CN106124146A - Exposed fuse transport vibration test fixture - Google Patents
Exposed fuse transport vibration test fixture Download PDFInfo
- Publication number
- CN106124146A CN106124146A CN201610498951.5A CN201610498951A CN106124146A CN 106124146 A CN106124146 A CN 106124146A CN 201610498951 A CN201610498951 A CN 201610498951A CN 106124146 A CN106124146 A CN 106124146A
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- hole
- holes
- installing
- test fixture
- vibration test
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of exposed fuse Transport Vibration test fixture, belong to Fuze Technology field, this fixture it can be avoided that during fuze tests resonance generation；This fixture includes 1,26 swivel nuts of body, 26 pin keies, connecting rod；Use global formation, use cylindrical frame mode in shape, improve first order resonance frequency, avoid in process of the test the generation of resonance, be rigidly connected, it is ensured that the vibration of vibration table and energy is distortionless passes to by test specimen, install, easy to operate, improve test efficiency.
Description
Technical field
The invention belongs to Fuze Technology field, relate to a kind of Transport Vibration test fixture, can be used for exposed fuse product and exist
Transport Vibration test uses.
Background technology
The design of test fixture is a special kind of skill, in design major reference books have " environmental test technical training teaching material ",
Data such as " fuze environment and method for testing performances ".
The most known, the test course of receiving of fuse product is required for Transport Vibration test, and vibration tong designs and makes
With being an important step during vibration test.The transition body that test fixture is connected with vibration table by test specimen, mainly
It is by the vibration of vibration table and energy is distortionless passes to by test specimen.Traditional test fixture is primarily present following shortcoming:
1 traditional experiment fixture selects unreasonable with what structure designed due to material, is easy to send out during vibration test
Raw covibration.Resonance can cause by the biggest deformation of test specimen and dynamic stress, even causes internal structure to destroy,
Thus just lose its major function.
2 traditional experiment fixtures only have 21 clamping stations, it is impossible to 26 requirements of all promising policy common test sample size, need
Dividing the test realizing full sample size 2 times, test efficiency is low, and experimentation cost increases.
3 traditional experiment fixtures can not directly be fixed due to the reason of connecting hole size with vibration table, has individual in the middle of needs
Change-over panel realizes connecting fixing, and this mode does not meets the requirement that fixture is connected with vibration table perfect rigidity, pass to by
There is distortion phenomenon in the vibration of test specimen and energy, and the installation testing front jig takies for a long time.
Summary of the invention
Present invention aims to above-mentioned existing technological deficiency, propose a kind of new exposed fuse Transport Vibration examination
Test fixture, it is possible to avoid in process of the test the generation of resonance, by the vibration of vibration table with energy is distortionless passes to by test specimen,
Install, easy to operate, improve test efficiency.
The technical scheme is that a kind of exposed fuse Transport Vibration test fixture, including: body, 26 swivel nuts, 26
Individual pin key, connecting rod；Described body is cylinder, and it has 1 center mounting hole and 26 installing holes, center mounting hole
For through hole, there is female thread；The inwall of 26 installing holes all leaves the groove adapted with pin key；26 installing holes include 8 vertically
Installing hole and 18 radial direction installing holes, the upper port of 8 vertical installing holes and 1 center mounting hole is positioned at cylinder upper surface
On, axis is parallel to the central axis of body；8 vertical installing holes are evenly distributed on a circumference；The cylinder of described body
Body outer circumference totally 18 radial direction installing holes, its center axis direction is the radial direction of body, and 18 radial direction installing holes are divided equally
Becoming 3 groups, 3 groups of holes are in the circumference aspect of differing heights, 6 often organized radially installing hole circumference uniform distribution in the same plane；
Stepped hole at least has 12, and hole centerline axis parallel is in the central axis of body；Wherein the periphery of center mounting hole is uniform extremely
Few 4 stepped holes；Other 8 stepped holes are positioned at the cylinder bottom of the extending direction of vertical installing hole, 8 uniform vertical peaces
The bottom in dress hole connects with 8 stepped holes of cylinder bottom respectively, and stepped hole is used for placing connecting rod；Described swivel nut is empty
Heart cylinder, inside is female thread structure, is used for connecting exposed fuse, and outside is disc, leaves the groove adapted with pin key；Institute
In the combination slot of the groove composition of the installing hole inwall of the groove that the pin key stated is inserted on swivel nut periphery and body；Described connecting rod
For bolt, the bolt head end of connecting rod is placed at the step of stepped hole, and other end screw thread grows body lower surface, with vibration table
Face screwed hole connects.
Preferably, 18 radial direction installing holes are divided into upper strata radially installing hole 5, intermediate layer radially installing hole 6, lower floor's radially peace
Dress hole；Upper strata radially installing hole is corresponding with the position in the axial direction, 6 holes of lower floor's radially installing hole, i.e. there is axis same flat
Two holes up and down in face；The axis of intermediate layer radially installing hole and upper strata radially installing hole is not in same perpendicular.
Preferably, a diameter of φ 50.754mm of center mounting hole.
Preferably, diameter phi 66mm in 8 axially mounted holes.
Preferably, degree of depth 35mm in 8 axially mounted holes.
Preferably, a diameter of φ 12.4mm of stepped hole.
Preferably, pin key be cross section be square.
Preferably, connecting rod is hexagon socket head bolt of long stem.
Preferably, the quantity of stepped hole is 12.
Preferably, the square groove composition square of the installing hole inwall of the square groove that pin key is inserted on swivel nut periphery and body or
In the groove of cuboid.
The solution have the advantages that:
Use global formation on 1 present invention process, use cylindrical frame mode in shape, improve first order resonant frequency
Rate, it is to avoid the generation of resonance in process of the test.
2 present invention are directly rigidly connected with vibration table, it is not necessary to the transition of change-over panel connects, it is ensured that shaking of vibration table
Move and pass to by test specimen with energy is distortionless.
3 present invention have 27 tests to be installed station, and can once be installed 27 test products, and test efficiency is installed than tradition
21 are improved 1.35 times, and 26 requirements of all promising policy common test sample size.
4, having 27 fuse installing holes, the upper port of 9 installing holes in 27 installing holes is positioned at cylinder upper surface
On, including 1 center mounting hole and 8 vertical installing holes, the cylinder outer circumference of body 1 totally 18 radial direction installing holes,
Often group 6 radially 3 differing heights of installing hole distribution are on the circumferential surface, and intermediate layer station is thrown with other two-layer station level
Shade differs from 30 degree, such distributed architecture avoids test fixture " top-heavy " and left and right energy imbalance, it is to avoid tested
The generation of resonance in journey.
Accompanying drawing explanation
Fig. 1 .1 is the top view of the structure of the present invention；
Fig. 1 .2 is that the B-B of Fig. 1 .1 is to sectional view；
Fig. 1 .3 is that the A-A of Fig. 1 .1 is to sectional view.
5-upper strata radially installing hole, 6-intermediate layer radially installing hole, 7-lower floor radially installing hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further detail.
As it is shown in figure 1, the one of the present invention exposed fuse Transport Vibration test fixture includes: 1,26 swivel nuts of 1 body
2,3,12 connecting rods 4 of 26 pin keies.
Body 1 is cylinder, and it has 27 fuse installing holes, and one of them installing hole is cylindrical centre bore,
Being referred to as center mounting hole, it is through hole, and has female thread；Remaining also has 26 installing holes to be unthreaded hole, 26 installing holes interior
Wall all leaves 1 square groove adapted with pin key 3, and direction is any.
The upper port of 9 installing holes in 27 installing holes is positioned on cylinder upper surface, including 1 center mounting hole with
And 8 vertical installing holes, these 9 installing hole axis are parallel to the central axis of body 1.Center mounting hole is φ 50.754；Its
Yuing 8 holes is evenly distributed on a circumference, diameter phi 66, the degree of depth 35 (being just blind hole).
12 are had, wherein uniform 4 of the periphery of center mounting hole (φ 12.4) platform for installing the stepped hole of connecting rod 4
Hole, rank；Other 8 stepped holes are positioned at the cylinder bottom of the extending direction of vertical installing hole；8 uniform vertical installing holes
Bottom connects with (φ's 12.4) 8 stepped holes of cylinder bottom respectively, and 12 stepped holes are used for placing 12 connecting rods 4,
Stepped hole centerline axis parallel is in the central axis of body 1；Height residing for the bottom stage of stepped hole is shorter than connecting rod 4 screw rod
Height.18 radial direction installing holes are blind hole.
The cylinder outer circumference of body 1 totally 18 radial direction installing holes, the central axial direction in hole is the radial direction of body 1
Direction, 18 radially installing holes be divided into 3 groups, 3 groups of holes are in the height aspect that periphery is different, such as Fig. 1 .2. Fig. 1 .3 institute
Show, including upper strata radially installing hole 5, intermediate layer radially installing hole 6, lower floor's radially installing hole 7.Often group 6 radially installing hole is equal
Even distribution is on the circumferential surface.Upper strata radially installing hole 5 is corresponding with the position in the axial direction, 6 holes of lower floor's radially installing hole 7, i.e. deposits
In axis two holes up and down in the same plane；The axis of intermediate layer radially installing hole and upper strata radially installing hole 5 is not same
In one perpendicular, i.e. intermediate layer radially installing hole staggers with upper strata radially installing hole 5, lower floor's radially installing hole 7.
Swivel nut 2 is hollow cylinder, and inside is female thread structure, is used for connecting exposed fuse, and outside is disc, leaves 1
The individual square groove adapted with pin key 3, is separately fixed at 26 installing holes of body by pin key 3.
Pin key 3 is square for cross section, the square groove being inserted on swivel nut 2 periphery and the installing hole inwall square groove group of body 1
In the square become or rectangular body opening, for swivel nut 2 being fixed on body 1 (installing hole)；
Connecting rod 4 is hexagon socket head bolt of long stem, when needing test fixture and vibration table to be rigidly connected, and connecting rod interior
Hex head end is placed at the step of body 1 stepped hole, and other end screw thread grows body 1 lower surface, it is simple to vibration table spiral shell
Pit connects.
During work, being connected with vibration table by test fixture, the most exposed fuse is installed on swivel nut 2 by screw thread, real
Show being rigidly connected, such that it is able to carry out Transport Vibration test of exposed fuse and test fixture.
Center mounting hole may be used for through hoisting device, is sling to by fixture on test vibration table.
Claims (10)
1. an exposed fuse Transport Vibration test fixture, it is characterised in that including: body (1), 26 swivel nuts (2), 26 pins
Key (3), connecting rod (4)；
Described body (1) is cylinder, and it has 1 center mounting hole and 26 installing holes, and center mounting hole is through hole
There is female thread；The inwall of 26 installing holes all leaves the groove adapted with pin key (3)；
26 installing holes include 8 vertical installing holes and 18 radially installing hole, 8 vertical installing holes and 1 center installations
The upper port in hole is positioned on cylinder upper surface, and axis is parallel to the central axis of body (1)；8 vertical installing holes uniformly divide
Cloth is on a circumference；
The cylinder outer circumference of described body (1) totally 18 radial direction installing holes, its center axis direction is the footpath of body (1)
To direction, 18 radial direction installing holes are divided into 3 groups, and 3 groups of holes are in the circumference aspect of differing heights, 6 often organized radially peace
Dress hole circumference uniform distribution in the same plane；
Stepped hole at least has 12, and hole centerline axis parallel is in the central axis of body (1)；The wherein periphery of center mounting hole
Uniform at least 4 stepped holes；Other 8 stepped holes are positioned at the cylinder bottom of the extending direction of vertical installing hole, uniform 8
The bottom of vertical installing hole connects with 8 stepped holes of cylinder bottom respectively, and stepped hole is used for placing connecting rod (4)；
Described swivel nut (2) is hollow cylinder, and inside is female thread structure, is used for connecting exposed fuse, and outside is disc, stays
There is the groove adapted with pin key (3)；
The combination slot of the groove composition of the installing hole inwall of the groove that described pin key (3) is inserted on swivel nut (2) periphery and body (1)
In；
Described connecting rod (4) is bolt, and the bolt head end of connecting rod is placed at the step of stepped hole, and other end screw thread grows
Body (1) lower surface, is connected with vibration table screwed hole.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that radially install for 18
Hole is divided into upper strata radially installing hole (5), intermediate layer radially installing hole (6), lower floor's radially installing hole (7)；Upper strata radially installing hole
(5) corresponding with the position in the axial direction, 6 holes of lower floor radially installing hole (7), i.e. there are axis up and down two in the same plane
Individual hole；The axis of intermediate layer radially installing hole and upper strata radially installing hole (5) is not in same perpendicular.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that center mounting hole
A diameter of φ 50.754mm.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that 8 axially mounted
Diameter phi 66mm in hole.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that 8 axially mounted
Degree of depth 35mm in hole.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that the diameter of stepped hole
For φ 12.4mm.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that pin key is that cross section is
Square.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that connecting rod is interior six
Angle head bolt of long stem.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that the quantity of stepped hole
It it is 12.
One the most according to claim 1 exposed fuse Transport Vibration test fixture, it is characterised in that pin key is inserted into
In the square groove composition square of the installing hole inwall of the square groove on swivel nut periphery and body or the groove of cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498951.5A CN106124146B (en) | 2016-06-29 | 2016-06-29 | Exposed fuse Transport Vibration test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610498951.5A CN106124146B (en) | 2016-06-29 | 2016-06-29 | Exposed fuse Transport Vibration test fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106124146A true CN106124146A (en) | 2016-11-16 |
| CN106124146B CN106124146B (en) | 2018-09-18 |
Family
ID=57285862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610498951.5A Expired - Fee Related CN106124146B (en) | 2016-06-29 | 2016-06-29 | Exposed fuse Transport Vibration test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106124146B (en) |
Citations (13)
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|---|---|---|---|---|
| US3043135A (en) * | 1959-05-29 | 1962-07-10 | Avco Corp | Test fixture |
| US4633716A (en) * | 1985-04-26 | 1987-01-06 | Martin Robert W | Shaker head expander |
| US4750365A (en) * | 1986-02-14 | 1988-06-14 | Shell Oil Company | Platform motion measuring system |
| SU1689778A1 (en) * | 1988-07-15 | 1991-11-07 | Предприятие П/Я А-3158 | Dummy load for vibration testing machine |
| US5650569A (en) * | 1995-07-26 | 1997-07-22 | Liu; Hong S. | Skewed, multi-axis vibration fixture |
| US6851320B1 (en) * | 2004-02-23 | 2005-02-08 | Kun-Ta Lee | Closed-form head expander |
| US20090223298A1 (en) * | 2005-04-08 | 2009-09-10 | Hanse John K | Vibration table |
| CN202994408U (en) * | 2012-12-10 | 2013-06-12 | 上海航天精密机械研究所 | General cable network vibration test clamp and system |
| CN203901132U (en) * | 2013-12-03 | 2014-10-29 | 上海航天精密机械研究所 | General vibration test clamp for tubular test pipe with small size |
| CN105203284A (en) * | 2015-09-23 | 2015-12-30 | 河北汉光重工有限责任公司 | Experimental device and method suitable for vibration and impact of small-sized laser gyroscopes |
| CN205192714U (en) * | 2015-11-16 | 2016-04-27 | 联合汽车电子有限公司 | Vibration clamp |
| CN205209720U (en) * | 2015-12-21 | 2016-05-04 | 中国振华集团云科电子有限公司 | Experimental integration anchor clamps of plug -in components formula fuse shock and vibration |
| CN205280315U (en) * | 2015-11-16 | 2016-06-01 | 联合汽车电子有限公司 | Vibration anchor clamps |
-
2016
- 2016-06-29 CN CN201610498951.5A patent/CN106124146B/en not_active Expired - Fee Related
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3043135A (en) * | 1959-05-29 | 1962-07-10 | Avco Corp | Test fixture |
| US4633716A (en) * | 1985-04-26 | 1987-01-06 | Martin Robert W | Shaker head expander |
| US4750365A (en) * | 1986-02-14 | 1988-06-14 | Shell Oil Company | Platform motion measuring system |
| SU1689778A1 (en) * | 1988-07-15 | 1991-11-07 | Предприятие П/Я А-3158 | Dummy load for vibration testing machine |
| US5650569A (en) * | 1995-07-26 | 1997-07-22 | Liu; Hong S. | Skewed, multi-axis vibration fixture |
| US6851320B1 (en) * | 2004-02-23 | 2005-02-08 | Kun-Ta Lee | Closed-form head expander |
| US20090223298A1 (en) * | 2005-04-08 | 2009-09-10 | Hanse John K | Vibration table |
| CN202994408U (en) * | 2012-12-10 | 2013-06-12 | 上海航天精密机械研究所 | General cable network vibration test clamp and system |
| CN203901132U (en) * | 2013-12-03 | 2014-10-29 | 上海航天精密机械研究所 | General vibration test clamp for tubular test pipe with small size |
| CN105203284A (en) * | 2015-09-23 | 2015-12-30 | 河北汉光重工有限责任公司 | Experimental device and method suitable for vibration and impact of small-sized laser gyroscopes |
| CN205192714U (en) * | 2015-11-16 | 2016-04-27 | 联合汽车电子有限公司 | Vibration clamp |
| CN205280315U (en) * | 2015-11-16 | 2016-06-01 | 联合汽车电子有限公司 | Vibration anchor clamps |
| CN205209720U (en) * | 2015-12-21 | 2016-05-04 | 中国振华集团云科电子有限公司 | Experimental integration anchor clamps of plug -in components formula fuse shock and vibration |
Non-Patent Citations (2)
| Title |
|---|
| 刘加凯 等: "基于ANSYS仿真的引信振动强化试验夹具设计", 《装备环境工程》 * |
| 王维 等: "基于ANSYS Workbench的某弹药储运方舱支撑件力学分析", 《装备环境工程》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106124146B (en) | 2018-09-18 |
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Granted publication date: 20180918 Termination date: 20190629 |