CN102230846B - Electronic expansion valve rotary type multiple stations integration testing device - Google Patents
Electronic expansion valve rotary type multiple stations integration testing device Download PDFInfo
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- CN102230846B CN102230846B CN 201110084133 CN201110084133A CN102230846B CN 102230846 B CN102230846 B CN 102230846B CN 201110084133 CN201110084133 CN 201110084133 CN 201110084133 A CN201110084133 A CN 201110084133A CN 102230846 B CN102230846 B CN 102230846B
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Abstract
The invention discloses an electronic expansion valve rotary type multiple stations integration testing device. The device comprises a valve loading station, a valve closing station, a valve closing flow determination station, a valve opening point determination station 1, a valve opening point determination station 2, a zeroload flow determination station, a high pressure valve opening station, a loading flow determination station, a low flow determination station, a high flow determination station, a pulse setting station, a stationary work table, a swivelling angular table, an index dial, a control system and the like. During an operation, an operation worker takes down a measured valve from the valve loading station and put a valve to be measured in place after scanning. The valve to be measured is conveyed to each appointed station to realize operations of valve closing flow determination, valve opening point determination, maximal valve opening differential pressure, multi-point flow determination, factory pulse setting and the like. In a present electronic expansion valve testing device, automation degree is low, a new clamp needs to be installed after testing each index, and a device can only test a performance index. According to the testing device in the invention, the above disadvantages are overcome, working time is saved and automation degree of testing is raised.
Description
Technical field
The present invention relates to the electric expansion valve proving installation, especially relate to a kind of rotary type multi-station comprehensive test device of electric expansion valve.
Background technology
Throttle mechanism and compressor, condenser, evaporator and be called " the four big parts " of refrigeration system in refrigeration system; It is one of requisite element in the refrigeration system; Play a part the throttling step-down, directly controlling the degree of superheat of the flow and the evaporator outlet of evaporator refrigerant.Electric expansion valve is as a kind of throttle mechanism, along with the increased popularity of convertible frequency air-conditioner, uses more and more widely, compares with traditional kapillary, restriction sleeve and heating power expansion valve, and electric expansion valve has advantages such as degree of regulation height, range of adjustment are big.And at present during low, the test block mounting cost of the automaticity of electric expansion valve testing apparatus, shortcoming such as the replacement frock clamp is time-consuming; Especially an equipment can only be tested performance index; It is low to cause testing whole efficiency; Developing a clamping and accomplish all properties test, the faster testing apparatus of flow of electronic expansion valve easily and test technology and method of application, satisfy the higher demand of electric expansion valve manufacturing enterprise, is the effective way that improves electric expansion valve production efficient.
Summary of the invention
In order to improve whole work efficiency and security, the object of the present invention is to provide a kind of rotary type multi-station comprehensive test device of electric expansion valve.
The technical scheme that the present invention adopts is:
This device adopts circular rotary table; The peripheral annulus of table surface partly is a stationary work-table; Be supported on below the stationary work-table on equally distributed first column, second column, the 3rd column, the 4th column; The stationary work-table left side is provided with switch board, above the stationary work-table since first column counterclockwise even installation valve load/unload stations arranged evenly, close the valve station, close valve flow quantitative determination station, open valve point and measure first station, open valve point and measure second station, no load discharge and measure station, height and press off valve station, load flow and measure station, low discharge and measure station, big flow measurement station, pulse and set station; Key box is installed on the valve load/unload stations left side; Scanner is installed on valve load/unload stations the right; Close valve station the right optoelectronic switch is installed; Near the electric mounting circular ring of horizontal direction fixing test of stationary work-table one side, circular portion is a rotary table in the middle of the table surface between said four root posts, and the rotary table table top is near the even identical rotary table station frock of arranged evenly and above-mentioned station number of stationary work-table circumference; The rotary table center connects turning axle, is connected to the index plate of translator under the axial rotary.
On the described detecting electric mounting circular ring; The first column inner side is installed the frock cylinder and is used two-position five-way valve; The frock cylinder is installed pulse with the two-position five-way valve left side and is set station electronic expansion valve controls device; The frock cylinder is installed with two-position five-way valve the right and is closed valve station electronic expansion valve controls device; Close valve station electronic expansion valve controls device and counterclockwise set to install successively between the station electronic expansion valve controls device to pulse and close the valve flow amount and close valve flow quantitative determination station air inlet solenoid valve, close valve flow quantitative determination station electronic flow-meter, open valve point and measure the first station air inlet solenoid valve, open valve point and measure the first station electronic flow-meter, open valve point and measure the first station electronic expansion valve controls device, open valve point and measure the second station air inlet solenoid valve, open valve point and measure the second station electronic flow-meter, open valve point and measure the second station electronic expansion valve controls device, no load discharge and measure station air inlet solenoid valve, no load discharge and measure station electronic flow-meter, no load discharge and measure station electronic expansion valve controls device, height and press off valve station air inlet solenoid valve, height and press off valve station electronic expansion valve controls device, load flow and measure station air inlet solenoid valve, load flow and measure station electronic flow-meter, load flow and measure station electronic expansion valve controls device, low discharge and measure that station air inlet solenoid valve, low discharge are measured the station electronic flow-meter, low discharge is measured station electronic expansion valve controls device, big flow measurement station air inlet solenoid valve, big flow measurement station electronic flow-meter, big flow measurement station electronic expansion valve controls device, switch board connects said controller, solenoid valve and flowmeter and controls the work of corresponding station frock.
Described rotary table station tool structure is identical; Fixed base plate is all arranged at each rotary table station frock bottom; Vertically install and fix riser near turning axle one side above the fixed base plate, fixed board is connected swingle with Fixed latches through set bolt, below the swingle near fixed base plate center installation top board; Air outlet adapter is installed in the fixed base plate center; Inlet suction port is installed on the air outlet adapter left side, and inlet suction port is connected draft tube and escape pipe with air outlet adapter respectively through the gas circuit adapter, and fixed base plate is installed the tracheae fixed cover away from the turning axle one side left side; Fixed base plate is installed first coupling bar and second coupling bar away from turning axle one side the right; Twine first spring on first coupling bar and be connected to passive contact copper sheet back up pad, twine second spring on second coupling bar two and be connected to passive contact copper sheet back up pad, passive contact latten(-tin) is installed on the passive contact copper sheet back up pad.
Described valve load/unload stations, close the valve station, close valve flow quantitative determination station, open valve point and measure first station, open valve point and measure second station, no load discharge and measure station, height and press off valve station, load flow and measure station, low discharge and measure station, big flow measurement station and pulse and set station identical tool structure is all arranged; The frock base plate is all arranged at each stationary work-table station frock bottom; The frock base plate is vertically installed air cylinder fixed plate near turning axle one side; Cylinder is fixed on cylinder base plate and air cylinder fixed plate square position; Cylinder connects air passage block near turning axle one side; The air passage block left side leans on the turning axle outside to aim at draft tube and the escape pipe position is provided with the air inlet seal respectively and goes out hermetic sealing, and the air inlet seal goes out hermetic sealing through the inner air outlet adapter that connects of air passage block through the inner inlet suction port that connects of air passage block; Air passage block the right is leaned on the turning axle outside to install and is initiatively contacted the copper sheet back up pad, initiatively contacts to install on the copper sheet back up pad initiatively to contact copper sheet.
Close valve flow quantitative determination station on the described stationary work-table, open valve point and measure first station, open valve point and measure second station, no load discharge and measure station, load flow and measure station, low discharge to measure the gas piping of station, big flow measurement station identical; Opening valve point measures the gas piping structure of first station and be: test gas is measured to feed behind the first station air inlet solenoid valve and is opened valve point and measure the first station electronic flow-meter through opening valve point; Measure the draft tube that gets into rotary table station frock behind inlet suction port and the air inlet seal of the first station frock through opening valve point again; Draft tube is connected to the air intake opening of electric expansion valve; Test gas feeds the escape pipe of rotary table station frock through the gas outlet of electric expansion valve; Measure hermetic sealing and the air outlet adapter of the first station frock and discharge through opening valve point at last; Coil is installed in tested electric expansion valve top, opens valve point and measures a station electronic expansion valve controls device control coil switch electronic expansion valve.
The high gas piping structure that presses off the valve station is on the described stationary work-table: test gas presses off the draft tube that feeds entering rotary table station frock behind high inlet suction port and the air inlet seal that presses off on the valve station frock behind the valve station air inlet solenoid valve through height; Draft tube is connected to the air intake opening of electric expansion valve; The gas outlet of test gas through electric expansion valve feeds the escape pipe of rotary table station frock, goes out hermetic sealing and air outlet adapter discharge through what height pressed off valve station frock at last.
The beneficial effect that the present invention has is:
1, solves index of low, the every survey of present electric expansion valve proving installation automaticity and all needed the shortcoming of clamping again, practiced thrift the working time.
2, overcome the defective that a table apparatus can only be tested performance index, a table apparatus just can be accomplished all properties test, has improved the test automation degree.
3, all properties index that tests electric expansion valve only need a workman be operated, and has saved job costs greatly, improves the competitiveness of product in market.
Description of drawings
Fig. 1 is a schematic top plan view of the present invention;
Fig. 2 is that the master of Fig. 1 looks synoptic diagram;
Fig. 3 is a detecting electric mounting circular ring schematic top plan view among the present invention;
Fig. 4 is a rotary table station frock schematic top plan view among the present invention;
Fig. 5 is the schematic side view of Fig. 4;
Fig. 6 is a stationary work-table station frock elevational schematic view among the present invention;
Fig. 7 is that control system connects block diagram among the present invention;
Fig. 8 opens valve point to measure station test pneumatic diagram among the present invention;
Fig. 9 is each test station function description table among the present invention;
Among the figure: 1. key box, 2. scanner, 3. optoelectronic switch, 4. valve load/unload stations, 5. rotary table station frock; 6. close the valve station, 8. close valve flow quantitative determination station, 10. open valve point and measure first station, 12. open valve point measures second station, and 14. no load discharges are measured station; 16. height presses off the valve station, 18. load flows are measured station, and 20. low discharges are measured station, 22. big flow measurement stations, and station is set in 24. pulses; 26. switch board, 27. stationary work-tables, 28. rotary tables, 29. first columns, 30. second columns; 31. turning axle, 32. index plates, 33. detecting electric mounting circular rings, 34. the 3rd columns, 35. the 4th columns; 36. close valve station electronic expansion valve controls device, 37. close valve flow quantitative determination station air inlet solenoid valve, 38. close valve flow quantitative determination station electronic flow-meter, and 39. open valve point measures the first station air inlet solenoid valve, and 40. open valve point measures the first station electronic flow-meter; Measure the first station electronic expansion valve controls device 41. open valve point, 42. open valve point measures the second station air inlet solenoid valve, and 43. open valve point measures the second station electronic flow-meter, and 44. open valve point measures the second station electronic expansion valve controls device, and 45. no load discharges are measured station air inlet solenoid valve; 46. no load discharge is measured the station electronic flow-meter, 47. no load discharges are measured station electronic expansion valve controls device, and 48. height press off valve station air inlet solenoid valve, and 49. frock cylinders are used two-position five-way valve, and 50. height press off valve station electronic expansion valve controls device; 51. load flow is measured station air inlet solenoid valve, 52. load flows are measured the station electronic flow-meter, and 53. load flows are measured station electronic expansion valve controls device, and 54. low discharges are measured station air inlet solenoid valve, and 55. low discharges are measured the station electronic flow-meter; 56. low discharge is measured station electronic expansion valve controls device, 57. big flow measurement station air inlet solenoid valves, and 58. big flow measurement station electronic flow-meters, 59. big flow measurement station electronic expansion valve controls devices, station electronic expansion valve controls device is set in 60. pulses; 61. fixed base plate, 62. fixed boards, 63. set bolts, 64. Fixed latches, 65. swingles; 66. escape pipe, 67. draft tube, 68. first coupling bars, 69. first springs, 70. second coupling bars; 71. second spring, 72. passive contact copper sheet back up pads, 73. passive contact latten(-tin)s, 74. tracheae fixed covers; 75. inlet suction port, 76. air outlet adapters, 77. gas circuit adapters, 78. top boards; 79. the frock base plate, 80. cylinders, 81. air cylinder fixed plate, 82. air passage blocks; 83. the air inlet seal, 84. go out hermetic sealing, and 85. initiatively contact the copper sheet back up pad, and 86. initiatively contact copper sheet; 87. inlet suction port, 88. air outlet adapters, 89. tested electric expansion valves, 90. coils
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Like Fig. 1, shown in Figure 2; This device adopts circular rotary table 28; The peripheral annulus of table surface partly is a stationary work-table 27; Be supported on below the stationary work-table 27 on equally distributed first column 34, second column 29, the 3rd column 35, the 4th column 30; Stationary work-table 27 left sides are provided with switch board 26, above the stationary work-table 27 since the counterclockwise even installation valve load/unload stations arranged evenly of first column 34 4, close valve station 6, close valve flow quantitative determination station 8, open valve point and measure first station 10, open valve point and measure second station 12, no load discharge and measure station 14, height and press off that valve station 16, load flow are measured station 18, low discharge is measured station 20, big flow measurement station 22, pulse setting station 24; Key box 1 is installed on valve load/unload stations 4 left sides; Scanner 2 is installed on valve load/unload stations 4 the right; Close valve station 6 the right optoelectronic switch 3 is installed; Near the electric mounting circular ring 33 of the horizontal direction fixing test of stationary work-table 27 1 sides, circular portion is a rotary table 28 in the middle of the table surface between said four root posts, and rotary table 28 table tops are near the even identical rotary table station frock of arranged evenly and above-mentioned station number of stationary work-table 27 circumference; Rotary table 28 centers connect turning axle 31, and turning axle 31 is connected to the index plate 32 of translator downwards.
As shown in Figure 3; On the detecting electric mounting circular ring 33; First column, 34 inner sides are installed the frock cylinder with two-position five-way valve 49; The frock cylinder is installed pulse with two-position five-way valve 49 left sides and is set station electronic expansion valve controls device 60; The frock cylinder is installed with two-position five-way valve 49 the right and is closed valve station electronic expansion valve controls device 36; Close valve station electronic expansion valve controls device 36 and counterclockwise set to install successively between the station electronic expansion valve controls device 60 to pulse and close the valve flow amount and close valve flow quantitative determination station air inlet solenoid valve 37, close valve flow quantitative determination station electronic flow-meter 38, open valve point and measure the first station air inlet solenoid valve 39, open valve point and measure the first station electronic flow-meter 40, open valve point and measure the first station electronic expansion valve controls device 41, open valve point and measure the second station air inlet solenoid valve 42, open valve point and measure the second station electronic flow-meter 43, open valve point and measure the second station electronic expansion valve controls device 44, no load discharge and measure station air inlet solenoid valve 45, no load discharge and measure station electronic flow-meter 46, no load discharge and measure station electronic expansion valve controls device 47, height and press off valve station air inlet solenoid valve 48, height and press off valve station electronic expansion valve controls device 50, load flow and measure station air inlet solenoid valve 51, load flow and measure station electronic flow-meter 52, load flow and measure station electronic expansion valve controls device 53, low discharge and measure that station air inlet solenoid valve 54, low discharge are measured station electronic flow-meter 55, low discharge is measured station electronic expansion valve controls device 56, big flow measurement station air inlet solenoid valve 57, big flow measurement station electronic flow-meter 58, big flow measurement station electronic expansion valve controls device 59, switch board 26 connection said controller, solenoid valve and flowmeters are also controlled the work of corresponding station frock.
Like Fig. 4, shown in Figure 5; Rotary table station tool structure is identical; Fixed base plate 61 is all arranged at each rotary table station frock bottom; Vertically install and fix riser 62 near turning axle 31 1 sides above the fixed base plate 61, fixed board 62 is connected swingle 65 through set bolt 63 with Fixed latches 64, and swingle 65 is following near fixed base plate 61 centers installation top board 78; Air outlet adapter 76 is installed in fixed base plate 61 centers; Inlet suction port 75 is installed on air outlet adapter 76 left sides, and inlet suction port 75 is connected draft tube 67 and escape pipe 66 with air outlet adapter 76 respectively through gas circuit adapter 77, and fixed base plate 61 is installed tracheae fixed cover 74 away from the turning axle 31 1 side left sides; Fixed base plate 61 is installed first coupling bar 68 and second coupling bar 70 away from turning axle 31 1 sides the right; Twine first spring 69 on first coupling bar 68 and be connected to and twine second spring 71 on passive contact copper sheet back up pad 72, the second coupling bars 70 and be connected to passive contact copper sheet back up pad 72, passive contact latten(-tin) 73 is installed on the passive contact copper sheet back up pad 72.
As shown in Figure 6; Valve load/unload stations 4, close valve station 6, close valve flow quantitative determination station 8, open valve point and measure first station 10, open valve point and measure second station 12, no load discharge and measure station 14, height and press off valve station 16, load flow and measure station 18, low discharge and measure station 20, big flow measurement station 22 and pulse and set station 24 identical tool structure is all arranged; Frock base plate 79 is all arranged at each stationary work-table station frock bottom; Frock base plate 79 is vertically installed air cylinder fixed plate 81 near turning axle 31 1 sides; Cylinder 80 is fixed on cylinder base plate 79 and air cylinder fixed plate 81 square position; Cylinder 80 connects air passage block 82 near turning axle 31 1 sides; Air passage block 82 left sides are leaned on turning axle 31 outsides to aim at draft tube 67 and air inlet seal 83 are set respectively and go out hermetic sealing 84 with escape pipe 66 positions, and air inlet seal 83 goes out hermetic sealing 84 through the air passage block 82 inner air outlet adapters 88 that connect through the air passage block 82 inner inlet suction ports 87 that connect; Air passage block 82 the right are leaned on turning axle 31 outsides to install and are initiatively contacted copper sheet back up pad 85, initiatively contact to install on the copper sheet back up pad 85 initiatively to contact copper sheet 86.
As shown in Figure 7; Industrial computer connects the CPU of bar-code reader and PLC; The CPU of PLC carries the serial port module that interface connects PLC through PLC, and serial port module connects all electronic expansion valve controls devices through 485 buses, and serial port module connects the AD module through carrying interface; The AD module connects each thermal flowmeter; Thermal flowmeter can be uploaded PLC with simulating signal with test gained flow, and the AD module connects the DI module through carrying interface, and the DI module connects signal input controlling parts such as stop key, pneumatic, optoelectronic switch; The DI module connects the DO module through carrying interface, and the DO module connects signal output controlling parts such as pilot lamp, turntable control interface, each air inlet solenoid valve, two-position five-way valve.
As shown in Figure 8, close valve flow quantitative determination station 8 on the stationary work-table 27, open valve point and measure first station 10, open valve point and measure second station 12, no load discharge and measure station 14, load flow and measure station 18, low discharge to measure the gas piping of station 20, big flow measurement station 22 identical; Opening valve point measures the gas piping structure of first station 10 and be: test gas is measured the first station air inlet solenoid valve, 39 backs and is fed and open valve point and measure the first station electronic flow-meter 40 through opening valve point; Measure the inlet suction port 87 of first station, 10 frocks and the draft tube 67 of air inlet seal 83 back entering rotary table station frocks through opening valve point again; Draft tube 67 is connected to the air intake opening of electric expansion valve 89; Test gas feeds the escape pipe 66 of rotary table station frock through the gas outlet of electric expansion valve 89; Measure the hermetic sealing 84 of of first station, 10 frocks and discharge through opening valve point at last with air outlet adapter 88; Coil 90 is installed in tested electric expansion valve 89 tops, opens valve point and measures a station electronic expansion valve controls device 41 control coils 90 switch electronic expansion valves 89.
As shown in Figure 9; The high gas piping structure that presses off valve station 16 is on the stationary work-table 27: test gas presses off valve station air inlet solenoid valve 48 backs through height and feeds the draft tube 67 that high inlet suction port 87 and air inlet seal 83 backs that press off on valve station 16 frocks get into rotary table station frocks; Draft tube 67 is connected to the air intake opening of electric expansion valve 89; The gas outlet of test gas through electric expansion valve 89 feeds the escape pipe 66 of rotary table station frock, and the hermetic sealing 84 that goes out that presses off valve station 16 frocks through height is at last discharged with air outlet adapter 88.
As shown in table 1, the valve load/unload stations is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: unloading EOT valve, treat the side valve scanning barcode, and treat the side valve installation in position, valve pocket coil to be measured compresses measured piece.Close the valve station and be applicable to that full cut-off has flow valve and full cut-off not to have flow valve, testing procedure is following: whether valve is arranged on the test fixture, send out reverse impulse and close valve.Close valve flow quantitative determination station and belong to full cut-off flow detection operation, be applicable to that full cut-off has flow valve, testing procedure is following: feed the 1Mpa pressure gas, again test traffic.Open valve point and measure a station and belong to out valve point and detect operation, be applicable to that full cut-off do not have flow valve, testing procedure is following: after rotateing in place; Feed 0.1Mpa pressurized air; Pulse is sent in pointwise, measures each pulse down-off, judges whether out valve point according to flow; If to opening valve point, finish to open the valve point test.Opening valve point measures two stations and belongs to out valve point and detect operation; Be applicable to that full cut-off do not have flow valve; Testing procedure is following: measure a station and also do not measure out valve point if open valve point, then open valve point and measure two stations and feed 0.1Mpa pressurized air and continue pointwise and send pulse, measure each pulse down-off; Open the valve point flow up to flow arrival, send out reverse impulse then and close valve.No load discharge is measured station and belonged to maximum actuation pressure differential detection operation, is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: after rotateing in place, send specific pulse and drive valve, feed 0.1Mpa pressurized air, flow Q1 is measured in time-delay.Height presses off the valve station and belongs to maximum actuation pressure differential detection operation, is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: send out reverse impulse and close valve, feed the 3.4Mpa gases at high pressure, send specific pulse and drive valve.Load flow is measured station and is belonged to maximum actuation pressure differential detection operation, is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: feed pressurized air 0.1Mpa; Measure flow Q2; Calculate (Q2-Q1)/Q1, judge whether product is qualified, send out reverse impulse and close valve.Low discharge is measured station and is belonged to multi-point flux detection operation; Be applicable to that full cut-off has flow valve and full cut-off not to have flow valve, testing procedure is following: send specific pulse and drive valve, feed pressurized air 0.1Mpa; Measure first flow, continue to send pulse then and drive valve to specific pulse.Big flow measurement station belongs to multi-point flux and detects operation, is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: feed pressurized air 0.1Mpa, measure second flow, increase specific pulse again, measure thirdly flow.Pulse setting station belongs to the product pulse of dispatching from the factory operation is set, and is applicable to that full cut-off has flow valve and full cut-off not to have flow valve, and testing procedure is following: send out reverse impulse and close valve, send then and open the valve pulse to the factory setting number.
Table 1:
Claims (6)
1. the rotary type multi-station comprehensive test device of an electric expansion valve; It is characterized in that: adopt circular rotary table (28); The peripheral annulus of table surface partly is stationary work-table (27); Be supported on below the stationary work-table (27) on equally distributed first column (34), second column (29), the 3rd column (35), the 4th column (30); Stationary work-table (27) left side is provided with switch board (26), above the stationary work-table (27) since first column (34) counterclockwise even installation valve load/unload stations arranged evenly (4), close valve station (6), close valve flow quantitative determination station (8), open valve point and measure first station (10), open valve point and measure second station (12), no load discharge and measure station (14), height and press off that valve station (16), load flow are measured station (18), low discharge is measured station (20), big flow measurement station (22), pulse setting station (24); Key box (1) is installed on valve load/unload stations (4) left side; Scanner (2) is installed on valve load/unload stations (4) the right; Close valve station (6) the right optoelectronic switch (3) is installed; Near the electric mounting circular ring of horizontal direction fixing test (33) of stationary work-table (27) one sides, circular portion is rotary table (28) in the middle of the table surface between said four root posts, and rotary table (28) table top is near the even identical rotary table station frock of arranged evenly and above-mentioned station number of stationary work-table (27) circumference; Rotary table (28) center connects turning axle (31), and turning axle (31) is connected to the index plate (32) of translator downwards.
2. the rotary type multi-station comprehensive test device of a kind of electric expansion valve according to claim 1; It is characterized in that: on the described detecting electric mounting circular ring (33); First column (34) inner side is installed the frock cylinder with two-position five-way valve (49); The frock cylinder is installed pulse with two-position five-way valve (49) left side and is set station electronic expansion valve controls device (60); The frock cylinder is installed with two-position five-way valve (49) the right and is closed valve station electronic expansion valve controls device (36); Close valve station electronic expansion valve controls device (36) and counterclockwise set to install successively between the station electronic expansion valve controls device (60) to pulse and close valve flow quantitative determination station air inlet solenoid valve (37), close valve flow quantitative determination station electronic flow-meter (38), open valve point and measure the first station air inlet solenoid valve (39), open valve point and measure the first station electronic flow-meter (40), open valve point and measure the first station electronic expansion valve controls device (41), open valve point and measure the second station air inlet solenoid valve (42), open valve point and measure the second station electronic flow-meter (43), open valve point and measure the second station electronic expansion valve controls device (44), no load discharge and measure station air inlet solenoid valve (45), no load discharge and measure station electronic flow-meter (46), no load discharge and measure station electronic expansion valve controls device (47), height and press off valve station air inlet solenoid valve (48), height and press off valve station electronic expansion valve controls device (50), load flow and measure station air inlet solenoid valve (51), load flow and measure station electronic flow-meter (52), load flow and measure station electronic expansion valve controls device (53), low discharge and measure station air inlet solenoid valve (54), low discharge and measure station electronic flow-meter (55), low discharge and measure station electronic expansion valve controls device (56), big flow measurement station air inlet solenoid valve (57), big flow measurement station electronic flow-meter (58), flow measurement station electronic expansion valve controls device (59) greatly, switch board (26) connects said controller, solenoid valve and flowmeter and controls the work of corresponding station frock.
3. the rotary type multi-station comprehensive test device of a kind of electric expansion valve according to claim 1; It is characterized in that: described rotary table station tool structure is identical; Fixed base plate (61) is all arranged at each rotary table station frock bottom; Vertically install and fix riser (62) near turning axle (31) one sides above the fixed base plate (61); Fixed board (62) is connected swingle (65) through set bolt (63) with Fixed latches (64); Near fixed base plate (61) center top board (78) is installed below the swingle (65), air outlet adapter (76) is installed in fixed base plate (61) center, and inlet suction port (75) is installed on air outlet adapter (76) left side; Inlet suction port (75) is connected draft tube (67) and escape pipe (66) with air outlet adapter (76) respectively through gas circuit adapter (77); Fixed base plate (61) is installed tracheae fixed cover (74) away from turning axle (31) the one side left sides, and fixed base plate (61) is installed first coupling bar (68) and second coupling bar (70) away from turning axle (31) one sides the right, and first coupling bar (68) is gone up and twined first spring (69) and be connected to passive contact copper sheet back up pad (72); Second coupling bar (70) is gone up winding second spring (71) and is connected to passive contact copper sheet back up pad (72), and passive contact copper sheet back up pad (72) goes up installs passive contact latten(-tin) (73).
4. the rotary type multi-station comprehensive test device of a kind of electric expansion valve according to claim 1; It is characterized in that: described valve load/unload stations (4), close valve station (6), close valve flow quantitative determination station (8), open valve point and measure first station (10), open valve point and measure second station (12), no load discharge and measure station (14), height and press off valve station (16), load flow and measure that station (18), low discharge are measured station (20), big flow measurement station (22) all has identical tool structure with pulse setting station (24); Frock base plate (79) is all arranged at each stationary work-table station frock bottom; Frock base plate (79) is vertically installed air cylinder fixed plate (81) near turning axle (31) one sides; Cylinder (80) is fixed on cylinder base plate (79) and air cylinder fixed plate (81) square position; Cylinder (80) connects air passage block (82) near turning axle (31) one sides; Air passage block (82) left side leans on turning axle (31) outside to aim at draft tube (67) and escape pipe (66) position is provided with air inlet seal (83) respectively and goes out hermetic sealing (84); Air inlet seal (83) is through the inner inlet suction port (87) that connects of air passage block (82); Go out hermetic sealing (84) through the inner air outlet adapter (88) that connects of air passage block (82); Air passage block (82) the right is leaned on turning axle (31) outside to install and is initiatively contacted copper sheet back up pad (85), initiatively contact copper sheet back up pad (85) upward installation initiatively contact copper sheet (86).
5. the rotary type multi-station comprehensive test device of a kind of electric expansion valve according to claim 3; It is characterized in that, close valve flow quantitative determination station (8) on the described stationary work-table (27), open valve point and measure first station (10), open valve point and measure second station (12), no load discharge and measure station (14), load flow and measure station (18), low discharge to measure the gas piping of station (20), big flow measurement station (22) identical; Opening valve point measures the gas piping structure of first station (10) and be: test gas is measured the first station air inlet solenoid valve (39) back and is fed and open valve point and measure the first station electronic flow-meter (40) through opening valve point; Measure the inlet suction port (87) of first station (10) frock and the draft tube (67) that air inlet seal (83) back gets into rotary table station frock through opening valve point again; Draft tube (67) is connected to the air intake opening of electric expansion valve (89); Test gas feeds the escape pipe (66) of rotary table station frock through the gas outlet of electric expansion valve (89); Measure hermetic sealing (84) and the air outlet adapter (88) of first station (10) frock and discharge through opening valve point at last; Coil (90) is installed in tested electric expansion valve (89) top, opens valve point and measures station electronic expansion valve controls device (41) control coil (a 90) switch electronic expansion valve (89).
6. the rotary type multi-station comprehensive test device of a kind of electric expansion valve according to claim 3; It is characterized in that; Described stationary work-table (27) is gone up the gas piping structure that height presses off valve station (16): test gas presses off valve station air inlet solenoid valve (48) back through height and feeds height and press off inlet suction port (87) and the draft tube (67) of air inlet seal (83) back entering rotary table station frock on valve station (16) frock; Draft tube (67) is connected to the air intake opening of electric expansion valve (89); The gas outlet of test gas through electric expansion valve (89) feeds the escape pipe (66) of rotary table station frock, goes out hermetic sealing (84) and air outlet adapter (88) discharge through what height pressed off valve station (16) frock at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110084133 CN102230846B (en) | 2011-03-31 | 2011-03-31 | Electronic expansion valve rotary type multiple stations integration testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110084133 CN102230846B (en) | 2011-03-31 | 2011-03-31 | Electronic expansion valve rotary type multiple stations integration testing device |
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| CN102230846A CN102230846A (en) | 2011-11-02 |
| CN102230846B true CN102230846B (en) | 2012-12-19 |
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| CN 201110084133 Expired - Fee Related CN102230846B (en) | 2011-03-31 | 2011-03-31 | Electronic expansion valve rotary type multiple stations integration testing device |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472334B (en) * | 2013-09-16 | 2015-12-23 | 中国计量学院 | The rotary type multi-station combination property auxiliary test unit of electromagnetic valve coil |
| CN103698094B (en) * | 2013-12-27 | 2015-09-16 | 中国计量学院 | The Work piece sealing pick-up unit of multistation |
| CN103913307B (en) * | 2014-04-22 | 2016-08-24 | 中国计量学院 | Under normal-temperature operation, air-conditioner throttling valve packaged type makees the tester of dynamic pressure detection |
| CN104390767B (en) * | 2014-09-28 | 2017-01-25 | 宁波舜江汽车部件制造有限公司 | Fuel tank cap automatic detection apparatus |
| CN105865775B (en) * | 2016-06-06 | 2018-04-06 | 上海比泽机电设备科技有限公司 | Full-automatic pilot valve combination property test desk |
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| JP2018022645A (en) * | 2016-08-05 | 2018-02-08 | 住友電装株式会社 | Wiring module production facility |
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| CN107290138A (en) * | 2017-05-19 | 2017-10-24 | 耐世特凌云驱动系统（芜湖）有限公司 | CV saves automatic detection device |
| CN107179171B (en) * | 2017-06-27 | 2024-08-20 | 南京思来机器人有限公司 | Ten-station combined detection station |
| CN107966291B (en) * | 2017-12-29 | 2024-03-05 | 贵州大学 | Pressure relief valve detects revolving stage |
| CN116296358B (en) * | 2023-05-22 | 2024-02-20 | 四川弥韧科技有限公司 | Automatic detection equipment and detection method for self-closing valve |
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| CN101829858A (en) * | 2010-05-18 | 2010-09-15 | 浙江新劲空调设备有限公司 | Multi-station welding device and method for auto expansion valve |
| CN201645268U (en) * | 2010-03-09 | 2010-11-24 | 庞丕杰 | Multi-station hanging hook turntable type shot blasting machine |
| CN202041373U (en) * | 2011-03-31 | 2011-11-16 | 中国计量学院 | Rotary type multi-station integrative testing device for electronic expansion valve |
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Patent Citations (4)
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| GB1578556A (en) * | 1977-05-19 | 1980-11-05 | Standard Telephones Cables Ltd | Vacuum system for turret processing machine |
| CN201645268U (en) * | 2010-03-09 | 2010-11-24 | 庞丕杰 | Multi-station hanging hook turntable type shot blasting machine |
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| CN202041373U (en) * | 2011-03-31 | 2011-11-16 | 中国计量学院 | Rotary type multi-station integrative testing device for electronic expansion valve |
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