CN106525373B - A kind of horizontal impact response spectra measuring device - Google Patents
A kind of horizontal impact response spectra measuring device Download PDFInfo
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- CN106525373B CN106525373B CN201611065071.5A CN201611065071A CN106525373B CN 106525373 B CN106525373 B CN 106525373B CN 201611065071 A CN201611065071 A CN 201611065071A CN 106525373 B CN106525373 B CN 106525373B
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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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Abstract
The invention discloses a kind of horizontal impact response spectra measuring devices, including engine base, shock response platform and power-driven mechanism, and resetting-mechanism, buffer gear and shock response spectrum detection device, the power-driven mechanism includes piston cylinder assembly and gas supply assembly, gas circuit control unit is provided between the gas supply assembly and the piston cylinder assembly, the shock response platform includes impact platform assembly and response platform component, the resetting-mechanism includes the first resetting-mechanism and the second resetting-mechanism, the buffer gear includes the first bolster, second bolster and fixed seat, the shock response spectrum detection device includes main controller, shock response spectrum detection module, response spectra detection module, parameter set unit and display unit.Reasonable design of the present invention, easy to operate and install convenient, facilitate the installation of tested device, safe, can detect shock response spectrum and response spectra simultaneously, and reach and need shock environment to be simulated.
Description
Technical field
The invention belongs to mechanical environments to test field of measuring technique, more particularly, to a kind of horizontal impact response spectrometry dress
It sets.
Background technology
Since ballistic motion can come certain damage and destruction to equipment belt, people need rushing residing for research equipment successively
The property and rigor condition of environment are hit, and checks equipment impact resistance ability to improve equipment anti-shock by environmental simulation experiment
Ability.Shock response spectrum usually it be a widely applied key concept in engineering.International Electrotechnical Commission (IEC), the world
The national standard of technical committee and China belonging to standardization body (ISO), all impacts using shock response spectrum as regulation
One of method of environment.Therefore, shock response spectrum is to implement the analysis foundation of shock resistance design to equipment, and control product impact ring
The basic parameter of border simulated experiment.Shock response spectrum reflection is environmental characteristics, can be equipment according to analysis shock response spectrum
Impact resistance provide foundation.
Mainly there are pendulum impact test device and free-electron model for the device of device measuring its shock response spectrum at present
Formula impact test apparatus etc., wherein free-electron model formula impact test apparatus are that tested device is placed on testing stand, then will try
It tests platform and tested device is promoted to free-electron model formula impact after predetermined altitude, it is this freely to fall to detect shock response spectrum
Fall formula impact test apparatus detection device volume have limitation, device be not allow arbitrarily to change placement location, adaptation model
Enclose it is small, in addition, because of the presence of uncertain factor in testing stand and tested device falling process, can and shock response spectrum detection dress
It sets not in contact with to can not achieve the detection of shock response spectrum；Although pendulum impact test device can preferably simulate impact
Environment makes impact meet the transient process of unstable state, but this pendulum impact test apparatus structure is more complex, of high cost,
Occupied space is big, and excited by impact is not easily controlled；In addition pendulum impact test device and free-electron model formula impact test
Device is accomplished that inclined impact and vertical impact, can not achieve horizontal impact experiment；Furthermore current pendulum impact test
Device and free-electron model formula impact test apparatus are only capable of realizing the detection of response spectra, can not achieve the detection of shock response spectrum.Therefore, existing
Nowadays lack a kind of simple structure and reasonable design and horizontal impact response spectra measuring device easy to use, facilitate to be measured
The installation of device is tried, it is safe, shock response spectrum and response spectra can be detected simultaneously, and reach need shock environment to be simulated,
It is highly practical,
Invention content
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of horizontal impact
Response spectra measuring device, simple structure and reasonable design and easy to use, at 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 need shock environment to be simulated, it is practical
Property is strong, and using effect is good, convenient for promoting the use of.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of horizontal impact response spectra measuring device,
It is characterized in that：Including engine base, on engine base and in the shock response platform of horizontal layout and on engine base and it is
The shock response platform provides the power-driven mechanism of impact force, and on engine base and for the shock response
Resetting-mechanism that platform is resetted to the shock response platform into row buffering and adjusts the buffer of shock response spectrum waveform
Structure and shock response spectrum detection device for detecting shock response spectrum；
The engine base includes the first base for power-driven mechanism installation 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 impact force is provided with gas circuit control unit on the gas supply assembly；
The shock response platform include laid along engine base horizontal direction and the impact platform assembly that can move left and right and with
The response platform component that impact platform assembly mutually collides, the resetting-mechanism include for driving impact platform assembly to reset
First resetting-mechanism and for drive response platform component reset the second resetting-mechanism, the buffer gear include be mounted on ring
It answers the first bolster on platform assembly, the second bolster above second base and is mounted on second base upper side
And to the fixed seat that the second bolster is limited, spacing block is provided between second bolster and fixed seat；
Be provided in 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 that the shock response spectrum detection device includes main controller, is arranged on impact platform assembly detects mould
Block, the response spectra detection module being arranged on response platform component and and the parameter set unit being connect with main controller and display
Unit, the shock response spectrum detection module and the response spectra detection module are connect with main controller；The gas circuit control unit by
Main controller carries out control and it connect with main controller.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The piston cylinder assembly includes cylinder barrel, peace
Mounted in cylinder barrel one end and make the back cover part that cylinder barrel seals, the piston in cylinder barrel and one end is connect with piston and the other end
The piston rod stretched out from cylinder barrel, the back cover part are arranged on the piston rod, the other end of the cylinder barrel be provided with cylinder barrel into
Cylinder barrel is divided into the first vessel and the second vessel by gas port, the piston；
The gas supply assembly includes air accumulator and is connect with the air accumulator and be used to control the cylinder barrel air inlet open
With the control valve of closing.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The control valve includes being mounted on cylinder barrel
The other end and it is provided with the valve casing of valve air gate, the valve body that is fixedly connected with valve casing, the valve deck 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 valve plug held the quick release valve piston of connection and connect with the valve rod other end；
The valve body forms third vessel with quick release valve piston space, forms the 4th between the quick release valve piston and valve casing and holds
Chamber.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The bottom of the valve casing be provided with valve into
Gas port, the air accumulator are connected to the valve air inlet, and the gas circuit control unit is arranged in the air accumulator and the valve body
Gas supply line on；
Spring is set on the valve rod, for the springs layout between valve deck and quick release valve piston, the valve plug is separate
The side of valve rod is provided with gasket, and the side of the quick release valve piston far from valve rod is provided with cushion pad；
The valve casing is to be detachably connected with valve cover chamber with valve body and valve body.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The back cover part includes being set in work
On stopper rod and makes the cylinder barrel rear cover sealed, the copper sheathing that is arranged between piston rod and rear cover and on the outside of rear cover 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 pad in piston rod end seat.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The impact platform assembly includes can edge
Slipping mechanism horizontally slips before and after described first and the impact platform of object to be tested, mounted on impacting, platform is close for installing
The punch of response platform component side and mounted on impact platform bottom resetting block；
The response platform component include with impact platform mutually collide and be used for install object to be tested response platform,
Mounted on first impact backing plate of the response platform close to impact platform side and the second impact mounted on the response platform other side
Backing plate, the response platform slipping mechanism can horizontally slip before and after described second, and the first impact backing plate is flat far from response
The side of platform is provided with the first mounting groove for installing first bolster.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：Slipping mechanism is installed before and after described first
In second base upper side and the front and rear sides of impact platform are installed on, slipping mechanism is flat for the impact before and after described first
The first guide rail that platform slides left and right；
Slipping mechanism is mounted on second base upper side and is installed on the front and rear sides of response platform, institute before and after described second
It is the second guide rail slid left and right for the response platform to state slipping mechanism before and after second；
Between the second guide rail and response platform it is concave-convex connection between the impact platform and the first guide rail.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The quantity of second resetting-mechanism is
Two, the structure all same and the two of two second resetting-mechanisms are installed in above second base, two described second
Resetting-mechanism is laid along the length direction of second base in parallel laying and the two, and two second resetting-mechanisms are laid in
It is respectively to be mounted on the front side resetting-mechanism of second base top front side and in second base both in same level
The rear side resetting-mechanism of side's rear side.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：First resetting-mechanism is first multiple
Position cylinder, first reset cylinder are laid along second base length direction, and first reset cylinder is mounted on second base
It is interior；
Second resetting-mechanism includes the second reset cylinder being mounted in fixed seat, setting in 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
Axis.
A kind of above-mentioned horizontal impact response spectra measuring device, it is characterised in that：The second base is step pedestal,
The step pedestal include for install impact platform assembly and described first before and after slipping mechanism first step portion, be used for
Installation response platform component and described second before and after slipping mechanism second step portion and for install the buffer gear and every
Third stage portion from 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 third mounting groove extended to inside the first step portion；
Slipping mechanism and slipping mechanism and described second before and after the first step portion and described second before and after described first
Stage portion junction is both provided with the first steel plate, and the junction of the fixed seat and third stage portion is provided with the second steel plate；
The cylinder barrel is fixedly mounted on by upper snap ring and lower snap ring in first base respectively, and the air accumulator passes through bolt
In second mounting groove；First resetting-mechanism is mounted in the third mounting groove.
Compared with the prior art, the present invention has the following advantages：
1, used shock response platform structure is simple, reasonable design and input cost are relatively low, processing and fabricating and installation
It is convenient to lay.
2, used shock response platform includes impact platform assembly and response platform component, and impact platform assembly and
Tested device can be installed on response platform component, realize the detection of the shock response spectrum and response spectra of tested device, and
Not by environmental restrictions, can reach needs shock environment to be simulated for the detection of shock response spectrum and response spectra, thus, structure is very simple,
Equipment price is relatively low.
3, shock response platform need not be arranged pendulum and swing up and down to impact force during impact test, it is only necessary to
Power-driven mechanism gives impact platform assembly impact force, and height is low, easy for installation.
4, used shock response spectrum detection device includes for detecting the shock response spectrum detection module of shock response spectrum, for examining
Survey response spectra detection module, parameter set unit and the display unit of response spectra, during actual use, pass through parameter setting list
Member 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 detected is sent to main controller processing, 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 realizes conveniently.
5, 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 progress of multiple shock test, and avoid manually being resetted, operating difficulties.
6, the buffer gear that horizontal impact response platform uses, including the first bolster, the second bolster and fixed seat, Gu
Reservation is fixedly connected with engine base, in the collision process of impact platform assembly and response platform component, for response platform group
Part limits the shift position of impact platform assembly and response platform component into row buffering, according to actual collision demand, leads to simultaneously
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 during collision needs shock environment to be simulated.
7, horizontal impact response platform gives impact platform assembly impact using gas circuit control unit control power-driven mechanism
Power, need not be manually close to experimental field, it is only necessary to it is configured by parameter set unit, it is safe.
8, engine base of the present invention includes first base and second base, both facilitates processing and installation, and transport
It is detachable in the process, it is readily transported.
9, used horizontal impact response platform is easy to use, facilitates tested device installation and using effect
Good, detection process is simple, can be advantageously used in detecting the shock response spectrum and response spectra of tested device, highly practical, uses effect
Fruit is good, convenient for promoting the use of.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of power-driven mechanism in the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the structural schematic diagram of present invention impact platform assembly.
Fig. 5 is the left view of Fig. 4.
Fig. 6 is the structural schematic diagram of response platform of the present invention.
Fig. 7 is the left view of Fig. 6.
Fig. 8 is the structural schematic diagram of the second resetting-mechanism and buffer gear of the invention.
Fig. 9 is the left view of Fig. 8.
Figure 10 is the schematic block circuit diagram of shock response spectrum detection device of the present invention.
Reference sign:
1-upper snap ring；1-1-main controller；1-2-shock response spectrum detection module；
1-3-response spectra detection module；1-4-parameter set unit；1-5-display unit；
1-6-gas circuit control unit；1-7-data storage；1-8-Computer interface circuit；
2-lower snap rings；3-valve bodies；4-valve casings；
5-cushion pads；6-quick release valve pistons；7-valve decks；
8-valve plugs；9-gaskets；10-locking nuts；
11-pistons；12-piston rods；13-cylinder barrels；
14-rear covers；15-copper sheathings；16-glands；
17-piston rod end seats；18-rubber pads；19-air accumulators；
20-valve rods；21-springs；22-punches；
23-the first guide rail；24-copper billets；25-impact platforms；
26-resetting blocks；27-third vessels；28-the four vessel；
29-the first vessel；30-the second vessel；31-the first impact backing plate；
32-response platforms；33-the second impact backing plate；34-the second guide rail；
35-engine bases；35-1-first base；35-2-second base；
36-impact platform assemblies；37-response platform components；38-piston cylinder assemblies；
39-gas supply assemblies；41-ears seats；42-the second bolster；
43-axis pins；44-cylinder axis adapters；45-cylinder mounting plates；
46-the second reset cylinder；47-fixed seats.48-spacing blocks；
49-hanging rings；50-the first bolster.
Specific implementation mode
As shown in Fig. 1 and Figure 10, a kind of horizontal impact response spectra measuring device include engine base 35, be mounted on engine base 35 and
The power of impact force is provided in the shock response platform of horizontal layout and on engine base 35 and for the shock response platform
Driving mechanism, and resetting-mechanism on engine base 35 and for being resetted to the shock response platform, to described
Shock response platform is into row buffering and the buffer gear for adjusting shock response spectrum waveform and impact for detecting shock response spectrum
Respond spectrum detection device；
The engine base 35 includes the first base 35-1 for power-driven mechanism installation and can with first base 35-1
The second base 35-2 of dismantling 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 impact force, and gas circuit control is provided on the gas supply assembly 39
Unit 1-6 processed；
In the present embodiment, first base 35-1 and second base 35-2 are all made of welded-steel plate construction, first base 35-1
It is connected by screw bolts between second base 35-2, engine base 35 is divided for first base 35-1 and second base 35-2, was both facilitated
Processing and installation, and it is detachable in transportational process, it is readily transported,
In actual use, it is both provided with mounting hole on first base 35-1 and second base 35-2, both facilitated
One pedestal 35-1 and second base 35-2 is mounted on ground, while being easily installed the shock response platform, power drive
Motivation structure, the resetting-mechanism and the buffer gear,
In actual use, it is respectively arranged with through-hole on first base 35-1 and second base 35-2, machine can be reduced
The weight of seat 35, it is easy to remove, and can weld and install by the through-hole convenient for staff.
In the present embodiment, the power-driven mechanism is controlled to the impact platform assembly using gas circuit control unit 1-6
Impact force, need not be manually close to experimental field, it is only necessary to it is configured by parameter set unit 1-4, it is safe.
The shock response platform includes the impact platform assembly 36 laid and can moved left and right along 35 horizontal direction of engine base
With the response platform component 37 mutually collided with impact platform assembly 36, the resetting-mechanism includes for driving impact platform group
The first resetting-mechanism that part 36 resets and the second resetting-mechanism for driving response platform component 37 to reset, the buffer gear
Include the first bolster 50 on response platform component 37, the second bolster 42 above second base 35-2
With mounted on second base 35-2 upper sides and to the fixed seat 47 that the second bolster 42 is limited, second bolster 42
Spacing block 48 is provided 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 operated convenient for repeat impact.
In the present embodiment, the setting of first bolster 50 is in order in 12 collision impact platform assembly 36 of piston rod
During, it can be worked as a buffer during 12 impact platform assembly 36 of piston rod and by changing first
The thickness and material of bolster 50, so as to adjust surge waveform；The setting of second bolster 42 is in order in impact platform assembly
During 36 impact platform assemblies 36, impact platform assembly 36 is worked as a buffer, and can be by changing the second buffering
The thickness and material of part 42 need shock environment to be simulated so as to adjust response wave shape to reach.
In the present embodiment, 47 top of the fixed seat is provided with hanging ring 49, for moving for fixed seat 47.
Be provided on 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 inspection that the shock response spectrum detection device includes main controller 1-1, is arranged on impact platform assembly 36
Survey module 1-2, the response spectra detection module 1-3 being arranged on response platform component 37 and and the ginseng that is connect 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 1-1 connections；The gas circuit control unit 1-6 carries out control by main controller 1-1 and it connect with main controller 1-1.
In the present embodiment, by the way that shock response spectrum detection module 1-2 is arranged to the test device to be measured on impact platform assembly 36
Shock response spectrum be detected, responses of the setting response spectra detection module 1-3 to the test device to be measured on response platform component 37
Spectrum is detected the detection, it can be achieved that shock response spectrum and response spectra, and is set manually by arrange parameter setting unit 1-4
It sets, when needing to detect shock response spectrum, the detection of shock response spectrum is realized in manual operation shock response spectrum detection；When needing to detect response spectra,
Response spectra detection is manually operated, 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, mounted on 13 one end of cylinder barrel and is made
Back cover part, the piston 11 in cylinder barrel 13 and one end that cylinder barrel 13 seals are connect with piston 11 and the other end is from cylinder barrel 13
The piston rod 12 of middle stretching, the back cover part are set on piston rod 12, the other end of the cylinder barrel 13 be provided with cylinder barrel into
Cylinder barrel 13 is divided into the first vessel 29 and the second vessel 30 by gas port, the piston 11；
The gas supply assembly 39 includes air accumulator 19 and is connect with the air accumulator 19 and be used to control the cylinder barrel air inlet
Mouth opens the control valve with closing.
In the present embodiment, one end of the piston rod 12 is arranged with locking nut 10, for the suit of piston 11 to be fixed on
On piston rod 12.
As shown in Fig. 2, in the present embodiment, the control valve includes mounted on 13 other end of cylinder barrel and being provided with valve air gate
Valve casing 4, the valve body 3 being fixedly connected with valve casing 4, the valve deck 7 that is fixedly connected with valve body 3 and be used to open and close the valve
The seal member of gas outlet, the seal member includes horizontally movable valve rod 20, the quick release valve that is connect with 20 one end of valve rod
Piston 6 and the valve plug 8 being connect with 20 other end of valve rod；
Third vessel 27 is formed between the valve body 3 and quick release valve piston 6, and the is formed between the quick release valve piston 6 and valve casing 4
Four vessels 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 to, 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；
Spring 21 is set on the valve rod 20, the spring 21 is laid between valve deck 7 and quick release valve piston 6, described
Side of the valve plug 8 far from valve rod 20 is provided with gasket 9, and the side of the quick release valve piston 6 far from valve rod 20 is provided with buffering
Pad 5；
It is to be detachably connected between the valve casing 4 and valve body 3 and valve body 3 and valve deck 7.
In the present embodiment, the back cover part includes the rear cover 14 for being set on piston rod 12 and making cylinder barrel 13 to seal, sets
Set the copper sheathing 15 between piston rod 12 and rear cover 14 and mounted on the gland 16 rear cover 14 outside and be set on piston rod 12；
In the present embodiment, the setting of rear cover 14, copper sheathing 15 and gland 16 is in order to seal cylinder barrel 13, and for work
Stopper rod 12 is oriented to.
In the present embodiment, when actual installation, the valve air gate is connected to the cylinder barrel air inlet, convenient for being the first vessel
29 gas supply.
The other end of the piston rod 12 is provided with piston rod end seat 17 and the rubber pad in piston rod end seat 17
18。
In the present embodiment, the setting of piston rod end seat 17 and rubber pad 18 is to work as a buffer, keep away to piston rod 12
Exempt from 12 impact platform 25 of piston rod to damage.
As shown in Figure 4 and Figure 6, in the present embodiment, the impact platform assembly 36 includes can be along the described first front and back sliding
Mechanism horizontally slips and for installing the impact platform 25 of object to be tested, being mounted on impact platform 25 close to response platform component
The punch 22 of 37 sides and mounted on impact platform 25 bottom resetting block 26；
The response platform component 37 includes the response for mutually colliding with impact platform 25 and be used to install object to be tested
Platform 32 close to the first impact backing plate 31 of 25 side of impact platform and is mounted on response platform 32 separately mounted on response platform 32
Second impact backing plate 33 of side, the response platform 32 slipping mechanism can horizontally slip before and after described second, and described first
Side of the impact backing plate 31 far from response platform 32 is provided with the first mounting groove for installing first bolster 50.
In the present embodiment, the setting of platform 25 is impacted, in order to be acted on piston rod 12, and the active force of piston rod 12 is led to
Overbump platform 25 passes to punch 22, and is easily installed tested device, realizes the detection of tested device shock response spectrum；Punching
First 22 setting is for the shock to response platform 32；The setting of resetting block 26 is for the impact platform after impacting
25 are resetted, convenient for next impact experiment.
By the way that response platform 32 is arranged, and touched with punch 22 to install tested device in the present embodiment
It hits, gives 32 impact force of response platform, 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 be arranged first mounting groove, and described in capable of supplying
First bolster 50 is installed.
In the present embodiment, the setting of the second impact backing plate 33, be in order to 42 mating reaction of the second bolster, and can keep away
Exempt from directly the second bolster 42 of shock of response platform 32 to damage.
As shown in figure 5 and figure 7, in the present embodiment, slipping mechanism is mounted on the upside of second base 35-2 before and after described first
Face and the front and rear sides for being installed on impact platform 25, slipping mechanism is to be controlled for the impact platform 25 before and after described first
First guide rail 23 of sliding；
Slipping mechanism is mounted on second base 35-2 upper sides and is installed on the front and back of response platform 32 before and after described second
Both sides, slipping mechanism is the second guide rail 34 slid left and right for the response platform 32 before and after described second；
Between the second guide rail 34 and response platform 32 it is concave-convex connection between the impact platform 25 and the first guide rail 23.
In the present embodiment, the first protrusion, the front and rear sides point of the impact platform 25 are provided on first guide rail 23
It is not provided with the first groove installed with first male cooperation, first groove and the junction of first protrusion are set
It is equipped with copper billet 24, and the copper billet 24 and the first guide rail 23 are in five degree of inclined-plane cooperation installations.
In the present embodiment, the setting of copper billet 24 is in order to reduce the abrasion of copper billet 24 and the first guide rail 23, and convenient for punching
Platform 25 is hit to horizontally slip on the first guide rail 23.
In the present embodiment, the copper billet 24 and the first guide rail 23 are on the one hand to be convenient for impact in five degree of inclined-plane cooperation installations
Platform 25 is mounted on impact platform 25, on the other hand, is convenient for adjusting impact platform 25 in the installation process of impact platform 25
To level.
In the present embodiment, the second groove, the front and rear sides point of the response platform 32 are provided on second guide rail 34
It is not provided with the second protrusion with second groove cooperation installation.
As shown in figure 9, in the present embodiment, the quantity of second resetting-mechanism is two, and two described second reset machine
The structure all same and the two of structure are 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 the two in same level
Respectively it is mounted on the front side resetting-mechanism of front side and the rear side above second base 35-2 above second base 35-2
Rear side resetting-mechanism.
As shown in figure 8, in the present embodiment, first resetting-mechanism is the first reset cylinder, first reset cylinder
It is laid along second base 35-2 length directions, first reset cylinder is mounted in second base 35-2；
Second resetting-mechanism includes the second reset cylinder 46 being mounted in fixed seat 47, is arranged and is answered described second
Cylinder axis adapter 44 on the cylinder 46 of position and is connected to cylinder axis adapter 44 at the ears seat 41 in response platform 32
Axis pin 43 between ears seat 41.
In the present embodiment, the setting of the first reset cylinder is to act on the first piston axis of the first reset cylinder
On resetting block 26, and the elongation of the first piston axis pushes the movement of resetting block 26 to drive impact platform 25 to reset.
In actual use, second piston axis, the cylinder axis adapter are provided on second reset cylinder 46
44 are set in the second piston axis close to 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 axis of the second reset cylinder 46 with
Ears seat 41 connects, and the ears seat 41 that extends through of the second piston axis drives response platform 32 to reset.
In the present embodiment, the setting of cylinder axis adapter 44 is both convenient for connecting with the second piston axis of the second reset cylinder 46
It connects, and convenient for being connect with ears seat 41.
In the present embodiment, it is provided with cylinder mounting plate 45 between second reset cylinder 46 and fixed seat 47, for by the
Two reset cylinders 46 are fixedly connected with fixed seat 47, and response platform 32 cannot be carried out by avoiding the second reset cylinder 46 from shifting
It resets.
In the present embodiment, the second base 35-2 is step pedestal, and the step pedestal includes for installing 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 second step portion of slipping mechanism and the third stage portion for installing the buffer gear and spacing block 48 before and after two；Described
One pedestal 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 the third mounting groove extended to inside the first step portion；
In the present embodiment, the setting of second mounting groove is easily installed gas supply assembly 39, and part 39 is made to be laid in first
Inside pedestal 35-1, the mounting height of the piston cylinder assembly 38 is reduced, is easily installed and transports；The third mounting groove is set
It sets, is easily installed the first reset cylinder, and the first reset cylinder is made to be laid in inside the first step portion, it is flat to reduce impact
The mounting height of platform 25 is easily installed and transports.
In the present embodiment, second base 35-2 is step pedestal, both can effectively reduce the height of second base 35-2,
Again convenient for slipping mechanism and the buffer before and after slipping mechanism, described second before and after the shock response platform, described first
The installation of structure reduces integral installation height.
Slipping mechanism and slipping mechanism and described second before and after the first step portion and described second before and after described first
Stage portion junction is both provided with the first steel plate, and the fixed seat 47 and the junction of third stage portion are 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 installation described first
Slipping mechanism before and after stating second, meanwhile, machined surface is reduced, and before and after guarantee described first before and after slipping mechanism and described second
Slipping mechanism can steadily be connect with the first step portion and the second step portion, reduce manufacturing cost.
The setting of second steel plate and is installed for the ease of the installation of fixed seat 47 and the third stage portion
When the top boss being higher by of fixed seat 47 be screwed fixed seat 47, both ensured second base 35-2 and fixed seat 47 in this way
It absorbs impact together and fixed seat 47 is facilitated to install.
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 pedestal 35-1, the air accumulator 19 is mounted on by bolt in second mounting groove；First resetting-mechanism is mounted on
In the third 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 further includes the data storage 1-7 being connect with main controller 1-1
With Computer interface circuit 1-8.
The present invention when it is implemented, staff according to experiment needs, when need detect tested device shock response spectrum when,
Tested device is mounted on impact platform 25 by staff, and when needing to detect the response spectra of tested device, work people
Tested device is mounted in response platform 32 by member；When detecting the shock response spectrum of tested device, staff passes through parameter
Setting unit 1-4 operation gas circuit control units open button and shock response spectrum detects button, and controller 1-1 controls gas circuit control unit
1-6 works, and starts to supply for air accumulator 19 and valve body 3, and the pressure of the 4th vessel 28 is less than the pressure of third vessel 27, when
When the pressure of third vessel 27 and the 4th vessel 28 reaches specified value, controller 1-1 controls third by gas circuit control unit 1-6
27 Rapid degassing of vessel, makes the pressure of the 4th vessel 28 be more than the pressure of third vessel 27, and quick release valve piston 6 passes through 20 band of valve rod
Dynamic valve plug 8 and gasket 9 are moved to the left, and are opened the valve air gate, so that the 4th vessel 28 is connected to the first vessel 29, then gas storage
Tank 19 starts to supply for the first vessel 29, and the pressure of the first vessel 29 is more than the pressure of the second vessel 30, then pushes 11 band of piston
Piston bar 12 moves right, and makes 12 impact platform 25 of piston rod, and the shock response spectrum being arranged on impact platform 25 detects mould
Block 1-2 detects the impact spectrum signal of examined object in real time, and collected impact spectrum signal is sent at main controller 1-1
Reason, is shown finally by display unit 1-5；When detecting the response spectra of tested device, staff is set by parameter
It sets unit 1-4 operation gas circuit control units and opens button and response detection button, controller 1-1 control gas circuit control units 1-6
Work starts to supply for air accumulator 19 and valve body 3, and the pressure of the 4th vessel 28 is less than the pressure of third vessel 27, third
When the pressure of vessel 27 and the 4th vessel 28 reaches specified value, controller 1-1 controls third vessel by gas circuit control unit 1-6
27 Rapid degassings, make the pressure of the 4th vessel 28 be more than the pressure of third vessel 27, and quick release valve piston 6 drives valve by valve rod 20
Plug 8 and gasket 9 are moved to the left, and are opened the valve air gate, so that the 4th vessel 28 is connected to the first vessel 29, then air accumulator 19
Start to supply for the first vessel 29, the pressure of the first vessel 29 is more than the pressure of the second vessel 30, then pushes piston 11 to drive and live
Stopper rod 12 moves right, and makes 12 impact platform 25 of piston rod, and impact platform 25 moves right collision response platform 32, setting
Response spectra detection module 1-3 in response platform 32 detects the response spectrum signal of examined object in real time, and will be collected
Response spectrum signal is sent to main controller 1-1 processing, is shown finally by display unit 1-5；Meanwhile shock response spectrum is detected into mould
Block 1-2 detect response spectra that shock response spectrum and response spectra detection module 1-3 are detected synchronize store into data storage 1-7,
Easy to use, facilitate that tested device is installed and using effect is good convenient for subsequent processing and checking, detection process is simple,
It can be advantageously used in detecting the shock response spectrum and response spectra of tested device, highly practical, using effect is good.
The above is only presently preferred embodiments of the present invention, is not imposed any restrictions to the present invention, every according to the present invention
Technical spirit changes any simple modification, change and equivalent structure made by above example, still falls within skill of the present invention
In the protection domain of art scheme.
Claims (10)
1. a kind of horizontal impact response spectra measuring device, it is characterised in that：Including engine base (35), it is mounted on engine base (35) and is in
The shock response platform of horizontal layout and the power that impact force is provided on engine base (35) and for the shock response platform
Driving mechanism, and resetting-mechanism on the engine base (35) and for being resetted to the shock response platform, to institute
State shock response platform into row buffering and adjust shock response spectrum waveform buffer gear and for detecting rushing for shock response spectrum
Hit response spectrum detection device；
The engine base (35) include for the power-driven mechanism installation 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 impact 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 and can moved left and right along engine base (35) horizontal direction
With the response platform component (37) mutually collided with impact platform assembly (36), the resetting-mechanism includes for driving impact flat
The first resetting-mechanism that platform component (36) resets and the second resetting-mechanism for driving response platform component (37) to reset, it is described
Buffer gear includes the first bolster (50) being mounted on response platform component (37), is mounted on above second base (35-2)
The second bolster (42) and mounted on second base (35-2) upper side and the fixation that is limited to the second bolster (42)
Seat (47), spacing block (48) is provided between second bolster (42) and fixed seat (47)；
Be provided on 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 the shock response spectrum inspection of main controller (1-1), setting on impact platform assembly (36)
Survey module (1-2), response spectra detection module (1-3) on response platform component (37) is set 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
Module (1-3) is surveyed to connect with main controller (1-1)；The gas circuit control unit (1-6) by main controller (1-1) carry out control and its
It is connect with main controller (1-1).
2. a kind of horizontal impact response spectra measuring device described in accordance with the claim 1, it is characterised in that：The piston cylinder assembly
(38) include cylinder barrel (13), be mounted on cylinder barrel (13) one end and make cylinder barrel (13) seal back cover part, be mounted on cylinder barrel (13)
The piston rod (12) that interior piston (11) and one end is connect with piston (11) and the other end is stretched out from cylinder barrel (13), the rear cover
Component 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 vessel (29) and the second vessel (30)；
The gas supply assembly (39) include air accumulator (19) and connect with the air accumulator (19) and for control the cylinder barrel into
Gas port opens the control valve with closing.
3. a kind of horizontal impact response spectra measuring device according to claim 2, it is characterised in that：The control valve includes
Mounted on cylinder barrel (13) other end and the valve body (3) and valve that are provided with the valve casing (4) of valve air gate, are fixedly connected with valve casing (4)
It valve deck (7) that body (3) is fixedly connected and is used to open and the seal member of closing the valve air gate, the seal member packet
It includes horizontally movable valve rod (20), the quick release valve piston (6) being connect with valve rod (20) one end and connects with valve rod (20) other end
The valve plug (8) connect；
Third vessel (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 vessel (28).
4. a kind of horizontal impact response spectra measuring device described in accordance with the 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 to the valve air inlet, gas circuit control unit (1-6) setting
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 deck (7) and quick release valve piston (6) it
Between, side of the valve plug (8) far from valve rod (20) is provided with gasket (9), and the quick release valve piston (6) is far from valve rod (20)
Side be provided with cushion pad (5)；
It is to be detachably connected between the valve casing (4) and valve body (3) and valve body (3) and valve deck (7).
5. a kind of horizontal impact response spectra measuring device according to claim 2, it is characterised in that：The back cover part packet
It includes the rear cover (14) for being set on piston rod (12) and making cylinder barrel (13) to seal, be arranged between piston rod (12) and rear cover (14)
Copper sheathing (15) and the gland (16) for being mounted on rear cover (14) outside 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 in piston rod end seat (17)
It pads (18).
6. a kind of horizontal impact response spectra measuring device according to claim 2, it is characterised in that：The impact platform group
Part (36) include can before and after described first slipping mechanism horizontally slip and for install object to be tested impact platform (25),
Mounted on impact platform (25) close to the punch (22) of response platform component (37) side and mounted on the bottom of impact platform (25)
The resetting block (26) in portion；
The response platform component (37) includes and impact platform (25) mutually collides and the response for installing object to be tested
Platform (32) is mounted on response platform (32) close to the first impact backing plate (31) of impact platform (25) side and mounted on response
Platform (32) other side second impact backing plate (33), the response platform (32) can before and after described second slipping mechanism or so
Sliding, side of the first impact backing plate (31) far from response platform (32) are provided with for installing first bolster
(50) the first mounting groove.
7. a kind of horizontal impact response spectra measuring device according to claim 6, it is characterised in that：It is sliding before and after described first
Telephone-moving structure is mounted on second base (35-2) upper side and is installed on the front and rear sides of impact platform (25), sliding before and after described first
Telephone-moving structure is the first guide rail (23) slid left and right for the impact platform (25)；
Slipping mechanism is mounted on second base (35-2) upper side and is installed on the front and back of response platform (32) before and after described second
Both sides, slipping mechanism is the second guide rail (34) slid left and right for the response platform (32) before and after described second；
Between the second guide rail (34) and response platform (32) be between the impact platform (25) and the first guide rail (23) it is concave-convex even
It connects.
8. according to a kind of horizontal impact response spectra measuring device as claimed in claim 1 or 2, it is characterised in that：Described second is multiple
The quantity of position mechanism is two, and the structure all same and the two of two second resetting-mechanisms are installed in second base (35-
2) top, two second resetting-mechanisms are laid along the length direction of second base (35-2) in parallel laying and the two,
It is respectively to be mounted on front side above second base (35-2) that two second resetting-mechanisms, which are laid in the two in same level,
Front side resetting-mechanism and above the second base (35-2) rear side rear side resetting-mechanism.
9. according to a kind of horizontal impact response spectra measuring device as claimed in claim 1 or 2, it is characterised in that：Described first is multiple
Position mechanism is the first reset cylinder, and first reset cylinder is laid along second base (35-2) length direction, and described first is multiple
Position cylinder is mounted in second base (35-2)；
Second resetting-mechanism includes the second reset cylinder (46) being mounted in fixed seat (47), is arranged and is answered described second
Cylinder axis adapter (44) on position cylinder (46), the ears seat (41) being mounted in response platform (32) and it is connected to cylinder axis
Axis pin (43) between adapter (44) and ears seat (41).
10. a kind of horizontal impact response spectra measuring device according to claim 6, it is characterised in that：The second base
(35-2) is step pedestal, and the step pedestal includes for sliding before and after installation impact platform assembly (36) and described first
The first step portion of telephone-moving structure, the second step portion for installing slipping mechanism before and after response platform component (37) and described second
With the third stage portion for installing 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, which is provided with, extends to described first
Third mounting groove inside stage portion；
Slipping mechanism and slipping mechanism before and after the first step portion and described second and the second step before and after described first
Portion junction is both provided with the first steel plate, and the fixed seat (47) and the junction of third stage portion are provided with the second steel plate；
The cylinder barrel (13) is fixedly mounted on by upper snap ring (1) and lower snap ring (2) in first base (35-1) respectively, the storage
Gas tank (19) is mounted on by bolt in second mounting groove；First resetting-mechanism is mounted on the third 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106990001B (en) * | 2017-04-13 | 2019-05-03 | 华中科技大学 | A kind of control of impact energy and detection device |
| CN107300453B (en) * | 2017-06-30 | 2019-07-19 | 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 |
| CN108534976B (en) * | 2018-03-16 | 2019-09-24 | 西北工业大学 | A kind of shock response spectrum generator applied on vertical impact testing machine |
| 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 |
| CN111896209B (en) * | 2020-09-09 | 2024-09-20 | 西安百纳电子科技有限公司 | High energy level impact test stand |
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