| 摘要 |
PROBLEM TO BE SOLVED: To provide a fixing device capable of preventing the occurrence of a failure caused by cutting powder generated by contact between a fixing temperature detection sensor and a fixing belt and to provide an image forming apparatus. ! SOLUTION: In the fixing device including a plurality of support rollers including a fixing roller, an endless fixing belt stretched on the plurality of support rollers, a heat source heating the fixing belt and a rear surface side support member forming a fixing nip together with the heat source, and a contact type fixing temperature detection sensor arranged in a state of being pressed against a specific roller among the plurality of support rollers and detecting the surface temperature of the fixing belt, when a distance from a paper passage center to one end of the specific roller is defined as B and a distance from the paper passage center to one end of the fixing belt is defined as C, a relation of B<C is satisfied regardless of the rocking operation o |
