CN102975183A - Magnetorheological fluid rotating working platform device - Google Patents
Magnetorheological fluid rotating working platform device Download PDFInfo
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- CN102975183A CN102975183A CN2012104441837A CN201210444183A CN102975183A CN 102975183 A CN102975183 A CN 102975183A CN 2012104441837 A CN2012104441837 A CN 2012104441837A CN 201210444183 A CN201210444183 A CN 201210444183A CN 102975183 A CN102975183 A CN 102975183A
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- shaft hole
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Abstract
A magnetorheological fluid rotating working platform device comprises a body, a central cavity which is arranged in the body and an upper shaft hole and a lower shaft hole. The upper shaft and the lower shaft hole are communicated with the central cavity. An upper end cover and lower end cover are respectively arranged on the upper end face and the lower end face of the body, a driven disc, a driving disc and an electromagnetic coil are arranged in the central cavity, the electromagnetic coil is arranged on the periphery of the driven disc and the driving disc, and magnetorheological fluid is filled in the central cavity. A driven shaft is arranged on the driven disc, an upper bearing and an upper sealing ring are arranged in an upper shaft hole, the driven shaft penetrates through the upper bearing and the upper sealing ring, the upper portion of the driven bearing stretches out of a central hole of the upper end cover, and the upper portion of the driven shaft is connected with a working platform. The driving disc is provided with a driving shaft, a lower sealing ring and a lower sealing ring are arranged in a lower shaft hole, the driving shaft penetrates through the lower sealing ring and the lower bearing, and the lower portion of the driving shaft stretches out of a central hole of the lower end cover. The feature of the magnetorheological fluid is used to change rotating speed and torque of the driven shaft by changing current of the electromagnetic coil. The magnetorheological fluid rotating working platform device is simple in structure and convenient to use, and meanwhile, variable speed regulation can be achieved.
Description
Technical field
The present invention relates to magnetic flow liquid rotary working platform device.
Background technology
All need to be equipped with workbench in a lot of equipment, because the difference of equipment, the structure of workbench is different, and the workbench that the move left and right done is arranged or move forward and backward has the rotary working platform of only doing rotation.The simplest rotary working platform provides power by motor, drives the workbench rotation by mechanical transmission mechanism, can regulate in this way the rotary working platform of rotary speed and torque, then structurally also with regard to more complicated.
Summary of the invention
The object of the invention is to propose a kind of simple in structure and magnetic flow liquid rotary working platform device that can carry out to rotary speed stepless speed regulation.
For achieving the above object, the present invention takes following technical scheme:
The magnetic flow liquid rotary working platform device that the present invention proposes, has body, the upper shaft hole and the lower shaft hole that are provided with central chamber in the body and communicate with central chamber, upper and lower axis hole and central chamber be center line altogether, the upper and lower end face of body is respectively equipped with upper end cover and bottom end cover, be provided with clutch plate, driving disc spacing pressing in the central chamber and be in clutch plate and the solenoid of driving disc spacing pressing periphery, and be filled with magnetic flow liquid in the central chamber; Described clutch plate is provided with driven shaft, is provided with upper bearing (metal) and upper sealing ring in the upper shaft hole, and driven shaft is by upper bearing (metal) and upper sealing ring, and the centre bore of upper end cover is stretched out on its top, and the top of driven shaft is connected with workbench; Described driving disc spacing pressing is provided with driving shaft, is provided with lower seal and lower bearing in the lower shaft hole, and driving shaft is by in lower seal and the lower bearing, and the centre bore of bottom end cover is stretched out in its underpart.
Described upper shaft hole is stepped bore, the bottom small diameter portion of upper shaft hole and driven shaft matched in clearance, and described upper bearing (metal) and upper sealing ring are in the major diameter part of upper shaft hole; Described lower shaft hole is stepped bore, the top small diameter portion of lower shaft hole and driving shaft matched in clearance, and described lower seal and lower bearing are in the major diameter part of lower shaft hole.
Described driven shaft is connected with the clutch plate key, and on the driven shaft and the position, top of corresponding upper bearing (metal) is provided with the axle collar.
On the described driving shaft and the lower portion of corresponding lower bearing be provided with snap ring.
In lower shaft hole and be in snap ring below be provided with bottom sealing ring.
Magnetic flow liquid belongs to controlled fluid, and fluid behaviour is relevant with the power in magnetic field, when not having externally-applied magnetic field, present low viscous fluid behaviour, and under strong magnetic field action, then present the characteristic of high viscosity, lazy flow, and the variation of rheological behavior is reversible.The present invention utilizes the characteristic of magnetic flow liquid, as actuated element, when driving shaft rotating electromagnetic coil electricity, driven shaft is followed driving shaft and is done rotatablely moving of equidirectional, during the solenoid no power, but driven shaft under external force any direction rotates, because the fluid behaviour of magnetic flow liquid, can control rotating speed and the torque of driven shaft by the size of current that changes solenoid, described this apparatus structure is simple, easy to use, and can realize stepless speed regulation.
Description of drawings
Fig. 1 is topology view of the present invention.
Fig. 2 is the view of body of the present invention.
The specific embodiment
See Fig. 1 and Fig. 2, present embodiment has body 11, and body 11 is formed by connecting by two parts up and down, can adopt flange arrangement to connect, and the junction must seal.The upper shaft hole 11-a and the lower shaft hole 11-c that are provided with central chamber 11-b in the body 11 and communicate with central chamber 11-b, upper and lower axis hole and central chamber be center line altogether.Be provided with clutch plate 9, driving disc spacing pressing 10 in the described central chamber 11-b and be in clutch plate 9 and the solenoid 8 of driving disc spacing pressing 10 peripheries, and be filled with magnetic flow liquid 7 in the central chamber 11-b.The upper and lower end face of body 11 is respectively equipped with upper end cover 3 and bottom end cover 15, and upper end cover 3 is provided with the centre bore 3-1 with the concentricity line of upper shaft hole 11-a, and bottom end cover 15 is provided with the centre bore with the concentricity line of lower shaft hole 11-c.
Key is connected with driven shaft 2 on the described clutch plate 9, and described upper shaft hole 11-a is stepped bore, and top is the major diameter part, and the bottom is small diameter portion 11-a-1.Be provided with upper bearing (metal) 5 and upper sealing ring 6 in the major diameter part of upper shaft hole 11-a, the small diameter portion 11-a-1 matched in clearance of the bottom of driven shaft 2 and upper shaft hole, the middle part of driven shaft 2 is in upper bearing (metal) 5 and the upper sealing ring 6, the position of the top of described driven shaft 2 and corresponding upper bearing (metal) 5 tops is provided with axle collar 2-1, axle collar 2-1 is pressed on the inner ring of upper bearing (metal) 5, body is stretched out by the centre bore 3-1 of upper end cover 3 in the top of driven shaft 2, is connected with workbench 1 in the top key of driven shaft 2.The bottom of described upper end cover 3 is provided with centring ring 3-1, centring ring 3-1 inserts among the upper shaft hole 11-a, and be pressed on the outer ring of upper bearing (metal) 5, be provided with O RunddichtringO 4 between the inwall of centring ring 3-1 and upper shaft hole 11-a, O RunddichtringO 4 is embedded in the cannelure of centring ring 3-1 outer peripheral face.
Be fixed with driving shaft 16 on the lower surface of described driving disc spacing pressing 10, driving disc spacing pressing 10 and driving shaft 16 can be that one processes.Lower shaft hole 11-c is stepped bore, and top is small diameter portion 11-c-1, and the bottom is the major diameter part.Be provided with lower seal 12, lower bearing 13 and bottom sealing ring 17 in the major diameter part of lower shaft hole 11-c.On the described the driving shaft 16 and position of corresponding lower bearing 13 belows is provided with snap ring 18, above-mentioned bottom sealing ring 17 is in the below of snap ring 18, the small diameter portion 11-c-1 matched in clearance of the top of driving shaft 16 and lower shaft hole 11-c, the middle part of driving shaft 16 is in lower seal 12, lower bearing 13 and the bottom sealing ring 17, the inner ring of snap ring 18 corresponding lower bearings 13.Body is stretched out by the centre bore of bottom end cover 15 in the bottom of driving shaft 16.The bottom of driving shaft 16 can directly be connected with electric machine main shaft, also can be connected with electric machine main shaft by belt transmission.
Described upper and lower bearing all adopts thrust bearing, and upper and lower sealing ring all adopts y-type seal ring, and bottom sealing ring 17 adopts the J RunddichtringO.
The mounting or dismounting of considering upper and lower sealing ring are convenient, and body 11 is provided with mounting or dismounting fabrication hole 11-d.
This working platform device can be controlled the rotating speed of workbench by the size of current that changes solenoid.
Claims (5)
1. magnetic flow liquid rotary working platform device, it is characterized in that: have body (11), be provided with in the body (11) central chamber (11-b) and and central chamber (11-b) upper shaft hole (11-a) and the lower shaft hole (11-c) that communicate, on, lower shaft hole and central chamber be center line altogether, body (11) upper, the lower surface is respectively equipped with upper end cover (3) and bottom end cover (15), be provided with clutch plate (9) in the central chamber (11-b), driving disc spacing pressing (10) and be in clutch plate (9) and the solenoid (8) of driving disc spacing pressing (10) periphery, and be filled with magnetic flow liquid (7) in the central chamber (11-b); Described clutch plate (9) is provided with driven shaft (2), be provided with upper bearing (metal) (5) and upper sealing ring (6) in the upper shaft hole (11-a), driven shaft (2) is by upper bearing (metal) (5) and upper sealing ring (6), the centre bore (3-1) of upper end cover (3) is stretched out on its top, and the top of driven shaft (2) is connected with workbench (1); Described driving disc spacing pressing (10) is provided with driving shaft (16), be provided with lower seal (12) and lower bearing (13) in the lower shaft hole (11-c), driving shaft (16) is by in lower seal (12) and the lower bearing (13), and the centre bore of bottom end cover (15) is stretched out in its underpart.
2. magnetic flow liquid rotary working platform device according to claim 1, it is characterized in that: described upper shaft hole (11-a) is stepped bore, the bottom small diameter portion of upper shaft hole (11-a) and driven shaft (2) matched in clearance, described upper bearing (metal) (5) and upper sealing ring (6) are in the major diameter part of upper shaft hole (11-a); Described lower shaft hole (11-c) is stepped bore, the top small diameter portion of lower shaft hole (11-c) and driving shaft (2) matched in clearance, and described lower seal (12) and lower bearing (13) are in the major diameter part of lower shaft hole (11-c).
3. magnetic flow liquid rotary working platform device according to claim 1, it is characterized in that: described driven shaft (2) is connected 9 with clutch plate) key connects, and driven shaft (2) position, top upper and corresponding upper bearing (metal) (5) is provided with the axle collar (2-1).
4. magnetic flow liquid rotary working platform device according to claim 1 is characterized in that: described driving shaft (16) lower portion upper and corresponding lower bearing (13) is provided with snap ring (18).
5. magnetic flow liquid rotary working platform device according to claim 4 is characterized in that: in lower shaft hole (11-c) and the below that is in snap ring (18) be provided with bottom sealing ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104441837A CN102975183A (en) | 2012-11-08 | 2012-11-08 | Magnetorheological fluid rotating working platform device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104441837A CN102975183A (en) | 2012-11-08 | 2012-11-08 | Magnetorheological fluid rotating working platform device |
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| Publication Number | Publication Date |
|---|---|
| CN102975183A true CN102975183A (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104441837A Pending CN102975183A (en) | 2012-11-08 | 2012-11-08 | Magnetorheological fluid rotating working platform device |
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| CN (1) | CN102975183A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836197A (en) * | 2014-03-24 | 2014-06-04 | 常州神力热喷涂技术有限公司 | Large rotary platform truck with dust washers |
| CN108194606A (en) * | 2018-01-08 | 2018-06-22 | 中国石油大学(华东) | A kind of new magnetorheological fluid speed changer |
| CN112496780A (en) * | 2020-10-12 | 2021-03-16 | 重庆文理学院 | Direct-drive rotary table of five-axis numerical control machine tool |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010029400A1 (en) * | 2000-01-20 | 2001-10-11 | Deffenbaugh Bruce W. | Electronically controlled prosthetic knee |
| CN1388366A (en) * | 2001-05-25 | 2003-01-01 | 中国科学技术大学 | Test system for rheological characteristics of magnetic rheological liquid |
| CN2575371Y (en) * | 2002-07-12 | 2003-09-24 | 华侨大学 | Internal differential hydraulic cylinder |
| CN2659492Y (en) * | 2003-12-05 | 2004-12-01 | 中国科学技术大学 | Combined magnetic rheopetic rotary damper |
| CN102080692A (en) * | 2011-02-21 | 2011-06-01 | 中国矿业大学 | Double-disk type magnetorheological clutch |
| CN102562874A (en) * | 2012-01-20 | 2012-07-11 | 中国矿业大学 | Double-disc-type extrusion magneto-rheological brake |
-
2012
- 2012-11-08 CN CN2012104441837A patent/CN102975183A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010029400A1 (en) * | 2000-01-20 | 2001-10-11 | Deffenbaugh Bruce W. | Electronically controlled prosthetic knee |
| CN1388366A (en) * | 2001-05-25 | 2003-01-01 | 中国科学技术大学 | Test system for rheological characteristics of magnetic rheological liquid |
| CN2575371Y (en) * | 2002-07-12 | 2003-09-24 | 华侨大学 | Internal differential hydraulic cylinder |
| CN2659492Y (en) * | 2003-12-05 | 2004-12-01 | 中国科学技术大学 | Combined magnetic rheopetic rotary damper |
| CN102080692A (en) * | 2011-02-21 | 2011-06-01 | 中国矿业大学 | Double-disk type magnetorheological clutch |
| CN102562874A (en) * | 2012-01-20 | 2012-07-11 | 中国矿业大学 | Double-disc-type extrusion magneto-rheological brake |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103836197A (en) * | 2014-03-24 | 2014-06-04 | 常州神力热喷涂技术有限公司 | Large rotary platform truck with dust washers |
| CN103836197B (en) * | 2014-03-24 | 2015-12-02 | 常州神力热喷涂技术有限公司 | With the large-scale rotary flat chassis of dust washer |
| CN108194606A (en) * | 2018-01-08 | 2018-06-22 | 中国石油大学(华东) | A kind of new magnetorheological fluid speed changer |
| CN112496780A (en) * | 2020-10-12 | 2021-03-16 | 重庆文理学院 | Direct-drive rotary table of five-axis numerical control machine tool |
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Application publication date: 20130320 |