HIGH SPEED RADIAL DRILL DONAU DR 50

Description

USED DONAU DR 50 DRILLING MACHINE. HIGH SPEED RADIAL DRILL DONAU DR 50. YEAR OF CONSTRUCTION 1973. COMPLETE WITH ACCESSORIES AS PER THE ATTACHED PHOTOS. PRICE ON REQUEST.

DONAU DR 50 High Speed Radial Drill

The DONAU DR 50 high-speed radial drill is a machine tool designed for drilling operations on components of large dimensions and significant weights. This type of drill is known for its versatility, power and precision, offering extended processing capacity thanks to the radial arm that allows you to position the drilling head in different places without having to move the workpiece.

Technical Characteristics

Machine type : High speed radial drill
Model : DONAU DR 50
Maximum drilling diameter : 50 mm
Spindle speed : Variable and optimizable based on the specific processing
Axis travels : Radial and vertical axes that allow a wide work coverage
Robust construction : The machine is designed to withstand high cutting forces, ensuring stability and precision

What is a DONAU DR 50 High Speed Radial Drill

The DONAU DR 50 is a radial drill designed for high precision and speed drilling on large workpieces. Unlike a traditional drill press, the radial arm allows the drill head to move over a wide radius around the workpiece, significantly increasing the versatility and operational capability of the machine.

How to use it

The DONAU DR 50 radial drill is used by fixing the workpiece on the workbench or on a fixture. The drill head, mounted on a radial arm, can be moved both radially and vertically, allowing the spindle to be aligned with the exact point where the drilling must be made. Once positioned correctly, drilling is performed by advancing the chuck towards the workpiece, adjusting the rotation speed and feed of the chuck based on the material and required hole diameter.

Materials Used

The DONAU DR 50 radial drill is capable of processing a wide range of materials, including:

Alloy and unalloyed steels : Ideal for mechanical and structural components.
Cast Iron : Used for engine blocks and other applications requiring high dimensional stability.
Aluminum alloys : For lightweight components with good mechanical strength.
Plastic and composite materials : Used in special applications, such as aerospace and automotive.
Non-ferrous metals : Such as copper, brass, and bronze, used in industries such as electromechanical and plumbing.

Main Industrial Sectors

The DONAU DR 50 radial drill finds application in various industrial sectors, including:

Heavy mechanical industry : For drilling large and heavy components.
Machine tool construction industry : For the production of bases, frames and other components requiring precise drilling.
Energy industry : Drilling of components for turbines and generators.
Shipbuilding : Used for drilling large structural components.
Aerospace industry : High precision drilling of light alloys and composite materials.

Calculations and Formulas to Optimize Use

To optimize the use of the DONAU DR 50 radial drill, it is necessary to consider several processing parameters:

Cutting speed ( $V_c$ $V$ $_{c}$ : $Vc=π⋅D⋅nV_c = \pi \cdot D \cdot n$ $V$ $_{c}$ $π$ $\cdot$ $D$ $\cdot$ $n$ , where $D$ is the hole diameter and $n$ is the speed spindle rotation. This formula helps determine the optimal rotation speed for the material being processed.
Feed per revolution ( $f$ ) : Refers to the distance the spindle travels along the drill axis for each revolution of rotation, and is essential for controlling the quality of the drilling and the life of the tool.
Cutting Force ( $F$ ) : This can be calculated based on the strength of the material and the area of the cut, and must be considered to avoid overloading the machine or damaging the tool.
Power required ( $P$ ) : $\cdot V$ $P$ $=$ $F$ $\cdot$ $V$ , where $F$ is the cutting force and $V$ is the cutting speed, to ensure that the machine operates within its limits of power.

Types of Similar Radial Drills

The DONAU DR 50 radial drill belongs to the category of radial drills, but there are different types of radial drills with similar characteristics:

Small Radial Drills : For applications requiring less power and work coverage.
CNC Radial Drills : Numerically controlled, for complex and repeatable operations with greater precision.
Radial Deep Hole Drills : Designed for drilling operations requiring greater depth.

Alternatives to the DONAU DR 50 Radial Drill

Pillar drills : More suitable for operations on smaller workpieces and when the flexibility of the radial arm is not required.
CNC machining centers : Can perform drilling, milling and other operations in a single setup.
Numerically controlled drilling machines : Specifications for high precision drilling on complex components.

Why It Is Worth Buying a Used DONAU DR 50

Buying a used DONAU DR 50 radial drill can be advantageous for several reasons:

Robustness and Longevity : DONAU radial drills are built to last over time, with a robust structure that ensures precision and reliability even after years of use.
Reduced Cost : A used model offers significant economic savings compared to a new one, without compromising the quality and efficiency of the machine.
Reliability : DONAU radial drills are known for their ability to maintain high and consistent performance over time, so a well-maintained used model can still deliver excellent operational results.
Immediacy of Availability : A used drill is often immediately available, reducing waiting times compared to a new model which may require longer delivery times.

In summary, the DONAU DR 50 high-speed radial drill is a versatile and powerful machine tool, ideal for drilling operations on large workpieces in various materials. Buying a used model allows you to obtain a reliable, high-performance machine at a reduced cost, making it a smart investment for machine shops and heavy industries.