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Research paper

ANALYSIS OF NIP MECHANICS MODEL FOR ROLLING CALENDER USED IN TEXTILE INDUSTRY

By
Neelam Gupta ,
Neelam Gupta
Neel Kanth
Neel Kanth

Abstract

 
Calendering is programmed finishing technique in the textile industry where the texture is squeezed between two or more rolls with a goal to obtain desired fragile quality, radiance and translucency. The essential guideline of calendering is to open the material to the joined impact of dampness, warmth and weight until the point texture gains an extraordinarily smooth and light reflecting surface. The essential mechanical action of the rolling calender is to cause the fibers of the web to reshape and deform around one another to get the desired smoothness. In this examination, an attempt has been made to develop a non-Hertzian nip mechanics model for finding the contact width of rolling calender and simulate this model to explore the impacts of design and process parameters such as load applied, bulk modulus, bonding time, diameter of the roll and cover thickness on contact width.

References

1.
Bhat GS, Jangala PK, Spruiell JE. Thermal bonding of polypropylene nonwovens: Effect of bonding variables on the structure and properties of the fabrics. Journal of Applied Polymer Science. 2004;92:3593–600.
2.
Callister WD. Materials Science and Engineering: An Introduction. 2007.
3.
Darji P, Vakharia D. Evaluation of contact width for elastic hollow cylinder and flat contact through experimental technique and extending the capabilities of Hertz equation. International Journal of Surface Science and Engineering. 2013;
4.
Deshpande N. Calculation of Nip Width, Penetration and Pressure for Contact between Cylinder with Elastomeric Covering, Tappi. 1978;115.
5.
Dintwa E, Tijskens E, Ramon. On the accuracy of the Hertz model to describe the normal contact of soft elastic spheres. Granular Matter. 2008;209–21.
6.
Enomae T, Huang T, Lepoutre P. Softcalendering: Effect of temperature, pressure and speed on sheet properties, Nordic Pulp and Paper. Research Journal. 1997;13–8.
7.
Fu G. An extension of Hertz’s theory in contact mechanics. Journal of applied mechanics. 2007;373–4.
8.
Hall A. Textile finishing. London: Heywood Books. :363–78.
9.
Johnson KL. One hundred years of Hertz contact. Proceedings of the Institution of Mechanical Engineers. 1982;196:363–78.
10.
Johnson KL. Contact Mechanics. 1985.
11.
Jokio M. Papermaking Science and Technology, Papermaking Part 3, Finishing, Helsinki, Fapet Oy. 1999;
12.
Kanth N, Ray A, Dang R. Effect of design and process parameters on nip width of soft calendering. International Journal for Computational Methods in Engineering Science and Mechanics. 2016;247–52.
13.
Kanth N, Ray A, Riti. Mathematical model to investigate the effect of design and process parameters on nip width of supercalender. International Journal of Modeling, Simulation, and Scientific Computing. 2014;1450020.
14.
Kogut L, Etsion. Elastic-plastic contact analysis of a sphere and a rigid flat. Journal of applied Mechanics. 2002;657–62.
15.
Kopitar D, Skenderi Z, Rukavina T. Impact of calendering process on nonwoven geotextiles hydraulic properties. Textile research journal. 2014;66–77.
16.
Liu S, Peyronnel A, Wang Q, Keer L. An extension of the Hertz theory for 2D coated components. Tribology Letters. 2005;505–11.
17.
Mahmoud F, El-Shafei A, Attia M, Rahman A. Analysis of quasistatic frictional contact problems in nonlinear viscoelasticity with large deformations. International journal of mechanical sciences. 2013;109–19.
18.
Meijers P. The contact problem of a rigid cylinder on an elastic layer. Applied Scientific Research. 1968;353–83.
19.
Naghieh G, Rahnejat H, Zm J. Characteristics of frictionless contact of bonded elastic and viscoelastic layered solids. Wear. 1999;243–9.
20.
Osswald T, Hernández-Ortiz Jp. Polymer processing. Modeling and Simulation Munich: Hanser. 2006;1–651.
21.
Peel J. Supercalendering and soft nip calendering compared. Tappi journal. 1991;177–86.
22.
Rodal JJ. Soft-nip calendering of paper and paperboard. Tappi Journal. 1989;72:177–86.
23.
Solanki M, Vakharia D. A finite element analysis of an elastic contact between a layered cylindrical hollow roller and flat contact, Industrial Lubrication and Tribology. 2017;30–41.
24.
Solanki M, Vakharia D. Extending Hertz equation for an elastic contact between a layered cylindrical hollow roller and flat plate through an experimental technique, Industrial Lubrication and Tribology. 2017;312–24.
25.
Sorvari J, Parola M. Feeding in rolling contact of layered printing cylinders. International Journal of Mechanical Sciences. 2014;82–92.
26.
Zhu H, He Z, Jiang H, Ma. Experimental investigation into the failure mechanism of ductile line contact structures. Mechanics of Materials. 2018;

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