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Guiding Table Device

Guiding Table Device

Through the hand wheel rotation and the bidirectional wire rod, the steel coil is sent to the cutting bed smoothly by the feeding roller. If the customized model has a leveling roller must be adjusted according to the thickness of the processing plate. The guiding table should be able to guide normally. The guiding table is appropriate to touch the side of the plate, the plate is not touched, will make the ruler is not accurate, the plate is too large, will make the plate edge damage, pay attention to the model of no side guide according to different models. The measuring wheel measures the length and speed of the plate, to determine that the measuring wheel rotation is flexible.

Precision Leveler Device

Precision Leveler Device

The Precision Leveler Device used to flatten the plate and guide the steel belt into the process. Precision Leveler Device is a set of high automation equipment. Through NC control ruler length, high precision rotary shear can decoil, flatten and shear the rolling plate into different lengths and specifications. The main working main engine is composed of four main components, such as decoiler, leveler device, shear bed and stacker. It is equipped with feeding trolley, length measuring feeder, conveyor belt, unloading trolley and other devices.

High-Speed Precision Rotary Shear Device

High-Speed Precision Rotary Shear Device

The high-speed precision rotary shear device is composed of rotary shear box components (lower seat, middle and lower seat, middle seat, middle and upper seat, upper cover, transmission shaft, inclined gear set, upper and lower knife frame, knife body and smooth system) and other components. The reverse knife holder is equipped with a single blade, and two knife shafts are arranged parallel to start the stop working system. After the first shear cycle, the motor drives down the knife shaft by the reducer, and the upper and lower knife shaft is driven by the gear. The lower knife shaft is connected to the rotating device. The motor uses external ventilation type DC motor, and is equipped with speed measuring motor, used to measure the speed of the DC motor.

The device is composed of transmission device, shear seat and rotary shear box assembly and other components. The motor and the reducer are equipped with a safety tooth coupling to ensure the safe use of the shear machine. The shear seat is a four-layer welding box with four gear shafts, the upper and lower are knife frame shafts, and the center two are transition gear shafts. The upper knife shaft is equipped with a photoelectric encoder to control the rotary shear blade at the beginning of the cutting process.

Pinching Device

Pinching Device

The Pinching Device is used for pinching to convey the rolled steel strip. The Pinching Device is composed of the lower mounting frame and the upper mounting frame. The upper mounting frame is located directly above the lower mounting frame. The upper end of the lower mounting frame is fixed with a lower support frame. The upper end of the lower support frame is equipped with a power wheel. The power wheel is connected to the lower support frame, the drive motor is provided on one side of the power wheel, The lower end of the lower support frame is fixed with a lower connecting rod. The other end of the lower connecting rod is fixed and mounted. Need to clean the tape before pinching. Remove the iron scraps, beads, or oil stains from the steel strip surface. Prevent wear of the power and pressing wheels during pinching. Extend the service life of power and pressing wheels. At the same time preventing water droplets or oil stains can avoid skid phenomenon in the process of delivery, and can ensure the pinching effect.

Stacker Device

Stacker Device

Stacker Device is used for collect neatly the long steel sheet that sent through the conveyor. The long steel sheet that cut by shear bed is sent through the conveyor. The Stacker Device is equipped with the left width adjustment, right width adjustment, longitudinal adjustment, hand support, side plate, tail hitting plate and lifting device. The left and right width adjustment can adjust the stacking position. The longitudinal position of the stack for the lifting function of the first plate and the thick plate. The stacking frequency can be set on the touch screen. The lifting table has the automatic descent function in the automatic control.

Recoiler Device

Recoiler Device

The Recoiler Device Rolling is a kind of metal plate machine side material winding device, including winch device, winch device and metal plate cutting device quality inspection flying side machine. The device includes the rod, nut, guide seat, and the base (the rod is fixed to the base).

When the conveyor device feeding the material into the decoiler, the hydraulic decoiler will expand the claw plate to tighten the steel coil, and the rise and contraction should be cooperate with the roll and the fall to avoid break the conveyor device or the decoiler device. The Recoiler Device will press tight the steel coil when going down. Start the Decoiler Device rotate, and import the plate head through the front connector. When the reversed tension is selected, the opportunity to tighten the steel belt to prevent loose winding, and the given tension according to the size of the roll to meet the whole line operation requirements.

Scrap Device

Scrap Device

The Scrap Device is to retrieve the broken belts and aluminium foil chips. It is designed to pump in the broken belts and aluminium foil chips in reject dump and recycled through pipes. The Scrap Device composed of conveyor belt, guide roller, lower and upper shear blades. The conveyor belt is set below the volume space. The guide roller is set below the conveyor belt. The both sides of the conveyor belts have roll mechanism. The scrap recycling box is set on both sides of the waste edge drawing device body. A winding channel is set between the conveyor belt and the roll mechanism.

 

Double Slitter Device

Double Slitter Device

Double Slitter Device is also known as double-blade vertical shear line, double-blade longitudinal cutting machine, and double-blade strip machine, is one kind of metal cutting equipment. The Double Slitter Device is suitable for the longitudinal cutting of the metal strip, and recoils the narrow strip into a roll.

The Double Slitter Device is equipped with upper and lower knife frame and smooth system and other components. The Double Slitter Device are arranged parallel to start the stop working system. The motor are equipped with a safety tooth coupling to ensure the safe use of the Double Slitter Device. The motor use external ventilation type DC motor and equipped with speed measuring motor that used to measure the speed of the DC motor.

Slitter Device

Slitter Device

Slitter Device is a shear device also known as single-blade vertical shear line, single-blade longitudinal cutting machine,and single-blade strip machine, is one kind of metal cutting equipment. The Slitter Device is suitable for the longitudinal cutting of the metal strip, and recoils the narrow strip into a roll.

The Slitter Device is equipped with upper and lower knife frame and smooth system and other components. The Slitter Device are arranged parallel to start the stop working system. The motor are equipped with a safety tooth coupling to ensure the safe use of the Slitter Device. The motor use external ventilation type DC motor and equipped with speed measuring motor that used to measure the speed of the DC motor.

Decoiler Device

Decoiler Device

The first process in the production line of shear machine is to open roll, which will use the Decoiler Device. The Decoiler Device is used to support the steel coil, rotary steel coil. With the requirement of speed and plate quality, the type has gradually developed to the expansion drum type decoiler device. Decoiler device is equipped with driving mechanism. The rolling of the rolling material is driven by the driving roll. In order to deploy the roll bearing material and enter the printing device continuously and stably, the lateral adjustment mechanism and tension control mechanism are provided on the open and rewinding devices for controlling the lateral positioning and tension of the tape. In addition, some flexible printing presses using belt and material roll surface friction to produce the material roll braking force. The installation of material coil is divided into two types: core axis type and no core axis type. Due to the cone head clamping is easy to damage the edge of the coil, so now many flexible printing presses use the expansion core shaft clamp, expansion shaft can be divided into mechanical and pneumatic types. The Decoiler Device composed of guide screw, nuts, and expansion,rolling system and expansion drum, pressing roller and supporting device.

When the conveyor device feeding the material into the Decoiler Device, the hydraulic decoiler expands the claw plate to tighten the steel coil, and the rise and contraction should be cooperate with the roll to avoid break the car or the decoiler shaft.

Leveler Device

Leveler Device

The leveler device is used to flatten the plate and guide the steel belt into the process. It is equipped with gear and shaft box, leveler device, roller wheel, back roller, clip wheel, and feed guide plate. The leveler device’s main device power is DC 250KW DC motor. The leveler device flat wheel lift is gear reduction motor with brake. The leveler device system control is fully synchronized with the foot feed wheel of the shear bed. It is automatic brake system.

Basic capacity: 6mm~25mm T x 2050mmW hot-rolled steel roll and leveling feeding, etc. The maximum line speed is 40 meters.

Conveyor Device

Conveyor Device

Composed of conveyor device, conveyor thread, conveyor face, drive shaft/adjustment shaft, lift oil cylinder and control system. The conveyor device is welded and processed by high rigid square steel pipe and rectangular steel pipe. The upper part of the conveyor device is coated with galvanized steel plate.

Expansion tape conveyor is divided into two parts: fixed part and non-fixed part. The fixed part is composed of head drive, belt storage, collecting and releasing tape, etc. and the non-fixed part is composed of detachable support and tail without bolts.

How to Maintain Blade Performance in Rotary Slitting Machines

  • SELFIE
  • 2024.08.27

Precision and efficiency are paramount in rotary slitting machines, and well-maintained blades are crucial for achieving optimal performance. This article presents a comprehensive guide on how to preserve blade performance, ensuring clean cuts, reduced downtime, and increased productivity.

Blade Selection

Selecting the appropriate blade material and geometry is essential. Hardened tool steel or carbide blades offer superior edge retention, while ceramic blades provide high wear resistance. Consider the material being slit, thickness, and desired slitting quality when choosing the blade type.

Blade Mounting

Proper blade mounting ensures accurate cutting and prevents premature wear. Use the correct torque and avoid overtightening, which can distort the blade holder. Ensure the blade is securely seated and aligned with the cutting line.

Blade Grinding

Regular blade grinding sharpens the cutting edge and extends its lifespan. Use a high-quality blade grinder with a suitable abrasive wheel. Grind the blade at the correct angle and with sufficient pressure to achieve a clean, sharp edge.

Blade Cleaning

Debris and adhesive buildup on the blade can hinder performance and cause premature dulling. Clean the blades regularly using a solvent or ultrasonic cleaner. Remove any adhesive residue to prevent contamination of the material being slit.

Blade Handling

Careful handling prevents damage and ensures blade longevity. Store blades in a clean, dry environment to prevent corrosion. Use a blade holder or sheath for transportation to protect the cutting edge.

Blade Lubrication

In certain applications, lubricating the blade can reduce friction and enhance cutting performance. Use a light, non-toxic oil that is compatible with the material being slit. Apply the lubricant sparingly to the cutting edge.

Machine Maintenance

Ensuring proper machine maintenance supports blade performance. Check and adjust the cutting pressure regularly to prevent excessive wear on the blade. Lubricate the machine’s moving parts to minimize friction and prevent premature blade failure.

Monitoring and Replacement

Regularly inspect the blades for signs of wear or damage. Replace dull or damaged blades promptly to maintain optimal cutting quality and prevent further damage to the machine. Establish a preventive maintenance schedule to monitor blade performance and minimize downtime.

Conclusion

By following these guidelines, manufacturers can effectively maintain blade performance in rotary slitting machines. Proper blade selection, mounting, grinding, cleaning, handling, lubrication, machine maintenance, and monitoring ensure consistent high-quality cuts, increased productivity, and reduced downtime. Adhering to these practices extends blade lifespan, maximizes machine efficiency, and ultimately enhances the overall performance of rotary slitting operations.

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