CN104874664B - Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method - Google Patents
Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method Download PDFInfo
- Publication number
- CN104874664B CN104874664B CN201510199022.XA CN201510199022A CN104874664B CN 104874664 B CN104874664 B CN 104874664B CN 201510199022 A CN201510199022 A CN 201510199022A CN 104874664 B CN104874664 B CN 104874664B
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- die
- alloy pipe
- solenoid coil
- bulging
- 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.)
- Expired - Fee Related
Links
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention relates to alloy pipe fitting electromagnetic bulging and flanging synchronous forming device which comprises a workbench. A front guide plate and a rear guide plate are fixed on the workbench. A left die and a right die which slide towards each other or oppositely are symmetrically disposed in a slideway formed by the front guide plate and the rear guide plate. The left die and the right die are slidably connected with an upper die plate. The upper die plate is connected with a die shank hydraulic cylinder driving the upper die plate to move up and down. The front and rear ends of the left and right support plates of the left and right dies are in transmission connection through guide column guide sleeve components. A reset spring sleeves each guide column. A solenoid coil component penetrating the workbench penetrates the matching part of the each of the left die and the right die. A tubing sleeves each solenoid coil component. Each solenoid coil component is connected with a support hydraulic cylinder through a support component. The invention further relates to an alloy pipe fitting electromagnetic bulging and flanging synchronous forming method. By the alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method, bulging and flanging synchronous forming is achieved, workpiece resilience is reduced, and die manufacturing difficulty is lowered.
Description
Technical field
The present invention relates to a kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming device and method.
Background technology
With the development of modern industry and science and technology, the performance requirement more and more higher to material for the people, some hardly possiblies shape
The Accurate Shaping processing of material has become technical problem urgently to be resolved hurrily.In recent years, for effective reducing energy consumption and mitigation environment
Pollution, lightweight has become the main trend of modern structure design, the lightweight with aluminium alloy as representative, high intensity hardly possible moulding material
Application in the advanced manufacture such as automobile, aerospace vehicle field increasingly increases.It is well known that, the room temperature of aluminium alloy shapes
Ability is poor.When aluminium alloy is carried out with common Sheet Metal Forming Technology with quasistatic shaping, its forming limit is far below steel, answers high
Become area and easily produce rupture；Because aluminium alloy rigidity is low, after part unloading, resilience is larger, and easily produces twisted phenomena, therefore
Greatly reduce dimensional accuracy.
And traditional materials in the tube bulging process uses firm mould bulging, soft mode bulging, firm mould bulging is only applicable to shape and size
The bulging processing of the not high axial symmetry bulging part of required precision, soft mode bulging adopts liquid, gas, rubber, paraffin, pvc plastics
Deng as power transmission medium, forming speed is slow, needs to consider sealing during using liquid with gas, is repeatedly become using soft mode during rubber
The problems such as shape can produce ageing failure.Simultaneously traditional materials in the tube flanging process is often using the multi-pass work such as punch reaming, pressing
Sequence completes materials in the tube flange, and technique is loaded down with trivial details, and repeatedly plastic deformation easily produces processing hardening simultaneously, reduces the forming limit of materials in the tube.
For some complicated workpiece, such as two ends flange, the pipe fitting of middle part bulging, traditional handicraft generally requires multi-pass
Shape, complex process, easily cause resilience, reduce dimensional accuracy.
Content of the invention
The present invention is the alloy pipe fitting electricity providing a kind of process is simple, forming efficiency high for technical problem to be solved
Magnetic bulging and flange synchronous forming device and method.
In order to solve above-mentioned technical problem, the technical scheme is that a kind of alloy pipe fitting Electromagnetic bulging is same with flange
Step forming device, including workbench, described workbench is fixedly installed forward and backward guide plate, described forward and backward guide plate is formed
It is symmetrically arranged with slideway along slideway towards or away from the left and right mould sliding, described left and right mould upper end is arranged with cope match-plate pattern,
And described left and right mould is slidably connected with cope match-plate pattern through wedge assemblies, described cope match-plate pattern through die shank with order to drive cope match-plate pattern upper and lower
The die shank hydraulic cylinder of movement is connected, all through guide pillar guide pin bushing assembly between the rear and front end of left and right gripper shoe of described left and right mould
Mutually driving coupling, is wherein arranged with the back-moving spring driving left and right mould to slide on guide pillar, the coincideing of described left and right mould
Portion is equipped with the solenoid coil assembly running through workbench, and described solenoid coil assembly overcoat is provided with materials in the tube, described solenoid
Coil block is connected with supporting cylinder through support component.
Further, described left mould comprises left mould core, and described left mould core is fixed in the groove of c shape left mould framework, described
The outside of left mould framework is fixed with left support plate；Described right mould comprises right mould core, and described right mould core is fixed on c shape right mould framework
In groove, the outside of described right mould framework is fixed with right support plate.
Further, described left and right die all comprises hemispherical cavity, and two halves spherical inner chamber mutually coincide in order to materials in the tube patch
Close and form bulging, in the one or both ends portion of described hemispherical cavity, all curved the laminating in order to materials in the tube in lateral margin forms flange.
Further, described wedge assemblies comprise to be separately fixed at lower-left voussoir outside left and right gripper shoe, bottom right wedge
Block, described wedge assemblies also comprise upper left voussoir, the upper right voussoir being separately fixed at cope match-plate pattern lower surface arranged on left and right sides, described
Lower-left voussoir is slidably matched with upper left voussoir, and described bottom right voussoir and upper right voussoir are slidably matched.
Further, described support component comprises the ring flange in order to support solenoid coils assembly, also comprises and supports
The drive link that hydraulic cylinder output shaft is connected.
Further, described solenoid coil assembly comprises the Insulating frame being vertically arranged, spiral shell in the middle part of described Insulating frame
Rotation is wound with wire to form solenoid coil, and described Insulating frame is arranged with materials in the tube outside solenoid coil, described insulation frame
Frame bottom is arranged with to support the abutment sleeve of materials in the tube, and described Insulating frame bottom is provided through the coil electrode of ring flange
Joint and coil anode connector.
Further, described coil electrode joint and coil anode connector are connected with discharge control switch through capacitor bank,
Described capacitor bank is in parallel with power supply.
Further, described left mould core is provided with positioning voussoir in the anastomosis with right mould core, described right mould core with a left side
The anastomosis of die is provided with and positions the detent that voussoir matches.
Further, described die shank hydraulic cylinder, supporting cylinder oil circuit respectively with two electromagnetism controls in hydraulic control box
Valve processed connects, and described two solenoid electric valves are connected with control station through control line.
A kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming method, provide a kind of compo pipe described in any of the above-described
Part Electromagnetic bulging and each parts of flange synchronous forming device, comprise the following steps:
(1) supporting cylinder shrinks and drives solenoid coil assembly to move to extreme lower position, now solenoid coil assembly
The spacing of upper surface and workbench lower surface is more than the length of original materials in the tube, and die shank hydraulic cylinder shrinks and drives die shank, cope match-plate pattern fortune
Move extreme higher position, in cope match-plate pattern is along the motor process of wedge assemblies upward sliding, left and right mould is under action of reset spring
Slide opposite to each other along slideway, left and right die separates；
(2) materials in the tube are enclosed within outside the wire of Insulating frame, the lower end of described materials in the tube is contacted with abutment sleeve upper end；
(3) operating console controls hydraulic control box, controls supporting cylinder stretching to drive support component to move to work
Position, die shank hydraulic cylinder tension belt dynamic model handle, cope match-plate pattern move downward, in cope match-plate pattern moving along wedge assemblies slide downward
During, left and right mould is in action of reset spring lower edge slideway slide in opposition, right mould core, left mould core closure；
(4) control station controls electro-magnetic forming equipment to complete capacitance group and charges, and then closes discharge control switch, capacitor bank
Solenoid coil assembly is discharged, at this moment connected with solenoid coil as low resistance discharge loop, solenoid in capacitor bank two ends
Produce the transient high-current of the higher-order of oscillation in coil, around solenoid coil, produce impulse magnetic field, thus producing in materials in the tube
Life is vortexed and then produces electromagnetic repulsive force makes materials in the tube move out, and forms end flange middle swollen after the materials in the tube left and right die of laminating
The shape of shape；
(5) operating console controls hydraulic control box to complete step (1), takes out bulging and flanging forming part.
Compared with prior art, the method have the advantages that passing through load pulses electric current in solenoid coil,
Make materials in the tube outside bulging laminating die cavity, the technique disposably realizing bulging in the middle of the flange of two ends, simplify technological process, reduce work
Part resilience；Secondly do not use power transmission medium it is not necessary to consider sealing and soft mode Problem of Failure, reduce Making mold difficulty；
Adopt the motion of Automated condtrol mould again, improve forming efficiency.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Brief description
Fig. 1 is the unitary construction schematic diagram of the embodiment of the present invention.
Fig. 2 is the schematic top plan view after the removal cope match-plate pattern of the embodiment of the present invention.
Fig. 3 is the schematic top plan view of the embodiment of the present invention.
Fig. 4 is the support component organigram of the embodiment of the present invention.
Fig. 5 is the solenoid coil assembly organigram of the embodiment of the present invention.
Fig. 6 is the left and right die organigram of the embodiment of the present invention.
Fig. 7 is the drip molding organigram of the embodiment of the present invention.
Fig. 8 is the generation electromagnetic repulsive force schematic diagram of the embodiment of the present invention.
In figure: 1- workbench, guide plate before 2-, 3- rear deflector, 4- slideway, 5- left mould, 51- left mould core, 511- positions
Voussoir, 512- left hemisphere die cavity, 52- left mould framework, 53- left support plate, 6- right mould, 61- right mould core, 611- detent,
612- right hemisphere die cavity, 62- right mould framework, 63- right support plate, 7- cope match-plate pattern, 8- wedge assemblies, 81- upper left voussoir, 82- is right
Upper voussoir, 83- lower-left voussoir, 84- bottom right voussoir, 9- die shank, 10- die shank hydraulic cylinder, 11- guide pillar guide pin bushing assembly, 111- guide pillar,
112- guide pin bushing, 12- back-moving spring, 13- solenoid coil assembly, 131- Insulating frame, 132- solenoid coil, 133- coil
Positive terminal, 134- coil anode connector, 14- materials in the tube, 15- abutment sleeve, 16- support component, 161- ring flange, 162- is driven
Bar, 17- supporting cylinder, 18- magnetic control circuit, 19- oil circuit, 20- control station.
Specific embodiment
As shown in Fig. 1 ~ 7, a kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming device, including workbench 1, described work
Front guide plate 2, rear deflector 3 are fixedly installed on station 1, symmetrical in the slideway 4 that described front guide plate 2, rear deflector 3 are formed
It is provided with along slideway 4 towards or away from the left mould 5 slided, right mould 6, described left mould 5, right mould 6 upper end are arranged with cope match-plate pattern 7,
And described left mould 5, right mould 6 are slidably connected with cope match-plate pattern 7 through wedge assemblies 8, described cope match-plate pattern 7 through die shank 9 with order to drive on
The die shank hydraulic cylinder 10 that template 7 moves up and down is connected, before the left support plate 53 of described left mould 5, the right support plate 63 of right mould 6
Afterwards all through the mutual driving coupling of guide pillar guide pin bushing assembly 11 between two ends, wherein guide pin bushing 112 and left support plate 53 interference fit, wherein
The back-moving spring 12 driving left mould 5, right mould 6 to slide is arranged with guide pillar 111, described left mould 5, the anastomotic part of right mould 6 are worn
It is provided with the solenoid coil assembly 13 running through workbench 1, outside described solenoid coil assembly 13, be arranged with materials in the tube 14, described helical
Pipeline coil assembly 13 is connected with supporting cylinder 17 through support component 16.
In the present invention, described left mould 5 comprises left mould core 51, and described left mould core 51 is fixed on the recessed of c shape left mould framework 52
In groove, the outside of described left mould framework 52 is fixed with left support plate 53；Described right mould 6 comprises right mould core 61, described right mould core 61
It is fixed in the groove of c shape right mould framework 62, the outside of described right mould framework 62 is fixed with right support plate 63.
In the present invention, described left mould core 51 comprises left hemisphere die cavity 512, right mould core 61 comprises right hemisphere die cavity 612, and two
Hemispherical cavity mutually coincide to fit in order to materials in the tube 14 and forms bulging, described left hemisphere die cavity 512, the one of right hemisphere die cavity 612
In end or both ends, all curved the laminating in order to materials in the tube 14 in lateral margin forms flange.
In the present invention, described wedge assemblies 8 comprise to be fixed on left support plate 53, right support plate 63 through trip bolt respectively
The lower-left voussoir 83 in outside, bottom right voussoir 84, described wedge assemblies 8 also comprise to be fixed under cope match-plate pattern 7 through trip bolt respectively
The upper left voussoir 81 of end face arranged on left and right sides, upper right voussoir 82, described lower-left voussoir 83 and upper left voussoir 81 are slidably matched, described
Bottom right voussoir 84 is slidably matched with upper right voussoir 82.
In the present invention, described support component 16 comprises the ring flange 161 in order to support solenoid coils assembly 13, also wraps
Containing the drive link 162 being connected with supporting cylinder 17 output shaft.
In the present invention, described solenoid coil assembly 13 comprises the Insulating frame 131 being vertically arranged, described Insulating frame
131 middle spiral are wound with wire to form solenoid coil 132, and described Insulating frame 131 is outer sheathed in solenoid coil 132
There are materials in the tube 14, described Insulating frame 131 bottom is arranged with to support the abutment sleeve 15 of materials in the tube 14, described Insulating frame 131
Bottom is provided through coil electrode joint 133 and the coil anode connector 134 of ring flange 161.
In the present invention, described coil electrode joint 133 and coil anode connector 134 are opened with control of discharge through capacitor bank
Close series connection, described capacitor bank formation in parallel with power supply magnetic control circuit 18.
In the present invention, described left mould core 51 is provided with positioning voussoir 511, described right mould in the anastomosis with right mould core 61
Core 61 is provided with the anastomosis with left mould core 51 and positions the detent 611 that voussoir 511 matches.
In the present invention, described die shank hydraulic cylinder 10, supporting cylinder 17 oil circuit 19 respectively with hydraulic control box in two
Individual solenoid electric valve connects, and described two solenoid electric valves are connected with control station 20 through control line.
In the present invention, a kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming method, are provided described in any of the above-described
A kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming device each parts, comprise the following steps:
(1) supporting cylinder 17 shrinks and drives solenoid coil assembly 13 to move to extreme lower position, now solenoid coil
The spacing of assembly 13 upper surface and workbench 1 lower surface is more than the length of original materials in the tube 14, and die shank hydraulic cylinder 10 shrinks band dynamic model
Handle 9, cope match-plate pattern 7 move to extreme higher position, in cope match-plate pattern 7 is along the motor process of wedge assemblies 8 upward sliding, left mould 5, the right side
Mould 6 acts on lower edge slideway 4 in back-moving spring 12 and slides opposite to each other, and left mould core 51, right mould core 61 separate；
(2) materials in the tube 14 are enclosed within outside solenoid coil 132, the lower end of described materials in the tube 14 is connected with abutment sleeve 15 upper end
Touch；
(3) operating console 20 controls hydraulic control box, controls supporting cylinder 17 stretching to drive support component 16 to move
To operating position, die shank hydraulic cylinder 10 tension belt dynamic model handle 9, cope match-plate pattern 7 move downward, cope match-plate pattern 7 along wedge assemblies 8 to
In the motor process of lower slider, left mould 5, right mould 6 act on lower edge slideway 4 slide in opposition, left mould core 51, right mould in back-moving spring 12
Core 61 closes；
(4) control station 20 controls electro-magnetic forming equipment to complete capacitance group and charges, and then closes discharge control switch, capacitor
Group is discharged to solenoid coil assembly 13, and at this moment capacitor bank two ends are connected as low resistance discharge loop with solenoid coil 132,
Produce the transient high-current of the higher-order of oscillation in solenoid coil 132, produce impulse magnetic field around solenoid coil 132, from
And generation is vortexed and then generation electromagnetic repulsive force makes materials in the tube 14 move out in materials in the tube 14, materials in the tube 14 laminating left mould core 51, the right side
Form the shape of bulging in the middle of the flange of end after die 61；
(5) operating console 20 controls hydraulic control box to complete step (1), takes out bulging and flanging forming part.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modify, all should belong to the covering scope of the present invention.
Claims (10)
1. a kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming device, including workbench it is characterised in that: described workbench
On be fixedly installed forward and backward guide plate, be symmetrically arranged with the slideway that described forward and backward guide plate is formed along slideway towards or away from
The left and right mould sliding, described left and right mould upper end is arranged with cope match-plate pattern, and described left and right mould is slided with cope match-plate pattern through wedge assemblies
It is dynamically connected, described cope match-plate pattern is connected with the die shank hydraulic cylinder in order to drive cope match-plate pattern to move up and down through die shank, described left and right mould
The rear and front end of left and right gripper shoe between all through the mutual driving coupling of guide pillar guide pin bushing assembly, be wherein arranged with guide pillar in order to
Drive the back-moving spring that left and right mould slides, the anastomotic part of described left and right mould is equipped with the solenoid coil running through workbench
Part, described solenoid coil assembly overcoat is provided with materials in the tube, and described solenoid coil assembly is through support component and supporting cylinder phase
Connect.
2. a kind of alloy pipe fitting Electromagnetic bulging according to claim 1 and flange synchronous forming device it is characterised in that: institute
State left mould and comprise left mould core, described left mould core is fixed in the groove of c shape left mould framework, and the outside of described left mould framework is fixed with
Left support plate；Described right mould comprises right mould core, and described right mould core is fixed in the groove of c shape right mould framework, described right mould framework
Outside be fixed with right support plate.
3. a kind of alloy pipe fitting Electromagnetic bulging according to claim 2 and flange synchronous forming device it is characterised in that: institute
State left and right die and all comprise hemispherical cavity, two halves spherical inner chamber mutually coincide to fit in order to materials in the tube and forms bulging, described hemisphere
In the one or both ends portion of shape inner chamber, all curved the laminating in order to materials in the tube in lateral margin forms flange.
4. a kind of alloy pipe fitting Electromagnetic bulging according to claim 3 and flange synchronous forming device it is characterised in that: institute
State wedge assemblies and comprise to be separately fixed at lower-left voussoir outside left and right gripper shoe, bottom right voussoir, described wedge assemblies also comprise
It is separately fixed at upper left voussoir, the upper right voussoir of cope match-plate pattern lower surface arranged on left and right sides, described lower-left voussoir is slided with upper left voussoir
Cooperation, described bottom right voussoir and upper right voussoir are slidably matched.
5. a kind of alloy pipe fitting Electromagnetic bulging according to claim 4 and flange synchronous forming device it is characterised in that:
Described support component comprises the ring flange in order to support solenoid coils assembly, also comprises to be connected with supporting cylinder output shaft
Drive link.
6. a kind of alloy pipe fitting Electromagnetic bulging according to claim 5 and flange synchronous forming device it is characterised in that: institute
State the Insulating frame that solenoid coil assembly comprises to be vertically arranged, described Insulating frame middle spiral is wound with wire to form spiral shell
Spool coil, described Insulating frame is arranged with materials in the tube outside solenoid coil, and described Insulating frame bottom is arranged with to support
The abutment sleeve of materials in the tube, described Insulating frame bottom is provided through coil electrode joint and the coil anode connector of ring flange.
7. a kind of alloy pipe fitting Electromagnetic bulging according to claim 6 and flange synchronous forming device it is characterised in that: institute
State coil electrode joint and coil anode connector is connected with discharge control switch through capacitor bank, described capacitor bank is electric with power supply
Source is in parallel.
8. a kind of alloy pipe fitting Electromagnetic bulging according to claim 7 and flange synchronous forming device it is characterised in that: institute
State left mould core and the anastomosis with right mould core be provided with positioning voussoir, described right mould core the anastomosis with left mould core be provided with
The detent that positioning voussoir matches.
9. a kind of alloy pipe fitting Electromagnetic bulging according to claim 8 and flange synchronous forming device it is characterised in that: institute
State die shank hydraulic cylinder, the oil circuit of supporting cylinder is connected with two solenoid electric valves in hydraulic control box respectively, described two electricity
Magnetic control valve is connected with control station through control line.
10. a kind of alloy pipe fitting Electromagnetic bulging and flange synchronous forming method are it is characterised in that provide a kind of such as claim 1-
A kind of alloy pipe fitting Electromagnetic bulging described in 9 any one and each parts of flange synchronous forming device, comprise the following steps:
(1) supporting cylinder shrinks and drives solenoid coil assembly to move to extreme lower position, now solenoid coil assembly upper end
The spacing of face and workbench lower surface is more than the length of original materials in the tube, and die shank hydraulic cylinder shrinks and drives die shank, cope match-plate pattern to move to
Extreme higher position, in cope match-plate pattern is along the motor process of wedge assemblies upward sliding, left and right mould is slided in action of reset spring lower edge
Road slides opposite to each other, and left and right die separates；
(2) materials in the tube are enclosed within outside the wire of Insulating frame, the lower end of described materials in the tube is contacted with abutment sleeve upper end；
(3) operating console controls hydraulic control box, controls supporting cylinder stretching to drive support component to move to operating position,
Die shank hydraulic cylinder tension belt dynamic model handle, cope match-plate pattern move downward, cope match-plate pattern along wedge assemblies slide downward motor process
In, left and right mould is in action of reset spring lower edge slideway slide in opposition, right mould core, left mould core closure；
(4) control station controls electro-magnetic forming equipment to complete capacitance group and charges, and then closes discharge control switch, capacitor bank is to spiral shell
Spool coil block discharges, and at this moment connected with solenoid coil as low resistance discharge loop, solenoid coil in capacitor bank two ends
The middle transient high-current producing the higher-order of oscillation, produces impulse magnetic field around solenoid coil, thus producing whirlpool in materials in the tube
Flow to and produce electromagnetic repulsive force and so that materials in the tube is moved out, after the materials in the tube left and right die of laminating, form bulging in the middle of the flange of end
Shape；
(5) operating console controls hydraulic control box to complete step (1), takes out bulging and flanging forming part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199022.XA CN104874664B (en) | 2015-04-24 | 2015-04-24 | Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510199022.XA CN104874664B (en) | 2015-04-24 | 2015-04-24 | Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104874664A CN104874664A (en) | 2015-09-02 |
| CN104874664B true CN104874664B (en) | 2017-01-18 |
Family
ID=53942489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510199022.XA Expired - Fee Related CN104874664B (en) | 2015-04-24 | 2015-04-24 | Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104874664B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107096815B (en) * | 2017-06-05 | 2018-09-28 | 三峡大学 | A kind of the pipe fitting electromagnetism hemmer and method of radial-axial electromagnetic force timesharing load |
| CN107159732B (en) * | 2017-07-26 | 2018-10-26 | 西南石油大学 | A kind of wedge-type fourth born of the same parents heat-transfer pipe extrusion forming device |
| CN108162455B (en) * | 2017-12-22 | 2019-06-28 | 大连坤达自动化有限公司 | A kind of current vortex magnetic field times power output device |
| CN109127834B (en) * | 2018-09-07 | 2024-06-04 | 嘉兴维恩机械有限公司 | 45-Degree flanging mechanism for flanging shaper |
| CN112317593A (en) * | 2020-10-13 | 2021-02-05 | 内蒙古工业大学 | Pipe magnetic pulse impact forming device |
| CN113070386B (en) * | 2021-03-30 | 2024-07-23 | 北京东方德兴科技有限公司 | Electrohydraulic forming hydraulic machine and application method thereof |
| CN113523060B (en) * | 2021-07-29 | 2023-02-24 | 上海航天精密机械研究所 | Pipe fitting flanging forming method and pipe fitting |
| CN114029420B (en) * | 2022-01-11 | 2022-03-25 | 南通上成金属科技有限公司 | Gas cylinder punching press integrated into one piece equipment |
| CN114769407B (en) * | 2022-04-21 | 2024-03-29 | 三峡大学 | Method and device for controlling simultaneous forming of pipe fitting and plate by adopting multi-bulge coil set |
| CN115781179B (en) * | 2022-12-21 | 2024-06-11 | 中国核动力研究设计院 | Magnetic pulse close fitting packaging-connecting collaborative forming device and method for rod type nuclear fuel element |
| CN116748898B (en) * | 2023-08-15 | 2023-11-24 | 南通鸿烨健身器材有限公司 | Stamping device with adjustable dumbbell piece |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4947667A (en) * | 1990-01-30 | 1990-08-14 | Aluminum Company Of America | Method and apparatus for reforming a container |
| RU2043180C1 (en) * | 1991-06-03 | 1995-09-10 | Авиационный научно-промышленный комплекс "ОКБ Сухого" | Apparatus for magnetic-pulsed stamping of tubular blanks |
| JPH09166111A (en) * | 1995-12-13 | 1997-06-24 | Showa Alum Corp | Connecting method of metallic hollow members with each other |
| US5776270A (en) * | 1996-01-02 | 1998-07-07 | Aluminum Company Of America | Method for reforming a container and container produced thereby |
| CN102806262B (en) * | 2012-08-06 | 2014-05-07 | 哈尔滨工业大学 | Method for axial loading to assist bulging of magnetic pulse pipe |
| CN103861931B (en) * | 2014-04-01 | 2015-08-19 | 湖南大学 | A kind of processing unit (plant) of composite endergonic pipe and processing method |
| CN103861930B (en) * | 2014-04-01 | 2015-08-19 | 哈尔滨工业大学 | A kind of magnetic pulse formation device and method of aluminum alloy plate materials minor diameter flanging bore |
-
2015
- 2015-04-24 CN CN201510199022.XA patent/CN104874664B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104874664A (en) | 2015-09-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104874664B (en) | Alloy pipe fitting electromagnetic bulging and flanging synchronous forming device and method | |
| CN102784830B (en) | Fluid pressure type Full-automatic pipe end forming machine | |
| CN104841761B (en) | A kind of alloy sheets electromagnetism piercing and flanging manufacturing process and device | |
| CN104785621A (en) | Stretch-forming and electromagnetic combining incremental forming method and device of large thin-wall part | |
| CN104438434A (en) | Technological method for machining Y-shaped tee | |
| CN103302192A (en) | Riveting device | |
| CN204262135U (en) | A kind of sheet metal electromagnetic pulse local flow progressive molding device | |
| CN206200585U (en) | The axial perforating device of camshaft VCT hole punchers | |
| CN106734568B (en) | Plate and pipes connecting method and device based on magnetic pulse formation | |
| CN104889736A (en) | Sheet part stamping/welding integrated manufacturing device | |
| CN105161731A (en) | Super-plastic forming device and process of metal bipolar plate for proton exchange membrane fuel cell | |
| CN108723162A (en) | A kind of method that Fluid pressure induction shapes tangential non-close variable cross-section tubular member | |
| CN111069362A (en) | Forming method of tubular part | |
| CN111842586A (en) | Electromagnetic pulse forming method and device for aluminum alloy corrugated pipe | |
| CN102921791B (en) | Section-variable hollow component forming device and method | |
| CN102909301A (en) | Head upsetting process for stop valve blanks | |
| CN209631871U (en) | A kind of Bending Mould | |
| CN105921587B (en) | A kind of forming and machining method of three branch pipes side by side | |
| CN201220252Y (en) | Calendering mould for workpiece having complicated shape | |
| CN110153348A (en) | Forging apparatus and forging method | |
| CN208245596U (en) | A kind of protective shell progressive die | |
| CN107803412A (en) | A kind of frame bender and its application | |
| CN101564745B (en) | Device for bending upper rotating shafts | |
| CN202079212U (en) | Multi-motion forging module for vertical and unidirectional multi-motion forming | |
| Fan et al. | Electromagnetic pulse-assisted incremental drawing forming of aluminum alloy cylindrical part and its control strategy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20210424 |