» Fixtures »We assemble a simple and reliable lawn mower from the engine from the washer

We assemble a simple and reliable mower from the engine from the washer



Hello fans to craft, I propose to consider homemadewhich will keep your lawn in a neat condition. It's about a small lawn mower that can be made from the motor from an old washing machine. Such engines are not particularly resourceful, but high-torque, which allows you to successfully mow grass with large-diameter knives. Mowing at low speeds is due to the large angular speed that a large-sized knife develops. The assembly design is very simple and reliable. Of the main observations, only the absence of a protective cover over the engine can be noted. If you are interested in the project, I propose to study it in more detail!

Materials and tools used by the author:

Material List:
- thick sheet steel;
- motor from the washer;
- a steel plate for a guard;
- a piece of good steel for a knife;
- small wheels;
- pipe or fittings for the handle;
- cable, switch.

Tool List:
- welding machine;
- grinder;
- roulette;
- tools for threading;
- puller for pulley.

Homemade manufacturing process:

Step one. Foundation preparation
First of all, we will prepare the basis, for this you will need a piece of thick sheet steel. The base must not bend and the motor must be securely fixed to it. We clean the base well and trim the excess with a grinder. You will also have to cut or drill a hole under the motor shaft and body protrusions, if any.






Step Two Finalization of the engine shaft
Remove the pulley from the motor shaft, if the motor is old, the pulleys can sit quite firmly, especially if the pulley is made of metal. The author used a puller and heated the pulley with a gas burner so that it could be removed.

After removing the pulley, we cut the thread for the nut on the shaft, which will hold the knife. Such work is best done by two, one should hold the shaft with an adjustable wrench. Also, under the shaft, you need to pick up a sleeve, a tube of a suitable diameter is suitable.






Step ThreeBase engine mounting
The author installed the motor on the basis of a fairly simple and reliable. By welding, we weld the engine mount brackets to the base. If there are no such fasteners, we fasten the motor with bolts and nuts.




Step Four Knife
We make a knife for a lawn mower, for this you need a piece of a steel plate. Steel from an old hand saw is quite suitable, but you can try to adapt a circular disk on a tree of large diameter. We sharpen the edges of the plate and drill a hole under the motor shaft in the center. Note that the hole must be clearly in the center, otherwise vibrations will occur.



Step Five Wheels
We install wheels on the lawn mower; the author simply welded the wheels to the base. The wheels are suitable for children’s bicycles, strollers or even large-sized children’s toys. It is important to weld the wheels correctly in order to get the necessary clearance between the ground, do not forget about the shield.



Step Six Shield
Be sure to make a shield around the knife so that stones and other dangerous objects do not fly into you. Also, the shield will allow you to collect ground grass in the grooves. The shield can be welded from a steel plate of suitable thickness.


Seventh step. Pen and connection
We make a handle for a lawn mower, the author has welded it from a profile pipe. Such an approach is bad in that the structure is heavy, and there is also a danger of electric shock. The handle can be made of a piece of sewer pipe. We connect a cable with reliable insulation and a switch on the handle cases. Instead of a switch, you can adapt the plug with a socket.

After that, the mower will be ready to devour your grass. The homemade product works perfectly, the grass mows without problems and smoothly. Of course, such a machine will not pull high vegetation, but it’s quite possible to trim the lawns with homemade products. On this project can be considered successfully completed, I hope you liked the homemade work, and you found useful thoughts for yourself. Good luck and creative inspiration, if you decide to repeat this, do not forget to share your ideas and homemade things with us!









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9 comments
ozi
It's fun to do it yourself. But you need to look at least a little ahead. Trimmer power 1 kW - none. The mower should be well 2 kW to start. I have 7.5 drugs. And here ... Yes, and I myself want to at least make more beautiful. "Ugly mowers do not fly"))
Guest VALERI
For two seasons I mow the lawn with a mower from another Soviet drill of 250 watts. Knives made of clerical blades. It takes 3 packs per season. It is quite satisfied.
We have shortened many proverbs and sayings in the hope that everyone knows the continuation, but it (the continuation) has taken, and it has been lost, as well as the meaning itself. For example, offhand, “whoever remembers the old one is over there (and whoever forgets both of them). So it turns out like in the movie Kin-dza-dza-“ And this kid thinks in continuation languages ​​that he doesn’t know ”.
Pronin
I didn’t understand in the old proverb - like 2 fools
Initially, the saying was: "There are two fools in the market: one buys expensive, the other sells cheaply" ... then they shortened it and its true meaning was lost ... smile
Quote: Korolev
my grandfather said: "There are two fools in the market, one is selling, the other is buying!" xaxa

I did not understand in the old proverb - like 2 fools.If one does not sell well, then the second is the winner (not a fool).
Valery
Maybe I drank non-working stuff for barbecue?))))
Valery, calm your conscience, my grandfather said: "There are two fools in the market, one is selling, the other is buying!" xaxa
I once did with an activator washer. Only my motor stood on an inverted iron basin serving as protection)))). Immediately gave it to a man. He dragged the same engine and a bunch of iron and asked him to collect. I got fancy under the barbecue in cognac, and gave it under the motto "Take this, and I'll collect it for myself."
That's interesting ... Does she mow? ))))
In the sense that I only "tried a bit" then ... And now everyone writes that "the motor is weak", "at least a kilowatt," etc. ....
With that person, we have already "lost" ... But now already ... somehow my conscience is in the way ... Maybe I drank non-working stuff for barbecue?))))
Has anyone really used it? Enough power weak motor?
P.S. In the activator, however, the asynchronizer stood with a heavy rotor. That is, there is a lot of torque there ... But the motor is only a couple of watts of two hundred ...
the electric motor will work out several cycles of power and will order a long life

First saw such a mower in the early 80s in the army. The motor from the washer was installed on the platform of the pram. They mowed the territories assigned to each company of the company, and whose territory she didn’t remember exactly, but gave her foreman with the condition: “you’ll burn the engine, you will remove it from your washing machine”, they trembled above her, like over Zhiguli. And nothing, I went on a demobilization, I didn’t hear that it burned down. And the engine was completely without a casing, so there were more than one hundred cycles, and he definitely worked for two seasons.
Mowing on low revs occurs due high angular velocity, which develops a large knife.

Angular velocity is measured in rad / sec. It shows the speed of rotation of the point around the center of rotation. And here it does not matter at all how far it (the point) is from the center. Therefore, the diameter of the knife does not matter at angular velocity.
Another thing is that as the diameter of the knife increases, the LINEAR speed of the point will increase.
At a low angular speed (read - low engine speeds), one hassle to work with such a lawn mower. Thick straight stems will be cut. Thin and soft will simply bend as the knife passes through them.
In addition, an open electric motor will work out several cycles of power and will order a long life - the bearings will clog with raw grass.
Homemade so-so

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