CN218227632U

CN218227632U - Injection molding mould is used in processing of button product

Info

Publication number: CN218227632U
Application number: CN202220965309.4U
Authority: CN
Inventors: 谢卫民
Original assignee: Hunan Minxin New Material Ltd By Share Ltd
Current assignee: Hunan Minxin New Material Ltd By Share Ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2023-01-06
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses an injection moulding mould is used in processing of button product, including last mould component and lower mould component, it includes the cope match-plate pattern to go up the mould component, lower mould component includes the lower bolster, the last mold core has set firmly in the cope match-plate pattern, be equipped with the die cavity on the lower surface of going up the mold core, the lower mold core has set firmly in the lower bolster, be equipped with down the die cavity on the upper surface of lower mold core, still be equipped with first drawing of patterns subassembly in the lower bolster, first drawing of patterns subassembly includes spliced pole and support arm, the lower extreme and the spliced pole of support arm are connected, extend in the upper end of support arm to the lower mold core, and the upper end tip of support arm is equipped with the rake that the slope set up, the rake is located in the whole die cavity. The utility model discloses an injection moulding mould is used in processing of button product is through setting up first drawing of patterns system, and the rake can form barb screens button product when the drawing of patterns, is convenient for press the separation of healthy product and last mold core, later from lower mold core department diagonal position demolding again can.

Description

Injection molding mold for key product processing

Technical Field

The utility model belongs to the mould field especially relates to a mould is used in button processing.

Background

The button is widely applied to many electronic products and electronic equipment, and the contact surface of button and human body sets to the frosting that has certain roughness, is favorable to improving the sense of touch of button.

For the key products, the sandblasted surface with a certain roughness (such as the roughness ra3.2 or more) is needed to be achieved, and sandblasting treatment is performed after the key processing is finished, but the sandblasting treatment has high cost and the product appearance is not uniform. When the forming die is used for preparing the key product, the key product with certain roughness can be directly obtained by carrying out line drying treatment on the die cavity surface corresponding to the die. However, after the pattern drying treatment is performed on the cavity surface of the mold, the key product is adhered to the upper cavity surface and cannot be normally released, so that the product releasing process is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome not enough and the defect mentioned in the above background art, provide a button is injection moulding mould for product processing convenient to the drawing of patterns. In order to solve the technical problem, the utility model provides a technical scheme does:

an injection molding die for processing key products comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper template, the lower die assembly comprises a lower template, an upper die core is fixedly arranged in the upper template, an upper die cavity is arranged on the lower surface of the upper die core, the inner surface of the upper die cavity is subjected to pattern drying treatment, a lower die core is fixedly arranged in the lower template, a lower die cavity is arranged on the upper surface of the lower die core, and the overall die cavity formed by combining the upper die cavity and the lower die cavity is matched with the appearance of the key products; still be equipped with in the lower bolster and be used for the button product is followed go up the first drawing of patterns subassembly of mold core drawing of patterns, first drawing of patterns subassembly includes spliced pole and support arm, the lower extreme and the spliced pole of support arm are connected, the upper end of support arm to extend in the lower mold core, just the upper end tip of support arm is equipped with the slope setting, is used for blocking the rake of button product, the rake is located in the whole die cavity.

In the injection molding mold, preferably, two first demolding assemblies are arranged on one key product in a matched manner, and the inclined parts in the two first demolding assemblies have opposite inclination directions. Adopt two inclinations to guarantee that the incline direction is opposite, be favorable to following two directions card letter button product, so that better with last mould core drawing of patterns. The inclination directions can be opposite to each other, and the same inclination angles can be adopted, such as inclination angles of 45 degrees and-45 degrees.

In the injection molding mold, preferably, the lower template is further provided with a second demolding assembly for demolding the key product from the upper mold core, the second demolding assembly comprises a round rod, the upper end of the round rod extends into the integral mold cavity, and the upper end of the round rod keeps a structure with a large upper part and a small lower part. Through setting up above-mentioned round bar, also can cooperate the rake to block the button product, the better last mold core drawing of patterns of the button product of being convenient for.

In the injection molding mold, preferably, one of the key products is provided with two of the second demolding assemblies in a matching manner, and the round rods in the two second demolding assemblies are respectively located on two sides of the overall mold cavity in the length direction. Two round rods are arranged to better match the inclined part to clamp the key product.

Among the above-mentioned injection moulding mould, preferred, go up the mould subassembly and still include an upper fixing plate, an upper fixing plate center is provided with the injecting glue mouth, the injecting glue mouth passes through the holding ring and is fixed with an upper fixing plate, injecting glue mouth lower extreme is connected with the runner system. The runner system is in direct communication with the integral mold cavity.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses an injection moulding mould is used in processing of button product is through setting up first drawing of patterns system, and the rake can form barb screens button product when the drawing of patterns, is convenient for press the separation of healthy product and last mold core, later from lower mold core department diagonal position demolding again can.

2. The utility model provides a forming die has simple structure, and the runner system arranges rationally, advantages such as convenient to use.

3. The utility model discloses in utilize forming die to process and obtain the button product, processing cycle is short, processing cost low grade advantage to through the internal surface of the last die cavity to last mould core through shining the line processing, can directly obtain the button product that has certain roughness, avoid adopting the sandblast to handle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a key product in an embodiment.

Fig. 2 is a schematic structural diagram of another angle of the key product in the embodiment.

Fig. 3 is a schematic structural view of a forming die in the embodiment.

Fig. 4 is a top view of fig. 3.

Fig. 5 isbase:Sub>A cross-sectional view taken along planebase:Sub>A-base:Sub>A of fig. 4.

Fig. 6 is a schematic structural view of the upper mold core and the upper mold core in the embodiment.

Fig. 7 is an exploded view of fig. 6.

Fig. 8 is a schematic structural view of fig. 6 without the upper mold core.

Fig. 9 is a schematic structural view of a first stripper assembly and a second stripper assembly in an example embodiment.

FIG. 10 is a schematic view of an embodiment of a support arm.

Illustration of the drawings:

1. mounting a template; 2. a lower template; 3. an upper mold core; 4. a lower mold core; 5. a key product; 51. a bayonet; 52. a circular hole; 6. connecting columns; 7. a support arm; 8. an inclined portion; 9. a round bar; 10. an upper die fixing plate; 11. a glue injection port; 12. a positioning ring; 13. a flow channel system.

Detailed Description

To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the following specific embodiments.

Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention.

Example (b):

as shown in fig. 1-10, the injection molding mold for processing a key product 5 of this embodiment includes an upper mold assembly and a lower mold assembly, the upper mold assembly includes an upper mold plate 1, the lower mold assembly includes a lower mold plate 2, an upper mold core 3 is fixedly arranged in the upper mold plate 1, an upper mold cavity is arranged on the lower surface of the upper mold core 3, the inner surface of the upper mold cavity is subjected to pattern drying treatment, a lower mold core 4 is fixedly arranged in the lower mold plate 2, a lower mold cavity is arranged on the upper surface of the lower mold core 4, and the overall mold cavity formed by combining the upper mold cavity and the lower mold cavity is matched with the shape of the key product 5; still be equipped with the first drawing of patterns subassembly that is used for button product 5 to follow the drawing of patterns of last mold core 3 in the lower bolster 2, first drawing of patterns subassembly includes spliced pole 6 and support arm 7, and the lower extreme and the spliced pole 6 of support arm 7 are connected, extend in the lower mold core 4 of the upper end of support arm 7, and the upper end tip of support arm 7 is equipped with slope setting, is used for blocking the slope 8 (slope 45 degrees in this embodiment) of button product 5, and slope 8 is located whole die cavity.

In this embodiment, two first demolding assemblies are provided for one key product 5, and the inclined portions 8 in the two first demolding assemblies have opposite inclination directions.

In this embodiment, the lower template 2 is further provided with a second demolding assembly for demolding the key product 5 from the upper mold core 3, the second demolding assembly comprises a round rod 9, the upper end of the round rod 9 extends into the whole mold cavity, and the upper end of the round rod 9 is kept in a structure with a large upper part and a small lower part.

In this embodiment, one key product 5 is provided with two second demolding assemblies in a matching manner, and the round rods 9 in the two second demolding assemblies are respectively located at two sides of the overall mold cavity in the length direction.

In this embodiment, go up the mould subassembly and still include upper fixing plate 10, and upper fixing plate 10 center is provided with injecting glue mouth 11, and injecting glue mouth 11 is fixed with upper fixing plate 10 through holding

ring

12, and 11 lower extremes of injecting glue mouth are connected with runner system 13.

As shown in fig. 1 and fig. 2, in the present embodiment, a bayonet 51 and a circular hole 52 are provided in the key product 5, and correspond to the inclined portion 8 and the round rod 9, respectively, so as to clamp the key product 5 by the first demolding assembly and the second demolding assembly, so as to demold the key product from the upper mold core 3.

Other lower die assemblies and other structures of the upper die assembly in the embodiment can be conventional products in the prior art.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An injection molding die for processing key products comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die plate (1), the lower die assembly comprises a lower die plate (2), and the injection molding die is characterized in that an upper die core (3) is fixedly arranged in the upper die plate (1), an upper die cavity is arranged on the lower surface of the upper die core (3), the inner surface of the upper die cavity is subjected to line drying treatment, a lower die core (4) is fixedly arranged in the lower die plate (2), a lower die cavity is arranged on the upper surface of the lower die core (4), and the overall die cavity formed by combining the upper die cavity and the lower die cavity is matched with the appearance of a key product (5); still be equipped with in lower bolster (2) and be used for button product (5) are followed go up the first drawing of patterns subassembly of mold core (3) drawing of patterns, first drawing of patterns subassembly includes spliced pole (6) and support arm (7), the lower extreme and the spliced pole (6) of support arm (7) are connected, the upper end of support arm (7) to extend in lower mold core (4), just the upper end tip of support arm (7) is equipped with slope setting, is used for blocking slope portion (8) of button product (5), slope portion (8) are located in the whole die cavity.

2. Injection mould according to claim 1, characterised in that one key product (5) is provided with two first stripper units, and that the inclined parts (8) in the two first stripper units are inclined in opposite directions.

3. The injection molding die of claim 1, wherein a second demolding component for demolding the key product (5) from the upper die core (3) is further arranged in the lower die plate (2), the second demolding component comprises a round rod (9), the upper end of the round rod (9) extends into the integral die cavity, and the upper end of the round rod (9) is in a structure with a large top and a small bottom.

4. An injection-molding die according to claim 3, wherein one key product (5) is provided with two second demolding assemblies, and the round rods (9) of the two second demolding assemblies are respectively located at two sides of the overall die cavity in the length direction.

5. The injection molding mold according to any one of claims 1 to 4, wherein the upper mold assembly further comprises an upper mold fixing plate (10), a glue injection port (11) is arranged in the center of the upper mold fixing plate (10), the glue injection port (11) is fixed to the upper mold fixing plate (10) through a positioning ring (12), and a runner system (13) is connected to the lower end of the glue injection port (11).