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Mechanics of Cold Rolling of Thin Strip 443 where yiw is the vertical deflection of the work roll at element i, gijw (, ) is the influence function for the work roll deflection due to the combined bending and shear forces generated by rolling load, giwf is the influence function for the work roll deflection due to the force generated by the roll bending mechanism, k represents the minimum element
Cluster, Foil, Cold Mills Work rolls, intermediate rolls, backup rings Ø max. 450mm Cold Hot Mill Work and intermediate rolls Ø max. 800mm With and without chocks Cold Hot Mill Work, intermediate and backup rolls Ø max. 1800mm With and without chocks Plate Hot Mill Work rolls, backup rolls Ø max. 2400mm + With and without chocks
A rolling mill stand has upper and lower work rolls supported in chocks which include liner plates on their side faces for bearing against the side faces of the mill stand housing, with the side faces of the chocks being shaped so that the liner plates on both the upper and lower work roll chocks extend both above and below the pass line defined by the work rolls.
the roll bodies is accompanied by removal of the chocks. This is a demanding exercise in the case of nonseparable bearings, such as spherical roller bearings, whose inner ring is fitted tightly on the roll neck. In the case of cylindrical roller bearings, the chock can be removed together with the outer ring and roller cage from the inner
Bearing Chock of Rolling Mill Great Wall. The bearing chock is an important component to fixed bearing, also called roll chock It is the core unit for the weightsupporting and rolling bearing It acts as a support in the bearing component Bearing chock works continuously under the circumstance of low speed and heavy duty, along with the impact So it is important to have a .
At today''s demanding condition, maintaining stable operation of rolling mill is becoming difficult. MSD is a hydraulic cylinder installed to mill housing window and press a roll chock against the opposite side with constant force. MSD eliminates gap between roll chocks and mill housing, keep rolls in proper position and stabilize rolls.
Manufacturer of Mill And Roll Chocks Backup Roll Chocks, Work Roll Chock, Rolling Mill Chock offered by G. S. Bamr Industries, Ghaziabad, Uttar Pradesh.
The roll chocks are broadly categorized into 4 types which is shown in fig 3Top Back up Roll Chock 1. Top Work Roll Chock 2. Bottom Work Roll Chock 3. Bottom Back Up Roll Chock Figure [3] Roll chocks Figure [2] Four high stand of reversing cold mill 4. Design of chocks The housing of a work roll or backup roll bearing is known as chock.
Oct 07, 2016· Motor coupled to Tension Reel/ POR (Pay Off Reel)/ DTR in cold rolling mill Duration: 0:09. Acumen Technology Solutions (ATS) Recommended for you
Our Foil Mills feature a number of automated systems for coil, spool, and scrap handling as well as high speed work roll change Operation and driveside work roll latching allows for thermal expansion of the rolls to the operator side.
Rough Chock Roll Mill giorgioschultze. work roll chock for foil mill melliferacharleroi Zmill Wikipedia. A ZMill or Sendzimir Mill is a . chockless work roll allows for a quick roll change . while a ZR 32 can roll ultrathin nonferrous foil down .
May 17, 2017· The work rolls in fourhigh strip mills and the rolls in twohigh lightsection and wire rod mills are mostly fitted with angular contact ball bearings as axial bearings. The chock arranged on the drive end is not axially located in the roll stand, but is guided on the roll neck by the axial bearing.
Hot cold and foil mills Work roll chocks spindle clamps and automatic Get Price Vol45No2 C 2 indd IHI aluminum as well as rolling mills and foil mills for rolled copper sheets one or more back up rolls are installed above and beneath each of the work rolls in order Chock Bending DCB is adopted wherein two chocks .
Bearing Chock of Rolling Mill Great Wall. The bearing chock is an important component to fixed bearing, also called roll chock It is the core unit for the weightsupporting and rolling bearing It acts as a support in the bearing component Bearing chock works continuously under the circumstance of low speed and heavy duty, along with the impact So it is important to have a good quality.
Work Roll Back Up Roll Chocks Ask Price With 15 ton posit oner, 8m3 volume stress relieving capacity Expedia in wide range of welding made United Van Der Horst ideal for repair of Roll Chocks. Repair includes reconditioning of Bearing diameter by welding, machining followed by grinding process to maintain the required size surface finish ...
The mill rolls are mainly used for the rolling mill, which cause continuous plastic deformation of the roll is mainly composed of a roll body, a roll neck and a shaft head. The roll body is the middle part of the roll, which actually participates in the rolling of the metal with a smooth cylindrical or grooved are steel rolls, cast iron rolls, alloy rolls, ceramic rolls ...
Fig Top Back up Roll Chock 6 Top Work Roll Chock Bottom Work Roll Chock Bottom Back up Roll Chock Model Analysis Sample Modal Analysis is done to find out the Natural Frequency of the Top Roll Choke and to check if the natural frequency of the machine does not match the natural
Dec 13, 2013· Work roll latches • In the closed position, the latches are connecting the Work roll chocks with the CVCshifting cylinder. In roll change the latches must be opened so that the work rolls (WR) can be removed from the mill stand. The top and bottom latches are .
WORK ROLL CHOCK ASSEMBLY FOR A ROLLING MILL ABSTRACT OF THE DISCLOSURE A rolling mill stand has upper and lower work rolls supported in chocks which include liner plates on their side faces for bearing against the side faces of the mill stand housing, with the side faces of the chocks being shaped so that the liner plates on both the upper and lower work roll chocks .
including Timken Premium Mill grease, which is known for its excellent resistance to water washout. Timken sealed roll neck bearings and seals are designed to work with different types of oil lubrication systems, as well. Contact your Timken engineer for assistance with grease type, fill recommendations and applications in oillubricated systems.
rolling mills chocks. news › Danieli Service chock reconditioning for . Danieli Service chock reconditioning for flat product rolling mills The most costeffective solution for work roll and backup roll maintenance of hot and cold mills.
We have good references of supply chocks for different sizes of work rolls, intermediate rolls and backup rolls in hot cold rolling mills. 2. Advantage: With wellequipped technology and perfect detection means, our products are high in quality and reasonable in price. 3. Design Service:
A ZMill or Sendzimir Mill is a machine for rolling steel. Unlike a traditional rolling mill this 20high cluster mill configuration utilizes cascaded supporting rolls to apply force on the small work rolls in the center. This allows the application of a higher roll pressure without bending the work rolls, which would result in poor metal quality.
12high, 20high and other cluster mills. Generally, foil products are manufactured in multiple paths by reducing the rolling load per path for harder materials by using smalldiameter work rolls in cluster mills. Our company has many actual achievements in thin and foil rolling mills. However, the type of mill varies
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