33results about How to "Structure diagram" patented technology

A technology for preparing the high-performance electrode cap for welding the coated steel palte of car includes such steps as proportional mixing cathode copper, Cr powder Zr powder and Mg powder, smelting in vacuum furnace, pouring in circular mould, cleaning the surface of ingot, hot squeeznig to become rod, solutionizing, cold drawing, blanking, cold die pressing, vacuum annealing, trimming and polishing.

The invention discloses a progressive die integrating small hole punching and forming, which is characterized in that: the progressive die comprises an upper die, a lower die, a male die, a female die and a secondary precision guide mechanism, wherein the male die is arranged in the upper die; the female die is arranged in the lower die; and the upper die and the lower die are connected together by secondary precision guide mechanism. The progressive die integrating small hole punching and forming provided by the invention performs punching operation on a punch press at a speed of 500 times per minute and can form a product by punching for one time without secondary processing; and meanwhile, when the die is used for processing small holes, the production efficiency is high, the cost is low, and a small punch pin is unlikely to be broken in a high-speed punching process and has a long service life.

The invention is a tester for high temperature sliding abrasion and thermal contact fatigue material, belonging to the technical field of material processing and friction and abrasion testing, comprising friction auxiliary, pressure regulator, heater, and lubricating device, where the friction auxiliary comprises speed reducing motor, variable frequency speed regulating motor, supporting seat, shaft coupler, distribution gear box, universal connection shaft, machine frame, top friction auxiliary system, bottom friction auxiliary system, and friction piece, where the top friction auxiliary system comprises rotating shaft, bearing base, pressure plate, and top friction piece, the bottom friction auxiliary system comprises right and left rotating shafts, clamping chuck, bottom friction piece and bearing base, the pressure regulator comprises two groups of lift hydraulic cylinders, hydraulic pump, pressure sensing instrument and displaying instrument, the heater comprises induction heating coil, and water cooled system, the lubricating device comprises nozzle, and oil feeding system, the hydraulic system comprises electromagnetic switched electromagnet, and electric contact relay. The advantages of the invention lie in that: the equipment is simple in structure, the number of parts is small, the efficiency is high and the cost is low and it is applied to scientific research and production field simulation.

The invention discloses a mechanical three-shaft type high-speed-ratio automobile gearbox which comprises an input shaft, an output shaft, an intermediate shaft and transmission gears arranged on the shafts. Due to the fact that each stage of transmission gear of the gearbox is a point-line gear, running of the gearbox can be more stable, the working noise of the gearbox can be reduced, and the service life of the gearbox can be prolonged; due to the fact that the point-line gears are large short-addendum gears, the large gear ratio can be achieved, and through the design of the limit of the gear ratios of the transmission gears, the maximum transmission ratio of the first gear of the gearbox can reach above twelve, the maximization of the transmission ratio of the first gear of the gearbox is achieved, the transportation requirement for steep slope overloading of automobiles is met, an auxiliary gearbox does not need to be added in front of or in back of the gearbox, the manufacturing cost of the gearbox of a heavy-load automobile is reduced, the failure rate of the gearbox is reduced, and the reliability of the gearbox is improved; in addition, the transmission structure of the gearbox does not need to be changed, so the gear shifting operation can be more convenient and flexible.

The invention relates to the field of mechanism kinematic-chains, and discloses a number-matrix description method of a planar closed multi-joint kinematic chain. Components and kinematic pairs, whichare Pn, of the kinematic chain are numbered, and an n x n number matrix A is generated. According to the number-matrix description method of the planar closed multi-joint kinematic chain of the invention, relation expression of a topology graph is omitted, information loss is prevented, the number matrix corresponds to the kinematic chain in a one-to-one manner, and can uniquely represent the kinematic chain, and a kinematic-chain structure diagram can be directly drawn by the number matrix.

A high-gradient directional solidifying apparatus features that its heating system has two heaters positioned respectived at liquid-solid interface and molten region, its drawing unit has mechanical and manual ones which can be electromagnetically switched, and its crystallizer is a dual-layer structure with cooling water jacket.

The clean water heater which is connected with clean water source, can be used for providing cold and hot drinking water instantaneously and conveniently and does not produce secondary pollution includes a shell body with cold water tap and hot water tap, clean water intake tube with electromagnetic valve and heating internal container with temp. controller and electroheating wire, in which the cold water tap is directly connected with clean water intake tube, and the hot water tap is communicated with heating internal container, and said heating internal container is communicated with clean water intake tube by means of electromagnetic valve.

The invention discloses a walking type self balance mini-tiller, which comprises an internal combustion engine, a transmission box and a main rotary blade, wherein a cutter shaft of the main rotary blade is parallel to the ground and is in transverse arrangement, the mini-tiller also comprises an auxiliary rotary blade realizing the balance effect, the auxiliary rotary blade is positioned behind the main rotary blade, and the auxiliary rotary blade is connected with a motive power mechanism and is driven to rotate by the motive power mechanism to realize the cutting on the soil, so the effect of balancing the main rotary blade and the goal of auxiliary deep cultivation are reached. Through the soil cutting effect of the auxiliary rotary blade in additional arrangement, the effect of balancing the vibration caused by the main rotary blade is realized, and the vibration degree and the operation and control difficulty of the existing small-size and miniature rotary tiller are reduced. Meanwhile, the cultivation effect of the existing miniature rotary tiller is also changed, the walking type self balance mini-tiller can realize the shallow cultivation and partial deep loosening, in addition, the shallow cultivation and the partial deep loosening adopt the layered operation but are completed at the same time, and the cultivation can reach more than 30cm in depth.

The invention discloses a solution concentration regeneration equipment for heat energy reuse in step, comprising steam kettle, heat exchanging system, peripheral pipe system and electric control system. The steam kettle comprises part in high-temperature zone, part in middle zone and part in condensing zone. Said part in the middle zone comprises outer wall, inlet port for dilute solution, outlet port for concentrated solution, installing port for inductor, solvent outlet port, vent and dissepiment between cavities. Said dissepiment between cavities comprises heat exchanging rib in evaporating room, middle plate of dissepiment between cavities and heat exchanging rib of condensing room. The invention can be widely applied in chemical condensing process, generator of air-conditioner with lithium bromide and so on. It can save energy and water resource greatly. It can decrease operation cost and compress equipment space. It is provided with huge environmental benefit and economical effect.

The invention discloses an externally heated high-temperature reduction fuming calcining rotary kiln. The externally heated high-temperature reduction fuming calcining rotary kiln is characterized in that a hearth external drum of a rotary drum (3) is provided with a high-temperature castable poured layer (2), the outer wall of the high-temperature castable poured layer (2) is reinforced by a steel plate shell (24), and a space between the steel plate shell (24) and the high-temperature castable poured layer (2) is filled with a heat-insulation material layer (1); oil and gas spray holes (5) are formed in a side of the rotary drum (3) and are communicated with an oil and gas ejection pipe (23) of an external heating system; a flue gas cooling and dust collecting device is arranged on a side of a kiln head of the rotary kiln, the temperature of a flue gas pipeline (10) of the flue gas cooling and dust collecting device keeps at 1050-1200 DEG C, and the temperature of an inlet of the flue gas cooling and dust collecting device is lower than 150 DEG C. The externally heated high-temperature reduction fuming calcining rotary kiln has the advantages that the externally heated high-temperature reduction fuming calcining rotary kiln can run stably and reliably and is high in metal oxide reduction rate and nonferrous metal evaporation rate, nonferrous metal in fume can be efficiently concentrated and recycled, the evaporation rate of lead in iron-bearing dust and the evaporation rate of zinc in the iron-bearing dust can respectively reach 90% and 95% at least, the grade of zinc oxide in the fume can reach 70% at least, and the occupation ratio of magnetic iron in calcined cinder can reach 80% at least.

The invention discloses an air intake system for generating power by using cement kiln bypass flue gas waste heat. The air intake system comprises a rotary kiln, a kiln tail smoke chamber, a lifting flue, a preheater and a kiln tail bypass waste heat boiler; the side wall or the top of the kiln tail smoke chamber or the side wall of the lifting flue is provided with an air intake; the air intake is connected with a smoke inlet of the kiln tail bypass waste heat boiler through an air intake pipe; the air intake pipe consists of three sections of pipes, namely an air intake pipe I, an air intake pipe II and an air intake pipe III; the air intake pipe I is obliquely mounted upwards, the bottom end of the air intake pipe I is connected with the air intake, and the top end of the air intake pipe I is connected with the vertical air intake pipe III; the top end of the air intake pipe II is closed, and the side wall at the top end of the air intake pipe II is communicated with the air intake pipe III oblique downwards; and the bottom end of the air intake pipe III is communicated with the smoke inlet of the kiln tail bypass waste heat boiler. The air intake system can effectively solve the problem of ash blockage of a bypass air intake pipeline, and has the advantages of reasonable structure, convenience for assembly and disassembly, high efficiency, high safety, simple cleaning process, low ash blockage rate and the like.

The invention discloses an aperture punching and forming integrated grading die. The grading die includes an upper die body, a lower die body, a convex die body, a concave die body and a secondary precise guide mechanism; the convex die body is arranged in the upper die body; the concave die body is arranged in the lower die body; and the upper die body and the lower die body are connected together through the secondary precise guide mechanism. The aperture punching and forming integrated grading die can perform punching for 500 times per minute on a high speed punching machine, can allow once punch-forming of products without secondary machining, is high in production efficiency in aperture machining, and is low in cost; and in a high speed punching process, a small punch will not break off, and the service life is long.

The invention discloses a rapid soldering device. The rapid soldering device comprises a support table, and a conveying belt. An adjuster is arranged on the front face of the support table, an ejecting base is arranged on the support table, a rail is arranged in the base, a direct-current power source is arranged on the rail, a lower magnet is arranged above the direct-current power source, an operation table is arranged in the ejecting base, an upper magnet is arranged in the operation table, an ejecting column is arranged on one side of the ejecting base, an insulation belt is arranged on the ejecting column, a conveying belt is arranged on the insulation belt, an insulation belt is arranged on the rear portion of the conveying belt, a welding gun is arranged below the conveying belt, and a temperature inductor is arranged beside the welding gun. The device has the beneficial effects that the machine replaces manual work, efficiency is improved, and body health of a person is protected.