CN105041891A - Low-inertia insulating coupler - Google Patents
Low-inertia insulating coupler Download PDFInfo
- Publication number
- CN105041891A CN105041891A CN201510290070.XA CN201510290070A CN105041891A CN 105041891 A CN105041891 A CN 105041891A CN 201510290070 A CN201510290070 A CN 201510290070A CN 105041891 A CN105041891 A CN 105041891A
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- Prior art keywords
- link
- middleware
- low inertia
- axle
- insulating coupling
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- General Details Of Gearings (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Gears, Cams (AREA)
Abstract
The invention provides a low-inertia insulating coupler. The insulating coupler comprises a first connector, a second connector and a middle component, wherein the first connector is connected with the second connector through the middle component; the middle component is made of a carbon fiber resin composite; the first connector and the second connector are respectively connected to a first shaft and a second shaft. According to the low-inertia insulating coupler disclosed by the invention, because the inertia of the coupler is reduced, the running stability of relevant equipment during running at a high speed is improved; through the use of the insulating middle component, current signal interference generated between the driving shaft and the driven shaft is avoided, and the accuracy of information transfer is improved.
Description
Technical field
The present invention relates to a kind of coupling, be specifically related to a kind of low inertia insulating coupling.
Background technique
Coupling is two axles by connecting in different institutions, utilize the feature of its structure can make comparatively not large at same axis or axis knuckle or move axially larger diaxon isogonism speed continuous rotary, and reliably transmitting torque and motion, be widely used in the echanical shaft system of metallurgy, lifting, engineering transportation, mine, oil, boats and ships, coal, rubber, papermaking equipment and other Heavy duty maching industry.
But, under requiring the specified conditions that device inertia used is little, traditional coupling common manifestation is that specification is large, quality is large, inertia is large, and operation stability is poor, and due to the interference of certain current signal can be produced between driving shaft, driven shaft, affect the accuracy that information is transmitted.
Summary of the invention
In view of this, the invention provides a kind of low inertia insulating coupling, be intended to improve operation stability, reduce the current signal interference produced between driving shaft, driven shaft in transmittance process.
The technical solution used in the present invention is specially:
A kind of low inertia insulating coupling, comprise the first link, the second link and middleware, described first link is connected with described second link by described middleware, described middleware adopts carbon fiber resin composite material, and described first link and described second link are connected to the first axle and the second axle respectively.
In above-mentioned low inertia insulating coupling, the material of described first link and described second link is aluminum alloy.
In above-mentioned low inertia insulating coupling, described aluminum alloy is aluminum-magnesium alloy, and the mass percent of the magnesium contained in described aluminum-magnesium alloy is 9.5 ~ 11%.
In above-mentioned low inertia insulating coupling, described aluminum alloy is aluminium copper, and the mass percent of the copper contained in described aluminium copper is 4.3 ~ 4.8%.
In above-mentioned low inertia insulating coupling, the main body of described first link is tubular structure, keyway is had inside one end that described first link is connected with described first axle, the joint car of described first axle has corresponding multidiameter shaft, described multidiameter shaft to be mated with keyway by flat key and is connected, and the other end of described first link is connected with described middleware by flange plate..
In above-mentioned low inertia insulating coupling, the main body of described second link is tubular structure, one end that described second link is connected with described second axle radially has screw, the joint of described second axle is provided with the worm structure of coupling, described second link is connected with described second axle is fastening by screw, and the other end of described second link is connected with described middleware by flange plate.
In above-mentioned low inertia insulating coupling, the ratio (6.4 ~ 7.1) of the flange thickness of described middleware and described first link or the second link: 1.5.
In above-mentioned low inertia insulating coupling, described middleware is the cylindrical-shaped structure being axially processed with tapped hole.
In above-mentioned low inertia insulating coupling, the screw thread hole count of described middleware is greater than described the with the screw thread hole count on the flange plate of link and described second link, and described middleware and described first link, described second link are interlocked by worm structure mate and connect.
The beneficial effect that the present invention produces is:
Low inertia insulating coupling of the present invention adopts the dielectric resin material of high strength due to middleware, therefore has anti-interference, that load capacity is strong advantage; And because dielectric resin material is as coupling middleware and the alloy material flange as coupling, significantly reduce the weight of coupling self, reduce the inertia of coupling, the operation stability of the equipment stability especially in high speed operation process is improved.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the present invention can be understood better.Accompanying drawing described herein is used to provide a further understanding of the present invention, and embodiment and explanation thereof, for explaining the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the structural representation of a kind of low inertia insulating coupling of the present invention;
Fig. 2 is the structural representation of the middleware of a kind of low inertia insulating coupling of the present invention;
Fig. 3 is the structural representation of the driven end flange of a kind of low inertia insulating coupling of the present invention.
In figure: 1, flat key 2, initiatively link 3, middleware 4, slave link.
Embodiment
Below in conjunction with drawings and Examples, technological scheme of the present invention is described in further detail.
A kind of low inertia insulating coupling as shown in Figure 1, comprises flat key 1, initiatively link 2, middleware 3 and slave link 4; Wherein:
Initiatively the main body of link 2 is cylinder-like structure, it has keyway with the inner side of one end that the first axle (driving shaft) is connected, the joint car of driving shaft has corresponding multidiameter shaft, multidiameter shaft mates with active link 2 inner side connecting cylinder-like structure by flat key 1, and opposite side is connected with middleware 3 by flange plate.Further as shown in Figure 3, the main body of slave link 4 is also cylinder-like structure, its side be connected with the second axle (driving shaft) radially has screw, the joint of the second axle (driven shaft) is also processed with the worm structure of coupling, realize slave link 4 by screw to be connected with the second axle (driven shaft) is fastening, the opposite side of slave link 4 is then connected with middleware 3 by flange plate.
In addition, link (2,4) all adopts the aluminum alloy material that fully can alleviate coupling own wt, and aluminum alloy material includes but not limited to that aluminum-magnesium alloy very and aluminium copper, and preferably, in aluminum-magnesium alloy, the content of magnesium is 9.5 ~ 11wt%; In aluminium copper, the content of copper is 4.3 ~ 4.8wt%.
The structure of middleware as shown in Figure 2, for being axially processed with the cylindrical-shaped structure of tapped hole, material has the carbon fibre resin material of the high strength of the advantages such as insulation is anti-interference, load capacity is strong, as adopted carbon fiber one epoxy resin composite material, its tensile strength can reach more than 3000Mpa, tensile modulus of elasticity is more than 23000Mpa, and has electromagnetic wave shielding.In addition, resin material fully alleviates the weight of coupling self, reduces the inertia of coupling, greatly improves the stability that equipment runs.
In the present embodiment, four tapped holes are uniformly distributed on the flange plate that link (2,4) is connected with middleware 3, and middleware 3 are evenly equipped with eight tapped holes, and initiatively link 2, slave link 4 connect with middleware 3 is staggered respectively.And in order to ensure the reliability connected, the ratio (6.4 ~ 7.1) of middleware 3 and link (2,4) flange thickness: 1.5, be preferably 6.4:1.5.
Below explain embodiments of the invention by reference to the accompanying drawings, accompanying drawing is herein used to provide a further understanding of the present invention.Obviously; the foregoing is only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; any be to one skilled in the art can expect easily, do not depart from change of the present invention or replacement in fact, be also all included within protection scope of the present invention.
Claims (9)
1. a low inertia insulating coupling, it is characterized in that, comprise the first link, the second link and middleware, described first link is connected with described second link by described middleware, described middleware adopts carbon fiber resin composite material, and described first link and described second link are connected to the first axle and the second axle respectively.
2. low inertia insulating coupling according to claim 1, is characterized in that, the material of described first link and described second link is aluminum alloy.
3. low inertia insulating coupling according to claim 2, is characterized in that, described aluminum alloy is aluminum-magnesium alloy, and the mass percent of the magnesium contained in described aluminum-magnesium alloy is 9.5 ~ 11%.
4. low inertia insulating coupling according to claim 2, is characterized in that, described aluminum alloy is aluminium copper, and the mass percent of the copper contained in described aluminium copper is 4.3 ~ 4.8%.
5. low inertia insulating coupling according to claim 1, it is characterized in that, the main body of described first link is tubular structure, keyway is had inside one end that described first link is connected with described first axle, the joint car of described first axle has corresponding multidiameter shaft, described multidiameter shaft to be mated with keyway by flat key and is connected, and the other end of described first link is connected with described middleware by flange plate.
6. low inertia insulating coupling according to claim 5, it is characterized in that, the main body of described second link is tubular structure, one end that described second link is connected with described second axle radially has screw, the joint of described second axle is provided with the worm structure of coupling, described second link is connected with described second axle is fastening by screw, and the other end of described second link is connected with described middleware by flange plate.
7. low inertia insulating coupling according to claim 6, is characterized in that, the ratio (6.4 ~ 7.1) of the flange thickness of described middleware and described first link or the second link: 1.5.
8. low inertia insulating coupling according to claim 1, is characterized in that, described middleware is the cylindrical-shaped structure being axially processed with tapped hole.
9. low inertia insulating coupling according to claim 8, it is characterized in that, the screw thread hole count of described middleware is greater than described the with the screw thread hole count on the flange plate of link and described second link, and described middleware and described first link, described second link are interlocked by worm structure mate and connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290070.XA CN105041891A (en) | 2015-05-29 | 2015-05-29 | Low-inertia insulating coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510290070.XA CN105041891A (en) | 2015-05-29 | 2015-05-29 | Low-inertia insulating coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105041891A true CN105041891A (en) | 2015-11-11 |
Family
ID=54448729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510290070.XA Pending CN105041891A (en) | 2015-05-29 | 2015-05-29 | Low-inertia insulating coupler |
Country Status (1)
| Country | Link |
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| CN (1) | CN105041891A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545549A (en) * | 2016-11-24 | 2017-03-29 | 北京交通大学 | Servo valve stability experiment loading unit |
| CN109789501A (en) * | 2016-08-04 | 2019-05-21 | 罗伯特·博世有限公司 | Torque and rotation are transmitted by the isolator for bench saw |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2653505A1 (en) * | 1989-10-20 | 1991-04-26 | Framatome Sa | Coupling device for rotating shafts |
| CN2180825Y (en) * | 1994-01-06 | 1994-10-26 | 王敬仁 | Light high-speed spring coupling |
| US5890965A (en) * | 1994-11-14 | 1999-04-06 | Maag Getriebe Ab | Dry coupling |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
| CN201177015Y (en) * | 2008-01-22 | 2009-01-07 | 黄顺国 | Flexible coupler for wind-driven generator group |
-
2015
- 2015-05-29 CN CN201510290070.XA patent/CN105041891A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2653505A1 (en) * | 1989-10-20 | 1991-04-26 | Framatome Sa | Coupling device for rotating shafts |
| CN2180825Y (en) * | 1994-01-06 | 1994-10-26 | 王敬仁 | Light high-speed spring coupling |
| US5890965A (en) * | 1994-11-14 | 1999-04-06 | Maag Getriebe Ab | Dry coupling |
| CN1470775A (en) * | 2003-06-20 | 2004-01-28 | 哈尔滨工业大学 | Coupling with metal rubber pin |
| CN201177015Y (en) * | 2008-01-22 | 2009-01-07 | 黄顺国 | Flexible coupler for wind-driven generator group |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789501A (en) * | 2016-08-04 | 2019-05-21 | 罗伯特·博世有限公司 | Torque and rotation are transmitted by the isolator for bench saw |
| CN109789501B (en) * | 2016-08-04 | 2020-12-08 | 罗伯特·博世有限公司 | Torque and rotation transfer through isolator for table saw |
| TWI719236B (en) * | 2016-08-04 | 2021-02-21 | 德商羅伯特博斯奇股份有限公司 | Transferring torque and rotation through isolator for table saw |
| CN106545549A (en) * | 2016-11-24 | 2017-03-29 | 北京交通大学 | Servo valve stability experiment loading unit |
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| C06 | Publication | ||
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Application publication date: 20151111 |
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| RJ01 | Rejection of invention patent application after publication |