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TIN KNOCKER
TK 2236 MANUAL ROLLS
INSTRUCTIONS & PARTS DIAGRAMS
121106 mod 1
Shown with Optional Stand
TAAG MACHINERY CO.
(Master Distributor)
1257-B Activity Dr.
Vista, CA 92081
Tel: (800) 640-0746 Fax: (760) 727-9948
Website: www.tinknocker.com * Email: taag@sbcglobal.net
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TIN KNOCKER
SAFETY RULES
TK 2236 MANUAL ROLLS
1. Never use a machine or tool for anything other than its intended purpose. Use the proper tool and
equipment for the task.
2. Do not remove, paint over, alter, or deface any machine-mounted warning and instruction plates
and signs.
3. Do not operate the machine in excess of its rated capacity 36” X 22 gauge.
4. Beware of protruding machine elements or assemblies. Avoid any pinch-points created by the
movement of the machine’s components.
WARRANTY
All new machines are sold with a one-year limited warranty, on factory defective parts. The warranty is limited to the original
user. TAAG Machinery Co. at its option, will repair, replace or refund the purchase price of any part, tool or machine that fails
during the warranty period. TAAG Machinery Co. will pay normal shipping charges for replacement parts. After 90 days from
date of purchase, all express or overnight delivery charges are the responsibility of the customer. Purchaser must deliver to
TAAG Machinery Co., at the address below, any written claim, with proof of original purchase. Replacement parts will be
invoiced to purchaser and credit issued when the failed part is delivered to TAAG Machinery Co. Removal, reinstallation or
replacement parts shall be at purchasers’ / user’s expense. Failure due to improper use of the machine voids the warranty.
NOTE: 1. This machine has been tested and adjusted prior to shipment, but can and often does require readjustment due to
vibration and bouncing during transport. Following the procedures described within can easily do readjustment. These are
procedures with which you, as a user, should be familiar, as you will use them repeatedly over the life use of the machine. If you
have difficulty in performing these procedures, we are here to support you. Call us at: (800) 640-0746.
2. Opening rolls (for Philipsburg Lock) are consumable items and not subject to warranty.
TAAG MACHINERY CO.
(Master Distributor)
1257-B Activity Dr.
Vista, CA 92081
Tel: (800) 640-0746 Fax: (760) 727-9948
Website: www.tinknocker.com * Email: taag@sbcglobal.net
We disclaim any responsibility whatsoever to the customer or to any other person for injury to person, or
damage to or loss of property or value, caused by any product which has been subjected to misuse,
negligence, or accident; or misapplied; or modified or repaired by unauthorized persons; or improperly
installed. We shall in no event be liable for any consequential damage, loss or expense arising from the use
of, or inability to use, our product.
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Tin Knocker 2236 Rolls
Forming Machines, or Slip Roll Formers, are intended for rolling sheet metal or forming cylinders of
various diameters.
The two pinch rolls feed the sheet against the rear roll, curving the sheet and forming the cylinder. The
rear or forming roll can be adjusted by screws on the rear of left and right end housings, varying the
diameter of the required cylinder. Pinch rolls can be adjusted for stock thickness by screws on front of end
housings.
The capacity ratings of Tin Knocker forming machines are based on forming mild steel, fully annealed, the
full length of the rolls and are considered as standard by the sheet metal trade for forming rolls of a
specified diameter and length. Definite capacities, however, depend upon the diameter and length of
cylinder to be formed and the number of passes through the rolls to obtain a given diameter. Stiffness of
material and uniformity desired are also factors. When a forming machine is overloaded, the immediate
result will be deflection in the center of the rolls, resulting in cylinders bulged in the center.
In order to reduce the number of rear roll adjustments when sheets are of light gauge, proceed as follows:
1) Insert the sheet between two pinch rolls.
2) Bend the sheet upwards and slightly around the top roll.
3) Continue to pass the sheet through the machine.
This will also reduce the flat spot on the leading edge of the sheet.
The right-hand housing is provided with a hinged journal cap and lifting latch. After the cylinder is
formed, the latch is lifted and the lever is pressed down. This raises the top roll and the cylinder can be
slipped off the roll without distortion.
Forming machines are provided with grooves in the right end of the lower and rear rolls to allow for
forming cylinders with a wired edge.
WARNING: Before operating, machines must be bolted to work bench. If floor stand
has been provided, machine must be bolted to floor stand with bolts provided. Stand must be
securely lagged to floor.