JPH03104088U

JPH03104088U -

Info

Publication number: JPH03104088U
Application number: JP1290890U
Authority: JP
Priority date: 1990-02-13
Filing date: 1990-02-13
Publication date: 1991-10-29

Description

[Brief explanation of the drawing]

第１図は本考案の第１実施例を示す多極多相型
の両面励磁構造の可動マグネツト型リニア直流ブ
ラシレスモータをその移動子の走行方向から見た
縦断面図、第２図は本考案の第２実施例を示す多
極多相型の両面励磁構造の可動電機子型リニア直
流ブラシレスモータをその移動子の走行方向から
見た縦断面図、第３図は従来の多極多相型の片面
励磁構造の可動マグネツト型リニア直流ブラシレ
スモータの平面図、第４図は同可動マグネツト型
リニア直流ブラシレスモータの側面図、第５図は
同可動マグネツト型リニア直流ブラシレスモータ
をその移動子の走行方向から見た縦断面図、第６
図は界磁マグネツトの説明図、第７図は従来の改
良された多極多相型の両面励磁構造の可動マグネ
ツト型リニア直流ブラシレスモータの移動子の走
行方向から見た縦断面図、第８図は同可動マグネ
ツト型リニア直流ブラシレスモータの平面図、第
９図は同可動マグネツト型リニア直流ブラシレス
モータの側面図である。符号の説明、ＬＤＭ……従来の多極多相型の片
面励磁構造の可動マグネツト型リニア直流ラシレ
スモータ、ＬＤＭ−１……従来の改良された多極
多相型の両面励磁構造の可動マグネツト型リニア
直流ブラシレスモータ、ＬＤＭ−２……本考案の
第１実施例を示す多極多相型の両面励磁構造の可
動マグネツト型リニア直流ブラシレスモータ、Ｌ
ＤＭ−３……本考案の第２実施例を示す多極多相
型の両面励磁構造の可動電機子型リニア直流ブラ
シレスモータ、１……ステータベース、２−１，
２−２……ステータヨーク、３−１，３−２……
プリント配線基板、４−１，４−２，４′−１，
４′−２……リニアガイド用突起、５……電機子
コイル、５ａ，５ｂ……推力の発生に寄与する有
効導体部、５ｃ，５ｄ……推力の発生に寄与する
導体部と直交する導体部、６，６−１，６−２…
…コアレスステータ電機子、６′−１，６′−２
……コアレス可動電機子、７−１，７−２，７′
−１，７′−２……界磁マグネツト、８，８′，
８″……固定子、９，９′……移動子、１０……
走行ヨーク、１０ａ……側壁、１０ｂ……透孔、
１０ｃ……上面、１０ｃ′……下面、１０ｄ……
被可動体取り付け兼界磁マグネツト冷却用螺子孔
、１０ｅ，１０ｅ′……延長部、１０ｆ……段部
、１０ｇ……ガイドローラ収納用切欠、１０′…
…走行体、１０ａ……側壁、１１……止子、１１
ａ……頭部、１２……係合溝、１３……ガイドロ
ーラ、１４……ステータヨーク、１５……移動子
、１６……磁極判別素子、１７……走行ヨーク、
１７……延長折曲部、１８……ガイドローラ、１
９……固定子、２０……固定基台、２１……ステ
ータ基板、２２−１，２２−２……通電制御回路
収納用凹部、２３……螺子、２４−１，２４−２
……長溝、２５−１，２５−２……リニアガイド
形成用レール、２６……螺子、２７−１，２７−
２……走行ヨーク、２８……螺子。 Fig. 1 is a vertical cross-sectional view of a movable magnet type linear DC brushless motor with a multi-pole, multi-phase, double-sided excitation structure, showing the first embodiment of the present invention, as viewed from the running direction of its mover. A vertical cross-sectional view of a movable armature linear DC brushless motor with a double-sided excitation structure of a multi-pole, multi-phase type, viewed from the running direction of its mover, showing a second embodiment of the present invention. Fig. 4 is a side view of the movable magnet type linear DC brushless motor, and Fig. 5 is a plan view of the movable magnet type linear DC brushless motor with single-sided excitation structure. Vertical sectional view seen from the direction, No. 6
The figure is an explanatory diagram of a field magnet, Figure 7 is a vertical cross-sectional view of a conventional improved multi-pole, multi-phase type, double-sided excitation structure moving magnet type linear DC brushless motor as seen from the moving direction of the moving element. This figure is a plan view of the movable magnet type linear DC brushless motor, and FIG. 9 is a side view of the same movable magnet type linear DC brushless motor. Explanation of symbols, LDM...Conventional multi-pole, multi-phase, single-sided excitation structure moving magnet type linear DC Laserless motor, LDM-1... Conventional, improved multi-pole, multi-phase, double-sided excitation structure, moving magnet linear motor DC brushless motor, LDM-2...Multi-pole, multi-phase type, double-sided excitation structure, movable magnet type linear DC brushless motor, L, showing the first embodiment of the present invention.
DM-3...Moving armature type linear DC brushless motor with multi-pole, multi-phase double-sided excitation structure showing a second embodiment of the present invention, 1...Stator base, 2-1,
2-2...Stator yoke, 3-1, 3-2...
Printed wiring board, 4-1, 4-2, 4'-1,
4'-2... Linear guide protrusion, 5... Armature coil, 5a, 5b... Effective conductor part that contributes to the generation of thrust, 5c, 5d... Conductor perpendicular to the conductor part that contributes to the generation of thrust. Part, 6, 6-1, 6-2...
...Coreless stator armature, 6'-1, 6'-2
...Coreless movable armature, 7-1, 7-2, 7'
-1,7'-2...field magnet, 8,8',
8″... Stator, 9,9'... Mover, 10...
Traveling yoke, 10a...side wall, 10b...through hole,
10c...Top surface, 10c'...Bottom surface, 10d...
Screw holes for attaching the movable body and cooling the field magnet, 10e, 10e'... Extension part, 10f... Step part, 10g... Notch for storing guide roller, 10'...
... Running body, 10a... Side wall, 11... Stop, 11
a...head, 12...engaging groove, 13...guide roller, 14...stator yoke, 15...mover, 16...magnetic pole discrimination element, 17...travel yoke,
17... Extension bending part, 18... Guide roller, 1
9...Stator, 20...Fixed base, 21...Stator board, 22-1, 22-2...Concavity for housing control circuit, 23...Screw, 24-1, 24-2
... Long groove, 25-1, 25-2 ... Linear guide forming rail, 26 ... Screw, 27-1, 27-
2... Running yoke, 28... Screw.

Claims

[Scope of utility model registration request]

n (n is an integer of 2 or more) along the moving direction of the mover on each side of the long plate-shaped stator board.
The coreless armature coils are arranged to form a coreless armature, or the N and S magnetic poles are set to P (P is A stator is formed by arranging field magnets (an integer of 2 or more), and a vertical cross-sectional locus of the stator as viewed from the moving direction of the coreless armature of the stator or the mover facing the field magnet. The field magnet or coreless stator armature is arranged on the inner surface of the character-shaped member to form a mover,
A linear guide forming rail having a linear guide protrusion having a triangular cross section and protruding outwardly is fixed to the side surface of the stator board, and the side surface is in sliding contact with the linear guide protrusion of the linear guide forming rail. A guide roller having an engagement groove with a trough-shaped portion is rotatably attached to the side surface of the rectangular longitudinal section member and engaged with the linear guide protrusion to linearly guide the slider. DC motor.