CN100376863C - Image measuring system and method for section difference of heat radiator - Google Patents
Image measuring system and method for section difference of heat radiator Download PDFInfo
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- CN100376863C CN100376863C CNB2004100776381A CN200410077638A CN100376863C CN 100376863 C CN100376863 C CN 100376863C CN B2004100776381 A CNB2004100776381 A CN B2004100776381A CN 200410077638 A CN200410077638 A CN 200410077638A CN 100376863 C CN100376863 C CN 100376863C
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Abstract
The present invention provides an image measuring system of radiator section difference, which comprises a client computer, an appliance server, an X-directional servo axle, a Y-directional servo axle, a laser displacement sensor, a laser displacement controller, an information acquisition card and a work carrying table, wherein the application server comprises a plurality of software functional modules for controlling operation steps of section difference measurement; the software functional module mainly comprises an information storage module, an information calling module, a parameter setting module, a section difference measurement module, an automatic alarm module and a measurement result display module. The present invention also provides a method for radiator section difference image measurement. The image measuring system and the method of radiator section difference of the present invention can adopts an image measuring mode to measure the section difference of a workpiece, and the present invention has the advantages of high measuring accuracy and high speed, and a workpiece can not be contacted.
Description
[technical field]
The invention relates to a kind of image measurement system and method, especially about a kind of section difference of heat radiator image measurement system and method.
[background technology]
Center-the copper rod of heating radiator, its section difference precision prescribed surperficial and aluminium surface on every side is very high, the heating radiator of producing all will be surveyed this pass through the section residual quantity, traditional measurement uses measurer to finish by the staff, the manually-operated error is big, efficient is low, accuracy is difficult to guarantee, and this method must touch surface of the work, easily surface of the work is caused scuffing.
Along with development of computer and application, measurement technology no longer is confined to artificial operation.For example TaiWan, China Wise property office is 452524 patent in the notification number of September 1 calendar year 2001 bulletin, this patent name is " the image measurement method at form grinding center ", it discloses the image measurement method at a kind of form grinding center, and this method for measurement comprises the steps: 1. grabbing workpiece images; 2. look for edge of work coordinate; 3. become real-world coordinate with respective function; 4. curve approaches rule and regression Calculation goes out arc; 5. obtain the intersecting point coordinate of line and line and line and arc; 6. judge whether the profile of one-piece machine member is finished; Whether finish with the overall profile of determining workpiece via aforesaid measurement flow process, then do not carry out aforesaid flow process again if finish, after the external form profile of whole work-piece is finished, then can calculate workpiece processing size so far, and this size and target size compared, and calculate its difference, if the miss the mark size, then the size that must reprocess can be repaid, with emery wheel that grinding center the is provided size of feed processing again.The deficiency that this technology exists is: this image measurement method is used for determining whether the overall profile of workpiece is finished, can not the poor measurement computational problem of the section of solution.
At the deficiency that above-mentioned technology exists, need image measurement operation that a kind of system can the section of finishing difference and needn't contact workpiece.
[summary of the invention]
Fundamental purpose of the present invention is to provide a kind of section difference of heat radiator image measurement system, and whether its section difference that can adopt image measurement mode measuring workpiece in the predetermined tolerance scope, avoids touching workpiece when measuring.
Another object of the present invention is to provide a kind of section difference of heat radiator image measurement method, whether its section difference that can adopt image measurement mode measuring workpiece in the predetermined tolerance scope, avoids touching workpiece when measuring.
For achieving the above object, the invention provides a kind of section difference of heat radiator image measurement system, this section difference of heat radiator image measurement system comprises a client computer, an application server, a directions X axis servomotor, a Y direction axis servomotor, a laser displacement sensor, a laser displacement controller, an information extraction card and a work microscope carrier.Application server comprises a plurality of software function modules, is used for the control section residual quantity and surveys operation steps.This software function module comprises that mainly an information storage module, an information calling module, a parameter setting module, one section residual quantity survey module, an automatic alarm module and a measurement display module.
Wherein information storage module is used to store user's preset parameters, comprising: item number, section difference nominal value, go up tolerance, contract in tolerance, search point, workpiece size such as Workpiece length, the width of the workpiece etc., copper rod size such as copper rod diameter, the copper point etc. down.A measuring workpiece section residual quantity survey process measures four section differences altogether, eight test points, wherein four points of aluminium, four points of copper, the value that contracts in the copper point on the copper 4 apart from copper rod circumferential in the distances of indentation; Aluminium put overhanging value be on the aluminium block four points apart from the outward extending distance of copper rod circumference.The information calling module is used for calling above-mentioned information according to the workpiece item number when actual section residual quantity is surveyed.Parameter setting module is used for setting the section residual quantity and surveys desired parameters, comprising: buzzer warning time, measuring workpiece number, mode of motion etc.The section residual quantity is surveyed module and is used to obtain gauge point, the compute segment difference, and it comprises: one get a submodule automatically, one section residual quantity is surveyed a calculating sub module and a measurement comparer module.Automatically get a submodule and be used to send and get dot command,, obtain gauge point, comprise on the copper four points on four points and the aluminium according to predefined maximum search count its moving direction of control and displacement to directions X axis servomotor and Y direction axis servomotor.The section residual quantity is surveyed calculating sub module and is used to measure the each point coordinate figure, comprises measuring X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, compute segment difference.Earlier according on the aluminium 4 obtain the minimum fit Plane equations in this 4 places, calculate each point on the copper is this point to the distance on this plane section difference again.The section difference worker that measurement comparer module is used for aforementioned calculation gained section difference and information storage module are set claims value to compare, and judges whether the out-of-size specialized range.Automatically alarm module is used for sending warning when measuring the against regulation margin tolerance of gained section difference, and this workpiece section difference of prompting user exceeds standard.The measurement display module is used to show measurement, comprises that numeral shows and the graphic presentation dual mode, and numeral shows directly demonstration each point section difference; Graphic presentation is to change with oscillogram display segment difference.
The present invention also provides a kind of section difference of heat radiator image measurement method, and it comprises the steps:
(a) start this section difference of heat radiator image measurement system; (b) call canned data according to the workpiece item number; (c) set the section residual quantity and survey desired parameters; (d) send and get dot command,, obtain gauge point, comprise on the copper four points on four points and the aluminium according to predefined maximum search count its moving direction of control and displacement to directions X axis servomotor and Y direction axis servomotor; (e) measure the each point coordinate figure, comprise measuring X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, compute segment difference; (f) claim the value comparison with aforementioned calculation gained section difference and predefined section poor worker, judge whether the out-of-size specialized range; (g) if calculate gained section difference overshoot scope, then report to the police automatically; (h) do not have the overshoot scope if calculate gained section difference, then show measurement.
Section difference of heat radiator image measurement system of the present invention and method can adopt image measurement mode measuring workpiece section poor, measurement accuracy height, speed soon, can not contact workpiece.
[description of drawings]
Fig. 1 is the hardware structure figure of section difference of heat radiator image measurement system of the present invention.
Fig. 2 is the application server main software functional block diagram of section difference of heat radiator image measurement system of the present invention.
Fig. 3 is a section difference of heat radiator image measurement method operation process chart of the present invention.
[embodiment]
Seeing also shown in Figure 1ly, is the hardware structure figure of section difference of heat radiator image measurement system of the present invention.This section difference of heat radiator image measurement system comprises a client computer 1, an application server 2, a directions X axis servomotor 3, a Y direction axis servomotor 4, a laser displacement sensor 5, a laser displacement controller 6, an information extraction card 7 and a work microscope carrier 8.Client computer 1 provides an operation interface, be used to receive operational status information and the dynamic display system mode of operation that application server 2 sends, and reception user instruction is sent to application server 2.Application server 2 comprises a plurality of software function modules, is used for the control section residual quantity and surveys operation steps, sends built-in command to directions X axis servomotor 3 and Y direction axis servomotor 4, and this built-in command can be X, the moving direction of y-axis shift or displacement etc.Directions X axis servomotor 3 is connected with Y direction axis servomotor 4, laser displacement sensor 5 is installed on it, the built-in command drive laser displacement sensor 5 that directions X axis servomotor 3 and Y direction axis servomotor 4 receive application server 2 transmissions moves, and obtains the laser signal that measures object.Laser displacement controller 6 links to each other with laser displacement sensor 5, and it is used to receive the laser signal that laser displacement sensor 5 obtains, and is converted into simulate signal.Information extraction card 7 links to each other with laser displacement controller 6, is used to receive above-mentioned simulate signal, is translated into digital signal and is sent to application server 2.Work microscope carrier 8 is provided with a plurality of groove (not shown)s and is used to place measuring workpiece, this work microscope carrier 8 can receive the order tape momentum survey Workpiece Rotating that application server 2 sends when measuring the section difference, the Workpiece Rotating that has measured is left laser displacement sensor 5, workpiece for measurement is rotated to laser displacement sensor 5 belows.
Seeing also shown in Figure 2ly, is the application server main software functional block diagram of section difference of heat radiator image measurement system of the present invention.Application server 2 of the present invention comprises that mainly an information storage module 20, an information calling module 21, a parameter setting module 22, one section residual quantity survey module 23, one an automatic alarm module 24 and a measurement display module 25.
Wherein information storage module 20 is used to store user's preset parameters, comprising: item number, section difference nominal value, go up tolerance, contract in tolerance, search point, workpiece size such as Workpiece length, the width of the workpiece etc., copper rod size such as copper rod diameter, the copper point etc. down.A measuring workpiece section residual quantity survey process measures four section differences altogether, eight test points, wherein four points of aluminium, four points of copper, the value that contracts in the copper point on the copper 4 apart from copper rod circumferential in the distances of indentation; Aluminium put overhanging value be on the aluminium block four points apart from the outward extending distance of copper rod circumference.Information calling module 21 is used for calling above-mentioned information according to the workpiece item number when actual section residual quantity is surveyed.Parameter setting module 22 is used for setting the section residual quantity and surveys desired parameters, comprising: buzzer warning time, measuring workpiece number, mode of motion etc.The section residual quantity is surveyed module 23 and is used to obtain gauge point, the compute segment difference, and it comprises a plurality of submodules: one get a submodule 230 automatically, one section residual quantity is surveyed a calculating sub module 231 and a measurement comparer module 232.Automatically get a submodule 230 and be used to send and get dot command,, obtain gauge point, comprise on the copper four points on four points and the aluminium according to predefined maximum search count its moving direction of control and displacement to directions X axis servomotor and Y direction axis servomotor.The section residual quantity is surveyed calculating sub module 231 and is used to measure the each point coordinate figure, comprises measuring X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, compute segment difference.During compute segment residual quantity measured value earlier according on the aluminium 4 obtain the minimum fit Plane equations in this 4 places, calculate each point on the copper is this point to the distance on this plane section difference again.Measurement comparer module 232 is used for claiming the value comparison with the section difference worker of aforementioned calculation gained section difference and information storage module 20 settings, judges whether the out-of-size specialized range.Automatically alarm module 24 is used for sending warning when measuring the against regulation margin tolerance of gained section difference, and this workpiece section difference of prompting user exceeds standard.Measurement display module 25 is used to show measurement, comprises that numeral shows and the graphic presentation dual mode, and numeral shows directly demonstration each point section difference; Graphic presentation is to change with oscillogram display segment difference.
Seeing also shown in Figure 3ly, is the operation process chart of section difference of heat radiator image measurement method of the present invention.At first, start this section difference of heat radiator image measurement system (step S300).Information calling module 21 is according to workpiece item number recalls information memory module 20 canned datas (step S301).Parameter setting module 22 is set the section residual quantity and is surveyed desired parameters, comprising: (step S302) such as buzzer warning time, measuring workpiece number, mode of motion.Automatically get a submodule 230 and send and get dot command,, obtain gauge point, comprise on the copper four points (step S303) on four points and the aluminium according to predefined maximum search count its moving direction of control and displacement to directions X axis servomotor and Y direction axis servomotor.The section residual quantity is surveyed calculating sub module 231 measurement each point coordinate figures and is comprised X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, the compute segment difference: earlier according on the aluminium 4 obtain the minimum fit Plane equations in this 4 places, calculate each point on the copper is this point to the distance on this plane section difference (step S304) again.Measurement comparer module 232 claims the value comparison with the section difference worker who sets in aforementioned calculation gained section difference and the information storage module 20, judges whether out-of-size specialized range (step S305).If calculating gained section difference overshoot scope, then automatic alarm module 24 are reported to the police automatically (step S306).Do not have the overshoot scope if calculate gained section difference, then measurement display module 25 demonstration measurements comprise that numeral shows and the graphic presentation dual mode, and numeral shows directly demonstration each point section difference; Graphic presentation is to change (step S307) with oscillogram display segment difference.
Claims (13)
1. section difference of heat radiator image measurement system, comprise a client computer, an application server, a directions X axis servomotor, a Y direction axis servomotor, a laser displacement sensor, a laser displacement controller, an information extraction card and a work microscope carrier, it is characterized in that application server comprises:
One information storage module is used to store user's preset parameters;
One information calling module is used for calling above-mentioned predefined information according to the workpiece item number when actual section residual quantity is surveyed;
One parameter setting module is used for setting the section residual quantity and surveys desired parameters;
One section residual quantity is surveyed module, is used to obtain gauge point, the compute segment difference, and it comprises a plurality of submodules:
One gets a submodule automatically, is used to send get dot command to directions X axis servomotor and Y direction axis servomotor, counts according to predefined maximum search and controls the moving direction and the displacement of directions X axis servomotor and Y direction axis servomotor, obtains gauge point;
One section residual quantity is surveyed calculating sub module, is used to measure the each point coordinate figure, comprises measuring X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, compute segment difference;
One measurement comparer module, a section difference worker who is used for aforementioned calculation gained section difference and information storage module are set claims value to compare, and judges whether the out-of-size specialized range;
One automatic alarm module is used for sending warning when measuring the against regulation margin tolerance of gained section difference;
One measurement display module is used to show measurement.
2. section difference of heat radiator image measurement system as claimed in claim 1, it is characterized in that, wherein client computer links to each other with application server, is used to receive user's instruction and is sent to the application server end, and receive the operational status information display system mode of operation that the application server end sends.
3. section difference of heat radiator image measurement system as claimed in claim 1, it is characterized in that, wherein the directions X axis servomotor is connected with Y direction axis servomotor, laser displacement sensor is installed on it, directions X axis servomotor and Y direction axis servomotor receive the built-in command that application server sends, the drive laser displacement sensor moves, and obtains the laser signal that measures object.
4. section difference of heat radiator image measurement system as claimed in claim 3 is characterized in that, wherein the built-in command of application server transmission is the moving direction of X-axis, y-axis shift, or is the moving distance of X-axis, y-axis shift.
5. section difference of heat radiator image measurement system as claimed in claim 3 is characterized in that wherein the laser displacement controller links to each other with laser displacement sensor, is used for the laser signal that laser displacement sensor obtains is converted to simulate signal.
6. section difference of heat radiator image measurement system as claimed in claim 5, it is characterized in that, wherein the information extraction card links to each other with application server and laser displacement controller, is used for that the simulate signal after the conversion of laser displacement controller is converted to digital signal and is sent to application server.
7. section difference of heat radiator image measurement system as claimed in claim 1, it is characterized in that, the microscope carrier of wherein working is provided with a plurality of grooves and is used to place measuring workpiece, this work microscope carrier can receive the order tape momentum survey Workpiece Rotating that application server sends when measuring the section difference, the Workpiece Rotating that has measured is left laser displacement sensor, workpiece for measurement is rotated to the laser displacement sensor below.
8. section difference of heat radiator image measurement system as claimed in claim 1, it is characterized in that, its stage casing residual quantity survey calculating sub module compute segment difference be earlier according on the aluminium 4 obtain the minimum fit Plane equations in this 4 places, calculate each point on the copper is this point to the distance on this plane section difference again.
9. section difference of heat radiator image measurement system as claimed in claim 1, it is characterized in that, wherein the measurement display module shows measurement with numeral, or with the graphic presentation measurement, described numeral shows it is directly to show each point section difference with numeral, and graphic presentation is to change with oscillogram display segment difference.
10. a method of utilizing the described section difference of heat radiator image measurement system of claim 1 to carry out the section difference of heat radiator image measurement is characterized in that, comprises the steps:
Start this section difference of heat radiator image measurement system;
Call canned data according to the workpiece item number;
Set the section residual quantity and survey desired parameters;
Send and get dot command,, obtain gauge point, comprise on the copper four points on four points and the aluminium according to predefined maximum search the count moving direction and the displacement of control directions X axis servomotor and Y direction axis servomotor to directions X axis servomotor and Y direction axis servomotor;
Measure the each point coordinate figure, comprise measuring X-axis coordinate figure, Y-axis coordinate figure and Z axial coordinate value, compute segment difference;
Claim the value comparison with aforementioned calculation gained section difference and predefined section poor worker, judge whether the out-of-size specialized range;
If calculate gained section difference overshoot scope, then report to the police automatically;
Do not have the overshoot scope if calculate gained section difference, then show measurement.
11. section difference of heat radiator image measurement method as claimed in claim 10, it is characterized in that, wherein the step of compute segment difference be according on the aluminium 4 obtain the minimum fit Plane equations in this 4 places, calculate each point on the copper is this point to the distance on this plane section difference again.
12. section difference of heat radiator image measurement method as claimed in claim 10, it is characterized in that, the step that wherein shows measurement comprises that numeral shows and the graphic presentation dual mode, and it is directly to show each point section difference with numeral that numeral shows, graphic presentation is to change with oscillogram display segment difference.
13. section difference of heat radiator image measurement method as claimed in claim 10 is characterized in that, the step of wherein setting section residual quantity survey desired parameters comprises setting: buzzer warning time, measuring workpiece number and mode of motion.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100776381A CN100376863C (en) | 2004-12-17 | 2004-12-17 | Image measuring system and method for section difference of heat radiator |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2004100776381A CN100376863C (en) | 2004-12-17 | 2004-12-17 | Image measuring system and method for section difference of heat radiator |
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| CN1789904A CN1789904A (en) | 2006-06-21 |
| CN100376863C true CN100376863C (en) | 2008-03-26 |
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| TW201928282A (en) * | 2017-12-20 | 2019-07-16 | 由田新技股份有限公司 | Workpiece measuring machine, measuring method and calibration method of sectional difference of workpiece casing |
| CN111964594A (en) * | 2020-07-15 | 2020-11-20 | 中国电子科技集团公司第二十九研究所 | System and method for intelligently selecting heat-conducting insulating pad of radiator on board-level device |
Citations (5)
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| US4819491A (en) * | 1986-10-20 | 1989-04-11 | Renishaw Plc | Position-determining apparatus |
| US4963728A (en) * | 1988-10-07 | 1990-10-16 | Carl-Zeiss-Stiftung | Coordinate measuring apparatus having an optical sensing head |
| US5319442A (en) * | 1991-08-20 | 1994-06-07 | Renishaw Metrology Limited | Optical inspection probe |
| CN1466673A (en) * | 2000-09-22 | 2004-01-07 | �����ɷ� | Method for measuring the geometry of an object by means of a co-ordination measuring device |
| JP2004114203A (en) * | 2002-09-25 | 2004-04-15 | Meiki & Co Ltd | Apparatus for measuring profile of workpiece and profile measuring system using the same |
-
2004
- 2004-12-17 CN CNB2004100776381A patent/CN100376863C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4819491A (en) * | 1986-10-20 | 1989-04-11 | Renishaw Plc | Position-determining apparatus |
| US4963728A (en) * | 1988-10-07 | 1990-10-16 | Carl-Zeiss-Stiftung | Coordinate measuring apparatus having an optical sensing head |
| US5319442A (en) * | 1991-08-20 | 1994-06-07 | Renishaw Metrology Limited | Optical inspection probe |
| CN1466673A (en) * | 2000-09-22 | 2004-01-07 | �����ɷ� | Method for measuring the geometry of an object by means of a co-ordination measuring device |
| JP2004114203A (en) * | 2002-09-25 | 2004-04-15 | Meiki & Co Ltd | Apparatus for measuring profile of workpiece and profile measuring system using the same |
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| CN1789904A (en) | 2006-06-21 |
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