WQ-FCY-1 gear range to instrument the experimental apparatus for involute profile cutting principle experiment, is one of the basic principles of laboratory equipment and machinery. Functions and features: ◎ having Demo involute Gallery formation process, simple and quick. ◎ for student involute Gallery Generating processing principle experiment. ◎ demonstration tool displacement effect of changes in various parameters and gear tooth. The main configuration and technical parameters: 1. Fan a main unit 1; 2. With M = 20mm rack-shaped gear shaper cutters 1; 3. Size: 320 * 220 * 50mm. WQ-FCY-2 gear range to the instrument functions and features: ◎ having Demo involute Gallery formation process, simple and quick. ◎ for student involute Gallery Generating processing principle experiment. ◎ demonstration tool displacement effect of changes in various parameters and gear tooth. ◎ particularly HDF-B Gear Fan Cheng instrument for our plant reference multiple gear range to high-end instrument characteristics of well-designed products. The main configuration and technical parameters: 1. Fan a main unit 1 station 2 with m = 8 mm m = 20 mm rack-shaped gear shaper cutters each one 3. Dimensions: 325 * 300 * 100 mm