CN102092009B - Ceramic bond diamond finishing wheel - Google Patents
Ceramic bond diamond finishing wheel Download PDFInfo
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- CN102092009B CN102092009B CN201010583049A CN201010583049A CN102092009B CN 102092009 B CN102092009 B CN 102092009B CN 201010583049 A CN201010583049 A CN 201010583049A CN 201010583049 A CN201010583049 A CN 201010583049A CN 102092009 B CN102092009 B CN 102092009B
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- ceramic bond
- diamond
- bond diamond
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Abstract
The invention discloses a ceramic bond diamond finishing wheel consisting of a metal core, a binding layer and a ceramic bond diamond working layer. The ceramic bond diamond working layer comprises the following raw material components in percentage by weight: 25 to 40 percent of the ceramic bond, and 60 to 75 percent of diamond grinding material, wherein the ceramic bond comprises the following raw material components in percentage by weight: 45 to 60 percent of SiO2, 0 to 3 percent of Al2O3, 30 to 45 percent of B2O3, 2 to 5 percent of ZnO, 3 to 5 percent of P2O5, and 1 to 4 percent of Li2O. The ceramic bond diamond finishing wheel provided by the invention has the advantages of high hardness, high self-sharpening performance, adjustable thickness and hardness of the working layer, and greatly improved service life and finishing efficiency; and the ceramic bond diamond finishing wheel can be used for finishing grinding manufacture tools used in various grinding machines.
Description
Technical field
The invention relates to the abrasive machining tool that all kinds of grinding machines use, relate in particular to the roll dresser of abrasive machining tool.
Background technology
Grinding Technology is the key areas in the advanced manufacturing technology, is to realize High-speed machining, Precision Machining, the most effective, the most widely used basic technology technology of ultraprecise processing in the modern mechanical manufacturing.The grinding amount accounts for 30% ~ 40% of machining total amount.What in grinding, rely on is that grinding tool (emery wheel) is realized grinding and accomplished requirement on machining accuracy workpiece; The Grinding Process medium plain emery wheel is through abrasion wearing and tearing, abrasive wear, after wearing and tearing three cycles that come off; Can form sand grains on its surface degrade not sharp; And stay many grinding particles clog emery wheel pores, so just be difficult to workpiece is carried out grinding.So, will be constantly in the process of grinding emery wheel be carried out surfacing or to the finishing of formed grinding wheel shape, reaches and remove the passivation abrasive particle, guarantee to have effective cutting edge of new abrasive particle and sufficient amount, thereby guarantee the dimensional accuracy and surperficial roughness of workpiece.The dresser that each special purpose grinder all can have a cover that emery wheel own is repaired, and trimmer is accomplished finishing through freeing wheel (roller) to emery wheel.
On the other hand; Different grinding machines, different processing work shapes, dimensional accuracy etc. require the emery wheel of different specification size and shape; Therefore in emery wheel preparation technology; Great majority before being applied to grinding machine, the grinding wheel shape that emery wheel manufacturing firm all will provide according to the grinding user, size etc. to emery wheel repair, correction of the flank shape and dressing, and these all will be realized by freeing wheel.
Along with improving constantly of working (machining) efficiency, requirement on machining accuracy and continuing to bring out of difficult-to-machine material; The application of superhard material (diamond or cubic boron nitride) emery wheel in grinding more and more widely; And extra hard material grinding wheel is because of its material hardness characteristics; Bigger to its correction of the flank shape, finishing difficulty, most widely used in the market is electroplated diamond roller (as: ZL 200520029838.X rotary diamond dresser, CN101663133A internal tooth colyliform diamond truer), has only skim and electroplate the diamond that plays the finishing effect in the roller; So it is limited that be durability its service time; When especially diamond or cubic boron nitride superhard material emery wheel being repaired, the wearing and tearing of roller and consume more obviously need several electroplated diamond rollers could accomplish the finishing of an extra hard material grinding wheel sometimes.Simultaneously, electroplate roller and can not carry out performance adjustment such as hardness according to processing object to reach best dressing efficiency.
Summary of the invention
The objective of the invention is service life and working (machining) efficiency, a kind of adjustable ceramic bond diamond freeing wheel of good self-sharpening, working lining hardness and thickness that has is provided in order to improve freeing wheel.
Diamond dressing wheel of the present invention is by metal-cored (metallic matrix) and ceramic bond diamond working lining and tack coat 31
Part is formed; Its specification can be according to the specification requirement of grinding machine and trimmer; The thickness of its working lining can be regulated arbitrarily, is far longer than the working lining thickness of the electroplated diamond roller of prior art, and vitrified bond itself has characteristics such as hardness height, great thermotolerance, self-sharpening be good, sharp; Therefore, can improve the service life and the working (machining) efficiency of freeing wheel greatly without the frequent change freeing wheel.The working lining of diamond dressing wheel by vitrified bond and diamond is complex sintered forms.
The present invention is achieved through following technical scheme.
Ceramic bond diamond freeing wheel of the present invention is made up of metal-cored, tack coat and ceramic bond diamond working lining; It is characterized in that the raw material components of said ceramic bond diamond working lining and weight percent content thereof are: 25～40% vitrified bonds and 60～75% diamond abrasives; The raw material components of described vitrified bond and weight percent content thereof are: 45～60% SiO
2, 0～3% Al
2O
3, 30～45% B
2O
3, 2～5% ZnO, 3～5% P
2O
5, 1～4% Li
2O.
Said diamond abrasive granularity is arbitrary granularity or the arbitrary combination grain between 50～300mm.
Said metal-cored be steel or Al-alloy metal core.
The thickness and the hardness of said ceramic bond diamond working lining are adjustable.
The specification of said ceramic bond diamond freeing wheel is not limit.
The sintering temperature of said ceramic bond diamond freeing wheel is lower than 800 ℃.
Freeing wheel interacted with grinding tool in when work, in the time of its finishing grinding tool, self also can receive blunt or under the stress effect, produce and come off, and influence finishing effect or ineffective.For the electroplated diamond freeing wheel of prior art, it has only the skim diamond, is easy to come off fully, and is ineffective; And for the ceramic bond diamond freeing wheel; Vitrified bond itself belongs to crisp hard material; Its outer blunt particle is easy to come off, and can expose the not new sharper diamond abrasive grain of wearing and tearing of internal layer in the time of the blunt particle detachment, makes it remain good finishing effect and efficient; So back and forth, up to the working lining of using up the whole freeing wheel of diamond.Therefore, good self-sharpening that itself has and thicker working lining thickness make it have good dressing efficiency and service life, can reach 10～30 times of electroplated diamond freeing wheel its service life.In addition; For adapting to the development of grinding machine and continuing to bring out of new material; The performance of grinding tool is more and more abundanter; The performance of dressing tool also will constantly change to adapt to the demand of grinding tool development naturally; And the hardness of electroplated diamond layer, tissue, pore, diamond concentration etc. are nonadjustable in the electroplated diamond freeing wheel, but the working lining hardness of ceramic bond diamond freeing wheel, tissue, pore, diamond concentration etc. all can design as required and adjust, can be to the hardness and the performance characteristics of different grinding tools; Carry out preparing targetedly personalizedly and regulating, also make it can carry out the finishing of grinding tool more effectively, targetedly.
The invention has the beneficial effects as follows that a kind of adjustable ceramic bond diamond freeing wheel of good self-sharpening, working lining hardness and thickness that has is provided, and its durability than the prior art freeing wheel (service life) and dressing efficiency improve greatly.
Description of drawings
Fig. 1 is the front view of ceramic bond diamond freeing wheel sketch map.
Description of reference numerals is following:
2
1-ceramic bond diamond working lining, 2-tack coat 3-metal-cored
The specific embodiment
Below in conjunction with specific embodiment the present invention is further described.
Development along with manufacturing technology; Require increasingly high to the dimensional accuracy of various parts, geometric accuracy, surface state etc.; And grinding is to realize the high accurately machined a kind of important machining process of various parts; Especially in recent years the raising that requires along with grinding machine Development of Preparation Technology and machined, grinding is applied to field of machining more and more widely.Grinding generally is the later process that belongs to part, i.e. the fine finishining of part.Be stranded dimensional accuracy and the positional precision of correlation surface and the form accuracy and the surface smoothness on relevant surface of this part, all will in grinding, must control to the end and guarantee.And these guarantee except the performance of grinding machine itself, most critical be exactly shape and size precision and the surface state that is used for realizing the emery wheel of grinding.Emery wheel self also is squeezed in the grinding workpiece, wearing and tearing, fire damage etc.; The wheel face abrasive particle also can come off, passivation, and the accumulation scrap stops up pore etc.; Therefore, need carry out surfacings such as correction of the flank shape, dressing termly to wheel face according to different emery wheels and grinding condition.
Diamond is the present industrial the hardest material that is able to use, and has therefore born the finishing task to various abrasive grinding wheels duty-boundly.But itself belongs to ridgity material diamond abrasive; Rely on other material to mutually combine and finalize the design and guarantee certain bond strength; Owing to technical reason; Past all is to electroplate one deck diamond as freeing wheel at metal base surface, and electrodeposited coating is very thin, the hardness that is easy to attrition and can not regulates working lining effectively to different finishing objects.Along with the ripe and development of ceramic bond diamond goods technology of preparing, can adopt the ceramic bond diamond roller fully as freeing wheel.The ceramic bond diamond freeing wheel has combined ceramic material and diamond advantage separately; And can regulate the hardness of diamond dressing wheel working lining as required; To reach best dressing efficiency and effect; And the thickness of diamond working layers is far longer than the prior art thickness of plating layer, and ceramic bond diamond working lining thickness is adjustable as required, the service life of having improved freeing wheel greatly.
The specific embodiment is:
Step (1) is at first according to proportion of composing, the density of tissue, diamond and the bond of the material of trimming wheel and Hardness Design freeing wheel (roller).
Step (2) is calculated the moulding substance of diamond roller according to the specification of freeing wheel.
Step (3) according to the prescription of step (1), (2) prepare burden, batch mixing and moulding.
The specific embodiment of the working lining of preparation ceramic bond diamond correction wheel sees table 1 for details.
Table 1
| № | Diamond abrasive (%) | Vitrified bond (%) |
| |
75 | 25 |
| |
65 | 35 |
| |
60 | 40 |
3
In order to make composition in the vitrified bond carry out fully, interact equably, in the hope of can more effectively controlling the structural homogenity of ceramic bond diamond freeing wheel, the raw material that at first will take by weighing by proportioning, through mix, 1200 ℃ of meltings, quenching,
Pulverize and make the vitrified bond powder.The vitrified bond raw material is conventional industrial chemicals, and specific embodiment sees table 2 for details
Table 2
| № | SiO 2 | Al 2O 3 | B 2O 3 | ZnO | P 2O 5 | Li 2O |
| |
45 | 1.5 | 45 | 2.5 | 5 | 1 |
| |
51 | 3 | 35 | 5 | 3 | 3 |
| |
60 | 0 | 30 | 2 | 4 | 4 |
Step (4): the blank of step (3) moulding is being carried out sintering below 800 ℃.
Step (5): the processing metal core, and guarantee metal-cored within the mechanical connection of hole dimension precision and trimmer, outside identical through just in footpath and step (4) sintered body.
Step (6) is embedded in the metal-cored bonding of step (5) processing in the sintered body of step (4), and tack coat adopts the epoxy organic adhesion agent.Tack coat to guarantee the ceramic bond diamond freeing wheel and metal-cored between do not have big slit, pressurize then, solidify.
Step (7) is carried out the finishing of removing surface and outward appearance with the freeing wheel release that is cured.
The present invention is not limited to the foregoing description, and the variation of a lot of details is possible, but therefore this do not run counter to scope of the present invention and spirit.
Claims (6)
1. ceramic bond diamond freeing wheel is made up of metal-cored, tack coat and ceramic bond diamond working lining; It is characterized in that the raw material components of said ceramic bond diamond working lining and weight percent content thereof are: 25～40% vitrified bonds and 60～75% diamond abrasives; The raw material components of described vitrified bond and weight percent content thereof are: 45～60% SiO
2, 0～3% Al
2O
3, 30～45% B
2O
3, 2～5% ZnO, 3～5% P
2O
5, 1～4% Li
2O.
2. ceramic bond diamond freeing wheel according to claim 1 is characterized in that, said diamond abrasive granularity is arbitrary granularity or the arbitrary combination grain between 50～300mm.
3. ceramic bond diamond freeing wheel according to claim 1 is characterized in that, said metal-cored be steel or Al-alloy metal core.
4. ceramic bond diamond freeing wheel according to claim 1 is characterized in that, the thickness and the hardness of said ceramic bond diamond working lining are adjustable.
5. ceramic bond diamond freeing wheel according to claim 1 is characterized in that the specification of said ceramic bond diamond freeing wheel is not limit.
6. ceramic bond diamond freeing wheel according to claim 1 is characterized in that, the sintering temperature of said ceramic bond diamond freeing wheel is lower than 800 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010583049A CN102092009B (en) | 2010-12-10 | 2010-12-10 | Ceramic bond diamond finishing wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010583049A CN102092009B (en) | 2010-12-10 | 2010-12-10 | Ceramic bond diamond finishing wheel |
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| Publication Number | Publication Date |
|---|---|
| CN102092009A CN102092009A (en) | 2011-06-15 |
| CN102092009B true CN102092009B (en) | 2012-09-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010583049A Expired - Fee Related CN102092009B (en) | 2010-12-10 | 2010-12-10 | Ceramic bond diamond finishing wheel |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102398229A (en) * | 2011-10-27 | 2012-04-04 | 天津大学 | Vitrified bond diamond wheel for grinding polycrystalline diamond cutter |
| CN102490255A (en) * | 2011-12-07 | 2012-06-13 | 苏州温特金刚石滚轮有限公司 | Novel process for manufacturing slice diamond roller for trimming ceramic binder cubic boron nitride (CBN) grinding wheel |
| CN104339278A (en) * | 2013-08-07 | 2015-02-11 | 辽宁黄海砂轮制造有限公司 | Millstone, and preparation method and application thereof |
| CN103624696B (en) * | 2013-12-16 | 2015-09-16 | 珠海市钜鑫科技开发有限公司 | The manufacture method of vitrified bond, preparation method and vitrified bonded grinding tool |
| CN105150125B (en) * | 2015-08-19 | 2016-11-02 | 旌德县安德力磨具有限公司 | A kind of manufacture method of sponge buff wheel |
| CN107457713A (en) * | 2017-10-19 | 2017-12-12 | 柳州凯通新材料科技有限公司 | A kind of skive material |
| CN108838909B (en) * | 2018-06-21 | 2020-04-24 | 江苏赛扬精工科技有限责任公司 | Ceramic superhard grinding wheel for grinding double end faces of stainless steel product and preparation method thereof |
| CN112077752A (en) * | 2020-08-14 | 2020-12-15 | 浙江亚孙砂轮有限公司 | Formula of quick-release grinding wheel and core ring connecting process |
| CN114083450A (en) * | 2021-12-09 | 2022-02-25 | 郑州磨料磨具磨削研究所有限公司 | Superhard material grinding tool dressing tool and preparation method and dressing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW474856B (en) * | 1999-07-15 | 2002-02-01 | Noritake Co Ltd | Vitrified bond tool and method of manufacturing the same |
| CN1666844A (en) * | 2004-03-10 | 2005-09-14 | 株式会社利德 | Dresser for polishing cloth and method for producing the same |
| CN101456160A (en) * | 2007-12-14 | 2009-06-17 | 斯尔瑞恩公司 | Grinding wheel truing tool and manufacturing method thereof, and truing apparatus, method for manufacturing grinding wheel and wafer edge grinding apparatus using the same |
| CN101663133A (en) * | 2007-06-18 | 2010-03-03 | 联合材料公司 | Internal gear diamond dresser, truing/dressing method of whetstone for gear processing, and grinding method of internal gear |
-
2010
- 2010-12-10 CN CN201010583049A patent/CN102092009B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW474856B (en) * | 1999-07-15 | 2002-02-01 | Noritake Co Ltd | Vitrified bond tool and method of manufacturing the same |
| CN1666844A (en) * | 2004-03-10 | 2005-09-14 | 株式会社利德 | Dresser for polishing cloth and method for producing the same |
| CN101663133A (en) * | 2007-06-18 | 2010-03-03 | 联合材料公司 | Internal gear diamond dresser, truing/dressing method of whetstone for gear processing, and grinding method of internal gear |
| CN101456160A (en) * | 2007-12-14 | 2009-06-17 | 斯尔瑞恩公司 | Grinding wheel truing tool and manufacturing method thereof, and truing apparatus, method for manufacturing grinding wheel and wafer edge grinding apparatus using the same |
Non-Patent Citations (1)
| Title |
|---|
| 张红霞等.陶瓷金刚石砂轮结合剂的探讨与研制.《中国陶瓷》.2003,第39卷(第01期),第38-39页. * |
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|---|---|
| CN102092009A (en) | 2011-06-15 |
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