CN202255850U - Four-passage steering engine test table - Google Patents
Four-passage steering engine test table Download PDFInfo
- Publication number
- CN202255850U CN202255850U CN2011203158678U CN201120315867U CN202255850U CN 202255850 U CN202255850 U CN 202255850U CN 2011203158678 U CN2011203158678 U CN 2011203158678U CN 201120315867 U CN201120315867 U CN 201120315867U CN 202255850 U CN202255850 U CN 202255850U
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- Prior art keywords
- torsion bar
- steering wheel
- measured
- torsion
- supporting base
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Abstract
The utility model discloses a four-passage steering engine test table, which comprises a test table seat, wherein four sets of torque and corner measuring devices in the same structures corresponding to four passages of a four-passage steering engine to be tested are correspondingly distributed in the circumferential direction of the test table seat, and the torque and corner measuring devices are used for carrying out the torque and corner measurement on a main shaft to be tested in each passage of the steering engine. Four sets of torque and corner measuring devices in the same structures are uniformly distributed in the circumferential direction on the test table seat of the four-passage steering engine test table and are used for simultaneously measuring the four passages of the steering engine, so the measurement efficiency is improved. In addition, the four-passage steering engine test table provided by the utility model has the advantages that the structure is compact, each composition part of the measuring devices respectively adopts the modularized design, the corner and the torque of the main shaft to be tested can be simultaneously and precisely measured, and the measurement efficiency is improved.
Description
Technical field
The utility model belongs to the mechanical measurement technique field, relates to the four-way steering wheel testing table that a kind of a plurality of passages of steering wheel are simultaneously measured.
Background technology
Mostly existing equipment is respectively each passage of four-way steering wheel is measured respectively, and efficiency of measurement is lower, does not have to realize four passages are measured simultaneously.And on the steering wheel testing table, steering wheel is being done when detecting test at present; Need carry out corner and torque measurement to the steering wheel main shaft; And existing corresponding corner measuring apparatus when being measured, angle of eccentricity arranged; The corresponding torque measurement mechanism is arranged when main-shaft torque is measured, usually change measurement mechanism after one main shaft is carried out other one measurement measuring.But this detection method is cumbersome, needs to change measurement mechanism, and efficiency of measurement is low, can not guarantee that measured moment of torsion and corner are corresponding fully, influence measurement result simultaneously fully.
The utility model content
The purpose of the utility model is to provide a kind of can not cause the low technical matters of efficiency of measurement to a plurality of channel measurements to solve in the prior art simultaneously to four the simultaneously-measured four-way steering wheel of passage testing tables.
For realizing above-mentioned purpose; The four-way steering wheel testing table that the utility model provided adopts following technical scheme: a kind of four-way steering wheel testing table; Comprise testing bed, testing stand; The week of described testing bed, testing stand, described moment of torsion and corner measuring apparatus were used for the main shaft to be measured of each passage of steering wheel is carried out moment of torsion and outer corner measurement upwards corresponding to corresponding structure identical quadruplet moment of torsion and the corner measuring apparatus of being distributed with of four passages of four-way steering wheel to be measured.
Described moment of torsion and corner measuring apparatus comprise first supporting base and second supporting base of axially arranging successively along main shaft to be measured; On first supporting base, be rotatably equipped with and be used for the coupling shaft that is connected with the coaxial synchrodrive of main shaft to be measured; Coupling shaft is provided with and is used to detect the outer corner measurement element that coupling shaft turns over angle; Described measurement mechanism also comprises the axially extended torsion bar of edge main shaft to be measured that is used to transmit main-shaft torque to be measured; Torsion bar is connected with the coaxial synchrodrive of coupling shaft; On second supporting base, be provided with and be used for only revolving anchor clamps with cooperation is only revolved at the corresponding position of torsion bar, on the torsion bar in coupling shaft with only revolve and be provided with the torque measurement element that is used to measure main shaft output torque to be measured between the anchor clamps.
All be extended with the base that is used to support fixing first supporting base and second supporting base corresponding to every cover measurement mechanism on the described testing bed, testing stand; Said first supporting base is the holder that is installed on the base; The side towards second supporting base in holder on the base is provided with the slide rail that extends along the torsion bar bearing of trend; Second supporting base is the sliding bearing seat that is slidedly assemblied on the slide rail, and said torque measurement element is fixedly installed on the sliding bearing seat.
Described outer corner measurement element is a shaft-position encoder, and described torque measurement element is a torque sensor.
Described base is provided with and is used to drive the lead-screw drive mechanism that the sliding bearing seat slides; This lead-screw drive mechanism comprises that rotation is assemblied in the leading screw along the extension of torsion bar bearing of trend on the base, and one is installed with the feed screw nut that cooperates with the leading screw worm drive on the sliding bearing seat.
Described coupling shaft is connected with the coaxial synchrodrive of torsion bar through a joint flange; Joint flange is fixedly installed on the coupling shaft through bolt is coaxial, on a side of torsion bar, is provided with the pilot hole that with the corresponding end of torsion bar only revolve inserting with the corresponding position of coupling shaft central axis at joint flange.
Described measurement mechanism also comprises and is used to detect the position indicator elment that only revolves the position of anchor clamps on the torsion bar bearing of trend.
The cross section perpendicular to the torsion bar bearing of trend of described torsion bar is a square; The described anchor clamps that only revolve comprise V-block and are used for and the following V-block of last V-block corresponding matching to realize square torsion bar is fixedly clamped that V-block fixedly is integrative-structure up and down.
The beneficial effect of the utility model is: the four-way steering wheel testing table that the utility model provided can be measured the corner and the moment of torsion of main shaft to be measured on the steering wheel simultaneously; Testing bed, testing stand is provided with moment of torsion and corner measuring apparatus; First supporting base is provided with and is used for and the coaxial coupling shaft that is in transmission connection of main shaft to be measured in this measurement mechanism; And coupling shaft is provided with the outer corner measurement element that is used to detect the coupling shaft rotational angle; When main shaft to be measured with after coupling shaft connects, main shaft to be measured drives coupling shaft and rotates synchronously, the rotational angle of the coupling shaft that the outer corner measurement element is measured is the angle that main shaft to be measured turns over.Because torsion bar is connected with the coaxial synchrodrive of coupling shaft; And second supporting base is provided with and is used for only revolving anchor clamps with cooperation is only revolved at the corresponding position of torsion bar; The torque measurement element is set, like this when main shaft to be measured drives torsion bar and rotates through coupling shaft, because have on the torsion bar and only revolve the corresponding position of only revolving cooperation of anchor clamps on torsion bar; Like this on the torsion bar with only revolve the corresponding position of anchor clamps and upwards can not rotate in week; Can be moment of torsion that coupling shaft transmits, thereby obtain the moment of torsion on the main shaft to be measured this moment through being arranged on the moment of torsion that torque measurement element on the torsion bar is measured on the torsion bar to be born.Moment of torsion that is provided in the utility model and corner measuring apparatus simple in structure can be accomplished on same device measuring in the corner of main shaft to be measured and the moment of torsion, need not change measurement mechanism, improved detection efficiency, also improved accuracy of detection.The four-way steering wheel test platform structure that the utility model provided is compact, and each ingredient of measurement mechanism all adopts modular design, can carry out accurately measurement of while to the corner and the moment of torsion of main shaft to be measured, has improved efficiency of measurement.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of four-way steering wheel testing table of the use moment of torsion that provides of the utility model and corner measuring apparatus;
Fig. 2 is that moment of torsion and the corner measuring apparatus among Fig. 1 is installed in the perspective view on the testing bed, testing stand;
Fig. 3 is the cut-open view of Fig. 2.
Embodiment
Like Fig. 1, Fig. 2, shown in Figure 3; A kind of four-way steering wheel testing table; It comprises testing bed, testing stand 100; Testing bed, testing stand 100 is provided with the steering wheel supporting fixture 300 that is used for support fixation steering wheel 200; On testing bed, testing stand 100, circumferentially be evenly equipped with identical being used for the corner of the main shaft to be measured of steering wheel and moment of torsion and the corner measuring apparatus 400 that moment of torsion is measured of quadruplet structure around it, it comprises base 7, and the base of corner and measurement mechanism is corresponding to be fixed on the sway brace structure that formation is stretched out on the testing bed, testing stand 100; The corresponding coaxial synchrodrive of the corresponding coupling shaft with quadruplet moment of torsion and corner measuring apparatus of four main shafts to be measured of four-way steering wheel is connected, and both are fixedly connected through pin in the present embodiment.Main shaft 1 to be measured axially is furnished with first supporting base and second supporting base successively in base 7 upper edges; First supporting base is the holder 2 that is installed on the base 7; On base 7, be provided with along the axially extended slide rail 8 of main shaft to be measured in the side of first supporting base towards second supporting base, described second supporting base is the sliding bearing seat 9 that is slidedly assemblied on the slide rail.On holder 2, be rotatably equipped with and be used for the coupling shaft 4 that is connected with the coaxial synchrodrive of main shaft to be measured; Coupling shaft 4 is provided with and is used to detect the outer corner measurement element that coupling shaft turns over angle; The outer corner measurement element here is a shaft-position encoder 3; When main shaft 1 to be measured drove the coupling shaft rotation, the angle that shaft-position encoder 3 measured next coupling shafts turn over was the angle that main shaft to be measured turns over.Described measurement mechanism comprises that also edge main shaft to be measured extends to torsion bar 5; The two ends of torsion bar 5 lay respectively at the both sides of second supporting base; Second supporting base is provided with the via hole that supplies torsion bar to pass; Be clearance fit between the via hole on torsion bar and the sliding bearing seat; The end towards holder 2 one sides that is positioned at the sliding bearing seat of torsion bar 5 links together through the coaxial synchrodrive of a joint flange with the corresponding end of coupling shaft 4; The joint flange here is through the coaxial fixed connection of corresponding end of screw and coupling shaft 4, joint flange towards the side of torsion bar be provided with pilot hole corresponding to coupling shaft center axial positions, the corresponding end of described torsion bar 5 only revolves inserting and in pilot hole, is connected with the coaxial synchrodrive of torsion bar with the realization joint flange.The portion of passing that the sliding bearing seat deviates from a side of holder of being positioned at of torsion bar 5 is provided with and only revolves inserting with torsion bar and only revolve anchor clamps with what prevent that torsion bar from rotating; Only revolve clamps and be arranged on the sliding bearing seat with sliding bearing seat synchronization action; Be provided with and only revolve adjacent being used to of anchor clamps and detect at coupling shaft and transmit under the torsional interaction torque measurement element of the moment of torsion that bears on the torsion bar in the side towards the sliding bearing seat of only revolving anchor clamps on the torsion bar; The torque measurement element here is the torque sensor on the side of only revolving anchor clamps 10 that is fixedly installed on the sliding bearing seat; Torque sensor 10 is with sliding bearing seat 9 synchronization actions; Because the torsion bar in the present embodiment 5 is an elongate rod; And its cross section perpendicular to the torsion bar bearing of trend is a square; Comprise chuck body with the corresponding anchor clamps that only revolve of torsion bar this moment; Chuck body in the present embodiment is for having the block structure of straight trough on it, the straight trough here is the open slot of an end opening, end sealing, the following V-block 13 that cigarette straight trough bearing of trend is provided with V-block 12 and square torsion bar is fixedly clamped with realization with last V-block 12 corresponding matching in the straight trough of chuck body; Openend at the straight trough of chuck body is provided with pressing plate 11 through bolt, and fixedly to be integrative-structure by said pressing plate and chuck body fixed to realize that clamping to the positive dirction torsion bar only is rotated with for V-block up and down.
When corner that uses above-mentioned moment of torsion and corner measuring apparatus to measure main shaft to be measured and moment of torsion; Coupling shaft 4 is connected with rotating shaft 1 coaxial synchrodrive to be measured; Main shaft 1 to be measured drives coupling shaft 4 and rotates; Shaft-position encoder 3 can detect the angle that coupling shaft turns over, and is the angle that is turned over of main shaft to be measured.Because torsion bar 5 is in transmission connection with main shaft to be measured is coaxial through coupling shaft; When main shaft to be measured 1 during through coupling shaft 4 output torques, an end of torsion bar 5 rotates along with the rotation of coupling shaft like this, only being revolved clamp with the corresponding position of only revolving anchor clamps and only revolve on torsion bar; Under the effect of torsional deflection power; The torque sensor 10 that is arranged on the torsion bar produces moment output, can read the size of the moment of bearing on the torsion bar, and it is the torque of main shaft to be measured.
Reach fixing after slip puts in place for ease of adjustment sliding bearing seat in the slip on the slide rail; Base is provided with and is used to drive the lead-screw drive mechanism that the sliding bearing seat slides; This lead-screw drive mechanism comprises that rotation is assemblied in the leading screw 14 along the extension of torsion bar bearing of trend on the base; End at leading screw 14 is provided with the handwheel of being convenient to operate 17, and one is installed with and is used for the feed screw nut 15 that cooperates with the leading screw worm drive on the sliding bearing seat.According to the measurement needs of the different moments of torsion of main shaft to be measured, rotate handwheel 17, cooperate driving sliding bearing seat to move through leading screw and feed screw nut along slide rail; At this moment; With sliding bearing seat synchronization action only revolve anchor clamps and torque sensor moves along slide rail with the sliding bearing seat, thereby change the length that is used for the bearing torque part of torsion bar, changed the rigidity of torsion bar; Thereby satisfy the needs of the torque measurement of main shaft to be measured, improve the versatility of measurement mechanism.
For improving efficiency of measurement; Be everlasting and be provided for detecting the position indicator elment 16 that only revolves the position of anchor clamps on the torsion bar bearing of trend on the measurement mechanism; In the present embodiment, position indicator elment 16 is arranged on the leading screw 14, judges the distance that the sliding bearing seat moves through the number of turns that the record leading screw rotates; Because clamp device is fixed on the sliding bearing seat, so confirm that the sliding bearing seat is in the position that can draw clamp device along the position on the torsion bar bearing of trend.
Torque sensor in the foregoing description and the same moved further of sliding bearing seat also can be provided with torque sensor separately, are about to torque sensor and are arranged between first supporting base and second supporting base.
Torsion bar in the present embodiment is foursquare flexible member, is convenient to only revolve the firm anchor clamps of anchor clamps, its good overall linearity, working stability.
The compact conformation of the four-way steering wheel testing table in the present embodiment; Through rational layout, measure when can realize simultaneously that the main shaft to be measured in the four-way of steering wheel carried out moment of torsion and corner, improved efficiency of measurement; Guarantee measuring accuracy, had extendability preferably.
Claims (8)
1. four-way steering wheel testing table; Comprise testing bed, testing stand; It is characterized in that: the week of described testing bed, testing stand, described moment of torsion and corner measuring apparatus were used for the main shaft to be measured of each passage of steering wheel is carried out moment of torsion and outer corner measurement upwards corresponding to corresponding structure identical quadruplet moment of torsion and the corner measuring apparatus of being distributed with of four passages of four-way steering wheel to be measured.
2. four-way steering wheel testing table according to claim 1; It is characterized in that: described moment of torsion and corner measuring apparatus comprise first supporting base and second supporting base of axially arranging successively along main shaft to be measured; On first supporting base, be rotatably equipped with and be used for the coupling shaft that is connected with the coaxial synchrodrive of main shaft to be measured; Coupling shaft is provided with and is used to detect the outer corner measurement element that coupling shaft turns over angle; Described measurement mechanism also comprises the axially extended torsion bar of edge main shaft to be measured that is used to transmit main-shaft torque to be measured; Torsion bar is connected with the coaxial synchrodrive of coupling shaft, on second supporting base, be provided with to be used for only revolving anchor clamps with cooperation is only revolved at the corresponding position of torsion bar, on the torsion bar in coupling shaft with only revolve and be provided with the torque measurement element that is used to measure main shaft output torque to be measured between the anchor clamps.
3. four-way steering wheel testing table according to claim 2; It is characterized in that: all be extended with the base that is used to support fixing first supporting base and second supporting base corresponding to every cover measurement mechanism on the described testing bed, testing stand; Said first supporting base is the holder that is installed on the base; The side towards second supporting base in holder on the base is provided with the slide rail that extends along the torsion bar bearing of trend; Second supporting base is the sliding bearing seat that is slidedly assemblied on the slide rail, and said torque measurement element is fixedly installed on the sliding bearing seat.
4. four-way steering wheel testing table according to claim 3 is characterized in that: described outer corner measurement element is a shaft-position encoder, and described torque measurement element is a torque sensor.
5. four-way steering wheel testing table according to claim 3; It is characterized in that: described base is provided with and is used to drive the lead-screw drive mechanism that the sliding bearing seat slides; This lead-screw drive mechanism comprises that rotation is assemblied in the leading screw along the extension of torsion bar bearing of trend on the base, and one is installed with the feed screw nut that cooperates with the leading screw worm drive on the sliding bearing seat.
6. four-way steering wheel testing table according to claim 3; It is characterized in that: described coupling shaft is connected with the coaxial synchrodrive of torsion bar through a joint flange; Joint flange is fixedly installed on the coupling shaft through bolt is coaxial, on a side of torsion bar, is provided with the pilot hole that with the corresponding end of torsion bar only revolve inserting with the corresponding position of coupling shaft central axis at joint flange.
7. four-way steering wheel testing table according to claim 3 is characterized in that: described measurement mechanism also comprises and is used to detect the position indicator elment that only revolves the position of anchor clamps on the torsion bar bearing of trend.
8. according to any described four-way steering wheel testing table in the claim 1 to 7; It is characterized in that: the cross section perpendicular to the torsion bar bearing of trend of described torsion bar is square; The described anchor clamps that only revolve comprise V-block and are used for and the following V-block of last V-block corresponding matching to realize square torsion bar is fixedly clamped that V-block fixedly is integrative-structure up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203158678U CN202255850U (en) | 2011-08-26 | 2011-08-26 | Four-passage steering engine test table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203158678U CN202255850U (en) | 2011-08-26 | 2011-08-26 | Four-passage steering engine test table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202255850U true CN202255850U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203158678U Expired - Fee Related CN202255850U (en) | 2011-08-26 | 2011-08-26 | Four-passage steering engine test table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202255850U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122093A (en) * | 2013-04-27 | 2014-10-29 | 北京自动化控制设备研究所 | Electric actuator elastic torque loading device |
| CN105466708A (en) * | 2015-11-13 | 2016-04-06 | 兰州飞行控制有限责任公司 | Loading device used for steering engine fatigue test |
| CN107817068A (en) * | 2017-09-21 | 2018-03-20 | 北京机械设备研究所 | A kind of multichannel rudder transmission mechanism torque fluctuates measurement apparatus |
| CN108088666A (en) * | 2016-11-23 | 2018-05-29 | 北京遥感设备研究所 | A kind of follow-up rudder machine power square loading equipemtn on bullet rotation testboard |
| CN110907157A (en) * | 2019-12-03 | 2020-03-24 | 武汉宏海兴民科技有限公司 | Multifunctional device for testing performance index of steering engine |
-
2011
- 2011-08-26 CN CN2011203158678U patent/CN202255850U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104122093A (en) * | 2013-04-27 | 2014-10-29 | 北京自动化控制设备研究所 | Electric actuator elastic torque loading device |
| CN105466708A (en) * | 2015-11-13 | 2016-04-06 | 兰州飞行控制有限责任公司 | Loading device used for steering engine fatigue test |
| CN108088666A (en) * | 2016-11-23 | 2018-05-29 | 北京遥感设备研究所 | A kind of follow-up rudder machine power square loading equipemtn on bullet rotation testboard |
| CN107817068A (en) * | 2017-09-21 | 2018-03-20 | 北京机械设备研究所 | A kind of multichannel rudder transmission mechanism torque fluctuates measurement apparatus |
| CN107817068B (en) * | 2017-09-21 | 2020-01-24 | 北京机械设备研究所 | Multi-channel rudder transmission mechanism torque fluctuation measuring device |
| CN110907157A (en) * | 2019-12-03 | 2020-03-24 | 武汉宏海兴民科技有限公司 | Multifunctional device for testing performance index of steering engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20140826 |
|
| EXPY | Termination of patent right or utility model |