JPH0438337U - - Google Patents
Info
- Publication number
- JPH0438337U JPH0438337U JP8128390U JP8128390U JPH0438337U JP H0438337 U JPH0438337 U JP H0438337U JP 8128390 U JP8128390 U JP 8128390U JP 8128390 U JP8128390 U JP 8128390U JP H0438337 U JPH0438337 U JP H0438337U
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- prevention device
- spindle head
- fall prevention
- pressing piece
- 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.)
- Pending
Links
Landscapes
- Machine Tool Units (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Description
第１図乃至第４図は本考案による主軸ヘツド落
下防止装置の具体的実施例を説明するための図面
であつて、第１図は主軸ヘツド落下防止装置を備
えた工作機の正面から見た一部切欠き断面図、第
２図は側面から見た一部切欠き断面図、第３図は
ソレノイドおよびホイールの位置関係を説明する
平面図、第４図はソレノイドを制御するための電
気回路図である。
１……主軸ヘツド、２……主軸昇降ねじ、３…
…ホイール、３′……ローレツト、４……ソレノ
イド電磁石、５……鉄心、６……押し付け片、７
……ライニング、８……復帰ばね、９……主軸駆
動モータ、１０……エンドミル、１１……ドライ
ブベルト、１２……テーブル、１３……ベース、
１４……Ｘ軸送りねじ、１５……Ｙ軸送りねじ、
２１……ソレノイドスイツチ、２２……電源ＯＮ
／ＯＦＦ検出回路、２３……ＤＣ電源。
1 to 4 are drawings for explaining a specific embodiment of the spindle head fall prevention device according to the present invention, and FIG. 1 is a view from the front of a machine tool equipped with the spindle head fall prevention device. Partially cutaway sectional view, Figure 2 is a partially cutaway sectional view seen from the side, Figure 3 is a plan view explaining the positional relationship between the solenoid and the wheel, and Figure 4 is the electric circuit for controlling the solenoid. It is a diagram. 1...Spindle head, 2...Spindle lifting screw, 3...
...Wheel, 3'...Knurling, 4...Solenoid electromagnet, 5...Iron core, 6...Pushing piece, 7
... Lining, 8 ... Return spring, 9 ... Spindle drive motor, 10 ... End mill, 11 ... Drive belt, 12 ... Table, 13 ... Base,
14...X-axis feed screw, 15...Y-axis feed screw,
21...Solenoid switch, 22...Power ON
/OFF detection circuit, 23...DC power supply.
Claims (1)
ねじ頂部にホイールを覆設し、このホイールに対
し水平位置にあつて、押し付け片を有する鉄心が
弾性体の弾性に抗して内挿され、非励磁状態でホ
イールに押し付け片が当接するソレノイド電磁石
を設置することを特徴とする主軸ヘツド落下防止
装置。 ２ 前記弾性体は復帰ばねで構成されることを特
徴とする請求項１に記載の主軸ヘツド落下防止装
置。 ３ 前記ホイールは全周にローレツトが刻まれ、
押し付け片はホイールと接する面にライニングが
施されていることを特徴とする請求項１または２
に記載の主軸ヘツド落下防止装置。[Claims for Utility Model Registration] 1. In a machine tool that performs three-dimensional machining, a wheel is installed on the top of the main shaft lifting screw, and when the iron core with a pressing piece is placed horizontally with respect to the wheel, A spindle head fall prevention device characterized by installing a solenoid electromagnet that is inserted against the wheel and whose pressing piece contacts the wheel in a de-energized state. 2. The spindle head fall prevention device according to claim 1, wherein the elastic body is comprised of a return spring. 3 The wheel has knurls carved all around it,
Claim 1 or 2, wherein the pressing piece is lined on the surface that contacts the wheel.
Spindle head fall prevention device described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8128390U JPH0438337U (en) | 1990-07-30 | 1990-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8128390U JPH0438337U (en) | 1990-07-30 | 1990-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0438337U true JPH0438337U (en) | 1992-03-31 |
Family
ID=31627088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8128390U Pending JPH0438337U (en) | 1990-07-30 | 1990-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438337U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6067010A (en) * | 1983-09-20 | 1985-04-17 | Matsushita Electric Ind Co Ltd | Drop preventive device |
| JPS619229B2 (en) * | 1976-09-29 | 1986-03-20 | Lucke Apparatebau |
-
1990
- 1990-07-30 JP JP8128390U patent/JPH0438337U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619229B2 (en) * | 1976-09-29 | 1986-03-20 | Lucke Apparatebau | |
| JPS6067010A (en) * | 1983-09-20 | 1985-04-17 | Matsushita Electric Ind Co Ltd | Drop preventive device |
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