A Batch of Non-Standard TFV-55R2 Rotary Machines for Automotive Parts

Challenge

An automotive parts manufacturer needed a batch of non-standard rotary machines whose specification differed considerably from the standard model.

Machine

TFV-55R2 vertical rotary table injection molding machine, 55 tons clamping force, V35 injection unit.

Solution

Ø26 mm screw with a dedicated bimetallic barrel assembly for PPS+40% glass fiber; Ø810 mm rotary table driven by an Inovance servo; servo-controlled main motor; independent ejector with dual proportional control of pressure and flow; touch-screen controller with I/O expanded to 54 groups; minimum mold height 230 mm; an added top ejector; a modified bottom ejector without the Ø20 mm rod and with adjustable ejection speed; electronic back-pressure adjustment; and an upper-mold hydraulic clamping system (clamps supplied by the customer).

Result

The machines were built to all of the above requirements and passed the customer's acceptance.