阅读说明：本技术 一种橡胶鞋底制作工艺 (Manufacturing process of rubber sole ) 是由 黄江英 于 2019-11-28 设计创作，主要内容包括：本发明公开了一种橡胶鞋底制作工艺,涉及鞋底生产相关技术领域,包括步骤A：备料：包括以下成分(按质量百分比)：橡胶71～75％、EVA树脂17～19％、氧化锌0.5～0.7％、硬脂酸2～3％、着色剂1.3～1.5％、发泡剂0.8～3.2％、增塑剂2～3％,所述橡胶包括以下成分(按质量百分比)；天然橡胶15～25％、丁苯橡胶45～65％、顺丁胶20～30％、步骤B：混料、步骤C：注塑成型：根据不同鞋底的厚度要求,开炼机压片,将混合溶液加入到模具内硫化,硫化结束后从模具内取出鞋底,自然冷却至常温,制得橡胶鞋底。本发明制得的橡胶鞋底不仅具有弹性,还具有较好的耐磨效果,从而使得该橡胶鞋底能够经受长时间的磨耗。(The invention discloses a rubber sole manufacturing process, which relates to the technical field related to sole production and comprises the following steps: preparing materials: comprises the following components (by mass percent): 71-75% of rubber, 17-19% of EVA resin, 0.5-0.7% of zinc oxide, 2-3% of stearic acid, 1.3-1.5% of a coloring agent, 0.8-3.2% of a foaming agent and 2-3% of a plasticizer, wherein the rubber comprises the following components in percentage by mass; 15-25% of natural rubber, 45-65% of styrene butadiene rubber, 20-30% of butadiene rubber, and the step B: mixing materials, and step C: injection molding: and (3) tabletting by using an open mill according to the thickness requirements of different soles, adding the mixed solution into a mold for vulcanization, taking out the soles from the mold after vulcanization, and naturally cooling to normal temperature to obtain the rubber soles. The rubber sole prepared by the invention has elasticity and a better wear-resistant effect, so that the rubber sole can withstand long-term wear.)

1. A manufacturing process of a rubber sole is characterized by comprising the following steps:

step A: preparing materials: comprises the following components (by mass percent): 71-75% of rubber, 17-19% of EVA resin, 0.5-0.7% of zinc oxide, 2-3% of stearic acid, 1.3-1.5% of a coloring agent, 0.8-3.2% of a foaming agent and 2-3% of a plasticizer, wherein the rubber comprises the following components in percentage by mass; 15-25% of natural rubber, 45-65% of styrene butadiene rubber and 20-30% of butadiene rubber;

and B: mixing materials: pouring the raw materials in the step A into a stirring device, and stirring at a rotating speed of 230-250 r/min for 2-4 h to uniformly mix the raw materials to obtain a mixed solution;

and C: injection molding: and (3) tabletting by using an open mill according to the thickness requirements of different soles, adding the mixed solution into a mold for vulcanization, taking out the soles from the mold after vulcanization, and naturally cooling to normal temperature to obtain the rubber soles.

2. The manufacturing process of the rubber sole according to claim 1, characterized in that:

comprises the following components (by mass percent): 71% of rubber, 19% of EVA resin, 0.5% of zinc oxide, 3% of stearic acid, 1.3% of a coloring agent, 3.2% of a foaming agent and 2% of a plasticizer, wherein the rubber comprises the following components (in percentage by mass); 15% of natural rubber, 65% of styrene butadiene rubber and 20% of butadiene rubber.

3. The manufacturing process of the rubber sole according to claim 1, characterized in that:

comprises the following components (by mass percent): 73% of rubber, 18% of EVA resin, 0.6% of zinc oxide, 2.5% of stearic acid, 1.4% of coloring agent, 2.0% of foaming agent and 2.5% of plasticizer, wherein the rubber comprises the following components (in percentage by mass); 20% of natural rubber, 55% of styrene butadiene rubber and 25% of butadiene rubber.

4. The manufacturing process of the rubber sole according to claim 1, characterized in that:

comprises the following components (by mass percent): 75% of rubber, 17% of EVA resin, 0.7% of zinc oxide, 2% of stearic acid, 1.5% of a coloring agent, 0.8% of a foaming agent and 3% of a plasticizer, wherein the rubber comprises the following components (in percentage by mass); 25% of natural rubber, 45% of styrene-butadiene rubber and 30% of butadiene rubber.

5. The manufacturing process of the rubber sole according to claim 1, characterized in that:

and the colorant in the step A is organic pigment color glue.

6. The manufacturing process of the rubber sole according to claim 1, characterized in that:

the stirring device in the step B comprises a base (1), a support (2) is fixedly connected to the left end of the base (1), a cross beam (3) is fixedly connected to the right side of the top end of the support (2), a stirring box (4) is arranged between the cross beam (3) and the base (1), a hydraulic cylinder (5) is fixedly connected to the middle portion of the right side of the support (2), a piston rod of the hydraulic cylinder (5) is fixedly connected to the middle portion of the left side of the stirring box (4), a sliding groove (6) is formed in the middle portion of the top end of the stirring box (4), a motor (7) is fixedly connected to the upper surface of the cross beam (3), a rotating shaft (8) is fixedly connected to the output end of the motor (7), the bottom end of the rotating shaft (8) sequentially penetrates through a shaft hole and the sliding groove (6) formed in the cross beam (3) and is located inside the stirring box (4), three, one end of the stirring cross rod (9) far away from the rotating shaft (8) is fixedly connected with a stirring vertical rod (10);

the four corners of the lower surface of the base (1) are fixedly connected with buffer devices, each buffer device comprises a buffer column (18) and a buffer box (19), a cylindrical hole (20) is formed in the middle of the top end of the buffer box (19), the diameter of the cylindrical hole (20) is matched with that of the buffer column (18), the top end of the buffer column (18) is fixedly connected with the lower surface of the base (1), the bottom end of the buffer column (18) penetrates through the cylindrical hole (20) and is positioned in the buffer box (19), the bottom end of the buffer column (18) is fixedly connected with a buffer plate (21), both ends of the buffer plate (21) are jointed with the inner wall of the buffer box (19), the lower surface of the buffer plate (21) is fixedly connected with two springs (22), the bottom end of the spring (22) is fixedly connected with the inner wall of the bottom end of the buffer box (19), and rubber particles (23) are filled in the buffer box (19).

7. The manufacturing process of the rubber sole according to claim 6, wherein the manufacturing process comprises the following steps:

it is three stirring horizontal pole (9) are from last to being equidistant distribution down, stirring horizontal pole (9) and stirring montant (10) all are located the inside of box (1).

8. The manufacturing process of the rubber sole according to claim 6, wherein the manufacturing process comprises the following steps:

the upper end of the right side of the box body (1) is fixedly connected with a feeding pipe (11);

the right side bottom fixedly connected with discharging pipe (12) of box (1), install the ejection of compact valve on discharging pipe (12).

9. The manufacturing process of the rubber sole according to claim 6, wherein the manufacturing process comprises the following steps:

the diameter of the shaft hole (9) is matched with that of the rotating shaft (8).

10. The manufacturing process of the rubber sole according to claim 6, wherein the manufacturing process comprises the following steps:

equal fixedly connected with supporting leg (13) in lower surface four corners department of agitator tank (4), the bottom fixed mounting of supporting leg (13) has gyro wheel (14), spout (15) have been seted up to the upper surface symmetry of base (1), gyro wheel (14) are located the inside of spout (15).

Technical Field

The invention relates to the technical field related to sole production, in particular to a manufacturing process of a rubber sole.

Background

The sole is used as an important component of the shoe, can bear most functions of the shoe, the sole is required to have strong impact resistance by the gravity of a human body and the huge impact of external force generated by sports and other modes on the sole, in addition, the sole is required to have certain elasticity, so that the impact of the external force on the foot and the sole of the human body can be effectively buffered, the sole has the characteristics, people also put forward higher requirements on the wear resistance of the sole, and the existing rubber sole has the defect of poor wear resistance although the weight is lighter.

Therefore, it is necessary to provide a manufacturing process of rubber soles to solve the above problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a manufacturing process of a rubber sole, which solves the problem that the existing rubber sole is poor in wear resistance.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a manufacturing process of a rubber sole comprises the following steps:

step A: preparing materials: comprises the following components (by mass percent): 71-75% of rubber, 17-19% of EVA resin, 0.5-0.7% of zinc oxide, 2-3% of stearic acid, 1.3-1.5% of a coloring agent, 0.8-3.2% of a foaming agent and 2-3% of a plasticizer, wherein the rubber comprises the following components in percentage by mass; 15-25% of natural rubber, 45-65% of styrene butadiene rubber and 20-30% of butadiene rubber;

and B: mixing materials: pouring the raw materials in the step A into a stirring device, and stirring at a rotating speed of 230-250 r/min for 2-4 h to uniformly mix the raw materials to obtain a mixed solution;

and C: injection molding: and (3) tabletting by using an open mill according to the thickness requirements of different soles, adding the mixed solution into a mold for vulcanization, taking out the soles from the mold after vulcanization, and naturally cooling to normal temperature to obtain the rubber soles.

Optionally, the composition comprises the following components (in percentage by mass): 71% of rubber, 19% of EVA resin, 0.5% of zinc oxide, 3% of stearic acid, 1.3% of a coloring agent, 3.2% of a foaming agent and 2% of a plasticizer, wherein the rubber comprises the following components (in percentage by mass); 15% of natural rubber, 65% of styrene butadiene rubber and 20% of butadiene rubber.

Optionally, the composition comprises the following components (in percentage by mass): 73% of rubber, 18% of EVA resin, 0.6% of zinc oxide, 2.5% of stearic acid, 1.4% of coloring agent, 2.0% of foaming agent and 2.5% of plasticizer, wherein the rubber comprises the following components (in percentage by mass); 20% of natural rubber, 55% of styrene butadiene rubber and 25% of butadiene rubber.

Optionally, the composition comprises the following components (in percentage by mass): 75% of rubber, 17% of EVA resin, 0.7% of zinc oxide, 2% of stearic acid, 1.5% of a coloring agent, 0.8% of a foaming agent and 3% of a plasticizer, wherein the rubber comprises the following components (in percentage by mass); 25% of natural rubber, 45% of styrene-butadiene rubber and 30% of butadiene rubber.

Optionally, the colorant in the step a is an organic pigment color paste.

Optionally, the stirring device in the step B includes a base, a support is fixedly connected to the left end of the base, a cross beam is fixedly connected to the right side of the top end of the support, a stirring box is disposed between the cross beam and the base, a hydraulic cylinder is fixedly connected to the middle portion of the right side of the support, a piston rod of the hydraulic cylinder is fixedly connected to the middle portion of the left side of the stirring box, a chute is formed in the middle portion of the top end of the stirring box, a motor is fixedly connected to the upper surface of the cross beam, a rotating shaft is fixedly connected to the output end of the motor, the bottom end of the rotating shaft sequentially penetrates through a shaft hole and the chute formed in the cross beam and is located inside the stirring box, three stirring cross rods are fixedly connected to;

the utility model discloses a buffer box, including the base, the equal fixedly connected with buffer device in lower surface four corners department of base, buffer device includes bumping post and baffle-box, the cylinder hole has been seted up at the top middle part of baffle-box, the diameter in cylinder hole and the diameter looks adaptation of bumping post, the top of bumping post and the lower fixed surface of base are connected, the bottom of bumping post runs through the cylinder hole and is located the inside of baffle-box, the bottom fixedly connected with buffer board of bumping post, the both ends of buffer board all laminate mutually with the inner wall of baffle-box, the lower fixed surface of buffer board is connected with two springs, the bottom of spring and the bottom inner wall fixed connection of baffle-box, the inside packing of baffle-box has rubber granules.

It is optional, three the stirring horizontal pole is from last to being equidistant distribution down, stirring horizontal pole and stirring montant all are located the inside of box.

Optionally, the upper end of the right side of the box body is fixedly connected with a feeding pipe;

the right side bottom fixedly connected with discharging pipe of box, install discharge valve on the discharging pipe.

Optionally, the diameter of the shaft hole is matched with the diameter of the rotating shaft.

Optionally, the equal fixedly connected with supporting leg in lower surface four corners department of agitator tank, the bottom fixed mounting of supporting leg has the gyro wheel, the spout has been seted up to the upper surface symmetry of base, the gyro wheel is located the inside of spout.

(III) advantageous effects

The invention provides a manufacturing process of a rubber sole, which has the following beneficial effects:

(1) the rubber sole prepared by the invention has elasticity and a better wear-resisting effect, so that the rubber sole can withstand long-term wear.

(2) When the stirring device is used, raw materials are poured into the stirring box through the inlet pipe, the starting motor drives the rotating shaft to rotate, the rotating shaft can drive the stirring transverse rod to rotate in the rotating process, the stirring transverse rod can drive the stirring vertical rod to rotate in the rotating process, the rotating shaft, the stirring transverse rod and the stirring vertical rod can stir and mix the raw materials in the stirring box in the rotating process, the raw materials can be fully mixed through the matching arrangement of the stirring transverse rod and the stirring vertical rod, meanwhile, the hydraulic cylinder is started to push the stirring box, the stirring box drives the supporting legs and the idler wheels to move in the sliding grooves, the sliding grooves are arranged, the moving of the stirring box can be met, the raw materials can be fully contacted with the rotating shaft and the stirring transverse rod and the stirring vertical rod through the moving of the stirring box, and therefore the raw materials can be stirred and mixed.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic cross-sectional view of the agitator tank structure of the present invention.

FIG. 3 is a schematic view of the base structure of the present invention.

FIG. 4 is a schematic cross-sectional view of the base buffer box structure of the present invention.

FIG. 5 is a schematic view of the structure of the buffer tank of the present invention.

In the figure: 1. a base; 2. a support; 3. a cross beam; 4. a stirring box; 5. a hydraulic cylinder; 6. a chute; 7. a motor; 8. a rotating shaft; 9. a stirring cross bar; 10. stirring the vertical rod; 11. a feed pipe; 12. a discharge pipe; 13. supporting legs; 14. a roller; 15. a chute; 16. a protective shell; 17. a support pillar; 18. a buffer column; 19. a buffer tank; 20. a cylindrical bore; 21. a buffer plate; 22. a spring; 23. rubber particles.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.