CN106825340B - A kind of blank design method of titanium alloy C-shaped cross section taper ring rolling - Google Patents
A kind of blank design method of titanium alloy C-shaped cross section taper ring rolling Download PDFInfo
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- CN106825340B CN106825340B CN201710117117.1A CN201710117117A CN106825340B CN 106825340 B CN106825340 B CN 106825340B CN 201710117117 A CN201710117117 A CN 201710117117A CN 106825340 B CN106825340 B CN 106825340B
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- 238000005096 rolling process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 14
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000003754 machining Methods 0.000 abstract description 4
- 238000010297 mechanical methods and process Methods 0.000 abstract description 3
- 230000005226 mechanical processes and functions Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000013178 mathematical model Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000005242 forging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H1/00—Making articles shaped as bodies of revolution
- B21H1/06—Making articles shaped as bodies of revolution rings of restricted axial length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2205/00—Particular shaped rolled products
- B21B2205/04—Taper- or wedge-shaped profiles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of blank design methods of titanium alloy C-shaped cross section taper ring rolling, including：According to taper blank design blank, it is equal with ring step height, total height respectively to be determined as blank both ends straight section height, total height, determine that taper blank aperture end-face wall is thick, determine taper blank hole diameter and outer diameter, determine that each known dimensions are substituted into equation by taper blank big end final internal diameter and outer diameter, founding mathematical models, the abscissa x that vertex A can be obtained determines all sizes of preform.The present invention is based on the above methods, the opposite taper in a direction is designed at certain height of traditional cone blank outer circle, it can ensure that the ring cross section profile rolled out is complete, dimensional accuracy is met the requirements, due to eliminating the mechanical process of postorder complexity, stock utilization is substantially increased, cost has been saved, while avoiding destruction of the machining to ring inner flow-line.
Description
Technical field
The present invention relates to ring parts rolling forming processing technique fields, more particularly to a kind of titanium alloy C-shaped cross section taper ring
The blank design method of part rolling.
Background technology
Ring rolling is to utilize ring rolling equipment, so that ring billet wall thickness is gradually reduced, directly under multiple roll collective effects
The successive partial plastic forming technology that diameter is gradually grown up, cross section profile gradually forms, low, the ring mechanical property with production cost
Excellent, the advantages that precision is high, production efficiency is high, product scope is wide.At home, due to the limitation of production technology, abnormity is cut
Face ring part, usually larger, section relative simplicity the forging design using allowance, to ensure the complete of final part size
Property, reach final workpiece size using processing such as follow-up machinings, thus substantially reduces the utilization rate of material.
It for titanium alloy C-shaped cross section taper ring, is rolled according to simple taper ring billet, volume is distributed at step
Obviously not enough, blank is made flow in an axial direction to fill step be very difficult, while under the action of taper, blank rolls
When, generates axial soaring, is more unfavorable for the filling of lower end step, causes the generation of waste product；According to simple section ring billet, need
The mechanical process of postorder complexity greatly reduces the utilization rate of material, and machining can destroy the streamline inside ring, together
When, waste the time；According to multi- pass rolling, needs to design multiple sets of molds, substantially increase production cost.
Therefore, it is badly in need of a kind of blank design method of titanium alloy C-shaped cross section taper ring rolling in the market so that c-type is cut
The profile of face cone degree ring can completely shape, and the streamline of forging itself is also remained in the case where improving stock utilization.
Invention content
The object of the present invention is to provide a kind of blank design methods of titanium alloy C-shaped cross section taper ring rolling, to solve
The above-mentioned problems of the prior art enables the profile of C-shaped cross section taper ring completely to shape, and is improving stock utilization
In the case of also remain the streamline of forging itself.
To achieve the above object, the present invention provides following schemes：The present invention provides a kind of titanium alloy C-shaped cross section taper ring
The blank design method of part rolling, including：
Step 1, according to taper blank design blank, be determined as blank both ends straight section height, total height respectively with ring platform
Rank height, total height are equal；
Step 2, according to rolling than determining taper blank aperture average diameter with ring aperture average diameter；
Step 3, it is equal with taper blank small end volume according to ring, determine that taper blank aperture end-face wall is thick；
Step 4, it is thick according to taper blank aperture average diameter and taper blank aperture end-face wall, determine taper blank
Hole diameter and outer diameter；
Step 5, according to the equal principle of taper blank big end and ring big end volume, in the macropore for determining taper blank
Diameter and outer diameter, and according to taper blank and ring total volume is equal is modified, obtain the final internal diameter of taper blank big end and
Outer diameter；
Step 6, on the basis of taper blank, design blank inside diameter is consistent with taper blank, only to outboard wheel
Profile could be adjusted to redistribute axial volume, determine that blank both ends diameter height is equal with the holding of ring step height, really
Determine blank upper and lower ends wall thickness and be more than standard Conical ring blank both ends wall thickness, determine cone angle and both ends straight section distance 30cm with
On；
Step 7, using the small end center of circle as origin, small end radius is x-axis, and axis is y-axis, establishes plane right-angle coordinate, choosing
Determine the ordinate y=H of A pointsAb, blank is segmented and is calculated, if the line function of each section of outer profile is respectively fy1、fy2、fy3、fy4、fy5,
The line function that each section of Internal periphery is respectively gy1、gy2、gy3、gy4、gy5, have according to constancy of volume principle：
Wherein, HtbIndicate small end outer diameter straight section height, HsbIndicate small end inner diameter straight section height, HAbIndicate the vertical seat of A points
Mark, HbIndicate blank total height, HlbIndicate big end outer diameter straight section height, VRingIndicate ring volume；
Each known dimensions are substituted into above-mentioned equation, the abscissa x of vertex A can be obtained, that is, it is determined that preform is all
Size.
Preferably, in the step 3, aperture end-face wall thickness is：
Wherein, dsmoIndicate taper blank small end average diameter, tsoIndicate that aperture end-face wall is thick, HsoIndicate that taper blank is small
Hold straight section height, DswIndicate ring small end overall diameter after shaping, dsIndicate ring small end interior diameter after shaping, DsAfter indicating forming
Ring small end average diameter, HtIndicate ring small end boss height, HsIndicate ring small end total height, HsoIndicate that taper blank is small
Hold straight section height.
The present invention compared with the existing technology, produces following technique effect：
The present invention is redesigned by the blank to titanium alloy C-shaped cross section taper ring rolling, in traditional cone base
Expect the taper that one direction of design is opposite at certain height of outer circle, can ensure that the ring cross section profile rolled out is complete, size
Precision is met the requirements, and due to eliminating the mechanical process of postorder complexity, is substantially increased stock utilization, has been saved cost,
Destruction of the machining to ring inner flow-line is avoided simultaneously.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of flow of the blank design method of titanium alloy C-shaped cross section taper ring rolling in the embodiment of the present invention
Figure；
Fig. 2 is C-shaped cross section taper ring structural schematic diagram in the embodiment of the present invention；
Fig. 3 is taper blank schematic cross-section in the embodiment of the present invention；
Fig. 4 is that blank schematic cross-section is designed in the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of blank design methods of titanium alloy C-shaped cross section taper ring rolling, to solve
Problem of the existing technology enables the profile of C-shaped cross section taper ring completely to shape, the case where improving stock utilization
Under also remain the streamline of forging itself.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
The present invention provides a kind of blank design method of titanium alloy C-shaped cross section taper ring rolling, including,
Step 1, according to taper blank design blank, be determined as blank both ends straight section height, total height respectively with ring platform
Rank height, total height are equal, then
Hl0=Hl
Hs0=Hs
H0=H
Wherein：HlIndicate ring big end straight section height, HsIndicate that ring small end straight section height, H indicate ring total height；
Hl0Indicate taper blank big end straight section height, Hs0Indicate taper blank small end straight section height, H0Indicate taper blank
Total height.
Step 2, according to rolling than k and ring aperture average diameter determines taper blank aperture average diameter, then
Wherein：DsmIndicate ring small end average diameter；dsmoIndicate taper base small end average diameter；
Step 3, it is equal with taper blank small end volume according to ring, determine that taper blank aperture end-face wall is thick, then
VS0=Vs
Wherein：Vs- ring small end volume；Vs0- taper base small end volume；
Wherein:HsIndicate ring small end total height；HtIndicate ring small end boss height；HsoIndicate taper base small end straight section
Highly.
Step 4, it is thick according to taper blank aperture average diameter and taper blank aperture end-face wall, determine taper blank
Hole diameter and outer diameter, then
ds0=dsmo-tso
Ds0=dsmo+tso
Wherein, ds0、Ds0Respectively taper blank small bore end internal diameter and outer diameter.
Taper is consistent in the middle part of taper blank and ring：
θ0=θ
Wherein:θ0Indicate taper semi-cone angle；θ indicates ring semi-cone angle.
Step 5, according to the equal principle of taper blank big end and ring big end volume, in the macropore for determining taper blank
Diameter and outer diameter, and according to taper blank and ring total volume is equal is modified, obtain the final internal diameter d of taper blank big endl0
With outer diameter Dl0；
Step 6, on the basis of taper blank, design blank inside diameter is consistent with taper blank, only to outboard wheel
Profile could be adjusted to redistribute axial volume, determine that blank both ends diameter height is equal with the holding of ring step height, really
Determine blank upper and lower ends wall thickness and be more than standard Conical ring blank both ends wall thickness, determine cone angle and both ends straight section distance 30cm with
On；
Step 7, using the small end center of circle as origin, small end radius is x-axis, and axis is y-axis, establishes plane right-angle coordinate, choosing
Determine the ordinate y=H of A pointsAb, blank is segmented and is calculated, if the line function of each section of outer profile is respectively fy1、fy2、fy3、fy4、fy5,
The line function that each section of Internal periphery is respectively gy1、gy2、gy3、gy4、gy5, have according to constancy of volume principle：
Wherein, HtbIndicate small end outer diameter straight section height, HsbIndicate small end inner diameter straight section height, HAbIndicate the vertical seat of A points
Mark, HbIndicate blank total height, HlbIndicate big end outer diameter straight section height, VRingIndicate ring volume；
Each known dimensions are substituted into above-mentioned equation, the abscissa x of vertex A can be obtained, that is, are determined that preform is all
Size.
Specific case is applied in the present invention, and principle and implementation of the present invention are described, above example
Illustrate the method and its core concept for being merely used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification
It should not be construed as limiting the invention.
Claims (2)
1. a kind of blank design method of titanium alloy C-shaped cross section taper ring rolling, which is characterized in that including：
It is high with ring step respectively to be determined as blank both ends straight section height, total height according to taper blank design blank for step 1
Degree, total height are equal；
Step 2, according to rolling than determining taper blank aperture average diameter with ring aperture average diameter；
Step 3, it is equal with taper blank small end volume according to ring, determine that taper blank aperture end-face wall is thick；
Step 4, it is thick according to taper blank aperture average diameter and taper blank aperture end-face wall, determine taper blank aperture
Internal diameter and outer diameter；
Step 5, according to the equal principle of taper blank big end and ring big end volume, determine taper blank macropore internal diameter and
Outer diameter, and according to taper blank and ring total volume is equal is modified, obtain taper blank big end final internal diameter and outer diameter
Size；
Step 6, on the basis of taper blank, design blank inside diameter is consistent with taper blank, only to lateral profile line
It could be adjusted to redistribute axial volume, determine that blank both ends diameter height is equal with the holding of ring step height, determine base
Expect that upper and lower ends wall thickness is more than standard Conical ring blank both ends wall thickness, determines cone angle with both ends straight section distance in 30cm or more；
Step 7, using the small end center of circle as origin, small end radius is x-axis, and axis is y-axis, establishes plane right-angle coordinate, selectes A
The ordinate y=H of pointAb, blank is segmented and is calculated, if the line function of each section of outer profile is respectively fy1、fy2、fy3、fy4、fy5, interior
The line function that each section of profile is respectively gy1、gy2、gy3、gy4、gy5, have according to constancy of volume principle：
Wherein, HtbIndicate small end outer diameter straight section height, HsbIndicate small end inner diameter straight section height, HAbIndicate the ordinate of A points, HbTable
Show blank total height, HlbIndicate big end outer diameter straight section height, VRingIndicate ring volume；
Each known dimensions are substituted into above-mentioned equation, the abscissa x of vertex A can be obtained, that is, all sizes of preform are determined.
2. a kind of blank design method of titanium alloy C-shaped cross section taper ring rolling according to claim 1, feature exist
In in the step 3, aperture end-face wall thickness is：
Wherein, dsm0Indicate taper blank small end average diameter, ts0Indicate that aperture end-face wall is thick, Hs0Indicate that taper blank small end is straight
Duan Gaodu, DswIndicate ring small end overall diameter after shaping, dsIndicate ring small end interior diameter after shaping, DsIndicate ring after shaping
Small end average diameter, HtIndicate ring small end boss height, HsIndicate ring small end total height, Hs0Indicate that taper blank small end is straight
Duan Gaodu.
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| CN201710117117.1A CN106825340B (en) | 2017-03-01 | 2017-03-01 | A kind of blank design method of titanium alloy C-shaped cross section taper ring rolling |
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| CN201710117117.1A CN106825340B (en) | 2017-03-01 | 2017-03-01 | A kind of blank design method of titanium alloy C-shaped cross section taper ring rolling |
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| CN106825340B true CN106825340B (en) | 2018-07-17 |
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| CN107626734B (en) * | 2017-10-10 | 2019-08-13 | 广西柳州银海铝业股份有限公司 | The slab ingot of aluminum alloy hot rolling volume feeds intake specification optimal control method |
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| CN109822021A (en) * | 2018-09-10 | 2019-05-31 | 贵州航天新力铸锻有限责任公司 | Rolloff forming method of C-shaped section forging |
| CN109794568B (en) * | 2019-04-01 | 2020-09-22 | 西北工业大学深圳研究院 | Method for determining size of ring rolling blank with special-shaped inner and outer surfaces |
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| CN115592065A (en) * | 2022-09-29 | 2023-01-13 | 江苏翔能科技发展有限公司（Cn） | Inner and outer diameter depth profiling heavy titanium alloy ring forging and forming method thereof |
| CN116441466B (en) * | 2023-03-24 | 2023-11-17 | 江苏翔能科技发展有限公司 | Method for cooperatively determining size of complex conical ring piece forming process chain blank and die |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672083A (en) * | 2011-03-10 | 2012-09-19 | 马义伟 | Design method for high-temperature alloy ring preforming blank with tapered section |
| CN103230993A (en) * | 2013-05-23 | 2013-08-07 | 西安石油大学 | Method for determining dimension of radial rolled blank of cone frustum-section ring element |
| CN103230992A (en) * | 2013-05-23 | 2013-08-07 | 西安石油大学 | Method for determining dimension of radial rolled blank of stepped double-cone section ring element |
| CN105728605A (en) * | 2016-04-29 | 2016-07-06 | 武汉理工大学 | Aluminum alloy cone drum ring piece radial hot rolling forming method |
| CN105964841A (en) * | 2016-05-12 | 2016-09-28 | 武汉理工大学 | Combined feeding precise rolling forming method for chute section ring part |
-
2017
- 2017-03-01 CN CN201710117117.1A patent/CN106825340B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672083A (en) * | 2011-03-10 | 2012-09-19 | 马义伟 | Design method for high-temperature alloy ring preforming blank with tapered section |
| CN103230993A (en) * | 2013-05-23 | 2013-08-07 | 西安石油大学 | Method for determining dimension of radial rolled blank of cone frustum-section ring element |
| CN103230992A (en) * | 2013-05-23 | 2013-08-07 | 西安石油大学 | Method for determining dimension of radial rolled blank of stepped double-cone section ring element |
| CN105728605A (en) * | 2016-04-29 | 2016-07-06 | 武汉理工大学 | Aluminum alloy cone drum ring piece radial hot rolling forming method |
| CN105964841A (en) * | 2016-05-12 | 2016-09-28 | 武汉理工大学 | Combined feeding precise rolling forming method for chute section ring part |
Non-Patent Citations (1)
| Title |
|---|
| TC4钛合金锥形环辗轧坯料仿真优化设计;陈孝庆，等.;《塑性工程学报》;20140430;第21卷(第2期);第25-31页 * |
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