Stand column mechanical arm rotation driving structure

Abstract

The utility model discloses a stand column mechanical arm rotation driving structure which comprises a supporting base, a rotating disc is transversely arranged at the top end of the supporting base, a mechanical arm rotating frame is vertically arranged at the top end of the rotating disc, the mechanical arm rotating frame and the rotating disc rotate in the same direction, and a rotating disc bearing is transversely arranged between the rotating disc and the supporting base. The turntable bearing is transversely fixed to the supporting base, the turntable rotates on the turntable bearing, a speed reducer is vertically arranged on one side of the top end of the turntable, a driving shaft is arranged at the bottom end of the speed reducer, a gear is transversely arranged at the bottom end of the driving shaft, and the gear and the driving shaft coaxially rotate; and the gear is meshed with the turntable bearing, so that when the speed reducer drives the gear to rotate, the speed reducer and the gear perform circular motion along the side wall of the turntable bearing, the manipulator rotating frame is driven to rotate and swing on the supporting base, and the angle of the manipulator rotating frame is adjusted.

Description

Technical Field

[0001] The utility model relates to the field of mechanical arms, in particular to a column mechanical arm rotation driving structure. Background Art

[0002] In the prior art, robotic arms usually use RV reducers as rotation drive mechanisms. However, generally, the larger the load, the larger the RV reducer model required. Replacing a RV reducer model will increase the cost and size a lot, and the versatility is not good. For this reason, a column robot rotation drive structure is proposed. Utility Model Content

[0003] The utility model aims to overcome the above-mentioned shortcomings and provide a technical solution that can solve the above-mentioned problems.

[0004] The column manipulator rotation drive structure includes a supporting base, a turntable is horizontally arranged on the top of the supporting base, and a manipulator rotating frame is vertically arranged on the top of the turntable, and the manipulator rotating frame and the turntable rotate in the same direction, a turntable bearing is horizontally arranged between the turntable and the supporting base, and the turntable bearing is horizontally fixed on the supporting base, and the turntable rotates on the turntable bearing, a reducer is vertically arranged on one side of the top of the turntable, and a driving shaft is arranged at the bottom of the reducer, a gear is horizontally arranged at the bottom of the driving shaft, and the gear and the driving shaft rotate coaxially, and the gear and the turntable bearing are meshed with each other, so that when the reducer driving gear rotates, the reducer and the gear perform a circular motion along the side wall of the turntable bearing, thereby driving the manipulator rotating frame to rotate and swing on the supporting base, so as to adjust the angle of the manipulator rotating frame.

[0005] Preferably, a reducer fixing frame is provided between the reducer and the turntable, and the reducer fixing frame is laterally located at the side of the top end of the turntable, and the reducer is vertically fixed on the reducer fixing frame.

[0006] Preferably, the turntable is formed with an arc groove, and the arc groove is located at the side of the turntable, and the driving shaft rotates inside the arc groove.

[0007] Preferably, a turntable bearing mounting plate is provided between the support base and the turntable bearing, and the turntable bearing mounting plate is transversely located on the support base, and the turntable bearing is transversely fixed on the turntable bearing mounting plate.

[0008] Preferably, a slot and a boss are provided between the slewing bearing and the slewing bearing mounting plate, and the slot is formed at the top of the slewing bearing mounting plate, and the boss is formed at the upper and lower ends of the slewing bearing, the boss is vertically inserted into the slot, and the slewing bearing is horizontally mounted on the slewing bearing mounting plate through the cooperation between the boss and the slot.

[0009] Compared with the prior art, the beneficial effect of the utility model is that when the reducer drives the gear to rotate, the reducer and the gear perform circular motion along the side wall of the turntable bearing, thereby driving the manipulator rotating frame to rotate and swing on the supporting base, so as to adjust the angle of the manipulator rotating frame, and utilizing the cheapness and economy of the turntable bearing, the mechanism can be simplified to the rotation of the turntable bearing when the manipulator is in the rotating and swinging position.

[0010] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a structural schematic diagram of the column manipulator rotation drive structure;

[0013] Figure 2 It is another structural schematic diagram of the column manipulator rotation drive structure;

[0014] Figure 3 It is another structural schematic diagram of the column manipulator rotation drive structure;

[0015] Figure 4 It is a structural schematic diagram of the support base;

[0016] Figure 5 It is a structural schematic diagram of a slewing bearing;

[0017] Figure 6 It is a schematic diagram of the structure of the slewing bearing mounting plate.

[0018] As shown in the figure: 1. Support base, 2. Manipulator rotating frame, 3. Reducer, 4. Reducer fixing frame, 5. Turntable, 6. Gear, 7. Turntable bearing, 8. Turntable bearing mounting plate, 9. Slot, 10. Arc groove, 11. Drive shaft, 12. Boss. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-6 In the embodiment of the utility model, the column manipulator rotation driving structure includes a supporting base 1, a turntable 5 is horizontally arranged on the top of the supporting base 1, and a manipulator rotating frame 2 is vertically arranged on the top of the turntable 5, and the manipulator rotating frame 2 and the turntable 5 rotate in the same direction, a turntable bearing 7 is horizontally arranged between the turntable 5 and the supporting base 1, and the turntable bearing 7 is horizontally fixed on the supporting base 1, and the turntable 5 rotates on the turntable bearing 7, a reducer 3 is vertically arranged on one side of the top of the turntable 5, and a driving shaft 11 is arranged at the bottom end of the reducer 3, a gear 6 is horizontally arranged at the bottom end of the driving shaft 11, and the gear 6 and the driving shaft 11 rotate coaxially, and the gear 6 and the turntable bearing 7 are meshed with each other, so that when the reducer 3 drives the gear 6 to rotate, the reducer 3 and the gear 6 perform a circular motion along the side wall of the turntable bearing 7, thereby driving the manipulator rotating frame 2 to rotate and swing on the supporting base 1, so as to adjust the angle of the manipulator rotating frame 2.

[0021] A reducer fixing frame 4 is arranged between the reducer 3 and the turntable 5, and the reducer fixing frame 4 is laterally located at the side of the top of the turntable 5, and the reducer 3 is vertically fixed on the reducer fixing frame 4, so that the reducer 3 can be stably fixed on the turntable 5 through the reducer fixing frame 4.

[0022] The turntable 5 is formed with an arc groove 10 , and the arc groove 10 is located at the side of the turntable 5 , and the driving shaft 11 rotates inside the arc groove 10 , so that the driving shaft 11 does not shake when rotating through the arc groove 10 .

[0023] A turntable bearing mounting plate 8 is provided between the support base 1 and the turntable bearing 7 , and the turntable bearing mounting plate 8 is transversely located on the support base 1 , and the turntable bearing 7 is transversely fixed on the turntable bearing mounting plate 8 .

[0024] A slot 9 and a boss 12 are provided between the slewing bearing 7 and the slewing bearing mounting plate 8, and the slot 9 is formed at the top of the slewing bearing mounting plate 8, and the boss 12 is formed at the upper and lower ends of the slewing bearing 7, the boss 12 is vertically inserted into the slot 9, and the slewing bearing 7 is horizontally installed on the slewing bearing mounting plate 8 through the cooperation between the boss 12 and the slot 9.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention.

Claims

1. The column manipulator rotation drive structure includes a support base, characterized in that: A turntable is horizontally arranged at the top of the support base, and a manipulator rotating frame is vertically arranged at the top of the turntable, and the manipulator rotating frame and the turntable rotate in the same direction, a turntable bearing is horizontally arranged between the turntable and the support base, and the turntable bearing is horizontally fixed on the support base, and the turntable rotates on the turntable bearing, a reducer is vertically arranged on one side of the top of the turntable, and a driving shaft is arranged at the bottom of the reducer, a gear is horizontally arranged at the bottom of the driving shaft, and the gear and the driving shaft rotate coaxially, and the gear and the turntable bearing are meshed with each other, so that when the reducer driving gear rotates, the reducer and the gear perform a circular motion along the side wall of the turntable bearing, thereby driving the manipulator rotating frame to rotate and swing on the support base, so as to adjust the angle of the manipulator rotating frame.

2. The column manipulator rotation drive structure according to claim 1 is characterized in that: A reducer fixing frame is arranged between the reducer and the turntable, and the reducer fixing frame is laterally located at the side of the top end of the turntable, and the reducer is vertically fixed on the reducer fixing frame.

3. The column manipulator rotation drive structure according to claim 1, characterized in that: The turntable is formed with an arc groove, and the arc groove is located at the side of the turntable, and the driving shaft rotates inside the arc groove.

4. The column manipulator rotation drive structure according to claim 1, characterized in that: A turntable bearing installation plate is arranged between the support base and the turntable bearing, and the turntable bearing installation plate is transversely located on the support base, and the turntable bearing is transversely fixed on the turntable bearing installation plate.

5. The column manipulator rotation drive structure according to claim 4, characterized in that: A slot and a boss are provided between the turntable bearing and the turntable bearing mounting plate, and the slot is formed at the top of the turntable bearing mounting plate, and the boss is formed at the upper and lower ends of the turntable bearing, the boss is vertically inserted into the slot, and the turntable bearing is horizontally installed on the turntable bearing mounting plate through the cooperation between the boss and the slot.

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