CN215614244U - High-precision sheet metal bending die - Google Patents

Abstract

The utility model discloses a high-precision sheet metal bending die which comprises an upper die, a male die, a female die and a lower die, wherein two sides of the female die are provided with limiting parts, the limiting parts are used for limiting the position of a sheet metal and are used for matching the male die and the female die to enable the sheet metal to be correspondingly shaped, two sides of the male die are provided with extrusion parts, the extrusion parts are separated from the upper die and the lower die after the sheet metal is formed and are in elastic contact with the extrusion parts, the surface of the sheet metal is extruded and is separated from the male die, and the sheet metal is limited in position by the limiting parts and is prevented from being misplaced in the bending process.

Description

High-precision sheet metal bending die

Technical Field

The utility model relates to the technical field of sheet metal processing, in particular to a high-precision sheet metal bending die.

Background

The sheet metal, a processing technology, has not yet a relatively complete definition. According to a definition in a professional journal abroad, the term can be defined as: the sheet metal is a comprehensive cold working process for sheet metal (generally below 6 mm), including shearing, punching/cutting/compounding, folding, riveting, splicing, forming (such as automobile bodies) and the like. The remarkable characteristic is that the thickness of the same part is consistent.

The metal plate has the characteristics of light weight, high strength, conductivity (capable of being used for electromagnetic shielding), low cost, good large-scale mass production performance and the like, is widely applied to the fields of electronic and electric appliances, communication, automobile industry, medical appliances and the like, generally, a plurality of metal sheets are punched manually or by a die to generate plastic deformation so as to form the desired shape and size, and can be further welded or machined in a small amount to form more complex parts.

In the process of carrying out panel beating bending process, press some special figurative panel beating through the mould and hold the extrusion, be convenient for obtain required panel beating molding, however, when obtaining these special figurations, make the panel beating easily because crooked molding makes its and mould card material in the course of separating, need artifical mode of guard in carrying out the bending process of continuous panel beating to in time take out the part of its card material, not only extravagant manpower also can reduce the crooked work efficiency of panel beating. Therefore, a high-precision sheet metal bending die is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-precision sheet metal bending die to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: high accuracy panel beating bending die, including last mould, terrace die, die and lower mould, the both sides of die are equipped with the locating part, the locating part is used for the injecing to the panel beating position to be used for the terrace die to make the panel beating corresponding molding appear with the die cooperation, the both sides of terrace die all are equipped with the extruded article, the extruded article is the panel beating shaping back about the separation of lower mould rather than elastic contact, extrusion panel beating surface, make its and terrace die separation.

Preferably, the locating part is including installing the limiting plate in the die both sides, be equipped with the multiunit between the limiting plate and lead the traveller, it leads the spigot to be equipped with on the traveller and leads the spigot, just be equipped with the cavity in leading the traveller, be convenient for prescribe a limit to the panel beating position, make it can accomplish the molding.

Preferably, the extruded part comprises a first fixing plate and a second fixing plate which are installed on the male die, a fixing column is installed on the first fixing plate, a spring is arranged in the fixing column, one end, far away from the fixing column, of the spring is movably connected with a movable column, an extruding plate is arranged on the movable column, an elastic pressing and holding plate is arranged on the second fixing plate, the elastic pressing and holding plate is L-shaped, and a bent metal plate is conveniently separated from the male die.

Preferably, the top of limiting plate is equipped with the opening, is convenient for the panel beating to place on the die.

Preferably, the extrusion plate is provided with a protection pad, so that rigid extrusion to a metal plate can be reduced.

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

according to the utility model, the position of the sheet metal placed on the female die is limited by the arranged limiting piece, so that the dislocation of the sheet metal in the bending process is reduced, and the bent sheet metal is separated from the male die by the arranged extrusion piece, so that the material clamping between the bent sheet metal and the male die is effectively avoided, and the improvement of the bending efficiency is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic overall front view of the present invention;

FIG. 3 is a front view of the present invention in a bent state;

FIG. 4 is a schematic illustration of a partially exploded cross-sectional configuration of an extrusion of the present invention.

In the figure: 1-upper mould; 2-a male die; 3-a female die; 4-lower mould; 5-a limiting part; 6-extrusion piece; 51-a limiting plate; 511-opening; 52-a lead slide column; 53-a slide guide surface; 54-a cavity; 61-a first fixing plate; 62-a second fixing plate; 63-fixing columns; 64-a spring; 65-a movable column; 66-a compression plate; 661-protection pad; 67-elastic pressure plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1-4, the present invention provides a technical solution: high accuracy panel beating bending die, including last mould 1, terrace die 2, die 3 and lower mould 4, possess all parts in the crooked panel beating of production, belong to prior art, do not mark in the picture, the both sides of die 3 are equipped with locating part 5, locating part 5 is used for the injecing to the panel beating position to be used for terrace die 2 and 3 cooperations of die to make the panel beating appear corresponding molding, the both sides of terrace die 2 all are equipped with extruded article 6, extruded article 6 separates rather than elastic contact about the panel beating shaping back mould 4, extrudees the panel beating surface, makes it separate with terrace die 2.

Locating part 5 is including installing the limiting plate 51 in die 3 both sides, be equipped with the multiunit between the limiting plate 51 and lead traveller 52, it leads spigot 53 to be equipped with on the traveller 52 to lead, just be equipped with cavity 54 in leading the traveller 52, be convenient for prescribe a limit to the panel beating position, when carrying out the panel beating and bend, place a smooth panel beating on leading traveller 52 through limiting plate 51, with lead spigot 53 contact, and lead spigot 53's height and die 3 highly the same, make it can carry out the prescribe a limit to the panel beating both sides, be convenient for produce qualified crooked panel beating.

The extrusion part 6 comprises a first fixing plate 61 and a second fixing plate 62 which are installed on the male die 2, a fixing column 63 is installed on the first fixing plate 61, a spring 64 is arranged in the fixing column 63, one end, far away from the fixing column 63, of the spring 64 is movably connected with a movable column 65, an extrusion plate 66 is arranged on the movable column 65, an elastic pressing plate 67 is arranged on the second fixing plate 62, the elastic pressing plate 67 is L-shaped, so that a bent metal plate can be separated from the male die 2 conveniently, after the metal plate is bent, two ends of the metal plate are tilted, the tilted parts are contacted with the sliding column, the sliding column is contacted with the elastic pressing plate 67, the sliding column is respectively made to extrude the spring 64, the elastic pressing plate 67 is elastically changed towards the direction parallel to the metal plate, after the upper die and the lower die 4 are separated, the elastic force of the spring 64 and the restoring force of the elastic pressing plate 67 are both sides of the bent metal plate, therefore, the metal plate is separated from the male die 2, and the problem of material blockage is solved.

The top of limiting plate 51 is equipped with opening 511, and the distance between the limiting plate 51 that opening 511 is greater than can be convenient for place the panel beating.

The protection pad 661 is disposed on the pressing plate 66, so that rigid pressing of the metal plate can be reduced, and the metal plate surface can be protected from damage when the metal plate is in contact with the pressing plate.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. High accuracy panel beating bending die, including last mould (1), terrace die (2), die (3) and lower mould (4), its characterized in that: limiting parts (5) are arranged on two sides of the female die (3), and the limiting parts (5) are used for limiting the position of the metal plate so that the male die (2) is matched with the female die (3) to enable the metal plate to be correspondingly shaped;

both sides of terrace die (2) all are equipped with extruded article (6), extruded article (6) are gone up lower mould (4) separation and rather than elastic contact after the panel beating shaping, extrude the panel beating surface, make it separate with terrace die (2).

2. The high-precision sheet metal bending die of claim 1, wherein: the limiting part (5) comprises limiting plates (51) arranged on two sides of the female die (3), a plurality of groups of guide sliding columns (52) are arranged between the limiting plates (51), guide sliding surfaces (53) are arranged on the guide sliding columns (52), and cavities (54) are arranged in the guide sliding columns (52).

3. The high-precision sheet metal bending die of claim 1, wherein: the extrusion part (6) comprises a first fixing plate (61) and a second fixing plate (62) which are installed on the male die (2), a fixing column (63) is installed on the first fixing plate (61), a spring (64) is arranged in the fixing column (63), one end, far away from the fixing column (63), of the spring (64) is movably connected with a movable column (65), and an extrusion plate (66) is arranged on the movable column (65);

an elastic pressing plate (67) is arranged on the second fixing plate (62), and the elastic pressing plate (67) is L-shaped.

4. The high-precision sheet metal bending die of claim 2, wherein: the top of the limiting plate (51) is provided with an opening (511).

5. The high-precision sheet metal bending die of claim 3, wherein: and a protection pad (661) is arranged on the extrusion plate (66).

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