JPS583113Y2 - Clock mechanism gear support device - Google Patents
Clock mechanism gear support deviceInfo
- Publication number
- JPS583113Y2 JPS583113Y2 JP13390677U JP13390677U JPS583113Y2 JP S583113 Y2 JPS583113 Y2 JP S583113Y2 JP 13390677 U JP13390677 U JP 13390677U JP 13390677 U JP13390677 U JP 13390677U JP S583113 Y2 JPS583113 Y2 JP S583113Y2
- Authority
- JP
- Japan
- Prior art keywords
- gear
- wheel
- pinion
- lid body
- support device
- 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
Landscapes
- Electromechanical Clocks (AREA)
Description
【考案の詳細な説明】 本考案は時計機構の歯車支持装置に関する。[Detailed explanation of the idea] The present invention relates to a gear support device for a clock mechanism.
従来、この種の時計機構は第1図の如く構成されている
。Conventionally, this type of clock mechanism has been constructed as shown in FIG.
即ち第1図において1はロータで、ロータコイル2に周
期的に通電され、発生せしめられる磁界により駆動され
る。That is, in FIG. 1, reference numeral 1 denotes a rotor, which is driven by a magnetic field generated by periodically energizing a rotor coil 2.
ロータ1の回転軸3は軸受4,5を介して蓋体6内に軸
架され、且つ一番車をなすピニオン7が装荷されている
。A rotating shaft 3 of the rotor 1 is mounted within a lid 6 via bearings 4 and 5, and a pinion 7 serving as a first wheel is loaded therein.
前記ピニオン7には減速且つ伝達方向を変える二番車を
なすクラウンギア8が噛合わせられ、前記クラウンギア
8は、前記蓋体6と地板9間にギア軸10を介して枢着
され且つ前記ロータコイル22回路ブロック11が付設
されると共に蓋体6に装荷された回路板12を、貫通し
て延びている。A crown gear 8 serving as a second wheel for decelerating and changing the transmission direction is meshed with the pinion 7, and the crown gear 8 is pivotally connected between the lid body 6 and the base plate 9 via a gear shaft 10, and The rotor coil 22 extends through the circuit board 12 to which the circuit block 11 is attached and which is loaded on the lid 6.
前記クラウンギア8に伝達された駆動力は更に地板9と
回路板12間に枢支された五番車13.四番車14を介
して秒針車15に伝えられる。The driving force transmitted to the crown gear 8 is further transmitted to the fifth wheel & pinion 13 which is pivotally supported between the main plate 9 and the circuit board 12. The signal is transmitted to the second hand wheel 15 via the fourth wheel & pinion 14.
前記秒針車15の秒針16は地板9および前記蓋体6が
一体化されるケース17を貫通して延出している。The second hand 16 of the second hand wheel 15 extends through a case 17 in which the main plate 9 and the lid 6 are integrated.
また前記秒針車15には地板9に枢支された伝え車18
が噛合わせられており、前記伝え車18には分針車19
が連係されている。Further, the second hand wheel 15 has a transmission wheel 18 pivotally supported on the main plate 9.
are engaged with each other, and the transmission wheel 18 has a minute wheel 19.
are linked.
更に前記分針車19は日の裏車20を介して時針車21
に連係され、一方前記の日の裏車20は、蓋体6の外部
から回動可能な針回し軸22に連結された針回し車23
に噛合わせられている。Furthermore, the minute hand wheel 19 connects to the hour hand wheel 21 via the minute wheel 20.
On the other hand, the day wheel 20 is connected to a needle rotating shaft 22 which is rotatable from the outside of the lid 6.
It is interlocked with.
従ってロータコイル2に通電すればロータ1が回転され
、その出力が減速歯車列を構成するピニオン7、クラウ
ンギア8.五番車13.四番車14を経て減速伝達され
、秒針車15が駆動される。Therefore, when the rotor coil 2 is energized, the rotor 1 is rotated, and its output is transmitted to the pinion 7, crown gear 8, and so on that constitute the reduction gear train. Fifth wheel 13. The deceleration is transmitted via the fourth wheel & pinion 14, and the second hand wheel 15 is driven.
併せて伝え車18を介し分針車19が減速駆動され、更
に日の裏車20を介し時針車21が減速駆動される。At the same time, the minute hand wheel 19 is decelerated and driven via the transmission wheel 18, and the hour hand wheel 21 is also decelerated and driven via the date wheel 20.
一方針回し軸22を回転すれば日の裏車20を介し分針
車19を強制回転でき、整時動作を行なうことができる
。On the other hand, if the hand rotating shaft 22 is rotated, the minute hand wheel 19 can be forcibly rotated via the minute wheel 20, and a time setting operation can be performed.
この場合、分針車19の伝え車18と噛合うギア部19
′と、日の裏車20と噛合うカナ部19″との間にはス
リップ機構が配列されていて、当該時刻以前の時刻と対
応する歯車刃には整時駆動力が伝達されない。In this case, the gear portion 19 that meshes with the transmission wheel 18 of the minute wheel 19
A slip mechanism is arranged between the pinion part 19'' that meshes with the dial wheel 20, and the timing drive force is not transmitted to the gear blade corresponding to the time before the relevant time.
しかしながら上述のように構成された時計機構において
は、ロータからの出力を減速且つ方向変換して伝達する
ピニオン7とクラウンギア8との噛合いが、特に蓋体6
およびケース17.ケース17に装着される地板9.ク
ラウンギア8等の多数の部材の寸法のバラツキにより不
安定になっていた。However, in the clock mechanism configured as described above, the meshing between the pinion 7 and the crown gear 8, which transmit the output from the rotor by decelerating and changing the direction, is particularly important for the lid body 6.
and case 17. Base plate 9 attached to case 17. It has become unstable due to variations in the dimensions of many members such as the crown gear 8.
本考案は上記の欠点を除去し、特に回転数が高く低トル
クで連動されるピニオンとクラウンギアとの噛合いを適
切に保ち得る時計機構の歯車支持装置を提供することを
目的とする。SUMMARY OF THE INVENTION It is an object of the present invention to provide a gear support device for a clock mechanism that eliminates the above-mentioned drawbacks and can maintain appropriate meshing between a pinion and a crown gear that are interlocked at high rotational speed and low torque.
以下図面について本考案を説明する。The present invention will be explained below with reference to the drawings.
第2図乃至第5図に示すように、本考案においては地板
9aの一側縁に取付突部31を突設せしめ、前記取付突
部31に保持バネ32の一端をネジ33で固定する。As shown in FIGS. 2 to 5, in the present invention, a mounting protrusion 31 is provided protruding from one side edge of the base plate 9a, and one end of a holding spring 32 is fixed to the mounting protrusion 31 with a screw 33.
前記保持バネ32は歯車列を迂回するようL字状に折曲
されると共に、クラウンギア8aと中央部が当接し得る
よう設けられており、且つ蓋体6aに形成した引掛は凹
所34に係止可能に更にL字状に折曲・延設されている
。The retaining spring 32 is bent into an L shape so as to bypass the gear train, and is provided so that its center portion can abut against the crown gear 8a, and the hook formed on the lid body 6a is inserted into the recess 34. It is further bent and extended into an L-shape so that it can be locked.
また前記保持バネ32の、クラウンギア8aと当接する
中央部には、前記クラウンギア8aのギア軸10 aを
挿通せしめる孔35が穿設されている。Further, a hole 35 is bored in the center portion of the holding spring 32 that contacts the crown gear 8a, through which the gear shaft 10a of the crown gear 8a is inserted.
加えて前記保持バネ32は引掛は凹所34に向って、バ
ネ負荷を与えるよう上向きに折曲されていて、蓋体6a
とケース17 aとの抱合時に第4図から第5図の如く
保持バネ32が下向きに弾圧されるよう設けられている
。In addition, the retaining spring 32 is bent upward toward the recess 34 so as to apply a spring load to the lid body 6a.
A holding spring 32 is provided so as to be pressed downward as shown in FIGS. 4 and 5 when the case 17a and the case 17a are combined.
しかして組立時にクラウンギア8aのギア軸10 aを
孔35に挿通せしめ、保持バネ32にクラウンギア8a
を当接するよう配設すれば、保持バネ32によりクラウ
ンギア8aが位置決めされることになるから、引掛は凹
所34を有する蓋体6aとクラウンギア8aの寸法、詳
細には蓋体6aのクラウンギア8aを支承する軸受台3
6の頂部と引掛は凹所34までの距離aとクラウンギア
8aの高さbのみを充分に管理すれば、ピニオン7aと
クラウンギア8aとの噛合いを実質的に定常に保つこと
ができることになる。During assembly, the gear shaft 10a of the crown gear 8a is inserted into the hole 35, and the retaining spring 32 is inserted into the crown gear 8a.
Since the crown gear 8a is positioned by the retaining spring 32, the catch is determined by the dimensions of the lid body 6a having the recess 34 and the crown gear 8a, more specifically by the crown of the lid body 6a. Bearing stand 3 that supports gear 8a
If only the distance a to the recess 34 and the height b of the crown gear 8a are sufficiently controlled, the engagement between the pinion 7a and the crown gear 8a can be maintained substantially constant. Become.
上述のように構成された本案の時計機構の歯車支持装置
によれば、ピニオンとクラウンギアとの噛合いのバラツ
キを大巾に低減でき、高回転、低トルクで連動されるピ
ニオン・クラウンギア間の噛合い量のバラツキを低減で
きるから高精度になし得、信頼性を向上し得る等々極め
て実用的な効果を達成する。According to the gear support device of the clock mechanism of the present invention configured as described above, variations in meshing between the pinion and the crown gear can be greatly reduced, and the difference between the pinion and the crown gear that are interlocked at high rotation and low torque can be reduced. Since the variation in the amount of engagement can be reduced, high precision can be achieved, reliability can be improved, and other extremely practical effects can be achieved.
第1図は従来の時計機構の断面図、第2図は本考案を適
用した時計機構の断面図、第3図は同部分斜視図、第4
図および第5図は同組立説明図である。
6a・・・・・・蓋体、7a・・・・・・ピニオン、8
a・・・・・・クラウンギア、9a・・・・・・地板、
10 a・・・・・・ギア軸、17a・・・・・・ケー
ス、31・・・・・・取付突部、32・・・・・・保持
バネ、33・・・・・・ネジ、脚・・・・・・引掛は凹
所、35・・・・・・孔、36・・・・・・軸受台。Fig. 1 is a sectional view of a conventional clock mechanism, Fig. 2 is a sectional view of a clock mechanism to which the present invention is applied, Fig. 3 is a perspective view of the same part, and Fig. 4 is a sectional view of a conventional clock mechanism.
This figure and FIG. 5 are explanatory diagrams of the same assembly. 6a...Lid body, 7a...Pinion, 8
a... Crown gear, 9a... Main plate,
10a... Gear shaft, 17a... Case, 31... Mounting protrusion, 32... Holding spring, 33... Screw, Legs...Hooks are recesses, 35...holes, 36...bearing stands.
Claims (2)
転軸に装荷された一番車をなすピニオンを有し、前記ピ
ニオンと噛み合い、減速且つ伝達方向を変える二番車を
なすクラウンギアが包有され、地板に支承された減速歯
車列を介し、ロータの回転出力を秒針車9分針車に伝達
する時計機構において、一端が地板9aに固着され、他
端が蓋体6aに係止された保持バネ32によりクラウン
ギア8aの位置を規制してなることを特徴とする歯車支
持装置。(1) A crown that is surrounded by a combination of a case and a lid body, has a pinion that serves as a first wheel loaded on the rotating shaft of the rotor, and that engages with the pinion and serves as a second wheel for deceleration and changing the transmission direction. In a clock mechanism that transmits the rotational output of a rotor to a second hand wheel and a nine-minute hand wheel via a reduction gear train that includes gears and is supported by a main plate, one end is fixed to the main plate 9a and the other end is engaged with the lid body 6a. A gear support device characterized in that the position of the crown gear 8a is regulated by a stopped holding spring 32.
られ、一端が地板9aの一側縁にネジ33で1定され、
歯車列を迂回するようL字状に折曲されると共に、蓋体
6a内面に向って更に新曲延設され、且つ中央部にクラ
ウンギア8aのギア軸10aを挿通する孔35が穿設さ
れてなる実用新案登録請求の範囲第1項記載の時計機構
の歯車支持装置。(2) The holding spring 32 is inclined to apply a spring load, and one end is fixed to one side edge of the base plate 9a with a screw 33,
It is bent into an L-shape so as to bypass the gear train, and a new curve is further extended toward the inner surface of the lid body 6a, and a hole 35 is bored in the center part through which the gear shaft 10a of the crown gear 8a is inserted. A gear support device for a timepiece mechanism according to claim 1 of the utility model registration claim.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13390677U JPS583113Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13390677U JPS583113Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5459868U JPS5459868U (en) | 1979-04-25 |
JPS583113Y2 true JPS583113Y2 (en) | 1983-01-19 |
Family
ID=29102797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13390677U Expired JPS583113Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS583113Y2 (en) |
-
1977
- 1977-10-05 JP JP13390677U patent/JPS583113Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5459868U (en) | 1979-04-25 |
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