CN104713736A - High-strength adjustable restraint device for white car body torsion test - Google Patents
High-strength adjustable restraint device for white car body torsion test Download PDFInfo
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- CN104713736A CN104713736A CN201510151212.4A CN201510151212A CN104713736A CN 104713736 A CN104713736 A CN 104713736A CN 201510151212 A CN201510151212 A CN 201510151212A CN 104713736 A CN104713736 A CN 104713736A
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- axle
- bearing
- white
- restraint device
- high strength
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Abstract
The invention relates to the technical field of white car body torsion tests, and in particular relates to a high-strength adjustable restraint device for a white car body torsion test. The device comprises a linear degree of freedom adjusting device and a rotational degree of freedom adjusting device which is fixed on the linear degree of freedom adjusting device, wherein the linear degree of freedom adjusting device comprises an x-direction adjusting component for controlling x-direction horizontal movement, and a y-direction adjusting component for controlling y-direction horizontal movement; and the rotational degree of freedom adjusting device comprises a bearing gland, a ball head bearing which is reversely arranged in the bearing gland, and a clamping mechanism which is fixedly connected with the top of the ball head bearing and is used for clamping a white car body. The high-strength adjustable restraint device combines the linear degree of freedom adjusting device and the rotational degree of freedom adjusting device together, so that the operation is simpler, and the efficiency of the white car body torsion test and the consistency of test results are improved. The linear degree of freedom adjusting device and the rotational degree of freedom adjusting device are directly supported by virtue of a lower end cover, so that the device provided by the invention is higher in strength and longer in service life.
Description
Technical field
The present invention relates to body in white twisting test technical field, particularly relate to the adjustable restraint device of a kind of high strength for body in white twisting test.
Background technology
Domestic at present, in body in white torsional bending test, the way of restraint of point of fixity normally retrains multiple directions degree of freedom (as constraint XYZ rectilinear direction and sense of rotation).Traditional approach is by overlapping superposition between restraint device more, exchanges and realize multivariant constraint.Structure bulky, shortage dirigibility, and need constantly Renewal process, not only reduce test efficiency, also can cause the variation testing reference frame, affect the accuracy of test findings, the consistance of revision test cannot be kept simultaneously.
Summary of the invention
For solving the problems of the technologies described above, the invention provides one can warranty test efficiency and consistance, and the adjustable restraint device of the high strength for body in white twisting test that intensity is high.
Technical scheme of the present invention is: the adjustable restraint device of a kind of high strength for body in white twisting test, comprise linear degrees of freedom regulating device and be fixed on the rotary freedom regulating device in linear degrees of freedom regulating device, described linear degrees of freedom regulating device comprises control x to the x moved horizontally to adjusting assembly with control y to the y moved horizontally to adjustment assembly, and described rotary freedom regulating device comprising bearing gland, being inverted the bulb bearing be arranged in bearing gland and the clamp system be fixedly connected with bulb its top for clamping body in white.
Further, described x comprises base to adjustment assembly, be fixed on base both sides and side direction have x to the x of chute to holder, two ends through x to x on holder to the x of chute to axle be horizontally fixed on the x of x to axle top to adjustment plate, described x is provided with x through base to register pin to the two ends of axle.
Further, described y to adjustment assembly comprise be fixed on x to adjustment plate both sides and side direction have y to the y of chute to holder, two ends through y to y on holder to the y of chute to axle be horizontally fixed on the y of y to axle top to adjustment plate, described y is provided with to the two ends of axle through x to the y of adjustment plate to register pin.
Further, described x is no less than two to axle, and described x is all fixedly connected with x for being coupled together to axle by each x to axle contiguous block to axle two ends, and described x is provided with x through base to register pin to axle contiguous block.
Further, described y is no less than two to axle, and described y is all fixedly connected with y for being coupled together to axle by each y to axle contiguous block to axle two ends, and described y is provided with through x to the y of adjustment plate to register pin to axle contiguous block.
Further, described x has bearing to axle two ends cover.
Further, described bearing comprises the inner bearing near inner side and the outer bearing near outside, described x is to holder to being arranged with medium altitude groove, described outer bearing is arranged in medium altitude groove, described outer bearing contacts with the roof of medium altitude groove, described inner bearing contacts with base upper surface, and the lower railway formed with base upper surface that gets on the right track that described bearing can be formed along medium altitude groove roof rolls.
Further, described bearing gland comprises the upper end cover and bottom end cover that are fixedly connected with by adjusting bolt, jointly forms spherical hollow space in described upper end cover and bottom end cover, and described bulb bearing is inverted through upper end cover and is arranged in the cavity that mates with its ball joint-rotating.
Further, described clamp system is fixedly connected with bulb its top by threaded rod, described clamp system comprises revolving and is located at upper grip nut on threaded rod and lower grip nut, forms the clamping space for stepping up body in white between described upper grip nut and lower grip nut.
Further, be fixed with threaded rod bottom described bottom end cover, described threaded rod is threaded to adjusting plate with y, bottom end cover is fixed on y on adjustment plate.
The invention has the beneficial effects as follows: linear degrees of freedom regulating device and rotary freedom regulating device are combined, without the need to superposition and more changing device both can realize the adjustment of linear degrees of freedom and rotary freedom simultaneously, operate more simple, avoid the reference frame change that mobile device repeatedly causes, while the efficiency that improve body in white twisting test, ensure that the accuracy of test findings and the consistance of revision test.And directly supported by bottom end cover between linear degrees of freedom regulating device and rotary freedom regulating device, and without the need to adopting other coupling arrangement, make the intensity of this device higher, there is longer serviceable life.
Accompanying drawing explanation
Fig. 1 is that the present invention partly cuts open structural representation;
Fig. 2 be linear degrees of freedom regulating device front view of the present invention partly cut open structural representation;
Fig. 3 be linear degrees of freedom regulating device side view of the present invention partly cut open structural representation;
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.In addition, if below in described each embodiment of the present invention involved technical characteristic do not form conflict each other and just can mutually combine.
As shown in Figure 1, the present invention is made up of linear degrees of freedom regulating device 1 and the rotary freedom regulating device 2 be fixed in linear degrees of freedom regulating device 1.
As shown in Figures 2 and 3, linear degrees of freedom regulating device 1 comprises control x to the x moved horizontally to adjusting assembly with control y to the y moved horizontally to adjustment assembly.X comprises base 14 to adjustment assembly, be fixed on base 14 both sides and side direction have x to the x of chute 16 to holder 15, two ends through x to x on holder 15 to the x of chute 16 to axle 17 and be horizontally fixed on x from x to axle 17 top to adjustment plate 19, x is two to axle 17, two x are all fixedly connected with to axle 17 two ends and are provided with x through base 14 to register pin 26 for connecting two x to the x of axle 17 to axle contiguous block 18, x to axle contiguous block 18.
Y to adjustment assembly comprise be fixed on x to adjustment plate 19 both sides and side direction have y to the y of chute 23 to holder 20, two ends through y to y on holder 20 to the y of chute 23 to axle 21 and be horizontally fixed on y from y to axle 21 top to adjustment plate 22, y is two to axle 21, the y that y is all fixedly connected with to axle 21 two ends for being coupled together to axle 21 by two y is provided with through x to adjusting the y of plate 19 to register pin 25 to axle contiguous block 24, y to axle contiguous block 24.
X is all respectively provided with two rolling bearings to axle and y to the two ends of axle, be respectively the outer bearing 29 being positioned at outside and the inner bearing 28 being positioned at inner side, medium altitude groove 27 is had to holder 15 and y downwards to army on holder 20 at x, outer bearing 29 is arranged in medium altitude groove 27, outer bearing 29 contacts with the roof of medium altitude groove 27, inner bearing 28 contacts to adjusting plate upper surface with base/x, bearing can along medium altitude groove 27 roof formed get on the right track 30 and base/x to adjustment plate upper surface formed lower railway 31 roll.The present invention defines x to being fore-and-aft direction, and y is to being left and right directions, and wherein the direction of x and y can exchange.X can be any amount to axle and y to the quantity of axle, and the quantity of bearing also can increase according to actual needs or reduce, and should declare, and this type of quantitative improvement all belongs in protection scope of the present invention.
Rotary freedom regulating device 2 comprises bearing gland 4, be inverted the bulb bearing 6 that is arranged on and can rotates in bearing gland 4 within it and be fixedly connected with the clamp system for clamping body in white with bulb bearing 6 top.Bearing gland 4 comprises the upper end cover 7 and bottom end cover 8 that are fixedly connected with by adjusting bolt 32, jointly spherical hollow space 9 is formed in upper end cover 7 and bottom end cover 8, wherein, hemi-spherical cavities is formed at bottom end cover 8 top, and in the middle part of upper end cover 7, forming similar hemispheric cavity, two cavity combinations form the cavity matched with the bulb of bulb bearing 6.Bulb bearing 6 is inverted through upper end cover 7 and is arranged on in this cavity 9, and the bulb of bulb bearing 6 can rotate in cavity 9.The top of bulb bearing 6 is connected with clamp system by screw rod.Clamp system comprises revolving and is located at upper grip nut 5 on threaded rod and lower grip nut 11, forms the clamping space 10 for stepping up body in white between upper grip nut 5 and lower grip nut 11.Below lower grip nut 11, be also installed with a clamp system hold-down nut 12, for clamp system is fixed on bulb bearing 6, makes body in white can follow bulb bearing 6 when being fixed on clamping space 10 and rotate.Bottom bottom end cover 8, be fixed with threaded rod 13, threaded rod 13 is threaded to adjusting plate 22 with y, bottom end cover 8 is fixed on y to (being that x is to adjustment plate when x and y exchanges to adjustment component definition direction) on adjustment plate 22.
When adopting this device to carry out body in white torsional restraint test, what formed between the upper end cover 7 body in white being clamped in lid 5 and bearing gland 4 is used for clamping in the clamping space 10 of body in white, unclamp the x of x to axle 17 two ends to register pin 26, x can be made to slide to axle 17 along x to chute 16, thus can regulate x to degree of freedom.In like manner, unclamp the y of y to axle 21 two ends to register pin 25, y can be made to slide to axle 21 along y to chute 23, thus can regulate y to degree of freedom.Unclamp the adjusting bolt 3 between bearing gland 4 upper end cover 7 and bottom end cover 8, gap is formed between the bulb top of bulb bearing 6 and bottom end cover 8 cavity wall, bulb bearing 6 can within it rotate, when rotating to required angle, tighten the adjusting bolt 3 between upper end cover 7 and bottom end cover 8, the bulb of bulb bearing clamps by upper and lower end cap, and bulb bearing just no longer rotates.Because body in white is sandwiched in clamping space 10, can move together with rotation along with the movement of device, thus realize the constraint of body in white twisting test.
The above, be only the specific embodiment of the present invention, it should be pointed out that any those of ordinary skill in the art are in the technical scope disclosed by the present invention, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (10)
1. the adjustable restraint device of the high strength for body in white twisting test, it is characterized in that: comprise linear degrees of freedom regulating device (1) and be fixed on the rotary freedom regulating device (2) in linear degrees of freedom regulating device (1), described linear degrees of freedom regulating device (1) comprises control x to the x moved horizontally to adjusting assembly with control y to the y moved horizontally to adjustment assembly, described rotary freedom regulating device (2) comprises bearing gland (4), inversion is arranged on the bulb bearing (6) in bearing gland (4) and is fixedly connected with the clamp system for clamping body in white with bulb bearing (6) top.
2. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 1, it is characterized in that: described x comprises base (14) to adjustment assembly, be fixed on base (14) both sides and side direction have x to the x of chute (16) to holder (15), two ends through x to the upper x of holder (15) to the x of chute (16) to axle (17) be horizontally fixed on the x of x to axle (17) top to adjusting plate (19), described x is provided with x through base (14) to register pin (26) to the two ends of axle (17).
3. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 1, it is characterized in that: described y to adjustment assembly comprise be fixed on x to adjustment plate (19) both sides and side direction have y to the y of chute (24) to holder (20), two ends through y to the upper y of holder (20) to the y of chute (24) to axle (21) be horizontally fixed on the y of y to axle (21) top to adjustment plate (22), described y is provided with through x to adjusting the y of plate (19) to register pin (25) to the two ends of axle (21).
4. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 2, it is characterized in that: described x is no less than two to axle (17), described x is all fixedly connected with x for being coupled together to axle (17) by each x to axle contiguous block (18) to axle (17) two ends, described x is provided with x through base (14) to register pin (26) to axle contiguous block (18).
5. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 3, it is characterized in that: described y is no less than two to axle (21), described y is all fixedly connected with y for being coupled together to axle (21) by each y to axle contiguous block (24) to axle (21) two ends, described y is provided with through x to the y of adjustment plate (19) to register pin (25) to axle contiguous block (24).
6. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 4, is characterized in that: described x has bearing to axle (17) two ends cover.
7. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 6, it is characterized in that: described bearing comprises the inner bearing (28) near inner side and the outer bearing (29) near outside, described x is to holder (15) to being arranged with medium altitude groove (27), described outer bearing (29) is arranged in medium altitude groove (27), described outer bearing (29) contacts with the roof of medium altitude groove (27), described inner bearing (28) contacts with base (14) upper surface, described bearing can along medium altitude groove (27) roof formed get on the right track (30) and base (14) upper surface formed lower railway (31) rolling.
8. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 3, it is characterized in that: described bearing gland (4) comprises the upper end cover (7) and bottom end cover (8) that are fixedly connected with by adjusting bolt (32), jointly form spherical hollow space (9) in described upper end cover (7) and bottom end cover (8), described bulb bearing (6) is inverted through upper end cover (7) and is arranged in the cavity (9) that mates with its ball joint-rotating.
9. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 1, it is characterized in that: described clamp system is fixedly connected with bulb bearing (6) top by threaded rod, described clamp system comprises revolving and is located at upper grip nut (5) on threaded rod and lower grip nut (11), forms the clamping space (10) for stepping up body in white between described upper grip nut (5) and lower grip nut (11).
10. the adjustable restraint device of a kind of high strength for body in white twisting test as claimed in claim 8, it is characterized in that: described bottom end cover (8) bottom is fixed with threaded rod (13), described threaded rod (13) is threaded to adjusting plate (22) with y, bottom end cover (8) is fixed on y in adjustment plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151212.4A CN104713736B (en) | 2015-04-01 | 2015-04-01 | For the adjustable restraint device of high intensity of white body torsion test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510151212.4A CN104713736B (en) | 2015-04-01 | 2015-04-01 | For the adjustable restraint device of high intensity of white body torsion test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104713736A true CN104713736A (en) | 2015-06-17 |
| CN104713736B CN104713736B (en) | 2017-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510151212.4A Active CN104713736B (en) | 2015-04-01 | 2015-04-01 | For the adjustable restraint device of high intensity of white body torsion test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104713736B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706330A (en) * | 2015-11-13 | 2017-05-24 | 北汽福田汽车股份有限公司 | Body-in-white torsional stiffness test mechanism and test stand |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2274721A (en) * | 1990-07-05 | 1994-08-03 | Anzen Motor Car | Wheel examining system |
| JPH0882578A (en) * | 1994-09-12 | 1996-03-26 | Bridgestone Corp | Stability measuring device of vehicle |
| CN1216091A (en) * | 1996-04-10 | 1999-05-05 | Gkn自动车公开股份有限公司 | Cross-piece for universal joint and universal joint |
| JPH11281530A (en) * | 1998-03-30 | 1999-10-15 | Meidensha Corp | Test device |
| CN1405542A (en) * | 2002-11-08 | 2003-03-26 | 清华大学 | Passenger vehicle body structure torsion rigid test restraining and loading device |
| CN201716169U (en) * | 2010-05-26 | 2011-01-19 | 浙江吉利汽车研究院有限公司 | Suspension constraining device used for torsional rigidity test of vehicular body-in-white |
| CN102455251A (en) * | 2010-10-22 | 2012-05-16 | 上海汽车集团股份有限公司 | Automotive body in white torsion rigidity test system and method thereof |
| JP2012154909A (en) * | 2011-01-25 | 2012-08-16 | Yoshiaki Kashiwade | Simulation apparatus by automobile |
| EP2677293A1 (en) * | 2012-06-20 | 2013-12-25 | Jens Mehnert | Test system and method for testing a vehicle |
-
2015
- 2015-04-01 CN CN201510151212.4A patent/CN104713736B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2274721A (en) * | 1990-07-05 | 1994-08-03 | Anzen Motor Car | Wheel examining system |
| JPH0882578A (en) * | 1994-09-12 | 1996-03-26 | Bridgestone Corp | Stability measuring device of vehicle |
| CN1216091A (en) * | 1996-04-10 | 1999-05-05 | Gkn自动车公开股份有限公司 | Cross-piece for universal joint and universal joint |
| JPH11281530A (en) * | 1998-03-30 | 1999-10-15 | Meidensha Corp | Test device |
| CN1405542A (en) * | 2002-11-08 | 2003-03-26 | 清华大学 | Passenger vehicle body structure torsion rigid test restraining and loading device |
| CN201716169U (en) * | 2010-05-26 | 2011-01-19 | 浙江吉利汽车研究院有限公司 | Suspension constraining device used for torsional rigidity test of vehicular body-in-white |
| CN102455251A (en) * | 2010-10-22 | 2012-05-16 | 上海汽车集团股份有限公司 | Automotive body in white torsion rigidity test system and method thereof |
| JP2012154909A (en) * | 2011-01-25 | 2012-08-16 | Yoshiaki Kashiwade | Simulation apparatus by automobile |
| EP2677293A1 (en) * | 2012-06-20 | 2013-12-25 | Jens Mehnert | Test system and method for testing a vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106706330A (en) * | 2015-11-13 | 2017-05-24 | 北汽福田汽车股份有限公司 | Body-in-white torsional stiffness test mechanism and test stand |
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| Publication number | Publication date |
|---|---|
| CN104713736B (en) | 2017-06-20 |
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