CN107101937A - A kind of multi-angle test device and its application method - Google Patents
A kind of multi-angle test device and its application method Download PDFInfo
- Publication number
- CN107101937A CN107101937A CN201710325790.4A CN201710325790A CN107101937A CN 107101937 A CN107101937 A CN 107101937A CN 201710325790 A CN201710325790 A CN 201710325790A CN 107101937 A CN107101937 A CN 107101937A
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- China
- Prior art keywords
- retainer ring
- fixture
- type groove
- test
- roller
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- 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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of multi-angle test device and its application method, the device includes the first retainer ring and the second retainer ring；Both are arc, are oppositely arranged, and arcuately middle part is provided with waist type groove；One end of first fixture and the second fixture is equipped with roller, roller is located in waist type groove, fixture beside roller is provided with retaining mechanism, the other end is used to compress test specimen to be tested, provided with rod-type driving machine is connected between first fixture and the first retainer ring, angular transducer is installed between the second fixture and the second retainer ring；Connecting pole has been also respectively connected with the outside of the arc of first retainer ring and the second retainer ring.The apparatus function is complete, and assembling is simple, and intelligence test and step-less adjustment, the test solid propellant rocket interfacial adhesion strength performance of complete and accurate can be achieved.This device and method of testing are repeatedly used in the interfacial adhesion monitoring and assessment of multiple products, achieve good effect.
Description
Technical field
The invention belongs to interfacial adhesion technical field of measurement and test, and in particular to a kind of multi-angle test device and its use
Method.
Background technology
Solid rocket motor case/heat insulation layer/the bonding of each interface of lining/propellant well is to ensure motor charge structure
The key of integrality, is directly connected to Product Safety, reliability and service life.Due to engine head, middle part and tail
The loading direction that portion's adhesive system is born is different, and engine is in storage, transport, lifting, ignition operation, each portion of adhesive system
The born loading direction of committee can also change, and cause adhesive system to bear to stretch, shear and hybrid stress state, therefore
It is necessary to test mechanical property of the adhesive system under various states loaded.It is many at present use simple stretching, shear merely with
And the test method peeled off tests the mechanical property of adhesive system, may be coupled calculating and obtains interface in stretching, shear-mixed
Intensity under load, or using not differentiating between stretching, the criterion of strength of shear stress weighs each interfacial adhesion strength.Foreign countries were once
Stretching through having carried out multiple angles to solid rocket motor case/heat insulation layer/lining/propellant rectangle bonding time is tried
Test, but test is intended to the draw angle of accurate measurement test specimen, complex steps every time.
The content of the invention
The present invention provides a kind of multi-angle test device and its application method, to reach sign with multi-angle and examine interface to glue
Connect the purpose of performance.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of multi-angle test device, including the
One retainer ring and the second retainer ring；Both are arc, are oppositely arranged, and arcuately middle part is provided with waist type groove；First fixture and
One end of second fixture is equipped with roller, and roller is located in waist type groove, and the fixture beside roller is provided with retaining mechanism, the other end
For compressing test specimen to be tested, provided with being connected with rod-type driving machine between the first fixture and the first retainer ring, the second fixture and the
Angular transducer is installed between two retainer rings；Connection has been also respectively connected with the outside of the arc of first retainer ring and the second retainer ring
Post.
Further, the corresponding central angle of waist type groove in first retainer ring and the second retainer ring is 90 degree.
Further, first fixture and second fixture one end are provided with U-type groove, and described roller is cylinder, cylinder
Body two ends are fixedly connected with the opening of U-type groove, form the shape of closing；U-type groove does not connect with the first retainer ring and the second retainer ring
Touch.
Further, described retaining mechanism is lock-screw, and screwed hole is offered in U-type groove, and lock-screw is installed
In screwed hole, the corresponding retainer ring of its ends contact.
Further, first fixture and the second fixture are used to compress one end of test specimen to be tested for square frame, in inside
Sky, its side wall is fixedly connected with U-type groove, and the side wall on the side wall opposite, which is provided with through hole, through hole, is provided with knurled nut.
Further, second fixture is provided with the plate body extended to the first fixture direction, and the second retainer ring is provided with
Support, support is provided with the protrusive board extended to the first retainer ring direction, and angular transducer is located between plate body and protrusive board, and is located at
Positive side face to be measured of having a try.
Further, the rod-type driving machine is separately mounted to the both sides of the test device with angular transducer.
Further, it is fixedly connected between the connecting pole and the first retainer ring and the second retainer ring by screw.
The invention further relates to the application method of described device, paste is pasted onto between two test specimens first, constituted
Test specimen to be tested, is then loaded between the first fixture and the second fixture fixed；Fixture is connected respectively with retainer ring again, most
Connecting pole is connected with stretching-machine test equipment respectively with angular transducer afterwards, you can tested.
The invention has the advantages that：
1）It is by setting retainer ring, and the setting waist type groove in retainer ring, it is possible to achieve the step-less adjustment of test angle, and
Maximal regulated angle can reach 90 degree, disclosure satisfy that the requirement of test.
2）By the setting and the setting of angular transducer of adjustable angle, test piece angle can be accurately measured, can be complete
Sign from examination solid propellant rocket interface in different angles ground adhesive strength.
The apparatus function is complete, and assembling is simple, and intelligence test and step-less adjustment, the test solid fire of complete and accurate can be achieved
Arrow engine interfacial adhesion strength performance.This device and method of testing are monitored and commented in the interfacial adhesion of multiple products
Estimate it is middle repeatedly used, achieve good effect.
Brief description of the drawings
Fig. 1 for the present invention structural front view of device is provided.
Fig. 2 for the present invention structural side view of device is provided.
Fig. 3 for the present invention structure rearview of device is provided.
Embodiment
With reference to embodiments and accompanying drawing further illustrates the present invention, but the scope of protection of present invention do not limit to
The scope stated in embodiment.
Embodiment 1：A kind of multi-angle test device, including the first retainer ring 1 and the second retainer ring 2；Both are arc,
It is oppositely arranged, and arcuately middle part is provided with waist type groove；One end of first fixture 3 and the second fixture 4 is equipped with roller 11, roller position
In in waist type groove, the fixture beside roller is provided with retaining mechanism, and the other end is used to compressing test specimen to be tested, the first fixture 3 with
Provided with rod-type driving machine 5 is connected between first retainer ring 1, angle sensor is installed between the second fixture 4 and the second retainer ring 2
Device 6；Connecting pole 7 has been also respectively connected with the outside of the arc of first retainer ring 1 and the second retainer ring 2.
Further, the corresponding central angle of waist type groove in the retainer ring 2 of the first retainer ring 1 and second is 90 degree.
Further, described one end of first fixture, 3 and second fixture 4 is provided with U-type groove, and described roller is cylinder, circle
Cylinder two ends are fixedly connected with the opening of U-type groove, form the shape of closing；U-type groove and the first retainer ring 1 and the second retainer ring 2
Do not contact.
Further, described retaining mechanism is lock-screw, and screwed hole is offered in U-type groove, and lock-screw is installed
In screwed hole, the corresponding retainer ring of its ends contact.
Further, first fixture and the second fixture are used to compress one end of test specimen to be tested for square frame, in inside
Sky, its side wall is fixedly connected with U-type groove, and the side wall on the side wall opposite, which is provided with through hole, through hole, is provided with knurled nut.
Further, second fixture 4 is provided with the plate body 8 extended to the first fixture direction, the second retainer ring 2 and set
Have a support 9, support is provided with the protrusive board 10 extended to the first retainer ring direction, angular transducer 6 be located at plate body 8 and protrusive board 10 it
Between, and positioned at positive side face to be measured of having a try.
Further, the rod-type driving machine 5 is separately mounted to the both sides of the test device with angular transducer 6.
Further, the application method of described device, the retainer ring 1 of connecting pole 7 and first and the second retainer ring 2 it
Between be fixedly connected by screw.
The application method of described device, comprises the following steps：
Paste 12 is pasted onto between two test specimens 13 first, test specimen to be tested is constituted, be then loaded into the first fixture and
It is fixed between second fixture；Fixture is connected respectively with retainer ring again, finally by connecting pole and angular transducer respectively with stretching
Machine test equipment is connected, you can tested.Test specimen is mainly made up of platform with the threaded post perpendicular to platform, and platform can be
Circular or rectangle.
Rotation is driven fixture to by rod-type driving machine in test process, angular transducer record real-time angular reaches experiment
After required angle, fixed after stepless changing angle with lock-screw.
Tension test is carried out, the maximal force that deflection angle is calculated as recording in α, experiment is calculated as F, and sample bond area is calculated as
A, bonding time different angle stress shear strengths and pull-off strength are calculated by following equation.
Shear strength=（F/A）sinα
Pull-off strength=（F/A）cosα
Using the device, the real-time angular measurement between 0 °~90 ° of test specimen can be completed, the accurate test specimen adhesive property that completes is surveyed
Examination, shear strength or pull-off strength are calculated using defined formula.
Claims (9)
1. a kind of multi-angle test device, it is characterised in that：Including the first retainer ring（1）With the second retainer ring（2）；Both are
Arc, is oppositely arranged, and arcuately middle part is provided with waist type groove；First fixture（3）With the second fixture（4）One end be equipped with rolling
Post, roller is located in waist type groove, and the fixture beside roller is provided with retaining mechanism, and the other end is used to compress test specimen to be tested, the
One fixture（3）With the first retainer ring（1）Between provided with being connected with rod-type driving machine（5）, the second fixture（4）With the second retainer ring
（2）Between angular transducer is installed（6）；First retainer ring（1）With the second retainer ring（2）Arc on the outside of be also respectively connected with
Connecting pole（7）.
2. device according to claim 1, it is characterised in that：First retainer ring（1）With the second retainer ring（2）In
The corresponding central angle of waist type groove is 90 degree.
3. device according to claim 1, it is characterised in that：First fixture（3）With the second fixture（4）One end is provided with
U-type groove, described roller is cylinder, and cylinder two ends are fixedly connected with the opening of U-type groove, forms the shape of closing；U-type groove
With the first retainer ring（1）With the second retainer ring（2）Do not contact.
4. device according to claim 3, it is characterised in that：Described retaining mechanism is lock-screw, is opened in U-type groove
Provided with screwed hole, lock-screw is arranged in screwed hole, the corresponding retainer ring of its ends contact.
5. device according to claim 3, it is characterised in that：First fixture（3）With the second fixture（4）For compressing
One end of test specimen to be tested is square frame, and inner hollow, its side wall is fixedly connected with U-type groove, and the side wall on the side wall opposite is provided with
Knurled nut is installed in through hole, through hole.
6. device according to claim 1, it is characterised in that：Second fixture（4）It is provided with to the first fixture direction
The plate body of extension（8）, the second retainer ring（2）It is provided with support（9）, support is provided with the protrusive board extended to the first retainer ring direction
（10）, angular transducer（6）Positioned at plate body（8）With protrusive board（10）Between, and positioned at positive side face to be measured of having a try.
7. device according to claim 1, it is characterised in that：The rod-type driving machine（5）With angular transducer（6）Respectively
Installed in the both sides of the test device.
8. the application method of the device described in claim 1-7 any one, it is characterised in that：The connecting pole（7）With first
Retainer ring（1）With the second retainer ring（2）Between be fixedly connected by screw.
9. right wants the application method of the device described in 1-8 any one, it is characterised in that comprise the following steps：
Paste is pasted onto between two test specimens first, test specimen to be tested is constituted, is then loaded into the first fixture and second
It is fixed between fixture；Fixture is connected respectively with retainer ring again, finally surveyed connecting pole and angular transducer with stretching-machine respectively
Try equipment connection, you can tested.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710325790.4A CN107101937A (en) | 2017-05-10 | 2017-05-10 | A kind of multi-angle test device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710325790.4A CN107101937A (en) | 2017-05-10 | 2017-05-10 | A kind of multi-angle test device and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107101937A true CN107101937A (en) | 2017-08-29 |
Family
ID=59668751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710325790.4A Pending CN107101937A (en) | 2017-05-10 | 2017-05-10 | A kind of multi-angle test device and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107101937A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520831A (en) * | 2018-11-28 | 2019-03-26 | 山东中车风电有限公司 | One kind being bolted slow test tooling, pilot system and application method |
| CN109596801A (en) * | 2018-11-22 | 2019-04-09 | 内蒙合成化工研究所 | A kind of store experiment device and method for simulating solid rocket motor grain stress |
| CN109707525A (en) * | 2018-11-22 | 2019-05-03 | 常德东鼎动力机械有限公司 | A kind of oil to gas cylinder body for facilitating multi-angle to light a fire |
| CN110231287A (en) * | 2019-07-10 | 2019-09-13 | 中国科学院长春光学精密机械与物理研究所 | Reflecting mirror connects strength test method and device with optics Wear Characteristics of Epoxy Adhesive |
| CN112179759A (en) * | 2020-09-25 | 2021-01-05 | 中国直升机设计研究所 | Sandwich structure material compression shear test fixture |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102004011099B3 (en) * | 2004-03-06 | 2005-12-08 | Robert Bosch Gmbh | Device for testing material properties with regard to tensile shear loads, in particular for testing adhesives |
| CN202994123U (en) * | 2012-12-28 | 2013-06-12 | 中国科学院沈阳自动化研究所 | Connecting rod farm machinery wheel angle measuring mechanism |
| CN104007017A (en) * | 2014-05-23 | 2014-08-27 | 北京理工大学 | Metal pipe stretching device |
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2017
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Patent Citations (3)
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|---|---|---|---|---|
| DE102004011099B3 (en) * | 2004-03-06 | 2005-12-08 | Robert Bosch Gmbh | Device for testing material properties with regard to tensile shear loads, in particular for testing adhesives |
| CN202994123U (en) * | 2012-12-28 | 2013-06-12 | 中国科学院沈阳自动化研究所 | Connecting rod farm machinery wheel angle measuring mechanism |
| CN104007017A (en) * | 2014-05-23 | 2014-08-27 | 北京理工大学 | Metal pipe stretching device |
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| D. MOHR 等: "A New Experimental Technique for the Multi-axial Testing of Advanced High Strength Steel Sheets", 《EXPERIMENTAL MECHANICS》 * |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109596801A (en) * | 2018-11-22 | 2019-04-09 | 内蒙合成化工研究所 | A kind of store experiment device and method for simulating solid rocket motor grain stress |
| CN109707525A (en) * | 2018-11-22 | 2019-05-03 | 常德东鼎动力机械有限公司 | A kind of oil to gas cylinder body for facilitating multi-angle to light a fire |
| CN109520831A (en) * | 2018-11-28 | 2019-03-26 | 山东中车风电有限公司 | One kind being bolted slow test tooling, pilot system and application method |
| CN109520831B (en) * | 2018-11-28 | 2021-06-18 | 山东中车风电有限公司 | Bolt connection static test tool, test system and use method |
| CN110231287A (en) * | 2019-07-10 | 2019-09-13 | 中国科学院长春光学精密机械与物理研究所 | Reflecting mirror connects strength test method and device with optics Wear Characteristics of Epoxy Adhesive |
| CN112179759A (en) * | 2020-09-25 | 2021-01-05 | 中国直升机设计研究所 | Sandwich structure material compression shear test fixture |
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Application publication date: 20170829 |