JPS5972881U

JPS5972881U - DC brushless linear motor

Info

Publication number: JPS5972881U
Application number: JP16801582U
Authority: JP
Inventors: 林　邦治; 内田　隆雄; 藤倉　勇
Original assignee: 沖電気工業株式会社; 東北沖電気株式会社
Priority date: 1982-11-08
Filing date: 1982-11-08
Publication date: 1984-05-17

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図■は従来の直流ブラシレスリニアモータを示す正
面図、第１図■はその側断面図、第２図は第１図におけ
る磁束の分布を示す一部拡大断面図、第３図は本考案に
よる直流ブラシレスリニアモータの第１の実施例を示す
側断面図、第４図は第２の実施例を示す側断面図である
。４・・・ステータ、５・・・支持板、６・・・コイル、
７・・・ホールセンサ、訃・・ロータ、９・・・ヨーク
、１０゜１０ａ、１０ｂ・・・永久磁石片。Figure 1 (■) is a front view showing a conventional DC brushless linear motor, Figure 1 (■) is a side sectional view, Figure 2 is a partially enlarged sectional view showing the magnetic flux distribution in Figure 1, and Figure 3 is a front view of a conventional DC brushless linear motor. FIG. 4 is a side sectional view showing a first embodiment of the invented DC brushless linear motor, and FIG. 4 is a side sectional view showing a second embodiment. 4... Stator, 5... Support plate, 6... Coil,
7... Hall sensor, rotor... 9... yoke, 10° 10a, 10b... permanent magnet piece.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

ロータ側にヨークと永久磁石とを備え、ステータ側にコ
イルを備えた直流ブラシレスリニアモータにおいて、複
数の永久磁石片をＮ極とＳ極とが交互の配置となるよう
にロータの移動方向に沿ってヨークに一定の間隔で固定
したことを特徴とする直流ブラシレスリニアモータ。In a DC brushless linear motor that is equipped with a yoke and a permanent magnet on the rotor side and a coil on the stator side, a plurality of permanent magnet pieces are arranged along the moving direction of the rotor so that N poles and S poles are arranged alternately. A DC brushless linear motor that is fixed to a yoke at regular intervals.