CN215144593U

CN215144593U - External demoulding structure of die casting die

Info

Publication number: CN215144593U
Application number: CN202122683692.2U
Authority: CN
Inventors: 骆增乾
Original assignee: Ningbo Shengwei Mould Manufacturing Co ltd
Current assignee: Ningbo Shengwei Mould Manufacturing Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2021-12-14
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses an external demoulding structure of a die-casting die, which comprises a movable die frame, wherein a movable die core is arranged in the movable die frame; the first slide block, insert the side of the driven die frame into the die cavity in the moving core; the second sliding block is arranged on one side of the first sliding block, and the moving direction of the second sliding block is vertical to that of the first sliding block; and the movable insert is arranged on the first slide block and is opposite to the second slide block, and the second slide block and the first slide block clamp the movable insert. The utility model discloses simple structure has solved the unable fashioned problem of mould with the local structure of product under the unable demolding's of current mould the condition.

Description

External demoulding structure of die casting die

Technical Field

The utility model relates to a mould field specifically is a die casting die's outer demoulding structure of machine.

Background

The existing die-casting die is various in types and different in structure, for some products, local structures cannot be formed by the die-casting die due to the fact that the die cannot be removed after die opening, and the local structures can only be guaranteed by post-machining after the die removal, so that machining cost of the products is increased. If a product which cannot be demoulded and cannot be machined in a continuous machining mode is encountered, the design of the product can be changed only, so that the performance of the product is influenced, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a die casting die's outer demoulding structure of machine, simple structure has solved the unable fashioned problem of mould of using of product local structure under the unable demolding's of current mould the condition.

In order to achieve the above object, the utility model provides a following technical scheme: an external demoulding structure of die casting die, includes:

the movable mold comprises a movable mold frame, wherein a movable mold core is arranged in the movable mold frame;

the first slide block, insert the side of the driven die frame into the die cavity in the moving core;

the second sliding block is arranged on one side of the first sliding block, and the moving direction of the second sliding block is vertical to that of the first sliding block;

and the movable insert is arranged on the first slide block and is opposite to the second slide block, and the second slide block and the first slide block clamp the movable insert.

Preferably, one end of the movable insert is an embedding part for embedding into a corresponding mounting groove on the first slide block, and the other end of the movable insert is a positioning part which is inserted into a corresponding positioning groove on the second slide block.

Preferably, the movable insert comprises a first movable insert and a second movable insert, and the second slide block is provided with a first forming top block and a second forming top block which correspond to the first movable insert and the second movable insert.

Preferably, the shapes of the embedding parts on the first movable insert and the second movable insert are different, and the shapes of the positioning parts on the first movable insert and the second movable insert are different.

Preferably, the surface of the embedding part at one end of the movable insert is an arc surface or a conical surface.

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

simple structure adopts the activity to insert, can press from both sides tightly through two current sliders of mould, and the activity is inserted and is demoulded with the product together after the product shaping is accomplished, outside the machine with the activity insert with the product separation can, solved the unable fashioned problem of mould of product local structure under the unable circumstances of demould of current mould, guaranteed the performance of product, reduce the machining cost.

Drawings

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

fig. 2 is a partial exploded structure view of the present invention.

Reference numerals:

1. the movable mould comprises a movable mould frame, 2, a movable mould core, 3, a movable insert, 31, a second movable insert, 32, a first movable insert, 33, an embedding part, 34, a positioning part, 5, a first sliding block, 6, a second sliding block, 61, a second forming top block, 62 and a first forming top block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-2, the utility model provides a for the unable fashioned problem of mould of product local structure under the unable circumstances of demolding of solution current mould, the utility model provides a following technical scheme: an external demoulding structure of die casting die, includes:

the mould comprises a movable mould frame 1, wherein a movable mould core 2 is arranged in the movable mould frame 1, and the movable mould core 2 and a fixed mould core form a mould cavity together for forming a product.

In this embodiment, the first slide block 5 is further included, the side portion of the driven mold frame 1 is inserted into a mold cavity in the movable mold core 2, the first slide block 5 may be a structure in which a core back insert and an external slide block are combined together, and the core back insert inserted into the mold cavity is generally used for a middle hollow portion of a molded product.

In this embodiment, a second slide block 6 is further included, the second slide block 6 is disposed on one side of the first slide block 5, the moving direction of the second slide block 6 is perpendicular to the moving direction of the first slide block 5, the part of the second slide block 6 located in the mold cavity also serves as a molded product, in this embodiment, in order to mold a partially hollowed structure between the first slide block 5 and the second slide block 6, a movable insert 3 is disposed, the movable insert 3 is placed on the first slide block 5 at a position facing the second slide block 6, the movable insert 3 is clamped by the second slide block 6 and the first slide block 5, when the movable insert 3 is clamped by the second slide block 6 and the first slide block 5, the movable insert 3 is not moved, at this time, mold closing is completed, and die-casting molding can be performed, after die-casting molding of a product, the second slide block 6 is withdrawn first, the first slide block 5 is withdrawn again, the product can be taken out, and when taken out, the movable insert 3 is separated from the second slide block 6 and the first slide block 5, so that it is also taken out along with the product.

After the product is taken out of the machine, the movable insert 3 can be knocked out of the product by a tool, so that the movable insert 3 can be repeatedly used, and the movable insert 3 can be repaired and replaced.

In this embodiment, as shown in fig. 2, in order to enable the movable insert 3 to be placed and clamped quickly and accurately, one end of the movable insert 3 is an insertion portion 33 for being inserted into a corresponding placement groove on the first slide block 5, the insertion portion 33 enables the movable insert 3 to be placed on the first slide block 5 for a short time, the other end of the movable insert 3 is a positioning portion 34, the positioning portion 34 is inserted into a corresponding positioning groove on the second slide block 6, and when the positioning portion 34 is inserted into a corresponding positioning groove on the second slide block 6, the movable insert 3 can be firmly clamped, and can bear high temperature and high pressure in the die casting process without loose offset.

In this embodiment, the movable insert 3 includes a first movable insert 32 and a second movable insert 31, the second slider 6 is provided with a first forming top block 62 and a second forming top block 61 corresponding to the first movable insert 32 and the second movable insert 31, and the first movable insert 32 and the second movable insert 31 can be clamped by the second slider 6 at the same time.

In order to prevent errors in the installation of the first movable insert 32 and the second movable insert 31, the shapes of the embedding parts 33 on the first movable insert 32 and the second movable insert 31 are different, and the shapes of the positioning parts 34 on the first movable insert 32 and the second movable insert 31 are different, so that the embedding parts 33 can only correspond to the corresponding mounting grooves one by one, and the misplacement situation cannot occur.

Meanwhile, in order to enable the movable insert 3 to be rapidly separated from the mounting groove on the first sliding block 5, the surface of the embedding part 33 at one end of the movable insert 3 is an arc surface or a conical surface, the arc surface and the conical surface are easier to demould relative to other structures, and the embedding part 33 does not participate in the forming of a product, so that a technician can design the movable insert according to needs, and the movable insert 3 can be rapidly separated from the mounting groove and cannot be blocked.

The utility model provides a simple structure adopts the activity to insert, can press from both sides tightly through two current sliders of mould, and the activity is inserted and is demoulded with the product together after the product shaping is accomplished, and insert the activity outside the machine with the product separation can, solved the unable fashioned problem of mould of product local structure under the unable circumstances of demould of current mould, guaranteed the performance of product, reduce the machining cost.

It should be noted that all directional indicators (such as up, down, left, right, front, and back) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless expressly specified otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Claims

1. The utility model provides an outer demoulding structure of die casting die, its characterized in that includes:

the mould comprises a movable mould frame (1), wherein a movable mould core (2) is arranged in the movable mould frame (1);

the first sliding block (5) is inserted into a die cavity in the movable die core (2) from the side part of the movable die frame (1);

the second sliding block (6) is arranged on one side of the first sliding block (5), and the moving direction of the second sliding block is vertical to that of the first sliding block (5);

the movable insert (3) is arranged on the first slide block (5) and is opposite to the second slide block (6), and the movable insert (3) is clamped by the second slide block (6) and the first slide block (5).

2. The off-machine demolding structure of a die-casting mold as claimed in claim 1, wherein: one end of the movable insert (3) is an embedding part (33) which is embedded into a corresponding mounting groove on the first sliding block (5), the other end of the movable insert (3) is a positioning part (34), and the positioning part (34) is inserted into a corresponding positioning groove on the second sliding block (6).

3. The off-machine demolding structure of a die-casting mold as claimed in claim 2, wherein: the movable insert (3) comprises a first movable insert (32) and a second movable insert (31), and the second sliding block (6) is provided with a first forming ejector block (62) and a second forming ejector block (61) which correspond to the first movable insert (32) and the second movable insert (31).

4. The off-machine demolding structure of a die-casting mold as claimed in claim 3, wherein: the shapes of the embedding parts (33) on the first movable insert (32) and the second movable insert (31) are different, and the shapes of the positioning parts (34) on the first movable insert (32) and the second movable insert (31) are different.

5. The off-machine demolding structure of a die-casting mold as claimed in claim 2, wherein: the surface of the embedding part (33) at one end of the movable insert (3) is a circular arc surface or a conical surface.