CN106112268A - A kind of band muscle wallboard laser shot forming system and method - Google Patents
A kind of band muscle wallboard laser shot forming system and method Download PDFInfo
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- CN106112268A CN106112268A CN201610585887.4A CN201610585887A CN106112268A CN 106112268 A CN106112268 A CN 106112268A CN 201610585887 A CN201610585887 A CN 201610585887A CN 106112268 A CN106112268 A CN 106112268A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/356—Working by laser beam, e.g. welding, cutting or boring for surface treatment by shock processing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The open a kind of band muscle wallboard laser shot forming system and method for the present invention, mainly includes high energy pulse laser and control unit, dynamic self-adapting regulation location and impact unit, motion clamping unit, dynamic monitoring unit, band muscle wallboard, integrating control unit etc.；Described Laser control unit controls for the unlatching and the conversion of laser every output parameter controlling laser instrument, and relevant information is sent to integrating control unit in real time；Described motion clamping unit is for controlling the motion of clamping moving cell, and feeds back information to integrating control unit；Described dynamic monitoring unit feeds back information to integrating control unit；The information of collection is fed back to integrating control unit with impact unit by described dynamic self-adapting regulation location in real time；By controlling dynamic self-adapting unit and the motion of himself parts and to the adjustment of light path and orthopedic, it is achieved the dynamic self-adapting of laser peening band muscle wallboard shapes.Present configuration is simple, control clear logic, reliable operation, positioning precision are high.
Description
Technical field
The present invention relates to laser shot forming technical field, particularly relate to the spray of a kind of laser being used on aircraft band muscle wallboard
Ball formation system and this manufacturing process.
Background technology
Band muscle wallboard is formed in aviation and national defence has a wide range of applications, such as wing, the eyelid covering of aircraft, casing etc..
Effectively working to enable these plates to stablize under extreme working condition, they would generally add in the side of plate
Upper reinforcement improves and improves its properties.
For the processing of aviation plate, traditional method is to use shot peen forming.Mechanic shot peening is to utilize High-velocity Projectiles
Stream clashes into metal surface, makes the surface being impacted and lower metal thereof produce plastic deformation and extend, thus causes sheet material protruding
Produce flexural deformation.Patent of invention " the shot-peening of high rib integral panel torsional deflection such as Publication No. CN201510982987
Manufacturing process ", this patent in the following manner: high rib integral panel specific is installed fixing by (1), and (2) are whole at high rib
The two ends of body wall plate apply to point to the power inside eyelid covering, and middle part applies to point to the power of outer side, and (3) are in this high rib integral wall
Determine shot peening coverage on plate, carry out shot-peening at its outer surface according to predetermined shot-peening track, it is achieved that the distortion of band muscle wallboard becomes
Shape.But owing to shot peen forming Effect Factors for Sythetic Technology is numerous, it is difficult to accurately control；The prestressing force produced is less, deformability
Limited；And processing site bad environments, follow-up bullet scale removal process is loaded down with trivial details.And band muscle wallboard is impacted, to floor and substrate
There is shot-peening dead angle in calmodulin binding domain CaM, it is impossible to fully meets processing request.
Laser shot forming is to utilize shock wave produced by high-order harmonics spectrum to make in metal blank
The technology of Sheet metal forming.It combines the advantage of laser impact intensified and traditional shot peen forming.By contrast, laser
Shot-peening can produce bigger deeper residual compressive stress (about 3-5 times) than mechanic shot peening, has higher deformability, strengthens simultaneously
Invigoration effect to surface of the work, improves resisting fatigue and the corrosion resistance of workpiece.Course of processing environment is good, processes soft
Property good, the region that can cannot complete the mechanic shot peenings such as corner realizes processing, production process simple and fast.
Some non-band muscle wallboards are mainly added by the patent of current existing employing technology of metal plate plastic forming by laser shot peening
Work, and more or less Shortcomings or defect.Patent of invention " a kind of laser-impact precision such as Patent No. ZL01134063.0
Manufacturing process and device ", the flexible lamina of this patent utilization intense pulse laser bcam impact surface of the work so that it is top layer gasification ionization
And form shock wave, and make moulding material that obvious plastic deformation to occur, this is macroscopic material deformation, is then impacted by pointwise and has
The shock point distribution of sequence obtains large area complicated shape.Owing to the method needs each point impulsive force by controlling laser-impact
(technological parameter of i.e. every is different, such as pulsed laser energy, beam diameter, repetition rate etc.) and impact path obtain accurate
Workpiece profile, owing to the technological parameter of each point is different, it is very difficult to reaches the punching of accurate each point by adjusting the technological parameter of each point
Hit power, and the efficiency shaped can be caused to reduce.
And for example, patent of invention " method of medium-thick plate laser shot forming and the dress of Patent No. 200510040116.9
Put ", the patent proposes and a set of be applied to medium-thick plate laser shot forming system, it is according to generating the shape of curved surface by meter
Calculation machine optimization various process parameters, designs shot-peening path, and the work controlling laser instrument, light-conducting system and workbench is sprayed
Ball.In the realization in path, its light path remains stationary as, and utilizes 5-shaft linkage numerical control Machine-Tool Control workpiece motion s so that laser depends on
Path each point on workpiece implements impact.The shortcoming of this design cannot realize owing to using five-axle number control machine tool carrying plate
The shaping of middle large scale plate.
For another example, " a kind of sheet material based on laser blast wave effect is double for the patent of invention of Patent No. 200810019757.X
Face accurate forming method and device ", this patent uses flight scanning on path implement, by the fortune of incident laser light-conducting system
Dynamic, including upper and lower and the translation of left and right, make incident laser, according to predetermined path, vertical plate face are scanned shot-peening.The method
Shortcoming be the realization that whole light-conducting system moves.First, the motion of whole light-conducting system to be made to cover whole target
Face, will account for the biggest space, and flexibility is the most poor.Secondly, whole light-conducting system moves on a large scale and is difficult to ensure that motor process
The positional precision of middle each point, the vibration in motion is likely to the parts in light-conducting system to be produced harmful effect.
For another example, the patent of invention of Application No. 201510197097.4 is " a kind of for large-scale workpiece laser shot forming
Light path device and method ", the high energy pulse laser beam that this patent utilization laser instrument sends is after dynamic focusing and orthopedic system
There is cross sectional shape change and the change of focal position, then subsequently point to specific exit direction through a pair scanning galvanometer system,
Thus realize laser scanning on large-scale workpiece by the motion continuously of dynamic focusing and orthopedic system and scanning galvanometer system
Shot-peening.Its beneficial effect has: (1) achieves the laser peening of large-scale workpiece, device institute by the motion of several compact parts
Taking up space little, kinergety consumes little, flexible preferable；(2) light path device is arranged simple, and motion is simple and range of movement is little,
Precision is easily guaranteed that, hot spot overlapping rate and scanning speed on workpiece target surface can conveniently regulate；(3) changed by set of cylindrical lenses
Become the cross sectional shape of incident laser, thus the shot-peening hot spot on workpiece target surface has been corrected as circular, meet technological requirement.But
It is that its shortcoming can only be done corresponding rotation mainly due to scanning galvanometer system and can not move in parallel, when processing large-scale workpiece,
Especially during large scale metal blank, it is impossible to ensure that the position of each shot-peening point is vertical with laser beam irradiation direction, thus affect
Processing effect；And when the size of workpiece is the biggest, and this drawback more highlights.
Finally, such as patent " the FLEXIBLE BEAM of MIC company of U.S. Publication No. US20110253690A1
DELIVERY SYSTEM FOR HIGH POWER LASER SYSTEMS ", this patent on path implement, utilize one universal
The motion of joint reflecting mirror changes the direction of shoot laser, makes incident laser be scanned by path, and another one telescope of cooperation gathers
Spot size on burnt system fading margin target surface, the shape of laser can also be corrected by the motion of field revolving mirror and cylindrical mirror group.
Have an advantage in that, it is only necessary to the motion controlling several small parts just can make laser carry out shot-peening scanning on target surface, improve
The stability of system.But, it is disadvantageously, first, and in light-conducting system, telescopic system and stokes lens group are mutual
Independent, number of lenses is more, constitutes the simplest；Its two, universal joint reflecting mirror motion is complicated, it is ensured that kinematic accuracy is more
Difficulty.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of can monitor the dynamic of band muscle wallboard in real time
Strain path also plans machining path automatically again, it is achieved the laser shot forming system that the dynamic self-adapting of band muscle wallboard manufactures.
Another object of the present invention is to, it is provided that a kind of manufacturing process based on above-mentioned laser shot forming system.
The purpose of the present invention is achieved through the following technical solutions:
A kind of band muscle wallboard laser shot forming system, this formation system mainly include laser instrument, laser controller, for
Determine Working position and implement location and the impact unit of impact, the first horizontal moving guide rail, the second horizontal moving guide rail, for
Load and need the clamping unit processing workpiece, for the detection dynamic monitoring unit of band muscle wallboard strain path, Yi Jiyong in real time
In the integrating control unit controlling and dispatching each unit co-ordination.Described integrating control unit respectively with laser controller, fixed
Position is connected with impact unit, clamping unit and dynamic monitoring unit.Band muscle wallboard to be processed is arranged on clamping unit.Described
Location and impact unit are positioned at the side (front of band muscle wallboard) of clamping unit, and are arranged in the first horizontal moving guide rail,
Location can move left and right with impact unit on the first horizontal guide rail.Described dynamic detector unit is positioned at the opposite side of clamping unit
(back side of band muscle wallboard), and be arranged in the second horizontal moving guide rail, dynamic monitoring unit can be along about the second horizontal guide rail
Mobile.Described laser controller is for controlling opening and closing and the conversion of various laser parameter of laser instrument.
Described integrating control unit is connected with clamping unit, for controlling the motion of clamping unit.Clamping unit is by information
Feed back to integrating control unit, and accept the instruction of integrating control unit；Wanting of size according to sheet metal deformation amount and deflection
Ask, suitably adjustment is made in the position of plate.
Concrete, described dynamic monitoring unit is by the dependent variable of band muscle wallboard, strain path and strained situation Real-time Feedback
To integrating control unit.Dynamic monitoring unit mainly includes the first base, vertical rod, the first cross bar, the second cross bar, high-speed camera dress
Put, position latch closure and the first illuminating lamp.Described vertical rod is vertically installed on the first base, and the first base is by pulley and first then
Level gauge connects.Described first cross bar and the second cross bar are horizontally arranged in vertical rod by location latch closure；First cross bar and second
, this distance can be regulated by location latch closure between cross bar at a distance, with the monitoring needs of satisfied different plate muscle distances, makes
The monitoring range of dynamic monitoring unit covers wider.Described high speed video camera is separately mounted to the first cross bar and the second cross bar
Two ends, by obtaining the dynamic strain situation of band muscle wallboard after image-capture analysis and feeding back to integrating control unit.Described
First illuminating lamp is arranged between location latch closure and high speed video camera.The light that illuminating lamp is sent is radiated at the back of the body of band muscle wallboard
In developing agent microdot on face and plate muscle, strengthen the development effect of developing agent microdot with this.
As the preferred version of the present invention, described dynamic detector unit also includes the angular adjustment dress for regulating angle
Putting, described angle regulator is arranged on the first cross bar and the second cross bar, and the first illuminating lamp and high speed video camera are arranged on
On angle regulator.By regulating the angle of the first illuminating lamp and high speed video camera, make the monitoring model of dynamic detector unit
Enclose and can preferably cover monoblock band muscle wallboard, reflect strain size and the strain path of band muscle wallboard more accurately.
Concrete, described location performs the instruction of integrating control unit with impact unit, laser optical path is adjusted and
Orthopedic, to realize the dynamic self-adapting shaping of laser peening sheet forming.This location and impact unit mainly include the second base,
Column and the reflecting mirror being arranged on column, crossbeam, vertical guide rail, the second illuminating lamp, self-align camera head and laser
Head.Described column is vertically installed on the second base, and the second base is connected by pulley and the second horizontal guide rail.Described vertically lead
Rail is vertically installed on column.Described crossbeam is horizontally mounted, and described second illuminating lamp is arranged on crossbeam, carries out band muscle wallboard
Illumination.Described self-align camera head and laser head are installed on vertical guide rail, by accepting the control of integrating control unit
Instruction also moves up and down along guide rail, it is possible to achieve be automatically positioned on the point needing laser aerosol.Described reflecting mirror is positioned at vertically
Above guide rail, being used for directing a laser to laser head, laser passes through to adjust and orthopedic in laser head, last directive band muscle wall
Plate.
Further, described laser head is mainly made up of reflecting mirror group, prism and focus adjustment mirror group three part.Described
Reflecting mirror group is made up of some reflecting mirrors, is mainly used in adjusting the reflection path of laser beam；Described prism and focus adjustment
Laser beam is carried out orthopedic by mirror group jointly, and laser beam is also played reflection by prism simultaneously；Described focus adjustment mirror group
It is mainly used in regulating the focal length of laser beam, makes the focus of laser be concentrated mainly on the point needing processing.
As the preferred version of the present invention, described self-align camera head uses and takes the photograph equipped with being automatically positioned of high-speed camera
As device.It is automatically positioned camera head and can be automatically positioned laser shock point on plate, really according to it to the distance of plate
Protect when carrying out shot peening, can position rapidly.
Further, in order to obtain more preferable laser peening effect, described location and impact unit include for improving sharp
The energy-absorbing layer of energy absorption.Simultaneously, it is ensured that when laser peening, protection plate skin-material is from the heat waste of laser
Wound.Described energy-absorbing layer covers in the front of band muscle wallboard.
Further, described location and impact unit include the reference point for improving positioning precision.Described reference point is sprayed
It is coated in the front of band muscle wallboard, in regular distribution.When carrying out laser peening, location reference point is for planning that shot-peening path is with accurate
Identify that shot-peening unit provides necessary reference.
Further, described dynamic monitoring unit includes the developing agent microdot for carrying out dynamic monitoring.Described developing agent
Microdot is distributed in the back side of band muscle wallboard.Its effect is when carrying out band muscle wallboard and carrying out laser shot forming, and plate produces
Deformation and strain rate are characterized by developing agent and are captured by high speed video system.
Another object of the present invention is achieved through the following technical solutions:
The manufacturing process of a kind of band muscle wallboard laser shot forming system, this manufacturing process mainly comprises the steps:
Step S1: by the self-align camera head of location with impact unit, whole band muscle wallboard is carried out imaging, pass through
Shot-peening approximate region delimited in each corner of metal blank, delimit each positioning unit by the location reference point on plate；
Step S2: be input in integrating control unit in shot-peening path, during shot-peening, location is passed through with impact unit
Self-align camera head, comes positioning process path according to positioning unit determined by location reference point, and is engraved in into when determining this
The coordinate of shot-peening position on shape workpiece；
Step S3: anti-by the deformation of band muscle wallboard and dynamic monitoring unit that are collected from positioning shooting device feedback
The wallboard back side of feedback and the deformation of plate muscle and dynamic strain situation, integrating control unit sends instruction to clamping unit, to band muscle
The position of wallboard is adjusted, it is ensured that vertically injecting of laser peening position；
Step S4: according to processing route, next anchor point is carried out laser peening operation, until completing whole technique road
Footpath.
Work process and the principle of the present invention be: the formation system that the present invention provides mainly includes integrating control unit, swashs
Light device, laser controller, location and impact unit and dynamic monitoring unit；Integrating control unit is as whole laser shot forming
The control centre of system, is responsible for collecting the data message of each unit feedback and issuing control instruction；Location is passed through with impact unit
It is automatically positioned camera head and automatically identifies the point wanting shot-peening according to the machining path of planning, and anchor point is carried out by guided laser head
Shot-peening；And dynamic monitoring unit utilizes high speed video camera to be monitored whole band muscle wallboard, by laser peening process mesospore
The strain path of plate is recorded, and feeds back to integrating control unit and be analyzed, and integrating control unit is according to analysis result pair
Control instruction is assigned with impact unit, clamping unit etc. in laser controller, location, it is achieved moving of band muscle wallboard laser peening process
State self-adaptative adjustment.The simple in construction of the present invention, control clear logic, reliable operation, positioning precision are high, by shot-peening process
Dynamic monitoring and automatically adjustment, can significantly improve the forming quality of laser peening.
Compared with prior art, it also have the advantage that
(1) laser instrument in the present invention is controlled by laser controller, and integrating control unit can be according to dynamically
The Monitoring Data of monitoring means is analyzed, and is regulated the relevant parameter of laser instrument by laser controller, such as the arteries and veins of laser
Rush energy, beam diameter and repetition rate etc., it is achieved the laser-impact dynamics of each shot-peening point is different.
(2) location provided by the present invention and impact unit are arranged on horizontal guide rail, it is possible to achieve move horizontally, make by oneself
Position camera head and laser head are arranged on vertical guide rail, it is possible to achieve the movement of vertical direction, both make laser head at combination
Working region can cover bigger scope, and positioning precision can be guaranteed.
(3) present invention is according to the feedback information of dynamic monitoring unit, and location and impact unit are carried out Real-time and Dynamic adjustment,
Guarantee laser beam alignment anchor point and vertically inject, thus obtaining more preferable processing effect.
(4) present invention enters according to detailed process needs, the reference point being provided for improving positioning precision in panel surfaces
Row location and the identification of impact unit.When carrying out laser peening, location reference point is for planning shot-peening path and accurately identifies spray
Ball unit provides necessary reference, it is ensured that the precision of the course of processing.
(5) present invention is according to the situation of sheet metal deformation in the course of processing, in order to ensure that laser beam vertical irradiation is to sheet feeding table
Face, controls the motion of clamping unit by integrating control unit, according to size and the requirement of deflection of sheet metal deformation amount, right
Suitably adjustment is made in the position of plate.
Accompanying drawing explanation
Fig. 1 is the structural representation of laser shot forming system provided by the present invention.
Fig. 2 is the structural representation of location provided by the present invention and impact unit.
Fig. 3 is the light path principle figure of location provided by the present invention and impact unit.
Fig. 4 is the fundamental diagram of self-align camera head provided by the present invention.
Fig. 5 is the structural representation of dynamic monitoring unit provided by the present invention.
Fig. 6 is the band muscle wallboard Facad structure schematic diagram scribbling energy-absorbing layer provided by the present invention.
Fig. 7 is the band muscle wallboard Facad structure schematic diagram scribbling reference point provided by the present invention.
Fig. 8 is the band muscle wallboard structure schematic diagram scribbling developing agent microdot provided by the present invention.
Label declaration in above-mentioned accompanying drawing: 1-laser instrument；2-dynamic self-adapting regulation location and impact unit；3-level is led
Rail；4-clamping moving cell；5-band muscle wallboard；6-integrating control unit；7-dynamic monitoring unit；8-laser controller；9-
Reflecting mirror；10-column；11-crossbeam；12-upright guide rail 13-the first illuminating lamp；14-high-speed camera positioner；15-laser
Head；16-laser head system；17-reflecting mirror group；18-prism；19-focus adjustment mirror group；20-vertical rod；21-cross bar；22-is high
Speed image unit；23-positions latch closure；24-the second illuminating lamp；25-location reference point arranges；26-energy-absorbing layer；27-plate muscle；
28-developing agent microdot.
Detailed description of the invention
For making the purpose of the present invention, technical scheme and advantage clearer, clear and definite, develop simultaneously embodiment pair referring to the drawings
The present invention is described further.
Embodiment 1:
As it is shown in figure 1, the invention discloses a kind of band muscle wallboard laser shot forming system, the composition of this system mainly wraps
Include high energy pulse laser 1, laser control system 8, dynamic self-adapting regulation location with impact unit 2, horizontal moving guide rail 3,
Clamping moving cell 4, band muscle wallboard 5, integrating control unit 6, dynamic monitoring unit 7 etc..
Described laser control system 8 is connected with laser instrument 1 and integrating control unit 6 simultaneously, for controlling opening of laser instrument 1
Open output parameter every with laser conversion to control, and relevant information is sent in real time integrating control unit 6, and perform integrated
The instruction of control unit 6.
Described clamping moving cell 4 is connected with integrating control unit 6, for controlling the motion of clamping moving cell 4, and will
Information feeds back to integrating control unit 6, accepts the instruction of integrating control unit 6.When carrying out initial clamping, system can be according to change
The requirement of shape amount, suitably adjusts the predeformation amount of band muscle wallboard 5.
Described integrating control unit 6 is connected with dynamic monitoring unit 7, for controlling the motion of dynamic monitoring unit 7.Dynamically
Monitoring means 7 feeds back information to integrating control unit 6, and performs the instruction of integrating control unit 6.
Described dynamic self-adapting regulation location is connected with integrating control unit 6 with impact unit 2, performs integrating control unit
The instruction of 6, and in real time the information of collection is fed back to integrating control unit 6.Integrating control unit 6 is by controlling dynamic self-adapting
Regulation location and impact unit 2 and the motion of himself parts and to the adjustment of light path and orthopedic, it is achieved laser peening plate one-tenth
The dynamic self-adapting of shape shapes.
As in figure 2 it is shown, described dynamic self-adapting regulation location with impact unit 2 be by reflecting mirror 9, column 10, crossbeam 11,
The parts compositions such as vertical guide rail the 12, first illuminating lamp 13, the self-align camera system of high speed 14 and laser head 15.High speed is self-align to be taken the photograph
As system 14 is connected with laser-impact head 15, the point of laser peening can be automatically positioned.Upright guide rail 12 is arranged on column 10
On, laser head 15 can move up and down along upright guide rail 12.On crossbeam 11, both sides are separately installed with the first illuminating lamp 13.Whole dynamic
Can move along horizontal moving guide rail 3 with impact unit 2 in state Automatic adjusument location.Inject after laser beam is reflected mirror 9 reflection and penetrate
Enter laser head 15, be adjusted reflection, penetrate from laser-impact head 15 nozzle, and be transferred to high-speed camera positioner 14 at metal
On the point that panel surface is positioned.
Be illustrated in figure 3 dynamic self-adapting regulation location with impact unit light path principle figure, if described laser head 15 be by
The parts compositions such as reflecting mirror group 17, prism 18 and the focus adjustment mirror group 19 of dry reflecting mirror composition, laser beam is adjusted orthopedic
After, penetrate from laser-impact head 15 nozzle.
Described high-speed camera positioner 14 can be automatically positioned laser at plate according to it to the distance of band muscle wallboard 5
On shock point, its operation principle is as shown in Figure 4.
Described dynamic monitoring unit 7 is by vertical rod 20, upper and lower two cross bars 21, high-speed camera unit 22, up-down adjustment location
The parts compositions such as latch closure 23 and the second illuminating lamp 24.As it is shown in figure 5, whippletree 21 is fixed on vertical by up-down adjustment location latch closure 23
On bar 20, cross bar 21 both sides are respectively provided with high-speed camera unit 22 and the second illuminating lamp 24, the high-speed camera list on two cross bars 21
Unit 22 and the second illuminating lamp 24 can as required, suitably adjust to direction, whole dynamic monitoring unit 7 can be along horizontal guide rail
Motion.
Shown in Fig. 6, Fig. 7 and Fig. 8, described band muscle wallboard 5, before carrying out contour peening, is inhaled at its surface-coated energy
Receive layer 26 and be used for absorbing on laser energy, and energy-absorbing layer 26 the tiny location reference point row in spraying series of rules distribution
25, gather in the back side and plate muscle 27 and be used for the developing agent microdot 28 into dynamic monitoring, when carrying out contour peening, by the most certainly
Adapt to regulate the high-speed camera positioner 14 positioned with impact unit 2 be accurately positioned, it is ensured that band muscle wallboard 5 is in deformation
After, also can carry out shot-peening according to the path planned.
The present invention also provides for a kind of method of band muscle wallboard laser shot forming, and the specific works flow process of the method is as follows:
(1) first pass through dynamic self-adapting regulation location with the high speed of impact unit 2 self-align camera system 14 to whole
Band muscle wallboard 5 carries out imaging, delimits shot-peening approximate region by each corner of metal blank, by the location reference point on plate
Row 25, delimit each positioning unit；
(2) input at integrating control unit 6 inputs shot-peening path.During shot-peening, dynamic self-adapting regulation location
With the impact unit 2 fast imaging alignment system 14 by himself, it is accurately positioned list according to what location reference point row 25 determined
Unit, is accurately positioned when processing route determines this and is engraved in the coordinate of shot-peening position in Forming Workpiece；
(3) by the band muscle of dynamic self-adapting regulation location with high speed self-align camera system 14 feedback of impact unit 2
The deformation of wallboard 5 and the plate back side of dynamic monitoring unit 7 feedback and the deformation of plate muscle 27 and dynamic strain situation, integrated
Control unit 6 sends instruction to clamping moving cell 4, is adjusted the position of band muscle wallboard 5, it is ensured that laser peening position
Vertically inject；
(4) shot-peening of next point is carried out by processing route.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-described embodiment
Limit, the change made under other any spirit without departing from the present invention and principle, modify, substitute, combine, simplify,
All should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (8)
1. a band muscle wallboard laser shot forming system, it is characterised in that include laser instrument, laser controller, for determining
Working position and implement location and the impact unit of impact, the first horizontal moving guide rail, the second horizontal moving guide rail, for loading
Need to process the clamping unit of workpiece, for the dynamic monitoring unit of detection band muscle wallboard strain path in real time and for controlling
Make and dispatch the integrating control unit of each unit co-ordination；Described integrating control unit respectively with laser controller, location with
Impact unit, clamping unit and dynamic monitoring unit connect；Described location and impact unit are positioned at the side of clamping unit, and pacify
Being contained in the first horizontal moving guide rail, described dynamic detector unit is positioned at the opposite side of clamping unit, and is arranged on the second level
On motion guide rail；Described laser controller is for controlling opening and closing and the conversion of various laser parameter of laser instrument；
Described dynamic monitoring unit mainly includes vertical rod, the first cross bar, the second cross bar, high speed video camera, location latch closure and
One illuminating lamp；Described vertical rod is vertically arranged, and the first cross bar and the second cross bar are horizontally arranged in vertical rod by location latch closure；Described
High speed video camera is separately mounted to the first cross bar and the two ends of the second cross bar, and the dynamic strain situation obtaining band muscle wallboard is the most anti-
Feed integrating control unit；Described first illuminating lamp is arranged between location latch closure and high speed video camera.
Band muscle wallboard laser shot forming system the most according to claim 1, it is characterised in that described location is single with impact
Unit include column and the reflecting mirror being arranged on column, crossbeam, vertical guide rail, the second illuminating lamp, self-align camera head and
Laser head；Described column and vertical guide rail are vertically-mounted, and crossbeam is horizontally mounted, and described second illuminating lamp is arranged on crossbeam, institute
State self-align camera head and laser head is installed on vertical guide rail, can move up and down along guide rail；Described reflecting mirror is positioned at vertical
Above straight guide, it is used for directing a laser to laser head.
Band muscle wallboard laser shot forming system the most according to claim 2, it is characterised in that described laser head mainly by
Reflecting mirror group, prism and focus adjustment mirror group composition；Described reflecting mirror group is for adjusting the reflection path of laser beam, described
Prism is orthopedic for laser, and described focus adjustment mirror group is for regulating the focal length of laser.
Band muscle wallboard laser shot forming system the most according to claim 2, it is characterised in that described self-align shooting dress
Put to use and be automatically positioned camera head equipped with high-speed camera.
Band muscle wallboard laser shot forming system the most according to claim 2, it is characterised in that described location is single with impact
Unit includes the energy-absorbing layer for improving laser energy absorption；Described energy-absorbing layer covers in the front of band muscle wallboard.
Band muscle wallboard laser shot forming system the most according to claim 2, it is characterised in that described location is single with impact
Unit includes the reference point for improving positioning precision；Described reference point is sprayed on the front of band muscle wallboard, in regular distribution.
Band muscle wallboard laser shot forming system the most according to claim 1, it is characterised in that described dynamic monitoring unit
Including the developing agent microdot for carrying out dynamic monitoring；Described developing agent microdot is distributed in the back side of band muscle wallboard.
8., according to the manufacturing process of the band muscle wallboard laser shot forming system described in any one of claim 1 to 7, its feature exists
In, comprise the steps:
Step S1: by the self-align camera head of location with impact unit, whole band muscle wallboard is carried out imaging, pass through metal
Shot-peening approximate region delimited in each corner of plate, delimit each positioning unit by the location reference point on plate；
Step S2: be input in integrating control unit in shot-peening path, during shot-peening, positions with impact unit by making by oneself
Position camera head, comes positioning process path according to positioning unit determined by location reference point, and is engraved in shaping work when determining this
The coordinate of shot-peening position on part；
Step S3: fed back by the deformation and dynamic monitoring unit being collected from the band muscle wallboard of positioning shooting device feedback
The wallboard back side and the deformation of plate muscle and dynamic strain situation, integrating control unit sends instruction to clamping unit, to band muscle wallboard
Position be adjusted, it is ensured that vertically injecting of laser peening position；
Step S4: according to processing route, next anchor point is carried out laser peening operation, until completing whole processing route.
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| CN111823146A (en) * | 2020-07-16 | 2020-10-27 | 芜湖乐维汽车装备设计有限公司 | Shot blasting frame for metal safety frame of automobile |
| CN114985938A (en) * | 2022-06-08 | 2022-09-02 | 江苏大学 | Method for preparing aluminum alloy super-hydrophobic surface by flat-top laser shot blasting |
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