CN218640214U

CN218640214U - Integrated into one piece double fluid passage injection mold

Info

Publication number: CN218640214U
Application number: CN202222464891.9U
Authority: CN
Inventors: 王锐; 王园
Original assignee: Suzhou Unistar Mold Technology Co ltd
Current assignee: Suzhou Unistar Mold Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-17
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses an integrated into one piece double flow way injection mold, including the mould main part, be provided with hot mouth lagging in the mould main part and take off the flitch, hot mouth lagging includes sprue and a plurality of subchannel, be provided with hot mouth on the sprue, a plurality of sparse flow shafts of sprue inside rotation installation, be provided with a plurality of sparse flow boards on the sparse flow shaft periphery wall, the sparse flow board outside is provided with the cooling panel, sprue outside spiral is provided with cooling tube around the formula. The utility model discloses a mode that the multiple spot was advanced to glue has simplified the mould structure, has improved injection efficiency and rate of utilization, and to a great extent has saved the cost, and the cooling plate can fully stir contact liquid plastics when liquid plastics circulate in the sprue, guarantees the cooling effect of flow in-process, and the setting of cooling tube simultaneously can further control the stability of liquid plastics, avoids the cooling effect not good and the material solidification that leads to.

Description

Integrated into one piece double fluid passage injection mold

Technical Field

The utility model relates to an injection mold technical field specifically is an integrated into one piece double fluid passage injection mold.

Background

At present, the existing plastic raw materials comprise two types of thermoplastic plastics and thermosetting plastics, so that two injection molding processes are set for hot runner injection molding and cold runner injection molding respectively, some existing injection molds generally only have one injection molding port, only one product can be injected once, the requirements cannot be met, and the waste of the utilization rate of the injection molds is caused. The cold runner injection molding is performed by using thermosetting plastic, such as liquid silica gel, namely cold liquid, which is heated and solidified and can not be liquefied again after solidification, so that the problem that the traditional thermosetting plastic has poor cooling effect in the molding process, so that the material is solidified to generate waste materials, thereby improving the production cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an integrated into one piece double flow way injection mold to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a fluid forming double-flow-passage injection mold, includes the mould main part, be provided with hot mouth lagging in the mould main part and take off the flitch, hot mouth lagging is located the cover side just it is located the movable mould side to take off the flitch, hot mouth lagging includes sprue and a plurality of subchannel, the sprue is the double-flow-passage that the symmetry set up, subchannel one end with sprue intercommunication and the other end are linked together with the die cavity, be provided with hot nozzle on the sprue, a plurality of sparse flow shafts of sprue internal rotation installation, be provided with a plurality of sparse flow boards on the sparse flow shaft periphery wall, the sparse flow board outside is provided with the cooling plate, sprue outside spiral is provided with cooling duct around the formula.

Realize above-mentioned technical scheme, advance gluey mode through the multiple spot, the mould structure has been simplified, the efficiency of moulding plastics and the rate of utilization have been improved, to a great extent has saved the cost, can drive the sparse flow board when liquid plastics circulate in the sprue and rotate around the sparse flow axle, make the cooling plate can fully stir the contact liquid plastics, guarantee the cooling effect of flow in-process, the setting of cooling tube simultaneously can further control the stability of liquid plastics, avoid the cooling effect not good and the material solidification that leads to.

As an optimized proposal of the utility model, the stripper plate is provided with a cylinder.

Realize above-mentioned technical scheme, take off the flitch through the cylinder drive and move about and take off the material.

As a preferred scheme of the utility model, it is a plurality of the even interval of subchannel sets up, the subchannel sets up along vertical direction slope.

According to the technical scheme, the liquid plastic cannot fall vertically when entering the cavity from the main runner due to the inclined arrangement of the sub-runners, so that certain buffering exists, the whole process is more stable, and the injection molding effect is guaranteed.

As a preferred scheme of the utility model, the subchannel with the sprue contact department is for advancing gluey mouth, every advance the size of gluing the mouth and set up alone.

According to the technical scheme, the size of each glue inlet is adjusted through the early-stage mold flow analysis and the test mold verification, so that the glue inlet balance is realized, and the integral injection molding efficiency is improved.

As an optimized proposal of the utility model, the hot nozzle sleeve plate is fixedly provided with a material pulling needle.

Realize above-mentioned technical scheme, in the die sinking instant, the stub bar is drawn the stub bar and is drawn to the cover half side by drawing the material needle, and when the main split surface is opened the back completely, the product is stayed in the movable mould, and the stub bar stays in the cover half, takes off the flitch and passes through the cylinder drive, will draw the stub bar to go up the stub bar and take off.

As an optimized scheme of the utility model, the sprue is inside to be set up downwards along the axis symmetry slope.

As an optimized proposal of the utility model, a plurality of through holes are arranged on the flow baffle.

By adopting the technical scheme, the flow rate of the liquid plastic is convenient to improve.

To sum up, the utility model discloses following beneficial effect has: advance gluey mode through the multiple spot, simplified the mould structure, improved injection efficiency and rate of utilization, the cost has been saved to a great extent, can drive the sparse flow board when liquid plastics circulate in the sprue and rotate around dredging the flow axis, make the cooling plate can fully stir the contact liquid plastics, guarantee the cooling effect of flow in-process, the setting of cooling tube simultaneously can further control the stability of liquid plastics, avoid the cooling effect not good and the material solidification that leads to.

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 partial schematic structural view of the present invention;

FIG. 2 is a perspective view of the middle hot nozzle sleeve plate of the present invention;

FIG. 3 is a cross-sectional view of the main runner of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

in the figure: 1, heating a nozzle sleeve plate; 2, stripping plate; 3, a main runner; 4, divided runners; 5, heating a nozzle; 6, a flow dispersing shaft; 7, a current distribution plate; 8, cooling the plate; 9 cooling the pipeline; 10 air cylinders; 11, a glue inlet; 12, pulling a material needle; 13 through holes.

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.

Examples

Please refer to fig. 1-4, the utility model provides an integrated into one piece double flow way injection mold, including the mould main part, a serial communication port, be provided with hot mouth lagging 1 in the mould main part and take off flitch 2, hot mouth lagging 1 is located the cover side and is taken off flitch 2 and be located the movable mould side, hot mouth lagging 1 includes sprue 3 and a plurality of subchannel 4, sprue 1 is the double flow way of symmetry setting, 4 one end of subchannel and 3 intercommunication of sprue and the other end are linked together with the die cavity, be provided with hot mouth 5 on the

sprue

3, 3 internal rotation of sprue installs a plurality of sparse flow shafts 6, be provided with a plurality of sparse flow shafts 7 on the sparse flow shaft 6 periphery wall, be provided with cooling panel 8 outside

sparse flow plate

7, 3 outside spirals of sprue are provided with cooling tube 9.

The stripper plate 2 is provided with an air cylinder 10, and the stripper plate 2 is driven by the air cylinder 10 to perform movable stripping.

A plurality of subchannel 4 are even the interval setting, and subchannel 4 sets up along vertical direction slope, and the slope setting of subchannel 4 makes liquid plastics can not drop perpendicularly and have certain buffering when entering the die cavity from sprue 3, makes whole process more steady, has guaranteed the effect of moulding plastics.

The sprue 4 is for advancing gluey mouthful 11 with 3 contact departments of sprue, and every size of advancing gluey mouthful 11 sets up alone, and the size of advancing gluey mouthful 11 is adjusted through mould flow analysis and the examination mould of earlier stage is verified to realize advancing gluey balance, improve holistic efficiency of moulding plastics.

The hot nozzle sleeve plate 1 is fixedly provided with a pulling needle 12, the stub bar is pulled to the side of the fixed die by the pulling needle 12 at the moment of die sinking, when the main split surface is completely opened, the product is left on the movable die, the stub bar is left on the fixed die, the stripper plate 2 is driven by the cylinder 10, and the stub bar on the pulling needle 12 is stripped.

The main runner 3 is arranged downwards along the central axis in a symmetrical and inclined manner, and the flow distribution plate 7 is provided with a plurality of through holes 13, so that the flow velocity of the liquid plastic is improved conveniently.

The embodiment of the utility model provides an in, advance gluey mode through the multiple spot, the mould structure has been simplified, the efficiency of moulding plastics and the rate of utilization have been improved, to a great extent the cost has been saved, can drive the dredging board 7 when liquid plastics circulate in sprue 3 and rotate around dredging flow shaft 6, make cooling plate 8 can fully stir contact liquid plastics, guarantee the cooling effect of the in-process that flows, cooling pipeline 9's setting can further control liquid plastics's stability simultaneously, avoid the cooling effect not good and the material solidification that leads to.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 integrated into one piece double flow way injection mold, includes the mould main part, its characterized in that, be provided with hot mouth lagging in the mould main part and take off the flitch, hot mouth lagging is located the cover side just take off the flitch and be located the movable mould side, hot mouth lagging includes sprue and a plurality of subchannel, the sprue is the double flow way that the symmetry set up, subchannel one end with sprue intercommunication and the other end are linked together with the die cavity, be provided with hot nozzle on the sprue, a plurality of dredge shafts of sprue internal rotation installation, be provided with a plurality of dredge boards on the dredge shaft periphery wall, the dredge board outside is provided with the cooling plate, sprue outside spiral is provided with cooling duct around the formula.

2. The injection mold as claimed in claim 1, wherein the stripper plate is provided with a cylinder.

3. The injection mold of claim 2, wherein the runners are evenly spaced, and the runners are inclined in a vertical direction.

4. The injection mold of claim 3, wherein the contact portion of the branch runner and the main runner is a glue inlet, and each glue inlet is separately sized.

5. The injection mold as claimed in claim 4, wherein the hot nozzle sleeve plate is fixedly provided with a material pulling needle.

6. The injection mold of claim 5, wherein the inner portion of the main runner is inclined downward symmetrically along the central axis.

7. The injection mold of claim 6, wherein the baffle plate has a plurality of through holes.