WA-2000KE微機(jī)控制電液比例伺服試驗(yàn)機(jī)可作拉伸，壓縮，彎曲，剪切，剝離，，低周循環(huán)，蠕變等復(fù)雜試驗(yàn)，對(duì)金屬材料，建筑材料，水泥構(gòu)件，混凝土等其它非金屬材料以及構(gòu)件，制成品進(jìn)行力學(xué)性能和工藝性能的測(cè)試和分析研究。該機(jī)型為下置油缸并配有液壓自動(dòng)夾具，解決了夾持試樣打滑的問題和大大減輕了操作人員的勞動(dòng)強(qiáng)度。
The microcomputer control electrohydraulic proportional servo universal test machine can make tensile, compression, bending, cutting, stripping, rent, low weekly cycle, such complex test, metalmaterials, construction materials, component cement, concrete and other non-metallic materials and components, manufactured goods, the mechanical performance and process performance testing and ysis research. This model is underneath the hydraulic oil cylinder and equipped with automatic fixtures, fundamentally solve the problem of slide of the clamping and greatly reduce the labor intensity of the operators.
二，主要技術(shù)指標(biāo) the main technical indexes：
1、 試驗(yàn)力 the biggest test of power：2000kN
2、 測(cè)量范圍the effective measurement range（%）：1-100（FS）
3、 測(cè)力示值準(zhǔn)確度force measurement accuracy and value（%）：
≤&plun;1.0/0.5
4、試驗(yàn)跨度effective test span（mm）: 700
5、試驗(yàn)間距the effective distance test（mm）: 拉伸600/壓縮720
6、 活塞行程 piston stroke（mm）：250
7、位移示值準(zhǔn)確度displacement value and accuracy（%）：2-100(FS)引伸計(jì)標(biāo)距extension project from standard：
25/50/100可選optional
8、變形測(cè)量范圍deformation measurement range（%）：≤&plun;0.5
9、變形示值準(zhǔn)確度 deformation and value accuracy（%）：≤&plun;1.0
10、載荷等速率調(diào)整范圍load rate adjustment range：0.1-10%FS/S
11、變形等速率調(diào)整范圍deformation rate adjustment range：0.1-10%FS/S
12、位移等速率調(diào)整范圍such as displacement rate adjustment range：0.5-50mm/min
三、主要功能 the main function：
該機(jī)型配用GT-E20電液伺服測(cè)控系統(tǒng)，采用BB, AD, Atmel等集成器件，實(shí)現(xiàn)全數(shù)字化設(shè)計(jì)精密儀表放大器和24位高模數(shù)轉(zhuǎn)換，采用的數(shù)字電液比例伺服閥作為控制元件。具有污能力強(qiáng)，干擾能力強(qiáng)，質(zhì)量，性能穩(wěn)定的顯著行色，可實(shí)現(xiàn)長(zhǎng)期無故障運(yùn)行。結(jié)合采集，處理，繪制曲線及打印曲線等功能；能實(shí)現(xiàn)自動(dòng)恒速加載，恒速位移，恒速變形閉環(huán)控制以及自動(dòng)恒載荷，恒位移，恒變形閉環(huán)控制；采用PID和的模糊控制算法；無級(jí)調(diào)速，應(yīng)力，變形，位移等控制方式可在試驗(yàn)過程中任意切換；可以滿足GB,ISO,AS,JISK等多種試驗(yàn)方法及標(biāo)準(zhǔn)。試驗(yàn)過程電腦屏幕可動(dòng)態(tài)顯示和切換顯示各種試驗(yàn)曲線?？衫L制應(yīng)力-應(yīng)變曲線，力-伸長(zhǎng)曲線，力-時(shí)間曲線，變形-時(shí)間曲線，位移-時(shí)間曲線；實(shí)現(xiàn)多種顏色曲線方便對(duì)比，并可選取試驗(yàn)曲線上的任意段進(jìn)行區(qū)域放大分析，能進(jìn)行單根或成組試樣試驗(yàn)。具有載自動(dòng)保護(hù)等多種功能。
The machine is used with GT-E20 electro-hydraulic servo control system, all use BB, AD, Atmel etc famous brand integration device import, and realize the full dial design precision instrument amplifier and 24 a high precision modulus conversion, and the use of advanced dial electro-hydraulic proportional servo valve control components as. Has the corrupt capability is strong, strong anti-interference, reliable quality, performance and stability of significant an enormous, can achieve the long trouble-free operation. Combined with acquisition, processing, draw curve and print curve report and other functions; To achieve automatic constant speed loading, constant speed displacement, constant speed closed-loop control and automatic deformation constant load, constant displacement, constant deformation closed-loop control; PID and advanced the fuzzy control algorithm; Stepless speed regulation, the stress, deformation and displacement control mode can in the study of arbitrary switching; Can meet the GB, ISO, AS, JISK and so on many kinds of test methods and standards. The test process computer screen and switch can be dynamic display show various test curve. Can map the stress-strain curve, and the force-elongation curve, and the force-time curve, deformation-time curve, displacement-time curves; Achieve a variety of color contrast curve convenient, and can select test curve of any period of regional amplification ysis, single or group sample to test. Has the overload automatic protection and other functions.
