362results about How to "Non-slip" patented technology

The invention discloses rubber for a sneaker sole, and the rubber provided by the invention comprises the following components in parts by weight: 30-70 parts of butadiene rubber, 10-30 parts of natural rubber, 10-30 parts of bromobutyl rubber, 15-40 parts of carboxylated nitrile rubber, 2-5 parts of polyethylene glycol, 0.5-2 parts of stearic acid, 2-5 parts of zinc oxide, 1.5-2 parts of vulcanizer, 1.6-2.1 parts of accelerator, 0.5-2.0 parts of tackifier, 30-70 parts of white carbon black, 3-3.2 parts of coupling agent, 2-5 parts of softening oils, 1-3 parts of anti-aging agent and 0.5-1 part of paraffin. The invention further discloses a preparation method of the rubber. The rubber for the sneaker sole, provided by the invention, has incomparable slip prevention performance compared with the ordinary rubber shoe sole, and has multiple functions such as excellent wear resistance, bend resistance, and the like.

A creamed reclaimed rubber and its production are disclosed. It consists of 20-50 mesh vulcanized rubber powder 100 proportion, paraffin oil as solvent 70-90 proportion, solid coumarone 10-30 proportion as solvent, catalyst and catalyst accessory phthalic acid anhydride 2-5 proportion, methyl aldehyde aqueous solution 4-6 proportion, 1,3-benzenediol 0.2-0.5 proportion. The process is carried out by adding vulcanized rubber powder into vertical de-polymerizer, adding into solvent, catalyst and catalyst accessory successively, closing feeding open, agitating, raising temperature to 160-180 deg. C, controlling pressure to 0.5-0.7 MPa, reacting for 2-2.5 hrs, lowering temperature, releasing gas, discharging and filtering to obtain final product. It's simple, has stable quality, waterproof and antiseptic performances and no environmental pollution. It can be used to synthesize rubber with petrochemical asphalt and to paving road.

The invention belongs to the technical field of floor paint, and particularly relates to composite floor paint, a preparation method thereof and a using method thereof. The composite floor paint comprises an epoxy primer, leveling blanket paint and surface coating paint. The surface coating paint comprises solvent-free epoxy self-leveling surface paint and polyurethane finish paint. When construction is performed, the epoxy primer, the leveling blanket paint, the solvent-free epoxy self-leveling surface paint and the polyurethane finish paint are painted in order on a pretreated floor. The composite floor paint has a low content of volatile organic compounds, and is suitable for indoor or outdoor floor decorative painting. A composite floor manufactured by the composite floor paint is antiskid, wear resistant, acid and alkali resistant and weather-proof, and is high in hardness, high in bonding strength with a floor base surface.

The invention discloses a glass-ceramic decoration face light ceramic composite brick and a preparation method thereof. The glass-ceramic decoration face light ceramic composite brick comprises a heat-preserving base layer and a decorating wear-resisting layer arranged on the heat-preserving base layer. The heat-preserving base layer is a blind hole foaming ceramic layer, the thickness ranges from 4 mm to 60 mm, and the volume density ranges from 230 Kg / m<3> to 980 Kg / m <3>; the decorating wear-resisting layer is a glass-ceramic layer, the thickness ranges from 2 mm to 4 mm, and the volume density ranges from 2000 Kg / m<3> to 3000 Kg / m <3>; a bottom material of the heat-preserving base layer and a face material of the decorating wear-resisting layer are formed by secondary material distribution and one-time formation through a pressing machine and one-time firing through a roller kiln. The base layer of the composite brick has the heat-preserving, heat-insulating and sound-insulating performance, the decorating glass-ceramic layer has the wear-resisting property, the anti-skid property, shock resistance and the like, is excellent in decoration performance, and can be widely applied to heat-preserving decoration of external wall lower layers, indoor wall faces and indoor grounds, while existing heat-preserving materials and decoration materials do not have the properties and the application; solid waste generated by exploiting and processing perlite is adopted, the production process saves energy and is environmentally friendly, and sustainable development of perlite industries can be promoted.

The invention provides a warm mix asphalt additive which is prepared from the following raw materials in parts by weight: 15-20 parts of polyethylene wax, 15-20 parts of chlorinated paraffin-70, 30-50 parts of kieselguhr, 1-3 parts of stearamide and 1-4 parts of solid anti-striping agent. The invention further provides a method for preparing the warm mix asphalt additive. The method comprises the following steps of: both grinding the polyethylene wax and stearamide into micro-powder, and subsequently putting the chlorinated paraffin-70, kieselguhr, the solid anti-striping agent and the grinded polyethylene wax and stearamide into a high-speed ball mill to be milled so as to obtain the warm mix asphalt additive. By utilizing the warm mix asphalt additive, the mixing and compressing temperature of an asphalt mixing material can be decreased by more than 20 DEG C on the premise that the property of the asphalt mixing material is not affected, so that the warm mix asphalt additive can be widely applied to asphalt mixing material construction in areas of different climates.

The slip resistant shoe sole 1 of the invention comprises a plurality of ground contact projections 3 formed on the ground contact side of the sole base 2 with a predetermined gap between adjacent ground contact projections 3 in the longitudinal direction of the base 2, the ground contact projections 3 having a V-shaped horizontal cross section, having inclined reinforcements 5 provided at the roots of the ground contact projections 3 on the base 2, and being formed using an elastomeric polymer with a JIS-A hardness of 45 to 80 as measured at 20 DEG C.

The invention relates to a rubber composite material and particularly relates to a light anti-slipping high-wear-resistance rubber material for a sole and a preparation method thereof. The light anti-slipping high-wear-resistance rubber material for the sole is prepared from the following raw materials in parts by weight: 55-75 parts of EVA (Ethylene Vinyl Acetate), 8-25 parts of NR (Natural Rubber), 8-25 parts of SBR (Styrene Butadiene Rubber), 2-6 parts of CaCO3, 2-6 parts of wear-resisting agent, 1-5 parts of ZnO, 1-5 parts of ZnST, 0.5-2.5 parts of ST, 0.5-1.5 parts of DCP (Dibasic Calcium Phosphate) and 1.2-2.5 parts of AC (Azodicarbonamide). Compared with the prior art, the components and the ratios of all raw materials are optimized and the light anti-slipping high-wear-resistance rubber material has the advantages of light weight, anti-slipping performance and wear resistance under the synergistic effect of the components with the ratios. The light anti-slipping high-wear-resistance rubber material is particularly suitable for manufacturing a light and anti-slipping sneaker sole.

The invention relates to the technical field of civil construction plate, particularly to a plastic wood composite floor, which comprises a PVC floor surface layer and a plastic-wood substrate, the PVC floor surface layer and the plastic-wood substrate are cemented together through environment-protective waterproof glue. Since the PVC floor with various color and good waterproof performance is selected as the surface layer, users can choose the color of indoor floor according to personal taste. Meanwhile, the plastic-wood substrate is adopted and cemented under the PVC floor surface layer by glue, thus, comparing to conventional PVC floor, the invention has the advantages of convenient paving, low paving cost, and leaving no welding seams after pavement.

The invention relates to a glass fiber reinforced plastic lighting fixture shell, belonging to the technical field of outdoor lighting fixture processing. According to the processing technology disclosed by the invention, organic glass fiber reinforced plastic substitutes for aluminium, aluminium alloy or magnesium alloy material, wherein the organic glass fiber reinforced plastic comprises the following raw material components: unsaturated polyester resin, polyester gel coat resin, roving checked cloth, a chopped fiber felt, a surface mat, a curing agent, an accelerating agent, a demoulding agent and a thin film. The processing technology of the glass fiber reinforced plastic lighting fixture shell comprises the following steps of: automatically inspecting a construction site, carrying out pre-treatment on a mould, selecting a reinforcing material, cutting the reinforcing material, selecting a polyester resin glue solution, preparing the polyester resin glue solution, carrying out gel coat construction, pasting, solidifying, and carrying out product inspection, thus the glass fiber reinforced plastic lighting fixture shell is obtained. The glass fiber reinforced plastic lighting fixture shell product disclosed by the invention has the advantages of corrosion resistance, flame retardance, light weight, high strength, ageing resistance, strong designability, safety, skid resistance, excellent electrical property, no magnetic property and safety in use in anti-electromagnetic anti-knock environment.

A heat-preservation fireproof board is prepared by the following raw materials: 80-100 parts by weight of magnesium oxide, 2-3 parts by weight of dimethyl silicone oil, 4-6 parts by weight of aluminum nitride powder, 20-30 parts by weight of anhydrous magnesium chloride, 3-5 parts by weight of hollow glass beads, 8-12 parts by weight of tetrapod-shaped zinc oxide whiskers, 3-6 parts by weight of aerosil, 3-5 parts by weight of polyvinyl acetate emulsion, 20-30 parts by weight of refractory materials, 3-6 parts by weight of rock wool, 3-5 parts by weight of methylisothiazolinone, 2-4 parts by weight of ferriferrous oxide, 5-8 parts by weight of methyl sodium silicate, 1-2 parts by weight of sodium dodecyl benzene sulfonate, and 130-150 parts by weight of water. By virtue of adding the multiple types of refractory materials, the board can be high in burning point and good in flame retardation effect; and with the addition of the fly ash hollow beads, the board can be good in heat insulation effect and fine in fireproof effect. In brief, the board of the invention is a novel inorganic heat-preservation and heat-insulation building material integrating characteristics of heat preservation, heat insulation, high strength, fire prevention, water proofing, sound absorption, sound insulation, and decoration.

The invention relates to a three-layer composite water-absorption pad non-woven fabric and a production method. According to the three-layer composite water-absorption pad non-woven fabric, polypropylene spunbond cloth and pulp composite cloth are taken as base materials and coated with a low-density polypropylene film. By taking a polypropylene spunbond cloth layer as a support layer, a product has very strong power, one side of the composited product has excellent water absorption property, and the other side of the composited product has anti-sliding and waterproof effects. Pulp fibers have super-hygroscopicity, the non-woven fabric is endowed with the super-hygroscopicity through spunlacing, and one side of the polypropylene spunbond cloth of the spunlaced product is coated with the film, so that the integral adhesiveness of the composite product is guaranteed, and the hygroscopicity and barrier property of the composite product are guaranteed. By utilizing a cross-pattern embossing roller, each layer of the product is well laminated, and meanwhile, the product has good skid resistance and wear resistance and a novel pattern appearance. The polypropylene spunbond cloth and the polyethylene film can be prepared into colored products, so that the composite product is integrally colorful and can meet various requirements of customers.

The invention relates to a health-care mattress, comprising an upper layer, a bottom layer and an interior core arranged between the upper layer and the bottom layer; wherein the upper layer comprises an anti-fouling fabric layer, an upper polyester silk layer, a lower polyester silk layer, a functional cotton layer and a polyester silk layer, and the lower polyester silk layer is provided with a plurality of flexible rod like permanent magnetic strips arranged at uniform intervals; the interior core comprises an upper non-woven fabric layer, an elastic sponge layer, a bridging layer and a lower non-woven fabric layer, the bridging layer is internally provided with a plurality of lines of cross permanent magnetic strips, and the elastic sponge layer is paved with a wool layer; and the bottom layer comprises a polyester silk layer, an elastic sponge layer and an anti-slip layer. The invention also relates to a manufacturing method of the health-care mattress. The 'far infrared ray, anion and silver ion' compound functional fiber adopted by the invention not only has bacteriostatic activity but also can permanently release far infrared ray and anion which are beneficial to human body; and the mattress of the invention also has a constant permanent magnetic field in certain strength and has favourable curative effect on acupuncture points of the human body. Thus, the mattress of the invention has multiple health-care functions.

The invention discloses a hoisting, overturning and unloading mechanism. The mechanism comprises a conveyor (1) and an unloading frame (2); a baffle plate frame (3) is mounted at the top end of the unloading frame (2); a pulley (4) is fixed on the outer side of the baffle plate frame (3); an electric winch (5) is mounted on the inner side of the baffle plate frame (3); a steel wire rope (6) on the electric winch (5) bypasses through the pulley (4), and is connected to a hoisting frame (7); position sensors and telescopic fixtures (8) are arranged on two sides of the hoisting frame (7); guide rails (21) are arranged on the inner sides of two ends of the unloading frame (2); and rollers (71) matched with the guide rails are arranged on the outer sides of two ends of the hoisting frame (7). The mechanism can precisely unload, and is simple in operation and lower in operation cost.

The invention discloses a method for preparing cork floor, which comprises the following steps: a, crushing an oak bark into cork granules with the diameter of 0.2 to 0.8 millimeter; b, selecting another oak bark with certain length, boiling and airing the oak bark, splitting the oak bark into small pattern fabrics, mixing and stirring the pattern fabrics and polyurethane glue solution, pressing the mixture into a blank, heating and cooling the blank, and cutting the blank into sheet pattern fabrics; c, mixing and stirring the cork granules and the polyurethane glue solution, pressing the mixture into a blank, heating and cooling the blank, and cutting the blank into sheets to obtain a base material; and d, pressing and compounding the pattern fabrics and the base material gluing solution, and heating, cooling and strickling the mixture to obtain a finished product. The high-pressure density of the cork floor prepared by adopting the method reaches over 600 kilograms, and the surface abrasion resistance thereof reaches over 8,000 turns. The cork floor has the properties of comfort, durability, environmental protection, beauty, sound insulation, heat insulation, moisture resistance, skid resistance, flame retardation, and the like.

The invention discloses rubber for sports shoe soles. The rubber for the sports shoe soles comprises the following components in parts by mass: 30-70 parts of butadiene rubber, 20-40 parts of naturalrubber, 15-30 parts of brominated butyl rubber, 10-20 parts of solution-polymerized styrene-butadiene rubber, 5-10 parts of glass fiber, 2-5 parts of polyethylene glycol, 0.5-2 parts of zinc stearate,2-5 parts of zinc oxide powder, 2.5-4 parts of a vulcanizing agent, 1.5-2.5 parts of an accelerator, 30-50 parts of white carbon black, 3-4.5 parts of a silane coupling agent, 4-7 parts of a homogenizing agent, 2-5 parts of softening oil, 1-3 parts of an anti-aging agent and 0.5-1 part of paraffin. The invention further provides a preparation method of the rubber for the sports shoe soles. Rubbershoe soles for sports shoes, prepared according to the technical scheme adopted by the invention, have many properties such as super wear resistance, good folding resistance and anti-slip performance; the preparation method is simple in production process and is suitable for wide application.

The invention relates to the technical field of silica gel materials, and discloses a modified silica gel material, and a preparation method and application thereof. The modified silica gel material comprises the following components in percentage by weight: 40-50% of methyl vinyl silicone rubber, 16-20% of white carbon black, 2-4% of hydroxyl silicone oil, 0.1-0.3% of zinc stearate, 12-18% of magnetic powder, 16-20% of aluminium oxide and 1-2% of a DBPMH vulcanizing agent. The components are subjected to mixing, vulcanization and compression molding so as to form a gasket for an induction cooker. The modified silica gel material has the advantages of being antiskid, high temperature resistant, magnetic, good in insulativity, and the like. Meanwhile, the friction of the induction cooker against a pot is enhanced, and the safety of the induction cooker is improved.

The invention discloses a high-water-permeability environment-friendly water-permeable brick produced by utilizing industrial residues, and belongs to the technical field of construction materials. The water permeable brick comprises a surface layer and a bottom layer, wherein the bottom layer is prepared from the following components in percentage by mass: 30-40 percent of fine-sand and pulverized fuel ash particles, 25-35 percent of dump slag, 10-20 percent of a concrete stone material and 15-25 percent of cement; the surface layer is prepared from the following components in percentage by mass: 15-20 percent of cement, 60-70 percent of quartz sands and 15-20 percent of decorative stone particles; the fine-sand and pulverized fuel ash particles are prepared from the following components in percentage by mass: 70-80 percent of pulverized fuel ash, 10-20 percent of fine sands, 0.1-0.15 percent of water glass and 5-10 percent of cement; and the grain diameters of the fine-sand pulverized fuel ash particles and concrete stone material are 2-4mm. The invention further provides a preparation method of the high-water-permeability environment-friendly water-permeable brick. The high-water-permeability environment-friendly water-permeable brick has the advantages of strong water permeability, good moisture retention, sliding prevention, high strength, cold resistance, weathering tolerance, noise reduction, sound absorption and the like.

The invention relates to the field of car part machining, in particular to a multifunctional clamping device for car part machining. The multifunctional clamping device for car part machining comprises a work platform and two clamping assemblies, two vertical mounting plates are vertically mounted on the two sides of the top of the work platform, each clamping assembly comprises a pushing mechanism, a rotating mechanism and the clamping mechanism, each pushing mechanism comprises a linear driver, a pushing rod and a sliding mounting frame, each rotating mechanism comprises a rotating mountingframe capable of rotating, each clamping mechanism comprises two symmetrically-mounted clamping mechanical arms, the ends of the clamping mechanical arms are vertically provided with abutting blocks for clamping parts, and the clamping mechanical arms and the abutting blocks are connected through spherical hinges. According to the multifunctional clamping device for car part machining, operation is portable, different types and different sizes of metal parts can be clamped, the anti-sliding anti-shaking functions are achieved, equipment practicability is improved, equipment clamping effect isimproved, and the metal part machining precision is ensured.

The invention discloses a steel slag permeable building material and a manufacturing method thereof. The steel slag permeable building material comprises steel slag provided with a polymer coated layer and an adhesion agent, and the steel slag provided with the polymer coated layer is bonded in a mixed mode and solidified through the adhesion agent; the diameter of particles of the steel slag is 0.01-20 mm, and the polymer coated layer is one or more of epoxy resin, acrylic resin and polyurethane; the adhesion agent is one or more of an epoxy resin adhesion agent, an acrylic resin adhesion agent and a polyurethane adhesion agent. The steel slag with the particle diameter being 0.01-20 mm is in cooperation with polymer to be made into particles provided with the polymer coated layer, the steel slag provided with the polymer coated layer is bonded through the adhesion agent to form the building material which is good in water permeability, and recycling and utilization of the steel slag are achieved.

The invention relates to a preparation method of an oil absorbent, in particular to a method for preparing the oil absorbent from low grade diatomite. The preparation method comprises the following 9 steps of: low grade diatomite raw material selection, crushing, acidification treatment, washing, drying, adding of the assistant (3%-5%) Na2Cl (industrial salt) and mixing, roasting at 750-850DEG C, breaking winnowing, and adding of the silane coupling agent KH-550 (gamma-aminopropyl triethoxysilane, Nanjing Union silicon Chemical Co., LTD. 5%-7%) to conduct modification treatment, thus obtaining the particle and powder diatomite oil absorbent. The oil absorbent has simple and easy preparation method, wide raw material sources and low cost, solves the current solid waste pollution problem of low grade diatomite, opens up a new way for low grade diatomite application, and realizes recycling of waste materials. The oil absorbent has good selectivity, strong absorptivity up to 500% of its own weight, rapid oil absorption speed, small oil absorbent stacking density, a melting point of 1450DEG C, and a high use temperature, and can float on the water surface before and after oil absorption, thus being convenient for recovery and post-treatment.

The invention provides a weather-resistant paint for outdoor tent support bars, which is prepared from the following components in parts by weight: 40-60 parts of epoxy resin, 5-15 parts of pigment, 5-10 parts of filler, 1-2 parts of dispersing agent, 1-2 parts of leveling agent, 1-2 parts of rust inhibitor, 1-2 parts of defoaming agent, 1-2 parts of drying agent, 1-2 parts of plasticizer, 1-2 parts of film formation assistant, 30 parts of acetone and 70 parts of water. The paint has the advantages of abundant raw material sources and low cost; and by matching various auxiliary materials with the main materials, all the components interact and are coordinated, so that the thermal-insulation paint has the characteristics of highlight irradiation resistance, aging resistance, rain water corrosion resistance, skid prevention and the like, and especially has excellent ultraviolet resistance and thermal-insulation property.

The invention discloses a multifunctional sound box, comprising a housing, an audio input interface, a tweeter and a woofer. The housing is in the shape of a tunnel timer, comprising an upper housing and a lower housing. A connection structure is arranged between the upper housing and the lower housing, wherein the connection structure enables the upper housing, to rotate horizontally and vertically relative to the lower housing. A solar cell panel composes the top part of the upper housing, a light tube is arranged on the upper part of a profile of the upper housing, and a charging cellis arranged inside the housing; and the solar cell panel is connected with the charging battery. The sound box provided in the invention is characterized in that sunshine can be used to provide a power supply for the sound box and to charge the charging battery, which is convenient for outdoor usage; that the sound box can be used for illumination, which is convenient for using the sound box in the evening or in dark places; and that the sound box is good in sound quality.

The invention discloses a motorcycle tire tread rubber material with skid and wear resistance and a preparation method thereof. The rubber material comprises SSBR (solution polymerized styrene-butadiene rubber) 2564, butadiene styrene rubber, butadiene rubber, carbon black, zinc oxide, octadecanoic acid, an anti-aging agent, sulfur, aromatic hydrocarbon oil, an accelerant, a reinforcing agent, a thickening agent and a dispersing agent, wherein the aromatic hydrocarbon oil is high aromatic hydrocarbon oil, a silane coupling agent is further added, insoluble sulfur is adopted, and the rubber material is prepared through steps of plastication, mixing, open milling and the like. According to the tire tread material composition and the preparation method thereof, the obtained rubber material has better breaking strength, tensile strength and hardness; with the adoption of the raw materials with skid and wear resistance and through matching of reasonable composition design, the potential hazard to a processor and a user during production and use processes is greatly reduced, and safety, economic efficiency and adaptability of the product are wider; and with the adoption of the SSBR and the white carbon black, the slippery resistance of the tread rubber is remarkably improved, and meanwhile, the wear resistance is improved by means of the hard wear-resistant carbon black.

The invention relates to a washing machine panel glass processing technology. The method comprises the following steps: 1, coating one side face of panel glass with a high temperature printing ink pattern layer in a printing mode; 2, sending the panel glass coated with the high temperature printing ink pattern layer into a toughening furnace for conducting the toughening treatment; 3, coating the other side face of the panel glass obtained after the toughening treatment with a low temperature printing ink pattern layer. By means of the panel glass of an arc-shaped structure, an aesthetic contour curve is provided, so that the appearance of a washing machine is not rigid; the printing ink pattern layers both bulge on the panel glass, and the panel glass is sensed to have convex textures by hand and has the skidproof characteristic; both surfaces are coated with the printing ink pattern layers, the aestheticism can be embodied on the both surfaces, after high temperature printing ink is printed through silk-screen printing, the high temperature heating of the toughening furnace is utilized right for sintering the high temperature printing ink so that the high temperature print ink can be adhered to the panel glass, and meanwhile after the toughening treatment is finished, low temperature printing ink is printed so that it can be prevented components on the toughening furnace from abrading the low temperature printing ink pattern layer under the condition that the printing ink is not dry.

The invention provides a permeable brick, which comprises a permeable brick main body and a contamination-resistant dope layer. The permeable brick main body contains silica sand and a solidified binder. The contamination-resistant dope layer is uniformly sticked to at least one surface of the permeable brick main body, and at least part of micropores on at least one surface of the permeable brick main body is not covered by the contamination-resistant dope layer. The invention also provides a preparation method of the above permeable brick. The method contains steps of uniformly covering at least one surface of the permeable brick main body with a contamination-resistant paint and drying to form the contamination-resistant dope layer. The amount of the contamination-resistant paint depends on the condition that part of the micropores on at least one surface of the permeable brick main body is not obstructed by the contamination-resistant material. The permeable brick provided by the invention has excellent water penetration, is contamination resistant and antiskid, and requires low production energy consumption.

The invention discloses high-durability concrete for a road. The concrete is prepared from Portland cement, coarse sand, medium-coarse sand, gravel, water, coal ash powder, blast furnace slag, glass bead, natural zeolite ultrafine powder, steel slag, aluminum oxide powder, sodium molybdate, sodium chromate, sodium thiosulfate, triethanolamine, a maleic anhydride water reducing agent, an air entraining agent and mixed fiber. The high-durability concrete for the road is high in mechanical property, not prone to cracking and high in durability such as impermeability, corrosion resistance and freezing resistance on the basis of ensuring strength and greatly prolongs the service life of the road.

The invention discloses a double-pulley slippage and shifting prevention type deflecting feeder which comprises a main feeder and a guide rail base. The bottom of the main feeder is connected with the precision guide rail base, left and right feeding servo motors are arranged in the guide rail base, and material supporting roller sets, a front material blocking device and a rear material blocking device are arranged on two sides of the main feeder. The double-pulley slippage and shifting prevention type deflecting feeder is provided with the front material blocking device and the rear material blocking device for clamping a steel plate, front and rear feeding servo motors can synchronously control synchronous rotation of a front feeding roller set and a rear feeding roller set, shifting and slippage are not produced during front and rear feeding, feeding is accurate, the double roller sets can control repeated horizontal movements of the steel plate and achieve movements of the whole steel plate at any angle, and the requirement of repeated stamping is met. When the steel plate is needed to be secondarily positioned and stamped, the double roller sets move the steel plate back to the main feeder, the front, rear, left and right of the steel plate can be re-positioned, then refeeding is performed, and the feeder does not need to perform repeated operation, is simple in operating process and has a slippage and shifting preventing function.

In the preparation process of modified elastic clay surface material and skin material, clay, modifier, water and plasticizer are mixed through stirring to form slurry; the slurry is coated repeatedly onto constant temperature formwork at 52-182 deg.c until reaching the required thickness; the coating is demolded after the water volatizes to form the elastic surface material; and one layer of non-woven fabric or netted chemical fiber fabric may be combined to the elastic surface material to form the skin material. The present invention has less dependency on petroleum product, environment friendship, low cost, and high performance.

The invention belongs to the technical field of medical caring articles, and particularly relates to a multifunctional turnover device. The multifunctional turnover device solves the technical problem that practicability is poor in the prior art and comprises an inflatable air sac cushion made of flexible materials. The inflatable air sac cushion is connected with an inflating / deflating mechanism. The inflatable air sac cushion is provided with a middle cushion which is arranged in the middle and extends in the axial direction. A left wedge-shaped cushion and a right wedge-shaped cushion are arranged on the two sides of the middle cushion respectively. The middle cushion, the left wedge-shaped cushion and the right wedge-shaped cushion are respectively connected with the inflating / deflating mechanism. The middle cushion is provided with a horizontal middle plane when being in the inflated state, the left wedge-shaped cushion is provided with a left slope of which the height decreases gradually from the left side of the left wedge-shaped cushion to the middle cushion when the left wedge-shaped cushion is in the inflated state, and the right wedge-shaped cushion is provided with a right slope of which the height decreases gradually from the right side of the right wedge-shaped cushion to the middle cushion when the right wedge-shaped cushion is in the inflated state. The multifunctional turnover device has the advantages that practicability is high, pressure can be reduced effectively, and pressure sores can be effectively prevented.