CN203858116U - Stiffness test loading platform - Google Patents

Stiffness test loading platform Download PDF

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Publication number
CN203858116U
CN203858116U CN201420203749.1U CN201420203749U CN203858116U CN 203858116 U CN203858116 U CN 203858116U CN 201420203749 U CN201420203749 U CN 201420203749U CN 203858116 U CN203858116 U CN 203858116U
Authority
CN
China
Prior art keywords
slide block
guide rail
column guide
base
column
Prior art date
Application number
CN201420203749.1U
Other languages
Chinese (zh)
Inventor
朱建
王帅
于冬
洪燕
张志铭
Original Assignee
奇瑞汽车股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 奇瑞汽车股份有限公司 filed Critical 奇瑞汽车股份有限公司
Priority to CN201420203749.1U priority Critical patent/CN203858116U/en
Application granted granted Critical
Publication of CN203858116U publication Critical patent/CN203858116U/en

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Abstract

The utility model discloses a stiffness test loading platform, which comprises a bottom seat guide rail, a column guide rail, a transverse shaft and a loading assembly, wherein the bottom end of the column guide rail is arranged in a sliding mode on the bottom seat guide rail; one end of the transverse shaft is arranged in a sliding mode on the column guide rail; and the loading assembly is arranged on the transverse shaft. The stiffness test loading platform has the advantages that adjustment is convenient, assembly of the platform is simple and convenient, the loading direction can be flexibly adjusted, the platform loading coverage area is large, applicability is good, and the test efficiency is high.

Description

A kind of stiffness test loads stand
Technical field
The utility model relates to stiffness test technical field, especially relates to a kind of stiffness test and loads stand.
Background technology
Rigidity property is one of important indicator of Automobile Design, many performances such as auto NVH performance, safe reliability and dynamic economics is had very large associated, and therefore splitting the type of dispatching a car need carry out comprehensive rigidity property test.
At present, it is to use more original assembled tool load mode that the rigidity property of automobile test loads, in operation ease, load accurately and reliably and all there is certain limitation the aspect such as testing efficiency.Affect the accuracy of experimental test data, and tester's labour intensity is large, the test period is long.
Utility model content
Not enough for prior art, technical problem to be solved in the utility model is to provide a kind of stiffness test and loads stand, to reach the easy object of test operation.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of stiffness test loads stand, comprise base rail, column guide rail, transverse axis, charging assembly, slide and be located on base rail in described column guide rail bottom, slide and be located on column guide rail in described transverse axis one end, described charging assembly is located on transverse axis.
Described base rail is provided with base slide block, and base slide block is provided with rotation fixture, and column guide rail bottom is provided with and the rotating disc that rotates fixture and match.
The described transverse axis other end slides and is located on the heel post that parallels setting with column guide rail.
Described charging assembly comprises slide block, loader erecting bed, helical riser, and described slide block is located on transverse axis, and loader erecting bed is fixed on slide block, and helical riser is located on loader erecting bed.
Described transverse axis is screw axis, and the screw mandrel slide block of described slide block for matching with screw axis, is provided with bolt and clamp nut at screw mandrel slide block aperture position place on screw mandrel slide block.
Described transverse axis one end is connected with the column slide block in column guide rail, and column slide block is connected with the chain block in column guide rail.
Described base rail is provided with for the base rail limited block spacing to base slide block.
Described column guide rail is provided with for the spacing column guide rail limited block of column slide block.
The utility model compared with prior art, has the following advantages:
1, can between cantilevered and planer type structure, mutually switch, simple and reliable for structure;
2, can carry out space 6DOF adjusting, easy to adjust, stand simple and convenient assembly, and loading direction flexible adjustment;
3, large in X, Y, Z-direction adjustable extent, it is large that stand loads area coverage, and applicability is strong;
4, flexible adjustment, is convenient to test operation, and tester's labour intensity is little, and testing efficiency is high, and the test period is short.
Accompanying drawing explanation
Below the expressed content of each width accompanying drawing of this instructions and the mark in figure are briefly described:
Fig. 1 is the utility model loading bench shelf structure schematic diagram.
In figure: 1. base rail, 2. base rail limited block, 3. rotation fixture, 4. rotating disc, 5. column guide rail, 6. column slide block, 7. fixed head I, 8. column guide rail limited block, 9. crossbeam, 10. screw axis, 11. fixed head II, 12. heel posts, 13. screw mandrel slide blocks, 14. loader erecting beds, 15. helical risers, 16. handwheels.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is described in further detail.
As shown in Figure 1, this stiffness test loads stand, comprises base rail 1, column guide rail 5, heel post 12, transverse axis, charging assembly; Wherein, transverse axis is screw axis 10, and base rail 1 is provided with base slide block, and base sliding piece can slide on base rail 1; Between column guide rail 5 and base slide block, be provided with rotary components, make the corresponding base slide block of column guide rail rotatable, rotary components comprises rotation fixture 3 and rotating disc 4, the part 3 that is tightened is fixed on base slide block, rotating disc 4 is located at column guide rail 5 bottoms, and rotating disc 4 can relatively rotate between matching with rotation fixture 3; Screw axis 10 one end are located on column guide rail 5 by column slide block 6, and the relative column guide rail of screw axis 10 can upper and lower motor adjustment height, and charging assembly is located on screw axis.
Column guide rail 5 rotatable and linear slide on base rail 1 is carried out adjusting position, and screw axis 10 can linear slide carry out height adjusting on column guide rail, and position adjustments facilitates, stand simple and convenient assembly, and loading direction flexible adjustment.
On base rail 1, be provided with for the base rail limited block 2 spacing to base slide block, by base rail limited block 2 column guide rail positions on base rail, position.On column guide rail 5, be provided with for the spacing column guide rail limited block 8 of column slide block, by column guide rail limited block, to screw axis, the position on column guide rail positions.Base rail limited block and column guide rail limited block all lock by lock(ing) bolt, easy and simple to handle.
Screw axis 10 other ends are located on heel post, realize stand agent structure and can between cantilevered and planer type structure, mutually switch by heel post, and it is simple and reliable for structure, easy to adjust, applicability is strong.
Charging assembly comprises slide block, loader erecting bed 14, helical riser 15, slide block is located on transverse axis, loader erecting bed 14 is fixed on slide block, and helical riser 15 is located on loader erecting bed 14, and slide block is fixed on screw axis by bolt and clamp nut.Helical riser 15 comprises load bar and the handwheel 16 moving for drive load bar.Wherein, the screw mandrel slide block 13 of slide block for matching with screw axis, is provided with bolt and clamp nut at screw mandrel slide block aperture position place on screw mandrel slide block 13.By unscrewing clamp nut, adjustable screw mandrel slide block lateral attitude and angle on screw axis, thus be adjusted in position and the angle of charging assembly on screw axis.
Screw axis 10 one end are fixed on the column slide block of column guide rail by fixed head I 7, screw axis 10 other ends are fixed on heel post by fixed head II 11, and in column guide rail, being provided with the chain block being connected with column slide block, column slide block up-down adjustment in column guide rail is easy to operate.
Between fixed head I 7 and fixed head II 11, be provided with T-shaped crossbeam 9, improve the bulk strength of stand, improve the reliability of load test.
Stand agent structure is selected 45# carbon steel material, can either provide good hard condition for rigidity test, and easy to process, low price.
Base rail and base slide block can be realized Y-direction linear translation; Rotating disc and rotation fixture can be realized XOY face and rotate; Column slide rail and column slide block can be realized Z-direction linear translation; Charging assembly can be realized X-direction and Y-direction translation and XOZ and YOZ rotation.Totally can obtain space 6DOF adjustable.
The relative adjustable extent of base rail assembly Y-direction is 0~680mm; The relative adjustable extent of column guide rail assembly Z-direction is 200~1300mm; Base rotary components XOY rotating range is ± 45 °; Loader assembly can Y relative to can be adjusted to 0~1600mm, X-direction is rotated ± 90 ° of 0~360 ° of XOZ rotations relative to adjustable ± 100mm, YOZ.There is the area coverage of loading large, the features such as loading direction flexible adjustment.
The design of the many employings of guide rail mechanism T-shaped slide block/rail structure, slip safe ready, by limited block, providing stiction is to connect to be tending towards the good state that is rigidly connected.
Stand adopts assembled structure design, easy to process quick, assembles functionally, is conducive to structure to be improved and secondary development.
The operation steps loading is:
1, measured piece is installed
Parts (car door/hood/luggage-boot lid etc.) or body in white are placed on near the suitable position of loading stand, according to test standard technical requirement, utilize frock to be fixed on basal plane iron floor;
2, loading stand regulates
(1) sliding bottom guide rail upper bed-plate slide block rotate column guide rail and make transverse axis length can comprise all loading positions that need;
(2) regulate transverse axis height;
(3) regulating charging assembly is measuring point normal direction position;
(4) screw clamp nut and fastening limited block;
3, test
At measured piece correspondence position installation position displacement sensor; Rotating helical riser increases load, can obtain the test correlation test test parameters such as displacement/load;
4, dismounting
After experimental test finishes, reverse unclamping loads each flexible connection of stand, reverts to original state.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that design of the present utility model and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection domain of the present utility model.

Claims (8)

1. a stiffness test loads stand, it is characterized in that: comprise base rail, column guide rail, transverse axis, charging assembly, sliding and be located on base rail in described column guide rail bottom, slides and be located on column guide rail in described transverse axis one end, and described charging assembly is located on transverse axis.
2. stiffness test loads stand as claimed in claim 1, it is characterized in that: described base rail is provided with base slide block, and base slide block is provided with rotation fixture, and column guide rail bottom is provided with and the rotating disc that rotates fixture and match.
3. stiffness test loads stand as claimed in claim 1, it is characterized in that: the described transverse axis other end slides and is located on the heel post that parallels setting with column guide rail.
4. stiffness test loads stand as claimed in claim 1, it is characterized in that: described charging assembly comprises slide block, loader erecting bed, helical riser, described slide block is located on transverse axis, and loader erecting bed is fixed on slide block, and helical riser is located on loader erecting bed.
5. stiffness test loads stand as claimed in claim 4, it is characterized in that: described transverse axis is screw axis, and the screw mandrel slide block of described slide block for matching with screw axis, is provided with bolt and clamp nut at screw mandrel slide block aperture position place on screw mandrel slide block.
6. stiffness test loads stand as claimed in claim 1, it is characterized in that: described transverse axis one end is connected with the column slide block in column guide rail, and column slide block is connected with the chain block in column guide rail.
7. stiffness test loads stand as claimed in claim 2, it is characterized in that: described base rail is provided with for the base rail limited block spacing to base slide block.
8. stiffness test loads stand as claimed in claim 6, it is characterized in that: described column guide rail is provided with for the spacing column guide rail limited block of column slide block.
CN201420203749.1U 2014-04-24 2014-04-24 Stiffness test loading platform CN203858116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420203749.1U CN203858116U (en) 2014-04-24 2014-04-24 Stiffness test loading platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420203749.1U CN203858116U (en) 2014-04-24 2014-04-24 Stiffness test loading platform

Publications (1)

Publication Number Publication Date
CN203858116U true CN203858116U (en) 2014-10-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420203749.1U CN203858116U (en) 2014-04-24 2014-04-24 Stiffness test loading platform

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104458275A (en) * 2014-11-21 2015-03-25 广西智通节能环保科技有限公司 Pneumatic automobile seat detection loading device
CN104655803A (en) * 2015-01-30 2015-05-27 北京交通大学 Tunnel grouting model testing device
CN105043753A (en) * 2015-09-07 2015-11-11 河北工程大学 Vehicle body installation fixing point static rigidity test bench and test method thereof
CN106769100A (en) * 2017-01-17 2017-05-31 苏州瑞美科材料科技有限公司 A kind of adjustable angle installing mechanism
CN107478440A (en) * 2017-07-31 2017-12-15 东风汽车公司 Bench test height adjustable device
CN107490487A (en) * 2016-12-26 2017-12-19 宝沃汽车(中国)有限公司 Car door stiffness test device
CN107621370A (en) * 2017-08-14 2018-01-23 江苏科达车业有限公司 A kind of side pedal tramples experimental rig
CN109540430A (en) * 2018-11-30 2019-03-29 芜湖普威技研有限公司 Automobile component rigidity detection device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104458275A (en) * 2014-11-21 2015-03-25 广西智通节能环保科技有限公司 Pneumatic automobile seat detection loading device
CN104655803A (en) * 2015-01-30 2015-05-27 北京交通大学 Tunnel grouting model testing device
CN105043753A (en) * 2015-09-07 2015-11-11 河北工程大学 Vehicle body installation fixing point static rigidity test bench and test method thereof
CN105043753B (en) * 2015-09-07 2018-02-06 河北工程大学 Vehicle body installs fixing point Static stiffness testing stand and its test method
CN107490487B (en) * 2016-12-26 2020-03-24 宝沃汽车(中国)有限公司 Vehicle door rigidity testing device
CN107490487A (en) * 2016-12-26 2017-12-19 宝沃汽车(中国)有限公司 Car door stiffness test device
CN106769100A (en) * 2017-01-17 2017-05-31 苏州瑞美科材料科技有限公司 A kind of adjustable angle installing mechanism
CN107478440A (en) * 2017-07-31 2017-12-15 东风汽车公司 Bench test height adjustable device
CN107621370A (en) * 2017-08-14 2018-01-23 江苏科达车业有限公司 A kind of side pedal tramples experimental rig
CN109540430A (en) * 2018-11-30 2019-03-29 芜湖普威技研有限公司 Automobile component rigidity detection device

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