CN206305278U - A kind of thin-walled wave disc flexible forming apparatus - Google Patents
A kind of thin-walled wave disc flexible forming apparatus Download PDFInfo
- Publication number
- CN206305278U CN206305278U CN201621379810.3U CN201621379810U CN206305278U CN 206305278 U CN206305278 U CN 206305278U CN 201621379810 U CN201621379810 U CN 201621379810U CN 206305278 U CN206305278 U CN 206305278U
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- groove
- mould
- thin
- upper mould
- wave disc
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- 239000007788 liquid Substances 0.000 claims abstract description 22
- 230000037361 pathway Effects 0.000 claims abstract description 15
- 238000007493 shaping process Methods 0.000 claims abstract description 14
- 238000003032 molecular docking Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 12
- 238000005336 cracking Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000137 annealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003872 feeding technique Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model discloses a kind of thin-walled wave disc flexible forming apparatus, including：Upper die and lower die；Lower mould upper surface is provided with groove, and groove floor is provided with the annular corrugated groove matched with the shape after the shaping of thin-walled wave disc；The fit depressions of the lower end of upper mould and lower mould upper surface, it is corresponding with annular corrugated grooved position that the lower surface of upper mould is provided with annular groove, after upper die and lower die are docked, the high pressure liquid room of closing is formed between the groove of upper mould lower surface and lower mould groove floor so that annular corrugated groove is located in high pressure liquid room；Topping up interface, feed pathway are provided with the side of upper mould, conical surface seal is used between topping up interface and the joint of feed pathway, feed pathway is connected with high pressure liquid room.The utility model is used in the thin-walled wave disc conventional forming process for solve spatial metal deployable structure, and sheet material stream material is difficult, and ripple creases easily, the problem of the low and easy generation cracking of forming limit.
Description
Technical field
The utility model is related to a kind of thin-walled wave disc building mortion.
Background technology
Explore with deep space, manned aviation is continued to develop, the function required for aerospace craft is more and more, corresponding dress
The antenna matched somebody with somebody, number of sensors are also significantly increased, to ensure that these function devices do not interfere with each other, and meet respective visual field will
Ask, spatial metal expandable type structure is answered this and given birth to.Spatial metal expandable type structure is according to certain forms by metal foil
Fold, be fixed on spacecraft cabin, launched with the state for folding, after transmitting is entered the orbit, it is inflated in space, make
The expansion of metal foil is realized in folding volume release.Spatial metal inflation deployable structure does not need rotating shaft drive mechanism, not yet
Needs need not solidify link, can ensure structure integral rigidity using the own rigidity of metal, as spacecraft space structure
One of important feature form.Metal deployable structure includes two kinds of working conditions, and one kind is to fold, and another kind is to launch.In boat
Its device launching phase, each monitoring/detecting element draws in and is fixed on the severe superhigh temperature dynamic environment of isolation in spacecraft module body.When
Spacecraft is run to during up to track designation, is discharged by mechanism, is stretched over operating position.As shown in Figure 1 and Figure 2, it is space
The graphics of deployable structure, it can be seen that the deployable housing load-carrying construction in space be added through machine by stainless sheet steel,
Shape, weld, be assembled, pneumatically spreading.With weight it is small, rigidity it is good, launch high reliability.The deployable knot of metal
Structure is during expansion, it is necessary to meet isometric deformation principle, forming accuracy requirement is very high, and wherein thin-walled wave disc is that space can
Most important structure member in deployed configuration, undertakes stress support and the effect of pneumatically spreading in whole deformation process, its
Middle Forming Technique directly determines mechanical property, life-span and the application effect of the class formation, is to develop the class formation to must
The key manufacture that must be broken through.
Thin-walled ripple disk material is 304 stainless steels, and it is only δ 0.1mm that wall thickness is ultra-thin, and ripple quantity is more, forming accuracy requirement
Very high, if being flowed using traditional die forming method, in forming process, material is difficult, ripple creases easily, while easily producing
Rupture；And the shaping of progressive die continuous punching manufacturing process is used, required shaping dies price is high, and forming process is complicated.
Utility model content
The technical problems to be solved in the utility model is：Overcome the deficiencies in the prior art, the utility model discloses a kind of thin
Wall wave disc flexible forming apparatus, in the thin-walled wave disc conventional forming process for solving spatial metal deployable structure, plate
Material stream material is difficult, and ripple creases easily, the problem of the low and easy generation cracking of forming limit.
The technical scheme that the utility model is used is：A kind of thin-walled wave disc flexible forming apparatus, including：Upper mould is with
Mould；Lower mould upper surface is provided with groove, and groove floor is provided with the circumferential wave groove matched with the shape after the shaping of thin-walled wave disc
Groove；The fit depressions of the lower end of upper mould and lower mould upper surface, the lower surface of upper mould is provided with annular groove with annular corrugated groove
Position correspondence, after upper die and lower die are docked, forms the high pressure of closing between the groove of upper mould lower surface and lower mould groove floor
Liquid room causes that annular corrugated groove is located in high pressure liquid room；Topping up interface, feed pathway, topping up interface are provided with the side of upper mould
Conical surface seal is used and the joint of feed pathway between, feed pathway is connected with high pressure liquid room.
Side joint contacting surface, the end face middle part of upper mould and the edge coordinated between the upper mould and lower mould are provided with sealed groove,
Sealed using O shape rubber seal between lower mould groove.
The utility model advantage compared with prior art is：
(1) the utility model for the wave disc wall thickness thin (δ 0.1mm) of space deployable structure, ripple it is many, difficult shape
Feature, solves the low and easy to crack problem of such thin-wall construction forming limit；
(2) to can be used in each ripple separately formed for the utility model, and sheet material stream material is difficult in solving forming process, ripple
The problem that line creases easily, is effectively controlled wall thickness reduction, improves the forming limit of material；
(3) the utility model is applied and manufactured in the special material complex component in the fields such as Aero-Space, automobile, especially
The aspects such as large complicated carved shaping, shaping with small characteristic size have far-reaching application prospect.
Brief description of the drawings
Fig. 1 is spatial metal deployable structure schematic diagram；
Fig. 2 is metal thin-wall wave disc structural representation；
Fig. 3 is that high-duty of the present utility model impacts topping up compound molding device schematic diagram；
Fig. 4 is that high-duty of the present utility model impacts topping up combined forming process flow chart；
Fig. 5 is ripple forming sequence figure in substep step-feeding technique of the present utility model；
The wave disc sectional view that Fig. 6 is shaped for the utility model.
Specific embodiment
Do specific introduction to the utility model with specific embodiment below in conjunction with the accompanying drawings.
A kind of thin-walled wave disc flexible forming apparatus, as shown in figure 3, including upper mould 1 and lower mould 2, in upper mould 1 and lower mould 2
Between for placing thin-wall metal sheet material 3, be provided with circular groove in the upper surface of lower mould 2, groove floor is provided with and thin-walled wave disc
The annular corrugated groove 4 that shape after shaping matches；The fit depressions of the lower end of upper mould 1 and the lower upper surface of mould 2, upper mould 1
To be provided with toroidal cavity corresponding with the position of annular corrugated groove 4 for lower surface, after upper mould 1 and lower mould 2 are docked, the lower end of upper mould 1
The high pressure liquid room 7 of closing is formed between the toroidal cavity in face and the lower groove floor of mould 2 so that annular corrugated groove 4 is located at high pressure
In liquid room 7, the feed liquor for being provided with the topping up interface 5 and highly pressurised liquid being combined with high-duty charging device in the side of upper mould 1 leads to
Road 6, feed pathway 6 is connected with high pressure liquid room 7, and conical surface seal 8 is used between the joint of topping up interface 5 and feed pathway 6.Upper mould
Between 1 and lower mould 2 coordinate side joint contacting surface, upper mould 1 end face middle part and edge be provided with sealed groove, with the lower groove of mould 2 it
Between sealed using the O shapes rubber seal 9,10,11 of different size, for the sealing of high-duty liquid in forming process.
Fig. 4 is process chart described in the utility model, as shown in figure 4, thin-walled wave disc flexible forming apparatus work
Process is as follows：
(1) then upper mould 1 and lower mould 2 are attached separately to hydraulic press by O shapes rubber seal 9,10,11 on upper mould 1
Upper lower platform on, upper mould 1 and lower mould 2 are fixed on the upper following table of hydraulic press with pressing plate respectively；
(2) selection thin-wall metal sheet material 3 is another by the one side coating lubricating oil of blank to reduce frictional force as blank
Face does not process；Lubricated blank is put under piece pre-forming die on mould 2, wherein scribbling the side of lubricating oil towards preform
The outline of blank 3 is alignd with the outline of lower mould 2 towards mould on preform 1 the lower mould 2 of mould, unoiled side；
(3) after plate is placed and finished, mould 1 is descending on piece pre-forming die, by upper mould 1 and the lower 2-in-1 mould of mould, then increases flanging
Power；
(4) according to substep step-feeding forming technology flow as shown in Figure 4, the forming sequence for determining ripple is from wave disc
Inboard shaped successively to outside, its schematic diagram as shown in figure 5, i.e.：First ripple of the inner side of wave disc is shaped, then
Second ripple on the inside of shaping wave disc, the like, finally shape the outermost ripple of wave disc.In shaping first
, it is necessary to the groove of deformed ripple is blocked with lute when ripple.In forming process, it is more than using pressure peak
The highly pressurised liquid 12 of 100MPa, in the very short time less than 1ms, high pressure liquid room 7 is entered into by the feed pathway 6 of upper mould 1
Interior, highly pressurised liquid 12 is acted directly on metal stock highly pressurised liquid pulse in the form of ripple by feed pathway 6, makes metal
Blank is being not less than 10-3Deform and paste mould under the speed of m/s, shape ripple；
(5) corrugated plating after the completion of shaping in step (4) is taken off from lower mould 2, is made annealing treatment, make annealing treatment
It is put into again on lower mould 2 afterwards, adjustment corrugated plating causes that the ripple on corrugated plating is corresponded with the annular corrugated groove 4 on lower mould 2；
(6) by upper mould 1 and the lower 2-in-1 mould of mould, the highly pressurised liquid using pressure peak more than 100MPa, in the pole less than 1ms
In short time, entered into high pressure liquid room 7 by the feed pathway 6 of upper mould 1, highly pressurised liquid 12 is by feed pathway 6 with ripple
The high-energy punching that form in highly pressurised liquid pulse direct effect wave disc after annealing, will be carried out to the wave disc after shaping
Hit, so that high pressure shaping, the complete part for finally shaping, its schematic diagram is as shown in Figure 6；
(7) cut off unnecessary process complementary surface and form the annular disk with ripple, then turned over outline and Internal periphery
Side is processed, and shapes thin-walled wave disc, and its schematic diagram is as shown in Figure 2.
The utility model unspecified part belongs to technology as well known to those skilled in the art.
Claims (2)
1. a kind of thin-walled wave disc flexible forming apparatus, it is characterised in that including：Upper mould (1) and lower mould (2)；Lower mould (2) upper end
Face is provided with groove, and groove floor is provided with the annular corrugated groove (4) matched with the shape after the shaping of thin-walled wave disc；Upper mould
(1) fit depressions of lower end and lower mould (2) upper surface, the lower surface of upper mould (1) is provided with annular groove and circumferential wave groove
Groove (4) position correspondence, when upper mould (1) and lower mould (2) docking after, the groove of upper mould (1) lower surface and lower mould (2) groove floor it
Between form the high pressure liquid room (7) of closing and cause annular corrugated groove (4) in high pressure liquid room (7)；Opened in the side of upper mould (1)
There are topping up interface (5), feed pathway (6), conical surface seal (8) used between topping up interface (5) and the joint of feed pathway (6),
Feed pathway (6) is connected with high pressure liquid room (7).
2. a kind of thin-walled wave disc flexible forming apparatus according to claim 1, it is characterised in that：The upper mould (1) with
Side joint contacting surface, the end face middle part of upper mould (1) and the edge coordinated between lower mould (2) are provided with sealed groove, with lower mould (2) groove
Between sealed using O shapes rubber seal (9,10,11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621379810.3U CN206305278U (en) | 2016-12-15 | 2016-12-15 | A kind of thin-walled wave disc flexible forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621379810.3U CN206305278U (en) | 2016-12-15 | 2016-12-15 | A kind of thin-walled wave disc flexible forming apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206305278U true CN206305278U (en) | 2017-07-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621379810.3U Expired - Fee Related CN206305278U (en) | 2016-12-15 | 2016-12-15 | A kind of thin-walled wave disc flexible forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206305278U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825186A (en) * | 2016-12-15 | 2017-06-13 | 北京卫星制造厂 | Thin-walled wave disc flexible forming apparatus and the method that thin-walled wave disc is manufactured using it |
| CN112676460A (en) * | 2020-12-07 | 2021-04-20 | 北京卫星制造厂有限公司 | Ultra-low temperature flexible forming device for aluminum-lithium alloy complex thin-wall structural member |
-
2016
- 2016-12-15 CN CN201621379810.3U patent/CN206305278U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106825186A (en) * | 2016-12-15 | 2017-06-13 | 北京卫星制造厂 | Thin-walled wave disc flexible forming apparatus and the method that thin-walled wave disc is manufactured using it |
| CN106825186B (en) * | 2016-12-15 | 2019-05-24 | 北京卫星制造厂 | Thin-walled wave disc flexible forming apparatus and the method for manufacturing thin-walled wave disc using it |
| CN112676460A (en) * | 2020-12-07 | 2021-04-20 | 北京卫星制造厂有限公司 | Ultra-low temperature flexible forming device for aluminum-lithium alloy complex thin-wall structural member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 |