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Wuxi JACK Pipe Welding Machine, Making Perfect Pipe Fabrication for Customer!

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Pipe Welding Machine: Pipe Back Welding Machine, Pipe Circumferential Welding Machine, Longitudinal Welding Machine, Pipe Tack Welding Machine, Internal Pipe Welding Machine

 

1. The Scope and Importance of Pipe Welding Machine and Its Job:

Pipe Welding Machine is a very important branch in the product family of Welding Equipment. In many large scale and heavy duty Industries, such as Boiler, Petrochemical, Pressure Vessel, Petrochemical, etc., Pipes/ Tubes/ Cylinders/ Tanks are widely used as raw materials. Correspondingly, the production of these diversified Pipes/ Tubes/ Pipe Flanges involves series of process technology steps, with the operation of various types and models of Pipe Welding Machine, including:
1) CO2 back welding in Pipe Back Welding Machine;
2) Internal and external circumferential welding with Pipe Circumferential Welding Machine;
3) Whole length welding with Girder Longitudinal Welding Machine;
4) Pipe forming with Pipe Tack Welding Machine;
5) Internal longitudinal welding with Internal Pipe Welding Machine, etc.

 
 
 

2. The Technical Features of Pipe Welding Machine:

1) The operation of these Pipe Welding Machine usually needs the assistant job from Welding Fixture, for welding groove making ahead of time, fixing the pipes during welding, etc.; As well as different models of Welding Manipulator, for performing internal and external longitudinal seam welding;
2) Pipe Welding Machine comes in broad range of overall dimensions, from as large as 50m length/ 10m height of Girder Longitudinal Welding Machine, to as compact as 1.5m length/ 1.5m height of tailor-made Pipe Flange Circumferential Welding Machine;
3) Flexible welding mode adopted in Pipe Welding Machine, based on practical condition and customer demand, including CO2 GMAW, SAW (Submerged Arc Welding), TIG...
 

Pipe Welding Machine Produced from Wuxi JACK

Pipe Back Welding Machine

1. The Application and Technical Characteristics of Pipe Back Welding Machine:
 

1) Usage: LHD1500 Pipe Back Welding Machine is for completing back welding in medium to large diameters pipes, which is used in construction sites of Oil Pipeline/ Electric Light Pole, etc.;
2) The welding mode in Pipe Back Welding Machine is CO2 gas shielded welding, in the range of up to 500A welding current;
3) Welding Torch Swing Device: To get a sufficient broad area of back welding seam formed on external surface of the pipe, this Pipe Back Welding Machine is equipped with welding torch swing device, as shown in the 2nd photo;
4) Welding Torch Position Control: To have a precise management on welding torch position during back welding, this Pipe Back Welding Machine has precise cross slides equipped on its welding torch mechanism, as shown in the 1st photo;
5) Welding Torch Water Cooling Unit: This Pipe Back Welding Machine has CO2 gas shielded welding in continuous mode. To guarantee long term stable running of the machine, welding torch is equipped with water cooling circulation box system, as shown in the 2nd photo (Red color at lateral lower section of the Pipe Back Welding Machine main frame);
6) Eye Protection: CO2 gas shielded welding generates strong arc light, which is harmful on people eyesight. For this reason, welding torch of this Pipe Back Welding Machine has red color curtain surrounding it, as shown in the 2nd photo;
7) Welding Groove Making: As shown in the 3rd photo, before being back welded in this Pipe Back Welding Machine, steel plates for making pipe will be beveled first in Edge Milling Machine, having welding groove in place for the purpose of easy welding.

2. Design Sketch of Wuxi JACK Pipe Back Welding Machine:

3. Working Video and Technical Parameters of Wuxi JACK Pipe Back Welding Machine:

Below are technical parameters of Wuxi JACK LHD1500 Pipe Longitudinal Welding Machine for backing:

Below are technical parameters of Wuxi JACK LHD1500 Pipe Longitudinal Welding Machine for backing:  Model of Pipe Back Welding Machine   LHD1500
 Applicable Diameter Range of Pipe   Φ500-1500 mm
 Applicable Wall Thickness Range of
 Pipe 
  12 ~ 25.4 mm
 Applicable Length of Pipe   6 ~ 12 m
 Gantry Rail Span   2500 mm 
 Gantry Rail Length   15000 mm
 CO2 Back Welding Speed   240 ~ 2400 mm/min. 
 Welding Swing Scope   0 ~ 35 mm
 Welding Position on Pipe   12 o'clock
 CO2 Welding Power Supply   NB-500HD
 Welding Wire Size   φ1.2-1.6 mm
 Total Power of the Pipe Back
 Welding Machine
  4 kW
 Rated CO2 Welding Power Supply 
 Capacity
  250 KVA

Pipe Circumferential Welding Machine

The Workpiece and Function of Pipe Circumferential Welding Machine:
 

1. Circumferential welding is an indispensable step in the process of all the types of pipes/ tubes/ pipe flange production, which is accomplished by means of various types and models of Pipe Circumferential Welding Machine;
2. Pipe Circumferential Welding Machine fulfils both internal and external welding in the mode of SAW, strap cladding, CO2 welding, etc..
 

3 Examples on Pipe Circumferential Welding Machine:

Pipe Circumferential Welding Machine comes in the way of special design and made. Here we pick up 3 examples as below:

Navigation on “Pipe Circumferential Welding Machine”

1. Pipe Flange Internal and External Circumferential Welding Machine:

1) This Pipe Flange Circumferential Welding Machine can be used for both internal and external circumferential welding at the same time. There are 2 pieces of welding torch in one set of the Circumferential Welding Machine, for implementing internal and external welding simultaneously;
2) There are 2 sets of Welding Rotators installed along the horizontal base bed of the Pipe Flange Circumferential Welding Machine, which can be adjusted manually, based on length of workpiece;
3) Rotation speed of Welding Rotators, which is welding velocity in this Pipe Flange Circumferential Welding Machine, is controlled with A.C. inverter, and displayed in actual mode during working;
4) The welding in this Pipe Flange Circumferential Welding Machine is in the form of MIG 45° fillet welding.

 

Technical Parameters of Pipe Flange Internal and External Circumferential Welding Machine:

 Welding Mode   GMAW CO2, or MIG
 Welding Power Supply Max.
 Current
 500 A
  Welding Current  300 ~ 400 A
  Pipe Flange Revolving Linear Speed
 (Welding Velocity)
 200 ~ 800 mm/min.
  Pipe Flange Diameter   200 ~ 600 mm
  Pipe Flange Total Length   Up to 5m

2. Small Cylinder Body Circumferential Welding Machine for Strap Cladding:

1) There are 2 pieces of extending boom and corresponding welding torch carriage in one set of this Small Cylinder Body Circumferential Welding Machine. So, workpieces can be welded at its both ends at the same time;
2) The 2 pieces of extending boom are for the purpose of feeding in and retreating welding torch, before and after welding, in this cylinder application Circumferential Welding Machine. This is for avoiding collision between welding torch and workpiece;
3) The upright workpiece supporting rack can be adjusted along the bottom rail, on platform of the Circumferential Welding Machine, accommodating varied length of cylinder body;
4) In the righthand photo, the small cylinder body was being carried out strap cladding, or built-up welding in this Circumferential Welding Machine.

3. Small Pipe Flange Circumferential Welding Machine:

1) This set of Small Pipe Flange Circumferential Welding Machine is for specifically making circumferential welding on small flanges;
2) The specialty of this Circumferential Welding Machine is, as shown in the lefthand photo, there is a set of small Welding Positioner assembled at left end of the machine body, serving as workpiece bed, for available on changing angular position of the workpiece for optimum position welding. The pipe flange in this Circumferential Welding Machine can be adjusted within the range of 0°~45°;
3) Correspondingly, welding torch in this Circumferential Welding Machine is kept at 90° upright downward all the while.

 

 

Technical Parameters of Small Pipe Flange Circumferential Welding Machine:

 Welding Mode  GMAW CO2, or MIG
 Welding Power Supply Max.
 Current
 500 A
  Welding Current  300 ~ 400 A
  Pipe Flange Revolving Linear Speed
 (Welding Velocity)
 200 ~ 800 mm/min. 
  Pipe Flange Diameter   100 ~ 400 mm
  Workpiece Tilting Range   0°~ 45°
  Workpiece Total Length   Up to 1000 mm

Longitudinal Welding Machine for Girder Production

1. Where does Girder Production Longitudinal Welding Machine Used?
 

In Industries of Port Machinery/ Hoist Crane/ Bridge/ Road, large area cross section girder with super long length is a kind of important part for manufacture and building up, which should be produced by means of Girder Production Longitudinal Welding Machine.
 

2. Technical Features of the Girder Production Longitudinal Welding Machine:

1) Considering the huge size of workpiece and hence machine itself, the automatic welding in this large beam Longitudinal Welding Machine is performed by means of 2 sets of travelling trolley, deployed at both sides of the workpiece;
2 Girder Longitudinal Welding Machine Original Torch Angle
2) To meet the requirement of high strength welding seam generated, the welding mode of continuous CO2 GMAW is adopted in this large beam Longitudinal Welding Machine, which has the best degree of welding impact value (IK);
3) In view of electric control, there is interlock between the sets of traveling trolley and its welding units, during official running of the Longitudinal Welding Machine.

3. Design Sketch of Girder Production Longitudinal Welding Machine:

4. Technical Parameters of Girder Production Longitudinal Welding Machine:

Below are technical parameters of large beam Longitudinal Welding Machine:

 Workpiece Max. Length  49 m
 Workpiece Cross Section Max.
 Width
 2.4 m
  Workpiece Cross Section Max. Length  2.4 m
  Workpiece Max. Camber  80 mm
  Extension of Base Plate for Tack
 Welding
  ≧ 20 mm
 Gantry Travel Speed
 (Welding Velocity)
 200 ~ 4000 mm/min.
 Welding Arm Transverse Moving
 Stroke
 700 mm
 Gantry Rails Span  3800 mm
 Welding Mode  Gas Shielded CO2 at Tack
 Welding

Pipe Tack Welding Machine

1. The Application of Pipe Tack Welding Machine:

1) Pipe Tack Welding Machine is a kind of large scale and heavy duty Pipe Welding Machine, which is usually installed inside a complete production line for pipe production, instead of being applied as an individual operating Pipe Welding Machine;

2 Pipe Tack Welding Machine 4
2) The function of the Pipe Tack Welding Machine is similar to H Beam Assembly Machine, which, after steel plate is bent into shape of large diameter pipe, applying final step of squeeze under the drive of hydraulic oil cylinders, and implement tack welding along the whole length of the pipe;
3) Workpieces being processed in Pipe Tack Welding Machine is fairly large: Diameter up to 1200mm, length up to 30m.

 

 

2. Technical Parameters of Pipe Tack Welding Machine:

 Model of Pipe Tack Welding
 Machine
 Heavy duty PTW
 Max. Pipe Length  30 m
 Pipe Diameter  500 ~ 1200 mm
  Pipe Thickness  12 ∼ 25 mm
  Pipe Tack Welding Way  Automatic CO2 Gas Shielded
 Pipe Tack Welding Speed  500∼6000 mm/min.
(VFD, Inverter Control)

Internal Pipe Welding Machine

1. Outline on Purpose and Technical Features of Internal Pipe Welding Machine:
 

1) Internal Pipe Welding Machine has similar function as Welding Manipulator, for carrying out longitudinal welding at internal side of pipe;
2) The difference between this Internal Pipe Welding Machine and Welding Manipulator lies in size of the workpiece to be welded: In Welding Manipulator, the max. extending length of boom (Which is the applicable length of workpiece) is 8m; While this Internal Pipe Welding Machine can have SAW (Submerged Arc Welding) on pipes with length up to 30m;
3) That can be imagined, for such length of pipe to be welded inside, video monitor needs to be introduced into the Internal Pipe Welding Machine, for surveillance on welding process during working;
4) In the process route of large size pipe production, this Internal Pipe Welding Machine is located following the Pipe Tack Welding Machine.

2. Design Sketch of Internal Pipe Welding Machine:

3. Technical Parameters of Internal Pipe Welding Machine:

Below are technical parameters of the internal pipe welding machine:

 Model of Internal Pipe Welding
 Machine
 Heavy duty PIW
 Max. Pipe Length  30 m
 Pipe Diameter  500 ~ 1200 mm
 Pipe Thickness  12 ∼ 25 mm
 Pipe Internal Welding Way  Automatic SAW of Triple Arc
 Pipe Internal Welding Current  400 ~ 500 A
 Pipe Internal Welding Wire  4mm Solid Wire
 Pipe Internal Welding Speed  250∼700mm/min.
(VFD, Inverter Control)
Welding Fixture
01

Gantry Welding Machine
02

Ribbed Plate Straightening Machine
03

Other Series of Products We Own besides Pipe Welding Machine

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  • Application of Facing and Milling Center in Steel Structure Industry

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