CN212948920U - Mould with auxiliary insertion flow-resisting injection mould structure - Google Patents

Abstract

The utility model discloses a mould with supplementary plug-in choked flow injection mould structure, including base and back mould embryo, the base upper end is fixed with the square iron, and the inboard distribution of square iron has thimble bottom plate, the laminating of thimble bottom plate upper end has thimble panel, back mould embryo laminating in square iron upper end, and back mould embryo upper end is provided with the back mold core, the laminating of back mold core upper end has preceding mold core, preceding mold core middle part distributes and has into jiao kou, and advances jiao kou lower extreme distribution and have jiao kou poling. This mould with supplementary plug-in choked flow injection mould structure is provided with into jiao kou, advance to glue and constitute the intercommunication column structure between mouthful and the mouth of gluing the interlude hole, the user is when producing the product body through the mould, will strengthen the pressure between back mold core and the preceding mold core, the product body shaping just can be stable, the severe problem of cutting edge of a knife or a sword appears criticizing in the runner under this condition, and pressure loss is big, the setting of mouth of gluing the interlude hole, as supplementary plug-in choked flow injection mould structure, can solve the runner and criticize the cutting edge of a knife or a sword problem.

Description

Mould with auxiliary insertion flow-resisting injection mould structure

Technical Field

The utility model relates to an injection mold technical field specifically is for having supplementary mould of inserting choked flow injection mould structure.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

At present, according to normal design, when a product is produced through a mold, the pressure between a rear mold core and a front mold core needs to be increased, the product molding is stable, the serious problem of the criticality of a runner can occur under the condition, the pressure loss is large, and accordingly, the mold with the auxiliary insertion-through flow blocking injection mold structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould with supplementary plug-in choked flow injection mould structure to what provide among the above-mentioned background art is solved when trying on a trial basis, does the IML product, and pressure will increase to adhesive force, and the product deformation just can be stable, and the runner will appear criticizing cutting edge of a knife or a sword serious problem, the big problem of loss of pressure.

In order to achieve the above object, the utility model provides a following technical scheme: the mold with the auxiliary insertion through flow choking injection mold structure comprises a base and a rear mold blank, wherein square iron is fixed to the upper end of the base, an ejector pin base plate is distributed on the inner side of the square iron, an ejector pin panel is attached to the upper end of the ejector pin base plate, the rear mold blank is attached to the upper end of the square iron, a rear mold core is arranged on the upper end of the rear mold blank, a front mold core is attached to the upper end of the rear mold core, a glue inlet is distributed in the middle of the front mold core, a glue inlet through hole is distributed in the lower end of the glue inlet, a product body is distributed on the outer side of the glue inlet through hole, a front mold blank is attached to the upper end of the front mold core, an upper panel is fixed to the upper end of the front mold blank, a positioning ring is arranged in the middle of the upper.

Preferably, be vertical form distribution between base and the square iron, and the square iron is the symmetric distribution about the vertical axis of base.

Preferably, the rear mold blank is movably connected with the rear mold core, and the vertical central axis of the rear mold blank coincides with the vertical central axis of the rear mold core.

Preferably, the glue inlet and the glue inlet through hole are of an integrated structure, and a communicated structure is formed between the glue inlet and the glue inlet through hole.

Preferably, the rear mold blank is connected with the front mold blank in a clamping manner, and the outer opening of the rear mold blank is matched with the outer opening of the front mold blank in size.

Preferably, be fixed connection between panel and the holding ring, and the vertical axis coincidence of holding ring and hopper.

Compared with the prior art, the beneficial effects of the utility model are that: this mould with supplementary plug-in choked flow injection mould structure is provided with into jiao kou, advance to glue and constitute the intercommunication column structure between mouthful and the mouth interlude hole of gluing, the user is when producing the product body through the mould, will strengthen the pressure between back mold core and the preceding mold core, the product body shaping just can be stable, the severe problem of cutting edge of a knife or a sword appears criticizing in the runner under this condition, and pressure loss is big, the setting of mouth interlude hole of gluing, plug-in choked flow injection mould structure as the assistance, can solve the runner and criticize the cutting edge of a knife or a sword problem, thereby avoid the product body burr to appear, the arrow point, the condition such as acute angle, improve the.

The size of the outer opening of the rear mold blank is matched with that of the outer opening of the front mold blank, the rear mold blank and the front mold blank are more firm, the phenomenon that the connection between the rear mold blank and the front mold blank is loosened in the injection molding process of the mold can be avoided, and the smooth injection molding is guaranteed.

The setting of holding ring and the vertical axis coincidence of hopper, this structure lets the user fix a position front mould embryo through the holding ring, and the user pours into the ground paste into the hopper into through the runner, and the ground paste enters into gluey mouth and glues a mouthful interlude hole, then goes into the shaping intracavity in the middle of back mold core and the preceding mold core, and simple structure easily operates, satisfies user's demand.

Drawings

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

FIG. 2 is a front view of the front mold blank of the present invention;

fig. 3 is the front structure schematic diagram of the rear mold blank of the present invention.

In the figure: 1. a base; 2. square iron; 3. a thimble base plate; 4. a thimble panel; 5. a rear mold blank; 6. a rear mold core; 7. a front mold core; 8. a glue inlet; 9. the glue opening penetrates through the jack; 10. a product body; 11. a front mold blank; 12. an upper panel; 13. a positioning ring; 14. a hopper; 15. and (5) clamping the 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.

Referring to fig. 1-3, the present invention provides a technical solution: the mold with the auxiliary insertion through flow choking injection mold structure comprises a base 1, square iron 2, an ejector pin bottom plate 3, an ejector pin panel 4, a rear mold blank 5, a rear mold core 6, a front mold core 7, a glue inlet 8, a glue inlet through hole 9, a product body 10, a front mold blank 11, an upper panel 12, a positioning ring 13, a hopper 14 and a clamping column 15, wherein the square iron 2 is fixed at the upper end of the base 1, the ejector pin bottom plate 3 is distributed on the inner side of the square iron 2, the base 1 and the square iron 2 are distributed vertically, and the square iron 2 is symmetrically distributed relative to a vertical central axis of the base 1;

the ejector pin panel 4 is attached to the upper end of the ejector pin base plate 3, the rear mold blank 5 is attached to the upper end of the square iron 2, the rear mold core 6 is arranged at the upper end of the rear mold blank 5, the rear mold blank 5 is movably connected with the rear mold core 6, and the vertical central axis of the rear mold blank 5 is superposed with the vertical central axis of the rear mold core 6;

the upper end of the rear mold core 6 is attached with a front mold core 7, the middle part of the front mold core 7 is distributed with a glue inlet 8, the lower end of the glue inlet 8 is distributed with a glue inlet through hole 9, an integrated structure is formed between the glue inlet 8 and the glue inlet through hole 9, and a communicated structure is formed between the glue inlet 8 and the glue inlet through hole 9, when a user produces a product body 10 through a mold, the pressure between the rear mold core 6 and the front mold core 7 needs to be increased, the product body 10 is formed stably, in this case, serious flash problem of a runner can occur, pressure loss is large, the arrangement of the glue inlet through hole 9 is used as an auxiliary insertion flow-blocking injection mold structure, the problem of flash of the runner can be solved, the situations of burrs, arrows, acute angles and the like of the product body 10 are avoided, and the quality of the product body 10 is improved;

a product body 10 is distributed outside the rubber opening through insertion hole 9, a front mold blank 11 is attached to the upper end of the front mold core 7, an upper panel 12 is fixed at the upper end of the front mold blank 11, the rear mold blank 5 is connected with the front mold blank 11 in a clamping manner, the size of the outer opening of the rear mold blank 5 is matched with that of the outer opening of the front mold blank 11, the rear mold blank 5 is more firmly fixed with the front mold blank 11, the connection between the rear mold blank 5 and the front mold blank 11 can be prevented from being loosened in the injection molding process of the mold, and the smooth injection molding is ensured;

12 middle parts of top panel are provided with holding ring 13, and the 13 lower extremes of holding ring is connected with hopper 14, 5 upper ends of back mould embryo are fixed with card post 15, be fixed connection between top panel 12 and the holding ring 13, and the vertical axis coincidence of holding ring 13 and hopper 14, the setting of this structure, let the user fix a position front mould embryo 11 through holding ring 13, the user pours into the ground paste into hopper 14 in, the ground paste enters into glue mouth 8 and glue mouth interlude hole 9 through the runner, then go into the shaping intracavity in the middle of back mold core 6 and the preceding mold core 7, moreover, the steam generator is simple in structure and easy to operate, satisfy user's demand.

The working principle is as follows: for the mold with the auxiliary insertion flow-resisting injection mold structure, a user firstly installs the injection mold on an injection molding machine, after an injection molding machine table is heated, firstly debugs a pure plastic part to meet the requirements of size, appearance and the like, a formed and punched PET film is placed in an injection mold cavity, after mold closing, plastic is poured into the injection mold cavity from a main runner, and a glue opening insertion hole 9 is arranged to be used as the auxiliary insertion flow-resisting injection mold structure, so that the problem of runner criticism can be solved, the product body 10 is prevented from generating burrs, arrows, acute angles and the like, the quality of the product body 10 is improved, slurry is poured into the injection mold cavity, the slurry and the film are combined into a required product body 10, after injection molding is finished, a rear mold blank 5 and a front mold blank 11 are opened, the product body 10 is taken out after mold opening is carried out, the vertical central axis of the rear mold blank 5 is coincided with the vertical central axis of a rear mold, let the user can be more convenient install and dismantle the device, the work of demolising after the person's of facilitating the use operation of moulding plastics, satisfy user's demand, be connected for the block between back mould embryo 5 and the front mould embryo 11, and back mould embryo 5 is identical with the outer mouthful size of front mould embryo 11, it is more firm to decide between back mould embryo 5 and the front mould embryo 11, can avoid the mould at the in-process of moulding plastics, the connection between back mould embryo 5 and the front mould embryo 11 produces not hard up, guarantee to mould plastics smoothly, the user can fix a position front mould embryo 11 through holding ring 13, the user pours into the ground paste into hopper 14, the ground paste passes through the runner and gets into jiao kou 8 and jiao kou poling hole 9, then go into the shaping intracavity in the middle of back mold core 6 and the front mold core 7, moreover, the steam generator is simple in structure, user's demand is satisfied.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Mould with supplementary plug-in choked flow injection mould structure, including base (1) and back mould embryo (5), its characterized in that: the upper end of the base (1) is fixed with square iron (2), the inner side of the square iron (2) is distributed with a thimble base plate (3), the upper end of the thimble base plate (3) is jointed with a thimble panel (4), the rear mould blank (5) is jointed with the upper end of the square iron (2), the upper end of the rear mould blank (5) is provided with a rear mould core (6), the upper end of the rear mould core (6) is jointed with a front mould core (7), the middle part of the front mould core (7) is distributed with a glue inlet (8), the lower end of the glue inlet (8) is distributed with a glue inlet through hole (9), the outer side of the glue inlet through hole (9) is distributed with a product body (10), the upper end of the front mould core (7) is jointed with a front mould blank (11), the upper end of the front mould blank (11) is fixed with an upper panel (12), the middle part of the upper panel (12) is provided with a positioning, and a clamping column (15) is fixed at the upper end of the rear mold blank (5).

2. The mold with the auxiliary insert flow blocking injection mold structure of claim 1, wherein: the base (1) and the square iron (2) are distributed vertically, and the square iron (2) is symmetrically distributed about the vertical central axis of the base (1).

3. The mold with the auxiliary insert flow blocking injection mold structure of claim 1, wherein: the rear mold blank (5) is movably connected with the rear mold core (6), and the vertical central axis of the rear mold blank (5) coincides with the vertical central axis of the rear mold core (6).

4. The mold with the auxiliary insert flow blocking injection mold structure of claim 1, wherein: the glue inlet (8) and the glue inlet through hole (9) are of an integrated structure, and a communicated structure is formed between the glue inlet (8) and the glue inlet through hole (9).

5. The mold with the auxiliary insert flow blocking injection mold structure of claim 1, wherein: the rear mold blank (5) is connected with the front mold blank (11) in a clamping manner, and the outer opening of the rear mold blank (5) is matched with the outer opening of the front mold blank (11).

6. The mold with the auxiliary insert flow blocking injection mold structure of claim 1, wherein: the upper panel (12) is fixedly connected with the positioning ring (13), and the positioning ring (13) is superposed with the vertical central axis of the hopper (14).

Images