CN102749163B - Testing equipment of spindle torsion of compressor cylinder body and displacement of piston top cylinder - Google Patents
Testing equipment of spindle torsion of compressor cylinder body and displacement of piston top cylinder Download PDFInfo
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- CN102749163B CN102749163B CN201210262420.8A CN201210262420A CN102749163B CN 102749163 B CN102749163 B CN 102749163B CN 201210262420 A CN201210262420 A CN 201210262420A CN 102749163 B CN102749163 B CN 102749163B
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Abstract
The invention discloses testing equipment of the spindle torsion of a compressor cylinder body and the displacement of a piston top cylinder. A working table is provided with a tool; a cylinder body fixing base is fixedly arranged on a bottom board; the compressor cylinder body is put on the cylinder body fixing base; a disk on a sensor is provided with five identical displacement sensors; a disk below the sensor is provided with five identical displacement sensors; and a main shaft at the lower end of the compressor cylinder body successively penetrates through the centers of the cylinder body fixing base and the bottom board and is connected with a servo motor after passing through a shaft-driven tool, a speed reducer, a first shaft connecting piece, a torsion sensor and a second shaft connecting piece. According to the testing equipment, the problems of complicated installation, inaccurate test, poor consistency and the like in the traditional manual testing regulation are solved; and the control of a system is realized by using a PLC (programmable logic controller) as a core. The testing equipment has the characteristics of compact structure, low-noise micro earthquake and high-efficiency energy saving, ensures the testing accuracy and the safety, and has function of revising variable parameters so as to adapt to different types of compressors.
Description
Technical field
The present invention relates to a kind of testing apparatus, especially relate to a kind of compressor casing main shaft torsion and the piston displacement measurement equipment of taking blame for others.
Background technology
In refrigeration system, compressor and throttle mechanism, condenser, evaporator are also called " the four large parts " of refrigeration system, it is one of requisite element in refrigeration system, from the anti-war trend of current refrigeration compressor, the features such as compact conformation, energy-efficient and microseism low noise are the targets that compressor of air conditioner manufacturing technology is constantly pursued, and compressor casing main shaft torsion and the piston displacement measurement of taking blame for others is just seemed to particularly crucial.Current detection means mainly adopts torque spanner test main shaft torque value, adopts clock gauge to measure the piston shift value of taking blame for others, and testing procedure is loaded down with trivial details, measuring accuracy is low, production efficiency is difficult to improve.Therefore designing and developing convenient test, test result main shaft torsion accurate, swift to operate and the piston displacement measurement equipment of taking blame for others, meet the Production requirement of relevant enterprise, is to improve domestic refrigeration compressor Quality Effective Way.
Summary of the invention
In order to solve the problem of mentioning in background technology, the invention reside in a kind of compressor casing main shaft torsion and the piston displacement measurement equipment of taking blame for others that provides.
Technical scheme of the present invention is:
This front equipment end is worktable, on the table top of worktable, be provided with and carry out the take blame for others frock of displacement measurement of compressor casing main shaft torsion and piston, worktable upper panel is installed power light, qualified pilot lamp, defective pilot lamp, upper cylinder tensimeter, lower cylinder tensimeter and touch-screen, worktable lower panel is installed starting switch, reset switch, emergency stop switch and Key board drawer, the below of worktable lower panel is Qianmen, and worktable lower side has air admission hole.
Described the take blame for others tool structure of displacement measurement of compressor casing main shaft torsion and piston that carries out is as follows: base plate is arranged on the table top of worktable, cylinder body firm banking is fixedly mounted on base plate, on cylinder body firm banking, be placed with compressor casing, sensor lower disc is housed between cylinder body firm banking center and base plate, sensor lower disc is fixedly connected with on base plate by the disc holder of both sides, sensor lower disc is uniformly distributed along the circumference five identical displacement transducers is housed, five piston holes that five displacement transducer upper ends are uniformly distributed along the circumference with center, compressor casing lower end are corresponding and in same level, compressor casing lower end main shaft is connected with axle rotary fixture upper end through the center of cylinder body firm banking base plate successively, one end of axle rotary fixture lower end and speed reduction unit is rotationally connected, the other end of speed reduction unit is connected with one end of torsion torque sensor through the first shaft coupling piece, the other end of torsion torque sensor is connected with servomotor through the second shaft coupling piece, speed reduction unit, one side of torsion torque sensor and servomotor is fixedly connected with axis fixing plate, the upper end of axis fixing plate contacts with base plate lower surface, the lower end of two columns is fixedly mounted on respectively base plate both sides, the upper cylinder fixed head parallel with base plate is installed between two column upper ends, the frock upper cylinder coaxial with compressor casing is installed on upper cylinder fixed head, two guidepost upper ends that are positioned at frock upper cylinder both sides are fixedly mounted on upper cylinder fixed head, the guidepost fixed head parallel with base plate is installed between two guidepost lower ends, the axle of frock upper cylinder is connected with guidepost fixed head through tooling connecting through after upper cylinder fixed head, two web joint upper ends are arranged on respectively the both sides of guidepost fixed head lower end, the cylinder body fixed head parallel with base plate is installed between two web joint lower ends, guidepost fixed head lower end is fixedly connected with lower cylinder fixed head, center, lower cylinder fixed head lower end is installed with frock lower cylinder, disk on sensor is installed on cylinder body fixed head, on sensor, on disk, be uniformly distributed along the circumference other five identical displacement transducers are installed, other five displacement transducer lower ends are all connected with cylinder body fixed head through disk on sensor.
Described axle rotary fixture comprises main shaft moving part, the 3rd shaft coupling piece, upper plug head, lower end cap, connecting link and axle rotary fixture shell; Compressor casing main shaft is stuck in main shaft moving part, and main shaft moving part is connected with upper plug head through the 3rd shaft coupling piece, and upper plug head is connected with lower end cap through spring, and lower end cap is connected with one end of speed reduction unit through connecting link; Main shaft moving part, upper plug head, spring, lower end cap and connecting link are all contained in axle rotary fixture shell.
The beneficial effect that the present invention compared with prior art has:
1. the present invention adopts vertical operation platform structure, and operation, maintenance and improvement easily, adopt PLC controller to realize test process and judge the whether qualified of compressor casing, are optical signal by the results conversion judging simultaneously, are convenient to analyze.
2. main shaft torsion and the piston displacement measurement frock of taking blame for others has been broken away from and has been tested out of true in the past, installs loaded down with trivial detailsly, tests inconvenient drawback, has compact conformation, low noise microseism, energy-efficient feature, has guaranteed accuracy and the security of test.
3. displacement transducer and torsion torque sensor are housed in equipment, and touch-screen shows the numerical value after test, is provided with the revision of variable element simultaneously, adapts to different model compressor.
Accompanying drawing explanation
Fig. 1 is front elevation of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the front elevation of frock of the present invention.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the cut-open view of Fig. 4.
Fig. 6 is the partial view of Fig. 5.
Fig. 7 is workflow diagram of the present invention.
In figure: 1. power light, 2. starting switch, 3. reset switch, 4. emergency stop switch, 5. Qianmen, 6. Key board drawer, 7. defective pilot lamp, 8. qualified pilot lamp, 9. touch-screen, 10. upper cylinder tensimeter, 11. lower cylinder tensimeters, 12. frocks, 13. air admission holes, 14. frock upper cylinders, 15. upper cylinder fixed heads, 16. first columns, 17. second columns, 18. base plates, 19. axle rotary fixtures, 20. speed reduction units, 21. first shaft coupling pieces, 22. torsion torque sensors, 23. second shaft coupling pieces, 24. servomotors, 25. axis fixing plates, 26. cylinder body firm bankings, 27. compressor casings, 28. cylinder body fixed heads, 29. first web joints, 30. second web joints, 31. frock lower cylinders, 32. guidepost fixed heads, 33. first guideposts, 34. tooling connectings, 35. second guideposts, 36. first displacement transducers, 37. second displacement sensors, 38. triple motion sensors, 39. the 4th displacement transducers, 40. the 5th displacement transducers, 41. the 6th displacement transducers, 42. the 7th displacement transducers, 43. the 8th displacement transducers, 44. the 9th displacement transducers, 45. the tenth displacement transducers, disk on 46. sensors, 47. worktable, 48. upper plug heads, 49. lower end caps, 50. the 3rd shaft coupling pieces, 51. main shaft moving parts, 52. first disc holders, 53. second disc holders, 54. sensor lower discs, 55. lower cylinder fixed heads, 56. springs, 57. coupling rods.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2, the present invention includes: this front equipment end is worktable 47, on the table top of worktable 47, be provided with and carry out the take blame for others frock 12 of displacement measurement of compressor casing main shaft torsion and piston, worktable 47 upper panel are installed power light 1, qualified pilot lamp 8, defective pilot lamp 7, upper cylinder tensimeter 10, lower cylinder tensimeter 11 and touch-screen 9, worktable 47 lower panel are installed starting switch 2, reset switch 3, emergency stop switch 4 and Key board drawer 6, the below of worktable 47 lower panel is Qianmens 5, and worktable 47 lower side have air admission hole 13.
As Fig. 1, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6, carry out take blame for others frock 12 structures of displacement measurement of compressor casing main shaft torsion and piston as follows: base plate 18 is arranged on the table top of worktable 47, cylinder body firm banking 26 is fixedly mounted on base plate 18, on cylinder body firm banking 26, be placed with compressor casing 27, between cylinder body firm banking 26 centers and base plate 18, sensor lower disc 54 is housed, sensor lower disc 54 is by the disc holder 52 of both sides, 53 are fixedly connected with on base plate 18, and sensor lower disc 54 lower surfaces are uniformly distributed along the circumference five identical displacement transducers 41 are housed, 42, 43, 44, 45, five displacement transducers 41, 42, 43, 44, five piston holes that 45 upper ends are uniformly distributed along the circumference with compressor casing 27 centers, lower end through sensor lower disc 54 are corresponding and in same level, and compressor casing 27 lower end main shafts pass cylinder body firm banking 26 successively, base plate 18 center is connected with axle rotary fixture 19 upper ends, one end of axle rotary fixture 19 lower ends and speed reduction unit 20 is rotationally connected, the other end of speed reduction unit 20 is connected with one end of torsion torque sensor 22 through the first shaft coupling piece 21, the other end of torsion torque sensor 22 is connected with servomotor 24 through the second shaft coupling piece 23, speed reduction unit 20, one side of torsion torque sensor 22 and servomotor 24 is fixedly connected with axis fixing plate 25, and the upper end of axis fixing plate 25 contacts with base plate 18 lower surfaces, two columns 16, 17 lower end is fixedly mounted on respectively base plate 18 both sides, two columns 16, the upper cylinder fixed head 15 parallel with base plate 18 is installed between 17 upper ends, the frock upper cylinder 14 coaxial with compressor casing 27 is installed on upper cylinder fixed head 15, be positioned at two guideposts 33 of frock upper cylinder 14 both sides, 35 upper ends are fixedly mounted on upper cylinder fixed head 15, two guideposts 33, the guidepost fixed head 32 parallel with base plate 18 is installed between 35 lower ends, and the axle of frock upper cylinder 14 is connected with guidepost fixed head 32 through tooling connecting 34 through after upper cylinder fixed head 15, two web joints 29, 30 upper ends are arranged on respectively the both sides of guidepost fixed head 32 lower ends, two web joints 29, the cylinder body fixed head 28 parallel with base plate 18 is installed between 30 lower ends, guidepost fixed head 32 lower ends are fixedly connected with lower cylinder fixed head 55, lower cylinder fixed head 55 centers, lower end are installed with frock lower cylinder 31, disk 46 on sensor is installed on cylinder body fixed head 28, on sensor, on disk 46, is uniformly distributed along the circumference other five identical displacement transducers 36 are installed, 37, 38, 39, 40, other five displacement transducers 36, 37, 38, 39, 40 lower ends are all connected with cylinder body fixed head 28 through disk on sensor 46.
Five displacement transducers 41,42,43,44,45 of sensor lower disc 54 lower surfaces are all identical with other five displacement transducers 36,37,38,39,40 on disk on sensor 46, include sensor probe and sensor main body.Five displacement transducer 41,42,43,44,45 sensor probes and sensor main body are fixed on sensor lower disc 54 by the screw that carries between the two.
The disc holder 52,53 of both sides is respectively the first disc holder 52 and the second disc holder 53; Two columns 16,17 are respectively the first column 16 and the second column 17; Two web joints 29,30 are respectively the first web joint 29 and the second web joint 30; Two guideposts 33,35 are respectively the first guidepost 33 and the second guidepost 35.
As shown in Figure 5, axle rotary fixture 19 comprises main shaft moving part 51, the 3rd shaft coupling piece 50, upper plug head 48, lower end cap 49, connecting link 57 and axle rotary fixture shell; Compressor casing 27 main shafts are stuck in main shaft moving part 51, and main shaft moving part 51 is connected with upper plug head 48 through the 3rd shaft coupling piece 50, and upper plug head 48 is connected with lower end cap 49 through spring 56, and lower end cap 49 is connected with one end of speed reduction unit 20 through connecting link 57; Main shaft moving part 51, upper plug head 48, spring 56, lower end cap 49 are all contained in axle rotary fixture shell with connecting link 57.
As shown in Figure 7, implementation process of the present invention is as follows:
Before test, first from air admission hole 13, pass into pressurized air as power source, test replaces compressor casing to be placed on cylinder body firm banking 26 with cylindricality calibrated bolck, the main shaft torque range of technological requirement and the piston displacement range of taking blame for others is set on touch-screen 9, in touch-screen manual test interface, manually control frock upper cylinder 14 and press down, the first displacement transducer 36, second displacement sensor 37, triple motion sensor 38, the 4th displacement transducer 39, the 5th displacement transducer 40 test datas return to zero, after zeroing finishes, uplifting tooling upper cylinder 14, then takes out cylindricality calibrated bolck, zeroing end-of-job, start compressor casing main shaft torsion and the piston displacement measurement of taking blame for others, compressor casing to be tested 27 is placed on cylinder body firm banking 26, five displacement transducers on base plate 18 are withstood in compressor casing 27 bottoms: the 6th displacement transducer 41, the 7th displacement transducer 42, the 8th displacement transducer 43, the 9th displacement transducer 44, the tenth displacement transducer 45, compressor casing 27 main shafts snap in axle rotary fixture 19, press starting switch 2, frock upper cylinder 14 automatically presses down and drives cylinder body fixed head 28 to compressor casing 27 upper surfaces and compress compressor casing 27, frock lower cylinder 31 is with disk 46 on dynamic sensor to press down simultaneously, on sensor, disk 46 drives the first displacement transducer 36, second displacement sensor 37, triple motion sensor 3 38, the 4th displacement transducer 39, the 5th displacement transducer 40 presses down automatically, servomotor 24 is started working, after speed reduction unit 20 slows down, by axle rotary fixture 19, drive compressor casing 27 main shafts to rotate, torsion torque sensor 22 records in real time torque value and passes to PLC analysis judgement simultaneously, all displacement transducers record piston take blame for others displacement maximal value pass to PLC analyze judgement, PLC is presented at income value on touch-screen 9, judge: if torsion torque sensor 22 measured values and displacement transducer measured value all meet given scope simultaneously, it is qualified to judge, qualified pilot lamp 8 is bright, if torsion torque sensor 22 measured values and displacement transducer measured value have one not meet given scope, to judge defectively, defective pilot lamp 7 is bright, torsion torque sensor 22 stops operating, frock upper cylinder 14 and frock lower cylinder 31 lift automatically, and test finishes, and takes off compressor casing 27.
Above-mentioned embodiment is used for the present invention that explains, rather than limits the invention, and in the protection domain of spirit of the present invention and claim, any modification and change that the present invention is made, all fall into protection scope of the present invention.
Claims (2)
1. a compressor casing main shaft torsion and the piston displacement measurement equipment of taking blame for others, it is characterized in that: this front equipment end is worktable (47), on the table top of worktable (47), be provided with and carry out the take blame for others frock (12) of displacement measurement of compressor casing main shaft torsion and piston, worktable (47) upper panel is installed power light (1), qualified pilot lamp (8), defective pilot lamp (7), upper cylinder tensimeter (10), lower cylinder tensimeter (11) and touch-screen (9), worktable (47) lower panel is installed starting switch (2), reset switch (3), emergency stop switch (4) and Key board drawer (6), the below of worktable (47) lower panel is Qianmen (5), worktable (47) lower side has air admission hole (13),
Described take blame for others frock (12) structure of displacement measurement of compressor casing main shaft torsion and piston of carrying out is as follows: base plate (18) is arranged on the table top of worktable (47), cylinder body firm banking (26) is fixedly mounted on base plate (18), on cylinder body firm banking (26), be placed with compressor casing (27), between cylinder body firm banking (26) center and base plate (18), sensor lower disc (54) is housed, sensor lower disc (54) is by the disc holder (52 of both sides, 53) with on base plate (18) be fixedly connected with, sensor lower disc (54) is uniformly distributed along the circumference five identical displacement transducers (41 is housed, 42, 43, 44, 45), five displacement transducers (41, 42, 43, 44, 45) upper end is uniformly distributed along the circumference with compressor casing (27) center, lower end five piston holes are corresponding and in same level, compressor casing (27) lower end main shaft is successively through cylinder body firm banking (26), the center of base plate (18) is connected with axle rotary fixture (19) upper end, one end of axle rotary fixture (19) lower end and speed reduction unit (20) is rotationally connected, the other end of speed reduction unit (20) is connected with one end of torsion torque sensor (22) through the first shaft coupling piece (21), the other end of torsion torque sensor (22) is connected with servomotor (24) through the second shaft coupling piece (23), speed reduction unit (20), one side of torsion torque sensor (22) and servomotor (24) is fixedly connected with axis fixing plate (25), the upper end of axis fixing plate (25) contacts with base plate (18) lower surface, two columns (16, 17) lower end is fixedly mounted on respectively base plate (18) both sides, two columns (16, 17) the upper cylinder fixed head (15) parallel with base plate (18) is installed between upper end, the frock upper cylinder (14) coaxial with compressor casing (27) is installed on upper cylinder fixed head (15), be positioned at two guideposts (33 of frock upper cylinder (14) both sides, 35) upper end is fixedly mounted on upper cylinder fixed head (15), two guideposts (33, 35) the guidepost fixed head (32) parallel with base plate (18) is installed between lower end, the axle of frock upper cylinder (14) is connected with guidepost fixed head (32) by tooling connecting (34) through upper cylinder fixed head (15), two web joints (29, 30) upper end is arranged on respectively the both sides of guidepost fixed head (32) lower end, two web joints (29, 30) the cylinder body fixed head (28) parallel with base plate (18) is installed between lower end, guidepost fixed head (32) lower end is fixedly connected with lower cylinder fixed head (55), lower cylinder fixed head (55) center, lower end is installed with frock lower cylinder (31), disk on sensor (46) is installed on cylinder body fixed head (28), on disk on sensor (46), be uniformly distributed along the circumference other five identical displacement transducers (36 are installed, 37, 38, 39, 40), other five displacement transducers (36, 37, 38, 39, 40) lower end is all connected with cylinder body fixed head (28) through disk on sensor (46).
2. a kind of compressor casing main shaft torsion according to claim 1 and the piston displacement measurement equipment of taking blame for others, is characterized in that: described axle rotary fixture (19) comprises main shaft moving part (51), the 3rd shaft coupling piece (50), upper plug head (48), lower end cap (49), connecting link (57) and axle rotary fixture shell; Compressor casing (27) main shaft is stuck in main shaft moving part (51), main shaft moving part (51) is connected with upper plug head (48) through the 3rd shaft coupling piece (50), upper plug head (48) is connected with lower end cap (49) through spring (56), and lower end cap (49) is connected with one end of speed reduction unit (20) through connecting link (57); Main shaft moving part (51), upper plug head (48), spring (56), lower end cap (49) are all contained in axle rotary fixture shell with connecting link (57).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210262420.8A CN102749163B (en) | 2012-07-27 | 2012-07-27 | Testing equipment of spindle torsion of compressor cylinder body and displacement of piston top cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210262420.8A CN102749163B (en) | 2012-07-27 | 2012-07-27 | Testing equipment of spindle torsion of compressor cylinder body and displacement of piston top cylinder |
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| Publication Number | Publication Date |
|---|---|
| CN102749163A CN102749163A (en) | 2012-10-24 |
| CN102749163B true CN102749163B (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210262420.8A Expired - Fee Related CN102749163B (en) | 2012-07-27 | 2012-07-27 | Testing equipment of spindle torsion of compressor cylinder body and displacement of piston top cylinder |
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| CN (1) | CN102749163B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411570B (en) * | 2013-08-13 | 2015-12-16 | 中国计量学院 | A kind of ball pad matching device of oblique tray type compressor and matching method |
| CN105370559B (en) * | 2015-12-03 | 2017-08-01 | 浙江工业大学 | Refrigeration compressor moves back and forth mechanical mechanism no-load torque measurement apparatus and measuring method |
| CN106353680B (en) * | 2016-09-26 | 2023-11-07 | 精进百思特电动（上海）有限公司 | Stator testing machine of hybrid power oil cooling system |
| CN109540508A (en) * | 2019-01-05 | 2019-03-29 | 珠海市精实测控技术有限公司 | The center of circle orients mechanism for testing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090012851A (en) * | 2007-07-31 | 2009-02-04 | 엘지전자 주식회사 | Two stage rotary compressor |
| CN102539046B (en) * | 2011-12-20 | 2014-06-18 | 芜湖博耐尔汽车电气系统有限公司 | Torsion testing tool of air condition compressor of electric vehicle and torsion testing method thereof |
| CN102589394B (en) * | 2012-02-08 | 2014-06-18 | 浙江春晖空调压缩机有限公司 | Detection device of swash plate and piston axial matched gap and using method thereof |
| CN202693179U (en) * | 2012-07-27 | 2013-01-23 | 中国计量学院 | Compressor cylinder body main shaft torque and piston top cylinder displacement testing equipment |
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