CN1038406C - Disk small rotary angle permanent magnet weight sucking device - Google Patents
Disk small rotary angle permanent magnet weight sucking device Download PDFInfo
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- CN1038406C CN1038406C CN 94104385 CN94104385A CN1038406C CN 1038406 C CN1038406 C CN 1038406C CN 94104385 CN94104385 CN 94104385 CN 94104385 A CN94104385 A CN 94104385A CN 1038406 C CN1038406 C CN 1038406C
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- permanent magnet
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- vibrating feeder
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Abstract
The present invention discloses a permanent magnetism gravity sucking device with a small rotary angle of a disk, which has the core that two disk type magnetic yoke irons which can correspondingly and free rotate are arranged on the same central axis, and bar-shaped rare earth permanent magnets are respectively embedded on a yoke, wherein the disk type magnetic yoke irons have the same diameter but different kinds of thickness. When the permanent magnets on the two disks are correspondingly aligned, a closed magnetic circuit is formed, and the magnetism can not be displayed externally; when the two disks rotate correspondingly at 30 DEG, the corresponding two magnets form the overlay because of the same polarity, the strong magnetism can be displayed externally, and then the iron heavy object can be sucked.
Description
The present invention relates to magnetic and inhale heavy field, is a kind of permanent magnet weight sucking device of disk small rotary angle.
Existing magnetic is reseted and is had electromagnetism and two big classes permanent magnetism.It mainly is to rely on the energising excitation fully that the electromagnetism suction is reseted, thereby reaches the purpose of drawing heavy iron thing.This equipment just can't work, and consumption of current is big once left electricity, the heavy water holdup of the overheated suction of coil only about 30%, and its coordinative composition of equipments is complicated heavy, easy-maintaining not, the complete machine cost is also high.If have a power failure suddenly or electric equipment when breaking down, electromagnet promptly loses magnetism, even causes weight to lose accidents such as damage in the work.
Permanent magnetism is inhaled to reset and is had wide-angle rotary type and parallel-moving type two classes, and wide-angle rotary type permanent magnetism is inhaled to reset fully and finished suction, unloaded weight by last magnetic group rotation 180 degree.It is by a magnetic cell body of last magnetic group translation distance fully that the suction of parallel-moving type permanent magnetism is reseted, and realizes the stack or the closure of magnetic line of force, thereby finishes the action that picks up or lay down weight.These permanent magnetism are inhaled to reset with fullying and are all existed, and it is serious to unload when heavy leakage field, and inhaling has two pairs of permanent magnet unit bodies not superpose when heavy end to end, thereby can not fully rise and inhale recast usefulness, also so cause the waste of permanent magnet and magnetic vibrating feeder yoke.Existing permanent magnetism is inhaled to reset and is equipped with, because the restriction of structure and principle can only be made the square or the rectangular shape at angle, like this to making and using and all brought great difficulty.Existing permanent magnet weight sucking device is very difficult to the protection of equipment, often causes permanent magnet corrosion and has a strong impact on and inhale heavy effect.
The prior art the most close with disk small rotary angle permanent magnet weight sucking device of the present invention is disclosed Chinese patent CN89218253.9 on May 30th, 90, and name is called " rotary type rare earth permanent magnet hoisting permanent magnet ".The keystone configuration of this hoisting permanent magnet comprises magnetic system, magnetic is and actuating device down.Upper and lower magnetic system constitutes by a plurality of unit rare earth composite permanent magnet that the multiple rare-earth permanent magnet of the identical usefulness of structure and ingot iron or A steel are constituted separately.Last magnetic is to descend the rotation of magnetic system by the actuating device propelling energy relatively around anchor shaft.This hoisting permanent magnet divides two kinds of forms on the structure again: the one, and around vertical fixed shafts counterrotating form in horizontal surface, the 2nd, around horizontal fixed axle form in relative rotation in cambered surface.The structure of back a kind of version and parallel-moving type lifting permanent magnet is basic identical, and the last magnetic of failing to overcome parallel-moving type is that the number of unit permanent magnet is one the defective of Duoing than descending magnetic.The upper and lower magnetic of preceding a kind of version is to be patty, and the unit permanent magnet is arranged along the radially radial of cake.Because upper and lower magnetic architecture is identical, remaining magnetic-field intensity is bigger on the yoke of working when unloading heavily, and the iron filings of being inhaled influence the heavy effect of suction of hoisting permanent magnet; Because upper and lower magnetic is that the relative motion force of sliding friction is big, expend certain energy in vain; Because the alternate assembly with magnetic vibrating feeder yoke of permanent magnet beats, make the structure of the unit rare earth composite permanent magnet of upper and lower magnetic system become insecure, processing difficulties, precision are not high yet.
The objective of the invention is to design a kind of small rotary angle permanent magnet weight sucking device of disc type, thereby having eliminated existing all kinds of magnetic inhales to reset and is equipped with existing deficiency and difficulty, and can do to the effect of giving full play to permanent-magnet material, make its permanent magnetism physical efficiency that reaches one kilogram draw the effect of 470 kilograms of iron things.
The object of the present invention is achieved like this: be installed in identical last disk of the diameter that can rotate relatively freely on the center shaft and lower disc as major part, upper and lower disk is made of last magnetic group magnetic vibrating feeder yoke and last magnetic group rare-earth permanent magnet, following magnetic group magnetic vibrating feeder yoke and following magnetic group rare-earth permanent magnet respectively again, and rare-earth permanent magnet is that the center is flush-mounted on the magnetic vibrating feeder yoke respectively along radius is evenly distributed by radial with the disk axis.The corresponding accurately alignment of permanent magnet on two disks when two corresponding permanent magnet opposite poles formation closed magnetic circuit that attracts each other, does not at this moment externally show magnetic, is the state of laying down weight; If two disk magnetic vibrating feeder yokes relatively rotate a suitable angle, cooresponding two magnets form overlaying state because of same polarity, externally demonstrate ferromagnetism, and this is to inhale heavy state.Drive motor rotates around center shaft relative to lower disc by the last disk of quadrant drive that is fixed on the magnetic group magnetic vibrating feeder yoke.Catch up with the surperficial upper edge that disk inter-stacking closes at following magnetic group magnetic vibrating feeder yoke and directly the pyramid type roller is housed for realizing energy-conservation purpose through direction; The number of rare-earth permanent magnet respectively is 12, and it is opposite between adjacent two rare-earth permanent magnets with the center shaft to be that the angle on summit is 30 ° and pole orientation; Said quadrant is processed into 30 ° of arcs and is fixed on the magnetic group magnetic vibrating feeder yoke.For the effect of filling for the performance permanent-magnet material picks up bigger weight, the thickness of last disk is greater than the thickness of lower disc, makes to unload heavy back remaining magnetic-field intensity and go to zero.
Concrete structure of the present invention is provided by following examples and accompanying drawing thereof.
Fig. 1 is the birds-eye view of lower disc structure of the present invention.
Fig. 2 is the lateral plan of Fig. 1.
Fig. 3 is a birds-eye view of going up disc structure of the present invention.
Fig. 4 is the lateral plan of Fig. 3.
Fig. 5 is a general assembly drawing of the present invention.
Be installed in identical last disk and the lower disc of the diameter that can rotate relatively freely on the center shaft 7, constitute by last magnetic group magnetic vibrating feeder yoke 5 and last rare group rare-earth permanent magnet 4, following magnetic group magnetic vibrating feeder yoke 2 and following magnetic group rare-earth permanent magnet 1 respectively.Rare-earth permanent magnet 4,1 with the disk axis be the center by radial evenly distributed along radius, be flush-mounted in respectively on the magnetic vibrating feeder yoke 5,2.Drive motor 10 rotates around center shaft 7 relative to lower disc by the last disk of quadrant 11 drives that is fixed on the magnetic group magnetic vibrating feeder yoke 5.The invention is characterized at following magnetic group magnetic vibrating feeder yoke 2 and catch up with on the surface that disk inter-stacking closes, pyramid type roller 3 is housed, help reducing between the upper and lower disk friction force in relative rotation, to reduce energy consumption along diametric(al).The thickness of last disk is greater than the thickness of lower disc, like this, just can make the height of the height of magnetic group rare-earth permanent magnet 4 greater than following magnetic group rare-earth permanent magnet 1, last magnetic is that magnetic was rare-earth permanent magnet 1 under the magnetic technique index of rare-earth permanent magnet 4 was better than, the residual magnetism that just may guarantee to inhale on the heavy driving surface levels off to zero, do not attract any little iron filings when unloading heavily, and when inhaling heavily, magnetic force is the twice of rare-earth permanent magnet 1 greater than following magnetic.
Fig. 5 is the general assembly drawing of disk small rotary angle permanent magnet weight sucking device.Last magnetic group magnetic vibrating feeder yoke 5 and the following magnetic group magnetic vibrating feeder yoke 2 made by good permeability magnetic material, it tightly holds the crossbeam of magnetic vibrating feeder yoke the lower cover made by nonmagnetic steel 6, two magnetic groups center shaft 7 in relative rotation up and down, nonmagnetic steel loam cake 8, nonmagnetic steel shell 9, motor 10, be fixed on the quadrant 11 at 30 ° of angles on the magnetic group magnetic vibrating feeder yoke 5, be fixed on the arm revolving gear 12 on the housing, chain 13, big hanger 14 parts such as grade constitute.When driving under the state that motor 10 is in Fig. 5, the magnetic group magnetic circuit of last disk and lower disc is in the C/LOOP state, thereby the irony weight of its lower end is not shown magnetic, promptly is in the heavy state that unloads.When drive motor 10 rotates, promptly driving chain 13 also rotates gear 12, must drive quadrant 11 drives this moment and go up disk around center shaft 7 rotations, when going to 30 ° of angles, stop operating, this moment, the magnetic circuit of magnetic group just became overlaying state by original closure state up and down, its lower end is produced strong magnetic has very big attractive force to the irony object, at this moment is in the state of drawing the irony weight.The suction of this disk small rotary angle permanent magnet weight sucking device, the overall process of unloading have so promptly been finished.
The number that is inlaid in the rare-earth permanent magnet 4,1 on the upper and lower disk should be even numbered blocks, preferably respectively is 12, and 4,1 of adjacent two rare-earth permanent magnet are that the angle on summit is 30 ° with center shaft 7.And pole orientation is opposite, i.e. the relative setting-in of like pole.Correspondingly, quadrant 11 is processed into 30 ° of arcs and is fixed on the magnetic group magnetic vibrating feeder yoke 5.If the number of rare-earth permanent magnet 4,1 very little, can not be realized then that little corner is inhaled and heavily unload heavily, thereby increase energy consumption; If number is too much, bring difficulty to Unit Installation, even the out of reach claimed accuracy, cause suction less than normal or/and remanent magnetism is excessive.
Edge in last magnetic group magnetic vibrating feeder yoke 5 and the following magnetic group magnetic vibrating feeder yoke 2 between adjacent two, it is two ends (the thick black line part in the accompanying drawing 1,3 of rare-earth permanent magnet 4,1, Reference numeral 15) fills welding with nonmagnetic steel 15, make that each piece magnetic vibrating feeder yoke 5,2 one-tenth are as a whole to form upper and lower disk respectively, and the magnetic circuit between each piece magnetic vibrating feeder yoke 5,2 is disconnected.Do that so whole processing technologys are carried out on a complete disk, promptly made things convenient for processing, improve working accuracy, make the integral structure firm and durable of device again.
In sum, disk small rotary angle permanent magnet weight sucking device of the present invention has and cuts down the consumption of energy; Unload when weighing Residual magnetism is zero substantially; The machining accuracy height, the characteristics such as sound construction is durable, can reach and inhale anharmonic ratio is 470 Purpose.
Claims (2)
1. disk small rotary angle permanent magnet weight sucking device, its structure comprises identical last disk and the lower disc of the diameter that can rotate relatively freely that is installed on the center shaft (7), on, lower disc is respectively by last magnetic group magnetic vibrating feeder yoke (5) and last magnetic group rare-earth permanent magnet (4), following magnetic group magnetic vibrating feeder yoke (2) and following magnetic group rare-earth permanent magnet (1) constitute, rare-earth permanent magnet (4,1) with the disk axis be the center by radial along the evenly distributed magnetic vibrating feeder yoke (5 that is flush-mounted in respectively of radius, 2) on, disk rotates around center shaft (7) relative to lower disc drive motor (10) in quadrant (11) drive on the magnetic group magnetic vibrating feeder yoke (5) by being fixed on, it is characterized in that catching up with on the surface that disk inter-stacking closes, pyramid type roller (3) is housed along diametric(al) at following magnetic group magnetic vibrating feeder yoke (2); The thickness of last disk is greater than the thickness of lower disc; The said number that is flush-mounted in the rare-earth permanent magnet (4,1) on the magnetic vibrating feeder yoke (5,2) respectively is 12, and it is opposite to be with center shaft (7) that the angle on summit is 30 ° and pole orientation between adjacent two rare-earth permanent magnets (4,1); Said quadrant (11) is processed into 30 ° of arcs and is fixed on the magnetic group magnetic vibrating feeder yoke (5).
2. according to claim 1 or 2 described disk small rotary angle permanent magnet weight sucking devices, it is characterized in that the edge between adjacent two of the magnetic vibrating feeder yoke (5,2), welding is filled with nonmagnetic steel (15) in the two ends that are rare-earth permanent magnet (4,1), make each piece magnetic vibrating feeder yoke (5,2) become as a whole and form upper and lower disk respectively, and the magnetic circuit between each piece magnetic vibrating feeder yoke (5,2) is disconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104385 CN1038406C (en) | 1994-04-21 | 1994-04-21 | Disk small rotary angle permanent magnet weight sucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94104385 CN1038406C (en) | 1994-04-21 | 1994-04-21 | Disk small rotary angle permanent magnet weight sucking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1104989A CN1104989A (en) | 1995-07-12 |
| CN1038406C true CN1038406C (en) | 1998-05-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94104385 Expired - Fee Related CN1038406C (en) | 1994-04-21 | 1994-04-21 | Disk small rotary angle permanent magnet weight sucking device |
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| Country | Link |
|---|---|
| CN (1) | CN1038406C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100417585C (en) * | 2003-09-17 | 2008-09-10 | 杜庆榕 | Rotary type permanent magnet lifting jack |
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| AUPQ446699A0 (en) * | 1999-12-06 | 2000-01-06 | Kocijan, Franz | Switchable (variable) permanent magnet device |
| CN103569845B (en) * | 2012-07-20 | 2015-11-25 | 张廷君 | For lifting the neodymium-iron-boronpermanent permanent magnet crane of wire rod |
| CN102769413A (en) * | 2012-08-09 | 2012-11-07 | 岳阳千豪机电技术开发有限公司 | Magnetic module formed by permanent magnet magnetic circuit and magnetic circuit transformational structure |
| CN103332586A (en) * | 2013-07-26 | 2013-10-02 | 岳阳市永金起重永磁铁有限公司 | Electrically-controlled lifting permanent magnet |
| CN104477752B (en) * | 2014-11-13 | 2016-08-24 | 福建富坤水净化设备有限公司 | Fan-shaped yoke permanent magnetism suspension |
| CN106601423A (en) * | 2016-07-11 | 2017-04-26 | 岳阳市永金起重永磁铁有限公司 | Single-magnetic circuit multi-functional switch type permanent magnet unit |
| US10903030B2 (en) | 2017-04-27 | 2021-01-26 | Magswitch Technology Worldwide Pty Ltd. | Variable field magnetic couplers and methods for engaging a ferromagnetic workpiece |
| JP7333309B2 (en) | 2017-04-27 | 2023-08-24 | マグスウィッチ テクノロジー ワールドワイド プロプライエタリー リミテッド | Magnetic coupling device with at least one of sensor configuration and demagnetization |
| CN115331911A (en) | 2017-06-08 | 2022-11-11 | 磁转换技术全球私人有限公司 | Magnetic coupling device for magnetic coupling with ferromagnetic workpieces |
| EP3755498A4 (en) * | 2018-02-23 | 2021-11-03 | Magswitch Technology Worldwide Pty Ltd. | Variable field magnetic couplers and methods for engaging a ferromagnetic workpiece |
| EP4179930A1 (en) * | 2021-11-10 | 2023-05-17 | Versuni Holding B.V. | A kitchen appliance |
-
1994
- 1994-04-21 CN CN 94104385 patent/CN1038406C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100417585C (en) * | 2003-09-17 | 2008-09-10 | 杜庆榕 | Rotary type permanent magnet lifting jack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1104989A (en) | 1995-07-12 |
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Address after: 130012 room fifteenth, 308 house, South Campus, Jilin University, Changchun Patentee after: Guan Pinsan Address before: 273500 Shandong Zoucheng Hongfa Road No. 139 Patentee before: Shandong Yida Environmental Protection Technology Engineering Co Ltd |
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Effective date of registration: 20090724 Address after: Jingyue Tourism Economic Development Zone in Jilin province Changchun City Taiwan Industrial Zone No. 6 Patentee after: Jilin Dongcheng Environment Protection Equipment Co., Ltd. Address before: Room 308, Fifteenth house, South Campus of Changchun City, Jilin University Patentee before: Guan Pinsan |
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Granted publication date: 19980520 |