CN102581110A - Electromagnetic quantitative shaping method and device for pipe fittings - Google Patents
Electromagnetic quantitative shaping method and device for pipe fittings Download PDFInfo
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- CN102581110A CN102581110A CN2012100589549A CN201210058954A CN102581110A CN 102581110 A CN102581110 A CN 102581110A CN 2012100589549 A CN2012100589549 A CN 2012100589549A CN 201210058954 A CN201210058954 A CN 201210058954A CN 102581110 A CN102581110 A CN 102581110A
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Abstract
The invention provides an electromagnetic quantitative shaping method and device for pipe fittings. The device comprises a control module, a data acquisition module and an expert knowledge database, wherein the output end of the data acquisition module is connected with the expert knowledge database; the output end of the expert knowledge database is connected with the control module; the output end of the control module is connected with the data acquisition module; and the control module, the data acquisition module and the expert knowledge database form a loop. The device and the method are easy to control precisely and high in shaping speed; and the shaped workpiece has high precision and small resilience.
Description
Technical field
The invention belongs to shaping processing and manufacturing field, particularly a kind of pipe fitting electromagnetic quantitative manufacturing process and device, the electromagnetic quantitative that is mainly used in the aviation pipe fitting is shaped.
Background technology
The aviation pipe fitting is engine " blood vessel ", because the working environment of aircraft engine is complicated, variations in temperature is big, in case pipe fitting goes wrong, the lighter's engine cisco unity malfunction, engine are scrapped, weight person fatal crass.
Traditional processing method has hydroforming, resisting medium to be shaped and mechanical rolling forming.It is the processing method that adopts liquid state or semi liquid state medium formation of parts under high pressure low speed that hydroforming and resisting medium are shaped; Its advantage can obtain the distortion of approximate limit degree for the shaping product; But can only carry out the bulk deformation of pipe fitting; And this manufacturing process needs the large-tonnage hydraulic press machine, so equipment is huge, inefficiency.Liquid state or semi liquid state medium are in high pressure conditions, and sealing between blank and the pressure head and deep camber (small curvature radius) locate to be difficult to carry out effective shaping.Though mechanical roll forming needn't be to the pipe fitting monolithic molding; Also can implement local fixed point is shaped; But because Mechanical Contact, the surface quality of pipe fitting must receive certain influence, and for than the long pipe fittings or the pipe fitting of an end shutoff; Its surperficial shaping exists bigger problem, especially thin-walled class pipe fitting.
Summary of the invention
To the deficiency of the problems referred to above, the invention provides a kind of accurate control that is easy to, and forming speed is fast, and the Forming Workpiece precision is high, little pipe fitting electromagnetic quantitative manufacturing process and the device of resilience.
The technical scheme of the invention: pipe fitting electromagnetic quantitative building mortion; Comprise control module, data acquisition module and expert knowledge library; The output of data acquisition module is connected with expert knowledge library; The output of expert knowledge library is connected with control module, and the output of control module is connected with data acquisition module, and control module, data acquisition module and expert knowledge library three constitute the loop.
Described control module comprises low-tension supply, transformer and charge circuit, high voltage source, trigger and controller; Described data acquisition module comprises blank and inductor; Described expert knowledge library comprise quantitative shaping blank parameter database, quantitatively be shaped the inductor parameter database, quantitatively be shaped the control parameter database and quantitatively forming parameter analyze adjusting module; Inductor one end is connected back ground connection successively with trigger, high voltage source, transformer and charge circuit, low-tension supply; The inductor other end is analyzed adjusting module through quantitative shaping inductor parameter database with quantitative forming parameter and is connected; Controller is connected with trigger, high voltage source, transformer and charge circuit, low-tension supply and the control parameter database that quantitatively is shaped respectively; The control parameter database that quantitatively is shaped is analyzed adjusting module with quantitative forming parameter and is connected; Blank is fixed on the inductor, and blank is analyzed adjusting module through quantitative shaping blank parameter database with quantitative forming parameter and is connected.
The position relation of inductor and blank is: inductor is positioned at the inboard of blank or the outside that inductor is positioned at blank.
The inside of described inductor is provided with the shaper pipe box.
Pipe fitting electromagnetic quantitative manufacturing process:
1), the parameter of processed blank and the parameter after the expectation moulding are sent into quantitative shaping blank parameter database; The parameter of inductor is sent into quantitative shaping inductor parameter database; Then; Quantitatively shaping blank parameter database is sent the parameter that obtains into quantitative forming parameter respectively with quantitative shaping inductor parameter database and is analyzed adjusting module, and quantitatively forming parameter is analyzed adjusting module and after analyzing, again parameter is sent to controller;
2), controller control low-tension supply, transformer and charge circuit, high voltage source and trigger, low-tension supply be transformer power supply makes its work with charge circuit, transformer and charge circuit generation high voltage source;
3), high voltage source drives trigger and produces pulse current, pulse current produces huge electromagnetic force through inductor moment makes blank be processed into the pipe fitting of expectation;
4), the shaper pipe box with after it is withdrawn from.
The invention produces following beneficial effect: because the parameter of processed blank and the parameter of expectation are sent into expert knowledge library; Expert knowledge library will be controlled parameter and import control module into; Controller in the control module drives trigger and produces pulse current; Pulse current produces huge electromagnetic force through inductor moment blank is processed into the pipe fitting of expectation, can accurately control the forming accuracy of pipe fitting like this and improve the forming speed of pipe fitting; Inductor is positioned at the inboard of blank or the outside that inductor is positioned at blank, with the purpose that realizes that respectively pipe fitting expands or pipe fitting shrinks; Be provided with the shaper pipe box in the inside of inductor, the shaper pipe box is used for the inductor of finalizing the design.
Description of drawings
Fig. 1 is the general construction block diagram of the invention.
Fig. 2 is the basic comprising sketch map of the invention.
Fig. 3 is a pipe fitting expansion sketch map.
Fig. 4 shrinks sketch map for pipe fitting.
The specific embodiment
As shown in Figure 1; Pipe fitting electromagnetic quantitative building mortion; Comprise control module 12, data acquisition module 13 and expert knowledge library 14, the output of data acquisition module 13 is connected with expert knowledge library 14, and the output of expert knowledge library 14 is connected with control module 12; The output of control module 12 is connected with data acquisition module 13, and control module 12, data acquisition module 13 and expert knowledge library 14 threes constitute the loop.
Described control module 12 comprises low-tension supply 1, transformer and charge circuit 2, high voltage source 3, trigger 4 and controller 5; Described data acquisition module 13 comprises blank 6 and inductor 7; Described expert knowledge library 14 comprise quantitative shaping blank parameter database 8, quantitatively be shaped inductor parameter database 9, quantitatively be shaped control parameter database 10 and quantitatively forming parameter analyze adjusting module 11; Inductor 7 one ends are connected back ground connection successively with trigger 4, high voltage source 3, transformer and charge circuit 2, low-tension supply 1; Inductor 7 other ends are analyzed adjusting module 11 through quantitative shaping inductor parameter database 9 with quantitative forming parameter and are connected; Controller 5 is connected with trigger 4, high voltage source 3, transformer and charge circuit 2, low-tension supply 1 and the control parameter database 10 that quantitatively is shaped respectively; The control parameter database 10 that quantitatively is shaped is analyzed adjusting module 11 with quantitative forming parameter and is connected; Blank 6 is fixed on the inductor 7, and blank 6 is analyzed adjusting module 11 through quantitative shaping blank parameter database 8 with quantitative forming parameter and is connected.
The inside of described inductor 7 is provided with shaper pipe box 15.
Embodiment one
As shown in Figure 3, when inductor 7 is positioned at the inboard of blank 6, the electromagnetic quantitative manufacturing process when promptly pipe fitting expands is:
1), the parameter of processed blank 6 and the parameter after the expectation moulding are sent into quantitative shaping blank parameter database 8; The parameter of inductor 7 is sent into quantitative shaping inductor parameter database 9; Then; Quantitatively shaping blank parameter database 8 is sent the parameter that obtains into quantitative forming parameter respectively with quantitative shaping inductor parameter database 9 and is analyzed adjusting module 11, and quantitatively forming parameter is analyzed adjusting module 11 and after analyzing, again parameter is sent to controller 5;
2), controller 5 control low-tension supply 1, transformer and charge circuit 2, high voltage source 3 and triggers 4,2 power supplies make its work to low-tension supply 1 with charge circuit for transformer, transformer and charge circuit 2 generation high voltage sourcies 3;
3), high voltage source 3 drives triggers 4 and produces pulse currents, pulse current produces huge electromagnetic force through 7 moments of inductor makes blank 6 be processed into the pipe fitting 16 of expectation;
4), after shaper pipe box 15 usefulness it is withdrawn from.
Embodiment two
As shown in Figure 4, when inductor 7 is positioned at the outside of blank 6, the electromagnetic quantitative manufacturing process when promptly pipe fitting shrinks is:
1), the parameter of processed blank 6 and the parameter after the expectation moulding are sent into quantitative shaping blank parameter database 8; The parameter of inductor 7 is sent into quantitative shaping inductor parameter database 9; Then; Quantitatively shaping blank parameter database 8 is sent the parameter that obtains into quantitative forming parameter respectively with quantitative shaping inductor parameter database 9 and is analyzed adjusting module 11, and quantitatively forming parameter is analyzed adjusting module 11 and after analyzing, again parameter is sent to controller 5;
2), controller 5 control low-tension supply 1, transformer and charge circuit 2, high voltage source 3 and triggers 4,2 power supplies make its work to low-tension supply 1 with charge circuit for transformer, transformer and charge circuit 2 generation high voltage sourcies 3;
3), high voltage source 3 drives triggers 4 and produces pulse currents, pulse current produces huge electromagnetic force through 7 moments of inductor makes blank 6 be processed into the pipe fitting 16 of expectation;
4), after shaper pipe box 15 usefulness it is withdrawn from.
Claims (5)
1. pipe fitting electromagnetic quantitative building mortion; It is characterized in that: comprise control module (12), data acquisition module (13) and expert knowledge library (14); The output of data acquisition module (13) is connected with expert knowledge library (14); The output of expert knowledge library (14) is connected with control module (12), and the output of control module (12) is connected with data acquisition module (13), and control module (12), data acquisition module (13) and expert knowledge library (14) three constitute the loop.
2. pipe fitting electromagnetic quantitative building mortion as claimed in claim 1 is characterized in that: described control module (12) comprises low-tension supply (1), transformer and charge circuit (2), high voltage source (3), trigger (4) and controller (5); Described data acquisition module (13) comprises blank (6) and inductor (7); Described expert knowledge library (14) comprises quantitative shaping blank parameter database (8), quantitatively be shaped inductor parameter database (9), quantitatively be shaped control parameter database (10) and quantitative forming parameter analysis adjusting module (11); Inductor (7) one ends are connected back ground connection successively with trigger (4), high voltage source (3), transformer and charge circuit (2), low-tension supply (1); Inductor (7) other end is analyzed adjusting module (11) through quantitative shaping inductor parameter database (9) with quantitative forming parameter and is connected; Controller (5) is connected with trigger (4), high voltage source (3), transformer and charge circuit (2), low-tension supply (1) and the control parameter database (10) that quantitatively is shaped respectively; The control parameter database (10) that quantitatively is shaped is analyzed adjusting module (11) with quantitative forming parameter and is connected; Blank (6) is fixed on the inductor (7), and blank (6) is analyzed adjusting module (11) through quantitative shaping blank parameter database (8) with quantitative forming parameter and is connected.
3. pipe fitting electromagnetic quantitative building mortion as claimed in claim 2 is characterized in that: inductor (7) with the position relation of blank (6) is: inductor (7) is positioned at the inboard of blank (6) or the outside that inductor (7) is positioned at blank (6).
4. pipe fitting electromagnetic quantitative building mortion as claimed in claim 3 is characterized in that: the inside of described inductor (7) is provided with shaper pipe box (15).
5. pipe fitting electromagnetic quantitative manufacturing process is characterized in that, the concrete grammar step is following:
1), the parameter of processed blank (6) and the parameter after the expectation moulding are sent into quantitative shaping blank parameter database (8); The parameter of inductor (7) is sent into quantitative shaping inductor parameter database (9); Then; Quantitatively shaping blank parameter database (8) and quantitative shaping inductor parameter database (9) are sent the parameter that obtains into quantitative forming parameter respectively and are analyzed adjusting module (11), and quantitatively forming parameter is analyzed adjusting module (11) and after analyzing, again parameter is sent to controller (5);
2), controller (5) control low-tension supply (1), transformer and charge circuit (2), high voltage source (3) and trigger (4); Low-tension supply (1) is that transformer and charge circuit (2) power supply make its work, and transformer and charge circuit (2) produce high voltage source (3);
3), high voltage source (3) drives trigger (4) and produces pulse current, pulse current produces huge electromagnetic force through inductor (7) moment makes blank (6) be processed into the pipe fitting of expectation;
4), shaper pipe box (15) with after it is withdrawn from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210058954.9A CN102581110B (en) | 2012-03-08 | 2012-03-08 | Electromagnetic quantitative shaping method and device for pipe fittings |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210058954.9A CN102581110B (en) | 2012-03-08 | 2012-03-08 | Electromagnetic quantitative shaping method and device for pipe fittings |
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| Publication Number | Publication Date |
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| CN102581110A true CN102581110A (en) | 2012-07-18 |
| CN102581110B CN102581110B (en) | 2014-02-26 |
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| CN201210058954.9A Expired - Fee Related CN102581110B (en) | 2012-03-08 | 2012-03-08 | Electromagnetic quantitative shaping method and device for pipe fittings |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052526A (en) * | 2019-05-21 | 2019-07-26 | 哈尔滨工业大学 | A kind of screw thread pipe processing device and its processing method |
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| US3824824A (en) * | 1969-10-02 | 1974-07-23 | Grumman Aerospace Corp | Method and apparatus for deforming metal |
| DE102004001142A1 (en) * | 2004-01-07 | 2005-08-04 | Gkn Driveline International Gmbh | Corrugated tube shaping method for forming intermediate shaft for motor vehicle, involves applying magnet impulse shaping process to longitudinal section over mandrel for narrowing tube relative to tube outer diameter |
| CN101386042A (en) * | 2008-08-15 | 2009-03-18 | 哈尔滨工业大学 | Method for increasing the circular degree of the metal thin-walled cylinder using pulse magnetic pressure |
| CN102228932A (en) * | 2011-04-22 | 2011-11-02 | 哈尔滨工业大学 | Forming method for improving stepped hollow reducing pipe wall thickness uniformity |
| CN102248059A (en) * | 2011-06-16 | 2011-11-23 | 华中科技大学 | Multistage and multidirectional electromagnetic forming method and device |
-
2012
- 2012-03-08 CN CN201210058954.9A patent/CN102581110B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3824824A (en) * | 1969-10-02 | 1974-07-23 | Grumman Aerospace Corp | Method and apparatus for deforming metal |
| DE102004001142A1 (en) * | 2004-01-07 | 2005-08-04 | Gkn Driveline International Gmbh | Corrugated tube shaping method for forming intermediate shaft for motor vehicle, involves applying magnet impulse shaping process to longitudinal section over mandrel for narrowing tube relative to tube outer diameter |
| CN101386042A (en) * | 2008-08-15 | 2009-03-18 | 哈尔滨工业大学 | Method for increasing the circular degree of the metal thin-walled cylinder using pulse magnetic pressure |
| CN102228932A (en) * | 2011-04-22 | 2011-11-02 | 哈尔滨工业大学 | Forming method for improving stepped hollow reducing pipe wall thickness uniformity |
| CN102248059A (en) * | 2011-06-16 | 2011-11-23 | 华中科技大学 | Multistage and multidirectional electromagnetic forming method and device |
Non-Patent Citations (1)
| Title |
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| 兰新武: "电磁成型技术在机械加工中的应用", 《科技创新导报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052526A (en) * | 2019-05-21 | 2019-07-26 | 哈尔滨工业大学 | A kind of screw thread pipe processing device and its processing method |
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| CN102581110B (en) | 2014-02-26 |
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Granted publication date: 20140226 Termination date: 20160308 |