Cutting machine for metal disk do-it-yourself drawings. Do-it-yourself pendulum saw for metal Pendulum saw for metal drawing

It is quite a useful tool with which you can solve a wide range of problems. This equipment allows you to cut tiles, stone and metal, as well as grind surfaces. But if you have a stationary machine available, it will become much easier to perform these works. You can make such a device yourself in your garage.

Advantages and disadvantages of a homemade machine

If you often work with an angle grinder, then you have already felt its weaknesses. Oddly enough, they are expressed in dignity - mobility. The operator does not always have the opportunity to fix the parts during cutting, and the slightest vibration can cause the destruction of the abrasive disc, which quite often causes injuries.

Mobile equipment is difficult to control with perpendicular cuts. This is true if you take into account the thickness of the disk and compare it with the mark and material. Using an angle grinder is not easy to cut several parts that should have the same dimensions. This applies to twigs and small pipes, after cutting which the parts also have to be trimmed. In addition, your hands will be busy, which leads to fatigue and a decrease in concentration. This should be taken into account for the reason that the angle grinder is one of the dangerous tools.

Why you should use the machine

Kickback when working with this device is a rejection of the equipment when the grinding disc is jammed in the product. The danger of this outcome lies in the concomitant destruction of the circle. At impressive speeds, fragments of abrasive can injure the operator.

A kickback can also occur at the end of the cut, when the elements are connected by a small jumper. In this case, it is recommended to stop the tool before completing the cutting of the workpiece. The circle is removed, and the part is cut off on the reverse side. A stationary machine that you can make from improvised materials solves all of these problems. It can also provide additional security.

Making a machine from corners and a metal pipe

If you are faced with the question of how to make a cutting machine from a grinder, then you can do quite simple design spending the minimum amount of money on it. It will only take a few hours. The device will be a long metal pipe, which will act as a frame and a handle.

If you want to make a cutting machine from a grinder with your own hands on wood, you need to weld a metal bar to one of the ends, which will be located across. Two holes should be made in it, which will serve to fix the grinder. The pipe is fixed on the same side to a small piece of the corner on the movable shaft. The corner is fixed to the desktop or attached to the floor in the working room.

When making a cutting machine from a grinder with your own hands, on the opposite side you will need to install a spring that will ensure that the structure returns to its original position. On this we can assume that the machine is ready. It will only need to properly fix the angle grinder.

When making a cutting machine from a grinder with your own hands, you must remember that this option is one of the simplest. It is suitable for those who prefer to work with metal. If you need precision in your work, then the design should be made more stable.

Machine with bed

Before you make a cutting machine from a grinder with your own hands, you should consider whether it needs a bed. To do this, prepare:

profile pipe;
corner;
welding machine;
Metal sheet;
drill;
channel;
identical bearings;
pipe;
spring;
pedal;
relay.

Metal will be needed for the platform. If you want to make a lighter version, then you should take care of the presence of chipboard. When choosing a pipe, you should be guided by the fact that it will have a small diameter. If you are not used to working with welding, then you can replace the manipulations with the device by installing strong bolts. This option will allow you to disassemble the machine, if necessary.

You must approach the manufacture of equipment from a piece of parts that will make up the frame. In order for expensive material not to be spoiled, it is better to draw up a drawing. Each model of angle grinder will need its own scheme, because the tools may differ. In some devices, you can remove the handle, while in the case of others, you will have to install a stand for the grinder. For different disk sizes, you will need a frame with certain parameters.

Making a simple frame

If you want to make a simple cutting machine from a grinder with your own hands, then you need to focus on the frame. Its simple design will consist of two frames that are mounted on a common axis. The bottom frame is fixed on the platform. The latter can be made of chipboard or metal.

If the grinder is quite large, then it is better to use metal. The frame to which the angle grinder will be screwed must rotate vertically according to the pendulum principle. To fix the starting position, you need a spring. A mount is fixed to the lower frame, including a movable clamp and a pressure bracket.

Supplementing the machine with a ruler

How to make a cutting machine from a grinder - this question remains relevant in the circles of home craftsmen. It is important to provide measuring units in such equipment. They allow you to cut workpieces with high accuracy up to 1 mm. In this case, it is better to use a movable ruler with a limiter. It is welded to the tube. With its help, the exact size is set. Fastening is carried out by a face screw.

Electronics

Before starting work, you should consider a photo of cutting machines from a grinder. With your own hands in this case, you can make any model. But each of them must have a foot pedal. This node will ensure the convenience of work. It can be replaced by a button with switching through a 12 V low-voltage relay. The voltage to the angle grinder will be supplied through it.

This uncomplicated design frees the operator's hands for precise cuts without the need for a vise. Accurate measurements can save you time. This tool can be used instead of a cut-off saw for metal, and if necessary, you can disconnect the angle grinder, returning it to a mobile state.

Security measures

If you decide to make a cutting machine from a grinder with your own hands, you must remember about safety. If the option is stationary, it is important to consider the direction of the tool and the position of the casing, which should cover the area where the operator is located. If you have a machine, you may find it necessary to attach a wood saw blade to your angle grinder. No matter how strong the desire, it is absolutely impossible to do this.

Wood is a heterogeneous material that may have knots or nails. The grinder works at a high speed, which exceeds the speed of a standard sawmill. This pretty quickly disables the saw blade.

Comparing grinding and abrasive discs with saw blades, you can understand that the latter have sharp teeth. For the sake of a quick cut, it's not worth risking your health. After installing the equipment and a new drive, the grinder should be checked for a minute by starting the device at idle. The circle must not collide with obstacles or touch the casing.

Making a machine from a profile pipe based on a lever mechanism

You can make a cutting machine from a grinder with your own hands using a profile pipe. For construction, blanks should be cut. Profile pipes are perfect for the frame. A metal profile will act as a cantilever mount. In addition to this node, you must prepare a steel bar and a metal tire.

If the design will have a supporting platform, then you will need to cut sheet 4 mm steel in size. To the lever, which has the form of a profile pipe, a transverse axis in the form of a shaft for a swivel should be welded. When attaching the shaft to the mobile mechanism, you must maintain perpendicularity.

A U-shaped bracket is prepared from a steel tire, in the sides of which holes for bolts are made. With the help of mechanical fasteners, the gearbox housing of the angle grinder will be fixed.

Before starting work, you must study the intricacies of the drawing of a cutting machine from a grinder; in this case, with your own hands, you can make equipment in just a few hours. Using a steel bar, an envelope collar should be made, which will act as a stepladder.

To fix the body of the device to the mobile mechanisms, a clamping bar is made. It is a metal plate, the width of which exceeds the corresponding values of the clamp by 20 mm. Holes are provided on the edges of the pressure plate, where the threaded ends of the stepladder will enter. Fastening is carried out with nuts with a suitable thread.

Finally

Quite often, do-it-yourself drawings of a cutting machine from a grinder are prepared. You, too, can follow the example of many home craftsmen. But if you are unable to complete the scheme yourself, you can use the one presented in the article. If you want to simplify the process of cutting samples and not work manually, then it is better to install the grinder on the machine, making the equipment stationary. This will allow you to cut blanks with the same linear dimensions.

Having prepared drawings for a cutting machine from a grinder with your own hands, you can get to work. This approach is advisable if you do not want to purchase an industrial production unit. The reluctance of consumers to buy factory models is due to their high cost, which starts from 22,000 rubles.

The pendulum saw is a power tool for working on wood and metal with your own hands. The device provides a fast and accurate cut of workpieces. Many people think that the pendulum saw and reciprocating saw are identical units. In fact, there are certain differences between them.

The saw performs reciprocating movements during operation. The saber works the same way.

A cutting pendulum electric saw is a fairly compact machine, where the cutting tool is a disk and is mounted vertically on a special pendulum.

The size of the device, depending on the model and power, may vary. The pendulum provides the ability to raise and lower the cutting blade when working on metal or wood.

The range is extensive, which allows the buyer to choose such popular saws as Makita, Zubr, PM 400, etc.

Device Features

Drawing of a typical saw device

Circular and pendulum saws have approximately the same principle of operation;
The main difference between the devices is that with a disc cutting tool and the engine are fixed motionless, while with a pendulum device they rise and fall due to the pendulum;
Cutting pendulum installation provides a high-precision cut at a right angle;
Additionally, tools such as PM 400, PM 55, Interskol, Zubr, Makita, KD 300, PM 70 and other representatives of the pendulum saw segment are capable of cutting at an angle;
Often, a cutting system for cutting wood or metal includes an abrasive disc;
The use of appropriate disks allows you to work efficiently. To process a particular product, you just need to replace the canvas;
The canvas can also be universal, allowing you to cut all kinds of workpieces with one disc;
A modern pendulum electric saw for cutting workpieces is distinguished by the fact that the cutting blade and disk can be replaced in the shortest possible time. The leaders of the segment in the face of PM 70, PM 55, KD 300, Zubr, Makita, Interskol, PM 400, etc. differ in this;
Each cutting tool must be equipped with protection systems. This is because the rotating cutting blade is potentially hazardous;
By selecting the desired size of the device, you can cut blanks at home;
Manufacturers offer both domestic and industrial models.

With quite significant advantages, a detachable pendulum electric saw has several disadvantages.

For sawing, you have to apply considerable effort, as when using a grinder.
The cut-off saw has certain restrictions on the width of the material being cut.
The device does not have high performance, therefore it often serves as an auxiliary equipment in factories or in home workshops.

The estimated price of devices for home use is from 12 to 40 thousand rubles.

How it works

To perform cutting of materials, you need to find out exactly how a pendulum-type electric saw functions.

A pendulum saw can safely be called a circular saw. Here the circular is mounted on a special frame;
The machine works from the mains;
Factory models can be equipped with special turntables, due to which the device is used as a miter box. This function cannot be called necessary, but sometimes its relevance is in demand;
The cutting-off electric saw got its name due to the fact that the cutting blade is lowered with its own hands along the pendulum path onto the workpiece, and when the cutting ends, it rises to its original position;
Depending on which canvas is used, what is the size and power of the device, factory and homemade electric saw can cut metal, wood, tiles, porcelain, plastic, glass, etc.;
Cutting discs are used to cut metal. They can be borrowed from the grinder;
If it is a tree, a canvas from a circular is used.

reciprocating saw

In home workshops, grinders, circular saws, pendulum saws, reciprocating saw. All of them have their own design and technical features.

So that you don't have trouble finding the differences between a pendulum saw and a reciprocating saw, let's make some things clear.

A home reciprocating saw is great for the job;
Like a pendulum, a reciprocating saw can be equipped with special blades for wood or metal, or universal cutting tools;
The reciprocating electric saw is distinguished by reciprocating movements;
The device has a compact size, it is convenient to use in a home workshop;
A reciprocating electric saw is a great alternative to a hand saw, which has certain limitations and difficulties in operation;
The main disadvantage that a reciprocating saw has is vibration during operation. Especially noticeable vibrations occur when working on wood or metal of great thickness.

Do-it-yourself pendulum machine

When there are a variety of devices on the market and a completely appropriate question arises about the relevance of homemade saws.

A homemade saw usually has small size construction, shaft, a compact prefix assembled by hand is used. You can make a device from a grinder, an electric drill or just an electric motor.

Some manage to create a worthy alternative for Makita and Zubr saws. Cutting wood and metal homemade devices often surpasses factory models. To achieve what you want, you will need to pick up the drawings, take the engine from the grinder, electric drill or other device, watch the video and photo of the unit assembly guide.

First you need to take an electric motor. The first home-made installation may well be an attachment to an electric drill. Experts advise for cutting in a home workshop to use an electric motor from a grinder for a pendulum saw.
From the grinder's engine, rotation to the spindle can be transmitted using belt drives. Perfect for these purposes homemade construction based on a wedge automobile belt.
If the attachment to the electric drill is not your option, then to fix the future pendulum device, build a frame out of metal. Used metal square section.
On the one hand, the spindle housing is welded to the metal frame, and on the other, there will be a platform for installing the grinder engine. Don't forget the shaft size. Correctly choosing the size of the shaft is extremely important for the device to turn out right. Usually, the size of the shaft is indicated in the drawings, on the basis of which home-made pendulum saws are assembled.
Be sure to make a groove in the frame that is necessary to pass the saw's rolling axis. For these purposes, again, with the help of a grinder, cut a piece of pipe.
When welding the frame, make sure that the rolling axis, grinder motor and spindle are parallel.
Think about the issue of a protective casing, which is usually made from a sheet of metal. A drive handle is installed on the belt cover.

Section: Machine tools and tools

The purpose of our work will be the manufacture of a cutting machine with our own hands. There is no need to describe how useful and necessary such equipment is in the work of any craftsman. and just in business.

We will start manufacturing from a frame-frame, its dimensions 700*1000*900 mm.

A corner of 25 * 25 mm will perfectly serve as a material for the frame, we cut the workpiece with a grinder and weld it. We weld channel No. 10 to the upper plane of the frame at a distance of 70 mm from the edge, to which, in turn, two vertical posts from a 40 * 40 mm square are attached with bolts.

The uprights are connected by a #216 12mm shaft with a clad sleeve (to avoid end movement of the disc, the shaft-hub connection is made with a sliding fit with minimal clearance). A rocker arm from the same channel No. 10 with a size of 800 mm is welded to this bushing, and in such a way that the shoulders are related as 1: 3.

An electric motor is mounted on a smaller part of the rocker arm, and a working shaft is mounted on the larger part, the transmission of movement will be carried out using a belt drive.

Now about the electric motor. Preference should be given to asynchronous motors, as more reliable and durable. Practice shows that for normal operation with a cutting disc # 216 400 mm, a "three thousand" with a power of 2.2 kW, powered by a three-phase network, is ideal. A thousand and a half will do, but the gear ratio of the belt drive must be chosen so that the shaft is about 6000 rpm. In case of power supply from a single-phase network. engine power should be increased by 30% and run and start capacitors should be used.

We order the working shaft with supports, flanges for the disk and a pulley for the “A” type belt to the turner, and the flange protrusion should be # 216 32 mm. In this case, the machine can be installed as cutting disc, and a saw blade for wood. Both motor and shaft are attached to the shaft with M10 bolts and nuts.

The rocker stroke is limited by the chain, and springs are installed on the engine side to facilitate the return (for example, from a sports expander). Chains and springs are fastened with bolts.

The table is made from a planed board 40-50 mm, and covered with plywood or USB to level out small irregularities.

And further important point . When installing the shaft, install the saw blade and carefully check the perpendicularity of the planes of the blade and table. If necessary, the position of the shaft must be leveled by using shims on the shaft bearing supports.

And finally, the last. DO NOT FORGET to provide disk protection.

The disc operates at high speeds, abrasive and metal particles can fly out, and in the case of saw blade with hard-alloy soldering, departure of the last. Disk protection is a must!

What is needed for a cutting machine

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Do-it-yourself cutting machine from a grinder - convenience and practicality!

Bulgarian is a very useful and versatile tool. With it, you can cut metal, stone, tiles and, of course, grind surfaces, but sometimes it is much easier and more accurate to perform these works with a stationary machine. Fortunately, you can make a cutting machine from a grinder with your own hands!

Homemade grinder machine - pros and cons

If you have to hold a grinder in your hands often enough, you probably managed to feel its disadvantages. Weak spots tools stem from its main advantage - mobility. Firstly, it is not always possible to fix the parts during cutting, and their slightest vibration can lead to the destruction of the abrasive disc, which in turn is fraught with serious injuries.

Secondly, it is rather difficult to control a clear perpendicularity of the cut with a mobile version of the tool, take into account the thickness of the disk in relation to the mark and the material being cut, and even hold it if necessary. Thirdly, it is quite difficult to cut several parts of the same size with a tool, especially when it comes to twigs and small pipes - after cutting, you also have to trim the parts.

And, of course, the employment of both hands and the utmost tedious concentration during work, since the angle grinder is one of the most dangerous tools. What is only worth a kickback - a sudden rejection of the tool when the rotating abrasive disc is jammed in the workpiece. The danger of kickback lies not so much in the rejection of the tool as in the concomitant destruction of the circle. At such high speeds, fragments of abrasive can seriously injure the operator.

Especially often, a kickback occurs at the end of the cut, when only a small jumper connects the parts. In this case, it is recommended to stop the tool without cutting the workpiece to the end, remove the wheel and cut the part from the back side. Cutting machine, which you can design with your own hands from enough available materials, is able to solve all these problems and provide additional security.

Making a cutting machine - an easy option

Finding a ready-made machine on the shelves of the store that meets your needs at first glance is enough simple task. But there is hardly a design that is completely made with all the requirements, because the requirements are different for everyone! In such cases, the owners of the machines are trying to improve or remake them, but they face very serious obstacles - either the manufacturers made the machine from alloys that are very difficult to work with by welding, or they did not take into account the little things that you need specifically - for example, an accurate ruler or a more elastic spring. Remaking someone else's is much more difficult than making your own!

Simplest homemade machine for a small grinder with your own hands, you can do it at a minimum cost and in just a few hours! The finished structure will be a long metal pipe that acts both as a frame and as a handle. Closer to one end, a transverse metal bar with two holes for fastening the grinder is welded.

On the same side, the pipe is attached to one side of a small piece of the corner on the movable shaft, while the corner itself is attached on the other side either to the desktop, or just to the floor in the garage! On the opposite side of the mount, it is important to fix the spring, which will allow the entire structure to return to its original position. That's all - the machine is ready, you just need to properly fix the grinder. Of course, this option is for the simplest work, for more accurate and complex procedures, it is necessary to make a more complex design.

Do-it-yourself cutting machine from a grinder - for precise work!

To make a cutting machine, you will need the following materials and tools: steel corner, profile pipe, a sheet of metal for a platform (or a lighter chipboard version), a welding machine, a channel, a drill, a shaft, several identical bearings, a small diameter pipe, a spring, as well as a relay and a pedal. Welding, if you think about it, can be replaced with strong bolts - that's what you need a drill for. By the way, this option will allow everything else to disassemble the machine if necessary.

How to make a cutting machine from a grinder with your own hands - step by step diagram

Step 1: Details and Drawing

The manufacture of the machine should begin with cutting parts onto the frame. To prevent damage to expensive material, carefully study the numerous drawings that can be found on the Internet or follow the models on the shelves. In the latter case, draw up a drawing yourself, for this you do not need special skills - the main thing is to present the finished structure and its proportions on paper. Each angle grinder needs its own drawing, because tools from different manufacturers can radically differ - somewhere you can remove the handle, somewhere you will have to come up with a stand for the whole grinder! Plus, under different sizes disk needs a different frame.

Step 2: Frame

The simplest frame consists of two frames on a common axis. The lower frame should be fixed on a platform - metal or chipboard. If the grinder is large, it is better to use metal. The upper frame, to which the grinder is screwed, must rotate vertically relative to the lower one, like a pendulum. A spring is needed to fix the starting position. A mount is welded to the lower frame, which consists of a clamping angle and a movable clamp.

Step 3: Ruler

It is very important to provide measuring details in the machine, thanks to which you can cut workpieces with an accuracy of up to 1 mm. In this case, a movable ruler with a limiter welded to the tube is best suited. After setting the exact size with it and fixing it with an end screw, you can get to work!

Step 4: Electronics

For convenience of work, provide in the design a starting pedal or a button with switching through a low-voltage relay of 12 V. Through it, voltage will be supplied to the angle grinder. With the help of such a simple design, we free our hands, achieve an accurate even cut without the use of a vice, and save time on accurate measurements. This tool will replace the metal cut-off saw, and if necessary, you can always return the angle grinder to its mobile state.

Do-it-yourself machine for a grinder - safety is paramount!

When working with a grinder, stationary or manual, safety must always be remembered. In the case of the stationary version, you need to take into account the direction of the tool and the position of the guard - it is important that the guard completely hides the area in which the operator is located. If you have a machine, you will probably want to use the tool for other purposes - for example, attach a saw blade for wood to the angle grinder, which is absolutely impossible!

Wood is a heterogeneous material, it can contain knots or even nails. The rotational speed of the angle grinder significantly exceeds the prescribed speed of a standard sawmill, which will very quickly render the saw blade unusable.

But, in addition, unlike abrasive and grinding discs, saw blades have sharp teeth that pose a high danger. Risking your health for a quick cut is simply unwise. After installing the tool and a new disc, the work of the grinder should be checked for at least 1 minute at idle - the circle should rotate completely freely, without excessive vibration, without touching the casing.

Leave the solution for 5-6 hours. Then the foam will separate and rise up, and liquid will remain below. It is necessary to carefully drain this liquid and smear the picture with it in several layers. After each layer, the painting must dry completely. Then you can hang a picture and forget about it for half a year or a year. Then the picture should be washed with water. After that, you can safely cover the picture with varnish.

How to pour sugar into a glass: In order to pour sugar into a glass, you need to take a spoon, scoop it up, bring it to the cup and pour it out! ?

Do-it-yourself cutting machine from a grinder

Milling Machine DIY Drawings

Video how to make a cutting machine for metal from a grinder

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If you have to hold a grinder in your hands often enough, you probably managed to feel its disadvantages.

The weak points of the tool stem from its main advantage - mobility. Firstly, it is not always possible to fix the parts during cutting, and their slightest vibration can lead to the destruction of the abrasive disc, which in turn is fraught with serious injuries.

Thirdly, it is quite difficult to cut several parts of the same size with a tool.. especially when it comes to twigs and small pipes - after cutting, you also have to trim the details.

And, of course, the employment of both hands and the utmost tedious concentration during work, since the angle grinder is one of the most dangerous tools.

What is only worth a kickback - a sudden rejection of the tool when the rotating abrasive disc is jammed in the workpiece. The danger of kickback lies not so much in the rejection of the tool as in the concomitant destruction of the circle. At such high speeds, fragments of abrasive can seriously injure the operator.

Especially often, a kickback occurs at the end of the cut, when only a small jumper connects the parts.

In this case, it is recommended to stop the tool without cutting the workpiece to the end, remove the wheel and cut the part from the back side. A cutting machine, which can be constructed with your own hands from fairly affordable materials, is able to solve all of these problems and provide additional security.

2 Making a cutting machine - a simple option

Cutting machine from grinder

Having worked a lot as a grinder, I came to the conclusion that it is possible to operate this useful tool more efficiently.

And here's what I came up with.

■ It is difficult to cut multiple parts of the same length from small pipes, rods, etc.

It takes extra time to trim, and each time you have to set a new mark.

■ It is necessary to constantly control the perpendicularity of the cut, take into account the thickness of the disk in relation to the tube and the mark, so that there is no error.

■ Vibration of the workpiece during cutting leads to the destruction of the disc in a matter of seconds.

By transferring a hand tool to the category of a stationary one, I eliminated the listed shortcomings.

The machine consists of two frames on a common axis (photo 1, 2).

The lower one was rigidly fixed on a chipboard plate (Fig. 1).

403 Forbidden

The upper one, with a bolted grinder B, rotates vertically, like a pendulum, relative to the lower (Fig. 2). The initial position of the tool is fixed by a tension spring.

To lower the cutting disc, I press the handle of the grinder down. When released, the cutting part returns.

A collapsible attachment unit is welded to the lower frame, consisting of a movable clamp and a pressure bracket (photo 3).

Below is a movable measuring ruler with a limiter welded to the tube.

Having locked the bar with an end screw, I only set the size once (with an accuracy of 1 mm), after which I cut the required number of absolutely identical parts of any size - up to the rings.

I start the machine with a pedal with switching through a low-voltage relay (12 V), which, with its powerful contacts, supplies a voltage of 220 V to B. Accordingly, neither the pedal nor the wire located on the ground, even if the insulation is damaged, poses a danger to humans.

I install, remove and fix B with the help of a clamp, which is used on the top covers of boxes for storing and transporting equipment (like an overlay). The weight and dimensions of the machine allow it to be transported in a car box.

Advantages of development

■ No vice needed

■ Gets a very even cut

■ Pedal frees hands

DIY cutting machine

I plan to cook the frame of the stairs to the second floor and for maximum accuracy of cuts at an angle, a cutting machine is needed.

I began to look closely at them, but for some reason the prices are not very childish, and in the economy in the future it will have little use. At the insistence of the interviewees, the option of installing a cutting wheel for metal in a miter saw for wood was discarded.

I decided to pay attention to the fixtures for grinders.

Watched different variants, the price is ****as from 300 to 600 thousand, but in all I did not like the longitudinal play.

Because of this backlash, there can be a run-up in the angle of up to 5 degrees. Nah such happiness? After some thought, I decided to pile myself such an adapter on my own. It's a pity to throw 300 thousand on him.

What I needed:

* grinder

* welding machine

* clamps

From materials, used iron was used, 3 bolts f 16 were bought for fastening the grinder and friends prompted the carriage from the bicycle.

As a result, personal time was spent - it is priceless

4800 for three bolts from speculators

10,000 for cutting wheels

Well, with a dozen electrodes and a couple of kilowatts of electricity.

After the wallpaper has been glued: After wallpapering the walls in the room, do not leave the room to ventilate, as the pasted wallpaper will begin to fall off or become covered.

Keeping nails close at hand: Sometimes we put nails or screws in our mouths, in our pockets, or simply in our hands. It is much better to hang a magnet around your neck. On it, they will be securely held in any quantity and hands and mouth will be free

Homemade vulcanizer - manufacturing and application

If you have a punctured tire, the easiest option is to go to a tire shop. However, there are many who like to do everything themselves, and tire fitting is not always nearby. Sometimes the costs associated with contacting a tire service (road, time, the procedure itself) result in a substantial amount, especially if you have to use this service often.

In general, for various reasons, for those who wish to repair damage at home, I offer several options making a homemade vulcanizer With minimal cost. With the help of a home-made vulcanizer, for example, made from an iron, you can quickly and reliably repair cars, motorcycles and bicycle cameras, air mattresses, heating pads, various apiaries, inflatable toys, etc.

One of the most common options for a homemade vulcanizer is the option using an old iron.

The reason for this is the new, more functional irons, and the old (Soviet) irons, in working order (if you don’t have any left) can be easily found with a neighbor. Here is a free basic part of the vulcanizer for you.

Below are a few designs. Which one to choose is up to you, the main idea is the same, the difference is how to provide a clamp connection at the place of vulcanization of a rubber product.

Raw rubber is soaked (for a while) in gasoline, the size is slightly less than the size of a patch.

The puncture site is treated with sandpaper (size - with a margin), wiped with gasoline. A patch is cut out of auto-chamber rubber, the edges are rounded. The patch is also processed with sandpaper, then with gasoline. Next: raw rubber on the hole, a patch on it, we clamp everything in our vulcanizer. You can put a piece of newspaper underneath to keep the rubber from sticking to the vulcanizer plate.

Wait for the water to boil when it hits the vulcanizer (15-20 minutes). Turn off the vulcanizer, wait a bit, remove the vulcanizer, let the rubber cool. They also check the temperature with the help of granulated sugar: if its grains in contact with the hot vulcanizer begin to melt and turn yellow, then it’s time to turn off the vulcanizer.

If your thermostat works, set it to 150 degrees. (approximately for ironing silk). The thermostat can be adjusted empirically. If there is a smell of burnt rubber, this is a sign high temperature if the patch is poorly fused (vulcanized) - a sign of insufficient temperature or short vulcanization time.

After one or two times everything becomes clear and vulcanization can be put on stream 🙂

For more specific work, you will need a simple mold, which is made from two steel plates 6-8 mm thick and 40X60 mm in size. Four holes are drilled in the corners and an M4 thread is cut to tighten the halves with screws.

The inner edges of the plates are slightly ground down so that the edges do not cut into the rubber. In the case of a complex configuration of the parts to be repaired, the plates are given an appropriate shape or additional holes and grooves are made.

Before starting work, the treated area is carefully cleaned (the edges of the apiaries are cut at an angle of 45 °) and degreased with light gasoline (B-70).

Then, a patch of the required size from raw rubber is applied to the repaired place, put into the mold and tightly tightened with screws. Putting on a heated iron in such a way that the entire plane of the lower half of the mold touches the heating surface, give an exposure of 10-15 minutes.

During operation, make sure that the rubber does not touch the hot parts of the iron.
Grooves for gluing the belts are drilled with the mold halves tightened, and the diameter of the drill should be equal to the diameter of the belt. It is possible to drill several holes in one mold, for different diameters of the apiaries, however, the distance between them must be no less than the thickness of the workpiece.

Otherwise, the heating of the gluing site will be uneven and the quality of vulcanization will deteriorate.
Cleaning the gluing places or trimming the ends of the apiary is done immediately before work, and the raw rubber is applied in a thin layer - so the connection will be stronger.

Scheme of a vulcanizer with an integrated clamp

Vulcanizer iron: 1 - clamp bracket, 2 - boss, 3 - clamping screw, 4 - clamping heel, 5 - electric iron.

Cut a bracket out of five millimeter steel (see fig.

figure), weld a cylindrical boss to it from above, and on the inside - a strip of metal 50 mm wide. The cross section of the resulting clamp should have a T-shape. Drill a hole along the axis of the boss and cut a thread in it for the clamping screw. Then bolt the body of the iron to the bottom of the Clamp - and the vulcanizer is almost ready.

The easiest option vulcanization with an iron- no modifications at all.

Raw rubber is applied to the cleaned place of the gap, then paper and everything is pressed on top with an iron.

Some weight is placed on the iron. Vulcanization lasts 10-15 minutes, the temperature of the iron is 140-150 ° C (the thermostat is in the “silk” position). Since the exact temperature of the iron is unknown, care must be taken not to burn the rubber.

The smell of burnt rubber indicates too much heat.

Another option homemade vulcanizer from electric stove and clamp

According to the dimensions (diameter and height) of the ceramic base from a household electric stove with an open spiral, a welded heater body is made of iron with a thickness of 5 mm.

Four legs of a bar and a clamp are welded to its walls. Insert a ceramic element with a spiral into the body, on which, to prevent its contact with the metal, it is necessary to put a gasket made of asbestos sheet.

From below the electric heater with the help of two bolts is closed with an iron cover.

The main details of a homemade vulcanizer:
1 - body; 2 - bottom cover; 3 - asbestos gasket; 4 - ceramic base with nichrome spiral; 5 - power cord.

On the upper surface of the housing, near the clamp, a bimetallic thermostat is mounted from a conventional iron, complete with a signal lamp and its resistance.

The electrical circuit of the vulcanizer is similar to that of an iron. By controlling the temperature of the surface of the plate made by the vulcanizer with a mercury or other thermometer, the regulator is adjusted so that it turns off the heating element at a temperature of about 140-150°C.

Do-it-yourself cutting machine for metal

At the same time, the signal light goes out, which indicates that the vulcanizer is turned off. The heating time depends on the power of the heating coil.

And the last option is a camping one that does not require electricity, which can be very useful in case of trouble along the way.

This homemade vulcanizer made using a piston from a motorcycle or car engine, for the use of which only 40-50 grams of gasoline are needed.

The vulcanizer is easy to manufacture, it includes only a few parts:
1 - the base of the vulcanizer
2 - bolts
3 - beam
4 - piston
5 - self-tapping screws
6 - nuts
7 - holes for self-tapping screws
8 - bolt holes

The base 1 is made of wood, as the wood does not interfere with good heating of the rubber.

Bolts 2 are inserted into the holes of the base and fixed to the base with the help of self-tapping screws 5, from turning in the base hole. . The bolts are made of a metal rod with a diameter of 12mm. A washer is welded on one end of the rod, and an M12 thread is cut on the other.

A beam is put on both bolts from the side of the thread, which, with the help of nuts, presses the vulcanizer piston to the base.
A damaged chamber is placed between the base and the piston.

Materials and design can be changed - only the principle of operation is important.

To repair the camera, you need to find damage, clean it, and wipe it with clean gasoline. Then install a patch of raw rubber on the damaged place and cover with a piece of newspaper, and put the piston on top. We press the piston with the help of a rail with nuts. Pour gasoline into the piston and release a small piece of rag into the gasoline.

We set fire to gasoline and after all the gasoline has burned down, we give time for the piston to cool completely. Only after that we remove the piston.

Repair of the damaged camera is completed. The patch looks like after a conventional vulcanizer - reliable and durable, does not require re-repair.

If you are interested in making a homemade winch

Repair yourself and as they say "not a nail ..."

Do-it-yourself metalworking machines

For each company (factories, factories) the most important is air supply, as well as water cooling, which is necessary in each technological process. For this purpose, special systems with fans are used.

DIY metal cutting machine

Various pumps and fans are do-it-yourself metalworking machines to stabilize the temperature process in production. Special machines control electricity consumption and absorb the effect of noise.

We use scales for every food trading company. Modern scales are an automatic device that accurately measures the weight of goods. The device is equipped with a display and a special keyboard, which allows you to set tariffs for the maintenance of gas equipment in 2016 and display necessary information for seller and buyer.

You can control the leveling from the power supply or charge it from the battery (portable version).

In any office or company, they maintain the optimum air temperature and air exchange with the help of special devices. This is necessary to organize a convenient workflow. Among the various devices we use equipment for mini-smokers: covers, air conditioners of various modifications, ventilation shafts with natural and artificial cooling.

Ventilation can be exhaust, inlet and mechanical.

Important: do-it-yourself metalworking machines

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For manufacturing companies food products, various machines are used that provide an automated workflow.

The automation setting can be defined using some functions in the t-razor for Chelyabinsk. These are different groups of machines that differ depending on the functions performed. All technological operations can be classified in accordance with the principle of the work performed, the device and modes of implementation.

Companies producing semi-finished products for sale in grocery supermarkets are equipped with special refrigerators.

Freezers are the purchase of a 2c132 device that keeps the final product for a fixed period of time. In frozen appliances, ready-made semi-finished products are equipped with a special conveyor belt equipped with a spiral belt.

Do-it-yourself pendulum saw for metal

How is a homemade circular saw made?

Circular homemade saw
Pendulum circular saw with a powerful electric motor
Mini circular saw
- Making the foundation
- Engine installation

A homemade mini circular saw will perfectly solve the issue of savings.

Because not everyone House master in order to make small repairs, can afford to purchase it. But sometimes you can't do without such a tool. A homemade circular saw that turns out can perfectly cope with the task associated with small construction, for example, in the country.

In order to make repairs at home or in the country, you need a circular saw, and you can do it yourself.

Circular homemade saw

A circular homemade saw is designed to saw logs.

The thickness of the logs that this equipment can cut depends on the power of the electric drive.

Assembly diagram circular saw.

If it is necessary to cut thick blocks of wood, a shaft, a belt drive and the most powerful engine are placed on these saws.

Any do-it-yourself circular saw made consists of a lower and an upper part.

Electrical equipment is installed at the bottom:

transformer
engine
starting device.

Attached to the top:

The frame of the upper part of the saw is best made from a 25 mm metal corner.

The approximate dimensions of the rectangle in the form of which the upper part is presented are 600x400 mm. Pipes are welded in its corners (recommended height #8211 is 2.2 m, and diameter #8211 is 17 mm).

Additionally, 2 corners are fixed along the frame and to strengthen the bearings. The distance between them is determined by the size of the shaft.

Well, another cutting machine 🙂

Clamps are used to secure the bearings. Chips will not get stuck between rings, balls and cage when sealed bearings are supplied.

A thread must be made at the end of the shaft so that the disk is clamped.

Scheme of the bearing assembly of a circular saw.

The lower part is best made massive so that the circular saw is stable. For the manufacture of the frame for this part, a 40 mm corner is used. To fix the engine, it is necessary to additionally strengthen 2 corners across the frame. An asynchronous three-phase motor with a power of 1.5 kW and 1500 rpm is the best option for a circular saw made by hand.

The pulley stream has an internal size of 80 mm, it is mounted on the shaft. There is also a need to weld a small platform in order to fix the launcher on it.

Pipes having a length of 2.2 m, welded to the corners of the frame, are needed to tension the belt so that the metal lambs press the thin pipes.

After that, the lower and upper parts of the hand-held circular saw are embedded in the supports, the role of which is played by pipes, then the belt is tightened and tightened with lambs. Starting an asynchronous motor in this model homemade saw carried out through the starting capacitors.

To additionally load the engine and increase the torque, it is possible to use a 220/36 400 W transformer, the connection of which is made according to an autotransformer circuit. Doesn't have special significance in the operation of the circuit, the location of the capacitor and transformer.

Pendulum circular saw with a powerful electric motor

Scheme of a table for a circular saw with a lifting-lowering mechanism.

Mini circular saw

With this indispensable tool for home construction, you can cut any material and at any desired angle.

This means doing all the work associated with the rotating saw blade. Now let's look at how a mini circular saw is made with your own hands.

Making the foundation

It is very important to achieve perfect parallelism of the inner edges of the plate. Fastening the tool from below to the table will be carried out so that the circular saw is between the sheets of the tabletop in the middle of the gap. A mini circular saw is attached to the drilled holes on the table in this position.

Cutting a profile, pipe or any other workpiece strictly perpendicular to the axis and cleanly with a hand tool is not an easy task, but using an electric pendulum saw is mere trifles.

The device consists of a base frame and a sheet of metal (or a sheet of durable plastic), pivotally connected by an axis on one side.

On the frame with the side opposite the axis, a corner is welded parallel to it, in which pipes or profiles are laid for cutting.

An electric motor and a shaft connected by a drive belt are fixed on the top sheet. Don't forget to attach a handy handle.

At the opposite end of the shaft from the pulley, a clamp is made for attaching a cutting wheel or circular saw.

Such a pendulum saw can cut almost everything: metal, plastic, wood (even logs). When sawing logs, the lower frame rotates around the hinge axis by 180 ′.

In this position, it is fixed with something, for example, an assistant can stand on it. In order not to move a heavy log after each saw, it is easier to carry the saw along it.

Blanks can be cut at different angles. To do this, the corner on which the workpiece is placed must be fixed to the base frame not by welding, but by bolts and provide for the possibility of installing it at different angles to the saw blade.

Details of the saw blade shaft assembly

1-shaft, 2-bearing bracket, 3-saw blade bushing clamps, 4-pulley.

DIY pendulum saw

It is useful to replenish the arsenal of metal-cutting machines of a home workshop with a pendulum saw.

You can fix it on a workbench, next to the bench vise, in which the workpiece is clamped. The working tool of the saw is an abrasive disc. Hardened to any hardness steel bars, angles, pipes, sheets and even metlakh tile, porcelain and glass, and the cut surface is quite clear. If you replace the blade with a saw with a fine tooth, then you can cut wood, plywood or plastic, while a diamond blade will make it possible to process stones.

To secure the workpiece, it is convenient to use a rotary vice, in this case, cutting can be done at an angle, which is very convenient when preparing parts for welding.

Various attachments to the saw allow you to make shallow cuts and grooves, and even turn it into a regular circular saw.

For such a saw, you will need a single-phase electric motor with a power of 340 W (from an electric grinder) or a three-phase AOL 21-2 type with a power of 400 W with a rotation speed of 2800 rpm.

Transfer of rotation to the spindle of the machine - V-belt type A-I018 from the GAZ-24 car.

Rice. 1 Pendulum saw: 1 - electric motor, 2 - support, 3 - protective casing of the tool, 4 - tool (abrasive disc), 5 - protective casing of the belt, 6 - V-belt A-1018, 7 - screw M8X14 mm, 8 - drive pulley (D 16) , 9 - belt cover (steel), 1C - driven pulley (D 16), 11 - spacer (steel), 12 - washer (steel), 13 - pendulum feed handle, 14 - M6X12 mm bolt, 15 - M5 screw X10 mm, 16 - shaft (steel), 17 - cover (D 16), 18 - cover (D 16), 19 - sleeve (steel), 20 - washer (steel), 21 - nut (steel), 22 - ball bearing No. 203.

23 - body (steel), 24 - boss (steel), 25 - M6X8 mm screw. 26 - M8 X 16 mm screw, 27 - boss (steel), 28 - frame (steel), 20 - M6X16 mm bolt, 30 - 1/2 "pipe (steel), 31 - axle (steel), 32 - bushing ( steel), 33 - washer, 34 - M10 nut, 35 - plate (steel), 36 - intermediate housing (D 16).

The basis of the saw is a spinal frame of square section, to which the spindle body is welded on one side, and on the other - a plate for installing the engine. A 1/2" pipe is passed through the groove in the frame - it is the body of the swing axis of the saw.

When performing welding work, make sure that the axis of the motor shaft, the spindle shaft and the swing axis of the saw are strictly parallel. After welding, be sure to straighten the frame, clean the welds and paint with nitro enamel with a preliminary primer.

Belt guard and abrasive disc guard made of 2 mm thick sheet steel.

It is best to weld blanks from the inside with a fillet weld. The belt guard is bolted directly to the motor and frame, to which the abrasive disc guard is also screwed.

The drive handle is located on the removable cover of the belt cover.

Stuff the spindle bearings with CIATIM-221 grease before assembly.

Insert felt rings impregnated with liquid lubricant into the grooves of the bearings.

At the assembled saw, the engine must outweigh the spindle and be at the bottom, between the supports, otherwise, when the saw is turned on, the abrasive may hit the workpiece and crumble.

Rice. 2 Pendulum saw attachments:A - for cutting grooves: 1 - belt drive housing, 2 - bracket, 3 - work table fixed in a vise

B - for cutting sheet material: 1 - belt drive casing, 2 - folding table, 3 - hinge, 4, 5 - brackets.

Cases for bolts and nails: For convenient storage of bolts, nails, screws, etc.

It is very convenient to use jars with screw-on lids. Nail the lids to the bottom of the wall cabinet and screw the jars with the contents into the bottom. Now every little thing will be in its place.

Fleas in cats and dogs. An excellent way to fight.: A cat, dog or other animal can be freed from fleas by bathing it in a decoction of tobacco. After that, wash with warm water.

— essential tool to process this material.

Since the metal is very strong, not every saw can handle it.

The pendulum saw is popular because it does the job effectively, whether you bought it from a store or it's homemade. If the price of a suitable saw does not suit you, then you can make a tool yourself.

Assembling a saw with your own hands is not difficult: in the article you will learn about its main functions and how to make it.

Saw Features

A homemade pendulum saw is suitable for processing any metal elements and structures, creating blanks, etc.

Most often it is used for cutting products, because. this is its main purpose.

The only negative is that the price of pendulum saws is quite high, and therefore not everyone can afford them.

However, it is possible to assemble the instrument with your own hands - it is not so simple, but it is quite possible.

A homemade model has the same principle of operation, which is described below.

A pendulum saw for metal work is also called a miter saw.

This is a kind of circular apparatus, it works by electric current and is installed on the frame.

Factory models are equipped with a special turntable, so that the saw can perform the function of not only cutting, but also a miter box.

If you only need a cutting function, then you can not make a circle in a home-made model, so it will cost you less to assemble the saw and it will be a little easier to do it.

The name of the saw comes from its functions: during operation, it makes pendulum movements - the cutting mechanism moves alternately up and down, making sharp movements on the metal.

During the operation of the machine, the cutting circle is lowered onto the workpiece, and after the work is completed, it must be raised to its original position.

If you assemble a pendulum saw, you can cut not only metal blanks with it, but also glass, porcelain, wood products, make tile the size you need, etc.

However, cutting different materials requires different tools that the saw must be equipped with.

Makita models have a wide functional range, while a home-made model often does not have such details and is suitable for working mainly with metal.

However, if you often work with other materials, you can make or buy necessary equipment so that the cut-off saw is more functional, especially since this is not at all difficult to do.

Most of the tools needed to work with products will not cost you much: for example, for cutting wood, you will need a circular saw blade, and for ordinary metal processing, a blade that previously belonged to an angle grinder is suitable.

Therefore, it is very easy to convert a saw: by replacing a blade from a metal working machine, you get a wood working machine, etc.

Changing discs and other elements is very simple. After you assemble the saw with your own hands, this will not be a problem for you.

The advantages of this type of saw include the ability to create a high-quality and accurate cut, which is not always possible when working with other tools. However, you should not compare a do-it-yourself saw with tools from well-known manufacturers, such as Makita.

An even cut is obtained due to the fact that the cut-off saw has a powerful drive, as well as a cut-off wheel that rotates at high speed.

Another advantage is that these metal saws are safe when working with your own hands: the abrasive wheel of the device is closed with a special case that protects against sparks and chips that may enter during operation.

Thanks to the high power and speed of rotation of the wheel, the work is faster than with other tools, which means that the energy required for cutting metal will be much lower.

Finally, pendulum saws are more functional - they can process metal products at different angles up to 45 degrees.

If you decide to buy a ready-made tool, then the price for it will depend on several factors: firstly, it is the size of the product and its power.

The manufacturer also influences the price, for example, Makita models are of high quality, but not too cheap.

Saws designed for processing thick and large parts make them very bulky and heavy.

It is very difficult to move such a tool, as a rule, it is placed in a garage or workshop, where there is a three-phase grounded socket, which is necessary for work.

It is easier to work with compact saws: they can be carried around the territory, or taken with you to the right place. However, they are not suitable for processing massive products. Usually this version of the instrument is made with their own hands.

How to make a saw?

If you need a saw, but the price announced by the seller "bites", then it's time to think about how to create a tool with your own hands.

For a saw designed for metal work, you will need more than powerful electric motor, for example, as in the Makita models, which will also be useful if you are going to cut thick trees.

In the case when a more powerful tool is required, it is best to make a pendulum bed. Pendulum variations are not only more powerful, but also very effective.

In order for the frame of the apparatus to be stable, it is necessary to use steel, not wooden corners for its manufacture.

The frame is the base on which all cutting and rotating mechanisms are installed, so make sure that it is strong.

Before you start assembling the saw with your own hands, look at the diagrams with its device: you can focus, for example, on the Makita device, because. it is a high quality and functional device for metal processing.

Every homemade cut-off saw must be placed on some kind of stable surface, usually a table.

It is necessary that it be properly fixed, because if it wobbles, then this can not only ruin your workpiece, but also be dangerous for the master.

The tool table should be special, and it is also better to do it yourself. For the bed you can use old table from the kitchen, or metal or wooden goats.

If you chose goats, then they need to be connected using a board with a cross section of 50 mm. On top of the resulting base, you need to install the countertop.

The tabletop can be made of metal plates 4 mm wide. You will need two to work. Or you can use thick bars that need to be tied with a plywood jumper.

When joining materials, be sure to leave a gap of at least 10 mm between them.

The most important thing when working is that the edges of the plate are set parallel to each other, otherwise the miter saw will not be able to function correctly.

When fixing the tool to the tabletop, the saw should be in the center of the gap, and sheets should be located on its two sides. In the table you need to make holes in which the saw will be fixed.

After installing it, you need to fix the motor so that the miter saw can work. If you have made a small saw, then the easiest way is to attach it to the motor axle.

However, the tool is not suitable for cutting thick metal, so if you understand that low power will not be enough for you, then immediately make a more powerful tool.

As a transmission mechanism for a homemade saw, you can use a spindle from a bicycle. It includes bearings and a shaft, which you will also need in your work.

You can cut the spindle off the bike with a hacksaw. An asterisk must be installed on the bicycle shaft. Best for this fit part belonging to the motor D6 or D8.

In order for it to fit snugly on the shaft, you need to make a bushing for the transition.

The circular saw must be attached to the spindle, however, before doing this, you need to decide on the diameter of the device.

The diameter of the sleeve must also match the diameter of the other parts so that they all fit snugly together.

A plate with a thickness of at least 5 mm must also be installed on the spindle housing. The asterisk is attached to the shaft, which has a homemade saw.

The sprocket should be 2.5 times the size of the spindle.

The saw chain is put on the body last, after all other parts are correctly installed and fixed.

The price of parts that a cut-off saw requires will be much lower than the price of a finished saw, for example, from Makita.

Of the tools you will need:

table;
several plates;
several bars and jumpers;
old spindle from a bicycle;
bushing for transition;
star;
chain;

Some of these tools are probably already in your garage, while others can be obtained very cheaply.

If you are not confident in your abilities, then it is better to purchase a ready-made tool.

Moreover, the price of some Makita models is quite acceptable, and at the same time they have wide functionality.

Before buying a metal cutting saw, research the market and read about different models tools.

It is better to choose an already proven device, for example, the Makita saw, which has long established itself in the market. The price of both circular and pendulum saws is quite affordable for a person with an average income.

Do-it-yourself pendulum saw for metal- very simple and excellent

Pendulum saw (photo)

Working with metal is one of the more labor-intensive, the main reason for this is the highest strength of the material. Everything about repairing a chainsaw with your own hands, besides repairing a chainsaw with your own saw calm. But because of this distinctive characteristic, it is virtually impossible to do without metal products during construction - metal elements are indispensable for virtually every load-bearing structure, fastening systems or stiffening frame. Because in the arsenal construction tool it is necessary to have devices that allow you to easily cut metal, for example, pendulum saw for metal - do it yourself it may not be very easy to make it, but it will be very expensive to purchase a branded saw - the cost of such a saw will be rather big. Below are other entries on the topic “How to make a saw with your own hands A few tables of your own. Therefore, it is better to activate your own inner genius of engineering and still try to make the tool yourself. Pendulum saw for wood with your own hands. Do-it-yourself cutting machine for metal. Moreover, as practice indicates, home-made tools make it possible to avoid the shortcomings that are characteristic of factory models. In general, about everything in order.

The principle of operation of the pendulum saw

pendulum saw, it is also a miter saw, is a circular saw mounted on a frame and driven by electric current. Factory products have a special turning circle in their design, which allows you to use the saw as a miter box. Bread has long been the prerogative of large farms, and the queen of the fields of small farms and household plots is potatoes; instructions for making do-it-yourself hiller for potatoes on a mini tractor. But this function is not always needed, because in a homemade pendulum saw it is possible to do without a turntable.

Cutting machine for metal. DIY.(Homemade cutting machine for metal.)

Homemade cutting machine metal.Motor 2.2 kW, 2850rpm. Motor winding converted from Y380V to.

Cutting machine With your own hands. pendulum saw for metal.

A simple homemade cutting machine. ask all questions in the comments.

In general, such a saw is called a pendulum saw due to the fact that its cutting mechanism rises and falls along the path of the pendulum. Pendulum saw for metal: choosing and making your own. That is, during the cutting process, the master lowers the cutting wheel onto the workpiece, and after cutting it raises it back.

With this saw, you can cut a variety of materials:

How to make a pendulum saw their hands?

First of all, you need to purchase an engine. It can be any 1-phase electric motor, for example, from an electric grinder. You can also take a 3-phase one, but its power should be higher than that of a 1-phase one. The main malfunctions of the Calm 180 chainsaw and Do-it-yourself repair saw badly. The rotation of the engine to the spindle of the cutting element can be transmitted by a belt drive, for example, an automobile V-belt.

To mount the saw, you need to weld a square-section frame from metal, on the one hand, a housing for the spindle is welded to the frame, on the other, a platform for mounting the motor. A groove should be provided in the frame through which the axis for swinging the saw will pass; it can be made from a piece of pipe. When welding the frame, make sure that the swing, motor and spindle axes are parallel to each other.

Protective covers for the cutting element and the drive belt can be welded from sheet metal. Do-it-yourself pendulum saw » Useful. The covers need to be screwed to the frame. There must be a drive handle on the belt cover.

If everything is calculated correctly, then the engine will outweigh the cutter and, in the released state, will be between the supports of the spinal frame.

In principle, there is nothing complicated in making a pendulum saw with your own hands, you just need to make the right drawing, carefully do all the work and securely fasten all the parts together.