CN108051287A - The high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig - Google Patents
The high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig Download PDFInfo
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- CN108051287A CN108051287A CN201711360683.1A CN201711360683A CN108051287A CN 108051287 A CN108051287 A CN 108051287A CN 201711360683 A CN201711360683 A CN 201711360683A CN 108051287 A CN108051287 A CN 108051287A
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- high frequency
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- 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
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- 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
- G01N3/30—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight
- G01N3/317—Investigating strength properties of solid materials by application of mechanical stress by applying a single impulsive force, e.g. by falling weight generated by electromagnetic means
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- 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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/36—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by pneumatic or hydraulic means
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- General Health & Medical Sciences (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig, the both sides that adjustment disk is swashed in high frequency gas are separately provided for the reversal valve into gas and the gas director for outlet, the reversal valve and gas director swash the closely connected setting of disk of adjustment disk with high frequency gas, the adjustable shelf that can be moved up and down is additionally provided on pedestal, flow switch is provided on adjustable shelf, experimental bench is provided on the pedestal of the lower section of flow switch, high-speed percussion experiment device is additionally provided on pedestal, including guide pipe and accelerating tube, the guide pipe is connected with accelerating tube, accelerating tube is horizontally disposed with, symmetrical openings are equipped on accelerating tube, symmetrical friction pulley is provided in opening.The guide pipe is obliquely installed, and the angle between 10 ° ~ 12 ° is left between horizontal plane；The outer ring of the friction pulley is provided with polyurethane drag ring；The accelerating tube is made of transparent material, and photoelectric velocity measurement device is provided on accelerating tube.
Description
Technical field：
The high speed impact swashed the present invention relates to a kind of high frequency gas for fiber-reinforced composite thin-wall member in experimental bench tests dress
It puts.
Background technology：
The specific strength of fibre reinforced composites and its structure is high, specific modulus is high, material is good with designability, thermal stability,
But also have many advantages, such as that bearing capacity is big, light-weight, it is widely used in Aeronautics and Astronautics, machinery, ship, sports apparatus, electrically sets
The fields such as standby, medicine, weapon industry and chemical industry.With the continuous improvement of modern industry level, many fiber-reinforced composites
Thin-wall member, such as composite material blade, composite material blisk and compound organic substrate are often operated in and revolve at a high speed
Turn, in high temperature, the adverse circumstances such as etchant gas erosion, vibrating fatigue, the vibration failur problem thus brought are more and more prominent.For
Vibration suppression effectively is carried out to fiber-reinforced composite thin-wall member, overcomes its Fatigue Failures, it is necessary to design and develop
Analog vibration can be imitated, the experimental provision or system of a variety of exciting modes such as sound swashs, gas swashs, and deepen coupled vibration measuring technology and
The research of method, and then grasp its vibration behavioral characteristic under different incentive environments.It can be same in high frequency gas swashs experimental bench
The current function of experimental rig of Shi Jinhang high speed impacts is not perfect, it is difficult to the impact ball of high speed impact be made to exclude high-frequency gas punching
The interference hit forms the experimental bench of Comprehensive Experiment.
The content of the invention：
Existing in the prior art in order to solve the problems, such as, present invention proposition is a kind of for composite testing, can be carried out at the same time high frequency
Gas swashs and the experimental bench of high speed impact, and including the motor for including pedestal He being arranged on pedestal, high frequency is provided on the axis of motor
Gas swashs adjustment disk, and the high frequency gas swashs the venthole that the disk that several perforation high frequency gas swash adjustment disk is provided on adjustment disk,
The both sides that adjustment disk is swashed in high frequency gas are separately provided for the reversal valve into gas and the gas director for outlet, described to change
The closely connected setting of disk of adjustment disk is swashed with high frequency gas to valve and gas director, being additionally provided on pedestal can move up and down
Adjustable shelf, flow switch is provided on adjustable shelf, experimental bench is provided on the pedestal of the lower section of flow switch, with
On be the prior art, it is a feature of the present invention that be additionally provided with high-speed percussion experiment device on pedestal, including guide pipe with plus
Speed pipe, the guide pipe are connected with accelerating tube, and accelerating tube is horizontally disposed with, and symmetrical openings are equipped on accelerating tube, in opening
Symmetrical friction pulley is provided with, friction pulley is driven by motor.The guide pipe is obliquely installed, left between horizontal plane 10 ° ~
Angle between 12 °；The outer ring of the friction pulley is provided with polyurethane drag ring；The accelerating tube is made of transparent material,
Photoelectric velocity measurement device is provided on accelerating tube.
Description of the drawings：
Fig. 1 is the structure diagram of the high speed impact experimental rig of the present invention；
Fig. 2 is the partial enlarged view of Fig. 1；
Wherein：1- guide pipes, 2- accelerating tubes, 3- openings, 4- friction pulleys, 5- motors, 6- polyurethane drag rings.
Specific embodiment：
The present invention is described in further detail with reference to the accompanying drawings and embodiments, as shown in Figure 1 and Figure 2.One kind is used for compound examination
It tests, high frequency gas can be carried out at the same time and swashed and the experimental bench of high speed impact, including the motor for including pedestal He being arranged on pedestal,
High frequency gas is provided on the axis of motor and swashs adjustment disk, the high frequency gas, which swashs, to be provided with several perforation high frequency gas and swash tune on adjustment disk
The venthole of the disk of disk is saved, the both sides that adjustment disk is swashed in high frequency gas are separately provided for into the reversal valve of gas and for outlet
Gas director, the reversal valve and gas director swash the closely connected setting of disk of adjustment disk with high frequency gas, on pedestal
The adjustable shelf that can be moved up and down is additionally provided with, flow switch is provided on adjustable shelf, in the lower section of flow switch
Experimental bench is provided on pedestal, is the prior art above, it is a feature of the present invention that being additionally provided with high speed impact reality on pedestal
Experiment device, including guide pipe 1 and accelerating tube 2, the guide pipe 1 is connected with accelerating tube 2, and accelerating tube 2 is horizontally disposed, is accelerating
Pipe 2 is equipped with symmetrical openings 3, symmetrical friction pulley 4 is provided in opening 3, friction pulley is driven by motor 5.The guide pipe 1
It is obliquely installed, 10 ° of angles is left between horizontal plane；The outer ring of the friction pulley 4 is provided with polyurethane drag ring 6；It is described to add
Fast pipe 2 is made of transparent material, and photoelectric velocity measurement device is provided on accelerating tube 2.In the use of the present invention, height can be carried out at the same time
Frequency gas swashs experiment and high-speed percussion experiment.When carrying out high-speed percussion experiment, steel ball is put into guide pipe 1, ball will be automatic
Roll to accelerating tube 2, by opening 3 when, will be accelerated by friction pulley 4, and dish out along the direction of guide pipe 1.Friction
The outer ring of wheel 4 is provided with polyurethane drag ring, for increasing frictional force.In acceleration, it can be tested the speed with photoelectric velocity measurement device,
So as to obtain accurate steel ball velocity amplitude.
Claims (4)
1. a kind of high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig, including pedestal and bottom is arranged on
Motor on seat is provided with high frequency gas on the axis of motor and swashs adjustment disk, and the high frequency gas, which swashs, to be provided with several and pass through on adjustment disk
Logical high frequency gas swashs the venthole of the disk of adjustment disk, and the both sides that adjustment disk is swashed in high frequency gas are separately provided for commutation into gas
The disk that valve and the gas director for outlet, the reversal valve and gas director swash adjustment disk with high frequency gas closely connected is set
It puts, the adjustable shelf that can be moved up and down is additionally provided on pedestal, flow switch is provided on adjustable shelf, in airflow-reversing
Experimental bench is provided on the pedestal of the lower section of device, it is characterised in that：High-speed percussion experiment device is additionally provided on pedestal, including
Guide pipe and accelerating tube, the guide pipe are connected with accelerating tube, and accelerating tube is horizontally disposed with, and are equipped on accelerating tube and symmetrically open
Mouthful, symmetrical friction pulley is provided in opening, friction pulley is driven by motor.
2. the high frequency gas of fiber-reinforced composite thin-wall member according to claim 1 swashs and high speed impact experimental rig,
It is characterized in that：The guide pipe is obliquely installed, and the angle between 10 ° ~ 12 ° is left between horizontal plane.
3. the high frequency gas of fiber-reinforced composite thin-wall member according to claim 1 swashs and high speed impact experimental rig,
It is characterized in that：The outer ring of the friction pulley is provided with polyurethane drag ring.
4. the high frequency gas of fiber-reinforced composite thin-wall member according to claim 1 swashs and high speed impact experimental rig,
It is characterized in that：The accelerating tube is made of transparent material, and photoelectric velocity measurement device is provided on accelerating tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711360683.1A CN108051287A (en) | 2017-12-18 | 2017-12-18 | The high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711360683.1A CN108051287A (en) | 2017-12-18 | 2017-12-18 | The high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig |
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| Publication Number | Publication Date |
|---|---|
| CN108051287A true CN108051287A (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711360683.1A Withdrawn CN108051287A (en) | 2017-12-18 | 2017-12-18 | The high frequency gas of fiber-reinforced composite thin-wall member swashs and high speed impact experimental rig |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663369A (en) * | 2018-12-18 | 2019-04-23 | 南京理工大学 | A kind of flat push type trigger mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101545841A (en) * | 2008-03-25 | 2009-09-30 | 四川升拓检测技术有限责任公司 | Method and device for falling-sphere spot testing of mechanics characteristics of rock and soil materials |
| CN101694446A (en) * | 2009-10-14 | 2010-04-14 | 上海大学 | Device used for impact test of steel ball at high speed |
| CN204556212U (en) * | 2015-04-08 | 2015-08-12 | 东北大学 | A kind of sheet metal tack-weld impact property proving installation |
| CN105699033A (en) * | 2016-02-18 | 2016-06-22 | 东北大学 | High frequency air excitation test device for fiber-reinforced combined thin wall member |
| CN105716972A (en) * | 2016-01-27 | 2016-06-29 | 东北大学 | Impact test device and method for thin-walled component made of fiber-reinforced composite materials |
| CN205580864U (en) * | 2016-05-04 | 2016-09-14 | 长安大学 | Multi -functional bituminous mixture vacuum load test platform |
| CN107271307A (en) * | 2017-07-31 | 2017-10-20 | 青岛理工大学 | A kind of small load impact wear testing stand with tangential acceleration |
-
2017
- 2017-12-18 CN CN201711360683.1A patent/CN108051287A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101545841A (en) * | 2008-03-25 | 2009-09-30 | 四川升拓检测技术有限责任公司 | Method and device for falling-sphere spot testing of mechanics characteristics of rock and soil materials |
| CN101694446A (en) * | 2009-10-14 | 2010-04-14 | 上海大学 | Device used for impact test of steel ball at high speed |
| CN204556212U (en) * | 2015-04-08 | 2015-08-12 | 东北大学 | A kind of sheet metal tack-weld impact property proving installation |
| CN105716972A (en) * | 2016-01-27 | 2016-06-29 | 东北大学 | Impact test device and method for thin-walled component made of fiber-reinforced composite materials |
| CN105699033A (en) * | 2016-02-18 | 2016-06-22 | 东北大学 | High frequency air excitation test device for fiber-reinforced combined thin wall member |
| CN205580864U (en) * | 2016-05-04 | 2016-09-14 | 长安大学 | Multi -functional bituminous mixture vacuum load test platform |
| CN107271307A (en) * | 2017-07-31 | 2017-10-20 | 青岛理工大学 | A kind of small load impact wear testing stand with tangential acceleration |
Non-Patent Citations (1)
| Title |
|---|
| 候朝中: "摩擦轮发射机构设计", 《道客巴巴》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663369A (en) * | 2018-12-18 | 2019-04-23 | 南京理工大学 | A kind of flat push type trigger mechanism |
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Application publication date: 20180518 |
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