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Experimental platform for transparent hydraulic transmission and PLC control training device
Transparent hydraulic and pneumatic PLC control integrated transmission training device experimental bench
??天天电玩城?? Teaching Equipment

Transparent hydraulic and pneumatic PLC control integrated transmission training device experimental bench

I. Overview

Transparent hydraulic and pneumatic PLC control comprehensive training device is our company's syllabus requirements for mechanical, electrical and mechanical integration of gas, electricity and hydraulic control. The advantages of our company's hydraulic PLC control and pneumatic PLC control training equipment adopt an open comprehensive The structure of the experimental bench was extensively solicited from experts, professors and teachers, and was developed through continuous innovation and improvement. It is an ideal comprehensive training equipment integrating pneumatic control technology and hydraulic transmission control technology with PLC control. The practical training allows students to intuitively and perceptively compare and understand the characteristics, features, advantages and disadvantages of Qi, electricity and liquid.

The hydraulic experimental elements are made of transparent organic materials, which is transparent and intuitive. It is easy to understand the structure, performance and application of dozens of commonly used hydraulic components. Master the working process and principles of dozens of basic experimental circuits. During the experiment, assembling the experimental circuit is fast and convenient. The electric main control unit for pneumatic training and hydraulic training is equipped with 2 sets of PLC control and 2 sets of relay control, which is simple and practical.

Composition of the test bench

The training system adopts a "two-in-one" double-sided structure, that is, one experimental table can be used for two groups of four students to conduct pneumatic and hydraulic experiments separately, and it can also perform pneumatic and hydraulic comprehensive experiments at the same time on both sides to optimize shared resources and improve products. Price-performance ratio. The overall structure is simple and practical.

The experimental bench is an iron double-layer matte dense grain spray plastic structure. Beautiful and elegant, sturdy and durable, easy to operate. The basic configuration is: Pneumatic experiment component 1; Pneumatic experiment PLC control module 1 set; Low noise air compressor 1 set; Hydraulic experiment component 1 set, Hydraulic experiment PLC control module 1 set; Hydraulic experiment pump station 1 set. (Computer is configured separately according to school requirements)

This experimental system uses a dedicated independent hydraulic experimental pump station with a DC motor stepless speed regulation system, and the motor speed control system has a safe speed limit function that can limit the maximum output speed. Equipped with oil pressure setting function, it can set the safe working pressure of the output pressure oil. Equipped with all common hydraulic components: Each hydraulic component is equipped with a mounting base plate, which can be conveniently and arbitrarily placed on the aluminum alloy profile panel (the panel has an aluminum alloy profile structure in the form of a "T" groove). The oil circuit adopts quick-change connector, which is convenient for disassembly and does not leak oil.

Using this set of training equipment can not only independently perform the corresponding basic circuit of pneumatic control, hydraulic control and its application experiments, but also comprehensively cooperate with each other's experiments: such as the realization of gas-electric control, gas-hydraulic control, electrical- Hydraulic control, and integrated gas-electric-hydraulic control.

Hydraulic transparent main technical parameters:

I. Main technical parameters

1. Power supply: AC220V tolerance ± 10%, 50Hz;

2.DC power input AC220V output DC24V / 3A

2. Device capacity: ≤ 1kVA;

3. Working environment temperature: - 5 ℃ ~ 40 ℃;

4. Working humidity: ≤ 90% (at 40 ℃);

5. Dimensions: 1500mm × 1000mm × 1750mm

6. Hydraulic pump station:

(1) The rated pressure of the system is 0.8MPa;

(2) Fixed gear pump-1 set of motor: integrated installation with inner shaft, compact structure, low noise; fixed quantity

Gear pump: rated flow 6L ∕ min, pressure 2.5 MPa; motor: power 450W, speed range

Circumference 0-1500r / min, appearance size: 630mm × 380mm × 500mm

(3) Fuel tank: 30L per hectare; with oil temperature level gauge, filter, air filter, shock pressure resistance

Force gauge, L-HL46 hydraulic oil;

7, hydraulic components:

It is processed by transparent technology, and the maximum working pressure is 2.0MPa. Equipped with each transparent hydraulic element

There is a bottom plate, which can be conveniently and randomly placed on the operation panel. The oil circuit overlap adopts the quick-change joint,

Moreover, the transparent hose can be used to clearly and intuitively see the flow of the oil circuit without oil leakage.

8. Electrical control unit:

(1) PLC host module: The host uses Mitsubishi FX1S-20MR host, 12 DC inputs / 8 relays

Appliance output.

(2) Equipped with control modules: power module, PLC control module, relay control module, control buttons

Modules, independent modules of hydraulic components, etc.

9. Solenoid valve: AC24V. Suction 3mpa

Second, the main features

1. The comprehensive training device for hydraulic transmission and PLC control is mainly composed of training table, training platform, hydraulic components and electrical control devices, programmable controller (PLC) and other devices.

2. The training table and training platform are made of iron double-layer matt dense grain spray-painted structure, and hydraulic components are stored in the training table drawer.

3. Equipped with all common hydraulic components: Each hydraulic component is equipped with a mounting base plate, which can be conveniently and arbitrarily placed on the aluminum alloy profile panel (the panel has an aluminum alloy profile structure in the form of a "T" groove). The oil circuit adopts quick-change connector, which is convenient for disassembly and does not leak oil.

4, the training components are made of transparent organic materials, easy to understand the structure, performance and use of dozens of commonly used hydraulic components. Master the working principles of dozens of basic circuits, and the experimental assembly circuit is fast and convenient.

5, through mechanical control, traditional relay control, advanced PLC automatic control and PLC programming and monitoring technology in one, flexible implementation of its functions.

6. The training control unit can also adopt an independent relay control unit for electrical control.

In comparison, it highlights the superiority and advanced nature of PLC programmable control and deepens the understanding and mastery of PLC programmers.

Third, the transparent hydraulic PLC control basic training circuit

  1. Reversing circuit with manual reversing valve.

2. The lock circuit of the directional valve can be used with the neutral machine.

3. Use the closed loop of the hydraulic control level valve.

4. Pressure setting circuit.

5. Secondary pressure control circuit.

6. Use the pressure reducing circuit of the pressure reducing valve.

7. Use the booster circuit of the booster cylinder.

8. Unloading circuit with H-type directional valve.

9 、 Inlet throttle throttle speed regulation circuit.

10, oil return throttle speed regulation circuit.

11. Reversing speed regulating circuit of speed regulating gear pump.

12. Compound speed control circuit composed of speed control gear pump and speed control valve.

13. Speed switching circuit shorted by flow valve.

14. The secondary feeding is connected in the same way by a speed regulating valve.

15. Use the same speed for the secondary feed in parallel with the speed control valve.

16. Sequence action circuit with sequence valve.

17. Sequence action circuit with pressure relay.

18. Sequential action loop controlled by a travel switch.

19. Sequential action circuit with stroke reversing valve.

20. Synchronous circuit of serial hydraulic cylinder.

21. Reversing circuit controlled by pilot relief valve.

22. Use the pressure maintaining circuit of the check valve.

23. Use the pressure-retaining circuit of the directional valve.

24. Learning and use of PLC programming software

25. Communication between PLC and computer, online debugging and monitoring

26. PLC controlled hydraulic basic circuit training (optimized control)

  Fourth, hydraulic components

List of transparent hydraulic PLC control training devices

Serial number

Name

Type

Quantity

Note

1

Training table

1 piece

2

Training platform

1 set

3

PLC host module

FX1S-20MR

1 piece

4

Power module

1 piece

5

Relay control module

1 piece

6

PLC control button module

1 piece

7

Double acting cylinder (with stroke block)

Transparent element

2 only

8

Two-position two-way electromagnetic directional valve

Transparent element

1

9

Two-position four-way solenoid directional valve

Transparent element

2 only

10

Three-position four-way solenoid directional valve (O type)

Transparent element

1

11

Three-position four-way solenoid directional valve (H type)

Transparent element

1

12

Three-position four-way solenoid directional valve (M type)

Transparent element

1

13

Spring return cylinder

Transparent element

1

14

Booster cylinder

Transparent element

1

15

Auxiliary fuel tank

Transparent element

1

16

Check valve

Transparent element

2 only

17

Pilot operated check valve

Transparent element

2 only

18

Overflow valve (direct acting)

Transparent element

2 only

19

Overflow valve (pilot operated)

Transparent element

1

20

Throttle valve (direct acting)

Transparent element

1

twenty one

Control Valve

Transparent element

2 only

twenty two

Sequence valve

Transparent element

2 only

twenty three

Pressure reducing valve

Transparent element

1

twenty four

Two-position four-way stroke reversing valve

Transparent element

1

25

Three-position five-way manual directional valve

Transparent element

1

26

Pressure relay

Transparent element

1

27

Pressure gauge

Transparent element

3 pcs

28

Tee joint

Transparent element

7 pcs

29

Four-way connector

Transparent element

3 pcs

30

Position switch (normally open)

2 only

31

Position switch (normally closed)

2 only

32

Transparent hydraulic hose

20 meters

33

Oil pan

1

34

tank

1

35

air filter

1

36

Suction filter

1

37

Oil temperature level gauge

1

38

Pump set

1 set

39

Hydraulic oil

L-HL46

15kg

40

Solenoid valve universal connection line

3

41

Pressure relay plug line

1

42

Programming cable

Mitsubishi

1

43

Quick oil connector

5 only

44

Toolbox

1

45

Allen wrench

3

46

screwdriver

2

47

scissors

1

48

Activity wrench

1

49

Needle-nose pliers

1

50

Hydraulic transmission training manual

1 volume

51

PLC programming software, programs

CD

1 plate

Main technical parameters of pneumatic:

I. Main technical parameters

1. Input power: 220V. Tolerance ± 10%, 50Hz;

2. Device capacity: ≤ 1kVA;

3. Working environment temperature: - 5 ℃ ~ 40 ℃;

4. Working humidity: ≤ 90% (at 40 ℃);

5. Dimensions: 1500mm × 1000mm × 1750mm

6. Oil-free silent air compressor: working power: AC220V; motor power: 780W, nominal capacity 165L / min, rated output pressure 0.7Mpa

7. PLC host module: The host uses Mitsubishi FX1S-20MR host, 12 DC inputs, 8 relays

Appliance output.

8. Equipped with control modules: power module, PLC control module, relay control module, control buttons

Modules, independent modules of pneumatic components, etc.

Second, the main features

1. Pneumatic transmission and PLC training device is mainly composed of training table and training platform, pneumatic components and electrical control devices, programmable controller (PLC) and other components.

2. The training table and training platform are made of iron double-layer matt dense grain spray-painted structure.

Pieces, etc.

3.Each pneumatic component is an independent module, and is equipped with a base plate with elastic pins, which can be easily and freely

The components are placed on a training panel (the panel has an aluminum alloy profile structure in the form of a "T" groove). return

The road connection adopts quick-change joints, which has flexible layout and convenient disassembly.

4. Adopt silent air compressor to provide a better training environment for the training room.

5. The training air source pressure is low, the rated pressure of the system is 0.8 Mpa, and the electric control uses low voltage DC

24V power supply; practical training air circuit and control circuit are safe and reliable, with manual control, air control, electric control, and group

State software and other control functions.

6. The training control unit can adopt independent relay control unit for electrical control or PLC control. By comparison, it highlights the superiority and advanced nature of PLC programmable control, and deepens the understanding and mastery of PLC programmer.

7. The device integrates various real pneumatic components, traditional relay control, advanced PLC automatic control, and PLC programming and monitoring technology into one, with powerful functions and wide application range.

 

 

Third, the basic pneumatic training circuit

1. Reversing circuit of single-acting cylinder

2. Reversing circuit of double-acting cylinder

3.Single-acting cylinder speed control circuit

4.Double acting cylinder unidirectional speed regulation circuit

5.Double acting cylinder speed control circuit

6.Speed change circuit

7, buffer circuit

8.Secondary pressure control circuit

9, high and low voltage conversion circuit

10.Counting loop

11, delay loop

12, overload protection circuit

13.Interlocking circuit

14.Single cylinder single reciprocating control circuit

15.Single-cylinder continuous reciprocating action circuit

16, linear cylinder, rotary cylinder sequential action circuit

17.Multi-cylinder sequential action circuit

18.Double cylinder, synchronous action circuit

19 、 Back to the cylinder linkage circuit

20.Unloading circuit

Application circuit of 21 or gate shuttle valve

22 、 Quick exhaust valve application circuit

23. Learning and using PLC programming software

24. Communication between PLC and computer, online debugging and monitoring

25. PLC controlled hydraulic basic circuit training (optimized control)

Fourth, the pneumatic PLC control training device configuration list

Serial number

Name

Type

Quantity

Note

1

PLC host module

FX1S-20MR

1 piece

2

Power module

1 piece

3

Relay control module

1 piece

4

PLC control button module

1 piece

5

Silent air compressor

no fuel

1 set

6

Single acting cylinder

QGX25 ⅹ 100

1

7

Double acting cylinder

QGX25 ⅹ 100

2 only

8

Rotary cylinder

Transparent

1

9

Triple

AC2000

1

10

Pressure reducing valve (with pressure gauge)

AR2000

1

11

Manual Directional Valve

H210 — 08

1

12

Single solenoid directional valve (two-position three-way) normally open

3V210-8

1

13

Single solenoid directional valve (two-position three-way) normally closed

3V210-8

1

14

Single solenoid directional valve (two-position five-way)

4V210-8

2 only

15

Double solenoid directional valve (two-position five-way)

4V220-8

1

16

Double solenoid directional valve (three-position five-way)

4V2 3 0-8

1

17

Single gas reversing valve (two-position five-way)

4A210 — 08

2 only

18

Double gas reversing valve (two-position five-way)

4A220 — 08

2 only

19

Stroke valve (machine controlled)

MOV — 2

1

20

Stroke valve (button)

MOV — 3

1

twenty one

Stroke valve (button with lock)

MOV — 3A

1

twenty two

Or Gate Shuttle Valve

ST — 02

2 only

twenty three

Quick exhaust valve

1/4 QE — 02

2 only

twenty four

Check valve

RE — 02

2 only

25

Check valve

JSC601

1

26

Check valve

1/4

2 only

27

Sequence valve

Transparent

1

28

Air capacity

1

29

trachea

PU6 ⅹ 4

30 meters

30

Position switch (mounted on the cylinder)

2 only

31

Programming cable (adapter)

Mitsubishi

1

32

Allen wrench

3

33

screwdriver

2

34

scissors

1

35

Activity wrench

1

36

Needle-nose pliers

1

37

Muffler (small)

1/8

2 only

38

Muffler (large)

3/8

2 only

39

Tee (T-type Tee)

? 6

4 only

40

Tee (Y-type reducing tee)

? 8 —? 6

1

41

Stone

? 6

4 only

42

L type (threaded two way)

601

2 only

43

L type (threaded two way)

602

2 only

44

Stomatal plug

? 6

20 pcs

45

Pneumatic training instruction book

1 volume

46

PLC programming software, programs

CD

1 plate

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