CN111429789A - Double-cross arm suspension model teaching aid - Google Patents
Double-cross arm suspension model teaching aid Download PDFInfo
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- CN111429789A CN111429789A CN202010379108.1A CN202010379108A CN111429789A CN 111429789 A CN111429789 A CN 111429789A CN 202010379108 A CN202010379108 A CN 202010379108A CN 111429789 A CN111429789 A CN 111429789A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/02—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes of industrial processes; of machinery
Abstract
The invention relates to the technical field of suspension models and discloses a double-cross-arm suspension model teaching aid which comprises a base, a slide rail assembly, a suspension cross arm assembly, a wheel side assembly, a vehicle parameter measuring table and a wheel jump power unit, wherein the suspension cross arm assembly is positioned at the tops of the base and the slide rail assembly, the wheel side assembly is positioned on the front side of the suspension cross arm assembly, and the vehicle parameter measuring table is positioned on the front side of the wheel side assembly. This two xarm suspension model teaching aids, through using the adjustable model of suspension xarm six degrees of freedom parameter, measure to four-wheel positioning parameter, verify the theory and launch the verification of personal design thinking and study, and can just can master the basic characteristic of suspension kinematics fast and the relation between the four-wheel positioning parameter in the learning phase, can directly adjust suspension xarm length and angle and four-wheel positioning parameter and carry out the suspension kinematics simulation, the simplicity that has improved learning efficiency also can simplify theoretical understanding greatly can also let suspension characteristic output parameter visual.
Description
Technical Field
The invention relates to the technical field of suspension models, in particular to a double-cross-arm suspension model teaching aid.
Background
With the continuous improvement and improvement of the technical level of the automobile industry, the real object teaching aid model can be further improved in talent training and education, and the theory knowledge is too abstract, so that the major professional students are forbidden to go, the learning progress is not stopped, the learning efficiency is low, and the vehicle kinematics theory of the character description is difficult to understand.
In order to solve the problems, the invention provides a double-cross-arm suspension model teaching aid, which uses a suspension cross arm six-degree-of-freedom parameter adjustable model, measures four-wheel positioning parameters, verifies theories and develops personal design idea verification learning, a visual entity model can accelerate understanding of the influence of four-wheel positioning parameter change on a whole vehicle caused by suspension kinematics, and can quickly master the association between the basic characteristics of the suspension kinematics and the four-wheel positioning parameters in a learning stage, and the invention has an application scene of 1. a master teaching model tool for automobile design; 2. an automobile training design mechanism; 3. car racing clubs; 4. automotive suspension design company; 5. for individuals engaged in automobile design research major, a teaching tool scheme for measuring four-wheel positioning parameters brought by double-cross arm characteristics is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a double-cross-arm suspension model teaching aid which is provided with a six-degree-of-freedom parameter adjustable model of a suspension cross arm, measures four-wheel positioning parameters, verifies theories and develops personal design ideas to verify learning, a visual entity model can accelerate understanding of the influence of four-wheel positioning parameter changes on a finished automobile brought by suspension kinematics, can quickly master the correlation between the basic characteristics of the suspension kinematics and the four-wheel positioning parameters in the learning stage, and the like, and solves the problems in the background art.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a two xarm suspension model teaching aids, includes base and slide rail assembly, suspension xarm assembly, wheel limit assembly, vehicle parameter measurement platform and wheel jump power pack, suspension xarm assembly is located the top of base and slide rail assembly, the wheel limit assembly is located the front of suspension xarm assembly, vehicle parameter measurement platform is located the front of wheel limit assembly, wheel jump power pack is located the front side of vehicle parameter measurement platform.
The base and the slide rail assembly comprise a base, a suspension V-shaped cross arm included angle adjusting slide rail, a suspension V-shaped cross arm length adjusting slide rail and a suspension V-shaped cross arm inner point installing slide rail, the bottom of the suspension V-shaped cross arm included angle adjusting slide rail is fixedly connected with the top of the base, the two ends of the suspension V-shaped cross arm length adjusting slide rail are respectively in sliding connection with the side surfaces of the suspension V-shaped cross arm included angle adjusting slide rail, and the two ends of the suspension V-shaped cross arm inner point installing slide rail are respectively in sliding connection with the side surfaces of the suspension V-shaped cross arm length adjusting slide rail.
The suspension cross arm assembly comprises a suspension lower V-shaped cross arm, a suspension upper V-shaped cross arm, a suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve and a suspension toe-in pull rod, one end of the suspension lower V-shaped cross arm and one end of the suspension upper V-shaped cross arm are movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve, and one end of the suspension toe-in pull rod is movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve.
The wheel side assembly comprises a wheel grounding point array foot, a wheel, a main pin back inclination angle measuring disc, a wheel core, a main pin inner inclination angle measuring disc, a steering knuckle and a wheel camber angle measuring disc, the bottom of the wheel is fixedly connected with the top of the wheel grounding point array foot, the back of the main pin back inclination angle measuring disc is fixedly connected with the front of the wheel, the side surface of the wheel core is movably connected with the inside of the wheel, the main pin inner inclination angle measuring disc is fixedly connected with one end of the steering knuckle, the steering knuckle is fixedly connected with the rear end of the wheel core, and one side of the wheel camber angle measuring disc is fixedly connected with one side of the steering knuckle.
The vehicle parameter measuring table comprises a wheel hop measurement scale, a wheel tray, a wheel track measurement sliding table, a wheel ground point toe angle measuring scale, a bolt bearing and a wheel track scale, one side of the wheel tray is movably connected with the side surface of the wheel hop measurement scale, the bottom of the wheel track measurement sliding table is fixedly connected with the top of the wheel tray, the bottom of the wheel ground point toe angle measuring scale is movably connected with the bottom of the wheel track measurement sliding table, the top of the bolt bearing is fixedly connected with the bottom of the wheel tray, and the bottom of the wheel track scale is fixedly connected with the top of the wheel hop measurement scale.
The wheel jump power unit comprises a passive oil cylinder, a lower jump oil pipe, an upper jump oil pipe, an active oil cylinder and a wheel jump control mechanism, wherein one ends of the lower jump oil pipe and the upper jump oil pipe are fixedly communicated with one side of the passive oil cylinder, the other ends of the lower jump oil pipe and the upper jump oil pipe are respectively fixedly communicated with the inner wall of the active oil cylinder, and one end of the wheel jump control mechanism is movably connected with one side of the active oil cylinder.
Preferably, the suspension V-shaped cross arm included angle adjusting slide rails are vertically distributed at the top of the base in the longitudinal direction, the suspension V-shaped cross arm length adjusting slide rails and the suspension V-shaped cross arm included angle adjusting slide rails are vertically arranged, and the suspension V-shaped cross arm inner point mounting slide rails are perpendicular to the suspension V-shaped cross arm length adjusting slide rails.
Preferably, the inner diameter of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve is matched with the diameter of the suspension V-shaped cross arm inner point mounting slide rail, and the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve is in sliding connection with the side surface of the suspension V-shaped cross arm inner point mounting slide rail.
Preferably, the angle scale pointers are arranged on the side, opposite to the wheel camber angle measuring scale, of the main pin camber angle measuring scale, and the angle scale pointers are arranged on the main pin caster angle measuring scale.
Preferably, the top of the wheel grounding point front toe angle measuring scale is provided with a scale mark, and the top of the wheel track measuring sliding table is provided with a triangular pointer.
Preferably, a sliding groove is formed in one side of the wheel tray, the side surface of the wheel runout measuring scale is in sliding connection with the inside of the sliding groove, and the wheel tray is perpendicular to the wheel runout measuring scale.
Preferably, the wheel edge assembly is connected with one end of the suspension cross arm assembly, which is far away from the V-shaped cross arm inner point mounting slide rail of the suspension.
Preferably, the number of the passive oil cylinders is two, and the other passive oil cylinder is fixedly communicated with the middle parts of the lower oil jumping pipe and the upper oil jumping pipe through guide pipes.
Compared with the prior art, the invention provides a double-wishbone suspension model teaching aid, which has the following beneficial effects:
1. this two xarm suspension model teaching aids, through using the adjustable model of suspension xarm six degrees of freedom parameter, measure to four-wheel positioning parameter, verify the theory and launch the verification of personal design thinking and study, visual entity model can accelerate the influence of understanding the four-wheel positioning parameter change that suspension kinematics brought to whole car, and can just can master the basic characteristic of suspension kinematics fast and the relation between the four-wheel positioning parameter in the learning phase, can directly adjust suspension xarm length and angle and four-wheel positioning parameter and carry out the suspension kinematics simulation, the simplicity that has improved learning efficiency and also can simplify theoretical understanding can also let suspension characteristic output parameter visual greatly.
2. This two xarm suspension model teaching aid, through being provided with two xarm suspensions, use two V type pole pieces to adopt ball hinge to connect interior point connection to put and realize six azimuth adjustment on the optical axis slide rail, can change the length and the contained angle of V type xarm, it has the suspension center of heeling wherein to establish the parameter that involves, equivalent arm length, the anti-reverse characteristic of suspension, there is the distance difference to obtain the swizzle caster angle in V type xarm outlier longitudinal distance allowwing about through adjustment V type xarm outlier, the difference of V type xarm outlier transverse distance can obtain the swizzle caster angle parameter.
3. The double-wishbone suspension model teaching aid is provided with a measuring mechanism, when a plurality of angle measuring devices and distance scales are used for moving up and down aiming at wheels, four-wheel positioning parameter changes caused by suspension characteristics are caused, wherein the measuring items comprise wheel distances, kingpin inclination angles, kingpin caster angles, wheel camber angles, wheel toe angles and wheel Z-axis direction displacement distances, then one of three groups of oil cylinders is used as a driving driven part and the other two oil cylinders are used as driven parts through a wheel jump power unit, and an oil way is used for driving the driven oil cylinder to generate displacement to drive the wheels to jump up and down by one entering and one exiting when a Y-shaped pipeline is connected with the driving oil cylinder to work.
Drawings
FIG. 1 is a schematic view of a slide rail mechanism and a base according to the present invention;
FIG. 2 is a schematic view of a base and a slide assembly according to the present invention;
FIG. 3 is a schematic structural view of a suspension cross arm assembly of the present invention;
FIG. 4 is a schematic view of the wheel rim assembly of the present invention;
FIG. 5 is a top view of the wheel rim assembly construction of the present invention;
FIG. 6 is a three-dimensional view of a vehicle parameter measuring station according to the present invention;
FIG. 7 is a schematic view of a vehicle parameter measuring station according to the present invention;
FIG. 8 is a schematic structural diagram of a wheel jump power unit of the present invention.
Wherein: 1. a base and a slide rail assembly; 101. a base; 102. the included angle of the suspension V-shaped cross arm is adjusted by a sliding rail; 103. a suspension V-shaped cross arm length adjusting slide rail; 104. a slide rail is arranged at the inner point of the V-shaped cross arm of the suspension; 2. a suspension cross arm assembly; 201. a V-shaped cross arm under the suspension; 202. a V-shaped cross arm on the suspension; 203. a sliding shaft sleeve is fixed on a sliding rail at the inner point of the V-shaped cross arm of the suspension; 204. a suspension toe link; 3. a wheel edge assembly; 301. a wheel ground point array pin; 302. a wheel; 303. a kingpin caster angle measuring disc; 304. a wheel core; 305. a kingpin inclination angle measuring disc; 306. a knuckle; 307. a wheel camber angle measuring disc; 4. a vehicle parameter measuring station; 401. a wheel hop measurement scale; 402. a wheel tray; 403. a wheel track measuring slide table; 404. a front toe angle measuring scale of a wheel grounding point; 405. a bolt bearing; 406. a track gauge; 5. a wheel jump power unit; 501. a passive oil cylinder; 502. descending an oil pipe; 503. jumping up an oil pipe; 504. an active oil cylinder; 505. and a wheel jump control mechanism.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a double-wishbone suspension model teaching aid comprises a base, a slide rail assembly 1, a suspension wishbone assembly 2, a wheel side assembly 3, a vehicle parameter measuring table 4 and a wheel jump power unit 5, wherein the suspension wishbone assembly 2 is positioned at the top of the base and the slide rail assembly 1, the wheel side assembly 3 is positioned on the front side of the suspension wishbone assembly 2, the vehicle parameter measuring table 4 is positioned on the front side of the wheel side assembly 3, and the wheel jump power unit 5 is positioned on the front side of the vehicle parameter measuring table 4.
The base and slide rail assembly 1 comprises a base 101, a suspension V-shaped cross arm included angle adjusting slide rail 102, a suspension V-shaped cross arm length adjusting slide rail 103 and a suspension V-shaped cross arm inner point mounting slide rail 104, the bottom of a suspension V-shaped cross arm included angle adjusting slide rail 102 is fixedly connected with the top of a base 101, two ends of a suspension V-shaped cross arm length adjusting slide rail 103 are respectively in sliding connection with the side surface of the suspension V-shaped cross arm included angle adjusting slide rail 102, two ends of a suspension V-shaped cross arm inner point mounting slide rail 104 are respectively in sliding connection with the side surface of the suspension V-shaped cross arm length adjusting slide rail 103, the suspension V-shaped cross arm included angle adjusting slide rail 102 is longitudinally and vertically distributed at the top of the base 101, the suspension V-shaped cross arm length adjusting slide rail 103 and the suspension V-shaped cross arm included angle adjusting slide rail 102 are vertically arranged, and the suspension V-shaped cross arm inner point mounting slide rail 104 is perpendicular to the suspension.
The suspension cross arm assembly 2 comprises a suspension lower V-shaped cross arm 201, a suspension upper V-shaped cross arm 202, a suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve 203 and a suspension toe-in pull rod 204, wherein one end of the suspension lower V-shaped cross arm 201 and one end of the suspension upper V-shaped cross arm 202 are movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve 203, one end of the suspension toe-in pull rod 204 is movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve 203, the inner diameter of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve 203 is matched with the diameter of the suspension V-shaped cross arm inner point mounting slide rail 104, and the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve 203 is slidably connected with the side.
The wheel edge assembly 3 comprises a wheel grounding point array foot 301, a wheel 302, a kingpin caster angle measuring disc 303, a wheel core 304, a kingpin caster angle measuring disc 305, a steering knuckle 306 and a wheel camber angle measuring disc 307, wherein the bottom of the wheel 302 is fixedly connected with the top of the wheel grounding point array foot 301, the back of the kingpin caster angle measuring disc 303 is fixedly connected with the front of the wheel 302, the side surface of the wheel core 304 is movably connected with the inside of the wheel 302, the kingpin caster angle measuring disc 305 is fixedly connected with one end of the steering knuckle 306, the steering knuckle 306 is fixedly connected with the rear end of the wheel core 304, one side of the wheel camber angle measuring disc 307 is fixedly connected with one side of the steering knuckle 306, an angle disc pointer is arranged on the side of the kingpin caster angle measuring disc 305 opposite to the wheel camber angle measuring disc 307, the kingpin caster angle measuring disc 303 is provided with an angle pointer, the wheel edge assembly 3 is connected with one end of the suspension cross arm assembly 2 away from the V-shaped cross arm inner point mounting slide rail 104 of the suspension.
The vehicle parameter measuring table 4 comprises a wheel hop measuring scale 401, a wheel tray 402, a wheel track measuring sliding table 403, a wheel grounding point front toe angle measuring scale 404, a bolt bearing 405 and a wheel track scale 406, wherein one side of the wheel tray 402 is movably connected with the side surface of the wheel hop measuring scale 401, one side of the wheel tray 402 is provided with a sliding groove, the side surface of the wheel hop measuring scale 401 is connected with the inside of the sliding groove in a sliding manner, the wheel tray 402 is perpendicular to the wheel hop measuring scale 401, the bottom of the wheel track measuring sliding table 403 is fixedly connected with the top of the wheel tray 402, the bottom of the wheel grounding point front toe angle measuring scale 404 is movably connected with the bottom of the wheel track measuring sliding table 403, the top of the wheel front toe angle measuring scale 404 is provided with a scale line, the top of the wheel track measuring sliding table 403 is provided with a triangular pointer, the top of the bolt bearing 405 is fixedly connected with the bottom, the bottom of the track gauge 406 is fixedly connected to the top of the wheel runout measuring gauge 401.
The wheel jump power unit 5 comprises a passive oil cylinder 501, a lower oil jump pipe 502, an upper oil jump pipe 503, a driving oil cylinder 504 and a wheel jump control mechanism 505, wherein one end of the lower oil jump pipe 502 and one end of the upper oil jump pipe 503 are fixedly communicated with one side of the passive oil cylinder 501, the other ends of the lower oil jump pipe 502 and the upper oil jump pipe 503 are respectively fixedly communicated with the inner wall of the driving oil cylinder 504, one end of the wheel jump control mechanism 505 is movably connected with one side of the driving oil cylinder 504, the number of the passive oil cylinders 501 is two, the other passive oil cylinder 501 is fixedly communicated with the middle parts of the lower oil jump pipe 502 and the upper oil jump pipe 503 through a conduit, the device measures four-wheel positioning parameters by using a suspension cross arm six-degree-of-freedom parameter adjustable model, verifies theories and develops design verification learning of an individual, and an entity model can accelerate understanding of the influence of the visualized four-, and can just can master the relevance between the basic characteristic of suspension kinematics and the four-wheel alignment parameter fast at the learning stage, the device can carry out the suspension kinematics simulation through directly adjusting suspension xarm length and angle and four-wheel alignment parameter, has improved learning efficiency greatly and also can simplify the simplicity of theoretical understanding and can make suspension characteristic output parameter visual.
When the device is used, after the set included angle length of the v-shaped cross arm of the suspension and target four-wheel positioning parameters are used, the measurement platform is calibrated and zeroed, the driving oil cylinder is used for providing displacement of the wheels in the Z-axis direction, parameter changes of the wheel track, the caster angle of the king pin, the camber angle of the wheels and the toe-in angle of the wheels are observed, a table is used as a data record, the variable quantity of each parameter of the displacement of the wheels in the Z-axis direction is recorded, a curve is drawn to obtain the characteristic trend of the suspension K, the motion measurement is further carried out by adjusting the parameters of the cross.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a two xarm suspension model teaching aids, includes base and slide rail assembly (1), suspension xarm assembly (2), wheel limit assembly (3), vehicle parameter measurement platform (4) and wheel jump power pack (5), its characterized in that: the suspension cross arm assembly (2) is positioned at the top of the base and the slide rail assembly (1), the wheel side assembly (3) is positioned on the front surface of the suspension cross arm assembly (2), the vehicle parameter measuring table (4) is positioned on the front surface of the wheel side assembly (3), and the wheel jump power unit (5) is positioned on the front side of the vehicle parameter measuring table (4);
the base and slide rail assembly (1) comprises a base (101), a suspension V-shaped cross arm included angle adjusting slide rail (102), a suspension V-shaped cross arm length adjusting slide rail (103) and a suspension V-shaped cross arm inner point mounting slide rail (104), wherein the bottom of the suspension V-shaped cross arm included angle adjusting slide rail (102) is fixedly connected with the top of the base (101), two ends of the suspension V-shaped cross arm length adjusting slide rail (103) are respectively in sliding connection with the side surface of the suspension V-shaped cross arm included angle adjusting slide rail (102), and two ends of the suspension V-shaped cross arm inner point mounting slide rail (104) are respectively in sliding connection with the side surface of the suspension V-shaped cross arm length adjusting slide rail (103);
the suspension cross arm assembly (2) comprises a suspension lower V-shaped cross arm (201), a suspension upper V-shaped cross arm (202), a suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve (203) and a suspension toe-in pull rod (204), one ends of the suspension lower V-shaped cross arm (201) and the suspension upper V-shaped cross arm (202) are movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve (203), and one end of the suspension toe-in pull rod (204) is movably connected with one side of the suspension V-shaped cross arm inner point slide rail fixed sliding shaft sleeve (203);
the wheel side assembly (3) comprises a wheel grounding point array foot (301), a wheel (302), a kingpin caster angle measuring disc (303), a wheel core (304), a kingpin caster angle measuring disc (305), a steering knuckle (306) and a wheel camber angle measuring disc (307), the bottom of the wheel (302) is fixedly connected with the top of the wheel grounding point array pin (301), the back surface of the kingpin caster angle measuring disc (303) is fixedly connected with the front surface of the wheel (302), the side surface of the wheel core (304) is movably connected with the inner part of the wheel (302), the kingpin inclination angle measuring disc (305) is fixedly connected with one end of a steering knuckle (306), the steering knuckle (306) is fixedly connected with the rear end of a wheel core (304), and one side of the wheel camber angle measuring disc (307) is fixedly connected with one side of the steering knuckle (306);
the vehicle parameter measuring table (4) comprises a wheel hop measuring scale (401), a wheel tray (402), a wheel track measuring sliding table (403), a wheel grounding point front toe angle measuring scale (404), a bolt bearing (405) and a wheel track scale (406), one side of the wheel tray (402) is movably connected with the side surface of the wheel hop measuring scale (401), the bottom of the wheel track measuring sliding table (403) is fixedly connected with the top of the wheel tray (402), the bottom of the wheel grounding point front toe angle measuring scale (404) is movably connected with the bottom of the wheel track measuring sliding table (403), the top of the bolt bearing (405) is fixedly connected with the bottom of the wheel tray (402), and the bottom of the wheel track scale (406) is fixedly connected with the top of the wheel hop measuring scale (401);
the wheel jump power unit (5) comprises a passive oil cylinder (501), a lower oil jump pipe (502), an upper oil jump pipe (503), an active oil cylinder (504) and a wheel jump control mechanism (505), wherein one ends of the lower oil jump pipe (502) and the upper oil jump pipe (503) are fixedly communicated with one side of the passive oil cylinder (501), the other ends of the lower oil jump pipe (502) and the upper oil jump pipe (503) are fixedly communicated with the inner wall of the active oil cylinder (504), and one end of the wheel jump control mechanism (505) is movably connected with one side of the active oil cylinder (504).
2. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: the suspension V-shaped cross arm included angle adjusting slide rail (102) is vertically distributed at the top of the base (101), the suspension V-shaped cross arm length adjusting slide rail (103) and the suspension V-shaped cross arm included angle adjusting slide rail (102) are vertically arranged, and the suspension V-shaped cross arm inner point mounting slide rail (104) is perpendicular to the suspension V-shaped cross arm length adjusting slide rail (103).
3. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: the inner diameter of the fixed sliding shaft sleeve (203) of the point sliding rail in the suspension V-shaped cross arm is matched with the diameter of the point mounting sliding rail (104) in the suspension V-shaped cross arm, and the fixed sliding shaft sleeve (203) of the point sliding rail in the suspension V-shaped cross arm is in sliding connection with the side surface of the point mounting sliding rail (104) in the suspension V-shaped cross arm.
4. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: and angle scale pointers are arranged on the opposite sides of the kingpin inclination angle measuring disc (305) and the wheel camber angle measuring disc (307), and the kingpin caster angle measuring disc (303) is provided with an angle scale pointer.
5. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: the top of the wheel grounding point front toe angle measuring scale (404) is provided with a scale mark, and the top of the wheel track measuring sliding table (403) is provided with a triangular pointer.
6. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: a sliding groove is formed in one side of the wheel tray (402), the side surface of the wheel hop measurement scale (401) is connected with the inside of the sliding groove in a sliding mode, and the wheel tray (402) is perpendicular to the wheel hop measurement scale (401).
7. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: the wheel edge assembly (3) is connected with one end, away from the V-shaped cross arm inner point mounting slide rail (104), of the suspension frame cross arm assembly (2).
8. A double wishbone suspension model teaching aid as claimed in claim 1, wherein: the number of the passive oil cylinders (501) is two, and the other passive oil cylinder (501) is fixedly communicated with the middle parts of the lower oil jump pipe (502) and the upper oil jump pipe (503) through a guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379108.1A CN111429789A (en) | 2020-05-07 | 2020-05-07 | Double-cross arm suspension model teaching aid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010379108.1A CN111429789A (en) | 2020-05-07 | 2020-05-07 | Double-cross arm suspension model teaching aid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112581824A (en) * | 2020-12-30 | 2021-03-30 | 覃琦 | Disconnected auto steering system wheel corner relation teaching aid |
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2020
- 2020-05-07 CN CN202010379108.1A patent/CN111429789A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112581824A (en) * | 2020-12-30 | 2021-03-30 | 覃琦 | Disconnected auto steering system wheel corner relation teaching aid |
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