CN203695714U - Thin plate expanding pull curved surface forming device - Google Patents
Thin plate expanding pull curved surface forming device Download PDFInfo
- Publication number
- CN203695714U CN203695714U CN201420087698.0U CN201420087698U CN203695714U CN 203695714 U CN203695714 U CN 203695714U CN 201420087698 U CN201420087698 U CN 201420087698U CN 203695714 U CN203695714 U CN 203695714U
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- cable wire
- thin plate
- clamping device
- plate
- movable pulley
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Abstract
The utility model relates to a thin plate expanding pull curved surface forming device which can achieve expanding pull plastic forming of plate parts based on single die surface shape adhesion and belongs to the field of mechanical engineering. The thin plate expanding pull curved surface forming device aims to reduce forming force, save energy, control horizontal changes of plates, reduce horizontal wrinkling and promote uniformity of deformation of the plates. The thin plate expanding pull curved surface forming device is formed by a machine frame (1), a die lifting platform (2), plate stretching systems (3) distributed on two sides of the die lifting platform (2) and a steel cable extending driving system. The number of the plate stretching systems (3) on every side is at least three, every plate stretching system (3) comprises a steel cable (5), a fixed pulley block (6), a movable pulley block (7) and a plate clamping device (8), the steel cable (5) changes the direction through the fixed pulley block (6), force is transmitted to the plate clamping device (8) through the movable pulley block (7), and the movable pulley block (7) and the plate clamping device (8) are formed to be a whole.
Description
Technical field
Thin plate rises, and to draw curve generating device be to realize sheet material part to draw plastic forming equipment based on rising of single mode surface configuration laminating, belongs to mechanical engineering field.
Background technology
Thin plate rises, and to draw curve generating device be to realize sheet material to draw plastic forming equipment based on rising of single mode surface configuration laminating, is mainly used in the shaping of Aero-Space, passenger train and modern architecture surface metal curved-surface piece.Tradition stretch-forming device is mainly the two directions tension of realizing sheet material part by hydraulic cylinder, its jaw that clamps sheet material is mainly friction clamp mouth, therefore need the transition region of growing, people, by having adopted the jaw of discrete type, have shortened transition region in recent years, have reduced cost, but because its jaw is mass motion,, often there is the phenomenon such as cross creped and drawing crack in the cross-direction shrinkage of uncontrollable sheet material, makes forming technology poor stability.In order to solve above deficiency, the patent of invention of publication number: CN101596563A, discloses a kind of stretching machine, stretching former, and its each pull-shaped unit has adopted three hydraulic cylinders, be connected on clamp by common axle, realize the stretching of the different angles of sheet material part by adjusting each hydraulic cylinder, but the disadvantage of this stretching-machine is the mutual interference of three hydraulic cylinder phases, causes energy waste, hydraulic cylinder is too much simultaneously, control is many, and high expensive does not fundamentally reduce manufacturing cost.The patent of invention of publication number: CN103071715A, it discloses a kind of curved surface part flexibility and has risen and draw building mortion, this device mainly by fuselage ring, rise and draw forming platform, prestretched and clamp mechanism and restructural multiple spot mould to form, but this building mortion is mainly realized by the main stretching bar on both sides, exert oneself less, all clamps are all arranged on an axle simultaneously, high to the requirement of strength of axle.The patent of invention of publication number: CN101961746B, it discloses the pull-shaped and swaging integrated device of a kind of multiscrew local complianceization, this device is mainly by upper movable machine frame base and fixed casing, also comprise that multiscrew local compliance mechanism forms, main by realizing the stretch forming of sheet material under scalable cable-stayed type force-applying piece and screw rod acting in conjunction, described patent weak point is that power transmits by screw rod, therefore screw strength is had relatively high expectations.In order to overcome the deficiency of above disclosed patent, the application's patent has proposed to utilize cable wire to walk around movable pulley and has pulled clamp, by realizing large pulling force under less cable wire power on sheet material, reduce plastic force, save the energy, each clamp is independently controlled simultaneously, realizes the change of cable wire force direction by adjusting fixed pulley, thereby can control sheet material transversely deforming, be conducive to control sheet material cross creped.
Summary of the invention
It is mainly to reduce plastic force that the utility model provide a kind of thin plate to rise to draw curve generating device, its object, saves the energy, controls the cross directional variations of sheet material simultaneously, reduces cross creped, impels the distortion of sheet material more even.Above-mentioned purpose of the present utility model is achieved in that accompanying drawings is as follows:
A kind of thin plate rises and draws curve generating device, mainly formed by frame 1, mould lifting platform 2, the plate stretch system 3 that is distributed in mould lifting platform 2 both sides and cable wire telescopic drive system 4, every side quantity of described both sides sheet material tensioning system 3 at least comprises three, and each plate stretch system 3 comprises cable wire 5, fixed pulley group 6, movable pulley 7 and plate clamping device 8, described cable wire 5 changes direction by fixed pulley group 6, by movable pulley 7, power is delivered on plate clamping device 8, movable pulley 7 is integrally formed with plate clamping device 8.
Pulley 12 in described fixed pulley group 6 and pulley 13 are contained in respectively on the longeron and sill of frame 1, and pulley 12 pedestals are done up and down or move left and right or swing along the vertical and horizontal of frame; ;
The two ends, left and right of described cable wire 5 are connected on the entablature of frame 1, and are contained in respectively on the movable pulley 7 and fixed pulley group 6 of sheet material 11 both sides, and described cable wire 5 drives flexible by cable wire telescopic drive system 4.
Described cable wire 5 tensile force directions change by the pulley 12 in mobile fixed pulley group 6; The tensile force size of described cable wire 5 realizes by driving cable wire telescopic drive system 4 to shrink cable wire.
Described plate clamping device 8 is made up of the elastic rod 10 of clamp 9 and support clamp, described plate clamping device 8 slight pulling force and elastic rod 10 by cable wire 5 before shaping realized the horizontal positioned in elastic rod upper end, described elastic rod 10 is contained on the entablature of frame 1, can move up and down, swing or bending under the effect of downforce.
Described plate clamping device 8 moves by cable wire 5 pulling force and elastic rod 10 acting in conjunction implementation spaces in forming process.
Described cable wire telescopic drive system 4 comprises that direct vertical jack-up cable wire realizes that cable wire two ends are shunk simultaneously or realizes two ends cable wire by the reel that rotation is wound around cable wire and shrink simultaneously.
Technique effect of the present utility model is:
By realizing large pulling force under less cable wire power on sheet material, reduce plastic force, save the energy, each clamp is independently controlled simultaneously, realize the change of cable wire force direction by adjusting fixed pulley, thereby can control sheet material transversely deforming, be conducive to control sheet material cross creped.
Accompanying drawing explanation
Fig. 1 is that thin plate rises and draws curve generating device original state position view;
Fig. 2 is that thin plate rises and draws curve generating device inactive state and working state schematic representation;
Fig. 3 is that thin plate rises and draws the not left and right sheet material mode schematic diagram that pulls when mobile of curve generating device movable pulley;
Fig. 4 is that thin plate rises after drawing the left and right movement of curve generating device movable pulley and pulls sheet material mode schematic diagram;
Fig. 5 is with the cable wire telescopic drive system schematic of two reels that are meshed;
In figure: 1. frame 2. mould lifting platform 3. plate stretch system 4. cable wire telescopic drive system 5. cable wire 6. fixed pulley group 7. movable pulley 8. plate clamping device 9. clamp 10. elastic rod 11. sheet materials 12. are with the fixed fixed pulley of fixed pulley 13. of movable bearing support
The specific embodiment
Further illustrate particular content of the present utility model and the course of work thereof below in conjunction with accompanying drawing illustrated embodiment.
The specific embodiment, as shown in Figure 1, is mainly made up of frame 1, mould lifting platform 2, the plate stretch system 3 that is distributed in mould lifting platform 2 both sides and cable wire telescopic drive system 4.
Every side quantity of described both sides sheet material tensioning system 3 at least comprises three, and each plate stretch system 3 has comprised cable wire 5, fixed pulley group 6, movable pulley 7 and plate clamping device 8, described cable wire 5 changes direction by fixed pulley group 6, by movable pulley 7, power is delivered on plate clamping device 8, movable pulley 7 is integrally formed with plate clamping device 8.
One end of plate stretch system 3 one side cable wires 5 is walked around movable pulley 7 and is connected with frame 1, the other end through fixed pulley group 6 and the movable pulley 7 of walking around opposite side be fixed in frame, realize semiclosed.
Plate stretch system 3 one side cable wire 5 one end are walked around movable pulley 7 and are connected with frame 1, the other end and cable wire telescopic drive system 4, and also the cable wire of opposite side does same layout.
The pedestal of fixed pulley group 6 middle pulleys 12, not only can upper and lower and left and right movement, can also swing.
Cable wire 5 tensile force directions change by some pulleys in mobile fixed pulley group 6.
The tensile force size of cable wire 5 realizes by driving cable wire telescopic drive system 4 to shrink cable wire.
Plate clamping device 8 comprises that the elastic rod 10 of clamp 9 and support clamp forms.Plate clamping device 8 slight pulling force by elastic rod 10 and cable wire 5 before shaping is realized the horizontal positioned in elastic rod upper end.
Plate clamping device 8 moves by steel cable stretching force and elastic rod 10 acting in conjunction implementation spaces in forming process.
Can be the directly vertical jack-up cable wire of described cable wire telescopic drive system 4 is realized cable wire two ends and is shunk simultaneously, or realizes two ends cable wire by the reel that rotation is wound around cable wire and shrink simultaneously.
With reference to accompanying drawing 2, be that thin plate rises and draws curve generating device inactive state and working state schematic representation, as can be seen from Figure, in the time that just clamping completes sheet material 11, make plate clamping device 8 in level by the slight pulling force of cable wire 5 and the elastic force of elastic rod 10; When in running order, by hydraulic cylinder, pneumatic cylinder or other Mechanical cylinders by upwards jack-up of cable wire 5, fixed pulley 12 is moved down, thereby the direction of pull of cable wire is changed downwards, not only can increase sheet material pulling force, can also impel the deformation locus of sheet material to be changed by level downwards, make the sheet material die surface of more fitting.
With reference to accompanying drawing 3, that thin plate rises and draws the not left and right sheet material mode schematic diagram that pulls when mobile of curve generating device movable pulley, in running order when installing, keep movable pulley not do left and right movement, sheet material there is no in a lateral direction a plastic force, it is cross-direction shrinkage in forming process, easily causes cross creped.
With reference to accompanying drawing 4, that thin plate rises after drawing the left and right movement of curve generating device movable pulley and pulls sheet material mode schematic diagram, as can be seen from the figure, by left and the movable pulley that moves right, force tensile force to produce lateral pull in the bight of sheet material, thereby the cross-direction shrinkage that suppresses sheet material, can promote sheet material homogeneous deformation, reduces transverse fold.
With reference to accompanying drawing 5, be the cable wire telescopic drive system schematic with two reels that are meshed, as can be seen from the figure, the contraction of cable wire is to be rotated and realized by two intermeshing reels.
More than the content shown in description and accompanying drawing all should be understood to be exemplary, and not means restriction of the present utility model.To those skilled in the art, obviously can on basis of the present utility model, its work system be optimized with the mounting means of fixed pulley and be adjusted, arrange it is also exemplary example for the contraction of cable wire simultaneously, for a person skilled in the art, can select different azimuth to arrange.Obviously, these different arrangements or modification all should be included in scope of the present utility model.
Claims (6)
1. thin plate rises and draws a curve generating device, is mainly made up of frame (1), mould lifting platform (2), the plate stretch system (3) that is distributed in mould lifting platform (2) both sides and cable wire telescopic drive system (4), it is characterized in that:
Every side quantity of described both sides sheet material tensioning systems (3) at least comprises three, and each plate stretch system (3) comprises cable wire (5), fixed pulley group (6), movable pulley (7) and plate clamping device (8), described cable wire (5) changes direction by fixed pulley group (6), by movable pulley (7), power is delivered to plate clamping device (8) upper, movable pulley (7) is integrally formed with plate clamping device (8).
2. thin plate according to claim 1 rises and draws curve generating device, it is characterized in that:
Pulley (12) in described fixed pulley group (6) and pulley (13) are contained in respectively on the longeron and sill of frame (1), and pulley (12) pedestal is done up and down or moves left and right or swing along the vertical and horizontal of frame;
The two ends, left and right of described cable wire (5) are connected in frame (1), and are contained in respectively on the movable pulley (7) and fixed pulley group (6) of sheet material (11) both sides, and described cable wire (5) is driven flexible by cable wire telescopic drive system (4).
3. thin plate according to claim 1 rises and draws curve generating device, it is characterized in that:
Described cable wire (5) tensile force direction changes by the pulley (12) in mobile fixed pulley group (6); The tensile force size of described cable wire (5) realizes by driving cable wire telescopic drive system (4) to shrink cable wire.
4. thin plate according to claim 1 rises and draws curve generating device, it is characterized in that:
Described plate clamping device (8) is made up of the elastic rod (10) of clamp (9) and support clamp, described plate clamping device (8) slight pulling force and elastic rod (10) by cable wire (5) before shaping realized the horizontal positioned in elastic rod upper end, described elastic rod (10) is contained on the entablature of frame (1), can move up and down or swing or bending under the effect of downforce.
5. thin plate according to claim 1 rises and draws curve generating device, it is characterized in that:
Described plate clamping device (8) moves by cable wire (5) pulling force and elastic rod (10) acting in conjunction implementation space in forming process.
6. thin plate according to claim 1 rises and draws curve generating device, it is characterized in that: described cable wire telescopic drive system (4) comprises that directly vertical jack-up cable wire is realized cable wire two ends shrinks simultaneously, or realize two ends cable wire by the reel that rotation is wound around cable wire and shrink simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087698.0U CN203695714U (en) | 2014-02-27 | 2014-02-27 | Thin plate expanding pull curved surface forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087698.0U CN203695714U (en) | 2014-02-27 | 2014-02-27 | Thin plate expanding pull curved surface forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203695714U true CN203695714U (en) | 2014-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420087698.0U Withdrawn - After Issue CN203695714U (en) | 2014-02-27 | 2014-02-27 | Thin plate expanding pull curved surface forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203695714U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817195A (en) * | 2014-02-27 | 2014-05-28 | 吉林大学 | Thin plate tensioning curved surface forming device |
| CN110508646A (en) * | 2019-09-04 | 2019-11-29 | 陶忠梅 | A kind of mold of metal plate U-shaped part bending and forming |
| SE545140C2 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press and method for producing a curved laminated veneer lumber module |
| SE2151324A1 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press for producing a curved laminated veneer lumber module comprising a pressure distribution unit |
-
2014
- 2014-02-27 CN CN201420087698.0U patent/CN203695714U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817195A (en) * | 2014-02-27 | 2014-05-28 | 吉林大学 | Thin plate tensioning curved surface forming device |
| CN110508646A (en) * | 2019-09-04 | 2019-11-29 | 陶忠梅 | A kind of mold of metal plate U-shaped part bending and forming |
| SE545140C2 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press and method for producing a curved laminated veneer lumber module |
| SE2151326A1 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press and method for producing a curved laminated veneer lumber module |
| SE2151324A1 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press for producing a curved laminated veneer lumber module comprising a pressure distribution unit |
| SE545137C2 (en) * | 2021-10-29 | 2023-04-11 | Modvion Ab | Press for producing a curved laminated veneer lumber module comprising a pressure distribution unit |
| WO2023075669A1 (en) * | 2021-10-29 | 2023-05-04 | Modvion Ab | Press for producing a curved laminated veneer lumber module comprising a pressure distribution unit |
| WO2023075671A1 (en) * | 2021-10-29 | 2023-05-04 | Modvion Ab | Press and method for producing a curved laminated veneer lumber module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20150701 |
|
| RGAV | Abandon patent right to avoid regrant |