CN216324544U - Insulating sheet punching die for automobile - Google Patents

Abstract

The utility model discloses an insulating sheet punching die for an automobile, which relates to the technical field of punching processing equipment and comprises an upper die plate assembly, a lower die plate assembly and a stripper plate, wherein the stripper plate is arranged below the upper die plate assembly and is connected with the upper die plate assembly through an elastic piece, the upper surface of the lower die plate assembly is used for supporting a material to be punched, a punching structure penetrating through the stripper plate is arranged between the upper die plate assembly and the lower die plate assembly, the lower surface of the stripper plate is provided with an appearance punching cutting die, and the lower die plate assembly is provided with a waste discharging hole so as to discharge punching waste. Due to the arrangement, punching and appearance punching can be finished by one-time punching, dimensional errors caused by secondary punching are avoided, waste materials generated by punching of the punching structure directly enter the waste discharge hole, and the process of manual waste discharge is omitted; the upper die plate component is relatively close to and far away from the stripper plate under the action of the elastic piece, so that the pressing of the material to be punched and the discharging of the punched workpiece are realized.

Description

Insulating sheet punching die for automobile

Technical Field

The utility model relates to the technical field of punching processing equipment, in particular to an insulating sheet punching die for an automobile.

Background

The die usually needs to be combined with a punch press or a press machine to realize the production process, during production, a lower template of the die is fixed on a lower workbench of the punch press, a punching force application component of the punch press applies force to an upper template of the die to enable the upper template to be relatively close to the lower template, and the upper template and the lower template are correspondingly pressed to realize the punching production process.

The insulating sheet for the automobile needs to be punched, and the outer edge of the insulating sheet needs to be punched. In the prior art, because the size of the product of the insulating sheet for the automobile is larger, the product is generally punched by a hardware die at first, and then the shape of the product is punched by a cutting die, so that the processing mode has lower production efficiency, secondary punching is carried out after punching, the punching size is inaccurate, and the scrapping probability of the product is increased; and a machining process of one-time punching by adopting a cutting die is adopted, the punched waste is still connected with the punched workpiece, the waste needs to be manually removed, the waste discharge is troublesome, and a large amount of manpower is consumed.

Therefore, how to solve the problems that the punching die in the prior art is easy to cause low punching size precision and needs to manually remove punching waste materials becomes an important technical problem to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an insulating sheet punching die for an automobile, and aims to solve the problems that in the prior art, the punching die is low in punching size precision and needs to manually remove punching waste materials. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an insulating sheet punching die for an automobile, which comprises an upper die plate assembly, a lower die plate assembly and a stripper plate, wherein the stripper plate is arranged below the upper die plate assembly and is connected with the upper die plate assembly through an elastic piece; when the material to be punched is punched, the upper plate assembly and the stripper plate are relatively close to each other so that the punching structure is exposed from the lower end face of the stripper plate, and the elastic piece is elastically deformed; when the elastic piece recovers elastic deformation, the upper plate assembly is relatively far away from the stripper plate, and the stripper plate unloads the punched workpiece from the punching structure.

Preferably, the punching structure comprises a punching needle fixedly arranged on the lower end face of the upper template assembly and a knife edge arranged on the upper end face of the lower template assembly and corresponding to the punching needle, and a central hole of the knife edge is communicated with the waste discharge hole.

Preferably, the lower template assembly comprises a lower template and a lower die holder, the lower template is formed by splicing a plurality of template blocks, positioning pieces used for positioning the template blocks are arranged on the lower die holder, and the template blocks are fixedly connected with the lower die holder.

Preferably, a moving space is arranged inside the upper die plate assembly, a push plate is arranged in the moving space, the push plate is connected with the stripper plate through a fastener, and the elastic part acts between the upper surface of the push plate and the upper wall surface of the moving space.

Preferably, the upper plate assembly comprises an upper supporting plate and an upper plate which are arranged in parallel, and the upper supporting plate and the upper plate are supported by an upper foot pad so as to form the moving space between the upper supporting plate and the upper plate.

Preferably, the elastic member is a spring or a rubber column.

Preferably, an equal-height sleeve is arranged in the upper template, and the fastener penetrates through the equal-height sleeve.

Preferably, a guide mechanism is arranged between the upper plate assembly and the lower plate assembly, and the guide direction of the guide mechanism is perpendicular to the lower plate assembly.

Preferably, the guide mechanism comprises a guide cylinder arranged on one of the upper template assembly and the lower template assembly and a guide post arranged on the other, and the guide post can extend into the guide cylinder.

Preferably, the waste discharge hole is a through hole arranged on the lower template and the lower die base, and the through hole corresponds to the punching structure.

According to the technical scheme, the automobile insulation sheet punching die comprises an upper die plate assembly, a lower die plate assembly and a stripper plate, wherein the stripper plate is arranged below the upper die plate assembly and is connected with the upper die plate assembly through an elastic piece, a punching structure penetrating through the stripper plate is arranged between the upper die plate assembly and the lower die plate assembly, the lower surface of the stripper plate is provided with an appearance punching cutting die, and the lower die plate assembly is provided with a waste discharge hole for discharging punching waste. According to the arrangement, the punching force application component of the punching machine applies force to the upper plate component, the punching structure and the appearance punching cutting die simultaneously punch materials to be punched, so that the size error caused by secondary punching is avoided, waste materials formed by punching of the punching structure directly enter the waste discharge hole, and the process of manual waste discharge is omitted; the upper die plate component is relatively close to and far away from the stripper plate under the action of the elastic piece, so that the pressing of the material to be punched and the discharging of the punched workpiece are realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an insulating sheet punching die for an automobile according to an embodiment of the present invention;

fig. 2 is a left side view of an insulating sheet punching die for an automobile according to an embodiment of the present invention.

In the figure:

1-upper supporting plate, 2-upper supporting foot, 3-upper template, 4-push plate, 5-stripper plate, 6-lower template, 7-lower die holder, 8-lower supporting foot, 9-lower supporting plate, 10-guide post, 11-guide cylinder, 12-elastic piece, 13-punching needle, 14-knife edge, 15-moving space, 16-equal-height sleeve, 17-fastener and 18-pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

An object of this embodiment is to provide a die-cut mould of insulating piece for car, solve the die-cut mould among the prior art and easily lead to die-cut size precision low, need the artifical problem of getting rid of die-cut waste material.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the utility model described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the utility model described in the claims.

Referring to fig. 1 and 2, in this embodiment, the die-cut die for the insulating sheet for the automobile includes an upper die plate assembly, a lower die plate assembly and a stripper plate 5, the stripper plate 5 is disposed below the upper die plate assembly and connected to the upper die plate assembly through an elastic member 12, the lower die plate assembly is connected to a lower table of the punch press, the upper surface of the lower die plate assembly is used for supporting a material to be die-cut, a punching structure is disposed between the upper die plate assembly and the lower die plate assembly, the punching structure penetrates through the stripper plate 5, a shape die-cutting die is disposed on the lower surface of the stripper plate 5 and used for punching a shape of the material to be die-cut, and the lower die plate assembly is provided with a waste discharge hole for discharging the punching waste. Because elastic deformation can take place for stripper plate 5 can be close to relatively and keep away from the cope match-plate pattern subassembly, when the cope match-plate pattern subassembly is close to stripper plate 5 relatively, the structure of punching a hole exposes from the lower surface that stripper plate 5 carries out the punching press, when the cope match-plate pattern subassembly is kept away from stripper plate 5 relatively, the lower extreme of the structure of punching a hole withdraws in stripper plate 5, makes the punching press work piece lift off from the structure of punching a hole.

When the punching die is used, a material to be punched is positioned between the stripper plate 5 and the lower template component, when a punching force application component of the punching machine applies force to the upper template component, the upper template component is relatively close to the stripper plate 5, the elastic piece 12 generates elastic deformation, the punching structure is exposed from the lower end face of the stripper plate 5, the material to be punched is punched, waste materials enter the waste discharge hole, and meanwhile, the edge of the material to be punched is punched by the appearance punching cutting die under the force application effect of the punching machine; after punching is completed, the punching force of the punch is unloaded, the elastic piece 12 recovers elastic deformation, so that the upper die plate assembly moves upwards and is relatively far away from the stripper plate 5, the punching structure retracts into the stripper plate 5, the punching workpiece is unloaded from the punching structure, the upper die plate assembly is moved away, the punching workpiece is obtained, and punching is completed. The punching die is not only suitable for punching the insulating sheet for the automobile, but also suitable for punching other sheet structures such as rubber sheets and the like.

So set up, punching a hole and the die-cut one step completion of appearance of die-cut work piece do not need the secondary punching press, have avoided the punching press size to be inaccurate to lead to the condemned problem of product, and the waste material that punches a hole is direct to be discharged by the hole of wasting discharge, does not need the manual work to waste, has saved the manpower and has consumeed.

In a preferred scheme of the embodiment, the punching structure comprises a punching needle 13 and a knife edge 14, the upper end of the punching needle 13 is fixedly arranged on the lower end surface of the upper template assembly, a through hole penetrating through the thickness of the stripper plate 5 is formed in the stripper plate 5, the punching needle 13 is arranged in the through hole in a penetrating manner, the knife edge 14 is arranged on the upper end surface of the lower template assembly and is in a position corresponding to the punching needle 13, and the central hole of the knife edge 14 is communicated with the waste discharge hole. When punching operation is carried out, the upper die plate assembly is relatively close to the stripper plate 5, the lower end of the punching needle 13 is exposed from the lower surface of the stripper plate 5, the punching needle 13 punches waste materials into the center hole of the knife edge 14 and then falls into the waste discharge hole to be discharged, after punching force is unloaded, the upper die plate assembly is relatively far away from the stripper plate 5, the punching needle 13 moves upwards along with the upper die plate assembly, and the lower end of the punching needle 13 can retract into the stripper plate 5.

In this embodiment, the lower bolster subassembly includes lower bolster 6 and die holder 7, and 6 fixed settings of lower bolster are at the upper surface of die holder 7, and lower bolster 6 is formed by the concatenation of a plurality of template pieces, is equipped with the setting element that is used for each template piece location on the die holder 7, and each template piece all with die holder 7 fixed connection. In a specific embodiment, each template block is positioned with the lower die holder 7 through the pin 18, and then is fixed on the lower die holder 7 through the fastener 17 such as a bolt, so that the lower template 6 can be prevented from deforming. Because the lower template 6 is large in size, the lower template 6 with the large size is difficult to process by adopting a slow-moving wire processing mode, so that each template block is processed by adopting the slow-moving wire mode, and then each template block is spliced into the lower template 6.

In a specific embodiment, the waste discharge hole is a through hole formed in the lower die plate 6 and the lower die base 7, and the through hole corresponds to the punching structure, so that the punching waste just falls into the waste discharge hole.

Further, the lower template assembly further comprises a lower supporting plate 9 arranged below the lower die holder 7, and the lower supporting plate 9 and the lower die holder 7 are supported through a lower pad foot 8. By the arrangement, the height of the automobile insulating sheet punching die is increased, so that the automobile insulating sheet punching die can be conveniently placed on a punch press to be matched with the punch press for punching; and the lower die base 7 is supported by the lower cushion foot 8, so that waste in the waste discharge hole can be discharged conveniently, and the waste falls on the lower supporting plate 9 and then is cleaned.

In a preferred embodiment of the present invention, a moving space 15 is provided inside the upper mold plate assembly, a push plate 4 is provided inside the moving space 15, the push plate 4 and the stripper plate 5 are connected by a fastening member 17, the fastening member 17 needs to penetrate through a lower wall of the moving space 15, that is, the fastening member 17 penetrates through a portion of the upper mold plate 3 located below the moving space 15, the elastic member 12 acts between an upper surface of the push plate 4 and an upper wall surface of the moving space 15, the push plate 4 can move up and down in the moving space 15, and the elastic member 12 is elastically deformed.

In a specific embodiment, the upper plate assembly comprises an upper supporting plate 1 and an upper plate 3 which are arranged in parallel, the upper plate 3 is arranged below the upper supporting plate 1, and the upper supporting plate 1 and the upper plate 3 are supported by a plurality of upper pad feet 2 which are vertically arranged near the edge part so as to form a moving space 15 between the upper supporting plate 1 and the upper plate 3. The push plate 4 sets up in the top of cope match-plate pattern 3, and elastic component 12 sets up between push plate 4 and upper plate 1, is equipped with the through-hole that runs through its thickness on the cope match-plate pattern 3, wears to establish fastener 17 such as bolt in the through-hole, through fastener 17 with push plate 4 with take off flitch 5 fixed connection. Furthermore, an equal-height sleeve 16 is arranged in the upper template 3, and a fastening piece 17 is arranged in the equal-height sleeve 16 in a penetrating mode. So set up, reduce the whole that push pedal 4 and stripper plate 5 constitute and reciprocate the frictional resistance, and appear crooked scheduling problem when avoiding removing.

In a preferred embodiment of the present embodiment, the elastic member 12 is a spring or a rubber column. The upper end of the spring or the rubber column is connected with the lower surface of the upper supporting plate 1, and the lower end of the spring or the rubber column is connected with the upper surface of the push plate 4. The rubber column may be made of, but not limited to, acrylic rubber.

In this embodiment, be equipped with guiding mechanism between cope match-plate pattern and the lower bolster subassembly, guiding mechanism's direction is mutually perpendicular with the lower bolster subassembly for cope match-plate pattern and lower bolster subassembly pressfitting mutually, treat die-cut material and carry out the punching press. In a specific embodiment, the guiding mechanism comprises a guiding cylinder 11 arranged on one of the upper template assembly and the lower template assembly and a guiding column 10 arranged on the other, and the guiding column 10 can extend into the guiding cylinder 11. In this embodiment, the upper end of the guide post 10 may be fixedly connected to the upper mold plate 3, and the lower end of the guide cylinder 11 may be fixedly connected to the lower mold base 7.

So set up, guiding mechanism plays the guide effect to the removal of cope match-plate pattern subassembly for cope match-plate pattern subassembly and lower template pattern subassembly can accurate pressfitting, and the reliability is higher when cope match-plate pattern subassembly removes.

When the insulating sheet punching die for the automobile is used, a material to be punched is placed between the stripper plate 5 and the lower template 6, downward punching force is applied to the upper supporting plate 1 through the punch, the upper supporting plate 1 and the upper template 3 move downwards, the elastic piece 12 is compressed, meanwhile, the upper template 3 is relatively close to the stripper plate 5, the lower end of the punching needle 13 is exposed out of the stripper plate 5, the stripper plate 5 compresses the material to be punched on the lower template 6, meanwhile, the punching needle 13 and the appearance punching cutting die respectively punch holes and punch the appearance of a workpiece, after the punching force of the punch is unloaded, the elastic piece 12 provides upward force for the upper supporting plate 1, so that the upper template 3 moves upwards, the punching needle 13 retracts into the stripper plate 5, and the punched workpiece on the punching needle 13 is unloaded. In the punching process, the waste materials formed by punching are dropped again by the punching needle 13 and enter the waste discharge hole.

It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments. The multiple schemes provided by the utility model comprise basic schemes, are independent from each other and are not restricted with each other, but can be combined with each other under the condition of no conflict, so that multiple effects are realized together.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. The utility model provides a die-cut mould of insulating piece for car, its characterized in that includes cope match-plate pattern spare, lower bolster subassembly and takes off flitch (5), take off flitch (5) and set up the below of cope match-plate pattern spare and with the cope match-plate pattern spare is connected through elastic component (12), the upper surface of lower bolster subassembly is used for supporting and treats die-cut material, the cope match-plate pattern spare with be equipped with between the lower bolster subassembly and run through take off the structure of punching a hole of flitch (5), the lower surface that takes off flitch (5) is equipped with the die-cut cutting die of appearance, the lower bolster subassembly is equipped with the waste hole of arranging, in order to discharge die-cut waste material.

2. The die-cut mould of insulating sheet for car of claim 1, characterized in that, the structure of punching a hole includes punching needle (13) and the edge of a knife (14) that sets up in the lower bolster subassembly up end and set up with punching needle (13) is corresponding to, the centre bore of edge of a knife (14) with exhaust hole intercommunication.

3. The die-cut mould of insulating piece for car of claim 1, characterized in that, the lower bolster subassembly includes lower bolster (6) and die holder (7), lower bolster (6) are formed by a plurality of template pieces concatenation, be equipped with on die holder (7) and be used for the setting element to each the template piece location, each the template piece all with die holder (7) fixed connection.

4. The die-cutting die for the insulation sheet for the automobile as claimed in claim 1, wherein a moving space (15) is provided inside the upper die assembly, a push plate (4) is provided inside the moving space (15), the push plate (4) and the stripper plate (5) are connected by a fastening member (17), and the elastic member (12) acts between the upper surface of the push plate (4) and the upper wall surface of the moving space (15).

5. The die-cutting die for the insulation sheet for the automobile as claimed in claim 4, wherein the upper die plate assembly comprises an upper supporting plate (1) and an upper die plate (3) which are arranged in parallel, and the upper supporting plate (1) and the upper die plate (3) are supported by an upper foot pad (2) so that the moving space (15) is formed between the upper supporting plate (1) and the upper die plate (3).

6. The die-cutting die for insulating sheets for automobiles according to claim 1, wherein the elastic member (12) is a spring or a rubber column.

7. The die-cutting die for the insulation sheet for the automobile as claimed in claim 4, wherein an equal-height sleeve (16) is arranged in the upper template (3), and the fastening member (17) is arranged in the equal-height sleeve (16) in a penetrating way.

8. The die-cutting die for insulating sheets for automobiles according to claim 1, wherein a guide mechanism is provided between the upper plate assembly and the lower plate assembly, and the guide mechanism is oriented in a direction perpendicular to the lower plate assembly.

9. The die-cutting die for insulating sheets for automobiles according to claim 8, wherein the guide mechanism comprises a guide cylinder (11) provided on one of the upper die plate assembly and the lower die plate assembly and a guide post (10) provided on the other, the guide post (10) being capable of protruding into the guide cylinder (11).

10. The die-cutting die for the insulating sheets for the automobiles as claimed in claim 3, wherein the waste discharge holes are through holes arranged on the lower template (6) and the lower die holder (7), and the through holes correspond to the punching structures.

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