JPH0583977B2 - - Google Patents
Info
- Publication number
- JPH0583977B2 JPH0583977B2 JP59260259A JP26025984A JPH0583977B2 JP H0583977 B2 JPH0583977 B2 JP H0583977B2 JP 59260259 A JP59260259 A JP 59260259A JP 26025984 A JP26025984 A JP 26025984A JP H0583977 B2 JPH0583977 B2 JP H0583977B2
- Authority
- JP
- Japan
- Prior art keywords
- drive shaft
- reel drive
- reel
- support shaft
- shaft
- 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.)
- Expired - Lifetime
Links
Description
【発明の詳細な説明】
産業上の利用分野
本発明は磁気記録再生装置等のテープ等を巻回
した、リールを駆動する、リール駆動軸を備え
た、磁気記録再生装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a magnetic recording and reproducing device, such as a magnetic recording and reproducing device, which is equipped with a reel drive shaft that drives a reel on which a tape or the like is wound.
従来の技術
近年、磁気記録再生装置は、軽量、小型、安価
な物が求められるようになつている。2. Description of the Related Art In recent years, magnetic recording and reproducing devices are required to be lightweight, compact, and inexpensive.
以下図面を参照しながら、従来の磁気記録再生
装置の１例について説明する。 An example of a conventional magnetic recording/reproducing device will be described below with reference to the drawings.
第２図、第３図は従来の磁気記録再生装置のリ
ール駆動軸の枢支状態を示すものである。１４，
２４は基台で、１３，２３は支軸で、１１，２１
はリール駆動軸であり、１５はスナツプワツシヤ
である。これらの従来例では、基台１４，２４に
支軸１３，２３を植立しこの軸にリール駆動軸を
嵌めこみ、第２図の場合では抜け止めとしてスナ
ツプワツシヤ１５で嵌着し、第３図に場合ではリ
ール駆動軸の嵌着部２１ａ自体がたわみ嵌着す
る。 FIGS. 2 and 3 show the pivoting state of the reel drive shaft of a conventional magnetic recording/reproducing device. 14,
24 is the base, 13, 23 are the support shafts, 11, 21
is a reel drive shaft, and 15 is a snap washer. In these conventional examples, the support shafts 13 and 23 are set up on the bases 14 and 24, and the reel drive shaft is fitted onto these shafts, and in the case of FIG. In this case, the fitting portion 21a of the reel drive shaft itself flexes and fits.
発明が解決しようとする問題点
ところが従来の第２図の構造では組立の際、リ
ール駆動軸を、支軸に通した後さらにスナツプワ
ツシヤを取付けるので、支軸のかしめまたは圧入
の作業工程が多いという問題点及び作業が複雑で
あるという問題点を有していた。また第２図、第
３図の構成とも補修などの場合には、基台から取
外すにはスナツプワツシヤの取外しもしくは、リ
ール駆動軸の嵌着部２１ａを外すのに手間がかか
つた。Problems to be Solved by the Invention However, when assembling the conventional structure shown in Figure 2, the reel drive shaft is passed through the support shaft and then the snap washer is attached, so there are many work steps for caulking or press-fitting the support shaft. However, the problem was that the work was complicated. Furthermore, in the case of repair or the like, both the configurations shown in FIGS. 2 and 3 require time and effort to remove the snap washer or the fitting portion 21a of the reel drive shaft in order to remove them from the base.
本発明はこのような従来の問題点を解消するも
のであり、簡単な構成で、かつ組立、取外しの作
業が容易になるという優れたリール駆動軸を備え
る磁気記録再生装置を提供するものである。 The present invention solves these conventional problems, and provides a magnetic recording and reproducing device equipped with an excellent reel drive shaft that has a simple configuration and facilitates assembly and disassembly operations. .
問題点を解決するための手段
前記問題点を解決するために本発明の磁気記録
再生装置は、テープリールを巻取り、供給するリ
ール駆動軸と、前記駆動軸を枢支する筒状支軸と
を備え、前記駆動軸に弾性係合部を備え、支軸内
面には係合可能部分を備え、さらに前記筒状支軸
を一体となし裏側に穴を形成する基台を備え、か
つ前記リール駆動軸の弾性係合部の裏側に傾斜部
を備えたものである。Means for Solving the Problems In order to solve the above problems, the magnetic recording and reproducing apparatus of the present invention includes a reel drive shaft that winds and supplies a tape reel, and a cylindrical support shaft that pivots the drive shaft. , the drive shaft is provided with an elastic engagement portion, the inner surface of the support shaft is provided with an engageable portion, the cylindrical support shaft is integrally formed with a base having a hole formed on the back side, and the reel A sloped portion is provided on the back side of the elastic engagement portion of the drive shaft.
作 用
本発明のリール駆動軸は、支軸を廃止し一体成
形にすることにより、構成部材を簡略にでき、ス
ナツプワツシヤを廃止できることにより組立ての
作業性を向上することができる。Effects The reel drive shaft of the present invention can simplify the constituent members by eliminating the support shaft and integrally molding it, and can improve the workability of assembly by eliminating the need for a snap washer.
実施例
以下本発明の一実施例のリール駆動軸を図面を
参照して説明する。第１図は本発明の第１の実施
例における磁気記録再生装置のリールの駆動軸の
組立て状態の断面を示すものである。１はリール
駆動軸、２はギヤ、３は筒状支軸である。リール
駆動軸１は、それを回転させるギヤ２に一体に圧
入固定されている。ギヤ２は基台に形成された筒
状支軸３に回転可能に嵌着されている。Embodiment A reel drive shaft according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a cross section of an assembled reel drive shaft of a magnetic recording/reproducing apparatus according to a first embodiment of the present invention. 1 is a reel drive shaft, 2 is a gear, and 3 is a cylindrical support shaft. The reel drive shaft 1 is integrally press-fitted into a gear 2 that rotates the reel drive shaft 1. The gear 2 is rotatably fitted onto a cylindrical support shaft 3 formed on the base.
ここではリール駆動軸１の爪部１ａが筒状支軸
３の内面の係合段部３ａを組立時に乗り越えた
後、適切な間隙をもつて嵌着されている状態を示
す。また補修などのため、リール駆動軸を基台か
ら取外す必要がある場合のために、先端に傾斜面
１ｂを設けたため、図の下方より棒で押し上げる
ことにより爪部１ａが中心に側にたわませられ、
容易に係合を外しながら抜き出することができ
る。 Here, a state is shown in which the claw portion 1a of the reel drive shaft 1 is fitted with an appropriate gap after having climbed over the engagement step portion 3a on the inner surface of the cylindrical support shaft 3 during assembly. In addition, in case it is necessary to remove the reel drive shaft from the base for repairs etc., an inclined surface 1b is provided at the tip, so that by pushing up with a stick from the bottom of the figure, the claw part 1a will bend to the side. made to do,
It can be easily pulled out while disengaging.
発明の効果
以上のように本発明は、テープリールを巻取
り、供給するリール駆動軸と、前記駆動軸を枢支
する筒状支軸部分とを備え、前記リール駆動軸に
弾性係合部を備え、軸受内面には係合可能部分を
備え、さらに前記筒状支軸を一体となし裏側に穴
を形成する基台を備え、かつ前記リール駆動軸の
弾性係合部の裏即に傾斜部を備えることにより、
構成部品が少なく、組立時には特殊な治工具、設
備及び締結部品を必要とせず、容易に組立てか可
能であると同時に、従来に比べて容易に取外しが
できるのな実用上極めて有利なものである。Effects of the Invention As described above, the present invention includes a reel drive shaft that winds and supplies a tape reel, and a cylindrical support shaft portion that pivotally supports the drive shaft, and includes an elastic engagement portion on the reel drive shaft. The inner surface of the bearing is provided with an engageable portion, the base is integrated with the cylindrical support shaft and has a hole formed on the back side, and an inclined portion is provided on the back side of the elastic engagement portion of the reel drive shaft. By providing
It has a small number of components and does not require special jigs, equipment, or fastening parts during assembly, making it easy to assemble and, at the same time, easier to remove than conventional products, which is extremely advantageous in practical terms. .
第１図は本発明の一実施例おける磁気記録再生
装置のリール駆動軸の断面図、第２図は従来のリ
ール駆動軸の断面図、第３図は従来のリール駆動
軸の他の構成を示す断面図である。
１……リール駆動軸、１ａ……爪部、２……ギ
ヤ、３……筒状支軸。
Fig. 1 is a sectional view of a reel drive shaft of a magnetic recording/reproducing device according to an embodiment of the present invention, Fig. 2 is a sectional view of a conventional reel drive shaft, and Fig. 3 shows another configuration of the conventional reel drive shaft. FIG. 1... Reel drive shaft, 1a... Claw portion, 2... Gear, 3... Cylindrical support shaft.
Claims (1)
軸と、前記駆動軸を枢支する筒状支軸とを備え、
前記リール駆動軸に弾性係合部を備え、支軸内面
には係合可能部分を備え、さらに前記筒状支軸を
一体となし裏側に穴を形成する基台を備え、かつ
前記リール駆動軸の弾性係合部の裏側に傾斜部を
備えたことを特徴とする磁気記録再生装置。1 comprising a reel drive shaft that winds and supplies a tape reel, and a cylindrical support shaft that pivots the drive shaft,
The reel drive shaft is provided with an elastic engagement part, the inner surface of the support shaft is provided with an engageable part, and the reel drive shaft is further provided with a base that is integral with the cylindrical support shaft and has a hole formed on the back side. A magnetic recording/reproducing device characterized in that a sloped portion is provided on the back side of the elastic engagement portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59260259A JPS61139968A (en) | 1984-12-10 | 1984-12-10 | magnetic recording and reproducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59260259A JPS61139968A (en) | 1984-12-10 | 1984-12-10 | magnetic recording and reproducing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61139968A JPS61139968A (en) | 1986-06-27 |
| JPH0583977B2 true JPH0583977B2 (en) | 1993-11-30 |
Family
ID=17345561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59260259A Granted JPS61139968A (en) | 1984-12-10 | 1984-12-10 | magnetic recording and reproducing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61139968A (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5628331Y2 (en) * | 1977-03-02 | 1981-07-06 | ||
| JPS54130171U (en) * | 1978-02-28 | 1979-09-10 | ||
| JPS5682753U (en) * | 1979-11-30 | 1981-07-03 |
-
1984
- 1984-12-10 JP JP59260259A patent/JPS61139968A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61139968A (en) | 1986-06-27 |
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