Core Setting Device Rotation Mechanism Cycle Time

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Solution Overview

Problem

Existing core setting devices face challenges in shortening cycle time and improving operator workability, particularly in efficiently moving the core holding mechanism between the cope and drag in a molding system.

Innovation Solution

The core setting device incorporates a holding jig with a rotation mechanism and a moving mechanism that allows the jig to rotate and move along orthogonal directions, enabling efficient positioning of the core within the drag without requiring a 180-degree rotation in the front space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the holding jig rotates 180 degrees in the front space to position the core, then the core can be set in the drag, but the cycle time increases and operator workability deteriorates

Engineering Contradiction:
Improvecycle timeVSAvoidoperator workability
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The holding jig is equipped with a rotation mechanism that enables rotation around a rotation shaft parallel to the first direction (orthogonal to vertical direction). This allows the holding jig to move between the outside of the space and the core setting position by rotating around the rotation shaft, rather than requiring 180-degree rotation in the front space. This dimensional change in rotation approach significantly shortens cycle time while improving operator workability

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS20250196402A1Core setting device
Publication Date: 2025.06.19 SINTOKOGIO LTD
  • US20250196402A1 patent drawing
  • US20250196402A1 patent drawing
  • US20250196402A1 patent drawing

AI summary

A core setting device that sets a core in a drag disposed to face a cope in the vertical direction, includes a holding jig having a holding surface for holding the core, a rotation mechanism having a rotation shaft parallel to a first direction orthogonal to the vertical direction and configured to rotate the holding jig, and a first moving mechanism configured to move the holding jig along the first direction outside the space between the cope and the drag, wherein the holding jig moves between the outside of the space and a core setting position where the holding surface faces the upper surface of the drag in the vertical direction by rotating around the rotation shaft.