CN210190450U - Female die with inclined top structure and die thereof - Google Patents

Abstract

The utility model discloses a take die cavity and mould of oblique top structure, belong to the mould field, a take die cavity of oblique top structure, including cavity board and at least one cavity mould benevolence, first mould benevolence chamber has been seted up to the bottom of cavity board, every cavity mould benevolence is all fixed in the inside in first mould benevolence chamber, at least one slip chamber has been seted up to the inside of cavity board, every slip chamber all is located the top of cavity mould benevolence and all link up with first mould benevolence chamber, the inside in every slip chamber all is equipped with an oblique top subassembly, push up subassembly and slip chamber sliding fit to one side, all seted up two oblique chambers on every cavity mould benevolence, two oblique chambers all run through the upper and lower two walls of cavity mould benevolence, distance between two oblique chambers is from last to reducing gradually down, push up a part of subassembly to one side passes two oblique chambers, and can be. The utility model discloses a female mould of oblique top structure in area and mould thereof can a plurality of interior side porose products of one shot forming to it need not extra drive power to loose core.

Description

Female die with inclined top structure and die thereof

Technical Field

The utility model belongs to the mould field especially relates to a take master model of oblique top structure and mould thereof.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

Set up different moulds according to different product needs, current mould once can only shaping a product to current mould is difficult to realize one shot forming to the inboard porose condition in product, for example the product that fig. 14 shows, need take out the core in this hole after the mould is opened the mould, and present structure of loosing core adopts the slider to loose core mostly, and needs extra drive power to loose core.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a take female die of oblique top structure and mould thereof is proposed, but a plurality of interior side porose products of one shot forming to it need not extra drive power to loose core.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a pair of take master model of oblique top structure, including master template and at least one master model benevolence, first mould benevolence chamber has been seted up to the bottom of master template, every master model benevolence is all fixed in the inside in first mould benevolence chamber, at least one slip chamber has been seted up to the inside of master template, every slides the top that the chamber all is located master model benevolence and all link up with first mould benevolence chamber, every slides the inside in chamber and all is equipped with an oblique top subassembly, push up subassembly and slip chamber sliding fit to one side, two oblique chambeies have all been seted up on every master model benevolence, two oblique chambeies all run through two upper and lower walls of master model benevolence, distance between two oblique chambeies is from last to reducing gradually down, a part of oblique top subassembly passes two oblique chambeies.

Preferably, the pitched roof component comprises a pitched roof base, an insert, a spring, a reset needle, two pitched roof plates and two cylindrical pins, wherein a through hole penetrating through the upper wall and the lower wall of the pitched roof base is formed in the pitched roof base, a containing groove is formed in the top of the insert, the containing groove is communicated with the through hole, the upper portion of the insert is fixed in the through hole, the insert penetrates through a cavity insert and can move up and down relative to the cavity insert, the top end of the spring is fixed or abutted against the top wall of the inner portion of a first cavity insert cavity, the bottom end of the spring is fixed or abutted against the bottom wall of the inner portion of the containing groove, the top of the reset needle is fixed on the pitched roof base, the reset needle penetrates through the cavity insert and can move up and down relative to the cavity insert, two sliding grooves are formed in the pitched roof base, the two cylindrical pins are respectively arranged.

Preferably, the inclined top plate includes an inclined portion, a folded portion integrally formed at a bottom of the inclined portion, a horizontal portion integrally formed at a bottom of the folded portion, and a core fixed to a side wall of the horizontal portion.

Preferably, the horizontal portion has a top surface area larger than a bottom surface area of the fold portion.

Preferably, the top wall of the ramp is a smooth flat surface and contacts the top wall of the chute interior.

Preferably, the pitched roof base comprises an upper base and a lower base, the bottom surface of the upper base is a smooth plane, the top surface of the lower base is a plane, the bottom surface of the upper base is in contact with the top surface of the lower base, the upper base and the lower base are fixed into a whole through bolts, a step hole penetrating through the upper wall and the lower wall of the lower base is formed in the lower base, a cylindrical hole penetrating through the upper base is formed in the upper base, the step hole and the cylindrical hole are communicated and integrally form a through hole, and the upper portion of the insert is located inside the step hole.

Preferably, the sliding groove penetrates through the upper wall and the lower wall of the lower base, the sliding groove comprises an upper groove and a lower groove, the upper groove is formed in the upper portion of the lower base, the lower groove is formed in the bottom of the lower base, the upper groove and the lower groove are communicated, and the width of the upper groove is larger than that of the lower groove.

Preferably, the cylindrical pin and the inclined top plate are in clearance fit, and the cylindrical pin can rotate relative to the inclined top plate.

The utility model also provides a mould, including the master model and with master model complex public mould, the master model is the master model of the oblique top structure in area of above-mentioned arbitrary item.

Preferably, the male mold comprises a male mold plate and at least one male mold core, a second mold core cavity is formed in the top of the male mold plate, each male mold core is fixed inside the second mold core cavity, and when the mold is closed, one part of the inclined top assembly is in contact with the top of the male mold core.

The utility model has the advantages that:

the utility model provides a take female mould of oblique top structure and mould thereof can carry out the moulding plastics of a plurality of products simultaneously to carrying out one shot forming to the porose product in inboard side, need not extra drive power and can loose core the action, the action of loosing core is followed the die sinking and is moved and implement in step, and work efficiency is high.

Drawings

FIG. 1 is a schematic top view of a female mold with a pitched roof structure according to the present invention;

FIG. 2 is a perspective cross-sectional view of the female mold plate and the angle lifter assembly of section A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of B in FIG. 2;

FIG. 4 is a bottom view of the master form at section A-A of FIG. 1;

fig. 5 is a schematic perspective view of the lower base of the present invention;

FIG. 6 is a perspective sectional view of the cavity insert of section A-A of FIG. 1;

fig. 7 is a schematic perspective view of the slanted ejecting plate of the present invention;

fig. 8 is a schematic perspective view of the mold of the present invention;

fig. 9 is a schematic top view of the mold of the present invention;

fig. 10 is a perspective sectional view of a mold clamping state of the section F-F in fig. 9;

FIG. 11 is a perspective sectional view of the section F-F of FIG. 9 in an open position;

FIG. 12 is an enlarged schematic view of D of FIG. 10;

FIG. 13 is an enlarged schematic view of E in FIG. 11;

fig. 14 is a schematic perspective view of a product.

The labels in the figures are: 1-cavity plate, 2-cavity insert, 3-first cavity insert cavity, 4-sliding cavity, 5-lifter assembly, 51-lifter base, 511-upper base, 512-lower base, 52-insert, 53-spring, 54-reset pin, 55-lifter plate, 551-inclined part, 552-folded part, 553-horizontal part, 554-core, 56-cylindrical pin, 57-through hole, 571-stepped hole, 572-cylindrical hole, 58-containing groove, 59-sliding groove, 591-upper groove, 592-lower groove, 6-inclined cavity, 7-male mold, 8-male mold plate, 9-male mold insert, 10-second cavity insert.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on those shown in fig. 1, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 13, the female mold with the inclined top structure provided in this embodiment includes a female mold plate 1 and two female mold cores 2, a first mold core cavity 3 is disposed at the bottom of the female mold plate 1, each female mold core 2 is fixed inside the first mold core cavity 3, two sliding cavities 4 are disposed inside the female mold plate 1, each sliding cavity 4 is located above the female mold core 2 and is communicated with the first mold core cavity 3, an inclined top assembly 5 is disposed inside each sliding cavity 4, the inclined top assembly 5 is in sliding fit with the sliding cavity 4, two inclined cavities 6 are disposed on the left and right sides of each female mold core 2, the two inclined cavities 6 penetrate through the upper and lower walls of the female mold core 2, the distance between the two inclined cavities 6 is gradually reduced from top to bottom, the lower portion of the inclined top assembly 5 penetrates through the two inclined cavities 6 and can move up and down relative to the inclined cavities 6, specifically, the inclined top assembly 5 includes an inclined top base 51, a bottom plate, An insert 52, a spring 53, a reset pin 54, the die comprises two inclined top plates 55 and two cylindrical pins 56, wherein a through hole 57 penetrating through the upper wall and the lower wall of the inclined top base 51 is formed in the inclined top base 51, a containing groove 58 is formed in the top of the insert 52, the containing groove 58 is communicated with the through hole 57, the upper portion of the insert 52 is fixed in the through hole 57, the insert 52 penetrates through the cavity 2 and can move up and down relative to the cavity 2, the top end of the spring 53 is fixed on the top wall inside the first cavity 3, the bottom end of the spring 53 is fixed on the bottom wall inside the containing groove 58, the top of the reset pin 54 is fixed on the inclined top base 51, the reset pin 54 penetrates through the cavity 2 and can move up and down relative to the cavity 2, two sliding grooves 59 are formed in the inclined top base 51, the two sliding grooves 59 are oppositely arranged left and right, the two cylindrical pins 56 are respectively arranged on the upper portions of the two inclined top plates 55, and.

Further, the inclined top plate 55 comprises an inclined portion 551, a folded portion 552, a horizontal portion 553 and a core 554, wherein the folded portion 552 is integrally formed at the bottom of the inclined portion 551, the horizontal portion 553 is integrally formed at the bottom of the folded portion 552, the core 554 is fixed on the outer side wall of the horizontal portion 553, the inclined portion 551 and the inclined cavity 6 are matched to realize that the inclined top plate 55 moves up and down and moves left and right simultaneously under the condition that the cavity insert 2 is not moved, the folded portion 552 is connected with the horizontal portion 553 for transition, and the core 554 is installed on the horizontal portion 553 so as to be convenient for horizontal core pulling.

Further, the top surface area of the horizontal portion 553 is larger than the bottom surface area of the folded portion 552, and when the top wall of the horizontal portion 553 contacts the bottom wall of the cavity 2, the inclined top plate 55 cannot move upward, and the inclined top plate 55 is kept at the current position for the subsequent injection molding operation.

Further, the top wall of the inclined portion 551 is a smooth plane, which reduces the friction between the inclined top plate 55 and the top wall inside the sliding slot 59, and contacts the top wall inside the sliding slot 59, in combination with the cylindrical pin 56, so that the inclined top plate 55 can only slide in the sliding slot 59 and cannot move up and down relative to the sliding slot 59.

Further, the pitched-roof base 51 comprises an upper base 511 and a lower base 512, the bottom surface of the upper base 511 is a smooth plane, the top surface of the lower base 512 is a plane, the bottom surface of the upper base 511 contacts with the top surface of the lower base 512, the upper base 511 and the lower base 512 are fixed into a whole through bolts, the installation of the insert 52, the spring 53, the pitched roof 55 and the cylindrical pin 56 is ensured through the bolt fixing mode, a stepped hole 571 penetrating through the upper wall and the lower wall of the lower base 512 is formed on the lower base 512, a cylindrical hole 572 penetrating through the upper base 511 is formed on the upper base 511, the stepped hole 571 and the cylindrical hole are penetrated and integrally form a through hole 57, the upper part of the insert 52 is positioned inside the stepped hole 571, wherein the sliding groove 59 penetrates through the upper wall and the lower wall of the lower base 512, the sliding groove 59 comprises an upper groove 591 and a lower groove 592, the upper groove 591 is formed on the upper part of the lower base 512, the lower groove 592 is formed on the bottom of, the upper slot 591 is wider than the lower slot 592, the upper slot 591 is used for installing the cylindrical pin 56, the cylindrical pin 56 is in clearance fit with the inclined top plate 55, the cylindrical pin 56 can rotate relative to the inclined top plate 55, and the lower slot 592 is used for sliding fit with the inclined top plate 55.

The utility model also provides a mold, including the master model and with the master model complex public mould 7, the master model is the above-mentioned master model of taking the oblique top structure, wherein, public mould 7 includes public template 8 and two public mould benevolence 9, second mould benevolence chamber 10 has been seted up at the top of public template 8, two public mould benevolence 9 are all fixed in the inside of second mould benevolence chamber 10, during the compound die, partly and the top contact of public mould benevolence 9 of oblique top subassembly 5, specifically the bottom of mold insert 52 and reset pin 54 all contacts with the top of public mould benevolence 9, spring 53 is in the compression state, during the die sinking, the product follows public template 8 and goes up public mould benevolence 9 and moves down and keeps away from the master template 1, public mould benevolence 9 moves down and makes spring 53 extend, promote mold insert 52 downstream, make oblique top base 51 and its upper structure downstream, because the upper portion and the spout 59 sliding fit of oblique roof 55, make oblique roof 55 can the, receive the effect of the inner wall of the inclined cavity 6, in the process of the downward movement of the inclined top plate 55, the left and right inclined top plates 55 are drawn close to the inner side hole far away from the product inwards, the action of loosing core is performed, in the action process of die assembly, the male die 8 and the upper male die core 9 move upwards, after the male die core 9 moves upwards and contacts with the bottom of the insert 52 and the reset needle 54, the male die core 9 is pushed, the insert 52 moves upwards, the inclined top base 51 and the upper structure move upwards and reset, the spring 53 contracts, so that the injection molding of a plurality of products can be performed simultaneously, and the products with holes on the inner side are molded once, the action of loosing core can be performed without extra driving force, the action of loosing core is performed synchronously with the action of die opening, and the work efficiency is.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (9)

1. The utility model provides a take master model of pitched roof structure which characterized in that:

comprises a female template and at least one female die core; the bottom of the female template is provided with a first mold cavity, and each female mold is fixed inside the first mold cavity; at least one sliding cavity is formed in the female die plate, and each sliding cavity is located above the female die core and communicated with the first die core cavity; an inclined top assembly is arranged inside each sliding cavity, and the inclined top assembly is in sliding fit with the sliding cavity; each cavity insert is provided with two inclined cavities, the two inclined cavities penetrate through the upper wall and the lower wall of the cavity insert, and the distance between the two inclined cavities is gradually reduced from top to bottom; a part of the pitched roof assembly passes through the two pitched cavities and can move up and down relative to the pitched cavities;

the pitched roof component comprises a pitched roof base, an insert, a spring, a reset needle, two pitched roof plates and two cylindrical pins;

the pitched roof base is provided with a through hole penetrating through the upper wall and the lower wall of the pitched roof base;

the top of the insert is provided with an accommodating groove which is communicated with the through hole, the upper part of the insert is fixed in the through hole, and the insert passes through the cavity insert and can move up and down relative to the cavity insert;

the top end of the spring is fixed or abutted against the top wall in the first die cavity, and the bottom end of the spring is fixed or abutted against the bottom wall in the accommodating groove;

the top of the reset needle is fixed on the inclined top base, and the reset needle penetrates through the cavity insert and can move up and down relative to the cavity insert;

two sliding grooves are formed in the inclined top base;

the two cylindrical pins are respectively arranged on the upper parts of the two inclined top plates in a penetrating mode, and the upper parts of the two inclined top plates and the two cylindrical pins are respectively arranged in the sliding groove in a sliding mode.

2. The master mold with a pitched roof structure as claimed in claim 1, wherein:

the inclined top plate comprises an inclined part, a folded part, a horizontal part and a core;

the folding part is integrally formed at the bottom of the inclined part;

the horizontal part is integrally formed at the bottom of the folding part;

the core is fixed on one side wall of the horizontal part.

3. The master mold with a pitched roof structure as claimed in claim 2, characterized in that:

the top surface area of the horizontal part is larger than the bottom surface area of the folded part.

4. The master mold with a pitched roof structure as claimed in claim 2, characterized in that:

the top wall of the inclined part is a smooth plane and is in contact with the top wall inside the sliding groove.

5. The master mold with a pitched roof structure as claimed in claim 1, wherein:

the inclined top base comprises an upper base and a lower base;

the bottom surface of the upper base is a smooth plane, the top surface of the lower base is a plane, the bottom surface of the upper base is in contact with the top surface of the lower base, and the upper base and the lower base are fixed into a whole through bolts;

the lower base is provided with a step hole penetrating through the upper wall and the lower wall of the lower base, the upper base is provided with a cylindrical hole penetrating through the upper base, and the step hole and the cylindrical hole are communicated and integrated to form the through hole;

the upper part of the insert is positioned in the step hole.

6. The master mold with a pitched roof structure as claimed in claim 5, characterized in that:

the sliding groove penetrates through the upper wall and the lower wall of the lower base;

the sliding groove comprises an upper groove and a lower groove;

the upper groove is formed in the upper portion of the lower base, the lower groove is formed in the bottom of the lower base, and the upper groove is communicated with the lower groove;

the width of the upper groove is larger than that of the lower groove.

7. The master mold with a pitched roof structure as claimed in claim 1, wherein:

the cylindrical pin is in clearance fit with the inclined top plate, and the cylindrical pin can rotate relative to the inclined top plate.

8. A mold comprises a female mold and a male mold matched with the female mold, and is characterized in that:

the master model is the master model with the pitched roof structure of any one of claims 1 to 7.

9. The mold of claim 8, wherein:

the male die comprises a male die plate and at least one male die core;

a second die cavity is formed in the top of the male die plate, and each male die is fixed inside the second die cavity;

when the die is closed, one part of the pitched roof component is contacted with the top of the core insert.

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