CN104455191A - Shock isolation system for horizontal impact test device - Google Patents
Shock isolation system for horizontal impact test device Download PDFInfo
- Publication number
- CN104455191A CN104455191A CN201310419880.1A CN201310419880A CN104455191A CN 104455191 A CN104455191 A CN 104455191A CN 201310419880 A CN201310419880 A CN 201310419880A CN 104455191 A CN104455191 A CN 104455191A
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- CN
- China
- Prior art keywords
- horizontal impact
- impact testing
- testing installation
- isolation system
- shock isolation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a shock isolation system for a horizontal impact test device. The shock isolation system comprises two bottom plates which are arranged in the sagittal symmetry way, wherein the left ends of the bottom plates are fixed and connected by a left fixation seat, the right ends of the bottom plates are fixed and connected by a right fixation seat, shock absorbers are mounted on the front and back ends of the right fixation seat respectively, buffers are mounted on the front and back ends of the left fixation seat respectively, a reset spring fixation seat is fixed in the middle of the left fixation seat, a reset spring connected with the reset spring fixation seat on one end is arranged on the reset spring fixation seat, the other end of the reset spring is connected with a reset spring connection head; a hydraulic damper fixation seat is fixed on the outer side of the top of the bottom plate, and a hydraulic damper is mounted on the hydraulic damper fixation seat. The horizontal impact test device can be buffered and the shock isolation requirement can be met, the damage of the horizontal impact test device on the fixation base is reduced, the utilization rate and reliability of devices can be improved, the structure is simple, and the shock isolation system is convenient and economic to use and easy to implement.
Description
Technical field
The present invention relates to a kind of shock isolation system, especially relate to a kind of horizontal impact testing installation shock isolation system.
Background technique
Whether impact device is one of key equipment of dynamic environmental test class, be mainly used to the mechanical weakness and the hydraulic performance decline situation that disclose testpieces, and utilize these data in conjunction with relevant specification, decide testpieces and can accept.In some cases, impact class testing installation can be used for determining the Structural integrity of testpieces or the means as quality control.Horizontal impact testing installation, as one of impact class testing installation, carries out shock insulation optimization process to its ballistic motion, is raising equipment safety in operation and reliability technical way, can greatly improves product technology quality.
In prior art, what the shock insulation of horizontal impact testing installation normally did ground firmly carrys out damping, and this mode exists following shortcoming: (1) ground cost is high, and does well as ground, and after repeat impact, ground is easy to cracking, destroys; (2) carry out damper effect by ground bad, almost there is no damping effect.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, a kind of horizontal impact testing installation shock isolation system is provided, it can realize for horizontal impact test equipment the requirement that buffering reaches shock insulation, reduce damaging to immobilizing foundation of horizontal impact testing installation, improve utilization rate and the reliability of equipment, structure is simple, uses conveniently economical and is easy to realize.
For achieving the above object, the technical solution used in the present invention is: a kind of horizontal impact testing installation shock isolation system, it is characterized in that: comprise base plate, the quantity of described base plate is two pieces and is symmetrical arranged before and after two pieces of base plates, the left end of two pieces of described base plates is fixedly connected with by left fixed base, the right-hand member of two pieces of described base plates is fixedly connected with by right fixed base, the rear and front end of described right fixed base is all provided with vibration damper, the rear and front end of described left fixed base is all provided with buffer, the middle part of described left fixed base is fixed with Returnning spring fixed base, described Returnning spring fixed base is provided with the connected Returnning spring in one end, the other end of described Returnning spring is connected with Returnning spring connecting head, the top outer of described base plate is fixed with hydraulic damper fixed base, and described hydraulic damper fixed base is provided with hydraulic damper.
Above-mentioned horizontal impact testing installation shock isolation system, it is characterized in that: the two ends, left and right at described base plate top are all provided with the guide plate for limiting the moving direction of horizontal impact testing installation on base plate, described hydraulic damper fixed seating is between the base plate at two ends, left and right.
Above-mentioned horizontal impact testing installation shock isolation system, is characterized in that: described horizontal impact testing installation is moved on base plate by the roller be arranged on bottom it.
Above-mentioned horizontal impact testing installation shock isolation system, is characterized in that: the two ends, left and right bottom described base plate are provided with stone bolt.
Above-mentioned horizontal impact testing installation shock isolation system, is characterized in that: described horizontal impact testing installation is horizontal impact platform.
Above-mentioned horizontal impact testing installation shock isolation system, is characterized in that: described Returnning spring is air spring.
The present invention compared with prior art has the following advantages:
1, the present invention can realize for horizontal impact test equipment the requirement that buffering reach shock insulation, reduces damaging to immobilizing foundation of horizontal impact testing installation, improves utilization rate and the reliability of equipment.
2, the present invention finishes the work in process at horizontal impact testing installation, the impact energy of horizontal impact testing installation can be absorbed in short distance, make the stop motion that horizontal impact testing installation is milder, the horizontal impact testing installation that makes that simultaneously can be very fast is returned to original state without what shake, provides condition for impacting next time.
3, the present invention makes horizontal impact testing installation be returned to initial position by Returnning spring, when making horizontal impact testing installation be returned to initial position by vibration damper, basic friction produces, structure is simple, flexibly connects motion noise little, uses conveniently economical and is easy to realize.
4, the thermal energy consumption that the impact kinetic energy of horizontal impact testing installation converts fluid to is dissipated apparatus with shock absorbing by buffer and oil damper by the present invention, reduce the rigid impulse power that immobilizing foundation is subject to, for the reliability improving a whole set of impact system is laid a solid foundation.
In sum, the present invention utilizes buffer and oil damper by the power absorption of horizontal impact testing installation and dissipates, utilize the motion of horizontal impact testing installation to complete Conversion of Energy, thus reaching the object of safe shock insulation and raising equipment reliability, security of system is simple, and noise is little, pollution-free, effectively can to improve the standard the reliability of impact test equipment, to greatly reduce the requirement of horizontal impact testing installation to immobilizing foundation, saved cost.
Below by drawings and Examples, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is using state figure of the present invention.
Fig. 2 is the plan view after Fig. 1 removes horizontal impact testing installation.
Description of reference numerals:
1-horizontal impact testing installation; 2-left fixed base; 3-roller;
4-hydraulic damper fixed base; 5-hydraulic damper; 6-vibration damper;
7-right fixed base; 8-base plate; 9-guide plate;
10-Returnning spring connecting head; 11-Returnning spring; 12-buffer;
13-Returnning spring fixed base; 14-stone bolt.
Embodiment
As depicted in figs. 1 and 2, the present invention includes base plate 8, the quantity of described base plate 8 is two pieces and is symmetrical arranged before and after two pieces of base plates 8, the left end of two pieces of described base plates 8 is fixedly connected with by left fixed base 2, the right-hand member of two pieces of described base plates 8 is fixedly connected with by right fixed base 7, the rear and front end of described right fixed base 7 is all provided with vibration damper 6, the rear and front end of described left fixed base 2 is all provided with buffer 12, the middle part of described left fixed base 2 is fixed with Returnning spring fixed base 13, described Returnning spring fixed base 13 is provided with the connected Returnning spring 11 in one end, the other end of described Returnning spring 11 is connected with Returnning spring connecting head 10, the top outer of described base plate 8 is fixed with hydraulic damper fixed base 4, and described hydraulic damper fixed base 4 is provided with hydraulic damper 5.
As depicted in figs. 1 and 2, the two ends, left and right at described base plate 8 top are all provided with the guide plate 9 for limiting the moving direction of horizontal impact testing installation 1 on base plate 8, guide plate 9 ensures that horizontal impact testing installation 1 can by the direction motion of regulation, and larger shifting phenomena affects follow-up work to avoid horizontal impact testing installation 1 to occur in the middle of motion; Described hydraulic damper fixed base 4 is between the base plate 8 at two ends, left and right.
As shown in Figure 1, described horizontal impact testing installation 1 is moved on base plate 8 by the roller 3 be arranged on bottom it, and the number of roller 3 decides according to the quality of horizontal impact testing installation 1 and impact energy.
As shown in Figure 1, the two ends, left and right bottom described base plate 8 are provided with stone bolt 14, and for horizontal impact testing installation 1 is fixed on immobilizing foundation, the quantity of stone bolt 14 can decide according to the impact energy of horizontal impact testing installation 1.
In the present embodiment, described horizontal impact testing installation 1 is horizontal impact platform.
In the present embodiment, described Returnning spring 11 is air spring, during use, inflates to Returnning spring 11, ensures that the gas pressure impact test equipment 1 that is up to the standard is oppressed two buffers 12 and can be reset till the restoring force of spring 11 back into initial position on earth.
Working principle of the present invention is: during use, in the bottom of horizontal impact testing installation 1, roller 3 is installed, then being placed on base plate 8 (answers the impact force direction of attention level impact test equipment 1 to point to left fixed base 2), and the end of Returnning spring connecting head 10 is connected with horizontal impact testing installation 1, adopt stone bolt 14 to be fixed on immobilizing foundation.Horizontal impact testing installation 1 operationally can produce strong impact force, and this power forces horizontal impact testing installation 1 to have a proal trend and energy, and this energy, by the rolling of roller 3, makes horizontal impact testing installation 1 entirety travel forward; The front-end face of horizontal impact testing installation 1 compresses two buffers 12 and Returnning spring 11, two buffers 12 just change this impact energy the heat energy of inner fluid into and dissipate in retraction process, reach by this process the object that apparatus with shock absorbing carries out system shock insulation.Returnning spring 11 is being become large by internal pressure in the process compressed, after the final velocity of horizontal impact testing installation 1 reduces to zero, Returnning spring 11 is counter pushes away horizontal impact testing installation 1 return movement, when the base rear end face of horizontal impact testing installation 1 contacts with vibration damper 6, the restoring force of Returnning spring 11 and the active force of vibration damper 6 reach rear horizontal impact testing installation 1 stop motion of balance, arrive initial position, create conditions for horizontal impact testing installation 1 works next time.Two buffers 12 are returned to initial position under the effect of selfer power, and carry out the preparation accepting lower Secondary Shocks, hydraulic damper 5 ensures that horizontal impact testing installation 1 its motion in movement process can stop faster, avoids repeatedly shaking impact position precision.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solution of the present invention.
Claims (6)
1. a horizontal impact testing installation shock isolation system, it is characterized in that: comprise base plate (8), the quantity of described base plate (8) is two pieces and is symmetrical arranged before and after two pieces of base plates (8), the left end of two pieces of described base plates (8) is fixedly connected with by left fixed base (2), the right-hand member of two pieces of described base plates (8) is fixedly connected with by right fixed base (7), the rear and front end of described right fixed base (7) is all provided with vibration damper (6), the rear and front end of described left fixed base (2) is all provided with buffer (12), the middle part of described left fixed base (2) is fixed with Returnning spring fixed base (13), described Returnning spring fixed base (13) is provided with the connected Returnning spring in one end (11), the other end of described Returnning spring (11) is connected with Returnning spring connecting head (10), the top outer of described base plate (8) is fixed with hydraulic damper fixed base (4), and described hydraulic damper fixed base (4) is provided with hydraulic damper (5).
2. according to horizontal impact testing installation shock isolation system according to claim 1, it is characterized in that: the two ends, left and right at described base plate (8) top are all provided with the guide plate (9) for limiting the moving direction of horizontal impact testing installation (1) on base plate (8), described hydraulic damper fixed base (4) is positioned between the base plate (8) at two ends, left and right.
3. according to horizontal impact testing installation shock isolation system according to claim 2, it is characterized in that: described horizontal impact testing installation (1) is above moved at base plate (8) by the roller (3) be arranged on bottom it.
4. according to the horizontal impact testing installation shock isolation system described in claim 1,2 or 3, it is characterized in that: the two ends, left and right of described base plate (8) bottom are provided with stone bolt (14).
5. according to the horizontal impact testing installation shock isolation system described in Claims 2 or 3, it is characterized in that: described horizontal impact testing installation (1) is horizontal impact platform.
6. according to the horizontal impact testing installation shock isolation system described in claim 1,2 or 3, it is characterized in that: described Returnning spring (11) is air spring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310419880.1A CN104455191A (en) | 2013-09-14 | 2013-09-14 | Shock isolation system for horizontal impact test device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310419880.1A CN104455191A (en) | 2013-09-14 | 2013-09-14 | Shock isolation system for horizontal impact test device |
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CN104455191A true CN104455191A (en) | 2015-03-25 |
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CN201310419880.1A Pending CN104455191A (en) | 2013-09-14 | 2013-09-14 | Shock isolation system for horizontal impact test device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108181074A (en) * | 2018-01-25 | 2018-06-19 | 中北大学 | A kind of lightweight Pneumatic horizontal shock testing machine with horizontal shock-absorbing structure |
CN111366482A (en) * | 2020-03-27 | 2020-07-03 | 山西采薇集能科技有限公司 | Dynamic high-speed loading ejection device |
WO2023249598A1 (en) * | 2022-06-22 | 2023-12-28 | Istanbul Teknik Universitesi | Spring-actuated universal impact test device |
-
2013
- 2013-09-14 CN CN201310419880.1A patent/CN104455191A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108181074A (en) * | 2018-01-25 | 2018-06-19 | 中北大学 | A kind of lightweight Pneumatic horizontal shock testing machine with horizontal shock-absorbing structure |
CN111366482A (en) * | 2020-03-27 | 2020-07-03 | 山西采薇集能科技有限公司 | Dynamic high-speed loading ejection device |
WO2023249598A1 (en) * | 2022-06-22 | 2023-12-28 | Istanbul Teknik Universitesi | Spring-actuated universal impact test device |
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Application publication date: 20150325 |
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