The invention relates to a cervical spondylosis preventing rest frame, and belongs to human head auxiliary resting tools. The cervical spondylosis preventing rest frame mainly comprises a base, a support column and a jaw support, and is characterized in that the lower end of the support column is movably arranged on the base through a ball socket structure; the jaw support is composed of an arc-shaped silica gel support and a sliding block, and the sliding block is arranged on an arc-shaped sliding rail; the end of the sliding rail is movably arranged on a U-shaped rack, and the U-shaped rackis connected with the upper end of the support column. The jaw support can abut against the mandibular part of a human body, the comfortable posture of the neck is kept, and then the purpose of assisting in supporting the head of the human body is achieved, and the pressure on cervical vertebra is relieved. Muscle fatigue and neck pain can be effectively prevented, and then the effect of preventing cervical spondylosis is achieved.