CN207663222U - A kind of watch and clock movement - Google Patents
A kind of watch and clock movement Download PDFInfo
- Publication number
- CN207663222U CN207663222U CN201820058425.1U CN201820058425U CN207663222U CN 207663222 U CN207663222 U CN 207663222U CN 201820058425 U CN201820058425 U CN 201820058425U CN 207663222 U CN207663222 U CN 207663222U
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- gear
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- shell
- wheel
- split axle
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Abstract
The utility model is related to a kind of watch and clock movements, including shell, worm gear, worm screw, split axle, when axis, center sun gear, fixed gear and planetary wheel carrier, the fixed gear fix on the housing and gap package when axis outside, split axle is mounted in shell and stretches out outside shell along the longitudinal direction, is set with worm gear, the center sun gear set on worm gear front end, the timely axis of planetary wheel carrier on split axle successively from back to front；Branch's star-wheel is installed on rear side of the planetary wheel carrier, installed in front planetary gear sometimes, when axis rear end be equipped with hour wheel, when planetary gear be meshed simultaneously with hour wheel and fixation gear；The inner circle of shell is equipped with ring gear corresponding with plane where the sun gear of center, and ring gear is fixed in the shell, and branch's star-wheel is meshed simultaneously with ring gear and center sun gear；On the housing, the worm screw is meshed with the worm gear for the worm screw installation, and one end of the worm screw is equipped with driving motor, compact-sized, each parts uniform force.
Description
Technical field
The utility model is related to a kind of movement, more particularly to a kind of watch and clock movement.
Background technology
Large-scale desk clock or the general hour hands of turret clock and minute hand have larger weight, therefore do not require nothing more than and provide rational hour hands
With the support construction of minute hand, and the larger torque for the operation for driving hour hands and minute hand is provided.Cassette mechanism structure common at present
It is as follows to still have problem：First, its number of steps of speeds of the gear ratio of completion determination is few, transmission mechanisms at different levels bear larger load,
Each parts discontinuity equalization, carrying torque is smaller, influences the service life of movement；Second is that for hour hands and minute hand support arm end compared with
Short, the overhanging end of hour hands and minute hand is relatively long, and axis and split axle occur bending and deformation when being easy to cause.
Utility model content
The utility model in view of the deficiency of the prior art, provide a kind of mechanism size it is smaller, carrying torque compared with
Greatly, and the watch and clock movement of each parts stress equalization.
It is front and back described in the utility model, be before being with the hour hands of clock and watch, minute hand mounting surface, watch and clock movement in hour hands and
On rear side of minute hand；
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of watch and clock movement, including shell further include
Worm gear, worm screw, split axle, when axis, center sun gear, fixed gear and planetary wheel carrier, the fixed gear be fixed on the shell
When described outside axis, the split axle is mounted in the shell and stretches out outside the shell upper and gap package along the longitudinal direction,
Be set with successively from back to front on the split axle worm gear, the center sun gear set on worm gear front end, planetary wheel carrier and
When axis；
The rear end of the planetary wheel carrier is equipped with branch's star-wheel, and planetary gear when front end is equipped with, the rear end of axis is set when described
There is hour wheel, planetary gear is meshed simultaneously with the hour wheel and the fixed gear when described；
The fixed gear is identical as the number of teeth of the hour wheel and outer diameter；
The inner circle of the shell is equipped with ring gear corresponding with plane where the center sun gear, and the ring gear is solid
It is scheduled in the shell, branch's star-wheel is meshed simultaneously with the ring gear and center sun gear；
On the housing, the worm screw is meshed with the worm gear, and one end of the worm screw is equipped with for the worm screw installation
Driving motor.
The utility model has the beneficial effects that：Using multi-stage speed-changing structure, when completing identical gear ratio, components at different levels
It bears to balance in power, meanwhile, the combined use of the timely planet gear transmission of branch's planet gearing, complete machine can provide larger torque,
Movement service life is long, compact-sized.
Based on the above technical solution, the present invention can also be improved as follows.
Further, branch's star-wheel includes 2 or 3, and branch's star-wheel is centered on the center sun gear
It is uniformly distributed.
Further, when described planetary gear include 2 or 3, and it is described when planetary gear centered on the fixed gear
Even distribution, the fixed gear are external toothing.
Further, axis is supported on by axle bearing when first outside the split axle when described, and passes through axle bearing branch when second
It supports in the shell, the split axle front-end and back-end are respectively by the first split axle bearing and the second split axle bearing support when described
In axis and housing rear end.
Further, the center sun gear and the worm gear are in integral structure, pass through sun gear bearing and worm gear shaft respectively
It holds and is supported on the split axle.
Further, the shell is in cylindrical structure, including leading portion and back segment, and the diameter of the leading portion is straight less than the back segment
Diameter.
Further, axis stretches out the leading portion of the shell when described, the front end of axis when the split axle stretches out described.
Advantageous effect using above-mentioned further technical solution is：Minute hand is mounted on split axle, for larger clock and watch, is divided
The weight of needle is larger, and the torque that two-part bearing is received is larger；Split axle and when axis front and back end support distances length (such as the first split axle bearing and
The distance between second split axle bearing is much larger than the length of split axle section of stretching out, and the split axle section of stretching out refers to axis when split axle stretches out
Part；When first axle bearing and when distance is much larger than between axle bearing when second axis section of stretching out length, axis section of stretching out when described
Axis stretches out the part of front housing section when referring to；Split axle section of stretching out and when axis section of stretching out on minute hand and hour hands are installed respectively), holding
When carrying greater weight hour hands and minute hand, axis will not occur bending and deformation, when hour hands are mounted on axis, when the weight of hour hands is larger
When, when the torque received of bearing it is larger when shell is equipped with leading portion, leading portion clock synchronization axis plays certain supporting role, axis when increase
Carry torque, and when axis certain supporting role is played to split axle, increase the carrying torque of split axle.
Further, the front end, rear end of the shell are respectively equipped with drive end bearing bracket, rear end cap with timely shaft end with timely axis front end
Lid, drive end bearing bracket and when axis between, when hubcap and split axle between be equipped with dust seal.
Advantageous effect using above-mentioned further technical solution is：It prevents dust etc. from entering movement, prevents mill inside movement
Damage, ensures the accuracy of movement.
Further, axis and the hour wheel are integrally formed when described.
Further, the split axle with it is described when axis rotating ratio be 12:1 or 24:1；The center sun gear with it is described
The ratio between number of teeth of ring gear is 1:3, the ratio between the center sun gear and the rotating speed of the planetary wheel carrier are 4:1.
Further, the ratio between the hour wheel and the number of teeth of fixed gear are 12:11 or 24:23.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 be Fig. 1 in along A-A to diagrammatic cross-section；
Fig. 3 is the diagrammatic cross-section along B-B direction in Fig. 2；
Fig. 4 be Fig. 2 in along C-C to diagrammatic cross-section；
Fig. 5 be Fig. 1 in along A-A to diagrammatic cross-section；
Fig. 6 be Fig. 5 in along D-D to diagrammatic cross-section；
In the accompanying drawings, the list of designations represented by each label is as follows：1, shell, 2, motor, 3, worm screw, 4, worm gear,
5, split axle, 6, center sun gear, 7, branch's star-wheel, 8, ring gear, 9, planetary wheel carrier, 10, when planetary gear, 11, hour wheel, 12,
A period of time axle bearing, 13, when axis, 14, fixed gear, 15, rear end cap, 16, when hubcap, 17, drive end bearing bracket, 18, dust seal,
19, Worm Bearing, axle bearing when 20, second, the 21, second split axle bearing, the 22, first split axle bearing, 23, sun gear bearing.
Specific implementation mode
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining this practicality
It is novel, it is not intended to limit the scope of the utility model.
Embodiment 1
As shown in figs 1 to 6, a kind of watch and clock movement, including shell 1, further include worm gear 4, worm screw 3, split axle 5, when axis 13,
Center sun gear 6, fixed gear 14 and planetary wheel carrier 9, the fixed gear 14 is fixed on the shell 1 and gap package exists
When described outside axis 13, the split axle 5 is mounted in the shell 1 and stretches out outside the shell 1, the split axle 5 along the longitudinal direction
On be set with the worm gear 4, the center sun gear 6 set on 4 front end of worm gear, 9 timely axis of planetary wheel carrier successively from back to front
13；
The rear side of the planetary wheel carrier 9 is equipped with branch's star-wheel 7, installed in front planetary gear 10 sometimes, axis 13 when described
Rear end is equipped with hour wheel 11, and planetary gear 10 is meshed simultaneously with the hour wheel 11 and the fixed gear 14 when described；
The inner circle of the shell 1 is equipped with ring gear 8 corresponding with 6 place plane of the center sun gear, the internal tooth
Circle 8 is fixed in the shell 1, and branch's star-wheel 7 is meshed simultaneously with the ring gear 8 and the center sun gear 6；
The worm screw 3 is mounted on the shell 1, and the worm screw 3 is meshed with the worm gear 4, one end of the worm screw 3
Equipped with driving motor 2.
Branch's star-wheel 7 includes 2 or 3, and branch's star-wheel 7 is uniform centered on the center sun gear 6
Distribution.
When described planetary gear 10 include 2 or 3 and it is described when planetary gear 10 centered on the fixed gear 14 uniformly
Distribution, the fixed gear 14 are external toothing, and the fixed gear 14 is fixed by screws on the shell 1.
Axis 13 is supported on by axle bearing when first 12 outside the split axle 5 when described, and passes through axle bearing when second 20
It supports in the shell 1,5 front-end and back-end of the split axle are supported by the first split axle bearing 22 and the second split axle bearing 21 respectively
In axis 13 and 1 rear end of shell when described.
The center sun gear 6 and the worm gear 4 are in integral structure, pass through sun gear bearing 23 and Worm Bearing 19 respectively
It is supported on the split axle 5.
The shell 1 is in cylindrical structure, including leading portion and back segment, and the diameter of the leading portion is less than the back segment diameter, institute
Ring gear 8 is stated to be fixed in the back segment of the shell 1.
Front end, the rear end of the shell 1 are respectively equipped with drive end bearing bracket 17, rear end cap 15 with timely shaft end with 13 front end of timely axis
Lid 16, drive end bearing bracket 17 and when axis 13 between, when hubcap 16 and split axle 5 between be equipped with dust seal 18.
Axis 13 and the hour wheel 11 are integrally formed when described.
The split axle 5 with it is described when axis 13 rotating ratio be 12:1, the tooth of the center sun gear 6 and the ring gear 8
The ratio between number is 1:3, the ratio between the center sun gear 6 and the rotating speed of the planetary wheel carrier 9 are 4:1
The ratio between planetary gear 10 and the number of teeth of the hour wheel 11 are 12 when described:11.
The support construction of the utility model is reasonable, and such as when diameter of the housing is 350 millimeters, the preceding segment length of shell is 210
Millimeter, rear end length be 120 millimeters, when axis section of stretching out be 130 millimeters, split axle section of stretching out be 120 millimeters.
The timely planetary gear of branch's star-wheel includes symmetrically arranged two in Fig. 2 and Fig. 5, is omitted in Fig. 2 and Fig. 5
Side branch's star-wheel and lower section when planetary gear, with reference to figure 3, Fig. 4 and Fig. 6 it can be seen that.
Embodiment 2
Embodiment 1 the difference is that：The split axle with it is described when axis rotating ratio be 24:1, the hour wheel and fixation
The ratio between number of teeth of gear is 24:23.
The operation principle of the utility model is as follows：Motor 2 drives worm screw 3 to move, and worm screw 3 drives worm gear 4 to rotate, worm gear 4
It drives and is rotated with its integrally formed center sun gear 6, the center sun gear 6 drives branch's star-wheel 7 to rotate, and described
Branch's star-wheel 7 rotates centered on the center sun gear 6, and around the ring gear of periphery 8；
Branch's star-wheel 7 drives the rotation of planetary wheel carrier 9 to do retarded motion, and the planetary wheel carrier 9 connects with 5 key of the split axle
It connects, the split axle 5 is driven to rotate；
Planetary gear 10 when uniformly installing 2 or 3 on the planetary wheel carrier 9, while the planetary wheel carrier 9 rotates, band
Planetary gear 10 rotates when dynamic, so it is described when planetary gear 10 drive the rotation of hour wheel 11 to do equidirectional retarded motion, and simultaneously around
Fixed gear 14 rotates, and axis 13 rotates when the hour wheel 11 drives integrally formed with its.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of watch and clock movement, including shell, which is characterized in that further include worm gear, worm screw, split axle, when axis, center sun gear,
Fixed gear and planetary wheel carrier, the fixed gear is fixed on the housing and gap package is when described outside axis, described point
Axis is mounted in the shell and stretches out outside the shell along the longitudinal direction, is set with successively from back to front on the split axle described
Worm gear, the center sun gear set on worm gear front end, the timely axis of planetary wheel carrier；
Branch's star-wheel is installed, installed in front planetary gear sometimes, when the rear end of axis is equipped with when described on rear side of the planetary wheel carrier
Wheel, planetary gear is meshed simultaneously with the hour wheel and the fixed gear when described；
The inner circle of the shell is equipped with ring gear corresponding with plane where the center sun gear, and the ring gear is fixed on
In the shell, branch's star-wheel is meshed simultaneously with the ring gear and center sun gear；
On the housing, the worm screw is meshed with the worm gear for the worm screw installation, and one end of the worm screw is equipped with driving
Motor.
2. watch and clock movement according to claim 1, which is characterized in that branch's star-wheel includes 2 or 3, and institute
Branch's star-wheel is stated to be uniformly distributed centered on the center sun gear.
3. watch and clock movement according to claim 2, which is characterized in that planetary gear includes 2 or 3 when described, and institute
Planetary gear is uniformly distributed centered on the fixed gear when stating, and the fixed gear is external toothing.
4. according to claim 1-3 any one of them watch and clock movements, which is characterized in that the front-end and back-end difference of axis when described
By axle bearing when axle bearing when first and second be supported in the shell and the split axle outside, the split axle front-end and back-end
Respectively by the first split axle bearing and the second split axle bearing support when described in axis and housing rear end.
5. watch and clock movement according to claim 4, which is characterized in that the center sun gear and the worm gear are tied in one
Structure is supported on by sun gear bearing and Worm Bearing on the split axle respectively.
6. watch and clock movement according to claim 5, which is characterized in that the shell is in cylindrical structure, including leading portion is with after
The diameter of section, the leading portion is less than the back segment diameter.
7. watch and clock movement according to claim 5 or 6, which is characterized in that before the front end of the shell, rear end are with timely axis
End is respectively equipped with drive end bearing bracket, rear end cap with timely hubcap, drive end bearing bracket and when axis between, when hubcap and split axle between be equipped with
Dust seal.
8. watch and clock movement according to claim 7, which is characterized in that axis and the hour wheel are integrally formed when described.
9. watch and clock movement according to claim 8, which is characterized in that the split axle with it is described when axis rotating ratio be 12:1
Or 24:1；The ratio between the center sun gear and the number of teeth of the ring gear are 1:3, the center sun gear and the planetary gear
The ratio between rotating speed of frame is 4:1.
10. watch and clock movement according to claim 9, which is characterized in that the hour wheel and the ratio between the number of teeth of fixed gear are
12:11 or 24:23.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058425.1U CN207663222U (en) | 2018-01-15 | 2018-01-15 | A kind of watch and clock movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058425.1U CN207663222U (en) | 2018-01-15 | 2018-01-15 | A kind of watch and clock movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207663222U true CN207663222U (en) | 2018-07-27 |
Family
ID=62945263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820058425.1U Active CN207663222U (en) | 2018-01-15 | 2018-01-15 | A kind of watch and clock movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207663222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037653A (en) * | 2018-01-15 | 2018-05-15 | 烟台持久钟表有限公司 | A kind of watch and clock movement |
-
2018
- 2018-01-15 CN CN201820058425.1U patent/CN207663222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037653A (en) * | 2018-01-15 | 2018-05-15 | 烟台持久钟表有限公司 | A kind of watch and clock movement |
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