CN211807536U

CN211807536U - Double-colored boot and vamp integrated into one piece's injection mold

Info

Publication number: CN211807536U
Application number: CN202020217981.6U
Authority: CN
Inventors: 陈恒光
Original assignee: Putian Xiexin Molding Co ltd
Current assignee: Putian Xiexin Molding Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-10-30
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses a double-colored boot and vamp integrated into one piece's injection mold, including die block, end medium plate, medium plate shoe-last and cup joint in the leather material shoe-last in the medium plate shoe-last, set up two shoe mold die cavities of mutual symmetry on the die block, and respectively in the central point of two shoe mold die cavities puts and has seted up the feed port, the end medium plate with the die block matches the butt joint, the leather material shoe-last is in end medium plate upper end symmetric distribution has two, and two leather material shoe-last bottom with shoe mold die cavity phase-match. The utility model has the advantages of simple structure, convenient operation, high production efficiency and reduced production cost.

Description

Double-colored boot and vamp integrated into one piece's injection mold

Technical Field

The utility model belongs to the technical field of the injection mold technique and specifically relates to a double-colored boot and vamp integrated into one piece's injection mold is related to.

Background

The rubber injection molding is a production method for directly injecting rubber material into a model from a cylinder for vulcanization, and has the advantages that: although the method is an intermittent operation, the forming period is short, the production efficiency is high, the blank preparation process is eliminated, the labor intensity is low, and the product quality is excellent.

The traditional shoe making method is that the sole and the cloth vamp are separately made, the sole is made firstly, the cloth vamp is made, and finally the upper and the cloth vamp are bonded into a complete boot through a glue adhesive by manpower, the process is complex, the cost is increased, the upper and the cloth vamp are not tight enough or have folds, the upper and the cloth vamp are not combined stably, the problem of the sole glue failure of the shoe often occurs, unqualified boot products are formed, and the production qualified rate is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-colored boot and vamp integrated into one piece's injection mold adopts integrative injection moulding shoe mold to carry out automatic production technology, breaks the produced problem of traditional shoemaking method, not only makes upper of a shoe combine more stably with the cloth vamp, has solved the problem that the sole of shoes is glued open, has reduced manufacturing cost and has simply the technology procedure.

The utility model discloses technical scheme as follows: the injection mold comprises a bottom mold, a bottom middle plate, a middle plate shoe mold and a leather shoe mold sleeved in the middle plate shoe mold, wherein two shoe mold cavities which are symmetrical to each other are formed in the bottom mold, feed holes are formed in the center positions of the two shoe mold cavities respectively, the bottom middle plate is in matched butt joint with the bottom mold, a plurality of machine platform holes are formed in the bottom middle plate along the side edge of the shoe mold cavities, a feeding blind channel is embedded in the bottom middle plate, a cooling pipeline is fixedly arranged at the lower end of the bottom middle plate, the leather shoe mold is symmetrically distributed at the upper end of the bottom middle plate, the bottoms of the leather shoe mold cavities are matched with the leather shoe mold cavities, an air pipe and air valve device are additionally arranged in the leather shoe mold, and a heating pipe is additionally arranged in the middle plate shoe mold.

Preferably, the shoe last further comprises a middle frame, the middle frame comprises a middle frame mold body and a middle frame sub mold body connected with the middle frame mold body in a combined mode, forming cavities corresponding to the middle plate last in shape are formed in the middle frame mold body and the middle frame sub mold body, and the middle plate last is arranged in the forming cavities.

Preferably, the feeding hole is communicated with the shoe mold cavity.

Preferably, the leather material last and one end of the middle plate last, which is far away from the bottom middle plate, are respectively provided with an in-out positioning device.

Preferably, one side of the toe cap of each of the two middle plate lasts is provided with a shoe upper sliding block.

Compared with the prior art, the utility model can be known from the above description, the utility model has the following advantages:

1. the bottom die of the utility model integrates the left foot and the right foot and adopts double material injection holes for feeding simultaneously, the feeding efficiency is higher, and the cooling pipeline additionally arranged on the bottom medium plate can effectively prevent the material from being formed due to too high temperature of the die;

2. the air pipe and air valve device additionally arranged on the leather material shoe last of the utility model can smoothly take out the finished product, and the heating pipe additionally arranged in the medium plate shoe last can rapidly form the finished product;

3. the utility model discloses mould convenient operation, production efficiency is high, can replace vulcanized rubber shoes, and degree of automation is high, promotes preparation efficiency by a wide margin, satisfies the efficient production demand of modernization fabulously, has fine practicality and market spreading value.

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 these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic structural view of the bottom die of the present invention;

fig. 4 is a schematic structural view of the bottom middle plate of the present invention;

FIG. 5 is a schematic view showing the structure of the leather last of the present invention;

the meaning of the reference symbols in the figures: the shoe mold comprises a bottom mold 1, a shoe mold cavity 11, a feeding hole 12, a middle plate 2, a machine table hole 21, a feeding blind passage 22, a cooling pipeline 23, a middle plate last 3, a vamp sliding block 31, a heating pipe 32, a leather last 4, an air pipe 41, an air valve 42, a middle frame 5, a middle frame die body 51, a middle frame auxiliary die body 52, a forming cavity 53 and a positioning device 6.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 3-5, an injection mold for integrally forming a two-color boot and a shoe upper includes a bottom mold 1, a middle bottom plate 2, a middle plate last 3, and a leather last 4 sleeved on the middle plate last 3, wherein the bottom mold 1 is provided with two shoe mold cavities 11 symmetrical to each other, and a feed hole 12 is respectively formed at the central positions of the two shoe mold cavities 11, the feed hole 12 is communicated with the shoe mold cavity 11, the middle bottom plate 2 is in butt joint with the bottom mold 1 in a matching manner, the middle bottom plate 2 is provided with a plurality of platform holes 21 along the side edge of the shoe mold cavity 11, a feed blind channel 22 is embedded in the middle bottom plate 2, a cooling pipeline 23 is fixedly arranged at the lower end of the middle bottom plate 2, two leather lasts 4 are symmetrically distributed at the upper end of the middle bottom plate 2, and the bottoms of the two leather lasts 4 are matched with the shoe mold cavities 11, an air pipe 41 and an air valve device 42 are additionally arranged in the leather material last 4, a heating pipe 32 is additionally arranged in the middle plate last 3, one side of the toe cap of each of the two middle plate lasts 3 is provided with an upper sliding block 31, and one ends of the leather material last 4 and the middle plate last 3, which are far away from the bottom middle plate 2, are respectively provided with an in-out positioning device 6.

Referring to fig. 2, the injection mold for integrally forming a two-color boot and an upper further includes a middle frame 5, the middle frame 5 includes a middle frame mold body 51 and a middle frame secondary mold body 52 combined and connected with the middle frame mold body 51, a forming cavity 53 corresponding to the shape of the middle plate last 3 is formed in the middle frame mold body 51 and the middle frame secondary mold body 52, and the middle plate last 3 is installed in the forming cavity 53.

Integrative and adopt two notes material hole feeding simultaneously about die

block

1, 2 sides of end medium plate are equipped with automatic device platform hole 21, can advance mould and demolding automatically after locking, control integrative one-tenth of foot feed port 12 of adopting of foot, and install the mold insert on the medium plate additional and adopt the dark track formula feeding, lead to the material shaping and be equipped with cooling tube 23 for preventing that the mould temperature is too high, for taking out the finished product fast, install trachea 41 and air valve device 42 additional in leather material shoe-last 4, utilize and fill gas and take out the finished product smoothly, for becoming the faster shaping of product, installed heating pipe 32 additional in medium plate shoe-last 3.

The working principle is as follows:

the injection molding step is that the sole and the vamp are simultaneously injected by utilizing the bottom die 1, the bottom middle plate 2, the leather material shoe last 4 and the middle plate shoe last 3, then the middle frame die body 51 and the middle frame auxiliary die body 52 are automatically opened, the bottom middle plate 2 and the middle plate shoe last 3 are automatically withdrawn, and the leather material shoe last 4 automatically enters into a shoe die which is automatically closed and integrally molded by secondary heating. In this case, the rubber material cannot be melted into liquid to be smoothly injected and molded by heating, so the machine pressure must be over 300 tons, the material and precision of the mold are very high, and the precision of the mold is required to be plus or minus 0.2 MM.

The utility model discloses mould convenient operation, production efficiency is high, can replace vulcanized rubber shoes, and degree of automation is high, promotes preparation efficiency by a wide margin, satisfies the efficient production demand of modernization fabulously, has fine practicality and market spreading value.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a double-colored boot and vamp integrated into one piece's injection mold, includes die block (1), end medium plate (2), medium plate shoe last (3) and cup joint in medium plate shoe last (3) leather material shoe last, its characterized in that: the bottom die (1) is provided with two shoe die cavities (11) which are symmetrical with each other, and the central positions of the two shoe die cavities (11) are respectively provided with a feeding hole (12), the bottom middle plate (2) is in butt joint with the bottom die (1) in a matching way, a plurality of machine table holes (21) are formed in the bottom middle plate (2) along the side edge of the shoe die cavity (11), a feeding blind channel (22) is embedded and installed in the bottom middle plate (2), and the lower end part of the bottom middle plate (2) is fixedly provided with a cooling pipeline (23), two leather shoe lasts (4) are symmetrically distributed at the upper end of the bottom middle plate (2), the bottoms of the two leather material lasts (4) are matched with the shoe mold cavity (11), an air pipe (41) and an air valve device (42) are additionally arranged in the leather shoe last (4), and a heating pipe (32) is additionally arranged in the middle plate shoe last (3).

2. The injection mold for integrally molding the double-color boot and the vamp according to claim 1, wherein: the middle plate shoe tree forming die further comprises a middle frame (5), wherein the middle frame (5) comprises a middle frame die body (51) and a middle frame auxiliary die body (52) which is connected with the middle frame die body (51) in a combined mode, a forming cavity (53) corresponding to the middle plate shoe tree (3) in shape is formed in the middle frame die body (51) and the middle frame auxiliary die body (52), and the middle plate shoe tree (3) is arranged in the forming cavity (53).

3. The injection mold for integrally molding the double-color boot and the vamp according to claim 1, wherein: the feed hole (12) is communicated with the shoe mold cavity (11).

4. The injection mold for integrally molding the double-color boot and the vamp according to claim 1, wherein: and one ends of the leather material shoe tree (4) and the middle plate shoe tree (3) far away from the bottom middle plate (2) are respectively provided with an in-out positioning device (6).

5. The injection mold for integrally molding the double-color boot and the vamp according to claim 1, wherein: one sides of the toe caps of the two middle plate lasts (3) are respectively provided with a vamp sliding block (31).