CN220930061U - Two-degree-of-freedom vibration damping platform system based on flexible suspension wire bearing - Google Patents
Two-degree-of-freedom vibration damping platform system based on flexible suspension wire bearing Download PDFInfo
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- CN220930061U CN220930061U CN202322418831.8U CN202322418831U CN220930061U CN 220930061 U CN220930061 U CN 220930061U CN 202322418831 U CN202322418831 U CN 202322418831U CN 220930061 U CN220930061 U CN 220930061U
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- 239000000725 suspension Substances 0.000 title claims abstract description 40
- 238000013016 damping Methods 0.000 title claims abstract description 10
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000003384 imaging method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a two-degree-of-freedom vibration damping platform system based on a flexible suspension bearing, which belongs to the technical field of vibration damping platform systems and comprises a mounting frame, wherein an inner cavity of the mounting frame is connected with a moving frame in a sliding manner, a limiting assembly for improving the moving stability of the moving frame is arranged between the moving frame and the mounting frame, and a moving seat is arranged in the inner cavity of the moving frame; the utility model can freely move the electronic device in double degrees of freedom through the cooperation of the first free moving component and the second free moving component, and the arrangement of the flexible suspension wire bearing is different from that of a linear rolling bearing using rolling bodies and a sliding linear bearing containing self-lubricating bodies, and the flexible suspension wire bearing has no kinematic pair, so that friction damping and abrasion are not generated.
Description
Technical Field
The utility model relates to the technical field of vibration-damping platform systems, in particular to a two-degree-of-freedom vibration-damping platform system based on a flexible suspension bearing.
Background
The flexible suspension wire bearing flexure bearing is used as a special mechanism bearing component, makes full use of special geometric topological flexibility of a specific structure body, releases one-dimensional linear freedom degree in a certain stroke and provides certain spring stiffness; at the same time, a good constraint is placed on the other 5 spatial degrees of freedom.
Unlike linear rolling bearings using rolling bodies and sliding linear bearings containing self-lubricating bodies, the flexible suspension bearing flexure bearing does not have any kinematic pair, that is, friction damping and wear, and these characteristics are particularly advantageous for high-precision servo drive control systems.
Based on the above characteristics, the flexible suspension bearing flexure bearing has been widely used and paid attention to in VC (voice coil) voice coil motors, single-degree-of-freedom actuators, and single-degree-of-freedom reciprocating mechanism products in recent years.
Therefore, a set of two-degree-of-freedom voice coil motor and flexible suspension bearing system is designed and used for controlling the vibration compensation mirror VC (vibration compensation) in the laser range finder and the imaging lens in a double-freedom mode.
Disclosure of utility model
The utility model aims to provide a two-degree-of-freedom vibration absorption platform system based on a flexible suspension bearing, which has the advantage of being capable of controlling a vibration compensation mirror in a laser range finder and an imaging lens in a double-degree-of-freedom manner so as to solve the problems in the background technology.
In order to achieve the above purpose, the utility model provides a two-degree-of-freedom vibration absorbing platform system based on a flexible suspension bearing, which comprises a mounting frame, wherein an inner cavity of the mounting frame is connected with a moving frame in a sliding manner, a limiting component for improving the moving stability of the moving frame is arranged between the moving frame and the mounting frame, a moving seat is arranged in the inner cavity of the moving frame, a mounting groove is formed in the surface of the moving seat, an electronic device is detachably arranged in the inner cavity of the mounting groove, a sliding component is arranged between the moving seat and the moving frame, a first free moving component for driving the electronic device to move in one free direction is arranged in the inner cavity of the moving frame, and a second free moving component for driving the electronic device to move in the other free direction is arranged in the inner cavity of the mounting frame.
Preferably, the first free moving assembly comprises a first voice coil motor fixedly mounted on one side of an inner cavity of the moving frame, a moving end of the first voice coil motor is attached to one side of the moving seat, a first flexible suspension wire bearing body is mounted on the inner cavity of the moving frame and located on the other side of the moving seat, and one end of the first flexible suspension wire bearing body is in contact with the surface of the moving seat.
Preferably, the second free moving assembly comprises a second voice coil motor fixedly mounted at the top of the inner cavity of the mounting frame, the moving end of the second voice coil motor is fixedly connected with the top of the moving frame, a second flexible suspension wire bearing body is mounted in the inner cavity of the mounting frame and below the moving frame, and the top of the second flexible suspension wire bearing body is in contact with the bottom of the moving frame.
Preferably, the sliding assembly comprises sliding plates fixedly arranged on the upper side and the lower side of the movable seat, sliding grooves matched with the sliding plates are formed in the upper side and the lower side of the inner cavity of the movable frame, and the surfaces of the sliding plates are in sliding connection with the inner walls of the sliding grooves.
Preferably, the limiting assembly comprises limiting rods fixedly mounted on two sides of the inner cavity of the mounting frame, limiting grooves matched with the limiting rods are formed in two sides of the moving frame, and the inner walls of the limiting grooves are in sliding connection with the surfaces of the limiting rods.
Preferably, the electronic device further comprises a positioning rod which is connected to one side of the movable seat in a threaded mode, and one end of the positioning rod penetrates through the movable seat and extends to the inner cavity of the mounting groove to be attached to the surface of the electronic device.
Preferably, the movable seat further comprises a countersunk hole formed in the surface of the movable seat, the countersunk hole and the positioning rod are correspondingly arranged, and one end of the positioning rod is hidden in the inner cavity of the countersunk hole.
Preferably, the mounting frame further comprises mounting seats mounted at four corners of the inner cavity of the mounting frame, and mounting holes are formed in the surfaces of the mounting seats.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model can carry out double-freedom free movement on the electronic device through the matching use of the first free movement component and the second free movement component, and the arrangement of the flexible suspension wire bearing is different from that of a linear rolling bearing using rolling bodies and a sliding linear bearing containing self-lubricating bodies, and the flexible suspension wire bearing has no kinematic pair, so that friction damping and abrasion are not generated, and the characteristics determine that the device has good vibration absorption performance, can be applied to a laser range finder and a vibration compensation mirror in an imaging lens to carry out double-freedom control, and has good stability;
2. According to the utility model, the stability of the moving seat moving in the inner cavity of the moving frame can be improved through the arrangement of the sliding component, the stability of the moving frame moving in the inner cavity of the mounting frame can be improved through the arrangement of the limiting component, the electronic device can be mounted and fixed in the inner cavity of the mounting groove through the arrangement of the positioning rod, the electronic device is detachably arranged, different types of electronic devices can be selected according to the use requirement, and the use is flexible.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a spacing assembly according to the present utility model;
FIG. 3 is a schematic view of a second free-moving assembly according to the present utility model;
FIG. 4 is a schematic view of a first free-moving component according to the present utility model;
FIG. 5 is a schematic view of the structure of the counter bore of the present utility model;
fig. 6 is a schematic structural view of a first flexible suspension bearing body according to the present utility model.
In the figure: 1. a mounting frame; 2. a moving frame; 3. a movable seat; 4. a mounting groove; 5. an electronic device; 6. a first voice coil motor; 7. a first flexible suspension bearing body; 8. a second voice coil motor; 9. a second flexible suspension bearing body; 10. a slide plate; 11. a chute; 12. a limit rod; 13. a limit groove; 14. a positioning rod; 15. a countersunk hole; 16. a mounting base; 17. and (5) mounting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the utility model provides a two-degree-of-freedom vibration absorbing platform system based on a flexible suspension wire bearing, which comprises a mounting frame 1, wherein an inner cavity of the mounting frame 1 is slidably connected with a moving frame 2, the inner cavity of the moving frame 2 is provided with a moving seat 3, the surface of the moving seat 3 is provided with a mounting groove 4, an electronic device 5 is detachably mounted in the inner cavity of the mounting groove 4, a first free moving component for driving the electronic device 5 to move in a free direction is mounted in the inner cavity of the moving frame 2, the first free moving component comprises a first voice coil motor 6 fixedly mounted on one side of the inner cavity of the moving frame 2, the moving end of the first voice coil motor 6 is attached to one side of the moving seat 3, the inner cavity of the moving frame 2 and the other side of the moving seat 3 are provided with a first flexible suspension wire bearing body 7, and one end of the first flexible suspension wire bearing body 7 is in contact with the surface of the moving seat 3.
Through the setting of first free moving assembly, can carry out free movement to the transverse direction of electronic device 5, when removing, user accessible external controller opens first voice coil motor 6, and the removal end of first voice coil motor 6 can promote and remove seat 3 and electronic device 5 and remove, simultaneously, owing to install first flexible suspension bearing body 7 in the one side of removing seat 3, can realize the purpose to electronic device 5 along the stable removal of transverse direction, it is to be noted that electronic device 5 can be but not limited to be the vibration compensation mirror in laser range finder and the imaging lens in this embodiment.
The device further comprises mounting seats 16 mounted at four corners of the inner cavity of the mounting frame 1, mounting holes 17 are formed in the surfaces of the mounting seats 16, and the use positions of the device can be mounted and fixed through the cooperation of the mounting seats 16 and the mounting holes 17.
Preferably, the electronic device further comprises a positioning rod 14 which is in threaded connection with one side of the movable seat 3, one end of the positioning rod 14 penetrates through the movable seat 3 and extends to the inner cavity of the mounting groove 4 to be attached to the surface of the electronic device 5, the electronic device further comprises a countersink 15 which is formed in the surface of the movable seat 3, the countersink 15 and the positioning rod 14 are correspondingly arranged, and one end of the positioning rod 14 is hidden in the inner cavity of the countersink 15.
Through setting up of locating lever 14, after the user installs electronic device 5 in the inner chamber of mounting groove 4, can fix electronic device 5 at the inner chamber of mounting groove 4 through tightening locating lever 14, through setting up of counter bore 15, its one end can be hidden at the inner chamber of counter bore 15 when tightening the state of locating lever 14, can guarantee to remove the planarization on seat 3 surface.
It is worth noting that the inner cavity of the installation frame 1 is provided with a second free moving assembly for driving the electronic device 5 to move in the other free direction, the second free moving assembly comprises a second voice coil motor 8 fixedly installed at the top of the inner cavity of the installation frame 1, the moving end of the second voice coil motor 8 is fixedly connected with the top of the moving frame 2, the inner cavity of the installation frame 1 is located below the moving frame 2 and is provided with a second flexible suspension wire bearing body 9, and the top of the second flexible suspension wire bearing body 9 is in contact with the bottom of the moving frame 2.
Through the setting of the free movable assembly of second, can remove the regulation to the upper and lower position of use of electronic device 5, when removing, the user accessible external controller opens second voice coil motor 8, and the removal end of second voice coil motor 8 can drive and remove frame 2 reciprocates, and then drives electronic device 5 and reciprocate, owing to installed the flexible suspension wire bearing body 9 of second in the bottom of removing frame 2, can realize the purpose to electronic device 5 stable upward and downward movement.
Further, a limiting component for improving the moving stability of the moving frame 2 is arranged between the moving frame 2 and the mounting frame 1, the limiting component comprises limiting rods 12 fixedly mounted on two sides of an inner cavity of the mounting frame 1, limiting grooves 13 matched with the limiting rods 12 are formed in two sides of the moving frame 2, and the inner walls of the limiting grooves 13 are in sliding connection with the surfaces of the limiting rods 12.
Through the setting of spacing subassembly, can promote the stability that removes frame 2 removed, can play spacing effect simultaneously to removing frame 2, prevent that it from breaking away from the connection with installing frame 1, can drive the spacing groove 13 of its both sides at the surface slip of gag lever post 12 when removing frame 2 and remove.
Further, a sliding component is arranged between the movable seat 3 and the movable frame 2, the sliding component comprises sliding plates 10 fixedly arranged on the upper side and the lower side of the movable seat 3, sliding grooves 11 matched with the sliding plates 10 are formed in the upper side and the lower side of the inner cavity of the movable frame 2, and the surface of the sliding plates 10 is in sliding connection with the inner walls of the sliding grooves 11.
Through the setting of slip subassembly, can promote the stability that removes seat 3 at the removal frame 2 inner chamber removal, prevent to remove seat 3 and follow the inner chamber slippage of removing frame 2 in the removal in-process, remove seat 3 and can drive the slide 10 of its upper and lower both sides at the inner chamber slip of spout 11 when removing.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a two degree of freedom damping platform system based on flexible suspension bearing, its characterized in that, including installing frame (1), the inner chamber sliding connection of installing frame (1) has movable frame (2), be provided with the spacing subassembly that is used for promoting movable frame (2) mobility stability between movable frame (2) and the installing frame (1), the inner chamber of movable frame (2) is provided with removes seat (3), install mounting groove (4) on the surface of removing seat (3), electronic component (5) are installed to the inner chamber detachably of mounting groove (4), be provided with sliding component between movable seat (3) and the movable frame (2), the first free movable component that is used for driving electronic component (5) at a free direction removal is installed to the inner chamber of movable frame (2), the second free movable component that is used for driving electronic component (5) at another free direction removal is installed to the inner chamber of installing frame (1).
2. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the first free moving assembly comprises a first voice coil motor (6) fixedly mounted on one side of an inner cavity of a moving frame (2), a moving end of the first voice coil motor (6) is attached to one side of a moving seat (3), a first flexible suspension wire bearing body (7) is mounted on the other side of the inner cavity of the moving frame (2) and located on the moving seat (3), and one end of the first flexible suspension wire bearing body (7) is in contact with the surface of the moving seat (3).
3. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the second free moving assembly comprises a second voice coil motor (8) fixedly mounted at the top of an inner cavity of the mounting frame (1), the moving end of the second voice coil motor (8) is fixedly connected with the top of the moving frame (2), a second flexible suspension wire bearing body (9) is mounted in the inner cavity of the mounting frame (1) and located below the moving frame (2), and the top of the second flexible suspension wire bearing body (9) is in contact with the bottom of the moving frame (2).
4. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the sliding assembly comprises sliding plates (10) fixedly mounted on the upper side and the lower side of the movable seat (3), sliding grooves (11) matched with the sliding plates (10) are formed in the upper side and the lower side of the inner cavity of the movable frame (2), and the surfaces of the sliding plates (10) are in sliding connection with the inner walls of the sliding grooves (11).
5. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the limiting assembly comprises limiting rods (12) fixedly mounted on two sides of an inner cavity of the mounting frame (1), limiting grooves (13) matched with the limiting rods (12) are formed in two sides of the moving frame (2), and the inner walls of the limiting grooves (13) are in sliding connection with the surfaces of the limiting rods (12).
6. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the electronic device further comprises a positioning rod (14) which is connected to one side of the movable seat (3) in a threaded mode, and one end of the positioning rod (14) penetrates through the movable seat (3) and extends to the inner cavity of the mounting groove (4) to be attached to the surface of the electronic device (5).
7. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings of claim 6 wherein: still including opening in countersink (15) on movable seat (3) surface, countersink (15) are corresponding setting with locating lever (14), just the one end of locating lever (14) hide in countersink (15) inner chamber.
8. The two-degree-of-freedom vibration canceling platform system based on flexible suspension bearings according to claim 1, wherein: the mounting frame is characterized by further comprising mounting seats (16) mounted at four corners of the inner cavity of the mounting frame (1), and mounting holes (17) are formed in the surfaces of the mounting seats (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322418831.8U CN220930061U (en) | 2023-09-06 | 2023-09-06 | Two-degree-of-freedom vibration damping platform system based on flexible suspension wire bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322418831.8U CN220930061U (en) | 2023-09-06 | 2023-09-06 | Two-degree-of-freedom vibration damping platform system based on flexible suspension wire bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220930061U true CN220930061U (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322418831.8U Active CN220930061U (en) | 2023-09-06 | 2023-09-06 | Two-degree-of-freedom vibration damping platform system based on flexible suspension wire bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220930061U (en) |
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2023
- 2023-09-06 CN CN202322418831.8U patent/CN220930061U/en active Active
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