CN108974828A - It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics - Google Patents

It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics Download PDF

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Publication number
CN108974828A
CN108974828A CN201810891498.3A CN201810891498A CN108974828A CN 108974828 A CN108974828 A CN 108974828A CN 201810891498 A CN201810891498 A CN 201810891498A CN 108974828 A CN108974828 A CN 108974828A
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China
Prior art keywords
glass
compounded
ceramics
carrying roller
wear
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CN201810891498.3A
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Chinese (zh)
Inventor
魏高恒
高国良
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LIAONING HONGSHAN JADE TECHNOLOGY Co Ltd
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LIAONING HONGSHAN JADE TECHNOLOGY Co Ltd
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Priority to CN201810891498.3A priority Critical patent/CN108974828A/en
Publication of CN108974828A publication Critical patent/CN108974828A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors 
    • B65G39/02—Adaptations of individual rollers and supports therefor
    • B65G39/07—Other adaptations of sleeves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors 
    • B65G39/02—Adaptations of individual rollers and supports therefor
    • B65G39/09—Arrangements of bearing or sealing means
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B15/00—Drawing glass upwardly from the melt
    • C03B15/14—Drawing tubes, cylinders, or rods from the melt
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B25/00—Annealing glass products
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
    • C03B32/02—Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/004—Refining agents
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0009—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing silica as main constituent
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
    • C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Glass Compositions (AREA)

Abstract

The invention discloses a kind of preparation methods of carrying roller for being compounded with wear-resistant glass-ceramics, wherein includes the following steps: machine-shaping roller, and forms bearing block at the both ends of roller；Bearing is embedded into bearing block, is bonded the outer ring of bearing with bearing block fixation；Central axis fixation is worn into the inner ring of bearing；Machine-shaping glass tube；Coring processing is carried out to glass tube；Crystallizing treatment is carried out to by coring treated glass tube, to form microcrystal glass tube；Microcrystal glass tube fixation is fitted on roller by adhesive.The preparation method of the carrying roller provided by the invention for being compounded with wear-resistant glass-ceramics, the composite roller being compounded to form by metal roller and glass crystallite pipe, the abrasion and corrosion resistance of carrying roller is effectively improved, while carrying roller being made to have high rigidity, high tenacity and light-weight characteristic.

Description

It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics
Technical field
The present invention relates to glass-ceramic technical field more particularly to a kind of systems for the carrying roller for being compounded with wear-resistant glass-ceramics Preparation Method.
Background technique
Carrying roller is often applied in industrial circles such as mining industry, chemical industry, coking, steel, thermoelectricity, coal washing to transmit material. The material of existing carrying roller is generally steel or ceramics, wherein although the carrying roller hardness of steel is larger, wearability corrosion resistance compared with Difference just will appear wear-out defect in general 1-3 months；And although the carrying roller wearability of ceramics is good, its quality is more crisp, fracture toughness Not high, therefore, in order to avoid ceramic fragmentation, the wall thickness of carrier roller is larger, generally higher than 20mm, thus cause its weight compared with Greatly.Therefore, it is very necessary to study a kind of method that can produce strong, the light-weight carrying roller of wearability.
Summary of the invention
The object of the present invention is to provide a kind of preparation methods of carrying roller for being compounded with wear-resistant glass-ceramics, above-mentioned existing to solve There is the problems in technology, promotes the abrasion and corrosion resistance of carrying roller.
The present invention provides a kind of preparation methods of carrying roller for being compounded with wear-resistant glass-ceramics, wherein includes the following steps:
Machine-shaping roller, and bearing block is formed at the both ends of the roller；
Bearing is embedded into the bearing block, is bonded the outer ring of the bearing with bearing block fixation；
Central axis fixation is worn into the inner ring of the bearing；
Machine-shaping glass tube；
Coring processing is carried out to the glass tube；
Crystallizing treatment is carried out to by coring treated glass tube, to form microcrystal glass tube；
Microcrystal glass tube fixation is fitted on the roller by adhesive.
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, at the coring The temperature of reason is 550 DEG C~650 DEG C；
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, at the crystallization The temperature of reason is 650 DEG C~950 DEG C.
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, to by core Change after treated glass tube carries out Crystallizing treatment, further includes:
Sizing is polished directly to the glass tube after Crystallizing treatment, to form microcrystal glass tube.
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, described to be processed into Type glass tube specifically includes:
(1) ingredient configures glass raw material by following weight percent:
Silica is 45wt%~61wt%；
Potassium oxide is 3wt%~10wt%；
Calcium oxide is 20wt%~30wt%；
Fluorine is 3wt%~11wt%；
Sodium oxide molybdena is 6wt%~12wt%；
Phosphorus pentoxide is 3wt%~6wt%；
Aluminium oxide is 1wt%~3wt%；
Zirconium oxide is 3wt%~8wt%；
(2) melt the glass raw material in battery kiln, to obtain melting charge；
(3) melting charge is input to out feed basin；
(4) melting charge of set amount is input on bench by going out feed basin, with trombone slide formed glass base；
(5) glass billet is made annealing treatment, to form the glass tube.
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, described to make glass Raw material melt in battery kiln, specifically include:
Glass raw material, sodium nitrate solvent, clarifying agent and oxide powder and zinc is added into battery kiln to be melted, is melted Material.
It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics as described above, wherein preferably, described to battery Glass raw material, sodium nitrate solvent, clarifying agent and oxide powder and zinc are added in kiln to be melted, specifically includes:
The glass raw material of 94wt%~97wt% is added into battery kiln, the sodium nitrate of 1.5wt%~2.5wt% is molten Agent, the clarifying agent of 0.2wt%~0.8wt%, the oxide powder and zinc of 1wt%~3wt%
The preparation method of the carrying roller provided by the invention for being compounded with wear-resistant glass-ceramics, passes through metal roller and glass crystallite The composite roller that pipe is compounded to form, effectively improves the abrasion and corrosion resistance of carrying roller, while carrying roller being made to have high rigidity, high tenacity And light-weight characteristic.
Specific embodiment
The embodiment of the present invention is described below in detail, in which the same or similar labels are throughly indicated same or like Element or element with the same or similar functions.The embodiments described below is exemplary, for explaining only the invention, And it is not construed as limiting the claims.
The present invention provides a kind of preparation methods of carrying roller for being compounded with wear-resistant glass-ceramics comprising following steps:
Step 1, machine-shaping roller, and bearing block is formed at the both ends of roller, wherein the material of roller is metal.
Bearing is embedded into the bearing block by step 2, is bonded the outer ring of bearing with bearing block fixation.
Step 3 wears central axis fixation into the inner ring of bearing.
Step 4, machine-shaping glass tube.
Step 5 carries out coring processing to glass tube；Wherein, the temperature of coring processing can be 550 DEG C~650 DEG C, preferably It is 560 DEG C, 580 DEG C, 600 DEG C, 620 DEG C, 640 DEG C.
Step 6 carries out Crystallizing treatment to by coring treated glass tube, to form microcrystal glass tube.Wherein, crystallization The temperature of processing can be 650 DEG C~950 DEG C, preferably 660 DEG C, 720 DEG C, 780 DEG C, 840 DEG C, 900 DEG C.
Wherein, under above-mentioned nucleation temperature and crystallization temperature, it can make microcrystal glass tube that there is stronger wear resistant corrosion resistant Property and stronger toughness.
Step 7 is fitted to microcrystal glass tube fixation on roller by adhesive；Wherein, adhesive can be resistance to for high temperature Grind glue.
By preparation method provided by the present application, realize metal roller and devitrified glass it is compound after obtain composite roller, Make the composite roller that there is stronger abrasion and corrosion resistance and stronger toughness.
Wherein, metal roller can be the metals such as steel, aluminium, cast iron, and in the present embodiment, the material of metal roller is preferably The hardness of iron, iron is higher, and between steel and copper, while under conditions of same volume, the quality of iron is less than steel, the roller of irony Cylinder moulding process is simpler relative to the roller of steel, the structure cooperated using irony roller and microcrystal glass tube, can be simultaneously Have light-weight, high rigidity, high tenacity, the characteristic of wear resistant corrosion resistant.
It further, can be to the glass after Crystallizing treatment in order to make microcrystal glass tube obtain good surface state Glass pipe is polished directly sizing.
Specifically, can specifically include following step to machine-shaping glass tube:
(1) ingredient configures glass raw material by following weight percent:
Silica is 45wt%~61wt%；Potassium oxide is 3wt%~10wt%；Calcium oxide be 20wt%~ 30wt%；Fluorine is 3wt%~11wt%；Sodium oxide molybdena is 6wt%~12wt%；Phosphorus pentoxide is 3wt%~6wt%；Oxidation Aluminium is 1wt%~3wt%；Zirconium oxide is 3wt%~8wt%；
(2) melt glass raw material in battery kiln, to obtain melting charge.
(3) melting charge is input to out feed basin.
(4) melting charge of set amount is input on bench by going out feed basin, with trombone slide formed glass base.
(5) glass billet is made annealing treatment, to form glass tube.
Wherein, in the first embodiment, by following weight percent configuration glass raw material: silica is 45wt%；Potassium oxide is 5wt%；Calcium oxide is 30wt%；Fluorine is 5wt%；Sodium oxide molybdena is 8wt%；Phosphorus pentoxide is 3wt%；Aluminium oxide is 1wt%；Zirconium oxide is 3wt%.The glass raw material is melted for 24 hours at 1380 DEG C, obtains melting charge； After melting charge is cooled to 1220 DEG C of clarifications, continues to be cooled to 1000 DEG C and keep the temperature 1h, obtains Semi-finished glass material；By semi-finished product Frit keeps the temperature 5h at 550 DEG C, and 6h is kept the temperature after being uniformly heating to 800 DEG C using 8h and carries out Crystallizing treatment, is then at the uniform velocity moved back Fire obtains devitrified glass.
Devitrified glass Mohs' hardness made from the present embodiment is 6.8, impact flexibility 4.9kj/cm2。
In second of embodiment, glass raw material: silica 50wt% is configured by following weight percent；Oxidation Potassium is 6wt%；Calcium oxide is 22wt%；Fluorine is 4wt%；Sodium oxide molybdena is 6wt%；Phosphorus pentoxide is 4wt%；Aluminium oxide is 2wt%；Zirconium oxide is 6wt%.The glass raw material is melted into 18h at 1400 DEG C, obtains melting charge；Melting charge is cooled to After 1200 DEG C of clarifications, continue to be cooled to 1020 DEG C and keep the temperature 10min, obtains Semi-finished glass material；By Semi-finished glass material 600 3h is kept the temperature at DEG C, and 3h is kept the temperature after being uniformly heating to 820 DEG C using 6h and carries out Crystallizing treatment, then at the uniform velocity annealing obtains crystallite Glass.
Devitrified glass Mohs' hardness made from the present embodiment is 7, impact flexibility 5.1kj/cm2。
In the third embodiment, glass raw material: silica 61wt% is configured by following weight percent；Oxidation Potassium is 3wt%；Calcium oxide is 20wt%；Fluorine is 3wt%；Sodium oxide molybdena is 6wt%；Phosphorus pentoxide is 3wt%；Aluminium oxide is 1wt%；Zirconium oxide is 3wt%.The glass raw material is melted into 20h at 1420 DEG C, obtains melting charge；Melting charge is cooled to After 1250 DEG C of clarifications, continue to be cooled to 1050 DEG C and keep the temperature 40min, obtains Semi-finished glass material；By Semi-finished glass material 580 4h is kept the temperature at DEG C, and 4h is kept the temperature after being uniformly heating to 780 DEG C using 6h and carries out Crystallizing treatment, then at the uniform velocity annealing obtains crystallite Glass.
Devitrified glass Mohs' hardness made from the present embodiment is 6.9, impact flexibility 5.0kj/cm2。
It should be noted that being canasite (R by the devitrified glass that mentioned component is mixed to get2O-CaO-SiO2- F)-fluor-apatite (Ca5(PO4)3F) heterogeneous devitrified glass, wherein canasite is principal crystalline phase, accounts for 60wt%~80wt%, Fluor-apatite accounts for 20wt%~40wt%.
Wherein, phosphorus pentoxide is the Nucleating Agent to form fluor-apatite, due to dissolution of the zirconium oxide in silicate glass Degree is smaller, can reduce the viscosity of frit by introducing phosphorus pentoxide, promote dissolution of the zirconium oxide in vitreum.
And in a kind of comparative example, glass raw material: silica 61wt% is configured by following weight percent；Oxidation Potassium is 3wt%；Calcium oxide is 20wt%；Fluorine is 3wt%；Sodium oxide molybdena is 6wt%；Aluminium oxide is 2wt%；Zirconium oxide is 5wt%.The glass raw material is melted into 20h at 1420 DEG C, obtains melting charge；After melting charge is cooled to 1250 DEG C of clarifications, Continue to be cooled to 1050 DEG C and keep the temperature 40min, obtains Semi-finished glass material；Semi-finished glass material is kept the temperature into 4h at 580 DEG C, then 4h is kept the temperature after 6h is uniformly heating to 780 DEG C and carries out Crystallizing treatment, and then at the uniform velocity annealing obtains devitrified glass.
Devitrified glass Mohs' hardness obtained is 5.3 in the present embodiment, impact flexibility 4.2kj/cm2.Due to glass original Without addition phosphorus pentoxide in material, prevent aluminium oxide is to cause final with zirconium oxide from being dissolved completely in vitreum The hardness and toughness of devitrified glass obtained are lower.
Wherein, in order to improve the chemical stability and operability of glass, when melting glass raw material, can simultaneously to Sodium nitrate solvent, clarifying agent and oxide powder and zinc are added in battery kiln.
Specifically, the glass raw material of 94wt%~97wt%, the nitre of 1.5wt%~2.5wt% are added into battery kiln Sour sodium solvent, the clarifying agent of 0.2wt%~0.8wt%, the oxide powder and zinc of 1wt%~3wt%.Wherein, in one embodiment, Glass raw material is 94wt%, and sodium nitrate solvent is 2.2wt%, clarifying agent 0.8wt%, oxide powder and zinc 3wt%；Another In kind of embodiment, glass raw material 97wt%, sodium nitrate solvent is 1.6wt%, clarifying agent 0.4wt%, and oxide powder and zinc is 1wt%.
The impact flexibility of the microcrystal glass tube manufactured by the above method is 4.8kj/cm2~5.2 kj/cm2, devitrified glass The Mohs' hardness of pipe is 6.8~7；Thus also enhance the composite roller being made of metal roller and microcrystal glass tube toughness and Hardness.
The preparation method of the carrying roller provided in an embodiment of the present invention for being compounded with wear-resistant glass-ceramics, passes through metal roller and glass The composite roller that glass crystallite pipe is compounded to form, effectively improves the abrasion and corrosion resistance of carrying roller, at the same make carrying roller have high rigidity, High tenacity and light-weight characteristic.
Feature and function and effect of the invention is described in detail in above embodiments, and the foregoing is merely preferable realities of the invention Example is applied, it is all according to change or equivalent example modified to equivalent change made by conception of the invention, still without departing from explanation It, should all be within the scope of the present invention when the spirit that book is covered.

Claims (7)

1. a kind of preparation method for the carrying roller for being compounded with wear-resistant glass-ceramics, which is characterized in that include the following steps:
Machine-shaping roller, and bearing block is formed at the both ends of the roller；
Bearing is embedded into the bearing block, is bonded the outer ring of the bearing with bearing block fixation；
Central axis fixation is worn into the inner ring of the bearing；
Machine-shaping glass tube；
Coring processing is carried out to the glass tube；
Crystallizing treatment is carried out to by coring treated glass tube, to form microcrystal glass tube；
Microcrystal glass tube fixation is fitted on the roller by adhesive.
2. the preparation method of the carrying roller according to claim 1 for being compounded with wear-resistant glass-ceramics, which is characterized in that the core The temperature for changing processing is 550 DEG C~650 DEG C.
3. the preparation method of the carrying roller according to claim 1 for being compounded with wear-resistant glass-ceramics, which is characterized in that the crystalline substance The temperature for changing processing is 650 DEG C~950 DEG C.
4. the preparation method of the carrying roller according to claim 1 for being compounded with wear-resistant glass-ceramics, which is characterized in that warp It crosses coring treated after glass tube carries out Crystallizing treatment, further includes:
Sizing is polished directly to the glass tube after Crystallizing treatment, to form microcrystal glass tube.
5. the preparation method of the carrying roller according to claim 1 for being compounded with wear-resistant glass-ceramics, which is characterized in that described to add Work formed glass pipe specifically includes:
(1) ingredient configures glass raw material by following weight percent:
Silica is 45wt%~61wt%；
Potassium oxide is 3wt%~10wt%；
Calcium oxide is 20wt%~30wt%；
Fluorine is 3wt%~11wt%；
Sodium oxide molybdena is 6wt%~12wt%；
Phosphorus pentoxide is 3wt%~6wt%；
Aluminium oxide is 1wt%~3wt%；
Zirconium oxide is 3wt%~8wt%；
(2) melt the glass raw material in battery kiln, to obtain melting charge；
(3) melting charge is input to out feed basin；
(4) melting charge of set amount is input on bench by going out feed basin, with trombone slide formed glass base；
(5) glass billet is made annealing treatment, to form the glass tube.
6. the preparation method of the carrying roller according to claim 5 for being compounded with wear-resistant glass-ceramics, which is characterized in that described to make Glass raw material melts in battery kiln, specifically includes:
Glass raw material, sodium nitrate solvent, clarifying agent and oxide powder and zinc is added into battery kiln to be melted, is melted Material.
7. the preparation method of the carrying roller according to claim 6 for being compounded with wear-resistant glass-ceramics, which is characterized in that it is described to Glass raw material, sodium nitrate solvent, clarifying agent and oxide powder and zinc are added in battery kiln to be melted, specifically includes:
The glass raw material of addition 94wt%~97wt% into battery kiln, the sodium nitrate solvent of 1.5wt%~2.5wt%, The clarifying agent of 0.2wt%~0.8wt%, the oxide powder and zinc of 1wt%~3wt%.
CN201810891498.3A 2018-08-07 2018-08-07 It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics Withdrawn CN108974828A (en)

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Application Number Priority Date Filing Date Title
CN201810891498.3A CN108974828A (en) 2018-08-07 2018-08-07 It is compounded with the preparation method of the carrying roller of wear-resistant glass-ceramics

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CN108974828A true CN108974828A (en) 2018-12-11

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Application publication date: 20181211