弹簧式压紧机构，实现快速换筛。
根据用户的需要，可以采用碟形弹簧加载的填料压紧机构，使阀杆填料的密封更加可靠。
Based on customers requirement, a packing tightening design may be employed to obtain more reliable stem packing seal, which is loaded by bevelling spring.
本机由机头、机架、电控柜、托料架等组成，机头分别具有定位机构、压紧机构、加热机构等。
The machine is made up of machine head, machine frame, electric controlling box and bracket, etc. There are orientation part, clamp part and heating part on the machine head.
送料机构：送料机构是靠一对或两对送料轮压紧钢丝，以送料轮的旋转带动钢丝直线前进的装置。
Two, feeding mechanism: feeding mechanism is to rely on a pair of or two of the feed wheel to press the wire, in order to feed wheel rotation to drive the wire straight ahead of the device.
纵向调节机构的纵向导板与定位板之间的连接方式可采用压紧连接或柱销式连接。
The connection type between the vertical guide plate of the vertical adjusting mechanism and the positioning plate can adopt compression-fitting connection or dowel pin type connection.
阀杆、塔型盖、格兰通过填料压紧密封，阀杆与执行机构通过固定于支架上的推力螺母实现上下运动。
A valve body is connected with a tower cover through soft seal, and pressed by a bracket through a bolt. The valve rod, the tower cover and a gland are pressed and sealed by filler.
阀杆、塔型盖、格兰通过填料压紧密封，阀杆与执行机构通过固定于支架上的推力螺母实现上下运动。
A valve body is connected with a tower cover through soft seal, and pressed by a bracket through a bolt. The valve rod, the tower cover and a gland are pressed and sealed by filler.
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