CN109800987A - The integrated environment of machine chuck Life cycle influences evaluation method - Google Patents
The integrated environment of machine chuck Life cycle influences evaluation method Download PDFInfo
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Abstract
The integrated environment that the embodiment of the present invention discloses a kind of machine chuck Life cycle influences evaluation method, obtain machine chuck to be evaluated, determine the target and range of machine chuck evaluation of life cycle, obtain the system boundary of machine chuck, according to the target and range of machine chuck evaluation of life cycle, collect the listings data of each machine chuck Life cycle, according to listings data collection, the characterization results of two-level index in each machine chuck assessment indicator system are determined using eFootprint software, according to characterization results, the objective weight of two-level index is solved using related coefficient standard deviation CCSD method, according to objective weight and characterization results, the evaluation result of first order calculation index, obtaining machine chuck integrated environment influences evaluation result and sorts, to realize that different machine chuck Life cycle are comprehensive Environment influences comparative evaluation.
Description
Technical field
The present invention relates to machine tool equipment evaluation field more particularly to a kind of integrated environment shadows of machine chuck Life cycle
Ring evaluation method.
Background technique
Pillar industry of the manufacturing industry as China also results in serious resource while pushing the national economic development
Waste and environmental pollution.Manufacturing energy consumption accounts for 57% or so of China's total energy consumption, about generates 6,200,000,000 tons every year
Waste.Lathe is manufacturing machine tool, and machine industry " greenization " becomes one of the important directions of development of manufacturing.With machine
The required precision of tool product increasingly improves, and the update of machine chuck is more and more frequent, caused by lifecycle process
Environment influences and resource consumption is got worse.For machine chuck lifecycle process integrated environment influence quantitative study
The key of sustainable development is realized through becoming machine industry.
Summary of the invention
The integrated environment that the embodiment of the present invention provides a kind of machine chuck Life cycle influences evaluation method, can be to not
Comparative evaluation is influenced with machine chuck Life cycle integrated environment.
The embodiment of the present invention adopts the following technical scheme that
A kind of integrated environment influence evaluation method of machine chuck Life cycle, comprising:
Machine chuck to be evaluated is obtained, determines the target and model of the machine chuck evaluation of life cycle to be evaluated
It encloses, obtains the system boundary of the machine chuck to be evaluated；
According to the target and range of the machine chuck evaluation of life cycle, the machine chuck Life cycle is collected
Listings data；
According to the listings data collection, each machine in the machine chuck to be evaluated is determined using eFootprint software
The characterization results of two-level index in bed chuck assessment indicator system；
According to the characterization results, the objective weight of two-level index is solved using related coefficient standard deviation CCSD method；
According to the objective weight and the characterization results, the evaluation knot of each machine chuck first class index is calculated
Fruit, obtaining each machine chuck integrated environment influences evaluation result, and sorts by size.
The integrated environment of machine chuck Life cycle provided in an embodiment of the present invention influences evaluation method, obtains to be evaluated
Machine chuck, determine the target and range of machine chuck evaluation of life cycle, the system boundary of machine chuck obtained, according to machine
The target and range of bed chuck evaluation of life cycle, collect the listings data of each machine chuck Life cycle, according to inventory
Data set determines the characterization results of two-level index in each machine chuck assessment indicator system using eFootprint software,
According to characterization results, the objective weight of two-level index is solved using related coefficient standard deviation CCSD method, according to objective weight
With characterization results, the evaluation result of first order calculation index, obtaining machine chuck integrated environment influences evaluation result and sorts, from
And realizing different machine chuck Life cycle integrated environments influences comparative evaluation.It should be understood that above general description
Be only with following detailed description it is exemplary and explanatory, do not limit the disclosure.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is that the integrated environment of the machine chuck Life cycle shown in the embodiment of the present invention influences the process of evaluation method
Figure.
Fig. 2 is the boundary illustrated example shown in the embodiment of the present invention.
Fig. 3 is the machine chuck assessment indicator system schematic diagram shown in the embodiment of the present invention.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
The integrated environment that the present invention provides a kind of machine chuck Life cycle influences evaluation method, by evaluation of life cycle
Method is combined with related coefficient standard deviation (CCSD) multiattribute assessment method, more objective, synthetically evaluate current lathe
The environmental benefit of chuck is horizontal.
The embodiment of the present invention is quantitatively evaluated with cycle assessment method from original using machine chuck product as research object
Material exploitation, use, transports the characterization results for recycling the two-level index of lifecycle process at production, utilizes MATLAB
Programming realizes that related coefficient standard deviation CCSD method solves the objective weight of two-level index, using linear weighted function first order calculation index
Evaluation result and summation obtain machine chuck integrated environment and influence evaluation result, comparative analysis difference machine chuck refers in level-one
Strengths and weaknesses under mark, the environmental benefit of overall merit difference machine chuck Life cycle, facilitating enterprise improves corresponding life
Production. art and enterprise management mode have important realistic meaning to the energy-saving and emission-reduction of machine chuck.
The embodiment of the present invention, improved AHP method subjective factor influence stronger disadvantage, are programmed and are realized using MATLAB
Related coefficient standard deviation CCSD method solves the objective weight of each two-level index, overcomes analytic hierarchy process (AHP) and traditional more attributes
The evaluation method subjectivity that attribute weight determines in evaluation implementation process, effectively eliminates and index related causes to evaluation result
Influence, to evaluate the influence of the integrated environments of different machine chucks.
The integrated environment that the embodiment of the present invention provides a kind of machine chuck Life cycle influences evaluation method, such as Fig. 1 institute
Show, this method comprises:
11, obtain machine chuck to be evaluated, determine the machine chuck evaluation of life cycle to be evaluated target and
Range obtains the system boundary of the machine chuck to be evaluated；
12, according to the target and range of the machine chuck evaluation of life cycle, the full Life Cycle of the machine chuck is collected
The listings data of phase；
13, it according to the listings data collection, is determined using eFootprint software each in the machine chuck to be evaluated
The characterization results of two-level index in a machine chuck assessment indicator system；
14, according to the characterization results, the objective power of two-level index is solved using related coefficient standard deviation CCSD method
Weight；
15, according to the objective weight and the characterization results, commenting for each machine chuck first class index is calculated
Valence influences evaluation result as a result, obtaining each machine chuck integrated environment, and sorts by size.
The integrated environment of the machine chuck Life cycle of the embodiment of the present invention influences evaluation method, obtains machine to be evaluated
Bed chuck, determines the target and range of machine chuck evaluation of life cycle, obtains the system boundary of machine chuck, according to lathe card
The target and range of disk evaluation of life cycle collect the listings data of machine chuck Life cycle, according to listings data collection, benefit
The characterization results that two-level index in each machine chuck assessment indicator system is determined with eFootprint software, according to characterization
As a result, solving the objective weight of two-level index using related coefficient standard deviation (CCSD) method, according to objective weight and characterize
As a result, the evaluation result of first order calculation index, obtaining machine chuck integrated environment influences evaluation result and sorts, to realize not
Comparative evaluation is influenced with machine chuck Life cycle integrated environment.
In one embodiment, the functional unit for defining the machine chuck defines the machine chuck life cycle and comments
For the target and range of valence to obtain system boundary, Fig. 2 is the boundary illustrated example of the embodiment of the present invention.The system boundary packet
Include: the processing of the raw material production phase of the machine chuck to be evaluated, the machine chuck to be evaluated assemble stage, institute
State the haulage stage of machine chuck to be evaluated, the service stage of the machine chuck to be evaluated, the lathe to be evaluated
The recovery stage in the haulage stage of chuck and the machine chuck to be evaluated.
In one embodiment, according to identified goal in research and range, enterprise is carried out according to each unit process real
Ground investigation, the listings data of the machine chuck Life cycle is collected according to the unit process of division, the listings data includes:
Resource, energy consumption and environmental emission data, transportation range and service life during BOM table, each manufacturing procedure etc., obtain
The Life Cycle Inventory data set of the machine chuck.
Wherein, the resource, energy consumption include 40Cr steel alloy, 45# oil steel, 20Cr steel alloy, 20CrMnTi alloy
Steel, electric power, grinding fluid, fire coal；The emissions data includes steel scrap, waste iron filing, useless grinding fluid, CO2、SO2、NOx；The transport
Distance is truck highway transportation, and the maximum load of the truck is 10t.
In one embodiment, according to the listings data collection of input, the lathe is quantitatively calculated using eFootprint software
The characterization results of two-level index in chuck assessment indicator system, the assessment indicator system include first class index, two-level index；
The first class index includes: resource energy consumption class index, toxicity index, environmental emission index；
The two-level index includes that 10 kinds of environment influence classification: primary energy consumes PED, the latent value of non-living resources consumption
ADP, water resources consumption WU, global warming potential GWP, acidification AP, eutrophication EP, Ozone depletion ODP, toxicity index include
The carcinogenic HT-cancer of human toxicity-, human toxicity-non-carcinogenic HT-non cancer and eco-toxicity ET.Fig. 3 show lathe
Chuck assessment indicator system schematic diagram.In one embodiment, related coefficient standard deviation is used according to the characterization results
CCSD method, which solves each environment in the two-level index and influences the weight of classification, includes:
It is handled using evaluation result of the min-max standardized method to the two-level index, eliminates the second level and refer to
Varying environment influences the dimension difference between classification in mark, constructs standardized evaluations matrix；
According to related coefficient standard deviation CCSD method by compare single environment in the two-level index influence classification for
Integrated environment influences the influence size of evaluation of estimate, and influences classification in the lathe card according to single environment in the two-level index
Standard deviation between disk and other machine tools obtains the Nonlinear System of Equations that class weight is influenced about environment.
In one embodiment, it is w that the environment, which influences class weight vector,j(j=1,2 ..., n), then
wj>=0, j=1,2 ..., n
Wherein RjIt influences the index value under classification in j-th of environment for all evaluation objects and removes the environment to influence classification
Under integrated environment influence evaluation of estimate related coefficient, σjIt is all evaluation objects index value in the case where j-th of environment influences classification
Standard deviation；Solution obtains optimal solution
In one embodiment, described according to the objective weight and the characterization results, calculate each lathe
The evaluation result of chuck first class index, obtaining each machine chuck integrated environment influence evaluation result includes:
After obtaining the weight that single environment in the two-level index influences classification, according to index membership by environment shadow
It rings class weight and its characterization results carries out linear weighted function first order calculation metrics evaluation as a result, summation obtains each lathe
Chuck integrated environment influences evaluation result.
In one embodiment, described to be referred to according to the two-level index weight and characterization results calculating machine chuck level-one
Mark evaluation result and integrated environment influence evaluation result
Environment is influenced into class weight according to index membership and its characterization results carries out linear weighted function first order calculation
Metrics evaluation influences evaluation result as a result, summation obtains each machine chuck integrated environment.
In one embodiment, further includes:
Evaluation result is influenced by integrated environment to be ranked up the multiple machine chucks being evaluated, and obtains evaluation object middle ring
The best machine chuck of border benefit.The level-one of the first class index evaluation result and other machine chucks that compare the machine chuck refers to
Evaluation result is marked, analyzes the machine chuck and other machine chucks in resource consumption index, environmental emission index, toxicity index
Strengths and weaknesses, obtain and targetedly suggest.
The embodiment of the present invention is quantitatively evaluated with cycle assessment method from original using machine chuck product as research object
Material exploitation, use, transports the characterization results for recycling the two-level index of lifecycle process at production, with phase relation
Number standard deviation (CCSD) methods solve two-level index objective weight, using linear weighted function first order calculation index evaluation result simultaneously
Summation, which obtains integrated environment, influences evaluation result, strengths and weaknesses of the comparative analysis difference machine chuck under first class index, and synthesis is commented
The environmental benefit of valence difference machine chuck Life cycle, facilitating enterprise improves corresponding production technology and business administration side
Formula has important realistic meaning to the energy-saving and emission-reduction of machine chuck.
The embodiment of the present invention, improved AHP method subjective factor influence stronger disadvantage, are programmed and are realized using MATLAB
Related coefficient standard deviation (CCSD) method solves the objective weight of each two-level index, overcomes analytic hierarchy process (AHP) and traditional more categories
Property the evaluation method subjectivity that attribute weight determines in evaluation implementation process, effectively eliminate and index related evaluation result made
At influence, to evaluate the influence of the integrated environments of different machine chucks.
The lathe card that the embodiment of the present invention will be further explained by taking four kinds of machine chucks of enterprise, China production as an example below
The integrated environment of disk Life cycle influences evaluation method.
Machine chuck life cycle impact assessment.Evaluate collection: the material size of the same race of four different enterprise's productions
Numerically-controlled machine tool oild chuck.Target and range: 1 machine chuck is from crable to the lifecycle process of " grave "；System
Boundary: same to Fig. 1；Four kinds of chuck evaluation of life cycle results: it is shown in Table 1.
1 four kinds of machine chuck evaluation of life cycle results of table
Solving each environment with related coefficient standard deviation (CCSD) method influences the weight of classification.Standardization evaluation result such as table
Shown in 2.
2 four kinds of machine chuck evaluation of life cycle standardization results of table
Algorithm solves the nonlinear programming problem that class weight is influenced about environment.
Table 3CCSD weight solving result.
| Two-level index | Weight wj |
| Primary energy consumption | 0.067 |
| Non-living resources consumption | 0.063 |
| Water resources consumption | 0.083 |
| Global warming potential | 0.074 |
| Acidification | 0.077 |
| Eutrophication | 0.070 |
| Ozone depletion | 0.137 |
| Human toxicity is carcinogenic | 0.166 |
| Human toxicity non-carcinogenic | 0.159 |
| Eco-toxicity | 0.105 |
Chuck integrated environment influences evaluation result.
4 four kinds of machine chuck integrated environments of table influence evaluation result
The analysis of first class index evaluation result:
Resource consumption index ranking results: 1 > chuck of chuck 4 > chuck, 3 > chuck 2；
Environmental emission index ranking results: 1 > chuck of chuck 4 > chuck, 3 > chuck 2；
Toxicity index ranking results: 2 > chuck of chuck 3 > chuck, 1 > chuck 4；
Integrated environment influences evaluation result analysis:
Chuck integrated environment influences evaluation ranking results: 1 > chuck of chuck 4 > chuck, 3 > chuck 2.
The energy-saving and emission-reduction benefit of chuck 4 is best in four kinds of same type chucks, but its toxicity index is in four kinds of chucks
It is worst, it is to be improved.
The embodiment of the present invention is quantitatively evaluated with cycle assessment method from original using machine chuck product as research object
Material exploitation, use, transports the characterization results for recycling the two-level index of lifecycle process at production, with phase relation
Number standard deviation (CCSD) methods solve two-level index objective weight, using linear weighted function first order calculation index evaluation result simultaneously
Summation, which obtains integrated environment, influences evaluation result, strengths and weaknesses of the comparative analysis difference machine chuck under first class index, and synthesis is commented
The environmental benefit of valence difference machine chuck Life cycle, facilitating enterprise improves corresponding production technology and business administration side
Formula has important realistic meaning to the energy-saving and emission-reduction of machine chuck.
The embodiment of the present invention, improved AHP method subjective factor influence stronger disadvantage, are programmed and are realized using MATLAB
Related coefficient standard deviation (CCSD) method solves the objective weight of each two-level index, overcomes analytic hierarchy process (AHP) and traditional more categories
Property the evaluation method subjectivity that attribute weight determines in evaluation implementation process, effectively eliminate and index related evaluation result made
At influence, to evaluate the influence of the integrated environments of different machine chucks.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.The selection of term used herein, purport
In the principle, practical application or improvement to the technology in market for best explaining each embodiment, or make the art
Other those of ordinary skill can understand each embodiment disclosed herein.
Those skilled in the art will readily occur to its of the disclosure after considering specification and practicing disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.
Claims (8)
1. a kind of integrated environment of machine chuck Life cycle influences evaluation method characterized by comprising
Machine chuck to be evaluated is obtained, the target and range of the machine chuck evaluation of life cycle to be evaluated is determined, obtains
To the system boundary of the machine chuck to be evaluated；
According to the target and range of the machine chuck evaluation of life cycle, the inventory of the machine chuck Life cycle is collected
Data；
According to the listings data collection, each lathe card in the machine chuck to be evaluated is determined using eFootprint software
The characterization results of two-level index in disk assessment indicator system；
According to the characterization results, the objective weight of two-level index is solved using related coefficient standard deviation CCSD method；
According to the objective weight and the characterization results, the evaluation result of each machine chuck first class index is calculated,
Obtaining each machine chuck integrated environment influences evaluation result, and sorts by size.
2. the method according to claim 1, wherein the system boundary includes: the lathe card to be evaluated
Raw material production phase, processing assembling stage, haulage stage, service stage, haulage stage and the recovery stage of disk.
3. method according to claim 1 or 2, which is characterized in that the listings data includes: BOM table, each manufacturing procedure
Resource, energy consumption and environmental emission data in the process, transportation range and service life；
Wherein, the resource, energy consumption include 40Cr steel alloy, 45# oil steel, 20Cr steel alloy, 20CrMnTi steel alloy, electricity
Power, grinding fluid, fire coal；The emissions data includes steel scrap, waste iron filing, useless grinding fluid, CO2、SO2、NOx；The transportation range is
Truck highway transportation, the maximum load of the truck are 10t.
4. method according to claim 1 or 3, which is characterized in that the assessment indicator system includes first class index, second level
Index；
The first class index includes: resource energy consumption class index, toxicity index, environmental emission index；
The two-level index includes that 10 kinds of environment influence classification: primary energy consumes PED, non-living resources consumes latent value ADP, water
Resource consumption WU, global warming potential GWP, acidification AP, eutrophication EP, Ozone depletion ODP, toxicity index include human body poison
Property-carcinogenic HT-cancer, human toxicity-non-carcinogenic HT-non cancer and eco-toxicity ET.
5. according to the method described in claim 4, it is characterized in that, described according to the characterization results, using related coefficient
Standard deviation CCSD method solve two-level index objective weight include:
It is handled, is eliminated in the two-level index using evaluation result of the min-max standardized method to the two-level index
Varying environment influences the dimension difference between classification, constructs standardized evaluations matrix；
Classification is influenced for synthesis by comparing single environment in the two-level index according to related coefficient standard deviation CCSD method
The influence size of environmental impact assessment value, and according in the two-level index single environment influence classification the machine chuck with
Standard deviation between other machine tools is obtained the Nonlinear System of Equations for influencing class weight about environment, is compiled using MATLAB
The programming evaluation of the Cheng Shixian Nonlinear System of Equations obtains optimal weight vectors.
6. according to the method described in claim 5, it is characterized in that, it is w that the environment, which influences class weight vector,j(j=1,
2 ..., n), then
wj>=0, j=1,2 ..., n
Wherein RjIt influences the index value under classification in j-th of environment and removes the environment to influence under classification for all evaluation objects
Integrated environment influences the related coefficient of evaluation of estimate, σjIt is the mark of all evaluation objects index value in the case where j-th of environment influences classification
It is quasi- poor；
Solution obtains optimal solution
7. according to the method described in claim 6, it is characterized in that, described tie according to the objective weight and the characterization
Fruit calculates the evaluation result of each machine chuck first class index, obtains each machine chuck integrated environment influence and comments
Valence result includes:
After obtaining the weight that single environment in the two-level index influences classification, environment is influenced by class according to index membership
Other weight and its characterization results carry out linear weighted function first order calculation metrics evaluation as a result, summation obtains each machine chuck
Integrated environment influences evaluation result.
8. the method according to the description of claim 7 is characterized in that further include:
Evaluation result is influenced by each machine chuck integrated environment to be ranked up each machine chuck being evaluated,
The best machine chuck of environmental benefit in evaluation object is obtained, the first class index evaluation result of each machine chuck is carried out
It is compared to each other, analyzes each machine chuck and refer to other machine chucks in resource consumption index, environmental emission index, toxicity
Target strengths and weaknesses obtains and targetedly suggests.
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| CN113240302A (en) * | 2021-05-20 | 2021-08-10 | 北京中创绿发科技有限责任公司 | Product full life cycle evaluation system and evaluation implementation method |
| CN113240302B (en) * | 2021-05-20 | 2024-02-13 | 北京中创绿发科技有限责任公司 | Product full life cycle evaluation system and evaluation implementation method |
| CN113776816A (en) * | 2021-11-15 | 2021-12-10 | 济宁冠杰数控机床股份有限公司 | Reliability test device for elastic chuck of numerical control machine tool |
| CN113776816B (en) * | 2021-11-15 | 2022-02-22 | 济宁冠杰数控机床股份有限公司 | Reliability test device for elastic chuck of numerical control machine tool |
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