Q:How do you install the ball bearings in the middle of the wheelbarrow?

Remove the open pin from the outside, and if it is a round nut, turn the nut. Draw the wheel with three claws or two claws, and remove the bearing. If you have any rust or damage shaft, use cloth or file, and then use a diameter greater than the diameter of axle sleeve against bearing, tap on a sleeve bearing installed.

Q:What is the difference between LV1 and LV10?

If be private, there is a way... There's a very high speed that you can do without adding 10, and that's when you get the trolley... Go to wash the skills Some server Settings forgotten to remove trolley So gold like professional can save 10 skill points wide (* ^ __ ^ *)

Q:How many jins of sand and rocks can a car load on a construction site?

There may be differences in small carts everywhere. The two wheeled carts used in hubei are about 170kg of sand and about 180kg of stones.

Q:What is the weight of the wheel on the cart

It is recommended to contact bearing 7305 or conical roller bearing 30305 (the former is recommended because the latter is suitable for overloading). The two kinds of bearings have to be used face to face or back-to-back

Q:I design a wheelbarrow, but I don't know what to do with the size tolerance between the wheels and the axes

The wheel hole tolerances + 0.5 shaft - 0.3, which is not used for bearing, and is used for bearing

Q:Ask a professional to answer: the logistics car is what material?

In general logistics car is used for storage, storage, handling, etc., are very versatile, logistics car generally have stainless steel cart, steel trolley, iron and plastic cart cart, the difference is that the plastic bearing less, life is short, steel trolley and iron plate trolley bearing is best,,

Q:How clean is the stainless steel trolley

The daily cleaning of stainless steel is not suitable for water washing, and washing not only does not clean stainless steel, it can also damage the brightness of stainless steel in the long run. Best tool cleaning stainless steel is cloth and fine waves "brand stainless steel brightener, first with a clean piece of cloth, to wipe the dust on the surface of stainless steel, make stainless steel look more clean; Then pour the stainless steel gloss over the cloth and rub it back and forth on the stainless steel surface until all the stains are removed. Finally, take a clean cloth and rub it back and forth on the stainless steel surface until you clean the stainless steel gloss and make the stainless steel surface shine.

Q:Four wheelbarrow steering wheels should be installed in the wheel

If it is a flat cart, universal wheel should be put behind, no matter push or pull all easy to operate, remember is behind, namely near a side, if installed in the front, the direction is not easy to control. Unless there is a special requirement for the use of the environment.

Q:What is the best material for supermarket trolleys

It's made of metal, and it's usually made of this material, and if it's fragile, you can make plastic trolleys

Q:What's the use of the trolley in the airport

Put the car there before the security check Of course you can use it without your freedom