JPH0318696U - - Google Patents
Info
- Publication number
- JPH0318696U JPH0318696U JP1989077360U JP7736089U JPH0318696U JP H0318696 U JPH0318696 U JP H0318696U JP 1989077360 U JP1989077360 U JP 1989077360U JP 7736089 U JP7736089 U JP 7736089U JP H0318696 U JPH0318696 U JP H0318696U
- Authority
- JP
- Japan
- Prior art keywords
- linear motor
- motor drive
- voltage
- intermediate running
- drive device
- 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.)
- Pending
Links
- 238000007599 discharging Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims 2
- 230000001133 acceleration Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Moving Of Heads (AREA)
- Control Of Linear Motors (AREA)
Description
第１図は、この考案のリニアモータ駆動装置の
一実施例を示す回路図、第２図は、第１図に示し
た回路各部の信号波形図、第３図は、この考案の
リニアモータ駆動装置の他の実施例を示す回路図
、第４図は、第３図に示した回路各部の信号波形
図、第５図は、従来のリニアモータ駆動装置の一
例を示す回路図、第６図は、第５図に示した回路
各部の信号波形図である。
２……リニアモータ、１１，２１……リニアモ
ータ駆動装置、１３……充・放電回路。
Fig. 1 is a circuit diagram showing an embodiment of the linear motor drive device of this invention, Fig. 2 is a signal waveform diagram of each part of the circuit shown in Fig. 1, and Fig. 3 is a linear motor drive of this invention. FIG. 4 is a circuit diagram showing another embodiment of the device; FIG. 4 is a signal waveform diagram of each part of the circuit shown in FIG. 3; FIG. 5 is a circuit diagram showing an example of a conventional linear motor drive device; FIG. 5 is a signal waveform diagram of each part of the circuit shown in FIG. 5. FIG. 2... Linear motor, 11, 21... Linear motor drive device, 13... Charging/discharging circuit.
Claims (1)
中間走行期間及び減速のための制動期間からなる
台形速度軌跡を目標にリニアモータを駆動するリ
ニアモータ駆動装置であつて、前記中間走行期間
において、前記リニアモータの慣性にもとづく等
速移動を妨げる減速要因を打ち消すに必要な電圧
を、中間走行電圧として前記リニアモータを印加
するモータ駆動回路を具備してなるリニアモータ
駆動装置。 (2) 前記モータ駆動回路は、時間とともに漸増
する電圧を中間走行電圧として前記リニアモータ
に印加することを特徴とする請求項１記載のリニ
アモータ駆動装置。 (3) 前記中間走行電圧は、充・放電回路の充電
曲線に沿つて零から漸増する電圧であることを特
徴とする請求項２記載のリニアモータ駆動装置。 (4) 前記モータ駆動回路は、時間とともに漸減
する電圧を中間走行電圧として前記リニアモータ
に印加することを特徴とする請求項１記載のリニ
アモータ駆動装置。 (5) 前記中間走行電圧は、充・放電回路の充電
曲線に沿つて漸増する電圧を極性反転した零に向
かつて漸減する電圧であることを特徴とする請求
項４記載のリニアモータ駆動装置。[Claims for Utility Model Registration] (1) Linear motor drive that drives a linear motor with the goal of a trapezoidal velocity trajectory consisting of a startup period for acceleration, an intermediate running period for constant velocity movement, and a braking period for deceleration. The device includes a motor drive circuit that applies, as an intermediate running voltage, to the linear motor during the intermediate running period a voltage necessary to cancel out deceleration factors that prevent uniform movement based on the inertia of the linear motor. A linear motor drive device. (2) The linear motor drive device according to claim 1, wherein the motor drive circuit applies a voltage that gradually increases over time to the linear motor as an intermediate running voltage. (3) The linear motor drive device according to claim 2, wherein the intermediate running voltage is a voltage that gradually increases from zero along a charging curve of the charging/discharging circuit. (4) The linear motor drive device according to claim 1, wherein the motor drive circuit applies a voltage that gradually decreases over time to the linear motor as an intermediate running voltage. (5) The linear motor drive device according to claim 4, wherein the intermediate running voltage is a voltage that gradually increases along the charging curve of the charging/discharging circuit and gradually decreases toward zero with polarity reversed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989077360U JPH0318696U (en) | 1989-06-30 | 1989-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989077360U JPH0318696U (en) | 1989-06-30 | 1989-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0318696U true JPH0318696U (en) | 1991-02-25 |
Family
ID=31619674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989077360U Pending JPH0318696U (en) | 1989-06-30 | 1989-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318696U (en) |
-
1989
- 1989-06-30 JP JP1989077360U patent/JPH0318696U/ja active Pending
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