CN208467931U - A kind of length measuring device of magnetic suspension bearing - Google Patents
A kind of length measuring device of magnetic suspension bearing Download PDFInfo
- Publication number
- CN208467931U CN208467931U CN201820961164.4U CN201820961164U CN208467931U CN 208467931 U CN208467931 U CN 208467931U CN 201820961164 U CN201820961164 U CN 201820961164U CN 208467931 U CN208467931 U CN 208467931U
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- Prior art keywords
- magnetic suspension
- suspension bearing
- bearing
- shaft
- radial magnetic
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Abstract
The utility model provides a kind of length measuring device of magnetic suspension bearing, it includes scale idler wheel, left radial magnetic suspension bearing, axial magnetic suspension bearing, rotating shaft thrust disc, electromagnetic damper, right radial magnetic suspension bearing, shaft, driving motor.Wherein, left radial magnetic suspension bearing is identical as right radial magnetic bearing structure, is all to be made of radial magnetic bearing stator and pole coil, axial magnetic suspension bearing is made of thrust bearing stator and permanent magnetic iron block.This programme magnetic suspension bearing is not contacted with shaft, eliminates friction and loss between bearing and shaft, it is ensured that the accuracy of all kinds of metal tube length cuttings keeps the fluency of production line, improves the production efficiency of all kinds of metal tubes.
Description
Technical field
The utility model relates to accurate sizing technologies, and in particular to all kinds of metal pipe material production lines such as stainless steel tube, titanium tube
Accurate sizing measuring technique.
Background technique
Currently, needing to be cut according to the scale requirement of client in the manufacturing of all kinds of metal pipe materials such as stainless steel tube, titanium tube
Pipe cutting material, and in the production line of all kinds of metal pipe materials such as stainless steel tube, titanium tube, length measuring device is substantially using rolling bearing
Device, rolling bearing are directly contacted with shaft, and with the increase of rolling bearing frequency of use, rolling bearing can rub with shaft
Scrape along vibration, can wear, these can all cause tubing in Length-fixing cutting, and the size of tubing deviates, shadow when serious
Ring the quality of product.Therefore, scale measuring device plays a crucial role the Length-fixing cutting and production efficiency of metal tube.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies of existing scale technology, provide the novel magnetic suspension bearing of one kind
Length measuring device, the scale suitable for all kinds of metal pipe material production lines such as stainless steel tube, titanium tube measure, it is ensured that all kinds of metal tube lengths
The accuracy of cutting keeps the fluency of production line, improves the production efficiency of all kinds of metal tubes.
To achieve the above object, technical solution provided by the utility model is a kind of length measuring device of magnetic suspension bearing, it
It include scale idler wheel, left radial magnetic suspension bearing, axial magnetic suspension bearing, rotating shaft thrust disc, electromagnetic damper, right side diameter
To magnetic suspension bearing, shaft, driving motor.Wherein, left radial magnetic suspension bearing and right radial magnetic bearing structure phase
It together, is all to be made of radial magnetic bearing stator and pole coil, radial magnetic bearing stator has 8 pole shoes, pole line
Circle is respectively wound around above 8 pole shoes;Axial magnetic suspension bearing is made of thrust bearing stator and permanent magnetic iron block, and thrust bearing is fixed
Son is provided with 6 magnetic holders, and permanent magnetic iron block is fixed in magnetic holder.
The left radial magnetic suspension bearing and right radial magnetic suspension bearing keeps shaft radial by becoming control case control
The dynamic balance in direction;Axial magnetic suspension bearing is arranged symmetrically on the basis of rotating shaft thrust disc, the magnetism of mutual component be it is different, to protect
Hold the dynamic balance of shaft axial direction;Both ends of the shaft is equipped with sensor, detects the axial displacement and radial displacement of shaft;Driving
The motive power of motor offer whole device.
It is outer between axial magnetic suspension bearing and right radial magnetic suspension bearing to add in the length measuring device of the magnetic suspension bearing
Electromagnetic damper, electromagnetic damper can achieve the purpose for almost eliminating magnetic suspension bearing vibration.
The utility model has the beneficial effects that
First is that magnetic suspension bearing is not contacted with shaft, friction and loss between bearing and shaft are eliminated, it can be long-term
Guarantee the accuracy of scale measurement;
Second is that the influence that the vibration for almost eliminating bearing measures scale;
Third is that improving the service life and maintenance cycle of bearing and shaft, guarantees the fluency of production line, improve metal
The production efficiency of pipe.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the length measuring device of magnetic suspension bearing.
Fig. 2 is the structural schematic diagram of radial magnetic bearing device.
Fig. 3 is the structural schematic diagram of axial magnetic suspension bearing device.
Specific embodiment
Below with reference to all attached drawings, the utility model is described in further detail, and the preferred embodiment of the utility model is;Ginseng
Attached drawing 1 is seen to attached drawing 3, and the length measuring device of magnetic suspension bearing described in the present embodiment includes scale idler wheel 1, left radial magnetcisuspension
Floating axle holds 2, axial magnetic suspension bearing 3, rotating shaft thrust disc 4, electromagnetic damper 5, and right radial magnetic suspension bearing 6, drives at shaft 7
Dynamic motor 8.Wherein, left radial magnetic suspension bearing 2 is identical as 6 structure of right radial magnetic suspension bearing, is all by radial magnetcisuspension
Floating bearing stator 9 and pole coil 10 are constituted, and radial magnetic bearing stator 9 has 8 pole shoes, and pole coil 10 is respectively wound around
Above 8 pole shoes;Axial magnetic suspension bearing 3 is made of thrust bearing stator 11 and permanent magnetic iron block 12, and thrust bearing stator 11 is opened
There are 6 magnetic holders, permanent magnetic iron block 12 is fixed in magnetic holder.
Left radial magnetic suspension bearing 2 and right radial magnetic suspension bearing 6 keep 7 radial direction side of shaft by becoming control case control
To dynamic balance;Axial magnetic suspension bearing 3 is arranged symmetrically on the basis of rotating shaft thrust disc 4, the magnetism of mutual component be it is different, to protect
Hold the dynamic balance of 7 axial direction of shaft;7 both ends of shaft are equipped with sensor, and the axial ruler of detection shaft 7 is moved to be moved with radial ruler;
The motive power of the offer whole device of driving motor 8.The outer power-up between axial magnetic suspension bearing 3 and right radial magnetic suspension bearing 6
Magnetic damper 5, electromagnetic damper 5 can achieve the purpose for almost eliminating magnetic suspension bearing vibration.
The embodiment of the above is only the preferred embodiment of the utility model, and the reality of the utility model is not limited with this
It applies range, therefore all shapes according to the utility model, changes made by principle, should all cover in the protection scope of the utility model
It is interior.
Claims (3)
1. a kind of length measuring device of magnetic suspension bearing, it is characterised in that: it includes scale idler wheel (1), left radial magnetic suspension
Bearing (2), axial magnetic suspension bearing (3), rotating shaft thrust disc (4), electromagnetic damper (5), right radial magnetic suspension bearing (6),
Shaft (7), driving motor (8);Wherein, left radial magnetic suspension bearing (2) and right radial magnetic suspension bearing (6) structure phase
Together, it is made of radial magnetic bearing stator (9) and pole coil (10), radial magnetic bearing stator (9) has 8 poles
Boots, pole coil (10) are respectively wound around above 8 pole shoes;Axial magnetic suspension bearing (3) is by thrust bearing stator (11) and forever
Magnet block (12) is constituted, and thrust bearing stator (11) is provided with 6 magnetic holders, and permanent magnetic iron block (12) is fixed in magnetic holder.
2. a kind of length measuring device of magnetic suspension bearing according to claim 1, it is characterised in that: left radial magnetic suspension shaft
It holds (2) and right radial magnetic suspension bearing (6) and control case control is become by outside, keep the dynamic balance of shaft (7) radial direction;It is axial
Magnetic suspension bearing (3) is arranged symmetrically on the basis of rotating shaft thrust disc (4), the magnetism of mutual component be it is different, to keep shaft (7) axis
To the dynamic balance in direction;Shaft (7) both ends are equipped with sensor, and the axial ruler of detection shaft (7) is moved to be moved with radial ruler;Driving electricity
The motive power of machine (8) offer whole device.
3. a kind of length measuring device of magnetic suspension bearing according to claim 1, it is characterised in that: in axial magnetic suspension bearing
(3) the additional electromagnetic damper (5) between right radial magnetic suspension bearing (6), electromagnetic damper (5), which can achieve, almost eliminates magnetic
The purpose of suspension bearing vibration.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820961164.4U CN208467931U (en) | 2018-06-21 | 2018-06-21 | A kind of length measuring device of magnetic suspension bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820961164.4U CN208467931U (en) | 2018-06-21 | 2018-06-21 | A kind of length measuring device of magnetic suspension bearing |
Publications (1)
Publication Number | Publication Date |
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CN208467931U true CN208467931U (en) | 2019-02-05 |
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ID=65214418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820961164.4U Active CN208467931U (en) | 2018-06-21 | 2018-06-21 | A kind of length measuring device of magnetic suspension bearing |
Country Status (1)
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CN (1) | CN208467931U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116100077A (en) * | 2022-10-28 | 2023-05-12 | 浙江湖州久上管业有限公司 | Automatic stainless steel pipe sawing device |
-
2018
- 2018-06-21 CN CN201820961164.4U patent/CN208467931U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116100077A (en) * | 2022-10-28 | 2023-05-12 | 浙江湖州久上管业有限公司 | Automatic stainless steel pipe sawing device |
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