Magnet displacement mechanism
By using titanium alloy material and piezoelectric ceramic nanodriver combined with the magnet displacement mechanism of Z-axis, Y-axis, and X-axis motors, the problem of reducing the accuracy of magnetic ring adjustment in low temperature environments is solved, and micro-scale magnets below minus 200℃ are achieved The mounting ring adjustment ensures normal use and high-precision adjustment in low temperature environments.
Patent Information
- Application Number
- CN202421041094.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-14
AI Technical Summary
The existing magnetic ring adjustment mechanism cannot be used normally in low temperature environments and the accuracy is reduced.
Magnet mounting rings and piezoelectric ceramic nanodrivers made of titanium alloy materials are combined with Z-axis, Y-axis and X-axis motors to realize micron-level adjustment of magnet mounting rings, and utilize the anti-low temperature characteristics of titanium alloy and the piezoelectric ceramic drivers. High precision adjustment capability.
Micron-level adjustment of the magnet mounting ring is achieved below minus 200°C, improving the adjustment accuracy and ensuring normal use in low temperature environments.
Smart Images
Figure CN222262512U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of micro-distance adjustment, in particular to a magnet displacement mechanism. Background Art
[0002] The magnetic ring position regulator is a component used for micro-adjustment of the magnetic ring position. However, the magnetic ring adjustment mechanism currently used cannot be used normally in a low-temperature environment and its accuracy decreases in a low-temperature environment. Utility Model Content
[0003] The utility model provides a magnet displacement mechanism to solve the above-mentioned deficiencies of the prior art, can be used normally in a low temperature environment, improves the accuracy during adjustment, and has strong practicability.
[0004] In order to achieve the purpose of this utility model, the following technologies are proposed:
[0005] A magnet displacement mechanism includes a magnet mounting ring, a connecting plate is formed on the outer periphery of the magnet mounting ring, an end plate is vertically provided at the other end of the connecting plate, a mounting plate is installed on the end plate, a Z-axis motor is connected to the mounting plate, a Z-axis adapter plate is installed at the lower end of the Z-axis motor, a Y-axis motor is provided at the other end of the Z-axis adapter plate, the Y-axis motor is provided with an X-axis motor, a fixed plate is connected to the X-axis motor, a mounting base is installed at one end of the fixed plate, a rectangular hole is opened on the fixed plate, and the mounting plate moves in the rectangular hole. The Z-axis motor can adjust the height of the magnet mounting ring by 0-6 mm during coarse adjustment. The Y-axis motor can adjust the position of the magnet mounting ring by 0-6 mm along the width direction of the Z-axis adapter plate during coarse adjustment. The X-axis motor can adjust the spacing between the Z-axis adapter plate and the fixed plate by 0-6 mm during coarse adjustment.
[0006] Furthermore, the magnet mounting ring, the connecting plate, the end plate, the mounting plate and the Z-axis adapter plate are all made of titanium alloy, which has a significant low temperature resistance property.
[0007] Furthermore, the titanium alloy is a CT20α type titanium alloy, which is non-magnetic and has an expansion coefficient that matches the piezoelectric ceramics and other components of the driver, has high strength, is light in weight, and can achieve reliable low-temperature performance.
[0008] Furthermore, the X-axis motor, Y-axis motor and Z-axis motor are all piezoelectric ceramic nano-actuators, the main body of which is made of titanium alloy material, and the maximum load it can withstand is 2 kg, while its adjustment speed is 0-3 mm / s.
[0009] Furthermore, the X-axis motor, the Y-axis motor and the Z-axis motor all use linear nanopositioners.
[0010] Furthermore, the adjustment distance of the X-axis motor to the Y-axis motor in the X-axis direction is 0 microns to 5 microns, the adjustment distance of the Y-axis motor to the Z-axis adapter plate in the width direction is 0 microns to 5 microns, and the adjustment distance of the Z-axis motor to the magnet mounting ring along the length direction of the Z-axis adapter plate is 0 microns to 5 microns. Through the above-mentioned micron-level fine adjustment capability, the adjustment accuracy of the magnet mounting ring (33) position is improved.
[0011] The advantages of the above technical solution are:
[0012] The utility model can perform micron-level adjustment operation on the magnet installation ring and the position of the magnet at a temperature below -200°C. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.
[0014] Figure 1 A three-dimensional structural diagram of one embodiment is shown. DETAILED DESCRIPTION
[0015] like Figure 1 As shown, a magnet displacement mechanism includes a magnet mounting ring 33, a magnet is mounted on the magnet mounting ring 33, a connecting plate 32 is formed on the outer periphery of the magnet mounting ring 33, an end plate 30 is vertically provided at the other end of the connecting plate 32, a mounting plate 3 is mounted on the end plate 30, a Z-axis motor 2 is connected to the mounting plate 3, a Z-axis adapter plate 1 is mounted on the lower end of the Z-axis motor 2, a Y-axis motor 4 is provided at the other end of the Z-axis adapter plate 1, an X-axis motor 4 is provided at the Y-axis motor 4, a fixing plate 41 is connected to the X-axis motor 40, a mounting base 45 is installed at one end of the fixing plate 41, a rectangular hole 43 is opened on the fixing plate 41, and the mounting plate 3 moves in the rectangular hole 43.
[0016] The magnet mounting ring 33, the connecting plate 32, the end plate 30, the mounting plate 3 and the Z-axis adapter plate 1 are all made of titanium alloy, and the titanium alloy is CT20α type titanium alloy. Since this material is non-magnetic, it is convenient to fix the magnet.
[0017] The X-axis motor 40, the Y-axis motor 4 and the Z-axis motor 2 are all piezoelectric ceramic nano-actuators, and the X-axis motor 40, the Y-axis motor 4 and the Z-axis motor 2 all use linear nano-positioners. The X-axis motor 40 adjusts the distance of the Y-axis motor 4 in the X-axis direction from 0 microns to 5 microns, the Y-axis motor 4 adjusts the distance of the Z-axis adapter plate 1 in the width direction from 0 microns to 5 microns, and the Z-axis motor 2 adjusts the distance of the magnet mounting ring 33 along the length direction of the Z-axis adapter plate 1 from 0 microns to 5 microns.
[0018] This embodiment is mainly used for the installation of magnets of related components on satellites such as satellites orbiting celestial bodies in space and can also adjust the position of magnets in the low-temperature environment of space. During the adjustment process, the magnet mounting ring 33 can be adjusted along the vertical direction of the fixed plate 41 by the Z-axis motor 2, the magnet mounting ring 33 can be adjusted along the width direction of the fixed plate 41 by the Y-axis motor 4, and the spacing between the magnet mounting ring 33 and the fixed plate 41 can be adjusted by the X-axis motor 40. It has a larger adjustment range during coarse adjustment and a micron-level adjustment range during fine adjustment, thereby improving the adjustment accuracy.
[0019] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. Thus, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and their equivalents, the utility model is also intended to include these modifications and variations.
Claims
1. A magnet displacement mechanism, characterized in that: The invention comprises a magnet mounting ring (33), a connecting plate (32) is formed on the outer periphery of the magnet mounting ring (33), an end plate (30) is vertically provided at the other end of the connecting plate (32), a mounting plate (3) is mounted on the end plate (30), a Z-axis motor (2) is connected to the mounting plate (3), a Z-axis adapter plate (1) is mounted on the lower end of the Z-axis motor (2), a Y-axis motor (4) is provided at the other end of the Z-axis adapter plate (1), an X-axis motor (40) is provided on the Y-axis motor (44), a fixing plate (41) is connected to the X-axis motor (40), a fixing plate (41) is mounted on one end of the fixing plate (41), a rectangular hole (43) is opened on the fixing plate (41), and the mounting plate (3) moves in the rectangular hole (43).
2. The magnet displacement mechanism according to claim 1, characterized in that: The magnet mounting ring (33), the connecting plate (32), the end plate (30), the mounting plate (3) and the Z-axis adapter plate (1) are all made of titanium alloy.
3. The magnet displacement mechanism according to claim 2, characterized in that: The titanium alloy is CT20α type titanium alloy.
4. The magnet displacement mechanism according to claim 1, characterized in that: The X-axis motor (40), the Y-axis motor (4) and the Z-axis motor (2) are all piezoelectric ceramic nano-actuators.
5. The magnet displacement mechanism according to claim 1, characterized in that: The X-axis motor (40), the Y-axis motor (4) and the Z-axis motor (2) all use linear nanopositioners.
6. The magnet displacement mechanism according to claim 1, characterized in that: The adjustment distance of the X-axis motor (40) to the Y-axis motor (4) in the X-axis direction is 0 microns to 5 microns; The Y-axis motor (4) can adjust the width of the Z-axis adapter plate (1) to a distance of 0 micrometers to 5 micrometers; The adjustment distance of the Z-axis motor (2) to the magnet mounting ring (33) along the length direction of the Z-axis adapter plate (1) is 0 micrometers to 5 micrometers.