CN201140483Y

CN201140483Y - Case mold slide block knockout core structure

Info

Publication number: CN201140483Y
Application number: CNU2007200422649U
Authority: CN
Inventors: 刘星
Original assignee: Mitac Precision Technology Kunshan Ltd
Current assignee: Mitac Precision Technology Kunshan Ltd
Priority date: 2007-11-14
Filing date: 2007-11-14
Publication date: 2008-10-29
Anticipated expiration: 2017-11-14

Abstract

A female mould slide block loose core structure of a mould is disclosed. The mould comprises an upper fixed plate, a stripping material plate, a female mould plate, a female mould kernel and a male mould kernel which are connected with each other in turn. The female mould slide block loose core structure comprises that one end of a shutter is fixed on the upper fixed plate, a slide block beam block is arranged in the upper fixed plate, the stripping material plate and the female mould plate, wherein one end of the slide block beam block is connected with the shutter, two sides of the middle of the slide block beam block are respectively provided with two backstop plates, the other end of the slide block beam block is a conical body whose two sides are provided with two dovetail grooves, two limit baffles which are arranged in the female mould plate are respectively positioned on two sides of the slide block beam block, two slide block inserts which are arranged in the female mould kernel are respectively positioned on two sides of the conical body of the slide block beam block, two trapezoidal projections are respectively arranged on two sides of the two slide block inserts which near to the conical body, two bosses are respectively arranged on two sides of the two slide block inserts which are apart from one end of the upper fixed plate, and two sides of the other end are respectively provided with two grooves.

Description

The mother plate sliding block structure of loosing core

[technical field]

The relevant a kind of structure of loosing core of the utility model, the particularly a kind of mother plate sliding block structure of loosing core.

[background technology]

Along with developing rapidly of electronic technology; the demand of communication apparatus increases day by day; the specification requirement of mother plate sliding block is more and more higher, and the existing mother plate sliding block structure of loosing core is gone into sub-pith and formed by two shifting blocks, two slide block wear-resistant blocks, two blocks, a slide block bundle piece, two springs, two slide blocks.It is more that its mother module core domestic demand line cuts the place, and structure is complicated.

See also Fig. 1, Fig. 1 is the existing mother plate sliding block structure cut-away view of loosing core.

As shown in the figure, this mother plate sliding block structure of loosing core, be applied to a mould, this mould includes upper mounted plate 1, stripper plate 2, caster 3, mother module core 4, the male model benevolence 5 that is linked in sequence, this mother plate sliding block structure of loosing core comprises: a sliding bundle piece 21, it is located in upper mounted plate 1, stripper plate 2 and the caster 3, and these slide block bundle piece 21 1 ends are connected with upper mounted plate 1, and the other end is a bullet 211; Two shifting blocks 22, it is located in upper mounted plate 1, stripper plate 2 and the caster 3, and each shifting block 22 lays respectively at the both sides of slide block bundle piece 21, and each shifting block 22 1 end is connected with upper mounted plate 1, and the other end is to stir body 221; Two slide blocks are gone into son 31, and it is located in the mother module core 4, and each slide block is gone into the both sides that son 31 lays respectively at slide block bundle piece 21 1 end toper bodies 211, and the both sides that each slide block is gone into an end of son 31 contact with a side of stirring body 221; Two slide block wear-resistant blocks 32, it is located in the caster 3, and each slide block wear-resistant block 32 lays respectively near a side of stirring body 221 ends, and contacts with shifting block 22; Two springs 33, it is located in the caster 3, and each spring 33 1 end is positioned at stirs the side of body 221 away from slide block bundle piece 21; Two blocks 34, it is located in the caster 3, and a side of each block 34 contacts with the side of spring 33 away from shifting block 22; One die cavity 11, it is located in the middle of mother module core 4 and the male model benevolence 5, and this die cavity 11 is gone into 31 being connected away from upper mounted plate 1 one ends of son with slide block.

During die sinking, upper mounted plate 1 drives with coupled slide block bundle piece 21 and the shifting block 22 of screw, motion along with slide block bundle piece 21 and shifting block 22, because the body 221 of stirring of shifting block 22 is gone into son 31 angled contacting with slide block, so slide block is gone into son 31 also along with motion when shifting block 22 rises, the interior compacted spring 33 of caster 3 grooves also can promote the motion of shifting block 22 simultaneously, cause two slide blocks to go into son 31 like this to drawing close together, make to be connected slide block and to go into the die cavity 11 of son on 31 and go into son 31 with slide block and break away from mutually, and then realize loosing core.In the above-mentioned process of loosing core, shifting block 22 is very serious with the friction meeting of caster 3, so change slide block wear-resistant block 32 at the serious position of shifting block 22 and caster 3 contact frictions.

In view of this, in fact be necessary to develop a kind of novel mother plate sliding block structure of loosing core, break the prior art structure of mother plate sliding block, solving in the existing mother plate sliding block mother module core domestic demand line, to cut the place more, and structure is than complicated problems.

[summary of the invention]

Therefore, the purpose of this utility model is to provide a kind of novel mother plate sliding block structure of loosing core, and changes the existing technical pattern of mother plate sliding block, makes its structure more simple, reduces cost effectively.

For reaching above-mentioned purpose, the mother plate sliding block of the present utility model structure of loosing core is applied to a mould, and this mould includes upper mounted plate, stripper plate, caster, mother module core, the male model benevolence that is linked in sequence, and this mother plate sliding block structure of loosing core comprises:

One shutter, the one end is fixed on the upper mounted plate;

One slide block bundle piece, it is located in upper mounted plate, stripper plate and the caster, and an end of this slide block bundle piece is connected with shutter, and the both sides of this slide block bundle piece centre are respectively a baffle plate, this slide block bundle piece other end is a bullet, and the both sides of this bullet respectively are provided with a dovetail groove;

Two postive stop baffles, it is located in the caster, and is fixed on the stripper plate by screw, and each postive stop baffle lays respectively at the both sides of slide block bundle piece;

Two slide blocks are gone into son, it is located in the mother module core, each slide block is gone into the both sides that son lays respectively at the bullet on the slide block bundle piece, close bullet one side that each slide block is gone into son respectively is provided with a trapezoidal projection, the shape of each trapezoidal projection and above-mentioned dovetail groove match to merge and are located at respectively in this dovetail groove, each slide block is gone into son and is respectively equipped with a boss away from one of upper mounted plate one end side, and one of other end side is respectively equipped with a groove.

Compared to prior art, the caster slide block of the present utility model structure of loosing core has been saved shifting block, the slide block wear-resistant block, and block, and caster need not process block groove and slide block wear-resistant block groove, makes structure more simple, reduces cost effectively.

[description of drawings]

Fig. 1 illustrates the existing mother plate sliding block structure cut-away view of loosing core.

Fig. 2 illustrates the mother plate sliding block of the present utility model structure cut-away view of loosing core.

Fig. 3 illustrates the loose core die opening state cut-away view of structure of mother plate sliding block of the present utility model.

Fig. 4 illustrates the loose core three-dimensional structure diagram of structure dovetail groove of mother plate sliding block of the present utility model.

[specific embodiment]

See also Fig. 2, Fig. 3 and Fig. 4, it is respectively mother plate sliding block of the present utility model structure cut-away view, mother plate sliding block of the present utility model the loose core three-dimensional structure diagram of structure dovetail groove of the die opening state cut-away view of structure, mother plate sliding block of the present utility model of loosing core of loosing core.

The utility model mother plate sliding block structure of loosing core, be applied to a mould, this mould includes upper mounted plate 1, stripper plate 2, caster 3, mother module core 4, the male model benevolence 5 that is linked in sequence, and this utility model mother plate sliding block structure of loosing core comprises: a shutter 10, one end are fixed on the upper mounted plate 1; One slide block bundle piece 20, it is located in upper mounted plate 1, stripper plate 2 and the caster 3, one end of this slide block bundle piece 20 is connected with shutter 10, the both sides of these slide block bundle piece 20 centres are respectively a baffle plate 201, these slide block bundle piece 20 other ends are a bullet 202, and the both sides of this bullet 202 respectively are provided with a dovetail groove 203; Two postive stop baffles 30, it is located in the caster 3, and is fixed on the stripper plate 2 by screw, and each postive stop baffle 30 lays respectively at the both sides of slide block bundle piece 20; Two slide blocks are gone into son 40, it is located in the mother module core 4, each slide block is gone into the both sides that son 40 lays respectively at the bullet 202 on the slide block bundle piece 20, close bullet 202 1 sides that each slide block is gone into son 40 respectively are provided with a trapezoidal projection 403, the shape of each trapezoidal projection 403 and above-mentioned dovetail groove 203 match to merge and are located at respectively in the dovetail groove 203, thereby form stern notch structure 420, each slide block is gone into son 40 and is respectively equipped with a boss 402 away from one of upper mounted plate 1 one ends side, and one of other end side is respectively equipped with a groove 401.

In present embodiment, this mother plate sliding block structure of loosing core also comprises two springs 50, and it is located at slide block and goes in the groove 401 of son 40, and each spring 50 1 end contacts with groove 401 inwalls, and the other end contacts with mother module core 4 sidewalls; One die cavity 60, it is located in male model benevolence 5 and the mother module core 4, and this die cavity 60 is provided with groove 601, and the boss 402 of going into son 40 with slide block matches.

During die sinking, upper mounted plate 1 drives shutter 10, thereby driving slide block bundle piece 20 moves upward, the bullet 202 of these slide block bundle piece 20 1 ends begins upwards to break away from slide block and goes into son 40, because the structure of dovetail groove 420, when slide block bundle piece 20 moves upward, the trapezoidal projection 403 that slide block is gone into son 40 1 sides combines with the dovetail groove 203 of bullet 202 1 sides, make bullet 202 can not break away from slide block and go into son 40, like this, make slide block go into the son 40 along with moving upward of slide block bundle piece 20 to drawing close together, meanwhile slide block goes into that compacted springs 50 also begin to push the inwall that slide block is gone into son 40 in son 40 the groove 401, so further makes two slide blocks go into son 40 to drawing close together.When upper mounted plate 1 rises to certain altitude, the baffle plate 201 of slide block bundle piece 20 middle both sides is fixed on postive stop baffle 30 fixing on the stripper plate 2 with its both sides and contacts in the process that rises, the postive stop baffle 30 that is fixed on like this on the stripper plate 2 has just stoped moving upward of slide block bundle piece 20, and upper mounted plate 1 also moves upward continuing, be connected the pulling force that produces in the shutter 10 passive movement processes in the middle of upper mounted plate 1 and the slide block bundle piece 20 this moment and make itself separately, cause upper mounted plate 1 and slide block bundle piece 20 to be separated from each other.Meanwhile, along with the continuous rising of slide block bundle piece 20, two slide blocks are gone into son 40 also to drawing close together, make boss 402 be separated with die cavity 60 grooves 601 that match like this, thereby thereby slide block go into son 40 and just broken away from die cavity 60 realizations and loose core.

Claims

1, a kind of mother plate sliding block structure of loosing core is applied to a mould, and this mould includes upper mounted plate, stripper plate, caster, mother module core, the male model benevolence that is linked in sequence, and it is characterized in that this structure comprises:

One shutter, the one end is fixed on the upper mounted plate;

Two slide blocks are gone into son, it is located in the mother module core, each slide block is gone into the both sides that son lays respectively at the bullet on the slide block bundle piece, close bullet one side that each slide block is gone into son respectively is provided with a trapezoidal projection, the shape of each trapezoidal projection and above-mentioned dovetail groove match to merge and are located at respectively in the dovetail groove, each slide block is gone into son and is respectively equipped with a boss away from one of upper mounted plate one end side, and one of other end side is respectively equipped with a groove.

2, the mother plate sliding block as claimed in claim 1 structure of loosing core is characterized in that, this mother plate sliding block structure of loosing core also comprises two springs, and it is located at slide block and goes in the groove of son, and each spring one end contacts with the groove inwall, and the other end contacts with the mother module core sidewall.