50 results about "Plastic foam" patented technology

The utility model discloses a plastic foam trepanning device, which relates to the field of plastic foam processing equipment and comprises a working table, plastic foam is placed on the working table, an L-shaped positioning plate is fixedly mounted on the working table, a movable clamping plate is mounted on the working table in a sliding manner, and the L-shaped positioning plate and the movable clamping plate are both matched with the plastic foam. A fixed sliding rail is fixedly installed on the side face of the workbench, a lifting assembly is slidably installed on the fixed sliding rail, a movable assembly is slidably installed on the side face of the lifting assembly, and a hot cutter and an adsorption pipe are arranged on the bottom side of the trepanning tool base. According to the utility model, the fixed sliding rail, the lifting assembly and the movable assembly are used for controlling the trepanning tool seats to move, so that the hot cutter is driven to freely move on the plastic foam, different holes are conveniently and quickly cut, meanwhile, different numbers of the trepanning tool seats can be arranged, the trepanning speed is adjusted, and the trepanning efficiency is improved. The effect of forming a plurality of holes at a time is achieved.

The utility model discloses a foam plastic machine which comprises a rack, a movable mold, a fixed mold and a guide rail, the guide rail is fixedly connected with the rack, the movable mold and the fixed mold are both in sliding connection with the guide rail, the movable mold is connected with an electric driving part, the electric driving part drives the movable mold to slide along the guide rail through a transmission mechanism, and the electric driving part drives the movable mold to slide along the guide rail. The movable mold has a mold opening state and a mold closing state under the driving of the electric driving part, the movable mold and the fixed mold are locked in the mold closing state, and the movable mold and the fixed mold are separated in the mold opening state. The foam plastic machine is stable in quality and high in control precision.

The utility model discloses a foaming pump press head demoulding structure relates to the field of plastic foaming pump production and processing. The structure is composed of 11 die plates of front mould and rear mould, matches with the auxiliary components such as inclined guide pillar, sliding block, cylinder, cylinder needle, buckle machine, adopts " push " type demoulding mode to replace traditional " pull " type operation. Through the step -by -step action of front -rear mould separation, product and water gap and rear mould separation, the stable demoulding of foaming pump press head is realized, the core pulling deformation problem caused by mould overheating, component slow cooling is effectively solved, the product defective rate is reduced, the raw material waste is reduced, and is applicable to the foaming pump press head demoulding procedure with convex structure.

The utility model relates to the technical field of heating foaming furnaces, and provides a heating foaming furnace for processing rubber and plastic heat insulation materials, which comprises a shell and an exhaust fan, the exhaust fan is arranged at the top of the shell, a heat exchange component is arranged outside the shell, telescopic cylinders are mounted at the top of the shell, and a conveying heating component is arranged in the shell. The maintenance assembly is arranged outside the shell, the conveying and heating assembly comprises a pair of outer frames, the outer frames are arranged on the two sides outside the shell, a pair of conveying rollers are rotationally connected into the outer frames, driving rollers are rotationally connected to openings in the two sides of the shell and controlled by a motor to rotate, and a plurality of inner rollers are rotationally connected into the shell. According to the technical scheme, the problems that in the prior art, a common rubber and plastic foaming furnace is not provided with a corresponding waste gas recycling device, waste gas generated in the production process is directly discharged into air to cause air pollution, and meanwhile, a corresponding closed heat preservation door is not arranged in the production process, and a large amount of heat of the device is lost are solved.

The utility model discloses a plastic foam strength detection device, which belongs to the technical field of detection equipment, and comprises a clamp, the clamp comprises a left block and a right block, the right block is provided with a positioning assembly, the positioning assembly comprises a fixed block, a connecting block and a sliding block, the fixed block is fixedly arranged on the right block, a cavity is formed in the fixed block, and the connecting block is connected with the sliding block. A cavity is formed in the left block, the connecting block slides in the cavity, a guide groove is formed in one side of the cavity, the sliding block slides in the guide groove and is fixedly connected with the connecting block, an opening is formed in the end, close to the left block, of the cavity, and when the sliding block slides towards one side of the left block, the connecting block extends out of the opening. The device has the advantage that the detection accuracy of the device is improved.

This invention provides a method for safely and securely framing uniforms, such as those worn by athletes, so that they can be displayed for a long time without wrinkles or deformation, making them a valuable keepsake. [Solution] This method of framing a uniform in a picture frame is used for framing the uniform of a talent or athlete. The frame is made of a decorative thin plywood backing board, and a lightweight plastic foam 3 to 20 mm thick or a cardboard mold 2 to 3 mm thick is inserted inside the torso and sleeve parts of the uniform. The molded uniform is then secured to the framed uniform using 4 to 8 screw-type roughly Z-shaped transparent resin fasteners at the stable fixing points.

The invention provides a microcellular foaming master batch composition for a controlled weight loss and controlled microcellular foaming plastic product. The microcellular foaming master batch composition comprises a thermoplastic carrier plastic, a two-component microcellular foaming agent comprising a gas carrier and an acid carrier, an amphiphilic stabilizer selected from a fatty acid modified salt, glyceryl stearate or a combination thereof, and an adsorption dispersant. The master batch composition is suitable for a wider processing temperature range to meet the requirements of producing various base material plastic foaming products, and allows controllable microcellular foaming in plastic products, so that the microcellular foaming plastic product which is lighter in weight, good in mechanical strength, low in cost and high in flexibility and meets the requirements of laws and regulations can be easily manufactured.

The utility model relates to the technical field of boat fenders, and discloses an anti-collision bulletproof boat fender for an official business boat, which comprises a fixed frame, and a first protection component is arranged on the right side of the fixed frame. The bulletproof and anti-collision effects are achieved through the first elastic armor and the second elastic armor, when the first elastic armor and the second elastic armor are collided, deformation is generated between the first elastic armor and the second elastic armor, buffering and shock absorption are achieved under the action of the rubber columns, the plastic foam balls and the first air bags, the anti-collision effect is improved, and the service life of the bulletproof and anti-collision device is prolonged. Meanwhile, when the fender is hit by bullets, the bullets can be unloaded, so that the service life of the fender is prolonged, after the first elastic armor and the second elastic armor are damaged, the stable effect of the boat is kept under the action of the two sets of second air bags, and therefore it is avoided that after the plastic foam ball and the first air bag are damaged, the boat cannot be damaged. And the ship loses the balance effect and shakes due to leakage, and the bulletproof effect is continuously achieved on the second protection assembly.

The utility model discloses a rubber and plastic foam board cutting device which comprises a rack, a motor, a feeding assembly, a roller, a pressing roller, a first rotating roller, a second rotating roller, a cutting assembly and a discharging table. The output end of the motor is coaxially connected with a first chain wheel, the first chain wheel is in transmission connection with a second chain wheel through a first chain, and the second chain wheel is arranged at the end, close to the motor, of the first rotating roller; the second rotating roller is arranged right above the first rotating roller in parallel, a first gear and a second gear are arranged at the ends, close to the motor, of the first rotating roller and the second rotating roller respectively, the first gear is meshed with the second gear, and a third chain wheel and a fourth chain wheel are arranged at the ends, away from the motor, of the first rotating roller and the roller respectively. The third chain wheel is in transmission connection with the fourth chain wheel through a second chain, and the pressing roller is rotationally arranged above the discharging table and is parallel to the roller, the first rotating roller and the cutting assembly. The foam board cutting device can achieve automatic pushing and cutting of foam boards, reduces labor cost, and is high in safety, high in efficiency, easy to operate and high in flexibility.

The invention provides a ganoderma strain SM07 and application thereof. The preservation number of the ganoderma strain (Ganoderma sp.) SM07 is CCTCC (China Center for Type Culture Collection) NO: M 20251816. The bacterial strain is developed in aerial hypha, rapid in hypha growth and high in hypha kinking property, straw can be used as a raw material to produce the biomass lining, and the biomass lining package is pure white and smooth in appearance, light and attractive in texture, has the loose and porous structural characteristic, is excellent in air permeability, can provide good buffering protection and can be used for preparing the biomass lining. And the quality stability in the tobacco leaf storage process is guaranteed. Besides, the environment-friendly characteristic is outstanding, the smoke biomass lining can be degraded by microorganisms in soil and converted into soil organic matter after being used, resource cyclic utilization of agricultural by-products is achieved, traditional plastic foam can be replaced, the problem of white pollution is avoided, and wide market prospects are shown in the field of green packaging.

After three or four abrasive rock tumbling steps with successively finer and finer adhesive, the rocks are tumbled with pieces of an elastomer, for example plastic foam. The plastic foam may be polyurethane foam. The result is a higher polish than could be achieved by prior abrasive and finishing approaches. A polishing compound may be embedded in the polyurethane foam. Advantages of doing this include that the user gets multiple polishings out of the material base, there is less breakage of the rocks during tumbling process, and the tumbling mix will not “sludge up” if the user were to let the barrel sit after tumbling.

A layered composite includes: a foam core made of a plastic foam; and a first cover layer and a second cover layer, between which the foam core is arranged, wherein at least one of the cover layers is a fiber material layer containing reinforcement fibers embedded in plastic. A plastic resin fills intermediate spaces between the cover layers in and around the foam core and holds the cover layers and the foam core together. The layered composite includes a fire protection layer made of a composite material on a side of the fiber material layer facing away from the foam core. The composite material contains hollow micro-bodies made of ceramics or glass in a plastic material.

The application discloses a high-strength high-toughness high-impact-absorption SEBS plastic foaming elastomer and a preparation method thereof, and relates to the technical field of plastic tracks. The components are as follows: 100 parts of hydrogenated styrene-ethylene / butylene-styrene copolymer; 100-150 parts of naphthenic oil; 0.5-1 part of 2,5-dimethyl-2,5-bis(tert-butyl peroxy) hexane; 1-2 parts of trimethylolpropane triacrylate; 30 parts of light calcium powder; 3-5 parts of physically expanded microspheres; 20-30 parts of POE; 0.5 parts of multi-element hindered phenolic antioxidant 1010; 0.3 parts of phosphite antioxidant 168; 0.5 parts of light stabilizer 2020; and 0.3 parts of ultraviolet absorber UV326. The gel content of the high-strength high-toughness high-impact-absorption SEBS plastic foaming elastomer prepared by the application is between 9% and 17.9%, and the SEBS plastic foaming elastomer has good impact absorption and toughness and excellent mechanical properties.

The application discloses a foamed plastic foaming forming machine capable of quickly changing molds and relates to the field of mold application of foamed forming machines, which comprises an equipment workbench, a mold is installed on the top of the equipment workbench through the arrangement of multiple sets of locking assemblies, mold translation mechanisms are installed at four corners of the mold, the mold translation mechanism comprises a lifting assembly and a fixing assembly, a movable column foot capable of lifting is arranged in the lifting assembly, a rigid sliding bead is installed at the bottom of the movable column foot, when the mold needs to be installed, the movable column foot is in an extended state and can smoothly slide on the equipment workbench, after the mold is moved and positioned, the upper mold is used to press down multiple sets of pressing rods, the multiple sets of pressing rods are retracted to drive the multiple sets of movable column feet to also be retracted into the interior, and then the lower mold can stably sit on the workbench, when the mold needs to be disassembled and replaced, the fixing assembly is loosened to trigger a one-way transmission mechanism to make the movable column foot extend again, and the mold can be moved out of the workbench.

The utility model relates to the technical field of plastic foamed particle, especially a plastic foamed particle negative pressure conveyor, including the bottom plate, the top of bottom plate all is equipped with the fixed frame, and the top of fixed frame is equipped with the flange disc main part, the top of flange disc main part is equipped with the round tub main part, the bottom of flange disc main part is equipped with the conical tub, and the bottom of conical tub is equipped with the connecting pipe, the sidewall of round tub main part is equipped with L type support frame, and the top of L type support frame is equipped with negative pressure machine mechanism, the input of negative pressure machine mechanism is equipped with the L type pipe that is linked with the top of round tub main part communicates.

The invention discloses a bamboo cellulose micro-nano fiber composite aerogel material and a preparation method and application thereof, and relates to the field of aerogel, the preparation method comprises the following steps: S1, crushing bamboo pulp to obtain bamboo pulp microfibers; s2, adding the bamboo pulp microfiber and bamboo cellulose nanofiber suspension into water, and stirring; s3, sequentially adding silicon dioxide, polysiloxane and boric acid into the dispersion liquid to obtain a premix; s4, adding a polyvinyl alcohol aqueous solution and a glutaraldehyde aqueous solution at room temperature to obtain a reactant; s5, pouring reactants into a mold, and freezing and forming to obtain ice gel; and S6, replacing the ice gel with ethanol, and drying at normal pressure to obtain the composite aerogel material. According to the method, cellulose does not need to be dissolved, cellulose microfibers serve as a firm framework, interpenetrating double networks are constructed through physical entanglement, physical / covalent cross-linking and ice crystal template constraint, multi-scale material interface assembly is achieved, and the composite material can be easily prepared under normal-pressure drying and is expected to serve as a sustainable substitute of plastic foam.

The utility model discloses a plastic foam wire cutting machine, and belongs to the field of wire cutting machines. Aiming at the problem that scraps of a wire cutting machine in the prior art are inconvenient to clean, the plastic foam wire cutting machine disclosed by the utility model has the advantages that the dust cover and the scrap cleaning device are arranged, so that the scraps can be sucked and prevented from being diffused while cutting operation is realized; and the sucked chippings can be stored in the filter screen collecting box, so that subsequent dumping is facilitated. The tension control module is used for controlling the tightness degree of the cutting line, so that the tension stability of the cutting line during cutting operation can be effectively ensured, and meanwhile, a cut section is smooth by selecting a proper cutting line diameter. The surface of the cutting wire is coated with the anti-static coating, cutting is prevented from being affected by static electricity generated in the cutting process, the anti-static coating is additionally arranged on the wire winding cylinder, and static electricity is further prevented from being generated. The spiral grooves are additionally formed in the main guide wheel and the auxiliary guide wheel, so that chippings can be guided to be discharged along the grooves and prevented from being accumulated on the guide wheels.

The application discloses a cold storage and heat preservation plastic foam and a preparation method thereof. The combined material formula comprises a boric acid polyether polyol and a high-hydroxyl-value o-toluidine polyether polyol. The boric acid polyether polyol has a characteristic of a triangular stable structure of boron atoms, and can improve the strength and dimensional stability of a plastic product and delay the attenuation of the strength and dimensional stability of the plastic product in application. The boric acid polyether polyol contains a part of insoluble B=O structure, which is easy to precipitate in the early stage of the reaction of the combined material with isocyanate, forms stable nucleation points, and through the synergistic effect of the high-hydroxyl-value o-toluidine polyether polyol, the cross-linking of product foam fibers is enhanced, the bubbles are inhibited and the bubbles are made more delicate, and the thermal conductivity of the product is reduced. The rapid cross-linking can reduce the volatilization of a foaming agent and reduce the surface bubbles at the end of product flow.

The utility model relates to the technical field of plastic foamed particle, especially is a plastic foamed particle production is with the pelletizer of plastic extruding machine, including device box, the top of device box installs the base, and the top of base installs screw extruder mechanism, the top of screw extruder mechanism installs the hopper, one end of screw extruder mechanism installs screw drive mechanism, the one end of screw extruder mechanism away from screw drive mechanism installs extrusion nozzle, the top of device box is set up with rectangular groove. The utility model first through the design of multiple first conveying roller barrel main part to the hot melt plastic of good plastic extrusion is discharged, simultaneously through starting drive motor to drive driving shaft and cutting tool main part to rotate, makes driving shaft rotation to drive cutting tool main part rotation to carry out the pelletizing of hot melt plastic, to make the pelletizing effect of plastic foamed particle better.

The invention belongs to the technical field of regeneration devices, and particularly discloses a waste foamed plastic solid waste comprehensive utilization regeneration device which comprises a supporting frame and a recovery mounting frame, a smashing recovery bin is arranged in the supporting frame, and a lifting shielding mechanism is arranged above the smashing recovery bin; a heat recovery heating tank for heating plastic foam particles is arranged in the recovery mounting frame, a heating assembly for melting the plastic foam particles is arranged in the heat recovery heating tank, and the smashing recovery bin communicates with the interior of the heat recovery heating tank through a conveying auger arranged on the lower portion of the interior in a communicating mode. According to the foamed plastic crushing, conveying and melting device, continuous closed operation of foamed plastic crushing, conveying and melting is achieved, the recovery efficiency is remarkably improved, the working environment is improved, and material loss and pollution are reduced.

The utility model relates to the technical field of foam cutting equipment, in particular to an automatic focusing device for an efficient foam cutting machine, which comprises a support column. The device comprises four supporting columns and further comprises a first moving assembly, a second moving assembly, a third moving assembly, a laser radar, a motor, a lead screw, a laser range finder, a scanning module and a controller, the number of the supporting columns is four, a first fixing plate is fixedly connected to the surfaces of the upper ends of the two supporting columns, and two connecting blocks are welded to the surfaces of the upper ends of the two first fixing plates; through the arrangement of the first moving assembly, the second moving assembly, the third moving assembly, the laser radar, the motor, the lead screw, the laser range finder, the scanning module and the controller, the device can flexibly adapt to the placing position of plastic foam, frequent adjustment of the foam is avoided, the actual placing position of the foam is matched through the intelligent adjusting device, and the production efficiency is improved. And the device can automatically optimize the cutting path and the focusing position, so that frequent adjustment on the foam material is avoided.

The invention discloses a method for preparing a decorative moulding from a composite plastic foam reclaimed material. The method comprises seven steps of raw material pretreatment, crushing and mixing, melting granulation, raw material mixing, induced foaming and extrusion molding, surface layer co-extrusion, surface treatment and post-processing. Precise sorting of EPS and PE foam is achieved through density screening and manual sorting, the material compatibility is improved through differential vacuum compression and compatilizer modification, and the purity of regenerated materials is ensured through double-layer filter screen filtration and vacuum air exhaust. A high-frequency electric field induced foaming technology is innovatively introduced to eliminate internal stress, and HIPS co-extrusion coating and refined surface treatment are matched, so that the appearance and performance of the product are improved. According to the invention, the problems of poor compatibility, unstable molding, poor surface quality and the like of a composite reclaimed material are effectively solved, the prepared decorative molding is high in impurity removal rate, stable in size and excellent in mechanical property, high-valued utilization of plastic foam renewable resources is realized, and the requirements of environmental protection and industry development are met.

The utility model discloses a leak-proof side mould applied to a composite floor slab, the mould is composed of a main side mould and a secondary side mould, a closed space for reinforcing bars of the composite floor slab is constructed by sliding the secondary side mould, the leak is prevented, the procedure of filling plastic foam in the traditional process is reduced, the production efficiency is improved, and the production cost is reduced. And the production efficiency of the composite floor slab is greatly improved.

A combined floating planting bed belongs to the technical field of agricultural planting and comprises a plastic net, an inflatable bag, a rigid foam bearing plate, a foam plate fixing bandage, a rigid plastic foam seedling raising tray and a bed head balance rod. The plastic net is located at the bottom of the whole floating planting bed and plays a role in bottoming and connecting the whole planting bed. The pair of inflatable bags is located on the two sides of the planting bed respectively. A plurality of rigid foam bearing plates are arranged between the two air inflation bags, and long-strip-shaped planting strip-shaped ditches are formed in the middles of the rigid foam bearing plates. Rigid plastic seedling raising trays are placed in the planting strip-shaped ditches of the rigid foam bearing plate, and the rigid plastic seedling raising trays are growth base points for planting the seedlings on water.

Sound-absorbing sandwich panel (10), comprising - a first layer (20) for sound absorption and / or sound insulation and - a second layer (30) for sound dampening and / or thermal insulation, which is firmly connected to the first layer (20) at its first main surface (32) and is intended for connection with an acoustically improved component (8) at its second main surface (38), characterized in that the second layer (30) is a bitumen-plastic foam layer with hollow bodies, in particular thermoplastic plastic hollow bodies or silicate hollow spheres, and with a density of 0.25 to 0.42 kg / dm³ 3 and preferably of 0.3 kg / dm² 3 is, and wherein the sandwich panel (10) has a surface weight of at most 2.5 kg / m² 2 exhibits.

The utility model provides an all-plastic foam pump which comprises a pump body and a piston installed in the pump body, the upper end of the piston is connected with a net joint, the lower end of the piston is connected with a piston rod, the bottom of the piston rod is connected with a lower piston, and the piston rod is located at the upper end of the lower piston and sleeved with a spring seat. The piston rod is sleeved with a spring and abuts against the spring seat, a sealing ball is further arranged at the bottom of the pump body, and a head cap is connected to the upper portion of the piston. According to the all-plastic foam pump, the piston can be directly assembled on the piston rod, a piston seat does not need to be additionally arranged, the structure is simpler, cost and assembly time are saved, the spring is made of plastic materials, the environment-friendly effect is achieved, in addition, an existing valve block used for sealing can be replaced by the mode that the piston rod is directly sealed through the net communication seat and the piston, and the cost is reduced. Fatigue failure of the valve plate after long-term use is avoided, and the service life of the foam pump is prolonged.

This invention discloses a power protection cover, relating to the field of insulation protection technology. The invention includes a plastic foam board, which, when bent and joined together, forms a conical shape. Two mating edges are provided at the mating points of the plastic foam board, and are connected by a clamping strip pressing the two mating edges together. A shielding eave, folded outwards into an umbrella-like shape, is connected to the top of the conical plastic foam board. The shielding eave, viewed from above, covers the end of the clamping strip. A sealing component is provided at the connection between the plastic foam board and the shielding eave, used to seal the gap between the top of the plastic foam board and the enclosed object. This invention, by designing an umbrella-like shielding eave that covers the end of the clamping strip from the top, achieves the function of blocking gaps and preventing rain. Simultaneously, drainage holes are provided above the sealing strip of the shielding eave to quickly drain accumulated water, preventing the problem of rainwater accumulating and seeping in over time.

A combined wrapping structure includes a plastic foam body and a support frame, wherein the plastic foam body is configured as a panel structure and includes an outer panel, an inner panel facing away from the outer panel, and a side wall connecting the outer panel and inner panel; the support frame is connected to the inner panel and at least partially inlaid in the inner panel in a thickness direction to be wrapped in the plastic foam body. By means of such a structural design, the overall thickness and size of the combined wrapping structure are reduced, thus reducing the space occupied by the combined wrapping structure in the transportation process and also reducing the transportation cost; the strength and stability of the combined wrapping structure are improved by the support frame. The overall weight is reduced; the support frame is hidden in the plastic foam body.

The utility model discloses a waste foam crushing device, which relates to the technical field of plastic foam recovery, comprises a crushing box and a crushing mechanism arranged in the crushing box, and is characterized by further comprising a material pressing mechanism and a static electricity eliminating assembly which are arranged in the crushing box, the material pressing mechanism is located above the static electricity eliminating assembly, the static electricity eliminating assembly acts on the two sides of the crushing mechanism, the foam waste is pressed downwards in the crushing process through the arranged material pressing mechanism, the crushing assisting effect is achieved, and the situation that the crushing speed is affected due to the fact that the foam waste rolls over on the crushing mechanism is prevented; a large number of positive and negative ions are released through static elimination assemblies arranged on the two sides of the crushing mechanism, ion currents are blown to the surfaces of crushing rollers and have a neutralization reaction with electrostatic charges, foam particles are prevented from being adsorbed to the surfaces of the crushing rollers, and the ion currents blow downwards and fill an inner cavity of the crushing box; and the foam particles at the bottom of the box body are continuously subjected to static elimination.

A kind of plastic foam board slotting machine, the plate slotting technical field, including workbench, let aside slot is set in the front side wall of workbench, workbench body, first slot body and second slot body are set in the front side symmetry of seat body, first slot body and second slot body on each side are composed of two support arms fixedly installed on the left and right sides of upper surface, two support arms top end is installed with seat communication passage, second slot body is set relative to the inclination of first slot body.The utility model can effectively avoid the heat shrinkage of plastic foam board caused by high temperature during continuous processing, ensure cutting stability and end face flatness, improve processing precision, reduce cutting zone temperature, reduce blade heat wear, prolong tool life, synchronous cooling on both sides of tool, avoid cutting deviation caused by unilateral unevenness, ensure product quality stability, and copper roller does not need to provide additional power, copper roller can be automatically close to cooling when tool reset, high degree of automation, conducive to continuous cutting.