CN216720288U

CN216720288U - Three-axis manual-automatic integrated rotating mechanism

Info

Publication number: CN216720288U
Application number: CN202123402028.2U
Authority: CN
Inventors: 戴红军; 刘文哲; 孙振国; 彭林
Original assignee: Suzhou Atsing Intelligent Technology Co ltd
Current assignee: Suzhou Atsing Intelligent Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-10
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a three-axis manual-automatic integrated rotating mechanism which comprises a control box, an installation cavity and a polarization cavity arranged on the installation cavity, wherein an azimuth mechanism and a pitching mechanism are arranged in the installation cavity, and a polarization mechanism is arranged in the polarization cavity. The utility model greatly reduces the volume of the equipment, and simultaneously, the equipment can realize three-axis full-automatic motion. Meanwhile, in emergency situations such as equipment failure and the like, a manual adjustment method is reserved; the equipment is miniaturized, and meanwhile, the self-locking structure of the equipment is reserved, so that the influence caused by the change of the posture of the equipment in severe environments such as strong wind is prevented. The method can be suitable for different antenna surface forms, such as structures of offset feed, positive feed, flat plate and the like. The combination of coarse adjustment and fine adjustment ensures that the equipment is more convenient to use; self-locking, manual automatic, coarse adjustment and fine adjustment integrated micro structure.

Description

Three-axis manual-automatic integrated rotating mechanism

Technical Field

The utility model relates to the technical field of satellite communication, in particular to a three-axis manual-automatic integrated rotating mechanism.

Background

In recent years, high-throughput satellites have been developed rapidly. For example, two recent high-throughput satellites in China often adopt ku or ka frequency bands. The medium-star 16 satellite is launched in 2017 in 12.4.7 months, the small station adopts a ka frequency band, is fixed at the east longitude 110.5-degree synchronous satellite orbit, provides 26 user beams, covers China and offshore areas, and can be applied to the fields of remote education, medical treatment, internet access, airborne and ship communication, emergency communication and the like. The Asia-Pacific 6D satellite was successfully transmitted in 2020, 7, 9 months. The small station of the Asia-Tai 6D communication satellite adopts a Ku frequency band for transmission, the total communication capacity reaches 50Gbps, the single-beam capacity reaches more than 1Gbps, and high-quality voice and data communication service can be provided for users; and 90 user beams are adopted to realize global coverage in a visual range.

Because the high-flux satellite adopts a spot beam mechanism, different frequencies can be adopted in different areas, and a very high EIRP is given in a single area, the signal strength which can be received by a small satellite station is greatly improved compared with that of the traditional satellite. For a conventional satellite, the lowest aperture is 0.8 meters, whereas under a high-throughput satellite, the aperture of the lowest antenna plane may reach 0.3 meters. The equipment is miniaturized, and the size, the weight and the thickness of the equipment can be greatly reduced. But the traditional transmission mode cannot meet the requirement of equipment miniaturization. Thus, the development of smaller, precise drive mechanisms is at hand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a three-axis manual-automatic integrated rotating mechanism to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a triaxial manual-automatic rotary mechanism, includes control box and installation cavity to and install the polarization cavity on the installation cavity, be equipped with position mechanism and pitch mechanism in the installation cavity, be equipped with polarization mechanism in the polarization cavity.

Preferably, the position mechanism comprises a position motor, a position driving pulley, a position driven pulley, a position worm, a position turbine, a position limiting device and a position fine adjustment wheel, the position motor is fixed on the installation cavity through bolts, the output end of the installation cavity is connected with the position driving pulley, the output end of the position driven pulley is connected with the position worm and the position turbine meshed with the position worm, and the tail end of the position worm is connected with the position fine adjustment wheel.

Preferably, the position limiting device is fixed on the mounting cavity through a bolt.

Preferably, the pitching mechanism comprises a pitching motor, a pitching driving belt wheel, a pitching driven belt wheel, a pitching worm, a pitching turbine, a pitching limiting device, a pitching fine-tuning wheel and a pitching coarse-tuning valve, the output end of the pitching motor is connected with the pitching driving belt wheel, the output end of the pitching driven belt wheel is connected with the pitching worm, one end of the pitching worm, extending out of the installation cavity, is connected with the pitching fine-tuning wheel, the pitching worm is provided with the pitching turbine meshed with the pitching worm, and the output end of the pitching turbine is connected with the pitching coarse-tuning valve.

Preferably, the pitching limiting device is fixed on the mounting cavity through a bolt.

Preferably, the polarization mechanism comprises a polarization motor, a polarization transmission wheel A, a polarization transmission wheel B, a polarization transmission wheel C and an attitude sensor, the output end of the polarization motor is connected with the polarization transmission wheel A, and the polarization transmission wheel B and the polarization transmission wheel C are both movably connected to the polarization cavity.

Preferably, the attitude sensor is connected to the polarization cavity by a bolt.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model greatly reduces the volume of the equipment, and simultaneously, the equipment can realize three-axis full-automatic motion. Meanwhile, in emergency situations such as equipment failure and the like, a manual adjustment method is reserved; the equipment is miniaturized, and meanwhile, the self-locking structure of the equipment is reserved, so that the influence caused by the change of the posture of the equipment in severe environments such as strong wind is prevented. The method can be suitable for different antenna surface forms, such as structures of offset feed, positive feed, flat plate and the like. The combination of coarse adjustment and fine adjustment ensures that the equipment is more convenient to use; self-locking, manual automatic, coarse adjustment and fine adjustment integrated micro structure.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic plan view of the present invention;

fig. 3 is a schematic external perspective view of the present invention.

In the figure: 1. an azimuth motor; 2. an azimuth drive pulley; 3. an azimuth driven pulley; 4. an azimuth worm; 5. an azimuth turbine; 6. an azimuth limiting device; 7. an azimuth fine-tuning wheel; 8. a control box; 9. installing a cavity; 10. a polarization cavity; 11. a pitch motor; 12. a pitch drive pulley; 13. a pitch driven pulley; 14. a pitch worm; 15. a pitch turbine; 16. a pitching limiting device; 17. a pitching fine adjustment wheel; 18. a pitch coarse adjustment valve; 19. a polarization motor; 20. polarizing a driving wheel A; 21. polarizing the transmission wheel B; 22. polarizing the transmission wheel C; 23. and an attitude sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Embodiment 1

As shown in fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a triaxial manual-automatic rotary mechanism, includes control box 8 and installation cavity 9 to and install polarization cavity 10 on installation cavity 9, be equipped with position mechanism and pitch mechanism in the installation cavity 9, be equipped with polarization mechanism in the polarization cavity 10.

Example two

The scheme in the first embodiment is further described in the following with reference to specific working modes, which are described in detail in the following:

as shown in fig. 1 and fig. 2, as a preferred embodiment, on the basis of the above-mentioned manner, further, the azimuth mechanism includes an azimuth motor 1, an azimuth driving pulley 2, an azimuth driven pulley 3, an azimuth worm 4, an azimuth worm wheel 5, an azimuth limiting device 6 and an azimuth fine-tuning wheel 7, the azimuth motor 1 is fixed on the mounting cavity 9 through bolts, the output end of the mounting cavity 9 is connected with the azimuth driving pulley 2, the output end of the azimuth driven pulley 3 is connected with the azimuth worm 4 and the azimuth worm wheel 5 engaged with the azimuth worm 4, the end of the azimuth worm 4 is connected with the azimuth fine-tuning wheel 7, the azimuth limiting device 6 is fixed on the mounting cavity 9 through bolts, during azimuth movement, the azimuth driving pulley 2 is driven through the movement of the azimuth motor 1, the azimuth worm 4 is driven through the transmission with the azimuth driven pulley 3 not described in the belt diagram, realize the position mechanism through the coupling of position worm 4 and position turbine 5 and move for position turbine 5, and position turbine 5 then links to each other with the bottom of installation cavity 9, realizes the motion of equipment, moves to certain angle when the position, drives iron sheet and position stop device 6 contact, and inside senses the position and realizes relative angular motion according to preset position information.

As shown in fig. 1, 2 and 3, as a preferred embodiment, on the basis of the above manner, further, the pitching mechanism includes a pitching motor 11, a pitching driving pulley 12, a pitching driven pulley 13, a pitching worm 14, a pitching turbine 15, a pitching limiting device 16, a pitching fine-tuning wheel 17 and a pitching coarse-tuning valve 18, the output end of the pitching motor 11 is connected with the pitching driving pulley 12, the output end of the pitching driven pulley 13 is connected with the pitching worm 14, one end of the pitching worm 14 extending out of the mounting cavity 9 is connected with the pitching fine-tuning wheel 17, the pitching worm 14 is provided with the pitching turbine 15 engaged with the pitching worm 14, the output end of the pitching turbine 15 is connected with the pitching coarse-tuning valve 18, the pitching limiting device 16 is fixed on the mounting cavity 9 through a bolt, during pitching, the pitching motor 11 moves to drive the pitching driving pulley 12 to move, and is driven by a belt to the pitching driven pulley 13, the pitching worm 14 is driven to move, the pitching mechanism moves relative to the pitching turbine 15 through the matching coupling of the pitching worm 14 and the pitching turbine 15, and the pitching turbine 15 is connected with the polarization mechanism to realize the pitching mechanism movement of the equipment; when the pitching movement reaches a certain angle, the iron sheet is driven to contact the pitching limiting device 16, the position is sensed inside, and the relative angle movement is realized according to the preset position information.

As shown in fig. 1 and fig. 2, as a preferred embodiment, on the basis of the above manner, further, the polarization mechanism includes a polarization motor 19, a polarization transmission wheel a20, a polarization transmission wheel B21, a polarization transmission wheel C22 and an attitude sensor 23, an output end of the polarization motor 19 is connected with the polarization transmission wheel a20, both the polarization transmission wheel B21 and the polarization transmission wheel C22 are movably connected to the polarization cavity 10, the attitude sensor 23 is connected to the polarization cavity 10 through bolts, during polarization motion, the polarization motor 19 drives the polarization transmission wheel a20 and then drives the polarization transmission wheel B21 and then drives the polarization transmission wheel C22, and the polarization transmission wheel C22 is connected to a final load, so as to implement polarization relative motion; the equipment automatically controls the equipment to rotate to a target attitude angle through closed-loop control according to the azimuth, the pitch angle and the roll angle acquired by the attitude sensor 23;

when the equipment is finely adjusted, the motor is in a loose state by the driver, and the motor can automatically induce external force to run due to the controllable torque state of the motor, at the moment, the azimuth worm 4 can be driven to move by external force, such as manually rotating the azimuth fine adjustment wheel 7, and the worm gear and worm transmission generally has a larger reduction ratio, so that azimuth fine adjustment can be manually realized; similarly, the pitching fine adjustment wheel 17 can drive the pitching worm 14 to move, so that pitching fine adjustment is realized; polarization trimming is accomplished by directly rotating the final load connected to polarization drive wheel C22.

For coarse adjustment, the coarse pitch valve can be opened 18 manually, and the 15 pitch worm wheel will generate a certain gap relative to the 14 pitch worm, and the worm wheel and the worm gear are not meshed. At the moment, the final load can be directly moved through external force, coarse adjustment of pitching is achieved, fine adjustment is conducted after adjustment is completed, the controller can judge that the equipment conducts coarse adjustment according to the current attitude sensor angle and the position relation of the motor encoder, after an instruction is received, the current position can be judged and recorded, prompt information is given out in man-machine interaction, and accurate angle tracking is continued after coarse adjustment is completed.

The working principle of the three-axis manual-automatic integrated rotating mechanism is as follows: when the azimuth moves, the azimuth motor 1 moves to drive the azimuth driving belt wheel 2 to move, the belt is not described in the belt image to be transmitted with the azimuth driven belt wheel 3 to drive the azimuth worm 4 to move, the azimuth mechanism moves relative to the azimuth turbine 5 through the coupling of the azimuth worm 4 and the azimuth turbine 5, the azimuth turbine 5 is connected with the bottom of the mounting cavity 9 to realize the movement of the equipment, when the azimuth moves to a certain angle, the iron sheet is driven to contact with the azimuth limiting device 6, the position is sensed inside, and the relative angle movement is realized according to preset position information;

during pitching movement, the pitching motor 11 moves to drive the pitching driving belt wheel 12 to move, the belt is in transmission with the pitching driven belt wheel 13 to drive the pitching worm 14 to move, the pitching mechanism moves relative to the pitching worm 15 through the matching coupling of the pitching worm 14 and the pitching worm 15, the pitching worm 15 is connected with the polarization mechanism, and the pitching mechanism of the equipment moves; when the pitching movement reaches a certain angle, the iron sheet is driven to contact with the pitching limiting device 16, the position is sensed inside, and the relative angle movement is realized according to the preset position information;

when the polarization moves, the polarization motor 19 drives the polarization transmission wheel A20, then drives the polarization transmission wheel B21, then drives the polarization transmission wheel C22, and the polarization transmission wheel C22 is connected with the final load, so that the polarization relative movement is realized; the equipment automatically controls the equipment to rotate to a target attitude angle through closed-loop control according to the azimuth, the pitch angle and the roll angle acquired by the attitude sensor 23.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a triaxial manual-automatic rotary mechanism, includes control box (8) and installation cavity (9) to and install polarization cavity (10) on installation cavity (9), its characterized in that: the installation cavity (9) is internally provided with a direction mechanism and a pitching mechanism, and the polarization cavity (10) is internally provided with a polarization mechanism.

2. The three-axis automated manual rotation mechanism of claim 1, wherein: the azimuth mechanism comprises an azimuth motor (1), an azimuth driving pulley (2), an azimuth driven pulley (3), an azimuth worm (4), an azimuth turbine (5), an azimuth limiting device (6) and an azimuth fine-adjustment wheel (7), wherein the azimuth motor (1) is fixed on an installation cavity (9) through bolts, the output end of the installation cavity (9) is connected with the azimuth driving pulley (2), the output end of the azimuth driven pulley (3) is connected with the azimuth worm (4) and the azimuth turbine (5) meshed with the azimuth worm (4), and the tail end of the azimuth worm (4) is connected with the azimuth fine-adjustment wheel (7).

3. The tri-axial automated manual rotation mechanism of claim 2, wherein: the position limiting device (6) is fixed on the mounting cavity (9) through a bolt.

4. The three-axis automated manual rotation mechanism of claim 1, wherein: pitching mechanism includes pitch motor (11), every single move driving pulley (12), every single move driven pulley (13), every single move worm (14), every single move turbine (15), every single move stop device (16), every single move fine setting wheel (17) and every single move coarse adjusting valve (18), the output of every single move motor (11) is connected with every single move driving pulley (12), the output of every single move driven pulley (13) is connected with every single move worm (14), the one end that every single move worm (14) extended installation cavity (9) is connected with every single move fine setting wheel (17), be equipped with on every single move worm (14) with every single move worm (14) meshing every single move turbine (15), the output of every single move turbine (15) is connected with every single move coarse adjusting valve (18).

5. The tri-axial automated manual rotation mechanism of claim 4, wherein: the pitching limiting device (16) is fixed on the mounting cavity (9) through a bolt.

6. The three-axis manual-automatic integrated rotating mechanism according to claim 1, wherein: the polarization mechanism comprises a polarization motor (19), a polarization transmission wheel A (20), a polarization transmission wheel B (21), a polarization transmission wheel C (22) and an attitude sensor (23), the output end of the polarization motor (19) is connected with the polarization transmission wheel A (20), and the polarization transmission wheel B (21) and the polarization transmission wheel C (22) are both movably connected to the polarization cavity (10).

7. The tri-axial automated manual rotation mechanism of claim 6, wherein: the attitude sensor (23) is connected to the polarization cavity (10) through a bolt.