Crawler homemade mini tractors


Review of models of tracked mini tractors

The most common models of tracked mini tractors for households are considered to be 3 options. Each of them has a number of its own characteristics.

Countryman

This unit is popular due to its following advantages:

  1. High level of reliability and ease of operation.
  2. The presence of a belt drive in the design.
  3. Ease of use and transportation.
  4. Availability of spare parts.
  5. Relatively low price.
  6. Economical.
  7. Air-cooled power plant, which operates via 2 belts.
  8. The total weight of the structure is 438 kg.

Model of the Uralets crawler tractor.
The universal model UM-400 is also often used on the Russian market, allowing it to perform various tasks.

Uralets

The second model most common among buyers is the Uralets. It has the following parameters:

  1. The power of the power plant is 12 liters. With.
  2. The total weight of the structure is 1.03 tons.
  3. Wheel-tracked base. This allows you to move on wheels or on tracks.

This mini tractor model uses a large hydraulic motor. However, it is compatible with other engines and is interchangeable.

Yanmar

The third leader in the segment of tracked mini tractors is the Japanese Yanmar. Thus, the Yanmar AC 18 model of this company has the following parameters:

  1. Availability of a powerful power plant (in certain modifications up to 50 hp).
  2. Possibility to purchase a model with air or water cooling.
  3. Depending on the engine power, it has 1-3 cylinders.
  4. The power plant is made according to international standards and meets strict technical standards of Japan and the EU.
  5. Availability of hydraulic transmission.
  6. Possibility of installing automatic or manual transmission on the tractor.
  7. Availability of a three-point hitch system for the use of additional equipment.
  8. Hydraulic drive of the steering system.
  9. The ability to use not only foreign spare parts for repairs, but also many domestic ones.
  10. Separate braking system, which is used on the rear pair of wheels.
  11. The presence of many sensors that increase the efficiency and comfort of using the unit.

Be sure to read: Tractor T 75

If a person uses such a unit correctly, it will last more than 20 years. During this period, its main parameters will remain unchanged.

Minitractor Yanmar

Thanks to such mini tractors on caterpillar tracks, it is possible to significantly simplify the performance of various works. And the presence of a wide variety of models allows you to choose the best option for specific purposes.

Homemade tractors and all-terrain vehicles

Detailed step-by-step photo report: do-it-yourself homemade 4x4 mini tractor, dimensions and description are included.

We present to your attention a new project by Victor Miller: a homemade all-wheel drive mini tractor.

The homemade product is equipped with a Lifan gasoline engine with a power of 6.5 hp, a fracture-type frame with a rotating unit from a VAZ hub, and Zhiguli axles (without blocking).

Below is a photo of the step-by-step construction of a homemade mini tractor.

First of all, I assembled the front half-frame from a channel and installed the axle.

Mini tractor frame dimensions.

The VAZ bridge has been shortened.

I made a mount for the 5 mortar gearbox. I immediately welded a small star from Izh to the soft connection.

I made a mount for the Lifan 6.5 hp engine.

Designed tension rollers for the chain and belt. Well, I installed the support bearings.

Belt clutch.

I shortened the bridge for the second half-frame. The axle shafts were shortened by 23 cm. The track turned out to be 83 cm.

I assembled the second semi-frame of the mini tractor and connected it into one. Swivel unit from the hub of a VAZ 07.

I made a steering wheel. The bipod on the hub had to be bent in the opposite direction and down a little so that the steering linkage would not touch the frame.

Installed the brake system. For now, the brakes will be on the rear wheels. GTZ from VAZ - 2109.

Installed a second chain tensioner. One tensioner could not cope with heavy loads. At 1.2 speeds it runs normally, but at 3,4,5 and reverse speeds the chain skips and falls off.

I made a hitch.

I thought one belt would not be enough, it would slip. Practice has shown that it is possible to drive on one belt, because many walk-behind tractors plow gardens with only one belt and with a maximum load.

All-wheel drive works great; with rear-wheel drive it would have been stuck a long time ago. Well, in general, I am pleased with the result of my work! It turned out to be an excellent DIY mini tractor.

Video: transporting potatoes on a homemade mini tractor.

Homemade author: Victor Miller.

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Homemade caterpillar mini tractor

It's also worth considering how to make homemade caterpillars. This can be done using improvised means that many car enthusiasts have, as well as by purchasing the missing parts. It is also important to consider the need to have:

  1. Drawings. The absence of such diagrams will not allow the structure to be assembled correctly. It indicates all dimensions, sequence of actions and number of parts. The drawings should always be available so that, if necessary, they can be consulted for effective assembly of the contraction.
  2. Tools represented by a grinder, a drill and a welding machine.

In addition, during the assembly process you need to be as focused and attentive as possible. Every nut or bolt must be tightly tightened, and all welding seams must be thoroughly cleaned. Crawler homemade mini tractors by their design consist of the following parts:

  1. Frame. To assemble this element you will need several spars and traverses.
  2. Engine. It is recommended to use diesel options with a power of 12 hp, but there are no restrictions in this regard. It is important to have torque, as well as a sufficient level of traction.
  3. Bridge. It is best to use for this purpose a bridge taken from an old car, which can only be shortened.
  4. Caterpillars. Here it is important to take 4 wheels and a pair of tracks from an old tractor or other unit.
  5. Transmission. The best option would be a model taken from the GAZ-53.

The clutch can be borrowed from GAZ-53 cars.

The main difficulties in the assembly process lie in the need to adjust all the parts. In some cases, some of them will need to be redone. Because of this, it is recommended to adhere to the following sequence:

  1. First, assemble the frame and mount the supports for the rollers on it.
  2. Install the power unit and gearbox along with the clutch.
  3. Next install the brakes and differential.
  4. Now you need to mount the control parts and arrange the operator’s position.
  5. After this, the tracks are installed and adjusted.
  6. All additional elements are installed.
  7. At the end, it is necessary to test all components and assemblies for operability.

Be sure to read: Tractor DT-75

This plan is approximate and only shows the order of work. It is important to remember that each stage has its own subtleties. In the video you can see an approximate procedure.

What is more profitable to use in the household - a homemade product or a factory model?

There is no clear answer to this question. Each option has its own characteristics, which in some ways will be better than others. For those who are well versed with technology and tools, it will not be a problem to assemble homemade units according to the drawings. If they are not available, it is worth purchasing factory models.

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