CN201836260U - Push rod type AMT clutch actuating mechanism - Google Patents
Push rod type AMT clutch actuating mechanism Download PDFInfo
- Publication number
- CN201836260U CN201836260U CN2010202111699U CN201020211169U CN201836260U CN 201836260 U CN201836260 U CN 201836260U CN 2010202111699 U CN2010202111699 U CN 2010202111699U CN 201020211169 U CN201020211169 U CN 201020211169U CN 201836260 U CN201836260 U CN 201836260U
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- China
- Prior art keywords
- push rod
- helical gear
- spring
- pin body
- circle ring
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- Expired - Lifetime
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Abstract
The utility model discloses a push rod type AMT clutch actuating mechanism which comprises the following components: a driving motor and a torsion component while the driving motor drives the torsion component to rotate through a worm helical gear pair; and a push rod which has one end that is movably connected with the torsion component. A DC motor is adopted for driving a worm helical gear transmission mechanism. Through decelerating and torque increasing, the push rod directly pushes the clutch to perform a rocker arm separation movement. A housing is also internally provided with a force-aided spring. The spring can increase an output torque so the clutch is quickly separated and is matched with the load characteristic of a diaphragm spring thereby obtaining smooth combination of the clutch. The push rod type AMT clutch actuating mechanism has the following advantages: simple transmission, compact structure, high operation efficiency, mature auxiliary technique of transmission, convenient component machining, stable quality, high production efficiency, improved control simplicity of the driving motor, and improved comfortableness of a vehicle.
Description
Technical field
The utility model relates to a kind of push rod AMT clutch actuating mechanism.
Background technique
Mechanical automatic gearbox (AMT) is on the basis that keeps dry clutch and gearbox overwhelming majority assembly parts, with clutch operated by foot part, change actuator into by the automatic controlled clutch of electronic control, the manual operation of cancellation clutch pedal, reduce driver's labor intensity, improved the travelling comfort of vehicle.Current, the operating mechanism of automobile auto-manual speed changer or automatic clutch, the employing hydraulic drive mechanism that has, this mechanism comprises parts such as oil cylinder, solenoid valve, complex structure, manufacture cost height.The electronic wire-drawing mechanism of the employing that has, reasons such as Yin Lasi bending, tensile buckling, transmission efficiency is lower.
The model utility content
Technical problem to be solved in the utility model is at above-mentioned the deficiencies in the prior art, provides a kind of simple in structure, the push rod AMT clutch actuating mechanism that transmission efficiency is high.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of push rod AMT clutch actuating mechanism comprises drive motor and reverses parts that drive motor reverses the parts rotation by secondary driving of worm and helical gear; Also comprise push rod, described push rod one end with reverse parts and flexibly connect.Adopt direct current generator to drive the worm and helical gear driving mechanism, increase by deceleration and turn round, make push rod directly promote the action of clutch separation rocking arm.
As the further improved technological scheme of the utility model, also comprise housing; Described worm and helical gear pair comprises worm screw and helical gear, and worm screw is fixedlyed connected with the drive motor main shaft is coaxial, and helical gear is rotatably installed on the housing by rotatingshaft, and helical gear is meshed with worm screw; Reverse parts 2 and be installed on the helical gear 6, drive during the helical gear rotation and reverse the parts rotation.Helical gear has further increased driving torque.
As the further improved technological scheme of the utility model, in housing, also be provided with power assistant spring; Described rotatingshaft axially to outer process, forms the cylindrical projections with the rotatingshaft parallel to an axis along it; Described power assistant spring becomes compressive state, and power assistant spring one end withstands on the housing, and the other end withstands cylindrical projections by the spring pressure pad.Power assistant spring can increase output torque, makes clutch separation rapid, and mates with the diaphragm spring load character, makes clutch in conjunction with steady.
As the further improved technological scheme of the utility model, also be provided with the angle displacement sensor that is used to measure the helical gear angle of rotation in the rotatingshaft lower end.Angle displacement sensor can feed back the state of clutch separation combination, realizes the closed loop control of clutch, obtains better controlling performance.
As the further improved technological scheme of the utility model, the described parts that reverse are circle ring disk, also are provided with the power assistant spring torque adjusting device on the circle ring disk; Described power assistant spring torque adjusting device comprises three pressure springs, three balls, moving plate and pin body; One end of three pressure springs is separately fixed on the circle ring disk, and the tie point of described pressure spring and circle ring disk is three parts for even part with circle ring disk; Described ball lays respectively between the fixed end of the free end of a pressure spring and another pressure spring; Described pin body can rotate relative to circle ring disk with coaxial movable the installation also of circle ring disk, fixedlys connected with helical gear upper surface in the bottom surface of pin body; The axial side face of described circle ring disk is provided with the annulus projection and forms outer ring surface; The inner ring surface that axially is higher than circle ring disk of pin body is a sliding recess between pin body and the outer ring surface, and ball is positioned at sliding recess; The outer circumferential face of described pin body is divided into the cambered surface that three axial lengths equate, the curvature of described cambered surface rear end is greater than the curvature of front end, and the rear end of cambered surface and the curvature even variation between the front end; On the neck of pin body, the front end of a described cambered surface is higher than the rear end of another cambered surface; The distance of the front end of described cambered surface and outer ring surface inboard is less than the diameter of ball, and the distance of the rear end of cambered surface and outer ring surface inboard is greater than the diameter of ball; Moving plate is rotatably installed in the upper-end surface of pin body, radially is provided with three projectioies along moving plate, and each projection lays respectively between the fixed end of ball and pressure spring; Also be provided with the 4th radial protrusion on the described moving plate, also be provided with the rotating bolt that energy rotates relative to toroidal surface on the described toroidal surface, rotating bolt passes and reverses parts, the lower end of rotating bolt is fixed with nut, the axial side face of rotating bolt outwards convexes to form adjustable column, and described adjustable column is close to the 4th radial protrusion; Also be provided with the upper end cap that is fixedly mounted on the housing, the upper end of described rotating bolt is passed upper end cap and is fixedlyed connected with upper end cap by nut.The power assistant spring torque adjusting device can be regulated compensation to the moment of torsion of power assistant spring, with the quick separation that realizes clutch and in conjunction with the time quick and stable, the travelling comfort when guaranteeing vehicle launch.
The utility model the utility model adopts the worm and helical gear one-level kind of drive, and Transmitted chains is simple, compact structure; Adopt push rod directly to act on the efficient height to separating rocking arm; Adopt the power assistant spring torque adjusting device to regulate the moment of torsion of compensation power assistant spring.Therefore the utility model transmission is simple, compact structure, and the operating efficiency height, the transmission technical maturity, component are easy to process, steady quality, the manufacturing efficiency height has also improved the simplification of drive motor control and the travelling comfort of vehicle.
Description of drawings
Fig. 1 is the utility model embodiment 1 a sectional structure schematic representation.
Fig. 2 is the utility model embodiment 1 a plan structure schematic representation.
Fig. 3 reverses parts and power assistant spring torque adjusting device structural representation for the utility model embodiment's 1.
Fig. 4 removes plan structure schematic representation behind the moving plate for Fig. 3.
Fig. 5 is the plan structure schematic representation of Fig. 3.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further.
Embodiment 1
Referring to Fig. 1 and Fig. 2, a kind of push rod AMT clutch actuating mechanism comprises drive motor 1 and reverses parts 2; Drive motor 1 reverses parts 2 rotations by secondary driving of worm and helical gear, also comprises push rod 3, described push rod 3 one ends with reverse parts 2 and flexibly connect.Push rod 3 with reverse parts 2 can be for pin be connected, also can be for being hinged, the utility model is for being hinged.Promote push rod 3 motions when reversing parts 2 rotations.Reverse between parts 2 and the push rod 3 and connect by bearing pin 20.Also comprise housing 4, described worm and helical gear pair comprises worm screw 5 and helical gear 6, worm screw 5 and coaxial the fixedlying connected of drive motor 1 main shaft, and helical gear 6 is rotatably installed on the housing 4 by rotatingshaft 7, and helical gear 6 is meshed with worm screw 5; Reverse parts 2 and be installed on the helical gear 6, drive during helical gear 6 rotations and reverse parts 2 rotations.In housing 4, also be provided with power assistant spring 8; Described rotatingshaft 7 is along the cylindrical projections 9 of its axially outside projection formation with rotatingshaft 7 parallel to an axiss; Described power assistant spring 8 is a compressive state, and power assistant spring 8 one ends withstand on the housing 4 by a backing plate, backing plate housing activity relatively, and the other end withstands cylindrical projections 9 by spring pressure pad 10.7 lower end 7-1 also are provided with the angle displacement sensor 11 that is used to measure helical gear 6 angle of swing at rotatingshaft.
The described parts 2 that reverse are circle ring disk, also are provided with the power assistant spring torque adjusting device on the circle ring disk; Described power assistant spring torque adjusting device comprises three pressure springs 12, three balls 13, moving plate 14 and pin bodies 15; One end of three pressure springs 12 is separately fixed on the circle ring disk, and described pressure spring 12 is three parts with the tie point of circle ring disk for even part with circle ring disk; Described ball 13 lays respectively between the fixed end 12-2 of the free end 12-1 of a pressure spring 12 and another pressure spring 12; Described pin body 15 can rotate relative to circle ring disk with coaxial movable the installation also of circle ring disk, fixedlys connected with the upper surface of helical gear 6 in the bottom surface of pin body 15; In the present embodiment, the upper surface of helical gear 6 is provided with three pin rods, and the bottom surface of corresponding pin body 15 is provided with three strip grooves, and the free end of pin rod gos deep in the strip groove and can move back and forth at strip groove; The axial side face of described circle ring disk is provided with the annulus projection and forms outer ring surface 2-1; The inner ring surface 2-2 that axially is higher than circle ring disk of pin body 15 is a sliding recess 16 between pin body 15 and the outer ring surface 2-1, and ball 13 is positioned at sliding recess 16; The outer circumferential face of described pin body 15 is divided into the cambered surface 17 that three axial lengths equate, the curvature of described cambered surface 17 rear end 17-1 is greater than the curvature of front end 17-2, and the rear end 17-1 of cambered surface 17 and the curvature even variation between the front end 17-2; Footpath at pin body 15 makes progress, and the front end 17-2 of a described cambered surface 17 is higher than the rear end 17-1 of another cambered surface 17; The distance of the front end 17-2 of described cambered surface 17 and outer ring surface 2-1 inboard is less than the diameter of ball 13, and the distance of the rear end 17-1 of cambered surface 17 and outer ring surface 2-1 inboard is greater than the diameter of ball 13; Moving plate 14 is rotatably installed in the upper-end surface of pin body 15, radially is provided with three protruding 14-1 along moving plate 14, and each protruding 14-1 lays respectively between the fixed end of ball 13 and pressure spring 12; Also be provided with the 4th radial protrusion 14-2 on the described moving plate 14, also be provided with the rotating bolt 18 that energy rotates relative to outer ring surface 2-1 on the described outer ring surface 2-1, rotating bolt 18 passes and reverses parts 2, the lower end of rotating bolt 18 is fixed with nut, the axial side face of rotating bolt 18 outwards convexes to form adjustable column, and described adjustable column is close to the 4th radial protrusion 14-1; Also be provided with the upper end cap 19 that is fixedly mounted on the housing 4, the upper end of described rotating bolt 18 is passed upper end cap 19 and is fixedlyed connected with upper end cap 19 by nut.
The process that the utility model is regulated assistant's spring 12 moments of torsion is: clockwise rotate bolt 18, adjustable column on the bolt 18 promotes the 4th radial protrusion 14-2 on the moving plate 14, make moving plate 14 angle that turns clockwise, protruding 14-1 on the moving plate 14 angle that also turns clockwise, projection 14-1 promotes ball 13 motions one segment distance, and is then that bolt 18 is fixing; At this moment, just circle ring disk activity relatively of pin body 15; Worm screw 5 rotations then, driving helical gear 6 rotations turns clockwise, helical gear 6 drives 15 rotations of pin body, and this moment, circle ring disk did not rotate, when ball 13 is stuck between pin body 15 and the circle ring disk again, pin body 15, ball 13 and circle ring disk closely contact mutually immediately and the three are interfixed and can not relative movement, and pin body 15 just drives the circle ring disk rotation if continue rotation like this; In pin body 15 rotation and in the non-rotary process of circle ring disk, the rotatingshaft 7 of helical gear 6 also rotates an angle, cylindrical projections 9 on the running shaft 7 is also rotated an angle, thereby the distance between the free end 12-1 of power assistant spring 12 and the cylindrical projections 9 is elongated, so assistant's spring 12 elongation one end distance from, spring force diminishes, and assistant's spring torque diminishes.If will transfer the moment of torsion of big assistant's spring 12 again, as long as bolt 18 is rotated round about, its principle is identical with the moment of torsion of turning assistant's spring 12 down.The angle difference of bolt 18 rotations, diminishing of assistant's spring 12 moments of torsion is also different with the amplitude that increases.
Claims (5)
1. a push rod AMT clutch actuating mechanism comprises drive motor (1) and reverses parts (2); Drive motor (1) reverses parts (2) rotation by secondary driving of worm and helical gear, it is characterized in that: also comprise push rod (3), described push rod (3) one ends with reverse parts (2) and flexibly connect.
2. described push rod AMT clutch actuating mechanism according to claim 1 is characterized in that: also comprise housing (4); Described worm and helical gear pair comprises worm screw (5) and helical gear (6), and worm screw (5) is rotatably installed on the housing (4) by rotatingshaft (7) with coaxial the fixedlying connected of drive motor (1) main shaft, helical gear (6), and helical gear (6) is meshed with worm screw (5); Reverse parts (2) and be installed on the helical gear (6), drive during helical gear (6) rotation and reverse parts (2) rotation.
3. described push rod AMT clutch actuating mechanism according to claim 1 is characterized in that: also be provided with power assistant spring (8) in housing (4); Described rotatingshaft (7) is along the cylindrical projections (9) of its axially outside projection formation with rotatingshaft (7) parallel to an axis; Described power assistant spring (8) is a compressive state, and power assistant spring (8) one ends withstand on the housing (4), and the other end withstands cylindrical projections (9) by spring pressure pad (10).
4. described push rod AMT clutch actuating mechanism according to claim 1 is characterized in that: also be provided with the angle displacement sensor (11) that is used to measure helical gear (6) angle of swing in rotatingshaft (7) lower end (7-1).
5. described push rod AMT clutch actuating mechanism according to claim 1 is characterized in that: the described parts (2) that reverse are circle ring disk, also are provided with the power assistant spring torque adjusting device on the circle ring disk; Described power assistant spring torque adjusting device comprises three pressure springs (12), three balls (13), moving plate (14) and pin body (15); One end of three pressure springs (12) is separately fixed on the circle ring disk, and described pressure spring (12) evenly is divided into three parts with the tie point of circle ring disk with circle ring disk; Described ball (13) lays respectively between the fixed end (12-2) of the free end (12-1) of a pressure spring (12) and another pressure spring (12); Described pin body (15) can rotate relative to circle ring disk with coaxial movable the installation also of circle ring disk, fixedlys connected with the upper surface of helical gear (6) in the bottom surface of pin body (15); The axial side face of described circle ring disk is provided with the annulus projection and forms outer ring surface (2-1); The inner ring surface that axially is higher than circle ring disk (2-2) of pin body (15) is sliding recess (16) between pin body (15) and the outer ring surface (2-1), and ball (13) is positioned at sliding recess (16); The outer circumferential face of described pin body (15) is divided into the cambered surface (17) that three axial lengths equate, the curvature of described cambered surface (17) rear end (17-1) is greater than the curvature of front end (17-2), and the rear end (17-1) of cambered surface (17) and the curvature even variation between the front end (17-2); Footpath at pin body (15) makes progress, and the front end (17-2) of a described cambered surface (17) is higher than the rear end (17-1) of another cambered surface (17); The distance of the front end (17-2) of described cambered surface (17) and outer ring surface (2-1) inboard is less than the diameter of ball (13), and the distance of the rear end (17-1) of cambered surface (17) and outer ring surface (2-1) inboard is greater than the diameter of ball (13); Moving plate (14) is rotatably installed in the upper-end surface of pin body (15), radially is provided with three projectioies (14-1) along moving plate (14), and each projection (14-1) lays respectively between the fixed end of ball (13) and pressure spring (12); Also be provided with the 4th radial protrusion (14-2) on the described moving plate (14), also be provided with the rotating bolt (18) that energy rotates relative to outer ring surface (2-1) on the described outer ring surface (2-1), rotating bolt (18) passes and reverses parts (2), the lower end of rotating bolt (18) is fixed with nut, the axial side face of rotating bolt (18) outwards convexes to form adjustable column, and described adjustable column is close to the 4th radial protrusion (14-1); Also be provided with the upper end cap (19) that is fixedly mounted on the housing (4), the upper end of described rotating bolt (18) is passed upper end cap (19) and is fixedlyed connected with upper end cap (19) by nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202111699U CN201836260U (en) | 2010-05-31 | 2010-05-31 | Push rod type AMT clutch actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202111699U CN201836260U (en) | 2010-05-31 | 2010-05-31 | Push rod type AMT clutch actuating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201836260U true CN201836260U (en) | 2011-05-18 |
Family
ID=44006366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202111699U Expired - Lifetime CN201836260U (en) | 2010-05-31 | 2010-05-31 | Push rod type AMT clutch actuating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201836260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626716A (en) * | 2015-01-06 | 2016-06-01 | 刘小勇 | Clutch device with function of torque rise governing, and control method thereof |
| CN106629494A (en) * | 2017-03-02 | 2017-05-10 | 广西大学 | AMT clutch actuating mechanism for diesel fork lift truck |
-
2010
- 2010-05-31 CN CN2010202111699U patent/CN201836260U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626716A (en) * | 2015-01-06 | 2016-06-01 | 刘小勇 | Clutch device with function of torque rise governing, and control method thereof |
| CN105626716B (en) * | 2015-01-06 | 2017-12-01 | 长春工业大学 | With the arrangement of clutch and its control method for increasing torsion speed-regulating function |
| CN106629494A (en) * | 2017-03-02 | 2017-05-10 | 广西大学 | AMT clutch actuating mechanism for diesel fork lift truck |
| CN106629494B (en) * | 2017-03-02 | 2019-03-05 | 广西大学 | A kind of diesel fork lift truck AMT clutch actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110518 |
|
| CX01 | Expiry of patent term |