阅读说明：本技术 一种抗高温橡胶鞋底及其加工方法 (high-temperature-resistant rubber sole and processing method thereof ) 是由 陈文彪 林挺 于 2019-07-25 设计创作，主要内容包括：一种抗高温橡胶鞋底及其加工方法,将称好重量的丁晴橡胶和顺丁橡胶倒入密炼机进行混炼,再倒入炭黑和氢氧化铝、氧化锌、玻璃化纤、硬脂酸锌进行混炼,混炼至135℃后提锤扫粉；再倒入抗氧剂、抗臭氧剂、聚异丁烯、耐磨剂进行混炼,混炼至140℃时卸料,此为混合料；将混合料倒入开炼机进行薄通至3次后出片成为混合料片,将静置好的混合料再倒入开炼机中进行开炼薄通三遍后倒入硫磺、TS、NS,打匀出片从而形成橡胶混合料片,将橡胶混合料片冲裁各自形状；将各自形状的裁片放入模具内进行硫化,硫化温度为160℃～165℃,开模即成为成品橡胶鞋底。本发明具有加工工艺更科学、加工出来的橡胶鞋底成品耐高温效果佳的特点。(a high temperature resistant rubber sole and its preparation method, weight-weighted butadiene acrylonitrile rubber and cis-butadiene rubber are poured into the Banbury mixer to mix, then pour into carbon black and aluminium hydroxide, zinc oxide, glass chemical fiber, zinc stearate to mix, carry the hammer to sweep the powder after mixing to 135 ℃; then pouring an antioxidant, an antiozonant, polyisobutylene and an anti-wear agent for mixing, and discharging when the mixture is mixed to 140 ℃ to obtain a mixture; pouring the mixture into an open mill for carrying out thin passing for 3 times, discharging the mixture into mixed tablets, pouring the mixture which is well kept stand into the open mill for carrying out open-milling thin passing for three times, pouring sulfur, TS and NS, uniformly beating the mixture to form rubber mixed tablets, and blanking the rubber mixed tablets into respective shapes; putting the cut pieces in the respective shapes into a mold for vulcanization, wherein the vulcanization temperature is 160-165 ℃, and opening the mold to obtain the finished rubber sole. The invention has the characteristics of more scientific processing technology and good high-temperature resistant effect of the processed finished product of the rubber sole.)

1. The high-temperature-resistant rubber sole is characterized in that the sole comprises the following raw materials: 30kg of nitrile butadiene rubber, 20kg of carbon black, 10kg of aluminum hydroxide, 2kg of zinc oxide, 5kg of vitrified fiber, 4kg of antioxidant, 2.5kg of ultraviolet absorbent, 0.5kg of zinc stearate, 2kg of antiozonant, 2kg of polyisobutylene, 1.2kg of wear-resistant agent, 1kg of sulfur, 0.2kg of TS and 0.4kg of NS;

wherein TS is specifically an accelerator TMTM, namely tetramethylthiuram monosulfide;

Wherein the NS is particularly an accelerator NS, namely N-tertiary butyl-2-benzothiazole sulfonamide.

2. The processing method of the high-temperature-resistant rubber sole is characterized by comprising the following steps:

Step one, pouring weighed butadiene-acrylonitrile rubber and butadiene rubber into an internal mixer for mixing for 2 minutes;

step two, pouring carbon black, aluminum hydroxide, zinc oxide, glass chemical fiber and zinc stearate for mixing, and extracting hammer powder after mixing to 135 ℃;

step three, pouring an antioxidant, an antiozonant, polyisobutylene and an anti-wear agent for mixing, and discharging when the mixture is mixed to 140 ℃ to obtain a mixture;

pouring the mixture into an open mill for thin passing for 3 times, discharging the mixture into a mixed material sheet with the thickness of 3mm, and placing the mixed material sheet on a base plate for standing for 48 hours;

step five, pouring the mixture which is well stood into an open mill again for open milling and thin passing for three times, pouring sulfur, TS and NS, uniformly beating and discharging sheets to form a rubber mixed sheet, wherein the specification of the rubber mixed sheet at the moment is specifically as follows: the length is 1m, the width is 0.45m, the thickness is 8 mm-10 mm, and the rubber mixed material sheet is punched into the respective shape;

Sixthly, putting the cut pieces in the respective shapes into a mold for vulcanization, wherein the vulcanization temperature is 160-165 ℃, exhausting for three times, and the vulcanization time is five minutes;

And seventhly, opening the mold after vulcanization is finished, and thus obtaining the finished rubber sole.

3. the method for manufacturing a high temperature resistant rubber shoe sole according to claim 2, wherein the blanking of the rubber mixing material sheet (B) is performed by a blanking mechanism comprising a horizontal bottom plate (A1), a vertical seat plate (A2), a vertical lift adjusting rod (A4), a vertical main plate (A3), a guide roller, a horizontal rail rod (C1), a vertical support plate (C3), a vertical traverse press plate (C2), a horizontal die cylinder (C4), and a cylinder (C5),

the bottom plate end of the vertical seat plate (A2) is fastened on the top surface of the transverse bottom plate (A1) through welding, two vertical rod holes are drilled downwards in the top surface of the vertical seat plate (A2), each vertical rod hole can be inserted with a vertical lifting adjusting rod (A4), two pairs of adjusting bolts are screwed in from the right side surface of the vertical seat plate (A2), each pair of adjusting bolts comprises an upper jacking bolt (A21) and a lower jacking bolt (A8538), each vertical rod hole is correspondingly screwed in a pair of adjusting bolts, and the height of the vertical lifting adjusting rod (A4) is adjusted by screwing the jacking bolts (A21);

the top rod end of each vertical lifting adjusting rod (A4) is fixedly fastened to the bottom surface of a vertical main plate (A3) through welding, the upper end of the vertical main plate (A3) is cut with a square through hole (A31), the shaft ends of two first material guiding rolling rollers (A32) which are parallel up and down are fastened in the square through hole (A31), and a material passing space is arranged between the two first material guiding rolling rollers (A32) which are parallel up and down;

A steel plate (A34) is welded in the middle of the front side face and the middle of the rear side face of the vertical main plate (A3), the front steel plate (A34) and the rear steel plate (A34) are respectively welded and fastened with the front shaft end and the rear shaft end of the second material guiding roller (A33) correspondingly, the second material guiding roller (A33) and the first material guiding roller (A32) are kept parallel, and a material passing space is also arranged between the second material guiding roller (A33) and the right side face of the vertical main plate (A3) at intervals;

the first material guiding roller (A32) and the second material guiding roller (A33) are both in the front-back horizontal depth direction;

The right side surface of the vertical main board (A3) is welded with four parallel transverse rail rods (C1), the vertical transverse moving pressing plate (C2) is square, rod holes are drilled in four corner areas, and the vertical transverse moving pressing plate (C2) is movably sleeved with the four transverse rail rods (C1) through the four rod holes;

A through hole for fixing a transverse mould cylinder (C4) is cut in the middle of the vertical transverse moving press plate (C2), the left side surface and the right side surface of the transverse mould cylinder (C4) are both open, the left end of the transverse mould cylinder (C4) penetrates out of the left plate surface of the vertical transverse moving press plate (C2), the left port of the transverse mould cylinder (C4) is used as a cutting edge, and the right port of the transverse mould cylinder (C4) is used as a discharge hole;

the vertical supporting plate (C3) is also square, four corner regions are respectively and fixedly connected with the right rod ends of four transverse rail rods (C1) through welding, the middle part of the vertical supporting plate (C3) is cut with a trepanning, the cylinder barrels of two front and back parallel cylinders (C5) are fastened on the right plate surface of the vertical supporting plate (C3) through screws, the piston rod of each cylinder (C5) faces to the left, and the head end of the piston rod of each cylinder (C5) is fixedly connected with the right side surface of the vertical transverse moving pressing plate (C2) through screws;

the extension/contraction of a piston rod of the air cylinder (C5) can control the vertical transverse moving pressing plate (C2) to move transversely along the four transverse rail rods (C1), the transverse moving of the vertical transverse moving pressing plate (C2) can drive the transverse die cylinder (C4) to move horizontally along a trepanning hole in the middle of the vertical supporting plate (C3), and a cutting edge at the left end of the transverse die cylinder (C4) can perform die pressing and blanking on the rubber mixed material sheet (B).

Technical Field

The invention relates to a high-temperature-resistant rubber sole and a processing method thereof.

background

the existing sole of the sports shoe has the problem of no high temperature resistance.

Disclosure of Invention

in order to solve the problems, the invention provides the high-temperature-resistant rubber sole and the processing method thereof, and the high-temperature-resistant rubber sole has the characteristics of more scientific processing technology and good high-temperature-resistant effect of the processed rubber sole finished product.

In order to achieve the above purpose, the invention provides the following specific technical measures: a high temperature resistant rubber sole is characterized in that,

The sole comprises the following raw materials: 30kg of nitrile butadiene rubber, 20kg of carbon black, 10kg of aluminum hydroxide, 2kg of zinc oxide, 5kg of vitrified fiber, 4kg of antioxidant, 2.5kg of ultraviolet absorbent, 0.5kg of zinc stearate, 2kg of antiozonant, 2kg of polyisobutylene, 1.2kg of wear-resistant agent, 1kg of sulfur, 0.2kg of TS and 0.4kg of NS;

Wherein TS is specifically an accelerator TMTM, namely tetramethylthiuram monosulfide;

wherein the NS is particularly an accelerator NS, namely N-tertiary butyl-2-benzothiazole sulfonamide.

A processing method of a high-temperature resistant rubber sole specifically comprises the following steps:

step one, pouring weighed butadiene-acrylonitrile rubber and butadiene rubber into an internal mixer for mixing for 2 minutes;

step two, pouring carbon black, aluminum hydroxide, zinc oxide, glass chemical fiber and zinc stearate for mixing, and extracting hammer powder after mixing to 135 ℃;

step three, pouring an antioxidant, an antiozonant, polyisobutylene and an anti-wear agent for mixing, and discharging when the mixture is mixed to 140 ℃ to obtain a mixture;

pouring the mixture into an open mill for thin passing for 3 times, discharging the mixture into a mixed material sheet with the thickness of 3mm, and placing the mixed material sheet on a base plate for standing for 48 hours;

step five, pouring the mixture which is well stood into an open mill again for open milling and thin passing for three times, pouring sulfur, TS and NS, uniformly beating and discharging sheets to form a rubber mixed sheet, wherein the specification of the rubber mixed sheet at the moment is specifically as follows: the length is 1m, the width is 0.45m, the thickness is 8 mm-10 mm, and the rubber mixed material sheet is punched into the respective shape;

sixthly, putting the cut pieces in the respective shapes into a mold for vulcanization, wherein the vulcanization temperature is 160-165 ℃, exhausting for three times, and the vulcanization time is five minutes;

and seventhly, opening the mold after vulcanization is finished, and thus obtaining the finished rubber sole.

wherein, the blanking of the rubber mixed material sheet is carried out by a blanking mechanism, the blanking mechanism comprises a transverse bottom plate, a vertical seat plate, a vertical lifting adjusting rod, a vertical main plate, a material guiding roller, a transverse rail rod, a vertical supporting plate, a vertical transverse moving pressing plate, a transverse die cylinder and a cylinder,

The bottom plate end of the vertical seat plate is fastened on the top surface of the transverse bottom plate through welding, two vertical rod holes are drilled downwards in the top surface of the vertical seat plate, each vertical rod hole can be inserted with one vertical lifting adjusting rod, two pairs of adjusting bolts are screwed in from the right side surface of the vertical seat plate, each pair of adjusting bolts comprises an upper jacking bolt and a lower jacking bolt, each vertical rod hole is correspondingly screwed in one pair of adjusting bolts, and the height of each vertical lifting adjusting rod is adjusted through screwing the jacking bolts;

the top rod end of each vertical lifting adjusting rod is fixedly fastened to the bottom surface of the vertical main plate through welding, a square through hole is cut in the upper end of the vertical main plate, the shaft ends of two first material guiding roller rollers which are parallel up and down are fixedly fastened in the square through hole, and a material passing space is arranged between the two first material guiding roller rollers which are parallel up and down;

A steel plate is welded in the middle of the front side face and the middle of the rear side face of the vertical main board, the front steel plate and the rear steel plate are respectively welded and fastened with the front axle end and the rear axle end of a second material guiding roller, the second material guiding roller is parallel to the first material guiding roller, and a material passing space is also arranged between the second material guiding roller and the right side face of the vertical main board at intervals;

the first material guiding roller and the second material guiding roller are both in front and back horizontal depth direction;

four parallel transverse rail rods are welded on the right side face of the vertical main board, the vertical transverse pressure plate is square, rod holes are drilled in four corner areas, and the vertical transverse pressure plate is movably sleeved with the four transverse rail rods through the four rod holes;

a through hole for fixing a transverse mould cylinder is cut in the middle of the vertical transverse moving press plate, the left side surface and the right side surface of the transverse mould cylinder are both open, the left end of the transverse mould cylinder penetrates out of the left plate surface of the vertical transverse moving press plate, the left end opening of the transverse mould cylinder is used as a cutting edge, and the right end opening of the transverse mould cylinder is used as a discharge hole;

the vertical supporting plate is also square, four corner areas are respectively and fixedly connected with the right rod ends of the four transverse rail rods through welding, a sleeve hole is cut in the middle of the vertical supporting plate, the cylinder barrels of the two front and back parallel cylinders are respectively and fixedly connected onto the right plate surface of the vertical supporting plate through screws, the piston rod of each cylinder faces to the left, and the piston rod end of each cylinder is fixedly connected with the right side surface of the vertical transverse moving pressing plate through screws;

the stretching/contracting of the piston rod of the air cylinder can control the vertical transverse moving pressing plate to move transversely along the four transverse rail rods, the transverse moving of the vertical transverse moving pressing plate can drive the transverse mold cylinder to move horizontally along the sleeve hole in the middle of the vertical supporting plate, and the cutting edge at the left end of the transverse mold cylinder can perform mold pressing and blanking on the rubber mixed material sheet.

the internal mixer of the present invention is 75L, manufactured by Weifuxing mechanical (Shanghai) Co., Ltd. The open mill described in the present invention employs a 22 inch open mill from Weifuxing mechanical (Shanghai) Co.

the vulcanization in the invention specifically adopts a rubber sole oil press with model number of 150T six-station, which is produced by Yanjiang city torch oil press machinery Co.

The invention has the advantages that the processing technology is more scientific, and the processed finished product of the rubber sole has good high-temperature resistant effect.

the invention is further illustrated by the following figures and examples.

Drawings

FIG. 1 is a block diagram illustrating the process of the present invention;

fig. 2 is a side view of the combined connecting structure of the blanking mechanism of the present invention.

in fig. 2: a1-transverse bottom plate, A2-vertical seat plate, A21-top pressure bolt, A3-vertical main plate, A31-square through hole, A32-first guide roller, A33-second guide roller, A34-steel plate, A4-vertical lifting adjusting rod, B-rubber mixed material sheet, C1-transverse rail rod, C2-vertical transverse moving pressing plate, C3-vertical supporting plate, C4-transverse die cylinder and C5-air cylinder.

Detailed Description

The high-temperature-resistant rubber sole is characterized in that the sole comprises the following raw materials: 30kg of nitrile butadiene rubber, 20kg of carbon black, 10kg of aluminum hydroxide, 2kg of zinc oxide, 5kg of vitrified fiber, 4kg of antioxidant, 2.5kg of ultraviolet absorbent, 0.5kg of zinc stearate, 2kg of antiozonant, 2kg of polyisobutylene, 1.2kg of wear-resistant agent, 1kg of sulfur, 0.2kg of TS and 0.4kg of NS;

wherein TS is specifically an accelerator TMTM, namely tetramethylthiuram monosulfide;

wherein the NS is particularly an accelerator NS, namely N-tertiary butyl-2-benzothiazole sulfonamide.

As shown in fig. 1, a processing method of a high temperature resistant rubber sole specifically comprises the following steps:

Step one, pouring weighed butadiene-acrylonitrile rubber and butadiene rubber into an internal mixer for mixing for 2 minutes;

step two, pouring carbon black, aluminum hydroxide, zinc oxide, glass chemical fiber and zinc stearate for mixing, and extracting hammer powder after mixing to 135 ℃;

Step three, pouring an antioxidant, an antiozonant, polyisobutylene and an anti-wear agent for mixing, and discharging when the mixture is mixed to 140 ℃ to obtain a mixture;

pouring the mixture into an open mill for thin passing for 3 times, discharging the mixture into a mixed material sheet with the thickness of 3mm, and placing the mixed material sheet on a base plate for standing for 48 hours;

step five, pouring the mixture which is well stood into an open mill again for open milling and thin passing for three times, pouring sulfur, TS and NS, uniformly beating and discharging sheets to form a rubber mixed sheet, wherein the specification of the rubber mixed sheet at the moment is specifically as follows: the length is 1m, the width is 0.45m, the thickness is 8 mm-10 mm, and the rubber mixed material sheet is punched into the respective shape;

sixthly, putting the cut pieces in the respective shapes into a mold for vulcanization, wherein the vulcanization temperature is 160-165 ℃, exhausting for three times, and the vulcanization time is five minutes;

And seventhly, opening the mold after vulcanization is finished, and thus obtaining the finished rubber sole.

Wherein, the blanking of the rubber mixed material sheet is carried out by a blanking mechanism, as shown in figure 2, the blanking mechanism comprises a transverse bottom plate A1, a vertical seat plate A2, a vertical lifting adjusting rod A4, a vertical main plate A3, a material guiding roller, a transverse rail rod C1, a vertical supporting plate C3, a vertical transverse pressure plate C2, a transverse die cylinder C4 and a cylinder C5,

The bottom plate end of the vertical seat plate A2 is fastened on the top surface of the transverse bottom plate A1 through welding, two vertical rod holes are drilled downwards on the top surface of the vertical seat plate A2, each vertical rod hole can be inserted with a vertical lifting adjusting rod A4, two pairs of adjusting bolts are screwed in from the right side surface of the vertical seat plate A2, each pair of adjusting bolts comprises an upper jacking bolt A21 and a lower jacking bolt A21, each vertical rod hole is correspondingly screwed in a pair of adjusting bolts, and the height of the vertical lifting adjusting rod A4 is adjusted by screwing the jacking bolts A21;

the top rod end of each vertical lifting adjusting rod A4 is fixedly fastened to the bottom surface of a vertical main plate A3 through welding, the upper end of a vertical main plate A3 is cut with a square through hole A31, the shaft ends of two first material guiding roller A32 which are parallel up and down are fastened in the square through hole A31, and a material passing space is arranged between the two first material guiding roller A32 which are parallel up and down;

a steel plate A34 is welded in the middle of the front side face and the middle of the rear side face of the vertical main plate A3, a front steel plate A34 and a rear steel plate A34 are respectively welded and fastened with the front axle end and the rear axle end of a second material guiding roller A33, the second material guiding roller A33 is parallel to the first material guiding roller A32, and a material passing space is also arranged between the second material guiding roller A33 and the right side face of the vertical main plate A3 at intervals;

the first material guiding roller A32 and the second material guiding roller A33 are both in the front-back horizontal depth direction;

the right side surface of the vertical main plate A3 is welded with four parallel transverse rail rods C1, the vertical transverse moving pressing plate C2 is square, rod holes are drilled in four corner areas, and the vertical transverse moving pressing plate C2 is movably sleeved with the four transverse rail rods C1 through the four rod holes;

a through hole for fixing a transverse die cylinder C4 is cut in the middle of the vertical transverse moving pressing plate C2, the left side surface and the right side surface of the transverse die cylinder C4 are both open, the left end of the transverse die cylinder C4 penetrates out of the left plate surface of the vertical transverse moving pressing plate C2, the left port of the transverse die cylinder C4 serves as a cutting edge, and the right port of the transverse die cylinder C4 serves as a discharge hole;

The vertical supporting plate C3 is also square, four corner regions are respectively and fixedly connected with the right rod ends of four transverse rail rods C1 through welding, the middle part of the vertical supporting plate C3 is cut with a trepanning, the cylinder barrels of two front and back parallel cylinders C5 are respectively and fixedly connected on the right plate surface of the vertical supporting plate C3 through screws, the piston rod of each cylinder C5 faces to the left, and the head end of the piston rod of each cylinder C5 is fixedly connected with the right side surface of the vertical transverse moving pressing plate C2 through screws;

The extension/contraction of a piston rod of the air cylinder C5 can control the vertical transverse moving press plate C2 to move transversely along the four transverse rail rods C1, the transverse movement of the vertical transverse moving press plate C2 can drive the transverse die cylinder C4 to move horizontally along a sleeve hole in the middle of the vertical support plate C3, and a cutting edge at the left end of the transverse die cylinder C4 can perform die pressing and blanking on the rubber mixed material sheet B.