JPS583112Y2 - Clock mechanism gear support device - Google Patents
Clock mechanism gear support deviceInfo
- Publication number
- JPS583112Y2 JPS583112Y2 JP13390577U JP13390577U JPS583112Y2 JP S583112 Y2 JPS583112 Y2 JP S583112Y2 JP 13390577 U JP13390577 U JP 13390577U JP 13390577 U JP13390577 U JP 13390577U JP S583112 Y2 JPS583112 Y2 JP S583112Y2
- Authority
- JP
- Japan
- Prior art keywords
- gear
- wheel
- pinion
- clock mechanism
- 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２、回転ブロック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 It extends through a circuit board 12 to which the rotor coil 2 and rotation block 11 are 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 is connected to the main plate 9 and the lid 6.
extends through the case 17 in which it is 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 dial wheel 20 is meshed with a needle drive wheel 23 connected to a needle drive shaft 22 which is rotatable from the outside of the lid body 6.
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 date 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 reduce the speed, change the direction, and transmit the output from the rotor, is particularly important for the lid 6 and the case 17. Main 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４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 4, in the present invention, a mounting protrusion 31 is provided projecting 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字状に新曲
されると共に、クラウンギア８ａに他端が圧接し得るよ
う設けられており、また前記保持バネ３２の他端には前
記クラウンギア８ａのギア軸１０ ａを挿通せしめる孔
３４が穿設されている。The holding spring 32 is bent into an L-shape so as to bypass the gear train, and is provided so that its other end can come into pressure contact with the crown gear 8a. A hole 34 is bored through which the gear shaft 10a of the gear shaft 10a is inserted.
しかして組立時にクラウンギア８ａのギア軸１０ ａを
孔３４に挿通せしめ、保持バネ３２の自由端によりクラ
ウンギア８ａを弾圧するよう配設すれば、保持バネ３２
のバネ力によりピニオン７ａに対しクラウンギア８ａが
圧接されて噛合わせられる。Therefore, if the gear shaft 10a of the crown gear 8a is inserted into the hole 34 during assembly, and the free end of the retaining spring 32 is arranged to press the crown gear 8a, the retaining spring 32
The crown gear 8a is pressed against the pinion 7a and meshed with the pinion 7a by the spring force.
上述のように構成された本考案の時計機構の歯車支持装
置によれば、仮りに蓋体、ケース、地板、クラウンギア
等に寸法のバラツキがあってもピニオンとクラウンギア
とを定常に噛合わせることができ、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
ツキを除去できるがら、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実現する。According to the gear support device for a clock mechanism of the present invention configured as described above, even if there are variations in dimensions of the lid, case, main plate, crown gear, etc., the pinion and the crown gear can be meshed steadily. It is possible to eliminate variations in the amount of engagement between pinion and crown gears that are interlocked at high rotation and low torque, and achieve extremely practical effects such as high precision and improved reliability. .
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
図は同部分拡大断面図である。
７ａ・・・・・・ピニオン、８ａ・・・・・・クラウン
ギア、９ａ・・・・・・地板、１０ ａ・・・・・・ギ
ア軸、３１・・・・・・取付突部、３２・・・・・二保
持バネ、３３・・・・・・ネジ、３４・・・・・・孔。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.
The figure is an enlarged sectional view of the same part. 7a...Pinion, 8a...Crown gear, 9a...Main plate, 10a...Gear shaft, 31...Mounting protrusion, 32...Two holding springs, 33...screws, 34...holes.
Claims (2)
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、分針車、時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、自由端がクラウンギア８ａに圧
接された保持バネ３２を備えてなることを特徴とする歯
車支持装置。(1) It has a pinion that is the first wheel loaded on the rotating shaft of the rotor, and includes a crown gear that is the second wheel that meshes with the pinion to reduce the speed and change the transmission direction, and is supported on the base plate. A clock mechanism that transmits the rotational output of a rotor to a second hand, a minute hand, and an hour hand through a gear train, and includes a holding spring 32 whose one end is fixed to the main plate 9a and whose free end is pressed against the crown gear 8a. A gear support device characterized by:
３で固定され、歯車列を迂回するようＬ字状に折曲され
、且つ自由端にクラウンギア８ａのギア軸１０ ａを挿
通せしめる孔３４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) One end of the holding spring 32 is screwed into one side edge of the base plate 9a.
3, is bent into an L shape so as to bypass the gear train, and has a hole 34 in its free end through which the gear shaft 10a of the crown gear 8a is inserted. A gear support device for a clock mechanism as described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13390577U JPS583112Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13390577U JPS583112Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5459867U JPS5459867U (en) | 1979-04-25 |
| JPS583112Y2 true JPS583112Y2 (en) | 1983-01-19 |
Family
ID=29102795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13390577U Expired JPS583112Y2 (en) | 1977-10-05 | 1977-10-05 | Clock mechanism gear support device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS583112Y2 (en) |
-
1977
- 1977-10-05 JP JP13390577U patent/JPS583112Y2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5459867U (en) | 1979-04-25 |
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