A preheating structure and a preheating machine

Abstract

The utility model provides a kind of preheating structure and preheating machine, preheating structure includes: conveying assembly, conveying assembly includes the conveyer belt for transmission to be preheated object;Box, box includes preheating cavity and transmission passage, transmission passage is set through box, transmission passage is used to pass through preheating cavity for conveyer belt;Closed component, closed component is set on box, closed component includes respectively the first baffle and second baffle of the both ends of transmission passage, first baffle is movably arranged opposite conveyer belt, second baffle is movably arranged opposite conveyer belt, closed component is used to keep the temperature in preheating cavity;Heating assembly, heating assembly is communicated with preheating cavity, heating assembly is used to heat preheating cavity.The preheating structure and preheating machine of the utility model solve the technical problem that preheating efficiency is low due to heat loss during preheating in related art.

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