CN104742030A - Grinding wheel and manufacturing method thereof - Google Patents
Grinding wheel and manufacturing method thereof Download PDFInfo
- Publication number
- CN104742030A CN104742030A CN201510172711.1A CN201510172711A CN104742030A CN 104742030 A CN104742030 A CN 104742030A CN 201510172711 A CN201510172711 A CN 201510172711A CN 104742030 A CN104742030 A CN 104742030A
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- CN
- China
- Prior art keywords
- emery wheel
- abrasive material
- vitrified bond
- fused alumina
- manufacture method
- 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.)
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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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a grinding wheel. The grinding wheel is manufactured from the following components in percentage by weight: 52%-70% of CBN (cubic born nitride) abrasive materials, 10%-22% of white corundum abrasive materials and 20%-26% of a ceramic binder. In the components of the grinding wheel, the ceramic binder is reasonable in component proportion, relatively high in strength and stable in performance; the formed grinding wheel has relatively high strength, wide density range, easy-to-regulate structure, short sintering period, no special requirements on the operator, stable performances and excellent grinding effects.
Description
Technical field
The present invention relates to emery wheel manufacturing technology field, particularly relate to a kind of emery wheel and manufacture method thereof.
Background technology
Emery wheel belongs to a kind of grinding tool, and it adopts composite to make, and mainly containing bonding agent, abrasive material and some auxiliary material, mainly plays grinding, polishing.By vitrified bond and cubic boron nitride (CubicBoronNitride, CBN) for the emery wheel of main component is referred to as emery wheel, it combines the advantage of ceramic material and super hard abrasive, there is acid-fast alkali-proof, intensity be high, the porosity is adjustable, hardness high, be widely used in various steel, comprise the corase grind of various tool steel, mould steel, bearing steel, high-carbon steel, various aerometal, stainless steel etc., half fine grinding and fine grinding, there is the features such as wearability is good, working (machining) efficiency is high, sharpness is good, long service life.
In various steel parts grinding field, still use in the majority with white fused alumina emery wheel at present, but there is problems such as wearing no resistance, service life is short, finishing frequency is high in this instrument.
Summary of the invention
The object of the present invention is to provide a kind of emery wheel and manufacture method thereof, which solve current white fused alumina emery wheel and wear no resistance, the life-span is short, the technical problem that finishing frequency is high.
For achieving the above object, technical scheme proposed by the invention is:
A kind of emery wheel of the present invention, it makes material component and comprises: CBN abrasive material, white fused alumina abrasive material, vitrified bond, and described component according to percentage by weight is: CBN abrasive material 52% ~ 70%; White fused alumina abrasive material: 10% ~ 22%; Vitrified bond: 20% ~ 26%.
Wherein, described vitrified bond according to weight percentages of components is, SiO
2: 55% ~ 62%; Al
2o
3: 4% ~ 7%; B
2o
3: 15% ~ 20%; Li
2o:3.7% ~ 5.5%; MgO:3% ~ 10%; CaO:2.5% ~ 5%; ZrO
2: 2% ~ 4.5%.
Manufacture a method for as above emery wheel, it comprises the steps:
The first step, prepares vitrified bond: according to described ratio by SiO
2, Al
2o
3, B
2o
3, Li
2o, MgO, CaO, ZrO
2mixing briquet, and block is placed on melting in 1450 ~ 1470 DEG C of temperature environments, shrend, then drying, ball grinds;
Second step, mixes the vitrified bond prepared in the first step according to aforementioned proportion with CBN abrasive material, white fused alumina abrasive material;
3rd step, is placed in mould by the raw material mixed in described second step, and the environment cover half being placed in 600 ~ 620 DEG C of temperature is shaping;
4th step, is warming up to 700 ~ 790 DEG C for 5.5 ~ 6.2 hours by emery wheel shaping for cover half heating and burns till.
Preferably, after described 4th step, also comprise aft-loaded airfoil step, size refine is carried out to emery wheel and working lining puts the first edge on a knife or a pair of scissors.
Wherein, in the described first step, the ground raw material of ball is through screening, and particle diameter is not more than 300 orders.
Wherein, the mould in the 3rd described step is graphite jig.
Wherein, the shaping emery wheel of the cover half in the 4th described step adopts and buries sand and burn till.
In emery wheel component of the present invention, vitrified bond composition proportion is reasonable, and intensity is higher, stable performance.Emery wheel after shaping has higher intensity, and density range is wide, and structure easily adjusts, and firing period is short, and to operating personnel without particular/special requirement, performance is easily stable, and ground effect is excellent.
Accompanying drawing explanation
Fig. 1 is the structural representation of emery wheel of the present invention;
Fig. 2 is the manufacture method flow chart of emery wheel of the present invention.
Detailed description of the invention
Below with reference to accompanying drawing, elaboration is further given to the present invention.
Refer to accompanying drawing 1, it is grinding wheel structure schematic diagram of the present invention, and it comprises an emery wheel body 1, and emery wheel body 1 is rounded, is provided with a through hole 11 in the middle part of it, and this through hole 11 is for being installed on rotating mechanism by this emery wheel body 1.
Wherein, the making material component of this emery wheel comprises: CBN abrasive material, white fused alumina abrasive material, vitrified bond, and component according to percentage by weight is: CBN abrasive material 52% ~ 70%; White fused alumina abrasive material: 10% ~ 22%; Vitrified bond: 20% ~ 26%.Vitrified bond according to weight percentages of components is, SiO
2: 55% ~ 62%; Al
2o
3: 4% ~ 7%; B
2o
3: 15% ~ 20%; Li
2o:3.7% ~ 5.5%; MgO:3% ~ 10%; CaO:2.5% ~ 5%; ZrO
2: 2% ~ 4.5%.
Embodiment one:
CBN abrasive material, white fused alumina abrasive material, vitrified bond, component is table 1 according to percentage by weight, and the component proportion of vitrified bond is according to table 2:
| Raw material | CBN abrasive material | White fused alumina abrasive material | Vitrified bond |
| Formula 1 | 70 | 10 | 20 |
Table 1
Table 2
Embodiment two:
Manufacture the constituent of emery wheel, CBN abrasive material, white fused alumina abrasive material, vitrified bond, component is table 3 according to percentage by weight, and the component proportion of vitrified bond is according to table 4:
| Raw material | CBN abrasive material | White fused alumina abrasive material | Vitrified bond |
| Formula 3 | 61 | 16 | 23 |
Table 3
Table 4
Embodiment three:
Manufacture the constituent of emery wheel, CBN abrasive material, white fused alumina abrasive material, vitrified bond, component is table 5 according to percentage by weight, and the component proportion of vitrified bond is according to table 6:
| Raw material | CBN abrasive material | White fused alumina abrasive material | Vitrified bond |
| Formula 5 | 52 | 22 | 26 |
Table 5
Table 6
Refer to Fig. 2, the method for a kind of manufacture as above emery wheel, it comprises the steps:
First step S1, prepares vitrified bond: according to described ratio by SiO
2, Al
2o
3, B
2o
3, Li
2o, MgO, CaO, ZrO
2mixing briquet, and block is placed on melting in 1450 ~ 1470 DEG C of temperature environments, shrend, then drying, ball grinds, afterwards, powder is sieved through 300 eye mesh screens, obtain particle diameter and be less than 300 object powder.
Second step S2, mixes according to aforementioned proportion by the vitrified bond prepared in first step S1 with CBN abrasive material, white fused alumina abrasive material, and sieves.
3rd step S3, is placed in mould by the raw material mixed in second step S2, and the environment cover half being placed in 600 ~ 620 DEG C of temperature is shaping, and preferred mould is graphite jig.
4th step S4, is warming up to 700 ~ 790 DEG C for 5.5 ~ 6.2 hours by emery wheel shaping for cover half heating and burns till.After intensification, different according to the size of emery wheel, insulation a period of time.
Preferably, after described 4th step S4, also comprise aft-loaded airfoil step, size refine is carried out to emery wheel and working lining puts the first edge on a knife or a pair of scissors.Adopt diamond roller as machining tool.
Foregoing; be only preferred embodiment of the present invention; not for limiting embodiment of the present invention; those of ordinary skill in the art are according to central scope of the present invention and spirit; can carry out corresponding flexible or amendment very easily, therefore protection scope of the present invention should be as the criterion with the protection domain required by claims.
Claims (7)
1. an emery wheel, is characterized in that, make material component and comprise: CBN abrasive material, white fused alumina abrasive material, vitrified bond, described component according to percentage by weight is: CBN abrasive material 52% ~ 70%; White fused alumina abrasive material: 10% ~ 22%; Vitrified bond: 20% ~ 26%.
2. emery wheel as claimed in claim 1, it is characterized in that, described vitrified bond according to weight percentages of components is, SiO
2: 55% ~ 62%; Al
2o
3: 4% ~ 7%; B
2o
3: 15% ~ 20%; Li
2o:3.7% ~ 5.5%; MgO:3% ~ 10%; CaO:2.5% ~ 5%; ZrO
2: 2% ~ 4.5%.
3. manufacture the method as claim 1 or 2 emery wheel, it is characterized in that, comprise the steps:
The first step, prepares vitrified bond: according to described ratio by SiO
2, Al
2o
3, B
2o
3, Li
2o, MgO, CaO, ZrO
2mixing briquet, and block is placed on melting in 1450 ~ 1470 DEG C of temperature environments, shrend, then drying, ball grinds;
Second step, mixes the vitrified bond prepared in the first step according to aforementioned proportion with CBN abrasive material, white fused alumina abrasive material;
3rd step, is placed in mould by the raw material mixed in described second step, and the environment cover half being placed in 600 ~ 620 DEG C of temperature is shaping;
4th step, is warming up to 700 ~ 790 DEG C for 5.5 ~ 6.2 hours by emery wheel shaping for cover half heating and burns till.
4. emery wheel manufacture method as claimed in claim 3, is characterized in that, also comprise aft-loaded airfoil step after described 4th step, carries out size refine and working lining puts the first edge on a knife or a pair of scissors to emery wheel.
5. the manufacture method of emery wheel as claimed in claim 3, is characterized in that, in the described first step, the ground raw material of ball is through screening, and particle diameter is not more than 300 orders.
6. the manufacture method of emery wheel as claimed in claim 3, it is characterized in that, the mould in the 3rd described step is graphite jig.
7. the manufacture method of emery wheel as claimed in claim 3, is characterized in that, the shaping emery wheel of the cover half in the 4th described step adopts and buries sand and burn till.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510172711.1A CN104742030A (en) | 2015-04-13 | 2015-04-13 | Grinding wheel and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510172711.1A CN104742030A (en) | 2015-04-13 | 2015-04-13 | Grinding wheel and manufacturing method thereof |
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|---|---|
| CN104742030A true CN104742030A (en) | 2015-07-01 |
Family
ID=53582582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510172711.1A Pending CN104742030A (en) | 2015-04-13 | 2015-04-13 | Grinding wheel and manufacturing method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105349868A (en) * | 2015-11-03 | 2016-02-24 | 白鸽磨料磨具有限公司 | Metal and ceramic bonding agent and preparation method of metal and ceramic bonding agent, CBN grinding wheel and manufacturing method of CBN grinding wheel |
| CN106002652A (en) * | 2016-05-17 | 2016-10-12 | 郑州磨料磨具磨削研究所有限公司 | Diamond grinding plate used for accurately grinding double end surfaces of sapphire and manufacturing method of diamond grinding plate |
| CN107009290A (en) * | 2017-05-14 | 2017-08-04 | 合肥鼎鑫模具有限公司 | A kind of manufacture method of surface grinding machine high-speed grinding wheel |
| CN108098604A (en) * | 2017-12-30 | 2018-06-01 | 新乡市中开科技发展有限公司 | A kind of polishing train special grinding wheel containing super hard abrasive vitrified bond and preparation method thereof |
| CN109759963A (en) * | 2019-02-13 | 2019-05-17 | 苏州远东砂轮有限公司 | The ceramic microcrystalline grinding wheel and preparation method thereof of block is obturaged for being ground cobalt chrome-nickel |
| CN111702670A (en) * | 2020-06-30 | 2020-09-25 | 郑州高新磨料磨具有限公司 | Ultrathin ceramic diamond grinding wheel and preparation method thereof |
| CN112109004A (en) * | 2019-06-19 | 2020-12-22 | 衢州达宏砂轮制造有限公司 | Grinding wheel for grinding rubber shaft roller and manufacturing process thereof |
| CN112917399A (en) * | 2021-03-10 | 2021-06-08 | 河南捷利达超硬制品有限公司 | Ceramic bond and preparation method and application thereof |
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| CN1746133A (en) * | 2005-08-08 | 2006-03-15 | 河南莱盟特磨料磨具有限公司 | Abrasive disk of cubic boron nitride ceramic binder and its production |
| CN101168244A (en) * | 2007-11-22 | 2008-04-30 | 天津大学 | Ceramic bonding agent cubic boron nitride grinding wheel applied for camshaft grinding processing |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105349868A (en) * | 2015-11-03 | 2016-02-24 | 白鸽磨料磨具有限公司 | Metal and ceramic bonding agent and preparation method of metal and ceramic bonding agent, CBN grinding wheel and manufacturing method of CBN grinding wheel |
| CN106002652A (en) * | 2016-05-17 | 2016-10-12 | 郑州磨料磨具磨削研究所有限公司 | Diamond grinding plate used for accurately grinding double end surfaces of sapphire and manufacturing method of diamond grinding plate |
| CN107009290A (en) * | 2017-05-14 | 2017-08-04 | 合肥鼎鑫模具有限公司 | A kind of manufacture method of surface grinding machine high-speed grinding wheel |
| CN108098604A (en) * | 2017-12-30 | 2018-06-01 | 新乡市中开科技发展有限公司 | A kind of polishing train special grinding wheel containing super hard abrasive vitrified bond and preparation method thereof |
| CN109759963A (en) * | 2019-02-13 | 2019-05-17 | 苏州远东砂轮有限公司 | The ceramic microcrystalline grinding wheel and preparation method thereof of block is obturaged for being ground cobalt chrome-nickel |
| CN112109004A (en) * | 2019-06-19 | 2020-12-22 | 衢州达宏砂轮制造有限公司 | Grinding wheel for grinding rubber shaft roller and manufacturing process thereof |
| CN111702670A (en) * | 2020-06-30 | 2020-09-25 | 郑州高新磨料磨具有限公司 | Ultrathin ceramic diamond grinding wheel and preparation method thereof |
| CN112917399A (en) * | 2021-03-10 | 2021-06-08 | 河南捷利达超硬制品有限公司 | Ceramic bond and preparation method and application thereof |
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Application publication date: 20150701 |