CN104527402A - Shaft coupling motor unit clutch structure - Google Patents
Shaft coupling motor unit clutch structure Download PDFInfo
- Publication number
- CN104527402A CN104527402A CN201410839152.0A CN201410839152A CN104527402A CN 104527402 A CN104527402 A CN 104527402A CN 201410839152 A CN201410839152 A CN 201410839152A CN 104527402 A CN104527402 A CN 104527402A
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- CN
- China
- Prior art keywords
- clutch structure
- machine shaft
- motors
- spline
- push rod
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Mechanical Operated Clutches (AREA)
Abstract
The invention provides a shaft coupling motor unit clutch structure which comprises a motor unit, combination sleeves, an oscillating bar mechanism and an electric push rod, wherein motor rotating shafts of a motor in the motor unit are close to each other but not attached to each other in a fit mode, the combination sleeves are arranged on the motor rotating shafts in a sleeving mode and can slide on the motor rotating shafts in the axial direction, the oscillating bar mechanism drives the combination sleeves to conduct axial movement, and the electric push rod provides oscillating movement power for the oscillating bar mechanism. According to the shaft coupling motor unit clutch structure, the threaded rod type electric push rod is adopted to replace a booster, a whole vehicle power source serves as the energy source of the push rod instead of an air source generated when an engine drives an air compressor, and much energy is saved; a mode that a spline shaft and a spline sleeve are combined in a rigid mode is adopted, the number of mechanism parts is effectively reduced, and the mechanism cost is greatly lowered.
Description
Technical field
The present invention relates to a kind of axle connection group of motors clutch structure.
Background technology
The application of ISG motor on hybrid vehicle is extensive all the more, progressively instead of traditional B SG electrical generator.The advantage that ISG electrical generator connects with its distinctive dependence rotor shaft, motor can be made while reduction takes up room to increase its generated output, in the power system of hybrid vehicle, ISG electrical generator one end is fixedly connected with driving engine, the other end then carries out detachable axis and is connected with drive motor, this needs a engaging and disengaging gear in the middle of just requiring.
At present, the many employings of clutch mode of this type of axle connection group of motors: rely on car load source of the gas to provide air pressure assisted for power-assisted cylinder, promote servo-unit push rod fore and aft motion, push rod is swung through being rigidly connected thus controlling shift fork by fork, rotating shaft, shift fork between motor shaft, shift fork again with release thrust bearing by groove bindiny mechanism promote release thrust bearing to slide axially along motor the combination that controls friction disc and the flywheel on motor be separated, rely on friction drag to ensure the connection of two machine shafts and be separated between friction disc with flywheel.
But the shortcoming of this kind of clutch mode is: 1. structure of actuator is complicated, take up room large, unfavorable car load space is arranged; 2. servo-unit energy source and car load source of the gas, and car load source of the gas is produced by driving engine band Air compressor, energy-conservation not; 3. servo-unit push rod needs to carry out pressurize to ensure the location status of push rod after release, and pressure maintaining period has leakage to cause degradation of energy unavoidably; 4. the combination of machine shaft relies on friction disc and wheel friction to produce resistance to carry out torsion transmission with being separated, and friction process has relative sliding and causes transmission efficiency to reduce, and attaching parts wearing and tearing are large, need strengthen the optimal design to attaching parts service life; 5. a whole set of engaging and disengaging gear parts kind, quantity are various, and cost is higher.
Summary of the invention
The invention solves above-mentioned technical matters, provide a kind of axle to join group of motors clutch structure.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of axle connection group of motors clutch structure, comprise group of motors, the machine shaft of the motor in group of motors near but do not fit, be enclosed within machine shaft can on machine shaft combined cover in axial sliding, drive the swing-bar mechanism of combined cover axial motion, and be supplied to the electric pushrod of swing-bar mechanism hunting motion power.
Further, described swing-bar mechanism comprises fork and shift fork, described fork is connected with electric pushrod pin, be rigidly connected between fork and shift fork, the outer circumference surface of described combined cover is provided with circular groove, two forks of described shift fork are provided with cup head pin along direction, the center of circle, and cup head pin is placed in circular groove and shift fork is connected with combined cover.
Further, described machine shaft is provided with spline, is provided with the spline corresponding with machine shaft upper spline in described combined cover.
Further, described splined section is processed into pointed shape and is rounded down, and the cross section of described spline is corresponding with splined section shape.
Further, described electric pushrod adopts screw rod to be electric pushrod.
Further, the deep groove ball bearing of a guarantee machine shaft right alignment is also had between described machine shaft.
The present invention adopts screw rod type electric push rod to substitute servo-unit, substitutes with the source of the gas produced by driven by engine Air compressor as energy source with car load power supply as the energy source of push rod, more energy-conservation.Screw rod type electric push rod not only power is little, and structure is simple, is combined by miniwatt servomotor, miniature gear change speed gear box and screw body, and its structure is simple, work efficiency loss is low, facilitates arrangement.Screw rod type electric push rod will auto-breaking when it moves to two pole locations, produce self-locking, forbid that push rod continues to slide, so can ensureing that the combination of engaging and disengaging gear, released state are unaffected again without the need to providing power supply for it, better reducing energy resource consumption.
The mode that connection structure of the present invention adopts castellated shaft to be combined with spline housing rigidity, not only effectively reduces mechanism element quantity, more incites somebody to action significantly reducing mechanism cost.And rigidly connected transmission efficiency more will rely on friction force transmitting torque higher than conventional friction dish and flywheel, after castellated shaft and spline housing reliable connection, its service life also will higher than friction structure, even if produce along bad, follow-up maintenance, change also relatively simple and easy.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is structure released state schematic diagram of the present invention;
Fig. 2 is structure bonding state schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
A kind of axle connection group of motors clutch structure, comprise group of motors, the machine shaft 10 of the motor in group of motors near but do not fit, be enclosed within machine shaft 10 can on machine shaft 10 combined cover 20 in axial sliding, drive the swing-bar mechanism 30 of combined cover 20 axial motion, with the electric pushrod 40 being supplied to swing-bar mechanism 30 hunting motion power, described electric pushrod 40 adopts screw rod type electric push rod.
In the present embodiment, described swing-bar mechanism 30 comprises fork 31 and shift fork 32, described fork 31 is sold with electric pushrod 40 and is connected, be rigidly connected between fork 31 and shift fork 32, the outer circumference surface of described combined cover 20 is provided with circular groove 21, two forks of described shift fork 32 are provided with cup head pin 321 along direction, the center of circle, and cup head pin 321 is placed in circular groove 21 and shift fork 32 is connected with combined cover 20.Passing through rational swing-bar mechanism 30 Proportionality design, shift fork 32 bob amount when swinging is made to reach minimum, make shift fork 32 its cup head pin 321 in swing process be unlikely to deviate from circular groove 21, so just can complete shift fork 32 and coordinate with the effective of combined cover 20.
Machine shaft 10 described in the present embodiment is provided with spline, is provided with the spline corresponding with machine shaft 10 upper spline in described combined cover 20.Described splined section is processed into pointed shape and is rounded down, the cross section of described spline is corresponding with splined section shape, design like this can make female splines combined cover to be contacted from face in conjunction with end face and combined motor end face to become linear contact lay, so only need that relatively having between the spline tooth of two ends staggers can engage completely, greatly improve percent of pass during spline engagement.
Also have the deep groove ball bearing of a guarantee machine shaft right alignment in the present embodiment between machine shaft 10, effectively improve assembling degree of precision and service life.
Released state as shown in Figure 1, positive voltage is exported to the servomotor on electric pushrod 40 by controller, push rod is driven to be contracted to the shortest position and to stop, push rod drives fork 31 to be rocked to side, fork 31 drives shift fork 32 to swing, by rational Proportionality design, the pendulum angle of shift fork 32 can be controlled; Combined cover 20 is driven to slide axially on machine shaft 10 by the swing of shift fork 32, when on the machine shaft 10 that combined cover 20 slides to side motor completely, namely two machine shafts 10 are separated, cannot transmitting torque, now electric pushrod 40 correspondingly should be contracted to the shortest position and auto-breaking self-locking.
Bonding state as shown in Figure 2, exports negative voltage to the servomotor on electric pushrod 40 by controller, drives push rod 31 be stretched to the longest position and stop; Push rod drives fork 31 to be rocked to opposite side, fork 31 drives shift fork 32 to swing, shift fork 32 drives combined cover 20 to slide axially on machine shaft 10, combined cover 20 and another machine shaft 10 carry out continuing forward slip after spline tooth engages, when combined cover 20 reaches identical with the spline fitted length of two motors, be complete bonding state, can effective transmitting torque between two machine shafts 10, now electric pushrod 10 correspondingly should be stretched to the longest position and auto-breaking self-locking.
Although specifically show in conjunction with preferred embodiment and describe the present invention; but those skilled in the art should be understood that; not departing from the spirit and scope of the present invention that appended claims limits; in the form and details the present invention is made a variety of changes, be protection scope of the present invention.
Claims (6)
1. an axle connection group of motors clutch structure, it is characterized in that: comprise group of motors, the machine shaft of the motor in group of motors near but do not fit, be enclosed within machine shaft can on machine shaft combined cover in axial sliding, drive the swing-bar mechanism of combined cover axial motion, and be supplied to the electric pushrod of swing-bar mechanism hunting motion power.
2. a kind of axle connection group of motors clutch structure according to claim 1, it is characterized in that: described swing-bar mechanism comprises fork and shift fork, described fork is connected with electric pushrod pin, be rigidly connected between fork and shift fork, the outer circumference surface of described combined cover is provided with circular groove, two forks of described shift fork are provided with cup head pin along direction, the center of circle, and cup head pin is placed in circular groove and shift fork is connected with combined cover.
3. a kind of axle connection group of motors clutch structure according to claim 1, is characterized in that: described machine shaft is provided with spline, is provided with the spline corresponding with machine shaft upper spline in described combined cover.
4. a kind of axle connection group of motors clutch structure according to claim 3, it is characterized in that: described splined section is processed into pointed shape and is rounded down, the cross section of described spline is corresponding with splined section shape.
5. a kind of axle connection group of motors clutch structure according to claim 1, is characterized in that: described electric pushrod adopts screw rod to be electric pushrod.
6. a kind of axle connection group of motors clutch structure according to claim 1, is characterized in that: the deep groove ball bearing also having a guarantee machine shaft right alignment between described machine shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410839152.0A CN104527402A (en) | 2014-12-30 | 2014-12-30 | Shaft coupling motor unit clutch structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410839152.0A CN104527402A (en) | 2014-12-30 | 2014-12-30 | Shaft coupling motor unit clutch structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104527402A true CN104527402A (en) | 2015-04-22 |
Family
ID=52843121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410839152.0A Pending CN104527402A (en) | 2014-12-30 | 2014-12-30 | Shaft coupling motor unit clutch structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104527402A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201053459Y (en) * | 2007-07-02 | 2008-04-30 | 韦有红 | Mechanical centrifugal clutch |
| CN101420152A (en) * | 2007-10-27 | 2009-04-29 | 鲁泊凡 | Vehicle-bridge motor with clutch |
| CN201461771U (en) * | 2009-05-12 | 2010-05-12 | 许晓华 | Motor driving clutch structure |
| CN201674332U (en) * | 2010-04-19 | 2010-12-15 | 珠海市蓝海节能科技有限公司 | Hydraulic executing device for separation and combination of motor |
| CN201733175U (en) * | 2010-06-18 | 2011-02-02 | 珠海市蓝海节能科技有限公司 | Power-operated clutch executive device of electric machine |
| CN204340648U (en) * | 2014-12-30 | 2015-05-20 | 厦门市福工动力技术有限公司 | A kind of axle connection group of motors clutch structure |
-
2014
- 2014-12-30 CN CN201410839152.0A patent/CN104527402A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201053459Y (en) * | 2007-07-02 | 2008-04-30 | 韦有红 | Mechanical centrifugal clutch |
| CN101420152A (en) * | 2007-10-27 | 2009-04-29 | 鲁泊凡 | Vehicle-bridge motor with clutch |
| CN201461771U (en) * | 2009-05-12 | 2010-05-12 | 许晓华 | Motor driving clutch structure |
| CN201674332U (en) * | 2010-04-19 | 2010-12-15 | 珠海市蓝海节能科技有限公司 | Hydraulic executing device for separation and combination of motor |
| CN201733175U (en) * | 2010-06-18 | 2011-02-02 | 珠海市蓝海节能科技有限公司 | Power-operated clutch executive device of electric machine |
| CN204340648U (en) * | 2014-12-30 | 2015-05-20 | 厦门市福工动力技术有限公司 | A kind of axle connection group of motors clutch structure |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150422 |