I. Profile: (according to confirmation by both parties)

Guard Rail 2 Wave Profile:

Punching Details:

Guard Rail 3 Wave Profile:

Punching Details:

II. Process flow:

Auto Uncoiling -----> Level feeding -----> Servo feeding ------> Hydraulic punching & Cutting -----> Feeding table -----> Forming machine -----> Stacking

III. Main Component data:

1)   Material                            : Q235

2)   Thickness                        : 2.5- 4.0 mm

3)   Width                                : 480mm-740mm

4)   Coil I.D                             : 508 -600mm

5)   Coil OD                            : ≤ 1900mm

6)   Coil weight                       : ≤10T

7)   Product width                   : 310mm-506mm

8)   Product height                 : 85mm

9)   Product length                 : 4320mm

10)   Length tolerance           : 4320mm±2mm

11)   Forming method           : roll cold bending forming

12)   Production speed          : ≤15m/min (4320mm length: 2-3pcs/Min)

13)   Feeding direction          : Feeding direction: form left to right (face

to control panel) ----- (as the user).

14)   Main voltage                 : 415V, 50Hz, 3-Phase.

15)  Total power of unit         : about 70KW
IV. Machine Component details:

1.  Hydraulic Uncoiler

(1)  Uncoiler              : Electric feeding, hydraulic expansion

(2)  Loading Weight          : 5T

(3)  Uncoiler Coil I. D         : φ508-610mm

(4)  Uncoiler  range        : φ450-φ530mm-φ630mm

(5)  Uncoiler feed width      : ≤1200mm

(6)  Uncoiler power              : 5.5kw

(7)  Uncoiler hydraulic system power       : 3KW

(8)  Uncoiler hydraulic system oil pump   : vane pump

( 9) Uncoiler spindle diameter                    : φ190mm

(10) Unrolling tension cylinder diameter  : φ200mm

2.  Leveler:

(1)  Wall plate type 9 roll leveler, 2 roll pinch, 7 roll leveler.

(2)  Leveling roller diameter          : 120mm.

(3)  Leveling roller material           : 40Cr, heat treated HRC48～52.

(4)  Leveler motor power   : 11KW, Variable frequency speed regulation,

ZQ350 reducer, speed ratio (i = 20.49)

(5)  Leveling speed                      : 10-25 m/min

(6)  Leveling feed width range      : 300-800mm.

3.  Servo feeder:

(1)  Motor power                    : 4KW+ planetary reducer

(2)  Ratio                               : 1:10

(3)  Feeding roller diameter  : φ120mm

(4)  Material is 40Cr, heat treatment HRC48 ~ 52.

4.  Hydraulic punching and cutting:

(1)  Oil cylinder diameter: ¢ 250mm, ¢ 120mm stroke: 30mm, four-column structure, base adopts steel plate aging treatment.

(2)  Roll forming mould  : 3sets. Material GCr15

(3)  Blade material         : Cr12M0V quenching treatment (HRC58-62)

(4)  Hydraulic pump                  : YBI-10,

(5)  Hydraulic power      : 30KW

5. Quick feed platform:

Speed ratio                         : 31.5;

Feeding roller diameter      : φ120mm,

Material                                : 40Cr, heat treatment: HRC48~52.

6. Roll Former:

(1)  Forming machine        : 17 sets

(2)  Independent open-standing house structure

(3)  Guide vertical rollers   : 5 nos

(4)  Roller diameter           : φ110mm, material 40Cr, tempering treatment.

(5)  Single out shaft drive  : GY230; Gearbox : 18pcs

(6)  Forming machine motor power                         : 2 * 22KW

7. Stacking:

(1)  Weld the square pipe ,with slide roller

(2)  Lifting and stacking   : 4 meters

(3)  Lifting motor              : 3KW

(4)  Transverse motor     : 1.5kw

(5)  Cylinder swing unloading