CN207649899U - A kind of steering wheel sensitivity testing apparatus of multiple sensor - Google Patents

Abstract

The utility model discloses a kind of steering wheel sensitivity testing apparatus of multiple sensor, including bottom plate and steering wheel ontology, it is fixedly connected with cabinet at the top of the bottom plate, the side of the enclosure top is fixedly connected with L-type mounting bracket, it is fixedly connected with transmission case at the top of L-type mounting bracket inner wall, it is driven between the both sides of chamber interior wall and bent axle is rotatably connected to by bearing, the outer surface of bent axle one end is arranged with the first belt pulley, and the utility model is related to vehicle steering wheel accessory technical fields.The steering wheel sensitivity testing apparatus of the multiple sensor, greatly strengthen the accuracy of test result, improve test efficiency, the sensitivity to horn button on steering wheel is realized to carry out quantitative pressure and reset offset deviation test, it is devoted a tremendous amount of time without testing staff to be detected to the sensitivity of horn button, the work load for alleviating testing staff is realized not only quick but also is accurately test the sensitivity of horn button.

Description

A kind of steering wheel sensitivity testing apparatus of multiple sensor

Technical field

The utility model is related to vehicle steering wheel accessory technical field, specially a kind of steering wheel of multiple sensor is sensitive Spend testing apparatus.

Background technology

Steering wheel is the colyliform device of the manipulation travel direction of automobile, steamer or aircraft etc., and function is to make driver It uses after the power turned on plate edge is changed into torque and passes to steering shaft, initial automobile is to control driving with rudder, The high vibration generated in running car passes to driver, increases the difficulty of its control direction, when engine is changed to install After headstock part, due to the increase of weight, driver has no idea to be driven a car with vehicle rudder again at all, steering wheel this The new design of kind is just come into being, and the loudspeaker on gear train operation flexible orientation disk that it is introduced between driver and wheel are pressed Button is an important composition of steering wheel, is needed to horn button on steering wheel after the completion of the horn button assembly on steering wheel Sensitivity is test, to ensure that horn button being capable of normal use.

People mostly use greatly the test side manually pressed when testting the sensitivity of steering wheel horn button at present Formula is test, however, such test form test result is inaccurate, and test is less efficient, cannot be on steering wheel The sensitivity of horn button carries out quantitative pressure and resets offset deviation test, and each testing staff is required for spending a large amount of Time is detected the sensitivity of horn button, considerably increases the work load of testing staff, can not achieve both quickly Accurately the sensitivity of horn button is test again, to which the steering wheel loudspeaker button assembly work to testing staff is brought Great inconvenience.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of steering wheel sensitivity test dress of multiple sensor It sets, solves that existing test form test result is inaccurate, and test less efficient problem.

In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of side of multiple sensor To disk sensitivity testing apparatus, including bottom plate and steering wheel ontology, cabinet, the cabinet are fixedly connected at the top of the bottom plate The side at top is fixedly connected with L-type mounting bracket, and transmission case, the biography are fixedly connected at the top of the L-type mounting bracket inner wall Bent axle is rotatably connected to by bearing between the both sides of dynamic chamber interior wall, and the outer surface of bent axle one end is arranged with the first belt pulley, The top of the L-type mounting bracket is fixedly connected with motor by link block, and the outer surface of motor output shaft is arranged with the second skin The outer surface of belt wheel, second belt pulley is sequentially connected by the outer surface of belt and the first belt pulley, the transmission case Bottom is fixedly connected with guide cylinder, and the both sides of guide cylinder inner wall have been fixedly connected with transverse slat, and the top of the transverse slat, which passes through, delays It rushes spring and is fixedly connected with pressing plate, and the bottom of pressing plate is fixedly connected with mandril, the bottom end of the mandril through guide cylinder and is prolonged The bottom of guide cylinder is extended to, the outer surface of the crankshaft journal is arranged with quill, and the bottom of quill is fixedly connected There are connecting rod, the bottom end of the connecting rod to run through guide cylinder and extend to the inside of guide cylinder, the connecting rod extends to guiding One end inside cylinder is rotatablely connected by the top of link block and pressing plate.

Preferably, dashpot, and the both sides at the top of dashpot inner wall and inner wall are offered at the top of the steering wheel ontology Guide rod is fixedly connected between the both sides of bottom, the outer surface of the guide rod is arranged with diving board, and the top of diving board is solid Surely it is connected with button.

Preferably, between the both sides of the bottom of the both sides and dashpot inner wall of the diving board bottom and positioned at the outer of guide rod Surface has been fixedly connected with resetting spring, and the bottom of the diving board is fixedly connected with conductive bump, and the bottom of dashpot inner wall It is fixedly connected with conductive copper slot compatible with conductive bump.

Preferably, the mandril extends to one end of guide cylinder bottom and is fixedly connected with pressure sensor by connecting plate, And the top movable of steering wheel ontology is connected with laser displacement sensor, the inside of the cabinet is fixedly connected with centre respectively Device, data comparator and the time relay are managed, and the front of cabinet is installed with display, control switch and button respectively.

Preferably, the input terminal of the output end of the pressure sensor and data comparator connects, the data comparator Output end and feedback module input terminal connect, and feedback module, laser displacement sensor, control switch and button output End is connect with the input terminal of central processing unit, the output end of the central processing unit respectively with display, motor and data ratio Input terminal compared with device connects, and the central processing unit is bi-directionally connected with time relay realization.

Preferably, the output end of the input terminal of the central processing unit and power module is electrically connected, and power module Output end is connect with the input terminal electric wire of pressure sensor, laser displacement sensor, control switch and button respectively.

Advantageous effect

The utility model provides a kind of steering wheel sensitivity testing apparatus of multiple sensor.Have following beneficial to effect Fruit：

（1）, the multiple sensor steering wheel sensitivity testing apparatus, by transmission chamber interior wall both sides between pass through Bearing is rotatably connected to bent axle, and the outer surface of bent axle one end is arranged with the first belt pulley, then respectively by motor, display, Second belt pulley, quill, connecting rod, mandril, pressure sensor, laser displacement sensor, data comparator and centre Reason device is equipped with, it can be achieved that carry out quantifying setting to the pressure that button down is implemented, and when being removed to pressure, resetting spring Offset deviation situation counted, to achieve the purpose that quantitatively to detect to button sensitivity, greatly strengthen test in this way As a result accuracy improves test efficiency, realize the sensitivity to horn button on steering wheel carry out quantitative pressure and Offset deviation test is resetted, is devoted a tremendous amount of time without testing staff to be detected to the sensitivity of horn button, is mitigated The work load of testing staff is realized and is not only accurately test quickly but also to the sensitivity of horn button, to significantly Facilitate the steering wheel loudspeaker button assembly work of testing staff.

（2）, the multiple sensor steering wheel sensitivity testing apparatus, conduction is fixedly connected with by the bottom in diving board Convex block, and the bottom of dashpot inner wall is fixedly connected with conductive copper slot compatible with conductive bump, then by cabinet inner wall Bottom be installed with the time relay, it can be achieved that carrying out timing to the conduction of the contact conduction of conductive bump with conductive copper slot, To which the sensitivity for realizing conductive to conductive bump and the contact of conductive copper slot is detected.

Description of the drawings

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

Fig. 2 is the sectional view of the utility model structure；

Fig. 3 is the sectional view of the utility model steering wheel body construction；

Fig. 4 is the structural principle block diagram of Tthe utility model system.

In figure：1 bottom plate, 2 steering wheel ontologies, 3 cabinets, 4 L-type mounting brackets, 5 transmission cases, 6 bent axles, 7 first belt pulleys, 8 Motor, 9 second belt pulleys, 10 guide cylinders, 11 transverse slats, 12 pressing plates, 13 mandrils, 14 quills, 15 connecting rods, 16 dashpots, 17 guide rods, 18 diving boards, 19 buttons, 20 resetting springs, 21 conductive bumps, 22 conductive copper slots, 23 pressure sensors, 24 laser positions Displacement sensor, 25 central processing units, 26 data comparators, 27 time relays, 28 displays, 29 control switches, 30 buttons, 31 Feedback module, 32 power modules.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of steering wheel sensitivity survey of multiple sensor The top of experiment device, including bottom plate 1 and steering wheel ontology 2, steering wheel ontology 2 offers dashpot 16, and 16 inner wall of dashpot It is fixedly connected with guide rod 17 between the both sides and the both sides of inner wall bottom at top, the outer surface of guide rod 17 is arranged with diving board 18, and the top of diving board 18 is fixedly connected with button 19, the both sides of the bottom of 16 inner wall of both sides and dashpot of 18 bottom of diving board Between and positioned at the outer surface of guide rod 17 be fixedly connected with resetting spring 20, resetting spring 20 have well elasticity imitate The bottom of fruit, diving board 18 is fixedly connected with conductive bump 21, and the bottom of 16 inner wall of dashpot is fixedly connected with and conductive bump 21 compatible conductive copper slots 22, conductive copper slot 22 and conductive bump 21 all have good electric conductivity, and the top of bottom plate 1 is fixed It is connected with cabinet 3, the side at 3 top of cabinet is fixedly connected with L-type mounting bracket 4, is fixedly connected at the top of 4 inner wall of L-type mounting bracket There is a transmission case 5, bent axle 6, and the appearance surface cover of 6 one end of bent axle are rotatably connected to by bearing between the both sides of 5 inner wall of transmission case Equipped with the first belt pulley 7, the top of L-type mounting bracket 4 is fixedly connected with motor 8, and the appearance of 8 output shaft of motor by link block Surface cover is equipped with the second belt pulley 9, and the outer surface of the second belt pulley 9 is sequentially connected by the outer surface of belt and the first belt pulley 7, The bottom of transmission case 5 is fixedly connected with guide cylinder 10, and the both sides of 10 inner wall of guide cylinder have been fixedly connected with transverse slat 11, transverse slat 11 Top pressing plate 12 is fixedly connected with by buffer spring, and the bottom of pressing plate 12 is fixedly connected with mandril 13, the bottom of mandril 13 End runs through guide cylinder 10 and extends to the bottom of guide cylinder 10, and the outer surface of 6 axle journal of bent axle is arranged with quill 14, and activity The bottom of sleeve 14 is fixedly connected with connecting rod 15, and the bottom end of connecting rod 15 through guide cylinder 10 and extends to the interior of guide cylinder 10 Portion, connecting rod 15 extend to one end inside guide cylinder 10 and are rotatablely connected by the top of link block and pressing plate 12, and mandril 13 prolongs The one end for extending to 10 bottom of guide cylinder is fixedly connected with pressure sensor 23, the model of pressure sensor 23 by connecting plate PTG501, and the top movable of steering wheel ontology 2 is connected with laser displacement sensor 24, the model of laser displacement sensor 24 The inside of ZLDS113, cabinet 3 are fixedly connected with central processing unit 25, data comparator 26 and the time relay 27 respectively, center The model ARM9 of processor 25, the model LM331 of data comparator 26, and cabinet 3 front be installed with respectively it is aobvious Show that device 28, control switch 29 and button 30, the output end of pressure sensor 23 are connect with the input terminal of data comparator 26, data The output end of comparator 26 is connect with the input terminal of feedback module 31, and feedback module 31, laser displacement sensor 24, control open Close 29 and the output end of button 30 connect with the input terminal of central processing unit 25, the output end of central processing unit 25 respectively with show Show that device 28, motor 8 are connected with the input terminal of data comparator 26, central processing unit 25 realizes two-way company with the time relay 27 It connects, the input terminal of central processing unit 25 is electrically connected with the output end of power module 32, and the output end difference of power module 32 It is connect with the input terminal electric wire of pressure sensor 23, laser displacement sensor 24, control switch 29 and button 30.

Before use, according to the authorized pressure value required by 19 sensitivity technique of button, judgement needs the pressure of input standard Force value, the pressure value higher than standard are pressure alarm threshold value, and pressure alarm threshold value is then inputted central processing by button 30 Pressure alarm threshold value is delivered in data comparator 26 by device 25, central processing unit 25 again, as pressure fiducial value.

In use, first the steering wheel ontology 2 of pending test is placed on clamping platform, then distinguished by power module 32 Pressure sensor 23, laser displacement sensor 24, control switch 29 and button 30 is set to be powered, then testing staff can be by laser position Displacement sensor 24 lies in the top of steering wheel ontology 2, and the test side of laser displacement sensor 24 is being placed on button 19 just Lower section, laser displacement sensor 24 can record the distance value for arriving 19 bottom of button at this time at this time, and show on the display 28, so The operable control switch 29 of testing staff afterwards makes central processing unit 25 control motor 8 and starts to work, and motor 8 can be respectively by the Two belt pulleys 9, the first belt pulley 7 and bent axle 6 drive quill 14 to move downward, and quill 14 passes through connecting rod respectively again 15 and pressing plate 12 drive mandril 13 be pressed down against button 19, be set to the pressure sensor 23 of 13 bottom end of mandril to mandril 13 and by Pressure between button 19 is detected, and the pressure value of detection is transmitted to data comparator 26 by pressure sensor 23, in data ratio Pressure value compared with the detection of 26 pressure sensor 23 of device is compared with pressure alarm threshold value, if result of the comparison is higher than pressure report Alert threshold value indicates that mandril 13 is excessively high to the pressure value of button 19, and data comparator 26 is by pressure alarm threshold value through feedback module 31 Central processing unit 25 is fed back to, central processing unit 25 can control the reversion of motor 8 and reset, and button 19 can be in the effect of resetting spring 20 Lower reset, the distance value after the reset of detection button 19 of the meeting of laser displacement sensor 24 at this time, and show on the display 28, it detects Personnel need to only be compared initial distance value and terminating distance value, you can the sensitivity of button 19 is obtained, in the process, when Between relay 27 can to conductive bump 21 and conductive copper slot 22 contact the time used in conduction carry out timing, to reach to button 19 Conductive sensitivity is detected, and this completes the entire worked of the steering wheel sensitivity testing apparatus of the multiple sensor Journey.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of steering wheel sensitivity testing apparatus of multiple sensor, including bottom plate（1）With steering wheel ontology（2）, feature It is：The bottom plate（1）Top be fixedly connected with cabinet（3）, the cabinet（3）The side at top is fixedly connected with L-type peace It shelves（4）, the L-type mounting bracket（4）Transmission case is fixedly connected at the top of inner wall（5）, the transmission case（5）The both sides of inner wall Between bent axle is rotatably connected to by bearing（6）, and bent axle（6）The outer surface of one end is arranged with the first belt pulley（7）, the L Type mounting bracket（4）Top motor is fixedly connected with by link block（8）, and motor（8）The outer surface of output shaft is arranged with Two belt pulleys（9）, second belt pulley（9）Outer surface pass through belt and the first belt pulley（7）Outer surface be sequentially connected, The transmission case（5）Bottom be fixedly connected with guide cylinder（10）, and guide cylinder（10）The both sides of inner wall have been fixedly connected with cross Plate（11）, the transverse slat（11）Top pressing plate is fixedly connected with by buffer spring（12）, and pressing plate（12）Bottom fix It is connected with mandril（13）, the mandril（13）Bottom end run through guide cylinder（10）And extend to guide cylinder（10）Bottom, it is described Bent axle（6）The outer surface of axle journal is arranged with quill（14）, and quill（14）Bottom be fixedly connected with connecting rod （15）, the connecting rod（15）Bottom end run through guide cylinder（10）And extend to guide cylinder（10）Inside, the connecting rod （15）Extend to guide cylinder（10）Internal one end passes through link block and pressing plate（12）Top rotation connection.

2. a kind of steering wheel sensitivity testing apparatus of multiple sensor according to claim 1, it is characterised in that：It is described Steering wheel ontology（2）Top offer dashpot（16）, and dashpot（16）Two of both sides and inner wall bottom at the top of inner wall Guide rod has been fixedly connected between side（17）, the guide rod（17）Outer surface be arranged with diving board（18）, and diving board（18） Top be fixedly connected with button（19）.

3. a kind of steering wheel sensitivity testing apparatus of multiple sensor according to claim 2, it is characterised in that：It is described Diving board（18）The both sides of bottom and dashpot（16）Between the both sides of the bottom of inner wall and it is located at guide rod（17）Outer surface it is equal It is fixedly connected with resetting spring（20）, the diving board（18）Bottom be fixedly connected with conductive bump（21）, and dashpot（16） The bottom of inner wall is fixedly connected with and conductive bump（21）Compatible conductive copper slot（22）.

4. a kind of steering wheel sensitivity testing apparatus of multiple sensor according to claim 1, it is characterised in that：It is described Mandril（13）Extend to guide cylinder（10）One end of bottom is fixedly connected with pressure sensor by connecting plate（23）, and steering wheel Ontology（2）Top movable be connected with laser displacement sensor（24）, the cabinet（3）Inside be fixedly connected with center respectively Processor（25）, data comparator（26）And the time relay（27）, and cabinet（3）Front be installed with display respectively （28）, control switch（29）And button（30）.

5. a kind of steering wheel sensitivity testing apparatus of multiple sensor according to claim 4, it is characterised in that：It is described Pressure sensor（23）Output end and data comparator（26）Input terminal connection, the data comparator（26）Output end With feedback module（31）Input terminal connection, and feedback module（31）, laser displacement sensor（24）, control switch（29）With by Key（30）Output end and central processing unit（25）Input terminal connection, the central processing unit（25）Output end respectively with Display（28）, motor（8）And data comparator（26）Input terminal connection, the central processing unit（25）With the time relay （27）Realization is bi-directionally connected.

6. a kind of steering wheel sensitivity testing apparatus of multiple sensor according to claim 4, it is characterised in that：It is described Central processing unit（25）Input terminal and power module（32）Output end be electrically connected, and power module（32）Output end point Not and pressure sensor（23）, laser displacement sensor（24）, control switch（29）And button（30）Input terminal electric wire connection.