Research Article
Research on the Control Method of Force Servo System of Liquid Hydrostatic Guide Oil Film Thickness Test Bench for Machine Tools
Table 1
Hydraulic control system component models of the test bench.
| | Hydraulic component name | Hydraulic component parameters | Hydraulic component models |
| | Hydraulic cylinder | D = 63 mm d = 35 mm | — | | Hydraulic pumps | — | CBGF1018 gear pumps | | Electric motors | Power rating 5.5kw | Y2-132S-4 | | Electro-hydraulic servo valve | Rated flow rate 20 | 4WSE2EM6-2X | | One-way valve | Rated flow rate 30 | RVP10-30B | | Servo amplifier | — | NB2000 | | Relief valve | Rated flow rate 30 L/min | DBDS6G10/200 | | Pressure sensors | Measurement range 0∼1000 kg, voltage 0∼10 V | Seamless steel pipe: inner diameter 16 mm, wall thickness 2 mm |
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