CN103645045A - Aircraft inclined stay bar testing machine - Google Patents
Aircraft inclined stay bar testing machine Download PDFInfo
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- CN103645045A CN103645045A CN201310730642.2A CN201310730642A CN103645045A CN 103645045 A CN103645045 A CN 103645045A CN 201310730642 A CN201310730642 A CN 201310730642A CN 103645045 A CN103645045 A CN 103645045A
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- wedge
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Abstract
An aircraft inclined stay bar testing machine relates to the technical field of testing machines and comprises a machine base, support columns, an adjusting beam, a main loading oil cylinder, a lifting adjusting oil cylinder, an upper clamping head, a lower clamping head and a sensor. The four support columns are vertically arranged on the machine base, four sliding holes are formed in the adjusting beam at the position corresponding to the support columns, the adjusting beam is arranged on the support columns in a vertical sliding mode through the sliding holes, more than two fixed grooves are formed in the support columns, a beam locking device is arranged in each fixed groove, the lifting adjusting oil cylinder is arranged between the machine base and the adjusting beam, the sensor and the lower clamping head are fixed in the middle of the machine base, and the upper clamping head matched with the lower clamping head is arranged on a piston rod of the main loading oil cylinder. By means of the machine, a test sample is clamped through one step, gapless conversion testing between test sample stretching and compression testing is achieved, the actual stressed state of an aircraft inclined stay bar can be simulated, test data obtained in a finished product detection test are accurate and reliable, and breaking analysis and technical improvement of the inclined stay bar can be facilitated.
Description
Technical field
The present invention relates to testing machine technical field, say in detail it is a kind of actual forced status of simulated aircraft hound, the aircraft hound testing machine of the finished product detection of carrying out test.
Background technology
We know, the hound of aircraft is the critical component of aircraft, and the quality direct relation of hound the security of aircraft.The current Performance Detection for aircraft hound, the detection that is mainly the aspects such as chemistry, material, metallographic, thermal treatment is controlled, this detection is the quality of analysis of aircraft hound theoretically only, and the error of theory and practice is larger, and some problem theory analysis is to draw accurate conclusion.And there is no at present according to the practical situations of aircraft hound, in the actual forced status of simulation hound, carry out the testing machine of finished product detection.
Summary of the invention
The object of the invention is to solve above-mentioned the deficiencies in the prior art, a kind of actual forced status that can simulated aircraft hound is provided, the finished product detection test of carrying out, the test figure drawing precisely, reliably, is convenient to the aircraft hound testing machine to the fracture analysis of hound and technological improvement.
The present invention solves the technical scheme that above-mentioned the deficiencies in the prior art adopt:
An aircraft hound testing machine, is characterized in that comprising support, support post, adjusting crossbeam, main load cylinder, lift adjustment oil cylinder, upper grip, lower chuck, sensor, on support, be vertically provided with four support posts, regulate and correspondingly with support post on crossbeam to be provided with four slide openings, regulate crossbeam to can slide up and down and be arranged on support post through slide opening, support post is provided with plural pickup groove, and the distance between pickup groove is more than or equal to the thickness that regulates crossbeam, in pickup groove, be provided with beam locking device, described beam locking device comprises fixedly fixture block and regulating device, fixedly fixture block is provided with slot, fixedly fixture block is in slot is stuck in the pickup groove that regulates crossbeam downside, regulating device comprises wedge-shaped floor, wedge block, fixed charge method end plate and slide block adjusting bolt, wedge-shaped floor can slide up and down and is set on support post, fixed charge method end plate is located at wedge-shaped floor top ends, wedge block is provided with opening at its top slot, what wedge block bottom was relative with fixed charge method end plate is fastened in the pickup groove that regulates crossbeam upside, fixed charge method end plate is provided with adjusting screw, regulate in screw and be provided with slide block adjusting bolt, lift adjustment oil cylinder is located at support and regulates between crossbeam, and sensor and lower chuck are fixed on the middle part of support, and main load cylinder is located at and regulates crossbeam upside, and the piston rod of main load cylinder is provided with the upper grip matching with lower chuck.
Upper grip described in the present invention and lower chuck are the oblique type body of hydraulic pressure foward-push chuck, it comprises base, base is provided with bracing frame, bracing frame upside is provided with clamp, upper clamp is provided with tool part embedded groove, on base, is provided with wedge-shaped floor with tool part embedded groove opposite position, and wedge-shaped floor upside is provided with the wedge block matching with its ramp, base is provided with hydraulic cylinder, and the piston rod of hydraulic cylinder is connected with wedge block bottom.
Described bracing frame is curved tabular, and arc bottom is connected with base upper side, and upper clamp is located at arc upper end, and the opening of tool part embedded groove is in arc inner side.The structure of the tool part being connected with aircraft hound is to be provided with connecting link, and connecting link bottom is provided with the deck of outwardly convex, and connecting link upper end is provided with connecting hole; During use, the upper and lower two ends of aircraft hound are respectively through bolt, the fastening tool part that is provided with of tool part connector, tool part middle part is slipped in tool part embedded groove, deck is stuck in clamp downside, hydraulic cylinder works, drive wedge block to move in wedge-shaped floor, wedge block lower inclined plane coordinates deck is pressed on upper clamp with wedge-shaped floor ramp, guarantees that hound tension and compression when conversion test is without any gap.
Sensor described in the present invention is two-way flange sensor, and lower chuck is fixed on support central authorities through two-way flange sensor.
During work, the work of lift adjustment oil cylinder drive to regulate crossbeam to slide on support post and adjusts test space, regulate crossbeam through fixedly fixture block and regulating device fixing and locking on support post, guarantee that tension and compression test while changing, between crossbeam and column, without any gap, tension and compression test figure is accurate.Aircraft hound upper and lower two is connected to the test force loading that main load cylinder stretches to hound test specimen and compresses with the locking of lower chuck gapless through tool part.The present invention is in same test space, clamped one time sample, can realize the gapless transfer test to the tensile and compression test of test specimen, actual forced status that can simulated aircraft hound, the finished product detection test of carrying out, the test figure drawing precisely, reliably, is convenient to the fracture analysis of hound and technological improvement.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is perspective view of the present invention.
Fig. 3 is the B place partial enlarged drawing of Fig. 2.
Fig. 4 is the structural representation of the oblique type body of hydraulic pressure foward-push chuck.
Fig. 5 is the A-A cut-open view of Fig. 4.
Fig. 6 is the vertical view of Fig. 4.
Fig. 7 is the left view of Fig. 4.
Embodiment
Aircraft hound testing machine as shown in the figure, comprises support 1, support post 5, regulates crossbeam 9, main load cylinder 11, lift adjustment oil cylinder 12, upper grip 7, lower chuck 3, sensor 2; On support 1, be vertically provided with four support posts 5, regulate and correspondingly with support post 5 on crossbeam 9 to be provided with four slide openings, regulate crossbeam to can slide up and down and be arranged on support post through slide opening, support 1 forms the main machine frame of testing machine jointly with regulating crossbeam and four support posts.Support post is provided with plural pickup groove 6, and the distance that pickup groove is 6 is more than or equal to the thickness that regulates crossbeam; In pickup groove 6, be provided with beam locking device, described beam locking device comprises fixedly fixture block 8 and regulating device 10, and fixedly fixture block 8 is provided with slot, and fixedly fixture block is in slot is stuck in the pickup groove that regulates crossbeam downside.Regulating device 10 comprises wedge-shaped floor 14, wedge block 13, fixed charge method end plate 15 and slide block adjusting bolt 16, wedge-shaped floor 14 can slide up and down and is set on support post, wedge-shaped floor and adjusting crossbeam are provided with the fixing threaded hole cooperatively interacting, in fixing threaded hole, be provided with coupling bolt, wedge-shaped floor is fixedly connected with regulating crossbeam through coupling bolt, fixed charge method end plate 15 is located at wedge-shaped floor top ends, wedge block 13 is provided with opening at the slot on its top, what wedge block bottom was relative with fixed charge method end plate is fastened in the pickup groove that regulates crossbeam upside, wedge block and wedge-shaped floor dip plane cooperatively interact, it between mating surface, is the inclined-plane of 1.5 degree.Fixed charge method end plate is provided with adjusting screw, regulates in screw and is provided with slide block adjusting bolt 16; Slide block adjusting bolt and fixed charge method end plate threaded engagement, front end withstands on wedge block bottom face, can drive wedge block in wedge-shaped floor, to slide, change its relative position, and realization will regulate crossbeam locking and decontrol.Fixedly fixture block and regulating device are locked at adjusting crossbeam between two pickup grooves, and as can be seen from the figure, the every support column first half is radially provided with six equidistant annular pickup grooves, and the Pyatyi that can realize test space regulates.Lift adjustment oil cylinder 12 is located at support 1 and regulates between crossbeam, for changing, regulates horizontal depth of beam, adjusts test space.Sensor 2 and lower chuck 3 are fixed on the middle part of support, and described sensor is tension compression bidirectional flange form sensor, and lower chuck is fixed on support central authorities through two-way flange sensor.Main load cylinder 11 is inverted to be located at and is regulated crossbeam upside, and the piston rod of main load cylinder is through regulating crossbeam, regulating the piston rod of crossbeam downside to be provided with the upper grip 7 matching with lower chuck.
The present invention further improves, described upper lower chuck is the oblique type body of hydraulic pressure foward-push chuck, it comprises base 18, base 18 is provided with bracing frame 23, bracing frame 23 upsides are provided with clamp 21, upper clamp 21 is provided with tool part embedded groove, on base, be to be provided with wedge-shaped floor 19 under tool part embedded groove with tool part embedded groove opposite position, wedge-shaped floor 19 upsides are provided with the wedge block 20 matching with its ramp, base is provided with hydraulic cylinder 24, and the piston rod of hydraulic cylinder 24 is connected with wedge block 20 bottoms through connecting bent plate.As can be seen from the figure described bracing frame is curved tabular, and arc bottom is connected with base upper side, and upper clamp is located at arc upper end, and the opening of tool part embedded groove is in arc inner side.The structure of the tool part 22 being connected with aircraft hound is to be provided with connecting link, and connecting link bottom is provided with the deck of outwardly convex, and connecting link upper end is provided with connecting hole; During use, the upper and lower two ends of aircraft hound are respectively through bolt, the fastening tool part that is provided with of tool part connector, the connecting link at tool part middle part slips in tool part embedded groove, deck is stuck in clamp downside, hydraulic cylinder works, drive wedge block to move in wedge-shaped floor, wedge block lower inclined plane coordinates deck is pressed on upper clamp with wedge-shaped floor ramp, guarantees that hound tension and compression when conversion test is without any gap.
Support and entablature and four support posts form the main machine frame of testing machine jointly, entablature is adjusted test space by hoist cylinder, by crossbeam draw-in groove and wedge lock mechanism, fix, main load cylinder adopts overhead, be used for applying test force, adopt two-way flange sensor, sensor and lower chuck are fixed on support.
Main load cylinder: for bilateral servo oil cylinder, control by hydraulic power source, realize the elevating movement of piston rod, load maximum test force 3000KN for the test force that hound test specimen is stretched and compress.
Lift adjustment oil cylinder: between the support between installation and adjacent two support posts and adjusting crossbeam, for steady adjusting, conventionally two lift adjustment oil cylinder symmetries are installed on support both sides.Oil cylinder seat is installed on support, and piston rod end is arranged on moving beam by flange, by hydraulic power source, controls lifting, realizes moving up and down of moving beam, realizes freely adjusting of test space space, the maximum space 1600mm that adjusts.
The top of the wedge-shaped floor described in the present invention and wedge block refers to one end that wedge shape thickness is little, and bottom refers to one end that wedge shape thickness is large.
During use, main load cylinder, lift adjustment oil cylinder are connected with hydraulic power source, and hydraulic power source, sensor are connected with controller.The hydraulic cylinder of lift adjustment oil cylinder, main load cylinder and the oblique type body of hydraulic pressure foward-push chuck respectively via controller is connected with hydraulic power source.The work of lift adjustment oil cylinder drives adjusting crossbeam to slide on support post and adjusts test space, regulate crossbeam through fixedly fixture block and regulating device fixing and locking on support post, while guaranteeing tension and compression test conversion, between crossbeam and column, without any gap, tension and compression test figure is accurate.Aircraft hound upper/lower terminal is connected respectively to the test force loading that main load cylinder stretches to hound test specimen and compresses with upper and lower chuck gapless locking through tool part.The present invention is in same test space, clamped one time sample, can realize the gapless transfer test to the tensile and compression test of test specimen, actual forced status that can simulated aircraft hound, the finished product detection test of carrying out, the test figure that draws precisely, reliable, be convenient to the quality testing of hound and fracture analysis, technological improvement.
Claims (4)
1. an aircraft hound testing machine, is characterized in that comprising support, support post, adjusting crossbeam, main load cylinder, lift adjustment oil cylinder, upper grip, lower chuck, sensor, on support, be vertically provided with four support posts, regulate and correspondingly with support post on crossbeam to be provided with four slide openings, regulate crossbeam to can slide up and down and be arranged on support post through slide opening, support post is provided with plural pickup groove, and the distance between pickup groove is more than or equal to the thickness that regulates crossbeam, in pickup groove, be provided with beam locking device, described beam locking device comprises fixedly fixture block and regulating device, fixedly fixture block is provided with slot, fixedly fixture block is in slot is stuck in the pickup groove that regulates crossbeam downside, regulating device comprises wedge-shaped floor, wedge block, fixed charge method end plate and slide block adjusting bolt, wedge-shaped floor can slide up and down and is set on support post, fixed charge method end plate is located at wedge-shaped floor top ends, wedge block is provided with opening at its top slot, what wedge block bottom was relative with fixed charge method end plate is fastened in the pickup groove that regulates crossbeam upside, fixed charge method end plate is provided with adjusting screw, regulate in screw and be provided with slide block adjusting bolt, lift adjustment oil cylinder is located at support and regulates between crossbeam, and sensor and lower chuck are fixed on the middle part of support, and main load cylinder is located at and regulates crossbeam upside, and the piston rod of main load cylinder is provided with the upper grip matching with lower chuck.
2. aircraft hound testing machine according to claim 1, it is characterized in that described upper grip and lower chuck are the oblique type body of hydraulic pressure foward-push chuck, it comprises base, base is provided with bracing frame, and bracing frame upside is provided with clamp, and upper clamp is provided with tool part embedded groove, on base, be provided with wedge-shaped floor with tool part embedded groove opposite position, wedge-shaped floor upside is provided with the wedge block matching with its ramp, and base is provided with hydraulic cylinder, and the piston rod of hydraulic cylinder is connected with wedge block bottom.
3. aircraft hound testing machine according to claim 2, is characterized in that described bracing frame is curved tabular, and arc bottom is connected with base upper side, and upper clamp is located at arc upper end, and the opening of tool part embedded groove is in arc inner side.
4. according to the aircraft hound testing machine described in claim 1 or 2 or 3, it is characterized in that described sensor is two-way flange sensor, lower chuck is fixed on support central authorities through two-way flange sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730642.2A CN103645045B (en) | 2013-12-24 | 2013-12-24 | Aircraft hound testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310730642.2A CN103645045B (en) | 2013-12-24 | 2013-12-24 | Aircraft hound testing machine |
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| CN103645045A true CN103645045A (en) | 2014-03-19 |
| CN103645045B CN103645045B (en) | 2017-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310730642.2A Expired - Fee Related CN103645045B (en) | 2013-12-24 | 2013-12-24 | Aircraft hound testing machine |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900764A (en) * | 2014-04-10 | 2014-07-02 | 西北工业大学 | Testing device for detecting sealing performance of ventilation window of airplane and measuring opening force of handle |
| CN106050774A (en) * | 2016-08-11 | 2016-10-26 | 上海华龙测试仪器股份有限公司 | Synchronous control system of multi-cylinder loading testing machine |
| CN106050773A (en) * | 2016-08-11 | 2016-10-26 | 上海华龙测试仪器股份有限公司 | Multi-cylinder loading tester with synchronous control system |
| CN106680074A (en) * | 2016-12-31 | 2017-05-17 | 天津赛达鑫源检验检测有限公司 | Equipment for crushing test of rubber pipe |
| CN107917842A (en) * | 2018-01-04 | 2018-04-17 | 广东东箭汽车科技股份有限公司 | A kind of test equipment for automobile power back door electric pole |
| CN108169025A (en) * | 2018-01-08 | 2018-06-15 | 东莞市平力五金有限公司 | A kind of tensile testing machine |
| CN110553913A (en) * | 2019-09-23 | 2019-12-10 | 巨力索具股份有限公司 | Cold casting material extrusion elasticity modulus test tool |
| CN111810094A (en) * | 2020-08-11 | 2020-10-23 | 大庆丹诺石油科技开发有限公司 | Non-beam type oil pumping machine unloading device and using method |
| CN112082865A (en) * | 2020-09-14 | 2020-12-15 | 哈尔滨工程大学 | Novel device for buckling test of inclined strut |
| CN115924121A (en) * | 2023-01-17 | 2023-04-07 | 哈尔滨工业大学 | Comprehensive loading test device and method for aircraft landing gear system in multi-motion state |
| CN116714296A (en) * | 2023-08-09 | 2023-09-08 | 合肥合锻智能制造股份有限公司 | Double-beam hydraulic machine with double anti-unbalanced load and adjustable height |
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| JPS6140535A (en) * | 1984-07-31 | 1986-02-26 | Shimadzu Corp | Car compression testing machine |
| CN101907538A (en) * | 2010-07-29 | 2010-12-08 | 哈尔滨工业大学 | Mechanical biaxial tension tester with variable proportion loading |
| CN203069368U (en) * | 2013-01-22 | 2013-07-17 | 扬州市神力吊具制造有限公司 | Tensile testing machine |
| CN203629816U (en) * | 2013-12-24 | 2014-06-04 | 威海市试验机制造有限公司 | Airplane diagonal brace rod testing machine |
-
2013
- 2013-12-24 CN CN201310730642.2A patent/CN103645045B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140535A (en) * | 1984-07-31 | 1986-02-26 | Shimadzu Corp | Car compression testing machine |
| CN101907538A (en) * | 2010-07-29 | 2010-12-08 | 哈尔滨工业大学 | Mechanical biaxial tension tester with variable proportion loading |
| CN203069368U (en) * | 2013-01-22 | 2013-07-17 | 扬州市神力吊具制造有限公司 | Tensile testing machine |
| CN203629816U (en) * | 2013-12-24 | 2014-06-04 | 威海市试验机制造有限公司 | Airplane diagonal brace rod testing machine |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900764A (en) * | 2014-04-10 | 2014-07-02 | 西北工业大学 | Testing device for detecting sealing performance of ventilation window of airplane and measuring opening force of handle |
| CN103900764B (en) * | 2014-04-10 | 2017-01-04 | 西北工业大学 | A kind of assay device detecting aircraft ventilation window sealing and measuring handle opening force |
| CN106050774A (en) * | 2016-08-11 | 2016-10-26 | 上海华龙测试仪器股份有限公司 | Synchronous control system of multi-cylinder loading testing machine |
| CN106050773A (en) * | 2016-08-11 | 2016-10-26 | 上海华龙测试仪器股份有限公司 | Multi-cylinder loading tester with synchronous control system |
| CN106680074A (en) * | 2016-12-31 | 2017-05-17 | 天津赛达鑫源检验检测有限公司 | Equipment for crushing test of rubber pipe |
| CN107917842A (en) * | 2018-01-04 | 2018-04-17 | 广东东箭汽车科技股份有限公司 | A kind of test equipment for automobile power back door electric pole |
| CN108169025A (en) * | 2018-01-08 | 2018-06-15 | 东莞市平力五金有限公司 | A kind of tensile testing machine |
| CN110553913A (en) * | 2019-09-23 | 2019-12-10 | 巨力索具股份有限公司 | Cold casting material extrusion elasticity modulus test tool |
| CN111810094A (en) * | 2020-08-11 | 2020-10-23 | 大庆丹诺石油科技开发有限公司 | Non-beam type oil pumping machine unloading device and using method |
| CN112082865A (en) * | 2020-09-14 | 2020-12-15 | 哈尔滨工程大学 | Novel device for buckling test of inclined strut |
| CN115924121A (en) * | 2023-01-17 | 2023-04-07 | 哈尔滨工业大学 | Comprehensive loading test device and method for aircraft landing gear system in multi-motion state |
| CN115924121B (en) * | 2023-01-17 | 2023-06-06 | 哈尔滨工业大学 | Comprehensive loading test device and method for aircraft landing gear system under multiple motion states |
| CN116714296A (en) * | 2023-08-09 | 2023-09-08 | 合肥合锻智能制造股份有限公司 | Double-beam hydraulic machine with double anti-unbalanced load and adjustable height |
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| CN103645045B (en) | 2017-11-07 |
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Granted publication date: 20171107 Termination date: 20181224 |