CN107989970A - Friction type stepless speed changer - Google Patents
Friction type stepless speed changer Download PDFInfo
- Publication number
- CN107989970A CN107989970A CN201810013786.9A CN201810013786A CN107989970A CN 107989970 A CN107989970 A CN 107989970A CN 201810013786 A CN201810013786 A CN 201810013786A CN 107989970 A CN107989970 A CN 107989970A
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- CN
- China
- Prior art keywords
- input
- output
- steel ball
- annulus
- friction
- 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.)
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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
- F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
- F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
- F16H15/04—Gearings providing a continuous range of gear ratios
- F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
-
- 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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/04—Smoothing ratio shift
Abstract
The invention discloses a kind of friction type stepless speed changer, it is characterized in that：Including regulating module, speed change component, clutch component, input module, output precision；The regulating module includes cylindricality gear, eccentric gear；The speed change component includes input stator, steel ball component, main shaft, idle pulley, output stator, wherein steel ball component includes steel ball, axis pin, bearing, and steel ball is cased with bearing centered on axis pin on axis pin, rotate steel ball free, steel ball component is arranged between output stator and input stator in pairs；The clutch component includes input friction tooth form annulus, input roller bearing, input friction traction annulus, output friction tooth form annulus, output roller bearing, output friction traction annulus；The input module includes flywheel, driving flywheel；The output precision includes shell.Phenomena such as present invention solves interim card, and speed change is unstable, it is possible to achieve the steady transmission under different operating modes in speed-change process.
Description
Technical field
The present invention relates to a kind of drive transmission device, is related to variable speed field.
Background technology
Bicycle, electric car is generally simple with chain drive structure, and reliability is high, suitable under varying environment.In recent years by
In transmission field technological innovation, there is gearshift function bicycle to push in market, be subject to many for more and more big gear ratio
The welcome of young man.
For chain drive, shortcoming is also apparent easy to wear, and easily elongation, transmission stability is poor, and when operating can produce
Raw additional dynamic load, vibration, impact and noise, are not preferably used in rapidly reverse transmission, while be subject to bicycle structure yet
Limitation, it is impossible to release the transmission device of more large speed ratio.
The content of the invention
It is an object of the invention to provide a kind of frictional nothing being steadily driven realized under different operating modes in speed-change process
Level speed changer.
The present invention technical solution be：
A kind of friction type stepless speed changer, it is characterized in that：Including regulating module, speed change component, clutch component, input module, defeated
Go out component；The regulating module includes cylindricality gear, eccentric gear；The speed change component includes input stator, steel ball component, master
Axis, idle pulley, output stator, wherein steel ball component include steel ball, axis pin, bearing, and steel ball is cased with axis centered on axis pin on axis pin
Hold, rotate steel ball free, steel ball component is arranged between output stator and input stator in pairs；The clutch component includes defeated
Enter to rub tooth form annulus, input roller bearing, input friction traction annulus, output friction tooth form annulus, output roller bearing, defeated
Go out friction traction annulus；The input module includes flywheel, driving flywheel；The output precision includes shell；
The structure of speed change component：Output stator is fixed on main shaft, and input stator sleeve can swing on main shaft；It is defeated
Enter stator and output stator and be all provided with symmetrical helicla flute, steel ball both ends axis pin can input stator, output stator it is spiral
Slided in groove；Due to inputting the rotation of stator, steel ball is set to form different angles from main shaft, so that steel ball angle change, obtains
To different rotation rounds；Idle pulley is in contact with steel ball, and is arranged in the center of steel ball component；
The structure of clutch component：There is input roller bearing between input friction tooth form annulus and input friction traction annulus, input
The tooth form that rubs annulus, input friction traction annulus are in flank of tooth form with the contact surface for inputting roller bearing roller, input Roller Shaft
Bearing roller is in contact with inputting friction tooth form annulus and the input friction traction annulus flank of tooth, since flank of tooth tooth form is with curve change
Change, roller be moved to highs and lows when, the thickness of whole clutch component produces change, and since input rubs tooth form
Annulus is in contact with steel ball, clutch component thickness change, the frictional force that input friction tooth form annulus is contacted with steel ball is produced change
Change；There are output roller bearing, output friction tooth form annulus, output between output friction tooth form annulus and output friction traction annulus
Friction traction annulus is in flank of tooth form with the contact surface for exporting roller bearing roller, output roller bearing roller and output friction teeth
Shape annulus and the output friction traction annulus flank of tooth are in contact, and since flank of tooth tooth form carries curvilinear motion, roller is moved to peak
With minimum point when, the thickness of whole clutch component produces change, and since output friction tooth form annulus is in contact with steel ball, from
Seaming element thickness change, makes the frictional force that output friction tooth form annulus is contacted with steel ball produce change；
The structure of regulating module：Cylindricality gear and eccentric gear are meshed, and the rotation of cylindricality gear drives eccentric gear rotation, due to
Eccentric gear is connected with input stator, all to drive input stator rotation, so that the angle of steel ball produces change；
Input module, output precision structure：Flywheel is in contact with driving flywheel, and driving flywheel is connected with input friction traction annulus
Connect, input friction traction annulus drives input roller bearing to rotate, and input roller bearing is in contact with input friction tooth form annulus
So that power is passed to the input side of steel ball, outlet side, output friction profile of tooth ring and steel ball are delivered to by the frictional force with steel ball
Other end be in contact, so that frictional force is delivered to output friction traction annulus, output friction traction annulus and outer shell phase
Connection, so as to frictional force is delivered on shell, so that shell produces the change of speed.
The steel ball component includes 3-6 to steel ball.
Idle pulley is installed on main shaft, and for a pair of of roller bearing, input stator, output stator are installed on idle pulley both sides.
The present invention makes the change of the steel ball generation angle in speed change component by regulating module, so that steel ball obtains difference
Rotation round, the different rotation rounds of steel ball make the clutch component of both sides obtain different frictional force, so as to be input group
Part and output precision obtain different fast ratios, this speed is than being stepless.In the case where main shaft is fixed, columnar tooth is adjusted
Wheel, rotates eccentric gear, and eccentric gear rotates, and drives input stator rotation, so that the angle of steel ball produces change, makes to rub
Wipe power and produce change, so as to solve interim card, phenomena such as speed change is unstable.It can realize steady in speed-change process under different operating modes
Transmission.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structure diagram of one embodiment of the invention.
Fig. 2 is the structure diagram of output stator.
Fig. 3 is the structure diagram for inputting stator.
Fig. 4 is the structure diagram of regulating module.
Fig. 5 is the A-A profiles of Fig. 4.
Fig. 6 is input module structure diagram.
The structure diagram of output precision is identical with input module structure diagram.
Fig. 7 is the B-B profiles of Fig. 6.
Fig. 8 is driving flywheel and input friction annulus attachment structure schematic diagram.
Embodiment
A kind of friction type stepless speed changer, including regulating module, speed change component, clutch component, input module, output group
Part；The regulating module includes cylindricality gear 1, eccentric gear 14；The speed change component include input stator 3, steel ball component 4,
Main shaft 5, idle pulley 10, output stator 6, wherein steel ball component include steel ball, axis pin, bearing, and steel ball is centered on axis pin, on axis pin
Bearing is cased with, rotates steel ball free, steel ball component is arranged between output stator and input stator in pairs；The clutch component
Including input friction tooth form annulus 11, input roller bearing 12, input friction traction annulus 13, output friction tooth form annulus 7, defeated
Go out roller bearing 8, output friction traction annulus 9；The input module includes flywheel 16, driving flywheel 15；The output precision
Including shell 17, lid 2；
The structure of speed change component：Output stator is fixed on main shaft, and input stator sleeve can swing on main shaft；It is defeated
Enter stator and output stator has symmetrical helicla flute 18,19, steel ball both ends axis pin can be in input stator, output stator
Helicla flute in slide；Due to inputting the rotation of stator, steel ball is set to form different angles from main shaft, so that steel ball angle becomes
Change, obtain different rotation rounds；Idle pulley is in contact with steel ball, and is arranged in the center of steel ball component；
The structure of clutch component：There is input roller bearing between input friction tooth form annulus and input friction traction annulus, input
The tooth form that rubs annulus, input friction traction annulus are in flank of tooth form with the contact surface for inputting roller bearing roller, input Roller Shaft
Bearing roller is in contact with inputting friction tooth form annulus and the input friction traction annulus flank of tooth, since flank of tooth tooth form is with curve change
Change, roller be moved to highs and lows when, the thickness of whole clutch component produces change, and since input rubs tooth form
Annulus is in contact with steel ball, clutch component thickness change, the frictional force that input friction tooth form annulus is contacted with steel ball is produced change
Change；There are output roller bearing, output friction tooth form annulus, output between output friction tooth form annulus and output friction traction annulus
Friction traction annulus is in flank of tooth form with the contact surface for exporting roller bearing roller, output roller bearing roller and output friction teeth
Shape annulus and the output friction traction annulus flank of tooth are in contact, and since flank of tooth tooth form carries curvilinear motion, roller is moved to peak
With minimum point when, the thickness of whole clutch component produces change, and since output friction tooth form annulus is in contact with steel ball, from
Seaming element thickness change, makes the frictional force that output friction tooth form annulus is contacted with steel ball produce change；
The structure of regulating module：Cylindricality gear and eccentric gear are meshed, and the rotation of cylindricality gear drives eccentric gear rotation, due to
Eccentric gear is connected with input stator, all to drive input stator rotation, so that the angle of steel ball produces change；
Input module, output precision structure：Flywheel is in contact with driving flywheel, and driving flywheel is connected with input friction traction annulus
Connect, input friction traction annulus drives input roller bearing to rotate, and input roller bearing is in contact with input friction tooth form annulus
So that power is passed to the input side of steel ball, outlet side, output friction profile of tooth ring and steel ball are delivered to by the frictional force with steel ball
Other end be in contact, so that frictional force is delivered to output friction traction annulus, output friction traction annulus and outer shell phase
Connection, so as to frictional force is delivered on shell, so that shell produces the change of speed.
The steel ball component includes 3-6 to steel ball.
Idle pulley is installed on main shaft, and for a pair of of roller bearing, input stator, output stator are installed on idle pulley both sides.
Input roller bearing, the material of output roller bearing is plastics, and carries roller.
Claims (3)
1. a kind of friction type stepless speed changer, it is characterized in that：Including regulating module, speed change component, clutch component, input module,
Output precision；The regulating module includes cylindricality gear, eccentric gear；The speed change component include input stator, steel ball component,
Main shaft, idle pulley, output stator, wherein steel ball component include steel ball, axis pin, bearing, and steel ball is cased with centered on axis pin on axis pin
Bearing, rotates steel ball free, and steel ball component is arranged between output stator and input stator in pairs；The clutch component includes
Input friction tooth form annulus, input roller bearing, input friction traction annulus, output friction tooth form annulus, output roller bearing,
Output friction traction annulus；The input module includes flywheel, driving flywheel；The output precision includes shell；
The structure of speed change component：Output stator is fixed on main shaft, and input stator sleeve can swing on main shaft；It is defeated
Enter stator and output stator and be all provided with symmetrical helicla flute, steel ball both ends axis pin can input stator, output stator it is spiral
Slided in groove；Due to inputting the rotation of stator, steel ball is set to form different angles from main shaft, so that steel ball angle change, obtains
To different rotation rounds；Idle pulley is in contact with steel ball, and is arranged in the center of steel ball component；
The structure of clutch component：There is input roller bearing between input friction tooth form annulus and input friction traction annulus, input
The tooth form that rubs annulus, input friction traction annulus are in flank of tooth form with the contact surface for inputting roller bearing roller, input Roller Shaft
Bearing roller is in contact with inputting friction tooth form annulus and the input friction traction annulus flank of tooth, since flank of tooth tooth form is with curve change
Change, roller be moved to highs and lows when, the thickness of whole clutch component produces change, and since input rubs tooth form
Annulus is in contact with steel ball, clutch component thickness change, the frictional force that input friction tooth form annulus is contacted with steel ball is produced change
Change；There are output roller bearing, output friction tooth form annulus, output between output friction tooth form annulus and output friction traction annulus
Friction traction annulus is in flank of tooth form with the contact surface for exporting roller bearing roller, output roller bearing roller and output friction teeth
Shape annulus and the output friction traction annulus flank of tooth are in contact, and since flank of tooth tooth form carries curvilinear motion, roller is moved to peak
With minimum point when, the thickness of whole clutch component produces change, and since output friction tooth form annulus is in contact with steel ball, from
Seaming element thickness change, makes the frictional force that output friction tooth form annulus is contacted with steel ball produce change；
The structure of regulating module：Cylindricality gear and eccentric gear are meshed, and the rotation of cylindricality gear drives eccentric gear rotation, due to
Eccentric gear is connected with input stator, all to drive input stator rotation, so that the angle of steel ball produces change；
Input module, output precision structure：Flywheel is in contact with driving flywheel, and driving flywheel is connected with input friction traction annulus
Connect, input friction traction annulus drives input roller bearing to rotate, and input roller bearing is in contact with input friction tooth form annulus
So that power is passed to the input side of steel ball, outlet side, output friction profile of tooth ring and steel ball are delivered to by the frictional force with steel ball
Other end be in contact, so that frictional force is delivered to output friction traction annulus, output friction traction annulus and outer shell phase
Connection, so as to frictional force is delivered on shell, so that shell produces the change of speed.
2. friction type stepless speed changer according to claim 1, it is characterized in that：The steel ball component includes 3-6 to steel ball.
3. friction type stepless speed changer according to claim 1, it is characterized in that：Idle pulley is installed on main shaft, for a pair of of rolling
Sub- bearing, input stator, output stator are installed on idle pulley both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013786.9A CN107989970A (en) | 2018-01-08 | 2018-01-08 | Friction type stepless speed changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013786.9A CN107989970A (en) | 2018-01-08 | 2018-01-08 | Friction type stepless speed changer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107989970A true CN107989970A (en) | 2018-05-04 |
Family
ID=62039594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810013786.9A Pending CN107989970A (en) | 2018-01-08 | 2018-01-08 | Friction type stepless speed changer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107989970A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112441183A (en) * | 2020-11-20 | 2021-03-05 | 江苏铱拜科技有限公司 | Stepless speed change device for middle-mounted motor |
| CN113606301A (en) * | 2021-08-05 | 2021-11-05 | 黄华 | Mechanical speed changing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020089678A (en) * | 2002-10-21 | 2002-11-30 | 최기남 | Continuously variable transmission |
| CN2532307Y (en) * | 2002-03-23 | 2003-01-22 | 干方飞 | Same-direction coupling type stepless speed change driving differential system |
| CN102395814A (en) * | 2009-04-16 | 2012-03-28 | 福博科技术公司 | Stator assembly and shifting mechanism for a continuously variable transmission |
| CN107191565A (en) * | 2017-06-21 | 2017-09-22 | 江苏创斯达科技有限公司 | A kind of buncher |
| CN207999484U (en) * | 2018-01-08 | 2018-10-23 | 任明磊 | Friction type stepless speed changer |
-
2018
- 2018-01-08 CN CN201810013786.9A patent/CN107989970A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2532307Y (en) * | 2002-03-23 | 2003-01-22 | 干方飞 | Same-direction coupling type stepless speed change driving differential system |
| KR20020089678A (en) * | 2002-10-21 | 2002-11-30 | 최기남 | Continuously variable transmission |
| CN102395814A (en) * | 2009-04-16 | 2012-03-28 | 福博科技术公司 | Stator assembly and shifting mechanism for a continuously variable transmission |
| CN107191565A (en) * | 2017-06-21 | 2017-09-22 | 江苏创斯达科技有限公司 | A kind of buncher |
| CN207999484U (en) * | 2018-01-08 | 2018-10-23 | 任明磊 | Friction type stepless speed changer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112441183A (en) * | 2020-11-20 | 2021-03-05 | 江苏铱拜科技有限公司 | Stepless speed change device for middle-mounted motor |
| CN113606301A (en) * | 2021-08-05 | 2021-11-05 | 黄华 | Mechanical speed changing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ren Minglei Inventor before: Wang Lixin Inventor before: Gong Qianqian Inventor before: Sheng Yubing |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180424 Address after: 215100 room 402, 20 yuan, Xinyuan village, Wuzhong District, Suzhou, Jiangsu. Applicant after: Ren Minglei Address before: 226000 Nantong workers and peasants Road, Jiangsu, No. 111 Applicant before: Wang Lixin Applicant before: Gong Qianqian Applicant before: Sheng Yubing |
|
| TA01 | Transfer of patent application right | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |