CN106825183A - The curved surface stretch forming device of multipoint excitation control - Google Patents
The curved surface stretch forming device of multipoint excitation control Download PDFInfo
- Publication number
- CN106825183A CN106825183A CN201710037507.8A CN201710037507A CN106825183A CN 106825183 A CN106825183 A CN 106825183A CN 201710037507 A CN201710037507 A CN 201710037507A CN 106825183 A CN106825183 A CN 106825183A
- Authority
- CN
- China
- Prior art keywords
- flexible
- belt
- control
- stretch forming
- loading control
- 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.)
- Granted
Links
- 230000005284 excitation Effects 0.000 title claims abstract description 16
- 238000004804 winding Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 239000002184 metal Substances 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/20—Deep-drawing
- B21D22/22—Deep-drawing with devices for holding the edge of the blanks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention provides a kind of curved surface stretch forming device of multipoint excitation control, the device is main by fuselage ring, die setting base and to be distributed in the Loading Control unit group of die setting base both sides and Loading Control auxiliary body constitutes, Loading Control unit group is made up of multiple Loading Control units, and Loading Control unit includes that motion can the clamp of independent control, the adjustable flexible-belt of active length, the mobile sliding block that can be moved up and down, vertical leading screw and vertically movable controlled motor；Load in Holder Pressure for Sheet Metal Stretch Forming is applied by clamp, by the movement locus of multiple Loading Control unit real-time controls multiple clamp, realize that plate is brought into close contact with the real-time of pull-shaped die face, obtain optimal surface stretch forming effect and accurate stretch forming curved surface part；Using device profile surface part of the invention, the generation of various defects during curve generating can be avoided, and technique clout, material-saving can be substantially reduced.
Description
Technical field
The present invention relates to a kind of curved surface stretch forming device of multipoint excitation control, belong to Metal Forming field, fit
For the stretch forming of large-scale three dimensional curved surface part.
Background technology
Stretch forming is the important manufacturing process of large-scale three dimensional curved surface part, aeronautical manufacture, bullet train, ship and
The fields such as modern architecture are widely used.Traditional stretch forming process mainly uses integral clamping, clamped clamping
The displacement of plate end experience is identical, and plate is not laterally with die face active deformation.Shaping cross curvature is than larger song
During face, in order to ensure that plate is fitted completely with mould, it usually needs sufficiently long hanging section, this results in the big of stock utilization
It is big to reduce.The present invention carries out discretization based on the integral clamping used to traditional stretch forming, with multiple Loading Control units
To replace integral clamping, the clamp motion of each Loading Control unit can be with independent control, so as to realize the song of multipoint excitation control
Face stretch forming, can not only overcome some defective workmanships existing for traditional stretch forming, can be more multiple with shaping form
Miscellaneous curved-surface piece.
The content of the invention
The present invention provides a kind of curved surface stretch forming device of multipoint excitation control, and the displacement load of Holder Pressure for Sheet Metal Stretch Forming is led to
Cross multiple Loading Control units to put on multiple Loading Control points at the left and right two ends of plate, each Loading Control point displacement load
Size and direction by Loading Control unit real-time control, optimize deformation of the plate during stretch forming, realize with
The real-time of pull-shaped die face is brought into close contact, it is to avoid the generation of various defects during curve generating, acquisition is accurately drawn into
Shape curved surface part.
Above-mentioned purpose of the invention is achieved through the following technical solutions, and is described with reference to the drawings as follows：
A kind of curved surface stretch forming device of multipoint excitation control, including fuselage ring, the mould in the middle part of fuselage ring
Have mounting seat and be distributed in Loading Control unit group and the Loading Control auxiliary body of die setting base both sides, it is characterised in that：
Described fuselage ring includes two support bases and two spreaders, and the longitudinal cross-section of support base is in " L " font, including
It is another that one level board of horizontal direction, the vertical plate of vertical direction for being located at level board one end and one are located at level board
The short vertical plate of the vertical direction at end, two clamping supports are identical and are arranged symmetrically, and two spreaders pass through respective two ends respectively
Nut of installing be arranged between the vertical plates of two support bases, mould peace is installed with two short vertical plates of support base
Dress seat, is provided with pull-shaped mould on die setting base；
On the inside of the vertical plate of support base, Loading Control unit group is by multiple Loading Controls for described Loading Control unit group
Unit is constituted, each Loading Control unit include a motion can independent control clamp, the flexibility of control clamp motion
The vertically movable controlled motor of band, a mobile sliding block that can be moved up and down, a vertical leading screw and one；Each vertical leading screw is erected
The inner side of the straight vertical plate for being arranged in support base, each vertical leading screw and the vertically movable control being fixed on the inside of support base vertical plate
The output shaft of motor processed is fixedly connected, and the mobile sliding block that can be moved up and down along vertical leading screw is provided with each vertical leading screw；
The top of level board of the described Loading Control auxiliary body in support base, Loading Control auxiliary body includes control
The flexible-belt control shaft of flexible strip length, can left and right move in the horizontal direction flexible-belt control axle bed, horizontal screw lead, guide pillar,
Horizontal movement controlled motor and flexible-belt controlled motor；Horizontal screw lead and two guide pillars are all arranged in parallel in support in the horizontal direction
The top of the level board of seat and between the vertical plate positioned at support base and short vertical plate, horizontal screw lead is with to be fixed on support base vertical
The output shaft of the horizontal movement controlled motor of plate Basolateral is fixedly connected；Being provided with horizontal screw lead can be along horizontal screw lead and leading
The flexible-belt control axle bed of post movement, flexible-belt control shaft is arranged on flexible-belt control axle bed, flexible-belt control shaft and fixation
The output shaft of the flexible-belt controlled motor on flexible-belt control axle bed is fixedly connected, and flexible-belt controlled motor drives flexible-belt control
Axle processed is rotated on flexible-belt control axle bed around itself axle.
Further technical scheme includes：
Multiple Loading Control units in described Loading Control unit group on the inside of the vertical plate of support base, and along vertical
In Holder Pressure for Sheet Metal Stretch Forming direction, horizontal cross is uniformly distributed, and the clamp in adjacent Loading Control unit is by a flexible connection
Body is flexibly connected together, and connecting seat of the flexible connection body by a rubber tube and positioned at rubber tube two ends is constituted.
The flexible cable structure that flexible-belt in described Loading Control unit is resistance to drawing, does not extend, after flexible-belt bypasses clamp
The rotating shaft in portion, its one end is fixed on mobile sliding block, and the other end is fixed in flexible-belt control shaft, by flexible-belt controlled motor
Control flexible-belt control shaft rotates the active length that winding flexible-belt controls flexible-belt.
Described flexible-belt is pierce tap or cable wire.
Beneficial effects of the present invention：
The present invention replaces the integral clamping in traditional stretch forming technique using Loading Control unit group, forms multiple spot control
The curved surface stretch forming device of system.As a result of integral clamping, clamp can only be by same loading track for traditional stretch forming
Curved surface stretch forming is realized in motion.And be using multiple Loading Control units, each Loading Control unit the characteristics of apparatus of the present invention
Control to load(ing) point displacement is that separate, different Loading Control point can realize different loading movement locus.It is based on
To the optimization design of stretch forming process load path, using apparatus of the present invention by the real-time control moved to each clamp, can
Make Holder Pressure for Sheet Metal Stretch Forming process optimization, so as to avoid the generation of various defects during curve generating, obtain high-quality curved surface
Part, and technique clout, material-saving can be substantially reduced；In addition, the curved surface that the multipoint excitation that the present invention is provided is controlled is drawn into
Shape dress puts simple structure, low cost of manufacture.
Brief description of the drawings
Fig. 1 is the curved surface stretch forming device overall structure diagram of the multipoint excitation control of stretch forming working condition；
Fig. 2 is the curved surface stretch forming device front view of the multipoint excitation control of stretch forming working condition；
Fig. 3 is Loading Control cellular construction figure；
Fig. 4 is clamp position distribution schematic diagram during stretch forming；
Fig. 5 is clamp flexible connection schematic diagram；
Fig. 6 is three kinds of control method schematic diagrames of clamp motion during stretch forming,
Fig. 6 a are illustrated come the method for controlling clamp to move with the movement of flexible-belt control shaft by the movement of mobile sliding block
Figure；
Fig. 6 b are the method schematic diagrams for controlling clamp to move with flexible-belt length change by the movement of mobile sliding block；
Fig. 6 c are the method schematic diagrams for only controlling clamp to move by the movement of mobile sliding block.
In figure：1. Loading Control unit, 2. die setting base, 3. pull-shaped mould, 4. support base, 5. spreader, 6. clamp, 7.
Flexible-belt, 8. moves sliding block, 9. vertical leading screw, 10. vertically movable controlled motor, 11. flexible-belt control shafts, 12. horizontal screw leads,
13. guide pillars, 14. horizontal movement controlled motors, 15. flexible-belt controlled motors, 16. flexible-belts control axle bed, 17. install nut,
18. plates, 19. flexible connection bodies, 20. rubber tubes, 21. connecting seats
Specific embodiment
Structure of the invention, the course of work and implementation step are further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the curved surface stretch forming device of multipoint excitation control of the invention is main by fuselage ring, mould
Have mounting seat 2 and be distributed in the Loading Control unit group and Loading Control auxiliary body composition of die setting base both sides.
Fuselage ring includes two support bases 4 and two spreaders 5, and the longitudinal cross-section of support base 4 is in " L " font, including one
The level board of individual horizontal direction, one be located at level board one end vertical direction vertical plate and one be located at the level board other end
Vertical direction short vertical plate；Two structures of support base 4 are identical and are arranged symmetrically, and two spreaders 5 pass through respective two ends respectively
Nut 17 of installing be arranged between the vertical plates of two support bases 4.Mould is installed with two short vertical plates of support base 4
Tool mounting seat 2, during Holder Pressure for Sheet Metal Stretch Forming, pull-shaped mould 3 is placed on die setting base 2.Wherein, pull-shaped mould 3 can be according to need
The shape of the plate to be shaped is changed.Two support bases 4 are connected with support base during ensureing stretch forming by foot by spreader 5
Enough rigidity and intensity.The position of nut 17 is installed by adjusting, thus it is possible to vary distance between left and right two support bases, with suitable
The curved surface part of different in width is answered to shape needs.
As shown in figure 3, Loading Control unit group is on the inside of the vertical plate of support base 4, and in present embodiment, each support base
Loading Control unit group on 4 is made up of 7 Loading Control units 1, and each Loading Control unit 1 includes that a motion can be independent
The vertical leading screw 9 of mobile sliding block 8, that the flexible-belt 7, of 6, control clamp motion of clamp of control can move up and down
And a vertically movable controlled motor 10；Each vertical leading screw 9 is arranged vertically at the inner side of the vertical plate of support base 4, and each is erected
Raw silk rings thick stick 9 is fixedly connected with the output shaft of the vertically movable controlled motor 10 being fixed on the inside of the vertical plate of support base 4, and each is vertical
The mobile sliding block 8 that can be moved up and down along vertical leading screw 9 is installed on leading screw 9.Driven along perpendicular by vertically movable controlled motor 10
Raw silk rings thick stick 9 is rotated, and can drive the up and down motion of mobile sliding block 8, so as to drive the motion of clamp 6.In Holder Pressure for Sheet Metal Stretch Forming process
In, plate 18 is clamped by each clamp 6 of the Loading Control unit group of both sides, and the movement locus of each clamp 6 is as where it
The independent control of Loading Control unit 1.
As shown in figure 1, Loading Control auxiliary body is in the top of the level board of support base 4, Loading Control auxiliary body bag
Include control the length of flexible-belt 7 flexible-belt control shaft 11, can along horizontal movement flexible-belt control axle bed 16, horizontal screw lead 12,
Guide pillar 13, horizontal movement controlled motor 14 and flexible-belt controlled motor 15；Horizontal screw lead 12 and two guide pillars 13 are all along level side
Between the top of the level board of support base 4 and vertical plate and short vertical plate positioned at support base 4 is arranged in parallel in, horizontal screw lead
12 are fixedly connected with the output shaft of the horizontal movement controlled motor 14 for being fixed on the vertical plate Basolateral of support base 4；Horizontal screw lead
The flexible-belt control axle bed 16 that can be moved horizontally along horizontal screw lead 12 and guide pillar 13 is installed, flexible-belt control shaft 11 is installed on 12
Consolidate on flexible-belt control axle bed 16 and with the output shaft of the flexible-belt controlled motor 15 being fixed on flexible-belt control axle bed 16
Fixed connection；Flexible-belt controlled motor 15 can drive flexible-belt control shaft 11 to be rotated around itself axle on flexible-belt control axle bed 16,
Drive horizontal screw lead 12 to rotate by horizontal movement controlled motor 14, flexible-belt control shaft 11 can be driven to control axle bed in flexible-belt
Moved horizontally along horizontal screw lead 12 and guide pillar 13 on 16.
The flexible cable structure that flexible-belt 7 in Loading Control unit 1 is resistance to drawing, does not extend, is pierce tap or cable wire, flexible-belt
7 rotating shafts for bypassing the rear portion of clamp 6, its one end is fixed on mobile sliding block 8, and the other end is fixed in flexible-belt control shaft 11, is led to
Cross the control flexible-belt of flexible-belt controlled motor 15 control shaft 11 and rotate the active length that winding flexible-belt 7 controls flexible-belt 7.
As shown in figure 4, Loading Control unit 1, along being uniformly distributed perpendicular to the stretch forming direction transverse horizontal of plate 18, plate
During material stretch forming, by the clamp 6 of multiple Loading Control units 1 the left and right two ends of plate 18 multiple Loading Control points
On apply displacement to plate, each point applies the size and Orientation of displacement by each clamp independent control, by reasonable design simultaneously
The movement locus of each clamp of real-time control, is capable of achieving plate 18 and is brought into close contact with the real-time of the type face of pull-shaped mould 3, makes stretch forming
Process optimization, obtains accurate stretch forming curved surface part.
As shown in Figure 4, Figure 5, the clamp 6 in adjacent Loading Control unit 1 is connected by flexible connection body 19, and flexibility is even
Junctor 19 is made up of the rubber tube 20 of Free Transform with the seat 21 that is rigidly connected.By after flexible connection, Loading Control unit group
Each clamp 6 is linked to be an entirety for flexibility, is easy to the plate of stretch forming start time to clamp and install, and prevent because of clamp
Weight causes plate 18 to produce unnecessary deformation, on the other hand, still can self-movement within the specific limits between each clamp 6.
The course of work of the curved surface stretch forming device of multipoint excitation control is exemplified below.
As traditional stretch forming, it is also required to start in stretch forming using curved surface stretch forming device of the invention
Before, required load path is first designed, according to plate size, profile surface shape, material properties of plate etc. for each
Rational load path is designed at load(ing) point control point, determines the loading movement locus of each clamp, on this basis, using this
The device of invention carries out curved surface part stretch forming.
First, according to plate 18 and the size of pull-shaped mould 3, mobile sliding block 8, flexible-belt control shaft 11 are adjusted and is opened in shaping
Begin the position at moment and the length of flexible-belt 7, each clamp 6 is clamped plate on the initial position after plate deformation induced by gravity
(position as shown in dotted line in Fig. 6 a, Fig. 6 b, Fig. 6 c), then according to the loading track of designed each Loading Control point, leads to
The motion that each Loading Control unit 1 controls each clamp 6 is crossed, curved surface stretch forming is carried out.
The motion of clamp 6 by move sliding block 8 move up and down and flexible-belt control shaft 11 moves left and right to determine, it is mobile
The movement of sliding block 8 and flexible-belt control shaft 11 is controlled by vertically movable controlled motor 10 with horizontal movement controlled motor 14,
Can change to adjust by the length of flexible-belt 7, the motion of clamp 6 can be controlled by three kinds of modes：
Mode one (as shown in Figure 6 a)：During stretch forming, the length of flexible-belt 7 keeps constant.By fortune vertically
Dynamic controlled motor 10 drives vertical leading screw 9 to rotate to make to move sliding block 8 and move up and down, and water is driven by horizontal movement controlled motor 14
Flat leading screw 12 is rotated moves left and right flexible-belt control shaft 11, and the motion of clamp 6 is by moving sliding block 8 with flexible-belt control shaft 10
Move to control simultaneously；
Mode two (as shown in Figure 6 b)：During stretch forming, the position of flexible-belt control shaft 11 is fixed.By flexibility
Driving flexible-belt control shaft 11 to rotate with controlled motor 15 changes the length of flexible-belt 7, by vertically movable controlled motor 10
Driving vertical leading screw 9 to rotate makes to move moving up and down for sliding block 8, and clamp 6 moves the movement and flexible-belt 7 by mobile sliding block 8
Length change control；
Mode three (as fig. 6 c)：During stretch forming, the position of flexible-belt control shaft 11 is fixed, and flexible
Keep constant with 7 length.Vertical leading screw 9 is driven to rotate to make to move sliding block 8 and move up and down by vertically movable controlled motor 10,
The motion of clamp 6 moves up and down to control by moving sliding block 8.
Claims (4)
1. the curved surface stretch forming device that multipoint excitation is controlled, including fuselage ring, the mould installion in the middle part of fuselage ring
Seat (2) and it is distributed in the Loading Control unit group and Loading Control auxiliary body of die setting base (2) both sides, it is characterised in that：
Described fuselage ring includes two support bases (4) and two spreaders (5), and the longitudinal cross-section of support base (4) is in " L " word
Shape, including level board for horizontal direction, vertical direction for being located at level board one end vertical plate and one be located at water
The short vertical plate of the vertical direction of the flat board other end, two support base (4) structures are identical and are arranged symmetrically, two spreaders (5) point
Not by the installation nut (17) at respective two ends between two vertical plates of support base (4), two support bases (4) it is short
Die setting base (2) is installed with vertical plate, pull-shaped mould (3) is installed on die setting base (2)；
, in the vertical plate inner side of support base (4), Loading Control unit group is by multiple Loading Controls for described Loading Control unit group
Unit (1) is constituted, each Loading Control unit (1) including a motion can independent control clamp (6), control clamp fortune
The vertically movable control electricity of dynamic flexible-belt (7), a mobile sliding block (8) that can be moved up and down, a vertical leading screw (9) and one
Machine (10)；Each vertical leading screw (9) is arranged vertically at the inner side of the vertical plate of support base (4), each vertical leading screw (9) with it is fixed
The output shaft of the vertically movable controlled motor (10) on the inside of support base (4) vertical plate is fixedly connected, on each vertical leading screw (9)
The mobile sliding block (8) that can be moved up and down along vertical leading screw (9) is installed；
Described Loading Control auxiliary body includes control in the top of the level board of support base (4), Loading Control auxiliary body
The flexible-belt control shaft (11) of flexible-belt (7) length, the flexible-belt that can be moved in the horizontal direction control axle bed (16), horizontal screw lead
(12), guide pillar (13), horizontal movement controlled motor (14) and flexible-belt controlled motor (15)；Horizontal screw lead (12) and two guide pillars
(13) top and the vertical plate positioned at support base (4) and short of the level board of support base (4) are all arranged in parallel in the horizontal direction
Between vertical plate, horizontal screw lead (12) and the horizontal movement controlled motor (14) for being fixed on support base (4) vertical plate Basolateral
Output shaft be fixedly connected；Being provided with horizontal screw lead (12) can be along horizontal screw lead (12) and the mobile flexible-belt control of guide pillar (13)
Axle bed (16) processed, flexible-belt control shaft (11) is controlled on axle bed (16) installed in flexible-belt, flexible-belt control shaft (11) with it is fixed
The output shaft for controlling the flexible-belt controlled motor (15) on axle bed (16) in flexible-belt is fixedly connected, flexible-belt controlled motor (15)
Flexible-belt control shaft (11) is driven to control to be rotated around itself axle on axle bed (16) in flexible-belt.
2. the curved surface stretch forming device that multipoint excitation according to claim 1 is controlled, it is characterised in that described loading
Multiple Loading Control units (1) in control unit group are drawn in the vertical plate inner side of support base (4) along perpendicular to plate (18)
It is stretched into shape direction horizontal cross to be uniformly distributed, the clamp (6) in adjacent Loading Control unit (1) is by a flexible connection body
(19) together, flexible connection body (19) is by a rubber tube (20) and the connecting seat positioned at rubber tube (20) two ends for flexible connection
(21) constitute.
3. the curved surface stretch forming device that multipoint excitation according to claim 1 is controlled, it is characterised in that described loading
The flexible cable structure that flexible-belt (7) in control unit (1) is resistance to drawing, does not extend, flexible-belt (7) bypasses turning for clamp (6) rear portion
Axle, its one end is fixed on mobile sliding block (8), and the other end is fixed in flexible-belt control shaft (11), and electricity is controlled by flexible-belt
Machine (15) controls flexible-belt control shaft (11) to rotate the active length of winding flexible-belt (7) control flexible-belt (7).
4. the curved surface stretch forming device that multipoint excitation according to claim 3 is controlled, it is characterised in that described flexibility
Band (7) is pierce tap or cable wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037507.8A CN106825183B (en) | 2017-01-18 | 2017-01-18 | The curved surface stretch forming device of multipoint excitation control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037507.8A CN106825183B (en) | 2017-01-18 | 2017-01-18 | The curved surface stretch forming device of multipoint excitation control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106825183A true CN106825183A (en) | 2017-06-13 |
| CN106825183B CN106825183B (en) | 2018-08-10 |
Family
ID=59124955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710037507.8A Expired - Fee Related CN106825183B (en) | 2017-01-18 | 2017-01-18 | The curved surface stretch forming device of multipoint excitation control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106825183B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000920A (en) * | 2017-12-04 | 2018-05-08 | 江门市冈州科技发展有限公司 | Array hydraulic forming device and the forming method using the device |
| CN109746314A (en) * | 2019-02-20 | 2019-05-14 | 北华大学 | A kind of adjustable discrete roller roller head machine |
| CN109848277A (en) * | 2019-01-16 | 2019-06-07 | 沈阳飞机工业（集团）有限公司 | A kind of titanium alloy plate hot-stretch fixture for forming and manufacturing process |
| CN109877199A (en) * | 2019-04-11 | 2019-06-14 | 长春工业大学 | A kind of multiple spot three-dimensional electric heating based on independent heat preserving mode draws-presses complex bend forming device |
| CN109967587A (en) * | 2019-04-23 | 2019-07-05 | 湖北文理学院 | A kind of clamping device and stretch former |
| CN110743952A (en) * | 2019-10-31 | 2020-02-04 | 湖南同心模具制造有限公司 | Multipoint flexible digital forming die for concrete helical blade |
| CN113145740A (en) * | 2021-03-14 | 2021-07-23 | 西北工业大学 | Flexible wall plate laser shot blasting forming clamp and forming method |
| CN114905769A (en) * | 2022-07-19 | 2022-08-16 | 成都市泰格尔航天航空科技有限公司 | Fabric honeycomb forming device and fabric honeycomb forming process |
| CN115156394A (en) * | 2022-09-05 | 2022-10-11 | 西安成立航空制造有限公司 | Aluminum alloy variable-curvature multi-point forming equipment for aerospace plane |
| CN117564160A (en) * | 2024-01-19 | 2024-02-20 | 成都金都超星天文设备有限公司 | Spherical forming device and method for ultrathin metal plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57152323A (en) * | 1981-03-17 | 1982-09-20 | Masanobu Nakamura | Deep drawing method |
| CN103894467A (en) * | 2014-04-14 | 2014-07-02 | 吉林大学 | Servo stretch forming machine |
| CN104438538A (en) * | 2014-10-30 | 2015-03-25 | 吉林大学 | Three-dimensional curved surface stretch forming method based on surface-changing discrete mould |
| CN105983607A (en) * | 2015-01-30 | 2016-10-05 | 长春市恒丰客车装备有限公司 | Numerical-control multifunctional metal stretching and drawing machine |
| CN206405246U (en) * | 2017-01-18 | 2017-08-15 | 吉林大学 | The curved surface stretch forming device of multipoint excitation control |
-
2017
- 2017-01-18 CN CN201710037507.8A patent/CN106825183B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57152323A (en) * | 1981-03-17 | 1982-09-20 | Masanobu Nakamura | Deep drawing method |
| CN103894467A (en) * | 2014-04-14 | 2014-07-02 | 吉林大学 | Servo stretch forming machine |
| CN104438538A (en) * | 2014-10-30 | 2015-03-25 | 吉林大学 | Three-dimensional curved surface stretch forming method based on surface-changing discrete mould |
| CN105983607A (en) * | 2015-01-30 | 2016-10-05 | 长春市恒丰客车装备有限公司 | Numerical-control multifunctional metal stretching and drawing machine |
| CN206405246U (en) * | 2017-01-18 | 2017-08-15 | 吉林大学 | The curved surface stretch forming device of multipoint excitation control |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108000920A (en) * | 2017-12-04 | 2018-05-08 | 江门市冈州科技发展有限公司 | Array hydraulic forming device and the forming method using the device |
| CN109848277A (en) * | 2019-01-16 | 2019-06-07 | 沈阳飞机工业（集团）有限公司 | A kind of titanium alloy plate hot-stretch fixture for forming and manufacturing process |
| CN109746314B (en) * | 2019-02-20 | 2020-06-16 | 北华大学 | Adjustable discrete roller roll forming machine |
| CN109746314A (en) * | 2019-02-20 | 2019-05-14 | 北华大学 | A kind of adjustable discrete roller roller head machine |
| CN109877199A (en) * | 2019-04-11 | 2019-06-14 | 长春工业大学 | A kind of multiple spot three-dimensional electric heating based on independent heat preserving mode draws-presses complex bend forming device |
| CN109877199B (en) * | 2019-04-11 | 2023-08-18 | 长春工业大学 | Multi-point three-dimensional electrothermal drawing-pressing composite bending forming device based on independent heat preservation mode |
| CN109967587A (en) * | 2019-04-23 | 2019-07-05 | 湖北文理学院 | A kind of clamping device and stretch former |
| CN110743952A (en) * | 2019-10-31 | 2020-02-04 | 湖南同心模具制造有限公司 | Multipoint flexible digital forming die for concrete helical blade |
| CN110743952B (en) * | 2019-10-31 | 2021-02-12 | 湖南同心模具制造有限公司 | Multipoint flexible digital forming die for concrete helical blade |
| CN113145740A (en) * | 2021-03-14 | 2021-07-23 | 西北工业大学 | Flexible wall plate laser shot blasting forming clamp and forming method |
| CN114905769A (en) * | 2022-07-19 | 2022-08-16 | 成都市泰格尔航天航空科技有限公司 | Fabric honeycomb forming device and fabric honeycomb forming process |
| CN114905769B (en) * | 2022-07-19 | 2022-10-25 | 成都泰格尔航天航空科技股份有限公司 | Fabric honeycomb forming device and fabric honeycomb forming process |
| CN115156394A (en) * | 2022-09-05 | 2022-10-11 | 西安成立航空制造有限公司 | Aluminum alloy variable-curvature multi-point forming equipment for aerospace plane |
| CN117564160A (en) * | 2024-01-19 | 2024-02-20 | 成都金都超星天文设备有限公司 | Spherical forming device and method for ultrathin metal plate |
| CN117564160B (en) * | 2024-01-19 | 2024-04-26 | 成都金都超星天文设备有限公司 | Spherical forming device and method for ultrathin metal plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106825183B (en) | 2018-08-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106825183B (en) | The curved surface stretch forming device of multipoint excitation control | |
| CN206405246U (en) | The curved surface stretch forming device of multipoint excitation control | |
| CN101690960B (en) | High-flexibility multi-head stretching machine | |
| CN102205366B (en) | Flexible stretch-forming device capable of reconstructing one-way continuous die surface | |
| CN206153831U (en) | Horizontal pipe group is to reaching spin welding isolated plant | |
| CN101596563B (en) | Plate stretch-forming machine | |
| CN206046984U (en) | A kind of double riveter | |
| CN105149758B (en) | A kind of self routing welder | |
| CN204108038U (en) | A kind of section bar distortion tune type device | |
| CN202539838U (en) | Welding worktable for automobile bumper robot | |
| CN206011756U (en) | Weld jig | |
| CN106391816A (en) | Pressure cylinder type plate drawing device and forming method thereof | |
| CN101850628B (en) | Shoulder wedge feeding frame and front guiding and positioning method thereof | |
| CN108746332A (en) | A kind of tension and compression composite board stretch former | |
| CN204429588U (en) | A kind of automation equipment of iron ring surface coating | |
| CN108942334A (en) | A kind of numerically controlled lathe work holder | |
| CN201603795U (en) | High-flexibility multi-head stretching machine | |
| CN208772272U (en) | A kind of tension and compression composite board stretch former | |
| CN208555585U (en) | Steel part twist machine | |
| CN207695529U (en) | A kind of bending cutting mechanism of hoop bender | |
| CN207086959U (en) | A kind of Full-automatic steel pipe rotatably combines hole-drilling system | |
| CN106475792B (en) | Full-automatic surfing panel moulding apparatus | |
| CN207888123U (en) | A kind of extended surface tube welding machine | |
| CN112775197B (en) | Skin stretcher for preparing aircraft skin | |
| CN105772538A (en) | Straightening tool for bar material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |