CN203881667U - Scratch testing device applied to refrigeration system of refrigerator - Google Patents
Scratch testing device applied to refrigeration system of refrigerator Download PDFInfo
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- CN203881667U CN203881667U CN201420151535.4U CN201420151535U CN203881667U CN 203881667 U CN203881667 U CN 203881667U CN 201420151535 U CN201420151535 U CN 201420151535U CN 203881667 U CN203881667 U CN 203881667U
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- sliding unit
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Abstract
The utility model relates to a scratch testing device applied to a refrigeration system of a refrigerator. The scratch testing device applied to the refrigeration system of the refrigerator comprises a connection plate, a dragging chain moving end fixing base, a module, a scratch assembly mounting plate, a module mounting plate, a sliding unit fixing part, a sliding unit, a sliding gasket, a compression spring, a weighing sensor, a weight block guide bar, a stand column, a support table, an adjustable ground pin, a measured object pressing plate, a T-shaped groove plate and a PLC (Programmable Logic Controller) digital control system. By virtue of the device, the technical index of the standard requirement can be achieved by automatic control; the testing accuracy can be improved and the measured value can be monitored in real time, so that the systematic testing result, in particular the testing result of a critical standard limit value can be accurately analyzed.
Description
Technical field
The detection test field that the present invention relates to refrigerator refrigeration system, has related in particular to a kind of scraping experiment device for refrigerator refrigeration system.
Background technology
At present, in the time refrigerator refrigeration system easily being touched the parts such as refrigeration pipe and carries out scraping experiment according to standard, need to apply power at measured surface different directions, and in process of the test in the past, can only take manually to exert pressure from different directions, process of the test is tight not, causes data out of true or inaccurate.
Summary of the invention
For the deficiencies in the prior art, object of the present invention is just to provide a kind of scraping experiment device for refrigerator refrigeration system, by automatic control, can reach the technical indicator of standard-required, improve measuring accuracy, and can carry out Real-Time Monitoring to tested value, thereby to systematic test result, especially the test result of Critical Standard limit value is analyzed accurately.
To achieve these goals, the technical solution used in the present invention is such: a kind of scraping experiment device for refrigerator refrigeration system, comprise web joint, drag chain mobile terminal holder, module, cut assembly installing plate, module installing plate, sliding unit fixture, sliding unit, sliding mats, Compress Spring, power sensor, pouring weight sliver, column, brace table, adjustable lower margin, measurement thing pressing plate, T-shaped frid, standing screw, nut and PLC digital control system, described web joint is connected by drag chain mobile terminal holder with module; Described cut assembly installing plate and module laminating of being fixed on sliding unit by sliding unit fixture; Described Compress Spring is enclosed within on guide rod, and is connected in sliding unit, and centre is provided with sliding mats; Described power sensor is located at Compress Spring and is connected between the pouring weight sliver of sliding unit; Described module is fixedly connected on column by module installing plate, and this column is connected with brace table; Described brace table is provided with to have installed measures the T-shaped frid of thing pressing plate, and is provided with adjustable lower margin; Described measurement thing pressing plate is provided with standing screw and nut; Also comprise PLC digital control system, described PLC digital control system comprises display, PLC system, driver, motor, module, described PLC system is made up of PLC circuit, analog input module, and be connected with display, power sensor, driver, described driver is connected with motor, and the signal providing by PLC system makes motor running control linkage in the module motion of motor; Described power sensor gathers power value, and the analog quantity collecting is transferred to described PLC system; Described display shows for setting and the monitoring of parameter.Described power value provides for counterweight, scriber, Compress Spring, the superimposed mode of sensor.
As a kind of preferred version, described driver comprises servo-driver, step actuator, and described motor comprises servomotor, stepper motor, and described servo-driver is connected in servomotor, and step actuator is connected in stepper motor; Described module comprises X-axis module, Y-axis module, Z axis module, and X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with stepper motor.This device can catenary motion, transverse movement, tangential movement, and described catenary motion mechanism drives module to realize vertical lifting process by stepper motor, by power sensor Real-time Feedback vertical force value, and the operation of controlling motor with stop; Described transverse movement mechanism drives module to realize transverse shifting process by stepper motor, for the location of testing; Described horicontal motion mechanism drives module to carry the operation of tested exemplar platform by servomotor, and realizes horizontal direction pulling force by the closed-loop control of power sensor Real-Time Monitoring and feedback and be no more than the proper testing process under standard-required restrictive condition.
As a kind of preferred version, described display is touch-screen.
Compared with prior art, beneficial effect of the present invention:
1. can set for speed, pressure/pulling force limit value by touch-screen;
2. adopted after PLC digital control system, solved the unsettled problem of detection system movement velocity control, system can be worked reliably in various normal environments for use, improved the motion control precision of complete machine;
3. by the action of X, Y, Z tri-axle servomotors, stepper motor, the order that realizes unidirectional scraping action completes, and that has improved process of the test can handling and automaticity;
4. adopt sensor control feedback system, the variation of power value in real-time monitoring system test process, according to the sampling period of setting, shows in real time in test process power value and stores;
5. can carry out data analysis to final test findings, thereby provide foundation for improving the design rationality of product.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is A of the present invention portion structure for amplifying schematic diagram;
Fig. 3 is hardware composition frame chart of the present invention;
Fig. 4 is self-inspection process flow diagram of the present invention;
Fig. 5 is scraping experiment flow figure of the present invention;
Description of reference numerals: web joint 1, drag chain mobile terminal holder 2, module 3, cut assembly installing plate 4, module installing plate 5, sliding unit fixture 6, sliding unit 7, sliding mats 8, Compress Spring 9, power sensor 10, pouring weight sliver 11, column 12, brace table 13, adjustable lower margin 14, measurement thing pressing plate 15, T-shaped frid 16, standing screw 17, nut 18.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Embodiment: as shown in Figure 1, Figure 2, Figure 3 shows, a kind of scraping experiment device for refrigerator refrigeration system, comprise web joint 1, drag chain mobile terminal holder 2, module 3, cut assembly installing plate 4, module installing plate 5, sliding unit fixture 6, sliding unit 7, sliding mats 8, Compress Spring 9, power sensor 10, pouring weight sliver 11, column 12, brace table 13, adjustable lower margin 14, measure thing pressing plate 15, T-shaped frid 16, standing screw 17, nut 18 and PLC digital control system, described web joint 1 is connected by drag chain mobile terminal holder 2 with module 3; The described cut assembly installing plate 4 that is fixed on sliding unit 7 by sliding unit fixture 6 is fitted with module 3; Described Compress Spring 9 is enclosed within on guide rod, and is connected in sliding unit 7, and centre is provided with sliding mats 8; Described power sensor 10 is located at Compress Spring 9 and is connected between the pouring weight sliver 11 of sliding unit 7; Described module 3 is fixedly connected on column 12 by module installing plate 5, and this column 12 is connected with brace table 13; Described brace table 13 is provided with to have installed measures the T-shaped frid 16 of thing pressing plate 15, and is provided with adjustable lower margin 14; Described measurement thing pressing plate 15 is provided with standing screw 17 and nut 18; Described PLC digital control system comprises display, PLC system, driver, motor, module 3, described PLC system is made up of PLC circuit, analog input module, and be connected with display, power sensor 10, driver, described driver is connected with motor, and the signal providing by PLC system makes motor running control linkage in the module motion of motor; Described power sensor 10 gathers power value, and the analog quantity collecting is transferred to described PLC system; Described display shows for setting and the monitoring of parameter.Described power value provides for counterweight, scriber, Compress Spring, the superimposed mode of sensor; Described driver comprises servo-driver, step actuator, and described motor comprises servomotor, stepper motor, and described servo-driver is connected in servomotor, and step actuator is connected in stepper motor; Described module 3 comprises X-axis module, Y-axis module, Z axis module, and X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with stepper motor.This device can catenary motion, transverse movement, tangential movement, and described catenary motion mechanism drives module 3 to realize vertical lifting process by stepper motor, by power sensor 10 Real-time Feedback vertical force values, and the operation of controlling motor with stop; Described transverse movement mechanism drives module 3 to realize transverse shifting process by stepper motor, for the location of testing; Described horicontal motion mechanism drives module 3 to carry the operation of tested exemplar platform by servomotor, and realizes horizontal direction pulling force by the closed-loop control of power sensor 10 Real-Time Monitorings and feedback and be no more than the proper testing process under standard-required restrictive condition; Described display is touch-screen.When concrete enforcement, first electrification reset, during accidental power failure or during due to system failure power-off restarting simultaneously, all needs first executive system to reset, as shown in Figure 4, system is carried out from detecting, and Y-axis moved right 150mm before this, return again 75mm, the then X-axis 150mm that travels forward, and then return 75mm, under Z-axis direction, move again, until pressure reaches setting value, then the 50mm that swipes on examination survey part, Z axis lifts certain height, X-axis is got back to initial position, if alarm free during this period, illustrative system self-inspection success, can test, then carry out parameter setting, before experiment, please desired parameters is arranged on touch-screen, as, X, Y, the position of Z axis and translational speed, required pressure when scraping, scraping length, scraping speed etc., install measured piece, process of the test as shown in Figure 5, first Y-axis is moved to after desired location, again X-axis is moved to desired location, then Z axis declines, until force value stops while equaling setting value (35N ± 3N), X-axis is swiped, scraping length, while equaling preseting length, X-axis stops, then Z axis is raised to level altitude, if scraping number of times does not arrive, Y-axis move right 50mm repeat said process, when scraping number of times arrives, experiment finishes.Record experimental data, closing device.This device can be realized automatic control and force feedback, and position and speed feedback be can not only realize and each shaft position and each axle speed shown in real time, and can Real-time Collection and show the stressing conditions of scriber, and be presented on touch-screen with the form of trend map.
Finally it should be noted that, above embodiment is the non-limiting technical scheme in order to technical scheme of the present invention to be described only, those of ordinary skill in the art is to be understood that, those are modified or are equal to replacement technical scheme of the present invention, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present invention.
Claims (3)
1. the scraping experiment device for refrigerator refrigeration system, it is characterized in that: described scraping experiment device comprises web joint (1), drag chain mobile terminal holder (2), module (3), cut assembly installing plate (4), module installing plate (5), sliding unit fixture (6), sliding unit (7), sliding mats (8), Compress Spring (9), power sensor (10), pouring weight sliver (11), column (12), brace table (13), adjustable lower margin (14), measure thing pressing plate (15), T-shaped frid (16), standing screw (17), nut (18) and PLC digital control system, described web joint (1) is connected by drag chain mobile terminal holder (2) with module (3), the described cut assembly installing plate (5) and module (3) laminating that is fixed on sliding unit (7) by sliding unit fixture (6), described Compress Spring (9) is enclosed within on guide rod, and is connected in sliding unit (7), and centre is provided with sliding mats (8), described power sensor (10) is located at Compress Spring (9) and is connected between the pouring weight sliver (11) of sliding unit (7), described module (3) is fixedly connected on column (12) by module installing plate (5), and this column (12) is connected with brace table (13), described brace table (13) is provided with the T-shaped frid (16) that measurement thing pressing plate (15) has been installed, and is provided with adjustable lower margin (14), described measurement thing pressing plate (15) is provided with standing screw (17) and nut (18), described PLC digital control system comprises display, PLC system, driver, motor, module, and described PLC system is made up of PLC circuit, analog input module, and is connected with display, power sensor, driver, and described driver is connected with motor.
2. a kind of scraping experiment device for refrigerator refrigeration system according to claim 1, it is characterized in that: described driver comprises servo-driver, step actuator, described motor comprises servomotor, stepper motor, described servo-driver is connected in servomotor, and step actuator is connected in stepper motor; Described module (3) comprises X-axis module, Y-axis module, Z axis module, and X-axis module, Z axis module are connected with servomotor, and Y-axis module is connected with stepper motor.
3. a kind of scraping experiment device for refrigerator refrigeration system according to claim 1, is characterized in that: described display is touch-screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420151535.4U CN203881667U (en) | 2014-03-31 | 2014-03-31 | Scratch testing device applied to refrigeration system of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420151535.4U CN203881667U (en) | 2014-03-31 | 2014-03-31 | Scratch testing device applied to refrigeration system of refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN203881667U true CN203881667U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420151535.4U Withdrawn - After Issue CN203881667U (en) | 2014-03-31 | 2014-03-31 | Scratch testing device applied to refrigeration system of refrigerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868849A (en) * | 2014-03-31 | 2014-06-18 | 安徽中认倍佳科技有限公司 | Scrapping testing device for refrigerating system of refrigerator |
| CN108548777A (en) * | 2018-04-13 | 2018-09-18 | 安徽协诚实业股份有限公司 | A kind of automatic hundred lattice test device of corrosion-resistant workpiece |
-
2014
- 2014-03-31 CN CN201420151535.4U patent/CN203881667U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868849A (en) * | 2014-03-31 | 2014-06-18 | 安徽中认倍佳科技有限公司 | Scrapping testing device for refrigerating system of refrigerator |
| CN108548777A (en) * | 2018-04-13 | 2018-09-18 | 安徽协诚实业股份有限公司 | A kind of automatic hundred lattice test device of corrosion-resistant workpiece |
| CN108548777B (en) * | 2018-04-13 | 2020-10-20 | 安徽协诚实业股份有限公司 | Automatic hundred check testing arrangement of corrosion-resistant work piece |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141015 Effective date of abandoning: 20161005 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |