CN203203797U - Locating device for engine hood rigidity measurement points - Google Patents
Locating device for engine hood rigidity measurement points Download PDFInfo
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- CN203203797U CN203203797U CN 201320148963 CN201320148963U CN203203797U CN 203203797 U CN203203797 U CN 203203797U CN 201320148963 CN201320148963 CN 201320148963 CN 201320148963 U CN201320148963 U CN 201320148963U CN 203203797 U CN203203797 U CN 203203797U
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- luminescence unit
- sleeve pipe
- locating device
- bonnet
- dwang
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Abstract
The utility model relates to a locating device, especially to a locating device for engine hood rigidity measurement points. The locating device for engine hood rigidity measurement points is used for accurately locating a measurement point on a surface of a measurement side of an engine hood. The measurement point is located on a load action line. The load action line passes through a load action point, which is on a surface of a load side, which is opposite to the measurement side, of the engine hood. The locating device for engine hood rigidity measurement points includes a first light emitting unit and a second light emitting unit, which are capable of emitting plane light beams coinciding with the load action line. The plane light beams emitted by the first light emitting unit and the second light emitting unit are arranged at a certain angle, and intersect on the measurement side surface of the engine hood. The plan light beams emitted by the first light emitting unit and the second light emitting unit intersect on the measurement side surface of the engine hood, wherein the intersection point is the measurement point. The locating device for engine hood rigidity measurement points has high accuracy and simple structure, by which accurate measurement point position can be obtained.
Description
Technical field
The utility model relates to a kind of locating device, relates in particular to a kind of bonnet stiffness measuring point locating device.
Background technology
The automobile industry develop rapidly, the F-Zero of vehicle design is more and more higher, and the road conditions of travelling become increasingly complex, and the road load that causes vehicle to bear is increasing.In this process, the excitation that vehicle body is subjected to transmitting on the road surface produces judder.If hood parts insufficient rigidity or installment state are bad, will have a strong impact on car load NVH and security performance, be difficult to guarantee design gaps between each parts simultaneously, phenomenon such as cause interfering, rub, collide with.
When measuring the rigidity of hood, one side surface of hood is made as load side, set load(ing) point at this side surface, apply a load to this load(ing) point along loading active line then, this loading active line is generally vertical direction, on the relative measurement side surface of load side, with the displacement that is depressed that load(ing) point is measured hood on the measurement point that loads the active line conllinear, can calculate the rigidity of hood.Because measurement point and load(ing) point are respectively in the both sides of hood, therefore, accurately the location is comparatively difficult to measurement point, will produce bigger measuring error when the location is inaccurate.
Summary of the invention
For solving the deficiencies in the prior art, the utility model provides a kind of bonnet stiffness measuring point locating device, can accurately locate measurement point.
For achieving the above object, bonnet stiffness measuring point locating device of the present utility model, measurement point on the measurement side surface of hood is accurately located, this measurement point is positioned on the loading active line by the load(ing) point on the hood load side surface relative with measuring side, comprise and to launch and first luminescence unit and second luminescence unit that load the planar light beam that active line coincides that the planar light beam that described first luminescence unit and second luminescence unit send is in the angle setting and intersects at the measurement side surface of hood.
As to restriction of the present utility model, thereby comprise that also the angle each other that changes the planar light beam that first luminescence unit and second luminescence unit send changes the angle regulator of the intersection position of these two planar light beams.
As to further restriction of the present utility model, described angle regulator comprises sleeve pipe, be slidably mounted in the activity bar in the sleeve pipe, be connected in the principal arm on the activity bar, be rotatably connected on the auxiliary on the principal arm, be rotatably connected on first dwang and second dwang on principal arm and the auxiliary respectively, described first luminescence unit and second luminescence unit are rotatably connected on respectively on first dwang and second dwang, wherein, auxiliary, the pivot center of first dwang and second dwang is parallel to each other, and the pivot center of first luminescence unit and second luminescence unit is vertical with the pivot center of auxiliary.
As to further restriction of the present utility model, the spring that promotes the activity bar motion is installed in the described sleeve pipe, the two sides of activity bar are provided with in conjunction with tooth, the end of sleeve pipe be provided with activity bar on the clasp that fastens in conjunction with tooth.
As another kind of the present utility model is limited, described sleeve pipe can be installed on the bottom bracket rotationally along transverse axis, is provided with the locking device that cannula lock is fastened between bottom bracket and sleeve pipe.
As to restriction of the present utility model, described locking device is the eccentric block that is installed in the rotating shaft of sleeve pipe, contacts with the central siphon that rotating shaft is installed.
As to restriction of the present utility model, described principal arm is removably mounted on the activity bar, is hung with vertical in the bottom of sleeve pipe.
As to restriction of the present utility model, be provided with the bevel protractor of the rotational angle of indication sleeve pipe at bottom bracket.
As to restriction of the present utility model, in the bottom of bottom bracket magnetic patch is installed.
Adopt technique scheme, its beneficial effect is as follows: the planar light beam that sends by first luminescence unit and second luminescence unit intersects at the measurement side of hood, and its intersection point is the exact position of measurement point, the accuracy height, and also simple in structure; Angle regulator is set, can the corresponding measurement point in accurate location under the situation of a plurality of load(ing) points be being arranged; Angle regulator adopts the structure of principal arm, auxiliary and two dwangs, and its compact conformation is easy and simple to handle; Spring and clasp are set in sleeve pipe, can position activity bar easily; Sleeve pipe is rotatable to be arranged, and can change the angle of planar light beam, adapts to multiple metering system; Hang vertical at casing shoe, can align sleeve pipe; Bevel protractor is set determines the angle of sleeve pipe easily, magnetic patch is installed in the bottom bracket bottom, bottom bracket can be fixed on irony worktable or the floor easily.
Description of drawings
Below in conjunction with the drawings and the specific embodiments the utility model is done further to describe in detail:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the synoptic diagram of present embodiment other direction observation;
Fig. 3 is I place partial enlarged drawing among Fig. 1;
Fig. 4 is II place partial enlarged drawing among Fig. 1;
Fig. 5 is III place partial enlarged drawing among Fig. 2.
Among the figure: 1, first luminescence unit; 2, second luminescence unit; 3, sleeve pipe; 4, activity bar; 5, principal arm; 6, auxiliary; 7, first dwang; 8, second dwang; 9, spring; 10, in conjunction with tooth; 11, clasp; 12, bottom bracket; 13, rotating shaft; 14, central siphon; 15, eccentric block; 16, vertical; 17, bevel protractor.
Embodiment
As shown in Figures 1 and 2, the bonnet stiffness measuring point locating device of present embodiment is accurately located the measurement point on the measurement side surface of hood, this measurement point is positioned on the loading active line by the load(ing) point on the hood load side surface relative with measuring side, comprise and to launch and first luminescence unit 1 and second luminescence unit 2 that load the planar light beam that active line coincides, both internal structures can be adopted and existingly form structure as laser diode and suitable optical module, and the planar light beam that first luminescence unit 1 and second luminescence unit 2 send is in the angle setting and intersects at the measurement side surface of hood.In the ordinary course of things, loading active line is vertically to arrange, therefore the planar light beam that sends of first luminescence unit 1 and second luminescence unit 2 also is vertical light beam, both with load after active line overlaps, be measurement point accurately at the intersection of the measurement side formation of hood.
When work, also may choose a more than load(ing) point, so also be provided with angle regulator, thereby the angle each other that be used for to change the planar light beam that first luminescence unit 1 and second luminescence unit 2 send changes the intersection position of these two planar light beams.Again the planar light beam after intersecting overlaps with the loading active line of each load(ing) point, so just can be used for reorientating new measurement point.
By Fig. 1 in conjunction with Fig. 3 and Fig. 4, in the present embodiment, angle regulator comprises sleeve pipe 3, be slidably mounted in the activity bar 4 in the sleeve pipe 3, be connected in the principal arm 5 on the activity bar 4, be rotatably connected on the auxiliary 6 on the principal arm 5, be rotatably connected on first dwang 7 and second dwang 8 on principal arm 5 and the auxiliary 6 respectively, described first luminescence unit 1 and second luminescence unit 2 are rotatably connected on respectively on first dwang 7 and second dwang 8, wherein, auxiliary 6, the pivot center of first dwang 7 and second dwang 8 is parallel to each other, and the pivot center of first luminescence unit 1 and second luminescence unit 2 is vertical with the pivot center of auxiliary 6.Through arranging like this, can adjust the angle of first luminescence unit 1 and second luminescence unit 2 very easily, and it is overlapped with the loading active line of each load(ing) point.
When operation, mobile activity bar 4, make it arrive the load side of hood, at this moment, earlier rotate first luminescence unit 1 and second luminescence unit 2 with respect to first dwang 7 and second dwang 8, make on its surface that is radiated at load side, adjust the angle of first dwang 7 and second dwang 8 and auxiliary 6 then, the planar light beam of first luminescence unit 1 and second luminescence unit 2 is intersected on the load(ing) point, only need mobile activity bar 4 again this moment, make it arrive the measurement side of hood, rotate first luminescence unit 1 and second luminescence unit 2 with respect to first dwang 7 and second dwang 8 then, both are radiated on the surface of measuring side, and this moment, both joinings were measurement point.The spring 9 that promotes activity bar 4 motions is installed in the sleeve pipe 3, and the two sides of activity bar 4 are provided with in conjunction with tooth 10, the end of sleeve pipe 3 be provided with activity bar 4 on the clasp 11 that fastens in conjunction with tooth 10.After opening clasp 11, can be under the elastic force of spring 9 mobile activity bar 4 easily, after it reaches assigned address, by clasp 11 activity bar 4 is locked in the sleeve pipe 3, both are fixed.
In order to adapt under some special measurement situations, load active line and be not vertical setting, and be perpendicular to the plane at load(ing) point place, in conjunction with Fig. 2 and shown in Figure 5, present embodiment can be installed in sleeve pipe 3 on the bottom bracket 12 rotationally along transverse axis, is provided with the locking device that sleeve pipe 3 is locked between bottom bracket 12 and sleeve pipe 3.This locking device is to be installed in the eccentric block 15 that contact in the rotating shaft 13 of sleeve pipe 3, with the central siphon 14 that rotating shaft 13 is installed, and is provided with the bevel protractor 17 of the rotational angle of indicating sleeve pipe 3 at bottom bracket 12.Behind rotating eccentricity piece 15, sleeve pipe 3 is unlocked, be free to rotate, by bevel protractor 17 its rotational angles of indication, arrive setting value after, can reverse rotation eccentric block 15, sleeve pipe 3 is relocked.
Bottom at bottom bracket 12 is equipped with magnetic patch, so just can easily bottom bracket 12 be installed on the irony ground of workplace, and for bevel protractor 17 is returned to zero, the error of avoiding the ground injustice to cause simultaneously, the principal arm 5 of present embodiment is removably mounted on the activity bar 4, is hung with vertical 16 in the bottom of sleeve pipe 3.After removing principal arm 5 parts such as grade, with sleeve pipe 3 releases, can guarantee that the original state of sleeve pipe 3 is vertical state by vertical 16.
Claims (9)
1. bonnet stiffness measuring point locating device, measurement point on the measurement side surface of hood is accurately located, this measurement point is positioned on the loading active line by the load(ing) point on the hood load side surface relative with measuring side, it is characterized in that: comprise and to launch and first luminescence unit (1) and second luminescence unit (2) that load the planar light beam that active line coincides that the planar light beam that described first luminescence unit (1) and second luminescence unit (2) send is in the angle setting and intersects at the measurement side surface of hood.
2. bonnet stiffness measuring point locating device according to claim 1 is characterized in that: also comprise change first luminescence unit (1) and second luminescence unit (2) thus the angle each other of the planar light beam that sends changes the angle regulator of the intersection position of these two planar light beams.
3. bonnet stiffness measuring point locating device according to claim 2, it is characterized in that: described angle regulator comprises sleeve pipe (3), be slidably mounted in the activity bar (4) in the sleeve pipe (3), be connected in the principal arm (5) on the activity bar (4), be rotatably connected on the auxiliary (6) on the principal arm (5), be rotatably connected on first dwang (7) and second dwang (8) on principal arm (5) and the auxiliary (6) respectively, described first luminescence unit (1) and second luminescence unit (2) are rotatably connected on respectively on first dwang (7) and second dwang (8), wherein, auxiliary (6), the pivot center of first dwang (7) and second dwang (8) is parallel to each other, and the pivot center of first luminescence unit (1) and second luminescence unit (2) is vertical with the pivot center of auxiliary (6).
4. bonnet stiffness measuring point locating device according to claim 3, it is characterized in that: the spring (9) that promotes activity bar (4) motion is installed in the described sleeve pipe (3), the two sides of activity bar (4) are provided with in conjunction with tooth (10), the end of sleeve pipe (3) be provided with activity bar (4) on the clasp (11) that fastens in conjunction with tooth (10).
5. according to claim 3 or 4 described bonnet stiffness measuring point locating devices, it is characterized in that: described sleeve pipe (3) can be installed on the bottom bracket (12) rotationally along transverse axis, is provided with the locking device that sleeve pipe (3) is locked between bottom bracket (12) and sleeve pipe (3).
6. bonnet stiffness measuring point locating device according to claim 5 is characterized in that: the eccentric block (15) that described locking device is gone up, contacted with the central siphon (14) that rotating shaft (13) is installed for the rotating shaft (13) that is installed in sleeve pipe (3).
7. bonnet stiffness measuring point locating device according to claim 5, it is characterized in that: described principal arm (5) is removably mounted on the activity bar (4), is hung with vertical (16) in the bottom of sleeve pipe (3).
8. bonnet stiffness measuring point locating device according to claim 7 is characterized in that: the bevel protractor (17) that is provided with the rotational angle of indication sleeve pipe (3) at bottom bracket (12).
9. bonnet stiffness measuring point locating device according to claim 5, it is characterized in that: the bottom at bottom bracket (12) is equipped with magnetic patch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320148963 CN203203797U (en) | 2013-03-29 | 2013-03-29 | Locating device for engine hood rigidity measurement points |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320148963 CN203203797U (en) | 2013-03-29 | 2013-03-29 | Locating device for engine hood rigidity measurement points |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203203797U true CN203203797U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320148963 Expired - Fee Related CN203203797U (en) | 2013-03-29 | 2013-03-29 | Locating device for engine hood rigidity measurement points |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203203797U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677620A (en) * | 2015-03-16 | 2015-06-03 | 北京汽车研究总院有限公司 | Lateral rigidity testing fixture for engine hood shield |
| CN106871761A (en) * | 2017-03-30 | 2017-06-20 | 中国航空工业集团公司西安飞机设计研究所 | A kind of radome slow test load(ing) point determines method |
| CN107084654A (en) * | 2017-03-23 | 2017-08-22 | 西安飞机工业（集团）有限责任公司 | A kind of radome slow test load(ing) point determines method |
-
2013
- 2013-03-29 CN CN 201320148963 patent/CN203203797U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677620A (en) * | 2015-03-16 | 2015-06-03 | 北京汽车研究总院有限公司 | Lateral rigidity testing fixture for engine hood shield |
| CN104677620B (en) * | 2015-03-16 | 2017-12-19 | 北京汽车研究总院有限公司 | A kind of engine bonnet lateral rigidity test tool |
| CN107084654A (en) * | 2017-03-23 | 2017-08-22 | 西安飞机工业（集团）有限责任公司 | A kind of radome slow test load(ing) point determines method |
| CN106871761A (en) * | 2017-03-30 | 2017-06-20 | 中国航空工业集团公司西安飞机设计研究所 | A kind of radome slow test load(ing) point determines method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20210329 |