JP5307679B2 - 回転砥石及びその製造法 - Google Patents
回転砥石及びその製造法 Download PDFInfo
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- JP5307679B2 JP5307679B2 JP2009224685A JP2009224685A JP5307679B2 JP 5307679 B2 JP5307679 B2 JP 5307679B2 JP 2009224685 A JP2009224685 A JP 2009224685A JP 2009224685 A JP2009224685 A JP 2009224685A JP 5307679 B2 JP5307679 B2 JP 5307679B2
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- ring
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- polishing
- abrasive
- shape
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- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000000758 substrate Substances 0.000 claims description 52
- 239000004744 fabric Substances 0.000 claims description 48
- 229920005989 resin Polymers 0.000 claims description 14
- 239000011347 resin Substances 0.000 claims description 14
- 239000011230 binding agent Substances 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 7
- 229920001187 thermosetting polymer Polymers 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 description 75
- 239000011148 porous material Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 4
- 239000006061 abrasive grain Substances 0.000 description 3
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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- Polishing Bodies And Polishing Tools (AREA)
Description
2 ソケット
3 リング状基板
4a〜4f 分割研磨布紙
5 座金
6 研磨布紙原紙
C1 リング状基板の外周円と同輪郭の円弧
C2 円弧C1の半径よりも小なる半径の円弧
Claims (3)
- 中央部に砥石駆動用シャフトが嵌合される中央孔が開穿され外周が円形に形成されたソケットと、熱硬化性樹脂含浸のガラスクロスで所要厚さに形成され、前記ソケットに取付けられて該ソケットの周囲にリング状に張り出されたリング状基板と、表面にそれぞれバインダ樹脂と混合された研磨剤が塗布されるとともに前記リング状基板の周方向に隣合う同士が部分的に連接された態様で当該リング状基板上に貼着された複数個の分割研磨布紙とを有することを特徴とする回転砥石。
- 上記分割研磨布紙の個数は6個であり、当該各分割研磨布紙は上記リング状基板の外周円と同輪郭の円弧と該円弧の半径よりも小なる半径の円弧とを向かい合わせた形状もしくは該形状に近似した形状からなり、部分的に前記リング状基板の幅と等寸部分を持つとともに前記リング状基板の外周円と同輪郭の円弧の端部で隣合う同士が連接されていることを特徴とする請求項1記載の回転砥石。
- 請求項1又は2記載の回転砥石を製造する回転砥石の製造法であって、上記複数個の分割研磨布紙を単一の研磨布紙原紙から切出して形成する工程を有することを特徴とする回転砥石の製造法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2009224685A JP5307679B2 (ja) | 2009-09-29 | 2009-09-29 | 回転砥石及びその製造法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009224685A JP5307679B2 (ja) | 2009-09-29 | 2009-09-29 | 回転砥石及びその製造法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011073075A JP2011073075A (ja) | 2011-04-14 |
JP5307679B2 true JP5307679B2 (ja) | 2013-10-02 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2009224685A Active JP5307679B2 (ja) | 2009-09-29 | 2009-09-29 | 回転砥石及びその製造法 |
Country Status (1)
Country | Link |
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JP (1) | JP5307679B2 (ja) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0379263U (ja) * | 1989-12-04 | 1991-08-13 |
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2009
- 2009-09-29 JP JP2009224685A patent/JP5307679B2/ja active Active
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JP2011073075A (ja) | 2011-04-14 |
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