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Mechanical clamping systems

Single taper clamping system, M1+M4

Single taper clamping system from WILHELM KÖNIG MTM
The single taper clamping system from WILHELM KÖNIG MTM was specifically developed to meet the challenges of short clamping lengths, medium and large workpiece diameters, and varying tolerances. It is characterized by its simple but effective mode of operation: the axial movement of the collet via the single taper generates a precise radial expansion of the clamping area. This not only reliably clamps the workpiece, but also centers and stabilizes it, pulling it down axially.

This principle enables secure clamping even with difficult workpiece geometries, ensuring a reliable grip with maximum precision. Thanks to the quick and easy change of collets, the system shows its strengths particularly in automated processes or with frequently changing workpieces.

Type M1

Type M4

TYPE
mechanical
MANDRELCHUCK
M1M4
TYPES OF ACTUATION
Hydraulic pressure, mechanical push or pull force
MACHINE CONNECTION
Flange, cone, quick-change system
PROPERTIES
Roundness and run-out accuracy ≤ 0.005 mm
Permits large workpiece tolerances
High torques can be transmitted
Automated clamping
Large loading clearance due to high clamping strokes
High rigidity due to axial pull down of the workpiece
Quick and easy to retool for other clamping diameters
Balancing tension can be implemented if required

Segment clamping system, E1+E2

Segment clamping system from WILHELM KÖNIG MTM
The segment clamping system from WILHELM KÖNIG MTM is the ideal solution for clamping workpieces with compact to large clamping diameters. By using segment collets in different sizes, workpieces with varying clamping diameters can be clamped flexibly on a base. The expansion of the collets is precise and reliable thanks to the guided movement over the single taper.

A special feature of the collets is the material combination of high-quality tool steel and a high-tech elastomer. Depending on the size, the collets can expand by up to 1.2 mm while offering impressive durability and load capacity.

Type E1, E2

TYPE
mechanical
MANDRELCHUCK
x
TYPES OF ACTUATION
Hydraulic pressure, mechanical push or pull force
MACHINE CONNECTION
Flange, cone, quick-change system
PROPERTIES
Permits very large workpiece tolerances
Roundness and run-out accuracy ≤ 0.005 mm
Large loading clearance due to high clamping strokes
High rigidity due to axial pull down of the workpiece
Quick and easy to retool for other clamping diameters
Replaceable segment clamping sleeves as stock items
High dirt resistance

Thread clamping system, G1+G4

Thread clamping system from WILHELM KÖNIG MTM
The thread clamping system from WILHELM KÖNIG MTM offers an efficient solution for the precise clamping of workpieces. The system consists of a screwed-on collet chuck mounted on a sturdy base mandrel. Thanks to a ground thread profile and an axial movement, the collet moves over the profile with high precision, resulting in a uniform cylindrical expansion – even with long clamping lengths.

Thanks to this technology, tolerances of up to IT 13 and beyond can securely be clamped, depending on the application and clamping diameter.

Type G1

Type G4

TYPE
mechanical
MANDRELCHUCK
G1G4
TYPES OF ACTUATION
Hydraulic pressure, mechanical push or pull force
MACHINE CONNECTION
Flange, cone, quick-change system
PROPERTIES
Uniform cylindrical expansion for longer clamping points
Permits large workpiece tolerances
Roundness and run-out accuracy ≤ 0.005 mm
Large loading clearance due to high clamping strokes
High rigidity due to axial pull down of the workpiece
Quick and easy to retool for other clamping diameters
Axial pull-down

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Sliding jaw clamping system, M1

Sliding jaw clamping system from WILHELM KÖNIG MTM
The high-precision sliding jaw mandrel from WILHELM KÖNIG MTM is the ideal clamping solution for mandrel shafts where the centers form the basis for further machining steps. With a concentricity accuracy of better than 0.003 mm, the sliding jaw mandrel fullfils the highest precision requirements, ensuring perfect results for grinding, milling, and turning operations.

The clamping system is based on a sophisticated principle: after loading, the workpiece is centerd precisely between the cone on the clamping system and the tailstock center. When the drawbar is actuated, the evenly spaced, equalizing sliding jaws are pressed outwards via a taper mechanism. The floating sliding jaws press against the bore of the workpiece, ensuring secure clamping and efficient torque transmission.

TYPE
mechanical
MANDRELCHUCK
x
TYPES OF ACTUATION
Hydraulic pressure, mechanical push or pull force
MACHINE CONNECTION
Flange, cone, quick-change system
PROPERTIES
Compensating clamping forces possible in unqualified bores
Roundness and axial run-out accuracies ≤ 0.003 mm
Large workpiece tolerances possible
Permits large workpiece tolerances
High rigidity due to flat clamping of the workpiece
Workpiece clamping between centers

Type M1

Friction cone clamping system, M4

TYPE
mechanical
MANDRELCHUCK
x
TYPES OF ACTUATION
Tailstock force
MACHINE CONNECTION
Flange, cone, quick-change system
PROPERTIES
Suitable for workpieces with critical interference contours
Roundness and axial run-out accuracies ≤ 0.003 mm
Actuated by tailstock unit

Type M4

Friction cone clamping system from WILHELM KÖNIG MTM
One of the main features of our friction cone systems is the quick and easy clamping of shaft parts, even if the space between the clamping diameter and the machining area is limited.

For clamping the force of the tailstock center presses the workpiece into the carbide insert of the friction cone. After machining, the workpiece can be released from the carbide insert using the ejector or loading center. The ejector unit is actuated either by hydraulic machine pressure, pressure force from the machine, or by the spring unit.

Diaphragm clamping system, M4

Type M4

Diaphragm clamping system from WILHELM KÖNIG MTM
The outstanding feature of our diaphragm clamping system is the ability to clamp sensitive, thin-walled workpieces reliably and without distortion. The diaphragm is activated via a drawbar and is applied evenly to the component – for maximum dimensional accuracy with minimal deformation.

Specially developed for machining internal gears, the system guarantees reliable clamping of workpieces even at high speeds thanks to the integrated centrifugal force compensation. The closed design reliably protects the chuck from contamination, while clearances between the clamping points allow targeted chip removal to the side.

The diaphragm clamping system will be customized to your machine connection and workpiece geometry – for maximum precision, a long service life, and trouble-free operation.

TYPE
mechanical
MANDRELCHUCK
x
TYPES OF ACTUATION
Pull force
MACHINE CONNECTION
Flange, cone
PROPERTIES
Centrifugal force compensation
Targeted chip removal
Dirt-resistant
Low-deformation clamping of thin-walled workpieces

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