阅读说明：本技术 一种无毒橡胶玩具加工方法 (Processing method of non-toxic rubber toy ) 是由 陈洪瑞 施园园 于 2020-10-28 设计创作，主要内容包括：本发明公开了一种无毒橡胶玩具加工方法,具体加工方法步骤如下：步骤一：取天然生橡胶360-450份加入密炼机腔内,通入高温压缩气体,对橡胶进行热塑炼；步骤二：取石蜡10-15份,硬脂酸18-22份,松香14-18份,松焦油5-10份加入密炼机中,与步骤一中热塑炼后的橡胶进行混炼。该无毒橡胶玩具加工方法能方便对造型中产生的边角料进行收集以用于后续手工细节造型,有利于节省资源,能方便对橡胶玩具表面进行镀膜,有效防止儿童直接触摸橡胶,防止橡胶上残余的有害物对儿童的健康造成影响,能方便对橡胶玩具的表面缺陷进行检测,适合推广使用。(The invention discloses a processing method of a non-toxic rubber toy, which comprises the following steps: the method comprises the following steps: adding 360-450 parts of natural raw rubber into an internal mixer cavity, introducing high-temperature compressed gas, and performing thermal refining on the rubber; step two: and (2) adding 10-15 parts of paraffin, 18-22 parts of stearic acid, 14-18 parts of rosin and 5-10 parts of pine tar into an internal mixer, and mixing with the rubber subjected to thermal plastication in the step one. This nontoxic rubber toy processing method can conveniently collect the leftover bits that produce in the molding in order to be used for follow-up manual detail molding, is favorable to saving the resource, can conveniently carry out the coating film to rubber toy surface, effectively prevents children direct touch rubber, prevents that remaining harmful substance from causing the influence to children's health on the rubber, can conveniently detect the surface defect of rubber toy, is fit for using widely.)

1. A processing method of a non-toxic rubber toy is characterized by comprising the following specific processing steps:

the method comprises the following steps: adding 360-450 parts of natural raw rubber into an internal mixer cavity, introducing high-temperature compressed gas, and performing thermal refining on the rubber;

step two: adding 10-15 parts of paraffin, 18-22 parts of stearic acid, 14-18 parts of rosin and 5-10 parts of pine tar into an internal mixer, and mixing with the rubber subjected to thermal plastication in the step one;

step three: placing the rubber mixed in the step two into a lower die, driving an upper die to compact the rubber material by using a press machine, cooling the rubber material by using cooling equipment and then forming, wherein the shape of the die is the main body shape of the rubber toy;

step four: scraping off the leaked rubber materials during compaction and extrusion by personnel, and placing the rubber materials into a collecting cylinder for collection;

step five: placing the rubber toy main body formed in the third step on a production line, cutting an appropriate amount of rubber materials collected in the fourth step by a manual operator by using a serrated knife, placing the rubber materials on a balance for quantitative weighing, taking a certain amount of rubber materials, softening the solidified rubber materials by using a hot melting gun, processing the rubber materials by using tweezers and an art designer knife, and adding materials to the details on the rubber toy main body for molding to obtain a semi-finished rubber toy;

step six: putting the semi-finished rubber toy obtained in the fifth step into a vulcanizing machine for vulcanization, placing the vulcanized semi-finished rubber toy in a ventilated place, and standing for 1.5-2 hours;

step seven: coating the surface of the rubber toy subjected to the six-vulcanization treatment by using a vacuum coating machine, wherein the coating thickness is 0.5-1 mu m, and obtaining a finished rubber toy;

step eight: and E, placing the rubber toys obtained in the step seven on a transmission belt for transmission after the rubber toys are boxed, arranging an industrial camera on the transmission belt, shooting and detecting the surfaces of the toys, and sealing the boxes and leaving the factory after the detection is finished.

2. The method for processing a non-toxic rubber toy as claimed in claim 1, wherein: the vulcanization temperature in the fifth step is 146-.

3. The method for processing a non-toxic rubber toy as claimed in claim 1, wherein: and the coating material in the seventh step is a p-xylene dimer.

4. The method for processing a non-toxic rubber toy as claimed in claim 1, wherein: and in the step eight, the conveying speed of the conveying belt is 5 pieces/second, the detection precision of the industrial camera is less than or equal to 0.05mm, the industrial camera is connected with an external monitoring display screen through a video connecting line, and the resolution of the external monitoring display screen is not less than 2560x 1440.

5. The method for processing a non-toxic rubber toy as claimed in claim 1, wherein: the temperature of the gas introduced in the first step is 155-165 ℃, and the gas pressure is more than or equal to 1.5 Mpa.

6. The method for processing a non-toxic rubber toy as claimed in claim 1, wherein: and cooling equipment in the third step is an air cooler.

Technical Field

The invention belongs to the technical field of rubber toy processing, and particularly relates to a processing method of a non-toxic rubber toy.

Background

The rubber toy is good in toughness, resistant to falling and free of sharp fragments, is popular with children and parents, and the processing method is necessary for conveniently processing the rubber toy. The former processing method can not conveniently collect leftover materials generated in modeling so as to be used for subsequent manual detail modeling, can not conveniently coat films on the surface of the rubber toy, effectively prevents children from directly touching the rubber, prevents residual harmful substances on the rubber from influencing the health of the children, and can not conveniently detect the surface defects of the rubber toy.

Disclosure of Invention

The invention aims to provide a processing method of a non-toxic rubber toy, which solves the problems that the existing processing method of the non-toxic rubber toy in the background art can not conveniently collect leftover materials generated in modeling for subsequent manual detail modeling, can not conveniently coat the surface of the rubber toy, can not effectively prevent children from directly touching rubber, and can not conveniently detect the surface defects of the rubber toy.

In order to achieve the purpose, the invention provides the following technical scheme: a processing method of a non-toxic rubber toy comprises the following specific steps:

the method comprises the following steps: adding 360-450 parts of natural raw rubber into an internal mixer cavity, introducing high-temperature compressed gas, and performing thermal refining on the rubber;

step two: adding 10-15 parts of paraffin, 18-22 parts of stearic acid, 14-18 parts of rosin and 5-10 parts of pine tar into an internal mixer, and mixing with the rubber subjected to thermal plastication in the step one;

step three: placing the rubber mixed in the step two into a lower die, driving an upper die to compact the rubber material by using a press machine, cooling the rubber material by using cooling equipment and then forming, wherein the shape of the die is the main body shape of the rubber toy;

step four: scraping off the leaked rubber materials during compaction and extrusion by personnel, and placing the rubber materials into a collecting cylinder for collection;

step five: placing the rubber toy main body formed in the third step on a production line, cutting an appropriate amount of rubber materials collected in the fourth step by a manual operator by using a serrated knife, placing the rubber materials on a balance for quantitative weighing, taking a certain amount of rubber materials, softening the solidified rubber materials by using a hot melting gun, processing the rubber materials by using tweezers and an art designer knife, and adding materials to the details on the rubber toy main body for molding to obtain a semi-finished rubber toy;

step six: putting the semi-finished rubber toy obtained in the fifth step into a vulcanizing machine for vulcanization, placing the vulcanized semi-finished rubber toy in a ventilated place, and standing for 1.5-2 hours;

step seven: coating the surface of the rubber toy subjected to the six-vulcanization treatment by using a vacuum coating machine, wherein the coating thickness is 0.5-1 mu m, and obtaining a finished rubber toy;

step eight: and E, placing the rubber toys obtained in the step seven on a transmission belt for transmission after the rubber toys are boxed, arranging an industrial camera on the transmission belt, shooting and detecting the surfaces of the toys, and sealing the boxes and leaving the factory after the detection is finished.

Furthermore, the vulcanization temperature in the fifth step is 146-150 ℃, and the vulcanization time is 15 min.

Further, the coating material in the seventh step is a paraxylene dimer.

Furthermore, the conveying speed of the conveying belt in the step eight is 5 pieces/second, the detection precision of the industrial camera is less than or equal to 0.05mm, the industrial camera is connected with the external monitoring display screen through a video connecting line, and the resolution of the external monitoring display screen is not less than 2560x 1440.

Further, the temperature of the gas introduced in the first step is 155-.

Further, the cooling device in the third step is an air cooler.

Compared with the prior art, the invention has the beneficial effects that:

(1) the processing method of the non-toxic rubber toy comprises the steps of scraping off rubber materials leaked during compaction and extrusion by personnel, placing the rubber materials into a collecting cylinder for collection, softening the rubber materials by using a hot melting gun in subsequent treatment, and manually modeling details of the toy by using appliances such as an art designing knife and the like on a toy main body, so that the effects of saving materials and reducing the manufacturing cost can be achieved in the whole production process.

(2) The invention relates to a processing method of a nontoxic rubber toy, which is characterized in that a film with the thickness of 0.5-1 μm is plated on the surface of the rubber toy by a vacuum film plating machine, the film plating material is a p-xylene dimer, a high-quality protective layer can be generated on the surface of the rubber material, the nontoxic rubber toy has good aging resistance, corrosion resistance and wear resistance effects, and can isolate the internal rubber material, effectively prevent children from directly touching the rubber, and prevent residual harmful substances on the rubber from influencing the health of the children.

(3) The invention relates to a processing method of a non-toxic rubber toy, which is characterized in that after a finished rubber toy is boxed, the finished rubber toy is placed on the top of a conveyor belt for conveying before box sealing, an industrial camera is utilized to shoot the surface of the rubber toy, a shot picture is transmitted to an external monitoring display screen through a video connecting line for displaying, and a person observes the picture on the display screen, so that the surface defect condition of the rubber toy can be remotely monitored.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

A processing method of a non-toxic rubber toy comprises the following specific steps:

the method comprises the following steps: adding 360-450 parts of natural raw rubber into an internal mixer cavity, introducing high-temperature compressed gas, and performing thermal refining on the rubber;

step two: adding 10-15 parts of paraffin, 18-22 parts of stearic acid, 14-18 parts of rosin and 5-10 parts of pine tar into an internal mixer, and mixing with the rubber subjected to thermal plastication in the step one;

step three: placing the rubber mixed in the step two into a lower die, driving an upper die to compact the rubber material by using a press machine, cooling the rubber material by using cooling equipment and then forming, wherein the shape of the die is the main body shape of the rubber toy;

step four: scraping off the leaked rubber materials during compaction and extrusion by personnel, and placing the rubber materials into a collecting cylinder for collection;

step five: placing the rubber toy main body formed in the third step on a production line, cutting an appropriate amount of rubber materials collected in the fourth step by a manual operator by using a serrated knife, placing the rubber materials on a balance for quantitative weighing, taking a certain amount of rubber materials, softening the solidified rubber materials by using a hot melting gun, processing the rubber materials by using tweezers and an art designer knife, and adding materials to the details on the rubber toy main body for molding to obtain a semi-finished rubber toy;

step six: putting the semi-finished rubber toy obtained in the fifth step into a vulcanizing machine for vulcanization, placing the vulcanized semi-finished rubber toy in a ventilated place, and standing for 1.5-2 hours;

step seven: coating the surface of the rubber toy subjected to the six-vulcanization treatment by using a vacuum coating machine, wherein the coating thickness is 0.5-1 mu m, and obtaining a finished rubber toy;

step eight: and E, placing the rubber toys obtained in the step seven on a transmission belt for transmission after the rubber toys are boxed, arranging an industrial camera on the transmission belt, shooting and detecting the surfaces of the toys, and sealing the boxes and leaving the factory after the detection is finished.

And in the fifth step, the vulcanization temperature is 150 ℃ and the vulcanization time is 15min, so that the effective vulcanization of the natural rubber is facilitated, and the performance is improved.

And the coating material in the seventh step is a paraxylene dimer, and the coating formed by the paraxylene dimer has good aging resistance, corrosion resistance and wear resistance.

The conveying speed of the conveying belt in the step eight is 5 pieces/second, the detection precision of the industrial camera is smaller than or equal to 0.05mm, the industrial camera is connected with the external monitoring display screen through a video connecting line, the resolution ratio of the external monitoring display screen is not smaller than 2560x1440, the conveying belt is used for conveying the rubber toy in a production line conveniently, the industrial camera is used for shooting the picture, the picture is transmitted to the external monitoring display screen through the video connecting line, and people can conveniently conduct remote monitoring.

Wherein the temperature of the gas introduced in the first step is 155-165 ℃, the air pressure is more than or equal to 1.5Mpa, and the raw rubber is conveniently and effectively thermally refined by utilizing high temperature and high pressure.

And the cooling equipment in the third step is an air cooler, and the cooling speed of the rubber material is conveniently increased by utilizing the air cooler.

Example 2

A processing method of a non-toxic rubber toy comprises the following specific steps:

the method comprises the following steps: adding 360-450 parts of natural raw rubber into an internal mixer cavity, introducing high-temperature compressed gas, and performing thermal refining on the rubber;

step two: adding 10-15 parts of paraffin, 18-22 parts of stearic acid, 14-18 parts of rosin and 5-10 parts of pine tar into an internal mixer, and mixing with the rubber subjected to thermal plastication in the step one;

step three: placing the rubber mixed in the step two into a lower die, driving an upper die to compact the rubber material by using a press machine, cooling the rubber material by using cooling equipment and then forming, wherein the shape of the die is the main body shape of the rubber toy;

step four: scraping off the leaked rubber materials during compaction and extrusion by personnel, and placing the rubber materials into a collecting cylinder for collection;

step five: placing the rubber toy main body formed in the third step on a production line, cutting an appropriate amount of rubber materials collected in the fourth step by a manual operator by using a serrated knife, placing the rubber materials on a balance for quantitative weighing, taking a certain amount of rubber materials, softening the solidified rubber materials by using a hot melting gun, processing the rubber materials by using tweezers and an art designer knife, and adding materials to the details on the rubber toy main body for molding to obtain a semi-finished rubber toy;

step six: putting the semi-finished rubber toy obtained in the fifth step into a vulcanizing machine for vulcanization, placing the vulcanized semi-finished rubber toy in a ventilated place, and standing for 1.5-2 hours;

step seven: coating the surface of the rubber toy subjected to the six-vulcanization treatment by using a vacuum coating machine, wherein the coating thickness is 0.5-1 mu m, and obtaining a finished rubber toy;

step eight: and E, placing the rubber toys obtained in the step seven on a transmission belt for transmission after the rubber toys are boxed, arranging an industrial camera on the transmission belt, shooting and detecting the surfaces of the toys, and sealing the boxes and leaving the factory after the detection is finished.

And in the fifth step, the vulcanization temperature is 150 ℃ and the vulcanization time is 15min, so that the effective vulcanization of the natural rubber is facilitated, and the performance is improved.

And the coating material in the seventh step is a paraxylene dimer, and the coating formed by the paraxylene dimer has good aging resistance, corrosion resistance and wear resistance.

The conveying speed of the conveying belt in the step eight is 5 pieces/second, the detection precision of the industrial camera is smaller than or equal to 0.05mm, the industrial camera is connected with the external monitoring display screen through a video connecting line, the resolution ratio of the external monitoring display screen is not smaller than 2560x1440, the conveying belt is used for conveying the rubber toy in a production line conveniently, the industrial camera is used for shooting the picture, the picture is transmitted to the external monitoring display screen through the video connecting line, and people can conveniently conduct remote monitoring.

Wherein the temperature of the gas introduced in the first step is 155-165 ℃, the air pressure is more than or equal to 1.5Mpa, and the raw rubber is conveniently and effectively thermally refined by utilizing high temperature and high pressure.

Wherein, cooling arrangement is the water-cooling machine in step three, and the business turn over liquid mouth of water-cooling machine passes through the cooling tube that predetermines in the pipe connection bed die, utilizes the heat of water absorption conduction mould and rubber material, conveniently promotes the cooling rate of rubber material.

When the invention works: the rubber material leaked during compaction and extrusion is scraped by personnel and is placed into a collecting cylinder for collection, the rubber material can be softened by a hot melting gun in the subsequent treatment, the details of the toy are manually modeled by tools such as an art designing knife and the like on the toy main body, so that the effects of saving materials and reducing the manufacturing cost can be achieved in the whole production process, the rubber toy is coated with a film with the thickness of 0.5-1 mu m on the surface by a vacuum coating machine, the coating material is a paraxylene dimer, a high-quality protective layer can be generated on the surface of the rubber material, the rubber toy has good aging resistance, corrosion resistance and wear resistance effects, and can play an isolation role on the internal rubber material, the rubber can be effectively prevented from being directly touched by children, the influence of residual harmful substances on the health of the children is prevented, and the finished rubber toy is placed on the top of a conveying belt for conveying before a sealing box is packed, and utilize the industrial camera to shoot the surface of rubber toy, shoot the picture and transmit to the external control display screen through the video connecting wire and go on showing, personnel observe the picture on the display screen to can carry out remote monitoring to the surface defect condition of rubber toy.

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.