一. 微機(jī)式電子拉伸力試驗(yàn)機(jī)項(xiàng)目簡介：
國內(nèi)微機(jī)控制電子式試驗(yàn)機(jī)起步于90年代初，我公司是吸取國外領(lǐng)技術(shù)、開發(fā)研制電子式試驗(yàn)機(jī)的企業(yè)之一。
二.微機(jī)式電子拉伸力試驗(yàn)機(jī)使用領(lǐng)域：
微機(jī)式電子拉伸力試驗(yàn)機(jī)采用步進(jìn)交流電動機(jī)作為動力源；采用*的芯片集成技術(shù)，專業(yè)設(shè)計(jì)的PCI數(shù)據(jù)采集放大和控制系統(tǒng)，試驗(yàn)力、變形的放大、A/D轉(zhuǎn)換過程實(shí)現(xiàn)了全數(shù)字化調(diào)整。本機(jī)可對各種防水材料進(jìn)行力學(xué)性能測試和分析研究，微機(jī)式電子拉伸力試驗(yàn)機(jī)廣泛應(yīng)用于SBS、瀝青、胎基、復(fù)合高分子等各類防水卷材、無紡布、土工布等非金屬材料進(jìn)行拉伸、延伸率、斷裂伸長率等力學(xué)性能試驗(yàn)，可根據(jù)GB、JIS、ASTM、DIN、ISO等標(biāo)準(zhǔn)自動求取試驗(yàn)力值、斷裂力值、抗拉強(qiáng)度、斷裂延伸率等試驗(yàn)數(shù)據(jù)。
內(nèi)含JC/T690瀝青復(fù)合胎柔性防水卷材 GB18242彈性體改性瀝青防水卷材 JC/T1078膠粉改性瀝青聚酯氈與玻纖網(wǎng)格布增強(qiáng)防水卷材 GB12952-2011 聚氯乙烯防水卷材 GB18173.1高分子防水卷材等各項(xiàng)國家執(zhí)行標(biāo)準(zhǔn)號
三、微機(jī)式電子拉伸力試驗(yàn)機(jī)重點(diǎn)描述：
l主機(jī)：該機(jī)采用單臂式結(jié)構(gòu)，橫梁升降可以無級調(diào)速，更換立柱、絲杠、外罩后可改變試驗(yàn)空間。傳動系統(tǒng)由低噪音圓弧同步齒輪帶減速系統(tǒng)、絲杠副組成，運(yùn)行平穩(wěn)，效率高、噪音低、無污染。
四、微機(jī)式電子拉伸力試驗(yàn)機(jī)功能介紹
l本機(jī)采用內(nèi)置式控制器，保證了該試驗(yàn)機(jī)可以實(shí)現(xiàn)等速位移控制。
l采用中國臺灣品牌交流伺服電機(jī)，性能穩(wěn)定、可靠，具有過流、過壓、超速、過載等保護(hù)裝置。調(diào)速比可達(dá)1:5000。
l電氣控制線路參照國際標(biāo)準(zhǔn)，符合國家試驗(yàn)機(jī)電氣標(biāo)準(zhǔn)，抗力強(qiáng)，保證了控制器的穩(wěn)定性，實(shí)驗(yàn)數(shù)據(jù)準(zhǔn)確性。
l自動換檔：根據(jù)負(fù)荷大小自動切換到適當(dāng)?shù)牧砍?，以確保測量數(shù)據(jù)的準(zhǔn)確性；實(shí)現(xiàn)了真正意義上的物理調(diào)零、增益調(diào)整及試驗(yàn)力測量的自動換檔、調(diào)零、標(biāo)定和存盤，無任何模擬調(diào)節(jié)環(huán)節(jié)，控制電路高度集成化
l條件存盤：試驗(yàn)控制數(shù)據(jù)和試樣條件可制成模塊，方便了批量試驗(yàn)的進(jìn)行；
l自動變速：試驗(yàn)過程中移動橫梁的速度可按預(yù)先設(shè)定的程序自動變化，也可手動變化；
l自動標(biāo)定：系統(tǒng)可自動實(shí)現(xiàn)示值準(zhǔn)確度的標(biāo)定；
l自動保存：試驗(yàn)結(jié)束，試驗(yàn)數(shù)據(jù)和曲線自動保存；
l過程實(shí)現(xiàn)：試驗(yàn)過程、測量、顯示和分析等均由微機(jī)完成；
l批量試驗(yàn)：對相同參數(shù)的試樣，一次設(shè)定后可順次完成；
l試驗(yàn)軟件：中文WINDOWS界面，菜單提示，鼠標(biāo)操作顯示方式：數(shù)據(jù)和曲線隨試驗(yàn)過程動態(tài)顯示；
l曲線遍歷：試驗(yàn)完成后，可對曲線進(jìn)行再分析，用鼠標(biāo)可找到曲線上任一點(diǎn)所對應(yīng)的試驗(yàn)數(shù)據(jù)；
l曲線選擇：可根據(jù)需要選擇應(yīng)力-應(yīng)變、力-位移、力-時間、位移-時間等曲線進(jìn)行顯示和打?。?/span>
l試驗(yàn)報(bào)告：可按用戶要求的格式編制報(bào)告并打??；具有網(wǎng)絡(luò)接口，可進(jìn)行數(shù)據(jù)的傳輸、存儲、打印記錄和網(wǎng)絡(luò)傳輸打印，可與企業(yè)內(nèi)部局域網(wǎng)或Internet網(wǎng)連接。
l限位保護(hù)：具有程控和機(jī)械兩級限位保護(hù)；
l自動停機(jī)：試樣斷裂后，移動橫梁自動停止；
l過載保護(hù)：當(dāng)負(fù)荷超過各檔值的3-5%時，自動停機(jī)；
自動和人工兩種模式求取試驗(yàn)結(jié)果，自動形成報(bào)表，使數(shù)據(jù)分析過程簡便。
五、 微機(jī)式電子拉伸力試驗(yàn)機(jī)主要技術(shù)指標(biāo)
（1）試驗(yàn)力：100N 500N 1000N 2000N 5000N
（2）試驗(yàn)機(jī)等級: 1級
（3）試驗(yàn)力示值允許誤差極限：示值的±0.1%以內(nèi)
（4）負(fù)荷測量范圍：滿量程的1%～99%FS
（5）位移示值極限誤差：示值的±0.1%以內(nèi)
（6）位移分辨率：0.001mm
（7）位移速度調(diào)節(jié)范圍：0.01-500mm/min
（8）位移速率控制精度：速率≥1mm/min時，設(shè)定值的±0.5%以內(nèi)
（9）有效拉伸空間距離：0-750mm
（10）設(shè)備主機(jī)外形尺寸（長×寬×高）：420*280*1580（mm）
（11）軟件及用戶界面：WINDOWSXP操作環(huán)境下的軟件和交互式人機(jī)對話操作界面
（12）試驗(yàn)過程及測量、顯示、分析、控制等均由微機(jī)完成
（13）試樣破壞后，移動橫梁自動停止移動（或自動返回初始位置）
（14）具有程控和機(jī)械兩級限位保護(hù)
（15）當(dāng)負(fù)荷超過額定值3～5%時，自動停機(jī)
（16）供電電源：220V，50Hz
（17）設(shè)備凈重：110Kg
Microcomputer control electronic tensile strength tester
A. Project description:
The domestic microcomputer control electronic universal testing machine started in the early 90 s, our company is absorbing foreign technology, developed to lead one of the enterprises of electronic universal testing machine.
2., use areas:
This machine adopts stepper ac motor as the power source;Advanced chip integration technology, specializing in the design of PCI data acquisition and control system to enlarge, test force and deformation of the amplifier, A/D conversion process to realize the fully digital adjustment.This machine can be all kinds of waterproof materials for mechanical properties test and analysis, is widely applied in SBS and asphalt, tire, such as various types of waterproofing materials, polymer composite non-woven fabric, nonwoven fabric and other non-metallic materials on mechanical properties such as tensile, elongation, elongation at break test, according to GB, JIS, ASTM, DIN, ISO standard automatically calculate the maximum strength, rupture strength test, tensile strength, breaking elongation and other test data.With JC/T690-2008 asphalt compound tire flexible waterproofing GB18242-2008 elastomer modified asphalt waterproofing materials JC/T1078-2008 rubber powder modified asphalt polyester blanket with glass fiber grid cloth strengthen waterproof coiled material GB12952-2011 PVC waterproofing GB18173.1-2012 polymer waterproofing materials, such as the national standards
Three, focusing on:
L host: this machine adopts single arm type structure, beam can lift stepless speed regulation, change the columns, screw, then can change the test space.Driving system consists of low noise arc gear synchronous belt deceleration system, screw pair, smooth operation, high efficiency, low noise, no pollution.
Four, the function is introduced
L the machine adopts the embedded controller, which guarantees the machine can realize constant displacement control.
L adopt Taiwan brａnd ac servo motor, stable performance, reliable, with over-current, over-voltage, overspeed, overload protection device, etc.00 speed than to 1:50.
L electric control circuit with reference to international standards, in line with national testing machine electrical standards, strong anti-interference ability, can guarantee the stability of the controller, the experimental data accuracy.
L automatic shift: according to the load size automatically switch to the appropriate range, to ensure the accuracy of measurement data;Has realized the real physical zero, gain adjustment and test force measurement of automatic shift, zero calibration and inventory, no simulation adjustment link, highly integrated control circuit
L condition inventory: test control data and the conditions of sample can be made into module, convenient for batch test;
L automatic transmission: test in the process of moving beam of speed can be automatically change according to the preset program, can also be manually change;
L: automatic calibration system can automatically realize the calibration of accuracy value;
L automatically save: end of the test, the test data and curve automatically saved;
L process implementation: the process of test, measurement, display and analysis are done by microcomputer;
L batch test: for the same parameter of the sample, it can be finished in due course after a set;
L test software: Chinese WINDOWS interface, menu, mouse operation display mode: along with the test data and curve process dynamic display;
L curve traversal: after completion of test, and analysis was carried out on the curve, with the mouse can find curve corresponding test data will be in office a little;
L curve options: can choose according to need stress - strain, force - displacement, displacement, force - time - time curve for display and printing;
L test report: according to user requirements the format of the reports and print.With a network interface, data transmission and storage, can be printed out and network transfer printing, can be connected to the enterprise internal LAN or Internet network.
L limit protection: with SPC and mechanical two level limit protection;
L automatic stop: sample after fracture, moving beam automatically stop;
L overload protection: when the load exceeds the maximum file of 3-5%, automatic stop.
Automatic and manual two kinds of model to calculate the test result, form report automatically, the data analysis process is simple.
Five, the main technical indicators
(1) the maximum force test: 5 kn
(2) the level of testing machine: 1
(3) test force permissible error limit value: the value for + / - 0.5%
(4) load measuring range: full range of 2% ~ 99% FS
(5) the displacement limit error value: the value for + / - 0.5%
(6) the displacement resolution: 0.01 mm
(7) the displacement range of speed regulation: 0.01-500 - mm/min
(8) displacement rate control accuracy: a rate of 1 mm/min, or value of plus or minus 0.5%
(9) effective tensile space distance: 0-750 - mm
(10) equipment host overall dimensions (length x width x height) : 420 * 280 * 1580 (mm)
(11) software and user interface: the Windows xp operating environment of software and interactive man-machine dialogue interface
(12) test and measurement, display, analysis, control and so on are completed by computer
(13) sample after destruction, moving beam automatic stop moving (or automatically return to the initial position)
(14) with SPC and mechanical two level limit protection
(15) when the load exceeds rating 3 ~ 5%, automatic stop
(16) power supply: 220 v, 50 hz
(17) equipment net weight: 110 kg
