Search

CN-224212768-U - Online protection laser cladding device based on multilayer protection air curtain structure

CN224212768UCN 224212768 UCN224212768 UCN 224212768UCN-224212768-U

Abstract

The utility model relates to an online protection laser cladding device based on a multilayer protection air curtain structure, which belongs to the technical field of laser additive repair and comprises an air nozzle, wherein a layered structure is arranged in the air nozzle, a protection structure is arranged on the outer wall of the air nozzle, the protection structure comprises an outer mounting ring fixedly mounted on the outer wall of the air nozzle, and two heat insulation mounting plates are movably mounted on the outer peripheral wall of the outer mounting ring. This on-line protection laser cladding device based on multilayer protection air curtain structure through installing the mounting panel that separates on outer collar periphery wall, separates Wen Dingban at the mounting panel outer wall through fastening screw fixed mounting that separates, through the effect of four heat insulation curb plates, effectually protects inert gas input tube, first condenser tube and second condenser tube, has reduced the influence of the high temperature of reflection to the pipeline in a large number to the effectual cooling treatment to the gas nozzle has improved gas nozzle life.

Inventors

  • YE GEN
  • LIU YANG
  • LV FEI
  • DAI YULIN
  • Ren Yixue

Assignees

  • 安徽铭谷激光智能装备科技有限公司

Dates

Publication Date
20260508
Application Date
20250610

Claims (8)

  1. 1. An online protection laser cladding device based on a multilayer protection air curtain structure comprises an air nozzle (1) and is characterized in that a layered structure is arranged in the air nozzle (1), and a protection structure is arranged on the outer wall of the air nozzle (1); The protection structure comprises an outer mounting ring (7) fixedly mounted on the outer wall of the gas nozzle (1), two heat insulation mounting plates (8) are movably mounted on the outer peripheral wall of the outer mounting ring (7), a baffle Wen Dingban (9) is movably mounted on the outer wall of one opposite side of the heat insulation mounting plates (8), two heat insulation side plates (10) with the quantity being two are fixedly mounted on the outer wall of one opposite side of the baffle Wen Dingban (9), and fastening screws (11) with the quantity being two are penetrated in a sliding mode in the baffle Wen Dingban (9).
  2. 2. The on-line protection laser cladding device based on the multilayer protection air curtain structure according to claim 1, wherein the layered structure comprises an annular distribution plate (3) fixedly installed inside the air nozzle (1), and five layered air curtains (4) are fixedly installed inside the annular distribution plate (3).
  3. 3. The on-line protection laser cladding device based on the multilayer protection air curtain structure according to claim 2, wherein a plurality of air inlets are formed in the annular distribution plate (3), and six annular exhaust grooves are formed between the five layered air curtains (4) and the air nozzles (1).
  4. 4. The on-line protection laser cladding device based on the multilayer protection air curtain structure of claim 1 is characterized in that two air inlet cavities are formed in the air nozzle (1), two inert gas input pipes (2) are fixedly arranged on the left side of the air nozzle (1), and the inert gas input pipes (2) are communicated with the air inlet cavities.
  5. 5. The on-line protection laser cladding device based on the multilayer protection air curtain structure according to claim 1, wherein the outer wall of the air nozzle (1) is fixedly provided with two first cooling water pipes (5), and the outer wall of the air nozzle (1) is fixedly provided with two second cooling water pipes (6).
  6. 6. The on-line protection laser cladding device based on the multilayer protection air curtain structure of claim 5, wherein a first cooling water channel (13) is formed in the air nozzle (1), a second cooling water channel (14) is formed in the air nozzle (1), two first cooling water pipes (5) are respectively and fixedly arranged at two ends of the first cooling water channel (13), and second cooling water pipes (6) are respectively and fixedly arranged at two ends of the second cooling water pipes (6).
  7. 7. The on-line protection laser cladding device based on the multilayer protection air curtain structure according to claim 1, wherein a wire harness seat (12) is fixedly arranged on one side opposite to the two partitions Wen Dingban (9).
  8. 8. The on-line protection laser cladding device based on the multilayer protection air curtain structure according to claim 1, wherein the outer mounting ring (7) is internally provided with four threaded grooves, the fastening screw (11) penetrates through the inner parts of the baffle Wen Dingban (9) and the heat insulation mounting plate (8) in a sliding mode, and the fastening screw (11) is in threaded connection with the inner parts of the threaded grooves.

Description

Online protection laser cladding device based on multilayer protection air curtain structure Technical Field The utility model relates to the technical field of laser additive repair, in particular to an online protection laser cladding device based on a multilayer protection air curtain structure. Background The laser melting deposition technology uses a rapid prototyping technology to rapidly shape any shape part without any mould and tool as a basic principle, and the discrete slice data of the metal solid model is directly prepared and molded into a high-performance 'near-net shape' metal part with rapid solidification structure characteristics by laser melting-rapid solidification layer-by-layer deposition of metal materials under the drive of a computer numerical control system. The laser melting deposition technology has the advantages that large parts can be manufactured, meanwhile, the manufactured parts have higher mechanical properties, are superior to forging standards, and are more flexible and convenient in material selection. However, during cladding, the interaction of the high energy laser beam with the substrate and cladding material can create extremely high temperatures, resulting in significant increases in the internal temperature of the device. In order to ensure the cladding quality and the stable operation of the equipment, the inside of the device needs to be subjected to cooling treatment. However, at present, the water pipe and the air pipe are usually installed outside the device, which causes the reflected high temperature to directly act on the pipelines, which easily causes the problems of the temperature rise of the protective gas after the air pipe is heated, the reduction of the protective effect, the temperature rise of the cooling water after the water pipe is heated, the reduction of the cooling efficiency and the like, thereby influencing the quality of the cladding layer and the service life of the device, so an online protection laser cladding device based on a multilayer protective air curtain structure is provided to solve the problems proposed in the above. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an on-line protection laser cladding device based on a multilayer protection air curtain structure, which has the advantages of prolonging the service life of the laser cladding device and the like, and solves the problems that the water pipe and the air pipe arranged on the existing protection laser cladding device are external, the reflected high temperature directly acts on the pipelines, and the air pipe and the water pipe are easy to be heated, so that the cooling and the air transmission effect of the laser cladding device are influenced. In order to achieve the above purpose, the present utility model provides the following technical solutions: an online protection laser cladding device based on a multilayer protection air curtain structure comprises an air nozzle, wherein a layered structure is arranged in the air nozzle, and a protection structure is arranged on the outer wall of the air nozzle; The protection structure comprises an outer mounting ring fixedly mounted on the outer wall of the gas nozzle, the outer peripheral wall of the outer mounting ring is movably provided with two heat insulation mounting plates, the outer walls of the opposite sides of the heat insulation mounting plates are movably provided with a heat insulation Wen Dingban, the outer walls of the opposite sides of the heat insulation top plate are fixedly provided with two heat insulation side plates, and the inner parts of the heat insulation top plate are penetrated by two fastening screws in a sliding manner. Further, the layered structure comprises an annular distribution plate fixedly installed inside the gas nozzle, and a number of five layered gas curtains are fixedly installed inside the annular distribution plate. Further, the annular distribution plate is internally provided with a plurality of air inlets, and six annular exhaust grooves are formed between the five layered air curtains and the air nozzles. Further, the inside of gas nozzle has offered two inlet chamber of quantity, the left side fixed mounting of gas nozzle has a quantity to be two inert gas input tube, inert gas input tube and inlet chamber intercommunication. Further, the outer wall of the gas nozzle is fixedly provided with two first cooling water pipes, and the outer wall of the gas nozzle is fixedly provided with two second cooling water pipes. Further, the first cooling water path is arranged in the gas nozzle, the second cooling water path is arranged in the gas nozzle, the two first cooling water pipes are respectively and fixedly arranged at two ends of the first cooling water path, and the second cooling water pipes are respectively and fixedly arranged at two ends of the second cooling water pipes. Further, the wire harness seats are fixedly arran