CN106525373A - Horizontal impact response spectrometry apparatus - Google Patents
Horizontal impact response spectrometry apparatus Download PDFInfo
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- CN106525373A CN106525373A CN201611065071.5A CN201611065071A CN106525373A CN 106525373 A CN106525373 A CN 106525373A CN 201611065071 A CN201611065071 A CN 201611065071A CN 106525373 A CN106525373 A CN 106525373A
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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
- G01M7/08—Shock-testing
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a horizontal impact response spectrometry apparatus. The apparatus comprises an engine base, an impact response platform, a power driving mechanism, a reset mechanism, a buffer mechanism and an impact response spectrum detection apparatus. The power driving mechanism comprises a piston cylinder assembly and an air feed assembly. An air channel control unit is arranged between the air feed assembly and the piston cylinder assembly. The impact response platform comprises an impact platform assembly and a response platform assembly. The reset mechanism comprises a first reset mechanism and a second reset mechanism. The buffer mechanism comprises a first buffer component, a second buffer component and a fixing seat. The impact response spectrum detection apparatus comprises a master control device, an impact spectrum detection module, a response spectrum detection module, a parameter setting unit and a display unit. The design is reasonable, operation is simple and installation is convenient. A device to be tested can be conveniently installed and safety performance is high. An impact spectrum and a response spectrum can be simultaneously detected and an impact environment which needs to be simulated is reached.
Description
Technical field
The invention belongs to mechanical environment experiment field of measuring technique, more particularly, to a kind of horizontal impact response spectrometry dress
Put.
Background technology
As ballistic movement can bring certain damage and destruction to equipment, people need rushing residing for research equipment successively
The property and rigor condition of environment are hit, and tests to check equipment impact resistance ability to improve equipment anti-shock by environmental simulation
Ability.Shock response spectrum generally it be a wide variety of key concept in engineering.International Electrotechnical Commission (I EC), the world
The national standard of technical committee and China belonging to standardization body (I SO), all using shock response spectrum as regulation impact
One of method of environment.Therefore, shock response spectrum is the analysis foundation for implementing shock resistance design to equipment, and controls product impact ring
The basic parameter of border simulation experiment.Shock response spectrum reflection is environmental characteristics, according to analysis shock response spectrum, can be equipment
Impact resistance provide foundation.
Mainly there are pendulum impact test device and free-electron model currently for the device of device measuring its shock response spectrum
Formula impact test apparatus etc., wherein free-electron model formula impact test apparatus are that tested device is placed on testing stand, then will examination
Test platform and tested device is promoted to free-electron model formula impact after predetermined altitude, it is so as to detect shock response spectrum, this freely to fall
The device volume of the formula that falls impact test apparatus detection has limitation, and some devices are not allow arbitrarily to change placement location, adapts to model
Enclose little, in addition, because of the presence of uncertain factor in testing stand and tested device falling process, can be with shock response spectrum detection dress
Put not in contact with so as to the detection of shock response spectrum can not be realized；Although pendulum impact test device can preferably simulate impact
Environment, makes impact meet astable transient process, but this pendulum impact test apparatus structure is more complicated, high cost,
Take up room big, and excited by impact be not easily controlled；Other pendulum impact test device and free-electron model formula impact test
Device is accomplished that inclined impact and vertically impact, it is impossible to realize that horizontal impact is tested；Furthermore, current pendulum impact test
Device and free-electron model formula impact test apparatus are only capable of realizing the detection of response spectra, it is impossible to realize the detection of shock response spectrum.Therefore, it is existing
Nowadays lack a kind of simple structure, it is reasonable in design and use horizontal impact response spectra measurement apparatus easy to operate, facilitate to be measured
The installation of examination device, it is safe, shock response spectrum and response spectra can be detected simultaneously, and reach the shock environment for needing simulation,
It is practical,
The content of the invention
The technical problem to be solved is for above-mentioned deficiency of the prior art, there is provided a kind of horizontal impact
Response spectra measurement apparatus, its simple structure, it is reasonable in design and use easy to operate, low cost, install convenient, facilitate device to be tested
The installation of part, it is safe, shock response spectrum and response spectra can be detected simultaneously, and reach the shock environment for needing simulation, it is practical
Property it is strong, using effect is good, is easy to promote the use of.
To solve above-mentioned technical problem, the technical solution used in the present invention is：A kind of horizontal impact response spectra measurement apparatus,
It is characterized in that：Including support, on support and the shock response platform in horizontal layout and be arranged on support on and be
The shock response platform provides the power-driven mechanism of impulsive force, and is arranged on support and for the shock response
Resetting-mechanism that platform is resetted, the buffer for entering row buffering and adjustment shock response spectrum waveform to the shock response platform
Structure and the shock response spectrum detection device for detecting shock response spectrum；
The support is included the first base installed for the power-driven mechanism and is detachably connected with first base
Second base, the power-driven mechanism include piston cylinder assembly and for driving the piston cylinder assembly to move horizontally to described
The gas supply assembly of shock response platform impulsive force, is provided with gas circuit control unit on the gas supply assembly；
The shock response platform include laying along support horizontal direction and the impact platform assembly that can move left and right and with
The response platform component that impact platform assembly is mutually collided, the resetting-mechanism are included for driving what impact platform assembly resetted
First resetting-mechanism and the second resetting-mechanism for driving response platform component to reset, the buffer gear are included installed in sound
Answer the first bolster on platform assembly, the second bolster above second base and be arranged on second base upper side
And spacing fixed seat is carried out to the second bolster, spacing block is provided between second bolster and fixed seat；
Be provided with the second base for impact platform assembly horizontally slip first before and after slipping mechanism and for response
Platform assembly horizontally slip second before and after slipping mechanism；
The shock response spectrum detection device includes main controller, the shock response spectrum detection mould being arranged on impact platform assembly
Block, the response spectra detection module being arranged on response platform component and and the parameter set unit that is connected with main controller and display
Unit, the shock response spectrum detection module and the response spectra detection module are connected with main controller；The gas circuit control unit by
Main controller is controlled and which is connected with main controller.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The piston cylinder assembly includes cylinder barrel, peace
It is mounted in cylinder barrel one end and back cover part, the piston in cylinder barrel and one end of cylinder barrel sealing is connected with piston and the other end
The piston rod stretched out from cylinder barrel, the back cover part are arranged on the piston rod, and the other end of the cylinder barrel is provided with cylinder barrel and enters
Cylinder barrel is divided into the first cavity volume and the second cavity volume by QI KOU, the piston；
The gas supply assembly is included air accumulator and is connected with the air accumulator and for controlling the cylinder barrel air inlet open
With the control valve closed.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The control valve is included installed in cylinder barrel
The other end and it is provided with the valve casing of the valve air gate and valve casing valve body being fixedly connected, the valve gap being fixedly connected with the valve body and use
In the seal member opened with close the valve air gate, the seal member includes horizontally movable valve rod and valve rod one
The quick release valve piston and the valve plug being connected with the valve rod other end of end connection；
The valve body forms the 3rd cavity volume with quick release valve piston space, forms the 4th and hold between the quick release valve piston and valve casing
Chamber.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The bottom of the valve casing is provided with valve and enters
QI KOU, the air accumulator are connected with the valve air inlet, and the gas circuit control unit is arranged on the air accumulator and the valve body
Gas supply line on；
Spring is set with the valve rod, the springs layout between valve gap and quick release valve piston, the valve plug away from
The side of valve rod is provided with sealing gasket, and the quick release valve piston is provided with cushion pad away from the side of valve rod；
The valve casing is with valve cover chamber with valve body and valve body and is detachably connected.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The back cover part includes being set in work
On stopper rod and make cylinder barrel sealing bonnet, the copper sheathing being arranged between piston rod and bonnet and be arranged on bonnet on the outside of and be set in work
Gland on stopper rod；
The other end of the piston rod is provided with piston rod end seat and the rubber blanket in piston rod end seat.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The impact platform assembly includes can edge
Slipping mechanism horizontally slips and for installing the impact platform of object to be tested, close installed in impact platform before and after described first
The drift of response platform component side and the resetting block installed in the bottom of impact platform；
The response platform component include with impact platform mutually collide and for install object to be tested response platform,
Installed in first impact backing plate of the response platform near impact platform side and the second impact installed in response platform opposite side
Backing plate, the response platform can horizontally slip along slipping mechanism before and after described second, and the first impact backing plate is flat away from response
The side of platform is provided with for installing the first mounting groove of first bolster.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：Before and after described first, slipping mechanism is installed
In second base upper side and both sides before and after impact platform are installed on, slipping mechanism is to put down for the impact before and after described first
The first guide rail that platform is horizontally slipped；
Before and after described second, slipping mechanism is arranged on second base upper side and is installed on the both sides in front and back of response platform, institute
Before and after stating second, slipping mechanism is the second guide rail horizontally slipped for the response platform；
Concavo-convex connection is and between the second guide rail and response platform between the impact platform and the first guide rail.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The quantity of second resetting-mechanism is
Two, the structure all same of two second resetting-mechanisms and the two be installed in above second base, two described second
Resetting-mechanism is in parallel laying and the two is laid along the length direction of second base, and two second resetting-mechanisms are laid in
In same level, the two is respectively arranged on the front side resetting-mechanism on front side of above second base and is arranged in second base
The rear side resetting-mechanism of side's rear side.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：First resetting-mechanism is multiple for first
Position cylinder, first reset cylinder are laid along second base length direction, and first reset cylinder is arranged on second base
It is interior；
Second resetting-mechanism includes the second reset cylinder in fixed seat, is arranged on the second reset gas
Cylinder axis adapter on cylinder, the ears seat in response platform and the pin being connected between cylinder axis adapter and ears seat
Axle.
A kind of above-mentioned horizontal impact response spectra measurement apparatus, it is characterised in that：The second base is step base,
The step base include for install impact platform assembly and described first before and after slipping mechanism first step portion, be used for
Install response platform component and described second before and after slipping mechanism second step portion and for install the buffer gear and every
From the 3rd stage portion of block；The first base upper side is provided with the second mounting groove extended to inside first base, described
First step portion upper side is provided with the 3rd mounting groove extended to inside the first step portion；
Slipping mechanism and described second before and after slipping mechanism and the first step portion and described second before and after described first
Stage portion junction is provided with the first steel plate, and the fixed seat is provided with the second steel plate with the junction of the 3rd stage portion；
The cylinder barrel is fixedly mounted in first base by upper snap ring and lower snap ring respectively, and the air accumulator passes through bolt
In second mounting groove；First resetting-mechanism is arranged in the 3rd mounting groove.
The present invention has advantages below compared with prior art：
1st, the shock response platform structure that adopted is simple, reasonable in design and input cost is relatively low, processing and fabricating and installation
It is convenient to lay.
2nd, the shock response platform for being adopted includes impacting platform assembly and response platform component, and impact platform assembly and
Tested device can be installed on response platform component, the detection of the shock response spectrum and response spectra of tested device is realized, and
The detection of shock response spectrum and response spectra is not limited by environment, and can reach needs the shock environment of simulation, thus, structure is very simple,
Equipment price is relatively low.
3rd, shock response platform is during impact test, it is not necessary to arranges pendulum and swings up and down to impulsive force, it is only necessary to
Power-driven mechanism gives impact platform assembly impulsive force, highly low, easy for installation.
4th, the shock response spectrum detection device for being adopted is included for detecting the shock response spectrum detection module of shock response spectrum, for examining
Survey the response spectra detection module of response spectra, parameter set unit and display unit, it is actually used during, by parameter setting list
Unit's control shock response spectrum detection module and response spectra detection module are detected, and shock response spectrum detection module and response spectra detection module
The shock response spectrum and response spectrum signal for detecting is sent to main controller process, is shown finally by display unit, realizes punching
Hit the detection of spectrum and response spectra so that the detection process of shock response spectrum and response spectra is easily controllable, and realize conveniently.
5th, horizontal impact response platform using the first resetting-mechanism and the second resetting-mechanism make respectively impact platform assembly and
Response platform component resets, and facilitates the carrying out of multiple shock test, and avoids manually being resetted, operating difficultiess.
6th, the buffer gear that horizontal impact response platform is adopted, including the first bolster, the second bolster and fixed seat, Gu
Reservation is fixedly connected with support, in the collision process of impact platform assembly and response platform component, for response platform group
Part enters row buffering, limits the shift position of impact platform assembly and response platform component, according to actual collision demand, while logical
The first bolster of setting and the second bolster adjustable impact response spectra waveform are crossed, and ensures impact platform assembly and response platform
Component reaches the shock environment for needing simulation during collision.
7th, horizontal impact response platform gives impact platform assembly impact using gas circuit control unit control power-driven mechanism
Power, it is not necessary to be manually close to experimental field, it is only necessary to be configured by parameter set unit, it is safe.
8th, support of the present invention includes first base and second base, has both facilitated processing and has installed, and has transported
During it is detachable, be readily transported.
9th, the horizontal impact response platform for being adopted using it is easy to operate, facilitate tested device install and using effect
Good, detection process is simple, can be advantageously used in detecting the shock response spectrum and response spectra of tested device, practical, using effect
It is really good, it is easy to promote the use of.
Below by drawings and Examples, technical scheme is described in further detail.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of power-driven mechanism in the present invention.
Left views of the Fig. 3 for Fig. 2.
Fig. 4 is the structural representation of present invention impact platform assembly.
Left views of the Fig. 5 for Fig. 4.
Fig. 6 is the structural representation of response platform of the present invention.
Left views of the Fig. 7 for Fig. 6.
Fig. 8 is the structural representation of the second resetting-mechanism of the invention and buffer gear.
Left views of the Fig. 9 for Fig. 8.
Figure 10 is the schematic block circuit diagram of shock response spectrum detection device of the present invention.
Description of reference numerals:
Snap ring on 1；1-1 main controllers；1-2 shock response spectrum detection modules；
1-3 response spectra detection modules；1-4 parameter set units；1-5 display units；
1-6 gas circuit control units；1-7 data storages；1-8 Computer interface circuits；
2 times snap rings；3 valve bodies；4 valve casings；
5 cushion pads；6 quick release valve pistons；7 valve gaps；
8 valve plugs；9 sealing gaskets；10 locking nuts；
11 pistons；12 piston rods；13 cylinder barrels；
14 bonnets；15 copper sheathings；16 glands；
17 piston rod end seats；18 rubber blankets；19 air accumulators；
20 valve rods；21 springs；22 drifts；
23 first guide rails；24 copper billets；25 impact platforms；
26 resetting blocks；27 the 3rd cavity volumes；28 the 4th cavity volumes；
29 first cavity volumes；30 second cavity volumes；31 first impact backing plates；
32 response platforms；33 second impact backing plates；34 second guide rails；
35 supports；35-1 first bases；35-2 second bases；
36 impact platform assemblies；37 response platform components；38 piston cylinder assemblies；
39 gas supply assemblies；41 ears seats；42 second bolsters；
43 bearing pins；44 cylinder axis adapters；45 cylinder mounting plates；
46 second reset cylinders；47 fixed seats.48 spacing blocks；
49 suspension ring；50 first bolsters.
Specific embodiment
As shown in Fig. 1 and Figure 10, a kind of horizontal impact response spectra measurement apparatus include support 35, on support 35 and
Shock response platform in horizontal layout and the power of impulsive force is provided on support 35 and for the shock response platform
Drive mechanism, and on support 35 and for the shock response platform is resetted resetting-mechanism, to described
Shock response platform enters buffer gear and the impact for detecting shock response spectrum of row buffering and adjustment shock response spectrum waveform
Response spectrum detection device；
The support 35 include for the power-driven mechanism install first base 35-1 and can with first base 35-1
Second base 35-2 of dismounting connection, the power-driven mechanism include piston cylinder assembly 38 and for driving the piston cylinder group
Part 38 is moved horizontally to the gas supply assembly 39 of the shock response platform impulsive force, and gas circuit control is provided with the gas supply assembly 39
Unit 1-6 processed；
In the present embodiment, first base 35-1 and second base 35-2 adopt welded-steel plate construction, first base 35-1
With bolts and second base 35-2 between, by support, 35 points is first base 35-1 and second base 35-2, is both facilitated
Processing and installation, and it is detachable in transportation, it is readily transported,
During actually used, installing hole in first base 35-1 and second base 35-2, is provided with, is both facilitated the
One base 35-1 and second base 35-2 are arranged on ground, while be easily installed the shock response platform, the power driving
Motivation structure, the resetting-mechanism and the buffer gear,
During actually used, in first base 35-1 and second base 35-2, through hole is respectively arranged with, machine can be reduced
The weight of seat 35, is easy to movement, staff can be easy to again to be welded and installed by the through hole.
In the present embodiment, the power-driven mechanism is controlled to the impact platform assembly using gas circuit control unit 1-6
Impulsive force, it is not necessary to be manually close to experimental field, it is only necessary to be configured by parameter set unit 1-4, it is safe.
The shock response platform includes the impact platform assembly 36 laid along 35 horizontal direction of support and can move left and right
And the response platform component 37 with the mutually collision of impact platform assembly 36, the resetting-mechanism includes for driving impact platform group
The first resetting-mechanism and the second resetting-mechanism for driving response platform component 37 to reset that part 36 resets, the buffer gear
Including the first bolster 50 on response platform component 37, the second bolster 42 above second base 35-2
With installed in second base 35-2 upper side and spacing fixed seat 47, second bolster 42 are carried out to the second bolster 42
Spacing block 48 is provided with between fixed seat 47；
In the present embodiment, the setting of first resetting-mechanism and second resetting-mechanism is in order to by the impact
Response platform is resetted, and is easy to repeat impact to operate.
In the present embodiment, the setting of first bolster 50 is in order in 12 collision impact platform assembly 36 of piston rod
During, cushioning effect can be played during 12 impact platform assembly 36 of piston rod, and can be by changing first
The thickness and material of bolster 50, so as to adjust surge waveform；The setting of the second bolster 42, is in order in impact platform assembly
During 36 impact platform assemblies 36, to impacting 36 cushioning effects of platform assembly, and can be buffered by changing second
The thickness and material of part 42, so as to adjust response wave shape, to reach the shock environment for needing simulation.
In the present embodiment, 47 top of the fixed seat is provided with suspension ring 49, for moving for fixed seat 47.
Be provided with second base 35-2 for impact platform assembly 36 horizontally slip first before and after slipping mechanism and
For response platform component 37 horizontally slip second before and after slipping mechanism；
The shock response spectrum detection device includes main controller 1-1, the shock response spectrum inspection being arranged on impact platform assembly 36
Survey module 1-2, the response spectra detection module 1-3 that is arranged on response platform component 37 and and the ginseng that is connected with main controller 1-1
Number setting unit 1-4 and display unit 1-5, the shock response spectrum detection module 1-2 and the response spectra detection module 1-3 with master
Control device 11 connects；Gas circuit control unit 1-6 is controlled by main controller 1-1 and which is connected with main controller 1-1.
In the present embodiment, by arranging shock response spectrum detection module 1-2 to impacting the test device to be measured on platform assembly 36
Shock response spectrum detected, arrange responses of the response spectra detection module 1-3 to the test device to be measured on response platform component 37
Spectrum is detected, is capable of achieving the detection to shock response spectrum and response spectra, and is set by arrange parameter setting unit 1-4 manually
Put, when needing to detect shock response spectrum, the detection of shock response spectrum is realized in the detection of manual operation shock response spectrum；When needing to detect response spectra,
The detection of manual operation response spectra, realizes the detection of response spectra so that the detection process of shock response spectrum and response spectra is easily controllable, and real
Now facilitate.
As shown in Fig. 2 in the present embodiment, the piston cylinder assembly 38 includes cylinder barrel 13, installed in 13 one end of cylinder barrel and make
The back cover part of the sealing of cylinder barrel 13, the piston 11 in cylinder barrel 13 and one end is connected with piston 11 and the other end is from cylinder barrel 13
In the piston rod 12 that stretches out, the back cover part is set on piston rod 12, and the other end of the cylinder barrel 13 is provided with cylinder barrel and enters
Cylinder barrel 13 is divided into the first cavity volume 29 and the second cavity volume 30 by QI KOU, the piston 11；
The gas supply assembly 39 is included air accumulator 19 and is connected with the air accumulator 19 and for controlling the cylinder barrel air inlet
Mouth is opened and the control valve closed.
In the present embodiment, one end of the piston rod 12 is arranged with locking nut 10, for the suit of piston 11 is fixed on
On piston rod 12.
As shown in Fig. 2 in the present embodiment, the control valve includes installed in 13 other end of cylinder barrel and is provided with valve air gate
Valve casing 4, the valve body 3 being fixedly connected with valve casing 4, the valve gap 7 being fixedly connected with valve body 3 and for opening and close the valve
The seal member of gas outlet, the seal member include horizontally movable valve rod 20, and 20 one end of valve rod connection quick release valve
Piston 6 and the valve plug 8 being connected with 20 other end of valve rod；
The 3rd cavity volume 27 is formed between the valve body 3 and quick release valve piston 6, the between the quick release valve piston 6 and valve casing 4, is formed
Four cavity volumes 28.
As shown in Fig. 2 in the present embodiment, the bottom of the valve casing 4 is provided with valve air inlet, the air accumulator 19 with it is described
Valve air inlet is connected, and gas circuit control unit 1-6 is arranged on the gas supply line of the air accumulator 19 and the valve body 3；
Spring 21 is set with the valve rod 20, the spring 21 is laid between valve gap 7 and quick release valve piston 6, described
Valve plug 8 is provided with sealing gasket 9 away from the side of valve rod 20, and the quick release valve piston 6 is provided with buffering away from the side of valve rod 20
Pad 5；
It is between the valve casing 4 and valve body 3 and valve body 3 and valve gap 7 and is detachably connected.
In the present embodiment, the back cover part includes being set on piston rod 12 and making the bonnet 14 of the sealing of cylinder barrel 13, sets
Put the copper sheathing 15 between piston rod 12 and bonnet 14 and on the outside of bonnet 14 and the gland 16 that is set on piston rod 12；
In the present embodiment, the setting of bonnet 14, copper sheathing 15 and gland 16 is in order to cylinder barrel 13 is sealed, and for work
Stopper rod 12 is oriented to.
In the present embodiment, during actual installation, the valve air gate is connected with the cylinder barrel air inlet, is easy to as the first cavity volume
29 supply.
The other end of the piston rod 12 is provided with piston rod end seat 17 and the rubber blanket in piston rod end seat 17
18。
In the present embodiment, the setting of piston rod end seat 17 and rubber blanket 18 is to 12 cushioning effects of piston rod, keep away
Exempt from 12 impact platform of piston rod 25 and infringement occurs.
As shown in Figure 4 and Figure 6, in the present embodiment, the impact platform assembly 36 includes can be along sliding before and after described first
Mechanism horizontally slips and for installing the impact platform 25 of object to be tested, installed in impact platform 25 near response platform component
The drift 22 of 37 sides and the resetting block 26 installed in the bottom of impact platform 25；
The response platform component 37 is included with the mutually collision of impact platform 25 and for installing the response of object to be tested
Platform 32, installed in response platform 32 is near the first impact backing plate 31 of 25 side of impact platform and to be arranged on response platform 32 another
Second impact backing plate 33 of side, the response platform 32 can horizontally slip along slipping mechanism before and after described second, and described first
Impact backing plate 31 is provided with for installing the first mounting groove of first bolster 50 away from the side of response platform 32.
The setting of platform 25 in the present embodiment, is impacted, in order to act on piston rod 12, and the active force of piston rod 12 is led to
Overbump platform 25 passes to drift 22, and is easily installed tested device, realizes the detection of tested device shock response spectrum；Punching
22 shock being provided for response platform 32；The setting of resetting block 26, is in order to the impact platform after impact will occur
25 are resetted, and are easy to next impact experiment.
In the present embodiment, by arranging response platform 32, it is, in order to install tested device, and to touch with drift 22
Hit, give response platform 32 impulsive force, realize the detection of tested device response spectra.
In the present embodiment, the setting of the first impact backing plate 31, is, in order to arrange first mounting groove, and to supply described
First bolster 50 is installed.
In the present embodiment, second impact backing plate 33 setting, be in order to be able to 42 mating reaction of the second bolster, can keep away again
Exempt from response platform 32 and directly clash into the generation infringement of the second bolster 42.
As shown in figure 5 and figure 7, in the present embodiment, before and after described first, slipping mechanism is arranged on the upside of second base 35-2
Face and be installed on impact platform 25 before and after both sides, slipping mechanism is to carry out left and right for the impact platform 25 before and after described first
The first guide rail 23 for sliding；
Before and after slipping mechanism is arranged on second base 35-2 upper side and is installed on response platform 32 before and after described second
Both sides, before and after described second, slipping mechanism is the second guide rail 34 horizontally slipped for the response platform 32；
Concavo-convex connection is and between the second guide rail 34 and response platform 32 between the impact platform 25 and the first guide rail 23.
In the present embodiment, the first raised, both sides point before and after the impact platform 25 on first guide rail 23, are provided with
The first groove installed with first male cooperation is not provided with, first groove is set with the junction of first projection
Copper billet 24 is equipped with, and the copper billet 24 and the first guide rail 23 are to coordinate to install in five degree of inclined-planes.
In the present embodiment, the setting of copper billet 24, be for the abrasion for reducing copper billet 24 and the first guide rail 23, and be easy to punching
Hit platform 25 to horizontally slip on the first guide rail 23.
In the present embodiment, the copper billet 24 and the first guide rail 23 are to coordinate to install in five degree of inclined-planes, are on the one hand easy to impact
On impact platform 25, on the other hand platform 25 is arranged on, and is easy to adjust impact platform 25 in the installation process of impact platform 25
To level.
In the present embodiment, the second groove on second guide rail 34, is provided with, both sides point before and after the response platform 32
It is not provided with raised with the second of second groove fit installation.
As shown in figure 9, in the present embodiment, the quantity of second resetting-mechanism is two, two the second reset machines
The structure all same of structure and the two be installed in above second base 35-2, two second resetting-mechanisms in parallel laying and
The two is laid along the length direction of second base 35-2, and two second resetting-mechanisms are laid in same level the two
Respectively be arranged on second base 35-2 above front side front side resetting-mechanism and above second base 35-2 rear side
Rear side resetting-mechanism.
As shown in figure 8, in the present embodiment, first resetting-mechanism is the first reset cylinder, first reset cylinder
Lay along second base 35-2 length direction, first reset cylinder is arranged in second base 35-2；
Second resetting-mechanism includes the second reset cylinder 46 in fixed seat 47, to be arranged on described second multiple
Cylinder axis adapter 44 on the cylinder 46 of position, the ears seat 41 in response platform 32 and it is connected to cylinder axis adapter 44
With the bearing pin 43 between ears seat 41.
In the present embodiment, the setting of the first reset cylinder is in order to the first piston axle of the first reset cylinder is acted on
On resetting block 26, and the elongation of the first piston axle promotes resetting block 26 to move so as to drive impact platform 25 to reset.
During actually used, second piston axle, the cylinder axis adapter on second reset cylinder 46, are provided with
44 are set in the second piston axle near one end of the second bolster 42.
In the present embodiment, the setting of the second reset cylinder 46, be in order to by the second piston axle of the second reset cylinder 46 with
Ears seat 41 connects, and the ears seat 41 that extends through of the second piston axle drives response platform 32 to reset.
In the present embodiment, the setting of cylinder axis adapter 44 had both been easy to connect with the second piston axle of the second reset cylinder 46
Connect, be easy to again be connected with ears seat 41.
In the present embodiment, between second reset cylinder 46 and fixed seat 47, cylinder mounting plate 45 is provided with, for by
Two reset cylinders 46 are fixedly connected with fixed seat 47, it is to avoid the second reset cylinder 46 shifts can not be carried out response platform 32
Reset.
In the present embodiment, second base 35-2 be step base, the step base include for install punching
Hit the first step portion of slipping mechanism before and after platform assembly 36 and described first, for installing response platform component 37 and described the
The second step portion of slipping mechanism and the 3rd stage portion for installing the buffer gear and spacing block 48 before and after two；Described
One base 35-1 upper sides are provided with the second mounting groove extended to inside first base 35-1, first step portion upper side
It is provided with and extends to the 3rd mounting groove inside the first step portion；
In the present embodiment, the setting of second mounting groove is easily installed gas supply assembly 39, and makes part 39 be laid in first
The setting height(from bottom) of the piston cylinder assembly 38 inside base 35-1, is reduced, is easily installed and is transported；3rd mounting groove sets
Put, be easily installed the first reset cylinder, and the first reset cylinder is laid in inside the first step portion, reduce impact flat
The setting height(from bottom) of platform 25, is easily installed and transports.
In the present embodiment, second base 35-2 is step base, both can effectively reduce the height of second base 35-2,
Be easy to the shock response platform, slipping mechanism before and after described first again, slipping mechanism and the buffer before and after described second
The installation of structure, reduces integral installation height.
Slipping mechanism and described second before and after slipping mechanism and the first step portion and described second before and after described first
Stage portion junction is provided with the junction of the first steel plate, the fixed seat 47 and the 3rd stage portion and is provided with the second steel plate；
In the present embodiment, the setting of first steel plate is for the ease of slipping mechanism and institute before and after installing described first
Slipping mechanism before and after stating second, meanwhile, machined surface is reduced, and before and after ensureing described first before and after slipping mechanism and described second
Slipping mechanism stably can be connected with the first step portion and the second step portion, reduce manufacturing cost.
The setting of second steel plate, is the installation for the ease of fixed seat 47 with the 3rd stage portion, and installs
When the top boss being higher by of fixed seat 47 be screwed fixed seat 47, so both ensured second base 35-2 and fixed seat 47
Withstand shocks and facilitate fixed seat 47 to install together.
As shown in figure 3, in the present embodiment, the cylinder barrel 13 is fixedly mounted on first by upper snap ring 1 and lower snap ring 2 respectively
On base 35-1, the air accumulator 19 is arranged in second mounting groove by bolt；First resetting-mechanism is arranged on
In 3rd mounting groove.
In the present embodiment, the shock response spectrum detection module 1-2 and the response spectra detection module 1-3 are acceleration sensing
Device.
In the present embodiment, the shock response spectrum detection device also includes the data storage 1-7 being connected with main controller 1-1
With Computer interface circuit 1-8.
When the present invention is embodied as, staff according to experiment needs, when need detect tested device shock response spectrum when,
Staff is arranged on tested device on impact platform 25, when needing to detect the response spectra of tested device, and work people
Member is arranged on tested device in response platform 32；When the shock response spectrum of tested device is detected, staff passes through parameter
Setting unit 1-4 operation gas circuit control units open button and shock response spectrum detection button, controller 1-1 control gas circuit control units
1-6 works, and is that air accumulator 19 and valve body 3 start supply, and the pressure of the 4th cavity volume 28 is less than the pressure of the 3rd cavity volume 27, when
When the pressure of the 3rd cavity volume 27 and the 4th cavity volume 28 reaches setting, controller 1-1 is by gas circuit control unit 1-6 control the 3rd
27 Rapid degassing of cavity volume, makes the pressure of the 4th cavity volume 28 more than the pressure of the 3rd cavity volume 27, and quick release valve piston 6 passes through 20 band of valve rod
Dynamic valve plug 8 and sealing gasket 9 are moved to the left, and open the valve air gate, the 4th cavity volume 28 is connected with the first cavity volume 29, then gas storage
Tank 19 starts to supply for the first cavity volume 29, and the pressure of the first cavity volume 29 then promotes 11 band of piston more than the pressure of the second cavity volume 30
Piston bar 12 is moved right, and makes 12 impact platform 25 of piston rod, the shock response spectrum detection mould being arranged on impact platform 25
The impact spectrum signal of block 1-2 real-time detection examined objects, and the impact spectrum signal for collecting is sent to main controller 1-1
Reason, is shown finally by display unit 1-5；When the response spectra of tested device is detected, staff is set by parameter
Put unit 1-4 operation gas circuit control units and open button and response detection button, controller 1-1 control gas circuit control units 1-6
Work, is air accumulator 19 and valve body 3 starts supply, the pressure of the pressure of the 4th cavity volume 28 less than the 3rd cavity volume 27, the 3rd
When the pressure of cavity volume 27 and the 4th cavity volume 28 reaches setting, controller 1-1 controls the 3rd cavity volume by gas circuit control unit 1-6
27 Rapid degassings, make the pressure of the 4th cavity volume 28 more than the pressure of the 3rd cavity volume 27, and quick release valve piston 6 drives valve by valve rod 20
Plug 8 and sealing gasket 9 are moved to the left, and open the valve air gate, the 4th cavity volume 28 is connected with the first cavity volume 29, then air accumulator 19
Start to supply for the first cavity volume 29, the pressure of the first cavity volume 29 is then promoted piston 11 to drive and lived more than the pressure of the second cavity volume 30
Stopper rod 12 is moved right, and makes 12 impact platform 25 of piston rod, and impact platform 25 moves right collision response platform 32, arranges
The response spectrum signal of the response spectra detection module 1-3 real-time detection examined objects in response platform 32, and will collect
Response spectrum signal is sent to main controller 1-1 process, is shown finally by display unit 1-5；Meanwhile, shock response spectrum is detected into mould
Block 1-2 detects the response spectra that shock response spectrum and response spectra detection module 1-3 detect and synchronously stores into data storage 1-7,
Be easy to subsequent treatment and check, using it is easy to operate, facilitate that tested device is installed and using effect is good, detection process is simple,
Can be advantageously used in detecting the shock response spectrum and response spectra of tested device, practical, using effect is good.
The above, is only presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, every according to the present invention
Any simple modification, change and equivalent structure change that technical spirit is made to above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (10)
1. a kind of horizontal impact response spectra measurement apparatus, it is characterised in that：Including support (35), on support (35) and it is in
The shock response platform of horizontal layout and it is arranged on support (35) and provides for the shock response platform power of impulsive force
Drive mechanism, and be arranged on support (35) on and for the shock response platform is resetted resetting-mechanism, to institute
State shock response platform and enter row buffering and the buffer gear for adjusting shock response spectrum waveform and for detecting rushing for shock response spectrum
Hit response spectrum detection device；
The support (35) include for the power-driven mechanism install first base (35-1) and with first base (35-1)
The second base (35-2) being detachably connected, the power-driven mechanism include piston cylinder assembly (38) and for driving the work
Plug cylinder component (38) is moved horizontally to the gas supply assembly (39) of the shock response platform impulsive force, on the gas supply assembly (39)
It is provided with gas circuit control unit (1-6)；
The shock response platform includes the impact platform assembly (36) laid along support (35) horizontal direction and can move left and right
And the response platform component (37) with impact platform assembly (36) mutually collision, the resetting-mechanism includes flat for driving impact
The first resetting-mechanism and the second resetting-mechanism for driving response platform component (37) to reset that platform component (36) resets, it is described
Buffer gear includes the first bolster (50) on response platform component (37), above second base (35-2)
The second bolster (42) and be arranged on and second base (35-2) upper side and spacing fixation carried out to the second bolster (42)
Seat (47), is provided with spacing block (48) between second bolster (42) and fixed seat (47)；
Be provided with the second base (35-2) for impact platform assembly (36) horizontally slip first before and after slipping mechanism and
For response platform component (37) horizontally slip second before and after slipping mechanism；
The shock response spectrum detection device includes main controller (1-1), the shock response spectrum inspection being arranged in impact platform assembly (36)
Survey module (1-2), the response spectra detection module (1-3) that is arranged on response platform component (37) and and with main controller (1-1)
The parameter set unit (1-4) and display unit (1-5) of connection, the shock response spectrum detection module (1-2) and response spectra inspection
Survey module (1-3) to be connected with main controller (11)；The gas circuit control unit (1-6) is controlled and which by main controller (1-1)
It is connected with main controller (1-1).
2. according to a kind of horizontal impact response spectra measurement apparatus described in claim 1, it is characterised in that：The piston cylinder assembly
(38) including cylinder barrel (13), installed in cylinder barrel (13) one end and make back cover part that cylinder barrel (13) seals, installed in cylinder barrel (13)
Interior piston (11) and one end and the piston rod (12) that piston (11) is connected and the other end is stretched out from cylinder barrel (13), the bonnet
Part is set on piston rod (12), and the other end of the cylinder barrel (13) is provided with cylinder barrel air inlet, and the piston (11) is by cylinder
Cylinder (13) is divided into the first cavity volume (29) and the second cavity volume (30)；
The gas supply assembly (39) is connected including air accumulator (19) and with the air accumulator (19) and enters for controlling the cylinder barrel
QI KOU is opened and the control valve closed.
3. according to a kind of horizontal impact response spectra measurement apparatus described in claim 2, it is characterised in that：The control valve includes
Installed in cylinder barrel (13) other end and it is provided with the valve casing (4) of valve air gate, the valve body (3) being fixedly connected with valve casing (4), and valve
Valve gap (7) and the seal member for opening and closing the valve air gate that body (3) is fixedly connected, the seal member bag
Include horizontally movable valve rod (20), and valve rod (20) one end connection quick release valve piston (6) and with valve rod (20) other end connect
The valve plug (8) for connecing；
The 3rd cavity volume (27) is formed between the valve body (3) and quick release valve piston (6), between the quick release valve piston (6) and valve casing (4)
Form the 4th cavity volume (28).
4. according to a kind of horizontal impact response spectra measurement apparatus described in claim 3, it is characterised in that：The valve casing (4)
Bottom is provided with valve air inlet, and the air accumulator (19) is connected with the valve air inlet, and the gas circuit control unit (1-6) is arranged
On the gas supply line of the air accumulator (19) and the valve body (3)；
Be set with spring (21) on the valve rod (20), the spring (21) be laid in valve gap (7) and quick release valve piston (6) it
Between, the valve plug (8) is provided with sealing gasket (9) away from the side of valve rod (20), and the quick release valve piston (6) is away from valve rod (20)
Side be provided with cushion pad (5)；
It is between the valve casing (4) and valve body (3) and valve body (3) and valve gap (7) and is detachably connected.
5. according to a kind of horizontal impact response spectra measurement apparatus described in claim 2, it is characterised in that：The back cover part bag
Include be set on piston rod (12) and make cylinder barrel (13) and seal bonnet (14), be arranged between piston rod (12) and bonnet (14)
Copper sheathing (15) and the gland (16) for being arranged on the outside of bonnet (14) and being set on piston rod (12)；
The other end of the piston rod (12) is provided with piston rod end seat (17) and the rubber being arranged in piston rod end seat (17)
Pad (18).
6. according to a kind of horizontal impact response spectra measurement apparatus described in claim 1 or 2, it is characterised in that：The impact is flat
Platform component (36) is including slipping mechanism can horizontally slipping and for installing the impact platform of object to be tested before and after described first
(25), installed in impact platform (25) is near the drift (22) of response platform component (37) side and is arranged on impact platform (25)
Bottom resetting block (26)；
The response platform component (37) is included with impact platform (25) mutually collision and for installing the response of object to be tested
Platform (32), installed in response platform (32) near impact platform (25) side first impact backing plate (31) and be arranged on response
Second impact backing plate (33) of platform (32) opposite side, the response platform (32) can be along slipping mechanism before and after described second or so
Slide, first impact backing plate (31) is provided with for installing first bolster away from the side of response platform (32)
(50) the first mounting groove.
7. according to a kind of horizontal impact response spectra measurement apparatus described in claim 6, it is characterised in that：It is sliding before and after described first
Telephone-moving structure is arranged on second base (35-2) upper side and is installed on the both sides in front and back of impact platform (25), sliding before and after described first
Telephone-moving structure is the first guide rail (23) horizontally slipped for impact platform (25)；
Before and after slipping mechanism is arranged on second base (35-2) upper side and is installed on response platform (32) before and after described second
Both sides, before and after described second, slipping mechanism is the second guide rail (34) horizontally slipped for the response platform (32)；
Concavo-convex company is and between the second guide rail (34) and response platform (32) between impact platform (25) and the first guide rail (23)
Connect.
8. according to a kind of horizontal impact response spectra measurement apparatus described in claim 1 or 2, it is characterised in that：Described second is multiple
The quantity of position mechanism is two, the structure all same of two second resetting-mechanisms and the two is installed in second base (35-
2), above, two second resetting-mechanisms are in parallel laying and the two is laid along the length direction of second base (35-2),
Two second resetting-mechanisms are laid in same level the two front side respectively above second base (35-2)
Front side resetting-mechanism and be arranged on second base (35-2) above rear side rear side resetting-mechanism.
9. according to a kind of horizontal impact response spectra measurement apparatus described in claim 1 or 2, it is characterised in that：Described first is multiple
Position mechanism is the first reset cylinder, and, along the laying of second base (35-2) length direction, described first is multiple for first reset cylinder
Position cylinder is arranged in second base (35-2)；
Second resetting-mechanism includes the second reset cylinder (46) in fixed seat (47), to be arranged on described second multiple
Cylinder axis adapter (44), the ears seat (41) in response platform (32) on position cylinder (46) and it is connected to cylinder axis
Bearing pin (43) between adapter (44) and ears seat (41).
10. according to a kind of horizontal impact response spectra measurement apparatus described in claim 6, it is characterised in that：The second base
(35-2) it is step base, the step base is included for sliding before and after installing impact platform assembly (36) and described first
The first step portion of telephone-moving structure, for install response platform component (37) and described second before and after slipping mechanism second step portion
With for installing the 3rd stage portion of the buffer gear and spacing block (48)；First base (35-1) upper side is provided with
The second internal mounting groove of first base (35-1) is extended to, first step portion upper side is provided with and extends to described first
The 3rd mounting groove inside stage portion；
Slipping mechanism and the second step before and after slipping mechanism and the first step portion and described second before and after described first
Portion junction is provided with the first steel plate, and the fixed seat (47) is provided with the second steel plate with the junction of the 3rd stage portion；
The cylinder barrel (13) is fixedly mounted in first base (35-1) by upper snap ring (1) and lower snap ring (2) respectively, the storage
Gas tank (19) is arranged in second mounting groove by bolt；First resetting-mechanism is arranged on the 3rd mounting groove
It is interior.
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| CN201611065071.5A CN106525373B (en) | 2016-11-28 | 2016-11-28 | A kind of horizontal impact response spectra measuring device |
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| CN201611065071.5A CN106525373B (en) | 2016-11-28 | 2016-11-28 | A kind of horizontal impact response spectra measuring device |
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| CN106990001A (en) * | 2017-04-13 | 2017-07-28 | 华中科技大学 | A kind of impact energy control and detection means |
| CN107300453A (en) * | 2017-06-30 | 2017-10-27 | 中国科学院长春光学精密机械与物理研究所 | A kind of satellite platform horizontal direction Dynamic Simulation device |
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| CN110375943A (en) * | 2019-06-24 | 2019-10-25 | 航天科工防御技术研究试验中心 | A kind of horizontal impact response spectra table top and its design method based on emulation |
| CN111579192A (en) * | 2020-05-25 | 2020-08-25 | 北京卫星环境工程研究所 | Fixing device of pneumatic type horizontal resonance board |
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| CN110375943A (en) * | 2019-06-24 | 2019-10-25 | 航天科工防御技术研究试验中心 | A kind of horizontal impact response spectra table top and its design method based on emulation |
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|---|---|
| CN106525373B (en) | 2018-10-16 |
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