Hardware parts processing is popular in many places, among which nut is one of the parts. Introduce the use and application of nut
Application of nut: it is suitable for fastening all thickness plates and pipes (0.5mm-6mm), convenient and firm; instead of traditional welding nut, it can make up for the defects of sheet metal, thin pipe welding, unsmooth welding nut, etc.
Type of nut: flat head small head hexagon and half hexagon rivet nut, with through hole, blind hole, knurled and no knurled. Also known as rivet nut, pull cap, instant pull cap, used in all kinds of metal plate, pipe and other manufacturing industries in the field of fastening.
The nut can solve the defects of metal sheet and thin pipe welding, the nut is easy to melt, the tapping internal thread is easy to slide and so on. 1、 Before entering the post, all employees should check whether their clothes meet the work requirements. Slippers, high-heeled shoes and clothes affecting safety are not allowed. Those with long hair should wear safety helmets. When working, keep the right posture, have enough spirit to deal with the work, if you find that you feel unwell, you should leave the job immediately and report to the leader. The operator must not operate in the state of irritability and fatigue, so as to avoid accidents and ensure operation safety.
Before working, check whether the moving part is filled with lubricating oil, then start and check whether the clutch and brake are normal, and idle the machine for 1-3 minutes. It is strictly forbidden to operate in case of mechanical failure.
When replacing the die, first turn off the power supply, and then start to install and debug the die after the punch movement department stops running. After the installation and adjustment, move the flywheel by hand for trial punching twice to check whether the upper and lower dies are symmetrical and reasonable, whether the screws are firm, and whether the blank holder is in a reasonable position.
It is necessary to wait for all other personnel to leave the mechanical working area and take away the debris on the workbench before starting the power supply to start the machine.
After starting, one person shall transport the materials and operate the machine. Other people shall not press the electric building or step on the foot switch board, nor put their hands into the working area of the machine or touch the moving parts of the machine with their hands. When the machine works, it is forbidden to extend the hand into the slider working area, and it is forbidden to take and place the workpiece by hand. The standard tools must be used when taking and placing the workpiece in the die. In case of abnormal sound or machine failure, turn off the power switch immediately for inspection.
When off duty, turn off the idle power, and sort out the finished products, leftover materials and sundries on the post to ensure the clean and safe working environment.
The above operating procedures must be observed consciously, do not operate in violation of regulations. In case of failure, cooperate with the maintenance personnel for maintenance. In case of accident, cut off the power supply immediately, keep on-site report to the factory and wait for treatment. All consequences caused by violation of operating procedures shall be borne by the parties concerned.