CN107271201B - A kind of shearing type lifter comprehensive vehicle performance points-scoring system - Google Patents
A kind of shearing type lifter comprehensive vehicle performance points-scoring system Download PDFInfo
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- CN107271201B CN107271201B CN201710523836.3A CN201710523836A CN107271201B CN 107271201 B CN107271201 B CN 107271201B CN 201710523836 A CN201710523836 A CN 201710523836A CN 107271201 B CN107271201 B CN 107271201B
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- 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
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Abstract
The invention discloses a kind of shearing type lifter comprehensive vehicle performance points-scoring systems.Including coefficient of friction plate array, speed measuring module array, Auto analyzer, data acquisition module, microprocessor and comprehensive vehicle performance grading module, coefficient of friction plate array is fixed on lifting machine worktable；Speed measuring module array is fixed on lifting machine worktable；Workbench is a groove seat cooperated with coefficient of friction plate array, speed measuring module array；Microprocessor is connected by data acquisition module and Auto analyzer, coefficient of friction plate array, speed measuring module array；Microprocessor is connected with comprehensive vehicle performance grading module.The present invention realizes the detection to automobile component, the assessment of automotive performance by modern detecting, data sampling techniques, data processing technique and data visualization technique, and the situation current to automobile scores.The marked price process to used car is simplified, the standard for solving the problems, such as that people mark the price to used car is indefinite.
Description
Technical field
The invention belongs to lifter system technical fields, score more particularly to a kind of shearing type lifter comprehensive vehicle performance
System.
Background technique
In recent years, as the fast development of Domestic Automotive Industry, automobile have entered in huge numbers of families, it is related to automobile,
The maintenance of automobile is necessarily involved, to be related to lifting machine.
Lifting machine refers to automobile maintenance industry for the vapour of vehicle hoisting to be protected equipment.The product property of lifting machine, quality
Quality directly affects the personal safety of maintenance personal, so the security performance of lifting machine is most important.The people of buying car is more, second-hand
The market of vehicle will be bigger, and the performance of used car and allowance for depreciation none specific standard.
A kind of shearing type lifter comprehensive vehicle performance points-scoring system of the invention, passes through modern detecting, data sampling
Technology, data processing technique and data visualization technique realize the detection to automobile component, the assessment of automotive performance, to automobile mesh
Preceding situation scores.The marked price process to used car is simplified, there is maintenance, detection, assessment integrated function, solve
The indefinite problem of the standard that people mark the price to used car.
Summary of the invention
The purpose of the present invention is to provide a kind of shearing type lifter comprehensive vehicle performance points-scoring systems, pass through modern measure skill
Art, data sampling techniques, data processing technique and data visualization technique realize the detection to automobile component, and automotive performance is commented
Estimate, the standard for solving the problems, such as that existing people mark the price to used car is indefinite.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of shearing type lifter comprehensive vehicle performance points-scoring system, including coefficient of friction plate array, test the speed mould
Block array, Auto analyzer, data acquisition module, microprocessor and comprehensive vehicle performance grading module；The coefficient of friction plate
Array is fixed on lifting machine worktable；The speed measuring module array is fixed on lifting machine worktable；The workbench is one
The groove seat cooperated with coefficient of friction plate array, speed measuring module array；The microprocessor is examined by data acquisition module and automobile
Disconnected instrument, coefficient of friction plate array, speed measuring module array are connected；Microprocessor is connected with comprehensive vehicle performance grading module.
Further, if the coefficient of friction plate array by dry friction coefficient board group at；The coefficient of friction plate obtains one
The coefficient of friction index of tire under fixed condition.
Further, the speed measuring module array includes several columns that test the speed, bearing and tachymeter composition；Speed measuring module obtains
Real-time speed data are transferred to microprocessor by data acquisition module by automobile real-time speed data.
Further, the Auto analyzer is to adopt the performance detection data of automobile and fault-detection data by data
Collect module transfer to microprocessor.
Further, the data acquisition module includes sensor unit, controller unit；The data acquisition module will
The data of collection are transferred to microprocessor.
Further, the microprocessor is the central processing unit of large scale integrated circuit composition；The microprocessor is held
The function of row control unit and arithmetic and logical unit (ALU)；The microprocessor makes analysis in real time, processing to the data of collection；It is described
Microprocessor is transferred to data memory module to the data of collection；The initial data that the microprocessor will acquire is analyzed,
And it is converted to indices and exports and give comprehensive vehicle performance grading module.
Further, the comprehensive vehicle performance grading module is the important journey that the indices that will acquire carry out the index
The ratio of degree converts, and calculates final score；The comprehensive vehicle performance grading module final score passes through terminal display
It presents.
Further, the power module is adopted to coefficient of friction plate array, speed measuring module array, Auto analyzer, data
Collect module, data memory module, display, microprocessor and the power supply of comprehensive vehicle performance grading module.
The invention has the following advantages:
A kind of shearing type lifter comprehensive vehicle performance points-scoring system of the invention, passes through modern detecting, data sampling
Technology, data processing technique and data visualization technique realize the detection to automobile component, the assessment of automotive performance, to automobile mesh
Preceding situation scores.The marked price process to used car is simplified, there is maintenance, detection, assessment integrated function, solve
The indefinite problem of the standard that people mark the price to used car.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is to disclose a kind of shearing type lifter comprehensive vehicle performance points-scoring system figure；
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
Refering to Figure 1, the present invention is a kind of shearing type lifter comprehensive vehicle performance points-scoring system, including coefficient of friction
Plate array, speed measuring module array, Auto analyzer, data acquisition module, microprocessor and comprehensive vehicle performance grading module；It rubs
Coefficient plate array is wiped to be fixed on lifting machine worktable；Speed measuring module array is fixed on lifting machine worktable；Workbench is one
The groove seat cooperated with coefficient of friction plate array, speed measuring module array；Microprocessor by data acquisition module and Auto analyzer,
Coefficient of friction plate array, speed measuring module array are connected；Microprocessor is connected with comprehensive vehicle performance grading module.
Wherein, coefficient of friction plate array by four coefficient of friction board groups at；Coefficient of friction plate obtains tire under certain condition
Coefficient of friction index.
Wherein, speed measuring module array include four test the speed column, bearing and tachymeter composition；Speed measuring module obtains car speed number
According to real-time speed data are transferred to microprocessor by data acquisition module.
Wherein, Auto analyzer is to pass the performance detection data of automobile and fault-detection data by data acquisition module
It is defeated by microprocessor.
Wherein, data acquisition module includes sensor unit, controller unit；Data acquisition module passes the data of collection
It is defeated by microprocessor.
Wherein, microprocessor is the central processing unit of large scale integrated circuit composition；Microprocessor execute control unit and
The function of arithmetic and logical unit (ALU)；Microprocessor makes analysis in real time, processing to the data of collection；Data of the microprocessor to collection
It is transferred to data memory module；The initial data that microprocessor will acquire is analyzed, and is converted to indices and is exported to vapour
Vehicle comprehensive performance grading module.
Wherein, the comprehensive vehicle performance grading module is the indices progress Principal Component Analysis that will acquire: 1.
Correlation matrix is calculated according to indices；2. finding out the eigenvalue λ of correlation matrixiAnd corresponding orthogonalization unit character
Vector ai；3. selection reflects principal component when original information content reaches 90% or more；4 calculate principal component load；5 calculate principal component
Score；6 calculate principal component comprehensive score；The last comprehensive score of comprehensive vehicle performance grading module is in by terminal display
It is existing.
Wherein, the power module coefficient of friction plate array, speed measuring module array, Auto analyzer, data acquisition module,
Data memory module, display, microprocessor and the power supply of comprehensive vehicle performance grading module.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.Preferred embodiment is not
There is the details that detailed descriptionthe is all, does not limit the invention to the specific embodiments described.Obviously, according to this specification
Content can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain this
The principle and practical application of invention, so that skilled artisan be enable to better understand and utilize the present invention.This hair
It is bright to be limited only by the claims and their full scope and equivalents.
Claims (1)
1. a kind of shearing type lifter comprehensive vehicle performance points-scoring system, including coefficient of friction plate array, speed measuring module array, automobile
Diagnostic equipment, data acquisition module, microprocessor and comprehensive vehicle performance grading module, the coefficient of friction plate array are fixed on act
It rises on machine worktable；The speed measuring module array is fixed on lifting machine worktable；The microprocessor passes through data acquisition module
Block is connected with Auto analyzer, coefficient of friction plate array, speed measuring module array；Microprocessor and comprehensive vehicle performance grading module
It is connected；If the coefficient of friction plate array by dry friction coefficient board group at；The coefficient of friction plate obtains tire under certain condition
Coefficient of friction index；The speed measuring module array includes several columns that test the speed, bearing and tachymeter composition；Speed measuring module obtains vapour
Real-time speed data are transferred to microprocessor by data acquisition module by vehicle real-time speed data；The Auto analyzer is
The performance detection data of automobile and fault-detection data are transferred to microprocessor by data acquisition module；The data acquisition
Module includes sensor unit, controller unit；The data acquisition module is transferred to microprocessor for data are collected；It is described micro-
Processor makes analysis in real time, processing to the data of collection；The microprocessor is transferred to data storage mould to the data of collection
Block；The initial data that the microprocessor will acquire is analyzed, and is converted to indices and is exported and comment to comprehensive vehicle performance
Sub-module；The power module is to coefficient of friction plate array, speed measuring module array, Auto analyzer, data acquisition module, data
Memory module, display, microprocessor and the power supply of comprehensive vehicle performance grading module；It is characterized by:
The workbench is a groove seat cooperated with coefficient of friction plate array, speed measuring module array；
The comprehensive vehicle performance grading module is the ratio progress that the indices that will acquire carry out the significance level of the index
Conversion calculates final score；The comprehensive vehicle performance grading module final score is presented by terminal display；
The comprehensive vehicle performance grading module is that the indices progress Principal Component Analysis that will acquire specifically includes:
SS01 calculates correlation matrix according to indices；
SS02 finds out the eigenvalue λ of correlation matrixiAnd corresponding orthogonalization unit character vector ai；
SS03 selection reflects principal component when original information content reaches 90% or more；
SS04 calculates principal component load；
SS05 calculates principal component scores；
SS06 calculates principal component comprehensive score；The last comprehensive score of comprehensive vehicle performance grading module is in by terminal display
It is existing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710523836.3A CN107271201B (en) | 2017-06-30 | 2017-06-30 | A kind of shearing type lifter comprehensive vehicle performance points-scoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710523836.3A CN107271201B (en) | 2017-06-30 | 2017-06-30 | A kind of shearing type lifter comprehensive vehicle performance points-scoring system |
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| Publication Number | Publication Date |
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| CN107271201A CN107271201A (en) | 2017-10-20 |
| CN107271201B true CN107271201B (en) | 2019-05-21 |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2350260Y (en) * | 1998-11-17 | 1999-11-24 | 罗恩华 | Lifting machine for assemblying and repairing car |
| CN100364877C (en) * | 2003-11-12 | 2008-01-30 | 烟台奔腾汽车检测维修设备制造有限公司 | Intelligent electric controlling device and controlling method for double pole lifter |
| DE102007023184A1 (en) * | 2007-05-18 | 2008-11-20 | Maha Maschinenbau Haldenwang Gmbh & Co. Kg | Scissor lift |
| CN102354197B (en) * | 2011-09-20 | 2013-06-19 | 大连理工大学 | Electromobile data acquisition and management system based on visual instrument |
| CN103308324B (en) * | 2013-06-25 | 2016-06-08 | 吉林大学 | Intelligent comprehensive performance detection system for vehicle |
| CN104880325B (en) * | 2015-06-13 | 2018-02-23 | 吉林大学 | A kind of heavy multiaxle trucks heavy duty reproduction formula braking performance test experimental rig |
| CN105445040B (en) * | 2016-01-06 | 2019-01-22 | 福州大学 | It is a kind of for testing the experimental stand of multiple-axle vehicle steering behaviour |
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2017
- 2017-06-30 CN CN201710523836.3A patent/CN107271201B/en active Active
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