CN218256533U

CN218256533U - High-efficient makeup box forming die

Info

Publication number: CN218256533U
Application number: CN202222694510.6U
Authority: CN
Inventors: 肖文斌
Original assignee: Dongguan Jiawang Gift Box Co ltd
Current assignee: Dongguan Jiawang Gift Box Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-10
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a high-efficient makeup box forming die relates to makeup box mould technical field, including front mould benevolence and back mould benevolence, the up end of back mould benevolence has set firmly the shaping seat, be equipped with the shaping groove that corresponds with the shaping seat on the lower terminal surface of front mould benevolence, the shaping groove forms a die cavity with the up end cooperation of back mould benevolence, the shaping seat cooperates the shaping that is used for the makeup box in the shaping cavity, the position that the side of shaping seat is close to back mould benevolence up end is equipped with the bleeder vent, is equipped with the exhaust steel mold insert in the bleeder vent, be equipped with the air flue with the bleeder vent intercommunication on the back mould benevolence, the utility model discloses makeup box forming die through set up the exhaust steel mold insert on the shaping seat, has reduced the problem that the product edge that makeup box appears at the in-process of moulding plastics sleeps, increases the exhaust steel mold insert in the flow direction edge of the raw materials of moulding plastics, makes the better discharge of the gas of the flow direction edge of the raw materials of moulding plastics, has reduced the gas trace problem of makeup box shaping rear surface, has improved the yields of makeup box.

Description

High-efficient makeup box forming die

Technical Field

The utility model relates to a makeup box mould technical field specifically is a high-efficient makeup box forming die.

Background

With the development of economy, the progress of society and the improvement of living standard of people, women pursue beauty more and more strongly, therefore, various cosmetics and cosmetic appliances are purchased in large quantity, the demand of the cosmetics is more and more increased, the cosmetics refer to a living goods which is scattered on any part of the surface of human body by smearing, spraying or other similar methods so as to achieve the effects of beautifying, decorating, changing the appearance and the like, and a cosmetic box is needed to be used for placing the cosmetics in the process of using the cosmetics;

as shown in fig. 1, because of the variety and different specifications of cosmetics, the general structure of the cosmetics box is more complex and varied to meet the requirements of containing different cosmetics, and some cosmetics boxes are also provided with drawing grooves to facilitate taking of internal cosmetics;

however, in the injection molding production process of the cosmetic box, due to the variable structure of the cosmetic box, in the injection molding process of the injection molding raw material in the molding cavity of the mold, gas at the part corresponding to the edge of the cosmetic box in the molding cavity cannot be effectively discharged, so that the problem of gas trapping at the edge of the product is caused, gas marks are left on the surface of the product of the cosmetic box after molding, and the yield of the cosmetic box is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a high-efficiency cosmetic box forming die comprises a front die core and a rear die core, wherein a forming seat is fixedly arranged on the upper end surface of the rear die core;

the lower end surface of the front mold core is provided with a forming groove corresponding to the forming seat, the forming groove is matched with the upper end surface of the rear mold core to form a forming cavity, and the forming seat is matched in the forming cavity for forming the cosmetic box;

the side of the forming seat is provided with a vent hole near the upper end surface of the rear mould core, an exhaust steel insert is arranged in the vent hole, and the rear mould core is provided with an air passage communicated with the vent hole.

As a further aspect of the present invention: the preformed groove has been seted up with the junction of up end to the side of shaping seat, and the preformed groove cooperates the shaping for the makeup box lateral wall in the shaping intracavity, and the preformed groove corresponds the setting with the bleeder vent in vertical.

As a further aspect of the present invention: the side of the forming seat is provided with a forming block, the forming block and the forming seat are integrally connected and formed, and the forming block is matched in the forming cavity for forming the side wall of the cosmetic box.

As a further aspect of the present invention: the forming seat comprises a long seat edge and a short seat edge, and the air holes are formed in the middle of the upper edge of the short seat in the length direction.

As a further aspect of the present invention: the air holes comprise a first air hole and a second air hole which are symmetrically arranged on the short seat edges at the two sides of the forming seat.

As a further aspect of the present invention: the air holes vertically penetrate through the rear mold core.

As a further aspect of the utility model: the upper end surface of the rear mold core is fixedly provided with at least two forming seats in axial symmetry, and the lower end surface of the front mold core is provided with forming cavities which correspond to the forming seats one by one.

As a further aspect of the present invention: the rear mold core is provided with lugs at the corners around the rear mold core, the front mold core is provided with limiting grooves correspondingly matched with the lugs, and the lugs cross two adjacent side walls.

Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses makeup box forming die through set up the exhaust steel mold insert on the one-tenth shape seat, has reduced the problem that the product edge that makeup box appears at the in-process of moulding plastics is tired gas, increases the exhaust steel mold insert in the flow direction edge of the raw materials of moulding plastics, makes the better discharge of gas of the flow direction edge of the raw materials of moulding plastics, has reduced the gas trace problem of makeup box shaping rear surface, has improved the yields of makeup box.

Drawings

FIG. 1 is a perspective view showing a construction of a cosmetic case according to the prior art;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a perspective view of another embodiment of the present invention;

fig. 4 is a front view of the present invention;

FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;

the reference numerals and names in the figures are as follows:

the mold comprises a front mold core-1, a rear mold core-2, a molding seat-20, a molding groove-11, a molding cavity-12, air holes-21, an exhaust steel insert-22, an air passage-23, a reserved groove-24, a molding block-25, a long seat edge-201, a short seat edge-202, a first air hole-211, a second air hole-212, a bump-26, a limiting groove-13 and an injection molding opening-14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a high-efficiency cosmetic case forming mold includes a front mold core 1 and a rear mold core 2, wherein a forming seat 20 is fixedly disposed on an upper end surface of the rear mold core 2;

the lower end surface of the front mold core 1 is provided with a molding groove 11 corresponding to the molding base 20, the molding groove 11 is matched with the upper end surface of the rear mold core 2 to form a molding cavity 12, and the molding base 20 is matched in the molding cavity 12 for molding the cosmetic box;

the side surface of the forming seat 20 is provided with an air hole 21 near the upper end surface of the rear mold core 2, an exhaust steel insert 22 is arranged in the air hole 21, and the rear mold core 2 is provided with an air passage 23 communicated with the air hole 21.

As shown in fig. 5, in the injection molding process, the injection molding material is injected into the molding cavity 12 along the injection molding opening 14, and the gas in the molding cavity 12 is discharged from top to bottom, because the vent holes 21 are formed in the side surface of the molding base 20 near the upper end surface of the rear mold core 2, the gas in the molding cavity 12 is better discharged from the vent holes 21 in the injection molding process of the injection molding material, so that the injection molding material is more smoothly injected;

the utility model discloses makeup box forming die through set up exhaust steel mold insert 22 on one-tenth shape seat 20, has reduced the problem that the product edge that makeup box appears is tired gas at the in-process of moulding plastics, increases exhaust steel mold insert 22 in the flow direction edge of the raw materials of moulding plastics, makes the better discharge of the gas of the flow direction edge of the raw materials of moulding plastics, has reduced the gas trace problem of makeup box shaping rear surface, has improved the yields of makeup box.

In the embodiment of the utility model, a reserved groove 24 is arranged at the joint of the side surface and the upper end surface of the forming seat 20, the reserved groove 24 is matched in the forming cavity 12 for forming the side wall of the cosmetic box, and the reserved groove 24 is vertically arranged corresponding to the air hole 21;

drawing grooves are generally formed in the side wall and the inner bottom surface of the cosmetic box, so that cosmetics in the cosmetic box can be drawn and taken conveniently, and the forming grooves 11 are matched in the forming cavity 12 for forming the pre-empty grooves in the cosmetic box;

because the structure of reserve groove 24 department is comparatively complicated changeable, the problem of trapping gas at the edge of this position is especially obvious, so through with reserve groove 24 in vertical with bleeder vent 21 correspond the setting, the discharge of the gaseous of reserve groove 24 department of being convenient for reduces trapping gas phenomenon, makes the shaping effect of makeup box better.

In the embodiment of the utility model, a forming block 25 is arranged on the side surface of the forming seat 20, the forming block 25 and the forming seat 20 are integrally connected and formed, and the forming block 25 is matched in the forming cavity 12 for forming the side wall of the cosmetic box;

in the use process, the side wall of the cosmetic box is generally provided with a specific shape due to the buckling or the taking requirement, the forming block 25 is matched in the forming cavity 12 for forming the specific shape on the side wall of the cosmetic box, and the forming block 25 and the forming seat 20 are integrally connected and formed, so that the forming effect of the cosmetic box is better.

In the embodiment of the present invention, the forming base 20 includes a long base edge 201 and a short base edge 202, and the air holes 21 are disposed at the middle position of the short base along the length direction;

the short edge is more compact than the long edge, and the problem of air trapping at the edge of the short edge is more serious, so that the problem of air trapping at the edge of the cosmetic case can be reduced by arranging the air holes 21 on the short edge;

the vent holes 21 are formed in the middle of the short base along the length direction, so that the exhaust in the forming cavity 12 is more uniform, the distribution of injection molding raw materials in the forming cavity 12 is more uniform, and the forming of a cosmetic box is facilitated.

In the embodiment of the present invention, the air holes 21 include a first air hole 211 and a second air hole 212, and the first air hole 211 and the second air hole 212 are symmetrically disposed on the short seat edges 202 at two sides of the forming seat 20;

make the exhaust in the shaping chamber 12 more even, more quick moreover, avoided the untimely problem of exhausting, first bleeder vent 211 and second bleeder vent 212 symmetry are favorable to moulding plastics the raw materials and distribute more evenly in shaping chamber 12 simultaneously, are favorable to the shaping of makeup box.

In the embodiment of the utility model, the air holes 21 vertically penetrate through the rear mold core 2;

the ventilation effect of the ventilation holes 21 is better.

In the embodiment of the present invention, at least two forming seats 20 are fixed on the upper end surface of the rear mold core 2 in axial symmetry, and the forming cavities 12 corresponding to the forming seats 20 one to one are disposed on the lower end surface of the front mold core 1.

Through setting up two at least shaping seats 20, can improve the production efficiency of makeup box, through with two at least shaping seats 20 back mould benevolence 2's axis symmetry setting, make the more even of atress of makeup box in shaping chamber 12, make the shaping effect of makeup box better.

In the embodiment of the present invention, the peripheral corners of the rear mold core 2 are formed with the bumps 26, the front mold core 1 is provided with the limiting grooves 13 correspondingly matched with the bumps 26, and the bumps 26 cross over two adjacent side walls;

the relative positioning of the front mold core 1 and the rear mold core 2 is facilitated, and meanwhile, the lug 26 stretches across two adjacent side walls, so that the front mold core 1 and the rear mold core 2 can be well limited in any direction in the horizontal direction, and the relative fixing effect of the front mold core 1 and the rear mold core 2 is better.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A high-efficiency cosmetic box forming die is characterized by comprising a front die core (1) and a rear die core (2), wherein a forming seat (20) is fixedly arranged on the upper end surface of the rear die core (2);

the lower end face of the front mold core (1) is provided with a molding groove (11) corresponding to the molding base (20), the molding groove (11) is matched with the upper end face of the rear mold core (2) to form a molding cavity (12), and the molding base (20) is matched in the molding cavity (12) for molding the cosmetic box;

the side surface of the forming seat (20) close to the upper end surface of the rear mould core (2) is provided with an air vent (21), an exhaust steel insert (22) is arranged in the air vent (21), and the rear mould core (2) is provided with an air passage (23) communicated with the air vent (21).

2. The forming die for the efficient cosmetic box according to claim 1, wherein a reserved groove (24) is formed at the joint of the side surface and the upper end surface of the forming seat (20), the reserved groove (24) is matched in the forming cavity (12) for forming the side wall of the cosmetic box, and the reserved groove (24) is vertically arranged corresponding to the air hole (21).

3. The high-efficiency cosmetic box forming die as claimed in claim 2, wherein the forming block (25) is provided on the side surface of the forming base (20), the forming block (25) is integrally connected with the forming base (20) for forming, and the forming block (25) is fitted in the forming cavity (12) for forming the side wall of the cosmetic box.

4. The forming mold for high-efficiency cosmetic case according to claim 3, wherein the forming seat (20) comprises a long seat edge (201) and a short seat edge (202), and the air holes (21) are formed in the middle of the short seat edge in the length direction.

5. The mold for forming a high-efficiency cosmetic case according to claim 4, wherein the vent holes (21) comprise a first vent hole (211) and a second vent hole (212), and the first vent hole (211) and the second vent hole (212) are symmetrically disposed on the short base edges (202) at both sides of the forming base (20).

6. The high-efficiency cosmetic box forming die as claimed in any one of claims 1 to 5, wherein the vent holes (21) vertically penetrate through the rear die core (2).

7. The forming die for the high-efficiency cosmetic box according to claim 6, wherein the upper end surface of the rear die core (2) is fixedly provided with at least two forming seats (20) in axial symmetry, and the lower end surface of the front die core (1) is provided with forming cavities (12) which correspond to the forming seats (20) one by one.

8. The forming die for the high-efficiency cosmetic box according to claim 7, wherein the rear die core (2) is formed with a bump (26) at the corner, the front die core (1) is provided with a limiting groove (13) correspondingly matched with the bump (26), and the bump (26) spans two adjacent side walls.