【図面の簡単な説明】[Brief explanation of drawings]
第１図ないし第３図は本考案の第１実施例を示
すもので、第１図は正面図、第２図は断面図、第
３図は一部を断面視した平面図、第４図と第５図
は本考案の第２実施例を示すもので、第４図は一
部を断面視した正面図、第５図は側面図、第６図
ないし第８図は本考案の第３実施例を示すもので
、第６図は正面図、第７図は側面図、第８図は一
部を断面視した平面図、第９図ないし第１１図は
本考案の第４実施例を示すもので、第９図は正面
図、第１０図は側面図、第１１図は一部を断面視
した平面図、第１２図は本考案の第５実施例を示
す一部を断面視した平面図、第１３図は本考案の
第６実施例を示す一部を断面視した平面図、第１
４図ないし第１６図は本考案の第７実施例を示す
もので、第１４図は正面図、第１５図は第１４図
のＸＶ−ＸＶ線に沿う断面図、第１６図は一部を
断面視した平面図、第１７図と第１８図は本考案
の第８実施例を示すもので、第１７図は一部を断
面視した正面図、第１８図は断面図、第１９図は
従来の一体構造の圧延ロールの正面図、第２０図
は従来のクランプ構造の圧延ロールの正面図、第
２１図と第２２図は従来の駆動部の一例を示すも
ので、第２１図は正面図、第２２図は側面図、第
２３図と第２４図は従来の駆動部の他の一例を示
すもので、第２３図は正面図、第２４図は側面図
、第２５図は従来の嵌合構造の圧延ロールの正面
図である。
５……シヤフト、２０……駆動部、２１……筒
状部材、２３……角筒部材、２５……固定部材、
２７……板状部材、３０……板状部材、３３，３
４……板状部材。
Figures 1 to 3 show a first embodiment of the present invention, where Figure 1 is a front view, Figure 2 is a sectional view, Figure 3 is a partially sectional plan view, and Figure 4 is a partially sectional view. and FIG. 5 show the second embodiment of the present invention, FIG. 4 is a partially sectional front view, FIG. 5 is a side view, and FIGS. 6 to 8 show the third embodiment of the present invention. 6 is a front view, FIG. 7 is a side view, FIG. 8 is a partially sectional plan view, and FIGS. 9 to 11 show a fourth embodiment of the present invention. 9 is a front view, FIG. 10 is a side view, FIG. 11 is a partially sectional plan view, and FIG. 12 is a partially sectional view showing the fifth embodiment of the present invention. A plan view, FIG. 13 is a partially sectional plan view showing a sixth embodiment of the present invention, and FIG.
4 to 16 show a seventh embodiment of the present invention, in which FIG. 14 is a front view, FIG. 15 is a sectional view taken along the line XV-XV in FIG. 14, and FIG. 16 is a partial view. 17 and 18 show the eighth embodiment of the present invention. FIG. 17 is a partially sectional front view, FIG. 18 is a sectional view, and FIG. 19 is a partially sectional plan view. FIG. 20 is a front view of a conventional rolling roll with an integral structure, FIG. 20 is a front view of a conventional rolling roll with a clamp structure, FIGS. 21 and 22 are examples of conventional drive parts, and FIG. 21 is a front view. Figures 22 and 22 are side views, Figures 23 and 24 show other examples of conventional drive units, Figure 23 is a front view, Figure 24 is a side view, and Figure 25 is a conventional drive unit. It is a front view of the rolling roll of a fitting structure. 5... Shaft, 20... Drive section, 21... Cylindrical member, 23... Square tube member, 25... Fixed member,
27...Plate member, 30...Plate member, 33,3
4...Plate member.