Case Study #3 UBURR
Industry: Medical
Objective: Remove burrs from the front and rear of machined drills for Arthroscopy scissors.
The Arthroscopy scissor Joint is a reusable system that integrates advanced quality, durability, and precise tactility in each instrument to provide an optimal solution for every angle.
Application details:
- Material: 17-4 PH, Wr N.1.4542
- Pilot Holes: Ø2.5 and Ø3.0mm / .098 and .315”
- Pilot Holes Length: H1=20mm and H2=6mm / .787” and .236”
- Machine: DMG MURI CMX 50U
- Production Volume: 7000 bores/month
Tool-holder Sets:
- UB2500; UBS-d025-C08-H29-L65
- UB3000; UBS-d030-C08-H29-L85
Blades:
- UB2022; UB-TSB-2.5-PL-NCT
- UB2032; UBS-TSB-3.0-PL-NCT
Machining Parameters:
Ød Pilot-Hole | S Spindle Speed | F Table Feed | vc Cutting Speed | fz Feed per tooth | Coolant | ||||
mm | Inch | RPM | mm/min | inch/min. | m/min. | sfm | mm | inch | |
2.5 | 0.098 | 2000 | 500 | 20 | 16 | 52 | 0.25 | 0.01 | External Emulsion |
3.0 | 0.118 | 2000 | 500 | 20 | 19 | 62 | 0.25 | 0.01 | External Emulsion |
Results: The burrs were effectively eliminated, leaving 0.2×45° chamfers.
The customer can save roughly ~20 hours on manual work in 1 month.
