CN106191422A - The method and apparatus that the wheel strengthening of automobile booster Cast aluminium alloy gold leaf is lengthened the life - Google Patents
The method and apparatus that the wheel strengthening of automobile booster Cast aluminium alloy gold leaf is lengthened the life Download PDFInfo
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- CN106191422A CN106191422A CN201610547832.4A CN201610547832A CN106191422A CN 106191422 A CN106191422 A CN 106191422A CN 201610547832 A CN201610547832 A CN 201610547832A CN 106191422 A CN106191422 A CN 106191422A
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
- C21D10/005—Modifying the physical properties by methods other than heat treatment or deformation by laser shock processing
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
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Abstract
The invention provides the method and apparatus that the wheel strengthening of a kind of automobile booster Cast aluminium alloy gold leaf is lengthened the life.Comprising: laser instrument, mechanical hand, sniffing robot, impact detector, industrial computer, Tu Shui robot, lathe, ultrasonic apparatus for cold rolling；Wherein mechanical hand is used for accommodating impeller, Tu Shui robot is for treating that shock surface applies moisture film and forms restraint layer, sniffing robot is used for moving impact detector makes it be close to treat the shock surface back side, industrial computer, for controlling laser instrument, mechanical hand, sniffing robot, impact detector, the collaborative work of Tu Shui robot, completes laser impact intensified process.
Description
Technical field
The present invention relates to automotive field, a kind of automobile booster Cast aluminium alloy gold leaf wheel method of lengthening the life of strengthening with
Device.
Technical background
The application of turbocharged engine, improves performance and the stability of ground transportation equipment so that ground transportation sets
Standby loading capacity ability strengthens, it is possible to competent more heavy load, the work that environment is more severe.Supercharger Cast aluminium alloy gold leaf wheel is
The key components and parts of turbine acceleration motor, directly affects the overall service life of electromotor its service life, along with super
Large-engineering is more and more higher to the requirement of ground load transportation equipment, and working environment is more severe, the life-span to supercharging impeller
Requiring stricter, traditional resisting fatigue schedule of reinforcement has been difficult to meet the high life requirement of impeller, therefore introduces new
Strengthening mechanism be extremely necessary.
Laser impact intensified as a kind of novel Anti-fatigue manufacture reinforcement process, it is possible to form the degree of depth relatively at piece surface
Big residual stress layer, is substantially improved the service life of part, is the only selection for strengthening high life impeller, but aluminum closes
The defects such as gold casting impeller can produce the most unavoidably and be mingled with, pore, these defects are through suitable laser-impact work
Its impact on impeller bulk life time can be weakened, it is therefore desirable in strengthening process, carry out synchronous detecting come constantly after skill strengthening
Optimize laser impact intensified parameter.
The present invention is directed to actual demand and propose method and the dress that the wheel strengthening of a kind of automobile booster Cast aluminium alloy gold leaf is lengthened the life
Putting, it can be carried out defects detection and optimize strengthening parameter while strengthening part, complete in combination with ultrasonic cold-rolling process
The strengthening of integral wheel in pairs.
Summary of the invention
Taking turns manufacturing status quo based on automobile booster Cast aluminium alloy gold leaf, the present invention proposes a kind of automobile booster Cast aluminium alloy
The method and apparatus that gold leaf wheel complex intensifying is lengthened the life.
One aspect of the present invention provides a kind of automobile booster Cast aluminium alloy gold leaf device that wheel complex intensifying is lengthened the life, its bag
Include: laser instrument, at least one mechanical hand, sniffing robot, impact detector, industrial computer, Tu Shui robot, lathe and ultrasonic cold
Rolling device, it is characterised in that a described mechanical hand is used for clamping described automobile booster Cast aluminium alloy gold leaf wheel, described painting water
Robot for described automobile booster Cast aluminium alloy gold leaf wheel treat shock surface apply moisture film to form restraint layer, described spy
Survey robot for move described impact detector make its be close to described in treat the back side of shock surface, described lathe is used for clamping
Ultrasonic apparatus for cold rolling so that it is rotate and enter inside impeller shaft hole, carries out cold rolling strengthening, and described industrial computer is used for controlling
Laser instrument, mechanical hand, sniffing robot, impact detector and the collaborative work of Tu Shui robot, complete laser impact intensified mistake
Journey.
Further, described impact detector is made up of rubber ring, displacement detector, shell, two-way air pump and data wire,
Described displacement detector is positioned at described shell for carrying out impact detection and described data wire for transmitting impact detection knot
Really data, described rubber ring is positioned at one end of described shell laminating detected surface, when carrying out impact detection, described two-way air pump
Extract a certain amount of gas in shell out, make impact detector preferably be attached to and need to detect surface, and when needing impact detector
When end impact detection needs to separate with detection surface, two-way air pump injects gas in shell, facilitates dividing of impact detector
From.
Further, described ultrasonic apparatus for cold rolling is by connecting rod, and ultrasonic vibration exciter, ultrasound-enhanced head forms；Carry out ultrasonic
During cold rolling operation, ultrasound-enhanced head is moved to described automobile booster Cast aluminium alloy gold leaf axle hole by described lathe clamping connecting rod
Inside, ultrasonic vibration exciter is started working so that ultrasound-enhanced head constantly collides form invigoration effect, simultaneously institute with axis hole hole wall
State lathe drivening rod to rotate, it is ensured that the uniform strengthening of axis hole hole wall.
The opposing party of the present invention additionally provides the method that a kind of automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life, its
Taking turns, based on described automobile booster Cast aluminium alloy gold leaf, the device that complex intensifying is lengthened the life, it concretely comprises the following steps:
(1) the three-dimensional dimension information of described impeller is inputted industrial computer, and determine the region needing impact；
(2) needed for described impeller, laser impact intensified region coating absorbed layer is carried out；
(3) impeller described in manipulator clamping adjust its attitude, enables the region that laser irradiation need to be strengthened；
(4) another manipulator clamping impact detector is adsorbed in the back side of shock zone, is used for detecting impact and detection
Signal；
(5) Tu Shui robot applies uniform moisture film treating on shock surface, and laser instrument is started working, and carries out described impeller
Shock peening；
(6), after laser-impact processes impeller surface region, ultrasonic apparatus for cold rolling carries out cold rolling strengthening to impeller shaft hole inside.
Further, by the internal flaw of described impact detector monitoring shock zone.
Further, when carrying out shock peening, laser instrument first sends a weak laser pulse, is used for coordinating described punching
Hitting detector and judge shock zone whether existing defects, described industrial computer selects the parameter being suitable for according to judged result from data base
Shock peening is carried out with path.
It is an advantage of the current invention that:
1. the intensifying method that the present invention proposes can find the defect in part while strengthening.
2., according to the workmanship of part, constantly optimize impact and produce, it is thus achieved that optimum strengthening effect.
3. pair laser beam unapproachable non-stressed concentration zones carries out, by ultrasonic cold rolling mode, the cost that strengthening is saved,
Improve efficiency.
4. the impact detector that the present invention proposes can also use separately as detection equipment.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is apparatus of the present invention integral layout figures；
Fig. 2 is impact detector operating diagram of the present invention；
Fig. 3 is impact detector structure chart；
Fig. 4 is ultrasonic apparatus for cold rolling structure chart；
Fig. 5 is ultrasonic apparatus for cold rolling operating diagram；
Fig. 6 is stress wave reflection schematic diagram；
Fig. 7 is part defect surge waveform comparison diagram.
Specific embodiment
Following example are used for illustrating the present invention, but are not to limit the present invention.Describe the present invention below in conjunction with the accompanying drawings in detail
The details of the method and device proposed and working condition.
Embodiment one.
Assembly of the invention is as Figure 1-5.Specifically include that laser instrument 5, mechanical hand 1, sniffing robot 2, impact detection
Device 9, industrial computer 6, Tu Shui robot 3, lathe 19, ultrasonic apparatus for cold rolling 20.
Impact detector 9 is by rubber ring 11, displacement detector 12, shell 10, two-way air pump 14, and data wire 13 forms.Rubber
Cushion rubber 11 is used for facilitating impact detector 9 laminating need to detect surface, two-way air pump 14 be used for extracting shell 10 out in a certain amount of gas
Body, makes impact detector 9 preferably be attached to and need to detect surface, when needs impact detector 9 separates with detection surface, two-way
Air pump 4 injects gas in shell 10, facilitates the separation of impact detector 9, data wire 13 to connect industrial computer 6, is used for uploading number
According to.
Ultrasonic apparatus for cold rolling 20 is by connecting rod 15, ultrasonic vibration exciter 16, ultrasound-enhanced 17 composition.Lathe clamping connecting rod 15 will
The axis hole 19 moving to impeller 7 for ultrasound-enhanced 17 is internal, and ultrasonic excitation device 16 is started working, make ultrasound-enhanced 17 continuous
Forming invigoration effect with the collision of axis hole 19 hole wall, lathe 18 drivening rod 16 rotates simultaneously, it is ensured that axis hole 19 hole wall equal
Even strengthening.
Carry out strengthening lengthen the life operation time, follow the steps below.
(1) first the three-dimensional dimension information of impeller 7 is inputted industrial computer 6, and determine the region needing impact.Impact zone
Territory is generally leading edge and the aerofluxus limit of impeller 7.
(2) needed for impeller 7, laser impact intensified region coating absorbed layer 3 is then carried out.
(3) mechanical hand 1 accommodates impeller and adjusts its attitude, enables the region that laser irradiation need to be strengthened.
(4) sniffing robot 2 clamps impact detector 9 and is adsorbed in the back side of shock zone 8, is used for detecting impact and detection
Signal.
(5) Tu Shui robot 4 is treating to apply on shock surface 8 uniform moisture film, and laser instrument 5 is started working, and carries out impeller 7
Shock peening.If there is pore b or other defect in shock zone 8, then the impedance of shock zone depth direction occurs uneven,
According to the propagation characteristic of stress wave, stress wave a will carry out multiple reflections in the depth direction, then after shock wave terminates,
The dorsal area of shock zone receives the effect of reflection stress wave c and will appear from many secondary undulations, and impact detector 9 captures shock zone
The surface displacement waveform at 8 backs, as it is shown in fig. 7, waveform f is unlimited defect makes shock zone back side displacement waveform, waveform g is for having
During defect, shock zone back waveform, it can be clearly seen that after shock wave main peak effect terminates, waveform g occurs in that again some
More come to a point peak, and f waveform does not has this phenomenon, it can be determined that goes out shock zone existing defects, now produces according to routine and carry out
Impact will produce unfavorable effect, and then laser power density is adjusted by industrial computer 6 according to impact detector 9 feedack
Whole, strengthen the impact of defect peripheral region simultaneously.
(6), after laser-impact processes region, impeller 7 surface, laser 18 clamps ultrasonic apparatus for cold rolling 20 to impeller 7 axis hole 19
Inside carries out ultrasonic cold rolling strengthening.
Embodiment two.
On the one hand the present embodiment provides a kind of automobile booster Cast aluminium alloy gold leaf device that wheel complex intensifying is lengthened the life, its bag
Include: laser instrument, at least one mechanical hand, sniffing robot, impact detector, industrial computer, Tu Shui robot, lathe and ultrasonic cold
Rolling device, it is characterised in that a described mechanical hand is used for clamping described automobile booster Cast aluminium alloy gold leaf wheel, described painting water
Robot for described automobile booster Cast aluminium alloy gold leaf wheel treat shock surface apply moisture film to form restraint layer, described spy
Survey robot for move described impact detector make its be close to described in treat the back side of shock surface, described lathe is used for clamping
Ultrasonic apparatus for cold rolling so that it is rotate and enter inside impeller shaft hole, carries out cold rolling strengthening, and described industrial computer is used for controlling
Laser instrument, mechanical hand, sniffing robot, impact detector and the collaborative work of Tu Shui robot, complete laser impact intensified mistake
Journey.
Further, described impact detector is made up of rubber ring, displacement detector, shell, two-way air pump and data wire,
Described displacement detector is positioned at described shell for carrying out impact detection and described data wire for transmitting impact detection knot
Really data, described rubber ring is positioned at one end of described shell laminating detected surface, when carrying out impact detection, described two-way air pump
Extract a certain amount of gas in shell out, make impact detector preferably be attached to and need to detect surface, and when needing impact detector
When end impact detection needs to separate with detection surface, two-way air pump injects gas in shell, facilitates dividing of impact detector
From.
Further, described ultrasonic apparatus for cold rolling is by connecting rod, and ultrasonic vibration exciter, ultrasound-enhanced head forms；Carry out ultrasonic
During cold rolling operation, ultrasound-enhanced head is moved to described automobile booster Cast aluminium alloy gold leaf axle hole by described lathe clamping connecting rod
Inside, ultrasonic vibration exciter is started working so that ultrasound-enhanced head constantly collides form invigoration effect, simultaneously institute with axis hole hole wall
State lathe drivening rod to rotate, it is ensured that the uniform strengthening of axis hole hole wall.
The present embodiment the opposing party additionally provides the method that a kind of automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life,
It takes turns, based on described automobile booster Cast aluminium alloy gold leaf, the device that complex intensifying is lengthened the life, and it concretely comprises the following steps:
(1) the three-dimensional dimension information of described impeller is inputted industrial computer, and determine the region needing impact；
(2) needed for described impeller, laser impact intensified region coating absorbed layer is carried out；
(3) impeller described in manipulator clamping adjust its attitude, enables the region that laser irradiation need to be strengthened；
(4) another manipulator clamping impact detector is adsorbed in the back side of shock zone, is used for detecting impact and detection
Signal；
(5) Tu Shui robot applies uniform moisture film treating on shock surface, and laser instrument is started working, and carries out described impeller
Shock peening；
(6), after laser-impact processes impeller surface region, ultrasonic apparatus for cold rolling carries out cold rolling strengthening to impeller shaft hole inside.
Further, by the internal flaw of described impact detector monitoring shock zone.
Further, when carrying out shock peening, laser instrument first sends a weak laser pulse, is used for coordinating described punching
Hitting detector and judge shock zone whether existing defects, described industrial computer selects the parameter being suitable for according to judged result from data base
Shock peening is carried out with path.
Embodiment three.
The invention provides the method that a kind of automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life.
Automobile supercharging Cast aluminium alloy gold leaf wheel has the most unavoidably and is mingled with and gas hole defect, if part is contained within
The size field trash more than 0.5mm, then the effect of laser peening can be affected, and needs this region is carried out local optimum punching
Hit, therefore in impact process, the defect of shock zone is monitored and real-time monitoring in real time.
The automobile booster Cast aluminium alloy gold leaf of the present embodiment takes turns the method that complex intensifying is lengthened the life, and it concretely comprises the following steps:
(1) the three-dimensional dimension information of impeller is inputted industrial computer, and determine the region needing impact.
(2) needed for impeller, laser impact intensified region coating absorbed layer is carried out.
(3) mechanical hand accommodates impeller and adjusts its attitude, enables the region that laser irradiation need to be strengthened.
(4) another manipulator clamping impact detector is adsorbed in the back side of shock zone, is used for detecting impact and detection
Signal.
(5) Tu Shui robot applies uniform moisture film treating on shock surface, and laser instrument is started working, and impacts impeller
Strengthening.
(6), after laser-impact processes impeller surface region, impeller shaft hole inside is carried out cold rolling strengthening.
Wherein, described impact detector is for monitoring the internal flaw of shock zone.Its operation principle is: if shock zone
Inside there is pore or other defect, then the impedance of shock zone depth direction occurs uneven, according to the propagation characteristic of stress wave,
Stress wave will carry out multiple reflections in the depth direction, then, after shock wave terminates, the dorsal area of shock zone will go out
The most secondary undulations, the displacement waveform on impact detector capture impact dorsal area surface, go out by analyzing shock wave waveform peak
Existing number of times and size, and compare with the clear-stuff waveform in data base and judge whether shock zone exists and be mingled with
Or pore.Judge that rear industrial computer adjusts laser-impact parameter and path by analysis result, defective region has been carried out
Special process impacts.
This method is when carrying out shock peening, and laser instrument first sends a weak laser pulse, is used for coordinating impact detector
Judge shock zone whether existing defects, select from data base according to judged result industrial computer the parameter being suitable for carry out with path again
Shock peening.
It addition, in the method, impeller shaft hole is strengthened the ultrasonic cold rolling mode of employing.
Embodiment four.
Present embodiments provide the device that a kind of automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life, mainly wrap
Include: laser instrument, mechanical hand, sniffing robot, impact detector, industrial computer, Tu Shui robot, lathe, ultrasonic apparatus for cold rolling.
Wherein mechanical hand is used for accommodating impeller, and Tu Shui robot is used for treating that shock surface applies moisture film and forms restraint layer,
Sniffing robot is used for moving impact detector makes it be close to treat the shock surface back side.Industrial computer is used for controlling laser instrument, machinery
Hands, sniffing robot, impact detector, the collaborative work of Tu Shui robot, complete laser impact intensified process.
Lathe is used for clamping ultrasonic apparatus for cold rolling so that it is rotates and enters inside impeller shaft hole, carry out cold rolling by force
Change.
Described impact detector in the present embodiment is by rubber ring, displacement detector, shell, two-way air pump, data line group
Become.Rubber ring is used for facilitating impact detector laminating need to detect surface, two-way air pump be used for extracting shell out in a certain amount of gas,
Make impact detector preferably be attached to and need to detect surface, when needs impact detector separates with detection surface, two-way air pump
In shell, inject gas, facilitate the separation of impact detector.
And described ultrasonic apparatus for cold rolling is by connecting rod, ultrasonic vibration exciter, ultrasound-enhanced head forms.Lathe clamping connecting rod is by ultrasonic
Ultrasound-enhanced head moves to inside impeller shaft hole, and ultrasonic excitation device is started working, and makes ultrasound-enhanced head constantly and axis hole hole wall
Collision forms invigoration effect, and lathe drivening rod rotates simultaneously, it is ensured that the uniform strengthening of axis hole hole wall.
Understand based on above example, the present invention is directed to actual demand and propose a kind of automobile booster Cast aluminium alloy gold leaf wheel
The method and apparatus that strengthening is lengthened the life, it can be carried out defects detection and optimize strengthening parameter, simultaneously while strengthening part
The strengthening to integral wheel is completed in conjunction with ultrasonic cold-rolling process.
Although the detailed description of the invention to the present invention gives detailed description and illustrates above, but it should be noted that
We can carry out various equivalence according to the conception of the present invention to above-mentioned embodiment and change and amendment, and function produced by it is made
With contained without departing from description spiritual time, all should be within protection scope of the present invention.
Claims (6)
1. the device that automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life, comprising: laser instrument, at least one machine
Tool hands, sniffing robot, impact detector, industrial computer, Tu Shui robot, lathe and ultrasonic apparatus for cold rolling, it is characterised in that one
The most described mechanical hand is used for clamping described automobile booster Cast aluminium alloy gold leaf wheel, and described Tu Shui robot is for described automobile
Supercharger Cast aluminium alloy gold leaf wheel treats that shock surface applies moisture film to form restraint layer, and described sniffing robot is described in mobile
Impact detector make its be close to described in treat the back side of shock surface, described lathe is used for clamping ultrasonic apparatus for cold rolling so that it is one
Limit rotates while entering inside impeller shaft hole, carries out cold rolling strengthening, and described industrial computer is used for controlling laser instrument, mechanical hand, detection
Robot, impact detector and the collaborative work of Tu Shui robot, complete laser impact intensified process.
The device that a kind of automobile booster Cast aluminium alloy gold leaf the most as claimed in claim 1 wheel complex intensifying is lengthened the life, its feature
Being: described impact detector is made up of rubber ring, displacement detector, shell, two-way air pump and data wire, described displacement detects
Device is positioned at described shell for carrying out impact detection and described data wire for transmitting impact result of detection data, described rubber
Cushion rubber is positioned at one end of described shell laminating detected surface, and when carrying out impact detection, described two-way air pump extracts in shell one out
Quantitative gas, makes impact detector preferably be attached to and need to detect surface, and when needing impact detector to terminate impact detection
When needing to separate with detection surface, two-way air pump injects gas in shell, facilitates the separation of impact detector.
The device that a kind of automobile booster Cast aluminium alloy gold leaf the most as claimed in claim 2 wheel complex intensifying is lengthened the life, its feature
It is: described ultrasonic apparatus for cold rolling is by connecting rod, and ultrasonic vibration exciter, ultrasound-enhanced head forms；When carrying out ultrasonic cold rolling operation, described
Ultrasound-enhanced head is moved to inside described automobile booster Cast aluminium alloy gold leaf axle hole by lathe clamping connecting rod, ultrasonic vibration exciter
Starting working so that ultrasound-enhanced head constantly collides form invigoration effect with axis hole hole wall, the most described lathe drivening rod enters
Row rotates, it is ensured that the uniform strengthening of axis hole hole wall.
4. the method that automobile booster Cast aluminium alloy gold leaf wheel complex intensifying is lengthened the life, it is based on the vapour described in claim 3
Car supercharger Cast aluminium alloy gold leaf takes turns the device that complex intensifying is lengthened the life, and it concretely comprises the following steps:
(1) the three-dimensional dimension information of described impeller is inputted industrial computer, and determine the region needing impact；
(2) needed for described impeller, laser impact intensified region coating absorbed layer is carried out；
(3) impeller described in manipulator clamping adjust its attitude, enables the region that laser irradiation need to be strengthened；
(4) another manipulator clamping impact detector is adsorbed in the back side of shock zone, is used for detecting impact and detection signal；
(5) Tu Shui robot applies uniform moisture film treating on shock surface, and laser instrument is started working, and impacts described impeller
Strengthening；
(6), after laser-impact processes impeller surface region, ultrasonic apparatus for cold rolling carries out cold rolling strengthening to impeller shaft hole inside.
5. the method that automobile booster Cast aluminium alloy gold leaf wheel complex intensifying as claimed in claim 4 is lengthened the life, it is characterised in that
Internal flaw by described impact detector monitoring shock zone.
6. the method that automobile booster Cast aluminium alloy gold leaf wheel complex intensifying as claimed in claim 5 is lengthened the life, it is characterised in that
When carrying out shock peening, laser instrument first sends a weak laser pulse, is used for coordinating described impact detector to judge impact zone
Territory whether existing defects, it is strong that described industrial computer selects the parameter being suitable for and path to carry out impact according to judged result from data base
Change.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547832.4A CN106191422B (en) | 2016-07-11 | 2016-07-11 | Automobile booster cast aluminium alloy gold impeller strengthens the method and apparatus lengthened the life |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547832.4A CN106191422B (en) | 2016-07-11 | 2016-07-11 | Automobile booster cast aluminium alloy gold impeller strengthens the method and apparatus lengthened the life |
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| CN106191422B CN106191422B (en) | 2017-12-01 |
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| CN110732777A (en) * | 2019-10-18 | 2020-01-31 | 扬州镭奔激光科技有限公司 | double-robot linkage interference-free laser shock strengthening method |
| CN110732777B (en) * | 2019-10-18 | 2021-11-16 | 扬州镭奔激光科技有限公司 | Double-robot linkage interference-free laser shock peening method |
| GB2610001A (en) * | 2021-08-16 | 2023-02-22 | Univ Qingdao Technology | Automated LSP process equipment system for aero-engine blade |
| GB2610001B (en) * | 2021-08-16 | 2023-12-13 | Univ Qingdao Technology | Automated LSP process equipment system for aero-engine blade |
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