CN218224220U - Punch forming device and product thereof - Google Patents

Abstract

The embodiment of the application relates to the technical field of dies, in particular to a punch forming device and a product thereof. This stamping forming device includes: a stamping die, the stamping die comprising: a first mold and a second mold used in a matched pair; the driving mechanism is connected with the stamping die and used for driving the first die and the second die to be pressed; wherein a profiling block is arranged on the surface of the second mould facing the first mould; at least one part of the surface of the profiling block forms an arc-shaped inclined plane which is matched with the first die to form a preset arc-shaped gap. The special product with the arc-shaped structure can be obtained in a simple extrusion forming mode through the additionally arranged profile block. The whole production process is simple and reliable, and the production cost can be obviously reduced while the production efficiency is effectively improved.

Description

Punch forming device and product thereof

[ technical field ] A method for producing a semiconductor device

The application relates to the technical field of dies, in particular to a punch forming device and a product thereof.

[ background of the invention ]

As the functions and structures of electronic devices continue to be enriched and developed, the number and variety of corresponding structural components has also seen explosive growth. This places increasing demands on the production of the structural components. Many components having a specific structure require various manufacturing processes due to their specific structural forms.

Such complex manufacturing processes may reduce the manufacturing efficiency of the product and also increase the overall manufacturing cost of the product. It is always desirable to achieve the production of specific structural components in a relatively simple manner to effectively increase efficiency and reduce cost.

[ summary of the invention ]

The embodiment of the application aims to provide a punch forming device and a product thereof, so as to overcome at least part of defects in the prior art.

In a first aspect, an embodiment of the present application provides a punch forming device. This stamping forming device includes: a stamping die, the stamping die comprising: a first mould and a second mould which are matched for use; the driving mechanism is connected with the stamping die and used for driving the first die and the second die to be pressed; wherein a profiling block is arranged on the surface of the second mould facing the first mould; at least one part of the surface of the profiling block forms an arc-shaped inclined plane which is matched with the first die to form a preset arc-shaped gap.

Optionally, the contour blocks are inlaid on the second mold to fill at least a portion of the mold space; the mold space is formed by pressing the first mold and the second mold.

Optionally, the profiling block comprises: a profiling block body; the profiling block body is provided with a preset thickness; a connecting inclined plane; the connecting inclined plane extends from the contour block body to the surface of the second die; the connecting inclined plane is a continuous arc-shaped plane.

Optionally, the profiling block body comprises a long side extending along the length direction and a wide side extending along the width direction; the connecting inclined plane extends to the surface of the second die from the long edge of the profile block body.

Optionally, a preset distance is reserved between the highest point of the connecting inclined surface and the upper surface of the copying block body facing the second die.

Optionally, the connecting inclined surface and the profiling block body have the same preset length; the length of the second die is larger than that of the contour block.

Optionally, the drive mechanism comprises: a machine platform; the machine table is provided with at least one part of working surface; a movable member; the movable part can move back and forth relative to the machine table; wherein the second mold is fixed to the work surface; the first die is fixed on the movable part, and the first die and the second die are pressed together under preset pressure under the driving of the movable part.

In a second aspect, an embodiment of the present application further provides a product. The product is obtained by extrusion molding with the press molding apparatus as described above.

Optionally, the opposite side edges of the product are provided with side walls; the surface of the punch forming product, which is far away from the side wall, is provided with an arc-shaped structure; wherein, be provided with the breach of predetermineeing length on the lateral wall of at least one side, arc structure with the breach flushes in length direction.

Optionally, the product is provided with a long round hole; the side walls are positioned on two sides of the long round hole along the length direction.

The beneficial effect of stamping forming device and product that this application embodiment provided is: the special product with the arc-shaped structure can be obtained by simply extruding and forming the profile block additionally arranged in the stamping die. The whole production process is simple and reliable, and the production cost can be obviously reduced while the production efficiency can be effectively improved.

[ description of the drawings ]

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the figures in which like reference numerals refer to similar elements and which are not to scale unless otherwise specified.

FIG. 1 is a schematic structural diagram of a product provided by an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a starting part that is not CNC machined as provided by an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a product provided by an embodiment of the present application, showing a circular arc structure;

fig. 4 is a schematic view of a press molding apparatus provided in an embodiment of the present application;

fig. 5 is a schematic structural diagram of a first mold and a second mold provided in an embodiment of the present application.

[ detailed description ] embodiments

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

Unless otherwise expressly stated or limited, the terms "central," "longitudinal," "lateral," "upper," "lower," "vertical," "horizontal," "inner," "outer," and the like as used herein refer to an orientation or positional relationship as shown in the figures, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application. The terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate.

Furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; "plurality" means two or more; "and/or" includes any and all combinations of one or more of the associated listed items. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and 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.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two sets), "plural pieces" refers to two or more (including two pieces).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships that are based on the orientations and positional relationships shown in the drawings, and are used for convenience in describing the embodiments of the present application and for simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

At present, many hardware boards are incorporated into electronic products. It has various structures according to the needs of the use scene. Such as the hardware shown in fig. 1. It has a sidewall 31 with a certain height on the front surface, and as shown in fig. 3, it is necessary to form a circular arc structure S at the edge of the back surface of the product to meet the actual use requirement.

The conventional manufacturing method of the hardware is to obtain an initial part as shown in fig. 2 by bending and the like, then process the initial part by using a Computer Numerical Control (CNC) technology, and remove a part of the side wall to obtain the hardware as shown in fig. 1. In this embodiment, the product edge portion of the circular arc protrusion located on the back surface aligned in length with the notch portion is referred to as a circular arc structure S.

The applicant notices that the traditional production and manufacturing mode needs to use CNC machining, and the whole machining process is complex, so that the manufacturing cost is high, and the production efficiency is insufficient. In order to improve the production efficiency and reduce the cost, the production of the hardware shown in fig. 1 can be directly completed by using a specific punch forming device and adopting an extrusion forming mode.

In order to fully explain the present application, a detailed implementation of the press molding apparatus is described below in conjunction with specific examples of a plurality of press molding apparatuses. Fig. 4 is a schematic view of a press molding apparatus according to an embodiment of the present application.

Referring to fig. 4, the press forming apparatus may include: a press die 10 and a drive mechanism 20.

The stamping die 10 may include a set of first and second dies 11 and 12 used in a matched pair. The first die 11 and the second die 12 can be pressed together, so that the hardware can be extruded and molded.

The driving mechanism 20 is a device for driving the press-fitting of the press mold 10. It may choose to use any suitable type of equipment system, including one or more components, as the actual situation requires. In practical use, the driving mechanism 20 can provide suitable power to drive the first mold 11 to press against the second mold 12, so as to complete the extrusion molding operation of the product.

In some embodiments, with continued reference to fig. 4, the driving mechanism 20 may be divided into two parts, namely a fixed machine base 21 and a movable part 22 capable of reciprocating. Wherein the machine table 21 may be provided with a stable working surface for mounting and fixing the second mold 12. The first die 11 can be fixed on the movable part 22, and is driven by the movable part 22 to press the second die with a set pressure, so as to realize the extrusion molding of the product.

Those skilled in the art will appreciate that the specific implementation of the drive mechanism 20 described above is well known to those skilled in the art. Based on the functional principle of the driving mechanism 20, any suitable specific implementation manner can be selected and used according to the needs of actual situations, which is not described herein in detail.

Fig. 5 is a schematic structural diagram of a first mold and a second mold provided in an embodiment of the present application. Referring to fig. 5, the first mold 11 is located above and can be driven by the driving mechanism 20 to move back and forth. The second mold 12 is a mold that is positioned on the work surface and remains in place. In some embodiments, the first mold 11 may also be referred to as an upper mold, and the second mold 12 may be referred to as a lower mold.

With continued reference to fig. 5, a contour block 13 is disposed on a surface of second mold 12 facing first mold 11. At least a part of the surface of the profile block 13 forms an arcuate slope. When in actual use, the die can be matched with the first die pressed on the second die to form a preset circular arc-shaped gap.

In some embodiments, with continued reference to fig. 5, the profile block 13 can be generally divided into two portions, a profile block body 131 and a connecting ramp 132.

Wherein the contour block body 131 is a member having a predetermined thickness. It may be in the form of a substantially rectangular parallelepiped and is located on the surface S of the second mold.

The connecting slope 132 extends from the copying block body 131 to the surface S of the second mold. In this embodiment, the connecting slope 132 is a continuous arc-shaped surface, the highest point is on the profiling block body, and the lowest point is the surface S of the second mold. By "continuous arcuate surface" is meant that the connecting ramp presents a substantially smooth and continuous surface, adapted to the arcuate configuration of the product.

Specifically, the copying block body 131 having a substantially rectangular parallelepiped shape may include a pair of long sides L1 extending in the longitudinal direction and wide sides L2 extending in the width direction. The connecting inclined surface 132 may extend from the long side L1 of the profiling block body to the surface of the second mold, so as to meet the manufacturing requirement of the arc-shaped structure on the back of the product shown in fig. 1.

Preferably, the connecting inclined surface 132 and the copying block body 131 have the same predetermined length therebetween. In other words, the two have a flush structure as shown in fig. 5. Also, the flat surface S of the second mold 12 has a size larger than that of the contour block 13 to meet the notch setting requirements of the product shown in FIG. 1. In some embodiments, the predetermined length may be equivalent to the length of the notch required to be provided in the above-mentioned product, so as to obtain the required arc-shaped structure of the notch and the back surface thereof by extrusion molding.

More specifically, as shown in fig. 5, the highest point of the connecting inclined surface 132 is spaced from the top of the sidewall of the profile block body 131 by a predetermined distance. The distance may be set according to the thickness dimension of the product shown in fig. 1 so that a product having a suitable thickness can be smoothly extruded.

In some embodiments, the contoured block 13 may be secured to the surface of the second mold 12 in an insert that fills at least a portion of the mold space.

The mold space is a space formed by pressing the first mold 11 and the second mold 12. The contour block 13 can form a space matched with the arc-shaped structure shown in fig. 1 by filling the space of the die, so that the contour block can be directly manufactured and obtained by extrusion forming.

During actual operation, at least a portion of the original workpiece may be moved between the first die 11 and the second die 12. After the workpiece is moved in place, the driving mechanism drives the first die and the second die to be pressed, and proper pressure is applied to the original workpiece, so that the original workpiece is formed into an arc-shaped structure which is the same as the die space filled by the profiling block, and the production and the manufacture of the product are finished.

One of the advantageous aspects of the punch forming device of the embodiment of the present application is: based on above-mentioned additionally set up the shape-imitating piece, can be simple realize the processing preparation to the arc structure of product through the mode of extrusion, need not use complicated CNC processing technology. Therefore, the production efficiency is effectively improved, and the production cost is reduced.

It should be noted that the press forming apparatus shown in the drawings of the present specification is for illustrative purposes only. One skilled in the art can also add, adjust, replace or reduce one or more structural components according to the needs of actual situations to meet the production and manufacturing needs of different products, such as specific fixtures or tools designed for workpieces.

The application also provides a product manufactured by applying the punch forming device. The product may be a component applied in a key of an electronic device. As shown in fig. 1, the product 30 is provided with side walls 31 at opposite side edges and has a circular arc-shaped configuration S at a surface facing away from the side walls.

Wherein, be provided with the breach K of predetermineeing length on the lateral wall of at least one side, arc structure S flushes with breach K in length direction. Specifically, the product is also provided with a long circular hole H. The side walls K of the product are positioned on two sides of the long round hole H along the length direction.

The technical features mentioned in the embodiments of the present application may be combined with each other as long as they do not conflict with each other, and may be independently applied in different embodiments as long as they do not depend on each other.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; within the context of the present application, where technical features in the above embodiments or in different embodiments can also be combined, the steps can be implemented in any order and there are many other variations of the different aspects of the present application as described above, which are not provided in detail for the sake of brevity; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and these modifications or substitutions do not depart from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. A punch forming apparatus, comprising:

a stamping die, the stamping die comprising: a first mould and a second mould which are matched for use;

the driving mechanism is connected with the stamping die and used for driving the first die and the second die to be pressed;

wherein a profiling block is arranged on the surface of the second mould facing the first mould; at least one part of the surface of the profiling block forms an arc-shaped inclined plane which is matched with the first die to form a preset arc-shaped gap.

2. The punch forming apparatus of claim 1, wherein the contour block is inlaid on the second mold to fill at least a portion of a mold space; the mold space is formed by pressing the first mold and the second mold.

3. The punch forming apparatus of claim 1, wherein the contour block comprises:

a profiling block body; the profiling block body is provided with a preset thickness;

a connecting inclined plane; the connecting inclined plane extends from the contour block body to the surface of the second die; the connection inclined plane is a continuous arc-shaped plane.

4. The punch forming apparatus according to claim 3, wherein the shape-block body includes a long side extending in a length direction and a wide side extending in a width direction;

the connecting inclined plane extends to the surface of the second die from the long edge of the profile block body.

5. The punch forming apparatus according to claim 3, wherein a predetermined distance is provided between a highest point of the connection slope and a sidewall vertex of the contour block body.

6. The punch forming device of claim 3, wherein the connecting ramp has the same predetermined length as the profiling block body; the length of the second die is larger than that of the contour block.

7. The punch forming apparatus according to any one of claims 1 to 6, wherein the drive mechanism includes:

a machine platform; the machine table is provided with at least one part of working surface;

a movable part; the movable part can move back and forth relative to the machine table;

wherein the second mold is fixed to the work surface; the first die is fixed on the movable part, and the first die and the second die are pressed together under preset pressure under the driving of the movable part.

8. A product obtained by extrusion molding with the press molding apparatus according to any one of claims 1 to 7.

9. The product of claim 8, wherein the product is provided with side walls at opposite side edges; the surface of the product, which is far away from the side wall, is provided with a circular arc structure;

wherein, be provided with the breach of predetermineeing length on the lateral wall of at least one side, arc structure with the breach flushes in length direction.

10. The product of claim 8, wherein the product is slotted; the side walls are positioned on two sides of the long round hole along the length direction.

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