CN212736890U

CN212736890U - Injection mold of plastic cover

Info

Publication number: CN212736890U
Application number: CN202021388052.8U
Authority: CN
Inventors: 沈冬林
Original assignee: Suzhou Dongxiong Precision Mold Plastic Industry Co ltd
Current assignee: Suzhou Dongxiong Precision Mold Plastic Industry Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-19
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses an injection mold of plastics lid, including last mould and bed die, go up mould and bed die inside and seted up first chamber of moulding plastics, second chamber and the third chamber of moulding plastics, and the first chamber of moulding plastics, second chamber and the third chamber of moulding plastics internal diameter of moulding plastics increase in proper order, set up flutedly in the bed die in first chamber, second chamber and the third chamber of moulding plastics, install shedding mechanism in the recess, the utility model discloses a be equipped with the chamber of moulding plastics of a plurality of different diameters sizes in single last mould and the bed die, be convenient for satisfy a plurality of not unidimensional plastics lid processing of moulding plastics, be favorable to improving the efficiency of moulding plastics, be convenient for carry out material saving, install shedding mechanism in addition through the recess, be convenient for carry out the jacking processing of unloading.

Description

Injection mold of plastic cover

Technical Field

The utility model relates to the technical field of mold, specifically an injection mold of plastics lid.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother". The types of the die are various, and the die can be divided into the following parts according to processing objects and processing technologies: firstly, a metal die is processed. Processing non-metal and powder metallurgy die. Including plastic molds (e.g., two-color molds, compression molds, extrusion molds, etc.), rubber molds, powder metallurgy molds, and the like. According to the structural characteristics, the die can be divided into a plane blanking die and a cavity die with a space. The mold is generally one-piece and produced in small batches.

The existing injection mold for the plastic cover needs to be provided with a plurality of mold groups when a plurality of different molds are injected, so that the resource is wasted, and the operation is inconvenient, thereby influencing the injection molding efficiency of the injection mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold of plastics lid to solve the injection mold of current plastics lid, when a plurality of different moulds of moulding plastics, need set up a plurality of mould groups, the waste of the resource that causes, the operation is inconvenient moreover, thereby influences injection mold's the efficiency problem of moulding plastics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold of plastics lid, includes mould and bed die, first chamber, second chamber and the third chamber of moulding plastics have been seted up to mould and bed die inside, and the internal diameter in first chamber, the second chamber of moulding plastics and the third chamber of moulding plastics increases in proper order, set up flutedly in the bed die in first chamber, the second chamber of moulding plastics and the third chamber of moulding plastics, install shedding mechanism in the recess.

Furthermore, a first injection molding port, a second injection molding port and a third injection molding port are sequentially formed in the upper molds of the first injection molding cavity, the second injection molding cavity and the third injection molding cavity.

Furthermore, radiating holes are formed in the upper die and the lower die and transversely penetrate through the upper die and the lower die to form a plurality of radiating holes.

Further, discharge mechanism is including setting up the backup pad in the recess, the pneumatic cylinder is installed to the backup pad upside, the stripper is installed to the pneumatic cylinder upside.

Furthermore, the stripper plate is arranged into a T-shaped plate, and the stripper plate is clamped in a limiting groove of the lower die.

Furthermore, the reference columns are installed at two ends of the lower side of the upper die, and the positioning holes are installed at two ends of the lower side of the lower die.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an inside first chamber of moulding plastics, the second chamber of moulding plastics and the third chamber of moulding plastics of having seted up of top mold and bed die, and the first chamber of moulding plastics, the second chamber of moulding plastics and the inner diameter in third chamber of moulding plastics increase in proper order for be equipped with the chamber of moulding plastics of a plurality of different diameters sizes in single top mold and the bed die, be convenient for satisfy the processing of moulding plastics of a plurality of not unidimensional plastics covers, be favorable to improving the efficiency of moulding plastics, be convenient for carry on material saving.

2. The utility model discloses and install shedding mechanism in through the recess, shedding mechanism installs the pneumatic cylinder including setting up the backup pad in the recess, backup pad upside, and the stripper is installed to the pneumatic cylinder upside, is convenient for carry out the jacking to the mould and unload the processing.

3. The utility model discloses an go up mould downside both ends and install the reference column, the locating hole is installed at bed die downside both ends, is convenient for fix a position the processing to last mould and bed die, is favorable to improving mould injection moulding's quality.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;

fig. 3 is an enlarged schematic view of the structure at a of the present invention.

In the figure: 1. an upper die; 2. a lower die; 3. a first injection molding cavity; 4. a second injection molding cavity; 5. a third injection molding cavity; 6. a stripper plate; 7. a hydraulic cylinder; 8. a support plate; 9. A groove; 10. a first injection port; 11. a second injection port; 12. a third injection molding port; 13. A limiting groove; 14. heat dissipation holes; 15. positioning holes; 16. and a positioning column.

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.

Please refer to fig. 1, fig. 2, fig. 3, in the embodiment of the present invention, an injection mold for plastic caps, including an upper mold 1 and a lower mold 2, the upper mold 1 and the lower mold 2 have inside a first injection molding cavity 3, a second injection molding cavity 4 and a third injection molding cavity 5, and the inner diameters of the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5 are sequentially increased, so that a plurality of injection molding cavities with different diameters are provided in the single upper mold 1 and the lower mold 2, which is convenient for satisfying injection molding of a plurality of plastic caps with different sizes, which is beneficial for improving injection molding efficiency, and is convenient for material saving, a groove 9 is provided in the lower mold 2 of the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5, a discharging mechanism is installed in the groove 9, which is convenient for jacking and rapid discharging of a forming mold.

Preferably, the upper molds 1 of the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5 are sequentially provided with a first injection molding port 10, a second injection molding port 11 and a third injection molding port 12, so that plastic cover products can be conveniently and respectively poured.

Preferably, all seted up louvre 14 on last mould 1 and the bed die 2, and louvre 14 transversely runs through last mould 1 and bed die 2 and sets to a plurality ofly, is convenient for go up

mould

1 and 2 insides of bed die and carries out ventilation cooling and handle.

Preferably, the unloading mechanism comprises a supporting plate 8 arranged in the groove 9, a hydraulic cylinder 7 is installed on the upper side of the supporting plate 8, an unloading plate 6 is installed on the upper side of the hydraulic cylinder 7, the hydraulic cylinder 7 drives the unloading plate 6 to be adjusted in a lifting mode, and the formed products in the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5 can be ejected out and unloaded conveniently.

Preferably, the stripper 6 is arranged as a T-shaped plate, and the stripper 6 is clamped in the limiting groove 13 of the lower die 2, so that the lower part of the stripper 6 is limited conveniently, and the quality of die forming is not influenced.

Preferably, the positioning columns 16 are installed at two ends of the lower side of the upper die 1, and the positioning holes 15 are installed at two ends of the lower side of the lower die 2, so that the upper die 1 and the lower die 2 can be conveniently positioned, and the improvement of the injection molding quality of the die is facilitated.

The utility model discloses a theory of operation and use flow: the upper die 1 and the lower die 2 are internally provided with the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5, and the inner diameters of the first injection molding cavity 3, the second injection molding cavity 4 and the third injection molding cavity 5 are sequentially increased, so that a plurality of injection molding cavities with different diameters are arranged in a single upper die 1 and a single lower die 2, the requirement of injection molding treatment of a plurality of plastic covers with different sizes is met, the injection molding efficiency is improved, and materials are saved; and install discharge mechanism in through recess 9, discharge mechanism is convenient for carry out the jacking to forming die and unload the processing including setting up pneumatic cylinder 7 and stripper 6 in recess 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides an injection mold of plastics lid, includes upper mold (1) and bed die (2), its characterized in that: go up mould (1) and bed die (2) inside and seted up first injection molding chamber (3), second injection molding chamber (4) and third injection molding chamber (5), and the internal diameter of first injection molding chamber (3), second injection molding chamber (4) and third injection molding chamber (5) increases in proper order, set up recess (9) in first injection molding chamber (3), second injection molding chamber (4) and the bed die (2) of third injection molding chamber (5), install shedding mechanism in recess (9).

2. An injection mold for a plastic closure as in claim 1, wherein: and a first injection molding port (10), a second injection molding port (11) and a third injection molding port (12) are sequentially formed in the upper mold (1) of the first injection molding cavity (3), the second injection molding cavity (4) and the third injection molding cavity (5).

3. An injection mold for a plastic closure as in claim 1, wherein: the upper die (1) and the lower die (2) are both provided with heat dissipation holes (14), and the heat dissipation holes (14) transversely penetrate through the upper die (1) and the lower die (2) to form a plurality of heat dissipation holes.

4. An injection mold for a plastic closure as in claim 1, wherein: the discharging mechanism comprises a supporting plate (8) arranged in a groove (9), a hydraulic cylinder (7) is installed on the upper side of the supporting plate (8), and a discharging plate (6) is installed on the upper side of the hydraulic cylinder (7).

5. An injection mold for a plastic closure as in claim 4, wherein: the stripper plate (6) is arranged into a T-shaped plate, and the stripper plate (6) is clamped in a limiting groove (13) of the lower die (2).

6. An injection mold for a plastic closure as in claim 1, wherein: and positioning columns (16) are installed at two ends of the lower side of the upper die (1), and positioning holes (15) are installed at two ends of the lower side of the lower die (2).