CN207386316U - A kind of hemisphere Drawing Die - Google Patents
A kind of hemisphere Drawing Die Download PDFInfo
- Publication number
- CN207386316U CN207386316U CN201720960280.XU CN201720960280U CN207386316U CN 207386316 U CN207386316 U CN 207386316U CN 201720960280 U CN201720960280 U CN 201720960280U CN 207386316 U CN207386316 U CN 207386316U
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- CN
- China
- Prior art keywords
- hemisphere
- cavity plate
- pin
- punch
- drawing die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model discloses a kind of cupping tools, particularly a kind of aero titanium alloy hemisphere cupping tool, belong to space flight and aviation engineering device technique field；The device includes the punch-pin and cavity plate for the shaping of hemisphere workpiece, is additionally provided with to install the blank holder of workpiece blank material between the punch-pin and cavity plate, by upper mounting plate cavity plate is driven to move up and down and realizes hemispheroidal drawing and forming；A kind of hemisphere Drawing Die of the utility model solves the problems, such as traditional technology de- material trouble, cavity plate is used to can effectively ensure that hemispheroidal drawing effect for upper design, ensure hemispheroidal drawing precision, and it is formed as one punch-pin cavity plate by the design of connecting rod, it comes off naturally by the hemisphere that slidably design makes cavity plate and makes drawing and forming during backhaul of dnockout block, due to the cooperation of contact surface so as to avoiding the lesioned hemisphere body during de- material.
Description
Technical field
The utility model is related to a kind of cupping tools, particularly a kind of aero titanium alloy hemisphere cupping tool, belong to boat
Its aerial device technical field.
Background technology
Titanium alloy heavy wall hemisphere part material is TC4, and product diameter is φ 406mm, is highly 250mm, the product is most
Whole Vehicle Processing is to the thin-walled spherical surface of δ 0.5- δ 1.6mm, product requirement wall thickness δ 8.0mm, and wall thickness reduction requirement control is 30%, ball
Face shape face requirement profile tolerance deviation is not more than 0.5mm no more than 0.5mm, diameter deviation.
Half ball part manufacture generally use cupping tool carries out product shaping, and product is in shaping, it will usually along product
Tangential direction increases straightway and is removed as process allowance, and in subsequent handling, but during product drawing and forming, by material
The influence of the factors such as thickness, pressure-pad-force, product shaping process part meeting product fold, ultimately results in pherical product and suppresses extremely in cavity plate
In, product is caused to be difficult to pickup, and often product is caused to be destroyed and causes product rejection because pickup mode is improper.
In the processing technology used at present, hemisphere agitates dnockout block by pincers worker after drawing and forming using rod iron, by beating
Expect that block promotes product stripping, vibrations are susceptible to during agitating, can also influence hemispheroidal machining accuracy, it is impossible to is full
Requirement of the sufficient aviation parts to precision, is also unfavorable for the promotion of work efficiency.
The content of the invention
The goal of the invention of the utility model is：In view of the above problems, it is good to provide a kind of drawing effect, it is quick de-
Material, can effective improving production efficiency, do not influence the hemisphere Drawing Die of hemisphere precision.
The technical solution adopted in the utility model is as follows：
A kind of hemisphere Drawing Die, punch-pin and cavity plate including being used for the shaping of hemisphere workpiece, the punch-pin and cavity plate it
Between be additionally provided with that the blank holder of workpiece blank material is installed, by upper mounting plate drive cavity plate move up and down realize it is hemispheroidal
Drawing and forming.Hemispheroidal drawing and forming is realized using blank holder, punch-pin and cavity plate, and utilizes the yo-yo fashion of cavity plate
It can ensure drawing effect, and be 700 DEG C -750 DEG C to improve the working environment of the quality of the product device.
A kind of hemisphere Drawing Die of the utility model, the punch-pin include cushion block and with the matched mold core of hemisphere, should
Mold core, which is bolted, to be arranged on cushion block.Which is highly practical.
Further, the gas vent that bottom is extended through by top is provided in the punch-pin.Hemisphere can be avoided to draw
During Deep forming hemispheroidal quality is influenced since there are air negative pressures.
Further, it is provided with the second lightening hole in the mold core.
Further, which is 4, and uniformly concentric to be distributed in inside mold core, which runs through
The bottom of mold core.
Further, gas vent connects mold core top and the second lightening hole, offers to connect the second loss of weight on cushion block
Hole and extraneous through hole are so that gas is discharged.
A kind of hemisphere Drawing Die of the utility model, the cavity plate include die body and the lid being arranged on above die body
Plate, the die body are moved up and down by cover board by upper mounting plate drive.
Further, multiple equally distributed lightening holes are offered on the die body.Reduce energy consumption.
Further, the dnockout block of part de- material easy to process is additionally provided between the die body and cover board, the dnockout block
It can be moved up and down between die body and cover board.The design is to make de- material after drawing and forming more quick, and work efficiency is more
It is high.
Further, locating shaft is provided on the dnockout block, axis hole is offered on cover board, locating shaft is assemblied in axis hole simultaneously
It can move up and down, the arc surface with the cooperation of die body inner chamber body cambered surface is additionally provided on dnockout block.The design structure is simple, de- material
It in the process will not lesioned hemisphere body.
Further, the cavity plate is additionally provided with the bearing being fixed on punch-pin, and bearing is also associated with removable with dnockout block
The pull rod unloaded, the bearing are connected by dismountable pull rod with dnockout block.The design method mold makes after drawing and forming
Whole device is integrated, and since dnockout block is moveable up and down, when cover board is with upper mounting plate backhaul, hemisphere is in dnockout block
Depart from cavity plate naturally under barrier effect power, so as to quick de- material.
Further, pin stick is provided on the bearing, the one end of pull rod is rotatably attached to dnockout by screw
On block, the other end is provided with and the matched locating slot of pin stick.
Further, which is in hook-type.
Further, transportable spacing is 10mm-20mm above and below the dnockout block.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are：The one of the utility model
Kind hemisphere Drawing Die solves the problems, such as traditional technology de- material trouble, and cavity plate is used to can effectively ensure that hemisphere for upper design
The drawing effect of body, it is ensured that hemispheroidal drawing precision, and it is formed as one punch-pin cavity plate by the design of connecting rod, by
The hemisphere that the slidably design of dnockout block makes cavity plate and makes drawing and forming during backhaul comes off naturally, due to contact surface
Coordinate to avoid the lesioned hemisphere body during de- material.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of the utility model A sectional views；
Fig. 3 is the schematic cross-section of the utility model mold core；
Fig. 4 is the structure diagram of the utility model cushion block.
It is marked in figure：1- blank holders, 2- punch-pin, 3- cavity plates, 31- die bodies, 32- cover boards, 33- dnockouts block, 34- positioning
Axis, 35- axis holes, 36- bearings, 37- pull rods, 38- pins stick, the first lightening holes of 39-, 310- locating slots, 4- cushion blocks, 41- through holes, 5-
Mold core, 51- gas vents, the second lightening holes of 52-, 6- holes for hoist.
Specific embodiment
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment
A kind of hemisphere Drawing Die, as depicted in figs. 1 and 2, punch-pin 2 and cavity plate including being used for the shaping of hemisphere workpiece
3, it is additionally provided with that the blank holder 1 of workpiece blank material is installed between the punch-pin 2 and cavity plate 3, cavity plate 3 is driven by upper mounting plate
It moves up and down and realizes hemispheroidal drawing and forming.
In the present embodiment, cavity plate is used to be upper, structure of the punch-pin under, and it is hemispheroidal using the mobile realization of cavity plate
Drawing and forming, and hemispheroidal material generally uses titanium alloy material, it, can using the structure for the characteristic of titanium alloy material
Ensure hemispheroidal machining accuracy, solve the problems, such as that appearance can not pickup.
In design basis based on above-mentioned specific embodiment, in a wherein specific embodiment, punch-pin 2 includes cushion block
4 and mold core matched with hemisphere 5, which, which is bolted, is arranged on cushion block 4.The design applicability of which is more
By force.Certainly, in another specific embodiment, punch-pin 2 includes cushion block 4 and mold core matched with hemisphere 5, the cushion block 4 and mould
Core 5, which is integrated, to be made.
During drawing, blank material is covered on mold core, is pushed cavity plate by upper mounting plate, so as to fulfill drawing into
Shape, and the original state of blank material and mold core and be bonded completely, in order to solve the problems, such as this, as shown in figure 3, another specific
In embodiment, punch-pin 2 is provided with the gas vent 51 that bottom is extended through by top.
Certainly, during actual processing, hemispheroidal wall thickness belongs to thin wall, and the bearing capacity provided required for mold core is simultaneously
Need not be excessive, the design based on energy consumption in a wherein specific embodiment, is provided with the second lightening hole 52 in mold core 5.Tool
Body, which is 4, uniformly concentric to be distributed in inside mold core.More specifically, the second lightening hole 52 runs through
The bottom of mold core.
As shown in Figures 3 and 4, in another specific embodiment, gas vent 51 connects at the top of mold core and the second lightening hole
52, it offers on cushion block 4 to connect the second lightening hole 52 and extraneous through hole 41 so that gas is discharged.Specifically, the exhaust
The axis in hole 51 is overlapped with the axis of mold core 5.
And in the design of cavity plate, as more specific, in another specific embodiment, cavity plate 3 includes die body
31 and the cover board 32 that is arranged on above die body, the die body 31 moved up and down by cover board by upper mounting plate drive.
It is similar with the design concept of mold core, in a wherein specific embodiment, offered on die body 31 multiple uniform
First lightening hole 39 of distribution.Specifically, first lightening hole 39 is 9 in design.Between the first lightening hole of each two 39
Spacing be 40mm.
After drawing and forming, what hemisphere was fitted closely with cavity plate intracoelomic cavity, in order to facilitate de- material, wherein a specific implementation
In mode, the dnockout block 33 of part de- material easy to process is additionally provided between die body 31 and cover board 32, the dnockout block 33 is in cavity plate
It can be moved up and down between body 31 and cover board 32.Upper and lower using dnockout block can move, and hemisphere can be taken off by agitating dnockout block
Inner cavity from die body.
In order to make de- material stress more balanced, ensure hemispheroidal precision, in another specific embodiment, dnockout block 33
On be provided with locating shaft 34, axis hole 35 is offered on cover board 32, locating shaft 34 is assemblied in axis hole 35 and can move up and down, dnockout block
The arc surface with the cooperation of die body inner chamber body cambered surface is additionally provided on 33.
Specifically, in the design basis based on above-mentioned specific embodiment, after dnockout block 33 is assembled with die body 31, shape
Into arc surface be bonded with hemisphere after gap be no more than 0.1mm.
In design basis based on above-mentioned specific embodiment, in a wherein specific embodiment, cavity plate 3 is additionally provided with
The bearing 36 being fixed on punch-pin, bearing 36 are also associated with dismountable pull rod 37 with dnockout block 33, and the bearing 36 is by removable
The pull rod 37 unloaded is connected with dnockout block 33.Specifically, die body 31 is connected with cover board, dnockout block extends to cavity plate by locating piece
In vitro, it is connected by location hole with bearing.After drawing and forming, make that cavity plate punch-pin shape is integral, and cavity plate is upper using pull rod 37
Rise under the active force of platform, since dnockout block is connected with bearing, under interaction force, hemisphere can depart from cavity plate naturally
Intracoelomic cavity.
With reference to above-mentioned specific embodiment, bearing 36 is arranged on cushion block 4.In a wherein specific embodiment, make
To be more specifical, pin stick 38 is provided on bearing 36, the one end of pull rod 37 is rotatably attached to dnockout block by screw
On, the other end is provided with and 38 matched locating slot 310 of pin stick.
In the case of convenient for processing, locating slot 310 is in hook-type.Certainly, in another specific embodiment, locating slot
310 may be designed in location hole, and pin stick 38 is connected by screw thread with bearing.
In a wherein specific embodiment, dnockout block about 33 transportable spacing be 10mm-20mm.And it is originally setting
In meter mode, the design of mobile spacing uses 15mm more preferably.
In design principle based on above-mentioned specific embodiment, in a wherein specific embodiment, cavity plate is filled with punch-pin
The drawing housing width formed after matching somebody with somebody is 8.7mm.
For the ease of lifting, in another specific embodiment, it is further opened with hanging on cushion block 4, cover board 32 and die body 31
Fill hole 6.The hole for hoist 6 is arranged to multiple, is respectively uniformly distributed on cushion block 4, cover board 32 and die body 31.
The setup for drawing parts is to carry out drawing and forming in hot environment, specifically, the temperature is 700 DEG C -750 DEG C.For
The operating ambient temperature of detection hemi-sphere body workpiece, in a wherein specific embodiment, on blank holder 1 and die body 31
Offer the thermometer hole for detection temperature.
In conclusion a kind of hemisphere Drawing Die of the utility model solves the problems, such as traditional technology de- material trouble, adopt
With cavity plate hemispheroidal drawing effect is can effectively ensure that for upper design, it is ensured that hemispheroidal drawing precision, and pass through company
The design of bar is formed as one punch-pin cavity plate, by the slidably design of dnockout block cavity plate is made to make drawing during backhaul
The hemisphere of shaping comes off naturally, due to the cooperation of contact surface so as to avoiding the lesioned hemisphere body during de- material.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of hemisphere Drawing Die, it is characterised in that：Punch-pin including being used for the shaping of hemisphere workpiece（2）And cavity plate（3）,
The punch-pin（2）And cavity plate（3）Between be additionally provided with that the blank holder of workpiece blank material is installed（1）, driven by upper mounting plate
Cavity plate（3）It moves up and down and realizes hemispheroidal drawing and forming.
2. a kind of hemisphere Drawing Die as described in claim 1, it is characterised in that：The punch-pin（2）Including cushion block（4）With with
The matched mold core of hemisphere（5）, the mold core（5）It is bolted and is arranged on cushion block（4）On.
3. a kind of hemisphere Drawing Die as described in claim 1, it is characterised in that：The punch-pin（2）Interior setting is passed through by top
Through the gas vent of bottom（51）.
4. a kind of hemisphere Drawing Die as described in claim 1, it is characterised in that：The cavity plate（3）Including die body（31）
With the cover board being arranged on above die body（32）, the die body（31）It is moved up and down by cover board by upper mounting plate drive.
5. a kind of hemisphere Drawing Die as claimed in claim 4, it is characterised in that：The die body（31）On offer it is multiple
Equally distributed first lightening hole（39）.
6. a kind of hemisphere Drawing Die as claimed in claim 4, it is characterised in that：The die body（31）And cover board（32）It
Between be additionally provided with the dnockout block of part de- material easy to process（33）, the dnockout block（33）In die body（31）And cover board（32）Between can
It moves up and down.
7. a kind of hemisphere Drawing Die as claimed in claim 6, it is characterised in that：The dnockout block（33）On be provided with positioning
Axis（34）, cover board（32）On offer axis hole（35）, locating shaft（34）It is assemblied in axis hole（35）And it can move up and down, dnockout block
（33）On be additionally provided with die body inner chamber body cambered surface cooperation arc surface.
8. a kind of hemisphere Drawing Die as claimed in claim 6, it is characterised in that：The cavity plate（3）It is additionally provided with and is fixed on
Bearing on punch-pin（36）, bearing（36）With dnockout block（33）It is also associated with dismountable pull rod（37）, the bearing（36）Pass through
Dismountable pull rod（37）With dnockout block（33）Connection.
9. a kind of hemisphere Drawing Die as claimed in claim 8, it is characterised in that：The bearing（36）On be provided with pin stick
（38）, pull rod（37）One end be rotatably attached to by screw on dnockout block, the other end is provided with and pin stick（38）
Matched locating slot（310）.
10. a kind of hemisphere Drawing Die as claimed in claim 6, it is characterised in that：The dnockout block（33）It can move up and down
Dynamic spacing is 10mm-20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960280.XU CN207386316U (en) | 2017-08-03 | 2017-08-03 | A kind of hemisphere Drawing Die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960280.XU CN207386316U (en) | 2017-08-03 | 2017-08-03 | A kind of hemisphere Drawing Die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207386316U true CN207386316U (en) | 2018-05-22 |
Family
ID=62418963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720960280.XU Expired - Fee Related CN207386316U (en) | 2017-08-03 | 2017-08-03 | A kind of hemisphere Drawing Die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207386316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722590A (en) * | 2022-11-14 | 2023-03-03 | 西安亚龙航空机电有限责任公司 | Forming die of integrally formed oil tank with machine body structure |
-
2017
- 2017-08-03 CN CN201720960280.XU patent/CN207386316U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115722590A (en) * | 2022-11-14 | 2023-03-03 | 西安亚龙航空机电有限责任公司 | Forming die of integrally formed oil tank with machine body structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180904 Address after: 062550 east of the Development Zone on the south side of Renwen trunk canal, Renqiu, Cangzhou, Hebei Patentee after: Hebei Ming Tian Aerospace Industry Co.,Ltd. Address before: 618400 Sichuan Deyang Shifang Economic Development Zone (Ling Jie Park) blue sky Road No. 3 Patentee before: SICHUAN FUTURE AEROSPACE INDUSTRIAL Co.,Ltd. |
|
| 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: 20180522 Termination date: 20210803 |