ABB EHDB系列接觸器斷路器 EHDB280-20-11 Drive Contactor
ABB EHDB系列接觸器斷路器 EHDB280-20-11 Drive Contactor
ABB EHDB系列接觸器斷路器 EHDB280-20-11 Drive Contactor
電機連著主軸,主軸帶個增量式旋轉(zhuǎn)編碼器,已知編碼器為1600線,主軸直徑為150mm, 主軸為變速轉(zhuǎn)動,變速后面伸出來的軸同樣是150MM后面帶了一個轉(zhuǎn)盤為1M。 求1、主軸的當前時刻轉(zhuǎn)速是多少?2、編碼器一個脈沖所對應的長度是多少?3、當長度為2000mm時,編碼器輸出多少個脈沖? 如果所列的已知條件不充分,請假設已知條件。 如何計算?請列出公式!
答:1)這個就是需要你記主軸在單位時間內(nèi)的脈沖數(shù)就是電機當前時刻的轉(zhuǎn)速。實際上這個也不需要什么計算,你只要在OB35中讀脈沖數(shù),比如OB35設置1000ms,讀到的脈沖數(shù)就是電機轉(zhuǎn)速(rpm/S)。按常用計量單位你乘60,即rpm/min。
2)因為編碼器直接連接在電機輸出軸上面,則電機旋轉(zhuǎn)1周,實際編碼器輸出1600個脈沖。這樣當電機轉(zhuǎn)動1mm,則編碼器的脈沖數(shù)為電機周長/1周脈沖數(shù)。150*3.14/1600=0.294375mm,即電機驅(qū)動編碼器走1個脈沖,而實際電機轉(zhuǎn)動了0.294375mm。
3)轉(zhuǎn)盤轉(zhuǎn)動2000mm,則編碼器實際發(fā)出的脈沖數(shù)為2000/0.294375=6794。
MOTOROLA 18-82072C03
MOTOROLA 18-82072C03
MOTOROLA 18-82238D23
MOTOROLA 18-82238D23
MOTOROLA 18-82255J01
MOTOROLA 18-82255J01
MOTOROLA 18-82515B03
MOTOROLA 18-82515B03
MOTOROLA 18-82515B06
MOTOROLA 18-82515B06
MOTOROLA 18-82515B50
MOTOROLA 18-82515B50
MOTOROLA 18-82661D01
MOTOROLA 18-82661D01
MOTOROLA 18-82788E01
MOTOROLA 18-82788E01
MOTOROLA 18-82802B01
MOTOROLA 18-82802B01
MOTOROLA 18-82810C04
MOTOROLA 18-82810C04
MOTOROLA 18-82873J01
MOTOROLA 18-82873J01
MOTOROLA 18-83083G24
MOTOROLA 18-83083G24
MOTOROLA 18-83083G34
MOTOROLA 18-83083G34
MOTOROLA 18-838283
MOTOROLA 18-838283
MOTOROLA 18-844907
MOTOROLA 18-844907
MOTOROLA 18-847060
MOTOROLA 18-847060
MOTOROLA 18-847061
MOTOROLA 18-847061
MOTOROLA 18-855108
MOTOROLA 18-855108
MOTOROLA 18-857095
MOTOROLA 18-857095
MOTOROLA 18-857840
MOTOROLA 18-857840
MOTOROLA 18-861676
MOTOROLA 18-861676
MOTOROLA 18-868896
MOTOROLA 18-868896
MOTOROLA 18-891101-AF
MOTOROLA 18-891101-AF
MOTOROLA 19-209244-2
MOTOROLA 19-209244-2
MOTOROLA 19-209244P2
MOTOROLA 19-209244P2
MOTOROLA 19903-001
MOTOROLA 19903-001
MOTOROLA 19903-001
MOTOROLA 19903-001
MOTOROLA 19903-106
MOTOROLA 19903-106
MOTOROLA 19903-106
MOTOROLA 19903-106
MOTOROLA 1N1190
MOTOROLA 1N1190
MOTOROLA 1N1191
MOTOROLA 1N1191
MOTOROLA 1N1317A
MOTOROLA 1N1317A
MOTOROLA 1N2484
MOTOROLA 1N2484
MOTOROLA 1N2808A
MOTOROLA 1N2808A