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 large and heavy components. This type of drill is known for its versatility, power, and precision, offering extended machining capacity thanks to the radial arm that allows the drilling head to be positioned at different points 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 according to the specific machining operation
Axis travels : Radial and vertical axes that allow for 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, high-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 machine's versatility and operating capacity.

How to use it

The DONAU DR 50 radial drill is used by clamping the workpiece to the workbench or a fixture. The drill head, mounted on a radial arm, can be moved both radially and vertically, allowing the spindle to be aligned precisely where the hole needs to be drilled. Once correctly positioned, drilling is performed by advancing the spindle towards the workpiece, adjusting the rotation speed and spindle feed rate according to the material and the required hole diameter.

Materials Used

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

Alloy and non-alloy 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.
Plastics and composites : Used in specialty 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 manufacturing 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 spindle rotational speed. This formula helps determine the optimal rotational speed for the material being worked.
Feed per revolution ( $f$ ) : This refers to the distance the chuck travels along the drill's axis for each 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 material strength 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 power limits.

Similar Types of 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.
Deep Hole Radial Drills : Designed for drilling operations requiring greater depth.

Alternatives to the DONAU DR 50 Radial Drill

Pillar drills : Best suited for operations on smaller workpieces and when the flexibility of the radial arm is not required.
CNC Machining Centers : They can perform drilling, milling, and other operations in a single setup.
Numerically controlled drilling machines : Specifications for high-precision drilling on complex components.

Why You Should Buy 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, with a robust structure that ensures precision and reliability even after years of use.
Reduced Cost : A used model offers significant cost 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 operating results.
Immediate Availability : A used drill is often immediately available, reducing waiting times compared to a new model which may require longer delivery times.

In short, the DONAU DR 50 high-speed radial drill is a versatile and powerful machine tool, ideal for drilling 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.