CN112555324A - Elastic cement buffer based on metal rubber-disc spring and working method thereof - Google Patents
Elastic cement buffer based on metal rubber-disc spring and working method thereof Download PDFInfo
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- CN112555324A CN112555324A CN202110036267.6A CN202110036267A CN112555324A CN 112555324 A CN112555324 A CN 112555324A CN 202110036267 A CN202110036267 A CN 202110036267A CN 112555324 A CN112555324 A CN 112555324A
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- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/30—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium with solid or semi-solid material, e.g. pasty masses, as damping medium
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- 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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/002—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising at least one fluid spring
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- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
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- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
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- 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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/04—Friction
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to an elastic cement buffer based on a metal rubber-disc spring, which comprises a single cylinder body, wherein a piston rod is arranged in the single cylinder body, the inner end of the piston rod is fixedly connected with a metal rubber damping adjustment type piston, a first buffer group is arranged on the inner side of the single cylinder body with the metal rubber damping adjustment type piston, and a second buffer group sleeved on the piston rod is arranged on the outer side of the single cylinder body with the metal rubber damping adjustment type piston; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group. The structure is compact, and the device can bear larger impact load under the condition that the installation environment is limited, and has better energy absorption rate.
Description
Technical Field
The invention relates to an elastic cement buffer based on metal rubber-disc springs and a working method thereof, belonging to the technical field of buffering.
Background
For mechanical devices in a high-strength impact environment, such as a coupler of a railway vehicle, a gun weapon launching buffer, an aircraft landing gear, building structure shock absorption and the like, the high-performance and large-bearing buffer is a necessary device for improving the working reliability and the service life of the whole system.
The traditional buffer has the advantages of unreasonable structural design, poor bearing and low energy absorption rate.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide an elastic cement buffer based on a metal rubber-disc spring and a working method thereof, and the elastic cement buffer is simple in structure, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: an elastic cement buffer based on a metal rubber-disc spring comprises a single cylinder body, wherein a piston rod is arranged in the single cylinder body, the inner end of the piston rod is fixedly connected with a metal rubber damping adjustment type piston, a first buffer group is arranged on the inner side of the single cylinder body with the metal rubber damping adjustment type piston, and a second buffer group sleeved on the piston rod is arranged on the outer side of the single cylinder body with the metal rubber damping adjustment type piston; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group.
Preferably, the piston with the metal rubber damping adjustment function comprises a metal rubber throttling ring and a baffle plate which are sequentially and fixedly connected to the piston from inside to outside through countersunk bolts, m throttling round holes and countersunk bolt holes are uniformly distributed in the piston, countersunk bolt mounting through holes are formed in the metal rubber throttling ring, and m throttling round holes and countersunk holes are formed in the baffle plate.
Preferably, the first metal rubber is disc-shaped as a whole, and the second metal rubber is annular as a whole.
Preferably, a cylinder cover is arranged at the outer end part of the single cylinder body, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the single cylinder body, a small gap is reserved between the metal rubber damping adjustment type piston and the inner wall of the single cylinder body to form a piston annular gap.
A working method of an elastic cement buffer based on a metal rubber-disc spring is carried out according to the following steps: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
The other elastic cement buffer based on the metal rubber-disc spring comprises a left cylinder body and a right cylinder body which are coaxially arranged, wherein the left cylinder body and the right cylinder body are separated by a partition plate with a throttling hole, and the partition plate with the throttling hole is provided with m throttling round holes; piston rods are arranged in the left cylinder body and the right cylinder body respectively, the inner ends of the piston rods are fixedly connected with metal rubber damping adjusting type pistons, first buffer groups are arranged on the inner sides of the metal rubber damping adjusting type pistons of the cylinder bodies, and second buffer groups sleeved on the piston rods are arranged on the outer sides of the metal rubber damping adjusting type pistons of the cylinder bodies; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group.
Preferably, all include metal rubber restrictor ring, the baffle that links firmly on the piston in proper order from inside to outside through countersunk head bolt through the metal rubber damping regulation type piston, evenly arrange m throttle round hole, countersunk head bolt hole on the piston, be equipped with countersunk head bolt installation through-hole on the metal rubber restrictor ring, be equipped with m throttle round hole, countersunk head hole on the baffle.
Preferably, the first metal rubber is disc-shaped as a whole, and the second metal rubber is ring-shaped as a whole.
Preferably, the outer ends of the left cylinder body and the right cylinder body are respectively provided with a cylinder cover, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the cylinder body, small gaps are reserved between the metal rubber damping adjustment type piston and the inner wall of the cylinder body, and a piston annular gap is formed.
The other working method of the elastic cement buffer based on the metal rubber-disc spring comprises the following steps: in the left and right cylinders: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
Compared with the prior art, the invention has the following beneficial effects: the structure is compact, the disc spring can work under the condition of limited installation environment, the disc spring is compounded with the metal rubber, and the interior of the disc spring is filled with the elastic daub, so that on one hand, the friction energy consumption of the deformation of the disc spring and the metal rubber is increased, on the other hand, the metal rubber has a porous throttling effect on the elastic daub, the energy absorption rate reaches over 80 percent, the disc spring can be quickly reset, and the service life is long; bear larger impact load and have better energy absorption rate.
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 example 1 of the present invention.
Fig. 2 is a perspective view of embodiment 1 of the present invention.
Fig. 3 is a perspective view of the piston rod.
Fig. 4 is a perspective view of a metal rubber restrictor ring.
Fig. 5 is a perspective view of the baffle.
FIG. 6 is a top view of the first buffer set.
Fig. 7 is a sectional view B-B of fig. 6.
FIG. 8 is a top view of the second buffer set.
Fig. 9 is a sectional view a-a of fig. 8.
FIG. 10 is a schematic configuration diagram of example 2 of the present invention.
Fig. 11 is a perspective view of embodiment 2 of the present invention.
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 11, an elastic cement buffer based on a metal rubber-disc spring comprises a single cylinder body 1, a piston rod 2 is arranged inside the single cylinder body, the inner end of the piston rod is fixedly connected with a metal rubber damping adjustment type piston 3, a first buffer group 4 is arranged on the inner side of the single cylinder body with the metal rubber damping adjustment type piston, and a second buffer group 5 which is sleeved on the piston rod is arranged on the outer side of the single cylinder body with the metal rubber damping adjustment type piston; the first buffer group consists of at least two layers of disc springs 6 and first metal rubber 7 positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber 8 positioned between the disc springs; an elastic daub 9 is arranged between the metal rubber damping adjusting piston and the first buffer group. The plurality of first buffer groups can adopt involution or superposition. The plurality of second buffer groups can adopt involution or superposition.
In the embodiment of the invention, the piston 20 with the metal rubber damping adjustment comprises a metal rubber throttling ring 11 and a baffle 12 which are sequentially and fixedly connected to the piston from inside to outside through a countersunk head bolt 10, m throttling round holes (m is more than or equal to 2) and countersunk head bolt holes 13 are uniformly distributed on the piston, a countersunk head bolt mounting through hole 14 is formed in the metal rubber throttling ring, and m throttling round holes 15 and countersunk head holes 16 are formed in the baffle.
In the embodiment of the invention, the first metal rubber is disc-shaped as a whole, and the second metal rubber is ring-shaped as a whole.
In the embodiment of the invention, the outer end part of the single cylinder body is provided with a cylinder cover 17, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the single cylinder body, a small gap is reserved between the metal rubber damping adjustment type piston and the inner wall of the single cylinder body to form a piston annular gap.
In the embodiment of the invention, the metal rubber throttling ring, the first metal rubber and the second metal rubber are formed by winding metal wires, stretching, weaving, blank manufacturing and cold stamping, and are subjected to surface physical and chemical treatment to obtain a uniform elastic porous substance for elastic cement throttling damping, and the formed metal rubber is subjected to physical and chemical treatment such as ultrasonic cleaning, sintering and the like.
The diameter of the metal wire is 0.03-2 mm, the diameter of a wound spiral coil is 10-15 times that of the metal wire, the metal wire is made of austenitic stainless steel 1Cr18Ni9Ti or 0Cr18Ni9Ti and used for elastic cement throttling damping, and the formed metal rubber is subjected to physical and chemical treatment such as ultrasonic cleaning and sintering; in the first buffer group, the number of layers of the disc springs is 2-4, and the number of layers of the first metal rubber is 1-3; in the second buffer group, the number of layers of the disc springs is 2-4, and the number of layers of the second metal rubber is 1-3.
A working method of an elastic cement buffer based on a metal rubber-disc spring is carried out according to the following steps: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
The other elastic cement buffer based on the metal rubber-disc spring comprises a left cylinder body 18 and a right cylinder body 19 which are coaxially arranged, wherein the left cylinder body and the right cylinder body are separated by a partition plate 21 with a throttling hole, and the partition plate with the throttling hole is provided with m throttling round holes; piston rods are arranged in the left cylinder body and the right cylinder body respectively, the inner ends of the piston rods are fixedly connected with metal rubber damping adjusting type pistons, first buffer groups are arranged on the inner sides of the metal rubber damping adjusting type pistons of the cylinder bodies, and second buffer groups sleeved on the piston rods are arranged on the outer sides of the metal rubber damping adjusting type pistons of the cylinder bodies; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group. The plurality of first buffer groups can adopt involution or superposition. The plurality of second buffer groups can adopt involution or superposition.
In another embodiment of the invention, the metal rubber damping adjustment type pistons respectively comprise a metal rubber throttling ring and a baffle plate which are sequentially and fixedly connected to the piston from inside to outside through countersunk head bolts, m throttling round holes and countersunk head bolt holes are uniformly distributed on the piston, countersunk head bolt mounting through holes are formed in the metal rubber throttling ring, and m throttling round holes and countersunk head holes are formed in the baffle plate.
In another embodiment of the present invention, the first metal rubbers are all disc-shaped as a whole, and the second metal rubbers are all circular ring-shaped as a whole.
In another embodiment of the invention, the outer ends of the left cylinder body and the right cylinder body are both provided with a cylinder cover, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the cylinder body, small gaps are reserved between the metal rubber damping adjustment type piston and the inner wall of the cylinder body, and a piston annular gap is formed.
In another embodiment of the present invention, the metal rubber throttling ring, the first metal rubber, and the second metal rubber are formed by wire winding, drawing, knitting, blank making, cold stamping, and surface physicochemical treatment to obtain a uniform elastic porous substance for elastic cement throttling damping, and the formed metal rubber is subjected to physicochemical treatment such as ultrasonic cleaning and sintering.
The diameter of the metal wire is 0.03-2 mm, the diameter of a wound spiral coil is 10-15 times that of the metal wire, the metal wire is made of austenitic stainless steel 1Cr18Ni9Ti or 0Cr18Ni9Ti and used for elastic cement throttling damping, and the formed metal rubber is subjected to physical and chemical treatment such as ultrasonic cleaning and sintering; in the first buffer group, the number of layers of the disc springs is 2-4, and the number of layers of the first metal rubber is 1-3; in the second buffer group, the number of layers of the disc springs is 2-4, and the number of layers of the second metal rubber is 1-3.
The other working method of the elastic cement buffer based on the metal rubber-disc spring comprises the following steps: in the left and right cylinders: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
The piston with the metal rubber is designed, and by utilizing the elastic porous characteristic of the metal rubber, metal wires in the piston are mutually wound, the porosity is adjusted along with the pre-tightening force, and the piston has a high-performance throttling damping effect to perform throttling. The structure is compact, the disc spring can work under the condition of limited installation environment, the disc spring is compounded with the metal rubber, and the interior of the disc spring is filled with the elastic daub, so that on one hand, the friction energy consumption of the deformation of the disc spring and the metal rubber is increased, on the other hand, the metal rubber has a porous throttling effect on the elastic daub, the energy absorption rate reaches over 80 percent, the disc spring can be quickly reset, and the service life is long; bear larger impact load and have better energy absorption rate.
The present invention is not limited to the above preferred embodiments, and various other types of metal rubber-disc spring-based elastic cement dampers and methods for operating the same can be obtained by anyone who can use 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 (10)
1. The utility model provides an elasticity clay buffer based on metal rubber-dish spring which characterized in that: the single cylinder body is provided with a piston rod inside, the inner end of the piston rod is fixedly connected with a metal rubber damping adjustment type piston, a first buffer group is arranged on the inner side of the metal rubber damping adjustment type piston of the single cylinder body, and a second buffer group sleeved on the piston rod is arranged on the outer side of the metal rubber damping adjustment type piston of the single cylinder body; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group.
2. The metal rubber-disc spring-based elastomeric snubber of claim 1, wherein: the piston with the metal rubber damping adjustment function comprises a metal rubber throttling ring and a baffle plate which are sequentially and fixedly connected onto the piston from inside to outside through countersunk bolts, wherein m throttling round holes and countersunk bolt holes are uniformly distributed in the piston, countersunk bolt mounting through holes are formed in the metal rubber throttling ring, and m throttling round holes and countersunk holes are formed in the baffle plate.
3. The metal rubber-disc spring-based elastomeric snubber of claim 1, wherein: the first metal rubber is disc-shaped as a whole, and the second metal rubber is ring-shaped as a whole.
4. The metal rubber-disc spring-based elastomeric snubber of claim 1, wherein: the outer end part of the single cylinder body is provided with a cylinder cover, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the single cylinder body, a small gap is reserved between the metal rubber damping adjustment type piston and the inner wall of the single cylinder body to form a piston annular gap.
5. A method of operating a metal rubber-disc spring based elastomeric snubber of any one of claims 1-4, comprising the steps of: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
6. The utility model provides an elasticity clay buffer based on metal rubber-dish spring which characterized in that: the device comprises a left cylinder body and a right cylinder body which are coaxially arranged, wherein the left cylinder body and the right cylinder body are separated by a partition plate with a throttling hole, and m throttling round holes are formed in the partition plate with the throttling hole; piston rods are arranged in the left cylinder body and the right cylinder body respectively, the inner ends of the piston rods are fixedly connected with metal rubber damping adjusting type pistons, first buffer groups are arranged on the inner sides of the metal rubber damping adjusting type pistons of the cylinder bodies, and second buffer groups sleeved on the piston rods are arranged on the outer sides of the metal rubber damping adjusting type pistons of the cylinder bodies; the first buffer group consists of at least two layers of disc springs and first metal rubber positioned between the disc springs, and the second buffer group consists of at least two layers of disc springs and second metal rubber positioned between the disc springs; elastic daub is arranged between the metal rubber damping adjusting piston and the first buffer group.
7. The metal rubber-disc spring-based elastomeric snubber of claim 6, wherein: have metal rubber damping regulation type piston and all include metal rubber restrictor ring, the baffle of linking firmly on the piston in proper order from inside to outside through countersunk head bolt, evenly arrange m throttle round hole, countersunk head bolt hole on the piston, be equipped with countersunk head bolt installation through-hole on the metal rubber restrictor ring, be equipped with m throttle round hole, countersunk head hole on the baffle.
8. The metal rubber-disc spring-based elastomeric snubber of claim 6, wherein: the first metal rubber is disc-shaped as a whole, and the second metal rubber is ring-shaped as a whole.
9. The metal rubber-disc spring-based elastomeric snubber of claim 6, wherein: the outer ends of the left cylinder body and the right cylinder body are respectively provided with a cylinder cover, and the outer end of the piston rod is connected with equipment needing buffering; when the metal rubber damping adjustment type piston is assembled in the cylinder body, small gaps are reserved between the metal rubber damping adjustment type piston and the inner wall of the cylinder body, and a piston annular gap is formed.
10. A method of operating a metal rubber-disc spring based elastomeric snubber of any one of claims 6-9, comprising the steps of: in the left and right cylinders: the damping adjusting piston with metal rubber and the metal rubber throttling ring generate a synergistic damping buffering effect with the elastic daub; the first metal rubber and the elastic daub generate a hydraulic damping buffer effect; the first metal rubber, the second metal rubber and the disc spring generate friction energy dissipation effects; the elastic cement buffer based on the metal rubber-disc spring has a multiple damping synergistic buffering effect, and specifically comprises the following steps: under the action of external impact force, the elastic daub enters the other side through the piston annular gap and the throttling round hole, and the metal rubber damping adjusting type piston with the metal rubber damping adjusting type piston and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect; under the continuous action of external force, the piston with the metal rubber damping adjustment type collides with the disc spring, the first metal rubber and the elastic daub generate a hydraulic damping buffering action, and a first buffering group consisting of the first metal rubber and the disc spring generates a friction energy dissipation action; when the external force impact disappears, the piston with the metal rubber damping adjustment type and the piston rod restore to the original state under the action of the elastic daub and the disc spring, and in the process, a second buffer group formed by second metal rubber and the disc spring generates a friction energy dissipation effect; the damping adjusting type piston with the metal rubber damping and the metal rubber throttling ring generate a synergistic damping effect with the elastic daub to generate a buffering effect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110036267.6A CN112555324A (en) | 2021-01-12 | 2021-01-12 | Elastic cement buffer based on metal rubber-disc spring and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110036267.6A CN112555324A (en) | 2021-01-12 | 2021-01-12 | Elastic cement buffer based on metal rubber-disc spring and working method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294404A (en) * | 2021-04-20 | 2021-08-24 | 上海机电工程研究所 | Momentum and energy absorbing device shared by rubber and daub |
| CN114151498A (en) * | 2021-12-08 | 2022-03-08 | 福州大学 | Magnetic current variable high-damping shock absorber based on metal rubber porous material and shock absorption method thereof |
| CN117387442A (en) * | 2023-12-08 | 2024-01-12 | 中国兵器工业试验测试研究院 | Buffer gear with two-way system is moved back and is advanced function |
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2021
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113294404A (en) * | 2021-04-20 | 2021-08-24 | 上海机电工程研究所 | Momentum and energy absorbing device shared by rubber and daub |
| CN114151498A (en) * | 2021-12-08 | 2022-03-08 | 福州大学 | Magnetic current variable high-damping shock absorber based on metal rubber porous material and shock absorption method thereof |
| CN114151498B (en) * | 2021-12-08 | 2022-08-12 | 福州大学 | Magnetic current variable high-damping shock absorber based on metal rubber porous material and shock absorption method thereof |
| CN117387442A (en) * | 2023-12-08 | 2024-01-12 | 中国兵器工业试验测试研究院 | Buffer gear with two-way system is moved back and is advanced function |
| CN117387442B (en) * | 2023-12-08 | 2024-04-26 | 中国兵器工业试验测试研究院 | Buffer gear with two-way system is moved back and is advanced function |
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