旋转式电磁螺线管
Rotary solenoid

TAKANO Rotary solenoids apply cylindrical permanent magnet for rotor and rotary motion is performed by attraction and disattraction of magnetic pole generated by rotor and yoke.
It holds the position with permanent magnetic holding power when the electricity is off.
TAKANO Solenoid makes direct rotary motion without any axial movement, which is a long life structure. It is difference from the conventional other rotary solenoids which make mechanical axial mortion and change the axial mortion to rotary motion.
We have "Bistable rotary solenoid" which makes high speed motion between 2 positions by changing directionn of current and we have "Step rotary solenoid" which has multiple permanent magnetic polers of yoke and rotor to have multiple position control.

Series comparative table

  Motion Type Series Features
双稳态旋转式电磁螺线管 Between 2 position Flat type RSF 22 系列
RSF22/08-O035
RSR 28 系列
RSR28/17-CAB0
Flat type rotary solenoid, ideal for use in optical high speed shutter. Higher torque compared to the same size motor.
Micro type RSF4 series (New)
RSF4/6
RSR 7 系列
RSR7/10-T010
RSR 10 系列
RSR10/15-S
Micro type rotary solenoid designed for usage in driving mechanism in a limited space
Ideal for use in optical high speed shutter
Small type RSU 14 系列
RSU14/10-SAP1-T115
RSU14/10-WAP1-T115
RSU14/10-CAP1-G014
RSR 14 系列
RSR14/10-CAB0
RSR14/10-PAP0-G015
RSR14/20-CT2
RSR14/20-CBB0-N032A
Regular model used in small mechanical drives such as optical mechanical drives and money/banking terminal equipment
Standard type RSR 20 系列
RSR20/10-CAB0
RSR20/20-CAB0
RSR20/40-CAB0-N036
The most versatile type used as high speed actuator in mechanical driving of many types of power saving equipment, automated machines.
Large type RSR 80 系列
RSR80/80-CAB0
Large size rotary solenoid for FA, carrier system industry. Hight output torque is possible to be considered to be used in substitution for air actuator.
High speed / economy type RSA 系列
RSA32/47
RSA40/42

Economy type rotary solenoid developed as high speed sorter. Easy attachment with one screw.
Return spring type RSR 28 系列
RSR28/17-SR(-SL)
The standard bistable self holding type with additional feature of spring return universal type.
Magnetic return type RSF40 series (New)
RSF40/40 -MR(-ML)
It returns to the origin in the magnetic force of the permanent magnet without using springs . High-reliability design which is not performance degradation caused by temporal changes because it does not use springs.
Solenoid drive substrate TSD series
TSD-R20-2B
drive circuit for rotary solenoid with free setup by 1msec step between 1-63msesc of energizing time of normal and reverse rotation.
步进式旋转电磁螺线管 Multi-position Compact size RSS14 series
RSS14/10-HA012
No stopper is necessary, therefore, no noise is produced and bi-directional switching is available. The best the driving shutter, open/close, of the medical and optical equipment.
Standard size RSS20 series
RSS20/20-T008
2 positions and 3 positions can be set and used in automatic ticket checkers and conveying machineries. Since there is no stopper, durability is sufficient.

カタログの見方

1.规格元素表

直流阻值在20℃环境下测得的直流阻值,阻值会随着工作电压、通电率和所需的转矩而改变。
电感(感应系数) 感应系数在旋转角度Φ=0°时所测得
线圈的饱含温升值Δθs

W(watt)为连续通电时线圈的饱含温升值。

例如:型号RSR20/20在10W连续通电的情况下,其线圈温升值为:

Δθs≒7.0 × 10=70(℃)

另外,当通电率为1/f时

Δθs≒7.0 × W × 1/f (f为频率)

10W时在10msON、10msOFF断电情况下

1/f=ON time/(ON time+OFF time)=10/(10+10)=1/2

(参照图3)因此饱和温升值为

Δθs≒7.0 × 10 × 1/2=35(℃)

温升的时间常数τ

在施加了一个固定电压的t(分)时间后,温度上升的比率Δθ为

Δθ=Δθs(1-e )(e:自然对数的底)

耐热性 E级(120℃)是最普遍的,例如H级(180℃)等特殊规格也经常被才用。

2.扭矩特性图

图5中,实线表示当以W(watt)为计量单位输入时,以(-φ)转至(+φ)是所产生的扭矩。

当通电方向相反时,如图5中虚线所示,扭矩的曲线以转角φ=0°处为对称的曲线。

0W输入时,也就是在没有通电的情况下,扭矩曲线表示的是由永久磁石在不通电的情况所产生的保持一定位置的扭矩。相反方向的保持力拒的方向总是指向(-φ)。

旋转角φ=0°是通常分配动作的中心点是

3.响应特性

表示以V(Volage)为输入单位,从动力源输入到完成执行动作的这段时间。当您需要快速响应时,请参考这部分信息来选取符合您所需要的型号。

4.其他

轴承使用了标准型号中的球轴承,但也有一种含油的轴承(请参照型号信息),请根据您的承载需求来选择相应的型号。
线束导线是通过UL认证的产品,我们也做关于线长的修改和连接安装等最后工序。
轴的标准型号有D-Cutting,我们也接受对开键槽、打孔和某些尺寸的改变。

通电率

如图3(a)所示,随着时间推移,当动作以周期形式连续运作,tON为通电时间,tOFF为断电时间


如图3(b)所示,当转轴的保持扭矩不足时,随着时间推移,t w时间段通电所消耗W w ( w a t t ) , 保持力在t h 时间段所消耗为Wh(watt),如此反复运作。


当通电频率不规则时即公式(1)和公式(2)不能使用时,动作频率可以通过在足够长的时间内做几次动作来求得。


短时间内的温度变化



形式表示



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