CN201902476U - Automatic control mechanism of electro-hydraulic automobile clutch - Google Patents
Automatic control mechanism of electro-hydraulic automobile clutch Download PDFInfo
- Publication number
- CN201902476U CN201902476U CN 201020673748 CN201020673748U CN201902476U CN 201902476 U CN201902476 U CN 201902476U CN 201020673748 CN201020673748 CN 201020673748 CN 201020673748 U CN201020673748 U CN 201020673748U CN 201902476 U CN201902476 U CN 201902476U
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- Prior art keywords
- clutch
- lead screw
- screw mandrel
- master cylinder
- motor
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- Expired - Lifetime
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- 230000007246 mechanism Effects 0.000 title abstract description 7
- 238000004146 energy storage Methods 0.000 claims abstract description 9
- 239000003792 electrolyte Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000010720 hydraulic oil Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009347 mechanical transmission Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to the field of automobile clutches, in particular to an automatic control mechanism of an electro-hydraulic automobile clutch, which is characterized in that a small reduction gear is interference-pressed on the output shaft of a motor, a lead screw nut and a lead screw form a ball lead screw pair, a large reduction gear is interference-pressed on the lead screw nut, and the small reduction gear is engaged with the large reduction gear in a driving way; and one end of the lead screw ejects against the piston of a clutch master cylinder, the other end of the lead screw is fixedly connected with a rotation limiting support through a cylindrical pin, a compression spring and spring seats at two ends jointly form two sets of energy-storage power assisting mechanisms which are symmetrically arranged on the two sides of the rotation limiting support along the axis of the lead screw, and an angle-position sensor is arranged at a position corresponding to the axial direction of the lead screw. The clutch pedal of the existing mechanical hydraulic clutch control mechanism is omitted, the piston of the clutch master cylinder is controlled to move forwards or backwards by controlling the rotating speed and the rotating angle of the motor and therefore the clutch can be controlled accurately and rapidly.
Description
Technical field
The utility model relates to device of motor brake operating, specifically is a kind of electrolyte type automobile clutch automatic controller.
Background technique
At present, generally adopt the mechanical hydraulic-pressure type clutch operation on the automobile, this operating mechanism mainly is made up of clutch pedal, clutch master cylinder, clutch slave cylinder etc., pin stepping on clutch pedal by the driver promotes the clutch master cylinder piston, the clutch master cylinder piston is pressed into clutch slave cylinder with hydraulic oil, hydraulic oil promotes the acting of clutch slave cylinder piston, and clutch is separated; Release the clutch pedal, hydraulic oil is pushed back clutch master cylinder, clutch.Yet the automobile that automatic mechanical transmission is housed adopts electronic control mode controlled clutch automatically, therefore existing mechanical hydraulic clutch operating mechanism can not be applied on the mechanical automatic speed changing automobile, needs a kind of new clutch automatic controller of exploitation.
Summary of the invention
The purpose of this utility model is the deficiency to existing technology, and what propose a kind of rational in infrastructure, easy to operate, reliable performance can carry out the electrolyte type automobile clutch automatic controller of control automatically to clutch.
The utility model adopts following technological scheme to realize:
A kind of electrolyte type automobile clutch automatic controller, comprise motor, feed screw nut, screw mandrel, clutch master cylinder, it is characterized in that: interference press-fits reduction pinion teeth on the output shaft of motor, form ball wire bar pair by feed screw nut and screw mandrel, feed screw nut's axial motion is limited, interference press-fits the deceleration gearwheel on the feed screw nut, reduction pinion teeth and deceleration gearwheel engagement driving; Screw mandrel one end withstands on the piston of clutch master cylinder, the other end of screw mandrel limits bearing with the fixedly connected rotation of straight pin, the two cover energy storage servomechanisms that pressure spring and two ends spring seat constitute together are symmetricly set on the both sides that rotation limits bearing along the screw mandrel axis, and the axial position of corresponding screw mandrel is provided with the angle position sensor.
Interference is pressed with linear bearing in the rotation restriction bearing hole of the present utility model, be used for reducing to rotate restrictive axes and rotating the resistance to motion that limits between the bearing, the rotation restrictive axes is passed in linear bearing, and rotation restriction bearing can be along position-limited shaft axial direction moving linearly; Straight pin exposes a part on rotation restriction bearing, this exposed portions serve is inserted in the waist shaped hole that connects swing arm, and the axle head that connects swing arm is inserted in the angle position sensor.
The utility model motor slows down to increase through speed reducing gear pair and turns round the feed screw nut that the back drives ball wire bar pair and rotate, thereby drive screw mandrel along the axial direction moving linearly, one end of screw mandrel withstands on the piston of clutch master cylinder, the bilateral symmetry of the other end respectively is provided with a sleeve spring energy storage servomechanism, when clutch need separate, the spring energy-storage servomechanism releases energy and helps the motor acting to promote the clutch master cylinder piston, thereby pushes clutch open; When clutch, the clutch master cylinder piston retreats the promotion screw mandrel, and the spring of spring energy-storage servomechanism is compressed and energy storage, and the axial position of corresponding screw mandrel is provided with the angle position sensor, angle position sensor feedback clutch separation and the stroke that engages realize the closed loop control of clutch.
The utility model has been removed the clutch pedal of existing machinery hydraulic clutch operating mechanism, integrate motor, reduction gear, ball wire bar pair, energy storage servomechanism separate with gaging clutch and the angle position sensor that engages on clutch master cylinder, advancing or retreat by control rotating speed of motor and rotation direction solenoidoperated cluthes total pump piston, thereby realized accurate and quick control to clutch, help reducing the wearing and tearing of clutch and protection clutch not by unexpected scaling loss, for the exploitation of AMT or automatic clutch automobile provides possibility; The utility model compact structure, installation and maintenance are all very convenient.
Description of drawings
Fig. 1 is the utility model plan view.
Fig. 2 is the plan view of Fig. 1.
Embodiment
As Fig. 1, shown in Figure 2, a kind of electrolyte type automobile clutch automatic controller, include motor 14, reduction pinion teeth 16 and deceleration gearwheel 11, the feed screw nut 17, screw mandrel 10, clutch master cylinder 12, piston 13, rotation restriction bearing 4, rotation restrictive axes 5, linear bearing 6, pressure spring 7, first spring seat 8, second spring seat 9, angle position sensor 1, connect swing arm 2, straight pin 3, interference press-fits reduction pinion teeth 16 on the output shaft 15 of motor 14, feed screw nut 17 forms a ball wire bar pair with screw mandrel 10, feed screw nut 17 axial motion is limited, interference press-fits deceleration gearwheel 11 on feed screw nut 17, reduction pinion teeth 16 and deceleration gearwheel 11 engagement driving; Screw mandrel 10 1 ends withstand on the piston 13 of clutch master cylinder 12, and the other end of screw mandrel 10 limits bearings 4 with straight pin 3 fixedly connected rotations, and interference is pressed with linear bearing 6 in the hole of rotation restriction bearing 4, and rotation restrictive axes 5 is passed in linear bearing 6; Straight pin 3 exposes a part on rotation restriction bearing 4, this exposed portions serve is inserted in the waist shaped hole that connects swing arm 2, and the axle head that connects swing arm 2 is inserted in the angle position sensor 1; The two cover energy storage servomechanisms that pressure spring 7, first spring seat 8 and second spring seat 9 constitute together are symmetricly set on the both sides of rotation restriction bearing 4 along screw mandrel 10 axis.
Feed screw nut 17 can only rotate and can not axially move in sum, screw mandrel 10 can only axially move and can not rotate, the output shaft 15 of motor 14 drives reduction pinion teeth 16, deceleration gearwheel 11 and feed screw nut's 17 rotations successively, feed screw nut 17 rotation drives screw mandrel 10 and does linear reciprocating motion, the moving direction of the direction decision screw mandrel 10 of motor 14 rotations along axial direction; Shown in Figure 1, from output shaft 15 axle heads, when motor 14 is rotated counterclockwise, screw mandrel moves from left to right, pressure spring 7 extends gradually, and it discharges energy stored and helps motor 14 to make screw mandrel promote piston 13 actings together, when the screw mandrel right-to-left moves, pressure spring 7 is compressed gradually and shortens, and portion of energy promptly is compressed spring 7 and has stored again; The axial motion of screw mandrel 10 drives by straight pin 3 and connects the rotate axle of angular position pick up 1 of swing arms 2 and make reciprocally swinging, the axial position of screw mandrel 10 is corresponding with the corner of angle position sensor 1, so, electrical signal is measured and be converted into to the axial position of screw mandrel 10 promptly by angle position sensor 1, screw mandrel 10 residing axial positions have also reacted the present position of the piston 13 of clutch master cylinder 12, and the clutch master cylinder 12 that the utility model adopted is identical with the clutch master cylinder structural principle and the function of mechanical hydraulic-pressure type clutch operation.
Therefore, in the utility model, motor 14 is under the cooperation of a series of functors such as reduction pinion teeth 16, deceleration gearwheel 11, feed screw nut 17, screw mandrel 10, clutch master cylinder 12, the final separation or engaging clutch, angle position sensor 1 feeds back clutch separation and the stroke that engages, thereby has realized the closed loop control of clutch.
The utility model is applicable to the automatic control of clutch in the automatic mechanical transmission.
Claims (3)
1. electrolyte type automobile clutch automatic controller, comprise motor, feed screw nut, screw mandrel, clutch master cylinder, it is characterized in that: interference press-fits reduction pinion teeth on the output shaft of motor, form ball wire bar pair by feed screw nut and screw mandrel, interference press-fits the deceleration gearwheel on the feed screw nut, reduction pinion teeth and deceleration gearwheel engagement driving; Screw mandrel one end withstands on the piston of clutch master cylinder, the other end of screw mandrel limits bearing with the fixedly connected rotation of straight pin, the two cover energy storage servomechanisms that pressure spring and two ends spring seat constitute together are symmetricly set on the both sides that rotation limits bearing along the screw mandrel axis, and the axial position of corresponding screw mandrel is provided with the angle position sensor.
2. electrolyte type automobile clutch automatic controller according to claim 1 is characterized in that: interference is pressed with linear bearing in the hole of rotation restriction bearing.
3. electrolyte type automobile clutch automatic controller according to claim 1 and 2, it is characterized in that: straight pin exposes a part on rotation restriction bearing, this exposed portions serve is inserted in the waist shaped hole that connects swing arm, and the axle head that connects swing arm is inserted in the angle position sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020673748 CN201902476U (en) | 2010-12-21 | 2010-12-21 | Automatic control mechanism of electro-hydraulic automobile clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020673748 CN201902476U (en) | 2010-12-21 | 2010-12-21 | Automatic control mechanism of electro-hydraulic automobile clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902476U true CN201902476U (en) | 2011-07-20 |
Family
ID=44273072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020673748 Expired - Lifetime CN201902476U (en) | 2010-12-21 | 2010-12-21 | Automatic control mechanism of electro-hydraulic automobile clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902476U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022457A (en) * | 2010-12-21 | 2011-04-20 | 浙江万里扬变速器股份有限公司 | Electro-hydraulic vehicle clutch automatic control mechanism |
| CN105443602A (en) * | 2014-08-08 | 2016-03-30 | 上海海能汽车电子有限公司 | Clutch device mechanism based on cam shaft and tappet structure |
| CN107504090A (en) * | 2017-10-10 | 2017-12-22 | 苏州绿控传动科技有限公司 | A kind of automatic clutch |
-
2010
- 2010-12-21 CN CN 201020673748 patent/CN201902476U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022457A (en) * | 2010-12-21 | 2011-04-20 | 浙江万里扬变速器股份有限公司 | Electro-hydraulic vehicle clutch automatic control mechanism |
| CN105443602A (en) * | 2014-08-08 | 2016-03-30 | 上海海能汽车电子有限公司 | Clutch device mechanism based on cam shaft and tappet structure |
| CN107504090A (en) * | 2017-10-10 | 2017-12-22 | 苏州绿控传动科技有限公司 | A kind of automatic clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee after: ZHEJIANG WANLIYANG TRANSMISSION CO., LTD. Address before: 321025 Zhejiang, Jinhua, Hong Hong West Road, No. 3999 Patentee before: Zhejiang Wanier Transmission Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110720 |