When tyres are replaced, one of the processes that they should be put through is balancing. To balance tyres,carbon prepreg you need a wheel-balancing machine.cc composite After a new tyre is put on the wheel,Household scissors it
is moved from the regular tyre machine to the balancer. This assesses
the wheel and tyre for any imbalances that could cause wheel vibration
once the wheel is put refitted to the vehicle the car.Static Balancer –
The static balancer is the oldest type of wheel-balancing machine. Most
shops rely on more modern equipment to balance wheels, but a few shops
with mechanics that learned their craft years ago still use them. A
wheel is placed on a cone that tips in the direction where the wheel is
too heavy. An air bubble in a sight, similar to the bubble in a
carpenter’s level, deflects away from the heavy spot. The worker then
corrects the balance with wheel weights until the cone is straight and
the bubble level. This system of balancing is entirely reliant on the
skill of the tyre fitter.Dynamic balancers spin the wheels while
checking the balance.
The
wheel sits on a machine that spins the tyre and wheel quickly to
generate rotation similar to what the wheel experiences on the road.
Dynamic balancers use a computer to determine how off-balance the wheel
is. The exact measurements of the wheel are taken and input into the
machine (either automatically manually). Then, the spinning begins and
readings are taken that tell the repair person where to apply wheel
weights to fix any imbalances read by the sensors during wheel spin.
Once the tyre professional sees how the tyre is out of balance, he needs
to correct it. Normally,wheel balancer this
is done through the use of wheel weights. These are small weighted
clips that snap or stick onto the rim of your wheel. The mechanic adds
weights to the off-balance side of the wheel until the balancing machine
shows a perfectly balanced tyre. Finally, the wheel is then rechecked
to ensure that the weights have been added to the correct location on
the wheel. Since these machines use a computer to assess the wheel they
offer greater accuracy and eliminate the tyre fitter from deciding the
acceptability of the balance of the wheel. In modern machines it is
possible to account for the wheel, tyre and wheel to tyre conditions to
achieve a perfect balance although for normal road use such levels of
accuracy are not normally required. Another type of dynamic balancer
operates on the wheels while they are still on the car. The machine
attaches to the wheel and spins it while taking readings regarding the
balance. These machines often spin at higher speeds than off-car
balancers.adhesive filmThis more closely replicates actual road conditions and sometimes detects balance issues that other types of machines miss.
Aucun commentaire:
Enregistrer un commentaire