CN219276545U

CN219276545U - Forming die convenient to drawing of patterns

Info

Publication number: CN219276545U
Application number: CN202223054232.4U
Authority: CN
Inventors: 唐明峰; 陈莲花; 唐明通
Original assignee: Dongguan Ruikai Mould Co ltd
Current assignee: Dongguan Ruikai Mould Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-06-30
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a forming die convenient for demolding, and relates to the technical field of die demolding. The utility model comprises a lower die body and an upper die body, wherein a hollow cavity is formed in the lower die body, a group of fixed rods are fixedly arranged in the hollow cavity, a sliding cylinder and a sliding plate are slidably arranged on the fixed rods, a first spring is arranged at the bottom of the sliding plate, an extruding rod is fixedly arranged at the top of the sliding plate, a top plate is fixedly arranged on the extruding rod, an extruding block is fixedly arranged at the top end of the sliding cylinder, a groove opening is formed in the bottom of a die cavity of the lower die body, the groove opening is matched with the top plate in size, the top plate is positioned in the groove opening and moves, the sliding cylinder slides on the fixed rods, a second spring is sleeved on the peripheral side surface of the fixed rods, and the second spring is propped against the bottom of the sliding cylinder. The utility model can automatically eject the formed part, which is beneficial to demoulding.

Description

Forming die convenient to drawing of patterns

Technical Field

The utility model belongs to the technical field of mold demolding, and particularly relates to a molding mold convenient for demolding.

Background

At present, the injection mold is usually required to be manually taken out after molding, but some existing molding molds are still insufficient when in use: the molded part comprises an irregular shape, the molded part is difficult to take out when manually taken out, and the molded part is easy to damage due to forced buckling from the upper part, so that the reject ratio is increased, and therefore, the molding die convenient for demolding is provided to solve the problems.

Disclosure of Invention

The utility model aims to provide a forming die convenient for demolding, which solves the problems that the prior forming dies have the following defects when in use: the molded part comprises an irregular shape, the molded part is difficult to take out when manually taken out, and the molded part is easy to damage due to forced buckling from the upper part, so that the problem of increasing the reject ratio is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a forming die convenient for demolding, which comprises a lower die body and an upper die body, wherein a hollow cavity is formed in the lower die body, a group of fixing rods are fixedly arranged in the hollow cavity, a sliding cylinder and a sliding plate are slidably arranged on the fixing rods, a first spring is arranged at the bottom of the sliding plate, an extrusion rod is fixedly arranged at the top of the sliding plate, a top plate is fixedly arranged on the extrusion rod, an extrusion block is fixedly arranged at the top end of the sliding cylinder, a groove opening is formed in the bottom of a die cavity of the lower die body, the extrusion block is extruded downwards by the upper die body, the extrusion block drives the sliding plate to move downwards through the sliding cylinder, the top plate is driven to enter the groove opening through the extrusion rod, then machining can be started, the groove opening is matched with the top plate in a groove opening, the sliding cylinder is located in a movable mode, the sliding cylinder is located on the fixing rods, a second spring is sleeved on the peripheral side face of the fixing rods, the second spring is abutted against the bottom of the sliding cylinder, the bottom of the upper die body is located on the lower die body, the upper die body is in surface contact with the extrusion block, and the upper surface is provided with the groove opening and the extrusion block is movably located in the groove opening.

The utility model has the following beneficial effects:

according to the utility model, the first spring, the second spring, the sliding cylinder and the top plate are arranged, after the forming, the upper die body is pushed and reset, the extrusion block is separated from the extrusion of the upper die body, meanwhile, the first spring and the second spring which are in extrusion states are reset, so that the sliding plate is jacked upwards, the sliding plate drives the top plate to be jacked upwards through the extrusion rod, the formed part is jacked upwards, the demoulding is facilitated, and the first spring and the second spring can automatically jack the formed part by utilizing the powerful spring, so that the formed part is facilitated to be taken out, and the problem that the formed part is damaged easily and the reject ratio is increased due to forced buckling from the upper side is avoided.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall schematic diagram of a molding die for facilitating demolding in accordance with the present utility model;

FIG. 2 is a schematic side view of a mold for facilitating demolding in accordance with the present utility model;

FIG. 3 is a schematic view in section A-A of FIG. 2;

FIG. 4 is an enlarged partial view of portion A of FIG. 3;

fig. 5 is a partial enlarged view of a portion B of fig. 3.

In the drawings, the list of components represented by the various numbers is as follows:

1. a lower die body; 2. an upper die body; 3. a hollow cavity; 4. a first spring; 5. a sliding plate; 6. an extrusion rod; 7. a top plate; 8. a groove opening; 9. a fixed rod; 10. a sliding cylinder; 11. extruding a block; 12. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, the utility model discloses a forming die convenient for demolding, which comprises a lower die body 1 and an upper die body 2, wherein a hollow cavity 3 is formed in the lower die body 1, a group of fixing rods 9 are fixedly arranged in the hollow cavity 3, a sliding cylinder 10 and a sliding plate 5 are slidably arranged on the fixing rods 9, a first spring 4 is arranged at the bottom of the sliding plate 5, an extrusion rod 6 is fixedly arranged at the top of the sliding plate 5, a top plate 7 is fixedly arranged on the extrusion rod 6, an extrusion block 11 is fixedly arranged at the top end of the sliding cylinder 10, a groove opening 8 is formed in the bottom of a die cavity of the lower die body 1, the extrusion block 11 is extruded downwards by the upper die body 2, meanwhile, the extrusion block 11 drives the sliding plate 5 to move downwards through the sliding cylinder 11, the sliding plate 5 drives the top plate 7 to enter the groove opening 8 through the extrusion rod 6, and then machining can be started.

The size of the groove opening 8 is matched with that of the top plate 7, the top plate 7 is located in the groove opening 8 and moves, the sliding cylinder 10 is located on the fixed rod 9 and slides, the side face of the circumference of the fixed rod 9 is sleeved with the second spring 12, the second spring 12 abuts against the bottom of the sliding cylinder 10, the upper die body 2 is located on the lower die body 1 and is slidably mounted, the bottom of the upper die body 2 is in surface contact with the extrusion block 11, the upper surface of the lower die body 1 is provided with a groove opening, and the extrusion block 11 is located in the groove opening and moves.

As shown in fig. 1 to 5, the present embodiment is a method for using a molding die that facilitates demolding: when the die is used, the upper die body 2 is pushed to the die cavity on the lower die body 1, the upper die body 2 extrudes the extrusion block 11 downwards, meanwhile, the extrusion block 11 drives the sliding plate 5 to move downwards through the sliding cylinder 10, the sliding plate 5 drives the top plate 7 to enter the groove opening 8 through the extrusion rod 6, then injection molding can be added through the feeding hole on the upper die body 2, after the die is formed, the upper die body 2 is pushed to reset, the extrusion block 11 is separated from the extrusion of the upper die body 2, meanwhile, the first spring 4 and the second spring 12 in extrusion states reset, the sliding plate 5 is jacked upwards, and the sliding plate 5 drives the top plate 7 to jack upwards through the extrusion rod 6, so that a formed part is ejected, and the die stripping is facilitated.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a forming die convenient to drawing of patterns, includes die body (1), last die body (2), its characterized in that: the utility model discloses a die for a plastic cement casting machine, including lower die body (1), lower die body (1) is interior has offered cavity (3), fixed mounting has a set of dead lever (9) in cavity (3), slidable mounting has a slip section of thick bamboo (10) and sliding plate (5) on dead lever (9), first spring (4) are installed to sliding plate (5) bottom, sliding plate (5) top fixed mounting has extrusion pole (6), and fixed mounting has roof (7) on extrusion pole (6), die cavity bottom of slip section of thick bamboo (10) top fixed mounting has extrusion piece (11), recess mouth (8) have been seted up to lower die body (1).

2. A mould according to claim 1, characterized in that the recess (8) is adapted to the dimensions of the top plate (7), the top plate (7) being movable in the recess (8).

3. The molding die convenient for demolding according to claim 1, wherein the sliding cylinder (10) is located on the fixed rod (9) to slide, a second spring (12) is sleeved on the peripheral side surface of the fixed rod (9), and the second spring (12) is abutted against the bottom of the sliding cylinder (10).

4. A mould according to claim 1, wherein the upper mould body (2) is slidably mounted on the lower mould body (1), and the bottom of the upper mould body (2) is in contact with the surface of the extrusion block (11).

5. A mould according to claim 1, wherein the upper surface of the lower mould body (1) is provided with a notch, and the extrusion block (11) is located in the notch for movement.