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- Match the symbol to the component: а. Pump b. Motor c. Cylinder with retract cushion d. Pressure control valve used as pressure relief e. Needle valve f. Four way valve with spring and solenoid 1 2 4 3 5 6.1) The working face of ordinary flat key is 1 A. Side C. Bottom surface D. End face B. Upper top surface 2)When the rotating shaft works, it mainly bears_ A. Pure torque C. Torque and bending moment .B. Pure bending moment D. Friction torque 3) Section angle of V-belt in belt drive q-40°,In order to make good contact and increase friction, the pulley groove angle should be A.Slightly greater than 40° C.Equal to 40 B.Slightly less than 40" .D.Equal to 90°USE OF PRESSURE SEQUENCE VALVE! PROBLEM: A double-acting cylinder is to be used to emboss plastic rulers. The cylinder may only extend when the ruler is present and either a push button or a pedal switch is actuated. The return stroke of the cylinder is to occur automatically after the forward end position and the preset pressure have reached.
- The output shaft of a reducer is bearing in bearings A and B. From deep groove ball bearings, bed A is fixed and bed B is free-formed. Which of the following is true for the inner and Outer Ring of the bearing in bearing B?Please select one: a. Because the FG force acts on the shaft, there are no forces coming to the bracelets.b. the inner ring has a point, and the Outer Ring has an environmental load.c. Environmental load affects the outer ring.d. environmental load acts on the inner ring and point load acts on the outer ring.e. both environmental and point load affect the inner ring.Can be manufactured by cast aluminum alloy only. a. Nose Section b. Power Section c. Supercharger section d. Accessory Section e. All of the above The rollers and balls used in some bearings are made of polished steel. a. True b. FalseList three types of compression rings.
- Describe two types of benders for soft tubing.Provide link for references 4. What are the advantages and disadvantages of using the Wet Mount technique?4.b. If rods are used to support a precision movement such as a positioning table, the table will ride on therods onA. brass alloy nuts.B. ball bushings.C. a lead screw.