JPH0485293U

JPH0485293U -

Info

Publication number: JPH0485293U
Application number: JP12988190U
Authority: JP
Priority date: 1990-11-30
Filing date: 1990-11-30
Publication date: 1992-07-24
Anticipated expiration: 2004-11-24
Also published as: JPH0645916Y2

Description

[Brief explanation of the drawing]

第１図は本考案に係る回転ステージ機構を示す
図であり、第２図は回転軸を示す斜視図にして、
第３図は駆動軸の垂直断面図、第４図は回転ステ
ージ機構の第２実施例を示す図、第５図は中間歯
車の噛合状態を示す平面図であり、第６図は回転
軸及び第２回転軸の他の実施例を示す図、第７図
は駆動軸及び第２駆動軸の他の実施例を示す図で
ある。１０……支持パイプ、１５……固定板、１７…
…支持板、１９……基板、２１……可動軸、２６
……可動軸駆動歯車、３１……回転軸、３５……
第２回転軸、４１……駆動軸、４７……駆動軸歯
車、５１……第２駆動軸、５７……第２駆動軸歯
車、６１……第１モータ、６３……減速歯車列、
６５……第２モータ、６７……減速歯車列、６９
……中間歯車、７１……ステージ板、７３……ス
テージ枠、７５……座金、７８……基台上板。 FIG. 1 is a diagram showing the rotary stage mechanism according to the present invention, and FIG. 2 is a perspective view showing the rotation axis.
FIG. 3 is a vertical sectional view of the drive shaft, FIG. 4 is a diagram showing a second embodiment of the rotary stage mechanism, FIG. 5 is a plan view showing the meshing state of intermediate gears, and FIG. 6 is a diagram showing the rotary shaft and FIG. 7 is a diagram showing another embodiment of the second rotation shaft. FIG. 7 is a diagram showing another embodiment of the drive shaft and the second drive shaft. 10...Support pipe, 15...Fixing plate, 17...
...Support plate, 19...Substrate, 21...Movable shaft, 26
...Movable shaft drive gear, 31...Rotating shaft, 35...
Second rotating shaft, 41... Drive shaft, 47... Drive shaft gear, 51... Second drive shaft, 57... Second drive shaft gear, 61... First motor, 63... Reduction gear train,
65...Second motor, 67...Reduction gear train, 69
... Intermediate gear, 71 ... Stage plate, 73 ... Stage frame, 75 ... Washer, 78 ... Base top plate.

Claims

[Claims for Utility Model Registration] (1) A movable shaft having a male thread formed on its outer circumferential surface is slidably inserted into a vertically fixed support pipe, and a movable shaft drive gear having a female thread formed in its center hole is connected to the movable shaft drive gear as described above. A rotary shaft and a drive shaft are inserted into the movable shaft by being rotatably screwed into the male screw of the movable shaft and sandwiching the top and bottom of the movable shaft drive gear, and the rotary shaft has a non-circular shape on the outer periphery of the rotary shaft. and inserted into the drive shaft so as to be slidable in the axial direction with respect to the drive shaft, and the drive shaft is provided with a clamping part matching the outer peripheral shape of the rotating shaft at least near the upper end of the inner cavity of the drive shaft, A rotary stage mechanism for a decorative timepiece, characterized in that a drive shaft gear is provided near the lower end of the drive shaft, and the upper end of the rotary shaft is fixed at the center of a stage plate. (2) A groove is provided in the support pipe along the axial direction of the support pipe, a rod-shaped detection lever is provided near the lower end of the movable shaft, and the tip of the detection lever is supported by passing through the groove provided in the support pipe. 2. The rotary stage mechanism for a decorative timepiece according to claim 1, further comprising a position detection switch projecting outward from the pipe and provided at a position near the lower end and a position near the upper end of the support pipe. (3) A movable shaft with a male thread formed on the outer circumferential surface is slidably inserted into a vertically fixed support pipe, and a movable shaft drive gear with a female thread formed in the center hole can be rotated by the male thread of the movable shaft. A second drive shaft and a second rotating shaft are provided within the movable shaft, and the second rotating shaft is formed into a hollow cylinder, and the upper and lower sides of the movable shaft drive gear are sandwiched. A non-circular shaped portion is provided on the outer periphery and inserted into the second drive shaft, and the second drive shaft has at least a portion near the upper end of the inner cavity of the second drive shaft as a clamping portion that matches the outer periphery shape of the second rotating shaft; Furthermore, a rotation shaft and a drive shaft are inserted into the second rotation shaft, a non-circular shaped part is provided on the outer periphery of the rotation shaft, and the part is slidably inserted in the axial direction with respect to the drive shaft, and a non-circular shaped part is provided in the inner cavity of the drive shaft. At least the vicinity of the upper end is a clamping part that matches the outer peripheral shape of the rotating shaft, a second driving shaft gear is provided near the lower end of the second driving shaft, a driving shaft gear is provided near the lower end of the driving shaft, and A rotating stage mechanism for a decorative timepiece, characterized in that an upper end is fixed at the center of a stage plate, and an upper end of a second rotating shaft is fixed at the center of a stage frame.