CN216126469U - Forming equipment for special-shaped material parts - Google Patents
Forming equipment for special-shaped material parts Download PDFInfo
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- CN216126469U CN216126469U CN202120752772.6U CN202120752772U CN216126469U CN 216126469 U CN216126469 U CN 216126469U CN 202120752772 U CN202120752772 U CN 202120752772U CN 216126469 U CN216126469 U CN 216126469U
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Abstract
The utility model discloses molding equipment of a special-shaped material part, which comprises an upper die unit and a lower die unit, wherein the upper die unit is used for forming a special-shaped material part; the upper die unit is provided with a first body and a second body, the lower die unit is provided with a third body and a fourth body, the first body can move towards a preformed special-shaped material part so as to cooperate with the third body to form a first working part in the middle through pressing; the second body can be buckled between the first body and the third body and can move towards the preformed special-shaped material part so as to be matched with the fourth body to synchronously form the rest first working part and the rest second working part through pressing; the second body can shape a convex part corresponding to the arc-shaped concave part on the preformed first working part in the process of forming the second working part. The utility model at least comprises the following advantages: the arc-shaped protruding part is additionally arranged on the part corresponding to the curved surface structure, so that the strength of the corresponding position can be effectively enhanced, and the cracking phenomenon can be effectively avoided.
Description
Technical Field
The utility model relates to the technical field of material part forming, in particular to special-shaped material part forming equipment.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
The forming of sheet stock is a process commonly encountered in the prior art, wherein the forming of an automobile front heavy beam is one manifestation of the forming of the sheet stock. At present, two modes of drawing or die pressing forming are generally adopted for forming the front heavy beam of the automobile, and certain disadvantages are caused in the forming process.
In the drawing forming process, tension needs to be applied to the periphery of the automobile front heavy beam in the forming process of the automobile front heavy beam, so that a stress structure needs to be correspondingly arranged on the automobile front heavy beam, the generation of waste materials is increased, and the input cost is increased. For the die pressing, the requirement of the curved surface can cause the short material of the corresponding part to generate the cracking phenomenon.
It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention and for the understanding of those skilled in the art. Such solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the utility model.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the embodiment of the utility model provides forming equipment for special-shaped material parts, wherein the arc-shaped protruding part is additionally arranged at the part corresponding to the curved surface structure, so that the strength of the corresponding position can be effectively enhanced, and the cracking phenomenon can be effectively avoided.
The embodiment of the application discloses: the molding equipment for the special-shaped material piece comprises three first working parts located in a horizontal plane and two second working parts located in a vertical plane, wherein the first working parts and the second working parts are sequentially connected end to end, at least one second working part is provided with an arc-shaped concave part, and the molding equipment comprises an upper die unit and a lower die unit which can be buckled with the upper die unit;
the upper die unit is provided with a first body and a second body, wherein the first body is arranged corresponding to the first working part in the middle, and the second body is arranged corresponding to the two second working parts outside;
the lower die unit is provided with a third body and a fourth body, wherein the third body is arranged corresponding to the first body, and the fourth body is arranged corresponding to the second body;
the first body can move towards a preformed special-shaped material part so as to be matched with the third body to form the first working part in the middle through pressing;
the second body can be buckled between the first body and the third body and can move towards a preformed special-shaped material part so as to be matched with the fourth body to synchronously form the rest first working part and the rest second working part through pressing;
the second body can shape a convex part corresponding to the arc-shaped concave part on the preformed first working part in the process of forming the second working part.
Further, the protruding degree of the protruding portion and the recessed degree of the recessed portion are in a direct proportion relationship.
Further, the side walls of the second and third bodies can form a contoured cavity shaped by the second working portion.
Further, be provided with a plurality of first locating parts on the lower mould unit, it is a plurality of first locating part distributes around preforming special-shaped material spare and homoenergetic and the lateral wall butt of preforming special-shaped material spare.
Furthermore, a second limiting part capable of penetrating through a through hole of the preformed special-shaped material part is arranged on the upper die unit and/or the lower die unit.
Furthermore, the first body and the second body are both provided with elastic pieces extending along the pressing direction.
By means of the technical scheme, the utility model has the following beneficial effects: under the requirement of curved surface molding, the strength of the corresponding position can be effectively enhanced through the convex part molding, and further the cracking phenomenon can be effectively avoided; in addition, on the basis of solving the cracking phenomenon, compared with the original drawing forming mode, the forming mode of the die can save about 10% of raw materials for each material, effectively save the input cost in batch production, and effectively improve the economic benefit.
In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a profile part in an embodiment of the utility model;
FIG. 2 is a schematic structural view of a lower mold unit at one of the stations in the embodiment of the present invention;
FIG. 3 is a schematic view of a portion of the apparatus at another station in an embodiment of the present invention;
fig. 4 is a schematic structural view of a lower die unit at still another station in the embodiment of the present invention.
Reference numerals of the above figures: 1. a first working section; 2. a second working section; 3. a recessed portion; 4. a boss portion; 5. a third body; 6. a fourth body; 7. a first limit piece; 8. a second limiting member.
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.
It should be noted that, in the description of the present invention, the terms "first", "second", and the like are used for descriptive purposes only and for distinguishing similar objects, and no precedence between the two is considered as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
With reference to fig. 1 to 4, the present embodiment discloses a forming apparatus for a profile for pressing a preformed profile in a sheet form into a profile of a desired shape. Wherein the profile part comprises three first working parts 1 in a horizontal plane and two second working parts 2 in a vertical plane. The first working part 1 and the second working part 2 are sequentially connected in an initial position to form a special-shaped material piece shaped like a Chinese character 'ji', and one of the second working parts 2 is provided with an arc-shaped concave part 3.
In this embodiment, the molding apparatus includes an upper mold unit and a lower mold unit that can be fastened to the upper mold unit, and it is worth noting that the upper mold unit has a first body and a second body, the first body is disposed corresponding to the first working portion 1 located in the middle, and the second body is disposed corresponding to the remaining first working portion 1 and the remaining second working portion 2. Wherein the first body and the second body are independently movable toward the lower die unit, respectively. The lower die unit is provided with a third body 5 and a fourth body 6, wherein the third body 5 is arranged corresponding to the first body, and the fourth body 6 is arranged corresponding to the second body. It is noted that the upper end surface of the third body 5 is located above the upper end surface of the fourth body 6.
With the above arrangement, the first body and the second body can be moved toward the lower die unit in synchronization with each other by an external driving force, and the first working portion 1 located at an intermediate position can be press-molded by the cooperation between the first body and the third body 5. The second body can move downwards beyond the first body, and at the moment, the side wall of the second body and the side wall of the third body 5 can form a profiling cavity formed by the second working part 2 until the second body and the fourth body 6 are matched and pressed into the rest of the first working part 1. It is worth noting that the arc-shaped concave part 3 on the second working part 2 is firstly shaped into a convex part 4 corresponding to the arc-shaped concave part 3 on the other preformed first working part 1 in the forming process. Through the molding of the convex part 4, the strength of the corresponding position can be effectively enhanced, and the cracking phenomenon can be effectively avoided.
It is to be noted that the degree of protrusion of the protruding portion 4 is directly proportional to the degree of recession of the recessed portion 3, wherein the proportionality coefficient K is between 1 and 1.2.
In this embodiment, the lower die unit is provided with a plurality of first limiting members 7, wherein the shaped preformed special-shaped material is in the lower die unit process, preferably, the plurality of first limiting members 7 are located at the periphery of the preformed special-shaped material and can be abutted against the side wall of the preformed special-shaped material, so that the subsequent pressing process can play roles of effective positioning, guiding and the like in the putting process.
In the present embodiment, after the first and second working portions 1 and 2 are molded, a process such as trimming is required, and in this case, it is necessary that the position of the special-shaped material is not changed for the accuracy of trimming. In view of the above situation, in the present application, a through hole is punched on the first working portion 1, wherein the second limiting member 8 capable of penetrating through the through hole is arranged on the lower die, and the position movement of the special-shaped material can be effectively prevented in a mechanical limiting manner.
In this embodiment, because special-shaped material spare is the slice, for the mode pressfitting is excessive, first body in this application with all be provided with the elastic component that extends along the pressfitting on the second body, the deformation setting of elastic component can compensate the excessive formation of pressfitting betterly.
The working principle of the application specifically comprises the following steps, wherein the special-shaped material part comprises three first working parts 1 located in a horizontal plane and two second working parts 2 located in a vertical plane. The first working part 1 and the second working part 2 are sequentially connected end to form a special-shaped material piece shaped like a Chinese character 'ji'.
The working principle comprises the following steps:
conveying the sheet-shaped special-shaped material part to be processed to a preset position, and blanking and punching the special-shaped material part. In the step, a positioning reference structure is mainly formed on the surface of the special-shaped material piece to be processed, and the expression form of the positioning reference structure can be a positioning through hole, a positioning notch and the like.
And carrying out die prepressing molding on the special-shaped material to be processed which completes the blanking and punching process. In the step, the special-shaped material to be processed is placed into the lower die, and the position precision of the special-shaped material to be processed can be effectively ensured through the characteristics of the positioning through hole, the positioning notch and the like; then the upper die is abutted to the special-shaped material piece to be processed and then moves towards the lower die so as to complete the forming of the first working part 1 positioned at the middle position.
And finishing the molding of the rest of the first working part 1 and the second working part 2 by a pressing process by taking the fixed first working part 1 as a reference. Specifically, the upper die is composed of two parts, one part of the upper die is arranged corresponding to the first working part 1 in the middle, and the other part of the upper die comprises two synchronously moving die cores respectively arranged on two opposite sides of the first working part 1, so that the upper die has two relatively independent pressing actions towards the lower die.
In the above steps, the upper die corresponding to the first working part 1 located at the middle position can be always abutted against the first working part 1 and press-fitted to the lower die; the other part of the upper die can continuously move towards the lower die to press and bend the two sides of the first working part 1 in the middle downwards, and in the bending process, the two sides can be attached to the side wall of the lower die to deform so as to be pressed and molded into the second working part 2.
It should be noted that, during the molding of the second working portion 2, the two pre-molded first working portions 1 can be shaped with streamline edge portions by the corresponding upper molds, and the rest of the first working portions 1 can be formed between the lower surfaces of the rest of the upper molds and the upper surfaces of the lower molds.
It should be noted that, according to the requirement, the second working portion 2 has an arc-shaped recess 3 thereon. Wherein the position of the edge part corresponding to the arc-shaped concave part 3 is shaped to form a convex part 4 extending outwards in advance. If the convex part 4 is not formed, the arc-shaped concave part 3 causes the phenomenon of cracking at the corresponding position of the first working part 1 due to short material in the forming process, and further causes the scrapping of the material; and through the shaping of above-mentioned bellying 4, can effectively strengthen the intensity of this corresponding position, and then can effectively avoid the production of above-mentioned fracture phenomenon. On the basis of solving the cracking phenomenon, compared with the original drawing forming mode, the forming mode of the die can save about 10% of raw materials for each material, effectively save the input cost in batch production, and effectively improve the economic benefit.
After the molding of the first working part 1 and the second working part 2 is completed, the two first working parts 1 located at the periphery are trimmed to remove redundant waste materials. In addition, when other positions on the first working part 1 and the second working part 2 are remolded, the first working part 1 positioned in the middle can be punched, and the dislocation movement of the first working part 1 can be limited in a plane where the first working part 1 is positioned by utilizing a mechanical limiting mode of a hole wall.
The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (6)
1. The molding equipment for the special-shaped material piece comprises three first working parts located in a horizontal plane and two second working parts located in a vertical plane, wherein the first working parts and the second working parts are sequentially connected end to end, and at least one second working part is provided with an arc-shaped concave part;
the upper die unit is provided with a first body and a second body, wherein the first body is arranged corresponding to the first working part in the middle, and the second body is arranged corresponding to the two second working parts outside;
the lower die unit is provided with a third body and a fourth body, wherein the third body is arranged corresponding to the first body, and the fourth body is arranged corresponding to the second body;
the first body can move towards a preformed special-shaped material part so as to be matched with the third body to form the first working part in the middle through pressing;
the second body can be buckled between the first body and the third body and can move towards a preformed special-shaped material part so as to be matched with the fourth body to synchronously form the rest first working part and the rest second working part through pressing;
the second body can shape a convex part corresponding to the arc-shaped concave part on the preformed first working part in the process of forming the second working part.
2. The apparatus for forming a profile member according to claim 1, wherein a degree of protrusion of the protrusion is in direct proportion to a degree of recession of the recession.
3. The apparatus for forming a profile piece according to claim 1, wherein the side walls of the second body and the third body are capable of forming a contoured cavity for the second working portion.
4. The apparatus for molding a shaped material according to claim 1, wherein a plurality of first stoppers are disposed on the lower die unit, and the plurality of first stoppers are distributed around the preformed shaped material and each of the first stoppers can abut against a sidewall of the preformed shaped material.
5. The apparatus for forming a shaped material according to claim 1, wherein the upper and/or lower die units are provided with second stoppers capable of passing through the through holes of the preformed shaped material.
6. The apparatus for forming a shaped material part according to claim 1, wherein the first body and the second body are each provided with an elastic member extending in the pressing direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752772.6U CN216126469U (en) | 2021-04-14 | 2021-04-14 | Forming equipment for special-shaped material parts |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120752772.6U CN216126469U (en) | 2021-04-14 | 2021-04-14 | Forming equipment for special-shaped material parts |
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| Publication Number | Publication Date |
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| CN216126469U true CN216126469U (en) | 2022-03-25 |
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| CN202120752772.6U Active CN216126469U (en) | 2021-04-14 | 2021-04-14 | Forming equipment for special-shaped material parts |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059078A (en) * | 2021-04-14 | 2021-07-02 | 昆山达亚汽车零部件有限公司 | Forming equipment and method for special-shaped material parts |
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- 2021-04-14 CN CN202120752772.6U patent/CN216126469U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059078A (en) * | 2021-04-14 | 2021-07-02 | 昆山达亚汽车零部件有限公司 | Forming equipment and method for special-shaped material parts |
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