CN206618635U - A kind of micro- compression verification system for possessing 3D observing functions - Google Patents

A kind of micro- compression verification system for possessing 3D observing functions Download PDF

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Publication number
CN206618635U
CN206618635U CN201720329942.3U CN201720329942U CN206618635U CN 206618635 U CN206618635 U CN 206618635U CN 201720329942 U CN201720329942 U CN 201720329942U CN 206618635 U CN206618635 U CN 206618635U
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China
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microscopic observation
operating desk
voice coil
micro
sample
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CN201720329942.3U
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Inventor
彭光健
谢孝盼
孙义恒
蒋伟峰
马毅
张泰华
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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Abstract

A kind of micro- compression verification system for possessing 3D observing functions, including testing stand, the operating desk on testing stand being placed on optical table, the compression test component fixed by the pole bracket on testing stand, microscopic observation system, controller and the display device for showing tiny sample form;The compression test component includes voice coil actuator, pressure head and the transparent objective table for carrying tiny sample, the voice coil actuator is located at the top of operating desk and on pole bracket, the pressure head is arranged on the output shaft end of voice coil actuator, through hole is offered on the operating desk, the through hole is coaxially disposed with pressure head, and the transparent objective table is located on the through hole of operating desk and is coaxially disposed with through hole.The utility model proposes a kind of micro- compression verification system for possessing 3D observing functions, accurate measurement load displacement data, the deformation of real-time monitored sample can be realized during the compression verification of the tiny samples such as microparticle, microcapsules and microtrabeculae.

Description

A kind of micro- compression verification system for possessing 3D observing functions
Technical field
The utility model is related to a kind of the aobvious of mechanical property parameters for being used to determine the samples such as microparticle, microcapsules and microtrabeculae Minute-pressure contracting test system, more particularly, to a kind of micro- compression verification system for possessing 3D observing functions.
Background technology
The samples such as microparticle, microcapsules and microtrabeculae are small because of size, and its Mechanics Performance Testing need to meet following two aspects: (1) high-resolution load driver and DATA REASONING.(it is usually 10 because specimen size is small0~102μm), institute in test process The load of application and the deflection produced are small, and the driving part and measurement load and the sensor of displacement of imposed load are all necessary With high resolution, it just can guarantee that measurement data is accurate.(2) observation of sample deformation situation and failure morphology.Due to sample Size is small, only with the naked eye or general camera, it is difficult to the direct deformation feelings of observation and accurate measurement sample in compression process Condition and failure morphology, it is necessary to by 3D microscopic observation systems real-time monitored and record tiny sample deformation, especially entirely The observation and measurement of orientation multi-angle, the failure load and failure morphology of sample could be determined in time.Existing micro- compression is surveyed Test system, such as Agilent T150 UTM nanometer mechanics test systems, can realize high-resolution load-displacement DATA REASONING, But do not possess 3D microscopic observation functions, so that 3D transform situation and failure morphology of the sample in test process can not be determined.
The content of the invention
In order to overcome existing micro- test compression device to be unable to real-time monitored defect, possesses 3D the utility model proposes one kind The micro- compression verification system of observing function, can the tiny samples such as microparticle, microcapsules and microtrabeculae compression verification process In, obtain accurate load-displacement data, and real-time monitored and record sample are in the 3D transform situation at corresponding moment.
The utility model solves the technical scheme that its technical problem used:
A kind of possess the micro- compression verification system of 3D observing functions, including be placed on optical table testing stand, peace Operating desk on testing stand, the compression test component fixed by the pole bracket on testing stand, microscopic observation system, control Device processed and the display device for showing tiny sample form;
The compression test component includes being used for load driving with the voice coil actuator of displacement measurement, pressure head and for carrying The transparent objective table of tiny sample, the voice coil actuator is located at the top of operating desk and on pole bracket, the pressure Head is arranged on the output shaft end of voice coil actuator, the operating desk and offers through hole, and the through hole is coaxially disposed with pressure head, institute Transparent objective table is stated on the through hole of operating desk and is coaxially disposed with through hole;
The microscopic observation system includes being used for the micro- sight in bottom for the deformation and breakage for observing tiny sample bottom Survey component, deformed and the rearmounted microscopic observation component of breakage and micro- for observing in horizontal rear portion for observing tiny sample Small sample is located at institute in the lateral deformation of level and the lateral microscopic observation component of breakage, the bottom microscopic observation component State the lower section of operating desk and be arranged on testing stand and just right with the through hole on operating desk, the rearmounted microscopic observation component is located at On the rear of tiny sample and installation operation platform, the lateral microscopic observation component is positioned at the lateral side of the level of tiny sample And on operating desk;
The controller is connected with the voice coil actuator, the bottom microscopic observation component, rearmounted microscopic observation component It is connected respectively with the display device with lateral microscopic observation component, the display device is connected with the controller.
Further, the bottom microscopic observation component, rearmounted microscopic observation component and lateral microscopic observation component are base In the industrial camera of CCD chip.
Further, the inside of the voice coil actuator is provided with the high-precision grating scale displacement sensing for being used for measuring displacement Device.
Further, the controller and display device are installed on operating desk.
The beneficial effects of the utility model are mainly manifested in:The load excitation applied using the voice coil actuator of high resolution With measurement displacement, by high-precision and high-resolution microscopic observation system to tiny sample compression verification deformation and fail shape Looks carry out Real Time Observation and measurement, realize the accurate research to tiny sample mechanical property and failure mechanism.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 front view.
Fig. 3 is Fig. 1 right view.
Fig. 4 is Fig. 1 partial enlarged drawing.
Fig. 5 is Fig. 4 front view.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
1~Fig. 5 of reference picture, a kind of possess the micro- compression verification system of 3D observing functions, including is placed on optical table On testing stand 7, the operating desk 6 on testing stand 7, the compression test group fixed by pole bracket 1 on testing stand 7 Part, microscopic observation system, controller 4 and the display device 10 for showing the form of tiny sample 12;
The compression test component includes driving the voice coil actuator 2 with displacement measurement, pressure head 11 for load and is used for The transparent objective table 9 of tiny sample is carried, the voice coil actuator 2 is located at the top of operating desk 6 and installed in pole bracket 1 On, the pressure head 11 is arranged on the output shaft end of voice coil actuator 2, the operating desk 6 and offers through hole 13, the through hole 13 It is coaxially disposed with pressure head 11, the transparent objective table 9 is located on the through hole of operating desk 6 and is coaxially disposed with through hole 13;
The microscopic observation system includes being used for the micro- sight in bottom for the deformation and breakage for observing tiny sample bottom Survey component 8, for observe tiny sample horizontal rear portion deform and breakage rearmounted microscopic observation component 3 and for observing Tiny sample is in the lateral deformation of level and the lateral microscopic observation component 5 of breakage, the bottom microscopic observation component 8 In the lower section of the operating desk 6 and on the testing stand 7 and, the rearmounted microscopic observation just right with the through hole on operating desk 6 Component 3 is located on the rear of tiny sample and installation operation platform 6, and the lateral microscopic observation component 5 is located at the water of tiny sample Flat lateral side is simultaneously arranged on operating desk 6;
The controller 4 is connected with the voice coil actuator 2, the bottom microscopic observation component 8, rearmounted microscopic observation group Part 3 and lateral microscopic observation component are distinguished 5 and are connected with the display device 10, and the display device 10 connects with the controller 4 Connect.
Further, the bottom microscopic observation component 8, rearmounted microscopic observation component 3 and lateral microscopic observation component 5 are Industrial camera based on CCD chip.
Further, the inside of the voice coil actuator 2 is provided with the high-precision grating scale displacement for being used to measure displacement and passed Sensor.Further, the controller 4 and display device are installed on operating desk 6.
In the present embodiment, the bottom microscopic observation component 8, rearmounted microscopic observation component 3 and lateral microscopic observation component 5 It is connected respectively with display device 10, three Direction distortions and breakage of tiny sample is carried out in real time by display device 10 Display and record, microscopic observation component are to use the industrial camera based on CCD chip, with high picture steadiness, Gao Chuan Movement Capabilities and high anti-jamming capacity, can accurately show the pattern change of micro-test sample compression test on the display apparatus;Institute The grating rule displacement sensor inside voice coil actuator 2 is stated, can be by the size of control electric current accurately using electromagnetic drive The load excitation that control applies, it is ensured that compression test load and the accuracy and high resolution of displacement data;Load is logical Cross controller 4 and set load mode and deliver a signal to voice coil actuator 2, displacement is the displacement sensing of itself of voice coil actuator 2 Device is measured, and then load-displacement data are returned to controller 4 by voice coil actuator 2, and data are passed to display device by controller 4 10;The compression test component is connected with controller, and applying corresponding loading to voice coil actuator by controller encourages, driving Pressure head completes compression test.
Testing process of the present utility model is:
(1) sample is installed:Tiny sample 12 is placed on transparent objective table 9;
(2) compression verification:By the controller 4 on operating desk 6 to the imposed load pumping signal of voice coil actuator 2, voice coil loudspeaker voice coil The drive ram 11 of brake 2 is compressed experiment to tiny sample 12, while voice coil actuator utilizes built-in displacement transducer Displacement is recorded, so as to obtain the load-displacement data in compression test;
(3) microscopic observation:In compression test, microscopic observation system passes through the microscopic observation group that is placed on operating desk 6 Tiny sample 12 occurs part in real time on each different directions deformation and breakage, are transferred in display device 10 and show Show;
(4) data analysis:Load-displacement data are analyzed, and combine deformation and the breakage of correspondence moment sample, are drawn Tiny sample 12 is in compression test, in the different distortion external load corresponding with breakage and the deflection of sample.

Claims (4)

1. a kind of micro- compression verification system for possessing 3D observing functions, it is characterised in that:Including being placed on optical table Testing stand, the operating desk on testing stand, the compression test component fixed by the pole bracket on testing stand, micro- sight Examining system, controller and the display device for showing tiny sample form;
The compression test component includes being used for load driving with the voice coil actuator of displacement measurement, pressure head and for carrying The transparent objective table of tiny sample, the voice coil actuator is located at the top of operating desk and on pole bracket, the pressure Head is arranged on the output shaft end of voice coil actuator, the operating desk and offers through hole, and the through hole is coaxially disposed with pressure head, institute Transparent objective table is stated on the through hole of operating desk and is coaxially disposed with through hole;
The microscopic observation system includes being used for the bottom microscopic observation group for the deformation and breakage for observing tiny sample bottom Part, for observe tiny sample horizontal rear portion deform and breakage rearmounted microscopic observation component and for observing small examination Sample is located at the behaviour in the lateral deformation of level and the lateral microscopic observation component of breakage, the bottom microscopic observation component Make the lower section of platform and be arranged on testing stand and just right with the through hole on operating desk, the rearmounted microscopic observation component is located at small On the rear of sample and installation operation platform, the lateral microscopic observation component is positioned at the lateral side of the level of tiny sample and peace On operating desk;
The controller is connected with the voice coil actuator, the bottom microscopic observation component, rearmounted microscopic observation component and side It is connected respectively with the display device to microscopic observation component, the display device is connected with the controller.
2. a kind of micro- compression verification system for possessing 3D observing functions as claimed in claim 1, it is characterised in that:The bottom Portion's microscopic observation component, rearmounted microscopic observation component and lateral microscopic observation component are the industrial camera based on CCD chip.
3. a kind of micro- compression verification system for possessing 3D observing functions as claimed in claim 1 or 2, it is characterised in that:Institute The inside for stating voice coil actuator is provided with the high-precision grating rule displacement sensor for being used for measuring displacement.
4. a kind of micro- compression verification system for possessing 3D observing functions as claimed in claim 1 or 2, it is characterised in that:Institute State controller and display device is installed on operating desk.
CN201720329942.3U 2017-03-31 2017-03-31 A kind of micro- compression verification system for possessing 3D observing functions Active CN206618635U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720329942.3U CN206618635U (en) 2017-03-31 2017-03-31 A kind of micro- compression verification system for possessing 3D observing functions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720329942.3U CN206618635U (en) 2017-03-31 2017-03-31 A kind of micro- compression verification system for possessing 3D observing functions

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697063A (en) * 2021-03-23 2021-04-23 四川省人民医院 Chip strain measurement method based on microscopic vision

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112697063A (en) * 2021-03-23 2021-04-23 四川省人民医院 Chip strain measurement method based on microscopic vision

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