CN208992973U - Injection mold - Google Patents

Abstract

The utility model proposes a kind of injection molds, it includes the master mold and male model being oppositely arranged, and the mode in the master mold and the male model, the mode includes two slide cores, master mold enters son, male die insert and jacking block, two slide cores are oppositely arranged, each slide core includes the top and bottom being oppositely arranged, the master mold enters son and is in contact with the top surface of two slide cores, the jacking block is in contact with the bottom surface of two slide cores, the male die insert is arranged in the jacking block and extends between two slide cores, two slide cores, the master mold enters son and the type chamber for shaped article is collectively formed in the male die insert, with the injection molding product in the type chamber, the jacking block is for ejecting the product.Above-mentioned injection mold, which can be avoided, pulls slide core, improves the service life of injection mold.

Description

Injection mold

Technical field

The utility model relates to mould applications more particularly to a kind of injection molds.

Background technique

Injection mold is widely used a kind of mold in plastic cement industry.Existing injection mold is usually pushed up by jacking block Product out.When making knife box class thin-wall product, in a kind of existing injection mold, jacking block constitute a part of type chamber and with Product and slide core are in contact.In ejecting product, slide core and jacking block are inserted break in the horizontal direction, and slide core has needed Jacking block region is exited entirely, and jacking block could move and ejecting product, also, jacking block reset rear slider enters son and is just capable of resetting.It crosses herein The phenomenon that Cheng Zhong, slide core is contacted and separated repeatedly with jacking block, the contact surface of slide core is be easy to cause to pull, even It causes slide core stuck, affects the use of injection mold.

Utility model content

In view of the above situation, it is necessary to a kind of injection mold that can be avoided slide core and pull is provided, it is above-mentioned to solve Problem.

A kind of injection mold comprising the master mold and male model being oppositely arranged, and be set in the master mold and the male model Mode, the mode includes that enter son, male die insert and jacking block, two slide cores opposite for two slide cores, master mold Setting, each slide core include the top and bottom being oppositely arranged, and the master mold enters son and two slide cores The top surface be in contact, the jacking block is in contact with the bottom surface of two slide cores, and the male die insert is worn It in the jacking block and extends between two slide cores, two slide cores, the master mold enter sub and described The type chamber for shaped article is collectively formed in male die insert, and with the injection molding product in the type chamber, the jacking block is for pushing up The product out.

Further, the mode further includes that template enters son, and it is separate set on two slide cores that the template enters son The master mold enters the side of son, and the jacking block is set to the template and enters between son and the slide core, and the male die insert is worn Enter on son set on the template.

Further, the master mold enters attached bag and includes bottom plate, enters sub-portion and positioning column, and the bottom plate enters with two sliding blocks The top surface of son is in contact, it is described enter sub-portion be fixed on the bottom plate, the positioning column be convexly equipped in it is described enter sub-portion on, use In position opposite with the male die insert.

Further, the positioning column be removably installed in it is described enter sub-portion on.

Further, each slide core is equipped with the container through the top surface and the bottom surface, the public affairs Mould enters son and is contained in the container of two slide cores.

Further, the cross section of the container is V-shaped.

Further, the master mold includes die holder and the caster on the die holder, the public affairs Mould includes male model fixed plate and male template, support block and liftout plate in the male model fixed plate, and the support block is set to described Between male template and the male model fixed plate, the liftout plate is actively contained in the support block.

Further, the injection mold further includes multiple sliding equipments, and each sliding equipment includes sliding seat, peace Block and oblique top pin are filled, the sliding seat is set in the male template, and the mounting blocks and the oblique top pin are set to the caster On, and the oblique top pin is threaded through on the sliding seat, to drive the sliding seat to move.

Further, the two sides of each mode are respectively equipped with the sliding equipment, each slide core It is connected with the corresponding sliding seat.

Further, the jacking block is connected with the liftout plate, and the jacking block moves under the drive of the liftout plate.

In above-mentioned injection mold, type chamber is together formed since two slide cores, master mold enter sub and male die insert, and is slided Block is not involved in molding, and it is broken to avoid jacking block and slide core inserting in the horizontal direction in die sinking, to avoid pulling sliding block Enter son, improve the service life of injection mold, and can be avoided product and the phenomenon that excessive glue occur.

Detailed description of the invention

Fig. 1 is the stereoscopic schematic diagram of the injection mold in embodiment provided by the utility model.

Fig. 2 is the perspective exploded view of injection mold shown in FIG. 1.

Fig. 3 is the perspective exploded view of mode and sliding equipment in injection mold shown in Fig. 2.

Fig. 4 is the stereoscopic schematic diagram of mode shown in Fig. 3.

Fig. 5 is the perspective exploded view of mode shown in Fig. 3.

Fig. 6 is cross-sectional view of the mode shown in Fig. 4 along V-V line.

Main element symbol description

The following detailed description will be further explained with reference to the above drawings the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

It should be noted that it can be directly to separately when an element is considered as " connection " another element One element may be simultaneously present the element being centrally located.When an element is considered as " setting exists " another element, It, which can be, is set up directly on another element or may be simultaneously present the element being centrally located.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain communicates.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes Any and all combinations of one or more related listed items.

Fig. 1 is please referred to, the utility model provides a kind of injection mold 100 comprising the master mold 10 and male model being oppositely arranged 20, master mold 10 includes die holder 11 and is set to caster 12 on die holder 11, and male model 20 includes male model fixed plate 21 And male template 22, support block 23 and liftout plate 24 in male model fixed plate 21, support block 23 are set to 22 male model fixed plate of male template Between 21, liftout plate 24 is actively contained in support block 23.

Referring to Fig. 2 and Fig. 3, injection mold 100 further includes the mode 30 in master mold 10 and male model 20 and slides Motivation structure 40.In the present embodiment, the quantity of mode 30 and sliding equipment 40 is multiple, and 30 two sides of each mode are distinguished Equipped with a sliding equipment 40.

Each sliding equipment 40 includes sliding seat 41, mounting blocks 42 and oblique top pin 43, and sliding seat 41 is set in male template 22, And mounting hole (not shown) is offered on sliding seat 41.Mounting blocks 42 and oblique top pin 43 are set on caster 12, and oblique top pin 43 It is threaded through on sliding seat 41, to drive sliding seat 41 to move.In die sinking, caster 12 drives oblique top pin 43 to be directed away from male model The direction of plate 22 moves, and the direction that oblique top pin 43 drives sliding seat 41 to be directed away from mode 30 moves.

Referring to Fig. 3 to Fig. 5, mode 30 includes two slide cores 31, master mold enters son 32, template enters son 33, public Mould enters son 34 and jacking block 35.

Two slide cores 31 are oppositely arranged, and each slide core 31 is connected with corresponding sliding seat 41, to slide Mechanism 40 can drive slide core 31 to move.Each slide core 31 has the top surface 311 and bottom surface 312 being oppositely arranged, and every The container 313 through top surface 311 and bottom surface 312 is offered in a slide core 31, in the present embodiment, each sliding block enters Son 31 on container 313 quantity be three, the cross section of container 313 is V-shaped, but not limited to this, container 313 it is transversal Face can also be in rectangle or other shapes.

Master mold enters son 32 and is in contact with the top surface of two slide cores 31, and master mold enters son 32 and includes bottom plate 321, enters sub-portion 322 and positioning column 323, bottom plate 321 is in bar shaped, and bottom plate 321 is in contact with the top surface 311 of two slide cores 31, enters sub-portion 322 It is fixed on bottom plate 321, positioning column 323 is convexly equipped in sub-portion 322, for position opposite with male die insert 34.In this embodiment party In formula, positioning column 323 is removably installed in sub-portion 322.It is appreciated that in other embodiments, positioning column 323 It can be installed in sub-portion 322.In the present embodiment, the quantity for entering sub-portion 322 and positioning column 323 is respectively three.

Template enters son 33 and jacking block 35 is set to the side that two slide cores 31 enter son 32 far from master mold, jacking block 35 and sliding block The bottom surface 312 for entering son 31 is in contact, and jacking block 35 is set to template and enters between son 33 and slide core 31.Preferably, 35 court of jacking block It can be inclined-plane to the surface of slide core 31.

Jacking block 35 is connected with liftout plate 24, so that jacking block 35 moves under the drive of liftout plate 24 (please join Fig. 1).It can be with Understand, jacking block 35 can be connected with the knock pin (not shown) on liftout plate 24.

Male die insert 34 is arranged in template and enters on son 33 and jacking block 35, and extends between two slide cores 31, specifically Ground, each male die insert 34 are contained in the container 313 of two slide cores 31, that is, are housed in by two sliding blocks Enter in the accommodating space that son 31 surrounds jointly.In the present embodiment, the quantity of male die insert 34 is three.

Male die insert 34 is equipped with location hole (not shown) towards the side that master mold enters son 32, and master mold enters the positioning column of son 32 323 is corresponding with the location hole of male die insert 34, is accurately aligned so that male die insert 34 enters son 32 with master mold.Product 200 take shape on male die insert 34.

Fig. 6 is please referred to, two slide cores 31, master mold enter son 32 and male die insert 34 is together formed for shaped article 200 type chamber, with the injection molding product 200 in the type chamber.Jacking block 35 is in contact with the bottom surface of two slide cores 31, top The bottom surface of block 35 and two slide cores 31 not structure forming cavity.When injection molding, jacking block 35 is located at below two slide cores 31.

When using injection mold 100, first master mold 10 and male model 20 are molded, sliding equipment 40 drives two slide cores 31 is close to each other, and two slide cores 31, master mold enter son 32 and male die insert 34 together forms type chamber, then, passes through master mold Injection molding channel (not shown) on 10 injects plastic cement into type chamber, with shaped article 200.

After molding, master mold 10 is separated with 20 phase of male model, and two slide cores 31 are mutually remote under the drive of sliding equipment 40 From after two slide cores 31 move a distance, contact product is simultaneously under the drive of liftout plate 24 (please join Fig. 1) for jacking block 35 Product 200 is ejected, the demoulding of product 200 is completed.

In above-mentioned injection mold 100, due to two slide cores 31, master mold enter son 32 and male die insert 34 together form Type chamber, and jacking block 35 is not involved in molding, it is broken to avoid jacking block 35 and slide core 31 inserting in the horizontal direction in die sinking, from And avoid pulling slide core 31, the service life of injection mold 100 is improved, and can be avoided product and showing for excessive glue occur As.

In addition, being removably equipped with positioning column 323 on son 32 since master mold enters, master mold enters son 32 can be with male die insert 34 Precisely contraposition, prevents product from the phenomenon that meat thickness ununiformity occur, also, when positioning column 323 damages, be easily changed positioning column 323。

In the present embodiment, male die insert 34 there are three being set in each mode 30, it will be understood that in other embodiments In, the quantity of male die insert 34 can also be one or more in each mode 30.

It is appreciated that in other embodiments, the sliding equipment 40 can be replaced by other sliding driving structures, only It wants energy band movable slider to enter son 31 to slide.

In addition, those skilled in the art can also do other variations within the spirit of the present invention, certainly, these are according to this reality The variation made of novel spirit should all be included in the utility model range claimed.

Claims (10)

1. a kind of injection mold comprising the master mold and male model being oppositely arranged, and in the master mold and the male model Mode, it is characterised in that: the mode enters son, male die insert and jacking block, two sliding blocks including two slide cores, master mold Enter son to be oppositely arranged, each slide core includes the top and bottom being oppositely arranged, and the master mold enters described in son and two The top surface of slide core is in contact, and the jacking block is in contact with the bottom surface of two slide cores, the male model Enter son to be arranged in the jacking block and extend between two slide cores, two slide cores, the master mold enter The type chamber for shaped article is collectively formed in the sub and described male die insert, with injection molding product, the top in the type chamber Block is for ejecting the product.

2. injection mold as described in claim 1, it is characterised in that: the mode further includes that template enters son, and the template enters Son is set to the side that two slide cores enter son far from the master mold, and the jacking block is set to the template and enters son and the cunning Block enters between son, and the male die insert is arranged in the template and enters on son.

3. injection mold as described in claim 1, it is characterised in that: the master mold enters attached bag and includes bottom plate, enters sub-portion and positioning Column, the bottom plate are in contact with the top surface of two slide cores, it is described enter sub-portion be fixed on the bottom plate, it is described Positioning column enters in sub-portion described in being convexly equipped in, and is used for position opposite with the male die insert.

4. injection mold as claimed in claim 3, it is characterised in that: the positioning column be removably installed in it is described enter sub-portion On.

5. injection mold as described in claim 1, it is characterised in that: each slide core, which is equipped with, runs through the top surface With the container of the bottom surface, the male die insert is contained in the container of two slide cores.

6. injection mold as claimed in claim 5, it is characterised in that: the cross section of the container is V-shaped.

7. injection mold as described in claim 1, it is characterised in that: the master mold include die holder and be set to the mother Caster in mould fixed plate, the male model include male model fixed plate and the male template in the male model fixed plate, support block And liftout plate, the support block are set between the male template and the male model fixed plate, the liftout plate is actively contained in institute It states in support block.

8. injection mold as claimed in claim 7, it is characterised in that: the injection mold further includes multiple sliding equipments, often A sliding equipment includes sliding seat, mounting blocks and oblique top pin, and the sliding seat is set in the male template, the mounting blocks And the oblique top pin is set on the caster, and the oblique top pin is threaded through on the sliding seat, to drive the sliding seat Movement.

9. injection mold as claimed in claim 8, it is characterised in that: the two sides of each mode are respectively equipped with described in one Sliding equipment, each slide core are connected with the corresponding sliding seat.

10. injection mold as claimed in claim 7, it is characterised in that: the jacking block is connected with the liftout plate, the top Block moves under the drive of the liftout plate.