Three-plate type silica gel ear cap automatic mold opening and closing machine table

By designing a three-plate automatic mold opening and closing machine for silicone ear caps, and using a cylinder to drive the ejector pins and limit plates to achieve automatic mold opening and closing, the problem of low efficiency in traditional manual mold opening and closing is solved, production efficiency is improved and mechanical wear is reduced.

CN224103301UActive Publication Date: 2026-04-10东莞星海丰电子有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-04
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

Traditional manual mold opening and closing methods are inefficient and cannot meet the needs of large-scale production of silicone ear caps.

Method used

Design a three-plate automatic mold opening and closing machine for silicone ear caps. It adopts a drive mechanism, a mold closing mechanism, an ejection mechanism and a limit mechanism. Automatic mold opening and closing is achieved by driving the ejector pin and the limit plate with a cylinder, reducing ineffective movement and improving production efficiency.

Benefits of technology

It has enabled automated production, shortened the production cycle, improved production efficiency, and reduced mechanical wear and energy consumption.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224103301U_ABST
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Abstract

The utility model discloses a three-plate type silica gel ear cap automatic mold opening and closing machine table which comprises a working table, driving mechanisms are arranged at the top end of the working table, a mold closing mechanism is arranged between the two driving mechanisms, an ejection mechanism is arranged at the bottom end of the mold closing mechanism, and each driving mechanism comprises a bottom plate. Four first ejector pins are symmetrically arranged at the top end of the bottom plate, two second ejector pins are further arranged at the top end of the bottom plate, each second ejector pin is arranged between the two first ejector pins, two limiting plates are symmetrically arranged on the two sides of the top end of the bottom plate, a limiting block is arranged in the middle of the top end of the bottom plate, and two limiting mechanisms are symmetrically arranged on each limiting plate. The automatic mold opening and closing device has the advantages of automatic mold opening and closing and high production efficiency, and solves the problems of low efficiency of manual mold opening and closing and low production efficiency during production of the current silica gel ear caps.
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Description

TECHNICAL FIELD

[0001] The utility model relates to silica gel ear cap production technical field, concretely to a three board formula silica gel ear cap automatic mold opening and closing machine platform. BACKGROUND

[0002] With the continuous development of science and technology, earphone market presents the trend of rapid growth, especially the in-ear earphone is widely favored by consumers because of its small and portable, good sound quality and other characteristics. The in-ear earphone usually needs to be equipped with silica gel ear cap to improve the comfort and sound quality effect of wearing, which makes the market demand of silica gel ear cap increase day by day. In order to meet the demand of large-scale production, efficient and automatic production equipment is needed.

[0003] With the improvement of industrial automation level, the automation degree of the mold is also required more and more. The traditional manual mold opening and closing mode not only has low efficiency, but also has low precision, which cannot meet the production demand of large scale and high quality. UTILITARIAN CONTENT

[0004] The utility model aims at providing a three board formula silica gel ear cap automatic mold opening and closing machine platform, has the advantages of automatic mold opening and closing, and high production efficiency, solves the problem of low efficiency of manual mold opening and closing during the production of current silica gel ear cap.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a three board formula silica gel ear cap automatic mold opening and closing machine platform, including workbench, the workbench top is provided with driving mechanism, two driving mechanisms are provided with mold closing mechanism between, the mold closing mechanism bottom is provided with ejection mechanism, the driving mechanism includes bottom plate, the bottom plate top is provided with four first thimble, and the bottom plate top is provided with two second thimbles, each second thimble is arranged between two first thimbles, the bottom plate top two sides are provided with two limit plates, and the top middle part is provided with a limit block, two limit mechanisms are symmetrically arranged on each limit plate.

[0006] Preferably, the mold closing mechanism includes a bottom mold, a middle mold is arranged above the bottom mold, and a top mold is arranged above the middle mold, and handles are arranged at both ends of the bottom mold, the middle mold and the top mold.

[0007] Preferably, the bottom mold top is provided with a positioning block, the middle mold bottom is provided with a first mold groove, and the top mold bottom is provided with a second mold groove.

[0008] Preferably, the ejection mechanism includes a base plate, the base plate is arranged below the bottom plate, and a first telescopic cylinder is arranged at the top of the base plate, and two third thimbles are symmetrically arranged at the top of the first telescopic cylinder and extend out of the upper end surface of the bottom plate.

[0009] Preferably, the limiting mechanism is provided with four, and each limiting mechanism comprises a second telescopic cylinder, the output end of the second telescopic cylinder is away from the die mechanism, and the output end of the second telescopic cylinder is provided with a short plate, two short columns are arranged on the side of the short plate close to the second telescopic cylinder, and the two short columns are connected with a fixed plate at the end away from the short plate.

[0010] Preferably, the two short columns are arranged on the upper and lower sides of the second telescopic cylinder respectively, and the fixed plate is provided with a limiting groove on the side close to the die mechanism.

[0011] Compared with the prior art, the die mechanism has the beneficial effects as follows:

[0012] 1、The first ejector pin, the second ejector pin, the bottom die, the middle die, the top die, the first die groove, the second die groove and the third ejector pin are arranged, the positioning block on the bottom die is embedded in the middle die to position the middle die, then the top die is covered on the middle die, the bottom die is fixed through the limiting mechanism, when the die is opened, the top die is ejected through the second ejector pin, the middle die and the bottom die are respectively ejected through the third ejector pin and the first ejector pin, automatic die opening is completed, the production cycle is greatly shortened, and the production efficiency is improved.

[0013] 2、The second telescopic cylinder, the short plate, the short column, the fixed plate and the limiting groove are arranged, the fixed plate on the end of the short column is fixed to the bottom die through the second telescopic cylinder arranged in a turnover mode, the telescopic direction and the acting angle of the telescopic cylinder are changed after being arranged in a turnover mode, the movement path of the component driven by the motor is shorter, the invalid movement in the die opening and closing process is reduced, and therefore the die opening and closing speed is accelerated. This not only improves the production efficiency, but also reduces mechanical wear and energy loss caused by long distance movement. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view structural schematic diagram of the utility model;

[0015] Figure 2 It is an elevation exploded view of the utility model;

[0016] Figure 3 It is a bottom view exploded view of the utility model;

[0017] Figure 4 It is a front view structural schematic diagram of the utility model Figure 2 Limiting mechanism.

[0018] The reference signs and names in the drawing are as follows:

[0019] 1, workbench; 2, driving mechanism; 21, bottom plate; 22, first ejector pin; 23, second ejector pin; 24, limiting plate; 25, limiting block; 3, mold closing mechanism; 31, bottom mold; 32, middle mold; 33, top mold; 34, handle; 35, positioning block; 36, first mold groove; 37, second mold groove; 4, ejection mechanism; 41, base plate; 42, first telescopic cylinder; 43, third ejector pin; 5, limiting mechanism; 51, second telescopic cylinder; 52, short plate; 53, short column; 54, fixed plate; 55, limiting groove. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] In the description of the embodiments of the utility model, it should be understood that the directions or position relations indicated by the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are the directions or position relations shown in the drawings, and are only for the convenience of describing the embodiments of the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular direction, be constructed and operated in a particular direction, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the utility model, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0022] In the embodiments of the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1 to 4The utility model provides an embodiment: a kind of three-plate type silica gel ear cap automatic mold opening and closing machine platform, including workbench 1, workbench 1 top end is provided with driving mechanism 2, two driving mechanism 2 are provided with mould closing mechanism 3 between, the bottom end of mould closing mechanism 3 is provided with ejection mechanism 4, driving mechanism 2 includes bottom plate 21, four first thimbles 22 are symmetrically set up in bottom plate 21 top end, in specific implementation, all thimbles are driven by cylinder, and two second thimbles 23 are also set up in bottom plate 21 top end, each second thimble 23 is placed between two first thimbles 22, two limit plates 24 are symmetrically set up in the top end both sides of bottom plate 21, limit block 25 is set in top end middle part, two limit mechanisms 5 are symmetrically set up on each limit plate 24, mould closing mechanism 3 includes bottom die 31, bottom die 31 top is provided with middle die 32, middle die 32 top is provided with top die 33, bottom die 31, middle die 32 and top die 33 both ends are provided with handle 34, bottom die 31 top end is provided with positioning block 35, middle die 32 bottom end is provided with first die groove 36, top die 33 bottom end is provided with second die groove 37, ejection mechanism 4 includes base plate 41, base plate 41 is placed below bottom plate 21, and first telescopic cylinder 42 is set up in the top end of base plate 41, two third thimbles 43 are symmetrically set up in the top end of first telescopic cylinder 42 and extend out the upper end surface of bottom plate 21, limit mechanism 5 is provided with four, and each limit mechanism 5 includes second telescopic cylinder 51, the output end of second telescopic cylinder 51 is set up away from mould closing mechanism 3, and the output end of second telescopic cylinder 51 is provided with short plate 52, two short columns 53 are set up on the side of short plate 52 towards second telescopic cylinder 51, the end of two short columns 53 away from short plate 52 is connected with fixed plate 54, two short columns 53 are placed on the upper and lower sides of second telescopic cylinder 51 respectively, the bottom end of the side of fixed plate 54 towards mould closing mechanism 3 is provided with limit slot 55 for embedding mould closing mechanism 3.

[0024] It is obvious to those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A three-plate type automatic mold opening and closing machine table for silica gel ear caps, comprising a workbench (1), characterized in that: The workbench (1) top end is provided with driving mechanism (2), two driving mechanism (2) between the setting of mold closing mechanism (3), the mold closing mechanism (3) bottom end is provided with ejection mechanism (4), the driving mechanism (2) includes bottom plate (21), the bottom plate (21) top end is provided with four first thimble (22) symmetrically, and the bottom plate (21) top end is provided with two second thimble (23), each second thimble (23) is placed between two first thimble (22), the bottom plate (21) top end both sides are provided with two limit plate (24), and the top end middle part is provided with limit block (25), each limit plate (24) is provided with two limit mechanism (5) symmetrically.

2. The three-plate type automatic mold opening and closing machine table for silica gel ear caps according to claim 1, characterized in that: The mold closing mechanism (3) includes bottom die (31), the bottom die (31) is provided with middle die (32) above, the middle die (32) is provided with top die (33) above, and the bottom die (31), middle die (32) and top die (33) both ends are provided with handle (34).

3. The three-plate automatic mold opening and closing machine table of claim 2, wherein: The bottom die (31) top end is provided with positioning block (35), the middle die (32) bottom end is provided with first die groove (36), and the top die (33) bottom end is provided with second die groove (37).

4. The three-plate automatic mold opening and closing machine table of claim 1, wherein: The ejection mechanism (4) includes base plate (41), the base plate (41) is placed below the bottom plate (21), and the base plate (41) top end is provided with first telescopic cylinder (42), the first telescopic cylinder (42) top end is provided with two third thimble (43) extending out of the upper end surface of the bottom plate (21) symmetrically.

5. The three-plate automatic mold opening and closing machine table of claim 1, wherein: The limit mechanism (5) is provided with four, and each limit mechanism (5) includes second telescopic cylinder (51), the output end of second telescopic cylinder (51) is away from the setting of mold closing mechanism (3), and the output end of second telescopic cylinder (51) is provided with short plate (52), the side of short plate (52) towards second telescopic cylinder (51) is provided with two short column (53), and the two short column (53) far from the one end of short plate (52) is commonly connected with fixed plate (54).

6. The three-plate type automatic mold opening and closing machine table for silica gel ear caps according to claim 5, characterized in that: Two short column (53) is placed on the upper and lower sides of second telescopic cylinder (51) respectively, and the bottom end of the side of fixed plate (54) towards mold closing mechanism (3) is provided with limit slot (55) for embedding mold closing mechanism (3).