Hot Glue Gun Temperature Presetting Mechanism
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Solution Overview
Problem
Existing hot glue guns can only select between a limited number of temperature settings, leading to inefficient heating and viscosity control for glues with varying melting temperatures, making it difficult to apply different glues effectively.
Innovation Solution
A hot glue gun with presetting means connected to the control unit allowing for individual temperature adjustment, enabling precise viscosity control of the molten glue through a rotatable handwheel and interface for flexible temperature setting, and visual display for temperature indication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If only a limited number of temperature settings are provided, then the device structure remains simple, but the ability to process glues with different melting temperatures is limited and heating efficiency decreases
Solution Approach 1:
The patent applies parameter changes by enabling continuous temperature presetting instead of fixed discrete values. The presetting means allows the temperature parameter to be adjusted continuously within a range, transforming the heating element's operation from fixed-parameter to variable-parameter mode, thereby achieving versatile glue processing without excessive complexity
Solution Approach 2:
The invention implements dynamics by making the temperature setting dynamic and adjustable rather than static and fixed. The control unit responds to user input from the presetting means and dynamically adjusts the heating element's temperature, allowing the system to adapt to different glue types and viscosity requirements in real-time
2Temperature
If the heater section is heated to a high temperature, then glues with high melting temperatures can be processed, but glues with lower melting temperatures are heated unnecessarily and their viscosity becomes too low for controlled dispensing
Solution Approach 1:
The patent uses parameter changes to precisely control the heating temperature according to the specific glue type. By allowing continuous temperature adjustment, the system can set the heating temperature parameter to match the melting temperature of different glues, avoiding excessive heating that would reduce viscosity too much and making dispensing difficult
3Loss of time
If a detachable heater section is used to quickly change between different glues, then setup time is reduced, but the heater section may cool down and require reheating
Solution Approach 1:
The patent applies preliminary action by pre-heating the heater section before the glue stick is inserted. The control unit activates the heating element in advance, so when the glue is loaded, the heater is already at the required temperature, eliminating cooling time and maintaining temperature stability during glue changes
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 efficient and precise application of different glues by allowing multiple temperature settings, improving viscosity control and dispensing accuracy, and simplifying the use of various glue types.
Implementation Method 1
For heating the solid glue or the glue stick, the hot glue gun has a heater section with a heating element
Implementation Method 2
heating the solid glue and for dispensing the glue in a molten state
Data Source
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AI summary
The invention relates to a hot glue gun (1) for receiving a solid glue, in particular in the form of a glue stick (2), for heating the solid glue and for dispensing the glue in a molten state, the hot glue gun (1) comprising a gun housing (10), which forms a handle (12), a heater section (11) with a heating element for heating the solid glue, the heater section (11) being detachably connected to the gun housing (10), and a control unit by which the heating element is controlled. The invention is characterized in that presetting means are provided which are connected to the control unit and by means of which a temperature to which the glue is heated can be individually preset.