Robotic Arm Grinding Package Pneumatic Motor Integration
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Solution Overview
Problem
Conventional grinding machine tools on robotic arms, when equipped with pneumatic motors, restrict the arm's movement due to structural limitations and instability, as they are not a primary application and often require additional reinforcement.
Innovation Solution
A grinding package integrated with a robotic arm, featuring a main body with separate spaces, a pneumatic motor, and a grinding tool, where the motor is powered by working gas, allowing flexible movement without additional structural support.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a ready-made grinding machine tool is installed on a robotic arm using a conventional mounting structure, then the grinding operation can be performed, but the robotic arm's movement is restricted and additional structural reinforcement is required
Solution Approach 1:
The grinding machine tool is merged with the robotic arm's end effector, forming an integrated grinding package. The main body of the grinding machine tool is directly connected to the robotic arm's end flange, eliminating the need for separate mounting brackets and reinforcement structures. This integration allows the robotic arm to perform grinding operations without restricted movement while maintaining structural stability.
2Reliability
If a conventional mounting structure is used to install the grinding machine tool, then the grinding operation is enabled, but structural stability is compromised requiring additional reinforcement
Solution Approach 1:
The grinding machine tool's main body is directly integrated with the robotic arm's end flange through a unified structural design. This merging eliminates weak connection points and the need for additional reinforcement brackets, providing inherent structural stability while reducing overall mounting complexity.
3Reliability
If electric motors are used for the grinding machine tool, then reliable operation is achieved, but the invention specifically addresses pneumatic motor implementation
Solution Approach 1:
The invention changes the motor actuation parameter from electric to pneumatic. The pneumatic motor is driven by compressed air supplied through an air supply line, converting pneumatic energy into rotational motion for the grinding tool. This parameter change provides alternative reliability benefits and adaptability for applications where pneumatic actuation is preferred.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution provides enhanced structural stability and unrestricted movement of the robotic arm during grinding operations, ensuring efficient and stable operation without the need for additional reinforcement.
Implementation Method 1
a pneumatic motor including a motor body provided within the working region, and a transmission shaft connected to the motor body while extended from the second space through the communicating hole; and a grinding tool facing the second space and being joined to the transmission shaft, the grinding tool being turned by the transmission shaft, which is turned by impelling the motor body by the working gas
Data Source
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AI summary
A grinding package (200) fitted on a robotic arm (100) includes a main body (20), a pneumatic motor (30), a bridging part (40) and a grinding tool (50). The main body (20) is formed with a first space (21), a second space (22), a communicating hole (23) communicating the first space (21) to the second space (22), a connecting wall (24) provided within the first space (21), an intake channel (25), an exhaust channel (26), an opening (211) of the first space (21) and an opening (221) of the second space (22) being respectively located on each of two parallel sides of the main body (20), the connecting wall (24) being provided with a ventilation hole (243). The pneumatic motor (30) includes a motor body (31) provided within the first space (21), and a transmission shaft (32) connected to the motor body (31) while extended from the second space (22) through the communicating hole (23). The bridging part (40) is combined with the main body (20) and the robotic arm (100), the bridging part (40) closing off the first space (21), the grinding tool (50) facing the second space (22) and being joined to the transmission shaft (32).