Rotary Engraving Support Assembly for Variable-Length Objects

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Solution Overview

Problem

Existing rotary laser engraving devices lack the ability to easily accommodate objects of varying lengths and irregular shapes, requiring time-consuming and costly adjustments to support members.

Innovation Solution

A rotary laser engraving device with a support frame that includes a central bar, stationary and movable vertical posts, and adjustable support assemblies with rollers and gripping mechanisms, allowing for longitudinal and vertical adjustments to accommodate different object sizes and shapes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional rotary laser engraving devices use fixed support members, then the device structure is simple, but it cannot accommodate objects of varying lengths and shapes without time-consuming adjustments

Engineering Contradiction:
Improveability to accommodate various object lengths and shapesVSAvoidcomplexity of adjustable support mechanisms
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support members are designed with movable and adjustable characteristics, allowing them to change position and configuration dynamically. The longitudinal adjustment mechanism enables support members to move along the central bar, while the vertical adjustment mechanism allows height modification, transforming fixed support structures into dynamic, adaptable ones that can accommodate various object dimensions and shapes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support members are designed to perform multiple functions: they can be positioned at different longitudinal locations, adjusted to different vertical heights, and configured to support various object shapes. This multi-functionality allows a single support member design to handle diverse engraving tasks without requiring multiple specialized components.

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

2Adaptability or versatility

If support members are made adjustable to accommodate different objects, then versatility improves, but adjustment time and operational complexity increase

Engineering Contradiction:
Improveability to switch between different objectsVSAvoidtime required for adjustments between objects
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The adjustment mechanisms are designed to enable quick repositioning of support members. The longitudinal adjustment mechanism allows rapid movement along the central bar, and the vertical adjustment mechanism provides quick height changes, minimizing the time required to reconfigure the device for different objects compared to traditional fixed or manually repositioned support systems.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple adjustment mechanisms are added to accommodate irregular shapes, then adaptability increases, but device complexity and cost increase

Engineering Contradiction:
Improveability to support irregular shapes and varying diametersVSAvoidnumber of adjustment mechanisms
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The adjustment mechanisms are applied locally at specific positions where they are most effective. The longitudinal adjustment mechanism is positioned to enable horizontal repositioning, while the vertical adjustment mechanism is located to provide height adjustment. This localized application of adjustment capabilities allows the device to handle irregular shapes without requiring comprehensive adjustment mechanisms throughout the entire structure.

Inventive Principle:
Principle #3Local quality

4Productivity

If fixed support members are used, then device simplicity is maintained, but productivity decreases due to frequent bolting and unbolting

Engineering Contradiction:
Improvenumber of items engraved per unit timeVSAvoidcomplexity of quick-adjustment mechanisms
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The support members incorporate dynamic adjustment capabilities that allow quick reconfiguration without the need for bolting and unbolting operations. The longitudinal and vertical adjustment mechanisms enable rapid repositioning, significantly reducing setup time between engraving tasks and thereby increasing the number of items that can be engraved per unit time.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables efficient and cost-effective engraving of various objects by allowing quick adjustments to support the objects of different lengths and shapes, minimizing setup time and increasing productivity.

Implementation Method 1

A first support assembly is movably mounted on the frame for supporting a first end of the object to be engraved. The first support assembly includes a first set of rollers... A motor assembly is provided to rotate one of the first and second sets of rollers to rotate the object to be engraved.

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20250135578A1Rotary Laser Engraving Device
Publication Date: 2025.05.01 JER CUSTOM DESIGNS INC
  • US20250135578A1 patent drawing
  • US20250135578A1 patent drawing
  • US20250135578A1 patent drawing

AI summary

A rotary laser engraving device comprising a frame having a centroidal axis and comprising a central bar arranged in a longitudinal direction and off set horizontally from the centroidal axis. A first support assembly is carried by the frame for supporting a first end of an associated object to be engraved. A second support assembly is carried by the frame for supporting a second end of the associated object to be engraved. A longitudinal adjustment mechanism is carried by the frame and being configured to restrict movement of the second support assembly in a longitudinal direction along the central bar. A vertical adjustment mechanism is carried by the frame and being configured to move the second support assembly vertically with respect to the central bar.