Sliding Door Access for Machine Tool Maintenance

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Solution Overview

Problem

Machine tools lack efficient maintenance and repair access due to complex structural designs that hinder easy access to the work space, limiting maintenance and repair efficiency.

Innovation Solution

The integration of a sliding door mechanism alongside the path guiding device provides side access to the work space, allowing for easy maintenance and repair by enabling the sliding door to be displaced parallel to the workpiece carriage's direction, with additional door elements for encapsulation and access control, and a guiding device for smooth operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the path guiding device is arranged at the side of the work space with a sliding door for access, then maintenance and repair access is improved, but the structural complexity increases

Engineering Contradiction:
Improvemaintenance and repair accessVSAvoidstructural complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The machine tool structure is segmented by introducing a sliding door that divides the cladding into movable and stationary parts. This allows the maintenance access function to be separated from the enclosing function, enabling repair personnel to access the work space without dismantling the entire structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sliding door introduces a dynamic element to the otherwise static cladding structure. The door can move between closed and open positions, providing flexible access control while maintaining the structural integrity of the overall machine tool when closed.

Inventive Principle:
Principle #15Dynamics

2Area of stationary object

If a sliding door is arranged on the path guiding device, then access opening surface area is increased, but the device complexity increases

Engineering Contradiction:
Improveaccess opening surface areaVSAvoiddevice complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The sliding door structure serves multiple functions: it provides large access opening when open, maintains structural enclosure when closed, and guides the workpiece carriage through its integration with the path guiding device. This multi-functionality justifies the added complexity by delivering several benefits from a single structural element.

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

Data Source

PatentUS8192115B2Machine tool with at least one sliding door
Publication Date: 2012.06.05 EX CELL O GMBH
  • US8192115B2 patent drawing
  • US8192115B2 patent drawing
  • US8192115B2 patent drawing

AI summary

A machine tool is provided. The machine tool can comprise a machine frame, at least one tool holder device which is held for movement on the machine frame, a work space in which workpieces are machinable, a work space cladding, at least one workpiece carriage which is displaceable on a path guiding device relative to the machine frame, the path guiding device being arranged alongside the work space, and at least one sliding door for access to the work space. The sliding door particularly can be arranged on the path guiding device of the at least one workpiece carriage.