CN212266524U

CN212266524U - Double-layer keycap injection mold

Info

Publication number: CN212266524U
Application number: CN202020647037.4U
Authority: CN
Inventors: 胡石金; 徐兵
Original assignee: Dongguan Ouxide Precision Mould Co ltd
Current assignee: Dongguan Ouxide Precision Mould Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-01-01
Anticipated expiration: 2030-04-26

Abstract

The utility model relates to a double-layer key cap injection mold, which comprises a bottom die, wherein a plurality of runners and a plurality of key cap cores are distributed on the bottom die at intervals, and a plurality of key cap cores are distributed according to a keyboard system, and comprises a hole-free key cap core and a hole-containing key cap core, the hole-containing key cap core is provided with a mold insert, the runners are connected with a plurality of injection molding nozzles corresponding to the key cap cores, the injection molding nozzles are provided with a plurality of outer cap injection molding ports and inner cap injection molding ports, the runners are also connected with a plurality of injection molding assemblies corresponding to the hole-containing key cap cores, a discharge port of the injection molding assembly is arranged at the top opening of the hole-containing key cap core in a penetrating manner, the injection molding nozzles are provided with outer cap injection molding ports and inner cap injection; set up the subassembly of moulding plastics in the mould, directly send the hole of character with the injection molding material through the subassembly of moulding plastics in, this processing mode is simple and convenient more, and can effectively improve production efficiency.

Description

Double-layer keycap injection mold

Technical Field

The utility model relates to the technical field of mold, indicate a double-deck key cap injection mold especially.

Background

At present in the production trade of key cap, the preparation double-deck key cap need set up different mouth of moulding plastics in order to respectively the shaping in cap and outer cap on the runner of mould, in addition because the key cap that the part has closed character (like B, O, P etc.) need leave an opening on the character when the shaping to in the recess that the injection molding material inflow corresponds, this kind of mode of moulding plastics makes the structure of mould complicated, and the processing step is loaded down with trivial details, and production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a simple structure, can simplify processing, improve production efficiency's double-deck key cap injection mold.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a double-deck key cap injection mold, includes the die block, interval distribution has a plurality of runners and a plurality of key cap core on the die block, a plurality of key cap core distributes according to the keyboard standard, including sclausura key cap core and porose key cap core, be equipped with the mold insert on the porose key cap core, be connected with the mouth of moulding plastics that a plurality of and key cap core are corresponding on the runner, it moulds plastics mouthful with interior cap to mould plastics to be equipped with the outer cap of a plurality of on the mouth of moulding plastics, still be connected with the subassembly of moulding plastics that a plurality of and porose key cap core are corresponding on the runner, the top opening part at porose key cap.

Preferably, the subassembly of moulding plastics is including connecting mouth, water conservancy diversion piece, support piece and the mouth of moulding plastics, connect mouth and runner intercommunication, support piece wears to establish in the end mould, the water conservancy diversion piece inlay establish in support piece and with be connected the mouth intercommunication, the mouth of moulding plastics establish at the top opening part of porose key cap core and with water conservancy diversion piece intercommunication.

Preferably, the bottom die comprises a first die core and a second die core, the first die core and the second die core are correspondingly connected, the first die core is provided with a keycap core of the main keyboard area, and the second die core is provided with a keycap core of the auxiliary keyboard area.

Preferably, the bottom of the support member is provided with a digital mark.

Preferably, the die further comprises a die holder, and the die is positioned in the die holder.

The beneficial effects of the utility model reside in that: the injection nozzle is provided with the outer cap injection port and the inner cap injection port, so that the inner cap and the outer cap are formed by one injection nozzle, and the structure of the mold is simplified;

set up the subassembly of moulding plastics in the mould, directly send the hole of character with the injection molding material through the subassembly of moulding plastics in, this processing mode is simple and convenient more, and can effectively improve production efficiency.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is an enlarged view of fig. 2 at a.

Fig. 4 is an exploded schematic view of the bottom mold.

Fig. 5 is an enlarged view of fig. 4 at B.

Fig. 6 is a perspective view of the injection molding assembly.

Fig. 7 is an exploded view of an injection molded component.

Description of reference numerals: 1. bottom die; 11. a first mold core; 12. a second mold core; 2. a keycap mold core; 21. a nonporous keycap core; 22. a holed keycap core; 3. a flow channel; 4. an injection molding nozzle; 5. an injection molding assembly; 51. a connecting nozzle; 52. a flow guide block; 53. a support member; 6. a bottom die holder.

Detailed Description

Referring to fig. 1-7, the utility model relates to a double-layer key cap injection mold, which comprises a bottom mold 1, wherein a plurality of flow channels 3 are arranged on the bottom mold 1 at intervals, a plurality of key cap cores 2 are distributed on the bottom mold 1 according to a keyboard system, the key cap cores 2 comprise a non-porous key cap core 21 and a porous key cap core 22, the porous key cap core 22 is provided with an insert, the number of the insert is consistent with the number of inner holes of corresponding key caps, the insert is used for hollowing out inner holes with character bulges when an inner cap is formed, the flow channels 3 are connected with a plurality of injection nozzles 4 corresponding to the key cap cores 2, the injection nozzles 4 are provided with a plurality of outer cap injection nozzles and inner cap injection nozzles, the inner cap injection nozzles inject injection molding materials onto the key cap cores 2 to form an inner cap, the top of the inner cap is formed with character bulges, the outer cap injection nozzles inject the injection materials onto the inner cap, the runner 3 is also connected with a plurality of injection molding components 5 corresponding to the key cap core 22 with holes, and a discharge hole of the injection molding components 5 is arranged at an opening at the top end of the key cap core 22 with holes in a penetrating manner.

Preferably, the injection molding assembly 5 includes connecting mouth 51, water conservancy diversion piece 52 and support piece 53, connecting mouth 51 and runner 3 intercommunication, support piece 53 wears to establish in die block 1, and the breach department at porose key cap core 22 is established at its top, water conservancy diversion piece 52 inlays to be established in support piece 53, and its inside water conservancy diversion passageway that is equipped with, the feed inlet and the connecting mouth 51 intercommunication of this water conservancy diversion passageway, the discharge gate is established at the top opening part of porose key cap core 22.

Preferably, the bottom die 1 includes a first die core 11 and a second die core 12, the second die core 12 is distributed with a key cap core 2 of the main keyboard area, the second die core 12 is distributed with a key cap core 2 of the auxiliary keyboard area, and the first die core 11 and the second die core 12 are internally provided with corresponding communicated channels.

Preferably, the bottom of the supporting member 53 is provided with a number mark for easy identification and differentiation.

Preferably, the die holder 6 is further included, and the bottom die 1 is positioned in the die holder 6.

The utility model discloses behind the compound die, the injection molding material is carried to runner 3, and the mouth of moulding plastics of interior cap moulds plastics the injection molding material on key cap core 2, and the shaping goes out interior cap, and interior cap top surface shaping has the character arch, and outer cap mouth of moulding plastics moulds plastics the injection molding material outside interior cap, and the shaping goes out outer cap, and then mould plastics subassembly 5 with the injection molding material directly mould plastics the bellied hole of character through the top opening of porose key cap core 22 in.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. The utility model provides a double-deck key cap injection mold, includes the die block, interval distribution has a plurality of runners and a plurality of key cap core on the die block, a plurality of key cap core distribute its characterized in that according to the keyboard standard: the injection molding device comprises a hole-free key cap core and a hole-free key cap core, wherein a mold insert is arranged on the hole-free key cap core, a plurality of injection molding nozzles corresponding to the key cap core are connected to a flow channel, a plurality of outer cap injection molding openings and inner cap injection molding openings are formed in the injection molding nozzles, a plurality of injection molding assemblies corresponding to the hole-free key cap core are further connected to the flow channel, and a discharge opening of each injection molding assembly is arranged at the position of the top opening of the hole-free key cap core in.

2. The double-layer keycap injection mold of claim 1, wherein: the subassembly of moulding plastics is including connecting mouth, water conservancy diversion piece, support piece and the mouth of moulding plastics, connect mouth and runner intercommunication, support piece wears to establish in the bed die, the water conservancy diversion piece inlays to be established in support piece and with being connected the mouth intercommunication, the mouth of moulding plastics is established at the top opening part of porose key cap core and is communicated with the water conservancy diversion piece.

3. The double-layer keycap injection mold of claim 1, wherein: the bottom die comprises a first die core and a second die core, the first die core is correspondingly connected with the second die core, key cap cores of the main keyboard area are distributed on the first die core, and key cap cores of the auxiliary keyboard area are distributed on the second die core.

4. The double-layer keycap injection mold of claim 2, wherein: the bottom of the supporting piece is provided with a digital mark.

5. The double-layer keycap injection mold of claim 1, wherein: the die holder is characterized by further comprising a bottom die holder, and the bottom die is positioned in the bottom die holder.