JPH01129805U - - Google Patents
Info
- Publication number
- JPH01129805U JPH01129805U JP1988023855U JP2385588U JPH01129805U JP H01129805 U JPH01129805 U JP H01129805U JP 1988023855 U JP1988023855 U JP 1988023855U JP 2385588 U JP2385588 U JP 2385588U JP H01129805 U JPH01129805 U JP H01129805U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- permanent magnets
- axis
- magnet assembly
- lumen
- 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
- 239000002184 metal Substances 0.000 claims description 6
- 239000000696 magnetic material Substances 0.000 claims 3
- 230000005415 magnetization Effects 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000005281 excited state Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Load-Engaging Elements For Cranes (AREA)
Description
第１図は本考案の磁気固定装置の一実施例を示
す斜視図、第２図は第１図の２―２線に沿つて得
た断面図、第３図は第２図の３―３線に沿つて得
た断面図、第４図は磁気作用面が励磁状態におか
れているときの第２図と同様の断面図、第５図は
本考案の磁気固定装置の他の実施例を示す第２図
と同様の断面図、第６図は第５図の６―６線に沿
つて得た断面図、第７図は本考案の磁気固定装置
のさらに他の実施例の要部を示す縦断面図、第８
図は本考案の磁気固定装置のさらに他の実施例を
示す断面図、第９図は第８図の９―９線に沿つて
得た断面図、第１０図および第１１図はそれぞれ
磁石組立体の他の形状を示す端面図、第１２図お
よび第１３図はそれぞれ磁石組立体の製造方法を
説明するための図である。
１０，５０，７０：磁気固定装置、１２，７２
：磁気回路ブロツク、１４，５２，７６：磁石組
立体、１６，７８：非磁性部材、１８，２０，８
０，８２：磁性部材、２２，８６：内腔、２６，
９０：磁気作用面、２８，３０，５４，５６，５
８，７４，９２，９４，９６：永久磁石、３２，
６０，６２，６４，６４′，９８：金属部材、３
４，１００：操作ノブ。
Figure 1 is a perspective view showing an embodiment of the magnetic fixing device of the present invention, Figure 2 is a sectional view taken along line 2-2 in Figure 1, and Figure 3 is 3-3 in Figure 2. 4 is a sectional view taken along the line, FIG. 4 is a sectional view similar to FIG. 2 when the magnetically active surface is in an excited state, and FIG. 5 is another embodiment of the magnetic fixing device of the present invention. FIG. 6 is a sectional view taken along line 6--6 in FIG. 5, and FIG. 7 is a main part of still another embodiment of the magnetic fixing device of the present invention. 8th longitudinal sectional view showing
The figure is a sectional view showing still another embodiment of the magnetic fixing device of the present invention, FIG. 9 is a sectional view taken along line 9--9 in FIG. 8, and FIGS. 10 and 11 are respectively magnet assembly. End views showing other shapes of the three-dimensional object, FIGS. 12 and 13 are views for explaining the method of manufacturing the magnet assembly, respectively. 10, 50, 70: Magnetic fixing device, 12, 72
: Magnetic circuit block, 14, 52, 76: Magnet assembly, 16, 78: Non-magnetic member, 18, 20, 8
0,82: Magnetic member, 22,86: Inner cavity, 26,
90: Magnetic action surface, 28, 30, 54, 56, 5
8, 74, 92, 94, 96: Permanent magnet, 32,
60, 62, 64, 64', 98: Metal member, 3
4,100: Operation knob.
Claims (1)
該磁性部材の間に配置された非磁性部材を備え、
円形の横断面形状を有する内腔が形成された磁気
回路ブロツクと、前記内腔内にこれの軸線の方向
へ伸びる軸線の周りに回転可能に配置され、前記
磁気作用面を励磁状態および非励磁状態に選択的
に切り換えるべく回転操作される磁石組立体とを
含み、前記磁石組立体は、これの回転軸線に沿つ
て伸びる複数の永久磁石であつて磁化方向が同じ
になるように前記回転軸線と交差する方向へ重ね
られた複数の永久磁石と、前記磁化方向に隣り合
う前記永久磁石の間に配置された磁性材料からな
る板状の金属部材であつてこれの厚さ寸法が前記
非磁性部材のそれより小さい金属部材とを備える
、磁気固定装置。 (2) 前記金属部材の幅方向両端面は前記磁石組
立体の外周面から後退されている、請求項(1)に
記載の磁気固定装置。 (3) 磁気作用面を有する一対の磁性部材および
該磁性部材の間に配置された非磁性部材を備え、
円形の横断面形状を有する内腔が形成された磁気
回路ブロツクと、前記内腔内にこれの軸線の方向
へ伸びる軸線の周りに回転可能に配置され、、前
記磁気作用面を励磁状態および非励磁状態に選択
的に切り換えるべく回転操作される磁石組立体と
を含み、前記磁石組立体は、これの回転軸線に沿
つて伸びる３以上の永久磁石であつて磁化方向が
同じになるように前記回転軸線と交差する方向へ
順次重ねられた永久磁石と、中央に配置された前
記永久磁石を包囲するように配置された磁性材料
からなる金属部材と、中央に配置された前記永久
磁石の一端部と係合された操作ノブとを備え、隣
り合う前記永久磁石の間における前記金属部材の
部位の厚さ寸法は前記非磁性部材のそれより小さ
い、磁気固定装置。 (4) 前記磁気回路ブロツクは前記磁性部材の間
に配置された固定の永久磁石をさらに備える、請
求項(1)または(3)に記載の磁気固定装置。[Claims for Utility Model Registration] (1) Comprising a pair of magnetic members having a magnetically active surface and a non-magnetic member disposed between the magnetic members,
a magnetic circuit block formed with a lumen having a circular cross-sectional shape; and a magnetic circuit block disposed within the lumen so as to be rotatable around an axis extending in the direction of the axis of the lumen; a magnet assembly rotatably manipulated to selectively switch between states, the magnet assembly comprising a plurality of permanent magnets extending along the axis of rotation of the magnet assembly, the magnet assembly including a plurality of permanent magnets extending along the axis of rotation such that the direction of magnetization is the same; A plate-shaped metal member made of a magnetic material and arranged between a plurality of permanent magnets stacked in a direction intersecting with the permanent magnets and the permanent magnets adjacent to each other in the magnetization direction, the thickness dimension of which is the non-magnetic material. and a metal member smaller than that of the member. (2) The magnetic fixing device according to claim 1, wherein both end surfaces in the width direction of the metal member are set back from the outer peripheral surface of the magnet assembly. (3) comprising a pair of magnetic members having a magnetically active surface and a non-magnetic member disposed between the magnetic members,
a magnetic circuit block formed with a lumen having a circular cross-sectional shape; and a magnetic circuit block arranged rotatably around an axis extending in the direction of the axis of the lumen within the lumen, the magnetic circuit block being configured to bring the magnetically active surface into an energized state and a non-energized state. a magnet assembly rotatably operated to selectively switch to an energized state, the magnet assembly comprising three or more permanent magnets extending along the axis of rotation of the magnet assembly, the permanent magnets having the same magnetization direction; Permanent magnets stacked one on top of the other in a direction intersecting the axis of rotation, a metal member made of a magnetic material arranged to surround the permanent magnet located at the center, and one end portion of the permanent magnet located at the center. and an operation knob engaged with the magnetic fixing device, wherein a thickness of a portion of the metal member between the adjacent permanent magnets is smaller than that of the non-magnetic member. (4) The magnetic fixing device according to claim (1) or (3), wherein the magnetic circuit block further includes a fixed permanent magnet arranged between the magnetic members.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988023855U JPH0510326Y2 (en) | 1988-02-26 | 1988-02-26 | |
| KR2019880021442U KR950007809Y1 (en) | 1988-02-26 | 1988-12-26 | Magnetism fixation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988023855U JPH0510326Y2 (en) | 1988-02-26 | 1988-02-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01129805U true JPH01129805U (en) | 1989-09-04 |
| JPH0510326Y2 JPH0510326Y2 (en) | 1993-03-15 |
Family
ID=12122044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988023855U Expired - Lifetime JPH0510326Y2 (en) | 1988-02-26 | 1988-02-26 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0510326Y2 (en) |
| KR (1) | KR950007809Y1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101616999B1 (en) * | 2015-03-16 | 2016-04-29 | 최태광 | Magnetic substance holding device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100746116B1 (en) * | 2006-06-14 | 2007-08-03 | 서동우 | Fixing apparatus using magnetic |
| KR20120119412A (en) * | 2011-04-21 | 2012-10-31 | 최태광 | A permanent magnet workholding device |
| KR101251036B1 (en) * | 2011-06-21 | 2013-04-04 | (주)뮤트로닉스 | Manually Operated Rotational Knob Apparatus for Airtight Structure Using Magnets |
| JP2023124431A (en) * | 2022-02-25 | 2023-09-06 | カネテック株式会社 | Magnetic sucker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59181505A (en) * | 1983-03-31 | 1984-10-16 | Fuji Jikou Kk | Permanent magnet type magnetic attracting apparatus |
| JPS6017852U (en) * | 1983-07-15 | 1985-02-06 | 丸伴化学工業株式会社 | Protective sheet for prisms |
| JPS6315404A (en) * | 1986-07-08 | 1988-01-22 | Fuji Jikou Kk | Magnetic attracter |
-
1988
- 1988-02-26 JP JP1988023855U patent/JPH0510326Y2/ja not_active Expired - Lifetime
- 1988-12-26 KR KR2019880021442U patent/KR950007809Y1/en not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59181505A (en) * | 1983-03-31 | 1984-10-16 | Fuji Jikou Kk | Permanent magnet type magnetic attracting apparatus |
| JPS6017852U (en) * | 1983-07-15 | 1985-02-06 | 丸伴化学工業株式会社 | Protective sheet for prisms |
| JPS6315404A (en) * | 1986-07-08 | 1988-01-22 | Fuji Jikou Kk | Magnetic attracter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101616999B1 (en) * | 2015-03-16 | 2016-04-29 | 최태광 | Magnetic substance holding device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR950007809Y1 (en) | 1995-09-21 |
| KR890018180U (en) | 1989-09-09 |
| JPH0510326Y2 (en) | 1993-03-15 |