CN105290227B - Stamping forming method and die for aerial sheet metal part with V-shaped flange - Google Patents
Stamping forming method and die for aerial sheet metal part with V-shaped flange Download PDFInfo
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- CN105290227B CN105290227B CN201510817762.5A CN201510817762A CN105290227B CN 105290227 B CN105290227 B CN 105290227B CN 201510817762 A CN201510817762 A CN 201510817762A CN 105290227 B CN105290227 B CN 105290227B
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- hole flanging
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- 239000002184 metal Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000007493 shaping process Methods 0.000 claims description 32
- 150000001875 compounds Chemical class 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000137 annealing Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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Abstract
The invention relates to a stamping forming method and die for an aerial sheet metal part with a V-shaped flange, and belongs to the technical field of material engineering. The die comprises an upper die body, a lower die body and a hydraulic machine. The upper die body is connected with a main cylinder of the hydraulic machine, and the lower die body is connected with an ejector rod of the hydraulic machine. The lower die body comprises a lower die plate, a forming blank holder, a hole flanging male die and locating pins. The hole flanging male die is arranged on the upper middle portion of the lower die plate. The forming blank holder is arranged on the periphery of the hole flanging male die in a sleeving manner. A hydraulic machine ejector rod hole is formed in the lower die plate. The upper die body comprises an upper die plate, a forming female die, a part dismounting device and a sealing gasket. The forming female die matched with the hole flanging male die is connected to the upper die plate. An annular groove is formed in the end, close to the upper die plate, of the forming female die. The part dismounting device is arranged in the annular groove and vertically moved along the annular groove. The sealing gasket is arranged among the upper die plate, the forming female die and the part dismounting device. An annular blank is arranged on the hole flanging male die, the side of the V-shaped flange of the part is formed through the forming blank holder and the forming female die in a stamping manner, and then forming hole flanging of the part is completed through the hole flanging male die. According to the method and die, processes are reduced, and efficiency is improved.
Description
Technical field
The invention belongs to field of material engineering technology, more particularly to a kind of aviation sheet metal component with V-type flange strikes out
Shape method and its mould.
Background technology
Aviation sheet metal component with V-type flange is the stamping parts that high-temperature alloy sheet material is raw material, its desired profiled surface
Quality is high, and it is stupefied etc. rough and uneven in surface that piece surface is not allow for ripple.At present the aviation sheet metal component process for stamping and forming with V-type flange is
First drawing and forming goes out a tubular blank with flange, sees Fig. 2, after annealing softening, recycle other set mould into
Shape goes out V-type flange, sees Fig. 3.When V-type flange is shaped, the very great ripple of part flange outer rim generation is stupefied.In order to mitigate ripple
Stupefied, by an annealing softening process is carried out after shaping V-type flange, the mould for then recycling shaping V-type flange is rushed
Pressure correction.Although it is stupefied that correction can mitigate some ripples, cannot at all eliminate, cause surface quality of workpieces unqualified.Additionally, existing
Also there is forming process many (3 times) and heat treatment step many (2 times), the high problem of manufacturing cost in some manufacturing process.
The content of the invention
For above-mentioned technical problem, the present invention provides a kind of stamping side of aviation sheet metal component with V-type flange
Method and its mould, save technique, improve part manufacture efficiency.
The purpose of the present invention is achieved through the following technical solutions：
A kind of aviation sheet metal component press forming die with V-type flange, including upper die and lower die and hydraulic press, upper mould connection
Hydraulic press master cylinder, lower mould connects hydraulic press push rod；The lower mould includes lower template, shaping blank holder, Burring Punch and alignment pin,
Middle part arranges Burring Punch in lower template, and Burring Punch periphery is nested with shaping blank holder, hydraulic press push rod is provided with lower template
Hole；Upper mould includes upper die plate, female die for forming, inloading part device and sealing gasket, connection and Burring Punch cooperation on the upper die plate
Female die for forming, female die for forming carries cannelure near upper die plate end, and inloading part device is placed in cannelure, moves up and down along cannelure,
Sealing gasket is set between upper die plate and female die for forming, inloading part device；When using, annular woollen is placed on Burring Punch, by hydraulic pressure
The jacking of machine lower push rod shapes blank holder, and hydraulic press master cylinder drives female die for forming descending, it is first stamping go out part V-type flange
Side, upper mould is continued traveling downwardly, and by Burring Punch hole flanging the madial wall of part is shaped, and completes the shaping hole flanging of part.
Further, the Burring Punch periphery is provided with limited ring groove, spacing hydraulic press lift rod stroke near lower template end.
Further, the shaping blank holder top end face is identical with the V-type of processing part forming.
Further, the inloading part device is the reeded disc structure of one end band, and the disk periphery two ends have ring
Shape groove, is engaged with the cannelure of Burring Punch contact jaw with female die for forming, recessed with shaping with the cannelure of upper die plate contact jaw
Intermode arranges sealing ring, is fixed by sealing ring pressing plate, and plenum space is formed between upper die plate, is provided with the wall of female die for forming side
The valve communicated with the plenum space.
Using the manufacturing process of the aviation sheet metal component press forming die with V-type flange of the present invention, including following step
Suddenly：
(1) determine the inner bore of part side of direct hole flanging shaping, it is determined that shaping hole flanging compound Stamping Process Blank shape and
Size；
(2) direct forming hole flanging compound punching blank schematic diagram is designed；
(3) hole flanging composite punching die is shaped according to Schematic design, makes the shaping of mould Burring Punch and female die for forming
End face is identical with the compound punching blank schematic diagram that need to be shaped；
(4) parts to be processed is placed on lower mould, fixed by alignment pin, drive push rod to withstand by hydraulic press and drive into
Shape blank holder is up, hydraulic press master cylinder drive female die for forming it is descending, it is stamping go out part V-type flange；
(5) mould is continued traveling downwardly on, and by Burring Punch hole flanging the madial wall of part is shaped, and the shaping for completing part is turned over
Hole.
Beneficial effects of the present invention are：
1. using the manufacturing process and mould of the present invention, a kind of shaping of the aviation sheet metal component with V-type flange is realized, solved
It is stupefied to there is ripple in the aviation sheet metal component with V-type flange stamping V-type flange, the unqualified problem in part type face.
2. the forming technology and mould of the present invention can save compared with before-improvement the stamping operation in 1 road and the heat treatment of 1 road is moved back
Firer's sequence, saves 3 road pincers worker and strikes and repair the stupefied operation of ripple, improves more than 2 times of the manufacture efficiency of part, reduces part manufacturing process cost
More than 60%.
Description of the drawings
Fig. 1 is the structural representation of inventive die.
Fig. 2 is woollen dimensional drawing to be processed.
Fig. 3 is the direct forming hole flanging compound punching blank schematic diagram of design.
In figure：1. lower template, 2. shapes blank holder, 3. Burring Punch, 4. alignment pin, 5. upper die plate, 6. female die for forming, 7.
Inloading part device, 8. sealing ring, 9. sealing ring pressing plate, 10. valve, 11. sealing gaskets, 12. jogger holes, 13. limited ring grooves.
Specific embodiment
Describe the present invention with reference to the accompanying drawings and examples.
Embodiment 1：As shown in figure 1, the present invention includes upper die and lower die and hydraulic press, upper mould connects hydraulic press master cylinder, lower mould
Connection hydraulic press push rod；The lower mould includes lower template 1, shaping blank holder 2, Burring Punch 3 and alignment pin 4, in lower template 1
Middle part arranges Burring Punch 3, and the periphery of Burring Punch 3 is nested with shaping blank holder 2, hydraulic press jogger hole 12 is provided with lower template 1；On
Mould includes upper die plate 5, female die for forming 6, inloading part device 7 and sealing gasket 11, connects on the upper die plate 5 and coordinates with Burring Punch 3
Female die for forming 6, female die for forming 6 near the end of upper die plate 5 carry cannelure, inloading part device 7 is placed in cannelure, upper and lower along cannelure
It is mobile, sealing gasket 11 is set between upper die plate 5 and female die for forming 6, inloading part device 7；When using, annular woollen is placed on Burring Punch 3
On, blank holder 2 is shaped by the jacking of hydraulic press push rod, hydraulic press master cylinder drives female die for forming 6 descending, it is first stamping go out part
V-type flange, upper mould continues traveling downwardly, and by the hole flanging of Burring Punch 3 madial wall of part is shaped, and the shaping for completing part is turned over
Hole.
The periphery of the Burring Punch 3 is provided with limited ring groove 13, spacing hydraulic press lift rod stroke near the end of lower template 1.
The shaping top end face of blank holder 2 is identical with the V-type of processing part forming.
The inloading part device 7 is the reeded disc structure of one end band, and the disk periphery two ends have cannelure, and is turned over
The cannelure of the contact jaw of hole punch 3 is engaged with female die for forming 6, sets with recessed 6 intermode is shaped with the cannelure of the contact jaw of upper die plate 5
Put sealing ring 8, fixed by sealing ring pressing plate 9, between upper die plate 5 plenum space is formed, be provided with the side wall of female die for forming 6 with
The valve 10 that the plenum space is communicated.
Using the manufacturing process of the aviation sheet metal component press forming die with V-type flange, comprise the steps：
(1) determine the inner bore of part side of direct hole flanging shaping, it is determined that shaping hole flanging compound Stamping Process Blank shape and
Size, φ A are external diameter, and φ B are internal diameter, as shown in Figure 2；
(2) direct forming hole flanging compound punching blank schematic diagram is designed, φ is formation of parts endoporus, as shown in Figure 3；
(3) hole flanging composite punching die is shaped according to Schematic design, makes the shaping of mould Burring Punch and female die for forming
End face is identical with the compound punching blank schematic diagram that need to be shaped, as shown in Figure 1；
(4) parts to be processed is placed on lower mould, fixed by alignment pin, make part axle center and mould axis coinciding；It is logical
Cross hydraulic press drive push rod withstand driving shaping blank holder it is up, hydraulic press master cylinder drive female die for forming it is descending, it is stamping go out
The V-type flange of part；
(5) mould is continued traveling downwardly on, and by Burring Punch hole flanging the madial wall of part is shaped, and the shaping for completing part is turned over
Hole.
When molding after present invention processing part, if part is fitted on mould, inflated by valve 10, drive inloading part device
7 along female die for forming 6 cannelure slide downward, eject part.If part is fitted on lower mould, by hydraulic press top rod driving
Shaping blank holder 2 is up, ejects part.
Claims (5)
1. a kind of aviation sheet metal component press forming die with V-type flange, it is characterised in that：Including upper die and lower die and hydraulic press,
Upper mould connects hydraulic press master cylinder, and lower mould connects hydraulic press push rod；The lower mould includes lower template, shaping blank holder, Burring Punch
And alignment pin, middle part arranges Burring Punch in lower template, and Burring Punch periphery is nested with shaping blank holder, liquid is provided with lower template
Press jogger hole；Upper mould includes upper die plate, female die for forming, inloading part device and sealing gasket, connects convex with hole flanging on the upper die plate
The female die for forming that mould coordinates, female die for forming carries cannelure near upper die plate end, and inloading part device is placed in cannelure, along cannelure
Lower movement, between upper die plate and female die for forming, inloading part device sealing gasket is arranged；When using, annular woollen is placed on Burring Punch, is led to
Cross hydraulic press push rod jacking shaping blank holder, hydraulic press master cylinder drives female die for forming descending, it is first stamping go out part V-type method
Lan Bian, upper mould is continued traveling downwardly, and by Burring Punch hole flanging the madial wall of part is shaped, and completes the shaping hole flanging of part.
2. the aviation sheet metal component press forming die with V-type flange according to claim 1, it is characterised in that：The hole flanging
Punch periphery is provided with limited ring groove, spacing hydraulic press lift rod stroke near lower template end.
3. the aviation sheet metal component press forming die with V-type flange according to claim 1, it is characterised in that：The shaping
Blank holder top end face is identical with the V-type of processing part forming.
4. the aviation sheet metal component press forming die with V-type flange according to claim 1, it is characterised in that：The inloading part
Device is the reeded disc structure of one end band, and the disk periphery two ends have cannelure, the ring with Burring Punch contact jaw
Shape groove is engaged with female die for forming, sealing ring is arranged between the cannelure and female die for forming of upper die plate contact jaw, by sealing ring
Pressing plate is fixed, and plenum space is formed between upper die plate, and the valve communicated with the plenum space is provided with the wall of female die for forming side.
5., using the manufacturing process of the aviation sheet metal component press forming die with V-type flange as claimed in claim 1, its feature exists
In：Comprise the steps：
(1) the inner bore of part side of direct hole flanging shaping is determined, it is determined that shaping hole flanging compound Stamping Process Blank shape and size；
(2) direct forming hole flanging compound punching blank schematic diagram is designed；
(3) hole flanging composite punching die is shaped according to Schematic design, makes the shaping end face of mould Burring Punch and female die for forming
It is identical with the compound punching blank schematic diagram that need to be shaped；
(4) parts to be processed is placed on lower mould, fixed by alignment pin, drive push rod to withstand driving shaping pressure by hydraulic press
Flange is up, hydraulic press master cylinder drive female die for forming it is descending, it is stamping go out part V-type flange；
(5) mould is continued traveling downwardly on, and by Burring Punch hole flanging the madial wall of part is shaped, and completes the shaping hole flanging of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817762.5A CN105290227B (en) | 2015-11-23 | 2015-11-23 | Stamping forming method and die for aerial sheet metal part with V-shaped flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510817762.5A CN105290227B (en) | 2015-11-23 | 2015-11-23 | Stamping forming method and die for aerial sheet metal part with V-shaped flange |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105290227A CN105290227A (en) | 2016-02-03 |
| CN105290227B true CN105290227B (en) | 2017-05-03 |
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ID=55188426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510817762.5A Active CN105290227B (en) | 2015-11-23 | 2015-11-23 | Stamping forming method and die for aerial sheet metal part with V-shaped flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105290227B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115532949A (en) * | 2022-09-30 | 2022-12-30 | 陕西飞机工业有限责任公司 | Aviation sheet metal arc-shaped flanging hole forming method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10305331A (en) * | 1997-05-09 | 1998-11-17 | Aida Eng Ltd | Processing device with divided molds |
| CN202516923U (en) * | 2011-12-15 | 2012-11-07 | 上海赛科利汽车模具技术应用有限公司 | Hot forming die with composite functions of forming and hole-flanging |
| CN203209529U (en) * | 2013-04-15 | 2013-09-25 | 鹤壁天汽模汽车模具有限公司 | Mechanism for flanging and subsequent punching |
| CN104353738A (en) * | 2014-11-26 | 2015-02-18 | 太仓四方友信制桶有限公司 | Steel barrel flange punching and riveting two-in-one mold |
| CN104707908A (en) * | 2015-03-06 | 2015-06-17 | 安徽江淮汽车股份有限公司 | Hole flanging die |
-
2015
- 2015-11-23 CN CN201510817762.5A patent/CN105290227B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10305331A (en) * | 1997-05-09 | 1998-11-17 | Aida Eng Ltd | Processing device with divided molds |
| CN202516923U (en) * | 2011-12-15 | 2012-11-07 | 上海赛科利汽车模具技术应用有限公司 | Hot forming die with composite functions of forming and hole-flanging |
| CN203209529U (en) * | 2013-04-15 | 2013-09-25 | 鹤壁天汽模汽车模具有限公司 | Mechanism for flanging and subsequent punching |
| CN104353738A (en) * | 2014-11-26 | 2015-02-18 | 太仓四方友信制桶有限公司 | Steel barrel flange punching and riveting two-in-one mold |
| CN104707908A (en) * | 2015-03-06 | 2015-06-17 | 安徽江淮汽车股份有限公司 | Hole flanging die |
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| Publication number | Publication date |
|---|---|
| CN105290227A (en) | 2016-02-03 |
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Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |