I. purpose:
This machine is suitable for testing the locking performance of bolts and nuts.Measure bolt and nut locking torque, mounting torque, self-locking torque and pre-tightening force, etc.Of all kinds of bolts, screws, friction type, pressure type bolt, tensile bolts, torsion shear bolts, stud, square head bolt, hex nut torque, such as mechanical performance testing, test process automatic control, torque, stress, deformation and torsion Angle full closed loop control, display, keyboard input operation and control mode of intelligent system Settings;Control mode arbitrary setting, no impact, smooth switching, loading, unloading smooth.
Ii. Standards:
This instrument is designed in accordance with jjg269-2006 torsion testing machine, GJB 715.14-1990 fastener test method torque,
Fasteners -- torque/axial preload test, nasm1312-31:1997 fasteners -- torque/axial preload test, nasm1312-31:1997 fasteners -- torque test method, and other related standard requirements.
Iii. Specifications and parameters
* induction mode: torque sensor
* control mode: computer automatic control
* capacity: 1N.M, 5N.M, 10N.M, 20N.M, 50N.M are available
* unit selection: ㎏ f. m, N.m
* load resolution: 1/300,000
* loading accuracy: 0.01 N.m
* maximum stroke (without fixture) : 200 mm
* test torque direction: positive and negative directions are available
* test speed: 0.001 ~ 720 ℃ / min can be set
* speed accuracy: 0.5%
* loading mode: fully automatic
* displacement resolution: 0.001mm
* torsion attachment: three-jaw chuck type can be customized
* transmission motor: AC servo motor
* weight: host machine is about 80kg
* power supply: 1 trip, 220V, 3A can be conducted on a country-by-country or specified basis