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Spherical robot stable supporting mechanism

Inactive Publication Date: 2010-07-14
BEIJING UNIV OF POSTS & TELECOMM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, because its bracket extends all the way to the center of the ball, it takes up too much space in the spherical robot's spherical shell, and makes the design of the spherical robot's motion method complicated and difficult.

Method used

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Embodiment Construction

[0022] The spherical robot stable support mechanism of the present invention is located directly below the spherical robot body, and can be integrated with the spherical robot through its central axis.

[0023] see figure 1 , figure 2 Shown, the stable support mechanism of the spherical robot of the present invention includes:

[0024] A detachable partial spherical shell 16, which can be integrated into a spherical shell with the outer spherical shell of the spherical robot, offers a slot for the legs of the supporting mechanism to fall into, and the central part is fixed with a The central axis connected to the spherical robot above, there is a spacer 11 between the central axis and the spherical shell 16, the spacer 11 can be a special processing part, the upper plane is a platform for matching connection with the central axis, and the lower part is for connecting with the spherical shell 16 coincident circular arcs. In this embodiment, the stable support mechanism of t...

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Abstract

The invention relates to a steady supporting structure for spherical robot, which is arranged right below the body of the spherical robot. The steady supporting structure for spherical robot comprises a detachable partial round spherical shell which can form a round ball with the external shell of the spherical robot, a driving unit formed by connecting a DC brushless motor with a gear group, a guide screw transmission unit consisting of a guide screw and a screw nut which can be transmitted with the guide screw in a threaded way, and a group supporting mechanisms; slotted holes in which stabilizers of the supporting structure is arranged are arranged on the partial spherical shell; each supporting mechanism consists of an upper connecting rod hinged with the screw nut and a three-connecting-rod mechanism hinged with the upper connecting rod; wherein, the third connecting rod of the three-connecting-rod mechanism is the stabilizer which is fixed on the partial spherical shell and can fall in the slotted hole arranged on the partial spherical shell in a sliding way, and the gear group of the driving unit can drive the screw of the screw transmission unit to be put into a motion; the upper connecting rod of each supporting mechanism can move along with the screw nut of the screw transmission unit, thus ensuring the stability of the body of the spherical robot when a mechanicalarm rotates circumferentially in an angle of 360 degrees .

Description

technical field [0001] The invention relates to a stable mechanism for a robot, in particular to a stable support mechanism for a spherical robot with arms. Background technique [0002] The spherical robot with arms is an extension of the spherical robot technology. As a kind of mobile robot, the spherical robot has the ability to operate and expands the application range of the spherical robot. However, due to the single-point contact support with the ground caused by the spherical appearance structure of the spherical robot, when the manipulator is operating, the single-point support method leads to the instability of the sphere during the task, which will seriously affect the manipulator arm. Therefore, it is of great significance to design a support and stability mechanism for the arm spherical robot to realize the operation function of the arm spherical robot. [0003] At present, domestic research on the support and stability mechanism of spherical robots is still bl...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B25J19/00
Inventor 孙汉旭贾庆轩曹骁伟张延恒郑一力赵凯亮
Owner BEIJING UNIV OF POSTS & TELECOMM
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