CN213502640U - Robot chassis driving device - Google Patents

Abstract

The utility model relates to a chassis drive arrangement that patrols and examines robot and uses, in particular to adopt the robot that patrols and examines of mecanum wheel drive. The utility model provides a chassis drive device of robot, includes motor mounting bracket, driving motor, reduction gear, shaft coupling, bearing mount pad, flange plate, mecanum wheel and drive wheel connecting axle, driving motor links to each other with the reduction gear, and the reduction gear passes through the reduction gear mount pad to be fixed on motor mounting bracket, and the shaft coupling is used for connecting the output shaft and the drive wheel connecting axle of reduction gear, gives mecanum wheel with motor motion transmission, and the bearing mount pad is used for supporting the drive wheel connecting axle, and the flange plate setting is between drive wheel connecting axle and mecanum wheel, and wherein the drive wheel connecting axle passes through fastening screw to be fixed on the interior hole face of flange plate, and mecanum wheel passes through the bolt fastening on the outer. The utility model discloses can solve effectively and patrol and examine the mecanum wheel problem of droing that the robot took place when the motion.

Description

Robot chassis driving device

Technical Field

The utility model relates to a chassis drive arrangement that patrols and examines robot and uses, in particular to adopt robot that patrols and examines of mecanum wheel drive belongs to the removal and patrols and examines the robot field.

Background

With the rapid development of the internet industry, the application of operation and maintenance centers and operation and maintenance servers is more and more extensive. In order to ensure the normal operation of a server in a machine room and timely find equipment defects or hidden dangers, operation and maintenance personnel of the machine room are often required to check equipment in the machine room regularly or irregularly and manually copy instrument and meter equipment, the workload is high, the influence of factors such as environment and personnel quality easily causes inaccurate detection data, and the inspection efficiency and quality cannot achieve the expected effect. Aiming at the problem of low efficiency and quality of manual inspection, the full-intelligent inspection robot is used for replacing manual inspection of machine room environment and equipment, so that not only is the task completed efficiently, but also the competitiveness of the operation and maintenance center is improved.

The full-intelligent inspection robot is used for carrying out all-around, timing or non-timing inspection on a machine room environment for 24 hours, and the stable walking mechanism is the basis for ensuring the inspection of the robot. In order to ensure that the inspection robot inspects servers, power cabinets and the like in narrow machine room passageways, Mecanum with omni-directional driving and zero turning radius is generally adopted, but the inspection robot driven by the Mecanum usually generates axial separation when moving forwards, transversely moves, turns and the like, and if a common coupler is adopted, the Mecanum can frequently separate from the coupler. Therefore, it is important to design a reliable connection device to make the mecanum driven inspection robot work stably and reliably.

Disclosure of Invention

In order to solve the technical problem, an object of the utility model is to provide a patrol and examine robot chassis drive arrangement can solve mecanum driven robot that patrols and examines and adopt ordinary shaft coupling, the mecanum wheel problem that drops that takes place when advancing, sideslip or turning equal motion, the utility model discloses mechanism design is simple, and it is convenient to install, and reliable operation, the effect is obvious.

The utility model discloses the technical scheme who takes, as follows:

the utility model provides a chassis drive arrangement of robot, includes motor mounting bracket, driving motor, reduction gear, shaft coupling, bearing mount pad, flange plate, mecanum wheel and drive wheel connecting axle, its characterized in that: the driving motor is connected with the reducer, the reducer is fixed on the motor mounting frame through the reducer mounting seat by fastening screws, the coupler is used for connecting an output shaft and a driving wheel connecting shaft of the reducer, the motor motion is transmitted to the Mecanum wheel, the bearing mounting seat is arranged on one side of the coupler and used for supporting the driving wheel connecting shaft, the connecting flange plate is arranged between the driving wheel connecting shaft and the Mecanum wheel, the driving wheel connecting shaft is fixed on the inner hole face of the connecting flange plate through the fastening screws, and the Mecanum wheel is fixed on the outer end face of the connecting flange plate through bolts.

Furthermore, a reducer output shaft key head and a reducer output shaft key groove are arranged above the output shaft of the reducer, the width of the reducer output shaft key head is selected within the range of 5-10mm, and the height of the reducer output shaft key head is 5 mm.

Furthermore, the output shaft of the speed reducer is in clearance fit with the coupling.

Furthermore, a motor end clamping groove, a connecting shaft clamping groove and a coupling trapezoidal table are arranged above the coupling, a certain gap is reserved between the reducer output shaft key head and the motor end clamping groove to prevent the reducer from being locked, the gap between the reducer output shaft key head and the motor end clamping groove is larger than the gap between the coupling and the driving wheel connecting shaft, and the coupling trapezoidal table is arranged at the left end and the right end of the coupling to prevent the rotating surface from colliding with the static surface.

Furthermore, the coupler is divided into an upper coupler and a lower coupler which are locked and fixed by fastening screws.

Furthermore, a connecting shaft key groove and a connecting shaft key head are arranged above the driving wheel connecting shaft, the width of the connecting shaft key head is selected within the range of 5-10mm, and the height of the connecting shaft key groove is 5 mm.

Furthermore, a double-row rolling support bearing is arranged in the bearing mounting seat.

Furthermore, an encoder is installed at the tail part of the driving motor.

Drawings

Fig. 1 is a schematic view of the axial measurement structure of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a cross-sectional view taken at the point of fig. 2A-a.

Fig. 4 is a partially enlarged view of fig. 3A.

Shown in the figure: the automatic transmission device comprises a motor mounting frame 1, a driving motor 2, a speed reducer 3, a speed reducer output shaft key head 3-1, a speed reducer output shaft key groove 3-2, a coupler 4, a motor end clamping groove 4-1, a connecting shaft clamping groove 4-2, a coupler trapezoidal table 4-3, a bearing mounting seat 5, a connecting flange plate 6, a Mecanum wheel 7, a driving wheel connecting shaft 8, a connecting shaft key groove 8-1 and a connecting shaft key head 8-2.

Detailed Description

Example 1

Referring to fig. 1 to 4, a robot chassis drive device includes motor mounting bracket 1, driving motor 2, reduction gear 3, shaft coupling 4, bearing mount pad 5, connection flange 6, mecanum wheel 7 and drive wheel connecting axle 8, its characterized in that: driving motor 2 link to each other with reduction gear 3, reduction gear 3 adopts fastening screw to fix on motor mounting bracket 1 through the reduction gear mount pad, shaft coupling 4 is used for connecting reduction gear 3's output shaft and drive wheel connecting axle 8, give mecanum wheel 7 with motor motion transmission, bearing mount pad 5 sets up the one side at shaft coupling 4, be used for supporting drive wheel connecting axle 8, connection flange 6 sets up between drive wheel connecting axle 8 and mecanum wheel 7, wherein drive wheel connecting axle 8 passes through fastening screw to be fixed on the interior hole face of connection flange 6, mecanum wheel 7 passes through the bolt fastening on the outer terminal surface of connection flange 6.

Example 2

The difference between the embodiment and the embodiment 1 is that a reducer output shaft key head 3-1 and a reducer output shaft key groove 3-2 are arranged above an output shaft of the reducer 3, the width of the reducer output shaft key head 3-1 is selected within the range of 5-10mm, and the height of the reducer output shaft key head 3-1 is 5 mm.

Example 3

The difference between this embodiment and embodiment 1 is that the output shaft of the speed reducer 3 is in clearance fit with the coupling 4.

Example 4

The difference between the embodiment and the embodiment 1 is that a motor end clamping groove 4-1, a connecting shaft clamping groove 4-2 and a coupling trapezoid table 4-3 are arranged above the coupling 4, a certain gap is reserved between the reducer output shaft key head 3-1 and the motor end clamping groove 4-1 to prevent the reducer 3 from being clamped, the gap between the reducer output shaft key head 3-1 and the motor end clamping groove 4-1 is larger than the gap between the coupling 4 and the driving wheel connecting shaft 8, and the coupling trapezoid tables 4-3 are arranged at the left end and the right end of the coupling 4 to prevent a rotating surface from colliding with a static surface.

Example 5

The difference between this embodiment and embodiment 1 is that the coupling 4 is divided into an upper coupling and a lower coupling, and is locked and fixed by fastening screws.

Example 6

The difference between the embodiment and the embodiment 1 is that a connecting shaft key groove 8-1 and a connecting shaft key head 8-2 are arranged above the driving wheel connecting shaft 8, the width of the connecting shaft key head 8-2 is selected within the range of 5-10mm, and the height of the connecting shaft key groove 8-1 is 5 mm.

Example 7

The difference between this embodiment and embodiment 1 is that the bearing mounting seat 5 is internally provided with a double-row rolling support bearing.

Example 8

The present embodiment is different from embodiment 1 in that an encoder is installed at the tail of the driving motor 2.

The above-described embodiments are merely exemplary of the present invention and are not intended to limit the embodiments of the present invention, and those skilled in the art can make variations or changes in other forms based on the above description without exhaustive enumeration or enumeration of all embodiments, and any modifications, equivalent substitutions, improvements, etc., that fall within the spirit and scope of the present invention are intended to be encompassed by the present claims.

Claims (8)

1. The utility model provides a robot chassis drive device, includes motor mounting bracket (1), driving motor (2), reduction gear (3), shaft coupling (4), bearing mount pad (5), connection flange dish (6), mecanum wheel (7) and drive wheel connecting axle (8), its characterized in that: driving motor (2) link to each other with reduction gear (3), reduction gear (3) adopt fastening screw to fix on motor mounting bracket (1) through the reduction gear mount pad, shaft coupling (4) are used for connecting output shaft and drive wheel connecting axle (8) of reduction gear (3), give mecanum wheel (7) with motor motion transmission, bearing mount pad (5) set up the one side in shaft coupling (4), be used for supporting drive wheel connecting axle (8), connection flange dish (6) set up between drive wheel connecting axle (8) and mecanum wheel (7), wherein drive wheel connecting axle (8) are fixed on the interior hole face of connection flange dish (6) through fastening screw, mecanum wheel (7) are through the bolt fastening on the outer terminal surface of connection flange dish (6).

2. The robot chassis drive device according to claim 1, characterized in that: a reducer output shaft key head (3-1) and a reducer output shaft key groove (3-2) are arranged above an output shaft of the reducer (3), the width selection range of the reducer output shaft key head (3-1) is 5-10mm, and the height of the reducer output shaft key head (3-1) is 5 mm.

3. The robot chassis drive device according to claim 1, characterized in that: the output shaft of the speed reducer (3) is in clearance fit with the coupling (4).

4. The robot chassis drive device according to claim 2, characterized in that: the novel reducer is characterized in that a motor end clamping groove (4-1), a connecting shaft clamping groove (4-2) and a coupler trapezoidal table (4-3) are arranged above the coupler (4), a certain gap is reserved between the reducer output shaft key head (3-1) and the motor end clamping groove (4-1) to prevent the reducer (3) from being clamped, the gap between the reducer output shaft key head (3-1) and the motor end clamping groove (4-1) is larger than the gap between the coupler (4) and a driving wheel connecting shaft (8), and the coupler trapezoidal table (4-3) is arranged at the left end and the right end of the coupler (4) to prevent a rotating surface from colliding with a static surface.

5. The robot chassis drive device according to claim 1, characterized in that: the coupler (4) is divided into an upper coupler and a lower coupler and is locked and fixed by fastening screws.

6. The robot chassis drive device according to claim 1, characterized in that: a connecting shaft key groove (8-1) and a connecting shaft key head (8-2) are arranged above the driving wheel connecting shaft (8), the width selection range of the connecting shaft key head (8-2) is 5-10mm, and the height of the connecting shaft key groove (8-1) is 5 mm.

7. The robot chassis drive device according to claim 1, characterized in that: and double rows of rolling support bearings are arranged in the bearing mounting seat (5).

8. The robot chassis drive device according to claim 1, characterized in that: the tail part of the driving motor (2) is provided with an encoder.

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