Color matching device of ceramic plate grading line and ceramic large plate grading production line

The utility model discloses a color matching device of a ceramic plate grading line and a ceramic large plate grading production line, the color matching device of the ceramic plate grading line comprises a grading area and a packaging area, and at least one splicing color matching area is arranged between the grading area and the packaging area; the splicing color matching area comprises a transfer device and a conveying device, the transfer device conveys ceramic plates with different numbers to different conveying lines through the conveying device, the number of the conveying lines is at least two, and the color matching area is arranged between the two conveying lines. Positioning and steering devices for steering the ceramic plates on the two conveying lines to the color matching area are arranged on the two sides of the color matching area respectively, and an isolation plate for isolating the two ceramic plates is arranged in the color matching area. According to the utility model, a grading conveying