JPH0336733U - - Google Patents

Info

Publication number
JPH0336733U
JPH0336733U JP9578289U JP9578289U JPH0336733U JP H0336733 U JPH0336733 U JP H0336733U JP 9578289 U JP9578289 U JP 9578289U JP 9578289 U JP9578289 U JP 9578289U JP H0336733 U JPH0336733 U JP H0336733U
Authority
JP
Japan
Prior art keywords
tool
spindle
tip
main spindle
tool mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP9578289U
Other languages
Japanese (ja)
Other versions
JPH0730261Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989095782U priority Critical patent/JPH0730261Y2/en
Publication of JPH0336733U publication Critical patent/JPH0336733U/ja
Application granted granted Critical
Publication of JPH0730261Y2 publication Critical patent/JPH0730261Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Jigs For Machine Tools (AREA)
  • Turning (AREA)

Description

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

第１図は本考案の第１の実施例に係る主軸の工
具取付部を示す拡大半断面図であり、第２図と第
３図とはこの実施例におけるキー溝の斜視図と第
１図中Ｃ−Ｃ断面図とである。第４図と第５図と
は本考案の第２の実施例に係るキー溝の斜視図と
第４図中Ｄ−Ｄ断面図とである。第６図〜第８図
には、本考案の第３の実施例に係るキー溝の斜視
図、第６図中Ｅ−Ｅ断面図およびＦ−Ｆ断面図を
それぞれ示してある。第９図は工作機械の主軸頭
の従来構造の１例を示す断面図であり、第１０図
と第１１図とはそれぞれ第９図中Ａ部拡大斜視図
とＢ−Ｂ断面図とである。 図中、１は主軸、２は主軸頭、３，４はラジア
ルローラベアリング、５はスラストボールベアリ
ング、６は工具取付穴、７は工具、８はコレツト
、９はドローバー、１０は皿ばね群、１１，１２
はキー溝、１３はキー、１５は残肉部、１６はぬ
すみである。 FIG. 1 is an enlarged half-sectional view showing the tool attachment part of the spindle according to the first embodiment of the present invention, and FIGS. 2 and 3 are a perspective view of the keyway in this embodiment and FIG. It is a sectional view taken along line C-C in the middle. 4 and 5 are a perspective view and a sectional view taken along line DD in FIG. 4 of a keyway according to a second embodiment of the present invention. 6 to 8 show a perspective view of a keyway according to a third embodiment of the present invention, and a sectional view taken along line EE and line FF in FIG. 6, respectively. Fig. 9 is a sectional view showing an example of a conventional structure of a spindle head of a machine tool, and Figs. 10 and 11 are an enlarged perspective view of section A and a sectional view taken along line B-B in Fig. 9, respectively. . In the figure, 1 is the main shaft, 2 is the main shaft head, 3 and 4 are radial roller bearings, 5 is a thrust ball bearing, 6 is a tool mounting hole, 7 is a tool, 8 is a collet, 9 is a drawbar, 10 is a disc spring group, 11,12
is a keyway, 13 is a key, 15 is a remaining part, and 16 is a clearance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 主軸の先端部に形成されたテーパ形状の工具取
付穴に工具のシヤンク部を嵌合させて当該工具を
取り付けると共に当該主軸の先端部と当該工具と
のそれぞれに形成されたキー溝にキーを嵌合させ
て当該工具の回り止めを行うようにした主軸にお
ける工具取付部の構造において、前記主軸の先端
部に形成された前記キー溝と前記工具取付穴との
間に残肉部を形成したことを特徴とする工作機械
の主軸における工具取付部の構造。 Attach the tool by fitting the shank of the tool into the tapered tool mounting hole formed at the tip of the spindle, and fit the key into the keyway formed on the tip of the spindle and the tool, respectively. In the structure of the tool mounting portion of the main spindle, which prevents the tool from rotating, a residual thickness portion is formed between the key groove formed at the tip of the main spindle and the tool mounting hole. A structure of a tool mounting part in the main spindle of a machine tool, characterized by:
JP1989095782U 1989-08-17 1989-08-17 Structure of tool attachment part on the spindle of machine tool Expired - Fee Related JPH0730261Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989095782U JPH0730261Y2 (en) 1989-08-17 1989-08-17 Structure of tool attachment part on the spindle of machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989095782U JPH0730261Y2 (en) 1989-08-17 1989-08-17 Structure of tool attachment part on the spindle of machine tool

Publications (2)

Publication Number Publication Date
JPH0336733U true JPH0336733U (en) 1991-04-10
JPH0730261Y2 JPH0730261Y2 (en) 1995-07-12

Family

ID=31645029

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989095782U Expired - Fee Related JPH0730261Y2 (en) 1989-08-17 1989-08-17 Structure of tool attachment part on the spindle of machine tool

Country Status (1)

Country Link
JP (1) JPH0730261Y2 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029036U (en) * 1983-07-29 1985-02-27 豊田工機株式会社 Rotation transmission device in automatic tool changer
JPS6240133A (en) * 1985-08-14 1987-02-21 Mitsubishi Electric Corp Electrode of electron gun

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029036U (en) * 1983-07-29 1985-02-27 豊田工機株式会社 Rotation transmission device in automatic tool changer
JPS6240133A (en) * 1985-08-14 1987-02-21 Mitsubishi Electric Corp Electrode of electron gun

Also Published As

Publication number Publication date
JPH0730261Y2 (en) 1995-07-12

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