CN108611606A - A kind of compound soft coating cutters of Mo-S-Sb-C and preparation method thereof - Google Patents

A kind of compound soft coating cutters of Mo-S-Sb-C and preparation method thereof Download PDF

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Publication number
CN108611606A
CN108611606A CN201810444214.6A CN201810444214A CN108611606A CN 108611606 A CN108611606 A CN 108611606A CN 201810444214 A CN201810444214 A CN 201810444214A CN 108611606 A CN108611606 A CN 108611606A
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coating
soft coating
compound soft
cutter
compound
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李学木
邓建新
张亮亮
孙婕
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Shandong University
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Shandong University
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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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/24—Vacuum evaporation
    • C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
    • C23C14/325—Electric arc evaporation
    • 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/02—Pretreatment of the material to be coated
    • C23C14/024—Deposition of sublayers, e.g. to promote adhesion of the coating
    • C23C14/025—Metallic sublayers
    • 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0605—Carbon
    • 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0623—Sulfides, selenides or tellurides
    • 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
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/08—Oxides
    • 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
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
    • C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
    • 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
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
    • C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
    • C23C28/347—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with layers adapted for cutting tools or wear applications

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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)
  • Inorganic Chemistry (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

The present invention relates to a kind of compound soft coating cutters of Mo S Sb C and preparation method thereof, belong to technical field of mechanical cutting tool manufacture.The cutter includes tool matrix, transition zone, compound soft coating, and compound soft coating is 25 by mass ratio：0.5‑2：0.5 2 MoS2、C、Sb2O3Composition；The preparation method, it is characterised in that：Suspension is made in the mixed-powder of each component of compound soft coating first, then deposits transition zone, compound soft coating on tool matrix successively using multi-arc ion coating sedimentation, you can obtains the compound soft coating cutters of Mo S Sb C.Invention combines MoS2、C、Sb2O3Excellent performance, the compound soft coatings of Mo S Sb C are deposited on tool matrix using multi-arc ion coating sedimentation, the coating has good with tool matrix associativity, the advantages that friction coefficient is low, humiture is adaptable, and coating performance is stablized, it do not crack, fall off in use, significantly improve the performance of soft coating cutter.

Description

A kind of compound soft coating cutters of Mo-S-Sb-C and preparation method thereof
Technical field
The present invention relates to technical field of mechanical cutting tool manufacture more particularly to a kind of compound soft coating knives of Mo-S-Sb-C Tool and preparation method thereof.
Background technology
Cooling and lubricating due to lacking cutting fluid acts on, and cutter and friction of workpiece are extremely serious in dry machining technology, cutting Extreme temperatures, tool wear is serious, causes cutter life relatively low.It the appearance of self-lubricating knife tool and develops into this technical problem and has Effect solves to provide good opportunity.Self-lubricating knife tool refer to cutter material itself have lubrication, antifriction, abrasion resistance, can less, Self-lubricating machining is realized under conditions of unlubricated dose.It can reduce cutter fretting wear, improve cutter life, reduce plus Work cost avoids pollution of the cutting fluid to environment, is a kind of Green Machining cutter efficiently, clean.Soft coating cutter is to moisten certainly One of the main way of realization of sliding cutter, be coated in tool surface kollag can become cutter material chemical barrier and Lubricating film effectively reduces the elements diffusion between cutter and workpiece, reduces the fretting wear of cutter, extends cutter and uses the longevity Life.
Molybdenum disulfide MoS2It is common soft coating material with graphite C.Molybdenum disulfide MoS2There is good bonding with metal Performance can form very thin lubricating film with metal surface, and greasy property is excellent under vacuum conditions, but it is high under air environment Wen Yi is aoxidized, and wet environment easily reacts rotten with water.Chemical stability is better than molybdenum disulfide MoS to graphite C at high temperature2, Graphite C molecular layer becomes larger with interlamellar spacing under wet environment, and binding force weakens, and greasy property is promoted.Antimony oxide Sb2O3Have good Good antioxygenic property, when it and molybdenum disulfide MoS2Or graphite C is when collectively acting as lubricant, Sb2O3It can occur first with oxygen anti- It answers, to reduce molybdenum disulfide MoS2Or the oxidation rate of graphite C.Therefore, it is necessary to a kind of technical method, comprehensive molybdenum disulfide MoS2, graphite C and antimony oxide Sb2O3Excellent performance, make to form the coating of cutter not only has good knot with tool matrix Conjunction property, and with lower friction coefficient, excellent humiture adaptability, to meet dry machining technology requirement.
Patent application 201110081807.9 discloses a kind of preparation method of soft coating of hard alloy cutter, it is using molten Sol-gel is coated with MoS in carbide tool surface2Soft coating greatly reduces the friction coefficient of cutter and workpiece, increases The machining accuracy and service life of cutter are added.But the faults of construction such as the coating of the method preparation is usually cracked, falls off.
Patent 200610068975.3 discloses a kind of compound soft coating cutter of self-lubricating and preparation method thereof, it is used Intermediate frequency magnetic control+multi sphere method film plating process is prepared for MoS in tool surface2/ Zr/Ti composite coatings, the cutter when carrying out dry cutting Surface energy forms the continuous solid-state lubricant layer with lubricating action, plays reduction friction, prevents to bond, reduces cutting force and cut The purpose cut temperature, reduce tool wear.But the coating layer thickness that the method makes is relatively thin, action time is shorter, and technique Process is complicated, cost is higher.
To sum up, the preparation method of existing soft coating cutter and its cutter of preparation still have complex process, are manufactured into This height, coating are easy to crack, the problems such as falling off, therefore, it is necessary to study a kind of new soft coating cutter and preparation method thereof, with into One step improves the performance of soft coating cutter, reduces manufacturing cost.
Invention content
For the above-mentioned prior art the problem of, the present invention is intended to provide a kind of compound soft coating knives of Mo-S-Sb-C Tool and preparation method thereof.The present invention combines MoS2、C、Sb2O3Excellent performance, using multi-arc ion coating sedimentation in cutter base Layer by layer deposition goes out the compound soft coatings of Mo-S-Sb-C on body, and it is good with tool matrix associativity which has, and friction coefficient is low, warm The advantages that humidity is adaptable, and coating performance is stablized, and does not crack, does not fall off in use, significantly improves soft coating The performance of cutter, meanwhile, the method that the present invention uses is simple and effective, and coating layer thickness can be customized as needed, substantially Degree reduces the production cost of cutter.
An object of the present invention is to provide a kind of compound soft coatings of the Mo-S-Sb-C coated in tool surface.
The second object of the present invention is to provide a kind of compound soft coating cutters of Mo-S-Sb-C.
The third object of the present invention is to provide a kind of preparation method of the compound soft coating cutters of Mo-S-Sb-C.
The fourth object of the present invention is to provide compound soft coatings of Mo-S-Sb-C coated in tool surface, Mo-S-Sb-C The application of compound soft coating cutter and preparation method thereof.
For achieving the above object, specifically, the invention discloses following technical proposals：
First, the invention discloses a kind of compound soft coatings of the Mo-S-Sb-C coated in tool surface, the compound soft paintings Layer is by MoS2、C、Sb2O3Composition, wherein MoS2、C、Sb2O3Mass ratio be 2-5：0.5-2：0.5-2, preferably 2：1：1.
Secondly, the invention discloses a kind of compound soft coating cutters of Mo-S-Sb-C, the cutter includes tool matrix, mistake Layer, compound soft coating are crossed, the material of the tool matrix is high-speed steel or hard alloy, and the transition zone is metal Ti, described Compound soft coating is 2-5 by mass ratio：0.5-2：The MoS of 0.5-22、C、Sb2O3Three kinds of groups are grouped as (preferably 2：1：1)；Its In, the transition zone is covered on tool matrix, and compound soft coating is covered on transition zone.
Again, the invention discloses a kind of preparation methods of the compound soft coating cutters of Mo-S-Sb-C：First by compound soft painting Suspension is made in the mixed-powder of each component of layer, is then deposited on tool matrix successively using multi-arc ion coating sedimentation Transition zone, compound soft coating, you can obtain the compound soft coating cutters of Mo-S-Sb-C.
Specifically, the preparation method includes the following steps：
(1) prepared by suspension：Molybdenum disulfide, graphite, antimony oxide are mixed in aqueous solution in proportion, and added poly- Vinyl alcohol, heating stirring obtain Mo-S-Sb-C suspension, spare；
(2) tool matrix pre-processes：Tool matrix surface is polished to minute surface, and respectively in acetone and ethanol solution Then middle ultrasonic cleaning deposits one layer of mistake using multi-arc ion coating sedimentation to remove the dirt on its surface on tool matrix Layer is crossed, it is spare；
(3) soft coating deposits：Mo-S-Sb-C suspension in step (1) is placed in the note of multi-arc ion coating precipitation equipment In emitter, the cutter containing transition zone in step (2) is placed in the three-dimensional movement platform substrate of multi-arc ion coating precipitation equipment On, the flow of suspension, the path of three-dimensional movement platform substrate and speed, the output voltage of DC high-voltage power supply, metal are set Nozzle at a distance from cutter, cutter transition zone on deposit the compound soft coatings of Mo-S-Sb-C；
(4) it post-processes：Cutter in step (3) is placed in baking oven and is dried, fully to evaporate the moisture in coating, then Cutter is placed in heating furnace and is kept the temperature, coating is made fully to cure, enhances its bond strength with tool surface, you can obtain Mo- The compound soft coating cutters of S-Sb-C.
In step (1), the MoS2、C、Sb2O3Mass ratio be 1-5：0.2-2：0.2-2, preferably 2：1：1.
In step (1), the time of the stirring is 20-40min, preferably 30min.
In step (2), the time of the ultrasonic cleaning is 10-30min, preferably 20min.
In step (2), the material of the transition zone is metal Ti, thickness 0.5-1mm.
In step (3), the flow of the suspension is 2 × 10-13m3·s-1~5 × 10-13m3·s-1。
In step (3), the internal diameter of the Metallic Nozzle At The Ingot is 500 μm.
In step (3), the spacing of the Metallic Nozzle At The Ingot and tool surface is 2-5mm.
In step (3), the output voltage of the DC high-voltage power supply is 3-6Kv.
In step 3), the suspension flow, Metallic Nozzle At The Ingot movement speed and spray time are by the thickness of the soft coating deposited Degree determines that technical staff can allocate as needed, and the present invention does not limit.
In step (4), the drying temperature is 80-120 DEG C, drying time 1.5-3h, preferably 100 DEG C and 2h.
In step (4), the holding temperature is 350-450 DEG C, soaking time 4-6h, preferably 400 DEG C and 5h.
Finally, the invention also discloses Mo-S-Sb-C compound soft coatings, Mo-S-Sb-C coated in tool surface to answer Close application of the soft coating cutter and preparation method thereof in field of machining.
Compared with prior art, the advantageous effect that the present invention obtains is：
(1) invention combines MoS2、C、Sb2O3Excellent performance, using multi-arc ion coating sedimentation on tool matrix by Layer deposits the compound soft coatings of Mo-S-Sb-C, and it is good with tool matrix associativity which has, and friction coefficient is low, humiture is suitable The advantages that Ying Xingqiang, and coating performance is stablized, and does not crack, does not fall off in use, significantly improves soft coating cutter Performance, meanwhile, the method that the present invention uses is simple and effective, and coating layer thickness can be customized as needed, be greatly lowered The production cost of cutter.
(2) the compound soft coating cutters of Mo-S-Sb-C that prepared by the present invention are adaptable to processing environment, in the cutting process It can realize good friction reducing effect, significantly reduce Tool in Cutting power and cutting temperature, reduce tool wear, make the present invention's Cutter can be widely applied in the dry machining technology of difficult-to-machine material, and achieve good cutting effect.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.
Fig. 1 is the multi-arc ion coating precipitation equipment schematic diagram that the present invention prepares that the compound soft coating cutters of Mo-S-Sb-C use.
Fig. 2 is the coating structure schematic diagram of the compound soft coating cutters of Mo-S-Sb-C prepared by the present invention.
Attached drawing acceptance of the bid note respectively represents：1- syringes, 2-Mo-S-Sb- suspension, 3- micro-injection pumps, 4- high direct voltages Power supply, 5- three-dimensional movement platform substrates, 6- tool matrix, 7- nanosized liquid droplets, 8- micron order jet streams, 9- Metallic Nozzle At The Ingots, 10- rubbers Glue conduit, 11- soft coatings, 12- transition zones.
Specific implementation mode
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As background technology is introduced, the preparation method of existing soft coating cutter and its cutter of preparation still have Complex process, manufacturing cost are high, coating is easy to crack, the problems such as falling off, and therefore, it is compound that the present invention proposes a kind of Mo-S-Sb-C Soft coating cutter and preparation method thereof, the present invention is further described with reference to the accompanying drawings and detailed description.
Embodiment 1
As shown in Figs. 1-2, the preparation method of the compound soft coating cutters of a kind of Mo-S-Sb-C, includes the following steps：
(1) prepared by suspension：Molybdenum disulfide, graphite, antimony oxide powder are pressed 2：1：1 mass ratio is blended in water-soluble In liquid, and appropriate polyvinyl alcohol is added, heating stirring 30min obtains Mo-S-Sb-C suspension, spare；Molybdenum disulfide, graphite, The grain size of antimony oxide powder is respectively less than 100nm.
(2) tool matrix pre-processes：Tool matrix 6 (YT14 carbide-tipped milling cutters) surface is polished to minute surface, and respectively It is cleaned by ultrasonic 20min in acetone and ethanol solution, to remove the dirt on its surface, then multi-arc ion coating is used to deposit Method deposits the Ti transition zones 12 of one layer of 0.5mm thickness on tool matrix 6, spare；
(3) soft coating deposits：Mo-S-Sb-C suspension 2 in step (1) is placed in the note of multi-arc ion coating precipitation equipment In emitter 1, the flow that Mo-S-Sb-C suspension 2 is controlled by micro-injection pump 3 is 3 × 10-13m3·s-1, will be in step (2) The cutter containing transition zone be placed on the three-dimensional movement platform substrate 5 of multi-arc ion coating precipitation equipment, setting three-dimensional motion is flat Stylobate plate 5 is 40mm in X, Y-direction displacement distance, and X, Y-direction speed are all 2mm/s, grid distance 0.2mm, setting gold It is 3mm to belong to nozzle 9 (500 μm of internal diameter) and the spacing on 12 surface of transition zone, and high voltage electric field is provided by DC high-voltage power supply 4, defeated It is 3.5Kv to go out voltage, opens micro-injection pump 3, after so that Mo-S-Sb-C suspension is passed through rubber catheter 10, goes out in Metallic Nozzle At The Ingot 9 Stable micron order jet stream 8 and nanosized liquid droplets 7 are formed at mouthful, and first layer WC thin layers of ceramic is deposited in graphite jig, Cutter transition zone 12 on deposit the compound soft coatings of Mo-S-Sb-C 11；
(4) it post-processes：Cutter in step (3) is placed in middle heat in 100 DEG C of baking oven and dries 2h, fully to evaporate in coating Moisture, then cutter is placed in low temperature oven and is warming up to 400 DEG C with the rate of 5 DEG C/min, 5h is kept the temperature, keeps coating fully solid Change, enhances its bond strength with tool surface, you can obtain the compound soft coating cutters of Mo-S-Sb-C.
Embodiment 2
With embodiment 1, difference lies in：In step (2), the tool matrix is W18Cr4V high-speed steel milling cutters；Step (3) In, the spacing of Metallic Nozzle At The Ingot and transition layer surface is 3.5mm, and the output voltage of DC high-voltage power supply is 4.2Kv.
Embodiment 3
With embodiment 1, difference lies in：In step (1), the MoS2、C、Sb2O3Mass ratio be 2：0.5：0.5, it is described The time of stirring is 20min.
In step (2), the time of the ultrasonic cleaning is 10min；The thickness of the transition zone is 1mm.
In step (3), the flow of the Mo-S-Sb-C suspension is 2 × 10-13m3·s-1, Metallic Nozzle At The Ingot and transition zone table The spacing in face is 2mm, and the output voltage of DC high-voltage power supply is 3Kv.
Embodiment 4
With embodiment 1, difference lies in：In step (1), the MoS2、C、Sb2O3Mass ratio be 2：2：2, the stirring Time be 35min.
In step (2), the time of the ultrasonic cleaning is 25min；The thickness of the transition zone is 0.8mm.
In step (3), the flow of the Mo-S-Sb-C suspension is 3.5 × 10-13m3·s-1, Metallic Nozzle At The Ingot and transition zone The spacing on surface is 3mm, and the output voltage of DC high-voltage power supply is 5Kv.
Embodiment 5
With embodiment 1, difference lies in：In step (1), the MoS2、C、Sb2O3Mass ratio be 5：0.5：0.5, it is described The time of stirring is 40min.
In step (2), the time of the ultrasonic cleaning is 30min；The thickness of the transition zone is 1mm.
In step (3), the flow of the Mo-S-Sb-C suspension is 5 × 10-13m3·s-1, Metallic Nozzle At The Ingot and transition zone table The spacing in face is 5mm, and the output voltage of DC high-voltage power supply is 6Kv.
Embodiment 6
With embodiment 1, difference lies in：In step (1), the MoS2、C、Sb2O3Mass ratio be 5：2：2, the stirring Time be 40min.
In step (2), the tool matrix is W18Cr4V high-speed steel milling cutters.
In step (2), the time of the ultrasonic cleaning is 30min；The thickness of the transition zone is 1mm.
In step (3), the flow of the Mo-S-Sb-C suspension is 5 × 10-13m3·s-1, Metallic Nozzle At The Ingot and transition zone table The spacing in face is 5mm, and the output voltage of DC high-voltage power supply is 6Kv.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for those skilled in the art For member, the application can have various modifications and variations.Any modification made by within the spirit and principles of this application, Equivalent replacement, improvement etc., should be included within the protection domain of the application.

Claims (10)

1. a kind of compound soft coatings of Mo-S-Sb-C coated in tool surface, it is characterised in that：The compound soft coating is by MoS2、 C、Sb2O3Three kinds of groups are grouped as, wherein MoS2、C、Sb2O3Mass ratio be 2-5：0.5-2：0.5-2.
2. compound soft coating as described in claim 1, it is characterised in that：MoS in the compound soft coating2、C、Sb2O3Matter Amount is than being 2：1：1.
3. a kind of compound soft coating cutters of Mo-S-Sb-C, it is characterised in that：The cutter includes tool matrix, transition zone, compound The material of soft coating, the tool matrix is high-speed steel or hard alloy, and the transition zone is metal Ti, the compound soft coating It is 2-5 by mass ratio：0.5-2：The MoS of 0.5-22、C、Sb2O3Composition；Wherein, the transition zone is covered on tool matrix, multiple It closes soft coating to be covered on transition zone, it is preferred that the compound soft coating is 2 by mass ratio：1：1 MoS2、C、Sb2O3Composition.
4. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 3, it is characterised in that：It will answer first Suspension is made in the mixed-powder for closing each component of soft coating, then utilizes multi-arc ion coating sedimentation successively on tool matrix Deposit transition zone, compound soft coating, you can obtain the compound soft coating cutters of Mo-S-Sb-C.
5. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 4, it is characterised in that：The method Include the following steps：
(1) prepared by suspension：Molybdenum disulfide, graphite, antimony oxide are mixed in aqueous solution in proportion, and add polyethylene Alcohol, heating stirring obtain Mo-S-Sb-C suspension, spare；
(2) tool matrix pre-processes：Tool matrix surface is polished to minute surface, and is surpassed in acetone and ethanol solution respectively Sound cleans, and to remove the dirt on its surface, one layer of transition zone is then deposited on tool matrix using multi-arc ion coating sedimentation, It is spare；
(3) soft coating deposits：Mo-S-Sb-C suspension in step (1) is placed in the syringe of multi-arc ion coating precipitation equipment In, the cutter containing transition zone in step (2) is placed on the three-dimensional movement platform substrate of multi-arc ion coating precipitation equipment, if Set the flow of suspension, the path of three-dimensional movement platform substrate and speed, the output voltage of DC high-voltage power supply, Metallic Nozzle At The Ingot with The distance of cutter, cutter transition zone on deposit the compound soft coatings of Mo-S-Sb-C；
(4) it post-processes：Cutter in step (3) is placed in baking oven and is dried, fully to evaporate the moisture in coating, then by knife Tool, which is placed in heating furnace, to be kept the temperature, and so that coating is fully cured, is enhanced its bond strength with tool surface, you can obtain Mo-S-Sb- The compound soft coating cutters of C.
6. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 5, it is characterised in that：Step (1) In, the MoS2、C、Sb2O3Mass ratio be 1-5：0.2-2：0.2-2, preferably 2：1：1；
Preferably, in step (1), the time of the stirring is 20-40min, further preferably 30min.
7. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 5, it is characterised in that：Step (2) In, the time of the ultrasonic cleaning is 10-30min, preferably 20min；
Preferably, the material of the transition zone is metal Ti, thickness 0.5-1mm.
8. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 5, it is characterised in that：Step (3) In, the flow of the suspension is 2 × 10-13m3·s-1~5 × 10-13m3·s-1；
Preferably, the spacing of the Metallic Nozzle At The Ingot and tool surface is 2-5mm；
Preferably, the output voltage of the DC high-voltage power supply is 3-6Kv.
9. the preparation method of the compound soft coating cutters of Mo-S-Sb-C as claimed in claim 5, it is characterised in that：Step (4) In, the drying temperature is 80-120 DEG C, drying time 1.5-3h, preferably 100 DEG C, 2h；
Preferably, the holding temperature is 350-450 DEG C, soaking time 4-6h, further preferably 400 DEG C, 5h.
10. the compound soft coatings of Mo-S-Sb-C coated in tool surface and/or such as claim as claimed in claim 1 or 2 The compound soft coating cutter of Mo-S-Sb-C described in 3 and/or the preparation method as described in claim 4-9 are led in mechanical processing Application in domain.
CN201810444214.6A 2018-05-10 2018-05-10 A kind of compound soft coating cutters of Mo-S-Sb-C and preparation method thereof Pending CN108611606A (en)

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Application publication date: 20181002