Locating shaft for forming incisions
A technology for positioning shafts and cutting marks, which is applied in metal processing and other directions
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[0009] Such as figure 1 As shown, a positioning shaft for forming cut marks in this embodiment includes a positioning shaft body 1, and seven adjustment holes 2 are arranged on the positioning shaft body 1 along the axial direction, and connecting holes are provided on the shaft sleeve 4. A latch 3 is provided between the adjustment hole 2 and the connection hole, and a shaft sleeve 4 is sleeved on the positioning shaft body 1 . The shaft sleeve 4 is provided with a needle body 5 along the circumference of the positioning shaft body 1, the needle body 5 is divided into a needle head and a needle seat, the needle head faces the outer wall of the shaft sleeve 4, and the needle seat and the shaft sleeve 4 are connected by a spring.
[0010] Next, the working mode of this embodiment is described by taking the cut mark of the packaging bag as an example. First, fix the two bushings 4 on the positioning shaft body 1, install the positioning shaft for forming the easy-tear opening on...
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