Automobile Level04-Hbse-U4-S2-Service and Replacement of Leaf, Cambering, Shackle Pin

 

 

(Service & Replacement of leaf, cambering of leaf springs, shackle pin and centre bolt)

 

Q1.         Leaf spring D;k gSa \ blds functions crk,aA

Ans.       Leaf spring ,d spring dh simple form gS ftldk iz;ksx suspension system esa fd;k tkrk gSA

              

Role of leaf Spring:-

(i)            Leaf spring axle dks position esa j[kus ds fy, linkage ds :i esa dk;Z djrk gS vkSj blds fy, vyx&vyx linkage j[kus dh dksbZ t:jr ugha gSA

(ii)           tSls fd axle dh leaf spring ds }kjk positioning lgh j[kh tkrh gS rks soft spring ds iz;ksx djuk uqDlkunk;d gks ldrk gSA

(iii)          ;g inter leaf friction (vyx&2 leaf spring ds chp esa ) riding comfort dks izHkkfor djrk gSA

 

Q2          Leaf spring dh cambering ls D;k vfHkizk; gSA

Ans.       Leaf spring dks iwjh length rd hammering djus dh process dks cambering dgrs gSa ftlls fd ;g nksauks fljksa ij ds eye holes ls centre rd vko';d mapkbZ izkIr dj ldsaA ;g spring flexibility dks reduce djus esa lgk;rk djrh gSA ;g fender ds uhps gks tkus dh leL;k ij Hkh dkcw ikus esa lgk;rk djrh gSA

 

Q3.         Shackle ds ckjs esa crk,aA

Ans.       Shackle ,d device gS tks leaf spring okys okguksa esa iz;ksx dh tkrh gSA

 

               Functions:-

(i)            ;g Leaf spring ds ,d fljs ij fit dh gksrh gSA vkSj bls flex ;ksX; cukrh gS vkSj tyre ds road ij jgrs&2 Hkh xfr djrh gSA

(ii)           ,d shackle ds fcuk spring move gksus ds ;ksX; ugha jgrk vkSj dksbZ >Vdk ;k xM~<k vkrs gh tyre road surface }kjk [khapk tkrk gSA

(iii)          Spring shackle dh yackbZ (length) ?kVkbZ&c<+kbZ tk ldrh gS vkSj ;g vehicle dks dkQh ek=k esa ground clearance miyC/k djkrh gSA

(iv)          Shackle suspension dks in ;k out pull djds movement iznku djrh gS tks fd suspension dh up and down cycle ds travel ds nkSjku gksrk gSA

 

Q4.         Centre bolt ds ckjs esa crk,aA

Ans.       ;g shocks dks lgu djus ds fy, leaf ds bunches (xqPNksa) dks hold fd, j[krk gSA

 

               Fill in the Blanks:-

(i)            A leaf spring is a simple form of ………….. commonly used for the suspension is ……………. Vechicles. (yhQ fLiazax ------------------------ dk lk/kkj.k :i gS tks lLisa'ku ds fy, ------------------ esa lkekU; :i ls iz;ksx gksrk gSA)

(ii)           A leaf spring takes the …………. of a clender arc-shaped length of ……………. Steel of rectangular cross-section. (yhQ fLizax flySaMj vkdZ vkdkj dh yackbZ dk ------------ ysrk gS tks fd -------------- LVhy dh vk;rkdkj dzksl&lSD'ku dh cuh gksrh gSA)

(iii)          Leaf springs can serve …………… and to some extent …………….. as well as springing functions. (yhQ fLizax --------------dk dk;Z djrk gS vkSj dqN gn rd ------------ ds lkFk&lkFk fLiafxax dk dk;Z Hkh djrk gSA)

(iv)          The leaf spring acts as a linkage for holding the …………… in position and thus reparate ………… are not necessary. (yhQ fLiazx ----------------- dks ikWth'ku esa j[kus ds fy, fyadst dk dk;Z djrk gS vkSj blfy, vyx-------------------- dh t:jr ugha gksrh gSA)

(v)           Cambering helps to reduce the ……………… of spring. (dSfEcfjax fLiazx dh ------------------ dks de djus esa lgk;rk djrk gSA )

(vi)          A spring shackle is a device found on leaf-spring ………………… vehicles. (fLiazx 'kSdy ,d ,slh fMokbl gS tks yhQ&fLiazx --------------------- okguksa esa ikbZ tkrh gSA)

(vii)         Centre bolt holds the ……………… of leaf together to bear the ……………….. (lSaVj cksYV yhQ ds ---------------------------- dks >Vds lgus ds fy, ,d lkFk tdM+s j[krk gSA)

Ans.       (i) Spring (fLizax)

(ii)           form (:i),  spring (fLiazx)

(iii)          locating (yksdsfVax), damping (MSfEiax)

(iv)          Axle (,Dly) linkage (fyadst)

(v)           Flexibility (ypd)

(vi)          Equipped (yxs gq,)

(vii)         Bunch (xqPNs)