LD320 Five-Roller Cold Pilger Mill

description1
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Introduction

1. The main conveying system is with V belt which can make sure equal force , creditable and stable function . 
2. There are airbag type clutch and hydraulic brake between belt pulley and driving shaft which can brake quickly and stop exactly during the urgency .
3. The precision of steel pipe is high enough to be manufactured thin-wall pipe with five-roller .
4. The rolling mill adopts edge feeding way removing the 脱芯棒 comparing to the side feeding . The exact location of mandrel on the deformation zone and short rolling line not only  suit for rolling long tube billet but also improve the roller’s efficiency .
5. Electric-control feeding and discharging way improve the working efficiency .
6. It is easy to change and maintain the roller . 
7.Twin-wire feeding way realize the stable feeding. 
8. To tighten with hydraulic mandrel lowers the labor strength .
9. The mechanical CAM type rotary feeding way is stable and reliable .

Parameter

Name

Number

Unit

1

Shell OD

170-330

mm

2

Shell WT

3-20

mm

3

Max Shell  Length

 

8

 

m

4

 

Finished Tube OD

 

160-320

 

mm

5

Finished Tube WT

 

2-18

 

mm

6

Max length Finished Tube

 

15

 

m

7

Rolling speed

15-45

Times/min

8

Stroke length

1506

mm

9

Feeding length

2-10

mm

10

Turning angle(degree)

 

42°

 

11

Form of feeding and turning



Cam

 

12

Way of feeding and turning

Single rotating and single feeding

 


13

Diameter of roll

 

631,700


mm

14

Length of connecting rod


4500

mm



15

 

Stroke length distance from tube center to gear center



400

 

mm

16

 

Power of main motor

 


400

 

Kw

17

Feeding way

Feeding after stopping

 


18

 

Dimension(Lx Wx H)

 

55x7.4x4

 

m

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