This experimental device is a teaching experimental setup used for measuring the normal stress of pure bending beams in materials mechanics. The experimental setup framework is composed of castings and steel parts, equipped with surface treated specimens and accessories.
Product Features:
1. The experimental device framework is composed of groove steel and castings, and the surface has been treated and sprayed with plastic; The experimental platform has a carrying capacity of approximately 10kN or more.
2. The experimental platform adopts a worm gear device for spiral loading.
3. The surface of the experimental specimen has been treated; The strain gauges on the test piece are bonded with strain adhesive.
4. The experimental platform can be equipped with wheels with self-locking devices.
Specification parameters:
Test piece applied load: 5kN
Loading action stroke: 60mm
Handwheel loading torque: 0~2.6N. m
Loading speed: 0.12mm/turn (handwheel)
Load resolution: 1N
Overload capacity: 150%
Dimensions: 800mm × 500mm × 1000mm
Product weight: 45kg
Experimental project:
Basic experiment:
1. Experimental study on the distribution law of normal stress in pure bending beams;
Optional experiment:
1. Bending normal stress experiment of steel aluminum composite beam;
2. Experimental study on bending normal stress of steel steel (or steel aluminum) composite beams;
3. Experimental study on bending normal stress of steel steel (or steel aluminum) wedge beam;
4. Experimental study on bending normal stress of I-section beams;
5. T-section beam bending normal stress experiment;
6. Experimental determination of material elastic modulus E and Poisson's ratio μ;
7. Eccentric tensile test;
8. Stability experiment of single pole two end hinged compression bar;
component:
Composition of Basic Experimental Projects
1. Experimental bench;
2. Rectangular section pure bending experimental beam and accessories;
3. Load sensors and detachable connecting wires;
Composition of optional experimental projects
1. Steel steel (or steel aluminum) rectangular section wedge beam;
2. Steel aluminum composite rectangular section beam;
3. Steel steel (or steel aluminum) rectangular section laminated beam;
4. I-section beam;
5. T-shaped section beam;
6. Tensile test beam and accessories (can be used for eccentric tensile test);
7. Single bar compression bar stability test beam and accessories;
Supporting equipment:
1. Static resistance strain gauge
2. Collection and analysis software

Bending normal stress experimental device | Pure bending beam test bench