Hydraulic Tool Holder Insertion Device for Milling Machines
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Solution Overview
Problem
Existing installation methods for tool holders on milling machines are slow, physically demanding, and require multiple operators, posing safety risks and inefficiencies due to manual hammering processes.
Innovation Solution
A tool holder insertion device with a frame and drive assembly that includes longitudinal and transverse arms, an internal space for an adapter to transfer pressing force, and a hydraulic or pneumatic drive system for automated tool holder installation, allowing for efficient and secure attachment to a milling machine drum.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual hammering process is used to install tool holder, then installation can be completed, but installation speed is slow and physical demand is high
Solution Approach 1:
The patent replaces the manual mechanical hammering system with an automated hydraulic pressing system. The hydraulic press applies controlled axial force to insert the tool holder into the drum, eliminating the need for manual hammering and significantly reducing physical demand while increasing installation speed
Solution Approach 2:
The patent employs a hydraulic press mechanism to generate the necessary pressing force for tool holder installation. The hydraulic system provides controlled, high-force axial pressing action that is both faster and less physically demanding than manual hammering, directly addressing the productivity and ease of operation contradiction
2Productivity
If manual hammering process is used to install tool holder, then installation can be completed, but installation time is long
Solution Approach 1:
The automated hydraulic pressing system replaces the time-consuming manual hammering process. The hydraulic press can rapidly apply the necessary force and complete the insertion in a single controlled motion, dramatically reducing installation time and improving overall installation efficiency
Solution Approach 2:
The device is designed to pre-position the tool holder correctly before applying the final pressing force. The frame and pressing mechanism are configured to ensure proper alignment and insertion path, eliminating the need for repeated adjustments and reducing total installation time
3Reliability
If manual hammering process is used to install tool holder, then installation can be completed, but risk of injury is high
Solution Approach 1:
By replacing manual hammering with an automated hydraulic pressing system, the patent eliminates the safety hazards associated with manual impact tools. The controlled hydraulic pressure and guided insertion mechanism prevent accidental slips or injuries, significantly improving operator safety
Solution Approach 2:
The hydraulic pressing system provides controlled, progressive force application with built-in pressure regulation. This prevents sudden uncontrolled impacts that could cause injury, and the system can be stopped or reversed if resistance is encountered, providing safety cushioning before harmful effects occur
4Ease of operation
If multiple operators are used for manual installation, then tool holder can be installed, but device complexity increases
Solution Approach 1:
The patent combines multiple functions (positioning, alignment, and pressing) into a single integrated device. The frame structure simultaneously provides support, alignment guides, and mounting for the hydraulic press, allowing one operator to control the entire installation process without requiring multiple people
Solution Approach 2:
The installation device is designed as a multi-functional unit that can handle various aspects of tool holder installation through a single operator interface. The hydraulic system provides both the pressing force and the controlled motion, while the frame provides structural support and alignment, creating a universal device that replaces multiple operators
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 enables faster, safer, and more efficient installation of tool holders by a single operator, reducing manual labor and installation time while minimizing the risk of injury and equipment damage.
Implementation Method 1
a drive assembly fixed to the frame, the drive assembly including a pushing surface that is movable within the internal space toward the distal end of the frame
Data Source
AI summary
A tool holder insertion device includes a frame extending from a proximal end to a distal end, the frame including first and second longitudinal arms extending between the distal end and the proximal end. The frame also includes a distal transverse arm connected to respective distal ends of the first and second longitudinal arms, a proximal transverse arm opposite the distal transverse arm, and an internal space extending from the distal transverse arm, the internal space forming an insertion opening. The tool holder insertion device also includes a drive assembly fixed to the frame, the drive assembly including a pushing surface that is movable within the internal space toward the distal end of the frame.