Rotary-Drive Mixer Insert for Short Pot Life Fluids
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Solution Overview
Problem
Existing mixing devices for fluid components, particularly in plastics production, face challenges in efficiently mixing fluids with short pot life, which quickly lose rheological properties, requiring improved handling and mixing techniques to ensure complete impregnation or filling of molds.
Innovation Solution
A mixer insert with a support rod element and vortexing elements, adapted for insertion into a tubular passage element, featuring a rotary-drive connection structure that simplifies handling and mixing by producing turbulence and thorough mixing through rotational movement, allowing for efficient connection and disconnection without specialized tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a rotary-drive connection structure with a borehole and thread is used, then the ease of operation and handling is improved, but the device complexity increases
Solution Approach 1:
The mixer insert is divided into separate components (vortexing elements, support rod element, borehole with thread) that can be independently manufactured and assembled. The rotary-drive connection structure is segmented into the borehole in the mixer insert and the corresponding thread on the driveshaft, allowing for simplified manufacturing and assembly while maintaining ease of operation.
Solution Approach 2:
The rotary-drive connection structure serves multiple functions: it provides rotational drive transmission from the driveshaft to the mixer insert, enables easy installation and dismantling through threading, and allows for robotic and CNC-controlled operation. This multi-functional design improves ease of operation without requiring separate specialized mechanisms for each function.
2Manufacturing precision
If vortexing elements are configured to rotate for thorough mixing, then the mixing precision is improved, but the duration of action decreases due to short pot life materials
Solution Approach 1:
The vortexing elements are designed to create turbulent flow patterns and vortex movements in the fluid components during rotation. This mechanical vortex action intensifies the mixing process, achieving thorough and uniform mixing in a shorter time period, which is critical for materials with short pot life that quickly lose rheological properties.
Solution Approach 2:
The rotary-drive connection structure enables periodic rotation of the mixer insert through the threaded engagement with the driveshaft. This periodic rotational action ensures continuous and thorough mixing during the brief working period, maximizing mixing efficiency within the limited time available for short pot life materials.
3Ease of repair
If single-use mixer inserts are used, then the ease of repair and maintenance is improved, but the loss of substance increases due to disposal
Solution Approach 1:
The mixer insert is designed as a disposable single-use component that can be easily manufactured, installed, and discarded. The simple threaded connection structure allows for rapid installation and removal without specialized tools or complex disassembly procedures, making the disposable approach practical and economically viable while minimizing maintenance requirements.
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 solution enhances the handling and mixing process by simplifying installation and dismantling, enabling efficient mixing of fluids with short pot life, ensuring thorough mixing and easy disposal of single-use components, and allowing for robotic and CNC-controlled operation without additional tool-changing equipment.
Implementation Method 1
which deflect, divert, locally dam, produce turbulences and/or vortex differently and thus thoroughly mix the liquid flowing through
Implementation Method 2
For mixing the components as uniformly and completely as possible, it has proven to be advantageous and become established to configure the vortexing elements so that they rotate in the tubular passage element
Data Source
AI summary
The invention relates to a mixer insert having a support rod element and at least one vortexing element and a rotary drive connection structure, wherein the mixer insert, for insertion into a tubular passage element, and together therewith, is adapted to a device for mixing at least two fluid components to be placeable by means of the rotary-drive connection structure in drive connection with a driveshaft of the device, when the mixer insert is inserted into the passage element and the passage element is placed in fluid-tight flow connection with at least two component feed lines of the device, characterized in that the rotary-drive connection structure has a bore hole having a bore hole wall which are adapted to a thread on the driveshaft in such a manner that the bore hole, for producing the drive connection, can be screwed onto the thread, wherein the bore hole wall is shaped by the thread. The invention also relates to such a device for mixing and also to a system of such a device and such a mixer insert.