发明名称 |
WORK ROLL FOR SCALE BREAKER |
摘要 |
The objective of the present invention is to provide a highly reliable work roll for scale breakers that includes a body part having high wear resistance and also a shaft part which is less likely to break, and that is capable of ensuring stable life. The present invention achieves said objective by a scale breaker work roll in which a body part 2 is made of a high-speed steel or a semi-high-speed steel, wherein: a shaft insertion part 31 is constituted by fitting a portion of a shaft member 3 made of a material having greater toughness than the high-speed steel or semi-high-speed steel of the body part 2 into a fitting hole 22 opened in each surface 21 on opposite ends of the body part 2; and the body part 2 and each shaft insertion part 31 are integrated. |
申请公布号 |
WO2016092867(A1) |
申请公布日期 |
2016.06.16 |
申请号 |
WO2015JP53729 |
申请日期 |
2015.02.12 |
申请人 |
DAI-ICHI HIGH FREQUENCY CO., LTD. |
发明人 |
YAMAZAKI HIROSHI;TAKASAKI NOBUHIRO;KOBAYASHI TAKAYUKI |
分类号 |
B21B27/00;B21B27/02 |
主分类号 |
B21B27/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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