CN210501015U

CN210501015U - Rubber type of tire mold

Info

Publication number: CN210501015U
Application number: CN201921105992.9U
Authority: CN
Inventors: 杜平; 孟娜; 韩明; 曹爱军; 刘海元
Original assignee: Himile Mechanical Science and Technology Shandong Co Ltd
Current assignee: Himile Mechanical Science and Technology Shandong Co Ltd
Priority date: 2019-07-15
Filing date: 2019-07-15
Publication date: 2020-05-12
Anticipated expiration: 2029-07-15

Abstract

The utility model discloses a tire mould rubber type, it has solved the easy problem that changes of tire mould flower muscle among the prior art, has and overcomes flower muscle stiffness poor, guarantees the high beneficial effect of tire mould flower muscle precision, and its scheme is as follows: the utility model provides a tire mold rubber type, includes the base member, and the base member sets up the flower pattern piece, the flower pattern piece has the flower muscle, the base member is equipped with the reinforcement, reinforcement one end is located the base member, the other end is located in the flower muscle.

Description

Rubber type of tire mold

Technical Field

The utility model relates to a tire mold technical field especially relates to a tire mold rubber type.

Background

The tire mold is one of the most important molding devices for processing tire products, and the precision of the tire mold is directly related to the quality and performance of the tire. The manufacturing process of the tire mold comprises the following steps: basic mold → rubber mold → plaster mold → aluminum mold, and the rubber for making the rubber mold at present has two types of silicone rubber and polysulfide rubber. The rubber mold needs to be cleaned before the gypsum mold is poured, and the inventor finds that part of the rubber ribs are not stiff enough, and the thin and high ribs can also generate unrecoverable permanent deformation under the action of pressure in the cleaning process. The rubber mold ribs are deformed, the shapes and the sizes of the turned gypsum mold ribs have deviation, and the shapes and the sizes of the finally cast aluminum mold ribs also have deviation, so that the aluminum mold ribs cannot be used for processing and manufacturing tires.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a tire mould rubber type can effectively overcome thin high flower muscle stiffness poor, washs yielding shortcoming, guarantees the thin high flower muscle precision of tire mould.

The specific scheme of the rubber type of the tire mold is as follows:

the utility model provides a tire mold rubber type, includes the base member, and the base member sets up the flower pattern piece, the flower pattern piece has the flower muscle, the base member is equipped with the reinforcement, reinforcement one end is located the base member, the other end is located in the flower muscle.

Foretell tire mold rubber type through the setting of reinforcement, can effectively support the flower muscle, effectively avoids the flower muscle to produce and warp pouring the in-process, guarantees tire mold flower muscle precision, improves tire mold's quality.

Further, the reinforcement includes the spliced pole and with the muscle piece that the spliced pole is connected, the spliced pole is fixed in the base member, the muscle piece is located in the flower muscle, be favorable to the stability of reinforcement at the base member setting through the setting of spliced pole.

Furthermore, a plurality of limiting parts are arranged on the surfaces of the ribs, the stiffness of the reinforcing part can be increased through the limiting parts, and the contact area between the pattern pieces and the ribs of the reinforcing part can be increased.

Further, the limiting part is a limiting protrusion.

Further, the strength of the reinforcement material is greater than the strength of the tread material.

Further, the modulus of elasticity of the reinforcement material is greater than the modulus of elasticity of the tread material to ensure the strength and elasticity of the ribs during cleaning.

Further, the height of the flower rib provided with the reinforcing piece is larger than 10mm, and the stiffness and the elasticity of the flower rib are further ensured through the arrangement of the reinforcing piece.

Furthermore, the pattern piece is made of rubber, and the matrix is made of gypsum.

Further, the reinforcing member is made of metal or polyurethane.

Furthermore, the pattern piece is provided with a longitudinal pattern rib and/or a transverse pattern rib, the reinforcing piece is arranged inside the longitudinal pattern rib and/or the transverse pattern rib, and the arrangement position of the reinforcing piece is determined according to the arrangement of the pattern rib.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the utility model discloses a setting of reinforcement can reliably support the flower muscle in setting for the position, and it is poor effectively to overcome the thin high flower muscle stiffness of rubber type, washs yielding shortcoming, guarantees the thin high flower muscle precision of tire mould.

2) The utility model discloses a setting of muscle piece surface locating part can increase the area of contact of flower line piece and muscle piece, is favorable to improving the firm in connection nature of muscle piece and flower muscle to avoid the flower muscle layering to appear.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

FIG. 1 is a side view of a tire mold in an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 3 according to an embodiment of the present invention;

fig. 3 is a schematic view of a second reinforcement in an embodiment of the invention;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 5 according to an embodiment of the present invention;

fig. 5 is a schematic view of a first reinforcement in an embodiment of the invention;

fig. 6 is a schematic view of a base mold in an embodiment of the invention;

FIG. 7 is a schematic view of the embodiment of the present invention after the base mold is fixed to the back plaster;

FIG. 8 is a schematic view of a plaster mold according to an embodiment of the present invention;

FIG. 9 is a schematic view of an aluminum mold according to an embodiment of the present invention;

wherein: 1. the novel concrete structure comprises a base body, 2 patterned pieces, 3 first reinforcing pieces, 4 second reinforcing pieces, 5 second connecting columns, 6 second ribs, 7 first connecting columns, 8 first ribs, 9 basic molds, 10 pouring cavities, 11 first protruding pieces and 12 second protruding pieces.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As described in the background of the invention, the prior art has disadvantages, and in order to solve the above technical problems, the present embodiment proposes a tire mold rubber type.

The utility model discloses an in typical embodiment, as shown in fig. 1, a tire mold rubber type, including base member 1, base member 1 sets up flower pattern piece 2, flower pattern piece 2 has the flower muscle, base member 1 is equipped with the reinforcement, reinforcement one end is located base member 1, the other end is buried underground in the flower muscle, the rubber materials of flower pattern piece 2 material for pouring, the intensity of reinforcement material is greater than the intensity of flower pattern piece 2 material, the elastic modulus of reinforcement material is greater than the elastic modulus of flower pattern piece 2 material, with the intensity and the elasticity of guaranteeing the flower muscle in the cleaning process, in this embodiment, polyurethane material or metal material are chooseed for use to the material of reinforcement, in other embodiments, can be according to particular case, other materials are chooseed for use to the reinforcement.

Preferably, the base body 1 is back plaster, and the height of the flower ribs embedded with the reinforcing member is preferably greater than 10mm, and because the height of the flower ribs of the reinforcing member is higher, the reinforcing member needs to be arranged to ensure the stiffness and elasticity of the flower ribs.

Along the length direction of pattern piece 2, the reinforcement can be equipped with many places, in this embodiment, according to the shape and the position setting of flower muscle, the reinforcement includes first reinforcement 3 and second reinforcement 4, and first reinforcement 3 vertically sets up, and second reinforcement 4 transversely sets up, and first reinforcement 3 and second reinforcement 4 can set up corresponding quantity according to the concrete structure of pattern piece flower muscle. As shown in fig. 1, 4 and 5, the first reinforcing member 3 includes a first connecting post 7 and a first rib 8 connected to the first connecting post 7, and the end of the first connecting post 7 is fixed to the base. Both sides of the first rib piece 8 are inclined planes to adapt to the shape of the rib, the surface of the first rib piece 8 is provided with a plurality of limiting pieces, the limiting pieces can be first protruding pieces 11, and through the arrangement of the first protruding pieces 11, the stiffness of the first rib piece 8 can be increased, the contact area and the connection firmness of the rib of the rubber type rib piece and the first rib piece 8 can be increased, and the layering is avoided; the first tab 11 may be cylindrical or other shapes such as triangular prism, quadrangular prism.

First spliced pole 7 is equipped with a plurality ofly, a plurality of 7 intervals of first spliced pole are set for the distance setting, and first spliced pole 7 sets up along the length direction of first muscle piece 8, it inserts to base member 1 inside to be convenient for first reinforcement 3 through first spliced pole 7, for the convenience of the block, in some embodiments, base member 1 sets up the locating hole, locating hole and 7 interference fit of first spliced pole, in this embodiment, first spliced pole 7 inserts base member 1 back, realize the reliable connection of the two through the binder, the binder can be glue or other specific adhesive effect's material.

As shown in fig. 1, 2 and 3, the second reinforcing member 4 includes a second connecting column 5 and a second rib 6 connected to the second connecting column 5, and the end of the second connecting column 5 is fixed to the base 1. The outer contour of the second rib 6 is an arc block to adapt to the shape of the pattern piece 2, the surface of the arc block is provided with a plurality of limiting pieces, the limiting pieces can be second protruding pieces 12, and the second protruding pieces 12 can be cylindrical or in other shapes, such as triangular prism and quadrangular prism; second spliced pole 5 is equipped with a plurality ofly, 5 intervals of a plurality of second spliced poles are set for the distance setting, second reinforcement 4 sets up along 6 length direction of second muscle piece, it inserts to base member 1 inside to be convenient for the second reinforcement 6 through second spliced pole 5, for the convenience of the block, in some embodiments, base member 1 sets up the locating hole, locating hole and 5 interference fit of second spliced pole, in this embodiment, second spliced pole 5 inserts 1 back of base member, realize the reliable connection of the two through the binder, the binder can be glue or other specific bonding effect's material.

In this embodiment, there are 4 first connecting posts 7 and two second connecting posts 5.

It should be noted that, in other embodiments, the limiting members of the first reinforcing member 3 and the second reinforcing member 4 may also be limiting barbs or other members.

It should be noted that the reinforcing members are provided according to the arrangement positions and shapes of the ribs, and therefore the shape arrangement of the first reinforcing member and the second reinforcing member is not limited to the above.

In the present invention, the "longitudinal direction" means a circumferential direction of the substantially pattern piece, and the "transverse direction" means an axial direction of the substantially pattern piece.

In other embodiments, the first reinforcement member 3 and the second reinforcement member 4 may be reinforcing columns or reinforcing ribs.

A manufacturing method of a tire mold adopts the tire mold.

A manufacturing method of a tire mold specifically comprises the following steps:

processing a basic die;

manufacturing back plaster, drilling a positioning hole at the corresponding arrangement position of the back plaster rib by utilizing a processing machine tool, installing a first reinforcing piece and a second reinforcing piece in the back plaster, and firmly bonding by using glue;

the side of the back plaster with the reinforcement is arranged facing the basic mould 9, as shown in fig. 7, the reinforcement can be matched with the basic mould 9, one end of the reinforcement extends into the rib groove of the basic mould, the back plaster is separated from the basic mould 9 by a set distance to form a pouring cavity 10, and preferably, the radial dimension of the pouring cavity 10 is 6-10 mm;

pouring rubber through the pouring cavity to manufacture a rubber mold;

as shown in fig. 8 and 9, a plaster mold is made by a rubber mold, and an aluminum mold is made by a plaster mold, which is a conventional technical means and is not described herein again.

In the steps, the positioning holes are drilled in the back plaster through the processing machine tool, and the position accuracy of the first reinforcing piece and the second reinforcing piece can be guaranteed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement 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 tire mold rubber type, its characterized in that includes the base member, and the base member sets up the flower pattern piece, the flower pattern piece has the flower muscle, the base member is equipped with the reinforcement, reinforcement one end is located the base member, the other end is located in the flower muscle.

2. The tire mold rubber form of claim 1, wherein the reinforcement comprises a connecting post and a rib connected to the connecting post, the connecting post is fixed to the base, and the rib is disposed in the rib.

3. The tire mold rubber form of claim 2, wherein the bead surface is provided with a plurality of stops.

4. The tire mold rubber type of claim 3, wherein the stop is a stop protrusion.

5. A tire mold rubber form as in claim 1, wherein the strength of the reinforcement material is greater than the strength of the tread material.

6. A tire mold rubber form as in claim 1, wherein the reinforcement material has a modulus of elasticity greater than the modulus of elasticity of the tread pattern material.

7. Tyre mould rubber type according to any one of claims 1 to 6, characterised in that the ribs provided with said reinforcement are of a height greater than 10 mm.

8. A tyre mould rubber type according to any one of claims 1 to 6, characterised in that the pattern pieces are of rubber material and the matrix is of plaster material.

9. A tyre mould rubber type according to any one of claims 1 to 6, characterised in that the said reinforcement is of metal or polyurethane.

10. The tire mold rubber type according to any one of claims 1 to 6, wherein the pattern piece has longitudinal ribs and transverse ribs, and the reinforcing member is provided inside the longitudinal ribs and/or the transverse ribs.