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| Categories | Vertical Ring Rolling Machine |
|---|---|
| Brand Name: | Duolek |
| Model Number: | D51Y |
| Place Of Origin: | China |
| MOQ: | 1 Set |
| Price: | 25000 - 147000 USD Per Set |
| Packaging Details: | After Being Wrapped With Stretch Film, It Is Shipped Unpacked In The Container. |
| Delivery Time: | 45-75 Working Days |
| Payment Terms: | L/C,T/T |
| Ring rolling height: | 40 -300mm |
| rolled material: | Can Roll Various Metal Materials |
| Warranty period: | 1 Year |
| model: | Multiple Specifications To Choose From |
| Main Transmission Mode: | Hydraulic / Pneumatic Device |
| Power Source: | Electric |
| Company Info. |
| Shandong Dorco Heavy Machinery Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
The D51Y series vertical ring rolling machine (hole expanding
machine) developed and produced by DORCO is an ideal equipment for
the hot rolling and expanding process of circular rough blanks.
This product is mainly used in the processing and production of non
welded ring parts such as bearings, flat welding flanges, high
diameter flanges, and small thin-walled barrel shaped components.
After upsetting and punching, forging enterprises use this
equipment to expand holes, which can perfectly connect the entire
forging process.
Mature technology and advanced technology, every detail has been
carefully designed and rigorously inspected. During the production
process, the equipment runs smoothly, greatly improving production
efficiency and environmental quality.
The D51Y vertical ring rolling machine adopts a ring expansion
fixed rolling wheel system, which has high axial positioning
accuracy and simplifies the mechanical processing of the rolling
wheel;
There is a square hole behind the conical hole at the end of the
lower support shaft. The connection between the rolling and the
lower support shaft is reliable, easy to replace, reduces non
productive labor consumption, and improves labor productivity;
The main components of D51Y ring rolling machine are made of cast
steel and high-quality alloy steel, and have undergone reasonable
heat treatment. The bed, base and other large parts are welded with
steel plates, which have good rigidity, light weight, clear and
beautiful shape.
The precision rolling mechanism adopts synchronous belt
transmission, which is easy to operate, stable in operation, and
has a large adjustable range;
The selection and distribution of spindle bearings are relatively
reasonable, and the rolling wheel has high rotational accuracy;
The lower support part is fixed in the rectangular frame with a
wedge iron, making adjustment and maintenance very convenient;
The lower support bearing has good sealing to ensure normal
operation in harsh environments;
We have selected a standard reducer and a Y-shaped motor, both of
which are placed on the same seat, with a compact structure and
easy installation and maintenance;
Compressed air is released through a muffler, eliminating noise
pollution.
DRC-D51Y(H) | 160 | 250 | 350 | 450 | 550 | 800 | 1000 | 1200 | 1300 |
DRC-D51Y(P) | 160 | 250 | 350 | / | / | / | / | / | / |
Nominal outer diameter of grinding ring(mm) | 160 | 250 | 350 | 450 | 550 | 800 | 1000 | 1200 | 1300 |
Range of outer diameter of rolling ring(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 |
Vertical ring rolling machine is an advanced equipment for efficient and precise manufacturing of high-performance annular forgings. It is widely used in the production of bearings, gears, flanges (especially flat welding and large diameter flanges), thin-walled cylindrical parts, as well as various connecting and transmission components. Its strong material adaptability (covering high-temperature alloy steel, bearing steel, carbon steel, copper, aluminum, etc.) and excellent process advantages (near net forming, excellent performance, high precision, high efficiency) make it an indispensable key equipment in many industries such as modern machinery manufacturing, automotive, wind power, aerospace, shipbuilding, petrochemicals, engineering machinery, etc., perfectly serving the application needs you described.
We provide comprehensive service support from pre project
consultation to equipment installation, debugging, and maintenance
in the later stages. In the implementation process of customized
solutions, we maintain close communication with clients, promptly
solve problems encountered, and ensure the smooth progress of the
project.



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