JPH02139023U - - Google Patents
Info
- Publication number
- JPH02139023U JPH02139023U JP4810789U JP4810789U JPH02139023U JP H02139023 U JPH02139023 U JP H02139023U JP 4810789 U JP4810789 U JP 4810789U JP 4810789 U JP4810789 U JP 4810789U JP H02139023 U JPH02139023 U JP H02139023U
- Authority
- JP
- Japan
- Prior art keywords
- gear
- grinding machine
- speed data
- detection means
- drive source
- 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
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Automatic Control Of Machine Tools (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Description
第１図は本考案に係る歯車研削機の外観斜視図
、第２図は本考案に係る歯車研削機に組み込まれ
る制御系の回路ブロツク図、第３図は本考案に係
る歯車研削機における砥石に対するワークの変位
を示す説明図、第４図は本考案に係る歯車研削機
によつて歯車を研削する際の第１ストロークから
第３ストロークに至る工程の動作を説明する図、
第５図は従来技術と本考案に係る研削抵抗とトラ
バース軸速度データの比較説明図である。
１０……ベツド、１２……切込テーブル、１４
……切込モータ、１６……トラバーステーブル、
１８……トラバースモータ、２０……歯車、２２
……ワークスピンドルモータ、２４……コラム、
２６……旋回テーブル、２８……シフトテーブル
、３０……シフト用モータ、３２……砥石スピン
ドルユニツト、３４……砥石駆動用モータ、３８
……砥石、４２……電流検出器、４４……電力検
出器、４６……適応制御ユニツト、４８……ロー
パスフイルタ、５０……差動増幅器、５４……サ
ンプルホールド回路、５６……Ｖ／Ｆコンバータ
、５８……カウンタ、６０……微分器、６２……
位置決めユニツト、６４……乗算器、６６……速
度演算部、６８……速度データ設定部、７０……
偏差レジスタ、７２……パルスジエネレータ、７
４……カウンタ、７６……Ｄ／Ａコンバータ、７
８……サーボアンプ。
Fig. 1 is an external perspective view of a gear grinding machine according to the present invention, Fig. 2 is a circuit block diagram of a control system incorporated in the gear grinding machine according to the present invention, and Fig. 3 is a grindstone in the gear grinding machine according to the present invention. FIG. 4 is an explanatory diagram showing the displacement of the workpiece relative to FIG.
FIG. 5 is a comparative explanatory diagram of grinding resistance and traverse shaft speed data according to the prior art and the present invention. 10...bed, 12...cut table, 14
...cutting motor, 16...traverse table,
18... Traverse motor, 20... Gear, 22
...Work spindle motor, 24...Column,
26... Turning table, 28... Shift table, 30... Shift motor, 32... Grinding wheel spindle unit, 34... Grinding wheel driving motor, 38
... Grinding wheel, 42 ... Current detector, 44 ... Power detector, 46 ... Adaptive control unit, 48 ... Low pass filter, 50 ... Differential amplifier, 54 ... Sample hold circuit, 56 ... V/ F converter, 58... Counter, 60... Differentiator, 62...
Positioning unit, 64... Multiplier, 66... Speed calculation section, 68... Speed data setting section, 70...
Deviation register, 72...Pulse generator, 7
4...Counter, 76...D/A converter, 7
8... Servo amplifier.
Claims (1)
、前記砥石に噛合する被研削歯車を当該歯車の軸
心方向に移動させる第２の駆動源とを備えた歯車
研削機において、前記第１駆動源で消費される負
荷電力を検出する検出手段と、当該検出手段によ
つて得られた負荷電力に応じた速度データを算出
する演算手段と、前記速度データと予め定められ
た速度データとの比較結果に応じて前記第２駆動
源を駆動する比較手段とを具備することを特徴と
する歯車研削機。 (2) 請求項１記載の歯車研削機において、負荷
電力を検出する検出手段は前記第１駆動源に接続
される電力検出器と、当該電力検出器に直列に接
続されるローパスフイルタ、サンプルホールド回
路および差動増幅器とからなり、速度データを算
出する演算手段は前記差動増幅器に直列に接続さ
れるＶ／Ｆコンバータ、カウンタ、微分器および
乗算器とからなることを特徴とする歯車研削機。[Claims for Utility Model Registration] (1) A first driving source that rotates a grinding wheel, and a second driving source that moves a gear to be ground that meshes with the grinding wheel in the axial direction of the gear. A gear grinding machine comprising: a detection means for detecting the load power consumed by the first drive source; a calculation means for calculating speed data according to the load power obtained by the detection means; and the speed A gear grinding machine characterized by comprising: comparison means for driving the second drive source according to a comparison result between the data and predetermined speed data. (2) In the gear grinding machine according to claim 1, the detection means for detecting the load power includes a power detector connected to the first drive source, a low pass filter and a sample hold connected in series to the power detector. A gear grinding machine comprising a circuit and a differential amplifier, and a calculation means for calculating speed data comprising a V/F converter, a counter, a differentiator, and a multiplier connected in series to the differential amplifier. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989048107U JPH0641780Y2 (en) | 1989-04-24 | 1989-04-24 | Gear grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989048107U JPH0641780Y2 (en) | 1989-04-24 | 1989-04-24 | Gear grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02139023U true JPH02139023U (en) | 1990-11-20 |
| JPH0641780Y2 JPH0641780Y2 (en) | 1994-11-02 |
Family
ID=31564624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989048107U Expired - Lifetime JPH0641780Y2 (en) | 1989-04-24 | 1989-04-24 | Gear grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0641780Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985844A (en) * | 2022-06-28 | 2022-09-02 | 湖南中大创远数控装备有限公司 | Grinding method for spiral bevel gear |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5393489A (en) * | 1977-01-28 | 1978-08-16 | Hitachi Seiko Ltd | Apparatus for controlling table feed speed of machine tool |
| JPS5982638U (en) * | 1982-11-29 | 1984-06-04 | 三菱自動車工業株式会社 | Gear cutting machine air cut shortening device |
-
1989
- 1989-04-24 JP JP1989048107U patent/JPH0641780Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5393489A (en) * | 1977-01-28 | 1978-08-16 | Hitachi Seiko Ltd | Apparatus for controlling table feed speed of machine tool |
| JPS5982638U (en) * | 1982-11-29 | 1984-06-04 | 三菱自動車工業株式会社 | Gear cutting machine air cut shortening device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114985844A (en) * | 2022-06-28 | 2022-09-02 | 湖南中大创远数控装备有限公司 | Grinding method for spiral bevel gear |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0641780Y2 (en) | 1994-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |