1 Pipe Welding Machine Welding Equipment

Wuxi JACK Pipe Welding Machine, Delivering the Most Fitting Proposal of Pipe Fabrication for Customer!

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Wide Variety of Wuxi JACK Pipe Welding Machine: Pipe Circumferential Welding Machine / Pipe Back Welding Machine / Pipe Longitudinal Welding Machine / Pipe Tack Welding Machine

A. Functions and Applications of Pipe Welding Machine under Different Scenarios:

1. Extensive Use: Pipe Welding Machine belongs to important branch of Welding Equipment: In many large scale and heavy duty Industries, such as Boiler/ Petrochemical/ Pressure Vessel/ Pharmaceutical/ Natural Gas, etc., cylindrical working parts: Pipes/ Tubes/ Cylinders/ Tanks are widely used as the most important raw materials;
2. Critical Welding Equipment: Correspondingly, manufacture on assorted Pipes/ Tubes/ Pipe Flanges involves series of process technology steps, by means of operation of various designs and models of Pipe Welding Machine;

3. Wuxi JACK LHD1500 Pipe Back Welding Machine: (Fig.1)

Fig1 Pipe Back Welding Machine 4
 

4. Major Classification on Wuxi JACK Pipe Welding Machine and Its Usage:

1) CO2 back welding in Pipe Back Welding Machine before finished surface welding;
2) Internal and external circumferential welding with Pipe Circumferential Welding Machine;
3) The entire length welding acquired with Girder / Pipe Longitudinal Welding Machine;
4) Indispensable pipe forming from Pipe Tack Welding Machine;
5) Internal longitudinal welding with Internal Pipe Welding Machine, etc.
 

B. Technical Features of Wuxi JACK Pipe Welding Machine:

1. Operation on Different kinds of Pipe Welding Machine:

This usually involves assistant job from adoption of Welding Fixture. Such as:
1) Machining on welding groove ahead of time on edges of working parts;
2) Fixing the pipes during welding, etc.;
3) As well as different models of Welding Manipulator (Welding Column and Boom), for carrying out internal and external longitudinal seam welding with pipe Longitudinal Welding Machine;

2. Wide Specifications Scope of Pipe Welding Machine:

This comes in broad range of overall dimensions:
1) From as large as 50m length and 10m height of Girder Longitudinal Welding Machine;
2) To as compact as 1,500mm length and 1,500mm height of tailor made Pipe Flange Circumferential Welding Machine;
3. Flexible Welding Mode being adopted in various designs of Pipe Welding Machine, based on practical condition and customer demand, including: CO2 GMAW/ SAW (Submerged Arc Welding)/ TIG/ MIG/ GMAW...;
4. Quick reviewing on this important groups of welding equipment is illustrated in summary slides web page of “Brief on Wuxi JACK Pipe Welding Machine”.

Different Structure and Models of Wuxi JACK Pipe Welding Machine

LHD Series Medium Large Pipe Back Welding Machine

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

1) Usage and Application: LHD1500 Pipe Back Welding Machine is for completing back welding in medium to large diameters pipes, in the form of Longitudinal Welding Machine. This Pipe Welding Machine is widely used in industries and construction sites of Oil Pipeline/ Electric Light Pole / Municipal Construction/ Pipeline Deployment, etc.;
2) Welding mode in such Pipe Back Welding Machine is usually CO2 gas shielded welding;
3) Welding current is from several A up to 500A;
4) Welding Torch Swing Device: To manage on and acquire sufficient broad width of longitudinal back welding seam, which is to be formed on external surface of the pipe body, this Pipe Back Welding Machine is equipped with welding torch swing device, as shown in the above 2nd photo;
5) Welding Torch Position Control: To precisely control on welding torch position during the entire back welding operation, this Pipe Back Welding Machine has precise cross slides equipped on its welding torch mechanism, as shown in the above 1st photo;

6) Welding Torch Water Cooling Unit in LHD series Pipe Back Welding Machine:

a) Background: This Pipe Welding Machine has CO2 gas shielded welding in continuous mode, which will generate fairly amount of heat during the welding, and bring along negative effect on welding torch performance;
b) To guarantee long term stable running of the Pipe Welding Machine, welding torch is equipped with water cooling circulation box system, as shown in the above 2nd photo (Red color at lateral lower section of the Pipe Back Welding Machine main frame);
7) Eye Protection on Operators: CO2 gas shielded welding emits out strong arc light, which is harmful on people eyesight. For this reason, welding torch of LHD models Pipe Back Welding Machine has red color curtain surrounding it, as shown in the above 2nd photo;
8) Function of Welding Groove Making: As shown in the above 3rd photo, before being back welded in LHD series Pipe Back Welding Machine, steel plates for making pipe need to be beveled first in XBJ series Edge Milling Machine, acquiring on welding groove in place for the purpose of easy welding.

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

3. Working Videos of Wuxi JACK LHD1500 Back Seam Pipe Welding Machine:

Wuxi JACK LHD1500 Pipe Back Welding Machine fabricates on a piece of Φ1000mm pipe at customer workshop
Finished pipe and its welding seam, produced from Wuxi JACK Pipe Longitudinal Welding Machine

4. Technical Parameters of Wuxi JACK LHD Series Pipe Back Welding Machine:
 

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

  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

LH Series Small Medium Pipe Longitudinal and Circumferential Welding Machine

1. Functions and Specifications of LH Models Longitudinal and Circumferential Pipe Welding Machine:

1) Double Functions: This special design LH series Pipe Longitudinal and Circumferential Welding Machine fulfils both external circumferential welding, and external longitudinal welding on workpiece pipes;
2) Circumferential Welding: In this Longitudinal and Circumferential Pipe Welding Machine is usually be used for pipe flange welding;
3) Longitudinal Welding: In this compact Pipe Welding Machine is usually used for pipe finished fabrication, along its lengthways body;
4) Applicable Workpieces for this Pipe Longitudinal and Circumferential Welding Machine is small to medium sized pipes: Diameter from Φ200mm to Φ500mm; Length from 300mm up to 1,600mm. Other size scope of pipes are available for the Pipe Welding Machine;

2. Technical Specialties of LH Series Pipe Longitudinal and Circumferential Welding Machine:

1) Welding Modes in this Pipe Welding Machine can be any necessary types: SAW (Submerged arc welding) / CO2 gas shielding/ TIG/ MIG...;

2) Pipe being fixed into Pipe Longitudinal and Circumferential Welding Machine:

This can be acquired in both directions:
a) Y Axis: Pipe length along longitudinal horizontal way, which is realized with one side fixed and the other side movable;
b) V Axis: Pipe diameter along axial vertical direction, by means of welding torch moves upward and downward;
3) Working Speed (Welding velocity) is managed with A.C. inverters and displayed in intuitive display, in LH models Pipe Longitudinal and Circumferential Welding Machine;
4) Welding operation is carried out, with control console of welding power supply, and operating pendant of Pipe Welding Machine;
5) Welding torch position is managed precisely, to guarantee high standard welding quality of the Pipe Longitudinal and Circumferential Welding Machine, with introduction of cross slides, and high precision linear guiderail;

3. Running Videos of Wuxi JACK LH Models Longitudinal and Circumferential Pipe Welding Machine:

Test piece of pipe flange welding, being validated in Wuxi JACK exported to Russia LH50 pipe longitudinal and circumferential Welding Machine

4. Design Sketch of Wuxi JACK LH50 Pipe Longitudinal and Circumferential Welding Machine:

5. Technical Parameters of LH Series Pipe Longitudinal and Circumferential Welding Machine:

Model of the Pipe Longitudinal and Circumferential Welding Machine LH50 Note
Applicable Pipe Diameter Range Φ200 mm ~Φ500 mm  
Applicable Pipe Length Range 300 mm ~1600 mm  
Rotate Linear Speed (Welding Speed) 100-1000 mm/min. A.C. Inverter control VFD
Longitudinal Welding Torch Moving Speed 100-1000 mm/min. A.C. Inverter control VFD
Pipe Rotate Support Unit 2 sets of Manual adjust height  
Welding Torch Vertical Lift Motor 200 W  
Welding Torch Adjust Unit 1 set, 3 dimensional Around 100mm stroke
Pipe Rotating side Three Jaw Chuck 1 set  
Welding Mode SAW/ TIG/ MIG/ GMAW  

Pipe Circumferential Welding Machine

Working Parts and Functions of Pipe Circumferential Welding Machine:

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

3 Products of Pipe Circumferential Welding Machine:

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

Navigation on “Pipe Circumferential Welding Machine”

1. Internal and External Pipe Flange Circumferential Welding Machine:

1) Usage: This medium duty Pipe Flange Circumferential Welding Machine can be used for implementing on both internal and external circumferential welding on pipes at the same time;
2) Executing Cells: There are 2 pieces of welding torch in one set of the Circumferential Welding Machine, for carrying out internal and external welding simultaneously;
3) Workpiece Pipe Hold and Rotation: There are 2 sets of Welding Rotators being installed along the mechanical horizontal base bed of the Pipe Flange Circumferential Welding Machine. The position of the Welding Rotators can be adjusted manually along its guide rail, according to length of workpiece;
4) Welding Speed: Rotating linear speed of turning rollers in Welding Rotators, equals to welding velocity in the Pipe Flange Circumferential Welding Machine. This speed is controlled with A.C. inverter, and displayed in real time manner during working;
5) Welding Position: The welding in this Pipe Flange Circumferential Welding Machine is in the form of 45° MIG fillet welding.

 

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

 Welding Mode of Pipe Flange Circumferential Welding Machine   GMAW CO2, or MIG
 Welding Power Supply Max.
 Current
 500 A
  Welding Current  300 ~ 400 A
  Pipe Flange Revolving Linear Speed
 (Welding Velocity) Range
 200 ~ 800 mm/min.
  Pipe Flange Diameter   200 ~ 600 mm
  Pipe Flange Total Length   Up to 5,000 mm

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

1) Structure Feature: As shown in the lefthand photo, there are 2 pieces of extending boom and corresponding welding torch carriage in one set of the compact size Small Cylinder Body Circumferential Welding Machine. So, workpieces can be welded at its both ends at the same time;
2) Welding Operation: The 2 pieces of extending boom are for the purpose of feeding in and retreating welding torch, before and after welding in the cylinder application Circumferential Welding Machine. This is for the purpose of avoiding collision between welding torch and workpiece;
3) Accommodating Varied Length of Pipe: In this Pipe Circumferential Welding Machine, the upright workpiece supporting rack can be adjusted along the bottom rail, on platform of the Pipe Welding Machine, catering on varied length of cylinder body;
4) Welding Mode: In the lefthand 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) Usage: This set of Small Pipe Flange Circumferential Welding Machine is specifically designed, for fulfilling circumferential welding on small flanges;

2) Structure Specialty of this Circumferential Welding Machine:

a) As shown in the righthand photo, there is a set of small Welding Positioner being assembled at left end of the welding equipment body, serving as workpiece roller bed;
b) In this way, adjusting on angular position of workpiece, so as to acquiring on optimum position welding, can be fulfilled in the Pipe Welding Machine;
c) Tilting Angle: The pipe flange in this Circumferential Welding Machine can be adjusted within the range of 0°~45°;
3) Welding Position: Correspondingly, welding torch in this Circumferential Welding Machine is kept at 90° upright downward all the while.

 

 

Technical Parameters of Compact Size Small Pipe Flange Circumferential Welding Machine:

 Welding Mode of 
Pipe Flange Circumferential Welding Machine
 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

Pipe and Large Beam Longitudinal Welding Machine for Girder Production

1. The Applicable Working Parts and Application Site of Girder Production Line Longitudinal Welding Machine:

1) Applicable Workpieces: Large area cross section girder/ steel structure beam with super long length is a kind of important working part for manufacturing on and building up various large size machinery production, which should be fabricated with large beam / pipe Girder Production Longitudinal Welding Machine;
2) Typical Specifications: The typical cross section size of these working parts: 2,400mm width by 2,400mm width, with length up to 49m;
3) Suitable Industries: These large section long length girders are indispensable workpieces in industries of: Port Machinery/ Hoist Crane/ Bridge Construction/ Road Deployment.

 

2. Technical Features of Large Beam/ Pipe/ Girder Production Longitudinal Welding Machine:

1) Welding Carts in Symmetry: Considering the huge size of workpiece and hence machine itself, which is very difficult by access on people walking, the automatic welding in this large beam Longitudinal Welding Machine is performed by means of 2 sets of motor drive travelling trolley, which are deployed at both sides of the workpiece in parallel;

Welding cart and 2 pieces of symmetrical arranged welding torch in Beam / Pipe Longitudinal Welding Machine: (Fig.1)

Fig1 Girder Longitudinal Welding Machine(1)
2) Welding Mode: To meet the requirement of high strength welding seam generated from the Pipe Welding Machine, the welding mode of continuous CO2 GMAW is adopted in this large beam / girder Longitudinal Welding Machine, which has the best degree of welding impact resistant value (IK);
3) Security Assurance with Electric Interlock Control: In view of electric control of the Pipe Welding Machine, there is interlock between the 2 sets of traveling trolley and its installed welding units, during the entire official running period of the Beam / Girder Longitudinal Welding Machine.

3. Design Sketch of Wuxi JACK Beam / Girder Production Line Longitudinal Welding Machine:

4. Technical Parameters of Girder Production Line Large Beam Pipe Longitudinal Welding Machine:

Below are technical parameters of Wuxi JACK large beam / girder Longitudinal Welding Machine:

 Workpiece Max. Length in
Beam / Girder Longitudinal Welding Machine
 49 m
 Workpiece Cross Section Max.
 Width
 2,400 mm
  Workpiece Cross Section Max. Length  2,400 mm
  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

External Pipe Tack Welding Machine

1. Usage and Application of External Pipe Tack Welding Machine:

1) Function: External Pipe Welding Machine initiates on pipe fabrication in the form of pipe forming and tack welding, ahead of final step of finished welding;
2) Application Site: External Pipe Tack Welding Machine is a kind of large scale/ heavy duty and special design Pipe Welding Machine. This welding equipment is usually installed inside a complete production line for pipe production, compared with being applied as an individual operating Pipe Welding Machine;

Sketch on layout of Pipe Tack Welding Machine: (Fig.2)

2 Pipe Tack Welding Machine

3) Similar Function Welding Equipment: This Pipe Tack Welding Machine is similar to H Beam Assembly Machine, which, after steel plate is bent into round shape of large diameter pipe, applying final step of squeeze under the drive of hydraulic oil cylinders, and implement tack longitudinal welding along the entire length of the pipe body at the same time;
4) Workpieces being processed in Pipe Tack Welding Machine is fairly large: Diameter is up to Φ1200mm, length up to 30m.

 

 

 

2. Technical Parameters of External 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. Usage and Technical Features of Internal Pipe Welding Machine:

1) Function: Internal Pipe Welding Machine has part of function as Welding Column and Boom, for carrying out longitudinal welding along internal wall of pipe;
2) Application Site: This special design large internal Pipe Welding Machine is important and necessary large welding equipment in Large Diameter Longitudinal Welding Pipe Fabrication Line;

3) Difference between Internal Pipe Welding Machine with Welding Column and Boom:

This lies in size of the workpiece pipe to be welded:
a) In Welding Column and Boom, the max. extending length of boom (Which is the applicable length of workpiece) is 8m;
b) While this Internal Pipe Welding Machine can have SAW (Submerged Arc Welding) on pipes with length up to 30m;
4) Welding Supplementary Unit: It is easily imagined, to carry out welding inside 30m length pipe, which is impossible for operator direct access, video monitor needs to be introduced into the Internal Pipe Welding Machine, for implementing surveillance on welding process during operation;
5) Welding Mode: In Internal Pipe Welding Machine is continuous welding of SAW;
6) Working Station: 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 Wuxi JACK heavy duty large 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)
Pipe Welding Machine
01

Gantry Welding Machine
02

Pipe Welding Machine
03

Other Series of Products We Own besides Pipe Welding Machine

1. Application of DX1520 H Beam End Face Milling Machine:
2. Function Briefs of DX1520 H Beam End Face Milling Machine for Steel Structure Member:  Precise Linear Guiderails of both directions for Precision Guarantee / Working Speed Control / Working Tool of Powerful Milling Head/ Operation / Workpiece Clamp 
3. Technical Parameters of DX1520 H Beam End Face Milling Machine:
0
0
Friction roller type; For large scale pipe
0
0

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