JP2568769Y2 - The mechanism of the small ornament in the clock body - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mechanism for allowing a small decorative body such as a pigeon of a cuckoo clock to protrude from a clock body.

[0002]

2. Description of the Related Art A wall clock or table clock has conventionally used a clock body provided with a mechanism for opening a door formed in a part of the front surface of the clock body and opening a small doll at the hour.
This doll in the shape of a bird was called a cuckoo clock or a cuckoo clock. In a timepiece having such a decorative body, there is a watch using a link mechanism that is continuous in a pantograph shape (for example, Japanese Utility Model Laid-Open No. 50-97455) in order to make the decorative body appear to fly out from the front of the watch body. Is provided at the rear of the vehicle, and the link mechanism is actuated by the drive to project the decorative body.

[0003]

Providing a link mechanism for moving the decorative body forward and backward greatly has the disadvantage that the number of parts increases and the mechanism becomes complicated, and the link mechanism is reduced in size while maintaining strength. Since it is difficult to perform the operation, the wall clock has a large thickness, and there is a disadvantage that the clock body must be unnecessarily enlarged even with a table clock.

[0004]

According to the present invention, a slide rail slidable forward and backward with respect to a fixed base portion is provided, and a slide base slidable forward with respect to the slide rail is provided. In addition to the above, the base and the slide
Engage with the base to regulate the movement of the slide base
A side wall portion for controlling , a decorative body attaching portion formed in a front half portion of the slide base, and a projection provided near a rear end of the slide base, and further having a rotation center on a side of the slide rail. the arm member is rotatable Te provided, the arm member is assumed to be driven by forward and reverse rotatable motor via a transmission mechanism, pedestal the slide base and the arm member is engaged with the protrusion To be moved.

[0005]

[Operation] The present invention provides a slide rail slidable on a fixed base, and further provides a slide base slidable on the slide rail, and slides the slide base back and forth on the base. Since it is slidable, the front of the slide base can be reliably projected forward of the base. still,
The side wall that regulates the movement of the slide base
Because of this, the rear end of the slide base that protrudes forward is lifted
Accordingly, it is possible to prevent the upper part from being separated upward.

[0006] An arm member rotatable about a side position of the slide rail as a rotation center is provided, and this arm member is engaged with a projection of a slide base, and the arm member is moved forward and backward. Since the motor is driven by the rotatable motor, the arm can be rotated by forward or reverse rotation of the motor, and the slide table can be easily moved forward or backward.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
As shown in FIGS. 1 and 2, a slide rail 21 slidable in the front-rear direction is attached to substantially the center of the pedestal 11, and the slide rail 31
, And a transmission mechanism 41 is disposed on the side of the slide rail 21, and an arm member 51 having a side position of the slide rail 21 as a rotation center is provided.

[0008] This slide rail 21 is shown in Figs.
And, as shown in FIG.
A sliding leg 23 extends downward from the flat plate-shaped main body 22 at both ends of the rear half of the main body 22. At the center of the main body 22, a through-hole 25 is formed in a groove shape extending in the front-rear direction along the axial direction. Have
The through-hole 25 has a locking tongue 27 extending rearward from the front end of the through-hole 25, and the tip of the locking tongue 27 projects downward from the lower surface of the main body 22. Locking projection 28
The through hole 25 is provided on both sides of the through hole 25.
The main body 22 has rear locking protrusions 29 protruding upward on both sides at the rear end of the upper surface thereof.

As shown in FIG. 6, the slide table 31 mounted on the slide rail 21 has, at both ends of a flat plate-shaped main body part 32, side parts 33 which are suspended downward. The slide base 31 is slidably contacted with the left and right ends of the slide rail main body 22 from the left and right, so that the slide base 31 can be moved back and forth along the slide rail 21, as shown in FIG. In the vicinity of the rear end at the center of the upper surface of the main body 32 of the main body 31, a cylindrical projection 35
A front fixing projection 36 on each of the left and right sides near the front end of the upper surface of the main body 32, and a rear fixing projection 37 on the rear of each front fixing projection 36, respectively. The pedestal and the like of the doll can be fixed to the front half of the slide table 31 by 36 and the rear fixing projection 37.
Near the rear end of the lower surface of the main body 32, the slide rail 2
1 is a locking projection 3 inserted into the locking groove 24 provided in
Four .

[0010] A link pin 39 is provided near the left and right ends of a substantially central portion of the upper surface of the main body 32. As shown in FIGS. 1, 2 and 6, the pedestal portion 11 has a guide groove 1 into which the sliding leg 23 of the slide rail 21 is inserted.
3 and a slide rail 21 and a slide base 3
A side wall portion 15 is provided to regulate the right and left sides 1 from shifting.
At the upper end of the side wall portion 15, an inward bulging portion 16 slightly protruding inward is formed, the inward bulging portion 16 is put on the upper surface of both ends of the slide base 31, and the slide rail 21 attached to the base 11 and The slide base 31 is regulated by an inward bulging part 16 provided on the side wall part 15 so as not to be separated upward,
At the center of both guide grooves 13, a fall prevention groove 14 extending in the front-rear direction is formed so that the locking projection 28 of the slide rail 21 can be inserted into the fall prevention groove 14.

The pedestal 11 has a side wall 15
A transmission mechanism 41 using a plurality of gears is attached to the side of the base 53, and a base 53 coaxial with the final gear 45 of the transmission mechanism 41.
Is provided. This arm member 51
Is provided with an elongated hole 56 in the arm portion 55 so that the slide table 3
The arm 35 and the projection 35 are engaged with each other by inserting the projection 35 provided in 1 into the elongated hole 56, and the base 53 is fitted to the shaft of the final gear 45. When a large external force is applied to the arm member 51 while the arm member 51 can be rotated about the rotation axis of the final gear 45 integrally with the final gear 45, the arm member 51 is moved between the arm member 51 and the final gear 45. Slip is caused at the fitting portion.

The pedestal portion 11 has a front wall, a side wall, and a rear wall as appropriate around the periphery thereof, and is mounted so as to be fixed to the inside of the timepiece as an integral protruding mechanism by covering the upper cover 19. . Therefore, as shown in FIG. 3, for example, a small gear provided at the end of the rotating shaft of a motor 49 attached to the upper cover 19 of the pedestal portion 11 meshes with the first gear 42 of the transmission mechanism 41, and the motor 49 is rotated. Then, the transmission mechanism 4
1, the final gear 45 is rotated while the rotation speed of the motor 49 is reduced, and the arm member 51 is eventually moved to the final gear 45.
Will rotate according to the rotation of.

Since the projection 35 of the slide base 31 is inserted into the elongated hole 56 provided in the arm part 55, the slide base 31 is pushed forward according to the rotation of the arm member 51, and the slide base body is formed. The engaging protrusion 34 provided on the lower surface of the engaging groove 32 is provided on the slide rail 21.
Slide base 31 and slide rail 21
Will be pushed forward together.

In this state, when the slide table 31 and the slide rail 21 are further pushed forward, as shown in FIG. 3, the locking projection 28 provided on the locking tongue 27 of the slide rail 21 is moved. The slide rail 21 and the slide table 31 stop moving forward and stop the rotation of the arm member 51 by contacting the front end of the drop prevention groove 14. When the motor 49 is rotated in the reverse direction, the arm member 51 rotates while the speed is reduced by the transmission mechanism 41, the slide table 31 starts to retreat, and the rear end of the slide table 31 is
Of the contact with the rear locking projections 29 retracts the slide base 31 and the slide rail 21, the slide table 31 when in contact with the rear wall 18 of the slide table 31 and the rear pedestal portion 11 of the slide rail 21, the slide rail 21 And the rotation of the arm member 51 stops.

As described above, according to the present embodiment, the decorative body attached to the first half of the slide base 31 can be protruded by the forward / reverse rotation of the motor 49, and the decorative body attached to the first half of the slide base 31 can be protruded. The transmission mechanism 41, the arm member 51, and the slide table 31 mainly including the flat main body 32 and the slide rail 2 mainly including the flat main body 22.
Because it is assembled by 1, the number of parts is small,
When the slide base 31 and the slide rail 21 are overlapped and pushed from the front between the side wall parts 15 provided on the pedestal part 11, the locking tongue pieces 27 are elastically deformed, and the locking projections 28 are inserted into the fall prevention grooves 14. It can be inserted, is easy to assemble, and has a transmission mechanism 41 and an arm member 5 on the side of the slide rail 21.
Since the base 53 serving as the center of rotation of the slide base 1 is disposed, the length of the slide rail 21 is increased according to the depth of the pedestal part 11, whereby a sufficient amount of forward and backward movement of the slide base 31 can be secured. it can.

Therefore, when providing a decorative body having a length in the front-rear direction like a pigeon of a cuckoo clock, the length of the slide rail 21 is set to the length of the decorative body, and the depth of the protruding mechanism is set to the depth of the decorative body. It can be adjusted to the length, and has the advantage that the watch body can be made thin without requiring any space before and after the decorative body. The door 61 provided on the timepiece body can be opened and closed by providing a link bar 63 between the link pin 39 provided on both sides of the slide base 31 and the door 61 in accordance with the forward / backward movement of the slide base 31. Can be opened and closed.

Incidentally, without using the link pins 39,
The door 61 may be connected to the slide base 31 or a pedestal or the like of the decorative body placed on the slide base 31 by a link bar 63 as appropriate, and the door 61 may be opened and closed in accordance with the forward and backward movement of the slide base 31. Further, a decorative body swinging mechanism 65 is provided on the side of the slide rail 21, and a swinging rod 66 whose tip moves up and down.
Is provided, it is possible to cause the protruding decorative body to move up and down as appropriate.

[0018]

[Effect of the Invention] The present invention has a slide rail slidable on the pedestal portion and the slide base slidable on the slide rail. Therefore, the slide base can be formed with a small number of parts. Make sure to squeeze forward of the pedestal,
The decorative body attached to the slide base can be projected forward of the clock body.

In addition, since a slide mechanism having a small number of parts is used, and a rotation shaft of an arm member for moving the slide table back and forth and a transmission mechanism are arranged on the side of the slide rail, the size of the push-out mechanism is reduced. It can be incorporated in a watch body, and in particular, has the advantage that the thickness of the watch body can be reduced without requiring space before and after a slide rail that moves forward and backward.

[Brief description of the drawings]

FIG. 1 is a plan view showing a mechanism for pushing out a small decorative body in a timepiece according to the present invention.

FIG. 2 is a plan view of the timepiece according to the present invention, showing a state in which the slide base in the mechanism for projecting the small decorative body is advanced.

FIG. 3 is a vertical sectional side view showing a mechanism for pushing out the small decorative body in the timepiece according to the present invention.

FIG. 4 is a bottom view of the slide rail in the mechanism for projecting the small decorative body in the timepiece according to the present invention.

FIG. 5 is a side view of the slide rail in the mechanism for projecting the small decorative body in the timepiece according to the present invention.

FIG. 6 is a front view showing the mechanism for pushing out the small decorative body in the timepiece according to the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 11 Pedestal part 13 Guide groove 15 Side wall part 18 Rear wall 19 Upper cover 21 Slide rail 22 Main body part 23 Sliding leg 24 Locking groove part 27 Locking tongue piece 29 Rear locking projection 31 Slide base 32 Main body part 33 Side part 35 Projection 41 Transmission mechanism 45 Final gear 49 Motor 51 Arm member 55 Arm part 56 Slot 61 Door 63 Link bar 65 Swing mechanism

Claims (1)

(57) [Scope of request for utility model registration] 1. A has a slidable slide rail back and forth relative to the fixed base portion has a slidable slide base forward and backward relative to the slide rail, wherein the base portion and the scan
Engage the ride table to move the slide table
It has a side wall that regulates movement, and a decorative pair mounting portion is formed in the front half of the slide base, and has a protrusion near the rear end of the slide base, and rotates the slide rail laterally. An arm member engaged with the protrusion as a center,
A mechanism for projecting a small decorative body in a timepiece, wherein a transmission mechanism for transmitting the rotation of a forward / reversely rotatable motor to the arm member is arranged on a side of the slide rail.