The 3,5 ply high speed corrugated cardboard production line, packing machine

Corrugated Cardboard Production Line

Corrugated Cardboard Production Line is the professtional equipment for producing corrugated cardboard. The 3ply and multi-function corrugated cardboard production line mainly consist of the following equipment : Mill Roll Stand, Surface paper

(core-paper)Preheater, Single Facer, Conveying Span Bridge, Glue Application Machine, Double Facer, Corrugated belt, Slitter Scorer, Cut-off, Conveyer and Stacker, Heating System, Air compression system and Glue Making System and etc. The 3ply and multi-function corrugated cardboard production line has high, middle and low grade with different-specification

and different-quality equipment .On the base of understanding the requirements of the customers and the advanced skills at home and abroad ,our company has developed and designed these production lines with the speed 60 -220 m/min;the paper width 1600-2500mm and four fluting and four fluting UV type A,B,C,E for all the customers to choose from.

Main technology parameter

Hydraulic mill roll stand

Structural Features:

The structure is double rotary shafts with four arms; support two paper roll on both arms at the same time, could load or unload paper mill rolls non-stop.
Hydraulic control the paper roll upward or downward, left shift or right shift, tighten or loosen, centering.
Brake adjusting by ventilating disc-type pneumatic brake system. (3point)
Equipped with twin-stage springiness chucks, size: 3/4 inch

fingerless single facer

Structural Features:

Paper feeding: fingerless vacuum suction, with high pressure powerful draught fan. With silencer, air supply and electric control focus on the same operation counters, not less than 1.5m away from the main engine, operation side is totally closed and full guarding.
Engine base and wall plate: iron casting structure, thickness of the wall plate: 150mm, adopt independent speed changing box, and gimbal transmission.
Diameter of main corrugated roll: ¢320mm, and are made of 48CrMo alloy steel, after hardening and tempering, inner holes fine boring, NC grinding, mid frequency quenching, surface grinding, the rigidity of surface is higher than HRC58. Corrugated roll and pressure roll of pivotal section adopt heat resisting bearings which are manufactured by TWB
Pressure roll diameter: ¢340mm, surface are grinding and plate chrome, cylinder control up-down, raw material is 45# medium carbon steel, hardening and tempering
Glue wall plates adopt sliding structure, pneumatic control glue supply and glue back, diameter of the applicator glue roll : ¢242mm, surface are treated by polished and chrome plated.
Press roll adopt ¢160 cylinder
Pre-heater roll adopt seamless steel pipe which is produced by Tianjin Iron & steel group co,.ltd. Diameter ¢400mm, are all connected with metal soft pipe.