John Deere tractors. Specifications

Types of tractors

The manufacturer produces two main groups of tractors:

• Universal row crops: high-quality, inexpensive, have a standard set of functions and characteristics. Suitable for farmers and farmers who do not need extra equipment and auxiliary options.
• All-wheel drive are professional John Deere tractors equipped with powerful engines, which increases their versatility, performance and expands their scope of application.

The first group of wheeled tractors is represented by such series as 6M, 6D, 6B, 7030, 8R, which are used in almost any modes and conditions, the second - 9R, 9RT, which are characterized by the ability to perform large volumes of work.

Series 6M

Tractors of this group are successfully used in road and field conditions. They are effective, versatile and practical in operation, indispensable in a small agricultural business. John Deere 6M tractors are equipped with an improved PowerTech E engine, which guarantees increased equipment power - up to 150 hp.

The 6M series is equipped with a front loader. At the same time, the tractors’ load-carrying capacity remains high, which allows them to be used for work of any complexity. The models in this series have a built-in automatic AutoQuadPlus 20/20 or mechanical PowerQuad Plus 20/20 transmission, at the buyer’s choice. In addition, the tractors are equipped with a productive, progressive hydraulic system that compensates for pressure and fuel consumption.

John Deere tractors - model range

The company has been around for over a century, and during that time the John Deere (sometimes misspelled and pronounced "Gear") product line has changed several times. Let's look at the current models of tractors from the American concern.

Interesting: almost all the company’s tractors are equipped with power plants of their own design. The PowerTech engine was created specifically for these tractors, complies with environmental standards and has optimal power characteristics. And the engines of the PowerTech Plus family are additionally equipped with turbocharging, wet liners, an exhaust gas recirculation system (EGR) and other modern options: John Deere engineers try to keep up with advances in engine building.

Series 6D

John Deere 6D tractors are based on the 6030 series, only they are more powerful, stronger and more complex in design than their predecessor. Their distinctive feature is durability. The 4.5 liter engine installed in the car has a power of 130 hp. and torque reserve of 30%. It provides high power at high speeds and thus enables the tractor to perform many tasks.

The 6D Series models feature the latest technology - a plug-in mid-drive system. Thanks to it, power take-off and traction are increased, fuel is saved, tire service life is increased, and the soil is less compacted during cultivation.

The following features of the John Deere 6D tractor enhance its functionality and productivity:

• transmission with 9 gears, working both forward and backward;
• the PowerReverser gearbox has electro-hydraulic shifting - this ensures smooth operation of the tractor and eliminates the need for constant use of the clutch;
• using a hydraulic attachment system, the machines are connected to front loaders and other mounted units;
• The mechanism of tractors is designed in such a way that they can be easily maintained or repaired even by inexperienced users.

Outside America

Models of the 10 series were exported, among other things, to Europe. In addition, John Deere began to work closely with European manufacturers. Together with the German company Lanz, it developed John Deere-Lanz oil engines, opened a subsidiary in France, Compagnie frangaise John Deere, and soon began assembling tractors in France and Germany.

Since 1989, the French commune of Saran became home to another subsidiary, specializing in the sale of John Deere engines in Europe, the Near and Middle East, Africa, Asia and Australia. Since 1970, John Deere has signed several agreements to supply cheap models to Latin America and Asia, and in 2005, a plant for the production of John Deere seeding and tillage equipment was opened in Russia.

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Series 6B

The 6B Series models are among the simplest John Deere tractors. They are famous for their high performance, versatility and simplicity of design, which the owner can easily repair with his own hands.

The tractor is equipped with a PowerTech engine, the power of which ranges from 95 to 135 hp. The torque reaches 29%, which guarantees high maneuverability of the equipment with cargo. Whatever fuel is used, complete cleaning is ensured thanks to the separator filter; environmental requirements are met.

The John Deere tractor has a mechanical transmission with synchronizer. The price of the 6B series is the lowest compared to others due to the simplicity of the design. The gearbox is available in three versions:

• 12/4 - maximum speed 30 km/h;
• 24/8 — speed 30 km/h;
• 24/8 - 40 km/h.

The power take-off shafts built into 6B tractors reach 540/1000 rpm.

TRAINING MANUAL Structure of the John Deere 7830 tractor

Transcript

1 Department of Education and Science of the Tambov Region State educational institution of secondary vocational education "Agricultural-Technological College" Sampur village, Tambov region. TRAINING MANUAL Structure of the John Deere 780 tractor Developed by teacher Agapov A.I. Sampur 0

2 Tractor classification The John Deere 780 tractor is a universal row-crop tractor. The tractor is designed to perform various agricultural work with mounted, semi-mounted and trailed machines and implements, as well as to perform transport work in crop production, livestock farming and horticulture. The John Deere 780 tractor is made according to the classic frame design. The frame design of the tractor reduces external loads on transmission units, which increases their service life. Tractors of this series demonstrate high productivity when performing agricultural operations in the field and excellent driving performance when carrying out transport work. Additional transmission capabilities allow you to travel at speeds of up to 50 km/h at low engine speeds, which allows you to achieve high performance in all conditions

3 6 5 Structure of the John Deere 780 tractor The John Deere 780 tractor consists of the following components:. The John Deere 780 engine is a source of mechanical energy. The transmission is a set of mechanisms that transmit torque from the engine to the drive wheels. The chassis converts the rotational movement of the drive wheels into the forward movement of the tractor. The control mechanism is designed to change the direction of movement of the tractor and control the working equipment. 5. Working equipment is designed to use engine power when performing various agricultural work. 6. Auxiliary equipment is designed to create a comfortable environment for the operator during work, in order to increase labor productivity and reduce fatigue.

4 Engine Power Tech Plus 780 John Deere 780 tractor engine is diesel, long-stroke, in-line, 6-cylinder, liquid-cooled, with dual fuel injection. To facilitate starting in cold weather, glow plugs are installed in the engine cylinders. Engine power 06 hp and a liter volume of 6.8 liters, which provides higher power and torque. It is characterized by high fuel efficiency. To improve cylinder purging, this engine has a gas distribution mechanism with valves per cylinder. It is equipped with a turbocharger with variable nozzle geometry and a charge air cooling system. The engine also has an exhaust gas recirculation system, which increases its efficiency. High pressure power supply system with electronically controlled injection. In this case, injection occurs twice during the compression stroke. The first injection is preliminary, the second is main, which provides high power with a smaller cylinder volume.

5 The cooling system has a fan with a Hall sensor, which allows you to maintain a constant operating temperature of the engine. Antifreeze is used as a coolant. To cool the liquid, the tractor is equipped with a radiator of increased volume, which in hot weather prevents the engine from overheating. The John Deere 780 tractor engine consists of the following mechanisms and systems:. Crank mechanism.. Gas distribution mechanism.. Cooling system.. Lubrication system. 5. Power system. 6. Starting system. Crank mechanism 6 7. Crankcase block.. Oilcloth shaft. 5

6. Piston with compression and oil scraper rings. Cylinder liner. 5. Connecting rod. 6. Piston pin with retaining rings. 7. Timing gears Cylinder head. 0. Fuel injector.. Cylinder liner.. Head cover. Engine water jacket. cylinders.. Connecting rod. 5. Piston. 6. Upper head of the connecting rod. 7. Piston pin. 8. Piston rings. 9. Exhaust gas channel.

7 Cylinder head. Intake port.. Undivided combustion chamber.. Injector.. Exhaust port. Crankshaft

8 Glow plug Gas distribution mechanism 6 5

9 . Camshaft gear.. Camshaft.. Tappet.. Tappet rod. 5. Rocker arm axle with spacer springs. 6. Rocker arms. 5. Rocker arm.. Valve bridge.. Valve springs.. Valves. 5. Rocker arm axle with spacer springs.

10 5. Cylinder head.. Cylinder liner.. Exhaust valves.. Intake valve. 5. Valve seat. 6 5 Valve mechanism. Valve.. Oil scraper cap.. Valve seat. 5. Spring support plate. Valve spring. 6. Rusks.

11 Cooling system Radiator.. Water pump.. Bypass tube.. Expansion flange. 5. Coolant supply line to the turbocharger control device. 6. Coolant return line from turbocharger control unit. 7. Coolant regeneration tank. 8. EGR cooler. 9. Thermostat block.

12 Coolant circulation diagram Water pump

13 Thermostat block. Thermostat housing.. Thermostats.. Thermostat housing cover.

14 Lubrication system Oil pump. 0. Safety valve. Oil receiver.. Reducing valve.. Oil cooler.. Oil filter. 5. Oil supply pipeline to the turbocharger. 6. Oil supply to the rocker arm axle. 7. Main oil line. 8. Oil supply to the crankshaft and camshaft. 9. Oil supply to the intermediate gear.

15 6 5. Oil pump housing.. Pump driven gear.. Pump drive gear.. Cover. 5. Oil receiver. 6. Oil supply pipe. Oil cooler

16 Oil supply for cooling the pistons Power supply system 5 6

17. High pressure fuel pump.. High pressure fuel manifold.. Coarse fuel filter.. Fine fuel filter. 5. Fuel injectors. 6. High pressure lines.. Graph without pre-injection.. Graph with pre-injection.. Cylinder pressure.. Crankshaft rotation in degrees.

18 Scheme of fuel movement through filters. Coarse fuel filter.. Fine fuel filter.. Electronic fuel priming pump.. High pressure fuel pump.. High pressure pipelines.. Turbocharger with variable nozzle geometry.. High pressure fuel manifold.

19 High pressure fuel pump. Plungers.. Eccentric.. Swing washer. High pressure fuel injector

20 Air supply system A - air inlet. Into the air inlet of the cyclone filter. With cyclone filter. E cassette air filter. I suction device. F turbocharger. H intake manifold. D radiator casing. G air radiator.

21 Cyclone filter Two-stage contact air cleaner of dry type. Primary filter.. Secondary filter.

22 Turbocharger. Centripetal turbine.. Centrifugal compressor.. Turbine nozzle blade rotation mechanism.. Nozzle blade control unit. Centripetal turbine. Turbine impeller.. Turbine housing.. Rotating nozzle blades.

23 Engine starting system Starter. Starter.. Starter solenoid relay. Starting gear housing with freewheel.

24 John Deere tractor transmission Engine.. Clutch.. Gearbox.. Rear drive axle. 5. Front drive axle. Multi-plate clutch 5

25. Clutch pressure plate.. Driven discs.. Pressure plate release springs.. Clutch drum. 5. Clutch piston.

26 PowrQuad-Plus Transmission Range Box

27 Cross section of a range box

28 5 6 7 Front drive axle. Wheel reducer.. Steering axle.. Axle shaft.. Shock absorber. 5. Rotary rod. 6. wheel brake. 7. Bridge body. Rear drive axle

29 Sectional view of the rear drive axle housing Sectional view of the rear drive axle differential

30 Chassis Tractor frame

31. Rear drive wheel. Front steered drive wheel. Front axle suspension.

32. Panhard rod.. Axle position sensor.. Hydraulic cylinder for turning the front wheels. Tractor control mechanism

33. Steering wheel.. Instrument panel.. Range shift lever.. Hydraulic cylinder control levers. 5. Engine control handle. 6. Brake pedals. 7. Steering column tilt pedal. 8. Clutch pedal. 9. Reverse shift lever. 0. Direction indicator switch lever. Working equipment 5

34. Lower links.. Braces.. Lifting arms.. Hydraulic cylinders of the linkage mechanism. 5. Rear power take-off shaft. Auxiliary equipment. Operator's seat.. Seat armrests.. Additional seat. Tractor cabin heating deflectors.

35 Cabin entrance ladder.. Windshield wiper.. Tractor working lights.. Rearview mirrors. 5. GPS navigator antenna. 6. Flashing light. 7. Cabin glazing.

Series 7030

The 7030 series tractor models have a long wheelbase and heavy weight. Due to this specific design, these machines are stable when working with cultivators, chisels, plows, and have increased traction and coupling parameters.

The tractor is equipped with a frame structure with a monoblock assembly. The PowerTech Plus engine is made using innovative technologies and has an IPM system. Its volume is 6.8 liters, power 195-213 hp. The speed at which the car moves reaches 50 km/h. "John Deere" is a tractor whose fuel consumption will be almost a third lower than that of Russian similar equipment. Series 7030 can be equipped with 3 types of gearboxes:

• AutoPower;
• AutoQuad-Plus;
• PowerQuad-Plus.

These tractors do not have a clutch pedal. Instead, there is a button on the gear shift lever. The front axle of the vehicle boasts a load capacity of 5.9 tons. The manufacturer has developed 3 types of front PTO in order to be combined with a front loader.

Robot or continuously variable transmission

Tractors of the 8030, 8R series offer three transmission options . These are semi-automatic Automatic PowerShift 16/5 , AutoPowr and e23 . The latest modification is especially effective for the John Deere agricultural tractor. BF-Logistic specialists recommend the e23 model when using agricultural machinery in agricultural work.

The PowerShift 16/5 tractor transmission design is focused on transmitting a large amount of torque to the drive wheels. Area of ​​use: harsh working conditions, operations with high loads. Its key characteristics:

1. Variation of speeds in the range of 2 – 42 km/h.
2. 16 forward gears . Among them, 8 are workers, 4 each are transport and low-speed.
3. 5 reverse modes.

Stepless option

AutoPowr is an alternative solution for new John Deere tractors. The unit is equally effective for transport and field work. A fundamental improvement in AutoPowr is faster response to load changes. Better adaptability ensures increased productivity without additional diesel consumption.

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Series 8R

This series is necessary for those farmers who work in the fields from spring to autumn, plowing large areas of land and at the same time not bothering with management. The 8R tractors have a 9-liter PowerTech engine with 270-335 hp.

The machine is equipped with systems based on the latest technological developments:

• electronic control;
• navigation;
• precision agriculture;
• 360° lighting;
• it is possible to connect a telematics system that controls the tractor;
• installed tracks.

A prominent representative of the 8R series is the John Deere 8430 tractor. This is a high-performance diesel machine with an engine capacity of 9 liters and a power of 305 hp. The tractor transmission - Power Shift - consists of an electro-hydraulic drive. The equipment is equipped with a large number of gears: 16 forward, 14 reverse and is prepared for installation of AutoTrac (precision farming system). The 8430 tractor will be indispensable at agricultural enterprises where large areas of land are cultivated. It has established itself as a universal, highly efficient, reliable technology with low fuel consumption.

John Deere tractor transmission

The bulk of agricultural machinery on the Ukrainian market is represented by imported units. It excels in reliability, provides more comfortable working conditions, modern technologies are introduced in these tractors, and operating costs are several times lower.

When selecting a particular model, one of the most important criteria is the tractor transmission. This unit consists of a large number of different devices and mechanisms that transmit the energy produced by the motor to functional units. You can buy high-quality components for the tractor chassis and transmission in Odessa.