YJW-10000 10000kN Compression Shear Testing Machine

Ⅰ.Introduction

YJW-10000 microcomputer-controlled electro-hydraulic servo compression and shear testing machine with oil cylinder down type, four-column structure, high frame stiffness strength, small deformation, to meet the highway, railroad bridge plate, basin, spherical bearing testing requirements, the test space is steplessly adjustable, convenient for different heights of test requirements. Adopt self-developed proprietary multi-channel closed-loop coordinated loading electro-hydraulic servo control system, microcomputer control coordinated multi-stage hydraulic loading, continuous loading smoothly, multi-stage test force maintenance, automatic data collection and storage, drawing curves, automatic printing of test reports, computer timely control of the test process, display test force and test curve, simple and reliable operation.

Ⅱ.Test items

This machine is used to test the finished mechanical properties of highway bridge rubber bearing test. Can be carried out separately.

1 plate type bearing

Compressive elastic modulus test

Ultimate compressive strength test

Shear modulus of elasticity test

Shear bonding performance test

Shear aging test (need to add aging box, the cost is negotiable)

Friction coefficient test

Allowable corner test

2 Basin type bearing

Finished bearing vertical bearing capacity test

Finished bearing friction coefficient test

Finished bearing rotation test

3 Spherical steel bearing

Finished bearing vertical bearing capacity test

Friction factor test of finished bearing

Determination of rotating moment of finished bearing

Ⅲ.Main technical indicators and parameters

1 Vertical loading system 

1.1 Maximum test force: 10000kN.

1.2 Test force measurement range: 2% to 100% F.S.

1.3 Test force measurement accuracy: ≤ ±1% of the indicated value.

1.4 maximum speed of the cylinder at no load: 40mm/min.

1.5 Maximum stroke of the cylinder: 300mm.

1.6 displacement measurement range: 0~300mm.

1.7 Displacement measurement accuracy: ≤±1% F.S.

1.8 Deformation measurement index value (mm): 0.001 (vertical deformation), 0.001 (radial deformation).

1.9 deformation measurement: four grating type digital displacement sensors measure the vertical deformation of the specimen.

Four grating type digital displacement transducer to measure the radial deformation of the specimen.

Deformation measurement range: 0～50mm (vertical deformation), 0～20mm (radial deformation).

1.10 test adjustment space: 0～1000mm.

1.11 test maximum space: 1000mm.

1.12 Size of upper platen: 1050mm × 1050 mm × 200mm.

1.13 trolley platen size: 1050mm × 1050 mm × 200mm.

1.14 isochronous test force control range: 0.5kN/s～25kN/s.

1.15 Equivalent displacement control range: 0.5 mm /min～50 mm /min.

1.16 control mode and data processing: computer servo control system and data (test force, displacement) graphic acquisition and processing, etc..

1.17 force measurement method: the use of high-precision ion beam sputtering film pressure sensor force measurement.

1.18 the use of low damping combination sealing elements, the test force to maintain stable and reliable.

2.Transverse shear system

2.1 maximum test force: 2000kN.

2.2 test force measurement range: 2%-100% F.S.

2.3 accuracy of the test force: ≤ ±1% of the indicated value.

2.4 Maximum stroke of the cylinder: 250mm.

2.5 Maximum speed of the cylinder at no load: 50mm/min.

2.6 Displacement measurement range: 0~250mm.

2.7 Displacement measurement accuracy: ≤±1%F.S.

2.8 Deformation measurement index value (mm): 0.001.

2.9 deformation measurement: two grating type digital displacement sensors to measure the transverse shear deformation of the specimen.

2.10 deformation measurement range: 0～100mm

2.11 deformation measurement accuracy: ≤ ± 1% F.S.

2.12 shear plate size: 1050mm×1490mm×60mm.

2.13 force measurement mode: high-precision load sensor force measurement.

2.14 horizontal shear device lift: floating hydraulic cylinder adjustment.

2.15 load holding function: high-precision imported servo valve load holding for multi-level control of horizontal shear force.

2.16 the use of imported combined sealing elements, test force to maintain stable and reliable.

2.17 control mode: hydraulic loading, electro-hydraulic servo closed-loop control, high-precision load sensor measurement, screen display.

3.Corner system

3.1 Maximum corner ejection force: 600kN.

3.2 Test force measurement range: 2%-100% F.S.

3.3 Accuracy of test force: ≤ ±1% of the indicated value.

3.4 Maximum stroke of the cylinder: 150mm.

3.5 Maximum speed of the cylinder at no load: 0-60mm/min.

3.6 Displacement measurement range: 0～300mm.

3.7 Displacement measurement accuracy: ≤±1% F.S.

3.8 deformation measurement range: 0～50mm (with four sensors in vertical direction)

3.9 Deformation measurement index value: 0.001mm.

3.10 Deformation measurement accuracy: ≤ ±1% F.S.

3.11 deformation measurement: four grating type digital displacement sensors to measure the overturning deformation of the specimen.

3.12 force measurement method: high-precision load sensor force measurement.

3.13 load holding function: high-precision imported servo valve load holding for multi-stage control of turning angle force.

3.14 the use of imported combined sealing elements, test force maintenance stable and reliable.

3.15 size of corner plate: 1050mm×1320mm×120mm.

3.16 control mode: hydraulic loading, electro-hydraulic servo closed-loop control, high-precision load sensor measurement, screen display.