CN216420800U - Punching die - Google Patents

Abstract

The application relates to a punching die for punching a container cover. The punching die comprises a first die, a second die, a first punching assembly and a second punching assembly. The container cover is placed on the first die, the second die can move relative to the first die along the height direction of the punching die, the first punching assembly can move along with the second die, and the second punching assembly is installed on the second die. Wherein the first punch assembly can punch the bottom wall of the container cover and the second punch assembly can punch the side wall of the container cover. In the operation process of the punching die, the first punching assembly and the second punching assembly can work simultaneously, so that the through holes in the bottom wall and the side wall of the container cover are punched simultaneously, the accuracy of the positions between the through holes in two directions is improved, the machining procedures of the container cover are reduced, and the production cost is reduced.

Description

Punching die

Technical Field

The application relates to the technical field of punching processing, in particular to a punching die.

Background

The partial container cover needs to be provided with through holes on the bottom wall and the side wall respectively for installing other parts, and the existing punching die needs to punch holes on the bottom wall and then on the side wall. The through holes of the bottom wall and the side wall of the container cover need to be processed twice, so that the position accuracy between the through holes of the bottom wall and the through holes of the side wall is low, and the assembly accuracy of the container cover is further influenced.

SUMMERY OF THE UTILITY MODEL

The application provides a punching die for solve the lower problem of the through-hole position accuracy of the through-hole of container lid diapire and lateral wall.

The embodiment of the application provides a cut-out press for punching a hole of container lid, the cut-out press includes:

a first mold;

a second die movable relative to the first die in a height direction of the punching die;

the first punching assembly comprises a first male die and a first female die, the first male die is mounted on the second die, and the first female die is mounted on the first die;

a second punch assembly mounted to the second die;

the container cover is placed in the first die, when the second die moves to a preset position, the first punching assembly is used for punching a bottom wall of the container cover, and the second punching assembly is used for punching a side wall of the container cover.

Through set up first punching subassembly and second punching subassembly simultaneously in cut-out press, can punch a hole at the diapire and the lateral wall of container lid simultaneously, improved the accuracy of position between the through-hole of diapire and lateral wall, and then improved the accuracy of installation between other parts of container lid. Meanwhile, the procedures required by the container cover punching are reduced, and the processing cost of the container cover is reduced.

In a possible embodiment, the second die includes a connecting member, and the second punch assembly is mounted to the second die through the connecting member in a height direction of the punch die.

When the second punching assembly moves to the preset position, the connecting part stops moving, so that the second punching assembly does not move continuously along with the second die. The elastic piece arranged between the connecting part and the second die can restore the distance between the second die and the connecting part after punching is finished.

In one possible embodiment, the second punch assembly includes a second male die and a second female die, and the second male die and the second female die are respectively located on the outer side and the inner side of the container lid side wall when the second punch assembly is located at the preset position.

The second male die and the second female die are respectively positioned on the outer side and the inner side of the side wall of the container cover, when the second male die is punched from the outer side to the inner side of the side wall of the container cover, the second female die can be abutted against the inner side of the side wall of the container cover, and the risk of deformation of the side wall of the container cover when punching is reduced.

In a possible embodiment, the punching die includes a diagonal guide block attached to the second die, the diagonal guide block being movable relative to the connecting member in a height direction of the punching die.

When the second punching assembly moves to the preset position, the connecting part and the second punching assembly stop moving along the height direction of the punching die, the inclined guide block and the connecting part move relatively, and then the second punching assembly is driven to move along the width direction of the punching die to punch holes on the side wall of the container cover.

In one possible embodiment, the inclined guide block includes a first inclined surface inclined in a direction away from the second mold toward a direction close to the container cover;

the second concave die comprises a second inclined surface, the second inclined surface is in contact with the first inclined surface, and when the inclined guide block and the connecting part move relatively, the first inclined surface and the second inclined surface slide relatively and are used for driving the second concave die to be away from the center of the container cover along the radial direction of the container cover.

When the second punching assembly moves to the preset position, the inclined guide block continues to move along with the second die, the first inclined surface is in contact with the second inclined surface and slides relatively, the second concave die can be pushed to move towards the position far away from the center of the container cover, and the second concave die is enabled to be abutted against the inner side of the side wall of the container cover.

In one possible embodiment, the slope guide includes a third slope inclined in a direction away from the second mold, the third slope being inclined in a direction away from the container lid;

the second male die comprises a fourth inclined surface, the fourth inclined surface is in contact with the third inclined surface, and when the inclined guide block and the connecting part move relatively, the third inclined surface and the fourth inclined surface slide relatively to drive the second male die to be close to the center of the container cover along the radial direction of the container cover.

When the second punching assembly moves to the preset position, the inclined guide block continues to move along with the second die, the third inclined surface is in contact with the fourth inclined surface and slides relatively, the second male die can be pushed to move towards the center of the container cover, at least part of the second male die penetrates through the side wall of the container cover, and the side wall of the container cover is punched.

In a possible embodiment, the connecting part comprises an avoiding hole through which at least part of the skew guide block can pass.

Through setting up at adapting unit and dodging the hole, when oblique guide block and adapting unit take place relative motion, make oblique guide block at least part can pass adapting unit, contact with the second subassembly that punches a hole, and then drive the second subassembly that punches a hole and punch a hole to the lateral wall of container lid.

In a possible embodiment, the punching die comprises a first guide post mounted to the second die and at least partially able to pass through the connecting member, the connecting member being able to move along the first guide post.

The first guide post can limit the moving direction between the second die and the connecting part, so that the possibility of movement between the connecting part and the second die along the length direction or the width direction of the punching die is reduced, and the position accuracy between the through hole of the bottom wall and the through hole of the side wall of the container cover is improved.

In a possible embodiment, the punching die comprises a second guiding stud mounted to the first die and at least partially able to pass through the second die, the second die being able to move along the second guiding stud.

The second guide column limits the movement direction of the second die relative to the first die, so that the second die can only move along the height direction of the punching die, the possibility of shaking of the second die in the movement process is reduced, and the matching accuracy between the first male die and the first female die is improved.

In a possible embodiment, the punching die includes a stopper post that abuts against the connection member in a height direction of the punching die when the connection member moves to a predetermined position with the second die.

When the second punching assembly moves to the preset position, the second die needs to continue to move, and then the first punching assembly and the second punching assembly are driven to punch the container cover. Stop motion after can making adapting unit move to preset the position through spacing post and adapting unit butt, improved the accuracy nature in position between the through-hole of container lid diapire and the through-hole of container lid lateral wall.

The application relates to a punching die for punching a container cover. The punching die comprises a first die, a second die, a first punching assembly and a second punching assembly. The container cover is placed on the first die, the second die can move relative to the first die along the height direction of the punching die, the first punching assembly can move along with the second die, and the second punching assembly is installed on the second die. Wherein the first punch assembly can punch the bottom wall of the container cover and the second punch assembly can punch the side wall of the container cover. In the operation process of the punching die, the first punching assembly and the second punching assembly can work simultaneously, so that the through holes in the bottom wall and the side wall of the container cover are punched simultaneously, the accuracy of the positions between the through holes in two directions is improved, the machining procedures of the container cover are reduced, and the production cost is reduced.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

FIG. 1 is a schematic structural diagram of a punching die provided in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a punch die provided in accordance with an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of FIG. 2 at location I;

fig. 4 is an exploded view of a punching die provided in an embodiment of the present application.

Reference numerals:

1-a first mold;

2-a second mold;

21-a connecting member;

211-relief holes;

3-a first punch assembly;

31-a first male die;

32-a first female die;

4-a second punch assembly;

41-a second male die;

411-fourth slope;

42-a second concave die;

421-a second inclined plane;

5-an inclined guide block;

51-a first bevel;

52-third bevel;

6-a first guide post;

7-a second guide post;

8-a limiting column;

9-reset means.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application 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 understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

As shown in fig. 1 and 2, the embodiment of the present application provides a punching die for punching a container lid, which includes a first die 1, a second die 2, a first punching assembly 3, and a second punching assembly 4. Along the direction of height Z of the punching die, the second die 2 can move relative to the first die 1, the first punching component 3 comprises a first male die 31 and a first female die 32, the first male die 31 is mounted on the second die 2, the first female die 32 is mounted on the first die 1, and the second punching component 4 is mounted on the second die 2. The container cover is placed in the first die 1, the first punching assembly 3 can punch holes in the bottom wall of the container cover, and the second punching assembly 4 can punch holes in the side wall of the container cover.

Through set up first punching subassembly 3 and second punching subassembly 4 simultaneously in cut-out press, can punch a hole at the diapire and the lateral wall of container lid simultaneously, improved the accuracy of position between the through-hole of diapire and lateral wall, and then improved the accuracy of installation between the other parts of container lid. Meanwhile, the procedures required by the container cover punching are reduced, and the processing cost of the container cover is reduced.

In a possible embodiment, as shown in fig. 2, the first punching assembly 3 comprises a first male die 31 and a first female die 32, the first male die 31 is mounted on the second die 2, the first female die 32 is mounted on the first die 1, the container cover is placed between the first male die 31 and the first female die 32, and the outer surface of the container cover abuts against the first die 1.

Along the direction of height Z of cut-out press, first terrace die 31 can follow second mould 2 and move to the direction of container lid, because the surface of container lid and first mould 1 butt, first terrace die 31 punches a hole to the outside from the inboard of container lid, can satisfy the requirement that the hole burr of container lid bottom wall is outside.

As shown in fig. 2, in a possible embodiment, the second die 2 includes a connecting member 21, and the second punch assembly 4 is mounted to the second die 2 through the connecting member 21 in the height direction Z of the punch die. The connecting member 21 is capable of relative movement with the second die 2 in the height direction Z of the punching die, and an elastic member (not shown in the figure) is provided between the connecting member 21 and the second die 2.

When the second punching assembly 4 moves to the preset position, the connecting part 21 stops moving, so that the second punching assembly 4 does not move continuously with the second die 2. The elastic member provided between the connection member 21 and the second die 2 may restore the second die 2 and the connection member 21 to the original distance after the punching is completed.

As shown in fig. 2 and 4, in one possible embodiment, the second punch assembly 4 comprises a second punch 41 and a second die 42, and when the second punch assembly 4 is moved to the preset position, the second punch 41 and the second die 42 are respectively located on the outer side and the inner side of the container lid side wall.

Since the second punch 41 and the second die 42 are respectively located on the outer side and the inner side of the container lid side wall, when the second punch 41 punches a hole from the outer side to the inner side of the container lid side wall, the second die 42 abuts against the inner side of the container lid side wall, and the risk of deformation of the container lid side wall during punching is reduced.

In a possible embodiment, as shown in fig. 2, the second die 2 is equipped with a skew guide 5, the skew guide 5 moving with the second die 2, the skew guide 5 being able to move relative to the connecting member 21 in the direction Z of the height of the punching die.

When the second punching assembly 4 moves to the preset position, the connecting part 21 and the second punching assembly 4 stop moving along the height direction Z of the punching die, the inclined guide block 5 and the connecting part 21 move relatively, and then the second punching assembly 4 is driven to move along the width direction X of the punching die to punch the container cover side wall.

As shown in fig. 3 and 4, in one possible embodiment, the slant guide 5 is provided with a first slant surface 51, and the first slant surface 51 is inclined in a direction approaching the container cover in a direction away from the second mold 2. The second concave die 42 is provided with a second inclined surface 421, the second inclined surface 421 contacts with the first inclined surface 51, when the inclined guide block 5 and the connecting part 21 move relatively, the first inclined surface 51 and the second inclined surface 421 slide relatively, and further the second concave die 42 is driven to move along the radial direction of the container cover to the central position far away from the container cover.

When the second punching assembly 4 moves to the preset position, the inclined guide block 5 continues to move along with the second die 2, the first inclined surface 51 contacts with the second inclined surface 421 and slides relatively, and the second concave die 42 can be pushed to move away from the center of the container cover, so that the second concave die 42 is abutted against the inner side of the side wall of the container cover.

In one possible embodiment, as shown in fig. 3 and 4, the ramp guide 5 is provided with a third ramp 52, the third ramp 52 being inclined away from the container lid in a direction away from the second mold 2. The second male die 41 is provided with a fourth inclined surface 411, the third inclined surface 52 is in contact with the fourth inclined surface 411, and when the inclined guide block 5 and the connecting part 21 move relatively, the third inclined surface 52 and the fourth inclined surface 411 can slide relatively, so that the second male die 41 is driven to be close to the central position of the container cover along the radial direction of the container cover.

When the second punching assembly 4 moves to the preset position, the inclined guide block 5 continues to move along with the second die 2, the third inclined surface 52 is in contact with the fourth inclined surface 411 and slides relatively, and the second male die 41 can be pushed to move towards the center position of the container cover, so that at least part of the second male die 41 penetrates through the side wall of the container cover to punch the side wall of the container cover.

In a possible embodiment, as shown in fig. 4, the connection part 21 includes an escape hole 211, and at least a portion of the slant guide block 5 can pass through the escape hole 211.

By providing the avoiding hole 211 in the connecting member 21, when the inclined guide block 5 and the connecting member 21 move relatively, at least a portion of the inclined guide block 5 can pass through the connecting member 21 and contact the second punching assembly 4, so as to drive the second punching assembly 4 to punch a hole in the side wall of the container cover.

In a possible embodiment, as shown in figure 4, the punching die is provided with a first guide post 6. The first guide post 6 is mounted to the second mold 2 and the connecting member 21 is provided with a first guide sleeve so that at least a portion of the first guide post 6 can pass through the connecting member 21 and the connecting member 21 can move along the first guide post 6.

The first guide post 6 can restrict the moving direction between the second die 2 and the connecting member 21, so that the possibility of movement between the connecting member 21 and the second die 2 in the longitudinal direction X or the width direction Y of the punching die is reduced, and the accuracy of the position between the through hole of the bottom wall and the through hole of the side wall of the container lid is improved.

In a possible embodiment, as shown in figure 4, the punching die comprises a second guide post 7. The second guide post 7 is mounted on the first mold 1, and a second guide sleeve is disposed on the second mold 2 so that at least a portion of the second guide post 7 can pass through the second mold 2, and the second mold 2 moves along the second guide post 7.

The second guide post 7 limits the movement direction of the second die 2 relative to the first die 1, so that the second die 2 can only move along the height direction Z of the punching die, the possibility of shaking of the second die 2 in the movement process is reduced, and the matching accuracy between the first male die 31 and the first female die 32 is improved.

As shown in fig. 4, in one possible embodiment, the punching die is provided with the stopper post 8, and the stopper post 8 abuts against the connecting member 21 in the height direction Z of the punching die when the connecting member 21 moves to the predetermined position with the second die 2.

When the second punching assembly 4 moves to the preset position, the second die 2 needs to continue to move, so as to drive the first punching assembly 3 and the second punching assembly 4 to punch the container cover. The connecting part 21 can be moved to a preset position and then stopped through the abutting of the limiting column 8 and the connecting part 21, and the accuracy of the position between the through hole in the bottom wall of the container cover and the through hole in the side wall of the container cover is improved.

In a possible embodiment, as shown in fig. 4, the connecting member 21 is provided with a returning member 9, the second punch 41 is connected to the returning member 9 by an elastic member, the elastic member is deformed when the second punch 41 punches the container lid, and the elastic member is restored to its original shape after the second punch 41 punches the container lid, so that the second punch 41 is separated from the container lid.

The working principle of the punching die provided by the embodiment of the application is as follows: the container cover is placed on the first die 1, the outer surface of the container cover is abutted to the first die 1, the height direction Z of the punching die is arranged, the second die 2 moves towards the direction close to the first die 1, when the second punching component 4 moves to a preset position, the limiting column 8 is abutted to the connecting part 21, the connecting part 21 and the second punching component 4 stop moving, the second die 2 and the first male die 31 continue to move towards the direction close to the first die 1, the elastic part between the second die 2 and the connecting part 21 is compressed, the oblique guide block 5 drives the second punching component 4 to punch a hole on the side wall of the container cover, meanwhile, the first male die 31 is in contact with the container cover, and the bottom wall of the container cover is punched. After punching, the second die 2 moves in a direction away from the first die 1 along the height direction Z of the punching die, the first male die 31 is separated from the container cover, the initial distance between the second die 2 and the connecting part 21 is restored under the action of the elastic member between the second die 2 and the connecting part 21, the acting force of the inclined guide block 5 on the second punching assembly 4 is cancelled, and the second male die 41 is separated from the container cover under the action of the elastic member between the second male die 41 and the restoring part 9 and then moves to the initial position along with the second die 2.

The application relates to a punching die for punching a container cover. The punching die comprises a first die 1, a second die 2, a first punching assembly 3 and a second punching assembly 4. The container lid is placed on the first die 1, the second die 2 is movable relative to the first die 1 along the height direction Z of the punching die, the first punching assembly 3 is movable along with the second die 2, and the second punching assembly 4 is mounted on the second die 2. Wherein the first punching assembly 3 can punch the bottom wall of the container cover, and the second punching assembly 4 can punch the side wall of the container cover. In the operation process of the punching die, the first punching assembly 3 and the second punching assembly 4 can work simultaneously, so that the through holes in the bottom wall and the side wall of the container cover are punched simultaneously, the accuracy of the positions between the through holes in two directions is improved, the machining procedures of the container cover are reduced, and the production cost is reduced.

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

Claims (10)

1. A punch die for punching a container lid, the punch die comprising:

a first mold (1);

a second die (2), the second die (2) being movable relative to the first die (1) in a height direction of the punching die;

a first punching assembly (3) comprising a first male die (31) and a first female die (32), said first male die (31) being mounted to said second mould (2), said first female die (32) being mounted to said first mould (1);

a second punch assembly (4), the second punch assembly (4) being mounted to the second die (2);

wherein the container cover is placed in the first die (1), when the second die (2) moves to a preset position, the first punching assembly (3) is used for punching a bottom wall of the container cover, and the second punching assembly (4) is used for punching a side wall of the container cover.

2. The punching die according to claim 1, characterized in that the second die (2) comprises a connecting member (21), the second punching assembly (4) being mounted to the second die (2) by the connecting member (21) in the height direction of the punching die.

3. The punching die according to claim 2, wherein said second punching assembly (4) comprises a second male die (41) and a second female die (42), said second male die (41) and said second female die (42) being respectively located outside and inside said container lid side wall when said second punching assembly (4) is in a preset position.

4. The punching die according to claim 3, characterized in that the punching die comprises a skew guide (5), the skew guide (5) being mounted to the second die (2), the skew guide (5) being movable relative to the connecting member (21) in a height direction of the punching die.

5. The punching die according to claim 4, wherein the ramp guide (5) comprises a first ramp (51), the first ramp (51) being inclined in a direction away from the second die (2) in a direction towards the container lid;

the second concave die (42) comprises a second inclined surface (421), the second inclined surface (421) is in contact with the first inclined surface (51), and when the inclined guide block (5) and the connecting part (21) move relatively, the first inclined surface (51) and the second inclined surface (421) slide relatively and are used for driving the second concave die (42) to be away from the center of the container cover along the radial direction of the container cover.

6. The punching die according to claim 5, characterised in that the ramp guide (5) comprises a third ramp (52), said third ramp (52) being inclined away from the cover of the container in the direction away from the second die (2);

the second male die (41) comprises a fourth inclined surface (411), the fourth inclined surface (411) is in contact with the third inclined surface (52), and when the inclined guide block (5) and the connecting part (21) move relatively, the third inclined surface (52) and the fourth inclined surface (411) slide relatively to each other to drive the second male die (41) to be close to the center of the container cover along the radial direction of the container cover.

7. The punching die according to claim 4, characterized in that said connecting member (21) comprises an escape hole (211), at least part of said angular guide block (5) being able to pass through said escape hole (211).

8. The punching die according to claim 2, characterized in that it comprises a first guiding stud (6), said first guiding stud (6) being mounted to said second die (2) at least partially able to pass through said connecting member (21), said connecting member (21) being able to move along said first guiding stud (6).

9. The punching die according to any of claims 1 to 8, characterized in that it comprises a second guiding stud (7), said second guiding stud (7) being mounted to said first die (1), at least partially able to pass through said second die (2), said second die (2) being able to move along said second guiding stud (7).

10. The punching die according to any one of claims 2 to 8, characterized in that the punching die comprises a stopper post (8), and the stopper post (8) abuts the connecting member (21) in a height direction of the punching die when the connecting member (21) moves to a preset position with the second die (2).

Images