CN104690658A - Preparation process for self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel - Google Patents
Preparation process for self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel Download PDFInfo
- Publication number
- CN104690658A CN104690658A CN201310657283.2A CN201310657283A CN104690658A CN 104690658 A CN104690658 A CN 104690658A CN 201310657283 A CN201310657283 A CN 201310657283A CN 104690658 A CN104690658 A CN 104690658A
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- CN
- China
- Prior art keywords
- self
- cbn
- grinding wheel
- emery wheel
- lubricating metal
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Classifications
-
- 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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- 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
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a preparation process for a self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel. The technical scheme is as follows: the self-lubricating metal-bonded grinding wheel is proposed for poor grinding performance of titanium alloy; the self-lubricating metal-bonded CBN grinding wheel is prepared through combination of liquid-phase sintering and brazing processes. The preparation process has the characteristics that CBN has excellent characteristics of high strength, high hardness, good granular shape, good thermal conductivity, relatively low thermal expansion coefficient and the like, and is very suitable for use as a grinding material; graphite is a solid lubricant material with excellent performance; the self-lubricating metal-bonded CBN grinding wheel is prepared by taking CBM, Cu-Sn-Ti alloy powder and the solid lubricant (the graphite) as raw materials and utilizing related processes; abrasive particles in the grinding wheel are uniformly distributed; the strength of the grinding wheel meets machining requirements; the abrasive particles react with a bonding agent to form chemical metallurgical bond; free-state graphite exists in the grinding wheel.
Description
Technical field
The present invention discloses a kind of preparation technology of self-lubricating metal bonding agent CBN emery wheel.
Background technology
Titanium alloy has the advantages such as density is little, specific strength is high, Heat stability is good, corrosion resistance are good, therefore be widely used in industries such as Aero-Space, naval vessel and chemical industry, chemism because titanium alloy thermal conductivity factor is low, elastic modelling quantity is little, is at relatively high temperatures large, therefore titanium alloy grinding adds man-hour, be easy to that more serious emery wheel occurs and stick wearing and tearing, produce grinding burn.
In order to overcome the problems referred to above, the present invention is originally based on green manufacturing theory, in conjunction with CBN(cubic boron nitride) emery wheel technology and solid lubrication technology, optimize the processing technology of self-lubricating solid Metal-bonded CBN emery wheel Dry Grinding titanium alloy, to realizing the Green Grinding processing of titanium alloy.
Summary of the invention
Object of the present invention is exactly the defect existed for prior art, the preparation technology of invention kind of self-lubricating metal bonding agent CBN emery wheel.Its technical scheme is a kind of preparation technology of self-lubricating metal bonding agent CBN emery wheel, it is characterized in that: for the difficult Grindability of titanium alloy, propose self-lubricating metal binding agent sand wheel, comprehensive liquid-phase sintering and soldering processes have prepared self-lubricating metal binder cubic boron nitride (CBN) emery wheel.
The selection of material: select trade mark CBN-982, granularity is 140/170 order CBN abrasive material, and the VBN concentration of emery wheel is 0.66g/cm
3.Select 300 object powdered graphites as solid lubrication additive.Self-lubricating metal bonding agent CBN select grinding wheel Cu-Sn-Ti alloy is as bonding agent.
Concrete technology: first powdered graphite Cu-Sn-Ti powder mixed and stir after adding appropriate binder, and then add abrasive material mixing, stir after again adding appropriate binder.Powder is loaded in particular manufacturing craft, compressing under 20MPa molding pressure by powder compressing machine.1h is kept in the baking oven emery wheel powder compact of shaping being placed on 150 DEG C, suitable temperature process is selected to make abrasive material and metal dust, in VAF-20 vacuum annealing furnace, metallurgical reaction occur, holding temperature is 1030 DEG C, with stove cooling after held for some time, then the emery wheel body prepared and emery wheel handle are welded together.
Feature of the present invention is: CBN has high strength, high rigidity, the excellent specific property such as thermal conductivity and lower thermal coefficient of expansion that grain shape is good, good, is very suitable as abrasive material.Graphite is a kind of solid lubricant material of function admirable. with CBN, copper tin titanium (Cu-Sn-Ti) alloy powder and kollag (graphite) for raw material, the self-lubricating metal bonding agent CBN emery wheel that utilized related process to prepare, in emery wheel, abrasive particle is evenly distributed, wheel strength meets processing request, abrasive particle and bonding agent react and form enhanced primary treatment, and emery wheel inside exists free state graphite.Compared with common green silicon carbide emery wheel, self-lubricating metal bonding agent CBN emery wheel has the processing characteristics of good Dry Grinding titanium alloy, the workpiece surface quality of processing and functional, without obvious metallographic structure and microhardness, has wide application prospect.
Detailed description of the invention
A kind of preparation technology of self-lubricating metal bonding agent CBN emery wheel, it is characterized in that: for the difficult Grindability of titanium alloy, propose self-lubricating metal binding agent sand wheel, comprehensive liquid-phase sintering and soldering processes have prepared self-lubricating metal binder cubic boron nitride (CBN) emery wheel.
The selection of material: select trade mark CBN-982, granularity is 140/170 order CBN abrasive material, and the VBN concentration of emery wheel is 0.66g/cm
3.Select 300 object powdered graphites as solid lubrication additive.Self-lubricating metal bonding agent CBN select grinding wheel Cu-Sn-Ti alloy is as bonding agent.
Concrete technology: first powdered graphite Cu-Sn-Ti powder mixed and stir after adding appropriate binder, and then add abrasive material mixing, stir after again adding appropriate binder.Powder is loaded in particular manufacturing craft, compressing under 20MPa molding pressure by powder compressing machine.1h is kept in the baking oven emery wheel powder compact of shaping being placed on 150 DEG C, suitable temperature process is selected to make abrasive material and metal dust, in VAF-20 vacuum annealing furnace, metallurgical reaction occur, holding temperature is 1030 DEG C, with stove cooling after held for some time, then the emery wheel body prepared and emery wheel handle are welded together.
Claims (3)
1. the preparation technology of a self-lubricating metal bonding agent CBN emery wheel, it is characterized in that for the difficult Grindability of titanium alloy, propose self-lubricating metal binding agent sand wheel, comprehensive liquid-phase sintering and soldering processes have prepared self-lubricating metal binder cubic boron nitride CBN emery wheel.
2. the preparation technology of a kind of self-lubricating metal bonding agent CBN emery wheel according to claim 1, is characterized in that: the selection of material: select trade mark CBN-982, granularity is 140/170 order CBN abrasive material, and the VBN concentration of emery wheel is 0.66g/cm
3, select 300 object powdered graphites as solid lubrication additive, self-lubricating metal bonding agent CBN select grinding wheel Cu-Sn-Ti alloy is as bonding agent.
3. the preparation technology of a self-lubricating metal bonding agent CBN emery wheel, it is characterized in that concrete technology: first mixed by powdered graphite Cu-Sn-Ti powder and stir after adding appropriate binder, and then add abrasive material mixing, stir after again adding appropriate binder, powder is loaded in particular manufacturing craft, compressing under 20MPa molding pressure by powder compressing machine, 1h is kept in the baking oven emery wheel powder compact of shaping being placed on 150 DEG C, suitable temperature process is selected to make abrasive material and metal dust, in VAF-20 vacuum annealing furnace, metallurgical reaction occur, holding temperature is 1030 DEG C, cool with stove after held for some time, again the emery wheel body prepared and emery wheel handle are welded together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310657283.2A CN104690658A (en) | 2013-12-09 | 2013-12-09 | Preparation process for self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310657283.2A CN104690658A (en) | 2013-12-09 | 2013-12-09 | Preparation process for self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel |
Publications (1)
| Publication Number | Publication Date |
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| CN104690658A true CN104690658A (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201310657283.2A Pending CN104690658A (en) | 2013-12-09 | 2013-12-09 | Preparation process for self-lubricating metal-bonded CBN (cubic boron nitride) grinding wheel |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625297A (en) * | 2016-11-29 | 2017-05-10 | 磐维科技（青岛）有限公司 | CBN (Cubic Boron Nitride) grinding wheel |
| CN106863152A (en) * | 2016-12-28 | 2017-06-20 | 北京安泰钢研超硬材料制品有限责任公司 | Metallic bond, the skive prepared using the bonding agent and its manufacture method |
| CN108161776A (en) * | 2017-12-19 | 2018-06-15 | 南京航空航天大学 | It is brazed diamond segment composite wheel |
| CN108188950A (en) * | 2017-12-19 | 2018-06-22 | 南京航空航天大学 | Super hard abrasive ceramics lump and resin fused alumina zirconia composite wheel |
| CN108247552A (en) * | 2018-02-08 | 2018-07-06 | 江苏新砺河磨具科技有限公司 | A kind of rail reconditioning special-purpose metal resin composite materials grinding wheel and its manufacturing method |
| CN108453638A (en) * | 2018-01-18 | 2018-08-28 | 南京航空航天大学 | A kind of rail efficiently polishing grinding wheel and its manufacturing method |
| CN109277955A (en) * | 2018-08-30 | 2019-01-29 | 郑州磨料磨具磨削研究所有限公司 | A kind of grinding wheel, preparation method and application for the grinding of QFN semiconductor sealing material |
| CN109877718A (en) * | 2019-04-02 | 2019-06-14 | 东北大学 | A kind of metal-base diamond grinding wheel and its manufacturing method |
| CN111203811A (en) * | 2020-03-18 | 2020-05-29 | 湖南科技大学 | Preparation and electrolytic finishing method of brazing grinding wheel with self-lubricating function and good electrolytic film forming property |
| CN113059506A (en) * | 2021-03-08 | 2021-07-02 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Glass powder sintered solid self-lubricating grinding wheel and preparation method thereof |
-
2013
- 2013-12-09 CN CN201310657283.2A patent/CN104690658A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625297A (en) * | 2016-11-29 | 2017-05-10 | 磐维科技（青岛）有限公司 | CBN (Cubic Boron Nitride) grinding wheel |
| CN106863152A (en) * | 2016-12-28 | 2017-06-20 | 北京安泰钢研超硬材料制品有限责任公司 | Metallic bond, the skive prepared using the bonding agent and its manufacture method |
| CN106863152B (en) * | 2016-12-28 | 2020-03-27 | 北京安泰钢研超硬材料制品有限责任公司 | Metal bonding agent, diamond grinding wheel prepared by adopting metal bonding agent and manufacturing method of diamond grinding wheel |
| CN108161776A (en) * | 2017-12-19 | 2018-06-15 | 南京航空航天大学 | It is brazed diamond segment composite wheel |
| CN108188950A (en) * | 2017-12-19 | 2018-06-22 | 南京航空航天大学 | Super hard abrasive ceramics lump and resin fused alumina zirconia composite wheel |
| CN108453638A (en) * | 2018-01-18 | 2018-08-28 | 南京航空航天大学 | A kind of rail efficiently polishing grinding wheel and its manufacturing method |
| CN108247552A (en) * | 2018-02-08 | 2018-07-06 | 江苏新砺河磨具科技有限公司 | A kind of rail reconditioning special-purpose metal resin composite materials grinding wheel and its manufacturing method |
| CN109277955A (en) * | 2018-08-30 | 2019-01-29 | 郑州磨料磨具磨削研究所有限公司 | A kind of grinding wheel, preparation method and application for the grinding of QFN semiconductor sealing material |
| CN109877718A (en) * | 2019-04-02 | 2019-06-14 | 东北大学 | A kind of metal-base diamond grinding wheel and its manufacturing method |
| CN111203811A (en) * | 2020-03-18 | 2020-05-29 | 湖南科技大学 | Preparation and electrolytic finishing method of brazing grinding wheel with self-lubricating function and good electrolytic film forming property |
| CN111203811B (en) * | 2020-03-18 | 2022-02-22 | 湖南科技大学 | Preparation and electrolytic finishing method of brazing grinding wheel with self-lubricating function and good electrolytic film forming property |
| CN113059506A (en) * | 2021-03-08 | 2021-07-02 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Glass powder sintered solid self-lubricating grinding wheel and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150610 |
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| WD01 | Invention patent application deemed withdrawn after publication |