
	Horizontal Double Disc Reciprocator DG-2H-RE/30 DG-2H-RE/36 DG-2H-RE/42 Rotary Plunge DG-2H-RP/30 DG-2H-RP/36 DG-2H-RP/42 CONVENTIONAL ROTARY DG-2H-RO/30 DG-2H-RO/36 DG-2H-RO/42 Swing Arm DG-2H-SA/30 DG-2H-SA/36 DG-2H-SA/42 THRU-FEED DG-2H-TF/30 DG-2H-TF/36 DG-2H-TF/42 PARK & GRIND DG-2H-PG/30 DG-2H-PG/36 DG-2H-PG/42 CLAMP BORE CBV-3 CBV-12 CBV-18 WHEEL CHANGE CARTS

	CURRENT INVENTORY

Connecting Rod —
Non-Coplanar

C & B Grinding Applications

Machine Details
DG-2H-RE/30 CNC Reciprocating Double Disc Grinding System

Automatic Robot Load/Unload
CNC Dressing System
Programmable Reciprocator Tooling System
Closed Loop Feedback Gauging System

Grinding Operation
Grind the crank end and pin end widths simultaneously to different widths.

Material:
Powdered Metal Forging

Hardness 32 Rc

Grinding Process Parameters
Size tolerance: +/- .021mm
Flatness: .05 mm
Parallelism: .05 mm
Symmetry: 0.3mm

Machine Acceptance Criteria
Parts per hour 200 @100 % capacity
Machine run-off spec: Ppk:1.67

Results
Size width: 4.35 Ppk
Flatness: 20.4 Ppk
Parallel: 22.6 Ppk
Symmetry: 11.9 Ppk

Additional Benefits: This creative approach eliminated an additional grinding operation, cutting capital investment in half. This machine can grind all (4) faces of a connecting rod to different heights simultaneously at production rates.