阅读说明：本技术 一种塑胶玩具搪胶制备方法 (Preparation method of vinyl for plastic toys ) 是由 罗治汉 于 2021-10-09 设计创作，主要内容包括：本发明公开一种塑胶玩具搪胶制备方法,涉及玩具搪胶领域。该塑胶玩具搪胶制备方法,将塑胶玩具搪胶原材料混合物、玩具搪胶模具准备备用,搪胶原材料混合物注入搪胶模具中,密封模具,将模具放入搪胶机内,控制温度为250-280℃,搪胶5-10min。该塑胶玩具搪胶制备方法,通过混合物加入至双螺杆挤出机内,在双螺杆挤出机内加热至170～180℃,挤出得到成品,然后将模具放入搪胶机内,控制温度为250-280℃,搪胶5-10min,处理后的混合物原料实现快速的搪胶,成型后的玩具手感好,次品率低。(The invention discloses a preparation method of plastic toy vinyl, and relates to the field of toy vinyl. The preparation method of the plastic toy vinyl comprises the steps of preparing a plastic toy vinyl raw material mixture and a toy vinyl mould for later use, injecting the vinyl raw material mixture into the vinyl mould, sealing the mould, and putting the mould into a vinyl machine, controlling the temperature at 250-280 ℃ and vinyl for 5-10 min. According to the preparation method of the vinyl rubber for the plastic toy, the mixture is added into a double-screw extruder, the mixture is heated to 170-180 ℃ in the double-screw extruder, a finished product is obtained through extrusion, then a mold is placed into the vinyl rubber machine, the temperature is controlled to be 250-280 ℃, the vinyl rubber lasts for 5-10min, the treated mixture raw material realizes rapid vinyl rubber, the formed toy has good hand feeling, and the defective percentage is low.)

1. A preparation method of a vinyl for a plastic toy comprises the following steps:

the method comprises the following steps: preparing a plastic toy vinyl raw material mixture and a toy vinyl mould for later use;

step two: injecting the vinyl raw material mixture into a vinyl mould, and sealing the injection end of the mould to seal the mould;

step three: placing the mold into a vinyl machine, controlling the temperature at 250-280 ℃ and vinyl for 5-10 min;

step four: feeding the vinyl mold after vinyl into a forming furnace, controlling the temperature at 100-;

step five: opening the mould and taking out the formed toy;

step six: painting the paint on the surface of the toy, repeating for 2-4 times after the paint is dried, and spraying the matte paint to dry after the paint is dried for the last time.

2. The method for preparing the vinyl rubber for the plastic toys according to claim 1, which is characterized in that: the plastic toy enamel raw material mainly comprises PVC young powder 810, PVC coarse powder C65V, a plasticizer, hard oil TXIB, 57-degree hard oil, heat-resistant oil ED-S, a stabilizer CE-116 and a release agent, and the raw materials are uniformly mixed according to the dosage proportion to form the plastic toy enamel raw material.

3. The method for preparing the vinyl rubber for the plastic toys according to claim 1, which is characterized in that: and selecting different moulds according to requirements by the vinyl mould, wherein the shape of the formed toy is determined by the mould vinyl machine in the second step and the third step.

4. The method for preparing the vinyl rubber for the plastic toys according to claim 1, which is characterized in that: all the raw materials for preparing the vinyl are added into the same container, and stirred for 1-2 hours at the speed of 400 revolutions per hour to form a mixture.

5. The method for preparing the vinyl rubber for the plastic toys according to claim 4, wherein the method comprises the following steps: and adding the mixture into a double-screw extruder, heating to 170-180 ℃ in the double-screw extruder, and extruding to obtain a finished product.

6. The method for preparing the vinyl rubber for the plastic toys according to claim 1, which is characterized in that: and step five, opening the mold, taking out the formed toy, and trimming and shaping the rim charge of the formed toy.

Technical Field

The invention relates to the technical field of toy vinyl, in particular to a preparation method of plastic toy vinyl.

Background

Vinyl processing is a technological process for pasting liquid into solid on the edge of a mould, and a vinyl toy, also called a vinyl toy, is a method for manufacturing a hollow soft product (little yellow duck) by using paste resin as a raw material. Adding the mixed paste resin into a die at a certain temperature, heating the paste plastic close to the wall of the die to generate gelation, pouring out the ungelled paste plastic, performing heat treatment (baking and melting) on the paste plastic attached to the inner wall of the die, and cooling to obtain a hollow product from the die;

the preparation of the plastic toy vinyl has the problems that generally, the hollow molded product is mainly produced, the preparation method is complex to operate, and the quick vinyl cannot be effectively carried out, so that the molded toy has uneven hand feeling;

based on the defects of the vinyl preparation method, the invention designs a plastic toy vinyl preparation method.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention discloses a preparation method of plastic toy vinyl, which aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a preparation method of a vinyl for a plastic toy comprises the following steps:

the method comprises the following steps: preparing a plastic toy vinyl raw material mixture and a toy vinyl mould for later use;

step two: injecting the vinyl raw material mixture into a vinyl mould, and sealing the mould;

step three: placing the mold into a vinyl machine, controlling the temperature at 250-280 ℃ and vinyl for 5-10 min;

step four: feeding the vinyl mold after vinyl into a forming furnace, controlling the temperature at 100-;

step five: opening the mould and taking out the formed toy;

step six: painting the paint on the surface of the toy, repeating for 2-4 times after the paint is dried, and spraying the matte paint to dry after the paint is dried for the last time.

Preferably, the plastic toy enamel raw material mainly comprises PVC young powder 810, PVC coarse powder C65V, a plasticizer, hard oil TXIB, 57-degree hard oil, heat-resistant oil ED-S, a stabilizer CE-116 and a release agent, and the raw materials are uniformly mixed according to the dosage ratio to form the plastic toy enamel raw material.

Preferably, the vinyl mould is selected according to different moulds, and the shape of the toy is determined by the mould vinyl machine in the second step and the third step.

Preferably, all the raw materials for preparing the vinyl are added into the same container, and stirred at the speed of 400 revolutions per hour for 1-2 hours to form a mixture.

Preferably, the mixture is added into a double-screw extruder, heated to 170-180 ℃ in the double-screw extruder, and extruded to obtain a finished product.

Preferably, in the fifth step, the mold is opened, and after the molded toy is taken out, the rim charge of the molded toy is trimmed, and shaped.

The invention discloses a preparation method of a vinyl for plastic toys, which has the following beneficial effects:

according to the preparation method of the vinyl rubber for the plastic toy, the mixture is added into a double-screw extruder, the mixture is heated to 170-180 ℃ in the double-screw extruder, a finished product is obtained through extrusion, then a mold is placed into the vinyl rubber machine, the toy can be rapidly processed, the processing efficiency is high, the mass production efficiency of the toy is improved, the control temperature is 280 ℃, the vinyl rubber is 5-10min, the rapid vinyl rubber is realized by the raw materials of the processed mixture, the hand feeling of the formed toy is good, the quality of the formed toy is ensured, and the defective rate is low.

Detailed Description

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the record of the specification.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The embodiment of the invention discloses a preparation method of plastic toy vinyl, which comprises the following steps:

the method comprises the following steps: preparing a plastic toy vinyl raw material mixture and a toy vinyl mould for later use; manufacturing a toy drawing through design software according to production requirements;

step two: injecting the vinyl raw material mixture into a vinyl mould, and sealing the mould;

step three: placing the mold into a vinyl machine, controlling the temperature at 250-280 ℃ and vinyl for 5-10 min;

step four: feeding the vinyl mold after vinyl into a forming furnace, controlling the temperature at 100-;

step five: opening the mould and taking out the formed toy;

step six: painting the paint on the surface of the toy, repeating for 2-4 times after the paint is dried, and spraying the matte paint to dry after the paint is dried for the last time.

The plastic toy enamel raw material mainly comprises PVC young powder 810, PVC coarse powder C65V, a plasticizer, hard oil TXIB, 57-degree hard oil, heat-resistant oil ED-S, a stabilizer CE-116 and a release agent, and the raw materials are uniformly mixed according to the dosage proportion to form the plastic toy enamel raw material.

Resins are generally considered to be normal metabolites or secretions of plant tissues, and often are present with volatile oils in secretory cells, resin tracts or ducts of plants, particularly ducts in the heartwood region of perennial woody plants. A mixture of ingredients, usually amorphous solids, with a slightly shiny surface, hard and brittle, and a few semi-solids. Is insoluble in water, does not swell with water, and is easily soluble in most organic solvents such as alcohol, ether, chloroform and the like. Heating for softening, and melting, wherein the combustion process has dense smoke and special fragrance or odor;

and selecting different moulds according to requirements by the vinyl mould, wherein the shape of the formed toy is determined by the mould vinyl machine in the second step and the third step.

All the raw materials for preparing the vinyl are added into the same container, and stirred for 1-2 hours at the speed of 400 revolutions per hour to form a mixture.

And adding the mixture into a double-screw extruder, heating to 170-180 ℃ in the double-screw extruder, and extruding to obtain a finished product.

And step five, opening the mold, taking out the formed toy, and trimming and shaping the rim charge of the formed toy.

The working principle is as follows:

the method comprises the following steps: preparing a plastic toy vinyl raw material mixture and a toy vinyl mould for later use;

step two: injecting the vinyl raw material mixture into a vinyl mould, and sealing the mould;

step three: placing the mold into a vinyl machine, controlling the temperature at 250-280 ℃ and vinyl for 5-10 min;

step four: feeding the vinyl mold after vinyl into a forming furnace, controlling the temperature at 100-;

step five: opening the mould and taking out the formed toy;

step six: painting the paint on the surface of the toy, repeating for 2-4 times after the paint is dried, and spraying the matte paint to dry after the paint is dried for the last time.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.