CN218584353U - Heavy-duty vehicle steering test device - Google Patents
Heavy-duty vehicle steering test device Download PDFInfo
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- CN218584353U CN218584353U CN202222900464.0U CN202222900464U CN218584353U CN 218584353 U CN218584353 U CN 218584353U CN 202222900464 U CN202222900464 U CN 202222900464U CN 218584353 U CN218584353 U CN 218584353U
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- duty vehicle
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Abstract
The utility model belongs to the technical field of the vehicle turns to equipment performance test, concretely relates to heavy-duty vehicle turns to test device. The utility model provides a heavy-duty vehicle turns to test device aims at solving among the prior art heavy-duty vehicle and turns to test device's test bench rigid, causes the low problem of the experimental precision of steering apparatus. A heavy-duty vehicle steering test device comprises an installation platform for installing steering equipment and a supporting seat for supporting the installation platform, wherein the installation platform is fixed on the supporting seat through elastic supporting pieces, and the elastic supporting pieces are uniformly distributed between the installation platform and the supporting seat; the supporting seat is provided with a driving mechanism for driving the mounting platform to vibrate relative to the supporting seat, and the steering device can obtain a vibration working condition closer to reality when being tested by arranging the first driving piece, the second driving piece and the traction wire, so that the test precision of the steering device is improved.
Description
Technical Field
The utility model belongs to the technical field of the vehicle turns to equipment performance test, concretely relates to heavy-duty vehicle turns to test device.
Background
The steering device is a key component of a heavy-duty vehicle, and its reliability is one of the most basic performances of the vehicle. At present, the tests of the steering equipment mainly adopt a road test, a test field test and a laboratory test. The road test and the test field test have the advantages of long required period, poor repeatability and high risk, and the indoor test has the advantages of short period, good repeatability, safety, reliability and the like, so that the road test and the test field test have strong requirements and wide application prospects in the steering equipment test.
At present, a fixed loading mode is often adopted in indoor tests of the steering equipment, the newly produced steering equipment is directly installed on a test bed, and the test bed is fixed in the test process. However, since various vibrations are inevitably generated in actual use of the heavy-duty vehicle, the test stand tests the steering in a stationary manner, which results in a problem of low test accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heavy-duty vehicle turns to test device aims at solving among the prior art heavy-duty vehicle and turns to test device's test bench rigid, causes the low problem of the experimental precision of steering apparatus.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a steering test device for a heavy-duty vehicle comprises an installation platform for installing steering equipment and a supporting seat for supporting the installation platform, wherein the installation platform is fixed on the supporting seat through elastic supporting pieces;
the supporting seat is provided with a driving mechanism for driving the mounting platform to vibrate relative to the supporting seat, the driving mechanism comprises a first driving piece rotatably arranged on the supporting seat and a second driving piece slidably arranged on the supporting seat, the first driving piece and the second driving piece are mutually attracted, and the mounting platform is fixedly connected with the second driving piece through a traction wire;
the number of the first driving parts is equal to that of the second driving parts, and the attractive force exerted by each first driving part to the second driving part is different; the shape of mounting platform is cylindrical, first driving piece and second driving piece all follow mounting platform's circumferencial direction evenly sets up.
The further improved scheme is as follows: the steering device is characterized in that a mounting seat is arranged on the mounting platform, the steering device is fixed on the mounting platform through the mounting seat, and a supporting plate for supporting the steering device is further arranged on the mounting platform.
Based on the technical scheme: through setting up the mount pad, turn to equipment and easily assemble with mounting platform. Through setting up the backup pad, the backup pad mainly plays the function of supporting the equipment that turns to for turn to the fixed mode of equipment on mounting platform and more be close to the mounting means of actually installing in the vehicle.
The further improved scheme is as follows: the supporting plate comprises a plate body and a cover body arranged at the upper end of the plate body, grooves are formed in the plate body and the cover body, the grooves in the plate body and the grooves in the cover body are matched to form supporting grooves matched with steering equipment, and the cover body is fixed on the plate body through bolts.
Based on the technical scheme: through setting up plate body and lid, the plate body can conveniently support steering gear with the lid cooperation to make steering gear easily assemble with the backup pad.
The further improved scheme is as follows: the mounting platform is further provided with fixing lugs for fixing the traction wires, the number of the fixing lugs is equal to that of the first driving pieces, and the fixing lugs are uniformly arranged in the circumferential direction of the mounting platform.
Based on the technical scheme: through setting up fixed ear, the haulage wire is easily fixed with mounting platform.
The further improved scheme is as follows: the fixing lug is provided with a through hole penetrating through the traction wire, one end of the traction wire is bound on the fixing lug, and the fixing lug and the mounting platform are of an integrated structure.
Based on the technical scheme: through setting up the through-hole, the pull wire can pass and fix after the through-hole for pull wire and fixed ear joint strength are high, and in long-term use, the pull wire is difficult for breaking away from with fixed ear.
The further improved scheme is as follows: the supporting seat comprises an upper plate, a lower plate and a connecting column arranged between the upper plate and the lower plate, the upper plate and the lower plate are of an integrated structure, and the upper plate is provided with a guide hole for guiding the traction wire.
Based on the technical scheme: through being provided with the guiding hole on the upper plate, the haulage wire is difficult for misplacing to, two piece adjacent haulage wires are difficult for twining.
The further improved scheme is as follows: the lower plate is provided with an assembly hole for guiding the second driving piece, the second driving piece is arranged in the assembly hole in a sliding mode, and the traction wire penetrates through the guide hole and is fixed to the upper end of the second driving piece.
Based on the technical scheme: through setting up the pilot hole, the displacement precision of second driving piece is high to make the second driving piece can exert the effort to mounting platform through drawing the silk effectively.
The further improved scheme is as follows: the elastic supporting piece is a spring, a fixing column for fixing the elastic supporting piece is arranged on the upper plate, the lower end of the elastic supporting piece is sleeved on the fixing column, and the upper end of the elastic supporting piece is fixed on the mounting platform.
Based on the technical scheme: the elastic supporting piece and the upper plate are high in connection strength. The fixing column also has a function of guiding the elastic supporting piece, and the elastic supporting piece is not easy to generate plastic deformation in the long-term use process.
The further improved scheme is as follows: the supporting seat further comprises a support, the support is fixedly connected with the lower plate through bolts, a motor is further arranged on the support, a disc body is arranged on an output shaft of the motor, the first driving piece is fixed on the disc body, the motor is fixed on the support through a connecting frame, the connecting frame and the support are of an integrated structure, a containing groove for containing the first driving piece is formed in the disc body, and the first driving piece is bonded in the containing groove.
Based on the technical scheme: by providing the motor and the disc body, the first driving member is easily assembled, and the first driving member can be conveniently rotated.
The further improved scheme is as follows: the first driving piece is a magnet, the second driving piece is an armature iron adsorbed by the first driving piece, and a buffer layer is arranged on the first driving piece.
Based on the technical scheme: by providing a buffer layer, the buffer layer is primarily intended to avoid the second driver being damaged by impact. The buffer layer can be made of a rubber layer.
The utility model has the advantages that:
in the practical application process, the steering equipment is firstly installed on the installation platform, then the steering equipment is loaded, the specific test method of the steering equipment refers to the prior art, and different test methods need different test steps or equipment.
In the process of carrying out the experiment to steering gear, rotate first driving piece, first driving piece attracts different second driving piece respectively at rotatory in-process, make the second driving piece slide to first driving piece direction, the second driving piece is passing through haulage wire pulling mounting platform to first driving piece slip in-process, the effort of overcoming elastic support spare after the mounting platform atress takes place the slope, continue rotatory first driving piece, first driving piece staggers with the second driving piece, at this moment, the second driving piece resumes to original state under elastic support spare's elastic force, at this moment, mounting platform also resumes to original state.
The first driving part rotates ceaselessly, and the mounting platform tilts and recovers ceaselessly through the second driving part and the traction wire to form a vibration effect. Simultaneously, because first driving piece has a plurality ofly to every effort that first driving piece applyed to the second driving piece is inequality, and same second driving piece bears different effort at the rotatory in-process of first driving piece, thereby makes the mounting panel have different vibration range in the direction of same second driving piece, and then makes mounting platform's vibration mode more be close to the vibration mode that bears when steering apparatus normally uses.
Through setting up first driving piece, second driving piece and haulage wire, can obtain more and be close to real vibration operating mode when turning to equipment and testing to the experimental precision of turning to equipment has been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for a user of ordinary skill in the art, other related drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a steering test device for a heavy-duty vehicle.
Fig. 2 is a schematic view of a heavy-duty vehicle steering test apparatus.
FIG. 3 is an exploded view of a heavy-duty vehicle steering test apparatus in a first orientation.
FIG. 4 is an exploded view of a heavy-duty vehicle steering test apparatus in a second orientation.
Fig. 5 is a schematic view of the motor and attachment bracket mounting location.
The reference numbers in the figures illustrate:
1-mounting a platform; 11-a mounting seat; 12-a support plate; 13-a plate body; 14-a cover body; 15-fixing the ear; 16-a via hole; 2-a support seat; 21-upper plate; 211-guide holes; 212-fixed columns; 22-lower plate; 23-connecting column; 3-a resilient support; 4-a drive mechanism; 41-a first driving member; 42-a second drive member; 43-a traction wire; 5-a bracket; 51-a connecting frame; 6, a motor; 61-disk body.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments of the present invention, all other embodiments obtained by the technical users in the field without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 to 5, a heavy-duty vehicle steering test device comprises an installation platform 1 for installing steering equipment and a support base 2 for supporting the installation platform 1, wherein the installation platform 1 is fixed on the support base 2 through an elastic support member 3, and the elastic support members 3 are uniformly distributed between the installation platform 1 and the support base 2;
the supporting seat 2 is provided with a driving mechanism 4 for driving the mounting platform 1 to vibrate relative to the supporting seat 2, the driving mechanism 4 comprises a first driving piece 41 rotatably arranged on the supporting seat 2 and a second driving piece 42 slidably arranged on the supporting seat 2, the first driving piece 41 and the second driving piece 42 are mutually attracted, and the mounting platform 1 is fixedly connected with the second driving piece 42 through a traction wire 43;
at least two first driving members 41 and at least two second driving members 42, wherein the number of the first driving members 41 is equal to that of the second driving members 42, and the attractive force exerted by each first driving member 41 on the second driving members 42 is different; the mounting platform 1 is cylindrical, and the first driving member 41 and the second driving member 42 are uniformly arranged along the circumferential direction of the mounting platform 1.
The traction wire 43 may be made of steel wire or a material with less elastic deformation.
Example two:
in order to make the steering apparatus easy to assemble with the mounting platform 1, on the basis of the above-described embodiment: the mounting platform is characterized in that a mounting seat 11 is arranged on the mounting platform 1, the steering equipment is fixed on the mounting platform 1 through the mounting seat 11, and a supporting plate 12 for supporting the steering equipment is further arranged on the mounting platform 1.
The supporting plate 12 comprises a plate body 13 and a cover body 14 arranged at the upper end of the plate body 13, grooves are formed in the plate body 13 and the cover body 14, the grooves in the plate body 13 and the grooves in the cover body 14 are matched to form supporting grooves matched with steering equipment, and the cover body 14 is fixed on the plate body 13 through bolts.
The vertical plate and the mounting platform 1 are of an integrated structure. Alternatively, the vertical plate may be fixed to the mounting platform 1 by screws.
Example three:
in order to optimize the performance of the drive mechanism 4, so that the drive mechanism 4 is easy to maintain or assemble, on the basis of the above-described embodiments: the mounting platform 1 is further provided with fixing lugs 15 for fixing the traction wires 43, the number of the fixing lugs 15 is equal to that of the first driving pieces 41, and the fixing lugs 15 are uniformly arranged along the circumferential direction of the mounting platform 1.
The fixing lug 15 is provided with a through hole 16 penetrating through the traction wire 43, one end of the traction wire 43 is bound on the fixing lug 15, and the fixing lug 15 and the mounting platform 1 are of an integrated structure.
The supporting seat 2 comprises an upper plate 21, a lower plate 22 and a connecting column 23 arranged between the upper plate 21 and the lower plate 22, the upper plate 21 and the lower plate 22 are of an integrated structure with the connecting column 23, and the upper plate 21 is provided with a guide hole 211 for guiding the traction wire 43.
The lower plate 22 is provided with an assembly hole for guiding the second driving element 42, the second driving element 42 is slidably disposed in the assembly hole, and the traction wire 43 passes through the guide hole 211 and is fixed at the upper end of the second driving element 42.
The elastic support member 3 is a spring, a fixing column 212 for fixing the elastic support member 3 is arranged on the upper plate 21, the lower end of the elastic support member 3 is sleeved on the fixing column 212, and the upper end of the elastic support member 3 is fixed on the mounting platform 1.
Support seat 2 still includes support 5, support 5 with hypoplastron 22 passes through bolt fixed connection, still be provided with motor 6 on the support 5, be provided with disk body 61 on motor 6's the output shaft, first driving piece 41 all is fixed in on the disk body 61, motor 6 is fixed in through link 51 on the support 5, link 51 with support 5 formula structure as an organic whole, be provided with on the disk body 61 and hold the holding tank of first driving piece 41, first driving piece 41 bond in the holding tank. The motor 6 is fixed to the link frame 51 by screws.
The first driving member 41 is a magnet, the second driving member 42 is an armature iron attracted to the first driving member 41, and the first driving member 41 is provided with a buffer layer. The buffer layer can be made of rubber or other materials with elastic deformation capacity.
The first driving member 41 may be provided in six, the second driving member 42 may be provided in six, and the elastic supporting member 3 may also be provided in six.
The following further introduces in combination with the working principle the utility model provides a pair of heavy-duty vehicle turns to test device:
in the practical application process, the steering equipment is firstly installed on the installation platform 1, then the steering equipment is loaded, the specific test method of the steering equipment refers to the prior art, and different test methods need different test steps or equipment.
In the process of testing the steering device, the first driving part 41 is rotated, the first driving part 41 attracts different second driving parts 42 respectively in the rotating process, the second driving part 42 slides towards the first driving part 41, the second driving part 42 pulls the mounting platform 1 through the traction wire 43 in the sliding process towards the first driving part 41, the acting force of the elastic support part 3 after the mounting platform 1 is stressed is overcome to incline, the first driving part 41 is rotated continuously, the first driving part 41 is staggered with the second driving part 42, at the moment, the second driving part 42 is restored to the original state under the elastic acting force of the elastic support part 3, and at the moment, the mounting platform 1 is also restored to the original state.
The first driving member 41 is continuously rotated, and the second driving member 42 and the traction wire 43 continuously incline and restore the mounting platform 1, thereby forming a vibration effect. Meanwhile, the first driving parts 41 are multiple, acting forces applied to the second driving parts 42 by each first driving part 41 are different, and the same second driving part 42 bears different acting forces in the rotating process of the first driving part 41, so that the mounting plate has different vibration amplitudes in the direction of the same second driving part 42, and the vibration mode of the mounting platform 1 is closer to the vibration mode borne by the steering device in normal use.
The utility model is not limited to the above optional embodiments, and all the schemes can be combined arbitrarily on the premise of no conflict; any person can get other various products according to the teaching of the present invention, and any change in the shape or structure will fall within the scope of the present invention.
Claims (10)
1. The utility model provides a heavy-duty vehicle turns to test device which characterized in that: the steering device comprises an installation platform for installing steering equipment and a supporting seat for supporting the installation platform, wherein the installation platform is fixed on the supporting seat through elastic supporting pieces, and the elastic supporting pieces are uniformly distributed between the installation platform and the supporting seat;
the supporting seat is provided with a driving mechanism for driving the mounting platform to vibrate relative to the supporting seat, the driving mechanism comprises a first driving piece rotatably arranged on the supporting seat and a second driving piece slidably arranged on the supporting seat, the first driving piece and the second driving piece are mutually attracted, and the mounting platform is fixedly connected with the second driving piece through a traction wire;
the number of the first driving parts is equal to that of the second driving parts, and the attractive force exerted by each first driving part to the second driving part is different; the shape of mounting platform is cylindrical, first driving piece and second driving piece all follow mounting platform's circumferencial direction evenly sets up.
2. The heavy-duty vehicle steering test device according to claim 1, characterized in that: the steering device is characterized in that a mounting seat is arranged on the mounting platform, the steering device is fixed on the mounting platform through the mounting seat, and a supporting plate for supporting the steering device is further arranged on the mounting platform.
3. The heavy-duty vehicle steering test apparatus of claim 2, wherein: the supporting plate comprises a plate body and a cover body arranged at the upper end of the plate body, grooves are formed in the plate body and the cover body, the grooves in the plate body and the grooves in the cover body are matched to form supporting grooves matched with steering equipment, and the cover body is fixed on the plate body through bolts.
4. A heavy-duty vehicle steering test apparatus according to claim 3, wherein: the mounting platform is further provided with fixing lugs for fixing the traction wire, the number of the fixing lugs is the same as that of the first driving piece, and the fixing lugs are uniformly arranged in the circumferential direction of the mounting platform.
5. The heavy-duty vehicle steering test apparatus of claim 4, wherein: the fixing lug is provided with a through hole penetrating through the traction wire, one end of the traction wire is bound on the fixing lug, and the fixing lug and the mounting platform are of an integrated structure.
6. The heavy-duty vehicle steering test apparatus of claim 5, wherein: the supporting seat comprises an upper plate, a lower plate and a connecting column arranged between the upper plate and the lower plate, the upper plate and the lower plate are of an integrated structure, and the upper plate is provided with a guide hole for guiding the traction wire.
7. The heavy-duty vehicle steering test apparatus of claim 6, wherein: the lower plate is provided with an assembly hole for guiding the second driving piece, the second driving piece is arranged in the assembly hole in a sliding mode, and the traction wire penetrates through the guide hole and is fixed to the upper end of the second driving piece.
8. The heavy-duty vehicle steering test apparatus of claim 7, wherein: the elastic support piece is a spring, a fixing column for fixing the elastic support piece is arranged on the upper plate, the lower end of the elastic support piece is sleeved on the fixing column, and the upper end of the elastic support piece is fixed on the mounting platform.
9. The heavy-duty vehicle steering test device of claim 8, wherein: the supporting seat further comprises a support, the support is fixedly connected with the lower plate through bolts, a motor is further arranged on the support, a disc body is arranged on an output shaft of the motor, the first driving piece is fixed on the disc body, the motor is fixed on the support through a connecting frame, the connecting frame and the support are of an integrated structure, a containing groove for containing the first driving piece is formed in the disc body, and the first driving piece is bonded in the containing groove.
10. The heavy-duty vehicle steering test apparatus of claim 9, wherein: the first driving piece is a magnet, the second driving piece is an armature iron adsorbed by the first driving piece, and a buffer layer is arranged on the first driving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900464.0U CN218584353U (en) | 2022-11-01 | 2022-11-01 | Heavy-duty vehicle steering test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222900464.0U CN218584353U (en) | 2022-11-01 | 2022-11-01 | Heavy-duty vehicle steering test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218584353U true CN218584353U (en) | 2023-03-07 |
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ID=85375931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222900464.0U Active CN218584353U (en) | 2022-11-01 | 2022-11-01 | Heavy-duty vehicle steering test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218584353U (en) |
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2022
- 2022-11-01 CN CN202222900464.0U patent/CN218584353U/en active Active
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