12-08-2014, 03:29 PM
MANUFACTURING OF “TORSION BAR”
[attachment=66585]
INTRODUCTION
Indian Ordnance Factories is a giant industrial setup which functions under the Department of Defence Production of the Ministry of Defence.
Headquartered at Kolkata, is a conglomerate of 41 Factories, 9 Training Institutes, 3 Regional Marketing Centers and 4 Regional Controller of Safety.
The prime customers of Indian Ordnance Factories are the Indian Armed Forces.
ORDNANCE FACTORY MEDAK
It was established on 19 July 1984 by the then Prime Minister of India, Indira Gandhi for the indigenous production of Infantry Combat Vehicles (ICVs).
It is spread over an area of 3023 acres and has employee strength of about 3000 personnel.
Over the decades, the company has diversified its product range, manufacturing surface-to-air missile (SAM) launchers, armoured ambulances, Infantry Fighting Vehicles (IFVs), mine protected vehicles
SPLINE HOBING:
Splines are produced on bigger head of torsion bar using spline hobing machine. The machine consists of multi point cutting tool called as hobing tool.This tool is used to cut splines on the head.
Number of teeth produced are 48.
SPLINE ROLLING:
In this operation the smaller head is placed in between rollers which has splines on it. Torsion bar moves in horizontal direction between two rollers. By this an impressions of splines on the roller are created on the Torsion bar.
Number of teeth produced are 45.
FINAL INSPECTION AND COATING:
This is the final inspection stage where, dimensions are checked. Cracks , dents are not allowed.
Completely perfect bars are sent to the coating process where the bars are coated finely with redoxide paint and then with black paint.
Then the bars are tape winded and varnished. Finally they are sent to the assembly section of the vehicle.
[attachment=66585]
INTRODUCTION
Indian Ordnance Factories is a giant industrial setup which functions under the Department of Defence Production of the Ministry of Defence.
Headquartered at Kolkata, is a conglomerate of 41 Factories, 9 Training Institutes, 3 Regional Marketing Centers and 4 Regional Controller of Safety.
The prime customers of Indian Ordnance Factories are the Indian Armed Forces.
ORDNANCE FACTORY MEDAK
It was established on 19 July 1984 by the then Prime Minister of India, Indira Gandhi for the indigenous production of Infantry Combat Vehicles (ICVs).
It is spread over an area of 3023 acres and has employee strength of about 3000 personnel.
Over the decades, the company has diversified its product range, manufacturing surface-to-air missile (SAM) launchers, armoured ambulances, Infantry Fighting Vehicles (IFVs), mine protected vehicles
SPLINE HOBING:
Splines are produced on bigger head of torsion bar using spline hobing machine. The machine consists of multi point cutting tool called as hobing tool.This tool is used to cut splines on the head.
Number of teeth produced are 48.
SPLINE ROLLING:
In this operation the smaller head is placed in between rollers which has splines on it. Torsion bar moves in horizontal direction between two rollers. By this an impressions of splines on the roller are created on the Torsion bar.
Number of teeth produced are 45.
FINAL INSPECTION AND COATING:
This is the final inspection stage where, dimensions are checked. Cracks , dents are not allowed.
Completely perfect bars are sent to the coating process where the bars are coated finely with redoxide paint and then with black paint.
Then the bars are tape winded and varnished. Finally they are sent to the assembly section of the vehicle.