JPH07246554A - Surface grinding method of cylindrical body - Google Patents
Surface grinding method of cylindrical bodyInfo
- Publication number
- JPH07246554A JPH07246554A JP3825194A JP3825194A JPH07246554A JP H07246554 A JPH07246554 A JP H07246554A JP 3825194 A JP3825194 A JP 3825194A JP 3825194 A JP3825194 A JP 3825194A JP H07246554 A JPH07246554 A JP H07246554A
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- polishing cloth
- rolls
- grinding
- ground
- 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.)
- Granted
Links
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、研磨布を用いた円筒体
の表面研削方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for grinding the surface of a cylindrical body using a polishing cloth.
【０００２】[0002]
【従来の技術】周知の如く、円筒体の表面研削方法とし
ては、回転する円筒体に対し回転する砥石を円筒体の回
転軸に沿って切削する方法が知られている。また、研磨
布紙を用いた表面研削方法としては、下記の方法が知ら
れている。 (1) 回転する円筒体に対し研磨紙布を巻き付けたシリン
ダ−を回転する円筒体に圧着しつつ、回転体の回転軸に
沿って移動する方法。 (2) 回転する円筒体に対し送行する（もしくは送行しな
い）研磨紙布を円筒体に圧着しつつ、円筒体の回転軸に
沿って移動する方法。2. Description of the Related Art As is well known, as a method of grinding a surface of a cylindrical body, a method of cutting a rotating grindstone with respect to a rotating cylindrical body along a rotation axis of the cylindrical body is known. The following methods are known as surface grinding methods using abrasive cloth paper. (1) A method in which a cylinder in which an abrasive paper cloth is wrapped around a rotating cylinder is pressed against the rotating cylinder and moved along the rotation axis of the rotating body. (2) A method in which an abrasive paper cloth that is (or does not) be sent to a rotating cylinder is pressed along the cylinder and moved along the axis of rotation of the cylinder.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来技
術によれば、次に述べるような理由により、研削された
円筒体の各部分での均一性に欠ける等の問題点を有す
る。 (1) 研磨紙布の表面凹凸の微細なむらに起因する研磨面
の縦すじむら、即ちスクラッチが発生しやすい。 (2) 研削中に発生する研磨紙布の砥粒の脱落に起因する
スクラッチが発生しやすい。 (3) 研磨紙布と被研削物との表面速度の大きな差により
研磨キズが発生する。However, according to the prior art, there are problems such as lack of uniformity in each portion of the ground cylindrical body due to the following reasons. (1) Vertical streaks on the polishing surface, that is, scratches due to fine unevenness of the surface irregularities of the polishing paper cloth are apt to occur. (2) Scratches are likely to occur due to the removal of abrasive grains of the polishing paper cloth that occur during grinding. (3) Abrasive scratches occur due to a large difference in surface speed between the abrasive paper cloth and the object to be ground.
【０００４】(4) 研磨紙布の研削力減退によって円筒体
の部分的な表面形状のムラが発生する。 本発明は上記事情に鑑みてなされたもので、研磨布の表
面凹凸の微細なむら、研磨布表面の砥粒との脱落、研磨
布と被研削物である円筒体の速度差等に起因するスクラ
ッチやキズの発生を軽減しえる円筒体の表面研削方法を
提供することを目的とする。(4) Due to the reduction of the grinding force of the polishing paper cloth, unevenness in the partial surface shape of the cylindrical body occurs. The present invention has been made in view of the above circumstances, and is caused by fine unevenness of the surface irregularities of the polishing cloth, falling off of the abrasive grains on the surface of the polishing cloth, speed difference between the polishing cloth and the cylindrical body that is the object to be ground, and the like. An object of the present invention is to provide a surface grinding method for a cylindrical body that can reduce the occurrence of scratches and scratches.
【０００５】[0005]
【課題を解決するための手段】本発明は、複数のロ−ル
と、これらのロ−ルのうち少くとも１本のロ−ルを駆動
する駆動源と、前記ロ−ルに装着されたエンドレス研磨
布とを用いて、前記研磨布に任意の張力をもって接する
円筒体の表面を研削する方法において、前記円筒体を前
記研磨布の送行方向と直角を除く角度で交差するように
配置して、前記円筒体を前記ロ−ルの回転に伴う研磨布
の駆動力のみで圧接回転させ、前記円筒体の表面を研削
することを特徴とする円筒体の表面研削方法である。SUMMARY OF THE INVENTION The present invention comprises a plurality of rolls, a drive source for driving at least one of the rolls, and a drive source mounted on the rolls. An endless polishing cloth is used to grind the surface of a cylindrical body that comes into contact with the polishing cloth with an arbitrary tension, and the cylindrical body is arranged so as to intersect the traveling direction of the polishing cloth at an angle other than a right angle. The surface grinding method for a cylindrical body is characterized in that the surface of the cylindrical body is ground by pressing and rotating the cylindrical body only with a driving force of a polishing cloth accompanying the rotation of the roll.
【０００６】本発明において、ロ−ルの材質はゴム，金
属等いずれでもよい。また、ロ−ルの本数も２本あるい
は３本以上でもよい。本発明において、上記ロ−ルは少
なくとも１本駆動すればよいが、２本以上駆動させても
さしつかない。本発明において、エンドレス研磨布の材
質としては、例えばジルコニア，アランダム，カーボン
ランダムを基材（布，紙等）に固着したものが挙げられ
る。In the present invention, the material of the roll may be rubber, metal or the like. Further, the number of rolls may be two or three or more. In the present invention, at least one of the rolls may be driven, but two or more rolls may be driven. In the present invention, examples of the material of the endless polishing cloth include those in which zirconia, alundum, and carbon random are fixed to a base material (cloth, paper, etc.).
【０００７】[0007]
【作用】本発明によれば、円筒体を研磨布の上面に任意
の張力をもって接し、かつ前記円筒体が前記研磨布の送
行方向と直角を除く角度θで交差するように配置した状
態で、ゴムロ−ルを回転させることにより、研磨布を走
行させて円筒体の表面を斜め方向に研削するため、従来
の場合に比べて、円筒体の回転速度と研磨布の走行速度
の差を小さくすることができるとともに、研磨布の表面
凹凸の微細なむらに起因する円筒体表面の縦すじむらを
小さくでき、スクラッチ，キズを軽減することができ
る。According to the present invention, in the state where the cylindrical body is in contact with the upper surface of the polishing cloth with an arbitrary tension, and the cylindrical body is arranged so as to intersect the traveling direction of the polishing cloth at an angle θ other than a right angle, By rotating the rubber roll, the polishing cloth is run to grind the surface of the cylindrical body in an oblique direction, so the difference between the rotational speed of the cylindrical body and the running speed of the polishing cloth is made smaller than in the conventional case. In addition, it is possible to reduce vertical streak unevenness on the surface of the cylindrical body due to fine unevenness of the surface unevenness of the polishing cloth, and to reduce scratches and scratches.
【０００８】[0008]
【実施例】図１及び図２は本発明の一実施例に係る円筒
体の表面研削方法の説明図であり、図１は略斜視図、図
２は平面図である。図１において、１，２は例えばゴム
ロ−ルである。一方のゴムロ−ル１には、これを駆動す
る駆動源としてのモ−タ３が連結されている。前記ゴム
ロ−ル１，２には、エンドレス研磨布４が装着されてい
る。1 and 2 are explanatory views of a method of grinding a surface of a cylindrical body according to an embodiment of the present invention. FIG. 1 is a schematic perspective view and FIG. 2 is a plan view. In FIG. 1, 1 and 2 are rubber rolls, for example. A motor 3 as a driving source for driving the rubber roll 1 is connected to the rubber roll 1. An endless polishing cloth 4 is attached to the rubber rolls 1 and 2.
【０００９】こうした装置を用いて、円筒体５の表面を
研削するには次のようにして行う。まず、円筒体５を図
１，図２に示す如く研磨布４の上面に任意の張力をもっ
て接し、かつ前記円筒体５が前記研磨布４の送行方向Ｂ
と直角を除く角度θ（例えば30度）で交差するように配
置する。こうした状態で、一方のゴムロ−ル１をモ−タ
３によりＡ方向に回転させ、研磨布４を矢印Ｂ方向に走
行させる。これにより、研磨布４で円筒体５の表面が研
削されつつ、円筒体５は矢印Ｃ方向に研磨布４に従動し
て回転する。The surface of the cylindrical body 5 is ground by using such an apparatus as follows. First, as shown in FIGS. 1 and 2, the cylindrical body 5 is brought into contact with the upper surface of the polishing cloth 4 with an arbitrary tension, and the cylindrical body 5 is moved in the feeding direction B of the polishing cloth 4.
Are arranged so that they intersect at an angle θ (for example, 30 degrees) excluding the right angle. In this state, one rubber roll 1 is rotated in the A direction by the motor 3 and the polishing cloth 4 is run in the arrow B direction. As a result, the surface of the cylindrical body 5 is ground by the polishing cloth 4, while the cylindrical body 5 rotates in the direction of arrow C following the polishing cloth 4.
【００１０】しかして、上記実施例においては、円筒体
５を研磨布４の上面に任意の張力をもって接し、かつ前
記円筒体５が前記研磨布４の送行方向Ｂと直角を除く角
度θ（例えば30度）で交差するように配置した状態で、
ゴムロ−ル１，２を回転させることにより、研磨布４を
走行させて円筒体５の表面を斜め方向に研削するため、
従来の場合に比べて、円筒体５の回転速度と研磨布４の
走行速度の差を小さくすることができる。また、研磨布
４の表面凹凸の微細なむらに起因する円筒体表面の縦す
じむらを小さくできる。従って、スクラッチ，キズを軽
減することができる。In the above embodiment, however, the cylindrical body 5 is brought into contact with the upper surface of the polishing cloth 4 with an arbitrary tension, and the cylindrical body 5 makes an angle θ (eg, a right angle with the traveling direction B of the polishing cloth 4). (30 degrees), so that they are crossed,
By rotating the rubber rolls 1 and 2, the polishing cloth 4 is run to grind the surface of the cylindrical body 5 in an oblique direction.
The difference between the rotation speed of the cylindrical body 5 and the traveling speed of the polishing cloth 4 can be made smaller than in the conventional case. Further, it is possible to reduce the vertical unevenness of the surface of the cylindrical body due to the fine unevenness of the surface irregularities of the polishing cloth 4. Therefore, scratches and scratches can be reduced.
【００１１】なお、本発明に係る円筒体の表面研削方法
のその他の例としては、下記に述べる方法が知られてい
る。 (1) 図３は、ゴムロ−ル11ａ，11ｂ，11ｃにエンドレス
研磨布４を装着し、円筒体５を上記実施例と同様に配置
するとともに、接触面が曲面を有したバックアップ面体
12を前記研磨布４の裏面側に円筒体５と対向するように
配置したものである。この方法では、バックアップ面体
12を研磨布の裏面側から押圧することにより、走行する
研磨布４に衝動する円筒体５の表面を研削するものであ
る。ここで、バックアップ面体の接触面が凹状の場合は
円筒体は中太（即ち正クラウン）に、中央が凸状の場合
は中細（即負クラウン）に仕上げられる。なお、前記バ
ックアップ面体の接触面が平面の場合は、円筒体はスト
レ−トに仕上げられる。The following method is known as another example of the method for grinding the surface of a cylindrical body according to the present invention. (1) In FIG. 3, the endless polishing cloth 4 is attached to the rubber rolls 11a, 11b, 11c, the cylindrical body 5 is arranged in the same manner as in the above embodiment, and the contact surface has a curved surface.
12 is arranged on the back surface side of the polishing cloth 4 so as to face the cylindrical body 5. This way, the backup face piece
By pressing 12 from the back surface side of the polishing cloth, the surface of the cylindrical body 5 that urges against the running polishing cloth 4 is ground. Here, when the contact surface of the backup surface body is concave, the cylindrical body is finished to have a medium thickness (that is, a positive crown), and when the center has a convex shape, it is finished to have a medium thin (immediate negative crown). When the contact surface of the backup face piece is flat, the cylindrical body is finished in a straight shape.
【００１２】(2) この実施例は、図示しないが、図３の
バックアップ本体に代りに正クラウンのバックアップロ
−ル（図４）又は負クラウンのバックアップロ−ル（図
５）を用いて円筒体の表面を研削する方法である。この
ようなバックアップロ−ルを用いれば、正クラウンの場
合円筒体の表面を中央部分が周辺部分に比べて窪んだ凹
状の円筒体を得ることができ、負クラウンの場合円筒体
の表面を周辺部分が中央部分に比べて窪んだ凸状の円筒
体を得ることができる。(2) In this embodiment, although not shown, a cylinder having a positive crown backup roll (FIG. 4) or a negative crown backup roll (FIG. 5) is used in place of the backup main body of FIG. It is a method of grinding the surface of the body. If such a backup roll is used, in the case of a positive crown, it is possible to obtain a concave cylindrical body in which the central portion is depressed compared to the peripheral portion, and in the case of a negative crown, the surface of the cylindrical body is surrounded. It is possible to obtain a convex cylindrical body in which the portion is depressed as compared with the central portion.
【００１３】(3) 図６は、複数の円筒体21ａ，21ｂを研
磨布５の上面に走行方向Ｂと直交する方向（研磨布の幅
方向）Ｄを挟んで線対称となるように配置して、上記実
施例と同様な作用で円筒体21ａ，21ｂの表面を研削する
ものである。この方法によれば、２本の円筒体を同時に
研削できるのみならず、研磨布の幅方向の力が相殺され
研磨布が安定して走行する。なお、円筒体は３本以上配
置してもよい。(3) In FIG. 6, a plurality of cylindrical bodies 21a and 21b are arranged on the upper surface of the polishing cloth 5 so as to be line-symmetrical with a direction (width direction of the polishing cloth) D orthogonal to the traveling direction B being sandwiched therebetween. Then, the surfaces of the cylindrical bodies 21a and 21b are ground by the same action as in the above-mentioned embodiment. According to this method, not only can two cylinders be ground at the same time, but also the force in the width direction of the polishing cloth is offset, and the polishing cloth runs stably. Note that three or more cylindrical bodies may be arranged.
【００１４】[0014]
【発明の効果】以上詳述した如く本発明によれば、研磨
布の表面凹凸の微細なむら、研磨布表面の砥粒との脱
落、研磨布と被研削物である円筒体の速度差等に起因す
るスクラッチやキズの発生を軽減しえる円筒体の表面研
削方法を提供できる。As described in detail above, according to the present invention, fine unevenness of the surface irregularities of the polishing cloth, falling off of abrasive grains from the surface of the polishing cloth, speed difference between the polishing cloth and the cylindrical body as the object to be ground, etc. It is possible to provide a method for grinding the surface of a cylindrical body that can reduce the occurrence of scratches and scratches due to.
【図１】本発明の一実施例に係る円筒体の表面研削方法
の説明図。FIG. 1 is an explanatory view of a surface grinding method for a cylindrical body according to an embodiment of the present invention.
【図２】図１の平面図。FIG. 2 is a plan view of FIG.
【図３】本発明の他の実施例に係る円筒体の表面研削方
法の説明図。FIG. 3 is an explanatory view of a surface grinding method for a cylindrical body according to another embodiment of the present invention.
【図４】本発明に係る中央部が凸状のバックロ−ルの説
明図。FIG. 4 is an explanatory view of a back roll having a convex central portion according to the present invention.
【図５】本発明に係る中央部が凹状のバックロ−ルの説
明図。FIG. 5 is an explanatory view of a back roll having a concave central portion according to the present invention.
【図６】本発明のその実施例に係る円筒体の表面研削方
法の説明図。FIG. 6 is an explanatory diagram of a surface grinding method for a cylindrical body according to the embodiment of the present invention.
１，２，11ａ，11ｂ，11ｃ…ゴムロ−ル、 ３…モ
−タ、４…エンドレス研磨布、
５，21ａ，21ｂ…円筒体、12…バックアップ面体。1, 2, 11a, 11b, 11c ... rubber roll, 3 ... motor, 4 ... endless polishing cloth,
5, 21a, 21b ... Cylindrical body, 12 ... Backup surface body.
Claims (3)
少くとも１本のロ−ルを駆動する駆動源と、前記ロ−ル
に装着されたエンドレス研磨布とを用いて、前記研磨布
に任意の張力をもって接する円筒体の表面を研削する方
法において、前記円筒体を前記研磨布の送行方向と直角
を除く角度で交差するように配置して、前記円筒体を前
記ロ−ルの回転に伴う研磨布の駆動力のみで圧接回転さ
せ、前記円筒体の表面を研削することを特徴とする円筒
体の表面研削方法。1. A plurality of rolls, a drive source for driving at least one roll among these rolls, and an endless polishing cloth attached to the rolls, In the method of grinding the surface of a cylindrical body that is in contact with the polishing cloth with an arbitrary tension, the cylindrical body is arranged so as to intersect with the traveling direction of the polishing cloth at an angle other than a right angle, and the cylindrical body is rolled. A method of grinding a surface of a cylindrical body, which comprises rotating the surface of the cylindrical body under pressure contact with only the driving force of a polishing cloth that accompanies the rotation of the tool.
もしくは曲面を有したバックアップ面体を設け、裏面か
ら研磨布を介して円筒体を押圧することにより、円筒体
の表面を研削する請求項１記載の円筒体の表面研削方
法。2. A backup surface body having a flat or curved contact surface is provided on the back surface side of the running polishing cloth, and the surface of the cylinder body is ground by pressing the cylinder body from the back surface via the polishing cloth. Item 2. A surface grinding method for a cylindrical body according to Item 1.
もしくは曲面を有したバックアップロ−ルを設け、裏面
から研磨布を介して円筒体を加圧することにより、円筒
体の表面を研削する請求項１記載の円筒体の表面研削方
法。3. A back-up roll having a flat or curved contact surface is provided on the back surface side of the running polishing cloth, and the surface of the cylinder body is ground by pressing the cylinder body from the back surface through the polishing cloth. The method for grinding a surface of a cylindrical body according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3825194A JP3638964B2 (en) | 1994-03-09 | 1994-03-09 | Surface grinding method for cylindrical body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3825194A JP3638964B2 (en) | 1994-03-09 | 1994-03-09 | Surface grinding method for cylindrical body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07246554A true JPH07246554A (en) | 1995-09-26 |
| JP3638964B2 JP3638964B2 (en) | 2005-04-13 |
Family
ID=12520101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3825194A Expired - Fee Related JP3638964B2 (en) | 1994-03-09 | 1994-03-09 | Surface grinding method for cylindrical body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3638964B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941039A (en) * | 2014-03-31 | 2015-09-30 | 住友橡胶工业株式会社 | Gasket for prefilled syringe, and production method therefor |
-
1994
- 1994-03-09 JP JP3825194A patent/JP3638964B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941039A (en) * | 2014-03-31 | 2015-09-30 | 住友橡胶工业株式会社 | Gasket for prefilled syringe, and production method therefor |
| JP2015195813A (en) * | 2014-03-31 | 2015-11-09 | 住友ゴム工業株式会社 | Gasket for prefilled syringe and manufacturing method thereof |
| EP2926851B1 (en) | 2014-03-31 | 2019-07-10 | Sumitomo Rubber Industries, Ltd. | Gasket for prefilled syringe, and production method therefor |
| CN104941039B (en) * | 2014-03-31 | 2019-11-12 | 住友橡胶工业株式会社 | Prefilled syringe gasket and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3638964B2 (en) | 2005-04-13 |
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