附件24.4 Understand the Principle of assembly and structural characteristics of YB-type Vane pumps. 3.Equipment of experimental Several YB-type Vane pump for assembly 4.The points for assembly and notes for attention (1)The parts must be carefully cleaned to ensure that it does not contain any cutting chip and other pollutants before assembling (2)Vane can rotate in internal slot of rotor flexibly and freely.The clearance between them is0.015~0.025mm (3)The height of vane is0.005 mm which is lower than that of rotor. (4)The rotor and stator should be maintained in the direction of the original.Convince that the installation is not reversed (5)Control the Axial clearance in the scope of .04~0.07mm. (6)when tightening the Screw,force should be uniform. (7)Rotating the driving shaft after the gear pumps is completed assembled to ensure that it is rotated by hand without let or hindrance (8)Laboratory report for assembling Vane pumps of YB type Experimental date Indoor temperature Major Class _Group Name Advisor Answer the following questions 1 What is the main difference between the single-acting and double-acting vane pumps? 5附件 24.4 5 Understand the Principle of assembly and structural characteristics of YB-type Vane pumps. 3. Equipment of experimental Several YB-type Vane pump for assembly 4. The points for assembly and notes for attention (1) The parts must be carefully cleaned to ensure that it does not contain any cutting chip and other pollutants before assembling. (2) Vane can rotate in internal slot of rotor flexibly and freely. The clearance between them is 0.015～0.025 mm . (3) The height of vane is 0.005 mm which is lower than that of rotor. (4) The rotor and stator should be maintained in the direction of the original. Convince that the installation is not reversed. (5) Control the Axial clearance in the scope of 0.04 ~ 0.07 mm. (6) when tightening the Screw ，force should be uniform. (7) Rotating the driving shaft after the gear pumps is completed assembled to ensure that it is rotated by hand without let or hindrance (8) Laboratory report for assembling Vane pumps of YB type Experimental date_._._ Indoor temperature_ Major_ Class _ Group_ Name_ Advisor_ Answer the following questions １、What is the main difference between the single-acting and double-acting vane pumps？