Steel Shearing Process in Surgical Instruments
ment Manufacturing
Steel shearing is one of the first and most important steps in the surgical instrument manufacturing process. Steel cutting according to order involves cutting large sheets or rods of stainless steel into precise, smaller blanks (raw shapes) that will later be forged, machined, or ground into surgical tools. You need experience drawing readers and mathematics professionals to distribute the steel with less waste and fast production.
Purpose of Shearing in Surgical Instrument Production
Prepares raw material (typically 420, 440C, or 316L steel)
Ensures consistent size and shape for further processing
Reduces material waste and improves machining efficiency
Shearing Process Steps
Material Selection
High-grade stainless steel (usually in rod or sheet form) is chosen depending on the instrument type (cutting vs. clamping).
Marking & Measurement
Steel is measured and marked according to specific design dimensions.Shearing Operation
Using hydraulic shearing machines or power shears, the steel is cleanly cut:Straight cut for sheets
Rod cutting dies for cylindrical bars
Quality Inspection
Sheared blanks are inspected for:Flatness
Clean edges
Correct length and width
Storage or Direct Transfer
The sheared pieces are either:Stored for future forging/machining
Immediately moved to hot forging, cold forging, Laser Cutting or CNC processing
Importance in Surgical Manufacturing
Benefit | Impact |
---|---|
Precision cutting | Ensures instrument accuracy |
Minimal material waste | Reduces production cost |
Clean edges | Prevents micro-cracks and weak spots |
Consistency | Supports mass production of identical tools |
Rigor Instruments – In-House Steel Shearing Machinery
1. Hydraulic Guillotine Shear Machine
Capacity: Up to 12mm thick stainless steel sheets
Cutting Length: 2500–4000 mm
Features: Precision CNC control, adjustable blade gap, back gauge system
2. Mechanical Shearing Machine
Ideal for: Smaller blank production, lower thickness rods/sheets
Cutting Thickness: 3–6 mm
Benefits: High-speed operation and simple tooling
3. CNC Rod Cutting Machine
For cutting stainless steel bars (420, 440C, 17-4 PH)
Diameter Capacity: 6–50 mm
Accuracy: ±0.1 mm
Integration: Automated feed and chamfering
4. Angle Shearing Press
Used for: Complex profiles and edge shaping before forging
Pressure Capacity: Up to 60 tons
Features: Adjustable shearing angles and dies
5. Circular Saw Rod Cutter
Specialized for high-hardness stainless rods
Cooling: Water-cooled system to avoid thermal stress
Application: For precision cutting of instrument blanks
6. Notching & Corner Shear Machines
Application: Preparing shaped blanks for custom instruments
Materials: Thin stainless profiles or custom-cut blanks
Rigor Instruments – Contact Information
Company Name: Rigor Instruments
Phone Number: +92 303 7759000
Email: [email protected]
Website: www.rigorinstruments.com