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1¡¢work roll (WR) axial force was 0.5%-1% of rolling force under of good assembly condition, and about 5% of rolling force under roll crossing condition.ÎÄÖÐandºóÃæÕâ¾ä¶ÔÂð£¿
2¡¢1700mm cold rolling mill in Wuhan Steel Co. was 5% of rolling force in the normal state. ÆäÖÐthe ¶ÔÂ𣬲»¼Ó¿ÉÒÔÂ𣿲»¼ÓtheÐèÒª¼Ó¹Ú´ÊÂð»¹ÊÇstate¸´ÊýÐÎʽ£¿
3¡¢resulted in the dynamic crossing of roll system and dynamic growth of axial force  »¹ÊÇresulted in the  roll system dynamic crossing  and axial force dynamic growth ÄǸö¶ÔΪʲô£¿¿Æ¼¼Ó¢ÓïÖÐÓÃÃû´Ê×ö¶¨ÓﻹÊÇof¶ÌÓïºÃ£¿
4¡¢It is of great significance for both controlling plate thickness and shape  and prolonging the service life of rolling mills to explore the cause of screwdown load deviation. »¹ÊÇ
It is of great significance both for controlling plate thickness and shape and prolonging the service life of rolling mills to explore the cause of screwdown load deviation.»¹ÊÇIt is of great significance both for controlling thickness and shape of  plates and prolonging the service life of rolling mills to explore the cause of screwdown load deviation.ÄǾä¸üµØµÀ¸ü׼ȷ£¿
5¡¢the value of work roll (WR) axial force was 0.5%-1% of rolling force under good assembly condition, and it was about 5% of rolling force under roll crossing condition. »¹ÊÇ
the value of work roll (WR) axial force was 0.5%-1% of rolling force under good assembly condition, and about 5% of rolling force under roll crossing condition.¸üºÃ £¬¸üµØµÀ
6¡¢The ref [4] investigated work roll axial movement of Capital Steel Corporation four-high plate mill.ÆäÖÐthe ref µÄthe²»¼ÓÐÐÂ𣿿Ƽ¼ÂÛÎÄÖж¨¹Ú´ÊtheºÍ²»¶¨¹Ú´Êa»òÕßanÔõôʹÓã¬ÌرðÂÒ£¬²»»áÓá£
7¡¢Previous person have done a lot of research about thrust force calculating and testing work.ÆäÖÐabout thrust force calculating and testing work¶ÔÂð»¹ÊÇabout calculating and testing  of thrust force .
8¡¢but the author did not give the mechanism and calculation model for the influence of axial force on screwdown load deviationÎÒÏë±í´ï£º¡°µ«×÷Õß²¢Î´¸ø³öÖáÏòÁ¦¶ÔÔþÖÆÖ§·´Á¦Æ«²îµÄÓ°Ïì»úÀíºÍ¼ÆËãÄ£ÐÍ¡±£¬Õâ¾ä»°±í´ï¶ÔÂð£¿
9¡¢It may lead the screwdown load on the DS stands to increase while on the WS stands to decrease. If the gaps in the WS housing are large, while in the DS housing are small, ¾ä×ÓÖÐwhileʹÓà µÄ¶ÔÂð¿ÉÒÔÁ¬½ÓÁ½¸ö±öÓï²¹×ãÓïÂ𣿻¹ÓÃÕâÖÖ±í´ïÔڿƼ¼ÂÛÎÄÖкÏÊÊÂð£¿

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2Â¥: Originally posted by Î人һÐÄÒ»Òë at 2015-05-21 12:37:22
1¡¢work roll (WR) axial force ¡¾accounted for¡¿ 0.5%-1% of rolling force under good assembly condition, and ¡¾for¡¿ 5% of rolling force under roll crossing condition.

2¡¢1700mm cold rolling mill i ...

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4Â¥2015-05-21 13:04:27
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Âí³ØÔ¾(RXMCDM´ú·¢): ½ð±Ò+5 2015-05-23 00:04:51
1¡¢work roll (WR) axial force ¡¾accounted for¡¿ 0.5%-1% of rolling force under good assembly condition, and ¡¾for¡¿ 5% of rolling force under roll crossing condition.

2¡¢1700mm cold rolling mill in Wuhan Steel Co. was 5% of rolling force in the normal state. ÆäÖÐthe ¶ÔÂ𣬲»¼Ó¿ÉÒÔÂ𣿲»¼ÓtheÐèÒª¼Ó¹Ú´ÊÂð»¹ÊÇstate¸´ÊýÐÎʽ£¿¿ÉÒÔ²»¼Óthe£¬ in normal state ¾ÍÊǸö´Ê×é¡£ÁíÍâ was ¿ÉÒÔ»»³ÉÆäËüµÄ´ÊÓÀýÈ硾accounted for; occupied; ÕâÀïÑ¡Ôñoccupied°É ¡¿

3¡¢resulted in the dynamic crossing of roll system and dynamic growth of axial force  »¹ÊÇresulted in the  roll system dynamic crossing  and axial force dynamic growth ÄǸö¶ÔΪʲô£¿¿Æ¼¼Ó¢ÓïÖÐÓÃÃû´Ê×ö¶¨ÓﻹÊÇof¶ÌÓïºÃ£¿¼ÓofºÃ£¬¿Æ¼¼Ó¢ÓïÖÐϰ¹ßÓà ¡°Ãû´Ê +of ¡±


4¡¢It is of great significance for both controlling plate thickness and shape  and prolonging the service life of rolling mills to explore the cause of screwdown load deviation.
»¹ÊÇ
It is of great significance both for controlling plate thickness and shape and prolonging the service life of rolling mills to explore the cause of screwdown load deviation.
»¹ÊÇIt is of great significance both for controlling thickness and shape of  plates and prolonging the service life of rolling mills to explore the cause of screwdown load deviation.Äľä¸üµØµÀ¸ü׼ȷ£¿
µÚÈý¸öÏà¶ÔÒªºÃЩ£¬µ«ÊÇ»¹ÊÇÓеãÎÊÌ⣬¿ÉÒԸijɡ°Both controlling thickness and shape of plates and prolonging the service life of rolling mills are of great importance in exploring the cause of screwdown load deviation¡±

5¡¢the value of work roll (WR) axial force was 0.5%-1% of rolling force under good assembly condition, and it was about 5% of rolling force under roll crossing condition.
»¹ÊÇ
the value of work roll (WR) axial force was 0.5%-1% of rolling force under good assembly condition, and about 5% of rolling force under roll crossing condition.¸üºÃ £¬¸üµØµÀ
Çë¼û²Î¼ûÎÊÌâ1£¬ the value of work roll (WR) axial force accounted for 0.5%-1% of rolling force under good assembly condition, and for about 5% of rolling force under roll crossing condition.

6¡¢The ref [4] investigated work roll axial movement of Capital Steel Corporation four-high plate mill.ÆäÖÐthe ref µÄthe²»¼ÓÐÐÂ𣿿Ƽ¼ÂÛÎÄÖж¨¹Ú
´ÊtheºÍ²»¶¨¹Ú´Êa»òÕßanÔõôʹÓã¬ÌرðÂÒ£¬²»»áÓá£
ÎÒ¾õµÃ²»¼Ó±È½ÏºÃ£¬ µ«ÊÇΪÁ˱ÜÃâÕâÖÖÇé¿ö£¬¿ÉÒÔÓÃ"In ref [4] it investigated"7¡¢Previous person have done a lot of research about thrust force calculating and testing work.ÆäÖÐabout thrust force calculating and testing work¶ÔÂð»¹ÊÇabout calculating and testing  of thrust force .
¡°about calculating and testing  of thrust force¡±Õâ¸ö¸üºÃ£»ÁíÒ»·½Ã棬previous personÌý׏ֹ֣¬Ò»°ã²»Õâô±í´ï£¬¿ÉÒÔÓá°Previous researchers¡± ºóÃæ¡°research about¡±¸Ä³É¡°studies on¡±ÒÔÃâÖØ¸´¡£

8¡¢but the author did not give the mechanism and calculation model for the influence of axial force on screwdown load deviationÎÒÏë±í´ï£º¡°µ«×÷Õß²¢Î´¸ø³ö ÖáÏòÁ¦¶Ô ÔþÖÆÖ§·´Á¦Æ«²îµÄ Ó°Ïì»úÀí ºÍ ¼ÆËãÄ£ÐÍ¡±£¬Õâ¾ä»°±í´ï¶ÔÂð£¿
²»¶Ô£¬Ó¦¸Ã¸Ä³É "however, the author did not present the influence mechanism or the calculation model of axial force upon screwdown load deviation."


9¡¢It may lead the screwdown load on the DS stands to increase while on the WS stands to decrease. If the gaps in the WS housing are large, while in the DS housing are small, ¾ä×ÓÖÐwhileʹÓà µÄ¶ÔÂð¿ÉÒÔÁ¬½ÓÁ½¸ö±öÓï²¹×ãÓïÂ𣿻¹ÓÃÕâÖÖ±í´ïÔڿƼ¼ÂÛÎÄÖкÏÊÊÂð£¿

while ¿ÉÒÔÓ㬵«ÊǾä×ӽṹ²»¶Ô£¬¿ÉÒԸijÉ
¡°It may lead the increase of screwdown load on the DS stands, while the decrease of on the WS stands. And if the gaps in the WS housing are large, the gaps in the DS housing are small¡±
2Â¥2015-05-21 12:37:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

genhunter

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3Â¥2015-05-21 12:48:44
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ÒýÓûØÌû:
3Â¥: Originally posted by genhunter at 2015-05-21 12:48:44
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