CN220095399U - Injection mold convenient for stripping - Google Patents

Abstract

The utility model relates to the technical field of injection molds and discloses an injection mold convenient for stripping, which effectively solves the problems that the contact area between the surface of a product and the inner wall of a lower mold is large, the friction force is large and the stripping speed is influenced at present.

Description

Injection mold convenient for stripping

Technical Field

The utility model belongs to the technical field of injection molds, and particularly relates to an injection mold convenient for stripping.

Background

According to the patent document with the authority publication number of CN218700873U, the utility model is named as an injection mold convenient for stripping, and the specification of the patent document is as follows: firstly, after the injection molding of plastics has been solved through the inside subassembly of moulding plastics of main framework, be inconvenient for taking out the finished product from the die cavity, the problem that work efficiency reduces, the pneumatic rod pushes down the mould, the cooperation lower mould is through moulding plastics in the hole completion, the mount pad is with lower mould fixed mounting at main framework lower extreme, upwards promote the fly leaf of the inside link of lower mould via the push rod, the convenience when improving the equipment drawing of patterns, then, utilize the cooling module of socket lower extreme not only can avoid the problem that air temperature influences injection molding time, the while has improved injection molding efficiency, base upper end fixed mounting has the frame of accepting, utilize the motor of base internally mounted to rotate the fan through the pivot, the thermovent that the base was offered is convenient for dispel the heat to the motor, the vent that the cooperation accepting seat was inside is carried cold wind to main framework inside, finally, set up the subassembly of moulding plastics through the inflation component cooperation of main framework both sides, can make the work piece that has been formed become flexible, reduce the work piece and take off the material degree of difficulty, the staff of being convenient for takes the quick of the shaped work piece, the air inlet and air pipe are connected at main framework side, the fixing base is with frame fixed mounting in the lower mould inside, the gas outlet will, the gas vent will be discharged through the pivot, the clearance will be reduced in the die, the defect is still is avoided causing the defect in the lower mould to the air duct, the defect is still exists:

when the blanking, the product is clung to the inner wall of the lower die, so that in the upward movement process of the product, the friction force between the surface of the product and the inner wall of the lower die is large, the discharging and demoulding are difficult, and the injection molding efficiency is low.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the injection mold convenient for stripping, and the problems that the contact area between the surface of the existing product and the inner wall of the lower mold is large, the friction force is large and the stripping speed is influenced are effectively solved.

In order to achieve the above purpose, the utility model provides an injection mold convenient for stripping, which comprises a workbench, wherein a lower mold assembly is arranged at the top end of the workbench;

the lower die assembly comprises a lower die body arranged above the workbench, sliding grooves are symmetrically formed in two sides of the inner wall of the lower die body, side templates are symmetrically arranged in the lower die body, the outer wall of each side template is clung to the inner wall of the lower die body, sliding blocks are arranged on one sides, away from each other, of the two side templates, and the sliding blocks are slidably arranged in the sliding grooves.

Preferably, the both sides symmetry of lower mould body is installed the curb plate, and the below of lower mould body is equipped with the base, and the bottom symmetry of curb plate is installed the bracing piece, and bracing piece fixed mounting is on the base, and the roof of curb plate is parallel and level mutually with the roof of lower mould body.

Preferably, the bottom wall of the lower die body is provided with a bottom template, the bottom template is located below the two side templates, the outer wall of the bottom template is clung to the inner wall of the lower die body, the bottom end of the bottom template is fixedly connected with the output end of the second air cylinder, and the second air cylinder is fixedly installed at the bottom end of the lower die body.

Preferably, the top of spout runs through to the top of lower mould body, and the top groove has been seted up on the top of curb plate, and the one end and the spout of top groove are linked together, and the length of slider is the same with the length of spout, and the diapire of slider flushes with the diapire of bottom template.

Preferably, the limit movable groove has been seted up to one side that the lateral part template was kept away from to the slider, and the inside slidable mounting in limit movable groove has the stopper, and the stopper is located the top inslot portion, and one side that the lateral part template was kept away from to the stopper and the output fixed connection of third cylinder, and third cylinder fixed mounting is kept away from in the curb plate one side of lower mould body.

Preferably, the top of workstation is equipped with the roof-rack, evenly installs the support column between roof-rack and the workstation, and the below of roof-rack is equipped with the mould, goes up the top that the mould is located the lower mould body, goes up the output fixed connection of top and first cylinder of mould, and first cylinder fixed mounting is in the top of roof-rack.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the side templates are arranged between the inner wall of the lower die body and the product, when the lower die is out, as the two side templates are positioned at the top end of the bottom template, and the sliding blocks on the side templates are in sliding connection with the sliding grooves, when the second air cylinder is started to enable the bottom template to move upwards, the product and the side templates are pushed out together, so that the separation resistance is reduced, and the blanking is convenient;

this is novel has offered spacing movable groove on the slider, stopper and spacing movable groove sliding connection, upwards remove the promotion lateral part template at the bottom template and remove to the top of lower mould body, opens the third cylinder this moment, and two lateral part templates of pulling keep away from each other to accomplish the product separation, reduce the mutual movable area between product and the die body, reduce separation resistance, make things convenient for the unloading.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of an injection mold with convenient stripping according to the present utility model;

FIG. 2 is a schematic view of the lower die body structure of the present utility model;

FIG. 3 is a schematic view showing the internal structure of the lower die body of the present utility model;

FIG. 4 is a schematic view of the bottom form construction of the present utility model;

FIG. 5 is a schematic view of a slider structure according to the present utility model;

in the figure: 1. a work table; 2. a top frame; 3. an upper die; 4. a first cylinder; 5. a lower die assembly; 501. a lower die body; 502. a side plate; 503. a base; 504. a support rod; 505. a bottom template; 506. a second cylinder; 507. a chute; 508. a side form; 509. a slide block; 510. a top groove; 511. limiting the moving groove; 512. a limiting block; 513. and a third cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

An embodiment I, as shown in FIGS. 1-5, the utility model comprises a workbench 1, wherein a lower die assembly 5 is arranged at the top end of the workbench 1;

the lower die assembly 5 comprises a lower die body 501 arranged above a workbench 1, sliding grooves 507 are symmetrically arranged on two sides of the inner wall of the lower die body 501, side templates 508 are symmetrically arranged in the lower die body 501, the outer walls of the side templates 508 are tightly attached to the inner wall of the lower die body 501, sliding blocks 509 are arranged on one sides, far away from each other, of the two side templates 508, the sliding blocks 509 are slidably arranged in the sliding grooves 507, side plates 502 are symmetrically arranged on two sides of the lower die body 501, a base 503 is arranged below the lower die body 501, supporting rods 504 are symmetrically arranged at the bottom ends of the side plates 502, the supporting rods 504 are fixedly arranged on the base 503, the top wall of the side plate 502 is flush with the top wall of the lower die body 501, a bottom template 505 is arranged on the bottom wall of the lower die body 501, the bottom template 505 is positioned below the two side templates 508, the outer walls of the bottom template 505 are tightly attached to the inner wall of the lower die body 501, the bottom end of the bottom template 505 is fixedly connected with the output end of a second cylinder 506, the second cylinder 506 is fixedly arranged at the bottom end of the lower die body 501, the top end of the chute 507 penetrates to the top end of the lower die body 501, the top end of the side plate 502 is provided with a top groove 510, one end of the top groove 510 is communicated with the chute 507, the length of the sliding block 509 is the same as that of the chute 507, the bottom wall of the sliding block 509 is flush with the bottom wall of the bottom die plate 505, one side of the sliding block 509 far away from the side die plate 508 is provided with a limit moving groove 511, the limit moving groove 511 is internally and slidably provided with a limit block 512, the limit block 512 is positioned in the top groove 510, one side of the limit block 512 far away from the side die plate 508 is fixedly connected with the output end of the third cylinder 513, the third cylinder 513 is fixedly arranged at one side of the side plate 502 far away from the lower die body 501, the side die plate 508 is arranged between the inner wall of the lower die body 501 and a product, when the two side die plates 508 are positioned at the top end of the bottom die plate 505, and the slider 509 on the side template 508 is in sliding connection with the chute 507, thereby pushing out the product and the side template 508 together when the second cylinder 506 is opened to enable the bottom template 505 to move upwards, reducing the separation resistance, facilitating the blanking, the slider 509 is provided with a limit moving groove 511, the limit block 512 is in sliding connection with the limit moving groove 511, the side template 508 is pushed to move to the upper side of the lower die body 501 by moving upwards the bottom template 505, at this time, the third cylinder 513 is opened, the two side templates 508 are pulled to be far away from each other, thereby completing the product separation, reducing the mutual moving area between the product and the die body, reducing the separation resistance, and facilitating the blanking.

The top of workstation 1 is equipped with roof-rack 2, evenly installs the support column between roof-rack 2 and the workstation 1, and the below of roof-rack 2 is equipped with mould 3, goes up mould 3 and is located the top of lower mould body 501, and the top of going up mould 3 is fixed connection with the output of first cylinder 4, and first cylinder 4 fixed mounting is in the top of roof-rack 2.

Working principle: when the injection molding machine is used, the first air cylinder 4 is started firstly, so that the upper die 3 moves downwards to be tightly attached to the top end of the lower die body 501, then raw materials are filled into an injection cavity formed by the upper die 3, the bottom die plate 505 and the two side die plates 508 from injection holes on the upper die 3, injection molding is completed after cooling, the first air cylinder 4 is started, the output end of the first air cylinder 4 is retracted, and the upper die 3 is driven to move back to open the lower die body 501;

then the second cylinder 506 is opened, thereby the bottom template 505 is pushed to move upwards until the bottom template 505 is flush with the top end of the lower die body 501, at this time, the bottom end of the sliding block 509 on one side of the side template 508 is positioned above the bottom wall in the top groove 510, and the limiting moving groove 511 is opened on the sliding block 509, so that the limiting block 512 is in sliding connection with the limiting moving groove 511, the limiting block 512 is always in sliding connection with the limiting moving groove 511 in the moving process of the side template 508, at this time, the third cylinder 513 is electrified, so that the output ends of the two third cylinders 513 are retracted, and the two side templates 508 are pulled away from each other, so that the plate outside a product is separated, the product is discharged conveniently, and the phenomenon that the product is not easy to discharge due to the adhesion with the inner wall of the lower die body 501 during the product discharging is avoided.

Claims (6)

1. The utility model provides an injection mold of material is taken off in convenience, includes workstation (1), its characterized in that: a lower die assembly (5) is arranged at the top end of the workbench (1);

lower die assembly (5) are including locating lower die body (501) of workstation (1) top, and spout (507) have been seted up to the inner wall bilateral symmetry of lower die body (501), and lateral part template (508) are installed to the inside symmetry of lower die body (501), and the outer wall of lateral part template (508) is hugged closely with the inner wall of lower die body (501), and slider (509) are all installed to one side that two lateral part templates (508) kept away from each other, and slider (509) slidable mounting is in the inside of spout (507).

2. The injection mold convenient for stripping according to claim 1, wherein: side board (502) are installed to the bilateral symmetry of lower mould body (501), and the below of lower mould body (501) is equipped with base (503), and bracing piece (504) are installed to the bottom symmetry of curb plate (502), and bracing piece (504) fixed mounting is on base (503), and the roof of curb plate (502) is parallel and level mutually with the roof of lower mould body (501).

3. The injection mold convenient for stripping according to claim 1, wherein: bottom template (505) is equipped with on the diapire of lower mould body (501), and bottom template (505) are located the below of two lateral part templates (508), and the outer wall of bottom template (505) is hugged closely with the inner wall of lower mould body (501), and the bottom of bottom template (505) is fixed with the output fixed connection of second cylinder (506), and second cylinder (506) fixed mounting is in the bottom of lower mould body (501).

4. An injection mold for facilitating stripping of material as defined in claim 3, wherein: the top of spout (507) runs through to the top of lower mould body (501), and top groove (510) has been seted up on the top of curb plate (502), and one end and spout (507) of top groove (510) are linked together, and the length of slider (509) is the same with the length of spout (507), and the diapire of slider (509) flushes with the diapire of bottom template (505).

5. The injection mold convenient for stripping according to claim 4, wherein: limiting moving grooves (511) are formed in one sides, far away from the side templates (508), of the sliding blocks (509), limiting blocks (512) are slidably mounted in the limiting moving grooves (511), the limiting blocks (512) are located in the top grooves (510), one sides, far away from the side templates (508), of the limiting blocks (512) are fixedly connected with the output ends of third air cylinders (513), and the third air cylinders (513) are fixedly mounted on one sides, far away from the lower die body (501), of the side plates (502).

6. The injection mold convenient for stripping according to claim 1, wherein: the top of workstation (1) is equipped with roof-rack (2), evenly installs the support column between roof-rack (2) and workstation (1), and the below of roof-rack (2) is equipped with mould (3), and go up the top that mould (3) are located lower mould body (501), the top of going up mould (3) and the output fixed connection of first cylinder (4), first cylinder (4) fixed mounting in the top of roof-rack (2).