CN101750005A - A kind of detection system of automatic flexible checking tool based on contact measuring head - Google Patents
A kind of detection system of automatic flexible checking tool based on contact measuring head Download PDFInfo
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- CN101750005A CN101750005A CN200810184973A CN200810184973A CN101750005A CN 101750005 A CN101750005 A CN 101750005A CN 200810184973 A CN200810184973 A CN 200810184973A CN 200810184973 A CN200810184973 A CN 200810184973A CN 101750005 A CN101750005 A CN 101750005A
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Abstract
The present invention discloses a kind of detection system of automatic flexible checking tool based on contact measuring head, comprises adjustable frock, measuring head base, contact measuring head, controller, software and main control computer.It is characterized in that: system adopts adjustable flexible frock fixation workpiece, adopts band communication port contact measuring head to measure the relative size error.Gauge head be installed in can the measuring head base of free adjustment gauge head attitude on.By controller, one or more gauge heads are connected with main control computer, and the collection and the processing of main control computer control survey data realize the automatic detection of workpiece error.System software possesses adds up and provides the statistical Process Control information needed to measurement data, and the adaptive calibration of the system of realization.Characteristics such as the present invention possesses that adjustability is good, cost is low, precision is high, speed is fast, full-automatic, measures of quantization are effective replacement schemes of present artificial visually examine's mechanical type cubing, also are the splendid online detection schemes of engineering goods scale error.
Description
(1) technical field
In inventor's disclosed " a kind of flexible checking implement detection method of engineering goods scale error " (patent of invention: 200410018100.3) on the basis, the present invention discloses a kind of detection system of automatic flexible checking tool based on contact measuring head, and the quick quantification that is used for the engineering goods scale error detects.
(2) background technology
Cubing is one of the most frequently used scale error examining workpieces of present mechanical manufacturing field.At present, used cubing substantially all is artificial visually examine's formula machinery cubing on the market.In the cubing performance history, people need design and process the profile that is complementary with workpiece, unique point, pilot hole etc. especially according to the external form of workpiece, and whole process is equivalent to make a rigidity model consistent with the workpiece profile.Usually, between measured workpiece and cubing detection profile, leave a fixed interval (FI), such as 3 millimeters.During use, by the size of operator with the clearance gauge measurement clearance, range estimation clearance gauge reading is determined the scale error between workpiece and the cubing profile (theoretical value or nominal value).This detection mode has determined the correspondence one by one between conventional dedicated cubing and the product, and promptly a kind of cubing of product can only be exclusively used in this kind product and can not be as the error measure of another kind of product, and measuring speed also is subjected to manually-operated restriction greatly.In addition, traditional cubing can only be carried out detection by quantitative qualitative or that precision is very low to the error of product, can't provide high precision quantitative error information.In order to guarantee the error measure precision of product molding surface size, higher for the requirement on machining accuracy of cubing profile, design is also complicated, causes testing cost to rise, and generally speaking, the cubing cost will account for more than 50 percent of identical product die cost.
In inventor's disclosed " a kind of flexible checking implement detection method of engineering goods scale error " (patent of invention: 200410018100.3), described a kind of flexible checking implement detection method based on flexible adjustable frock, contactless gauge head, Three Dimensional Design Model.But,, be unfavorable in medium-sized and small enterprises, promoting the use of because contactless gauge head ordinary disbursements is higher.In the implementation process of flexible checking implement, need the automatic cubing embodiment that a kind of cost is low, use is convenient.
(3) summary of the invention
Disclosed by the invention is " a kind of detection system of automatic flexible checking tool based on contact measuring head ", based on the disclosed flexible checking implement detection method of inventor principle, adopt and be with the communication port contact measuring head cheaply, select the high strength industrial section bar for use, the threaded hole array, the multi-joint hinge, any one or its mixed structure of with locking mechanism hydraulically extensible bar is made adjustable frock, realize by controller that one-to-many promptly adjusts slightly once the cover flexible checking implement and can finish automatic to different workpieces, fast, detection by quantitative, significantly reduce the use amount of traditional artificial visually examine's cubing, improve detection efficiency, and can carry out 100% to product and detect or on-line measurement, reduce or eliminate waste product.In order to realize this purpose, the present invention has taked following technical scheme:
A kind of detection system of automatic flexible checking tool of the present invention based on contact measuring head, comprise adjustable frock, measuring head base, band communication port contact measuring head, controller, software and main control computer, it is characterized in that: system adopts adjustable flexible frock fixation workpiece, adopts band communication port contact measuring head measuring relative errors.Gauge head be installed in can the measuring head base of free adjustment gauge head setting angle on, by controller, one or more gauge heads are connected with main control computer, by the collection and the processing of main control computer and software control measurement data, realize the automatic detection of workpiece error.
Adjustable frock can be any one or a multiple mixed structure of the hydraulically extensible bar of industry profile, threaded hole array, multi-joint hinge, with locking mechanism.By adjusting tool structure, can be easy to a flexible checking implement is used for the measurement of different workpieces.Especially the different model of identical product adopts flexible frock can save cubing process time and cubing material use amount greatly, reduces the wasting of resources.
Measuring head base is the custom-designed multi-joint mechanism that possesses ball rod.Be processed to form a spherical cavity in the middle of the hard material of two separation such as the industrial aluminium alloy, with tie down screw with the fixing attitude of ball rod of this two block of material grasping firmly dead ball head; When unclamping screw rod, ball rod can freely rotate attitude.There is screw thread the other end of ball rod, and the threaded end of ball rod is screwed into the threaded hole of the tight otch with lock of gauge head fixed block, and the locking otch is tightened fixedly gauge head fixed block with screw rod.The other end of gauge head fixed block is a tight otch through hole with lock, and this through hole and gauge head mounting rod cooperate, and tightens fixedly gauge head of locking otch screw.With lock tight otch between ball rod and the gauge head mounting blocks is threaded simultaneously can be as the upper-lower position fine setting of gauge head.That this measuring head base scheme possesses is simple in structure, conveniently install, processing easily, adjust easily, characteristics such as solid and reliable, be fit to very much the fixing of contact measuring head and install and adjust.
Contact measuring head is ripe capacitance-grid type or inductive displacement transducer, also can be " band damping pulsed is initiatively measured linear displacement transducer " (inventor's patent applied for).Not only cost is more much lower than non-contacting sensor to adopt this class touch sensor, and technology maturation, reliable.In the scheme disclosed by the invention, used contact measuring head possesses can be at the communication port of reliably working under the industrial environment, and this communication port is connected with peripheral control unit or computing machine, uploads measurement data for further handling.
The main effect of controller is to realize and the contact measuring head communication.The control sensor by the mode mode of finishing the work of appointment set, measurement data acquisition etc., realize of the management of a controller simultaneously, comprise the setting of gauge head working method, measurement data acquisition, pre-service, show or be uploaded to upper control computer etc. a plurality of gauge head data.Except that one or more gauge heads were controlled and managed, controller also comprised the outer triggering signal monitoring and the processing of (as " measure beginning " etc.).
Software and main control computer provide system's human-computer interaction function, finish system's setting, detection in real time, data base querying and demonstration, statistics inquiry etc. for the user.Among the present invention, interface software has adopted the system software interface of browser Network Based, and database is in measurement controlling computer.Control computer also is the measured database server simultaneously, and the user can be by network remote monitoring or inquiry testing result.
The demarcation of contact flexible checking implement disclosed by the invention can have two kinds of diverse ways: (1) adopts the three-dimensional coordinates measurement system that frock and gauge head are demarcated, adjusted to point position, workpiece support point of fixity and gauge head initial value; (2) by after qualified master body is fixed on adjustable frock assigned address, the initial value that system is provided with each gauge head is automatically finished system and is demarcated automatically.During measurement, system's reading is the poor of workpiece measuring point place's actual value and this gauge head initial value, and promptly surveying workpiece is error in the deviation of this point and theoretical value.Because system possesses (2) described automatic capacity rating, by gathering the workpiece sample of some, the system software statistical computation can draw theoretical value, and then adjusts the gauge head initial value automatically, finishes the self-adaptation adjustment (or self study) of system.Like this, system can finish the oneself by this self-adaptation and adjust minimizing system maintenance cost during the frock distortion.
Outstanding advantage of the present invention comprises:
Because the present invention adopts band communication port tangent displacement sensor (as digital display capacitive displacement transducer or similar sensor etc.) as gauge head, possess technology maturation, advantages such as easy, easy to maintenance are installed.Compare with traditional artificial visually examine's mechanical type cubing, not only can realize full-automatic, quick, measures of quantization, can carry out on-line measurement to 100% product in the production run to reduce or eliminate waste product; Can realize that also one-to-many measures (flexible checking implement adjusts slightly and can measure different workpieces), significantly reduce cubing material and storage space, save exploitation and manufacturing cost, shortening delivery period.Because cost is low, benefit is obvious, effects of energy saving and emission reduction is remarkable, can significantly promote the use of.
(4) description of drawings
Fig. 1 is embodiment one general illustration
Fig. 2 is the measuring head base synoptic diagram
Fig. 3 is embodiment two synoptic diagram
Fig. 4 is embodiment three synoptic diagram
The figure number sign:
1 measured workpiece, 2 adjustable frocks
3 measuring head bases, 4 controllers
5 band communication port contact measuring heads, 6 controllers are to the main control computer cable
7 main control computers
31 ball rod bulb clamps (two up and down), 32 ball rod bulb clamping screws
33 ball rods, 34 gauge head fixed block clamping screws
35 gauge head fixed blocks, 36 tight otch through holes with lock (fixedly gauge head is used)
37 ball rod bulbs (section), 38 band communication port contact measuring heads (section)
39 tight otch threaded holes with lock (section)
(5) embodiment
Flexible checking implement scheme disclosed by the invention is mainly by adjustable frock, measuring head base, band communication port contact measuring head, controller, software and main control computer.Its middle controller can merge or separate with main control computer according to the system complex degree.
Embodiment one: typical many gauge heads system (accompanying drawing 1)
Typically the automatic flexible checking tool system based on contact measuring head generally includes a plurality of band communication port contact measuring heads, measured workpiece 1 is fixed on the adjustable frock 2, band communication port contact measuring head 5 is installed on the measuring head base 3 that can freely adjust the gauge head attitude, measuring head base is fixed on the adjustable frock by being threaded, the gauge head communication port is connected to controller 4 input ports by special-purpose communication cable, controller manages and finishes measurement data acquisition according to program to each gauge head and outer triggering signal, measurement data via controller delivery outlet is uploaded to main control computer 7 by stube cable 6 and is stored in the specified database, finishes statistics to the data database data by main control computer according to user program, handle, show, inquiry, alarm etc.Main control computer simultaneously Management Controller, and by controller management gauge head and outer triggering signal.
Embodiment two: no controller system
When system had only one or a few gauge head, controller function can be integrated in the main control computer, forms no controller system.Single gauge head system fairly simple usually as shown in Figure 3, comprises measuring head base 3, gauge head 5, stube cable 6 and main control computer 7.
Embodiment three: no host computer system
In embodiment two, the major function of main control computer also can be integrated in the controller that expands a little, such as: keyboard input module, when display module is integrated into controller, system promptly becomes the dereliction control computer system.Except that complex calculation and big data base administration, nearly all main control computer function all can be finished in controller.A typical no host computer system Presentation Function can carry liquid crystal display by controller and finish, and as shown in Figure 4, comprises measuring head base 3, gauge head 5, stube cable 6, and band shows and the enhanced controller 4 of key-press module.
Claims (9)
1. detection system of automatic flexible checking tool based on contact measuring head, comprise adjustable frock, measuring head base, band communication port contact measuring head, controller, software and main control computer, it is characterized in that: system adopts adjustable flexible frock fixation workpiece, adopts band communication port contact measuring head measuring relative errors.Gauge head is installed in and can installs on the measuring head base of attitude by the free adjustment gauge head, and by controller, one or more gauge heads are connected with main control computer, by the collection and the processing of main control computer and software control measurement data, realizes the automatic detection of workpiece error.
2. any detection system of automatic flexible checking tool based on contact measuring head according to claim 1 is characterized in that: described contact measuring head is the linear displacement transducer based on appearance grid or inductance.
3. according to the described any detection system of automatic flexible checking tool based on contact measuring head of claim 1～2, it is characterized in that: described measuring head base adopts the ball rod structure, can freely adjust gauge head attitude is installed, and can finely tune the measuring staff axial location.
4. according to the described any detection system of automatic flexible checking tool based on contact measuring head of claim 1～3, it is characterized in that: adjustable frock can be any one or a multiple mixed structure of industry profile, threaded hole array, multi-joint hinge, with locking mechanism hydraulically extensible bar.
5. according to the described any detection system of automatic flexible checking tool based on contact measuring head of claim 1～4, it is characterized in that: controller function all is integrated in the main control computer, finishes collection, processing, demonstration etc. by main control computer and software.
6. according to the described any detection system of automatic flexible checking tool of claim 1～4 based on contact measuring head, it is characterized in that: main control computer and software major function are integrated in the controller, finished collection, are handled and by carrying the LCD assembly video data by controller and embedded software.
7. according to the described any detection system of automatic flexible checking tool of claim 1～6 based on contact measuring head, it is characterized in that: system can add up the error information of gathering, obtain statisticss such as maximal value, minimum value, mean value, mean square deviation, overproof sample size and ratio, and provide the manufacture process control information needed by statistical method.
8. according to the described any detection system of automatic flexible checking tool based on contact measuring head of claim 1～7, it is characterized in that: system can manage, operate, inquire about, handle by web browser.
9. according to the described any detection system of automatic flexible checking tool of claim 1～8 based on contact measuring head, it is characterized in that: controller or main control computer can receive trigger pip manually or automatically to begin measuring period, can provide warning to wait the output of executive component electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200810184973A CN101750005A (en) | 2008-12-19 | 2008-12-19 | A kind of detection system of automatic flexible checking tool based on contact measuring head |
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| CN200810184973A CN101750005A (en) | 2008-12-19 | 2008-12-19 | A kind of detection system of automatic flexible checking tool based on contact measuring head |
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| CN101750005A true CN101750005A (en) | 2010-06-23 |
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| CN200810184973A Pending CN101750005A (en) | 2008-12-19 | 2008-12-19 | A kind of detection system of automatic flexible checking tool based on contact measuring head |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589492A (en) * | 2012-01-16 | 2012-07-18 | 华南理工大学 | Large curved surface flexibility detection device |
| CN102853792A (en) * | 2012-09-21 | 2013-01-02 | 芜湖通和汽车管路系统有限公司 | Flexible detection device for detecting pipe fittings |
| CN102865846A (en) * | 2012-09-27 | 2013-01-09 | 宁波敏实汽车零部件技术研发有限公司 | Fixture and method for detecting size of automobile door frame |
| CN107514956A (en) * | 2017-09-20 | 2017-12-26 | 长江师范学院 | Automobile chassis cladding special-shaped sheet metal component detection means and detection method |
| CN107560575A (en) * | 2017-10-27 | 2018-01-09 | 中车广东轨道交通车辆有限公司 | A kind of EMUs shutter detection means |
| CN109059822A (en) * | 2018-09-05 | 2018-12-21 | 江苏润模汽车检测装备有限公司 | A kind of the automobile tail gate sealing ring matching face detection device and method of reality Work condition analogue |
| CN109238118A (en) * | 2018-11-06 | 2019-01-18 | 桂林电子科技大学 | A kind of detection system and method detecting glass assembling capacity |
| CN111649773A (en) * | 2020-06-22 | 2020-09-11 | 温州市唐豪网络科技有限公司 | Device for automatically debugging measuring head |
| CN114659446A (en) * | 2022-03-07 | 2022-06-24 | 西安工业大学 | Contact type measuring instrument for efficiently measuring shape and position errors of plane inner hole group |
| CN116242290A (en) * | 2023-05-11 | 2023-06-09 | 南京泰普森自动化设备有限公司 | Dimension measuring equipment |
-
2008
- 2008-12-19 CN CN200810184973A patent/CN101750005A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102589492B (en) * | 2012-01-16 | 2015-10-28 | 华南理工大学 | A kind of large-scale curved flexible detection device |
| CN102589492A (en) * | 2012-01-16 | 2012-07-18 | 华南理工大学 | Large curved surface flexibility detection device |
| CN102853792A (en) * | 2012-09-21 | 2013-01-02 | 芜湖通和汽车管路系统有限公司 | Flexible detection device for detecting pipe fittings |
| CN102865846A (en) * | 2012-09-27 | 2013-01-09 | 宁波敏实汽车零部件技术研发有限公司 | Fixture and method for detecting size of automobile door frame |
| CN102865846B (en) * | 2012-09-27 | 2016-06-29 | 宁波敏实汽车零部件技术研发有限公司 | A kind of detection method of automobile door frame size |
| CN107514956A (en) * | 2017-09-20 | 2017-12-26 | 长江师范学院 | Automobile chassis cladding special-shaped sheet metal component detection means and detection method |
| CN107514956B (en) * | 2017-09-20 | 2020-05-19 | 长江师范学院 | Detection device and detection method for special-shaped sheet metal part for cladding automobile chassis |
| CN107560575A (en) * | 2017-10-27 | 2018-01-09 | 中车广东轨道交通车辆有限公司 | A kind of EMUs shutter detection means |
| CN107560575B (en) * | 2017-10-27 | 2024-05-17 | 中车广东轨道交通车辆有限公司 | Motor train unit opening and closing cover detection device |
| CN109059822B (en) * | 2018-09-05 | 2024-03-19 | 江苏润模汽车检测装备有限公司 | Real-condition simulation automobile tail door sealing ring matching surface detection device and method |
| CN109059822A (en) * | 2018-09-05 | 2018-12-21 | 江苏润模汽车检测装备有限公司 | A kind of the automobile tail gate sealing ring matching face detection device and method of reality Work condition analogue |
| CN109238118A (en) * | 2018-11-06 | 2019-01-18 | 桂林电子科技大学 | A kind of detection system and method detecting glass assembling capacity |
| CN109238118B (en) * | 2018-11-06 | 2024-02-27 | 桂林电子科技大学 | Detection system and method for detecting glass assemblability |
| CN111649773B (en) * | 2020-06-22 | 2021-04-30 | 浙江百耐汽车零部件有限公司 | Device for automatically debugging measuring head |
| CN111649773A (en) * | 2020-06-22 | 2020-09-11 | 温州市唐豪网络科技有限公司 | Device for automatically debugging measuring head |
| CN114659446A (en) * | 2022-03-07 | 2022-06-24 | 西安工业大学 | Contact type measuring instrument for efficiently measuring shape and position errors of plane inner hole group |
| CN114659446B (en) * | 2022-03-07 | 2024-01-26 | 西安工业大学 | Contact type measuring instrument for efficiently measuring shape and position errors of plane inner hole group |
| CN116242290A (en) * | 2023-05-11 | 2023-06-09 | 南京泰普森自动化设备有限公司 | Dimension measuring equipment |
| CN116242290B (en) * | 2023-05-11 | 2023-08-11 | 南京泰普森自动化设备有限公司 | Dimension measuring equipment |
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Open date: 20100623 |