CN214082577U - Double-color injection mold - Google Patents

Abstract

The utility model discloses a double-colored injection mold, including mould base, ball, belt pulley, ejection of compact wooden plug, face gear and stirring vane, the bolt fastening directly over the mould base has the bed die, and the laminating is connected with the mould directly over the bed die, be connected with hydraulic cylinder directly over the bed die, and go up the welded fastening directly over the mould and have the internal thread pipe, ball's outside threaded connection has the internal thread pipe, the threaded connection has the notes liquid pipeline directly over the bed die, and is provided with the mould layer board directly under going up the mould, the outside of mould layer board is run through welded fastening and is had the storage box, and the articulated equipment chamber door that is fixed with in the outside of storage box, run through being connected with driving motor directly over the mould layer board. This double-colored injection mold adopts bevel gear and ball, utilizes bevel gear to polish the processing to the plastic granules of different grade type, and then promotes the efficiency that plastic granules were heating and melting.

Description

Double-color injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is a double-colored injection mold.

Background

The double-color injection molding is to inject two different materials into the same set of mold, so that the injection molded part is formed by the two materials in the molding process, and in the using process, the injection amount of the two groups of different materials is required to be controlled according to the type of the mold and the type of the part, so that the friction force and the service life of the part in the using process are ensured.

The existing injection mold needs to process different types of materials in the using process, but the existing mold is difficult to process and process the materials simultaneously in the production process, so that after one material is injected, the other types of materials are difficult to melt and inject in time, and in the double-color injection molding process, the stretching force is difficult to control, so that the unfinished injection molding part is easy to break or deform in the initial stretching process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-shot injection mold to solve the current mould that proposes in the above-mentioned background art and in the production process, be difficult to process the material simultaneously and handle, lead to accomplishing a material back of moulding plastics, need be difficult to in time melt to other types of material and mould plastics, among the double-shot injection process, be difficult to control tensile dynamics, the problem of broken or the deformation condition takes place easily for unfinished injection molding.

In order to realize the aim, the utility model provides a double-color injection mold, which comprises a mold base, a ball screw, a belt pulley, a discharge wooden plug, a plane gear and a stirring blade, wherein a lower mold is fixed on the upper portion of the mold base by a bolt, an upper mold is connected on the upper portion of the lower mold in a laminating way, a hydraulic oil cylinder is connected on the upper portion of the upper mold, an internal thread pipe is welded and fixed on the upper portion of the upper mold, the external thread of the ball screw is connected with the internal thread pipe, the external thread of the upper mold is connected with a liquid injection pipeline, a mold supporting plate is arranged on the lower portion of the upper mold, a storage box body is fixed on the external side of the mold supporting plate in a penetrating way by welding, an equipment box door is hinged and fixed on the external side of the storage box body, a driving motor is connected on the upper portion of the mold supporting plate in a penetrating way, a separation panel is connected in a nesting way inside of the lower mold, the mould is characterized in that a feeding through hole is formed in the position right above the mould supporting plate in a penetrating mode, the output end of the driving motor is connected with a bevel gear, one side of the bevel gear is connected with a cutting blade in an embedded mode, and an injection molding pump body is connected to the position right below the storage box body.

Preferably, the upper die and the liquid injection pipeline form a lifting structure through an internal thread pipe, a ball screw and a hydraulic oil cylinder, the internal thread pipe is perpendicular to the upper die, and the internal thread pipe and the upper die are welded into an integral structure.

Preferably, the liquid injection pipeline is in threaded connection with the upper die, the middle of the upper die is of a groove-shaped structure, and the upper die and the lower die are attached to each other.

Preferably, the two sides of the bottom of the die supporting plate are of slope-shaped structures, the die supporting plate and the cutting blades are connected through bearings, and the cutting blades and the feeding through holes are distributed in a staggered mode.

Preferably, the top of separating panel and last mould all is connected with annotates the liquid pipeline, and annotates the quantity of liquid pipeline and be 3 groups to separate the panel and be stainless steel.

Preferably, the plane gear and the stirring blade form a rotating structure through a driving motor and a belt pulley, the plane gear is connected with the shaft right above the stirring blade, the belt pulley is connected with the shaft right above the plane gear, and the driving motor is connected with the shaft right above the belt pulley.

Compared with the prior art, the beneficial effects of the utility model are that: the double-color injection mold is characterized in that,

1. the conical gear and the ball screw are adopted, the conical gear is utilized to polish different types of plastic particles, the heating and melting efficiency of the plastic particles is further improved, the material injection and molding time is shortened, the ball screw is utilized to drive the internal thread pipe and the upper die to vertically ascend, the separation force of the dies is conveniently controlled, and the influence on the stability of the dies in the production process due to the overlarge pulling force of the hydraulic oil cylinder is avoided;

2. adopt and separate panel and belt pulley, utilize belt pulley and stirring vane that the belt pulley drove one side to rotate, utilize stirring vane to stir and heat softening to plastic granules, promote the stability of plastic granules in the use, melt the material of different grade type intensity simultaneously, the efficiency of promotion material in storing and the course of working, utilize to separate the panel and separate the plastic type of different grade type, promote the convenience of the plastic product processing of different proportions.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of a side-cut structure of the upper mold of the present invention;

FIG. 3 is a schematic view of a top view structure of the mold pallet of the present invention;

FIG. 4 is a schematic view of the internal structure of the mold pallet of the present invention;

fig. 5 is a schematic view of the internal structure of the material storage box of the present invention;

fig. 6 is a schematic view of the lower mold of the present invention.

In the figure: 1. a mold base; 2. a lower die; 3. an upper die; 4. a hydraulic cylinder; 5. an internally threaded tube; 6. a ball screw; 7. injection molding the pump body; 8. a liquid injection pipeline; 9. a mold pallet; 10. a material storage box body; 11. an equipment box door; 12. a drive motor; 13. a partition panel; 14. a belt pulley; 15. a feeding through hole; 16. a bevel gear; 17. a cutting blade; 18. discharging a wooden plug; 19. a face gear; 20. a stirring blade.

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. 1-6, the present invention provides a technical solution: a double-color injection mold comprises a mold base 1, a lower mold 2, an upper mold 3, a hydraulic oil cylinder 4, an internal thread pipe 5, a ball screw 6, an injection pump body 7, an injection pipeline 8, a mold supporting plate 9, a storage box body 10, an equipment box door 11, a driving motor 12, a separating panel 13, a belt pulley 14, a feeding through hole 15, a bevel gear 16, a cutting blade 17, a discharging wood plug 18, a plane gear 19 and a stirring blade 20, wherein the lower mold 2 is fixed on the mold base 1 through a bolt, the upper mold 3 is connected on the lower mold 2 in a laminating manner, the hydraulic oil cylinder 4 is connected on the upper mold 3, the internal thread pipe 5 is fixed on the upper mold 3 in a welding manner, the internal thread pipe 5 is connected on the outer side of the ball screw 6, the injection pipeline 8 is connected on the upper mold 3 through a thread, the mold supporting plate 9 is arranged under the upper mold 3, the outside of mould layer board 9 runs through welded fastening and is equipped with storage box 10, and the articulated equipment chamber door 11 that is fixed with in the outside of storage box 10, running through directly over the mould layer board 9 has driving motor 12, the inside nested connection of bed die 2 has partition panel 13, run through directly over the mould layer board 9 and seted up and throw material through-hole 15, driving motor 12's output is connected with conical gear 16, and one side nested connection of conical gear 16 has cutting blade 17, be connected with the pump body 7 of moulding plastics under the storage box 10.

Go up mould 3 and annotate liquid pipeline 8 and constitute elevation structure through internal thread pipe 5, ball 6 and hydraulic cylinder 4, and internal thread pipe 5 and last mould 3 mutually perpendicular to internal thread pipe 5 and last mould 3 welding formula structure as an organic whole, the demand according to material processing is highly adjusted last mould 3, promotes the convenience that 3 internal material of mould taken out.

Annotate liquid pipeline 8 and last mould 3 and be threaded connection, and the middle part of going up mould 3 adopts recess column structure to go up mould 3 and the laminating of 2 moulds each other of bed die, utilize last mould 3 to pour into and control liquid into, promote the efficiency that different colour particles pour into and moulding.

The bottom both sides of mould layer board 9 adopt slope column structure, and mould layer board 9 is connected for the bearing with cutting blade 17 to cutting blade 17 with throw the crisscross distribution of material through-hole 15, utilize cutting blade 17 to stir and smash the granule of different hardness, shorten the time that the material melts.

The top of separating panel 13 and last mould 3 all is connected with annotates liquid pipeline 8, and annotates the quantity of liquid pipeline 8 and be 3 groups to separating panel 13 is stainless steel, utilizes annotate liquid pipeline 8 to control the leading-in position of material, promotes the convenience that liquid was derived and was controlled.

The plane gear 19 and the stirring blades 20 form a rotating structure through the driving motor 12 and the belt pulley 14, the plane gear 19 is connected to the right upper side of the stirring blades 20 in a shaft mode, the belt pulley 14 is connected to the right upper side of the plane gear 19 in a shaft mode, the driving motor 12 is connected to the right upper side of the belt pulley 14, multiple groups of stirring blades 20 at the bottom end of the belt pulley 14 are used for rotating, and the stirring blades 20 are used for mixing and heating particles.

The working principle is as follows: when the double-color injection mold is used, as shown in fig. 1 to 6, an operator firstly pours a material into the feeding through hole 15, then opens the driving motor 12, the driving motor 12 drives the bevel gear 16 to rotate, the bevel gear 16 drives the bevel gears 16 and the cutting blades 17 on two sides to rotate, the cutting blades 17 cut the outer side of the material, meanwhile, the ball screw 6 drives the internal thread pipe 5 and the upper mold 3 to vertically ascend, then the separation panel 13 is placed into the lower mold 2, the liquid injection pipeline 8 at the top of the separation panel 13 is connected with the liquid injection hole, then the ball screw 6 drives the internal thread pipe 5 and the upper mold 3 to vertically descend, so that the upper mold 3 and the lower mold 2 are mutually attached and connected, and the liquid injection pipeline 8 at the bottom of the injection pump body 7 is connected with the upper mold 3;

according to the drawings from 1 to 5, the discharging wooden plug 18 is opened, one type of particles are led out of the die supporting plate 9, then the particles are poured into the storage box 10, the materials in the storage box 10 are heated and melted by the electric heating plate, then the belt pulley 14 is driven to rotate by the driving motor 12, the belt pulley 14 drives the belt pulley 14 and the plane gear 19 to rotate, the plane gear 19 drives the plane gear 19 and the stirring blade 20 on the two sides to rotate, the particles are stirred and mixed by the stirring blade 20, then the injection molding pump body 7 is opened, the melted plastics in the storage box 10 are injected into the lower die 2 by the injection molding pump body 7, the injected plastic liquid is blocked by the partition panel 13, and after the materials are injected, the upper die 3 is driven to vertically ascend by the hydraulic oil cylinder 4, and the partition panel 13 is taken out from the inside of the lower die 2, and other types of plastic pellets are introduced into the inside of the magazine case 10 to heat-treat different types of materials.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a double-colored injection mold, includes mould base (1), ball (6), belt pulley (14), ejection of compact wooden plug (18), face gear (19) and stirring vane (20), its characterized in that: a lower die (2) is fixed directly above the die base (1) through bolts, an upper die (3) is connected directly above the lower die (2) in a laminating manner, a hydraulic oil cylinder (4) is connected directly above the upper die (3), an internal thread pipe (5) is fixedly welded directly above the upper die (3), an internal thread pipe (5) is connected outside the ball screw (6) in a threaded manner, an injection pipeline (8) is connected directly above the upper die (3) in a threaded manner, a die supporting plate (9) is arranged directly below the upper die (3), a storage box body (10) is fixedly welded outside the die supporting plate (9) in a penetrating manner, equipment (11) is fixedly hinged outside the storage box body (10), a driving motor (12) is fixedly connected directly above the die supporting plate (9), and a separation panel (13) is connected inside the lower die (2) in a nesting manner, the mould is characterized in that a feeding through hole (15) is formed right above the mould supporting plate (9) in a penetrating mode, the output end of the driving motor (12) is connected with a bevel gear (16), one side of the bevel gear (16) is connected with a cutting blade (17) in an embedded mode, and an injection molding pump body (7) is connected right below the storage box body (10).

2. A two-shot injection mold as defined in claim 1, wherein: go up mould (3) and annotate liquid pipeline (8) and constitute elevation structure through internal thread pipe (5), ball (6) and hydraulic cylinder (4), and internal thread pipe (5) and last mould (3) mutually perpendicular to internal thread pipe (5) and last mould (3) welding formula structure as an organic whole.

3. A two-shot injection mold as defined in claim 1, wherein: annotate liquid pipeline (8) and last mould (3) and be threaded connection, and the middle part of going up mould (3) adopts recess column structure to go up mould (3) and laminate each other with lower mould (2).

4. A two-shot injection mold as defined in claim 1, wherein: the two sides of the bottom of the mould supporting plate (9) are of slope-shaped structures, the mould supporting plate (9) is connected with the cutting blades (17) through bearings, and the cutting blades (17) and the feeding through holes (15) are distributed in a staggered mode.

5. A two-shot injection mold as defined in claim 1, wherein: the top of separating panel (13) and last mould (3) all is connected with annotates liquid pipeline (8), and annotates the quantity of liquid pipeline (8) and be 3 groups to separate panel (13) and be stainless steel material.

6. A two-shot injection mold as defined in claim 1, wherein: the plane gear (19) and the stirring blade (20) form a rotating structure through the driving motor (12) and the belt pulley (14), the plane gear (19) is connected with the shaft right above the stirring blade (20), the belt pulley (14) is connected with the shaft right above the plane gear (19), and the driving motor (12) is connected right above the belt pulley (14).

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