张力器是绕线机在绕线时产生可调性张力的关键部件，使漆包线绕线时带有适宜的张力，从而使绕制的线圈松紧适宜紧固、饱满、保证了线圈的技术指标性。Tensioncontrol:Tensioncontrolisakeypartproducesadjustabletensionduringwindingtobestowenameledwirewithappropriatetensionduringwindingandguaranteereasonablefirmnessofwirecoilwoundandthereforethec***istenceoftechnicalindexesofwirecoil.)