CN220092753U

CN220092753U - Chamfering die

Info

Publication number: CN220092753U
Application number: CN202321526964.0U
Authority: CN
Inventors: 陈亮; 蔡友; 李清平; 李兴路
Original assignee: Dongguan Darui New Energy Technology Co ltd
Current assignee: Dongguan Darui New Energy Technology Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2023-11-28
Anticipated expiration: 2033-06-15

Abstract

The utility model relates to the field of dies and discloses a chamfering die which comprises a fixed die holder and a movable die holder; the fixed die holder is provided with a fixed die plate, the fixed die plate is provided with a mounting groove, a jacking correcting plate is arranged in the bottom of the mounting groove, and a chamfer core detachably connected with the fixed die plate is arranged on the jacking correcting plate; a movable template is arranged on the movable die holder, and a pressing core is detachably arranged on the movable template corresponding to the chamfer core; and a driving device for driving the jacking correction plate to move towards the direction close to the movable die holder is also arranged in the fixed die holder. The chamfering die disclosed by the utility model can be beneficial to correcting the shape of a workpiece.

Description

Chamfering die

Technical Field

The utility model relates to the field of dies, in particular to a chamfering die.

Background

The chamfering die is a stamping die, and chamfering of corners of the workpiece is completed in the stamping process, so that burrs of the workpiece are removed.

However, the existing chamfering die has the following technical problems that in the stamping process, a workpiece can generate certain deformation, and the existing chamfering die cannot correct the deformation of the workpiece, so that the production yield of the workpiece is low.

In view of this, it is necessary to design a chamfering die to improve the production yield of the workpiece.

Disclosure of Invention

The utility model aims to provide a chamfer die for improving the production yield of workpieces.

To achieve the purpose, the utility model adopts the following technical scheme:

a chamfering die comprises a fixed die holder and a movable die holder;

the fixed die holder is provided with a fixed die plate, the fixed die plate is provided with a mounting groove, a chamfer core is detachably arranged in the bottom of the mounting groove, the chamfer core is provided with a punching groove, and a jacking correction plate is arranged in the punching groove; a movable template is arranged on the movable die holder, and a pressing core is detachably arranged on the movable template corresponding to the chamfer core;

and a driving device for driving the jacking correction plate to move towards the direction close to the movable die holder is also arranged in the fixed die holder.

Optionally, the central portion of the jacking correcting plate is raised to a set height.

Optionally, a plurality of guiding positioning columns used for limiting the position of the workpiece are further installed on the fixed die holder, two adjacent guiding positioning columns are arranged at intervals, and guiding chamfers are arranged on the tops, close to the movable die holder, of the guiding positioning columns.

Optionally, the chamfer is a circular arc chamfer.

Optionally, a plurality of mounting grooves are formed in the side wall of the mounting groove at intervals;

install in the mounting groove and be used for compressing tightly fixedly the T shape piece of chamfer core, T shape piece with the fixed die plate can dismantle the connection.

Optionally, an assembly groove is formed in the movable template, and the material pressing core is installed in the assembly groove;

the groove side wall interval of assembly groove is provided with a plurality of mounting groove, install in the mounting groove and be used for compressing tightly fixedly the T shape piece of swage core, T shape piece with movable mould board detachable connection.

Optionally, the fixed die seat further comprises a lower supporting plate arranged at one side of the bottom of the fixed die plate, and two supporting feet for supporting the fixed die plate are oppositely arranged on the lower supporting plate;

an elastic support column is arranged on the lower supporting plate, a support top plate is arranged at the top of the elastic support column, and the support top plate applies a support force to the jacking correction plate through a push rod;

under the action of no external force, the supporting top plate is attached to the bottom surface of the fixed template under the action of the elastic force of the elastic supporting columns.

Optionally, the fixed die plate is provided with an avoidance hole for avoiding the ejector rod.

Optionally, the chamfering core further includes an inner pressure plate disposed in the mounting groove to fix the chamfering pin, and the inner pressure plate is located between a bottom surface of the jacking correction plate and a bottom surface of the mounting groove.

Optionally, a guide post is arranged on the movable die holder, a limit through hole is arranged on the fixed die holder corresponding to the guide post, and the aperture of the limit through hole is consistent with the diameter of the guide post.

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

in this embodiment, the movable mold base drives the movable mold plate to move towards the fixed mold plate, so that the pressing mold core presses the workpiece into the punching groove of the chamfering mold core to remove the burrs of the workpiece, and then the jacking correction plate moves towards the movable mold base to be pressed on the workpiece under the drive of the driving device so as to correct the shape of the workpiece, thereby improving the production yield of the workpiece.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are therefore not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, which would otherwise be used by those skilled in the art, would not have the essential significance of the present disclosure, would still fall within the scope of the present disclosure without affecting the efficacy or achievement of the present disclosure.

Fig. 1 is a schematic perspective view of a chamfer mold according to an embodiment of the present utility model;

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

FIG. 3 is an exploded view of a chamfer mold according to an embodiment of the present utility model in another view;

fig. 4 is a schematic front view of a chamfer mold according to an embodiment of the present utility model.

Illustration of: 1. a fixed die holder; 11. a stationary mold plate; 12. lifting the correction plate; 13. chamfering the core; 131. an inner pressure plate; 14. guiding and positioning columns; 15. a T-shaped block; 16. a lower support plate; 17. supporting feet; 18. an elastomeric support column; 19. a supporting top plate; 2. a movable die holder; 21. a movable template; 22. pressing a material core; 23. and (5) a guide post.

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present 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.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides a chamfering die which can effectively correct the shape of a workpiece while removing burrs of the workpiece.

It should be noted that, the workpiece is stamped onto the chamfer core 13 by the pressing core 22, so as to remove the burrs of the workpiece, which belongs to the prior art, and therefore, the structure thereof is not repeated.

Referring to fig. 1 to 4, a chamfering die includes a fixed die holder 1 and a movable die holder 2.

Wherein, the fixed die holder 1 is provided with a fixed die plate 11, the fixed die plate 11 is provided with a mounting groove, a chamfer core 13 is detachably arranged in the bottom of the mounting groove, the chamfer core 13 is provided with a punching groove, and a jacking correction plate 12 is arranged in the punching groove; the movable die holder 2 is provided with a movable die plate 21, and a pressing core 22 is detachably arranged on the movable die plate 21 corresponding to the chamfer core 13; the fixed die holder 1 is also provided with a driving device for driving the jacking correction plate 12 to move towards the direction approaching the movable die holder 2. The jacking correction plate 12 has the same horizontal cross section as the punching grooves.

The work is set in the chamfering core 13, and then the pressing core 22 presses down the work, so that the chamfering core 13 can remove burrs at the edges of the work. In the process of pressing the workpiece by the pressing core 22, the driving device drives the jacking correction plate 12 to move upwards and press the workpiece so as to correct the workpiece, so that the deformation of the workpiece can be improved to a certain extent, and the production yield of the workpiece is improved.

In one particular embodiment, the central portion of lift correction plate 12 is raised to a set height. In the process of removing burrs by stamping, the workpiece is deformed into two raised ends, and the middle part of the workpiece is pressed by the raised jacking correction plate 12, so that the shape of the workpiece can be corrected better, and the yield of the workpiece is improved. It should be added that the specific ridge height may be determined according to the effect of the correction required and the size of the workpiece, typically 0.1-5mm.

Optionally, the fixed die holder 1 is further provided with a plurality of guiding positioning columns 14 for limiting the position of the workpiece, two adjacent guiding positioning columns 14 are arranged at intervals, and guiding chamfers are arranged at the tops of the guiding positioning columns 14, which are close to the movable die holder 2. Specifically, the arrangement of the guiding and positioning column 14 can enable the workpiece to be accurately placed in a proper position, and avoid the situation of machining errors.

Alternatively, the chamfer is a circular arc chamfer, so that the work piece is easier to put into place.

Optionally, a plurality of mounting grooves are formed on the side wall of the mounting groove at intervals; the T-shaped block 15 for pressing and fixing the chamfer core 13 is arranged in the mounting groove, and the T-shaped block 15 is detachably connected with the fixed template 11.

Specifically, the portion of the T-shaped block 15 protruding from the groove side wall of the mounting groove can press the chamfer core 13, thereby fixing the chamfer core 13 in the mounting groove.

Alternatively, an assembly groove is provided on the movable die plate 21, and the swage core 22 is installed in the assembly groove; the groove side wall of the assembly groove is provided with a plurality of mounting grooves at intervals, T-shaped blocks 15 for pressing and fastening the fixed pressing material mold cores 22 are mounted in the mounting grooves, and the T-shaped blocks 15 are detachably connected with the movable mold plates 21. The shape of the T-shaped block 15 is the same as the shape of the T-shaped block 15 on the fixed platen 11, and the mounting manner is the same.

Optionally, the fixed die seat 1 further comprises a lower supporting plate 16 arranged at one side of the bottom of the fixed die plate 11, and two supporting feet 17 for supporting the fixed die plate 11 are oppositely arranged on the lower supporting plate 16; the lower supporting plate 16 is provided with an elastic supporting column 18, the top of the elastic supporting column 18 is provided with a supporting top plate 19, and the supporting top plate 19 applies supporting force to the jacking correction plate 12 through a top rod; under the action of no external force, the supporting top plate 19 is attached to the bottom surface of the fixed die plate 11 under the action of the elastic force of the elastic supporting columns 18.

It should be noted in particular that elastomeric support columns 18 constitute a support for the workpiece during the stamping process; the elasticity of elastomeric support columns 18 assists in the demolding of the workpiece after stamping is completed. It should be further noted that, as shown in fig. 1, the elastomeric support columns 18 are capable of ejecting the work piece from the top surface of the stationary platen 11 without the application of external forces.

Alternatively, the fixed platen 11 is provided with a dodging hole dodging the ejector pin so that the ejector pin can apply a supporting force to the jacking correction plate 12.

Alternatively, the chamfering core 13 further includes an inner pressure plate 131 provided in the mounting groove to fix the chamfering pin, and the inner pressure plate 131 is located between the bottom of the mounting groove and the bottom surface of the jacking correction plate 12. The chamfering needle may be provided with a projection for scraping the flash.

Optionally, a guide post 23 is arranged on the movable die holder 2, a limit through hole is arranged on the fixed die holder 1 corresponding to the guide post 23, and the aperture of the limit through hole is consistent with the diameter of the guide post 23.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The chamfering die is characterized by comprising a fixed die holder (1) and a movable die holder (2);

the fixed die seat (1) is provided with a fixed die plate (11), the fixed die plate (11) is provided with a mounting groove, and a chamfer core (13) is detachably arranged in the bottom of the mounting groove;

the chamfering mold core (13) is provided with a punching groove, and a jacking correction plate (12) is arranged in the punching groove; a movable template (21) is arranged on the movable die holder (2), and a pressing core (22) is detachably arranged on the movable template (21) corresponding to the chamfer core (13);

and a driving device for driving the jacking correction plate (12) to move towards the direction close to the movable die holder (2) is also arranged in the fixed die holder (1).

2. The chamfer die according to claim 1, wherein the central portion of the lift correction plate (12) is raised to a set height.

3. The chamfer die according to claim 1, wherein the fixed die seat (1) is further provided with a plurality of guiding positioning columns (14) for limiting the position of a workpiece, two adjacent guiding positioning columns (14) are arranged at intervals, and guiding chamfers are arranged on the tops, close to the movable die seat (2), of the guiding positioning columns (14).

4. A chamfer die as claimed in claim 3, wherein the chamfer is a circular arc chamfer.

5. The chamfer die of claim 1, wherein the groove side walls of the mounting groove are provided with a plurality of mounting grooves at intervals;

and a T-shaped block (15) for pressing and fixing the chamfer core (13) is arranged in the mounting groove, and the T-shaped block (15) is detachably connected with the fixed die plate (11).

6. The chamfer die according to claim 1, characterized in that the moving die plate (21) is provided with an assembly groove in which the swage core (22) is mounted;

the groove side wall interval of assembly groove is provided with a plurality of mounting groove, install in the mounting groove and be used for compressing tightly fixed T shape piece (15) of swage core (22), T shape piece (15) with movable mould board (21) can dismantle and be connected.

7. The chamfer mold according to claim 1, wherein the fixed mold base (1) further comprises a lower support plate (16) arranged at one side of the bottom of the fixed mold plate (11), and two supporting legs (17) for supporting the fixed mold plate (11) are oppositely arranged on the lower support plate (16);

an elastic support column (18) is arranged on the lower supporting plate (16), a support top plate (19) is arranged at the top of the elastic support column (18), and the support top plate (19) applies a supporting force to the jacking correction plate (12) through a push rod;

under the action of no external force, the supporting top plate (19) is attached to the bottom surface of the fixed die plate (11) under the action of the elastic force of the elastic supporting columns (18).

8. The chamfer die according to claim 7, characterized in that the stationary die plate (11) is provided with a relief hole that is relieved from the ejector pin.

9. The chamfer die according to claim 1, characterized in that the chamfer core (13) further includes an inner pressure plate (131) provided in the mounting groove to fix a chamfer pin, and the inner pressure plate (131) is located between a bottom surface of the mounting groove and a bottom surface of the lift-up correction plate (12).

10. The chamfer die according to claim 1, characterized in that a guide post (23) is arranged on the movable die holder (2), a limit through hole is arranged on the fixed die holder (1) corresponding to the guide post (23), and the aperture of the limit through hole is consistent with the diameter of the guide post (23).