阅读说明：本技术 一种糖尿病足鞋的后跟稳定套及其加工方法 (Heel stabilizing sleeve of diabetic foot shoe and processing method thereof ) 是由 曾理想 王键强 查理 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种糖尿病足鞋的后跟稳定套,包括连接在一起的防刮层和支撑层,所述支撑层的硬度大于所述防刮层的硬度,本发明将支撑层与防刮层结合,即可保护防止鞋磨脚,还具有足够的支撑强度,预防糖尿病患者足部畸形的形成,适合糖尿病鞋使用。本发明还公开了一种糖尿病足鞋的后跟稳定套的加工方法,包括注射模具生产、安装、注射加工等步骤,生产脚感舒适,适合糖尿病鞋使用的后跟稳定套,自动化程度高,操作简单,并且产品的加工精度高。(The invention discloses a heel stabilizing sleeve of a diabetic foot shoe, which comprises a scratch-proof layer and a supporting layer which are connected together, wherein the hardness of the supporting layer is greater than that of the scratch-proof layer. The invention also discloses a processing method of the heel stabilizing sleeve of the diabetic foot shoe, which comprises the steps of injection mold production, installation, injection processing and the like, the produced heel stabilizing sleeve is comfortable in foot feel, suitable for being used by the diabetic foot shoe, high in automation degree, simple to operate and high in product processing precision.)

1. The utility model provides a stable cover of heel of diabetes foot shoes which characterized in that: the shoe sole comprises a scratch-proof layer and a supporting layer which are connected together, wherein the position of a toe cap is a front side, the side opposite to the front side is a rear side, the scratch-proof layer is positioned on the front side of the supporting layer, the side opposite to two feet is an inner side, and the side opposite to the inner side is an outer side, the scratch-proof layer comprises an inner side piece, an outer side piece and a rear side piece which are integrally formed, the rear side piece is connected between the inner side piece and the outer side piece, the free end of the inner side piece extends forwards to the arch position along the length direction of the feet to form a reinforcing part for reinforcing the supporting strength of the arch position, the length of the inner side piece is at least 10mm longer than that of the outer side piece, the scratch-proof layer is divided into a scratch-proof part positioned above the most convex point of the heel and a connecting part positioned below the most convex point of the heel, the supporting layer is correspondingly arranged on the connecting part of, the hardness of the supporting layer is greater than that of the scratch-resistant layer.

2. The heel stabilizing sleeve of a diabetic foot shoe according to claim 1, wherein: the thickness of the scratch-resistant layer is 2-2.5MM, the hardness is more than 50-55 degrees A, the thickness of the supporting layer is 1.5-2MM, and the hardness is more than 70-75 degrees A correspondingly, or the thickness of the scratch-resistant layer is 2-2.5MM, the hardness is more than 65-70 degrees D, the thickness of the supporting layer is 1.5-2MM, and the hardness is more than 90-95 degrees D.

3. The heel stabilizing sleeve of a diabetic foot shoe according to claim 1, wherein: the anti-scraping layer is characterized in that a plurality of density material fixing columns are formed on the connecting portion of the anti-scraping layer, the distance between the density material fixing columns is more than 10mm, the supporting layer is connected to the anti-scraping layer in an overlapped mode through injection molding, the density material fixing columns are embedded into the supporting layer, and the height of each density material fixing column is matched with the thickness of the corresponding position of the anti-scraping layer.

4. A method of manufacturing a heel stabilizing sleeve according to claim 1, comprising the steps of:

(1) production of an injection mold: scanning the heel of the upper, designing a mold drawing for processing the heel stabilizing sleeve according to the three-dimensional space structure characteristic of the heel, and then processing and producing a corresponding injection mold according to the mold drawing;

the injection mould comprises a module A, a module B and a module C which are combined together in sequence in a movable mode;

(2) the injection mould is hung on the machine table, and the injection mould is correspondingly connected with the mechanical arm and the traction device;

(3) preparing a first material injection machine and a second material injection machine, wherein the first material injection machine is added with glue of a scratch-resistant layer, the glue of the scratch-resistant layer is heated to be in a liquid state, the second material injection machine is added with glue of a supporting layer, and the glue of the supporting layer is heated to be in a liquid state;

(4) and (3) injection processing: firstly, combining the module A, the module B and the module C, firstly, injecting glue for gluing the anti-scraping layer from a glue injection position of the anti-scraping layer by using a first material injection machine, moving and loosening the module A and the module C after cooling, and keeping the module B in the original position to obtain a semi-finished product for forming the sizing foot-shaped cup, namely an anti-scraping layer sheet body;

then the module B is horizontally moved, the module A and the module C are continuously combined together, and the second material injection machine moves to the glue injection position of the scratch-resistant layer to inject the glue of the supporting layer, so that the glue of the supporting layer and the glue of the scratch-resistant layer are combined together;

after cooling and shaping, a finished product of the foot-shaped cup, namely the heel stabilizing sleeve, is formed.

5. A method of manufacturing the heel stabilizing sleeve as set forth in claim 4, wherein: after the step (4), the heel stabilizing sleeve is placed in the interlayer of the vamp and the fabric, or the heel is directly attached to the surface of the vamp, then the shoe with the heel stabilizing sleeve is placed in a mold of a freezing forming machine for heel forming, and the shape of the heel stabilizing sleeve is ensured to be matched with that of the shoe tree.

Technical Field

The invention belongs to the field of shoe processing, and particularly relates to a heel stabilizing sleeve of a diabetic foot shoe and a manufacturing method thereof.

Background

The diabetic can cause the damage and the malformation of foot soft tissues and bone joint systems due to the combination of peripheral neuropathy and peripheral vascular diseases with overhigh mechanical pressure, in order to prevent the malformation of feet, the diabetic foot shoes can use a foot-shaped cup for stabilizing the heel at the position of the heel, the shape of the foot-shaped cup is fixed, and meanwhile, the effect can be achieved only by certain hardness, and as the edema conditions of the feet of different patients are different, when the shoes are smaller, the feet are easy to move back and forth, so that friction is generated between the feet and the foot-shaped cup, and the foot grinding condition is caused; when the foot is swollen seriously, the heel is clamped by the foot-shaped cup, so that pain and foot abrasion are caused, the prevention and treatment effect is not realized when a consumer wears shoes, and the condition of an illness is aggravated.

Disclosure of Invention

In view of the above, the invention aims to provide a heel stabilizing sleeve which is comfortable to the foot and is suitable for being used in diabetes shoes.

The invention aims to provide a method for processing a heel stabilizing sleeve which is comfortable in foot feeling and suitable for being used in diabetes shoes.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a heel stabilizing sleeve of a diabetic foot shoe comprises a scratch-proof layer and a supporting layer which are connected together, wherein the position of a toe cap is taken as a front side, the side opposite to the front side is taken as a rear side, the scratch-proof layer is positioned at the front side of the supporting layer, the side opposite to the inner side is taken as an inner side, the side opposite to the inner side is taken as an outer side, the scratch-proof layer comprises an inner side piece, an outer side piece and a rear side piece which are connected between the inner side piece and the outer side piece, the free end of the inner side piece extends forwards to the position of an arch along the length direction of a foot to form a reinforcing part for reinforcing the supporting strength of the arch position, the length of the inner side piece is at least 10mm longer than that of the outer side piece, the scratch-proof layer is divided into a scratch-proof part positioned above the most convex points of a heel and a connecting part positioned below the most convex points of the heel, and the supporting layer is, the scratch-proof part is positioned above the supporting layer, and the hardness of the supporting layer is greater than that of the scratch-proof layer.

Further, the thickness of the scratch-resistant layer is 2-2.5MM, the hardness is 50-55 DEG A or more, the thickness of the support layer is 1.5-2MM, and the hardness is 70-75 DEG A or more, or the thickness of the scratch-resistant layer is 2-2.5MM, the hardness is 65-70 DEG D or more, the thickness of the support layer is 1.5-2MM, and the hardness is 90-95 DEG D or more

Furthermore, a plurality of density material fixing columns are formed on the connecting portion of the scratch-resistant layer, the distance between the density material fixing columns is more than 10mm, the supporting layer is connected to the scratch-resistant layer in an overlapped mode through injection molding, the density material fixing columns are embedded into the supporting layer, and the height of each density material fixing column is matched with the thickness of the corresponding position of the scratch-resistant layer.

After the technical scheme is adopted, the heel stabilizing sleeve of the diabetic foot shoe has the following beneficial effects: the supporting layer is combined with the scratch-resistant layer, so that the shoes can be protected to prevent the feet from being worn, and the shoe has enough supporting strength, prevents the foot of a diabetic from being deformed, and is suitable for the diabetes shoes. The invention also discloses a processing method of the heel stabilizing sleeve of the diabetic foot shoe, which comprises the steps of injection mold production, installation, injection processing and the like, the produced heel stabilizing sleeve is comfortable in foot feel, suitable for being used by the diabetic foot shoe, high in automation degree, simple to operate and high in product processing precision.

A method for processing a heel stabilizing sleeve of a diabetic foot shoe comprises the following steps:

(1) production of an injection mold: scanning the heel of the upper, designing a mold drawing for processing the heel stabilizing sleeve according to the three-dimensional space structure characteristic of the heel, and then processing and producing a corresponding injection mold according to the mold drawing;

the injection mould comprises a module A, a module B and a module C which are combined together in sequence in a movable mode;

(2) the injection mould is hung on the machine table, and the injection mould is correspondingly connected with the mechanical arm and the traction device;

(3) preparing a first material injection machine and a second material injection machine, wherein the first material injection machine is added with glue of a scratch-resistant layer, the glue of the scratch-resistant layer is heated to be in a liquid state, the second material injection machine is added with glue of a supporting layer, and the glue of the supporting layer is heated to be in a liquid state;

(4) and (3) injection processing: firstly, combining the module A, the module B and the module C, firstly, injecting glue for gluing the anti-scraping layer from a glue injection position of the anti-scraping layer by using a first material injection machine, moving and loosening the module A and the module C after cooling, and keeping the module B in the original position to obtain a semi-finished product for forming the sizing foot-shaped cup, namely an anti-scraping layer sheet body;

then the module B is horizontally moved, the module A and the module C are continuously combined together, and the second material injection machine moves to the glue injection position of the scratch-resistant layer to inject the glue of the supporting layer, so that the glue of the supporting layer and the glue of the scratch-resistant layer are combined together;

after cooling and shaping, a finished product of the foot-shaped cup, namely the heel stabilizing sleeve, is formed.

After the technical scheme is adopted, the processing method of the heel stabilizing sleeve of the diabetic foot shoe has the following beneficial effects: the heel stabilizing sleeve is suitable for producing a heel stabilizing sleeve which is comfortable to feel, suitable for being used by the diabetes shoes, high in automation degree, simple to operate and high in product processing precision. In addition, only one set of die is needed for processing the product with the double-layer structure, so that the production cost is saved.

Preferably, after the step (4), the heel stabilizing sleeve is placed in the interlayer between the inner side of the vamp and the fabric, or the heel is directly attached to the surface of the vamp, then the shoe with the heel stabilizing sleeve is placed in a mold of a freezing forming machine for heel forming, and the shape of the heel stabilizing sleeve is ensured to be matched with that of the shoe tree.

Drawings

FIG. 1 is a schematic view of the structure of the heel stabilizing sleeve of the present invention;

FIG. 2 is a cross-sectional view of the heel stabilizing boot of the present invention taken along the width of the shoe;

FIG. 3 is a lateral side of the heel stabilizing sleeve of the present invention;

FIG. 4 is an inside face of the heel stabilizing sleeve of the present invention;

fig. 5 is a schematic structural view (view angle: top down) of the injection mold of the present invention.

In the figure:

a scratch-resistant layer-1; an inner side panel-11;

outer sheet-12; a rear side panel-13;

a reinforcement-14; a scratch prevention portion-15;

a connecting part-16; a support layer-2;

a male die mounting cover-101; male mold aid-102;

male mold-103; a scratch-resistant layer master mold-104;

scratch resistant layer master mold auxiliary-105; a support layer master mold-106;

a support layer master mold first aid-107; a support layer master second aid-108;

a first plug-pin-109; a second pin-110;

a third pin-111; a fourth pin-112;

a thimble-113; a thimble mounting cover-114;

a thimble assistant member-115; a fifth latch-116;

a sixth bolt-117; a support layer material injection channel-118;

a scratch-resistant layer material injection channel-119; a first spring-120;

a second spring-121; a third spring-122;

a fourth spring-123; a limiting device-124;

a limiting device-125; a limiting device-126;

a limiting device-127; a robotic arm-131;

a robotic arm-132; a robotic arm-133;

a robotic arm-134.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.