CN110481057A - A kind of intensive sample in composite material gap, preparation facilities and preparation method - Google Patents
A kind of intensive sample in composite material gap, preparation facilities and preparation method Download PDFInfo
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- CN110481057A CN110481057A CN201910792687.XA CN201910792687A CN110481057A CN 110481057 A CN110481057 A CN 110481057A CN 201910792687 A CN201910792687 A CN 201910792687A CN 110481057 A CN110481057 A CN 110481057A
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- Prior art keywords
- blend stop
- gap
- sample
- composite material
- intensive
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Composite Materials (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
- Tires In General (AREA)
Abstract
This application involves a kind of intensive preparation method of sample in composite material gap, the preparation method includes: to be layed in composite materials testing part on the mould tire by default laying angle；It is enclosed on the periphery of composite materials testing part and sets the first different blend stop of material and the second blend stop to block composite materials testing part；Metal plate is covered on first blend stop, the second blend stop and composite materials testing part；Cure under pressure, is allowed to form the testpieces coexisted with intact region and gap close quarters, and the gap close quarters are located at the testpieces periphery with the first blend stop；The sample of required size is processed from the gap close quarters.Present application addresses the preparation problems of the intensive sample in composite material gap, fill up the blank of the intensive sample preparation in composite material gap, a kind of intensive preparation method of sample in composite material easy to operate, at low cost, high-efficient, high reliablity gap is provided, the standard sample after processing can be used for Design permissible value test.
Description
Technical field
The application belongs to composite materials testing technical field, in particular to the intensive sample in a kind of composite material gap, preparation
Device and preparation method.
Background technique
Gap refers to that the space that the gas stayed in composite product in the fabrication process is occupied, gap intensively refer to
Gap index exceeds the case where design value.Gap intensively will cause the intensity decline of composite product.
However, the manufacture of sample intensive for composite material gap is difficulties, due to not same specification
And standard, scientific research personnel generally takes the media such as doping water, foamed glue between composite plys to manufacture, then by upper
The sample for stating method production cannot still produce the satisfactory intensive sample in composite material gap for testing.
Summary of the invention
There is provided a kind of intensive sample in composite material gap, preparation facilities and preparation methods for the purpose of the application, with solution
Certainly or mitigate background technique at least one problem.
On the one hand, technical solution provided by the present application is: a kind of intensive preparation method of sample in composite material gap, described
Preparation method includes
Composite materials testing part is layed on the mould tire by default laying angle；
It is enclosed on the periphery of composite materials testing part and sets the first different blend stop of material and the second blend stop to block composite material
Testpieces；
Metal plate is covered on first blend stop, the second blend stop and composite materials testing part；
Cure under pressure, is allowed to form the testpieces coexisted with intact region and gap close quarters, and the gap is intensive
Region is located at the testpieces periphery with the first blend stop；
The sample of required size is processed from the gap close quarters.
In the present processes, the composite materials testing part has neat edge.
In the present processes, first blend stop and the setting of the second blend stop interval.
It further include the non-destructive testing after solidifying in the present processes, for determining the position of the gap close quarters
It sets and size.
On the other hand, technical solution provided by the present application is: a kind of intensive sample preparation device in composite material gap, institute
Stating preparation facilities includes mould tire, metal plate, the first blend stop and the second blend stop, and composite materials testing part is pressed default laying angle and is laid with
The first different blend stop of material and second gear are between the mould tire and metal plate, and on composite materials testing part periphery
Item, by cure under pressure to form the composite materials testing part coexisted with intact region and gap close quarters, wherein described
Gap close quarters are located at the testpieces periphery with the first blend stop.
In the device of the application, first blend stop is metal blend stop.
In the device of the application, the thickness of first blend stop is greater than the thickness of the composite materials testing part.
In the device of the application, the thickness that the thickness of first blend stop is greater than the composite materials testing part is extremely a
The thickness of one-way tape laying.
In the device of the application, second blend stop is rubber blend stop.
In the last one invention, technical solution provided by the present application is: a kind of intensive sample in composite material gap, the examination
Sample is made using as above any method and using as above any device.
It is intensive that the intensive sample preparation device in composite material gap and preparation method of the application solves composite material gap
The preparation problem of sample fills up the blank of the intensive sample preparation in composite material gap, provides a kind of easy to operate, at low cost, effect
The intensive preparation method of sample in composite material gap of rate height, high reliablity, the standard sample after processing can be used for Design permissible value
Test.
Detailed description of the invention
In order to illustrate more clearly of technical solution provided by the present application, attached drawing will be briefly described below.It is aobvious and easy
Insight, drawings discussed below are only some embodiments of the present application.
Fig. 1 is the preparation method flow chart of the application.
Fig. 2 is the preparation facilities package curing schematic diagram of the application.
Fig. 3 is the testpieces structural schematic diagram of the application.
Fig. 4 is the first blend stop structural schematic diagram of the application.
Fig. 5 is the second blend stop structural schematic diagram of the application.
Fig. 6 is the gap close quarters schematic diagram of the application.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application implementation clearer, below in conjunction in the embodiment of the present application
Attached drawing, technical solutions in the embodiments of the present application is further described in more detail.
As described in Figure 1, the intensive preparation method of sample in composite material gap of the application includes:
S1: composite materials testing part 2 is layed on mould tire 1 by default laying angle.
As described in Figure 2, set it is vertical be 0 °, laterally be 90 ° in the case where, the laying of composite materials testing part 2 between
Between 0 ° and 90 °, substantially 45 ° of laying angle shown in the present embodiment.
S2: it is enclosed on the periphery of composite materials testing part 2 and sets the first different blend stop 3 of material and the second blend stop 4 to block again
Condensation material testpieces 2.
S3: metal plate 5 is covered on the first blend stop 3, the second blend stop 4 and composite materials testing part 2.Metal plate 5
Area is greater than the sum of the first blend stop 3, the second blend stop 4 and area of composite materials testing part 2, after covering metal plate 5, on side
Edge has the protrusion of certain size.
S4: being put into cure under pressure in autoclave for the above-mentioned components to complete, be allowed to be formed with intact region and
The testpieces 2 that gap close quarters coexist, gap close quarters are located at 2 periphery of testpieces with the first blend stop.
S5: the sample 6 of required size is processed from gap close quarters 7.
In this application, composite materials testing part 2 has neat edge.The neat edge refers to marginal portion not
There are either large or small curved or non-curved sections, such as edge cannot be jagged edge or curved rim.In general, compound
Testing of materials part 2 can be at polygonized structure, such as quadrangle or hexagon etc., and edge is in line.In Fig. 2 of the present embodiment
Shown in composite materials testing part 2 be square structure, contour dimension be 300mm × 300mm, composite materials testing part 2
With a thickness of 2mm-3mm.
In this application, the first blend stop 3 and the setting of the second blend stop 4 interval.In the embodiment described in Fig. 2, composite material examination
The second blend stop 4 is arranged in the upper and lower position for testing part 2, and the first blend stop 3 is arranged in left-right position.
It in this application, after hardening further include non-destructive testing, non-destructive testing can determine that composite materials testing part 2 is hollow
The accurate location and approximate size of gap close quarters 7, convenient for the processing of sample 7.In addition, non-destructive testing can also detect gap
The gap whether close quarters 7 meet sample 7 intensively requires.
As shown in Figures 2 to 6, the intensive sample preparation device in composite material gap of the application can be prepared for sky
The sample that gap is intensively tested, the preparation facilities include mould tire 1, metal plate 5, the first blend stop 3 and the second blend stop 4, composite material
Testpieces 2 is layed between mould tire 1 and metal plate 5 by default laying angle, and is with material on 2 periphery of composite materials testing part
Different the first blend stops 3 and the second blend stop 4, is coexisted with being formed with intact region and gap close quarters 6 by cure under pressure
Composite materials testing part 2, wherein gap close quarters 6 be located at the first blend stop 2 periphery of testpieces, gap compact district
Size qualification can be formed after domain 6 is machined, non-destructive testing meets the sample that gap intensively requires.
In the embodiment of the present application, the first blend stop 3 is metal blend stop, and the second blend stop 4 is rubber blend stop.
In this application, the thickness of the first blend stop 3 is greater than the thickness of composite materials testing part 2.Further, the first blend stop
3 thickness is greater than the thickness of 2 to the 3 one-way tape layings of thickness of composite materials testing part 2.
Finally, the intensive sample in composite material gap of the application is by using as above any method and using as above any
Device can be made.
It is intensive that the intensive sample preparation device in composite material gap and preparation method of the application solves composite material gap
The preparation problem of sample fills up the blank of the intensive sample preparation in composite material gap, provides a kind of easy to operate, at low cost, effect
The intensive preparation method of sample in composite material gap of rate height, high reliablity, the standard sample after processing can be used for Design permissible value
Test.
The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any
Within the technical scope of the present application, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
Cover within the scope of protection of this application.Therefore, the protection scope of the application should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of intensive preparation method of sample in composite material gap, which is characterized in that the preparation method includes
Composite materials testing part (2) is layed on the mould tire (1) by default laying angle；
It is enclosed on the periphery of composite materials testing part (2) and sets different the first blend stop (3) of material and the second blend stop (4) is compound to block
Testing of materials part (2)；
Metal plate (5) is covered on first blend stop (3), the second blend stop (4) and composite materials testing part (2)；
Cure under pressure is allowed to form the testpieces (2) coexisted with intact region and gap close quarters, the gap compact district
Domain is located at the testpieces (2) periphery with the first blend stop；
The sample (6) of required size is processed from the gap close quarters (7).
2. the intensive preparation method of sample in composite material gap as described in claim 1, which is characterized in that the composite material examination
Part (2) are tested with neat edge.
3. the intensive preparation method of sample in composite material gap as described in claim 1, which is characterized in that first blend stop
(3) it is arranged with the second blend stop (4) interval.
4. the intensive preparation method of sample in composite material gap as described in claim 1, which is characterized in that further include after solidifying
Non-destructive testing, for determining position and the size of the gap close quarters (7).
5. a kind of intensive sample preparation device in composite material gap, which is characterized in that the preparation facilities includes mould tire (1), gold
Belong to plate (5), the first blend stop (3) and the second blend stop (4), composite materials testing part (2) and is layed in the mould by default laying angle
Between tire (1) and metal plate (5), and different the first blend stop (3) and second of material is on composite materials testing part (2) periphery
Blend stop (4), by cure under pressure to form the composite materials testing part coexisted with intact region and gap close quarters (6)
(2), wherein the gap close quarters (6) are located at the testpieces (2) periphery with the first blend stop.
6. the intensive sample preparation device in composite material gap as claimed in claim 5, which is characterized in that first blend stop
It (3) is metal blend stop.
7. such as the intensive sample preparation device in composite material gap described in claim 5 or 6, which is characterized in that the first gear
The thickness of item (3) is greater than the thickness of the composite materials testing part (2).
8. the intensive sample preparation device in composite material gap as claimed in claim 7, which is characterized in that first blend stop
(3) thickness is greater than the thickness of 2 to the 3 one-way tape layings of thickness of the composite materials testing part (2).
9. the intensive sample preparation device in composite material gap as claimed in claim 5, which is characterized in that second blend stop
It (4) is rubber blend stop.
10. a kind of intensive sample in composite material gap, which is characterized in that the sample (6) is any using such as Claims 1-4
Device of the method and use as described in claim 5 to 9 is any is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910792687.XA CN110481057B (en) | 2019-08-26 | 2019-08-26 | Composite material gap-dense sample, preparation device and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910792687.XA CN110481057B (en) | 2019-08-26 | 2019-08-26 | Composite material gap-dense sample, preparation device and preparation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110481057A true CN110481057A (en) | 2019-11-22 |
| CN110481057B CN110481057B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910792687.XA Active CN110481057B (en) | 2019-08-26 | 2019-08-26 | Composite material gap-dense sample, preparation device and preparation method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021434A (en) * | 2015-07-06 | 2015-11-04 | 湖北三江航天红阳机电有限公司 | Preparation method of high-temperature composite material sample |
| CN109016563A (en) * | 2018-07-25 | 2018-12-18 | 西南交通大学 | A kind of device and method for eliminating residual stress of composites control curing deformation |
| CN110031274A (en) * | 2019-04-03 | 2019-07-19 | 西安飞机工业（集团）有限责任公司 | A kind of the composite sample co-curing molding machine and method of band load piece |
| CN110481055A (en) * | 2019-08-20 | 2019-11-22 | 四川明日宇航工业有限责任公司 | A kind of low cost manufacturing composite material mould process |
-
2019
- 2019-08-26 CN CN201910792687.XA patent/CN110481057B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021434A (en) * | 2015-07-06 | 2015-11-04 | 湖北三江航天红阳机电有限公司 | Preparation method of high-temperature composite material sample |
| CN109016563A (en) * | 2018-07-25 | 2018-12-18 | 西南交通大学 | A kind of device and method for eliminating residual stress of composites control curing deformation |
| CN110031274A (en) * | 2019-04-03 | 2019-07-19 | 西安飞机工业（集团）有限责任公司 | A kind of the composite sample co-curing molding machine and method of band load piece |
| CN110481055A (en) * | 2019-08-20 | 2019-11-22 | 四川明日宇航工业有限责任公司 | A kind of low cost manufacturing composite material mould process |
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| Publication number | Publication date |
|---|---|
| CN110481057B (en) | 2022-08-19 |
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