Shot Processing Apparatus Hanger Transport Control

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Solution Overview

Problem

Shot blasting treatment apparatuses do not effectively account for individual differences between hanger transport devices, leading to suboptimal processing outcomes.

Innovation Solution

A shot processing apparatus with multiple hanger transport devices and a control unit that provides self-identification information and outputs specific control signals based on pre-stored information for each device, allowing for tailored operation of the transport devices and associated robots.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple hanger transport devices are used for shot processing, then productivity is improved, but individual differences between devices cause inconsistent processing quality

Engineering Contradiction:
Improveprocessing throughputVSAvoidprocessing quality consistency
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system divides the control approach into individual segments for each hanger transport device. Each device is assigned a unique identification and has its own dedicated control signals stored in the storage unit, allowing customized control parameters for each device based on its specific characteristics

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control unit adjusts control parameters dynamically based on the identified hanger transport device. Different control signals with varying parameters are selected from the storage unit according to the specific device characteristics, enabling optimization of processing quality for each individual device

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If individualized control signals are provided to each hanger transport device, then processing quality is improved, but device complexity increases

Engineering Contradiction:
Improveprocessing qualityVSAvoidcontrol system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The control unit serves multiple functions: it identifies the hanger transport device, retrieves appropriate control signals from storage, and executes the control. This multi-functional approach consolidates what could be multiple separate control systems into a single versatile unit, reducing overall system complexity

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

Solution Approach 2:

Instead of creating entirely new control systems for each hanger transport device, the system uses templates or copies of control signal patterns stored in the storage unit. These pre-stored control signals can be retrieved and applied to different devices, reducing the complexity of creating individualized controls from scratch

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12023781B2Shot processing apparatus
Publication Date: 2024.07.02 SINTOKOGIO LTD
  • US12023781B2 patent drawing
  • US12023781B2 patent drawing
  • US12023781B2 patent drawing

AI summary

A shot processing apparatus in which a projection machine projects projection media onto a workpiece. The shot processing apparatus includes plural hanger transport devices and a control unit. The hanger transport devices are each, in a hanging state of a member on which a workpiece is set or a hanging state of a workpiece, capable of moving along a guide path inside the shot processing apparatus and capable of stopping. The hanger transport devices are also capable of providing self-identifying identification information. The control unit controls the hanger transport devices by outputting to each of the plural hanger transport devices a control signal appropriate to each of the hanger transport devices. This control is based on the identification information provided from each of the individual hanger transport devices and based on information related to each of the individual hanger transport devices stored in advance in association with the identification information.