JPS61148511U

JPS61148511U -

Info

Publication number: JPS61148511U
Application number: JP3234985U
Authority: JP
Priority date: 1985-03-08
Filing date: 1985-03-08
Publication date: 1986-09-12

Description

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

第１図〜第７図は本考案に係り、第１図は本考
案の一実施例を示す正面図、第２図、第３図、第
４図は各々第１工程における４気筒、３気筒、２
気筒のシリンダブロツクの筒穴加工位置を示す説
明図、第５図、第６図、第７図は各々第２工程に
おける４気筒、３気筒、２気筒のシリンダブロツ
クの筒穴加工位置を示す説明図、第８図は従来の
中ぐり用工作機械の正面図、第９図、第１０図、
第１１図は各々従来の第１工程における４気筒、
３気筒、２気筒のシリンダブロツクの筒穴加工位
置を示す説明図、第１２図、第１３図、第１４図
は各々従来第２工程における４気筒、３気筒、２
気筒のシリンダブロツクの筒穴加工位置を示す説
明図である。図面中、１は主軸ヘツド、２，３，４はエンジ
ンシリンダブロツク、５，６，７，８は工具、９
，１０は工具交換装置、１１，１２は把持アーム
、Ａ_１，Ａ_２，Ａ_３は移動又は回転方向を示す。 Figures 1 to 7 relate to the present invention; Figure 1 is a front view showing an embodiment of the present invention, Figures 2, 3, and 4 are 4-cylinder and 3-cylinder in the first step, respectively. ,2
An explanatory diagram showing the positions of machining holes in the cylinder blocks of the cylinders. Figures 5, 6, and 7 are explanatory diagrams showing the positions of machining the holes in the cylinder blocks of 4 cylinders, 3 cylinders, and 2 cylinders in the second step, respectively. Figure 8 is a front view of a conventional boring machine tool, Figure 9, Figure 10,
FIG. 11 shows four cylinders in the conventional first step,
12, 13, and 14 are explanatory diagrams showing the positions of cylinder hole machining for 3-cylinder and 2-cylinder cylinder blocks, respectively.
FIG. 2 is an explanatory diagram showing the position of machining a cylindrical hole in a cylinder block of a cylinder. In the drawing, 1 is the main shaft head, 2, 3, 4 are engine cylinder blocks, 5, 6, 7, 8 are tools, 9
, 10 are tool changers, 11 and 12 are gripping arms, and A ₁ , A ₂ , and A ₃ are movement or rotation directions.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

４軸の主軸を装備した主軸ヘツドで異なつた気
筒数のエンジンシリンダブロツクの筒穴加工を行
う中ぐり用工作機械において、前記４軸の主軸の
うち左右両側のものから工具を抜いて退避させる
工具交換手段を付加したことを特徴とする中ぐり
用工作機械。 A tool for removing and retracting tools from both the left and right sides of the four spindles in a boring machine tool that uses a spindle head equipped with four spindles to machine cylinder holes in engine cylinder blocks with different numbers of cylinders. A boring machine tool characterized by an additional exchange means.