JPH07235111A - Disk device - Google Patents

Disk device

Info

Publication number
JPH07235111A
JPH07235111A JP6025667A JP2566794A JPH07235111A JP H07235111 A JPH07235111 A JP H07235111A JP 6025667 A JP6025667 A JP 6025667A JP 2566794 A JP2566794 A JP 2566794A JP H07235111 A JPH07235111 A JP H07235111A
Authority
JP
Japan
Prior art keywords
rom drive
rail member
rail
drawer
rail members
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
JP6025667A
Other languages
Japanese (ja)
Other versions
JP2950136B2 (en
Inventor
Takashi Watanabe
渡辺  孝
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.)
Teac Corp
Original Assignee
Teac Corp
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 Teac Corp filed Critical Teac Corp
Priority to JP6025667A priority Critical patent/JP2950136B2/en
Publication of JPH07235111A publication Critical patent/JPH07235111A/en
Priority to US08/831,857 priority patent/US5862116A/en
Priority to US08/972,223 priority patent/US5878012A/en
Priority to US09/128,828 priority patent/US6014357A/en
Priority to US09/158,638 priority patent/US6151285A/en
Priority to US09/378,928 priority patent/US6111837A/en
Application granted granted Critical
Publication of JP2950136B2 publication Critical patent/JP2950136B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PURPOSE:To reduce the backlash of a drawer part with reference to a housing part regarding a disk device. CONSTITUTION:A CD-ROM drive body 21 is arranged and installed so as to be movable with reference to a housing part 12 which is installed in a personal computer body. In a state that the CD-ROM drive body 21 has been housed in the housing part 12, a turntable 25 on which a CD-ROM has been placed and an optical head 26 are operated. Rail members 33, 34 are installed in the housing part 12, and rail members 31, 32 are installed in the CD-ROM drive body 21. Sliding parts 35a, 35b for a coupling member 35 are fitted respectively to the rail members 33, 31, and sliding parts 36a, 36b for a coupling member 36 are fitted respectively to the rail members 34, 32. A gear 37 which is installed at the coupling member 35 is engaged with a rack for the rail members 33, 31, and a gear 38 which is installed at the coupling member 36 is engaged with the rail members 34, 32.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明はディスク装置に係り、特
に、収容部に対して引き出し部が引き出し可能なディス
ク装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk device, and more particularly to a disk device in which a drawer portion can be pulled out from a housing portion.

【0002】[0002]

【従来の技術】ノート型パソコン等に組み込まれるCD
−ROMドライブとしては、パソコン本体に設けた収容
部に収容されており、CD−ROMの装脱の際に、CD
−ROMドライブ本体がパソコン本体から引き出される
構造のものがある。
2. Description of the Related Art A CD incorporated in a notebook computer or the like
-The ROM drive is housed in the housing provided in the main body of the personal computer, and when the CD-ROM is loaded or unloaded, the CD
-There is a structure in which the ROM drive body is pulled out from the personal computer body.

【0003】図8は、従来のCD−ROMドライブ61
の一例の平面図を示し、図9は正面図、図10は図8の
2 方向を見た側面図を示す。CD−ROMドライブ6
1は、パソコン本体に固定された収容部62と、収容部
62に対してA1 ,A2 方向に移動可能なCD−ROM
ドライブ本体71からなる。
FIG. 8 shows a conventional CD-ROM drive 61.
9 is a plan view, FIG. 9 is a front view, and FIG. 10 is a side view seen from the direction B 2 in FIG. 8. CD-ROM drive 6
The reference numeral 1 designates an accommodating portion 62 fixed to the personal computer body, and a CD-ROM movable in the A 1 and A 2 directions with respect to the accommodating portion 62.
It consists of the drive body 71.

【0004】CD−ROMドライブ本体71は、偏平な
直方体形状の筐体73に、ターンテーブル85、ターン
テーブル85を回転させるスピンドルモータ(図示せ
ず)、光学ヘッド86、光学ヘッド移動機構(図示せ
ず)等が設けられている。筐体73には正面パネル72
が固定されている。また、CD−ROMドライブ本体7
1のロック及びロック解除を行うロック機構(図示せ
ず)、例えば、プッシュオン,プッシュオフ機構による
ロック機構が設けてある。
The CD-ROM drive body 71 includes a flat rectangular parallelepiped casing 73, a turntable 85, a spindle motor (not shown) for rotating the turntable 85, an optical head 86, and an optical head moving mechanism (not shown). No)) etc. are provided. The front panel 72 on the housing 73
Is fixed. Also, the CD-ROM drive body 7
There is provided a lock mechanism (not shown) for locking and unlocking 1 of FIG. 1, for example, a lock mechanism including a push-on and push-off mechanism.

【0005】ターンテーブル85は、筐体73の上面7
3aから突出しており、ターンテーブル85上にCD−
ROM51が載置される。また、光学ヘッド86は上面
73a側に露出している。
The turntable 85 has an upper surface 7 of the housing 73.
It protrudes from 3a and is CD-on the turntable 85.
The ROM 51 is mounted. The optical head 86 is exposed on the upper surface 73a side.

【0006】収容部62の側面部64,65には、断面
コの字状でA1 ,A2 方向に延在するレール部材81,
82が固定されている。CD−ROMドライブ本体71
の筐体73の側面部73b,73cには、夫々、レール
部材81,82の溝に嵌合した状態で摺動可能な断面凸
状のガイド部75,76が設けてある。
Rail members 81, which have a U-shaped cross section and extend in the A 1 and A 2 directions, are provided on the side surfaces 64 and 65 of the accommodating portion 62.
82 is fixed. CD-ROM drive body 71
The side surfaces 73b and 73c of the casing 73 are provided with guide portions 75 and 76 having a convex cross-section that are slidable in a state of being fitted in the grooves of the rail members 81 and 82, respectively.

【0007】このガイド部75,76がレール部材8
1,82に案内されて、CD−ROMドライブ本体71
が収容部62に対してA1 ,A2 方向に移動できる。図
8は、CD−ROMドライブ本体71が、収容部62か
ら最も引き出された状態を示している。
The guide portions 75 and 76 are the rail members 8.
Guided by 1, 82, CD-ROM drive body 71
Can move in the A 1 and A 2 directions with respect to the accommodating portion 62. FIG. 8 shows a state in which the CD-ROM drive main body 71 is most pulled out from the accommodating portion 62.

【0008】CD−ROMドライブ本体72が収容部7
3に収容された状態では、ロック機構により、CD−R
OMドライブ本体71はA2 方向に引き出しができない
ようにロックされる。この際、ガイド部材75,76
は、A1 ,A2 方向の全長に渡ってレール部材81,8
2に嵌合している。
The CD-ROM drive main body 72 is a housing portion 7.
In the state of being housed in CD 3, the CD-R is locked by the lock mechanism.
The OM drive body 71 is locked so that it cannot be pulled out in the A 2 direction. At this time, the guide members 75, 76
Are rail members 81 and 8 over the entire length in the A 1 and A 2 directions.
It is fitted with 2.

【0009】イジェクト操作が行われると、ロック機構
によるロックが解除される。この後、操作者は、正面パ
ネル72を持ってCD−ROMドライブ本体71を収容
部62に対してA2 方向に引き出すことができる。図
8,図10に示すように、CD−ROMドライブ本体7
1が、収容部62から最も引き出された状態では、ガイ
ド部75,76の後端付近の長さL1 に渡る嵌合部分だ
けが、レール部材81,82の溝に嵌合している。
When the eject operation is performed, the lock by the lock mechanism is released. Thereafter, the operator can hold the front panel 72 and pull out the CD-ROM drive main body 71 in the A 2 direction with respect to the accommodating portion 62. As shown in FIGS. 8 and 10, the CD-ROM drive body 7
In the state where 1 is most pulled out from the accommodating portion 62, only the fitting portion extending over the length L 1 near the rear end of the guide portions 75 and 76 fits into the grooves of the rail members 81 and 82.

【0010】[0010]

【発明が解決しようとする課題】図8に示した従来のC
D−ROMドライブ61では、CD−ROMドライブ本
体71を収容部62から引き出す程、ガイド部75,7
6がレール部材81,82の溝に嵌合する嵌合部分の長
さが短くなる。小型化のために、CD−ROMドライブ
本体71、収容部62の形状は最小限の大きさにしてあ
るため、CD−ROMドライブ本体71を最も引き出し
たときには、上記嵌合部分の長さL1 はガイド部75,
76の全長の1割程度になる。
[Problems to be Solved by the Invention] The conventional C shown in FIG.
In the D-ROM drive 61, as the CD-ROM drive main body 71 is pulled out from the accommodating portion 62, the guide portions 75, 7
The length of the fitting portion where 6 fits into the groove of the rail members 81, 82 becomes shorter. Since the CD-ROM drive main body 71 and the accommodating portion 62 are made to have a minimum size for downsizing, when the CD-ROM drive main body 71 is most pulled out, the length L 1 of the fitting portion is set. Is the guide part 75,
It is about 10% of the total length of 76.

【0011】一方、レール部材81,82とガイド部材
75,76の間には、ある程度の遊びが存在し、上記嵌
合部分の長さが短くなる程、ガイド部材75,76のレ
ール部材81,82に対するガタが大きくなる。
On the other hand, there is some play between the rail members 81, 82 and the guide members 75, 76, and as the length of the fitting portion becomes shorter, the rail members 81, 81 of the guide members 75, 76 become smaller. The play against 82 is increased.

【0012】上記のことから、従来のCD−ROMドラ
イブ61では、CD−ROMドライブ本体71を収容部
62から引き出す程、CD−ROMドライブ本体71の
収容部62に対するガタが大きくなり、最も引き出した
ときには、大きなガタが生じるという問題がある。この
ガタには、上下方向(Z1 ,Z2 方向)のガタ、及び左
右方向(B1 ,B2 方向)のガタがある。例えば、引き
出す長さが120mmで、嵌合部分の長さが10mmの
場合、CD−ROMドライブ本体71の前端では、4m
m程度の上下方向のガタが生じる。
From the above, in the conventional CD-ROM drive 61, the more the CD-ROM drive main body 71 is pulled out from the accommodating portion 62, the larger the backlash in the accommodating portion 62 of the CD-ROM drive main body 71 becomes, and the most extracted. At times, there is the problem of large play. This play includes vertical play (Z 1 , Z 2 directions) and horizontal play (B 1 , B 2 directions). For example, when the length to be pulled out is 120 mm and the length of the fitting portion is 10 mm, the front end of the CD-ROM drive body 71 is 4 m.
There is vertical play of about m.

【0013】本発明は、上記の点に鑑みてなされたもの
で、引き出し部の収容部に対するガタを小さくすること
ができるディスク装置を提供することを目的とする。
The present invention has been made in view of the above points, and an object of the present invention is to provide a disk device capable of reducing the play of the drawer portion with respect to the accommodation portion.

【0014】[0014]

【課題を解決するための手段】請求項1の発明は、電子
機器に設けた収容部に対して引き出し部が移動可能に配
設されており、上記引き出し部が上記収容部に収容され
た状態で、ディスク状記録媒体が載置されたターンテー
ブルとヘッドを駆動して動作するディスク装置におい
て、上記引き出し部の移動方向に延在するように上記収
容部に設けられており、上記引き出し部の移動方向に延
在する第1のラックギヤが形成された第1のレール部材
と、上記引き出し部の移動方向に延在するように上記引
き出し部に設けられており、上記引き出し部の移動方向
に延在する第2のラックギヤが形成された第2のレール
部材と、上記第1のレール部材に対して摺動自在に嵌合
する第1の摺動部と上記第2のレール部材に対して摺動
自在に嵌合する第2の摺動部とを一体に設けてあり、上
記第1のラック及び第2のラックに噛合するギヤが軸支
された結合部材とを有する構成とする。
According to a first aspect of the present invention, a drawer is movably arranged with respect to a housing provided in an electronic device, and the drawer is housed in the housing. In a disk device that drives and operates a turntable and a head on which a disk-shaped recording medium is placed, the disk unit is provided in the accommodating section so as to extend in the moving direction of the drawer section, and A first rail member formed with a first rack gear extending in the moving direction; and a pulling section provided in the pulling section so as to extend in the moving direction of the pulling section, and extending in the moving direction of the pulling section. A second rail member on which an existing second rack gear is formed; a first sliding portion slidably fitted to the first rail member; and a second rail member that slides on the second rail member. Second that fits freely And a sliding portion is provided with integrally configured to have a coupling member for a gear which meshes with the first rack and the second rack is journalled.

【0015】請求項2の発明では、前記引き出し部の幅
方向の両側部に夫々前記第2のレール部材を設け、前記
夫々の第2のレール部材に対応する前記第1のレール部
材及び結合部材を設けた構成とする。
According to a second aspect of the present invention, the second rail members are provided on both side portions in the width direction of the lead-out portion, and the first rail member and the connecting member corresponding to the respective second rail members. Is provided.

【0016】[0016]

【作用】請求項1の発明では、収容部に対して、引き出
し部を最も引き出した状態において、結合部材の第1の
摺動部、第2の摺動部が全長の1/2程度の長さに渡っ
て、夫々、第1のレール部材、第2のレール部材に嵌合
する。このため、従来のディスク装置に比べて、引き出
し部の収容部に対するガタを大幅に減らすことを可能と
する。
According to the first aspect of the invention, the first sliding portion and the second sliding portion of the coupling member have a length of about ½ of the entire length when the drawer portion is pulled out from the accommodating portion most. Over the entire length, they are fitted to the first rail member and the second rail member, respectively. Therefore, it is possible to significantly reduce the play of the drawer portion with respect to the accommodation portion as compared with the conventional disk device.

【0017】請求項2の発明では、引き出し部の幅方向
の両側部に夫々第2のレール部材を設け、前記夫々の第
2のレール部材に対応する第1のレール部材及び結合部
材を設けている。このため、更に、引き出し部の収容部
に対するガタを減らすことを可能とする。
According to the second aspect of the present invention, the second rail member is provided on each of both sides in the width direction of the drawer portion, and the first rail member and the connecting member corresponding to the respective second rail members are provided. There is. Therefore, it is possible to further reduce the play of the drawer portion with respect to the accommodation portion.

【0018】[0018]

【実施例】図1は本発明の一実施例のCD−ROMドラ
イブ11の斜視図を示す。図2はCD−ROMドライブ
11が最も引き出された状態での平面図を示す。また、
図3は、CD−ROMドライブ11の正面側からA1
向を見た断面図を示し、図4は、CD−ROMドライブ
11の右側面側からB1 方向を見た断面図を示す。
1 is a perspective view of a CD-ROM drive 11 according to an embodiment of the present invention. FIG. 2 shows a plan view of the CD-ROM drive 11 in the most pulled out state. Also,
FIG. 3 shows a cross-sectional view of the CD-ROM drive 11 as viewed from the front side of the A 1 direction, and FIG. 4 shows a cross-sectional view of the CD-ROM drive 11 as viewed from the right side of the B 1 direction.

【0019】CD−ROMドライブ11は、パソコン本
体に固定された収容部12と、収容部12に対して
1 ,A2 方向に移動可能な引き出し部であるCD−R
OMドライブ本体21からなる。
The CD-ROM drive 11 is a housing portion 12 fixed to the main body of the personal computer and a CD-R which is a drawer portion movable in the A 1 and A 2 directions with respect to the housing portion 12.
It consists of the OM drive body 21.

【0020】CD−ROMドライブ本体21の筐体は、
大略、偏平な箱状のフレーム23、フレーム23に固定
された天板24、フレーム23と天板24に固定された
正面パネル22からなる。
The casing of the CD-ROM drive body 21 is
It is composed of a flat box-shaped frame 23, a top plate 24 fixed to the frame 23, a frame 23 and a front panel 22 fixed to the top plate 24.

【0021】フレーム23の内部には、ターンテーブル
25、ターンテーブル25を回転させるスピンドルモー
タ52、光学ヘッド26、光学ヘッド移動機構(図示せ
ず)光学ヘッドの移動を案内するガイドシャフト27,
28等が設けられている。天板24には、開口24aが
形成されており、ターンテーブル25が開口24aから
突出し、光学ヘッド26が露出している。
Inside the frame 23, a turntable 25, a spindle motor 52 for rotating the turntable 25, an optical head 26, an optical head moving mechanism (not shown), a guide shaft 27 for guiding the movement of the optical head,
28 and the like are provided. An opening 24a is formed in the top plate 24, the turntable 25 projects from the opening 24a, and the optical head 26 is exposed.

【0022】ロック機構41は、フレーム23の底面部
23aの前部に設けられており、軸43で回動自在に支
持されたロックアーム42、ロックアーム42とフレー
ム23間に設けたバネ49、プランジャ45からなる。
The lock mechanism 41 is provided at the front portion of the bottom surface portion 23a of the frame 23, and is rotatably supported by a shaft 43, and a spring 49 provided between the lock arm 42 and the frame 23. It consists of a plunger 45.

【0023】プランジャ45が非通電状態では、ロック
アーム42は、バネ49により軸43を支点として、図
2中、反時計方向に回動付勢されており、停止位置で停
止している。プランジャ45の鉄心47は、プランジャ
本体46に対して移動可能であり、プランジャ45が通
電状態のときには、本体46側に引きつけられる。
When the plunger 45 is in the non-energized state, the lock arm 42 is urged to rotate counterclockwise in FIG. 2 by the spring 49 about the shaft 43 as a fulcrum, and stops at the stop position. The iron core 47 of the plunger 45 is movable with respect to the plunger body 46, and is attracted to the body 46 side when the plunger 45 is in the energized state.

【0024】略偏平な箱状の収容部12の底面17に
は、ロック機構41により係止されるピン55が固定さ
れている。ロックアームの腕部42aは、フレーム23
の底面23aに設けた穴(図示せず)を介して底面23
aの下側に突出している。CD−ROMドライブ本体2
1が収容部12に収容された状態では、ピン55は、ロ
ックアーム42の腕部42aの端部に設けた係止部42
1 により係止される。
A pin 55 locked by the lock mechanism 41 is fixed to the bottom surface 17 of the substantially flat box-shaped accommodating portion 12. The arm portion 42a of the lock arm is the frame 23
Bottom surface 23a through a hole (not shown) provided in the bottom surface 23a
It projects to the lower side of a. CD-ROM drive body 2
In the state where 1 is accommodated in the accommodating portion 12, the pin 55 has the locking portion 42 provided at the end of the arm portion 42 a of the lock arm 42.
It is locked by a 1 .

【0025】なお、CD−ROMドライブ本体21を収
容部12から押し出す押し出し機構(図示せず)がCD
−ROMドライブ本体21の後端付近に設けてある。
A pushing mechanism (not shown) for pushing the CD-ROM drive main body 21 out of the accommodating portion 12 is a CD.
-It is provided near the rear end of the ROM drive body 21.

【0026】収容部12の側面部18,14には、断面
が略コの字状でA1 ,A2 方向に延在する第1のレール
部材33,34が固定されている。CD−ROMドライ
ブ本体21のフレーム23の側面部23b,23cに
は、夫々、断面が略コの字状でA1 ,A2 方向に延在す
る第2のレール部材31,32が固定されている。
First rail members 33 and 34 having a substantially U-shaped cross section and extending in the A 1 and A 2 directions are fixed to the side surfaces 18 and 14 of the accommodating portion 12. Second rail members 31 and 32 having a substantially U-shaped cross section and extending in the A 1 and A 2 directions are fixed to the side surface portions 23b and 23c of the frame 23 of the CD-ROM drive main body 21, respectively. There is.

【0027】また、第1の摺動部35a、第2の摺動部
35b及び基部35eが一体になった結合部材35、第
1の摺動部36a、第2の摺動部36b及び基部36が
一体になった結合部材36が設けてある。
Further, the connecting member 35 in which the first sliding portion 35a, the second sliding portion 35b and the base portion 35e are integrated, the first sliding portion 36a, the second sliding portion 36b and the base portion 36. There is provided a coupling member 36 which is integrated with.

【0028】図5は、図2に示すようにCD−ROMド
ライブ本体21を最も引き出した状態で左側面側からB
2 方向を見たときの、レール部材32、34、結合部材
35の側面図を示す。また、図6は、CD−ROMドラ
イブ本体21を収容した状態で左側面側からB2 方向を
見たときの、レール部材32、34、結合部材35の側
面図を示す。なお、図5では、説明上、結合部材36の
摺動部36aがレール部材32に重なる部分は図示して
いない。
FIG. 5 shows the CD-ROM drive body 21 in the most pulled-out state as shown in FIG.
The side view of the rail members 32 and 34 and the connection member 35 when seeing 2 directions is shown. FIG. 6 is a side view of the rail members 32 and 34 and the coupling member 35 when the CD-ROM drive main body 21 is housed and the B 2 direction is viewed from the left side surface. Note that, in FIG. 5, a portion where the sliding portion 36 a of the coupling member 36 overlaps the rail member 32 is not shown for the sake of description.

【0029】また、図7は、図2の一点鎖線C1 ,C2
に沿った、レール部材32,34付近の断面図を示す。
FIG. 7 shows the alternate long and short dash lines C 1 and C 2 of FIG.
A cross-sectional view of the vicinity of the rail members 32 and 34 is shown in FIG.

【0030】レール部材34は、断面が略コの字状で、
端部に、内側に折曲した縁部34d,34eが形成され
ている。縁部34eの上端に第1のラックギヤであるラ
ック34aが形成されている。レール部材34は、収容
部12の側面部14のほぼ全長に渡る長さがあり、前端
部34bは側面部14の前端部に一致している。
The rail member 34 has a substantially U-shaped cross section,
Edge portions 34d and 34e bent inward are formed at the end portions. A rack 34a that is a first rack gear is formed on the upper end of the edge portion 34e. The rail member 34 has a length that extends over substantially the entire length of the side surface portion 14 of the housing portion 12, and the front end portion 34 b coincides with the front end portion of the side surface portion 14.

【0031】レール部材32は、断面が略コの字状で、
端部に、内側に折曲した縁部32d,32eが形成され
ている。縁部32dの下端に第2のラックギヤであるラ
ック32aが形成されている。レール部材32は、レー
ル部材34とほぼ同一の長さがあり、後端部32cは、
CD−ROMドライブ本体21の後端より、幾分突出し
ている。
The rail member 32 has a substantially U-shaped cross section,
Edge portions 32d and 32e bent inward are formed at the end portions. A rack 32a, which is a second rack gear, is formed at the lower end of the edge portion 32d. The rail member 32 has substantially the same length as the rail member 34, and the rear end portion 32c is
It slightly protrudes from the rear end of the CD-ROM drive body 21.

【0032】結合部材36は、A1 ,A2 方向に延在す
る略板状で互いに平行な摺動部36a,36bが、基部
36eと一体になった構造である。摺動部36aは、図
2,図5,図7に示すように、レール部材34の溝にA
1 ,A2 方向に摺動自在に嵌合している。摺動部36a
のZ1 ,Z2 方向の寸法は、レール部材34の溝の
1 ,Z2 方向の寸法より僅かに小さく設定してある。
The connecting member 36 is A1, A2Extend in the direction
The substantially plate-like sliding portions 36a and 36b parallel to each other are
The structure is integrated with 36e. The sliding part 36a is
2, as shown in FIG. 5 and FIG.
1, A2It is fitted so that it can slide in any direction. Sliding part 36a
Z1, Z2The dimension of the direction of the groove of the rail member 34
Z 1, Z2It is set slightly smaller than the dimension in the direction.

【0033】同様に、摺動部36bは、レール部材32
の溝にA1 ,A2 方向に摺動自在に嵌合している。摺動
部36bのZ1 ,Z2 方向の寸法は、レール部材32の
溝のZ1 ,Z2 方向の寸法より僅かに小さく設定してあ
る。
Similarly, the sliding portion 36b is formed by the rail member 32.
It is slidably fitted in the groove of A 1 and A 2 . The dimensions of the sliding portion 36b in the Z 1 and Z 2 directions are set to be slightly smaller than the dimensions of the grooves of the rail member 32 in the Z 1 and Z 2 directions.

【0034】結合部材36のA1 ,A2 方向の長さは、
レール部材34の長さより少し短い長さに設定してあ
る。結合部材36の中央付近には、レール部材34のラ
ック34a、レール部材32のラック32aと噛合する
ギヤ38が、回動自在に軸支されている。
The length of the connecting member 36 in the A 1 and A 2 directions is
The length is set to be slightly shorter than the length of the rail member 34. A gear 38 that meshes with the rack 34a of the rail member 34 and the rack 32a of the rail member 32 is rotatably supported near the center of the coupling member 36.

【0035】レール部材32がA1 ,A2 方向に移動す
るのに伴い、ラック32aに上部で噛合するギヤ38が
回動する。ギヤ38は、下部でラック34aに噛合して
いるため、ギヤ38が回動すると、ギヤ38自身が
1 ,A2 方向に移動し、このギヤ38と一体に、結合
部材36もA1 ,A2 方向に移動する。
The rail member 32 along with the move to A 1, A 2 direction, the gear 38 which meshes with the upper part rack 32a is rotated. Since the gear 38 meshes with the rack 34a at the lower portion, when the gear 38 rotates, the gear 38 itself moves in the A 1 and A 2 directions, and together with the gear 38, the coupling member 36 also has A 1 , Move in the A 2 direction.

【0036】ギヤ38のA1 ,A2 方向の移動量、即
ち、結合部材36の移動量は、レール部材32のA1
2 方向の移動量の1/2である。
[0036] A 1, A 2 direction of movement of the gear 38, i.e., the amount of movement of the coupling member 36, A 1 of the rail member 32,
It is 1/2 of the movement amount in the A 2 direction.

【0037】なお、レール部材33、31、結合部材3
5の構造は、レール部材34、32、結合部材36の構
造と同様である。
The rail members 33, 31, the connecting member 3
The structure of 5 is similar to that of the rail members 34, 32 and the connecting member 36.

【0038】上記レール部材31,32が結合部材3
5,36に案内されて、CD−ROMドライブ本体21
が収容部12に対してA1 ,A2 方向に移動できる。
The rail members 31 and 32 are the connecting members 3.
Guided by 5, 36, the CD-ROM drive body 21
Can move in the A 1 and A 2 directions with respect to the accommodating portion 12.

【0039】次に、CD−ROMドライブ本体21の排
出、収容動作について説明する。なお、レール部材34
に対する結合部材36の動作,レール部材32の動作
と、レール部材33に対する結合部材35の動作,レー
ル部材31の動作とは同様である。
Next, the operation of ejecting and accommodating the CD-ROM drive body 21 will be described. The rail member 34
The operation of the connecting member 36 and the rail member 32 with respect to, and the operation of the connecting member 35 and the rail member 31 with respect to the rail member 33 are the same.

【0040】図1、図6では、CD−ROMドライブ本
体21が、収容部12に収容された状態を示している。
CD−ROMドライブ本体21が収容部12に収容され
た状態では、プランジャ45は非通電状態で、ロックア
ーム42の係止部42a1 がピン55に引っ掛かり、C
D−ROMドライブ本体21はA2 方向に引き出しがで
きないようにロックされている。
In FIGS. 1 and 6, the CD-ROM drive main body 21 is shown accommodated in the accommodating portion 12.
When the CD-ROM drive main body 21 is accommodated in the accommodating portion 12, the plunger 45 is in the non-energized state, the locking portion 42a 1 of the lock arm 42 is caught by the pin 55, and C
The D-ROM drive body 21 is locked so that it cannot be pulled out in the A 2 direction.

【0041】この際、結合部材36の摺動部36a,3
6bが、夫々、全長に渡って、レール部材34、32に
嵌合している。このため、レール部材34に対する結合
部材36のガタ、及び、結合部材36に対するレール部
材32のガタはほとんど生じない。同様に、結合部材3
5の摺動部35a,35bが、夫々、全長に渡って、レ
ール部材33、31に嵌合しており、レール部材31の
ガタはほとんど生じない。従って、CD−ROMドライ
ブ本体21の収容部12に対するガタはほとんどない。
At this time, the sliding parts 36a, 3 of the connecting member 36
6b are fitted to the rail members 34 and 32, respectively, over the entire length. For this reason, rattling of the joining member 36 with respect to the rail member 34 and rattling of the rail member 32 with respect to the joining member 36 hardly occur. Similarly, the connecting member 3
The sliding portions 35a and 35b of No. 5 are fitted to the rail members 33 and 31, respectively, over the entire length, so that the rail member 31 is hardly loosened. Therefore, there is almost no looseness in the accommodating portion 12 of the CD-ROM drive main body 21.

【0042】操作者が正面パネル22に設けたイジェク
トスイッチ56を押すと、CD−ROMドライブ11の
制御部(図示せず)は、イジェクト操作が行われたこと
を検知して、プランジャ45に一定時間通電させて、プ
ランジャ45の鉄心47を本体46方向に移動させる。
この際、鉄心47の端部47aがロックアーム42の端
部42cに当接してロックアーム42が軸43を支点と
して、図2中、時計方向に回動する。これにより、係止
部42a1 がピン55から外れてロックが解除される。
プランジャ45の通電終了後は、ロックアーム42は、
バネ49により反時計方向に回動され、元の位置にく
る。
When the operator presses the eject switch 56 provided on the front panel 22, the controller (not shown) of the CD-ROM drive 11 detects that the eject operation has been performed, and the plunger 45 is fixed. The iron core 47 of the plunger 45 is moved toward the main body 46 by energizing for a time.
At this time, the end portion 47a of the iron core 47 contacts the end portion 42c of the lock arm 42, and the lock arm 42 rotates clockwise about the shaft 43 as a fulcrum in FIG. As a result, the locking portion 42a 1 is disengaged from the pin 55 and the lock is released.
After the energization of the plunger 45 is completed, the lock arm 42
It is rotated counterclockwise by the spring 49 and returns to its original position.

【0043】ロックが解除されると、押し出し機構によ
りCD−ROMドライブ本体21は、レール部材31,
32が結合部材35,36に案内されて、前方(A2
向)に所定長だけ押し出される。
When the lock is released, the CD-ROM drive main body 21 is moved to the rail member 31,
32 is guided by the connecting members 35 and 36 and pushed forward (A 2 direction) by a predetermined length.

【0044】この後、操作者は、正面パネル22を持っ
て、CD−ROMドライブ本体21を引き出す。この
際、レール部材31,32のA2 方向の移動に伴い、ギ
ヤ37,38が回動して、結合部材35,36が、A2
方向に移動する。結合部材35,36の移動量は、レー
ル部材31,32の移動量の1/2である。
After this, the operator holds the front panel 22 and pulls out the CD-ROM drive main body 21. At this time, along with the movement of A 2 direction of the rail members 31 and 32, the gear 37 is rotated, the coupling member 35, 36, A 2
Move in the direction. The moving amount of the coupling members 35 and 36 is 1/2 of the moving amount of the rail members 31 and 32.

【0045】図2、図5は、CD−ROMドライブ本体
21が、収容部12から最も引き出された状態を示して
いる。結合部材35,36は、CD−ROMドライブ本
体21の引き出し量、即ち、レール部材31,32の移
動量の1/2だけ、A2 方向に移動している。結合部材
35の前端部35cは、レール部材31の中央付近に位
置し、結合部材35の後端部35dは、レール部材33
の中央付近に位置している。同様に、結合部材36の前
端部36cは、レール部材32の中央付近に位置し、結
合部材36の後端部36dは、レール部材34の中央付
近に位置している。
2 and 5 show the state in which the CD-ROM drive main body 21 is most pulled out from the accommodating portion 12. The coupling members 35 and 36 are moved in the A 2 direction by 1/2 of the amount of pulling out the CD-ROM drive body 21, that is, the moving amount of the rail members 31 and 32. The front end portion 35c of the coupling member 35 is located near the center of the rail member 31, and the rear end portion 35d of the coupling member 35 is positioned at the rail member 33.
It is located near the center of. Similarly, the front end portion 36 c of the coupling member 36 is located near the center of the rail member 32, and the rear end portion 36 d of the coupling member 36 is located near the center of the rail member 34.

【0046】従って、結合部材35の摺動部35a,3
5bは、夫々、全長の約1/2に渡る部分がレール部材
33,31に嵌合している。同様に、結合部材36の摺
動部36a,36bは、夫々、全長の約1/2に渡る部
分がレール部材34,32に嵌合している。
Therefore, the sliding parts 35a, 3 of the connecting member 35 are
In 5b, the rail members 33 and 31 are fitted with the respective portions extending over about ½ of the entire length. Similarly, the sliding portions 36a and 36b of the coupling member 36 are fitted to the rail members 34 and 32, respectively, at portions of about 1/2 of the entire length.

【0047】このように、CD−ROMドライブ本体2
1を最も引き出した状態においても、CD−ROMドラ
イブ本体21に設けたレール部材31,32の全長の約
1/2に渡って、摺動部35b,36bが嵌合し、ま
た、収容部12に設けたレール部材33,34の全長の
約1/2に渡って、摺動部35a,36aが嵌合してい
る。このため、本実施例では、レール部材全長の1割程
度しかガイド部材が嵌合しない従来のCD−ROMドラ
イブに比べて、CD−ROMドライブ本体21の収容部
12に対するガタを大幅に減らすことができる。
In this way, the CD-ROM drive body 2
Even in the most pulled-out state, the sliding portions 35b and 36b are fitted over about 1/2 of the entire length of the rail members 31 and 32 provided in the CD-ROM drive body 21, and the housing portion 12 The sliding portions 35a and 36a are fitted over about 1/2 of the entire length of the rail members 33 and 34 provided on the. For this reason, in this embodiment, as compared with the conventional CD-ROM drive in which the guide member fits only about 10% of the entire length of the rail member, the play of the CD-ROM drive main body 21 with respect to the housing portion 12 can be greatly reduced. it can.

【0048】例えば、CD−ROMドライブ本体21の
引き出し量を120mmとした場合、結合部材35,3
6がレール部材31,32,33,34に嵌合する嵌合
部分の長さは70mm程度に設定でき、CD−ROMド
ライブ本体21前端部での上下方向(Z1 ,Z2 方向)
のガタは、0.5mm程度にすることができる。また、
同様に、左右方向(B1 ,B2 方向)のガタも大幅に減
らすことができる。
For example, when the CD-ROM drive body 21 is pulled out by 120 mm, the coupling members 35 and 3 are connected.
The length of the fitting portion where 6 is fitted to the rail members 31, 32, 33, 34 can be set to about 70 mm, and the CD-ROM drive main body 21 front end portion in the vertical direction (Z 1 , Z 2 directions).
The backlash can be about 0.5 mm. Also,
Similarly, backlash in the left and right directions (B 1 and B 2 directions) can be significantly reduced.

【0049】また、本実施例では、CD−ROMドライ
ブ本体21の両側部に、レール部材31、32を設けて
おり、レール部材31,33及び結合部材35からなる
引き出し機構と、レール部材32,34及び結合部材3
6からなる引き出し機構の二組の引き出し機構を設けて
いる。このため、引き出し機構を一組だけ設ける場合に
比べて、更に、CD−ROMドライブ本体21の収容部
12に対するガタを減らすことができる。
In this embodiment, rail members 31 and 32 are provided on both sides of the CD-ROM drive main body 21, and a pull-out mechanism including the rail members 31 and 33 and the coupling member 35 and the rail members 32 and 32 are provided. 34 and connecting member 3
Two sets of pull-out mechanisms of 6 are provided. Therefore, as compared with the case where only one set of pull-out mechanism is provided, it is possible to further reduce the play of the CD-ROM drive main body 21 with respect to the accommodating portion 12.

【0050】CD−ROMドライブ本体21を最後まで
引き出した状態で、操作者は、CD−ROM51の装脱
を行う。
With the CD-ROM drive main body 21 pulled out to the end, the operator mounts / dismounts the CD-ROM 51.

【0051】CD−ROMドライブ本体21を、引き出
された状態から収容する場合には、操作者は、CD−R
OMドライブ本体21を収容部12の奥方向(A1
向)に押し込む。収容完了直前の位置まで押し込むと、
ロックアーム42の係合部42aの先端がピン55に当
接した後、ロックレバー42が時計方向に回動した後、
係止部42a1 がピン55に引っ掛かる。これにより、
CD−ROMドライブ本体21がロックされて、収容が
完了する。
When the CD-ROM drive main body 21 is to be housed from the pulled-out state, the operator must move the CD-R
The OM drive main body 21 is pushed inward in the accommodating portion 12 (A 1 direction). If you push it to the position just before the completion of storage,
After the tip of the engaging portion 42a of the lock arm 42 contacts the pin 55, the lock lever 42 rotates clockwise,
The locking portion 42a 1 is caught by the pin 55. This allows
The CD-ROM drive body 21 is locked and the accommodation is completed.

【0052】なお、装着されたCD−ROM51は、タ
ーンテーブル25の上面に載置されており、CD−RO
Mドライブ本体21の天板24と収容部12の側面部1
3,14,15の上端より低い位置にある。また、収容
部12の右側の縁部16の上部に、CD−ROM51の
右端部が張り出す構造である。
The mounted CD-ROM 51 is placed on the upper surface of the turntable 25, and
The top plate 24 of the M drive main body 21 and the side surface portion 1 of the housing portion 12
It is located at a position lower than the upper ends of 3, 14, and 15. In addition, the right end of the CD-ROM 51 projects above the edge 16 on the right side of the housing 12.

【0053】なお、レール部材32,34のラック32
a、34aの配置を上下逆にして、ラック32aを下側
の縁部32eに設け、ラック34aを上側の縁部34d
に設けてもよい。レール部材31,33のラックについ
ても同様である。
The rack 32 of the rail members 32 and 34
The racks 32a are provided on the lower edge 32e, and the racks 34a are fixed on the upper edge 34d.
May be provided. The same applies to the rack of the rail members 31 and 33.

【0054】[0054]

【発明の効果】上述の如く、請求項1の発明によれば、
収容部に対して、引き出し部を最も引き出した状態にお
いて、結合部材の第1の摺動部、第2の摺動部が全長の
1/2程度の長さに渡って、夫々、第1のレール部材、
第2のレール部材に嵌合するため、従来のディスク装置
に比べて、引き出し部の収容部に対するガタを大幅に減
らすことができる特長を有する。
As described above, according to the invention of claim 1,
The first sliding portion and the second sliding portion of the connecting member are respectively extended to the first portion over the length of about ½ of the entire length in the state where the drawer portion is pulled out to the housing portion most. Rail members,
Since it is fitted to the second rail member, it has a feature that the play of the drawer portion with respect to the accommodating portion can be significantly reduced as compared with the conventional disk device.

【0055】請求項2の発明によれば、引き出し部の幅
方向の両側部に夫々第2のレール部材を設け、前記夫々
の第2のレール部材に対応する第1のレール部材及び結
合部材を設けているため、更に、引き出し部の収容部に
対するガタを減らすことができる。
According to the second aspect of the present invention, the second rail member is provided on each of both side portions in the width direction of the drawer portion, and the first rail member and the coupling member corresponding to the respective second rail members are provided. Since it is provided, it is possible to further reduce play in the accommodation portion of the drawer portion.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例のCD−ROMドライブの斜
視図である。
FIG. 1 is a perspective view of a CD-ROM drive according to an embodiment of the present invention.

【図2】本発明の一実施例のCD−ROMドライブが最
も引き出された状態での平面図である。
FIG. 2 is a plan view of a CD-ROM drive according to an embodiment of the present invention in a most pulled out state.

【図3】CD−ROMドライブの正面側からA1 方向を
見た断面図ある。
FIG. 3 is a cross-sectional view of the CD-ROM drive viewed from the front side in the A 1 direction.

【図4】CD−ROMドライブの右側からB1 方向を見
た断面図である。
FIG. 4 is a sectional view of the CD-ROM drive viewed from the right side in the B 1 direction.

【図5】CD−ROMドライブ本体を最も引き出した状
態で左側からB2 方向を見た、レール部材と結合部材の
側面図である。
FIG. 5 is a side view of the rail member and the coupling member as viewed from the left side in the B 2 direction with the CD-ROM drive main body being most pulled out.

【図6】CD−ROMドライブ本体を収容した状態で左
側からB2 方向を見た、レール部材と結合部材の側面図
である。
FIG. 6 is a side view of the rail member and the coupling member as viewed in the B 2 direction from the left side with the CD-ROM drive body accommodated therein.

【図7】図2の一点鎖線C1 ,C2 に沿った、レール部
材付近の断面図である。
7 is a cross-sectional view of the vicinity of the rail member taken along alternate long and short dash lines C 1 and C 2 in FIG.

【図8】従来のCD−ROMドライブの一例の平面図で
ある。
FIG. 8 is a plan view of an example of a conventional CD-ROM drive.

【図9】従来のCD−ROMドライブの一例の正面図で
ある。
FIG. 9 is a front view of an example of a conventional CD-ROM drive.

【図10】従来のCD−ROMドライブの一例の側面図
である。
FIG. 10 is a side view of an example of a conventional CD-ROM drive.

【符号の説明】[Explanation of symbols]

11 CD−ROMドライブ 12 収容部 13,14,15,18 側面部 16 縁部 17 底面部 21 CD−ROMドライブ本体 22 正面パネル 23 フレーム 24 天板 25 ターンテーブル 26 光学ヘッド 27,28 ガイドシャフト 31,32 レール部材 33,34 レール部材 32a,34a ラック 35,36 結合部材 35a,35b、36a,36b 摺動部 37,38 ギヤ 41 ロック機構 51 CD−ROM 52 スピンドルモータ 55 ピン 56 イジェクトスイッチ 11 CD-ROM drive 12 Storage part 13, 14, 15, 18 Side part 16 Edge part 17 Bottom part 21 CD-ROM drive main body 22 Front panel 23 Frame 24 Top plate 25 Turntable 26 Optical head 27, 28 Guide shaft 31, 32 rail member 33, 34 rail member 32a, 34a rack 35, 36 coupling member 35a, 35b, 36a, 36b sliding part 37, 38 gear 41 lock mechanism 51 CD-ROM 52 spindle motor 55 pin 56 eject switch

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 電子機器に設けた収容部に対して引き出
し部が移動可能に配設されており、上記引き出し部が上
記収容部に収容された状態で、ディスク状記録媒体が載
置されたターンテーブルとヘッドを駆動して動作するデ
ィスク装置において、 上記引き出し部の移動方向に延在するように上記収容部
に設けられており、上記引き出し部の移動方向に延在す
る第1のラックギヤが形成された第1のレール部材と、 上記引き出し部の移動方向に延在するように上記引き出
し部に設けられており、上記引き出し部の移動方向に延
在する第2のラックギヤが形成された第2のレール部材
と、 上記第1のレール部材に対して摺動自在に嵌合する第1
の摺動部と上記第2のレール部材に対して摺動自在に嵌
合する第2の摺動部とを一体に設けてあり、上記第1の
ラック及び第2のラックに噛合するギヤが軸支された結
合部材とを有することを特徴とするディスク装置。
1. A drawer part is movably arranged with respect to a housing part provided in an electronic device, and a disk-shaped recording medium is placed in a state where the drawer part is housed in the housing part. In a disk device that drives and operates a turntable and a head, a first rack gear that is provided in the accommodating portion so as to extend in the moving direction of the drawer portion and that extends in the moving direction of the drawer portion is provided. A formed first rail member and a second rack gear which is provided on the drawer so as to extend in the moving direction of the drawer and has a second rack gear extending in the moving direction of the drawer. A second rail member and a first rail member slidably fitted to the first rail member.
And a second sliding portion slidably fitted to the second rail member are integrally provided, and a gear meshing with the first rack and the second rack is provided. A disk device having a coupling member pivotally supported.
【請求項2】 前記引き出し部の幅方向の両側部に夫々
前記第2のレール部材を設け、前記夫々の第2のレール
部材に対応する前記第1のレール部材及び結合部材を設
けたことを特徴とする請求項1記載のディスク装置。
2. The second rail member is provided on each of both side portions in the width direction of the drawer portion, and the first rail member and the coupling member corresponding to the respective second rail members are provided. The disk device according to claim 1, wherein the disk device is a disk device.
JP6025667A 1994-02-23 1994-02-23 Disk unit Expired - Fee Related JP2950136B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP6025667A JP2950136B2 (en) 1994-02-23 1994-02-23 Disk unit
US08/831,857 US5862116A (en) 1994-02-23 1997-04-02 Disc device
US08/972,223 US5878012A (en) 1994-02-23 1997-11-17 Disc device having a movable tray sized to permit the disc to over hang the tray
US09/128,828 US6014357A (en) 1994-02-23 1998-08-04 Disc device having a turntable being able to extend into an opening in a top plate beneath a lid connected to the plate
US09/158,638 US6151285A (en) 1994-02-23 1998-09-22 Disc device having a chassis and movable tray part including a turntable and pickup means with a disc overhanging the tray perpendicular to the disc insertion direction
US09/378,928 US6111837A (en) 1994-02-23 1999-08-23 Disc device with a turntable being able to extend into an opening in a top plate connected to a lid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6025667A JP2950136B2 (en) 1994-02-23 1994-02-23 Disk unit

Publications (2)

Publication Number Publication Date
JPH07235111A true JPH07235111A (en) 1995-09-05
JP2950136B2 JP2950136B2 (en) 1999-09-20

Family

ID=12172145

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6025667A Expired - Fee Related JP2950136B2 (en) 1994-02-23 1994-02-23 Disk unit

Country Status (1)

Country Link
JP (1) JP2950136B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003017270A1 (en) * 2001-08-17 2003-02-27 Citizen Watch Co., Ltd. Disk drive device
JP2007265471A (en) * 2006-03-27 2007-10-11 Matsushita Electric Ind Co Ltd Optical disk device
US7600235B2 (en) 2003-05-21 2009-10-06 Panasonic Corporation Optical disk device
CN104352094A (en) * 2014-11-10 2015-02-18 广东泰明金属制品有限公司 Gear mechanism for slide rail

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003017270A1 (en) * 2001-08-17 2003-02-27 Citizen Watch Co., Ltd. Disk drive device
US7207049B2 (en) 2001-08-17 2007-04-17 Citizen Watch Co., Ltd. Disk drive device
US7600235B2 (en) 2003-05-21 2009-10-06 Panasonic Corporation Optical disk device
JP2007265471A (en) * 2006-03-27 2007-10-11 Matsushita Electric Ind Co Ltd Optical disk device
CN104352094A (en) * 2014-11-10 2015-02-18 广东泰明金属制品有限公司 Gear mechanism for slide rail

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JP2950136B2 (en) 1999-09-20

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