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Roll Forming Alignment

DON’T LET YOUR MILL GET OUT OF SIGHT

Roll tooling is generally manufactured to a tolerance of .001” or better. This accuracy is held because of the importance between the mating upper and lower rolls and the cross-section being formed. There is little room for error, when roll forming a welded tube or non-welded profile; particularly when running light-gauge metal. A stack-up or alignment error of <5% can cause a number of defects to the finished product. What is worse is that many of these defects are difficult to trace to the source, because there may only be slight alignment issues in multiple locations.

Proper mill shoulder alignment is absolutely critical in producing quality profiles, with consistency and repeatability. Roll-Kraft understands this and makes this a main talking point in all of our training seminars and customer visits.


Roll-Kraft has developed and perfected a Roll Forming Mill alignment program and has conducted hundreds of on-site mill alignments with excellent results. Our process is done in a step-by-step fashion that will uncover other potential problems, such as bent shafts, spindle run-out, damaged bearing blocks, bearings, or mill stands, etc.


In addition to mill alignment, our service can also include other components of the line, such as punch presses, uncoilers, weld boxes, and cut-off presses.



Alignment Services Include:

Initial Inspection:

  • Inspection of all mill components prior to alignment
  • Checking the integrity of entry table, driven stands, side pass stands, weld boxes, scarfing stations, ironing pass stands, turkshead units, straightening units, and cut-off die sets.
  • Check diameters of all driven shafts
  • Check for loose bearings on driven stands
  • Check for loose bearing blocks on driven stands


Optical Alignment:

  • Mill bases
  • Driven shafts paralleled, top to bottom
  • Driven shaft shoulders are aligned, top to bottom and stand to stand, to within .001”
  • Horizontal and vertical verification of all equipment associated with the mill


Comprehensive Alignment:

  • Alignment, using precision instruments
  • Hands-on training
  • Alignment maintenance, tooling setup, and changeover procedures
  • Setting proper metal line in side pass rolls
  • Tooling maintenance programs and procedures


What Alignment Services Can Do For You:

  • Changeovers and setups are faster and easier
  • Reduce down time, by eliminating unnecessary adjustments
  • Eliminate marking of the product
  • Produce straight product, when exiting the mill
  • Eliminate weld seam rolling over with fewer welding problems
  • Increase tooling life
  • Provide higher quality end product with less scrap

Contact Us About This Product

Locations:

Roll Kraft Corporate Headquarters 8901 Tyler Blvd Mentor, Ohio 44060 1-888-953-9400
Roll-Kraft LTD. 177 Westcreek Drive Woodbridge, Ontario, L4L9N6 905-856-7071
Roll-Kraft Northern 9324 Gulfstream Road Frankfort, Il, 60423 Tel: 440-205-3100