Belt Tension Mounting Alignment System

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Solution Overview

Problem

Achieving and maintaining proper belt tension in belt-driven machines is challenging, as existing systems often require cumbersome adjustments and can result in inefficient power transmission, premature wear, and failure of components due to either insufficient or excessive tension.

Innovation Solution

A mounting alignment apparatus with a rail assembly and slide assembly featuring complementary alignment surfaces that allow sliding movement along a specific axis while restricting other movements, coupled with a tension adjustment assembly using threaded components to easily adjust belt tension without disturbing alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional mounting systems are used to adjust belt tension, then belt tension can be adjusted, but the alignment of the belt-driven component is disturbed and the operation becomes cumbersome

Engineering Contradiction:
Improveease of tension adjustmentVSAvoidalignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The mounting system is divided into separate functional components: a fixed mounting plate for maintaining alignment and a movable component with independent adjustment mechanisms for tension control. This segmentation allows tension adjustment without disturbing the alignment established by the fixed mounting plate.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An intermediary alignment reference system is introduced that remains stationary while the belt-driven component moves for tension adjustment. This intermediary structure serves as a stable reference that prevents alignment disturbance during the tensioning operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If belt tension is increased to prevent slippage, then power transmission efficiency improves, but friction and wear on components increases

Engineering Contradiction:
Improvepower transmission reliabilityVSAvoidfriction and wear
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The mounting system enables dynamic adjustment of belt tension to match actual operating conditions. Rather than using excessive static tension, the system allows optimization of tension levels based on load requirements, reducing unnecessary friction and wear while maintaining adequate grip to prevent slippage.

Inventive Principle:
Principle #15Dynamics

3Object-generated harmful factors

If belt tension is decreased to reduce friction, then component wear decreases, but belt slippage occurs reducing power transmission efficiency

Engineering Contradiction:
Improvefriction and wearVSAvoidpower transmission loss
Core Design Contradiction:
Object-generated harmful factorsVSLoss of energy

Solution Approach 1:

The system allows dynamic optimization of belt tension to achieve the minimum necessary tension for preventing slippage without excessive tension that causes friction. This dynamic adjustment capability enables the system to operate at optimal tension levels rather than using conservative high tension settings.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If pivot bolts and locking bolts are loosened for tension adjustment, then belt tension can be modified, but the operation becomes complex and time-consuming

Engineering Contradiction:
Improvetension adjustabilityVSAvoidadjustment time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The mounting system incorporates pre-configured adjustment mechanisms and alignment references that are prepared in advance. This allows operators to make tension adjustments quickly without needing to loosen multiple bolts and perform complex realignment procedures during the adjustment process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system includes self-aligning features and built-in reference marks that automatically guide the adjustment process. This self-service capability reduces the skill level and time required for operators to perform tension adjustments, as the system itself provides the alignment information rather than requiring external measurement tools and procedures.

Inventive Principle:
Principle #25Self-service

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

Facilitates precise alignment and tension adjustment of belt-driven machines, ensuring efficient power transfer and extending component lifespan by allowing controlled belt tension adjustments without misalignment.

Implementation Method 1

a threaded rod engaged with the other of the rail assembly and the slide assembly. The threaded rod may be threadably engageable with the nut to move the rail assembly and the slide assembly relative to one another upon rotation of at least one of the threaded nut and the threaded rod

Methodology Applied
Scientific EffectThreaded mechanism: Screw

Data Source

PatentUS10066709B2Mounting alignment system
Publication Date: 2018.09.04 FNA GROUP INC
  • US10066709B2 patent drawing
  • US10066709B2 patent drawing
  • US10066709B2 patent drawing

AI summary

A mounting alignment apparatus may include a rail assembly including a first pair of alignment surfaces. The mounting alignment apparatus may also include a slide assembly including a second pair of alignment surfaces. The first and second pairs of alignment surfaces may define an interacting capturing geometry therebetween, permitting sliding movement of the slide assembly relative to the rail assembly along a first axis, and restricting movement of the slide assembly relative to the rail assembly about an axis other than the first axis. The mounting alignment apparatus may also include a tension adjustment assembly coupled between the rail assembly and the slide assembly for positioning the slide assembly relative to the rail assembly along the first axis.