CN109115090A - The inspection method and method of adjustment of flexible shank bracket bevel protractor, bracket angle - Google Patents
The inspection method and method of adjustment of flexible shank bracket bevel protractor, bracket angle Download PDFInfo
- Publication number
- CN109115090A CN109115090A CN201811244641.6A CN201811244641A CN109115090A CN 109115090 A CN109115090 A CN 109115090A CN 201811244641 A CN201811244641 A CN 201811244641A CN 109115090 A CN109115090 A CN 109115090A
- Authority
- CN
- China
- Prior art keywords
- bracket
- angle
- flexible shank
- shank
- bevel protractor
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of flexible shank bracket bevel protractors, including bevel protractor ontology comprising positioning region, and the measurement portion being fixed on the left side of positioning region；The left side of the positioning region has and can install positioning surface with the auxiliary that its left bracket curb girder fits；The measurement portion has can be with flexible shank thigh bone upper surface fits below lower measuring surface, and the upper measuring surface that can be fitted with its top bracket crossbeam lower surface, and the angle between the lower measuring surface and upper measuring surface is equal to bracket and angle when flexible shank is installed in place between bracket upper surface and flexible shank upper surface.The invention also discloses the inspection method of bracket angle and methods of adjustment.The present invention quickly can check and adjust the angle of bracket, and meet experimental precision requirement.
Description
Technical field
The invention belongs to pedestrian protecting flexibility shank experimental technique fields, and in particular to a kind of flexibility shank bracket angle
The inspection method and method of adjustment of ruler, bracket angle.
Background technique
When pedestrian protection test prepares, as shown in Figure 1, first connecting transmitting tooling 4 with power-equipment 1, then it will prepare
Good flexible calf module is suspended on tooling front end.When test, power-equipment 1 is by flexible calf module and emits tooling 4 together
To being pushed forward, after reaching certain speed, transmitting tooling stops, and flexible calf module is separated with transmitting tooling 1, then flexible shank mould
After block free flight a distance, collide with test vehicle.It, can be anti-at random after flexible calf module and vehicle emissions collision
With ground or other devices secondary collision occurs for bullet during rebound, and secondary collision will cause 2 angle change of bracket, and
The angle is the key that guarantee entire test accuracy, must reexamine and adjust the angle test next time before, make the angle
It is consistent with laws and regulations requirement, to ensure test accuracy.
Flexible calf module is suspended on the transmitting tooling front end of equipment by traditional operation mode, using general utility tool into
The angle of row measurement bracket upper surface and flexible shank upper surface needs if angle is unsatisfactory for requiring by flexible calf module
It removes from equipment, is placed on level ground vertically, come loose fixing bolt, carries out angle adjustment, fixation is tightened after the completion of adjustment
Flexible calf module is suspended in equipment by bolt again, carries out angle inspection, repeatedly, Zhi Daoman using general utility tool
Until foot requires.This mode is complicated for operation, low efficiency, and precision is not easy to control.
Therefore, it is necessary to develop a kind of flexible shank bracket bevel protractor, the inspection method of bracket angle and adjustment side
Method.
Summary of the invention
The object of the present invention is to provide a kind of flexible shank bracket bevel protractors, the inspection method and adjustment of bracket angle
Method quickly can check and adjust the angle of bracket, and meet experimental precision requirement.
Flexibility shank bracket bevel protractor of the present invention, including bevel protractor ontology comprising positioning region, and it is fixed
Measurement portion on the left side of positioning region is set；
The left side of the positioning region has and can install positioning surface with the auxiliary that its left bracket curb girder fits；
The measurement portion has can be with the lower measuring surface that flexible shank thigh bone upper surface fits below, and can be with it
The upper measuring surface that top bracket crossbeam lower surface fits, and the angle between the lower measuring surface and upper measuring surface is equal to upper
Angle when bracket and flexible shank are installed in place between bracket upper surface and flexible shank upper surface.
Further, the bevel protractor ontology is integrated machine-shaping.
The inspection method of bracket angle of the present invention, using flexible shank bracket angle as described in the present invention
Ruler, inspection method the following steps are included:
Flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface, and makes flexible shank bracket bevel protractor
Lower measuring surface be bonded with flexible shank thigh bone upper surface, while pushing hard positioning region, auxiliary installs positioning surface and bracket
Curb girder fitting；At this point, if upper measuring surface is bonded with bracket crossbeam lower surface, then it represents that bracket is installed to flexible shank
Position, bracket angle is correct, does not need to adjust, bad if fitted, then it represents that the angle of bracket needs to adjust.
The method of adjustment of bracket angle of the present invention, using flexible shank bracket angle as described in the present invention
Ruler, method of adjustment the following steps are included:
Unscrew installation bolt, flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface, and makes flexible small
The lower measuring surface of leg bracket bevel protractor is bonded with flexible shank thigh bone upper surface, bracket is rotated, so that under bracket crossbeam
The upper measuring surface good fit on surface and flexible shank bracket bevel protractor, and tighten installation bolt.
During the adjustment of bracket angle, when tightening installation bolt, need auxiliary installation positioning surface and pop-up firmly
Frame curb girder is adjacent to；The angle for preventing screwing force from making bracket changes, and improves installation accuracy, reduces repeated work.
The invention has the following advantages that due to by the angle of the bracket upper surface of laws and regulations requirement and flexible shank upper surface
The angle for measuring flexible shank thigh bone upper surface and bracket crossbeam lower surface is converted to, while Design assistant installs positioning surface,
It prevents in bracket fixation procedure, since installation Bolt Tightening Force causes pop-up rack position to rotate and the angle of bracket occurs
Variation, to improve installation accuracy, reduces repeated work.Inspection and the tune of bracket angle can be rapidly completed in the present invention
It is whole, improve test efficiency and precision.In addition, the present invention is also simple and convenient to operate with structure, and practical advantage.
Detailed description of the invention
Fig. 1 is the connection schematic diagram of flexible shank and power-equipment；
Fig. 2 is rough schematic view at the top of flexible shank；
Fig. 3 is structural schematic diagram of the invention；
Fig. 4 is the rough schematic view that operation of the present invention uses；
The cross-sectional view of Fig. 5 present invention and bracket cooperation；
In figure, 1- power-equipment, 2- bracket, 3- flexibility shank, 4- transmitting tooling, 5- flexibility shank upper surface, 6- install spiral shell
Under bolt, 7- bracket upper surface, 8- bracket crossbeam lower surface, 9- bracket curb girder, 10- flexibility shank thigh bone upper surface, 11-
Measuring surface, 12- auxiliary installation positioning surface, the upper measuring surface of 13-, 14- flexibility shank thigh bone.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Fig. 2, flexible calf module includes flexible shank 3, flexible shank thigh bone 14 and bracket in the present embodiment
2.Whole bracket 2 is in "door" type comprising bracket crossbeam and two bracket curb girders 9.The flexible positioning of shank thigh bone 14 connects
It connects on the upper surface of flexible shank 3, bracket 2 is fixedly connected by installation bolt 6 with flexible shank thigh bone 14.
Flexible shank bracket bevel protractor as shown in Figures 3 to 5, including bevel protractor ontology, the bevel protractor ontology are one
Body machine-shaping comprising positioning region, and the measurement portion being fixed on the left side of positioning region.Wherein, the positioning region
Left side have and positioning surface 12 can be installed with auxiliary that its left bracket curb girder 9 fits.The measurement portion has energy
It is enough with the lower measuring surface 11 that flexible shank thigh bone upper surface 10 fits below, and can under its top bracket crossbeam
The upper measuring surface 13 that surface 8 fits, and the angle between the lower measuring surface 11 and upper measuring surface 13 be equal to bracket 2 with it is soft
Property angle of the shank 3 when being installed in place between bracket upper surface 7 and flexible shank upper surface 5.
In the present embodiment, since the bracket upper surface 7 of laws and regulations requirement and the angle of flexible shank upper surface 5 being converted to
The angle of flexible shank thigh bone upper surface 10 with bracket crossbeam lower surface 8 is measured, while devising auxiliary installation positioning surface 12,
Auxiliary installation positioning surface 12 can effectively prevent bracket 2 in fixation procedure, since installation 6 screwing force of bolt causes bracket
2 positions rotate and the angle of bracket 2 are made to change, to improve installation accuracy, reduce repeated work.This flexibility is small
The inspection and adjustment of 2 angle of bracket can be rapidly completed in leg bracket bevel protractor, improve test efficiency and precision.
As shown in Figure 4 and Figure 5, in the present embodiment, a kind of inspection method of bracket angle is also disclosed, using such as this hair
The bright flexible shank bracket bevel protractor, inspection method the following steps are included:
Flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface 10, and makes flexible shank bracket angle
The lower measuring surface 11 of ruler is bonded with flexible shank thigh bone upper surface 10, while pushing hard positioning region, makes auxiliary installation positioning surface 12
It is bonded with bracket curb girder 9；At this point, if upper measuring surface 13 is bonded with bracket crossbeam lower surface 8, then it represents that bracket 2 with it is soft
Property shank 3 be installed in place, 2 angle of bracket is correct, does not need to adjust, bad if fitted, then it represents that the angle of bracket 2 needs
Adjustment.
As shown in Figure 4 and Figure 5, in the present embodiment, a kind of method of adjustment of bracket angle is also disclosed, using such as this hair
The bright flexible shank bracket bevel protractor, method of adjustment the following steps are included:
Unscrew installation bolt 6, flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface 10, and make flexibility
The lower measuring surface 11 of shank bracket bevel protractor is bonded with flexible shank thigh bone upper surface 10, bracket 2 is rotated, so that bracket
13 good fit of upper measuring surface of crossbeam lower surface 8 and flexible shank bracket bevel protractor, and tighten installation bolt 6.?
When tightening installation bolt 6, needs firmly to be adjacent to auxiliary installation positioning surface 12 with bracket curb girder 9, prevent screwing force from making pop-up
The angle of frame 2 changes, and improves installation accuracy, reduces repeated work.
Claims (5)
1. a kind of flexibility shank bracket bevel protractor, it is characterised in that: including bevel protractor ontology comprising positioning region, Yi Jigu
Measurement portion on the left side of positioning region is set calmly；
The left side of the positioning region has and can install positioning surface with the auxiliary that its left bracket curb girder (9) fits
(12)；
The measurement portion have can with the lower measuring surface (11) that flexible shank thigh bone upper surface (10) fits below, and
The upper measuring surface (13) that can be fitted with its top bracket crossbeam lower surface (8), and the lower measuring surface (11) and upper survey
It is small that angle between amount face (13) is equal to bracket upper surface (7) and flexibility when bracket (2) are installed in place with flexible shank (3)
Angle between leg upper surface (5).
2. flexibility shank bracket bevel protractor according to claim 1, it is characterised in that: the bevel protractor ontology is integrated
Machine-shaping.
3. a kind of inspection method of bracket angle, it is characterised in that: using on flexible shank as claimed in claim 1 or 2
Holder angle ruler, inspection method the following steps are included:
Flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface (10), and makes flexible shank bracket angle
The lower measuring surface (11) for spending ruler is bonded with flexible shank thigh bone upper surface (10), while pushing hard positioning region, and auxiliary installation is fixed
Plane (12) is bonded with bracket curb girder (9)；At this point, if upper measuring surface (13) is bonded with bracket crossbeam lower surface (8), table
Show that bracket (2) is installed in place with flexible shank (3), bracket (2) angle is correct, does not need to adjust, bad if fitted, then table
Show that the angle of bracket (2) needs to adjust.
4. a kind of method of adjustment of bracket angle, it is characterised in that: using on flexible shank as claimed in claim 1 or 2
Holder angle ruler, method of adjustment the following steps are included:
Unscrew installation bolt (6), flexible shank bracket bevel protractor is placed in flexible shank thigh bone upper surface (10), and make
The lower measuring surface (11) of flexible shank bracket bevel protractor is bonded with flexible shank thigh bone upper surface (10), is rotated bracket (2),
So that upper measuring surface (13) good fit of bracket crossbeam lower surface (8) and flexible shank bracket bevel protractor, and tighten peace
It fills bolt (6).
5. the method for adjustment of bracket angle according to claim 4, it is characterised in that: bracket angle adjusts process
In, when tightening installation bolt (6), need firmly to be adjacent to auxiliary installation positioning surface (12) with bracket curb girder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811244641.6A CN109115090B (en) | 2018-10-24 | 2018-10-24 | Flexible shank upper bracket angle gauge and upper bracket angle checking and adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811244641.6A CN109115090B (en) | 2018-10-24 | 2018-10-24 | Flexible shank upper bracket angle gauge and upper bracket angle checking and adjusting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109115090A true CN109115090A (en) | 2019-01-01 |
| CN109115090B CN109115090B (en) | 2020-06-12 |
Family
ID=64855172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811244641.6A Active CN109115090B (en) | 2018-10-24 | 2018-10-24 | Flexible shank upper bracket angle gauge and upper bracket angle checking and adjusting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109115090B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157212A (en) * | 2020-01-06 | 2020-05-15 | 重庆长安汽车股份有限公司 | Thigh bone angle adjusting device and method of pedestrian protection thigh impactor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353062A (en) * | 2016-09-18 | 2017-01-25 | 浙江吉利控股集团有限公司 | Flexible-leg reverse-impact dynamic calibration device and test method |
| CN107101836A (en) * | 2017-03-28 | 2017-08-29 | 上汽大众汽车有限公司 | Flexible leg test device and method of testing |
| CN107505112A (en) * | 2017-06-21 | 2017-12-22 | 吉利汽车研究院（宁波）有限公司 | A kind of flexible leg reverse impact caliberating device and method |
-
2018
- 2018-10-24 CN CN201811244641.6A patent/CN109115090B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353062A (en) * | 2016-09-18 | 2017-01-25 | 浙江吉利控股集团有限公司 | Flexible-leg reverse-impact dynamic calibration device and test method |
| CN107101836A (en) * | 2017-03-28 | 2017-08-29 | 上汽大众汽车有限公司 | Flexible leg test device and method of testing |
| CN107505112A (en) * | 2017-06-21 | 2017-12-22 | 吉利汽车研究院（宁波）有限公司 | A kind of flexible leg reverse impact caliberating device and method |
Non-Patent Citations (1)
| Title |
|---|
| 刘卫国 等: "国外行人柔性腿型冲击器的发展及现状", 《汽车工程学报》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111157212A (en) * | 2020-01-06 | 2020-05-15 | 重庆长安汽车股份有限公司 | Thigh bone angle adjusting device and method of pedestrian protection thigh impactor |
| CN111157212B (en) * | 2020-01-06 | 2021-03-02 | 重庆长安汽车股份有限公司 | Thigh bone angle adjusting device and method of pedestrian protection thigh impactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109115090B (en) | 2020-06-12 |
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