CN107702602A - A kind of MEMS priming systems transducing member ignition ability test device - Google Patents
A kind of MEMS priming systems transducing member ignition ability test device Download PDFInfo
- Publication number
- CN107702602A CN107702602A CN201710751257.4A CN201710751257A CN107702602A CN 107702602 A CN107702602 A CN 107702602A CN 201710751257 A CN201710751257 A CN 201710751257A CN 107702602 A CN107702602 A CN 107702602A
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- China
- Prior art keywords
- transducing member
- ignition
- inner sleeve
- test device
- mems
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C21/00—Checking fuzes; Testing fuzes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Testing Of Engines (AREA)
Abstract
The invention discloses a kind of MEMS priming systems transducing member ignition ability test device, including transducing member, ignition charge, the shell being fixedly connected, transducing member packaging, inner sleeve.Transducing member packaging is positioned over outer casing bottom, and the bottom end face of inner sleeve is close to the top end face of transducing member packaging, be pressed ignition charge in inner sleeve, by controlling ignition charge lower surface and the distance of inner sleeve bottom end face to change gap ignition distance.The present invention is simple in construction, easy to operate by adjusting locating dowel accurate control points fire gap;Characterize the size of MEMS priming system transducing member ignition abilities indirectly using the size of ignition gap, the semi-quantification ignition ability of MEMS priming systems transducing member, is the another important references for considering MEMS priming system transducing member performances.
Description
Technical field
The invention belongs to electric spark workpiece transducing element performance test field, particularly a kind of igniting of MEMS priming systems transducing member
Aptitude tests device.
Background technology
Electric spark workpiece transducing member refers to convert electrical energy into heat energy in electric spark workpiece, makes its hair so as to heat Loading Materials for Initiating Explosive Devices
The element of fire.Common electric spark workpiece transducing member has igniter wire formula transducing member, metal initiating bridge transducing member and semiconductive bridge transducing member.
The ignition ability of electric spark workpiece transducing member is a very important foundation for considering transducing member, is research and development, production
During the important basic parameter that measures.The size of electric spark workpiece transducing member ignition ability directly reacts the good of transducing member performance
It is bad.
With the continuous development of forth generation MEMS (MEMS) priming system, the requirement to transducing member also improves constantly,
Wherein structure formed, integrated production is the first principal character for matching MEMS priming systems of new transducing, and low energy ignition, high energy
Output, controllable transducing are the first important development directions of new MEMS priming systems transducing.It is first for new MEMS priming systems transducing,
Performance testing index has resistance sizes, safe current, all fire electric current, safe voltage, all fire voltage, firing energy and ignition
Time, the temperature during ignition and the flame situation of change obtained using high-speed photography are also that new MEMS priming systems change in addition
Can member important sign, and for its ignition ability size also without unified method of testing.
The content of the invention
It is an object of the invention to provide a kind of test dress that can reliably characterize MEMS priming system transducing member ignition abilities
Put.The size of the test device ignition gap characterizes the power of ignition ability, has quantified MEMS priming system transducing member points indirectly
Fiery ability.
The technical solution for realizing the object of the invention is:
A kind of MEMS priming systems transducing member ignition ability test device, including transducing member, ignition charge, what is be fixedly connected is outer
Shell, transducing member packaging, inner sleeve.Transducing member is packaged in transducing member packaging and is positioned over outer casing bottom, inner sleeve
Bottom end face is close to the top end face of transducing member packaging, be pressed ignition charge in inner sleeve, by controlling ignition charge lower surface
Change gap ignition distance with the distance of inner sleeve bottom end face.
Preferably, the distance of ignition charge lower surface and inner sleeve bottom end face when being pressed ignition charge by with locating dowel
The control of pressing mould, described pressing mould includes the mold base with locating dowel, protection cylinder, inner sleeve and drift, positioning
The diameter of post is identical with the internal diameter of inner sleeve, and inner sleeve uses tolerance fit with locating dowel when being pressed ignition charge, is enclosed on locating dowel
Top, inner sleeve outside plus protection cylinder, prevent inner sleeve from tilting, the height h of locating dowel determines gap ignition distance.
Preferably, described transducing member packaging is conical shaped insulator part, for encapsulating transducing member, introduces payment to a porter,
Form power circuit;Transducing member packaging is slidably matched with shell, and material is ceramics, glass, rigid plastics or rubber.
Preferably, the described shell being fixedly connected, transducing member packaging, inner sleeve are by fixing nut with holes
It is fixed.
Preferably, described outer casing bottom is provided with aperture so as to transducing member external connection payment to a porter.
Preferably, the ignition charge is conventional Loading Materials for Initiating Explosive Devices, such as B/KNO3、Zr/Pb3O4、B/BaCrO4.Ignition charge
Dosage is 10~50mg, 20~80MPa of drug-pressuring pressure.
The present invention compared with prior art, has the following advantages that:
1st, the present invention is shell, inner sleeve, shell, transducing member packaging, the simple combination body of inner sleeve, and structure is simple
Single, easy to operate, shell, inner sleeve etc. can reuse;
2nd, the present invention using mold base h height control gap igniting apart from size, it is accurate adjustable;
3rd, the present invention characterizes the size of MEMS priming system transducing member ignition abilities using the size of ignition gap indirectly, and half measures
MEMS priming system transducing member ignition abilities are changed, have been the important references for considering MEMS priming system transducing member performances.
Brief description of the drawings
Fig. 1 is the structural representation of ignition ability test device of the present invention.
Fig. 2 is the present invention and the supporting pressing mould structure schematic diagram of ignition ability test device.
Fig. 3 is the sectional view of the mold base of the invention with locating dowel.
Fig. 4 is the fixing nut sectional view of ignition ability test device of the present invention.
Fig. 5 is the inner sleeve sectional view of the press fitting ignition charge of ignition ability test device of the present invention.
Fig. 6 is the sectional view of the shell of ignition ability test device of the present invention.
Fig. 7 is the structural representation of the ceramic plug of ignition ability test device of the present invention.
Fig. 8 is semiconductive bridge of the present invention and Co3O4/ Al reaction equation semiconductive bridges gap igniting test result figure.
Wherein, 1 semiconductive bridge transducing member, 2 shells, 3 ceramic plugs, 4 inner sleeves, 5 ignition charges, 6 fixing nuts, 7 locating dowels,
8 bases, 9 protection cylinders, 10 drifts, 11 payment to a porter.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, and embodiments of the present invention are not limited to
This.
As shown in figs. 1-7, a kind of MEMS priming systems transducing member ignition ability test device, including semiconductive bridge transducing member 1,
B/KNO3Ignition charge 5, the shell 2 being fixedly connected, ceramic plug 3, inner sleeve 4, semiconductive bridge transducing member 1 are packaged in ceramic plug 3 simultaneously
The bottom of shell 2 is positioned over, the bottom end face of inner sleeve 4 is close to the top end face of ceramic plug 3, be pressed B/KNO in inner sleeve 43Point
Gunpowder 5, by controlling B/KNO3The lower surface of ignition charge 5 and the distance l of the bottom end face of inner sleeve 4 change gap ignition distance l+l0。
B/KNO3The lower surface of ignition charge 5 and the distance l of the bottom end face of inner sleeve 4 are being pressed B/KNO3Pass through band during ignition charge 5
The pressing mould for having locating dowel 7 controls, and pressing mould includes the mold base 8 with locating dowel 7, protection cylinder 9, inner sleeve 4 and punching
First 10, the diameter of locating dowel 7 is identical with the internal diameter of inner sleeve 4, is pressed B/KNO3Inner sleeve 4 uses with locating dowel 7 during ignition charge 5
Tolerance fit, the top of locating dowel 7, the outside of inner sleeve 4 plus protection cylinder 9 are enclosed on, prevents inner sleeve 4 from tilting, height h of locating dowel etc.
In B/KNO3The lower surface of ignition charge 5 and the distance l of the bottom end face of inner sleeve 4.
Ceramic plug 3 is slidably matched with shell 2, for encapsulating semiconductive bridge transducing member 1, introduces payment to a porter 11, formation is powered back
Road;The distance l on semiconductive bridge transducing 1 surface of member and the upper surface of ceramic plug 30For 0.7mm, semiconductive bridge transducing member in this embodiment
1 and B/KNO3The distance of the bottom end face of ignition charge 5 is l+0.7mm, i.e., gap ignition distance is l+0.7mm.
Shell 2, ceramic plug 3, the inner sleeve 4 being fixedly connected are fixed by fixing nut 6 with holes, and the bottom of shell 2 is provided with
Aperture is pressed B/KNO so as to the first 1 external connection payment to a porter 11 of semiconductive bridge transducing3The dosage of ignition charge is 20mg, drug-pressuring pressure 60MPa.
To polysilicon semiconductor bridge and Co under electric capacity discharging condition3O4/ Al reaction equations semiconductive bridge carries out ignition ability examination
Test contrast, Ignition capacitor 47 μ F, discharge voltage 45V, as a result as shown in Figure 8.Polysilicon semiconductor bridge produces high temperature after being under fire
Plasma, and the Loading Materials for Initiating Explosive Devices for surrounding of being ignited by way of microconvection, but this process by ignition distance influenceed compared with
Greatly, polysilicon semiconductor (hollow five-pointed star) can light B/KNO3Maximum ignition gap be 0.7mm.When in polysilicon semiconductor
Bridge bridge zone integrates one layer of 3DOM-Co3O4After/Al nanometer aluminothermy films, semiconductive bridge can utilize Al and Co3O4Aluminothermy occurs for particle
Its fan-out capability is strengthened in reaction.As shown in figure 8, Co3O4The maximum ignition gap of/Al reaction equations semiconductive bridge (evil mind five-pointed star)
Reach 3.7mm.Therefore it can determine whether Co3O4The ignition ability of/Al reaction equation semiconductive bridges is more than polysilicon semiconductor bridge.
Claims (8)
1. a kind of MEMS priming systems transducing member ignition ability test device, it is characterised in that the device includes transducing member, igniting
Medicine, the shell being fixedly connected, transducing member packaging, inner sleeve, transducing member packaging are positioned over outer casing bottom, inner sleeve
Bottom end face is close to the top end face of transducing member packaging, be pressed ignition charge in inner sleeve, by controlling ignition charge lower surface
Change gap ignition distance with the distance of inner sleeve bottom end face.
2. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described point
Gunpowder lower surface and the distance of inner sleeve bottom end face are controlled when being pressed ignition charge by the pressing mould with locating dowel.
3. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described pressure
Medicine mould includes the mold base with locating dowel, protection cylinder, inner sleeve and drift, wherein, the diameter of locating dowel and inner sleeve
Internal diameter is identical, and inner sleeve uses tolerance fit with locating dowel when being pressed ignition charge, is enclosed on above locating dowel, outside inner sleeve plus anti-
Casing, prevent inner sleeve from tilting, the height h of locating dowel controls gap ignition distance.
4. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described changes
The first packaging of energy is conical shaped insulator part, for encapsulating transducing member, introduces payment to a porter, forms power circuit.
5. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described changes
The first packaging of energy is slidably matched with shell, and material is ceramics, glass, rigid plastics or rubber.
6. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described consolidates
Surely shell, transducing member packaging, the inner sleeve connected is fixed by fixing nut with holes.
7. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described is outer
Shell bottom is provided with aperture so as to transducing member external connection payment to a porter.
8. MEMS priming systems transducing member ignition ability test device according to claim 1, it is characterised in that described point
Gunpowder is conventional Loading Materials for Initiating Explosive Devices, is B/KNO3、Zr/Pb3O4、B/BaCrO4In one kind, the dosage of ignition charge for 10~
50mg, 20~80MPa of drug-pressuring pressure.
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CN201710751257.4A CN107702602B (en) | 2017-08-28 | 2017-08-28 | MEMS initiating explosive device transduction element ignition capability test device |
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CN201710751257.4A CN107702602B (en) | 2017-08-28 | 2017-08-28 | MEMS initiating explosive device transduction element ignition capability test device |
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CN107702602A true CN107702602A (en) | 2018-02-16 |
CN107702602B CN107702602B (en) | 2020-06-26 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108445145A (en) * | 2018-03-01 | 2018-08-24 | 南京理工大学 | A kind of micro-nano energetic material constant volume burning pressure test device |
CN109579644A (en) * | 2018-10-31 | 2019-04-05 | 南京理工大学 | A kind of gap ignition testing device of continuously adjustable |
CN110726490A (en) * | 2019-11-08 | 2020-01-24 | 西安交通大学 | Micro-scale initiating explosive device ignition temperature measuring device |
CN110793715A (en) * | 2019-11-20 | 2020-02-14 | 西安交通大学 | Dynamic calibration device for miniature ultrahigh pressure sensor |
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CN102192691A (en) * | 2011-03-09 | 2011-09-21 | 中国人民解放军总装备部军械技术研究所 | Quantification testing system for artillery primer output energy |
CN106524843A (en) * | 2016-11-04 | 2017-03-22 | 北京航天计量测试技术研究所 | Initiator testing safety device |
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CN102192691A (en) * | 2011-03-09 | 2011-09-21 | 中国人民解放军总装备部军械技术研究所 | Quantification testing system for artillery primer output energy |
CN106524843A (en) * | 2016-11-04 | 2017-03-22 | 北京航天计量测试技术研究所 | Initiator testing safety device |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108445145A (en) * | 2018-03-01 | 2018-08-24 | 南京理工大学 | A kind of micro-nano energetic material constant volume burning pressure test device |
CN109579644A (en) * | 2018-10-31 | 2019-04-05 | 南京理工大学 | A kind of gap ignition testing device of continuously adjustable |
CN109579644B (en) * | 2018-10-31 | 2020-11-13 | 南京理工大学 | But continuous adjustment's clearance ignition testing arrangement |
CN110726490A (en) * | 2019-11-08 | 2020-01-24 | 西安交通大学 | Micro-scale initiating explosive device ignition temperature measuring device |
CN110726490B (en) * | 2019-11-08 | 2020-08-04 | 西安交通大学 | Micro-scale initiating explosive device ignition temperature measuring device |
CN110793715A (en) * | 2019-11-20 | 2020-02-14 | 西安交通大学 | Dynamic calibration device for miniature ultrahigh pressure sensor |
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