171results about How to "Save metal material" patented technology

The technological process of rolling and forming large hollow disc forging includes the steps of: deforming metal rod material, heating, upsetting to form cake blank, profiling to obtain disc blank, punching hole to obtain hollow disc blank, heating, locating, axial rolling, radial and axial rolling, and measuring size to obtain hollow disc forging. The rolling process has axial rolling force of (2-5)x10<5> kg, radial rolling force of (5-20)x10<4> kg, and broadening speed of 5-15 mm / s. The rolled disc forging has outer diameter of 800-3000 mm, inner diameter of 300-2000 mm and thickness of 30-250 mm. By means of altering the conic size and sizes of the conic roll, disc forgings of different sizes may be rolled. The present invention can form disc forging continuously and form large forging in small apparatus.

The invention discloses manufacturing process for an integrated fully-sealed liquid crystal screen. Components which are sequentially arranged are laminated into a whole through a solid ultraviolet flexible adhesive, wherein the components comprise screen protecting glass, a liquid crystal screen set, a support frame and a rear glass cover plate, wherein edge lighting type backlight module is nested in the support frame. The integrated fully-sealed touch and display screen manufactured by the process is waterproof, damp-proof and ultrathin, all gaps of the screen protecting glass or the touch screen set, a liquid crystal display screen set and the side lighting type backlight module are eliminated, image definition is improved, and brightness can be reduced to achieve a remarkable energy-saving effect.

The invention discloses a solution-spraying type air-conditioner heat pump unit, belonging to the field of refrigerating air-conditioning equipment. The solution-spraying type air-conditioner heat pump unit is technically characterized in that with the adoption of the solution spraying, the unit diffuses condensation heat to the environment in summer and takes heat from the outdoor air environment in winter; and the solution is regenerated by the using of exhausted gas of the compressor or hot water manufactured by the unit. Compared with an air source heat pump unit, the solution-spraying type air-conditioner heat pump unit has the obvious characteristics that the refrigeration efficiency is high, the continuous heating operation can be realized without defrosting in winter and the heating efficiency is high, and in addition, the structure of the unit is compact and the early-investment of the equipment is low.

The stereo light emitting character making machine includes one feeding mechanism, one slot cutting mechanism and one bending mechanism. The feeding mechanism includes 2-4 pairs of vertical feeding rollers rotated with one motor and one gear assembly; the slot cutting mechanism includes one traversing rack, one elevating rack, motors for driving the traversing rack and the elevating rack separately through ball bearing lead screw and one saw disc driven with one motor and through one timing belt; and the bending mechanism includes one traversing rack driven with one motor through ball bearing lead screw, one elevating unit and bending rollers on the elevating unit. The present invention is applied in making stereo light emitting character, and has high making efficiency, low production cost and other advantages.

The invention discloses a novel printed circuit board type heat exchanger based on a 3D printing technology. The novel printed circuit board type heat exchanger based on the 3D printing technology comprises a heat exchange main body formed on the basis of the 3D printing technology, wherein two ends of the heat exchange main body are a first heat exchanger inlet and outlet section and a second heat exchanger inlet and outlet section separately; a thermal fluid inlet channel and a cold fluid outlet channel are formed in the first heat exchanger inlet and outlet section in the vertical direction; a thermal fluid outlet channel and a cold fluid inlet channel are formed in the second heat exchanger inlet and outlet section in the vertical direction; a plurality of layers of periodic heat exchange channels are formed in the middle of the heat exchange main body from bottom to top; part of the periodic heat exchange channels communicate with the thermal fluid inlet and outlet channel; and the rest of periodic heat exchange channels communicate with the cold fluid inlet and outlet channel. The 3D printing technology is adopted, the whole heat exchanger is formed integrally, and loss of drainage, resistance and the like due to manufacturing errors can be reduced.

The invention relates to the technical field of electronic packaging and discloses a metal heat-conducting substrate and a manufacturing method thereof. An insulating medium slurry layer is printed on a metal substrate and molten by a laser ablation method to form an insulating medium layer, and a metal circuit slurry layer is printed on the insulating medium layer and molten by the laser ablation method to form a metal circuit layer, so that a well-insulated radiating passage is provided. The laser melting method has the advantages of achieving extremely high pattern accuracy, contributing to product miniaturization and precision, simplifying the technology of a manufacturing process, preventing pollution, saving materials, lowering cost and achieving good radiating effect.

This invention relates to a heat pipe vacuum sealing method and device, characterized in that it uses heat transfer agent heat exchanging equipment to seal. The sealing method comprises the following steps: a) preparing the sealing hole in the heat pipe to be sealed; b) evacuating and charging pump in vacuum chamber; c) welding the sealing to the prepared sealing hole by the friction welding or ultrasonic welding, forming sealing welding. The sealing device comprises vacuum generating system, a heat pipe to be sealed, an orientation fasten system and a prefilling system, wherein the heat pipe and the orientation fasten system are set in the vacuum chamber, after evacuating and prefilling, the fasten system will grasp the sealing block to the sealing hole to weld.

The invention discloses a heat pipe multihole foam metal heat exchanger with multihole foam metal as expanded transfer area based on the heat pipe principle, in order to solve the problems of the prior heat pipe heat exchanger with expanded transfer area, namely, large volume, large weight, consuming much metal and so on. The heat pipe multihole foam metal heat exchanger solves the problem of small heat interchanging area of heat pipes through filling multihole foam metal around the heat pipes in a shell. Cold and hot fluid involving in transfer of heat flows through multihole foam metal passages. Therefore, the heat exchanger is lighter, smaller and more compact with less metal consumed under the precondition of the same heat exchange effect.

The invention relates to a solution spray type heat pump set, belonging to the field of refrigerating and air conditioning equipment. The solution spray type heat pump set has the technical characteristics that the set radiates condensed heat to the environment in summer and takes heat from the outdoor air environment in winter by using solution spray, and the solution is regenerated by using heat released by recooling a high-pressure liquid refrigerant. Compared with an air source heat pump unit, the solution spray type heat pump set has the obvious characteristics of compact set structure, low initial equipment investment, high energy efficiency ratio for refrigeration operation in summer, no need of defrosting in winter, efficient, continuous and stable refrigeration operation and the like.

The invention discloses a compound mill. A roller (1) is positioned on a base (8) through bearings (5), a cylindrical space is arranged inside the roller (1), one end of the roller (1) is closed by a stopper (2), the other end of the roller (1) is firstly provided with a tubular blank (4) and extends into a roll shaft (3) with an annular groove, a die comprises the roller (1), the stopper (2) and the roll shaft (3), the roller (1) drives the blank (4) to rotate at an angular speed 1 under the drive of external force, friction force is generated between the roll shaft (3) and the blank (4) by means of pressure P, and the roll shaft (3) rotates at an angular speed 2 and further has the functions of axial reciprocation and radial reciprocation. When the axis O2-O2 of the roll shaft (3) is misaligned with the axis O1-O1 of the roller, the blank (4) is embedded by the aid of offset, and the inner wall of the blank (4) is broached and shrunk in compound milling and extrusion, so that the blank (4) becomes a qualified workpiece with an external cylindrical surface and an internal annular groove. Afterwards, the roll shaft (3) radially returns, stops rotating and axially returns, the stopper advances (pushes the workpiece out of the roller) and returns, all technical processes for machining one workpiece are continued to be completed rapidly and automatically by means of mechanical, electrical and hydraulic integration, production efficiency is improved, labor intensity is reduced, chipless machining is realized, and metal materials are saved.

The invention relates to a technique of directly printing metal imitation lines or wood imitation lines on the surfaces of plastic profiles, which is characterized in that the metal imitation lines or wood imitation lines are directly printed on the surfaces of plastic profiles by adopting the thermal transfer printing technology. The concrete steps are as follows: (1) cleaning and oil removing; (2) preheating; (3) coating the prime paint in rolling; (4) thermal transfer printing: a high temperature-resistance transfer printing rubber roller with 200-300 DEG C hot stamps the transfer printing film on the surfaces of the profiles with 50kg pressure; (5) coating ultraviolet proof resin in roll and packaging. The technique has the advantages that: the transfer printing press is adopted to directly print the metal imitation lines or wood imitation lines on the surfaces of plastic profiles. The surface treatment orders of small, medium and large plastic profiles can be accepted with flexible production quantity. The customized design requirements can be satisfied. The transfer printing press is low in manufacturing cost; the operating technology is lower than the extrusion process. The labor productivity and the qualification rate are high and the energy consumption is small. A large quantity of metal imitation materials can be saved.

The invention relates to an internal respiration air bag balanced type anti-explosion and anti-corrosion method of an anti-explosion electric apparatus. A loose air bag is connected to a sealing shell so as to ensure that the internal space of the sealing shell is isolated from the external environment without pressure difference. The invention also relates to an internal respiration air bag balanced type anti-explosion and anti-corrosion lamp which comprises a lamp body and is characterized in that the sealing shell of the lamp body is connected with the loose air bag to ensure that the internal space of the sealing shell is isolated from the external environment without pressure difference. The air bag is an external air bag, the inner cavity of the external air bag is communicated with the inner cavity of the sealing shell; or the air bag is an internal air bag, and the inner cavity of the internal air bag is communicated with the external environment through a connecting pipe. The invention can realize the free respiration with the external environment without pressure difference and does not have the problem of gas or dust fog exchange in the environment; and the air bag is used as a respirator arranged in the electric apparatus and has remarkable anti-exploration and anti-corrosion property.

The invention discloses a pollution-free double-stage oil-water separation diesel oil filter. The filter comprises a filter seat (1), a housing (5), a filter core assembly (3), a water collecting cup (8), a sealing ring and an air bleed valve (16), and is characterized in that a flow guide vane (2) is sleeved in the filter seat; the upper part of an upper end cover (14) of the filter core assembly is sleeved on an oil outlet channel in the filter seat; a disc type spring (6) is arranged at the lower end of a lower end cover (11); the edge of the disc type spring is embedded in a positioning groove at the internal lower part of the housing; a support frame (12) is sleeved between the upper end cover and the lower end cover of the filter core assembly; a folded filter paper (3) is sleeved outside the support frame; an organic fluorine layer is additionally coated on an oil inlet surface of the filter paper; the upper end of the housing is connected with the filter seat through looseness-proof screw threads, and the lower end of the housing is connected with the water collecting cup through looseness-proof screw threads; and a water drain valve (10) is arranged at the lower part of the water collecting cup. The filter has the advantages that the service life of filter core capable of efficiently separating oil and water can be prolonged, only the filter core assembly needs to be replaced during maintenance, and waste filter cores can be treated in a pollution-free manner, so that the emission of hydrocarbons is effectively reduced and metal materials are saved.

The invention relates to a chip packaging structure with the electromagnetic shielding function, and belongs to the technical field of semiconductor packaging. The chip packaging structure with the electromagnetic shielding function comprises a chip of the front surface is equipped with a chip electrode, and an encapsulating body; the encapsulating body comprises an encapsulating chip; electromagnetic shielding layers are arranged on the rear surface and four side surfaces of the chip; repassivation layers are arranged on the front surface of the chip and the upper surface of the encapsulating body; repassivation layer openings which expose from the upper surface of the chip electrode are formed in the repassivation layers, positioned above the chip electrode; a re-wiring metal layer and a surface protecting layer are selectively arranged on the surface of each repassivation layer, wherein the re-wiring metal layers are connected with the chip electrode through the repassivation layer openings, and the input / output ends are arranged on the upper surfaces of the re-wiring metal layers; the surface protecting layer covers the surfaces of the re-wiring metal layers, outside the input / output end. With the adoption of the chip packaging structure with the electromagnetic shielding function, the cost and size of the packaging body are unchanged, so that the development trend of small packaging of a device is met.

The invention relates to a particle damping and vibration reduction machine tool. The machine tool includes a machine tool structural part, a cavity (2) is arranged in the machine tool structural part, and damping particles (3) are sealed and filled in the cavity (2). The machine tool structural parts include a machine tool bed (1), a machine tool top beam (4), a machine tool column (5), a machine tool beam and a machine tool reinforcement beam. In the present invention, not only the steel plate welding technology is used to manufacture a large machine tool bed, but compared with the traditional casting processing technology, it has the advantages of relatively simple manufacturing process, short processing and manufacturing cycle, low cost, and saving metal materials; it can also significantly reduce the vibration of the machine tool amplitude, and has the advantages of small changes to the original structure and small additional mass, which not only ensures the machining accuracy of the machine tool, but also saves a lot of metal materials, reduces manufacturing costs, and plays the role of energy saving and emission reduction.

The invention discloses a ground reflector in a cable network structure. The ground reflector comprises a plurality of rectangular truss frame units (1), a plurality of ring structure connecting joints (2), a position and pitching control device (3), a feed source (4), an upper ring (5), a lower ring (6), a center cylinder (7), network surface cables (8), fastening cables (9) and dragging cables (11), wherein supporting cables (10) are mounted between the network surface cables and the fastening cables; the deformation of the network surface cables can be controlled by regulating the lengths of the supporting cables, and the shape of a reflecting surface is changed; through regulating and controlling the lengths of three telescopic rod units in the position and pitching control device, a position angle and a pitching angle of the ground reflector in the cable network structure satisfy the required positions and the required postures. The ground reflector is simple in structure and light and flexible, the position and the pitching of the ground reflector can be accurately controlled, the structural rigidity is improved, the surface accuracy of the reflector can be ensured, and the ground reflector is used for communication, navigation, detection, tracking, measurement and control for the ground surface environment.

The invention comprises a vacuum-producing system, an awaiting seal heat-pipe, a position clamping system and a charging system. The awaiting seal heat-pipe is fixed via the position clamping system. The future sealing holes of the awaiting seal heat-pipe are held in a vacuum cavity consisting of the vacuum container with vacuum-pumping and charging interfaces. After finishing the process of vacuum-pumping and charging in the vacuum cavity, the clamping system holds the sealing plug to the sealing hole, a friction welding system or an ultrasonic welding system will finish soldering and sealing of the future sealing holes of the awaiting seal heat-pipe and the sealing plug.

The invention relates to a hoisting tool for machining circular workpieces. The hoisting tool is characterized by comprising an upper clamping body and an inverse Y-shaped lower clamping body; the upper part of the vertical arm of the lower clamping body is provided with a U-shaped groove and an adjusting slotted hole, the bottom of the vertical arm of the lower clamping body is connected with a supporting plate provided with a U-shaped groove and a mounting hole, and two ends of the U-shaped groove of the supporting plate are fixedly connected with shaft sleeves; the upper clamping body is hinged with the shaft sleeves of the supporting plate through rotating shafts, one end of the upper clamping body is fixedly connected with a hoisting ring, and the other end of the upper clamping body is fixedly connected with an upper clamping jaw; and the ends of two oblique arms of the lower clamping body are fixedly connected with lower clamping jaws. The hoisting tool for machining the circular workpieces has the advantages that: the hoisting tool for clamping the workpieces is simple, convenient and fast, and greatly lightens the labor intensity of operators in the production process; and the hoisting tool can be applied to clamping of workpieces of different specifications, so that massive metal materials are saved and the machining cost of the workpieces is greatly reduced.

The invention relates to method and device for preventing leak through of spiral lift tap. The invention includes that ceramic valve assembly provided with ceramic valve core substitutes the original washer and washer seat in various spiral lift taps, so as to achieving the aim of preventing leak through of tap. The device is ceramic valve assembly, comprising a case, a spring, a seal ring, a ceramic valve core, a rotary valve handle, a clamp spring, a drive plate and a stop block; the case is internally provided with a ceramic valve core, the side of the case is provided with a through hole, the bottom is provided with the seal ring, the spring is sheathed at the periphery of the case, the upper part in the case is provided with the drive plate and the clamp spring, the clamp spring is connected with the hole at the lower end of the rotary handle of tap, and the valve core is controlled to open or close by the handle of tap. The invention has the beneficial effects that technical upgrading and updating can be carried out on the spiral lift tap, the problem of leak through of spiral lift tap can be effectively solved, and the tap is given with brand new usage function and value. The product of the invention is safe, environmentally friendly, water-saving and material-saving and has long service life and wide application prospect.

The invention discloses a honeycomb type heat exchanger adopting multiple times of diffluence and confluence. First-time diversion grooves used for performing confluence and diffluence on honeycomb holes in the first-time diversion grooves are alternately arranged on same end surfaces of honeycomb bodies in an upper heat exchange plate and a lower heat exchange plate, and confluence grooves and diffluence grooves in the first-time diversion grooves are arranged alternately; second-time to fourth-time diversion grooves and inter-communicated through holes which are communicated with the first-time diversion grooves are formed in an upper separation-combination device and a lower separation-combination device respectively, and the second-time to fourth-time diversion grooves realize 2 to 4 times of step-by-step diffluence and confluence; an upper connecting plate is arranged at the upper end of the upper separation-combination device, and a lower connecting plate is arranged at the lower end of the lower separation-combination device; a plurality of connecting through holes communicated with 2 to 4 diffluence or confluence grooves are formed in the upper connecting plate and the lower connecting plate; and cold fluid inlet and outlet and hot fluid inlet and outlet are formed at two ends of the upper connecting plate and the lower connecting plate respectively. The honeycomb typeheat exchanger is large in treatment flow capacity, high in heat exchange efficiency, strong in compressive strength, small in volume, light in weight and high in sealability, can treat liquid with high viscosity and suspended particles, can reduce the cost and is convenient to clean and mount, and the flow velocity of the fluid in each honeycomb hole is uniform and no laminar flow and dead corner exists.

The invention relates to a manufacturing method of a micro lead delay detonating detonator, belonging to the field of production of civil blasting devices. The manufacturing method of the micro lead delay detonating detonator comprises the following steps of: (1) charging delay powder into an aluminum metal pipe; (2) drawing the aluminum metal pipe charged with the delay powder into a slim metal pipe with the diameter of 1.4-2.6 mm; (3) carrying out plastic coating on the slim metal pipe to form a delay body, wherein plastic coating thickness is 1.5-2.5 mm; (4) cutting the delay body into delay elements with the lengths of 8-200 mm; and (5) assembling to manufacture the micro lead delay detonating detonator. According to the invention, the heavy metal lead is prevented from polluting the environment, the delay accuracy of the micro lead delay detonating detonator is enhanced and the cost of the micro lead delay detonating detonator is reduced; in addition, the micro lead delay detonating detonator can be produced by adopting an integral type structure and also adopting a split type outer delay structure, and delay time is not influenced by the body length of a fire detonator, therefore the requirements on special users can be met by greatly prolonging the delay time.

A U-shaped steel used for the tubular axle of trailer is disclosed. Its manufacture technology includes such steps as providing raw material, heating, rolling, cooling, and finishing. It can improve the structure and strength of tubular axle.

The invention discloses a non-scaling plate-shell type heat exchanger. The non-scaling plate-shell type heat exchanger comprises a heat exchanging plate group, at least one longitudinal power ultrasonic transmission system, at least one power energy wave generator, at least one deflector partition plate and a shell, wherein the heat exchanging plate group, the longitudinal power ultrasonic transmission system and the deflector partition plate are arranged in the shell, and the power energy wave generator is connected with the corresponding longitudinal power ultrasonic transmission system; and an expansion node is arranged between the interior of the heat exchanger and a tube plate. The non-scaling plate-shell type heat exchanger not only has the characteristics that the plate type heat exchanger is high in heat exchange efficiency and small in occupation area, but also has the characteristics that the shell type heat exchange resists high temperature and high pressure, the enhanced heat exchange effect is obvious, and the non-scaling plate-shell type heat exchanger represents the development direction of high-efficiency and energy-saving heat exchange products.

The invention discloses a structure and a manufacturing method of a light load gear. A convex platform and a concave platform which are matched are respectively arranged on an internal round surface of a gear ring and an external round surface of a hub of the light load gear. A spoke is made of engineering plastics, such as polycarbonate (PC), polyamide (PA) and polyformaldehyde (POM). The spoke is fixed on the central position of the gear ring through a mould, the spoke melt at high temperature is pressed through the mould and is filled in a space between the hub and the gear ring, and after the spoke is cooled, the spoke, the hub and the gear ring form the uniform integral gear. The structure and the manufacturing method of the light load gear have the advantages of being easy to manufacture, saving metal materials, and being low in cost, relatively small in vibration in the transmission process, small in noise, and favorable for environment protection.

The invention discloses a two-flow tube header structure of a wound-tube-type heat exchanger. The two-flow tube header structure comprises a tube header assembly, a flange base and a tube sheet. The tube header assembly comprises an outer tube header and an inner tube header, wherein the inner tube header and the outer tube heater respectively comprise a nozzle and a head and a cylindrical shell which are sequentially connected, the inner tube header is arranged in the outer tube header and is connected with the outer tube header through rib plates, the nozzle of the inner tube header is led out from the cylindrical shell of the outer tube header, the lower end of the cylindrical shell of the outer tube header is fixedly arranged on the flange base, two annular sealing surfaces which are arranged in the same plane are arranged on the upper end surface of the tube sheet and are respectively connected with the bottom end surface of the cylindrical shell of the inner tube header and the bottom end surface of the flange base which is connected with the bottom end of the cylindrical shell of the outer tube header, gaskets are arranged between the connected end surfaces, and the flange base is connected with the tube sheet through bolts to tightly fasten the integral inner and outer tube headers on the tube sheet. The two-flow tube header structure has the advantages that the design and manufacturing difficulty and the production cost are reduced, the unreasonable design structure with a bypass tube header on a shell side is avoided, the design calculation and the manufacturing difficulty are reduced, the overall performance is excellent, the structure is convenient to assemble and the operation for maintenance, inspection, repair and the like is easy to conduct.

The invention discloses a dispensing insulation paper suitable for wind power and solar transformers, and an application thereof. The dispensing insulation paper comprises a first heatproof insulationpaper, a middle layer formed by a polyimide film and a second heatproof insulation paper which are sequentially stacked, the first insulation paper and the middle layer are bonded through an adhesive, and the second insulation paper and the middle layer are bonded through the adhesive, wherein the adhesive is a composite adhesive, and the composite adhesive includes a PU adhesive and an epoxy adhesive, and a mass ratio of the PU adhesive to the epoxy adhesive is (8-10):1; the epoxy adhesive includes modified epoxy resin and an epoxy resin curing agent according to a mass ratio is (4-8):1; andthe modified epoxy resin comprises liquid epoxy resin and solid epoxy resin according to a mass ratio of (0.5-2):1, and the adhesive is dispensed on the outer surfaces of the first and second heatproof insulation papers. The invention also discloses the application of the dispensing insulation paper in the wind power transformers and solar transformers. The dispensing insulation paper has the advantages of high heatproof grade, good mechanical strength and good breakdown voltage, and is extremely suitable for the interlayer insulation of the wind power and solar transformers.

The invention provides a lamp of which the illumination angle and brightness can be adjusted freely. Large power LED light sources are installed in the lamp and electrically connected with an AC power source. The lamp is characterized in that: the base frame of the lamp is a metal panel on which a ridge is arranged; the metal panel parts on the sides of the ridge separately form different subareas and an angle of 100 degrees to 170 degrees is formed between the metal panel parts of the subareas; the metal panel is bended toward a surface where no LED light source is installed; the setting mode of the LED light sources is that: a large power LED matrix consisting of the large power LED light sources is arranged on the metal panel of each subarea; one end of the metal panel is provided with a lamppost installation package which is connected with a lamppost fixedly; and an electric wire connecting the LED light sources with the AC power source is fixedly set by the lamppost installation package. The lamp can meet the requirements of illumination brightness and illuminance of various roads, factories and mines and has the advantages of no investment on expensive pressure-casting dies and greatly saving metal materials, packing materials, energy consumption during manufacture, transportation cost and storage space.

The invention discloses a high-voltage electric energy metering device with convenient disassembly and assembly, comprising a high-voltage electric energy meter and an insulating support. The high-voltage electric energy meter comprises at least two wire phase components; each wire phase component is provided with a conductive bar which is used for rapidly installing the high-voltage electric energy meter on the insulating support and is serially connected to a power transmission line; at least one of the wire phase components is internally provided with a current sensor used for inducing current and the change thereof in the conductive bar; the upper end of the insulating support is provided with a locking mechanism used for locking the conductive bar, and the lower end of the insulatingsupport is provided with an open hook used for supporting the conductive bar; the locking mechanism and the open hook are both communicated with the power transmission line; and the upper end of the conductive bar is locked by the locking mechanism, and the lower end of the conductive bar is movably hinged to the open hook. The invention aims to provide the high-voltage electric energy metering device which is small in design size, light in weight, simple in structure, convenient to install and capable of being rapidly disassembled and assembled.