A low-wear stage rotating table

Abstract

The utility model relates to the technical field of rotating stages, and in particular to a low-wear stage rotating table, comprising a support plate, the top end of the rotating rod passes through a through opening and is fixedly installed with a rotating table plate; a plurality of sliding blocks are slidably installed in the annular groove, a slider is slidably configured in the sliding groove, and a mounting seat is fixedly installed on the surface of the sliding block and the slider, a first supporting rod is fixedly sleeved on the rotating shaft in the mounting seat below, a second supporting rod is fixedly sleeved on the rotating shaft in the mounting seat above, an insertion rod is slidably inserted in the through opening, one end of the insertion rod is fixedly connected to one end of the second supporting rod, and a telescopic spring is sleeved on the insertion rod. Through the cooperation between the telescopic spring, the first supporting rod and the second supporting rod, the surge stress generated at different positions on the rotating table plate can be offset, thereby reducing the wear between the rotating rod and the support plate, and will not affect the rotation and vertical movement of the rotating table plate.

Description

Technical Field

[0001] The utility model relates to the technical field of rotating stages, in particular to a low-wear stage rotating table. Background Art

[0002] The existing revolving stage generally provides an overall bearing platform through a support plate, and an electric telescopic rod and a driving motor are arranged in the support plate. The driving motor is used to drive the revolving table, and the electric telescopic rod is used to carry the driving motor, the electric telescopic rod and the revolving table to move vertically, thereby completing the basic revolving stage construction.

[0003] Existing personnel will stand on different parts of the rotating table to perform, so the stress generated in this part will be fed back to the rotating table and gradually transmitted downward to the rotation position between the driving shaft and the support plate, thereby generating offset stress on the rotation position between the driving shaft and the support plate and causing unnecessary wear, which will not only increase the rotational resistance of the driving shaft, but also cause wear on related parts of the rotation position of the driving shaft and the support plate. Utility Model Content

[0004] The purpose of the utility model is to solve the following shortcomings in the prior art: existing personnel will stand on different parts of the rotating platform to perform, so the stress surge generated in this part will be fed back to the rotating platform and gradually transmitted downward to the rotation position between the driving shaft and the support plate, thereby generating offset stress on the rotation position between the driving shaft and the support plate and causing unnecessary wear, which will not only increase the rotational resistance of the driving shaft, but also cause wear to related components of the rotation position of the driving shaft and the support plate, thereby proposing a low-wear stage turntable.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A low-wear stage rotating table, comprising a support plate, a mounting cavity is provided in the support plate, an electric telescopic rod is vertically fixedly installed on the bottom wall of the mounting cavity, a driving motor is fixedly installed on the top of the driving shaft of the electric telescopic rod, a through opening is vertically provided on the upper surface of the support plate, a rotating rod is fixedly installed on the top of the output shaft of the driving motor, and a rotating table plate is fixedly installed on the top of the rotating rod through the through opening;

[0007] The upper surface of the support plate is provided with an annular groove, and a plurality of sliding blocks are slidably installed in the annular groove. The lower surface of the rotating table plate is provided with a plurality of sliding grooves in a circumferential shape, and a sliding block is slidably arranged in the sliding groove. The surfaces of the sliding block and the sliding block are fixedly installed with a U-shaped mounting seat, and a rotating shaft is horizontally rotatably installed in the mounting seat. The first support rod is fixedly sleeved on the rotating shaft in the mounting seat below, and the second support rod is fixedly sleeved on the rotating shaft in the mounting seat above. A cavity is provided in the second support rod, and a through hole connected to the cavity is provided at the end of the second support rod, and an insertion rod is slidably inserted in the through hole, one end of the insertion rod is fixedly connected to one end of the second support rod, and a telescopic spring is sleeved on the insertion rod, and the two ends of the telescopic spring are respectively fixedly connected to the first support rod and the second support rod.

[0008] Preferably, an oil supply assembly is provided in the installation cavity, and the oil supply assembly is used to spray lubricating oil toward the through opening.

[0009] Preferably, the oil supply assembly includes two oil storage tanks symmetrically fixedly installed in the installation cavity and two L-shaped oil guide pipes, the oil storage tanks are filled with lubricating oil, an oil supply pump is provided in the oil storage tank, the two oil guide pipes are respectively connected to the two oil supply pumps, the through-mouth wall is symmetrically provided with installation openings, and the two oil guide pipes are respectively located in the two installation openings.

[0010] Preferably, a limiting component is provided at one end of the insertion rod located in the cavity, and the limiting component is used to limit the separation of the insertion rod from the first support rod.

[0011] Preferably, the limiting component comprises a limiting block, and the limiting block is fixedly mounted on one end of the insertion rod located in the cavity.

[0012] Preferably, a spherical groove is provided on the lower surface of the sliding block, a ball is roamingly embedded in the spherical groove, and a plurality of the balls are in rolling contact with the annular groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. Through the cooperation between the telescopic spring, the first support rod and the second support rod, the surge stress generated when people stand on different parts of the rotating table can be offset, thereby reducing the wear between the rotating rod and the support plate;

[0015] 2. The oil supply component can supply lubricating oil to the passage when the driving motor or the electric telescopic rod drives the rotating table to rotate or move in the vertical direction, thereby reducing the friction between the rotating rod and the contact surface of the passage, and further reducing the wear between the rotating rod and the support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1This is a schematic diagram of the front three-dimensional partial cross-sectional structure of a low-wear stage rotating platform proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of a partial cross-sectional structure of a low-wear stage rotating platform when viewed from above;

[0018] Figure 3 This is a schematic diagram of a partial three-dimensional cross-sectional structure of a support plate in a low-wear stage rotating platform proposed by the utility model;

[0019] Figure 4 It is a schematic diagram of a partial three-dimensional cross-sectional structure of a first support rod, a second support rod and an insertion rod in a low-wear stage rotating platform proposed by the utility model;

[0020] Figure 5 for Figure 2 A magnified view of the structure at center;

[0021] Figure 6 for Figure 3 Enlarged view of the structure at point B in the middle.

[0022] In the figure: 1 support plate, 2 electric telescopic rod, 3 drive motor, 4 rotating rod, 5 rotating table, 6 sliding block, 7 slider, 8 mounting seat, 9 first support rod, 10 second support rod, 11 plug rod, 12 telescopic spring, 13 through port, 14 oil storage tank, 15 oil guide pipe, 16 limiting block, 17 annular groove, 18 slide groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] The terms such as "upper", "lower", "left", "right", "middle" and "one" cited in the present utility model are only for the convenience of description and are not used to limit the scope of application of the present utility model. Changes or adjustments in their relative relationships shall be regarded as the scope of application of the present utility model without substantially changing the technical content.

[0025] Reference Figure 1-Figure 6 A low-wear stage turntable comprises a support plate 1, a mounting cavity is provided in the support plate 1, an electric telescopic rod 2 is vertically fixedly installed on the bottom wall of the mounting cavity, a driving motor 3 is fixedly installed on the top of the driving shaft of the electric telescopic rod 2, a through opening 13 is vertically provided on the upper surface of the support plate 1, a rotating rod 4 is fixedly installed on the top of the output shaft of the driving motor 3, and a rotating table plate 5 is fixedly installed on the top of the rotating rod 4 through the through opening 13;

[0026] An annular groove 17 is provided on the upper surface of the support plate 1, and a plurality of sliding blocks 6 are slidably installed in the annular groove 17. A plurality of sliding grooves 18 are provided in a circumferential shape on the lower surface of the rotating table 5, and a sliding block 7 is slidably arranged in the sliding groove 18. A U-shaped mounting seat 8 is fixedly installed on the surface of the sliding block 6 and the sliding block 7, and a rotating shaft is horizontally rotatably installed in the mounting seat 8. A first support rod 9 is fixedly sleeved on the rotating shaft in the mounting seat 8 located at the bottom, and a second support rod 10 is fixedly sleeved on the rotating shaft in the mounting seat 8 located at the top, and a cavity is provided in the second support rod 10. The ends of the second support rods 10 are provided with through openings connected to the cavity, and an insertion rod 11 is slidably inserted into the through opening, one end of the insertion rod 11 is fixedly connected to one end of the second support rod 10, and a telescopic spring 12 is sleeved on the insertion rod 11, and the two ends of the telescopic spring 12 are respectively fixedly connected to the first support rod 9 and the second support rod 10, and a limiting component is provided at one end of the insertion rod 11 located in the cavity, and the limiting component is used to limit the separation of the insertion rod 11 from the first support rod 9, and the limiting component includes a limiting block 16, and the limiting block 16 is fixedly installed at one end of the insertion rod 11 located in the cavity;

[0027] The electric telescopic rod 2 can move vertically with the driving motor 3 and the rotating table 5, and the driving motor 3 can rotate the rotating table 5. When the rotating table 5 rotates, the multiple sliding blocks 6 will slide in the annular groove 17, and when the rotating table 5 moves up, the multiple first support rods 9, the multiple second support rods 10 and the multiple insertion rods 11 will rotate, and the multiple mounting seats 8 located below the rotating table 5 will move in the direction close to the rotating rod 4, and when the rotating table 5 moves down, the multiple mounting seats 8 located below the rotating table 5 will move in the direction away from the rotating rod 4;

[0028] When performers stand on different parts of the rotating platform 5 to perform, multiple telescopic springs 12 will expand and contract. The telescopic springs 12 can change the time of transmitting the impact force on the mechanical parts below when the performers stand on different parts of the rotating platform 5. When the impact force is the same but the transmission time is different, the damage to the parts below by the impact force can be greatly reduced, the surge stress generated in this part can be offset, and the offset stress on the contact surface between the wall of the through hole 13 and the rotating rod 4 can be avoided, thereby avoiding unnecessary wear, weakening the rotation resistance of the rotating rod 4, and achieving a low wear effect. At the same time, the low wear effect will not be affected. The rotation and vertical movement of the rotating platform 5.

[0029] An oil supply assembly is provided in the installation cavity, and the oil supply assembly is used to spray lubricating oil toward the through port 13. The oil supply assembly includes two oil storage tanks 14 and two L-shaped oil guide pipes 15 symmetrically fixedly installed in the installation cavity. The oil storage tanks 14 are filled with lubricating oil, and an oil supply pump is provided in the oil storage tanks 14. The two oil guide pipes 15 are respectively connected to the two oil supply pumps. The through port 13 has installation openings symmetrically opened on the wall, and the two oil guide pipes 15 are respectively located in the two installation openings;

[0030] When it is necessary to control the rotation or vertical movement of the rotating table 5, the lubricating oil in the oil storage tank 14 can be first supplied from the oil guide pipe 15 to the through-port 13 through the oil supply pump. The lubricating oil can reduce the friction between the contact surface of the through-port 13 and the rotating rod 4, thereby further reducing the wear between the rotating rod 4 and the through-port 13.

[0031] A spherical groove is formed on the lower surface of the sliding block 6, and a rolling ball is embedded in the spherical groove, and a plurality of rolling balls are in rolling contact with the annular groove 17;

[0032] The rolling ball can reduce the friction between the contact surface of the sliding block 6 and the annular groove 17 , thereby preventing the sliding block 6 from getting stuck when sliding in the annular groove 17 .

[0033] In the utility model, the electric telescopic rod 2 can move vertically with the driving motor 3 and the rotating table 5, and the driving motor 3 can rotate the rotating table 5. When the rotating table 5 rotates, the multiple sliding blocks 6 will slide in the annular groove 17. When the rotating table 5 moves up, the multiple first support rods 9, the multiple second support rods 10 and the multiple insertion rods 11 will rotate, and the multiple mounting seats 8 located below the rotating table 5 will move in the direction close to the rotating rod 4. When the rotating table 5 moves down, the multiple mounting seats 8 located below the rotating table 5 will move in the direction away from the rotating rod 4. When the performers stand on When performances are performed at different parts of the rotating table 5, multiple telescopic springs 12 are expanded and contracted. The telescopic springs 12 can change the time of transmitting the impact force on the mechanical parts below when people stand at different parts of the rotating table 5. When the impact force is the same but the transmission time is different, the damage to the parts below by the impact force can be greatly reduced, the surge stress generated at this part can be offset, and the offset stress on the contact surface between the wall of the through hole 13 and the rotating rod 4 can be avoided, thereby avoiding unnecessary wear, weakening the rotation resistance of the rotating rod 4, and achieving a low wear effect. At the same time, the low wear effect will not be affected. The rotation and vertical movement of the rotating table 5.

[0034] In the present invention, unless otherwise clearly specified or limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A low-wear stage turntable, comprising a support plate (1), characterized in that: The support plate (1) is provided with an installation cavity, an electric telescopic rod (2) is vertically fixedly installed on the bottom wall of the installation cavity, a driving motor (3) is fixedly installed on the top end of the driving shaft of the electric telescopic rod (2), a through opening (13) is vertically provided on the upper surface of the support plate (1), a rotating rod (4) is fixedly installed on the top end of the output shaft of the driving motor (3), and a rotating table (5) is fixedly installed on the top end of the rotating rod (4) passing through the through opening (13); The upper surface of the support plate (1) is provided with an annular groove (17), and a plurality of sliding blocks (6) are slidably installed in the annular groove (17). The lower surface of the rotating table (5) is provided with a plurality of sliding grooves (18) in a circumferential shape, and a sliding block (7) is slidably arranged in the sliding groove (18). A U-shaped mounting seat (8) is fixedly installed on the surface of the sliding block (6) and the sliding block (7), and a rotating shaft is horizontally rotatably installed in the mounting seat (8). A first support rod (9) is fixedly sleeved on the rotating shaft in the mounting seat (8) located below. A second support rod (10) is fixedly sleeved on the rotating shaft in the upper mounting seat (8), a cavity is provided in the second support rod (10), a through hole connected to the cavity is provided at the end of the second support rod (10), an insertion rod (11) is slidably inserted in the through hole, one end of the insertion rod (11) is fixedly connected to one end of the second support rod (10), a telescopic spring (12) is sleeved on the insertion rod (11), and the two ends of the telescopic spring (12) are respectively fixedly connected to the first support rod (9) and the second support rod (10).

2. A low-wear stage turntable according to claim 1, characterized in that: An oil supply assembly is provided in the installation cavity, and the oil supply assembly is used to spray lubricating oil toward the through port (13).

3. A low-wear stage turntable according to claim 2, characterized in that: The oil supply assembly comprises two oil storage tanks (14) symmetrically fixedly installed in the installation cavity and two L-shaped oil guide pipes (15); the oil storage tanks (14) are filled with lubricating oil; an oil supply pump is arranged in the oil storage tanks (14); the two oil guide pipes (15) are respectively connected to the two oil supply pumps; the wall of the through port (13) is symmetrically provided with installation openings; the two oil guide pipes (15) are respectively located in the two installation openings.

4. The low-wear stage turntable according to claim 1, characterized in that: A limiting component is provided at one end of the insertion rod (11) located in the cavity, and the limiting component is used to limit the separation of the insertion rod (11) and the first support rod (9).

5. A low-wear stage turntable according to claim 4, characterized in that: The limiting component comprises a limiting block (16), and the limiting block (16) is fixedly mounted on one end of the insertion rod (11) located in the cavity.

6. The low-wear stage turntable according to claim 1, characterized in that: A spherical groove is provided on the lower surface of the sliding block (6), a rolling ball is rounously embedded in the spherical groove, and a plurality of the rolling balls are in rolling contact with the annular groove (17).

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