CN218557844U

CN218557844U - Injection mold with circulative cooling function

Info

Publication number: CN218557844U
Application number: CN202222925336.1U
Authority: CN
Inventors: 谢衍琛; 刘显华
Original assignee: Shenzhen Dule Intelligent Innovation Co ltd
Current assignee: Shenzhen Dule Intelligent Innovation Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-03
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses an injection mold with circulative cooling function, the on-line screen storage device comprises a base, be located the lower mould on the base, and connect the last mould in lower mould top, the die cavity has been seted up to the intermediate position of lower mould, and four turning positions of lower mould have seted up the cylindricality draw-in groove, it has the guide pillar of rigid coupling in last mould bottom to peg graft in the cylindricality draw-in groove, the top laminating that the outside of lower mould is located the base has the type cooling chamber wall of returning, and the backwash pump is installed to one side of type cooling chamber wall of returning, and the both sides output of backwash pump all is connected with communicating pipe, the integrative one side that returns type cooling chamber wall is provided with the evagination section, and the evagination section has the air-cooler that is located its top through output tube connection, another output of air-cooler is connected with the long tube, and the end of long tube runs through to in the base, the top of type cooling chamber wall of returning has connect the feed liquor lid soon. Compared with the existing common injection mold, the injection mold with the circulating cooling function has the advantage of being convenient for circulating cooling.

Description

Injection mold with circulative cooling function

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold with circulative cooling function.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used for batch production of parts with complex shapes, and particularly relates to a method for injecting heated and molten plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

Like the utility model discloses a utility model with application number CN202220121128.3 discloses a can quick refrigerated injection mold, effectually solved the inconvenient quick cooling work efficiency of present injection mold low and degree of automation is low wastes time and energy the problem, realized that can quick refrigerated injection mold makes things convenient for quick cooling work efficiency height and the high labour saving and time saving's of degree of automation purpose, is a very practical can quick refrigerated injection mold.

The rapidly cooling injection mold similar to the above application currently has the following disadvantages:

the existing injection mold is water-cooled by cooling liquid, the temperature of the cooling liquid is influenced by ambient temperature when the cooling liquid is water-cooled, the cooling effect of the cooling liquid with the increased temperature is poor, the cooling effect is poor after the cooling liquid is cooled for a period of time, and the use is not convenient enough.

In view of the above, an injection mold with a circulation cooling function is proposed to overcome the shortcomings of the conventional structure, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold with circulative cooling function 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: the utility model provides an injection mold with circulative cooling function, includes the base, is located the lower mould on the base to and connect the last mould in the lower mould top, the die cavity has been seted up to the intermediate position of lower mould, and four turning positions of lower mould have seted up the cylindricality draw-in groove, and peg graft the guide pillar of rigid coupling in last mould bottom in the cylindricality draw-in groove, the top laminating that the outside of lower mould is located the base has the type cooling chamber wall of returning, and just returns one side on the type cooling chamber wall and install the backwash pump, and the both sides output of backwash pump all is connected with communicating pipe, the integrative convex section that is provided with in one side on type cooling chamber wall of returning, and the convex section has the air-cooler that is located its top through output tube connection, another output of air-cooler is connected with the long tube, and the end of long tube runs through to in the base.

Furthermore, the top of the wall of the square-wave cooling cavity is screwed with a liquid inlet cover, and the position, far away from the liquid inlet cover, of one side of the wall of the square-wave cooling cavity is screwed with a liquid outlet cover.

Furthermore, the bottom base of the reflux pump is fixedly connected with six elastic telescopic columns, and the number of the elastic telescopic columns is six at the bottom of the reflux pump in an annular array mode.

Furthermore, the bottom of the elastic telescopic column is fixedly provided with a counterweight seat, and the bottom of the counterweight seat is tightly bonded with an anti-skid rubber mat.

Furthermore, the communicating pipe is L-shaped, and the middle position of the communicating pipe is connected with a section of metal hose.

Furthermore, a bottom groove is formed in the base, a cooling plate is fixedly arranged on the inner bottom wall of the bottom groove, and a heat dissipation fin is arranged on the inner top wall of the bottom groove.

Furthermore, a cooling flow channel is arranged in the cooling plate, and the cooling flow channel is arranged in a serpentine shape.

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

1. the utility model discloses a set up the time type cooling chamber wall of returning the type in week of lower mould, realize heat-conduction through pouring into the coolant liquid in time type cooling chamber wall, through set up the backwash pump in time type cooling chamber wall one side, realize the flow of coolant liquid, convenient circulative cooling, good to the cooling effect of mould, through setting up the evagination section on time type cooling chamber wall an organic whole, and set up the air-cooler on the evagination section, conveniently cool down flowing coolant liquid, guarantee that the coolant liquid is low temperature state, through connecting in the opposite side of air-cooler long tube extends to the kerve that the base top was seted up, the cooling plate intercommunication in long tube end and the kerve, set up snakelike cooling runner in the cooling plate, cooperate the heat radiation fin of the top jade in the kerve, dispel the heat to injection mold from the bottom of lower mould, realize quick heat dissipation, the radiating effect is good;

2. the utility model discloses a set up the backwash pump in the base outside to set up metal collapsible tube in the interlude position of communicating pipe, realize the flexible coupling of backwash pump and lower mould, make the vibrations of backwash pump when moulding plastics of mould less to its influence, guarantee the stability of moulding plastics, the practicality is good, the bottom of backwash pump sets up the counter weight seat, through elastic expansion post and backwash pump elastic connection on the counter weight seat, the stable use of backwash pump can be guaranteed to the counter weight seat, elastic expansion post can cushion the protection to the backwash pump.

Drawings

FIG. 1 is a first schematic view of the main structure of the present invention;

FIG. 2 is a second schematic view of the main structure of the present invention;

FIG. 3 is a third schematic view of the main structure of the present invention;

FIG. 4 is a front sectional view of the inner structure of the base of the present invention;

fig. 5 is a schematic top view of the cooling plate structure of the present invention.

In the figure: 1. a base; 2. a lower die; 201. a mold cavity; 3. an upper die; 301. a guide post; 4. a wall of the cooling chamber; 5. a counterweight seat; 6. an elastic telescopic column; 7. a reflux pump; 8. a communicating pipe; 801. a metal hose; 9. a liquid inlet cover; 10. a liquid outlet cover; 11. a convex section; 12. an air cooler; 13. a long tube; 14. an anti-slip rubber pad; 15. a bottom groove; 16. a cooling plate; 1601. a cooling flow channel; 17. and heat dissipation fins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

As shown in fig. 1-5, an injection mold with a circulating cooling function includes a base 1, a lower mold 2 located on the base 1, and an upper mold 3 connected above the lower mold 2, a mold cavity 201 is formed in the middle of the lower mold 2, and cylindrical clamping grooves are formed in four corners of the lower mold 2, a guide post 301 fixedly connected to the bottom of the upper mold 3 is inserted into the cylindrical clamping groove, a cooling cavity wall 4 is attached to the top of the base 1 on the outer side of the lower mold 2, a reflux pump 7 is installed on one side of the cooling cavity wall 4, and communication pipes 8 are connected to output ends of two sides of the reflux pump 7, an outer convex section 11 is integrally arranged on one side of the cooling cavity wall 4, the outer convex section 11 is connected to an air cooler 12 located above the outer convex section through an output pipe, another output end of the air cooler 12 is connected to a long pipe 13, and the end of the long pipe 13 penetrates into the base 1;

according to the technical scheme, the liquid inlet cover 9 is opened, the cooling liquid is injected into the square-shaped cooling cavity wall 4, during injection molding, the reflux pump 7 is started, the reflux pump 7 is connected with the square-shaped cooling cavity wall 4 through the communicating pipe 8, circulating flow of the cooling liquid in the square-shaped cooling cavity wall 4 is achieved, circulating cooling is conducted on the injection mold, an outer convex section 11 arranged on the square-shaped cooling cavity wall 4 is acted by the air cooler 12, the cooling liquid can be cooled, temperature rise of the cooling liquid due to the influence of ambient temperature is avoided, the cooling effect is reduced, the circulating cooling liquid is kept at low temperature all the time, meanwhile, the other output end of the air cooler 12 conveys cold air into the base 1 through the long pipe 13, the long pipe 13 is communicated with the cooling plate 16 in the bottom groove 15 in the base 1, the cold air flows in a bending mode, the cooling range is enlarged, the cooling effect of the injection mold is matched with the cooling effect of the cooling fins 17, the injection mold is cooled through the bottom, the cooling effect is further enhanced, and snake-shaped cooling of the injection mold is achieved;

the interlude of communicating pipe 8 sets up metal collapsible tube 801, and the vibrations that make backwash pump 7 are less to the influence of moulding plastics, has guaranteed the stability of moulding plastics, and the setting of elastic expansion post 6 plays the buffer protection effect to backwash pump 7, and the counter weight setting of counter weight seat 5 has guaranteed the stability of backwash pump 7, and the anti-skidding cushion 14 of counter weight seat 5 bottom can hinder backwash pump 7 to slide, makes the use of backwash pump 7 comparatively stable.

As shown in fig. 1 and fig. 2, a liquid inlet cover 9 is screwed on the top of the cavity wall 4 of the cooling cavity, and a liquid outlet cover 10 is screwed on a position far away from the liquid inlet cover 9 on one side of the cavity wall 4 of the cooling cavity; the bottom base of the reflux pump 7 is fixedly connected with six elastic telescopic columns 6, and the number of the elastic telescopic columns 6 is six at the bottom of the reflux pump 7 in an annular array manner; the communicating pipe 8 is L-shaped, and the middle position of the communicating pipe 8 is connected with a section of metal hose 801;

to above-mentioned technical scheme, the setting of feed liquor lid 9 is convenient to inject the coolant liquid in returning the type cooling chamber wall 4, goes out the coolant liquid that the setting of liquid lid 10 is convenient to return in the type cooling chamber wall 4 and flows out, and the setting up of metal collapsible tube 801 makes the vibrations of backwash pump 7 less to injection mold's influence, guarantees the stability of the process of moulding plastics.

As shown in fig. 3, a counterweight seat 5 is fixedly arranged at the bottom of the elastic telescopic column 6, and an anti-skid rubber mat 14 is tightly bonded at the bottom of the counterweight seat 5;

to above-mentioned technical scheme, antiskid cushion 14 bonds in the bottom of counter weight seat 5, is convenient for increase counter weight seat 5 and contact plane's frictional force, guarantees that backwash pump 7 uses steadily.

As shown in fig. 4 and 5, a bottom groove 15 is formed in the base 1, a cooling plate 16 is fixedly arranged on the inner bottom wall of the bottom groove 15, and a heat dissipation fin 17 is arranged on the inner top wall of the bottom groove 15; a cooling flow passage 1601 is arranged inside the cooling plate 16, and the cooling flow passage 1601 is arranged in a serpentine shape;

to above-mentioned technical scheme, the appearance setting of cooling channel 1601 conveniently increases air-cooled operating range, and then strengthens the cooling effect, is convenient for realize quick cooling.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an injection mold with circulative cooling function, includes base (1), is located lower mould (2) on base (1) to and connect last mould (3) in lower mould (2) top, its characterized in that, die cavity (201) have been seted up to the intermediate position of lower mould (2), and four turning positions of lower mould (2) have seted up the cylindricality draw-in groove, and it has guide pillar (301) of rigid coupling in last mould (3) bottom to peg graft in the cylindricality draw-in groove, the top laminating that the outside of lower mould (2) is located base (1) has time type cooling chamber wall (4), and installs backwash pump (7) in one side of time type cooling chamber wall (4), and the both sides output of backwash pump (7) all is connected with communicating pipe (8), one side an organic whole of time type cooling chamber wall (4) is provided with evagination section (11), and evagination section (11) have air-cooler (12) that are located its top through output tube connection, another output of air-cooler (12) is connected with long tube (13), and the end of long tube (13) runs through to base (1).

2. An injection mold with a circulation cooling function as claimed in claim 1, wherein a liquid inlet cover (9) is screwed on the top of the loop-shaped cooling cavity wall (4), and a liquid outlet cover (10) is screwed on one side of the loop-shaped cooling cavity wall (4) far away from the liquid inlet cover (9).

3. An injection mold with circulation cooling function according to claim 1, characterized in that the bottom base of the reflux pump (7) is fixedly connected with the elastic telescopic columns (6), and the number of the elastic telescopic columns (6) is six at the bottom of the reflux pump (7).

4. An injection mold with a circulation cooling function according to claim 3, wherein a counterweight seat (5) is fixedly arranged at the bottom of the elastic telescopic column (6), and an anti-skid rubber pad (14) is tightly bonded at the bottom of the counterweight seat (5).

5. An injection mold with circulation cooling function according to claim 1, characterized in that the communicating pipe (8) is L-shaped, and a section of metal hose (801) is connected to the middle position of the communicating pipe (8).

6. An injection mold with circulation cooling function according to claim 1, characterized in that a bottom groove (15) is formed in the base (1), a cooling plate (16) is fixedly arranged on the inner bottom wall of the bottom groove (15), and a heat dissipation fin (17) is arranged on the inner top wall of the bottom groove (15).

7. An injection mold with a circulation cooling function according to claim 6, characterized in that the cooling flow channel (1601) is arranged inside the cooling plate (16), and the cooling flow channel (1601) is arranged in a serpentine shape.