CN204944460U - A kind of accurate detection screws the device of state - Google Patents
A kind of accurate detection screws the device of state Download PDFInfo
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- CN204944460U CN204944460U CN201520377740.7U CN201520377740U CN204944460U CN 204944460 U CN204944460 U CN 204944460U CN 201520377740 U CN201520377740 U CN 201520377740U CN 204944460 U CN204944460 U CN 204944460U
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Abstract
The utility model discloses the device accurately detecting the state that screws, comprise screw position pick-up unit and processing module, the output terminal of screw position pick-up unit is connected to the input end of processing module; Screw position pick-up unit comprises testing needle, body position microswitch and screw position microswitch.The utility model is by utilizing two microswitches and testing needle, detect product body position and screw position simultaneously, make the detection of screw position more accurate, reduce screw position False Rate, the product assembly quality ensured while improve detection efficiency, and apparatus structure is simple, implementation cost is low, has good economic and social benefit.The utility model can be widely used in various screw position detection system.
Description
Technical field
The utility model relates to automatic test field, particularly relates to a kind of Aulomatizeted Detect and to screw device.
Background technology
Present plant is produced in enormous quantities in product, and some product nail that still requires to screw is used for fixing.In production line, employee uses electric screw device to screw for a long time, can because the same action of repeatable operation produces tired, the factors such as burnout, may no marking wherein certain screw, this is be difficult to find in the sampling observation of quality, makes the use of product there is potential safety hazard.
In order to prevent the generation of this accident, need the screw hole position of each product on a kind of system energy automatic detection production line, and screw from not being marked nail can be told or do not get to the difference of position, automatic logging test results.
In prior art, although screw, whether pick-up unit can detect screw and put in place, but because it only utilizes single probe to detect screw position, lack the detection to Total Product position and assurance, can not well detect screw physical location, erroneous judgement is easily occurred to the judgement of the concrete state of screw, affects product quality.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide and a kind ofly accurately can detects the condition checkout gear that screws whether screw gets to position.
The technical scheme that the utility model adopts is:
Accurate detection screws the device of state, and comprise screw position pick-up unit and processing module, the output terminal of described screw position pick-up unit is connected to the input end of processing module; Described screw position pick-up unit comprises testing needle, body position microswitch and screw position microswitch, whether described body position microswitch presses down put in place for responding to product main body, whether described screw position microswitch is used for being put in place by testing needle detection screw position, and the output terminal of described body position microswitch and screw position microswitch is all connected to the input end of processing module.
Preferably, described screw position pick-up unit also comprises first substrate and second substrate, described second substrate is placed on scalable with first substrate on first substrate connection, whether described theme position microswitch is put in place by the pressed status induction product theme of detection second substrate, described second substrate is provided with the locating piece for locating product to be measured, described first substrate and second substrate are provided with through hole, described testing needle passes the through hole of first substrate and second substrate, and the below of described testing needle is provided with the limited post for limiting the testing needle distance of swimming.
Preferably, described second substrate is placed on first substrate and is connected by spring with first substrate, flexible by pneumatic means control spring of described first substrate and second substrate, make second substrate to first substrate close or away from.
Preferably, described processing module is PLC processor.
Preferably, the device that described Aulomatizeted Detect screws also comprises test PC and the scanner for scanning Product labelling, described test PC is connected between scanner and PLC processor, for obtaining the data of scanner and PLC processor collection, described test PC is connected with PLC processor by Serial Port Line.
Preferably, the device that described Aulomatizeted Detect screws also comprises the responding device being used to indicate screw position, and described responding device is connected with PLC processor, and described responding device is pilot lamp and/or hummer.
The beneficial effects of the utility model are:
A kind of accurate detection of the utility model screws the device of state by arranging two microswitches and testing needle, detect product body position and screw position simultaneously, make the detection of screw position more accurate, reduce screw position False Rate, the product assembly quality ensured while improve detection efficiency, and apparatus structure is simple, implementation cost is low, has good economic and social benefit.
The utility model can be widely used in various screw position detection system.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
Fig. 1 is the structural representation that the utility model accurately detects a kind of embodiment of device of the state of screwing.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As shown in Figure 1, a kind of accurate detection screws the device of state, and comprise screw position pick-up unit and processing module, the output terminal of described screw position pick-up unit is connected to the input end of processing module; Described screw position pick-up unit comprises testing needle, body position microswitch and screw position microswitch, whether described body position microswitch presses down put in place for responding to product main body, whether described screw position microswitch is used for being put in place by testing needle detection screw position, and the output terminal of described body position microswitch and screw position microswitch is all connected to the input end of processing module.Preferably, described screw position pick-up unit also comprises first substrate and second substrate, described second substrate is placed on scalable with first substrate on first substrate connection, whether described theme position microswitch is put in place by the pressed status induction product theme of detection second substrate, described second substrate is provided with the locating piece for locating product to be measured, described first substrate and second substrate are provided with through hole, described testing needle passes the through hole of first substrate and second substrate, and the below of described testing needle is provided with the limited post for limiting the testing needle distance of swimming.Preferably, described second substrate is placed on first substrate and is connected by spring with first substrate, flexible by pneumatic means control spring of described first substrate and second substrate, make second substrate to first substrate close or away from.Preferably, described processing module is PLC processor.Preferably, the device that described Aulomatizeted Detect screws also comprises test PC and the scanner for scanning Product labelling, described test PC is connected between scanner and PLC processor, for obtaining the data of scanner and PLC processor collection, described test PC is connected with PLC processor by Serial Port Line.Preferably, the device that described Aulomatizeted Detect screws also comprises the responding device being used to indicate screw position, and described responding device is connected with PLC processor, and described responding device is pilot lamp and/or hummer.
In this embodiment, the testing software that test PC runs connects PLC(programmablelogiccontroller by Serial Port Line, programmable logic controller (PLC)) processor.Scanner is by USB(universalserialbus) line be connected to test PC.Automatic test running software, on test PC, reads the signal of PLC processor and calculates the corresponding test result of display.PLC processor is used for the state of monitoring 2 microswitches (body position microswitch and screw position microswitch) as 2 circuit-switched data Gather and input ends, and this physical mechanical signal is converted to digital signal, fixing input road is taked to be converted to the fixing digital signal exporting road, the final combination of numbers of automatic fixed Combination, testing software reads PLC processor and combines accordingly as test result, testing software does fault-tolerant processing, only read the expectation three kinds combination (11 in PLC processor, 01 and 10), and automatically do corresponding judgement, upload to upper platform system at testing software interface Output rusults.Body position microswitch is connected with closed circuit of connecting in the apparatus with screw position microswitch.
In this embodiment, apparatus structure comprises scanner, testing needle, limited post, positioning fixture, signal lamp and hummer etc., scanner is used for scanning the SN label above product, for test procedure provides the digital label distinguishing each product to be tested, and as writing the keyword record of upper platform system, testing needle and limited post are used for detection screw state, and pilot lamp and hummer use copper core fine rule to be connected to PLC processor, coordinate test result PASS/FAIL visual cues to the final test result of operator.
In this embodiment, described test PC is a computing machine.
Apparently, in this embodiment, PLC processor 2 data Gather and input ends can detect the state of a screw, if product has multiple screw, the multichannel data input and output interface of PLC processor can be utilized to gather multichannel screw position data.
Product to be measured is put into according to the fixture of fixed block, scans the SN labeling on product to be measured, and startup air pressure or other modes press down product to be measured.There are 3 kinds of situations each screw hole position, states respectively below:
1. screw hole has been played screw and has been locked into position, testing needle presses down, root is just fitted limited post, screw position microswitch can be triggered, Total Product to be measured presses down and can start body position microswitch, it be exactly 11(body position status signal is yes that the signal of 2 groups of microswitches that PLC processor collects is converted to digital signal combination, screw position status signal is yes), pilot lamp can be bright, hummer can ring, testing software gets 11 combinations by PLC processor, sentences PASS display and result is uploaded to upper platform system.
2. screw hole does not screw, and testing needle can pass screw hole, can not press down, cannot start screw position microswitch; Product to be measured can press down, start body position microswitch, the signal combination that PLC processor collects is 10(body position status signal is yes, screw position status signal is no), pilot lamp does not work, hummer is sound not, and test PC gets 10 combinations by PLC processor, sentences FAIL display and result is uploaded to upper platform system.
3. screw hole screws but does not lock and gets to position, testing needle presses down to trigger and starts screw position microswitch, but testing needle can push up limited post, product to be measured cannot press down and put in place, body position microswitch cannot start, it be exactly 01(body position status signal is no that 2 signals that PLC collects are converted to digital signal combination, screw position status signal is yes), pilot lamp does not work, hummer is sound not, testing software gets the signal of 01 combination by PLC, sentences FAIL display and result is uploaded to upper platform system.
The utility model specific works step is as follows:
(1) product to be measured is put into the fixture that fixed block makes, be convenient to the coordinate of testing needle accurate detection screw hole position.
(2) click start test, scan to be measured on SN labeling, software starts to perform test.
(3) press down product to be measured, allow testing needle and microswitch obtain actual physics signal.
(4) device that PLC processor is connected according to 2 groups of microswitches combines physical signalling, control OK lamp and hummer, and changes position digital signal, this digital combined signal of testing software identification.
(5) automated software calculates and measures test result and show and upload upper platform system.
The utility model is by utilizing two microswitches and testing needle, detect product body position and screw position simultaneously, make the detection of screw position more accurate, reduce screw position False Rate, the product assembly quality ensured while improve detection efficiency, and apparatus structure is simple, implementation cost is low, has good economic and social benefit.
The utility model can be widely used in various screw position detection system.
More than that better enforcement of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (6)
1. accurately detect a device for the state that screws, it is characterized in that: comprise screw position pick-up unit and processing module, the output terminal of described screw position pick-up unit is connected to the input end of processing module; Described screw position pick-up unit comprises testing needle, body position microswitch and screw position microswitch, whether described body position microswitch presses down put in place for responding to product main body, whether described screw position microswitch is used for being put in place by testing needle detection screw position, and the output terminal of described body position microswitch and screw position microswitch is all connected to the input end of processing module.
2. a kind of accurate detection according to claim 1 screws the device of state, it is characterized in that: described screw position pick-up unit also comprises first substrate and second substrate, described second substrate is placed on scalable with first substrate on first substrate connection, whether described theme position microswitch is put in place by the pressed status induction product theme of detection second substrate, described second substrate is provided with the locating piece for locating product to be measured, described first substrate and second substrate are provided with through hole, described testing needle passes the through hole of first substrate and second substrate, the below of described testing needle is provided with the limited post for limiting the testing needle distance of swimming.
3. a kind of accurate detection according to claim 2 screws the device of state, it is characterized in that: described second substrate is placed on first substrate and is connected by spring with first substrate, flexible by pneumatic means control spring of described first substrate and second substrate, make second substrate to first substrate close or away from.
4. a kind of accurate detection according to any one of claims 1 to 3 screws the device of state, it is characterized in that: described processing module is PLC processor.
5. a kind of accurate detection according to claim 4 screws the device of state, it is characterized in that: the device that described Aulomatizeted Detect screws also comprises test PC and the scanner for scanning Product labelling, described test PC is connected between scanner and PLC processor, for obtaining the data of scanner and PLC processor collection, described test PC is connected with PLC processor by Serial Port Line.
6. a kind of accurate detection according to claim 4 or 5 screws the device of state, it is characterized in that: the device that described Aulomatizeted Detect screws also comprises the responding device being used to indicate screw position, described responding device is connected with PLC processor, and described responding device is pilot lamp and/or hummer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377740.7U CN204944460U (en) | 2015-06-03 | 2015-06-03 | A kind of accurate detection screws the device of state |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520377740.7U CN204944460U (en) | 2015-06-03 | 2015-06-03 | A kind of accurate detection screws the device of state |
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| CN204944460U true CN204944460U (en) | 2016-01-06 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300330A (en) * | 2015-06-03 | 2016-02-03 | 深圳市共进电子股份有限公司 | Device for accurately detecting screw state and method |
| CN106405674A (en) * | 2016-07-26 | 2017-02-15 | 河南凯邦电机有限公司 | Detection tool of motor bolt |
| CN106802581A (en) * | 2016-12-30 | 2017-06-06 | 天津思博科科技发展有限公司 | The device of screw state is beaten using internet of things sensors monitoring bolting machine |
| CN108318934A (en) * | 2018-01-30 | 2018-07-24 | 创意塑胶工业（苏州）有限公司 | Nut detection method |
| CN113671592A (en) * | 2021-07-22 | 2021-11-19 | 北京无线电测量研究所 | Inspection tool equipment |
-
2015
- 2015-06-03 CN CN201520377740.7U patent/CN204944460U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300330A (en) * | 2015-06-03 | 2016-02-03 | 深圳市共进电子股份有限公司 | Device for accurately detecting screw state and method |
| CN106405674A (en) * | 2016-07-26 | 2017-02-15 | 河南凯邦电机有限公司 | Detection tool of motor bolt |
| CN106802581A (en) * | 2016-12-30 | 2017-06-06 | 天津思博科科技发展有限公司 | The device of screw state is beaten using internet of things sensors monitoring bolting machine |
| CN108318934A (en) * | 2018-01-30 | 2018-07-24 | 创意塑胶工业（苏州）有限公司 | Nut detection method |
| CN113671592A (en) * | 2021-07-22 | 2021-11-19 | 北京无线电测量研究所 | Inspection tool equipment |
| CN113671592B (en) * | 2021-07-22 | 2023-10-20 | 北京无线电测量研究所 | Inspection tool equipment |
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