CN211917470U - Thin-wall part breakage-proof die - Google Patents

Abstract

The utility model belongs to the technical field of forming die, a thin wall spare breakage-proof mould is proposed, including first mould, second mould, insert, the second mould sets up in first mould one side, inserts the setting in first mould, insert and form the shaping space between the second mould. Through the technical scheme, the problem that a thin-wall part in a forming die is easy to damage in the prior art is solved.

Description

Thin-wall part breakage-proof die

Technical Field

The utility model belongs to the technical field of forming die, a thin wall spare breakage-proof mould is related to.

Background

The rubber has good ductility and plasticity, has the property of being processed into various shapes, and is widely applied to protective shells of porcelain and glassware when being formed into rubber bottles. Rubber sleeve generally adopts the fashioned mode processing of mould, because rubber has very strong ductility and plasticity, forming pressure is applyed to rubber to the mould, make it take place tensile deformation, thickness progressively thinns, thereby form the rubber sleeve, but in the actual production process, because rubber bottom is relatively thin, after leading to the mould shaping, in the die sinking process, can the adhesion between rubber sleeve bottom and the mould, the damaged condition will appear in the die sinking process, product quality reduces, the rejection rate is higher, increase cost, low in production efficiency, based on above problem, need for a novel mould that promotes the rubber sleeve quality urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides a thin wall spare breakage-proof mould has solved among the prior art problem that thin wall spare is fragile among the forming die.

The technical scheme of the utility model is realized like this:

a thin wall part breakage prevention mold comprising:

a first mold;

a second mold disposed at one side of the first mold;

the insert is arranged in the first die, and a forming space is formed among the first die, the insert and the second die.

As a further technical solution, the second mold includes:

a second mold base;

and the molding boss is arranged on the second mold base.

As a further technical solution, the first mold is provided with:

the molding boss is pressed into the molding groove;

the first insert groove is located at the bottom of the forming groove.

As a further technical scheme, the insert and the second die are both magnetic pieces.

As a further technical solution, the first mold base is further provided with:

the second insert groove is positioned at the bottom of the first die seat;

a communication hole for communicating the first insert groove and the second insert groove.

As a further technical solution, the insert comprises:

the first insert is arranged in the first insert groove;

the second insert is arranged in the second insert groove, the first insert and the second die are mutually attracted, and the first insert and the second insert are mutually attracted.

As a further technical solution, the first mold is a non-magnetic member.

The utility model discloses a theory of operation and beneficial effect do:

1. the utility model discloses in, in the thin wall spare breakage-proof mould working process, first mould and second mould compound die, carry out contour machining to rubber feedstock, rubber has very high ductility and plasticity, first mould and second mould exert pressure to rubber feedstock, and at the in-process of exerting pressure, heat rubber feedstock, the tensile attenuation of rubber feedstock, form the rubber sleeve, bottom design at first mould has inserts, insert, first mould and second mould have formed the shaping space, insert simultaneously and be detachable in the mould, during the die sinking, the bottom is though thinner, insert and can deviate from along with the rubber sleeve together, avoided drawing because of the force and lead to the damaged condition, the quality of rubber sleeve has been promoted.

2. The utility model discloses in, the second mould divide into second mould seat and shaping boss two parts, and in the forming process, second mould and first mould compound die, second mould seat provide the impetus for lifting die, can install jacking equipment on second mould seat, and the shaping boss is the shaping position, provides pressure, stretches and heats rubber materials, makes rubber materials take place deformation, and then forms the rubber sleeve.

3. The utility model discloses in, first mould divide into shaping recess and first insert groove, in the forming process, insert and install at first insert inslot, insert with the terminal surface in first insert groove on a horizontal plane, the bottom of shaping recess will guarantee to level like this, the shaping recess has just also formed complete groove, rubber materials is in the shaping recess, the shaping recess exerts pressure and heats rubber materials in the forming process, shaping boss and shaping recess interact accomplish rubber materials's forming process.

4. The utility model discloses in, insert and the second mould is the magnetic part, and even the shaping is accomplished the back, insert and the rubber sleeve is not even not adhesion, because insert and the second mould is the magnetic part, inter attraction, the die sinking in-process is inserted again, all can rise along with the second mould and move out together, is the protection bottom the rubber sleeve more.

5. The utility model discloses in, it has the second insert groove still to design on the first die holder, and the intercommunicating pore is together with first insert groove and second insert groove, and the accessible intercommunicating pore of inserting realizes inter attraction, and inter attraction has promoted the stability of inserting, makes the forming process more stable.

6. The utility model discloses in, insert and divide into first insert and the second is inserted, first insert at first insert inslot, the second is inserted at the second insert inslot, first insert and the second inter attraction that inserts, the first stability of inserting has been promoted, first insert and second mould inter attraction, realize more thorough protection effect to the rubber sleeve bottom, after the shaping, before the die sinking, at first take off the second and insert, first insert this moment lose the attraction that the second was inserted, during the die sinking, the second mould just can take out first insert easily, realize the protection effect.

7. The utility model discloses in, first mould is the non-magnetic part, shaping and die sinking in-process, and second mould, first insert, the second insert and do not have the appeal between the first mould, no matter compound die or die sinking, all very smooth and easy, in addition the second insert before the die sinking when taking off, its appeal only comes from first inserting, takes off also easy relatively, has promoted maneuverability.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is an axial view of the overall structure of the present invention;

FIG. 2 is a front view of the overall structure of the present invention;

FIG. 3 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is an exploded view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

in the figure: 1-a first die, 11-a forming groove, 12-a first insert groove, 13-a second insert groove, 14-a communication hole, 2-a second die, 21-a second die seat, 22-a forming boss, 3-an insert, 31-a first insert, 32-a second insert and 4-a rubber sleeve.

Detailed Description

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

As shown in fig. 1-5, a thin-wall part breakage-proof mold comprises:

a first mold 1;

the second die 2, the second die 2 is set up in one side of the first die 1;

the insert 3 is arranged in the first die 1, and a forming space is formed among the first die 1, the insert 3 and the second die 2.

In this embodiment, in the thin-wall part breakage-proof mold working process, first mold 1 and second mold 2 compound die, carry out forming process to rubber raw materials, rubber has very high ductility and plasticity, first mold 1 and second mold 2 exert pressure to rubber raw materials, and in the in-process of exerting pressure, heat rubber raw materials, the tensile attenuation of rubber raw materials, form rubber sleeve 4, there is insert 3 in the bottom design of first mold 1, insert 3, first mold 1 and second mold 2 have formed the shaping space, insert 3 is detachable in the mould simultaneously, during the die sinking, although the bottom is thinner, insert 3 can deviate from along with rubber sleeve 4 together, avoided drawing the condition that leads to the damage because of the force, the quality of rubber sleeve 4 has been promoted.

Further, the second mold 2 includes:

a second die holder 21;

and the molding boss 22, wherein the molding boss 22 is arranged on the second die base 21.

In this embodiment, the second mold 2 is divided into a second mold base 21 and a molding boss 22, during the molding process, the second mold 2 and the first mold 1 are assembled, the second mold base 21 provides an acting point for the lifting mold, the lifting device can be installed on the second mold base 21, the molding boss 22 provides pressure for the molding part, and the rubber raw material is stretched and heated, so that the rubber raw material is deformed, and the rubber sleeve 4 is formed.

Further, the first mold 1 is provided with:

the molding groove 11, the molding boss 22 is pressed into the molding groove 11;

the first insert groove 12, the first insert groove 12 is located at the bottom of the forming groove 11.

In this embodiment, the first mold 1 is divided into a molding groove 11 and a first insert groove 12, in the molding process, the insert 3 is installed in the first insert groove 12, the insert 3 and the end surface of the first insert groove 12 are on the same horizontal plane, so the bottom of the molding groove 11 is guaranteed to be flat, the molding groove 11 also forms a complete groove, the rubber raw material is in the molding groove 11, the molding groove 11 applies pressure and heats the rubber raw material in the molding process, the molding boss 22 interacts with the molding groove 11, and the molding process of the rubber raw material is completed.

Further, the insert 3 and the second die 2 are both magnetic members.

In this embodiment, the insert 3 and the second mold 2 are both magnetic members, and even if the insert 3 and the rubber sleeve 4 are not adhered after the molding is completed, the insert 3 and the second mold 2 are both magnetic members and attract each other, and the insert 3 can ascend and move out along with the second mold 2 in the mold opening process, thereby protecting the bottom of the rubber sleeve 4.

Further, still be provided with on 1 seat of first mould:

a second insert groove 13, wherein the second insert groove 13 is positioned at the bottom of the first die 1 seat;

and a communication hole 14, the communication hole 14 for communicating the first insert groove 12 and the second insert groove 13.

In this embodiment, the first die holder is further provided with a second insert groove 13, the communicating hole 14 is connected with the first insert groove 12 and the second insert groove 13, and the inserts 3 can be attracted to each other through the communicating hole 14, so that the stability of the inserts 3 is improved by attraction, and the forming process is more stable.

Further, the insert 3 includes:

a first insert 31, the first insert 31 being disposed in the first insert pocket 12;

and a second insert 32, the second insert 32 being disposed in the second insert pocket 13, the first insert 31 and the second die 2 being attracted to each other, the first insert 31 and the second insert 32 being attracted to each other.

In this embodiment, the insert 3 is divided into a first insert 31 and a second insert 32, the first insert 31 is in the first insert groove 12, the second insert 32 is in the second insert groove 13, and the first insert 31 and the second insert 32 attract each other, so that the stability of the first insert 31 is improved, the first insert 31 and the second mold 2 attract each other, so that a more thorough protection effect on the bottom of the rubber sleeve 4 is realized, after molding and before mold opening, the second insert 32 is firstly taken down, at this time, the first insert 31 loses the attraction of the second insert 32, and when mold opening is performed, the second mold 2 can easily take the first insert 31 out, so that the protection effect is realized.

Further, the first mold 1 is a non-magnetic member.

In the embodiment, the first mold 1 is a non-magnetic member, and there is no attraction between the second mold 2, the first insert 31, the second insert 32 and the first mold 1 during the molding and mold opening process, so that the mold closing and mold opening are smooth, and when the second insert 32 is taken down before the mold opening, the attraction is only from the first insert 31, and the taking down is relatively easy, so that the operability is improved.

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 (7)

1. A thin wall member breakage prevention mold, comprising:

a first mold (1);

a second mold (2), wherein the second mold (2) is arranged on one side of the first mold (1);

the insert (3), the insert (3) is arranged in the first die (1), and a forming space is formed among the first die (1), the insert (3) and the second die (2).

2. A thin-walled part breakage-proof mould according to claim 1, characterized in that the second mould (2) comprises:

a second die holder (21);

a molding boss (22), the molding boss (22) being disposed on the second mold base (21).

3. A thin-walled part breakage-proof mould according to claim 2, characterized in that the first mould (1) is provided with:

the molding groove (11), the molding boss (22) is pressed into the molding groove (11);

a first insert groove (12), the first insert groove (12) being located at the bottom of the forming groove (11).

4. A thin wall part breakage prevention die as claimed in claim 3 wherein the insert (3) and the second die (2) are both magnetic parts.

5. A thin-walled part breakage-proof mould according to claim 3, characterized in that the first mould (1) seat is further provided with:

a second insert groove (13), the second insert groove (13) being located at the bottom of the first die (1) seat;

a communication hole (14), the communication hole (14) for communicating the first insert groove (12) and the second insert groove (13).

6. Thin-walled part breakage-proof die according to claim 5, characterized in that the insert (3) comprises:

a first insert (31), said first insert (31) being disposed in said first insert pocket (12);

a second insert (32), the second insert (32) being disposed in the second insert pocket (13), the first insert (31) and the second die (2) being mutually attracted, the first insert (31) and the second insert (32) being mutually attracted.

7. A thin walled part breakage preventing mould according to claim 1, characterized in that the first mould (1) is a non-magnetic part.

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