CN109751953A - The detection system of bicycle quality control - Google Patents
The detection system of bicycle quality control Download PDFInfo
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- CN109751953A CN109751953A CN201711057391.0A CN201711057391A CN109751953A CN 109751953 A CN109751953 A CN 109751953A CN 201711057391 A CN201711057391 A CN 201711057391A CN 109751953 A CN109751953 A CN 109751953A
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- 238000003908 quality control method Methods 0.000 title claims abstract description 61
- 238000001514 detection method Methods 0.000 title claims abstract description 47
- 238000012937 correction Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 40
- 241000567465 Furcula Species 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 230000000007 visual effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 206010016256 fatigue Diseases 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
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- 210000000988 bone and bone Anatomy 0.000 description 1
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- 238000003384 imaging method Methods 0.000 description 1
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Abstract
A kind of detection system of the present invention about bicycle quality control, suitable for being detected to a bicycle quality control unit, the bicycle quality control unit has a serial number label and an at least characteristic point, the detection system of the bicycle quality control includes: an image acquisition unit, to capture the serial number label and this feature point of the bicycle quality control unit；One image analysing computer unit, information connect the image acquisition unit, and the normal data with a corresponding characteristic point, then generate a correction data when not identical according to the comparison of the serial number label to carry out this feature point and the normal data；It can achieve effective mass control, to achieve the purpose that reduce human error and reduce jig manufacturing cost.
Description
Technical field
The present invention refers in particular to a kind of detection system of bicycle quality control about a kind of detection system.
Background technique
Bicycle is by detection, it can be seen that the size of bicycle, shape etc..Especially in bicycle production more
Need to do the work detected, because bicycle is to be composed of many component assemblies, and these parts are to realize that bicycle is each
The function at position is it is necessary to selecting most suitable shape and size.If the shape of each section, size, precision can not be required, from
Driving just have no way of playing predetermined function, especially as mold and other precision-fit mechanisms just with greater need for.Therefore, it is processed in part
It is in the process the processing stage for learning the workpiece, then must detects.When product is completed, to check whether qualification, must also do
Detect work.In short, all by detection, can know whether to meet desired or institute in the manufacture of a product or after manufacture
The standard of demand.
The accuracy or measurement error of detection system can be divided into following two element: reproducibility, as caused by measurer
Difference, it refers to the difference multiple, observed using identical gage measuring same object by same operation person.Reproducibility, by
Difference caused by survey crew.It refers to by different operation person using identical measurer, measures difference caused by same object.
To estimate that these differences, general way are to be fixed other all measuring conditions not other than operating personnel is different
Become, multiplicating measurement is carried out by a certain characteristic of the multidigit operating personnel to a certain item product, is finally estimated again with measurement result
Count reproducibility and regeneration sex differernce.Above-mentioned is all to be detected by way of human eye, therefore be easy because eyes are when normal
Between observation under and generate fatigue or erroneous judgement, not only can labor intensive operation with increase measurement jig cost, and when measurement control
Operating personnel is also not easy to find when difference occurs for tool, and then influences the accuracy rate of measurement and the efficiency of measurement.
In addition, in bicycle measurement world, Commonly Used Size measuring tool and measuring instrument there are several types of: as examined
The measuring tools such as measurement fixture, vernier caliper, outside micrometer, film thickness gauge and torsiometer.The wherein precision in the manufacture of detection jig
Difference has the possibility for causing result to be judged by accident, and measuring tool or instrument need the surface of contact measured object just to can be carried out when detecting
Detection, so causing the underproof disadvantage of determinand presentation quality in the presence of the surface for easily scratching the determinand.
Summary of the invention
The shortcomings that in view of the above-mentioned prior art, therefore, the present invention, provide a kind of detection system of bicycle quality control, main
The defects detection of appearance is provided, achievees the purpose that promote quality control, save manpower operation and jig cost.
Then, the present invention provides a kind of detection system about bicycle quality control, is suitable for a bicycle quality control unit
It is detected, which has a serial number label and an at least characteristic point, the detection of the bicycle quality control
System includes: an image acquisition unit and an image analysing computer unit.
The image acquisition unit, to capture the serial number label and this feature point of the bicycle quality control unit.
The image analysing computer unit, information connect the image acquisition unit, and the normal data with a corresponding characteristic point,
According to the comparison of the serial number label to carry out this feature point and the normal data, a correction data is then generated when different.
In the detection system of bicycle quality control of the invention, which has an image acquisition lens, should
Image acquisition lens obtain a serial number data to capture the number label and to capture this feature point to obtain a feature
Point data；The image analysing computer unit has a database module, a comparison module and a storage module, database module tool
There are the quality control data of a corresponding serial number data, which has the normal data of at least one corresponding characteristic point data,
The comparison module information connects the database module and the image acquisition unit, to receive the serial number data to grab the quality control
Data, and this feature point data is compared and operation with the normal data, when this feature point data and the normal data not
When consistent, a correction data is generated, when this feature point data is consistent with the normal data, one is generated and meets data, the storage
Module signal connects the comparison module, to store the correction data and this meets data.
In the detection system of bicycle quality control of the invention, the aforementioned image acquisition lens are CCD cameras.
In the detection system of bicycle quality control of the invention, one drivening piece of aforementioned image acquisition unit connection, and by
The support of the drivening piece and can rotate.
Aforementioned to be additionally provided with an object of reference in the detection system of bicycle quality control of the invention, which has at least
One datum level, this feature point, as comparison basis, according to the comparison basis and then judge this feature point data referring to the datum level.
In the detection system of bicycle quality control of the invention, the aforementioned bicycle quality control unit is a bicycle materials and parts.
In the detection system of bicycle quality control of the invention, the aforementioned bicycle quality control unit is a bicycle assembly
There is the above-mentioned bicycle materials and parts, one to be installed in the bicycle accessories of the bicycle materials and parts for group, the bicycle assembly group.
In the detection system of bicycle quality control of the invention, the aforementioned bicycle materials and parts are vehicle frame, and this feature point is RC
Value, upper furcula deviation, lower furcula deviation, five elongated degree or middle length of tube.
In the detection system of bicycle quality control of the invention, aforementioned this feature point is size or color.
Effect of the invention is: it is first with this as acquisition lens are to the sequence on the bicycle quality control unit outer surface
Number label is scanned, and this feature point data is compared with the normal data, with the automatization judgement bicycle quality control
Whether unit appearance is defective, to obtain the data of the bicycle quality control unit.It is made by the processing routine of vision imaging
Obtaining qualified product can continue to flow in factory, reach effective mass control, reduce human error and reduction jig to improve
The purpose of manufacturing cost.
Detailed description of the invention
Fig. 1 is the flow chart of first embodiment.
Fig. 2 is the perspective view of first embodiment, illustrates presently preferred embodiments of the present invention.
Fig. 3 is the perspective view of Fig. 2 embodiment, illustrates the characteristic point that bicycle materials and parts of the invention need measuring scale to survey, packet
Contain: RC value, upper furcula deviation, lower furcula deviation, five elongated degree and middle length of tube.
Fig. 4 be Fig. 3 embodiment perspective view, illustrate to capture a visual angle of the invention, include: RC value, five it is elongated degree and in
Length of tube.
Fig. 5 is the perspective view of Fig. 3 embodiment, illustrates to capture another visual angle of the invention, includes: upper furcula be biased to and under
Furcula is biased to.
Fig. 6 is the schematic diagram of embodiment, illustrates to be able to carry out the item of semblance measure when the bicycle materials and parts are vehicle frame
Mesh.
Fig. 7 is the cross-sectional view of second embodiment, illustrates that a bicycle accessories of a bicycle assembly group are installed in bicycle
Down tube kettle bolt position.
Fig. 8 is the flow chart of second embodiment.
Description of symbols.
1 ... detection system
10 ... bicycle quality control units
10A ... bicycle materials and parts
The middle pipe of 101A ...
102A ... down tube
103A ... connector
10B ... bicycle accessories
11 ... number labels
12 ... characteristic points
20 ... image acquisition units
21 ... image acquisition lens
22 ... drivening pieces
23 ... robotic arms
30 ... image analysing computer units
31 ... database modules
32 ... comparison modules
33 ... storage modules
40 ... objects of reference
41 ... datum levels
1C ... driver's length
2C ... gets on the bus first Bearing internal diameter
3C ... gets off first Bearing internal diameter
4C ... vehicle frame centrad
5C ... FC value
The logical drop-out value of 6C ... five
7C ... down tube kettle bolt position
8C ... down tube kettle keyhole away from
The middle pipe kettle keyhole of 9C ... away from
The preceding change fetching hole site 1 10C ...
The preceding change fetching hole site 2 11C ...
The preceding change conducting wire hole site 12C ...
The middle pipe kettle bolt position 13C ...
The preceding change fetching position 1 14C ...
15C ... Fender takes attached position
The middle length of tube of 16C ...
17C ... RC value
The elongated degree of 18C ... five
19C ... goes up furcula deviation
The lower furcula of 20C ... is biased to.
Specific embodiment
About aforementioned and other technology contents, feature and effect of the invention, in following cooperation with reference to the preferable of attached drawing
In the detailed description of embodiment, can clearly it present.
As shown in Figure 1 and Figure 2, the detection system 1 of bicycle quality control provided by the invention is suitable for a bicycle quality control
Unit 10 is detected, which has a serial number label 11 and an at least characteristic point 12, this feature point are
Size or color.In the present embodiment, which is a bicycle materials and parts 10A, and bicycle materials and parts 10A is to lift
For vehicle frame, but not limited to this, also can be the materials and parts such as Handlebar of bicycle, bicycle front fork, back fork of bicycle；It is described this voluntarily
The detection system 1 of vehicle quality control includes: an image acquisition unit 20 and an image analysing computer unit 30.
The image acquisition unit 20 has an image acquisition lens 21, a drivening piece 22 and a mechanical hand wall 23, the shadow
As acquisition lens 21 are CCD cameras, the image acquisition lens 21 to capture the number label 11 of bicycle materials and parts 10A with
A serial number data and the characteristic point 12 to capture bicycle materials and parts 10A are obtained to obtain a characteristic point data, which picks
Camera switching 21 connects the drivening piece 22, and can be rotated by the support of the drivening piece 22, and in the present embodiment, the drivening piece 22
It is driven simultaneously by robotic arm 25, the image acquisition lens 21 is allow to execute the displacement of any distance and angle.
The image analysing computer unit 30, information connects the image acquisition unit 20, and there is a database module 31, one to compare
Module 32 and a storage module 33, the database module 31 have the quality control data of a corresponding serial number data, the quality control data
Normal data at least one corresponding characteristic point data, 32 information of comparison module connect the database module 31 and the shadow
As acquisition unit 20, to receive the serial number data to grab the quality control data, and by this feature point data and the normal data
It is compared and operation generates a correction data when this feature point data and the normal data are inconsistent, when this feature is counted
According to it is consistent with the normal data when, generate and one meet data, which connects the comparison module 32, to store
The correction data and this meet data.
Wherein, it is additionally provided with an object of reference 40, which has an at least datum level 41, and this feature point 12 is referring to the base
Quasi- face 41 is used as comparison basis, and when this feature point 12 is size, the datum level 41 according to the object of reference 40 is used as comparison basis
And then judge the size of this feature point data 23, it uses and is compared with the normal data, to obtain the correction number for size
According to or this meet data.When this feature point is color, the datum level 41 according to the object of reference 40 as comparison basis and then is sentenced
The color of disconnected this feature point data, is compared with the normal data, with obtain for the correction data of color or this meet number
According to.There are three types of calculating principles: the first direct survey calculation (picture element), second of the object of reference 40 calibrated length (ratio meter
Calculate), the third object of reference 40 demarcates angle (area convergence).
By it is above-mentioned for a kind of each portion's component of the detection system 1 of bicycle quality control provided by the present invention in a manner of, then again
Its handling characteristics is described as follows.
When operation, as shown in figure 3, by being placed on a detection zone for the bicycle materials and parts 10A of vehicle frame, the bicycle material
There are five this feature points 12 for the dimension that part 10A needs to measure, and include: length of tube 16C, a RC value 17C (Chain stay in one
Long, five logical centers to rear axis distance), First Five-Year Plan elongated degree 18C, furcula is biased to 19C and once furcula deviation 20C on one.It is logical
The cooperation for crossing the robotic arm 25 and drivening piece 24 is able to drive the image acquisition lens 21 and is rotated, and can take this certainly
The bulk sample looks of driving materials and parts 10A.
As shown in figure 4, allowing the image acquisition lens 21 to capture bicycle materials and parts 10A's by way of above-mentioned drive
One visual angle includes: length of tube 16C, RC value 17C (Chain stay is long, five logical centers to rear axis distance) and this is five logical in this
Length 18C.As shown in figure 5, the image acquisition lens 21 is allowed to capture another visual angle of bicycle materials and parts 10A, include: fork on this
Bone is biased to 19C and the lower furcula is biased to 20C.The image acquisition lens 21 can watch this like in the eyes of human vision
This feature point 12 at each position bicycle materials and parts 10A carries out picture for this feature point 12 that bicycle materials and parts 10A need to be measured
It captures, size number is calculated by the image analysing computer unit 30 after acquirement image, the important detection numerical value of bicycle materials and parts 10A is made
Measurement and preservation achieve the purpose that promote quality control, save manpower operation and jig cost.
It is noted that as shown in fig. 6, being able to carry out semblance measure when the bicycle materials and parts 10A is vehicle frame
Project has driver's length 1C, the first Bearing internal diameter 2C that gets on the bus, the first Bearing internal diameter 3C that gets off, vehicle frame centrad 4C, FC value 5C, and (five is logical
Center to front-wheel axle center distance), five logical drop-out value 6C, down tube kettle bolt position 7C, down tube kettle keyhole is away from 8C, middle pipe kettle
Keyhole is away from 9C, preceding 1 10C of change fetching hole site, preceding 2 11C of change fetching hole site, preceding change conducting wire hole site 12C, middle pipe kettle bolt
Position 13C, preceding 1 14C of change fetching position, Fender take attached position 15C and middle length of tube 16C etc., and but not limited to this.
As shown in Figure 7, Figure 8, a kind of detection system 1 of bicycle quality control provided by another embodiment of the present invention, it is same
Sample is to be suitable for detecting bicycle quality control unit 10, and is by the image acquisition unit 20 and the image analysing computer unit 30
It is formed, since it makees flowing mode and effect is same as first embodiment, so it will not be repeated, exists as second embodiment difference
In:
The bicycle quality control unit 10 is bicycle assembly group, and the bicycle assembly group has the bicycle materials and parts 10A and one
It is installed in the bicycle accessories 10B of bicycle materials and parts 10A.The number label 11 may be disposed at the bicycle materials and parts 10A or should
On bicycle accessories 10B.The number label 11 is set on bicycle materials and parts 10A in the present embodiment, bicycle accessories 10B
For lifting a bicycle jug carrier, but not limited to this, also can be the accessories such as handlebar bell, bicycle pannier, in addition, this is voluntarily
Vehicle materials and parts 10A includes the connector of pipe 101A and down tube 102A in this with pipe 101A, a down tube 102A in one and a connection
103A, the present embodiment bicycle jug carrier of passing the imperial examinations at the provincial level are installed in for down tube 102A, and but not limited to this, can also be installed in this
Middle pipe 101A.The feature at bottom end to the center connector 103A of the bicycle jug carrier is captured by the image acquisition lens 21
Point (down tube kettle bolt position) 7C and the bicycle jug carrier are set to characteristic point (the down tube kettle bolt of the position down tube 102A
Pitch-row) whether 8C meet the normal data, with judge bicycle accessories 10B whether be assemblied in the bicycle materials and parts 10A whether there is or not
Or correctness.The important detection numerical value of bicycle materials and parts 10A is measured and saved, is reached and is promoted quality control, saves
The purpose of manpower operation and jig cost.
The present invention has effects that following.
First, promote quality control.The usual prior art can lead to provide the bicycle materials and parts 10A of better quality
Artificial progress visual detection is crossed, bicycle materials and parts 10A is placed on a detection zone, and is observed with human eye, detection should
Whether bicycle materials and parts 10A has flaw, and records product defective.However, being easy to make in such a way that human eye is detected
It obtains eyes and generates fatigue or erroneous judgement, start to generate the situation to bicycle materials and parts 10A defect discrimination rate decline, and for list
The defect dipoles standard of one product also can be inconsistent.So the present invention improves above-mentioned missing, by then passing through the image acquisition lens
Head 21CCD video camera is detected, and can be measured for more materials and parts or accessory, such as: defect, the size of product appearance
Or color achievees the purpose that quality is managed without leading to the problem of tired out and erroneous judgement.
Second, the convenience of record.Uncommon defect is easy to be recorded and be stored in the storage module 33, due to existing
Technology is all to record in a manual manner, and the above-mentioned record is sequentially input in computer, causes to waste many artificial
Operating time.Therefore the present invention is capable of the defect for recording each of easily and effectively rate, and does not have the anxiety of omission, for every
A month or each week already recorded data periodically make meeting self-criticism, reach and promote the efficiency that product improves.
Third reduces the probability that bicycle materials and parts are damaged.Because the detection system 1 of bicycle quality control of the invention is not required to
Bicycle materials and parts 10A is contacted, so the danger of abrasion will not be generated to vulnerable component, is avoided because human factor leads to this
Bicycle materials and parts 10A heavy industry or the problem of scrap.
4th, promote precision and speed of production.The product defects detected are manually difficult to since the present invention can detect
Problem replaces and manually visualizes detection, substantially shortens the detection processing time, and then reduces production cost.In addition, defective when finding
Product when, problem can be grasped in real time and be excluded, grasp manufacturing schedule in real time, reinforce live flow management and control, reach the
The purpose of one time queueing problem obstacle.
Claims (9)
1. a kind of detection system of bicycle quality control, suitable for being detected to a bicycle quality control unit, the bicycle quality control
Unit has a serial number label and an at least characteristic point, which is characterized in that the detection system of the bicycle quality control includes:
One image acquisition unit, to capture the serial number label and this feature point of the bicycle quality control unit；And
One image analysing computer unit, information connect the image acquisition unit, and the normal data with a corresponding characteristic point, according to
The comparison of the serial number label to carry out this feature point and the normal data, then generates a correction data when different.
2. the detection system of bicycle quality control as described in claim 1, which is characterized in that the image acquisition unit has a shadow
As acquisition lens, which obtains a serial number data to capture the number label and to capture this feature
Point is to obtain a characteristic point data；The image analysing computer unit has a database module, a comparison module and a storage module,
The database module has the quality control data of a corresponding serial number data, which has at least one corresponding feature points
According to normal data, which connects the database module and the image acquisition unit, to receive the serial number number
It grabs the quality control data accordingly, and this feature point data is compared and operation with the normal data, when this feature point data
When inconsistent with the normal data, a correction data is generated, when this feature point data is consistent with the normal data, generates a symbol
Data are closed, which connects the comparison module, to store the correction data and this meets data.
3. the detection system of bicycle quality control as claimed in claim 2, which is characterized in that the image acquisition lens are that CCD takes the photograph
Shadow machine.
4. the detection system of bicycle quality control as described in claim 1, which is characterized in that the image acquisition unit connects a band
Moving part, and can be rotated by the support of the drivening piece.
5. the detection system of bicycle quality control as described in claim 1, which is characterized in that be additionally provided with an object of reference, the reference
Object has an at least datum level, and this feature point, as comparison basis, according to the comparison basis and then judges to be somebody's turn to do referring to the datum level
Characteristic point data.
6. the detection system of bicycle quality control as described in claim 1, which is characterized in that the bicycle quality control unit be one from
Driving materials and parts.
7. the detection system of bicycle quality control as claimed in claim 6, which is characterized in that the bicycle materials and parts are vehicle frame, should
Characteristic point is RC value, upper furcula deviation, lower furcula deviation, five elongated degree or middle length of tube.
8. the detection system of bicycle quality control as described in claim 1, which is characterized in that the bicycle quality control unit be one from
There is a bicycle materials and parts, one to be installed in the bicycle accessories of the bicycle materials and parts for driving component group, the bicycle assembly group.
9. the detection system of bicycle quality control as described in claim 1, which is characterized in that this feature point is size or color.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711057391.0A CN109751953A (en) | 2017-11-01 | 2017-11-01 | The detection system of bicycle quality control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711057391.0A CN109751953A (en) | 2017-11-01 | 2017-11-01 | The detection system of bicycle quality control |
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| CN109751953A true CN109751953A (en) | 2019-05-14 |
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2017
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