39results about How to "Guaranteed composite effect" patented technology

The invention discloses a basalt fibre composite rib and a basalt fibre composite inhaul cable. The composite rib is formed by drawing, extruding, molding and compounding basalt fibre and carbon fibre under the pretension action, and fibre volume ratio is 4:1-1:1; the basalt fibre composite inhaul cable comprises an outer protecting layer and fibre reinforcement material arranged in the outer protecting layer, the fibre reinforcement material comprises a center rib and an outer rib, the center rib is composed of a basalt fibre rib or carbon fibre rib, the outer rib is composed of the basalt fibre composite rib, an adhesive elastic filling layer and an inner sleeve are arranged between the center rib and the outer rib, the inner side of the inner sleeve is connected with the adhesive elastic filling layer, and the outer side of the inner sleeve is connected with the outer rib. In the composite inhaul cable, the carbon fibre content occupies 25-40 percent of total fibre content of the inhaul cable. Compared with the prior art, the composite carbon fibre of the basalt fibre composite inhaul cable in the basalt fibre enables short-period and long-period mechanical property and chemical property of the inhaul integer to be better, and has remarkable economy.

The invention provides a rolling compositing process of aluminum-clad steel pipe material. According to the process, aluminum alloy material and carbon steel material are composited well; production cost is low, and composting is effective. According to the technical scheme, the process is characterized in that the carbon steel material and the aluminum alloy material are prepared respectively, the carbon steel material and the aluminum alloy material are stacked and fed into a rolling mill to be rolled, and the aluminum-clad steel pipe material is obtained. Rolling deformation is controlled ranging from 60% to 70% during cold rolling.

The invention belongs to the technical field of corrugated board production and processing, and particularly relates to a packaging corrugated board gluing and compounding device which comprises a rack, a conveying belt used for conveying corrugated paper is arranged on the rack, a gluing roller is arranged on the rack, a gluing mechanism is arranged on the gluing roller, a guide roller is arranged on the output side of the gluing roller, and a gluing mechanism is arranged on the guide roller. A compounding mechanism is arranged on the output side of the guide roller; the compounding mechanism comprises a compounding chamber fixed to the rack, an air cylinder is installed on the top face of the compounding chamber, and the output end of the air cylinder is fixedly connected with a hinge base. The gluing mechanism and the compounding mechanism are in close fit operation, the contact area of a pressing plate and corrugated paper is large and uniform, deformation and wrinkles are not prone to occurring, cardboard paper and the corrugated paper are tightly glued and bonded, the product quality is guaranteed, an adhesive is sucked through an adhesive suction barrel and conveyed to a gluing channel, and the production efficiency is improved. And the adhesive is uniformly coated on the convex teeth on the surface of the glue coating roller by the bristles on the brush plate, so that the cardboard paper can be uniformly and effectively glued.

The invention relates to a film material compounding device. The film material compounding device comprises a first compression roller mechanism, a second compression roller mechanism and a first adjusting mechanism, wherein the first compression roller mechanism comprises a base and a first compression roller rotationally arranged on the base around the axis of the first compression roller, the second compression roller mechanism comprises a fixed support, a swing seat rotationally connected to the fixed support around a rotating axis and a second compression roller rotationally connected tothe swing seat around the axis of the second compression roller, the second compression roller and the first compression roller are arranged in the first direction perpendicular to the axial directionof the first compression roller so as to abut against the two sides of a film material correspondingly, the rotating axis is perpendicular to the first direction and the axial direction of the firstcompression roller, and the first adjusting mechanism is connected with the fixed support and the swing seat and can apply acting force enabling the swing seat to rotate around the rotating axis. Andtherefore, the swing seat can be driven to rotate around the rotating axis through the first adjusting mechanism, then the second compression roller is driven to rotate around the rotating axis relative to the first compression roller, the second compression roller is parallel to the first compression roller, the compounding effect of the film material is favorably ensured, and the product qualityis improved.

The invention discloses a superfine nano silicon/carbon composite material as well as a preparation method and application thereof, which belong to the technical field of preparation of lithium battery negative electrode materials. According to the invention, the superfine nano silicon/carbon composite material is prepared on the basis of superfine nano silicon-based slurry, high-temperature petroleum asphalt and polyvinylpyrrolidone by using a segmented roasting method, the material has excellent electrical property, and the superfine nano silicon-based slurry is prepared by using electron beam evaporation combined with a crushing process. The problems that in the preparation process of the superfine nano silicon/carbon composite material, the problems that nano silicon-based materials such as nano Si and nano SiOx are large in particle size, the oxidation problem is not easy to control, and dispersion is not uniform are solved, and the prepared superfine nano silicon/carbon compositematerial has low expansibility and high cycling stability, and can be used as a battery silicon-based composite negative electrode material.

The invention relates to mask production equipment, in particular to a mask forming machine which comprises a rack, a non-woven fabric unwinding device, a forming device and an output device. The non-woven fabric unwinding device, the forming device and the output device are arranged on the rack; the forming device comprises a first guide assembly, a folding assembly, a nose bridge strip adding assembly, a composite roller assembly, a second guide assembly and a slitting assembly; the folding assembly comprises an indentation roller, a folding frame and a shaping mechanism; the nose bridge strip adding assembly comprises a nose bridge strip unwinding roller, a nose bridge strip guide roller assembly, a nose bridge strip conveying assembly, a nose bridge strip cutter assembly and a nose bridge strip guide pipe; the length of the nose bridge strip guide pipe is smaller than the length of a cut nose bridge strip; the composite roller assembly comprises a composite roller, a welding head and an ultrasonic generator; and the slitting assembly comprises an upper slitting roller and a bottom slitting roller. Non-woven fabric and the nose bridge strip can be conveyed to the forming deviceat the same time, so that the production efficiency is improved.

The invention discloses a preparation method and a preparation device for a metal composite plate. The method comprises the following steps: heating a base plate and a shroud plate; performing reduction reaction on the surfaces of the base plate and the shroud plate which are heated; stacking the base plate and the shroud plate which are subjected to reduction reaction; rolling the stacked plates to obtain the metal composite plate. The surfaces of the base plate and the shroud plate which are heated are subjected to reduction reaction, so that oxides on the surfaces of the base plate and the shroud plate are removed, and the influence of the interface oxides on compounding is eliminated during compounding.

The invention provides a special gluing protection film for advertising as well as a preparation method and glue coating equipment of the special gluing protection film and relates to a sticking film for the advertising, a preparation method of the sticking film and a glue coating device of the sticking film. The special gluing protection film for the advertising is prepared from a surface film layer (1) and a glue layer (2) through gluing, wherein the surface film layer (1) comprises at least one layer of a polypropylene raw material, the glue layer (2) is located on the bottom surface of the surface film layer (1), and the surface film layer (1) is jointly glued with an advertising picture through the glue layer (2) during use. The structure is simple, the raw material cost and the processing cost of body paper can be reduced during production, and the cost can be reduced by 50% or higher; during application, the gluing protection film is convenient to stick and can be used rapidly, the work cost for removing the body paper is omitted, production of waste is reduced, the environment pollution is avoided, so that the production efficiency is greatly improved, the application cost is reduced, and the product competitiveness is improved.

The invention relates to a zero-dimensional ZnSe-one-dimensional FeSe2 heterojunction catalyst as well as a preparation method and application of the zero-dimensional ZnSe-one-dimensional FeSe2 heterojunction catalyst. The method comprises the following steps: mixing Zn (CH3COO) 2.2 H2O, SeO2, sodium hexadecyl benzene sulfonate, hydrazine hydrate and water to form a precursor solution, and putting the precursor solution into a hydrothermal reaction kettle for hydrothermal reaction to obtain zero-dimensional nano granular ZnSe; zero-dimensional nano granular ZnSe, FeCl3, Na2SeO3, cetyltrimethylammonium bromide, hydrazine hydrate and water are mixed into a precursor solution, and the precursor solution is placed in a hydrothermal reaction kettle to be subjected to secondary hydrothermal reaction. The catalytic hydrogen production rate and the photocurrent density of the zero-dimensional ZnSe-one-dimensional FeSe2 heterojunction catalyst prepared by the preparation scheme are 2.4 times and 3 times of those of a single ZnSe product respectively, and the performance of the heterojunction photocatalyst is obviously enhanced. The method is simple in process, easy to control and high in production efficiency.

The invention discloses a control method suitable for combination of a plurality of layers of films. The control method comprises the following steps of inputting a tension reference instruction of a feeding roll and a displacement reference instruction of a composite roll and obtaining feedback signals including the current positions, the position deviations and the tension states of the feeding roll and the composite roll; comparing the displacement reference instruction of the composite roll with the current position value of the composite roll so as to take the result as an actual displacement instruction and realize displacement closed-loop control; based on the actual displacement instruction of the composite roll, calculating to obtain a displacement reference instruction of the feeding roll before correction; correcting the displacement reference instruction before correction by multiple modes so as to obtain a corresponding actual displacement instruction and realize displacement closed control; and respectively rotating the roll pair according to the actual displacement instruction so as to realize synchronous movement control process of combination of the plurality of layers of films. By the control method, the positioning effect of the combination of the plurality of layers of films can be obviously improved; simultaneously, the control method disclosed by the invention has the characteristics of high feeding accuracy, stable tension control, high automation degree and convenience in operation and the like.

The invention discloses a soft PE non-woven fabric applied to hygienic products and a manufacturing method of the soft PE non-woven fabric, and belongs to the field of PE non-woven fabrics. The soft PE non-woven fabric applied to the hygienic products comprises a soft layer and a composite layer, the soft layer is made of a low-melting-point PE raw material, the composite layer is made of a PP rawmaterial and a binding material, KS560T is selected as the PE raw material, H39S-2 is selected as the PP raw material, and OMBM is selected as the binding material; and a double-layer structure is adopted, the soft layer is made of a PE raw material with low melt indexes, the soft effect is extremely good, the composite layer is made of the PP raw material and the binding material in a mixed manner, the composite effect of the composite layer, the PE layer and a paper diaper can be guaranteed, more stability is achieved, meanwhile, the good soft effect can be kept, the dual-layer composite technology is adopted, the PE layer and a PP spunbond layer are composited, the soft effect of the PE can be kept, and the composite application to the waistline and other positions of the paper diaperis not influenced.