CN211429173U - Voice coil motor three-axis linkage platform - Google Patents
Voice coil motor three-axis linkage platform Download PDFInfo
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- CN211429173U CN211429173U CN202020432264.5U CN202020432264U CN211429173U CN 211429173 U CN211429173 U CN 211429173U CN 202020432264 U CN202020432264 U CN 202020432264U CN 211429173 U CN211429173 U CN 211429173U
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Abstract
The utility model discloses a voice coil motor three-axis linkage platform, which comprises a base, an X-axis platform, a Y-axis platform and a rotary platform arranged from bottom to top; the improved X-axis magnetic rotating platform is characterized in that a first coil winding is arranged in the base, an X-axis magnet and a second coil winding are arranged in the X-axis platform, the X-axis platform can be moved along the length direction of the base, a Y-axis magnet is arranged in the Y-axis platform, the Y-axis platform can be moved along the length direction of the X-axis platform, the rotating platform comprises a fixed magnet and a rotating seat located on the fixed magnet, the fixed magnet is connected with the Y-axis platform, and a third coil winding is arranged below the rotating seat. The utility model discloses the location is accurate, and is small, can install in narrow and small space, has the characteristics of high frequency, high response, and the utility model discloses a triaxial linkage platform adopts is the motion pattern of magnetic suspension non-contact, does not have the noise, non-maintaining.
Description
Technical Field
The utility model belongs to the technical field of precision machinery and instrument, especially, relate to a voice coil motor triaxial linkage platform.
Background
With the development of science and technology, a linkage platform with high precision, high resolution and flexible control is urgently needed in the technical fields of electronics, optics, mechanical manufacturing and the like to directly work or cooperate with other instruments and equipment to complete high-precision positioning and measurement.
The traditional linkage platform usually adopts a high-precision displacement platform, the high-precision displacement platform adopts a linear motor platform, the size of the linear motor platform is large, the installation position is easy to limit, the response speed is slow, and meanwhile, the use cost is high, so that the linkage platform is not suitable for popularization and use.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides a voice coil motor triaxial linkage platform to solve the problem that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a voice coil motor three-axis linkage platform comprises a base, an X-axis platform, a Y-axis platform and a rotary platform which are arranged from bottom to top; the improved X-axis magnetic rotating platform is characterized in that a first coil winding is arranged in the base, an X-axis magnet and a second coil winding are arranged in the X-axis platform, the X-axis platform can be moved along the length direction of the base, a Y-axis magnet is arranged in the Y-axis platform, the Y-axis platform can be moved along the length direction of the X-axis platform, the rotating platform comprises a fixed magnet and a rotating seat located on the fixed magnet, the fixed magnet is connected with the Y-axis platform, and a third coil winding is arranged below the rotating seat.
In a preferred embodiment of the present invention, the fixed magnet includes two magnetic blocks arranged in a central symmetry, and the magnetic blocks are circular structures.
In a preferred embodiment of the present invention, the third coil winding is located between two magnetic blocks.
In a preferred embodiment of the present invention, the third coil winding is connected to the rotary base.
In a preferred embodiment of the present invention, the base and the X-axis platform are both provided with a guiding assembly, and the guiding assembly includes a guiding rail and a sliding block.
In a preferred embodiment of the present invention, the base is provided with a first coil connector, the X-axis platform is provided with a second coil connector, and the rotating base is provided with a third coil connector.
In a preferred embodiment of the present invention, the fixed magnet is provided with a cavity in the center, a bearing is provided in the cavity, and the third coil winding is connected to the bearing.
In a preferred embodiment of the present invention, a limit pin is disposed on the fixed magnet, and the limit pin corresponds to the third coil winding position.
The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:
the utility model discloses under the mating reaction of base, X axle platform, Y axle platform and rotary platform, form triaxial linkage platform, the location is accurate, adopts the modularized design moreover, and is small, can install in narrow and small space, adopts voice coil motor as motion module simultaneously, has the characteristics of high frequency, high response, and the utility model discloses a triaxial linkage platform adopts the motion mode of magnetic suspension non-contact, does not have the noise, non-maintaining.
Drawings
The present invention will be further explained with reference to the drawings and examples;
fig. 1 is a schematic overall structure diagram of the preferred embodiment of the present invention;
fig. 2 is an exploded view of a preferred embodiment of the present invention;
in the figure: 1. a base; 2. an X-axis stage; 3. a Y-axis stage; 4. rotating the platform; 41. a fixed magnet; 42. a rotating base; 5. connecting columns; 6. a third coil winding; 7. a guide rail; 8. a slider; 9. a first coil connector; 10. a second coil connector; 11. a third coil connection; 12. and a limiting pin.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.
As shown in fig. 1 and 2, a voice coil motor three-axis linkage platform comprises a base 1, an X-axis platform 2, a Y-axis platform 3 and a rotating platform 4, which are arranged from bottom to top; be provided with first coil winding in the base 1, be provided with X axle magnet and second coil winding in the X axle platform 2, X axle platform 2 can be followed 1 length direction of base and moved, be provided with Y axle magnet in the Y axle platform 3, Y axle platform 3 can be followed 2 length direction of X axle platform and moved, rotary platform 4 includes fixed magnet 41 and is located the roating seat 42 on the fixed magnet 41, fixed magnet 41 is connected with Y axle platform 3, roating seat 42 below is provided with third coil winding 6.
In this embodiment, an object to be adjusted is placed on the rotary base 42, when the object needs to be adjusted in the X-axis direction, the first coil winding in the base 1 is energized through the first coil connector 9, and after the energization, the first coil winding receives a magnetic field force in the X-axis direction in a magnetic field generated by the X-axis magnet, and the X-axis platform 2 will move in the length direction of the base 1 because the first coil winding is fixed; when the Y-axis adjustment of an object is needed, a second coil winding in the X-axis platform 2 is electrified through a second coil joint 10, after the electrification, the second coil winding receives the magnetic field force along the Y-axis direction in the magnetic field generated by the Y-axis magnet, and the Y-axis platform 3 moves along the length direction of the X-axis platform 2 because the second coil winding is fixed; when the object needs to be rotationally adjusted, the third coil winding 6 is energized through the third coil connector 11, and the third coil winding 6 is acted by the magnetic force in the magnetic field generated by the fixed magnet 41, and the fixed magnet 41 is fixed on the Y-axis platform 3, so that the third coil winding 6 rotates to drive the rotary seat 42 to rotate, and the object is rotationally adjusted.
Specifically, the first coil joint 9, the second coil joint 10 and the third coil joint 11 are all powered on at the same time, the magnitude of the powered current is controlled by the control system, when the first coil joint 9 is powered on, the X-axis platform 2 moves to drive the rotary base 42 to move along the X-axis direction, and at the moment, the second coil joint 10 and the third coil joint 11 are both powered on, so that the situation that the X-axis, the Y-axis and the rotating axis interfere with each other is avoided.
In this embodiment, the fixed magnet 41 includes two magnetic blocks arranged in a central symmetry manner, the magnetic blocks are circular structural bodies, and the magnetic fields generated by the two magnetic blocks with circular structures can make the magnetic field force applied to the third coil winding 6 in the magnetic field be a circumferential tangential force with a direction changing constantly, so as to realize the rotation of the third coil winding 6.
Specifically, the third coil winding 6 is located between two magnetic blocks.
In this embodiment, the third coil winding 6 is connected to the rotary base 42, and when the third coil winding 6 rotates, the rotary base 42 can be synchronously rotated.
In this embodiment, all be provided with the direction subassembly on base 1 and the X axle platform 2, the direction subassembly includes guide rail 7 and slider 8, adopts guide rail 7 and slider 8 to lead to the motion of X axle platform 2, Y axle platform 3, guarantees the motion precision.
Further, a first coil connector 9 is disposed on the base 1, a second coil connector 10 is disposed on the X-axis platform 2, and a third coil connector 11 is disposed on the rotary base 42, and the coil connectors respectively energize corresponding coils.
Specifically, the center of the fixed magnet 41 is provided with a cavity, a bearing is arranged in the cavity, the third coil winding 6 is connected with the bearing, the bearing is positioned above the Y-axis platform 3 and is not contacted with the Y-axis platform 3, when the Y-axis platform 3 moves, the rotating base 42 is driven by the fixed magnet 41 to move, and when the third coil winding 6 rotates, the interference with the Y-axis platform 3 cannot occur.
In the present embodiment, the fixed magnet 41 is provided with the stopper pin 12, the stopper pin 12 corresponds to the position of the third coil winding 6, and the stopper pin 12 can limit the rotational position of the third coil winding 6 to avoid excessive rotation.
All in all, the utility model discloses under base 1, X axle platform 2, Y axle platform 3 and rotary platform 4's cooperation, form triaxial linkage platform, the location is accurate, adopts the modularized design moreover, and is small, can install in narrow and small space, adopts voice coil motor as motion module simultaneously, has the characteristics of high frequency, high response, and the utility model discloses a triaxial linkage platform adopts the motion mode of magnetic suspension non-contact, does not have the noise, non-maintaining.
In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. A voice coil motor three-axis linkage platform is characterized in that the three-axis linkage platform comprises a base, an X-axis platform, a Y-axis platform and a rotating platform which are arranged from bottom to top; the improved X-axis magnetic rotating platform is characterized in that a first coil winding is arranged in the base, an X-axis magnet and a second coil winding are arranged in the X-axis platform, the X-axis platform can be moved along the length direction of the base, a Y-axis magnet is arranged in the Y-axis platform, the Y-axis platform can be moved along the length direction of the X-axis platform, the rotating platform comprises a fixed magnet and a rotating seat located on the fixed magnet, the fixed magnet is connected with the Y-axis platform, and a third coil winding is arranged below the rotating seat.
2. The voice coil motor triaxial linkage platform of claim 1, wherein the fixed magnet comprises two centrally symmetrically arranged magnetic blocks, and the magnetic blocks are circular structures.
3. The voice coil motor triaxial linkage platform of claim 2, wherein the third coil winding is located between two magnetic blocks.
4. A voice coil motor tri-axial linkage platform according to claim 1, wherein the third coil winding is connected to the rotary base.
5. The voice coil motor triaxial linkage platform of claim 1, wherein the base and the X-axis platform are each provided with a guide assembly, and the guide assembly comprises a guide rail and a slider.
6. A voice coil motor tri-axial linkage platform according to claim 1, wherein the base is provided with a first coil joint, the X-axis platform is provided with a second coil joint, and the rotary base is provided with a third coil joint.
7. A voice coil motor triaxial linkage platform according to claim 1, wherein a cavity is provided in the center of the fixed magnet, a bearing is provided in the cavity, and the third coil winding is connected to the bearing.
8. A voice coil motor triaxial linkage platform according to claim 1, wherein a limit pin is disposed on the fixed magnet, and the limit pin corresponds to the third coil winding position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020432264.5U CN211429173U (en) | 2020-03-30 | 2020-03-30 | Voice coil motor three-axis linkage platform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020432264.5U CN211429173U (en) | 2020-03-30 | 2020-03-30 | Voice coil motor three-axis linkage platform |
Publications (1)
Publication Number | Publication Date |
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CN211429173U true CN211429173U (en) | 2020-09-04 |
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CN202020432264.5U Active CN211429173U (en) | 2020-03-30 | 2020-03-30 | Voice coil motor three-axis linkage platform |
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CN (1) | CN211429173U (en) |
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2020
- 2020-03-30 CN CN202020432264.5U patent/CN211429173U/en active Active
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