Straight-in Wire Drawing Machines Operation Precautions

Straight-in Wire Drawing Machines

Operation Precautions and Quality of Straight-in Wire Drawing Machines

The correct operation of the straight-in wire drawing machines is driven by innovative services and development based on service quality. Its advantages are compact structure, small footprint, high drawing density, no twisting of the steel wire during the drawing process, and high-speed processing pull-out.

Because the drawing process is carried out in cooling lubricant, the cooling and lubrication conditions of the steel wire are very good and the quality is improved.

Its disadvantage is that during the drawing process, there is relative sliding between the steel wire and the surface of the drum along the circumferential direction of the drum. The friction and the stirring of the cooling lubricant by the drum consume a lot of power, which not only reduces the Machine’s efficiency.

The surface of the drum is severely worn; due to the structural limitations of the machine itself, the bending radius of the steel wire during the drawing process is small, and due to threading and other reasons, it is more suitable for drawing various fine specifications of steel wire.

The electrical configuration of the system of the straight-forward wire drawing machine is a looper, which is installed at the first level. Its function is to pull the rolled stainless steel wire to the drawing part. Since the looper can slip freely, this motor does not require special control. There are six drums with a diameter of 400mm in the drawing part.

A cylinder swing arm is installed between each drum to detect the position. A displacement sensor can be used to detect the position of the swing arm. When the wire is pulled tight, the wire will generate pressure on the cylinder of the swing arm, causing the swing arm to move downward.

The straight-in wire drawing machines use a winding motor. This part uses a self-sliding tapered bracket. The winding diameter does not change during the entire process, so there is no need to use the winding diameter calculation function.

The power of eight motors adopts special frequency conversion motors and are equipped with mechanical braking devices.

Precautions when operating the straight-in wire drawing machines

  1. Operators must wear gloves to prevent the workpiece from burning fingers and affecting product quality.
  2. Before starting the machine, carefully check the air supply of the equipment and the air supply pipeline for leaks, and drain the accumulated water in the air filter.
  3. Install the drawing abrasive belt correctly (the direction of the arrow on the inside of the drawing abrasive belt should be consistent with the direction of the arrow on the drawing roller). Carefully check whether the upper and lower bearing seats and the lifting screw are well lubricated, and make sure there is no one on the front side of the discharging machine before starting the machine.
  4. After the equipment is started, you should immediately check whether the abrasive belt swing is within the required range and whether there are any other abnormalities. Otherwise, it should be adjusted or shut down immediately.
  5. It is strictly forbidden to start the straight-in wire drawing machines and the dust collection fan at the same time, and it is strictly forbidden for the operator to leave the workplace after starting up.
  6. It is strictly prohibited to place the workpiece directly on the conveyor belt without a pallet for drawing. It is strictly prohibited to place the workpiece directly on the wooden pallet without a stopper to avoid damage to the conveyor belt and the workpiece flying out and injuring people.
  7. When two people are working, the operator behind the equipment must not face the exit of the wire drawing machine to prevent the workpiece from flying out and injuring someone.
  8. The pressure adjustment of the straight-in wire drawing machines should be moderate. Under normal circumstances, the pressure gauge indication should be between 35 and 75. It is strictly forbidden to exceed the red line to avoid causing equipment or personal accidents.
  9. It is strictly prohibited to adjust the air pressure when the equipment is in normal operation to prevent the abrasive belt from losing control and causing equipment and personal accidents.
  10. If an abnormality occurs during the operation of the wire drawing machine, it should be shut down immediately and the power should be cut off to avoid the expansion of the fault.
  11. During maintenance of the straight-in wire drawing machines, the main power supply should be turned off and a sign indicating that operation is strictly prohibited to avoid accidents.
  12. When leaving work or when the equipment is not used for a long time, the main power supply and compressed air should be turned off to ensure the safety of the equipment.

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