52 results about "Composite effect" patented technology

The invention relates to the field of architectural ceramics, and discloses a tile with a flash and matte composite effect, which sequentially comprises a green body layer, a matte glaze layer, a pattern layer and a flash layer from bottom to top, the glossiness of the matte glaze layer is less than 6GU; the preparation raw materials of the flash layer comprise flash particles, and the flash particles comprise the following components in parts by weight: 60-80 parts of mica titanium pearl powder, 10-20 parts of coating aluminum powder and 5-10 parts of glass beads; and the particle size of the flash particles is 50-250 microns. According to the invention, the matte glaze is combined with the flash particles, the matte glaze provides a soft and convergent substrate, the flash particles form local and bright reflection points on a matte background, and the matte glaze and the flash particles are distinct in contrast and set off each other, so that the matte high-grade texture is kept, and the flexible flash bright points are added; and the complex aesthetic feeling of coexistence of a matte substrate and mineral crystal flash in natural stone is simulated to the greatest extent.

The invention relates to the technical field of design and processing of PVC (polyvinyl chloride) composite materials, in particular to a multi-layer composite processing method of a PVC decorative film based on heat resistance, which comprises the following steps: firstly, preparing PVC resin powder, various additives and a nano modified additive, premixing and mainly mixing the raw materials, uniformly mixing under the protection of nitrogen, plasticizing and extruding by using a double-screw extruder, and carrying out extrusion molding to obtain the PVC decorative film based on heat resistance. Surface treatment including plasma and chemical etching is carried out after extrusion, then a modified polyurethane bonding layer containing a silane coupling agent is coated and compounded with a micro-nano structure PET decorative film, ultrasonic vibration is applied, then hot-pressing shaping is carried out, a hot-pressing roller is provided with micro textures, finally cooling and rolling are carried out, and all the steps have specific parameters. According to the method, the effect is remarkable, the heat resistance of the PVC decorative film is greatly improved, the heat deformation temperature is increased, the processing performance is optimized, the production efficiency is improved, the bonding and compounding effect is enhanced, the decorative layer is not prone to falling off, the environmental protection property and the product attractiveness are further improved, and the market competitiveness is enhanced.

The utility model relates to the technical field of anti-seismic support and hanger machining equipment, in particular to a punching device for C-shaped steel machining, which comprises a mounting frame, a base fixedly mounted on the lower portion of the interior of the mounting frame, a hydraulic cylinder fixedly mounted on the mounting frame and located above the base, and a punch piece fixedly mounted at the output end of the hydraulic cylinder. A sliding area is formed in a punching area of the punch piece, a filing piece is longitudinally arranged in the sliding area in a sliding mode, and two adjusting assemblies used for controlling the sliding area to slide are symmetrically arranged at the position, located at the top end of the filing piece, of the sliding area. Through the arrangement of the filing part, the adjusting assembly and the touch assembly, continuous actions of punching and deburring are achieved in the same punching stroke through mechanical linkage of the punch part and the filing part, continuous micro-amplitude disturbance can be generated on the hole wall in the punching return stroke stage through low-frequency shaking of the punch part, hole diameter shrinkage caused by material springback is counteracted, and the punching precision is improved. And high-frequency micro-impact can be generated on the hole wall, so that a composite effect of sliding cutting and vibration crushing is formed.

The present invention provides an automated compounding device for waterproof cloth patching, belonging to the technical field of automated equipment. The device comprises a frame, the frame comprises a frame body and a crossbeam arranged on the top of the frame body, the upper ends of both sides of the frame body are respectively provided with a feed roller and a discharge roller, and is characterized in that at least one compounding device is arranged on the frame body, the compounding device comprises a mounting frame, the upper part of the mounting frame is provided with a mounting plate, a patch placing mechanism, a wire release mechanism, a threading mechanism and an ultrasonic compounding mechanism are installed on the mounting plate, the wire release mechanism is arranged on the right side of the patch placing mechanism, the threading mechanism is arranged on the left side of the patch placing mechanism, the threading mechanism comprises a hook, the hook can be used to thread the binding tape coming out of the wire release mechanism on the patch, the ultrasonic compounding mechanism is arranged at the cloth outlet of the patch placing mechanism, the crossbeam is provided with an ultrasonic welding plate, and the ultrasonic welding plate is located above the ultrasonic compounding mechanism. The device can quickly and efficiently produce new waterproof patches with good compounding effect.

The invention discloses a preparation method of a g-C3N4 / ZnO composite material capable of efficiently degrading tetracycline, and relates to the technical field of preparation of degraded tetracycline, and the preparation method comprises the following steps: preparing materials; uniformly mixing the graphene precursor, the zinc source material, the composite additive and the surface modifier; the mixture is subjected to a hydrothermal reaction, and a g-C3N4 / ZnO composite material is synthesized; and washing and drying the synthesized composite material to obtain the final g-C3N4 / ZnO composite material. The treated g-C3N4 / ZnO composite material is subjected to surface morphology and phase analysis, and it is ensured that the morphology and composition of the material meet the requirements. The specific surface area of g-C3N4 is increased by introducing the graphene precursor, the compounding effect of g-C3N4 and ZnO is enhanced, ZnO particles are synthesized by adopting a hydrothermal method, the photocatalytic activity is improved, efficient tetracycline degradation is achieved, the water treatment requirement is met, the manufacturing cost is reduced, and the method has industrial production potential and wide application prospects.

The utility model relates to fan tower drum accessories, in particular to a semispherical anti-collision damping device which comprises a side plate, an upper semispherical plate and a lower semispherical plate, the upper semispherical plate and the lower semispherical plate are arranged in parallel at intervals, damping elements are arranged in the intervals, and the side plate is annular and used for achieving connection on the side faces of the upper semispherical plate and the lower semispherical plate. The device is horizontally fixed in a fan tower (building), the damping effect is achieved through the composite effect of inertia and gravity of the damping element, and the device is simple in structure, low in cost and durable.

The virtual skill release method, device, storage medium and computer equipment provided by the application release the effect by monitoring the battle scene data and virtual character data in real time, dynamically determining the release effect, so that the skill effect changes with the environment and the character state, such as releasing the fire attribute skill in the water terrain with different effects, breaking through the fixed limit of the skill effect, and realizing dynamic updating ability. Through the target skill characteristics, character data and scene data, the release effect of at least two effect dimensions of the target skill is dynamically updated, a composite effect is generated, and the skill mechanism dimension and the battle strategy depth are enriched. In addition, the real-time monitoring and dynamic updating mechanism provides rich strategy selection for the player, the player can flexibly adjust the skill release according to the battle environment and the character state, the multi-dimensional composite effect design allows the player to have more strategy considerations, and the game operation depth and interest are improved.

This utility model discloses an air filter material composite device, comprising: a composite molding component including two sets of first elastic pressure-blocking modules and two rigid rollers, the circumferential surface of the rigid rollers being covered with an elastic buffer sleeve, and several spaced elastic pressure flaps being provided outside the elastic buffer sleeve; a filter material supply component including a surface unwinding roller, a sandwich unwinding roller, a bottom unwinding roller, and a surface guide roller, a sandwich guide roller, and a bottom guide roller all located on the same side of the rigid rollers, the bottom unwinding roller being located on the side of the bottom guide roller closer to the rigid rollers, the surface guide roller being located above the composite surface, and the bottom unwinding roller and the bottom guide roller being located below the composite surface, a surface adhesive brushing roller and a surface adhesive storage box being arranged sequentially below the surface guide roller, and a bottom adhesive brushing roller and a bottom adhesive storage box being arranged sequentially below the bottom guide roller. This utility model can achieve dynamic pressure balance, the composite effect is comprehensive and reliable, and it can effectively avoid adhesive dripping waste and device contamination.

The invention aims to use acetic anhydride and benzoic anhydride to perform esterification modification on cassava starch to prepare double esterified starch (DES) so as to improve the compatibility of polylactic acid (PLA) and esterified starch. The biodegradable double esterified starch / PLA film is prepared by adopting a solution casting method, and the structure, morphology, air permeability, mechanical properties and biodegradability of the biodegradable double esterified starch / PLA film are researched. Compared with a pure PLA film, the 50 / 50 composite film has the advantages that the water vapor transmission rate is reduced by 50%, the tensile strength is 3.8 MPa, the elongation at break is improved by 74%, and the composite film has a better composite effect, however, when the addition amount of the double esterified starch is 75%, the composite film still has better mechanical properties (the tensile strength is 2.1 MPa, and the elongation at break is 125%). The composite film also has good transparency and degradation performance, and the degradation rate is 28% after the composite film is buried in soil for one week. The research provides an effective method for preparing the starch / polylactic acid composite film, the raw material cost of a single PLA film is reduced, and the starch / polylactic acid composite film is a promising biological composite material.

The utility model discloses a multi-layer fabric compounding device, which relates to the technical field of fabric compounding, and comprises a compounding box body, a plurality of fabric rollers are rotatably connected in the compounding box body, a fabric cleaning assembly is arranged on one side of each fabric roller, and the fabric cleaning assembly comprises a cleaning frame body fixedly arranged in the compounding box body. Fabric grooves are formed in the surfaces of the two sides of the cleaning frame correspondingly, brush rollers are rotationally connected to the two sides of the inner side wall of the cleaning frame correspondingly, a driven column is fixedly installed at one end of each brush roller, and the driven columns are connected to the side surfaces of the cleaning frame and the composite box in a sliding and penetrating mode. Fabric penetrates through the interior of the cleaning frame, so that the fabric penetrates through the middles of brush rollers on the two sides, then a driving motor is started to enable each brush roller to rotate, the upper surface and the lower surface of each fabric are cleaned, the situation that the upper surface and the lower surface of the fabric are contaminated with dust is avoided, and the fabric compounding effect of the device is improved.

The utility model discloses a sound-absorbing noise-reducing pad, and particularly relates to the technical field of water pipe noise reduction, which comprises a film-covered non-woven fabric, a PP particle hot-pressing salivation composite layer is arranged at the bottom end of the film-covered non-woven fabric, an acoustic deadening felt is arranged at the bottom end of the PP particle hot-pressing salivation composite layer, and a glue composite layer is arranged at the bottom end of the acoustic deadening felt. And acoustic noise reduction rubber and plastic corrugated cotton is arranged at the bottom end of the glue composite layer. Multiple layers of materials are compounded, the film covering non-woven fabric on the surface layer is formed by compounding the OPP film and the non-woven fabric, the acoustic deadening felt is arranged on the middle layer, the acoustic noise reduction rubber and plastic corrugated cotton is arranged on the inner layer, the multi-layer compounding effect is remarkable, and the acoustic noise reduction rubber and plastic corrugated cotton on the inner layer adsorbs and reflects high-frequency sound. The acoustic sound insulation felt on the outer layer blocks low-frequency noise, the weight per square meter reaches 3.8 kg, the overall vibration frequency of the sewer line can be reduced by increasing the overall weight, and the sound insulation effect is good.

The invention aims to solve the problem that the copper SLM printing machinability is poor, so that the performance of the copper SLM is seriously influenced. The preparation method comprises the following steps that S1, material preparation is conducted, specifically, high-purity copper powder and high-purity lanthanum hexaboride powder are mixed, and evenly-mixed powder is obtained; s2, the mixed powder is subjected to additive manufacturing forming through the selective laser melting technology; and S3, linear cutting is conducted, specifically, linear cutting is conducted on the printed lanthanum hexaboride / copper composite material workpiece in a linear cutting mode, and the lanthanum hexaboride / copper composite material is obtained. The preparation complexity and cost of the lanthanum hexaboride / copper composite material are greatly reduced, the prepared lanthanum hexaboride / copper composite material is good in compounding effect, high in strength and toughness and high in conductivity, and new possibility is developed for wide industrial application.

The application relates to the technical field of preparation of dissimilar metal composite plate strips, and proposes a device and a method for cooperatively preparing dissimilar metal plate strips through laser and pulse current, which comprises a laser-pulse current composite rolling mechanism, a rolling mill feeding mechanism, a laser, a pulse current applying mechanism and the like.Two dissimilar metal plate strips are transported to the laser-pulse current composite rolling mechanism through the rolling mill feeding mechanism, and the rolling mill feeding mechanism can adjust the transport angle of the two dissimilar metal plate strips, the plate tension and the misalignment degree of the two dissimilar metal plate strips according to actual needs through two tensioning devices.The composite effect of laser pulses and electric current makes the two different metal materials well combined at the micro level.The production of double-layer composite dissimilar metal plates with high precision and high efficiency is realized, and the application prospect is important.The composite metal plate strips which are lighter, stronger and more durable can be produced, and the demand for high-strength and high-performance materials can be met.

The utility model relates to the field of welding and cleaning equipment, in particular to a laser welding and cleaning composite system structure device which comprises a base, clamping mechanisms and a welding mechanism, a center plate is installed at the upper end of the center of the base, and the clamping mechanisms with the adjustable distance are arranged on the front side and the rear side of the center plate. The first motor is controlled to drive the front screw rod and the rear screw rod to rotate synchronously, the telescopic plates are driven to move in the telescopic grooves in an opposite direction or a separated mode in a meshed mode, the distance between the front clamping head and the rear clamping head is adjusted, the embedded plate slides in the sliding groove, and therefore the embedded plate can move in the sliding groove. A limiting block is embedded in a limiting groove to slide in a surrounding mode, so that a cylindrical workpiece is fully and efficiently welded through a laser welding head, the surface of the workpiece driven to rotate is fully cleaned through a flusher on the lower side after welding, and the composite operation effect of welding and cleaning is achieved.

The present invention discloses a hot rolling process for stainless steel composite plates, which belongs to the field of hot rolling technology and includes: S1, selecting materials for a base plate and a cover plate, and compounding them to obtain a slab; S2, heating in a heating furnace; S3, removing primary iron oxide with high-pressure water; S4, rough rolling; S5, cutting; S6, finishing rolling; S7, laminar cooling of the strip; S8, transporting the double-sided composite plate coil after finishing rolling to a coiling mechanism via a transmission roller for coiling. This application formulates a reasonable production process by controlling the heating temperature, heating time, rough rolling passes, finishing cutting fly shear head length, finishing rolling temperature, roller shape, laminar cooling rate, etc. It solves the problem that brittle oxides are easily generated at the interface during hot rolling, which affects the composite effect and bonding strength, and cracking, delamination, bubbles, etc. are easily generated during cold bending.

The utility model provides a corrugated board compounding device, and relates to the field of corrugated board processing. The corrugated board compounding device comprises an operation table, two sets of positioning assemblies used for positioning a corrugated board raw material layer are arranged on the upper side of the operation table, an adjusting assembly used for driving the two sets of positioning assemblies to conduct synchronous reverse adjustment is arranged at the bottom of the operation table, and a pressing mechanism is further arranged on the upper side of the operation table. The pressing mechanism comprises a lifting type pressing assembly and a driving assembly. According to the corrugated board compounding device, the positioning assemblies and the adjusting assemblies are arranged in a matched mode, so that the two sets of positioning assemblies can be controlled to synchronously and reversely move and adjust, the positioning blocks in the positioning blocks preliminarily position a corrugated board raw material layer to be compounded, and the telescopic positioning plates on the two sides of the positioning blocks are arranged in a matched mode; the raw material layer of the corrugated board to be compounded can be further positioned and can be effectively prevented from deviating, so that the compounding effect of the corrugated board can be improved.

The invention discloses a polyethylene connecting layer and aluminum foil reflecting layer compounding device and a using method thereof, and belongs to the field of polyethylene connecting layer and aluminum foil reflecting layer compositing. And the melt feeding component is used for melting the polyethylene connecting layer. According to the polyethylene connecting layer and aluminum foil reflecting layer compounding equipment and the using method thereof, through the tensioning component, the pressing component and the limiting guide component which are arranged, first-time pressing operation, second-time pressing operation and third-time pressing operation can be carried out on an aluminum foil reflecting layer, and through three-time pressing operation of different degrees, the production efficiency is improved; the aluminum foil reflecting layer is tightened in the compounding process so as to prevent the aluminum foil reflecting layer from wrinkling and affecting the compounding effect, and a coating component and a rotating hand wheel are arranged to drive a coating scraping plate to move in the length direction of a fourth connecting base plate.

The utility model belongs to the field of solvent-free compound machines, in particular relates to an all-in-one multifunctional solvent-free compound machine, and aims to solve the problems that dust is easily attached to the surface of an existing base material, the compound effect is influenced, static electricity is easily generated when the base material is rubbed, and adverse effects are generated on operators. Comprising a solvent-free compound machine body and a mounting frame mounted on one side of the solvent-free compound machine body, an upper fixing block and a lower fixing block are fixedly arranged on the inner wall of one side of the mounting frame, two sliding grooves are formed in the inner wall of the other side of the mounting frame, and an upper sliding block and a lower sliding block are slidably connected into the two sliding grooves respectively; according to the device, dust and static electricity attached to the surfaces of base materials can be treated, the composite effect between the base materials is prevented from being affected, operation of operators is prevented from being affected, people can conveniently and rapidly mount and dismount the mounting rods and the static electricity removing rods, the working efficiency is improved, and the working efficiency is improved. And convenience is provided for later maintenance and overhaul.

The invention discloses environment-friendly and emission-reducing composite processing equipment, and relates to the technical field of composite fabrics. According to the technical scheme, the composite machine is characterized by comprising a composite machine frame, a gray fabric roller, a film roller, a pressure roller and a winding roller are sequentially and rotationally connected to the composite machine frame in the fabric conveying direction, an air collecting device is fixedly connected to the composite machine frame, and symmetrically-arranged sliding rails are fixedly connected to the two sides of the composite machine frame; according to the processing device disclosed by the invention, cooling treatment is carried out before rolling, so that the situation that the composite effect is influenced due to adhesion of a composite fabric in the rolling process is prevented, the quality of the processed fabric is improved, and the processing efficiency is improved. The composite fabric is formed through processing of the processing equipment, the composite layer is arranged to be the waterproof breathable film, the waterproof breathable film achieves the waterproof effect and has the breathable effect at the same time, made clothes are more comfortable to wear, and the waterproof effect of the clothes better conforms to outdoor use scenes.

The utility model discloses a compression roller device which comprises a compression roller combination, the compression roller combination is formed by two or more compression roller assemblies, and each compression roller assembly comprises a compression roller and a telescopic mechanism connected with the compression roller; in the direction from the front side to the rear side, the compression roller assemblies in the compression roller combination are arranged in a manner that the heights are decreased progressively; the compression roller, close to the upstream end, in the compression roller combination is a preliminary compression roller, the compression roller, close to the downstream end, in the compression roller combination is an ending compression roller, and the diameter D1 of the preliminary compression roller is smaller than the diameter D2 of the ending compression roller. The device can effectively reduce or avoid the conditions of bubbles, air gaps and the like on the composite interface of the composite material, is convenient for improving the composite tightness degree, is convenient for smoothly stripping the material along the transmission direction, is beneficial to continuous and efficient production, and improves the composite production effect and efficiency. Compared with the prior art, the whole compounding process is obviously improved, and the compounding effect of the material is obviously improved.

The present invention relates to the technical field of composite lamination devices, and discloses a composite lamination device for paper towel production, comprising a frame, a composite pressing roller, a guide roller, a tensioning roller and a composite paper towel, wherein the composite pressing roller, the guide roller and the tensioning roller are all installed inside the frame, and a dust removal mechanism and a roll-off mechanism are also provided inside the frame; the composite lamination device, by providing a dust removal mechanism, uses a dust suction pipe to generate a negative pressure airflow to vacuum the side opposite to the composite paper towel to be composited, and by providing a roll-off mechanism, uses a blow box to blow the airflow to between the composite paper towel and the composite pressing roller after the composite is composited, so as to separate the composite paper towel from the composite pressing roller, avoid the composite paper towel and the composite pressing roller from sticking to each other, thereby ensuring the composite effect, and at the same time, the airflow blown out by the blow box can also clean the dust sticking to the surface of the composite pressing roller, so as to avoid the dust being squeezed into the fibers of the composite paper towel.

The present application belongs to the technical field of nonferrous metallurgy, and discloses a short-process continuous preparation method of copper-nickel composite strip. The method uses a concave pinch roll to transport a copper plate mother strip, and a crystal roll with the same concave degree to roll and composite high-purity nickel water obtained by vacuum smelting and the copper plate mother strip. After cooling to a hot rolling temperature, the composite is hot rolled, and after cooling to room temperature, the hot rolled composite is cold rolled. Finally, the copper-nickel composite strip product is obtained by coiling. The concave pinch roll makes the copper plate mother strip have a certain arc, increases the contact area between the molten nickel water and the mother strip, and improves the composite effect and the cooling speed. The copper-nickel composite cast strip produced by the concave crystal roll also has a certain arc, which provides a deformation space for subsequent rolling, avoids cracking of the different metal interfaces in the composite process, makes the thickness of the composite thin strip more uniform, and improves the surface quality of the thin strip. The method shortens the length of the production line and reduces the production cost of the copper-nickel composite strip.

The utility model discloses a compounding device and a die cutting system, in the compounding device, a limiting plate is provided with a limiting structure, the limiting structure comprises a roller arranged in a membrane material limiting area, and the wheel surface of the roller is provided with an annular limiting groove; therefore, when the compounding device works, before a membrane material enters the compounding roller set to be compounded, the two edges, in the width direction of the membrane material, of the membrane material can be arranged in the two limiting grooves in a penetrating mode correspondingly, and therefore limiting of the membrane material is achieved; meanwhile, as the roller is rotatably arranged on the mounting seat, the roller can be driven by the membrane material to rotate in the moving process of the membrane material, so that the relative sliding between the membrane material and the groove wall of the limiting groove is reduced, the generation of dust is reduced, and the compounding effect of the compounding device on the membrane material is further improved.

The invention relates to the technical field of compound machines, and particularly discloses a plastic woven bag film coating compound machine and method, the plastic woven bag film coating compound machine comprises a film coating compound machine, a plastic woven bag is arranged on the left side of an inner cavity of the film coating compound machine, and the plastic woven bag is in lap joint with the outer wall of the film coating compound machine; the composite film is arranged in the middle of an inner cavity of the film coating compound machine and is in lap joint with the outer wall of the film coating compound machine; the wear monitoring mechanism is arranged in the middle of the inner cavity of the coating compound machine; the finished product detection mechanism is arranged on the right side of the inner cavity of the coating compound machine. According to the device, real-time monitoring and early warning of the abrasion state of the composite rubber roller are set, the problem that the composite effect is reduced due to uneven abrasion of the composite rubber roller is effectively avoided, the bonding strength between a composite film and a woven bag is remarkably improved, the overall quality of a composite product is ensured, and meanwhile, the production efficiency is improved. And the additionally arranged finished product quality detection mechanism can detect the compounding effect in real time, so that the quality problems of poor adhesion and the like can be found in time, and the generation of unqualified products is effectively reduced.

The utility model relates to the technical field of generator insulation composite material production, and discloses a double-layer composite device for producing generator insulation composite materials, which comprises a base plate, an outer frame is arranged on the upper surface of the base plate, and two driving motors are arranged on one side of the outer frame. The output end of the driving motor penetrates through the outer frame and is coaxially connected with a discharging roller located in the outer frame. According to the double-layer composite device for producing the insulating composite material of the generator, through the design of the inner guide type heating assembly, uniform heating of the composite pressing roller is achieved, and the problems that due to a traditional outer heating mode, the pressing roller is heated unevenly, and the composite effect is affected are solved; the heat conduction performance is optimized, the heating efficiency and the heating uniformity are further improved, meanwhile, the safety of the equipment is enhanced by using the explosion-proof motor, and the potential explosion risk is reduced.

The utility model discloses processing equipment for TUP synthetic leather, relates to the technical field of composite fabric processing, solves the problems that an existing device is poor in composite effect and low in efficiency, and adopts the following scheme that four groups of supporting rods are fixedly mounted on the top surface of a base. Through the arrangement of an electric telescopic rod A, a glue injection plate and an air suction plate A, a fabric is placed on the air suction plate A, then the electric telescopic rod A drives a glue injector to move, and the glue injector sprays glue to the top surface of the fabric through a glue injection hole, so that the stability of the fabric is ensured, the fabric is not curled, and the compounding effect is improved; meanwhile, through the arrangement of an electric telescopic rod B, an air suction machine B and an air suction plate B, the air suction machine B adsorbs the TPU film to the bottom face of the air suction machine B through the air suction plate B, then the electric telescopic rod B drives the air suction plate B to move downwards, and therefore the fabric and the TPU film are compounded and extruded, simplicity and convenience are achieved, and the compounding efficiency is improved.

The invention relates to the technical field of composite material production in iron and steel smelting, in particular to a copper and steel composite casting molding device and a casting method thereof.The copper and steel composite casting molding device comprises a funnel brick, a heat preservation groove, an air blowing device, a fastening frame, a temperature measuring device, a filtering device and a sprue gate, the fastening frame is arranged on the upper portion in the heat preservation groove, and a gap is reserved between the fastening frame and the groove wall of the heat preservation groove; a funnel brick is arranged above one side of the insulation groove with the gap between the insulation groove and the fastening frame, a filter device is arranged at the center of the bottom of the funnel brick, a sprue gate is arranged at the bottom of the filter device, and the bottom of the sprue gate is arranged above the gap; a blowing device is arranged on the wall of the side, with the gap reserved between the heat preservation groove and the fastening frame, of the heat preservation groove, a copper plate is arranged in the fastening frame, and a temperature measuring device is arranged at the top of the heat preservation groove. And the compounded material is rolled into the composite steel through subsequent rolling.

The present application relates to a kind of production methods of special thick module steel for injection mold, preheating before welding of composite blank;Welding adopts the way of single wire gas-electric vertical welding, and blank assembling is carried out along the four edges of blank;After welding, heating;Two fire times heating is taken before forging;Composite blank is forged by adopting free forging;Heat treatment adopts water mist-air alternate control time quenching+tempering process.The composite module of 300-600mm thickness specification produced by the present application has good composite effect, the binding degree of matrix on both sides of composite interface is as high as 95.2% or more, internal quality meets GB / T6402 3-grade ultrasonic flaw detection standard, mechanical property meets SPI standard requirement, impact energy of composite surface reaches 50J or more, polishing grade meets PLASTICS A2 standard requirement, the production of special thick module for injection mold is realized, and traditional production process of high cost, low efficiency such as mold casting, electroslag is replaced.

The invention discloses a mesh belt type drying oven for compounding, and relates to the technical field of drying ovens. The drying oven comprises a machine body, a conveying mechanism and a heat supply mechanism, the conveying mechanism is arranged in the machine body, and the conveying mechanism comprises an upper layer conveying belt and a lower layer conveying belt; the heat supply mechanism comprises a combustion chamber, a circulating fan, an air blowing duct and an air return duct, the combustion chamber is arranged on the machine body, the circulating fan is arranged in the combustion chamber, one end of the air blowing duct is communicated with the combustion chamber, the other end of the air blowing duct is connected with an air blowing part, and the air blowing part is arranged in the lower-layer conveying belt; the air return duct is arranged in the machine body and located above the upper-layer conveying belt. The air blowing part is arranged at the end part of the air blowing duct, so that the hot air flow contacted with raw materials in unit time can be increased, the compounding effect is improved, and the uniformity of the hot air flow temperature can be effectively improved and the compounding effect of the raw materials can be improved through the plurality of air guide sheets.

The invention provides a machining method and device based on a non-Newtonian fluid shear thickening and magneto-rheological composite effect, and the method comprises the following steps: 1) selecting a workpiece clamp, and installing the workpiece clamp on a driving mechanism; (2) a workpiece is clamped on a workpiece clamp; 3) preparing a shear thickening polishing solution with a magnetorheological effect, and placing the polishing solution in a liquid storage tank; 4) starting a polishing solution circulating module, wherein the polishing solution with a shear thickening effect flows in from the top of the polishing pool and flows out from the bottom; 5) starting a main shaft to drive the workpiece to rotate, and ensuring that the polishing solution has a shear thickening phenomenon; (6) the magneto-rheological module is started, the N pole of an electromagnet is connected with the driving mechanism, and the S pole of the electromagnet is installed below the polishing pool; and 7) controlling the driving mechanism to move the N pole of the electromagnet to approach the workpiece surface. The outer surface of the workpiece is rotationally scoured in the polishing solution, and the surface is efficiently and uniformly removed through the micro-cutting action of the abrasive particles. The device is wide in application range, high in efficiency, high in quality, low in cost and simple in structure and control.