Fixture Power Supply via Robot and Workstation Mounts

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Solution Overview

Problem

Manufacturing processes are hindered by the lack of continuous power to fixtures, leading to increased cycle times and costs due to the need for robotic equipment to provide and withdraw power, which restricts access and efficiency.

Innovation Solution

A system with a fixture that can receive power from both a robot and a workstation, using mounts like ATI-type quick connect devices, and a control device to selectively provide power and utilities, ensuring continuous operation regardless of the fixture's mounting configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If robotic equipment provides power to the fixture by docking, then power can be supplied to the fixture, but access to the fixture is restricted and cycle time increases

Engineering Contradiction:
Improvepower supply to fixtureVSAvoidcycle time
Core Design Contradiction:
Use of energy by moving objectVSLoss of time

Solution Approach 1:

The power supply system is segmented into multiple independent power sources: the robotic equipment and the workstation. Each can independently supply power to the fixture through separate docking interfaces, eliminating the need for the robot to remain docked continuously and allowing power to be maintained during robot undocking operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The workstation acts as an intermediary power source that can supply power to the fixture independently of the robotic equipment. This intermediary system allows the fixture to maintain power supply even when the robot undocks, resolving the conflict between power supply and access requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If robotic equipment docks to provide power, then power is available to operate power-driven devices, but manufacturing cycle time increases

Engineering Contradiction:
Improveoperation of power-driven devicesVSAvoidmanufacturing cycle time
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The workstation is pre-configured with power supply capability and docking interface before the robotic equipment arrives. This preliminary setup ensures that power can be supplied to the fixture without requiring the robot to remain docked, allowing the robot to undock and perform operations while power-driven devices continue to operate.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The workstation is designed with multi-functionality, serving both as a control system and as an independent power source for the fixture. This universal design eliminates the need for the robotic equipment to provide power, allowing the robot to focus solely on manufacturing operations without being constrained by power supply requirements.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Duration of action of stationary object

If the robot remains docked to provide power, then continuous power is available, but access to the workstation area is limited

Engineering Contradiction:
Improvecontinuous power supplyVSAvoidaccess to workstation area
Core Design Contradiction:
Duration of action of stationary objectVSEase of operation

Solution Approach 1:

The power supply function is segmented from the robotic equipment and assigned to the workstation. This segmentation allows the robot to undock and move freely while the workstation continues to supply power to the fixture through its own docking interface, maintaining continuous power supply without restricting access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The workstation is designed to self-provide power to the fixture without requiring the robotic equipment. This self-service capability allows the fixture to maintain continuous power supply independently, enabling free access to the workstation area while the robot performs its manufacturing operations.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7689294B2Systems, methods, and apparatus for providing continuous power to a fixture in a manufacturing process
Publication Date: 2010.03.30 AUTOMATION IND GROUP LLC
  • US7689294B2 patent drawing
  • US7689294B2 patent drawing
  • US7689294B2 patent drawing

AI summary

Embodiments of the invention are directed to systems, methods, and apparatus for providing continuous power and utilities to a fixture in a manufacturing process. In one embodiment of the invention, a system with robot, such as a robotic arm, and a workstation can be deployed in a manufacturing process. A fixture associated with the manufacturing process can include a mount operable for receiving power from the robot or robot arm, and another mount operable for receiving power from the workstation. An associated control device, such as a programmable logic circuit, can selectively provide power via either mount depending on whether the fixture is mounted to the robot or robotic arm, or to the workstation.