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MTS Series 647 Hydraulic Wedge Grips User Manual

Page 19

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Description

Item

Allows axial-torsional grips to be mounted to a force transducer. The
adapter provides the thread needed to use the couplings.

Adapter plate

Clamps the grips to the to the actuator and force transducer (via an
adapter). The couplings have left and right handed threads that
preloads the grip connection and prevents offsets in the force train.

Upper and lower
couplings

Series 647 Hydraulic Wedge Grips Functional
Description

The Series 647 Hydraulic Wedge Grips are typically mounted in an MTS load unit to secure the specimen
under test. Hydraulic pressure to the grips is supplied by and adjusted at an external hydraulic grip supply.
The grips have a side loading design for quick and easy specimen installation.

Description

Item

Description

Item

Anti-Rotate Adapter (Axial-Torsional
Only)

11

Wedge Chamber

1

Anti-Rotate Blocks (Axial-Torsional
Only)

12

Specimen Guide (flat specimens
only)

2

Series 647 Hydraulic Wedge Grips Reference Manual 19

Introduction