First, hand electric drill chuck stuck how to do？

The chuck is a kind of cylindrical fixture used to immobilize the drill or the milling cutter on the milling machine, the hand electric drill also has a chuck, used to fix the drill, the use of percussion drill, if the operation is improper, may encounter the chuck stuck, can not pull out the problem, then the hammer drill chuck stuck how to do?

1, if the clamp is not tight, you can first adjust to the punch that file, and then reverse, turn up with your hand to hold, more than a few times to loose.

2, if you can't, you can drop a little oil, and then use the wooden hammer to gently knock the chuck and the drill bit of the connection, and then knock a few times in the opposite direction, open the impact drill reverse speed regulation, and slowly you can take out the stuck chuck.

3, if the above two methods can not be repaired, it can only find a special maintenance personnel to repair.

Second, how to disassemble and replace the hammer drill chuck？

The chuck of the hammer drill can be removed, and it can also be installed on other hammer drill if it remains intact. Then how to remove the chuck of the hammer drill?

1, first of all to determine the connection of the hand electric drill chuck, the chuck mouth open to the maximum, if there is a screw inside, use a screwdriver to screw off, and then remove the chuck key, counterclockwise rotation of the chuck can be removed. If the chuck is tight, you can hit the key with the mallet, or set the machine in reverse gear, hold the chuck, gently squeeze the trigger, and rotate it a little.

2, open the chuck mouth to the maximum, if there is no screw inside, indicating that the chuck is installed on the motor with a taper, then use another method to disassemble: stretch the chuck to the maximum, withdraw the claw of the chuck, insert the long end of the chuck key into the chuck mouth, fix the chuck, knock the chuck key, start to slowly force until the chuck appears loose, remove it.

Tips: When disassembling the chuck of the hammer drill, the force should be steady, careful to damage the chuck and avoid hurting yourself.