CN203844825U - Bevel gear type vehicle steer-by-wire steering wheel device - Google Patents
Bevel gear type vehicle steer-by-wire steering wheel device Download PDFInfo
- Publication number
- CN203844825U CN203844825U CN201420252035.XU CN201420252035U CN203844825U CN 203844825 U CN203844825 U CN 203844825U CN 201420252035 U CN201420252035 U CN 201420252035U CN 203844825 U CN203844825 U CN 203844825U
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- bevel gear
- casing
- screw
- turn
- bearing
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 11
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract 2
- 238000013016 damping Methods 0.000 abstract 1
- 230000002457 bidirectional effect Effects 0.000 description 7
- 239000003921 oil Substances 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a bevel gear type vehicle steer-by-wire steering wheel device which aims to accurately detect the rotation angle of a steering wheel, provide an adjustable and proper road feel for a driver, change the work mode under different working conditions and adjust the steering wheel to finish the rotation turns of full steering. A gear shaft is arranged in a bearing base of a box body through a bearing, an electromagnetic coil is fixedly arranged on the box body, and a damping disc is in linkage with the lower end of the gear shaft in a fixed mode. A driven bevel gear is fixedly arranged at the right end of a turn-screw, a drive bevel gear is fixedly arranged on the gear shaft, and the driven bevel gear and the drive bevel gear are matched in a meshing transmission mode. The turn-screw is arranged on the box body through the bearing, and a transmission nut and the turn-screw are matched in a transmission mode. A shell of an angular displacement sensor is fixedly arranged on the box body, and an input hollow shaft of the angular displacement sensor is in fixed linkage with the turn-screw. The device is suitable for steer-by-wire steering wheels of vehicles.
Description
Technical field
The utility model relates to a kind of vehicle steering device, specifically a kind of bevel gear type vehicle line traffic control steering direction dish device.
Background technology
The function of steering swivel system is the travel direction of maneuver vehicle, and system should be able to keep vehicle stabilization as required along straight-line travelling, and can change neatly as requested travel direction.To the basic demand of steering swivel system, be that manipulation light and flexible, working stability are reliable, use is economical durable, turning efficiency is to guarantee vehicle safe driving, alleviates the labour intensity of chaufeur, the key factor of raising work production rate.Steering swivel system is the crucial assembly that determines vehicle safety and operating efficiency.
Number of patent application is the vehicle line traffic control steering direction dish device of 201310025567.X, can under different working conditions, change mode of operation, be adjusted at bearing circle under corresponding modes and complete the rotation number of turns entirely turning to, and can accurately detect the anglec of rotation of bearing circle, can provide adjustable, suitable road feel for chaufeur.In described vehicle line traffic control steering direction dish device, when rotating of steering wheel, will drive bidirectional hydraulic pump to rotate, the hydraulic oil of bidirectional hydraulic pump output enters proportional throttle valve, from proportional throttle valve hydraulic oil out, enter again the oil inlet of bidirectional hydraulic pump, different orifice sizes is opened in the information of road surface instruction that proportional throttle valve comes according to micro-control unit transmission, make to produce corresponding difference of pressure between the oil inlet of bidirectional hydraulic pump and oil outlet, the application force that difference of pressure produces thus will be applied to and on bearing circle, produce corresponding dumping force, can provide corresponding road feel feedback to chaufeur, differential pressure transducer constantly detects pressure difference value the output electrical signals between bidirectional hydraulic pump and proportional throttle valve oil inlet and outlet, control the orifice size of resize ratio flow regulating valve, and then reach suitable road feel state.This vehicle line traffic control steering direction dish device, use proportional throttle valve and bidirectional hydraulic pump to provide suitable road feel to chaufeur, will certainly increase the mechanical component such as bidirectional hydraulic pump, proportional throttle valve, fuel tank and Fill valve, not only increased the weight of this device, and pipeline structure is complicated, volume is too fat to move, has increased installation difficulty, caused manufacturing cost significantly to raise, waste material simultaneously.
Therefore design a kind of new vehicle steering-by-wire steering wheel arrangement and become and be necessary very much, be conducive to promote exploitation, the development of wire-controlled steering system and apply.
Summary of the invention
The bevel gear type vehicle line traffic control steering direction dish device that the utility model provides, can overcome deficiency of the prior art, simplify mechanical device structure, lower installation difficulty and cost, can accurately detect the anglec of rotation of bearing circle simultaneously, can be for chaufeur provides adjustable, suitable road feel, and can under different operating modes, change mode of operation, adjust bearing circle and complete the rotation number of turns entirely turning to.
In order to solve above-mentioned technical matters, the utility model adopts following technical proposals: steering wheel arrangement is comprised of angular-motion transducer, casing, turn-screw, driving nut, driven wheel of differential, drive bevel gear, roller bearing end cap, gear wheel shaft, Box Cover, dampened disk, magnet coil, stroke baffle, positive stop, electromagnet, block supporting seat and approach switch, the housing of described angular-motion transducer is fixedly mounted on casing, the input hollow shaft of described angular-motion transducer and the left end of turn-screw are fixedly connected, the left end of described turn-screw is arranged in the bearing seat in casing left side by bearing, the right-hand member of described turn-screw is arranged in the bearing seat at casing middle part by bearing, described driving nut profile is square, described driving nut coordinates installation with the threaded portion transmission of turn-screw, described driving nut front side shaft is provided with sensor block to midway location, described stroke baffle and driving nut rear side are fixedly connected, described stroke baffle is provided with a long recess, length direction Central Symmetry position at long recess is provided with a short groove, on described block supporting seat fixed installation casing, the upper and lower both sides of described block supporting seat are provided with backplate, the inwall of upper and lower two side guard plates of described block supporting seat and two lateral walls of stroke baffle are slidably installed, upper and lower two side guard plates of described block supporting seat are not in order to rotate driving nut with turn-screw, the movable core of described positive stop and electromagnet is fixedly connected, described positive stop can move in the long recess or short groove of stroke baffle under the driving of electromagnet, the inwall of described positive stop and block supporting seat is slidably installed, the housing of described electromagnet is fixedly mounted on casing, the lower end of described gear wheel shaft is fixedly mounted in the bearing seat of casing lower end by bearing, the upper end of described gear wheel shaft is fixedly mounted in the bearing seat of casing upper end by bearing, described driven wheel of differential is fixedly mounted on the right-hand member of turn-screw, described drive bevel gear is fixedly mounted on gear wheel shaft, described driven wheel of differential coordinates installation with drive bevel gear engaged transmission, the housing of described magnet coil is fixedly mounted on casing, there is gap in the housing of described magnet coil and the lower end of gear wheel shaft, described dampened disk is fixedly connected in the lower end of gear wheel shaft, described roller bearing end cap is fixedly mounted in the bearing seat of casing upper end, described approach switch is fixedly mounted on the small rack of casing front side, described Box Cover is fixedly mounted on casing right side.
Described angular-motion transducer is shaft-position encoder.During position at bearing circle in vehicle straight-line travelling, the length direction center of described driving nut and positive stop center superposition, the center superposition of the center of the sensor block on described driving nut and the inductive head of approach switch.The symmetrical plane of the symmetrical plane of described driving nut left and right sides and stroke baffle left and right sides is coplanar.The axial line of described turn-screw and the axial line of gear wheel shaft intersect vertically.
Employing the beneficial effects of the utility model are, can accurately detect the anglec of rotation of bearing circle, can provide adjustable, suitable road feel to chaufeur, and can under different operating modes, change mode of operation, adjust bearing circle and complete the rotation number of turns entirely turning to, have good application value.
Accompanying drawing explanation
Fig. 1 is the front view of bevel gear type vehicle line traffic control steering direction dish device described in the utility model;
Fig. 2 is A-A cutaway view of Fig. 1.
In figure: angular-motion transducer 1 casing 2 turn-screw 3 driving nut 4 driven wheel of differential 5 drive bevel gear 6 roller bearing end cap 7 gear wheel shaft 8 Box Cover 9 magnet coil 10 dampened disk 11 stroke baffle 12 positive stop 13 electromagnet 14 block supporting seat 15 approach switchs 16.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
In Fig. 1 and Fig. 2, bevel gear type vehicle line traffic control steering direction dish device is mainly comprised of angular-motion transducer 1, casing 2, turn-screw 3, driving nut 4, driven wheel of differential 5, drive bevel gear 6, roller bearing end cap 7, gear wheel shaft 8, Box Cover 9, magnet coil 10, dampened disk 11, stroke baffle 12, positive stop 13, electromagnet 14, block supporting seat 15 and approach switch 16, the housing of described angular-motion transducer 1 is fixedly mounted on casing 2, the input hollow shaft of described angular-motion transducer 1 and the left end of turn-screw 3 are fixedly connected, the left end of described turn-screw 3 is arranged in the bearing seat in casing 2 left sides by bearing, the right-hand member of described turn-screw 3 is arranged in the bearing seat at casing 2 middle parts by bearing, described driving nut 4 profiles are square, described driving nut 4 coordinates installation with the threaded portion transmission of turn-screw 3, described driving nut 4 front side shaft are provided with sensor block to midway location, described stroke baffle 12 is fixedly connected with driving nut 4 rear sides, described stroke baffle 12 is provided with a long recess, length direction Central Symmetry position at long recess is provided with a short groove, on described block supporting seat 15 fixed installation casings 2, the upper and lower both sides of described block supporting seat are provided with backplate, the inwall of upper and lower two side guard plates of described block supporting seat and two lateral walls of stroke baffle are slidably installed, upper and lower two side guard plates of described block supporting seat are not in order to rotate driving nut with turn-screw, described positive stop 13 is fixedly connected with the movable core of electromagnet 14, described positive stop 13 can move in the long recess or short groove of stroke baffle 12 under the driving of electromagnet 14, described positive stop 13 is slidably installed with the inwall of block supporting seat 15, the housing of described electromagnet 14 is fixedly mounted on casing 2, the lower end of described gear wheel shaft 8 is fixedly mounted in the bearing seat of casing 2 lower ends by bearing, the upper end of described gear wheel shaft 8 is fixedly mounted in the bearing seat of casing 2 upper ends by bearing, described driven wheel of differential 5 is fixedly mounted on the right-hand member of turn-screw 3, described drive bevel gear 6 is fixedly mounted on gear wheel shaft 8, described driven wheel of differential 5 coordinates installation with drive bevel gear 6 engaged transmission, the housing of described magnet coil 10 is fixedly mounted on casing 2, there is gap in the housing of described magnet coil and the lower end of gear wheel shaft, described dampened disk 11 is fixedly connected in the lower end of gear wheel shaft 8 by key and nut, described roller bearing end cap 7 is fixedly mounted in the bearing seat of casing 2 upper ends, described approach switch 16 is fixedly mounted on the small rack of casing 2 front sides, described Box Cover 9 is fixedly mounted on casing 2 right sides.
Bearing circle connects with gear wheel shaft 8 by coupler, and the rotation meeting driven gear axle 8 of bearing circle and the drive bevel gear 6 being fixed on gear wheel shaft 8 are rotated.Drive bevel gear 6 drives turn-screw 3 by driven wheel of differential 5 and is fixed on angular-motion transducer 1 rotation of turn-screw 3 left ends.The angle that angular-motion transducer 1 turns over for detection of bearing circle, and feed back to controller.Magnet coil 10 and dampened disk 11 are for realizing road feel feedback, and controller passes through the size of current of magnet coil 10 by control, and then produces different lock torques, realize road feel feedback.
When vehicle will enter low speed work pattern, controller makes electromagnet 14 drive positive stop 13 to stretch in the short groove of stroke baffle 12 by instruction, and controller is record state now automatically.Operating personal direction of operating dish is left or in the process of right rotation half-turn, and angular-motion transducer 6 Real-time Feedback corner information, drive steering hardware by controller, realize vehicle left or right-hand turning to.Meanwhile, driving nut 4 together with stroke baffle 12 left or move right.When bearing circle is during left or to the enough half-turns of right rotation, positive stop 13 will be stuck on the inwall of short groove of stroke baffle 12, now bearing circle just cannot rotate again, and this Time Controller drives steering hardware to realize vehicle entirely turning to or to the right left.
When vehicle will enter while running at high speed pattern, controller makes electromagnet 14 drive positive stops 13 to stretch in the long recess of stroke baffle 12 by instruction, and controller is record state now automatically.Operating personal direction of operating dish is left or in the process of right rotation two circle half, angular-motion transducer 6 Real-time Feedback corner information, drive steering hardware by controller, realize vehicle left or right-hand turning to.Meanwhile, driving nut 4 together with stroke baffle 12 left or move right.When bearing circle encloses halfs left or to right rotation enough two, positive stop 13 will be stuck on the inwall of long recess of stroke baffle 12, now bearing circle just cannot rotate again, and this Time Controller drives steering hardware to realize vehicle entirely turning to or to the right left.
Claims (5)
1. a bevel gear type vehicle line traffic control steering direction dish device, is characterized in that: mainly angular-motion transducer (1), casing (2), turn-screw (3), driving nut (4), driven wheel of differential (5), drive bevel gear (6), roller bearing end cap (7), gear wheel shaft (8), Box Cover (9), magnet coil (10), dampened disk (11), stroke baffle (12), positive stop (13), electromagnet (14), block supporting seat (15) and approach switch (16), consist of, the housing of described angular-motion transducer (1) is fixedly mounted on casing (2), the left end of the input hollow shaft of described angular-motion transducer (1) and turn-screw (3) is fixedly connected, the left end of described turn-screw (3) is arranged in the bearing seat in casing (2) left side by bearing, the right-hand member of described turn-screw (3) is arranged in the bearing seat at casing (2) middle part by bearing, described driving nut (4) profile is square, described driving nut (4) coordinates installation with the threaded portion transmission of turn-screw (3), described driving nut (4) front side shaft is provided with sensor block to midway location, described stroke baffle (12) is fixedly connected with driving nut (4) rear side, described stroke baffle (12) is provided with a long recess, length direction Central Symmetry position at long recess is provided with a short groove, on described block supporting seat (15) fixed installation casing (2), the upper and lower both sides of described block supporting seat (15) are provided with backplate, the inwall of upper and lower two side guard plates of described block supporting seat (15) and two lateral walls of stroke baffle (12) are slidably installed, upper and lower two side guard plates of described block supporting seat (15) are not in order to rotate driving nut (4) with turn-screw (3), described positive stop (13) is fixedly connected with the movable core of electromagnet (14), described positive stop (13) can move in the long recess or short groove of stroke baffle (12) under the driving of electromagnet (14), described positive stop (13) is slidably installed with the inwall of block supporting seat (15), the housing of described electromagnet (14) is fixedly mounted on casing (2), the lower end of described gear wheel shaft (8) is fixedly mounted in the bearing seat of casing (2) lower end by bearing, the upper end of described gear wheel shaft (8) is fixedly mounted in the bearing seat of casing (2) upper end by bearing, described driven wheel of differential (5) is fixedly mounted on the right-hand member of turn-screw (3), described drive bevel gear (6) is fixedly mounted on gear wheel shaft (8), described driven wheel of differential (5) coordinates installation with drive bevel gear (6) engaged transmission, the housing of described magnet coil (10) is fixedly mounted on casing (2), there is gap in the lower end of the housing of described magnet coil (10) and gear wheel shaft (8), described dampened disk (11) is fixedly connected in the lower end of gear wheel shaft (8), described roller bearing end cap (7) is fixedly mounted in the bearing seat of casing (2) upper end, described approach switch (16) is fixedly mounted on the small rack of casing (2) front side, described Box Cover (9) is fixedly mounted on casing (2) right side.
2. bevel gear type vehicle line traffic control steering direction dish device according to claim 1, is characterized in that: described angular-motion transducer (1) is shaft-position encoder.
3. bevel gear type vehicle line traffic control steering direction dish device according to claim 1, it is characterized in that: during position at bearing circle in vehicle straight-line travelling, the length direction center of described driving nut (4) and positive stop (13) center superposition, the center superposition of the inductive head of the center of the sensor block on described driving nut (4) and approach switch (16).
4. bevel gear type vehicle line traffic control steering direction dish device according to claim 1, is characterized in that: the symmetrical plane of the symmetrical plane of described driving nut (4) left and right sides and stroke baffle (12) left and right sides is coplanar.
5. bevel gear type vehicle line traffic control steering direction dish device according to claim 1, is characterized in that: the axial line of the axial line of described turn-screw (3) and gear wheel shaft (8) intersects vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420252035.XU CN203844825U (en) | 2014-05-17 | 2014-05-17 | Bevel gear type vehicle steer-by-wire steering wheel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420252035.XU CN203844825U (en) | 2014-05-17 | 2014-05-17 | Bevel gear type vehicle steer-by-wire steering wheel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844825U true CN203844825U (en) | 2014-09-24 |
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ID=51557876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420252035.XU Withdrawn - After Issue CN203844825U (en) | 2014-05-17 | 2014-05-17 | Bevel gear type vehicle steer-by-wire steering wheel device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203844825U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029713A (en) * | 2014-05-17 | 2014-09-10 | 青岛科技大学 | Bevel-gear-type vehicle drive-by-wire steering wheel device |
| CN111422242A (en) * | 2020-04-08 | 2020-07-17 | 江苏盛海智能科技有限公司 | Steering structure |
-
2014
- 2014-05-17 CN CN201420252035.XU patent/CN203844825U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029713A (en) * | 2014-05-17 | 2014-09-10 | 青岛科技大学 | Bevel-gear-type vehicle drive-by-wire steering wheel device |
| CN104029713B (en) * | 2014-05-17 | 2018-05-25 | 青岛科技大学 | Bevel gear type vehicle line traffic control steering direction disk device |
| CN111422242A (en) * | 2020-04-08 | 2020-07-17 | 江苏盛海智能科技有限公司 | Steering structure |
| CN111422242B (en) * | 2020-04-08 | 2021-09-10 | 福建盛海智能科技有限公司 | Steering structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140924 Effective date of abandoning: 20180525 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140924 Effective date of abandoning: 20180525 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |