CN201535715U - Test device for centering lining of aero-engine wheel disk - Google Patents
Test device for centering lining of aero-engine wheel disk Download PDFInfo
- Publication number
- CN201535715U CN201535715U CN2009200342535U CN200920034253U CN201535715U CN 201535715 U CN201535715 U CN 201535715U CN 2009200342535 U CN2009200342535 U CN 2009200342535U CN 200920034253 U CN200920034253 U CN 200920034253U CN 201535715 U CN201535715 U CN 201535715U
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- centering sleeve
- group section
- heating furnace
- aeromotor
- flange
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Abstract
A test device for a centering lining of an aero-engine wheel disk is characterized in that two ends of a loading rod (4) are connected with a load sensor (3) and a hydraulic-pressure actuator cylinder (5) respectively; two ends of a clearance adjusting rod (6) are connected with the hydraulic-pressure actuator cylinder (5) and an upper connecting flange (18) respectively; input and output terminals of a load controller (19) are connected with the load sensor and the hydraulic-pressure actuator cylinder respectively; the rear end of the centering lining (12) is matched with the inner surface of a lower connecting section (13); one end of an upper connecting section (10) is matched with the lower surface of an adjusting gasket (11), and the other end is connected with a lower connecting flange; the centering lining (12) is arranged in a heating furnace (15); a temperature sensor (20) is connected with an input terminal of a heating controller (16); and an output terminal of the heating controller (16) is connected with the heating furnace (15). The test device has the advantages of fast heating, reliable temperature control, accurate extending and loading application, and no additional bending-moment load on the centering lining, fills the gap in the field in the domestic market, and has the characteristics of compact structure and convenient use.
Description
One, technical field
The invention belongs to aeromotor experimental technique field, relate to a kind of aeromotor wheel disc centering sleeve test unit.
Two, background technology
Aeromotor wheel disc centering sleeve pilot project is one of crucial test of engine reliability.Centering sleeve is one of key, important parts of aeromotor, and its inefficacy will cause serious accident, so must provide predetermined safe life by test.Because this test is domestic pilot project of carrying out first, there is not the experimental technique data can reference.Though did such test abroad, relate to core technology, all externally maintain secrecy, so China can't obtain the method for this test and the reference of test unit.As domestic expert is said-and this test specification height, difficulty is big, domesticly never does.Therefore, successfully carry out this test, the design of test unit is a key link, and the reasonable in design of test unit will be the important accurately assurance of decision test findings.To contribute for the safe handling of aeromotor life appraisal and engine by research to this test unit.
Three, summary of the invention
For overcoming the deficiency of still not having the device that to be engaged in the test of aeromotor wheel disc centering sleeve that exists in the prior art, the present invention proposes a kind of aeromotor wheel disc centering sleeve test unit.
The present invention includes loading measurement system and testing table.
Loading measurement system comprises ball adapter, Y-connection, load transducer, load bar, hydraulic actuator, load controller, gap adjustment bar.Ball adapter is fixed by a base and a day beam.Penetrate with pin in the universal bearing hole and the pin-and-hole in the middle part of the U-shaped chuck clamping plate of ball adapter, ball adapter is connected with Y-connection.The connecting link of Y-connection is screwed in the internal thread hole of load transducer one end.The threaded rod at the two ends of load bar screws in respectively in the internal thread hole of load transducer and hydraulic actuator.The right-hand thread end of gap adjustment bar screws in the hydraulic actuator, and the left-hand thread (LHT) end screws in to be gone up in the joint flange, and fastening by left-handed set nut.The input end of load controller is connected by lead with load transducer; The output terminal of load controller is connected by lead with hydraulic actuator.
Testing table comprises temperature sensor, heating controller, last group section, following group section, testing table base and heating furnace.Following group section is by being bolted on the testing table base; The centering sleeve rear end packs into to descend in the endoporus of group section, and makes the centering sleeve rear end that the upper surface on limit and the inside surface close fit of group section stepped hole are installed.The step of last group section one end is packed in the endoporus of centering sleeve, and the lower surface of the adjustment packing ring in the upper surface that makes this step and the centering sleeve matches; The threaded rod of the last group section other end packs into to descend in the threaded hole of switching flange, and fastening by the dextrorotation set nut.Under the flange of transferring be connected by coupling bolt with last switching flange.
Heating furnace is enclosed in the centering sleeve outside, and heating furnace is fixed into integral body by the installation of the heating furnace on heating furnace housing limit; Regulate the height that leg is adjusted heating furnace by heating furnace, the interior center of the furnace chamber that centering sleeve is placed.Temperature sensor is connected by compensating wire with the heating controller input end; The output terminal of heating controller is connected with heating furnace by lead.
Gap adjustment bar and hydraulic actuator link are right-hand thread, with last joint flange link be left-hand thread (LHT).
One end of Y-connection is the U-shaped chuck, and there is with one heart and connects the pin-and-hole of clamping plate at the clamping plate middle part of U-shaped chuck symmetry; Connecting link one end of Y-connection is an external thread rod.
Heating furnace is a two halves opposite opened cylindrical shape; The internal diameter of heating furnace is greater than lining external diameter 200mm; The body of heater outside surface that cooperatively interacts at the body of heater of heating furnace dimidiation all has a pair of heating furnace that the limit is installed, when the body of heater of heating furnace synthesize one circular when whole, it is fixedly connected with the two halves body of heater by heating furnace the limit to be installed.The hole of Different Diameter is arranged in termination, heating furnace body two ends, and wherein the threaded rod of group section is passed in the hole of an end; Clearance fit between the threaded rod of heating furnace body and last group section, and fill asbestos; The aperture of the other end is with the external diameter of testing table base; And clearance fit between heating furnace body and the testing table base, and fill asbestos.Heating furnace has four heating furnaces and regulates leg, is used to regulate the heating furnace height.The heating furnace inwall is equipped with electric heater, and its outer wall is a heat-insulation layer.
The length of last group section is the wall thickness+200mm of the heat-insulation layer of heating furnace end face.Last group section one end is the external thread that cooperates with the internal thread hole of the flange of transferring down.The other end is the two stage steps that external diameter successively increases; Wherein, the external diameter of first order step is less than the internal diameter of adjusting packing ring, and the external peripheral surface of first order step cooperates with the internal surface gaps of adjusting packing ring; The external diameter of second level step is identical with the diameter of centering sleeve front end endoporus, and the external peripheral surface of second level step matches with the inside surface of centering sleeve.
Following group section is the annulus that inner bore of step is arranged.The diameter of following group section inner bore of step is with centering sleeve rear end external diameter, and the radial depth of the inside surface of this step is installed the width on limit greater than the centering sleeve rear end.On the cylindrical end face of following group section, be distributed with connecting hole.
The diameter of testing table base endoporus is installed the external diameter on limit greater than the centering sleeve rear end.Be evenly distributed with mounting hole on the flange of testing table base one end.
The endoporus of flange of transferring down is a threaded hole, the external diameter of the same group section thread end of its internal diameter.The endoporus of last switching flange is left-handed threaded hole, and its internal diameter is with the external diameter of gap adjustment bar.Transfer down flange and on be distributed with connecting hole on the flange of switching flange, and down the connecting hole position on switching flange and the last switching flange is corresponding mutually.
Because the technical scheme that the present invention takes is only to test centering sleeve and the heating of local test device, so firing rate is fast; Temperature sensor is fixed on the centering sleeve along circle spacing 120 ° of distributions, and temperature control is reliable.Owing to adopt ball adapter and gap adjusting lever, make tensile load apply accurately, can additional bending moment load and add tensile load in advance.The ball adapter that is adopted has guaranteed that test unit is not at the trial to test centering sleeve additional bending moment load.Can simulate the duty of aeromotor wheel disc centering sleeve more truly by this aeromotor wheel disc centering sleeve test unit, finish test examination, provide the predetermined safe life of aeromotor wheel disc centering sleeve aeromotor wheel disc centering sleeve.Domestic blank aspect the test of aeromotor wheel disc centering sleeve has been filled up in succeeding in developing of this test unit.The present invention has compact conformation, and is easy for installation, simple to operate, the characteristics that are easy to adjust.
Four, description of drawings
Accompanying drawing 1 is a structural representation of the present invention;
Accompanying drawing 2 is the ball adapter structural representation;
Accompanying drawing 3 is the heating furnace structure synoptic diagram;
Accompanying drawing 4 is centering sleeve assembling partial schematic diagram.In the accompanying drawing:
1. ball adapter 2.U shape connector 3. load transducers 4. load bars
5. hydraulic actuator 6. gap adjustment bars 7. left-handed set nuts 8. times switching flange
9. group section 11. is adjusted packing ring 12. centering sleeves on the dextrorotation set nut 10.
13. following group section 14. test bases 15. heating furnaces 16. heating controllers
17. switching flange 19. load controllers 20. temperature sensors on the coupling bolt 18.
21. electric heater 22. heat-insulation layers 23. heating furnaces are regulated leg 24. heating furnaces the limit are installed
Five, embodiment
Present embodiment is the test unit that is used for aeromotor wheel disc centering sleeve, comprises loading measurement system and testing table.
Loading measurement system comprises ball adapter 1, Y-connection 2, load transducer 3, load bar 4, hydraulic actuator 5, load controller 19, gap adjustment bar 6.Wherein, load bar 4 is cylindrical rod member, and the two ends of load bar 4 are threaded rod.One end of Y-connection 2 is the U-shaped chuck; There is with one heart and connects the pin-and-hole of clamping plate at the clamping plate middle part of U-shaped chuck symmetry; Width between two clamping plate of U-shaped chuck is greater than the thickness of ball adapter 1; The other end of Y-connection 2 is cylindrical connecting link, and an end of this connecting link is connected with U-shaped chuck base plate middle part, and the other end is an external thread rod.Gap adjustment bar 6 is cylindrical rod member, and the two ends of this gap adjustment bar 6 are respectively external thread, and with hydraulic actuator 5 links be right-hand thread, with last joint flange 18 links be left-hand thread (LHT).As shown in Figure 2, ball adapter 1 is the universal spherical connector; End at ball adapter 1 has plinth, and ball adapter 1 is fixed by a base and a day beam.Load transducer 3 adopts drawing and pressing type cylindricality sensor.
During assembling, ball adapter 1 is fixed by a base and a day beam.Penetrate with pin in the universal bearing hole and U-shaped chuck clamping plate middle part pin-and-hole of ball adapter 1, ball adapter 1 is connected with Y-connection 2.The connecting link of Y-connection 2 screws in the load transducer 3 one end internal thread holes.The two ends of load bar 4 screw in respectively in the internal thread hole of load transducer 3 and hydraulic actuator 5.The right-hand thread of gap adjustment bar 6 screws in the hydraulic actuator 5, and left-hand thread (LHT) screws in and goes up in the joint flange 18, and fastening by left-handed set nut 7.The input end of load controller 19 and load transducer 3 are connected by lead; The output terminal of load controller 19 and hydraulic actuator 5 are connected by lead.
Testing table comprises temperature sensor 20, heating controller 16, last group section 10, following group section 13, testing table base 14 and heating furnace 15.
Following group section 13 is for there being the annulus of inner bore of step.The diameter of following group section 13 inner bore of step is with centering sleeve 12 rear end external diameters, and the radial depth of the inside surface of this step is installed the width on limit greater than centering sleeve 12 rear ends.On the cylindrical end face of following group section 13, be distributed with connecting hole.
Transfer down flange 8 and last switching flange 18 is the hollow solid of revolution that an end has flange.The endoporus of flange 8 of transferring down is a threaded hole, the external diameter of the same group section 10 thread end of its internal diameter.The endoporus of last switching flange 18 is left-handed threaded hole, and its internal diameter is with the external diameter of gap adjustment bar 6.Transfer down flange 8 and on be distributed with connecting hole on the flange of switching flange 18, and the connecting hole position on switching flange 8 and the last switching flange 18 is corresponding mutually down.
During assembling, will descend group section 13 by being bolted on the testing table base 14; Centering sleeve 12 rear ends are packed into to descend in the endoporus of group section 13, and make centering sleeve 12 rear ends that the upper surface on limit and the inside surface close fit of group section 13 stepped holes are installed; The second level step of last group section 10 1 ends is packed in the endoporus of centering sleeve 12, and the lower surface of the adjustment packing ring 11 in the upper surface that makes second level step and the centering sleeve matches.The threaded rod of last group section 10 other ends is packed into to descend in the threaded hole of switching flange 8, and fastening by dextrorotation set nut 9.The flange 8 of will transferring down is connected by coupling bolt 17 with last switching flange 18.
Because the technical scheme that the present invention takes is only to test centering sleeve and the heating of local test device, so firing rate is fast; Temperature sensor is fixed on the centering sleeve along circle spacing 120 ° of distributions, and temperature control is reliable.Owing to adopt ball adapter and gap adjusting lever, make tensile load apply accurately, can additional bending moment load and add tensile load in advance.The ball adapter that is adopted has guaranteed that test unit is not at the trial to test centering sleeve additional bending moment load.Can simulate the duty of aeromotor wheel disc centering sleeve more truly by this aeromotor wheel disc centering sleeve test unit, finish test examination, provide the predetermined safe life of aeromotor wheel disc centering sleeve aeromotor wheel disc centering sleeve.Domestic blank aspect the test of aeromotor wheel disc centering sleeve has been filled up in succeeding in developing of this test unit.The present invention has compact conformation, easy for installation, the simple to operate and characteristics that are easy to adjust.
Claims (10)
1. an aeromotor wheel disc centering sleeve test unit is characterized in that, described aeromotor wheel disc centering sleeve test unit comprises loading measurement system and testing table, wherein:
A. loading measurement system comprises ball adapter (1), connector (2), load transducer (3), load bar (4), hydraulic actuator (5), load controller (19), gap adjustment bar (6); The base of ball adapter (1) is fixed with a day beam; By pin ball adapter (1) is connected with Y-connection (2); The connecting link of Y-connection (2) is screwed in the internal thread hole of load transducer (3) one ends; The threaded rod at the two ends of load bar (4) screws in respectively in the internal thread hole of load transducer (3) and hydraulic actuator (5); Gap adjustment bar (6) is a right-hand thread with hydraulic actuator (5) link, with last joint flange (18) link be left-hand thread (LHT), and the right-hand thread of gap adjustment bar (6) screws in the hydraulic actuator (5), left-hand thread (LHT) screws in and goes up in the joint flange (18), and fastening by left-handed set nut (7); The input end of load controller (19) is connected by lead with load transducer (3); The output terminal of load controller (19) is connected by lead with hydraulic actuator (5);
B. testing table comprises temperature sensor, heating controller (16), last group section (10), following group section (13), testing table base (14) and heating furnace (15); Following group section (13) is fixed on the testing table base (14); Centering sleeve (12) rear end packs into to descend in the endoporus of group section (13), and the upper surface that makes centering sleeve (12) rear end that the limit is installed cooperates with the inside surface of group section (13) stepped hole; Last group section (10) one ends are packed in the endoporus of centering sleeve (12), and the lower surface of the adjustment packing ring (11) in the upper surface that makes group section (10) end step and the centering sleeve matches; The threaded rod of last group section (10) other end packs into to descend in the threaded hole of switching flange (8), and fastening by dextrorotation set nut (9);
C. switching flange (8) is connected by coupling bolt (17) with last switching flange (18) down;
D. centering sleeve (12) places the center in heating furnace (15) furnace chamber;
E. temperature sensor (20) is connected by compensating wire with the input end of heating controller (16); The output terminal of heating controller (16) is connected with heating furnace (15) by lead.
2. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that an end of described Y-connection (2) is the U-shaped chuck, and there is with one heart and connects the pin-and-hole of clamping plate at the clamping plate middle part of U-shaped chuck symmetry; Connecting link one end of Y-connection (2) is an external thread rod.
3. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that described heating furnace (15) is a two halves opposite opened cylindrical shape; The internal diameter of heating furnace (15) is greater than lining external diameter 200mm; The body of heater outside surface that cooperatively interacts at the body of heater of heating furnace (15) dimidiation all has a pair of heating furnace that limit (24) is installed; The hole of Different Diameter is arranged in termination, heating furnace body two ends, and wherein the aperture of an end is greater than the threaded rod external diameter of last group section (10), and the aperture of the other end is with the external diameter of testing table base (14); Clearance fit between heating furnace body and last group section (10) and the testing table base (14); Make centering sleeve place the heating stove furnace chamber center by regulating heating furnace adjusting leg (23).
4. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that, the described length that goes up group section (10) is the wall thickness+200mm of heating furnace (15) end face heat-insulation layer; Last group section (10) one ends have external thread, and the other end is the outer step of secondary; Wherein, the external diameter of first order step is less than the internal diameter of adjusting packing ring (11), and the external peripheral surface of first order step cooperates with the internal surface gaps of adjusting packing ring (11); The diameter of the same centering sleeve of the external diameter of second level step (12) front end endoporus is identical, and the external peripheral surface of second level step matches with the inside surface of centering sleeve (12).
5. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that, described group section (13) down is for there being the annulus of inner bore of step; The same centering sleeve of diameter (12) the rear end external diameter of following group section (13) inner bore of step, and the radial depth of the inside surface of this step is installed the width on limit greater than centering sleeve (12) rear end.
6. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that, the diameter of described testing table base (14) endoporus is installed the external diameter on limit greater than same centering sleeve (12) rear end.
7. a kind of according to claim 1 aeromotor wheel disc centering sleeve test unit is characterized in that, the described endoporus of switching flange (8) down is a threaded hole, the external diameter of the same group section of its internal diameter (10) thread end; The endoporus of last switching flange (18) is left-handed threaded hole, and its internal diameter is with the external diameter of gap adjustment bar (6); On the flange of flange (8) and last switching flange (18) of transferring down, be distributed with connecting hole, and the connecting hole position on transfer down flange (8) and the last switching flange (18) is corresponding mutually.
8. as a kind of aeromotor wheel disc centering sleeve test unit as described in the claim 3, it is characterized in that, between the body of heater of described heating furnace (15) and the last group section (10), all fill asbestos between the body of heater of heating furnace (15) and the testing table base (14).
9. as a kind of aeromotor wheel disc centering sleeve test unit as described in the claim 5, it is characterized in that, be distributed with connecting hole on the cylindrical end face of described group section (13) down.
10. as a kind of aeromotor wheel disc centering sleeve test unit as described in the claim 4, it is characterized in that the described external diameter of going up the outer step of secondary of group section (10) one ends successively increases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200342535U CN201535715U (en) | 2009-08-18 | 2009-08-18 | Test device for centering lining of aero-engine wheel disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200342535U CN201535715U (en) | 2009-08-18 | 2009-08-18 | Test device for centering lining of aero-engine wheel disk |
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| Publication Number | Publication Date |
|---|---|
| CN201535715U true CN201535715U (en) | 2010-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200342535U Expired - Lifetime CN201535715U (en) | 2009-08-18 | 2009-08-18 | Test device for centering lining of aero-engine wheel disk |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242747A (en) * | 2013-05-10 | 2013-08-14 | 西安航空动力股份有限公司 | Method for bonding low-pressure oil-filter outlet bushing of aeroengine |
| CN107263042A (en) * | 2016-04-08 | 2017-10-20 | 贵州黎阳航空动力有限公司 | Aero-engine high-pressure compressor assembles centering and rotating device |
| CN110514428A (en) * | 2019-09-24 | 2019-11-29 | 中国人民解放军空军工程大学 | A kind of bilateral loading platform for aviation connection structure testpieces |
| CN111238802A (en) * | 2020-01-19 | 2020-06-05 | 湖北三江航天红峰控制有限公司 | High low temperature pressurization environment O shape circle compression ratio test device |
-
2009
- 2009-08-18 CN CN2009200342535U patent/CN201535715U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242747A (en) * | 2013-05-10 | 2013-08-14 | 西安航空动力股份有限公司 | Method for bonding low-pressure oil-filter outlet bushing of aeroengine |
| CN107263042A (en) * | 2016-04-08 | 2017-10-20 | 贵州黎阳航空动力有限公司 | Aero-engine high-pressure compressor assembles centering and rotating device |
| CN107263042B (en) * | 2016-04-08 | 2023-11-21 | 中国航发贵州黎阳航空动力有限公司 | Centering rotating device for assembling high-pressure compressor of aero-engine |
| CN110514428A (en) * | 2019-09-24 | 2019-11-29 | 中国人民解放军空军工程大学 | A kind of bilateral loading platform for aviation connection structure testpieces |
| CN110514428B (en) * | 2019-09-24 | 2021-03-26 | 中国人民解放军空军工程大学 | Bidirectional loading test platform for aviation connection structure test piece |
| CN111238802A (en) * | 2020-01-19 | 2020-06-05 | 湖北三江航天红峰控制有限公司 | High low temperature pressurization environment O shape circle compression ratio test device |
| CN111238802B (en) * | 2020-01-19 | 2021-11-12 | 湖北三江航天红峰控制有限公司 | High low temperature pressurization environment O shape circle compression ratio test device |
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Granted publication date: 20100728 |