CN211866388U - High-speed cold stamping die structure - Google Patents

Abstract

The utility model discloses a high-speed cold stamping die structure, which comprises an upper die plate and a lower die plate, wherein the upper die plate is positioned right above the lower die plate, the four corners of the lower side of the upper die plate are fixedly connected with vertical sleeves, the four corners of the upper side of the lower die plate are fixedly connected with telescopic rods, the top ends of the telescopic rods extend into the adjacent vertical sleeves, the outer sides of the telescopic rods are sleeved with safety springs, the middle part of the lower side of the upper die plate is fixedly connected with a top die, the lower side of the top die is provided with a holding tank, a plurality of bending plates are embedded in the holding tank, and the upper sides of the bending plates are provided with adjusting tanks, the utility model discloses a high-speed cold stamping die structure which carries out brand new design on the stamping die of the traditional corrugated plate, avoids the defect of punching deformation of the traditional one-time stamping die, the middle part of the metal plate can, the bending machine can be formed in a one-step mode, bending operation is not needed to be carried out section by section, and the bending efficiency of the metal plate is greatly improved.

Description

High-speed cold stamping die structure

Technical Field

The utility model relates to a cold stamping die structure, in particular to high-speed cold stamping die structure belongs to stamping die technical field.

Background

The cold stamping die is a special tool which applies deformation force to a plate placed in the die at room temperature and obtains product parts with certain shapes, sizes and performances by applying the deformation force on the plate at room temperature and being arranged on a press machine.

At present, an upper die and a lower die of a cold stamping die are of an integrated structure, extrusion stamping force is forced to shape a metal plate, in the shaping process of a wave-shaped metal piece, the metal piece can be subjected to large extrusion force, the metal piece is subjected to the stretching effect of a template structure, the condition of over-thinning or breaking is extremely easy to occur, the processing quality is difficult to guarantee, therefore, the processing of the wave-shaped metal piece has to be carried out section by section, and the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed cold stamping die structure to the cold stamping die who proposes in solving above-mentioned background is gone up the mould and is the integral type structure with the lower mould, extrusion punching press force is forced to carry out moulding to the metal sheet, to the moulding in-process of wave metalwork, the metalwork can receive great extrusion force, the metalwork receives template structure tensile effect, the condition of very easily appearing thin or breaking, be difficult to guarantee processingquality, consequently, processing to the wave metalwork has to go on section by section, the problem that machining efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: a high-speed cold stamping die structure comprises an upper die plate and a lower die plate, wherein the upper die plate is positioned right above the lower die plate, vertical sleeves are fixedly connected to four corners of the lower side of the upper die plate, telescopic rods are fixedly connected to four corners of the upper side of the lower die plate, the top ends of the telescopic rods extend into the adjacent vertical sleeves, safety springs are sleeved on the outer sides of the telescopic rods, a top die is fixedly connected to the middle of the lower side of the upper die plate, a containing groove is formed in the lower side of the top die, a plurality of bending plates are embedded in the containing groove, adjusting grooves are formed in the upper sides of the bending plates, sliding grooves are symmetrically formed in two sides of each adjusting groove, an inner boss is fixedly connected to the top wall of the containing groove, a plurality of sliding columns are fixedly connected to two sides of the inner boss, one end, away from the sliding column, extends into the adjacent sliding grooves, a plurality of limiting columns are fixedly connected to the, it is relative the outside of spacing post just is located equal fixedly connected with helping hand spring between inner boss and the adjustment tank diapire, all be equipped with the bead on the diapire of the board of bending, the upside middle part fixedly connected with die block of lower bolster, a plurality of lower beads of upside fixedly connected with of die block, be equipped with the metal sheet between die block and the board of bending.

Preferably, a plurality of lower arriss equidistance is arranged in the upside of die block, go up the arris and lower arris dislocation set.

Preferably, the cross section of the sliding groove is of a T-shaped structure, and the sliding groove is matched with the structure of the sliding column.

Preferably, the lengths of the sliding grooves are the same, and the heights of the adjacent sliding grooves are different.

Preferably, the bending plates are arranged in an inverted pyramid shape.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a high-speed cold stamping die structure carries out brand-new design to the stamping die of traditional wave plate, has avoided the drawback that the punching die punching press deformation volume of tradition was beaten, and the metal sheet middle part can not be because excessive tensile, and the appearance is too thin or the condition of breaking, has ensured the quality of bending of metal sheet, can stamping forming once, need not to bend the operation section by section, has greatly improved the efficiency of bending of metal sheet.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

FIG. 2 is a structural sectional view of the middle top mold of the present invention;

fig. 3 is a schematic view of the stamping process of the present invention.

In the figure: 1. mounting a template; 2. a lower template; 3. erecting a sleeve; 4. a safety spring; 5. a telescopic rod; 6. bottom die; 7. a lower rib; 8. a metal plate; 9. carrying out top die; 10. accommodating grooves; 11. an inner boss; 12. bending the plate; 13. an upper rib; 14. an adjustment groove; 15. a chute; 16. a traveler; 17. a power-assisted spring; 18. a limiting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-speed cold stamping die structure comprises an upper die plate 1 and a lower die plate 2, wherein the upper die plate 1 is positioned right above the lower die plate 2, the four corners of the lower side of the upper die plate 1 are fixedly connected with vertical sleeves 3, the four corners of the upper side of the lower die plate 2 are fixedly connected with telescopic rods 5, the top ends of the telescopic rods 5 extend into the adjacent vertical sleeves 3, safety springs 4 are sleeved on the outer sides of the telescopic rods 5, the middle part of the lower side of the upper die plate 1 is fixedly connected with a top die 9, the lower side of the top die 9 is provided with an accommodating groove 10, a plurality of bending plates 12 are embedded in the accommodating groove 10, the upper sides of the bending plates 12 are provided with adjusting grooves 14, sliding grooves 15 are symmetrically arranged on the two sides of the adjusting grooves 14, an inner boss 11 is fixedly connected on the top wall of the accommodating groove 10, a plurality of sliding columns 16 are fixedly connected on the, equal a plurality of spacing posts 18 of fixedly connected with on the downside of interior boss 11 and the diapire of adjustment tank 14, relative spacing post 18 the outside and be located equal fixedly connected with helping hand spring 17 between interior boss 11 and the 14 diapires of adjustment tank, all be equipped with bead 13 on the diapire of the board 12 of bending, the upside middle part fixedly connected with die block 6 of lower bolster 2, a plurality of lower beads 7 of upside fixedly connected with of die block 6, be equipped with metal sheet 8 between die block 6 and the board 12 of bending.

Wherein, a plurality of lower ribs 7 are arranged on the upper side of the bottom die 6 at equal intervals, the upper ribs 13 and the lower ribs 7 are arranged in a staggered manner, and the metal plate 8 with a wave-shaped structure can be formed by punching.

The cross section of the sliding groove 15 is in a T-shaped structure, and the sliding groove 15 is matched with the structure of the sliding column 16, so that the sliding column 16 can only slide in the sliding groove 15.

Wherein, a plurality of chutes 15's length is the same, and adjacent chute 15's height is different, and traveller 16's height is the same, and then makes the hanging height of the board 12 of bending different, and when the board 12 of bending received the extrusion, helping hand spring 17 compressed, and until relative spacing post 18 collided each other, the board 12 of bending then can be located same straight line.

Wherein, a plurality of boards 12 of bending are the arrangement of inverted pyramid shape, and the board 12 of bending that is the arrangement of inverted pyramid shape can extrude metal sheet 8 in proper order for metal sheet 8 progressively produces deformation.

Specifically, during the use of the utility model, metal sheet 8 is located between die block 6 and the top mould 9, when cope match-plate pattern 1 and lower bolster 2 are closed, the metal sheet 8 can be extruded in proper order to the board 12 of bending that is the inverted pyramid shape range, make metal sheet 8 progressively produce deformation, metal sheet 8 central part is at first bent and is the wave shape, and gradually the extension of both sides mutually, make metal sheet 8 can bend into the wave shape completely, can stamping forming, the operation of bending need not to bend section by section, and is further, the board 12 of bending progressively extrudes metal sheet 8, can the tensile volume of effective control metal sheet 8 at the in-process of bending, make metal sheet 8 middle part can not be because excessive tensile, and the condition of appearing too thin or breaking.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The high-speed cold stamping die structure is characterized by comprising an upper die plate (1) and a lower die plate (2), wherein the upper die plate (1) is located right above the lower die plate (2), vertical sleeves (3) are fixedly connected to four corners of the lower side of the upper die plate (1), telescopic rods (5) are fixedly connected to four corners of the upper side of the lower die plate (2), the top ends of the telescopic rods (5) extend into the adjacent vertical sleeves (3), safety springs (4) are sleeved on the outer sides of the telescopic rods (5), a top die (9) is fixedly connected to the middle of the lower side of the upper die plate (1), an accommodating groove (10) is formed in the lower side of the top die (9), a plurality of bending plates (12) are embedded in the accommodating groove (10), an adjusting groove (14) is formed in the upper side of each bending plate (12), sliding grooves (15) are symmetrically formed in two sides of the adjusting groove (14), an inner boss (11) is fixedly connected to the top wall of the accommodating groove (10), a plurality of sliding columns (16) are fixedly connected to the two sides of the inner boss (11), one end of the sliding column (16) far away from the inner boss (11) extends into the adjacent sliding groove (15), a plurality of limiting columns (18) are fixedly connected on the lower side of the inner boss (11) and the bottom wall of the adjusting groove (14), boosting springs (17) are fixedly connected between the inner boss (11) and the bottom wall of the adjusting groove (14) and opposite to the outer sides of the limiting columns (18), the bottom wall of the bending plate (12) is provided with upper convex edges (13), the middle part of the upper side of the lower template (2) is fixedly connected with a bottom die (6), the upper side of bottom die (6) is fixedly connected with a plurality of lower convex edges (7), and a metal plate (8) is arranged between bottom die (6) and bending plate (12).

2. A high speed cold stamping die structure as claimed in claim 1, wherein: a plurality of lower ribs (7) are arranged on the upper side of the bottom die (6) at equal intervals, and the upper ribs (13) and the lower ribs (7) are arranged in a staggered manner.

3. A high speed cold stamping die structure as claimed in claim 1, wherein: the cross section of the sliding groove (15) is of a T-shaped structure, and the sliding groove (15) is matched with the structure of the sliding column (16).

4. A high speed cold stamping die structure as claimed in claim 1, wherein: the lengths of the sliding grooves (15) are the same, and the heights of the adjacent sliding grooves (15) are different.

5. A high speed cold stamping die structure as claimed in claim 1, wherein: the bending plates (12) are arranged in an inverted pyramid shape.

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