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134 results about "High strength aluminium" patented technology
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Large-size high-strength 2195 aluminum-lithium alloy forged ring and preparation method thereof
The invention discloses a large-size high-strength 2195 aluminum-lithium alloy forged ring and a preparation method thereof. The preparation method comprises the following steps: selecting a cast ingot with the size ratio of height to diameter of 3.5-4.2 as a forged ring raw material; a forging ring raw material is heated and subjected to heat preservation, upsetting and drawing-out are conducted on the forging ring raw material once in three directions on pressure equipment, double-drum rounding is conducted after each time of upsetting, four-direction pressing and eight-direction reversing are conducted after drawing-out, finally one time of axial upsetting is conducted, and punching is conducted after the last time of axial upsetting; broaching the forged ring raw material after punching, and performing radial ring rolling to obtain a ring blank; heating the ring blank, and immediately immersing the ring blank in water after heating; after solution treatment, axial cold pressing and radial cold bulging are carried out, the radial cold bulging is divided into three stages, the ring blank is rotated by a certain angle along a ring mandrel after radial cold bulging in each stage, and uniform deformation is guaranteed; the method has the advantages that anisotropy is reduced, the residual stress of the forged ring is small, and the percent of pass is high.
Owner:TIANJIN AEROSPACE HYDRAUMATIC EQUIP CO LTD
Method for preparing 1100 aluminum alloy new energy battery aluminum foil from electrolytic aluminum liquid
PendingCN119220861Afulfil requirementsimprove product qualityElectrode carriers/collectorsFurnace typesElectrical batteryAluminum foil
The invention discloses a method for preparing an aluminum foil of a 1100 aluminum alloy new energy battery from electrolytic aluminum liquid. The aluminum foil comprises the following alloy elements in percentage by mass: 0.55 to 0.60 percent of Fe, 0.10 to 0.13 percent of Si, 0.20 to 0.25 percent of Cu, 0.010 to 0.020 percent of Ti, less than or equal to 0.01 percent of Mn, 0.015 to 0.025 percent of Zn, less than or equal to 0.01 percent of Mg and more than or equal to 99.00 percent of Al. And the high-strength aluminum foil is obtained through the processes of annealing, cold rolling, annealing and the like. The method has the beneficial effects that in large-scale industrial production, the product quality is stable, and the plate shape, the thickness difference, the surface quality and the mechanical property meet user requirements; the tensile strength of the prepared aluminum foil is 205-220 Mpa, the ductility is 4.5-6.0%, the tensile strength of the produced finished aluminum foil with the diameter of 0.012-0.015 microns is larger than or equal to 300 Mpa, and the ductility is larger than or equal to 3.0%.
Owner:GANSU JIUGANG & TIANCHENG COLOR ALUMINUM CO LTD
Sorbite steel wire for high-strength aluminum-clad steel wire and preparation method of sorbite steel wire
The invention provides a sorbite steel wire for a high-strength aluminum-clad steel wire, the chemical composition of the steel wire comprises, by mass, 0.75%-0.82% of C, 0.25%-0.35% of Si, 0.50%-0.60% of Mn, 0.20%-0.35% of Cr, 0.25%-0.45% of Ni, 0.10%-0.20% of Cu, 0.0005%-0.010% of B, 0.0007%-0.010% of P, 0.005%-0.008% of S, 0%-0.1% of Nb, 0%-0.10% of V, 0%-0.10% of Ti, 0%-0.01% of rare earth components and the balance Fe and inevitable impurities, the sorbite percentage of the sorbite steel wire for the high-strength aluminum-clad steel wire is larger than or equal to 97%, the the strength of the steel wire can be improved on the premise of not reducing the plasticity and toughness of the steel wire.
Owner:HENAN HENGMING NEW MATERIALS TECHNOLOGY CO LTD
High-strength aluminum profile and preparation method thereof
PendingCN120099333ALiquid/solution decomposition chemical coatingProcess efficiency improvementDie castingIngot
The invention relates to the technical field of aluminum alloys, in particular to a high-strength aluminum profile and a preparation method thereof. The problems that in the prior art, an aluminum profile is low in mechanical property and insufficient in corrosion resistance are solved. Magnesium, silicon, a copper-cerium alloy and a metal erbium element are added into an aluminum ingot, and melting treatment is carried out step by step, so that a smelted alloy is obtained; the smelted alloy is refined through a refining agent, preliminary die casting, segmented extrusion forming and multi-segment aging treatment are combined, the temperature, time and cooling speed of each process are accurately controlled, and an aging treatment profile is obtained; and zinc deposition treatment is carried out, and the high-strength aluminum profile is prepared by optimizing the zinc deposition process and strictly controlling the temperature and time of primary zinc deposition and secondary zinc deposition and the thickness of a zinc deposition layer. Through the adding of all elements and the synergistic effect of process steps and parameters, the strength and corrosion resistance of the aluminum profile are effectively improved.
Owner:JIANGSU MAIGU ALUMINUM CO LTD
High-strength aluminum-magnesium-silicon material bolt for new energy automobile and preparation method of high-strength aluminum-magnesium-silicon material bolt
The invention relates to the field of material science and mechanical engineering, in particular to a high-strength aluminum-magnesium-silicon material bolt for a new energy automobile and a preparation method of the high-strength aluminum-magnesium-silicon material bolt. The bolt is made of an aluminum-magnesium-silicon alloy, and the alloy contains magnesium, silicon, manganese, iron, chromium, titanium, scandium, rare earth elements and the balance of aluminum. By optimizing the proportion of rare earth elements (yttrium, lanthanum and cerium) and scandium, grains are effectively refined, the tensile strength, the yield strength and the ductility are improved, and meanwhile the corrosion resistance and the fatigue resistance are enhanced. The preparation method comprises the steps that vacuum melting is combined with the ultrasonic-assisted technology, alloy elements are evenly distributed, and then the material structure is optimized through solution treatment at the temperature of 540 DEG C for 1.5 h and aging treatment at the temperature of 160 DEG C for 8 h. And the surface of the bolt is subjected to anodic oxidation and coated with a composite coating containing silicon dioxide nanoparticles, so that the wear resistance and the corrosion resistance are improved. Through verification, the bolt has the excellent performance that the tensile strength is larger than or equal to 490 MPa, the yield strength is larger than or equal to 440 MPa, the ductility is larger than or equal to 8.5%, and the salt spray test time is larger than or equal to 1500 hours, and the fastening requirement of the new energy automobile under the complex working condition is met.
Owner:ZHEJIANG KESHUO FASTENER CO LTD
Hydrogen embrittlement-resistant welding wire for tailor welding of ultrahigh-strength aluminum-silicon coating hot-formed steel and welding method
The invention discloses a hydrogen embrittlement-resistant welding wire for tailor welding of ultrahigh-strength aluminum-silicon coating hot-formed steel and a welding method, and belongs to the technical field of metal materials. 5.0%-7.0% of Ni; 0.3%-0.6% of Mo; 0.08% to 0.12% of Nb; mo, Nb and C react to form Mo2C / NbC nanophase fixed free hydrogen; 0.05%-0.1% of V: carrying out a reaction to form VC nanophase fixed free hydrogen; 0.5% to 0.8% of La; 0.3%-0.5% of Ce; 0.1%-0.5% of Ti; according to the invention, hydrogen atoms diffused in the welding process can be captured, the hydrogen content in a welding seam is obviously reduced, and the diffusible hydrogen amount is reduced by more than 40% under the hydrogen capturing effect of retained austenite, so that the hydrogen-induced crack sensitivity is reduced by 70%.
Owner:ANGANG STEEL PROCESSING & DISTRIBUTION (CHANGCHUN) CO LTD
Self-piercing rivet
A self-piercing rivet (10) for joining high strength aluminium, the rivet comprising a head (12) and a shank (14) which is provided with a bore (16), wherein the shank has a diameter D1 of between 3.6 mm and 4.4 mm, and wherein a tip (28) of the shank is separated by a radial distance Tx of least 0.2 mm from an outer diameter of the shank.
Owner:ATLAS COPCO IAS UK LIMITED
Brick pressing device for preparing high-strength aluminum silicon carbide carbon bricks
The utility model relates to the technical field of preparation of aluminum silicon carbide carbon bricks, and discloses a brick pressing device for preparation of high-strength aluminum silicon carbide carbon bricks, the brick pressing device comprises a rack, and the rack is internally provided with a movable butt joint feeding structure; a top brick pressing mechanism is arranged at the top of the rack, the movable butt joint feeding structure comprises a side supporting frame fixedly installed at the top of the rack, and a storage box is fixedly installed at the top of the side supporting frame. According to the brick pressing device for preparation of the high-strength aluminum silicon carbide carbon bricks, a first motor drives an auger to rotate so that carbon brick preparation materials stored in a storage box can be guided out and fall on the top of a filling through cylinder, and then a second motor drives a lead screw to rotate in the forward direction so that the filling through cylinder can be driven to move to the bottom of a top inserting mold; and then the top inserting mold descends, the bottom inserting mold ascends, materials of the filling through cylinder can be extruded, a plurality of hydraulic cylinders are unfolded to push the bottom inserting mold to continue to ascend, the carbon bricks extruded and formed in the filling through cylinder can be ejected out of the outside, and therefore the effect of convenient use is achieved.
Owner:SICHUAN WEIYUAN SPECIAL REFRACTORIES CO LTD
High-strength aluminum pipe welding process
The invention relates to the technical field of welding processes, in particular to a high-strength aluminum pipe welding process which comprises the following steps: SI, pretreatment of a weldment; s2, preheating a weldment; s3, welding materials are prepared; s4, debugging the equipment; s5, welding; s6, weld joint inspection; according to the welding process, through whole-process standardized control, dynamic parameter adjustment and systematic quality management and control, the technical problems that in the welding process of the high-strength aluminum pipe, oxidation and deformation are prone to occurring, and fusion is difficult are solved, the mechanical property and service reliability of a welded joint are remarkably improved, process advancement and engineering practicability are both achieved, and the application prospect is wide. Important technical support is provided for efficient and high-quality manufacturing of aluminum alloy structural parts, the process is suitable for high-pressure pipelines, aviation structural parts, rail transit profiles and other scenes with high requirements for strength and sealing performance, and a closed loop of high-quality welding, low defect rate and long service life is achieved through process control. And the dual requirements of the modern industry on light weight and reliability are met.
Owner:JIANGSU CHANGYUAN ELECTRICAL EQUIP
Aluminum-clad steel pre-stressed steel strand section polishing equipment and aluminum-clad steel pre-stressed steel strand section polishing process
The invention discloses aluminum-clad steel prestressed steel strand section polishing equipment and technology, and relates to the technical field of steel strand section polishing. Bases are fixedly connected to the two sides of the bottom of a workbench, a connecting part is fixedly connected to the top of the workbench, and the bottom of a polishing part is fixedly connected with the top of the workbench; according to the device, the limiting assembly is arranged, an electric rotating rod is arranged on the inner side of a limiting block, and a spiral block is arranged on the side face of the electric rotating rod, so that after the aluminum-clad steel prestressed steel strand is clamped and fixed by a limiting plate, the electric rotating rod drives the spiral block to make contact with the aluminum-clad steel prestressed steel strand to rotate; therefore, when the sections of the aluminum-clad steel prestressed steel strands are polished, a plurality of steel strands can be extruded and rotated, and when the sections of the aluminum-clad steel prestressed steel strands are polished, a plurality of high-strength aluminum-clad steel wires can be rotated and twisted.
Owner:HU NAN XIANG HUI JIN SHU ZHI PIN YOU XIAN GONG SI
High-strength aluminum material and preparation process thereof
The invention relates to the technical field of aluminum materials, in particular to a high-strength aluminum material and a preparation process thereof, solves the defects in the prior art, and comprises the following components: aluminum, copper, magnesium, manganese, aluminum carbonitride, silicon carbide, carbon nanotubes and zinc. The aluminum matrix and the reinforcing phase complement each other, aluminum serves as a lightweight matrix and provides good machinability and corrosion resistance, the metal reinforcing phase such as copper, magnesium and manganese is added, a multi-stage reinforcing structure is formed in the aluminum matrix in the forms of gradient distribution, nano precipitation and the like, and the mechanical property of the material is remarkably improved.
Owner:广东南方铝业有限公司
High-strength aluminum profile for electronic product appearance part and preparation method of high-strength aluminum profile
The invention discloses a high-strength aluminum profile for an electronic product outer part and a preparation method of the high-strength aluminum profile. The aluminum profile comprises the following components: 1.0-1.1% of Mg, 0.9-1.0% of Si, 0.6-0.7% of Cu, 0.2-0.3% of Mn, 0.005-0.01% of Ti, less than or equal to 0.1% of Fe and the balance of Al and inevitable impurities. The preparation method sequentially comprises the following steps: burdening, melting aluminum alloy liquid, detecting and adjusting components, blowing and refining in a furnace, refining grains, degassing and filtering, carrying out oil-gas sliding casting, homogenizing at high temperature, heating at gradient temperature, carrying out isothermal extrusion, stretching and straightening, sawing, framing and carrying out aging treatment. Through deep refining purification and large-extrusion-ratio isothermal extrusion, the cleanliness of the aluminum profile is improved, a completely recrystallized fine grain structure is obtained, the aluminum profile has high strength, high plasticity and excellent oxidation coloring performance, the tensile strength is larger than 450 MPa, the yield strength is larger than 410 MPa, the percentage elongation after fracture is larger than 10%, the 60-degree specular glossiness value of an oxidation film is larger than 150, and the aluminum profile is suitable for large-scale production. And the development requirements of larger, thinner, lighter and more beautiful electronic products such as smart phones, tablet personal computers, notebook computers and the like are met.
Owner:FOSHAN POLYTECHNIC +1
Lightweight aluminum profile structure with reinforcing ribs
The utility model relates to the technical field of aluminum profiles, and discloses a light-weight aluminum profile structure with reinforcing ribs, which comprises an aluminum profile main body, light-weight through grooves are arranged at four corners and the center of the aluminum profile main body, and partition blocks are arranged in the light-weight through grooves to partition cavities and improve strength. Edge guide grooves are formed in the outer wall of the periphery of the aluminum profile body, light-weight reinforcing ribs are movably inserted into the edge guide grooves and are of hollow structures, and the two ends of each light-weight reinforcing rib are provided with an inner limiting protruding end and a stroke boss correspondingly so that the edge guide grooves can be limited and supported. The aluminum profile structure has the advantages of being light in weight, high in strength, easy to manufacture, low in cost and the like, and is suitable for various occasions needing light weight and having certain requirements for strength.
Owner:JIANGSU QINGTIAN ALUMINUM CO LTD
High-strength aluminum-based bright tin wire and semi-automatic preparation method thereof
PendingCN119265460AFurnace typesLiquid/solution decomposition chemical coatingWire rodProduction line
The invention relates to a high-strength aluminum-based bright tin wire and a semi-automatic preparation method thereof, and belongs to the technical field of aluminum-based materials and surface treatment thereof. The high-strength aluminum-based bright tin wire sequentially comprises an aluminum alloy matrix, a Cu-Zn alloy bottom layer, a Ni-Mo-P intermediate alloy layer and a bright Sn or Sn-Sb alloy layer from inside to outside. The aluminum alloy wire base body is formed by smelting in an intermediate frequency furnace, casting, cutting by a punching machine and extruding, and then the aluminum alloy wire base body is placed in an aluminum alloy wire electroplating production line to be subjected to automatic surface metallization treatment; the method sequentially comprises the steps of paying off an aluminum alloy wire base body, pretreating the aluminum alloy wire base body, electroplating a Cu-Zn alloy bottom layer, chemically plating a Ni-Mo-P intermediate alloy layer, electroplating a bright Sn or Sn-Sb alloy layer, drying and rolling, and the high-strength aluminum-based bright tin wire is prepared. Compared with industrial pure aluminum, the strength of the high-strength aluminum-based bright tin wire is improved by 30% or above.
Owner:KUNMING UNIV OF SCI & TECH +2
Light-weight automobile high-strength aluminum pipe frame
The utility model discloses a light-weight automobile high-strength aluminum pipe frame which comprises four reinforcing pipes arranged in a circular array mode, a first supporting pipe fixed between every two adjacent reinforcing pipes and transversely arranged and a second supporting pipe fixed between every two adjacent reinforcing pipes and longitudinally arranged, and the reinforcing pipes and the supporting pipes are fixed in a welded mode. Sound insulation cotton is arranged in a gap between the supporting pipe and the reinforcing pipe. The utility model comprises four reinforcing tubes arranged in a circular array, and a first supporting tube and a second supporting tube which are fixed between the adjacent reinforcing tubes. The structure is fixed through welding, so that the overall stability of the frame is enhanced. And the sound insulation cotton is arranged in the gap between the supporting pipe and the reinforcing pipe, so that the sound insulation effect of the vehicle is improved, and meanwhile, the stability of the frame is further enhanced through the reinforcing wires. The protruding strips are integrally formed on the inner walls of the reinforcing pipes and the supporting pipes, the structural strength of the pipes is enhanced, and therefore the bearing capacity and the impact resistance of the whole frame are improved.
Owner:DONGGUAN JINYU NEW MATERIALS CO LTD
High-strength aluminum product and preparation method thereof
ActiveCN119307792Ahigh strengthgrain refinementProcess efficiency improvementAluminium preparationsAluminium matrix
The invention relates to the technical field of alloy, and provides a high-strength aluminum product and a preparation method thereof.The high-strength aluminum product is composed of an aluminum matrix and a reinforcing phase, and the aluminum matrix is composed of, by weight, 3%-5% of Mg, 2%-4% of Cu, 0.5%-1.5% of Mn, 1.5%-2.5% of Zn, 0.01%-0.03% of Cr, 0.005%-0.015% of Ti and the balance Al and inevitable impurities; the reinforcing phase comprises rare earth oxide and a carbon nanomaterial; the weight ratio of the reinforcing phase to the aluminum product is (1-2): 1000, and the weight ratio of the rare earth oxide to the carbon nanomaterial is 1: 1. Through the technical scheme, the problem of low strength of aluminum products in related technologies is solved.
Owner:TANGSHAN RUITAI ALLOY MFG CO LTD
A new condenser for use in a commercial cabinet
The utility model relates to condenser technical field, and disclose a novel condenser for commercial cabinet, include: shell, the shell has multiple fins in array, multiple U shape long -tubing is inclined type equidistance array setting on fin, the inner wall of U shape long -tubing is provided with multiple first internal gear rack that shows spiral distribution, between two first internal gear racks of adjacent setting has second internal gear rack, the gear rack height ratio of second internal gear rack and first internal gear rack is 1:2, U shape long -tubing is detachably connected with second elbow pipe through flaring, this commercial cabinet novel condenser passes through integrated type assembly adaptation compact space, fin and U shape long -tubing adopt high -strength aluminium material quality to reduce cost, pipe spiral internal gear rack / high -low composite internal gear rack structure, can strengthen turbulent effect, optimize flow state and reduce dirt corrosion, promote heat exchange efficiency and reduce system energy consumption, need not whole disassembly to realize the overhaul and replacement of single U shape long -tubing, reduced maintenance cost, adapts multi -working condition environment.
Owner:ZHEJIANG XINGXING REFRIGERATION CO LTD
A high-strength aluminum-based alloy material and its production process
The present invention belongs to the technical field of aluminum alloy materials, and in particular relates to a high-strength aluminum-based alloy material and a production process thereof. The high-strength aluminum-based alloy material provided by the present invention comprises 1.0%-3.2% magnesium, 1.0%-2.7% zirconium, 1.25%-1.53% manganese, 0.8%-1.4% copper, 0.2%-0.5% vanadium, 0.7%-1.0% nano-strengthener and the remainder aluminum. The present invention optimizes the formula of the aluminum-based alloy material, adopts a ZrOCl2·8H2O aqueous solution and a precipitant to prepare the nano-strengthener by a sol-gel method, forms a dispersion strengthener in the aluminum-based alloy material and plays a pinning role, effectively hinders the development of microcracks and promotes grain refinement, thereby enhancing the mechanical properties of the alloy. The high-strength aluminum-based alloy material provided by the present invention has a tensile strength greater than 625MPa, a yield strength greater than 597MPa, an elongation greater than 20%, and excellent comprehensive performance.
Owner:JIANGSU VILORY ADVANCED MATERIALS TECH CO LTD
A heat dissipation enhanced high-strength aluminum enameled wire
The utility model relates to aluminium wire enameled wire technical field, and specifically is a kind of heat dissipation enhancement type high-strength aluminium wire enameled wire, including the aluminium alloy core wire of multiple strand lay, the outer surface of aluminium alloy core wire is coated with high heat-conducting insulating paint layer, the lay center of aluminium alloy core wire is equipped with the heat dissipation channel of axial through, the heat dissipation channel is filled with continuous heat-conducting fibre bundle, the lay body outer surface of aluminium alloy core wire is covered with heat-conducting interface material layer, the utility model is filled with continuous heat-conducting fibre bundle by the working cooperation between the aluminium alloy core wire of multiple strand lay, the outer surface coating of high heat-conducting insulating paint layer of it, the heat dissipation channel of axial through equipped with in lay center, and the heat-conducting interface material layer covered in lay body outer surface, and the efficient heat dissipation path of multiple synergies is formed, the purpose of enhancing aluminium wire enameled wire heat dissipation performance is realized.
Owner:ANHUI JINGYI ELECTRICAL MATERIALS CO LTD
High-strength aluminum pipe bending tool for vehicle
ActiveCN222625865UReduce the burden of feedingimprove product qualityHollow article cleaningElectric machineStructural engineering
The utility model relates to the technical field of aluminum pipe bending tools, and discloses a high-strength aluminum pipe bending tool for vehicles, which comprises a vertical plate, a fixing plate is fixedly mounted above the front side of the vertical plate, and a conveying platform is fixedly mounted at the bottom of the fixing plate. According to the aluminum pipe conveying device, the outer walls of the two sides of an aluminum pipe abut against each other through the brush roller through rotation of the rotary knob, then the brush roller rotates through operation of the motor, sundries on the outer walls of the aluminum pipe can be removed through rotation of the brush roller, and meanwhile the aluminum pipe is conveyed. According to the aluminum pipe bending machine, aluminum pipes of different sizes can be fixed, then through the arrangement of the cleaning mechanism and the limiting mechanism, the aluminum pipes are conveyed to the first pressing strip while being cleaned, the feeding burden is relieved, meanwhile, the outer walls of the aluminum pipes can be cleaned, the surfaces of the aluminum pipes cannot be damaged when the aluminum pipes are bent, and the product quality is improved.
Owner:SUZHOU GIGGS MASCH TECH CO LTD
A pedal assembly and method of use thereof, a multi-section tailgate assembly having the pedal assembly
Owner:CHERY COMMERCIAL VEHICLE (SHANDONG) TECHNOLOGY CO LTD
High-strength aluminum casting for high-load mechanical arm and casting process of high-strength aluminum casting
The high-strength aluminum casting for the high-load mechanical arm is composed of 75-90 wt% of an aluminum alloy matrix and 10-25 wt% of a porous ceramic framework, and a coating of a micro-nano composite structure is arranged on the surface of the casting. Wherein the aluminum alloy matrix is prepared from the following components in percentage by weight: 0.95 to 1.25 weight percent of Mg, 0.3 to 0.52 weight percent of Si, 0.15 to 0.4 weight percent of Cu, 0.3 to 0.44 weight percent of Zn, 0.08 to 0.41 weight percent of Cr, 0.25 to 0.45 weight percent of Y and the balance of Al; the porous ceramic skeleton is composed of silicon carbide and silicon dioxide, the molar ratio of silicon carbide to aluminum oxide is 1: (0.6-1.0), and the ceramic skeleton has gradient pore diameters; and the coating is prepared from a Fe < 60-70 > Al < 10-20 > Nb < 10-15 > Ce < 5-10 > amorphous alloy and cerium oxide with a nano rod-shaped structure. The casting has the characteristic of hard inside and tough outside due to the framework with the gradient aperture, and the surface coating has super-hydrophobicity and self-cleaning property, so that the comprehensive performance of the casting can be improved, and the mechanical arm can adapt to different application scenes and working environments.
Owner:WUJIANG HENGDA MASCH FITTINGS CO LTD
Improved high-strength aluminum veneer perforating machine based on drilling technology
The utility model relates to the technical field of aluminum veneer processing equipment, and discloses a high-strength aluminum veneer perforating machine based on drilling process improvement, which comprises an operation table, the upper surface of the operation table is fixedly connected with a support frame, the inner top wall of the support frame is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a first connecting plate, and the output end of the first connecting plate is fixedly connected with a second connecting plate. A first limiting column and a second limiting column are slidably connected into the first connecting plate, the top end of the first limiting column is fixedly connected to the inner top wall of the supporting frame, and a second connecting plate is fixedly connected to the bottom end of the second limiting column. According to the aluminum plate punching device, when the hydraulic cylinder pushes the punching machine to press downwards, the second connecting plate dynamically adjusts punching pressure through the buffering effect of the spring and the first damper, after the punching machine makes contact with an aluminum plate, the second limiting column slides and compresses the spring, a flexible pressurization mechanism is formed, meanwhile, the damper absorbs impact vibration, the surface of the aluminum plate is prevented from being scratched, and the punching efficiency is improved. And the effect of accurately positioning and punching the aluminum plate is achieved.
Owner:CHENGDU SIJIDA NEW MATERIAL TECH CO LTD
Self-piercing rivet for high strength aluminium applications
Self-piercing rivet joint and self-piercing rivet 10) for producing a joining connection between at least two components (C1, C2, C3) comprising: a. a rivet head (12), a rivet free end and a rivet shank (14) extending between the rivet head and the rivet free end, the rivet shank (14) having a central shank bore (16) comprising a base (17), b. the rivet shank (14) comprises a cylindrical shank outer surface and a cylindrical shank inner surface (18) limiting the central shank bore, the rivet free end comprises an annular piercing end (22) facing away from the rivet head, c. the shank outer surface (20) has a first diameter (Ds), the central shank bore comprises a bore depth (T) between the base (17) of the central shank bore and the annular piercing end, wherein the rivet shank has a constant radial thickness (ts) and in cross-section a rivet shank surface which is at least 15.5 mm² and a rivet length (L) from the annular piercing end up to the top surface of the rivet head of at least 7 mm.
Owner:NEWFREY LLC +1
High-strength aluminum profile extrusion forming device for new energy automobile battery tray
The application relates to the technical field of aluminum profile extrusion forming, and discloses a high-strength aluminum profile extrusion forming device for a new energy automobile battery tray, which comprises an extrusion device body, a fixed plate is arranged on one side of the extrusion device body, and a mold is arranged on the inner side of the fixed plate. The segmented cooling structure adopting the front water-cooling pipe profiling support water-cooling cooling and the rear grid pipe surrounding fan air-cooling cooling makes the formed aluminum profile directly enter a material feeding cavity matched with the workpiece contour after being discharged from the mold, is circumferentially rigidly supported throughout the process, can effectively solve the problems that the large-section, multi-stiffener battery tray aluminum profile is easily dropped, bent, twisted, warped and deformed in a high-temperature soft state, can quickly be shaped by water cooling first, and then be gradiently cooled by air cooling, can also avoid the generation of residual internal stress caused by the too large temperature difference between the inside and outside of the profile due to single strong water cooling, improves the aluminum profile size precision, flatness and finished product structure stability, and is safer.
Owner:JIANGSU CHENGMU NEW ENERGY TECHNOLOGY CO LTD
High-strength aluminum profile for bathroom
Owner:ZHEJIANG DAXIA ALUMINUM CO LTD
Novel high-strength aluminum profile
ActiveCN222297640UImprove structural strengtheasy to useSheets/panelsPhotovoltaic energy generationClassical mechanicsUltimate tensile strength
The utility model discloses a novel high-strength aluminum profile which comprises an aluminum profile body, a modeling hole is formed in the middle of the surface of the aluminum profile body, a reinforcing assembly is installed in the modeling hole, the reinforcing assembly comprises a cross-shaped supporting frame, a center hole is formed in the middle of the surface of the cross-shaped supporting frame, and the center hole is communicated with the modeling hole. Connecting rods are installed on the circumference of the inner wall of the center hole at equal intervals, and the tail ends of the connecting rods are fixedly connected with columnar supporting rods. A reinforcing assembly is installed in the modeling hole of the aluminum profile body, the end face of the cross-shaped supporting frame is fixedly connected with the aluminum profile body, connecting rods are installed on the circumference of the inner wall of a center hole of the cross-shaped supporting frame at equal intervals, and the tail ends of the connecting rods are fixedly connected with columnar supporting rods. The columnar supporting rod reinforces the aluminum profile body through the connecting rod and the cross-shaped supporting frame, the structural strength is improved, the bending phenomenon is not prone to occurring, and the using effect is improved.
Owner:JIANGSU HANGXIN ALUMINUM CO LTD
A stable high-strength aluminum curtain wall
ActiveCN118881080BGuaranteed positioning accuracyInfluence of Dimensional AccuracyConstruction materialWallsMechanical engineeringCurtain wall
The invention relates to the technical field of aluminum plate curtain wall, and discloses a stable high-strength aluminum plate curtain wall, comprising a fixed wall, a side of the fixed wall is provided with bolt holes adapted to fixing bolts, a side of the fixing bolt is fixedly connected with a rear embedded plate, a side of the fixing bolt away from the fixed wall is movably connected with a fixing mechanism, a middle part of the top of the fixing mechanism is fixedly connected with an adjustment mechanism, and both sides of the fixing mechanism are movably connected with a limiting mechanism; the invention places two adapters on both sides of a placement box, and adjusts a first adjustment component and a second adjustment component. When the first adjustment component is adjusted, the moving block drives the moving plate to move outward, thereby moving one adapter, and the second adjustment component moves the other adapter, thereby ensuring the position accuracy of the two adapters. The two adapters can be adjusted separately to avoid the position of the fixing bolts affecting the dimensional accuracy of the adapters.
Owner:CHINA CONSTR FIFTH BUREAU DECORATION CURTAIN WALL CO LTD
High-strength aluminum alloy profile easy to weld
The utility model relates to the technical field of aluminum alloy sections, in particular to an easy-to-weld high-strength aluminum alloy section which comprises an aluminum alloy section body, four mounting holes are formed in the right side of the aluminum alloy section body, and four mounting rods matched with the mounting holes are arranged on the left side of the aluminum alloy section body. A reinforcing frame is arranged in an inner cavity of the aluminum alloy profile body, reinforcing covers are arranged at the joints of the periphery of the outer side of the reinforcing frame and the aluminum alloy profile body, and reinforcing rods are arranged in inner cavities of the reinforcing covers. When the aluminum alloy section body is used, the aluminum alloy section body transmits force to the reinforcing cover, the reinforcing cover transmits the force to the reinforcing rod, and the reinforcing rod transmits the force to the reinforcing frame, so that the aluminum alloy section body has more stress points in use, deformation of the aluminum alloy section body in use is avoided, and the service life of the aluminum alloy section body is prolonged. And therefore, the aluminum alloy profile main body cannot be normally used.
Owner:CHIZHOU ON NEW MATERIALS TECH CO LTD
Preparation method of high-strength aluminum-based reinforced modified polyamide composite material
The invention relates to the technical field of polymer-based composite materials, in particular to a preparation method of a high-strength aluminum-based reinforced modified polyamide composite material, which is characterized in that a high-performance composite material with tensile strength of more than or equal to 100MPa is prepared by main reinforcement of glass fiber GF and synergistic toughening of foamed aluminum particles FA and by combining interface modification and process optimization. According to the formula, the GF accounts for 20-30%, the FA accounts for 10-20%, the nylon resin accounts for 50-65%, the binding force of a reinforcing phase and a matrix is improved through dual interface modification, and it is guaranteed that the GF length retention rate is larger than or equal to 85% through the side feeding technology. The tensile strength of the obtained composite material can reach 125-150 MPa, the notch impact strength is 8.5-10.5 kJ / m < 2 >, the density is 1.10-1.18 g / cm < 3 >, and the composite material has high strength, light weight and good processing stability, and is suitable for high-strength demand scenes such as automobile parts and aerospace secondary bearing parts.
Owner:SHENZHEN YIHUAN LIGHTWEIGHT MATERIALS TECHNOLOGY CO LTD