113results about How to "Guaranteed appearance quality" patented technology

The invention relates to a Yunnan black tea essential oil and a preparation method thereof. The essential oil is prepared by a supercutical fluid extraction-molecular distillation combination technique. The preparation method comprises the following steps: carrying out supercritical extraction on Yunnan black tea, and carrying out molecular distillation to obtain the Yunnan black tea extract. Compared with the traditional extraction method, the invention adopts the newest supercutical fluid extraction-molecular distillation combination technique, has the advantage of high extraction efficiency, does not introduce any harmful organic reagent, and obtains the Yunnan black tea essential oil with no solvent residue and with good scent and quality under the conditions of low temperature and low pressure. The method is simple to operate, has the advantages of high extraction rate and no pollution, and provides an efficient green environment-friendly extraction separation method for preparing Yunnan black tea essential oil.

The invention discloses a packaging method for prolonging the expiration data of cooked marinated products, and relates to the technical field of food fresh keeping. The packaging method comprises the following steps of taking out raw materials and processing the raw materials into crude products; placing the crude products in brine to be marinated so as to obtain semi-finished cooked marinated products; placing the semi-finished cooked marinated products in an air-regulating packaging box after the semi-finished cooked marinated products are cooled down; and performing air-regulating packaging on the semi-finished cooked marinated products by using an air-regulating packaging machineso that the content of nitrogen in the air-regulating packaging box is 99%-100%. By using the packaging method, the expiration data of the cooked marinated products can be effectively prolonged, the nitrogen is inert gas, microorganisms in the packaging box is difficult to breed under the condition that the content of oxygen is lower than 1%, and growth of the microorganisms is effectively restrained; and after air-regulating packaging is performed on the cooked marinated products, the loss speed of flavor substances can be effectively reduced, and the cooked marinated products are clean and sanitary.

The invention provides a production method of instant fruit and vegetable shortcakes. The method comprises the following steps: pre-processing vegetable and fruits, respectively crushing and pulping, mixing the above obtained fruit pulp with the above obtained vegetable pulp, adding inulin, natural fructose syrup, white granulated sugar and a natural lemon juice, blending, homogenizing to obtain a mixture, pouring the mixture into a die supporting box, and carrying out vacuum freeze drying to obtain the instant fruit and vegetable shortcakes. The fruit and vegetable pulps and other raw materials are mixed according to a specific ratio and undergo vacuum freeze drying to make the fruits and vegetables form a novel and instant fruit and vegetable shortcake food, so the kind of the fruit and vegetable products in the market is enriched. The fruit and vegetable shortcakes made through the production method maximally reserve nutritional components in the fruits and vegetables without loss of the nutritional components or destroys of the color or the taste, and solve the problem of flavor change of the fruit and vegetable fruits, induced by present production technologies; and the fruit and vegetable shortcakes produced through the method also have the advantages of low water content, light weight, easy storage, and convenient transportation and carrying.

The invention provides a mounting structure for car front cover decorating parts, which comprises front cover decorating parts, a windshield front housing plate, a front windshield glass and a Z-shaped connecting support. The lower plane surface of the Z-shaped connecting part support is fixed on the windshield front housing plate, and is located on the inner side of the lower edge of the windshield glass; the upper plane surface of the Z-shaped connnecting part support extends out of the lower edge of the windshield glass, and is flush with the windshield glass; the front cover decorating parts are firmly fixed on the Z-shaped connecting part through a snap fastener, and is tightly sticked on the front windshield glass through a gluing rubber strip at the upper edge. The invention ensures that the front cover decorating parts are firmly fixed on the car body, meanwhile, clearances among the front cover decorating parts, the windshield glass and the engine front housing plate are ensured, and the exterior quality of the entire car is ensured.

A nano matre-class lycopene oil is prepared from lycopene with granulity of less than 50 nm in the form of resin and / or crystal and plant oil through high-speed stirring at 30-60 deg.C, pressure-homogenizing under a pressure more than 18 MPa at least for 2 times, and loading in capsules.

The invention discloses a cultivation method for sun rose grapes. The cultivation method includes the following steps: setting up a flat mesh rack; performing field planting of seedlings of the sun rose grapes; performing pinching and trimming after sprouting of the planting seedlings; continuously performing pinching after sprouting of the grapes in the second year; shaping spica before blooming of the grapes; performing fruit retention after full blooming of the spica of the grapes; setting the spica after fruit bearing; performing particle scattering on clusters after setting the spica; performing harvesting after the grapes are ripe. With the method that the spica are trimmed before blooming of the grapes, fruit is retained after full blooming of the spica of the grapes, fruit setting rate is increased, and yield of the grapes is guaranteed; production is controlled after fruit bearing by setting the spica, the clusters are subjected to particle scattering, size of the spaca and flourishing growth of new shoots are strictly controlled, quality of the grapes is improved, and the sun rose grapes with good quality and steady production are obtained.

The invention provides a rose gold plating layer for overcoming the problem that in the prior art, after surface abrasion, the rose gold clad layer is relatively great in chromatic aberration and low in appearance quality. The rose gold plating layer comprises a titanium carbonitride layer and a copper-gold alloy layer positioned on the surface of the titanium carbonitride layer, wherein the chroma system coordinate LAB values of the carbon titanium nitride layer are as follows: the L value is 68-70, the A value is 9-12 and the B value is 15-18; the chroma system coordinate LAB values of the copper-gold alloy layer are as follows: the L value is 84-87, the A value is 9-12, and the B value is 15-18. Meanwhile, the invention further discloses a preparation method for the rose gold plating layer. The chromatic aberration of the titanium carbonitride layer and the copper-gold alloy layer of the rose gold plating layer is small. Even if the copper-gold alloy layer on the surface is abraded, the appearance quality of the rose gold plating layer is not obviously affected.

A method for manufacturing a wheel rim for a vehicle comprises an ironing step for ironing a tubular material (4) to manufacture a tubular member (10A) having a non-uniform thickness, the manufacture of the tubular member (10A) being performed using an ironing device (20) provided with: a punch (26); a die (22) having a side surface which faces the punch (26) and is formed as an irregular surface; and a pressing member (23). In the ironing step, a flange section (9) of the tubular material is engaged with the die (22), the pressing member (23) is moved relative to the die (22) to sandwich the flange section (9) of the tubular material under pressure between the pressing member (23) and the die (22), and then the tubular member (10A) having a non-uniform thickness is manufactured by subjecting at least a portion of the tubular material (4), the portion excluding the flange section (9) of the tubular material (4), to ironing by moving the punch (26) relative to the die (22).

The invention provides a film packaging method for maintaining appearance quality and nutrition component of small curd of broccoli. The method not only can be used as internal package for transportation, but also for sale package. The package provided by the invention is characterized in that fresh curd of broccoli is cut into small curd with 2cm pedicel can then small curd is packaged into a 0.02mm-0.04mm polyethylene film bag after sterilization, cleaning and drying, moreover, ten small curds are packaged in one bag with a sealed port or a microhole of 600mum-800mum diameter. The invention has twenty nine days of shelf life (ten days of shelf life for the reference substance) if stored under 4 celsius degree. After ten-day storage, the small curd has good appearance quality and retention percentage of nutrition component is more than 85 percent and is more than two times of the reference substance; retention percentage of health care component is 88 percent and is two times of the reference substance. The invention has seven days of shelf life (three days of shelf life for the reference substance) if stored under 20 celsius degree. After five-day storage, the small curd has good appearance quality and retention percentage of nutrition component is about 80 percent and is more than two times of the reference substance; retention percentage of health care component is 85 percent and is four times of the reference substance.

The objective of this invention is to provide a scooter type motorcycle 1, where the foot rest area and the appearance may still be maintained even if a secondary fuel tank is provided next to the gas cap. In the scooter type motorcycle of this invention, a fuel gas cap 21 is provided next to an upper side of a steering shaft 3, a secondary fuel tank 19 is provided next to a lower side of the gas cap 21, an upper end of a connection tube 18 is connected to the secondary fuel tank 19, a primary fuel tank 17 is connected to a lower end 18 of the connection tube 18. Because the secondary fuel tank 19 and the gas cap 21 are provided at a location where their lateral sides overlay the steering shaft 3, the space for the foot rest platform 5 and the appearance of the motorcycle 1 may still be maintained.

The invention discloses a preservation method for freshly-cut root vegetables. The preservation method comprises the following steps: cleaning the root vegetables with clean water, shelling and cutting the shelled vegetables into pieces or blocks; fully mixing 0.01-0.5 part by weight of dihydromyricetin and 99.5-99.99 parts by weight of water evenly to prepare a preservation liquid; soaking the freshly-cut pieces or blocks into the preservation liquid for 0.1-5 minutes, fishing out and draining off; or spraying the preservation liquid on the surfaces of the cut blocks, and draining off until the surfaces are soaked; and sub-packaging and sealing and preserving at minus 2 DEG C to 8 DEG C. According to the preservation method, the freshness time and the shelf life of the root vegetables and tuber vegetables such as freshly-cut henry steudnera tuber, water chestnuts and Chinese yam can be effectively prolonged.

The invention discloses a mohair blended yarn. The mohair blended yarn comprises an elastic yarn core and a mohair cladding layer; the mohair cladding layer is arranged outside the elastic yarn core; the elastic yarn core is a yarn core made by twisting cashmere-like polyester elastic filaments and polyurethane filaments; the mohair cladding layer is a blended fibrous layer prepared by blending pure mohair fibers, waste cashmere fibers and polylactic acid fibers; the pure mohair fibers account for 75 to 80 weight percent of the mohair cladding layer. Therefore, the waste cashmere fibers and the polylactic acid fibers are particularly added into the mohair blended yarn for blending, the consumption of mohair is reduced, the production cost is reduced, the appearance quality and the heat retention property of the yarn are ensured, and the mohair blended yarn has certain elasticity and antibacterial activity and is wider in application range.

The invention discloses an admixture for inhibiting bleeding of fabricated concrete and a preparation method of the admixture. The concrete admixture is prepared from the following raw materials: 150-250 parts of a polycarboxylic acid component, 5-20 parts of a bleeding regulator and 730-845 parts of water. The invention further provides the preparation method of the concrete admixture. The preparation method comprises the following technological steps: 1), adding the bleeding regulator into water, and stirring for a proper time until the bleeding regulator is dissolved to obtain a transparentsolution; 2), adding the polycarboxylic acid component into the solution, and stirring for a proper time to obtain the concrete admixture. The concrete admixture prepared with the preparation methodprovided by the invention can eliminate delayed bleeding of fresh concrete so as to guarantee the appearance quality of a fabricated concrete member; meanwhile, the admixture has high adaptability tocement, strong water-reducing and distributing ability and wide application prospect.

The invention provides a process method for galvanizing a rubber metal part. In the method, a metal part is galvanized, and is vulcanized with rubber, and a finished rubber metal part is repaired and passivated. The method comprises the following process steps: galvanizing the metal part, performing gluing preprocessing, gluing, vulcanizing, performing zinc layer surface treatment, washing with water, and passivating. The process can effectively solve the problem that the vulcanized rubber metal part is integrally delaminated, and the appearance quality of a galvanizing coat is ensured.

The invention discloses a battery cell coating machine conveying mechanism capable of inhibiting coating bubbles. The mechanism is arranged on a rack of a battery cell coating machine, and a film pasting roller set is arranged on the rack and comprises a pair of film pasting rollers which are arranged up and down in parallel. The mechanism comprises a battery cell transferring mechanical arm, andthe battery cell transferring mechanical arm is connected to the rack in a sliding mode, wherein a clamping type battery cell clamp is arranged on the battery cell transferring mechanical arm. The invention further discloses a battery cell coating method applying the mechanism. According to the invention, the structural design is optimized according to the cause of the battery cell coating bubbles, can eliminate the bulging factors of an aluminum-plastic film, guarantees that the surface flatness of the aluminum-plastic film is not damaged or is damaged as little as possible when a battery cell is transferred, so that bubbles are inhibited in the subsequent PET film pasting process; moreover, the bubbles are further eliminated or reduced by controlling the hardness of a rubber sheet of thefilm pasting rollers.

The invention discloses an intelligent soilless culture device. The intelligent soilless culture device includes a culture frame, the culture frame includes multiple layers of planting plates and a liquid storage tank, a water channel and multiple planting grooves are formed in each layer of planting plate, and a field-planting basket is arranged in each planting groove; liquid in the liquid storage tank is conveyed to the water channel of each layer of planting plate through a water pump and finally returns to the liquid storage tank, and a liquid supply circulation system is formed; a plantgrowing light spectrum is arranged above each layer of planting plate, and a nutrition auto-mixing device is arranged in the liquid storage tank. In this way, the intelligent soilless culture device keeps a necessary structure, the functions of intelligently adjusting illumination, supplying the liquid and conducting ventilation are achieved through simple structural transformation, nutrient solution circulation supply is adopted, enough oxygen of rhizosphere is ensured, an artificial LED light source is used, and the LED light spectrums are suitable for the growth of vegetables; On the premise of ensuring the appearance and the quality, the cost is reduced as much as possible.

The invention provides a triangle trim panel installation structure of an automobile door, which comprises an automobile door internal trim panel and a triangle trim panel. At least two circular posts are formed on the back surface of the triangle trim panel through injection. The automobile door trim, which corresponds to the posts on the back surface of the triangle trim panel, is provided with an installation hole. The installation hole is sleeved with a nylon retaining ring. The triangle trim panel on the automobile door internal trim panel is installed by interference fit between the posts and the nylon retaining ring. Moreover, a table top controlling an offset of the triangle trim panel and the assembling boundary conditions is arranged on the lower parts of the installation posts of the triangle trim panel. An upper plane of the table top is laminated with an end surface of the nylon retaining ring to control an assembly distance between the triangle trim panel and the automobile door internal trim panel. The triangle trim panel of the invention only needs two installation points to be fixed on the automobile door internal trim panel, and the automobile door triangle trim panel installation structure has simple structure and low cost and can guarantee appearance quality.

[Problem] To provide a biaxially oriented polyester film that has excellent shock resistance, flexibility, and uniform mechanical characteristics which are suitable for a food packaging material thatis subjected to boil sterilization and retort sterilization treatments and that is less susceptible to elution of oligomer components in the film. [Solution] A biaxially oriented polyester film characterized by having features (a) to (d). (a) The film comprises a resin composition containing 60 mass% or more of a polybutylene terephthalate. (b) The thickness precision of the film in a width direction is 1 to 20% or less. (c) The amount of the oligomer component in the film is 2,000 to 12,000 ppm. (d) After heating the film at 66 DEG C for two hours, with the film soaked in a 50% ethanol watersolution, the mass of the oligomer component eluted into the 50% ethanol is 0.02 mg or less per 1 square inch of the film.

The invention discloses a scientific cultivation method of Taoyou Xiangzhan (indica-variety three-line hybrid medium late rice), and belongs to the field of rice cultivation. The scientific cultivation method of the Taoyou Xiangzhan comprises the following steps: S1, processing a rice seedling bed, namely selecting a rice seedling bed, and carrying out processing so as to achieve a regular bottomwidth of 2 m, a groove width of 0.5 m and a groove depth of 0.2 m; S2, carrying out sowing in good time, namely sparsely sowing raised seedlings, scattered-planting on June 17th to June 20th, transplanting with soil-removed big seedlings on June 21th to June 23th and machine transplanting on June 23th to June 25th; S3, processing a rice field, namely planting 10 kg of Chinese milk vetch in a ricefield in May, allowing the Chinese milk vetch to grow and mature in one month, carrying out mechanical plowing so as to have the mature Chinese milk vetch buried, and synchronously applying an organicfertilizer at a dosage of 170-210 kg / mu; S4, carrying out transplanting in good time, namely carrying out rational close planting, scattered-planting with long-age seedlings and transplanting with soil-removed big seedlings controlled within 25 days and machine transplanting controlled within 20 days; S5, carrying out scientific fertilization, namely applying sufficient base fertilizer in line with the rule of heavy application of base fertilizer, early application of top dressing and late application of ear fertilizer as appropriate; S6, carrying out scientific water management, namely sunning the rice field in good time, and managing water in line with the rule of shallow planting in thin water, living stump in deep water and tillering in shallow water; and S7, preventing and treating diseases, insects and pests. The scientific cultivation method of the Taoyou Xiangzhan is capable of ensuring relatively low morbidity, high cultivation efficiency and vigorous growth.

The invention discloses a cardboard gluing device. The cardboard gluing device comprises a seat body, a feeding mechanism, a turnover mechanism, a transferring mechanism, a gluing mechanism and a discharging mechanism; the seat body is provided with a feeding station, a turnover station, a gluing station and a discharging station in sequence; the feeding mechanism is arranged on the seat body andlocated on the feeding station; the turnover mechanism is arranged on the seat body, located on the turnover station and used for turning a cardboard conveyed out from the feeding mechanism; the transferring mechanism is arranged on the seat body and used for transferring the cardboard from the turnover station to the gluing station; the gluing mechanism is arranged on the seat body, located on the gluing station and used for conducting gluing on the cardboard; and the discharging mechanism is arranged on the seat body and located on the discharging station. According to the cardboard gluing device, the exterior quality of cardboards is effectively ensured, and the forming effect is better.

The invention discloses water-soluble quantum epoxy acrylate emulsion which is mainly prepared from the following raw materials in parts by mass: 30-90 parts of acrylic monomers, 0.1-5 parts of an initiator, 15-80 parts of C1-4 monohydric alcohols, 1-40 parts of epoxy resin, 5-15 parts of an inorganic nanometer material and 1-20 parts of water. Correspondingly, the invention further discloses a preparation method and application of the water-soluble quantum epoxy acrylate emulsion. The water-soluble quantum epoxy acrylate emulsion disclosed by the invention is environment-friendly and energy-saving, and the boiling resistance, salt spray resistance property, hardness and metal and glass adhesion force can be obviously improved.

The invention relates to an automobile doorsill protective plate mounting structure which comprises a doorsill protective plate body, wherein a doorsill protective plate decorative strip is welded on the front surface of the doorsill protective plate body, a plurality of decorative strip welding wings are arranged at the periphery of the doorsill protective plate decorative strip which is welded with the doorsill protective plate body by virtue of the decorative strip welding wings to form an integral body; a plurality of buckling bases are arranged on the back surface of the doorsill protective plate body at intervals; metal buckles are arranged on the buckle bases; the metal buckles are connected to a metal plate. Mounting points of the doorsill and the metal plate are distributed on the doorsill protective plate body below the decorative strip, the doorsill protective plate body is welded with the decorative strip to form a doorsill protective plate decorative assembly, and then the doorsill assembly is integrally arranged on the metal plate, so that the mounting strength is greatly improved, the mould structure is simplified, the used and maintenance costs for a mould are reduced, the product qualified rate is increased, the production cost is lowered, the finished product competitiveness is increased, and the profits of the automobile enterprises are increased.

The invention provides a mangosteen preservation method. According to the method, mangosteens are soaked with a 1-2%o chlorine dioxide aqueous solution, and then the mangosteen is semi-sealed, stored and preserved. A proper concentration of chlorine dioxide is determined by screening different concentrations of chlorine dioxide, the rot speed of mangosteen flesh can be obviously inhibited, the red color of peel and high TSS and TA content of the mangosteen are kept, increase of hardness and MDA and reduction of Vc content are delayed, activity of POD enzyme in the mangosteen is improved, and a mangosteen shell has low cell membrane permeability. By means of processing achieved through the method, appearance, quality, nutritional quality and flavor quality of the picked mangosteen are maintained easily, and storage time is prolonged.

The invention provides a preparation method of convenient vegetable crisps. The method comprises the following steps: pretreating vegetables, crushing the pretreated vegetables, pulping the crushed vegetables, adding inulin, table salt and white sugar to the obtained vegetable pulp, concocting the vegetable pulp, the inulin, the table salt and the white sugar, and then performing homogenizing treatment so as to obtain a mixed material; finally pouring the mixed material into a mold supporting box, and vacuum freeze drying the mixed material so as to obtain the convenient vegetable crisps. According to the method disclosed by the invention, the vegetable pulp and specific components of other raw materials are concocted and made into the novel vegetable crisp food by a vacuum freeze drying method for the first time, the vegetable crisp food is convenient to eat, and the variety of vegetable products in the market is enriched. The vegetable crisps which are prepared by the preparation method furthest prevent nutrient components in the vegetables from running off and prevent color and taste from being destroyed, and the problem that the flavor of the vegetable products is changed due to the conventional preparation technique is solved. The vegetable crisps prepared by the method are low in water content, light in weight, easy to store and convenient to transport and carry.

The invention discloses flower oolong tea, and relates to a processing method of the tea and an application of a flower oolong tea powder product. The flower oolong tea is characterized by being madefrom oolong tea and a plant flower distillation and extraction solution in the weight ratio of the oolong tea to the plant flower distillation and extraction solution being 10 to (0.25-1.5) by the following processing method: taking the oolong tea, placing the taken oolong tea in a tank-type stirring machine, loading the plant flower distillation and extraction solution into a sprinkling can, performing spraying on the tea while turning on the stirring machine for reversing and stirring until the distillation and extraction solution is completely and uniformly sprayed onto the oolong tea, performing sufficient reversing and stirring so that the oolong tea is uniformly and thoroughly wetted, then placing tea materials in a ceramic vat, covering a vat opening with multilayer gauze, performing standing for 36 hours, during standing, reversing and stirring the tea materials once every 7 hours, after the tea materials are thoroughly moistened, taking out the moistened tea materials, performing drying so that the moisture content is 3-5%, and performing quantitative subpacking so as to obtain the flower oolong tea. The flower oolong tea and tea bag products are made, further tea powder products are made, and the flower oolong tea powder product can be applied to foods, condiments, beverages, wine processed products, pastries, foods, nutrition complementing products and the like, andhas good application prospects.

The invention belongs to steamed buns with a long quality guarantee period and suitable for long-distance delivery. The steamed buns are made from the following raw materials in parts by weight: 100 parts of flour, 0.4-1.5 parts of a biological fermenting agent, 0.05-0.5 part of a composite modifier and 46-54 parts of water. According to the steamed buns disclosed by the invention, the biological fermenting agent is used, so that the steamed buns can have the basic shape and the quality of fermented flour products, the pH value of the steamed buns can also be reduced, the growth of microorganisms can be restrained, and the quality guarantee period of the steamed buns can be prolonged; the composite modifier is used, so that the exterior quality of the steamed buns can be guaranteed, the ageing of starch can be delayed, the pH value of the steamed buns can be reduced, and the growth of microorganisms can be restrained; through forced humidifying, the exterior quality of the steamed buns can be guaranteed, and the ageing of the steamed buns can be delayed.

The invention discloses a making method of a high-nutrition euphausia superba dry bait. The making method comprises the following steps of (1) performing cleaning; (2) performing blanching and shaping; (3) performing water cooling; (4) performing hot air drying; (5) performing water content equilibrium; (6) performing cold air drying; and (7) performing packaging and sterilizing. According to themaking method disclosed by the invention, a production technology is optimized and adjusted, many treatment measures of performing sterilization twice, performing blanching and shaping, performing water cooling, performing drying treatment twice, performing acidification and the like are used, the technological steps are simple, the operability is high, few nutrient components are lost, the made dried euphausia superba is complete and plump, consistent in shape, uniform in color, free from brown stains, capable of being stored at room temperature for a long time, and good in palatability and food calling properties, and the moisture content can reach 30-40%, so that the high-nutrition euphausia superba dry bait is especially suitable for being used as a bait of various large-and-medium-scale aquarium fish of arowana, blood parrots, pseudorabora parva and the like.

The invention belongs to the technical field of plant cultivation and particularly belongs to the technical field of Kalanchoe blossfeldiana cultivation. A cultivation method for the Kalanchoe blossfeldiana is characterized in that the Kalanchoe blossfeldiana is subjected to fumigation for 10 hours every day by using a sulfurator in a cultivation process. The sulfurator carries out sulfur gasification at the high temperature of 150-160 DEG C. Sulfur and powder of a solid-state dwarf compound are mixed according to the weight ratio of 8: 1 one week before the tip pruning of the Kalanchoe blossfeldiana and then are subjected to fumigation by a fumatorium. According to the cultivation method for the Kalanchoe blossfeldiana, the plant type of the Kalanchoe blossfeldiana can be excellently controlled, and the drug effect can be durable; during the growth of the Kalanchoe blossfeldiana, some diseases and insect pests are avoided, and the exterior quality of plants is excellently guaranteed; and meanwhile, the consumption of the dwarf compound is lowered, and wasting is avoided. Meanwhile, the quality of flowering is not affected while the aim of dwarfing is achieved.

The invention discloses a vulcanization ring sheet mold for a tire. The vulcanization ring sheet mold is assembled by an upper section mold and a lower section mold which are symmetric with each other, wherein the upper section mold and the lower section mold comprise bodies, ring sheet groups and inner rings, the ring sheet groups consist of two or more than two ring sheets and are locked on the bodies through bolts; the inner rings are locked on the bodies through the bolts; a plurality of positioning members are arranged on inner cavities of the upper section mold and the lower section mold at an equal interval manner, matching grooves with the number same as that of the positioning members are formed in the outer edges of the ring sheet groups of the upper section mold and the lower section mold, and the positioning members and the grooves are matched to connect the all ring sheets on the same side of the mold. By utilizing the positioning members and the grooves matched with the positioning members, positioning structures between the bodies and the ring sheet groups are realized, and the peripheral or radial deviation among the ring sheets as well as between the ring sheet groups and the bodies is avoided, so that the positioning accuracy among the ring sheets is improved, the appearance quality and the use performance of the produced tire are guaranteed; meanwhile, machining processes of the positioning members and the grooves are simple, the cost of the mold is low, the service life of the mold is prolonged, and the practicability of the mold is high.