Customized 76-180& 232-406mm CNG Gas Cylinder Hot Spinning Neck-in &Bottom Closing Forming Machine^

Product Description

Customized 76-180& 232-406mm CNG Gas Cylinder Hot Spinning Neck-in &Bottom Closing Forming Machine^

I. Technical specification This machine is designed for cylinder's necking-in and bottom closure of high pressure cylinders, CNG cylinder as well as the other pressure vessels. The maximum applicable diameter is 406mm, and the maximum spinning length is 2000 mm, its controlling system adopts Siemens PLC.

Spinning diameter	Max. 406mm
Spinning diameter	Min. 325mm
Spinning length	Max. 2000mm
Spinning length	Min. 800mm
Starting wall thickness	Max. 18mm
Starting wall thickness	Min. 5mm
Spinning cycle (incl. load/unloading/necking-in)	Max. 2.5min
Equipment centre height	900mm
Main spindle drive	90KW
Axial stroke of sliding block	65mm
Radial stroke of sliding block	17mm
Radial clamping force	200KN
Main spindle speed (Variable)	0-320 rpm
Mould axial stroke	321KN
Max. mould axial feed-in speed	30°/s
Mould rotating angle	0-91°
Hydraulic motor	22KW
Proportional speed regulated reversing valve	Italy ATOS
Control	Siemens
Connected electrical load	3*380V, 50Hz
Heating power of the pipe end	500KW/1000Hz
Connected pneumatic load	6 bar

Hot spinning machineHFD180
φ219-325mm roller type hot spinning machine
II. Manufacturing process
PROCESS:
Pipe Cutting--Hot Spinning/ Pipe Necking In Machine--Bottom Milling-- Bottom Air Leakage Testing --Roller Type Host Pipe Neck-in--Heat Treatment(including quenching and tempering process)--First Shot Blasting --Hardness Checking--Milling Neck and Drilling--Threading--Weighing and Volume--Embossing--Hydro Pressure Testing --(UT)Ultrasonic Testing--Inner Sand Blasting--Outer Secondary Shot Blasting --Collar Riveting--Outer Powder coating-- Valve fixing--Air Leakage Testing --Packing
Roller type hot spinning machine

Machine Model	THG622	THG660	THG720	THG920
Processing Dia. (mm)	406~622	406~660	559~720	559~920
Processing Length (mm)	5500-12500	5500-12500	5500-12500	5500-12500
Processing Thickness (mm)	10-30	10-30	10-30	10-30
Central Height (mm)	1300	1300	1300	1300
Main Engine Power (KW)	200	250	280	355
Rolling wheel swing angle	90°	90°	90°	90°
Control Methods	CNC	CNC	CNC	CNC

Machine ModelTHG325THG406

Processing Dia. (mm)	219~325	325~406
Processing Length (mm)	800-2000	800-2000
Processing Thickness (mm)	5-18	5-18
Central Height (mm)	1100	1200
Main Engine Power (KW)	90	144
Rolling wheel swing angle	100°	100°
Control Methods	CNC	CNC

Mouth closing
Section view of mouth
CNC Template TYPR SPINNING MACHINE

Machine Model	THM232	THM325	THM406
Processing Dia. (mm)	200~232	219~325	325~406
Processing Length (mm)	700-1700	800-2000	800-2000
Processing Thickness (mm)	3-15	5-15	5-18
Central Height (mm)	1000	1100	1200
Main Engine Power (KW)	37	90	110
Rolling wheel swing angle	90°	90°	90°
Control Methods	PLC	PLC	PLC

III. Machinery testing
Hydro Pressure Testing Machine
IV. Accessories machine ---Neck threading machine
FAQ
We are professional manufacturer of CNG gas cylinder production line. We need to know following information to quote you correct machineries:
1. What size of CNG cylinder your machine can produce?2. CNG cylinder technical drawing?
3. Capacity you require, i.e. how many pieces and sizes you want to make per day?

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