Film package product conveying device and guardrail with conveying mechanism width reducing section

The utility model relates to a film package product conveying device. The device comprises a groove-shaped conveying structure defined by a conveying belt, a left guardrail and a right guardrail. Thewidth of the inlet end of the groove-shaped conveying structure is the same as the outlet conveying width of the film packaging machine; the width of the outlet end of the groove-shaped conveying structure is the same as the inlet conveying width of the box packing machine, the groove-shaped conveying structure is provided with a width gradually-shrinking section used for changing the width of thegroove-shaped conveying structure, the material contact face of a guardrail of the width gradually-shrinking section is composed of a plurality of vertical rotating rollers arranged together, and thevertical rotating rollers are rotationally installed on the corresponding installation frames. The utility model further relates to a guardrail with the width gradually-shrinking section of the conveying mechanism, and the gua