CN205446453U - A clutch for servo - Google Patents
A clutch for servo Download PDFInfo
- Publication number
- CN205446453U CN205446453U CN201620243065.3U CN201620243065U CN205446453U CN 205446453 U CN205446453 U CN 205446453U CN 201620243065 U CN201620243065 U CN 201620243065U CN 205446453 U CN205446453 U CN 205446453U
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- gear
- clutch
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- spring
- little
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Abstract
The utility model provides a clutch for servo, including servo motor, motor gear, output gear, second gear and third gear, it still includes the big tooth of separation and reunion, separation and reunion toothlet and positioning iron axle, motor gear axis and servo motor's pivot fixed mutually, motor gear and second gear mesh mutually, the third gear mesh mutually with the second gear, output gear with the little gear mesh of separation and reunion, the big tooth of separation and reunion mesh mutually with the third gear. This is novel through the control of spring to power, effectively injects the work of clutch, the below of iron axle sets up a step, prevent the separation and reunion in the course of the work the pinion down fall, wave tooth's surface leans out for the center, ensures the clutch working process, and its undulant direction be upper and lower direction, reduces outside offset, and under the too big condition of load, big tooth of separation and reunion and separation and reunion toothlet separate, therefore do all can and can not export on the output gear.
Description
Technical field
This utility model relates to machine field, is related specifically to a kind of protection device for servo.
Background technology
Traditional servo device is without gear protection scheme; if in use there is burst impact or stall; the gear load directly connected with outside will increase; occur gear to hinder servomotor to rotate and cause the excessive problem of electric current, or cause the bad of gear failure and product function.
In general, revolution drives self coaxial pinion rotation, the travelling gear at coaxial gear driven center rotates, the travelling gear at center includes gear and lower gear, gear and lower gear are relatively fixed, gear is connected with the gear of motors, thus lower gear rotates, lower gear is connected with output gear wheel, it is thus able to make output bull gear drive, when the load of motor is excessive when, output gear wheel also output will be directly contributed excessive, overload operation easily causes the abrasion between gear, whole gear-box all can the most impaired cannot effectively work.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of protects motor and output gear clutch structure without damage.
It is achieved through the following technical solutions above-mentioned purpose:
A kind of arrangement of clutch for servosystem, including servo motor, motor gear, output gear, the second gear and the 3rd gear, it also includes the little tooth of clutch canine tooth, clutch and detent rail axle, described motor gear axis fixes with the rotating shaft of servo motor, motor gear and the second gear are meshed, second gear is arranged over the second driving cog, the 3rd described gear and the second driving cog are meshed, output gear tooth little with described clutch is meshed, the 3rd described gear is arranged over the 3rd driving cog, and described clutch canine tooth and the 3rd driving cog are meshed；Described detent rail axle is each passed through clutch canine tooth, the center of the little tooth of clutch, and detent rail axle is provided with the gear of projection, matches with gear in clutch little tooth lower end, gear support the little tooth of clutch.
As further describing above-mentioned a kind of arrangement of clutch for servosystem, it also includes that copper sheathing and spring, described spring are placed in clutch canine tooth, and copper sheathing is positioned at the top of clutch canine tooth, and spring described in pressing is in clutch protection tooth；Described clutch little tooth upper surface is wave profile of tooth, and clutch little tooth upper surface combines with clutch canine tooth lower surface；Being provided with pad between described spring and the little tooth of clutch, spring end is resisted against pad upper surface；Described copper sheathing is arranged over jump ring, and the top of spring fixes through copper sheathing center with jump ring.
As further describing above-mentioned a kind of arrangement of clutch for servosystem, detent rail axle fixes through the center of described copper sheathing and the top of spring, and the top of detent rail axle fixes with jump ring.
The beneficial effects of the utility model are: 1, by the control to power of spring, effectively the work of restriction clutch, and mechanical control mode is relatively reliable convenient.2. this apparatus structure is compact, and stable, the lower section of ferrum axle arranges a step, prevents in clutch in the course of the work, and little gear falls down.3. outward-dipping centered by the surface of wave tooth, it is ensured that in clutch work process, direction of its fluctuation be upper and lower to, reduce outside side-play amount.4., by the design of wave tooth, in the case of load is excessive, clutch canine tooth tooth little with clutch separates, thus power will not export on output gear.5. the clutch protection structure increased is possible to prevent all gears will not beat tooth and hurt sb.'s feelings, and servomechanism, for when joint of robot rotates, also will not be hurted sb.'s feelings because mechanicalness is the most stiff.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of clutch protective device；
Fig. 2 is the respective outer side edges schematic diagram at clutch canine tooth, the little tooth of clutch.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described:
The direction term being previously mentioned in following example, such as " upper and lower, left and right " are only the directions with reference to accompanying drawing, and therefore, the direction term of use is used to illustrate not for limiting this utility model.
As shown in Figure 1-2, a kind of arrangement of clutch for servosystem, including servo motor 1, motor gear 2, output gear 3, second gear 4 and the 3rd gear 5, it also includes clutch canine tooth 6, the little tooth of clutch 7 and detent rail axle 8, described motor gear axis fixes with the rotating shaft of servo motor, motor gear 2 and the second gear 4 are meshed, second gear 4 is arranged over the second driving cog 41, the 3rd described gear 5 is meshed with the second driving cog 41, output gear 3 tooth little with described clutch 7 is meshed, the 3rd described gear 5 is arranged over the 3rd driving cog 51, described clutch canine tooth 6 is meshed with the 3rd driving cog 51；Described detent rail axle 8 is each passed through clutch canine tooth 6, the center of the little tooth of clutch 7, and detent rail axle is provided with the gear of projection, matches with gear in clutch little tooth 7 lower end, gear support the little tooth of clutch 7.
As further describing above-mentioned a kind of arrangement of clutch for servosystem, it also includes that copper sheathing 9 and spring 10, described spring 10 are placed in clutch canine tooth 6, and copper sheathing 9 is positioned at the top of clutch canine tooth 6, and spring 10 described in pressing is in clutch protection tooth；Described clutch little tooth 7 upper surface is wave profile of tooth, and clutch little tooth 7 upper surface combines with clutch canine tooth 6 lower surface；Being provided with pad between described spring 10 and the little tooth of clutch 7, spring end is resisted against pad upper surface；Described copper sheathing 9 is arranged over jump ring 11, and the top of spring 10 fixes through copper sheathing center with jump ring 11.
As further describing above-mentioned a kind of arrangement of clutch for servosystem, detent rail axle 8 fixes through the center of described copper sheathing and the top of spring 10, and the top of detent rail axle 8 fixes with jump ring 11.
This novel servomechanism clutch structure is protected in the following way:
Output gear 3 is by extraneous load effect, and when the excessive interference of loading forces, output canine tooth rotating speed is slack-off, and owing to the little tooth of output gear 3 and clutch 7 is meshed, the little tooth of clutch 7 will be driven slack-off by external force；And motor gear and servo motor fix, servo motor output speed will be constant, motor gear be meshed by the second gear 4, the 3rd gear 5 etc. with clutch canine tooth 6, drives clutch canine tooth 6 to rotate.Under being affected by extraneous external force; clutch canine tooth 6 tooth little with clutch 7 rotating speed will not mate; owing to the little tooth of clutch 7 is with wave profile of tooth; can mutually rotate with clutch canine tooth 6 lower surface thus realize skidding; the rotation of motor gear output will be offset by skidding; making the little tooth of clutch 7 be separated from each other with clutch canine tooth 6, the rotation of the little tooth of clutch 7 is buffered and non-conducting is at output gear, thus protects the motion at output.
The technical scope that this is novel is not imposed any restrictions by the above, all any amendment, equivalent variations and modifications made above embodiment according to this utility model technical spirit, all still falls within the range of this novel technical scheme.
Claims (3)
1. the arrangement of clutch for servosystem, including servo motor, motor gear, output gear, second gear and the 3rd gear, it is characterized in that: also include clutch canine tooth, the little tooth of clutch and detent rail axle, described motor gear axis fixes with the rotating shaft of servo motor, motor gear and the second gear are meshed, second gear is arranged over the second driving cog, the 3rd described gear and the second driving cog are meshed, output gear tooth little with described clutch is meshed, the 3rd described gear is arranged over the 3rd driving cog, described clutch canine tooth and the 3rd driving cog are meshed；Described detent rail axle is each passed through clutch canine tooth, the center of the little tooth of clutch, and detent rail axle is provided with the gear of projection, matches with gear in clutch little tooth lower end, gear support the little tooth of clutch.
A kind of arrangement of clutch for servosystem the most according to claim 1, it is characterised in that: it also includes that copper sheathing and spring, described spring are placed in clutch canine tooth, and copper sheathing is positioned at the top of clutch canine tooth, and spring described in pressing is in clutch protection tooth；Described clutch little tooth upper surface is wave profile of tooth, and clutch little tooth upper surface combines with clutch canine tooth lower surface；Being provided with pad between described spring and the little tooth of clutch, spring end is resisted against pad upper surface；Described copper sheathing is arranged over jump ring, and the top of spring fixes through copper sheathing center with jump ring.
A kind of arrangement of clutch for servosystem the most according to claim 2, it is characterised in that: detent rail axle fixes through the center of described copper sheathing and the top of spring, and the top of detent rail axle fixes with jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243065.3U CN205446453U (en) | 2016-03-28 | 2016-03-28 | A clutch for servo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243065.3U CN205446453U (en) | 2016-03-28 | 2016-03-28 | A clutch for servo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446453U true CN205446453U (en) | 2016-08-10 |
Family
ID=56607679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620243065.3U Active CN205446453U (en) | 2016-03-28 | 2016-03-28 | A clutch for servo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446453U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792732A (en) * | 2018-08-03 | 2020-02-14 | 惠州市工藤科技有限公司 | Gear reducer with self-locking mechanism |
| WO2020164505A1 (en) * | 2019-02-13 | 2020-08-20 | 中原内配（上海）电子科技有限公司 | Brake |
| CN113883185A (en) * | 2021-08-29 | 2022-01-04 | 北京工业大学 | Miniature clutch device based on servo control |
-
2016
- 2016-03-28 CN CN201620243065.3U patent/CN205446453U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792732A (en) * | 2018-08-03 | 2020-02-14 | 惠州市工藤科技有限公司 | Gear reducer with self-locking mechanism |
| WO2020164505A1 (en) * | 2019-02-13 | 2020-08-20 | 中原内配（上海）电子科技有限公司 | Brake |
| CN113883185A (en) * | 2021-08-29 | 2022-01-04 | 北京工业大学 | Miniature clutch device based on servo control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |