CN107191578A - It is a kind of to be driven output mechanism, gear-box and the assemble method for being driven output mechanism - Google Patents
It is a kind of to be driven output mechanism, gear-box and the assemble method for being driven output mechanism Download PDFInfo
- Publication number
- CN107191578A CN107191578A CN201710370495.0A CN201710370495A CN107191578A CN 107191578 A CN107191578 A CN 107191578A CN 201710370495 A CN201710370495 A CN 201710370495A CN 107191578 A CN107191578 A CN 107191578A
- Authority
- CN
- China
- Prior art keywords
- axis body
- output
- hole
- shelf
- output shelf
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
- F16H2057/0235—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly specially adapted to allow easy accessibility and repair
Abstract
Output mechanism is driven the invention provides one kind, including axis body and the output shelf being fixed on the axis body, the axis body includes deferent segment, interlude and input section, and the output shelf is provided with through hole, and the input section of the through hole of the output shelf and the axis body is interference fit.Present invention also offers a kind of gear-box.Present invention also offers a kind of assemble method for being driven output mechanism.The beneficial effects of the invention are as follows：Avoid the structure in conventional spline hole, processing technology and precise machining equipment that need not be complicated, the manufacture difficulty of miniature gears case output shaft is significantly reduced, the output of Miniature planetary gear speed reducer is particularly suitable for use in, has the advantages that simple in construction, connection is reliable, easy to process.
Description
Technical field
The present invention relates to machine driving, more particularly to a kind of group for being driven output mechanism, gear-box and transmission output mechanism
Dress method.
Background technology
Planetary reducer has the advantages that speed reducing ratio big, stable drive, noise be small and small volume, in zero, automobile
The fields such as part, smart home, precision instrument have extensive use.
The small torque motion of the high speed of motor is converted into by planetary reducer by one or more levels planetary gears
The rotation of low-speed big.The output end of planetary reducer is connected with load, driving load transmission, and it is born on decelerator
Maximum moment of torsion, it is desirable to higher intensity and rigidity.
The output end of the planetary reducer of prior art is divided into axle output and hole exports two kinds of forms.Hole output adopts
With the mode of splined hole, powered load in the form of splined shaft to insert in splined hole, and this connected mode has easy for installation
Advantage, but there is no axial limiting between splined shaft and hole, axle is easily deviate from from hole when axle is by axial force.The side of axle output
Using structures such as D-shaped axle, key connections more than formula, to prevent axle from using from gear-box abjection axle with output shelf to be integrally formed.Due to axle
The local windrow in part being connected with output shelf, the Density inhomogeneity when method of forming is processed, intensity is poor, particularly powder metallurgy forming
During technique, the intensity of output shaft root is to influence the most important factor of intensity.
Chinese patent 201620128426.X《Miniature gears case and its output shaft》A kind of knockdown output shaft has been separated,
But for the following Miniature planetary gear speed reducers of Φ 10mm, due to small volume, thickness of thin and can not be set Step Shaft processing difficulties
Stepped hole.
The content of the invention
In order to solve the problems of the prior art, the invention provides one kind transmission output mechanism, gear-box and transmission are defeated
Go out the assemble method of mechanism.
Output mechanism, including axis body and the output shelf being fixed on the axis body are driven the invention provides one kind, it is described
Axis body includes deferent segment, interlude and input section, and the output shelf is provided with through hole, the through hole of the output shelf and the axis body
Input section for interference fit.
As a further improvement on the present invention, the side of the through hole is provided with the double wedge of circular arc, the path of the double wedge
Less than the diameter of the input section.
As a further improvement on the present invention, the input section is oriented to oblique close to the side of the deferent segment provided with first
Provided with the second guiding surface being engaged with first guiding surface at face, the aperture of the through hole of the output shelf.
As a further improvement on the present invention, the axis body is in step-like, the diameter of the deferent segment and the interlude
Identical, the diameter of the deferent segment is less than the diameter of the input section, and the deferent segment is D types section, and the interlude is provided with
Annular groove, the interlude, input section are cylinder.
As a further improvement on the present invention, the case hardness of the output shelf is more than the case hardness of the axis body.
As a further improvement on the present invention, the output shelf is disc, the axis of the through hole and the output shelf
The center of circle coincide, the output shelf provided with positioning side, the positioning side be locating notch, the output shelf be provided with planet
Axle.
Present invention also offers a kind of gear-box, including as described above any one of transmission output mechanism.
As a further improvement on the present invention, including inner tooth shell and end cap, the inner tooth shell is provided with bearing, the axis body
It is arranged on the bearing, the output shelf is arranged in the inner tooth shell, the end cap is connected with motor, the motor connection
There is motor gear, the motor gear is connected with planetary gear, and the planetary gear is connected with the output shelf.
Present invention also offers a kind of assemble method for being driven output mechanism, by the deferent segment of axis body from the through hole of output shelf
Pass through, when the first guiding surface of input section of axis body is in contact with the second guiding surface of the through hole of output shelf, by
Axis body applies axial compressive force, and the input section of axis body is forced in press-in through hole, the case hardness of output shelf is more than the table of axis body
Double wedge compressing axis body in surface hardness, through hole, groove is extruded on axis body, and the material of groove is expressed into one end is simultaneously formed
Projection, when axis body end face is concordant with output shelf end face, is completed.
The beneficial effects of the invention are as follows：Pass through such scheme, it is to avoid the structure in conventional spline hole, it is not necessary to it is complicated plus
Work technique and precise machining equipment, significantly reduce the manufacture difficulty of miniature gears case output shaft, are particularly suitable for use in miniature planet tooth
The output of wheel decelerator, has the advantages that simple in construction, connection is reliable, easy to process.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram for the axis body for being driven output mechanism of the present invention.
Fig. 2 is a kind of schematic diagram for the output shelf for being driven output mechanism of the present invention.
Fig. 3 is a kind of front view for being driven output mechanism of the present invention.
Fig. 4 is Fig. 3 profile G-G.
Fig. 5 is Fig. 4 partial enlarged drawing A.
Fig. 6 is a kind of schematic diagram for the assemble method for being driven output mechanism of the present invention.
Fig. 7 is that a kind of assemble method for being driven output mechanism of the present invention is completed schematic diagram.
Fig. 8 is a kind of diagrammatic cross-section of gear-box of the invention.
Embodiment
The invention will be further described for explanation and embodiment below in conjunction with the accompanying drawings.
As shown in Figures 1 to 5, a kind of transmission output mechanism, including axis body 9 and the output shelf being fixed on the axis body 9
10, the axis body 9 includes deferent segment 901, interlude 902 and input section 903, and the output shelf 10 is provided with through hole 5, described defeated
It is interference fit to go out the through hole 5 of frame 10 with the input section 903 of the axis body 9.
As shown in Figures 1 to 5, the entirety of axis body 9 is in Step Shaft, and the side of deferent segment 901 is provided with connection position, and section is D
Tee section 1, diameter is smaller；Interlude 902 is in cylinder, and diameter is identical with deferent segment 901；Input section 903 is in cylinder, diameter
Slightly larger than deferent segment 901.Interlude 902 sets annular groove 2.Input section 903 is provided with the first guiding close to the side of deferent segment 901
Inclined-plane 11.
Output shelf 10 is in disk form, and there is through hole 5 at the middle part of output shelf 10, and through hole 5 has the double wedge 7 of a large amount of circular arcs.Double wedge 7
Path be slightly less than axis body 9 input section 903 diameter, the diameter of the big footpath of double wedge 7 slightly larger than the input section 903 of axis body 9.It is logical
The side of hole 5 is provided with the second guiding surface 12.
The material of axis body 9 and output shelf 10 has different, wherein, the case hardness of the material of axis body 9 is softer, output shelf
The case hardness of 10 materials is harder.
As shown in figure 8, a kind of gear-box, including as described above any one of transmission output mechanism and inner tooth shell 15,
End cap 17, the inner tooth shell 15 is provided with bearing 20, and the axis body 9 is arranged on the bearing 20, and the output shelf 10 is set
In the inner tooth shell 15, the end cap 17 is connected with motor 18, and the motor 18 is connected with motor gear 19, the motor gear
Wheel 19 is connected with planetary gear 16, and the planetary gear 16 is connected with the output shelf 10.
As shown in Figure 6 to 7, it is a kind of be driven output mechanism assemble method, during assembling, by the deferent segment 901 of axis body 9 from
Pass, when the first guiding surface 11 of axis body 9 is contacted with the second guiding surface 12 of through hole 5, lead in the through hole 5 of output shelf 10
Cross to axis body 9 and apply axial compressive force, axis body 9 is forced in press-in through hole 5.Because the case hardness of through hole 5 is harder, axis body 9 is led to
The double wedge 7 in hole 5 extrudes groove 3, while the material of groove 3 is extruded to axis body 9 close to the side of input section 903, forms projection 4.
As shown in fig. 7, when axis body end face 13 is concordant with output shelf end face 14, press-in is completed.
After axis body 9 and output shelf 10 are by force combination, axis body 9 is passed from the delivery outlet of inner tooth shell 15 of gear-box,
Then, snap ring 21 is installed in the annular groove 2 of axis body 9, the other parts in the inner tooth shell 15 of gear-box are finally installed.
A kind of transmission output mechanism, gear-box and the assemble method for being driven output mechanism that the present invention is provided, pass through axis body 9
The soft or hard cooperation of the magnitude of interference, material with through hole 5, is integrally formed, part is few, simple in construction in axial compressive force effect the following group；Pass through
Axial compressive force is pressed into, and compression distance is limited with axis body end face 13, and assembling equipment is simple, easy to operate；10 groups of axis body 9 and output shelf
After conjunction, connected by a large amount of double wedges 7, groove, can reliably transmit rotation, axially connected by a large amount of projections 4, while being provided with card
Ring 21, can be effectively prevented from axis body 9 and sink into and deviate to outside gear-box to gear-box.First guiding surface 11, second are led
To the handling ease of inclined-plane 12, meanwhile, projection 4 of the axis body 9 after press-in self-assembling formation in process of press in, it is not necessary to which complicated adds
Work technique and precise machining equipment, significantly reduce the manufacture difficulty of miniature gears case output shaft.
By taking Φ 4mm miniature gears casees as an example, axis body 9 uses 3Cr13 materials, and case hardness HRV300, output shelf 10 is used
NiFeO4 Fe-Ni Alloy Powder injection moldings, the magnitude of interference about 0.04mm of axis body 9 and the double wedge 7 of through hole 5, output shaft can be transmitted
170gcm rotation torques.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (9)
1. one kind transmission output mechanism, it is characterised in that：Including axis body and the output shelf being fixed on the axis body, the axis body
Including deferent segment, interlude and input section, the output shelf is provided with through hole, and the through hole of the output shelf is defeated with the axis body
It is interference fit to enter section.
2. transmission output mechanism according to claim 1, it is characterised in that：The side of the through hole is convex provided with circular arc
Tooth, the path of the double wedge is less than the diameter of the input section.
3. transmission output mechanism according to claim 1, it is characterised in that：The input section close to the deferent segment one
Side is provided with the first guiding surface, the aperture of the through hole of the output shelf provided with second be engaged with first guiding surface
Guiding surface.
4. transmission output mechanism according to claim 1, it is characterised in that：The axis body is in step-like, the deferent segment
Identical with the diameter of the interlude, the diameter of the deferent segment is less than the diameter of the input section, and the deferent segment is that D types are cut
Face, the interlude is provided with annular groove, and the interlude, input section are cylinder.
5. transmission output mechanism according to claim 1, it is characterised in that：The case hardness of the output shelf is more than described
The case hardness of axis body.
6. according to the transmission output mechanism described in claim 1, it is characterised in that：The output shelf is disc, the through hole
Axis and the center of circle of the output shelf coincide, and the output shelf is provided with positioning side, and the positioning side is locating notch, described
Output shelf is provided with planet axis.
7. a kind of gear-box, it is characterised in that：Including the transmission output mechanism as any one of claim 1 to 6.
8. according to the gear-box described in claim 7, it is characterised in that：Including inner tooth shell and end cap, the inner tooth shell is provided with axle
Hold, the axis body is arranged on the bearing, the output shelf is arranged in the inner tooth shell, the end cap is connected with motor,
The motor is connected with motor gear, and the motor gear is connected with planetary gear, and the planetary gear connects with the output shelf
Connect.
9. a kind of assemble method for being driven output mechanism, it is characterised in that：The deferent segment of axis body is passed through from the through hole of output shelf,
When the first guiding surface of input section of axis body is in contact with the second guiding surface of the through hole of output shelf, by being applied to axis body
Plus axial compressive force, the input section of axis body is forced in press-in through hole, the case hardness of output shelf is more than the case hardness of axis body,
Double wedge compressing axis body in through hole, groove is extruded on axis body, and the material of groove is expressed into one end simultaneously forms projection, when
When axis body end face is concordant with output shelf end face, it is completed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710370495.0A CN107191578B (en) | 2017-05-23 | 2017-05-23 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
| PCT/CN2018/093752 WO2018214983A1 (en) | 2017-05-23 | 2018-06-29 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710370495.0A CN107191578B (en) | 2017-05-23 | 2017-05-23 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107191578A true CN107191578A (en) | 2017-09-22 |
| CN107191578B CN107191578B (en) | 2023-08-01 |
Family
ID=59874902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710370495.0A Active CN107191578B (en) | 2017-05-23 | 2017-05-23 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107191578B (en) |
| WO (1) | WO2018214983A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214983A1 (en) * | 2017-05-23 | 2018-11-29 | 深圳市兆威机电股份有限公司 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
| CN109250151A (en) * | 2018-08-08 | 2019-01-22 | 上海宇航系统工程研究所 | A kind of control of loading moment and self-locking device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001099242A (en) * | 1999-09-27 | 2001-04-10 | Sayama Precision Ind Co | Small-sized planetary gear drive |
| CN202834021U (en) * | 2012-09-21 | 2013-03-27 | 常熟市华德粉末冶金有限公司 | Powder metallurgy planet carrier |
| CN204878679U (en) * | 2015-08-14 | 2015-12-16 | 重庆齿轮箱有限责任公司 | Gear box and planetary gear mechanism thereof |
| CN205503951U (en) * | 2016-02-18 | 2016-08-24 | 深圳市兆威机电有限公司 | Micro -gear case and output shaft thereof |
| CN205503933U (en) * | 2016-03-21 | 2016-08-24 | 深圳市兆威机电有限公司 | Micro -gear case and shell structure thereof |
| CN206092878U (en) * | 2016-10-20 | 2017-04-12 | 河源市山峰金属制品有限公司 | A small -size lightweight gear assembly for car transfer case |
| CN206845855U (en) * | 2017-05-23 | 2018-01-05 | 深圳市兆威机电有限公司 | It is a kind of to be driven output mechanism and the gear-box with the transmission output mechanism |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000337457A (en) * | 1999-05-28 | 2000-12-05 | Hitachi Constr Mach Co Ltd | Reduction gear |
| JP3973009B2 (en) * | 2001-02-14 | 2007-09-05 | 株式会社エンプラス | Planetary gear set |
| CN202550793U (en) * | 2012-04-24 | 2012-11-21 | 李青云 | Bidirectional brake planet gearbox |
| CN204210452U (en) * | 2014-10-27 | 2015-03-18 | 常州市诚利电子有限公司 | Brake motor and apply the vehicle antilocking braking system of this brake motor |
| CN104500703B (en) * | 2014-12-26 | 2017-03-29 | 南京高速齿轮制造有限公司 | The outfan of wind driven generator yaw and variable propeller gearbox |
| CN107191578B (en) * | 2017-05-23 | 2023-08-01 | 深圳市兆威机电股份有限公司 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
-
2017
- 2017-05-23 CN CN201710370495.0A patent/CN107191578B/en active Active
-
2018
- 2018-06-29 WO PCT/CN2018/093752 patent/WO2018214983A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001099242A (en) * | 1999-09-27 | 2001-04-10 | Sayama Precision Ind Co | Small-sized planetary gear drive |
| CN202834021U (en) * | 2012-09-21 | 2013-03-27 | 常熟市华德粉末冶金有限公司 | Powder metallurgy planet carrier |
| CN204878679U (en) * | 2015-08-14 | 2015-12-16 | 重庆齿轮箱有限责任公司 | Gear box and planetary gear mechanism thereof |
| CN205503951U (en) * | 2016-02-18 | 2016-08-24 | 深圳市兆威机电有限公司 | Micro -gear case and output shaft thereof |
| CN205503933U (en) * | 2016-03-21 | 2016-08-24 | 深圳市兆威机电有限公司 | Micro -gear case and shell structure thereof |
| CN206092878U (en) * | 2016-10-20 | 2017-04-12 | 河源市山峰金属制品有限公司 | A small -size lightweight gear assembly for car transfer case |
| CN206845855U (en) * | 2017-05-23 | 2018-01-05 | 深圳市兆威机电有限公司 | It is a kind of to be driven output mechanism and the gear-box with the transmission output mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214983A1 (en) * | 2017-05-23 | 2018-11-29 | 深圳市兆威机电股份有限公司 | Transmission output mechanism, gear box and assembly method of transmission output mechanism |
| CN109250151A (en) * | 2018-08-08 | 2019-01-22 | 上海宇航系统工程研究所 | A kind of control of loading moment and self-locking device |
| CN109250151B (en) * | 2018-08-08 | 2021-06-18 | 上海宇航系统工程研究所 | Loading moment control and self-locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107191578B (en) | 2023-08-01 |
| WO2018214983A1 (en) | 2018-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4922179B2 (en) | Joint outer member of constant velocity joint used for wheel hub / joint unit | |
| DE102012021536A1 (en) | COASTER AND ENGINE BRAKES WITH THE SAME | |
| DE102012022370A1 (en) | Decelerator and Motor Brake with the Same | |
| JP2008519947A5 (en) | ||
| CN107191578A (en) | It is a kind of to be driven output mechanism, gear-box and the assemble method for being driven output mechanism | |
| CN107878664B (en) | Through shaft type miniature hub motor of electric bicycle | |
| CN104797487B (en) | Power steering gear | |
| CN206845855U (en) | It is a kind of to be driven output mechanism and the gear-box with the transmission output mechanism | |
| CN203009785U (en) | Driven bevel gear and bearing shell assembly used for electric machine drive axle | |
| CN107575539B (en) | A kind of Novel end face transmission device with double reduction function | |
| CN206668899U (en) | A kind of new inter-wheel differential assembly | |
| CN214985617U (en) | End surface internal circulation ball type electric power steering gear | |
| CN108071751A (en) | A kind of withdrawal straightening machine large torque speed reducer | |
| CN201396364Y (en) | Power output spline shaft of tractor | |
| CN108374877B (en) | Bearing and harmonic integrated ultra-small harmonic reducer | |
| CN203957725U (en) | A kind of friction welding semiaxis | |
| CN103129369B (en) | A kind of dynamic coupling device for hybrid vehicle | |
| CN207339556U (en) | Motor reducer all-in-one machine | |
| CN208503425U (en) | A kind of planetary reducer of changeable transmission series | |
| CN214838330U (en) | Miniaturized planetary gear transmission mechanism based on duplicate gear | |
| CN206290672U (en) | A kind of precision gear | |
| CN207393320U (en) | A kind of non-rice habitats engine PTO wheel train structures | |
| CN206958175U (en) | The bearing and gear integrated structure of a kind of unit head | |
| CN206309894U (en) | A kind of accurate lamination gear | |
| CN2934007Y (en) | Spool assembly of rack and pinion power steering gear |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 518000 Guangdong Shenzhen Baoan District Fuyong Street white stone dragon dragon temple industrial zone 18 Applicant after: SHENZHEN ZHAOWEI MACHINERY&ELECTRONICS Co.,Ltd. Address before: 518000 18 Dragon King Temple Industrial Park, Fuyong Town, Baoan District, Shenzhen, Guangdong Applicant before: Shenzhen Zhaowei Machinery&electronics Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |