Shini SAL-330, Manual

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2. Structure Characteristics and Working Principle
2.1 Working Principle
SAL-330/360 series are suitable for conveying plastic granules. The blower
makes vacuum of material hopper by drawing the air out. Materials will then be
sent into material hopper.
Picture 2-1
：
Working principle of SAL-330/360
1. Carbon brush blower 2. Material inlet pipe 3. Storage hopper
4. Material 5. Discharging plate 6. Microswitch
7. Control box 8. Alarm light 9.Reverse cleaning device
After starting the machine, reverse cleaning device (9) begins to wash the dust
covered in the hop- pocket and hopper. After that, carbon brush blower (1)
starts to work and produces vacuum in the storage hopper (3). Meanwhile, close
the discharging plate (5), and the material in the storage bucket will be
conveyed through material inlet pipe (2) into the material storage hopper (3)
under the function of minus pressure and the air flow. After finishing material
suction, carbon brush blower(1) stops working and the materials(4) will fall down
by self-gravity. When microswitch (6) detects that no materials remain in the
storage hopper(3), and after the dust get through the reverse cleaning device(9),
the carbon brush blower(1) starts to work again. When blower cannot suck