CN221605055U - Structure suitable for rear mold inside oblique drawing insert - Google Patents

Abstract

The utility model provides a structure suitable for a rear mold inner inclined drawing insert, wherein an upper mold core and a lower mold core are respectively arranged in an upper mold structure and a lower mold structure, an inclined drawing insert is arranged in the lower mold core, the inclined drawing insert comprises an inclined drawing base arranged in the lower mold mechanism, an inclined drawing block arranged in the inclined drawing base, and an insert which is partially arranged in the inclined drawing block and extends towards the upper mold core, and the inclined drawing insert further comprises an elastic piece arranged in the inclined drawing block and abutted against the lower mold core, and a positioning pin transversely inserted in the inclined drawing block and assembled in the insert. Specifically, the structure of taking out the mold insert to one side is used for ejecting lower mould benevolence with the product when product injection moulding, during the product injection moulding, correspond take out the mold insert to one side forms the square hole and wraps up the head of taking out the mold insert to one side just, when last mould structure and lower mould structure open the mould, the mold insert breaks away from the square hole and ejects the product to quick demolding promotes injection moulding's production efficiency.

Description

Structure suitable for rear mold inside oblique drawing insert

Technical Field

The utility model relates to the technical field of injection molding and die assembly, in particular to a structure suitable for a rear die inner inclined drawing insert.

Background

The mould, namely various moulds and tools used for injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, can obtain the required products. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material.

At present, with the development of social economy, the application of injection molding products is more and more extensive, and the structure of the injection molding products is more and more complex. When some products are opened, the products are easy to be embedded in the mold core and inconvenient to be ejected, so that the products are damaged, and the production efficiency of injection molding and the quality of the products are further affected.

Disclosure of utility model

In order to solve the technical problem of low production efficiency caused by difficult demolding of a rear mold of the prior oblique square hole product, the utility model provides a structure suitable for obliquely drawing an insert in the rear mold, which comprises an upper mold structure and a lower mold structure, and is characterized in that an upper mold core and a lower mold core are respectively arranged in the upper mold structure and the lower mold structure, the lower die core is internally provided with an oblique drawing insert, and the oblique drawing insert comprises an oblique drawing base arranged in the lower die mechanism, an oblique drawing block inserted in the oblique drawing base and an insert which is partially arranged in the oblique drawing block and extends towards the upper die core.

Preferably, the oblique drawing insert further comprises an elastic piece arranged on the oblique drawing block and comprising and abutting against the lower die core, and a positioning pin transversely inserted into the oblique drawing block and assembled in the insert.

Preferably, the insert comprises an insert head extending out of the inclined drawing block, an insert column connected with the insert head and arranged in the inclined drawing block, and a positioning pin opening arranged corresponding to the positioning pin.

Preferably, the lower die structure further comprises a lower die plate connected with and supporting the lower die core, and a push plate supported and connected with the lower die plate.

Preferably, the oblique drawing base comprises a mounting end connected in the push plate and a limiting end which is arranged in the lower die core and abuts against the oblique placing block.

Preferably, the side surface of the limiting end is provided with an inclined groove in an extending mode.

Compared with the prior art, the structure suitable for the rear mold inner inclined drawing insert has the following advantages:

1. The utility model provides a structure suitable for inside oblique mold insert of taking out of rear mould, includes mould structure and lower mould structure, go up mould structure with be provided with mould benevolence and lower mould benevolence in the lower mould structure respectively, be provided with oblique mold insert in the lower mould benevolence, oblique mold insert including locating oblique take out the base in the lower mould mechanism, install in oblique take out the piece and locate in the part oblique take out in the piece and upwards mould benevolence direction extends insert, oblique mold insert still including locating in the oblique take out the piece and the butt the elastic component of lower mould benevolence with transversely insert in oblique take out in the piece and assemble in the locating pin of insert. Specifically, the structure of taking out the mold insert to one side is used for ejecting lower mould benevolence with the product when product injection moulding, during the product injection moulding, correspond take out the mold insert to one side and form the square hole and wrap up the head of taking out the mold insert to one side just, when last mould structure and lower mould structure open the mould, the mold insert breaks away from square hole and ejecting the product to quick demolding promotes injection moulding's production efficiency and guarantees the quality of product.

Drawings

FIG. 1 is a schematic view of a rear mold insert adapted for internal diagonal drawing;

FIG. 2 is a schematic cross-sectional view of a structural mold adapted for use with a rear mold inner tilt insert in accordance with the present utility model;

FIG. 3 is a schematic cross-sectional view of a structural opening adapted for use with a rear mold inner tilt insert according to the present utility model;

FIG. 4 is a schematic view of an insert adapted for use in the structure of a rear mold inner tilt insert according to the present utility model;

Fig. 5 is a schematic structural view of an oblique square base suitable for the structure of the oblique drawing insert in the rear mold.

Reference numerals illustrate:

1. an upper die structure; 2. a lower die structure; 3. obliquely drawing the insert; 4. a product;

11. An upper die core; 21. a lower die core; 22. a lower template; 23. a push plate; 24. an ejector plate; 31. a base is obliquely drawn; 32. oblique drawing blocks; 33. an insert; 34. an elastic member; 35. a positioning pin; 311. a mounting end; 312. a limiting end; 313. an oblique square groove; 331. embedding a head; 332. insert columns; 333. positioning pin openings; 41. and (5) an oblique square hole.

Detailed Description

For the purpose of making the technical solution and advantages of the present utility model more apparent, the present utility model will be further described in detail below with reference to the accompanying drawings and examples of implementation. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Referring to fig. 1, an embodiment of the present utility model provides a structure suitable for a rear mold inner oblique drawing insert, comprising an upper mold structure 1 and a lower mold structure 2, wherein an upper mold core 11 and a lower mold core 21 are respectively disposed in the upper mold structure 1 and the lower mold structure 2, and an oblique drawing insert 3 is disposed in the lower mold core 21. Specifically, when the structure of the oblique insert inside the rear mold is used for injection molding of the product 4, the product 4 is ejected out of the lower mold core 21, when the product 4 is injection molded, the oblique insert 3 is correspondingly formed into an oblique square hole 41 and just wraps the head of the oblique insert 33, and when the upper mold structure 1 and the lower mold structure 2 are opened, the oblique insert 33 ejects the product out of the lower mold core 21, so that the mold is rapidly ejected, the production efficiency of injection molding is improved, and the quality of the product is ensured.

Referring to fig. 1 to 5, the oblique insert 3 includes an oblique base 31 disposed in the lower mold mechanism 2, an oblique block 32 inserted in the oblique base 31, and an insert 33 partially disposed in the oblique block 32 and extending toward the upper mold core 11. Preferably, the elastic member 34 is disposed in the inclined drawing block 32 and abuts against the lower die core 21, and the positioning pin 35 is transversely inserted into the inclined drawing block 32 and is assembled to the insert 33. Further, the insert 33 includes an insert head 331 extending from the oblique block 32, an insert post 332 connected to the insert head 331 and disposed in the oblique block 32, and a positioning pin hole 333 corresponding to the positioning pin 35. Specifically, when the upper die structure 1 and the lower die structure 2 are opened, the insert 33 is separated from the square hole 41 and ejects the product 4, and the elastic member 34 assists the insert 33 to be separated from the square hole 41 of the product 4 by means of a resilient force.

Referring to fig. 1 to 3, the lower mold structure 2 further includes a lower mold plate 22 connected to and supporting the lower mold core 21, and a push plate 23 supporting and connected to the lower mold plate 22, the oblique drawing base 31 includes a mounting end 311 connected to the push plate 23, and a limiting end 312 disposed in the lower mold core 21 and supporting the oblique drawing block, and an oblique square groove 313 extends from a side surface of the limiting end 312. Specifically, when the upper die structure 1 and the lower die structure 2 are opened, the push plate 23 is separated from the lower die plate 22, the push plate 23 drives the mounting end 311 and drags the square base 31, the push plate 23 is pulled away by a stroke in the separation process, a space is reserved for the oblique insert 3 to separate from the lower die core 21, the oblique insert 3 moves, the oblique insert 3 is separated from the square hole 41 of the product and ejects the product 4, the product 4 is rapidly ejected, the injection molding production efficiency is improved, and the product quality is ensured. It will be appreciated that the lower die structure 2 is also provided with an ejector plate 24, the ejector plate 24 being adapted to eject the product 4 when the product 4 is released from the insert 33.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, but any modifications, equivalents, improvements, etc. within the principles of the present utility model should be included in the scope of the present utility model.

Claims (6)

1. The utility model provides a structure suitable for inside oblique mold insert of taking out of back mould, includes mould structure and lower mould structure, its characterized in that, go up mould structure with be provided with mould benevolence and lower mould benevolence in the lower mould structure respectively, be provided with oblique mold insert in the lower mould benevolence, oblique mold insert is including locating oblique in the lower mould structure take out the base, install in oblique in taking out the base take out the piece and locate in the part oblique take out in the piece and upward the mold benevolence direction extend the mold insert.

2. The structure of the rear mold inner oblique drawing insert according to claim 1, wherein the oblique drawing insert further comprises an elastic member provided in the oblique drawing block and abutting against the lower mold core, and a positioning pin transversely inserted in the oblique drawing block and assembled to the insert.

3. The structure of the rear mold internal oblique drawing insert according to claim 2, wherein the insert comprises an insert head provided to extend out of the oblique drawing block, an insert post connected to the insert head and built in the oblique drawing block, and a positioning pin opening provided corresponding to the positioning pin.

4. The structure of claim 3, wherein the lower mold structure further comprises a lower mold plate connected to and supporting the lower mold core and a push plate supported by and connected to the lower mold plate.

5. The structure of claim 4, wherein the oblique drawing base comprises a mounting end connected to the push plate and a limiting end arranged in the lower die core and propped against the oblique drawing block.

6. The structure of claim 5, wherein the side of the limit end is provided with an oblique groove.