Tool-Free Drill Stand Carriage for Adjustable Core Drill Mounting
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Solution Overview
Problem
Existing drill stands lack a convenient, tool-free mechanism for mounting and removing larger drills like core drills, and do not easily adapt to different working angles or configurations.
Innovation Solution
A drill stand design featuring a base, a pivotable mast, a moveable support bracket with a tool-free clamping mechanism, and a carriage that can be easily secured and removed from the mast, allowing for adjustable positioning and collapse for portability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a traditional drill stand design is used, then the structure is simple and easy to manufacture, but it lacks a convenient mechanism for mounting and removing larger drills like core drills
Solution Approach 1:
The drill stand employs a dynamic clamping mechanism with movable clamping arms that can be adjusted and locked at different positions along the mast. This allows the stand to adapt to different drill sizes and configurations, enabling tool-free mounting and removal while maintaining structural integrity. The dynamic adjustment capability resolves the contradiction by providing ease of operation without requiring complete structural redesign.
Solution Approach 2:
The drill stand is divided into modular components including the base, mast, support bracket, and carriage, each with specific functions. The clamping mechanism is further segmented into adjustable clamping arms that can independently position and secure different drill types. This segmentation allows for easy assembly, disassembly, and maintenance while providing the needed operational convenience.
2Reliability
If the drill stand is designed for secure mounting, then the drill is firmly held, but it becomes difficult to remove and reposition
Solution Approach 1:
The clamping mechanism is designed with preliminary positioning features that guide the drill into the correct position before final clamping. The clamping arms are pre-configured to engage with standard drill mounting interfaces, ensuring reliable securement while allowing for tool-free release. This preliminary action ensures both secure mounting and easy removal by preparing the clamping system in advance.
Solution Approach 2:
The drill stand incorporates a self-locking clamping mechanism that automatically secures the drill when the clamping arms are positioned correctly. The mechanism uses spring-loaded arms with detent features that engage with the drill's mounting interface, providing reliable holding without manual intervention. For removal, a simple release action disengages the locks, allowing easy repositioning while maintaining secure operation during use.
3Adaptability or versatility
If the drill stand structure is rigid and stable, then it provides reliable support, but it cannot easily adapt to different working angles and configurations
Solution Approach 1:
The drill stand features a dynamic support bracket that can pivot and adjust to different angles while maintaining structural stability through controlled movement. The bracket is mounted on a pivot joint that allows angular adjustment, and once positioned, locking mechanisms maintain the selected configuration. This dynamic capability enables adaptation to various working angles while preserving stability during operation.
Solution Approach 2:
The drill stand allows modification of key geometric parameters including the angle of the support bracket relative to the mast, the position of the carriage along the mast, and the orientation of the base. These parameter changes enable the stand to adapt to different working configurations while maintaining structural integrity through controlled adjustment ranges and locking positions.
4Adaptability or versatility
If the drill stand is designed for portability with collapse capability, then it is easier to transport, but it may compromise the stability during use
Solution Approach 1:
The drill stand incorporates a collapsible mast that can be folded or telescoped for transport, with locking mechanisms that ensure rigid positioning during use. The dynamic design allows the mast to transition between compact and extended states, providing portability when collapsed and structural stability when deployed and locked in position.
Solution Approach 2:
The mast is divided into segmented sections that can be easily assembled and disassembled for transport. Each section includes connection points with locking features that ensure rigid joining when the stand is deployed. This segmentation enables simple collapse and assembly for portability while maintaining structural integrity during operation through secure mechanical connections.
Data Source
AI summary
A drill stand comprises a base, a mast defining a longitudinal axis and pivotably coupled to the base, a support bracket moveably coupled to the mast and pivotably coupled to the base, and a carriage moveably coupled to the mast. The carriage is configured to selectively receive a drill and is selectively removable from the mast in a tool-free manner.