JPH0639055B2 - Whetstone repair device for surface grinder - Google Patents
Whetstone repair device for surface grinderInfo
- Publication number
- JPH0639055B2 JPH0639055B2 JP63261700A JP26170088A JPH0639055B2 JP H0639055 B2 JPH0639055 B2 JP H0639055B2 JP 63261700 A JP63261700 A JP 63261700A JP 26170088 A JP26170088 A JP 26170088A JP H0639055 B2 JPH0639055 B2 JP H0639055B2
- Authority
- JP
- Japan
- Prior art keywords
- dresser
- shaft
- support arm
- grindstone
- axis
- 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.)
- Expired - Lifetime
Links
Landscapes
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は研削盤の砥石修正装置に関し特に平面研削盤の
砥石修正装置に係る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grindstone correcting device for a grinder, and more particularly to a grindstone correcting device for a surface grinder.
従来の技術 従来一般に砥石のドレッシングはシングルポイントのダ
イヤモンド工具によるプロフアイル修正装置が用いられ
ていた。ダイヤモンド工具の摩耗に対してはダイヤモン
ド工具を頻繁に取換えるか粗修正用，密修正用と２本を
取換えるようにしていた。またドレッサをロータリドレ
ッサとなしたものに特公昭53-21553号，特公昭59-39268
号がある。2. Description of the Related Art Conventionally, a dressing device using a single point diamond tool has been generally used for dressing a grindstone. As for the wear of diamond tools, the diamond tools are frequently replaced, or two for rough correction and for fine correction. In addition, the dresser is a rotary dresser, and Japanese Patent Publication Nos. 53-21553 and 59-39268.
There is an issue.
発明が解決しようとする課題 上述のように頻繁に取換えを行っていても近年の砥石の
質の向上は著しく超砥粒の砥石例えばボラゾン砥石はシ
ングルポイントでは摩耗がはげしく所定の形状の修正が
できないという問題があった。またロータリドレッサと
なしたものはこのような問題に対して有効なものである
が、ロータリドレッサ及び駆動モータが比較的大きくな
り平面研削盤においては、修正装置を砥石の近くに設け
た場合凹面修正，凸面修正でロータリドレッサを旋回し
たとき機械の各部と干渉するという問題があった。The problem to be solved by the invention Even if the replacement is frequently performed as described above, the quality of the grindstone in recent years is remarkably improved. There was a problem that I could not. A rotary dresser is effective for such a problem, but the rotary dresser and the drive motor are relatively large, and in the surface grinder, when the correction device is provided near the grindstone, the concave surface is corrected. However, there was a problem that when rotating the rotary dresser with the convex surface modification, it interfered with each part of the machine.
本発明は従来の技術の有するこのような問題点に鑑みな
されたものであり、その目的とするところは凹凸円弧の
修正において装置が機械部分と干渉しない砥石修正装置
を提供しようとするものである。The present invention has been made in view of the above problems of the prior art, and an object of the present invention is to provide a grindstone correcting device in which the device does not interfere with a mechanical part in correcting uneven arcs. .
課題を解決するための手段 上述の目的を達成するために本発明の平面研削盤の砥石
修正装置は、平面研削盤において、砥石軸と直交する第
１方向の軸で旋回可能にテーブル上の装置台部材に設け
られた旋回軸と、前記第１方向と直角な第２方向に位置
調整可能に該旋回軸の端に設けられたドレッサ支持腕
と、前記旋回軸を介して該ドレッサ支持腕を所定角度旋
回させる第１モータと、前記ドレッサ支持腕に前記第
１，第２方向にそれぞれ直角な第３方向で回転可能に設
けられた後端にはすば歯車を有するドレッサ軸と、該ド
レッサ軸の前端に固着されたダイヤモンドロータリドレ
ッサと、前記装置台部材にドレッサ支持腕の反対側に離
れて設けられた第２モータと、前記はすば歯車と噛合う
はすば歯車を先端に固着し他端を該第２モータの出力軸
に連結したフレキシブルシャフトとを含んでなり、ドレ
ッサ支持腕を第２方向に移動させて旋回軸に対し砥石側
または反対側にずらせることによって凹面または凸面の
ドレッシングを可能となしたものである。Means for Solving the Problems In order to achieve the above-mentioned object, a grindstone correcting device for a surface grinder of the present invention is a device on a table, which is rotatable in a first direction axis orthogonal to the grindstone axis in the surface grinder. The swivel shaft provided on the base member, the dresser support arm provided at the end of the swivel shaft for position adjustment in the second direction perpendicular to the first direction, and the dresser support arm via the swivel shaft. A first motor that turns a predetermined angle, a dresser shaft that has a helical gear at the rear end that is rotatably provided on the dresser support arm in a third direction that is orthogonal to the first and second directions, and the dresser. A diamond rotary dresser fixed to the front end of the shaft, a second motor provided separately on the device base member on the opposite side of the dresser supporting arm, and a helical gear meshing with the helical gear fixed to the tip. The other end of the second motor A flexible shaft connected to the force axis, which allows concave or convex dressing by moving the dresser support arm in the second direction and shifting it to the grindstone side or the opposite side with respect to the turning axis. is there.
作用 砥石のプロフアイル修正を行うには研削点をドレッサの
支持軸心に一致させてドレッサを揺動させながらドレッ
シングする。砥石を正確な凸円弧に修正するには研削点
をドレッサ旋回中心より円弧の半径分下げて砥石巾中心
に位置させドレッサを揺動させながらドレッシングす
る。砥石を正確な凹円弧に修正するには研削点をドレッ
サ旋回中心より円弧の半径分上げて砥石巾中心に位置さ
せドレッサを揺動させながらドレッシングする。Function To correct the profile of the grindstone, dressing is performed while the grinding point is aligned with the support axis of the dresser and the dresser is swung. To correct the whetstone to an accurate convex arc, lower the grinding point by the radius of the arc from the dresser turning center, position it at the whetstone center, and perform dressing while swinging the dresser. To correct the whetstone to an accurate concave arc, raise the grinding point by the radius of the arc from the center of the dresser rotation, position it at the whetstone center, and perform dressing while swinging the dresser.
実施例 以下第１図〜第４図にもとづき説明する。Example Hereinafter, description will be given with reference to FIGS. 1 to 4.
Ｔ形ベッド１の上面前寄りには左右（Ｘ）方向に図示し
ない油圧シリンダまたはボールねじによって往復移動さ
れるテーブル２が載置されており、このテーブル２上に
は工作物をのせクランプするマグネットチャック４と砥
石修正装置５が設置されている。またベッド１の上面後
寄りにはテーブル２と直角の前後（Ｚ）方向にコラム６
が移動位置決め可能に設けられ、その前面に突出して砥
石軸頭７が上下（Ｙ）方向に移動位置決め可能に設けら
れている。この砥石軸頭７にはＺ方向の回転軸を有する
砥石８が回転可能に軸承されモータによって回転され
る。A table 2 which is reciprocally moved in the left-right (X) direction by an unillustrated hydraulic cylinder or a ball screw is placed on the front side of the upper surface of the T-shaped bed 1, and a magnet for placing and clamping a workpiece on the table 2 is placed. A chuck 4 and a whetstone correcting device 5 are installed. Further, the column 6 is arranged in the front and rear (Z) direction at right angles to the table 2 on the rear side of the upper surface of the bed 1.
Is provided so that it can be moved and positioned, and the grindstone shaft head 7 is provided so as to project from the front surface thereof so that it can be moved and positioned in the vertical (Y) direction. A grindstone 8 having a rotation axis in the Z direction is rotatably supported on the grindstone shaft head 7 and is rotated by a motor.
砥石修正装置５はテーブル２上に装置台１１が固定され
ており、旋回軸１２が砥石８の砥石軸と直角（Ｘ）方向
水平に回転可能に軸承されており、旋回軸１２の砥石８
側端には水平（Ｚ）方向の蟻を有する取付フランジ１３
が設けられている。この蟻１３ａに垂直（Ｙ）方向の蟻
溝を有する中台１４が嵌装され，さらにその蟻溝に蟻１
５ａが嵌装されるドレッサ支持腕１５が設けられてい
る。そしてドレッサ支持腕１５にはダイヤモンドを焼結
したロータリドレッサ１６を先端に固着し、後端にはす
ば歯車１８をキー着し、砥石８の旋回軸と平行なドレッ
サ軸１７が軸受によって回転可能に軸承されている。装
置台１１の上に制御装置で旋回制御されるモータ１９が
設けられており、モータ１９の出力軸のプーリ２０と旋
回軸１２のプーリ２１との間にベルトが掛けられてお
り、旋回軸に即ちドレッサ支持腕１５，ロータリドレッ
サ１６が180 ゜の範囲で旋回可能となっている。また装
置台１１の端に設立されたブラケット２２の外側にはモ
ータ２３が取付けられており、その出力軸はフレキシブ
ルシャフト２４を介してドレッサ支持腕１５に軸承され
はずば歯車１８の噛合うはすば歯車２５の軸に連結され
ていて、ロータリドレッサ１６が回転可能となってい
る。さらにロータリドレッサ１６のＺ方向位置調整する
ために中台１４は送りねじ２６によって蟻部において位
置調整可能であり、Ｙ方向の位置調整のためにドレッサ
支持腕１５は送りねじ２７によって位置調整可能であ
る。In the grindstone correcting device 5, a device stand 11 is fixed on the table 2, and a swivel shaft 12 is rotatably supported horizontally in a direction perpendicular (X) to the grindstone shaft of the grindstone 8.
Mounting flange 13 with a horizontal (Z) dovetail on the side edge
Is provided. A middle stand 14 having a dovetail groove in the vertical (Y) direction is fitted into the dovetail 13a, and the dovetail 1 is placed in the dovetail groove.
A dresser support arm 15 to which 5a is fitted is provided. A rotary dresser 16 made of sintered diamond is fixed to the dresser support arm 15 at the tip, and a helical gear 18 is keyed to the rear end, and a dresser shaft 17 parallel to the turning axis of the grindstone 8 can be rotated by a bearing. It is supported by. A motor 19 which is controlled to rotate by a control device is provided on the device base 11, and a belt is hung between a pulley 20 of an output shaft of the motor 19 and a pulley 21 of a rotation shaft 12, and the rotation shaft is attached to the rotation shaft. That is, the dresser support arm 15 and the rotary dresser 16 can be turned within a range of 180 °. Further, a motor 23 is attached to the outside of a bracket 22 established at the end of the device stand 11, and its output shaft is supported by the dresser support arm 15 via a flexible shaft 24 so that the helical gear 18 meshes with the helical gear 18. For example, the rotary dresser 16 is connected to the shaft of the gear 25 and is rotatable. Further, in order to adjust the position of the rotary dresser 16 in the Z direction, the position of the center stand 14 can be adjusted at the dovetail portion by the feed screw 26, and for adjusting the position in the Y direction, the position of the dresser support arm 15 can be adjusted by the feed screw 27. is there.
砥石８を凸円弧にドレッシングする場合所望の凸円弧の
大きさが形成されるように送りねじ２７を回転してロー
タリドレッサ１６の研削点を旋回軸１２の軸心より円弧
の半径分を下げる。コラム６を前後位置調整して砥石８
の巾中心を旋回軸１２の軸心上に位置させる。また中台
１４も送りねじ２６を回転してロータリドレッサ１６の
中心と旋回軸１２の軸心とを一致させる。次いでモータ
２３を駆動してロータリドレッサ１６を回転させ、砥石
８を回転させ、モータ１９を駆動制御してロータリドレ
ッサ１６を180 ゜旋回させる。次いで砥石軸頭７を降下
させる切込送りを与える。ロータリドレッサ１６が砥石
８に接触し所定の凸円弧にドレッシングされる。When dressing the whetstone 8 into a convex arc, the feed screw 27 is rotated so that a desired convex arc size is formed, and the grinding point of the rotary dresser 16 is lowered from the axis of the turning shaft 12 by the radius of the arc. Adjust the front and rear position of column 6 and grindstone 8
The width center of the is positioned on the axis of the swivel shaft 12. Further, the center stand 14 also rotates the feed screw 26 to align the center of the rotary dresser 16 with the axis of the swivel shaft 12. Next, the motor 23 is driven to rotate the rotary dresser 16, the grindstone 8 is rotated, and the motor 19 is drive-controlled to rotate the rotary dresser 16 180 °. Then, a cutting feed for lowering the grinding wheel spindle head 7 is applied. The rotary dresser 16 contacts the grindstone 8 and is dressed into a predetermined convex arc.
砥石８を凹円弧にドレッシングする場合、所望の凹円弧
が形成されるように、送りねじ２７を回転してロータリ
ドレッサ１６の研削点を旋回軸１２の軸芯より円弧の半
径分を上げる。以下同様の操作でドレッシングするもの
である。When dressing the grindstone 8 into a concave arc, the feed screw 27 is rotated to raise the grinding point of the rotary dresser 16 by a radius of the arc of the rotary shaft 12 so that a desired concave arc is formed. Hereinafter, dressing is performed by the same operation.
効果 上述のように構成したので、本発明は以下の効果を奏す
る。Effects With the above-described configuration, the present invention has the following effects.
ロータリドレッサの回転用モータをフレキシブルシャフ
トで連結し離して配置したので砥石の凸円弧，凹円弧の
ドレッシングにおいても、ロータリドレッサが旋回した
とき機械の各部と干渉することなく修正上の制約が少な
くなり安全な作業を行うことができる。Since the rotary motor for the rotary dresser is connected by a flexible shaft and is placed separately, even when dressing the convex and concave arcs of the grindstone, there is less interference with the various parts of the machine when the rotary dresser turns and there are fewer restrictions on modification. You can work safely.
第１図は本装置の正面図、第２図は同平面図、第３図は
一部を断面とした同側面図、第４図は本装置を装備する
平面研削盤の斜視図である。 ２……テーブル、８……砥石 １１……装置台、１２……旋回軸 １４……中台、１５……ドレッサ支持腕 １６……ロータリドレッサ １７……ドレッサ軸FIG. 1 is a front view of the machine, FIG. 2 is a plan view of the machine, FIG. 3 is a side view of a part of the machine, and FIG. 4 is a perspective view of a surface grinder equipped with the machine. 2 ... table, 8 ... grinding stone 11 ... device stand, 12 ... swivel axis 14 ... center stand, 15 ... dresser support arm 16 ... rotary dresser 17 ... dresser axis
Claims (1)
１方向の軸で旋回可能にテーブル上の装置台（11）部材
に設けられた旋回軸(12)と、前記第１方向と直角な第２
方向に位置調整可能に該旋回軸の端に設けられたドレッ
サ支持腕(15)と、前記旋回軸を介して該ドレッサ支持腕
を所定角度旋回させる第１モータ(19)と、前記ドレッサ
支持腕に前記第１，第２方向にそれぞれ直角な第３方向
で回転可能に設けられ後端にはすば歯車(18)を有するド
レッサ軸(17)と、該ドレッサ軸の前端に固着されたダイ
ヤモンドロータリドレッサ(16)と、前記装置台部材にド
レッサ支持腕の反対側に離れて設けられた第２モータ
と、前記はすば歯車と噛合うはすば歯車(25)を先端に固
着し他端を該第２モータの出力軸に連結したフレキシブ
ルシャフト(24)とを含んでなり、ドレッサ支持腕を第２
方向に移動させて旋回軸に対し砥石側または反対側にず
らせることによって凹面または凸面のドレッシングを可
能となしたことを特徴とする平面研削盤の砥石修正装
置。1. In a surface grinder, a swivel axis (12) provided on a device base (11) member on a table so as to swivel about an axis in a first direction orthogonal to a grindstone axis, and a right angle to the first direction. Na second
A dresser support arm (15) provided at the end of the swivel shaft so that its position can be adjusted in any direction, a first motor (19) for swiveling the dresser support arm through a predetermined angle through the swivel shaft, and the dresser support arm. A dresser shaft (17) rotatably provided in a third direction orthogonal to the first and second directions and having a helical gear (18) at the rear end, and a diamond fixed to the front end of the dresser shaft. A rotary dresser (16), a second motor provided on the device base member on the side opposite to the dresser support arm, and a helical gear (25) that meshes with the helical gear are fixed to the tip. A flexible shaft (24) having an end connected to the output shaft of the second motor, and the dresser support arm is connected to the second shaft.
A grinding wheel correction device for a surface grinding machine, which is capable of dressing a concave surface or a convex surface by moving in a direction and shifting the turning axis toward or away from the grindstone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63261700A JPH0639055B2 (en) | 1988-10-18 | 1988-10-18 | Whetstone repair device for surface grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63261700A JPH0639055B2 (en) | 1988-10-18 | 1988-10-18 | Whetstone repair device for surface grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02109684A JPH02109684A (en) | 1990-04-23 |
| JPH0639055B2 true JPH0639055B2 (en) | 1994-05-25 |
Family
ID=17365499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63261700A Expired - Lifetime JPH0639055B2 (en) | 1988-10-18 | 1988-10-18 | Whetstone repair device for surface grinder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0639055B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2539269Y2 (en) * | 1990-11-30 | 1997-06-25 | 住友重機械工業株式会社 | Wheel forming unit and forming grinder |
| JPH04244376A (en) * | 1991-01-09 | 1992-09-01 | Seiko Seiki Co Ltd | Dressing method by rotary dresser and dressing device thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5321553A (en) * | 1976-08-11 | 1978-02-28 | Pioneer Electronic Corp | Voltage controlled amplifier |
| JPS5939268A (en) * | 1982-08-30 | 1984-03-03 | Sanyo Kokusaku Pulp Co Ltd | Preparation of sweetener |
-
1988
- 1988-10-18 JP JP63261700A patent/JPH0639055B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02109684A (en) | 1990-04-23 |
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