CN109985744B - Cold spraying repair system and method - Google Patents
Cold spraying repair system and method Download PDFInfo
- Publication number
- CN109985744B CN109985744B CN201910326578.9A CN201910326578A CN109985744B CN 109985744 B CN109985744 B CN 109985744B CN 201910326578 A CN201910326578 A CN 201910326578A CN 109985744 B CN109985744 B CN 109985744B
- Authority
- CN
- China
- Prior art keywords
- spraying
- repaired
- nozzle
- medium
- spray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
- B05B12/122—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus responsive to presence or shape of target
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention provides a cold spraying repair system, which comprises a nozzle device, a spraying medium conveying device and a calculation control device, wherein the nozzle device is used for spraying a medium; the calculation control device controls the spraying medium conveying device to convey the spraying medium to the nozzle device; and the calculation control device controls the nozzle device to spray the part to be repaired. The invention also provides a cold spraying repair method.
Description
Technical Field
The invention belongs to the technical field of part maintenance, and particularly relates to a cold spraying repair system and method.
Background
The cold spraying technology is a new type of spraying technology, the metal powder medium is accelerated by high-speed gas and then impacts the metal surface to form a low-porosity coating on the surface of the substrate without any thermal effect. The cold spraying technology is used in the maintenance and guarantee of foreign military equipment, so that the time and the cost are greatly saved. In addition, the performance of the repaired parts is greatly improved, and the phenomenon of part scrapping caused by slight damage can be effectively avoided. Compared with welding repair, cold spraying repair shortens the time period by half, and the flow is greatly simplified. The low-pressure cold spraying repair system is applied to non-structural members, and the high-pressure cold spraying repair system is used for repairing structural members.
However, in the prior art, the processes of damaged features of parts, pretreatment of the parts and the like cannot be integrated into a set of system, for example, the damaged features of the parts need to be removed by a machine tool after being identified, and the method cannot adapt to maintenance tasks in an external field. For example, the patents CN103160769A and CN104178760A applied by the general electric company (GE) in the country respectively disclose an implementation method and a cold spraying process of nickel-based alloy cold spraying, and the german patent DE102010037690 discloses a repair method of local damage of rotor parts; patent CN104985813A of Tongji university discloses a cold spray-based 3D printing method and system; the patent CN106939421A of middle ship reworking 725 discloses a low-pressure cold spraying repair method of an aluminum alloy shell; patent CN106591821A of Jiefang military 5719 factory in the practical examination stage discloses a cold spraying repair method for a volute cavitation pit of an aeroengine booster pump.
However, the cold spraying technology in the prior art has some defects in the maintenance and guarantee aspect of the equipment outfield, for example, a systematic maintenance and guarantee system and method facing the outfield or in the use environment are lacked, the level of integrated repair cannot be achieved, and manual or other equipment is needed to be matched for use; the digitalization and informatization level of the equipment is insufficient, and the remote diagnosis and evaluation of key and important parts in the maintenance process cannot be supported; the repair of the equipment parts has important influence on the geometric and performance states, the on-site repair can be carried out in an outfield, the supply pressure of spare parts can be effectively relieved, the service life of the equipment is prolonged, and the conventional cold spraying repair method and equipment cannot support the evaluation and approval process after the configuration state of the parts is changed.
Disclosure of Invention
The invention aims to solve and improve the problem of self-maintenance guarantee of parts under the severe environment and severe use conditions of an external field, provides a whole set of solution, and systematically applies cold spraying technology to solve the problem of part repair. The self-survival ability of the equipment in the using process is improved, the pressure of spare parts is reduced, the complexity of a supply chain is simplified, and the agility is improved. The invention provides a cold spraying repair system and a cold spraying repair method.
According to a first aspect of the present invention, a cold spray repair system includes a nozzle device, a spray medium conveying device, and a calculation control device; the calculation control device controls the spraying medium conveying device to convey the spraying medium to the nozzle device; and the calculation control device controls the nozzle device to spray the part to be repaired.
According to at least one embodiment of the present invention, the cold spray repair system further includes a scanning monitoring device, and the scanning monitoring device scans the initial physical state of the component to be repaired to obtain initial physical state data.
According to at least one embodiment of the invention, the calculation control means generate the spray process parameters on the basis of the initial physical state data of the component to be repaired.
According to at least one embodiment of the invention, the calculation control device generates a control signal on the basis of the spraying process parameter, the spraying medium conveying device conveys the spraying medium to the nozzle device according to the control signal, and the nozzle device sprays the component to be repaired according to the control signal.
According to at least one embodiment of the invention, the cold spray repair system further comprises a workbench, and the computing and control device controls the workbench to move the part to be repaired.
According to at least one embodiment of the invention, a nozzle arrangement comprises a first nozzle, a second nozzle and a third nozzle; the first nozzle sprays the first type of spraying medium onto the part to be repaired, the second nozzle sprays the second type of spraying medium onto the part to be repaired, and the third nozzle sprays the third type of spraying medium onto the part to be repaired.
According to at least one embodiment of the present invention, the cold spray repair system further comprises a storage device for storing the spray medium; the spray medium conveying device conveys the spray medium in the storage device to the nozzle device.
According to at least one embodiment of the invention, the spray medium conveying device comprises a heating device for drying the spray medium.
According to at least one embodiment of the invention, the spray medium conveying device comprises a conveying pipe, and the heating device dries the spray medium in the conveying pipe.
According to at least one embodiment of the invention, the conveying duct is preferably an air-flow conveying duct.
According to at least one embodiment of the invention, the spray process parameters comprise the spray range of the component to be repaired, the type of spray medium, the spray medium delivery speed and/or the spray speed.
According to at least one embodiment of the present invention, the scanning and monitoring device is further configured to scan and monitor a spraying process of the to-be-repaired component by the nozzle device, and generate spraying process data.
According to at least one embodiment of the invention, the cold spray repair system further comprises a communication device, and the calculation control device sends the spray process data and/or the initial physical state data of the component to be repaired to the cloud end device or the control center device through the communication device.
According to at least one embodiment of the invention, the initial physical state data comprises geometry data, surface state data and/or crystalline phase structure data of the component to be repaired.
According to a second aspect of the present invention, a repair method based on the cold spray repair system comprises:
placing the part to be repaired on a workbench;
scanning the initial physical state of the component to be repaired to obtain initial physical state data;
generating spraying process parameters based on the initial physical state data of the component to be repaired;
calculating a control signal generated by the control device based on the spraying process parameter; and
and the spraying medium conveying device conveys the spraying medium to the nozzle device according to the control signal, and the nozzle device sprays the part to be repaired according to the control signal.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the principles of the invention.
FIG. 1 is a schematic structural diagram of a cold spray repair system in accordance with an embodiment of the present invention.
FIG. 2 is a schematic structural diagram of a cold spray repair system in accordance with an embodiment of the present invention.
FIG. 3 is a schematic structural diagram of a cold spray repair system in accordance with an embodiment of the present invention.
FIG. 4 is a schematic structural diagram of a cold spray repair system in accordance with an embodiment of the present invention.
FIG. 5 is a schematic flow chart of a cold spray repair method according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
According to a first aspect of the present invention, as shown in fig. 1, a cold spray repair system 100 includes a nozzle device 101, a spray medium conveying device 102, and a calculation control device 103; the calculation control device 103 controls the spray medium transport device 102 to transport the spray medium to the nozzle device 101; the calculation control device 103 controls the nozzle device 101 to spray the part to be repaired. It will be appreciated by those skilled in the art that the computational control means 103 may be a computer configured with a computer software system.
According to an embodiment of the present invention, as shown in fig. 2, the cold spray repair system 100 includes a nozzle device 101, a spray medium conveying device 102, a calculation control device 103, and a scan monitoring device 104; the calculation control device 103 controls the spray medium transport device 102 to transport the spray medium to the nozzle device 101; the calculation control device 103 controls the nozzle device 101 to spray the component to be repaired, and the scanning monitoring device 104 scans the initial physical state of the component to be repaired to obtain initial physical state data. It will be understood by those skilled in the art that the scanning and monitoring device 104 evaluates, monitors and checks the entire process of repairing a component (i.e., a component to be repaired), and the scanning and monitoring device 104 is a non-contact measuring device such as a blue light scanning device, an X-ray scanning device, an industrial CT, etc.
According to one embodiment of the invention, the calculation control means 103 generates the spray process parameters on the basis of the initial physical state data of the component to be repaired. The spraying process parameters comprise the spraying range of the part to be repaired, the type of the spraying medium, the conveying speed of the spraying medium and/or the spraying speed. Preferably, the calculation control device 103 generates the spraying range data, the type of the spraying medium, the conveying speed of the spraying medium, and the spraying speed of the part to be repaired based on the initial physical state data of the part to be repaired. Preferably, the initial physical state data comprises geometry data, surface state data and/or crystalline phase structure data of the component to be repaired. More preferably, the scanning monitoring device 104 scans the initial physical state of the component to be repaired, and the obtained initial physical state data of the component to be repaired includes geometry data, surface state data, and crystalline phase structure data.
According to one embodiment of the invention, the calculation control device 103 generates a control signal based on the spraying process parameter, the spraying medium conveying device 102 conveys the spraying medium to the nozzle device 101 according to the control signal, and the nozzle device 101 sprays the component to be repaired according to the control signal. Those skilled in the art will appreciate that the control signals include control signals to the nozzle arrangement and control signals to the spray media delivery device 102.
According to an embodiment of the present invention, as shown in fig. 3, the cold spray repair system 100 includes a nozzle device 101, a spray medium conveying device 102, a calculation control device 103, and a scan monitoring device 104; the calculation control device 103 controls the spray medium transport device 102 to transport the spray medium to the nozzle device 101; the calculation control device 103 controls the nozzle device 101 to spray the component to be repaired, and the scanning monitoring device 104 scans the initial physical state of the component to be repaired to obtain initial physical state data. The cold spray repair system 100 further includes a table 105, and the calculation control device 103 controls the table 105 to move the part to be repaired. The stage 105 moves the part to be repaired in various degrees of freedom according to control signals from the computing device 103, which will be understood by those skilled in the art to include control signals to the stage 105.
Preferably, the worktable 105 is placed in a closed, dry and clean environment, and can move (including rotate) in multiple degrees of freedom according to the shape characteristics of the part (i.e., the part to be repaired). It will be appreciated by those skilled in the art that the table 105 may be a prior art table including rotational, translational and/or elevation components that are capable of being controlled by the computing and control device 103 to move in multiple degrees of freedom.
As shown in fig. 3, the cold spray repair system 100 further includes a storage device 106, the storage device 106 being used to store the spray medium; the spray medium feeding device 102 feeds the spray medium in the storage device 106 to the nozzle device 101.
According to one embodiment of the present invention, the nozzle arrangement 101 comprises a first nozzle, a second nozzle and a third nozzle; the first nozzle sprays the first type of spraying medium onto the part to be repaired, the second nozzle sprays the second type of spraying medium onto the part to be repaired, and the third nozzle sprays the third type of spraying medium onto the part to be repaired. By configuring the first nozzle, the second nozzle, and the third nozzle, it is possible to spray the component to be repaired with different types of media, such as surface pretreatment (blasting) of the component (i.e., the component to be repaired) with the first nozzle, repair (metal powder blasting) of the component with the second nozzle, and post-treatment (blasting media) of the component with the third nozzle. Accordingly, the storage device 106 may simultaneously store a first type of spray media (e.g., sand media), a second type of spray media (e.g., various metal powders), and a third type of spray media (e.g., pill media).
Wherein, the first nozzle can carry out surface pretreatment on the part to be repaired by spraying emery; metal powder such as titanium alloy powder and nickel-based alloy powder, and the second nozzle can repair the component to be repaired by spraying the metal powder; a shot medium such as cast steel shot, glass shot, ceramic shot, and a third nozzle may post-treat the repaired component with a shot blasting medium.
The conveyance speed of the spray medium conveyance device 102 can be adjusted, and the conveyance speed can be adjusted by the control of the calculation control device 103.
According to one embodiment of the invention, the spray medium transport device 102 comprises a heating device for drying the spray medium. The repairing effect is better through the drying treatment of the spraying medium.
According to one embodiment of the present invention, the spray medium delivery device 102 includes a delivery conduit, and the heating device dries the spray medium in the delivery conduit. The transport duct is preferably an air flow transport duct.
The scan monitoring device 104 is also configured to scan monitor the spray process of the nozzle device 102 on the component to be repaired, and generate spray process data according to an embodiment of the present invention.
According to an embodiment of the present invention, as shown in fig. 4, the cold spray repair system 100 includes a nozzle device 101, a spray medium conveying device 102, a calculation control device 103, a scan monitoring device 104, a table 105, and a storage device 106; the calculation control device 103 controls the spray medium transport device 102 to transport the spray medium to the nozzle device 101; the calculation control device 103 controls the nozzle device 101 to spray the component to be repaired, and the scanning monitoring device 104 scans the initial physical state of the component to be repaired to obtain initial physical state data. The calculation control device 103 controls the table 105 to move the part to be repaired. The storage device 106 is used for storing spraying media; the spray medium feeding device 102 feeds the spray medium in the storage device 106 to the nozzle device 101. The cold spray repair system 100 further includes a communication device 107, and the calculation control device 103 sends the spray process data and/or the initial physical state data of the component to be repaired to the cloud device or the control center device 200 through the communication device 107. The technician may perform inspection, analysis and diagnosis on the initial physical state data and/or the spraying process data of the component to be repaired received by the cloud device or the control center device 200. Those skilled in the art will appreciate that the cloud appliance 200 may be a remote server, but is not so limited; the control center apparatus 200 may be a remote computer, but is not limited thereto.
According to a second aspect of the present invention, as shown in fig. 5, a repair method based on a cold spray repair system 100 includes:
placing the part to be repaired on a worktable 105;
scanning the initial physical state of the component to be repaired to obtain initial physical state data;
generating spraying process parameters based on the initial physical state data of the component to be repaired;
based on the spray process parameters, the calculation control means 103 generates control signals; and
the spraying medium conveying device 102 conveys the spraying medium to the nozzle device 101 according to the control signal, and the nozzle device 101 sprays the part to be repaired according to the control signal.
The cold spraying repair system and the method of the invention enable the repair process of the parts and the spraying medium to be in a dry and clean environment, and can adapt to various severe outfield environments, such as ships, gobi, islands and the like; the whole process of repairing the parts is in a monitoring state of the control center equipment 200, for example, the reliability is high, and the stability is good; the combination effect of the surface of the part and the repair medium can be improved by pretreating and blasting sand, the residual compressive stress on the surface of the part can be improved by the blasting sand after the repair is finished, the repair medium with poor combination can be removed, and the anti-fatigue and anti-corrosion performance of the part can be improved; the cold spraying repair system of the invention automatically generates processing parameters, autonomously controls and supports remote control.
The cold spraying repair system integrates the processes of state monitoring, timely communication, calculation control, performance evaluation, repair reconstruction and the like, provides powerful conditions for external field guarantee, and creates a foundation for the high-performance long-life use of equipment; the cold spraying technology is applied to the field of maintenance and guarantee of parts, can effectively repair defects caused in various use processes, effectively prevents the parts from being scrapped and returned to a factory due to slight damage, reduces the cost and period, and reduces the guarantee pressure of spare parts; the cold spraying technology has the advantages of wide source of raw materials, easy guarantee, storage and transportation, and flexible and quick supply chain.
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to be the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of description and are not intended to limit the scope of the invention. Other variations or modifications will occur to those skilled in the art based on the foregoing disclosure and are within the scope of the invention.
Claims (4)
1. A cold spraying repair system is characterized by comprising a nozzle device, a spraying medium conveying device and a calculation control device;
the calculation control device controls the spraying medium conveying device to convey the spraying medium to the nozzle device;
the calculation control device controls the nozzle device to spray the part to be repaired;
the device also comprises a scanning monitoring device, wherein the scanning monitoring device scans the initial physical state of the component to be repaired to obtain initial physical state data;
the calculation control device generates spraying process parameters based on the initial physical state data of the part to be repaired;
the initial physical state data includes geometry data, surface state data, and crystalline phase structure data;
the parameters of the spraying process comprise the spraying range of the part to be repaired, the type of the spraying medium, the conveying speed of the spraying medium and the spraying speed;
the nozzle device comprises a first nozzle, a second nozzle and a third nozzle; the first nozzle sprays a first type of spraying medium onto the part to be repaired, the second nozzle sprays a second type of spraying medium onto the part to be repaired, and the third nozzle sprays a third type of spraying medium onto the part to be repaired;
the spraying medium conveying device comprises a heating device, and the heating device is used for drying the spraying medium;
the spraying medium conveying device comprises a conveying pipeline, and the heating device dries the spraying medium in the conveying pipeline;
the device also comprises a workbench and a communication device; the computing control device controls the workbench to move the part to be repaired; the scanning monitoring device is also used for scanning and monitoring the spraying process of the nozzle device on the part to be repaired to generate spraying process data; and the calculation control device sends the spraying process data and the initial physical state data of the part to be repaired to the cloud equipment or the control center equipment through the communication device.
2. The cold spray repair system of claim 1, wherein the computational control means generates a control signal based on the spray process parameter, the spray medium delivery means delivers the spray medium to the nozzle means in accordance with the control signal, and the nozzle means sprays the component to be repaired in accordance with the control signal.
3. The cold spray repair system of claim 1, further comprising a storage device for storing a spray medium; the spray medium conveying device conveys the spray medium in the storage device to the nozzle device.
4. A repair method based on the cold spray repair system of any one of claims 1 to 3, comprising:
placing the part to be repaired on a workbench;
scanning the initial physical state of the component to be repaired to obtain initial physical state data;
generating spraying process parameters based on the initial physical state data of the component to be repaired;
based on the spraying process parameters, calculating a control signal generated by a control device; and
and the spraying medium conveying device conveys the spraying medium to the nozzle device according to the control signal, and the nozzle device sprays the part to be repaired according to the control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326578.9A CN109985744B (en) | 2019-04-23 | 2019-04-23 | Cold spraying repair system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326578.9A CN109985744B (en) | 2019-04-23 | 2019-04-23 | Cold spraying repair system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109985744A CN109985744A (en) | 2019-07-09 |
| CN109985744B true CN109985744B (en) | 2021-06-22 |
Family
ID=67134992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910326578.9A Active CN109985744B (en) | 2019-04-23 | 2019-04-23 | Cold spraying repair system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109985744B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871074B (en) * | 2022-04-26 | 2023-01-06 | 北京大学 | Object repairing method, object repairing glue gun and object repairing system |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100515608B1 (en) * | 2003-12-24 | 2005-09-16 | 재단법인 포항산업과학연구원 | Cold spray apparatus with powder preheating apparatus |
| US20080041921A1 (en) * | 2005-09-26 | 2008-02-21 | Kevin Creehan | Friction stir fabrication |
| CN102189370B (en) * | 2010-03-04 | 2012-12-12 | 宝山钢铁股份有限公司 | Cold spray repairing method for crystallizer copper plate |
| US8601663B2 (en) * | 2012-02-13 | 2013-12-10 | Honeywell International Inc. | Methods for structural repair of components having damaged internally threaded openings and components repaired using such methods |
| WO2015047544A1 (en) * | 2013-09-27 | 2015-04-02 | United Technologies Corporation | Cold spray powder feeders with in-situ powder blending |
| WO2017223236A1 (en) * | 2016-06-21 | 2017-12-28 | South Dakota Board Of Regents | Cold spray manufacturing and repair cell |
| CA3032636A1 (en) * | 2016-07-14 | 2018-01-18 | Arcanum Alloys, Inc. | Methods for forming stainless steel parts |
| CN106203726A (en) * | 2016-07-21 | 2016-12-07 | 中国民用航空飞行学院 | Precision component surface defect repair system and restorative procedure |
| CN106939421A (en) * | 2017-02-16 | 2017-07-11 | 中国船舶重工集团公司第七二五研究所 | A kind of low pressure cold spray repairing method of Al-alloy casing |
| CN107723699B (en) * | 2017-09-14 | 2019-12-31 | 西安热工研究院有限公司 | Method for repairing heat-resistant alloy |
| CN109338354B (en) * | 2018-09-30 | 2020-01-24 | 武汉大学 | Ultrafast pulse laser-cold spraying surface processing method for thin-wall structure |
-
2019
- 2019-04-23 CN CN201910326578.9A patent/CN109985744B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109985744A (en) | 2019-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104889864B (en) | A kind of automatic grinding polishing system | |
| JP6499964B2 (en) | How to repair turbomachine parts | |
| Zhang et al. | Modeling of worn surface geometry for engine blade repair using Laser-aided Direct Metal Deposition process | |
| US20200189068A1 (en) | Systems, methods, and apparatuses for managing abrasive media levels in cavitated fluid | |
| US20080028605A1 (en) | Weld repair of metallic components | |
| CN112045186B (en) | Method and tool for repairing blade tip of cast equiaxial-crystal superalloy turbine rotor blade | |
| CN109985744B (en) | Cold spraying repair system and method | |
| CN103753098A (en) | Turbine engine blade automatic repairing device and method | |
| JP2022510538A (en) | Automatic cooling hole identification and toolpath generation | |
| SG194871A1 (en) | Method and device for checking cracks in an airplane or gas turbine component | |
| JP2009517576A (en) | Repair method for shroud segment of gas turbine | |
| CN113106375A (en) | Equipment and process method for repairing pipeline inner wall corrosion based on supersonic laser deposition technology | |
| JP2010151799A (en) | Expandable shaft for measurement target | |
| CN103861756A (en) | Automatic spraying device for preparing coating of thrust chamber of engine | |
| CN107740096A (en) | Casing laser repair system and restorative procedure | |
| CN110732778B (en) | 3D printing-based laser shot blasting process light path accessibility inspection method | |
| Ristori | Development and performance of 325 MHz Single Spoke Resonators for project X | |
| Wittig | Digitalization: laser metal deposition—the future of spare parts and repairs for industrial steam turbines | |
| CN215050631U (en) | Equipment for repairing corrosion of inner wall of pipeline based on supersonic laser deposition technology | |
| CN100455396C (en) | Renovation technique of aerial engine flow guiding disc | |
| EP2960736A2 (en) | Component processing | |
| Helsper et al. | Design, Manufacturing, Assembly, and Lessons Learned of the Pre-production 325 MHz Couplers for the PIP-II Project at Fermilab | |
| Frapolli et al. | Key challenges for the production of ELT M1 segments at Safran Reosc | |
| CN113927169A (en) | Device and method based on laser material increase field in-situ repair | |
| Wu | Process Modeling and Planning for Robotic Cold Spray Based Additive Manufacturing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |