Welding Turntables: Functions and Applications

A Short Discussion on the Work of Industrial Welding Turntables

A welding turntable works the same way for all pieces of work, no matter how large or small. They create a plane for a rotation that is perpendicular to the floor. Welding Turntables can hold large amounts of tooling. They can be more than a rotating table. The static torque output limits determine its capacity. It can spin at high speeds while weighing a considerable amount.

What is the Function of a Welding Turntable?

The welding turntables works by grasping onto a valve or pipe joint and rotating the workpiece as necessary so that the welder can continue to weld the joint flat. This allows the welder not to have to move the torch or electrode-holder around the joint to keep the weld pool in place.

Because they make it easier to see the welding seams on the pipeline, welding positioners can be useful for increasing weld deposition rates and decreasing rejection rates. The welding gripper, or welding positioner, assists the operator in welding at higher speeds than is possible with either a semi-automatic or manual setup.

How to Use a Welding Turntable Properly

Safety is the number one priority when operating a welding turntable. You must ensure that your welding turntables is secure to a stable, flat surface.

Also, make sure to read the specifications of your welding turntables. The size and speed of the required operation for the welder determine the motor and control. Refer to the specifications to find out if the welding positioner is capable.

During welding, a ground current must also be connected to the welding turntables. It is important to have it connected during welding. Without it, electric parts could be damaged. It is also important to ensure that the rotary weld positioner can work with the electricity generated by welding.

Tips to Use When Working with Welding Rotator

These are the things workers need to remember when welding on a welding rotator.

The center of gravity (CoG).:

This is where the object’s mass is located. When choosing the position weld, you should consider the center gravity of the workpiece, along with its weight and size. This will ensure that the workpiece is balanced on all axes. This determines the rotation speed of the table. CoG will change if the welder adds different weights or sizes to the welding rotator.

Proper attachment of the workpiece:

This is how the workpiece will be attached to the welding rotator. Unique production fixtures are required for certain tasks that must be repeated to produce parts for common applications. A three-jaw chuck can be used to attach the positioner to round-shaped workpieces. Some pieces must be bolted. This should be determined based on the size and shape of the piece.

A flat, even surfaces:

Make sure that the entire weld positioning unit is placed on a flat and even surface. The workpiece could fall off and cause injury.

Here are a few reasons to use Welding Turntables

Welding Turntables offer many benefits beyond the increased comfort for the worker. These are just a few:

• Higher quality: Setting a welding rotator improves accuracy. This means there is less chance of an error by a worker.
• Safety for workers: Welding rotators are designed to ensure workers are safe. The positioner ensures that the workpiece is securely anchored so it doesn’t move. If we sling or chain the part, it is safer to anchor it.
• Reducing fatigue: The welding rotator design allows workers to stand and work in one place. It adjusts to the worker’s height and comfort. This will reduce fatigue and strain, which would improve productivity.
• Small footprint These welding rotator devices can be used in tight spaces to reduce clutter and make it easier to move around on the production floor.
• Semi-Automatic Functioning: Welding rotator machines can be used to connect to a power source. This increases the speed of the welder and, in turn, productivity.

What Are the Different Applications for Welding Turntables?

Many industries require welding or fabrication. Weld positioners are used frequently. These are just a few of the many applications of weld positioning:

• Rotary positioning
• Rotation of parts to be assembled
• Mounting welding equipment
• Welding shafts, wheels, and pipes
• Rotating workpieces that are heavy on offset loads

You should only source genuine manufacturers and suppliers if you need rotary weld positioner devices for industrial applications. Purple engineering is a leading supplier of industrial metal welding machinery. The company offers weld positioners in different specifications to suit customer needs.

Welding Turntable Options

Purple engineering offers a variety of unique styles and used welding turntables that will meet your project requirements. Below are some of the special welding positioner styles we offer.

2-TON LOW PROFILE WELDING PORTABLE (FLOOR-TURNTABLE).

PipeStand’s TRN2-200 floor turntable is low profile and can weld consistent, uninterrupted circumference or peripheral objects. This results in less rework, better quality welds, and aesthetics.

The TRN2-200 also offers decreased welder fatigue and a more ergonomic working environment protected by continuous welding in the most advantageous position. Our low-profile turntables allow for precise positioning in either the horizontal or flat position and are cost-effective.

The low-profile turntables from PipeStand are small machines that can fully integrate with column and boom welding and robots. Our low-profile turntables or welding rotating tables are a low-cost, high-precision way to rotate a pipe or vessel around a vertical axis. Many accessories and options can be added to the product depending on the customer’s request. This includes hand pendants and footswitches. Work holding is also available. Upgraded control options are also available. PipeStands TRN2-200 can rotate cylindrical objects up to 762mm in diameter or 30”.

SPECIFICATIONS

Load Capacity	1814.36 kg (Up to 203.2 mm Eccentricity) 4,000 lbs (Up to 8″ Eccentricity)
Footprint	838.2 mm x 635.0 mm x 304.8 mm 33″ x 25″ x 12″
Table Size/Span	762 mm diameter 30″ diameter
Power Requirements	110 V, 1-ph
Rotation Speed	0.1–1.5 RPM (Optional DC Stepper Motor for precise turning)
Ground Capacity	400 Amps
Equipment Mass	204.11 kg / 450 lbs
Available Accessories	Hand Pendants: bidirectional with digital readout (Cabled); wireless style available(>110V models only) Foot Switch: forward/reverse standard; variable speed style available on request Work Holding: Grippers, chucks, or specialized fixtures
Options	Input Power Options: as per standard spec or to customer requirements Custom Table Size: to customer requirements Ground Capacity: 200Amp, 400Amp, 800Amp, or 1500Amp Upgrade Controls: HMI touchscreens, full integration to an LJ welding manipulator

2.7m Welding Turntable (20 Ton Floor Turntable)

PipeStand’s large diameter turntables can precisely position pipes in horizontal or flat positions. Our TRN20L-400 is a cost-effective way to rotate a large workpiece with a large diameter about a vertical axis. The TRN20L-400, 2.7 m Welding Turntable from Pipe Stand reduces strain on operators and increases productivity. Our large diameter TRN20L-400 turntable produces continuous, uninterrupted welding of the circumference and periphery objects. This reduces rework, improves weld quality, and is more aesthetic.

PipeStand’s large diameter TRN20L-400 turntable can handle spherical items up to 9 feet. The machine also has a slow and steady RPM that can be used to weld large or heavy workpieces. A maximum loading capacity of 20ton and maximum acceleration are both possible. We offer many accessories and options that can be customized to meet customer needs. The table size and floor capacity of the TRN20L-400 can be modified upon request.

SPECIFICATIONS

Load Capacity	18,143.69 kg 40,000 lbs
Eccentricity Max	18,143.69 kg @ 152.4 mm from central axis 40,000 lbs. @ 6″ from central axis
Speed Range	0.010 – 0.500 RPM
Max Accel	1 second
Total Machine Weight	1,995.80 kg 4,400 lbs
Table Size/Span	2,794.0 mm 110″ (9.2 ft)
Available Accessories	Hand Pendants: bidirectional with digital readout (Cabled); wireless style available (>110V models only) Foot Switch: forward/reverse standard; variable speed style available on request Work Holding: Grippers, chucks, or specialized fixtures
Options	Input Power Options: as per standard spec or to customer requirements Custom Table Size: to customer requirements Ground Capacity: 200Amp, 400Amp, 800Amp, or 1500Amp Upgrade Controls: HMI touchscreens, full integration to an LJ welding manipulator

High-Speed Floor Welting Turntable (100 Rpm, X 136 Kg)

PipeStand is a line of high-speed welder turntables specifically designed for the thermal spray or paint industries. The TRNB15-200 is suitable for any application rotating at high RPM. It can also be used to do any painting or thermal spraying.

The high-speed floor-turntable TRNB15-200 ensures consistent, uninterrupted welding of the perimeter or peripheral objects. This reduces rework, better weld quality, and an aesthetic. TRNB15-200 also offers reduced welder fatigue and a more comfortable work environment. Continuous welding is done in the best position. Our high-speed turntable TRNB15-20 provides an economical way to rotate pipes and vessels at high RPM. It also allows for precise positioning in either the horizontal or flat position.

The TRNB15-200 from PipeStand has a loading capability of 136 kg or 300 lbs with only a centered mass. The table size can be up to 381mm or 15” in diameter, and the rotation speed is from 10 to 100 RPM. With the maximum acceleration, you can reach the set speed in just 3 seconds. A variety of accessories are also available that can be ordered by customers. Hand pendants with digital readout and footswitches that can be set at variable speeds or different chucks, and grippers, are just some of the accessories we offer. We can also customize the size of the table and the ground capacity.

SPECIFICATIONS

Load Capacity	136 kg (Centered Mass Only) 300 lbs (Centered Mass Only)
Shipping Dimensions	444.5 mm x 400.05 mm x 196.85 mm 17½” x 15¾” x 7¾”
Table Size/Span	381 mm / 15″ diameter
Power Requirements	110 V, 1-ph
Rotation Speed	10–100 RPM
Max Accel. to Set Speed	3 seconds
Equipment Mass	31.75 kg / 70 lbs
Available Accessories	Hand Pendants: bidirectional with digital readout (Cabled); wireless style available (>110V models only) Foot Switch: forward/reverse standard; variable speed style available on request Work Holding: Grippers, chucks, or specialized fixtures
Options	Input Power Options: as per standard spec or to customer requirements Custom Table Size: to customer requirements Ground Capacity: 200Amp, 400Amp, 800Amp, or 1500Amp Upgrade Controls: HMI touchscreens, full integration to an LJ welding manipulator

40-Ton Floor Welding Turntable (Low Profile)

Low-profile turntables can be used to precisely position a workpiece in a horizontal or flat position. The TRN40-100 is a cost-effective way to rotate a workpiece about a vertical axis.

Our low-profile turntables allow for precise positioning in either the horizontal or flat position. The TRN40-100 also offers decreased welder fatigue and a more ergonomic working environment. Continuous welding in the best position ensures that welders are safe. Our low profile TRN40-100 floor turntable produces continuous, uninterrupted welding of the circumference and periphery objects. This results in less rework, better weld quality, and aesthetics.

Low-profile turntables are small machines that can fully integrate with column and boom welding and robots. Our welding rotating tables or low-profile turntables provide a low-cost, high-precision, low-cost way to rotate a pipe, vessel, or industrial workpiece about a vertical axis. We offer many accessories and options that customers can request. This includes various hand pendants, foot switches, work holding, and upgraded control options. TRN40-100 also has a loading capability of 40 tons and can rotate cylindrical objects up to 120 inches.

Specification

Load Capacity	80,000 lbs
Eccentricity	Up to 12”
Footprint	120″ x 120″ x 44″
Table Size/Span	120″ diameter
Power Requirements	480 V, 3-ph
Rotation Speed	0.05–1.2 RPM
Ground Capacity	1,500 Amps
Equipment Mass	12,350 lbs
Available Accessories	Hand Pendants: bidirectional with digital readout (Cabled); wireless style available (>110V models only) Foot Switch: forward/reverse standard; variable speed style available on request Work Holding: Grippers, chucks, or specialized fixtures
Options	Input Power Options: as per standard spec or to customer requirements Custom Table Size: to customer requirements Ground Capacity: 200Amp, 400Amp, 800Amp, or 1500Amp Upgrade Controls: HMI touchscreens, full integration to an LJ welding manipulator

Purple Engineering offers a variety of Welding Turntables and Welding Positioners for purchase or rental in Australia. LJ Automation Canada has designed and manufactured our Welding Turntables & Positioners with safety. We can assist you if you are looking for welding rotators to buy in Australia.

PipeStand is a leader in the supply and service of welding turntables, positioners, and rotators. Our products are used across many industries, including mining, oil and gas, pressure vessel fabrication, heavy equipment manufacturing, and pipe & tube fabrication.

PipeStand’s welding turntables come in many sizes and capacities to meet your welding needs. You can also customize your welding turntable with various accessories and options.

Purple Engineering is your best choice if you’re looking for a reliable welding turntable or positioner. Purple Engineering can help you find the right welding solution for your needs.

Stock is available in both our Perth and Brisbane warehouses. We can arrange delivery Australia-wide. We can deliver Ex-stock items in a reasonable timeframe.