140results about How to "Reduce processing procedures" patented technology

The invention discloses a rolling device for forming of copper alloy flat wires. The rolling device comprises a wire-unwinding mechanism, a plurality of sets of rolling mills, a synchronous tension mechanism, an electrical control system and a wire-rewinding machine. The wire-unwinding mechanism comprises a wire-unwinding plate and a halt air brake device. The rolling mills are composed of more than two stand-alone mills, and each rolling mill is composed of a rolling roller, a support, an electromotor and a belt. The synchronous tension mechanism is composed of a potentiometer, a connection rod, a guide wheel and a spring support. The electrical control system is composed of an electric cabinet, an electrical element, electric wires and cables and provides power for each rolling mill. According to the rolling device, a multi-channel continuous rolling method is utilized, the rolling device is high in accuracy, processing procedures of the copper alloy flat wires are shortened, operation speed is 1.5-2.0 times that of a conventional stand-alone mill, and production efficiency is improved. Meanwhile, as gradual rolling during a rolling process is utilized, the rolling size is very stable, the surfaces of the flat wires are smooth and bright, the fact that grooves and roughness of the surfaces of the flat wires occur in a drawing process of a traditional mould is avoided, and product quality is improved.

A master cylinder is provided with a secondary piston (9) having a predetermined number of second axial grooves (24) formed, at predetermined intervals in the circumferential direction, in the outer circumferential surface of a head section of the piston (9). Second radial holes (25) are formed in rear end sections of some of the second axial grooves (24), penetrating between the inner and outer circumferential surfaces of the piston (9). When the cylinder is not operated, a rear end section of the second axial grooves (24) and the second radial holes (25) are together closer to the rear side than a seal point A of a second cup seal (17), and as a result, a second liquid chamber (21) and a second liquid pressure chamber (15) are communicated via the second axial grooves (24) and the second radial holes (25). Further, when the rear end sections of the second axial holes (24) and the second radial holes (25) are closer to the front side than the seal point A, the second liquid chamber (21) and the second liquid pressure chamber (15) are cut out. By this, the piston is more easily worked and the strength of the piston is ensured, with ease of brake fluid supply assured.

The invention relates to a full-automatic paper mask production machine. The mask production machine comprises a mask piece striking machine for forming a mask piece and an ear belt adhesion machine for adhering belts on a paper mask. A horizontal plane of a rack of the mask piece striking machine is vertical to a horizontal plane of a rack of the ear belt adhesion machine; and the mask piece striking machine is connected with the ear belt adhesion machine by a paper mask clamping and conveying device. The full-automatic paper mask production machine has the advantages of compact structure, high automation degree, convenience in operation, reliability in operation, accuracy in action, high working efficiency and the like. In the production process of equipment, the whole process of feeding the mask piece, conveying the ear belts, cutting off, welding, covering the edge, cutting off and outputting a finished product is automatically completed. The machining process is reduced; the mask productivity level is greatly improved; the labor intensity of workers is reduced; the labor cost is reduced; and the full-automatic paper mask production machine has obvious social and economic benefits.

The invention discloses a five-axis additive manufacturing and subtractive manufacturing compound machining device, comprising a double-Z-axis additive manufacturing and subtractive manufacturing mould, support beams, a cross beam and a cradle type workpiece tray; the cross beam is arranged to be linearly fed along a guide rail on the top surface of the support beams along the horizontal Y-axis direction; the double-Z-axis increase and decrease material module is arranged to be linearly fed along the X-axis of the cross beam; the double Z-axis additive manufacturing and subtractive manufacturing mould comprises a moving frame, a print head and a milling head; the print head and the milling head are respectively installed at the two sides of the moving frame, and the print head and the milling head are arranged to slide along guide rails respectively arranged in the Z-axis direction so as to be linearly fed; in a space between the support beams at the two sides of the lower part of thecross beam, the cradle type workpiece tray rotates about the X-axis direction by means of two arms; the cradle-type workpiece tray is arranged to circumferentially rotate along the circumferential direction perpendicular to the plane where a fixed plate is positioned. The five-axis additive manufacturing and subtractive manufacturing compound machining device integrates additive manufacturing andsubtractive manufacturing, thus greatly reducing the component manufacturing cycle, and facilitating the manufacturing of parts with higher precision; furthermore, the device is wide in applicability.

The invention provides a method for preparing a large-size complex silicon nitride ceramic and relates to the method for preparing silicon nitride ceramics. The invention aims to solve the problem that the present direct writing molding technique cannot prepare large-size silicon nitride ceramic materials. The preparation method comprises the following steps: 1) weighting; 2) mixing; 3) 3D printing; 4) sintering, thereby finishing the preparation of the large-size complex silicon nitride ceramic. The method provided by the invention can be used for preparing the large-size complex silicon nitride ceramic.

The invention discloses a connecting-point-free metal sheet etching method and a metal element group manufactured with the same. According to the method, single-face etching is adopted, arrangement of connecting points of a metal sheet to be etched is not needed, multiple formed metal elements are transferred onto a protection film through an anti-corrosion cure adhesive after film pressing, exposure, developing and etching are conducted on the metal sheet, and then the metal element group easy to peel is formed to be used in the later stage.

The invention relates to a method for manufacturing an insulation layer of a touch panel, which comprises the following steps of: plating a first transparent conducting layer on a substrate, cleaning for the first time, then coating a first photoresist layer to generate a conductive circuit graphic, developing for the first time, then etching and decoating the photoresist layer, cleaning for the second time to expose the conductive circuit, coating an organic insulation layer on the first transparent conducting layer, developing for the second time, then plating a second transparent conducting layer on the organic insulation layer, cleaning for the third time, coating a second photoresist layer on the second transparent conducting layer to generate another required conductive circuit graphic, and finally carrying out the third development on the conductive circuit graphic on the photoresist layer with a developer, therefore, the invention achieves the effects of reducing processing procedures and lowering cost when being used for manufacturing the insulation layer of the touch panel.

The invention mainly relates to the technical field of wood product processing, and discloses a method for preventing deformation and cracking of pines. The method comprises arrangement, refrigeration, fermentation, primary drying, humidification and secondary drying; the method is simple and convenient in batch processing; no poisonous reagent is added in the treatment process to achieve safety and health; the water content of the treated pines is stable, and the water absorbing capacity is reduced, so that deformation and cracking are radically prevented, the service life is prolonged by 14.5%, and the use value of pine products is obviously improved; the cut pines are cut according to needed lengths; pine barks are retained; the protecting effect of the pine barks is improved, so that the color change in the pine treatment process is inhibited, and later unified bleaching treatment is convenient; and pine sections are put in a treatment chamber to gradually cool for refrigeration, so that the water in the pines is reduced under low-temperature environment, gaps among pine fibers are increased, the resistance of the pines to temperature and humidity is improved, the influence of environmental change to the pines is relieved, and deformation and cracking of the pines are prevented.

The invention discloses compound type machining equipment for copper alloy flat wires. The compound type machining equipment comprises a pay-off rack, multi-pass rolling equipment, online annealing equipment, two-time continuous pressing equipment, online annealing equipment, a tension rack and a finished product wire drawing machine, wherein the finished product wire drawing machine comprises a polycrystalline die, a winding displacement mechanism and a take-up mechanism. The compound type machining equipment disclosed by the invention adopts few machining procedures, is high in production efficiency and high in machining precision; the produced copper alloy flat wires are smooth in surfaces and good in quality.

The invention discloses a stable and conveniently assembled and dissembled multiple-conductive-core cable. The cable comprises an outer protection layer and cable inner core conductors arranged in an inner cavity of the outer protection layer. The invention also discloses a manufacturing method for the stable and conveniently assembled and dissembled multiple-conductive-core cable; the method comprises the following steps of S1, preparing a traction rope, the outer protection layer and the cable inner core conductors of a to-be-threaded cable; S2, fixing and tightening one end of the traction rope at one ends of the cable inner core conductors, meanwhile, enabling one end with a hook to be penetrated through the inner cavity of the outer protection layer; S3, fixing the hook by a drawbench or a traction apparatus, and performing traction operation on the cable inner core conductors; and S4, controlling the traction speed to be not greater than 3m / min until the threading of the cable inner core conductors is completed. A rotary wheel mounting groove and an auxiliary rotary wheel apparatus are arranged in the inner cavity of the outer protection layer, so that convenience in the cable threading process can be well ensured, and structural completeness can be guaranteed; the method is applicable to design of a relatively short cable; and after maintenance, the safety is relatively high and is not affected.

The invention discloses a high-power transistor, which comprises a wafer, a lead frame, leads, pins and a plastic sealing body, wherein the upper part of the lead frame automatically generates a radiating fin, while the lower part of the lead frame automatically generates a collector pin; both sides of the collector pin are provided with an emitter pin and a base pin at intervals; the lead frame is thin with the thickness of between 0.38 and 0.42 mm; and the pins are short with the length of between 6 and 7 mm, and are made of KFC copper materials containing iron of 2 to 5 percent. The high-power transistor has the characteristics of small size, raw material saving, low cost, high power, simple processing, reliable work and long service life, and can be widely used as a key electrical element in televisions, audio equipment, electronic instruments and equipment and electronic light source.

The invention relates to a high-strength corrosion-resistant copper-based alloy bar for ocean engineering. The alloy bar comprises the following components: aluminum accounting for 13% to 23% of the total weight of the alloy bar, iron accounting for 3% to 17% of the total weight of the alloy bar, tin accounting for 0.5% to 8% of the total weight of the alloy bar, zinc accounting for 1% to 15% of the total weight of the alloy bar and the balance of copper. The invention further relates to a preparation method of the high-strength corrosion-resistant copper-based alloy bar for the ocean engineering. According to the method, proper amount of the tin, the zinc and other elements are added on the basis of the traditional copper-based alloy; and the content of the aluminum is increased properly, thereby enhancing the compressive strength, the corrosion resistance and the like of the alloy. As a result, the performance of a bar material QAL9-4 made of the alloy is enhanced. Relative to the preparation method of the bar material QAL9-4, as the method provided by the invention is used, the only requirement is to squeeze the bar material without being forged, but the obtained mechanical performance is equal to that of the bar material being forged. Therefore, the method provided by the invention has the advantages that the machining processes are reduced; the production efficiency is improved; and the production cost is lowered.

The utility model discloses a nylon polarized lens which comprises a nylon material layer and a polarized film, wherein a positioning part for positioning the polarized film is formed at each of the four corners of the nylon material layer, and buffering grooves are arranged at the end surface of two opposite edges of the nylon material layer. A forming mold for preparing the nylon polarized lens comprises an upper mold and a lower mold. The top end face of the lower mold is an arch concave face, and a buffering rib for molding a lens buffering slot and a positioning part for positioning the polarized film are formed on the top end face of the lower mold; and the bottom end face of the upper mold is an arch convex face, and the upper mold approaches the lower mold to form a mold chamber for molding the lens. The nylon polarized lens and the forming mold are suitable for manufacturing a polarized lens which has a thin mode and expensive materials, and improve the yield and the product quality.

The present invention discloses a vacuum freeze-drying processing method of fresh ginsengs. The vacuum freeze-drying processing method comprises steps of material selecting, deep washing and screening, instant high temperature sterilizing, pre-freezing, one-step vacuum freeze drying, moisture preventing and packaging. The processed fresh ginsengs are subjected to the instant high temperature sterilizing and one-step vacuum freeze drying to maximally retain nutrients of ginsenosides, polysaccharides, flavonoids, vitamins, etc., and to enable many easily volatile and heat-sensitive natural ingredients originally unique to the fresh ginsengs to both be very well preserved. Besides, the shapes of the original fresh ginsengs are preserved; the ginsengs are unique in smell and fresh in color, and have characteristics of being clean and sterile, eaten directly, and crisp in mouthfeel; and the whole processing method optimizes technological processes, shortens processing processes, effectivelyimproves processing efficiency, reduces production costs, and effectively extends the shelf life of the fresh ginsengs.