JPH0214456A - Magnetic recording and reproducing device - Google Patents

Magnetic recording and reproducing device

Info

Publication number
JPH0214456A
JPH0214456A JP63163326A JP16332688A JPH0214456A JP H0214456 A JPH0214456 A JP H0214456A JP 63163326 A JP63163326 A JP 63163326A JP 16332688 A JP16332688 A JP 16332688A JP H0214456 A JPH0214456 A JP H0214456A
Authority
JP
Japan
Prior art keywords
post
post holder
loading
tape
guide
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
JP63163326A
Other languages
Japanese (ja)
Other versions
JPH0831229B2 (en
Inventor
Koichiro Hirabayashi
晃一郎 平林
Hideki Kuwajima
秀樹 桑島
Eiji Nagasaki
栄司 長崎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP63163326A priority Critical patent/JPH0831229B2/en
Publication of JPH0214456A publication Critical patent/JPH0214456A/en
Publication of JPH0831229B2 publication Critical patent/JPH0831229B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)

Abstract

PURPOSE:To approach the loading locus of a post holder closer to that of a rotary cylinder and to make the device small in size by providing a regulating late opposite to a loading guide and at a position where the post holder passes inbetween over a prescribed section. CONSTITUTION:A rotary cylinder 21 provided with magnetic heads 22a-22d, posts 23, 24 extracting a magnetic tape from a cassette having reel with the magnetic tape wound thereupon toward the outside of the cassette and winding the tape onto the rotary cylinder 21 by a prescribed angle, a post holder 25 holding the post and a loading guide 28 guiding the post holder are provided and a regulating plate 30 is provided to a position opposite to the loading guide 28 and where the post holder 25 passes inbetween over a prescribed section. Thus, a play of the post holder is reduced and a gap margin between the tape guide post and the rotary cylinder is ensured, the loading locus of the post holder is approached to that of the rotary cylinder and the size of the magnetic recording and reproducing device is made small.

Description

【発明の詳細な説明】 産業上の利用分野 本発明は磁気ヘッドが取付けられる回転シリンダに磁気
テープを巻回走行させて、磁気ヘッドと磁気テープの摺
接を図り、映像信号等の所定の情報信号を記録再生する
ようにしたビデオチーブレコーダの様な磁気記録再生装
置に関するものである。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention involves winding and running a magnetic tape around a rotating cylinder to which a magnetic head is attached, and slidingly contacting the magnetic head and the magnetic tape to obtain predetermined information such as a video signal. The present invention relates to a magnetic recording and reproducing device such as a video recorder that records and reproduces signals.

従来の技術 近年、カセット式ビデオテープレコーダの様す磁気記録
再生装置は小型化が進んでいる。
2. Description of the Related Art In recent years, magnetic recording and reproducing devices such as cassette video tape recorders have been becoming smaller.

以下、図面を参照しながら従来の磁気記録再生装置の一
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4図は従来の磁気記録再生装置の平面図を示すもので
ある。第4図において、1は磁気テープを巻装したリー
ルを内蔵したカセット、2は磁気ヘッド3a〜3dを円
周上に配置した回転シリンダである。4〜9は移動式の
テープガイドポストで、カセット装填時はカセット開口
部内に配置され(破線で示すン、図示しないカセット検
出スイッチによシカセット装着を検出すれば、テープガ
イドポスト4〜9は矢印で示す経路でテープローディン
グを行い所定の位置で固定される。10〜11は固定式
のテープガイドポストで、基板12上に固定されている
。13は磁気テープ14を所定の速度で走行させるキャ
ブスタンであり、ピンチローラ15によって磁気テープ
をギヤプスタン13に圧着することによりギヤブスタン
13の回転力を磁気テープ14に伝え磁気テープ14を
所定の速度で引っばっていくように構成している。
FIG. 4 shows a plan view of a conventional magnetic recording/reproducing device. In FIG. 4, 1 is a cassette containing a reel wound with magnetic tape, and 2 is a rotating cylinder in which magnetic heads 3a to 3d are arranged on the circumference. Reference numerals 4 to 9 designate movable tape guide posts, which are placed inside the cassette opening when a cassette is loaded (indicated by a broken line).If a cassette detection switch (not shown) detects that the cassette is loaded, the tape guide posts 4 to 9 move as shown by the arrows. The tape is loaded along the route shown and fixed at a predetermined position. Reference numerals 10 to 11 are fixed tape guide posts, which are fixed on the board 12. Reference numeral 13 is a cab for running the magnetic tape 14 at a predetermined speed. The magnetic tape is compressed to the gear stun 13 by a pinch roller 15, thereby transmitting the rotational force of the gear stun 13 to the magnetic tape 14 and pulling the magnetic tape 14 at a predetermined speed.

第5図は第4図のテープローディング途中の詳細平面図
、第6図a、bはその正面図(一部断面図示)である。
FIG. 5 is a detailed plan view of the tape shown in FIG. 4 during loading, and FIGS. 6a and 6b are front views thereof (partially shown in cross section).

第5図及び第6図aにおいて16は前記テープガイドポ
スト7及び8を保持するポストホルダーで、17はポス
トホルダー16に設けられたビンである。ポストホルダ
ー16はロンド18により駆動力を伝達され、前記基板
12に固定すれたローディングガイド19に設けられた
ガイド溝20に沿って前記磁気テープ14を回転シリン
ダ2に所定の角度だけ巻付ける。
In FIGS. 5 and 6a, 16 is a post holder for holding the tape guide posts 7 and 8, and 17 is a bottle provided on the post holder 16. A driving force is transmitted to the post holder 16 by the iron 18, and the magnetic tape 14 is wound around the rotary cylinder 2 at a predetermined angle along a guide groove 20 provided in a loading guide 19 fixed to the substrate 12.

発明が解決しようとする課題 しかしながら上記のような構成では、磁気記録再生装置
の小型化が進むとカセットから磁気テープを引き出して
回転シリンダに巻回させるテープガイドポストと回転シ
リンダとの間隙余裕が少なくなり、テープガイドポスト
を保持するポストホルダーとポストホルダーをガイドす
るローディングガイドとのクリアランスによるポストホ
ルダーのガタつきによジローディング動作中、テープガ
イドポストと回転シリンダが接触するという問題点を有
していた(第6図す参照)。
Problems to be Solved by the Invention However, with the above configuration, as magnetic recording and reproducing devices become smaller, the gap between the tape guide post, which pulls out the magnetic tape from the cassette and winds it around the rotary cylinder, and the rotary cylinder becomes smaller. However, due to the clearance between the post holder that holds the tape guide post and the loading guide that guides the post holder, there is a problem that the tape guide post and the rotating cylinder come into contact during the girloading operation due to the post holder wobbling. (See Figure 6).

本発明は上記問題点に鑑み、ローディングガイドと対向
しかつその間をポストホルダーが所定の区間に渡って通
過する位置に規制板を設けることによシ、ポストホルダ
ーとローディングガイドとのガタつきを規制しローディ
ング動作中テープガイドポストと回転シリンダが抵触し
ないようにその間隙を確保するようにし、ポストホルダ
ーのローディング軌跡を回転シリンダによシ近づけるこ
とによシ、よシ小さな磁気記録再生装置を提供するもの
である。
In view of the above problems, the present invention prevents rattling between the post holder and the loading guide by providing a regulating plate at a position facing the loading guide and through which the post holder passes over a predetermined section. By securing a gap between the tape guide post and the rotating cylinder so that they do not come into contact with each other during the loading operation, and by bringing the loading locus of the post holder closer to the rotating cylinder, a much smaller magnetic recording/reproducing device is provided. It is something.

課題を解決するための手段 上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、磁気ヘッドを備えた回転シリンダと、磁気テープを
巻装したり一〜を内蔵したカセットから前記磁気テープ
を前記カセット外部に引き出し前記回転シリンダに所定
の角度巻付けるポストと、前記ポストを保持するポスト
ホルダーと、前記ポストホルダーをガイドするローディ
ングガイドと、前記ローディングガイドと対向しかつそ
の間を前記ポストホルダーが所定の区間に渡って通過す
る位置に規制板を設けるという構成を備えたものである
Means for Solving the Problems In order to solve the above-mentioned problems, the magnetic recording and reproducing apparatus of the present invention includes a rotating cylinder equipped with a magnetic head, a rotating cylinder having a magnetic head wound thereon, and a cassette containing one or more magnetic tapes. a post that is pulled out of the cassette and wrapped around the rotating cylinder at a predetermined angle; a post holder that holds the post; a loading guide that guides the post holder; It has a configuration in which a regulating plate is provided at a position where the vehicle passes over a predetermined section.

作  用 本発明は上記した構成によって、ポストホルダーがロー
ディング中に所定の区間に渡ってローディングガイドと
それに対向する位置にある規制板の間を通過することに
よシ、ポストホルダーのガタつきが少なくなシ、テープ
ガイドポストと回転シリンダとの間隙余裕が確保でき、
これによってポストホルダーのローディング軌跡を回転
シリンダに近づけることができ、磁気記録再生装置の小
型化が実現できることとなる。
Effect of the Invention With the above-described configuration, the present invention provides a system in which wobbling of the post holder is reduced by allowing the post holder to pass between the loading guide and the regulating plate located at a position facing the loading guide over a predetermined section during loading. , the gap between the tape guide post and the rotating cylinder can be secured.
This allows the loading locus of the post holder to be brought closer to the rotating cylinder, making it possible to downsize the magnetic recording and reproducing device.

、実施例 以下、本発明の実施例の磁気記録再生装置について、図
面を参照しながら説明する。
Embodiments Hereinafter, magnetic recording and reproducing apparatuses according to embodiments of the present invention will be described with reference to the drawings.

第1図は本発明の第1の実施例(ローディング途中)の
平面図、第2図はその正面図(一部断面図示)を示すも
のである。第1図及び第2図において、21は回転シリ
ンダ、22a〜22dは回転シリンダ210円周上に配
置された磁気ヘッドである。23.24はテープガイド
ポスト、25は前記テープガイドポス)23.24を保
持するポストホルダー、26はポストホルダー26に設
はうしたビン、27はビン26に係合するロンド、28
は前記ポストホルダー25をガイドするガイド溝29を
有するローディングガイド、30はローディングガイド
28に対向する位置に基板31にビス32a、32bに
よシ固定された規制板、33はカモ2ト(図示せず)よ
シ引き出された磁気テープである。
FIG. 1 is a plan view of a first embodiment of the present invention (during loading), and FIG. 2 is a front view (partially shown in cross section). 1 and 2, 21 is a rotating cylinder, and 22a to 22d are magnetic heads arranged on the circumference of the rotating cylinder 210. In FIG. 23 and 24 are tape guide posts, 25 are post holders that hold the tape guide posts 23 and 24, 26 are bins installed in the post holder 26, 27 are ronds that engage with the bins 26, and 28
3 is a loading guide having a guide groove 29 for guiding the post holder 25; 30 is a regulating plate fixed to a base plate 31 with screws 32a and 32b at a position opposite to the loading guide 28; 33 is a camo 2 (not shown); It is a magnetic tape that has been pulled out.

以上のように構成された磁気記録再生装置について以下
第1図及び第2図を用いてその動作を説明する。
The operation of the magnetic recording/reproducing apparatus constructed as above will be explained below with reference to FIGS. 1 and 2.

まず第1図はローディング途中の平面図を、第2図はそ
の正面図(一部断面図示)を示すものである。ロッド2
7によシビン26に駆動力を受けたポストホルダー25
が、そのポストホルダー25に保持されたテープガイド
ポスト23.24によって磁気テープ33をカセット(
図示せず)より引き出し、ローディングガイド28のガ
イド溝29にガイドされて回転シリンダ21の所定の位
置へ巻き付ける。この時、ポストホルダー251d、 
a −ディングガイド28とその対向する位置に設けら
れた期制板30の間を所定の区間通過する。
First, FIG. 1 shows a plan view during loading, and FIG. 2 shows a front view (partially shown in cross section). rod 2
7, the post holder 25 receives the driving force from the scissor 26
However, the magnetic tape 33 is inserted into the cassette (
(not shown), and is guided by the guide groove 29 of the loading guide 28 and wound onto a predetermined position on the rotating cylinder 21. At this time, the post holder 251d,
It passes through a predetermined section between the a-ding guide 28 and the timing plate 30 provided at a position opposite thereto.

以上のように本実施例によれば規制板30をローディン
グガイド28と対向する位置に設けることによって、ポ
ストホルダー25のガタつきを少なくし、テープガイド
ポスト23が回転シリンダ21に接触するのを防ぐこと
ができ、これによってポストホルダー25のローディン
グ軌跡を回転シリンダ21に近づけることができ、磁気
記録再生装置の小型化を計ることができる。
As described above, according to this embodiment, by providing the regulating plate 30 at a position facing the loading guide 28, the wobbling of the post holder 25 is reduced and the tape guide post 23 is prevented from coming into contact with the rotating cylinder 21. As a result, the loading locus of the post holder 25 can be brought closer to the rotating cylinder 21, and the size of the magnetic recording and reproducing apparatus can be reduced.

以下第2の実施例について説明する。第3図abは本発
明の第2の実施例の概略図で、規制板3゜の固定方法以
外は第1図、第2図と同じものである。第3図において
規制板30は片側のみビス締めとし片側はポストホルダ
ー25の厚みよシも小さい間隔をもつようにローディン
グガイド28に設けた係止部34によって係止される。
The second embodiment will be described below. FIG. 3 ab is a schematic diagram of a second embodiment of the present invention, which is the same as FIGS. 1 and 2 except for the method of fixing the regulating plate 3°. In FIG. 3, the regulating plate 30 is tightened with screws only on one side, and the other side is locked by a locking portion 34 provided on the loading guide 28 so as to have a distance smaller than the thickness of the post holder 25.

ポストホルダー25は、とのポストホルダー25の厚み
35よシも小さい間隔36をもつ規制板30とローディ
ングガイド28の間を通過する時、規制板300弾性に
よって、ローディングガイド28とのがたつきを最小限
にまで押えられる。
When the post holder 25 passes between the regulating plate 30 and the loading guide 28, which have an interval 36 smaller than the thickness 35 of the post holder 25, the elasticity of the regulating plate 300 prevents the post holder 25 from rattling with the loading guide 28. suppressed to a minimum.

なお第1及び第2の実施例において規制板30は基板3
1に片側あるいは両側をビス締めされるとしたが、ロー
ディングガイド28にビス締めされてもよい。
Note that in the first and second embodiments, the regulation plate 30 is the substrate 3.
1, one or both sides are screwed, but the loading guide 28 may be screwed.

発明の効果 以上のように本発明によれば、テープをカセットよυ引
き出して回転シリンダに巻きつけるテープポストと回転
シリンダとのローディング途中の間隙余裕を十分に確保
することができ、それによってポストホルダーのローデ
ィング軌跡を回転シリンダによシ近ぐまで近づけると(
!:ができ、磁気記録再生装置の小型化を計ることがで
きる。
Effects of the Invention As described above, according to the present invention, it is possible to secure a sufficient gap during loading between the tape post and the rotating cylinder, where the tape is pulled out from the cassette and wrapped around the rotating cylinder, and thereby the post holder When the loading locus of is brought close to the rotating cylinder (
! : is possible, and the size of the magnetic recording/reproducing device can be reduced.

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

第1図は本発明の第1の実施例を示す磁気記録再生装置
のローディング途中での平面図、第2図は第1図の部分
正面断面図、第3図a、bは本発明の第2の実施例を示
す磁気記録再生装置の断面図、第4図は従来の磁気記録
再生装置の平面図、第5図は第4図のローディング途中
での詳細平面図、第6図a、bはその部分正面断面図で
ある。 21・・・・・・回転シリンダ、23.24・・・・・
・テープポストガイド、26・・・・・・ポストホルダ
ー、28・・・・・・ローディングガイド、29・・・
・・ガイド溝、30・・・・・・規制板、31・・・・
・・基板、33・・・・・・磁気テープ、34・・・・
・・係止部。 代理人の氏名 弁理士 粟 野 重 孝 ほか1基箱 図 第 図
FIG. 1 is a plan view of a magnetic recording/reproducing apparatus showing a first embodiment of the present invention during loading, FIG. 2 is a partial front sectional view of FIG. 1, and FIGS. FIG. 4 is a plan view of a conventional magnetic recording and reproducing device; FIG. 5 is a detailed plan view of FIG. 4 during loading; FIGS. 6 a and b is a partial front sectional view thereof. 21...Rotating cylinder, 23.24...
・Tape post guide, 26... Post holder, 28... Loading guide, 29...
...Guide groove, 30...Regulation plate, 31...
...Substrate, 33...Magnetic tape, 34...
...Locking part. Name of agent: Patent attorney Shigetaka Awano and 1 other box diagram

Claims (1)

【特許請求の範囲】[Claims] 磁気ヘッドを備えた回転シリンダと、磁気テープを巻装
したリールを内蔵したカセットから前記磁気テープを前
記カセット外部に引き出し前記回転シリンダに所定の角
度巻付けるポストと、前記ポストを保持するポストホル
ダーと、前記ポストホルダーをガイドするローディング
ガイドと、前記ローディングガイドと対向しかつその間
を前記ポストホルダーが所定の区間に渡って通過する位
置に設けられた規制板とを備えたことを特徴とする磁気
記録再生装置。
A rotating cylinder equipped with a magnetic head, a post for pulling the magnetic tape out of the cassette from a cassette containing a reel wound with the magnetic tape and winding it around the rotating cylinder at a predetermined angle, and a post holder for holding the post. , a magnetic recording device comprising: a loading guide that guides the post holder; and a regulating plate provided at a position facing the loading guide and through which the post holder passes over a predetermined section. playback device.
JP63163326A 1988-06-30 1988-06-30 Magnetic recording / reproducing device Expired - Lifetime JPH0831229B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP63163326A JPH0831229B2 (en) 1988-06-30 1988-06-30 Magnetic recording / reproducing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63163326A JPH0831229B2 (en) 1988-06-30 1988-06-30 Magnetic recording / reproducing device

Publications (2)

Publication Number Publication Date
JPH0214456A true JPH0214456A (en) 1990-01-18
JPH0831229B2 JPH0831229B2 (en) 1996-03-27

Family

ID=15771723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63163326A Expired - Lifetime JPH0831229B2 (en) 1988-06-30 1988-06-30 Magnetic recording / reproducing device

Country Status (1)

Country Link
JP (1) JPH0831229B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05245316A (en) * 1991-03-05 1993-09-24 Nippon Felt Kogyo Kk Heat-resistant needle felt filter medium

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59101063A (en) * 1982-12-01 1984-06-11 Hitachi Ltd Driver for tape guide
JPS59185063A (en) * 1983-04-02 1984-10-20 Hitachi Ltd Position regulating device of tape leadout roller of rotary head type magnetic recording and reproducing device
JPS59186161A (en) * 1983-04-08 1984-10-22 Hitachi Ltd Device for positioning tape guide body
JPS60217552A (en) * 1984-04-13 1985-10-31 Akai Electric Co Ltd Tape loading mechanism of magnetic recording and reproducing device
JPS6179847U (en) * 1984-10-26 1986-05-28

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59101063A (en) * 1982-12-01 1984-06-11 Hitachi Ltd Driver for tape guide
JPS59185063A (en) * 1983-04-02 1984-10-20 Hitachi Ltd Position regulating device of tape leadout roller of rotary head type magnetic recording and reproducing device
JPS59186161A (en) * 1983-04-08 1984-10-22 Hitachi Ltd Device for positioning tape guide body
JPS60217552A (en) * 1984-04-13 1985-10-31 Akai Electric Co Ltd Tape loading mechanism of magnetic recording and reproducing device
JPS6179847U (en) * 1984-10-26 1986-05-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05245316A (en) * 1991-03-05 1993-09-24 Nippon Felt Kogyo Kk Heat-resistant needle felt filter medium

Also Published As

Publication number Publication date
JPH0831229B2 (en) 1996-03-27

Similar Documents

Publication Publication Date Title
JPH0214456A (en) Magnetic recording and reproducing device
JPS6055542A (en) Magnetic recording and reproducing device
JPS6151651A (en) Magnetic recording and reproducing device
JPS6120694Y2 (en)
JPS5935886Y2 (en) magnetic recording and reproducing device
JP2671442B2 (en) Magnetic recording / reproducing device
JPS61129759A (en) Cassette type video tape recorder
KR900003676Y1 (en) Tape guide device of video tape recorder
US4467377A (en) Cassette type-tape recorder
JPS61126658A (en) Magnetic recording and reproducing device
JPS6154045A (en) Magnetic recording and reproducing device
JPH02260270A (en) Magnetic recording and reproducing device
JPH0210602Y2 (en)
JPH0313894Y2 (en)
JP2825276B2 (en) Tape jamming prevention method
KR0136473Y1 (en) Tension adjusting apparatus of a tape recorder
JPH02152053A (en) Magnetic recording and reproducing device
JPH041418B2 (en)
JPS61172248A (en) Tape running device
JPH06119694A (en) Recording and reproducing device and tape cassette
JPS62205559A (en) Magnetic tape drive controller
JPS60166834U (en) magnetic recording and reproducing device
JPS60186531U (en) Tape tension addition mechanism in magnetic recording and reproducing equipment
JPS61145748A (en) Magnetic recording and reproducing device
JPS63859B2 (en)

Legal Events

Date Code Title Description
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20080327

Year of fee payment: 12

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090327

Year of fee payment: 13

EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090327

Year of fee payment: 13