CN219854148U - Multifunctional positioning structure and die - Google Patents

Abstract

The utility model discloses a multifunctional positioning structure and a die, wherein the positioning structure comprises a columnar body, the columnar body is provided with two opposite ends, a first connecting hole is formed in the center of the columnar body at least near one of the two opposite ends, and a second connecting hole is formed in the center of the columnar body at least near the other of the two opposite ends. The columnar body can realize positioning and meet fastening requirements, has the characteristics of multifunction, is suitable for being used on a small die or a die with insufficient space, and can reduce the assembly area occupied by the die.

Description

Multifunctional positioning structure and die

Technical Field

The utility model relates to the technical field of mechanical parts, in particular to a multifunctional positioning structure and a die.

Background

In the process of manufacturing the welding fixture, injection molding and the like, the parts of the upper die and the lower die or a plurality of dies are often required to be accurately positioned and then fastened by screws, so that in the practical application process, the matching apertures of the two functions are required to be reserved in the parts of different dies: one is a positioning hole for placing the positioning pin, and the other is a fastening hole punched with a screw. When in installation, the positioning pins are inserted into the positioning holes to ensure that the upper die and the lower die are consistent in molding fit, and then the upper die and the lower die are driven into the fastening holes by screws to fasten. Although the layout functions of positioning and fastening are clear, the space (position) occupied by the implementation is large, and it is difficult to reserve the positioning holes and the fastening holes on some small-sized dies or dies with insufficient space (position).

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a multifunctional positioning structure and a die.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

in a first aspect, the present utility model provides a multifunctional positioning structure, including a columnar body, where the columnar body has two opposite ends, a first connection hole is disposed at least near a center of one of the two opposite ends of the columnar body, and a second connection hole is disposed at least near a center of the other of the two opposite ends of the columnar body.

According to the first aspect, the further technical scheme is as follows: the first connecting hole and the second connecting hole are threaded holes.

According to the first aspect, the further technical scheme is as follows: the columnar body is provided with a transition hole between the first connecting hole and the second connecting hole, and the first connecting hole is communicated with the second connecting hole through the transition hole.

According to the first aspect, the further technical scheme is as follows: the aperture of the joint part of the transition hole and the first connecting hole and the second connecting hole is smaller than or equal to the aperture of the first connecting hole and the second connecting hole.

According to the first aspect, the further technical scheme is as follows: the first connection hole and the second connection hole are arranged centrally and symmetrically with respect to the transition hole.

According to the first aspect, the further technical scheme is as follows: the wall of the transition hole is a smooth surface or a thread surface.

According to the first aspect, the further technical scheme is as follows: the section of the columnar body is in a circular shape or a polygonal shape.

In a second aspect, the utility model provides a mold, which comprises an upper mold, a lower mold, a locking member and the multifunctional positioning structure according to the first aspect, wherein the upper mold is provided with an upper positioning hole, the lower mold is provided with a lower positioning hole, one of two ends of the columnar body which are oppositely arranged is penetrated into the upper positioning hole, the other of the two ends of the columnar body which are oppositely arranged is penetrated into the lower positioning hole, and the locking member is connected in each of the first connecting hole and the second connecting hole so as to lock and fix the upper mold and the lower mold together.

According to the second aspect, the further technical scheme is that: the locking piece is a screw or a bolt.

According to the second aspect, the further technical scheme is that: the length of the columnar body is smaller than or equal to the sum of the lengths of the upper positioning hole and the lower positioning hole.

Compared with the prior art, the utility model has the beneficial effects that: through design respectively at the opposite both ends of column body have first connecting hole and second connecting hole, when using, column body itself can be as location structure inserts in the locating hole of last mould and lower mould to realize the location to both of last mould and lower mould, and first connecting hole and the second connecting hole that the column body set up are used for cooperating with the retaining member, in order to realize the locking fixed to last mould and lower mould, consequently, the column body both can realize the location and can satisfy the fastening requirement again, has multi-functional characteristics, and be fit for using on small-size mould or the not abundant mould of space (position), can reduce the assembly area that the mould occupy.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the present utility model so that the same may be more clearly understood, as well as to provide a better understanding of the present utility model with reference to the following detailed description of the preferred embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a multi-functional positioning structure according to an embodiment of the present utility model;

FIG. 2 is a schematic structural view of a mold according to an embodiment of the present utility model;

fig. 3 is an exploded view of a part of a mold according to an embodiment of the present utility model.

Reference numerals

1. A columnar body; 11. a first connection hole; 2. an upper die; 21. an upper positioning hole; 3. a lower die; 31. a lower positioning hole; 4. a locking piece.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below in conjunction with specific embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. 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.

It should be understood that the terms "comprises" and "comprising," when used in this specification and claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

As shown in fig. 1, an embodiment of the present utility model provides a multifunctional positioning structure, which includes a columnar body 1, where the columnar body 1 has two opposite ends, a first connecting hole 11 is disposed at least near the center of one of the two opposite ends of the columnar body 1, and a second connecting hole is disposed at least near the center of the other of the two opposite ends of the columnar body 1.

Through designing respectively at the opposite both ends of column 1 has first connecting hole 11 and second connecting hole, when using, column 1 itself can be as location structure inserts in the locating hole of the last mould of mould and lower mould to realize the location to both of last mould and lower mould, and column 1 set up first connecting hole 11 and second connecting hole be used for with the retaining member cooperation, in order to realize the locking fixed to last mould and lower mould, consequently, column 1 both can realize the location and can satisfy the fastening requirement, has multi-functional characteristics, and be fit for using on small-size mould or the not abundant mould in space (position), can reduce the assembly area that the mould occupy.

Preferably, for convenience of fastening, the first and second connection holes 11 and 11 are screw holes. It should be noted that the first connection hole 11 and the second connection hole may be formed by arranging threads on the entire hole wall, or may be formed by arranging threads on a part of the hole section. Of course, in an embodiment, the first connection hole 11 and the second connection hole may be a clamping hole capable of adapting to a clamping connection manner.

In one embodiment, the pillar 1 is provided with a transition hole between the first connecting hole 11 and the second connecting hole, and the first connecting hole 11 and the second connecting hole are communicated through the transition hole.

The advantages of setting the transition hole are: the overall weight of the columnar body 1 can be reduced, and meanwhile, the length of the locking piece 4 which is connected and matched with the first connecting hole 11 and the second connecting hole can be properly allowed to have a certain error, and the normal connecting and matching requirements can be met.

In an embodiment, the aperture of the joint portion of the transition hole and the first connection hole 11 and the second connection hole is smaller than or equal to the aperture of the first connection hole 11 and the second connection hole.

In the present embodiment, the first connection hole 11 and the second connection hole are arranged symmetrically with respect to the center of the transition hole, that is, the first connection hole 11 and the second connection hole have the same depth. Of course, in other embodiments, the depths of the first and second connection holes 11 and 11 may be different. The depths of the first and second connection holes 11 and 11 may be set according to actual demands.

Specifically, the wall of the transition hole is a smooth surface or a threaded surface.

Specifically, the cross section of the columnar body 1 has a circular shape or a polygonal shape.

As shown in fig. 2 and 3, the embodiment of the present utility model further provides a mold, which includes an upper mold 2, a lower mold 3, a locking member 4, and the above-mentioned multifunctional positioning structure, where the upper mold 2 is provided with an upper positioning hole 21, the lower mold 3 is provided with a lower positioning hole 31, one of two ends of the column body 1 oppositely arranged is penetrated into the upper positioning hole 21, the other of two ends of the column body 1 oppositely arranged is penetrated into the lower positioning hole 31, and the first connecting hole 11 and the second connecting hole are both connected with the locking member 4 for locking and fixing the upper mold 2 and the lower mold 3 together.

Specifically, the locking member 4 is a screw or a bolt.

Preferably, the length of the columnar body 1 is less than or equal to the sum of the lengths of the upper positioning hole 21 and the lower positioning hole 31.

The columnar body 1 can realize positioning and meet fastening requirements, has the characteristics of multifunction, can be suitable for being used on a small mould or a mould with insufficient space (position), and can further reduce the assembly area occupied by the mould.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a multi-functional location structure, its characterized in that includes the column body, the column body has a both ends of relative arrangement, the column body is equipped with first connecting hole near the center of the one end position in its both ends of relative arrangement at least, the column body is equipped with the second connecting hole near the center of the other end position in its both ends of relative arrangement at least.

2. The multi-purpose positioning structure of claim 1, wherein the first and second connecting holes are threaded holes.

3. The multifunctional positioning structure according to claim 2, wherein a transition hole is provided between the first connecting hole and the second connecting hole, and the first connecting hole and the second connecting hole are communicated through the transition hole.

4. A multi-functional positioning structure according to claim 3, wherein the aperture of the junction of the transition hole and the first and second connecting holes is smaller than or equal to the aperture of the first and second connecting holes.

5. A multi-functional positioning structure according to claim 3, wherein the first connecting hole and the second connecting hole are arranged centrally symmetrically with respect to the transition hole.

6. A multi-functional positioning structure according to claim 3, wherein the wall of the transition hole is smooth or threaded.

7. A multi-purpose positioning structure as set forth in claim 1 wherein said columnar body has a circular or polygonal cross section.

8. A die, its characterized in that includes upper die, lower die, retaining member to and the multi-functional location structure of any one of claims 1-7, the upper die is equipped with the locating hole, the lower die is equipped with down the locating hole, one of the both ends that the column relatively arranged is worn to locate in the locating hole, the other of the both ends that the column relatively arranged is worn to locate in the locating hole down, all be connected with the retaining member in first connecting hole with the second connecting hole is in order to be used for with upper die with the lower die locking is together fixed.

9. A mould according to claim 8, wherein the locking member is a screw or a bolt.

10. A die as claimed in claim 9, wherein the length of the cylindrical body is less than or equal to the sum of the lengths of the upper and lower locating holes.