How To Cut A Tire From A Car

What is the CAN bus in the car for?

The spread of the CAS interface in the automotive field is due to the fact that it performs a number of fundamental functions:

• Simplifies the algorithm for connecting and functioning of additional systems and devices;
• Reduces the influence of external interference on the operation of electronics;
• Provides simultaneous receipt, analysis and transmission of information to devices;
• Speeds up the transmission of signals to mechanisms, running units and other devices;
• Reduces the number of wires required;

In a modern car, the digital bus provides the following components and systems:

• Central mounting block and ignition lock;
• Anti-lock braking system;
• Engine and gearbox;
• Airbags;
• Steering gear;
• Steering wheel rotation sensor;
• Power unit;
• Electronic blocks for parking and door locking;
• Wheel pressure sensor;
• Wiper control unit;
• High pressure fuel pump;
• Sound system;
• Information and navigation modules.

This list is NOT a complete list as it does not include external compatible devices, which can also be connected to the bus. Often, a car alarm is connected in this way. A CAN bus is also available for connecting external devices to monitor the performance and diagnose the computer. And when you connect a car alarm together with a beacon, you can control Separate systems from the outside, for example, from a smartphone.

See also: What is central locking in a car.

How CAN bus works

In fact, a bus is a compact device with many cable entries or a connector to which cables are connected. Its principle of operation is to transfer messages between different components of the electronic system.

To convey various information, identifiers are included in messages. They are unique and report, for example, that at a particular moment in time the car is traveling at a speed of 60 km / h. A series of messages are sent to all devices, but thanks to the individual identifier, they process only those that are intended specifically for them. CAN bus identifiers can be from 11 to 29 bits in length.

Depending on the purpose of the CAN bus, buses are divided into several categories:

• Power. They are designed for synchronization and data exchange between the electronic engine unit and the anti-lock system, gearbox, ignition, and other working units of the car.
• Comfort. These buses ensure the joint operation of digital interfaces, which are NOT connected to the chassis of the machine, but are responsible for comfort. This is a seat heating system, climate control, mirror adjustment, etc.
• Information and command. These models are designed for the operational exchange of information between the nodes responsible for car maintenance. For example, navigation system, smartphone and ECU.

Pros and cons of CAN bus

Automotive electronics experts in favor of using the CAN interface point to the following advantages:

• Simple data exchange channel;
• Information transfer rate;
• Wide compatibility with working and diagnostic devices;
• A simpler scheme for installing a car alarm;
• Multilevel monitoring and control of interfaces;
• Automatic transmission rate distribution with priority in favor of the main systems and nodes.

But there are functional disadvantages in the CAN bus:

• With an increased information load on the channel, the response time increases, which is especially typical for the operation of cars, “stuffed” with electronic devices;
• Due to the use of a higher layer protocol, there are standardization problems.

CAN bus in a car: what is it

A CAN bus is an electronic device built into a vehicle’s electronic system to monitor performance and driving characteristics. It is a mandatory element for equipping a car with an anti-theft system, but this is only a small part of its capabilities.

What is CAN bus

CAN-bus is one of the devices in the electronic automatics of a car, which is entrusted with the task of combining various sensors and processors into a common synchronized system. It provides the collection and exchange of data, whereby the necessary adjustments are made to the operation of various systems and machine components.

The abbreviation CAN stands for Controller Area Network, that is, a network of controllers. Accordingly, a CAN bus is a device that receives information from devices and transmits between them. This standard was developed and implemented over 30 years ago by Robert Bosch GmbH. Now it is used in the automotive industry, industrial automation and the design of objects designated “smart”, for example, houses.

Potential CAN bus problems

Due to the inclusion in many functional processes, malfunctions in the CAN bus appear very quickly. The most common signs of violations are:

• Display of a question mark on the dashboard;
• Simultaneous glow of several bulbs, for example, CHECK ENGINE and ABS;
• Disappearance of indicators of fuel level, engine speed, speed on the dashboard.

Such problems arise for various reasons, related to power supply or electrical disruption. This can be a short to ground or battery, an open circuit, damaged jumpers, a voltage drop due to problems with the generator, or a battery discharge.

The first mayor to check the bus is computer diagnostics of all systems. If it shows the bus, you need to measure the voltage at the terminals H and L (there should be

4V) and examine the waveform on an oscilloscope under ignition. If there is a signal or it corresponds to the mains voltage, there is a short circuit or an open.

Due to the complexity of the system and the large number of connections, it is advisable to transfer computer diagnostics and troubleshooting into the hands of specialists with high-quality equipment.

See also: What is adaptive cruise control and what is it for.

2 Reply from Crazy Hands 2012-12-11 4:07:50

Tires are cut depending on their type. Radial tires with textile cord can be cut with a knife, diagonal tires with metal cord can be cut with a metal hacksaw. The tool must be wet and the tires must be treated with soapy water, and the hole cutter tool depends on the required diameter and the tool available. For example, tires can be cut through with a sharpened pipe of the required diameter. It all depends on the size and, accordingly, the thickness of the tire, as well as on the place where the hole is made.

How to cut rubber with a knife:

Rubber is quite varied in its properties, ranging from a very elastic and rather pliable material and ending with resilient durable rubber plates. The use of rubber can be found in a variety of ways, for example, cutting out a suitable sized water pad, a heel for boots, or a non-slip support under a glass surface. Many people cut out all kinds of animals, swings, or make interior items from car tires. You can make flower beds from car tires, but for this you need to know how and with what to cut a car tire.

The secret is very simple, in order to neatly and simply cut a piece of rubber, you need a sharp knife, of course #128578;. And ordinary water.

A piece of elastic rubber, a sharp knife and water.

First, you need a tent line for the cut (it was enough for me to just align the knife blade).

We start cutting rubber with a knife.

Cutting thick rubber with a knife becomes rather difficult as the blade deepens into the thickness. Rubber begins to become viscous, and if you overdo it, the rubber can even melt. Whatever this happens, and the knife went through the rubber like clockwork, it must be moistened with water (and not oil, in no case should it be moistened with oil).

Wet rubber with water and cut with a knife.

When wet, the rubber becomes slippery, and the knife blade will not get stuck and DO NOT melt the rubber, thus you will get a smooth and high-quality cut without much effort.

Water-cut rubber block.

How to cut a tire in half. How to cut tires

3 Reply from Andkorn 2012-12-11 4:08:43

Hello! There is such a method for cutting tires, tested in practice: an ordinary electric jigsaw is taken with a wood saw, the coarsest one, moistened with machine oil. It is better to work together, pull back the cut off part, otherwise it will greatly interfere with the work. The tire is cut in five to ten minutes. The hole is also so easy to make, the main thing is to punch the initial hole for the “entry” of the saw.

4 Reply from Я_123 2012-12-11 4:09:29

There are special wavy blades for the jigsaw, just for rubber and other similar materials.

How to cut tires?

It depends on what kind of transport this tire is (the second name is a tire), for example, bicycle wheel tires (or tires from a car), you can cut it with a boot knife (I advise you to use it, it has strong and strong steel), but tires from a tractor wheel. or the combine will have to cut an angle grinder, the knife simply won’t take it.

If you stop on a boot knife, then the knife, beforehand, it is better to sharpen, this is the main indicator, the knife must be sharp.

If the tires have a metal cord, then it is better to use an angle grinder (angle grinder), when cutting, we set the speed to medium and cut better on the street, there will be a lot of dust (rubber).

To an angle grinder you need a circle for metal, it is advisable to use an angle grinder, with a speed controller.

Tires can be cut with a hacksaw for metal and scissors for metal.

If tires are cut on an industrial scale (large volume), it is better to purchase a tire cutting machine than to cut them manually.

6 Reply from Crazy Hands 2012-12-11 4:10:37 AM

Well, people will write. What a red-hot knife. All the heat from the knife will be consumed in melting the rubber, and this molten rubber will stick to the knife, preventing it from moving, so cutting will be much more laborious. It’s better to just cut it with a cold knife. Although, a few seconds after the start of such work, the cutter will NOT worry about this question, because he will be poisoned by the poisonous vapors released when the rubber is heated and will lose consciousness.

5 Reply from Nathan 2012-12-11 4:10:05

Or you can cut Raskal with a sharp knife, and so Raskal and cut as many times as necessary.

2 Reply from Crazy Hands 2012-12-11 4:07:50

Tires are cut depending on their type. Radial tires with textile cord can be cut with a knife, diagonal tires with metal cord can be cut with a metal hacksaw. The tool must be wet and the tires must be treated with soapy water, and the hole cutter tool depends on the required diameter and the tool available. For example, tires can be cut through with a sharpened pipe of the required diameter. It all depends on the size and, accordingly, the thickness of the tire, as well as on the place where the hole is made.

How to cut tires

In general, we make crafts from tires, they often need to be cut. This is far from easy. It is more or less easy to cut the side surface from the tread. People with strong hands and good knives do it by hand. A good workout, by the way, for the hands and the entire shoulder girdle. If you are going to cut with a knife, the blade is fried with grease: rubber constantly “jams” the metal, and the blade covered with grease slips well.

You can also cut off the sidewall with a jigsaw or an angle grinder. Cutting an angle grinder is fast, but the stench is wild. After the angle grinder, even if there is one, only the first cut is made so that the jigsaw pollen can be introduced. Then they work with this tool. For cutting rubber, take a blade with a reverse tooth from good steel.

Tires with cut edges can be used to make a Tall strawberry bed

If you have to cut the protector, doing it with a jigsaw or even more so with a knife is useless. In any case, with an ordinary knife. Blades made of special steel can cut even an iron cord, but hardly anyone wants such a freak tool into an old tire. After that, they work most often with an angle grinder. To avoid trouble, the protector is fixed: always think about safety. If the sidewalls have already been cut, the tread band is quite elastic and can be squeezed with a clamp. Cut She won’t spring back.

How to make a small reservoir out of a tire, read here.

Useful tips for working with tires

Experienced craftsmen and craftswomen know many secrets that help them create garden sculptures and flower beds from tires with their own hands. They understand best of all how to make unique and inimitable author’s crafts out of old rubbish. Here are just a few of THESE secrets:

• Imported tires are best suited for work, since the rubber on them is softer and it is easy to cut. But in the absence of them, domestic products will also fit. In principle, they are quite easy to process and allow you to give crafts from them a different shape.
• Tires intended for use on winter roads are more pliable, easier to cut and easier to handle than those used in summer.
• The longer the tire has been used and the more it is worn out, the thinner, softer and the easier it will be to work with it: cut and turn out.
• Before you start creating crafts, you need to prepare the material: thoroughly clean it of dirt, and degrease it before painting.
• Use a sharp knife with a thin butt to cut car tires. You can check how well it is sharpened by running a blade over a notebook letter, holding it in weight. If the knife does NOT cut or tear the paper, it is not sharp enough.
• Cutting car tires for garden crafts is more convenient if you periodically lubricate the knife with machine oil. So it will be easier to fit into the rubber. The oil is suitable and used.
• When you need to cut out some curly elements, markings are applied to the bus. It will help you achieve a more accurate and accurate result. Applies it most conveniently with ordinary white chalk, as a last resort, with a marker.
• The durability of the craft depends on what kind of paint to paint the rubber with. For old wheel tires, both car paints and any street paints are suitable.
• Before painting the tires, it is recommended to prime the surface. A primer with the addition of a small amount of PVA will increase the strength of the coating and will reduce paint consumption.
• Paints in aerosol cans accelerate the coloring process up to 20-30 minutes, and the painted layer itself is made more uniform.
• Decorative trim can be made from scrap materials. For example, pasted over the surface with pebbles, bottle shards, or lay out pictures of colored caps from plastic bottles.

Paints a flower bed from a tire Better not only from the outside, but also from the inside. This will make them look more aesthetically pleasing and the black rubber will not show through from the inside.

Of course, each master has his own secrets, and it is impossible to list them all. And when you take up this fascinating business. tire sculpture, they will certainly appear for you.

Several workshops on making crafts from old tires

As mentioned above, tire crafts are diverse. Their appearance and purpose are limited only by the imagination of the master. We invite you to familiarize yourself with the basic models. Having familiarized yourself with them, you will learn how to make a flower bed out of tires with your own hands and you can create original, unlike other and useful garden accessories yourself.

Simple flower bed

A small flowerbed, made like a chamomile from one tire, is the simplest basic model. You can make several such flower beds, Arrange them hardly and decorate the approach to the house. Sometimes they are placed on paved or tiled areas.

• One old tire.
• Sharp knife.
• Marker or chalk.

Marker marking the location of the cut. We will cut the tires along them, from thickening to thickening.

Before cutting the tires, make sure there are metal cords in them, which could damage the knife. They are usually inserted into truck tires.

We cut the tire around the entire circumference with straight zigzag petals of any shape of your choice (triangular, oval, semicircular).

Turning the tires over and working with its reverse side. Leading the knife along the thickening, cut a circle from the back of the tire.

Then, along the entire circumference inside the tire, approximately every 20-25 cm, we make transverse cuts from the cut edge to the bend (end of the tread).

After that, the tire must be turned out. The flower bed is ready. It remains only to paint it, give it a more attractive look, fill it with earth and plant plants.

For clarity, see the following:

How to cut tires

4 Reply from Я_123 2012-12-11 4:09:29

There are special wavy blades for the jigsaw, just for rubber and other similar materials.

1 Topic from Brick 2012-12-11 4:07:22

Hello people! Please advise how to cut car rubber! I tried to cut tires with a disc for metal on a cutting machine, so the disc burned out very quickly along with part of the rubber.

And how can you make holes in the tires?

Flowerbeds and tire growers

Let’s start with the most, perhaps, simple flower beds and flower beds. Do you think making a multi-tiered flower bed is difficult? Maybe, but not from tires. Take several pieces of different sizes, paint in bright colors and fold them in a slide. one on top of the other. To prevent your slide from falling apart, fasten the tires from the inside with a screwdriver and self-tapping screws. Two for one connection will suffice. I fill in the soil inside, plant the plants. To prevent the soil from spilling out, you can cover the tire inside with a piece of geotextile. It will remove excess water, but will not allow the earth to get enough sleep. Beautiful tiered flower garden is ready.

Tiered tire bed

If you like flower beds of the correct shape, you can make these. For example, by folding a flower bed in the shape of a chamomile from tires. First, the tires are laid out and fastened together in the lower tier. Fill the middle of the tires with earth, as well as the free space inside the circle. For better drainage, you can lay broken brick or other construction waste there, sprinkle it with a little earth on top and tamp it. On the prepared surface, stepping back from the edge by more than half the tire diameter, lay the second tier. They are also fastened together, the middle is covered with soil, and the core is placed on top. At the very top, you can plant tall flowers, and on the lower tiers. curb or undersized.

Another way to make a tiered flower bed from tires

Another option for a flower bed made of tires in the form of chamomile is in one tier. To complete it, you will have to cut tires.

Flowerbed-chamomile from tires