CN104865125B - For thin material dynamic characteristic test apparatus in LED decorations - Google Patents
For thin material dynamic characteristic test apparatus in LED decorations Download PDFInfo
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- CN104865125B CN104865125B CN201510293907.6A CN201510293907A CN104865125B CN 104865125 B CN104865125 B CN 104865125B CN 201510293907 A CN201510293907 A CN 201510293907A CN 104865125 B CN104865125 B CN 104865125B
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Abstract
It is used for thin material dynamic characteristic test apparatus in LED decorations, including the drive mechanism and rotating disk of drive connection, supporting part, rotating disk, positioning disk and force-applying piece the present invention relates to one kind；Positioning disk is fixedly connected with supporting part, and rotating disk, which is rotated, to be located between supporting part and positioning disk；Some pilot holes arranged in emitting shape clockwise are offered on rotating disk；Some chutes arranged in emitting shape are offered on positioning disk, the bottom of each chute offers bar hole；Force-applying piece includes pulling bar, slider bar and sliding block, and sliding block is rotated with slider bar and is connected, and pulls bar to be bolted in the end of the slider bar away from sliding block, pulls bar to be slided along bar hole and sets.Rotated by drive mechanism driving rotating disk, realize and multidirectional stable pulling is carried out to thin material so that thin material stress equalization on multi-direction, improve the accuracy to thin material dynamic characteristic test.It is convenient that pulling bar is changed, without changing other parts because pulling the damage of bar, save experimentation cost.
Description
Technical field
It is more particularly to a kind of to be used for LED the present invention relates to the technical field that the tensile property to thin material is tested
Thin material dynamic characteristic test apparatus in decorations.
Background technology
The elasticity of the thin materials such as rubber, plastics, intensity, ductility, strain hardening and tough can be measured by dynamic characteristic test
The important mechanical characteristic indexs such as degree.In engineer applied, tensile property be thin material structural static strength design Main Basiss it
One, the performances such as the antifatigue of thin material, fracture can be reflected.
In the prior art, thin material is done by dynamic characteristic test apparatus and stretched on single direction, cause test data
The mechanical performance index of thin material can not be reflected comprehensively.Some dynamic characteristic test apparatus are unstable during thin material is pulled,
So that thin material discontinuity and Impact direction can not being consistent property, cause experiment inaccurate.Further, since structure design
It is unreasonable, cause to be not easy to change the part for being directly used as pulling action in dynamic characteristic test apparatus, increase experimentation cost.
The content of the invention
Based on this, it is necessary to thin material dynamic characteristic test apparatus in a kind of decorations for LED is provided, to solve prior art
In can not to thin material carry out multiple directions on stable pulling, discontinuity and increase experimentation cost the problem of.
One kind is used for thin material dynamic characteristic test apparatus in LED decorations, including：Drive mechanism, supporting part, rotating disk, guiding
Disk and force-applying piece；
The positioning disk is fixedly connected with the supporting part, and the rotating disk rotates and is arranged at the supporting part and the guiding
Between disk；
Putting hole, the through hole of insertion are offered at the axle center of the supporting part, the rotating disk and the positioning disk respectively
And accommodating hole；
Some pilot holes are offered on the rotating disk, some pilot holes are with the axle center of the rotating disk in transmitting clockwise
Shape is arranged；
Some chutes are offered towards the side of the rotating disk on the positioning disk, some chutes are with the positioning disk
Axle center in emitting shape arrange, the bottom of each chute offers bar hole；
The force-applying piece includes：Bar, slider bar and sliding block are pulled, the sliding block is rotated with the slider bar and is connected, described
Bar is pulled to be bolted in the end of the slider bar away from the sliding block, the pulling bar is slided along the bar hole and set
Put；
The drive mechanism and the rotating disk drive connection, for driving the sliding block edge when driving the rotating disk to rotate
The pilot hole is slided, so that the tie rod is along the slide.
In one of embodiment, the edge of the rotating disk stretches out an ear.
In one of embodiment, the drive mechanism includes telescopic cylinder and connector, and the telescopic cylinder passes through institute
State connector to be fixedly connected with the supporting part, the telescopic shaft of the telescopic cylinder is hinged with the ear.
In one of embodiment, the driving structure also includes installation portion and opened with approaching on the installation portion is arranged at
Close, the installation portion is fixedly connected with the connector.
In one of embodiment, waist-shaped hole is offered on the installation portion, the proximity switch inserts the waist-shaped hole
It is interior.
In one of embodiment, the proximity switch and waist-shaped hole are two, a pair of two proximity switches 1
It should insert in two waist-shaped holes.
Thin material dynamic characteristic test apparatus is rotated by drive mechanism driving rotating disk in the above-mentioned decorations for LED, and then band
Movable slider is slided along pilot hole so that tie rod is along slide, so that it is more to realize that pair thin material being connected with several tie rods is carried out
Stable pulling on individual direction so that the stress equalization of thin material in a plurality of directions, improves the standard to thin material dynamic characteristic test
True property.In addition, convenient to pulling bar to change, without changing other parts because pulling the damage of bar, saving is tested into
This.
Brief description of the drawings
Fig. 1 is used for the structural representation of thin material dynamic characteristic test apparatus during LED is adornd for a preferred embodiment of the present invention
Figure；
Fig. 2 is to be used for the explosive view of thin material dynamic characteristic test apparatus during LED is adornd shown in Fig. 1；
Fig. 3 is a visual angle figure of positioning disk shown in Fig. 1；
Fig. 4 is the structural representation of force-applying piece shown in Fig. 1；
Fig. 5 is the structure chart of rotating disk, positioning disk and force-applying piece shown in Fig. 2.
Embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The implication that technical staff is generally understood that is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
As depicted in figs. 1 and 2, wherein, Fig. 1 for a preferred embodiment of the present invention be used for LED decorations in thin material mechanics
The structural representation of characteristic test apparatus 10, Fig. 2 is to be used for thin material dynamic characteristic test apparatus 10 in LED decorations shown in Fig. 1
Explosive view.
Include for thin material dynamic characteristic test apparatus 10 in LED decorations：Drive mechanism 11, supporting part 12, rotating disk 13, lead
To disk 14 and force-applying piece 15.
Positioning disk 14 is fixedly connected with supporting part 12.Rotating disk 13 is rotated and is arranged between supporting part 12 and positioning disk 14, can
To be interpreted as, rotating disk 13 is relative to supporting part 12 and positioning disk 14 with fixed axis rotation.Due to positioning disk 14 and supporting part
12 are fixedly connected, it is to avoid cause positioning disk 14 to rotate during rotating disk 13 is rotated, so, add for LED
The stability that thin material dynamic characteristic test apparatus 10 works in lamp decoration.
Putting hole 121, the through hole 131 of insertion are offered at the axle center of supporting part 12, rotating disk 13 and positioning disk 14 respectively
And accommodating hole 141.Some pilot holes 132 are offered on rotating disk 13, some pilot holes 132 are with the axle center of rotating disk 13 in clockwise
Emitting shape is arranged.
In the present embodiment, round ring boss 122 is set, boss 122 is set around putting hole 121 on supporting part 12.Through hole
131 be circle, and is enclosed on the outside of boss 122 so that rotating disk 13 is rotated around boss 122.It is readily appreciated that, in order to ensure rotating disk 13
Stability when being rotated around boss 122, the diameter of through hole 131 is suitable with the diameter of boss 122, it is ensured that rotating disk 13 is rotated
Smoothness.In other embodiments, boss 122 can also be discontinuously setting.
Realize rotating disk 13 relative to supporting part 12 with fixed axis rotation, however it is not limited to which annulus is set on supporting part 12
Shape boss 122, in other embodiments, for example, offering toroidal cavity, rotating disk 13 around putting hole 121 on supporting part 12
On be correspondingly arranged on multiple slide bars, or rotating disk 13 towards the toroidal cavity and be correspondingly arranged towards the toroidal cavity
There is annular raised, multiple slide bars are inserted in the toroidal cavity, or the annular projection insertion annular is recessed
In groove, it can equally realize rotating disk 13 relative to supporting part 12 with fixed axis rotation.And for example, around through hole on rotating disk 13
131 and offer and be correspondingly arranged on toroidal cavity, supporting part 12 towards the toroidal cavity towards the side of supporting part 12
There are on multiple slide bars, or supporting part 12 raised, the multiple slide bars that are correspondingly arranged on annular towards the toroidal cavity
Insert in the toroidal cavity, or in the annular projection insertion toroidal cavity, can equally realize the phase of rotating disk 13
For supporting part 12 with fixed axis rotation.
In the present embodiment, rotating disk 13 is circular configuration, in order to further realize that it is steady that rotating disk 13 is rotated on supporting part 12
It is qualitative, annular limiting section 123, limiting section 123 and the concentric setting of boss 122, so, rotating disk 13 are provided with supporting part 12
Stability when rotating disk 13 is rotated just can be improved between boss 122 and limiting section 123 with its axis rotation.
In the present embodiment, supporting part 12 is circular configuration, preferably, and putting hole 121 is circle.In other embodiments,
Supporting part 12 can also be square structure, ellipsoidal structure etc..Positioning disk 14 is circular configuration, preferably, and accommodating hole 141 is circle
Shape, or regular polygon.In other embodiments, positioning disk 14 can also be square structure, ellipsoidal structure etc..
As shown in figure 3, it is a visual angle figure of positioning disk 14 shown in Fig. 1.Towards the side of rotating disk 13 on positioning disk 14
Some chutes 142 are offered, some chutes 142 are arranged with the axle center of positioning disk 14 in emitting shape.
Fig. 4 and Fig. 5 is referred in the lump, wherein, Fig. 4 is the structural representation of force-applying piece 15 shown in Fig. 1, and Fig. 5 is institute in Fig. 2
Show the structure chart of rotating disk 13, positioning disk 14 and force-applying piece 15.Force-applying piece 15 includes tie rod 151 and rotated with tie rod 151 to connect
The sliding block 152 connect, sliding block 152 is slideably positioned in pilot hole 132, and tie rod 151 is slideably positioned in chute 142.Specifically, sliding
Block 152 is rotatably connected on one end of tie rod 151, for the ease of thin material is placed in accommodating hole 141, and then is connected with tie rod 151,
The other end of tie rod 151 is stretched in accommodating hole 141.For the ease of connection thin material, for example, the other end of tie rod 151 sets hook
Shape portion, crook is set towards supporting part 12, in actual applications, and thin material is cut into circle in advance, on the side of circular thin material
Along uniformly opening up several pulling eyes, so, pulling eye is penetrated by crook and realizes being detachably connected for tie rod 151 and thin material.Again
Such as, the other end of tie rod 151 sets clamping part, in actual applications, thin material is cut into circle in advance, by clamping part to thin
The clamping action of material, realization is detachably connected with thin material.
Referring again to Fig. 1 and Fig. 2, drive mechanism 11 and the drive connection of rotating disk 13 realize the band when driving rotating disk 13 is rotated
Movable slider 152 is slided along pilot hole 132, so that tie rod 151 is slided along chute 142, realizes that several tie rods 151 shrink and opened
Open, because several tie rods 151 are uniformly arranged, after being connected with thin material, the stable pulling in multiple directions can be carried out to thin material,
So that the stress equalization of thin material in a plurality of directions, improves the accuracy to thin material dynamic characteristic test.In the present embodiment, rotating disk
13 edge stretches out an ear 133, and drive mechanism 11 includes telescopic cylinder 111 and connector 112, and telescopic cylinder 111 leads to
Cross connector to be fixedly connected with supporting part 12, telescopic shaft 1111 and the ear 133 of telescopic cylinder 111 are hinged.In order to coordinate ear
133, the limiting section 123 close to the annular of telescopic shaft 1111 opens up jagged 1231, it is to avoid telescopic cylinder 111 drives ear
During 133 rotation, the stop to ear 133 is caused.
In order to control the amplitude that rotating disk 13 is rotated, it is to avoid out of control during because of 111 driving rotating disk 13 of telescopic cylinder, cause tie rod
The stretch range of 151 pairs of thin materials is excessive and tears thin material, and driving structure 11 also includes installation portion 113 and is arranged at installation portion 113
On proximity switch 114, installation portion 113 is fixedly connected with connector 112.Proximity switch 114 with telescopic shaft 1111 without carrying out
Directly contact, when the link position of telescopic shaft 1111 and ear 133 is close proximity to switch 114, and after being sensed, proximity switch
114 can produce trigger signal, and external control unit outside can just control the telescopic shaft of telescopic cylinder 111 according to trigger signal
1111, the effective control rotated to rotating disk 13 is realized, increases what thin material dynamic characteristic test apparatus 10 in being adornd for LED worked
Reliability and stability.And the performance of proximity switch 114 is stable, frequency response is fast, application life length, strong antijamming capability
Deng, and with waterproof, it is shockproof, corrosion-resistant the features such as, can be applicable, expanded for LED in the adverse circumstances such as many dirt, greasy dirt
The application of thin material dynamic characteristic test apparatus 10 in lamp decoration.In order to which the rotation amplitude of rotating disk 13 to be controlled to the scope in needs
Interior, proximity switch 114 and the waist-shaped hole are two, and two proximity switches 114 are arranged at intervals, and correspond insertion two
In the waist-shaped hole.
Adjustment proximity switch 114 offers waist-shaped hole on the position of installation portion 113, installation portion 113 and (schemed not for convenience
Mark), proximity switch 114 is inserted in waist-shaped hole.So, when needing to be adjusted the amplitude that rotating disk 13 is rotated, it will approach and open
114 are closed to move in waist-shaped hole and fixed to ad-hoc location.
Referring again to Fig. 4 and Fig. 5, changed for the ease of counter brace 151, tie rod 151 includes pulling bar 1511 and sliding
Dynamic bar 1512, sliding block 152 is rotated with slider bar 1512 and is connected, and pulls bar 1511 to be bolted in the cunning away from sliding block 152
The end of dynamic bar 1512, the bottom of the upper hopper chute 142 of positioning disk 14 opens up bar hole 143, pulls bar 1511 to be slided along bar hole 143
Set.So, without being split to rotating disk 13 and positioning disk 14, it is possible to pull on bar 1511 and carried out with slider bar 1512
Split, and taken out via bar hole 143, be conveniently replaceable pulling bar 1511.Meanwhile, without the damage because of pulling bar 1511 more
Other parts are changed, experimentation cost is saved.
In actual applications, preferably, rotating disk 13 and supporting part 12 are ferrous materials, in order to mitigate rotating disk 13 and supporting part
12 abrasion is, it is necessary to reduce in the friction factor between rotating disk 13 and supporting part 12, the present embodiment, with rotating disk 13 on supporting part 12
Contact surface on be coated with solid lubricating film material, the solid lubricating film material is consisted of the following composition：19wt%~
Fluorographite, the 8wt% of 32wt% a diameter of 28um~71um cobalt, 13wt%~27wt% a diameter of 30nm~56nm
~15wt% sodium fluoride, 25wt%~48wt% zirconium dioxide, 10wt%~31wt% binding agent.
In the solid lubricating film material, a diameter of 28um~71um cobalt is magnetic nano-particle, is had simultaneously
Higher hardness, intensity and anti-wear performance, easily metal material is adsorbed onto during rotating disk 13 and the Relative friction of supporting part 12
The contact surface of material.In the present invention, the content of cobalt is 19wt%~32wt%, preferably 22wt%~28wt%.The diameter of cobalt is excellent
Elect 45um~65um as.
Fluorographite is a kind of carbon-graphite functional material that carbon and fluorine react generation at high temperature, because fluorographite is
Layer structure, and molecular force between layers is weaker, and distance between layers is 2 times of graphite, with excellent
Greasy property, and a diameter of 30nm~56nm fluorographite during friction easily metal material contact surface sink
Film is accumulated into, metal material surface can be securely attached to, it is difficult for drop-off when rubbing.In the present invention, fluorographite
Content be 13wt%~27wt%, preferably 19wt%~22wt%.The diameter of fluorographite is preferably 41nm~52nm.
In dynamic characteristic test repeatedly is carried out to thin material, rotating disk 13 is rotated clockwise and anticlockwise relative to supporting part 12
The frequency of switching is very high, in contact surface formation hot environment, the sodium fluoride used as additive as additive effect most
It is good and preferable with the cooperative effect of other compositions in the solid lubricating film material, easily in contact surface formation transfer membrane,
Strengthen the lubrication property of the solid lubricating film material, improve the temperature tolerance of the solid lubricating film material, and can be
The higher protective film of shear strength is formed between rotating disk 13 and supporting part 12.In the present invention, the content of sodium fluoride for 8wt%~
15wt%, preferably 10wt%~14wt%.
Zirconium dioxide (chemical formula：ZrO2) be zirconium main oxides, be white odorless, tasteless crystal under usual condition, it is difficult
It is dissolved in water, hydrochloric acid and dilute sulfuric acid.Chemical property torpescence, and with high-melting-point, high resistivity, high index of refraction and low-thermal-expansion system
Several property, makes it important exotic material, ceramic insulating material and ceramic opacifier, band gap is about 5eV
~7eV.
Application of the plasma spraying Zirconia Thermal Barrier Coating in aviation and industrial gas turbine has been great progress,
The turbine portion of gas turbine is had been used within certain limits.Due to the painting of the solid lubricating film material containing zirconium dioxide
Layer can reduce the temperature of air cooling high-temperature component, therefore can significantly improve the durable of high-temperature component rotating disk 13 and supporting part 12
Property.In the present invention, the content of zirconium dioxide is 25wt%~48wt%, preferably 31wt%~40wt%.
Binding agent is the guarantee of adhesion strength between other compositions and contact surface in solid lubricating film material.Binding agent is removed
Outside sizing material, in addition to the auxiliary element such as solvent, curing agent, toughener, preservative, colouring agent, defoamer.Binding agent is except most
Outside conventional animal glue, in addition to synthetic resin, rubber and paint etc..During rotating disk 13 and the Relative friction of supporting part 12,
Binding agent adds the adsorption strength of the contact surface of other compositions and metal material in solid lubricating film material, improves solid profit
The durability and greasy property of sliding thin-film material.
Thin material dynamic characteristic test apparatus 10 is rotated by the driving rotating disk 13 of drive mechanism 11 in the above-mentioned decorations for LED,
And then slided with movable slider 152 along pilot hole 132 so that tie rod 151 is slided along chute 142, so as to realize pair and several drawings
The thin material that bar 151 is connected carries out the stable pulling in multiple directions so that the stress equalization of thin material in a plurality of directions, raising pair
The accuracy of thin material dynamic characteristic test.In addition, it is convenient to pulling bar 1511 to change, without the damage because pulling bar 1511
And other parts are changed, save experimentation cost.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (6)
1. one kind is used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that including：Drive mechanism, supporting part,
Rotating disk, positioning disk and force-applying piece；
The positioning disk is fixedly connected with the supporting part, the rotating disk rotate be arranged at the supporting part and the positioning disk it
Between；
Offered respectively at the axle center of the supporting part, the rotating disk and the positioning disk putting hole of insertion, through hole and
Accommodating hole；
Some pilot holes are offered on the rotating disk, some pilot holes are arranged with the axle center of the rotating disk in emitting shape clockwise
Row；
Some chutes are offered towards the side of the rotating disk on the positioning disk, some chutes are with the axle of the positioning disk
The heart is arranged in emitting shape, and the bottom of each chute offers bar hole；
The force-applying piece includes：Bar, slider bar and sliding block are pulled, the sliding block is rotated with the slider bar and is connected, described to pull
Bar is bolted in the end of the slider bar away from the sliding block, and the pulling bar is slided along the bar hole and set；
The drive mechanism and the rotating disk drive connection, for driving the sliding block described in when driving the rotating disk to rotate
Pilot hole is slided, so that described pull bar along the slide；
The rotating disk and supporting part are ferrous materials；With being coated with solid lubricating film on the contact surface of rotating disk on the supporting part
Material, the solid lubricating film material is consisted of the following composition：19wt%~32wt% a diameter of 28um~71um cobalt,
13wt%~27wt% a diameter of 30nm~56nm fluorographite, 8wt%~15wt% sodium fluoride, 25wt%~
48wt% zirconium dioxide, 10wt%~31wt% binding agent.
2. according to claim 1 be used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that described turn
The edge of disk stretches out an ear.
3. according to claim 2 be used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that the drive
Motivation structure includes telescopic cylinder and connector, and the telescopic cylinder is fixedly connected by the connector with the supporting part, institute
The telescopic shaft and the ear for stating telescopic cylinder are hinged.
4. according to claim 3 be used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that the drive
Dynamic structure also includes installation portion and the proximity switch being arranged on the installation portion, and the installation portion is fixed with the connector to be connected
Connect.
5. according to claim 4 be used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that the peace
Waist-shaped hole is offered in dress portion, the proximity switch is inserted in the waist-shaped hole.
6. according to claim 5 be used for thin material dynamic characteristic test apparatus in LED decorations, it is characterised in that described to connect
Nearly switch and waist-shaped hole are two, and two proximity switches are corresponded in two waist-shaped holes of insertion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293907.6A CN104865125B (en) | 2015-06-01 | 2015-06-01 | For thin material dynamic characteristic test apparatus in LED decorations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293907.6A CN104865125B (en) | 2015-06-01 | 2015-06-01 | For thin material dynamic characteristic test apparatus in LED decorations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104865125A CN104865125A (en) | 2015-08-26 |
| CN104865125B true CN104865125B (en) | 2017-09-01 |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3010003C2 (en) * | 1980-03-15 | 1986-02-13 | Jiří Dipl-Ing. 6251 Gückingen Dokoupil | Method and device for enlarging and drying areas of leather, hides and similar materials |
| NL8500151A (en) * | 1985-01-22 | 1986-08-18 | Skf Ind Trading & Dev | DEVICE FOR GENERATING A BI-AXIAL VOLTAGE CONDITION. |
| US5321109A (en) * | 1992-11-17 | 1994-06-14 | Impra, Inc. | Uniformly expanded PTFE film |
| CN202837101U (en) * | 2012-09-27 | 2013-03-27 | 浙江大学 | Multifunctional multiaxial loading stretcher |
| CN103293054B (en) * | 2013-06-04 | 2015-03-18 | 浙江伊思灵双第弹簧有限公司 | Multiphase spring fatigue testing machine |
| CN103604699B (en) * | 2013-12-04 | 2016-02-24 | 中国飞机强度研究所 | A kind of loading method of biaxial tensile test |
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