CN208270353U - Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine and its component - Google Patents

Abstract

The utility model relates to machinery equipment field, in particular to a kind of synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine and its component.Synchrotron radiation with vacuum/high pressure width-adjustable in situ fatigue test machine includes the storing apparatus for accommodating sample, in storing apparatus forms hyperbaric environment or vacuumize the environment generation device of environment, the clamping device clamped to sample and provide the rotation transfer motion power device of up and down motion load to one end of clamping device, environment generation device is connect with storing apparatus, clamping device is placed in storing apparatus, and one end of clamping device is connect with rotation transfer motion power device.It uses rotation to be driven, and has the technological merits such as stable drive is controllable, noise is low, output waveform is well adjustable, meanwhile, it introduces environment generation device and more various and severe detection environment is provided for the fatigue detecting of sample, guarantee the accuracy of testing result.

Description

Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine and its component

Technical field

The utility model relates to machinery equipment field, in particular to a kind of synchrotron radiation vacuum/high pressure width-adjustable In situ fatigue test machine and its component.

Background technique

Fatigue fracture is to lead to the most important reason of engineering structure part failure, and essence is the dynamic failure under alternating load Process.Fracture strength is lower than the tensile strength of material, even lower than yield strength, without obvious plastic deformation when destruction, presents crisp Property be broken suddenly, it is difficult to detection and prevention, are a kind of extremely hazardous failure modes, therefore Fatigue Fracture Characteristics are evaluation engineerings One important indicator of structural behaviour.Researcher concentrates on macro property discussion and microcosmic mechanism to the research of fatigue fracture Disclose two general orientation, and the development of fatigue tester, disclosed for fatigue fracture microcosmic mechanism provide it is irreplaceable scientific Characterization method.

Damage process monitoring method based on optical microscopy and scanning electron microscope is limited only to material surface fatigue Crackle can not obtain the three-dimensional real topography in crack Propagation.It is high energy synchrotron radiation X-ray high-precision, high-penetration, non- Imaging characteristics in real time destructive and in situ provide unique technical support for material internal characterization.To probe into material internal defect Coupling behavior between fatigue crack initiation, extension, it is accurate to measure three-dimensional cracks spreading rate, crack Propagation is really described Three-dimensional space shape combines synchrotron radiation X-ray imaging technique with fatigue tester, and by means of traditional tissue detection Method and performance test means, and then multi-angle, multi-level accurate detection Crack Damage development law, establish tissue-defect- Quantitative relationship between performance, the practical application of guiding material engineering field.

The harsh limitation of synchrotron radiation X-ray experiment porch compatibility condition, so that traditional micro fatigue testing machine can not Adapt to platform requirement.And power device in the prior art takes the non-consolidation of friction to be driven, that there are reverberation matrix methods is small, waveform is unstable, That sample is loaded is inconvenient, influenced by pretension, that the motor feels hot is serious, noise is big, power, single width load insufficient to moderate etc. is scarce Point.

Meanwhile scientific and technical progress wants material anti-fatigue performance so that the service condition of material is various and severe It asks and increasingly improves.High-grade, precision and advanced structural device is placed in vacuum or hyperbaric environment more and runs, and the change of environment influences to a certain extent The fatigue life of material.But not yet discovery is published both at home and abroad based on the synchronous X-ray 3 dimension imaging technology of high energy at present Vacuum or hyperbaric environment width-adjustable in situ fatigue test mechanism.

Utility model content

The purpose of this utility model is to provide a kind of synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine, It uses rotation to be driven, and has the technological merits such as stable drive is controllable, noise is low, output waveform is well adjustable, meanwhile, introduce ring Border generating means provide more various and severe detection environment for the fatigue detecting of sample, guarantee the accuracy of testing result.

The another object of the utility model is to provide a kind of fatigue test thermomechanical components, high with load control range, Advantage small in size, light-weight, waveform is good and easy to operate.

The embodiments of the present invention are achieved in that

A kind of synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine comprising accommodate sample storing apparatus, Hyperbaric environment is formed in storing apparatus or vacuumize the environment generation device of environment, the clamping device that sample is clamped with And the rotation transfer motion power device of up and down motion load is provided to one end of clamping device, environment generation device and storing apparatus connect It connects, clamping device is placed in storing apparatus, and one end of clamping device is connect with rotation transfer motion power device.

In the utility model preferred embodiment, above-mentioned rotation transfer motion power device includes directly providing to move up and down to carry The piston component of lotus, the Power Component that piston component is moved up and down, the connection for connecting Power Component and piston component Component and the adjusting component for adjusting connection component position, one end of piston component are connect with clamping device, Power Component and work Plug assembly is connect with connection component respectively, and connection component is connect with component is adjusted.

In the utility model preferred embodiment, above-mentioned Power Component includes motor, retarder, connecting shaft and shaft coupling The shaft of device, motor is connect with retarder, and the both ends of connecting shaft are connect with retarder and shaft coupling respectively, shaft coupling and connection group Part connection；

Connection component includes that amplitude generates inclined shaft and connect shaft with amplitude regulator, the both ends of amplitude generation inclined shaft respectively with Shaft coupling connects shaft connection with amplitude regulator, and the other end of amplitude regulator connection shaft is connect with component is adjusted, amplitude Inclined shaft is generated to connect with piston component.

In the utility model preferred embodiment, above-mentioned piston component includes eccentric connecting rod, lower piston and lower class gas Cylinder barrel, lower class cylinder barrel are bolted with storing apparatus, and lower piston is placed in lower class cylinder barrel, and with clamping device One end connection, one end that lower piston is relatively distant from clamping device are connect with eccentric connecting rod, the other end and width of eccentric connecting rod Value generates inclined shaft connection；

It is preferred that being provided with sealing ring between lower class cylinder barrel and storing apparatus.

In the utility model preferred embodiment, above-mentioned adjusting component include amplitude regulator, amplitude adjusting screw and Guide pad, amplitude regulator, amplitude adjusting screw are sheathed on amplitude regulator with guide pad and connect outside shaft, amplitude regulator It is connect with amplitude adjusting screw, guide pad is sheathed on outside amplitude adjusting screw and is threadedly coupled with amplitude adjusting screw, amplitude tune Section device connection shaft is connect with guide pad；

It is preferred that being provided with rolling bearing between guide pad and amplitude regulator connection shaft, and guide pad and amplitude are adjusted Device connection shaft is connect with rolling bearing.

In the utility model preferred embodiment, above-mentioned synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test Machine further includes the load adjustment device that one end offer load of rotation transfer motion power device is relatively distant to clamping device, load tune Regulating device is connect with storing apparatus, one end connection of load adjustment device and clamping device.

In the utility model preferred embodiment, above-mentioned load adjustment device includes load transducer, upper piston, upper class Cylinder barrel and the bolt assembly that upper piston is moved up and down, upper class cylinder barrel are bolted with storing apparatus, upper work Plug is set in class cylinder barrel, and one end of upper piston is connect with clamping device, the other end of upper piston and load transducer One end connection, the other end of load transducer are connect with bolt assembly, and bolt assembly is connect with upper class cylinder barrel.

It is preferred that being provided with sealing ring between the upper class cylinder barrel and the storing apparatus.

In the utility model preferred embodiment, above-mentioned bolt assembly includes tool internal thread screw shell, has Externally threaded top cover, fixture nut and connection bolt, one end of screw shell are threadedly coupled with upper class cylinder barrel, screw shell The other end is threadedly coupled with top cover, and fixture nut is set on top cover, and top cover and fixture nut are arranged and connect outside bolt, and It is bolted with connection, the other end for connecting bolt is connect with load transducer.

In the utility model preferred embodiment, above-mentioned synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test Machine further includes information processing unit, and environment generation device and rotation transfer motion power device are connect with information processing unit respectively.

A kind of fatigue test thermomechanical components comprising above-mentioned synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test Machine.

The beneficial effect of the utility model embodiment is: synchrotron radiation vacuum/height provided by the embodiment of the utility model Pressure width-adjustable in situ fatigue test machine is converted to the rotation output of motor by rotation transfer motion power device the rotation of action shaft Output, while piston rod band piston realization pumps, can make that sample stress is more accurate, makes loading force more It is reliable and stable.By environment generation device, enclosed environment is formed in storing apparatus, conducive to the realization of harsh conditions, guarantees inspection The accuracy of survey.Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine has load control range height, volume Advantage small, light-weight, waveform is good and easy to operate.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the structural schematic diagram of clamping device provided by the embodiment of the utility model；

Fig. 2 is the structural schematic diagram provided by the embodiment of the utility model for adjusting component；

Fig. 3 is the cross-sectional view of clamping device provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of load adjustment device provided by the embodiment of the utility model.

Icon: 100- synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine；30- pedestal；9- supporting table；7- Storing apparatus；110- rotates transfer motion power device；111- Power Component；13- motor；12- retarder；11- connecting shaft；26- connection Axis device；112- connection component；29- amplitude generates inclined shaft；28- amplitude regulator connects shaft；113- adjusts component；27- amplitude Adjuster；27a- amplitude adjusting screw；27c- guide pad；27b- rolling bearing；10- linear bearing；114- piston component；Under 8- Class cylinder barrel；25- bias connecting rod；21- lower piston；24- connecting pin；120- clamping device；20- first clamping member；17- Two clamping pieces；130- load adjustment device；The upper class cylinder barrel of 5-；14- load transducer；15- upper piston；131- bolt assembly； 4- screw shell；3- top cover；2- fixture nut；1- connection bolt；6- gasket；16- Self-locking screw；31- environment generation device； 33- information processing unit；32-CCD collector；19- sample；18- fixing bolt；23- sealing ring.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, those of ordinary skill in the art's every other embodiment obtained under that premise of not paying creative labor, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be noted that term " first ", " second ", " third " etc. are only used for area Divide description, is not understood to indicate or imply relative importance.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " connection ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under The feature in embodiment and embodiment stated can be combined with each other.

As shown in Figure 1, the present embodiment provides a kind of synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100, It includes pedestal 30, and pedestal 30 is plate, is used to support all parts, pedestal 30 can be steel, iron or other materials It is made.

Synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 further includes supporting table 9, supporting table 9 and pedestal 30 are bolted to connection, and then guarantee to use synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 mistake Cheng Zhong, each element will not move, and guarantee the accuracy of testing result.

Further, synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 further includes accommodating sample 19 It storing apparatus 7, the clamping device 120 that sample 19 is clamped and one end of clamping device 120 is provided to move up and down carries The rotation transfer motion power device 110 of lotus, clamping device 120 is placed in storing apparatus 7, one end of clamping device 120 and rotation Transfer motion power device 110 connects.

Storing apparatus 7 is transparent glass cover, is passed through convenient for X-ray, and then completes imaging.

Further, rotation transfer motion power device 110 includes Power Component 111, and Power Component 111 is provided to move up and down and be carried The motive power of lotus, Power Component 111 are connect with pedestal 30.

Specifically, Power Component 111 includes motor 13, retarder 12, connecting shaft 11 and shaft coupling 26, motor 13 and pedestal 30 connections, the shaft of motor 13 connect with retarder 12, and retarder 12 is connect with pedestal 30, the both ends of connecting shaft 11 respectively with subtract Fast device 12 and shaft coupling 26 connect, and connecting shaft 11 is connect with supporting table 9, are provided with linear axis between connecting shaft 11 and supporting table 9 Hold 10.After motor 13 is powered, the shaft rotation of motor 13 then drives retarder 12, connecting shaft 11 and shaft coupling 26 to rotate, Then rotation transmission is realized.The rotation that the rotation output of motor 13 is converted to action shaft by retarder 12 and shaft coupling 26 is defeated Out, there are the technological merits such as stable drive is controllable, noise is low, output waveform is well adjustable.

Further, rotation transfer motion power device 110 further includes connection component 112, and connection component 112 can be further real Now rotation transmission, Power Component 111 are connect with connection component 112, and specifically, connection component 112 is connect with shaft coupling 26.

Specifically, connection component 112 includes that amplitude generation inclined shaft 29 connects shaft 28 with amplitude regulator, and amplitude generates oblique The both ends of axis 29 connect the connection of shaft 28 with shaft coupling 26 and amplitude regulator respectively, and then when shaft coupling 26 rotates, amplitude is raw Connecting shaft 28 also with amplitude regulator at inclined shaft 29 can rotate.

Further, rotation transfer motion power device 110 further includes the adjusting component 113 for adjusting 112 position of connection component, even Connected components 112 are connect with component 113 is adjusted, and adjust the 113 horizontal relative position of adjustable connection component 112 of component.

Specifically, referring to fig. 2, adjusting component 113 includes amplitude regulator 27, amplitude adjusting screw 27a and guide pad 27c, amplitude regulator 27 are fixedly connected with supporting table 9 by screw, amplitude regulator 27, amplitude adjusting screw 27a and guiding Block 27c is sheathed on outside amplitude regulator connection shaft 28, and amplitude regulator 27 is connect with amplitude adjusting screw 27a, guide pad It is outer and is threadedly coupled with amplitude adjusting screw 27a that 27c is sheathed on amplitude adjusting screw 27a, amplitude regulator connect shaft 28 and Guide pad 27c connection.When needing adjusting amplitude to generate the horizontal position of inclined shaft 29 or amplitude regulator 27, amplitude is turned manually Adjusting screw 27a, slides guide pad 27c, slides amplitude regulator 27 also, then amplitude It generates inclined shaft 29 also to slide, i.e. progress position adjusting.Component 113 is adjusted convenient for changing amplitude size by setting, is met Several values test demand, and operating process is simple.

Further, it is provided with rolling bearing 27b between guide pad 27c and amplitude regulator connection shaft 28, and be oriented to Block 27c and amplitude regulator connection shaft 28 are connect with rolling bearing 27b.

Further, rotation transfer motion power device 110 further includes the piston component 114 of direct offer up and down motion load, One end of piston component 114 is connect with clamping device 120, and piston component 114 is connect with connection component 112, and amplitude generates inclined shaft 29 connect with piston component 114, then enable piston component 114 directly to provide and move up and down movement load.

Specifically, piston component 114 includes lower class cylinder barrel 8, and lower class cylinder barrel 8 and storing apparatus 7 pass through bolt and bottom Seat 30 connect, be preferably provided with sealing ring 23 between lower class cylinder barrel 8 and storing apparatus 7, then guarantee synchrotron radiation with vacuum/ High pressure width-adjustable in situ fatigue test machine 100 has good sealing performance, prevents gas leakage.

Further, referring back to Fig. 1, piston component 114 further includes eccentric connecting rod 25 and lower piston 21, and lower piston 21 is put It is placed in lower class cylinder barrel 8, and is connect with one end of clamping device 120, lower piston 21 is relatively distant from one end of clamping device 120 It is connect with eccentric connecting rod 25, the other end of eccentric connecting rod 25 generates inclined shaft 29 with amplitude and connect, and lower piston 21 and bias are even Extension bar 25 is connected by connecting pin 24.

Bearing shell or similar bearing shell, which has can be set, with one end that amplitude generates the connection of inclined shaft 29 in eccentric connecting rod 25 has The element of arcuate structure.When amplitude, which generates inclined shaft 29, to be rotated by the drive of shaft coupling 26, amplitude generates inclined shaft 29 in bias Movement in a curve is carried out in connecting rod 25, and eccentric connecting rod 25 is then driven to do the movement of vertical direction.And when amplitude generates inclined shaft 29 are driven by amplitude regulator connection shaft 28 when horizontal displacement occurs, and also one end of eccentric connecting rod 25 are driven to be subjected to displacement.

The sealing that ensure that vacuum or hyperbaric environment by using class cylinder barrel and piston guarantees fixture up and down reciprocatingly And 19 pairs of neutrality of the sample of height, it is ensured that sample 19 bears axially loaded.Use eccentric 25 transmission belt piston connecting rod of connecting rod Movement effectively prevents the error of link rotatable greatly and the disadvantages such as precision is low, ensure that good waveform exports result and experiment Operability.

Further, referring to Fig. 3, clamping device 120 includes first clamping member 20 and the second clamping piece 17, first clamping member 20 are set in storing apparatus 7, and one end of first clamping member 20 and lower piston 21 is connected through a screw thread, first clamping member 20 and Two clamping pieces 17 are oppositely arranged.

In conclusion the process that rotation transfer motion power device 110 drives upper piston 15 to provide up and down motion load is: will try Sample 19 is placed on lower piston 21, will then be gripped using the first clamping, is then turned amplitude adjusting screw 27a, make It obtains guide pad 27c to slide on amplitude adjusting screw 27a, then drives the horizontal displacement hair of amplitude regulator connection shaft 28 It is raw, it then drives amplitude to generate inclined shaft 29 and horizontal displacement occurs, then drive eccentric connecting rod 25 that vertical displacement occurs.Then open Motor 13 is opened, so that shaft coupling 26 rotates, then drives amplitude to generate inclined shaft 29 and rotates, so that amplitude generates inclined shaft 29 occur to do movement in a curve around one end of eccentric connecting rod 25, meanwhile, drive eccentric connecting rod 25 to do the movement of vertical direction, after And make eccentric connecting rod 25 that lower piston 21 be driven to carry out vertical direction movement, apply lower piston 21 directly to sample 19 In addition lower load.

Further, synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 further includes to clamping device 120 one end for being relatively distant from rotation transfer motion power device 110 provide the load adjustment device 130 of load, load adjustment device 130 It is connect with one end of clamping device 120, load adjustment device 130 is connect with storing apparatus 7, and load adjustment device 130 is in second Clamping piece 17 connects.

Load adjustment device 130 includes upper class cylinder barrel 5, and upper class cylinder barrel 5 is connected with storing apparatus 7 by fixing bolt 18 It connects, it is preferable that be provided with gasket 6 between upper class cylinder barrel 5 and storing apparatus 7, promote synchrotron radiation vacuum/high pressure width-adjustable The sealing performance of in situ fatigue test machine 100.

Referring to fig. 4, load adjustment device 130 including load transducer 14, upper piston 15 and makes about 15 upper piston Mobile bolt assembly 131, upper piston 15 are set in class cylinder barrel 5, and one end of upper piston 15 and clamping device 120 connect It connects, upper piston 15 is connect with the second clamping piece 17, and the other end of upper piston 15 is connect with one end of load transducer 14, and load passes The other end of sensor 14 is connect with bolt assembly 131, and bolt assembly 131 is connect with upper class cylinder barrel 5.When artificially or outside other When power turns bolt assembly 131, so that load transducer 14 moves up and down, upper piston 15 is then made move down It is dynamic, then apply the active force of vertical direction to sample 19, and load transducer 14 being capable of further progress detection.

Specifically, bolt assembly 131 includes tool internal thread screw shell 4, has externally threaded top cover 3, fixed spiral shell Mother 2 and connection bolt 1, one end of screw shell 4 are threadedly coupled with upper class cylinder barrel 5, the other end and top cover 3 of screw shell 4 Be threadedly coupled, fixture nut 2 is set on top cover 3, and top cover 3 and fixture nut 2 are sheathed on outside connection bolt 1, and with connection Bolt 1 connects, and the other end of connection bolt 1 is connect with load transducer 14.It is adjusted by turning screw shell 4, connection bolt 1 etc. Section acts on the active force of load transducer 14, then guarantees the stability of the power applied.Screw shell 4 and upper after the completion of adjusting Class cylinder barrel 5 is further fixed by Self-locking screw 16, then guarantees the accuracy of testing result, then guarantees sample 19 Mean value load is constant, while reducing for adjusting the mean value stress because caused by being plastically deformed sample 19, and has self-locking structure.

In conclusion the process that bolt assembly 131 adjusts load is: upper class cylinder barrel 5 is connect with storing apparatus 7, on Piston 15 is connect with upper class cylinder barrel 5, and the other end of sample 19 and the end thereof contacts of upper piston 15 then utilize the second clamping piece 17 pairs of samples 19 grip, and upper piston 15 is connect with one end of load transducer 14, connect one end and the load of bolt 1 The other end of lotus sensor 14 connects.Then screw shell 4 is threadedly coupled with upper class cylinder barrel 5, top cover 3 and screw shell 4 Connection, fixture nut 2 are placed on top cover 3, meanwhile, fixture nut 2, top cover 3 are connected with bolt 1 is connect, and then adjust screw thread The position of sleeve 4, it is finally fixed using Self-locking screw 16.

Further, synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 further includes in storing apparatus 7 The interior environment generation device 31 for forming hyperbaric environment or vacuumizing environment, environment generation device 31 are connect with storing apparatus 7.Environment Generating means 31 can be air-extractor in the prior art and storing apparatus 7 then made to form vacuum or nitrogen ancillary equipment So that pressure is higher than external atmosphere pressure in storing apparatus 7.When needing harsh testing conditions, environment generation device 31 is opened, after And the pressure in storing apparatus 7 is changed, it then can satisfy a variety of condition detections, simplify structure.

Further, synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine 100 further includes information processing unit 33 and CCD collector 32, environment generation device 31 and rotation transfer motion power device 110 and load transducer 14 are respectively and at information Manage device 33 connect, specifically, environment generation device 31, CCD collector 32, motor 13 and load transducer 14 respectively with letter Processing unit 33 is ceased to connect.

The present embodiment also provides a kind of fatigue test thermomechanical components comprising above-mentioned synchrotron radiation is adjustable with vacuum/high pressure Width in situ fatigue test machine 100.

In conclusion synchrotron radiation provided by the embodiment of the utility model vacuum/high pressure width-adjustable in situ fatigue test Machine exports the rotation that the rotation output of motor is converted to action shaft by rotation transfer motion power device, while piston rod drives Piston realization pumps, and can make that sample stress is more accurate, keeps loading force more reliable and more stable.Pass through environment generation Device forms enclosed environment in storing apparatus, conducive to the realization of harsh conditions, guarantees the accuracy of detection.The synchrotron radiation With vacuum/high pressure width-adjustable in situ fatigue test machine have load control range is high, small in size, light-weight, waveform well and Advantage easy to operate.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (13)

1. a kind of synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that it includes accommodating sample Storing apparatus, in the storing apparatus formed hyperbaric environment or vacuumize environment environment generation device, to the sample into The rotation transfer motion power device of the clamping device of row clamping and one end offer up and down motion load to the clamping device, institute It states environment generation device to connect with the storing apparatus, the clamping device is placed in the storing apparatus, the clamping dress The one end set is connect with the rotation transfer motion power device.

2. synchrotron radiation according to claim 1 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The rotation transfer motion power device includes the direct piston component for providing up and down motion load, enables on the piston component The Power Component of lower movement, the connection component of connection Power Component and piston component and the adjusting group for adjusting connection component position Part, one end of the piston component are connect with the clamping device, the Power Component and the piston component respectively with it is described Connection component connection, the connection component are connect with the adjusting component.

3. synchrotron radiation according to claim 2 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The Power Component includes motor, retarder, connecting shaft and shaft coupling, and the shaft of the motor is connect with the retarder, institute The both ends for stating connecting shaft are connect with the retarder and the shaft coupling respectively, and the shaft coupling is connect with the connection component；

The connection component includes that amplitude generation inclined shaft connects shaft with amplitude regulator, and the amplitude generates the both ends point of inclined shaft Shaft connection, the other end of the amplitude regulator connection shaft and institute are not connect with the shaft coupling and the amplitude regulator It states and adjusts component connection, the amplitude generates inclined shaft and connect with the piston component.

4. synchrotron radiation according to claim 3 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The piston component includes eccentric connecting rod, lower piston and lower class cylinder barrel, and the lower class cylinder barrel and the storing apparatus are logical It crosses and is bolted, the lower piston is placed in the lower class cylinder barrel, and connect with the threaded one end of the clamping device, institute It states lower piston and is relatively distant from one end of clamping device and connect with the eccentric connecting rod, the other end of the eccentric connecting rod and institute It states amplitude and generates inclined shaft connection.

5. synchrotron radiation according to claim 4 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that Sealing ring is provided between the lower class cylinder barrel and the storing apparatus.

6. synchrotron radiation according to claim 3 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The adjusting component includes amplitude regulator, amplitude adjusting screw and guide pad, and the amplitude regulator, the amplitude adjust silk Thick stick is sheathed on the amplitude regulator with the guide pad and connects outside shaft, and the amplitude regulator and the amplitude adjust silk Thick stick connection, the guide pad are sheathed on outside the amplitude adjusting screw and are threadedly coupled with the amplitude adjusting screw, the width Value adjuster connection shaft is connect with the guide pad.

7. synchrotron radiation according to claim 6 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that Rolling bearing, and the guide pad and the amplitude tune are provided between the guide pad and amplitude regulator connection shaft Section device connection shaft is connect with the rolling bearing.

8. synchrotron radiation according to claim 1 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The synchrotron radiation further includes being relatively distant from rotation to the clamping device to pass with vacuum/high pressure width-adjustable in situ fatigue test machine One end of dynamic power device provides the load adjustment device of load, one end company of the load adjustment device and the clamping device It connects, the load adjustment device is connect with the storing apparatus.

9. synchrotron radiation according to claim 8 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The load adjustment device includes load transducer, upper piston, upper class cylinder barrel and the upper piston is moved up and down Bolt assembly, the upper class cylinder barrel are bolted with the storing apparatus, and the upper piston is set to the upper class gas In cylinder barrel, one end of the upper piston is connect with the clamping device, the other end of the upper piston and the load transducer One end connection, the other end of the load transducer connect with the bolt assembly, the bolt assembly and the upper class gas Cylinder barrel connection.

10. synchrotron radiation according to claim 9 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that Sealing ring is provided between the upper class cylinder barrel and the storing apparatus.

11. synchrotron radiation according to claim 9 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The bolt assembly includes tool internal thread screw shell, has externally threaded top cover, fixture nut and connection bolt, described One end of screw shell is threadedly coupled with the upper class cylinder barrel, and the other end of the screw shell and the top cover screw thread connect It connecing, the fixture nut is set on the top cover, and the top cover and the fixture nut are sheathed on outside the connection bolt, And be bolted with the connection, the other end of the connection bolt is connect with the load transducer.

12. synchrotron radiation according to claim 1 vacuum/high pressure width-adjustable in situ fatigue test machine, which is characterized in that The synchrotron radiation vacuum/high pressure width-adjustable in situ fatigue test machine further includes information processing unit, the environment generation dress It sets and is connect respectively with the information processing unit with the rotation transfer motion power device.

13. a kind of fatigue test thermomechanical components, which is characterized in that it includes synchrotron radiation described in claim 1-12 any one With vacuum/high pressure width-adjustable in situ fatigue test machine.