JPS63152209U

JPS63152209U -

Info

Publication number: JPS63152209U
Application number: JP4427887U
Authority: JP
Priority date: 1987-03-27
Filing date: 1987-03-27
Publication date: 1988-10-06

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の概略を示す正面図、
第２図は同実施例における着磁ヘツドと距離セン
サの並設状態を示す斜視図、第３図は同実施例に
おける着磁すべき磁性体と着磁ヘツド及び距離セ
ンサの位置関係を示す平面図、第４図は同実施例
における着磁ヘツド位置制御手段の概略構成を示
す説明図、第５図は同実施例における距離制御手
段の動作を示すフローチヤート、第６図Ａ，Ｂは
それぞれ本考案の他の実施例における磁性体と着
磁ヘツド及び距離センサの位置関係を示す平面図
及び側面図である。１…着磁ヘツド、２…距離センサ、３…磁性体
、４…移動手段としての回転台、５…スライダ、
６…スライドテーブル、７…距離制御手段、８…
スライダ駆動手段。 FIG. 1 is a front view schematically showing an embodiment of the present invention;
FIG. 2 is a perspective view showing the juxtaposed state of the magnetizing head and distance sensor in the same embodiment, and FIG. 3 is a plane view showing the positional relationship between the magnetic body to be magnetized, the magnetizing head, and the distance sensor in the same embodiment. 4 is an explanatory diagram showing the schematic configuration of the magnetizing head position control means in the same embodiment, FIG. 5 is a flowchart showing the operation of the distance control means in the same embodiment, and FIGS. 6A and 6B are respectively FIG. 7 is a plan view and a side view showing the positional relationship between a magnetic body, a magnetizing head, and a distance sensor in another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Magnetizing head, 2... Distance sensor, 3... Magnetic material, 4... Rotating table as a moving means, 5... Slider,
6...Slide table, 7...Distance control means, 8...
Slider driving means.

Claims

[Claims for Utility Model Registration] (1) A magnetizing head that is excited by a magnetizing current and generates a magnetizing magnetic field, and a magnetizing head that holds a magnetic material to be magnetized and directs the magnetic material to the magnetizing head. and a slider table equipped with a slider that holds the magnetizing head and can arbitrarily move the magnetizing head with respect to the magnetized surface of the magnetic body, In a magnetizing device that performs magnetization by positioning the magnetizing head with respect to a magnetized surface of a magnetic material, the detecting section is configured to face the magnetized surface of the magnetic material so that the magnetization head or the magnetic material is magnetized. a distance sensor that is attached to the slider and detects the facing distance between the detection section and the magnetized surface; A magnetizing device comprising: distance control means for outputting a distance correction control signal; and slider drive means for driving and controlling the slider according to the distance correction control signal. (2) The distance control means detects and stores the shortest distance from the facing distance detected by the distance sensor when the magnetic body is moved at least once by the moving means, and specifies the shortest distance. A magnetizing device according to claim 1, which is provided with shortest distance detection/storage means for comparing the distance with the distance. (3) The magnetizing device according to claim 1, wherein the moving means comprises a rotating table. (4) The magnetizing device according to claim 1, wherein an eddy current compatible proximity sensor is used as the distance sensor. (5) The magnetizing device according to claim 1, wherein a capacitance compatible proximity sensor is used as the distance sensor. (6) The magnetizing device according to claim 1, wherein a reflected light imaging position detection type proximity sensor is used as the distance sensor.