JPH02284872A - Superabrasive grain grindstone and grinding paste - Google Patents
Superabrasive grain grindstone and grinding pasteInfo
- Publication number
- JPH02284872A JPH02284872A JP10369989A JP10369989A JPH02284872A JP H02284872 A JPH02284872 A JP H02284872A JP 10369989 A JP10369989 A JP 10369989A JP 10369989 A JP10369989 A JP 10369989A JP H02284872 A JPH02284872 A JP H02284872A
- Authority
- JP
- Japan
- Prior art keywords
- superabrasive
- grinding
- grains
- grindstone
- superabrasive grain
- 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
- 238000000227 grinding Methods 0.000 title claims abstract description 51
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 abstract description 2
- 239000004575 stone Substances 0.000 abstract description 2
- 239000006061 abrasive grain Substances 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229910052582 BN Inorganic materials 0.000 description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000001238 wet grinding Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005007 epoxy-phenolic resin Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明は例えばセラミックス材料の研削に使用されるレ
ジノイドボンドの超砥粒砥石及び研削用ペーストに関す
るものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a resinoid bond superabrasive grinding wheel and a grinding paste used, for example, in grinding ceramic materials.
(従来の技術)
セラミックス材料のような難削材の研削には、従来から
立方晶窒化硼素砥粒やダイヤモンド砥粒のような超砥粒
をレジノイドボンドにより結合した超砥粒砥石が使用さ
れている。しかしこのような従来の超砥粒砥石はなお単
位時間当たりの研削除却量や研削比が小さく、研削能率
が悪い欠点があった。(Prior Technology) Superabrasive grinding wheels, in which superabrasive grains such as cubic boron nitride abrasive grains and diamond abrasive grains are bonded together by resinoid bonds, have traditionally been used to grind difficult-to-cut materials such as ceramic materials. There is. However, such conventional superabrasive grindstones still have the disadvantage that the amount of grinding removed per unit time and the grinding ratio are small, and the grinding efficiency is low.
(発明が解決しようとする1題)
本発明はこのような従来の問題を解決して、単位時間当
たりの研削除却量や研削比が従来の超砥粒砥石に比較し
てはるかに大きい超砥粒砥石及び研削用ペーストを提供
するために完成されたものである。(One Problem to be Solved by the Invention) The present invention solves these conventional problems and provides a super-abrasive grinding wheel that has a much larger amount of removal per unit time and a grinding ratio compared to conventional super-abrasive grinding wheels. It was completed to provide abrasive grindstones and grinding pastes.
(課題を解決するための手段)
上記の課題を解決するためになされた第1の発明の超砥
粒砥石は、超砥粒をレジノイドボンドにより結合した超
砥粒砥石中に、超砥粒砥石粒を分散させたことを特徴と
するものである。(Means for Solving the Problems) A superabrasive grinding wheel of the first invention made to solve the above problems includes a superabrasive grinding wheel in which superabrasive grains are bonded by resinoid bond. It is characterized by dispersed grains.
また同一の課題を解決するためになされた第2の発明の
研削用ペーストは、超砥粒と超砥粒砥石粒とを未硬化樹
脂中に分散させたことを特徴とするものである。A grinding paste according to a second invention made to solve the same problem is characterized in that superabrasive grains and superabrasive grindstone grains are dispersed in an uncured resin.
(実施例)
以下に本発明を図示の実施例により更に詳細に説明する
。(Example) The present invention will be described in more detail below with reference to illustrated examples.
図面は第1の発明の超砥粒砥石を示すものであって、(
1)は熱硬化性のエポキシ樹脂、フェノール樹脂、又は
常温硬化型のエポキシ樹脂等からなる通常のレジノイド
ボンド、(2)は立方晶窒化硼素砥粒やダイヤモンド砥
粒のような超砥粒、(3)はビトリファイドボンドまた
はメタルボンドと超砥粒(2)とにより構成された超砥
粒砥石中に分散されている超砥粒砥石粒である。本実施
例では超砥粒砥石粒(3)を除いた超砥粒砥石中のレジ
ノイドボンド(1)と超砥粒(2)との比率は重量比で
53.5 : 46.5とされている。また超砥粒砥石
粒(3)はビトリファイドボンドと超砥粒との比率を例
えば65.5:35.5 とした超砥粒砥石を粉砕した
ものであって、超砥粒(2)の粒径の10〜30倍程度
の砥粒径のものが好ましい。The drawing shows a superabrasive grindstone of the first invention, (
1) is a normal resinoid bond made of thermosetting epoxy resin, phenolic resin, or room temperature curing epoxy resin, (2) is superabrasive grain such as cubic boron nitride abrasive grains or diamond abrasive grains, ( 3) is superabrasive grindstone grains dispersed in a superabrasive grindstone composed of vitrified bond or metal bond and superabrasive grains (2). In this example, the ratio of resinoid bond (1) to superabrasive grains (2) in the superabrasive grinding wheel excluding superabrasive grains (3) is 53.5:46.5 by weight. There is. The superabrasive grinding wheel grains (3) are obtained by crushing a superabrasive grinding stone in which the ratio of vitrified bond and superabrasive grains is, for example, 65.5:35.5, and the superabrasive grains (2) The abrasive grain size is preferably about 10 to 30 times the diameter.
本実施例では粒径が1.6 trm程度の超砥粒砥石粒
(3)が重量比で全体の64%程度混入されている。な
お、超砥粒(2)と超砥粒砥石粒(3)中の超砥粒とは
、同種のものを使用することが好ましい。In this example, superabrasive grindstone grains (3) having a grain size of about 1.6 trm are mixed in at about 64% of the total weight ratio. In addition, it is preferable to use the same kind of superabrasive grains as the superabrasive grains (2) and the superabrasive grains in the superabrasive grindstone grains (3).
このように構成された第1の発明の超砥粒砥石は、通常
の超砥粒砥石中に超砥粒砥石粒(3)を分散させたもの
であるので、この超砥粒砥石粒(3)がセラミックス等
の切削に有効に作用し、単位時間当たりの研削除却量や
研削比を大幅に向上させることができる。The superabrasive grinding wheel of the first invention configured as described above has superabrasive grinding wheel grains (3) dispersed in a normal superabrasive grinding wheel. ) is effective in cutting ceramics, etc., and can greatly improve the amount of grinding removed per unit time and the grinding ratio.
例えば、平面研削盤によりアルミナ(95%)を湿式研
削する場合、超砥粒砥石粒(3)を含まない通常の超砥
粒砥石を用いたときは単位時間当たりの研削除却量が1
25 mm3/sinであるが、上記実施例の超砥粒砥
石をを用いたときは単位時間当たりの研削除却量が18
4 am3/+winとなり、研削比は77.8から1
09.2まで向上した。For example, when wet-grinding alumina (95%) with a surface grinder, when using a normal superabrasive grinding wheel that does not contain superabrasive grinding wheel grains (3), the amount of grinding removed per unit time is 1.
25 mm3/sin, but when the superabrasive grindstone of the above example is used, the amount of grinding removed per unit time is 18 mm3/sin.
4 am3/+win, and the grinding ratio goes from 77.8 to 1
It improved to 09.2.
また第2の発明の研削用ペーストは、常温硬化型のエポ
キシ樹脂のような未硬化樹脂中に、第1の発明と同一の
配合比で超砥粒と超砥粒砥石粒とを分散させたものであ
る。Further, the grinding paste of the second invention has superabrasive grains and superabrasive grindstone grains dispersed in an uncured resin such as a room temperature curing epoxy resin at the same blending ratio as the first invention. It is something.
第2の発明の研削用ペーストは一般のA系砥石やC系砥
石の表面に塗布して使用されるものであり、平面研削盤
によりアルミナ(95%)を湿式研削する場合に上記実
施例と同一配合のものをA系砥石の表面に塗布して使用
したところ、単位時間当たりの研削除却量を138 m
m’ /minとすることができた。このように、第2
の発明の研削用ペーストを使用すれば一般の砥石を超砥
粒砥石として使用することが可能となる。The grinding paste of the second invention is used by applying it to the surface of a general A-type grindstone or C-type grindstone, and is used when wet grinding alumina (95%) with a surface grinder. When the same composition was applied to the surface of an A-type grinding wheel, the amount of grinding removed per unit time was 138 m
m'/min. In this way, the second
By using the grinding paste of the invention, it becomes possible to use a general grindstone as a superabrasive grindstone.
(発明の効果)
以上に説明したように、第1の発明は通常の超砥粒砥石
中に超砥粒砥石粒を分散させることにより単位時間当た
りの研削除却量や研削比を従来の超砥粒砥石に比較して
大幅に向上させることに成功したものである。また第2
の発明は超砥粒と超砥粒砥石粒とを未硬化樹脂中に分散
させることにより、研削性の優れた研削用ペーストを得
ることに成功したものであり、この研削ペーストを塗布
することにより、一般の砥石を超砥粒砥石として使用す
ることが可能となる。(Effect of the invention) As explained above, the first invention improves the amount of grinding removed per unit time and the grinding ratio by dispersing superabrasive grinding wheel grains in a normal superabrasive grinding wheel. This product has been successfully improved significantly compared to abrasive grindstones. Also the second
The invention succeeded in obtaining a grinding paste with excellent grinding properties by dispersing superabrasive grains and superabrasive grindstone grains in an uncured resin, and by applying this grinding paste, , it becomes possible to use a general grindstone as a superabrasive grindstone.
よって本発明は特にアルミナ等のセラミック材料の研削
に使用するに適した超砥粒砥石及び研削用ペーストとし
て、業界に寄与するところは極めて大きいものがある。Therefore, the present invention has made an extremely large contribution to the industry, particularly as a superabrasive grindstone and grinding paste suitable for use in grinding ceramic materials such as alumina.
図面は第1の発明の超砥粒砥石を示す断面図である。
(1)ニレジノイドボンド、(2):超砥粒、(3):
超砥粒砥石粒。The drawing is a sectional view showing a superabrasive grindstone of the first invention. (1) Niresinoid bond, (2): Super abrasive, (3):
Super abrasive grinding wheel grain.
Claims (1)
石中に、超砥粒砥石粒を分散させたことを特徴とする超
砥粒砥石。 2、超砥粒と超砥粒砥石粒とを未硬化樹脂中に分散させ
たことを特徴とする研削用ペースト。[Scope of Claims] 1. A superabrasive grinding wheel characterized in that superabrasive grinding wheel grains are dispersed in a superabrasive grinding wheel in which superabrasive particles are bonded by resinoid bonds. 2. A grinding paste characterized by dispersing superabrasive grains and superabrasive grindstone grains in an uncured resin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10369989A JPH02284872A (en) | 1989-04-24 | 1989-04-24 | Superabrasive grain grindstone and grinding paste |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10369989A JPH02284872A (en) | 1989-04-24 | 1989-04-24 | Superabrasive grain grindstone and grinding paste |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02284872A true JPH02284872A (en) | 1990-11-22 |
Family
ID=14361012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10369989A Pending JPH02284872A (en) | 1989-04-24 | 1989-04-24 | Superabrasive grain grindstone and grinding paste |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02284872A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5364422A (en) * | 1992-02-20 | 1994-11-15 | Toyoda Koki Kabushiki Kaisha | CBN grinding wheel |
JP2002326123A (en) * | 2001-04-27 | 2002-11-12 | Noritake Co Ltd | Gear honing stick |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5524813A (en) * | 1978-08-03 | 1980-02-22 | Showa Denko Kk | Alumina grinding grain |
JPS609660A (en) * | 1983-06-27 | 1985-01-18 | Toshiba Corp | Grinding wheel |
-
1989
- 1989-04-24 JP JP10369989A patent/JPH02284872A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5524813A (en) * | 1978-08-03 | 1980-02-22 | Showa Denko Kk | Alumina grinding grain |
JPS609660A (en) * | 1983-06-27 | 1985-01-18 | Toshiba Corp | Grinding wheel |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5364422A (en) * | 1992-02-20 | 1994-11-15 | Toyoda Koki Kabushiki Kaisha | CBN grinding wheel |
JP2002326123A (en) * | 2001-04-27 | 2002-11-12 | Noritake Co Ltd | Gear honing stick |
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