Provided is a translation scraper blade device for a pancake machine. The translation scraper blade device is arranged above a flat iron plate for making cakes and comprises a translation driving component, a parallel moving and returning component and a translation scraper blade. The translation driving component is a protrusion fixed to one side of the flat iron plate for making cakes. The parallel moving and returning component comprises a translation driving rod matched with the translation driving component and a connecting rod connected with the translation driving rod. The translation scraper blade is fixed to the connecting rod. The parallel moving and returning component further comprises a return spring, wherein one end of the return spring is fixed to the connecting rod. The translation scraper blade device is low in cost, good in using effect, suitable for making pancakes with high paste viscosity and also suitable for making coarse food grain pancakes and pancakes with low paste viscosity.