CN107894364A - A kind of scanning electron microscope home position stretches servicing unit - Google Patents
A kind of scanning electron microscope home position stretches servicing unit Download PDFInfo
- Publication number
- CN107894364A CN107894364A CN201810045843.1A CN201810045843A CN107894364A CN 107894364 A CN107894364 A CN 107894364A CN 201810045843 A CN201810045843 A CN 201810045843A CN 107894364 A CN107894364 A CN 107894364A
- Authority
- CN
- China
- Prior art keywords
- fixture
- lower clamp
- original position
- fixed pedestal
- upper fixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 9
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 abstract description 8
- 238000009987 spinning Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
- G01N3/066—Special adaptations of indicating or recording means with electrical indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
- G01N2203/0464—Chucks, fixtures, jaws, holders or anvils with provisions for testing more than one specimen at the time
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0617—Electrical or magnetic indicating, recording or sensing means
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of scanning electron microscope home position to stretch servicing unit, it includes two symmetrically arranged original position stretching machine worktables (2), fixed pedestal (15) is installed on the original position stretching machine worktable (2), spun and be integrally fixed by stud between the fixed pedestal (15) and original position stretching machine worktable (2), the side of top surface is vertically installed with angle scale (1) on the fixed pedestal (15), and interfaced bar specimen holder or sheet coupon fixture are provided with described angle scale (1).The present invention can respectively realize and the original position stretching of sheet material and bar is tested by installing bar specimen holder and sheet coupon fixture respectively；By observing the angle scale on fixed pedestal and spinning sample fixture or positioning baffle, the in-situ study of sample different surfaces under different angle can be achieved.
Description
Technical field
The present invention relates to a kind of mechanical device, is more particularly to a kind of multi-angle original position stretching auxiliary experiment device, mainly
For in-situ stretching device, to reach multi-angle, the requirement of experiment of different type sample.
Background technology
Existing scanning electron microscope home position stretching device can only test to sheet material, can not realize and the original position of bar is drawn
Stretch, and electron microscopic observation can only be scanned to single surface, the experiment in situ of multi-angle can not be carried out, so as to lead to not try
Sample side and can not carry out home position observation simultaneously, this just brings great limitation for material analysis in the microscopic appearance of deformation
Property.In addition, if stretching device can not be adjusted when sample is longer, sample processing needs is thus made and pay more manpower and materials.Separately
Outside, as the development of material science, researchers more focus on the material analysis under different condition, it is therefore necessary to which invention is a kind of
It is assemblied in for the servicing unit of problem above on in-situ tensile test machine.
The content of the invention
It is an object of the present invention to provide a kind of scanning electron microscope home position to stretch servicing unit, and it can be efficiently solved in background technology
The problems of.
In the presence of solving the problems, such as background technology, it includes two symmetrically arranged original position stretching machine worktables 2,
Fixed pedestal 15 is installed on the original position stretching machine worktable 2, passed through between the fixed pedestal 15 and original position stretching machine worktable 2
Stud, which spins, to be integrally fixed, and the side of top surface is vertically installed with angle scale 1, described angle scale 1 on the fixed pedestal 15
Interfaced bar specimen holder or sheet coupon fixture are inside installed；
The described generally disc-shaped structure of angle scale 1, the middle part insertion of the angle scale 1 offer a fixture rotation hole
14, corresponding angle value is etched with the periphery of the angle scale 1.
Described sheet coupon fixture includes upper fixture 3 and lower clamp symmetrically arranged with upper fixture 34, and upper fixture 3 is with
By being integrally fixed with alignment pin 8 and stud between fixture 4, described upper fixture 3 offers with being penetrated respectively on lower clamp 4
Can be with the holder pin hole 7 of the clearance sliding fit of alignment pin 8, the both ends of the alignment pin 8 are respectively arranged with can be with its interference
The positioning rubber set 9 that socket coordinates；
The side of the upper fixture 3 extends outward can be with the upper fixture arcuate structure of the clearance sliding fit of fixture rotation hole 14
5；
The side of the lower clamp 4 extends outward can be with the lower clamp arcuate structure of the clearance sliding fit of fixture rotation hole 14
6；
Described upper fixture arcuate structure 5 forms a circular ring after being docked with lower clamp arcuate structure 6.
The bar specimen holder includes baffle plate 13, and one end of the baffle plate 13 axially outwardly extends one can be with fixture
The cylindrical positioning table 16 of the clearance sliding fit of rotation hole 14, concentric screwed hole is offered on the cylindrical positioning table 16
12。
As a result of above technical scheme, the invention has the advantages that：By installing bar specimen holder respectively
Tool and sheet coupon fixture, can respectively realize and the original position stretching of sheet material and bar is tested；By observing the angle on fixed pedestal
Scale and spinning sample fixture or positioning baffle, the in-situ study of sample different surfaces under different angle can be achieved.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
The cooperation schematic diagram of angle scale and sheet coupon fixture in Fig. 1 present invention；
The decomposition texture schematic diagram of sheet coupon fixture in Fig. 2 present invention；
Fig. 3 is the top view of sheet coupon in the present invention；
Fig. 4 is the top view of bar sample in the present invention；
Fig. 5 is the cooperation schematic diagram of angle scale and bar specimen holder in the present invention.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, below will
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Referring to Fig. 1-5, present embodiment is achieved using following technical scheme, and it is symmetrical arranged comprising two
Original position stretching machine worktable 2, fixed pedestal 15 is installed on the original position stretching machine worktable 2, the fixed pedestal 15 with it is in situ
Spun and be integrally fixed by stud between stretching machine worktable 2, the side of top surface is vertically installed with the fixed pedestal 15
Angle scale 1, interfaced bar specimen holder or sheet coupon fixture are installed in described angle scale 1；
The described generally disc-shaped structure of angle scale 1, the middle part insertion of the angle scale 1 offer a fixture rotation hole
14, corresponding angle value is etched with the periphery of the angle scale 1.
Described sheet coupon fixture includes upper fixture 3 and lower clamp symmetrically arranged with upper fixture 34, and upper fixture 3 is with
By being integrally fixed with alignment pin 8 and stud between fixture 4, described upper fixture 3 offers with being penetrated respectively on lower clamp 4
Can be with the holder pin hole 7 of the clearance sliding fit of alignment pin 8, the both ends of the alignment pin 8 are respectively arranged with can be with its interference
The positioning rubber set 9 that socket coordinates；
The side of the upper fixture 3 extends outward can be with the upper fixture arcuate structure of the clearance sliding fit of fixture rotation hole 14
5；
The side of the lower clamp 4 extends outward can be with the lower clamp arcuate structure of the clearance sliding fit of fixture rotation hole 14
6；
Described upper fixture arcuate structure 5 forms a circular ring after being docked with lower clamp arcuate structure 6.
The bar specimen holder includes baffle plate 13, and one end of the baffle plate 13 axially outwardly extends one can be with fixture
The cylindrical positioning table 16 of the clearance sliding fit of rotation hole 14, concentric screwed hole is offered on the cylindrical positioning table 16
12。
The application method of technical scheme part in present embodiment and its principle are made below in conjunction with the accompanying drawings further
Elaboration：
When carrying out the stretching of sheet coupon, two holder pin holes 7 of upper fixture 3 and lower clamp 4 are positioned with sheet coupon respectively
Hole 10 keeps concentric, is inserted into alignment pin 8, and ensures that upper fixture arcuate structure 5 aligns with lower clamp arcuate structure 6, so
Upper fixture 3 and lower clamp 4 and sheet coupon are fastened by stud afterwards, recycle rubber positioning sleeve 9 to be fixed on alignment pin 8
On sheet coupon fixture；
Then the upper fixture arcuate structure 5 of the complete sheet material specimen holder of clamping and lower clamp arcuate structure 6 are inserted partially into
In fixture rotation hole 14 on fixed pedestal 15, by viewing angle scale 1, sheet coupon fixture can be rotated specific angle
Degree.Fixed pedestal profit 15 is fixed on original position stretching machine worktable 2 by stud.
If carrying out the stretching of bar sample, the external thread part on bar sample and the screwed hole 12 on cylindrical positioning table 16
Carry out spiral to spin cooperation, then the cylindrical positioning table 16 in the bar specimen holder worked good is inserted on fixed pedestal
During fixture rotates 14, and specific angle can be rotated according to angle scale 1, fixed pedestal profit 15 is fixed on drawing in situ by stud
Stretch on machine worktable 2.
During work, in-situ stretching device drives original position stretching workbench 2 to be moved to horizontal direction, original position stretching workbench 2
Fixed pedestal is driven to move together, while positioning baffle is also moved by the stress of fixed pedestal to draw direction, utilizes positioning
The bar sample positioning spiro pit 12 of baffle plate drives bar sample screw thread chuck 11, so as to realize stretching, and can pass through viewing angle
Scale 1, the angle of rotational positioning baffle plate and fixture rotation hole 14 carry out the analysis of different angle.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (3)
1. a kind of scanning electron microscope home position stretches servicing unit, it is characterised in that it includes two symmetrically arranged original position stretching machine works
Make platform (2), fixed pedestal (15) is installed on the original position stretching machine worktable (2), the fixed pedestal (15) and original position stretching machine
Spun and be integrally fixed by stud between workbench (2), the side of top surface is vertically installed with angle on the fixed pedestal (15)
Scale (1), described angle scale (1) is interior to be provided with interfaced bar specimen holder or sheet coupon fixture；
Described angle scale (1) generally disc-shaped structure, the middle part insertion of the angle scale (1) offer a fixture and rotated
Hole (14), corresponding angle value is etched with the periphery of the angle scale (1).
A kind of 2. scanning electron microscope home position stretching servicing unit according to claim 1, it is characterised in that described sheet material examination
Sample fixture include upper fixture (3) and with upper fixture (3) symmetrically arranged lower clamp (4), between upper fixture (3) and lower clamp (4)
By being integrally fixed with alignment pin (8) and stud, offer can for insertion respectively on described upper fixture (3) and lower clamp (4)
With the holder pin hole (7) with alignment pin (8) clearance sliding fit, the both ends of the alignment pin (8) are respectively arranged with can be with it
The positioning rubber set (9) that interference socket coordinates；
The side of the upper fixture (3) extends outward can be with the upper fixture arc of fixture rotation hole (14) clearance sliding fit
Structure (5)；
The side of the lower clamp (4) extends outward can be with the lower clamp arc of fixture rotation hole (14) clearance sliding fit
Structure (6)；
Described upper fixture arcuate structure (5) forms a circular ring after being docked with lower clamp arcuate structure (6).
A kind of 3. scanning electron microscope home position stretching servicing unit according to claim 1, it is characterised in that the bar sample
Fixture includes baffle plate (13), and one end of the baffle plate (13), which axially outwardly extends one, to be slided with fixture rotation hole (14) gap
The cylindrical positioning table (16) coordinated is moved, concentric screwed hole (12) is offered on the cylindrical positioning table (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045843.1A CN107894364A (en) | 2018-01-17 | 2018-01-17 | A kind of scanning electron microscope home position stretches servicing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810045843.1A CN107894364A (en) | 2018-01-17 | 2018-01-17 | A kind of scanning electron microscope home position stretches servicing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107894364A true CN107894364A (en) | 2018-04-10 |
Family
ID=61808996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810045843.1A Pending CN107894364A (en) | 2018-01-17 | 2018-01-17 | A kind of scanning electron microscope home position stretches servicing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107894364A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956282A (en) * | 2018-07-10 | 2018-12-07 | 东南大学 | A kind of special fixture for the test of medical polymer material mechanical performance |
| CN109060513A (en) * | 2018-10-30 | 2018-12-21 | 清华大学 | Multi-axial Loading machine for Uniform Tension in situ |
| CN110029302A (en) * | 2019-05-05 | 2019-07-19 | 中国人民解放军陆军装甲兵学院 | The coating spraying tooling of matrix of samples for the observation of coating material original position stretching |
| CN113029769A (en) * | 2021-03-10 | 2021-06-25 | 湘潭大学 | Stretching experiment clamp capable of adjusting angle and being flexibly installed |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628790A (en) * | 2012-04-23 | 2012-08-08 | 金陵科技学院 | Testing device and method for bonding performance of fiber and mortar materials |
| KR20130050746A (en) * | 2011-11-08 | 2013-05-16 | 주식회사 포스코 | Device for clamping test piece of tensile tester |
| CN203117035U (en) * | 2013-01-04 | 2013-08-07 | 河南航天精工制造有限公司 | Room temperature tension test clamp |
| CN203241296U (en) * | 2013-05-17 | 2013-10-16 | 上海大学 | Tensile clamp device for longitudinal arc sheet tensile sample of high-strength pipe |
| KR101494797B1 (en) * | 2014-08-11 | 2015-02-23 | 한국건설기술연구원 | Direct Tensile Tester and Method for Testing Using the Same |
| CN105388327A (en) * | 2015-11-11 | 2016-03-09 | 浙江大学 | Apparatus for achieving in-situ micromechanics, microstructure and component integrated research in scanning electron microscope |
| CN205426652U (en) * | 2015-12-15 | 2016-08-03 | 桂林电子科技大学 | Three -dimensional compound fracture test fixture |
| CN106153452A (en) * | 2016-08-30 | 2016-11-23 | 浙江工业大学 | Slow strain rate test fixture |
| CN207866616U (en) * | 2018-01-17 | 2018-09-14 | 兰州理工大学 | A kind of scanning electron microscope home position stretching auxiliary device |
-
2018
- 2018-01-17 CN CN201810045843.1A patent/CN107894364A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130050746A (en) * | 2011-11-08 | 2013-05-16 | 주식회사 포스코 | Device for clamping test piece of tensile tester |
| CN102628790A (en) * | 2012-04-23 | 2012-08-08 | 金陵科技学院 | Testing device and method for bonding performance of fiber and mortar materials |
| CN203117035U (en) * | 2013-01-04 | 2013-08-07 | 河南航天精工制造有限公司 | Room temperature tension test clamp |
| CN203241296U (en) * | 2013-05-17 | 2013-10-16 | 上海大学 | Tensile clamp device for longitudinal arc sheet tensile sample of high-strength pipe |
| KR101494797B1 (en) * | 2014-08-11 | 2015-02-23 | 한국건설기술연구원 | Direct Tensile Tester and Method for Testing Using the Same |
| CN105388327A (en) * | 2015-11-11 | 2016-03-09 | 浙江大学 | Apparatus for achieving in-situ micromechanics, microstructure and component integrated research in scanning electron microscope |
| CN205426652U (en) * | 2015-12-15 | 2016-08-03 | 桂林电子科技大学 | Three -dimensional compound fracture test fixture |
| CN106153452A (en) * | 2016-08-30 | 2016-11-23 | 浙江工业大学 | Slow strain rate test fixture |
| CN207866616U (en) * | 2018-01-17 | 2018-09-14 | 兰州理工大学 | A kind of scanning electron microscope home position stretching auxiliary device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956282A (en) * | 2018-07-10 | 2018-12-07 | 东南大学 | A kind of special fixture for the test of medical polymer material mechanical performance |
| CN109060513A (en) * | 2018-10-30 | 2018-12-21 | 清华大学 | Multi-axial Loading machine for Uniform Tension in situ |
| CN110029302A (en) * | 2019-05-05 | 2019-07-19 | 中国人民解放军陆军装甲兵学院 | The coating spraying tooling of matrix of samples for the observation of coating material original position stretching |
| CN110029302B (en) * | 2019-05-05 | 2021-03-23 | 中国人民解放军陆军装甲兵学院 | Coating spraying tool for sample matrix for in-situ tensile observation of coating material |
| CN113029769A (en) * | 2021-03-10 | 2021-06-25 | 湘潭大学 | Stretching experiment clamp capable of adjusting angle and being flexibly installed |
| CN113029769B (en) * | 2021-03-10 | 2022-09-06 | 湘潭大学 | Stretching experiment clamp capable of adjusting angle and being flexibly installed |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107894364A (en) | A kind of scanning electron microscope home position stretches servicing unit | |
| CN106525571B (en) | Microscope stretcher suitable for optical microscope | |
| CN207396202U (en) | A kind of high-strength bolt auxiliary connection bolt stretching resistance detection fixture | |
| KR101865095B1 (en) | Tensile-Bending Repeat Tester | |
| CN207866616U (en) | A kind of scanning electron microscope home position stretching auxiliary device | |
| CN113390720B (en) | Off-line in-situ stretching device for X-ray diffraction experiment | |
| CN112432848A (en) | Hollow cable sleeve clamp and tension testing equipment | |
| CN205620254U (en) | Fixing device is measured to brinell hardness microscope | |
| CN205483802U (en) | Tensile test tractor driver moves perpendicular centering device of centre gripping | |
| CN107764671A (en) | Plastic pipe life-span evaluating apparatus | |
| CN116148070B (en) | In-situ stretching device and working method thereof | |
| CN103700562A (en) | Height adjustment type scanning electron microscope sampler holder | |
| CN116907984A (en) | Physical and chemical property test platform for natural fiber composite plastic | |
| CN211085683U (en) | Cylindrical bearing detection device | |
| KR20180020585A (en) | Apparatus for measuring surface roughness of specimen | |
| CN206740504U (en) | One flocked material is resistance to scratch testing machine | |
| CN107262781A (en) | It is a kind of to be used for the hole guiding device of not open structure processing | |
| CN113881551B (en) | Microbial sampling device and sampling method for airing room | |
| CN207650042U (en) | Plastic pipe service life evaluating apparatus | |
| CN206161448U (en) | Test platform is twistd reverse to normal position and observation system thereof | |
| CN209656434U (en) | A kind of wire rod torsion tester jaw | |
| CN203690251U (en) | Height adjustable type SEM sample base | |
| CN106680074A (en) | Equipment for crushing test of rubber pipe | |
| CN208505924U (en) | Tubular member inner wall detection device | |
| KR20190082574A (en) | Apparatus for etching |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |