描述
步進(jìn)電機(jī)
所謂步進(jìn)電機(jī)就是一種將電脈沖轉(zhuǎn)化為角位移的執(zhí)行機(jī)構(gòu);更通俗一點講:當(dāng)步進(jìn)驅(qū)動器接收到一個脈沖信號,它就驅(qū)動步進(jìn)電機(jī)按設(shè)定的方向轉(zhuǎn)動一個固定的角度。我們可以通過控制脈沖的個數(shù)來控制電機(jī)的角位移量,從而達(dá)到精確定位的目的;同時還可以通過控制脈沖頻率來控制電機(jī)轉(zhuǎn)動的速度和加速度,從而達(dá)到調(diào)速的目的。目前,比較常用的步進(jìn)電機(jī)包括反應(yīng)式步進(jìn)電機(jī)(VR)、永磁式步進(jìn)電機(jī)(PM)、混合式步進(jìn)電機(jī)(HB)和單相式步進(jìn)電機(jī)等。
步進(jìn)電機(jī)和普通電機(jī)的區(qū)別主要就在于其脈沖驅(qū)動的形式,正是這個特點,步進(jìn)電機(jī)可以和現(xiàn)代的數(shù)字控制技術(shù)相結(jié)合。但步進(jìn)電機(jī)在控制精度、速度變化范圍、低速性能方面都不如傳統(tǒng)閉環(huán)控制的直流伺服電機(jī);所以主要應(yīng)用在精度要求不是特別高的場合。由于步進(jìn)電機(jī)具有結(jié)構(gòu)簡單、可靠性高和成本低的特點,所以步進(jìn)電機(jī)廣泛應(yīng)用在生產(chǎn)實踐的各個領(lǐng)域;尤其是在數(shù)控機(jī)床制造領(lǐng)域,由于步進(jìn)電機(jī)不需要A/D轉(zhuǎn)換,能夠直接將數(shù)字脈沖信號轉(zhuǎn)化成為角位移,所以一直被認(rèn)為是最理想的數(shù)控機(jī)床執(zhí)行元件。
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)》
⑥銷售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系統(tǒng)、WDPF系統(tǒng)、MAX1000系統(tǒng)備件。
⑧Invensys Foxboro(??怂共_):I/A Series系統(tǒng),F(xiàn)BM(現(xiàn)場輸入/輸出模塊)
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。
⑨Siemens(西門子):Siemens MOORE,Siemens Simatic C1,Siemens數(shù)控系統(tǒng)等。
⑩Bosch Rexroth(博世力士樂):Indramat,I/O模塊,PLC控制器,驅(qū)動模塊等。
◆Motorola(摩托羅拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
YASKAWA USAMED-09BA2K SERVO MOTOR ENCODER UTOPH-600VB
SIEMENS 6FM1470-3BE20 DISPLAY MODULE XLNT CONDITION
B&R AUTOMATION 5AP980.1505-01 (15″ TOUCH SCREEN) REV-C0
B&R POWER PANEL 4PP251.0571-65 (5.7″) ETHERNET! REV-J0
YASKAWA CACR-SR15BC1KSY?396 SERVOPACK GOOD TAKEOUT
RELIANCE ELECTRIC 60 HP DC MOTOR B2810ATY XLNT COND
GE RHEOSTAT 8070EB101AA273 (750 OHMS) NEW OLD STOCK
PROTECH 1100 FOAM MACHINE (SCFM 15 @100 PSI) 110 VOLT
BECKHOFF CP6502-0001-003?0 INDUSTRAIL COMPUTER *XLNT*
INDRAMAT MAC071B-0-TS-3-?C/095-A-0 SERVO MOTOR REMAN.
CUTLER HAMMER 37PZ PM 3000 POWER SERIES (TOUCHSCREEN)
LIGHTNIN MIXER XGAC100 NEW WITH GAST AIR MOTOR (SST)
GOULDS MODICON AS-P453-642 (4.0 AMPS 60HZ) GOOD TAKEOUT
VICKERS FAS T-2-V8-030-00-0 SERVO MOTOR (3000 RPM) NEW!
FANUC A06B-0502-B202-?R SERVO MOTOR (RPM 2000)
PACIFIC SCIENTIFIC C0101AS4CH000 SERVO REGEN 1000A
PALA PC PALA-D15M INDUSTRAIL 15” MONITOR *XLNT* COND.
SIEMENS 6ES5243-1AB11 ANALOG MODULE XLNT CONDITION
SIEMENS 6ES5243-1AB11 ANALOG MODULE XLNT CONDITION
ALLEN BRADLEY 6181P-2PXPH INDUSTRIAL PC NEW WITH MANUAL
TOSHIBA SVS-2065B1 SV PACK 6.5 kVA * XLNT CONDITION*
FANUC IC600BF948P I/O COMM CONTROL GOOD TAKEOUT (XLNT!)
POWER ELECTRONICS M546CX MICRO-SPEED CX (5 HP) NEW!
BAUMULLER NURNBERG SERVO MOTOR DS0 71-5 (8.8 KW) XLNT
ALLEN BRADLEY 8600-1892B OPERATOR PANEL (110/220 VAC)
SIEMENS 6ES5950-1AB61 SIMATIC POWER SUPPLY
ALLEN BRADLEY 1321-3RA100-B 100 AMP LINE REACTOR NIB
RELIANCE ELECTRIC 0-56921-606 REGULATOR PC BOARD NEW
BRAND NEW IN BOX FACTORY SEALED
OPTI MATE 1510 INLINE FILLING SYSTEM (XLNT CONDITION)
MARTIN ENGINEERING VIBRATOR CC 36-3000 GOOD TAKEOUT
SIEMENS 6ES5 944-7UB11 SIMATIC CPU MODULE GOOD TAKEOUT
FANUC IC600LR632A (32K COMBINED MEMORY) GOOD TAKEOUT
BOSCH 0 608 830 158 TIGHTENING SYSTEM 6 SLOT RACK
MITSUBISHI MELSERVO MR-SA102T XLNT CONDITION (UIB)
FANUC A06B-0143-B075 #7076 AC SERVO MOTOR NEW OLD STOCK
SIEMENS A1-116-100-501 (SIMOREG) XLNT CONDITION!!
VARTECH SYSTEMS VT15B-R INDUSTRIAL MONITOR NEW
CUTLER HAMMER 400AMP HEAVY DUTY SAFTEY SWITCH DH365FDK
ADVANCED MICRO CONTROLS 1931 INTELLIGENT RESOLVER INTER
MOORE APACS 39SAMCAN (SAM ANALOG MODULE) GOOD TAKEOUT
MOORE APACS+ 39SDM024DCCBN (SDM+ MODULE) GOOD TAKEOUT
CONTROL TECHNIQUES EPSILON 205 SERVO DRIVE NEW IN BOX
ALLEN BRADLEY 1336S-B010-AA-E?N3-HA2-L6 (10 HP) DRIVE
BECKHOFF 07.3402.0187.0 TOUCH SCREEN (EK04.02) C0409
B&R AUTOMATION ETHERNET AUTOMATION PC 5P62:HPM_AR106-?00
DAYKIN ELECTRIC CVFSD-0515 TRANSFORMER 4000VA NEW WITH
DISCONNECT BOTH PCS. ARE BRAND NEW IN ONE BOX SEE DESC.
SIEMENS 6AC6975-4AA11 TAST-ALPHA 3974R KEYBOARD NIB
PEERLESS PUMP 7 1/2 HP. SERIES C TYPE 840 NEW SURPLUS
LOMA SUPERSCAN MICRO OPERATOR INTERFACE PANEL
SIEMENS SIMATIC RACK 6ES5182-3KH61 W/ POWER SUPPLY #
OMRON CVM1-CPU11-EV2 CPU UNIT XLNT CONDITION
SIEMENS 6RB2025-0FA00 POWER SUPPLY GOOD TAKEOUT
FANUC IC600BF949M (28K ASCII I/O) GOOD TAKEOUT
ALLEN BRADLEY 6181-AHBBBBZZZ SER.A INDUSTRIAL COMPUTER
BEIJER ELECTRONICS E200 INTERFACE PANEL WITH CABLE
OMRON 3G2C3-CPU11E C500 CONTROLLER W/ RAM / ROM UNIT
BARBER-COLMAN MACO I1AA-23003-211-?1-00 OPERATOR PANEL
FANUC A06B-0341-B231 SERVO MOTOR (MODEL-OF) NEW!
OKUMA OPUS 5000 II ,E4809-436-016-?C , E4809-436-017-C
FANUC A06B-0142-B075 #7008 AC SERVO MOTOR
ALLEN BRADLEY 6181-AHBBBBZZZ INDUSTRIAL COMPUTER (XLNT)














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