CN203965089U - A kind of removable car height of center of mass measurement mechanism - Google Patents
A kind of removable car height of center of mass measurement mechanism Download PDFInfo
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- CN203965089U CN203965089U CN201420377637.8U CN201420377637U CN203965089U CN 203965089 U CN203965089 U CN 203965089U CN 201420377637 U CN201420377637 U CN 201420377637U CN 203965089 U CN203965089 U CN 203965089U
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- mass measurement
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Abstract
A kind of removable car height of center of mass measurement mechanism, comprise for tested Automobile shaft is lifted embrace tire lifting machine, axletree is lifted after for the traversing carriage of support tire, for measuring wheel load instrument, the angel measuring instrument of lifting axletree axle load; Described traversing carriage comprises bracing frame, be loaded on bracing frame for regulate traversing carriage height arrangement for adjusting height, be loaded on the pulley of bracing frame bottom; Supporting station is equipped with in arrangement for adjusting height upper end, and wheel load instrument is positioned on supporting station, and supporting station two ends are provided with the limiting plate for preventing doughnut front and back play.The utility model is not subject to car category, and wheelspan and wheelbase restriction, have occupied ground little, convenient, flexible, to save usage space advantage.
Description
Technical field
The utility model relates to a kind of automobile detection apparatus, especially a kind of automobile height of center of mass measurement mechanism.
Background technology
Automobile height of center of mass is one of automobile important technological parameters, the performances such as roll stability, control stability and braking to automobile all have a huge impact, and the measurement of this parameter has become a requisite action in the development and Design of relevant automobile product and trade management.
Although have multiple to the measuring method of automobile height of center of mass theoretically: single pendulum method, suspension method, longitudinal lifting (lifting) method, inclination method, dynamic measuring method etc., but at present domesticly generally adopt inclination method to test to the measurement of medium-heavy automobile height of center of mass, longitudinally lifting (lifting) method is also used on a small quantity.Above-mentioned two kinds of methods exist following not enough: need to build and roll or longitudinally lifting testing table, position are fixed, structure is comparatively complicated and need to coordinate fairly large capital construction, integral constructing cost is higher.
Summary of the invention
Goal of the invention of the present utility model is to provide the one not only can measured automobiles height of center of mass and simple in structure, convenient mobile, and the space that saves space adapts to the removable car height of center of mass measurement mechanism of different wheelspans and wheelbase.
The technical solution of the utility model is: comprise for tested Automobile shaft is lifted embrace tire lifting machine, axletree is lifted after for the traversing carriage of support tire, for measuring wheel load instrument, the angel measuring instrument of lifting axletree axle load; Described traversing carriage comprises bracing frame, be loaded on bracing frame for regulate traversing carriage height arrangement for adjusting height, be loaded on the pulley of bracing frame bottom; Supporting station is equipped with in arrangement for adjusting height upper end, and wheel load instrument is positioned on supporting station, and supporting station two ends are provided with the limiting plate for preventing doughnut front and back play.
Fluted on described supporting station, wheel load instrument is positioned on supporting station through groove, and supporting station has adapter sleeve, supporting station through adapter sleeve movable set in arrangement for adjusting height upper end.
Described arrangement for adjusting height is rotary moveable leading screw, on rotary moveable leading screw, rotary handle is installed.
Support frame as described above upper interior is provided with internal thread part, and rotary moveable leading screw is loaded on the internal thread part place of column tube upper end.
Feed screw nut is equipped with on support frame as described above top, and rotary moveable screw set is loaded in feed screw nut.
Elastic telescopic assembly is housed on described pulley, described elastic telescopic assembly comprises bearing pin, be set in the volute spring on bearing pin top, be set in mounting kit on the bearing pin at volute spring two ends, for the holder power dish of setting screw spring position on bearing pin, mounting kit can move up and down along bearing pin; Described volute spring upper end and mounting kit offset, and volute spring lower end contacts with holder power dish upper surface; Bracing frame is sleeved on bearing pin through mounting kit.
On the bearing pin of described holder power dish lower end, be set with the split pin for locating holder power dish.
Support frame as described above comprise be positioned at middle part main support member, be positioned at main stay pipe downside and have two above auxiliary support members; Support frame as described above is provided with handrail.
Described mounting kit is connected with the auxiliary support member that is loaded on bracing frame.
Described mounting kit is two coaxial circles ring sets, comprises upper ring cap, lower ring set, and volute spring upper end and upper ring cap offset.
The utility model can carry out to automobile single shaft lifting on light water plane earth makes automobile produce vertical inclination angle, and the axle load while adopting the corresponding horizontality of packaged type axle load measurement mechanism measured automobiles changes and then calculating automobile height of center of mass.The utility model advantage is as follows: 1, test figure is reliable, and convenience is mobile, occupied ground is little, convenient, flexible, greatly saved usage space.2, the main member that forms this utility model all can a tractor serves several purposes: wheel load measurement mechanism, lifting machine and bracing or strutting arrangement are packaged type, can conveniently use for different purpose.3, this device wide accommodation: be not subject to car category, wheelspan and wheelbase restriction.
Brief description of the drawings
Fig. 1 is the use constitutional diagram of the utility model traversing carriage 1.
Fig. 2 is the structural representation of traversing carriage 1.
Fig. 3 is the structural representation of elastic telescopic assembly 7.
Embodiment
In Fig. 1, the utility model comprise the packaged type for tested automobile 16 axletrees are lifted embrace tire lifting machine, axletree is lifted after for the traversing carriage 1 of support tire, for measuring wheel load instrument 2, the angel measuring instrument of lifting axletree axle load.Wheel load instrument 2 is positioned on traversing carriage 1, forms packaged type axle load measurement mechanism.Embrace tire lifting machine lifting vehicle single shaft to certain altitude by packaged type, two packaged type axle load measurement mechanisms are placed on respectively to the below of left and right lifting wheel, the below of wheel is contacted with height adjustment mechanism with the mid point of axle load measurement mechanism, operating movable formula is embraced tire lifting machine fork underfooting and is fallen, hoist vehicle wheel load masterpiece is for axle load measurement mechanism, the volute spring of elastic telescopic assembly upper end is compressed, and traversing carriage moves down, and firmly lands.Measure now wheel load, measure tested automobile 16 vertical inclination angles with angle measurement unit.In conjunction with parameter measurements such as vehicle wheel base, tire static(al) radiuses, calculate automobile height of center of mass according to statical equilibrium principle.Lifting automobile one axletree produces inclination alpha, and this angle can directly be measured by angel measuring instrument, also can convert by dimensional measurement
, (in formula: H---the difference in height between the first axle and the second axle wheel landing ground; Distance between L1---the first axle and the second axle wheel center.) can be obtained by following formula for the height of vehicle barycenter:
, in formula:
---automobile height of center of mass; R---automobile front axle wheel static(al) radius; P---automobile gross weight=F1+F2+F3+F4 can measure with portable wheel load instrument in the time that automobile is placed on ground grading; F3+F4 is lifting axis weight;
---barycenter is to nosewheel contact dot center distance, and antero posterior axis axle load and wheelbase can be by horizontality time calculate.
In Fig. 2, traversing carriage 1 comprises bracing frame 6, be loaded on rotary moveable leading screw 4 on bracing frame 6, be loaded on the Universal pulley 12 of bracing frame 6 bottoms.Rotary moveable leading screw 4 has two kinds of mounting meanss respectively: 1, bracing frame 6 upper interior are provided with internal thread part, and rotary moveable leading screw 4 is loaded on the internal thread part place of bracing frame 6 upper ends; 2, feed screw nut is equipped with on bracing frame 6 tops, and rotary moveable screw set is loaded in feed screw nut.Rotary handle 13 is installed, by the adjustable traversing carriage upper support of rotary handle 13 platform height on rotary moveable leading screw 4.Fluted on supporting station, wheel load instrument 2 is positioned on supporting station through groove, and supporting station two ends are provided with the limiting plate 3 for preventing doughnut front and back play, angle >=45 ° of limiting plate 3 and surface level.Supporting station has cylindrical casing (cylindrical adapter sleeve), by cylindrical casing movable set in rotary moveable leading screw 4 upper ends.Universal pulley 12 is loaded on bracing frame 6 bottoms through elastic telescopic assembly 7.Universal pulley 12 is loaded on three auxiliary support members of bracing frame 6 bottoms through elastic telescopic assembly 7.Bracing frame 6 comprise be positioned at middle part main support member, be positioned at main stay pipe downside and have three auxiliary support members.Main support member is provided with handrail 5.
In Fig. 3, elastic telescopic assembly 7 comprises vertical bearing pin 8, volute spring 9, mounting kit, holder power dish 10, split pin 11, Universal pulley 12, holder power dish 10 is sleeved on vertical bearing pin 8 and supports and be limited to its extreme lower position by split pin 11, volute spring 9 is sleeved on vertical bearing pin 8, mounting kit is two coaxial circles ring sets, comprise upper ring cap 15, lower ring set 14, the lower end of volute spring 9 contacts with holder power dish 10 upper surfaces, bracing frame 6 is being supported by upper ring cap 15 in upper end, and vertical bearing pin 8 and Universal pulley 12 are rotationally connected for horizontal 360-degree.The auxiliary support member of bracing frame 6 is contained on vertical bearing pin 8 by upper and lower two coaxial circles ring sets, weight on traversing carriage and supporting station passes to volute spring 9 by upper ring cap 15, in the time that the weight on supporting station increases, play volute spring 9 compressed, traversing carriage height declines until the main and auxiliary support member of bracing frame 6 lands.
When use, packaged type is embraced to tire lifting machine and aim at the measured automobiles rear axle two ends wheel being parked in ground grading, its fork pin is inserted under wheel, use lifting machine that automobile hind axle is given rise to certain altitude and stop.Two packaged type axle load measurement mechanisms are supported to the below that is placed on respectively left and right lifting wheel, regulate the height of traversing carriage, make the below of wheel corresponding with the mid point of the wheel load instrument 2 on axle load measurement mechanism.Operating movable formula lifting machine fork underfooting falls, vehicle hoisting wheel contacts with axle load measurement mechanism, due to Action of Gravity Field, the volute spring 9 of elastic telescopic assembly 7 upper ends is compressed, traversing carriage moves down, thereby the major-minor support member rigidity of the bracing frame of traversing carriage 6 lands, now can measure lifting axletree axle load by the wheel load instrument 2 on axle load measurement mechanism.There is no loaded weight on supporting station time, traversing carriage 1 can omnirange move freely in ground grading, in the time that supporting station is subject to wheel pressure, the volute spring 9 of elastic telescopic assembly 7 upper ends is compressed, traversing carriage 1 moves down, thereby the column tube of the bracing frame 6 of traversing carriage, auxiliary support member are firmly landed, can firmly support enough large automobile axle load.The upper end of the bracing frame 6 of traversing carriage is rotary moveable leading screw 4, free adjustment height within the specific limits, thus meet vehicle single shaft lift height demand.
Claims (10)
1. a removable car height of center of mass measurement mechanism, is characterized in that: comprise for tested automobile (16) axletree is lifted embrace tire lifting machine, axletree is lifted after for the traversing carriage (1) of support tire, for measuring wheel load instrument (2), the angel measuring instrument of lifting axletree axle load;
Described traversing carriage (1) comprises bracing frame (6), be loaded on bracing frame (6) for regulate traversing carriage (1) height arrangement for adjusting height (4), be loaded on the pulley (12) of bracing frame (6) bottom; Supporting station is equipped with in arrangement for adjusting height (4) upper end, and wheel load instrument (2) is positioned on supporting station, and supporting station two ends are provided with the limiting plate (3) for preventing doughnut front and back play.
2. removable car height of center of mass measurement mechanism according to claim 1, it is characterized in that: fluted on described supporting station, wheel load instrument (2) is positioned on supporting station through groove, and supporting station has adapter sleeve, supporting station through adapter sleeve movable set in arrangement for adjusting height (4) upper end.
3. removable car height of center of mass measurement mechanism according to claim 1, is characterized in that: described arrangement for adjusting height (4) is rotary moveable leading screw, and rotary handle (13) is installed on rotary moveable leading screw.
4. removable car height of center of mass measurement mechanism according to claim 3, is characterized in that: support frame as described above (6) upper interior is provided with internal thread part, and rotary moveable leading screw is loaded on the internal thread part place of column tube upper end.
5. removable car height of center of mass measurement mechanism according to claim 3, is characterized in that: feed screw nut is equipped with on support frame as described above (6) top, and rotary moveable screw set is loaded in feed screw nut.
6. removable car height of center of mass measurement mechanism according to claim 1, it is characterized in that: elastic telescopic assembly (7) is housed on described pulley (12), described elastic telescopic assembly (7) comprises bearing pin (8), be set in the volute spring (9) on bearing pin (8) top, be set in the mounting kit on the bearing pin (8) at volute spring (9) two ends, the holder power dish (10) for setting screw spring (9) in the upper position of bearing pin (8), and mounting kit can move up and down along bearing pin (8); Described volute spring (9) upper end and mounting kit offset, and volute spring (9) lower end contacts with holder power dish (10) upper surface; Bracing frame (6) is sleeved on bearing pin (8) through mounting kit.
7. removable car height of center of mass measurement mechanism according to claim 6, is characterized in that: on the bearing pin (8) of described holder power dish (10) lower end, be set with the split pin (11) for locating holder power dish (10).
8. removable car height of center of mass measurement mechanism according to claim 6, is characterized in that: support frame as described above (6) comprise be positioned at middle part main support member, be positioned at main stay pipe downside and have two above auxiliary support members; Support frame as described above (6) is provided with handrail (5).
9. removable car height of center of mass measurement mechanism according to claim 8, is characterized in that: described mounting kit is connected with the auxiliary support member that is loaded on bracing frame (6).
10. according to the removable car height of center of mass measurement mechanism described in claim 6 or 9, it is characterized in that: described mounting kit is two coaxial circles ring sets, comprise upper ring cap (15), lower ring set (14), volute spring (9) upper end and upper ring cap (15) offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377637.8U CN203965089U (en) | 2014-07-09 | 2014-07-09 | A kind of removable car height of center of mass measurement mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377637.8U CN203965089U (en) | 2014-07-09 | 2014-07-09 | A kind of removable car height of center of mass measurement mechanism |
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| CN203965089U true CN203965089U (en) | 2014-11-26 |
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| CN201420377637.8U Expired - Fee Related CN203965089U (en) | 2014-07-09 | 2014-07-09 | A kind of removable car height of center of mass measurement mechanism |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823598A (en) * | 2016-03-22 | 2016-08-03 | 山东理工大学 | Passenger car mass center position measurement device and measurement and calculation method |
| CN107782500A (en) * | 2016-08-25 | 2018-03-09 | 大连楼兰科技股份有限公司 | Automobile center mass measuring device and measuring method |
| CN108279090A (en) * | 2018-01-08 | 2018-07-13 | 北京和利强精密仪器有限公司 | Multiaxle trucks centroid position measurement method based on lean forward platform and multi-dimension force sensor |
| CN108398276A (en) * | 2018-03-16 | 2018-08-14 | 哈尔滨理工大学 | Vehicle wheel load measuring instrument self-level(l)ing support device |
| CN108674688A (en) * | 2018-04-20 | 2018-10-19 | 深圳市科比特航空科技有限公司 | Based on the drone center of unmanned aerial vehicle assay method for intersecting check weighing mode |
| CN108801548A (en) * | 2018-06-29 | 2018-11-13 | 北京汽车股份有限公司 | Vehicle centroid survey tool and measurement method |
| CN110186618A (en) * | 2019-06-28 | 2019-08-30 | 长春理工大学 | A kind of automobile mass center test fixture |
| CN110702310A (en) * | 2019-11-13 | 2020-01-17 | 中国第一汽车股份有限公司 | Device and method for measuring inertial parameters of automobile parts |
| CN111307372A (en) * | 2020-04-16 | 2020-06-19 | 一汽红塔云南汽车制造有限公司 | Method for measuring and calculating height of mass center of two-axis automobile |
| CN111766015A (en) * | 2020-06-30 | 2020-10-13 | 三一汽车制造有限公司 | Vehicle gravity center height measuring device and method |
| CN111855080A (en) * | 2020-07-28 | 2020-10-30 | 北京三快在线科技有限公司 | Centroid position measuring device for vehicle |
| CN111976664A (en) * | 2020-08-28 | 2020-11-24 | 马鞍山钢铁股份有限公司 | Embrace tank car wheel and block and landing leg strutting arrangement |
| CN112326119A (en) * | 2020-10-30 | 2021-02-05 | 安徽江淮汽车集团股份有限公司 | Vehicle mass center height measuring device and method |
| CN112393845A (en) * | 2020-11-30 | 2021-02-23 | 奇瑞汽车股份有限公司 | Vehicle gravity center height obtaining method and device |
-
2014
- 2014-07-09 CN CN201420377637.8U patent/CN203965089U/en not_active Expired - Fee Related
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823598A (en) * | 2016-03-22 | 2016-08-03 | 山东理工大学 | Passenger car mass center position measurement device and measurement and calculation method |
| CN107782500A (en) * | 2016-08-25 | 2018-03-09 | 大连楼兰科技股份有限公司 | Automobile center mass measuring device and measuring method |
| CN108279090A (en) * | 2018-01-08 | 2018-07-13 | 北京和利强精密仪器有限公司 | Multiaxle trucks centroid position measurement method based on lean forward platform and multi-dimension force sensor |
| CN108398276A (en) * | 2018-03-16 | 2018-08-14 | 哈尔滨理工大学 | Vehicle wheel load measuring instrument self-level(l)ing support device |
| CN108674688B (en) * | 2018-04-20 | 2020-07-28 | 深圳市科比特航空科技有限公司 | Unmanned aerial vehicle gravity center measuring method based on cross weight measuring mode |
| CN108674688A (en) * | 2018-04-20 | 2018-10-19 | 深圳市科比特航空科技有限公司 | Based on the drone center of unmanned aerial vehicle assay method for intersecting check weighing mode |
| CN108801548A (en) * | 2018-06-29 | 2018-11-13 | 北京汽车股份有限公司 | Vehicle centroid survey tool and measurement method |
| CN110186618B (en) * | 2019-06-28 | 2020-11-03 | 长春理工大学 | Automobile mass center testing and positioning device |
| CN110186618A (en) * | 2019-06-28 | 2019-08-30 | 长春理工大学 | A kind of automobile mass center test fixture |
| CN110702310A (en) * | 2019-11-13 | 2020-01-17 | 中国第一汽车股份有限公司 | Device and method for measuring inertial parameters of automobile parts |
| CN111307372A (en) * | 2020-04-16 | 2020-06-19 | 一汽红塔云南汽车制造有限公司 | Method for measuring and calculating height of mass center of two-axis automobile |
| CN111307372B (en) * | 2020-04-16 | 2021-10-01 | 一汽红塔云南汽车制造有限公司 | Method for measuring and calculating height of mass center of two-axis automobile |
| CN111766015A (en) * | 2020-06-30 | 2020-10-13 | 三一汽车制造有限公司 | Vehicle gravity center height measuring device and method |
| CN111855080A (en) * | 2020-07-28 | 2020-10-30 | 北京三快在线科技有限公司 | Centroid position measuring device for vehicle |
| CN111976664A (en) * | 2020-08-28 | 2020-11-24 | 马鞍山钢铁股份有限公司 | Embrace tank car wheel and block and landing leg strutting arrangement |
| CN112326119A (en) * | 2020-10-30 | 2021-02-05 | 安徽江淮汽车集团股份有限公司 | Vehicle mass center height measuring device and method |
| CN112393845A (en) * | 2020-11-30 | 2021-02-23 | 奇瑞汽车股份有限公司 | Vehicle gravity center height obtaining method and device |
| CN112393845B (en) * | 2020-11-30 | 2021-12-28 | 奇瑞汽车股份有限公司 | Vehicle gravity center height obtaining method and device |
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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: 20141126 Termination date: 20190709 |
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| CF01 | Termination of patent right due to non-payment of annual fee |