CN213224146U

CN213224146U - Guide die

Info

Publication number: CN213224146U
Application number: CN202021605394.0U
Authority: CN
Inventors: 赵玉荣; 徐元敏
Original assignee: Shandong Gaomi Gaoduan Machinery Co ltd
Current assignee: Shandong Gaomi Gaoduan Machinery Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-05-18
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a guide die, which belongs to the technical field of dies and comprises a lower die and an upper die, wherein a guide post is arranged on the lower die, a cavity is arranged in the guide post, a long hole communicated with the cavity is arranged on the side wall of the guide post, a guide block is arranged in the cavity, an elastic part is arranged between the bottom wall of the guide block and the bottom wall of the cavity, and the guide block is provided with a guide fin extending out of the long hole; a guide sleeve is arranged on the bottom surface of the upper die, at least part of the guide column extends into the guide sleeve, and a sliding groove is arranged on the side wall of the guide sleeve at a position corresponding to the guide fin; the utility model discloses the guide wing that stretches out in the cavity of utilization follow guide post can avoid taking place relative axial rotation between guide post and the uide bushing simultaneously with the slot hole of guide post and the spout clearance fit of uide bushing, has guaranteed the precision and the stability of direction, simple structure, convenient to use to easy maintenance.

Description

Guide die

Technical Field

The utility model relates to the technical field of mold, concretely relates to direction mould.

Background

The mold is a tool for molding articles and generally comprises an upper mold and a lower mold, and the mold is mainly used for processing the shape of a product by changing the physical state of a molded material, so that the shape of the product is matched with a cavity of the mold, and the molding of a product with a complex shape can be completed. When the mold is used, in order to ensure the precision and stability of mold closing, a guide assembly is generally required to be arranged between the upper mold and the lower mold.

The guide assembly is usually provided with a guide pillar and a guide sleeve, and in order to ensure the guide precision, the guide pillar and the guide sleeve need to be tightly attached, however, the smaller the gap between the guide pillar and the guide sleeve, the higher the attachment degree, the higher the maintenance cost in use, and the situation that the guide precision is sharply reduced due to the matching problem between the guide pillar and the guide sleeve is more likely to occur.

Meanwhile, the shells of the upper die and the lower die of the existing die are usually cuboid, the guide assemblies are usually arranged at four corners of the upper die and the lower die, and when the upper die and the lower die are assembled, the situation that the upper die is reversely assembled can occur due to the fact that the correct matching positions of the upper die and the lower die are difficult to judge, so that the situation is difficult to find, production cannot be carried out, and even the die can be damaged.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a pair of direction mould utilizes the direction wing that stretches out in the cavity from the guide post, can simultaneously with the slot hole of guide post and the spout clearance fit of uide bushing, the relative movement between further spacing guide post and the uide bushing has guaranteed the direction precision and the stability of mould, simple structure, convenient to use to easily maintenance.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a guide die comprises a lower die and an upper die, wherein a guide post is arranged on the lower die, a cavity is formed in the guide post, a long hole communicated with the cavity is formed in the side wall of the guide post, a guide block is arranged in the cavity, an elastic piece is arranged between the bottom wall of the guide block and the bottom wall of the cavity, and the guide block is provided with a guide fin extending out of the long hole; the bottom surface of the upper die is provided with a guide sleeve, at least part of the guide column extends into the guide sleeve, and a sliding groove is formed in the side wall of the guide sleeve and corresponds to the position of the guide wing.

As a preferred technical scheme, at least two guide posts are arranged on the lower die, and the number of the guide sleeves on the upper die is consistent with that of the guide posts.

In a preferred embodiment, two guide fins are provided on one of the guide blocks, and the guide fins are symmetrically distributed along the axis of the guide post.

As a preferred solution, there are two said guide fins whose horizontal axes are neither parallel nor collinear.

As a preferred embodiment, the elastic member is a spring.

As a preferred technical scheme, the slot hole is arranged along the axial direction of the guide post, the sliding groove is arranged along the axial direction of the guide sleeve, and the notch of the sliding groove is positioned on the bottom wall of the guide sleeve.

As a preferable technical solution, the lower end surface of the guide block and the bottom of the cavity are both provided with a connecting groove matched with the end of the elastic member.

In a preferred embodiment, when the lower die and the upper die are closed, an upper end surface of the guide fin abuts against a bottom surface of the slide groove, and the guide fin applies a force to the guide bush to move away from the guide post.

The utility model has the advantages of that:

1. the utility model discloses the guide wing that stretches out in the cavity of utilization follow guide post can avoid taking place relative axial rotation between guide post and the uide bushing simultaneously with the slot hole of guide post and the spout clearance fit of uide bushing, has guaranteed the precision and the stability of direction, simple structure, convenient to use to easy maintenance.

2. The utility model discloses an axis of direction wing on the guide post of difference on the horizontal direction is certain contained angle, can mutually support between the direction wing of difference, makes guide post and uide bushing only can be at vertical direction relative movement, avoids last mould and lower mould to produce relative movement on arbitrary horizontal direction, simultaneously, also can effectually avoid when the assembly, the condition that the mould dress was anti-appearing.

Drawings

Fig. 1 is a schematic view of an overall structure of an embodiment of a guide die according to the present invention;

FIG. 2 is a schematic view of the FIG. 1 construction at clamp closing;

fig. 3 is a sectional view taken along the line a-a in fig. 1.

In the figure: 1-lower die, 2-upper die, 3-guide column, 31-cavity, 32-long hole, 4-guide sleeve, 41-sliding groove, 5-guide block, 51-guide fin and 6-elastic element.

Detailed Description

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-3, for an embodiment of a guiding mold provided by the present invention, the guiding mold includes a lower mold 1 and an upper mold 2, a guiding column 3 is disposed on the lower mold 1, a cavity 31 is disposed in the guiding column 3, a long hole 32 communicated with the cavity 31 is disposed on a side wall of the guiding column 3, a guiding block 5 is disposed in the cavity 31, an elastic member 6 is disposed between a bottom wall of the guiding block 5 and a bottom wall of the cavity 31, the guiding block 5 has a guiding fin 51 extending from the long hole 32, the guiding fin 51 is in clearance fit with the long hole 32, and the limiting guiding block 5 can only move along an axial direction of the guiding column 3; the bottom surface of the upper die 2 is provided with a guide sleeve 4, at least part of the guide column 3 extends into the guide sleeve 4, and the guide column 3 is in clearance fit with the guide sleeve 4 to realize the guide effect on the lower die 1 and the upper die 2; the side wall of the guide sleeve 4 is provided with a sliding groove 41 at a position corresponding to the guide fin 51, and the guide fin 51 extends into the sliding groove 41 and is in clearance fit with the sliding groove 41, so that the guide post 3 and the guide sleeve 4 can be limited to move relatively only along the axial direction of the guide post 3.

In an embodiment of the present invention, please refer to fig. 1 and fig. 2, at least two guide posts 3 are arranged on the lower die 1, the number of the guide sleeves 4 on the upper die 2 is consistent with the guide posts 3, and the plurality of guide sleeves 4 and the guide posts 3 act simultaneously, so as to improve the guiding accuracy and stability.

In an embodiment of the present invention, referring to fig. 3, two guide fins 51 are provided on one guide block 5, and the guide fins 51 are symmetrically distributed along the axis of the guide post 3, so as to provide a better guiding and limiting function for the guide post 3 and the guide sleeve 4; in other embodiments, the number of the guide fins 51 can be not less than three, so that a better guide and limit effect can be achieved.

In an embodiment of the present invention, please refer to fig. 1 and 2, there are two guiding fins 51 whose axes in the horizontal direction are neither parallel nor collinear, in fig. 1 and 2, the axes in the horizontal direction of the guiding fins 51 in the left guiding post 3 are perpendicular to the axes in the horizontal direction of the guiding fins 51 in the right guiding post 3, on one hand, the guiding fins 51 arranged in this way can further improve the limiting effect on the guiding post 3 and the guiding sleeve 4, when there is a tendency to move in any horizontal direction between the guiding post 3 and the guiding sleeve 4, there always exists one guiding fin 51 which can immediately play the limiting effect, thereby improving the guiding precision; on the other hand, when the upper die 2 is assembled, if the upper die 2 is reversely assembled, the sliding groove 41 on the guide sleeve 4 on the upper die 2 is not matched with the guide fin 51, the guide fin 51 cannot be embedded into the sliding groove 41, and a worker can find out at the first time that the condition that the upper die 2 is reversely assembled does not occur.

In an embodiment of the present invention, referring to fig. 1 and 2, the elastic member 6 is preferably a spring, and the elastic member 6 always applies an elastic force to the guide block 5 away from the bottom wall of the cavity 31.

In an embodiment of the present invention, referring to fig. 1-3, the long hole 32 is axially disposed along the guide post 3, and the guide fin 51 is in clearance fit with the long hole 32 for facilitating relative movement; the sliding groove 41 is arranged along the axial direction of the guide sleeve 4, the notch of the sliding groove 41 is positioned on the bottom wall of the guide sleeve 4, and the guide fin 51 can be embedded into the sliding groove 41 through the notch and is in clearance fit with the sliding groove 41, so that relative movement is facilitated.

In an embodiment of the present invention, please refer to fig. 1 and fig. 2, the lower end surface of the guide block 5 and the bottom of the cavity 31 are both provided with a connecting groove matching with the end of the elastic element 6, and the elastic element 6 can be effectively fixed through the connecting groove.

In an embodiment of the present invention, referring to fig. 2, when the lower mold 1 and the upper mold 2 are closed, the upper end surface of the guiding fin 51 abuts against the bottom surface of the chute 41, the guiding fin 51 exerts a force away from the guiding post 3 on the guiding sleeve 4 under the action of the elastic member 6, and when the mold is opened, the acting force of the guiding fin 51 on the guiding sleeve 4 can rapidly separate the upper mold 2 from the lower mold 1.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A guide die is characterized by comprising a lower die and an upper die, wherein a guide post is arranged on the lower die, a cavity is formed in the guide post, a long hole communicated with the cavity is formed in the side wall of the guide post, a guide block is arranged in the cavity, an elastic piece is arranged between the bottom wall of the guide block and the bottom wall of the cavity, and the guide block is provided with a guide fin extending out of the long hole; the bottom surface of the upper die is provided with a guide sleeve, at least part of the guide column extends into the guide sleeve, and a sliding groove is formed in the side wall of the guide sleeve and corresponds to the position of the guide wing.

2. The guide die as claimed in claim 1, wherein the lower die is provided with at least two guide posts, and the number of the guide sleeves on the upper die is the same as the number of the guide posts.

3. The guide die as claimed in claim 2, wherein the number of the guide fins on one guide block is two, and the guide fins are symmetrically distributed along the axis of the guide post.

4. A guide die according to claim 3, wherein there are two guide fins whose horizontal axes are neither parallel nor collinear.

5. A guide die according to claim 1, wherein the resilient member is a spring.

6. The guide die as claimed in claim 1, wherein the elongated hole is provided in an axial direction of the guide post, the slide groove is provided in the axial direction of the guide sleeve, and the notch of the slide groove is located on the bottom wall of the guide sleeve.

7. A guide die as claimed in claim 1, wherein the guide block is provided with a coupling groove on a lower end surface thereof and a bottom of the cavity to be fitted to an end of the elastic member.

8. The guide die as claimed in claim 1, wherein when the lower die and the upper die are closed, an upper end surface of the guide fin abuts against a bottom surface of the slide groove, and the guide fin applies a force to the guide bush away from the guide post.