CN110408929B - Friction coating device and processing method of multi-element alloy layer - Google Patents
Friction coating device and processing method of multi-element alloy layer Download PDFInfo
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- CN110408929B CN110408929B CN201910721987.9A CN201910721987A CN110408929B CN 110408929 B CN110408929 B CN 110408929B CN 201910721987 A CN201910721987 A CN 201910721987A CN 110408929 B CN110408929 B CN 110408929B
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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
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
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Abstract
The invention provides a friction coating device and a processing method of a multi-element alloy layer, which comprises a machine tool and a fixing device; a drill chuck is arranged on the machine tool and is aligned with the fixing device; the fixing device is fixed on a base of the machine tool through a clamping device and comprises a main body and a feeding device for alloy bars, wherein the main body is a hollow cylinder, and a threaded hole is formed in the side wall of the main body; the alloy bar is embedded in the feeding device, and the feeding device is arranged in the threaded hole of the main body in a penetrating mode and is fixed. By using a simple mechanical device and the combination of different alloy cylindrical bars, a multi-alloy layer can be quickly coated on the surface of a carbon steel workpiece, so that the surface of the carbon steel workpiece has the functions of corrosion resistance, wear resistance, high-temperature oxidation resistance and the like, and the coating layer has uniform thickness; in addition, in the friction coating process, the multi-element alloy layer and the surface of the carbon steel are subjected to mutual infiltration, so that the bonding strength of the multi-element alloy layer and the surface of the carbon steel is improved, the whole device is low in energy consumption and pollution-free, and the operation process is simple and rapid.
Description
Technical Field
The invention relates to the technical field of surface modification, in particular to a friction coating device and a processing method of a multi-element alloy layer.
Background
The application field of modern material surface treatment technology is very wide and is spread in various industries, such as aerospace, ships, national defense weaponry, traffic engineering, optical instruments and other mechanical engineering fields; the content of the composite material is very wide, and the composite material not only has the functions of corrosion resistance, wear resistance, decoration protection, heat conduction, heat resistance and the like, but also is an important means for strengthening and repairing failed parts for reuse and an important technology for developing new materials and new parts. With the development of basic industry and high-tech products, the demands for high-quality and high-efficiency surface modification and coating technology are deeply extended, and the development of the thermochemical surface modification, the high-energy plasma surface coating, the diamond film coating technology, the surface modification and coating process simulation and performance prediction and the like are greatly advanced under the situation that the fields and related subjects are mutually promoted at home and abroad. Current surface treatment techniques include cladding techniques such as electroplating, electroless plating, painting, bead welding, thermal spraying, and five-coat surface modification techniques such as shot peening, surface heat treatment, chemical heat treatment, plasma diffusion treatment, laser surface treatment, and the like. However, the current surface modification technology has the problems of large energy consumption, complex process, high cost and the like.
Disclosure of Invention
The invention provides a friction coating device and a processing method of a multi-element alloy layer, aiming at reducing the cost and the energy consumption of surface modification and achieving the optimization effect of the surface modification by a simple process.
The technical scheme of the invention is realized as follows:
a friction coating apparatus for a multi-component alloy layer, comprising:
the device comprises a machine tool and a fixing device for alloy bars;
the machine tool is provided with a drill chuck for clamping a workpiece to be coated, and the drill chuck is aligned with the fixing device;
the fixing device is fixed on a base of the machine tool through a clamping device and comprises a main body and a feeding device for alloy bars, wherein the main body is a hollow cylinder, and a threaded hole is formed in the side wall of the main body; the alloy bar is embedded in the feeding device, and the feeding device is arranged in the threaded hole of the main body in a penetrating mode and is fixed.
Optionally, the machine tool employs a milling and drilling machine.
Optionally, the number of screw holes on the main part lateral wall is one or more, and a plurality of screw holes equipartition are around the main part.
Optionally, the side wall of the main body is further provided with a viewing hole.
Optionally, the main body is a hollow structure, and the inner side wall of the top opening of the main body is chamfered.
Optionally, the main body is a hollow structure, and the inner side wall of the opening at the top of the main body is chamfered, wherein the angle of the chamfer is 30-60 degrees.
Optionally, the bottom of the outer side wall of the body forms a clamping table for facilitating clamping.
Optionally, the feeding device comprises an elastic member, an inner sleeve and a feeding bolt, wherein one end of the inner sleeve is connected with a threaded hole of the main body in a threaded manner, a boss is formed in an inner cavity of the inner sleeve, the alloy bar is arranged in the inner sleeve in a penetrating manner and is connected with one side of the main body in a threaded manner, one end of the alloy bar is suspended outside the inner sleeve, and the other end of the alloy bar is arranged in the boss in a penetrating manner; the elastic piece is arranged in the inner sleeve, the feeding bolt penetrates through the inner sleeve, one end of the elastic piece is abutted against the boss, and the other end of the elastic piece is abutted against the feeding bolt.
Optionally, the feeding device further comprises an outer sleeve, said outer sleeve being threadedly connected to the other end of the inner sleeve.
Optionally, the resilient member is a spring.
Optionally, the boss is of an annular hollow cylindrical structure.
Alternatively, the boss is constructed from at least two symmetrically distributed protrusions.
Optionally, the clamping device is a parallel jaw vice, the surface of the clamping table of the main body is attached to the clamping surface of the parallel jaw vice, and the main body is clamped and fixed by the parallel jaw vice.
The workpiece to be coated is a carbon steel workpiece.
The method for processing the friction coating device based on the multi-component alloy layer comprises the following steps:
the method comprises the steps of installation, debugging, processing and unloading;
the mounting step comprises the steps of firstly lifting the working end of the machine tool to a preset height, mounting the drill chuck on the working end of the machine tool, mounting a workpiece to be coated on the drill chuck, and moving a movable jaw of the parallel jaw vice to clamp the main body of the fixing device on the parallel jaw vice;
the debugging step comprises the steps of placing alloy bar materials made of different materials into the inner sleeve, and screwing the feeding bolt into the inner sleeve until the alloy bar materials, the elastic piece and the feeding bolt are contacted in sequence, and the alloy bar materials are free from acting force; then connecting an inner sleeve containing an alloy bar on the main body in a threaded manner, moving the working end of the machine tool, aligning the drill chuck to the main body by utilizing a chamfer at an opening at the top of the main body, moving the drill chuck to lower the workpiece to be coated to a set position, locking the drill chuck, and rotating the feed bolt to generate pressure between the alloy bar and the workpiece to be coated;
the processing step comprises the steps of turning on a power supply of the machine tool, controlling a drill chuck on the machine tool to rotate, and achieving friction coating penetration between a workpiece to be coated and the alloy bar through pressure, rotating speed and friction coating time; the pressure between the workpiece to be coated and the alloy bar can be controlled and adjusted through the screwing length of the feeding bolt, the relative rotating speed between the workpiece to be coated and the alloy bar can be controlled and adjusted through a machine tool, and different coating effects can be achieved by controlling the friction coating time between the workpiece to be coated and the alloy bar; the coating effect can be observed through the observation hole;
and the unloading step comprises the steps of turning off a power supply of the machine tool when the coating effect is observed through the observation hole to reach a preset effect, stopping the rotation of the workpiece to be coated, reversely screwing out the feed bolt to separate the alloy bar from the workpiece to be coated, moving the machine tool upwards, loosening the drill chuck, and taking down the workpiece to be coated.
The invention has the beneficial effects that:
by using a simple mechanical device and the combination of different alloy cylindrical bars, a multi-alloy layer can be quickly coated on the surface of a carbon steel workpiece, so that the surface of the carbon steel workpiece has the functions of corrosion resistance, wear resistance, high-temperature oxidation resistance and the like, and the coating layer has uniform thickness; in addition, in the friction coating process, due to the temperature rise and the pressure effect, the multi-element alloy layer and the surface of the carbon steel are subjected to mutual permeation, a bonding layer is generated between the multi-element alloy layer and the surface of the carbon steel, the bonding strength of the multi-element alloy layer and the surface of the carbon steel is further greatly improved, the thickness of the multi-element alloy layer on the surface of the carbon steel is controlled through the pressure, the relative rotating speed and the working time between the carbon steel workpiece and the alloy bar, the whole device is low in investment, low in energy consumption and free of pollution, and compared with the prior art, the operation process is simple and rapid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a friction coating apparatus for a multi-component alloy layer according to the present invention;
FIG. 2 is a schematic view of the fixing device of the friction coating apparatus of a multi-component alloy layer according to the present invention;
FIG. 3 is a schematic view of the structure of the body in a friction coating apparatus for a multi-component alloy layer according to the present invention;
FIG. 4 is a schematic view of the feeding device of the friction coating device for a multi-component alloy layer according to the present invention.
FIG. 5 is a schematic view showing the microstructure of 20 steel after being processed by a friction coating apparatus for a multi-component alloy layer according to the present invention.
Reference numerals:
1. a machine tool; 1-1, a drill chuck; 2. a workpiece to be coated; 3. a fixing device; 3-1, a main body; 3-1a, chamfering; 3-1b, a threaded hole; 3-1c, an observation hole; 3-1d, a clamping table; 3-2, a feeding device; 3-2-1, boss; 3-2-2, an elastic member; 3-2-3, an inner sleeve; 3-2-4, an outer sleeve; 3-2-5, feeding bolt; 4. a parallel jaw vice; 4-1, moving the jaw; 5. alloy bar stock.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments herein to enable those skilled in the art to practice them. Portions and features of some embodiments may be included in or substituted for those of others. The scope of the embodiments herein includes the full ambit of the claims, as well as all available equivalents of the claims. The terms "first," "second," and the like, herein are used solely to distinguish one element from another without requiring or implying any actual such relationship or order between such elements. In practice, a first element can also be referred to as a second element, and vice versa.
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.
As shown in fig. 1 to 5, the application discloses a friction coating device of a multi-component alloy layer, which comprises a machine tool and a fixing device for an alloy bar;
the machine tool 1 is provided with a drill chuck 1-1 for clamping a workpiece 2 to be coated, and the drill chuck is aligned with a fixing device 3;
the fixing device is fixed on a base of a machine tool through a clamping device 4, the fixing device comprises a main body 3-1 and a feeding device 3-2 for alloy bars, the main body is a hollow cylinder, and the side wall of the main body is provided with a threaded hole 3-1 b; the alloy bar 5 is embedded in the feeding device, and the feeding device is arranged in the threaded hole of the main body in a penetrating mode and is fixed.
Optionally, the machine tool employs a milling and drilling machine. The drilling and milling machine is vertically arranged, and the drill chuck moves up and down.
Optionally, the number of the threaded holes on the side wall of the main body is one or more, and the plurality of threaded holes are uniformly distributed around the main body; and the feeding devices containing alloy bars are arranged in the plurality of threaded holes, so that the working efficiency between the workpiece to be coated and the alloy bars is improved.
Optionally, the side wall of the main body is also provided with a viewing hole 3-1 c. And observing the coating effect between the workpiece to be coated and the alloy bar in the main body through the observation hole.
Optionally, the body is a hollow structure with a chamfer 3-1a formed on the inside wall at the top opening.
Optionally, the main body is a hollow structure, and the inner side wall of the opening at the top of the main body is chamfered, wherein the angle of the chamfer is 30-60 degrees. The hollow size of the main body is enlarged through the chamfering structure, and the accuracy of the drill chuck aligning to the main body is improved conveniently.
Optionally, the bottom of the outer side wall of the body forms a clamping table 3-1d for facilitating clamping.
Optionally, the feeding device comprises an elastic part 3-2-2, an inner sleeve 3-2-3 and a feeding bolt 3-2-5, one end of the inner sleeve is connected with a threaded hole of the main body in a threaded manner, a boss 3-2-1 is formed in an inner cavity of the inner sleeve, an alloy bar material is threaded in the inner sleeve and is connected with one side of the main body in a threaded manner, one end of the alloy bar material is suspended outside the inner sleeve, and the other end of the alloy bar material is threaded in the boss; the elastic piece is arranged in the inner sleeve, the feeding bolt penetrates through the inner sleeve, one end of the elastic piece is abutted against the boss, and the other end of the elastic piece is abutted against the feeding bolt.
Optionally, the feeding device further comprises an outer sleeve 3-2-4, which is screwed to the other end of the inner sleeve. When a wire sliding state occurs between the feeding bolt and the inner sleeve, the feeding bolt cannot play a role in screwing and fixing, and the outer sleeve is screwed with the feeding bolt, so that the outer sleeve plays a further fastening guarantee role.
Optionally, the resilient member is a spring.
Optionally, the boss is of an annular hollow cylinder structure, and the alloy bar penetrates through the boss.
Optionally, the boss is formed by at least two symmetrically distributed bulges, and the alloy bar material penetrates through the boss.
When the elastic piece is a spring, the boss is used for preventing the spring from being stressed, protruding and sliding.
Optionally, the clamping device is a parallel jaw vice, the surface of the clamping table of the main body is attached to the clamping surface of the parallel jaw vice, and the main body is clamped and fixed by the parallel jaw vice. The clamping table of the main body is convenient for improving the stability of the movable vice of the parallel vice during clamping, and the main body is prevented from rotating and shifting under the action of rotation of a workpiece to be coated.
The embodiment of the present disclosure further provides a method for processing a friction coating device based on the above multi-component alloy layer, which includes the following steps:
the method comprises the steps of installation, debugging, processing and unloading;
the mounting step comprises the steps of firstly lifting the working end of the machine tool to a preset height, mounting the drill chuck on the working end of the machine tool, mounting a workpiece to be coated on the drill chuck, and moving a movable jaw of the parallel jaw vice to clamp the main body of the fixing device on the parallel jaw vice;
the debugging step comprises the steps of placing alloy bars made of different materials into the inner sleeve, and screwing the feeding bolt into the inner sleeve until the alloy bars, the stop block, the elastic piece and the feeding bolt are contacted in sequence, and the alloy bars are free from acting force; then connecting an inner sleeve containing an alloy bar on the main body in a threaded manner, moving the working end of the machine tool, aligning the drill chuck to the main body by utilizing a chamfer at an opening at the top of the main body, moving the drill chuck to lower the workpiece to be coated to a set position, locking the drill chuck, and rotating the feed bolt to generate pressure between the alloy bar and the workpiece to be coated;
the processing step comprises the steps of turning on a power supply of the machine tool, controlling a drill chuck on the machine tool to rotate, and achieving friction coating penetration between a workpiece to be coated and the alloy bar through pressure, rotating speed and friction coating time; the pressure between the workpiece to be coated and the alloy bar can be controlled and adjusted through the screwing length of the feeding bolt, the relative rotating speed between the workpiece to be coated and the alloy bar can be controlled and adjusted through a machine tool, and different coating effects can be achieved by controlling the friction coating time between the workpiece to be coated and the alloy bar; the coating effect can be observed through the observation hole;
and the unloading step comprises the steps of turning off a power supply of the machine tool when the coating effect is observed through the observation hole to reach a preset effect, stopping the rotation of the workpiece to be coated, reversely screwing out the feed bolt to separate the alloy bar from the workpiece to be coated, moving the machine tool upwards, loosening the drill chuck, and taking down the workpiece to be coated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A friction coating apparatus for a multi-component alloy layer, comprising:
the device comprises a machine tool and a fixing device for alloy bars;
the machine tool is provided with a drill chuck for clamping a workpiece to be coated, and the drill chuck is aligned with the fixing device;
the fixing device is fixed on a base of the machine tool through a clamping device and comprises a main body and a feeding device for alloy bars, wherein the main body is a hollow cylinder, and a threaded hole is formed in the side wall of the main body; the alloy bar is embedded in the feeding device, and the feeding device is arranged in the threaded hole of the main body in a penetrating mode and is fixed.
2. The friction coating apparatus for the multi-component alloy layer according to claim 1, wherein the number of the screw holes on the side wall of the main body is one or more than two, and the plurality of screw holes are uniformly distributed around the main body.
3. The apparatus for friction coating of a multi-component alloy layer according to claim 1, wherein the side wall of the body is further provided with a viewing aperture.
4. The apparatus for friction coating of a multi-component alloy layer according to claim 1, wherein the body is a hollow structure having a chamfer formed on the inside wall at the top opening.
5. The apparatus for friction coating of a multi-component alloy layer according to claim 1, wherein the bottom of the outer sidewall of the body is formed with a holding stage for facilitating holding.
6. The friction coating apparatus for multi-component alloy layer according to claim 1, wherein the feeding means comprises an elastic member, an inner sleeve, and a feeding bolt, one end of the inner sleeve is threaded into the threaded hole of the main body, a boss is formed in an inner cavity of the inner sleeve, the alloy bar is threaded into the inner sleeve and is connected to one side of the main body, one end of the alloy bar is suspended outside the inner sleeve, and the other end of the alloy bar is threaded into the boss; the elastic piece is arranged in the inner sleeve, the feeding bolt penetrates through the inner sleeve, one end of the elastic piece is abutted against the boss, and the other end of the elastic piece is abutted against the feeding bolt.
7. The friction coating apparatus for a multi-component alloy layer according to claim 6, wherein the feeding means further comprises an outer sleeve threadably connected to the other end of the inner sleeve.
8. The apparatus for friction coating of a multicomponent alloy layer according to claim 6, wherein said boss is of annular hollow cylindrical configuration.
9. A friction coating device for a multi-component alloy layer according to claim 5, wherein the clamping means is a parallel jaw vice, the surface of the clamping table of the body engaging the clamping surface of the parallel jaw vice, and the body is clamped by the parallel jaw vice.
10. A method of processing a multi-component alloy layer based friction coating apparatus according to any one of claims 1 to 9, comprising:
the method comprises the steps of installation, debugging, processing and unloading;
the mounting step comprises the steps of firstly lifting the working end of the machine tool to a preset height, mounting the drill chuck on the working end of the machine tool, mounting a workpiece to be coated on the drill chuck, and moving a movable jaw of the parallel jaw vice to clamp the main body of the fixing device on the parallel jaw vice;
the debugging step comprises the steps of placing alloy bar materials made of different materials into the inner sleeve, and screwing the feeding bolt into the inner sleeve until the alloy bar materials, the elastic piece and the feeding bolt are contacted in sequence, and the alloy bar materials are free from acting force; then connecting an inner sleeve containing an alloy bar on the main body in a threaded manner, moving the working end of the machine tool, aligning the drill chuck to the main body by utilizing a chamfer at an opening at the top of the main body, moving the drill chuck to lower the workpiece to be coated to a set position, locking the drill chuck, and rotating the feed bolt to generate pressure between the alloy bar and the workpiece to be coated;
the processing step comprises the steps of turning on a power supply of the machine tool, controlling a drill chuck on the machine tool to rotate, and achieving friction coating penetration between a workpiece to be coated and the alloy bar through pressure, rotating speed and friction coating time; the pressure between the workpiece to be coated and the alloy bar can be controlled and adjusted through the screwing length of the feeding bolt, the relative rotating speed between the workpiece to be coated and the alloy bar can be controlled and adjusted through a machine tool, and different coating effects can be achieved by controlling the friction coating time between the workpiece to be coated and the alloy bar; the coating effect can be observed through the observation hole;
and the unloading step comprises the steps of turning off a power supply of the machine tool when the coating effect is observed through the observation hole to reach a preset effect, stopping the rotation of the workpiece to be coated, reversely screwing out the feed bolt to separate the alloy bar from the workpiece to be coated, moving the machine tool upwards, loosening the drill chuck, and taking down the workpiece to be coated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910721987.9A CN110408929B (en) | 2019-08-06 | 2019-08-06 | Friction coating device and processing method of multi-element alloy layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910721987.9A CN110408929B (en) | 2019-08-06 | 2019-08-06 | Friction coating device and processing method of multi-element alloy layer |
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| CN110408929A CN110408929A (en) | 2019-11-05 |
| CN110408929B true CN110408929B (en) | 2021-08-13 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440338A (en) * | 1981-12-10 | 1984-04-03 | Litton Industrial Products, Inc. | Friction welding machine |
| JP2005530928A (en) * | 2002-06-27 | 2005-10-13 | ベー・ヴェー・ゲー・ゲーエムベーハー・ウント・コンパニー・カーゲー | Method for covering the surface of a track part and track part |
| CN106825911A (en) * | 2017-04-11 | 2017-06-13 | 王金娣 | A kind of friction-welding machine and its welding procedure for producing microbit bar |
| CN206925452U (en) * | 2017-04-11 | 2018-01-26 | 郭强 | A kind of friction-welding machine with manipulator |
| CN208231071U (en) * | 2018-04-17 | 2018-12-14 | 湖南汽车工程职业学院 | A kind of friction-welding machine high stability clamping device |
-
2019
- 2019-08-06 CN CN201910721987.9A patent/CN110408929B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4440338A (en) * | 1981-12-10 | 1984-04-03 | Litton Industrial Products, Inc. | Friction welding machine |
| JP2005530928A (en) * | 2002-06-27 | 2005-10-13 | ベー・ヴェー・ゲー・ゲーエムベーハー・ウント・コンパニー・カーゲー | Method for covering the surface of a track part and track part |
| CN106825911A (en) * | 2017-04-11 | 2017-06-13 | 王金娣 | A kind of friction-welding machine and its welding procedure for producing microbit bar |
| CN206925452U (en) * | 2017-04-11 | 2018-01-26 | 郭强 | A kind of friction-welding machine with manipulator |
| CN208231071U (en) * | 2018-04-17 | 2018-12-14 | 湖南汽车工程职业学院 | A kind of friction-welding machine high stability clamping device |
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| CN110408929A (en) | 2019-11-05 |
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