CN111074270A - Full water-cooling high-power broadband coaxial laser cladding nozzle - Google Patents
Full water-cooling high-power broadband coaxial laser cladding nozzle Download PDFInfo
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- CN111074270A CN111074270A CN202010025352.8A CN202010025352A CN111074270A CN 111074270 A CN111074270 A CN 111074270A CN 202010025352 A CN202010025352 A CN 202010025352A CN 111074270 A CN111074270 A CN 111074270A
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- powder
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- 238000001816 cooling Methods 0.000 title claims abstract description 40
- 238000004372 laser cladding Methods 0.000 title claims abstract description 36
- 239000000843 powder Substances 0.000 claims abstract description 163
- 238000009826 distribution Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005253 cladding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Lasers (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention belongs to the field of laser spare and accessory parts of a laser processing head, and particularly relates to a full-water-cooling high-power broadband coaxial laser cladding nozzle which comprises a connecting cylinder, a powder passing cover plate, a powder distribution module assembly and a powder passing joint. The design solves the problems of small powder feeding amount, small powder feeding area and low processing efficiency of the common laser cladding nozzle, and the invention has simple structure and convenient use and can achieve good laser cladding effect.
Description
Technical Field
The invention belongs to the field of laser spare and accessory parts of a laser processing head, and particularly relates to a full-water-cooling high-power broadband coaxial laser cladding nozzle.
Background
The laser cladding powder feeding nozzle is characterized in that a carrier gas powder feeder is used for introducing powder into a powder feeding pipe, the powder is injected into the surface of a cladding base material through the powder feeding nozzle, and the laser beam emitted by a laser head and the surface of the base material are fused together to form a cladding layer on the surface. In the prior art, the laser cladding powder feeding nozzles are all of common round light spots, the diameter of the light spots is small, the feeding amount is small, the powder feeding area is small, and the processing efficiency is low, so that the requirement for maintaining large parts in a short time cannot be met, and the efficiency of laser cladding repair is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the powder feeding device aims at solving the problems of small powder feeding amount, small powder feeding area and low processing efficiency of a common laser cladding nozzle.
The technical scheme adopted by the invention for solving the technical problems is as follows: a full water-cooling high-power broadband coaxial laser cladding nozzle comprises
A connecting cylinder, wherein one end of the connecting cylinder is provided with a mounting plate, a processing channel is arranged in the connecting cylinder,
a powder passing cover plate, the powder passing cover plate is provided with a powder feeding port,
the powder-dividing module component is arranged on the powder-dividing module component,
a powder-feeding joint is arranged at the front end of the powder-feeding joint,
lead to the up end of powder apron and the mounting panel fixed connection of connecting cylinder, lead to the lower terminal surface of powder apron and divide powder module subassembly fixed connection, lead to powder joint and lead to send powder mouth fixed connection on the powder apron, divide powder module subassembly to be used for will letting in and send the intraoral powder of powder to divide into the multichannel all the way.
Specifically, the powder distribution module component comprises
The powder distributing module is a frustum with an upper table surface and a lower table surface, the upper table surface of the powder distributing module is provided with powder scattering holes, two side surfaces of the powder distributing module are respectively provided with powder scattering channels communicated with the powder scattering holes, the other two side surfaces of the powder distributing module are provided with transverse water grooves, a cavity is arranged in the powder distributing module,
a water-cooling side plate, wherein a longitudinal water tank is arranged in the water-cooling side plate,
a water-cooling joint is arranged at the upper part of the water-cooling joint,
the powder distributing module is characterized in that two side faces, provided with powder scattering channels, of the powder distributing module are fixedly connected with the two water-cooling side plates respectively, the longitudinal water channel and the transverse water channel are connected with water-cooling joints, an upper table face of the powder distributing module is fixedly connected with a powder passing cover plate, the powder feeding hole is communicated with the powder scattering holes in the powder distributing module, and a cavity in the powder distributing module is communicated with the processing channel in the connecting cylinder. And after the inner wall of the water-cooling side plate is finely ground and polished, a smooth plane is formed, the introduced metal powder is beaten on the smooth inner wall and is divergently bounced into the powder scattering channels of the powder distribution module, so that the powder of each powder scattering channel can be ensured to be uniformly ejected out, and the process effect and quality of laser cladding processing are improved.
Specifically, the number of powder scattering holes in the powder distribution module is 4, and the number of powder scattering channels communicated with the powder scattering holes is 4. Through set up the powder feeding passageway with powder feeding mouth intercommunication on dividing the powder module, divide into 4 ways by 1 way the intraoral powder of powder feeding, 2 powder feeding mouths have respectively become both sides respectively like this and have 8 ways powder feeding passageway, lead to behind the powder joint inserts the metal powder, can make spun powder present the broad banding, insert laser, can increase the efficiency of laser cladding processing effectively.
Specifically, the number of the transverse water channels arranged in the powder distribution module is 2, and the number of the longitudinal water channels arranged in the water-cooling side plate is 2. Through setting up vertical basin and horizontal basin, can make inside the all-round water-cooling structure that forms of whole laser cladding mouth, can guarantee the laser cladding and add the requirement of full water-cooling man-hour, guarantee the demand of long-time laser cladding processing, improve the productivity effect greatly.
The invention has the beneficial effects that:
(1) the invention provides a full-water-cooling high-power broadband coaxial laser cladding nozzle, wherein the upper end surface of a powder passing cover plate is fixedly connected with a mounting plate of a connecting cylinder, the lower end surface of the powder passing cover plate is fixedly connected with a powder distribution module assembly, a powder passing joint is fixedly connected with a powder feeding port on the powder passing cover plate, and the powder distribution module assembly is used for dividing powder introduced into the powder feeding port into multiple paths, so that the powder introduced into the powder feeding port is changed into a wide powder belt, and after the powder is converged and melted with laser, a wider repair belt can be formed on the surface of a base material, the efficiency of laser cladding repair is greatly increased, the production time is saved, the production benefit is improved, and the problems of small powder feeding amount, small powder feeding area and low processing efficiency of a common laser cladding nozzle are effectively solved.
(2) The invention provides a full water-cooling high-power broadband coaxial laser cladding nozzle, which is characterized in that a transverse water channel is arranged on a powder distribution module, and a longitudinal water channel is arranged on a water-cooling side plate, so that an omnibearing water-cooling structure is formed inside the whole laser cladding nozzle, the full water-cooling requirement during laser cladding processing can be ensured, the requirement on long-time laser cladding processing is met, and the production benefit is greatly improved.
(3) The invention provides a full-water-cooling high-power broadband coaxial laser cladding nozzle, the powder utilization rate is 80-90%, and the nozzle belongs to an advanced environment-friendly remanufacturing and processing technology.
(4) The invention provides a full-water-cooling high-power broadband coaxial laser cladding nozzle, the cladding thickness can reach 100-500 um, and the surfaces of key parts can become wear-resistant and corrosion-resistant through high-speed laser cladding.
(5) The invention provides a full-water-cooling high-power broadband coaxial laser cladding nozzle, which can ensure that the temperature of the processing nozzle is controlled at 25-30 ℃ during laser processing.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a full water-cooling high-power broadband coaxial laser cladding nozzle according to the present invention;
FIG. 2 is a partial cross-sectional view of the full water-cooled high-power broadband coaxial laser cladding nozzle of FIG. 1;
FIG. 3 is a partial cross-sectional view of the full water-cooled high-power broadband coaxial laser cladding nozzle of FIG. 1;
FIG. 4 is a partial cross-sectional view of the full water-cooled high-power broadband coaxial laser cladding nozzle of FIG. 1;
FIG. 5 is a schematic view of the powder distribution module according to the present invention.
In the figure: 1. the powder distributing device comprises a connecting cylinder, 2 parts of a powder passing cover plate, 3 parts of a powder distributing module assembly, 4 parts of a powder passing joint, 11 parts of a mounting plate, 12 parts of a processing channel, 21 parts of a powder feeding port, 31 parts of a powder distributing module, 32 parts of a water-cooling side plate, 33 parts of a water-cooling joint, 311 parts of a powder dispersing hole, 312 parts of a powder dispersing channel, 313 parts of a transverse water tank, 314 parts of a cavity and 321 parts of a longitudinal water tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
According to the technical scheme shown in the figures 1-5, the invention provides a full water-cooling high-power broadband coaxial laser cladding nozzle which comprises
A connecting cylinder 1, wherein one end of the connecting cylinder 1 is provided with a mounting plate 11, a processing channel 12 is arranged in the connecting cylinder 1,
a powder passing cover plate 2, the powder passing cover plate 2 is provided with a powder feeding port 21,
a powder dividing module component 3 is arranged on the upper surface of the powder dividing module component,
the powder-passing joint 4 is connected with the powder-passing joint,
the upper end face of the powder passing cover plate 2 is fixedly connected with the mounting plate 11 of the connecting cylinder 1, the lower end face of the powder passing cover plate 2 is fixedly connected with the powder distributing module component 3, the powder passing joint 4 is fixedly connected with the powder feeding port 21 on the powder passing cover plate 2, and the powder distributing module component 3 is used for dividing powder introduced into the powder feeding port 21 into multiple paths.
In one embodiment, the powder distribution module assembly 3 comprises
The powder distributing module 31 is a frustum with an upper table surface and a lower table surface, the upper table surface of the powder distributing module 31 is provided with a powder dispersing hole 311, two side surfaces of the powder distributing module 31 are respectively provided with a powder dispersing channel 312 communicated with the powder dispersing hole 311, the other two side surfaces of the powder distributing module 31 are provided with a transverse water tank 313, the powder distributing module 31 is internally provided with a cavity 314,
a water-cooling side plate 32, a longitudinal water tank 321 is arranged in the water-cooling side plate 32,
the water-cooled joint (33) is,
the two side surfaces of the powder distribution module 31 provided with the powder scattering channel 33 are respectively fixedly connected with the two water-cooling side plates 32, the longitudinal water tank 321 and the transverse water tank 34 are both connected with the water-cooling joint 33, the upper table surface of the powder distribution module 31 is fixedly connected with the powder passing cover plate 2, the powder feeding hole 21 is communicated with the powder scattering hole 311 on the powder distribution module 31, and the cavity 314 in the powder distribution module 31 is communicated with the processing channel 12 in the connecting cylinder 1.
In one embodiment, the number of the powder dispersing holes 32 on the powder distribution module is 4, and the number of the powder dispersing channels 33 communicated with the powder dispersing holes 32 is 4.
In a specific embodiment, the number of the transverse water channels 34 provided in the powder distribution module is 2, and the number of the longitudinal water channels 321 provided in the water-cooled side plate 32 is 2.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (4)
1. The utility model provides a coaxial laser cladding mouth of full water-cooling high power broadband which characterized in that: comprises that
A connecting cylinder (1), wherein one end of the connecting cylinder (1) is provided with a mounting plate (11), a processing channel (12) is arranged in the connecting cylinder (1),
a powder passing cover plate (2), the powder passing cover plate (2) is provided with a powder feeding port (21),
a powder dividing module component (3),
a powder-passing joint (4),
lead to the up end of powder apron (2) and mounting panel (11) fixed connection of connecting cylinder (1), lead to the lower terminal surface and the branch powder module subassembly (3) fixed connection of powder apron (2), lead to powder joint (4) and lead to send powder mouth (21) fixed connection on powder apron (2), divide powder module subassembly (3) to be used for will letting in and send the powder in powder mouth (21) to divide into the multichannel all the way.
2. The full-water-cooling high-power broadband coaxial laser cladding nozzle of claim 1, characterized in that: the powder dividing module component (3) comprises
The powder distributing module (31) is a frustum with an upper table top and a lower table top, the upper table top of the powder distributing module (31) is provided with powder scattering holes (311), two side faces of the powder distributing module (31) are respectively provided with powder scattering channels (312) communicated with the powder scattering holes (311), the other two side faces of the powder distributing module (31) are provided with transverse water grooves (313), a cavity (314) is arranged in the powder distributing module (31),
a water-cooling side plate (32), a longitudinal water tank (321) is arranged in the water-cooling side plate (32),
a water-cooled joint (33),
divide powder module (31) be equipped with the both sides face of loosing powder passageway (33) respectively with two water-cooling curb plate (32) fixed connection, vertical basin (321) all are connected with water-cooling joint (33) with horizontal basin (34), divide the last mesa and the logical powder apron (2) fixed connection of powder module (31), send powder hole (21) and divide scattered powder hole (311) intercommunication on powder module (31), divide cavity (314) in powder module (31) and connecting cylinder (1) interior processing passageway (12) intercommunication.
3. The full-water-cooling high-power broadband coaxial laser cladding nozzle of claim 2, characterized in that: the number of the powder scattering holes (32) in the powder distribution module is 4, and the number of the powder scattering channels (33) communicated with the powder scattering holes (32) is 4.
4. The full-water-cooling high-power broadband coaxial laser cladding nozzle of claim 2, characterized in that: the number of transverse water tanks (34) arranged in the powder distribution module is 2, and the number of longitudinal water tanks (321) arranged in the water-cooling side plate (32) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025352.8A CN111074270A (en) | 2020-01-10 | 2020-01-10 | Full water-cooling high-power broadband coaxial laser cladding nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025352.8A CN111074270A (en) | 2020-01-10 | 2020-01-10 | Full water-cooling high-power broadband coaxial laser cladding nozzle |
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|---|---|
| CN111074270A true CN111074270A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010025352.8A Pending CN111074270A (en) | 2020-01-10 | 2020-01-10 | Full water-cooling high-power broadband coaxial laser cladding nozzle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909504A (en) * | 2021-10-29 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Coaxial broadband powder feeding device for laser cladding additive manufacturing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203878217U (en) * | 2014-06-09 | 2014-10-15 | 江苏中科四象激光科技有限公司 | Laser cladding head with full water cooling powder delivery mouth |
| CN203999818U (en) * | 2014-07-31 | 2014-12-10 | 苏州大学 | A kind of laser wide-band cladding inner-light powder-supplying device |
| CN109536957A (en) * | 2019-01-29 | 2019-03-29 | 南京辉锐光电科技有限公司 | Laser melting-painting nozzle and laser cladding apparatus |
| CN211227345U (en) * | 2020-01-10 | 2020-08-11 | 江苏珠峰光电科技有限公司 | Full water-cooling high-power broadband coaxial laser cladding nozzle |
| CN113909504A (en) * | 2021-10-29 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Coaxial broadband powder feeding device for laser cladding additive manufacturing |
-
2020
- 2020-01-10 CN CN202010025352.8A patent/CN111074270A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203878217U (en) * | 2014-06-09 | 2014-10-15 | 江苏中科四象激光科技有限公司 | Laser cladding head with full water cooling powder delivery mouth |
| CN203999818U (en) * | 2014-07-31 | 2014-12-10 | 苏州大学 | A kind of laser wide-band cladding inner-light powder-supplying device |
| CN109536957A (en) * | 2019-01-29 | 2019-03-29 | 南京辉锐光电科技有限公司 | Laser melting-painting nozzle and laser cladding apparatus |
| CN211227345U (en) * | 2020-01-10 | 2020-08-11 | 江苏珠峰光电科技有限公司 | Full water-cooling high-power broadband coaxial laser cladding nozzle |
| CN113909504A (en) * | 2021-10-29 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Coaxial broadband powder feeding device for laser cladding additive manufacturing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113909504A (en) * | 2021-10-29 | 2022-01-11 | 南京中科煜宸激光技术有限公司 | Coaxial broadband powder feeding device for laser cladding additive manufacturing |
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Address after: 212300 floor A3, Danyang high tech Innovation Park, South Third Ring Road, Yunyang street, Danyang City, Zhenjiang City, Jiangsu Province Applicant after: Jiangsu Zhufeng Photoelectric Technology Co., Ltd Address before: 212300 Danyang High-tech Innovation Park, South Third Ring Road, Yunyang Street, Danyang City, Zhenjiang City, Jiangsu Province Applicant before: Danyang Zhufeng Photoelectric Technology Co., Ltd |
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