High-precision hollow rotating platform

Abstract

The utility model discloses a high-precision hollow rotating platform which comprises an overturning plate and an integration box, the integration box is installed in the overturning plate, a driving motor is installed in the integration box, a connecting shaft is installed at the output end of the driving motor, a driving gear is installed at the top end of the connecting shaft, and a rotating shaft is installed at the top end of the driving gear. A supporting table is installed in the portion, on one side of the driving gear, of the integrated box, the surface of the supporting table is movably sleeved with an outer gear ring, the outer gear ring is meshed with the driving gear, an inner gear ring is installed at the top end of the outer gear ring, and multiple sets of hinge shafts are installed at the top end of the supporting table at equal intervals; the surfaces of the hinge shafts are movably sleeved with transmission gears. According to the utility model, not only are convenient multi-stage linkage adjustment high-precision use and convenient overturning adjustment of the use direction realized, the hollow rotating platform can be conveniently stored and protected and overturned for use, but also the use flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hollow rotating platforms, in particular to a high-precision hollow rotating platform. Background Art

[0002] The hollow rotary platform is a device used in a variety of rotary motion occasions, especially suitable for occasions requiring high precision, high efficiency and high load capacity, such as industrial automation, robots, medical equipment, scientific research experiments, aerospace, etc. The main features of the hollow rotary platform include high precision, high rigidity, high cost performance, as well as good load-bearing capacity and repeatable positioning accuracy. These features make the hollow rotary platform technically superior to traditional rotary devices such as DD motors and cam dividers. Its design usually includes a hollow turntable, which makes it easy to connect a servo motor or a stepper motor to achieve precise angle adjustment and control. The turntable is supported by a set of precision cross roller bearings. This design ensures the high rigidity and rotation accuracy of the turntable. In order to better use the hollow rotary platform, a high-precision hollow rotary platform is proposed.

[0003] For example, a high-precision hollow rotating platform disclosed in the authorization announcement number CN214425542U includes a main box body and a driving mechanism arranged on one side of the main box body, a gear plate installed in the main box body, and a fixed platform fixed on the upper end of the gear plate. The middle part of the main box body is a hollow structure and an inner ring is fixedly provided. The gear plate and the fixed platform are annular structures and are sleeved on the outer end of the inner ring.

[0004] Although the input shaft of the motor is inserted into the shaft sleeve to drive the worm to rotate, the worm drives the worm wheel to rotate, and the driven gear at the upper end of the worm wheel drives the gear plate to rotate to realize the rotation of the fixed platform, the motor reduces the speed through the speed reduction mechanism to improve the control accuracy. At the same time, the meshing transmission of the worm wheel and the worm can effectively prevent the fixed platform from sliding by itself and ensure the angular direction of the fixed platform. The device has high control accuracy and is easy to use;

[0005] However, the problem that the existing hollow rotating platform is not conducive to convenient multi-stage linkage adjustment for high-precision use and convenient flipping adjustment of the use direction during use is not solved, and it is not conducive to the storage and protection of the hollow rotating platform and the flipping use of the hollow rotating platform, which affects the flexibility of use. Utility Model Content

[0006] The purpose of the utility model is to provide a high-precision hollow rotating platform to solve the problem proposed in the above background technology that the hollow rotating platform is not convenient for convenient multi-stage linkage adjustment of high-precision use and convenient flipping to adjust the use direction, is not conducive to the storage and protection of the hollow rotating platform and the flipping of the hollow rotating platform, which affects the flexibility of use.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision hollow rotating platform, comprising a flip plate and an integrated box, an integrated box is installed inside the flip plate, a driving motor is installed inside the integrated box, a connecting shaft is installed at the output end of the driving motor, a driving gear is installed at the top of the connecting shaft, a support platform is installed inside the integrated box on one side of the driving gear, an outer gear ring is movably mounted on the surface of the support platform, and the outer gear ring is meshed with the driving gear, an inner gear ring is installed on the top of the outer gear ring, a plurality of groups of articulated shafts with equal spacing are installed on the top of the support platform, a transmission gear is movably mounted on the surface of the articulated shaft, and the transmission gear is meshed with the inner gear ring, a driven gear ring is movably arranged on the top of the support platform on one side of the transmission gear, and the driven gear ring is meshed with the transmission gear, a hollow sleeve is installed on the top of the driven gear ring, a rotating ring is installed on the top of the hollow sleeve, a support plate is arranged outside the flip plate, and a protective box is arranged outside the support plate.

[0008] Preferably, stepper motors are symmetrically mounted on the inner wall of the protection box, and the stepper motors are fixedly connected to the protection box. Threaded rods are mounted on the output ends of the stepper motors, and the threaded rods are movably connected to the protection box.

[0009] Preferably, the surfaces of the threaded rods are all covered with threaded sleeves, and the threaded sleeves are threadedly connected to the integrated box, and the threaded sleeves are slidably connected to the protective box.

[0010] Preferably, hinge blocks are installed on the side walls of the threaded sleeve, and the threaded sleeve is connected to the support plate through the hinge blocks.

[0011] Preferably, a flip seat is installed on the side wall of the support plate, a servo motor is installed on the inner wall of the flip seat, and a worm is installed on the output end of the servo motor.

[0012] Preferably, a movable shaft is movably installed inside the flip seat on one side of the worm, and the movable shaft is connected to the flip plate. A worm wheel is mounted on the surface of the movable shaft, and the worm and the worm wheel are meshed with each other.

[0013] Preferably, an auxiliary shaft is installed on a side of the flip plate away from the flip seat, and the flip plate is movably connected to the support plate through the auxiliary shaft.

[0014] Preferably, a remote controller is installed on the outer wall of the protection box, and the output end of the remote controller is electrically connected to the input end of the stepper motor, the drive motor and the servo motor.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the hollow rotating platform not only realizes convenient multi-stage linkage adjustment for high-precision use and convenient flip adjustment of the use direction, but also facilitates the storage and protection of the hollow rotating platform and the flipping of the hollow rotating platform, and improves the flexibility of use;

[0016] (1) The threaded rod is driven to rotate by a stepper motor, and the threaded sleeve is driven to move upward by the threaded rod. The two sets of threaded sleeves drive the support plate to move upward through the hinge block, and the support plate drives the flip plate and the integrated box to move upward to move them to the outside of the protective box. The driving motor drives the connecting shaft to rotate, and the connecting shaft drives the driving gear to rotate, and the driving gear drives the outer gear ring to rotate, and the outer gear ring drives the inner gear ring to rotate, and the inner gear ring drives multiple sets of transmission gears to rotate, and the transmission gear drives the driven gear ring to rotate, and the driven gear ring drives the hollow sleeve to rotate, and the hollow sleeve drives the rotating ring to rotate. Under the meshing linkage of the multi-stage gears, the rotating ring is used with high precision. When it is used, the stepper motor is turned off to return it to the inside of the protective box for protection, thereby realizing convenient multi-stage linkage adjustment and high-precision use, and facilitating the storage and protection of the hollow rotating platform.

[0017] (2) The servo motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the movable shaft to rotate, the movable shaft drives the flip plate to rotate, and the flip plate drives the integrated box and the rotating ring to rotate to flip and adjust the use direction, thereby realizing convenient flipping and adjusting the use direction, facilitating the flipping and use of the hollow rotating platform, and improving the flexibility of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a front cross-sectional structural schematic diagram of the support plate of the utility model;

[0020] Figure 3 It is a front cross-sectional structural schematic diagram of the protection box of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the internal gear ring of the utility model;

[0022] Figure 5 It is a front view cross-sectional structural schematic diagram of the integrated box of the utility model.

[0023] In the figure: 1. protective box; 2. support plate; 3. integrated box; 4. rotating ring; 5. flip plate; 6. flip seat; 7. worm gear; 8. servo motor; 9. worm; 10. movable shaft; 11. auxiliary shaft; 12. threaded sleeve; 13. threaded rod; 14. stepping motor; 15. outer gear ring; 16. transmission gear; 17. hinge shaft; 18. driven gear ring; 19. support table; 20. drive motor; 21. drive gear; 22. hollow sleeve; 23. remote controller; 24. connecting shaft; 25. inner gear ring; 26. hinge block. DETAILED DESCRIPTION

[0024] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0025] See also Figure 1-5 The utility model provides an embodiment: a high-precision hollow rotating platform, including a flip plate 5 and an integrated box 3, the flip plate 5 is installed with the integrated box 3, the integrated box 3 is installed with a driving motor 20, the driving motor 20 plays a role of power driving, the output end of the driving motor 20 is installed with a connecting shaft 24, the top of the connecting shaft 24 is installed with a driving gear 21, a support platform 19 is installed inside the integrated box 3 on one side of the driving gear 21, the surface of the support platform 19 is movably covered with an outer gear ring 15, and the outer gear ring 15 is meshed with the driving gear 21, and the outer gear ring 15 is meshed with the driving gear 21. An inner gear ring 25 is installed at the top of the ring 15, and multiple groups of hinge shafts 17 with equal spacing are installed at the top of the support platform 19. The surfaces of the hinge shafts 17 are all movably sleeved with transmission gears 16, and the transmission gear 16 and the inner gear ring 25 are meshed with each other. A driven gear ring 18 is movably installed at the top of the support platform 19 on one side of the transmission gear 16, and the driven gear ring 18 and the transmission gear 16 are meshed with each other. A hollow sleeve 22 is installed at the top of the driven gear ring 18, and a rotating ring 4 is installed at the top of the hollow sleeve 22. A support plate 2 is arranged outside the flip plate 5, and a protective box 1 is arranged outside the support plate 2;

[0026] When it is needed to be used, the stepper motor 14 is turned on through the remote controller 23, and the stepper motor 14 drives the threaded rod 13 to rotate. Under the threaded connection between the threaded rod 13 and the threaded sleeve 12, and under the sliding cooperation between the threaded sleeve 12 and the protective box 1, the threaded rod 13 drives the threaded sleeve 12 to move upward, and the two groups of threaded sleeves 12 drive the support plate 2 to move upward through the hinge block 26, and the support plate 2 drives the flip plate 5 and the integrated box 3 to move upward, so as to move it to the outside of the protective box 1, and the drive motor 20 is turned on through the remote controller 23, and the drive motor 20 drives the connecting shaft 24 to rotate, and the connecting shaft 24 drives the driving gear 21 to rotate, and under the mutual engagement of the driving gear 21 and the outer gear ring 15, the driving gear 21 drives the outer gear ring 15 to rotate, and the support platform 19 provides support for the outer gear ring 15. Provide movable support, the outer gear ring 15 drives the inner gear ring 25 to rotate, under the mutual meshing of the inner gear ring 25 and the transmission gear 16, under the movable support of the hinge shaft 17, the inner gear ring 25 drives the multiple groups of transmission gears 16 to rotate, under the mutual meshing of the transmission gear 16 and the driven gear ring 18, under the movable cooperation of the driven gear ring 18 and the support platform 19, the transmission gear 16 drives the driven gear ring 18 to rotate, the driven gear ring 18 drives the hollow sleeve 22 to rotate, and the hollow sleeve 22 drives the rotating ring 4 to rotate, under the meshing linkage of the multi-stage gears, the rotating ring 4 is used with high precision, when the use is finished, turn off the stepper motor 14, it can be returned to the inside of the protection box 1, to protect it, realize the convenient multi-stage linkage adjustment and high-precision use, convenient for the storage and protection of the hollow rotating platform;

[0027] A stepper motor 14 is symmetrically mounted on the inner wall of the protection box 1. The stepper motor 14 plays a role of power drive, and the stepper motor 14 is fixedly connected to the protection box 1. The output end of the stepper motor 14 is installed with a threaded rod 13, and the threaded rod 13 is movably connected to the protection box 1.

[0028] The surface of the threaded rod 13 is covered with a threaded sleeve 12, and the threaded sleeve 12 is threadedly connected to the integrated box 3, and the threaded sleeve 12 is slidably connected to the protective box 1, and the side wall of the threaded sleeve 12 is installed with a hinge block 26, and the threaded sleeve 12 is connected to the support plate 2 through the hinge block 26;

[0029] A flip seat 6 is installed on the side wall of the support plate 2, and a servo motor 8 is installed on the inner wall of the flip seat 6. The servo motor 8 plays a role of power drive. A worm 9 is installed at the output end of the servo motor 8. A movable shaft 10 is movably installed inside the flip seat 6 on one side of the worm 9, and the movable shaft 10 is connected to the flip plate 5. A worm wheel 7 is mounted on the surface of the movable shaft 10, and the worm 9 and the worm wheel 7 are meshed with each other.

[0030] An auxiliary shaft 11 is installed on the side of the flip plate 5 away from the flip seat 6, and the flip plate 5 is movably connected to the support plate 2 through the auxiliary shaft 11. A remote controller 23 is installed on the outer wall of the protection box 1, and the output end of the remote controller 23 is electrically connected to the input end of the stepper motor 14, the drive motor 20, and the servo motor 8;

[0031] The servo motor 8 is turned on through the remote controller 23, and the servo motor 8 drives the worm 9 to rotate. Under the mutual engagement of the worm 9 and the worm wheel 7, the worm 9 drives the worm wheel 7 to rotate, and the worm wheel 7 drives the movable shaft 10 to rotate. Under the active cooperation of the auxiliary shaft 11 and the support plate 2, the movable shaft 10 drives the flip plate 5 to rotate, and the flip plate 5 drives the integrated box 3 and the rotating ring 4 to rotate to flip and adjust the use direction, thereby realizing convenient flipping and adjusting the use direction, facilitating the flipping and use of the hollow rotating platform, and improving the flexibility of use.

[0032] Working principle: when it is needed to be used, the stepper motor 14 drives the threaded rod 13 to rotate, the threaded rod 13 drives the threaded sleeve 12 to move upward, the two groups of threaded sleeves 12 drive the support plate 2 to move upward through the hinge block 26, the support plate 2 drives the flip plate 5 and the integrated box 3 to move upward, so as to move it to the outside of the protective box 1, the drive motor 20 drives the connecting shaft 24 to rotate, the connecting shaft 24 drives the driving gear 21 to rotate, the driving gear 21 drives the outer gear ring 15 to rotate, the support platform 19 provides movable support for the outer gear ring 15, the outer gear ring 15 drives the inner gear ring 25 to rotate, and the inner gear ring 25 drives multiple groups of transmission gears 16 to rotate, The driven gear ring 18 is driven by the transmission gear 16 to rotate, the driven gear ring 18 drives the hollow sleeve 22 to rotate, and the hollow sleeve 22 drives the rotating ring 4 to rotate. Under the meshing linkage of the multi-stage gears, the rotating ring 4 is used with high precision. When use is completed, the stepper motor 14 is turned off to return it to the inside of the protection box 1 to protect it. The servo motor 8 drives the worm 9 to rotate, the worm 9 drives the worm wheel 7 to rotate, the worm wheel 7 drives the movable shaft 10 to rotate, the movable shaft 10 drives the flip plate 5 to rotate, and the flip plate 5 drives the integrated box 3 and the rotating ring 4 to rotate, so as to flip and adjust the use direction and complete the use of the high-precision hollow rotating platform.

[0033] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A high-precision hollow rotating platform, comprising a flip plate (5) and an integrated box (3), characterized in that: An integrated box (3) is installed inside the flip plate (5), a driving motor (20) is installed inside the integrated box (3), a connecting shaft (24) is installed at the output end of the driving motor (20), a driving gear (21) is installed at the top end of the connecting shaft (24), a supporting platform (19) is installed inside the integrated box (3) on one side of the driving gear (21), an outer gear ring (15) is movably mounted on the surface of the supporting platform (19), and the outer gear ring (15) and the driving gear (21) are meshed with each other, an inner gear ring (25) is installed at the top end of the outer gear ring (15), and a supporting platform (19) is installed at the top end of the supporting platform (19). A plurality of articulated shafts (17) are arranged at equal intervals, and the surfaces of the articulated shafts (17) are all movably sleeved with transmission gears (16), and the transmission gears (16) and the inner gear ring (25) are meshed with each other. A driven gear ring (18) is movably arranged at the top of a support platform (19) on one side of the transmission gear (16), and the driven gear ring (18) and the transmission gear (16) are meshed with each other. A hollow sleeve (22) is installed at the top of the driven gear ring (18), and a rotating ring (4) is installed at the top of the hollow sleeve (22). A support plate (2) is arranged outside the flip plate (5), and a protective box (1) is arranged outside the support plate (2).

2. A high-precision hollow rotating platform according to claim 1, characterized in that: A stepper motor (14) is symmetrically mounted on the inner wall of the protection box (1), and the stepper motor (14) is fixedly connected to the protection box (1). A threaded rod (13) is mounted on the output end of each stepper motor (14), and the threaded rod (13) is movably connected to the protection box (1).

3. A high-precision hollow rotating platform according to claim 2, characterized in that: The surface of the threaded rod (13) is sleeved with a threaded sleeve (12), and the threaded sleeve (12) is threadedly connected to the integrated box (3), and the threaded sleeve (12) is slidably connected to the protective box (1).

4. A high-precision hollow rotating platform according to claim 3, characterized in that: A hinge block (26) is installed on the side wall of the threaded sleeve (12), and the threaded sleeve (12) is connected to the support plate (2) via the hinge block (26).

5. The high-precision hollow rotating platform according to claim 1, characterized in that: A turning seat (6) is installed on the side wall of the support plate (2), a servo motor (8) is installed on the inner wall of the turning seat (6), and a worm (9) is installed at the output end of the servo motor (8).

6. A high-precision hollow rotating platform according to claim 5, characterized in that: A movable shaft (10) is movably mounted inside the flip seat (6) on one side of the worm (9), and the movable shaft (10) is connected to the flip plate (5). A worm wheel (7) is mounted on the surface of the movable shaft (10), and the worm (9) and the worm wheel (7) are meshed with each other.

7. The high-precision hollow rotating platform according to claim 1, characterized in that: An auxiliary shaft (11) is installed on the side of the flip plate (5) away from the flip seat (6), and the flip plate (5) is movably connected to the support plate (2) via the auxiliary shaft (11).

8. The high-precision hollow rotating platform according to claim 1, characterized in that: A remote controller (23) is installed on the outer wall of the protection box (1), and the output end of the remote controller (23) is electrically connected to the input ends of the stepping motor (14), the driving motor (20), and the servo motor (8).

Images