CN110501245A - A kind of auto parts and components hardness detection method - Google Patents
A kind of auto parts and components hardness detection method Download PDFInfo
- Publication number
- CN110501245A CN110501245A CN201910787818.5A CN201910787818A CN110501245A CN 110501245 A CN110501245 A CN 110501245A CN 201910787818 A CN201910787818 A CN 201910787818A CN 110501245 A CN110501245 A CN 110501245A
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- workpiece
- hardness
- auto parts
- detection method
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0078—Hardness, compressibility or resistance to crushing using indentation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses a kind of auto parts and components hardness detection method, the detection system is made of bottom stage, trolley, door frame, hardness measurement head, impression measuring head, grinding device, bits-suction device, Workpiece recognition device, kinematic driving unit and control cabinet.Hardness determination system of the invention is in addition to artificial feeding, discharge, whole test programs are automatically performed, test result is accurate, detection efficiency is high, false retrieval and missing inspection caused by human factor can be excluded completely, if mixing robot feeding, discharge device, so that it may which installation in the production line, realizes the online automatic detection of workpiece hardness.
Description
Technical field
The present embodiments relate to Automobile Parts Inspection applied technical fields, and in particular to a kind of auto parts and components hardness inspection
Survey method.
Background technique
The independent development and innovation of automobile industry need a powerful components system to support.Auto parts and components are made
For the basis of auto industry, the necessary factor of auto industry sustainable and healthy development is even more supported.Vehicle brand and technological innovation need
Components are wanted to make basis, the autonomous innovation and safety of components generate powerful motive force to the development of vehicle industry again, they
It influences each other, interact.Therefore, the situation of automobile industry has a significant impact to parts industry.
The use environment of part is mostly complicated and severe, including large-scale temperature change, strong vibration are impacted, rubbed
Wipe etc., therefore part will work under the stress conditions such as very big pulling force, pressure, shearing force and torque, the mechanical property of part
Extremely important, mechanical property largely determines the applicability and life expectancy of part, and the mechanical property of part, inspection
Survey its tensile strength or hardness this detected in auto parts and components in have to detect whether qualified, and existing detection system
System needs to consume a large amount of man power and material, the result inaccuracy of detection is often led to because of artificial practice, to cause
Security risk.
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of auto parts and components hardness detection method, to solve in the prior art cannot
Enough test problems realized automation and carry out workpiece.
To achieve the goals above, the embodiment of the present invention provides the following technical solutions: a kind of auto parts and components hardness determination
Method, the detection system is by bottom stage, trolley, door frame, hardness measurement head, impression measuring head, grinding device, bits-suction device, work
Part identification device, kinematic driving unit and control cabinet composition, comprising the following steps:
S1: truss mechanical hand ships workpiece, is put on the fixture in trolley center；
S2: fixture movement, stretching workpiece；
S3: workpiece is moved to below identification device, identifies workpiece model and surface location；
S4: workpiece is moved to below grinding device, polish a test surfaces in workpiece surface, bits-suction device inhales abrasive dust
It walks；
S5: workpiece is moved to below hardness measurement head, extrudes a Brinell；
S6: workpiece is moved to below impression measuring device, measures impression diameter, and display shows hardness number；
S7: workpiece is moved to feeding, discharge position, and fixture discharges workpiece；
S8: truss mechanical hand takes workpiece away, is put back on conveyer belt, and primary test terminates.
Preferably, described for the case where avoiding workpiece from deforming during the test, the fixture in equipment should be propped up directly
The case where support guarantees its planarization in the lower section of test surfaces, and reduction deforms.
Preferably, the Workpiece recognition device can be clipped in workpiece model and surface location on fixture with automatic identification, protect
The accuracy for demonstrate,proving test position, improves the accuracy of experimental data.
Preferably, the abrasive dust that the polishing generates, equipment can all be collected automatically, and the tool after polishing passes through system
Included identification function, come qualification when determining workpiece, if the system determine that unqualified will do it sound-light alarm.
Preferably, the speed that each workpiece sensing is set in automatic checkout system is less than 200S/ part.
Preferably, the detection data setting of the hardness is examined using test force, the 10mm ball pressure head of 29400N (3000kgf)
Brinelling.
The test piece of detection system detection is large-scale heavy-duty truck brake drum, material selection HT250 gray cast iron, diameter
Range is in 300~500mm, and altitude range is in 300~500mm, with crowd workpiece height deviation≤2mm, hardness acceptability limit 195~
210HBW。
In addition to artificial feeding, discharge, whole test programs are automatically performed the hardness determination system of solution of the present invention, and test result is quasi-
Really, detection efficiency is high, can exclude false retrieval and missing inspection caused by human factor completely, if mixing robot feeding, discharge device,
The online automatic detection for realizing workpiece hardness in the production line can be installed；Test result is accurate and reliable, and measuring accuracy meets state
The regulation of family, test value can be traceable to National primary standard；Can telecommunication, to information centre transmit data, connect remotely controlled.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can cover.
Fig. 1 is the system flow chart of the embodiment of the present invention；
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
A kind of auto parts and components hardness detection method, the detection system is by bottom stage, trolley, door frame, hardness measurement head, pressure
Trace measuring head, grinding device, bits-suction device, Workpiece recognition device, kinematic driving unit and control cabinet composition, including following step
It is rapid:
S1: truss mechanical hand ships workpiece, is put on the fixture in trolley center；
S2: fixture movement, stretching workpiece；
S3: workpiece is moved to below identification device, identifies workpiece model and surface location；
S4: workpiece is moved to below grinding device, polish a test surfaces in workpiece surface, bits-suction device inhales abrasive dust
It walks；
S5: workpiece is moved to below hardness measurement head, extrudes a Brinell；
S6: workpiece is moved to below impression measuring device, measures impression diameter, and display shows hardness number；
S7: workpiece is moved to feeding, discharge position, and fixture discharges workpiece；
S8: truss mechanical hand takes workpiece away, is put back on conveyer belt, and primary test terminates.
Preferably, described for the case where avoiding workpiece from deforming during the test, the fixture in equipment should be propped up directly
The case where support guarantees its planarization in the lower section of test surfaces, and reduction deforms.
Preferably, the Workpiece recognition device can be clipped in workpiece model and surface location on fixture with automatic identification, protect
The accuracy for demonstrate,proving test position, improves the accuracy of experimental data.
Preferably, the abrasive dust that the polishing generates, equipment can all be collected automatically, and the tool after polishing passes through system
Included identification function, come qualification when determining workpiece, if the system determine that unqualified will do it sound-light alarm.
Preferably, the speed that each workpiece sensing is set in automatic checkout system is less than 200S/ part.
Preferably, the detection data setting of the hardness is examined using test force, the 10mm ball pressure head of 29400N (3000kgf)
Brinelling.
In summary: the Brinell hardness is to be pressed into the diamondite ball pressure head of predetermined size with defined test force
Workpiece surface keeps removal test force after the stipulated time, measures impression diameter using optical instrument, be computed or table look-up to obtain cloth
Family name's hardness number；Since test force is larger, ball pressure head is relatively large in diameter Brinell hardness test, and it is each can to measure metal in a certain range
The average value of phase hardness is formed, therefore representative good, precision is higher, can have according between ball hardness number and tensile strength values
There is fairly good corresponding relationship, the tensile strength of material can be estimated by measuring Brinell hardness.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (6)
1. a kind of auto parts and components hardness detection method, the detection system is by bottom stage, trolley, door frame, hardness measurement head, impression
Measuring head, grinding device, bits-suction device, Workpiece recognition device, kinematic driving unit and control cabinet composition, which is characterized in that packet
Include following steps:
S1: truss mechanical hand ships workpiece, is put on the fixture in trolley center；
S2: fixture movement, stretching workpiece；
S3: workpiece is moved to below identification device, identifies workpiece model and surface location；
S4: workpiece is moved to below grinding device, polish a test surfaces in workpiece surface, bits-suction device siphons away abrasive dust；
S5: workpiece is moved to below hardness measurement head, extrudes a Brinell；
S6: workpiece is moved to below impression measuring device, measures impression diameter, and display shows hardness number；
S7: workpiece is moved to feeding, discharge position, and fixture discharges workpiece；
S8: truss mechanical hand takes workpiece away, is put back on conveyer belt, and primary test terminates.
2. a kind of auto parts and components hardness detection method according to claim 1, it is characterised in that: described is to avoid workpiece
The case where deforming during the test, the fixture in equipment should be supported directly on the lower section of test surfaces, guarantee its planarization,
The case where reduction deforms.
3. auto parts and components hardness detection method described in claim 1, it is characterised in that: the Workpiece recognition device can be certainly
It is dynamic to identify the workpiece model being clipped on fixture and surface location, guarantee the accuracy of test position, improves the standard of experimental data
True property.
4. a kind of auto parts and components hardness detection method according to claim 1, it is characterised in that: what the polishing generated
Abrasive dust, equipment can all be collected automatically, the tool after polishing, the identification function carried by system, come when determining workpiece
Qualification, if the system determine that unqualified will do it sound-light alarm.
5. auto parts and components hardness detection method according to claim 1, it is characterised in that: described in automatic checkout system
The speed of the upper each workpiece sensing of setting is less than 200S/ part.
6. a kind of auto parts and components hardness detection method according to claim 1, it is characterised in that: the detection of the hardness
Data setting detects Brinell hardness using test force, the 10mm ball pressure head of 29400N (3000kgf).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787818.5A CN110501245A (en) | 2019-08-26 | 2019-08-26 | A kind of auto parts and components hardness detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910787818.5A CN110501245A (en) | 2019-08-26 | 2019-08-26 | A kind of auto parts and components hardness detection method |
Publications (1)
| Publication Number | Publication Date |
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| CN110501245A true CN110501245A (en) | 2019-11-26 |
Family
ID=68589367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910787818.5A Pending CN110501245A (en) | 2019-08-26 | 2019-08-26 | A kind of auto parts and components hardness detection method |
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| Country | Link |
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| CN (1) | CN110501245A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272594A (en) * | 2020-03-17 | 2020-06-12 | 温州够荷科技有限公司 | Novel metal material hardness detection equipment |
| CN111504826A (en) * | 2020-05-13 | 2020-08-07 | 吉林大学 | Online automatic detector for mechanical parameters of materials under complex working conditions |
| CN113588467A (en) * | 2021-07-27 | 2021-11-02 | 一汽解放汽车有限公司 | Hardness detection method and device |
| CN115512458A (en) * | 2022-09-27 | 2022-12-23 | 上汽通用五菱汽车股份有限公司 | Monitoring data analysis method, device, equipment and storage medium |
Citations (3)
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| US20140013835A1 (en) * | 2011-03-30 | 2014-01-16 | Hino Motors, Ltd. | In-line hardness inspection device, in-line hardness inspection method, and robot |
| CN204008352U (en) * | 2014-08-13 | 2014-12-10 | 中信戴卡宁波轮毂制造有限公司 | A kind of wheel hardness on-line measuring device |
| CN105571965A (en) * | 2016-01-21 | 2016-05-11 | 杭州上材科技有限公司 | Brinell hardness on-line automatic detection system and method |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140013835A1 (en) * | 2011-03-30 | 2014-01-16 | Hino Motors, Ltd. | In-line hardness inspection device, in-line hardness inspection method, and robot |
| CN204008352U (en) * | 2014-08-13 | 2014-12-10 | 中信戴卡宁波轮毂制造有限公司 | A kind of wheel hardness on-line measuring device |
| CN105571965A (en) * | 2016-01-21 | 2016-05-11 | 杭州上材科技有限公司 | Brinell hardness on-line automatic detection system and method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272594A (en) * | 2020-03-17 | 2020-06-12 | 温州够荷科技有限公司 | Novel metal material hardness detection equipment |
| CN111272594B (en) * | 2020-03-17 | 2021-01-08 | 佛山市新世阳光建材有限公司 | Novel metal material hardness detection equipment |
| CN111504826A (en) * | 2020-05-13 | 2020-08-07 | 吉林大学 | Online automatic detector for mechanical parameters of materials under complex working conditions |
| CN113588467A (en) * | 2021-07-27 | 2021-11-02 | 一汽解放汽车有限公司 | Hardness detection method and device |
| CN115512458A (en) * | 2022-09-27 | 2022-12-23 | 上汽通用五菱汽车股份有限公司 | Monitoring data analysis method, device, equipment and storage medium |
| CN115512458B (en) * | 2022-09-27 | 2023-09-15 | 上汽通用五菱汽车股份有限公司 | Monitoring data analysis method, device, equipment and storage medium |
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Application publication date: 20191126 |
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| RJ01 | Rejection of invention patent application after publication |