CN213587566U - Sole with 3D printing module - Google Patents

Abstract

A sole with 3D printing module, its structure includes insole, outsole, the first 3D printing module, the second 3D printing module, the insole locates the upper end of outsole, the half sole position of insole has the first embedded groove, the back palm position has the second embedded groove, the first 3D printing module and the second 3D printing module join in the first embedded groove, the second embedded groove respectively, the first 3D printing module and the second 3D printing module are packed by a plurality of cross lattice structural units, the cross lattice structural unit is linked up and made up the even porous square lattice regular structure by a plurality of trabeculae, 3D prints the combination of science and technology and traditional material, let the practicability of new technology strengthen greatly, can really produce volume, and popularize to the market, 3D of different fretwork structures prints the functional module, provide the most reasonable mechanics feedback for users of different projects, different sport characteristics, as a unit of rebound and shock absorption, supports the user to complete technical actions, provides high-energy feedback for human body movement and ensures the comfort of the movement.

Description

Sole with 3D printing module

Technical Field

The utility model relates to a sole with 3D print module belongs to the sole field.

Background

The sports shoe manufacturing is a technology-intensive production chain, which involves many links such as design, CAD modeling, wood mold carving, mold testing, mold opening, modification, production, etc., and not only has a long development and production cycle and a complex process technology, but also cannot eliminate manual work, therefore, the shoe manufacturing industry is one of the most difficult industries to realize automation, most of the common sports shoes at present adopt soles containing foam materials, for example, foam made of ethylene-vinyl acetate (EVA) or Polyurethane (PU) can provide excellent cushioning performance for loads appearing in the soles, and therefore, the foam materials are used as typical materials for shoe interlayers located between an inner sole area and an outer sole area of the soles, the stress situation of human soles in sports is complex, different regions of the soles can exhibit different sole pressures and motion characteristics in different sports, for example, in the support of a simple gait cycle, in the initial landing period, the half sole is not stressed, the pressure at the heel part is gradually increased, particularly the area below the calcaneus is taken as the center, and the pressure is reduced in a gradient manner towards the periphery; with the forward movement of the gravity center of the human body, the pressure of each area at the heel part begins to be gradually reduced, the arch and the half sole land successively, the pressure of the arch and the half sole begins to be increased, and the pressure center is transited from the heel part to the outer side of the arch and moves towards the half sole; in the later stage of support, the heel begins to lift off the ground, the pressure at the heel begins to decrease, the pressure at the half sole begins to reach a peak value, particularly the pressure in the area below the first metatarsal bone and the second metatarsal bone is increased most obviously, and the pressure is reduced in a gradient manner towards the periphery by taking the area as the center; in the push-off period, the heel part is not stressed, the whole foot part starts to push away from the ground, the pressure of the half sole also starts to be gradually reduced, the support time phase is finished, therefore, the complexity of the foot stress and the motion characteristics in the sports can be seen, the people with different motion characteristics and different motion characteristics of different sports items are comprehensively researched on the basis of the simplest gait cycle, the foot motion characteristics are analyzed, by embedding a sole structure in the midsole of the sports shoe which meets the sports characteristics of the project and the sports characteristics of the user, can provide the most reasonable mechanical feedback for users, supports the completion of technical actions, has different characteristics of different sole structures due to different materials, forms and distribution in the middle soles of sports shoes, combines various materials and forms, the insole structure with various mechanical properties can be obtained, and some of the insole structures can absorb energy in motion to be used as shock absorption structures; the other can absorb the energy in motion and feed the energy back to the human body as a rebound structure; in addition, structures with performance between the two are arranged, and the reasonable application of the structures to the middle sole of the sports shoe can enable the sole to be more suitable for human body requirements and sports characteristics.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sole with 3D print module to the not enough that prior art exists, the utility model aims at providing a solve current problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a sole with 3D print module, its structure includes insole, outsole, first 3D print module, second 3D print module, the outsole upper end is located to the insole, the half sole position in insole is equipped with first embedded groove, and back palm position is equipped with the second embedded groove, first 3D print module and second 3D print module join in respectively first embedded groove, second embedded groove, first 3D print module and second 3D print module are formed by filling a plurality of cross lattice constitutional units, cross lattice constitutional unit links to each other by a plurality of trabeculae and constitutes even porous square lattice regular structure.

Further, the middle sole is made of ethylene-vinyl acetate, polyurethane, PHYLON, silica gel or foam material.

Furthermore, the thickness of the trabeculae is 0.4-1 mm, and the diameter of the connected cross-shaped lattice structural unit is 2-5 mm.

Further, the raw materials of the first 3D printing module and the second 3D printing module are TPU powder or nylon.

Furthermore, the cross-shaped lattice structure unit adopts Fused Deposition Modeling (FDM) double-pipe printing, and 3D design software is utilized to carry out digital modeling on the sports shoe 3D printing module according to the action characteristics and the functional requirements of sports projects.

Further, the 3D printers of the first 3D printing module and the second 3D printing module both adopt Fused Deposition Modeling (FDM) printers.

Further, the present application may use various kinds of 3D printing (or additive manufacturing) techniques, 3D printing or "three-dimensional printing" including various techniques for forming three-dimensional objects by depositing successive layers of material on top of each other, exemplary 3D printing techniques that may be used include, but are not limited to: fuse manufacturing (FFF), electron beam free form fabrication (EBF), Direct Metal Laser Sintering (DMLS), electron beam melting (EMB), Selective Laser Melting (SLM), Selective Heat Sintering (SHS), Selective Laser Sintering (SLS), gypsum 3D printing (PP), Layered Object Manufacturing (LOM), Stereolithography (SLA), Digital Light Processing (DLP), and various other kinds of 3D printing or additive manufacturing techniques known in the art.

The utility model has the advantages that: the production of the 3D printing shoes saves materials, leftover materials do not need to be removed, the material utilization rate is improved, and the cost is reduced by abandoning a production line; secondly, the precision and the complexity can be very high, the design on the appearance curve can be shown, the parts with any shape can be directly generated from computer graphic data without the traditional cutter, clamp, machine tool or mould, the assembly cost is greatly reduced, the large-scale production mode can be even challenged, different functions such as shock absorption, support, ventilation, adaptability, light weight and the like can be realized by changing the shape and the density distribution of the cross structure of the embedded 3D printing module, the cost is greatly reduced by combining with the traditional shoe insole materials such as EVA, PHYLON, PU, silica gel and the like, the practicability of the new technology is greatly enhanced, the volume production is really realized, the 3D printing function modules with different hollow structures can be popularized to the market, the most reasonable mechanical feedback is provided for users with different projects and different motion characteristics, as a unit of rebound and shock absorption, supports the user to complete technical actions, provides high-energy feedback for human body movement and ensures the comfort of the movement.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a sole with a 3D printing module according to the present invention;

fig. 2 is a schematic structural diagram of a first 3D printing module according to the present invention;

fig. 3 is a schematic structural diagram of the second 3D printing module of the present invention.

In the figure: the printing device comprises a midsole-1, an outsole-2, a first 3D printing module-3, a second 3D printing module-4, a first embedded groove-5 and a second embedded groove-6.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, 2 and 3, the utility model provides a sole with 3D printing module, which comprises: the structure of the printing device comprises a midsole 1, an outsole 2, a first 3D printing module 3 and a second 3D printing module 4, wherein the midsole 1 is arranged at the upper end of the outsole 2, a first embedded groove 5 is arranged at the half sole part of the midsole 1, a second embedded groove 6 is arranged at the back sole part, the first 3D printing module 3 and the second 3D printing module 4 are respectively matched with the first embedded groove 5 and the second embedded groove 6, the first 3D printing module 3 and the second 3D printing module 4 are formed by filling a plurality of cross-shaped lattice structural units, the cross-shaped lattice structural units are connected by a plurality of small beams to form an even and porous square lattice regular structure, the midsole 1 is made of ethylene-vinyl acetate, polyurethane, PHYLON, silica gel or foam materials, the thickness of the small beams is 0.4-1 mm, the diameter of the connected cross-shaped lattice structural units is 2-5 mm, and the raw materials of the first 3D printing module 3 and the second 3D printing module 4 are TPU powder or nylon, the cross-shaped lattice structure unit is digitally modeled by Fused Deposition Modeling (FDM) dual-tube printing, using 3D design software, according to sports activity characteristics and functional requirements, the 3D printing modules of the first 3D printing module 3 and the second 3D printing module 4 are both Fused Deposition Modeling (FDM) printers, various types of 3D printing (or additive manufacturing) techniques may be used herein, 3D printing or "three-dimensional printing" includes various techniques for forming three-dimensional objects by depositing successive layers of material on top of each other, exemplary 3D printing techniques that may be used include, but are not limited to: fuse Fabrication (FFF), electron beam freeform fabrication (EBF), Direct Metal Laser Sintering (DMLS), electron beam melting (EMB), Selective Laser Melting (SLM), Selective Heat Sintering (SHS), Selective Laser Sintering (SLS), gypsum 3D printing (PP), layered object fabrication (LOM), Stereolithography (SLA), Digital Light Processing (DLP), and various other types of 3D printing or additive manufacturing techniques known in the art, the printing material may be made of materials including inks, resins, acrylics, polymers, thermoplastics, thermosets, light curable materials, or combinations thereof, and according to embodiments, the printing material may also be formed to any desired thickness by printing one or more layers in a deposited sequence of materials, and the printing material may also include filler materials to impart reinforcing or aesthetic aspects to the printing material, for example, the filler material may be a powdered material or dye, particles or shavings of metal or plastic, or any other powdered mineral, metal or plastic, designed to impart a desired color or color pattern or transition, and the hardness, strength, or elasticity of the printed material may be customized depending on the desired properties, the filler material may be pre-mixed with the printed material prior to printing, or may be mixed with the printed material during printing onto the upper, thus, according to embodiments, the printed material may be a composite material.

Through the molding and the density distribution that change embedded 3D print module cross structure, can realize the shock attenuation, support, it is ventilative, it is sufficient to fit, different functions such as lightweight, and combine like EVA with traditional shoes insole material, PHYLON, PU, silica gel etc. the cost reduces by a wide margin, 3D prints the combination of science and technology and traditional material, let the new technology practicality strengthen greatly, really can the volume production, and to market promotion, different hollow out construction's 3D prints the function module, for different projects, the user of different motion characteristics provides the most reasonable mechanics feedback, support the user to accomplish technical action as bounce-back and absorbing unit, provide high energy feedback and guarantee the travelling comfort of motion for the human motion.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1. The utility model provides a sole with 3D printing module which characterized in that: its structure includes insole (1), outsole (2), first 3D print module (3), second 3D print module (4), outsole (2) upper end is located in insole (1), insole (1) half position is equipped with first embedded groove (5), and back palm position is equipped with second embedded groove (6), first 3D print module (3) and second 3D print module (4) are joined in respectively first embedded groove (5), second embedded groove (6), first 3D print module (3) and second 3D print module (4) are filled by a plurality of cross lattice constitutional units and are formed, cross lattice constitutional unit links to each other by a plurality of trabeculae and constitutes even porous square lattice regular structure.

2. The shoe sole with the 3D printing module according to claim 1, wherein: the thickness of the small beams is 0.4-1 mm, and the diameter of the connected cross-shaped lattice structural unit is 2-5 mm.

3. The shoe sole with the 3D printing module according to claim 1, wherein: the raw materials of the first 3D printing module (3) and the second 3D printing module (4) are TPU powder or nylon.

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