阅读说明：本技术 一种橡胶及其制备方法 (Rubber and preparation method thereof ) 是由 曹琦 于 2021-07-26 设计创作，主要内容包括：本发明涉及橡胶制备技术领域,更具体的说是一种橡胶及其制备方法；可以去除橡胶树汁液中的灰尘、树叶以及其他杂质；该方法包括以下步骤：步骤一：从橡胶树中提取出汁液之后,去掉其中的杂物并与清水混合得到混合汁液；步骤二：对混合汁液中添加染料和添加剂,随后加入蚁酸并进行搅拌；步骤三：混合汁液与蚁酸反应得到凝胶状橡胶；步骤四：将凝胶状橡胶进行加压,得到橡胶薄片；所述橡胶由以下体积份数的原料组成：聚乙烯吡咯烷酮1-2份；阻燃剂2-3份；硫化剂1-3份；芳香剂1.5-3份；橡树汁液10-15份。(The invention relates to the technical field of rubber preparation, in particular to rubber and a preparation method thereof; the dust, leaves and other impurities in the juice of the rubber trees can be removed; the method comprises the following steps: the method comprises the following steps: after extracting juice from the rubber tree, removing impurities in the juice and mixing the juice with clear water to obtain mixed juice; step two: adding dye and additive into the mixed juice, and then adding formic acid and stirring; step three: reacting the mixed juice with formic acid to obtain gel rubber; step four: pressurizing the gel rubber to obtain a rubber sheet; the rubber is prepared from the following raw materials in parts by volume: 1-2 parts of polyvinylpyrrolidone; 2-3 parts of a flame retardant; 1-3 parts of a vulcanizing agent; 1.5-3 parts of an aromatic; 10-15 parts of oak juice.)

1. A method for preparing rubber is characterized in that: the method comprises the following steps:

the method comprises the following steps: after extracting juice from the rubber tree, removing impurities in the juice and mixing the juice with clear water to obtain mixed juice;

step two: adding dye and additive into the mixed juice, and then adding formic acid and stirring;

step three: reacting the mixed juice with formic acid to obtain gel rubber;

step four: the gel rubber was pressurized to obtain a rubber sheet.

2. The method for producing rubber according to claim 1, characterized in that: the rubber preparation method also uses a rubber preparation device which comprises a hopper (101) and a screen (102), wherein the screen (102) can be buckled with the hopper (101).

3. The method for producing rubber according to claim 2, characterized in that: the device also comprises slide rails (301) and a collecting hopper (302), wherein the two slide rails (301) are arranged in a mirror image mode, the collecting hopper (302) is fixed on one of the slide rails (301), and the funnel (101) slides on the two slide rails (301).

4. The method for producing rubber according to claim 3, characterized in that: the device further comprises a water tank (201), nozzles (202) and upright posts (203), wherein the water tank (201) is located right above the funnel (101), the water tank (201) is provided with the nozzles (202), the water tank (201) rotates on the upright posts (203), and the upright posts (203) are fixedly connected onto one of the slide rails (301).

5. The method for producing rubber according to claim 4, characterized in that: the device also comprises a mixing barrel (401), a plurality of stirring rods (403) and a central shaft (406), wherein the central shaft (406) is fixedly connected with the stirring rods (403), and the central shaft (406) rotates on the mixing barrel (401).

6. The method for producing rubber according to claim 5, characterized in that: the device also comprises a push plate (402) and a telescopic rod (404), wherein the stirring rods (403) all slide on the push plate (402), the push plate (402) slides in the mixing barrel (401), and the telescopic rod (404) is fixed between the push plate (402) and the mixing barrel (401).

7. The method for producing rubber according to claim 6, characterized in that: the device also comprises a recycling groove (405), wherein the recycling groove (405) is fixedly connected to the mixing barrel (401), and the recycling groove (405) is connected and communicated with the water tank (201) through a water pipe.

8. The method for producing rubber according to claim 7, characterized in that: the device also comprises a flat plate (103) and a hopper (104), wherein the flat plate (103) is provided with a plurality of hoppers (104), and the flat plate (103) is fixedly connected to the hopper (101).

9. The method for producing rubber according to claim 8, characterized in that: the device further comprises a bottom frame (501), an arc-shaped plate (502) and a pressing roller (503), wherein the arc-shaped plate (502) slides on the bottom frame (501), the pressing roller (503) rotates on the bottom frame (501), a plurality of water leakage holes (505) are uniformly formed in the bottom frame (501), an inclined plane (504) is further formed in the bottom frame (501), and the mixing barrel (401) is fixedly connected to the bottom frame (501).

10. The rubber prepared by the method of claim 9, wherein: the rubber is prepared from the following raw materials in parts by volume: 1-2 parts of polyvinylpyrrolidone; 2-3 parts of a flame retardant; 1-3 parts of a vulcanizing agent; 1.5-3 parts of an aromatic; 10-15 parts of oak juice.

Technical Field

The invention relates to the technical field of rubber preparation, in particular to rubber and a preparation method thereof.

Background

When extracting juice from a rubber tree, firstly cutting an opening on the rubber tree, and then fixing a collecting container on the rubber tree, so that the juice of the rubber tree can flow into the collecting container, but the juice of the rubber tree can seep out enough juice for a long time, and the juice of the rubber tree is collected in an outdoor natural environment, so that dust, leaves and other impurities can enter the collecting container exposed in the natural environment for a long time, and the juice of the rubber tree needs to be purified before being used to obtain clean juice of the rubber tree; in the traditional method, dust, leaves and other impurities are not cleaned.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides a rubber preparation method which can remove dust, leaves and other impurities in the juice of a rubber tree.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a method of preparing rubber, the method comprising the steps of:

the method comprises the following steps: after extracting juice from the rubber tree, removing impurities in the juice and mixing the juice with clear water to obtain mixed juice;

step two: adding dye and additive into the mixed juice, and then adding formic acid and stirring;

step three: reacting the mixed juice with formic acid to obtain gel rubber;

step four: the gel rubber was pressurized to obtain a rubber sheet.

The rubber preparation method further uses a rubber preparation device which comprises a funnel and a screen, wherein the screen can be buckled with the funnel.

The device further comprises slide rails and a collecting hopper, wherein the two slide rails are arranged in a mirror image mode, the collecting hopper is fixed on one of the slide rails, and the funnel slides on the two slide rails.

The device further comprises a water tank, nozzles and a stand column, wherein the water tank is positioned right above the funnel, the water tank is provided with the nozzles, the water tank rotates on the stand column, and the stand column is fixedly connected to one of the slide rails.

The rubber prepared by the rubber preparation method comprises the following raw materials in parts by volume: 1-2 parts of polyvinylpyrrolidone; 2-3 parts of a flame retardant; 1-3 parts of a vulcanizing agent; 1.5-3 parts of an aromatic; 10-15 parts of oak juice.

The rubber preparation method has the beneficial effects that:

the rubber tree sap collecting device comprises the funnel and the screen, wherein the screen can be buckled with the funnel, and the screen rotates on the funnel, so that the funnel and the screen can be buckled together, collected rubber tree sap is poured into the funnel, leaves and other impurities contained in the rubber tree sap are screened out by the screen when the rubber tree sap passes through the screen, and the rubber tree sap without the impurities is obtained.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a flow chart of a process for preparing rubber in the present invention;

FIG. 2 is a schematic diagram of the construction of a funnel and screen according to the present invention;

FIG. 3 is a schematic structural view of a slide rail and a collecting bucket of the present invention;

FIG. 4 is a schematic view of the structure of the water tank and the nozzle in the present invention;

FIG. 5 is a schematic view of the mixing barrel according to the present invention;

FIG. 6 is a schematic view of the construction of the stirring rod and the central shaft of the present invention;

FIG. 7 is a schematic structural view of a push plate and a telescopic rod according to the present invention;

FIG. 8 is a schematic view of the structure of the plate and hopper of the present invention;

FIG. 9 is a schematic view of the construction of the base frame and the press roll of the present invention;

FIG. 10 is a schematic view of the construction of the base frame and mixing tub of the present invention;

FIG. 11 is a schematic view of the structure of a manufacturing apparatus according to the present invention.

In the figure: a hopper 101; a screen 102; a plate 103; a hopper 104; a water tank 201; a nozzle 202; a column 203; a slide rail 301; a collection hopper 302; a mixing tub 401; a pusher plate 402; a stirring rod 403; a telescoping rod 404; a recovery tank 405; a central axis 406; a chassis 501; an arcuate plate 502; a press roller 503; a bevel 504; and water leakage holes 505.

Detailed Description

Referring to fig. 1 and 2, one exemplary process for decontaminating rubber tree sap is shown in the figures as follows:

the rubber preparation method also uses a rubber preparation device which comprises a funnel 101 and a screen 102, wherein the screen 102 can be buckled with the funnel 101; when extracting juice from a rubber tree, firstly cutting an opening on the rubber tree, and then fixing a collecting container on the rubber tree, so that the juice of the rubber tree can flow into the collecting container, but the juice of the rubber tree can seep out enough juice for a long time, and the juice of the rubber tree is collected in an outdoor natural environment, so that dust, leaves and other impurities can enter the collecting container exposed in the natural environment for a long time, and the juice of the rubber tree needs to be purified before being used to obtain clean juice of the rubber tree; the rubber tree sap collecting device comprises a funnel 101 and a screen 102, wherein the screen 102 can be buckled with the funnel 101, the screen 102 rotates on the funnel 101, collected rubber tree sap can be poured into the funnel 101 after the funnel 101 and the screen 102 are buckled together, and when the rubber tree sap passes through the screen 102, leaves and other impurities in the rubber tree sap can be screened out by the screen 102, so that the rubber tree sap without the impurities can be obtained.

Referring to fig. 1 and 2, one exemplary process for decontaminating rubber tree sap is shown in the figures as follows:

the screened leaves and other impurities need to be collected, so that the influence on sanitation and workers caused by scattering in the working environment is avoided, and at the moment, the invention can be utilized: two slide rails 301 that the mirror image set up, collection fill 302 is fixed on one of them slide rail 301, funnel 101 slides on two slide rails 301, be provided with the handle on funnel 101, alright after sieving out leaf and other impurity, use the handle to drive funnel 101 and screen cloth 102 and move to the position that collection fill 302 corresponds, then open screen cloth 102, make screen cloth 102 for collection fill 302 incline not later alright collect in can pouring the leaf and other impurity that sieve out into collection fill 302, be convenient for unified processing.

Referring to fig. 4 and 11, one exemplary operation for obtaining dust removal from sap is shown in the figures:

the water tank 201 is located right above the funnel 101, the water tank 201 is provided with a plurality of nozzles 202, the water tank 201 rotates on the stand column 203, the stand column 203 is fixedly connected to one of the slide rails 301, a water pump is arranged in the water tank 201, firstly, the water tank 201 rotates, then, the rubber tree juice can be poured onto the screen 102, after the rubber tree juice is poured onto the screen 102, water mist is sprayed downwards by using the water tank 201 and the nozzles 202, the rubber tree juice is cleaned by using clean water, the rubber tree juice falls into the funnel 101, due to the characteristics of the rubber tree juice, dust is attached to the surface of the rubber tree juice, the clean water can dissolve the dust attached to the rubber tree juice into the clean water, and then, the clean water is treated, and clean rubber tree juice can be obtained;

then make water tank 201 rotate down, spray water smoke downwards through nozzle 202 simultaneously, can make water smoke wash the remaining rubber tree juice on the leaf and other impurity together, make the whole funnels 101 that enter into of rubber tree juice, avoid the remaining rubber tree juice on the leaf and other impurity to be wasted.

Referring to fig. 5 and 6, an exemplary process by which the gel-like rubber can be processed is shown:

the device further comprises a mixing barrel 401, a stirring rod 403 and a central shaft 406, wherein the central shaft 406 is fixedly connected with the stirring rods 403, the central shaft 406 rotates on the mixing barrel 401, the mixing barrel 401 is located below the funnel 101, after clean rubber tree juice is obtained, the rubber tree juice enters the mixing barrel 401, then the additives and the dyes are added, the central shaft 406 is driven to rotate through a motor, the stirring rods 403 are driven to rotate in the mixing barrel 401, the rubber tree juice, the additives and the dyes are stirred to be in a uniform state and are mutually fused, then formic acid is added, stirring is continued, and under the action of the formic acid, the rubber tree juice gradually gathers together to form gel rubber, and the gel rubber is sticky.

Referring to fig. 6 and 7, an exemplary process by which the gel-like rubber can be processed is shown:

since the gel-like rubber has viscosity, after the plurality of stirring rods 403 prepare the gel-like rubber, a part of the gel-like rubber adheres to the plurality of stirring rods 403 and the inner wall of the mixing tub 401, and is not cleaned well, thereby causing waste; in order to avoid the problems, the invention further comprises a push plate 402 and a telescopic rod 404, wherein the stirring rods 403 are all slid on the push plate 402, the push plate 402 is slid in the mixing barrel 401, the telescopic rod 404 is fixed between the push plate 402 and the mixing barrel 401, so that after the gel rubber is prepared, the telescopic rod 404 is used for driving the push plate 402 to be lifted upwards in the mixing barrel 401, the gel rubber adhered to the inner wall of the mixing barrel 401 is cleaned through the contact between the push plate 402 and the inner wall of the mixing barrel 401, meanwhile, the push plate 402 can also clean the gel rubber adhered to the stirring rods 403 together, and finally, all the prepared gel rubber in the mixing barrel 401 is lifted, so that the gel rubber is pushed out of the mixing barrel 401, and is convenient to take away for subsequent processing.

Referring to fig. 5 and 7, one exemplary process by which the reclaimed water resource can be obtained is as follows:

after the formic acid and the rubber tree juice are mixed, the reaction is carried out, so that the rubber tree juice is coagulated, at the moment, a part of water in the rubber tree juice, the additive and the dye is separated out, the separated water cannot be blended into the coagulated gel rubber, but the part of water can be continuously used, and the part of water is wasted in the traditional preparation method; therefore, the invention further comprises a recycling groove 405, the recycling groove 405 is fixedly connected to the mixing barrel 401, the recycling groove 405 is connected and communicated with the water tank 201 through a water pipe, so that after the gel rubber is formed, when the gel rubber is pushed out from the mixing barrel 401 by the push plate 402, the separated water can be pushed out together, at the moment, the water can flow into the recycling groove 405 along the outer wall of the mixing barrel 401, and then the water in the recycling groove 405 can be pumped into the water tank 201 through the water pipe by a water pump in the water tank 201 for reuse, so that the waste of water resources is avoided.

Referring to fig. 8 and 11, one exemplary process by which dosing additives and dyes may be achieved is shown:

the mixing tank comprises a flat plate 103 and hoppers 104, wherein the flat plate 103 is provided with the plurality of hoppers 104, the flat plate 103 is fixedly connected to the hoppers 101, and each hopper 104 is provided with a valve and scale marks, so that the valves can be opened according to a certain proportion according to the amount of juice of the rubber trees to add additives and dyes into the mixing tank 401, and after the screen mesh 102 screens out infusion liquid and other impurities, the funnel 101 can move while driving the flat plate 103 to move above the mixing tank 401, and then the additives can be added, so that interference is avoided.

Referring to fig. 9-11, one exemplary process by which rubber sheeting may be prepared is shown:

after the gel rubber is prepared, the gel rubber is loose and needs to be processed into a compact rubber sheet, so the invention also comprises a bottom frame 501, an arc-shaped plate 502 and a press roller 503, the arc-shaped plate 502 slides on the bottom frame 501, the press roller 503 is rotated on the bottom frame 501, a plurality of water leakage holes 505 are uniformly arranged on the bottom frame 501, the bottom frame 501 is also provided with a slope 504, a mixing barrel 401 is fixedly connected on the bottom frame 501, two slide rails 301 are fixed on the bottom frame 501, after the gel rubber is pushed out from the mixing barrel 401 by a push plate 402, precipitated water can flow down through the water leakage holes 505, the gel rubber can reach the bottom frame 501, then the arc-shaped plate 502 is driven by an air cylinder to push the gel rubber to the press roller 503, a motor is used to drive the press roller 503 to rotate, the gel rubber is matched with the arc-shaped plate 502, and the gel rubber is "rolled" between the press roller 503 and the slope 504 by the slope 504, and then pressed into a sheet of rubber, thereby obtaining a compact sheet of rubber, which can then be used to make various rubber-made articles.

The polyvinylpyrrolidone in the rubber can resist oxidation and prolong the service life of the rubber, the flame retardant can enhance the fire resistance of the rubber, and the aromatic can enable the rubber to have unique fragrance and shield other tastes of the rubber.