CN108591706A - A kind of novel device vertical motion vibration isolating suspension - Google Patents

A kind of novel device vertical motion vibration isolating suspension Download PDF

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Publication number
CN108591706A
CN108591706A CN201810419691.7A CN201810419691A CN108591706A CN 108591706 A CN108591706 A CN 108591706A CN 201810419691 A CN201810419691 A CN 201810419691A CN 108591706 A CN108591706 A CN 108591706A
Authority
CN
China
Prior art keywords
lower substrate
slide cover
vibration isolating
mounting hole
mounting base
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.)
Pending
Application number
CN201810419691.7A
Other languages
Chinese (zh)
Inventor
陶然
魏陆顺
陈睦锋
廖盛薪
林霞娟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan University
Original Assignee
Foshan University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foshan University filed Critical Foshan University
Priority to CN201810419691.7A priority Critical patent/CN108591706A/en
Publication of CN108591706A publication Critical patent/CN108591706A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M5/00Engine beds, i.e. means for supporting engines or machines on foundations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression 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
    • F16F15/022Suppression 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 dampers and springs in combination
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression 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
    • F16F15/023Suppression 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression 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
    • F16F15/04Suppression 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
    • F16F15/046Suppression 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 using combinations of springs of different kinds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression 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
    • F16F15/04Suppression 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
    • F16F15/08Suppression 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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The invention discloses a kind of novel device vertical motion vibration isolating suspensions, including the upper slide cover that the lower substrate that section is " Qian " type and section are " Jiong " type, the upper slide cover is buckled on lower substrate and surrounds a cavity, and the downwardly extending portion the cover of the upper slide cover is stayed the upward extension of substrate;Spring is provided in the cavity, the both ends of the spring are respectively held against the top of slide cover and the bottom of lower substrate;Damping fluid is full of in the cavity;The top of the lower substrate is fixed with sealing ring;Further include slidable adjustment mechanism, the slidable adjustment mechanism can only do vertical axis movement for constraining slide cover relative to lower substrate.For the present invention by the cooperation of spring and damping fluid, vertical rigidity and damping are larger, have preferable vibration isolating effect, the use of screw rod for the vertical motion of equipment, but bearing carries out precompressed, and have limit function, simple in structure, easy to use.

Description

A kind of novel device vertical motion vibration isolating suspension
Technical field
The present invention relates to vibration damping holder technical field, especially a kind of novel device vertical motion vibration isolating suspension.
Background technology
Vibration isolation technique is to generally acknowledge effective control technology in the world at present.With China's expanding economy, industrial premises, residence The quantity of people's house is continuously increased, and the use of mechanical equipment is consequently increased, but some mechanical equipments will produce at work Larger vibration and noise, has a huge impact the life of resident, and the comfort level that resident lives is made to substantially reduce.Some machines The solid vibration that tool equipment generates can also be propagated along building element, and it is very slow to decay, and can so be produced for a long time to building element Raw adverse effect.Currently, the main application form of the vibration isolation technique of some mechanical equipments of China has vibration isolator, vibration isolator, flexible Rubber fittings, flexible suspension etc., main type are divided into following major class:Metal spring, rubber vibration isolator, air bullet Spring and cork vibration isolation.Wherein, metal spring class isolation mounting is very effective for the isolation effect of low frequency;Rubber vibration isolator utilizes The favorable elasticity (volume invariability) of its rubber, has the advantages that small, light-weight, easy to use, shape is free;Air The isolation mounting of spring-like using the compressibility of air reach freely lower intrinsic frequency, higher damping ratio (0.1~ 0.2), range is wide, bearing capacity, that spring constant, working depth is independent of one another, system frequency is almost unchanged etc. is excellent for carrying Point;Cork class isolation mounting is mainly advantageous with being isolated of impacting to the vibration of upper frequency, and there is prodigious deformation in when Vertical Compression Amount is without generating lateral expansion.Up to now, conventional mechanical devices isolation mounting respectively has its strengths and weaknesses, wherein metal spring Class isolation mounting, the inherent damping of itself is small, and the free damping period is long, easy tos produce resonance and propagates high-frequency vibration, needs another Outer installation damper or series connection rubber pad;Itself static displacement of rubber vibration isolator is small, is not suitable for lower interfering frequency machine Group and the king-sized equipment of weight, heat-resisting quantity, poor corrosion resistance, and it is easy aging.
Invention content
The technical problem to be solved by the present invention is to:It is ideal to provide a kind of effectiveness in vibration suppression easy to use, simple in structure, vertical Novel device vertical motion vibration isolating suspension.
The solution that the present invention solves its technical problem is:A kind of novel device vertical motion vibration isolating suspension, including cut Face is that the lower substrate of " Qian " type and the upper slide cover that section is " Jiong " type, the upper slide cover are buckled on lower substrate and enclose At a cavity, the downwardly extending portion the cover of the upper slide cover is stayed the upward extension of substrate;It is set in the cavity It is equipped with spring, the both ends of the spring are respectively held against the top of slide cover and the bottom of lower substrate;It is full of in the cavity Damping fluid;The top of the lower substrate is fixed with sealing ring;Further include slidable adjustment mechanism, the slidable adjustment mechanism is used for Slide cover can only do vertical axis movement relative to lower substrate in constraint.
As a further improvement of the above technical scheme, the slidable adjustment mechanism include mounting base, mounting hole, screw rod with Adjusting nut, the mounting base are located on lower substrate, and the mounting hole is located on slide cover, and the screw rod passes through mounting hole In mounting base;The adjusting nut is located at the top of mounting hole and on screw rod;The diameter of the mounting hole omits More than the outer diameter of screw rod, the outer diameter of the adjusting nut is more than the diameter of mounting hole.
As a further improvement of the above technical scheme, the lower end of the upper slide cover is equipped with top flange, the lower base The bottom of plate is equipped with lower flange, and the mounting base is located on lower flange, and the mounting hole is located on top flange.
As a further improvement of the above technical scheme, the first support rubber block, the screw rod are equipped in the mounting base Foot pass through the first support rubber block arrive at mounting base bottom.
As a further improvement of the above technical scheme, there are four the mounting bases, four mounting bases are uniform all around It is distributed on lower flange;The mounting hole, screw rod, adjusting nut, the first support rubber block and mounting base correspond.
As a further improvement of the above technical scheme, fixation is set on the lateral wall of the upward extension of the lower substrate There are a flexible protective circle, the sealing ring and flexible protective circle one.
As a further improvement of the above technical scheme, the flexible protective circle uses rubber material, the flexible protective Circle includes a plurality of rubber ring, and a plurality of rubber ring is wrapped on the lateral wall of upward extension of lower substrate.
As a further improvement of the above technical scheme, further include the second support rubber block, the second support rubber block It is fixed at the upper surface at the top of slide cover.
As a further improvement of the above technical scheme, the lower substrate is all made of steel plate material with upper slide cover.
The beneficial effects of the invention are as follows:For the present invention by the cooperation of spring and damping fluid, vertical rigidity and damping are larger, right There is preferable vibration isolating effect, the use of screw rod in the vertical motion of equipment, but bearing carries out precompressed, and with limit work( Can, it is simple in structure, it is easy to use.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiment of the present invention, rather than is all implemented Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs Scheme and attached drawing.
Fig. 1 is the sectional view under working condition of the present invention;
Fig. 2 is the sectional view under preloading condition of the present invention.
Specific implementation mode
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid The other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text All connection/connection relations not singly refer to component and directly connect, and refer to that can be added deduct according to specific implementation situation by adding Few couple auxiliary, to form more preferably coupling structure.Each technical characteristic in the invention, in not conflicting conflict Under the premise of can be with combination of interactions.
Referring to Fig.1~Fig. 2, a kind of novel device vertical motion vibration isolating suspension, including section be " Qian " type lower substrate 1 with Section is the upper slide cover 2 of " Jiong " type, and the upper slide cover 2 is buckled on lower substrate 1 and surrounds a cavity 3, it is described on The downwardly extending portion the cover of slide cover 2 is stayed the upward extension of substrate 1;Spring 4, institute are provided in the cavity 3 State spring 4 both ends be respectively held against slide cover 2 top and lower substrate 1 bottom;Damping fluid is full of in the cavity 3; The top of the lower substrate 1 is fixed with sealing ring 5;Further include slidable adjustment mechanism 6, the slidable adjustment mechanism 6 is for about Slide cover 2 can only do vertical axis movement relative to lower substrate 1 on beam.By the constraint of the slidable adjustment mechanism 6 of setting, cut Face is that the upper slide cover 2 of " Jiong " type does vertical axis movement, upper slide cover 2 relative to the lower substrate 1 that section is " Qian " type Spring 4 and damping fluid are equipped in the cavity 3 surrounded with lower substrate 1, the flexibility of spring 4 can reduce top acceleration response, reduce The energy of top vibration equipment, still, the damping of spring 4 are smaller, and in order to improve vibration isolating effect, resistance is filled in cavity 3 Buddhist nun's liquid, damping fluid is can absorb and the energy for the vibration input that dissipates make vibration equipment reaction decaying, to spring 4 reach together every The effect shaken.The sealing ring 5 that the top of lower substrate 1 is fixed with, prevents damping fluid from leaking.
It is further used as preferred embodiment, the slidable adjustment mechanism 6 includes mounting base 61, mounting hole 62, screw rod 63 are located at adjusting nut 64, the mounting base 61 on lower substrate 1, and the mounting hole 62 is located on slide cover 2, the spiral shell Bar 63 passes through mounting hole 62 to be mounted in mounting base 61;The adjusting nut 64 is located at the top of mounting hole 62 and is mounted on screw rod On 63;The diameter of the mounting hole 62 is slightly larger than the outer diameter of screw rod 63, and the outer diameter of the adjusting nut 64 is more than mounting hole 62 Diameter.Screw rod 63 is placed through the mounting hole 62 of slide cover 2, is mounted in the mounting base 61 on lower substrate 1, due to Adjusting nut 64 is located at the top of mounting hole 62 and on screw rod 63;The diameter of mounting hole 62 is outer slightly larger than screw rod 63 Diameter, the outer diameter of adjusting nut 64 are more than the diameter of mounting hole 62, and upper slide cover 2 does limited vertical axis relative to lower substrate 1 Line moves.
It is further used as preferred embodiment, the lower end of the upper slide cover 2 is equipped with top flange 21, the lower substrate 1 bottom is equipped with lower flange 11, and the mounting base 61 is located on lower flange 11, and the mounting hole 62 is located on top flange 21.If Top flange 21 and lower flange 11 are set, the installation and setting of mounting base 61 and mounting hole 62 are facilitated.
It is further used as preferred embodiment, the first support rubber block 7, the screw rod 63 are equipped in the mounting base 61 Foot pass through the first support rubber block 7 arrive at mounting base 61 bottom.Since screw rod 63 and mounting base 61 belong to rigid structure The top vibration of part, equipment can pass to lower part along screw rod 63, and the first support rubber block 7, the foot of screw rod 63 are equipped in mounting base 61 Portion passes through the bottom of the first support rubber block 7 arrival mounting base 61, can be effectively by top vibration isolation.
It is further used as preferred embodiment, there are four the mounting bases 61, and four mounting bases 61 are uniform all around It is distributed on lower flange 11;The mounting hole 62, screw rod 63, adjusting nut 64, the first support rubber block 7 and mounting base 61 are one by one It is corresponding.Matched with mounting base 61 by four mounting holes 62 all around, screw rod 63, adjusting nut 64, the first support rubber block 7 It closes, you can upper slide cover 2 is steadily installed on lower substrate 1.
It is further used as preferred embodiment, is fixed on the lateral wall of the upward extension of the lower substrate 1 One flexible protective circle 8, the sealing ring 5 and 8 one of flexible protective circle.Sealing ring 5 and 8 one of flexible protective circle, can prevent Dust and other impurities enter in cavity 3.
It is further used as preferred embodiment, the flexible protective circle 8 uses rubber material, the flexible protective circle 8 Including a plurality of rubber ring, a plurality of rubber ring is wrapped on the lateral wall of upward extension of lower substrate 1.Flexible protective circle 8 use rubber material, a plurality of rubber ring to be wrapped on the lateral wall of upward extension of lower substrate 1, can be well Avoid 8 sheared destruction of flexible protective circle of rubber material.
It is further used as preferred embodiment, further includes the second support rubber block 9, the second support rubber block 9 is solid It is arranged calmly in the upper surface at the top of upper slide cover 2.Due to the favorable elasticity (volume invariability) of rubber, there is volume Advantage small, light-weight, easy to use, shape is free is arranged and supports rubber the second of the upper surface at the top of upper slide cover 2 Blob of viscose 9 can absorb the energy of the simultaneously vibration input of dissipative part top equipment, and the vertical motion of equipment is made to react decaying.It declines Vertical motion after subtracting is using the spring 4 and damping fluid being arranged in upper slide cover 2 and lower substrate 1, you can is erected to equipment Preferable vibration isolating effect is played to vibration.
It is further used as preferred embodiment, the lower substrate 1 is all made of steel plate material with upper slide cover 2.Lower base Plate 1 is all made of steel plate material with upper slide cover 2, is that can play good branch for equipment since steel plate material is sturdy and durable Support acts on.
Screw rod 63 is placed through the mounting hole 62 of slide cover 2, is mounted in the mounting base 61 on lower substrate 1, Upper slide cover 2 does limited vertical axis movement relative to lower substrate 1.When work, the vibration of top equipment, by setting Set the second support rubber block 9 in the upper surface at the top of upper slide cover 2, first to vertical motion carry out for the first time absorb with It dissipates;Then spring 4 is equipped in the cavity 3 surrounded by upper slide cover 2 and lower substrate 1 to carry out vertical motion with damping fluid Second of absorption and dissipation;Since screw rod 63 and mounting base 61 belong to rigid member, the top vibration of equipment can be along screw rod 63 Lower part is passed to, it can be effectively by top vibration isolation equipped with the first support rubber block 7 in mounting base 61.
The better embodiment of the present invention is illustrated above, but the invention is not limited to the implementation Example, those skilled in the art can also make various equivalent modifications or be replaced under the premise of without prejudice to spirit of that invention It changes, these equivalent modifications or replacement are all contained in the application claim limited range.

Claims (9)

1. a kind of novel device vertical motion vibration isolating suspension, it is characterised in that:It for the lower substrate (1) of " Qian " type and is cut including section Face is the upper slide cover (2) of " Jiong " type, and the upper slide cover (2) is buckled on lower substrate (1) and surrounds a cavity (3), The downwardly extending portion the cover of the upper slide cover (2) is stayed the upward extension of substrate (1);It is set in the cavity (3) It is equipped with spring (4), the both ends of the spring (4) are respectively held against the bottom at the top and lower substrate (1) of slide cover (2);Institute It states and is full of damping fluid in cavity (3);The top of the lower substrate (1) is fixed with sealing ring (5);It further include slidable adjustment mechanism (6), the slidable adjustment mechanism (6) can only do vertical axis fortune for constraining slide cover (2) relative to lower substrate (1) It is dynamic.
2. vibration isolating suspension according to claim 1, it is characterised in that:The slidable adjustment mechanism (6) includes mounting base (61), mounting hole (62), screw rod (63) and adjusting nut (64), the mounting base (61) are located on lower substrate (1), the installation Hole (62) is located on slide cover (2), and the screw rod (63) passes through mounting hole (62) to be mounted in mounting base (61);The tune Section nut (64) is located at the top of mounting hole (62) and on screw rod (63);The diameter of the mounting hole (62) is slightly larger than spiral shell The outer diameter of bar (63), the outer diameter of the adjusting nut (64) are more than the diameter of mounting hole (62).
3. vibration isolating suspension according to claim 2, it is characterised in that:The lower end of the upper slide cover (2) is equipped with upper limb The bottom of edge (21), the lower substrate (1) is equipped with lower flange (11), and the mounting base (61) is located on lower flange (11), described Mounting hole (62) is located on top flange (21).
4. vibration isolating suspension according to claim 3, it is characterised in that:The first support rubber is equipped in the mounting base (61) Block (7), the foot of the screw rod (63) pass through the bottom of the first support rubber block (7) arrival mounting base (61).
5. vibration isolating suspension according to claim 4, it is characterised in that:There are four the mounting bases (61), four mounting bases (61) it is all around evenly distributed on lower flange (11);The mounting hole (62), screw rod (63), adjusting nut (64), first Support rubber block (7) is corresponded with mounting base (61).
6. vibration isolating suspension according to claim 1, it is characterised in that:Outside the upward extension of the lower substrate (1) A flexible protective circle (8), the sealing ring (5) and flexible protective circle (8) one are fixed on side wall.
7. vibration isolating suspension according to claim 6, it is characterised in that:The flexible protective circle (8) uses rubber material, institute It includes a plurality of rubber ring to state flexible protective circle (8), and a plurality of rubber ring is wrapped in the outer of the upward extension of lower substrate (1) On side wall.
8. vibration isolating suspension according to claim 1, it is characterised in that:Further include the second support rubber block (9), described second Support rubber block (9) is fixed at the upper surface at the top of slide cover (2).
9. vibration isolating suspension according to any one of claims 1 to 8, it is characterised in that:The lower substrate (1) and upper sliding Cover board (2) is all made of steel plate material.
CN201810419691.7A 2018-05-04 2018-05-04 A kind of novel device vertical motion vibration isolating suspension Pending CN108591706A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810419691.7A CN108591706A (en) 2018-05-04 2018-05-04 A kind of novel device vertical motion vibration isolating suspension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810419691.7A CN108591706A (en) 2018-05-04 2018-05-04 A kind of novel device vertical motion vibration isolating suspension

Publications (1)

Publication Number Publication Date
CN108591706A true CN108591706A (en) 2018-09-28

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110792711A (en) * 2019-10-15 2020-02-14 厦门振为科技有限公司 Vibration isolation base based on particle damping

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110792711A (en) * 2019-10-15 2020-02-14 厦门振为科技有限公司 Vibration isolation base based on particle damping
CN110792711B (en) * 2019-10-15 2024-02-02 厦门振为科技有限公司 Vibration isolation base based on particle damping

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