Movable Screen Printing Machine Rear Maintenance Space

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Solution Overview

Problem

Conventional screen printing machines require additional space for both front and rear operations, leading to inefficient use of space, as they need a rear working area for maintenance and operations, which limits their placement near walls or other machines.

Innovation Solution

A screen printing machine design with a movable main body portion supported by a separate support table, allowing the main body to move forward and create a rear working space, enabling operations and maintenance without the need for additional rear space, thus improving space efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional screen printing machine is designed with fixed main body and support table, then structural stability is maintained, but space efficiency deteriorates due to requirement of both front and rear working spaces

Engineering Contradiction:
Improvespace efficiencyVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The main body portion is made movable relative to the support table portion through a moving device, allowing the machine to dynamically adjust its configuration. This enables the main body to move forward creating rear working space when needed, while maintaining structural stability through guided movement paths and support mechanisms.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the main body portion is made movable relative to the support table portion, then rear working space can be created, but device complexity increases

Engineering Contradiction:
Improvemaintenance accessibilityVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The machine is divided into separable main body portion and support table portion, with the main body portion capable of independent movement. This segmentation allows the main body to be moved forward to create maintenance space without requiring complete disassembly, simplifying the overall complexity compared to fully modular designs.

Inventive Principle:
Principle #1Segmentation

3Ease of repair

If the machine requires rear working space, then maintenance operations can be performed, but productivity per unit space decreases

Engineering Contradiction:
Improvemaintenance capabilityVSAvoidproductivity per unit space
Core Design Contradiction:
Ease of repairVSProductivity

Solution Approach 1:

The movable main body portion allows the machine to create rear working space on-demand by moving forward, rather than requiring permanent rear space allocation. This dynamic space creation maintains maintenance capability while maximizing space utilization during operation, improving productivity per unit space.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8919248B2Screen printing machine
Publication Date: 2014.12.30 FUJI CORP
  • US8919248B2 patent drawing
  • US8919248B2 patent drawing
  • US8919248B2 patent drawing

AI summary

An improved screen printing machine is provided. The main body portion and the support table portion of the printer main body are constructed independently of each other, and the main body portion is supported by the support table portion so as to be movable forward. A feed screw is axially immovably and rotatably held by the main body portion so as to be parallel to the front and rear direction, and the feed screw is engaged with the nut provided on the support table portion. An operator rotates the handle attached to the feed screw to move the main body portion forward with respect to the support table portion so that the main body portion is drawn from the support table portion.