CN218615030U - Multi-curvature plate forming die - Google Patents
Multi-curvature plate forming die Download PDFInfo
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- CN218615030U CN218615030U CN202223001351.3U CN202223001351U CN218615030U CN 218615030 U CN218615030 U CN 218615030U CN 202223001351 U CN202223001351 U CN 202223001351U CN 218615030 U CN218615030 U CN 218615030U
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- pressure head
- point pressure
- curvature
- head assembly
- plate
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Abstract
The utility model relates to a many curvatures plate forming die belongs to plate mould pressing forming technology field. The utility model discloses a many curvatures plate forming die includes mount, at least a set of upper point pressure head subassembly and lower point pressure head subassembly to and pressure head subassembly and lower pressure head subassembly above at least a set of. The position that corresponds camber on forming die sets up some pressure heads or face pressure head according to the different camber processing requirements of many curvatures plate for when processing many curvatures plate, can carry out the pertinence processing according to the different demands of camber, improved the machining precision, reduced the weight of mould.
Description
Technical Field
The utility model relates to a plate mould pressing takes shape technical field, concretely relates to many curvatures plate forming die.
Background
When the plate needs to be subjected to die forming of a complex shape, because curvature changes more, a multi-point flexible die is generally adopted, but when the existing multi-point flexible die is used for forming a large-size complex profile or a large-curvature plate, a great number of pressure head points need to be set, so that under the condition of excessive control points, the adjusting and controlling process is complicated and time-consuming, and meanwhile, the excessive pressure heads cause great weight of the die, which is not beneficial to improving forming efficiency and reducing cost; if a sparse multi-point flexible die is adopted, the adaptability of the pressure head to a complex curvature part in the forming shape of the plate is poor due to the large gaps among the forming points, and the forming precision is influenced. Therefore, the flexible multi-point die at present is difficult to meet the high-precision forming requirement of the multi-curvature plate with a complex profile and the light weight requirement of the forming die.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a many curvatures plate forming die, the precision is low, forming die weight is big problem when can solving among the prior art processing many curvatures plate.
The utility model discloses a multi-curvature plate forming die, which comprises a fixing frame, at least one group of upper point pressure head assembly and lower point pressure head assembly, and at least one group of upper pressure head assembly and lower pressure head assembly; the upper point pressure head assembly and the upper point pressure head assembly are arranged at the upper part of the fixed frame, and the lower point pressure head assembly are arranged at the lower part of the fixed frame;
the upper point pressure head assembly comprises a first adjusting part and an upper point pressure head; one end of the first adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the first adjusting part is provided with an upper point pressure head;
the upper pressure head assembly comprises a second adjusting part and an upper pressure head; one end of the second adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the second adjusting part is provided with an upper pressure head;
the lower point pressure head assembly comprises a third adjusting part and a lower point pressure head; one end of the third adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the third adjusting part is provided with a lower point pressure head;
the lower pressure head assembly comprises a fourth adjusting part and a lower pressure head; one end of the fourth adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the fourth adjusting part is provided with a lower pressure head;
the upper point pressure head assembly and the lower point pressure head assembly are arranged at the position of the fixing frame corresponding to the curvature threshold value, wherein the curvature of the plate to be pressed is smaller than the curvature of the plate before the shape surface rebounds;
the upper pressure head assembly and the lower pressure head assembly are arranged at the position of the fixing frame corresponding to the curvature threshold value, wherein the curvature of the plate to be pressed before the shape surface rebounds is greater than or equal to the curvature threshold value.
Optionally, the curvature threshold is 5m -1 。
Optionally, the curvatures of the upper pressure head assembly and the lower pressure head assembly are the same as the curvatures of the plate at the positions where the press-forming surface to be pressed is larger than or equal to the curvature threshold value before rebounding.
Optionally, two upper point pressure head assemblies are arranged on the upper part of the fixed frame at a distance; the two lower point pressure head components are arranged at the lower part of the fixed frame with a distance between them.
Optionally, the upper point pressure head assembly and the upper pressure head assembly are arranged on the upper part of the fixed frame at a distance; the lower point pressure head component and the lower pressure head component are arranged at the lower part of the fixed frame in a distance way.
Optionally, the distance between the two upper spot head assemblies is 50-100mm; the distance between the two lower point pressure head components is 50-100mm.
Optionally, the distance between the upper point pressure head assembly and the upper pressure head assembly is 50-100mm; the distance between the lower point pressure head assembly and the lower pressure head assembly is 50-100mm.
Optionally, the sheet material further comprises profile backing plates, and the profile backing plates are arranged on the upper surface and the lower surface of the sheet material.
Optionally, the first adjusting portion, the second adjusting portion, the third adjusting portion and the fourth adjusting portion are all screws.
Optionally, the mount comprises a top plate, a bottom plate and a fixture.
Compared with the prior art, the utility model discloses can realize one of following beneficial effect at least:
(1) The pressure head component of the utility model is arranged detachably, a surface pressure head component is arranged at the position of the plate which needs to be formed into a large curvature, and a point pressure head component is arranged at the position of a small curvature, thus improving the processing precision of the plate with multiple curvatures; and the adjustment is convenient according to the processing requirements of different plates.
(2) The utility model discloses a profile backing plate can make the stress dispersion that the point pressure head subassembly that the dispersion set up was applyed, can not arouse local deformation, has reduced the weight of equipment when having improved the shaping precision of plate from this.
Drawings
Fig. 1 is a schematic view of a multi-curvature plate forming mold according to the present invention.
Description of reference numerals:
1-top plate, 2-bottom plate, 3-bolt, 4-point pressure head, 5-surface pressure head, 6-screw, 7-locking nut, 8-adjusting nut, 9-molded surface backing plate and 10-plate.
Detailed Description
Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.
In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application.
The utility model discloses a specific embodiment, as shown in figure 1, discloses a multi-curvature plate forming die, which comprises a fixing frame, at least one group of upper point pressure head assembly and lower point pressure head assembly, and at least one group of upper pressure head assembly and lower pressure head assembly; the upper point pressure head assembly and the upper surface pressure head assembly are detachably arranged on the upper part of the fixed frame, and the lower point pressure head assembly and the lower surface pressure head assembly are detachably arranged on the lower part of the fixed frame;
the upper point pressure head assembly comprises a first adjusting part and an upper point pressure head 4; one end of the first adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the first adjusting part is provided with an upper point pressure head;
the upper pressure head assembly comprises a second adjusting part and an upper pressure head 5; one end of the second adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the second adjusting part is provided with an upper pressure head;
the lower point pressure head assembly comprises a third adjusting part and a lower point pressure head; one end of the third adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the third adjusting part is provided with a lower point pressure head;
the lower pressure head assembly comprises a fourth adjusting part and a lower pressure head; one end of the fourth adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the fourth adjusting part is provided with a lower pressure head;
the upper point pressure head assembly and the lower point pressure head assembly are arranged at the position of the fixing frame corresponding to the curvature threshold value, wherein the curvature of the fixing frame is smaller than the curvature of the plate 10 before the shape surface to be pressed rebounds;
the upper pressure head assembly and the lower pressure head assembly are arranged at the position of the fixing frame corresponding to the curvature threshold value, wherein the curvature of the fixing frame is greater than or equal to the curvature threshold value before the press-forming surface of the plate 10 is rebounded. Preferably, the curvature threshold is 5m -1 。
The upper pressure head is a female die, and the lower pressure head is a male die; or the upper pressure head is a convex die, and the lower pressure head is a concave die; the curvatures of the female die and the male die are the same as the curvatures of the plate 10 to be pressed at the positions where the molded surface is rebounded and is larger than or equal to the curvature threshold value.
Optionally, the positions of the upper point pressure head and the lower point pressure head are opposite, and the upper point pressure head and the lower point pressure head are respectively pressed on two side surfaces of the same position of the plate 10 during pressing; the upper pressing head and the lower pressing head are opposite in position, and the upper pressing head and the lower pressing head respectively press two side faces of the plate 10 at the same position during pressing.
Optionally, two upper point pressure head assemblies are arranged on the upper part of the fixed frame at a distance; the upper point pressure head component and the upper pressure head component are arranged on the upper part of the fixed frame at a distance; the two lower point pressure head components are arranged at the lower part of the fixed frame at a distance; the lower point pressure head component and the lower pressure head component are arranged at the lower part of the fixed frame with a distance. Preferably, the upper point pressure head assembly and the lower point pressure head assembly which are adjacent to the upper pressure head assembly and the lower pressure head assembly are respectively 50-100mm away from the upper pressure head assembly and the lower pressure head assembly, and the gaps between other upper point pressure head assemblies are 50-100mm; the clearance between other lower point pressure head components is 50-100mm.
Optionally, the molding surface plate device further comprises a molding surface base plate 9, wherein the molding surface base plate 9 is arranged on the upper surface and the lower surface of the plate 10; the pressure dispersion device is used for dispersing the pressure of the point pressure head, avoids the stress concentration of the pressure point of the point pressure head, and enables the forming surface of the plate to be transited into a smooth forming surface.
Optionally, the first adjusting portion, the second adjusting portion, the third adjusting portion and the fourth adjusting portion are all screws 6, and the plate 10 is formed by die pressing through the lifting of the screws 6.
Optionally, an adjusting nut 8 is further included for fixing the screw rod 6 at a corresponding position of the fixing plate.
Optionally, the holder comprises a top plate 1, a bottom plate 2 and a fixing member.
Alternatively, the fixing member is a bolt 3, and the top plate 1 and the bottom plate 2 are fixedly connected by the bolt 3.
Optionally, a locking nut 7 is also included for locking the top plate 1, the bottom plate 2 and the bolt 3.
During operation, the setting positions of the point pressure head assembly and the surface pressure head assembly of the multi-curvature plate forming die are set discretely according to the molded surface of the plate 10 to be processed and formed; the positions of a lower point pressure head and a lower pressure head are adjusted by lifting of a profile shape adjusting screw 6 which is processed and formed according to a plate 10, and then the lower point pressure head and the lower pressure head are fixed on the bottom plate 2 through a locking nut 8; fixedly connecting the top plate 1 with the bottom plate 2 through a bolt 3, enabling the top plate 1 to be parallel to the bottom plate 2, and locking through a locking nut 7; the positions of an upper point pressure head and an upper pressure head are adjusted according to the lifting of a molded surface shape adjusting screw 6 required to be processed and formed by a plate 10, and then the plate is fixed on the top plate 1 through a locking nut 8; the height of the screw 6 on the top plate 1 is adjusted according to the positions of a lower point pressure head and a lower pressure head which are fixed on the bottom plate 2 and the thickness of the plate 10, so that the plate 10 is molded.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (10)
1. A multi-curvature plate forming die is characterized by comprising a fixing frame, at least one group of upper point pressure head assemblies, at least one group of lower point pressure head assemblies, at least one group of upper point pressure head assemblies and at least one group of lower point pressure head assemblies; the upper point pressure head assembly and the upper pressure head assembly are arranged on the upper part of the fixed frame, and the lower point pressure head assembly and the lower pressure head assembly are arranged on the lower part of the fixed frame;
the upper point pressure head assembly comprises a first adjusting part and an upper point pressure head; one end of the first adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the first adjusting part is provided with an upper point pressure head;
the upper pressure head assembly comprises a second adjusting part and an upper pressure head; one end of the second adjusting part is arranged at the upper part of the fixed frame in a lifting way along the stamping direction, and the other end of the second adjusting part is provided with an upper pressure head;
the lower point pressure head assembly comprises a third adjusting part and a lower point pressure head; one end of the third adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the third adjusting part is provided with a lower point pressure head;
the lower pressure head assembly comprises a fourth adjusting part and a lower pressure head; one end of the fourth adjusting part is arranged at the lower part of the fixed frame in a lifting way along the stamping direction, and the other end of the fourth adjusting part is provided with a lower pressure head;
the upper point pressure head assembly and the lower point pressure head assembly are arranged at the position of the fixing frame corresponding to the curvature threshold value, wherein the curvature of the surface to be pressed of the plate is smaller than the curvature threshold value;
the upper pressing head assembly and the lower pressing head assembly are arranged at the positions of the fixing frames corresponding to the curvature thresholds, wherein the curvature of the surface to be pressed of the plate is larger than or equal to the curvature threshold.
2. Forming die according to claim 1, characterised in that the threshold value of curvature is 5m -1 。
3. The forming die of claim 1, wherein the upper ram assembly and the lower ram assembly each have a curvature that is the same as a curvature of the sheet material at a profile to be pressed that is greater than or equal to a threshold curvature.
4. The forming die of claim 1, wherein the two upper point ram assemblies are mounted on the upper portion of the fixed frame at a distance therebetween; the two lower point pressure head components are arranged at the lower part of the fixed frame with a distance.
5. The form of any one of claims 1-4, wherein the upper spot ram assembly is mounted above the fixture at a distance from the upper ram assembly; the lower point pressure head component and the lower pressure head component are arranged at the lower part of the fixed frame with a distance.
6. The forming die of claim 4, wherein the distance between the two upper spot ram assemblies is 50-100mm; the distance between the two lower point pressure head components is 50-100mm.
7. The form of claim 5, wherein the distance between the upper spot ram assembly and the upper ram assembly is from 50 to 100mm; the distance between the lower point pressure head assembly and the lower pressure head assembly is 50-100mm.
8. A forming die according to any one of claims 1 to 4, further comprising profile pads provided on both the upper and lower surfaces of the sheet material.
9. The forming die of any one of claims 1-4, wherein the first regulating portion, the second regulating portion, the third regulating portion, and the fourth regulating portion are all screws.
10. The form of any one of claims 1 to 4, wherein the holder comprises a top plate, a bottom plate and a fixing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223001351.3U CN218615030U (en) | 2022-11-10 | 2022-11-10 | Multi-curvature plate forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223001351.3U CN218615030U (en) | 2022-11-10 | 2022-11-10 | Multi-curvature plate forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218615030U true CN218615030U (en) | 2023-03-14 |
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ID=85424653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223001351.3U Active CN218615030U (en) | 2022-11-10 | 2022-11-10 | Multi-curvature plate forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218615030U (en) |
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2022
- 2022-11-10 CN CN202223001351.3U patent/CN218615030U/en active Active
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