CN107445464A - A kind of Low emissivity tempering live-roller gear - Google Patents

A kind of Low emissivity tempering live-roller gear Download PDF

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Publication number
CN107445464A
CN107445464A CN201710786910.0A CN201710786910A CN107445464A CN 107445464 A CN107445464 A CN 107445464A CN 201710786910 A CN201710786910 A CN 201710786910A CN 107445464 A CN107445464 A CN 107445464A
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CN
China
Prior art keywords
roller
powder
live
accounting
tempering
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Pending
Application number
CN201710786910.0A
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Chinese (zh)
Inventor
程立华
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Xianning CSG Energy Saving Glass Co Ltd
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Xianning CSG Energy Saving Glass Co Ltd
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Publication date
Application filed by Xianning CSG Energy Saving Glass Co Ltd filed Critical Xianning CSG Energy Saving Glass Co Ltd
Priority to CN201710786910.0A priority Critical patent/CN107445464A/en
Publication of CN107445464A publication Critical patent/CN107445464A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00Tempering or quenching glass products
    • C03B27/04Tempering or quenching glass products using gas
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D15/00Electrolytic or electrophoretic production of coatings containing embedded materials, e.g. particles, whiskers, wires
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/08Electroplating with moving electrolyte e.g. jet electroplating

Abstract

The invention provides a kind of Low emissivity tempering live-roller gear, belong to safety glass production technical field.It solves the technical problems such as existing live-roller gear resistance to elevated temperatures difference.A kind of Low emissivity tempering live-roller gear, this live-roller gear includes the roller-way body of metal material and the heat insulating coat of roller-way body surface, heat insulating coat includes alumina powder, spinel powder, oxidation yttrium powder, graphite powder, auxiliary agent, distilled water and dispersant, and the surface of roller-way body is sprayed on by way of plating;According to weight metering, alumina powder accounting 22%~30%, spinel powder accounting 0.1%~0.15%, oxidation yttrium powder accounting 3%~12%, graphite powder accounting 5%~10%, auxiliary agent accounting 1%~3%, distilled water accounting 40%~60%, dispersant accounting 0.5%~2%.The present invention has the advantages that resistance to elevated temperatures is good.

Description

A kind of Low emissivity tempering live-roller gear
Technical field
The invention belongs to safety glass production technical field, is related to a kind of Low emissivity tempering live-roller gear.
Background technology
The imaging of safety glass is to characterize an important indicator of safety glass surface quality, safety glass imaging/waveform Difference, very big influence is suffered to follow-up hollow and laminated glass production, the sealing of double glazing can be caused to flick and interlayer Bubble etc. quality problems.And all adopted according to the actual state of current toughened glass production line, windshield mold for toughing roller-way With carbon steel structure, and asbestos cord is wound on steel rider road.And the roller-way of steel material its thermal conductivity factor is 45W/mK, heat conductivility Preferably, therefore as the radiating of safety glass, steel rider channel temp gradually rise, after measured, roller-way actual temperature is up to 328 DEG C, and close to fire door exit temperature apparently higher than air grid first half, namely roller-way temperature is there is front and rear difference big Problem, it is the immediate cause for causing safety glass into aberration, the heat absorption for solving tempering roller-way can preferably solve this problem.
By observing the environmental aspect of tempering roller-way practical work process, if reducing tempering roller-way to safety glass table The heat radiation in face, just can both solve glass cooling velocity, also can solve the uniformity of safety glass surface radiating simultaneously, solve The problem of certainly safety glass is into aberration.
Prior art is typically all to be increased by increasing the thickness of asbestos cord on tempering roller-way between glass and roller-way Distance, to reduce heat radiation of the tempering roller-way to glass surface.
The shortcomings that prior art:Tempering roller-way thermal conductivity factor is big, and temperature rise is obvious in production process, to the hot spoke of glass surface Penetrate greatly, influence glass imaging.
The content of the invention
The purpose of the present invention is to be directed to above mentioned problem existing for existing technology, there is provided a kind of Low emissivity tempering live-roller Road, the technical problems to be solved by the invention are heating for tempering live-roller gear is slowed down, high temperature rapid heat dissipation.
The purpose of the present invention can be realized by following technical proposal:A kind of Low emissivity tempering live-roller gear, its feature exist In this live-roller gear includes the roller-way body of metal material and the heat insulating coat of roller-way body surface, and the heat insulating coat includes Alumina powder, spinel powder, oxidation yttrium powder, graphite powder, auxiliary agent, distilled water and dispersant, are sprayed on roller by way of plating The surface of road body;
According to weight metering, the alumina powder accounting 22%~30%, spinel powder accounting 0.1%~0.15%, oxygen Change yttrium powder accounting 3%~12%, graphite powder accounting 5%~10%, auxiliary agent accounting 1%~3%, distilled water accounting 40%~ 60%th, dispersant accounting 0.5%~2%.
In actual implementation process, to ensure that material bonding is firm after spraying, and can also add the excessive liquid of metal with mixing Raw material is combined, and the presence of the excessive liquid of metal can strengthen the bonding force between heat insulating coat and roller-way body, make heat insulating coat The surface for being bonded in roller-way body that can be tightly, improve the service life of heat insulating coat.
It is that radiation heat release is carried out with far red light when object temperature is below 300 DEG C, the heat when temperature is 300 DEG C -800 DEG C Beam wavelength carries out radiation heat release in mid-infrared light area, and when the temperature of object is more than 800 DEG C, heat ray wavelength is in near-infrared Area carries out radiation heat release, and safety glass is in process of production, and its surface temperature general control is at 625 DEG C or so, that is to say, that Under such a environment, tempering roller-way primary recipient mid-infrared light, titanium oxide, spinelle and the mixing material for aoxidizing yttrium powder, give one After certainty ratio mixing, in addition to extremely strong rigidity and intensity, also there is stronger infrared shielding function, such as to realize to 3-40 The shielding action of micron wave length, this material in the market are generally inorganic non-metallic material, the tempering with carbon steel material Roller-way compatibility is bad, and cracking and delamination are easily caused after spraying, influences effect of heat insulation, heat insulating coat made from this method, tool There are high intensity, high-wear resistance, preferable flatness and the effect of heat insulation suitable for safety glass production.
Selection is after one layer of thermostable heat insulation coating of surface even application of roller-way body, and after tested, the coating is in temperature There is no ruckbildung when spending more than 1000 DEG C, and find in actual use, the roller-way after spraying, in equal safety glass In production process, tempering roller table surface temperature can be reduced to 65 DEG C or so, and paint coatings effectively suppress and shield radiant heat It is preferable with conduction heat, effect.
In a kind of above-mentioned Low emissivity tempering live-roller gear, the alumina powder, spinel powder, oxidation yttrium powder and graphite The particle size range of powder is between 3 μm~6 μm.
In a kind of above-mentioned Low emissivity tempering live-roller gear, the thickness of the heat insulating coat is 0.5mm~15mm.
In a kind of above-mentioned Low emissivity tempering live-roller gear, the roller-way body is hollow structure, the roller-way body Wall thickness be 5mm~30mm.
Roller-way body is hollow structure, is not only able to enhancing radiating, but also can reduce thermal expansion effect, avoids thermal insulation layer It is larger and be cracked by stress.
In a kind of above-mentioned Low emissivity tempering live-roller gear, the roller-way body is made up of steel material.
The spraying method of heat insulating coat on a kind of Low emissivity tempering live-roller gear, it is characterised in that live-roller gear includes gold Belong to the roller-way body of material and the heat insulating coat of roller-way body surface, the spraying method of the heat insulating coat comprises the following steps:
A, alumina powder, spinel powder, oxidation yttrium powder and graphite powder are ground to particle diameter and are less than 7um;
B, alumina powder, spinel powder, oxidation yttrium powder and graphite powder made from step A are poured into agitator air acutely Stirring more than 2 hours, untill the particle diameter of spinel powder is less than 6um;
Graphite powder contributes to the lifting of thermal insulation layer surface finish, and can be beneficial in whipping process, each mixed material Between abrasion, meanwhile, graphite powder has fabulous resistance to elevated temperatures, be scattered in bruting process is stirred other raw materials it Between, lift the resistance to elevated temperatures of thermal insulation layer.
C, it is compound made from step B and auxiliary agent, distilled water and dispersant is uniform, and it is added to close middle dummy plating In plating chamber in machine, the top layer of roller-way body is electroplated;
D, electroplating thickness is arranged between 3mm~4mm, after the completion of take out roller-way body, it is dried, and polishes;
E, the semi-finished product live-roller gear that D steps obtain is electroplated again, repeat step D, plating number more than 3 times, After the completion of last time is electroplated, within the surface smoothness of heat insulating coat of polishing to 10nm.
On a kind of above-mentioned Low emissivity tempering live-roller gear in the spraying method of heat insulating coat, using the side for intersecting spraying Formula sprays to roller-way body.
Compared with prior art, the present invention has advantages below:
1st, it is that radiation heat release is carried out with far red light when object temperature is below 300 DEG C, when temperature is 300 DEG C -800 DEG C Heat ray wavelength carries out radiation heat release in mid-infrared light area, and when the temperature of object is more than 800 DEG C, heat ray wavelength is near red Outskirt carries out radiation heat release, and safety glass is in process of production, its surface temperature general control at 625 DEG C or so, that is, Say, under such a environment, tempering roller-way primary recipient mid-infrared light, titanium oxide, spinelle and the mixing material for aoxidizing yttrium powder, give After certain proportion mixing, in addition to extremely strong rigidity and intensity, also there is stronger infrared shielding function, such as to realize to 3- The shielding action of 40 micron wave lengths, this material in the market are generally inorganic non-metallic material, the steel with carbon steel material It is bad to change roller-way compatibility, cracking and delamination are easily caused after spraying, influences effect of heat insulation, heat insulating coat made from this method, With high intensity, high-wear resistance, preferable flatness and the effect of heat insulation produced suitable for safety glass.
2nd, graphite powder contributes to the lifting of thermal insulation layer surface finish, and can be beneficial in whipping process, and each mixing is former Abrasion between material, meanwhile, graphite powder has fabulous resistance to elevated temperatures, be scattered in bruting process is stirred other raw materials it Between, lift the resistance to elevated temperatures of thermal insulation layer.
Brief description of the drawings
Fig. 1 is the structural representation of this Low emissivity tempering live-roller gear.
In figure, 1, roller-way body;2nd, heat insulating coat.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described, But the present invention is not limited to these embodiments.
As shown in figure 1, this live-roller gear includes the roller-way body 1 of metal material and the heat insulating coat on the surface of roller-way body 1 2, heat insulating coat 2 includes alumina powder, spinel powder, oxidation yttrium powder, graphite powder, auxiliary agent, distilled water and dispersant, passes through plating Mode be sprayed on the surface of roller-way body 1;According to weight metering, alumina powder accounting 22%~30%, spinel powder accounting 0.1%~0.15%, yttrium powder accounting 3%~12%, graphite powder accounting 5%~10%, auxiliary agent accounting 1%~3%, distillation are aoxidized Water accounting 40%~60%, dispersant accounting 0.5%~2%.
In actual implementation process, to ensure that material bonding is firm after spraying, and can also add the excessive liquid of metal with mixing Raw material is combined, and the presence of the excessive liquid of metal can strengthen the bonding force between heat insulating coat 2 and roller-way body 1, make heat-insulated painting Layer 2 can be tightly the surface for being bonded in roller-way body 1, improve heat insulating coat 2 service life;Object temperature is below 300 DEG C When be that radiation heat release is carried out with far red light, when temperature be 300 DEG C -800 DEG C when heat ray wavelength mid-infrared light area carry out spoke Heat release is penetrated, when the temperature of object is more than 800 DEG C, heat ray wavelength carries out radiation heat release near infrared region, and safety glass In process of production, its surface temperature general control is at 625 DEG C or so, that is to say, that under such a environment, tempering roller-way mainly connects Receive mid-infrared light, titanium oxide, spinelle and the mixing material for aoxidizing yttrium powder, after giving certain proportion mixing, except with extremely strong Outside rigidity and intensity, also there is stronger infrared shielding function, such as to realize the shielding action to 3-40 micron wave lengths, at present city This material on field is generally inorganic non-metallic material, bad with the tempering roller-way compatibility of carbon steel material, after spraying easily Cause cracking and delamination, influence effect of heat insulation, heat insulating coat 2 made from this method, have high intensity, high-wear resistance, preferably Flatness and suitable for safety glass production effect of heat insulation.
Selection is after one layer of thermostable heat insulation coating 2 of surface even application of roller-way body 1, and after tested, the coating exists There is no ruckbildung during more than 1000 DEG C of temperature, and find in actual use, the roller-way after spraying, in equal tempering glass In glass production process, tempering roller table surface temperature can be reduced to 65 DEG C or so, and paint coatings effectively suppress and shield radiation Heat and conduction heat, effect are preferable.
Alumina powder, spinel powder, oxidation yttrium powder and graphite powder particle size range between 3 μm~6 μm;Heat insulating coat 2 Thickness be 0.5mm~15mm;Roller-way body 1 is hollow structure, and the wall thickness of roller-way body 1 is 5mm~30mm;Roller-way body 1 For hollow structure, be not only able to enhancing radiating, but also thermal expansion effect can be reduced, avoid thermal insulation layer by stress is larger and tortoise Split.
Roller-way body 1 is made up of steel material.
Live-roller gear includes the roller-way body 1 of metal material and the heat insulating coat 2 on the surface of roller-way body 1, heat insulating coat 2 Spraying method comprises the following steps:
F, alumina powder, spinel powder, oxidation yttrium powder and graphite powder are ground to particle diameter and are less than 7um;
G, alumina powder, spinel powder, oxidation yttrium powder and graphite powder made from step A are poured into agitator air acutely Stirring more than 2 hours, untill the particle diameter of spinel powder is less than 6um;
Graphite powder contributes to the lifting of thermal insulation layer surface finish, and can be beneficial in whipping process, each mixed material Between abrasion, meanwhile, graphite powder has fabulous resistance to elevated temperatures, be scattered in bruting process is stirred other raw materials it Between, lift the resistance to elevated temperatures of thermal insulation layer.
H, it is compound made from step B and auxiliary agent, distilled water and dispersant is uniform, and it is added to close middle dummy plating In plating chamber in machine, the top layer of roller-way body 1 is electroplated;
I, electroplating thickness is arranged between 3mm~4mm, after the completion of take out roller-way body 1, it is dried, and polishes;
J, the semi-finished product live-roller gear that D steps obtain is electroplated again, repeat step D, plating number more than 3 times, After the completion of last time is electroplated, the surface smoothness for heat insulating coat 2 of polishing is within 10nm.
Roller-way body 1 is sprayed by the way of spraying is intersected.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.

Claims (7)

  1. A kind of 1. Low emissivity tempering live-roller gear, it is characterised in that the roller-way body (1) of this live-roller gear including metal material and The heat insulating coat (2) on roller-way body (1) surface, the heat insulating coat (2) include alumina powder, spinel powder, oxidation yttrium powder, stone Ink powder, auxiliary agent, distilled water and dispersant, the surface of roller-way body (1) is sprayed on by way of plating;
    According to weight metering, the alumina powder accounting 22%~30%, spinel powder accounting 0.1%~0.15%, yittrium oxide Powder accounting 3%~12%, graphite powder accounting 5%~10%, auxiliary agent accounting 1%~3%, distilled water accounting 40%~60%, point Powder accounting 0.5%~2%.
  2. 2. a kind of Low emissivity tempering live-roller gear according to claim 1, it is characterised in that the alumina powder, spinelle The particle size range of powder, oxidation yttrium powder and graphite powder is between 3 μm~6 μm.
  3. A kind of 3. Low emissivity tempering live-roller gear according to claim 1, it is characterised in that the thickness of the heat insulating coat (2) Spend for 0.5mm~15mm.
  4. 4. a kind of Low emissivity tempering live-roller gear according to claim 1, it is characterised in that during the roller-way body (1) is Hollow structure, the wall thickness of the roller-way body (1) is 5mm~30mm.
  5. 5. according to a kind of Low emissivity tempering live-roller gear of claim 1 or 2 or 3 or 4, it is characterised in that the roller-way sheet Body (1) is made up of steel material.
  6. 6. the spraying method of heat insulating coat on a kind of Low emissivity tempering live-roller gear, it is characterised in that live-roller gear includes metal The roller-way body (1) of material and the heat insulating coat (2) on roller-way body (1) surface, the spraying method of the heat insulating coat (2) include Following steps:
    A, alumina powder, spinel powder, oxidation yttrium powder and graphite powder are ground to particle diameter and are less than 7um;
    B, alumina powder, spinel powder, oxidation yttrium powder and graphite powder made from step A are poured into agitator air and be stirred vigorously More than 2 hours, untill the particle diameter of spinel powder is less than 6um;
    Graphite powder contributes to the lifting of thermal insulation layer surface finish, and can be beneficial in whipping process, between each mixed material Abrasion, meanwhile, graphite powder has fabulous resistance to elevated temperatures, between other raw materials are scattered in stirring bruting process, carries Rise the resistance to elevated temperatures of thermal insulation layer.
    C, it is compound made from step B and auxiliary agent, distilled water and dispersant is uniform, and be added in close hollow electroplating machine Plating chamber in, the top layer of roller-way body (1) is electroplated;
    D, electroplating thickness is arranged between 3mm~4mm, after the completion of take out roller-way body (1), it is dried, and polishes;
    E, the semi-finished product live-roller gear that D steps obtain is electroplated again, repeat step D, plating number more than 3 times, finally After the completion of once electroplating, the surface smoothness of polishing heat insulating coat (2) is within 10nm.
  7. 7. the spraying method of heat insulating coat on a kind of Low emissivity tempering live-roller gear according to claim 6, using intersection The mode of spraying sprays to roller-way body (1).
CN201710786910.0A 2017-09-04 2017-09-04 A kind of Low emissivity tempering live-roller gear Pending CN107445464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710786910.0A CN107445464A (en) 2017-09-04 2017-09-04 A kind of Low emissivity tempering live-roller gear

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Application Number Priority Date Filing Date Title
CN201710786910.0A CN107445464A (en) 2017-09-04 2017-09-04 A kind of Low emissivity tempering live-roller gear

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CN107445464A true CN107445464A (en) 2017-12-08

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015115668A1 (en) * 2014-01-31 2015-08-06 日本碍子株式会社 Porous plate-shaped filler and thermal insulation film
CN105543764A (en) * 2015-12-28 2016-05-04 广东新劲刚新材料科技股份有限公司 Infrared radiation metal ceramic powder used for detonation spraying and preparation method of infrared radiation metal ceramic powder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015115668A1 (en) * 2014-01-31 2015-08-06 日本碍子株式会社 Porous plate-shaped filler and thermal insulation film
CN105543764A (en) * 2015-12-28 2016-05-04 广东新劲刚新材料科技股份有限公司 Infrared radiation metal ceramic powder used for detonation spraying and preparation method of infrared radiation metal ceramic powder

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Application publication date: 20171208