CN207408321U - A kind of fixture of X-ray perspective system sample - Google Patents
A kind of fixture of X-ray perspective system sample Download PDFInfo
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- CN207408321U CN207408321U CN201721331467.XU CN201721331467U CN207408321U CN 207408321 U CN207408321 U CN 207408321U CN 201721331467 U CN201721331467 U CN 201721331467U CN 207408321 U CN207408321 U CN 207408321U
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Abstract
The utility model is related to a kind of fixture of X-ray perspective system sample, including：Be formed as the hollow cylindrical of both ends open and mutually nested shell and inner core；It is respectively arranged in the inner wall of the shell and at least two locating detent groups between the shell and inner core；It is installed on the blind cover of described shell one end；It is connected with the blind cover and length-adjustable push-pull rod；The erection support being connected with the other end with the push-pull rod；The locating detent group at least includes the locating detent of three radially even distributions respectively；The locating detent includes fixation outer wall, the ball that can be rotatably installed in the fixed outer wall and the spring being fixed on the ball of both ends open.According to the utility model, it is beneficial to positioning, it is ensured that fixture is with rotary sample, and in industry CT test process, phenomena such as can preventing sample from shaking, shaking in rotary course, vibrating.
Description
Technical field
The utility model belongs to technical field of nondestructive testing, and in particular, to the sample of X-ray perspective system is consolidated
Fixed more particularly to a kind of fixture of X-ray perspective system sample.
Background technology
Micro- coke X-ray perspective system that is, high-resolution X ray CT（Computed Tomography）Technology, mainly
It is to obtain tomographic projection value by scanning workpiece or parts, faultage image is then reconstructed by image reconstruction algorithm, has
There is the features such as directly perceived, accurate, not damaged, be widely used in industrial components, aerospace components, integrated circuit, automobile and other industries.
CT technologies are originated in into the middle and later periods seventies in last century applied to industrial nondestructive testing, mainly to petroleum rock core,
The low density materials such as carbon composite, light-alloy are detected research.CT technologies are used for airplane turbine by the eighties, United States Air Force
The non-destructive testing of blade and rocket engine is scanned by the tomography to solid propellant rocket, comprehensively, is accurately reproduced
Specific geometry and density of material distribution on product tomography, open high-resolution x-ray ct technology in space industry
Using the beginning.
The product of high-resolution x-ray ct technology detection has following features mostly：It is small, small, wide in variety, the structure of batch
Complexity has certain pressure and seal request or needs highly reliable in the special working media such as toxicity and corrosivity, long
The work in service life.Product is formed mostly using different welding, method for packing, such as including electron beam weldering, vacuum brazing, argon arc
The kinds of processes such as weldering, explosion weldering, Vacuum Package, the weld seam of weldment is intensive in addition, be overlapped and shape is strange.
Since weld seam has the effects that pressure-bearing, sealing in itself, the requirement to weld seam is also very high.According to the matter of product
Amount requirement, it is necessary to stringent X-ray detection is carried out to weld seam, it is ensured that the reliability of welding quality.Therefore, from the later stage eighties with
Come, high-resolution X ray CT is widely used in the screening and detection of the welding quality of various products, drastically increases the quality of product
And security reliability, provide important technical support for the non-destructive testing of the army and the people's product.
As high-resolution x-ray ct technology is in deep application military, in the product for civilian use and with China's various product
What quality management and security reliability required further improves, and it is unusual that the spatial resolving power of CT technologies is proposed at present
Requirement, i.e., require it that can detect the stomata of micron level and crackle, the defects of blocking parts can have been detected.It is another
Aspect, CT technologies are also more and more widely used in terms of the non-destructive testing of scientific experiment sample, one of them is exactly
The screening of sample and the evaluation of matching experiment effect in materials sciences in space experiment.
For materials sciences in space, the quality of sample quality is to determine the key factor of Space Experiments effect, by height
Differentiate x-ray ct technology be used for space material sample screening, can further sample survey prepare, installation, encapsulate effect, example
Such as, the quality of relative position and sample ampoules of sample in ampoule etc. is detected, it is ensured that sample and the ampoule for holding sample
Reach Space Experiments standard.In addition, matching experiment is to optimize the important pre-stage test of Space Experiments flow on the ground, directly close
It is the definite and experiment effect to material sample Space Experiments flow, CT technologies is introduced into the evaluation of matching experiment effect, it can
The effectively variation of structure, the position of detection material sample and its ampoule before and after experiment etc., provides reliably for Optimal Experimental flow
Criterion.
However, the screening of material sample and matching the judge of experiment effect, this is related to material science, to CT technologies and its
Test process proposes higher requirement.Now, most high-resolution X ray CT device is structurally characterized in that：Vertical direction is penetrated for X
Line, sample and detector, horizontal direction are sample stage and its rotation axis.For the high-precision non-destructive testing required by current product
Requirement, as soon as the test process of CT devices must be an extremely stable rotary course, this proposes sample stage, rotation axis
Extremely strict requirements.
If however, when carrying out CT scan to rod-shaped, rod-like samples, sample one end is clamped by rotation axis, and other end is certainly
By hanging, a cantilever beam structure is caused.In the test process of rotation sweep, cantilever beam structure is easy to generate and rocks, trembles
Phenomena such as moving, vibrating, influences x-ray imaging quality, reduces image reconstruction precision, tomoscan effect is influenced, it is difficult to play height
Differentiate the superiority of X ray CT device.
Utility model content
For above-mentioned technical problem, the purpose of this utility model is to provide a kind of X-ray perspective system samples
Fixture is beneficial to positioning, it is ensured that fixture can prevent sample from rotating with rotary sample, and in industry CT test process
Phenomena such as shaking, shake in the process, vibrating.
In order to solve the above technical problems, a kind of fixture of X-ray perspective system sample provided by the utility model,
Including：Be formed as the hollow cylindrical of both ends open and mutually nested shell and inner core；It is respectively arranged in the interior of the shell
Wall and at least two locating detent groups between the shell and inner core；It is installed on the blind cover of described shell one end；With it is described
Blind cover connects and length-adjustable push-pull rod；The erection support being connected with the other end with the push-pull rod；The locating detent group
At least include the locating detent of three radially even distributions respectively；The fixation outer wall of the locating detent including both ends open, can
The ball being rotatably installed in the fixed outer wall and the spring being fixed on the ball.
According to the utility model, the fixture can adjust the size of fixture inner core by the built-in spring in locating detent, from
And effect can be fixed to the sample of different-diameter.Moreover, unique ball spring design, can not only make fixed sample
Inner core is rotated with CT axis, realizes driven function, and can adjust the diameter of inner core, realizes the rod-shaped sample of different-diameter
Fixation, further expanded the use scope of multi-functional clamp.
In addition, rational push-pull rod design, fixture can also be used for the sample of different length.The fixture uses three-jaw ball
Design can ensure that fixture with rotary sample, does not cause to twist fried dough twist phenomenon, and ensures, to the support of sample offer stabilization, to prevent
Only phenomena such as rocking, shake, vibrating of sample, while the fixture can also be achieved various outer diameter, different length, of different shapes
The fixation of product.
In addition, all installing three-jaw locating detent group additional at shell both ends, inner core can be made to keep good stability.In this way
Three-jaw Position Design, rod-shaped sample both ends can be made to keep good concentricity, and keep concentric with the rotation axis of CT instruments.
In addition, the fixture of X-ray perspective system sample according to the present utility model is also equipped with simple in structure, easy to assembly, cost
The advantageous effects such as cheap.
Multi-functional driven fixture as described above is installed additional in CT sample stages other end, pass through fixture and test specimens as a result,
The break-in use research of product improves the stability of X ray CT sweep test process, higher is provided for product and material experiment sample
The non-destructive testing service of quality, this is to improving the security reliability of China's the army and the people's product and the scientific research value of material science with weight
The meaning wanted.
Also, or, the ball is fixed in one end of the spring in the form of welding in the utility model,
The other end is fixed on the outer casing inner wall in the form of welding.By means of this, the stability of fixture entirety can be increased.
Also, or, the mounting jaw is formed as in the utility model：When the outer diameter of the inner core is smaller, institute
It states spring and is in elongation state, the ball stretches out at the tip inlets of the fixed outer wall, the inner core is fixed；When
When the inner core outer diameter is larger, the spring is in compressive state, and the ball is squeezed back by part in the fixed outer wall, to institute
Inner core is stated to be fixed.By means of this, ball can be pushed by the elastic force of spring so as to compress and fix inner core, can also pass through bullet
The length elastomeric of spring changes to realize the adjusting according to size of inner core.
Also, in the utility model or, the smooth outer surface of the inner core, rough inner surface.By means of this,
The smooth outer surface of inner core rotates convenient for rolling, and rough inner surface is convenient for and sample generates frictional force to fix sample.
Also, or, the push-pull rod is formed as the knot that directly different double rods is nested with one another in the utility model
Structure.By means of this, the prove-in length of the fixture telescopic variation in a wide range of can be made, ensure that the need of different length sample test
It asks..
Also, or, the blind cover is fixed on the shell in the form of welding, described to push away in the utility model
Pull rod is fixed on the blind cover in the form of welding.By means of this, the stability of fixture entirety can be increased.
Also, or, the erection support is cylindrical entity structure in the utility model.By means of this, can incite somebody to action
Fixture is fixed on one end of CT sample stages.
Also, or, the mounting jaw is installed on the both ends of the inner wall of the shell in the utility model.By
In this, the fixation of inner core can be preferably realized by two groups of locating detent groups.
Also, or, the thickness of the fixed outer wall is 1-3mm, and tip inlets internal diameter is 5- in the utility model
15mm, taper 1-10o, it is highly 10-20mm, the outer diameter of the ball is 5-15mm.By means of this, rolling can be realized well
Cooperation between pearl, spring and fixed outer wall three, and then realize the fixation for inner core.
Also, or, the length of the push-pull rod freely converts in 30mm to 170mm in the utility model.It borrows
Help this, the fixation of the sample available for different length.
According to the utility model, it is possible to provide a kind of fixture of X-ray perspective system sample, simple in structure, design
Novelty can prevent the sample of cantilever beam structure rocking, shaking, vibrating in rotary course, can effectively improve industry CT
The precision of test has important academic significance and engineering application value.
According to following specific embodiments and refer to the attached drawing, the above of the utility model and other is better understood with
Objects, features and advantages.
Description of the drawings
Fig. 1 is the folder for schematically showing the X-ray perspective system sample according to one implementation form of the utility model
Has whole perspective structure figure；
Fig. 2 is the perspective structure figure for the locating detent for schematically showing any of fixture shown in Fig. 1；
Fig. 3 is the schematic diagram of locating detent shown in Fig. 2；
Fig. 4 is the structure diagram shown using the three-dimensional perspective of fixture shown in Fig. 1；
Reference numeral：
1 shell；
2 inner cores；
3 locating detents；
31 fix outer wall；
32 balls；
33 springs
4 push-pull rods；
41 big bars；
42 small bars；
5 erection supports；
6 blind covers.
Specific embodiment
Illustrate the progress of the substantive distinguishing features of the utility model and conspicuousness with reference to specific implementation form and attached drawing.
It is to be understood that these implementation forms are only used for that the utility model is further described, it is impossible to be interpreted as protecting the utility model
Protect the limitation of scope.Direction concept as shown below is only for convenience of description, and non-limiting, and when specific implementation can change as needed.
The technical issues of in order to solve in the prior art, the utility model provide a kind of X-ray perspective system sample
Fixture.The fixture of X-ray perspective system sample according to the present utility model can not only improve the times magnification of industry CT
Number and measuring accuracy, can also expand the use scope of instrument, be preferably industrial production and scientific research service, have important
Academic significance and engineering application value.
Fig. 1 is the overall structure figure for schematically showing the measured material according to one implementation form of the utility model；Fig. 2 is
Schematically show the structure chart of the locating detent of any of fixture shown in Fig. 1.In conjunction with Fig. 1 and Fig. 2, this reality is described in detail
With the concrete structure of new fixture 100.
The measured material 100 of the utility model includes：Be formed as the hollow cylindrical of both ends open and mutually nested outer
Shell 1 and inner core 2；It is respectively arranged in the inner wall both ends of shell 1 and two locating detent groups between shell 1 and inner core 2；Installation
Blind cover 6 in 1 one end of shell；It is connected with blind cover 6 and length-adjustable push-pull rod 4；The peace being connected with the other end with push-pull rod 4
Fill bearing 5；Locating detent group at least includes the locating detent 3 of three radially even distributions respectively；Locating detent 3 includes both ends open
Fixed outer wall 31, the ball 32 that can be rotatably installed in fixed outer wall and the spring 33 being fixed on ball 32.
Specifically, as shown in Figure 1 and Figure 2, in this implementation form, such as using materials such as aluminium alloy or stainless steels
The shell 1 of multi-functional clamp 100 is processed, shell 1 is the structure of both ends open, it is preferable that its thickness is 1-3mm, a height of 30-
100mm, internal diameter 30-100mm, but not limited to this, it can change as the case may be.
Inner core 2 should have good rigidity and intensity, therefore, stainless steel, titanium alloy etc materials can be selected, inner core 2 is two
The straight tube structure of end opening, it is preferable that its thickness is 1-5mm, and inner core internal diameter 1-90mm, length is roughly the same with shell 1, but not
It is limited to this, can changes as the case may be.
It for example can be by being installed by welding with blind cover 6 in one end of shell 1, blind cover 6 can be metal material, be, for example, that titanium closes
Gold, aluminium alloy, stainless steel etc., it is preferable that thickness 1-3mm, the diameter of diameter and shell 1 match.One end of push-pull rod 4 with
The center connection of blind cover 6, the other end is for example connected with the center of aftermentioned erection support 5 in the form of welding, with this shell
1st, blind cover 2, push-pull rod 4 and erection support 5 are connected as one.
The material of push-pull rod 4 is the good metal material of rigidity, such as stainless steel, titanium alloy etc., it is preferable that its length can
In 30mm to freely being converted between 170mm, but not limited to this, it can change as the case may be.In this implementation form, push-pull rod 4
Be formed as the structure that the big bar 41 being relatively large in diameter and the smaller small bar 42 of diameter are nested with one another, but to be not limited to double rod embedding for push-pull rod 4
Nested structure can be formed as more bars nestings or other foldable structures, as long as can reach said effect according to specific requirements.Peace
Dress bearing 5 is cylindrical entity structure, aluminium alloy or stainless steel material can be used, it is preferable that body diameter can be 10-
50mm highly can be 5-50mm, but not limited to this, it can change as the case may be.
In order to make inner core 2 with good stability, locating detent group is at least two groups, and every group includes at least three positioning
Pawl 3.As shown in Figure 2, in this implementation form, every group of locating detent group for being installed on 1 inside both ends of shell is respectively provided with three positioning
Pawl（That is, six pawls are stable, three-jaw positioning）, radially even distribution is 120 ° in this implementation form, forms good concentricity,
To provide well stable fix and support.But not limited to this, it may be configured as three or more according to demand, but preferably such as this implementation
Form forms equally distributed concentricity so.
Such as ball 32 and spring 33 can be welded together, then the other end of spring 33 is welded on the inner wall of shell 1
By on the circumference of proximal edge, then fixed outer wall 31 is buckled in the structure that spring 33 and ball 32 are collectively formed again, finally will
The bottom of fixed outer wall 31 is welded on the inner wall of shell 1 of multi-functional clamp 100.
Mounting jaw 3 is formed as structure：When the outer diameter of inner core 2 is smaller, spring 33 is in elongation state, and ball 32 is stretched
Go out at the tip inlets of fixed outer wall 31, so as to which inner core 2 be fixed；When 2 outer diameter of inner core is larger, spring 33 is in compression
State, ball 32 are got into fixed outer wall 31, so as to which inner core 2 be fixed.According to said structure, root is easily achieved
The regulation and control carried out according to 2 diameter of inner core.
Locating detent 3 is mainly made of fixed outer wall 31, ball 32, spring 33.Fixed outer wall 31 for example can be aluminium alloy,
The materials such as stainless steel may be designed as pyramidal structure to control the movement of ball 32, but as long as control effect as described above can be reached,
It is not limited to taper, in this implementation form, fixed outer wall 31 is formed as pyramidal structure, it is preferable that thickness 1-3mm, tip internal diameter
For 5-15mm, taper 1-10o, it is highly 10-20mm, but not limited to this, it can change as the case may be.
The shape of ball 32 should be matched with the structure piece of fixed outer wall 31, to ensure that ball can turn in fixed outer wall 31
It is dynamic, so as to adjust 2 size of inner core, such as stainless steel, titanium alloy etc materials can be selected, it is preferable that outer diameter 5-15mm, but
It is without being limited thereto, it can change as the case may be.The mode such as can be used welding of spring 33 is fixed on ball 32, so that spring
33 pairs of balls 32 play good control action.
According to the utility model, by the cooperation of spring 33 and ball 32, the inner core 2 of different-diameter can be placed, so as to
Fixation to the sample for realizing different-diameter, ensure that the multifunctionality of fixture.Inner core 2 and one end of sample fit closely over one
It rises, with reference to the special designing of spring 33 and ball 32, inner core 2 is enable to drive sample driven rotation with the rotation of CT rotation axis
Turn, the action for avoiding sample both ends is inconsistent, it is therefore prevented that twist the generation of fried dough twist phenomenon.
According to the utility model, after two groups of locating detent groups that installation is complete, blind cover 6 is welded in one end of shell 1, in blind cover
Push-pull rod 4 is welded on 6 again, the prove-in length of fixture 100 telescopic variation in a wide range of can be made with this, ensure that different length
The demand of sample test.Erection support 5 can help fixture to be fixed on the sample stage of industry CT test system.By it is multi-functional from
The application of dynamic fixture 100, can greatly improve the amplification factor and resolution ratio of X-ray perspective system, improve product
Detection efficiency.
According to the utility model, also it is saturating can to greatest extent to improve sample in the case where detector size determines
Depending on amplification factor, so as to improve radioscopy analysis resolution ratio, give full play to high-resolution X-ray perspective system
Advantage.Moreover, unique ball spring design of the fixture 100 of the utility model, can not only make fixing in sample
Core 2, which with CT axis rotate, realizes driven function, can also be adjusted according to the diameter of inner core, realize the rod-shaped of different-diameter
The use scope of multi-functional clamp 100 has further been expanded in the fixation of sample.Specifically, the fixture is mainly by installing branch
Seat 5 and CT axis connections, so CT axis only needs one cylindrical hole of offer that can be connected by simple well known connection mode.This
Outside, since fixture according to the present utility model and CT axis are substantially two independent main bodys, and further related in concrete operations
The selection of sample and CT axis complicated structure in itself, therefore structural relation between the two can be variform.
（Embodiment）
It is three-dimensional that above-mentioned X-ray according to the present utility model is further described in conjunction with attached drawing and specific embodiment
The fixture 100 of fluoroscopy system sample.
It is known that according to requirements, using stainless steel material, machining shape is the columnar erection support 5 of solid circle, cylinder
A diameter of 25mm is highly 30mm, and be surface-treated.4 material of push-pull rod is titanium alloy, and by the different bar of two-section diameter
Composition, the small bar of diameter can be inserted into the big bar of diameter, and the depth being inserted by small bar adjusts the length of push-pull rod, push-pull rod
Small shank diameter is 10mm, and big shank diameter is 15mm, and the minimum length of push-pull rod is 50mm, maximum length 100mm, and length can be
50 between 100mm to freely converting.
Shell 1 is the hollow cylinder of both ends open, and material is stainless steel, and thickness 2mm is highly 60mm, and internal diameter is
40mm, shell.The fixation outer wall 31 of locating detent 3, the material of fixed outer wall 31 is stainless steel, and thickness 2mm is highly 12mm,
Taper is 5o, the internal diameter of the tip inlets of taper is 8mm, and edge needs complete chamfering, and surface needs sanding and polishing.
32 surface of ball is smooth, and a diameter of 8mm, material is stainless steel.In one end of the inner wall of shell 1, by proximal edge
A circumference selected around, one end of spring 33 is welded on 1 inner wall of shell, and the other end is welded on ball 32.Again will
Fixed outer wall 31 is sleeved on the assembly of ball 32 and spring 33, and by the tip inlets of fixed outer wall 31, ball 32 has half
It is exposed, fixed outer wall 31 is also secured on the circumference of 1 inner wall of shell.
According to aforesaid operations, be uniformly fixed with three locating detents 3 on the circumference of 1 inner wall of shell, every two locating detents 3 it
Between into 120oAngle, shell 1 the other end close to edge, a circumference is selected on inner wall, it is uniform to repeat as above action
Three locating detents 3 are installed.I.e., two groups of locating detent groups that installation is complete.It, can be effective by installing locating detent group at 1 both ends of shell
Sample is fixed in ground.
Inner core 3 is the hollow cylinder of both ends open, and material is stainless steel, and thickness 2mm, length is consistent with shell, in view of
The combining structure that above-mentioned ball 32 is formed with spring 33, the diameter of inner core 2 can be adjusted in a certain range, multi-functional driven at this
In fixture 100, the internal diameter of inner core can change in the range of 4-12mm, realize the fixation to the sample of different-diameter.In addition, inner core
2 outer surface is required to be smooth, and is rotated convenient for rolling, and inner surface requirement is coarse, convenient for fixing sample with sample generation frictional force.
Blind cover 6 is welded in one end of shell 1,6 thickness of blind cover is 3mm, and diameter is consistent with the outer diameter of shell 1, push-pull rod 4
One end of big bar 44 is welded on the center on 6 surface of blind cover, and one end of the small bar 42 of push-pull rod 4 is welded on 5 bottom of erection support
The center in face.After assembling, multi-functional driven fixture 100 is debugged, break-in, to reach requirement, so as to fulfill
Rotation is stablized in the x-ray tomography test of sample.
To sum up, the utility model provides a kind of fixture 100 of X-ray perspective system sample, lamps structure is simple,
Novel design can prevent the sample of cantilever beam structure rocking, shaking, vibrating in rotary course, can effectively improve work
The precision of industry CT tests.Especially, three-jaw positioning and the structure design of ball spring are passed through so that the other end of cantilever beam structure
Can be rotated with the rotation of CT axis, have the function of it is driven, so as to avoid cantilever beam structure sample during the test
Generate the phenomenon that twisting fried dough twist.
In addition, by assembling two groups of three-jaw locating detent groups on 1 inner wall of shell, inner core 2 and sample can be played very well
Fixation.Rational three-jaw Position Design, can keep sample to have good concentricity with CT axis, not generate eccentric existing
As in the case where detector size determines, the amplification factor of sample can be greatlyd improve, swept so as to effectively improve tomography
The precision retouched.
In addition, rational push-pull rod 4 designs, the fixed requirement of the sample of different length is met.By multi-functional driven
The design of fixture can not only improve the amplification factor and measuring accuracy of industry CT, can also expand the use scope of instrument, more
It is well industrial production and scientific research service, there is important academic significance and engineering application value.
In the case where not departing from the objective of essential characteristic of the utility model, the utility model can be presented as diversified forms, therefore
Implementation form in the utility model is to be illustrative rather than definitive thereof, since the scope of the utility model is defined by the claims and
It is non-to be limited by specification, and fall all changes in the full scope of equivalents of the scope defined in claim or its scope defined
Change is understood to include in detail in the claims.
Claims (10)
1. a kind of fixture of X-ray perspective system sample, which is characterized in that including：
Be formed as the hollow cylindrical of both ends open and mutually nested shell and inner core；
It is respectively arranged in the inner wall of the shell and at least two locating detent groups between the shell and inner core；
It is installed on the blind cover of described shell one end；
One end is connected with the blind cover and length-adjustable push-pull rod；With
The erection support being connected with the other end of the push-pull rod；
The locating detent group includes the locating detent of at least three radially even distributions respectively；
The locating detent includes the fixation outer wall of both ends open, the rolling that can be rotatably installed in the fixed outer wall
Pearl and the spring being fixed on the ball.
2. fixture according to claim 1, which is characterized in that one end of the spring is fixed on described in the form of welding
Ball, the other end are fixed on the inner wall of the shell in the form of welding.
3. fixture according to claim 1, which is characterized in that the fixed outer wall is in tip close to the inner core side
Pyramidal structure；The locating detent is formed as：
When the outer diameter of the inner core is smaller, the spring is in elongation state, and the ball stretches out the point of the fixed outer wall
At end opening, the inner core is fixed；
When the inner core outer diameter is larger, the spring is in compressive state, and the ball squeezes back the fixed outer wall by part
It is interior, the inner core is fixed.
4. fixture according to claim 1, which is characterized in that the smooth outer surface of the inner core, rough inner surface.
5. fixture according to claim 1, which is characterized in that it is embedding each other that the push-pull rod is formed as the different double rod of diameter
The structure of set.
6. fixture according to claim 1, which is characterized in that the blind cover is fixed on the shell in the form of welding,
The push-pull rod is fixed on the blind cover in the form of welding.
7. fixture according to claim 1, which is characterized in that the erection support is cylindrical entity structure.
8. fixture according to claim 1, which is characterized in that the locating detent is installed on the two of the inner wall of the shell
End.
9. fixture according to claim 3, which is characterized in that the thickness of the fixed outer wall is 1-3mm, in tip inlets
Footpath is 5-15mm, taper 1-10o, it is highly 10-20mm, the outer diameter of the ball is 5-15mm.
10. fixture according to claim 1, which is characterized in that the length of the push-pull rod is free in 30mm to 170mm
Conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331467.XU CN207408321U (en) | 2017-10-16 | 2017-10-16 | A kind of fixture of X-ray perspective system sample |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721331467.XU CN207408321U (en) | 2017-10-16 | 2017-10-16 | A kind of fixture of X-ray perspective system sample |
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| CN207408321U true CN207408321U (en) | 2018-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107589128A (en) * | 2017-10-16 | 2018-01-16 | 中国科学院上海硅酸盐研究所 | A kind of fixture of X ray perspective system sample |
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2017
- 2017-10-16 CN CN201721331467.XU patent/CN207408321U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107589128A (en) * | 2017-10-16 | 2018-01-16 | 中国科学院上海硅酸盐研究所 | A kind of fixture of X ray perspective system sample |
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