JPH05285833A - Dresser for grinding wheel - Google Patents

Dresser for grinding wheel

Info

Publication number
JPH05285833A
JPH05285833A JP9398092A JP9398092A JPH05285833A JP H05285833 A JPH05285833 A JP H05285833A JP 9398092 A JP9398092 A JP 9398092A JP 9398092 A JP9398092 A JP 9398092A JP H05285833 A JPH05285833 A JP H05285833A
Authority
JP
Japan
Prior art keywords
grinding wheel
dresser
grinding
abrasive grains
glass particles
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
Application number
JP9398092A
Other languages
Japanese (ja)
Inventor
Nobuo Yasunaga
暢男 安永
Kozo Abe
耕三 阿部
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP9398092A priority Critical patent/JPH05285833A/en
Publication of JPH05285833A publication Critical patent/JPH05285833A/en
Pending legal-status Critical Current

Links

Landscapes

  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

PURPOSE:To produce a dresser for a grinding wheel which causes reduction of wear of the grinding wheel and enables dressing of the grinding wheel even in a case of a worn grinding wheel. CONSTITUTION:A dresser for a grinding wheel is formed such that ceramic grains 6 of at least one kind selected from a group consisting of aluminum, silicon carbide, zirconia, and silicon nitride and glass grains 7 are bonded together by means of a resin binder 8. A bond material 3 of a grinding wheel 1 is ground by means of the ceramic grains 6 to expose grinding grain 2 and grinding chips 11 are removed from a grinding wheel surface by means of the glass grains 7.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】この発明は、研削ホイール用ドレ
ッサに関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dresser for a grinding wheel.

【0002】[0002]

【従来の技術】研削加工により目つぶれを生じ、研削性
能が落ちた研削ホイールは、ドレッシングにより切れ味
を再び回復、向上させる。ドレッシングは、ドレッサに
より砥粒、ボンド材を破砕し、磨耗し、あるいは脱落さ
せる。この結果、目つぶれした砥粒は新しい鋭利な切れ
刃を形成するとともに、研削ホイールの表面層のボンド
材が取り除かれて新しいチップポケットができる。従
来、ドレッサの材料として硬質砥粒を焼結した多孔質材
料が用いられている。たとえば、SiC砥粒の場合には
GCドレッサが、またアルミナ砥粒の場合にはWAドレ
ッサがそれぞれ用いられている。
2. Description of the Related Art A grinding wheel whose meshing performance has been deteriorated by grinding and whose grinding performance has deteriorated recovers and improves sharpness again by dressing. In dressing, the abrasive grains and the bond material are crushed by a dresser, worn, or dropped. As a result, the crushed abrasive grains form new sharp cutting edges, and the bond material on the surface layer of the grinding wheel is removed to form new chip pockets. Conventionally, a porous material obtained by sintering hard abrasive grains has been used as a dresser material. For example, a GC dresser is used in the case of SiC abrasive grains, and a WA dresser is used in the case of alumina abrasive grains.

【0003】また、研削性能の回復の他の技術としてク
リーニングがある。クリーニングは、研削ホイール表面
に付着した目づまりだけを取り除く。クリーニングに
は、ガラス粒子を樹脂で固めたクリーナが用いられる。
Cleaning is another technique for recovering the grinding performance. The cleaning removes only the clogging adhering to the surface of the grinding wheel. For cleaning, a cleaner obtained by hardening glass particles with a resin is used.

【0004】[0004]

【発明が解決しようとする課題】超硬合金、セラミック
ス、半導体などの難削材の研削に、ダイヤモンドまたは
CBN研削ホイールが用いられている。研削ホイール
は、ホイール本体(台金)の周面または端面に、ダイヤ
モンド砥粒またはCBN砥粒からなる砥石が形成されて
いる。
A diamond or CBN grinding wheel is used for grinding difficult-to-cut materials such as cemented carbide, ceramics and semiconductors. In the grinding wheel, a grindstone made of diamond abrasive grains or CBN abrasive grains is formed on the peripheral surface or the end surface of the wheel body (base metal).

【0005】上記硬質砥粒を焼結した多孔質材料のドレ
ッサは、研削ホイールの切れ味を回復できるが、研削ホ
イールの磨耗が大きい。したがって、ダイヤモンドまた
はCBNなどの高価な砥粒を用いた研削ホイールに適し
ない。
The dresser made of a porous material obtained by sintering the above hard abrasive grains can recover the sharpness of the grinding wheel, but the abrasion of the grinding wheel is large. Therefore, it is not suitable for a grinding wheel using expensive abrasive grains such as diamond or CBN.

【0006】また、ガラス粒子を樹脂で固めたクリーナ
では、クリーニングは不必要に砥粒を破砕しないので、
クリーニングによる研削ホイールの磨耗は小さい。しか
し、砥粒保持力の強いボンド材を使用した研削ホイール
が目つぶれした状態になった場合、目立てすることがで
きない。
Further, in a cleaner in which glass particles are hardened with a resin, cleaning does not unnecessarily crush the abrasive grains.
The abrasion of the grinding wheel due to cleaning is small. However, when the grinding wheel using the bond material having a strong abrasive grain holding force is in a blinded state, it cannot be sharpened.

【0007】この発明は、研削ホイールの磨耗が少な
く、目つぶれした研削ホイールであっても目立てするこ
とができる研削ホイール用ドレッサを提供しようとする
ものである。
The present invention is intended to provide a dresser for a grinding wheel, in which abrasion of the grinding wheel is small and even a crushed grinding wheel can be dressed.

【0008】[0008]

【課題を解決するための手段】この発明の研削ホイール
用ドレッサは、アルミナ、炭化ケイ素、ジルコニアおよ
び窒化ケイ素からなる群より選ばれた少なくとも一種類
以上の無機粒子とガラス粒子とが樹脂系結合剤により固
められている。
A dresser for a grinding wheel of the present invention is a resin-based binder in which at least one kind of inorganic particles selected from the group consisting of alumina, silicon carbide, zirconia and silicon nitride and glass particles are used. Is hardened by.

【0009】セラミック粒子およびガラス粒子の平均粒
径は、作用させようとする研削ホイールの砥粒径の1/
5〜5倍程度が適当である。また、樹脂系結合剤として
エポキシ樹脂、フェノール樹脂などが用いられる。ガラ
ス粒子の材料としては、ケイ酸塩を主体とするガラスが
用いられ、特にガラス繊維用のもの(たとえば、アルミ
ノホウケイ酸)が適している。無機粒子の重量比は10
〜70%程度、ガラス粒子の重量比は10〜70%程
度、ボンド材の重量比は80〜20%程度が適当であ
る。ドレッサはスティック形、ローラー形、カップ形な
どいずれの形状であってもよい。なお、図1は、セラミ
ック粒子6とガラス粒子7を混合し、ボンド材8により
固めて作った、スティック状のドレッサ5を模式的に示
している。
The average particle diameter of the ceramic particles and the glass particles is 1 / the abrasive particle diameter of the grinding wheel to be made to act.
About 5 to 5 times is appropriate. Further, an epoxy resin, a phenol resin or the like is used as the resin binder. As the material of the glass particles, glass mainly composed of silicate is used, and particularly, one for glass fiber (for example, aluminoborosilicate) is suitable. The weight ratio of the inorganic particles is 10
˜70%, the weight ratio of glass particles is about 10 to 70%, and the weight ratio of the bonding material is about 80 to 20%. The dresser may have any shape such as a stick shape, a roller shape, and a cup shape. Note that FIG. 1 schematically shows a stick-shaped dresser 5 which is made by mixing ceramic particles 6 and glass particles 7 and solidifying them with a bond material 8.

【0010】[0010]

【作用】ドレッシングの際に、図1に示すようにガラス
粒子7は研削ホイール表面の狭いチップポケット13に
押し込められて研削くず11とともに細かく破砕され
る。破砕されたガラス粒子7aおよび研削くず11a
は、研削ホイール1の回転にともないチップポケット1
3から排出される。この結果、研削ホイール表面はクリ
ーンな状態となる。また、セラミック粒子6は、研削ホ
イール1のボンド材3を削り取って砥粒2をボンド材表
面から突出させる。
In the dressing process, the glass particles 7 are pressed into the narrow chip pockets 13 on the surface of the grinding wheel and finely crushed together with the grinding chips 11 as shown in FIG. Crushed glass particles 7a and grinding debris 11a
Is the tip pocket 1 as the grinding wheel 1 rotates.
Emitted from 3. As a result, the surface of the grinding wheel becomes clean. Further, the ceramic particles 6 scrape off the bond material 3 of the grinding wheel 1 to cause the abrasive grains 2 to protrude from the surface of the bond material.

【0011】[0011]

【実施例】砥粒径が約100μmのダイヤモンドからな
るメタルボンド研削ホイールにより、窒化ケイ素セラミ
ックを研削除去体積で3000mm3 研削した。そして、
平均粒径50μmの炭化ケイ素粒子、平均粒径100μ
mのガラス粒子を混合し、エポキシ樹脂で固めたスティ
ック状ドレッサにより、上記研削ホイールをドレッシン
グした。炭化ケイ素粒子の重量比は25%、ガラス粒子
の重量比は45%、エポキシ樹脂の重量比は30%であ
った。また、上記と同じ条件の研削ホイールをGC砥粒
のドレッサでドレッシングした。
Example A silicon nitride ceramic was ground in a grinding removal volume of 3000 mm 3 with a metal bond grinding wheel made of diamond having a grain size of about 100 μm. And
Silicon carbide particles with an average particle size of 50 μm, average particle size of 100 μ
The grinding wheel was dressed with a stick-shaped dresser in which m glass particles were mixed and hardened with an epoxy resin. The weight ratio of silicon carbide particles was 25%, the weight ratio of glass particles was 45%, and the weight ratio of epoxy resin was 30%. Further, a grinding wheel under the same conditions as above was dressed with a dresser of GC abrasive grains.

【0012】この結果、この発明のドレッサでドレッシ
ングした研削ホイールの摩耗量は、従来のドレッサによ
るものの1/3倍であった。
As a result, the amount of wear of the grinding wheel dressed with the dresser of the present invention was 1/3 that of the conventional dresser.

【0013】[0013]

【発明の効果】この発明のドレッサでは、セラミック粒
子により研削ホイールのボンド材を適度に削って砥粒を
露出させるとともに、ガラス粒子により研削くずを研削
ホイール表面から効果的に取り除く。したがって、ソフ
トなドレッシングが可能であるために低負荷で研削で
き、研削ホイールの磨耗が少なく、目つぶれした研削ホ
イールであっても目立てすることができる。また、イン
プロセスで用いれば、セルフドレッシング作用の弱い研
削ホイールであっても、目つぶれ状態になるのを防ぐこ
とができる。
In the dresser of the present invention, the bonding material of the grinding wheel is appropriately shaved by the ceramic particles to expose the abrasive grains, and the glass particles effectively remove the grinding debris from the surface of the grinding wheel. Therefore, since soft dressing is possible, it is possible to grind with a low load, wear of the grinding wheel is small, and even a grinded grinding wheel can be sharpened. Further, if it is used in-process, even a grinding wheel having a weak self-dressing action can be prevented from being in a blind state.

【図面の簡単な説明】[Brief description of drawings]

【図1】この発明のドレッサを研削ホイールとともに模
式的に示す拡大断面図である。
FIG. 1 is an enlarged sectional view schematically showing a dresser of the present invention together with a grinding wheel.

【符号の説明】[Explanation of symbols]

1 研削ホイール 2 砥粒 3 ボンド材 5 ドレッサ 6 セラミック粒子 7 ガラス粒子 8 樹脂系結合剤 11 研削くず 13 チップポケット 1 Grinding Wheel 2 Abrasive Grains 3 Bonding Material 5 Dresser 6 Ceramic Particles 7 Glass Particles 8 Resin Binder 11 Grinding Scrap 13 Chip Pocket

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 アルミナ、炭化ケイ素、ジルコニアおよ
び窒化ケイ素からなる群より選ばれた少なくとも一種類
以上のセラミック粒子とガラス粒子とが樹脂系結合剤に
より固められていることを特徴とする研削ホイール用ド
レッサ。
1. A grinding wheel characterized in that at least one or more kinds of ceramic particles selected from the group consisting of alumina, silicon carbide, zirconia and silicon nitride and glass particles are hardened by a resin binder. Dresser.
JP9398092A 1992-04-14 1992-04-14 Dresser for grinding wheel Pending JPH05285833A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9398092A JPH05285833A (en) 1992-04-14 1992-04-14 Dresser for grinding wheel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9398092A JPH05285833A (en) 1992-04-14 1992-04-14 Dresser for grinding wheel

Publications (1)

Publication Number Publication Date
JPH05285833A true JPH05285833A (en) 1993-11-02

Family

ID=14097555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9398092A Pending JPH05285833A (en) 1992-04-14 1992-04-14 Dresser for grinding wheel

Country Status (1)

Country Link
JP (1) JPH05285833A (en)

Cited By (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011167813A (en) * 2010-02-19 2011-09-01 Jtekt Corp Cup type dresser and truing/dressing method
US8840695B2 (en) 2011-12-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle and method of forming same
US8840694B2 (en) 2011-06-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Liquid phase sintered silicon carbide abrasive particles
US8840696B2 (en) 2012-01-10 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
US9604346B2 (en) 2013-06-28 2017-03-28 Saint-Gobain Cermaics & Plastics, Inc. Abrasive article including shaped abrasive particles
US9676982B2 (en) 2012-12-31 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Particulate materials and methods of forming same
US9676981B2 (en) 2014-12-24 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle fractions and method of forming same
US9688893B2 (en) 2012-05-23 2017-06-27 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
US9707529B2 (en) 2014-12-23 2017-07-18 Saint-Gobain Ceramics & Plastics, Inc. Composite shaped abrasive particles and method of forming same
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
US9771506B2 (en) 2012-01-10 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having complex shapes and methods of forming same
US9783718B2 (en) 2013-09-30 2017-10-10 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
US9803119B2 (en) 2014-04-14 2017-10-31 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US9902045B2 (en) 2014-05-30 2018-02-27 Saint-Gobain Abrasives, Inc. Method of using an abrasive article including shaped abrasive particles
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9938440B2 (en) 2015-03-31 2018-04-10 Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs Fixed abrasive articles and methods of forming same
US10106714B2 (en) 2012-06-29 2018-10-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
US10179391B2 (en) 2013-03-29 2019-01-15 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
US10196551B2 (en) 2015-03-31 2019-02-05 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US10286523B2 (en) 2012-10-15 2019-05-14 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
US10711171B2 (en) 2015-06-11 2020-07-14 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10759024B2 (en) 2017-01-31 2020-09-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10865148B2 (en) 2017-06-21 2020-12-15 Saint-Gobain Ceramics & Plastics, Inc. Particulate materials and methods of forming same
US11230653B2 (en) 2016-09-29 2022-01-25 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US11427740B2 (en) 2017-01-31 2022-08-30 Saint-Gobain Ceramics & Plastics, Inc. Method of making shaped abrasive particles and articles comprising forming a flange from overfilling
US11891559B2 (en) 2014-04-14 2024-02-06 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
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Cited By (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011167813A (en) * 2010-02-19 2011-09-01 Jtekt Corp Cup type dresser and truing/dressing method
US8840694B2 (en) 2011-06-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Liquid phase sintered silicon carbide abrasive particles
US8840695B2 (en) 2011-12-30 2014-09-23 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle and method of forming same
US11453811B2 (en) 2011-12-30 2022-09-27 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle and method of forming same
US9765249B2 (en) 2011-12-30 2017-09-19 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle and method of forming same
US9771506B2 (en) 2012-01-10 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having complex shapes and methods of forming same
US11649388B2 (en) 2012-01-10 2023-05-16 Saint-Gobain Cermaics & Plastics, Inc. Abrasive particles having complex shapes and methods of forming same
US9676980B2 (en) 2012-01-10 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
US11859120B2 (en) 2012-01-10 2024-01-02 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having an elongated body comprising a twist along an axis of the body
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US10106715B2 (en) 2012-01-10 2018-10-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having complex shapes and methods of forming same
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US10000676B2 (en) 2012-05-23 2018-06-19 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
US10106714B2 (en) 2012-06-29 2018-10-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles having particular shapes and methods of forming such particles
US11148254B2 (en) 2012-10-15 2021-10-19 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
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US9676982B2 (en) 2012-12-31 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Particulate materials and methods of forming same
US11590632B2 (en) 2013-03-29 2023-02-28 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
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US10179391B2 (en) 2013-03-29 2019-01-15 Saint-Gobain Abrasives, Inc. Abrasive particles having particular shapes and methods of forming such particles
US9604346B2 (en) 2013-06-28 2017-03-28 Saint-Gobain Cermaics & Plastics, Inc. Abrasive article including shaped abrasive particles
US9783718B2 (en) 2013-09-30 2017-10-10 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and methods of forming same
US9771507B2 (en) 2014-01-31 2017-09-26 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
US11926781B2 (en) 2014-01-31 2024-03-12 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
US10597568B2 (en) 2014-01-31 2020-03-24 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle including dopant material and method of forming same
US9803119B2 (en) 2014-04-14 2017-10-31 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US11891559B2 (en) 2014-04-14 2024-02-06 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US9902045B2 (en) 2014-05-30 2018-02-27 Saint-Gobain Abrasives, Inc. Method of using an abrasive article including shaped abrasive particles
US9707529B2 (en) 2014-12-23 2017-07-18 Saint-Gobain Ceramics & Plastics, Inc. Composite shaped abrasive particles and method of forming same
US11608459B2 (en) 2014-12-23 2023-03-21 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US11926780B2 (en) 2014-12-23 2024-03-12 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9914864B2 (en) 2014-12-23 2018-03-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particles and method of forming same
US9676981B2 (en) 2014-12-24 2017-06-13 Saint-Gobain Ceramics & Plastics, Inc. Shaped abrasive particle fractions and method of forming same
US11643582B2 (en) 2015-03-31 2023-05-09 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US10196551B2 (en) 2015-03-31 2019-02-05 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US9938440B2 (en) 2015-03-31 2018-04-10 Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs Fixed abrasive articles and methods of forming same
US11472989B2 (en) 2015-03-31 2022-10-18 Saint-Gobain Abrasives, Inc. Fixed abrasive articles and methods of forming same
US11879087B2 (en) 2015-06-11 2024-01-23 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US10711171B2 (en) 2015-06-11 2020-07-14 Saint-Gobain Ceramics & Plastics, Inc. Abrasive article including shaped abrasive particles
US11959009B2 (en) 2016-05-10 2024-04-16 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particles and methods of forming same
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