CN2580199Y - Quick clutch - Google Patents
Quick clutch Download PDFInfo
- Publication number
- CN2580199Y CN2580199Y CN 01209524 CN01209524U CN2580199Y CN 2580199 Y CN2580199 Y CN 2580199Y CN 01209524 CN01209524 CN 01209524 CN 01209524 U CN01209524 U CN 01209524U CN 2580199 Y CN2580199 Y CN 2580199Y
- Authority
- CN
- China
- Prior art keywords
- star wheel
- clutch
- roller
- out star
- ladder
- 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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- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a quick clutch. The mechanism of the utility model is formed by reconstructing a one-way overrun clutch mechanism a star wheel of which has an outer star wheel structure. The utility model is characterized in that a plurality of ladder through holes from inward to outward are arranged at a position of a given distance of offsetting a shaft line of a roller in the tangential direction along the outer star wheel in the middle of the shaft line of the roller on the working position of the roller in the outer star wheel. Ladder cylindrical knocking pins are arranged in the ladder through holes, and a compression spring is sheathed on the small end cylinder of each of the knocking pins. A clutch sleeve is sheathed on an outer circle of the outer star wheel, an inner hole of the clutch sleeve is movable fit with the outer circle of the outer star wheel, and the clutch sleeve has a hole which is arranged corresponding to each knocking pin; a spherical part at the upper end of each of knocking pins passes through the diameter of the hole, and the clutch sleeve rotates or do axial movements corresponding to the shaft line of the outer star wheel. The clutch sleeve and the position of the knocking pins are controlled to achieve the purpose of controlling the position of the roller in the clutch to cause the roller to achieve the purpose of entering a working position and breaking away from the working position under the function of a smaller control force.
Description
The utility model is a kind of mechanical fierce clutch that belongs to mechanical field
In mechanical design field, clutch is a mechanical part relatively more commonly used, with regard to the design proposal of automatic gearbox, at present be to adopt to have torque converter and in the world mostly as the clutch of accessory, the hydraulic automatic speed variator that the control system of planetary gear train and complexity etc. are formed, though this speed changer has many advantages, but simultaneously, also inevitably exist certain shortcoming, as: fuel consumption is big, the complicated manufacture difficulty of mechanism is big, weight is big, should not keep in repair, etc. problem, a clutch that reason is exactly this speed changer of this problem appears, braking work generally is to adopt fluid power control.
The purpose of this utility model is the principle technological scheme that proposes that a kind of clutch speed is fast, shock resistance good, steering force is little and can be used as a kind of fierce clutch that break uses.
The utility model is to realize like this, it is to be that the mono-directional overrun clutch mechanism transformation of the way of out star wheel forms by star-wheel, it is characterized in that: in out star wheel (12), be in roller (9) axis middle part on roller (9) working position and depart from roller (9) axis one given distance along out star wheel (12) tangent direction, along the radially corresponding ladder hole that is shaped on a plurality of ecto-entads of out star wheel (12), be equipped with in the ladder hole length and end diameter satisfy when its when ladder hole moves downward, roller can be pushed up from the condition of working position and hold the top to have diameter greatly less than the columniform ejector pin of the ladder of the sphere of its Outside diameter (11), on the small end cylinder of ejector pin (11), be set with diameter greater than the ladder hole end diameter and less than the pressure spring (10) of ladder hole Outside diameter, on the cylindrical of out star wheel (12), be set with endoporus and out star wheel (12) cylindrical do movingly and with each ejector pin (11) corresponding part be shaped on diameter only allow rotating of hole that the land portions of ejector pin (11) upper end passes through or axially movable ring or drum shape with respect to the out star wheel axis or outside form the columniform clutch cover of ladder (3), in roller (9) both end sides part cylndrical surface, top and out star wheel (12) are housed and make the position limit pin (8) that aligns with roller (9) end face bottom in the lower end of stationary fit, the upper end that the lower end is fixedly mounted on the clutch cover locating stud (2) on out star wheel (12) cylindrical pass on the clutch cover (3) along its work the time the spacing groove made of moving direction in, star-wheel is the interior ring (1) in the fierce clutch mechanism of out star wheel, roller (9) and spring top clamping mechanism (14) can directly adopt the normal structure in the mono-directional overrun clutch.A shared ejector pin (11) and operative orientation can be combined with respect to two fierce clutch mechanisms that ejector pin (11) is symmetrically distributed by positive and negative direction.Forming the center that is shaped on the shift fork ring that cooperates with shift fork (4) on the cylindrical and little cylindrical of a side of ladder outside is shaped on its macropore and is sleeved on interior ring (1) that aperture on the cylindrical of out star wheel (12) is sleeved on outer end and fierce clutch and does on the clutch cover (3) of the ladder hole on the axle (6) of key joint, being set with an end acts on the clutch cover (3), the other end acts on the Returnning spring (5) on the back-up ring (7) that is fixed on the axle (6), and ring washer (13) is equipped with in interior ring (1) outside.A plurality of out star wheels (12) and clutch cover (3) can be made one respectively, the through hole on clutch cover (3) cylndrical surface distributes according to the job order rule of each fierce clutch and the operating movement track of clutch cover (3).During work, when fierce clutch uses as transmission of power, roller (9) is not backed down by ejector pin (11) and when being on the working position in the out star wheel (12), fierce clutch is in the bonding state that is switched on, when pulling or rotation clutch cover (3) make the top of ejector pin (11) break away from the lead to the hole site on clutch cover (3) cylindrical and when being depressed, from the working position, fierce clutch is thrown off with roller (9) top in the inner of ejector pin (11).Played effect with the power connecting and disconnecting.So, only need to control the motion of clutch cover (3), the purpose that just can reach the fierce clutch combination or throw off with a very little control force.
Mono-directional overrun clutch mechanism clutch speed is fast, shock resistance good, clutch cover (3) steering force is little because the fierce clutch mechanism in the utility model has, have characteristics such as braking function, thus, can receive more positive effect after the enforcement.
The utility model has 3 accompanying drawings, and wherein: Fig. 1 is that star-wheel is the basic structure schematic representation of the fierce clutch of out star wheel, the A-A sectional view when Fig. 2 is Fig. 1 one-way only operation, the A-A sectional view when Fig. 3 is Fig. 1 two-way working.In each figure: ring, (2) locating stud, (3) clutch cover, (4) shift fork, (5) Returnning spring, (6) axle, (7) back-up ring, (8) position limit pin, (9) roller, (10) pressure spring, (11) ejector pin, (12) out star wheel, (13) back-up ring, (14) spring top clamping mechanism in (1).
Below, in conjunction with Figure of description, the utility model is further described, in Fig. 1-Fig. 3: in out star wheel (12), be in roller (9) axis middle part on roller (9) working position and depart from roller (9) axis one given distance along out star wheel (12) tangent direction, along the radially corresponding ladder hole that is shaped on a plurality of ecto-entads of out star wheel (12), be equipped with in the ladder hole length and end diameter satisfy when its when ladder hole moves downward, roller can be pushed up from the condition of working position and hold the top to have diameter greatly less than the columniform ejector pin of the ladder of the sphere of its Outside diameter (11), on the small end cylinder of ejector pin (11), be set with diameter greater than the ladder hole end diameter and less than the pressure spring (10) of ladder hole Outside diameter, on the cylindrical of out star wheel (12), be set with endoporus and out star wheel (12) cylindrical do movingly and with each ejector pin (11) corresponding part be shaped on diameter only allow rotating of hole that the land portions of ejector pin (11) upper end passes through or axially movable ring or drum shape with respect to the out star wheel axis or outside form the columniform clutch cover of ladder (3), in roller (9) both end sides part cylndrical surface, top and out star wheel (12) are housed and make the position limit pin (8) that aligns with roller (9) end face bottom in the lower end of stationary fit, the upper end that the lower end is fixedly mounted on the clutch cover locating stud (2) on out star wheel (12) cylindrical pass on the clutch cover (3) along its work the time the spacing groove made of moving direction in, star-wheel is the interior ring (1) in the fierce clutch mechanism of out star wheel, roller (9) and spring top clamping mechanism (14) can directly adopt the normal structure in the mono-directional overrun clutch.A shared ejector pin (11) and operative orientation can be combined with respect to two fierce clutch mechanisms that ejector pin (11) is symmetrically distributed by positive and negative direction.Forming the center that is shaped on the shift fork ring that cooperates with shift fork (4) on the cylindrical and little cylindrical of a side of ladder outside is shaped on its macropore and is sleeved on interior ring (1) that aperture on the cylindrical of out star wheel (12) is sleeved on outer end and fierce clutch and does on the clutch cover (3) of the ladder hole on the axle (6) of key joint, being set with an end acts on the clutch cover (3), the other end acts on the Returnning spring (5) on the back-up ring (7) that is fixed on the axle (6), and ring washer (13) is equipped with in interior ring (1) outside.A plurality of out star wheels (12) and clutch cover (3) can be made one respectively, the through hole on clutch cover (3) cylndrical surface distributes according to the job order rule of each fierce clutch and the operating movement track of clutch cover (3).During work, when fierce clutch uses as transmission of power, roller (9) is not backed down by ejector pin (11) and when being on the working position in the out star wheel (12), fierce clutch is in the bonding state that is switched on, when pulling or rotation clutch cover (3) make the top of ejector pin (11) break away from the lead to the hole site on clutch cover (3) cylindrical and when being depressed, from the working position, fierce clutch is thrown off with roller (9) top in the inner of ejector pin (11).Played effect with the power connecting and disconnecting.When the break in as automatic gearbox in the planetary gear train uses, the out star wheel (12) of the fierce clutch frame with speed changer can be fixed together, the cylindrical of the internal gear in the planetary gear train cylindrical as the interior ring of fierce clutch is used.So, only need to control the motion of clutch cover (3), just can reach the purpose that makes the fierce clutch combination or throw off with a very little control force.From such scheme as can be seen, major character of the present utility model is exactly the mechanism that has increased by its roller position of cover control in traditional star-wheel is the mono-directional overrun clutch of out star wheel, utilized the very little characteristics of active force that make roller break away from the working position, reached and make fierce clutch under the effect of a less control force, carry out the purpose of unidirectional or two-way working.
In a word, when the utility model is specifically implemented, should adopt normal structure in the design of concrete structure, because so both can save time, design is also reliable simultaneously as far as possible.It is bigger that the roller wedging angle of fierce clutch should be designed under possible situation as far as possible, like this, can effectively reduce the control force to ejector pin (11).When being used for automatic gearbox, available fierce clutch uses as the break of each internal gear in the main clutch of speed changer and the planetary gear train.
Claims (3)
1, a kind of fierce clutch, by star-wheel is that the mono-directional overrun clutch mechanism transformation of the way of out star wheel structure forms, it is characterized in that: in out star wheel (12), be in roller (9) axis middle part on roller (9) working position and depart from roller (9) axis one given distance along out star wheel (12) tangent direction, along the radially corresponding ladder hole that is shaped on a plurality of ecto-entads of out star wheel (12), be equipped with in the ladder hole length and end diameter satisfy when its when ladder hole moves downward, roller can be pushed up from the condition of working position and hold the top to have diameter greatly less than the columniform ejector pin of the ladder of the sphere of its Outside diameter (11), on the small end cylinder of ejector pin (11), be set with diameter greater than the ladder hole end diameter and less than the pressure spring (10) of ladder hole Outside diameter, on the cylindrical of out star wheel (12), be set with endoporus and out star wheel (12) cylindrical do movingly and with each ejector pin (11) corresponding part be shaped on diameter only allow rotating of hole that the land portions of ejector pin (11) upper end passes through or axially movable ring or drum shape with respect to the out star wheel axis or outside form the columniform clutch cover of ladder (3), in roller (9) both end sides part cylndrical surface, top and out star wheel (12) are housed and make the position limit pin (8) that aligns with roller (9) end face bottom in the lower end of stationary fit, the upper end that the lower end is fixedly mounted on the clutch cover locating stud (2) on out star wheel (12) cylindrical pass on the clutch cover (3) along its work the time the spacing groove made of moving direction in, star-wheel is the interior ring (1) in the fierce clutch mechanism of out star wheel, roller (9) and spring top clamping mechanism (14) can directly adopt the normal structure in the mono-directional overrun clutch.
2, a kind of fierce clutch according to claim 1 is characterized in that: a shared ejector pin (11) and operative orientation can be combined with respect to two fierce clutch mechanisms that ejector pin (11) is symmetrically distributed by positive and negative direction.
3, a kind of fierce clutch according to claim 1, it is characterized in that: form the center that is shaped on the shift fork ring that cooperates with shift fork (4) on the cylindrical and little cylindrical of a side of ladder outside and be shaped on its macropore and be sleeved on interior ring (1) that aperture on the cylindrical of out star wheel (12) is sleeved on outer end and fierce clutch and do on the clutch cover (3) of the ladder hole on the axle (6) of key joint, being set with an end acts on the clutch cover (3), the other end acts on the Returnning spring (5) on the back-up ring (7) that is fixed on the axle (6), and ring washer (13) is equipped with in interior ring (1) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01209524 CN2580199Y (en) | 2001-03-24 | 2001-03-24 | Quick clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01209524 CN2580199Y (en) | 2001-03-24 | 2001-03-24 | Quick clutch |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00248872 Division CN2480615Y (en) | 2000-10-16 | 2000-10-16 | Mechanical automatic speed variator for car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2580199Y true CN2580199Y (en) | 2003-10-15 |
Family
ID=33629287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01209524 Expired - Fee Related CN2580199Y (en) | 2001-03-24 | 2001-03-24 | Quick clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2580199Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832349A (en) * | 2009-03-13 | 2010-09-15 | 陈伯恒 | Roller type mechanical brake |
| CN108969052A (en) * | 2018-06-29 | 2018-12-11 | 杭州光启医疗科技发展有限公司 | A kind of dedicated orthopaedics saw of bone surgery |
-
2001
- 2001-03-24 CN CN 01209524 patent/CN2580199Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832349A (en) * | 2009-03-13 | 2010-09-15 | 陈伯恒 | Roller type mechanical brake |
| CN101832349B (en) * | 2009-03-13 | 2014-03-26 | 陈伯恒 | Roller type mechanical brake |
| CN108969052A (en) * | 2018-06-29 | 2018-12-11 | 杭州光启医疗科技发展有限公司 | A kind of dedicated orthopaedics saw of bone surgery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |