CN108866697A - A kind of self-lubricant anti-friction ceramic coating rings and its preparation process - Google Patents

A kind of self-lubricant anti-friction ceramic coating rings and its preparation process Download PDF

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CN108866697A
CN108866697A CN201810908088.5A CN201810908088A CN108866697A CN 108866697 A CN108866697 A CN 108866697A CN 201810908088 A CN201810908088 A CN 201810908088A CN 108866697 A CN108866697 A CN 108866697A
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rings
layer
ceramic coating
self
high temperature
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戴彪
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WUXI QIUSHI TEXTILE SPECIAL MEMBER CO Ltd
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WUXI QIUSHI TEXTILE SPECIAL MEMBER CO Ltd
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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H7/00—Spinning or twisting arrangements
    • D01H7/02—Spinning or twisting arrangements for imparting permanent twist
    • D01H7/52—Ring-and-traveller arrangements
    • D01H7/60—Rings or travellers; Manufacture thereof not otherwise provided for ; Cleaning means for rings
    • D01H7/602—Rings
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/18—Homopolymers or copolymers of tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/12—Electrophoretic coating characterised by the process characterised by the article coated
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3009—Sulfides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Coating By Spraying Or Casting (AREA)

Abstract

A kind of self-lubricant anti-friction ceramic coating rings and its preparation process, the ceramic coating rings are made of metal rings ontology, 100-200 μm of interior enhancement layer, 350-400 μm of high temperature resistant heat insulation layer, 500-600 μm of outer anti-attrition layer；Wherein, interior enhancement layer is made of 40-60% tungsten carbide, 30-40% boron carbide, 10-20% chromium carbide；High temperature resistant heat insulation layer is made of 35-50% silicon dioxide hollow microsphere, 30-35% zirconium oxide hollow microsphere, 20-25% liquid silica gel；Outer anti-attrition layer is made of 50-60% polytetrafluoroethylene (PTFE), 10-20% modifying epoxy resin by organosilicon, 1-5% polyoxymethylene, 12-18% silicon nitride, 4-8% fluorinated graphene, 2-6% molybdenum disulfide, 1-3% lanthanum fluoride.The present invention makes rings have high surface hardness and coating-rings bond strength by three layers of coating structure design, and improve rings surface self-lubricating, keep rings coefficient of friction in high-speed spinning extremely low, meet high-end compact spinning and matches the requirement of network compact spinning.

Description

A kind of self-lubricant anti-friction ceramic coating rings and its preparation process
Technical field
The present invention relates to textile machinery parts, and in particular to a kind of self-lubricant anti-friction ceramic coating rings and its preparation work Skill.
Background technique
Rings is the steel circular ring shape parts for playing twist and winding in ring throstle and down twister.It is spinning During yarn, in especially high-end compact spinning and match network compact spinning, because of lack of lubrication, ultralow cilium plumage can extremely increase steel wire Enclose on the surface of revolution of rings rotate when frictional force, cause traditional rings under conditions of unlubricated with the contact zone of wire loop Domain generates 400-800 DEG C or so of high temperature, and wire loop and rings is caused to occur the melting welding of microcell, the process with wire loop rotation And persistently carry out, it can constantly increase the coefficient of friction on rings surface, the rapid failure that not only will lead to rings also results in yarn Tension fluctuation, yarn qualities reduce and broken end increases.
Process for treating surface be improve the most common means of rings performance, including nitriding, carburizing, sulfurizing, plating fluorine, nickel plating, Chromium plating, polishing etc. are surface-treated the lubrication of rings, wear-resisting property all makes moderate progress compared to traditional rings, if but wanting ring ingot Spindle speed is promoted to a new height, meanwhile, guaranteeing that rings and wire loop cooperate in high temperature contact regional stability is still one Technical problem.Application No. is the patent of CN201480054587.2, open ring spinning or rings of twisting thread, by rings surface One layer of hard chrome dispersion layer is coated, ring lubrication is made to make moderate progress, but during RING SPINNING speed-raising, it is understood that there may be wire loop Microcell Welding Phenomena occurs with rings.
Summary of the invention
In view of the deficiencies of the prior art, the purpose of the present invention is to provide a kind of self-lubricant anti-friction ceramic coating rings And its preparation process.
Technical solution of the present invention is summarized as follows：
A kind of self-lubricant anti-friction ceramic coating rings, the ceramic coating rings include metal rings ontology, interior enhancement layer, resistance to height Warm thermal insulation layer, outer anti-attrition layer；The metal rings body surface is sequentially depositing attachment 100-200 μm of interior enhancement layer, 350-400 μm High temperature resistant heat insulation layer, 500-600 μm of outer anti-attrition layer；Wherein, interior enhancement layer is by 40-60% tungsten carbide, 30-40% boron carbide, 10- 20% chromium carbide composition；High temperature resistant heat insulation layer is by 35-50% silicon dioxide hollow microsphere, 30-35% zirconium oxide hollow microsphere, 20- 25% liquid silica gel composition；Outer anti-attrition layer is by 50-60% polytetrafluoroethylene (PTFE), 10-20% modifying epoxy resin by organosilicon, 1-5% polyoxy Methylene, 12-18% silicon nitride, 4-8% fluorinated graphene, 2-6% molybdenum disulfide, 1-3% lanthanum fluoride composition.
Preferably, the interior enhancement layer material average particle size≤20nm.
Preferably, the silicon dioxide hollow microsphere is averaged Kong Rongwei 0.6-0.75cm3/ g, average pore size 6-8nm.
Preferably, the zirconium oxide hollow microsphere is averaged Kong Rongwei 0.8-1.2cm3/ g, average pore size 15-20nm.
Preferably, inorganic material average particle size≤60nm of the outer anti-attrition layer.
The present invention also provides a kind of above-mentioned preparation processes of self-lubricant anti-friction ceramic coating rings, include the following steps：
S1：Metal rings ontology is cleaned by ultrasonic, polished, is polished；
S2：350-400 DEG C, tungsten carbide, boron carbide, chromium carbide are preheated into 2-3h, in 6-8MPa ar gas environment, carry out etc. from Son spraying makes carbide uniform deposition in metal rings body surface, forms interior enhancement layer；
S3：Silicon dioxide hollow microsphere, zirconium oxide hollow microsphere, liquid silica gel are mixed, and is coated in interior enhancement layer, 450- 500 DEG C of sintering form high temperature resistant heat insulation layer；
S4：330-350 DEG C, heating polytetrafluoroethylene (PTFE), modifying epoxy resin by organosilicon, polyoxymethylene are added to complete melting Silicon nitride, fluorinated graphene, molybdenum disulfide, lanthanum fluoride after dispersion, are coated on high temperature resistant heat insulation layer surface, in 400 DEG C of solidification shapes At outer anti-attrition layer.
Preferably, the technological parameter of the plasma spraying：Argon stream amount 20-25L/min, powder sending quantity 25-35g/ Min, spraying current 60-80A, spray voltage 40-50V, spray distance 36-40mm, the mobile speed of spray gun opposing metallic rings ontology Spend 40-45mm/s.
Beneficial effects of the present invention：
The present invention successively adheres to interior enhancement layer, high temperature resistant heat insulation layer, outer anti-attrition layer on metal rings ontology, passes through three layers of coating Structure design makes rings have high surface hardness and coating-rings bond strength, and improves rings surface self-lubricating, makes Rings coefficient of friction in high-speed spinning is extremely low, meets high-end compact spinning and matches the requirement of network compact spinning.Coating by It is outside to inside in alternation relationship, nanoparticles partial size is gradually reduced, i.e., from inside to outside, molecular gap is smaller in coating, and structure is strong Degree and surface hardness are higher, wherein and interior enhancement layer is carbide combination, assigns rings high surface hardness and corrosion resistance, Extend rings service life, silicon dioxide hollow microsphere, zirconium oxide hollow microsphere of the high temperature resistant heat insulation layer by different pore size size Interlayer structural strength is reinforced in the combination of composition, different pore size, while improving middle layer heat-proof quality, and then improves the high temperature of rings Tolerance, outer anti-attrition layer are combined by a variety of self-lubricating materials, impart rings working surfaces extremely low coefficient of friction and mill Loss rate, and then reduce filoplume and breakage phenomenon.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments, to enable those skilled in the art referring to specification Text can be implemented accordingly.
Embodiment 1
S1：Metal rings ontology is cleaned by ultrasonic, polished, is polished；
S2：350 DEG C, 40% tungsten carbide, 40% boron carbide, 20% chromium carbide are preheated into 2h, in 6MPa ar gas environment, carry out etc. Plasma spray makes average particle size≤20nm carbide uniform deposition in metal rings body surface, forms 100 μm of interior enhancement layers；
The technological parameter of above-mentioned plasma spraying：Argon stream amount 20L/min, powder sending quantity 25g/min, spraying current 60A, spraying Voltage 40V, spray distance 36mm, spray gun opposing metallic rings ontology movement speed 40mm/s；
S3：35% silicon dioxide hollow microsphere, 40% zirconium oxide hollow microsphere, 25% liquid silica gel are mixed, the hollow silica is micro- Ball is averaged Kong Rongwei 0.6cm3/ g, average pore size 6nm, the zirconium oxide hollow microsphere are averaged Kong Rongwei 0.8cm3/ g, average pore size For 15nm, then gained blending agent is coated in interior enhancement layer, 450 DEG C of sintering 350 μm of high temperature resistant heat insulation layers of formation；
S4：330 DEG C, 50% polytetrafluoroethylene (PTFE) of heating, 20% modifying epoxy resin by organosilicon, 5% polyoxymethylene to complete melting, Average particle size≤60nm inorganic material is added, that is, 18% silicon nitride, 8% fluorinated graphene, 6% molybdenum disulfide, 3% lanthanum fluoride is added, After dispersion, it is coated on high temperature resistant heat insulation layer surface, 500 μm of outer anti-attrition layers are formed by curing in 400 DEG C.
Embodiment 2
With embodiment 1, difference is preparation process：
S2：50% tungsten carbide, 35% boron carbide, 15% chromium carbide, preheating temperature, time are respectively 375 DEG C, 2.5h, plasma spraying Environment：7MPa argon atmosphere, interior enhancement layer is with a thickness of 150 μm；
The technological parameter of plasma spraying：Argon stream amount 23L/min, powder sending quantity 30g/min, spraying current 70A, spray voltage 45V, spray distance 38mm, spray gun opposing metallic rings ontology movement speed 42.5mm/s；
S3：43% silicon dioxide hollow microsphere, 35% zirconium oxide hollow microsphere, 22% liquid silica gel, silicon dioxide hollow microsphere are average Kong Rongwei 0.68cm3/ g, average pore size 7nm, zirconium oxide hollow microsphere are averaged Kong Rongwei 1cm3/ g, average pore size 18nm are burnt Junction temperature is 480 DEG C, and high temperature resistant heat insulation layer is with a thickness of 375 μm；
S4：55% polytetrafluoroethylene (PTFE), 15% modifying epoxy resin by organosilicon, 3% polyoxymethylene, 15% silicon nitride, 6% fluorographite Alkene, 4% molybdenum disulfide, 2% lanthanum fluoride, melting temperature are 340 DEG C, and outer anti-attrition layer is with a thickness of 550 μm.
Embodiment 3
With embodiment 1, difference is preparation process：
S2：60% tungsten carbide, 30% boron carbide, 10% chromium carbide, preheating temperature, time are respectively 400 DEG C, 3h, plasma spraying ring Border：8MPa argon atmosphere, interior enhancement layer is with a thickness of 200 μm；
The technological parameter of plasma spraying：Argon stream amount 25L/min, powder sending quantity 35g/min, spraying current 80A, spray voltage 50V, spray distance 40mm, spray gun opposing metallic rings ontology movement speed 45mm/s；
S3：50% silicon dioxide hollow microsphere, 30% zirconium oxide hollow microsphere, 20% liquid silica gel, silicon dioxide hollow microsphere are average Kong Rongwei 0.75cm3/ g, average pore size 8nm, zirconium oxide hollow microsphere are averaged Kong Rongwei 1.2cm3/ g, average pore size 20nm, Sintering temperature is 500 DEG C, and high temperature resistant heat insulation layer is with a thickness of 400 μm；
S4：60% polytetrafluoroethylene (PTFE), 10% modifying epoxy resin by organosilicon, 1% polyoxymethylene, 12% silicon nitride, 4% fluorographite Alkene, 2% molybdenum disulfide, 1% lanthanum fluoride, melting temperature are 350 DEG C, and outer anti-attrition layer is with a thickness of 600 μm.
As a comparison case with common rings, embodiment 1-3 and comparative example are tested for the property respectively, test result such as 1 institute of table Show：
Table 1
Embodiment 1 Embodiment 2 Embodiment 3 Comparative example
Surface hardness HV value 1208 1327 1382 724
Axial tensile strength/MPa 45.7 46.2 47.3 33.6
Shear strength/MPa 19.8 21.4 22.1 15.7
Interior enhancement layer peel strength/N/mm 4.38 5.02 5.19
High temperature resistant heat insulation layer peel strength/N/mm 3.45 3.57 3.76
Outer anti-attrition layer peel strength/N/mm 3.61 3.74 3.82
Friction factor 0.095 0.088 0.083 0.391
Surface roughness Ra value/μm 0.12 0.09 0.10 0.44
Corrosion resistance (acetic acid salt spray test 120h) 10 grades 10 grades 10 grades 7 grades
Wear rate/% (December) 1.02 0.87 0.93 9.61
As shown in Table 1, ceramic coating rings surface hardness produced by the invention is HV1200-
HV1380, surface roughness Ra Zhi≤0.12 μm rub because of Shuo≤0.095, and surface is smooth, self-lubricating solid Can be good, it is conducive to extend working life.
Under the conditions of ingot speed of spinning is 15000r/min, C14.6tex kind is spun using embodiment 1-3 and comparative example, is spinned Decollation test test, breakage statistical result are as shown in table 2：
The duration of runs/the moon Embodiment 1 Embodiment 2 Embodiment 3 Comparative example
1 12 11 13 15
2 5 7 4 13
3 7 8 8 10
4 10 6 9 18
5 9 8 11 14
6 12 9 8 13
7 8 10 12 19
8 9 8 8 17
9 13 12 10 15
10 9 9 11 20
11 13 10 8 16
12 10 9 9 22
As shown in Table 2, compared to common rings, ceramic coating rings produced by the invention is spun in the spinning process in 12 months Yarn breakage quantity is in maintenance level, even if the quantity that breaks end in the case where speed-raising, when thousand ingot of spun yarn is also in textile enterprise's internal control Index（20）Interior, this is because ceramic coating rings is at runtime, when revolving speed is higher, contact area temperature is lower, makes to contact The temperature in region is reduced to 300 DEG C hereinafter, avoid steel wire loop material and work dust and rings that melting welding occurs, and guarantees rings and steel Stablize cooperation to wire ring, and then ensures high-end compact spinning and match the quality stability of network compact spinning product.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited In specific details.

Claims (7)

1. a kind of self-lubricant anti-friction ceramic coating rings, which is characterized in that the ceramic coating rings include metal rings ontology, Interior enhancement layer, high temperature resistant heat insulation layer, outer anti-attrition layer；The metal rings body surface, which is sequentially depositing in 100-200 μm of attachment, to be increased Strong layer, 350-400 μm of high temperature resistant heat insulation layer, 500-600 μm of outer anti-attrition layer；Wherein, interior enhancement layer is by 40-60% tungsten carbide, 30- 40% boron carbide, 10-20% chromium carbide composition；High temperature resistant heat insulation layer is by 35-50% silicon dioxide hollow microsphere, 30-35% zirconium oxide Hollow microsphere, 20-25% liquid silica gel composition；Outer anti-attrition layer is by 50-60% polytetrafluoroethylene (PTFE), 10-20% silicon-modified epoxy tree Rouge, 1-5% polyoxymethylene, 12-18% silicon nitride, 4-8% fluorinated graphene, 2-6% molybdenum disulfide, 1-3% lanthanum fluoride composition.
2. a kind of self-lubricant anti-friction ceramic coating rings according to claim 1, which is characterized in that the interior enhancement layer material Average particle size≤20nm.
3. a kind of self-lubricant anti-friction ceramic coating rings according to claim 1, which is characterized in that the hollow silica Microballoon is averaged Kong Rongwei 0.6-0.75cm3/ g, average pore size 6-8nm.
4. a kind of self-lubricant anti-friction ceramic coating rings according to claim 1, which is characterized in that the zirconium oxide is hollow micro- Ball is averaged Kong Rongwei 0.8-1.2cm3/ g, average pore size 15-20nm.
5. a kind of self-lubricant anti-friction ceramic coating rings according to claim 1, which is characterized in that the nothing of the outer anti-attrition layer Machine material average particle size≤60nm.
6. a kind of preparation process of self-lubricant anti-friction ceramic coating rings as described in claim any one of 1-5, which is characterized in that Include the following steps：
S1：Metal rings ontology is cleaned by ultrasonic, polished, is polished；
S2：350-400 DEG C, tungsten carbide, boron carbide, chromium carbide are preheated into 2-3h, in 6-8MPa ar gas environment, carry out etc. from Son spraying makes carbide uniform deposition in metal rings body surface, forms interior enhancement layer；
S3：Silicon dioxide hollow microsphere, zirconium oxide hollow microsphere, liquid silica gel are mixed, and is coated in interior enhancement layer, 450- 500 DEG C of sintering form high temperature resistant heat insulation layer；
S4：330-350 DEG C, heating polytetrafluoroethylene (PTFE), modifying epoxy resin by organosilicon, polyoxymethylene are added to complete melting Silicon nitride, fluorinated graphene, molybdenum disulfide, lanthanum fluoride after dispersion, are coated on high temperature resistant heat insulation layer surface, in 400 DEG C of solidification shapes At outer anti-attrition layer.
7. a kind of preparation process of self-lubricant anti-friction ceramic coating rings according to claim 6, which is characterized in that described etc. The technological parameter of plasma spray：Argon stream amount 20-25L/min, powder sending quantity 25-35g/min, spraying current 60-80A, spraying Voltage 40-50V, spray distance 36-40mm, spray gun opposing metallic rings ontology movement speed 40-45mm/s.
CN201810908088.5A 2018-08-10 2018-08-10 A kind of self-lubricant anti-friction ceramic coating rings and its preparation process Pending CN108866697A (en)

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* Cited by examiner, † Cited by third party
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CN109652845A (en) * 2019-01-18 2019-04-19 东华大学 A kind of preparation method of graphene enhancing composite coating based on chromium
CN110315293A (en) * 2019-07-11 2019-10-11 重庆金猫纺织器材有限公司 The processing technology of ceramic ring spinning
CN110409021A (en) * 2019-07-11 2019-11-05 重庆金猫纺织器材有限公司 A kind of novel spinning rings and its process of surface treatment
CN111945095A (en) * 2020-09-07 2020-11-17 南京工程学院 Tantalum-based alloy-based friction-reducing noise-reducing heat-insulating multifunctional composite layer
CN114105643A (en) * 2021-10-12 2022-03-01 广东极客亮技术有限公司 Ultrahigh temperature resistant heat-insulating antioxidant ceramic coating
CN116496078A (en) * 2023-04-12 2023-07-28 上海新倬壮印刷科技有限公司 Screen coating material and preparation method thereof
CN116815171A (en) * 2023-07-19 2023-09-29 四川亨通兴达科技有限公司 Chromium-free passivating agent for aluminum piece and chromium-free passivating treatment process for aluminum piece
CN117511391A (en) * 2024-01-08 2024-02-06 浙江德力装备有限公司 Electrostatic spraying composition and preparation method and application thereof

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CN109652845A (en) * 2019-01-18 2019-04-19 东华大学 A kind of preparation method of graphene enhancing composite coating based on chromium
CN110315293A (en) * 2019-07-11 2019-10-11 重庆金猫纺织器材有限公司 The processing technology of ceramic ring spinning
CN110409021A (en) * 2019-07-11 2019-11-05 重庆金猫纺织器材有限公司 A kind of novel spinning rings and its process of surface treatment
CN111945095A (en) * 2020-09-07 2020-11-17 南京工程学院 Tantalum-based alloy-based friction-reducing noise-reducing heat-insulating multifunctional composite layer
CN114105643A (en) * 2021-10-12 2022-03-01 广东极客亮技术有限公司 Ultrahigh temperature resistant heat-insulating antioxidant ceramic coating
CN114105643B (en) * 2021-10-12 2022-08-16 广东极客亮技术有限公司 Ultrahigh temperature resistant heat-insulating antioxidant ceramic coating
CN116496078A (en) * 2023-04-12 2023-07-28 上海新倬壮印刷科技有限公司 Screen coating material and preparation method thereof
CN116815171A (en) * 2023-07-19 2023-09-29 四川亨通兴达科技有限公司 Chromium-free passivating agent for aluminum piece and chromium-free passivating treatment process for aluminum piece
CN117511391A (en) * 2024-01-08 2024-02-06 浙江德力装备有限公司 Electrostatic spraying composition and preparation method and application thereof
CN117511391B (en) * 2024-01-08 2024-04-16 浙江德力装备有限公司 Electrostatic spraying composition and preparation method and application thereof

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