Pallet Strapping Device Switching Strap Paths

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Solution Overview

Problem

Conventional pallet strapping devices cannot efficiently switch between strapping paths for pallets with only a top plate and those with both top and bottom plates, limiting their versatility and requiring pallets to depart from the platform for path changes.

Innovation Solution

A pallet strapping device comprising a platform, guiding devices, and an extendable mechanism that allows for the formation of different guiding strap circulation paths by pivoting and telescopic movements, enabling the device to adapt to both types of pallets without requiring them to leave the platform.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional strapping machine with an extendable conducting strap portion is used, then penetrating strapping can be performed on pallets with both top and bottom plates, but the machine cannot switch to perform under-plate strapping on the same pallet type

Engineering Contradiction:
Improvestrapping path switching capabilityVSAvoidmachine structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the guiding strap circulation path switchable between different configurations. The guiding strap circulation path can be dynamically adjusted to form either a penetrating strapping path or an under-plate strapping path, allowing the same machine to adapt to different pallet types without requiring multiple dedicated machines or complex reconfigurations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements universality by designing a single strapping machine that can perform multiple strapping operations on different pallet types. The switchable guiding strap circulation path enables the machine to universally handle both penetrating strapping (for pallets with bottom plates) and under-plate strapping (for pallets without bottom plates), eliminating the need for separate specialized machines.

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

2Adaptability or versatility

If the strapping machine is designed to handle different pallet types by requiring pallets to depart from the platform for path changes, then path switching is possible, but operational efficiency is reduced due to pallet movement requirements

Engineering Contradiction:
Improvestrapping path switching capabilityVSAvoidoperational efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The guiding strap circulation path is designed to be dynamically switchable while the pallet remains stationary on the platform. The system can transition between penetrating and under-plate strapping paths through mechanical adjustments of the guiding strap mechanism, eliminating the need to move pallets in and out of the platform for path changes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent incorporates a switchable guiding strap circulation path that can be pre-configured or switched between different strapping modes before the strapping operation begins. This preliminary switching capability allows the machine to be ready for the next pallet type without requiring the current pallet to leave the platform, maintaining continuous operational flow.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11305899B2Pallet strapping device
Publication Date: 2022.04.19 TRANSPAK EQUIP CORP
  • US11305899B2 patent drawing
  • US11305899B2 patent drawing
  • US11305899B2 patent drawing

AI summary

The present invention is a pallet strapping device having a platform, a lower guiding strap portion, an upper guiding strap portion, a first frame portion, a second frame portion and a central guiding strap portion. By controlling a first guiding strap portion, a second guiding strap portion, and the central guiding strap portion that is moved to a retracted position, a first guiding strap circulation path can be formed. In addition, by controlling the first frame portion, the second frame portion and the central guiding strap portion that is moved to an extended position, a second guiding strap circulation path is formed. The present invention is capable of switching to different strapping paths corresponding to different pallets for strapping. Besides, it is quite convenient to conduct strapping tasks under the condition that the corresponding pallets is not needed to depart from the platform of the pallet strapping device.