Zoned Roller Conveyor Independent Zone Control
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Solution Overview
Problem
Standard roller conveyors lack the ability to independently control different sections, limiting their functionality and efficiency in product movement.
Innovation Solution
A zoned roller conveyor system with independently controlled conveyor zones, where each zone has its own drive motor and gear system, allowing for separate and independent operation of support rollers in both directions, enabling flexible product movement and transfer between zones.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a standard roller conveyor with a single drive motor is used, then the structure is simple, but the ability to independently control different sections is limited
Solution Approach 1:
The conveyor is divided into multiple independently controlled zones, each with its own drive motor and gear system. This segmentation allows each section to operate autonomously, enabling independent control of different conveyor sections while maintaining overall system functionality.
Solution Approach 2:
The conveyor system transitions from a static, uniformly controlled structure to a dynamic, zone-controlled system where each section can be independently activated or deactivated based on operational requirements, providing adaptability without requiring complete system redesign.
2Ease of operation
If multiple drive motors are used for zone control, then operational flexibility is improved, but device complexity increases
Solution Approach 1:
The control system is segmented into zone-specific controllers, each managing a particular conveyor section. This modular control architecture allows for independent operation of each zone while simplifying the overall control logic compared to a centralized system managing the entire conveyor.
Solution Approach 2:
Each conveyor zone is equipped with its own drive motor and control mechanism, allowing it to operate independently without requiring constant intervention from a central control system. The zones can be activated or deactivated autonomously based on product flow requirements.
3Object-affected harmful factors
If support rollers are spaced apart without contact, then product damage is reduced, but gear linkage complexity increases
Solution Approach 1:
Lower linking gears are introduced as intermediary elements that connect the upper support gears indirectly. These linking gears transfer rotational motion through the gear train while allowing the support rollers to remain spaced apart, thus preventing product damage while maintaining mechanical connectivity.
Solution Approach 2:
The gear linkage system transitions from a direct horizontal connection between rollers to a multi-dimensional arrangement where lower linking gears connect upper gears vertically. This spatial reconfiguration allows rollers to be spaced apart while maintaining functional connectivity through the gear train.
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 precise control over product movement within each zone and efficient transfer between zones, enhancing the operational flexibility and efficiency of the conveyor system.
Implementation Method 1
Each of the conveyor zones includes a drive motor that is operable to rotate the plurality of support rollers within the conveyor zone in either of the first and second directions
Implementation Method 2
The meshed interconnections between the lower linking gear and a pair of upper gears results in the rotation of the driven lower linking gear causing rotation of all of the upper gears and associated support rollers within the conveyor zone
Data Source
AI summary
A zoned roller conveyor is shown and described for moving a product between upstream and downstream ends of the conveyor. The zoned roller conveyor includes first and second side rails that are spaced from each other to define the conveyor width. A series of driven support rollers are spaced from each other within the conveyor zone. A drive motor is coupled to the support rollers such that the operation of the drive motor can be used to control the rotation of the support rollers in either a first or a second direction. A plurality of conveyor zones can be formed along the length of the conveyor frame where each conveyor zone is separately controlled by a drive motor. A motor controller is used to control the operation of each drive motor to transfer the product between conveyor zones and to control the movement of the product within each of the conveyor zones.