CN213793769U

CN213793769U - Flanging and shaping die beneficial to forming of automobile parts

Info

Publication number: CN213793769U
Application number: CN202021687600.7U
Authority: CN
Inventors: 杨遇春; 张锐
Original assignee: Feigeruite Suzhou Automobile Technology Co ltd
Current assignee: Feigeruite Suzhou Automobile Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-07-27
Anticipated expiration: 2030-08-13

Abstract

The utility model provides a do benefit to fashioned turn-ups plastic mould of auto parts, a serial communication port, include: the flanging die comprises an upper die, a lower die and two flanging inserts arranged between the upper die and the lower die, wherein a punch is convexly arranged on the lower surface of the upper die, and the lower die is provided with a cavity corresponding to the punch; the flanging inserts are symmetrically and fixedly connected to the lower die relative to the die cavity, and the two flanging inserts and the die cavity jointly form a shaping groove. The flanging reshaping die can realize the flanging function, can avoid direct flanging and scratching of parts, and realizes the effect of reshaping by re-correcting by arranging the flanging insert and pressing so as to improve the precision of the parts and solve the problem that the surface of the automobile beam parts is scratched or distorted and deformed due to uneven flanging surfaces in the flanging process.

Description

Flanging and shaping die beneficial to forming of automobile parts

Technical Field

The utility model relates to a machining field, more specifically relates to a do benefit to fashioned turn-ups plastic mould of auto parts.

Background

The flanging refers to a forming method of forming a straight wall or a flange with a certain angle along a closed or unclosed curve edge on a plane part or a curved part of a blank by using the action of a die, and is one of forming procedures in a stamping process, and the flanging is used for manufacturing a part which is convenient to assemble or manufacturing a specific shape for improving the rigidity of a product. The flanging can replace the deep drawing process of some complex parts, and the plastic fluidity of the material is improved so as to avoid cracking or wrinkling; meanwhile, the flanging can also shape the part, correct the shape and the size of the three-dimensional part, and is mainly used for obtaining a three-dimensional part with high requirements on shape and size precision, correcting the resilience of a bending part, stretching the cone of the cylinder wall of the part, and correcting the size error and the overlarge fillet of a stamping part.

However, for some beam parts with uneven bottom flanging surfaces and not in the same plane, the surfaces of the side wall parts are pulled and damaged and uneven in the flanging process, and meanwhile, due to the uneven bottom flanging surfaces, the contact surfaces are uneven in the flanging process, so that the flanging of the parts is distorted and deformed, the qualification rate of part processing is seriously affected, and huge economic loss is caused.

Disclosure of Invention

An object of the utility model is to provide a do benefit to fashioned turn-ups plastic mould of auto parts, wherein, turn-ups plastic mould not only can realize the turn-ups function, can avoid direct turn-ups fish tail part simultaneously, inserts the pressfitting through setting up the turn-ups and realizes revising the effect of plastic once more to improve the precision of part, solved the problem that the surface that car roof beam class part leads to because of the turn-ups unevenness in the turn-ups in-process was pulled or distorted.

Another object of the utility model is to provide a do benefit to fashioned turn-ups plastic mould of auto parts, wherein, turn-ups plastic mould has greatly improved the qualification rate of parts machining, has reduced economic loss.

Another object of the utility model is to provide a do benefit to fashioned turn-ups plastic mould of auto parts, wherein, turn-ups plastic mould simple structure, convenient operation has high practicality.

In order to achieve at least one purpose, the utility model provides a flanging and reshaping die beneficial to automobile part forming, which comprises an upper die, a lower die and two flanging inserts arranged between the upper die and the lower die, wherein the lower surface of the upper die is convexly provided with a punch head, and the lower die is provided with a die cavity corresponding to the punch head; the flanging inserts are symmetrically and fixedly connected to the lower die relative to the die cavity, and the two flanging inserts and the die cavity jointly form a shaping groove.

In one embodiment, the cavity is an isosceles trapezoid-shaped groove, and the flanging insert has a wedge-shaped surface on an extension surface of the side surface of the cavity.

In one embodiment, the flanging and shaping die further comprises an ejection block, and the ejection block penetrates through the bottom of the cavity and is movably clamped in the lower die.

In one embodiment, the flanging insert is detachably and fixedly connected to the lower die through a screw.

Further objects and advantages of the invention will be fully apparent from the ensuing description and drawings.

These and other objects, features and advantages of the present invention will become more fully apparent from the following detailed description, the accompanying drawings and the appended claims.

Drawings

These and/or other aspects and advantages of the present application will become more apparent and more readily appreciated from the following detailed description of the embodiments of the invention, taken in conjunction with the accompanying drawings of which:

fig. 1 illustrates a schematic structural view of an automobile beam-like part according to an embodiment of the present application.

Fig. 2 is a schematic view illustrating a matched die burring forming state of the burring forming die according to an embodiment of the present application.

In the figure:

1-flanging and shaping die; 10-upper mould; 20-lower die; 30-flanging insert; 40-ejecting a block; 11-a punch; 21-a cavity; 31-a wedge face; 100-reshaping grooves.

Detailed Description

The terms and words used in the following specification and claims are not limited to the literal meanings, but are used only by the inventors to enable a clear and consistent understanding of the application. Accordingly, it will be apparent to those skilled in the art that the following descriptions of the various embodiments of the present application are provided for illustration only and not for the purpose of limiting the application as defined by the appended claims and their equivalents.

It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.

While ordinal numbers such as "first," "second," etc., will be used to describe various components, those components are not limited herein. The term is used only to distinguish one element from another. For example, a first component could be termed a second component, and, similarly, a second component could be termed a first component, without departing from the teachings of the present inventive concept. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terminology used herein is for the purpose of describing various embodiments only and is not intended to be limiting. As used herein, the singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, numbers, steps, operations, components, elements, or combinations thereof, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, components, elements, or groups thereof.

As shown in fig. 1, the structure of an automobile beam-like part is illustrated. The flanging surfaces of the automobile beam parts are not flat and are not on the same plane, if the position of a flanging is directly arranged at the flanging surface by adopting a conventional flanging die, the surface of the side wall part is strained and becomes uneven in the flanging process, and meanwhile, the flanging of the part is distorted and deformed due to the unevenness of the flanging contact surface, so that the qualification rate of the product is seriously influenced.

In order to solve the problem, the utility model provides a do benefit to fashioned turn-ups plastic mould of auto parts, as shown in fig. 2, turn-ups plastic mould 1 includes mould 10 and lower mould 20, wherein, the lower surface of going up mould 10 is equipped with drift 11 protrudingly, lower mould 20 have with the corresponding die cavity 21 of drift 11, drift 11 with die cavity 21 mutually supports in order to accomplish the turn-ups technology with the part of centre gripping between them. In fig. 2, the cavity 21 matches with the shape of the finished part, and in this embodiment, the cavity is an inverted isosceles trapezoid groove to facilitate the demolding of the part.

Particularly, two flanging inserts 30 are fixedly connected to the lower die 20, the flanging inserts 30 are located between the upper die 10 and the lower die 20, specifically, the flanging inserts 30 are respectively arranged at two sides of the cavity 21, the flanging inserts 30 are symmetrically arranged relative to the cavity 21, and the two flanging inserts 30 and the cavity 21 together form a shaping groove 100; more specifically, the flanging insert 30 has a wedge surface 31, and the wedge surface 31 is on an extension of the side wall of the cavity 21, in other words, the wedge surface 31 is coplanar with the side wall of the cavity 21. It should be understood that the flanging insert 30 is detachably fixed to the lower mold 20 by the screw, and may also be fixed by clamping, adhesion, etc., and is not limited by the application.

Further, the flanging shaping die 1 further comprises an ejection block 40, the ejection block 40 is movably clamped in the lower die 20, the ejection block 40 penetrates through the lower die 20 from the bottom of the cavity 21, when the flanging shaping die 1 is used for flanging, the upper surface of the ejection block 40 serves as the bottom surface of the shaping groove 100, and when the flanging is unloaded, the ejection block 40 can help the part to be demoulded. Preferably, the ejection block 40 is coaxial with the shaping groove 100, i.e., the ejection block 40 is symmetrical with respect to the central axis of the shaping groove 100.

In the concrete turn-ups plastic technology, have two processes, first turn-ups process: assembling and fixing the upper die 10, the lower die 20 and the ejection block 40 on a punching machine, ejecting the ejection block 40 in a die opening state, placing the beam parts subjected to drawing and trimming on the lower die 20, controlling the machine tool to control the punch 11 to move downwards and press the parts with the ejection block 40, and continuously controlling the machine tool to move downwards until the ejection block 40 reaches a position shown in the figure two, so that the first flanging process is completed; a second shaping procedure: and opening the machine tool to remove the part after flanging, fixedly connecting the flanging insert 30 to the lower die 20 by using screws, then putting the part after flanging, and controlling the machine tool to enable the upper die to move downwards to the position shown in the figure 2 so as to finish the shaping process.

Flanging shaping mould 1 not only can realize the turn-ups function, can avoid direct turn-ups fish tail part simultaneously, insert 40 through setting up the turn-ups and recompress the effect that realizes revising the plastic once more to improve the precision of part, solved the problem that automobile beam class part pulled or warp because of the surface that the turn-ups face unevenness leads to in the turn-ups in-process.

The foregoing describes the general principles of the present application in conjunction with specific embodiments, however, it is noted that the advantages, effects, etc. mentioned in the present application are merely examples and are not limiting, and they should not be considered essential to the various embodiments of the present application. Furthermore, the foregoing disclosure of specific details is for the purpose of illustration and description and is not intended to be limiting, since the foregoing disclosure is not intended to be exhaustive or to limit the disclosure to the precise details disclosed.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The foregoing description has been presented for purposes of illustration and description. Furthermore, the description is not intended to limit embodiments of the application to the form disclosed herein. While a number of example aspects and embodiments have been discussed above, those of skill in the art will recognize certain variations, modifications, alterations, additions and sub-combinations thereof.

Claims

1. The utility model provides a do benefit to fashioned turn-ups plastic mould of auto parts which characterized in that includes: the flanging die comprises an upper die, a lower die and two flanging inserts arranged between the upper die and the lower die, wherein a punch is convexly arranged on the lower surface of the upper die, and the lower die is provided with a cavity corresponding to the punch; the flanging inserts are symmetrically and fixedly connected to the lower die relative to the die cavity, and the two flanging inserts and the die cavity jointly form a shaping groove.

2. The flanging shaping die for shaping automobile parts according to claim 1, wherein the cavity is an inverted isosceles trapezoid groove, and the flanging insert has a wedge surface on the extending surface of the side wall of the cavity.

3. The flanging and shaping die for automobile parts according to claim 2, further comprising an ejection block, wherein the ejection block penetrates from the bottom of the cavity and is movably clamped in the lower die.

4. The flanging shaping die facilitating automobile part molding according to claim 1, wherein the flanging insert is detachably and fixedly connected to the lower die through a screw.