CN217240553U - Magnetic suspension linear transmission control precision platform - Google Patents
Magnetic suspension linear transmission control precision platform Download PDFInfo
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- CN217240553U CN217240553U CN202220389039.7U CN202220389039U CN217240553U CN 217240553 U CN217240553 U CN 217240553U CN 202220389039 U CN202220389039 U CN 202220389039U CN 217240553 U CN217240553 U CN 217240553U
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Abstract
The utility model relates to a magnetic suspension linear drive controls accurate platform, including high-accuracy marble base, high-accuracy marble base is fixed with the high-accuracy linear guide of two parallels, and high-accuracy marble base is equipped with no iron core magnetic suspension linear electric motor, and no iron core magnetic suspension linear electric motor is located between the high-accuracy linear guide of two parallels, and high-accuracy linear guide is connected with the slider, and the slider is connected with high-accuracy sliding seat, and grating encoder is installed to high-accuracy sliding seat. The utility model discloses simple structure need not other mechanisms, directly converts electric energy into linear motion, has stable in structure, high accuracy, quick response, no mechanical friction, advantage such as longe-lived.
Description
Technical Field
The utility model relates to an automatic field, concretely relates to magnetic suspension straight line transmission control precision platform.
Background
With the increasing requirements for efficient machining in the fields of aerospace, automobile manufacturing, mold machining, electronic manufacturing and the like, a large number of high-speed numerical control machines are required. The machine tool feed system is a major functional component of high speed machine tools. The traditional ball screw transmission mode has the inherent defects of large elastic deformation, slow response speed, reverse clearance, easy abrasion and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a magnetic suspension straight line transmission control precision platform.
The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides a magnetic suspension linear drive control precision platform, includes high-accuracy marble base, and high-accuracy marble base is fixed with the high-accuracy linear guide of two parallels, and high-accuracy marble base is equipped with no iron core magnetic suspension linear electric motor, and no iron core magnetic suspension linear electric motor is located between the high-accuracy linear guide of two parallels, and high-accuracy linear guide is connected with the slider, and the slider is connected with the high-accuracy sliding seat, and the grating encoder is installed to the high-accuracy sliding seat.
Furthermore, the coreless magnetic suspension linear motor comprises a U-shaped permanent magnet stator and a coreless rotor, and the U-shaped permanent magnet stator and the coreless rotor are contactless with each other.
Furthermore, the iron-core-free rotor is provided with a connecting line.
Further, the connecting line is connected with a control system.
Further, the control system is connected with the grating encoder.
Furthermore, high-accuracy sliding seat is including the slider connecting portion that are located bottom both sides, be located no iron core active cell connecting portion between the slider connecting portion of bottom both sides and be located the exterior mounting panel connecting portion of top both sides.
Furthermore, the external mounting plate connecting parts on two sides of the top are provided with external mounting plates.
Furthermore, one side of high-accuracy sliding seat is equipped with the grating encoder mount pad, and the grating encoder mount pad is equipped with the grating encoder.
Furthermore, a protective cover is arranged at the top of the high-precision linear guide rail and the top of the coreless magnetic suspension linear motor.
Compared with the prior art, the utility model relates to a magnetic suspension straight line transmission control precision platform's beneficial effect is: the structure is simple, other mechanisms are not needed, electric energy is directly converted into linear motion, and the device has the advantages of stable structure, high precision, quick response, no mechanical friction, long service life and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial structural schematic diagram of fig. 1.
Fig. 3 is another angular schematic of fig. 2.
Fig. 4 is a partial structural schematic view of fig. 2.
Fig. 5 is a schematic structural view of the high-precision sliding seat.
Fig. 6 is another angular schematic of fig. 5.
Fig. 7 is a schematic structural diagram of a coreless magnetic levitation linear motor.
Fig. 8 is a schematic structural view of an iron-less core mover.
Fig. 9 is a schematic structural view of a U-shaped permanent magnet stator.
Detailed Description
Referring to fig. 1 to 9, a magnetic suspension linear transmission control precision platform includes a high-precision marble base 1, two parallel high-precision linear guide rails 3 are fixed on the high-precision marble base 1, a coreless magnetic suspension linear motor 2 is arranged on the high-precision marble base 1, the coreless magnetic suspension linear motor 2 is located between the two parallel high-precision linear guide rails 3, the high-precision linear guide rails 3 are connected with a sliding block 31, the sliding block 31 is connected with a high-precision sliding seat 4, and a grating encoder 5 is installed on the high-precision sliding seat 4.
And the top parts of the high-precision linear guide rail 3 and the coreless magnetic suspension linear motor 2 are provided with protective covers 7 for protection.
The high-precision slide mount 4 includes slider connecting portions 41 on both sides of the bottom, ironless mover connecting portions 42 between the slider connecting portions 41 on both sides of the bottom, and external mounting plate connecting portions 43 on both sides of the top.
The external mounting plate connection portions 43 on both sides of the top are provided with external mounting plates 8 for mounting external mechanisms.
One side of high accuracy sliding seat 4 is equipped with grating encoder mount pad 6, and grating encoder mount pad 6 is equipped with grating encoder 5.
The high-precision marble base is formed by mechanically processing and manually finely grinding high-quality natural marble materials. Black luster, precise structure, uniform texture, good stability, high strength and high hardness. The steel has the advantages of no rust, acid and alkali resistance, no magnetization, no deformation, good wear resistance and the like, and can keep stable under heavy load and at common temperature.
The coreless magnetic suspension linear motor comprises a U-shaped permanent magnet stator 21 and a coreless rotor 22, wherein the U-shaped permanent magnet stator 21 is provided with a guide groove 211, the coreless rotor 22 is partially positioned in the guide groove, and the U-shaped permanent magnet stator 21 and the coreless rotor 22 are in non-contact with each other. The coreless rotor 22 is provided with a connection line 221, the connection line 221 is connected to a control system (not shown), the control system changes the current direction of the coreless rotor 22 to control the motor to move back and forth, and the moving principle of the motor is the same as the moving principle of the maglev train, which is not described herein again.
The coreless magnetic suspension linear motor directly converts electric energy into linear motion without other mechanisms. The synchronous motor has the advantages of no cogging force, small installation volume, small inertia, high acceleration, excellent synchronous and high-speed coordination capability, small reverse electrodynamic force and the like.
The control system is connected with the grating encoder 5 to realize the motion and control of the high-precision motion control platform.
The utility model discloses add ball screw by traditional rotating electrical machines and become marble base and add no iron core magnetic suspension linear electric motor, reduce drive disk assembly, greatly increased transmission repeated positioning accuracy, acceleration, walking plane degree. Increasing from 0.02MM level to 0.0001MM level. The linear motion mechanism has the advantages of no mechanical friction in linear motion, prolonged mechanical life, no maintenance and the like.
The method can be applied to the industries of aerospace, semiconductor die bonding, wafer cutting, semiconductor, 5G optical fiber coupling, high-speed precise mounting, high-precision laser cutting and the like. The manufacturing cost is effectively reduced in the domestic high-precision manufacturing industry, and the product percent of pass is greatly improved. Meanwhile, the device has the advantages of standardization, simple maintenance and the like.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A magnetic suspension linear transmission control precision platform is characterized in that: including high-accuracy marble base, high-accuracy marble base is fixed with the high-accuracy linear guide of two parallels, and high-accuracy marble base is equipped with no iron core magnetic suspension linear electric motor, and no iron core magnetic suspension linear electric motor is located between the high-accuracy linear guide of two parallels, and high-accuracy linear guide is connected with the slider, and the slider is connected with high-accuracy sliding seat, and grating encoder is installed to high-accuracy sliding seat.
2. The magnetic levitation linear transmission control precision platform as recited in claim 1, wherein: the coreless magnetic suspension linear motor comprises a U-shaped permanent magnet stator and a coreless rotor, and the U-shaped permanent magnet stator and the coreless rotor are in non-contact with each other.
3. A magnetically suspended linear drive control precision platform according to claim 2, characterized in that: the iron-core-free rotor is provided with a connecting wire.
4. A magnetically suspended linear drive control precision platform according to claim 3, wherein: the connecting line is connected with a control system.
5. The magnetic levitation linear transmission control precision platform as recited in claim 4, wherein: the control system is connected with the grating encoder.
6. The magnetic levitation linear transmission control precision platform as recited in claim 1, wherein: the high-precision sliding seat comprises slider connecting parts located on two sides of the bottom, iron-core-free rotor connecting parts located between the slider connecting parts on two sides of the bottom and external mounting plate connecting parts located on two sides of the top.
7. The magnetic levitation linear transmission control precision platform as recited in claim 6, wherein: and the external mounting plate connecting parts on two sides of the top are provided with external mounting plates.
8. The magnetic levitation linear transmission control precision platform as recited in claim 1, wherein: and one side of the high-precision sliding seat is provided with a grating encoder mounting seat, and the grating encoder mounting seat is provided with a grating encoder.
9. The magnetic levitation linear transmission control precision platform as recited in claim 1, wherein: and protective covers are arranged at the tops of the high-precision linear guide rail and the coreless magnetic suspension linear motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220389039.7U CN217240553U (en) | 2022-02-24 | 2022-02-24 | Magnetic suspension linear transmission control precision platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220389039.7U CN217240553U (en) | 2022-02-24 | 2022-02-24 | Magnetic suspension linear transmission control precision platform |
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CN217240553U true CN217240553U (en) | 2022-08-19 |
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CN202220389039.7U Active CN217240553U (en) | 2022-02-24 | 2022-02-24 | Magnetic suspension linear transmission control precision platform |
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2022
- 2022-02-24 CN CN202220389039.7U patent/CN217240553U/en active Active
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