17 results about "Titanium nickel alloy" patented technology

The utility model relates to the technical field of pipeline maintenance, discloses alloy physical scale removal and inhibition equipment, and aims to solve the problems that an existing physical scale inhibition device depends on external power and is poor in scale removal and inhibition effect. The device comprises a turbulent flow ring, a pipeline, a connecting ring, a fixing buckle and a descaling assembly, the turbulent flow ring is made of titanium-nickel alloy, and bidirectional extending turbulent flow plates distributed gradually in the circumferential direction are arranged on the inner ring of the turbulent flow ring; the descaling assembly is of a double-spring elastic structure, and multiple sets of scrapers are provided with arc-shaped protrusions and distributed in the circumferential direction. The connecting ring is detachably connected with the pipeline through a fixing buckle and is matched with a positioning groove and a friction layer. The device drives the turbulent flow ring to rotate through water flow, external power is not needed, a strong turbulent flow field can be formed to inhibit scale from the source, and meanwhile the inner wall of the pipeline is descaled.

The utility model discloses ultrathin hand tearing abrasive cloth which comprises an abrasive cloth body, a plurality of groups of pre-tearing grooves are formed in the surface of the abrasive cloth body, each group of pre-tearing grooves is composed of two pre-tearing grooves, and the two pre-tearing grooves are symmetrically arranged relative to the abrasive cloth body. According to the utility model, the plurality of groups of pre-tearing grooves are designed, and the pre-tearing grooves are formed in the surface of the abrasive cloth body in advance, so that the thickness of the tearing position of the abrasive cloth body is thinned, and the abrasive cloth single body on one side of the pre-tearing grooves can be broken along the pre-tearing grooves by pulling the abrasive cloth single body by a hand during hand tearing, so that the hand tearing is convenient and easy, and the tearing surface is flat; the titanium-nickel alloy wires are designed, the titanium-nickel alloy wires are laid in the abrasive cloth body in a net-shaped weaving mode, the titanium-nickel alloy wires have the excellent tensile strength characteristic, and the titanium-nickel alloy wires are arranged in the abrasive cloth body, so that the overall tensile strength and strength of the abrasive cloth are improved, and the situation that the abrasive cloth is broken due to pulling in the use process, and polishing use is affected is avoided.

The utility model discloses an anti -vibration's MicroLED keyboard back light module, substrate layer has the recess of matrix type distribution, microLED chip is embedded in recess, and is fixed in the bottom of recess structure through conductive glue, the depth of recess is greater than the thickness of microLED chip, elastic buffer structure covers substrate layer surface and recess lateral wall, and the side and bottom non -electrode area of microLED chip are covered, and elastic buffer structure is made of silica gel layer and nanometer aerogel layer compound, and the light -transmitting protective layer is attached on the top of elastic buffer structure, and its lower surface is equipped with the hemispherical optical lens corresponding with microLED chip position. The three -level protection is formed by combining shock -absorbing support foot, silica gel -nanometer aerogel composite elastic buffer structure and spiral titanium nickel alloy flexible connecting column, can absorb " high -frequency micro -seismic -low -frequency big earthquake " full -band vibration, and cooperate recess 70 degree -85 degree angle and sawtooth pattern, effectively avoid the chip damage, solve traditional module vibration after the problem of brightness attenuation.

The invention discloses a three-degree-of-freedom miniature bionic flapping-wing air vehicle for operation in a rugged environment of Mars, and the three-degree-of-freedom miniature bionic flapping-wing air vehicle comprises a rack, wings, a circuit control part, a flapping mechanism wing root regulation and control part and a landing part, the two pairs of wings are connected with the flapping mechanism through wing root pieces, and the wing roots of the two pairs of wings are connected with the wing root regulation and control part through titanium-nickel alloy wing roots; the wing root regulation and control part is used for carrying out three-degree-of-freedom regulation and control on pitching, rolling and yawing by controlling a titanium-nickel alloy wing root; the circuit control part is connected with the wing root regulation and control part through a carbon rod; the landing part is installed at the end, away from the wing root regulation and control part, of the circuit control part. The titanium-nickel alloy material is used as the titanium-nickel alloy wing root, better regulation and control performance and sensitivity are achieved, and meanwhile three-degree-of-freedom control over the ornithopter is achieved in combination with the rotary steering engine regulation and control mechanism and the linear steering engine regulation and control mechanism.

The application discloses a preparation method of a high-damping titanium-nickel layered composite material with multi-level interfaces, and the method comprises the following steps: firstly, titanium alloy powder and titanium-nickel alloy powder are uniformly arranged layer by layer in a graphite mold and compacted by a graphite pressure head to obtain a laminated powder; and secondly, the laminated powder is subjected to discharge plasma sintering to obtain the high-damping titanium-nickel layered composite material with multi-level interfaces. The application adopts a powder lamination metallurgy method combined with a discharge plasma sintering process, controls interface eutectoid reaction and layer-in peritectic reaction conditions, realizes discontinuous distribution of interface Ti2Ni brittle layers, constructs multi-level composite interface structures with laminated interfaces and layer-in precipitated phase interfaces, improves high-temperature damping performance of the titanium-nickel layered composite material, and widens application of the titanium-nickel layered composite material in the field of vibration and noise reduction.

This invention belongs to the field of titanium-nickel alloy testing technology, and particularly relates to a multi-point testing device for testing the hardness of titanium-nickel alloys. It includes a hardness tester body, a support base on the upper end of the lifting platform of the hardness tester body, and an adjustment component, including a fixed plate positioned above the support base and an adjustment element positioned between the fixed plate and the support base. The adjustment component allows for flexible adjustment of the horizontal position of the fixed plate, enabling testing of titanium-nickel alloy bars at different locations. Simultaneously, the square slot of the positioning component cooperates with the positioning element to quickly position the titanium-nickel alloy bar, avoiding data errors caused by bar offset during testing. Furthermore, after the positioning element separates from the bar, it automatically provides centered support, ensuring coaxiality during bar rotation and allowing operators to easily rotate the bar without repeated positioning and calibration, significantly improving the efficiency of multi-point testing.

The invention provides a method for improving the performance of a shield tunneling machine cutter based on nanometer material coatings with different thicknesses, and belongs to the technical field of tunnel engineering construction equipment. The method comprises the following steps: firstly, carrying out surface cleaning and sand blasting roughening treatment on a cutter base body of the shield tunneling machine, and then sequentially preparing a nano cobalt-nickel alloy coating with the thickness of 2-3 microns as a bottom layer and a nano tungsten carbide-titanium carbide composite coating with the thickness of 5-8 microns as a middle layer on the surface of the treated cutter base body, the surface layer is a nano titanium carbide-nickel alloy coating with the thickness of 3-5 microns, annealing treatment and cooling are carried out, and the shield tunneling machine cutter with excellent performance is obtained. Compared with an uncoated cutter, the cutter prepared by the preparation method has the advantages that the wear resistance, the corrosion resistance and the impact toughness are remarkably improved, so that the service life is longer, the underwater cutter changing times and risks can be effectively reduced, and a powerful guarantee is provided for efficient tunneling of a shield tunneling machine.

To provide a medical wire rod having high slipperiness.SOLUTION: A medical wire rod 10 is made from a titanium nickel alloy and includes a base part 12 and a reduced diameter part 14 of which diameter is reduced from the base part 12. An oxide film is formed at a surface of the base part 12 with heating treatment to provide high slipperiness of the medical wire rod 10.SELECTED DRAWING: Figure 4

The present invention discloses a method for preparing an antibacterial porous titanium-nickel alloy and its products, comprising the following steps: 1) batching: titanium powder, nickel powder, copper agent, selenium agent and pore-forming agent are weighed according to the designed ratio; 2) mixing: the weighed raw materials are mixed in two steps to obtain a uniform mixed powder; 3) green compacting: the uniform mixed powder is pressed to obtain a green compact; 4) sintering: the green compact is placed in a high-temperature sintering furnace and sintered in a hydrogen + argon mixed atmosphere. After sintering, the green compact is cooled to room temperature with the furnace to obtain an antibacterial porous titanium-nickel alloy. The present invention gives full play to the synergistic antibacterial effect of copper and selenium, combines the pore-forming agent and the sintering process to regulate the pore structure, and prepares a porous titanium-nickel alloy with excellent and long-term antibacterial properties and an elastic modulus that matches human bone. The production process of the present invention is simple and easy to implement, has low production cost, is suitable for mass production, and has good prospects for application in various medical bone substitute materials.

This utility model provides an extended, anti-deformation rubberwood board, relating to the field of rubberwood board technology. It includes a board body, a first connector on the left side of the board body, a second connector on the right side of the board body, a wear-resistant layer on the upper surface of the board body, and a top waterproof layer installed inside the wear-resistant layer. By incorporating a stress-dispersing component with wavy titanium-nickel alloy stress-dispersing strips, stress is effectively dispersed, reducing the risk of board deformation. Its strength and toughness can withstand significant stress. The synergistic effect of eight components ensures more uniform stress dispersion. The combination of reinforcing ribs and buffer pads enhances structural stability, improves bending and compressive strength, and the buffer pads absorb impact energy, reducing deformation caused by external impacts, ensuring system stability, and improving anti-deformation capabilities. This component also extends the service life of the board, enabling it to adapt to complex environments, reducing damage during long-term use, and enhancing its ability to withstand dynamic loads.

This invention relates to the field of precision machining technology for metal materials, and provides a grinding method and apparatus for titanium-nickel alloys. The method includes: pre-treating a titanium-nickel alloy workpiece; placing the pre-treated titanium-nickel alloy workpiece in a rotary machining cavity, the rotary machining cavity rotating around a central axis, causing the titanium-nickel alloy workpiece to rotate and adhere to the inner wall of the cavity, forming a self-stabilized fixed state without mechanical clamping; introducing a first abrasive medium, a second abrasive medium, and a third abrasive medium into the rotary machining cavity in three stages; while the rotary machining cavity remains rotating, adding an electrolyte and applying electricity to the rotary machining cavity, causing the titanium-nickel alloy workpiece to undergo electrochemical dissolution, thereby forming an electrochemical-mechanical synergistic machining state. This solution can establish a synergistic relationship between material microstructure stability control and surface leveling efficiency, achieving highly consistent surface quality control while avoiding processing-induced phase transformation.

The utility model belongs to the technical field of titanium-nickel alloy production, and particularly relates to a blank pressing device for titanium-nickel alloy production, which comprises a workbench, a support frame, a telescopic piece I and a pressing plate, the support frame is fixedly mounted at the top of the workbench, the telescopic piece I is fixedly mounted at the top of the support frame, and the pressing plate is fixedly mounted at the bottom of the telescopic piece I; a blank pressing device is arranged at the top of the workbench and comprises a discharging mechanism and a uniform stirring mechanism, the discharging mechanism is arranged at the top of the workbench, and the uniform stirring mechanism is arranged above the workbench. According to the blank pressing device for titanium-nickel alloy production, a discharging structure is arranged, a second telescopic part is started to pull a connecting plate to drive an outer frame to move downwards, so that formed titanium-nickel alloy is exposed to the top of a bearing plate, the formed titanium-nickel alloy is conveniently taken down, operation is convenient, and the machining efficiency is improved; the push plate is driven by the moving frame to move back and forth along the limiting rod, the titanium-nickel alloy powder in the outer frame is bulldozed, and therefore the production quality of the titanium-nickel alloy is improved.

This invention belongs to the field of titanium-based alloy smelting, and relates to a smelting method and system for large single-weight titanium-based alloy ingots for medical devices. The smelting method includes the following steps: sponge titanium refining: sponge titanium is smelted in a vacuum electron beam cold bed to obtain pure titanium ingots, which are then cut into titanium blocks of a predetermined size; vacuum solidification melting: metal blocks of the predetermined size are mixed with the titanium blocks, and after vacuum solidification melting, they are cast into ingots, wherein the metal blocks are nickel blocks, niobium blocks, molybdenum blocks, or zirconium blocks; three-stage vacuum consumable melting: the vacuum solidified ingot is used as an electrode, and three vacuum consumable melting processes are performed sequentially with a titanium-based auxiliary electrode of the same composition. After each melting process, the ingot is peeled and the riser end is sawn off to obtain 1~1.5t titanium-based alloy ingots. This invention aims to successfully solve the problem of controlling the compositional uniformity of large single-weight titanium-nickel alloy ingots by combining electron beam cold bed smelting, vacuum solidification melting, and vacuum consumable melting.

The utility model provides a diffusion welding tool for a titanium-nickel alloy core plate of a heat exchanger, and relates to the technical field of production of nickel alloy core plates of heat exchangers. The tool comprises a box body, a top plate which is arranged at the top of the box body and can be opened, and a baffle which is arranged on one side of the box body and can be opened. One side of the top plate is rotationally connected with the back plate opposite to the baffle; wherein the back plate is a plate body on one side, opposite to the baffle plate, of the box body; the baffle is rotationally connected with the bottom of the box; when the baffle is vertical, the baffle is buckled with the free end of the top plate, so that a positioning inner cavity is formed in the box body; an adjusting screw vertically penetrates through the middle of the top plate, and the lower end of the adjusting screw is connected with a pressing plate. A pressure sensor is arranged at the bottom of the box body. The titanium-nickel alloy core plate welding tool can solve the problems that an existing titanium-nickel alloy core plate welding tool cannot accurately control pressure, and a product is difficult to disassemble.

The invention discloses a post-cardiac-surgery intelligent monitoring device, and relates to the field of post-cardiac-surgery intelligent monitoring, the post-cardiac-surgery intelligent monitoring device comprises a monitoring device main body, the outer side of the monitoring device main body is provided with a connecting assembly, the side edge of the connecting assembly is provided with a wire assembly, and the wire assembly comprises a connecting wire. A flexible self-adaptive frame is arranged at the end, away from the connecting assembly, of the connecting wire. According to the intelligent monitoring device after the cardiac surgery, the probe is naturally attached to the skin through natural resilience of the memory alloy layer and the liquid medical silica gel layer, the probe can be better attached to the skin of a patient through liquid medical silica gel, and the situation that the monitoring effect is affected due to frame displacement is avoided; the titanium-nickel alloy wire serves as the middle layer, synchronous deformation can be achieved along with thoracic fluctuation when the patient breathes, local wrinkles or protrusions are avoided, meanwhile, the left side and the right side of the first adjusting belt or the second adjusting belt or the third adjusting belt can be flexibly adjusted, and therefore the device is suitable for being used by the patient under different conditions.

The utility model discloses a titanium nickel alloy production transfer equipment relates to the transfer technical field, a titanium nickel alloy production transfer equipment, including the transfer cart, the top fixed connection of transfer cart has two handrails, transfer adjustment structure, transfer adjustment structure is located on the transfer cart, and transfer adjustment structure includes four support frame, the placement board, the limiting base and the electric push rod, and the limiting base fixed connection is at the top of transfer cart, and through the detachable plane structure of placement board and the adjustable groove body combination of limiting base, and the same transfer car can switch the plate material and the bar material transfer mode quickly, and under the plate material mode, the horizontal placement board cooperation clamping plate realizes the stable load bearing of plane work piece, and under the bar material mode, the position of placement board is adjusted, makes the fixed plate and the adjusting plate form adjustable interval's recess, adapts different diameter bar material, does not need additional fixture, avoids the tedious process of traditional car change needing manual scheduling, and the cumbersome process of shifting work piece, and the production flexibility is improved significantly.

The utility model discloses a titanium nickel alloy production forming device relates to the technical field of work, a titanium nickel alloy production forming device, including base, top plate and sliding mounting plate, be provided with the limiting component on the sliding mounting plate, and the limiting component includes movable mould and two hydraulic telescopic rods, and two hydraulic telescopic rods are installed fixedly in the recess inside two sides of the lower end of sliding mounting plate, and both sides of the upper surface of movable mould are fixedly connected with L type block, and the upper surface of movable mould is fixedly connected with T type block, and the output end is retracted through the hydraulic telescopic rod in limiting component, drives the limiting block to exit from the first limiting block groove of L type block, and the fixing of L type block is released, and at this moment can take down movable mould from the sliding mounting plate, and the movable mould is simple and quick to disassemble in this way, avoids staff to use wrench and other tools and twists down numerous bolts one by one, effectively improves the disassembly efficiency of movable mould, and improves the production efficiency simultaneously.