高承載直驅(qū)直線平移臺(tái)采用線性非接觸式光學(xué)編碼器作為反饋系統(tǒng),使得位置控制高達(dá)亞納米級(jí)分辨率。
高承載直驅(qū)直線平移臺(tái)采用自然老化鋁合金確保了平移臺(tái)高溫穩(wěn)定性和輕巧性,以及優(yōu)良的長(zhǎng)周期運(yùn)動(dòng),導(dǎo)軌系統(tǒng)不會(huì)發(fā)生漂移。
高承載直驅(qū)直線平移臺(tái)可以用于潔凈空間環(huán)境或真空度10^-3Torr的真空環(huán)境,也可根據(jù)用戶要求提供高真空直驅(qū)平移臺(tái)。
高承載直驅(qū)直線平移臺(tái)可以輕松地直接連接到光學(xué)平臺(tái)上,可直接安裝搭建成電動(dòng)XY二維平移臺(tái),無(wú)需使用任何連接板。
高承載直驅(qū)直線平移臺(tái)還可以安裝到花崗巖龍門架或高精度平臺(tái)上實(shí)現(xiàn)高精度平移定位。
圖1:高承載直驅(qū)直線平移臺(tái)實(shí)物圖
高承載直驅(qū)直線平移臺(tái)特點(diǎn)
直接驅(qū)動(dòng)無(wú)反沖backlash系統(tǒng)
+/-0.5um雙向重復(fù)定位精度
高分辨率非接觸式光學(xué)編碼器
高精度線性導(dǎo)向和運(yùn)載系統(tǒng)
超長(zhǎng)使用壽命
方便集成到各種平臺(tái)或光學(xué)機(jī)械系統(tǒng)中
XY二維位移臺(tái)的正交性高達(dá)<=5arcsec
非常適合激光打標(biāo),激光鉆孔,激光劃線,激光雕刻等應(yīng)用
具有灰塵防護(hù)能力
高承載直驅(qū)直線平移臺(tái)規(guī)格
Model | 8MTL220-400-LEn1 | 8MTL220-600-LEn1 |
Kinematics & Feedback information | ||
Travel Range, mm | 400 | 600 |
Encoder Type | Optical | |
Encoder Model | LEN1 | |
Encoder Resolution | Any of the range: 25 nm to 5 µm (on demand) | |
Encoder Interface | Differential RS422 | |
Internal Multiplier | YES | |
Multiplication factor 1) | 4-200 (on demand) | |
Encoder Grating Period, µm | 20 | |
Reference Mark (Index) | Yes | |
Absolute Accuracy 2) | ||
Before Calibration, µm | ±10 | ±12 |
After Calibration, µm | ±1 | ±1 |
Uni-Directional Repeatability, µm | N/A | |
Bi-Directional Repeatability (peak to peak) 2), µm | ±0.5 | |
Bi-Directional Repeatability (RMS) 2), µm | ±0.26 | |
Pitch 3), µrad / arcsec | ±30 / ±6.20 | |
Yaw 3), µrad / arcsec | ±30 / ±6.20 | |
Roll, µrad / arcsec | N/A | |
Maximum Velocity (with load 4kg) 4), mm/s | <2000 | |
Maximum Acceleration (with load 4kg) 5), mm/s2 | <20000 | |
Limits Switches Type (Safety) | Optical (Optrons) | |
Limit Switch Polarity (Safety) | Pushed is closed | |
Limit Switch Voltage, V | 5…24 | |
Load, Guiding & Transmission Information | ||
Design Type | Linear Motor Stage | |
Linear Motor Model | LM4 | |
Linear Motor Design Type | Ironless BLDC motor | |
Maximum Bus Voltage, VDC | >300 | |
Load Capacity (Centrally Placed) 6) | ||
Horizontal, kg | 100 | |
Vertical, kg | N/A | |
Moving Mass 7), kg | 9.5 | |
Guiding System | Recirculating linear rails and carriages units with caged balls | |
Material & Environment Conditions | ||
Housing Material | Aluminum Alloy | |
Housing Coating (Finish) | Black Anodizing | |
Environment Pressure | Normal Atmosphere | |
Operating Temperature, °C | 20±2 | |
Control, Communication and Cabling | ||
Recommended Controllers 8) | ACS Products Line or 8SMC5-USB series | |
Recommended Drivers 8) | ACS Products Line or 8SMC5-USB series | |
Recommended Power Supply 9) | 2 phase / 3 phase source | |
Recommended Communication Interface 12) | EtherCAT / RS232 / USB / TCP-IP | |
Cable Length, m | 2 (other by request) | |
Differential Outputs 10) | On request | |
Accessories Information | ||
Base Plate for Mechanical Interface | Not required | |
XY Stack | Directly | |
Z Configuration | Not available (choose from other Standa stages series) | |
Additional Details | ||
Dimensions of Moving Platform (W x L), mm | 225 x 225 | |
Overall Linear Stage Dimensions (W x L x H), mm | 780 x 297.5 x 100 | 980 x 297.5 x 100 |
Measurement System | Metric | |
Orthogonality (XY Configuration) 11), µrad / arcsec | 24 / 5 | |
Protection Level | From solid particles and spray | |
RoHS | Compliant | |
Weight, kg | 37 | 46 |
2)精度和雙向重復(fù)定位精度采用Zygo ZMI 501 Michelson laser interferometer測(cè)量計(jì)算
3) Pitch & Yaw 采用 11D-ALI-COL 電子自相關(guān)儀器測(cè)試,電子自相關(guān)儀11D-ALI-COL分辨率1µrad. 環(huán)境誤差1µrad.
4) 速度由編碼器限制和驅(qū)動(dòng)器CUT-OF頻率以及導(dǎo)向系統(tǒng)限制.
5)加速度由驅(qū)動(dòng)器“Peak Current, Motors` Peak Current and External Load (inertia)決定.
6)負(fù)載能力由導(dǎo)向系統(tǒng)決定.
7) 運(yùn)動(dòng)質(zhì)量是系統(tǒng)常數(shù)m0,通常是沒(méi)有負(fù)載時(shí)的慣性。
8) 推薦的控制器和驅(qū)動(dòng)器有助于發(fā)揮電動(dòng)平移臺(tái)的性能.
9) 推薦的電源是根據(jù)用戶的占空比和負(fù)載來(lái)選擇.
10) 差分輸出接口,可提供主動(dòng)或被動(dòng)LCMv2接口.
11) 可組成正交性能更好的XY二維電動(dòng)位移臺(tái)系統(tǒng).
12) 標(biāo)量控制可采用USB / TCP-IP / RS-232通訊接口,矢量控制建議采用EtherCAT接口。
13) 平移臺(tái)包括特殊封蓋,可用于灰塵嚴(yán)重或濕度較大的環(huán)境