CN209021073U - A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft - Google Patents
A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft Download PDFInfo
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- CN209021073U CN209021073U CN201821437627.3U CN201821437627U CN209021073U CN 209021073 U CN209021073 U CN 209021073U CN 201821437627 U CN201821437627 U CN 201821437627U CN 209021073 U CN209021073 U CN 209021073U
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- formpiston
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- driving spring
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Abstract
This application provides a kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft, shaping dies contains upper die holder, former, material pressing body, the first limit sleeve, the first driving spring, formpiston folder, divides valve formpiston, the second driving spring, formpiston homing device, lower mold body, the second limit sleeve, driving sliding block, guide post and supplement formpiston.In use, woollen and material pressing body and valve formpiston is divided to contact, the transmitting of forming force is realized.Driving spring is supported binder component and formpiston component, realizes the linkage of mold.Using mold linkage and driving sliding block and sliding groove in formpiston component, keeps point valve formpiston not only downward but also moved to two sides, realize and the various dimensions of part are shaped.Using the movement of supplement formpiston, the forming of part supplement formation zone is realized.
Description
Technical field
This application involves airplane component manufacturing technology field, especially a kind of big depth " u "-shaped variable cross-section aluminium of aircraft is closed
The shaping dies of Jinmen frame.
Background technique
It is " u "-shaped that aircraft " u "-shaped variable cross-section aluminium alloy door frame parts, which are sections, and is variable cross-section, and overall shape is also
The part of " u "-shaped is mainly used in installation and fixation of the aircraft door on airframe.China's aviation is for aircraft
The processing side being plastically deformed substantially using aluminium alloy under normal temperature state with the processing of " u "-shaped variable cross-section aluminum alloy doorframe class part
Method.Tradition aluminum alloy doorframe uses the manufacturing process of two procedures: the first procedure, common drawing and forming at present；Second work
Sequence, school shape mold school shape.Common drawing and forming mold is made of lower template, punch-pin, blank holder, cavity plate, guiding device etc., is only fitted
For small depth class part, and when part drawing coefficient is smaller, multiple sets of molds is needed to carry out repeatedly load-unload.Fly due to such
Machine " u "-shaped variable cross-section aluminum alloy doorframe depth is big, and for drawing depth close to 400mm, part drawing coefficient is smaller.In the common of part
In drawing process, it is common thing that the feature bottom and fillet part that drawing goes out, which have crackle, and rejection rate is higher.It needs more
It is at high cost when set cupping tool comes into operation.During second operation work, the artificial school shape of school shape mold, to worker's technology
It is required that high, manufacture efficiency is lower.It is therefore desirable to consider that a kind of operation structure is simple, feature bottom crackle, waste product can be effectively eliminated
The low method of rate solves the forming of the big depth " u "-shaped variable cross-section aluminum alloy doorframe of aircraft.
Utility model content
The purpose of the application is to provide a kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft, can be adapted for each
Class aircraft doorframe class part designs and manufactures.
To achieve the above objectives, the application, which adopts the following technical scheme that, is achieved:
A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft include upper die component, binder component, formpiston component,
Lower mold assemblies.Upper die component contains upper die holder and former, and former is fixed on the lower surface of upper die holder, under four seamed edges of the former
End is uniformly distributed four pilot holes；Binder component contains material pressing body, the first limit sleeve and the first driving spring.There is pressure on material pressing body
Expect block and ring flange, binder block and ring flange middle position are to pass through slot.Ring flange contains four corresponding with former pilot hole
Four mounting holes of the first driving spring of pilot hole and installation；Formpiston component contains formpiston folder, divides valve formpiston, the second driving spring
With formpiston homing device.Formpiston be embedded four pilot holes corresponding with former pilot hole, four of the first driving spring hide
Hole, the second driving spring four mounting holes, formpiston press from both sides upper surface middle position be equipped with T-shape sliding groove, divide valve formpiston to be located at
In sliding groove, sliding groove both ends are formpiston homing devices, and sliding groove center is driving sliding block location hole；Divide valve formpiston by a left side
Formpiston and right formpiston composition are drive surface dividing position among valve formpiston, and valve formpiston lower end is being divided to be equipped with formpiston playback hole；Formpiston
Spring in homing device is connect with the playback hole of valve formpiston is divided respectively；Lower mold assemblies contain lower mold body, the second limit sleeve, driving
Sliding block, guide post and supplement formpiston.There are four guide post mounting hole, the first driving springs corresponding with material pressing body to pacify in lower mold body
Fill hole, the second driving spring mounting hole corresponding with formpiston folder.Driving sliding block is T-shape hollow body, and centre bit is equipped with supplement sun
Mould location hole is installed on the upper surface of lower mold body.Second limit sleeve is covered in guiding outer surface of column, is installed on the upper table of lower mold body
Face.
The application utilizes punch process and the molding basic principle of profiling, using woollen and material pressing body and valve formpiston is divided to connect
The transmitting of forming force during forming is realized in touching.Binder component and formpiston component are supported using driving spring, realize zero
The linkage of mold in part forming process.Using mold linkage and driving sliding block and sliding groove in formpiston component, point valve formpiston was made both
It is moved again to two sides downwards, realizes and the various dimensions of part are shaped.Using the movement of supplement formpiston, realize that part supplements formation zone
Forming.The big depth " u "-shaped variable cross-section doorframe low cost of aircraft, efficient accurate forming are finally realized, to aircraft doorframe
Class part has general applicability.
The application is described in further detail with reference to the accompanying drawings and embodiments.
Detailed description of the invention
Fig. 1 design of part figure；
Fig. 2 woollen structure chart；
A kind of big depth variable cross-section doorframe various dimensions shaping dies shape assumption diagram of Fig. 3；
A kind of big depth variable cross-section doorframe various dimensions shaping dies decomposition chart of Fig. 4；
Fig. 5 material pressing body structure chart；
Fig. 6 formpiston clamping structure figure；
Fig. 7 divides valve formpiston structure chart；
Fig. 8 lower mold assemblies structure chart；
In FIG. 1 to FIG. 8: 1, woollen upper surface；2, woollen lower surface；3, upper die component；4, binder component；5, formpiston group
Part；6, lower mold assemblies；7, upper die holder；8, former；9, pilot hole；10, material pressing body；11, the first limit sleeve；12, the first driving bullet
Spring；13, formpiston presss from both sides；14, divide valve formpiston；15, the second driving spring；16, formpiston homing device；17, lower mold body；18, the second limit
Position set；19, sliding block is driven；20, guide post；21, formpiston is supplemented；22, binder block；23, ring flange；24, pass through slot；25, first
Driving spring mounting hole；26, hide hole；27, the second driving spring mounting hole；28, sliding groove；29, sliding block location hole is driven；
30, Zuo Yangmo；31, right formpiston；32, drive surface；33, playback hole；34, guide post mounting hole；35, formpiston location hole is supplemented；
Specific embodiment
Referring to FIG. 1 to FIG. 8, a kind of big depth " u "-shaped variable cross-section aluminum alloy doorframe various dimensions shaping dies of aircraft includes
Upper die component 3, binder component 4, formpiston component 5, lower mold assemblies 6.Upper die component 3 contains upper die holder 7 and former 8, and former 8 is fixed
In the lower surface of upper die holder 7, four pilot holes are uniformly distributed in 8 four seamed edge lower ends of the former；Binder component 4 contains material pressing body
10, the first limit sleeve 11 and the first driving spring 12.There are binder block 22 and ring flange 23 on material pressing body 10, it is two that binder block 22, which is divided to,
Part, centre are to pass through slot 24.Ring flange 23 contains the first driving of four pilot holes 9 corresponding with 8 pilot hole of former and installation
Four mounting holes 25 of spring 11；Formpiston component 5 presss from both sides 13 containing formpiston, valve formpiston 14, the second driving spring 15 and formpiston is divided to return
Position device 16.Formpiston folder 13 is hidden containing four pilot holes 9 corresponding with 8 pilot hole of former, four of the first driving spring 12
Hole 26, the second driving spring 15 four mounting holes 27, formpiston press from both sides 13 upper surface middle positions be equipped with T-shape sliding groove 28, point
Valve formpiston 14 is located in sliding groove 28, and 28 both ends of sliding groove are formpiston homing devices 16, and 28 center of sliding groove is that driving is slided
Block location hole 29；Divide valve formpiston 14 to be made of left formpiston 30 and right formpiston 31, the intermediate position of valve formpiston 14 divided to be drive surface 32,
14 lower end of valve formpiston is being divided to be equipped with formpiston playback hole 33；Spring in formpiston homing device 16 respectively with the playback that divides valve formpiston 14
Hole 33 connects；Lower mold assemblies 6 contain lower mold body 17, the second limit sleeve 18, driving sliding block 19, guide post 20 and supplement formpiston 21.
It is pressed from both sides in lower mold body 17 there are four guide post mounting hole 34, first driving spring mounting hole 25 corresponding with material pressing body 10, with formpiston
13 corresponding second driving spring mounting holes 27.Driving sliding block 19 is T-shape hollow body, and centre bit is equipped with supplement formpiston location hole
35, it is installed on the upper surface of lower mold body 17.Second 18 sets of limit sleeve is installed on the upper table of lower mold body 17 in guiding outer surface of column
Face.
In use, 1) preform U-typed woollen is placed on material pressing body 10, U-typed woollen lower surface 2 and material pressing body are utilized
10 type face pastes close positioning, and the pilot hole 9 on former 8 is contacted with the guide post 20 of lower mold assemblies 6 to be oriented to, under upper die component 3
It moves, 8 type face of former is contacted with U-typed woollen upper surface 1, and 8 lower surface of former is contacted with 11 upper surface of the first limit sleeve.2) at this time
Point valve formpiston 14 and part woollen contact start formation of parts, upper die component 3 and material pressing body 10 downlink simultaneously, the first driving spring
12 start to compress, and woollen drive divides valve formpiston 14 to move downward, and divide valve formpiston 14 that formpiston folder 13 is driven to move downward, and second drives
Spring 15 of moving starts to compress.3) divide 14 drive surface 32 of valve formpiston to contact with driving sliding block 19, left formpiston 30 and right formpiston 31 is made to exist
It is slided respectively to both sides in the sliding groove 28 of formpiston folder 13, by the spring pressure in formpiston homing device 16 after dividing valve formpiston 14 to slide
Contracting.4) upper die component 3, material pressing body 10 and formpiston component 5 continue traveling downwardly, and the first driving spring 12 and the second driving spring 15 are constantly
Compression divides valve formpiston 14 to continue to move downward and slides along sliding groove 28, until formpiston presss from both sides 13 lower surfaces and the second limit sleeve 15
Contact, movement stop.This time-division valve formpiston 14 has been in the state of separation into two, is supplement formation zone between two halves.5)
The upward sliding in supplement formpiston location hole 35 of formpiston 21 is supplemented, the final forming of part is carried out into supplement formation zone.6) zero
After part forming, upper die component 3 is moved up, and the first driving spring 12, the second driving spring 15, spring returns in formpiston homing device 16
Multiple, Zuo Yangmo 30 and right formpiston 31 are slided to center in sliding groove 28 from both ends respectively, finally reply initial position.
Claims (1)
1. a kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft, including upper die component, binder component, formpiston component,
Lower mold assemblies, it is characterised in that the upper die component contains upper die holder and former, and former is fixed on the lower surface of upper die holder,
Four seamed edge lower ends of former are uniformly distributed four pilot holes；The binder component contains material pressing body, the first limit sleeve and first
Driving spring, there is binder block and ring flange on material pressing body, and binder block is divided into two parts, centre for by slot, ring flange contain with
Four mounting holes of the first driving spring of the corresponding hole of former pilot hole and installation；The formpiston component contains formpiston folder, divides
Valve formpiston, the second driving spring and formpiston homing device, formpiston folder are equipped with hole corresponding with former pilot hole, the first driving bullet
Four of spring hide four mounting holes in hole, the second driving spring, and formpiston presss from both sides upper surface middle position and is equipped with T-shape sliding groove,
Valve formpiston is divided to be located in sliding groove, sliding groove both ends are formpiston homing devices, and sliding groove center is driving sliding block location hole；
Valve formpiston is divided to be made of left formpiston and right formpiston, dividing position among valve formpiston is drive surface, and valve formpiston lower end is being divided to be equipped with formpiston
Playback hole；Spring in the formpiston homing device is connect with the playback hole of valve formpiston is divided respectively；The lower mold assemblies contain
Lower mold body, the second limit sleeve drive sliding block, guide post and supplement formpiston, and there are four guide post mounting hole and binders in lower mold body
The corresponding first driving spring mounting hole of body, the second driving spring mounting hole corresponding with formpiston folder, the driving sliding block is " T "
Type hollow body, centre bit are equipped with supplement formpiston location hole, are installed on the upper surface of lower mold body, the second limit sleeve covers outside guide post
Surface is installed on the upper surface of lower mold body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437627.3U CN209021073U (en) | 2018-09-03 | 2018-09-03 | A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821437627.3U CN209021073U (en) | 2018-09-03 | 2018-09-03 | A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209021073U true CN209021073U (en) | 2019-06-25 |
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ID=66876997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821437627.3U Active CN209021073U (en) | 2018-09-03 | 2018-09-03 | A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109013919A (en) * | 2018-09-03 | 2018-12-18 | 西安飞机工业（集团）有限责任公司 | A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft and manufacturing process |
-
2018
- 2018-09-03 CN CN201821437627.3U patent/CN209021073U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109013919A (en) * | 2018-09-03 | 2018-12-18 | 西安飞机工业（集团）有限责任公司 | A kind of big depth variable cross-section doorframe various dimensions shaping dies of aircraft and manufacturing process |
| CN109013919B (en) * | 2018-09-03 | 2023-09-05 | 西安飞机工业（集团）有限责任公司 | Multi-dimensional forming die and forming method for large-depth variable-section door frame of airplane |
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