CN210705567U

CN210705567U - Sole forming die who has along with shape pipeline based on metal 3D prints

Info

Publication number: CN210705567U
Application number: CN201921487888.0U
Authority: CN
Inventors: 戴述军; 向绪平; 杨雨; 卢献辉; 周利平
Original assignee: Dongguan Cangming 3d Tech Co ltd
Current assignee: Dongguan Cangming 3d Tech Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-09
Anticipated expiration: 2029-09-06

Abstract

The utility model provides a shoe sole forming mould with a conformal pipeline based on metal 3D printing, belonging to the technical field of mould manufacturing; the shoe sole mold comprises an upper template, a lower template and a sole mold cavity formed by closing the upper template and the lower template; the lower template and the upper template are directly manufactured by adopting a metal 3D printing technology, a plurality of first shape following pipelines and second shape following pipelines are respectively arranged in the lower template and the upper template, and the first shape following pipelines are arranged along the molded surface of the sole mold cavity in a curve mode. The utility model discloses setting up heatable and refrigerated along with shape pipeline structure hugging closely sole forming die product face, heating and cooling process go on in same sole make-up machine when sole production, need not the workman and make a round trip to carry the mould at heating and cooling table when making heating and cooling efficiency promote greatly in the sole product production process, shorten the mould time and the production cycle that open and shut of production, reach the nimble convenience of energy saving's purpose and operation.

Description

Sole forming die who has along with shape pipeline based on metal 3D prints

Technical Field

The utility model relates to a technical field that the mould was made especially relates to a sole forming die who has along with shape pipeline based on metal 3D prints.

Background

At present, the traditional sole manufacturing steps mainly comprise the processes of heating, sole shaping and cooling of a sole forming die. The main heating mode of the mold during sole production is that the mold is placed into a heating module of a sole forming machine to be pressed up and down, the heating module of the sole forming machine is heated to a certain temperature, the temperature of the sole forming mold is raised through the heat conduction effect, after the mold is kept warm for a period of time, a worker completely moves the sole forming mold out of the heating module by means of two hands, then the mold is placed into a cooling module of the sole forming machine to be continuously poured by using cooling water, the mold is cooled to the normal temperature again according to the heat conduction principle, and then the sole can be taken out.

The sole forming mould is mainly produced by casting or CNC and other machining; generally, cold and hot pipelines are required to be manufactured on a mold for cooling or heating the mold and keeping the temperature of the mold constant, but due to the limitation of the traditional manufacturing process, the cold and hot pipelines formed by drilling and communicating can only be in a straight line cross type generally, curved surfaces or other complex shapes cannot be processed, the cooling is uneven due to different distances from the cold and hot pipelines to the curved surfaces, the mold is warped and deformed due to internal stress, particularly for thin-wall molds, the configuration efficiency of the cold and hot pipelines of the mold is directly influenced, and the sole cannot be uniformly and effectively cooled in a short time, so that the production efficiency of the sole is reduced, and the quality of the sole are damaged.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a sole forming die who has along with shape pipeline based on metal 3D prints, it has and hugs closely metal shoes die block product face and sets up heatable and refrigerated along with shape pipeline structure, and heating and cooling process when sole product production go on in same sole make-up machine, make in the sole product production process heating and cooling efficiency need not the workman when promoting greatly and make a round trip to carry the mould at heating and cooling table, the mould time and the production cycle of opening and shutting of production have been shortened, the purpose that reaches the energy saving and the nimble convenience of operation.

The utility model provides the following technical scheme, a shoe sole forming die with a conformal pipeline based on metal 3D printing, which comprises an upper template and a lower template arranged corresponding to the upper template, wherein the upper template and the lower template are closed to form a shoe sole die cavity; the method is characterized in that: the lower template is directly manufactured by adopting a metal 3D printing technology, a plurality of first shape following pipelines are arranged in the lower template, and the first shape following pipelines are arranged along the molded surface of the sole mold cavity in a curve manner; the inlet and the outlet of each first conformal pipeline are arranged on the side wall surface of the lower template; the lower template is directly manufactured by adopting a metal 3D printing technology, and a heating and cooling conformal pipeline structure is arranged on the molded surface of the sole mold cavity tightly attached to the lower template, so that the heating and cooling efficiency in the production process of sole products is greatly improved.

Preferably, the distance from the center of the cross section of the first conformal pipeline to the molded surface of the sole mold cavity is consistent; the lower template is closer to the outer profile to realize uniform cooling effect, is not limited by the shape and the structure of parts, and avoids the problems of warping, deformation and the like of the mold due to the fact that the distances from the cold and heat pipelines to the curved surface are different and uneven cooling is avoided.

Preferably, the upper template is directly manufactured by adopting a metal 3D printing technology, a plurality of second conformal pipelines are arranged in the upper template, and an inlet and an outlet of each second conformal pipeline are arranged on the side wall surface of the upper template; the upper template is directly manufactured by adopting a metal 3D printing technology, and a shape following pipeline structure capable of heating and cooling is arranged in the upper template, so that the heating and cooling efficiency in the production process of sole products is greatly enhanced, and the heating and cooling time in a molding cycle period is shortened.

Preferably, the distance from the center of the section of the second conformal conduit to the molded surface of the sole mold cavity is consistent; the problems that the lower template has internal stress to cause warping, deformation and the like of the die due to uneven cooling caused by different distances from the cold and heat pipelines to the curved surface are avoided.

Preferably, the cross-sectional structures of the first conformal pipeline and the second conformal pipeline are circular, square or oval.

Preferably, the first conformal pipeline and the second conformal pipeline are in a double-layer circulating through structure or a single-layer through structure; the reasonable design and layout of the conformal pipeline structure are realized to the maximum extent, and the heating and cooling efficiency is enhanced.

Preferably, the upper template and the lower template are printed with 3D printing metal powder, including but not limited to die steel powder, stainless steel powder or aluminum alloy powder.

The utility model has the advantages that: the utility model discloses more traditional casting production mould and get through the cold heat pipeline that forms through drilling, have following advantage:

1. the upper die plate and the lower die plate are directly manufactured by adopting a metal 3D printing technology, and have a shape-following pipeline structure which is tightly attached to the surface of a metal shoe bottom die product and can be heated and cooled, the shape-following pipeline structure can change along with the appearance of a die and is not linear any more, the problem that the distance between a traditional cold and heat pipeline and the surface of a die cavity is inconsistent is solved, the shape of the traditional cold and heat pipeline is closer to an outer molded surface, the limitation of the shape and the structure of parts is avoided, the reasonable design and the layout of the cold and heat pipeline are realized to the maximum degree, the uniform cooling effect is achieved, the heating and cooling time in a sole forming cycle period is shortened, and the heating and cooling efficiency of.

2. The upper template and the lower template are directly manufactured by the metal 3D printing technology without heat treatment, direct manufacturing and forming are realized on the basis of ensuring the strength of the upper template and the lower template, the manufacturing cost and energy of the die are saved, the production efficiency is improved, and the metal 3D printing technology has the advantages of high heating and cooling efficiency and good temperature uniformity of the die surface.

3. The heating and cooling pipelines are designed inside the metal sole mold, so that the heating and cooling processes during sole production can be carried out in the same sole forming machine, workers do not need to move the mold back and forth ceaselessly, and the labor intensity is reduced.

Drawings

Fig. 1 is a mold opening expansion view of a shoe sole forming mold with a conformal pipeline based on metal 3D printing of the present invention;

fig. 2 is a sectional view of a lower mold core of the shoe sole forming mold with a conformal pipeline based on metal 3D printing according to the present invention;

fig. 3 is a cross-sectional view of an upper mold plate of the shoe sole forming mold with a conformal pipeline based on metal 3D printing according to the present invention;

fig. 4 is a schematic view of a conformal pipeline structure of a shoe sole forming mold with a conformal pipeline based on metal 3D printing according to the present invention;

fig. 5 is a schematic view of another conformal pipeline structure of the shoe sole forming mold with conformal pipelines based on metal 3D printing of the present invention;

description of reference numerals: 10-an upper template, 11-a second conformal module, 20-a lower template, 21-a second conformal pipeline and 30-a sole mold cavity.

Detailed Description

In order to make the object, technical solution and technical effect of the present invention more clearly understood, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 and 2, a sole forming mold with a conformal pipeline based on metal 3D printing comprises an upper template 10 and a lower template 20 arranged corresponding to the upper template, wherein the upper template 10 and the lower template 20 are closed to form a sole mold cavity 30; the lower template 20 is directly manufactured by adopting a metal 3D printing technology, a plurality of first conformal pipelines 21 are arranged in the lower template, and the first conformal pipelines 21 are arranged along the molded surface of the sole mold cavity 30 in a curve; the inlet and the outlet of each first conformal pipeline 21 are arranged on the side wall surface of the lower template 20; preferably, the upper mold plate 10 and the lower mold plate 20 are made of 3D printing metal powder, including but not limited to mold steel powder, stainless steel powder or aluminum alloy powder, and particularly, the upper mold plate 10 and the lower mold plate 20 are made of 3D printing metal powder, including but not limited to mold steel powder, stainless steel powder or aluminum alloy powder, directly by using a metal 3D printing technology, and are mainly made by selectively melting by scanning a galvanometer high-energy laser beam, and the specific steps are as follows: firstly, exporting three-dimensional data of a structure finished by the conformal pipelines in the upper template 10 and the lower template 20 into a data format which can be recognized by metal additive manufacturing equipment; secondly, importing the data into special 3D printing software to automatically or manually repair data errors and then carrying out layered slicing processing; and finally, importing the obtained slice data into metal additive manufacturing equipment to perform one-time integral 3D metal printing on the sole forming mold, and directly obtaining the upper template 10 and the lower template 20 of the sole forming mold with the conformal pipelines after printing. It should be noted here that the metal 3D printing technology directly manufactures the upper mold plate 10 and the lower mold plate 20 without heat treatment, and realizes direct manufacturing and molding on the basis of ensuring the strength thereof, thereby saving the mold manufacturing cost, improving the production efficiency, and having the advantages of high heating and cooling efficiency and good uniformity of the mold surface temperature.

Further, the cross-sectional center of first shape following pipeline 21 arrives the distance of sole die cavity 30's profile is unanimous, adopts metal 3D printing technique to realize that it more presses close to the even cooling effect is realized to the appearance face of sole die cavity 30, can not receive the restriction of the shape and the structure of part and can not reach this requirement, and can avoid leading to the cooling inequality because of the cold and hot pipeline is the same to the distance of curved surface, causes lower bolster 20 has the internal stress to lead to the emergence of mould warpage, deformation scheduling problem, improves the quality of shaping product.

Referring to fig. 3, the upper mold plate 10 is directly manufactured by a metal 3D printing technology, a plurality of second conformal pipelines 11 are arranged in the upper mold plate, and an inlet and an outlet of each second conformal pipeline 11 are arranged on a side wall surface of the upper mold plate 10; the upper template 10 is directly manufactured by adopting a metal 3D printing technology, and a shape following pipeline structure capable of heating and cooling is arranged in the upper template 10, so that the heating and cooling efficiency in the production process of sole products is greatly enhanced, and the heating and cooling time in a molding cycle period is shortened.

Further, the distance from the center of the section of the second conformal conduit 11 to the molded surface of the sole mold cavity 30 is consistent; adopt metal 3D printing technique can realize that it more presses close to the appearance face of sole die cavity 30 realizes even cooling effect, avoids leading to the cooling inequality because of the distance that cold-hot pipe says to the curved surface is the exact same, causes cope match-plate pattern 10 exists the internal stress and leads to the emergence of mould warpage, deformation scheduling problem.

Referring to fig. 4 and 5, the cross-sectional structures of the first conformal conduit 21 and the second conformal conduit 11 are circular, square or oval, or can be printed in any shape according to the process requirements; preferably, the first conformal pipeline 21 and the second conformal pipeline 11 are of a double-layer circulation through structure or a single-layer through structure, so that the rational design and layout of conformal pipeline structures are realized to the maximum extent, and the heating and cooling efficiencies are enhanced. In addition, the first shape-following pipeline 21 and the second shape-following pipeline 11 are designed inside the metal sole mold, so that heating and cooling processes during sole production can be carried out in the same sole forming machine, workers do not need to move the mold back and forth ceaselessly, and labor intensity is reduced.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of the ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, its framework form can be nimble changeable, can derive series of products. But merely as a matter of simple deductions or substitutions, should be considered as belonging to the scope of patent protection of the present invention as determined by the claims submitted.

Claims

1. A sole forming die with a conformal pipeline based on metal 3D printing comprises an upper template and a lower template arranged corresponding to the upper template, wherein the upper template and the lower template are closed to form a sole die cavity; the method is characterized in that: the lower template is directly manufactured by adopting a metal 3D printing technology, a plurality of first shape following pipelines are arranged in the lower template, and the first shape following pipelines are arranged along the molded surface of the sole mold cavity in a curve manner; and the inlet and the outlet of each first conformal pipeline are arranged on the side wall surface of the lower template.

2. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 1, wherein: the distance from the center of the section of the first conformal pipeline to the molded surface of the sole mold cavity is consistent.

3. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 1, wherein: the upper template is directly manufactured by adopting a metal 3D printing technology, and a plurality of second conformal pipelines are arranged in the upper template; and the inlet and the outlet of each second conformal pipeline are arranged on the side wall surface of the upper template.

4. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 3, wherein: the distance from the center of the section of the second conformal pipeline to the molded surface of the sole mold cavity is consistent.

5. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 3, wherein: the cross-sectional structures of the first conformal pipeline and the second conformal pipeline are circular, square or elliptical.

6. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 5, wherein: the first conformal pipeline and the second conformal pipeline are of a double-layer circulating through structure or a single-layer through structure.

7. The shoe sole forming mold with a conformal channel based on metal 3D printing according to claim 1, wherein: the upper template and the lower template adopt 3D printing metal powder, including but not limited to die steel powder, stainless steel powder or aluminum alloy powder.