CN220973191U - Mould capable of rapidly drawing out mould core - Google Patents

Abstract

The application relates to a die capable of rapidly drawing out a die core, which comprises a female die, a first ejecting structure, a male die and a second ejecting structure. The female die is provided with a first die core; the first ejection structure comprises a first elastic component and a first ejection component; the male die is provided with a second die core; the second ejection structure comprises a second elastic component and a second ejection component; when the first mold core is fixed in a mold loading manner, the bottom of the first mold core is propped against the first ejection component to indirectly prop against the first elastic component, so that the first elastic component is deformed, and when the first mold core is released from the mold drawing manner, the first elastic component is restored to the original shape, so that the first mold core is ejected out under the force; when the second mold core is fixed in a mold filling manner, the bottom of the second mold core is propped against the second ejection component to indirectly prop against the second elastic component, so that the second elastic component is deformed, and when the second mold core is released from the mold drawing manner, the second elastic component is restored to the original shape, so that the second mold core is ejected out under the force. The mold core is taken without picking the mold plate loose, and the mold core has the effect of improving the extraction speed of the mold core.

Description

Mould capable of rapidly drawing out mould core

Technical Field

The application relates to the field of dies, in particular to a die capable of rapidly drawing out a die core.

Background

At present, a part of small precision dies are inconvenient to adopt mechanical core pulling during production, and the die cores of the dies can be pulled out only in a manual core pulling mode, but because the combination between the die cores and the fixing plates is tight, the die cores can be taken out only after the fixing plates are pried loose during manual core pulling, so that the labor intensity is high, the core pulling speed is low, and the quick production is not facilitated.

In the related art described above, there is a problem in that the core extraction speed in the mold is slow.

Disclosure of utility model

In order to improve the mould core extraction speed in the mould, the application provides a mould capable of rapidly extracting the mould core.

The application provides a mould capable of rapidly drawing out a mould core, which adopts the following technical scheme:

A mold for rapidly withdrawing a mold core, comprising:

A master mold comprising a first mold core;

The first ejection structure is arranged on the side edge of the first mold core and comprises a first elastic component and a first ejection component which is abutted against the first elastic component;

a male mold comprising a second mold core;

The second ejection structure is arranged on the side edge of the second mold core and comprises a second elastic component and a second ejection component which is abutted against the second elastic component;

When the first mold core is fixed in a mold loading manner, the bottom of the first mold core is propped against the first ejection component so as to indirectly prop against the first elastic component, so that the first elastic component is deformed, and when the first mold core is released from being fixed in a mold drawing manner, the first elastic component is restored to the original shape, so that the first mold core is ejected out under the force;

When the second mold core is fixed in a mold loading manner, the bottom of the second mold core is propped against the second ejection component so as to indirectly prop against the second elastic component, so that the second elastic component is deformed, and when the second mold core is released from the mold drawing manner, the second elastic component is restored to the original shape, so that the second mold core is ejected out under the force of the second mold core.

Through adopting above-mentioned technical scheme, first mold core side is equipped with first ejecting part and first elastomeric element, and when first mold core dress mould, the bottom of first mold core supports and presses first ejecting part, makes the indirect atress deformation of first elastomeric element to deposit elastic potential energy. After the first mold core is filled with the mold, the first elastic component is fixed, so that the first elastic component keeps deforming, after injection molding is finished, the first mold core is released from fixation, the first elastic component is restored to the original shape, and stored elastic potential energy is converted into kinetic energy to act on the first ejection component, so that the first ejection component is stressed to automatically eject the first mold core, and the first mold core is conveniently and rapidly pulled out. The second mold core and the side are provided with a second ejection part and a first elastic part, and the function is the same as that of the first ejection part and the first elastic part, so that the second mold core can be automatically ejected out, and the second mold core can be conveniently and rapidly pulled out.

Preferably, the female die further comprises a first template and a first bottom plate connected with the first template, a first accommodating cavity for accommodating the first die core is formed in the middle of the first template, and a first clamping groove for accommodating the first elastic component is formed in the first bottom plate.

Through adopting above-mentioned technical scheme, first elastomeric element places and fixes inside first draw-in groove, makes first elastomeric element effort perpendicular towards first ejecting part, can not appear rocking to influence elasticity direction, and then lead to elasticity inadequately.

Preferably, the first elastic component comprises a first shell, a first spring and a first sliding block, and the first spring is arranged inside the first shell; one end of the first sliding block is clamped inside the first shell and abuts against the first spring, and the other end of the first sliding block can slide through the first shell to abut against the first ejection component.

Through adopting above-mentioned technical scheme, the one end of first slider can slide and pass first casing, makes first slider when receiving the effort of first spring, can stretch out first casing and promote first ejecting part, and the other end card of first slider is inside first casing, can not wholly break away from first casing, the used repeatedly of being convenient for.

Preferably, the first ejection component comprises a first ejection end and a first limiting end, the first ejection end is used for being abutted against the first elastic component and the bottom of the first mold core, and the first limiting end is used for limiting the movable space of the first mold core.

Preferably, the first limiting end is set to be a right trapezoid in cross section, the farther the right trapezoid is from the first ejection end, the wider the cross section width is, the first limiting end is further provided with a matched first limiting clamping block, and the first template is provided with a first groove for fixing the first limiting clamping block.

Through adopting above-mentioned technical scheme, when first mold core supports the first ejecting end, makes first elastomeric element atress deformation shrink, and first ejecting part atress is towards first elastomeric element direction removal, and at this moment, the wider position mutual contact extrusion of first spacing end and first spacing fixture block makes first ejecting part receive the power towards first mold core direction to towards being close to first mold core direction and remove, let first ejecting part butt first mold core, with fixed first mold core. When the first elastic component pops up the first mold core, the first ejection component moves away from the first elastic component, and moves away from the first mold core under the limit of the first limit clamping block, so that the first ejection component is convenient to draw out the first mold core.

Preferably, the male die further comprises a second die plate, a foot die and a second bottom plate which are sequentially connected, a second accommodating cavity for accommodating the second die core is formed in the middle of the second die plate, and a second clamping groove for accommodating the second elastic component is formed in the foot die.

Through adopting above-mentioned technical scheme, second elastomeric element places and fixes inside the second draw-in groove, makes second elastomeric element effort perpendicular orientation second ejecting part, can not appear rocking to influence elasticity direction, and then lead to elasticity inadequately.

Preferably, the second elastic component comprises a second shell, a second spring and a second sliding block, and the second spring is arranged inside the second shell; one end of the second sliding block is abutted against the second spring, and the other end of the second sliding block can slide through the second shell so as to be abutted against the second ejection component.

Through adopting above-mentioned technical scheme, the one end of second slider can slide and pass the second casing, makes the second slider when receiving the effort of second spring, can stretch out the second casing and promote the ejecting part of second, and the other end card of second slider is inside the second casing, can not wholly break away from the second casing, the used repeatedly of being convenient for.

Preferably, the second ejection component comprises a second ejection end and a second limiting end, the second ejection end is used for abutting against the second elastic component and the bottom of the second mold core, and the second limiting end is used for limiting the movable space of the second mold core.

Preferably, the second limiting end is set to be a right trapezoid in cross section, the farther the right trapezoid is from the second ejection end, the wider the cross section width is, the second limiting end is further provided with a matched second limiting clamping block, and the second template is provided with a second groove for fixing the second limiting clamping block.

Through adopting above-mentioned technical scheme, when the second mold core supports the second ejecting end, makes second elastomeric element atress deformation shrink, and second ejecting element atress is towards second elastomeric element direction removal, and at this moment, the wider position mutual contact extrusion of second spacing end and the spacing fixture block of second makes second ejecting element receive the power towards second mold core direction to towards being close to second mold core direction removal, let second ejecting element butt second mold core, with fixed second mold core. When the second elastic component ejects out of the second mold core, the second ejection component moves away from the second elastic component, and moves away from the second mold core under the limit of the second limit clamping block, so that the second mold core is conveniently pulled out.

Preferably, the first ejecting mechanism is provided with a plurality of groups and is arranged on different sides of the first mold core; the second ejecting mechanisms are provided with a plurality of groups and are arranged on different sides of the second mold core.

Through adopting above-mentioned technical scheme, the different sides of first mold core are equipped with first ejection mechanism, make first mold core atress more even when popping, more conveniently pop out, prevent that unilateral atress from leading to blocking when popping out, in addition can also reduce the elasticity requirement to single first elastomeric element. The second mold core is provided with second ejection mechanisms on different sides, so that the second mold core is more uniformly stressed when being ejected, the second mold core is more conveniently ejected, the clamping caused by single-side stress when being ejected is prevented, and in addition, the elastic requirement on a single second elastic component can be reduced.

In summary, the technical scheme of the embodiment of the application has the beneficial technical effects that the first ejecting structure can automatically eject the first mold core when the mold core is disassembled and extracted, and the second ejecting structure can automatically eject the second mold core, so that the mold is more convenient when the mold core is extracted, and the extraction speed of the mold core is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of a mold with a quick-extraction mold core;

Fig. 2 shows an exploded view of the first pop-up structure.

Reference numerals: 10. a master mold; 11. a first mold core; 12. a first template; 13. a first base plate; 20. a first pop-up structure; 21. a first elastic member; 211. a first housing; 212. a first spring; 213. a first slider; 22. a first ejection member; 221. a first ejection end; 222. the first limiting end; 223. the first limiting clamping block; 30. a male mold; 31. a second mold core; 32. a second template; 33. a foot mold; 34. a second base plate; 40. a second ejection structure; 41. a second ejecting member; 42. and a second ejection member.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments for understanding the concept of the present application, and are not represented by all embodiments, and are not interpreted as unique embodiments. All other embodiments, based on the embodiments of the application, which are obtained by a person skilled in the art with the understanding of the inventive concept, are within the scope of the protection of the application.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present application, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, and if the specific posture is changed, the directional indications are correspondingly changed. In order to facilitate understanding of the technical scheme of the present application, a mold with a rapid withdrawal mold core of the present application will be described and explained in further detail below, but the present application is not limited to the scope of protection.

Referring to fig. 1, a mold for rapidly withdrawing a mold core according to an embodiment of the present application includes a female mold 10, a first ejection structure 20, a male mold 30, and a second ejection structure 40. The master mold 10 includes a first mold core 11, a first mold plate 12, and a first base plate 13. The middle part of the first template 12 is provided with a first accommodating cavity for accommodating the first mold core 11, and the inner side surface of the first template 12 is also provided with a first groove. The first bottom plate 13 is connected with the first template 12, and a first clamping groove is formed in the first bottom plate 13.

The first ejecting structure 20 includes a first elastic component 21 and a first ejection component 22, where the first elastic component 21 is disposed in the first clamping groove, the first ejection component 22 is disposed at a gap between the outer side of the first mold core 11 and the inner side of the first mold plate 12, and one end of the first ejection component 22 abuts against the first elastic component 21.

Referring to fig. 1 and 2, the first elastic member 21 includes a first housing 211, a first spring 212, and a first slider 213, wherein the first spring 212 and the first slider 213 are disposed inside the first housing 211, one end of the first slider 213 is sleeved on the first spring 212, and the other end of the first slider 213 slidably passes through the first housing 211 and abuts against the first ejection member 22. The first housing 211 is provided with a protrusion near one end of the first ejection member 22, and the outer diameter of the middle part of the first slider 213 is larger than the inner diameter of the first housing 211 with one end of the protrusion, so that the middle part of the first slider 213 is limited at the protrusion, and the first slider 213 is prevented from moving too far to be ejected out of the first housing 211. The middle part of the outer surface of the first housing 211 is provided with a limit ring, and the shape of the first clamping groove is similar to that of the first housing 211, so that the first housing 211 is fixed inside the first clamping groove.

The first ejection component 22 includes a first ejection end 221, a first limiting end 222, and a first limiting block 223 disposed at the first limiting end 222. One surface of the first ejection end 221 abuts against the first elastic component 21, and the other surface of the first ejection end 221 abuts against the first mold core 11 and the first mold plate 12 respectively. The first limiting clamping block 223 is arranged at the first groove, and the first limiting end 222 is sleeved inside the first limiting clamping block 223 and can slide along a first chute inside the first limiting clamping block 223. The first limiting end 222 is a right trapezoid in cross section, and the farther the right trapezoid is from the second ejection end, the wider the cross section width is. The first ejecting structure 20 has a plurality of groups, which are respectively disposed on different sides of the first mold core 11.

With continued reference to fig. 1, the male mold 30 includes a second mold core 31, a second mold plate 32, a foot mold 33, and a second bottom plate 34. The second template 32, the foot mould 33 and the second bottom plate 34 are connected in sequence, a second accommodating cavity is formed in the middle of the second template 32 and used for accommodating the second mould core 31, a second groove is further formed in the inner side face of the second template 32, and a first clamping groove is formed in the foot mould 33.

The second ejecting structure 40 has a plurality of groups, and is disposed on different sides of the second mold core 31. The second ejecting structure 40 includes a second elastic component and a second ejection component 42, where the second elastic component is disposed in the second clamping groove, the second ejection component 42 is disposed at a gap between the outer side of the second mold core 31 and the inner side of the second mold plate 32, and one end of the second ejection component 42 abuts against the second elastic component. The second elastic component comprises a second shell, a second spring and a second sliding block, and the second ejection component 42 comprises a second ejection end, a second limiting end and a second limiting clamping block arranged at the second limiting end. The second elastic member has the same structure and similar function as the first elastic member 21, and the second ejection member 42 has the same structure and similar function as the first ejection member 22, so that the description thereof will not be repeated.

The implementation principle of the embodiment of the application is as follows: when the first mold core 11 is assembled, the first mold core 11 abuts against the first ejection end 221, so that when the first elastic component 21 is deformed and contracted by force, the first ejection component 22 is forced to move towards the first elastic component 21, at this time, the first limiting end 222 slides along the first chute of the first limiting clamping block 223, so that the first ejection component 22 receives force pointing towards the first mold core 11 and moves towards the direction close to the first mold core 11, and the first ejection component 22 abuts against the first mold core 11 to fix the first mold core 11.

When the first mold core 11 is disassembled, the first elastic component 21 ejects the first mold core 11, the first ejection component 22 moves away from the first elastic component 21, and moves away from the first mold core 11 along the first chute of the first limiting clamping block 223, and the first mold core 11, the first mold plate 12 and the first ejection component generate gaps, so that the first mold core 11 can be conveniently and rapidly pulled out. The second mold core 31 is similar in terms of mold assembly and disassembly to the first mold core 11, and thus a repetitive description will not be made.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. A mold for rapidly withdrawing a mold core, comprising:

a master mold (10) comprising a first mold core (11);

The first ejection structure (20) is arranged on the side edge of the first mold core (11), and the first ejection structure (20) comprises a first elastic component (21) and a first ejection component (22) which is abutted against the first elastic component (21);

A male mould (30) comprising a second mould core (31);

The second ejection structure (40) is arranged on the side edge of the second mold core (31), and the second ejection structure (40) comprises a second elastic component and a second ejection component (42) which is abutted against the second elastic component;

When the first mold core (11) is fixed in a mold loading manner, the bottom of the first mold core (11) is propped against the first ejection part (22) so as to indirectly prop against the first elastic part (21), so that the first elastic part (21) is deformed, and when the first mold core (11) is released from the mold drawing manner, the first elastic part (21) is restored to the original shape, so that the first mold core (11) is ejected under force; when the second mold core (31) is fixed in a mold loading manner, the bottom of the second mold core (31) is propped against the second ejection component (42) so as to indirectly prop against the second elastic component, so that the second elastic component is deformed, and when the second mold core (31) is released from the mold drawing manner, the second elastic component is restored to the original shape, so that the second mold core (31) is ejected out under force.

2. The quick-drawing mold core mold according to claim 1, wherein the female mold (10) further comprises a first mold plate (12) and a first bottom plate (13) connected with the first mold plate (12), a first accommodating cavity for accommodating the first mold core (11) is formed in the middle of the first mold plate (12), and a first clamping groove for accommodating the first elastic component (21) is formed in the first bottom plate (13).

3. The quick-extraction mould according to claim 1, characterized in that said first elastic member (21) comprises a first housing (211), a first spring (212) and a first slider (213), said first spring (212) being arranged inside said first housing (211); one end of the first slider (213) is abutted against the first spring (212), and the other end of the first slider can slide through the first housing (211) so as to be abutted against the first ejection member (22).

4. The quick-extraction mold core mold according to claim 1, characterized in that the first ejection part (22) comprises a first ejection end (221) and a first limit end (222), the first ejection end (221) is used for abutting against the bottom of the first elastic part (21) and the first mold core (11), and the first limit end (222) is used for limiting the movable space of the first mold core (11).

5. The quick-drawing mold core mold according to claim 1, wherein the male mold (30) further comprises a second mold plate (32), a foot mold (33) and a second bottom plate (34) which are sequentially connected, a second accommodating cavity for accommodating the second mold core (31) is formed in the middle of the second mold plate (32), and a second clamping groove for accommodating the second elastic component is formed in the foot mold (33).

6. The rapid extraction mold core mold of claim 1, wherein the second elastic member comprises a second housing, a second spring, and a second slider, the second spring being disposed inside the second housing; one end of the second sliding block is abutted against the second spring, and the other end of the second sliding block can slide through the second shell so as to be abutted against the second ejection component (42).

7. The quick-extraction mold core mold according to claim 1, characterized in that the second ejection part (42) comprises a second ejection end and a second limit end, the second ejection end being adapted to abut against the second elastic part and the bottom of the second mold core (31), the second limit end being adapted to limit the movement space of the second mold core (31).

8. The mould for the rapid extraction of the cores according to claim 1, characterized in that said first ejection structure is provided with a plurality of groups and is arranged on different sides of said first core (11); the second ejecting structure is provided with a plurality of groups and is arranged on different sides of the second mold core (31).