CN206153576U - Mould of machine -shaping titanium acieral medicine shape cover - Google Patents
Mould of machine -shaping titanium acieral medicine shape cover Download PDFInfo
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- CN206153576U CN206153576U CN201621155688.1U CN201621155688U CN206153576U CN 206153576 U CN206153576 U CN 206153576U CN 201621155688 U CN201621155688 U CN 201621155688U CN 206153576 U CN206153576 U CN 206153576U
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- die
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- limiting plate
- height limiting
- mould
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Abstract
The utility model discloses mainly belong to research and development of powder shaped charge liner and processing preparation field, concretely relates to mould of machine -shaping titanium acieral medicine shape cover. The mould includes dwang, sphere die, sphere terrace die, cylinder cover die and limit for height board, the sphere terrace die set up in the inside below of cylinder cover die, the sphere terrace die can be dismantled with the cylinder cover die and be connected, the sphere die set up in the inside top of cylinder cover die, the sphere die can be dismantled with the cylinder cover die and be connected, cylinder cover die internal surface sphere terrace die convex spherical and form a molding cavity between the concave spherical surface of sphere die, the dwang with sphere die connection. Utilize the model can be prepared and obtain that the density is even, stability is good, hurt the titanium acieral medicine shape cover that the power is high.
Description
Technical field
This utility model principally falls into Powder Liner research and development and processes preparation field, and in particular to a kind of machine-shaping titanium
The mould of acieral drug-shaped cover.
Background technology
Cavity liner is the critical component of tandem warhead, and the selection of shaped charge material is for entering warhead with entering to serve
Conclusive effect.Ti has the advantages that specific strength height, velocity of sound height (5090m/s), and under detonation wave effect continuous, standard can be formed
Straight rod-type jet, is the important materials for preparing cavity liner.Existing research worker foundation cavity liner composition is uniform, crystal grain is tiny
Require, titanium alloy cavity liner is prepared for using extruding smart car technique and material is formed into numerical simulation and the flash X-ray of jet
The parameter of photo is contrasted, it was demonstrated that titanium alloy Types of Medicine are covered with good application prospect.Also researcher adopts radiograph skill
Jet flow forming of the art to two kinds big cone angle titanium alloy cavity liners and its penetration behavior to steel target have carried out experimentation, as a result table
Bright employing titanium alloy and peripheral initiation, can increase open pore size while liner with large cone angle higher-energy utilization rate is ensured
And Penetration Depth.
Al density is little, fusing point is low, when being bombarded by detonation wave as shaped charge material, with larger horizontal energy of rupture
Power, and Al can be used as active metal, and explosion time and Ti react generation mesophase, release substantial amounts of heat, aid in penetration.Grind
The person of studying carefully employs the Ni-Al composites of different proportion and is prepared for active metal perforating bullet and carries out penetration experiment, as a result shows to add
Plus certain proportion reactive metal can improve the after effect ability of cavity liner jet, increase piercing aperture.
Powder metallurgical technique has flexible composition allotment, tiny part crystal grain that is preparing, material-saving processing cost, near net
The advantages of shaping, additionally, the cavity liner containing certain hole prepared by powder metallurgical technique, is conducive to a certain extent penetration.Cause
This, in the Penetration to concrete, the cavity liner for preparing Ti-Al composites using powder metallurgical technique can fight for rear class
The reliability of pan has height concurrently and wears deep, wide-aperture damage effectiveness with entering to provide good trajectory environment, acquisition.
But due to the special shape of drug-shaped cover, cause its powder in preparation process to be difficult filling uniformly, so that
Follow-up properties of product are unstable, poor repeatability etc., for this purpose, the uniform dress powder for realizing titanium aluminium base alloy cavity liner is to obtain performance
Stable height injures the key of the titanium aluminium base alloy cavity liner of power, significant for the production of this kind of part.
Utility model content
For the problems referred to above, this utility model provides a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover, and utilizing should
Model can prepare uniform consistency, good stability, injure the high titanium aluminium base alloy drug-shaped cover of power.
This utility model is achieved through the following technical solutions：
A kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover, the mould includes that rotating bar, sphere die, sphere are convex
Mould, cylindrical shape cover die and height limiting plate；
The sphere punch is arranged at the lower inside of the cylindrical shape cover die, and the sphere punch can with cylindrical shape cover die
Dismounting connection；The sphere die is arranged at the inner upper of the cylindrical shape cover die, the sphere die and cylindrical shape cover die
It is detachably connected；
Shape between the concave spherical surface of the cylindrical shape cover die inner surface, the sphere punch convex spherical and the sphere die
Into a molding cavity；
The rotating bar is connected with the sphere die；
The height limiting plate sets the level for keeping sphere die and for adjusting sphere die press-in cylindrical shape cover die
Depth.
Further, it is provided for fixing the annular limit for height board slot of the height limiting plate, institute on the side of the sphere die
Height limiting plate is stated including ground floor height limiting plate and second layer height limiting plate；
Wherein, the ground floor height limiting plate and second layer height limiting plate are annular, and ground floor height limiting plate and the second layer are limited
High plate is by two semiorbicular limit for height side plate compositions.
The second layer height limiting plate is arranged at the ground floor height limiting plate bottom, and the external diameter of the second layer height limiting plate
More than the external diameter of the ground floor height limiting plate；The height value of the annular limit for height board slot is the ground floor height limiting plate and the second layer
1-1.05 times of the height value sum of height limiting plate.
Further, the ground floor height limiting plate and the second layer height limiting plate are processed using No. 45 steel, two
The side of height limiting plate is respectively provided with one for conveniently stripped through hole；
Wherein, the surface roughness value R of the through-hole inner surfaceaFor 1.1-1.6, described two height limiting plates are except table in through hole
The surface roughness value R of remaining surface outside faceaFor 0.8-1.0.
Further, the lower end of the rotating bar is provided with cross projection, and at the top of the sphere die one is provided with
Individual criss-cross draw-in groove, the draw-in groove be able to can pass through to be fitting to connection with the cross projection, when rotating bar is rotated, energy
Sphere die is driven to rotate together.
Further, the rotating bar is processed using No. 45 steel, the rotating bar surface roughness value RaFor 1.1-
11.6；The sphere die is processed using high temperature hot pressing die steel steel 3Cr2W8V, the sphere die concave spherical surface
Surface roughness value RaFor 0.8-1.0, the surface roughness value R of remaining surfaceaFor 1.1-1.6.
Further, the sphere punch is processed using high temperature hot pressing die steel 3Cr2W8V, and the sphere is convex
The surface roughness value R of the convex spherical of mouldaFor 0.8-1.0, the surface roughness value R of remaining surfaceaFor 1.1-1.6.
Further, the cylindrical shape cover die is processed using high temperature hot pressing die steel 3Cr2W8V, the cylinder
The surface roughness value R of the inner surface of shape cover dieaFor 0.8-1.0, remaining surface roughness value RaFor 1.1-1.6.
Advantageous Effects of the present utility model：
（1）By the interaction of rotating bar and sphere die, the uniformity of powder packing can be lifted, be follow-up preparation
The drug-shaped cover of the uniform stable performance of consistency provides safeguard；
（2）The titanium aluminium base alloy cavity liner containing certain hole prepared using mould described in the utility model, certain journey
Penetration, acquisition is conducive to have height concurrently and wear deep, wide-aperture damage effectiveness on degree.
Description of the drawings
Fig. 1 is to be used to prepare the hot pressing die schematic diagram of titanium aluminium base alloy drug-shaped cover in this utility model；
Fig. 2 is rotating bar schematic diagram in this utility model hot pressing die；
Fig. 3 is sphere die schematic diagram in this utility model hot pressing die；
Fig. 4 is sphere punch schematic diagram in this utility model hot pressing die；
Fig. 5 is cylindrical shape cover die schematic diagram in this utility model hot pressing die；
Fig. 6 is ground floor height limiting plate top view in this utility model hot pressing die；
Fig. 7 is second layer height limiting plate top view in this utility model hot pressing die；
Fig. 8 is to be used to prepare the hot pressing die axonometric chart of titanium aluminium base alloy drug-shaped cover in this utility model；
Reference：1. rotating bar, 2. sphere die, 3. sphere punch, 4. cylindrical shape cover die, 5. ground floor limit
High plate, 6. second layer height limiting plate, 7. sphere die upper recess, 8. rotating bar lower end are raised, 9. sphere die is annular limits
High board slot.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is explained in further detail to this utility model.It should be appreciated that specific embodiment described herein is used only for explaining
This utility model, is not used to limit this utility model.
Conversely, this utility model cover it is any be defined by the claims do in spirit and scope of the present utility model
Replacement, modification, equivalent method and scheme.Further, it is right below in order that the public has a better understanding to this utility model
It is detailed to describe some specific detail sections in detailed description of the present utility model.Do not have for a person skilled in the art
The description of these detail sections can also completely understand this utility model.
Embodiment 1
As shown in figs. 1-7, the hot pressing die for preparing titanium aluminium base alloy drug-shaped cover includes：Rotating bar 1, sphere die 2,
Sphere punch 3, cylindrical shape cover die 4, ground floor height limiting plate 5, second layer height limiting plate 6.
Fig. 8 is the axonometric chart for preparing the hot pressing die of titanium aluminium base alloy drug-shaped cover.Wherein, rotating bar 1, ground floor limit
High plate 5, second layer height limiting plate 6 are made using No. 45 steel, and sphere die 2, sphere punch 3 and cylindrical shape cover die 4 use high warm
Pressure makes of die steel 3Cr2W8V.
The concave spherical surface of sphere die 2, the convex spherical of sphere punch 3, the surface of internal cavity of cylindrical shape cover die 4, ground floor limit for height
The surface grinding of plate 5 and second layer height limiting plate 6 is to surface roughness value RaFor 0.8, the surface roughness value R of remaining surfaceaFor
1.6。
When in use, sphere punch 3 is put in cylindrical shape cover die 4 when using it is fixed, afterwards by the appropriate titanium for mixing,
Aluminium powder is fitted in the cavity, then insert while sphere die 2 is covered ground floor height limiting plate 5 and second layer height limiting plate 6 in
In sphere die annular limit for height board slot 9, the lower end cross projection 8 of rotating bar 1 is put into into the draw-in groove of sphere die 2 after fixing
In 7, slow, uniform rotation rotating bar 1 causes the powder for loading in chamber using the rotation and the weight of its own of sphere die 2
It is uniformly distributed in body, then second layer height limiting plate 6 is withdrawn from（Leave for next step hot pressing and push surplus）, rotating bar 1 is finally withdrawn from,
It is prepared the next step sintering operation of titanium aluminium base alloy property of medicine cover.
When titanium aluminium base alloy drug-shaped cover is prepared using the hot pressing die：Titanium powder and metallic aluminium powder are loaded
Mix in mixed extension set, obtain the Titanium aluminium powder powder stock of mix homogeneously；By in the molding cavity of Titanium aluminium powder powder stock；So
Ground floor height limiting plate 5 and the second layer height limiting plate 6 are installed in the annular limit for height board slot 9 of the side of sphere die 2 afterwards, by institute
State second layer height limiting plate 6 and be arranged at the bottom of ground floor height limiting plate 5, to be fixed to sphere die 2；By under rotating bar 1
The cross projection 8 at end is put in the draw-in groove 7 of sphere die 2, and subsequently slow, uniform rotation rotating bar 1, treats titanium, aluminum mixed powder
After end is uniformly distributed in cavity body of mould, second layer height limiting plate 6 is withdrawn from, finally remove rotating bar 1.Then by after above-mentioned process
Mould is put in hot pressing furnace carries out hot pressed sintering；Furnace power-off to be sintered is cooled to the furnace after room temperature, and mould is taken out from stove,
The demoulding is carried out on forcing press, titanium aluminium base alloy drug-shaped cover is obtained.
The titanium aluminium base alloy cavity liner obtained using above-mentioned mould has certain hole, and there is certain hole can realize medicine
The impact temperature rise of shape cover high-speed deformation, is conducive to penetration；Overcome in prior art mostly using casting, the method life of electro-deposition
Drug-shaped cover is produced, belongs to finer and close drug-shaped cover, the defect that there is no the micron order hole of Dispersed precipitate.
Claims (7)
1. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover, it is characterised in that the mould includes rotating bar（1）, ball
Face die（2）, sphere punch（3）, cylindrical shape cover die（4）And height limiting plate；
The sphere punch（3）It is arranged at the cylindrical shape cover die（4）Lower inside, the sphere punch（3）With cylindrical shape
Cover die（4）It is detachably connected；The sphere die（2）It is arranged at the cylindrical shape cover die（4）Inner upper, the sphere is recessed
Mould（2）With cylindrical shape cover die（4）It is detachably connected；
The cylindrical shape cover die（4）Inner surface, the sphere punch（3）Convex spherical and the sphere die（2）Concave spherical surface
Between form a molding cavity；
The rotating bar（1）With the sphere die（2）Connection；
The height limiting plate is set for keeping sphere die（2）Level and for adjusting sphere die（2）Press-in cylindrical jacket
The depth of mould.
2. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 1, it is characterised in that the sphere
Die（2）Side on be provided for fixing the annular limit for height board slot of the height limiting plate（9）, the height limiting plate include ground floor limit
High plate（5）With second layer height limiting plate（6）；
Wherein, the ground floor height limiting plate（5）With second layer height limiting plate（6）It is annular, ground floor height limiting plate（5）With second
Layer height limiting plate（6）By two semiorbicular limit for height side plate compositions；
The second layer height limiting plate（6）It is arranged at the ground floor height limiting plate（5）Bottom, and the second layer height limiting plate（6）
External diameter be more than the ground floor height limiting plate（5）External diameter；The annular limit for height board slot（9）Height value be the ground floor limit
High plate（5）With second layer height limiting plate（6）1-1.05 times of height value sum.
3. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 2, it is characterised in that described first
Layer height limiting plate（5）With the second layer height limiting plate（6）Processed using No. 45 steel, the side of two height limiting plates is respectively provided with one
For conveniently stripped through hole；
Wherein, the surface roughness value R of the through-hole inner surfaceaFor 1.1-1.6, described two height limiting plates are in addition to through-hole inner surface
The surface roughness value R of remaining surfaceaFor 0.8-1.0.
4. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 1, it is characterised in that the rotation
Bar（1）To be provided with cross raised for lower end（8）, the sphere die（2）Top be provided with a criss-cross draw-in groove
（7）, the draw-in groove（7）Can be raised with the cross（8）Can be by being fitting to connection, when rotation rotating bar（1）When, can band
Dynamic sphere die（2）Rotate together.
5. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 1, it is characterised in that the rotation
Bar（1）Processed using No. 45 steel, the rotating bar（1）Surface roughness value RaFor 1.1-11.6；The sphere die（2）
Processed using high temperature hot pressing die steel steel 3Cr2W8V, the sphere die（2）The surface roughness value of concave spherical surface
RaFor 0.8-1.0, the surface roughness value R of remaining surfaceaFor 1.1-1.6.
6. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 1, it is characterised in that the sphere
Punch（3）Processed using high temperature hot pressing die steel 3Cr2W8V, the sphere punch（3）Convex spherical surface it is thick
Rugosity value RaFor 0.8-1.0, the surface roughness value R of remaining surfaceaFor 1.1-1.6.
7. a kind of mould of machine-shaping titanium aluminium base alloy drug-shaped cover according to claim 1, it is characterised in that the cylinder
Shape cover die（4）Processed using high temperature hot pressing die steel 3Cr2W8V, the cylindrical shape cover die（4）Inner surface table
Surface roughness value RaFor 0.8-1.0, remaining surface roughness value RaFor 1.1-1.6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621155688.1U CN206153576U (en) | 2016-10-31 | 2016-10-31 | Mould of machine -shaping titanium acieral medicine shape cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621155688.1U CN206153576U (en) | 2016-10-31 | 2016-10-31 | Mould of machine -shaping titanium acieral medicine shape cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206153576U true CN206153576U (en) | 2017-05-10 |
Family
ID=58654217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621155688.1U Withdrawn - After Issue CN206153576U (en) | 2016-10-31 | 2016-10-31 | Mould of machine -shaping titanium acieral medicine shape cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206153576U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424718A (en) * | 2016-10-31 | 2017-02-22 | 北京科技大学 | Mold and formation method for machining and forming titanium-aluminum-based alloy liner |
-
2016
- 2016-10-31 CN CN201621155688.1U patent/CN206153576U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106424718A (en) * | 2016-10-31 | 2017-02-22 | 北京科技大学 | Mold and formation method for machining and forming titanium-aluminum-based alloy liner |
| CN106424718B (en) * | 2016-10-31 | 2018-07-31 | 北京科技大学 | A kind of mold and forming method of machine-shaping titanium aluminium base alloy cavity liner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170510 Effective date of abandoning: 20180731 |