as a cold source refrigerates the petroleum gas. According to the invention, lean oil inside the absorber is used for absorbing hydrocarbon materials of the petroleum gas, and the main heat exchanger and the secondary separator are used for processing the petroleum gas, so that the recovery rate is improved, and discharge meeting the standard is realized; and the evaporable petroleum gas adsorption condensation and comprehensive recovery device is widely applied to petroleum gas recovery during the transshipment of gasoline and light-weight oil, and has the advantages of higher recovery rate, tail gas discharge meeting the standard, simple and reasonable structure as well as safe and reliable operation.

The invention relates to a construction waste recovery treatment device. The construction waste recovery treatment device comprises a hammering chamber, a magnetic-separation screening chamber, a crushing cavity, a grinding chamber, an evenly-mixing chamber and a material-dividing and brick-forming part. By specifically arranging all the parts, construction waste is subjected to the steps of hammering, magnetic-separation screening, crushing, grinding, material mixing, material dividing and brick forming and the like, and finally a concrete brick and a sand substitute product are obtained. Thus treatment and recovery of the construction waste are integrally and efficiently operated.

The invention relates to a polyacid complex. The chemical formula of the polyacid complex is [Ni(HL)2]2H2[P2Mo5O23].2H2O, wherein HL is 2-acetylpyrazine thiosemicarbazone. The polyacid complex belongsto the monoclinic crystal system, and has a C2 / c space group, and cell parameters are as follows: a = 3.0575(7) nm, b = 1.3276(3) nm, c = 1.7009(4) nm, alpha = 90 DEG, beta = 113.837 (5) DEG, and gamma = 90 DEG. The invention also provides a nanocomposite material containing the polyacid complex. The polyacid complex POMs with a good adsorption function is combined with magnetic Fe3O4 nanoparticles to form the magnetic nanocomposite material. The combination of the POMs and Fe3O4 nanoparticles makes the material have an increased adsorption efficiency and well achieve recycling under the action of an external magnetic field.

The invention discloses a device capable of recycling waste dry batteries in a classified manner. The device comprises a classifying device, a shell is arranged on right of the classifying device; a first placing space is formed in the shell; a first long shaft is rotationally arranged between the inner walls of the upper and lower sides of the first placing space; three power pumping mechanisms are arranged on the inner wall of the right side of the first placing space; the three power pumping mechanisms are vertically arranged from top to middle and from bottom. According to the invention, the problem of classified recovery of waste dry batteries can be effectively solved; waste dry batteries of different types can be classified and treated through the classifying device, residual electric quantity in the waste dry batteries of different types is collected and reused through different electric quantity collection devices, the effect of energy recovery can be achieved, the batteries of different types are collected through the collection devices, and the subsequent centralized treatment efficiency is higher.

The invention provides a sludge treatment method and device, relating to the field of waste recycling. The method comprises the following steps: adding strong acid or strong base solution with weight not lower than 10% of the weight of to-be-treated sludge to the to-be-treated sludge and stirring the substances to react to obtain a solid-liquid mixture; carrying out solid-liquid separation on the solid-liquid mixture to obtain filtrate and a solid part; carrying out solid-liquid separation after concentrating the filtrate to obtain a solid precipitate; drying the solid precipitate and then adding water to elute the solid precipitate to obtain a recycled solution and a solid insoluble substance respectively; regulating the pH value of the solid part to be neutral and landfilling or burning the solid part after compressing the solid part. The method provided by the invention has the beneficial effects that the degradation time of pollutants is reduced through chemical reaction, so that a great number of pollutional components are dissolved in strong acid or strong base and a small quantity of solid parts which basically do not contain pollution sources is obtained, thus reducing the burning quantity and the area occupied by landfilling and avoiding secondary pollution.

The invention discloses a compressing, classifying and recycling device for bottle garbage. The compressing, classifying and recycling device for the bottle garbage comprises an outer framework, wherein universal wheel guide slots are formed in left and right sides of the bottom surface of the inner wall of the outer framework; universal wheels are connected in the universal wheel guide slots in asliding mode; a plastic bottle and metal can waste bin is movably sleeved by the outer framework; and universal wheels are mounted on the bottom surface of the plastic bottle and metal can waste bin.The compressing, classifying and recycling device for the bottle garbage realizes distinguishing and classifying of plastic bottles and metal cans through a bottle garbage distinguishing device, realizes work of piercing the plastic bottles and the metal cans through a bottle garbage piercing and compressing device, discharges dirt, improves cleanliness of recycled resources, compresses the resources, improves storage capacity, realizes classified placing of the plastic bottles and the metal cans, avoids manual classifying trouble, and is convenient for collecting and recycling recyclable resources.

The invention discloses a dedusting device for production of microcrystalline waterproof agents. The dedusting device comprises a dust collection tank, a suction hood and a collection bag. A lid covers an upper port of the dust collection tank, a filter cartridge is arranged in the inner center of the dust collection tank, the upper end of the filter cartridge penetrates the lid to enable sleevingof a gear ring, and an exhaust pipe is arranged in the center of the upper end face of the filter cartridge. A motor is arranged at a position, on one side of the filter cartridge, of the upper end face of the lid and is meshed with the gear ring through a gear arranged on an output shaft. The motor is fixed to the lid through a fixing frame. By supporting legs arranged at the lower end of the dust collection tank and rollers arranged at lower ends of the supporting legs, position adjustability of the dedusting device can be realized to better adapt to production requirements. By arrangementof the suction hood and a suction pipe adjustable in direction and length, dust suction effects of the suction hood can be better realized, and convenience and quickness in use are achieved.

The invention belongs to the technical field of battery pole plate production, and particularly discloses a bipolar plate coating device. The device comprises a rack, a conveying device which is installed on the rack and a paste coating hopper which is arranged above the conveying device, wherein the conveying device comprises a conveying frame and a conveying belt, a paste pressing device used for pressing a paste body on a pole plate is arranged on the conveying frame, a scraper which is used for scraping residual paste of a frame of the polar plate is arranged on the paste pressing device,the scraper is connected with a feeding groove for containing the residual paste, a feeding groove communicates with a cylinder, the cylinder is located below the paste pressing device, a rotating shaft is arranged in the cylinder, a rotating unit is arranged on the rotating shaft, a plurality of groups of rotating units are arranged, the plurality of groups of rotating units are uniformly distributed in the circumferential direction of the cylinder, and the axis of the rotating shaft is eccentrically arranged with the axis of the cylinder, so that spaces with different sizes are formed amongthe rotating units; and a discharging hole is formed in the cylinder. According to the device, a positive plate and a negative plate can be simultaneously coated with paste, the residual paste on theframe of the positive plate and the frame of the negative plate can be recycled, so that the residual paste can be recycled.

The invention discloses a seedling planter convenient to use. The seedling planter comprises a planter body and a base, wherein the base is of a delta type plate structure and the planter body is located on the relatively narrow side of the base; a feeding groove is formed in the planter body; two obliquely-arranged supporting rods are symmetrically arranged on the relatively wide side of the base; the two supporting rods are fixedly connected with a cross beam; the two supporting rods are fixedly connected with a cross frame plate; two first mounting grooves are formed in the bottom of the base; a supporting rod is fixedly connected to the interior of each first mounting groove; a rack is slidably connected to the interior of each supporting rod in a penetrating mode; and a wheel sleeve is fixedly connected to the bottom of each rack. The planter has the advantages that the planter adapts to the channel width of two adjacent planting soil layers in a real working site, so that the planter can stably perform rice transplanting work on one planting soil layer, ensures the tidy rice transplanting position while being convenient to move, can conveniently and stably perform work of planting, rice transplanting, soil filling and the like on rice seedlings, and is simple to operate, labor-saving and high in efficiency.

The invention discloses a new-energy energy-saving cooking machine which comprises a rack, wherein a turnover device is mounted on one side of the rack; a pot body, wherein the pot body is in a barrelshape, at least one overturning rib is arranged in the pot body, and the bottom of the pot body is connected with a rotating motor; a shell, wherein the shell is fixed to the rack in a hinged connection mode, a cover body capable of being opened and closed is arranged at the opening end of the shell, and a heating opening is formed in the lower portion of the shell; a heating device, wherein theheating device is arranged on the rack and is used for heating the pot body through the heating opening; a heat recovery device which is arranged on the rack; and a heat preservation device which is arranged at the bottom of the shell. According to the new energy energy-saving cooking machine, the effect of recycling heat in smoke can be achieved to achieve the energy-saving purpose, the smoke inthe cooking machine can be exhausted out of the smoke exhaust pipe in time, the air environment of a kitchen is improved, alcohol-based fuel is adopted as a combustion material, and the cooking process of the cooking machine is environmentally friendly and efficient.

The invention discloses a compound of lanthanum molybdate and ferromagnetic materials and application of preparation and adsorption phosphorus removal, belonging to the technical field of phosphorus removal from sewage and wastewater. The preparation method of the composite comprises the following steps of: dispersing ferromagnetic materials in water, adding lanthanum salt, fully mixing, adding ammonium molybdate, sodium molybdate or potassium molybdate, adjusting the pH to 8-10, and performing coprecipitation reaction to obtain lanthanum molybdate. The reaction system is placed in a reactionkettle and reacts under the condition of 180 DEG C or more to obtain a composite of lanthanum molybdate and ferromagnetic materials. According to the composite disclosed by the invention, the selective adsorption function of lanthanum molybdate on phosphate radicals is utilized, and the superparamagnetism of ferromagnetic ore is utilized at the same time, so that the adsorbent can be separated andregenerated under the condition of an external magnetic field after phosphorus is adsorbed and removed in sewage, and the effect of recycling the adsorbent is realized.

The invention discloses a steel slag recycling and utilization method, which adds steel slag as a raw material into a sintering, iron making or steel making process as a flux according to a certain proportion, and is characterized in that the steel slag is subjected to dephosphorization treatment by flotation to be added to the sintering, iron making or steel making process. The invention can realize the recycling and utilization of the steel slag after dephosphorization, reduce the phosphorus enrichment effect brought by the direct recycling of the steel slag, has the advantages of simple operation, low cost, is suitable for practical use, and can realize the quick and efficient dephosphorization of the steel slag for recycling. The effect of the steel slag iron grade can be improved to some extent, and the iron resources in the steel slag can be fully utilized.

The invention relates to the technical field of bottle washing machines, particularly relates to wine bottle cleaning equipment based on electrical automation. The equipment comprises an equipment support and a cleaning box which are symmetrically, vertically and fixedly arranged, a drying box and a spraying box which are arranged at the top end of the equipment support, and further comprises a driving belt assembly correspondingly connected with the drying box and the spraying box, the end, far away from the drying box and the spraying box, of the driving belt assembly is in transmission connection with the two ends of the cleaning box correspondingly, a wastewater filtering device is arranged at the bottom of a wastewater recycling bin, a water pumping device is connected to the end, faraway from the wastewater recycling bin, of the wastewater filtering device, a steam generating device is further provided with a steam erupting device, and the steam erupting device is located at thebottom of the cleaning box and is correspondingly arranged with the cleaning box. According to the wine bottle cleaning equipment, the cleaning of bottles can be conducted by generating high-pressuresteam, on one hand, the high-temperature and high-pressure steam can be used for disinfecting the bottles, on the other hand, the steam is not easily retained on bottle bodies, meanwhile, the dryingbox is matched, the probability of secondary pollution is reduced, and the hygiene performance is greatly improved.

The invention relates to the technical field of impact measurement, and discloses a device for reducing influence of friction force in impact measurement. The device comprises a frame; an impact rod is slidably connected with the interior of the frame; extrusion rods are movably mounted at the left end and the right end of the upper end of the impact rod; symmetrically distributed arc-shaped bags are fixedly mounted at the upper end in the frame; air suction bags are fixedly installed on the opposite faces of the arc-shaped bags; and symmetrically-distributed fixed pipes are fixedly installed at the lower end of the interior of the frame. According to the device for reducing the influence of the friction force in impact measurement, in the downward movement process of an impact rod, an extrusion force is applied to the arc-shaped bags in cooperation with an extrusion rod, the arc-shaped bags are stressed and deformed to extrude the air suction bags, at the moment, the arc-shaped bags are in a deflation state, therefore lubricating oil in a liquid containing box can be pushed into a sealing pipe, and then the lubricating oil is smeared on the impact rod through the sealing pipe, so that the effect of automatically smearing the lubricating oil is achieved.

The invention relates to a flue gas waste heat recovery system, in particular to a flue gas waste heat recovery system for an industrial gas boiler. According to the flue gas waste heat recovery system for the industrial gas boiler, the heat energy utilization rate is increased. A flue gas waste heat recovery system for an industrial gas-fired boiler comprises a base, a boiler, a discharge flue, an energy saver, a pressurization box, a water inlet pipe, a pressurization rod and the like. A boiler is arranged on the left side of the top of the base, a discharge flue is arranged on the right upper portion of the boiler, an energy saver is arranged on the right side of the top of the base and connected with the boiler, pressurizing boxes are connected between the front side and the rear side of the lower portion of the discharge flue and the energy saver, water inlet pipes are connected between the right upper portion of the discharge flue and the lower portions of the pressurizing boxes, and pressurizing rods are arranged on the upper portions of the pressurizing boxes in a sliding mode. When the driving mechanism operates, the four first shifting blocks are driven to intermittently flap the water inlet pipe, so that water drops condensed and attached to the outer wall of the coiled pipe drop downwards, and flue gas waste heat recovery is prevented from being affected.

The invention discloses an ecological circulation-type waterfowl breeding device for purifying the water quality by using aquatic plants. The device comprises a semi-closed waterfowl house, a movementfield, a movement pond and an aquatic plant planting pond are arranged on one side of the semi-closed waterfowl house from inside to outside in sequence, and the movement pond and the aquatic plant planting pond are separated through a separation net; in-out holes are formed in the separation net, enclosing walls are arranged on the outer sides of the movement field, the movement pond and the aquatic plant planting pond, the aquatic plants are planted in the aquatic plant planting pond, and water quality purifying layers are laid on the bottoms of the movement pond and the aquatic plant planting pond; a floating ball is arranged in the aquatic plant planting pond, a water pump is arranged in the floating ball, and a water outlet of the water pump is connected with an aerator pipe mechanism through a water pipe. According to the ecological circulation-type waterfowl breeding device, the water body is purified, so that repeated and efficient utilization of the water body is achieved, the function of circulation utilization of the water body is achieved, and feed is provided for waterfowl.

The invention relates to the technical field of test equipment, and particularly relates to a cold and hot impact simulation test box and a rapid cooling and heating method thereof. The cold and hot impact simulation test box comprises a test box main body. A simulation test box, a cooling water tank and two liquid nitrogen tanks are arranged in the test box main body, and the two liquid nitrogen tanks are arranged on the two sides of the simulation test box correspondingly; the cooling water tank is connected with the simulation test box; a heating copper wire is arranged on the side, close to the inner wall of the simulation test box, in the simulation test box composition plate, ventilation and heat dissipation mechanisms are arranged on the upper end surface and the lower end surface of the simulation test box, and a clamping mechanism is arranged in the simulation test box; and heat dissipation holes are formed in the upper portion of the test box main body, a moving mechanism is arranged on the lower end surface of the test box main body, and an electric control box is arranged on the side surface of the test box main body. The rapid cooling and heating effect of a traditional cold and hot impact test box can be improved, the part detection efficiency of the cold and hot impact test box is improved, and the interior of the cold and hot impact test box can be rapidly cooled and refrigerated.

The invention relates to the technical field of red brick base pressing, and discloses a red brick base pressing assistance device used for a building. The red brick base pressing assistance device comprises a base pressing device main body, wherein the base pressing device main body is movably connected with a supporting plate; the right part of the supporting plate is fixedly provided with a connecting rod; a first extrusion plate and a first elastic air bag are arranged above the connecting rod; the left part of the supporting plate is provided with a second extrusion element; a second elastic air bag is arranged below the second extrusion element; a workbench is arranged below a base pressing mould; and the top of the workbench is provided with a removal plate. Under an initial state,the first elastic air bag shrinks, the second elastic air bag bulges, the first extrusion element downwards moves, the first elastic air bag is not extruded, at the time, the second elastic air bag isunder an extrusion function of the second extrusion element, and at the time, a movement rod rightwards moves to drive a rotation gear to anticlockwise rotate. When the rotation gear anticlockwise rotates, the removal plate is driven through a tooth column to leftwards move, and the removal plate moves to the left of the workbench in advance and removes mud materials on the workbench.

The invention discloses a portable steel bar rust removal device for bridge deck pavement, and relates to the technical field of steel bar rust removal equipment. Aiming at the problems of an existing portable steel bar rust removal device for bridge deck pavement, the following scheme is provided, the portable steel bar rust removal device comprises a box body, wherein a motor is fixedly installed at the top of the box body, a worm is fixedly connected to an output shaft of the motor, a cleaning brush is fixedly connected to the bottom end of the worm, a driving bevel gear is fixedly connected to the worm, a first transverse shaft is rotationally connected to the inner wall of one side of the box body, a driven bevel gear is fixedly connected to the first transverse shaft, and the driving bevel gear is meshed with the driven bevel gear. The portable steel bar rust removal device is reasonable in structural design, easy to operate and convenient to move, the device can be easily moved according to specific use scenes, water resources are saved and can be recycled, the production cost is low, rust removal can be carried out on a plurality of steel bars at the same time, the rust removal effect is good, and the working efficiency is high.

The invention discloses a method for recycling valuable metals from waste lithium ion batteries, and belongs to the technical field of waste battery recycling. The method comprises the following steps: (1) charging a waste lithium ion battery; (2) crushing the charged battery, and sorting the materials to obtain a mixture of a positive electrode material and a negative electrode material; (3) calcining the mixture of the positive electrode material and the negative electrode material at high temperature; (4) putting the calcined material into water, performing stirring, performing filtering, adding sodium carbonate into the filtrate to obtain lithium carbonate, and taking the filter residue as a metal simple substance and an oxide thereof. Part of lithium ions are transferred to the negative electrode material through charging, and then the lithium and other metals can be recycled through simple processes such as calcination and water leaching of the positive electrode and negative electrode mixture. The method is simple, effective and suitable for large-scale production.

The invention discloses an additive-free peanut hull preparing device for food processing. The additive-free peanut hull preparing device for food processing structurally comprises a machining table,a ring and the like; the middle left side of the top end of the machining table is welded with the ring; and the device has the beneficial effects that in order to solve the problems that in the priorart, when the additive-free peanut shell preparing device for food processing carries out stirring, hulls of unhulled peanuts can be damaged, when the peanuts with poor forming are soaked, peanut kernels are unshelled, and consequently, the later-period machining hulls and the peanut kernels are mixed, during machining of unshelled hulls, the hulls are directly thrown, resource waste is caused, apassive type soaking mechanism, a sorting mechanism and a breaking mechanism are designed, during use, the passive type soaking mechanism is matched with the sorting mechanism for carrying out peanutsoaking passive stirring, meanwhile, the hulled peanuts are sorted and collected, conversion carrying is carried out, meanwhile, in cooperation with the breaking mechanism, the peanut hulls are broken and recycled, a single motor drives the sorting mechanism and the breaking mechanism to run, and the passive type soaking sorting and peanut hull recycling can be achieved.

The invention discloses a pump shaft grinding device. The pump shaft grinding device structurally comprises a support frame. The support frame is provided with fixing plates, a support pillar, a wasteliquid collection and filter tank, a waste liquid tank, a leakage hole and a circulating pump. The fixing plates are fixedly connected to the left side and the right side of the upper surface of thesupport frame. The fixing pillar is fixedly connected to the position behind the upper surface of the support frame. The waste liquid collection and filter tank is fixedly connected to the bottom of the support frame. The waste liquid tank is located in the middle of the upper surface of the support frame. The leakage hole is formed in the middle of the waste liquid tank. The circulating pump is fixedly connected to the right side below the support frame. By means of the pump shaft grinding device, the application scope of the grinding device is expanded, the phenomenon that a pump shaft slipsin the rotating process is avoided, and stability, achieved in the grinding process, of the pump shaft is improved; a coupling is combined with an extending-and-contracting pillar, and the length ofthe extending-and-contracting pillar can be adjusted according to the distance between the pump shaft and a grinding wheel; and labor intensity formed when an operator uses the grinding device is lowered.

The present invention discloses an old woolen yarn fast recycling method. The method comprises the following steps of 1 ) alkali swelling, wherein old woolen yarns are immersed into a sodium hydroxideaqueous solution, low-speed low-temperature stirring is performed, and ethanol is dropwise added; 2) semi-extrusion drying, wherein fast high-temperature extrusion is performed to obtain a semi-dry old woolen fabric; 3) modified fiber soaking, wherein alternately soaking is performed in a modified fiber solution and a sodium hydroxide mixed solution to obtain a modified old woolen fabric; 4) decolorization and bleaching, wherein sequentially soaking is performed in a potassium permanganate aqueous solution, tap water and oxalic acid water to obtain a bleached old woolen yarn fabric; 5) dyeingand finishing, wherein dip-dyeing is performed in a softener solution and rinsing is performed with clear water to obtain a dyed old woolen fabric; and 6) washing and airing, wherein sequentially soaking is performed in a detergent, hot water and an acetic acid aqueous solution, rinsing is performed with clear water, wrapping is performed with a plastic bag, and air heating and extrusion are alternated to obtain modified woolen yarns. A process is simple, a formula is effective and cheap, the old woolen yarns and the fabrics thereof can be effectively improved in softness, color, mechanical strength and the like, and recycling of the woolen yarns is realized.

The invention provides a smart laundry rack. Afixed support is mounted on the wall through a mounting plate, a movable shrinkagemechanism is arranged in the fixed support, a gear motor is arranged onone side of the movable shrinkage mechanism, multiple screws are arranged at the output end of the gear motor and are in threaded connection with the movable shrinkage mechanism, a clothes drying bracket is arranged below the movable shrinkage mechanism and connected with the movable shrinkage mechanism through lifting rods, two-way air cylinders are arranged in the movable shrinkage mechanism, output ends of the two-way air cylinders are connected with the lifting rods, the lifting rods are scissors cross lifting rods, a canopy is arranged above the movable shrinkage mechanism and comprises rolled waterproof cloth, and a drive motor drives a draw cord to pull out the rolled waterproof cloth for keeping out the rain. By means of the scissors cross lifting rods, the structure can be stretched or retracted by changing an included angle between two connecting rods, aired clothes can be raised or lowered, the clothes are continuously aired when the sun shines again after the rainstorm, andthe degree of intelligence is reached.

The invention relates to the technical field of luggage trimming equipment, in particular to integrated trimming equipment for luggage production and processing, which comprises a worktable, vertical rods are fixedly connected to four corners of the upper surface of the worktable, a positioning cross rod is fixedly connected between the two vertical rods, and a trimming knife rest is arranged on one side of the positioning cross rod. A positioning air cylinder is fixedly connected to the center of the upper surface of the flat plate cover, a telescopic rod is fixedly connected to the side, away from the positioning air cylinder, of the flat plate cover, and a lower pressing plate is fixedly connected to the end, away from the flat plate cover, of the telescopic rod. A directional sliding rod in a limiting sliding rail is pushed to move through a crank connecting rod, so that the center point of the upper surface of the luggage and the center point of a telescopic rod are located on the same vertical center line, the effect of automatically correcting the luggage is achieved, meanwhile, the trimming precision of the equipment is improved, and the production efficiency is improved. The problem that the trimming precision is affected by inclination of the luggage is solved.

The invention discloses a sponge city road water storage device. The system comprises a water treatment device, floor tiles combined to form a road surface and a communicating pipeline, the communicating pipeline is connected with the water treatment device and the floor tiles; the floor tile comprises a permeable layer, a water storage layer and a water outlet layer, wherein the permeable layer,the water storage layer and the water outlet layer are sequentially arranged from top to bottom; a plurality of water permeable holes are formed in the water permeable layer; the water storage layer comprises a plurality of sponge balls, the sponge balls and the water permeable holes are arranged in a one-to-one correspondence mode and are fixed to the water outlet layer at the same time, the water outlet layer is provided with a plurality of water through holes staggered with the water permeable holes and is arranged below the water permeable layer in an up-down lifting mode, and the communicating pipeline is arranged below the water outlet layer. In the sponge city road water storage device, through the combined action of the water treatment device, the communicating pipeline and the floor tiles, the effect of sucking rainwater on the road surface and then recycling the rainwater can be effectively achieved.

The invention discloses a chipping recycling and screening device for lathe metal processing. The chipping recycling and screening device for the lathe metal processing comprises a collection tank anda screening box, two sides of the bottom of the collection tank are arranged on the top of the screening box through first supporting legs, first springs are arranged on the first supporting legs, second supporting legs are arranged on two sides of the bottom of the screening box, and second springs are arranged on the second supporting legs. A draught fan is arranged on one side of a feeding opening through a pipeline in a communicating mode, a screening net plate is arranged in the screening box through a connecting plate, and screening holes are formed in the screening net plate at intervals. A first discharging opening is formed in the position, located on the screening box, of one side of the screening net plate, a spiral material-pushing device is arranged at the middle position ofthe screening net plate, a second discharging opening is formed in the bottom of the screening box, and vibration exciters are arranged on two sides of the second discharging opening and located on the side wall of the screening box. The chipping recycling and screening device for the lathe metal processing can effectively avoid blockage at the place in which the chips are placed, guarantee the continuity of the recycling and screening and improve the working efficiency of the device.