JPH021507U

JPH021507U -

Info

Publication number: JPH021507U
Application number: JP7866188U
Authority: JP
Priority date: 1988-06-14
Filing date: 1988-06-14
Publication date: 1990-01-08
Also published as: JPH0312409Y2

Description

[Brief explanation of drawings]

第１図は本考案の矯正ロールのロールネツクベ
アリングの固定装置を示す断面図、第２図Ａ，Ｂ
は本考案に使用する回り止めリングの正面図と断
面図、第３図Ｃ，Ｄは環状のナツトを示す正面図
と断面図、第４図Ｅ，Ｆは回り止めネジを示す正
面図と断面図、第５図Ｇ，Ｈ及び第６図Ｊ，Ｋは
夫々環状をなす半割のスペーサの正面図と断面図
、第７図は本装置を施した丸棒矯正機全体の正面
図、第８図は従来の矯正ロールのロールネツクベ
アリング固定装置を示す説明図。１…軸受ハウジング、２…ベアリング、３…矯
正ロール、４…ロールネツク軸、５…段軸部、６
…小径軸部、７…ネジ穴、８…回り止めリング、
９…キー、１０…キー溝、１２…回り止めネジ、
１３…ナツト、１４…連接ボルト、１５…隙間、
１６…凹溝、１７…取付けネジ、１８，１９…ス
ペーサ。 Figure 1 is a sectional view showing the fixing device for the roll neck bearing of the straightening roll of the present invention, Figures 2A and B
3 is a front view and a sectional view of the locking ring used in the present invention, FIGS. 3C and D are a front view and a sectional view of the annular nut, and FIGS. 4E and F are a front view and a sectional view of the locking screw. Figures 5G and 5H and Figures 6J and K are respectively a front view and a sectional view of an annular half-split spacer, and Figure 7 is a front view of the entire round bar straightening machine equipped with this device. FIG. 8 is an explanatory diagram showing a conventional roll neck bearing fixing device for a straightening roll. DESCRIPTION OF SYMBOLS 1... Bearing housing, 2... Bearing, 3... Straightening roll, 4... Roll neck shaft, 5... Step shaft part, 6
…Small diameter shaft portion, 7…Screw hole, 8…Stop ring,
9...Key, 10...Keyway, 12...Set screw,
13... Nut, 14... Connecting bolt, 15... Gap,
16...Concave groove, 17...Mounting screw, 18, 19...Spacer.

Claims

[Scope of utility model registration request]

The roll neck shaft of the straightening roll is supported in a bearing housing by a bearing, and a stepped shaft portion and a small diameter shaft portion formed on the side of the shaft are provided with a detent ring in contact with the bearing and a detent screw with a thread carved on the outside. are wedged together, an annular nut is screwed onto the outside of the locking screw, and the nut and the locking ring are fixedly connected to each other through a connecting bolt to maintain a gap between the locking ring and the locking screw. Furthermore, a concave groove is provided in the middle of the small diameter shaft portion, and two sets of half spacers are fitted into the concave groove, the respective halves of which are phased with each other and combined with screwed mounting screws. A fixing device for the roll neck bearing of a round bar straightening machine that suppresses the back side of the locking screw.