CN112032232A - Metal corrugated composite sandwich buffer component and installation method thereof - Google Patents
Metal corrugated composite sandwich buffer component and installation method thereof Download PDFInfo
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- CN112032232A CN112032232A CN202011055801.XA CN202011055801A CN112032232A CN 112032232 A CN112032232 A CN 112032232A CN 202011055801 A CN202011055801 A CN 202011055801A CN 112032232 A CN112032232 A CN 112032232A
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- metal
- trapezoidal
- composite sandwich
- metal thin
- thin panel
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- 239000002184 metal Substances 0.000 title claims abstract description 93
- 239000002131 composite material Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000009434 installation Methods 0.000 title claims abstract description 8
- 229920001967 Metal rubber Polymers 0.000 claims description 22
- 238000003466 welding Methods 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 9
- 238000005219 brazing Methods 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000007731 hot pressing Methods 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000007769 metal material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
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
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/08—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of a material having high internal friction, e.g. rubber
- F16F3/10—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of a material having high internal friction, e.g. rubber combined with springs made of steel or other material having low internal friction
-
- 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
- F16F15/04—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 elastic means
- F16F15/08—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 elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The invention relates to a metal corrugated composite sandwich buffer component and an installation method thereof, and the metal corrugated composite sandwich buffer component comprises fixed rods which are fixedly connected to form a head-tail square frame-shaped substrate, wherein the upper end surfaces of the fixed rods are fixedly provided with metal corrugated composite sandwich structures, each metal corrugated composite sandwich structure sequentially comprises a lower metal thin panel, a trapezoidal corrugated plate and an upper metal thin panel from bottom to top, the upper end surface of each upper metal thin panel is provided with a circuit board, the edges of the lower end surface of each circuit board are respectively attached to the four upper metal thin panels and are fastened through first bolts, and the metal corrugated composite sandwich buffer component is simple in structure, convenient and stable.
Description
Technical Field
The invention relates to a metal corrugated composite sandwich buffer component and an installation method thereof.
Background
With the development of industry, electronic industry and intellectualization, higher requirements are put forward for the vibration reduction and buffering requirements of precision instruments such as an integrated electronic control system, a precision inertial navigation platform, an optical platform and the like, and the service environments such as strong impact resistance, high/low temperature resistance and the like are more and more rigorous. However, the conventional rubber materials or single structure sandwich schemes have difficulty in satisfying the above-described performance and environmental suitability requirements.
The main problems and defects of the buffer component of the existing precise instrument mainly comprise:
(1) under the conditions that the device is subjected to multidirectional loads, strong impact loads and limited vibration isolation buffer space, the conventional single vibration isolation buffer structure is difficult to ensure stable work, so that the normal operation of equipment is influenced.
(2) Under the service environments such as high and low temperature environment, salt fog and the like, the traditional non-metal material buffer element or the glue joint connection mode is difficult to ensure the requirements of long service life and high reliability.
(3) The existing buffer component has a relatively simple structure, and the space for optimal design is limited, so that the requirement of vibration isolation and buffer performance in a large range is difficult to meet.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide the metal corrugated composite sandwich buffer component and the installation method thereof, which not only have reasonable structure, but also improve the characteristics of damping characteristic and high/low temperature resistance of the buffer component, and can ensure the working stability of a precision instrument in service environments such as salt spray, high/low temperature resistance and the like.
In order to solve the technical problems, the technical scheme of the invention is as follows: the metal corrugated composite sandwich buffer component comprises fixed rods fixedly connected to form an end-to-end square frame-shaped substrate, wherein metal corrugated composite sandwich structures are fixedly arranged on the upper end faces of the fixed rods, each metal corrugated composite sandwich structure sequentially comprises a lower metal thin panel, a trapezoidal corrugated plate and an upper metal thin panel from bottom to top, a circuit board is arranged on the upper end face of each upper metal thin panel, and the edges of the lower end faces of the circuit boards are attached to the four upper metal thin panels and fastened through first bolts.
Furthermore, the metal corrugated composite sandwich structure extends to be as long as the fixed rod along the length direction of the fixed rod, the trapezoidal corrugated plate is formed by uniform stamping along the length direction of the trapezoidal corrugated plate, stamping holes formed by stamping are in an isosceles trapezoid shape, the upper metal thin panel and the lower metal thin panel are arranged in parallel and are respectively attached to the upper end and the lower end of the trapezoidal corrugated plate, and the upper metal thin panel and the lower metal thin panel are fixedly connected through welding at a contact end.
Furthermore, all set firmly the metal rubber trapezoidal piece in the punching press hole, the metal rubber trapezoidal piece is the same with punching press hole shape, through pegging graft into the punching press hole and at the contact end face welding link firmly.
Furthermore, the springs are fixedly arranged in the stamping holes at the two ends close to the length direction of the trapezoidal corrugated plate, and the springs are vertically arranged and fixedly connected with the trapezoidal corrugated plate and the lower metal thin panel respectively at the upper end and the lower end.
Further, trapezoidal buckled plate divide into two parallel long trapezoidal buckled plates and two parallel short trapezoidal buckled plates according to its length, adjacent long trapezoidal buckled plate is mutually perpendicular and passes through the second bolt at the link and vertical to be fastened with the dead lever spiro union.
Furthermore, the thickness of the long trapezoidal corrugated plate is doubled at two end parts, the slotted hole inserted through the end part of the short trapezoidal corrugated plate is upwards formed in the lower end surface of the long trapezoidal corrugated plate, and the two ends of the lower metal thin panel corresponding to the lower end of the long trapezoidal corrugated plate are upwards bent by 90 degrees to protect the overlapped long and short trapezoidal corrugated plates and arrange the slotted hole.
Furthermore, the circuit board is fixedly arranged at the upper end of the upper metal thin panel, through openings are formed in four corners of the circuit board for mounting the second bolts, and an electronic element is arranged at the upper end of the circuit board.
Further, the metal rubber trapezoid blocks are elastic porous metal rubber.
The installation method of the metal corrugated composite sandwich buffer component comprises the following steps: at first, go up the metal thin panel, trapezoidal buckled plate, the metal thin panel passes through vacuum hot pressing brazing welding together down, form the compound sandwich structure of metal ripple, put into punching press hole welded fastening with the metal rubber trapezoidal piece again, four compound sandwich structures of metal ripple insert the slotted hole of long trapezoidal buckled plate through short trapezoidal buckled plate after that, link firmly the circuit board through first bolt and last metal thin panel, pass the trapezoidal buckled plate of overlength in proper order through the second bolt at last, short trapezoidal buckled plate, the metal thin panel down, the base member links firmly with the mounting plane of equipping, accomplish fixed mounting.
Compared with the prior art, the invention has the following beneficial effects:
1) compared with the glue joint mode adopted by the traditional sandwich structure, the invention uses the vacuum hot-press brazing process to connect the metal corrugated composite sandwich structure, so that the structure is more reliable and the strength is higher, and the trapezoidal corrugated plate and the metal spring are adopted to provide the support function and the rigidity for the buffer component, so that the structural stability of the buffer component in a strong impact environment can be ensured;
2) the invention provides higher damping characteristic mainly by filling the elastic porous metal rubber trapezoid block, the metal rubber material is a high-damping porous material, and the metal rubber block can realize energy absorption and reduce the energy transfer speed when in work, so the invention can meet the requirement of a precision instrument on a buffer component;
3) the periphery of the invention adopts the metal corrugated composite sandwich structure, which can ensure that the metal corrugated composite sandwich buffer component can bear strong load impact in multiple directions and can meet the requirement of dynamic vibration isolation performance under cyclic load;
4) the invention adopts the structural design of pure metal materials, and has more excellent high/low temperature resistance, ocean corrosion resistance and other complex service performances and longer service life compared with the traditional high polymer rubber material;
5) the invention can use different metal materials to improve the performance of the buffer component, thus the invention can meet the requirement of vibration isolation and buffer performance in a large range of precise instruments.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic configuration diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
fig. 3 is a bottom view of an embodiment of the present invention.
In the figure: 1-substrate, 2-fixing rod, 3-metal corrugated composite sandwich structure, 4-lower metal thin panel, 5-trapezoidal corrugated plate, 6-upper metal thin panel, 7-circuit board, 8-first bolt, 9-punching hole, 10-metal rubber trapezoidal block, 11-spring, 12-long trapezoidal corrugated plate, 13-short trapezoidal corrugated plate, 14-second bolt, 15-slotted hole, 16-through hole and 17-electronic element.
Detailed Description
In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 3, the metal corrugated composite sandwich buffer member comprises fixing rods 2 fixedly connected to form a head-tail square frame-shaped substrate 1, wherein metal corrugated composite sandwich structures 3 are fixedly arranged on the upper end surfaces of the fixing rods, the metal corrugated composite sandwich structures sequentially comprise a lower metal thin panel 4, a trapezoidal corrugated plate 5 and an upper metal thin panel 6 from bottom to top, a circuit board 7 is arranged on the upper end surface of the upper metal thin panel, and the edges of the lower end surface of the circuit board are respectively attached to the four upper metal thin panels and fastened through first bolts 8.
In the embodiment of the invention, the metal corrugated composite sandwich structure extends to be as long as the fixed rod along the length direction of the fixed rod, the trapezoidal corrugated plates are formed by uniform stamping along the length direction of the fixed rod, stamping holes 9 formed by stamping are in an isosceles trapezoid shape, the upper metal thin panel and the lower metal thin panel are arranged in parallel and are respectively attached to the upper end and the lower end of each trapezoidal corrugated plate, and are fixedly welded at the contact end, and the welding mode is vacuum hot-press brazing.
In the embodiment of the invention, the metal rubber trapezoidal blocks 10 are fixedly arranged in the stamping holes, the shapes of the metal rubber trapezoidal blocks are the same as those of the stamping holes, the metal rubber trapezoidal blocks are horizontally inserted into the stamping holes and are fixedly welded on the contact end surfaces, and the welding mode is vacuum hot-press brazing.
In the embodiment of the invention, springs 11 are fixedly arranged in the stamping holes at two ends of the trapezoidal corrugated plate in the length direction, the springs are vertically arranged and fixedly connected with the trapezoidal corrugated plate and the lower metal thin panel respectively at the upper end and the lower end in a top connection mode, the connection mode is vacuum hot-press brazing, the springs and the trapezoidal corrugated plate support the whole sandwich buffer component together and improve the rigidity of the whole sandwich buffer component, and a stable working environment can be provided for vibration-isolated buffer components such as a circuit board and the like in a strong-impact environment.
In the embodiment of the invention, the trapezoidal corrugated plate is divided into two parallel long trapezoidal corrugated plates 12 and two parallel short trapezoidal corrugated plates 13 according to the length of the trapezoidal corrugated plate, the adjacent long trapezoidal corrugated plates and the short trapezoidal corrugated plates are perpendicular to each other and vertically penetrate through a second bolt 14 at the connecting end to be screwed and fastened with a fixed rod, and the long trapezoidal corrugated plates and the short trapezoidal corrugated plates are positioned on the same horizontal plane.
In the embodiment of the invention, the thickness of the two end parts of the long trapezoidal corrugated plate is doubled, the lower end surface of the long trapezoidal corrugated plate is upwards provided with the slotted hole 15 inserted through the end part of the short trapezoidal corrugated plate, and the two ends of the lower metal thin panel corresponding to the lower end of the long trapezoidal corrugated plate are upwards bent by 90 degrees to protect the overlapped long trapezoidal corrugated plate and the short trapezoidal corrugated plate so as to ensure the fastening and the stability of the metal corrugated composite sandwich structure.
In the embodiment of the invention, the circuit board is fixedly arranged at the upper end of the upper metal thin panel, through holes 16 are formed at four corners of the circuit board for mounting the second bolts, and an electronic element 17 is arranged at the upper end of the circuit board.
In the embodiment of the invention, the metal rubber trapezoidal block is elastic porous metal rubber, the metal rubber material is a high-damping porous material, and the metal rubber block can realize energy absorption and reduce the energy transmission speed during working, so that the requirement of a precision instrument on a buffer component can be met.
The installation method of the metal corrugated composite sandwich buffer component comprises the following steps: the method comprises the steps of firstly welding an upper metal thin panel, trapezoidal corrugated plates and a lower metal thin panel together through vacuum hot-pressing brazing to form a metal corrugated composite sandwich structure, then placing a metal rubber trapezoidal block into a stamping hole for welding and fixing, then inserting four metal corrugated composite sandwich structures into a slotted hole of a long trapezoidal corrugated plate through short trapezoidal corrugated plates, fixedly connecting a circuit board with the upper metal thin panel through a first bolt, and finally sequentially passing through the long trapezoidal corrugated plates, the short trapezoidal corrugated plates, the lower metal thin panel, and fixedly connecting a base body with a mounting plane of equipment through a second bolt to complete fixed mounting.
The present invention is not limited to the above preferred embodiments, and other various forms of metal corrugated composite sandwich cushioning members and methods of installing the same can be devised by anyone in light of the present invention. All equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (9)
1. The metal corrugated composite sandwich buffer component is characterized in that: the metal corrugated composite sandwich structure sequentially comprises a lower metal thin panel, a trapezoidal corrugated plate and an upper metal thin panel from bottom to top, wherein the upper end face of the fixing rod is fixedly provided with a metal corrugated composite sandwich structure, the edges of the lower end face of the circuit board are attached to the four upper metal thin panels and are fastened through first bolts.
2. The metal corrugated composite sandwich cushioning member of claim 1, wherein: the metal corrugated composite sandwich structure extends to be as long as the fixed rod along the length direction of the fixed rod, the trapezoidal corrugated plates are formed by uniform stamping along the length direction of the fixed rod, stamping holes formed by stamping are in an isosceles trapezoid shape, the upper metal thin panel and the lower metal thin panel are arranged in parallel and are respectively attached to the upper end and the lower end of each trapezoidal corrugated plate, and the upper metal thin panel and the lower metal thin panel are fixedly connected through welding at a contact end.
3. The metal corrugated composite sandwich cushioning member of claim 2, wherein: all set firmly the metal rubber trapezoidal piece in the punching press hole, the metal rubber trapezoidal piece is the same with punching press hole shape, through pegging graft into the punching press hole and at the contact end face welding link firmly.
4. The metal corrugated composite sandwich cushioning member of claim 1, wherein: the springs are vertically arranged and fixedly connected with the trapezoidal corrugated plate and the lower metal thin panel at the upper end and the lower end respectively in a jacking mode.
5. The metal corrugated composite sandwich cushioning member of claim 1, wherein: trapezoidal buckled plate divide into two parallel long trapezoidal buckled plates and two parallel short trapezoidal buckled plates according to its length, adjacent long trapezoidal buckled plate is mutually perpendicular with short trapezoidal buckled plate and passes through the second bolt vertical at the link and pass and the dead lever spiro union is fastened.
6. The metal corrugated composite sandwich cushioning member of claim 5, wherein: the thickness of the long trapezoidal corrugated plate is doubled at two end parts, the slotted hole inserted through the end part of the short trapezoidal corrugated plate is upwards formed in the lower end surface of the long trapezoidal corrugated plate, and the two ends of the thin metal panel corresponding to the lower end of the long trapezoidal corrugated plate are upwards bent by 90 degrees to protect the overlapped long trapezoidal corrugated plate and the short trapezoidal corrugated plate.
7. The metal corrugated composite sandwich cushioning member of claim 1, wherein: the circuit board is fixedly arranged at the upper end of the upper metal thin panel, through openings are formed in four corners of the circuit board for mounting the second bolts, and an electronic element is arranged at the upper end of the circuit board.
8. The metal corrugated composite sandwich cushioning member of claim 3, wherein: the metal rubber trapezoidal block is elastic porous metal rubber.
9. The installation method of the metal corrugated composite sandwich buffer component is characterized in that the metal corrugated composite sandwich buffer component as claimed in any one of claims 1 to 8 is adopted and is carried out according to the following steps: at first, go up the metal thin panel, trapezoidal buckled plate, the metal thin panel passes through vacuum hot pressing brazing welding together down, form the compound sandwich structure of metal ripple, put into punching press hole welded fastening with the metal rubber trapezoidal piece again, four compound sandwich structures of metal ripple insert the slotted hole of long trapezoidal buckled plate through short trapezoidal buckled plate after that, link firmly the circuit board through first bolt and last metal thin panel, pass the trapezoidal buckled plate of overlength in proper order through the second bolt at last, short trapezoidal buckled plate, the metal thin panel down, the base member links firmly with the mounting plane of equipping, accomplish fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055801.XA CN112032232A (en) | 2020-09-30 | 2020-09-30 | Metal corrugated composite sandwich buffer component and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011055801.XA CN112032232A (en) | 2020-09-30 | 2020-09-30 | Metal corrugated composite sandwich buffer component and installation method thereof |
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| CN112032232A true CN112032232A (en) | 2020-12-04 |
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| CN202011055801.XA Pending CN112032232A (en) | 2020-09-30 | 2020-09-30 | Metal corrugated composite sandwich buffer component and installation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114938595A (en) * | 2022-06-17 | 2022-08-23 | 福州大学 | Integrated shock-resistant vibration-damping vehicle-mounted electric cabinet and manufacturing method thereof |
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2020
- 2020-09-30 CN CN202011055801.XA patent/CN112032232A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| WO2009043248A1 (en) * | 2007-09-30 | 2009-04-09 | Zhigang Ma | Wave-shaped self-tightening composite sealing gasket |
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