Wide Variety and Application of Welding Equipment and Welding Machine:

Wuxi JACK special made pipe flange Welding Machine welding unit and workpieces: (Fig.1)

2. Welding Modes, Welding Form, Welding Seam, and Applicable Workpieces of Welding Equipment and Welding Machine:

Wuxi JACK Circumferential and Longitudinal Seam Welding Machine: (Fig.2)

3. Structures and Typical Cases of Welding Equipment and Welding Machine:

Wuxi JACK Pipe Internal Longitudinal Seam Welding Machine: (Fig.3)

4. Common Technical Characteristics of Welding Equipment and Welding Machine:

1. Usage of LHG Large BOX Frame Longitudinal Seam Gantry Welding Machine:

1) Design sketch on applicable lamp post being fabricated in LHG model Gantry Welding Machine: (Fig.4)

2) Lamp Post Specifications to be Welded in Gantry Frame Longitudinal Seam Welding Equipment:

a) Length ranges from 9m to 16m;

3) Required Capability of LHG BOX Frame Gantry Welding Machine:

Guiderail for gantry frame moving of the LHG Longitudinal Seam Gantry Welding Machine: (Fig.5)

3) Mechanical Main Frame of Longitudinal Seam Gantry Welding Machine:

b) Solid structure and lifting platform of the LHG Gantry Welding Machine: (Fig.6)

Platform elevation guiderail in LHG Gantry Welding Machine: (Fig.7)

5) Welding Supplementary Function Units in Longitudinal Seam Gantry Welding Machine:

b) Vertical view on elevating platform of LHG Gantry Welding Machine: (Fig.8)

6) Welding Torch Group in the Longitudinal Seam Gantry Welding Machine:

b) Welding torch precise mechanism of Longitudinal Seam Gantry Welding Machine: (Fig.9)

7) Workpiece Fixture of Longitudinal Seam Large Gantry Welding Machine:

c) Lamp post fixture of Longitudinal Seam Gantry Welding Machine: (Fig.10)

1. Function of Pipe Longitudinal Seam Welding Machine:

1) Usage: Pipe Longitudinal Seam Welding Machine, as its name suggests, is used for implementing on entire length longitudinal seam welding on thin wall cylindrical workpieces;

2) Workpiece Specifications of Pipe Longitudinal Seam Welding Machine:

Depending on specific model of the Welding Equipment,
a) Diameter: Φ180mm ~ 1200mm;
b) Pipe Wall Thickness: 0.3mm ~ 6mm;
c) Pipe Length: 1,000mm ~ 3,000mm;
d) Pipe Material: Stainless steel, Al, alloy, carbon steel, etc.;
3) Welding Mode: In Pipe Longitudinal Seam Welding Machine is majority TIG (Tungsten inert gas welding), which has high precision and fine welding seam formed.
 

2. Structure and Working Principle of Pipe Longitudinal Seam Welding Machine:

1) Structure: As can be seen from the lefthand photos, the Pipe Longitudinal Seam Welding Machine is in the structure of fixed working table, in the height of convenient operation for operator;
2) Workpiece Holding: There is a piece of horizontal gloss solid mandrel being installed beneath working table of the Welding Equipment, which comes all the way through internal of the cylindrical working parts, serving as workpiece fixture during running of the pipe Longitudinal Seam Welding Machine;
3) Workpiece Fixture: Right above the cylindrical working parts, there is an array of keys, which are driven with and clamped by means of air cylinder, to clamp down the cylindrical parts firmly, in the welding period of pipe Longitudinal Seam Welding Machine operation;
4) Welding Operation: During work, the welding head move in horizontal way along working table of the Pipe Longitudinal Seam Welding Machine, in the adjustable working speed of TIG welding;
5) Welding Performance Guarantee: During working of the Welding Equipment, the mandrel is circulated with cooling water, guaranteeing non-deformation of the thin wall workpiece, which is being welded in this Pipe Longitudinal Seam Welding Machine.

3. Technical Parameters of Pipe Longitudinal Seam Welding Machine:

1. Application of Pipe Built Up Welding Machine:

Function: Pipe Built Up Welding Machine, the other names is surface Hard Facing Welding Machine, is for depositing a layer of hard facing on surface of workpiece, especially cylinder bodies, to prevent the workpieces from growing worn;
 

2. Operation of Pipe Built Up Welding Machine:

1) The Welding Mode in this Welding Equipment of pipe Built Up Welding Machine usually adopts with SAW (Submerged arc welding), which features in small welding current and large welding voltage, rendering thin layer of hard facing formed on external face of cylindrical working parts;
2) Workpiece Support: During working of the pipe Built Up Welding Machine, the workpiece is support on a set of Welding Rotator (Welding Roller Bed), which revolves the workpiece into revolve for welding operation;
3) Welding Speed: Of pipe Built Up Welding Machine equals to rotating linear speed of welding turning roller. It should be adjusted by means of A.C. inverter, and displayed in real time;
4) Welding Torch Movement: Welding head moves along transverse beam of the Welding Equipment, carrying out welding in the constant pitch, attaining the purpose of hard facing on surface of workpiece, in pipe Built Up Welding Machine.
 

3. Technical Features of Pipe Built Up Welding Machine:

1) Electric Control: The entire working process of the Pipe Built Up Welding Machine is controlled with PLC (Programmable logic controller);
2) Welding speed is modulated with A.C. inverter, and being instantaneously shown in operation panel;
3) Duty cycle of welding can be up to 100%.