roller drive for pipe rotation

CN101818237B - Device for clamping and rotating steel

The invention has the beneficial effects as follows: the present invention is after clamping steel pipe, utilize the rotation of carrying roller and drive the steel pipe rotation, thereby make steel pipe in heat-treatment process, self be in rotating state all the time, steel pipe integral is heated evenly, be difficult for producing distortion ...

Turning Rolls | Red-D-Arc Welderentals

Red-D-Arc offers tank and pipe rollers to accommodate the rotation of pipes, pressure vessels and storage tanks of varying diameters and weights safely and

Height Adjustable Tank Turning Rolls & Welding Pipe Rollers

Height Adjustable Tank Turning Rolls & Welding Pipe Rollers Dual adjustable drive heads designed such that load can always be centered on rolls; urethane wheels to protect and grip the work piece. Standard features include height adjustability for safe and stable clearance of fittings.

Automatic Pipe Turning Rolls for Welding - KAMEL Rolls On ...

Long life, 6" (15.24 cm) diameter roller bearing wheels with rubber tires provide friction drive and uniformly smooth pipe rotation. Electronic controls are immune to damage from high frequency and electromagnetic interference. Portable: total weight of power and idler roll is 69 lbs. (31.3 kg).

Pre-Used & New Welding Pipe Rotators At Affordable Prices

Conventional Rotators or Pipe Welding Rollers are used to assist the welding process by safely rotating pipespool sections that are neither standard in diameter, length, configuration or weight, Pipe welding equipment can be set up with many different rotating and positioning arrangements. Self-aligning welding rotators automatically adjust to ...

RollerDrive RA series - sankyo-seisakusho.co.jp

RollerDrive has small output rotation deflection, and can be used as a high-accuracy θ-axis positioner or as an alignment table. It is thin and compact, and ideal for use in combination with an X-Y stage etc. Speed and reciprocating repeat accuracy can be improved, and the drive section layout can be made thinner and more compact. Pipe and cable

Welding Rollers: Vessel Rolls, Tank Turning Rolls, Pipe ...

Our pipe rolls and pipe roller accessories are also available for short term rental; or invest in your own welding equipment with new or used pipe rolls, tank turning rolls and vessel rolls. Whether you need stock vessel guides, custom built pipe turning rollers for unique application and constraints, or pipe roller accessories, contact our ...

Welding Rotators for Pipes & Tanks | A helpful explanation

Conventional rollers do not incorporate clutches so damage may occur to the transmission drive if a vessel is loaded negligently on the rollers. With self aligning rotators, the vessel or pipe is supported on 4 wheels which help to maintain positive rotation especially when accounting for weld beads on the vessel and are less likely to indent ...

Torque required to rotate steel pipe on rollers | Physics ...

Mar 25, 2014 · Lifting the pipe and then dropping it will cost energy. I have had problems while cutting pipe supported on rollers where the seam has stalled rotation, but I was using steel driving rollers. There are several potential ways to reduce the problem. 1. Removing the seam with a grinder works, it is quick and dirty, not a nice solution. 2.

Ransome Positioners, Turning Rolls, Manipulators,

Variable speed drive rotation motor 135 powered tilt Spur gear final stage on tilt and rotation . Available accessories include a choice of foot controls, remote drives, speed and direction controllers, tachometer, pipe and tube roll stands, and more. RANSOME WELDING POSITIONER MODELS. B-1 100 Lb Ransome Positioner; B-3 300 Lb Bench Top Positioner

Welding Rollers: Vessel Rolls, Tank Turning Rolls, Pipe ...

Our pipe rolls and pipe roller accessories are also available for short term rental; or invest in your own welding equipment with new or used pipe rolls, tank turning rolls and vessel rolls. Whether you need stock vessel guides, custom built pipe turning rollers

EP0116831B1 - Electric control device for a roller drive ...

EP0116831B1 - Electric control device for a roller drive motor of a pipe rolling mill - Google Patents Electric control device for a roller drive motor of a pipe rolling mill Download PDF Info Publication number ... into a rotational movement with axial feed between rollers which are inclined to one another with the same direction of rotation ...

Model 1112 - PORTABLE ROLL GROOVER - PACE MACHINERY

Like all PACE Pipe Grooving Machines, Model 1112 is built to deliver long, trouble-free service. MODEL 1112 SPECIFICATIONS Capacity: 1" through 12" SCHD 40 (10mm) 2" through 8" Copper Tubing K, L, M, and DWV Pipe Rotation Speed: 35 RPM Hydraulic Pressure at Roller: 15,000 psi max. Spindle Height from Floor: 35" (889mm) Electric Drive Motor: 1 1 ...

Ransome Positioners, Turning Rolls, Manipulators, Turntables

Variable speed drive rotation motor 135 powered tilt Spur gear final stage on tilt and rotation . Available accessories include a choice of foot controls, remote drives, speed and direction controllers, tachometer, pipe and tube roll stands, and more. RANSOME WELDING POSITIONER MODELS. B-1 100 Lb Ransome Positioner; B-3 300 Lb Bench Top Positioner

Drive Rollers and Idler Rollers Selection Guide: Types ...

Drive and idler rollers are subject to a selection of standards, including: NPFC - A-A-59955 - Conveyor, roller, gravity, dock, high-line, conveyorized. ASTM B633 - Specifications for electrodeposited coatings of zinc on iron and steel. ISO 606 - Short-pitch transmission precision roller and bush chains, attachments and associated chain sprockets.

Sumner Manufacturing 780441 Pro Roll with Steel Wheels, 29 ...

The Sumner Pro Roll is an adjustable height roller stand for the fabricating Pro. This roller stand fits 1/2" to 36" pipe and has a 2,000 lb pipe capacity. The clean and simple design avoids welder interference and Sumner's patented Fall Guard feature allows 1" safety zone around lock washer.

Roller Manufacturers | Roller Suppliers

Drive rollers are movement focused rubber rollers. Often used for converters and web machines, they operate using integral shafts equipped with keyway that acts as a gear. Guide rollers, or idler rollers, provide support to other roller systems like conveyors, but they do not actually move anything.

Load Analysis and Driven Power Calculation (Symmetrical 3 ...

The lower roller drive torque T equals the sum of the deformation torque T n1 and the friction torque T n2. 3.2 Lower roller driven power. Lower roller driven power is: In the above formula: P – Driven power (m • KW) T – Driven force moment (KN • m) n 2 – Lower roller rotation speed (r •

Handling shaft deflection, runout, vibration, & axial motion

The term “dynamic runout” can be visualized as eccentric rotation (Figure 1). Measurement of runout is typically performed using an instrument such as a dial indicator (Figure 2), and readings are expressed as Total Indicator Reading (T.I.R.) or ... such as angular contact and tapered roller bearings. Runout at the rotary seal can be ...

Urethane and Polyurethane Rollers - Drive Wheel

Drive Rollers: Sunray’s long lasting Drive Rollers and Idler Rollers are ideal for use in conveyor applications, pulley systems and feed applications. These high quality polyurethane rollers offer a smooth rotation, excellent shock absorption, reduced vibration and

10T Cylinder Welding Tank Turning Rolls For Tanks Rotation ...

10T Cylinder Welding Tank Turning Rolls For Tanks Rotation And Seam Welding . Welding Tank Turning Rolls. 1. PU roller wheels with long time using life. 2. OEM service to help you get more business. 3. Warranty - one year. 4. Wuxi Success Machinery Equipment Co., Ltd . Tank Turning Rolls / Pipe Welding Rollers . 1.

ROLLER PUMPS Form L-0100R - HYPRO PUMP

leather, and versatile Super Rollers. (Super Rollers feature the life of polypropylene and the chemical resistance of nylon.) Rotation for all models is counterclockwise for easy tractor PTO drive, except models 4001 and 4101 which are clockwise. Pumps are available in reverse rotation. Hypro roller pumps are designed for agricultural and

China Self-Aligning Welding Turning Roller for Pipe and ...

China Self-Aligning Welding Turning Roller for Pipe and Tank, Double Drive, Find details about China Tank Turning Rolls, Pipe Turning Rollers from Self-Aligning Welding Turning Roller for Pipe and Tank, Double Drive - MISA Welding (Wuxi) Co., Ltd.

Tank Roller | Vessel Roller - Pipe Stand | Pipe Rollers ...

Diameter Range: 12"-192" OD (Multiple settings on roller track) Drive System: Dual Drive, Drive-Shaft Free Style Tractive Effort: 6,500 lbs Shipping Dimensions: 92" x 153/8" Height, Modular Length Power Requirements: 480 V, 3-ph Rotation Speed: 0–50 in/min (full torque) up to 100 in/min (half torque) Equipment Mass: 9,000 lbs

Tank Roller | Vessel Roller - Pipe Stand | Pipe Rollers ...

Diameter Range: 12"-192" OD (Multiple settings on roller track) Drive System: Dual Drive, Drive-Shaft Free Style Tractive Effort: 6,500 lbs Shipping Dimensions: 92" x 153/8" Height, Modular Length Power Requirements: 480 V, 3-ph Rotation Speed: 0–50 in/min (full torque) up to 100 in/min (half torque) Equipment Mass: 9,000 lbs

Torque required to move a pipe on driven rollers ...

Feb 25, 2011 · The pipe sits on 5 rollers, three of which are to be driven by gear motors. The radius of contact between the centre of the rollers and the pipe is 93.7 mm, and the mass of the pipe is 3000 kg. The rotation of the rollers needs to be 41 rpm.

Rotary Table - an overview | ScienceDirect Topics

A top-drive rig puts an electric or (more common) hydraulic motor on the traveling block hook and attaches the drill pipe directly to the motor. The rig still has a rotary table and still uses slips in a master bushing to hold the pipe for adding or removing drill pipe from the string, but it

New and Used Welding Positioners Rental and Sales

A pipe roller welding positioner is a must-have for any shop that regularly welds pipes together. Consisting primarily of a flat or angled platform that support two or more circular rollers, a pipe roller allows for smooth, continuous rotation of a length of pipe as it is being welded. Pipe rollers may be mounted on a tabletop or workbench, or ...

Turning Rolls: 10 Ton Capacity Drive and Idler Set

Red-D-Arc’s RDA CR10 NA turning roll sets feature all-fabricated-steel base construction with wheel brackets that can be manually positioned to accommodate vessels of varying diameters around a constant center-line. Vessel rotation is via a two-motor, two-wheel-drive system which eliminates the need for torque tubes.

Welding Automation and Material Handling Systems | LJ Welding

Our global team develops welding automation products that are built-tested for any environment—in any climate. We proudly manufacture welding positioners, pipe stands, pipe rollers and roller supports, tank turning rolls, boom & column welding manipulators, pipeline rollers, pipeline welding equipment and rigging rollers for a diverse range of pipe, tank and vessel welding applications and ...

Tubing Roller at Trick-Tools

Tubing Roller found in: Eagle CP20 Benchtop Roll Bending Machine, Mittler Bros. Industrial Tube Beading Machine, Eagle ZM402 Roll Bending Machine, Eagle ZH402 Roll Bending Machine, Swag Off Road Hulk Manual Roll Bender, Eagle CP30..

Pipe Roller Slings – Tremco Pipeline Equipment

Pipe Roller Slings are an essential pipe handling accessory for HDPE pipe handling applications. These can be used for laying welded HDPE pipe into a trench and lifting pipe over rough surfaces. Sling Sizes: Sling Size. Roller Total. 2” to 8”. 4. 6” to 12”. 5.

Amazon: Ball Bearing Rollers

16 PCS 3/4 Inch Roller Ball Transfer Bearing, Flange Mounted Carbon Steel Round Ball Transfer Unit, Universal Rotation Ball Casters for Conveyor, Roller Stand, Transmission, Load Capacity 55 lbs 4.6 out of

Torque and rotational inertia - Boston University

Torque and rotational inertia. 10-27-99 Sections 8.4 - 8.6 Torque. We've looked at the rotational equivalents of displacement, velocity, and acceleration; now we'll extend the parallel between straight-line motion and rotational motion by investigating the rotational equivalent of force, which is torque.

2.5 Chain drive systems - Gears EdS

drive selection. This lesson will help young engineers gain drive system experience and knowledge by analyzing, calculating, drawing and designing chain and sprocket drive systems. Roller Chain Construction Roller chains are assembled using link plates, pins and rollers and connecting them in an endless chain using a connecting link.

APPLICATIONS DESCRIPTION ELECTRIC CONTROL

PIPE ROTATORS WITH CLAMPING ROLLER SYSTEM APPLICATIONS For clamping, rotation and tilting of pipes with round pro-files in manual or automatic welding, mainly in the field of pipe construction (prefabrication and assembly on site) as well as in the manufacture of plant. Apart from being extremely economical (single handed

Amazon: steel rollers

Ice Roller, ESARORA Ice Roller for Face & Eye, Puffiness, Migraine, Pain Relief and Minor Injury, Skin Care Products with 2 Roller (1 Plastic Roller & 1 Stainless Steel Roller) 1 Count (Pack of 1) 4.6 out of 5 stars. 12,614. $14.99.

Design and Analysis of Belt Conveyor Roller Shaft

conveyor belt, the power needed for the drive, the type of drive, the number of belt plies, and size of pulleys, shafts and spacing of idlers. Items 8-10 determine the quality and thickness of the rubber cover on the belt. A. Drum Pulley Assembly Conveyor Pulley is used to transmit the motion

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