CN213008355U - Test sample car wheel mounting structure with adjustable inclination angle and toe angle - Google Patents
Test sample car wheel mounting structure with adjustable inclination angle and toe angle Download PDFInfo
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- CN213008355U CN213008355U CN202021373755.3U CN202021373755U CN213008355U CN 213008355 U CN213008355 U CN 213008355U CN 202021373755 U CN202021373755 U CN 202021373755U CN 213008355 U CN213008355 U CN 213008355U
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- sliding block
- adjustable
- toe
- inclination
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Abstract
The utility model relates to a wheel wind-tunnel test technical field especially relates to a test sample car wheel mounting structure at inclination and toe adjustable. The automobile body frame comprises a fixed seat, a first sliding block, a second sliding block and a third sliding block which are sequentially arranged towards the outer side of an automobile body, wherein the fixed seat is used for being fixedly assembled with an automobile body frame, and the first sliding block is assembled on the fixed seat in an up-down position adjustable manner; the second sliding block is assembled on the outer side of the first sliding block in a horizontally-adjustable swinging mode, the third sliding block is assembled on the outer side of the second sliding block in a vertically-adjustable swinging mode, or the second sliding block is assembled on the outer side of the first sliding block in a vertically-adjustable swinging mode, and the third sliding block is assembled on the outer side of the second sliding block in a horizontally-adjustable swinging mode; the outer side of the third sliding block is used for mounting a wheel. Through adopting the utility model discloses a test sample car wheel mounting structure at inclination and toe adjustable has realized the adjustment of wheel inclination and toe, has eliminated the deviation between wind-tunnel test operating mode and the operating condition, has improved wind-tunnel measurement accuracy.
Description
Technical Field
The utility model relates to a wheel wind-tunnel test technical field especially relates to a test sample car wheel mounting structure at inclination and toe adjustable.
Background
Before the automobile is put into production formally, performance side-looking of a plurality of items is required, a wheel wind tunnel experiment is one of a plurality of performance test items, the wheel wind tunnel experiment is mainly used for testing the aerodynamic performance of wheels, a sample automobile model which has the same proportion and shape as an actual automobile needs to be manufactured during testing, and then the sample automobile model is put into a wind tunnel for performance test.
The wheels of the existing sample vehicle model are mostly fixedly connected, namely the wheels are connected and welded by bearings fixed by steel structures, so that the inclination angle and the toe angle of the wheels are not adjustable, and under the actual working condition, the vehicle wheels have the changes of an inner inclination angle, an outer inclination angle and a toe-in angle, so that the wind tunnel test working condition has deviation with the actual working condition, the wind tunnel test precision is reduced, and the later development design of the vehicle is even influenced in serious cases.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test sample car wheel mounting structure at inclination and toe adjustable for solve the nonadjustable technical problem at inclination and toe of test sample car wheel among the prior art.
In order to achieve the above object, the utility model provides a test sample car wheel mounting structure of inclination and toe adjustable adopts following technical scheme:
a test sample car wheel mounting structure with adjustable inclination angle and toe angle comprises a fixed seat, a first sliding block, a second sliding block and a third sliding block which are sequentially arranged towards the outer side of a car body, wherein the fixed seat is used for being fixedly assembled with a car body framework, and the first sliding block is assembled on the fixed seat in an adjustable vertical position; the second sliding block is assembled on the outer side of the first sliding block in a horizontally-adjustable swinging mode, the third sliding block is assembled on the outer side of the second sliding block in a vertically-adjustable swinging mode, or the second sliding block is assembled on the outer side of the first sliding block in a vertically-adjustable swinging mode, and the third sliding block is assembled on the outer side of the second sliding block in a horizontally-adjustable swinging mode; the outer side of the third sliding block is used for mounting a wheel.
Further, a swing groove structure used for swing adjustment is arranged between the first sliding block and the second sliding block and between the second sliding block and the third sliding block, the swing groove structure comprises a swing groove portion, a swing block portion and a positioning structure, the swing block portion can be assembled in the swing groove portion in a swinging mode, and the positioning structure is used for fixing the position of the swing block portion after swing adjustment.
Further, the pendulum slot part has first cylinder curved surface, be provided with on the surface of pendulum piece portion and be used for the second cylinder curved surface with first cylinder curved surface laminating swing contact.
Further, the positioning structure comprises a threaded fastener and a first adjusting long hole which is arranged on the swing groove part and is penetrated by the threaded fastener.
Further, two ends of the first cylindrical curved surface in the axial direction are provided with two first adjusting long holes, and the two first adjusting long holes are arranged in a splayed shape.
Further, the pendulum slot part still includes the baffle that sets up in first cylindrical curved surface axial direction both sides, first regulation slot hole sets up on the baffle.
Further, a second adjusting long hole used for adjusting the position of the first sliding block is formed in the first sliding block, and the second adjusting long hole extends along the vertical direction.
Further, the first sliding block is arranged in a split mode, and the first sliding block comprises a first block portion and a second block portion which are fixedly connected.
Further, an annular groove is formed in the outer peripheral surface of the first slider portion.
Furthermore, a scale structure for measuring the vertical movement of the first sliding block is arranged between the fixed seat and the first sliding block.
The embodiment of the utility model provides a test sample car wheel mounting structure at inclination and toe adjustable compares with prior art, and its beneficial effect lies in: by adopting the utility model, the wheel mounting structure of the test sample car with adjustable dip angle and toe angle can adjust the up-down position of the first slide block, thereby realizing the adjustment of the up-down position of the wheel; the vertical swing adjustment or the horizontal swing adjustment can be carried out on the second sliding block, and the vertical swing adjustment or the horizontal swing adjustment can be carried out on the third sliding block, so that the wheel inclination angle and the toe angle can be adjusted, the deviation between the wind tunnel test working condition and the actual working condition is eliminated, and the wind tunnel test precision is improved.
Furthermore, through setting up the scale structure, made things convenient for the measurement of adjustment displacement volume about the wheel to make the displacement volume of adjustment about the wheel more accurate.
Drawings
Fig. 1 is a perspective view of an overall structure of a wheel mounting structure of a test sample car with adjustable inclination and toe angles according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of the principal structure of FIG. 1;
fig. 3 is a schematic front view of a wheel mounting structure of a test sample car with adjustable inclination and toe angles according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural view of a swing groove of a test sample car wheel mounting structure with adjustable inclination angle and toe angle according to an embodiment of the present invention;
fig. 6 is a schematic sectional view taken along line B-B in fig. 3.
In the figure, 1-a vehicle body framework, 2-a fixed seat, 3-a first block, 4-a second block, 5-a second sliding block, 6-a third sliding block, 7-a hub bearing, 8-a first adjusting long hole, 9-a baffle, 10-a second adjusting long hole, 11-an annular groove, 12-a first cylindrical curved surface and 13-a second cylindrical curved surface.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 6, the present invention provides a test sample car wheel mounting structure with adjustable inclination and toe angle. The test sample car wheel mounting structure with the adjustable inclination angle and toe angle comprises a fixed seat 2, a first sliding block, a second sliding block 5 and a third sliding block 6 which are sequentially arranged towards the outer side of a car body, wherein the fixed seat 2 is used for being fixedly assembled with a car body framework 1, and the first sliding block is assembled on the fixed seat 2 in an up-down adjustable mode; the second sliding block 5 can be assembled on the outer side of the first sliding block in a horizontally swinging and adjustable manner, the third sliding block 6 can be assembled on the outer side of the second sliding block 5 in a vertically swinging and adjustable manner, or the second sliding block 5 can be assembled on the outer side of the first sliding block in a vertically swinging and adjustable manner, and the third sliding block 6 can be assembled on the outer side of the second sliding block 5 in a horizontally swinging and adjustable manner; the outer side of the third sliding block 6 is used for mounting a wheel.
Specifically, in this embodiment, the fixing base 2, the first slider, the second slider 5, and the third slider 6 are sequentially disposed along a direction gradually away from the vehicle body. Wherein fixing base 2 is direct to be connected fixedly with automobile body skeleton 1, and the fixed block is a square board promptly, and fixing base 2 passes through the bolt to be connected fixedly with automobile body skeleton 1 in this embodiment, and fixing base 2 also can be direct and automobile body skeleton 1 welded fastening in other embodiments. In the embodiment, the first sliding block is assembled on the fixed seat 2 with adjustable vertical displacement, the first sliding block is arranged in a split manner in the embodiment, the first sliding block comprises a first block part 3 and a second block part 4 which are fixed by welding, and the first sliding block can be integrated in other embodiments. In this embodiment, the first slider passes through bolt and fixing base 2 fixed connection, in order to realize that the upper and lower of first slider is adjustable, be provided with a plurality of second regulation slot holes 10 that supply the bolt to pass on the first slider, each second is adjusted slot hole 10 and is all arranged along upper and lower direction extension, when adjusting first slider, the bolt that will connect first slider and fixing base 2 slides in second regulation slot hole 10 can, wait that the position adjustment targets in place after, it can to connect first slider and fixing base 2 through the bolt and fix. For the upper and lower displacement volume of audio-visual first slider of observation, still be provided with scale structure between first slider and fixing base 2 in this embodiment, scale structure is including setting up the scale on fixing base 2, still including setting up the mark on first slider, and when first slider reciprocated, the different positions department of scale can be pointed to the mark on the first slider, can obtain the upper and lower displacement volume of first slider through reading the scale numerical value that the mark corresponds. In this embodiment, an annular groove 11 is further provided on the outer peripheral surface of the first slider, and the cross section of the annular groove 11 is rectangular.
In this embodiment, the second slider 5 is assembled in the outer side of the first slider in an adjustable manner in terms of horizontal swing, specifically, in this embodiment, a swing groove structure for swing adjustment is arranged between the first slider and the second slider 5, the swing groove structure comprises a swing groove portion, a swing block portion and a positioning structure, the swing groove portion is arranged on the first slider in this embodiment, the swing block portion is arranged on the second slider 5, the swing groove portion is a groove arranged on the first slider, and the swing block portion is a partial structure arranged on the second slider 5 and used for being inserted into the swing groove portion. The pendulum slot part has first cylinder curved surface 12, is provided with the second cylinder curved surface 13 that is used for towards first cylinder curved surface 12 in the pendulum piece portion, can take place relative rotation between first cylinder curved surface 12 and the second cylinder curved surface 13 to the swing needs between realization pendulum slot part and the pendulum piece portion. In order to realize the horizontal swing of the second sliding block 5, in the present embodiment, the axial direction of the first cylindrical curved surface 12 and the axial direction of the second cylindrical curved surface 13 are both arranged to extend along the vertical direction, so that the second sliding block 5 can horizontally swing around the axial direction of the first cylindrical curved surface 12, thereby realizing the adjustment of the toe angle of the wheel.
The pendulum groove portion in this embodiment is still including setting up the baffle 9 at first cylinder curved surface 12 upper and lower both ends, and the baffle 9 at both ends will be swung a piece portion centre gripping in the middle to play the effect of restriction pendulum piece portion displacement volume from top to bottom. After the pendulum piece portion swings the adjustment, in order to realize the fixed to second slider 5 position, still be provided with location structure in this embodiment, location structure includes screw hole, threaded fastener and first regulation slot hole 8, and threaded fastener is the bolt in this embodiment, and first regulation slot hole 8 is used for supplying threaded fastener to pass and sets up on first slider, and the screw hole then sets up in pendulum piece portion. Specifically, in this embodiment, two first adjustment long holes 8 are provided on two baffles 9 of the swing groove portion, and the two first adjustment long holes 8 are arranged in a splayed shape. After the pendulum piece portion set angle in the pendulum slot portion of swinging, threaded fastener can remove in first regulation slot hole 8 to the realization with the alignment of pendulum piece portion upper screw hole, then can realize the locking location of pendulum piece portion and pendulum slot portion through screwing up threaded fastener. In this embodiment, the two first adjusting long holes 8 are both waist-shaped holes, and in other embodiments, in order to improve the matching degree of the swing, the two first adjusting long holes 8 may be both arc-shaped long holes, and the arc-shaped long holes and the first cylindrical curved surface 12 are concentrically arranged.
In the embodiment, the third sliding block 6 is vertically assembled on the second sliding block 5 in a swinging mode, and a swinging groove structure is also arranged between the second sliding block 5 and the third sliding block 6. The pendulum slot structure is the same as the pendulum slot structure between the first slider and the second slider 5, and is not described in detail here. Different, in order to realize the vertical swing of the third slider 6, the axial direction of the first cylindrical curved surface 12 of the swing groove structure between the second slider 5 and the third slider 6 is arranged in a horizontally extending manner, so that the third slider 6 can rotate in the vertical direction around the axial direction of the first cylindrical curved surface 12, and the adjustment of the wheel inclination angle is realized. In this embodiment, a positioning structure is also installed between the second slider 5 and the third slider 6, and the positioning structure is the same as the positioning structure on the first slider and the second slider 5, and is not described herein again.
In the embodiment, the wheel and the hub bearing 7 are directly connected and fixed with the third sliding block 6. The wheel and hub bearing 7 can move synchronously with the third slide 6.
The utility model discloses a working process does: when wind tunnel test is carried out, the vertical position of the wheel can be adjusted by vertically adjusting the first sliding block, the toe angle of the wheel can be adjusted by horizontally swinging the second sliding block 5, and the inclination angle of the wheel can be adjusted by vertically swinging the third sliding block 6. During adjustment, the corresponding bolt is firstly loosened, then the bolt is moved along the first long adjustment hole 8 or the second long adjustment hole 10 and is screwed and fixed again.
To sum up, the embodiment of the utility model provides a test sample car wheel mounting structure with adjustable inclination angle and toe angle, which can adjust the up-and-down position of the first slide block by adopting the test sample car wheel mounting structure with adjustable inclination angle and toe angle of the utility model, thereby realizing the adjustment of the up-and-down position of the wheel; the vertical swing adjustment or the horizontal swing adjustment can be carried out on the second sliding block 5, and the vertical swing adjustment or the horizontal swing adjustment can be carried out on the third sliding block 6, so that the wheel inclination angle and the toe angle can be adjusted, the deviation between the wind tunnel test working condition and the actual working condition is eliminated, and the wind tunnel test precision is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a test sample car wheel mounting structure of inclination and toe adjustable which characterized in that: the automobile body frame comprises a fixed seat (2), a first sliding block, a second sliding block (5) and a third sliding block (6) which are sequentially arranged towards the outer side of an automobile body, wherein the fixed seat (2) is used for being fixedly assembled with an automobile body frame (1), and the first sliding block is assembled on the fixed seat (2) in an up-down adjustable position; the second sliding block (5) is assembled on the outer side of the first sliding block in a horizontally-adjustable swinging mode, the third sliding block (6) is assembled on the outer side of the second sliding block (5) in a vertically-adjustable swinging mode, or the second sliding block (5) is assembled on the outer side of the first sliding block in a vertically-adjustable swinging mode, and the third sliding block (6) is assembled on the outer side of the second sliding block (5) in a horizontally-adjustable swinging mode; the outer side of the third sliding block (6) is used for mounting a wheel.
2. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 1, wherein: all be provided with the pendulum groove structure that is used for the swing adjustment between first slider and second slider (5), between second slider (5) and third slider (6), the pendulum groove structure is including pendulum slot part, pendulum piece portion and location structure, the assembly that pendulum piece portion can be wobbling is in pendulum slot part, location structure is used for carrying out position fixing to the pendulum piece portion after the swing adjustment.
3. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 2, wherein: the pendulum slot part has first cylinder curved surface (12), be provided with on the surface of pendulum piece portion and be used for with first cylinder curved surface (12) laminating swing second cylinder curved surface (13) of contact.
4. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 3, wherein: the positioning structure comprises a threaded fastener and a first adjusting long hole (8) which is arranged on the swing groove part and is used for the threaded fastener to pass through.
5. The inclination and toe adjustable test specimen vehicle wheel mounting structure of claim 4, wherein: two ends of the first cylindrical curved surface (12) in the axial direction are provided with two first adjusting long holes (8), and the two first adjusting long holes (8) are arranged in a splayed shape.
6. The inclination and toe adjustable test specimen vehicle wheel mounting structure of claim 4, wherein: the pendulum slot part is still including setting up baffle (9) in first cylinder curved surface (12) axial direction both sides, first regulation slot hole (8) set up on baffle (9).
7. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 1, wherein: the first sliding block is provided with a second adjusting long hole (10) used for adjusting the position of the first sliding block, and the second adjusting long hole (10) extends along the vertical direction.
8. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 1, wherein: the first sliding block is arranged in a split mode and comprises a first block portion (3) and a second block portion (4) which are fixedly connected.
9. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 1, wherein: an annular groove (11) is formed in the outer peripheral surface of the first slider portion.
10. The inclination and toe adjustable test sample vehicle wheel mounting structure of claim 1, wherein: and a scale structure for measuring the vertical movement amount of the first sliding block is arranged between the fixed seat (2) and the first sliding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021373755.3U CN213008355U (en) | 2020-07-13 | 2020-07-13 | Test sample car wheel mounting structure with adjustable inclination angle and toe angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021373755.3U CN213008355U (en) | 2020-07-13 | 2020-07-13 | Test sample car wheel mounting structure with adjustable inclination angle and toe angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213008355U true CN213008355U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021373755.3U Active CN213008355U (en) | 2020-07-13 | 2020-07-13 | Test sample car wheel mounting structure with adjustable inclination angle and toe angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213008355U (en) |
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2020
- 2020-07-13 CN CN202021373755.3U patent/CN213008355U/en active Active
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