Rotary table supporting device

Abstract

The utility model discloses a rotary table supporting device which comprises a supporting plate, the top of the supporting plate is rotatably connected with a transmission shaft, and the surface of the transmission shaft is fixedly connected with a rotating plate. When the rotary table is used and the rotary table is supported, the rotary knob is rotated, the rotary knob drives the gear to drive the rack at the top to move upwards, the gear drives the rack at the bottom to move downwards, the rack at the top is inserted into the bottom of the rotary table, and the rack at the bottom is inserted into the top of the rotary table, so that the rotary tables are supported; when replacement and maintenance need to be carried out, reverse operation can be carried out, the use efficiency of the rotary table is improved, the rotary table has the advantage of being good in supporting performance, and the problem that after long-time use, balls are installed at the bottom of a rotating plate, and the rotating plate is not prone to being damaged is solved. And the rotating plate is used for limiting the balls, so that the stability in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of turntables, in particular to a turntable supporting device. Background Art

[0002] A turntable is a device that can realize the rotational movement of an object. It is used to fix and support other components between the turntable, realize the rotational movement of the object, provide rotational power, and keep the rotated object in a stable rotation state. It is usually used for mechanical processing, assembly, etc., and the announcement number is CN216743487U, which announces an auxiliary support mechanism for a turntable structure, including a support plate, a ring groove is provided on the top of the support plate, and a drive shaft passes through the middle position of the top of the support plate, a turntable body is installed on the top of the drive shaft, and the outer wall of the turntable body is evenly provided with a first mounting groove, and a limiting groove is reserved at the top of the first mounting groove, a support bin is provided inside the first mounting groove, and positive and negative screw rods are provided at the bottom of the support bin. The utility model opens a plurality of groups of first installation grooves on the turntable main body, and a support bin is arranged in the first installation groove, so that the plurality of groups of support bins and the components thereon can cooperate to complete the support task of the turntable main body, and at the same time the plurality of groups of support bins can be independently disassembled and replaced, and then the operator can replace one or more groups according to the actual wear conditions, avoiding the need for overall replacement to increase maintenance costs, and the disassembly and assembly are very convenient and quick.

[0003] The above-mentioned prior art solutions have the following defects: after long-term use, the internal ball bearings are worn out, resulting in reduced support; since the ball bearings assembled at the bottom of a single support are prone to instability, the mounting block and the top of the support plate collide with each other, reducing the use efficiency of the turntable and increasing the maintenance cost of the turntable. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a turntable support device, which has the advantage of good support and solves the problem that after long-term use, the internal ball bearings are worn out and the support is reduced. Since the ball bearings assembled at the bottom of a single support are prone to instability, the mounting block and the top of the support plate collide with each other, which reduces the use efficiency of the turntable and increases the maintenance cost of the turntable.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a turntable support device, comprising a support plate, the top of the support plate is rotatably connected to a transmission shaft, the surface of the transmission shaft is fixedly connected to a rotating plate, the bottom of the rotating plate is rotatably connected to balls, the number of the balls is several, and the balls are equidistantly distributed, the top of the support plate is provided with a groove, the top of the transmission shaft is fixedly connected to a turntable, and the top of the rotating plate is provided with a support mechanism.

[0006] As a preferred embodiment of the utility model, the supporting mechanism includes a shell, which is arranged at the bottom of the turntable, the number of the shells is several, and the several shells are equidistantly distributed, a knob is arranged on the outer side of the shell, the inner side of the knob penetrates into the interior of the shell, a gear is fixedly connected to the rear side of the knob, the top and bottom of the gear are meshed and connected with a rack, the top and bottom of the rack are fixedly connected with a fixing bolt, the fixing bolt at the top penetrates into the interior of the turntable, and the fixing bolt at the bottom penetrates to the top of the rotating plate, a torsion spring is arranged on the outer side of the gear, one end of the torsion spring is fixedly connected to the outer side of the gear, and the other end of the torsion spring is fixedly connected to the rear side of the inner wall of the shell.

[0007] As a preferred embodiment of the present invention, a reinforcement sleeve is rotatably connected to the bottom of the surface of the transmission shaft, and the bottom of the reinforcement sleeve is fixedly connected to the top of the support plate.

[0008] As a preferred embodiment of the present invention, a T-block is slidably connected to the inner side of the rack, and the T-block is fixedly connected to the housing.

[0009] As a preferred embodiment of the present invention, the top and bottom of the fixing bolt are fixedly connected with a limiting block, and the limiting block is located at the bottom of the turntable and the top of the rotating plate.

[0010] As a preferred embodiment of the present invention, a non-slip sleeve is fixedly connected to the surface of the knob, and the non-slip sleeve is located on the outside of the shell.

[0011] As a preferred embodiment of the present invention, a fan-shaped groove is provided inside the rotating plate, and the fan-shaped groove is located at the bottom of the turntable.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. When the utility model is used, when supporting the turntable, by turning the knob, the knob drives the gear to rotate, the gear drives the top rack to move upward, the gear drives the bottom rack to move downward, the top rack is inserted into the bottom of the turntable, and the bottom rack is inserted into the top of the rotating table, so that the turntable and the turntable are supported, and the torsion spring is always in a counterclockwise rotation force to keep the racks moving in the direction away from each other. When replacement and maintenance are needed, the reverse operation is sufficient, which improves the use efficiency of the turntable and has the advantage of good support. It solves the problem that after long-term use, the ball bearing is installed at the bottom of the rotating plate and the ball bearing is limited by the rotating plate, which increases the stability in use. When maintenance is needed, it can be replaced more quickly, which improves the use efficiency of the turntable and reduces the maintenance cost of the turntable.

[0014] 2. The utility model is provided with a supporting mechanism, and when supporting the turntable, by turning the knob, the knob drives the gear to rotate, the gear drives the top rack to move upward, the gear drives the bottom rack to move downward, the top rack is inserted into the bottom of the turntable, and the bottom rack is inserted into the top of the rotating table, so that the turntable and the turntable are supported, thereby improving the supporting effect of the turntable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 A top view of the ball bearing of the utility model;

[0017] Figure 3 It is a three-dimensional diagram of the housing of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the rack of the utility model;

[0019] Figure 5 It is a three-dimensional diagram of the reinforcing sleeve of the utility model.

[0020] In the figure: 1. support plate; 2. transmission shaft; 3. rotating plate; 4. ball bearing; 5. groove; 6. turntable; 7. support mechanism; 71. housing; 72. knob; 73. gear; 74. rack; 75. fixing bolt; 76. torsion spring; 8. reinforcement sleeve; 9. T-block; 10. limit block; 11. anti-slip sleeve; 12. fan-shaped groove. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 5 As shown, the utility model provides a turntable supporting device, including a supporting plate 1, the top of the supporting plate 1 is rotatably connected to a transmission shaft 2, the surface of the transmission shaft 2 is fixedly connected to a rotating plate 3, the bottom of the rotating plate 3 is rotatably connected to a ball 4, the number of the ball 4 is several, and the several ball 4 are equidistantly distributed, a groove 5 is opened on the top of the supporting plate 1, the top of the transmission shaft 2 is fixedly connected to a turntable 6, and the top of the rotating plate 3 is provided with a supporting mechanism 7.

[0023] refer to Figure 4The supporting mechanism 7 includes a shell 71, which is arranged at the bottom of the turntable 6. The number of shells 71 is several, and the shells 71 are distributed at equal distances. A knob 72 is arranged on the outer side of the shell 71, and the inner side of the knob 72 penetrates into the interior of the shell 71. A gear 73 is fixedly connected to the rear side of the knob 72. A rack 74 is meshed and connected at the top and bottom of the gear 73. A fixing bolt 75 is fixedly connected to the top and bottom of the rack 74. The fixing bolt 75 at the top penetrates into the interior of the turntable 6, and the fixing bolt 75 at the bottom penetrates into the top of the rotating plate 3. A torsion spring 76 is arranged on the outer side of the gear 73, and one end of the torsion spring 76 is fixedly connected to the outer side of the gear 73, and the other end of the torsion spring 76 is fixed to the rear side of the inner wall of the shell 71.

[0024] As a technical optimization solution of the utility model, by setting the support mechanism 7, when supporting the turntable 6, by turning the knob 72, the knob 72 drives the gear 73 to rotate, the gear 73 drives the top rack 74 to move upward, the gear 73 drives the bottom rack 74 to move downward, the top rack 74 is inserted into the bottom of the turntable 6, and the bottom rack 74 is inserted into the top of the rotating table 6, so that the rotating table 6 is supported with each other. The supporting effect of the turntable 6 is improved.

[0025] refer to Figure 2 The bottom of the surface of the transmission shaft 2 is rotatably connected with a reinforcement sleeve 8, and the bottom of the reinforcement sleeve 8 is fixedly connected to the top of the support plate 1.

[0026] As a technical optimization solution of the utility model, by setting a reinforcement sleeve 8, the transmission shaft 2 can be fixed by the reinforcement sleeve 8, so that after the transmission shaft 2 is used for a long time, no gap will be generated between the transmission shaft 2 and the support plate 1, thereby increasing the service life of the transmission shaft 2.

[0027] refer to Figure 4 A T-block 9 is slidably connected to the inner side of the rack 74 , and the T-block 9 is fixedly connected to the housing 71 .

[0028] As a technical optimization solution of the utility model, by providing a T-block 9, the rack 74 can be limited by the T-block 9, so that the rack 74 can slide more smoothly when sliding up and down, thereby improving the use efficiency of the rack 74.

[0029] refer to Figure 4 The top and bottom of the fixing bolt 75 are fixedly connected to a limiting block 10 , and the limiting block 10 is located at the bottom of the turntable 6 and the top of the rotating plate 3 .

[0030] As a technical optimization solution of the utility model, by setting a limit block 10, the distance of the fixing bolt 75 can be limited by the limit block 10 during the insertion process, thereby avoiding excessive insertion of the fixing bolt 75, which would cause damage to the front side of the fixing bolt 75, and improving the use effect of the fixing bolt 75.

[0031] refer to Figure 2 A non-slip cover 11 is fixedly connected to the surface of the knob 72 , and the non-slip cover 11 is located on the outside of the shell 71 .

[0032] As a technical optimization solution of the present invention, by providing the anti-slip sleeve 11 , the friction force between the operator's palm and the knob 72 can be increased when the operator rotates the knob 72 , thereby improving the anti-slip effect of the knob 72 .

[0033] refer to Figure 2 A fan-shaped groove 12 is opened inside the rotating plate 3 and is located at the bottom of the turntable 6 .

[0034] As a technical optimization solution of the utility model, by providing the fan-shaped groove 12, the rotating plate 3 can be reduced in weight, the resistance of the rotating plate 3 to the bottom ball 4 can be reduced, and the use effect of the ball 4 can be improved.

[0035] The working principle and use process of the utility model are as follows: when using, when supporting the turntable 6, by turning the knob 72, the knob 72 drives the gear 73 to rotate, the gear 73 drives the top rack 74 to move upward, the gear 73 drives the bottom rack 74 to move downward, the top rack 74 is inserted into the top of the turntable 6, and the bottom rack 74 is inserted into the bottom of the turntable 6, so that the turntable 6 is supported by the turntable 6, and the torsion spring 76 is always in a counterclockwise rotation force to keep the rack 74 moving in the direction away from each other. When replacement and maintenance are needed, the reverse operation can be performed, thereby improving the use efficiency of the turntable 6.

[0036] To sum up: the turntable support device, through the coordinated use of the support plate 1, the transmission shaft 2, the rotating plate 3, the ball 4, the groove 5, the turntable 6 and the support mechanism 7, solves the problem that after long-term use, the internal ball is worn out and the support performance is reduced. Since the ball assembled at the bottom of a single support is prone to instability, the mounting block and the top of the support plate collide with each other, which reduces the use efficiency of the turntable and increases the maintenance cost of the turntable.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A turntable support device, comprising a support plate (1), characterized in that: The top of the support plate (1) is rotatably connected to a transmission shaft (2), the surface of the transmission shaft (2) is fixedly connected to a rotating plate (3), the bottom of the rotating plate (3) is rotatably connected to a ball (4), the number of the ball (4) is multiple, and the multiple ball (4) are distributed at equal distances, a groove (5) is provided on the top of the support plate (1), a turntable (6) is fixedly connected to the top of the transmission shaft (2), and a support mechanism (7) is provided on the top of the rotating plate (3).

2. A turntable support device according to claim 1, characterized in that: The supporting mechanism (7) comprises a shell (71), wherein the shell (71) is arranged at the bottom of the turntable (6), the number of the shells (71) is several, and the several shells (71) are distributed at equal distances, a knob (72) is arranged on the outer side of the shell (71), the inner side of the knob (72) penetrates into the interior of the shell (71), a gear (73) is fixedly connected to the rear side of the knob (72), the top and bottom of the gear (73) are meshedly connected with a rack (74), the top and bottom of the rack (74) are fixedly connected with a fixing bolt (75), the fixing bolt (75) at the top penetrates into the interior of the turntable (6), and the fixing bolt (75) at the bottom penetrates into the top of the rotating plate (3), a torsion spring (76) is arranged on the outer side of the gear (73), one end of the torsion spring (76) is fixedly connected to the outer side of the gear (73), and the other end of the torsion spring (76) is fixedly connected to the rear side of the inner wall of the shell (71).

3. A turntable support device according to claim 1, characterized in that: A reinforcement sleeve (8) is rotatably connected to the bottom of the surface of the transmission shaft (2), and the bottom of the reinforcement sleeve (8) is fixedly connected to the top of the support plate (1).

4. A turntable support device according to claim 2, characterized in that: A T-shaped block (9) is slidably connected to the inner side of the rack (74), and the T-shaped block (9) is fixedly connected to the housing (71).

5. A turntable support device according to claim 2, characterized in that: The top and bottom of the fixing bolt (75) are fixedly connected to a limit block (10), and the limit block (10) is located at the bottom of the turntable (6) and the top of the rotating plate (3).

6. A turntable support device according to claim 2, characterized in that: An anti-slip sleeve (11) is fixedly connected to the surface of the knob (72), and the anti-slip sleeve (11) is located outside the housing (71).

7. The turntable support device according to claim 1, characterized in that: A fan-shaped groove (12) is provided inside the rotating plate (3), and the fan-shaped groove (12) is located at the bottom of the turntable (6).

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