Alice ITS L5,6 Integration 1 End wheels and local services design – services layout on the end wheels: patch panels, routing, cooling and qualification – End wheels design wrt services requirements Integration tool design, production, procedures: – Fixing features on wheels (pads, rubys): positioning, fixing – Staves handling – Staves insertion – Staves position measuring – Qualification – Half layer handling, half-L5 and L6 coupling – L5, L6 mockup(s) – Mechanical integration of L5,6 staves at Cern

First models of integration tools Staves fixing features: single stave replacement capability 2

Half layer / half barrel measurement: Procedure for measuring the staves position wrt half-layer references References for half layers / half barrel measurement wrt Alice reference system Test of optical probe as available at Cern metrology

Sezione di Padova Risorse di personale End wheel services layout 1 st iteration of end-wheels and services layout. End-wheels: staves insertion/maintenance pigtails insertion/extraction Layer/barrel stiffness Cern design

Alice ITS L5,6 Integration plan 5 Define integration tool design: fixing pad jig, stave integration L5,6 half-barrel mock-up Staves and wheels measurement strategies and tools Services requirements, schematics and layout Services assembly procedures and qualifications

Alice ITS L5,6 Integration procedure 6 – Fixing features on wheels (pads, rubys): positioning, fixing Fix # pads/rubys to jig Glue disposal Mask positioning, Reference jig measuring Curing Jig removal and checks – Staves handling and insertion stave shipping box/fixtures Positioning on handling table Acceptance tests Fix to integration tool PINZE Lift stave, positioning, checks, fixing, tool removal, checks, Services connections, fastening Services joints qualification – Staves position measuring Contact measures on stave ends Optical measures as possivle – Half layer handling, half-L5 and L6 coupling