CN221391932U

CN221391932U - Forming die for sole with full-covered waterway

Info

Publication number: CN221391932U
Application number: CN202323316923.1U
Authority: CN
Inventors: 程远平
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-12-06
Filing date: 2023-12-06
Publication date: 2024-07-23
Anticipated expiration: 2033-12-06

Abstract

The utility model relates to a full-coverage waterway sole forming die, which comprises a first die block and a second die block which can be oppositely matched, wherein the first die block is provided with a die cavity, a part of the die cavity protrudes, the peripheral wall of the die cavity comprises a first inner wall, a first outer wall and a first flow channel space formed by encircling the first inner wall and the first outer wall, a plurality of first heat conducting pieces are arranged in the first flow channel space at intervals, and the first heat conducting pieces conduct heat to the first inner wall and the first outer wall in series; the second module is provided with a lug, the lug comprises a second inner wall, a second outer wall and a second flow passage space formed by the second inner wall and the second outer wall in a surrounding manner, a plurality of second heat conducting pieces are arranged in the second flow passage space at intervals, and the lug is correspondingly embedded into the mold cavity for molding the sole when the mold is closed. The structure can be heated through infrared irradiation, hot water or steam can be introduced into a flow channel space for heating, multiple heating modes are applicable, different machine tables or occasions are adapted for use, and the practicability and the operability of the die are improved.

Description

Forming die for sole with full-covered waterway

Technical Field

The utility model relates to the technical field of moulds, in particular to a sole forming mould applied to manufacturing soles.

Background

The prior art is to put foam (ETHYLENE VINYL ACETATE; EVA foam) made of ethylene/vinyl acetate copolymer into the mold cavity of the prior mold, close the prior mold, heat the mold, cool the mold after the heating, and open the prior mold to obtain the sole. However, the structure of the existing mold determines that only a predetermined single heating mode can be applied during use, the use is limited, and the existing mold needs to be transferred to a cooling tank for cooling, so that the process is increased, and the structure of the existing mold needs to be improved.

Disclosure of Invention

The utility model aims to provide a full-coverage waterway sole forming die which well solves the technical problems, is suitable for various heating modes, meets the installation and use requirements of various machines and simplifies production.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

The full-covered waterway sole forming die comprises a first module and a second module which can be relatively matched with each other,

The first module is provided with a first substrate and at least one mold cavity, the first substrate is provided with a first outer surface and a first inner surface, the mold cavity is of a concave structure from the first inner surface of the first substrate, part of the mold cavity protrudes from the first outer surface, the peripheral wall of the mold cavity comprises a first inner wall, a first outer wall and a first flow channel space formed by encircling the first inner wall and the first outer wall, a plurality of first heat conducting pieces are arranged in the first flow channel space at intervals, and the first heat conducting pieces conduct heat through the first inner wall and the first outer wall in series; the first flow channel space is provided with two first external interfaces extending to the first substrate, and the two first external interfaces are arranged in a matched mode in a one-in-one-out mode;

The second module is provided with a second substrate and at least one lug, the second substrate is provided with a second outer surface and a second inner surface, the lug is in a structure that part of the second substrate protrudes from the second inner surface of the second substrate, and a concave part connected with the second outer surface is formed at the back of the lug; the convex block comprises a second inner wall, a second outer wall and a second flow channel space formed by the second inner wall and the second outer wall in a surrounding way, and a plurality of second heat conduction pieces are arranged in the second flow channel space at intervals, and the second heat conduction pieces conduct heat through the second inner wall and the second outer wall in series; the second flow channel space is provided with two second external interfaces extending to the second substrate, and the two second external interfaces are arranged in a matched mode in a one-in-one-out mode;

When the first module and the second module are assembled, the convex blocks are correspondingly embedded into the mold cavities for forming soles.

The above scheme is further that the first module is a 3D printing structure body, the first heat conduction piece is a support column, and two ends of the first heat conduction piece are fixedly connected with the first inner wall and the first outer wall into a whole respectively.

The above scheme is further that the second module is a 3D printing structure body, the second heat conduction piece is a support column, and two ends of the second heat conduction piece are fixedly connected with the second inner wall and the second outer wall into a whole respectively.

The scheme is that the first flow channel space and the second flow channel space are in an interlayer mode, and the layer thickness of the first flow channel space and the second flow channel space is 1-10 mm; the wall thickness of the first inner wall, the first outer wall, the second inner wall and the second outer wall is 1-12 mm.

The above scheme is further that one side of the second module is hinged with the corresponding side of the first module, so that the second module and the first module can be rotationally close to or far away from each other, and further a mold unit capable of opening and closing is formed.

By adopting the technical means, the utility model has the following effects:

1. The first module is provided with a die cavity, the die cavity is of a concave structure, part of the die cavity protrudes from the first outer surface, the peripheral wall of the die cavity comprises a first inner wall, a first outer wall and a first flow channel space formed by encircling the first inner wall and the first outer wall, a plurality of first heat conducting pieces are arranged in the first flow channel space at intervals, and the first inner wall and the first outer wall are connected in series for conducting heat; and a bump is partially protruded on the second substrate of the second module, and a concave part connected with the second outer surface is formed at the back of the bump, so that the space volume of the bump is reduced; the convex block comprises a second inner wall, a second outer wall and a second flow channel space formed by the second inner wall and the second outer wall in a surrounding way, and a plurality of second heat conduction pieces are arranged in the second flow channel space at intervals, so that the second inner wall and the second outer wall are connected in series for heat conduction; during operation, the lug and the die cavity are heated, non-contact heating such as infrared irradiation can be realized, hot water or steam can be introduced into the first flow channel space and the second flow channel space for heating, multiple heating modes are integrated, the die is suitable for different machines or occasions, and the practicability and the operability of the die are improved.

2. The time required by the process is saved, and the production efficiency is improved: the utility model adopts the matching molding processing of the convex blocks and the mold cavities and the structural design of the convex blocks and the mold cavities, so that the heating volume is small, the heat energy is easily transferred to the convex blocks and the mold cavities, the heat in the mold cavities is fast and uniform, the molding speed and the quality of soles are improved, the time required by the manufacturing process is saved, and the production efficiency is improved. Meanwhile, cooling water can be introduced into the runner space for cooling, so that the mold transferring time is shortened.

3. The die has simple appearance structure, few parts, light integral shape and easy manufacture and implementation.

Drawings

FIG. 1 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the embodiment of FIG. 1 in a closed mold configuration;

FIG. 3 is a schematic view of the first and second flow space configurations of the present utility model;

FIG. 4 is a schematic top view of the first module of the embodiment of FIG. 1;

FIG. 5 is a schematic cross-sectional view of the embodiment of FIG. 4;

FIG. 6 is a schematic top view of the second module of the embodiment of FIG. 1;

Fig. 7 is a schematic cross-sectional view of the embodiment of fig. 6.

Detailed Description

The conception, specific structure, and technical effects of the present utility model will be further described with reference to the accompanying drawings to fully understand the objects, features, and effects of the present utility model.

It should be noted that, in the description of the present utility model, terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 7, which are schematic views of a preferred embodiment of the present utility model, the present utility model relates to a full-coverage waterway sole molding mold, which includes a first module 1 and a second module 2 that can be relatively assembled, further, the first module 1 is defined as a bottom mold, the second module 2 is defined as an upper cover, and one side of the second module 2 is hinged to a corresponding side of the first module 1, so that the second module 2 and the first module 1 can be rotationally moved close to or away from each other, thereby forming a mold unit capable of opening and closing the mold, and facilitating the operation of the mold opening and closing operation. Of course, the mold can also be assembled on the molding equipment in a split mode, the mold is closed by an up-and-down motion mode, the specific mode can be selected according to actual production conditions, and the mold is not limited. The first module 1 and the second module 2 are preferably made of a heat-conducting metal material, and further, the first module 1 and the second module 2 are preferably 3D printing structures, and are manufactured through a 3D printing technology, so that the structure is stable and reliable, and the structure is good.

The first module 1 in this embodiment is provided with a first base plate 11 and at least one cavity 12, two parallel cavities 12 being shown, but not limited to two. The first substrate 11 has a first outer surface 111 and a first inner surface 112, the mold cavity 12 is configured to be concave from the first inner surface 112 of the first substrate, a part of the mold cavity 12 protrudes from the first outer surface 111, the peripheral wall of the mold cavity 12 includes a first inner wall 121, a first outer wall 122 and a first flow channel space 123 surrounded by the first inner wall 121 and the first outer wall 122, and a plurality of first heat conducting members 124 are disposed in the first flow channel space 123 at intervals, and the first heat conducting members 124 connect the first inner wall 121 and the first outer wall 122 in series for conducting heat. The second module 2 is provided with a second substrate 21 and at least one bump 22, the second substrate 21 having a second outer surface 211 and a second inner surface 212. The bump 22 is a part of the second substrate protruding from the second inner surface 212 of the second substrate, and a recess 213 connecting the second outer surface 211 is formed at the back of the bump 22. The concave portion 213 can further reduce the volume of the bump 22 and also helps to collect heat, so that the heating portion is closer to the working surface (convex surface) of the bump 22, and the heating speed is increased. The bump 22 includes a second inner wall 221, a second outer wall 222, and a second flow space 223 surrounded by the second inner wall 221 and the second outer wall 222, and a plurality of second heat conducting members 224 are disposed in the second flow space 223 at intervals, and the second heat conducting members 224 connect the second inner wall 221 and the second outer wall 222 in series for conducting heat; the design realizes the light and thin mold, optimizes the heating part, and when in operation, the first module 1 and the second module 2 are assembled, the convex blocks 22 are correspondingly embedded into the mold cavities 12, and the convex blocks and the mold cavities are heated for forming soles. The bump and the die cavity can be heated in a non-contact manner through infrared irradiation and the like, hot water or steam can be introduced into the first flow channel space and the second flow channel space for heating, multiple heating modes are selected, the die is suitable for different machines or occasions, and the practicability and the operability of the die are improved.

In the present embodiment, the first flow space 123 has two first external interfaces 125 extending onto the first substrate 11, and the two first external interfaces 125 are paired in a one-in-one-out manner; the second flow path space 223 has two second external interfaces 225 extending to the second substrate 21, the two second external interfaces 225 being arranged in a pair of one-in-one-out; and preferably, the first outer port 125 and the second outer port 225 are suitably offset in spatial position, i.e., not in the same orientation during mold closing, to facilitate connection of the working medium and to facilitate heat homogenization during sole molding. Of course, when the mold needs to be cooled, a cooling medium can be introduced into the first flow channel space 123 and the second flow channel space 223, so that the cooling work on the same machine station is realized, the mold is not required to be transferred to a cooling tank, the production is optimized, and the production efficiency is improved.

In this embodiment, the positions, numbers and contours of the protruding blocks 22 are matched with those of the mold cavities 12, so that during production, the production materials (EVA foam) are put into the mold cavities 12, the first module 1 and the second module 2 are assembled, and the protruding blocks 22 extend into the mold cavities 12 to form the sole in a matched manner. During heating, the lug 22 and the mold cavity 12 can be directly heated, non-contact heating such as infrared irradiation is performed, or hot water or steam is adopted to be introduced into the first flow channel and the second flow channel for heating, and the heating device can be selected according to actual needs and used in matching with different machines or occasions, and the structures of the lug 22 and the mold cavity 12 are effectively designed, so that the heating volume is small, heat energy is easily transferred to the lug and the mold cavity, the heating in the mold cavity is fast and uniform, the molding speed and the quality of soles are improved, the time required by a process is saved, the production efficiency is improved, and the practicability and the operability of the mold are improved. In the same way, when the cooling process is performed, a cooling medium can be introduced into the first flow channel space 123 and the second flow channel space 223 to realize the cooling work on the same machine station, and the light and small-sized structural design of the protruding block 22 and the mold cavity 12 is utilized to make the cooling fast.

In the embodiment shown in fig. 3, the first heat conducting member 124 and the second heat conducting member 224 are support columns, which may be in the form of a cylinder, a square column or other polygonal column, and are manufactured by using a 3D printing technology, so that two ends of the first heat conducting member 124 are respectively and fixedly connected with the first inner wall 121 and the first outer wall 122 into a whole; the two ends of the second heat conducting member 224 are respectively and fixedly connected with the second inner wall 221 and the second outer wall 222 into a whole, so that the structure is good and the durability is high. The first flow channel space 123 and the second flow channel space 223 are all in a sandwich form, and the layer thickness of the first flow channel space 123 and the second flow channel space 223 is 1-10 mm; the wall thickness of the first inner wall 121, the first outer wall 122, the second inner wall 221 and the second outer wall 222 is 1-12 mm. The structural design obtains a full coverage form, the heating surface is better, the heating is quick and uniform, the implementation of various heating modes is satisfied, the heat energy can be easily transferred into the mold cavity, the material in the mold cavity is formed by hot melting, the heat transfer efficiency is high, and the production efficiency is improved.

In this embodiment, the surfaces of the first inner wall 121, the first outer wall 122, the second inner wall 221 and the second outer wall 222 are preferably smooth surfaces, which facilitates uniform heating. In actual production, air holes communicated with the mold cavity 12 can be formed at the first heat conducting piece 124 so as to facilitate the exhaust of the molding process, thus the first flow channel space 123 can be separated, gas and liquid can be separated, and cooling water can be prevented from entering the mold cavity 12 through the air holes, so that air hole stains are generated on products.

The sole forming die provided by the utility model can be directly heated by infrared irradiation or is heated by introducing hot fluid media such as hot water or steam into the first flow channel space 123 and the second flow channel space 223, so that a plurality of heating modes are integrated, the sole forming die is suitable for different machines or occasions, and the practicability and the operability of the die are improved. The cooling can be realized by introducing the cooling medium into the first flow passage space 123 and the second flow passage space 223, so that the structure is simple and the implementation is more convenient.

The present utility model has been described in detail with reference to the embodiments, but it is to be understood that the utility model is not limited to the embodiments, and is intended to be interpreted as illustrative only, and is not to be construed as limiting the scope of the utility model.

Claims

1. Full cover water route sole forming die, including first module (1) and second module (2) that can relative compound die, its characterized in that:

The first module (1) is provided with a first substrate (11) and at least one die cavity (12), the first substrate (11) is provided with a first outer surface (111) and a first inner surface (112), the die cavity (12) is of a concave structure from the first inner surface (112) of the first substrate, part of the die cavity (12) protrudes from the first outer surface (111), the peripheral wall of the die cavity (12) comprises a first inner wall (121), a first outer wall (122) and a first flow channel space (123) formed by encircling the first inner wall (121) and the first outer wall (122), a plurality of first heat conducting pieces (124) are arranged in the first flow channel space (123) at intervals, and the first heat conducting pieces (124) conduct heat in series to the first inner wall (121) and the first outer wall (122); the first flow channel space (123) is provided with two first external interfaces (125) extending to the first base plate (11), and the two first external interfaces (125) are arranged in a matched mode of one inlet and one outlet;

The second module (2) is provided with a second substrate (21) and at least one bump (22), the second substrate (21) is provided with a second outer surface (211) and a second inner surface (212), the bump (22) is a part of the second substrate protruding from the second inner surface (212) of the second substrate, and a concave part (213) connected with the second outer surface (211) is formed at the back of the bump (22); the bump (22) comprises a second inner wall (221), a second outer wall (222) and a second flow passage space (223) formed by enclosing the second inner wall (221) and the second outer wall (222), and a plurality of second heat conducting pieces (224) are arranged in the second flow passage space (223) at intervals, and the second heat conducting pieces (224) conduct heat to the second inner wall (221) and the second outer wall (222) in series; the second flow space (223) is provided with two second external interfaces (225) extending to the second base plate (21), and the two second external interfaces (225) are arranged in a matched mode of one inlet and one outlet;

When the first module (1) and the second module (2) are assembled, the convex blocks (22) are correspondingly embedded into the mold cavities (12) for forming soles.

2. The full-coverage waterway sole molding die of claim 1, wherein: the first module (1) is a 3D printing structure, the first heat conduction piece (124) is a support column, and two ends of the first heat conduction piece (124) are fixedly connected with the first inner wall (121) and the first outer wall (122) into a whole respectively.

3. The full-coverage waterway sole molding die of claim 1, wherein: the second module (2) is a 3D printing structure, the second heat conduction piece (224) is a support column, and two ends of the second heat conduction piece (224) are fixedly connected with the second inner wall (221) and the second outer wall (222) into a whole respectively.

4. The full-coverage waterway sole molding die of claim 1, wherein: the first flow channel space (123) and the second flow channel space (223) are in a sandwich mode, and the layer thickness of the first flow channel space (123) and the second flow channel space (223) is 1-10 mm; the wall thickness of the first inner wall (121), the first outer wall (122), the second inner wall (221) and the second outer wall (222) is 1-12 mm.

5. The full-coverage waterway sole molding die of claim 1, wherein: one side of the second module (2) is hinged with the corresponding side of the first module (1), so that the second module (2) and the first module (1) can be rotationally close to or far away from each other, and further a mold unit capable of opening and closing is formed.