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1¡¢ÔÚÔþ¹õ½»²æÇé¿öÏ£¬ÕâÑù·­Òë¶ÔÂ𣺠under roll crossing conditions

2¡¢between 5m rolling mill screwdown device and backup roll (BUR) bearing chock ¶Ô»¹ÊÇbetween screwdown device of 5m rolling mill and backup roll (BUR) bearing chock ÕâºóÒ»¸ö±íÊö¶Ô

3¡¢ According to space equilibrium of both  force and moment  on BUR¶Ô»¹ÊÇ According to  force and moment space equilibrium of BUR¶Ô»¹ÊÇ According to BUR space force and moment equilibrium ×îºóÒ»¸ö¶Ô£¿

4¡¢It is also of guiding significance for rolling mill structure designing.¶Ô»¹ÊÇIt is also of guiding significance for  structure designing of rolling mill.»¹ÊÇIt is also of guiding significance for  designing of rolling mill structure.

5¡¢Rolling force of heavy plate is hugeÆäÖÐÔþÖÆÁ¦¾Þ´ó£¬ÓÃhuge±íʾÁ¦ºÜ´ó¶ÔÂð£¿

6¡¢The problems of roll axial force occurred in many rolling plants have been reported.¶Ô»¹ÊÇRoll axial force problems occurred in many rolling plants have been reported.ÕâÖÖof+Ãû´Ê×÷¶¨ÓïʲôʱºòÓúÏÊÊ£¿

7¡¢the model of axial shifting resistance of HC intermediate roll was established based on preliminary displacement principle.¶Ô»¹ÊÇthe axial shifting resistance  model of  HC intermediate roll was established based on preliminary displacement principle.¸ü¶Ô£¬Çë½âÊÍÒ»ÏÂΪʲô¸üºÃ

8¡¢A kind of microscale static determinate roll structure was put forward.¶ÔÂð£¬Ôõô¸Ä

9¡¢It presented axial force could lead to dynamic deviation of screwdown load. »¹ÊÇIt presented axial force could lead to dynamic screwdown load deviation . »¹ÊÇIt presented axial force could lead to  screwdown load dynamic deviation .

10 based on the force and moment equilibrium of upper roll system¶Ô»¹ÊÇbased on the equilibrium of force and moment on upper roll systemºóÒ»¾ä¶Ô

11¡¢Ïë±í´ïÉÏÏÂÖ§³Ð¹õÖáÏòÁ¦·½Ïò²»Í¬¿ÉÄܵ¼ÖÂÉÏ»ú¼ÜÅÆ·»ÔþÖÆÔØºÉÔö´ó£¬¶øÍ¬Ò»²àÅÆ·»µÄϲàÔþÖÆÔØºÉ¼õС£¬ÏÂÃæµÄ·­Òë¶ÔÂð£¿ÔõôдºÃ£¬Different directions of friction on upper and lower BURs may lead the increase of load on the upper stand, while decrease of load on the lower of the same stand.

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1¡¢ÔÚÔþ¹õ½»²æÇé¿öÏ£¬ÕâÑù·­Òë¶ÔÂ𣺠under roll crossing conditions½¨Òé²»Òª¡°s¡± under roll crossing condition

2¡¢between 5m rolling mill screwdown device and backup roll (BUR) bearing chock ¶Ô»¹ÊÇbetween screwdown device of 5m rolling mill and backup roll (BUR) bearing chock ÕâºóÒ»¸ö±íÊö¶Ô
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3¡¢ According to space equilibrium of both  force and moment  on BUR¶Ô»¹ÊÇ According to  force and moment space equilibrium of BUR¶Ô»¹ÊÇ According to BUR space force and moment equilibrium ×îºóÒ»¸ö¶Ô£¿
moment equilibrium Á¦¾ØÆ½ºâ£¬ÎªÕûÀí  space force ¿Õ¼äÁ¦Á¿£¬ÎªÕûÌå¡£
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According to the moment equilibrium and space force of the BUR

4¡¢It is also of guiding significance for rolling mill structure designing.¶Ô»¹ÊÇIt is also of guiding significance for  structure designing of rolling mill.»¹ÊÇIt is also of guiding significance for  designing of rolling mill structure.
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5¡¢Rolling force of heavy plate is hugeÆäÖÐÔþÖÆÁ¦¾Þ´ó£¬ÓÃhuge±íʾÁ¦ºÜ´ó¶ÔÂð£¿
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6¡¢The problems of roll axial force occurred in many rolling plants have been reported.¶Ô»¹ÊÇRoll axial force problems occurred in many rolling plants have been reported.ÕâÖÖof+Ãû´Ê×÷¶¨ÓïʲôʱºòÓúÏÊÊ£¿
µÚ¶þ¸ö¸üºÃ£¬ÓÃÁËof£¬ºóÃæ¾ÍÒªÓÃÃû´ÎÁË£¬»òÕßÊǶ¯Ãû´Ê£¬µÚÒ»¾äof ºóÃæ»¹ÊÇoccurred£¬Õâ¸öÓÐÓï·¨´íÎó¡£µ«ÊǸüÖØÒªµÄÊÇ£¬µÚÒ»¾äÖУ¬ofÓÒÃæµ¥¶ÀµÄ˵roll axial force Õâ²¢²»ÊÇÒ»¸ö¡°ÎÊÌ⡱£¬¸öÈ˾õµÃÓá°Roll axial force problems¡±Õâ¸öÅÅÁÐ˳Ðò¸üºÃ¡£

7¡¢the model of axial shifting resistance of HC intermediate roll was established based on preliminary displacement principle.¶Ô»¹ÊÇthe axial shifting resistance  model of  HC intermediate roll was established based
on preliminary displacement principle.¸ü¶Ô£¬Çë½âÊÍÒ»ÏÂΪʲô¸üºÃ
µÚ¶þ¸öºÃ£¬¡°resistance model¡±ÊǸöÕûÌ壬×îºÃ²»Òª·Ö¿ª¡£Èç¹ûÓ²Òª°Ñmodel of£¬µÄÐÎʽ£¬×îºÃÊÇthe model of axial shifting resistance force,¼·Ò»¸öforce£¬ÈÃresistance force ´Õ³ÉÒ»¸öÕûÌ壬¸ü¼ÓÍêÕû¡£

8¡¢A kind of microscale static determinate roll structure was put forward.¶ÔÂð£¬Ôõô¸Ä
Ò»°ã²»Òª"a kind of ",ÒòΪ¡°Ò»ÖÖʲôʲô£¬ÊÇÖÐÎÄ˼ά¡±
ͬʱstatic determinate ¸Ä³É statically determinated ¸üºÃ
A microscale statically determinated roll structure was put forward£¬»òÕßÊÇ
we put forward a microscale statically determinated roll structure(Õâ¸öÆäʵ¸üºÃ£¬±ÜÃâÍ·ÖØ½ÅÇá)

9¡¢It presented axial force could lead to dynamic deviation of screwdown load. »¹ÊÇIt presented axial force could lead to dynamic screwdown load deviation . »¹ÊÇIt presented axial force could lead to  screwdown load
dynamic deviation .
µÚÒ»¸ö¸üºÃ£¬µ«ÊÇÇ°ÃæÒª×öЩÐ޸ģ¬It presented that the axial force could lead to the dynamic deviation of screwdown load.

10 based on the force and moment equilibrium of upper roll system¶Ô»¹ÊÇbased on the equilibrium of force and moment on upper roll systemºóÒ»¾ä¶ÔµÚÒ»¸ö¶Ô¡£

11¡¢Ïë±í´ï ÉÏÏÂÖ§³Ð¹õ ÖáÏòÁ¦ ·½Ïò²»Í¬ ¿ÉÄܵ¼Ö ÉÏ»ú¼Ü ÅÆ·» ÔþÖÆÔØºÉÔö´ó£¬¶øÍ¬Ò»²à ÅÆ·»µÄ ϲà ÔþÖÆÔØºÉ¼õС£¬ÏÂÃæµÄ·­Òë¶ÔÂð£¿ÔõôдºÃ£¬Different directions of friction on upper and lower BURs may lead the increase of load on the upper stand, while decrease of load on the lower of the same stand.

¸Ä³É¡°Due to the different axial forces of upper and lower BURs, the rolling load on the upper stand may increase, while the rolling load on the lower stand of the same side may decrease.¡±
2Â¥2015-05-24 17:08:56
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2Â¥: Originally posted by Î人һÐÄÒ»Òë at 2015-05-24 17:08:56
1¡¢ÔÚÔþ¹õ½»²æÇé¿öÏ£¬ÕâÑù·­Òë¶ÔÂ𣺠under roll crossing conditions½¨Òé²»Òª¡°s¡± under roll crossing condition

2¡¢between 5m rolling mill screwdown device and backup roll (BUR) bearing chock ¶Ô»¹ÊÇ ...

both upper and lower gaps in WS housing are small, and in DS housing are large, namely, the crossing directions of both upper and lower work rolls are the same.  ´óÉñÕâ¾ä»°¶àÂð£¿ÌرðÊÇand in DS.....ºÍ the same¶ÔÂð
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3Â¥2015-05-24 20:31:03
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3Â¥: Originally posted by Âí³ØÔ¾ at 2015-05-24 20:31:03
both upper and lower gaps in WS housing are small, and in DS housing are large, namely, the crossing directions of both upper and lower work rolls are the same.  ´óÉñÕâ¾ä»°¶àÂð£¿ÌرðÊÇand in DS..... ...

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