CN219224158U

CN219224158U - Test device for steer-by-wire system

Info

Publication number: CN219224158U
Application number: CN202223535648.8U
Authority: CN
Inventors: 陈新黎
Original assignee: Wuhan Mengma Yiteng Intelligent Automobile Technology Co ltd
Current assignee: Wuhan Mengma Yiteng Intelligent Automobile Technology Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-20
Anticipated expiration: 2032-12-29

Abstract

The utility model provides a test device of a steering-by-wire system, which relates to the technical field of steering-by-wire, and comprises a bearing component and a monitoring and observing component, wherein a manual control component assembled by bolts is arranged above one side of the bearing component; the utility model mainly utilizes the manual control part and the drive-by-wire part to be connected on the isolation frame, the steering wheel is enabled to accurately input the rotating angle into the damping shaft seat through manual operation, the sensor of the damping shaft seat is used for measuring the rotating data, and the control panel is enabled to input the data into the driving motor, so that when the driving motor drives the driving gear and the driven gear to drive and run, the device can still realize the effect of mechanical transmission under the manual operation of a user, and the isolation frame is only of a plate-shaped structure, so that the connection mode is convenient to be changed by the user, thereby achieving flexible switching of unmanned, personnel, drive-by-wire and mechanical transmission, and improving the testing quality and the operation experience of the user.

Description

Test device for steer-by-wire system

Technical Field

The utility model relates to the technical field of steer-by-wire, in particular to a test device of a steering-by-wire system.

Background

With the continuous development of automobile technology, the steering system of an automobile has also started to develop into the field of steer-by-wire, and the steering-by-wire technology is the latest technology in the development of the steering system of the automobile, and a steering wheel and a steering actuator of the steering-by-wire system are connected through control signals, so that the limitation of a fixed transmission ratio caused by mechanical linkage between the steering wheel and the steering actuator is eliminated, and more possibilities are provided for automatic driving.

When the existing steering system testing device is used, the direction adjustment is realized in equipment through mechanical transmission under the effect of manual steering wheel operation by a mechanical connection structure of a steering wheel, and the steering system testing device comprises a workbench, wherein the workbench comprises a mounting platform, a base, a multi-position mounting hole and a connecting plate, and the front part and the rear part of the lower surface of the mounting platform are respectively provided with the base; however, in the above-mentioned technique, the operation end and the steering transmission mechanism are separated and disconnected for testing, and although unmanned testing can be performed, it is difficult to perform effect testing on unmanned and manned combination modes.

Disclosure of Invention

According to the test device for the steering-by-wire system, which is mainly characterized in that a manual control component and a driving component are connected to one isolation frame, the steering wheel is enabled to accurately input a rotating angle into a damping shaft seat through manual operation, and the rotating data is measured through a sensor of the damping shaft seat, so that a control panel inputs the data into a driving motor, and therefore when the driving motor drives a driving gear and a driven gear to operate, the device can still realize the effect of mechanical transmission under manual operation of a user.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme: the utility model provides a drive-by-wire steering system testing arrangement, includes bearing part and control observation subassembly, the manual control part of bolt assembly is provided with above one side of bearing part, the interior limit side of manual control part is provided with the drive-by-wire drive part that is connected with manual control part output, and the output hinge of drive-by-wire drive part is connected with the steering mechanism that is connected with drive-by-wire part output, the control observation subassembly of bolt assembly is provided with above the opposite side of bearing part;

the monitoring observation assembly comprises a hoisting frame and a monitoring probe arranged below one end of the hoisting frame.

As a further technical scheme, the hoisting frame is of a double-L-shaped structure, and the bearing component comprises a shock pad and a supporting plate arranged on the top side of the shock pad.

As a further technical scheme, manual control part includes bolt base, isolation frame, damping axle bed, steering wheel and control panel, the bolt base sets up one side top of backup pad, the top of bolt base is provided with the isolation frame, just the outside side of isolation frame is provided with damping axle bed, just the outside of damping axle bed is connected with the output of steering wheel, the top side of isolation frame is provided with control panel.

As a further technical scheme, drive-by-wire part includes damping axostylus axostyle, driven gear, driving motor, steering column, turns to hinge and hinge rod, the damping axostylus axostyle sets up the interior avris of isolation frame, the outside avris of damping axostylus axostyle is provided with driven gear, just driven gear's below meshing has the driving gear of connection driving motor output, the one end of damping axostylus axostyle is provided with hinged steering column, just the one end of steering column is through turning to hinge and hinge rod hinge transmission connection.

As a further technical scheme, steering mechanism includes integral steering gear, fixed connecting rod, duct riding block, hinge hole seat, spacing hinge strip, turn to rocking arm, turn to bumper shock absorber, trapezoidal pole and terminal articulated seat, integral steering gear sets up the one end of hinge pole, the interior avris of integral steering gear is provided with fixed connecting rod, the outside sliding connection of fixed connecting rod has the duct riding block, the outside avris of integral steering gear is provided with the hinge hole seat, just the one end swing joint of hinge hole seat has spacing hinge strip, spacing hinge strip hinged joint has the turn to rocking arm with duct riding block bolt assembly.

As a further technical scheme, the outer end of the integral steering gear is provided with a steering damper assembled by bolts, one end of the steering damper is provided with a trapezoid rod, and a tail end hinging seat is arranged above one end of the trapezoid rod.

The beneficial effects of the utility model are as follows:

the utility model mainly utilizes the manual control part and the drive-by-wire part to be connected on the isolation frame, the steering wheel is enabled to accurately input the rotating angle into the damping shaft seat through manual operation, the sensor of the damping shaft seat is used for measuring the rotating data, and the control panel is enabled to input the data into the driving motor, so that when the driving motor drives the driving gear and the driven gear to drive and run, the device can still realize the effect of mechanical transmission under the manual operation of a user, and the isolation frame is only of a plate-shaped structure, so that the connection mode is convenient to be changed by the user, thereby achieving flexible switching of unmanned, personnel, drive-by-wire and mechanical transmission, and improving the testing quality and the operation experience of the user.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic perspective view of a drive-by-wire assembly and steering mechanism according to the present utility model;

fig. 4 is a schematic perspective view of a steering mechanism and a monitoring and observing assembly according to the present utility model.

Wherein: 1. a carrier member; 101. a shock pad; 102. a support plate; 2. a manual control part; 201. a bolt base; 202. an isolation frame; 203. damping shaft seat; 204. a steering wheel; 205. a control panel; 3. a drive-by-wire component; 301. damping shaft lever; 302. a driven gear; 303. a drive gear; 304. a driving motor; 305. a steering column; 306. a steering hinge; 307. a hinge rod; 4. a steering mechanism; 401. an integral steering gear; 402. a fixed connecting rod; 403. a duct support block; 404. a hinge hole seat; 405. limiting hinge strips; 406. a steering rocker arm; 407. a steering damper; 408. a trapezoidal bar; 409. a tail end hinging seat; 5. monitoring an observation component; 501. hoisting the frame; 502. and monitoring the probe.

Detailed Description

The present utility model will be further described in detail with reference to the following examples, which are only for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

According to fig. 1-4, the present embodiment provides a test device for a steer-by-wire system, which comprises a bearing component 1 and a monitoring and observing component 5, wherein a manual control component 2 assembled by bolts is arranged above one side of the bearing component 1, a steer-by-wire driving component 3 connected with an output end of the manual control component 2 is arranged on an inner side of the manual control component 2, an output end of the steer-by-wire driving component 3 is hinged with a steering mechanism 4 connected with an output end of the steer-by-wire driving component 3, and a monitoring and observing component 5 assembled by bolts is arranged above the other side of the bearing component 1;

the monitoring and observing assembly 5 comprises a hoisting frame 501 and a monitoring probe 502 arranged below one end of the hoisting frame 501.

The hanger 501 has a double L-shaped configuration, and the carrier 1 includes a damper pad 101 and a support plate 102 provided on the top side of the damper pad 101.

In this embodiment, two groups of monitoring probes 502 arranged below one end of the lifting frame 501 can achieve the effect of measuring the integrity of the test condition of the equipment during the running of the equipment, and the measured data is input to the control panel 205 at the top of the isolation frame 202 for analysis and judgment, and as the shock pad 101 is arranged below the supporting plate 102, the accuracy of the measured data can be improved to the greatest extent during the testing of the equipment, and interference is avoided.

The manual control part 2 comprises a bolt base 201, an isolation frame 202, a damping shaft seat 203, a steering wheel 204 and a control panel 205, wherein the bolt base 201 is arranged above one side of the support plate 102, the isolation frame 202 is arranged above the bolt base 201, the damping shaft seat 203 is arranged on the outer side of the isolation frame 202, the outer side of the damping shaft seat 203 is connected with the output end of the steering wheel 204, and the control panel 205 is arranged on the top side of the isolation frame 202.

In this embodiment, during use, the steering wheel 204 is manually operated to adjust the rotation direction according to the test requirement, after the rotation adjustment, the input end of the damping shaft seat 203 is rotated, and after the rotation, the rotation angle is input into the control panel 205 above the isolation frame 202 by the sensors provided on the damping shaft seat 203 and the isolation frame 202, so that the control panel 205 calculates the rotation angle.

The drive-by-wire part 3 includes damping axostylus axostyle 301, driven gear 302, driving gear 303, driving motor 304, steering column 305, steering hinge 306 and hinge rod 307, damping axostylus axostyle 301 sets up the interior avris at the spacer 202, the outside side of damping axostylus axostyle 301 is provided with driven gear 302, and the below meshing of driven gear 302 has driving gear 303 of connecting driving motor 304 output, the one end of damping axostylus axostyle 301 is provided with hinged steering column 305, and the one end of steering column 305 is through steering hinge 306 and hinge rod 307 hinge transmission connection.

In this embodiment, after the control panel 205 calculates the rotation angle, a data signal is input to the driving motor 304 through a signal connection line, so that the driving motor 304 outputs power to drive the output end of the driving motor 304 to operate, so that the output end of the driving motor 304 drives the driving gear 303 to operate, the driven gear 302 is driven to rotate through the operation of the driving gear 303, the damping shaft lever 301 is driven to rotate through the rotation of the driven gear 302, and then the steering column 305 is driven to hinge, so that the steering column 305 hinge drives the steering hinge 306 and the hinge rod 307 to adjust towards the testing direction.

The steering mechanism 4 comprises an integral steering gear 401, a fixed connecting rod 402, a duct support block 403, a hinge hole seat 404, a limiting hinge strip 405, a steering rocker arm 406, a steering damper 407, a trapezoid rod 408 and a tail end hinge seat 409, wherein the integral steering gear 401 is arranged at one end of the hinge rod 307, the inner side of the integral steering gear 401 is provided with the fixed connecting rod 402, the outer part of the fixed connecting rod 402 is slidably connected with the duct support block 403, the outer side of the integral steering gear 401 is provided with the hinge hole seat 404, one end of the hinge hole seat 404 is movably connected with the limiting hinge strip 405, and the limiting hinge strip 405 is hinged with the steering rocker arm 406 assembled with the duct support block 403 through bolts.

In this embodiment, when the hinge rod 307 performs hinge transmission in the test direction, the output end of the hinge rod 307 drives the input end of the integral steering gear 401 to operate, and the fixed link 402 slides on the inner wall of the duct support block 403 through the transmission of the integral steering gear 401, so that the sensor carried by the duct support block 403 can measure the sliding condition of the fixed link 402 on the inner wall of the duct support block 403, and when the fixed link 402 slides, the hinge hole seat 404 performs hinge transmission in the test direction under the limitation transmission of the steering rocker 406 provided with the limiting hinge strip 405.

The outer end of the integral steering gear 401 is provided with a bolt-assembled steering damper 407, and one end of the steering damper 407 is provided with a trapezoidal rod 408, and an end hinge seat 409 is provided above one end of the trapezoidal rod 408.

In this embodiment, when the steering rocker arm 406 and the limiting hinge strip 405 perform hinge transmission, the end hinge seat 409 disposed at one end of the trapezoidal rod 408 achieves the effect of performing direction adjustment, and in this process, the steering damper 407 disposed between the integral steering gear 401 and the trapezoidal rod 408 can perform the damping effect.

The working principle of the wire control steering system testing device is as follows: when in use, the steering wheel 204 is manually operated to adjust the rotation direction according to the test requirement, the input end of the damping shaft seat 203 is rotated after the rotation adjustment, the rotation angle is input into the control panel 205 above the isolation frame 202 by the sensors of the damping shaft seat 203 and the isolation frame 202 after the rotation, the control panel 205 calculates the rotation angle, after the control panel 205 calculates the rotation angle, a data signal is input into the driving motor 304 through a signal connection line, the driving motor 304 outputs power to drive the output end of the driving motor 304 to operate, the driving motor 304 output end drives the driving gear 303 to operate, the driven gear 302 is driven to rotate through the operation of the driving gear 303, the damping shaft 301 is driven to rotate through the rotation of the driven gear 302, and the steering column 305 is driven by the hinge transmission, the steering column 305 is hinged to drive the steering hinge 306 and the hinge rod 307 to adjust towards the testing direction, when the hinge rod 307 is hinged towards the testing direction, the output end of the hinge rod 307 drives the input end of the integral steering gear 401 to operate, the fixed connecting rod 402 slides on the inner wall of the culvert supporting block 403 through the transmission of the integral steering gear 401, the sensor carried by the culvert supporting block 403 can measure the sliding condition of the fixed connecting rod 402 on the inner wall of the culvert supporting block 403, when the fixed connecting rod 402 slides, the hinge hole seat 404 is hinged towards the testing direction under the limit transmission of the steering rocker 406 provided with the limit hinge strip 405, when the steering rocker 406 and the limit hinge strip 405 are hinged, the end seat 409 arranged at one end of the trapezoid rod 408 achieves the effect of adjusting the direction, the steering damper 407 arranged between the integral steering gear 401 and the trapezoid rod 408 can play a role in damping, and two groups of monitoring probes 502 arranged below one end of the lifting frame 501 can achieve an effect of integrally measuring the testing condition of equipment when the equipment is in operation, and the measured data are input to the control panel 205 at the top of the isolation frame 202 for analysis and judgment.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a drive-by-wire steering system testing arrangement, includes carrier part (1) and control observation subassembly (5), its characterized in that: a manual control component (2) assembled by bolts is arranged above one side of the bearing component (1), a drive-by-wire driving component (3) connected with the output end of the manual control component (2) is arranged on the inner side of the manual control component (2), the output end of the drive-by-wire driving component (3) is hinged with a steering mechanism (4) connected with the output end of the drive-by-wire driving component (3), and a monitoring and observing component (5) assembled by bolts is arranged above the other side of the bearing component (1);

the monitoring observation assembly (5) comprises a hoisting frame (501) and a monitoring probe (502) arranged below one end of the hoisting frame (501).

2. A steer-by-wire system testing device according to claim 1, wherein: the hoisting frame (501) is of a double-L-shaped structure, and the bearing component (1) comprises a shock pad (101) and a supporting plate (102) arranged on the top side of the shock pad (101).

3. A steer-by-wire system testing device according to claim 2, wherein: the manual control part (2) comprises a bolt base (201), an isolation frame (202), a damping shaft seat (203), a steering wheel (204) and a control panel (205), wherein the bolt base (201) is arranged above one side of the supporting plate (102), the isolation frame (202) is arranged above the bolt base (201), the damping shaft seat (203) is arranged on the outer side of the isolation frame (202), the output end of the steering wheel (204) is connected to the outer side of the damping shaft seat (203), and the control panel (205) is arranged on the top side of the isolation frame (202).

4. A steer-by-wire system testing device according to claim 3, wherein: drive-by-wire drive part (3) are including damping axostylus axostyle (301), driven gear (302), driving gear (303), driving motor (304), steering column (305), steering hinge (306) and hinge rod (307), damping axostylus axostyle (301) set up the interior avris of isolation frame (202), the outside side of damping axostylus axostyle (301) is provided with driven gear (302), just the below meshing of driven gear (302) has driving gear (303) of connecting driving motor (304) output, the one end of damping axostylus axostyle (301) is provided with hinged connection's steering column (305), just the one end of steering column (305) is through steering hinge (306) and hinge rod (307) hinge drive connection.

5. The steering-by-wire system testing apparatus of claim 4, wherein: the steering mechanism (4) comprises an integral steering gear (401), a fixed connecting rod (402), a duct support block (403), a hinge hole seat (404), a limiting hinge strip (405), a steering rocker arm (406), a steering damper (407), a trapezoid rod (408) and a tail end hinge seat (409), wherein the integral steering gear (401) is arranged at one end of the hinge rod (307), the fixed connecting rod (402) is arranged at the inner side of the integral steering gear (401), the duct support block (403) is connected with the outer side of the fixed connecting rod (402) in a sliding manner, the hinge hole seat (404) is arranged at the outer side of the integral steering gear (401), the limiting hinge strip (405) is movably connected with one end of the hinge hole seat (404), and the limiting hinge strip (405) is hinged with the steering rocker arm (406) assembled with the duct support block (403) through a bolt.

6. The steering-by-wire system testing apparatus of claim 5, wherein: the outer end of the integral steering gear (401) is provided with a steering damper (407) assembled by bolts, one end of the steering damper (407) is provided with a trapezoid rod (408), and a tail end hinge seat (409) is arranged above one end of the trapezoid rod (408).