CN207779346U - A kind of car gabarit and wheel base dimension measuring device - Google Patents
A kind of car gabarit and wheel base dimension measuring device Download PDFInfo
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- CN207779346U CN207779346U CN201721448717.8U CN201721448717U CN207779346U CN 207779346 U CN207779346 U CN 207779346U CN 201721448717 U CN201721448717 U CN 201721448717U CN 207779346 U CN207779346 U CN 207779346U
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- tooth
- conveying belt
- shaped conveying
- stepper motor
- driving gear
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Abstract
A kind of car gabarit and wheel base dimension measuring device, it is characterised in that including optoelectronic switch group, transmission device, laser sensor, stepper motor, industrial personal computer；The optoelectronic switch group includes the optoelectronic switch being made of multipair receiver and transmitter, and is placed on detection vehicle both sides by equidistant arrangement；Transmission device is made of tooth-shaped conveying belt, driving gear, driven gear, and tooth-shaped conveying belt is by sliding tooth wheel drive；Stepper motor is fixedly mounted with driving gear to drive tooth-shaped conveying belt to rotate.The advantage that the utility model is high using stepper motor precision, step pitch is certain, simple, accurate algorithm is used to measure vehicle gabarit and wheelbase, its measurement accuracy meets national standard and cost is relatively low, entire measurement process only needs driver at the uniform velocity to drive into and stop vehicle to designated position, and process is easy to operate, efficient.
Description
Technical field
The utility model is related to arrive car gabarit and wheel base dimension measurement used in field of measuring technique, especially measuring station
Device.
Background technology
Nowadays, automobile has become the indispensable transport facility of every household, with the increase of car ownership,
The phenomenon that carrying out repacking in violation of rules and regulations to vehicle has to be paid attention to.The gabarit measurement method of current middle-size and small-size car is all with artificial
Measurement method based on, more people's cooperations are needed when measurement, such mode is time-consuming and laborious, and there are serious measurement errors.It is existing
Detection device mostly be used for detect trailer or semitrailer, for measure car gabarit and wheel base dimension expend unavoidably it is huge,
Such as the light veil type vehicle gabarit measuring device nowadays mostly used greatly, such device is complicated for operation, and cost is higher；Again for example
Part measurement devices be using side place scanner by the way of, since car conour tends to personalized development, pattern is more
Kind is various, and the contour dimension grave fault of result and actual vehicle, such measurement method measured by the mode of side scanning can produce
Raw larger error, and it is more demanding to installation site.
Invention content
In order to solve above-mentioned technical problem, a kind of car gabarit of the utility model offer and wheel base dimension measure dress
It sets, can solve the problems, such as that cost is larger and installation is complicated.
To achieve the goals above, technical solution used by the utility model is：
A kind of car gabarit and wheel base dimension measuring device are passed including optoelectronic switch group, second conveyer, second
Send device, first laser sensor, second laser sensor, the first stepper motor, the second stepper motor, industrial personal computer；
Second conveyer is apart from ground（More than overall height）Position place, second conveyer is apart from ground
（More than H）Position place, second conveyer direction of transfer is identical as into vehicle direction, and second conveyer direction of transfer is vertical
In into vehicle direction；
Optoelectronic switch group, first laser sensor, second laser sensor, the first stepper motor and the second stepper motor are logical
Cable is crossed with industrial personal computer to be connected.
Specifically, the optoelectronic switch group includes the optoelectronic switch being made of multipair receiver and transmitter, transmitter
Opposed two-by-two with receiver, adjacent spaces 30cm is placed on track both sides, and close proximity to ground is placed.
Specifically, the second conveyer includes the first tooth-shaped conveying belt, the first driving gear, the first driven tooth
Wheel;Second conveyer includes the second tooth-shaped conveying belt, the second driving gear, the second driven gear；First tooth form passes
Send band, the second tooth-shaped conveying belt respectively by the first driving gear, the second sliding tooth wheel drive, it is the first driven gear, second driven
Gear is used to adjust the elasticity of the first tooth-shaped conveying belt and the second tooth-shaped conveying belt.
Specifically, first tooth-shaped conveying belt is by the first sliding tooth wheel drive, second tooth-shaped conveying belt by
Second sliding tooth wheel drive, the first driven gear, the second driven gear are passed for adjusting the first tooth-shaped conveying belt and the second tooth form
Send the elasticity of band.
It is driven specifically, first stepper motor and the second stepper motor is separately mounted to the first driving gear and second
Moving gear side, and be sequentially connected respectively with the first driving gear and the second driving gear.
Implement the utility model to have the advantages that：
1. by using the certain advantage of stepper motor step pitch, at the uniform velocity moved by predetermined speed control laser sensor,
The data surveyed are transferred to industrial personal computer and carry out data analysis by even scanning tested vehicle, are reached automatic calculate and are measured outside automobile
The purpose of wide size, mode are simple, quick；
2. compared with light veil type measuring device, cost greatly reduces in the utility model, has saved place space,
Car gabarit and wheel base dimension are measured and are applicable in very much；
3. compared with the measuring instrument that side is placed, the sensor that the utility model measures is located at vehicle up direction, carries
High measurement accuracy, avoids generating error because of contour of the vehicle diversification；
4. measure vehicle wheel base using optoelectronic switch, the used measurement method of the utility model is simpler,
Accurately, optoelectronic switch negligible amounts used, it is cost-effective.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the wheelbase instrumentation plan of the utility model；
Fig. 3 is the right view of the utility model；
Fig. 4 is the front view of the utility model；
In figure：1-second conveyer, the first tooth-shaped conveying belts of 1-1-, 1-2-first drive gear,
The first driven gears of 1-3-, the 2-the first stepper motor, 3-first laser sensors, 4-optoelectronic switch groups, 5-
Second conveyer, the second tooth-shaped conveying belts of 5-1-, the driving gears of 5-2-second, the second driven gears of 5-3-, 6-the second
Laser sensor, the 7-the second stepper motor.
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model proposes a kind of car gabarit and wheel base dimension measuring devices, including photoelectricity
Switching group 4, second conveyer 1, second conveyer 5, first laser sensor 3, second laser sensor 6, the first stepping
Motor 2, the second stepper motor 7, industrial personal computer；The second conveyer 1 is apart from ground H（More than overall height）Position put
It sets, second conveyer 5 is apart from ground（More than H）Position place, 1 direction of transfer of second conveyer with into vehicle direction
Identical, first laser sensor 3 is mounted on the first tooth-shaped conveying belt 1-1, and 5 direction of transfer of second conveyer is perpendicular into vehicle
Direction, second laser sensor 6 are mounted on the second tooth-shaped conveying belt 5-1；
The optoelectronic switch group 4, first laser sensor 3, second laser sensor 6, the first stepper motor 2 and second
Stepper motor 7 is connected by cable with industrial personal computer.
As shown in Fig. 2, the optoelectronic switch group 4 includes the optoelectronic switch being made of multipair receiver and transmitter, hair
Emitter is opposed two-by-two with receiver, and adjacent spaces 30cm is placed on track both sides, and close proximity to ground is placed.Tested vehicle edge
Precalculated position is at the uniform velocity driven into set direction, and when vehicle first axle triggers first pair of optoelectronic switch, microcontroller starts counting up 1 and opens
Beginning timing, vehicle continuation at the uniform velocity moves forward, and when triggering second pair of optoelectronic switch, microcontroller counts 2, and microcontroller preserves at this time
Chronometric data isAnd reclocking, and so on.When the second axis of vehicle triggers first pair of optoelectronic switch, timer stops meter
When, microcontroller current count is denoted as n at this time, and n-th pair of optoelectronic switch current time of first axle last triggering is denoted as, (n-1)th
To being denoted as to n-th pair of time, automobile driving speed v=30/ at this time, then wheelbase L=*v+（n-1）*30.
As shown in Figure 3,4, the second conveyer 1 include the first tooth-shaped conveying belt 1-1, the first driving gear 1-2,
First driven gear 1-3;Second conveyer 5 includes the second tooth-shaped conveying belt 5-1, the second driving gear 5-2, the second driven tooth
Take turns 5-3；The first tooth-shaped conveying belt 1-1 by the first driving gear 1-2 driving, the second tooth-shaped conveying belt 5-1 by
The second driving gear 5-2 drivings, the first driven gear 1-3 and the second driven gear 5-3 are passed for adjusting the first tooth form
Send the elasticity with 1-1 and the second tooth-shaped conveying belt 5-1.
It comes to a complete stop when wheelbase is measured rear vehicle, industrial personal computer controls the first stepper motor 2 at this time and the second stepper motor 7 opens
Dynamic, first stepper motor 2 is connected with the first driving gear 1-2, and the first tooth-shaped conveying belt 1-1 of driving starts to turn with speed v
Dynamic, the second stepper motor 7 is connected with the second driving gear 5-2, and the second tooth-shaped conveying belt 5-1 of driving speed identical with 1-1 is opened
Begin transmission, while opening first laser sensor 3 and second laser sensor 6 and working, the uniform length for scanning tested vehicle and
It is wide.Industrial personal computer is sent the data to after the completion of scanning to be calculated.When the distance that first laser sensor 3 scans is less than H
Start timing, stops timing when being equal to H to distance, the time measured at this timeProduct with speed v is the length of tested vehicle
Degree, while the difference of first laser sensor 3 the longest distance H that scan and shortest distance h are the height of tested vehicle；The
The distance that dual-laser sensor 6 scans for the first time is less thanWhen start timing, be equal to distanceWhen stop timing surveying at this time
The time obtainedProduct with speed v is the width of tested vehicle.
When implementation, the first driven gear 1-3 and the second driven gear 5-3 need to be adjusted respectively by the first tooth-shaped conveying belt 1-1
Tensioning is kept with the second tooth-shaped conveying belt 5-1, avoids measurement error.
In conclusion the content of the utility model is not limited in the above embodiments, those skilled in the art can be with
It is proposed other embodiment within the guiding theory of the present invention, but these embodiments be included in the scope of the utility model it
It is interior.
Claims (5)
1. a kind of car gabarit and wheel base dimension measuring device, which is characterized in that including optoelectronic switch group (4), the first transmission dress
Set (1), second conveyer (5), first laser sensor (3), second laser sensor (6), the first stepper motor (2),
Two stepping motor (7) and industrial personal computer；
The second conveyer (1) is placed in the position apart from ground H, and the second conveyer (5) is on distance ground
Face H1Position place, the second conveyer (1) direction of transfer second conveyer identical as into vehicle direction, described
(5) direction of transfer is perpendicular into vehicle direction；
It is the optoelectronic switch group (4), the first laser sensor (3), the second laser sensor (6), described
The first stepper motor (2) and second stepper motor (7) be connected with the industrial personal computer by cable.
2. car gabarit according to claim 1 and wheel base dimension measuring device, which is characterized in that the optoelectronic switch
The optoelectronic switch that group (4) is made of multipair receiver and transmitter, the transmitter are right two-by-two with the receiver
It sets, adjacent spaces 30cm is placed on track both sides, and close proximity to ground is placed.
3. car gabarit according to claim 1 and wheel base dimension measuring device, which is characterized in that first transmission
Device (1) includes the first tooth-shaped conveying belt (1-1), the first driving gear (1-2), the first driven gear (1-3)；Described second
Transmission device (5) includes the second tooth-shaped conveying belt (5-1), the second driving gear (5-2), the second driven gear (5-3)；Described
First tooth-shaped conveying belt (1-1) is driven by the described first driving gear (1-2), second tooth-shaped conveying belt (5-1) by
The second driving gear (5-2) drives, first driven gear (1-3) and second driven gear (5-3)
Elasticity for adjusting first tooth-shaped conveying belt (1-1) and second tooth-shaped conveying belt (5-1).
4. car gabarit according to claim 3 and wheel base dimension measuring device, which is characterized in that the first laser
Sensor (3) is mounted on first tooth-shaped conveying belt (1-1), and the second laser sensor (6) is mounted on described
The second tooth-shaped conveying belt (5-1) on.
5. car gabarit according to claim 3 or 4 and wheel base dimension measuring device, which is characterized in that described first
Stepper motor (2) and second stepper motor (7) are separately mounted to the first driving gear (1-2) and described the
Two driving sides gear (5-2), and passed with the first driving gear (1-2) and the described second driving gear (5-2)
Dynamic connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721448717.8U CN207779346U (en) | 2018-06-01 | 2018-06-01 | A kind of car gabarit and wheel base dimension measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721448717.8U CN207779346U (en) | 2018-06-01 | 2018-06-01 | A kind of car gabarit and wheel base dimension measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207779346U true CN207779346U (en) | 2018-08-28 |
Family
ID=63232768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721448717.8U Expired - Fee Related CN207779346U (en) | 2018-06-01 | 2018-06-01 | A kind of car gabarit and wheel base dimension measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207779346U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655004A (en) * | 2019-01-31 | 2019-04-19 | 浙江工业大学 | A kind of vehicle wheelbase and wheelbase difference detection method based on photoelectric sensor |
| CN109828282A (en) * | 2019-01-31 | 2019-05-31 | 浙江工业大学 | A kind of vehicle overall dimension automatic checkout system and method based on laser radar |
| CN113126109A (en) * | 2021-04-14 | 2021-07-16 | 浙江工业大学 | Vehicle wheel base measuring system and method based on motor and laser radar |
-
2018
- 2018-06-01 CN CN201721448717.8U patent/CN207779346U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655004A (en) * | 2019-01-31 | 2019-04-19 | 浙江工业大学 | A kind of vehicle wheelbase and wheelbase difference detection method based on photoelectric sensor |
| CN109828282A (en) * | 2019-01-31 | 2019-05-31 | 浙江工业大学 | A kind of vehicle overall dimension automatic checkout system and method based on laser radar |
| CN113126109A (en) * | 2021-04-14 | 2021-07-16 | 浙江工业大学 | Vehicle wheel base measuring system and method based on motor and laser radar |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180828 Termination date: 20190601 |