Multifunctional ultra-large-stroke yarn storage and unwinding device
A yarn storage device and multi-functional technology, which is applied to the yarn storage device of three-dimensional braiding machine and two-dimensional field, can solve the problems of large gap, large friction force and high noise in the pay-off brake, so as to achieve no gap in the disconnection brake, The effect of adjustable friction tension
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Embodiment 1
[0044] Embodiment 1: The yarn unwinding device of the present invention includes: a photosensitive communication signal acquisition device 7, a retractable yarn storage drive device assembly 9 and a constant tension wire release device 4; the retractable yarn storage drive device assembly 9 is installed on the optical communication signal On the spindle seat 16 of the collection device 7, the constant tension pay-off device 4 is located at the upper end of the retractable and storage yarn drive device assembly 9; the bolt 24 passes through the yarn storage shaft seat 8 of the constant tension release device 4 and the yarn storage drive The device 9 is connected to the spindle 16 of the optical communication signal acquisition device 7 .
[0045] The photosensitive communication signal acquisition device 7 includes: a spindle base 16, a light conductor 15, a spindle bar 14, a lower thread passer 12 and an upper thread passer 10; a spindle bar 14 is connected to one side of the u...
Embodiment 2
[0065] Embodiment 2: There are four retractable and storage yarn drive devices 9; the four retractable and storage yarn drive devices 9 are fixed in series by bolts; the first drive device 11, the second drive device 12, and the third drive device 13 and the fourth driving device 14 are sequentially connected in series by bolts from top to bottom.
[0066] The dial shaft 9-2 protruding from the top of the retractable yarn storage drive device 9 below is inserted into the dial shaft hole 9-6 at the bottom of the retractable yarn storage drive device 9 above.
[0067] The dial shaft 9-2 of the uppermost yarn storage driving device 9 is inserted into the positioning hole on the lower end surface of the yarn storage device shaft 17 of the constant tension pay-off device 4 .
[0068] The rotor shaft 9-5 of the retractable and storage yarn driving device 9 rotates and drives the yarn storage device shaft 17 to rotate simultaneously through the dial shaft 9-2; tension stroke.
[00...
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