Electric screwdrivers are quite common in electric tools. Due to the frequent wear and tear on the blade of electric screwdrivers, they need to be replaced after a period of use. So how do electric screwdrivers change their heads? The method of changing the head of an electric screwdriver is not difficult. Prepare a blade with matching specifications, loosen the blade of the electric screwdriver, align the rear end of the new blade with the bottom of the slot, insert it into the slot, and release the shaft cap. When changing the head of an electric screwdriver, attention should be paid to selecting products that match the specifications. When replacing, the power should be turned off before proceeding with the operation. Let's learn about the knowledge of changing the head of an electric screwdriver.

1、 How to change the head of an electric screwdriver

An electric screwdriver is an electric tool used to tighten and loosen screws and nuts, also known as an electric screwdriver. It consists of three main parts: electronics, motors, and machinery. The blade of an electric screwdriver is a consumable part that can wear and tear when rubbed against the screw for a long time. Therefore, it needs to be replaced in a timely manner after use for a period of time. So, how to replace the head of an electric screwdriver? The method and steps for replacing the blade of an electric screwdriver are as follows:

1. Prepare a blade that matches the electric screwdriver, usually by checking the model to select the appropriate specification of the blade.

2. Loosen the sleeve at the back of the electric screwdriver, and then you can loosen the front blade; If you don't know how to release the original blade, you can refer to the user manual. Generally, the head of an electric screwdriver has a shaft cap, which can be held back with a little force, or you can press the shaft cap with your fingers. There is a steel ball inside, which can be popped out to expose the shaft center.

3. Align the rear end of the new blade with the bottom of the slot, insert it into the slot, and then release the shaft cap. If you hear a sound, it indicates that the installation is complete.

4. Test whether the installation is in place. Use force to pull the blade. If it does not move, it indicates that the installation is in place. Simply power on and use it. This image was provided by the registered user "Jinghu Drunkard", and the copyright statement provided feedback

2、 Precautions for changing the head of an electric screwdriver

Electric screwdrivers belong to electric tools. When changing the head, be sure to pay attention to the operation to avoid injuring yourself. The precautions for changing the head of an electric screwdriver include:

1. Common screwdriver heads include φ 4 φ 5. There are three sizes of English 1/4 electric screwdrivers, with different specifications required for different shaft centers. When selecting, it is important to note that the selected screwdriver head size must match the locked screw to reduce wear and improve the service life of the screwdriver head.

2. When replacing the screwdriver head, be sure to unplug the power plug and turn off the power of the screwdriver before proceeding to avoid safety hazards.

3. After the installation of the electric screwdriver head is completed, power on the electric screwdriver for one minute and observe whether the spark is normal during gear shifting, whether there is abnormal frequency vibration in the feel, whether the spark exceeds two-thirds of the level, whether there is obvious arc light on the surface of the commutator, and whether there is particularly loud noise.

After reading this article, I believe everyone has gained a certain understanding of the method of replacing the head of an electric screwdriver, and I also hope that this article will be helpful for everyone in the future when using electric screwdrivers.