Small-Motor Roughage Processing With Dual-Speed Cutting And Blending
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Solution Overview
Problem
Existing large-scale equipment for processing roughages requires multiple expensive machines, significant labor, and results in feed loss and inefficiency, making it impractical for smaller operations.
Innovation Solution
A portable roughage processing apparatus powered by a small horsepower motor that simultaneously cuts and blends different types of roughages to their optimal particle sizes using independently controlled cutting mechanisms, allowing for efficient ration creation and delivery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If large portable tub grinders, choppers, and cutters are used to process roughages, then the roughages can be cut to efficient particle size, but multiple expensive pieces of equipment are required and significant labor is needed
Solution Approach 1:
The patent combines multiple roughage processing functions (cutting, chopping, grinding) into a single integrated apparatus. The device includes a housing with a cutting chamber that contains both cutting blades and grinding elements, allowing multiple operations to be performed sequentially or simultaneously within one machine, eliminating the need for separate portable tub grinders, choppers, and cutters
Solution Approach 2:
The apparatus is designed to handle multiple types of roughages (hay, straw, silage, etc.) and perform multiple processing operations (cutting, chopping, grinding) with a single device. The adjustable cutting elements and variable speed motor allow the machine to adapt to different roughage types and desired particle sizes, making it a universal solution for various livestock feeding needs
2Manufacturing precision
If large stationary grinders and choppers are used to process roughages, then efficient particle size can be achieved, but several expensive pieces of equipment and a lot of time and labor are required
Solution Approach 1:
The apparatus integrates cutting and grinding operations into a single continuous process within one machine. The cutting chamber receives roughages and processes them through both cutting blades and grinding elements in sequence, eliminating the need to transfer materials between separate stationary grinders and choppers, thus reducing processing time and labor
Solution Approach 2:
The device enables continuous processing of roughages through a single apparatus. The conveyor system continuously feeds material into the cutting chamber, and the cutting and grinding elements operate continuously to produce processed roughage, eliminating idle time between operations that would occur with multiple separate machines
3Manufacturing precision
If multiple stages of chopping, cutting, moving, storing, loading, and blending are used, then roughages can be processed to efficient particle size, but feed loss increases and labor costs increase
Solution Approach 1:
The apparatus performs cutting, chopping, and blending operations in a single integrated process within the cutting chamber. Processed roughage is collected in a single discharge hopper, eliminating multiple transfer operations between different machines and storage locations, thus minimizing feed loss during handling and transfer
Solution Approach 2:
The apparatus performs all necessary cutting, chopping, and blending operations before the roughage needs to be stored or transported. By completing the processing in one location with a single discharge point, the system eliminates subsequent handling operations that would otherwise cause feed loss
4Manufacturing precision
If large equipment is used to process roughages, then proper particle size can be achieved, but equipment costs and labor requirements make it unfeasible for smaller operations
Solution Approach 1:
The apparatus is designed as a modular unit that can be manufactured and assembled more economically than large industrial machines. The housing, cutting chamber, conveyor system, and discharge mechanism are segmented into manageable components that can be produced by smaller manufacturers, reducing overall equipment cost for smaller livestock operations
Solution Approach 2:
The device uses simpler, more affordable materials and construction methods compared to large stationary equipment. The cutting elements and conveyor components are designed to be replaceable and maintenance-friendly, reducing both initial equipment cost and long-term operational costs for smaller operations
Data Source
AI summary
An apparatus for roughage processing includes a first platform for placing of a first type of roughage, a first cutting mechanism for processing the first type of roughage, a first chain for cutting the first type of roughage from the first platform to the first cutting mechanism; and a second platform, a second cutting mechanism, and a second chain for performing similar tasks with a second type of roughage. The first chain and the first cutting mechanims and the second chain are driven at a different speed to provide concurrent cutting of the first and second types of roughages at different cut sizes. The apparatus further includes a conveyor an auger for concurrently collecting the first type of roughage and the second type of roughage after respective processing by the first cutting mechanism and the second cutting mechanism for effective blending of the two types of roughages, each of which has been cut differently to obtain its optimum particle size for ruminant consumption. The apparatus can be powered by a very small horse power motor. It also includes a mechanism that will stop the floor chains carrying the roughage into the knife drums when the power load force that is detected by the knife drum power load reading device reaches a predetermined amount. This predetermined amount is still within, but near the upper limits of, the available horsepower range of the small motor powering it.