CN207078194U - A kind of suspension fork mechanism based on In-wheel motor driving - Google Patents
A kind of suspension fork mechanism based on In-wheel motor driving Download PDFInfo
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- CN207078194U CN207078194U CN201720776951.7U CN201720776951U CN207078194U CN 207078194 U CN207078194 U CN 207078194U CN 201720776951 U CN201720776951 U CN 201720776951U CN 207078194 U CN207078194 U CN 207078194U
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Abstract
The utility model discloses a kind of suspension fork mechanism based on In-wheel motor driving, including tire, wheel hub, wheel hub motor, brake block, lower semiaxis, spring, upper semiaxis, bearing block, bearing, motor cabinet, worm screw, worm gear, car body connector, the first locking nut, the second locking nut and motor.The utility model steering mechanism and drive mechanism integrated design, installing four wheels of vehicle of this suspension fork mechanism can turn to simultaneously, and steering angle is any, and the motion such as lateral translation and original place rotation can be achieved, and mechanism structure is simple, move light and flexible, practical.
Description
Technical field
The utility model belongs to vehicular field, and in particular to a kind of suspension fork mechanism based on In-wheel motor driving.
Background technology
In recent years, developing rapidly with the communication technology and Internet technology, full electric drive vehicle field meet the tendency of and
Raw, each cart enterprise includes the numerous and confused input research of colleges and universities.The full electric drive vehicle of three axles is typically with In-wheel motor driving, with electric power storage
Pond powers, and compared with conventional truck, its unsprung mass increase, type of drive changes.Based on above feature, its vehicle operation stabilization
Property is become as research emphasis.In order to improve its maneuvering performance, four-wheel steering technology is that a kind of most common improvement automobile operation is steady
Qualitatively chassis control technology.With the progress of Computer Control Technology, the exploitation of technology and application are driven entirely by omnidirectional to be turned into
The important directions of development of automobile technology.
The realization that technology is driven entirely by existing wheeled omnidirectional is mainly driven by all-wheel steering mode, ball wheel-drive mode, orthogonal wheel
Flowing mode and Mecanum wheel-drive modes.Ball wheel-drive mode, the free degree is more, and motion is excessively flexible, can not accurately control it
Driving trace, control and manipulation relative difficulty, sphere rapid wear is yielding, and it is unreliable to be driven during traveling；Orthogonal wheel drive side
Formula and Mecanum wheel-drive modes, cost of manufacture is high, complicated, and lacks cross-country obstacle climbing ability, can not adapt to field row
Environment is sailed, can only be travelled in level land and city, application is small.
The content of the invention
The purpose of this utility model is to provide a kind of suspension fork mechanism based on In-wheel motor driving, overcomes existing tradition
Vehicular turn separates with suspension, turn to underaction the problems such as.
The technical solution for realizing the utility model purpose is：A kind of suspension fork mechanism based on In-wheel motor driving, bag
Drive mechanism is included, the drive mechanism includes tire, wheel hub, wheel hub motor and brake block, in addition to steering mechanism, the steering
Mechanism includes main shaft, motor cabinet, worm screw, worm gear, car body connector, motor and rolling bearing mechanism, car body connector, worm gear and
Rolling bearing mechanism is successively set on main shaft from up to down, and motor cabinet both ends are provided with two blocks of side plates, and motor is fixed on side side
Plate outer wall, worm screw one end pass through the side plate provided with motor and led to by the output axis connection of shaft coupling and motor, the worm screw other end
Another block of side plate for crossing bearing and motor cabinet is rotatablely connected；Motor cabinet is fixed on car body so that worm and wheel engages, wheel hub
The output shaft of motor is connected with main shaft lower end.
The main shaft includes lower semiaxis, upper semiaxis and N number of spring, and N >=3, upper semiaxis is by the first different circle of two external diameters
Cylinder and the second cylinder are formed, and the first outside diameter of cylinder above is small, and the first cylinder and the second cylinder center are area identical
Square hole, upper semiaxis is bottom up to be uniformly distributed M the first blind holes, M=N；Lower semiaxis include the square shaft that is sequentially connected from up to down and
Circular shaft, circular shaft lower end are provided with the through hole with central axis upright, and the output shaft of wheel hub motor is consolidated through the through hole with lower semiaxis
Even, circular shaft top surface is provided with a circle groove, and the race diameter of the groove is more than the external diameter of the second cylinder of upper semiaxis, lower semiaxis
Square shaft stretches into the second cylinder of semiaxis, and N number of spring corresponds respectively to be arranged in M the first blind holes, one end of spring with
The end face of first blind hole is connected, and the groove floor of the other end of spring and lower semiaxis is connected, and the upper and lower of main shaft is realized by spring
Springing, the top of the upper cylinder of semiaxis first of car body connector insertion, worm gear set upper semiaxis the first cylinder outer wall, and by
The first locking nut and the second locking nut that worm gear is set on two end faces up and down are connected with the first cylinder outer wall；Rolling bearing
Mechanism is enclosed on the first cylinder, and the bottom of rolling bearing mechanism is fixed on the top surface of the second cylinder.
Compared with prior art, its remarkable advantage is the utility model：（1）Steering mechanism is integrated with drive mechanism to be set
Meter, spaces compact, cost are low；（2）Four wheels can turn to simultaneously, and steering angle is any, realize lateral translation and original place rotation
Deng motion；（3）Mechanism structure is simple, moves light and flexible, practical.
Brief description of the drawings
Fig. 1 is the stereogram of suspension fork mechanism of the utility model based on In-wheel motor driving.
Fig. 2 is the sectional view of suspension fork mechanism of the utility model based on In-wheel motor driving.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1 and Fig. 2, a kind of suspension fork mechanism based on In-wheel motor driving, including drive mechanism 1 and steering mechanism 2.
The drive mechanism 1 includes tire 3, wheel hub 4, wheel hub motor 5 and brake block 6, and tire 3 is arranged on wheel hub by tire changer
On 4, the side plate of wheel hub motor 5 and wheel hub 4 is connected by bolt, and brake block 6 is connected with the shaft shoulder of wheel hub motor 5 by bolt.
The steering mechanism 2 includes main shaft, motor cabinet 12, worm screw 13, worm gear 14, car body connector 15, motor 18 and turned
Dynamic bearing mechanism, car body connector 15, worm gear 14 and rolling bearing mechanism are successively set on main shaft from up to down, motor cabinet 12
Both ends are provided with two blocks of side plates, and motor 18 is fixed on side side plate outer wall, and the one end of worm screw 13 passes through the side plate provided with motor 18 and led to
The output axis connection of shaft coupling and motor 18 is crossed, the other end of worm screw 13 is rotated by another block of side plate of bearing and motor cabinet 12 to be connected
Connect；Motor cabinet 12 is fixed on car body so that worm screw 13 engages with worm gear 14, and output shaft and the main shaft lower end of wheel hub motor 5 are consolidated
Even.
The main shaft includes lower semiaxis 7, upper semiaxis 9 and N number of spring 8, N >=3, upper semiaxis 9 by two external diameters it is different
One cylinder and the second cylinder are formed, and the first outside diameter of cylinder above is small, and the first cylinder and the second cylinder center are area phase
Same square hole, upper semiaxis 9 is bottom up to be uniformly distributed M the first blind holes, M=N；Lower semiaxis 7 includes what is be sequentially connected from up to down
Square shaft and circular shaft, circular shaft lower end are provided with the through hole with central axis upright, and the output shaft of wheel hub motor 5 passes through the through hole with
Semiaxis 7 is connected, and circular shaft top surface is provided with a circle groove, and the race diameter of the groove is more than the external diameter of the second cylinder of upper semiaxis 9,
The square shaft of lower semiaxis 7 stretches into the second cylinder of semiaxis 9, and N number of spring 8 corresponds respectively to be arranged in M the first blind holes, bullet
One end of spring 8 and the end face of the first blind hole are connected, and the groove floor of the other end of spring 8 and lower semiaxis 7 is connected, and passes through spring 8
The springing up and down of main shaft, the top of the upper cylinder of semiaxis 9 first of the insertion of car body connector 15 are realized, worm gear 14 is enclosed on semiaxis 9
First cylinder outer wall, and the first locking nut 16 and the second locking nut 17 by being set in worm gear about 14 on two end faces
It is connected with the first cylinder outer wall；Rolling bearing mechanism is enclosed on the first cylinder, and the bottom of rolling bearing mechanism is fixed on second
The top surface of cylinder.
Second cylinder top surface of the upper semiaxis 9 is higher than the outside wall surface of tire 3.
The circular shaft sectional area of the lower semiaxis 7 is more than square shaft sectional area.
The rolling bearing mechanism includes bearing block 10 and bearing 11, and the outer ring of bearing 11 is fixed on axle by interference fit
In bearing 10, the inner ring of bearing 11 is fixed on the first cylinder outer wall of upper semiaxis 9 by interference fit, and the bottom surface of bearing block 10 is located at
Second cylinder top surface.
The course of work：
When vehicle in the process of moving, run into narrow vehicle can not turn by when, motor 18 drive worm screw 13 with
The positive engagement of worm gear 14 is driven, and worm gear 14 drives lower semiaxis 7 to rotate by upper semiaxis 9, all wheels of vehicle is turned over respective corners
Degree sidesway passes through narrow corner.Deng vehicle by corner after, motor 18 drives worm screw 13 and 14 reverse engaged transmission of worm gear, snail
Wheel 14 drives lower semiaxis 7 to rotate by upper semiaxis 9, all wheels of vehicle is returned positive straight ahead.In addition, two before vehicle
Wheel rotates forward 45 °, and when rear two-wheeled inverts 45 °, vehicle can be realized around its center original place spinning motion.When vehicle is in mountain area jungle row
During sailing, ground relief, cushioning effect is played by the elongation and compression of spring 8, make passenger feel comfortably cool and
Do not jolt.
Embodiment 1
With reference to Fig. 1 and Fig. 2, a kind of suspension fork mechanism based on In-wheel motor driving, including drive mechanism 1 and steering mechanism 2.
Institute's drive mechanism 1 includes tire 3, wheel hub 4, wheel hub motor 5 and brake block 6, and tire 3 is arranged on wheel hub 4 by tire changer
On, the side plate of wheel hub motor 5 and wheel hub 4 is connected by bolt, and brake block 6 is connected with the shaft shoulder of wheel hub motor 5 by bolt.
The steering mechanism 2 includes main shaft, motor cabinet 12, worm screw 13, worm gear 14, car body connector 15, motor 18 and turned
Dynamic bearing mechanism, car body connector 15, worm gear 14 and rolling bearing mechanism are successively set on main shaft from up to down, motor cabinet 12
Both ends are provided with two blocks of side plates, and motor 18 is bolted on side side plate outer wall, and the one end of worm screw 13 is passed through provided with motor 18
Side plate and another piece of side that bearing and motor cabinet 12 are passed through by the output axis connection of shaft coupling and motor 18, the other end of worm screw 13
Plate is rotatablely connected；Motor cabinet 12 is fixed by welding on car body so that worm screw 13 engages with worm gear 14, wheel hub motor 5 it is defeated
Shaft is connected with main shaft lower end by bolt.
The main shaft includes lower semiaxis 7, upper semiaxis 9 and 4 springs 8, and upper semiaxis 9 is by the first different cylinder of two external diameters
Formed with the second cylinder, the first outside diameter of cylinder above is small, and the first cylinder and the second cylinder center are area identical side
Hole, upper semiaxis 9 is bottom up to be uniformly distributed 4 the first blind holes；Lower semiaxis 7 includes the square shaft and circle being sequentially connected from up to down
Axle, circular shaft lower end are provided with the through hole with central axis upright, and the output shaft of wheel hub motor 5 is logical with lower semiaxis 7 through the through hole
Cross bolt to be connected, circular shaft top surface is provided with a circle groove, and the race diameter of the groove is more than the outer of the second cylinder of upper semiaxis 9
Footpath, the square shaft of lower semiaxis 7 stretch into the second cylinder of semiaxis 9, and 4 springs 8 correspond be arranged on 4 the first blind holes respectively
Interior, one end of spring 8 and the end face of the first blind hole are connected by bayonet lock, and the groove floor of the other end of spring 8 and lower semiaxis 7 is led to
To cross bayonet lock to be connected, the springing up and down of main shaft is realized by spring 8, car body connector 15 is embedded in the top of the upper cylinder of semiaxis 9 first,
Worm gear 14 is enclosed on the first cylinder outer wall of semiaxis 9, and the first locking screw by being set in worm gear about 14 on two end faces
The locking nut 17 of mother 16 and second is connected with the first cylinder outer wall；Rolling bearing mechanism is enclosed on the first cylinder, and rolling bearing
The bottom of mechanism is fixed on the top surface of the second cylinder.
Second cylinder top surface of the upper semiaxis 9 is higher than the outside wall surface of tire 3.
The circular shaft sectional area of the lower semiaxis 7 is more than square shaft sectional area.
The rolling bearing mechanism includes bearing block 10 and bearing 11, and the outer ring of bearing 11 is fixed on axle by interference fit
In bearing 10, the inner ring of bearing 11 is fixed on the first cylinder outer wall of upper semiaxis 9 by interference fit, and the bottom surface of bearing block 10 is located at
Second cylinder top surface.
The advantages of the utility model, is as follows：（1）Steering mechanism and drive mechanism integrated design, spaces compact, cost are low；
（2）Four wheels can turn to simultaneously, and steering angle is any, realize that lateral translation and original place rotation etc. move；（3）Mechanism structure letter
It is single, light and flexible is moved, it is practical.
Claims (5)
1. a kind of suspension fork mechanism based on In-wheel motor driving, including drive mechanism（1）, the drive mechanism（1）Including tire
（3）, wheel hub（4）, wheel hub motor（5）And brake block（6）, it is characterised in that：Also include steering mechanism（2）, the steering mechanism
（2）Including main shaft, motor cabinet（12）, worm screw（13）, worm gear（14）, car body connector（15）, motor（18）With rolling bearing machine
Structure, car body connector（15）, worm gear（14）It is successively set on from up to down on main shaft with rolling bearing mechanism, motor cabinet（12）Two
End is provided with two blocks of side plates, motor（18）It is fixed on side side plate outer wall, worm screw（13）One end passes through and is provided with motor（18）Side plate
And pass through shaft coupling and motor（18）Output axis connection, worm screw（13）The other end passes through bearing and motor cabinet（12）Another piece
Side plate is rotatablely connected；Motor cabinet（12）It is fixed on car body so that worm screw（13）With worm gear（14）Engagement, wheel hub motor（5）'s
Output shaft is connected with main shaft lower end.
2. the suspension fork mechanism according to claim 1 based on In-wheel motor driving, it is characterised in that：Under the main shaft includes
Semiaxis（7）, upper semiaxis（9）With N number of spring（8）, N >=3, upper semiaxis（9）Justified by the first different cylinder of two external diameters and second
Cylinder is formed, and the first outside diameter of cylinder above is small, and the first cylinder and the second cylinder center are area identical square hole, upper semiaxis
（9）It is bottom up to be uniformly distributed M the first blind holes, M=N；Lower semiaxis（7）Including the square shaft and circular shaft being sequentially connected from up to down,
Circular shaft lower end is provided with the through hole with central axis upright, wheel hub motor（5）Output shaft through the through hole and lower semiaxis（7）Gu
Even, circular shaft top surface is provided with a circle groove, and the race diameter of the groove is more than upper semiaxis（9）The second cylinder external diameter, lower half
Axle（7）Square shaft stretch into semiaxis（9）The second cylinder, N number of spring（8）Correspond and be arranged in M the first blind holes respectively,
Spring（8）One end and the end face of the first blind hole be connected, spring（8）The other end and lower semiaxis（7）Groove floor be connected, lead to
Cross spring（8）Realize the springing up and down of main shaft, car body connector（15）Semiaxis in insertion（9）The top of first cylinder, worm gear
（14）It is enclosed on semiaxis（9）The first cylinder outer wall, and by worm gear（14）The first locking set on upper and lower two end faces
Nut（16）With the second locking nut（17）It is connected with the first cylinder outer wall；Rolling bearing mechanism is enclosed on the first cylinder, and is turned
The bottom of dynamic bearing mechanism is fixed on the top surface of the second cylinder.
3. the suspension fork mechanism according to claim 2 based on In-wheel motor driving, it is characterised in that：The upper semiaxis（9）
The second cylinder top surface be higher than tire（3）Outside wall surface.
4. the suspension fork mechanism according to claim 2 based on In-wheel motor driving, it is characterised in that：The lower semiaxis（7）
Circular shaft sectional area be more than square shaft sectional area.
5. the suspension fork mechanism according to claim 2 based on In-wheel motor driving, it is characterised in that：The rolling bearing machine
Structure includes bearing block（10）And bearing（11）, bearing（11）Outer ring by interference fit be fixed on bearing block（10）It is interior, bearing
（11）Inner ring by interference fit be fixed on upper semiaxis（9）The first cylinder outer wall, bearing block（10）Bottom surface is positioned at the second circle
Cylinder top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776951.7U CN207078194U (en) | 2017-06-30 | 2017-06-30 | A kind of suspension fork mechanism based on In-wheel motor driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720776951.7U CN207078194U (en) | 2017-06-30 | 2017-06-30 | A kind of suspension fork mechanism based on In-wheel motor driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207078194U true CN207078194U (en) | 2018-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720776951.7U Expired - Fee Related CN207078194U (en) | 2017-06-30 | 2017-06-30 | A kind of suspension fork mechanism based on In-wheel motor driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207078194U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336741A (en) * | 2017-06-30 | 2017-11-10 | 南京云之璟机电科技有限公司 | A kind of suspension fork mechanism based on In-wheel motor driving |
| CN108500993A (en) * | 2018-04-10 | 2018-09-07 | 浙江海洋大学 | A kind of under-ce exploration robot |
| CN108528667A (en) * | 2018-04-10 | 2018-09-14 | 浙江海洋大学 | A kind of subglacial robot |
| CN112373556A (en) * | 2020-11-29 | 2021-02-19 | 上海龙创汽车设计股份有限公司 | Steering system of unmanned four-wheel independent steering chassis platform of low-speed vehicle |
-
2017
- 2017-06-30 CN CN201720776951.7U patent/CN207078194U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336741A (en) * | 2017-06-30 | 2017-11-10 | 南京云之璟机电科技有限公司 | A kind of suspension fork mechanism based on In-wheel motor driving |
| CN108500993A (en) * | 2018-04-10 | 2018-09-07 | 浙江海洋大学 | A kind of under-ce exploration robot |
| CN108528667A (en) * | 2018-04-10 | 2018-09-14 | 浙江海洋大学 | A kind of subglacial robot |
| CN112373556A (en) * | 2020-11-29 | 2021-02-19 | 上海龙创汽车设计股份有限公司 | Steering system of unmanned four-wheel independent steering chassis platform of low-speed vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180309 Termination date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |