CN223573673U

CN223573673U - A plastic mold with a demolding mechanism

Info

Publication number: CN223573673U
Application number: CN202422896446.9U
Authority: CN
Inventors: 黎小鹤
Original assignee: Dongguan Guanglian Plastic Mold Products Co ltd
Current assignee: Dongguan Guanglian Plastic Mold Products Co ltd
Priority date: 2024-11-27
Filing date: 2024-11-27
Publication date: 2025-11-21
Anticipated expiration: 2034-11-27

Abstract

This utility model belongs to the field of mold making, specifically relating to a plastic mold with a demolding mechanism. It includes a slide rod, a fixed mold base fixedly connected to the outer wall of the slide rod, a movable mold base slidably connected to the outer wall of the slide rod, a template one fixedly connected to the inner wall of the fixed mold base, a template two on the inner wall of the movable mold base, a guide rod fixedly connected to the inner wall of the movable mold base, and a sliding seat slidably connected to the outer wall of the guide rod. This plastic mold with a demolding mechanism moves the movable mold base, causing the inclined rail to move, which in turn moves the cavity component through a series of connecting structures. First, template one and template two separate. Then, under the synergistic action of the limiting rod, guide plate, and other structures, the sliding seat separates from the movable mold base. Finally, the connecting seat moves upward under the guidance of the inclined rail, causing the cavity component to slide, thus demolding the product on the cavity component and completing the unmolding process. The entire demolding process is efficient and convenient, effectively improving production efficiency.

Description

Plastic mould with demoulding mechanism

Technical Field

The utility model relates to the technical field of molds, in particular to a plastic mold with a demolding mechanism.

Background

With the rapid development of modern industry, the demands of various industries for plastic products have exhibited explosive growth. From daily necessities and electronic product shells in daily life to parts in high-end fields such as automobiles, aerospace and the like, the plastic products gradually replace part of traditional materials due to the advantages of light weight, low cost, easy molding, strong designability and the like.

At present, in a traditional plastic mold demolding device, a complicated ejector pin mechanism is often relied on for demolding. The ejector pin mechanism occupies a large space inside the mold, which makes the space available inside the mold part for arranging the cooling water channels extremely limited. Due to the fact that the cooling water channel is insufficient, the cooling efficiency of the mold is low in the injection molding process, and the molding period of the plastic product is prolonged. Moreover, the uneven cooling sometimes occurs, so that the quality problems of deformation, internal stress and the like of the product are easy to occur, and the production efficiency and the product quality are seriously affected.

Disclosure of utility model

The main objective of the present utility model is to provide a plastic mold with a demolding mechanism, which can solve the problems set forth in the background art.

In order to achieve the above purpose, the plastic mold with the demolding mechanism provided by the utility model comprises a slide bar, wherein the outer wall of the slide bar is fixedly connected with a fixed mold seat, the outer wall of the slide bar is in sliding connection with a movable mold seat, the inner wall of the fixed mold seat is fixedly connected with a first template, the inner wall of the movable mold seat is provided with a second template, the inner wall of the movable mold seat is fixedly connected with a guide rod, the outer wall of the guide rod is in sliding connection with a sliding seat, the top of the sliding seat is provided with a connecting seat, the outer wall of the connecting seat is fixedly connected with a connecting rod, the inner wall of the sliding seat is in sliding connection with a cavity piece, the outer wall of the sliding seat is fixedly connected with a guide plate, the outer wall of the fixed mold seat is fixedly connected with a limiting rod, a through groove is formed in the guide plate, the outer wall of the movable mold seat is fixedly connected with a diagonal rail, the outer wall of the connecting seat is provided with a chute, the inner wall of the fixed mold seat is fixedly connected with a matching seat, and the outer wall of the fixed mold seat is fixedly connected with a sprue bush.

Preferably, the guide rods are provided with two groups, the first template is provided with avoidance holes, the avoidance holes are provided with two groups, the guide rods can be inserted into the avoidance holes, and the closing work of the fixed die holder and the movable die holder is conveniently completed.

Preferably, the outer wall sliding connection of spacing stick is on the inner wall of logical groove, the inner wall sliding connection of chute is on the outer wall of inclined rail, and the distance that leads to the groove through spacing stick cooperation can be moved the deflector is spacing, leads to the removal of connecting seat through the inclined rail.

Preferably, the bottom sliding connection of connecting seat is at the top of sliding seat, the outer wall sliding connection of cavity spare is on the inner wall of sliding seat, and the cavity spare can slide from top to bottom on the inner wall of sliding seat.

Preferably, the top of connecting seat is provided with inclined plane one, the bottom of cooperation seat is provided with inclined plane two, and inclined plane one can laminate with inclined plane two.

Preferably, the top of the matching seat is provided with a third inclined plane, the inner wall of the movable die holder is provided with a fourth inclined plane, and the third inclined plane can be attached to the fourth inclined plane.

The utility model provides a plastic mold with a demolding mechanism. The beneficial effects are as follows:

(1) This plastic mould with demoulding mechanism is at the drawing of patterns in-process, the movable mould base removes and drives the inclined rail and remove, and then drive the cavity piece through a series of connection structure and remove, first template and template second separate, then under the synergism of limit rod, deflector isotructure, make sliding seat and movable mould base separate, final connecting seat highly upwards remove under the inclined rail guide, drive the cavity piece and slide, make the product drawing of patterns on the cavity piece, accomplish ejection of compact work, whole drawing of patterns process is high-efficient convenient, can effectively improve production efficiency.

(2) The plastic mold with the demolding mechanism greatly expands the available space inside the part of the device by reducing the use of the ejector pin mechanism, so that more water channels can be distributed inside the part. The fact that more water channels mean that in the plastic product forming process, the cooling efficiency of the die is remarkably improved, the production efficiency is improved, the plastic products can be cooled more uniformly, quality problems such as product deformation and internal stress caused by uneven cooling are reduced, the quality and the dimensional accuracy of the products are effectively improved, and powerful guarantee is provided for production of high-quality plastic products.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a portion of a mating seat and a form according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a portion of a connecting seat and a sliding seat according to the present utility model;

FIG. 4 is a schematic view of a portion of the structure of a guide plate and a cavity member according to the present utility model;

FIG. 5 is a schematic view of a portion of the spacing bar and ramp of the present utility model.

The reference numerals are 1, a slide bar, 2, a fixed die holder, 3, a movable die holder, 4, a first die plate, 5, a second die plate, 6, a guide rod, 7, a sliding seat, 8, a connecting seat, 9, a connecting rod, 10, a cavity piece, 11, a guide plate, 12, a limit rod, 13, a through groove, 14, a diagonal rail, 15, a chute, 16, a matching seat, 17 and a sprue bush.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

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.

Referring to fig. 1-5, the present utility model provides a plastic mold with a demolding mechanism, which comprises a slide bar 1, wherein the outer wall of the slide bar 1 is fixedly connected with a fixed mold seat 2, the outer wall of the slide bar 1 is slidably connected with a movable mold seat 3, the inner wall of the fixed mold seat 2 is fixedly connected with a first template 4, the inner wall of the movable mold seat 3 is provided with a second template 5, the first template 4 and the second template 5 are respectively provided with a cooling water channel and a mold cavity, the cooling water channels are provided with four groups, the first template 4 is also provided with a runner, the inner wall of the movable mold seat 3 is fixedly connected with a guide rod 6, the outer wall of the guide rod 6 is slidably connected with a sliding seat 7, the top of the sliding seat 7 is provided with a connecting seat 8, the outer wall of the connecting seat 8 is fixedly connected with a connecting rod 9, the inner wall of the sliding seat 7 is slidably connected with a cavity member 10, the outer wall of the sliding seat 7 is fixedly connected with a guide plate 11, the outer wall of the fixed mold seat 2 is fixedly connected with a limit rod 12, the guide plate 11 is provided with a through groove 13, the outer wall of the movable mold seat 3 is fixedly connected with a chute 14, the outer wall of the connecting seat 8 is provided with a chute 15, the inner wall of the fixed mold seat 2 is fixedly connected with a runner 16, and the outer wall of the fixed mold seat is fixedly connected with a runner 17 through the runner 17 into the mold cavity.

In the utility model, two groups of guide rods 6 are arranged, the first template 4 is provided with the avoidance holes, the avoidance holes are provided with two groups, and the guide rods 6 can be inserted into the avoidance holes, so that the closing work of the fixed die holder 2 and the movable die holder 3 is conveniently completed.

Further, the outer wall sliding connection of the limiting rod 12 is on the inner wall of the through groove 13, the inner wall sliding connection of the chute 15 is on the outer wall of the inclined rail 14, the distance of the guide plate 11 moving can be limited by matching the limiting rod 12 with the through groove 13, and the movement of the connecting seat 8 is guided by the inclined rail 14.

Further, the bottom of the connecting seat 8 is slidably connected to the top of the sliding seat 7, the outer wall of the cavity member 10 is slidably connected to the inner wall of the sliding seat 7, and the cavity member 10 can slide up and down on the inner wall of the sliding seat 7.

Further, the top of the connecting seat 8 is provided with a first inclined plane, the bottom of the matching seat 16 is provided with a second inclined plane, and the first inclined plane can be attached to the second inclined plane.

Further, the top of the matching seat 16 is provided with a third inclined plane, the inner wall of the movable die holder 3 is provided with a fourth inclined plane, and the third inclined plane can be attached to the fourth inclined plane.

When the die is used, the inclined rail 14 can be driven to move through the movement of the movable die holder 3, the connecting seat 8 can be driven to move along with the movable die holder 3 through the inclined rail 14, meanwhile, the cavity piece 10 is driven to move along with the movable die holder 3 through the cooperation of the connecting rod 9, and the sliding seat 7 is further driven to move synchronously, at the moment, the first die plate 4 and the second die plate 5 finish the separation work, and the cavity piece 10 is arranged on the second die plate 5;

Then, the movable die holder 3 is continuously moved, the limiting rod 12 is moved to one end of the through groove 13, when the movable die holder 3 is moved at this time, the sliding seat 7 is driven to be separated from the movable die holder 3 by matching the guide plate 11 through the immobility of the limiting rod 12, so that the sliding seat slides on the guide rod 6, and the connecting seat 8 is separated from the movable die holder 3 by matching the cavity piece 10 with the connecting rod 9;

when connecting seat 8 and movable mould base 3 separate, through the direction of inclined rail 14, drive the high upward movement of connecting seat 8, cooperation connecting rod 9 drives cavity spare 10 and slides on the inner wall of sliding seat 7, and the bottom of cooperation sliding seat 7 makes the product emergence on the cavity spare 10 drop, and cavity spare 10 has been kept away from template two 5 this moment, and the product that drops directly accomplishes ejection of compact work, and is convenient and convenient.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The plastic mold with the demolding mechanism comprises a slide bar (1), and is characterized in that the outer wall of the slide bar (1) is fixedly connected with a fixed mold seat (2), the outer wall of the slide bar (1) is slidably connected with a movable mold seat (3), the inner wall of the fixed mold seat (2) is fixedly connected with a first template (4), the inner wall of the movable mold seat (3) is provided with a second template (5), the inner wall of the movable mold seat (3) is fixedly connected with a guide rod (6), the outer wall of the guide rod (6) is slidably connected with a sliding seat (7), the top of the sliding seat (7) is provided with a connecting seat (8), the outer wall of the connecting seat (8) is fixedly connected with a connecting rod (9), the inner wall of the sliding seat (7) is slidably connected with a cavity piece (10), the outer wall of the sliding seat (7) is fixedly connected with a guide plate (11), the outer wall of the fixed mold seat (2) is fixedly connected with a limit rod (12), a through groove (13) is formed in the guide plate (11), the outer wall of the movable mold seat (3) is fixedly connected with a connecting inclined rail (8), the outer wall of the sliding seat (8) is fixedly connected with a chute (16), the outer wall of the fixed die seat (2) is fixedly connected with a sprue bush (17).

2. The plastic mold with the demolding mechanism according to claim 1, wherein two groups of guide rods (6) are arranged, and the first template (4) is provided with avoidance holes.

3. The plastic mold with demolding mechanism according to claim 1, wherein the outer wall of the limiting rod (12) is slidably connected to the inner wall of the through groove (13), and the inner wall of the chute (15) is slidably connected to the outer wall of the chute (14).

4. A plastic mold with a demolding mechanism according to claim 1, characterized in that the bottom of the connecting seat (8) is slidably connected to the top of the sliding seat (7), and the outer wall of the cavity member (10) is slidably connected to the inner wall of the sliding seat (7).

5. The plastic mold with the demolding mechanism according to claim 1, wherein the top of the connecting seat (8) is provided with a first inclined surface, and the bottom of the matching seat (16) is provided with a second inclined surface.

6. The plastic mold with the demolding mechanism according to claim 1, wherein the top of the matching seat (16) is provided with a second inclined plane, and the inner wall of the movable mold seat (3) is provided with a fourth inclined plane.