Bevelling Apparatus Linear Motor Actuation
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Solution Overview
Problem
Traditional bevelling machines for manufacturing screws and bolts are complex, laborious to adjust, prone to wear-induced maintenance issues, and costly, with complicated parameter adjustments and frequent maintenance needs.
Innovation Solution
A bevelling apparatus with a fixed supporting structure and two motor units, including linear motors, that actuates a pliers unit for easy adjustment and minimal wear, allowing precise control of operating parameters and reduced maintenance through software adaptation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional mechanical structures with motors, reduction units, cams, and levers are used, then the bevelling machine can perform machining operations, but the structure becomes complex and adjustments become laborious
Solution Approach 1:
The patent replaces traditional mechanical drive systems (motors, reduction units, cams, levers) with a computer-controlled system that directly actuates the pliers unit and mandrel. This substitution eliminates complex mechanical transmission components, simplifies the overall structure, and enables easy adjustment of operating parameters through software control rather than mechanical reconfiguration
Solution Approach 2:
The invention enables changeable operating parameters (descent/ascent rates, locking force) through software control rather than mechanical adjustment. The computer system can modify these parameters dynamically without requiring physical changes to the mechanical structure, making adjustments simple and rapid
2Reliability
If traditional locking mechanisms and mechanical components are used, then the pliers can clamp items, but wear occurs causing plays that require frequent maintenance
Solution Approach 1:
The patent replaces the traditional mechanical locking mechanism with a computer-controlled actuation system that applies force directly to clamp the item. This eliminates the wear-prone mechanical locking components, reducing plays and maintenance requirements while improving reliability
Solution Approach 2:
The computer-controlled system can automatically compensate for wear and maintain optimal clamping force through software adjustments, reducing the need for manual maintenance operations and extending component life
3Ease of manufacture
If traditional mechanical structures are used, then the bevelling machine can operate, but production costs are higher and assembly is more complex
Solution Approach 1:
By replacing complex mechanical transmission systems with a computer-controlled direct actuation system, the patent reduces the number of components that need to be manufactured and assembled. This simplification lowers production costs and accelerates assembly while maintaining full operational capability
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 apparatus is easier to adjust and maintain, with reduced wear and lower production costs, offering superior reliability, safety, and remote operability, resulting in a technically superior and cost-effective solution for machining screws and bolts.
Implementation Method 1
said first motor unit is constituted by a pair of linear motors having rotors associated with a carriage which actuates said pliers unit; said second motor unit comprises a pair of linear motors having rotors associated with said movable supporting structure
Data Source
AI summary
A beveling apparatus, for manufacturing screws and the like, includes a fixed support structure, which includes a first motor unit and a second motor unit which actuate a pliers unit adapted to lock an item to be machined and associated with a movable supporting structure. The first motor unit is constituted by a pair of linear motors having rotors associated with a carriage which actuates the pliers unit. The second motor unit has a pair of linear motors having rotors associated with the movable supporting structure so as to actuate the axial movement of the movable supporting structure with respect to the fixed supporting structure in order to define at least two operating positions of the pliers unit; a position for picking up and unloading the item to machined, in which the pliers unit is at a certain distance from a machining head of a machine tool, and a position for machining the item, in which the pliers unit is located at the machining head of a machine tool.