Motorized Extrusion Head Alignment for Wire Sheathing Precision
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Solution Overview
Problem
Existing extrusion methods for sheathing wires and cable pre-products suffer from imprecise alignment of the pre-product guide and forming die, leading to waste and poor product quality due to manual adjustment and inability to meet tight manufacturing tolerances.
Innovation Solution
An extrusion device with a motorized positioning device that aligns the pre-product guide and forming die using a motorized actuator, allowing precise and automatic centering, facilitated by a control signal, and optionally integrated with a movable rail and alignment elements for enhanced alignment capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual centering adjustment is used, then the device complexity is reduced, but the manufacturing precision deteriorates
Solution Approach 1:
The patent replaces manual mechanical centering adjustment with an automated motorized positioning device that uses sensors and control systems to achieve precise alignment between the pre-product guide and forming die, eliminating the need for manual screw adjustments while significantly improving alignment precision
Solution Approach 2:
The centering device is designed to automatically detect and correct misalignment between components through integrated sensors and motorized actuators, enabling the system to self-adjust without external manual intervention, thereby maintaining high precision while reducing operational complexity
2Manufacturing precision
If tight manufacturing tolerances are required, then the manufacturing precision is improved, but the loss of substance increases
Solution Approach 1:
The motorized positioning device performs preliminary alignment of the pre-product guide and forming die before the extrusion process begins, ensuring that components are precisely positioned in advance. This prevents misalignment during production that would otherwise cause defective products and material waste
Solution Approach 2:
The system incorporates sensors that continuously monitor the alignment and positioning of extrusion components, providing real-time feedback to the control system. This enables dynamic adjustments to maintain tight tolerances throughout production, reducing the occurrence of defects and associated material waste
3Manufacturing precision
If radial homogeneity is improved, then the manufacturing precision is improved, but the device complexity increases
Solution Approach 1:
The positioning device is divided into multiple independent motorized adjustment mechanisms, each controlling specific degrees of freedom (horizontal positioning, vertical positioning, angular orientation). This segmentation allows precise control of each parameter independently while maintaining overall system manageability and facilitating modular design
Data Source
Figure 1
AI summary
The invention relates to an extrusion device for sheathing wires, cable pre-products, or strands, wherein the extrusion device comprises an extrusion head with a pre-product guide and a forming die, wherein the pre-product guide and the forming die are arranged relative to each other such that a forming compound can be formed through an opening in the pre-product guide by passing it through the forming die to form an extruded part, and a motorized positioning device is associated with the pre-product guide and/or the forming die, such that, in the event of a positioning signal being applied to the motorized positioning device, the pre-product guide and the forming die can be aligned relative to each other by means of a movement of the motorized positioning device, wherein a pre-head and/or the motorized positioning device is or are arranged non-integrated on the extrusion head. The invention further relates to an extruder and a method for sheathing wires, cable pre-products, or strands.