High Performance Vertical Ring Rolling Machine One Time Expansion Molding Easy To Operate
The D51Y series vertical ring rolling machine (hole expanding machine) has become an ideal choice in the field of hot rolling and expansion of ring parts due to its excellent quality and multifunctional applications. This equipment has a high degree of automation, which can significantly refine the blank and optimize the entire forging production process.
Key Features
Compatible with various materials ranging from high-temperature alloy steel to copper and aluminum, it stands out when used in conjunction with universal forging equipment, resulting in high one-time forming efficiency and effectively reducing turning allowances.
The equipment has a small footprint and light weight, providing high flexibility in workshop layout for enterprises, especially small and medium-sized enterprises.
Good rigidity ensures no deformation during continuous heavy load operation, guaranteeing machining accuracy and product consistency.
Sensitive operation, allowing personnel to quickly and accurately adjust parameters, finely control the entire process, and ensure that the product meets high standards.
Technical Parameters
| Model | 160 | 250 | 350 | 450 | 550 | 800 | 1000 | 1200 | 1300 |
| DRC-D51Y (H) | 160 | 250 | 350 | 450 | 550 | 800 | 1000 | 1200 | 1300 |
| DRC-D51Y (P) | 160 | 250 | 350 | / | / | / | / | / | / |
| Nominal outer diameter (mm) | 160 | 250 | 350 | 450 | 550 | 800 | 1000 | 1200 | 1300 |
| Outer diameter range (mm) | 55-160 | 80-250 | 180-350 | 250-500 | 350-600 | 400-800 | 500-1000 | 600-1200 | 600-1300 |
| Ring rolling height (mm) | 40 | 130 | 160 | 230 | 300 | 200 | 200 | 200 | 300 |
| Radial rolling force (KN) | 50 | 150 | 300 | 500 | 550 | 550 | 800 | 800 | 800 |
| Linear rolling speed (m/s) | 2.5 | 1.8 | 1.5 | 1.5 | 1.3 | 1.37 | 1.3 | 1.3 | 1.3 |
| Cylinder stroke (mm) | 50 | 100 | 110 | 130 | 150 | 200 | 250 | 250 | 350 |
Note: DRC-D51Y (H) models use hydraulic main transmission, while DRC-D51Y (P) models use pneumatic main transmission.
Applications
The D51Y series vertical ring rolling machine is ideal for hot rolling and expanding circular rough blanks. Primarily used for processing non-welded ring parts including bearings, flanges, and thin-walled barrel components, it seamlessly integrates with forging processes after upsetting and punching operations.
