CN213618063U

CN213618063U - Injection mold for producing cosmetic container

Info

Publication number: CN213618063U
Application number: CN202022329772.3U
Authority: CN
Inventors: 谢荣; 成浩
Original assignee: Suzhou Simiqin Precision Mould Co ltd
Current assignee: Suzhou Simiqin Precision Mould Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-06
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses an injection mold for producing cosmetics container spare relates to injection mold technical field, which comprises a fixed base, the cover half has been placed to the up end of fixing base, be provided with the movable mould directly over the cover half, and the upper surface middle part position of cover half goes out and has seted up the die cavity, be provided with the cooling chamber under the inside of cover half is close to the die cavity, and the upper surface of cover half is located die cavity both sides position department and is provided with the slide of two symmetries, the upper wall end in cooling chamber is inlayed and is had heat dissipation mechanism, and is provided with the closing plate under the cooling chamber. The utility model discloses a twist the valve, adjust the bore of giving vent to anger of blast pipe, and then make the movable mould slowly descend, can not take place overweight collision at the in-process movable mould of compound die and cover half to improve the life of mould, after the compound die, through closing the valve, can make cover half and movable mould closely unite together under the atmospheric pressure influence, do not have the gap, thereby improve injection moulding product's quality.

Description

Injection mold for producing cosmetic container

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold for producing cosmetics container spare.

Background

The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.

The injection mold compound die in-process on the existing market causes movable mould and movable mould collision easily, and then harms the mould, increases the cost, and after the compound die in addition, fixed mould and movable mould do not have fixed resultant force, produce the gap easily, influence injection moulding product quality, the mould cooling also remains to be improved, and cooling rate is slow, influences work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold for producing cosmetics container spare to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an injection mold for producing cosmetic container pieces comprises a fixed seat, a fixed mold is placed on the upper end face of the fixed seat, a movable mold is arranged right above the fixed mold, a mold cavity is arranged in the middle of the upper surface of the fixed mold, a cooling cavity is arranged inside the fixed mold and close to the lower part of the mold cavity, two symmetrical slide ways are arranged on the upper surface of the fixed mold and located on two sides of the mold cavity, a heat dissipation mechanism is embedded in the upper wall end of the cooling cavity, a sealing plate is arranged right below the cooling cavity, a water inlet is arranged at one side end of the inner wall of the cooling cavity, a water outlet is arranged at the other side end of the inner wall of the cooling cavity, a positioning rod is arranged inside the slide way, the lower end of the slide way is connected with an exhaust pipe, a valve is installed at the lower end of the exhaust pipe, a piston, and the both ends of movable mould all sliding connection have the guide bar, the mouth of moulding plastics has been seted up to the upper surface middle part position department of roof.

Preferably, the heat dissipation mechanism comprises a heat conductor, heat dissipation fins and small holes, wherein the heat dissipation fins are located on the lower surface of the heat conductor, and the small holes are uniformly distributed in the heat dissipation fins.

Preferably, the upper end of the positioning rod is embedded in the movable die, and the positioning rod is fixedly connected with the piston through threads.

Preferably, the sealing plate is fixedly connected with the cooling cavity through screws, and a sealing ring is arranged at the joint of the sealing plate and the cooling cavity.

Preferably, the piston and the slideway are both cylindrical structures, and the cross-sectional area of the piston is slightly larger than that of the slideway.

Preferably, the upper end of the exhaust pipe is communicated with the slide way, and the lower end of the exhaust pipe is communicated with the outside.

Preferably, the radiating fins are provided with nineteen radiating fins which are distributed on the lower surface of the heat conductor at equal intervals, the small holes penetrate through the radiating fins, and the small holes are uniformly distributed on the radiating fins.

Preferably, heat conduction silicone grease is coated between the inner wall of the heat dissipation mechanism and the inner wall of the upper end of the cooling cavity.

Compared with the prior art, the beneficial effects of the utility model are that: through twisting the valve, adjust the play gas bore of blast pipe, and then make the movable mould descend slowly, can not take place overweight collision at the in-process movable mould of compound die and cover half, thereby the life of mould has been improved, after the compound die, through closing the valve, can make cover half and movable mould closely unite together under the atmospheric pressure influence, no gap, thereby improve injection moulding product's quality, through having addd the cooperation of heat dissipation mechanism with cold water, can accelerate the thermal loss in the mould, and then shorten the cooling time, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic view of an injection mold for producing a cosmetic container member;

FIG. 2 is a schematic cross-sectional view of an injection mold for producing a cosmetic container member;

FIG. 3 is a schematic view of a heat dissipating mechanism in an injection mold for producing a cosmetic container member;

in the figure: 1. a fixed seat; 2. fixing a mold; 3. moving the mold; 4. an injection molding port; 5. a top plate; 6. a guide bar; 7. positioning a rod; 8. a water outlet; 9. a mold cavity; 10. a piston; 11. a valve; 12. a sealing plate; 13. a cooling chamber; 14. an exhaust pipe; 15. a slideway; 16. a water inlet; 17. a heat dissipation mechanism; 171. a heat conductor; 172. a heat sink; 173. and (4) a small hole.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, an injection mold for producing a cosmetic container comprises a fixed base 1, a fixed mold 2 is disposed on an upper end surface of the fixed base 1, a movable mold 3 is disposed directly above the fixed mold 2, a mold cavity 9 is disposed at a middle position of an upper surface of the fixed mold 2, a cooling cavity 13 is disposed inside the fixed mold 2 and below the mold cavity 9, two symmetrical slide ways 15 are disposed at two sides of the mold cavity 9 on the upper surface of the fixed mold 2, a heat dissipation mechanism 17 is embedded in an upper wall end of the cooling cavity 13, a sealing plate 12 is disposed directly below the cooling cavity 13, a water inlet 16 is disposed at one side end of an inner wall of the cooling cavity 13, a water outlet 8 is disposed at the other side end of the inner wall of the cooling cavity 13, a positioning rod 7 is disposed inside the slide way 15, an exhaust pipe 14 is connected to a lower end of the slide, the lower extreme fixedly connected with piston 10 of locating lever 7, the upper end of movable mould 3 is provided with roof 5, and the equal sliding connection in both ends of movable mould 3 has guide bar 6, and the department of the upper surface middle part position of roof 5 has seted up mouth 4 of moulding plastics.

The heat dissipation mechanism 17 includes a heat conductor 171, a heat dissipation plate 172 and small holes 173, the heat dissipation plate 172 is located on the lower surface of the heat conductor 171, and the small holes 173 are uniformly distributed on the heat dissipation plate 172.

The sealing plate 12 and the cooling cavity 13 are fixedly connected through screws, and a sealing ring is arranged at the joint of the sealing plate 12 and the cooling cavity 13, so that the sealing plate 12 is conveniently disassembled and assembled.

The piston 10 and the slideway 15 are both cylindrical structures, and the cross section area of the piston 10 is slightly larger than that of the slideway 15, so that the sealing property between the piston 10 and the slideway 15 can be effectively improved.

The upper end of the exhaust pipe 14 is communicated with the slide way 15, and the lower end of the exhaust pipe 14 is communicated with the outside, so that air in the slide way 15 can be conveniently discharged or filled.

The cooling fins 172 are provided with nineteen cooling fins 172, the nineteen cooling fins 172 are equidistantly distributed on the lower surface of the heat conductor 171, the small holes 173 penetrate through the cooling fins 172, the small holes 173 are uniformly distributed on the cooling fins 172, and the arranged small holes 173 can facilitate the cooling water to pass through the small holes, so that the sufficient contact between the cooling fins 172 and the cooling water is improved, and the cooling is accelerated.

And heat-conducting silicone grease is coated between the inner wall of the heat dissipation mechanism 17 and the inner wall of the upper end of the cooling cavity 13, so that the heat dissipation mechanism 17 can efficiently absorb heat, and cooling is accelerated.

The utility model discloses a theory of operation is: when the utility model is used, firstly, the interior of the die cavity 9 is cleaned, then the valves 11 at the lower ends of the two exhaust pipes 14 are simultaneously screwed anticlockwise to open the valves 11, so that the air in the slide ways 15 can be discharged, when the movable die 3 descends, the descending speed of the movable die is observed, then the air outlet caliber of the exhaust pipes 14 is adjusted by slightly screwing the valves 11, so that the movable die 3 slowly descends, the design can ensure that the movable die 3 and the fixed die 2 are not excessively collided when the die is closed, the service life of the die is influenced, after the die is closed, the valves 11 are screwed clockwise to completely ensure that the valves 11 are in a closed state, the fixed die 2 and the movable die 3 are influenced by air pressure and are tightly connected together, so that the injection molding quality of the product is ensured, after the injection molding is finished, the product in the die needs to be cooled, at the moment, cold water is injected into the cooling cavity 13, meanwhile, the heat dissipation mechanism 17 absorbs heat in the mold cavity 9, the cooling efficiency of the product is accelerated through the matching of cold water and the heat dissipation mechanism 17, so that the working efficiency is improved, the cold water flows out from the water outlet 8 after heat exchange until the product in the mold cavity 9 is cooled and formed, and when the mold is opened, the valve 11 is screwed to open the valve, so that the movable mold 3 can be moved, and the injection-molded product can be taken out.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An injection mold for producing a cosmetic container piece comprises a fixed seat (1) and is characterized in that a fixed mold (2) is placed on the upper end face of the fixed seat (1), a movable mold (3) is arranged right above the fixed mold (2), a mold cavity (9) is formed in the middle of the upper surface of the fixed mold (2), a cooling cavity (13) is arranged inside the fixed mold (2) and is close to the mold cavity (9) right below, two symmetrical slide ways (15) are arranged at positions, located on two sides of the mold cavity (9), of the upper surface of the fixed mold (2), a heat dissipation mechanism (17) is embedded at the upper wall end of the cooling cavity (13), a sealing plate (12) is arranged right below the cooling cavity (13), a water inlet (16) is formed in one side end of the inner wall of the cooling cavity (13), and a water outlet (8) is formed in the other side end of the inner wall of the cooling cavity, the inside of slide (15) is provided with locating lever (7), and the lower extreme of slide (15) is connected with blast pipe (14), valve (11) are installed to the lower extreme of blast pipe (14), the lower extreme fixedly connected with piston (10) of locating lever (7), the upper end of movable mould (3) is provided with roof (5), and the equal sliding connection in both ends of movable mould (3) has guide bar (6), the upper surface middle part position department of roof (5) has seted up mouth (4) of moulding plastics.

2. An injection mould for producing cosmetic container parts according to claim 1, wherein said heat dissipating means (17) comprises a heat conductor (171), a heat sink (172) and small holes (173), said heat sink (172) being located at the lower surface of the heat conductor (171), said heat sink (172) having said small holes (173) uniformly distributed therein.

3. An injection mold for producing cosmetic container members according to claim 1, wherein the upper end of the positioning rod (7) is embedded inside the movable mold (3), and the positioning rod (7) is fixedly connected to the piston (10) by means of a screw.

4. An injection mould for producing cosmetic container parts according to claim 1, wherein the sealing plate (12) is fixedly connected with the cooling chamber (13) by screws, and a sealing ring is provided at the junction of the sealing plate (12) and the cooling chamber (13).

5. An injection mould for producing cosmetic container pieces according to claim 1, characterized in that the piston (10) and the slide (15) are each of cylindrical configuration and the cross-sectional area of the piston (10) is slightly greater than the cross-sectional area of the slide (15).

6. An injection mould for producing cosmetic container parts according to claim 1, characterized in that the upper end of the exhaust tube (14) communicates with the slide (15) and the lower end of the exhaust tube (14) communicates with the outside.

7. An injection mold for producing a cosmetic container member according to claim 2, wherein the heat radiating fins (172) are provided with nineteen fins (172) equally spaced on the lower surface of the heat conductor (171), the small holes (173) penetrate the heat radiating fins (172), and the plurality of small holes (173) are evenly spaced on the heat radiating fins (172).

8. An injection mould for the production of cosmetic container parts according to claim 1, characterized in that a heat-conducting silicone grease is applied between the inner wall of the heat-dissipating means (17) and the inner wall of the upper end of the cooling chamber (13).