Wednesday, June 29, 2011

North Rip 29 Production Update - Superstructure

The North Rip 29 TE is currently transitioning from the Tooling/Prototype phase to full on production  with the first hull to hit the water in the late July time frame.  After CNC milling and finishing our plugs and molds to achieve the highest quality production tooling in the business, it is an exciting time to see the first article being assembled.


Design/Engineering/construction process of the NR29TE:

Designing a sportfishing boat to meet and exceed the expectations of our clients on so many levels is a task that we embrace all aspects of at North Rip boats. Starting with a concept which can be summarized as the ultimate convergence of form and function. The initial stages include design reviews from our customer base, market analysis and a refreshing look at what our customer’s are missing in the boats they own currently. This all funnels to our ultimate goal of putting the North Rip product line into a class of it’s own.     




The Four-Component construction method 

Every North Rip is constructed of Four major FRP Components:

1) The Hull 
2) The Integral Grid system
3) The Interior Liner 
4) Deck cap.


These four main components are joined and fused together by methacrylite adhesive to produce a monolithic constructed Composite boat.




    
NR 29 hull after demolding
NR29 Hull– The NR29 hull was conceived on a drafting table and transposed directly to a 3D computer model for mathematically precise Surface fairing, Hydrostatic calculations and performance prediction analysis. 
   
The finalized Hull lines are then exported and translated to a format which our 7-axis Robotic milling system will use to cut a full scale hull plug for the casting of a Production mold.


    
NR29 Internal Grid System -This part is the foundation of any boat that must assure its structural integrity.  Like all fiberglass parts on a North Rip, the IGU is built using SCRIMP (Seaman Composite Resin Infusion Molding Process) and is made entirely of Vinylester Resin, Multi-directional Fiberglass Fabrics, CoreCell and Penske Board.  There is no wood in any part or our North Rips and no hand lay-up.  The IGU fuses to all sides of the boat (fore and aft, port and starboard) including thru-bolting to the engine bracket through the transom.  It has self-contained boxes for the fuel tank, console head, side-deck storage compartments and the forward fish boxes. 




Liner Production Mold

NR29 Interior Liner - The design of this liner is smart, clean, uncluttered and built for 360 degree fishing.  It has a self-bailing cockpit and oversized gutter drains to keep the deck surface free of water.  In the aft  area we feature an 18” walk-through transom door and a two-person stowable running seat.  Behind the stowed seat access to mechanical compartments is more than ample. The liner plug also shows the access areas to the NR 29’s voluminous lockers. 

Liner FRP molded part

The foredeck has two 40-gallon outboard fish/storage lockers and a massive 400-gallon centerline fish box.  Outboard of the leaning post are two 70-gallon fish/storage lockers and just forward of the stern is the hatch for full access to the boat’s mechanical systems.  During the build process, the Interior Deck liner lands on the top surface of the IGU and is glued with Plexus.  Thus, the IGU strengthens the hull and supports the interior FRP components to formulate a highly engineered monolithic structure.
Deck plug prepped for molding

NR29 Deck Cap – The final large FRP component is the Deck cap which thru bolts to the hull and provides a forward horizontal cambered surface with a molded  recessed top loading anchor locker.  The deck has a molded recess for a fully en-compassing forward handrail which runs aft to the console. The aft portion of the deck transom has a molded in recess for the transom baitwell.  

This is the Superstructure overview of the NR29. Please check back for updates as I will go into the Systems installation and Mechanical aspects of the NR29 leading up to its launch.
Thanks,
Daryl A. Wilbur

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