System and Method for Selectively Treating Part with Ultrasonic Vibrations

a selective treatment and ultrasonic technology, applied in the field of robotic sheet forming, can solve the problems of high tool intensity of sheet metal part forming, and high cost and time consumption of sheet metal forming process

Pending Publication Date: 2022-07-07
MACHINA LABS INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

The patent text describes a technique for forming sheet metal parts using a robot and a stylus to apply deformations to the sheet. The robot can change tools to perform different operations, such as trimming and hemming, to create more complex parts. The process can involve multiple robots to provide better control. The technical effect is the ability to create precise and complex sheet metal parts using a robot and stylus.

Problems solved by technology

However, sheet metal part forming is very tool intensive, which makes it costly and time consuming to fabricate sheet metal parts.
Stamping requires a large investment in dies and is not accommodating to changes in design and material, making the sheet metal forming process expensive and time-consuming.
For example, the plasticity of virgin sheet metal affects its formability for a stamping process.
For example, aluminum alloys may be elevated to 500° C. and steel alloys may be elevated to 1000° C. However, using high temperatures has environmental side effects such as a high energy footprint and, depending on the method used, results in pollutant emissions.
From an industrial perspective, an alloy's exposure to high temperatures can result in defects such as distortion, warpage, oxidation, etc.
It also makes handling of the material and parts harder and creates hazardous conditions for the human operators of the process.
Furthermore, heat treatment is usually done using furnaces that lack precise control to selectively treat different sections of the part.

Method used

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  • System and Method for Selectively Treating Part with Ultrasonic Vibrations

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Embodiment Construction

1. Robotic Sheet Metal Part Forming

[0062]Increasing the speed and decreasing the cost to manufacture sheet metal parts is desirable for enhancing product development in all stages of design and manufacturing. In light of this, some embodiments relate to an intelligent machine learning-based system that automates object process parameter generation for real-time control of novel robotic forming of sheet metal, plastics, polymers, and composite parts. Relative to conventional techniques, the disclosed (e.g., fast forming) techniques may enable faster prototyping and may enable rapid customization of mass-produced products. Agile production or prototyping in turn enables development of better-quality products and streamlining production. It may also increase industrial competitiveness in both mature and emerging markets by reducing the time and capital used for developing new components. The benefits may extend further for “lightweighting” strategies employed in various industries (e.g...

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Abstract

A system for treating a part with ultrasonic vibrations. The system includes a robotic arm, an ultrasonic end effector, and a controller. The robotic arm includes an actuator system that controls motion of the robotic arm and a tool holder. The ultrasonic end effector is configured to apply ultrasonic vibrations to a region of the part. The controller executes a program for controlling motion of the robotic arm for the ultrasonic end effector to apply ultrasonic vibrations to the region of the part; and controls the ultrasonic vibrations of the ultrasonic end effector based on a programmed ultrasonic parameter value for the region.

Description

CROSS-REFERENCE TO RELATED APPLICATION[0001]This application claims priority under 35 U.S.C. § 119(e) to U.S. Provisional Patent Application Ser. No. 63 / 134,571, “Method of Intelligent Robotic Sheet Forming,” filed Jan. 6, 2021, U.S. Provisional Patent Application Ser. No. 63 / 134,572, “Systems for Fast Robotic Sheet Metal Forming,” filed Jan. 6, 2021, and U.S. Provisional Patent Application Ser. No. 63 / 134,576 “System for Surgical Precipitation Hardening of Alloys Using Ultrasonic at Room Temperature,” filed Jan. 6, 2021. The subject matter of all of the foregoing is incorporated herein by reference in their entirety.TECHNICAL FIELD[0002]This disclosure relates generally to robotic sheet forming, and more particularly, to forming a sheet of material into a desired geometry by a series of deformations applied by a robot.BACKGROUNDDescription of Related Art[0003]Sheet metal parts are used in a multitude of applications and across many different industries (e.g., in aerospace, automoti...

Claims

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Application Information

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IPC IPC(8): B24B1/04B25J11/00
CPCB24B1/04B25J11/005B25J9/1664B25J9/1682G05B2219/40421G05B2219/40515B21D43/28B25J9/163B25J9/1697B25J9/1653B25J13/085B25J11/006B23Q2003/155421B23Q3/1554B25J9/0087
InventorMEHR, EDWARDNIA, BABAK RAEISI
OwnerMACHINA LABS INC