CN219632479U - Horizontal ring rolling combination core roller with adjustable forming cavity height - Google Patents
Horizontal ring rolling combination core roller with adjustable forming cavity height Download PDFInfo
- Publication number
- CN219632479U CN219632479U CN202321224865.7U CN202321224865U CN219632479U CN 219632479 U CN219632479 U CN 219632479U CN 202321224865 U CN202321224865 U CN 202321224865U CN 219632479 U CN219632479 U CN 219632479U
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- core roller
- core
- height
- core roll
- forming cavity
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- 238000005096 rolling process Methods 0.000 title claims abstract description 33
- 238000007906 compression Methods 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 24
- 230000000670 limiting effect Effects 0.000 claims description 31
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000005242 forging Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 9
- 230000007547 defect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Forging (AREA)
Abstract
The utility model relates to the technical field of forging forming, in particular to a combined core roller of a horizontal ring rolling machine, which can adjust the height of a forming cavity. When the rolled workpiece is changed, the combined core roller can enable a new core roller die to be installed on the original core roller shaft by changing the number or specification of the first backing rings in the heightening component, so that the core roller shaft, the heightening component and the compression nut can be recycled, the material utilization rate is improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of forging forming, in particular to a horizontal ring rolling machine combined core roller with an adjustable forming cavity height.
Background
For the special-shaped ring forging of ring rolling machine shaping internal diameter, for realizing the internal diameter shape, then just need design special core roller, when the annular forging of processing changes, corresponding needs replacement processing usefulness core roller, core roller can not reuse, leads to producing core roller materials more, manufacturing cost is high.
Therefore, a technical scheme is needed at present to solve the technical problems that the core roller for forming the inner diameter special-shaped annular forging cannot be reused, so that the core roller is more in production materials and high in production cost.
Disclosure of Invention
The utility model aims at: aiming at the technical problems that the core roller for forming the special-shaped annular forging piece with the inner diameter cannot be reused, so that the core roller has more production materials and high production cost in the prior art, the core roller is combined with the horizontal ring rolling machine with the adjustable forming cavity height.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a horizontal ring rolling machine combination core roller of adjustable shaping die cavity height, includes the core roller, the last cover of core roller is equipped with core roller mould, height-adjusting subassembly and gland nut in proper order, gland nut is used for will heightening the subassembly and compresses tightly on the core roller mould, height-adjusting subassembly includes a plurality of first backing ring, a plurality of first backing ring is followed core roller axis direction range upon range of setting.
The utility model relates to a horizontal ring rolling machine combination core roller of adjustable shaping die cavity height, the last combination core roller that is used for rolling ring forging internal diameter that constitutes of core roller axle through core roller mould, height-adjusting subassembly and gland nut, when the work piece that needs to roll changes, its corresponding core roller mould changes, the accessible changes quantity or the specification of first backing ring in the height-adjusting subassembly, can make new core roller mould install on former core roller axle, make the core roller axle, height-adjusting subassembly and gland nut all can reuse, improve material utilization, reduction in production cost.
As a preferable scheme of the utility model, the thicknesses of two adjacent first backing rings are the same or different. The height adjusting assembly is formed by the first backing rings with the same or different sizes, so that the height adjusting range of the height adjusting assembly is larger, and the upper part of the core roll shaft can be suitable for the installation of various core roll dies.
As a preferable scheme of the utility model, the height parameters of the first backing rings comprise 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 100mm, 200mm and 300mm, and the number of the first backing rings corresponding to each height parameter is two. When the height range of the rolled forging is 50-530 mm, the installation of core roller shafts of core roller dies with different heights can be realized by selecting the height adjusting assembly formed by combining the first backing rings with the height parameters.
As a preferable scheme of the utility model, a limiting step is arranged on the core roller shaft, and the core roller die is abutted with the limiting step. The limiting step has a limiting effect on the core roller die and the heightening component, and the core roller die and the heightening component are prevented from sliding downwards on the core roller shaft.
As the preferable scheme of the utility model, the height of the limiting step is H, and H is more than or equal to 90mm and less than or equal to 150mm. The limiting step mainly bears the weight of the core roller die and the first backing ring, so that the stress of the part is small, but the abrasion during production is considered, the height of the limiting step is set in the parameter interval, and the bearing capacity and the service life of the limiting step are ensured.
As a preferable scheme of the utility model, the limiting step is provided with a circular ring shape, the diameter of an outer ring is D, the diameter of the part of the core roll shaft, on which the core roll die is mounted, is D, and D=d+ (30-60) mm. The width of the limiting step is 30-60 mm, so that the limiting step is provided with enough installation space, and the core roll shaft is convenient to install on the limiting step.
As a preferable scheme of the utility model, a second backing ring is arranged between the limiting step and the core roller die. The height of the core roller die is determined according to specific products, in order to avoid the defect that burrs are generated on the upper end and the lower end of the ring forging due to up-and-down stirring during rolling, the lower end of the core roller die is required to be lower than a rolling horizontal line, the second backing ring is provided with various height specifications, the height of the core roller die can be adjusted through the second backing ring, the lower end of the core roller die is slightly lower than the rolling horizontal line, and rolling quality is improved.
As a preferable scheme of the utility model, threaded holes are respectively arranged at two ends of the core roller shaft. The assembly and the transfer of the core roll shaft are convenient, and the core roll shaft is generally M80×6-6H.
As a preferable scheme of the utility model, the screw threads for installing the compression nuts are arranged on the core roll shaft, the screw threads are arranged along the length direction of the core roll shaft, the width is m, and the thickness of the compression nuts is n, n=m/2+5-10 mm. The installation stability of the compression nut on the core roller shaft is ensured, so that the axial force applied to the core roller die in the ring forging rolling process is born.
As a preferable scheme of the utility model, a plurality of notches are arranged around the compression nut, and the notches are uniformly arranged around the compression nut. The compression nut is convenient to rotate on the core roll shaft, so that the compression nut is convenient to install and detach on the core roll shaft.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
when the rolled workpiece is changed, the combined core roller can enable a new core roller die to be installed on the original core roller shaft by changing the number or specification of the first backing rings in the heightening component, so that the core roller shaft, the heightening component and the compression nut can be recycled, the material utilization rate is improved, and the production cost is reduced.
Drawings
FIG. 1 is a schematic view of a combined core roll of a horizontal ring rolling machine with adjustable forming cavity height;
FIG. 2 is a schematic view of the structure of a core roll shaft according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a compression nut according to the present utility model;
FIG. 4 is a top view of a compression nut according to the present utility model;
the marks in the figure: the novel high-speed steel wire rope rolling machine comprises a 1-core roll shaft, 11-limiting steps, 12-threaded holes, 13-threads, a 2-core roll die, a 3-heightening assembly, 31-first backing rings, 4-compression nuts, 5-second backing rings, H-limiting step heights, D-limiting step diameters, D-core roll shaft installation core roll die part diameters, m-thread widths, n-compression nut thicknesses, H-compression nut notch position thicknesses and theta-notch angles.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1, 2, 3 and 4, the horizontal ring rolling machine combined core roller with the adjustable forming cavity height of the embodiment comprises a core roller shaft 1, wherein a core roller die 2, a height adjusting component 3 and a compression nut 4 are sequentially sleeved on the core roller shaft 1, the compression nut 4 is used for compressing the height adjusting component 3 on the core roller die 2, the height adjusting component 3 comprises a plurality of first backing rings 31, and the plurality of first backing rings 31 are arranged in a stacked mode along the axis direction of the core roller shaft 1.
The combined core roller for rolling the inner diameter of the ring forging is formed by the core roller die 2, the heightening component 3 and the compression nut 4 on the core roller shaft, when a workpiece to be rolled is changed, the corresponding core roller die 2 is changed, and the new core roller die 2 can be installed on the original core roller shaft 1 by changing the number or specification of the first backing rings 31 in the heightening component 3, so that the core roller shaft 1, the heightening component 3 and the compression nut can be repeatedly utilized, the material utilization rate is improved, and the production cost is reduced.
Further, the thicknesses of two adjacent first backing rings 31 are the same or different, and the height adjusting assembly 3 is formed by a plurality of first backing rings 31 with the same or different sizes, so that the height adjusting range of the height adjusting assembly 3 is larger, and the installation of more kinds of core roller dies 2 can be adapted to the core roller shaft 1.
Specifically, the height parameters of the first backing rings 31 include 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 100mm, 200mm and 300mm, the number of the first backing rings 1 corresponding to each height parameter is two, and when the height range of the rolled forging is 50-530 mm, the installation of the core roller dies 2 with different heights on the core roller shaft 1 can be realized by selecting the heightening component 3 formed by combining the first backing rings 31 with the height parameters.
Further, the core roller shaft 1 is provided with a limiting step 11, the core roller die 2 is abutted to the limiting step 11, the limiting step 11 has a limiting effect on the core roller die 2 and the height adjusting component 3, and the core roller die 2 and the height adjusting component 3 are prevented from sliding downwards on the core roller shaft 1.
Specifically, the height of the limiting step 11 is H, H is more than or equal to 90mm and less than or equal to 150mm, and the limiting step 11 mainly bears the weight of the core roller die 2 and the first backing ring 31, so that the part is stressed less, but the wear during production is considered, the height of the limiting step 11 is set in the parameter interval, and the bearing capacity and the service life of the limiting step 11 are ensured; the limiting step 11 is arranged in a circular ring shape, the diameter of an outer ring is D, the diameter of the part of the core roll shaft 1, where the core roll shaft 2 is installed, is D, D=d+ (30-60) mm, namely, the width of the limiting step 11 is 30-60 mm, so that the limiting step 11 is provided with enough installation space, and the core roll shaft 1 is convenient to install on the limiting step 11.
Specifically, the gland nut hardness sets up at HRC42 ~ 47, is equipped with the installation on the core roller axle 1 gland nut 4's screw thread is followed core roller axle 1 length direction arranges, and the width is m, gland nut 4's thickness is n, and n=m/2+5 ~10mm ensures that gland nut 4 installs steadily on the core roller axle to bear the axial force that core roller mould 2 received in the ring forging rolling process.
Further, a plurality of notches are formed around the compression nut 4, a plurality of notches 41 are uniformly formed around the compression nut 4, so that the compression nut 4 can conveniently rotate on the core roller shaft 1, the compression nut 4 can conveniently be installed and detached on the core roller shaft 1, the thickness of the compression nut at a specific notch is h= (25-65) mm, the notch angle is θ, and θ=30-60 °.
Example 2
As shown in fig. 1 and 2, the difference between this embodiment and embodiment 1 is that a second backing ring 5 is provided between the limit step 11 and the core roller die 2, and the hardness is set at HRC 35-47.
The height of the core roller die 2 is determined according to specific products, in order to avoid the defect that burrs are generated on products at the upper end and the lower end of a ring forging piece due to up-and-down stirring during rolling, the lower end of the core roller die 2 is required to be lower than a rolling horizontal line, the second backing ring 5 is provided with various height specifications, the specification range is set to be 30-60 mm, the height of the core roller die 2 can be adjusted through the second backing ring 5, the lower end of the core roller die 2 is enabled to be lower than the rolling horizontal line by 5-50 mm, and rolling quality is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The utility model provides a horizontal ring rolling machine combination core roller of adjustable shaping die cavity height, its characterized in that, including core roller axle (1), cover in proper order on core roller axle (1) is equipped with core roller mould (2), increases subassembly (3) and gland nut (4), gland nut (4) are used for compressing tightly to increase subassembly (3) on core roller mould (2), it includes a plurality of first backing ring (31) to increase subassembly (3), a plurality of first backing ring (31) are followed core roller axle (1) axis direction range upon range of setting.
2. A horizontal ring rolling mill combination core roll with adjustable forming cavity height according to claim 1, characterized in that the thickness of two adjacent first backing rings (31) is the same or different.
3. The horizontal ring rolling mill combination core roll with adjustable forming cavity height according to claim 2, wherein the height parameters of the first backing rings (31) comprise 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 100mm, 200mm, 300mm, and the number of the first backing rings (31) corresponding to each height parameter is two.
4. The horizontal ring rolling mill combination core roll with the adjustable forming cavity height according to claim 1, wherein a limiting step (11) is arranged on the core roll shaft (1), and the core roll die (2) is abutted with the limiting step (11).
5. The horizontal ring rolling mill combined core roller with the height of the forming cavity being adjustable according to claim 4, wherein the height of the limiting step (11) is H, and H is more than or equal to 90mm and less than or equal to 150mm.
6. The horizontal ring rolling mill combination core roll with the adjustable forming cavity height according to claim 5, wherein the limiting step (11) is provided with a circular ring shape, the diameter of an outer ring is D, the diameter of the part of the core roll shaft (1) where the core roll die (2) is installed is D, and d=d+ (30-60) mm.
7. The horizontal ring rolling mill combination core roll with the adjustable forming cavity height according to claim 4, wherein a second backing ring (5) is arranged between the limiting step (11) and the core roll die (2).
8. The horizontal ring rolling mill combination core roll with the height of the forming cavity being adjustable according to any one of claims 1 to 7, wherein threaded holes (12) are respectively arranged at two ends of the core roll shaft (1).
9. The horizontal ring rolling mill combination core roll with the height adjustable forming cavity according to any one of claims 1 to 7, wherein a screw thread (13) for installing the compression nut (4) is arranged on the core roll shaft (1), the width is m along the length direction of the core roll shaft (1), and the thickness of the compression nut (4) is n, n=m/2+5-10 mm.
10. The horizontal ring rolling mill combination core roll with adjustable forming cavity height according to any one of claims 1-7, characterized in that a plurality of notches (41) are arranged around the compression nut (4), and the plurality of notches (41) are uniformly arranged around the compression nut (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224865.7U CN219632479U (en) | 2023-05-19 | 2023-05-19 | Horizontal ring rolling combination core roller with adjustable forming cavity height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321224865.7U CN219632479U (en) | 2023-05-19 | 2023-05-19 | Horizontal ring rolling combination core roller with adjustable forming cavity height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219632479U true CN219632479U (en) | 2023-09-05 |
Family
ID=87818694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321224865.7U Active CN219632479U (en) | 2023-05-19 | 2023-05-19 | Horizontal ring rolling combination core roller with adjustable forming cavity height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219632479U (en) |
-
2023
- 2023-05-19 CN CN202321224865.7U patent/CN219632479U/en active Active
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