A hammer is a tool that strikes an object to move or deform it. It is most commonly used to hammer nails, correct or destroy objects. Hammers come in many forms, the most common being the handle and top.
The top side is a flat strike and the other side is a hammer head. The hammer head can be shaped like a horn or a wedge, and its role is to pull nails. There is also a rounded hammer head.
The person using the tool must be familiar with the performance, characteristics, use, storage, repair and maintenance of the tool. All construction tools must be qualified products produced by official manufacturers. The tools must be checked before work, and the use of unqualified tools such as corrosion, deformation, loosening, failure, damage, etc. is strictly prohibited.
The hammer is the main striking tool. It consists of a hammer head and a hammer handle. Hammers are divided into rust removal, teat hammer, machinery, claw hammer, inspection hammer, flat tail inspection hammer, octagonal hammer, German octagonal hammer, nail hammer according to their functions.
The weight of the hammer should be adapted to the workpiece, material and function, it is not safe to be too heavy or too light.
When the weight of the hammer is doubled, the energy is doubled, and when the speed is doubled, the energy is doubled. Therefore, in order to be safe, when using a hammer, be sure to choose the right hammer and control the speed of the blow.
When using a hand hammer, pay attention to the connection between the hammer head and the hammer handle must be firm. If it is loose, tighten the hammer immediately or replace it with a new hammer handle. The handle of the hammer must be of the proper length. Experience provides a more suitable length to hold the hammer. The length of the head and forearm is equal to the length of the hand hammer; hand swing can be used when the hitting force is small, and the arm should be swing when the hitting force is large; when using the swing arm, pay attention to the arc of the hammer head and the hammer handle not to be contaminated by grease.