CN205190701U - Doublestage planet executor - Google Patents
Doublestage planet executor Download PDFInfo
- Publication number
- CN205190701U CN205190701U CN201520996105.7U CN201520996105U CN205190701U CN 205190701 U CN205190701 U CN 205190701U CN 201520996105 U CN201520996105 U CN 201520996105U CN 205190701 U CN205190701 U CN 205190701U
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- CN
- China
- Prior art keywords
- planet
- planetary
- bearing
- pinion
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a doublestage planet executor. Including motor element and casing, the casing docks the rigid coupling with motor element's shell, is equipped with the one -level planet subassembly and the second grade planet subassembly of series connection in the front portion of casing, one -level planet subassembly is equipped with the bearing frame that has the bearing including fixing the planet box in the casing at the middle part of planet box, includes still that the rear end rigid coupling has planet dish, front end to have an one -level axis of tooth, and a plurality of planetary gear are installed to the inner circle rigid coupling of the centraxonial middle part of one -level and bearing on the astrolabe of being expert at, the tip of motor element's motor shaft is equipped with the tooth and is connected with each planetary gear meshing, second grade planet subassembly is equipped with the bearing frame that has the bearing at the middle part of planet box including fixing the planet box at the end part of the housing, includes still that the rear end rigid coupling has planet dish, front end to have the output shaft of tooth, and a plurality of planetary gear are installed at the middle part of output shaft and the inner circle rigid coupling of bearing on the astrolabe of being expert at, the centraxonial tip of one -level is connected with each planetary gear meshing.
Description
Technical field
The utility model belongs to electric actuator technical field, particularly relates to a kind of double-pinion planetary final controlling element.
Background technique
Stroke 90 ° of electric actuator travel times in existing angle are 30s, and the reduction speed ratio of final controlling element planetary reducer that can be current does not reach requirement, must redesign in deceleration system.The reducing gear design of existing electric actuator is complicated, and overall assembly technology is loaded down with trivial details, is not easy to dismounting maintenance.
Model utility content
The utility model for solve in known technology the technical problem that exists and provide a kind of structure simple, be convenient to the double-pinion planetary final controlling element that assembles and dismounting is safeguarded.
The technological scheme that the utility model is taked for the technical problem existed in solution known technology is: a kind of double-pinion planetary final controlling element comprises electric machine assembly and housing, housing docks affixed with the shell of electric machine assembly, is provided with the primary planet assembly of connecting step by step between the motor shaft of electric machine assembly and secondary planet assembly in the front portion of housing; Primary planet assembly comprises the planet casing be fixed in housing, the bearing support with bearing is provided with at the middle part of planet casing, also comprise rear end and be connected with planetary plate, front end with the one-level axis of tooth, the middle part of one-level axis and the inner ring of bearing affixed, planetary plate is provided with by axle the planetary pinion at multiple circumferential equal angles interval; The end of the motor shaft of electric machine assembly is provided with tooth and is connected with a joggle with each planetary pinion; Secondary planet assembly comprises the planet casing being fixed on shell end, the bearing support with bearing is provided with at the middle part of planet casing, also comprise rear end and be connected with planetary plate, front end with the output shaft of tooth, the middle part of output shaft and the inner ring of bearing affixed, planetary plate is provided with by axle the planetary pinion at multiple circumferential equal angles interval; End and each planetary pinion of one-level axis are connected with a joggle; In the outer end of output shaft, driving gear is installed.
Advantage of the present utility model and good effect are: the utility model provides a kind of double-pinion planetary final controlling element of structural design advantages of simple, compared with existing final controlling element, by setting up secondary planet assembly on the basis of original primary planet assembly in the technical program, achieve a kind of electric actuator structure of double reduction mechanism, larger reduction speed ratio can be obtained, be more applicable for special operation condition.Be arranged in its planet casing by each parts that each parts arranging secondary planet assembly are arranged in its planet casing, arrange primary planet assembly, and primary planet assembly and secondary planet Components integrationization be arranged on shell end and inner chamber, improve the compactedness of whole apparatus structure, ensure that the convenience that assembling and dismounting are safeguarded.This structure increases moment, save space, make motor more laborsaving, reduce noise, improve operational efficiency.
Preferably: be provided with bearing support at the middle part of housing rear end, be provided with bearing support in the bottom centre of the shell of electric machine assembly, in above-mentioned two bearing supports, be all provided with bearing, the two ends of the motor shaft of electric machine assembly are affixed with the inner ring of two bearings respectively.
Preferably: be provided with shaft retaining ring in the outer end of one-level axis, in the bearing support in the middle part of planet casing, be provided with hole back-up ring, between each planetary pinion and place planetary plate, be provided with packing ring.
Preferably: be provided with hole back-up ring in the bearing support in the middle part of the planet casing of secondary planet assembly, between each planetary pinion and place planetary plate, be provided with packing ring.
Preferably: the planet casing of primary planet assembly adopts multiple screw being distributed in edge to be fixedly connected with housing, and screw is also arranged with spring washer.
Preferably: the planet casing of secondary planet assembly adopts multiple screw being distributed in edge to be fixedly connected with housing, and screw is also arranged with spring washer.
Preferably: housing adopts multiple long spiro nail to be fixedly connected with the shell of electric machine assembly.
Preferably: driving gear is helical gear.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model;
Fig. 2 is external structure schematic diagram of the present utility model;
Fig. 3 is the cross section structure schematic diagram of secondary planet assembly of the present utility model;
Fig. 4 is the end-face structure schematic diagram of secondary planet assembly of the present utility model;
Fig. 5 is the cross section structure schematic diagram of primary planet assembly of the present utility model.
In figure: 1, secondary planet assembly; 2, long spiro nail; 3, electric machine assembly; 4, housing; 5, flat key; 6, planetary pinion; 7, axle; 8, packing ring; 9, output shaft; 10, planet casing; 11, hole back-up ring; 12, bearing; 13, driving gear; 14, shaft retaining ring; 15, spring washer; 16, screw; 17, one-level axis; 18, shaft retaining ring; 19, bearing; 20, hole back-up ring; 21, planet casing; 22, planetary pinion; 23, packing ring; 24, axle; 25, spring washer; 26, screw; 27, primary planet assembly.
Embodiment
For summary of the invention of the present utility model, Characteristic can be understood further, hereby lift following examples and be described in detail as follows:
Refer to Fig. 1 and Fig. 2, the utility model comprises electric machine assembly 3 and housing 4, and housing 4 docks affixed with the shell of electric machine assembly 3, is provided with the primary planet assembly 27 of connecting step by step between the motor shaft of electric machine assembly 3 and secondary planet assembly 1 in the front portion of housing 4.
In the present embodiment, be provided with bearing support, be provided with bearing support in the bottom centre of the shell of electric machine assembly 3 at the middle part of housing 4 rear end, in above-mentioned two bearing supports, be all provided with bearing, the two ends of the motor shaft of electric machine assembly 3 are affixed with the inner ring of two bearings respectively.Housing 4 adopts multiple long spiro nail 2 to be fixedly connected with the shell of electric machine assembly 3.
Refer to Fig. 5, primary planet assembly 27 comprises the planet casing 21 be fixed in housing 4, is provided with the bearing support with bearing 19 at the middle part of planet casing 21; Also comprise rear end and be connected with planetary plate, front end with the one-level axis 17 of tooth, the middle part of one-level axis 17 and the inner ring of bearing 19 affixed, planetary plate is provided with by axle 24 planetary pinion 22 at multiple circumferential equal angles interval.The end of the motor shaft of electric machine assembly 3 is provided with tooth and is connected with a joggle with each planetary pinion 22.Planetary plate circle distribution three holes, three spaced its end faces of axle 24 of equal angles are riveted with planetary plate and are connected.
In the present embodiment, be provided with shaft retaining ring 18 in the outer end of one-level axis 17, in the bearing support in the middle part of planet casing 21, be provided with hole back-up ring 20, between each planetary pinion 22 and place planetary plate, be provided with packing ring 23.Packing ring 23 and axle 24 Spielpassung, with planetary pinion 22 interference fit.
In the present embodiment, the planet casing 21 of primary planet assembly 27 adopts multiple screw 26 being distributed in edge to be fixedly connected with housing 4, and screw 26 is also arranged with spring washer 25, and screw 26 is chosen for socket head screw.
Refer to Fig. 3 and Fig. 4, secondary planet assembly 1 comprises the planet casing 10 being fixed on housing 4 end, is provided with the bearing support with bearing 12 at the middle part of planet casing 10; Also comprise rear end and be connected with planetary plate, front end with the output shaft 9 of tooth, the middle part of output shaft 9 and the inner ring of bearing 12 affixed, planetary plate is provided with by axle 7 planetary pinion 6 at multiple circumferential equal angles interval; End and each planetary pinion 6 of one-level axis 17 are connected with a joggle.Planetary plate circle distribution three holes, three spaced its end faces of axle 7 of equal angles are riveted with planetary plate and are connected.
In the present embodiment, in the bearing support in the middle part of the planet casing 10 of secondary planet assembly 1, be provided with hole back-up ring 11, between each planetary pinion 6 and place planetary plate, be provided with packing ring 8.Packing ring 8 and axle 7 Spielpassung, with planetary pinion 6 interference fit.
In the present embodiment, the planet casing 10 of secondary planet assembly 1 adopts multiple screw 16 being distributed in edge to be fixedly connected with housing 4, and screw 16 is also arranged with spring washer 15, and screw 16 is chosen for socket head screw.
In the outer end of output shaft 9, driving gear 13 is installed.In the present embodiment, driving gear 13 is chosen for helical gear, adopts flat key 5 to be arranged on the outer end of output shaft 9, output shaft 9 is also provided with shaft retaining ring 14.
Above an embodiment of the technical program has been described in detail, but described content being only the preferred embodiment of the technical program, the practical range for limiting the technical program can not being considered to.All equalization changes done according to the technical program application range with improve, within the patent covering scope that still all should belong to the technical program.
Claims (8)
1. a double-pinion planetary final controlling element, it is characterized in that: comprise electric machine assembly (3) and housing (4), housing (4) docks affixed with the shell of electric machine assembly (3), is provided with the primary planet assembly (27) of connecting step by step between the motor shaft of electric machine assembly (3) and secondary planet assembly (1) in the front portion of housing (4);
Primary planet assembly (27) comprises the planet casing (21) be fixed in housing (4), the bearing support with bearing (19) is provided with at the middle part of planet casing (21), also comprise rear end and be connected with planetary plate, front end with the one-level axis (17) of tooth, the middle part of one-level axis (17) and the inner ring of bearing (19) affixed, planetary plate is provided with the planetary pinion (22) at multiple circumferential equal angles interval by axle (24); The end of the motor shaft of electric machine assembly (3) is provided with tooth and is connected with a joggle with each planetary pinion (22);
Secondary planet assembly (1) comprises the planet casing (10) being fixed on housing (4) end, the bearing support with bearing (12) is provided with at the middle part of planet casing (10), also comprise rear end and be connected with planetary plate, front end with the output shaft (9) of tooth, the middle part of output shaft (9) and the inner ring of bearing (12) affixed, planetary plate is provided with the planetary pinion (6) at multiple circumferential equal angles interval by axle (7); End and each planetary pinion (6) of one-level axis (17) are connected with a joggle;
In the outer end of output shaft (9), driving gear (13) is installed.
2. double-pinion planetary final controlling element as claimed in claim 1, it is characterized in that: be provided with bearing support at the middle part of housing (4) rear end, bearing support is provided with in the bottom centre of the shell of electric machine assembly (3), in above-mentioned two bearing supports, be all provided with bearing, the two ends of the motor shaft of electric machine assembly (3) are affixed with the inner ring of two bearings respectively.
3. double-pinion planetary final controlling element as claimed in claim 1, it is characterized in that: be provided with shaft retaining ring (18) in the outer end of one-level axis (17), in the bearing support at planet casing (21) middle part, be provided with hole back-up ring (20), between each planetary pinion (22) and place planetary plate, be provided with packing ring (23).
4. double-pinion planetary final controlling element as claimed in claim 1, it is characterized in that: in the bearing support at planet casing (10) middle part of secondary planet assembly (1), be provided with hole back-up ring (11), between each planetary pinion (6) and place planetary plate, be provided with packing ring (8).
5. double-pinion planetary final controlling element as claimed in claim 1, it is characterized in that: the planet casing (21) of primary planet assembly (27) adopts multiple screw (26) being distributed in edge to be fixedly connected with housing (4), and screw (26) is also arranged with spring washer (25).
6. double-pinion planetary final controlling element as claimed in claim 1, it is characterized in that: the planet casing (10) of secondary planet assembly (1) adopts multiple screw (16) being distributed in edge to be fixedly connected with housing (4), and screw (16) is also arranged with spring washer (15).
7. double-pinion planetary final controlling element as claimed in claim 1, is characterized in that: housing (4) adopts multiple long spiro nail (2) to be fixedly connected with the shell of electric machine assembly (3).
8. double-pinion planetary final controlling element as claimed in claim 1, is characterized in that: driving gear (13) is helical gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520996105.7U CN205190701U (en) | 2015-12-03 | 2015-12-03 | Doublestage planet executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520996105.7U CN205190701U (en) | 2015-12-03 | 2015-12-03 | Doublestage planet executor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190701U true CN205190701U (en) | 2016-04-27 |
Family
ID=55783694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520996105.7U Expired - Fee Related CN205190701U (en) | 2015-12-03 | 2015-12-03 | Doublestage planet executor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351494A (en) * | 2015-12-03 | 2016-02-24 | 天津市津达执行器有限公司 | Two-stage planetary actuator |
-
2015
- 2015-12-03 CN CN201520996105.7U patent/CN205190701U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351494A (en) * | 2015-12-03 | 2016-02-24 | 天津市津达执行器有限公司 | Two-stage planetary actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20181203 |