CN218903570U

CN218903570U - Die-casting cell-phone center prevents that line hole from warp and supports oblique top structure

Info

Publication number: CN218903570U
Application number: CN202223467962.7U
Authority: CN
Inventors: 罗申群; 兰城; 李发斌
Original assignee: Dongguan Runmao Precision Injection Molding Co ltd
Current assignee: Dongguan Runmao Precision Injection Molding Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-25
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a die-casting mobile phone middle frame supporting inclined top structure capable of preventing wire passing holes from deforming, which comprises a lower die core, wherein a product die cavity which is concavely arranged is arranged on the upper end surface of the lower die core, a wire passing hole is arranged at the upper end of the product die cavity, an inclined top which is obliquely arranged is arranged in the wire passing hole, an inclined top connecting hook which is hook-shaped is arranged at the lower end of the inclined top, a push rod which is vertically arranged is connected at the lower end of the inclined top connecting hook, and a push rod connecting hook which is correspondingly matched with the inclined top connecting hook is arranged at the upper end of the push rod. According to the utility model, the inclined ejection is carried out when the die is ejected, so that aluminum powder generated by friction between the die-casting middle frame and the die is reduced, and deformation of a middle frame wire passing hole is prevented; therefore, the die-casting die has the advantages of novel design and simple structure, and can effectively reduce the friction between the die and the die-casting middle frame to generate aluminum powder, thereby effectively preventing the deformation of the wire passing hole of the middle frame and improving the die-casting efficiency.

Description

Die-casting cell-phone center prevents that line hole from warp and supports oblique top structure

Technical Field

The utility model relates to the technical field of production of mobile phone middle frames, in particular to a supporting inclined top structure for preventing wire passing holes from deforming in a die-casting mobile phone middle frame.

Background

In the process of die casting of the middle frame of the mobile phone, the wire passing Kong Yuanmo is of a primary fixed structure, aluminum powder is generated by friction between the middle frame of the die casting and the die during ejection of the die under the condition that the die and the middle frame of the die casting are tightly matched, and the wire passing holes of the middle frame of the die casting are stressed to deform during injection molding under the condition of loose matching.

Disclosure of Invention

The utility model aims to provide a die-casting mobile phone middle frame wire passing hole deformation preventing supporting inclined top structure aiming at the defects of the prior art.

In order to achieve the above object, the present utility model is achieved by the following technical scheme.

The utility model provides a die-casting cell-phone center prevents that wire hole warp and supports to one side top structure, including the lower mould benevolence, lower mould benevolence up end is provided with the product die cavity that is the concavity and arranges, and product die cavity upper end is provided with the wire hole, is equipped with the oblique top that is the slope form and arranges in the wire hole, and the tip is provided with the oblique top coupling hook that is the form of colluding down to one side, and the oblique top coupling hook lower extreme is connected with the push rod that is vertical arrangement, and the push rod upper end is provided with the push rod coupling hook that corresponds the matching with the oblique top coupling hook.

The upper ends of four corners of the upper end face of the lower die core are provided with guide limiting blocks which are arranged in a convex shape.

The wire through hole penetrates through the product die cavity to the lower end face of the lower die core.

The push rod is connected with the inclined top to be provided with a limiting block, and the limiting block is sleeved at the upper end part of the push rod.

The beneficial effects of the utility model are as follows: the utility model relates to a die-casting mobile phone middle frame supporting inclined top structure capable of preventing wire passing holes from deforming, which comprises a lower die core, wherein a product die cavity which is concavely arranged is arranged on the upper end surface of the lower die core, a wire passing hole is arranged at the upper end of the product die cavity, an inclined top which is obliquely arranged is arranged in the wire passing hole, an inclined top connecting hook which is hook-shaped is arranged at the lower end of the inclined top, a push rod which is vertically arranged is connected at the lower end of the inclined top connecting hook, and a push rod connecting hook which is correspondingly matched with the inclined top connecting hook is arranged at the upper end of the push rod. According to the utility model, the inclined top which is obliquely arranged is arranged in the wire passing hole, the lower end part of the inclined top is provided with the inclined top connecting hook which is in a hook shape, the lower end of the inclined top connecting hook is connected with the push rod which is vertically arranged, and the inclined top is obliquely ejected when the die is ejected, so that aluminum powder generated by friction between the die casting middle frame and the die is reduced, and the deformation of the wire passing hole of the middle frame is prevented; therefore, the die-casting die has the advantages of novel design and simple structure, and can effectively reduce the friction between the die and the die-casting middle frame to generate aluminum powder, thereby effectively preventing the deformation of the wire passing hole of the middle frame and improving the die-casting efficiency.

Drawings

The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 1 includes:

1-lower die core 11-product die cavity

12-via hole 13-inclined roof

131-oblique top connecting hook 14-push rod

141-push rod connecting hook 15-guiding limited block

16-limited block.

Detailed Description

The utility model will be described with reference to specific embodiments.

As shown in fig. 1, a die-casting mobile phone middle frame prevents that wire hole warp supports to push up structure to one side, including lower mould benevolence 1, lower mould benevolence 1 up end is provided with the product die cavity 11 that is the concavity and arranges, and product die cavity 11 upper end is provided with wire hole 12, is equipped with the oblique top 13 that is the slope form and arranges in the wire hole 12, and the tip is provided with the oblique top connecting hook 131 that is the form of colluding down to one side, and the push rod 14 that is vertical arrangement is connected with to the lower extreme of oblique top connecting hook 131, and push rod 14 upper end is provided with the push rod connecting hook 141 that corresponds the matching with oblique top connecting hook 131.

Further, the upper ends of four corners of the upper end face of the lower die core 1 are provided with guide limiting blocks 15 which are arranged in a convex shape.

Further, the via hole 12 penetrates through the product mold cavity 11 to the lower end surface of the lower mold core 1.

Further, the push rod 14 is connected with the inclined top 13 to be provided with a limiting block 16, and the limiting block 16 is sleeved at the upper end part of the push rod 14.

In the utility model, the inclined top 13 is arranged in the wire passing hole 12, the lower end part of the inclined top 13 is provided with the hook-shaped inclined top connecting hook 131, the lower end of the inclined top connecting hook 131 is connected with the vertically arranged push rod 14, and the inclined top 13 is ejected in an inclined manner when the die is ejected, so that aluminum powder generated by friction between the die casting middle frame and the die is reduced, and the deformation of the wire passing hole of the middle frame is prevented; therefore, the die-casting die has the advantages of novel design and simple structure, and can effectively reduce the friction between the die and the die-casting middle frame to generate aluminum powder, thereby effectively preventing the deformation of the wire passing hole of the middle frame and improving the die-casting efficiency.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. The utility model provides a die-casting cell-phone center prevents that line hole from warp and supports oblique top structure which characterized in that: including lower mould benevolence (1), lower mould benevolence (1) up end is provided with product die cavity (11) that are the concavity and arrange, and product die cavity (11) upper end is provided with wire hole (12), is equipped with in wire hole (12) to incline to push up (13) that form is arranged, and the tip is provided with down to push up (13) and is colluded oblique top connecting hook (131) that form, and oblique top connecting hook (131) lower extreme is connected with push rod (14) that are vertical arrangement, and push rod (14) upper end is provided with push rod connecting hook (141) that correspond the matching with oblique top connecting hook (131).

2. The die-casting cell phone middle frame supporting inclined top structure for preventing wire through holes from being deformed according to claim 1, wherein the die-casting cell phone middle frame supporting inclined top structure is characterized in that: the upper ends of four corners of the upper end face of the lower die core (1) are provided with guide limiting blocks (15) which are arranged in a convex shape.

3. The die-casting cell phone middle frame supporting inclined top structure for preventing wire through holes from being deformed according to claim 1, wherein the die-casting cell phone middle frame supporting inclined top structure is characterized in that: the wire passing hole (12) penetrates through the product die cavity (11) to the lower end face of the lower die core (1).

4. The die-casting cell phone middle frame supporting inclined top structure for preventing wire through holes from being deformed according to claim 1, wherein the die-casting cell phone middle frame supporting inclined top structure is characterized in that: the push rod (14) is connected with the inclined top (13) to be provided with a limiting block (16), and the limiting block (16) is sleeved at the upper end part of the push rod (14).