Spring-Loaded Vise Jaw Insert Waste Shield
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Solution Overview
Problem
Machine vises face challenges in preventing machining waste from accumulating on screw spindles and bearings, leading to inconsistent operation and premature wear, with existing solutions like wipers and compressed air either trapping debris or causing hazards and inefficiencies in cleaning.
Innovation Solution
A spring-loaded waste shield and cleaning aid in the form of a variable width parallelepiped block that can be inserted between vise jaws, featuring a smooth planar surface to collect and redirect machining waste, and a spring mechanism for secure fitment, facilitating easy cleaning and protection of vise components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wipers or seals are used to prevent machining waste ingress, then protection of vise components is improved, but cleaning difficulty increases and embedded particles accelerate wear
Solution Approach 1:
The invention extracts the protective function from traditional seals and wipers that embed particles, replacing them with a smooth, non-porous shield that prevents waste ingress without trapping particles. The shield is designed to be easily removable and cleanable, separating the protection function from the cleaning difficulty problem.
Solution Approach 2:
The shield is designed as a simple, replaceable component that can be easily cleaned or replaced when needed, rather than a permanent seal that accumulates particles. This disposable-like approach allows for easy maintenance without complex disassembly.
2Productivity
If compressed air is used to blow machining waste out of the vise, then cleaning speed is improved, but hazardous spraying of metal cuttings and oil occurs
Solution Approach 1:
The invention converts the harmful effect of compressed air spraying waste by providing a shielded collection area where waste can be contained and controlled. The smooth surface of the shield allows waste to be gathered in one location rather than scattered, transforming the hazardous spraying into a controlled collection process.
Solution Approach 2:
The shield acts as an intermediary between the machining area and the vise components, intercepting machining waste before it can be sprayed by compressed air. This intermediate barrier allows for safer cleaning operations by containing waste in a predictable location.
3Loss of time
If compressed air is used to clean the vise, then cleaning time is reduced, but machining waste is driven deeper into smaller openings
Solution Approach 1:
The invention extracts waste from the problematic areas where it can be driven into openings by providing a smooth, continuous shield surface. This shielded surface prevents waste from entering small openings while still allowing for quick removal via compressed air or other cleaning methods.
Solution Approach 2:
The simple shield design allows for easy replacement or thorough cleaning when needed, providing a long-term solution that prevents waste accumulation without requiring frequent complex cleaning operations.
4Reliability
If telescopic pipe sleeves are used to shield the vise, then protection from oil and metal shards is improved, but vulnerability to damage from heavy work pieces and tool impacts increases
Solution Approach 1:
The shield is designed as a simple, replaceable component that can be easily replaced if damaged, rather than a complex telescopic structure. This approach accepts the shield as a sacrificial element that protects more critical vise components from damage.
Solution Approach 2:
The shield provides a first line of defense that absorbs incidental impacts from tools or work pieces, protecting the more critical screw and bushing components from damage. The shield acts as a sacrificial cushion that can be replaced rather than repairing complex internal components.
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 effectively shields vise components from machining waste, reduces cleaning time and effort, and provides a sacrificial surface for accidental impacts, while allowing for easy insertion and removal, thus enhancing vise reliability and efficiency.
Implementation Method 1
a spring that applies a biasing force to the waste shield
Implementation Method 2
machining waste generated during the machining operation will accumulate on the major planar top surface of the vise jaw insert
Data Source
AI summary
A spring-loaded waste shield and cleaning aid has a moving block, a fixed block, a blocking flange, and at least one spring and linear bearing that form an elastically biased friction fitting plate. When inserted between vise jaws, the friction fitting plate will compress and expand so that a work piece can be clamped in the vise or removed without the plate falling out. The friction-fitting plate provides a work-underlying shelf that: shields function-critical vise components from machining waste and is readily cleaned; supports and positions a work piece; will catch small parts, tools, or the like accidentally dropped onto the shelf for easy retrieval; and is sacrificial in the event of accidental impact or contact with a machining tool or other mishap. In some embodiments, parallelepiped geometry, a socket head shoulder bolt, and appropriately sized components ensure that force overload applied by a vise does not damage the apparatus.