Mechanical Innovation Design Lab WQ-JXSJ-2 mechanism movement innovative design and assembly simulation platform WQ-JXPM-2 plane agency creative combination of analysis and simulation test bench WQ-JXQDH guide rod crank slider mechanism and design dynamic test bench WQ-JXTL multiple cam mechanism dynamic test bench WQ-JXCL two kinds geneva mechanism dynamic testing bench WQ-JXZH mechanical transmission optimization Comprehensive Test Bench WQ-JXZX-1 Shaft creative modular design chamber (aluminum system) WQ-JXLS bolted bench WQ-JXZP comprehensive portfolio of creative training complex mechanical system assembly bench WQ-JXDPH balancing bench WQ-JXDLX body system dynamics control experimental station WQ-JXWG worm drive efficiency test bench WQ -JXCL gear efficiency test bench WQ-JXZZLX epicyclic efficiency test bench WQ-JXDCD-2 tape drive efficiency test bench WQ-JXDYZC-1 hydrodynamic plain bearings-JXDYZC-2 WQ hydrodynamic sliding bench Bearing bench WQ-JXJSQ removable reducer (large) WQ-JKCL involute gear measurement chamber WQ-FCY-1 gear range into mechanical instrument based on mechanical principles, mechanical parts, machine tools, fixtures and other model-based laboratory WQ-MXJC machinery WQ-MXYL mechanical design principles + WQ-MXLJ mechanical parts WQ-MXJJ machine tool fixture WQ-MXDJ WQ-MXJSQ reducer WQ-MXDJ transparent car motor WQ-JXDLY knife turning protractor protractor instrument the instrument is mainly used to measure each kind of turning the main cross-section, method sections, longitudinal profile of ISO system geometry. Is one of the essential instruments metal technology and cutting theory and experiment teaching, but also the practice of metalworking practice sharpening necessary equipment. Technical parameters: 1, Materials: 45 # steel Seiko. 2, Dimensions: 260 × 260 × 210mm. 3, weight: 5.5 kg. Basic configuration: 1, turning four, including turning 45 °, 90 ° turning, 75 ° turning, cutting knife. 2, experimental purposes and projects: a familiar part of the structural elements of the cutting lathe, turning mark master reference system and turning angle of the angle marked Definition 2, to understand the structure of turning protractor instrument, learn to use the protractor measured 3 marked turning angle, draw marked turning angle map and marked out a marked angle measured values ??4, measuring range: (1) the anterior horn, (2) the angle, (3) the amount of inclination, (4) main (deputy) declination