CN105345682A - Calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel and preparation method thereof - Google Patents
Calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel and preparation method thereof Download PDFInfo
- Publication number
- CN105345682A CN105345682A CN201510615416.9A CN201510615416A CN105345682A CN 105345682 A CN105345682 A CN 105345682A CN 201510615416 A CN201510615416 A CN 201510615416A CN 105345682 A CN105345682 A CN 105345682A
- Authority
- CN
- China
- Prior art keywords
- nano
- calcium sulfate
- sulfate crystal
- nanometer
- binding agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
- B24D3/14—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/0009—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for using moulds or presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/34—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties
- B24D3/342—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents characterised by additives enhancing special physical properties, e.g. wear resistance, electric conductivity, self-cleaning properties incorporated in the bonding agent
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel. In the preparation process of the grinding wheel, raw materials such as nano-graphite, beta-eucryptite, nanometer-level silicon dioxide and nanometer-level aluminum oxide are mixed and calcined, nanometer-level composite nanometer ceramic bond is prepared, and the nanometer-level composite nanometer ceramic bond has higher strength, higher toughness and lower sintering temperature compared with common ceramic bond, is better in high-temperature wettability, low in heat expansion coefficient, and good in maneuverability for abrasives. In addition, calcium sulfate crystal whiskers added into the raw materials have obvious reinforcement, toughening, abrasion resistance and other effects, and the use performance of the grinding wheel is greatly improved. The prepared diamond grinding wheel is good in grinding performance and higher in grinding precision, and the grinding speed can be obviously improved.
Description
Technical field
The present invention relates to Technique of Vitrified Diamond Wheels preparing technical field, particularly relate to nano-grade ceramic binding agent skive of a kind of calcium sulfate crystal whiskers enhancing and preparation method thereof.
Background technology
It is high that diamond abrasive has hardness, intensity is high, the characteristics such as wearability is good, be widely used in the grinding tool making grinding hard brittle material and carbide alloy, skive is exactly a wherein common class grinding tool, the classification of the bonding agent used according to skive can be divided into resin anchoring agent diamond grinding wheel, metal anchoring agent diamond wheel and Technique of Vitrified Diamond Wheels etc., wherein vitrified bonded grinding wheel is by vitrified bond, diamond abrasive, filler forms according to certain proportions, form through high temperature sintering, this emery wheel can solve the defect of some resin bond wheels and metal bonded wheel existence, there is grinding efficiency high, cut sharp, self-sharpening is good, the advantages such as rapid heat dissipation, be particularly suitable for high rigidity, the corase grind of high accuracy material and fine grinding.
In the preparation process of Technique of Vitrified Diamond Wheels, selection, firing condition etc. the factor of abrasive material, vitrified bond all can affect the grinding performance of Technique of Vitrified Diamond Wheels, especially the performance of vitrified bond is even more important, traditional bonding agent ubiquity sintering temperature is high, intensity is low, to the infiltration covering property of abrasive material difference etc., directly cause diamond abrasive performance degradation, grinding performance reduces greatly.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, nano-grade ceramic binding agent skive providing a kind of calcium sulfate crystal whiskers to strengthen and preparation method thereof.
The present invention is achieved by the following technical solutions:
The nano-grade ceramic binding agent skive that calcium sulfate crystal whiskers strengthens, this emery wheel is made up of the raw material of following weight portion: brown corundum abrasive 12-15, nano-grade ceramic binding agent 22-25 that the diamond abrasive 40-50 that particle diameter is 10-20 μm, particle diameter are 10-20 μm, nano-aluminium oxide 8-10, calcium sulfate crystal whiskers 5-8, ethanol 10-15, polyvinyl alcohol 2-3, dodecyl sodium sulfate 0.2-0.3, deionized water 100-120.
The nano-grade ceramic binding agent skive that described a kind of calcium sulfate crystal whiskers strengthens, it is characterized in that, described nano-grade ceramic binding agent is made up of the raw material of following weight portion: magnesium silicate 1-2, Nano graphite powder 1-2, beta-eucryptite 2-3, nano silicon 30-40, nano-aluminium oxide 8-10, nano-titanium oxide 5-6, nano zine oxide 1-2, sodium bismuthate 0.1-0.2, diboron trioxide 10-15, nanometer silicon carbide 0.3-0.5, lithia 2-3, its preparation method is: mixed by all raw materials, drop in alumina crucible, calcination processing in high temperature resistance furnace, calcination condition is to 900-1000 DEG C with the ramp of 5-8 DEG C, insulation calcining 2-3h, calcining terminates rear taking-up and carries out shrend, dry, high-energy ball milling process, obtain the powdered ceramic bonding agent that particle diameter is nanoscale.
Nano-grade ceramic binding agent skive that described a kind of calcium sulfate crystal whiskers strengthens and preparation method thereof, its spy is, described preparation method is:
(1) first polyvinyl alcohol, dodecyl sodium sulfate, ethanol are dissolved and is scattered in deionized water, mixed solution is heated to 50-60 DEG C, add nano-grade ceramic binding agent, calcium sulfate crystal whiskers, nano-aluminium oxide subsequently, high-speed ultrasonic dispersed with stirring 1.5-2h, makes finely dispersed nano-solution for subsequent use;
(2) mixed by the solution that diamond abrasive, brown corundum abrasive are prepared with step (1), mixed slurry heat under 450-500 DEG C of condition dried after being uniformly mixed, remove moisture completely, gained material is broken, crosses 200 mesh sieves;
(3) powder that sieved by step (2) gained mixes with other leftover materials, after cold moudling, be warming up to 550-600 DEG C with the heating rate of 4-5 DEG C/min, after insulation 1.5-2h, continue to be warming up to 650-680 DEG C, insulation 100-120min, naturally cools to room temperature subsequently, to obtain final product.
The present invention is by the raw material mixed calcining such as silica, alundum (Al2O3) of the raw material such as Nano graphite powder, beta-eucryptite and nanometer scale, be prepared into the composite nano-ceramic bonding agent of nanometer scale, the more conventional vitrified bond of this nano-grade ceramic binding agent has higher intensity, toughness and lower sintering temperature, high-temperature moisture is better, thermal coefficient of expansion is low, good to the holding of abrasive material; In addition the calcium sulfate crystal whiskers added in raw material has obvious enhancing, toughness reinforcing, effect such as to resistance to wear, and greatly improves the serviceability of emery wheel; Diamond wheel grinding performance prepared by the present invention is good, and grinding accuracy is higher, and grinding speed can obtain obvious lifting.
Detailed description of the invention
This embodiment emery wheel is made up of the raw material of following weight portion: brown corundum abrasive 12, nano-grade ceramic binding agent 22, nano-aluminium oxide 8, calcium sulfate crystal whiskers 5, ethanol 10, polyvinyl alcohol 2, dodecyl sodium sulfate 0.2, deionized water 100 that the diamond abrasive 40 that particle diameter is 10 μm, particle diameter are 10 μm.
Wherein nano-grade ceramic binding agent is made up of the raw material of following weight portion: magnesium silicate 1, Nano graphite powder 1, β eucryptite 2, nano silicon 30, nano-aluminium oxide 8, nano-titanium oxide 5, nano zine oxide 1, sodium bismuthate 0.1, diboron trioxide 10, nanometer silicon carbide 0.3, lithia 2, its preparation method is: mixed by all raw materials, drop in alumina crucible, calcination processing in high temperature resistance furnace, calcination condition is with the ramp to 900 DEG C of 5 DEG C, insulation calcining 2h, calcining terminates rear taking-up and carries out shrend, dry, high-energy ball milling process, obtain the powdered ceramic bonding agent that particle diameter is nanoscale.
The preparation method of this skive is:
(1) first polyvinyl alcohol, dodecyl sodium sulfate, ethanol are dissolved and is scattered in deionized water, mixed solution is heated to 50 DEG C, add nano-grade ceramic binding agent, calcium sulfate crystal whiskers, nano-aluminium oxide subsequently, high-speed ultrasonic dispersed with stirring 1.5h, make finely dispersed nano-solution for subsequent use;
(2) mixed by the solution that diamond abrasive, brown corundum abrasive are prepared with step (1), mixed slurry heat under 450 DEG C of conditions dried after being uniformly mixed, remove moisture completely, gained material is broken, crosses 200 mesh sieves;
(3) powder that sieved by step (2) gained mixes with other leftover materials, after cold moudling, be warming up to 550 DEG C with the heating rate of 4 DEG C/min, after insulation 1.5h, continues to be warming up to 650 DEG C, and insulation 100min, naturally cools to room temperature subsequently, to obtain final product.
The grinding wheel performance index that the present embodiment prepares is as follows:
Being ground material in test is high-speed steel, and grinding method is flat surface grinding mode, emery wheel peripheral speed: 150m/s, the speed of table: 0.05m/s, grinding depth: 0.025mm.
The more traditional diamond wheel grinding of the emery wheel prepared of the present embodiment improves 182% than average, and wear extent on average reduces by 60%, and the roughness of surface of high speed steel is only 0.04 μm, and maximum grinding speed can reach 188m/s.
Claims (3)
1. the nano-grade ceramic binding agent skive of a calcium sulfate crystal whiskers enhancing, it is characterized in that, this emery wheel is made up of the raw material of following weight portion: brown corundum abrasive 12-15, nano-grade ceramic binding agent 22-25 that the diamond abrasive 40-50 that particle diameter is 10-20 μm, particle diameter are 10-20 μm, nano-aluminium oxide 8-10, calcium sulfate crystal whiskers 5-8, ethanol 10-15, polyvinyl alcohol 2-3, dodecyl sodium sulfate 0.2-0.3, deionized water 100-120.
2. the nano-grade ceramic binding agent skive of a kind of calcium sulfate crystal whiskers enhancing as claimed in claim 1, it is characterized in that, described nano-grade ceramic binding agent is made up of the raw material of following weight portion: magnesium silicate 1-2, Nano graphite powder 1-2, beta-eucryptite 2-3, nano silicon 30-40, nano-aluminium oxide 8-10, nano-titanium oxide 5-6, nano zine oxide 1-2, sodium bismuthate 0.1-0.2, diboron trioxide 10-15, nanometer silicon carbide 0.3-0.5, lithia 2-3, its preparation method is: mixed by all raw materials, drop in alumina crucible, calcination processing in high temperature resistance furnace, calcination condition is to 900-1000 DEG C with the ramp of 5-8 DEG C, insulation calcining 2-3h, calcining terminates rear taking-up and carries out shrend, dry, high-energy ball milling process, obtain the powdered ceramic bonding agent that particle diameter is nanoscale.
3. nano-grade ceramic binding agent skive of strengthening of a kind of calcium sulfate crystal whiskers as claimed in claim 1 and preparation method thereof, its spy is, described preparation method is:
(1) first polyvinyl alcohol, dodecyl sodium sulfate, ethanol are dissolved and is scattered in deionized water, mixed solution is heated to 50-60 DEG C, add nano-grade ceramic binding agent, calcium sulfate crystal whiskers, nano-aluminium oxide subsequently, high-speed ultrasonic dispersed with stirring 1.5-2h, makes finely dispersed nano-solution for subsequent use;
(2) mixed by the solution that diamond abrasive, brown corundum abrasive are prepared with step (1), mixed slurry heat under 450-500 DEG C of condition dried after being uniformly mixed, remove moisture completely, gained material is broken, crosses 200 mesh sieves;
(3) powder that sieved by step (2) gained mixes with other leftover materials, after cold moudling, be warming up to 550-600 DEG C with the heating rate of 4-5 DEG C/min, after insulation 1.5-2h, continue to be warming up to 650-680 DEG C, insulation 100-120min, naturally cools to room temperature subsequently, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510615416.9A CN105345682A (en) | 2015-09-24 | 2015-09-24 | Calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510615416.9A CN105345682A (en) | 2015-09-24 | 2015-09-24 | Calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105345682A true CN105345682A (en) | 2016-02-24 |
Family
ID=55321817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510615416.9A Pending CN105345682A (en) | 2015-09-24 | 2015-09-24 | Calcium sulfate crystal whisker reinforced nanometer ceramic bond diamond grinding wheel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105345682A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178644A (en) * | 1992-01-23 | 1993-01-12 | Cincinnati Milacron Inc. | Method for making vitreous bonded abrasive article and article made by the method |
| CN101596745A (en) * | 2009-07-15 | 2009-12-09 | 湖南大学 | The preparation method of skive vitrified bond and skive |
| CN102729156A (en) * | 2012-01-18 | 2012-10-17 | 山东大学 | Bonding agent for low-melting high-strength microcrystalline alumina ceramic grinding tool and preparation method thereof |
| CN103395011A (en) * | 2013-07-30 | 2013-11-20 | 华南理工大学 | Polyvinyl alcohol-polyurethane elastic buffing wheel and preparation method thereof |
-
2015
- 2015-09-24 CN CN201510615416.9A patent/CN105345682A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178644A (en) * | 1992-01-23 | 1993-01-12 | Cincinnati Milacron Inc. | Method for making vitreous bonded abrasive article and article made by the method |
| CN101596745A (en) * | 2009-07-15 | 2009-12-09 | 湖南大学 | The preparation method of skive vitrified bond and skive |
| CN102729156A (en) * | 2012-01-18 | 2012-10-17 | 山东大学 | Bonding agent for low-melting high-strength microcrystalline alumina ceramic grinding tool and preparation method thereof |
| CN103395011A (en) * | 2013-07-30 | 2013-11-20 | 华南理工大学 | Polyvinyl alcohol-polyurethane elastic buffing wheel and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 孙传尧: "《选矿工程师手册》", 31 March 2015, 冶金工业出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105345679A (en) | Basalt fiber enhanced nano-vitrified bond diamond grinding wheel and preparation method thereof | |
| CN105345680A (en) | Carbon nanofiber enhanced nano-vitrified bond diamond grinding wheel and preparation method thereof | |
| CN102814759B (en) | A kind of diamond-resin grinding wheel and preparation method thereof | |
| CN102152248B (en) | Diamond grinding tool of ceramic-metallic bond and preparation method of grinding tool | |
| CN105349868B (en) | A kind of cermet bonding agent and preparation method thereof, CBN emery wheels and preparation method thereof | |
| CN102814763B (en) | A kind of Polyimide Resin Bonded Diamond Grinding Wheel and preparation method thereof | |
| KR101953531B1 (en) | Abrasive article including agglomerates having silicon carbide and an inorganic bond material | |
| CN105171624A (en) | Nano ceramic bond diamond wheel containing tetrapod-like zinc oxide whiskers reinforced and preparing method of nano ceramic bond diamond wheel | |
| CN102837266A (en) | Ceramic bond CBN (Cubic Boron Nitride) abrasive wheel for double end surface grinding | |
| CN104149038B (en) | Diamond wheel employing ceramic binding agent | |
| CN104526584A (en) | Diamond grinding wheel adopting resin and ceramic binding agent | |
| CN102814745B (en) | A kind of fused alumina zirconia resin wheel and preparation method thereof | |
| CN102825557B (en) | Polyvinyl acetal resin grinding wheel and production method thereof | |
| CN105983912A (en) | Ceramic fiber reinforced nano ceramic bond diamond grinding wheel and preparation method thereof | |
| CN104669129A (en) | Ceramics titanizing CBN (cubic boron nitride) grinding wheel and preparation method thereof | |
| CN103170921A (en) | Diamond grinding tool use for grinding hard alloy cutters | |
| CN106553135A (en) | A kind of bonding agent, preparation method and emery wheel | |
| KR20170084284A (en) | Abrasive article including agglomerates having silicon carbide and an inorganic bond material | |
| CN107042475B (en) | A kind of universal joint alley mill nano-grade ceramic binding agent cBN grinding wheel | |
| CN106041761A (en) | Ceramic bond diamond grinding wheel | |
| CN103753411A (en) | Ceramic and resin composite grinding wheel | |
| CN112521165A (en) | Ceramic bonding agent, preparation method thereof and grinding tool | |
| CN105252433A (en) | Magnesium borate whisker reinforced nano ceramic binding agent diamond grinding wheel and manufacturing method thereof | |
| CN113214790A (en) | Hollow alumina ball-based composite abrasive, preparation method thereof and grinding tool | |
| CN107053022B (en) | A kind of high-intensity and high-tenacity wheel ceramic bonding agent and the preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160224 |