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451results about How to "Improve product grade" patented technology

Method for detecting eccentric load of roller washing machine by vibrating sensor

The invention relates to a method for detecting an eccentric load of a roller washing machine by a vibrating sensor. The front-most part or the rearmost part of the outer edge of the outer barrel of the roller washing machine is provided with the vibrating sensor; by utilizing an amplitude and phase relation between vibrations measured in two directions, the vibration state of the outer barrel is judged; a vibration value is tested while rotate speed variation or eccentric weight are tested by adopting an original eccentric load detection method; according to the vibration state of the outer barrel, the distribution of the eccentric load in a roller is judged, and a preset value of the eccentric load is adjusted, and therefore, the weakness that dynamic eccentricity cannot be detected by adopting the original eccentric detection method is overcome. The detection and the protection of the dynamic eccentricity are added, and therefore, the detection precision of the eccentric load is improved, the vibrations and noise when drying is performed are reduced, and the product grade of the rolling washing machine is improved.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Printing decoration metallic plate capable of panel beating and manufacturing method thereof

The present invention is printed metal plate and its making process. On the surface of coated steel sheet, patterns are first printed with ink fitting the surface coating of steel sheet and through intaglio offset printing, and high temperature cured paint or UV cured paint is then roller coated to the surface of the patterns. The printed metal plate has high decorating effect. Compared with available technology, the present invention has the advantages of environment friendship and low cost.
Owner:青岛河钢复合新材料科技有限公司 +1

Two-die three-punch upsetter and working method

The invention relates to a two-die three-punch upsetter. A third punch die is a trimming die or a forging and pressing die and is arranged on a large slide block, and a first punch die and a second punch die are arranged on a lifting plate; a first concave die corresponds to the first punch die and the second punch die, and a second concave die corresponds to the third punch die; and axis of the second concave die and the third punch die are oppositely kept on the same straight line all the time. A working method comprises the following steps of: forming a workpiece by rotating a crank shaft twice; when the large slide block is upset for the first time, upsetting a blank into a primary upsetting semi-finished workpiece by the first punch die and preserving the semi-finished workpiece in the first concave die; upsetting a secondary upsetting semi-finished workpiece into a finished workpiece by the third die and ejecting the finished workpiece out; when the large slide block upsets for the second time, upsetting the primary upsetting semi-finished workpiece into the secondary upsetting semi-finished workpiece by the second punch die and ejecting the secondary upsetting semi-finished workpiece out; and air beating by the third punch die. The invention can achieve the functions of various upsetters, such as a one-die two-punch upsetter, an outer hexangular trimming machine, a three-die three-punch upsetter, and the like.
Owner:杨东佐

Production process of semi-hard soft copper belts

The invention discloses a production process of semi-hard soft copper belts. The process comprises a coarse rolling work procedure, an annealing work procedure, a middle rolling work procedure, an annealing work procedure, a fine rolling work procedure, a normal annealing work procedure, a cleaning work procedure, a bending pulling straightening work procedure, a cutting work procedure and a packing work procedure. Compared with the prior art, the production process has the advantages that the normal annealing is adopted. Compared with the low-temperature annealing process, the production process has the advantages that soft copper belt products can be obtained, in addition, the bending pulling straightening work procedure is added, the bending pulling straightening is mainly used for improving the belt form quality of hard belt materials, the process is equivalent to once rolling at an ultralow processing rate, and the belt materials can generate certain plastic deformation after the bending pulling straightening, so the products are processed into the semi-hard soft state from the soft-state processing, the product performance regulation is reached through controlling the elongation rate and the tension, the obtained copper belt products have uniform performance, in addition, the belt form quality of products is greatly improved, the product grade is improved, and the use requirements of customers are met.
Owner:ANHUI ZHONGYUAN NEW MATERIALS CO LTD

Vacuum plating film coating

InactiveCN1693396AImprove adhesionImproved coating adhesionCoatingsSolventRosin
A paint for the vacuum deposition on plastics is proportionally prepared from plant oil, polyol, acid anhydride, rosin, acrylic copolymer, polyhydroxy polymer, modified polyolefin, isocyanate and solvent mixture through alcoholysis, esterifying, addition reaction and aminoesterifying.
Owner:汕头市长崎制漆有限公司

Fresh water treatment machine

The invention relates to the water treatment industry, in particular to the deep filtration and purification aspects of drinking water. The invention discloses a fresh water treatment machine comprising a backflushing filter element, an engine base with a water inlet and a water outlet, a water path switcher and a sealing cover which contacts and is matched with the engine base to form a sealed inner cavity, the built-in water path switcher is provided with a hollow rotating shaft, one end of the hollow rotating shaft is hermetically communicated with a switching water nozzle of a rotary disc of the hollow rotating shaft, the other end of the hollow rotating shaft penetrates through a shaft via hole to form a rotatable water nozzle pipeline, another switching water nozzle of the rotary disc is communicated with another water nozzle pipeline of the engine base through the inner cavity, a fixed disc of the water path switcher is provided with 2-15 water nozzles which correspond to the water nozzles of the rotary disc, are arranged at isotonic included angles as units, correspondingly connected with 1-7 filter elements and form a filter channel, the fixed disc contacts and is matched with the rotary disc, only the water inlet and the water outlet are communicated, and the hollow rotating shaft drives the rotary disc to rotate a switching position by using each isotonic included angle as a unit and form a backflushing channel of the backflushing filter element.
Owner:杜也兵

Thermal conductive polyurethane synthetic leather production method

The invention discloses a thermal conductive polyurethane synthetic leather production method which comprises the following process: selecting base cloth, coating with wet process polyurethane slurry, solidifying, washing with water, expanding and drying, veneering by dry method, and finishing the surface; first of all, the base cloth is coated with the wet process polyurethane slurry with conductive filler; then, the coated substrate is solidified by wet method for adjusting of bubble hole structure and expanding and drying for production of thermal conductive and breathable Base; finally thermal conductive breathable polyurethane synthetic leather is produced by veneering by dry method and finishing the surface of the thermal conductive and breathable Base. The thermal conductive polyurethane synthetic leather prepared by the method is relatively high in thermal conductivity coefficient, the thermal conductivity coefficient reaches 0.06-0.09W .M <-1> .K <-1>, compared with traditional synthetic leather, the thermal conductivity is increased by more than 30%, and the bubble hole is even, delicate, soft in hand feeling, good in drapability, air and moisture permeability, similar to natural leather in apparent and hand feeling, and simple in manufacturing process.
Owner:SHAANXI UNIV OF SCI & TECH

Aluminum variable wall special-shaped packaging tin and manufacturing method thereof

The invention discloses an aluminum variable wall special-shaped packaging tin and a manufacturing method thereof. The aluminum variable wall special-shaped packaging tin comprises a tin bottom, a tin barrel, a tin shoulder and a tin opening. The tin barrel is divided into a barrel body lower section, a barrel body middle section and a barrel body upper section, and the wall thickness of the barrel body lower section, the wall thickness of the barrel body middle section and the wall thickness of the barrel body upper section are sequentially increased. An annular groove capable of enabling a user to grab the tin conveniently is formed in the barrel body upper section, and accordingly the hand feeling is more comfortable and firmer. The tin shoulder is conical, a plurality of pits which are recessed inwards are formed in the outer wall of the tin, so that the aluminum variable wall special-shaped packaging tin is overall more attractive, and the visual stereoscopic impression is enhanced. Anti-counterfeiting can also be effectively achieved, and enterprise brands are made to be highlight. The aluminum variable wall special-shaped packaging tin which is simple in manufacturing method, simple in structure, attractive in appearance, convenient to grab, capable of effectively achieving the anti-counterfeiting function and low in production cost and the method for manufacturing the packaging tin are provided.
Owner:GUANGDONG EURO ASIA PACKAGING

Method for simulating velvet burnt-out by polyamide ammonia

InactiveCN104452164AWith imitation silk effectLow costPile loops cuttingPattern makingFiberPolymer science
The invention discloses a method for simulating velvet burnt-out by polyamide ammonia. The method comprises the following steps: preparing a gray fabric; pre-moulding; shearing in a circle manner; performing burnt discharge; dyeing; rolling to be soft; drying and sizing; ironing and shearing; and moulding a finished product. By adopting three different kinds of fibers in the raw materials, chinlon in chinlon-covered ammonia in a base fabric is alkaline-resistant but not acidproof, wool dacron is not alkaline-resistant, and all wool with patterns are fully burnt out by using caustic soda during burnt discharge to expose the chinlon-covered ammonia base fabric, so that the third dimension is strong and the burnt discharge effect of true velvets is achieved. As the base fabric contains spandex, a product is good in elasticity and strong in serviceability and not only can be used for making jackets, but also can be used for making underwear, so that the using field of a shell fabric is expanded, and the product can be used for making various spinning products such as home textiles, decorative products, costumes, and toys. The product is high in grade, low in price and high in quality. As the base fabric is too large in elasticity and cannot be galled, the structure of the gray fabric is changed to a pile loop structure, and wool is generated by shearing in the circle manner.
Owner:IANGSU COLLEGE OF ENG & TECH

High color fastness cotton fabric dyeing method capable of effectively saving water and reducing pollution

The invention discloses a high color fastness cotton fabric dyeing method capable of effectively saving water and reducing pollution. The method includes the following steps that 1, a chicken feather protein powder is prepared and dissolved with a sodium hydroxide solution; 2, a cationic biological protein derivative additive is prepared; 3, a cotton fabric is modified with the cationic biological protein derivative additive; 4, the modified cotton fabric is subjected to a reactive dye salt-free dyeing; and 5, a color fixation post-processing is performed to the dyed fabric. According to the high color fastness cotton fabric dyeing method capable of effectively saving water and reducing pollution, during the color fixation processing, the surplus cationic biological protein derivative additive raffinate after the cotton fabric is subjected to the modification process is used for subjecting the dyed cotton fabric to a secondary color fixation processing, so that water is remarkably saved, the product color fastness is improved, and the pollution is reduced. The salt-free dyeing is utilized during the dyeing process, so that the cotton fabric dyeing method is capable of effectively saving water, reducing pollution and enabling products to achieve a high color fastness.
Owner:XI'AN POLYTECHNIC UNIVERSITY
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