JPH01140609U - - Google Patents
Info
- Publication number
- JPH01140609U JPH01140609U JP3480888U JP3480888U JPH01140609U JP H01140609 U JPH01140609 U JP H01140609U JP 3480888 U JP3480888 U JP 3480888U JP 3480888 U JP3480888 U JP 3480888U JP H01140609 U JPH01140609 U JP H01140609U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- rotary
- rotary head
- head device
- attached
- 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
- Support Of The Bearing (AREA)
Description
第１図はこの考案の一実施例を示す回転ヘツド
装置の一部切断側面図、第２図はその固定ホルダ
部を詳細に示す縦断面図である。
図面において、１は回転軸、２，３はベアリン
グ、４は下部シリンダ、５は上部シリンダヘツド
、６は回転体、７は上ドラム、８は上部ロータリ
ートランス、９は下部ロータリートランス、１０
，１１はビデオヘツド、１２はロータ、１３はス
テータ、１４はモータケース、１５はスラストカ
ラー、１６は固定ホルダ、１７は貫通孔、１８は
ピン部材、１９はコイルスプリング、２０は固定
用ねじである。
FIG. 1 is a partially cutaway side view of a rotary head device showing an embodiment of this invention, and FIG. 2 is a longitudinal sectional view showing the fixed holder portion thereof in detail. In the drawing, 1 is a rotating shaft, 2 and 3 are bearings, 4 is a lower cylinder, 5 is an upper cylinder head, 6 is a rotating body, 7 is an upper drum, 8 is an upper rotary transformer, 9 is a lower rotary transformer, 10
, 11 is a video head, 12 is a rotor, 13 is a stator, 14 is a motor case, 15 is a thrust collar, 16 is a fixed holder, 17 is a through hole, 18 is a pin member, 19 is a coil spring, and 20 is a fixing screw. be.
Claims (1)
部に同軸的に取付けられた回転軸と、この回転軸
に同軸的に取付けられ、その外周部にヘツドが取
付けられた回転シリンダとを備え、前記回転軸は
前記固定シリンダの軸心部に同軸的に設けられた
一対のベアリングにより回転可能に支持されてい
る回転ヘツド装置において、下方に位置する前記
ベアリングの下部に延在する前記回転軸には軸方
向に間隔を置いて固定部材が取付けられ、この固
定部材と前記下方ベアリング間にはそれぞれ独立
的にその押圧力が調整可能に複数の弾性材が介在
されていることを特徴とする回転ヘツド装置。 (2) 前記固定部材はその円周方向に間隔を置い
て複数設けられた貫通孔に移動可能かつその位置
固定可能に挿入されたピン部材を有し、前記弾性
材の下端は前記貫通孔内の前記ピン部材の上端と
係合していることを特徴とする請求項１に記載の
回転ヘツド装置。 (3) 前記下方ベアリングと前記スプリング部材
との間にはスラストカラーが介在していることを
特徴とする請求項１あるいは２に記載の回転ヘツ
ド装置。[Claims for Utility Model Registration] (1) A fixed cylinder, a rotating shaft coaxially attached to the axial center of the fixed cylinder, and a head coaxially attached to the rotating shaft and a head attached to the outer periphery of the rotating shaft. A rotary head device is provided with a rotary cylinder, and the rotary shaft is rotatably supported by a pair of bearings coaxially provided at the axial center of the fixed cylinder. Fixing members are attached to the rotating shaft extending at intervals in the axial direction, and a plurality of elastic members are interposed between the fixing member and the lower bearing so that the pressing force thereof can be adjusted independently. A rotary head device characterized by: (2) The fixing member has a pin member movably inserted into a plurality of through holes provided at intervals in the circumferential direction so as to be able to fix the position thereof, and the lower end of the elastic member is inserted into the through hole. 2. The rotary head device of claim 1, wherein the rotary head is engaged with an upper end of the pin member. (3) The rotary head device according to claim 1 or 2, wherein a thrust collar is interposed between the lower bearing and the spring member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3480888U JPH01140609U (en) | 1988-03-16 | 1988-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3480888U JPH01140609U (en) | 1988-03-16 | 1988-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01140609U true JPH01140609U (en) | 1989-09-26 |
Family
ID=31261484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3480888U Pending JPH01140609U (en) | 1988-03-16 | 1988-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01140609U (en) |
-
1988
- 1988-03-16 JP JP3480888U patent/JPH01140609U/ja active Pending