LPG Gas Cylinder Production Line

Complete Machines of the LPG Cylinder Production Line:
Machine Description for LPG Production Line

1. De-coil and punching machine for small round sheet cutting from big sheet(material preparing for shell)
Technical data:
Raw material specifications:
Plate Thickness:2-4mm Width of plate:Max.1170mm
ID of steel coil:450-800mm OD of steel coil:Max.1800mm Weight of steel coil:Max.25T
Coil blanking specification:Ø370-Ø615mm Blanking period:12s/time including auxiliary time

Hydraulic machine technical data
Motor power:46KW Norminal capacity:6300KN Max.working pressure:25Mpa
Slide travel speed:120mm/s
Working table size:2500mm(front+back)*1500mm(left*right)
Weight of decolier:12T Weight of hydraulic press machine:23T


2.63ton hydraulic logo printing machine


3. Hydraulic press drawing the head
Press the round sheet into a shell with dies.



4. Automatic trimming machine
This machine is reliable, easy to operate.
Technical data
Motor power:5.5KW Air pressure:0.6Mpa Trimming time:20s Weight of machine:1.5T


5. End dish necking machine
Technical data
Motor power:4.5-11kw Air pressure:0.6Mpa Thickness of plate:1-10mm
Necking head diameter:150-1200mm Necking time:10-50s (adjustable)
Weight of machine:1.5-3T


6.Cleaning machine
Technical data
Motor power:1.5kw Polishing motor power:1.5kw*2 Air pressure:0.6Mpa
Polishing wheel feed range:0.2-20mm Efficiency:180Pcs/hour Weight of machine:1.2T


7.Hole punching machine
Punch the hole on head of the cylinder
Technical data
Motor power:5.5kw Punching speed:180Pcs/hour Weight of machine:1.5T


8.Valve Seat Welding Machine
To complete the welding of valve seat ring joints. Ensure uniform forming, good appearance, weld penetration and weld width meets the technological requirements, the clamping is convenient. Using submerged arc welding technology, girth welding at one time
Technical data
Rated voltage:220V Motor power:0.25kw Air pressure:0.6Mpa


9.Bottom base welding machine
Complete cylinder base girth automatic welding. To ensure concentricity, uniform forming, good appearance, weld penetration and weld width meet the technological requirements, the clamping is convenient. CO2 gas shield welding process, complete in one time welding.
Technical data
Current:AC380V+N Motor power:0.55kw Air cylinder pressure:0.5-0.7Mpa


10.Protection enclosure welding machine
Complete cylinder base girth automatic welding. To ensure concentricity, uniform forming, good appearance, weld penetration and weld width meet the technological requirements, the clamping is convenient. CO2 gas shield welding process, complete in one time welding.
Technical data
Rated voltage:AC380V Motor power:0.55kw Air cylinder pressure:0.5-0.7Mpa


11.Assembling Machine
To assemble both halves of the cylinder together and get ready for welding
Technical data
Cylinder diameter:250mm Air cylinder pressure:0.5-0.7Mpa


12.Circumferential Seam welding machine

Option NO.1:
Technical data
Voltage:AC380V+N Motor power:0.55KW Rotation speed:Max.10rpm/min (adjustable)
Motor power:0.55kw

Option NO.2:
Technical data
This machine is applicated to automated MAG circumferential welding for LPG cylinder,fire extinguisher bottle,etc.
Welding Length:Max.1500mm Ø:250-400mm Thickness:2.5-6mm
This machine price include 1 set panasonic welding machine(Model:GL3-500A),1 set cooling water device,welding seam tracker.
Producing capacity:250 pcs/8 hrs


13. Gas car-bottom heat treating furnace machine
This furnace is designed to anneal LPG cylinders by applying flame from gas burner on the cylinders. It composes, burner, flaming chamber, smoke collector, rails, chain roller, exhaling system.
It feature includes, adjustable time, self-control thermometer, perfect heat treatment result and fire off pollution.

Technical data
Producing efficiency:75pcs/hr Feeding type:Chain drive/cylinder feeding
Cleaning size:Ø320*700mm------Ø420*1250mm
Dimension:(L*W*H):12500*1390*1560mm removable transport

14. Hydrostatic Testing Machine
The machine is special for steel cylinder of liquefied gas cylinders,applicable to manufacturers and testing station for wuthstand voltage test on cylinder.Irrigation,pressurization,pressure,maintaining centralized control and automatic pouring completed by using water pump,equipped with a water tank,water can be recycled.
Technical data:
Pneumatic pressure:0.6Mpa Motor power:3kw
Hydrostatic test pressure:3.2Mpa Weight:1.1T



15. Cylinder drying machine
The equipment is used for drying the bottle cylinder after water pressure test.


16. Shot Blasting Machine
Shot Blasting Machine for LPG Cylinder are predominantly used to clean LPG/CNC/GAS cylinder in a continuous through feed process, remove remains of casting sand and cores, rust, old paint, visible signs of welding, eliminate surface stress, improve the fatigue strength of the workpiece, increases workpiece film adhesion of the paint job, and ultimately achieve the aim of improving the quality of surface and internal, prepare for surface protection (coloring, enameling, galvanizing, etc.).
Technical data
Produing efficiency:80-120pcs/hr Shot blasting machine:2 sets
Hoist motor power:2.2KW Total power:31.2KW
Weight:16T Workpiece size:Ø320mm*680mm
Machine dimension:(L*W):7885*2460mm



17. Spraying production line
The spraying producing line for U track,using electric or natural gas,fuel oil,coal heating,hot air circulation,the allocation of fixed automatic spray gun 4,manual gun 1.Spraying powder or paint on the steel cylinders apperance.The cylinder into the oven drying after spraying
Technical data
Working voltage:380V 50HZ Air pressure:0.4-0.6Mpa
Total power:15KW Working efficiency:180Pcs/jr



18. Valve mounting machine
The equipment is suitable for the liquefied petroleum gas cylinder angle value installation and use,it absorbs the domestic and foreign advance technology,using electrical control,pneumatic clamping,torque adjustable device,when reaching a certain torque,and go to the specificed direction after the automatic shutdown.The machine operation and flexible,convenient and safe
Technical data
Motor power:2.2KW Motor speed:1400r/min
Work spindle speed:15.5r/min Working air pressure:0.5-0.6Mpa
Consumption per hour:1.14m3 Clamping cylinder stroke:120mm
Rotation speed ration:1:59 Weight:0.9T

19. Leakage Air Test Machine
The device for cylinder do tightness test with,composed of a water tank,a lifting cylinder,a bottle feeding machine,electric control part and other parts,work a bottle feeding mechanism of automatic cylinder will send to be test station,a lifting cylinder will fall into the water.the operating personnel rotation observations of the cylinder is not leaking cylinder,after the test and the cylinder out of water,a loop end.This machine is reasonable in structure,simple operation and maintenance.
Technical data
Air pressure:0.6Mpa Testing air pressure:2.2Mpa
Holding pressure time:60s Weight:1.8T


Introudction of our company:

We are professional manufacturer of solar water tank machinery, LPG&LNG cylinder and steel drum welding equipment with many years of experience. We are improving technologies all the time and developing welding machinery market. We provide clients with inner and outer solar water tank, LPG&LNG cylinder, fire extinguisher, and steel drum welding machine and system solutions, including circumferential seam welding, longitudinal seam welding, nozzle welding, jacket layer welding system, etc...Due to highly automatic, simple operation and reliable quality welding equipment, they are popular and well accepted in many industries: pressure cylinders, fire extinguishers, solar water tank, stainless steel tanks, etc...Our machinery have been exported to many countries, such as Russia, US, Australia, Turkey, Vietnam, India, Ukraine, etc...We can customized all our equipment according to different clients requirement.

We hope to cooperate with friends at home and abroad to create glorious future together.

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