“DENN (Industrias Puigjaner, S.A.), founded 1885; over 135 years of building metal forming machine tools.”


DENN: Innovation & Experience in Metalforming

  • standard to fully custom machines
  • modern, fast, safe & flexible
  • reliable construction & components
  • custom & user-friendly software
  • superb surface finishes
  • superb repeatability

DENN Metal Spinning Machines & Shear Forming Machines (Spinforming Lathes)

  • CNC controlled
  • user-friendly and feature-rich interactive graphical CAD-CAM programming system
  • smart machines with AI (Artificial Intelligence) functions
  • replay (playback) programming with joysticks machines available, as well as add-on to CAD-CAM programmed machines
  • machines specialized for spinning, shear forming and machining
  • CAD-CAM external programming
  • remote site troubleshooting and programming
  • Ethernet / USB / Networking connectivity
  • Industry 4.0 – DENNdata 
  • controllable video cameras installed in the machine working area
  • preventative maintenance software / sensors installed in the machine
  • one or two working slides
  • part ejector
  • centering unit
  • stationary trimming blade
  • automatic lubricant spray units
  • automatic positioning of tailstock and other units available; automatic safety doors available
  • double tailstock systems
  • machines can be supplied for cold and / or hot forming applications and / or flood cooling
  • multifunctional machines: spinning, shear forming, machining, trimming, beading, flanging, …
  • tool changers (most common 6 tool turret changer) controlled by CNC
  • gap and electronic pressure control
  • automatic loading / unloading systems and robotics options
  • devices for faster setups and change-overs
  • safety devices for safe handling – protecting the operator and the machine
  • “green” models: completely enclosed, low noise, regenerative breaking, fumes collection, …
  • plus many other options are available to make these machines ideal for countless applications

DENN Programming Software & Technologies

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DENN Metal Spinning & Shear Forming Machines