How to change the blade of the utility knife, how to break the blade of the utility knife

First remove the cover behind the utility knife, pull back to pull out the old blade, then align the hole of the new blade to jam the blade, and finally press the knife cover.

Utility knives are used for cropping. Also commonly known as a carving knife or wallpaper knife. In normal use, the utility knife usually only uses the tip part, and cutting, carving, and dotting are the main functions.

However, the blade of this knife is very brittle, and the blade should not be extended too long when used, and the hardness and durability of the blade also vary depending on the texture of the blade.

Introduction to utility knives.

Utility knife, also commonly known as carving knife or wallpaper knife, is a kind of art and handicraft knife, mainly used to cut soft things, mostly plastic handle and blade two parts, for the pull-out structure. There are also a few metal handles, and the blades are mostly beveled, which are broken with a blunt line that can be cut along the body of the piece, and a new blade appears, which is convenient to use. Utility knives come in a variety of sizes.

How to use a utility knife.

In normal use, the utility knife usually only uses the tip part, and cutting, carving, and dotting are the main functions. The choice of the handle should also be selected according to the hand shape, and the knife holding gesture is usually explained on the back of the package.

Precautions. Many utility knives are treated with a polyline process to make it easier to break, but these treatments can be dangerous for left-handed people and should be used with more care.

Don't think that the utility knife is fragile, if used incorrectly, the wound caused by the utility knife can also be fatal, so, during use, it is important to be careful, small wounds can be solved with bandages, but once it is too large and too long or injures the main blood vessels, it will cause heavy bleeding, blood spurts out like a fountain, if not bandaged in time, it may cause shock and even death due to excessive blood loss.

Pull the yellow one out of the back, exit the blade, align the hole of the new blade with the blade bracket, advance the blade, and restore the yellow part! Complete!!

Blade breaking steps:

1. First of all, you need to find the gap at the bottom end of the utility knife and disassemble the bottom end (cut the utility knife to the bottom and push it out hard).

2. Snap the blade into the bottom notch of the removed blade, align the oblique horizontals on the blade, and gently break the blade in the opposite direction.

3. After breaking off the topmost blade, reinstall the bottom end back into the handle of the utility knife to continue to use.

How do I change the blade?

1. In the same way as breaking the blade, first we need to disassemble the bottom of the utility knife, and then take out the blade and slider from the back of the tool handle.

2. Take the old blade out of the slider, and the round hole on the new blade is aligned with the dot on the slider through it.

3. Finally, reinstall the removed bottom.

1. Take out the utility knife that needs to break the blade and disassemble it.

2. There is a notch at the bottom of the utility knife, put the blade into the notch, align the oblique horizontals on the blade, and gently break it.

3. The front part is broken off, and then installed on it to continue to be used.

If the tip of the knife. If there is a gap, it should be broken in time, and be careful not to cut the hand when breaking the blade.

How to change the blade of a utility knife.

1. Pull out the buckle at the end of the utility knife.

2. Slide the middle slice out of the knife shell together with the blade.

3. Then we take out the matching blade and reinstall it according to the disassembly method.

4. Finally, cover the fixed gear at the end of the utility knife.

Operating tools: Talking about digging Hu utility knife.

Here's how to replace the utility knife blade:

1. First of all, we took out the utility knife, and found that the front utility blade was very short and worn, so simply replace it, we found the buckle at the end of the utility knife, and pulled it out hard.

2. Then slide the middle slice and blade out of the knife shell together, so that the blade and slider come out together. But the blade is snapped by a fixed dot.

3. The blade can not be taken out directly from the net, we need to put the blade and the slider at a 90-degree angle, and then take the blade upward.

4. Then we take out the matching blade, here we must pay attention to the width of the blade is differentiated, and the purchased blade must be as wide as the original blade. Then reattach it in the same way as it was disassembled.

Precautions for the use of utility knives:

1. When not in use, the blade should be retracted back to the knife body.

2. The used blade should not be mixed with general garbage.

3. The blade can not be stretched out too much, the blade is stretched out too much, it is difficult to cut, and the blade is easy to break, so it is more dangerous. The blade is pushed out little by little as it is extended.

4. Be sure to put away the blade when not in use, it is more dangerous to place the knife like that after the blade is extended. It is the cause of most accidents. Always put the blade away when not in use. <>