JPS6334533B2 - - Google Patents
Info
- Publication number
- JPS6334533B2 JPS6334533B2 JP54168362A JP16836279A JPS6334533B2 JP S6334533 B2 JPS6334533 B2 JP S6334533B2 JP 54168362 A JP54168362 A JP 54168362A JP 16836279 A JP16836279 A JP 16836279A JP S6334533 B2 JPS6334533 B2 JP S6334533B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic tape
- guide means
- magnetic
- rotating cylinder
- chain
- 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
Links
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/60—Guiding record carrier
- G11B15/66—Threading; Loading; Automatic self-loading
- G11B15/665—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container
- G11B15/6653—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum
- G11B15/6656—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum using two-sided extraction, i.e. "M-type"
Landscapes
- Transmission Devices (AREA)
- Replacement Of Web Rolls (AREA)
Description
【発明の詳細な説明】
本発明は、磁気ヘツドを内装する磁気テープ案
内体に磁気テープを自動的に装架し、これに信号
を記録又は再生する磁気記録再生装置に関するも
のである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a magnetic recording and reproducing apparatus that automatically mounts a magnetic tape on a magnetic tape guide housing a magnetic head and records or reproduces signals on the magnetic tape.
近年、家庭用ビデオテープレコーダの開発に伴
ない、磁気ヘツドを内装する回転シリンダに磁気
テープを斜めに添わせて、これに信号を記録し、
又は再生するようにされた磁気記録再生装置が
種々提案されている。従来、この磁気テープを回
転シリンダの周面にその半周以上に亘つて自動装
架する装置の一例では、回転シリンダ下方に配設
した純粋なリンクのみで構成した磁気テープ引出
し部材からなるテープ装架駆動機構が採用されて
いる。 In recent years, with the development of home-use video tape recorders, signals are recorded on a rotating cylinder with a magnetic head attached diagonally to the magnetic tape.
Various magnetic recording and reproducing devices have been proposed. Conventionally, an example of a device that automatically mounts this magnetic tape on the circumferential surface of a rotating cylinder over half the circumference or more is a tape mount consisting of a magnetic tape pull-out member consisting of only pure links arranged below the rotating cylinder. A driving mechanism is used.
第１図は、このような従来の磁気記録再生装置
における磁気テープ装架系の要部構成を示すもの
で、１は回転シリンダ、２はカセツトで、このカ
セツト２にはテープ繰り出しリールと巻取りリー
ルが内装（図示せず）されており、これらのリー
ルには磁気テープ３が巻かれている。４，４′は
磁気テープ３をカセツト２から引出し第１図の２
点鎖線で示したごとく回転シリンダ１に添わせる
ための磁気テープ引出し案内手段であり、それぞ
れ案内ローラ４ａ，４a′、傾斜ポスト４ｂ，４
b′を備えている。操作者が操作ボタンを押すと第
１図に実線で示した位置にある磁気テープ引出し
案内手段４，４′は案内溝６，６′に沿つて矢印方
向に移動して磁気テープ３をカセツト２の内部よ
り引出し、位置決め部材７，７′に当接する位置
まで移動して磁気テープ３を回転シリンダ１に添
わせる。前記磁気テープ引出し案内手段４，４′
を移動せしめる駆動機構を第２、第３図を用いて
説明する。磁気テープ引出し案内手段４，４′は
その下方に突出する突部４ｃ，４c′に駆動機構の
連鎖部材１７，１７′に組込まれているピン２３，
２３′が装入して連結されている。 Fig. 1 shows the configuration of the main parts of a magnetic tape mounting system in such a conventional magnetic recording and reproducing apparatus. Reels are installed inside (not shown), and magnetic tape 3 is wound around these reels. 4 and 4' pull out the magnetic tape 3 from the cassette 2 and move it to 2 in Figure 1.
As shown by the dotted chain line, it is a magnetic tape drawer guide means for attaching it to the rotating cylinder 1, and includes guide rollers 4a, 4a' and inclined posts 4b, 4, respectively.
It has b′. When the operator presses the operation button, the magnetic tape drawer guide means 4, 4' located at the positions indicated by solid lines in FIG. The magnetic tape 3 is pulled out from inside the rotary cylinder 1 and moved to a position where it abuts the positioning members 7 and 7', so that the magnetic tape 3 is aligned with the rotating cylinder 1. The magnetic tape drawer guide means 4, 4'
The drive mechanism for moving the will be explained using FIGS. 2 and 3. The magnetic tape drawer guide means 4, 4' has downwardly projecting protrusions 4c, 4c' with pins 23, which are incorporated in chain members 17, 17' of the drive mechanism.
23' is inserted and connected.
次にこの駆動機構を第３図を用いて説明する。
案内手段４，４′を駆動する機構は、ベルト１１
を介してモータ（図示せず）に連結されているプ
ーリ１２によつてウオーム９と一対のウオーム歯
車１３，１３′が噛合つている。各々のウオーム
歯車１３，１３′は長穴１４，１４′、ばね案内溝
１５，１５′およびばね掛けピン１６，１６′を備
えていて樹脂等で形成されている。ウオーム歯車
１３，１３′に連結する連鎖部材１７，１７′は、
３つのリンク部材２０，２１，２２，２０′，２
１′，２２′とピン１８，１９，２３，２４，１
８′，１９′，２３′，２４′で構成されている。次
に基ベース８には前記連鎖部材１７，１７′にお
けるピン１８，１９，２３，１８′，１９′，２
３′を案内する案内部材２６，２６′が設けられて
いる。第３図は、回転シリンダ１に磁気テープ装
架前の配置を示し、第４図は磁気テープを装架し
た後の配置を示したもので連鎖部材１７，１７′
はウオーム歯車１３，１３′に巻込案内される。
第５図は、第３、第４図で示したリンク部材１
７，１７′を取りだして示したもので、ａは平面
図ｂは側面図である。この部品構成数はそれぞれ
７点になる。 Next, this drive mechanism will be explained using FIG. 3.
The mechanism for driving the guide means 4, 4' is a belt 11.
The worm 9 and a pair of worm gears 13, 13' are engaged with each other by a pulley 12 which is connected to a motor (not shown) via a pulley 12. Each of the worm gears 13, 13' has an elongated hole 14, 14', a spring guide groove 15, 15', and a spring hook pin 16, 16', and is made of resin or the like. The chain members 17, 17' connected to the worm gears 13, 13' are
Three link members 20, 21, 22, 20', 2
1', 22' and pins 18, 19, 23, 24, 1
It is composed of 8', 19', 23', and 24'. Next, the pins 18, 19, 23, 18', 19', 2 in the chain members 17, 17' are attached to the base 8.
Guide members 26, 26' are provided for guiding 3'. FIG. 3 shows the arrangement before the magnetic tape is mounted on the rotary cylinder 1, and FIG. 4 shows the arrangement after the magnetic tape is mounted.
is wound around and guided by worm gears 13, 13'.
FIG. 5 shows the link member 1 shown in FIGS. 3 and 4.
7, 17' are taken out, and a is a plan view and b is a side view. The number of component parts is 7 each.
このように純粋なリンク連鎖で構成されている
ため部品点数が多くなり、必然的に組立工数が多
くなるという問題があつた。 Since it is constructed from a pure chain of links, the number of parts increases, which inevitably increases the number of assembly steps.
本発明は、磁気テープ装架動作の信頼性が高
く、構成が簡素である磁気記録再生装置の磁気テ
ープ装架駆動機構を提供することを目的とする。 SUMMARY OF THE INVENTION An object of the present invention is to provide a magnetic tape mounting drive mechanism for a magnetic recording/reproducing apparatus that has high reliability in magnetic tape mounting operation and has a simple configuration.
本発明の特徴は、磁気ヘツドを内装する回転シ
リンダに対し、磁気テープを添わせて移動せしめ
る一対の磁気テープ引出し案内手段と、シリンダ
下面下における前記磁気テープ引出し案内手段に
連結してこれを移動せしめる駆動機構を樹脂で一
体成形した連鎖部材で構成したものである。この
ような駆動機構とするため従来の連鎖部材の機構
とは著しく部品数を低減することができる。 The present invention is characterized by a pair of magnetic tape drawer guide means for moving the magnetic tape along with a rotary cylinder housing a magnetic head, and a pair of magnetic tape drawer guide means for moving the magnetic tape by being connected to the magnetic tape drawer guide means under the bottom surface of the cylinder. The drive mechanism used for this purpose is composed of a chain member integrally molded from resin. With such a drive mechanism, the number of parts can be significantly reduced compared to the conventional chain member mechanism.
以下本発明を実施例によつて詳細に説明する。 The present invention will be explained in detail below with reference to Examples.
第６図ａ，ｂは本発明による連鎖部材の一実施
例を示す図であり、ａは平面図、ｂは側面図であ
る。この連鎖部材１７１，１７１′はそれぞれ樹
脂成形で一体に構成される。すなわち、各リンク
部材２０１，２２１は細いくびれ部２０３でつな
がつており、ピン１８１，２３１，２４１もリン
ク部材２０１，２２１に一体に形成される。そし
て、各リンク部材２０１，２２１はくびれ部で容
易に曲げることができる。したがつてこの部品構
成数は一体としているため連鎖部材１７１，１７
１′は１部品である。第７図はこの連鎖部材１７
１，１７１′を先に述べた駆動機構に組付けて磁
気テープ装架前配置にした状態を示したものであ
る。他の部分は従来と同様である。また磁気テー
プ装架後の連鎖部材１７１，１７１′はウオーム
歯車１３，１３′に巻込案内され第８図のような
配置となる。 FIGS. 6a and 6b are views showing one embodiment of the chain member according to the present invention, in which a is a plan view and b is a side view. The chain members 171, 171' are each integrally formed by resin molding. That is, each link member 201, 221 is connected by a narrow constriction 203, and the pins 181, 231, 241 are also formed integrally with the link members 201, 221. Each of the link members 201 and 221 can be easily bent at the waist. Therefore, since the number of components is one, the chain members 171, 17
1' is one part. Figure 7 shows this chain member 17.
1,171' is shown assembled to the drive mechanism described above and placed in front of the magnetic tape mounting. Other parts are the same as before. Further, the chain members 171, 171' after mounting the magnetic tape are wound around and guided by the worm gears 13, 13', and are arranged as shown in FIG.
また連鎖部材１７１，１７１′と磁気テープ案
内手段４，４′との連結はその下方に突出する突
部４ｃ，４c′とリンク部材２２１，２２１′のピ
ン２３１，２３１′と第９図に示すように連結す
る。 Further, the connection between the chain members 171, 171' and the magnetic tape guide means 4, 4' is shown in FIG. Concatenate like this.
以上、詳述したように、本発明は磁気テープ案
内体下方に配置した駆動機構に組付けた樹脂成形
連鎖部材１７１，１７１′は部品構成数として従
来の１／７となり86％の部品低減が可能である。
また本樹脂をポリプロピレンとすると、連鎖部材
１７１，１７１′の曲げは数万から数十万の繰り
返しが可能で寿命性は純粋な鉄部品構成のリンク
部材１７，１７′と十分対抗しうるものである。 As detailed above, in the present invention, the resin-molded chain member 171, 171' assembled to the drive mechanism disposed below the magnetic tape guide is 1/7th the number of parts compared to the conventional one, resulting in an 86% reduction in parts. It is possible.
Furthermore, if the resin is polypropylene, the bending of the chain members 171, 171' can be repeated tens of thousands to hundreds of thousands of times, and the lifespan can sufficiently compete with the link members 17, 17' made of pure iron parts. be.
第１図は、磁気記録再生装置の磁気テープ走行
系の構成の一例を示す要部平面図、第２図は、第
１図の―線で切断した断面図、第３図は磁気
テープ引出し案内手段の駆動機構の一例を示す平
面図、第４図はその動作説明のための平面図、第
５図ａ，ｂは従来のリンク部材を単独で示した平
面図および側面図、第６図ａ，ｂは本発明による
連鎖部材の一例を示す平面図および側面図、第７
図および第８図は磁気テープ引出し案内手段の駆
動部に本発明による連鎖部材を組付けた駆動機構
の一例を示す平面図、第９図は、駆動機構と磁気
テープ引出し案内手段の連結部を示す断面図であ
る。
１…回転シリンダ、３…磁気テープ、４，４′
…磁気テープ引出し案内手段、６，６′…案内溝、
１７１，１７１′…連鎖部材、１８１，１８１′…
ピン、２０１，２０１′，２２１，２２１′…リン
ク部材、２０３…くびれ部。
FIG. 1 is a plan view of essential parts showing an example of the configuration of a magnetic tape running system of a magnetic recording and reproducing device, FIG. 2 is a sectional view taken along the line - - in FIG. 1, and FIG. 3 is a magnetic tape drawer guide. A plan view showing an example of the drive mechanism of the means, FIG. 4 is a plan view for explaining its operation, FIGS. 5 a and b are plan views and side views showing the conventional link member alone, and FIG. 6 a , b are a plan view and a side view showing an example of the chain member according to the present invention, and 7th
8 and 8 are plan views showing an example of a drive mechanism in which the chain member according to the present invention is assembled to the drive portion of the magnetic tape drawer guide means, and FIG. 9 is a plan view showing a connecting portion between the drive mechanism and the magnetic tape drawer guide means. FIG. 1... Rotating cylinder, 3... Magnetic tape, 4, 4'
...magnetic tape drawer guide means, 6, 6'...guide groove,
171, 171'... Chain member, 181, 181'...
Pin, 201, 201', 221, 221'... Link member, 203... Constricted portion.
Claims (1)
位置し、カセツト内に収納されている磁気テープ
を回転シリンダの左右位置に向つて引出し、回転
シリンダに接架する位置まで磁気テープを移動せ
しめる一対の磁気テープ引出し案内手段と、この
案内下面下において、前記テープ引出し案内手段
に連結して移動せしめるための複数のリンク部材
と前記リンク部材間を結ぶくびれ部と前記リンク
部材の表面に凸設されるピンとを樹脂で一体成形
した連鎖部材とを有することを特徴とする磁気テ
ープ装架装置。1 A pair of magnetic devices located in front of the rotating cylinder housing the magnetic head, which pulls out the magnetic tape stored in the cassette toward the left and right positions of the rotating cylinder, and moves the magnetic tape to a position where it is suspended on the rotating cylinder. A tape drawer guide means, a plurality of link members connected to and moved by the tape drawer guide means under the lower surface of the guide, a constriction connecting the link members, and a pin protruding from the surface of the link member. and a chain member integrally molded from resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16836279A JPS5693136A (en) | 1979-12-26 | 1979-12-26 | Magnetic tape loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16836279A JPS5693136A (en) | 1979-12-26 | 1979-12-26 | Magnetic tape loading device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5693136A JPS5693136A (en) | 1981-07-28 |
| JPS6334533B2 true JPS6334533B2 (en) | 1988-07-11 |
Family
ID=15866669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16836279A Granted JPS5693136A (en) | 1979-12-26 | 1979-12-26 | Magnetic tape loading device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5693136A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5733458A (en) * | 1980-07-31 | 1982-02-23 | Victor Co Of Japan Ltd | Magnetic recording and reproducing device |
| JP4701540B2 (en) * | 2001-05-25 | 2011-06-15 | パナソニック株式会社 | Magnetic recording / reproducing device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5139010A (en) * | 1974-08-05 | 1976-04-01 | Staar Sa | Kiroku oyobi * mataha saiseisochinodoramunomawarinijikiteepuoannaishimakitsukerutameno sochi |
| JPS54102521A (en) * | 1978-01-30 | 1979-08-13 | Fuji Koeki Corp | Power unit |
| JPS54108606A (en) * | 1978-02-15 | 1979-08-25 | Hitachi Ltd | Magnetic recorder-reproducer |
-
1979
- 1979-12-26 JP JP16836279A patent/JPS5693136A/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5139010A (en) * | 1974-08-05 | 1976-04-01 | Staar Sa | Kiroku oyobi * mataha saiseisochinodoramunomawarinijikiteepuoannaishimakitsukerutameno sochi |
| JPS54102521A (en) * | 1978-01-30 | 1979-08-13 | Fuji Koeki Corp | Power unit |
| JPS54108606A (en) * | 1978-02-15 | 1979-08-25 | Hitachi Ltd | Magnetic recorder-reproducer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5693136A (en) | 1981-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6334533B2 (en) | ||
| JPS582425B2 (en) | magnetic recording and reproducing device | |
| KR100420853B1 (en) | Magnetic recording reproducer | |
| US3301564A (en) | Play-back instrument for magnetic tape cartridge | |
| US5700960A (en) | Apparatus for testing components to be incorporated in a video cassette recorder | |
| US2893737A (en) | Portable magnetic sound recorders | |
| US4041539A (en) | Tape head shift apparatus for multi-track tape player | |
| KR950000452Y1 (en) | Slack limiter for a magnetic tape cassette | |
| JPS6213273Y2 (en) | ||
| JPS60202588A (en) | Magnetic recording and reproducing device | |
| CA1292567C (en) | Leaf spring for video tape cassette | |
| JPH0743790Y2 (en) | Magnetic recording / reproducing device | |
| KR100225866B1 (en) | Pole base support structure of vcr | |
| KR890004831B1 (en) | Cassette tape loading device of the video tape recorder | |
| JPS605484A (en) | Cassette tape | |
| JPH0531695Y2 (en) | ||
| JPS62184656A (en) | Tape loading device | |
| JPH0356955Y2 (en) | ||
| JPS6341144B2 (en) | ||
| JPH0191357A (en) | Tape recorder device | |
| JPS61121542U (en) | ||
| JPH0422472Y2 (en) | ||
| JPS6341635Y2 (en) | ||
| JPS6053378B2 (en) | magnetic recording and reproducing device | |
| JPH048557Y2 (en) |