YQ-C industrial hydraulic and pneumatic (Combo) Integrated bench YQ-C integrated industrial hydraulic pneumatic bench bench is designed according to the characteristics of modern teaching and the latest hydraulic transmission syllabus requirements. It uses advanced Rexroth hydraulic components and the unique modular technology, constitutes a convenient docking system portfolio to meet the universities, secondary schools and vocational technical schools require students to experiment teaching Hydraulic tutorial; reach students hands-on design and comprehensive ability to improve and strengthen the purpose of students' innovative design capabilities. Hydraulic Surface: First, the main features: 1. The system used in all standard industrial hydraulic components, the use of safe, reliable, close to industrialization. 2. Quick and reliable connection, special sealing interface, ensuring easy assembly experiment quick disconnect not leak, clean. 3. accurate measuring instruments and convenient measurement, using a simple, accurate and reliable measurements. 4. Using the programmable controller (PLC) and computer communication, to achieve electrical automation control, monitoring and fault detection circuit programming. ① performance testing of hydraulic components used in the characteristics of the test 2. 1. The pump relief valve characteristic test (static test) characteristics 3. Throttle Control Valve Hydraulic test ② basic loop experiment: simple relief valve regulator circuit unloading circuit loop sequence pressure settings secondary pressure relief valve circuit bidirectional buffer circuit pressure relief valve adjustment loop multiple voltage regulator circuit pressure relief valve unloading valve circuit loop pilot relief valve balancing valve loop speed control loop speed control valve short circuit for access control Circuits throttle into the oil back to the oil control Circuits throttle control valve into the oil control valve back control Circuits Throttling Speed ??Control Circuit Transformer oil throttle control valve control Circuits control Circuits transformer oil into the oil return control Circuits control Circuits direction control circuit packing (self-locking) loop cylinder work order control loop action sequence valve circuit electrical circuit pressure limit switch action sequence relay sequence of actions with PLC control loop hydraulic circuit and system performance hydraulic drive ③ training students to design, expand the hydraulic circuit assembly up to 80 kinds of experiments. ④ Programmable Logic Controller (PLC) electrical control experiments, electro-hydraulic control experiment in the form of one. 1, the PLC programming instructions, ladder programming learning 2, PLC programming software to learn and use 3, PLC and computer communication, online debugging, monitoring 4, PLC-controlled hydraulic drive optimization 5, with loaders simulation mechanism. 1) hydraulic and hydraulic control system to observe the principles of the various parts of the structure of the school and the analysis of the transmission. 2) hydraulic loading machinery presentation control experiments. ① loading operations, after loading the bucket cylinder extended arm thing, reverse bucket, boom lifting; ② unloading operations, bucket unloading material (arm retracted, turn the bucket), boom-down . ★ 6, the opening scene to provide hydraulic loaders agency operations simulation video. Aerodynamic surface: Main features: 1. The modular design experiments to build simple, convenient, all pneumatic components into independent modules, with easy installation of the floor, you can freely set up various experimental circuit board in a common aluminum profile experiment, Simple shortcuts pieces. 2. Fast and reliable connectors, saving time and easy disassembly. 3. The use of standard industrial pneumatic components, reliable and safe. 4. Low noise work station, providing a quiet experimental environment (noise <60). Pilot projects: ① PLC control loop experiment: 1. Single-acting cylinder commutation loop 2. double-acting cylinder commutation time pressure control loop circuit 3. 4. 5. secondary high and low pressure control loop switching circuit 6. Double-acting cylinder bi-Speed ??Loop (import regulation, export regulation) 7. Speed ??Exchanging buffer circuit 8. 9. 10. interlock circuit overload protection circuit 11. The position control loop 12. single reciprocating single reciprocating pressure control loop 13 Time-controlled single-loop 14. The single and double acting cylinder reciprocating continuous loop 15. reciprocating synchronous circuits using the throttle linkage 16. triplex count circuit 18. The delay circuit 17. The logic circuit 19. The valve of the application circuit ( or logic) 20. Hands relay control circuit operating circuit ② buffer circuit cylinder twin-cylinder feeding system ③ action loop programmable controller (PLC) electrical control experiment, the machine - electric - gas integrated control experiments: ⑴ PLC programming instructions learn communication programming learning ⑵ PLC ladder programming software using ⑶ PLC and computer, online debugging ⑷ PLC and pneumatic control experiment of combining training ⑸ PLC programming instructions ④ students to design, assemble and expand various circuits Experiment Taiwan Composition: ① test bench (hydraulic pneumatic shared) test bench by iron and aluminum body panels type (T-type hook slot), and the like. Table dimensions: length × width × height = 1600mm × 700mm × 1850mm (packaged weight is about 300kg) ② pump station system rated working pressure: 6.3Mpa. (Maximum to 7Mpa) ⑴ motor - pump unit (1 station) variable vane pump - motor 1 set: one-way, nominal displacement 6.67mL / r, the volumetric efficiency of 90%; motor: three-phase AC voltage, power 2HP 4P speed 1450r / min; ⑵ tank: Nominal volume 45L; with liquid level, oil temperature gauge, oil, back to the oil filter, pressure relief valve, etc. Pump Station: Pump Input voltage: AC 220V / 50Hz motors (dual head) Power: 250W Rated output pressure: 0.8Mpa pump volume: 20L Working noise: <60 db ③ hydraulic components used in Bosch Rexroth Rexroth components based technology components, see the configuration list configuration. Each is equipped with the oil hydraulic components floor transition, can be easily and freely hydraulic components mounted on aluminum alloy type panel. Pneumatic components: the JELPC (Guy Ling) pneumatic components based configuration see list. Pneumatic components equipped with aluminum transition plate (plastic), can be easily and freely the elements placed in the experimental panel (panel with aluminum profile structure "T" in the form of grooves) on. Loop lap with quick-change connectors, disconnect convenient. ④ Duplex Electrical Control Unit: programmable logic controller (PLC): Siemens S7-200 series, I / O port 24 points, relay output form, supply voltage: AC 220V / 50Hz, the control voltage is DC24V, with manual, automatic, sequential and other control functions. bench test bench consists of several parts, work station, pneumatic components, electrical control units and other components.