CN221339369U

CN221339369U - Core strip butt-clamping type die

Info

Publication number: CN221339369U
Application number: CN202323349630.3U
Authority: CN
Inventors: 何洲瑚
Original assignee: Kunshan Giant Shuo Electronics Co ltd
Current assignee: Kunshan Giant Shuo Electronics Co ltd
Priority date: 2023-12-08
Filing date: 2023-12-08
Publication date: 2024-07-16
Anticipated expiration: 2033-12-08

Abstract

The utility model discloses a core strip butt-clamping type die, which belongs to the technical field of dies and comprises: the upper die, the lower die and the core strip are arranged below the upper die; the lower die is arranged below the upper die, a boss is arranged above the lower die, and a second molding part matched with the first molding part is arranged above the boss; the core strip is arranged between an upper die and a lower die, and comprises: the first core strip and the second core strip are clamped and arranged on two sides of the second forming part, forming grooves are formed in the first core strip and the second core strip, and the shapes of the forming grooves are matched with the boss, the first forming part and the second forming part. The utility model has the advantages of simple structure, convenient operation, improved demolding efficiency, reduced damage to products during demolding, and improved product quality and production efficiency.

Description

Core strip butt-clamping type die

Technical Field

The utility model relates to the technical field of dies, in particular to a core strip butt-clamping die.

Background

The injection mold is an important technological device for producing various industrial products, and with the rapid development of the plastic mold design industry and the popularization and application of plastic products in aviation, aerospace, electronics, machinery, ships, automobiles and other industrial departments, the requirements of the products on the mold are higher and higher, and the traditional plastic mold design method cannot adapt to the requirements of product updating and quality improvement.

In the injection molding production of the silica gel base, because most of the silica gel base is a special-shaped piece, the traditional upper and lower overlapped dies are inconvenient for demoulding after the silica gel base is molded, the silica gel base is easy to damage, the production quality is affected, and the production efficiency is low.

Disclosure of utility model

The utility model aims at: provides a core strip opposite clamping type mold which solves the problems that the injection molding mold of a silica gel seat is inconvenient to demould and the production quality and the efficiency are affected.

The technical scheme is as follows: the utility model provides a core strip butt-clamping type die, which comprises: the upper die, the lower die and the core strip are arranged below the upper die; the lower die is arranged below the upper die, a boss is arranged above the lower die, and a second molding part matched with the first molding part is arranged above the boss; the core strip is arranged between an upper die and a lower die, and comprises: the first core strip and the second core strip are clamped and arranged on two sides of the second forming part, forming grooves are formed in the first core strip and the second core strip, and the shapes of the forming grooves are matched with the boss, the first forming part and the second forming part.

Further, in the core strip opposite-clamping type die, the height of the core strip is the same as the height of the combined first forming part and second forming part.

Further, in the core strip opposite-clamping type die, a plurality of first forming portions and a plurality of second forming portions are arranged. Forming a plurality of molding cavities of the silica gel base, which can be used for one-step injection molding to mold a plurality of molding cavities, thereby improving the production efficiency.

Further, according to the core strip butt-clamping type die, three circular protrusions are arranged on the first forming portion, three cylindrical protrusions are arranged on the second forming portion, and the diameters of the circular protrusions are consistent with those of the cylindrical protrusions. The round protrusion is matched with the round column to form three round holes in the middle of the silica gel seat product.

Further, according to the core strip opposite clamping type die, the first chamfer opening is formed in the outer side of the lower portion of the upper die.

Further, according to the core strip butt-clamping type die, the second chamfer opening matched with the first chamfer opening is formed in the outer side of the upper portion of the lower die. And the demolding work of the upper die and the lower die after injection molding is finished is facilitated.

Further, according to the core strip opposite clamping type die, the positioning portions are arranged on two sides of the second forming portion above the lower die, and the positioning grooves matched with the positioning portions are formed in the first core strip and the second core strip. The locating part cooperates with the constant head tank, makes things convenient for quick location installation of core strip, improves product quality and production efficiency.

The technical scheme can be seen that the utility model has the following beneficial effects: the core strip opposite-clamping type die is simple in structure and convenient to operate, an injection cavity of a product is formed by arranging opposite-clamping type core strips, the core strips can be firstly demoulded from the directions of two sides, and then the upper die and the lower die are demoulded, so that the demoulding efficiency is improved, the die is stable in structure and rapid in combination, the product quality is improved, a plurality of forming parts can be designed in the die, and the production efficiency is improved.

Drawings

FIG. 1 is a top view of a core strip butt-clamping mold according to the present utility model;

FIG. 2 is a schematic diagram of an exploded view of a core strip butt-clamping mold according to the present utility model;

Fig. 3 is a schematic diagram showing the combination of the core strip and the clamp die according to the utility model.

In the figure: the upper die 1, the lower die 2, the core bar 3, the first molding part 11, the first chamfer 12, the boss 21, the second molding part 22, the second chamfer 23, the positioning part 24, the first core bar 31, the second core bar 32, the molding groove 33, and the positioning groove 34.

Detailed Description

Example 1

A core bar butt clamp die as shown in fig. 1-2, comprising: the upper die 1, the lower die 2 and the core strip 3, wherein a first forming part 11 is arranged below the upper die 1; the lower die 2 is arranged below the upper die 1, a boss 21 is arranged above the lower die 2, and a second forming part 22 matched with the first forming part 11 is arranged above the boss 21; the core bar 3 is arranged between the upper die 1 and the lower die 2, and comprises: the first core strip 31 and the second core strip 32, the first core strip 31 and the second core strip 32 are clamped and arranged on two sides of the second forming part 22, forming grooves 33 are formed in the first core strip 31 and the second core strip 32, and the shapes of the forming grooves 33 are matched with the boss 21, the first forming part 11 and the second forming part 22.

In this embodiment, a first chamfer 12 is provided on the outer side of the lower part of the upper die 1, and a second chamfer 23 matched with the first chamfer 12 is provided on the outer side of the upper part of the lower die 2. The core strip 3 is conveniently demolded from the two side directions, so that the upper die and the lower die are conveniently demolded, and the demolding efficiency is improved.

Example 2

On the basis of embodiment 1, in this embodiment, a core-bar butt-clamp mold as shown in fig. 3, the height of the core bar 3 is the same as the height after the first molding portion 11 and the second molding portion 22 are combined.

In this embodiment, the molding groove 33 is divided into two layers, the upper layer portion is matched with the first molding portion 11, the inner side wall has an annular protrusion, a side wall structure of the product is formed, and the lower layer portion is matched with the boss 21.

In this embodiment, the bottom of the second forming portion 22 has a plurality of protrusions, which are matched with the forming grooves 33 to form a hole-breaking groove at the bottom of the product.

In this embodiment, three circular protrusions are provided on the first molding portion 11, and three cylindrical protrusions are provided on the second molding portion 22, where the diameters of the circular protrusions are consistent with those of the cylindrical protrusions. The round protrusion is matched with the round column to form three round holes in the middle of the silica gel seat product.

In this embodiment, the first molding part 11 and the second molding part 22 are provided in several numbers. Forming a plurality of molding cavities of the silica gel base, which can be used for one-step injection molding to mold a plurality of molding cavities, thereby improving the production efficiency.

In this embodiment, positioning portions 24 are disposed on two sides of the second molding portion 22 above the lower mold 2, and positioning grooves 34 matching with the positioning portions 24 are disposed on the first core strip 31 and the second core strip 32. The positioning part 24 is matched with the positioning groove 34, so that the core strip 3 can be positioned and installed conveniently and rapidly, and the product quality and the production efficiency are improved.

It should be noted that the above description is only a technical solution of the utility model, and is not limiting. While the utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents substituted for elements thereof without departing from the scope of the utility model, which is to be encompassed by the appended claims.

Claims

1. The utility model provides a core strip butt clamp formula mould which characterized in that: comprising the following steps:

an upper die (1), wherein a first forming part (11) is arranged below the upper die (1);

the lower die (2) is arranged below the upper die (1), a boss (21) is arranged above the lower die (2), and a second molding part (22) matched with the first molding part (11) is arranged above the boss (21);

Core strip (3), core strip (3) set up between cope match-die (1) and drag (2), include: first core strip (31), second core strip (32), first core strip (31) and second core strip (32) centre gripping set up in second shaping portion (22) both sides, be equipped with shaping groove (33) on first core strip (31) and second core strip (32), shaping groove (33) shape and boss (21), first shaping portion (11) and second shaping portion (22) phase-match.

2. The core bar butt-clamping die set forth in claim 1, wherein: the height of the core strip (3) is the same as the height of the combined first molding part (11) and second molding part (22).

3. The core bar butt-clamping die set forth in claim 1, wherein: the first molding part (11) and the second molding part (22) are provided with a plurality of molding parts.

4. The core bar butt-clamping die set forth in claim 1, wherein: three circular bulges are arranged on the first forming part (11), three cylindrical bulges are arranged on the second forming part (22), and the diameters of the circular bulges are consistent with those of the cylindrical bulges.

5. The core bar butt-clamping die set forth in claim 1, wherein: the outer side of the lower part of the upper die (1) is provided with a first chamfer opening (12).

6. The core bar butt-clamping die set forth in claim 1, wherein: the outer side above the lower die (2) is provided with a second chamfer opening (23) matched with the first chamfer opening (12).

7. The core bar butt-clamping die set forth in claim 1, wherein: and positioning parts (24) are arranged on two sides of the second molding part (22) above the lower die (2).

8. The core bar butt-clamping die set forth in claim 1, wherein: and positioning grooves (34) matched with the positioning parts (24) are formed in the first core strip (31) and the second core strip (32).