CN105261926B - A kind of laser head, laser and application method comprising the laser head - Google Patents
A kind of laser head, laser and application method comprising the laser head Download PDFInfo
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- CN105261926B CN105261926B CN201510784847.8A CN201510784847A CN105261926B CN 105261926 B CN105261926 B CN 105261926B CN 201510784847 A CN201510784847 A CN 201510784847A CN 105261926 B CN105261926 B CN 105261926B
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Abstract
The present invention relates to a kind of laser heads, laser and application method comprising the laser head, belong to laser apparatus technical field, laser head includes transitional cylinder, light guide section and light-emitting window, one end of the light guide section is provided with transitional cylinder, its other end is provided with light-emitting window, the transitional cylinder and light guide section are set as vertical structure, and both described joint is provided with reflection microscope group, integral microscope group is provided at the light-emitting window, the application range of the effective expansion of laser light melting and coating technique of the present invention, the long service life of each component, simultaneously, with flexibility ratio height, it is practical, safety coefficient is high, the characteristics of improving cladding operability inside hollow member.
Description
Technical field
The invention belongs to laser apparatus technical field, a kind of laser head, swashing comprising the laser head are related in particular to
Light device and application method.
Background technique
Laser melting and coating technique is a kind of new process for modifying surface, by adding cladding material in substrate surface, and is utilized
The method that the laser beam of high-energy-density is allowed to the consolidation together with substrate surface thin layer, being formed in substrate surface with it is metallurgical bonding
Filling cladding layer, can significantly improve wear-resisting, anti-corrosion, heat-resisting, the anti-oxidant and electrical characteristic of substrate surface.
With built-up welding, spraying, plating and gas phase sedimentary facies ratio, laser melting coating has small dilution, dense structure, coating and base
Body is combined, is suitble to the features such as cladding material is more, granularity and changes of contents are big, and therefore, laser melting and coating technique application prospect is very
It is wide.
Currently, laser is mainly used in the renovation technique of outer surface of workpiece, due to semiconductor laser and optical-fiber laser
Device compact can be applied to heavy caliber hollow member inner wall/inner hole melting and coating process of the diameter at 1 meter or more, existing
Laser cannot still be applied in diameter in 1 meter of hollow member below, and the development prospect of laser melting and coating technique is seriously restrict；
In addition, the heat for causing it to distribute is big due to the high-energy density of laser, the service life of each component of laser head is influenced.Therefore,
Urgently research and develop the laser head and laser of a kind of hollow member inside cladding suitable for various specifications type.
Summary of the invention
For various deficiencies of the prior art, to solve the above-mentioned problems, it is proposed that a kind of effective expansion of laser light cladding skill
The application range of art, the long service life of each component, flexibility ratio are high, practical, safety coefficient is high, improve inside hollow member
The laser head of cladding operability, the laser comprising the laser head and application method.
To achieve the above object, the present invention provides the following technical solutions：
A kind of laser head, including transitional cylinder, light guide section and light-emitting window, one end of the light guide section are provided with transitional cylinder,
The other end is provided with light-emitting window, and the transitional cylinder and light guide section are set as vertical structure, and both described joint is provided with
Microscope group is reflected, is provided with integral microscope group at the light-emitting window.
Further, the reflection microscope group includes microscope base one and reflecting mirror, and the reflecting mirror is arranged in microscope base one, and described
The angle of reflecting mirror and horizontal plane is 44-46 °, and the back side of the reflecting mirror is provided with reflection mirror cover.
Further, the microscope base one, reflecting mirror are internally provided with adjustment hole one, set inside the reflection mirror cover, reflecting mirror
It is equipped with adjustment hole two, the adjustment hole one is internally provided with internal screw thread.
Further, the reflection microscope group further includes regulating part, and the regulating part surface is provided with matched outer with internal screw thread
Screw thread, the regulating part include regulating part one, regulating part two and regulating part three, and the regulating part one is through reflecting mirror lid, reflection
The through-hole two of mirror is connect with the adjustment hole one of microscope base one, and the top of the regulating part two is located in the adjustment hole two of reflecting mirror lid
Portion, its underpart are connect through the adjustment hole two of reflecting mirror with the adjustment hole one of microscope base one, and the lower part of the regulating part three is through anti-
Penetrate the adjustment hole two of mirror cover and the adjustment hole one of reflecting mirror.
Further, the integral microscope group includes microscope base two and integral mirror, and the integral mirror is arranged in microscope base two, and described
Integral mirror is oppositely arranged with mirror parallel, is provided with fixed part between the microscope base two and transitional cylinder, the integral microscope group with
Light guide section joint is provided with insulation part, and the insulation part is set as heat insulating mattress or heat-insulated column.
Further, the light guide section and reflection microscope group joint are provided with regulating device, and the regulating device includes phase
The scroll bar and turbine matched, the turbine are connect with light guide section, are provided with scroll bar above the turbine.
Further, the reflection mirror cover, cooling end is provided at microscope base two, the cooling end includes water inlet, water outlet
Mouth and cooling chamber, the water inlet, water outlet are connect with cooling chamber respectively.
Further, the light guide section includes at least one light conducting cylinder, and the end of the light conducting cylinder is provided with fastener, described
It is set as smoke outlet on transitional cylinder, is provided with smoking apparatus at the smoke outlet.
In addition, including above-described laser head the present invention also provides a kind of laser.
In addition, including the following steps the present invention also provides a kind of application method of laser head：
(1) according to the length to cladding hollow member, increase the quantity of the light conducting cylinder, pass through between adjacent light conducting cylinder
Laser head and laser, are attached by fastener connection by the transitional cylinder, and light modulation sample block is placed at light-emitting window；
(2) feux rouges and laser are emitted by the laser source of the laser, passes through the regulating part and adjustment hole one, adjustment hole
The angle of the reflecting mirror and horizontal plane is adjusted in two mating reaction, and the feux rouges is promoted to be located at the center of reflecting mirror；
(3) feux rouges successively passes through the light conducting cylinder, integral mirror after the reflex of reflecting mirror, most afterwards through going out light
Mouth is emitted on the light modulation sample block, completes Dimming operation；
(4) feux rouges is closed, and laser head is placed in inside cladding hollow member；
(5) by the synergistic effect of the scroll bar and turbine, the light direction of the laser is adjusted, to described in cladding
The inner hole of empty component/inner wall carries out cladding.
The beneficial effects of the invention are as follows：
1, the transitional cylinder and light guide section are set vertical structure by the present invention, in the reflection microscope group and integrates microscope group
Under cooperation effect, inside the laser aiming to hollow member of laser transmitting, laser melting and coating technique is effectively expanded
Application range.
2, the present invention is internally provided with cooling end in reflection mirror cover and microscope base two, carries out water to the reflecting mirror and integral mirror
Cold heat dissipation effectively reduces laser heat dissipation damage caused by reflecting mirror, integral mirror, significantly improves reflecting mirror, integral mirror
Service life.
3, the present invention is provided with insulation part in integral microscope group and light guide section joint, effectively avoids producing in laser cladding process
Raw heat transfer further extends the service life of each component at light guide section and reflection microscope group.
4, the present invention is provided with regulating device and regulating part, under both described mating reaction, adjusts the outgoing of laser
Angle has the characteristics that flexibility ratio is high, practical.
5, the present invention can increase the quantity of light conducting cylinder according to the length to cladding hollow member, meanwhile, the fixed part
Help to increase the stability of entire laser head, safety coefficient is high.
6, the present invention passes through the synergistic effect of scroll bar and turbine, and the light guide section and integral microscope group is driven to realize 360 ° of rotations
Turn, improves the operability of cladding inside hollow member.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is overall structure diagrammatic cross-section of the invention；
Fig. 3 is reflection microscope group structural schematic diagram of the invention；
Fig. 4 is reflection mirror cover structural schematic diagram of the invention；
Fig. 5 is reflection mirror cover A-A diagrammatic cross-section of the invention；
Fig. 6 is reflection mirror cover B-B diagrammatic cross-section of the invention；
Fig. 7 is regulating device structural schematic diagram of the invention；
Fig. 8 is regulating device diagrammatic cross-section of the invention；
Fig. 9 is cooling end structural schematic diagram of the invention；
Figure 10 is heat-insulated rod structure schematic diagram of the invention.
In attached drawing：Transitional cylinder 1, light guide section 2, light conducting cylinder 21, fastener 22, reflection microscope group 3, reflecting mirror 31, microscope base 1,
Reflection mirror cover 33, integral mirror 41, microscope base 2 42, regulating device 5, scroll bar 51, turbine 52, protection device of air 6, is sent integral microscope group 4
Powder device 7, fixed part 9, cooling end 10, water inlet 101, water outlet 102, cooling chamber 103, smoking apparatus 11, is adjusted light-emitting window 8
Save part 1, regulating part 2 13, regulating part 3 14, adjustment hole 1, adjustment hole 2 16, smoke outlet 17, insulation part 18, heat-insulated column
19。
Specific embodiment
It is right below with reference to attached drawing of the invention in order to make those skilled in the art more fully understand technical solution of the present invention
Technical solution of the present invention carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist
Other similar embodiments obtained under the premise of creative work are not made, shall fall within the protection scope of the present application.
Embodiment one：
As shown in Figure 1, a kind of laser head, including transitional cylinder 1, light guide section 2 and light-emitting window 8, one end of the light guide section 2 are set
It is equipped with transitional cylinder 1, the other end is provided with light-emitting window 8, dust feeder 7 and protection device of air 6 are provided at the light-emitting window 8,
The dust feeder 7 includes feeding head and fixed part, and the feeding head is internally provided with cooling end 10, and the feeding head can edge
Fixed part sliding, be conveniently adjusted powder feeding angle, the protection device of air 6 from top to bottom successively including gas curtain portion and light-blocking part,
The light-blocking part is internally provided with cooling end 10, and the light-blocking part can effectively prevent the slag generated in cladding process to be splashed into
In laser head, avoid damaging each component.
The transitional cylinder 1 and light guide section 2 are set as vertical structure, and both described joint is provided with reflection microscope group 3,
It is provided with integral microscope group 4 at the light-emitting window 8, in the reflection microscope group 3 and under integrating the cooperation effect of microscope group 4, will swash
Inside the laser aiming to hollow member of light device transmitting, the application range of laser melting and coating technique is effectively expanded.
As shown in Figure 1 and Figure 2, the light guide section 2 includes at least one light conducting cylinder 21, and the end of the light conducting cylinder 21 is arranged
There is fastener 22, the fastener 22 links together adjacent light conducting cylinder 21, can be according to the length to cladding hollow member
Degree increases the quantity of light conducting cylinder 21, realizes that length is the inside melting and coating process of the hollow member of 3-4m, the microscope base 2 42 and mistake
It crosses between cylinder 1 and is provided with fixed part 9, the fixed part 9 helps to increase the stability of entire laser head, and safety coefficient is high, institute
It states and is set as smoke outlet 17 on transitional cylinder 1, smoking apparatus 11 is provided at the smoke outlet 17, the light conducting cylinder 21 uses black
Anodized can effectively prevent laser is reflective to cause 21 superheating phenomenon of light conducting cylinder.
The integral microscope group 4 includes microscope base 2 42 and integral mirror 41, and the integral mirror 41 is arranged in microscope base 2 42, and institute
It states integral mirror 41 to be oppositely arranged in parallel with reflecting mirror 31, the integral mirror 41 is set as bronze mirror.
As shown in Fig. 1, Fig. 3 and Fig. 9, it is provided with cooling end 10 at the reflection mirror cover 33, microscope base 2 42, to described anti-
It penetrates mirror 31 and integral mirror 41 carries out water-cooling, effectively reduce laser and radiate to damage caused by reflecting mirror 31, integral mirror 41,
Significantly improve the service life of reflecting mirror 31, integral mirror 41
The cooling end 10 includes water inlet 101, water outlet 102 and cooling chamber 103, the water inlet 101, water outlet
102 connect with cooling chamber 103 respectively, and the water inlet 101 connects cold water source by hose, and the cold water is in cooling chamber 103
After circulation, it is discharged through the water outlet 102, and take away partial heat, the hose surface is provided with thermal insulation layer, the thermal insulation layer
It is set as aluminium-foil paper or masking foil.
Embodiment two：
As shown in Figure 2 and Figure 3, the reflection microscope group 3 includes microscope base 1 and reflecting mirror 31, and the setting of reflecting mirror 31 exists
In microscope base 1, and the angle of reflecting mirror 31 and horizontal plane is 44-46 °, and the back side of the reflecting mirror 31 is provided with reflection mirror cover
33, molybdenum film is provided on the reflective surface of the reflecting mirror 31, effectively prevent laser to radiate, the microscope base 1 is set as.
As seen in figures 3-6, the microscope base 1, reflecting mirror 31 are internally provided with adjustment hole 1, the reflection mirror cover 33,
Reflecting mirror 31 is internally provided with adjustment hole 2 16, and the adjustment hole 1 is internally provided with internal screw thread, and the reflection microscope group 3 is also wrapped
Regulating part is included, the regulating part surface is provided with to include regulating part 1, adjust with the matched external screw thread of internal screw thread, the regulating part
Part 2 13 and regulating part 3 14 are saved, the regulating part 1, regulating part 2 13 and regulating part 3 14 set at least to three, side
Just the angle of the reflecting mirror 31 is adjusted.
The regulating part 1 is through reflection mirror cover 33, the through-hole 2 16 of reflecting mirror 31 and the adjustment hole 1 of microscope base 1
Connection, the regulating part 1 will reflect mirror cover 33, reflecting mirror 31 and link together with microscope base 1, loosen the adjusting
Part 1, increases the gap of the reflection mirror cover 33, reflecting mirror 31 and microscope base 1, and the top of the regulating part 2 13 is located at anti-
It penetrates inside the adjustment hole 2 16 of mirror cover 33, its underpart is through the adjustment hole 2 16 of reflecting mirror 31 and the adjustment hole 1 of microscope base 1
Connection, loosens the regulating part 2 13, increases the gap of the reflecting mirror 31 and microscope base 1, the lower part of the regulating part 3 14
Through the adjustment hole 2 16 of reflection mirror cover 33 and the adjustment hole 1 of reflecting mirror 31, the regulating part 3 14 is tightened, described in drive
Reflecting mirror 31 is mobile at mirror cover 33 to reflecting.
The angular adjustment process of the reflecting mirror 31 is as follows：
(1) regulating part 1 is loosened, promotes the reflection mirror cover 33, reflecting mirror 31, deposit between one 32 three of microscope base
Adjusting space；
(2) regulating part 2 13 is tightened, 31 part of reflecting mirror is drawn close to one 32 direction of microscope base, promotes the reflection
The angle of mirror 31 and horizontal plane changes；
(3) in step (2), when the screwing force of the regulating part 2 13 spends big, the regulating part 3 14 is tightened, drives institute
Reflecting mirror 31 is stated to movement at reflection mirror cover 33, buffer the regulating part 2 13 tightens dynamics；
(4) step (2)-(3) are repeated, until the laser facula is located at the center of reflecting mirror 31, improve the energy of laser
Density.
As shown in Fig. 2, the integral mirror 41 is oppositely arranged in parallel with reflecting mirror 31, promote the laser anti-through reflecting mirror 31
After penetrating, it is incident to integral mirror 41, after the integral mirror 41 changes light spot shape, is finally melted through the light-emitting window 8 outgoing
Coating process.In practical applications, the integral mirror 41 can be selected according to final light spot shape.
Embodiment three：
As shown in Fig. 1, Fig. 7, Fig. 8, the light guide section 2 is provided with regulating device 5, the tune with reflection 3 joint of microscope group
Regulating device 5 includes the scroll bar 51 and turbine 52 to match, and the turbine 52 connect with light guide section 2, is arranged above the turbine 52
There is scroll bar 51, drives the turbine 52 to rotate by turning the scroll bar 51, and then drive the light guide section 2 and integral microscope group 4
It realizes 360 ° of rotations, adjusts the shooting angle of laser, improve the operability of cladding inside hollow member, flexibility ratio is high, practical
Property is strong.
As shown in Fig. 2, the integral microscope group 4 is provided with insulation part 18 with 2 joint of light guide section, laser melting coating is effectively avoided
The heat transfer generated in the process further extends the service life of each component at light guide section 2 and reflection microscope group 3, described
Insulation part 18 is set as heat insulating mattress, and the heat insulating mattress is set as glass silk flosssilk wadding or polytetrafluoroethylene (PTFE).
As shown in Figure 10, the insulation part 18 may be set to be heat-insulated column 19, the heat-insulated column 19 will integral microscope group 4 with
Light guide section 2 links together, and promotes between the integral microscope group 4 and light guide section 2 that there are gaps, effectively avoids heat transfer.
Example IV：
As Figure 1-10 shows, a kind of laser includes the laser head, and the laser head and laser pass through transitional cylinder 1
It is attached, the laser is set as any one in carbon dioxide laser, semiconductor laser or optical fiber laser.
When carrying out internal cladding to hollow member using the laser head, include the following steps：
(1) according to length to cladding hollow member, increase the quantity of the light conducting cylinder 21, between adjacent light conducting cylinder 21
It is connected by fastener 22, is attached laser head and laser by the transitional cylinder 1, and light modulation sample block is placed in out light
At mouth 8；
(2) feux rouges and laser are emitted by the laser source of the laser, by the regulating part and adjustment hole 1, adjusted
The angle of the reflecting mirror 31 and horizontal plane is adjusted in the mating reaction in hole 2 16, and the feux rouges is promoted to be located at reflecting mirror
31 center；
(3) feux rouges successively passes through the light conducting cylinder 21, integral mirror 41, finally after the reflex of reflecting mirror 31
It is emitted on the light modulation sample block through light-emitting window 8, completes Dimming operation；
(4) feux rouges is closed, and laser head is placed in inside cladding hollow member；
(5) by the synergistic effect of the scroll bar 51 and turbine 52, the light direction of the laser is adjusted, to described fusion
Inner hole/the inner wall for covering hollow member carries out cladding.
The above has been described in detail, described above, is only a preferred embodiment of the present invention, when cannot
It limit the scope of implementation of the present invention, i.e., it is all according to the made equivalent changes and modifications of the application range, it should still belong to covering scope of the present invention
It is interior.
Claims (8)
1. a kind of laser head, it is characterised in that：Including transitional cylinder, light guide section and light-emitting window, one end of the light guide section is provided with
Transitional cylinder, the other end are provided with light-emitting window, and the transitional cylinder and light guide section are set as vertical structure, and transitional cylinder and leaded light
Portion joint is provided with reflection microscope group, and integral microscope group is provided at the light-emitting window；
The reflection microscope group includes microscope base one, reflecting mirror and regulating part, and the reflecting mirror is arranged in microscope base one, the reflecting mirror
The back side be provided with reflection mirror cover, the microscope base one, reflecting mirror are internally provided with adjustment hole one, the reflection mirror cover, reflecting mirror
It is internally provided with adjustment hole two, the adjustment hole one is internally provided with internal screw thread, and the regulating part surface is provided with and internal screw thread
Matched external screw thread, the regulating part include regulating part one, regulating part two and regulating part three, and the regulating part one runs through reflecting mirror
Lid, the through-hole two of reflecting mirror are connect with the adjustment hole one of microscope base one, and the top of the regulating part two is located at the adjusting of reflecting mirror lid
Inside hole two, its underpart is connect through the adjustment hole two of reflecting mirror with the adjustment hole one of microscope base one, the lower part of the regulating part three
Through the adjustment hole two of reflection mirror cover and the adjustment hole one of reflecting mirror.
2. a kind of laser head according to claim 1, it is characterised in that：The angle of the reflecting mirror and horizontal plane is 44-
46°。
3. a kind of laser head according to claim 1, it is characterised in that：The integral microscope group includes microscope base two and integral
Mirror, the integral mirror is arranged in microscope base two, and the integral mirror is oppositely arranged with mirror parallel, the microscope base two and transition
Be provided with fixed part between cylinder, the integral microscope group and light guide section joint are provided with insulation part, the insulation part be set as every
Heat pad or heat-insulated column.
4. a kind of laser head according to claim 3, it is characterised in that：The light guide section and the setting of reflection microscope group joint
There is regulating device, the regulating device includes the scroll bar and turbine to match, and the turbine is connect with light guide section, on the turbine
Side is provided with scroll bar.
5. a kind of laser head according to claim 3, it is characterised in that：It is provided at the reflection mirror cover, microscope base two
Cooling end, the cooling end include water inlet, water outlet and cooling chamber, and the water inlet, water outlet are connect with cooling chamber respectively.
6. a kind of laser head according to claim 4, it is characterised in that：The light guide section includes at least one light conducting cylinder,
The end of the light conducting cylinder is provided with fastener, and smoke outlet is set as on the transitional cylinder, smoking is provided at the smoke outlet
Device.
7. a kind of laser, it is characterised in that：Include laser head as claimed in any one of claims 1 to 6.
8. a kind of application method using laser head as claimed in claim 6, which is characterized in that include the following steps：
(1) according to the length to cladding hollow member, increase the quantity of the light conducting cylinder, pass through fastening between adjacent light conducting cylinder
Laser head and laser, are attached by part connection by the transitional cylinder, and light modulation sample block is placed at light-emitting window；
(2) feux rouges and laser are emitted by the laser source of the laser, passes through the regulating part and adjustment hole one, adjustment hole two
The angle of the reflecting mirror and horizontal plane is adjusted in mating reaction, and the feux rouges is promoted to be located at the center of reflecting mirror；
(3) feux rouges successively passes through the light conducting cylinder, integral mirror, most goes out afterwards through light-emitting window after the reflex of reflecting mirror
It is incident upon on the light modulation sample block, completes Dimming operation；
(4) feux rouges is closed, and laser head is placed in inside cladding hollow member；
(5) by the synergistic effect of the scroll bar and turbine, the light direction of the laser is adjusted, to described to the hollow structure of cladding
The inner hole of part/inner wall carries out cladding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510784847.8A CN105261926B (en) | 2015-11-14 | 2015-11-14 | A kind of laser head, laser and application method comprising the laser head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510784847.8A CN105261926B (en) | 2015-11-14 | 2015-11-14 | A kind of laser head, laser and application method comprising the laser head |
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| CN105261926A CN105261926A (en) | 2016-01-20 |
| CN105261926B true CN105261926B (en) | 2018-11-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696263B (en) * | 2016-11-29 | 2019-03-12 | 攀枝花市九鼎智远知识产权运营有限公司 | A kind of 3D printing laser knot burner |
| CN108165987B (en) * | 2018-01-08 | 2021-01-12 | 沈阳工业大学 | Repairing device and repairing method for inner hole of machine tool spindle |
| CN110976440A (en) * | 2019-12-31 | 2020-04-10 | 长沙航空职业技术学院 | Laser cleaning device and cleaning method |
| CN114099983B (en) * | 2021-11-22 | 2023-07-04 | 武汉锐科光纤激光技术股份有限公司 | Control system and control method for laser physiotherapy |
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| CN1132132A (en) * | 1995-03-28 | 1996-10-02 | 三菱电机株式会社 | Laser processor |
| CN101070595A (en) * | 2007-06-13 | 2007-11-14 | 华中科技大学 | Method and apparatus for preparing material coating by laser inductive composite melt-coating |
| CN205248610U (en) * | 2015-11-14 | 2016-05-18 | 山东能源重装集团大族再制造有限公司 | Laser head and laser instrument that contains this laser head thereof |
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| JPS6228094A (en) * | 1985-07-30 | 1987-02-06 | Mitsubishi Electric Corp | Laser optical device for laser beam processing machine |
| JPH02147188A (en) * | 1988-11-30 | 1990-06-06 | Fanuc Ltd | Beam bending device in laser robot for industry |
| JPH0448507U (en) * | 1990-08-28 | 1992-04-24 | ||
| JP2008112938A (en) * | 2006-10-31 | 2008-05-15 | Mitsubishi Electric Corp | Laser apparatus |
| FR2909298B1 (en) * | 2006-12-02 | 2009-07-10 | Technogenia Soc Par Actions Si | LASER RECHARGEABLE CONCAVE PIECE, METHOD AND DEVICE FOR REALIZING SAME |
| US20090291197A1 (en) * | 2008-05-21 | 2009-11-26 | Fraunhofer Usa | Laser cladding of tubes |
| DE102009024957B3 (en) * | 2009-06-11 | 2010-09-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Modular system for build-up welding on internal surfaces of workpieces with a laser beam |
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| CN1132132A (en) * | 1995-03-28 | 1996-10-02 | 三菱电机株式会社 | Laser processor |
| CN101070595A (en) * | 2007-06-13 | 2007-11-14 | 华中科技大学 | Method and apparatus for preparing material coating by laser inductive composite melt-coating |
| CN205248610U (en) * | 2015-11-14 | 2016-05-18 | 山东能源重装集团大族再制造有限公司 | Laser head and laser instrument that contains this laser head thereof |
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| CN105261926A (en) | 2016-01-20 |
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