CN211637992U - Forming die for opening frame type decorative tail pipe - Google Patents
Forming die for opening frame type decorative tail pipe Download PDFInfo
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- CN211637992U CN211637992U CN201922292415.1U CN201922292415U CN211637992U CN 211637992 U CN211637992 U CN 211637992U CN 201922292415 U CN201922292415 U CN 201922292415U CN 211637992 U CN211637992 U CN 211637992U
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Abstract
The utility model provides an opening frame type decorating tail pipe forming die, which comprises an upper die and a lower die which are matched with each other, a pressing plate for pressing the upper die and the lower die, and a bottom plate for supporting the upper die and the lower die; wherein, one surface of the upper die facing the lower die is provided with a female die with the same shape as the to-be-molded shape, and the other surface of the underground die facing the upper die is provided with a male die with the same shape as the to-be-molded shape; or the female die is arranged opposite to the male die. By adopting the structure, the prefabricated member of the opening frame type decorative tail pipe can be directly pressed and formed by sheet materials, the sheet materials are arranged between the upper die and the lower die, the sheet materials are pressed and matched with the upper die and the lower die, the special-shaped shape with multi-section bending can be formed, the pressing force can be provided by conventional pressure machinery such as an oil press, the whole operation is simple and convenient, and the prefabricated member can be obtained without adopting complicated means such as internal high-pressure forming and the like; and the female die and the male die with different shapes can be obtained by replacing the upper die and the lower die, so that the preformed pieces with different shapes can be obtained, and the manufacturing requirements of variability and diversity are met.
Description
Technical Field
The utility model belongs to the technical field of automobile parts makes and specifically relates to a car tail pipe manufacturing mould is related to.
Background
The automobile tail pipe is also called as automobile tail throat, is a component mounted at the tail end of an exhaust pipe of an automobile, can prevent the deformation of the automobile tail pipe, and can also play a role in pressurization and turbulence, so that the sound emitted by the exhaust pipe of the automobile is slightly gentle and good to a certain extent, and the noise is reduced.
Automobile decoration tail pipe is owing to have multistage bending structure or special-shaped structure, has brought certain degree of difficulty for making, and present forming mode is interior high pressure forming technique mainly, and the process is: (1) the method comprises the following steps of (1) pipe making, namely bending a high-strength steel plate into a round pipe with a required size through pipe making equipment, and then welding the round pipe through a high-frequency welding machine to obtain a round pipe with a closed section; (2) preforming by placing the tube in a cold-forming die and then obtaining a semifinished piece having a substantially shaped face by means of cold stamping; (3) and (3) internal high-pressure forming, namely placing the semi-finished product in an internal high-pressure forming die, and filling liquid into the interior and the exterior of the pipe, pressurizing and forming to obtain the appearance of the final part. The internal high-pressure forming process generally needs two procedures of prepressing and stamping, particularly the subsequent stamping is internal high-pressure forming, at least the pressure above 200MPa needs to be kept, the requirement on equipment is very high, the requirement on the sealing performance under high pressure is high, and the whole process needs multiple sets of dies such as a preforming die and an internal high-pressure forming die, so that the defects of complex forming process, high cost and the like are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a need not to utilize interior high pressure, can press the sheet stock into the mould of decorating tail pipe preforming piece.
The technical scheme of the utility model is to provide an opening frame type decorating tail pipe forming die, which comprises an upper die and a lower die which are matched with each other, a pressing plate for pressing the upper die and the lower die, and a bottom plate for supporting the upper die and the lower die; wherein, one surface of the upper die facing the lower die is provided with a female die with the same shape as the to-be-molded shape, and the other surface of the underground die facing the upper die is provided with a male die with the same shape as the to-be-molded shape; or the female die and the male die are arranged oppositely, namely the female die is arranged on one surface of the lower die facing the upper die, and the male die is arranged on one surface of the upper die facing the lower die.
By adopting the structure, the prefabricated member of the opening frame type decorative tail pipe can be directly pressed and formed by sheet materials, in the specific application, the sheet materials are arranged between the upper die and the lower die, the sheet materials are pressed and matched by the upper die and the lower die, the special-shaped shape with multi-section bending can be formed, the pressing force can be provided by conventional pressure machines such as an oil press, the whole operation is simple and convenient, and the prefabricated member can be obtained without adopting complicated means such as internal high-pressure forming and the like; and the female die and the male die with different shapes can be obtained by replacing the upper die and the lower die, so that the preformed pieces with different shapes can be obtained, and the manufacturing requirements of variability and diversity are met.
Furthermore, a positioning connecting column is arranged on the bottom plate, a positioning hole is formed in the position, corresponding to the pressing plate, and when the die is pressed, the pressing plate penetrates into the positioning connecting column through the positioning hole, so that the pressing plate is accurately butted with the bottom plate.
Furthermore, the positioning connecting columns are uniformly distributed along the circumferential direction of the bottom plate.
Furthermore, the number of the positioning connecting columns is four and is uniformly distributed along the circumferential direction of the bottom plate.
Furthermore, the upper die is connected to the pressing plate through bolts, screws, clamping and the like, the lower die is connected to the bottom plate through bolts, screws, clamping and the like, and the upper die and the lower die can be detached from the fixed position.
Furthermore, the device comprises two opposite and symmetrical supporting plates, and the bottom plate is connected to the two supporting plates.
Furthermore, two reinforced vertical plates are symmetrically arranged between the two supporting plates.
Furthermore, a reinforcing transverse plate is arranged between the two supporting plates.
Further, a backing plate is arranged at the bottom of the supporting plate.
Furthermore, a support column is arranged between the reinforcing transverse plate and the bottom plate and used for connecting the reinforcing transverse plate and the bottom plate.
Drawings
FIG. 1 is a schematic perspective view of the open frame type decorative tail pipe forming mold of the present invention,
FIG. 2 is a schematic view of the assembly structure of the open frame type decorative tail pipe forming mold of the present invention,
figure 3 is a schematic structural view of the upper die of figure 2,
figure 4 is a schematic view of the structure of the lower mold of figure 2,
FIG. 5 is a schematic perspective view of another angle of the mold for forming an open frame type decorative tail pipe according to the present invention,
fig. 6 is a schematic view of a part of the internal structure of the opening frame type decorative tail pipe forming die of the present invention.
In the figure, 1-preformed piece, 2-pressing plate, 3-upper die, 4-lower die, 5-bottom plate, 6-supporting plate, 7-positioning connecting column, 8-supporting column, 9-reinforced vertical plate, 10-reinforced transverse plate and 11-backing plate
Detailed Description
The present invention will be further described with reference to the following detailed description.
In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used for convenience in describing the present invention and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered as limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The utility model provides an opening frame decorates tail pipe forming die, as shown in fig. 1 to 6, fig. 1 is this forming die's spatial structure sketch map, fig. 2 is the assembly structure sketch map of this mould, fig. 3 is the structure sketch map of last mould 3 in fig. 2, fig. 4 is the structural sketch map of lower mould 4 in fig. 2, fig. 5 is the spatial structure sketch map of this another angle of making the mould, fig. 6 is this part inner structure sketch map of making the mould.
The utility model discloses an opening frame type decorating tail pipe forming die, which comprises an upper die 3 and a lower die 4 which are matched with each other, a pressing plate 2 for pressing the upper die 3 and the lower die 4, and a bottom plate 5 for supporting the upper die 3 and the lower die 4; wherein, a female die with the same shape as the shape to be formed is arranged on one surface of the upper die 3 facing the lower die 4, and a male die with the same shape as the shape to be formed is correspondingly arranged on one surface of the lower die 4 facing the upper die 3; or the female die and the male die are arranged oppositely, namely the female die is arranged on one surface of the lower die 4 facing the upper die 3, and the male die is arranged on one surface of the upper die 3 facing the lower die 4.
By adopting the structure, the prefabricated member of the opening frame type decorative tail pipe can be directly pressed and formed by sheet materials, in the specific application, the sheet materials are arranged between the upper die 3 and the lower die 4, the sheet materials are pressed and matched with each other to form a special-shaped shape with multi-section bending, the pressing force can be provided by conventional pressing machines such as an oil press, the whole operation is simple and convenient, and the prefabricated member can be obtained without adopting complicated means such as internal high-pressure forming and the like; and the female die and the male die with different shapes can be obtained by replacing the upper die 3 and the lower die 4, so that the preforms with different shapes can be obtained, and the manufacturing requirements of variability and diversity are met.
As a further improvement, the bottom plate 5 is provided with a positioning connecting column 7, a positioning hole 21 is formed in the corresponding position of the pressing plate 2, and when the die is pressed, the pressing plate 2 penetrates into the positioning connecting column 7 through the positioning hole 21, so that the pressing plate 2 is accurately butted with the bottom plate.
As a further improvement, the positioning connecting columns 7 are uniformly distributed along the circumferential direction of the bottom plate 5, so that the pressure plate 2 is positioned more stably and accurately.
As a further improvement, the number of the positioning connecting columns 7 is four, and the positioning connecting columns are uniformly distributed along the circumferential direction of the bottom plate 5, and the positioning accuracy and the connection convenience can be considered when the number of the positioning connecting columns is four.
As the further improvement, the upper die 3 is connected to the pressing plate 2 through bolts, screws, clamping and the like, the lower die 4 is connected to the bottom plate 5 through bolts, screws, clamping and the like, and the upper die 3 and the lower die 4 can be detached from the fixed positions so as to replace different female dies and male dies and meet the requirements for manufacturing tail pipes in different shapes.
As a further improvement, the device comprises two support plates 6 which are oppositely and symmetrically arranged, and the bottom plate 5 is connected to the two support plates 6.
As a further improvement, two reinforcing vertical plates 9 are symmetrically arranged between the two supporting plates 6 and used for reinforcing the strength of the base of the forming die.
As a further improvement, a reinforcing transverse plate 10 is arranged between the two supporting plates 6 to ensure the stability of the base structure of the forming die.
As a further improvement, the bottom of the support plate 6 is provided with a backing plate 11, and the backing plate 11 can increase the contact area of the support plate 6 and the placing plane and increase the stability of the mold.
As a further improvement, a supporting column is arranged between the reinforcing transverse plate 10 and the bottom plate 5 for connecting the reinforcing transverse plate 10 and the bottom plate 5, so that the integration is better, and the stability of the mold base structure is ensured.
In the specific application, the flat sheet stock is placed between the upper die 3 and the lower die 4, the upper die and the lower die are accurately positioned and then are closed and compressed, the sheet stock is shaped into an open frame type decorative tail pipe prefabricated member by the female die and the male die under the action of pressing force, then the upper die and the lower die are separated, the prefabricated member is taken out, and redundant rim charge of the prefabricated member is cut and removed. Because the opening frame type decorative tail pipe is a tubular part, two prefabricated parts which are mutually mirror images need to be prepared from the prefabricated parts, the upper die and the lower die of the two mirror image prefabricated parts can be integrated by the forming die, the two mirror image prefabricated parts can be formed and manufactured simultaneously through one set of die, the manufacturing time can be greatly saved, and the production efficiency is improved. And welding the two prepared mirror image prefabricated parts together to obtain the open frame type decorative tail pipe.
The embodiment of the utility model provides a material, reagent and experimental facilities that involve, if do not have the special explanation, be the commercial product that accords with the automobile parts field of making.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, improvements and decorations can be made without departing from the core technology of the present invention, and these improvements and decorations should also belong to the protection scope of the present invention. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (9)
1. The forming die for the open frame type decorative tail pipe is characterized by comprising an upper die and a lower die which are matched with each other, a pressing plate for pressing the upper die and the lower die tightly, and a bottom plate for supporting the upper die and the lower die; a female die with the same shape as the to-be-molded shape is arranged on one surface of the upper die facing the lower die, and a male die with the same shape as the to-be-molded shape is correspondingly arranged on one surface of the lower die facing the upper die; or the female die and the male die are arranged oppositely, namely the female die is arranged on one surface of the lower die facing the upper die, and the male die is arranged on one surface of the upper die facing the lower die; the bottom plate is provided with a positioning connecting column, a positioning hole is formed in the corresponding position of the pressing plate, and when the die is pressed, the pressing plate penetrates into the positioning connecting column through the positioning hole, so that the pressing plate is accurately butted with the bottom plate.
2. The mold for forming an open frame decorative tail pipe according to claim 1, wherein the positioning connection posts are uniformly distributed along the circumferential direction of the base plate.
3. The mold for forming an open frame decorative tail pipe according to claim 1, wherein the number of the positioning connection posts is four and is uniformly distributed along the circumferential direction of the base plate.
4. The mold for forming an open frame type decorative tail pipe of claim 1, wherein the upper mold is connected to the pressing plate by one of bolts, screws and clamping, the lower mold is connected to the base plate by one of bolts, screws and clamping, and the upper mold and the lower mold are detachable from the fixing place.
5. The mold for forming an open frame decorative tail pipe of claim 1, further comprising two support plates disposed oppositely and symmetrically, wherein the bottom plate is connected to the two support plates.
6. The mold for forming the open frame type decorative tail pipe of claim 5, wherein two reinforcing risers are symmetrically arranged between the two supporting plates.
7. The mold for molding an open frame decorative tail pipe as claimed in claim 5, wherein a reinforcing cross plate is further provided between the two support plates.
8. The mold for molding an open frame decorative tail pipe of claim 5, wherein a backing plate is disposed at the bottom of the supporting plate.
9. The mold for molding an opening frame type decorative tail pipe as claimed in claim 7, wherein a supporting pillar for connecting the reinforcing cross plate and the base plate is provided between the reinforcing cross plate and the base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922292415.1U CN211637992U (en) | 2019-12-19 | 2019-12-19 | Forming die for opening frame type decorative tail pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922292415.1U CN211637992U (en) | 2019-12-19 | 2019-12-19 | Forming die for opening frame type decorative tail pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211637992U true CN211637992U (en) | 2020-10-09 |
Family
ID=72697207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922292415.1U Active CN211637992U (en) | 2019-12-19 | 2019-12-19 | Forming die for opening frame type decorative tail pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211637992U (en) |
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2019
- 2019-12-19 CN CN201922292415.1U patent/CN211637992U/en active Active
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