CN216207249U - Two-sided dynamic balance of miniature momentum wheel fixes frock - Google Patents
Two-sided dynamic balance of miniature momentum wheel fixes frock Download PDFInfo
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- CN216207249U CN216207249U CN202122395140.1U CN202122395140U CN216207249U CN 216207249 U CN216207249 U CN 216207249U CN 202122395140 U CN202122395140 U CN 202122395140U CN 216207249 U CN216207249 U CN 216207249U
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Abstract
The utility model discloses a micro momentum wheel double-sided dynamic balance fixing tool which comprises a right frame, a left frame, a momentum wheel motor and a balance machine right support, wherein a flywheel body is arranged between the right frame and the left frame, one side of the flywheel body, which is positioned on the right frame, is connected with a support handle, one side of the flywheel body, which is positioned on the left frame, is connected with the momentum wheel motor, the momentum wheel motor is fixed on the left frame, a motor mounting interface is arranged between the left frame and the momentum wheel motor, a positioning boss is arranged on the right frame, which is positioned between the left frames, and a positioning groove is arranged on the left frame, which is positioned between the positioning bosses. The utility model can change the single support dynamic balance into double support dynamic balance, effectively remove the even unbalance of the flywheel body; the tool is convenient to mount and dismount, and can save more time especially for the operation process of removing the weight and dynamic balance of the flywheel body; the tool has good consistency of secondary assembly, can ensure the consistency of the flywheel body in the repeated weight removal and disassembly process, and can not influence the calibration parameters of the balancing machine.
Description
Technical Field
The utility model relates to the field of micro momentum wheel dynamic balance, in particular to a double-sided dynamic balance fixing tool for a micro momentum wheel.
Background
With the development of commercial aerospace and the technical progress of micro-nano satellites, the micro-nano satellites provide higher index requirements for miniaturized micro momentum wheels, the micro momentum wheels are required to have the characteristics of small volume, light weight and large output torque, and in addition, the micro momentum wheels simultaneously provide higher requirements for vibration indexes caused by high-speed rotation of the micro momentum wheels in the remote sensing micro-nano satellites. The miniature momentum wheel adopts an integrated brushless motor structure, and the motor of the type is a structure with an inner rotor rotating. Because the flywheel body of the momentum wheel has processing errors and installation errors, the flywheel body can have large unbalance in the rotating process, so that the whole momentum wheel vibrates greatly.
The defects and shortcomings of the prior art are as follows: according to the structural characteristics of the micro momentum wheel, only the motor side can be fixed, single-support single-side dynamic balance is carried out, and double-support dynamic balance cannot be carried out. Because the single-side dynamic balance can not eliminate even unbalance, the flywheel body generates shaking perpendicular to the direction of the rotating shaft under the condition of high-speed rotation, and the vibration index is out of tolerance.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide a double-sided dynamic balance fixing tool for a micro momentum wheel.
The utility model realizes the purpose through the following technical scheme:
the tool comprises a right frame, a left frame, a momentum wheel motor and a balance machine right support, wherein a flywheel body is arranged between the right frame and the left frame, one side of the flywheel body, which is positioned on the right frame, is connected with a support handle, one side of the flywheel body, which is positioned on the left frame, is connected with the momentum wheel motor, the momentum wheel motor is fixed on the left frame, a motor installation interface is arranged between the left frame and the momentum wheel motor, a positioning boss is arranged on the right frame, which is positioned between the left frame, and a positioning groove is arranged on the left frame, which is positioned between the positioning bosses;
the left frame lower extreme is connected with the balance machine right branch and supports, the left frame lower extreme is connected with the balance machine left branch and supports, left side frame one end is connected through two set screw the right frame, the right frame with be provided with the fixed orifices between the set screw, the set screw inboard is provided with two location nails, the location nail with be provided with left locating hole between the left frame, the location nail with be provided with right locating hole between the right frame, support handle externally mounted has the balance machine sensor.
Preferably: the fixing screw is connected with the left frame and the right frame through threads.
So set up, the set screw is used for fixing, thereby connects right frame and the fastening of left frame.
Preferably: the right frame, the right positioning hole and the positioning boss are integrally formed, and the right support of the balancing machine is connected with the right frame through a screw.
So set up, utilize integrated into one piece to guarantee the stability of right side frame itself utilizes simultaneously balanced quick-witted right branch props guarantees steady effect.
Preferably: the left frame, the motor installation interface, the left positioning hole, the positioning groove and the fixing hole are integrally formed, and the left support of the balancing machine is connected with the left frame through a screw.
So set up, left side frame is used for supporting the flywheel body.
Preferably: the positioning nail is in interference fit with the right frame and the left frame.
So set up, the location nail is used for assistance-localization real-time, utilizes interference fit, guarantees the degree of accuracy of cooperation.
Compared with the prior art, the utility model has the following beneficial effects:
1. the tool can change the single-support dynamic balance into double-support dynamic balance, and effectively remove even unbalance of the flywheel body; the tool is convenient to mount and dismount, and can save more time especially for the operation process of removing the weight and dynamic balance of the flywheel body; the tool has good consistency of secondary assembly, can ensure the consistency of the flywheel body in the repeated weight removal and disassembly process, and can not influence the calibration parameters of the balancing machine.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a double-sided dynamic balance fixing tool for a micro momentum wheel according to the present invention;
FIG. 2 is a right side view of a double-sided dynamic balance fixture for a micro momentum wheel according to the present invention;
FIG. 3 is a front view of a double-sided dynamic balance fixture for a micro momentum wheel according to the present invention;
FIG. 4 is a left side view of a double-sided dynamic balance fixture for a micro momentum wheel according to the present invention;
FIG. 5 is a schematic diagram of a right frame structure of a double-sided dynamic balance fixing tool for a micro momentum wheel according to the present invention;
FIG. 6 is a schematic structural view of a left frame of the double-sided dynamic balance fixing tool for the micro momentum wheel according to the present invention;
FIG. 7 is a schematic structural diagram of a flywheel body of the double-sided dynamic balance fixing tool for the micro momentum wheel according to the utility model;
fig. 8 is a cross-sectional view of a flywheel body of the double-sided dynamic balance fixing tool for the micro momentum wheel.
The reference numerals are explained below:
1. a flywheel body; 2. a right frame; 3. a left frame; 4. a momentum wheel motor; 5. a right support of the balancing machine; 6. a left support of the balancing machine; 7. positioning nails; 8. a set screw; 9. a support handle; 10. a right positioning hole; 11. positioning the boss; 12. a motor mounting interface; 13. a left positioning hole; 14. positioning a groove; 15. and (7) fixing holes.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-8, a micro momentum wheel double-sided dynamic balance fixing tool comprises a right frame 2, a left frame 3, a momentum wheel motor 4 and a balance machine right support 5, wherein a flywheel body 1 is arranged between the right frame 2 and the left frame 3, one side of the flywheel body 1, which is positioned on the right frame 2, is connected with a support handle 9, one side of the flywheel body 1, which is positioned on the left frame 3, is connected with the momentum wheel motor 4, the momentum wheel motor 4 is fixed on the left frame 3, a motor mounting interface 12 is arranged between the left frame 3 and the momentum wheel motor 4, a positioning boss 11 is arranged on the right frame 2, which is positioned between the left frames 3, and a positioning groove 14 is arranged on the left frame 3, which is positioned between the positioning bosses 11;
the lower end of the right frame 2 is connected with a right support 5 of a balancing machine, the lower end of the left frame 3 is connected with a left support 6 of the balancing machine, one end of the left frame 3 is connected with the right frame 2 through two fixing screws 8, a fixing hole 15 is arranged between the right frame 2 and the fixing screws 8, two positioning nails 7 are arranged on the inner side of each fixing screw 8, a left positioning hole 13 is arranged between each positioning nail 7 and the left frame 3, a right positioning hole 10 is arranged between each positioning nail 7 and the right frame 2, and a sensor of the balancing machine is arranged outside the support handle 9.
Preferably: the fixing screw 8 is connected with the left frame 3 and the right frame 2 through threads, and the fixing screw 8 is used for fixing, so that the right frame 2 and the left frame 3 are firmly connected; the right frame 2, the right positioning hole 10 and the positioning boss 11 are integrally formed, the right support 5 of the balancing machine is connected with the right frame 2 through screws, the stability of the right frame 2 is guaranteed by the integral forming, and meanwhile, the stable effect is guaranteed by the right support 5 of the balancing machine; the left frame 3, the motor installation interface 12, the left positioning hole 13, the positioning groove 14 and the fixing hole 15 are integrally formed, the left support 6 of the balancing machine is connected with the left frame 3 through screws, and the left frame 3 is used for supporting the flywheel body 1; location nail 7 and right frame 2, 3 interference fit of left frame, location nail 7 is used for assistance-localization real-time, utilizes interference fit, guarantees the degree of accuracy of cooperation.
The working principle is as follows: the momentum wheel motor 4 and the left frame 3 are fixed, if the diameter of the momentum wheel motor 4 can meet the supporting requirement, the outer cylindrical surface of the momentum wheel motor 4 can be directly used as a left end supporting handle to be embedded in the motor installation interface 12; the left frame 3 is connected with the right frame 2 through the fixing screw 8, in order to ensure the consistency of the assembly of the outer frame and the reliability of the connection each time, a positioning groove 14 and a positioning boss 11 are respectively designed on the right frame 2 and the left frame 3, the positioning groove 14 and the positioning boss 11 are tightly matched, and the fixing screw 8 which is used for ensuring the force generated by unbalance to be transmitted to the right frame 2 without attenuation can be locked through the fixing screw 8 and is captured by a right support sensor of a balancing machine; in the dynamic balance process, the flywheel body 1 can rotate at a high speed, and in the accelerating and decelerating processes, the right frame 2 and the left frame 3 can receive reaction force, and the right frame 2 and the left frame 3 can be prevented from rotating through the matching of the positioning nail 7, the right support 5 of the balancing machine and the left support 6 of the balancing machine.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (5)
1. The utility model provides a two-sided dynamic balance of miniature momentum wheel fixes frock which characterized in that: the balance mechanism comprises a right frame (2), a left frame (3), a momentum wheel motor (4) and a balance machine right support (5), wherein a flywheel body (1) is arranged between the right frame (2) and the left frame (3), one side of the right frame (2) where the flywheel body (1) is located is connected with a support handle (9), one side of the left frame (3) where the flywheel body (1) is located is connected with the momentum wheel motor (4), the momentum wheel motor (4) is fixed on the left frame (3), a motor installation interface (12) is arranged between the left frame (3) and the momentum wheel motor (4), positioning bosses (11) are arranged between the left frame (3) on the right frame (2), and positioning grooves (14) are arranged between the positioning bosses (11) on the left frame (3);
the left frame (3) lower extreme is connected with balance machine right branch and supports (5), left side frame (3) lower extreme is connected with balance machine left branch and supports (6), left side frame (3) one end is connected through two set screw (8) right side frame (2), right side frame (2) with be provided with fixed orifices (15) between set screw (8), set screw (8) inboard is provided with two set screw (7), set screw (7) with be provided with left locating hole (13) between left side frame (3), set screw (7) with be provided with right locating hole (10) between right side frame (2), support handle (9) externally mounted has balance machine sensor.
2. The double-sided dynamic balance fixing tool for the micro momentum wheel as claimed in claim 1, wherein the tool comprises: the fixing screw (8) is connected with the left frame (3) and the right frame (2) through threads.
3. The double-sided dynamic balance fixing tool for the micro momentum wheel as claimed in claim 1, wherein the tool comprises: the right frame (2), the right positioning hole (10) and the positioning boss (11) are integrally formed, and the right support (5) of the balancing machine is connected with the right frame (2) through a screw.
4. The double-sided dynamic balance fixing tool for the micro momentum wheel as claimed in claim 1, wherein the tool comprises: the balance machine is characterized in that the left frame (3), the motor mounting interface (12), the left positioning hole (13), the positioning groove (14) and the fixing hole (15) are integrally formed, and the balance machine left support (6) is connected with the left frame (3) through a screw.
5. The double-sided dynamic balance fixing tool for the micro momentum wheel as claimed in claim 1, wherein the tool comprises: the positioning nail (7) is in interference fit with the right frame (2) and the left frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122395140.1U CN216207249U (en) | 2021-09-30 | 2021-09-30 | Two-sided dynamic balance of miniature momentum wheel fixes frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122395140.1U CN216207249U (en) | 2021-09-30 | 2021-09-30 | Two-sided dynamic balance of miniature momentum wheel fixes frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216207249U true CN216207249U (en) | 2022-04-05 |
Family
ID=80859679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122395140.1U Active CN216207249U (en) | 2021-09-30 | 2021-09-30 | Two-sided dynamic balance of miniature momentum wheel fixes frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216207249U (en) |
-
2021
- 2021-09-30 CN CN202122395140.1U patent/CN216207249U/en active Active
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Denomination of utility model: A micro momentum wheel double-sided dynamic balance fixed fixture Granted publication date: 20220405 Pledgee: Industrial and Commercial Bank of China Limited Luoyang Pilot Free Trade Zone Branch Pledgor: Luoyang jilinxing Information Technology Co.,Ltd. Registration number: Y2024980006590 |