CN215969888U

CN215969888U - Fixed injection mold capable of controlling feeding speed

Info

Publication number: CN215969888U
Application number: CN202121895804.4U
Authority: CN
Inventors: 李春雄
Original assignee: Shenzhen Xinzhizhong Plastic Mould Co ltd
Current assignee: Shenzhen Xinzhizhong Plastic Mould Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-08
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a fixed injection mold capable of controlling a feeding speed, and relates to the technical field of mold injection. The utility model comprises a lower die holder, wherein an injection molding groove penetrates through the interior of the lower die holder, an exhaust pipe is fixedly connected to one side of the injection molding groove, a cooling channel penetrates through the interior of the lower die holder, the upper surface of the lower die holder is movably connected with a flow limiting device fixedly connected to the upper surface of an upper die holder, and the lower end of the flow limiting device is fixedly connected with an injection molding pipe. The utility model can control the feeding speed of the whole device through the cooperation between the current limiting device and the upper die base, thereby greatly improving the working efficiency and increasing the flexibility of the device.

Description

Fixed injection mold capable of controlling feeding speed

Technical Field

The utility model belongs to the technical field of mold injection, and particularly relates to a fixed injection mold capable of controlling a feeding speed.

Background

With the increasing international status of the manufacturing industry in China, the mold industry has rapidly developed, the demand of the mold is multiplied, and the production cycle is shortened. Therefore, the technical progress and innovation of the plastic mold are urgently needed to be accelerated. The competitive power can be improved only by mastering the latest technical achievement of the plastic mold, and a new market field is developed.

The patent specification with application number CN201721072575.X discloses a high-efficient injection mold of center feeding divide into mould and lower mould, goes up the mould and includes cope match-plate pattern, sprue, subchannel, condenser tube, runner, position circle, inferior subchannel, bracing piece, injecting glue mouth, gas pocket and cold burden cave, and the lower mould includes lower bolster, die cavity, condenser tube and fore-set, its characterized in that: go up template top center department and be provided with the cold burden cave, cold burden cave top is provided with the sprue, the sprue top is provided with the runner, the runner top is provided with the position circle, be provided with the subchannel with the inside intercommunication of sprue between sprue and cold burden cave, the terminal top of subchannel is provided with the bracing piece, the terminal below of subchannel is provided with inferior subchannel, inferior subchannel below is provided with the injecting glue mouth, go up the inside condenser tube that is provided with of mould, the inside condenser tube that is provided with of lower bolster, the lower bolster top is provided with the die cavity, die cavity trompil department is provided with the fore-set. This device does not control the feed rate and may result in a reduction in product quality.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a stationary injection mold capable of controlling a feeding speed, so as to overcome the above-mentioned problems of the related art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fixed injection mold capable of controlling feeding speed, which comprises a lower mold base, wherein an injection molding groove penetrates through the inner part of the lower mold base, an exhaust pipe is fixedly connected to one side of the injection molding groove, a cooling channel penetrates through the inner part of the lower mold base, the upper surface of the lower mold base is movably connected with an upper surface of an upper mold base, a flow limiting device is fixedly connected to the upper surface of the upper mold base, and the lower end of the flow limiting device is fixedly connected with an injection molding pipe.

Furthermore, grooves are symmetrically formed in the upper surface of the lower die base, and the width of each groove is equal to the thickness of the upper die base.

Furthermore, the exhaust pipe penetrates through two sides of the lower die base.

Further, the current limiting device comprises a shell, wherein one side of the shell is fixedly connected with an injection molding port, the outer surface of the injection molding port is fixedly connected with a meter, a current limiting groove is formed in the lower end of the inner portion of the shell, a stud is arranged at the upper end of the inner portion of the shell in a penetrating mode, a current limiting block is connected to the lower end of the stud in a threaded mode, a threaded hole is formed in the center of the current limiting block in a penetrating mode, and the lower surface of the current limiting block can be attached to the inner wall of the current limiting groove.

Furthermore, the lower end of the injection molding pipe is provided with a shunt pipe, and the shunt pipe is positioned right above the injection molding groove.

The utility model has the following beneficial effects:

1. through the cooperation between the current limiting device and the upper die base, the whole device can control the feeding speed, the working efficiency is greatly improved, and the flexibility of the device is improved;

2. through the cooperation between the injection molding pipe and the flow dividing pipe, the whole device can simultaneously inject a plurality of products, so that the production efficiency is improved;

3. the cooperation between blast pipe and the groove of moulding plastics for the inslot gas of moulding plastics can be discharged outside the groove of moulding plastics, has guaranteed the stability of product shaping back shape. .

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.

FIG. 1 is an overall schematic view of the present invention;

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

FIG. 3 is an enlarged detail view taken at A in FIG. 2 according to the present invention;

FIG. 4 is a top view of the lower die bed of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a lower die holder; 2. injection molding a groove; 3. an exhaust pipe; 4. a cooling channel; 5. an upper die holder; 6. a current limiting device; 601. a housing; 602. an injection molding port; 603. a meter; 604. a flow limiting groove; 605. a stud; 606. a flow limiting block; 607. a threaded hole; 7. injection molding a tube; 8. a groove; 9. and (4) dividing the tube.

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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open", "upper", "lower", "top", "middle", "inner", and the like, indicate positional or orientational relationships and are used merely for convenience in describing the utility model and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.

Referring to fig. 1-4, the utility model relates to a fixed injection mold capable of controlling a feeding speed, which comprises a lower mold base 1, wherein an injection groove 2 penetrates through the lower mold base 1, an exhaust pipe 3 is fixedly connected to one side of the injection groove 2, a cooling channel 4 penetrates through the lower mold base 1, the upper surface of the lower mold base 1 is movably connected with an upper mold base 5, the upper surface of the lower mold base is fixedly connected with a flow limiting device 6, and the lower end of the flow limiting device 6 is fixedly connected with an injection pipe 7.

In one embodiment, for the lower die holder 1, the grooves 8 are symmetrically formed in the upper surface of the lower die holder 1, and the width of each groove 8 is equal to the thickness of the upper die holder 5, so that the upper die holder 5 can be tightly attached to the lower die holder 1 through the grooves 8, the shunt pipe 9 is positioned above the injection molding groove 2 in the injection molding process, and the shape of a product is guaranteed against being damaged. In addition, during specific application, can put in the rubber sleeve for die

holder

1 and 5 edge sleeves of upper die base, increase frictional force prevents that the machine from rocking to arousing that it is inhomogeneous to mould plastics, influences the shaping quality of product, can also protect die holder 1 and upper die base 5 to receive the damage simultaneously, has increased life.

In an embodiment, for the exhaust pipe 3, the exhaust pipe 3 penetrates through two sides of the lower die holder 1, so that gas in the injection molding groove 2 can be exhausted to outside air through the exhaust pipe 3 in the injection molding process, and further, the phenomenon that after injection molding is completed, bubbles are formed in a product body to cause instability of the product shape to affect the product quality is prevented.

In one embodiment, for the above-described flow-limiting device 6, the flow-limiting device 6 comprises a housing 601, one side of the shell 601 is fixedly connected with an injection molding port 602, the outer surface of the injection molding port 602 is fixedly connected with a meter 603, the lower end of the inside of the outer shell 601 is provided with a flow limiting groove 604, the upper end of the inside of the outer shell 601 is provided with a stud 605 in a penetrating way, the lower end of the stud 605 is connected with a flow limiting block 606 in a threaded manner, the center of the flow limiting block 606 is provided with a threaded hole 607 in a penetrating manner, the lower surface of the flow limiting block 606 can be attached to the inner wall of the flow limiting groove 604, so that the injection liquid enters the housing 601 from the injection port 602, and by observing the indication of the meter 603, it is determined whether the feeding speed needs to be changed, and if the feeding speed needs to be changed, the stud 605 is rotated, the flow limiting block 606 is driven to ascend or descend by the stud 605, and the contact area between the injection liquid and the inner wall of the flow-limiting groove 604 is reduced or increased to achieve the purpose of reducing or increasing the feeding speed.

In one embodiment, for the injection molding pipe 7, the lower end of the injection molding pipe 7 is provided with the shunt pipe 9, and the shunt pipe 9 is located right above the injection molding groove 2, so that injection molding liquid enters different shunt pipes 9 through the injection molding pipe 7, and then a plurality of products can be injected at one time by using the shunt pipes 9, thereby greatly improving the working efficiency.

In summary, according to the above technical solution of the present invention, the upper mold base 5 is mounted on the lower mold base 1 through the groove 8, which not only facilitates disassembly and cleaning, but also plays a role in fixing, and ensures stability during injection molding, injection molding liquid is injected from the injection molding port 602, whether the feeding speed needs to be changed is determined by observing the indication number of the meter 603, so that the accuracy of injection molding of the device is improved, if the feeding speed needs to be changed, the stud 605 is rotated, the stud 605 drives the flow limiting block 606 to ascend or descend to reduce or increase the contact area between the injection molding liquid and the inner wall of the flow limiting groove 604, so as to achieve the purpose of reducing or increasing the feeding speed, the injection molding liquid enters each flow dividing pipe 9 through the injection molding pipe 7, so as to greatly improve the production efficiency of the product, the injection molding liquid enters the injection molding groove 2, and simultaneously the gas in the injection groove 2 is discharged out of the injection groove 2 through the exhaust pipe 3, the stability of product shape has been guaranteed, the production quality of product has been improved, and after moulding plastics, to letting in mobile cooling water in the cooling channel 4 accelerate the cooling rate of product, improved work efficiency.

Through the technical scheme, 1, the feeding speed of the whole device can be controlled through the cooperation between the current limiting device 6 and the upper die base 5, so that the working efficiency is greatly improved, and the flexibility of the device is improved; 2. through the cooperation between the injection molding pipe 7 and the shunt pipe 9, the whole device can simultaneously inject a plurality of products, so that the production efficiency is improved; 3. the cooperation between blast pipe 3 and the groove 2 of moulding plastics for the gas in the groove 2 of moulding plastics can be discharged outside the groove 2 of moulding plastics, has guaranteed the stability of product shaping back shape.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and its practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a fixed injection mold of steerable feed rate, includes die holder (1), its characterized in that: the utility model discloses a pipe mould, including die holder (1), die holder (1) inside run through have the groove of moulding plastics (2), the groove of moulding plastics (2) one side fixedly connected with blast pipe (3), die holder (1) inside run through have cooling channel (4), die holder (1) upper surface swing joint has upper die base (5) upper surface fixedly connected with current limiting device (6), current limiting device (6) lower extreme fixedly connected with moulds plastics pipe (7).

2. The fixed injection mold with controllable feeding speed according to claim 1, characterized in that the upper surface of the lower mold base (1) is symmetrically provided with grooves (8), and the width of the grooves (8) is the same as the thickness of the upper mold base (5).

3. The fixed injection mold with controllable feeding speed according to claim 1, characterized in that the exhaust pipe (3) penetrates through both sides of the lower mold base (1).

4. The fixed injection mold capable of controlling the feeding speed according to claim 1, wherein the flow limiting device (6) comprises a housing (601), an injection port (602) is fixedly connected to one side of the housing (601), a meter (603) is fixedly connected to the outer surface of the injection port (602), a flow limiting groove (604) is arranged at the lower end inside the housing (601), a stud (605) is arranged at the upper end inside the housing (601) in a penetrating manner, the lower end of the stud (605) is connected with a flow limiting block (606) in a threaded manner, a threaded hole (607) is arranged in the center of the flow limiting block (606) in a penetrating manner, and the lower surface of the flow limiting block (606) can be attached to the inner wall of the flow limiting groove (604).

5. Stationary injection mould with controllable feed rate according to claim 1, characterised in that the injection pipe (7) is provided with a shunt tube (9) at its lower end, which shunt tube (9) is located directly above the injection groove (2).