CN214517020U - Molded surface fluid forming structure with negative angle - Google Patents

Abstract

The utility model belongs to the technical field of the automobile parts shaping, a take profile fluid shaping structure of negative angle is provided, including the half mould, the ebonite, sheet metal and pressure flow, the cavity has on the half mould, last shaping face and overlap the face have respectively on the upper end left side of half mould and right side, the cavity is located between shaping face and the overlap face, negative angle shaping face has in the left side upper end of cavity, sheet metal wholly is located the half mould, the ebonite covers on sheet metal, sheet metal is located the half mould and covers shaping face and overlap the face, pressure flow is located the ebonite and evenly exerts pressure on the ebonite, drive sheet metal shaping and book the negative angle behind the ebonite atress. The utility model has the advantages of only need a half mould low in manufacturing cost, simple structure, the cost is the 1/10 of moulded die + book negative angle (hem) mould + side cut mould, and single people just can realize manual retooling, has comparatively obvious advantage in the aspect of cost, cycle, debugging etc.

Description

Molded surface fluid forming structure with negative angle

Technical Field

The utility model belongs to the technical field of the automobile parts shaping, a profile fluid shaping structure of area negative angle is related to.

Background

The existing automobile part forming process generally adopts stamping for forming, particularly relates to a process of forming and negative angle forming of a product, and needs to develop two-sequence (multi-sequence under special conditions) tooling for forming and negative angle forming (or edge folding) in the traditional process, so that the manufacturing cost is increased, and the forming efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem, be to prior art's current situation, and provide a take profile fluid shaping structure of negative angle that reduces frock development, reduces the frock cost, reduces the debugging time.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a profile fluid shaping structure of area negative angle, its characterized in that, including half mould, ebonite, sheet metal and pressure flow, the half mould on have a cavity, have shaping face and overlap the limit face respectively on the upper end left side and the right side of half mould, the cavity is located between shaping face and the overlap limit face, has the negative angle shaping face in the left side upper end of cavity, sheet metal whole be located the half mould, the ebonite covers on sheet metal, sheet metal is located the half mould and covers shaping face and overlap the limit face, pressure flow is located the ebonite, pressure flow evenly exerts pressure on the ebonite, drives sheet metal shaping and book the negative angle behind the ebonite atress.

In the above negative-angle molded surface fluid molding structure, the hard rubber pad and the metal plate are arranged in parallel on the half mold before molding, the left side and the right side of the metal plate are respectively covered with the molding surface and the lapping surface, and the hard rubber pad is attached to the upper molding surface and the negative-angle molding surface of the half mold with the metal plate after molding.

In the above negative-angle molding surface fluid molding structure, the radius R of the negative-angle molding surface is not less than 3 mm.

Compared with the prior art, the utility model has the advantages that only one half mould (one or more than one half mould can be spliced), the manufacturing cost is low, the structure is simple, and the cost is 1/10 of forming mould, negative angle folding (edge folding) mould and side cutting mould; the tool is simple in design, convenient to manufacture and short in development period, and the total time of design, production and debugging is 10-15 days; parts with different thicknesses and materials can be produced by the same set of die (only the depth of a cutting edge needs to be changed), and product verification is facilitated; faster die change. When the mould is made of wood substitute, the weight of the whole mould is within 5KG, and the mould can be manually changed by a single person; the surface of the product is produced without damage; the first process can replace a molded surface forming die, a negative angle folding (edge folding) die and a side cutting die, and has the forming and edge folding cutting processes, and has obvious advantages in the aspects of cost, period, debugging and the like.

Drawings

FIG. 1 is a schematic representation of the present negative angle profile fluid forming structure prior to forming;

figure 2 is a schematic post-forming view of the present negative-angle profile fluid-forming structure.

Detailed Description

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

In the description of the present invention, it should be understood that the terms "center", "horizontal", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.

In the figure; a mold half 100; a hard rubber pad 200; a metal plate material 300; a pressure stream 400; a cavity 500; an upper molding surface 600; a lapping surface 700; negative angle molding surface 800.

As shown in fig. 1, the molding fluid forming structure with negative angle comprises a mold half 100, a hard rubber pad 200, a metal plate 300 and a pressure flow 400, wherein the mold half 100 can be made of metal or wood substitute, when the mold half 100 is made of wood substitute, the weight of the whole mold is within 5KG, a single person can realize manual mold change, so that the whole manufacturing cost is low, the structure is simple, the cost is only 1/10-1/5 of a whole pair of dies, the mold half 100 is provided with a cavity 500, the left side and the right side of the upper end of the mold half 100 are respectively provided with an upper molding surface 600 and a lapping surface 700, the cavity 500 is positioned between the upper molding surface 600 and the lapping surface 700, the left side upper end of the cavity 500 is provided with a negative angle molding surface 800, in the patent, the upper molding surface 600 is mainly used for integral molding of products, the negative angle molding surface 800 is mainly used for negative angle folding, the metal plate 300 is positioned on the mold half 100, the hard rubber pad 200 is covered on the metal plate 300, here, the hard rubber mat 200 may be variously disposed to cope with different products, the metal plate 300 is positioned on the mold half 100 and covered with the molding surface 600 and the overlap surface 700, the pressure flow 400 is positioned on the hard rubber mat 200 and uniformly presses the hard rubber mat 200, and the hard rubber mat 200 drives the metal plate 300 to mold and bend the negative angle after being stressed.

Before forming, the hard rubber pad 200 and the metal plate 300 are arranged on the half die 100 in parallel, the left side and the right side of the metal plate 300 are respectively covered with an upper forming surface 600 and a lapping surface 700, after forming, the hard rubber pad 200 with the metal plate 300 is attached to the upper forming surface 600 and the negative angle forming surface 800 of the half die 100, wherein a pressure flow 400 is positioned on the hard rubber pad 200 and applies pressure to the hard rubber pad 200, the hard rubber pad 200 transmits force to the metal plate 300, the metal plate 300 is firstly formed with the upper forming surface 600 on the half die 100, then the metal plate 300 enters the cavity 500 and is attached to the negative angle forming surface 800, and the rest part of the hard rubber pad 200 is attached to the rest part of the inner cavity

As shown in fig. 2, when the mold half 100 is in operation, the metal plate 300 is placed on the mold half 100, the metal plate 300 is required to be covered with the molding surface 600 and the lapping surface 700, the hard rubber pad is covered, the metal plate is conveyed into the liquid bin from the tray, the pressure flow 400 is uniformly applied to the hard rubber pad 200, the hard rubber pad 200 is forced to drive the metal plate 300 to enter the cavity 500 of the mold half 100, the pressure flow 400 is formed inside the cavity 500, the metal plate 300 is attached to the negative angle molding surface 800 in the cavity 500 of the mold half 100, and the molding is completed. The method is suitable for low-yield vehicle models and prototype sample stages.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the scope and spirit of the invention as defined in the accompanying claims.

Claims (3)

1. The utility model provides a profile fluid shaping structure of area negative angle, its characterized in that, including half mould, ebonite, sheet metal and pressure flow, the half mould on have a cavity, have shaping face and overlap the limit face respectively on the upper end left side and the right side of half mould, the cavity is located between shaping face and the overlap limit face, has the negative angle shaping face in the left side upper end of cavity, sheet metal whole be located the half mould, the ebonite covers on sheet metal, sheet metal is located the half mould and covers shaping face and overlap the limit face, pressure flow is located the ebonite, pressure flow evenly exerts pressure on the ebonite, drives sheet metal shaping and book the negative angle behind the ebonite atress.

2. The negative-angle fluid molding structure of claim 1, wherein the hard rubber pad and the metal plate are arranged in parallel on the mold half before molding, the left and right sides of the metal plate are covered with the molding surface and the faying surface, respectively, and the hard rubber pad is attached to the upper molding surface and the negative-angle molding surface of the mold half with the metal plate after molding.

3. The fluid molding structure with negative angle of claim 2, wherein the radius R of the negative angle molding surface is ≧ 3 mm.

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