CN111671203A - Method for obtaining a customized insole, customized insole and customized shoe - Google Patents
Method for obtaining a customized insole, customized insole and customized shoe Download PDFInfo
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- CN111671203A CN111671203A CN202010493846.9A CN202010493846A CN111671203A CN 111671203 A CN111671203 A CN 111671203A CN 202010493846 A CN202010493846 A CN 202010493846A CN 111671203 A CN111671203 A CN 111671203A
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43D—MACHINES, TOOLS, EQUIPMENT OR METHODS FOR MANUFACTURING OR REPAIRING FOOTWEAR
- A43D1/00—Foot or last measuring devices; Measuring devices for shoe parts
- A43D1/02—Foot-measuring devices
- A43D1/025—Foot-measuring devices comprising optical means, e.g. mirrors, photo-electric cells, for measuring or inspecting feet
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/003—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material
- A43B17/006—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material multilayered
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/02—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined wedge-like or resilient
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/08—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined ventilated
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/16—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined with heel or toe caps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Biophysics (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention provides a method for obtaining a customized insole, the customized insole and a customized shoe, and solves the problems that the shoe is difficult to conform to the physiological curve of the sole of a human body and is poor in comfort. The method comprises the following steps: the user selects a proper shoe style to try on, and the length and the thickness of the insole are determined; 3D scanning is carried out on the feet of the user to obtain three-dimensional data of the feet; calibrating the characteristic positions of the feet of the user according to the three-dimensional data, and respectively calibrating a heel apex position point, a first metatarsophalangeal position point, a fifth metatarsophalangeal position point and an arch height point; controlling the length of the customized insole behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point by combining the gait rule of the human body during walking; determining the curvature of the customized insole by combining the calibration points; customizing the length and the curvature of the insole and determining the thickness of the insole; the customized insole obtained by the method has the curvature matched with the foot shape of a user, the height matched with the foot of the user and high comfort level; and the customization period is greatly shortened.
Description
Technical Field
The invention relates to the technical field of insole production, in particular to a method for obtaining a customized insole, the customized insole and a customized shoe.
Background
With the aging population, the increase of obese people and sports people, people in special posts such as policemen, liberty, athletes and other people have an increased need for foot health, and customized health shoes suitable for wide consumers are needed. The existing finished shoes only consider that consumers can select shoe sizes and shoe types according to the data of foot length, width and circumference in the production and sale processes, the shoe sizes are usually fixed, and foot bottom shape data which greatly influences the foot comfort are ignored.
The applicant has found that the prior art has at least the following technical problems:
the existing custom shoes are expensive and only pay attention to the data of the length, width, periphery, tarsal and the like of the feet of the consumers, and the delivery cycle is long and requires 3-4 weeks or more. The insoles matched with the finished shoes are produced in batches, the physiological curve of soles of consumers cannot be considered, and the shapes of the arches are different, so that the shoes which are considered to fit feet in the conventional situation are not matched with the shapes of different arches of the soles actually. Improper wearing of shoes by consumers can cause many foot ailments, such as heel pain, plantar fasciitis, spraining the foot, arch collapse, forefoot pain, pronation, valgus, and the like.
Some custom shoes exist in the existing market, which are usually for patients with feet in groups, and the purpose of the custom shoes is to correct the foot shape of the patients with feet and help the patients to recover health, but not to use comfort as a main premise. The pair of shoes is not arranged for the vast population, and ordinary healthy people cannot obtain the customized shoes which adapt to the arch form and the foot physiological curve.
In conclusion, the existing shoe model lacks a customized insole and a customized shoe which can adapt to the physiological curve of each sole of a person, and is difficult to meet the increasing requirements of people on the comfort degree of the insole and the comfort degree of the shoe.
Disclosure of Invention
The invention aims to provide a method for obtaining a customized insole, the customized insole and a customized shoe, so as to solve the technical problems that the existing shoe or the customized shoe in the prior art is difficult to conform to the physiological curve of the sole of a human body and has poor comfort; the technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a method for obtaining a customized insole, which comprises the following steps:
s1: the user selects a proper shoe style to try on, and the length and the thickness of the insole suitable for the shoe size are determined;
s2: 3D scanning is carried out on the foot of the user to obtain three-dimensional data of the foot of the user;
s3: calibrating the characteristic positions of the foot of the user according to the obtained three-dimensional data of the foot, and respectively calibrating a heel center position point, a first metatarsophalangeal position point, a fifth metatarsophalangeal position point and an arch height point;
s4: precisely controlling the length of the customized insole behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point by combining the gait rule of the human body during walking; determining the curvature of the customized insole by combining the calibration points to enable the customized insole to be matched with the physiological curve of the sole of the user;
s5: and manufacturing the customized insole according to the length and the curvature of the customized insole and the determined insole thickness.
Preferably, between step S4 and step S5, step S4': and determining the shape and size of the heel cup of the customized insole according to the position point of the heel center of the heel of the user and the curvature of the foot.
Preferably, the height of the heel cup is 6mm-16 mm.
Preferably, in step S2, the left and right feet of the user are respectively subjected to 3D scanning to obtain three-dimensional foot data of the left and right feet of the user.
Preferably, in step S3, the foot characteristics of the left and right feet of the user are respectively calibrated according to the obtained three-dimensional data of the left and right feet of the user, and the heel center position point, the first metatarsophalangeal position point, the fifth metatarsophalangeal position point and the arch height point are respectively calibrated.
Preferably, in step S5, the customized insole is manufactured by a 3D printing technique.
Preferably, step S6 is further included after step S5: according to the length and the outline of the insole suitable for a user, a cushioning material layer and a breathable layer which are matched in shape are sequentially arranged on the upper portion of the customized insole to form an insole body, and the breathable layer is arranged on the upper surface of the cushioning material layer.
The invention also provides a customized insole, which is characterized in that the customized insole is manufactured by the method for obtaining the customized insole, and the curvature of the customized insole is matched with the physiological curve of the sole of a user.
Preferably, the customized insole comprises a heel cup for wrapping the heel of a user, and the upper surface of the customized insole is sequentially adhered with a cushioning material layer and a breathable layer.
The invention also provides a customized shoe which is characterized by comprising the customized insole.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the method for obtaining the customized insole, the shoe money and the shoe code suitable for the foot type of the user are determined through fitting, the three-dimensional data of the foot are obtained through 3D scanning of the foot form of the user, the customized insole with the curvature matched with the foot form of the user is determined according to the calibrated heel center position point, the first metatarsophalangeal position point, the fifth metatarsophalangeal position point and the arch height point, and the height matching of the insole and the foot of the user is realized; the customized insole generated by the method is comfortable to fit after being placed in a shoe model, and the sole landing part is easy to flex, so that the insole wraps the foot at the metatarsophalangeal part of the foot and the foot later, and is suitable for being purchased and worn by general users. And the front part of the customized insole is positioned behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point, so that the customization period is greatly shortened, and the customization cost is reduced.
2. According to the customized insole provided by the invention, the curvature of the insole is highly matched with the physiological curve of the sole of a user, so that the customized insole is better in comfortable sensation; the front part of the insole is positioned behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point, so that the foot-contacting part of the user is easy to flex, and the pressure of the sole can be uniformly dispersed.
3. The customized shoe provided by the invention has the advantages that the curvature of the shoe pad is highly matched with the physiological curve of the sole of a user, so that the comfortable sensation is better; the front part of the insole is positioned behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point, so that the foot-contacting part of the user is easy to flex, and the pressure of the sole can be uniformly dispersed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic overall view of a customized insole of the present invention with the placement of features of a user's foot;
FIG. 2 is a side schematic view of a customized insole and a user's foot;
FIG. 3 is a schematic view of a customized insole and a user's sole;
FIG. 4 is a schematic structural view of a customized insole;
FIG. 5 is a side view of a customized insole;
FIG. 6 is a schematic front view of a customized insole in combination with a cushioning material layer and a ventilation layer;
FIG. 7 is a schematic backside view of a customized insole in combination with a cushioning material layer and a ventilation layer;
3 fig. 3 8 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 at 3 a 3- 3 a 3 in 3 fig. 36 3. 3
In the figure 100, foot; 101. a first metatarsophalangeal position point; 102. a fifth metatarsophalangeal position point; 103. an arch height point; 104. heel center position points;
10. an insole body; 1. customizing the insole; 101. a heel cup; 2. a layer of cushioning material; 3. and (4) a breathable layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Example 1
Referring to FIGS. 1-5, FIG. 1 is a somewhat schematic overall view of a customized insole of the present invention in combination with a characteristic location of a user's foot; FIG. 2 is a side schematic view of a customized insole and a user's foot; FIG. 3 is a schematic view of a customized insole and a user's sole; FIG. 4 is a schematic structural view of a customized insole; FIG. 5 is a side view of a customized insole;
the present embodiment provides a method for obtaining a customized insole, comprising the steps of:
s1: the user selects a proper shoe style to try on, and the length and the thickness of the insole suitable for the shoe size are determined;
s2: performing 3D scanning on the foot 100 of the user to obtain three-dimensional data of the foot of the user;
s3: according to the obtained three-dimensional data of the foot, calibrating the characteristic positions of the foot 100 of the user, and respectively calibrating a heel center position point 104, a first metatarsophalangeal position point 101, a fifth metatarsophalangeal position point 102 and an arch height point 103;
s4: the length of the customized insole 1 is accurately controlled to be behind the first metatarsophalangeal position point 101 and the fifth metatarsophalangeal position point 102 by combining the gait rule of the human body during walking; determining the curvature of the customized insole 1 by combining the calibration points, so that the curvature is matched with the physiological curve of the sole of the user;
s5: and manufacturing the customized insole 1 according to the length and the curvature of the customized insole 1 and the determined insole thickness.
The step S3 is combined with the step S4, the method for customizing the key rear three quarters of the insole is used, so that the insole is customized behind the metatarsophalangeal part of the foot, namely the rear three quarters of the insole, the curvature shape of the customized insole 1 is completely matched with the physiological curve of the sole of the consumer, and the whole shoe is wrapped on the sole of the foot for 360 degrees behind the metatarsophalangeal part of the foot;
in step S1, the customer tries to select a finished shoe with a proper tightness, and then takes out the insole in the original shoe to determine the length and thickness of the customized insole 1, wherein the thickness of the customized insole 1 should be as consistent as possible or not much different from the original insole, so as to prevent discomfort to the instep of the foot after the customized insole 1 is placed in the shoe, and ensure the comfort of the user when the insole is placed in the shoe.
In order to match the curvature of the insole with the physiological curve of the human sole, the parts between the first metatarsophalangeal position point 101, the fifth metatarsophalangeal position point 102 and the heel position, namely about the back three quarters of the foot, can be measured and customized, and the method greatly shortens the time for customizing the insole 1 by customizing the key back three quarters of the foot 100 (shoe part) instead of customizing the whole shoe, so that the on-site try-on of a consumer to confirm the shoe money can be realized, and the delivery of the foot type on the same day or every other day can be scanned. The customized insole 1 obtained by the method greatly improves the comfort level of the shoe and the safety protection degree of the foot, and simultaneously, the customization cost and the delivery time are obviously reduced, so that the customized insole 1 and the customized shoe are more comfortable and safer and are easier to be accepted by consumers.
Specifically, the existing three-dimensional scanning technology can be adopted when the feet of the user are scanned, and the three-dimensional scanning refers to a high and new technology integrating light, mechanical, electrical and computer technologies, and is mainly used for scanning the spatial appearance, structure and color of an object to obtain the spatial coordinates of the surface of the object. The method has the important significance that the three-dimensional information of the real object can be converted into the digital signal which can be directly processed by the computer, and a quite convenient and fast means is provided for digitalizing the real object. The three-dimensional scanning technology can realize non-contact measurement and has the advantages of high speed and high precision. Specifically, the three-dimensional scanner can be used for scanning the foot 100 to obtain foot three-dimensional data (three-dimensional data), the three-dimensional scanner is directly connected with a CAD/CAM software interface, the obtained three-dimensional foot 100 data is displayed in a CAD system, the data can be adjusted and repaired in the CAD system, and then the data can be sent to a numerical control machining center or a rapid prototyping device for manufacturing, and the product manufacturing period can be greatly shortened.
Specifically, in the embodiment, a customer is allowed to select a shoe model with proper tightness by trying on, and then a customized insole 1 which is matched with the physiological curve of the sole of the customer is designed in an insole CAD system by three-dimensionally scanning the 3D model of the foot of the customer. The custom insole is matched in the customer-identified finished shoe model to achieve a 360 wrap of the entire shoe behind the metatarsophalangeal region of the foot. The online shoe purchase may be boxed by courier foot 100 to the consumer to obtain three dimensional data of the foot. And then, the customized insole 1 can be manufactured by numerical control processing and 3D printing.
The method for obtaining the customized insole of the present embodiment combines gait analysis during walking of human body when designing the customized insole 1, and precisely controls the length of the customized insole 1 according to the different landing points of the metatarsophalangeal part of different consumers in the insole CAD system, wherein the front part of the customized insole 1 is located behind the first metatarsophalangeal position point 101 and the fifth metatarsophalangeal position point 102, so as to ensure that the metatarsophalangeal part of the foot can be normally flexed during exercise (the front part of the customized insole 1 does not influence the normal flexing of the foot 100 of the user). The shoe pad is used as an important foot characteristic position of a user, the curvature of the customized shoe pad 1 can be determined by calibrating the four position points, the shoe pad with curvature modeling matched with the physiological curve of the sole of the consumer can be customized and designed according to different foot arch forms of the consumer, the shoe pad can well support and protect the foot arch during walking, and the pressure of the sole is uniformly dispersed.
As an alternative embodiment, between step S4 and step S5, step S4': the shape and the size of the heel cup 101 of the customized insole 1 are determined according to the position point 104 of the heel center of the foot and the curvature of the foot of the user.
This embodiment has set up the customization shoe-pad 1 of area with cup 101 protection according to the difference of the heel centre of a hammer width and the camber of user's difference, with cup 101 partial parcel, support heel position, protection foot stability in the walking motion process.
In an alternative embodiment, the heel cup 101 has a height of 6mm to 16 mm. Preferably, the height of the heel cup 101 is controlled to be about 10mm, and the height of the heel cup 101 in the range can ensure that the heel is better wrapped and the shape of the foot is fitted, so that the stability of the foot in the walking process is protected; on the other hand, the heel cup 101 is prevented from being too high, limiting the movement of the foot. Wherein, the height range of the heel cup 101 can be adjusted according to the actual situation, the habit of the user and the shoe type, for example, the height of the heel cup 101 can be properly increased by customizing the insole 1 in the sports shoe.
In order to obtain a customized insole 1 that more closely matches the curvature form of the user' S foot, as an alternative embodiment, in step S2, the left and right feet of the user are respectively subjected to 3D scanning to obtain three-dimensional data of the feet of the left and right feet of the user.
Similarly, in step S3, the characteristics of the left and right feet 100 of the user are respectively calibrated according to the obtained three-dimensional data of the left and right feet of the user, and the heel center position point 104, the first metatarsophalangeal position point, the fifth metatarsophalangeal position point and the arch height point 103 are respectively calibrated.
After the three-dimensional data of the left foot and the right foot of the user are obtained, the important positions of the foot 100 are respectively calibrated, each left foot and each right foot of the user can be accurately obtained, the foot shape of each foot of the user can be perfectly matched with the customized insole 1, and the comfort is improved.
In order to improve the manufacturing efficiency of the customized insole 1 and shorten the manufacturing period, as an alternative embodiment, in step S5, the customized insole 1 is manufactured by a 3D printing technique.
As an alternative embodiment, referring to fig. 6-8, step S6 is further included after step S5: according to the length and the outline of the insole suitable for a user, a cushioning material layer 2 and a breathable layer 3 which are matched in shape are sequentially arranged on the upper portion of the customized insole 1 to form an insole body 10, and the breathable layer 3 is arranged on the upper surface of the cushioning material layer 2.
In other words, the insole body 10 comprises the customized insole 1, the cushioning material layer 2 and the ventilation layer 3; the cushioning material layer 2 has the function of absorbing shock when a user wears the insole and the shoe, so that the comfort of the insole and the shoe is improved. The damping material can be made of flexible material with damping function, and can be selected by those skilled in the art according to actual situations, and is not limited specifically herein. Above-mentioned ventilative layer 3 can guarantee the gas permeability of whole shoe-pad body 10, and is specific, ventilative layer 3 optional leather/microfiber cloth/screen cloth material.
The shape outlines of the cushioning material layer 2 and the breathable layer 3 are consistent, and the shape outlines of the cushioning material layer and the breathable layer are cut according to an original insole in a trying-on shoe, so that the insole body 10 is placed in the shoe to ensure the matching degree with the shoe, and the wearing comfort of a user is ensured.
The method for obtaining the customized insole 1 of the present embodiment comprises the following specific processes:
1. firstly, the style is selected according to the preference of a user, the style of the black leather shoes with business and leisure styles is selected, then the shoes with 41 yards, 42 yards and 43 yards are tried on by putting on the feet, and a pair of shoes with 42 yards which are most comfortable to wear are selected from the shoes. The original insole is taken out from the shoe cavity, and the thickness and the length of the half sole and the heel part of the insole are measured, wherein the thickness of the half sole is 3mm, and the thickness of the heel is 6 mm.
2. A 3D foot 100 scan is performed on the consumer, taking 3 minutes to obtain three dimensional data of the user's foot.
3. The left foot characteristic position and the right foot characteristic position of a user are calibrated in an insole CAD system according to the three-dimensional foot data of the user, and a heel center position point 104, a first metatarsophalangeal position point, a fifth metatarsophalangeal position point and an arch height point 103 of the left foot and the right foot are respectively calibrated.
4. When the customized insole 1 is designed, the length of the customized insole 1 is accurately controlled to be behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point by combining the gait rule of a human body during walking, and natural and normal flexing can be carried out on the metatarsophalangeal parts when the foresoles of the left foot and the right foot land. The insole with the curvature shape completely matched with the physiological curves of the left sole and the right sole of a user is customized and designed according to the three-dimensional arch form, so that the insole can well support and protect the arch of the foot when the user walks, and the pressure of the sole of the foot is uniformly dispersed.
5. According to the different designs of user's different heel clock center width and camber area with customization insole 1 of cup 101 protection, wherein: the height of the heel cup 101 is controlled to be about 10mm, so that the stability of feet in the walking process is protected. The overall thickness of the insole is designed to be 3mm (matching the thickness of the insole in a try-on shoe), and the edges are rounded off.
6. 3D printing is carried out on the designed three-quarter customized insole 1, and the printed customized insole 1 can be obtained within about 3 hours.
7. In this embodiment, the middle layer of the insole body 10 (finished insole) is made of a cushioning flexible material with a thickness of 2.5mm, and the sole contact layer is made of a mesh material (not limited to the above dimensions) with a thickness of 0.5mm for sterilization. The shape of the customized insole 1 is cut according to the outline of the original insole, and the 3D printed three-quarter customized insole 1 is firmly adhered with the 3D printed customized insole to obtain a finished insole body 10 sample.
The consumer standing on the finished sample will see that the custom insole 1 curvature contour matches the user's plantar physiological curve exactly and the heel is in the heel cup 101, the insole has supportive protection for the arch and distributes plantar pressure, the front of the custom "three quarters" insole is behind the forefoot landing. On the contrary, when a user stands on the original insole of the shoe model, the curvature of the insole and the plantar curve of the user are not matched, and the heel and half sole landing stress points of the foot can be obviously seen.
The customized insole 1 is assembled into the selected shoe style, and the shoe style can be comfortable, relaxed and natural after the shoe is tried on. The rear three quarters of the foot is comfortably wrapped and the forefoot landing portion is soft and easily flexed, thereby achieving a 360 wrap of the entire shoe behind the metatarsophalangeal region of the foot.
Example 2
The present embodiment provides a customized insole 1, and as shown in fig. 4 and 5, the customized insole 1 is manufactured by the above-mentioned method for obtaining the customized insole 1, and the curvature of the customized insole 1 matches with the physiological curve of the sole of a user.
The customized insole 1 has the advantages that the curvature of the insole is highly matched with the physiological curve of the sole of a user, so that the customized insole is more comfortable; the front part of the insole is positioned behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point, so that the foot-contacting part of the user is easy to flex, and the pressure of the sole can be uniformly dispersed.
As an alternative embodiment, referring to fig. 6, 7 and 8, the customized insole 1 comprises a heel cup 101 for wrapping the heel of a user, and the cushioning material layer 2 and the air-permeable layer 3 are sequentially adhered to the upper surface of the customized insole 1.
The heel cup 101 can better wrap heels, and a user can walk more stably. Wherein, the shoe-pad finished product of completion, shoe-pad body 10 still includes and is used for absorbing shock cushioning material layer 2 and is used for ventilative layer 3, and ventilative layer 3 can adopt the non-woven fabrics layer, and the insole bottom is located to shock cushioning material layer 2 and ventilative layer 3 profile pad, prevents the uncomfortable sense that smelly foot and vibrations brought.
Example 3
The present embodiment provides a customized shoe including the customized insole 1 described above.
The customized shoe of the embodiment comprises the customized insole 1, so that the curvature of the insole is highly matched with the physiological curve of the sole of a user, and the customized shoe is more comfortable; the front part of the insole is positioned behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point, so that the foot-contacting part of the user is easy to flex, and the pressure of the sole can be uniformly dispersed.
The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A method for obtaining a customized insole, comprising the steps of:
s1: the user selects a proper shoe style to try on, and the length and the thickness of the insole suitable for the shoe size are determined;
s2: 3D scanning is carried out on the foot of the user to obtain three-dimensional data of the foot of the user;
s3: calibrating the characteristic positions of the foot of the user according to the obtained three-dimensional data of the foot, and respectively calibrating a heel center position point, a first metatarsophalangeal position point, a fifth metatarsophalangeal position point and an arch height point;
s4: precisely controlling the length of the customized insole behind the first metatarsophalangeal position point and the fifth metatarsophalangeal position point by combining the gait rule of the human body during walking; determining the curvature of the customized insole by combining the calibration points to enable the customized insole to be matched with the physiological curve of the sole of the user;
s5: and manufacturing the customized insole according to the length and the curvature of the customized insole and the determined insole thickness.
2. The method for obtaining customized insole according to claim 1, further comprising, between step S4 and step S5, step S4': and determining the shape and size of the heel cup of the customized insole according to the position point of the heel center of the heel of the user and the curvature of the foot.
3. The method for obtaining a customized insole according to claim 2, wherein said heel cup has a height of 6mm-16 mm.
4. The method for obtaining a customized insole according to claim 1, wherein in step S2, the foot 3D scanning is performed on the left and right feet of the user to obtain three-dimensional data of the foot of the left and right feet of the user, respectively.
5. The method for obtaining a customized insole according to claim 4, wherein in step S3, the foot characteristics of the left and right feet of the user are respectively calibrated according to the obtained three-dimensional data of the foot of the left and right feet of the user, and the heel center position point, the first metatarsophalangeal position point, the fifth metatarsophalangeal position point and the arch height point are respectively calibrated.
6. The method for obtaining a customized insole according to claim 1, wherein in step S5, said customized insole is made by 3D printing technique.
7. The method for obtaining a customized insole according to claim 1, further comprising step S6 after step S5: according to the length and the outline of the insole suitable for a user, a cushioning material layer and a breathable layer which are matched in shape are sequentially arranged on the upper portion of the customized insole to form an insole body, and the breathable layer is arranged on the upper surface of the cushioning material layer.
8. A customized insole, characterized in that it is made by the method for obtaining a customized insole according to any of the previous claims 1-7, the curvature of which matches the physiological curve of the sole of a user.
9. The customized insole of claim 8, wherein the customized insole comprises a heel cup for wrapping the heel of a user, and the upper surface of the customized insole is adhered with a cushioning material layer and a ventilation layer in sequence.
10. A customized shoe, comprising the customized insole of claim 8 or 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010493846.9A CN111671203A (en) | 2020-06-03 | 2020-06-03 | Method for obtaining a customized insole, customized insole and customized shoe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010493846.9A CN111671203A (en) | 2020-06-03 | 2020-06-03 | Method for obtaining a customized insole, customized insole and customized shoe |
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| CN111671203A true CN111671203A (en) | 2020-09-18 |
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Application publication date: 20200918 |