CN103868849B - A kind of scraping experiment device for refrigerator refrigeration system - Google Patents
A kind of scraping experiment device for refrigerator refrigeration system Download PDFInfo
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- CN103868849B CN103868849B CN201410125682.9A CN201410125682A CN103868849B CN 103868849 B CN103868849 B CN 103868849B CN 201410125682 A CN201410125682 A CN 201410125682A CN 103868849 B CN103868849 B CN 103868849B
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Abstract
The present invention relates to a kind of scraping experiment device for refrigerator refrigeration system, fixed seat, module, cut assembly installing plate, module installing plate, sliding unit fixture, sliding unit, sliding mats, compression spring, LOAD CELLS, pouring weight sliver, column, support platform, scalable lower margin including connecting plate, drag chain mobile terminal, measure thing pressing plate, T-slot plate and PLC numerical control system.This device, by automatically controlling, can reach the technical specification of standard-required, improves measuring accuracy, and can monitor tested value in real time, thus analyzes systematic test result, the especially test result of Critical Standard limit value accurately.
Description
Technical field
The present invention relates to the detection test field of refrigerator refrigeration system, particularly relate to a kind of scraping experiment device for refrigerator refrigeration system.
Background technology
At present, when according to standard refrigerator refrigeration system easily touched the parts such as refrigeration pipe carry out scraping experiment time, need to apply power at measured surface different directions, and can only take manually to apply pressure from different directions in conventional process of the test, process of the test is tight not, causes data inaccuracy or inaccurate.
Summary of the invention
For the deficiencies in the prior art, the purpose of the present invention is that a kind of scraping experiment device for refrigerator refrigeration system of offer, by automatically controlling, the technical specification of standard-required can be reached, improve measuring accuracy, and tested value can be monitored in real time, thus systematic test result, the especially test result of Critical Standard limit value are analyzed accurately.
To achieve these goals, the technical solution used in the present invention is such that a kind of scraping experiment device for refrigerator refrigeration system, fixing seat, module, cut assembly installing plate, module installing plate, sliding unit fixture, sliding unit, sliding mats, compression spring, force transducer, pouring weight sliver, column, support platform, scalable lower margin including connecting plate, drag chain mobile terminal, measure thing pressing plate, T-slot plate, standing screw, nut and PLC numerical control system, described connecting plate is fixed seat with module by drag chain mobile terminal and is connected；Described cut assembly installing plate and the module laminating being fixed on sliding unit by sliding unit fixture；The described compression spring being enclosed within guide rod is connected to sliding unit, and centre is provided with sliding mats；Described force transducer is located between compression spring and the pouring weight sliver being connected to sliding unit；Described module is fixedly connected on column by module installing plate, and this column is connected with supporting platform；Described support platform is provided with the T-slot plate being mounted with to measure thing pressing plate, and is provided with scalable lower margin；Described pressure measurement thing pressing plate is provided with standing screw and nut；Also include PLC numerical control system, described PLC numerical control system includes display, PLC system, driver, motor, module, described PLC system is made up of PLC circuit, Analog input mModule, and be connected with display, force transducer, driver, described driver is connected with motor, and the signal be given by PLC system is made motor operate and controls to be connected to the module motion of motor；Described force transducer gathers force value, and transmits the analog quantity collected to the most described PLC system；Described display shows for setting and the monitoring of parameter.The superimposed modes such as described force value is counterweight, scriber, compression spring, sensor provide.
As a kind of preferred version, described driver includes that servo-driver, step actuator, described motor include that servomotor, motor, described servo-driver are connected to servomotor, and step actuator is connected to motor；Described module includes that X-axis module, Y-axis module, Z axis module, X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with motor.This device can be with catenary motion, transverse movement, horizontal movement, and described catenary motion mechanism drives module to realize vertical lifting process by motor, by the vertical force value of force transducer Real-time Feedback, and controls operation and the stopping of motor；Described transverse motion mechanism drives module to realize transverse shifting process by motor, the location in test；Described horicontal motion mechanism drives module to carry tested exemplar platform by servomotor and runs, and is monitored in real time by force transducer and realize horizontal direction pulling force less than the proper testing process under standard-required restrictive condition with the closed loop control fed back.
As a kind of preferred version, described display is touch screen.
Compared with prior art, beneficial effects of the present invention:
1.
Can be set for speed, pressure/pulling force limit value by touch screen；
2.
After have employed PLC numerical control system, solve detecting system movement velocity and control unstable problem, make system can work reliably in various normal use environment, improve the motion control accuracy of complete machine；
3.
By X, Y, Z tri-axle servomotor, the action of motor, it is achieved the order of unidirectional scraping action completes, and improves controllable property and the automaticity of process of the test；
4.
Sensor is used to control feedback system, the change of force value in real-time monitoring system test process, according to the sampling period set, in real time force value storing in display test process；
5. final result of the test can be carried out data analysis, thus provide foundation for improving the design rationality of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A portion structure for amplifying schematic diagram of the present invention；
Fig. 3 is the hardware composition frame chart of the present invention；
Fig. 4 is the self-inspection flow chart of the present invention；
Fig. 5 is the scraping experiment flow figure of the present invention；
Description of reference numerals: connecting plate 1, drag chain mobile terminal are fixed seat 2, module 3, cut assembly installing plate 4, module installing plate 5, sliding unit fixture 6, sliding unit 7, sliding mats 8, compression spring 9, force transducer 10, pouring weight sliver 11, column 12, supported platform 13, scalable lower margin 14, measurement thing pressing plate 15, T-slot plate 16, standing screw 17, nut 18.
Detailed description of the invention
With specific embodiment, the present invention is further described below in conjunction with the accompanying drawings.
Embodiment: as shown in Figure 1, Figure 2, Figure 3 shows, a kind of scraping experiment device for refrigerator refrigeration system, fixing seat 2, module 3, cut assembly installing plate 4, module installing plate 5, sliding unit fixture 6, sliding unit 7, sliding mats 8, compression spring 9, force transducer 10, pouring weight sliver 11, column 12 including connecting plate 1, drag chain mobile terminal, support platform 13, scalable lower margin 14, measurement thing pressing plate 15, T-slot plate 16, standing screw 17, nut 18 and PLC numerical control system, described connecting plate 1 is fixed seat 2 with module 3 by drag chain mobile terminal and is connected；Described it be fixed on the cut assembly installing plate 4 of sliding unit 7 by sliding unit fixture 6 and fit with module 3；The described compression spring 9 being enclosed within guide rod is connected to sliding unit 7, and centre is provided with sliding mats 8；Described force transducer 10 is located between compression spring 9 and the pouring weight sliver 11 being connected to sliding unit 7；Described module 3 is fixedly connected on column 12 by module installing plate 5, and this column 12 is connected with supporting platform 13；Described support platform 13 is provided with the T-slot plate 16 being mounted with to measure thing pressing plate 15, and is provided with scalable lower margin 14；Described pressure measurement thing pressing plate 15 is provided with standing screw 17 and nut 18；Described PLC numerical control system includes display, PLC system, driver, motor, module 3, described PLC system is made up of PLC circuit, Analog input mModule, and be connected with display, force transducer 10, driver, described driver is connected with motor, and the signal be given by PLC system is made motor operate and controls to be connected to the module motion of motor；Described force transducer 10 gathers force value, and transmits the analog quantity collected to the most described PLC system；Described display shows for setting and the monitoring of parameter.The superimposed modes such as described force value is counterweight, scriber, compression spring, sensor provide；Described driver includes that servo-driver, step actuator, described motor include that servomotor, motor, described servo-driver are connected to servomotor, and step actuator is connected to motor；Described module 3 includes that X-axis module, Y-axis module, Z axis module, X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with motor.This device can be with catenary motion, transverse movement, horizontal movement, and described catenary motion mechanism drives module 3 to realize vertical lifting process by motor, by the force transducer 10 vertical force value of Real-time Feedback, and controls operation and the stopping of motor；Described transverse motion mechanism drives module 3 to realize transverse shifting process by motor, the location in test；Described horicontal motion mechanism drives module 3 to carry tested exemplar platform by servomotor and runs, and is monitored in real time by force transducer 10 and realize horizontal direction pulling force less than the proper testing process under standard-required restrictive condition with the closed loop control fed back；Described display is touch screen.When being embodied as, first electrification reset, simultaneously accidental power failure or during due to system failure power-off restarting, it is required for first carrying out system reset；As shown in Figure 4, system carries out Autonomous test, and Y-axis moved right 150mm before this, returning 75mm again, then X-axis travels forward 150mm, returns 75mm the most again, run under Z-axis direction again, until pressure reaches setting value, then the 50mm that swipes on part is surveyed in examination, and Z axis lifts certain height, X-axis returns to initial position, if alarm free during this period, System self-test success is described, can test；Then parameter setting is carried out, the most please desired parameters is configured on the touchscreen, as, X, Y, the position of Z axis and translational speed, pressure required during scraping, scraping length, scraping speed etc., install measured piece, process of the test is as shown in Figure 5, after first Y-axis being moved to setting position, again X-axis is moved to setting position, then Z axis declines, until force value stops equal to during setting value (35N ± 3N), X-axis is swiped, scraping length, stop equal to X-axis during preseting length, then Z axis is raised to level altitude, if scraping number of times does not arrives, Y-axis moves right 50mm and repeats said process, when scraping number of times arrives, then experiment terminates.Record experimental data, closes hull closure.This device is capable of automatically controlling and force feedback, can not only realize position and velocity feedback shows each shaft position and each axle speed in real time, and can Real-time Collection show the stressing conditions of scriber, and show on the touchscreen with the form of trendgram.
Finally it should be noted that, above example is only in order to illustrate technical scheme and non-limiting technical scheme, it will be understood by those within the art that, technical scheme is modified or equivalent by those, without deviating from objective and the scope of the technical program, all should contain in the middle of scope of the presently claimed invention.
Claims (3)
1. the scraping experiment device for refrigerator refrigeration system, it is characterized in that: described scraping experiment device includes connecting plate (1), seat (2) is fixed in drag chain mobile terminal, module (3), cut assembly installing plate (4), module installing plate (5), sliding unit fixture (6), sliding unit (7), sliding mats (8), compression spring (9), force transducer (10), pouring weight sliver (11), column (12), support platform (13), scalable lower margin (14), measure thing pressing plate (15), T-slot plate (16), standing screw (17), nut (18) and PLC numerical control system, described connecting plate (1) is fixed seat (2) with module (3) by drag chain mobile terminal and is connected；Described cut assembly installing plate (4) and module (3) laminating being fixed on sliding unit (7) by sliding unit fixture (6)；Described compression spring (9) is enclosed within guide rod, and described compression spring (9) is connected to sliding unit (7), is provided with sliding mats (8) in the middle of compression spring (9) and sliding unit (7)；Described force transducer (10) is located between compression spring (9) and the pouring weight sliver (11) being connected to sliding unit (7)；Described module (3) is fixedly connected on column (12) by module installing plate (5), and this column (12) is connected with supporting platform (13)；Described support platform (13) is provided with the T-slot plate (16) being mounted with to measure thing pressing plate (15), and is provided with scalable lower margin (14)；Described measurement thing pressing plate (15) is provided with standing screw (17) and nut (18)；Described PLC numerical control system includes that display, PLC system, driver, motor, module, described PLC system are made up of PLC circuit, Analog input mModule, and is connected with display, force transducer, driver, and described driver is connected with motor.
A kind of scraping experiment device for refrigerator refrigeration system the most according to claim 1, it is characterized in that: described driver includes servo-driver, step actuator, described motor includes servomotor, motor, described servo-driver is connected to servomotor, and step actuator is connected to motor；Described module (3) includes that X-axis module, Y-axis module, Z axis module, X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with motor.
A kind of scraping experiment device for refrigerator refrigeration system the most according to claim 1, it is characterised in that: described display is touch screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410125682.9A CN103868849B (en) | 2014-03-31 | 2014-03-31 | A kind of scraping experiment device for refrigerator refrigeration system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410125682.9A CN103868849B (en) | 2014-03-31 | 2014-03-31 | A kind of scraping experiment device for refrigerator refrigeration system |
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| CN103868849A CN103868849A (en) | 2014-06-18 |
| CN103868849B true CN103868849B (en) | 2016-10-05 |
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| CN108414372B (en) * | 2018-05-11 | 2024-01-02 | 中国石油大学(华东) | Steel structure automatic impact positioning monitoring test platform based on fiber bragg grating |
| CN108645788B (en) * | 2018-06-27 | 2020-12-08 | 武汉船用机械有限责任公司 | Cladding material detection device |
| CN109129386A (en) * | 2018-07-10 | 2019-01-04 | 伯恩光学(惠州)有限公司 | Pen machine |
| CN109655403A (en) * | 2018-12-29 | 2019-04-19 | 莱茵技术（上海）有限公司 | A kind of size label durability test method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1098446C (en) * | 1993-11-29 | 2003-01-08 | 株式会社金星社 | Kimchi pot carrying device for refrigerator |
| CN2819205Y (en) * | 2005-06-15 | 2006-09-20 | 山东省科学院海洋仪器仪表研究所 | Lift tester of gates of electrical appliances |
| KR101120325B1 (en) * | 2005-08-18 | 2012-03-08 | 엘지전자 주식회사 | Abatar refrigerator |
| JP4630793B2 (en) * | 2005-10-18 | 2011-02-09 | 出光興産株式会社 | Friction tester and friction test method |
| CN203068895U (en) * | 2013-01-08 | 2013-07-17 | 苏州三星电子有限公司 | Refrigerator capable of displaying humidity values |
| CN203881667U (en) * | 2014-03-31 | 2014-10-15 | 中国家用电器研究院 | Scratch testing device applied to refrigeration system of refrigerator |
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Effective date of registration: 20140609 Address after: 100037 Beijing city Xicheng District Yuetan North Street No. 6 Applicant after: China Domestic Electrical Equipment Inst. Applicant after: ANHUI ZHONGREN BEIJIA SCIENCE & TECHNOLOGY CO., LTD. Address before: 239000 Chuzhou economic and Technological Development Zone, Zhaoyang Industrial Park, building No. 10, No. Applicant before: ANHUI ZHONGREN BEIJIA SCIENCE & TECHNOLOGY CO., LTD. |
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Inventor after: Yu Ling Inventor after: Wu Hang Inventor after: Ji Haonan Inventor after: Su Tao Inventor after: Liu Jie Inventor before: Yu Ling Inventor before: Wu Hang Inventor before: Ji Haonan |
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