CN217434871U - Optical lens piece makes with a mould multicavity injection mold - Google Patents

Abstract

The utility model relates to a mold processing technology field specifically relates to an optical lens piece is made with a mould multicavity injection mold, including cover half, first cavity, cover half mould benevolence, movable mould, second cavity and movable mould benevolence, be equipped with cover half mould benevolence on the cover half, be equipped with movable mould benevolence on the movable mould, its characterized in that: the fixed die is provided with a first cavity for mounting a fixed die core, the movable die is provided with a second cavity for mounting a movable die core, and the fixed die core and the movable die core are both of split structures; the fixed die core is also provided with a third cavity which is arranged in a hexagon shape; this application can be according to the required production quantity of switching the product by oneself to when producing the product of equidimension not, only need change corresponding mould benevolence can, greatly reduced manufacturing cost realized the multi-purpose effect of a mould multicavity simultaneously.

Description

Optical lens piece makes with a mould multicavity injection mold

Technical Field

The utility model relates to a mold processing technical field specifically is a multi-chamber injection mold is used in optical lens piece manufacturing.

Background

The injection mold is a tool for producing plastic products, is also a tool for endowing the plastic products with complete structures and accurate sizes, is also called injection molding, and is a molding method combining injection and molding, and the injection molding method has the advantages of high production speed and efficiency, automation of operation, multiple varieties of colors, simple and complex shapes, small sizes, accurate sizes of the products, easy replacement of the products, capability of forming the products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like; although the multi-cavity injection mold can achieve the effect of processing a plurality of workpieces at one time, the traditional injection molds are integrally formed and are produced by a comparison product, the injection effect of the mold is single, when products with the same product but different sizes are subjected to injection production, the corresponding mold needs to be separately manufactured, and the production cost is greatly increased;

therefore, the mold for injection molding of the product can be completed only by replacing the corresponding mold core according to products with different sizes.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a single-mold multi-cavity injection mold for manufacturing an optical lens.

For solving the prior art problem, the utility model discloses a technical scheme be:

the utility model provides an optical lens makes with a mould multicavity injection mold, includes cover half, first cavity, cover half mould benevolence, movable mould, second cavity and movable mould benevolence, be equipped with cover half mould benevolence on the cover half, be equipped with movable mould benevolence on the movable mould, its characterized in that: the fixed die is provided with a first cavity for mounting a fixed die core, the movable die is provided with a second cavity for mounting a movable die core, and the fixed die core and the movable die core are of split structures; the fixed die core is also provided with a third cavity which is arranged in a hexagon shape.

Preferably, the fixed die further comprises a first module and a second module; the first module is vertically arranged in the middle of the third cavity, and the end part of the first module is flush with the surface of the fixed die core; the second module has a plurality ofly, and a plurality of second modules are concatenation formula demountable installation between third cavity and first module.

Preferably, the first die block comprises a cavity and a first runner; the first module is a cylindrical upright post; the concave cavity is arranged in the middle of the top of the first module; the first runner runs through radially outwards from the centre of a circle of cavity and sets up in the top of first module, and eight have been seted up along the axial equidistance of first module to first runner surrounding.

Preferably, the second mold block comprises a first mold cavity and a second runner; the second module is arranged in a trapezoid shape, the first die cavity is provided with the upper surface of the second module, and the first die cavity is positioned in the middle of the second module; the second pouring gate is arranged from the circle center of the first die cavity in the radial direction towards the first die block direction and is positioned on one side, close to the first die block, of the short side direction of the second die block; the first pouring channel and the second pouring channel are coaxially arranged.

Preferably, the movable mold core further comprises a plurality of second mold cavities, and the plurality of second mold cavities are arranged in one-to-one correspondence with the first mold cavities arranged on the second mold block.

Preferably, the movable mould core also comprises a third pouring channel which is axially penetrated and opened in the middle of the movable mould core.

Compared with the prior art, the beneficial effect of this application is:

1. this application has realized how to carry out fixed mounting's work to cover half mould benevolence and movable mould benevolence respectively through the cooperation of first cavity and second cavity.

2. This application has realized how to carry out the work of transmitting to a plurality of second module insides respectively to the product raw materials of following the outside access through the cooperation of cavity and first watering to accomplish simultaneously moulding plastics to a plurality of second modules.

3. This application has realized how to carry out the work of moulding plastics towards the product die cavity behind second module and the compound die of movable mould benevolence towards the product die cavity after the outside product raw materials that melts through the third is watered.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a side view of the present application;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an exploded perspective view of the stationary mold and stationary mold insert of the present application;

FIG. 5 is a schematic perspective view of a stationary mold core portion of the present application;

FIG. 6 is an exploded perspective view of the movable mold and the movable mold core insert of the present application.

The reference numbers in the figures are:

1-fixing a mould; 1 a-a first cavity; 1 b-fixing the die core; 1b 1-third cavity; 1 c-a first module; 1c 1-cavity; 1c 2-first runner; 1 d-a second module; 1d1 — first mold cavity; 1d 2-second runner;

2-moving a mould; 2 a-a second cavity; 2 b-moving the die core; 2 c-a second mold cavity; 2 d-third runner.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1 to 6, the present application provides:

a multi-cavity injection mold for manufacturing optical lenses comprises a fixed mold 1, a first cavity 1a, a fixed mold insert 1b, a movable mold 2, a second cavity 2a and a movable mold insert 2b, wherein the fixed mold insert 1b is arranged on the fixed mold 1, the movable mold 2 is provided with a movable mold insert 2b, the fixed mold 1 is provided with the first cavity 1a for installing the fixed mold insert 1b, the movable mold 2 is provided with the second cavity 2a for installing the movable mold insert 2b, and the fixed mold insert 1b and the movable mold insert 2b are both of split structures; the fixed mold core 1b is further provided with a third cavity 1b1, and the third cavity 1b1 is hexagonal.

Based on the above embodiment, when a product needs to be injection molded in a working state, firstly, a fixed mold core 1b and a movable mold core 2b of the product to be produced are respectively and fixedly installed inside a first cavity 1a and a second cavity 2 a; and after the installation is finished, the fixed die 1 and the movable die 2 are driven to be matched, after the matching is finished, product raw materials are injected into a cavity formed by splicing the fixed die core 1b and the movable die core 2b, the die is opened after the product is molded and cooled, and the product is taken out.

Further, as shown in fig. 4:

the fixed die 1 also comprises a first module 1c and a second module 1 d; the first module 1c is vertically arranged in the middle of the third cavity 1b1, and the end part of the first module 1c is flush with the surface of the fixed die core 1 b; the second module 1d has a plurality of, and a plurality of second modules 1d are the concatenation formula and can install between third cavity 1b1 and first module 1c detachably.

Based on the above embodiment, the first module 1c is configured to transmit the melted raw material toward the second module 1d until the raw material is completely filled in the second module 1 d; the second module 1d is composed of eight parts, and can simultaneously perform injection molding of eight products, when a larger product is encountered, the inside of the third cavity 1b1 can be equally divided into four parts to produce the product, so as to meet the requirement of the larger product, when the second module 1d is composed of four parts, wherein four first runners 2c1, which are arranged on the first module 1c, are arranged at the upper part, the lower part, the left part, the lower part, the right part and the lower part, are enclosed and blocked due to the splicing of the four second modules 1d, so that the raw material of the melted product only flows out along the runner ports of the four first runners 1c2, which are arranged at the top of the first module 1c, and thus the injection molding in the first cavity 1d1, which is arranged on the second module 1d composed of four parts, is completed.

Further, as shown in fig. 5:

the first module 1c comprises a cavity 1c1 and a first runner 1c 2; the first module 1c is a cylindrical column; the cavity 1c1 is arranged at the middle position of the top of the first module 1 c; the first pouring gate 1c2 penetrates the top of the first die block 1c from the center of the cavity 1c1 to the outside in the radial direction, and eight first pouring gates 1c2 are arranged around the first die block 1c in the axial direction at equal intervals.

Based on the above embodiment, in the operating state, when the product is injection molded, the melted product raw material firstly enters the cavity 1c1 under guidance, and respectively flows towards the eight first runners 1c2 after filling the cavity 1c1, until the melted product raw material flows into the product cavity formed by the splicing of the fixed mold core 1b and the movable mold core 2b along the first runner 1c2, and stops after the product cavity is filled.

Further, as shown in fig. 5:

the second mold block 1d comprises a first mold cavity 1d1 and a second runner 1d 2; the second die block 1d is in a trapezoid shape, the first die cavity 1d1 is provided with the upper surface of the second die block 1d, and the first die cavity 1d1 is positioned in the middle of the second die block 1 d; the second pouring channel 1d2 is opened from the center of the first die cavity 1d1 in the radial direction towards the first die block 1c, and the second pouring channel 1d2 is positioned at one side of the short side direction of the second die block 1d close to the first die block 1 c; the first gate 1c2 and the second gate 1d2 are coaxially arranged.

According to the above embodiment, the first cavity 1d1 is the lower cavity of the product, and when the melted product enters the cavity 1c1, the product material flows into the first cavity 1d1 through the runners of the first runner 1c2 and the second runner 1d2 in sequence until the first cavity 1d1 is filled.

Further, as shown in fig. 6:

the movable mold core 2b further comprises a plurality of second mold cavities 2c, the second mold cavities 2c are arranged on the lower surface of the movable mold core 2b, and the plurality of second mold cavities 2c are arranged in one-to-one correspondence with the first mold cavities 1d1 arranged on the second mold block 1 d.

Based on the above embodiment, the second cavity 2c is an upper cavity of the product, when the movable mold core 2b and the fixed mold core 1b are driven by an external force to close the mold, the second cavity 2c covers the first cavity 1d1, so that the product cavity is formed by combining, and then the melted product raw material flows into the product cavity formed by the first cavity 1d1 and the second cavity 2c along the runners of the first runner 1c2 and the second runner 1d2 and fills the product cavity.

Further, as shown in fig. 6:

the movable mould core 2b also comprises a third pouring channel 2d which is axially penetrated and opened in the middle of the movable mould core 2 b.

Based on the above embodiment, the third runner 2d is a main runner port for receiving the melted product raw material from the outside, and sequentially transmitting the product raw material to the cavity 1c1, the second runner 1d2 and the first mold cavity 1d1, and finally filling the product cavity formed by the first mold cavity 1d1 and the second mold cavity 2c, thereby completing the injection molding of the product.

This application can be according to the required production quantity of switching the product by oneself to when producing the product of equidimension not, only need change corresponding mould benevolence can, greatly reduced manufacturing cost realized the multi-purpose effect of a mould multicavity simultaneously.

The above embodiments only represent one or several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (6)

1. The utility model provides an optical lens makes with a mould multicavity injection mold, includes cover half (1), first cavity (1a), cover half mould benevolence (1b), movable mould (2), second cavity (2a) and movable mould benevolence (2b), be equipped with cover half mould benevolence (1b) on cover half (1), be equipped with movable mould benevolence (2b) on movable mould (2), its characterized in that: the fixed die (1) is provided with a first cavity (1a) for mounting a fixed die core (1b), the movable die (2) is provided with a second cavity (2a) for mounting a movable die core (2b), and the fixed die core (1b) and the movable die core (2b) are both of split structures; the fixed die core (1b) is also provided with a third cavity (1b1), and the third cavity (1b1) is arranged in a hexagon shape.

2. A multi-cavity injection mold for manufacturing an optical lens according to claim 1, wherein the stationary mold (1) further comprises a first mold block (1c) and a second mold block (1 d); the first module (1c) is vertically arranged in the middle of the third cavity (1b1), and the end part of the first module (1c) is flush with the surface of the fixed die core (1 b); the second module (1d) is provided with a plurality of second modules (1d), and the plurality of second modules (1d) are detachably mounted between the third cavity (1b1) and the first module (1c) in a splicing mode.

3. A multi-cavity injection mold for manufacturing an optical lens according to claim 2, wherein the first mold block (1c) comprises a cavity (1c1) and a first runner (1c 2); the first module (1c) is a cylindrical column; the concave cavity (1c1) is arranged in the middle of the top of the first module (1 c); the first pouring gate (1c2) penetrates through the center of the cavity (1c1) from the radial direction to the outside and is arranged at the top of the first module (1c), and eight first pouring gates (1c2) are arranged around the first module (1c) in the axial direction at equal intervals.

4. A multi-cavity injection mold for manufacturing an optical lens according to claim 3, wherein the second mold block (1d) comprises a first mold cavity (1d1) and a second runner (1d 2); the second die block (1d) is arranged in a trapezoid shape, the first die cavity (1d1) is provided with the upper surface of the second die block (1d), and the first die cavity (1d1) is positioned in the middle of the second die block (1 d); the second pouring gate (1d2) is arranged from the center of the first die cavity (1d1) in the radial direction towards the first die block (1c), and the second pouring gate (1d2) is positioned on one side of the short side direction of the second die block (1d) close to the first die block (1 c); the first pouring channel (1c2) and the second pouring channel (1d2) are coaxially arranged.

5. The multi-cavity injection mold for manufacturing optical lenses according to claim 4, wherein the movable mold core (2b) further comprises a plurality of second mold cavities (2c), the second mold cavities (2c) are disposed on the lower surface of the movable mold core (2b), and the plurality of second mold cavities (2c) are disposed in a one-to-one correspondence with the first mold cavities (1d1) disposed on the second mold block (1 d).

6. The multi-cavity injection mold for manufacturing optical lenses according to claim 5, wherein the movable mold core (2b) further comprises a third runner (2d) axially penetrating the middle of the movable mold core (2 b).

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