Guardrail width adjusting device for waterline production

The guardrail width adjusting device for waterline production comprises a material ladder, a mounting block, a screw block, an adjusting rod, a screw rod and an adjusting plate, a supporting column is fixed below the material ladder, a roller shaft is fixed on the inner side of the material ladder, a first sliding groove is formed in the mounting block in a penetrating mode, a connecting block is fixed on the right side of the screw block, and a second sliding groove is formed in the right side of the screw block. A second clamping hole is formed in the adjusting rod in a penetrating mode, the right side of the screw rod penetrates through the outer wall of the left side of the mounting block and the screw block and extends into the first sliding groove, hair stickers are fixedly embedded in the right side of the adjusting plate, a first control switch is installed above the control box, and a second control switch is fixed below the first control switch. The first control switch is electrically connected wit