JP2783478B2 - Grinding wheel mounting structure - Google Patents
Grinding wheel mounting structureInfo
- Publication number
- JP2783478B2 JP2783478B2 JP4016263A JP1626392A JP2783478B2 JP 2783478 B2 JP2783478 B2 JP 2783478B2 JP 4016263 A JP4016263 A JP 4016263A JP 1626392 A JP1626392 A JP 1626392A JP 2783478 B2 JP2783478 B2 JP 2783478B2
- Authority
- JP
- Japan
- Prior art keywords
- grindstone
- mounting member
- grinding
- grinding wheel
- peripheral surface
- 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 - Fee Related
Links
Landscapes
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、例えば歯車研削装置を
構成する研削用砥石を回転軸に対して取り付けるための
研削用砥石の取付構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grinding wheel mounting structure for mounting a grinding wheel constituting a gear grinding apparatus, for example, on a rotating shaft.
【０００２】[0002]
【従来の技術】例えば、歯車研削装置に使用される研削
用砥石は、その外周部にねじ状研削面が形成されてお
り、スピンドルユニットを構成する回転軸に取り付けら
れた状態でこの回転軸と一体的に回転駆動されることに
より、前記ねじ状研削面を介して歯車素材の外周部に歯
車研削加工を施すよう構成されている。2. Description of the Related Art For example, a grinding wheel used in a gear grinding device has a thread-shaped grinding surface formed on an outer peripheral portion thereof, and is mounted on a rotating shaft constituting a spindle unit. By being integrally rotated and driven, the outer peripheral portion of the gear material is subjected to gear grinding through the threaded ground surface.
【０００３】この種の砥石を回転軸に取り付ける構造と
しては、例えば実公昭６３−９３７４号公報の従来技術
に開示されているように、リング状の砥石を二枚の金属
フランジ部に挟持させた状態で回転軸に固着するものが
知られている。リング状の砥石を使用することにより、
砥石自体が軽量となって取扱性に優れるという利点があ
るからである。As a structure for mounting this kind of grindstone on a rotating shaft, for example, as disclosed in the prior art of Japanese Utility Model Publication No. 63-9374, a ring-shaped grindstone is sandwiched between two metal flange portions. What is fixed to a rotating shaft in a state is known. By using a ring-shaped whetstone,
This is because there is an advantage that the grindstone itself is lightweight and has excellent handleability.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上記の
従来技術では、砥石の取付精度がこの砥石や金属フラン
ジ部等の各構成部品の加工精度に依存している。このた
め、各構成部品を高精度に加工しなければならず、この
加工作業が煩雑なものとなるとともに、砥石の取付精度
を有効に維持することが困難になるという問題が指摘さ
れている。However, in the above prior art, the mounting accuracy of the grindstone depends on the processing accuracy of each component such as the grindstone and the metal flange. For this reason, it has been pointed out that each component must be machined with high precision, and this machining operation becomes complicated, and it becomes difficult to effectively maintain the mounting accuracy of the grindstone.
【０００５】本発明は、この種の問題を解決するもので
あり、砥石と回転軸との係合に係る寸法管理が容易とな
るとともに、この砥石を回転軸に対して容易かつ高精度
に取り付けることが可能な研削用砥石の取付構造を提供
することを目的とする。SUMMARY OF THE INVENTION The present invention solves this kind of problem, and makes it easy to control the size of the engagement between the grindstone and the rotating shaft, and to attach the grindstone to the rotating shaft easily and with high precision. It is an object of the present invention to provide a grinding wheel mounting structure capable of performing grinding.
【０００６】[0006]
【課題を解決するための手段】前記の目的を達成するた
めに、本発明は、回転駆動される回転軸と、前記回転軸
に同軸的に固着される取付部材と、外周部に研削面を有
し、前記取付部材に固着されるリング状研削用砥石と、
前記取付部材に一体的に設けられ、前記砥石の内周面を
半径外方向に押圧して該砥石を前記回転軸と同軸的に位
置調整可能な芯出し機構と、を備え、前記取付部材は、
外周部に段状部を介して前記砥石を固着するためのフラ
ンジ部を有するとともに、前記芯出し機構は、前記段状
部を構成する周面部と同軸的にかつ前記周面部の軸方向
に所定の長さを有して前記取付部材に形成される環状溝
部と、 前記環状溝部の外方に対応して前記周面部に形成
され、該環状溝部を介して前記砥石の内周面を半径外方
向に押圧するための押圧面を有することを特徴とする。
また、本発明は、回転駆動される回転軸と、前記回転軸
に同軸的に固着される取付部材と、外周部に研削面を有
し、前記取付部材に固着されるリング状研削用砥石と、
前記取付部材と前記砥石との間に配設され、前記砥石の
内周面を半径外方向に押圧して該砥石を前記回転軸と同
軸的に位置調整可能な芯出し機構と、を備え、前記取付
部材は、外周部に芯出し機構配設用の第１段状部と砥石
配設用の第２段状部とを階段状に有するとともに、前記
芯出し機構は、内周面にテーパ面が形成された複数の爪
部を設けるコレット部材と、前記爪部により前記砥石の
内周面を押圧するために、前記テーパ面に接触するテー
パ面が外周面に形成されたプランジャ部材と、を有する
ことを特徴とする。さらにまた、本発明は、回転駆動さ
れる回転軸と、前記回転軸に同軸的に固着される取付部
材と、外周部に研削面を有し、前記取付部材に固着され
るリング状研削用砥石と、前記取付部材と前記砥石との
間に配設され、前記砥石の内周面を半径外方向に押圧し
て該砥石を前記回転軸と同軸的に位置調整可能な芯出し
機構と、前記取付部材と前記砥石との間に配設され、前
記砥石の軸線の傾きを調整するための面倒れ調整機構
と、を備え、前記芯出し機構は、外周面に環状溝部を介
して弾性変形可能なテーパ面が形成された押圧リング部
材を有し、前記面倒れ調整機構は、前記取付部材の半径
方向に延在する側面に係合する第１リングと、前記砥石
の半径方向に延在する当接面に係合する第２リングと、
を有するとともに、前記第１および第２リングの互いに
摺接する側部には、軸線に直交する方向に対して傾斜す
る傾斜接触面が形成されることを特徴とする。In order to achieve the above object, the present invention provides a rotating shaft driven to rotate, a mounting member coaxially fixed to the rotating shaft, and a ground surface on an outer peripheral portion. Having, a ring-shaped grinding wheel fixed to the mounting member,
A centering mechanism that is provided integrally with the mounting member and that can adjust the position of the grinding wheel coaxially with the rotation axis by pressing an inner peripheral surface of the grinding wheel in a radially outward direction; and ,
An outer peripheral portion has a flange portion for fixing the grindstone via a step portion, and the centering mechanism is coaxial with a peripheral surface portion constituting the step portion and in an axial direction of the peripheral surface portion.
An annular groove in the Ru is formed in the mounting member having a predetermined length
Part, and formed on the peripheral surface part corresponding to the outside of the annular groove part
It is, radially outward of the inner circumferential surface of the grinding wheel through the annular groove
It has a pressing surface for pressing in a direction .
The present invention also provides a rotating shaft that is driven to rotate, a mounting member fixed coaxially to the rotating shaft, a grinding surface having a grinding surface on an outer peripheral portion, and a ring-shaped grinding wheel fixed to the mounting member. ,
A centering mechanism disposed between the mounting member and the grindstone, and capable of adjusting the position of the grindstone coaxially with the rotation axis by pressing an inner peripheral surface of the grindstone in a radially outward direction, The mounting member has a first stepped portion for arranging the centering mechanism and a second stepped portion for arranging the grindstone on the outer peripheral portion in a stepwise manner, and the centering mechanism has a tapered inner peripheral surface. A collet member provided with a plurality of claw portions having a surface formed thereon, and a plunger member having a tapered surface formed on an outer peripheral surface in contact with the tapered surface for pressing the inner peripheral surface of the grinding stone by the claw portions, It is characterized by having. Still further, the present invention provides a ring-shaped grinding wheel that has a rotating shaft that is driven to rotate, a mounting member that is coaxially fixed to the rotating shaft, and a grinding surface on an outer peripheral portion, and that is fixed to the mounting member. And a centering mechanism disposed between the mounting member and the grindstone, capable of adjusting the position of the grindstone coaxially with the rotation axis by pressing an inner peripheral surface of the grindstone in a radially outward direction, and A surface tilt adjustment mechanism disposed between the mounting member and the grinding stone, for adjusting the inclination of the axis of the grinding stone, and the centering mechanism is elastically deformable on the outer peripheral surface via an annular groove. A pressure ring member having a tapered surface formed thereon, wherein the surface tilt adjustment mechanism is configured to extend in a radial direction of the grindstone with a first ring engaged with a radially extending side surface of the mounting member. A second ring engaged with the contact surface;
And a slanted contact surface that is slanted with respect to a direction perpendicular to the axis is formed on the side portions of the first and second rings that are in sliding contact with each other.
【０００７】[0007]
【作用】本発明の研削用砥石の取付構造では、回転軸に
固着された取付部材にリング状研削用砥石が固着される
際、芯出し機構を介してこの砥石の内周面が半径外方向
に押圧される。このため、砥石の軸線は、芯出し機構を
介して回転軸の軸線と同軸的に位置調整され、この砥石
を回転軸に対して高精度に取り付けることができる。With the grinding wheel mounting structure of the present invention, when the ring-shaped grinding wheel is fixed to the mounting member fixed to the rotating shaft, the inner peripheral surface of the grinding wheel is directed radially outward through the centering mechanism. Is pressed. For this reason, the axis of the grindstone is coaxially adjusted with the axis of the rotating shaft via the centering mechanism, and this grindstone can be attached to the rotating shaft with high accuracy.
【０００８】[0008]
【実施例】本発明に係る研削用砥石の取付構造につい
て、これを組み込む歯車研削装置との関連で実施例を挙
げて以下詳細に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The mounting structure of a grinding wheel according to the present invention will be described in detail below with reference to an embodiment in relation to a gear grinding device incorporating the same.
【０００９】図１において、参照符号１０は、歯車研削
装置を示し、この歯車研削装置１０を構成するベッド１
２の上面に切込テーブル１４が矢印Ａ方向に進退自在に
配設される。この切込テーブル１４は、第１モータ１６
に連結されたボールねじ１８に係合されている。切込テ
ーブル１４上に、トラバーステーブル２０が矢印Ｂ方向
に進退自在に配設され、このトラバーステーブル２０
は、第２モータ２２に連結されたボールねじ２４に係合
されている。In FIG. 1, reference numeral 10 denotes a gear grinding device, and a bed 1 constituting the gear grinding device 10 is shown.
An incision table 14 is provided on the upper surface of 2 so as to be able to advance and retreat in the direction of arrow A. The cutting table 14 is provided with a first motor 16
Is engaged with a ball screw 18 connected to the ball screw 18. A traverse table 20 is disposed on the cutting table 14 so as to be able to advance and retreat in the direction of arrow B.
Are engaged with a ball screw 24 connected to the second motor 22.
【００１０】トラバーステーブル２０上には、ワーク保
持機構２６が設けられ、このワーク保持機構２６は、主
軸台２８と心押台３０とを備えるとともに、この主軸台
２８は、歯車素材であるワークＷを回転させるための第
３モータ３２を備える。このトラバーステーブル２０上
に、ワークＷに近接してワークセンサ３４が配設され
る。A work holding mechanism 26 is provided on the traverse table 20. The work holding mechanism 26 includes a headstock 28 and a tailstock 30. The headstock 28 is a work W which is a gear material. And a third motor 32 for rotating the motor. On the traverse table 20, a work sensor 34 is arranged near the work W.
【００１１】ベッド１２上には、切込テーブル１４の進
行方向前方にコラム３６が立設され、このコラム３６に
旋回テーブル３８が保持される。旋回テーブル３８は、
第４モータ４０により矢印Ｃ方向に旋回自在であり、こ
の旋回テーブル３８の前面上部に第５モータ４２が固着
され、この第５モータ４２に連結されて矢印Ｄ方向に延
びるボールねじ４４にシフトテーブル４６が係合する。
このシフトテーブル４６には、砥石スピンドルユニット
４８が係着される。この砥石スピンドルユニット４８
は、砥石回転駆動用の第６モータ５０を備え、この第６
モータ５０により回転軸５２が回転駆動される。この回
転軸５２の先端部に、第１の実施例に係る取付構造５４
が設けられる。A column 36 is erected on the bed 12 in front of the cutting table 14 in the traveling direction, and a turning table 38 is held on the column 36. The turning table 38
The fourth motor 40 is rotatable in the direction of arrow C. A fifth motor 42 is fixed to the upper portion of the front surface of the turning table 38. A ball screw 44 connected to the fifth motor 42 and extending in the direction of arrow D is provided with a shift table. 46 engage.
A grindstone spindle unit 48 is engaged with the shift table 46. This grinding wheel spindle unit 48
Is provided with a sixth motor 50 for driving the rotation of the grinding wheel.
The rotation shaft 52 is rotationally driven by the motor 50. The mounting structure 54 according to the first embodiment is attached to the tip of the rotating shaft 52.
Is provided.
【００１２】図２に示すように、取付構造５４は、回転
軸５２と、この回転軸５２に同軸的に固着される取付部
材５８と、外周部に数条の溝が刻設されたねじ状研削面
６０を有しこの取付部材５８に固着されるリング状研削
用砥石６２と、この砥石６２と取付部材５８との間に設
けられ、該砥石６２の内周面６４を半径外方向に押圧し
て砥石６２を前記回転軸５２と同軸的に位置調整可能な
芯出し機構６６と、前記砥石６２の軸線の傾きを調整す
るための面倒れ調整機構６８とを備える。As shown in FIG. 2, the mounting structure 54 includes a rotating shaft 52, a mounting member 58 coaxially fixed to the rotating shaft 52, and a screw-like shape having several grooves formed in the outer peripheral portion. A ring-shaped grinding wheel 62 having a grinding surface 60 and fixed to the mounting member 58; provided between the grinding wheel 62 and the mounting member 58; and pressing an inner peripheral surface 64 of the grinding wheel 62 in a radially outward direction. A centering mechanism 66 capable of adjusting the position of the grindstone 62 coaxially with the rotary shaft 52 and a surface tilt adjusting mechanism 68 for adjusting the inclination of the axis of the grindstone 62 are provided.
【００１３】回転軸５２の端部から軸線方向にテーパ軸
部７０が突出形成され、このテーパ軸部７０の先端部に
第１ねじ部７２ａと第２ねじ部７２ｂとが同軸的に形成
される。この第１および第２ねじ部７２ａ、７２ｂに
は、ナット７３ａ、７３ｂが螺合して取付部材５８が回
転軸５２に保持されている。この取付部材５８は、略リ
ング状を呈しており、その中央部にテーパ軸部７０が嵌
着されるテーパ孔７４が形成されるとともに、その外周
部に階段状に第１および第２段状部７６、７８が設けら
れ、この第１段状部７６を構成する側面７６ａに複数の
ねじ穴８０が形成される。A tapered shaft portion 70 protrudes from the end of the rotating shaft 52 in the axial direction, and a first screw portion 72a and a second screw portion 72b are formed coaxially at the tip of the tapered shaft portion 70. . Nuts 73a, 73b are screwed into the first and second screw portions 72a, 72b, and the mounting member 58 is held on the rotating shaft 52. The mounting member 58 has a substantially ring shape, a tapered hole 74 into which the tapered shaft portion 70 is fitted is formed at a central portion thereof, and first and second stepped shapes are formed in an outer peripheral portion thereof in a stepwise manner. Parts 76 and 78 are provided, and a plurality of screw holes 80 are formed in a side surface 76 a constituting the first stepped part 76.
【００１４】砥石６２は、内周面６４の両側に半径外方
向に指向して当接面８２ａ、８２ｂを設けるとともに、
内周両端縁部に周回溝８４ａ、８４ｂを介してバランス
ウエイト８６ａ、８６ｂが必要に応じて配設される。The grinding stone 62 is provided with contact surfaces 82a and 82b on both sides of an inner peripheral surface 64 in a radially outward direction.
Balance weights 86a and 86b are provided on both inner peripheral edges via orbital grooves 84a and 84b as necessary.
【００１５】芯出し機構６６は、押圧リング部材８８と
固定リング部材９０とを備え、この押圧リング部材８８
の外周面８８ａの所定の位置から半径外方向に傾斜する
テーパ面９２が形成される。このテーパ面９２は、その
内側に設けられた環状溝部９４を介して弾性変形可能で
あり、この環状溝部９４の内側に取付部材５８のねじ穴
８０に対応して複数のボルト挿入用孔部９６が形成され
る。固定リング部材９０は、砥石６２の当接面８２ａ、
押圧リング部材８８および取付部材５８に係合した状態
でこの押圧リング部材８８に固着される。The centering mechanism 66 includes a pressing ring member 88 and a fixed ring member 90.
A tapered surface 92 that is inclined in a radially outward direction from a predetermined position of the outer peripheral surface 88a is formed. The tapered surface 92 is elastically deformable through an annular groove 94 provided inside the tapered surface 92, and a plurality of bolt insertion holes 96 corresponding to the screw holes 80 of the mounting member 58 are formed inside the annular groove 94. Is formed. The fixing ring member 90 includes a contact surface 82a of the grindstone 62,
It is fixed to the pressing ring member 88 while being engaged with the pressing ring member 88 and the mounting member 58.
【００１６】面倒れ調整機構６８は、取付部材５８の第
２段状部７８を構成する側面７８ａに固着される第１リ
ング９８と、砥石６２の当接面８２ｂに係合するととも
に、この砥石６２に固着される第２リング１００とを備
える。図３および図４に示すように、第１および第２リ
ング９８、１００の互いに摺接する側部には、軸線に直
交する方向に対して所定角度（例えば、５°ずつ）傾斜
する傾斜接触面１０２、１０４が形成される。The surface tilt adjusting mechanism 68 engages with a first ring 98 fixed to a side surface 78a constituting a second stepped portion 78 of the mounting member 58 and a contact surface 82b of the grinding stone 62. And a second ring 100 fixed to the second ring 62. As shown in FIG. 3 and FIG. 4, an inclined contact surface that is inclined at a predetermined angle (for example, every 5 °) with respect to a direction orthogonal to the axis is provided on the side of the first and second rings 98 and 100 that slides with each other. 102 and 104 are formed.
【００１７】次に、このように構成される歯車研削装置
１０の動作を、第１の実施例に係る取付構造５４との関
連で説明する。Next, the operation of the gear grinding apparatus 10 thus configured will be described in relation to the mounting structure 54 according to the first embodiment.
【００１８】まず回転軸５２に固着されている取付部材
５８に、砥石６２が芯出し機構６６および面倒れ調整機
構６８を介して取り付けられる。すなわち、取付部材５
８の第２段状部７８に面倒れ調整機構６８を構成する第
１および第２リング９８、１００が配設される。その
際、第１および第２リング９８、１００を互いに所定の
角度だけ回転させることにより、それぞれの傾斜接触面
１０２、１０４の接触位置が変更される。このため、第
１および第２リング９８、１００の傾斜接触面１０２、
１０４の反対側の面１０２ａ、１０４ａは、互いに０°
〜１０°の範囲内で選択的に傾斜する（図３および図４
参照）。従って、面１０２ａ、１０４ａの互いの傾斜角
度を設定することにより、取付部材５８に対する砥石６
２の面倒れを修正することができる。First, the grindstone 62 is mounted on a mounting member 58 fixed to the rotating shaft 52 via a centering mechanism 66 and a surface tilt adjusting mechanism 68. That is, the mounting member 5
The first and second rings 98 and 100 constituting the surface tilt adjusting mechanism 68 are disposed on the second stepped portion 78 of FIG. At that time, by rotating the first and second rings 98 and 100 by a predetermined angle with respect to each other, the contact positions of the respective inclined contact surfaces 102 and 104 are changed. Therefore, the inclined contact surfaces 102 of the first and second rings 98, 100,
The opposite faces 102a, 104a of 104 are at 0 ° to each other.
Selectively tilting within the range of -10 ° (FIGS. 3 and 4
reference). Therefore, by setting the inclination angles of the surfaces 102a and 104a with respect to each other,
2 can be corrected.
【００１９】このように、取付部材５８に面倒れ調整機
構６８を介して砥石６２が配設された後、芯出し機構６
６を構成する押圧リング部材８８が、この取付部材５８
の第１段状部７６に配置される。この押圧リング部材８
８は、ボルト１０６を介して第１段状部７６を構成する
側面７６ａに固着される。その際、押圧リング部材８８
の半径外方向に傾斜するテーパ面９２が、砥石６２の内
周面６４に係合するとともに、環状溝部９４を介して弾
発的にこの内周面６４を半径外方向に押圧する。これに
より、この砥石６２を、回転軸５２と同軸的かつ高精度
に位置決め保持することができるという効果が得られ
る。As described above, after the grindstone 62 is disposed on the mounting member 58 via the tilt adjustment mechanism 68, the centering mechanism 6
The pressing ring member 88 constituting the mounting member 58
Are arranged in the first stepped portion 76. This pressing ring member 8
8 is fixed to a side surface 76 a constituting the first stepped portion 76 via a bolt 106. At this time, the pressing ring member 88
The tapered surface 92 inclined outward in the radial direction engages with the inner peripheral surface 64 of the grindstone 62 and resiliently presses the inner peripheral surface 64 in the radially outward direction via the annular groove 94. Thus, an effect is obtained that the grindstone 62 can be positioned and held coaxially with the rotary shaft 52 with high accuracy.
【００２０】押圧リング部材８８により砥石６２の位置
決め保持がなされた後、この押圧リング部材８８に固定
リング部材９０が固着される。After the grindstone 62 is positioned and held by the pressing ring member 88, a fixed ring member 90 is fixed to the pressing ring member 88.
【００２１】一方、ワーク保持機構２６を構成する主軸
台２８と心押台３０とにワークＷが保持されており、第
１および第２モータ１６、２２の駆動作用下に切り込み
テーブル１４およびトラバーステーブル２０を介してこ
のワーク保持機構２６が、矢印Ａ方向および矢印Ｂ方向
の所定の位置に変位される。On the other hand, a work W is held by a headstock 28 and a tailstock 30 which constitute a work holding mechanism 26. The cutting table 14 and the traverse table are driven by the first and second motors 16 and 22. The work holding mechanism 26 is displaced to a predetermined position in the direction of arrow A and the direction of arrow B via 20.
【００２２】砥石６２側では、まず第４モータ４０の駆
動作用下に旋回テーブル３８が矢印Ｃ方向の所定の角度
まで旋回され、この旋回テーブル３８と一体的に砥石６
２がワークＷに対して所定の角度に傾斜する。そして、
旋回テーブル３８上に設けられたシフトテーブル４６
が、第５モータ４２を介して所定の位置まで変位され
る。On the grindstone 62 side, the turning table 38 is first turned to a predetermined angle in the direction of arrow C under the driving action of the fourth motor 40, and the turning table 38 is integrally formed with the turning table 38.
2 is inclined at a predetermined angle with respect to the workpiece W. And
Shift table 46 provided on turning table 38
Is displaced to a predetermined position via the fifth motor 42.
【００２３】これにより、ワークＷおよび砥石６２の位
置決めが行われ、さらにこの砥石６２とワークＷとの初
期位相合わせが行われた後、砥石スピンドルユニット４
８の第６モータ５０とワーク保持機構２６の第３モータ
３２とが同期運転される。このため、砥石６２のねじ状
研削面６０を介してワークＷの歯車研削加工が行われ
る。As a result, the workpiece W and the grindstone 62 are positioned, and after the initial phase adjustment between the grindstone 62 and the work W is performed, the grindstone spindle unit 4
8 and the third motor 32 of the work holding mechanism 26 are operated synchronously. For this reason, the gear grinding of the work W is performed via the threaded grinding surface 60 of the grindstone 62.
【００２４】次いで、第２の実施例に係る取付構造２０
０を、図５を参照して説明する。Next, the mounting structure 20 according to the second embodiment.
0 will be described with reference to FIG.
【００２５】この取付構造２００は、回転軸２０２と、
この回転軸２０２に固着される取付部材２０４と、この
取付部材２０４に固着されるリング状研削用砥石２０６
と、前記取付部材２０４に一体的に設けられる芯出し機
構２０８とを備える。The mounting structure 200 includes a rotating shaft 202,
A mounting member 204 fixed to the rotating shaft 202 and a ring-shaped grinding wheel 206 fixed to the mounting member 204
And a centering mechanism 208 provided integrally with the mounting member 204.
【００２６】回転軸２０２の先端部に、位置決め用端面
２１０が設けられる一方、取付部材２０４に、この端面
２１０に当接する基準面２１２が形成される。取付部材
２０４の外周部には、段状部２１４を介してフランジ部
２１６が設けられ、このフランジ部２１６に複数のねじ
穴２１８が形成される。この段状部２１４を形成する周
面部に、芯出し機構２０８を構成する押圧面２２０が設
けられ、この押圧面２２０の内側に環状溝部２２２が形
成される。A positioning end surface 210 is provided at the tip of the rotating shaft 202, while a reference surface 212 is formed on the mounting member 204 so as to abut the end surface 210. A flange portion 216 is provided on an outer peripheral portion of the mounting member 204 via a step portion 214, and a plurality of screw holes 218 are formed in the flange portion 216. A pressing surface 220 constituting the centering mechanism 208 is provided on the peripheral surface forming the stepped portion 214, and an annular groove 222 is formed inside the pressing surface 220.
【００２７】砥石２０６は、外周部にねじ状研削面２２
４を備えるとともに、取付部材２０４のねじ穴２１８に
対応して複数のボルト挿入用孔部２２６が形成される。
この砥石２０６の内周面２２８は、芯出し機構２０８の
押圧面２２０に押圧されるものであり、その内径を押圧
面２２０の外径と同等以下に設定されている。The grindstone 206 has a threaded grinding surface 22 on its outer periphery.
4 and a plurality of bolt insertion holes 226 corresponding to the screw holes 218 of the mounting member 204.
The inner peripheral surface 228 of the grindstone 206 is pressed against the pressing surface 220 of the centering mechanism 208, and its inner diameter is set to be equal to or less than the outer diameter of the pressing surface 220.
【００２８】このように構成される第２の実施例に係る
取付構造２００では、取付部材２０４の基準面２１２を
回転軸２０２の端面２１０に当接させて、この取付部材
２０４が、回転軸２０２に対して位置決め固定される。
さらに、取付部材２０４の段状部２１４に対応して砥石
２０６が配設され、この砥石２０６の孔部２２６にボル
ト２３０が挿入され、このボルト２３０の先端がフラン
ジ部２１６のねじ穴２１８にねじ込まれることにより、
砥石２０６が取付部材２０４に固着される。In the mounting structure 200 according to the second embodiment configured as described above, the reference surface 212 of the mounting member 204 is brought into contact with the end surface 210 of the rotating shaft 202, and the mounting member 204 is Is positioned and fixed.
Further, a grindstone 206 is provided corresponding to the stepped portion 214 of the attachment member 204, a bolt 230 is inserted into a hole 226 of the grindstone 206, and a tip of the bolt 230 is screwed into a screw hole 218 of the flange 216. By being
The grindstone 206 is fixed to the mounting member 204.
【００２９】この場合、ボルト２３０が締め込まれる
と、砥石２０６の内周面２２８に芯出し機構２０８を構
成する押圧面２２０が圧接され、この内周面２２８が半
径外方向に押圧されて前記砥石２０６の芯出し作業が効
率的かつ高精度に遂行されるという効果が得られる。し
かも、砥石２０６の側面２０６ａが取付部材２０４のフ
ランジ部２１６に当接してこの砥石２０６の面倒れを有
効に防止することができる。In this case, when the bolt 230 is tightened, the pressing surface 220 constituting the centering mechanism 208 is pressed against the inner peripheral surface 228 of the grindstone 206, and the inner peripheral surface 228 is pressed radially outward, and The effect that the centering work of the grindstone 206 is efficiently and accurately performed is obtained. In addition, the side surface 206a of the grindstone 206 comes into contact with the flange portion 216 of the mounting member 204, so that the surface of the grindstone 206 can be effectively prevented from falling down.
【００３０】なお、芯出し機構２０８を構成する押圧面
２２０は、回転軸２０２の軸線方向に平行であってもよ
く、またフランジ部２１６側に指向して半径外方向に傾
斜するテーパ面であってもよい。The pressing surface 220 constituting the centering mechanism 208 may be parallel to the axial direction of the rotating shaft 202, or may be a tapered surface that is directed radially outward toward the flange 216. You may.
【００３１】さらにまた、第３の実施例に係る取付構造
３００を、図６を参照して説明する。A mounting structure 300 according to a third embodiment will be described with reference to FIG.
【００３２】この取付構造３００は、回転軸３０２と、
この回転軸３０２に固着される取付部材３０４と、この
取付部材３０４に固着されるリング状研削用砥石３０６
と、前記取付部材３０４と砥石３０６との間に配設され
る芯出し機構３０８とを備える。The mounting structure 300 includes a rotating shaft 302,
A mounting member 304 fixed to the rotating shaft 302 and a ring-shaped grinding wheel 306 fixed to the mounting member 304
And a centering mechanism 308 disposed between the mounting member 304 and the grindstone 306.
【００３３】回転軸３０２の先端部に、位置決め用端面
３１０が設けられる一方、取付部材３０４に、この端面
３１０に当接する基準面３１２が形成される。取付部材
３０４の外周部には、階段状に第１および第２段状部３
１４、３１５が形成され、この第２段状部３１５を介し
てフランジ部３１６が設けられ、このフランジ部３１６
に複数のねじ穴３１８が形成される。砥石３０６は、外
周部にねじ状研削面３２４を備えるとともに、取付部材
３０４のねじ穴３１８に対応して複数のボルト挿入用孔
部３２６が形成され、この孔部３２６の内側に内周面３
２８が設けられる。A positioning end surface 310 is provided at the tip of the rotating shaft 302, while a reference surface 312 is formed on the mounting member 304 so as to abut the end surface 310. The first and second stepped portions 3 are provided stepwise on the outer peripheral portion of the mounting member 304.
14 and 315 are formed, and a flange portion 316 is provided through the second step portion 315.
Are formed with a plurality of screw holes 318. The grindstone 306 has a threaded grinding surface 324 on the outer peripheral portion, and a plurality of bolt insertion holes 326 corresponding to the screw holes 318 of the mounting member 304. The inner peripheral surface 3 is formed inside the hole 326.
28 are provided.
【００３４】芯出し機構３０８は、取付部材３０４の第
１段状部３１４に配設されるコレット部材３３０とプラ
ンジャ部材３３２とを備え、このコレット部材３３０を
構成する複数の爪部３３４の内周面側に、軸線方向内方
に指向して半径方向内方に傾斜するテーパ面３３６が形
成される。プランジャ部材３３２は、ボルト３３８を介
してコレット部材３３０に固着されるとともに、その外
周部にテーパ面３４０が形成され、このプランジャ部材
３３２に挿入されてコレット部材３３０にねじ込まれる
ボルト３４２を介し、前記テーパ面３４０がテーパ面３
３６に圧接される。The centering mechanism 308 includes a collet member 330 and a plunger member 332 disposed on the first step portion 314 of the mounting member 304, and the inner periphery of the plurality of claw portions 334 constituting the collet member 330. On the surface side, a tapered surface 336 that is directed inward in the axial direction and is inclined inward in the radial direction is formed. The plunger member 332 is fixed to the collet member 330 via a bolt 338, and has a tapered surface 340 formed on the outer periphery thereof. The bolt 342 is inserted into the plunger member 332 and screwed into the collet member 330, and Tapered surface 340 is tapered surface 3
36.
【００３５】このように構成される第３の実施例に係る
取付構造３００では、第２の実施例に係る取付構造２０
０と同様に、取付部材３０４が回転軸３０２に精度よく
固着された後、砥石３０６がボルト３４４を介してこの
取付部材３０４の第２段状部３１５に対応して固着され
る。このため、砥石３０６の側面３０６ａが取付部材３
０４のフランジ部３１６に当接してこの砥石３０６の面
倒れが有効に阻止される。In the mounting structure 300 according to the third embodiment configured as described above, the mounting structure 20 according to the second embodiment is used.
Similarly to the case 0, after the mounting member 304 is accurately fixed to the rotating shaft 302, the grinding stone 306 is fixed to the second step portion 315 of the mounting member 304 via the bolt 344. Therefore, the side surface 306a of the grindstone 306 is
The abutment of the whetstone 306 with the flange portion 316 of 04 is effectively prevented.
【００３６】そして、ボルト３４２がコレット部材３３
０にねじ込まれると、プランジャ部材３３２の外周部が
内方に変形されてそのテーパ面３４０によりコレット部
材３３０のテーパ面３３６が押圧される。従って、複数
の爪部３３４を介して砥石３０６の内周面３２８が半径
外方向に押圧され、この砥石３０６の芯出し作業が迅速
かつ高精度に遂行される。The bolt 342 is connected to the collet member 33.
When screwed into zero, the outer peripheral portion of the plunger member 332 is deformed inward, and the tapered surface 340 presses the tapered surface 336 of the collet member 330. Therefore, the inner peripheral surface 328 of the grindstone 306 is pressed radially outward through the plurality of claw portions 334, and the work of centering the grindstone 306 is performed quickly and with high accuracy.
【００３７】[0037]
【００３８】[0038]
【００３９】[0039]
【００４０】[0040]
【００４１】[0041]
【００４２】[0042]
【００４３】[0043]
【００４４】[0044]
【００４５】[0045]
【００４６】[0046]
【００４７】[0047]
【００４８】[0048]
【００４９】[0049]
【発明の効果】本発明に係る研削用砥石の取付構造によ
れば、以下の効果が得られる。According to the grinding wheel mounting structure of the present invention, the following effects can be obtained.
【００５０】回転軸に固着された取付部材にリング状研
削用砥石が固着される際、芯出し機構を介してこの砥石
の内周面が半径外方向に押圧されるため、砥石の軸線
は、芯出し機構を介して回転軸の軸線と同軸的に位置調
整される。従って、砥石と回転軸との係合に係る寸法管
理が用途なり、加工作業の効率化が遂行されるととも
に、砥石を回転軸に対して容易かつ高精度に取り付ける
ことができる。When the ring-shaped grinding wheel is fixed to the mounting member fixed to the rotating shaft, the inner peripheral surface of the wheel is pressed radially outward through the centering mechanism. The position is adjusted coaxially with the axis of the rotating shaft via the centering mechanism. Therefore, dimensional control relating to the engagement between the grindstone and the rotary shaft is used, and the efficiency of the machining operation is achieved, and the grindstone can be easily and accurately attached to the rotary shaft.
【図１】本発明の第１の実施例に係る研削用砥石の取付
構造を組み込む歯車研削装置の全体構成斜視図である。FIG. 1 is a perspective view of the overall configuration of a gear grinding device incorporating a grinding wheel mounting structure according to a first embodiment of the present invention.
【図２】前記第１の実施例に係る取付構造の縦断側面図
である。FIG. 2 is a vertical sectional side view of the mounting structure according to the first embodiment.
【図３】前記第１の実施例に係る取付構造を構成する面
倒れ調整機構の縦断側面図である。FIG. 3 is a vertical sectional side view of a surface tilt adjusting mechanism constituting the mounting structure according to the first embodiment.
【図４】前記面倒れ調整機構の接触角度を変更した状態
の縦断側面図である。FIG. 4 is a longitudinal sectional side view showing a state where a contact angle of the surface tilt adjustment mechanism is changed.
【図５】本発明の第２の実施例に係る取付構造の縦断側
面図である。FIG. 5 is a longitudinal sectional side view of a mounting structure according to a second embodiment of the present invention.
【図６】本発明の第３の実施例に係る取付構造の縦断側
面図である。 [6] Ru longitudinal side view der mounting structure according to a third embodiment of the present invention.
１０…歯車研削装置 １４…切込テーブル ２０…トラバーステーブル ４８…砥石スピンドルユニット ５２…回転軸 ５４…取付構造 ５８…取付部材 ６２…砥石 ６０…ねじ状研削面 ６６…芯出し機構 ６８…面倒れ調整機構 ８８…押圧リング部材 ９０…固定リング部材 ９８、１００…リング ２００…取付構造 ２０２…回転軸 ２０４…取付部材 ２０６…砥石 ２０８…芯出し機構 ２２０…押圧面 ３００…取付構造 ３０２…回転軸 ３０４…取付部材 ３０６…砥石 ３０８…芯出し機構 ３３０…コレット部材 ３３２…プランジャ部材 DESCRIPTION OF SYMBOLS 10 ... Gear grinding device 14 ... Cut-off table 20 ... Traverse table 48 ... Wheelstone spindle unit 52 ... Rotating shaft 54 ... Mounting structure 58 ... Mounting member 62 ... Whetstone 60 ... Threaded grinding surface 66 ... Centering mechanism 68 ... Mechanism 88 ... Pressing ring member 90 ... Fixing ring member 98, 100 ... Ring 200 ... Mounting structure 202 ... Rotating shaft 204 ... Mounting member 206 ... Whetstone 208 ... Centering mechanism 220 ... Pressing surface 300 ... Mounting structure 302 ... Rotating shaft 304 ... mounting member 306 ... grindstone 308 ... centering mechanism 330 ... collet 332 ... plunger member
───────────────────────────────────────────────────── フロントページの続き (72)発明者 芳賀 文雄 埼玉県狭山市新狭山１−10−１ ホンダ エンジニアリング株式会社内 (72)発明者 篠 恵也 埼玉県狭山市新狭山１−10−１ ホンダ エンジニアリング株式会社内 (56)参考文献 特開 平２−198765（ＪＰ，Ａ) 実開 平１−60863（ＪＰ，Ｕ) 実開 昭62−184968（ＪＰ，Ｕ) 実開 昭61−89463（ＪＰ，Ｕ) 実開 平１−81223（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.6，ＤＢ名) B24B 45/00 B24D 5/16──────────────────────────────────────────────────続 き Continued on the front page (72) Fumio Haga Inventor 1-10-1 Shinsayama, Sayama-shi, Saitama Honda Engineering Co., Ltd. (72) Keiya Shino 1-10-1 Shin-Sayama, Sayama-shi, Saitama Honda Engineering Co., Ltd. (56) References JP-A-2-198765 (JP, A) JP-A-1-60863 (JP, U) JP-A-62-184968 (JP, U) JP-A-61-189463 (JP, U.S.A.) , U) Japanese Utility Model 1-81223 (JP, U) (58) Fields surveyed (Int. Cl. 6 , DB name) B24B 45/00 B24D 5/16
Claims (3)
グ状研削用砥石と、前記取付部材に一体的に設けられ、
前記砥石の内周面を半径外方向に押圧して 該砥石を前記回転軸と同軸的に位置調整可能な芯出し機
構と、 を備え、 前記取付部材は、外周部に段状部を介して前記砥石を固
着するためのフランジ部を有するとともに、 前記芯出し機構は、前記段状部を構成する周面部と同軸
的にかつ前記周面部の軸方向に所定の長さを有して前記
取付部材に形成される環状溝部と、 前記環状溝部の外方に対応して前記周面部に形成され、
該 環状溝部を介して前記砥石の内周面を半径外方向に押
圧するための押圧面を有することを特徴とする研削用砥
石の取付構造。A rotating shaft driven to rotate; a mounting member coaxially fixed to the rotating shaft; a ring-shaped grinding wheel having a grinding surface on an outer peripheral portion and fixed to the mounting member; Integrally provided on the mounting member,
A centering mechanism that presses the inner peripheral surface of the whetstone in a radially outward direction and adjusts the position of the whetstone coaxially with the rotation axis.The mounting member is provided with a stepped portion at the outer peripheral portion. A flange portion for fixing the grinding stone is provided, and the centering mechanism is coaxial with a peripheral surface portion forming the stepped portion.
Having a predetermined length in the axial direction of the peripheral surface portion and
An annular groove that will be formed in the mounting member, corresponding to the outside of the annular groove formed in said peripheral surface,
Mounting structure of the grinding wheels and having a pressing surface for press push <br/> radially outwardly of the inner peripheral surface of the grinding wheel via the annular groove.
グ状研削用砥石と、 前記取付部材と前記砥石との間に配設され、前記砥石の
内周面を半径外方向に押圧して該砥石を前記回転軸と同
軸的に位置調整可能な芯出し機構と、 を備え、 前記取付部材は、外周部に芯出し機構配設用の第１段状
部と砥石配設用の第２段状部とを階段状に有するととも
に、 前記芯出し機構は、内周面にテーパ面が形成された複数
の爪部を設けるコレット部材と、 前記爪部により前記砥石の内周面を押圧するために、前
記テーパ面に接触するテーパ面が外周面に形成されたプ
ランジャ部材と、 を有することを特徴とする研削用砥石の取付構造。2. A rotating shaft driven to rotate, an attachment member coaxially fixed to the rotation shaft, a ring-shaped grinding wheel having a grinding surface on an outer peripheral portion and fixed to the attachment member, A centering mechanism disposed between the mounting member and the grindstone, and capable of adjusting the position of the grindstone coaxially with the rotation axis by pressing an inner peripheral surface of the grindstone in a radially outward direction, The mounting member has a first stepped portion for arranging the centering mechanism and a second stepped portion for arranging the grindstone on the outer peripheral portion in a stepwise manner, and the centering mechanism has a tapered inner peripheral surface. A collet member provided with a plurality of claw portions having a surface formed thereon, and a plunger member having a tapered surface formed on an outer peripheral surface in contact with the tapered surface for pressing an inner peripheral surface of the grindstone by the claw portion. A mounting structure for a grinding wheel for grinding, comprising:
グ状研削用砥石と、 前記取付部材と前記砥石との間に配設され、前記砥石の
内周面を半径外方向に押圧して該砥石を前記回転軸と同
軸的に位置調整可能な芯出し機構と、 前記取付部材と前記砥石との間に配設され、前記砥石の
軸線の傾きを調整するための面倒れ調整機構と、 を備え、 前記芯出し機構は、外周面に環状溝部を介して弾性変形
可能なテーパ面が形成された押圧リング部材を有し、 前記面倒れ調整機構は、前記取付部材の半径方向に延在
する側面に係合する第１リングと、 前記砥石の半径方向に延在する当接面に係合する第２リ
ングと、 を有するとともに、 前記第１および第２リングの互いに摺接する側部には、
軸線に直交する方向に対して傾斜する傾斜接触面が形成
されることを特徴とする研削用砥石の取付構造。3. A rotating shaft driven to rotate, a mounting member fixed coaxially to the rotating shaft, a ring-shaped grinding wheel having a grinding surface on an outer peripheral portion and fixed to the mounting member, A centering mechanism disposed between the mounting member and the grindstone, the centering mechanism being capable of pressing the inner peripheral surface of the grindstone in a radially outward direction to adjust the position of the grindstone coaxially with the rotation axis; And a surface tilt adjustment mechanism for adjusting the inclination of the axis of the grinding stone, which is disposed between the grinding wheel and the grinding stone. A surface of the pressing ring member having a surface formed thereon, wherein the surface tilt adjustment mechanism includes a first ring engaged with a side surface of the mounting member extending in a radial direction, and a contact extending in a radial direction of the grindstone. A second ring engaged with a surface, and the first and second rings On the sides of the
A mounting structure for a grinding wheel, wherein an inclined contact surface that is inclined with respect to a direction perpendicular to an axis is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4016263A JP2783478B2 (en) | 1992-01-31 | 1992-01-31 | Grinding wheel mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4016263A JP2783478B2 (en) | 1992-01-31 | 1992-01-31 | Grinding wheel mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05212672A JPH05212672A (en) | 1993-08-24 |
| JP2783478B2 true JP2783478B2 (en) | 1998-08-06 |
Family
ID=11911671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4016263A Expired - Fee Related JP2783478B2 (en) | 1992-01-31 | 1992-01-31 | Grinding wheel mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2783478B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6009312B2 (en) * | 2012-10-12 | 2016-10-19 | コマツＮｔｃ株式会社 | Grinder |
| CN103447972B (en) * | 2013-08-22 | 2015-05-27 | 山东凯美瑞轴承科技有限公司 | Grinding wheel fastening device for vertical circular table surface grinder |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS639410Y2 (en) * | 1984-11-15 | 1988-03-19 | ||
| JPH065080Y2 (en) * | 1986-05-13 | 1994-02-09 | 嚴一 佐藤 | Tool mounting jig |
| JPH0160863U (en) * | 1987-10-12 | 1989-04-18 | ||
| JPH0181223U (en) * | 1987-11-18 | 1989-05-31 | ||
| JPH02198765A (en) * | 1989-01-26 | 1990-08-07 | Babcock Hitachi Kk | Fixing device for discoid grindstone |
-
1992
- 1992-01-31 JP JP4016263A patent/JP2783478B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05212672A (en) | 1993-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5177905A (en) | Tool attaching/detaching device | |
| CN113618452B (en) | Multifunctional processing seat | |
| EP1974859B1 (en) | A cylindrical grinding machine with a wheel truing apparatus and a truing method | |
| JP2783478B2 (en) | Grinding wheel mounting structure | |
| US3646711A (en) | Mounting adapter assembly | |
| JPH065080Y2 (en) | Tool mounting jig | |
| JP2002137152A (en) | Machining device and machining method | |
| JP2749154B2 (en) | Rotary dressing device | |
| JPH11156682A (en) | Inner diameter grinding machine | |
| JP3112408B2 (en) | Vertical double-ended surface grinder | |
| JPH02237764A (en) | Grinding aligning round work piece | |
| JP4041225B2 (en) | Polishing equipment | |
| JPH077049Y2 (en) | Workpiece chuck device with spline holes | |
| JPH05212671A (en) | Setting structure of grinding wheel | |
| JPS634569Y2 (en) | ||
| JPH0574705U (en) | Center with heart adjustment mechanism | |
| JPH0222192Y2 (en) | ||
| JP3009561U (en) | Grinding wheel holder with small diameter shaft for grinding machine | |
| JPH088060Y2 (en) | Rotating tool processing jig | |
| JP2536352Y2 (en) | Groove processing equipment | |
| JP2605490Y2 (en) | Workpiece grasping device for cylindrical grinder | |
| JPH06315857A (en) | Automatic grinding device | |
| JP2507878Y2 (en) | Workpiece holding device | |
| JP2596245Y2 (en) | Movable whetstone shaft | |
| JP2538415Y2 (en) | Edge sealing structure of grinding wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |