Rotating mechanism and three-dimensional rotary table thereof

Abstract

The utility model relates to the technical field of three-dimensional rotary tables, and discloses a rotating mechanism and a three-dimensional rotary table thereof. The rotating mechanism comprises a box body, and a hollow cavity is formed in the box body; the box cover is rotationally connected with the box body; the driving assembly is arranged in the box body, the driving assembly comprises a servo motor, a driving disc and a clamping groove, the driving disc is elastically connected with an output shaft of the servo motor, the driving disc is connected with the clamping groove in a clamped mode, the servo motor is fixedly installed on the inner wall of the box body, and the driving assembly comprises a movable block and an elastic piece; one end of the movable block is fixedly connected with an output shaft of the servo motor, a groove is formed in the middle of the driving disc, the three-dimensional rotary table body and a detected object are isolated through closing of the box body and the box cover, and the rotation condition of the detected object is observed through the observation opening. And the detection interruption and the influence on the detection result caused by the damage to the detected object and the three-dimensional turntable due to external impact are avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of three-dimensional turntables, and specifically relates to a rotating mechanism and a three-dimensional turntable thereof. Background Technique

[0002] Three-dimensional turntables are widely used in industry and military. According to different uses, the structural forms of double-axis precision servo turntables are different, which are divided into horizon type and equatorial type. The horizon type is further divided into U-shaped structure, T-shaped structure, and spherical structure. However, no matter which structure, their common feature is that there are two orthogonal precision rotary shaft systems and sufficient system stiffness.

[0003] After retrieval, a document with the publication number (CN219170836U) discloses a combined three-dimensional turntable, which includes a rotating base one and an assembly device. A support one is arranged above the rotating base one, a rotating base two is arranged on one side of the support one, a support two is rotatably connected to the inner wall of the support one, the output end of the rotating base two is fixedly connected to the support two, a rotating base three is arranged on the surface of the support two, and the assembly device is arranged on the surface of the rotating base one.

[0004] The above device drives the support one to rotate through the rotating base one, drives the support two to rotate through the rotating base two, and the rotating base three rotates by itself, so as to realize 360-degree rotation of the X, Y, and Z axes. By setting the assembly device, when combination is required, the cross hole on the surface of the support one is sleeved on the cross block, the knob and the threaded rod are rotated to release the restraint of the threaded rod on a threaded hole, the abutting rod is rotated to make the abutting surface of the abutting rod abut against the surface of the support one, and the knob and the threaded rod are rotated to connect the threaded rod with the corresponding threaded hole, and the combination can be completed. By setting the assembly device.

[0005] During the three-dimensional rotation of the above device, there is no external protection device, resulting in damage to the test object and the three-dimensional turntable if it is impacted by the outside during three-dimensional detection, leading to the interruption of the detection and affecting the detection result.

[0006] In view of this, the present utility model is specifically proposed. Content of the Utility Model

[0007] In order to solve the technical problem of the lack of protection outside the three-dimensional turntable, the basic concept of the technical solution adopted by the present utility model is:

[0008] A rotating mechanism, comprising a box body, inside which a hollow cavity is provided; a box cover, which is rotatably connected to the box body; a driving assembly, which is arranged inside the box body, and the driving assembly includes a servo motor, a driving disk and a card slot. The driving disk is elastically connected to the output shaft of the servo motor, and the driving disk is clamped with the card slot. The servo motor is fixedly installed on the inner wall of the box body. The driving assembly includes a movable block and an elastic member. One end of the movable block is fixedly connected to the output shaft of the servo motor. A groove is provided in the middle of the driving disk, and the movable block is slidably connected to the groove. The other end of the movable block is elastically connected to the elastic member.

[0009] As a preferred embodiment of the present invention, the movable block is integrally T-shaped, limited inside the driving disk by the T-shaped head. The other end of the movable block is fixedly connected to the elastic member, and the other end of the elastic member is fixedly connected inside the groove. The elastic member can be a spring, but is not limited to a spring.

[0010] A three-dimensional turntable, characterized by comprising: a three-dimensional turntable main body, which is arranged inside the box body and is in transmission connection with the box body; the bottom end of the three-dimensional turntable main body is provided with the rotating mechanism according to any one of claims 1-4; a transmission assembly, which is arranged between the three-dimensional turntable main body and the box cover.

[0011] As a preferred embodiment of the present invention, the teeth on the driving disk are inclined in the same direction, and the teeth on the card slot are in the same direction as those on the driving disk, so that the driving disk and the card slot are engaged in transmission. One end of the card slot is fixedly connected to the three-dimensional turntable main body.

[0012] As a preferred embodiment of the present invention, the transmission assembly includes a connecting rod, a transmission rod and a support rod. The connecting rod is rotatably connected to the box cover, the transmission rod is rotatably connected to the connecting rod, and the support rod is rotatably connected to the transmission rod and is clamped with the three-dimensional turntable main body. When the box cover is flipped, the three-dimensional turntable main body can be pulled out of the cavity of the box body.

[0013] As a preferred embodiment of the present invention, a chute is included inside the transmission assembly. A sliding column is fixedly connected to the support rod. A chute is provided at one end of the three-dimensional turntable main body. The sliding column is slidably connected to the chute, and the other end of the sliding column is fixedly connected to the support rod.

[0014] As a preferred embodiment of the present invention, limiting blocks are fixedly connected to both sides of the inner wall of the box body. The three-dimensional turntable main body is movably connected to the two limiting blocks. Observation ports are installed on both the box body and the box cover.

[0015] As a preferred embodiment of the present invention, hydraulic presses are symmetrically installed inside the box body. Positioning holes are provided at the bottom end of the three-dimensional turntable main body. Output shafts are installed on the hydraulic presses, and connecting rods are installed on the output shafts.

[0016] The utility model has the following beneficial effects compared with the prior art:

[0017] 1. For the rotary mechanism and its three-dimensional turntable, the three-dimensional turntable main body and the object to be detected are isolated by closing the box body and the box cover, and the rotation of the object to be detected is observed through the observation port, avoiding damage to the detected object and the three-dimensional turntable caused by external impact, resulting in interruption of detection and affecting the detection result.

[0018] 2. For the rotary mechanism and its three-dimensional turntable, when the three-dimensional turntable main body moves downward, it pushes the driving disk downward. When the driving disk moves downward, it will push the elastic member downward, and the elastic member is deformed under extrusion. The elastic member includes but is not limited to a spring. According to the characteristics of the spring, when it is deformed to a certain extent, it will give a certain force to the outside world. Through this force, the driving disk is pushed upward and tightly engaged with the card slot, thereby driving the card slot to rotate, and the card slot drives the three-dimensional turntable main body to rotate, avoiding idling due to the non-engagement of the driving disk 41 and the card slot, improving the practicability of the device. When the three-dimensional turntable main body rotates, the sliding column slides in the sliding groove, enabling the three-dimensional turntable main body to be pulled out while also being able to rotate, improving the practicability of the device, and thus evenly detecting the object to be detected.

[0019] 3. For the rotary mechanism and its three-dimensional turntable, when manually pulling the box cover, one end of the connecting rod follows the movement when the box cover rotates, and the other end of the connecting rod drives one end of the transmission rod to follow the movement while moving. At this time, the other end of the transmission rod drives the support rod to follow the movement, and the support rod drives the three-dimensional turntable main body to move upward. When the three-dimensional turntable main body moves upward, it slides along the inner wall of the box body, avoiding deviation during the lifting process. At the same time, the support rod is slidably connected to the sliding groove support rod at the bottom of the three-dimensional turntable main body, avoiding the movement interference of the support rod on the three-dimensional turntable main body during rotation, and the object to be detected can be installed without disassembling the three-dimensional turntable main body.

[0020] The following further describes in detail the specific implementation manners of the utility model with reference to the accompanying drawings. Description of the Drawings

[0021] In the drawings:

[0022] Figure 1 is the three-dimensional schematic diagram of the utility model;

[0023] Figure 2 is the structural schematic diagram between the box cover and the three-dimensional turntable main body of the utility model;

[0024] Figure 3 is the schematic diagram between the three-dimensional turntable main body and the driving disk of the utility model;

[0025] Figure 4Schematic diagram of the internal structure of the box body of the present utility model;

[0026] Figure 5 Schematic diagram of the bottom end of the main body of the three-dimensional turntable of the present utility model;

[0027] Figure 6 Schematic sectional view of the drive disk of the present utility model.

[0028] In the figure: 1. Box body; 12. Box cover; 2. Observation port; 3. Connecting rod; 31. Transmission rod; 32. Support rod; 4. Main body of the three-dimensional turntable; 41. Slide groove; 5. Servo motor; 51. Drive disk; 52. Movable block; 53. Elastic member; 54. Card slot; 6. Positioning hole; 61. Hydraulic press. Specific implementation manners

[0029] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments in conjunction with the accompanying drawings in the embodiments of the present utility model. The following embodiments are used to illustrate the present utility model.

[0030] Please refer to Figures 1-5, A rotating mechanism, comprising: a box body 1, inside which a hollow cavity is provided; a box cover 12, rotatably connected to the box body 1; a driving component, arranged inside the box body 1, the driving component includes a servo motor 5, a driving disk 51 and a card slot 54, the driving disk 51 is elastically connected to the output shaft of the servo motor 5, the driving disk 51 is snap-connected to the card slot 54, the servo motor 5 is fixedly installed on the inner wall of the box body 1, the driving component includes a movable block 52 and an elastic member 53, one end of the movable block 52 is fixedly connected to the output shaft of the servo motor 5, a groove is provided in the middle of the driving disk 51, the movable block 52 is slidably connected to the groove, the other end of the movable block 52 is elastically connected to the elastic member 53, the movable block 52 is generally T-shaped and is limited inside the driving disk 51 by the T-shaped head, the other end of the movable block 52 is fixedly connected to the elastic member 53, the other end of the elastic member 53 is fixedly connected inside the groove, the elastic member 53 can be a spring, but is not limited to a spring, the teeth on the driving disk 51 are inclined in the same direction, the teeth on the card slot 54 are in a different direction from that of the driving disk 51, so that the driving disk 51 and the card slot 54 are engaged for transmission, the card slot 54 is fixedly connected to one end of the three-dimensional turntable main body 4, the three-dimensional turntable main body 4 and the object to be detected are isolated inside by closing the box body 1 and the box cover 12, and the rotation condition of the object to be detected is observed through the observation port 2, avoiding damage to the object to be detected and the three-dimensional turntable caused by external impact, resulting in interruption of detection and affecting the detection result. When the three-dimensional turntable main body 4 moves downward, it pushes the driving disk 51 downward. When the driving disk 51 moves downward, it will push the elastic member 53 downward, and the elastic member 53 is deformed under extrusion. The elastic member 53 includes but is not limited to a spring. According to the characteristics of the spring, when it is deformed to a certain extent, it will give a certain force to the outside world. Through this force, the driving disk 51 is pushed upward and tightly engaged with the card slot 54, thereby driving the card slot 54 to rotate, and the card slot 54 drives the three-dimensional turntable main body 4 to rotate, avoiding idling due to the driving disk 41 not being engaged with the card slot 54, improving the practicability of the device. When the three-dimensional turntable main body 4 rotates, the sliding column slides in the sliding groove 41, enabling the three-dimensional turntable main body 4 to be pulled out while also being able to rotate, improving the practicability of the device, so as to uniformly detect the object to be detected.

[0031] A three-dimensional turntable, characterized by comprising: a three-dimensional turntable main body 4, the three-dimensional turntable main body 4 is arranged inside the box body 1 and is in transmission connection with the box body 1; the bottom end of the three-dimensional turntable main body 4 is provided with the rotating mechanism according to any one of claims 1-4; a transmission component, arranged between the three-dimensional turntable main body 4 and the box cover 12, the three-dimensional turntable main body 4 and the object to be detected are isolated inside by closing the box body 1 and 12, and the rotation condition of the object to be detected is observed through the observation port 2, avoiding damage to the object to be detected and the three-dimensional turntable caused by external impact, resulting in interruption of detection and affecting the detection result.

[0032] Among them, the transmission assembly includes a connecting rod 3, a transmission rod 31 and a support rod 32. The connecting rod 3 is rotatably connected to the box cover 12, the transmission rod 31 is rotatably connected to the connecting rod 3, and the support rod 32 is rotatably connected to the transmission rod 31 and is clamped to the three-dimensional turntable body 4. When the box cover 12 is turned over, it can pull the three-dimensional turntable body 4 out of the cavity of the box body 1. The transmission assembly includes a chute 41. A sliding column is fixedly connected to the support rod 32. A chute 41 is provided at one end of the three-dimensional turntable body 4. The sliding column is slidably connected to the chute 41. The other end of the sliding column is fixedly connected to the support rod 32. Limit blocks are fixedly connected to both sides of the inner wall of the box body 1. The three-dimensional turntable body 4 is movably connected to the two limit blocks. Observation ports 2 are installed on both the box body 1 and the box cover 12. Hydraulic presses 61 are symmetrically installed in the box body 1. A positioning hole 6 is provided at the bottom end of the three-dimensional turntable body 4. An output shaft is installed on the hydraulic press 61, and a connecting rod is installed on the output shaft. When a person pulls the box cover 12, one end of the connecting rod 3 follows the movement when the box cover 12 rotates. While the other end of the connecting rod 3 is moving, it drives one end of the transmission rod 31 to follow the movement. At this time, the other end of the transmission rod 31 drives the support rod 32 to follow the movement. The support rod 32 drives the three-dimensional turntable body 4 to move upward. When the three-dimensional turntable body 4 moves upward, it slides on the inner wall of the box body 1 to avoid deviation during the lifting process. At the same time, the support rod 32 is slidably connected to the chute of the bottom of the three-dimensional turntable body 4 to avoid the movement interference of the support rod 32 on the three-dimensional turntable body 4 during the rotation process. The test object can be installed without disassembling the three-dimensional turntable body 4.

[0033] Working principle: The three-dimensional turntable body 4 and the object to be detected are isolated inside by closing the box body 1 and the box cover 12. The rotation of the object to be detected is observed through the observation port 2 to avoid damage to the detected object and the three-dimensional turntable caused by external impact, resulting in interruption of detection and affecting the detection result. Manually pull the box cover 12, and one end of the connecting rod 3 follows the movement when the box cover 12 rotates. The other end of the connecting rod 3 drives one end of the transmission rod 31 to follow the movement while moving. At this time, the other end of the transmission rod 31 drives the support rod 32 to follow the movement. The support rod 32 drives the three-dimensional turntable body 4 to move upward. The three-dimensional turntable body 4 slides with the inner wall of the box body 1 while moving upward to avoid deviation during the lifting process. At the same time, the support rod 32 is slidably connected to the chute support rod 32 at the bottom of the three-dimensional turntable body 4 to avoid the movement interference of the support rod 32 on the three-dimensional turntable body 4 during rotation. The object to be detected can be installed without disassembling the three-dimensional turntable body 4. Close the box cover 12, and the three-dimensional turntable body 4 is pushed into the cavity of the box body 1 by the flipping of the box cover 12. When the three-dimensional turntable body 4 moves downward, it pushes the drive disk 51 downward. When the drive disk 51 moves downward, it will push the elastic member 53 downward. The elastic member 53 is deformed under extrusion. The elastic member 53 includes but is not limited to a spring. According to the characteristics of the spring, when it is deformed to a certain extent, it will give an external force. Through this force, the drive disk 51 is pushed upward and tightly engaged with the card slot 54, thereby driving the card slot 54 to rotate. The card slot 54 drives the three-dimensional turntable body 4 to rotate, avoiding idling due to the non-engagement of the drive disk 41 and the card slot 54, and improving the practicability of the device. When the three-dimensional turntable body 4 rotates, the sliding column slides in the chute 41, enabling the three-dimensional turntable body 4 to be pulled out and rotated at the same time, improving the practicability of the device, and thus detecting the detected object evenly.

[0034] It can be understood that the present utility model is described through some embodiments. Those skilled in the art know that without departing from the spirit and scope of the present utility model, various changes or equivalent substitutions can be made to these features and embodiments. Additionally, under the teaching of the present utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present utility model.

Claims

1. A rotating mechanism, characterized in that, Comprising: A box body (1), with a hollow cavity formed inside the box body (1); A box cover (12), rotatably connected to the box body (1); A driving assembly, arranged inside the box body (1), the driving assembly includes a servo motor (5), a driving disk (51) and a card slot (54), the driving disk (51) is elastically connected to the output shaft of the servo motor (5), the driving disk (51) is snap-connected to the card slot (54), and the servo motor (5) is fixedly installed on the inner wall of the box body (1).

2. The rotating mechanism according to claim 1, wherein, The driving assembly includes a movable block (52) and an elastic member (53), one end of the movable block (52) is fixedly connected to the output shaft of the servo motor (5), a groove is formed in the middle of the driving disk (51), the movable block (52) is slidably connected to the groove, and the other end of the movable block (52) is elastically connected to the elastic member (53).

3. The rotating mechanism according to claim 2, wherein The movable block (52) is integrally T-shaped, limited inside the driving disk (51) by the T-shaped head, the other end of the movable block (52) is fixedly connected to the elastic member (53), the other end of the elastic member (53) is fixedly connected inside the groove, and the elastic member (53) can be a spring, but is not limited to a spring.

4. A three-dimensional turntable, characterized in that, Comprising: A three-dimensional turntable main body (4), arranged inside the box body (1) and in transmission connection with the box body (1); a rotating mechanism as described in any one of claims 1-3 is provided at the bottom end of the three-dimensional turntable main body (4); a transmission assembly, arranged between the three-dimensional turntable main body (4) and the box cover (12).

5. The three-dimensional turntable according to claim 4, characterized in that, The row of teeth on the driving disk (51) is inclined in the same direction, and the row of teeth on the card slot (54) is in the same direction as that of the driving disk (51), so that the driving disk (51) and the card slot (54) are engaged in transmission, and the card slot (54) is fixedly connected to one end of the three-dimensional turntable main body (4).

6. The three-dimensional turntable according to claim 4, wherein The transmission assembly includes a connecting rod (3), a transmission rod (31) and a support rod (32), the connecting rod (3) is rotatably connected to the box cover (12), the transmission rod (31) is rotatably connected to the connecting rod (3), the support rod (32) is rotatably connected to the transmission rod (31) and is snap-connected to the three-dimensional turntable main body (4), and the flipping of the box cover (12) can pull the three-dimensional turntable main body (4) out of the cavity of the box body (1).

7. The three-dimensional turntable according to claim 6, characterized in that, A chute (41) is included inside the transmission assembly, a sliding column is fixedly connected to the support rod (32), a chute (41) is formed at one end of the three-dimensional turntable main body (4), the sliding column is slidably connected to the chute (41), and the other end of the sliding column is fixedly connected to the support rod (32).

8. The three-dimensional turntable according to claim 4, characterized in that, Limit blocks are fixedly connected to both sides of the inner wall of the box body (1), the three-dimensional turntable main body (4) is movably connected to the two limit blocks, and observation ports (2) are installed on both the box body (1) and the box cover (12).

9. The three-dimensional turntable according to claim 4, characterized in that, Hydraulic presses (61) are symmetrically installed inside the box body (1), positioning holes (6) are formed at the bottom end of the three-dimensional turntable main body (4), output shafts are installed on the hydraulic presses (61), and connecting rods are installed on the output shafts.

Images