JPH0594788U - Watch decoration - Google Patents

Abstract

(57) [Abstract] [Purpose] To control the movement of a decorative body, which has never existed before, by rotating a single motor. A drive shaft 25 provided on a movable drive box 21 is provided with a drive gear 25 that meshes with a rack 17 and a rotary gear 27 that meshes with a driven gear 31, and a body cylinder 50 mounted on a moving plate 41 is curved upward. A drive shaft 33 having a portion 34 and a lower curved portion 35 and having the driven gear 31 at the lower end is provided, and an arm shaft 56 rotated by the upper curved portion 34 and a leg rotated by the lower curved portion 35. The part axis is the barrel 50
Set up in.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a decoration of a timepiece which is attached to the timepiece and operates in tune with music at the hour.

[0002]

[Prior Art]

 Today, in clocks and the like, various clock bodies have been used, which are designed to play music at every hour and drive decorations such as dolls to attract attention. In such a decorative body timepiece, it was devised to give various movements to the decorative body with a relatively simple mechanism. A push rod that moves up and down by a cam was attached to the limbs of the doll and incorporated under the stage. A cam that moves the push rod up and down by a cam on the upper surface of the rotating plate to give movements to the limbs (for example, No. Sho 63-84597), and the motor causes the humanoid to bow or rotate to move the electromagnet. One that moves the doll's arm by force (for example, No. Kaikai 2-15198), one that moves the doll in the circumferential direction by arranging the doll on the periphery of the rotating plate, and the doll moves in the circumferential direction. There is a thing in which a doll is made to rotate at that time (for example, Shoukai 61-46496).

[0003]

[Problems to be solved by the device]

 As described above, a mechanism for giving various movements to the doll that is a decoration is provided, but in order to attract the attention of the viewer, it is necessary to provide a novel doll movement without complicating the operation mechanism. Is required.

[0004]

[Means for Solving the Problems]

 In the present invention, a motor is built in the stage, and a drive box is provided which is movable along the rail. A drive plate is provided above the drive box and the drive box is provided above the drive box. A doll's barrel is placed in the doll, and the arm is attached to the barrel so that the arm can be swung by the arm shaft and the leg can be swung by the leg shaft, and the movable box is passed through the drive box to reach the barrel. A rotary shaft is provided, the rotary shaft is rotated by the motor, a drive gear and a rotary gear are provided on the rotary shaft, the drive gear meshes with a rack provided in the stage, and the rotary gear is A stopper for restricting the movement of the drive box is provided in the stage for meshing with the driven gear of the drive shaft that penetrates the moving plate, and a pressing movement portion for pressing and moving the driven gear in the longitudinal direction of the shaft is provided. The drive shaft is provided with an upper curved portion and a lower curved portion, and the upper curved portion is an arm. Axis of Bar - the lower curved portion Link Bar leg shaft - to be capable engaged and engaging.

[0005]

[Work]

 In the decoration device for a timepiece according to the present invention, a movable drive box having a rotary shaft is provided in the stage, and the drive gear attached to the rotary shaft is meshed with the rack in the stage. By rotating the rotary shaft, the drive box and thus the movable plate and the barrel can be moved with respect to the stage.

Further, a rotary gear is provided on the rotary shaft, the rotary gear meshes with a driven gear provided on the drive shaft, and the drive shaft has an upper curved portion capable of engaging with the link bar of the arm shaft. Also, since the lower curved portion that can be engaged with the link bar of the leg shaft is provided, the drive shaft is rotated according to the rotation of the rotating shaft, so that the arm link bar and the leg link bar are swung. Thus, the arm shaft and the leg shaft can be rotated to swing the arm attached to the arm shaft and the leg attached to the leg shaft.

[0007]

【Example】

 In the embodiment of the decoration device for a timepiece according to the present invention, as shown in FIGS. 1 and 2, a drive box 21 is attached to a rail 15 fixed to a stage bottom plate 13, and a mower is installed in the drive box 21. A rotary shaft 23, which has a built-in motor and is rotated by the motor, is attached to the drive box 21, and the rotary shaft 23 penetrates the moving plate 41 to reach the same cylinder 50. As shown in FIG. 3, the reference numeral 41 designates a through groove 45 which is sandwiched by the groove portion 12 of the stage upper plate 11 and which has a through hole 43 through which the rotary shaft 23 penetrates and which has a through hole 43 through which the drive shaft 33 penetrates in a substantially semicircular shape. It also has a semicircular groove portion 47 into which a swivel stop 53 to be described later is inserted. The rotary shaft 23 is penetrated through the through hole 43 of the moving plate 41, and the rotary shaft 23 is a body of a decorative doll. The barrel that is attached to the rotary shaft 23 while also penetrating the barrel 50 that forms the part We shall place the cylindrical body 50 to the holding plates 29, furthermore to the rotary shaft 23 mounting the the rotary gear 27 and the drive gear 25. The rotary gear 27 is mounted so as to be fixed to the rotary shaft 23, but the drive gear 25 is mounted so as to slip with respect to the rotary shaft 23 under a high load. It is arranged to be engaged with the rack 17 mounted in parallel with.

A drive shaft 33 penetrating a through groove 45 provided in the moving plate 41 is rotatably attached to the barrel 50 and slidably in an axial direction, and the rotary shaft is attached to a lower end of the drive shaft 33. The driven gear 31 meshing with the rotating gear 27 fixed to the shaft 23 is fixed, and the drive shaft 33 is provided with an upper curved portion 34 and a lower curved portion 35 that project laterally in the barrel 50.

A rod-shaped swivel stop 53 that hangs from the lower end of the barrel 50 is provided on the barrel 50, and the lower end of the swivel stop 53 is inserted into a groove 47 formed in the moving plate 41 in a semicircular shape. However, when the body tube 50 turns according to the rotation of the rotary shaft 23, the body tube 50 is prevented from rotating more than half a rotation. Further, a side wall portion 52 of the barrel 50 is rotatably provided with an arm shaft 56 and leg shafts 63 and 67, and a link arm 57 is provided in the middle of the arm shaft 56 to provide a left and right link arm. -Two rod-shaped members are provided between the arms 57 as arm link bars 58 to form an arm link bar 58 in which the axial center of the arm shaft 56 is displaced in a crank shape. The arm link bar 58 having the above-mentioned structure is provided in parallel, and the drive shaft 33 is sandwiched by the arm link bar 58 from the front and back, and the upper curved portion 34 of the drive shaft 33 is provided immediately below the arm link bar 58. Position it. The upper bending portion 34 bends the drive shaft 33 so as to project to one side from the axis of the drive shaft 33. Further, a right leg leg shaft 63 and a left leg leg shaft 67 are also rotatably provided on the side wall portion 52 of the barrel 50, and the right leg leg shaft 63 and the left leg leg shaft are also provided. 67 also has a right leg link bar 65 and a left leg leg link bar 69 whose crank axes are displaced by the link arms 64 and 68 in the form of two cranks, each having two rod-shaped members. It is similar to the arm link bar 58 that each of the leg link bars 65, 69 for the legs holds the drive shaft 33 from the front and rear with two rod-shaped members. The lower curved portion 35 of the drive shaft 33 is located at the position 69. The lower curved portion 35 is a curved portion that meanders so as to project to the left and right from the axis of the drive shaft 33.

A stopper 19 for restricting the forward movement of the drive box 21 is provided in the stage, and when the drive box 21 is brought into contact with the stopper-19, the stopper 19 is positioned below the drive shaft 33. Then, a pressing moving part 37 having an inclined part 38 on one side thereof to enable the driving shaft 33 to be pushed up is provided, and an elastic body 39 for urging the driving shaft 33 downward is provided on the lower surface of the moving plate 41. To be attached to.

Since this embodiment is configured as described above, when the rotary shaft 23 is rotated by the motor built in the drive box 21, the drive gear 25 rotates in accordance with the rotation of the rotary shaft 23. Since the drive gear 25 is meshed with the rack 17 arranged in parallel with the rail 15, the drive box 21, by extension, the movable plate 41 and the barrel 50 are moved along the rail 15 in accordance with the rotation of the rotary shaft 23. To do.

Further, in the initial stage of rotation of the rotary shaft 23, the barrel 50 mounted on the barrel support plate 29 rotates in accordance with the rotation of the rotary shaft 23, and the swivel stopper 53 provided at the lower portion of the barrel 50 is rotated. When the cylinder contacts one end 48 of the groove 47 provided on the moving plate 41, the rotation of the barrel 50 is stopped, so that the position of the drive shaft 33 with respect to the rotary shaft 23 is fixed, and the rotary shaft 23 rotates in accordance with the rotation. The driven gear 31 meshing with the gear 27 rotates about the drive shaft 33, and the drive shaft 33 starts rotating.

The drive shaft 33 is provided with an upper curved portion 34 and a lower curved portion 35. The upper curved portion 34 is disposed below the arm link bar 58, and the lower curved portion 35 is positioned at the leg link bar. Therefore, as shown in FIGS. 5A and 5B, although the upper curved portion 34 pivots below the arm link bar 58, the lower curved portion 35 causes the leg link bars 65 and 69 to swing back and forth. , The right leg leg shaft 63 and the left leg leg shaft 67 are rotated.

Therefore, the legs attached to the left and right leg shafts 63 and 67 swing according to the rotation of the leg shafts 63 and 67, making the doll look like walking together with the movement of the barrel 50 and the like. be able to. When the drive box 21 moves forward along the rails 15, the drive shaft 33 comes into contact with the inclined portion 38 of the pressing moving portion 37, and the drive shaft 33 is pushed up as the drive box 21 moves forward. As shown in FIG. 4, when the drive shaft 33 is located above the pressing moving portion 37, the lower bending portion 35 is pushed up above the leg link bars 65 and 69 as shown in C and D of FIG. The upper curved portion 34 is located at the height of the arm link bar 58, and at this time, the drive box 21 is brought into contact with the stopper 19 provided in the stage.

In the present embodiment, as described above, the drive gear 25 is attached to the rotary shaft 23 so as to slip with respect to the rotary shaft 23 when the load is high. When abutted against each other and prevented from moving forward, when the rotation of the rotary shaft 23 is continued by the motor, the drive gear 25 slips with respect to the rotary shaft 23, and the moving plate 41 and the barrel 50 drive the drive box 21. The rotation of the rotary shaft 23 and thus the rotation of the driven gear 31 and the drive shaft 33 can be continued while the movement of the rotary shaft 23 is stopped.

When the drive box 21 comes into contact with the stopper 19 to stop the movement, the driven gear 31 at the lower end of the drive shaft 33 is in a state of riding on the pressing moving portion 37, and the drive shaft 33 is When the rotation of the motor is continued while being pushed up by the pressing movement portion 37, the drive shaft 33 positions the upper bending portion 34 at the height of the arm link bar 58 and continues the rotation. As shown in D, the arm link bar 58 can be swung back and forth to rotate the arm shaft 56. If the arm of the doll is attached to the arm shaft 56, the doll will walk. The arm of the doll can be swung after the movement is stopped.

Further, when the motor is rotated in one direction for the required time and then the motor is rotated in the reverse direction, the rotating shaft 23 rotates in the reverse direction and is placed on the barrel supporting plate 29 attached to the rotating shaft 23. The barrel 50 also rotates in the opposite direction, and the barrel 50 rotates until the swivel stop 53 contacts the other end 49 of the groove portion 47, and the groove portion 47 is formed in a substantially semicircular shape with the through hole 43 as the center. The doll can be rotated 180 degrees.

In this way, when the barrel 50 rotates 180 degrees, the rotary shaft 23 is disengaged from the pressing moving portion 37, the drive shaft 33 is pushed down by the elastic body 39, and the upper bending portion 34 of the arm link bar 58. From the position, the lower curved portion 35 matches the height of the leg link bars 65, 69, the rotation of the arm shaft 56 is stopped, and the rotation of the left and right leg shafts 63, 67 is started. Swing the doll's legs. Then, when the rotary shaft 23 starts to rotate in the reverse direction so that the barrel 50 turns 180 degrees and swings the legs, the drive gear 21 attached to the rotary shaft 23 rotates in reverse and the drive box 21 moves. When the plate 41 and the barrel 50 are retracted along the rails 15 and the motor is stopped from rotating when retracted to a predetermined position, all the movements of the ornament can be stopped.

In other words, in this embodiment, the doll that is a decorative body moves while the legs of the doll are swung only by rotating one motor, and when the doll moves forward to a predetermined position, the doll moves and the legs move. When the swing is stopped and the arm is moved, and the motor is reversed, the direction of the arm is changed by 180 degrees to stop the movement of the arm, and a series of movements are performed while swinging the leg. In the above embodiment, the tip of the swivel stopper 53 extending downward from the lower end of the barrel 50 is inserted into the groove portion 47, but the swivel stopper 53 covers the rotation range of the barrel 50 by 180 degrees. Therefore, the lower end of the swivel stop 53 is brought close to the upper surface of the moving plate 41, and a protrusion that can come into contact with the lower end of the swivel stop 53 is provided on the upper surface of the moving plate 41 to rotate the range of rotation of the barrel 50. It is also possible to fix the swivel stop 53 to fix the barrel 50 to the moving plate 41 so as not to rotate. In this case, the doll which is a decorative body is When retreating, it will move backward without changing direction.

Further, if the drive shaft 33 is brought into contact with both ends of the through groove 45 so as to prevent rotation of the barrel 50, the rotation stopper 53 and the groove portion 47 of the illustrated embodiment can be eliminated and the barrel 50 can be removed. Can be miniaturized. The elastic body 39 for urging the drive shaft 33 downward may be omitted, and the drive shaft 33 and the driven gear 31 may be lowered when the drive shaft 33 is disengaged from the pressing moving portion 37 by its own weight. The arm link bar 58 and the leg link bars 65, 69 are provided with two rod-shaped members between the link arms 57 (64, 68) attached to the arm shaft 56 or the leg shafts 63, 67. Not only when the front and rear sides of the drive shaft 33 are sandwiched, but also as shown in FIG. 6, a link bar having a long hole 59 having a long diameter in the axial direction of the arm shaft 56 or the leg shafts 63 and 67 is provided. In some cases, the drive shaft 33 may be passed through the elongated hole 59.

[0021]

[Effect of the device]

 The decoration device for a timepiece according to the present invention comprises a drive box containing a motor, a rotary shaft attached to the rotary shaft, a drive gear meshing with a rack mounted on the rotary shaft in a slippery manner, and a rotary gear fixed to the rotary shaft. A drive shaft having a driven gear that meshes with it is provided with an upper curved portion and a lower curved portion, and a stopper for stopping the movement of the drive box at a predetermined position and a pressing force for moving the drive shaft in the longitudinal direction of the shaft at the predetermined position. A moving part is provided in the stage, the lower bending part is formed as a position to engage with the leg link bar when the drive shaft is lowered, and the upper bending part is the arm part when the drive shaft is pushed up. Since the drive shaft is formed as a position to engage with the link bar, the rotation of the motor causes the ornamental body to move as if the leg attached to the leg shaft is moved, and the leg is moved at the position where the movement is stopped. Stopped movement and attached to the arm shaft You can control the movement and the movements of the arms and legs by using one motor by stopping the movement of the arm by moving the motor and stopping the movement of the arm and moving the leg to move backward. Then, it is possible to cause the decorative body to perform a novel movement different from the conventional one.

[Brief description of drawings]

FIG. 1 is a side sectional view of a decorative body according to the present invention.

FIG. 2 is a front sectional view of a decorative body according to the present invention.

FIG. 3 is a top view of a stage of the decorative body according to the present invention.

FIG. 4 is a view showing a forward limit state of the decorative body according to the present invention.

FIG. 5 is a view showing the movement of the link bar of the decorative body according to the present invention.

FIG. 6 is a plan view showing another embodiment of the link bar of the ornament according to the present invention.

[Explanation of symbols]

11 Stage Upper Plate 15 Rail 17 Rack 19 Stopper 21 Drive Box 23 Rotating Shaft 25 Drive Gear 27 Rotating Gear 33 Drive Shaft 37 Pushing Moving Part 41 Moving Plate 50 Body Tube 56 Arm Shaft 58 Arm Link Bar 63 , 67 Leg shaft 65, 69 Leg link bar

Claims (1)

[Scope of utility model registration request] 1. A drive box, which has a rail inside the stage and is movable along the rail, has a motor built therein, and a rotation shaft which is rotated by the motor is provided with the drive box. The drive box is provided so as to penetrate through the moving moving plate and reach the barrel above the stage, and has a drive gear and a rotation gear on the rotation shaft, and the drive gear is parallel to the rail. A drive shaft having a driven gear which meshes with a rack provided on the rotary shaft and is slidable with the rotary shaft and which has a driven gear meshing with the rotary gear penetrates the moving plate and can slide and rotate on the barrel. And a barrel having a rotatable arm shaft and a leg shaft, and the arm shaft and the leg shaft having a link bar that is displaced from an axial center and engages with the drive shaft. The drive shaft has an upper curved portion near the arm link bar and a lower curved portion at the position of the leg link bar,
Further, it has a stopper provided in the stage for stopping the forward movement of the drive box, and a pressing movement section for pressing and moving the drive shaft in the longitudinal direction of the shaft at a position where the drive box contacts the stopper. A watch decoration device characterized by the above.