CN206450195U - The measuring instrument of the chord length of leaf springs of car half - Google Patents
The measuring instrument of the chord length of leaf springs of car half Download PDFInfo
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- CN206450195U CN206450195U CN201720140867.6U CN201720140867U CN206450195U CN 206450195 U CN206450195 U CN 206450195U CN 201720140867 U CN201720140867 U CN 201720140867U CN 206450195 U CN206450195 U CN 206450195U
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- extensible arm
- chord length
- rotating extensible
- bar
- range sensor
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Abstract
The utility model discloses a kind of measuring instrument of the chord length of leaf springs of car half, including fix bar, vertical telescopic bar, signal receiving end, rotating extensible arm, apart from display screen, range sensor, protractor, fix bar two ends are respectively equipped with bolt head fixing hole, rotary shaft；Vertical telescopic bar and rotating extensible arm are sequentially provided with rotary shaft；It is all provided between graduated vertical telescopic bar and rotating extensible arm being provided with protractor；Vertical telescopic bar end is provided with signal receiving end；Rotating extensible arm is provided with apart from display screen, and power switch is provided with apart from display screen；Rotating extensible arm end is provided with range sensor；It is electrical connected between power switch and signal receiving end, range sensor；Range sensor and it is electrical connected between display screen.The utility model measurement leaf spring semifocal chord length more facilitates, accurately, improves operating efficiency, in measurement, and need to only adjust the length of expansion link just can draw the length of half chord length, and deviation is smaller, it is ensured that the degree of accuracy of measurement.
Description
Technical field
The utility model belongs to the technical field of measurement, more particularly to a kind of vehicle bridge both sides leaf spring fixes hanger phase with vehicle frame
Grasswort bushing center to plate spring center bolt head center even（Coordinate center with vehicle bridge positioning hole）The leaf springs of car of half chord length half
The measuring instrument of chord length.
Background technology
Measurer is measured currently without special leaf springs of car, the measuring method of prior art leaf springs of car is：To use steel
Chi measures half chord length respectively.Measure in this way, not only inefficiency, and because of not special measurer, it is measured
The degree of accuracy depend on the technical ability and subjective judgement of operator, the degree of accuracy of measurement is difficult to ensure.
If vehicle bridge both sides leaf spring fixes grasswort bushing center to the plate spring center bolt head center that hanger is connected with vehicle frame
（Coordinate center with vehicle bridge positioning hole）Half chord length L differences are too big, just occur that vehicle bridge is crooked, wheel sideslip, tire wear aggravation,
Customer is unsatisfied with.
Accordingly, it would be desirable to which a kind of accurate measurement leaf spring fixes grasswort bushing center to the leaf spring center spiral shell that hanger is connected with vehicle frame
Shuan Tou centers（Coordinate center with vehicle bridge positioning hole）Half chord length L instrument.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of vehicle bridge both sides leaf spring and fixes what hanger was connected with vehicle frame
Grasswort bushing center to plate spring center bolt head center（Coordinate center with vehicle bridge positioning hole）The measuring instrument of half chord length.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：A kind of chord length of leaf springs of car half
Measuring instrument, including fix bar, vertical telescopic bar, signal receiving end, rotating extensible arm, apart from display screen, power switch, distance
Sensor, protractor, described fix bar two ends are respectively equipped with bolt head fixing hole, rotary shaft；In described rotary shaft successively
Provided with vertical telescopic bar and rotating extensible arm；Protractor is provided between described vertical telescopic bar and rotating extensible arm；Described
Scale is equipped with vertical telescopic bar and rotating extensible arm；Described vertical telescopic bar end is provided with signal receiving end；Described
Rotating extensible arm is provided with apart from display screen, described to be provided with power switch apart from display screen；Described rotating extensible arm end
End is provided with range sensor；It is electrical connected between described power switch and signal receiving end, range sensor；Described distance
Sensor and it is electrical connected between display screen.
Further improved to be, described fixation pole length is 48-53mm.
Further improved to be, described bolt head fixing hole is used for clamping screw head fixing end.
It is further improved to be, the fixation of plane and horizontal level where described vertical telescopic bar, rotating extensible arm
Bar angle in 90 °.
Further improved to be, the range of described protractor is 0-180 °.
Further improved to be, described range sensor can be the high-precision range sensor of grade or laser displacement
Sensor.
Compared with prior art, the utility model has the advantage of：During operation, the bolt head fixing hole in fix bar is consolidated
Plane where being scheduled on bolt head fixing end, expansion link is vertical with fix bar, adjusts the length of vertical telescopic bar, makes itself and leaf spring
Height it is equal；Then rotating extensible arm is adjusted so that the end of rotating extensible arm is fixed on grasswort center, turns on the power out
Close, you can measure leaf spring and fix grasswort bushing center to the plate spring center bolt head center that hanger is connected with vehicle frame（It is fixed with vehicle bridge
Position hole cooperation center）Half chord length.
The utility model measurement leaf spring semifocal chord length more facilitates, accurately, improves operating efficiency, in measurement, only needs to adjust
The length of whole expansion link just can draw the length of half chord length, and deviation is smaller, it is ensured that the degree of accuracy of measurement.
Brief description of the drawings
Technical solutions of the utility model are further illustrated with reference to the accompanying drawings and examples：
Fig. 1 is the structural representation of the measuring instrument of the chord length of the utility model leaf springs of car half.
Fig. 2 is that vehicle bridge both sides leaf spring fixes grasswort bushing center to the plate spring center bolt head center that hanger is connected with vehicle frame
The schematic diagram of half chord length.
Fig. 3 is circuit diagram of the present utility model.
In figure：1st, fix bar；1-1, bolt head fixing hole；1-2, rotary shaft；1-3, bolt head fixing end；2nd, vertical telescopic
Bar；3rd, signal receiving end；4th, rotating extensible arm；5th, range sensor；6th, apart from display screen；7th, scale；8th, protractor；9th, power supply
Switch.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment, based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
As illustrated, a kind of measuring instrument of the chord length of leaf springs of car half, including fix bar（1）, vertical telescopic bar（2）, letter
Number receiving terminal（3）, rotating extensible arm（4）, apart from display screen（6）, power switch（9）, range sensor（5）, protractor（8）,
Fix bar（1）Two ends are respectively equipped with bolt head fixing hole（1-1）, rotary shaft（1-2）；Rotary shaft（1-1）On be sequentially provided with it is vertical
Expansion link（2）And rotating extensible arm（4）；Vertical telescopic bar（2）And rotating extensible arm（4）Between be provided with protractor（8）；Vertically stretch
Contracting bar（2）And rotating extensible arm（4）On be equipped with scale（7）；Vertical telescopic bar（2）End is provided with signal receiving end（3）；Rotation
Expansion link（4）It is provided with apart from display screen（6）, apart from display screen（6）It is provided with power switch（9）；Rotating extensible arm（4）End
Provided with range sensor（5）；Power switch（9）With signal receiving end（3）, range sensor（5）Between be electrical connected；Distance is passed
Sensor（5）With apart from display screen（6）Between be electrical connected.
It is further improved to be, fix bar（1）Length is 48-53mm.
Further improved to be, bolt head fixing hole is used for clamping screw head fixing end.
It is further improved to be, vertical telescopic bar（2）, rotating extensible arm（4）The plane at place and the fixation of horizontal level
Bar（1）Angle in 90 °.
It is further improved to be, protractor（8）Range be 0-180 °.
It is further improved to be, range sensor（5）Can be that the high-precision range sensor of grade or laser displacement are passed
Sensor.
When it is implemented, first by fix bar（1）On bolt head fixing hole（1-1）It is fixed on bolt head fixing end（1-
3）, and vertical telescopic bar（2）And rotating extensible arm（4）The plane and fix bar at place（1）Vertically, by adjusting vertical telescopic
Bar（2）Length, make vertical telescopic bar（2）Length it is equal with the height of leaf spring；Then rotating extensible arm is adjusted（4）Angle
And length so that rotating extensible arm（4）End be fixed on grasswort center.
Complete after above-mentioned steps, turn on the power switch（9）, start range sensor（5）, you can measure leaf spring and consolidate with vehicle frame
Determine connected grasswort bushing center to the plate spring center bolt head center of hanger（Coordinate center with vehicle bridge positioning hole）Half chord length.
The utility model measurement leaf spring semifocal chord length more facilitates, accurately, improves operating efficiency, in measurement, only needs to adjust
The length of whole expansion link just can draw the length of half chord length, and deviation is smaller, it is ensured that the degree of accuracy of measurement.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should
Within protection domain of the present utility model.
Claims (6)
1. a kind of measuring instrument of the chord length of leaf springs of car half, including fix bar, vertical telescopic bar, signal receiving end, rotary extension
Bar, apart from display screen, power switch, range sensor, protractor, it is characterised in that：Described fix bar two ends are respectively equipped with
Bolt head fixing hole, rotary shaft；Vertical telescopic bar and rotating extensible arm are sequentially provided with described rotary shaft；Described vertically stretches
Protractor is provided between contracting bar and rotating extensible arm；Scale is equipped with described vertical telescopic bar and rotating extensible arm；It is described
Vertical telescopic bar end be provided with signal receiving end；Described rotating extensible arm is provided with apart from display screen, and described distance shows
Display screen is provided with power switch；Described rotating extensible arm end is provided with range sensor；Described power switch connects with signal
It is electrical connected between receiving end, range sensor；Described range sensor and it is electrical connected between display screen.
2. a kind of measuring instrument of the chord length of leaf springs of car half according to claim 1, it is characterised in that：Described fix bar
Length is 48-53mm.
3. a kind of measuring instrument of the chord length of leaf springs of car half according to claim 1, it is characterised in that：Described bolt head
Fixing hole is used for clamping screw head fixing end.
4. a kind of measuring instrument of the chord length of leaf springs of car half according to claim 1, it is characterised in that：Described vertically stretches
The fix bar angle in 90 ° of plane and horizontal level where contracting bar, rotating extensible arm.
5. a kind of measuring instrument of the chord length of leaf springs of car half according to claim 1, it is characterised in that：Described protractor
Range be 0-180 °.
6. a kind of measuring instrument of the chord length of leaf springs of car half according to claim 1, it is characterised in that：Described distance is passed
Sensor can be the high-precision range sensor of grade or laser displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720140867.6U CN206450195U (en) | 2017-02-16 | 2017-02-16 | The measuring instrument of the chord length of leaf springs of car half |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720140867.6U CN206450195U (en) | 2017-02-16 | 2017-02-16 | The measuring instrument of the chord length of leaf springs of car half |
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| Publication Number | Publication Date |
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| CN206450195U true CN206450195U (en) | 2017-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720140867.6U Active CN206450195U (en) | 2017-02-16 | 2017-02-16 | The measuring instrument of the chord length of leaf springs of car half |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375360A (en) * | 2018-02-26 | 2018-08-07 | 山东雷帕得汽车技术股份有限公司 | A kind of online chord length detection device of leaf spring |
| CN110108184A (en) * | 2019-06-18 | 2019-08-09 | 南开大学 | A kind of linear displacement measurement device |
| CN113203341A (en) * | 2021-04-29 | 2021-08-03 | 安徽江淮汽车集团股份有限公司 | Leaf spring measuring device and detection device |
| CN113532288A (en) * | 2021-08-04 | 2021-10-22 | 山东丰源汽车科技有限公司 | Half-length measuring device for plate spring |
-
2017
- 2017-02-16 CN CN201720140867.6U patent/CN206450195U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375360A (en) * | 2018-02-26 | 2018-08-07 | 山东雷帕得汽车技术股份有限公司 | A kind of online chord length detection device of leaf spring |
| CN108375360B (en) * | 2018-02-26 | 2021-12-10 | 山东雷帕得汽车技术股份有限公司 | Online chord length check out test set of leaf spring |
| CN110108184A (en) * | 2019-06-18 | 2019-08-09 | 南开大学 | A kind of linear displacement measurement device |
| CN113203341A (en) * | 2021-04-29 | 2021-08-03 | 安徽江淮汽车集团股份有限公司 | Leaf spring measuring device and detection device |
| CN113532288A (en) * | 2021-08-04 | 2021-10-22 | 山东丰源汽车科技有限公司 | Half-length measuring device for plate spring |
| CN113532288B (en) * | 2021-08-04 | 2023-06-02 | 山东丰源汽车科技有限公司 | Leaf spring half-length measuring device |
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