 |
 |
| Gear box for Mill Drive |
Gear box for Briddle Drive |
“ELECON” has developed and supplied
Custom built Helical reduction gear box cum Pinion Stand for Rolling
Mill & Briddle Drives for M/s Tisco Jamshedpur - CRM project. The
Pickle line and Tandem Cold Mill(PL-TCM) for Cold Rolling Mill (CRM)
capacity of 1.2952 Million Tonnes per year is done by M/s HITACHI-Japan.
Teeth of pinion, wheel and pinion stand
pinions are made from high tensile carburising alloy steel, 17CrNiMo6
as per DIN 17210-Case hardened to 60+-2 HRC and precisely ground to
class of accuracy 6 as per DIN 3961 - 63. Housing of mild Steel welded
construction, Grade Fe 410 WA as per IS 2062 duly stress relieved.
The shafts are supported on Anti-friction
Spherical Roller Bearings of adequate size to take care of radial and
axial loads and housed in the specially developed eccentric bush permitting
large degree of freedom against misalignment.
The gear box is equipped with Oil Flow,
Pressure and Temp. monitoring items. The gear units are connected with
the centralized forced feed lubrication system for providing necessary
amount of oil to various gear meshes and bearings thereby resulting
into smooth and trouble free operation.
Technical Specification :
 |
|
|
|
|
|
|
| S.No. |
Equipment |
Gear unit - Type |
Size |
Power |
Input Speed |
Qty. |
|
|
|
|
|
|
|
| 1 |
Rolling Mill No.1 |
SAF 992 / 530 |
Ratio:1.5526:1 |
2300KW |
123/360 rpm |
1No. |
|
|
|
|
|
|
|
| 2 |
Rolling Mill No.2 |
SAF 972 / 530 |
Ratio:1.6388:1 |
3500KW |
201/600 rpm |
1No. |
|
|
|
|
|
|
|
| 3 |
Rolling Mill No.3 |
SAF 580 / 614 |
Ratio:1.12:1 |
3500KW |
201/600 rpm |
1No. |
|
|
|
|
|
|
|
| 4 |
Rolling Mill No.4 |
SAF 584 / 510 |
Ratio:1.128:1 |
3500KW |
201/600 rpm |
1No. |
|
|
|
|
|
|
|
| 5 |
Rolling Mill No.5 |
SAF 676 / 510 |
Ratio:1.164:1 |
3500KW |
201/600 rpm |
1No. |
|
|
|
|
|
|
|
| 6 |
Bridle Drive |
SBN 315 S/SO |
Ratio:8.0526:1 |
110KW |
550/700 rpm |
1No. |
|
|
|
|
|
|
|
| 7 |
Bridle Drive |
SBN 450 S/SO |
Ratio:8.3476:1 |
150KW |
550/700 rpm |
1No. |
|
|
|
|
|
|
|
| 8 |
Bridle Drive |
SBN 450 S/SO |
Ratio:8.3476:1 |
210KW |
550/700 rpm |
1No. |
|
|
|
|
|
|
|
| 9 |
Bridle Drive |
SBN 560 S/SO |
Ratio:8.0914:1 |
310KW |
550/700 rpm |
1No. |
|
|
|
|
|
|
|
|