CN104777229A - Intelligent identification method and intelligent identification device for ultrasonic detection of clamp types based on screw lug boss - Google Patents
Intelligent identification method and intelligent identification device for ultrasonic detection of clamp types based on screw lug boss Download PDFInfo
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- CN104777229A CN104777229A CN201510161312.5A CN201510161312A CN104777229A CN 104777229 A CN104777229 A CN 104777229A CN 201510161312 A CN201510161312 A CN 201510161312A CN 104777229 A CN104777229 A CN 104777229A
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Abstract
The invention discloses an intelligent identification method and an intelligent identification device for ultrasonic detection of clamp types based on screw lug boss. The device comprises a workpiece clamp, screw lug boss type serial number blocks, an ultrasonic nondestructive detector and a water channel. The method comprises the steps of arranging the screw lug boss type serial number block at one end of each workpiece clamp; scanning the serial number block through the ultrasonic nondestructive detector before carrying out nondestructive detection of the workpiece each time; calculating value of height difference between the upper end face of a flat screw and the upper surface of the serial number block by a detection staff according to the time difference obtained after scanning, and obtaining a corresponding figure or letter of the flat screw according to the height difference, thereby obtaining the serial number of the serial number block, and matching the serial number with the workpiece information, wherein if the serial number completely corresponds to the workpiece information, selection of the workpiece clamp is correct. According to the method and the device provided by the invention, the serial number of the clamp can be accurately identified, and thus, the workpiece and the clamp can be matched perfectly while scanning is implemented, the utilization of an error prescription is prevented, and danger of occurrence of accidental collision is also avoided.
Description
Technical field
The invention belongs to field of ultrasonic nondestructive detection, be specifically related to a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses and device.
Background technology
Ultrasonic Nondestructive is the different qualities utilizing ultrasound wave to propagate at material, by the welding quality of the way detection solder joint of point by point scanning, and forms detection image.It is the important means of Non-Destructive Testing, when to product without any damage, analyze the welding quality of contact.When carrying out Ultrasonic NDT, when particularly carrying out batch scanning, need to utilize fixture to position workpiece, but due to the kind of workpiece varied, the type of fixture is also ever-changing, and the workpiece of same type needs the corresponding fixture of same type.When the appearance difference of workpiece is not easily differentiated, easily obscure workholder, the location of workpiece can be caused to be forbidden, affect testing result.
Chinese invention patent CN200610114762.X, which disclose a kind of recognition methods of assembling jig of engine, the method comprises: signal detecting device obtains the type signal on assembling jig given by signal generation apparatus; Obtained type signal is transferred to opertaing device; Described type signal and the assembling jig type information prestoring setting are compared by described opertaing device, obtain object information; Described opertaing device generates the execution control signal for controlling topworks's operation according to the implementation strategy information pre-set and described object information, and drives described topworks to operate accordingly described assembling jig.The recognition methods of the assembling jig of engine related in foregoing invention patent, needs to realize by extra equipment or means, needs to arrange identifying hole simultaneously on assembling jig, destroy the integrality of assembling jig.
Summary of the invention
For the defect existed in above-mentioned prior art or deficiency, the object of the present invention is to provide a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses and device, accurately can identify the numbering of fixture, workpiece and fixture perfect cooperation when making to scan, prevent the prescription of mistake in, also in order to exempt the danger of the collision that meets accident.
For realizing above-mentioned object, the technical solution used in the present invention is:
The invention provides a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses, described recognition methods comprises the steps:
Step one, all make the number block of screw bosses form in each workholder one end; Screw height in number block is different, and therefore screw upper surface is different from the difference in height of number block upper surface;
Step 2, before starting to carry out Non-Destructive Testing to workpiece, utilize ultrasound nondestructive testing instrument to scan number block at every turn;
Step 3, calculate the height difference of screw upper surface and number block upper surface according to mistiming of obtaining after scanning, and obtain numeral corresponding to screw or letter according to height difference, and then obtain the numbering of number block, and mate with workpiece information, if completely corresponding, then workholder is selected correct.
Preferably, in step one, described number block adopts the form of screw bosses, and screw is flat head screw, and the flat head screw of different face height constitutes screw bosses; The concrete steps making the number block of screw bosses form comprise:
1) holes drilled through in number block, and at through hole tapping;
2) flat head screw is screwed into tapped through hole from the top down along number block upper surface to the direction of lower surface, and stops in the position of the upper surface certain depth of the distance from top number block of flat head screw and fix;
3) number block made is fixed on one end of workholder.
More preferably, step 2) in, described flat head screw and encoding block are fixed by glue.
More preferably, step 3) in, described encoding block and workholder are fixed by glue.
Preferably, in step 2, when scanning different flat head screw on described encoding block, the ultrasonic probe of described ultrasound nondestructive testing instrument is positioned at sustained height.
Preferably, in step 3, because the height of flat head screw is different, flat head screw upper surface is different from the difference in height of number block upper surface, and the mistiming receiving the echo of flat head screw upper surface and number block upper surface is just different.
The present invention also provides a kind of Ultrasonic Detection clamp types intelligent identification device based on screw bosses, described device comprises: workholder, screw bosses formula number block, Ultrasonic Nondestructive instrument and tank, wherein: screw bosses formula number block surface is provided with multiple tapped through hole, and have corresponding flat head screw to be screwed into from the top of screw bosses formula number block or bottom, by one end fixed bonding of screw bosses formula number block and workholder, the workholder after bonding and screw bosses formula number block entirety fixing in the sink; Ultrasonic Nondestructive instrument is used for scanning screw bosses formula number block.
Owing to have employed technique scheme, the invention has the beneficial effects as follows: the numbering that accurately can identify fixture, prevents the prescription of mistake in, eliminate the danger of the collision that meets accident.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the embodiment of the present invention 1 recognition device.
Fig. 2 is the schematic diagram of fixture number block in the embodiment of the present invention 2;
Fig. 3 is the schematic diagram of fixture number block in the embodiment of the present invention 3;
In figure: 1 is Ultrasonic Nondestructive instrument, 2 is tank, and 3 is workholder, and 4 is fixture number block.
Embodiment
Be further described technical scheme of the present invention below, the following description is only the use understanding technical solution of the present invention, and be not used in and limit scope of the present invention, protection scope of the present invention is as the criterion with claims.
Embodiment 1:
As shown in Figure 1, the present embodiment provides a kind of Ultrasonic Detection clamp types intelligent identification device based on screw bosses, described device comprises: Ultrasonic Nondestructive instrument 1, tank 2, workholder 3 and fixture number block 4, wherein: described fixture number block 4 surface is provided with multiple tapped through hole, and have corresponding flat head screw to be screwed into from the top (or bottom) of fixture number block 4, by one end fixed bonding of fixture number block 4 with workholder 3, the workholder 3 after bonding and fixture number block 4 entirety are fixed in tank 2; Ultrasonic Nondestructive instrument 1 is for scanning fixture number block 4.
Embodiment 2:
The present embodiment provides a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses, and described recognition methods step comprises:
The first step: fixture number block 4 is set, as shown in Figure 2, holes drilled through in fixture number block 4 is 3 through holes in the present embodiment, and at this through hole tapping; The quantity of described through hole can be selected as required;
Second step: flat head screw is screwed into tapped through hole from the top down along fixture number block 4 upper surface to the direction of lower surface, and stop in the position of the upper surface certain depth of the distance from top fixture number block 4 of flat head screw, then fix with glue;
3rd step: one end fixture number block 4 being fixed on workholder 3; This application citing adopts glue to fix, and can fix in other embodiments with additive method;
4th step: be fixed in tank 2 by workholder 3 and fixture number block 4 entirety, uses ultrasound wave lossless detection instrument 1 to scan fixture number block 4; If the time that ultrasonic probe receives fixture number block 4 upper surface first reflection echo is t
0, the time that ultrasonic probe receives the first reflection echo of a certain flat head screw upper surface is t
1, the velocity of propagation of ultrasound wave in couplant is C, can calculate, and fixture number block 4 upper surface to the distance of ultrasonic probe is
this boss upper surface to the distance of ultrasonic probe is
the difference in height that therefore can obtain this flat head screw upper surface and fixture number block 4 upper surface is:
in like manner can obtain the range difference of the arbitrary flat head screw upper surface of fixture number block 4 and fixture number block 4 upper surface; The difference in height of flat head screw upper surface and fixture number block 4 upper surface is maximum is set to 35mm, is divided into 36 parts, is spaced apart 1mm, and difference in height corresponds to 0 ~ 9, A ~ Z totally 36 grades from 0 ~ 35mm; Difference in height is 0, and corresponding label is 0, and difference in height is 35mm, and corresponding label is Z; After the end of scan of fixture number block 4 all flat head screw upper surfaces, the numbered sequence of this fixture number block 4 correspondence can be obtained; Mate with workpiece information, if completely corresponding, then workholder 3 is selected correctly.
Embodiment 3:
The present embodiment provides a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses, and described recognition methods step comprises:
The first step: fixture number block 4 is set, as shown in Figure 3, holes drilled through in fixture number block 4, the present embodiment number of openings is 3, and at described through hole tapping, the quantity of described through hole can be selected as required;
Second step: flat head screw is screwed into tapped through hole from bottom to top along fixture number block 4 lower surface to the direction of upper surface, and stop in the position of the upper surface certain depth of the distance from top fixture number block 4 of flat head screw, then fix with glue;
3rd step: one end fixture number block 4 being fixed on workholder 3, this application citing adopts glue to fix, and can fix in other embodiments with additive method;
4th step: be fixed in tank 2 by workholder 3 and fixture number block 4 entirety, uses ultrasound wave lossless detection instrument 1 to scan fixture number block 4; If the time that ultrasonic probe receives fixture number block 4 upper surface first reflection echo is t
0, the time that ultrasonic probe receives the first reflection echo of a certain flat head screw upper surface is t
1, the velocity of propagation of ultrasound wave in couplant is C, can calculate, and fixture number block 4 upper surface to the distance of ultrasonic probe is
this boss upper surface to the distance of ultrasonic probe is
the difference in height that therefore can obtain this flat head screw upper surface and fixture number block 4 upper surface is:
in like manner can obtain the range difference of the arbitrary flat head screw upper surface of fixture number block 4 and fixture number block 4 upper surface; The difference in height of flat head screw upper surface and fixture number block 4 upper surface is maximum is set to 35mm, is divided into 36 parts, is spaced apart 1mm, and difference in height corresponds to 0 ~ 9, A ~ Z totally 36 grades from 0 ~ 35mm; Difference in height is 0, and corresponding label is 0, and difference in height is 35mm, and corresponding label is Z; After the end of scan of fixture number block 4 all flat head screw upper surfaces, the numbered sequence of this fixture number block 4 correspondence can be obtained; Mate with workpiece information, if completely corresponding, then workholder 3 is selected correctly.
Recognition methods of the present invention and device accurately can identify the numbering of fixture, and when making to scan, workpiece and fixture perfect cooperation, prevent the prescription of mistake in, also in order to exempt the danger of the collision that meets accident.
The foregoing is only section Example of the present invention, not do any restriction to technical scope of the present invention, all any amendments made within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1., based on a Ultrasonic Detection clamp types intelligent identification Method for screw bosses, it is characterized in that, described recognition methods comprises the steps:
Step one, all make the number block of screw bosses form in each workholder one end; Screw height in number block is different, and therefore screw upper surface is different from the difference in height of number block upper surface;
Step 2, before starting to carry out Non-Destructive Testing to workpiece, utilize ultrasound nondestructive testing instrument to scan number block at every turn;
Step 3, calculate the height difference of screw upper surface and number block upper surface according to mistiming of obtaining after scanning, and obtain numeral corresponding to screw or letter according to height difference, and then obtain the numbering of number block, and mate with workpiece information, if completely corresponding, then workholder is selected correct.
2. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as claimed in claim 1, it is characterized in that, in step one, described number block adopts the form of screw bosses, screw is flat head screw, and the flat head screw of different face height constitutes screw bosses.
3. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as claimed in claim 2, it is characterized in that, the number block of described screw bosses form, making step comprises:
1) holes drilled through in number block, and at through hole tapping;
2) flat head screw is screwed into tapped through hole from the top down along number block upper surface to the direction of lower surface, and stops in the position of the upper surface certain depth of the distance from top number block of flat head screw, then fix with glue;
3) number block made is fixed on one end of workholder.
4. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as claimed in claim 3, is characterized in that, step 2) in, described flat head screw and encoding block are fixed by glue.
5. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as claimed in claim 3, is characterized in that, step 3) in, described encoding block and workholder are fixed by glue.
6. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as described in any one of claim 1-5, it is characterized in that, in step 2, when scanning different flat head screw on described encoding block, the ultrasonic probe of described ultrasound nondestructive testing instrument is positioned at sustained height.
7. a kind of Ultrasonic Detection clamp types intelligent identification Method based on screw bosses as described in any one of claim 1-5, it is characterized in that, in step 3, because the height of flat head screw is different, flat head screw upper surface is different from the difference in height of number block upper surface, and the mistiming receiving the echo of flat head screw upper surface and number block upper surface is just different.
8. the Ultrasonic Detection clamp types intelligent identification device based on screw bosses for method described in above-mentioned any one claim, it is characterized in that, described device comprises: workholder, screw bosses formula number block, Ultrasonic Nondestructive instrument and tank, wherein: screw bosses formula number block surface is provided with multiple tapped through hole, and have corresponding flat head screw to be screwed into from the top of screw bosses formula number block or bottom, by one end fixed bonding of screw bosses formula number block and workholder, workholder after bonding and screw bosses formula number block entirety are fixed in the sink, Ultrasonic Nondestructive instrument is used for scanning screw bosses formula number block.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510161312.5A CN104777229B (en) | 2015-04-04 | 2015-04-04 | Ultrasound detection clamp types intelligent identification Method and device based on screw bosses |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510161312.5A CN104777229B (en) | 2015-04-04 | 2015-04-04 | Ultrasound detection clamp types intelligent identification Method and device based on screw bosses |
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| CN104777229B CN104777229B (en) | 2018-01-05 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057110A (en) * | 1990-06-04 | 1991-12-18 | 阿吉普公司 | Method and device with ultrasonic identification of materials and equipment |
| CN1818713A (en) * | 2006-03-16 | 2006-08-16 | 秦忠 | Ultrasonic positioning method of active long-range radio-frequency electronic label |
| CN1854760A (en) * | 2005-04-21 | 2006-11-01 | 三星电子株式会社 | Method, system, and medium for estimating location using ultrasonic waves |
| WO2013061212A1 (en) * | 2011-10-26 | 2013-05-02 | Koninklijke Philips Electronics N.V. | Smart tool holder for an optical shape-sensing fiber |
-
2015
- 2015-04-04 CN CN201510161312.5A patent/CN104777229B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057110A (en) * | 1990-06-04 | 1991-12-18 | 阿吉普公司 | Method and device with ultrasonic identification of materials and equipment |
| CN1854760A (en) * | 2005-04-21 | 2006-11-01 | 三星电子株式会社 | Method, system, and medium for estimating location using ultrasonic waves |
| CN1818713A (en) * | 2006-03-16 | 2006-08-16 | 秦忠 | Ultrasonic positioning method of active long-range radio-frequency electronic label |
| WO2013061212A1 (en) * | 2011-10-26 | 2013-05-02 | Koninklijke Philips Electronics N.V. | Smart tool holder for an optical shape-sensing fiber |
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