CN112193319A - Passenger car guide type steering mechanism - Google Patents
Passenger car guide type steering mechanism Download PDFInfo
- Publication number
- CN112193319A CN112193319A CN202011235736.9A CN202011235736A CN112193319A CN 112193319 A CN112193319 A CN 112193319A CN 202011235736 A CN202011235736 A CN 202011235736A CN 112193319 A CN112193319 A CN 112193319A
- Authority
- CN
- China
- Prior art keywords
- swing arm
- gear
- guide wheel
- support
- reducer module
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/18—Steering knuckles; King pins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D3/00—Steering gears
- B62D3/02—Steering gears mechanical
- B62D3/04—Steering gears mechanical of worm type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/20—Links, e.g. track rods
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention provides a guiding type steering mechanism of a passenger vehicle, which comprises a support, a swing arm and a swing arm driving mechanism, wherein one end of the support is provided with a steering knuckle installation function part and an installation structure matched with the steering knuckle, and the other end of the support is provided with a swing arm connecting block in the vertical direction; one end of the swing arm is a mounting end of the swing arm driving mechanism, and the other end of the swing arm is provided with a guide wheel; the swing arm driving mechanism comprises a driving motor with a self-locking structure, a spline shaft and a gear speed reducer module; the driving motor is installed on one side of the support, the gear reducer module is fixed on the swing arm connecting block, the spline shaft is connected to the power output end of the gear reducer module and is connected with the power input end of the gear reducer module, and the swing arm is fixed to the output end of the gear reducer module through the installation end of the swing arm. The invention provides a passenger car guiding type steering mechanism which is small in size, simple in structure, applicable to different car types, capable of quickly swinging out when in use and capable of bearing high-strength impact load.
Description
Technical Field
The invention relates to the technical field of automatic guidance of passenger cars, in particular to a guiding type steering mechanism of a passenger car.
Background
The existing urban tourism unmanned automobile is difficult to drive according to a set track and a set route under complex road conditions. However, no technical scheme aiming at the phenomenon is found in the prior art, and the technical problem needs to be overcome along with the development of the unmanned automobile.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a passenger car guiding type steering mechanism which is small in size, simple in structure, applicable to different car types, capable of being quickly swung out and capable of bearing high-strength impact load.
Therefore, the technical scheme of the invention is as follows: the utility model provides a passenger car direction formula steering mechanism which characterized in that: comprises a support, a swing arm and a swing arm driving mechanism,
one end of the support is provided with a steering knuckle mounting function part and a mounting structure matched with the steering knuckle, and the other end of the support is provided with a swing arm connecting block in the vertical direction;
one end of the swing arm is a mounting end of the swing arm driving mechanism, the other end of the swing arm is a guide wheel mounting end, and a guide wheel arranged in the horizontal direction is mounted on the guide wheel mounting end through a guide wheel shaft;
the swing arm driving mechanism comprises a driving motor with a self-locking structure, a spline shaft and a gear speed reducer module;
the driving motor is arranged on one side of the support close to the swing arm connecting block, the gear reducer module is fixed on the swing arm connecting block, the spline shaft is connected to the power output end of the gear reducer module and is connected with the power input end of the gear reducer module, and the swing arm is fixed on the output end of the gear reducer module through the mounting end of the swing arm; under the effect of driving motor, the swing arm uses the power take off end of gear reducer module as the axle center, along the horizontal direction swing, is equipped with limit function portion between swing arm and the swing arm connecting block to the swing angle of restriction swing arm.
Preferably, the swing arm connecting block comprises an upper connecting plate and a lower connecting plate, and the upper connecting plate and the lower connecting plate are connected through a baffle plate arranged on one side close to the support; the upper connecting plate forms an installation part of the swing arm driving mechanism, the lower baffle forms an auxiliary supporting part of the swing arm, and the baffle is matched with a limiting block arranged on the swing arm to realize limiting;
preferably, an elastic collar is arranged between the guide wheel and the guide wheel shaft and used for limiting the relative movement between the guide wheel and the guide wheel shaft.
Preferably, the driving motor is a worm gear motor, the output torque is 1.5N/m-3.0N/m, and the output shaft hole is a spline hole, so that the self-locking function can be realized.
Preferably, the gear reducer module comprises a fixed gear connecting shaft sleeve, a planet gear connecting shaft sleeve and a reducer, the fixed gear connecting shaft sleeve is fixed on an upper connecting plate of the swing arm connecting block through a bolt, an outer gear ring of the reducer is welded with the fixed connecting shaft sleeve into a whole, the planet gear connecting shaft sleeve is welded with an inner planet gear of the reducer into a whole, and the swing arm is connected to the planet gear connecting shaft sleeve through a mounting end of the swing arm and is supported on a lower connecting plate in a sliding fit manner;
has the advantages that: the invention has small volume and simple structure, can be suitable for different vehicle types, can be quickly swung out when in use, and can lead the worm and gear inside the driving motor to be self-locked after the limit function part between the swing arm and the swing arm connecting block is limited, thus leading the whole structure to be fixedly connected into a whole and bearing high-strength impact load; in the running process, the reaction force transmitted by the guide wheel drives the steering knuckle to rotate through the support, so that the high-speed fixed-track rail-winding steering of the whole vehicle is realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of fig. 1.
Fig. 3 is a left side sectional view of fig. 2.
Fig. 4 is a front view of the swing arm of the present invention.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a front view of the stand of the present invention.
Fig. 7 is a top view of fig. 6.
Fig. 8 is an exploded mounting view of the speed reducer of the present invention.
Fig. 9 is a front view of the speed reducer of the present invention.
Fig. 10 is a view from a-a in fig. 9.
Fig. 11 is a top view of fig. 10.
Fig. 12 is a bottom view of fig. 10.
Fig. 13 is a schematic view of the present invention in use.
Fig. 14 is a rear sectional view of fig. 13 with the frame and other shielding parts removed.
Shown in the figure: 1. a support; 11. a knuckle mounting function section; 12. a swing arm connecting block; 121. an upper connecting plate; 122. a lower connecting plate; 123. a baffle plate; 2. swinging arms; 21. a swing arm drive mechanism mounting end; 22. a guide wheel mounting end; 23. a guide wheel; 24. a limiting block; 3. a swing arm drive mechanism; 31. a drive motor; 32. A spline shaft; 33. a gear reducer module; 331. the fixed teeth are connected with the shaft sleeve; 332. the planet gear is connected with the shaft sleeve; 333. and a speed reducer.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The invention is shown in fig. 1 to 14:
a guiding steering mechanism of a passenger car, which comprises a support 1, a swing arm 2 and a swing arm driving mechanism 3,
a steering knuckle mounting function part 11 and a mounting structure matched with a steering knuckle are arranged at one end of the support 1, a swing arm connecting block 12 is arranged at the other end of the support in the vertical direction and comprises an upper connecting plate 121 and a lower connecting plate 122, the upper connecting plate and the lower connecting plate are connected through a baffle 123 arranged at one side close to the support, and the baffle 123 is matched with a limiting block 24 arranged on a swing arm to realize limiting;
one end of the swing arm 2 is a swing arm driving mechanism mounting end 21, the other end is a guide wheel mounting end 22, a guide wheel 23 arranged in the horizontal direction is mounted on the guide wheel mounting end through a guide wheel shaft, and an elastic clamping ring is arranged between the guide wheel and the guide wheel shaft and used for limiting the relative movement between the guide wheel and the guide wheel shaft;
swing arm actuating mechanism 3 is including taking driving motor 31, integral key shaft 32, the gear reducer module 33 of auto-lock structure, wherein: the driving motor 31 is a worm gear motor, can realize self-locking, the output torque is between 1.5N/m and 3.0N/m, and the output shaft hole is a spline hole; the gear reducer module 33 comprises a fixed gear coupling shaft sleeve 331, a planet gear coupling shaft sleeve 332 and a reducer 333, wherein an outer gear ring 3331 of the reducer is welded with the fixed coupling shaft sleeve into a whole, and the planet gear coupling shaft sleeve is welded with an inner planet wheel of the reducer into a whole;
the driving motor 31 is installed on one side of the support 1 close to the swing arm connecting block 12, the gear reducer module 3 is fixed on the upper connecting plate 121 of the swing arm connecting block by bolts through a fixed gear connecting shaft sleeve 331 of the gear reducer module, the spline shaft 32 is connected in a spline hole of a power output end of the driving motor 31 and is connected with a power input end of the gear reducer module 33, and the swing arm 2 is connected on a planet gear connecting shaft sleeve 332 through an installation end of the swing arm 2; under the action of the driving motor, the swing arm swings in the horizontal direction by taking the power output end of the gear speed reducer module as an axis, and the swing arm is provided with a limiting block 24 which is matched with a baffle 123 of a swing arm connecting block so as to limit the swing angle of the swing arm.
The working principle of the invention is as follows:
when the passenger car is used, one end of the support is fixed on the steering knuckle, when the passenger car passes through a rail area, a microprocessor of the passenger car sends a signal to the driving motor, the driving motor is started, the planetary gear of the speed reducer is driven to rotate through the spline shaft and is matched with the outer gear ring of the speed reducer to reduce the speed, the swing arm is driven to horizontally swing, the limiting function part between the swing arm and the swing arm connecting block is used for limiting, the guide wheel enters the track A and then runs along the track, the worm and gear inside the driving motor are self-locked, the whole structure is fixedly connected into a whole, and the support drives the steering knuckle to steer, so that high-speed.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
From the above description of the processing method, it should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and modifications and substitutions based on the known technology in the art are within the scope of the present invention, which should be defined by the claims.
Claims (5)
1. The utility model provides a passenger car direction formula steering mechanism which characterized in that: comprises a support, a swing arm and a swing arm driving mechanism,
one end of the support is provided with a steering knuckle mounting function part and a mounting structure matched with the steering knuckle, and the other end of the support is provided with a swing arm connecting block in the vertical direction;
one end of the swing arm is a mounting end of the swing arm driving mechanism, the other end of the swing arm is a guide wheel mounting end, and a guide wheel arranged in the horizontal direction is mounted on the guide wheel mounting end through a guide wheel shaft;
the swing arm driving mechanism comprises a driving motor with a self-locking structure, a spline shaft and a gear speed reducer module;
the driving motor is arranged on one side of the support close to the swing arm connecting block, the gear reducer module is fixed on the swing arm connecting block, the spline shaft is connected to the power output end of the gear reducer module and is connected with the power input end of the gear reducer module, and the swing arm is fixed on the output end of the gear reducer module through the mounting end of the swing arm; under the effect of driving motor, the swing arm uses the power take off end of gear reducer module as the axle center, along the horizontal direction swing, is equipped with limit function portion between swing arm and the swing arm connecting block to the swing angle of restriction swing arm.
2. A passenger car steering mechanism according to claim 1, wherein: the swing arm connecting block comprises an upper connecting plate and a lower connecting plate, and the upper connecting plate is connected with the lower connecting plate through a baffle arranged on one side close to the support.
3. A passenger car steer-type steering mechanism according to claim 2, wherein: the gear reducer module comprises a fixed gear connecting shaft sleeve, a planet gear connecting shaft sleeve and a reducer, an outer gear ring of the reducer and the fixed connecting shaft sleeve are welded into a whole, the planet gear connecting shaft sleeve and an inner planet gear of the reducer are welded into a whole, the fixed gear connecting shaft sleeve is fixed on an upper connecting plate of a swing arm connecting block through a bolt, and a swing arm is connected to the planet gear connecting shaft sleeve through a mounting end of the swing arm.
4. A passenger car steering mechanism according to claim 1, 2 or 3, wherein: an elastic clamping ring is arranged between the guide wheel and the guide wheel shaft and used for limiting the relative movement between the guide wheel and the guide wheel shaft.
5. A passenger car steer-type steering mechanism according to claim 4, wherein: the driving motor is a worm gear motor, the output torque is 1.5N/m-3.0N/m, and the output shaft hole is a spline hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011235736.9A CN112193319A (en) | 2020-11-09 | 2020-11-09 | Passenger car guide type steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011235736.9A CN112193319A (en) | 2020-11-09 | 2020-11-09 | Passenger car guide type steering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112193319A true CN112193319A (en) | 2021-01-08 |
Family
ID=74034249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011235736.9A Pending CN112193319A (en) | 2020-11-09 | 2020-11-09 | Passenger car guide type steering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112193319A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113016368A (en) * | 2021-03-11 | 2021-06-25 | 江苏沃得高新农业装备有限公司 | Traction structure of square bale bundling machine |
| CN113830172A (en) * | 2021-08-16 | 2021-12-24 | 东风汽车集团股份有限公司 | Leading wheel device and vehicle |
-
2020
- 2020-11-09 CN CN202011235736.9A patent/CN112193319A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113016368A (en) * | 2021-03-11 | 2021-06-25 | 江苏沃得高新农业装备有限公司 | Traction structure of square bale bundling machine |
| CN113830172A (en) * | 2021-08-16 | 2021-12-24 | 东风汽车集团股份有限公司 | Leading wheel device and vehicle |
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