CN109008074B

CN109008074B - Fly-knitted vamp fitting foot surface contour based on ergonomics and production method thereof

Info

Publication number: CN109008074B
Application number: CN201811157645.0A
Authority: CN
Inventors: 陈俊源; 陈世子
Original assignee: Fujian Zhangping Xielong Chemical Fiber Co ltd
Current assignee: Fujian Zhangping Xielong Chemical Fiber Co ltd
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2020-11-17
Anticipated expiration: 2038-09-30
Also published as: CN109008074A

Abstract

The invention relates to a fly-knitted vamp fitting the outline of a instep based on ergonomics and a production method thereof. The production method directly attaches the beautiful line paper on a shoe tree with a standard size, cuts off the excessive part of the bulge, takes the outline of the cut beautiful line paper as the basis of local weaving and splitting, rotates and aligns the beautiful line paper according to the transverse weaving and weaving principle and then corrects the local outline, and finally attaches the vamp to the outline of the instep, so that the shoe is comfortable and free as barefoot is, the pressure of the instep is reduced, and the natural healthy movement idea of the human engineering barefoot feeling is met.

Description

Fly-knitted vamp fitting foot surface contour based on ergonomics and production method thereof

Technical Field

The invention belongs to the technical field of knitting in the knitting shoe industry, and particularly relates to a fly-knitted vamp fitting foot contour based on ergonomics and a production method thereof.

Background

With the prevalence of natural sports concepts, the scientific concept of barefoot sports has gradually emerged, and people gradually realize that modern sports shoes more or less limit the control of human beings on feet, so that the feet can not be maintained in normal positions, and the design of some shoes can interfere with the actions of the feet. Therefore, the shoe design should be considered to distribute the pressure of the foot to a state similar to that of walking on the bare foot, so as to produce an upper fitting the outline of the foot, release both feet to bring about a barefoot-like exercise experience, and exercise the muscles while providing comfort.

At present, a flat film draft is usually adopted as a basis for plate making design, a laser machine is used for cutting after the flat film draft is removed from the machine, the production process is complex, a large amount of leftover materials are wasted, or the flying weaving integrated forming is utilized to produce the relatively three-dimensional knitted vamp, however, as the film draft is not completely attached to a shoe tree, the influence of the material on the film draft is not considered, certain errors exist, the film draft is transformed into a transversely woven fabric and then is deformed for the second time, the errors are increased, most of the film drafts are left-right symmetric plane figures, the physiological curved surface difference of the inner side, the outer side and the foot surface of a foot is not considered, the produced vamp is not attached to the outline of the foot due to the corresponding relationship between the curved surface and the flat surface is not considered, and.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a fly-knitted vamp which is fit with the outline of the instep based on human engineering and a production method thereof, so that the defects in the prior art are overcome.

In order to achieve the above object, the present invention adopts the following technical solutions

The utility model provides a fly to knit vamp based on ergonomic laminating instep profile, includes flies to knit the vamp, it is formed by one or more yarn is whole to weave to fly to knit the vamp, fly to knit the vamp and separately design and integrated into one piece on double needle bar flat knitting machine according to the curved surface profile difference of the inboard, outside, instep and ankle part of foot, fly to knit vamp and the basic laminating of foot profile.

Preferably, the flying woven vamp is divided into an inner shoe area, an outer shoe area, a vamp area and an ankle area according to curved surface characteristics, wherein the inner shoe area 1 is divided into areas according to curved surface characteristics, and comprises an inner shoe front area, an inner shoe middle concave area, an inner shoe heel flat area and an inner shoe heel turning convex surface; the outer side area of the shoe is divided into areas according to curved surface characteristics, and the areas comprise an outer side shoe front middle area, an outer side shoe heel flat area and an outer side shoe heel turning convex surface; the vamp area 3 is divided into a first face sub-area, a second face sub-area, a third face sub-area and a fourth face sub-area according to the dividing conditions of the inner side and the outer side.

Preferably, the front area of the inner shoe forms four parts of a first front sub-area, a second front sub-area, a third front sub-area and a fourth front sub-area after redundant parts are attached and cut off; the front middle area of the outer side shoe is jointed with the cut-off redundant part to form a first rear sub-area, a second rear sub-area, a third rear sub-area and a fourth rear sub-area.

Preferably, the medial and lateral regions are provided with relatively stiff yarns to provide protection to the foot, to conform to the contours of the foot, and to protect the foot from side impacts during athletic activities.

Preferably, the vamp area is relieved of the shoe's limitations of foot movement as a sock would comfortably free.

Preferably, the ankle area adopts the rubber band rid cuff, has great elasticity and extensibility, satisfies the fat thin foot type demand of difference, links as an organic whole with the inboard of foot, outside, vamp and heel of a shoe, has also improved the travelling comfort when increasing the vamp pleasing to the eye.

Preferably, mesh tissues are added to the front sub-area two, the front sub-area three and the front sub-area four in the front area of the inner shoe and the rear sub-area two, the rear sub-area three and the rear sub-area four in the middle area of the front area of the outer shoe, and the areas are meshed through tissue change to increase breathability.

Preferably, lace holes are added in the second, third and fourth face areas of the vamp area to adjust the tightness of the vamp.

Preferably, 2 x 1 rib threads are used in the ankle area to increase the rib top tightness.

A method for producing a fly-woven shoe upper based on ergonomic fit foot surface contour comprises the following steps:

(1) dividing the standard-size shoe tree into a plurality of characteristic three-dimensional curved surfaces which fit the outline of the instep, wherein the three-dimensional curved surfaces are separately designed according to the physiological curve difference of the inner side, the outer side, the instep and the ankle of the foot;

(2) the method comprises the following steps of respectively attaching the masking paper to the characteristic three-dimensional curved surfaces by a last attaching method, wherein the curved surfaces are an extensible curved surface and a non-extensible curved surface, the masking paper attached to the extensible curved surface can be unfolded, the non-extensible curved surface is provided with a bulge when the masking paper is attached, the redundant part of the bulge is cut off by scissors, and an approximate three-dimensional unfolding plane can be obtained;

(3) the method comprises the following steps of (1) rotationally aligning a two-dimensional unfolding plane by applying a local knitting technology to form a split sheet suitable for flat knitting machine knitting, fixing the split sheet for scanning, drawing by drawing software, and locally correcting the outline according to the flat knitting principle during drawing;

(4) and (3) taking the corrected two-dimensional plane as a plate-making base map to complete plate-making and machine-processing files, inputting the plate-making and machine-processing files into a flat knitting machine, and then weaving the plate-making and machine-processing files into a three-dimensional curved surface which is approximately fit with the outline shape of the foot surface by using a local weaving technology, and obtaining the 3D three-dimensional fabric which is consistent with the outline of the.

The vamp is integrally woven by one or more yarns without cutting and sewing, so that the labor cost can be reduced, the waste loss in cutting and the procedures required by sewing are saved, the working efficiency and the product stability are improved, and the aims of energy conservation and environmental protection are fulfilled; on the other hand, the curved surface contour difference of the inner side, the outer side and the foot surface of the foot is considered, the foot is separately designed, integrally formed and seamless, and the foot is attached to the foot when the foot is worn, so that the foot is very comfortable.

The foot protection device has the advantages of being attached to feet and comfortable to wear, not only can protect the foot surface from lateral impact, but also can release the feet to move freely, is integrally formed, improves the efficiency of a processor, and is green and environment-friendly.

Drawings

FIG. 1 is a schematic diagram of right foot characteristic curve surface division of a fly-knitted vamp according to the invention;

FIG. 2 is a schematic view of the outer side contour and the outer side damask paper of the right foot of the fly-knitted upper of the present invention being unfolded;

FIG. 3 is a schematic view of the inner contour and the inner pattern paper of the right foot of the fly-knitted upper according to the present invention;

FIG. 4 is an overall expanded plan view of the present invention;

in the figure, 1 shoe inner side region, 2 shoe outer side region, 3 vamp region, 4 ankle region, 11 inner side forefoot region, 12 inner side shoe middle concave region, 13 inner side heel flat region, 14 inner side heel turning convex surface, 21 outer side forefoot middle region, 22 outer side heel flat region, 23 outer side heel turning convex surface, 31 face sub-region one, 32 face sub-region two, 33 face sub-region three, 34 face sub-region four, 111 front sub-region one, 112 front sub-region two, 113 front sub-region three, 114 front sub-region four, 211 back sub-region one, 212 back sub-region two, 213 back sub-region three, 214 back sub-region four.

Detailed description of the preferred embodiments

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.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1, the flying woven shoe upper is divided into a shoe inner side area 1, a shoe outer side area 2, a shoe upper area 3 and an ankle area 4 according to curved surface characteristics, the curvature of the inner side curved surface 1 is high, the curvature of the outer side curved surface 2 is low, the shoe inner side area 1 and the shoe outer side area 2 adopt common stiffening wires for the shoe upper to maintain the outline of the shoe upper and simultaneously protect the foot surface from side impact, the shoe upper area 3 is relatively smooth, raw materials with soft texture are adopted to release the foot action, the movement is free, the ankle area 4 is an elastic rib top, and the movement of the ankle in all directions is not limited; while the fly-knit upper fabric of fig. 1 is illustrated as having a general configuration suitable for running, the concepts associated with the fly-knit upper fabric of fig. 1 may also be applied to a variety of other footwear types, with the concepts disclosed with respect to the fly-knit upper fabric of fig. 1 being applicable to a wide variety of footwear types.

As shown in fig. 2, the inner region 1 of the shoe is divided into regions according to curved surface characteristics, including an inner forefoot region 11, an inner middle indent region 12, an inner heel flat region 13, and an inner heel turning convex surface 14, wherein the inner forefoot region 11 forms four parts, i.e., a first subregion 111, a second subregion 112, a third subregion 113, and a fourth subregion 114, after the excess parts are cut off by attaching, the convex parts are concentrated as much as possible during attaching, so that the number of regions formed is small, and theoretically, the more the regions are, the closer the regions are to the real curved surface, but the difficulty is brought to the plate-making engineer and the upper machine weaving, and thus, multiple tests are required to optimize the final splitting result.

As shown in fig. 3, the region 2 on the outer side of the shoe has different curved surface characteristics from the region 1 on the inner side of the shoe, so the region division is different, and the region divided according to the curved surface characteristics includes a middle region 21 on the front side of the shoe, a flat region 22 on the heel side of the shoe, and a convex region 23 on the heel side of the shoe, wherein the middle region 21 on the front side of the shoe forms four parts of a first rear sub-region 211, a second rear sub-region 212, a third rear sub-region 213, and a fourth rear sub-region 214 after the surplus parts are cut off by attaching, and the convex parts are concentrated as much as possible during attaching, so the formed regions are few, theoretically, the more the regions are closer to the real curved surface, but the more the regions are to the real.

Vamp region 3 is relatively gentle, and its split mode is determined by shoes inboard region 1, shoes outside region 2, and ankle region 4 generally adds the rubber band yarn and forms the rib top that elasticity is great, so do not put to last alone with other raw materials in same technology line.

As shown in fig. 4, after the paper pieces in the shoe inner side region 1 and the shoe outer side region 2 are aligned by rotation using the partial knitting principle, and the shoe inner side region 1 and the shoe outer side region 2 are combined, the shoe upper region 3 is automatically divided into four parts, i.e., a first face region 31, a second face region 32, a third face region 33, and a fourth face region 34, according to the dividing conditions of the inner side and the outer side, the outline of the shoe upper region 2 is determined by the left and right side outlines, and the outline of the ankle region 4 is determined by the three parts, i.e., the shoe inner side region 1, the shoe outer side region 2, and the shoe upper region 3, and finally combined into the.

When the knitting direction is considered during rotation alignment, in principle, a connecting line of two points separated by two local knitting split block surfaces is parallel to the knitting direction, so that the action of narrowing a needle at a joint can be avoided to ensure that knitting is smoothly carried out, and meanwhile, after input of transverse density and longitudinal density conversion, the longitudinal span on one needle pitch does not exceed 3 lines, namely, the split profile is as gentle as possible, so that the smooth profile without obvious bulges after knitting is ensured. Fig. 4 is a plan view of the assembled whole body, which is introduced as a base image of the process plate.

As a further technical proposal, mesh tissues are added into the second front subregion 112, the third front subregion 113 and the fourth front subregion 114 in the inner forefoot region 11 and the second rear subregion 212, the third rear subregion 213 and the fourth rear subregion 214 in the outer forefoot region 21, and the regions are meshed through tissue change to increase the breathability; lace holes are added in a second face sub-area 32, a third face sub-area 33 and a fourth face sub-area 34 in the vamp area 3 to adjust vamp tightness, and 2 x 1 threads are adopted in the ankle area 4 to increase the screw tightening degree.

As a further technical scheme, the shoe inner side area 1 and the shoe outer side area 2 adopt relatively stiff yarns to provide protection for the foot, so that the foot is protected from side impact during movement while the foot contour is fitted; the vamp area 3 adopts relatively soft and elastic yarns to release the limitation of the shoe to the foot movement, and is comfortable and free like a sock; the ankle region 4 adopts the rubber band rid cuff, has great elasticity and extensibility, satisfies the fat thin foot type demand of difference, links as an organic whole with foot inboard, outside, vamp and heel of a shoe, has also improved the travelling comfort when increasing the vamp pleasing to the eye.

(4) and (3) taking the corrected two-dimensional plane as a plate making base map, finishing plate making and machine processing, inputting the plate making and machine processing file into a flat knitting machine, knitting the plate making and machine processing file into a three-dimensional curved surface which is approximately fit with the outline shape of the foot surface by using a local knitting technology, and obtaining the 3D three-dimensional fabric which is consistent with the outline of the foot after being off the machine.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. A fly-knitted vamp based on ergonomic fit foot surface contour comprises a fly-knitted vamp and is characterized in that the fly-knitted vamp is integrally knitted by one or more yarns, the fly-knitted vamp is separately designed according to the difference of curved surface contours of the inner side, the outer side, the foot surface and the ankle part of a foot and is integrally formed on a double-needle bed flat knitting machine, the fly-knitted vamp is basically fit with the contour of the foot, and the fly-knitted vamp is divided into an inner shoe area, an outer shoe area, an upper area and an ankle area according to the curved surface characteristics, wherein the inner shoe area is divided into areas according to the curved surface characteristics and comprises an inner shoe front area, an inner shoe middle concave area, an inner shoe heel flat area and an inner shoe heel turning convex surface; the outer side area of the shoe is divided into areas according to curved surface characteristics, and the areas comprise an outer side shoe front middle area, an outer side shoe heel flat area and an outer side shoe heel turning convex surface; the vamp area is divided into a first face sub-area, a second face sub-area, a third face sub-area and a fourth face sub-area according to the dividing conditions of the inner side and the outer side.

2. The ergonomically contoured fly-knit upper of claim 1, wherein: the inner shoe front part area forms a first front sub-area, a second front sub-area, a third front sub-area and a fourth front sub-area after redundant parts are attached and cut off; the front middle area of the outer side shoe is jointed with the cut-off redundant part to form a first rear sub-area, a second rear sub-area, a third rear sub-area and a fourth rear sub-area.

3. The ergonomically contoured fly-knit upper of claim 1, wherein: the areas inside and outside the shoe use relatively stiff yarns to provide protection to the foot, conforming to the contours of the foot while also protecting the foot from side impacts during exercise.

4. The ergonomically contoured fly-knit upper of claim 1, wherein: the vamp area is made of soft and elastic yarns to release the limitation of the shoe to the foot movement.

5. The ergonomically contoured fly-knit upper of claim 1, wherein: the ankle region adopts the rubber band rid cuff, has elasticity and extensibility, satisfies the fat thin foot type demand of difference, links as an organic whole with foot inboard, outside, vamp and heel of a shoe, has also improved the travelling comfort when increasing the vamp pleasing to the eye.

6. The ergonomically contoured fly-knit upper of claim 2, wherein: mesh tissues are added into the front subregion II, the front subregion III and the front subregion IV in the front region of the inner side shoe and the rear subregion II, the rear subregion III and the rear subregion IV in the front middle region of the outer side shoe, and the regions form meshes through tissue change so as to increase air permeability.

7. The ergonomically contoured fly-knit upper of claim 2, wherein: lace holes are added in a second face sub-area, a third face sub-area and a fourth face sub-area in the vamp area to adjust the tightness of the vamp.

8. The ergonomically contoured fly-knit upper of claim 5, wherein: 2 x 1 rib threads are adopted in the ankle area to increase the tightness of the rib top.

9. The method for producing an ergonomically contoured flying shoe upper according to any one of claims 1-8, wherein: the method comprises the following steps: