CN107552947A - Laser-impact micro-forming device and its method based on hydraulic oil - Google Patents
Laser-impact micro-forming device and its method based on hydraulic oil Download PDFInfo
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- CN107552947A CN107552947A CN201710635556.1A CN201710635556A CN107552947A CN 107552947 A CN107552947 A CN 107552947A CN 201710635556 A CN201710635556 A CN 201710635556A CN 107552947 A CN107552947 A CN 107552947A
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Abstract
The invention discloses the laser-impact micro-forming device based on hydraulic oil and its method, the device includes laser transmitting system, control system and workpiece deformation operation system；Laser transmitting system includes pulse laser, plane mirror, pancratic lens, lens carrier；Control system includes laser controller, computer, three-dimensional mobile platform controller, pneumatic controller, hydraulic controller, electromagnetic controller.Workpiece deformation operation system includes three-dimensional mobile station, shell, feed device, sleeve, mantle, limiting layer pressing device；The inventive method is used as energy source by laser pulse, produces surge using mantle compression hydraulic oil, so as to realize the microsecond delay of thin plate, the small chamfering forming effect in corner can be made more preferable.The feed device of the present invention can realize the semi-automatic positioning and clamping changed workpiece and can easily realize workpiece.
Description
Technical field
The invention belongs to laser-impact sheet material microsecond delay technical field, the laser-impact microsecond delay of hydraulic oil is based especially on
Devices and methods therefor.
Background technology
In recent years, with MEMS (MEMS) fast development, have light, thin, short, small, multifunctional characteristics micro-
Type product consumption is continuously increased, and so as to drive the development of Metal microform technology, the miniaturization of product also becomes industry
One important trend of development of manufacturing.Micro element manufacture exist efficiency is low, cost is high, operation difficulty is big, material limit etc. ask
Topic, therefore develop and probe into common recognition of the new microsecond delay technique as researcher.At present, the also more use of micro-plasticity forming is micro-
Drift carries out the impact of sheet material, but difficult centering problem to pass in the blanking equipment such as micro- drift manufacture difficulty and blanking process
Micro- blanking techniques of uniting have significant limitation, and it is most important for industrial development of today to resolve sheet metal microsecond delay.
The Chinese patent of application number 201610680668.4 proposes one kind and is based on the progressive bending of laser-impact metal foil plate
The devices and methods therefor of shaping.This patent utilization mask changes the spot size of laser, and various needs are impacted with this
Shape.Its using mantle as flexible punch carry out impact can fine Forming Workpiece, and seldom there is ablation in workpiece surface.
But this method is difficult shaping complex model and the little groove for corner is also difficult to shape.Application number
201210092979.0 Chinese patent proposes a kind of sheet material magnetic flow liquid flexible die forming device, and this device can pass through hydraulic pressure
Cylinder compression magnetic flow liquid carries out the shaping of thin plate so as to compressed sheet.The method can also by changing the electric current of hot-wire coil,
Magnetic flow liquid viscosity is changed in order to be adapted to different sheet material with this so as to change magnetic field size.But such a method by
In the reason for the hydraulic cylinder size, it is difficult to realize for the microsecond delay of sheet material.
The content of the invention
The problem of existing for prior art for sheet metal microsecond delay, the present invention propose the laser based on hydraulic oil
Micro-forming device and its method are impacted, realizes the microsecond delay of sheet metal；This method compresses liquid by laser-impact mantle
Body is avoided and adopted using the micro- drift and this method of high price so as to produce surge to realize the microsecond delay of sheet metal
The shaping of thin plate corner can be preferably realized by the use of the impact of liquid as flexible punch progress thin plate, makes forming effect more preferable.
The present invention is realized by following technological means：
Laser-impact micro-forming device based on hydraulic oil, including laser transmitting system, control system and workpiece deformation behaviour
Make system；
The laser transmitting system includes pulse laser, plane mirror, pancratic lens, lens carrier；It is described flat
Face speculum is in 45 ° with the light beam that laser is sent；The process that the pancratic lens is positioned over pulse laser transmitting is put down
In light path after the speculum reflection of face；The pancratic lens is arranged on lens carrier；The lens carrier is arranged on base
On；
The control system includes laser controller, computer, three-dimensional mobile platform controller, pneumatic controller, hydraulic pressure
Controller and electromagnetic controller；The laser controller, three-dimensional mobile platform controller, pneumatic controller, hydraulic controller, electricity
Magnetic controller is connected with computer；The laser controller is connected with pulse laser, for controlling the work of pulse laser
Make state；The three-dimensional mobile platform controller is connected with three-dimensional mobile station, for controlling the movement of three-dimensional mobile station；The gas
Movement controller is connected with the first cylinder, the second cylinder piston rod, the second cylinder barrel, for controlling the running of two cylinders；Institute
State hydraulic controller with pump and stop valve to be connected, oil-feed and oil suction for control system；The electromagnetic controller connects with coil
Connect, energization and power-off for control coil；
The workpiece deformation operation system includes three-dimensional mobile station, shell, feed device, sleeve, mantle, limiting layer and pressure
Tight device；The three-dimensional mobile station is fixed on base；Shell is installed in the three-dimensional mobile station；Shell is hollow convex shape
The cavity plate of structure, outer casing inner wall and feed device coordinates, and feed device is placed in shell, and the second cylinder barrel of feed device
It is fixedly installed in three-dimensional mobile station；The upper end inwall of shell coordinates with sleeve, and bushing core offers through hole A, leads in through hole A
There is hydraulic oil, hydraulic oil is sucked in sleeve through hole A by pump and check valve, and sleeve through hole A upper surface is provided with mantle, on mantle
It is provided with limiting layer；The pressing device includes blank holder and cylindrical spring；The cylindrical spring upper and lower ends connect pressure respectively
Flange and sleeve；
The feed device also includes cavity plate, punch-pin, the first cylinder, the second cylinder piston rod and the second cylinder barrel；Institute
The second cylinder barrel bottom is stated to be fixed in three-dimensional mobile station；Second cylinder piston rod is connected with cavity plate；The punch-pin with
Cavity plate coordinates；The male bottom opens screwed hole, and the first cylinder is threadedly coupled by screwed hole with punch-pin.
Preferably, the mantle is used for compressed liquid, and mantle scribbles pitch-dark.
Preferably, during work, electromagnetic controller control coil is powered so that sleeve carrying magnetic adsorbs blank holder, compression limit
Preparative layer and mantle；Work is completed, and coil blackout returns to original position so as to blank holder in the presence of cylindrical spring, and pressure-pad-force disappears.
Preferably, the limiting layer is K9 optical glass either lucite or silica gel or synthetic resin.
Preferably, the lower cartridge point has a raised step, and rubber ring sleeve is on sleeve step；Sleeve shoulder height
Less than rubber ring thickness 0.3-0.4mm, better seal when being compressed in order to pressing device.
Preferably, the sleeve bottom and shell upper are all stepped to be easy to positioning so as to ensure sleeve through hole and outer
Axiality between shell.
Preferably, the pneumatic controller controls the cylinder of the second cylinder piston rod and the second cylinder barrel composition to control
The lifting of cavity plate and punch-pin, to change workpiece, control the first cylinder control cavity plate is moved up and down to clamp workpiece.
Preferably, T-shaped structure is offered inside the cavity plate, punch-pin is T-shaped structure.
The method of laser-impact micro-forming device based on hydraulic oil, comprises the following steps：
S1：Laser controller, three-dimensional mobile platform controller, pneumatic controller, hydraulic controller, electromagnetic controller is equal
Connected with computer；Shell and three-dimensional mobile station are connected with；By bolt by the second cylinder piston rod and the second cylinder
The pneumatic means of cylinder barrel composition is fixed in three-dimensional mobile station；Punch-pin is fitted into cavity plate and the first cylinder is screwed into punch-pin bottom
In the screwed hole in portion；By being interference fitted two cylindrical holes for inserting the cylinder on the second cylinder piston rod both sides on the downside of cavity plate
Fastened in hole；The piston rod of second cylinder piston rod and the first cylinder is all in bottommost；
S2：Rubber ring is inserted on the small stair of sleeve bottom；It will put in the groove of sleeve insertion shell of rubber ring
Coordinated, between the two gapless；
S3：Workpiece is put into the cuboid groove that cavity plate and punch-pin are formed；Pneumatic controller controls the second cylinder to live
Stopper rod promotes cavity plate to rise, and cavity plate, which touches rubber ring bottom, just to be stopped；Pneumatic controller controls the first cylinder to promote on punch-pin
Boost contracting rubber ring, clamps workpiece；
S4：Mantle is adjacent to sleeve top surface, ensures that sleeve through hole A upper inlets are completely covered in mantle, mantle has pitch-dark one
Upwardly；Limiting layer is covered on mantle；Electromagnetic controller control coil is powered, and sleeve is magnetic inhales lower compression limitation by blank holder
Layer and mantle；Hydraulic controller controls oil scavenge pump oil-feed；Sleeve through hole A hydraulic oil is filled it up with then pressure rising, hydraulic controller and connect
By signal, oil-feed pump is closed, closes stop valve；
S5：Pancratic lens is adjusted, pulse laser parameter is adjusted, laser controller control is sent instructions to by computer
Pulse laser emission pulse laser processed；Pulse laser by the pitch-dark absorption of mantle, after producing vaporization and ionization produce by mantle surface
Raw a large amount of plasmas, plasma quickly outwards expand, and compression hydraulic oil produces surge, in surge and punch-pin
Under effect, sheet metal produces plastic deformation, is formed and wants workpiece；
S6：Hydraulic controller controls oil drain pump to discharge the hydraulic oil in sleeve through hole A；Electromagnetic controller control coil breaks
Electricity, sleeve loss of excitation, blank holder are kept in the center in the presence of cylindrical spring, and pressure-pad-force removes；
S7：Pneumatic controller, which controls the second cylinder piston rod to move downward, makes second piston bar move to the second cylinder barrel
Bottom；The piston rod of the first cylinder is controlled to move downward to be put into new workpiece after obtaining cuboid groove after taking out Forming Workpiece；
Hence into the next cycle of the laser-impact microsecond delay based on hydraulic oil.
The beneficial effect comprise that：
1. the present invention produces surge using laser energy sources impact mantle and then compressed liquid and sheet metal is carried out
Shaping.This approach avoid the micro- drift for producing high cost so as to save cost.
2. the present invention devises the semi-automatic replacing and clamping changed workpiece system, workpiece can be realized by two cylinders.
The cuboid groove that cavity plate and punch-pin are formed can effectively realize the positioning of workpiece.
3. the present invention can be very good using the metal sheet profiled little groove for complex model and corner of hydraulic shock
It is formed.
Brief description of the drawings
Fig. 1 is the structural representation of the laser-impact micro-forming device of the invention based on hydraulic oil；
Fig. 2 is the three dimensional structure diagram of feed device of the present invention；
Fig. 3 is feed device profile of the present invention；
Fig. 4 is the front cross sectional view of feed device clamping of the present invention；
Fig. 5 is sectional view after feed device of the present invention clamps.
Reference is as follows：
1- bases；2- three-dimensional mobile stations；3- lens carriers；4- plane mirrors；5- lasers；6- laser controllers；7-
Computer；8- three-dimensional mobile platform controllers；9- pneumatic controllers；10- pumps；11- check valves；12- blank holders；13- cylinder bullets
Spring；14- limiting layers；15- mantles；16- coils；17- sleeves；18- rubber rings；19- workpiece；20- shells；21 feed devices；22-
Pancratic lens；23- hydraulic oil；24- hydraulic controllers；25- electromagnetic controllers；26- cavity plates；27- punch-pin；The cylinders of 28- first；
The cylinder piston rods of 29- second；The cylinder barrels of 30- second；31- stop valves.
Embodiment
To be understood the present invention is further, now below in conjunction with the accompanying drawings and specific embodiment the present invention is made it is further
Explanation.
Laser-impact micro-forming device structure of the invention based on hydraulic oil, with reference to shown in accompanying drawing 1, its structure includes laser
Emission system, control system and workpiece deformation operation system；
Laser transmitting system is made up of pulse laser 5, plane mirror 4, pancratic lens 22, lens carrier 3.Plane
Speculum 4 is in 45 ° with the light beam that laser 5 is sent.Pancratic lens 22 is positioned over the process plane of the transmitting of pulse laser 5
In light path after the reflection of speculum 4.Pancratic lens 22 is arranged on lens carrier 3, and lens carrier 3 is arranged on base 1, thoroughly
Mirror support 3 twists mother with pancratic lens 22 with clamp nut, can change hot spot by the focal length for adjusting pancratic lens 22
Size is so as to adapting to the demand of different parts.
Control system includes laser controller 6, computer 7, three-dimensional mobile platform controller 8, pneumatic controller 9, hydraulic pressure
Controller 24, electromagnetic controller 25；Laser controller 6, three-dimensional mobile platform controller 8, pneumatic controller 9, hydraulic controller
24th, electromagnetic controller 25 is connected with computer 7.Laser controller 6 is connected with pulse laser 5, for controlling pulse laser
The working condition of device 5, three-dimensional mobile platform controller 8 are connected with three-dimensional mobile station 2, for controlling the movement of three-dimensional mobile station 2.
Pneumatic controller 9 is connected with the first cylinder 28, the second cylinder piston rod 29, the second cylinder barrel 30, for controlling two cylinders
Running, hydraulic controller 24 is connected with pump 10 and stop valve 31, for the oil-feed and oil suction of control system, electromagnetic controller 25
16 are connected with coil, energization and power-off for control coil 16.
Workpiece deformation operation system includes three-dimensional mobile station 2, shell 20, feed device 21, sleeve 17, mantle 15, limitation
Layer 14 and pressing device；For three-dimensional mobile station 2 by being fixed on base 1, shell 20 is bolted on three-dimensional mobile station 2
On, feed device 21 is arranged in three-dimensional mobile station 2 and coordinated with shell 20, and the outer diameter of feed device 21 is small
In the diameter of bore of shell 20, the bottom of sleeve 17 is in step-like, and shell 20 is in above groove-like, and sleeve 17 and shell 20 pass through platform
Rank and groove are coordinated, and ensure its axiality.The lower part of sleeve 17 also has a small raised step, and rubber ring 18 is enclosed on sleeve
On 17 steps, the shoulder height of sleeve 17 is less than the thickness 0.3-0.4mm of rubber ring 18, can be more preferable when being compressed in order to pressing device
Sealing.Coil 16 is arranged in the groove between the outer wall of sleeve 17 and inwall.Hydraulic oil 23 passes through by pump 10 and check valve 11
In the inner via hole A of the hydraulic system suction sleeve 17 of composition.Mantle 15 is covered in the upper surface of sleeve 17, and set is completely covered in mantle 15
Cylinder 17 through hole, mantle upper surface scribble it is pitch-dark, it is pitch-dark by absorb pulse laser beam produce Cathode plasma explosion compressed liquid,
Subsequent liquid produces surge by compression and carrys out Forming Workpiece.Pressing device includes blank holder 12, cylindrical spring 13 forms, cylinder
The two of spring 13 is separately fixed on blank holder 12 and sleeve 17, and coil 16 is powered, and is compressed by electromagnetic force to realize.
With reference to Fig. 2, shown in Fig. 3, feed device 21 includes cavity plate 26, punch-pin 27, workpiece 19, the first cylinder 28, the second gas
Cylinder piston rod 29, the second cylinder barrel 30；The bottom of second cylinder barrel 30 is fixed in three-dimensional mobile station 2, second cylinder
Piston rod 29 is connected with cavity plate 26, and the cavity plate 26 is coordinated with shell 20 using gap, and the punch-pin 27 is assemblied in cavity plate 26
Empty part.Screwed hole is opened in the bottom of punch-pin 27, and the first cylinder 26 is coordinated by screwed hole and punch-pin 27, pneumatic controller
9 control the cylinder that No. 2 cylinder barrels 30 of cylinder piston rod 29 and second form to control the lifting of cavity plate 26 and punch-pin 27, so as to
Workpiece is changed, control the first cylinder 28 control die core is moved up and down to clamp workpiece 19.
Laser-impact micro-forming method of the invention based on hydraulic oil, specifically includes following steps：
S1：By laser controller 6, three-dimensional mobile platform controller 8, pneumatic controller 9, hydraulic controller 24, electromagnetism control
Device 25 processed connects with computer 7.Shell 20 and three-dimensional mobile station 2 are connected with, by bolt by the second cylinder piston
The pneumatic means of the cylinder barrel 30 of bar 29 and second composition is fixed in three-dimensional mobile station 2；Punch-pin 27 is fitted into cavity plate 26 simultaneously
And the first cylinder 28 is screwed into the screwed hole of male bottom；By being interference fitted the cylinder on the both sides of the second cylinder piston rod 29
Coordinated in two cylindrical cavities of the downside of body insertion cavity plate 26, the piston rod of the second cylinder piston rod 29 and the first cylinder 28
All in bottommost.
S2：Rubber ring 18 is inserted on the small stair of the bottom of sleeve 17, the sleeve 17 for putting rubber ring 18 is inserted into shell
Coordinated in the groove on 20 tops, between the two gapless.
S3：Workpiece is put into the cuboid groove that cavity plate 26 and punch-pin 27 are formed, groove shapes are as shown in Figure 2.Gas
Movement controller 9 controls the second cylinder piston rod to push up cavity plate 26, touches the stopping of the bottom of rubber ring 18.Pneumatic controller 9
The first cylinder 28 is controlled to promote punch-pin 27 to rise the clamping that compressing rubber circle 18 carries out workpiece.Fig. 4, Fig. 5 represent that workpiece 19 clamps
Front and rear sectional view.
S4：Mantle 15 is adjacent to the upper surface of sleeve 17, ensures that the through hole A upper inlets of sleeve 17 are completely covered in mantle 15.Limitation
Layer 14 is covered on mantle, and the control coil 16 of electromagnetic controller 25 is powered, and sleeve 17 is magnetic inhales lower compression limitation by blank holder 12
Layer 14 and mantle 15.Hydraulic controller 24 controls oil scavenge pump oil-feed, and the endoporus hydraulic oil 23 of sleeve 17 fills it up with then pressure rising, hydraulic pressure
Controller 24 receives signal, closes oil-feed pump, closes stop valve 31.
S5：Pancratic lens 22 is adjusted, the parameter of pulse laser 5 is adjusted, laser controlling is sent instructions to by computer 7
Device 6 controls the emission pulse laser of pulse laser 5；Pulse laser produces vaporization by the pitch-dark absorption of mantle 15, the surface of mantle 15
With a large amount of plasmas are produced after ionization, plasma quickly outwards expands, compression hydraulic oil 23 produce surge, impacting
In the presence of pressure and punch-pin 27, sheet metal produces plastic deformation, is formed and wants workpiece.
S6：Hydraulic controller 24 controls oil drain pump to discharge the hydraulic oil 23 in the through hole A of sleeve 17；Electromagnetic controller 25 is controlled
Coil 16 processed is powered off, and the loss of excitation of sleeve 17, blank holder 12 is kept in the center in the presence of cylindrical spring 13, and pressure-pad-force removes.
S7：Pneumatic controller 9, which controls the second piston bar 29 of the second cylinder to move downward, moves to second piston bar 29
The bottom of second cylinder barrel 30, the piston rod of the first cylinder 28 is controlled to move downward to obtain cuboid groove after taking out Forming Workpiece
New workpiece 19 is put into afterwards.Hence into the next cycle of the laser-impact microsecond delay based on hydraulic oil 23.
The embodiment is preferred embodiment of the invention, but the present invention is not limited to above-mentioned embodiment, not
Away from the present invention substantive content in the case of, those skilled in the art can make it is any it is conspicuously improved, replace
Or modification belongs to protection scope of the present invention.
Claims (9)
1. the laser-impact micro-forming device based on hydraulic oil, it is characterised in that including laser transmitting system, control system and work
Part deformation operation system；
The laser transmitting system includes pulse laser (5), plane mirror (4), pancratic lens (22), lens carrier
(3)；The plane mirror (4) is in 45 ° with the light beam that laser (5) is sent；The pancratic lens (22) is positioned over arteries and veins
Rush in the light path after plane mirror (4) reflection of laser (5) transmitting；The pancratic lens (22) is arranged on lens
On support (3)；The lens carrier (3) is arranged on base (1)；
The control system includes laser controller (6), computer (7), three-dimensional mobile platform controller (8), pneumatic controller
(9), hydraulic controller (24) and electromagnetic controller (25)；The laser controller (6), three-dimensional mobile platform controller (8), gas
Movement controller (9), hydraulic controller (24), electromagnetic controller (25) are connected with computer (7)；The laser controller (6)
It is connected with pulse laser (5), for controlling the working condition of pulse laser (5)；The three-dimensional mobile platform controller (8)
It is connected with three-dimensional mobile station (2), for controlling the movement of three-dimensional mobile station (2)；The pneumatic controller (9) and the first cylinder
(28), the second cylinder piston rod (29), the second cylinder barrel (30) are connected, for controlling the running of two cylinders；The hydraulic pressure
Controller (24) is connected with pump (10) and stop valve (31), oil-feed and oil suction for control system；The electromagnetic controller
(25) (16) are connected with coil, energization and power-off for control coil (16)；
The workpiece deformation operation system includes three-dimensional mobile station (2), shell (20), feed device (21), sleeve (17), mantle
(15), limiting layer (14) and pressing device；The three-dimensional mobile station (2) is fixed on base (1)；The three-dimensional mobile station (2)
On shell (20) is installed；Shell (20) is the cavity plate of hollow convex shape structure, shell (20) inwall and feed device (21)
(26) coordinate, feed device (21) is placed in shell (20), and the second cylinder barrel (30) fixed setting of feed device (21)
In three-dimensional mobile station (2)；The upper end inwall of shell (20) coordinates with sleeve (17), and sleeve (17) center offers through hole A, leads to
Hydraulic oil (23) is connected with the A of hole, hydraulic oil (23) is sucked in sleeve (17) through hole A by pump (10) and check valve (11), sleeve
(17) through hole A upper surface is provided with mantle (15), and limiting layer (14) is provided with mantle (15)；The pressing device includes pressure
Flange (12) and cylindrical spring (13)；Cylindrical spring (13) upper and lower ends connect blank holder (12) and sleeve (17) respectively；
The feed device (21) also include cavity plate (26), punch-pin (27), the first cylinder (28), the second cylinder piston rod (29) and
Second cylinder barrel (30)；Second cylinder barrel (30) bottom is fixed in three-dimensional mobile station (2)；Second cylinder is lived
Stopper rod (29) is connected with cavity plate (26)；The punch-pin (27) coordinates with cavity plate (26)；Screwed hole is opened in punch-pin (27) bottom, the
One cylinder (26) is threadedly coupled by screwed hole with punch-pin (27).
2. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：The mantle
(15) it is used for compressed liquid, mantle (15) scribbles pitch-dark.
3. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：During work, electricity
Magnetic controller (25) control coil (16) is powered so that sleeve (17) carrying magnetic absorption blank holder (12), compresses limiting layer (14)
With mantle (15)；Work is completed, and coil (16) power-off returns to original position so as to blank holder (12) in the presence of cylindrical spring (13),
Pressure-pad-force disappears.
4. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：The limiting layer
(14) it is K9 optical glass either lucite or silica gel or synthetic resin.
5. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：The sleeve
(17) lower part has a raised step, and rubber ring (18) is enclosed on sleeve (17) step；Sleeve (17) shoulder height is less than rubber
Cushion rubber (18) thickness 0.3-0.4mm, better seal when being compressed in order to pressing device.
6. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：The sleeve
(17) bottom and shell (20) top are all stepped, are easy to positioning to ensure between sleeve (17) through hole and shell (20)
Axiality.
7. the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that：The pneumatic control
Device (9) processed controls the cylinder of the second cylinder piston rod (29) and the second cylinder barrel (30) composition to control cavity plate (26) and punch-pin
(27) lifting, to change workpiece, the first cylinder of control (28) control cavity plate (26) is moved up and down to clamp workpiece
(19)。
8. according to the laser-impact micro-forming device based on hydraulic oil described in any one of claim 1 or 7, its feature exists
In：T-shaped structure is offered inside the cavity plate (26), punch-pin (27) is T-shaped structure.
9. the method for the laser-impact micro-forming device according to claim 1 based on hydraulic oil, it is characterised in that including
Following steps：
S1：By laser controller (6), three-dimensional mobile platform controller (8), pneumatic controller (9), hydraulic controller (24), electricity
Magnetic controller (25) connects with computer (7)；Shell (20) and three-dimensional mobile station (2) are connected with；Will by bolt
The pneumatic means of second cylinder piston rod (29) and the second cylinder barrel (30) composition is fixed in three-dimensional mobile station (2)；Will be convex
Mould (27) is fitted into cavity plate (26) and the first cylinder (28) is screwed into the screwed hole of punch-pin (27) bottom；Pass through interference fit
It will be fastened in two cylindrical cavities on the downside of the cylinder insertion cavity plate (26) on the second cylinder piston rod (29) both sides；Second
The piston rod of cylinder piston rod (29) and the first cylinder (28) is all in bottommost；
S2：Rubber ring (18) is inserted on the small stair of sleeve (17) bottom；Sleeve (17) insertion of rubber ring (18) will be put
Coordinated in the groove of shell (20), between the two gapless；
S3：Workpiece (19) is put into the cuboid groove that cavity plate (26) and punch-pin (27) are formed；Pneumatic controller (9) controls
Second cylinder piston rod (29) promotes cavity plate (26) to rise, and cavity plate (26), which touches rubber ring (18) bottom, just to be stopped；Pneumatic control
Device (9) processed controls the first cylinder (28) to promote punch-pin (27) to rise compressing rubber circle (18), clamps workpiece (19)；
S4：Mantle (15) is adjacent to sleeve (17) upper surface, ensures that sleeve (17) through hole A upper inlets are completely covered in mantle (15),
Mantle (15) has pitch-dark one upwardly；Limiting layer (14) is covered on mantle (15)；Electromagnetic controller (25) control coil (16) is logical
Electricity, sleeve (17) is magnetic inhales lower compression limiting layer (14) and mantle (15) by blank holder (12)；Hydraulic controller (24) controls
Oil scavenge pump oil-feed；Sleeve (17) through hole A hydraulic oil (23) fills it up with then pressure rising, hydraulic controller (24) and receives signal, closes
Oil-feed pump is closed, closes stop valve (31)；
S5：Pancratic lens (22) is adjusted, pulse laser (5) parameter is adjusted, laser control is sent instructions to by computer (7)
Device (6) processed controls pulse laser (5) emission pulse laser；Pulse laser is by the pitch-dark absorption of mantle (15), mantle (15) table
Face produces a large amount of plasmas after producing vaporization and ionization, and plasma quickly outwards expands, and compression hydraulic oil (23) produces punching
Pressure is hit, in the presence of surge and punch-pin (27), sheet metal produces plastic deformation, is formed and wants workpiece；
S6：Hydraulic controller (24) controls oil drain pump to discharge the hydraulic oil (23) in sleeve (17) through hole A；Electromagnetic controller
(25) control coil (16) is powered off, and sleeve (17) loss of excitation, blank holder (12) is kept in the center in the presence of cylindrical spring (13), is pressed
Side power removes；
S7：Pneumatic controller (9), which controls the second cylinder piston rod (29) to move downward, makes second piston bar (29) move to second
Cylinder barrel (30) bottom；The piston rod of the first cylinder (28) is controlled to move downward to obtain cuboid groove after taking out Forming Workpiece
New workpiece (19) is put into afterwards；Hence into the next cycle of the laser-impact microsecond delay based on hydraulic oil.
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| CN201710635556.1A CN107552947B (en) | 2017-07-31 | 2017-07-31 | Laser-impact micro-forming device and its method based on hydraulic oil |
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|---|---|---|---|
| CN201710635556.1A CN107552947B (en) | 2017-07-31 | 2017-07-31 | Laser-impact micro-forming device and its method based on hydraulic oil |
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| CN107552947B CN107552947B (en) | 2019-03-05 |
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| CN109261779A (en) * | 2018-08-09 | 2019-01-25 | 江苏大学 | A kind of device and method of high speed impact liquid dynamic flexible forming |
| CN109604414A (en) * | 2018-12-14 | 2019-04-12 | 安徽工业大学 | A kind of method and device of the ladder-like cylindrical member of laser impact forming |
| CN110315209A (en) * | 2019-06-27 | 2019-10-11 | 江苏大学 | Quick-changing type pulsed current annealing and the compound changeable female die micro-forming device of laser-impact foil and its method |
| CN110614307A (en) * | 2019-08-29 | 2019-12-27 | 江苏大学 | Quick-change type pulse current processing and laser impact foil composite micro-forming device capable of automatically centering and adjusting spot diameter and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108906980A (en) * | 2018-06-29 | 2018-11-30 | 江苏大学 | Laser impact forming devices and methods therefor based on the soft formed punch of paraffin |
| CN108906963A (en) * | 2018-06-29 | 2018-11-30 | 江苏大学 | The devices and methods therefor of laser-impact hydraulic expanding-forming micro element |
| CN109261779A (en) * | 2018-08-09 | 2019-01-25 | 江苏大学 | A kind of device and method of high speed impact liquid dynamic flexible forming |
| CN109604414A (en) * | 2018-12-14 | 2019-04-12 | 安徽工业大学 | A kind of method and device of the ladder-like cylindrical member of laser impact forming |
| CN110315209A (en) * | 2019-06-27 | 2019-10-11 | 江苏大学 | Quick-changing type pulsed current annealing and the compound changeable female die micro-forming device of laser-impact foil and its method |
| CN110315209B (en) * | 2019-06-27 | 2021-06-22 | 江苏大学 | Quick-change type pulse current processing and laser impact foil composite replaceable concave die micro-forming device and method |
| CN110614307A (en) * | 2019-08-29 | 2019-12-27 | 江苏大学 | Quick-change type pulse current processing and laser impact foil composite micro-forming device capable of automatically centering and adjusting spot diameter and method thereof |
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