JPH0454667U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係る切削砥石の一部を示す底
面図、第２図は第１図の−線に沿う拡大断面
図、第３図は他の実施例を示す第２図と同様の断
面図、第４図は使用状態における冷却水の拡がり
状態を示す説明図である。 １……砥石基台、２……セグメント砥石、２ａ
……案内溝、３……間隙、４……冷却水通路、５
……冷却水吐出部材。 Fig. 1 is a bottom view showing a part of the cutting wheel according to the present invention, Fig. 2 is an enlarged sectional view taken along the - line in Fig. 1, and Fig. 3 is a similar to Fig. 2 showing another embodiment. The cross-sectional view and FIG. 4 are explanatory diagrams showing the state in which the cooling water is spread during use. 1... Grindstone base, 2... Segment grindstone, 2a
... Guide groove, 3 ... Gap, 4 ... Cooling water passage, 5
...Cooling water discharge member.

Claims (1)

【実用新案登録請求の範囲】 (1) 砥石基台の一端面に複数のセグメント砥石
が所定の間隙をもつて隣接状態に且つリング状に
配設されると共に、各セグメント砥石毎の冷却水
通路が形成され、該冷却水通路は各セグメント砥
石の内側に設けられた冷却水吐出部材に連通した
ことを特徴とする研削砥石。 (2) 各セグメント砥石の略中央部に案内溝を設
けた請求項(1)記載の研削砥石。 (3) 冷却水吐出部材は各セグメント砥石の内側
中央部に位置している請求項(1)，(2)記載の研削
砥石。 (4) 冷却水吐出部材がパイプ状で且つ砥石基台
より僅かに突出している請求項(1)，(2)，(3)記
載の研削砥石。[Claims for Utility Model Registration] (1) A plurality of segmented grinding wheels are arranged adjacently with a predetermined gap in a ring shape on one end surface of the grinding wheel base, and a cooling water passage for each segmented grinding wheel is provided. 1. A grinding wheel characterized in that a cooling water passage is formed and the cooling water passage communicates with a cooling water discharge member provided inside each segment grinding wheel. (2) The grinding wheel according to claim (1), wherein a guide groove is provided approximately at the center of each segment grindstone. (3) The grinding wheel according to claims (1) and (2), wherein the cooling water discharge member is located at the inner center of each segment grindstone. (4) The grinding wheel according to claims (1), (2), and (3), wherein the cooling water discharge member is pipe-shaped and slightly protrudes from the grindstone base.