描述
步進(jìn)電機(jī)是一種能將數(shù)字輸入脈沖轉(zhuǎn)換成旋轉(zhuǎn)或直線增量運(yùn)動的電磁執(zhí)行元件。每輸入一個脈沖電機(jī)轉(zhuǎn)軸步進(jìn)一個步距角增量。電機(jī)總的回轉(zhuǎn)角與輸入脈沖數(shù)成正比例,相應(yīng)的轉(zhuǎn)速取決于輸入脈沖頻率。
步進(jìn)電機(jī)是機(jī)電一體化產(chǎn)品中關(guān)鍵部件之一,通常被用作定位控制和定速控制。步進(jìn)電機(jī)慣量低、定位精度高、無累積誤差、控制簡單等特點。廣泛應(yīng)用于機(jī)電一體化產(chǎn)品中,如:數(shù)控機(jī)床、包裝機(jī)械、計算機(jī)外圍設(shè)備、復(fù)印機(jī)、傳真機(jī)等。
選擇步進(jìn)電機(jī)時,首先要保證步進(jìn)電機(jī)的輸出功率大于負(fù)載所需的功率。而在選用功率步進(jìn)電機(jī)時,首先要計算機(jī)械系統(tǒng)的負(fù)載轉(zhuǎn)矩,電機(jī)的矩頻特性能滿足機(jī)械負(fù)載并有一定的余量保證其運(yùn)行可靠。在實際工作過程中,各種頻率下的負(fù)載力矩必須在矩頻特性曲線的范圍內(nèi)。一般地說最大靜力矩Mjmax大的電機(jī),負(fù)載力矩大。
選擇步進(jìn)電機(jī)時,應(yīng)使步距角和機(jī)械系統(tǒng)匹配,這樣可以得到機(jī)床所需的脈沖當(dāng)量。在機(jī)械傳動過程中為了使得有更小的脈沖當(dāng)量,一是可以改變絲桿的導(dǎo)程,二是可以通過步進(jìn)電機(jī)的細(xì)分驅(qū)動來完成。但細(xì)分只能改變其分辨率,不改變其精度。精度是由電機(jī)的固有特性所決定。
選擇功率步進(jìn)電機(jī)時,應(yīng)當(dāng)估算機(jī)械負(fù)載的負(fù)載慣量和機(jī)床要求的啟動頻率,使之與步進(jìn)電機(jī)的慣性頻率特性相匹配還有一定的余量,使之最高速連續(xù)工作頻率能滿足機(jī)床快速移動的需要。
產(chǎn)品廣泛應(yīng)用于:電力、石油、礦井提升、港口、供熱、燃?xì)?、供水、污水處理、冶金、造紙、紡織、化工、水利等現(xiàn)代化工業(yè)領(lǐng)域!
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主營:世界知名品牌的PLC、DCS系統(tǒng)備件模塊
①Allen-Bradley(美國AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
③General electric(通用電氣)系列產(chǎn)品》
④Westinghouse(美國西屋)系列產(chǎn)品》
⑤SIEMENS(西門子系列產(chǎn)品)》
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順序控制、梯形邏輯控制、事故追憶處理、數(shù)模轉(zhuǎn)換、輸入/輸出信號處理、數(shù)
據(jù)通信及處理等。Invensys Triconex:冗余容錯控制系統(tǒng)、基于三重模件冗余(TMR)
結(jié)構(gòu)的zui現(xiàn)代化的容錯控制器。
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ABB DSQC 236G Servo Control DSQC236G USED Free Ship
ABB 3HAB8801-1/2 ROBOTIC SERVO AMPLIFIER DSQC 266G
ABB (ASEA DSQC 140) POWER SUPPLY GOOD TAKEOUT!
ABB DSQC 239 I/O BOARD
ABB 3HAB6182-1 CPU BOARD DSQC-335 3HAB61821 NEW
ABB (ASEA DSQC 103) YB161102-AD/1 GOOD TAKEOUT!
ASEA Brown Boveri, ABB DSQC 123B with DSQC 130
ASEA Brown Boveri, ABB DSQC 123B with DSQC 130
ASEA Brown Boveri, ABB DSQC 123B with DSQC 130
ASEA Brown Boveri, ABB DSQC 123B with DSQC 130
ABB SENSOR MODULE DSQC-256A 3HAB2211-1-1
ABB SENSOR MODULE DSQC-256A 3HAB2211-1-1 Warranty
ABB YB560103-CF/1 Circuit Board DSQC 237 402-165
ABB DSQC315 / 3HAB2214-1/2 CARD
ABB DSQC 243 Serial Measurement Board 3HAA 0001
ABB Robotics Servo Amplifier DSQC2498 3HAA3563-AHA
ABB DSQC 252 Safety Board ABB3HAA 3563-ALG/2 DSQC252
NEW ABB DSQC 266G 3HAB8801-1/2B ROBOT CONTROL BOARD
ABB SERVO DRIVE UNIT DSQC 346G 3HAB8101-8 /14A
ABB DSQC 355 Analog I/O board 3HNE 00554-1
ABB 3HAB 2211-1 SYSTEM BOARD DSQC 256A ~ Used Surplus
ABB Robotics Sensor Module DSQC-256A DSQC256A
ABB DSQC 202 Computer board YB 560 103-AC
ABB Robotics Control DSQC230 DSQC-230
ABB Robotics I/O Module DSQC-239 DSQC239
ABB DSQC325 3HAB2241 SERVO ROBOT I/O 3HAB2241-1
ABB Robotics Digital I/O Module DSQC-223 DSQC223
ABB ROBOTIC DRIVE 3HAB-5845-1/2-D?SQC334
ABB DSQC 258 POWER SUPPLY UNIT 3HAA 3536-AUA/1 Used
ABB 3HAB2211-1/1 SENSOR MODULE DSQC-256A 3HAB221111
ABB DSQC 3HAA3563-AGA/2 Rectifier Module
ABB 3HAA3563-AHA S3 DSQC249B RECTIFIER BOARD
ABB DSQC 245 Serial Measurement Board 3HAA3563
ABB, ABB Power supply, DSQC 334, 3HAB 5845-1, S4C,
ABB DSQC 224 Combination I/O Board
ABB DSQC 331 3HAB7215-1/08
ASEA Brown Boveri, ABB DSQC 103
ASEA Brown Boveri, ABB DSQC 103
ABB DSQC 223 Digital I/O Board DSQC223 NEW-NO BOX
ABB DSQC 369 3HAB 2424-1
ABB DSQC 103 CIRCUIT BOARD YB161102-AD/1 DSQC 103
ABB ASEA YB161102-AD/1 DSQC 103 CONTROL BOARD
ABB ASEA YB161102-AD/1 DSQC 103 8F CONTROL BOARD
ABB DSQC 346G 3HAB8101-8/12B Robotic Drive S4C plus
ABB DSQC-249B SERVO AMPLIFIER, tested, warranty
ABB DSQC-249B SERVO AMPLIFIER, tested, warranty
ABB DSQC 236C System Control Drive Unit DSQC236C
ABB YB 560 103 BD/3 I/O BOARD DSQC 223 YB560103BD3
ABB SERVO DRIVE UNIT R3HAB8802 DSQC 266T ~ Used
ABB DIGITAL I/O BOARD 3HAB2214-8/4 DSQC 223 ~ Used
ABB DSQC 504 3HAC5689-1 INTERFACE BOARD * NEW
ABB 3HAC2424-1 DSQC369 BACK PLANE BOARD NEW
ABB, ABB Robot, DSQC 346G, 3HAB 8101-8, ABB Servo Drive
ABB S4C servo drive, ABB S4C+ servo drive
ABB DSQC303 3HAA3573-ADA ROBOT 3HAA3573ADA DSQC 303
ABB DSQC 236C YB560103-CC SERVO POWER UNIT *
ABB DSQC-266G 3HAB8801-1/2B SERVO AMPLIFIER NEW
ABB PCB BOARD DSQC 328A 3HAC 17970-1
ABB DSQC 236G YB560103-CD AXIS DRIVE BOARD *
ABB Converter Card Robot Control DSQC 129 #13986
ABB DSQC258 / 3HAA3563-AWA/1 POWER SUPPLY
ABB DSQC 323 3HAB 5956-1 8MB MEMORY BOARD S4C
ABB Board DSQC 266 T, P/N: 3HAB-880201/2B
ABB Robotics Module Part# DSQC-315 Used
ABB YB560103-CE Drive Board DSQC 236T YB560103CE
ABB YB560103-CE Drive Board DSQC 236T YB560103CE
ABB DSQC 236B BOARD YB560103-CB/8 YB560103CB8
ABB MODEL DSQC266A 3HAB8796-1/2B PROCESSOR BOARD NEW
ABB ASEA BROWN BOVERI DSQC-258, tested warranty
ABB ASEA BROWN BOVERI DSQC-258, tested warranty
ABB DSQC 241 S3 Power Supply YB560103-CL














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