Elastic Buffer Belt for Hard Workpiece Transfer

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Solution Overview

Problem

Current guide devices for transferring hard workpieces like glass often cause damage and wear due to high-impact collisions and friction, leading to increased maintenance costs and loss of the workpiece.

Innovation Solution

A guide device featuring a buffer belt made of elastic materials with a clamping mechanism, including tooth-like bulges or occlusal pads, that deforms to securely hold and reduce pressure on the workpiece during transfer, minimizing contact pressure and wear.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If hard materials like nylon, plastic steel, PE, or UPE are used for the guide device, then the guide device has sufficient strength and hardness, but the glass workpiece is easily ruptured and worn due to mutual collision, and the guide device itself suffers from impact and friction damage

Engineering Contradiction:
Improvestrength of guide deviceVSAvoiddamage to glass workpiece
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent changes the material parameter of the guide device from hard materials (nylon, plastic steel, PE, UPE) to soft elastic materials (rubber, silicone rubber, foam rubber). This parameter change transforms the interaction mechanism from hard-on-hard contact to soft-on-hard contact, where the soft material deforms under impact to absorb energy, preventing glass rupture and edge wear while maintaining adequate support strength

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material structure by combining soft elastic material with appropriate structural design (such as buffering elements and support configurations). This composite approach maintains the necessary mechanical strength and stiffness for guiding function while the soft material property prevents damage to the glass workpiece during contact and transfer operations

Inventive Principle:
Principle #40Composite materials

2Stability of the object's composition

If hard materials are used for the guide device, then the guide device maintains structural integrity, but the contact portion produces indention and wear due to impact and friction with the glass

Engineering Contradiction:
Improvestructural integrity of guide deviceVSAvoidservice life of guide device
Core Design Contradiction:
Stability of the object's compositionVSDuration of action of stationary object

Solution Approach 1:

The patent changes the material hardness parameter of the guide device from high hardness to soft elastic properties. This parameter change eliminates the wear and indention problem on the guide device contact surfaces while the elastic material's inherent strength maintains structural integrity during operation. The soft material deforms to absorb impact energy rather than transmitting it, preventing material transfer and surface degradation

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent converts the harmful impact and friction forces into beneficial elastic deformation of the soft material. Instead of hard-on-hard contact that causes wear and damage, the soft elastic material yields under impact, absorbing energy and protecting both the glass workpiece and the guide device itself, thereby extending service life

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

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

The elastic buffer belt effectively reduces the risk of damage to both the guide device and the workpiece, lowering maintenance costs and preventing loss during transfer by distributing pressure and minimizing friction.

Implementation Method 1

the buffer belt being made of elastic materials... when the hard workpiece presses the deformation zone of the buffer belt during the transfer, both ends of the buffer belt close up to the middle

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9120627B2Guide device for hard workpiece transfer
Publication Date: 2015.09.01 CHANGSHA HKC OPTOELECTRONICS CO LTD
  • US9120627B2 patent drawing
  • US9120627B2 patent drawing
  • US9120627B2 patent drawing

AI summary

A guide device for hard workpiece transfer is provided, comprising a buffer belt for carrying the hard workpiece, a pilot wheel for driving the buffer belt to move, and a drive device for controlling the pilot wheel to rotate, with the buffer belt being made of elastic materials. With the buffer belt made of elastic materials carrying such hard workpieces as glass to be transferred, when the guide device is in contact with the hard workpiece to be transferred, the buffer belt is pressed to deform, which can reduce the pressure produced during the contact of the guide device with the hard workpiece, and prevent the contact portion from being broken or worn because of the pressure, not only preventing loss of the hard workpiece to be transferred, but also reducing use consumption of the guide device, thereby reducing the material cost.