CN102588482A - Moderate transition method for variable stiffness of composite rubber stopping block and composite rubber stopping block - Google Patents
Moderate transition method for variable stiffness of composite rubber stopping block and composite rubber stopping block Download PDFInfo
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- CN102588482A CN102588482A CN2012100367172A CN201210036717A CN102588482A CN 102588482 A CN102588482 A CN 102588482A CN 2012100367172 A CN2012100367172 A CN 2012100367172A CN 201210036717 A CN201210036717 A CN 201210036717A CN 102588482 A CN102588482 A CN 102588482A
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Abstract
The invention relates to a moderate transition method for the variable stiffness of a composite rubber stopping block and the composite rubber stopping block; an upper rubber stopping block and a nylon board are used for forming a composite rubber stopping structure; an elastic rubber object and a hard metal stopping block are made into the upper rubber stopping block through integral vulcanization; the elastic rubber object is arranged in a middle hollow core of the hard metal stopping block; the upper rubber stopping block and the nylon board are assembled together in a bonding manner; after the elastic rubber object of the upper rubber stopping block and the nylon board are assembled together in a bonding manner, a main inner cavity and an auxiliary inner cavity are ensured to be formed between the upper rubber stopping block and the nylon board; the volume of the main inner cavity is the volume of rubber deformation when the variable stiffness changes; and when the variable stiffness of the composite rubber stopping block changes, the moderate transition of the variable stiffness is realized by using the auxiliary inner cavity for containing a part of elastic rubber object.
Description
Technical field
The invention belongs to a kind of operational method and product of damping means product, particularly a kind of operational method that refers to the non-linear rubber backstop of the hard backstop of combined type band and products thereof; Be mainly used in the rubber elastic element of bogie of various kinds of vehicles vehicle, particularly in the secondary suspension system of bullet train, also go for the spacing positions of any damping elastomer such as engineering machinery simultaneously.
Background technique
Rubber backstop is the compound vibration damping limit element of using always of a kind of rubber-metal, can be widely used in the spacing place of various vibration dampings, especially in the bogie of rolling stock, uses very general.Wherein use most often single stop configurations.Filling type backstop is again to realize the most frequently used structure of big non-linear displacement in single stop configurations.Filling type backstop has its some characteristics; It is the use that their performance can satisfy various operating modes basically that shortcoming, characteristics are also arranged simultaneously, and shortcoming is; The transition that relaxes very much when the change rigidity that requires product; Or require product self to realize hard backstop function, or when requiring to change easily non-linear rigidity flex point (rigidity take place increase suddenly starting point), this structure just is difficult to meet the demands.
Along with the development of rolling stock technology, the particularly development of speed car technology, vehicle hanging spare need satisfy the dynamics requirement of vehicle better; The variable rigidity property of rubber backstop requires also increasingly high; Relax transition when requiring rubber backstop realize to become rigidity, self can realize the function of hard backstop, and when being relatively easy to change the rigidity flex point; Existing rubber backstop can't satisfy these requirements, and this rubber backstop that just needs a kind of new structure of research is to satisfy these requirements.
Summary of the invention
The objective of the invention is to deficiency to existing rubber backstop; Provide a kind of rubber backstop easy to assembly; Can realize becoming rigidity again and relax the hard backstop function of transition zone, and change novel backstop rubber elastic element operational method of rigidity flex point and products thereof easily; This kind technological scheme was both easy to assembly, can realize becoming rigidity again and relax transition, can also self realize hard backstop function, and changed product change rigidity flex point easily.
The present invention solves the problems of the technologies described above the technological scheme that is adopted to be: a kind of compounded rubber backstop operational method; Rubber backstop and nylon sheet are combined into compound stop configurations in the employing; An elastic rubbery body and metallic hard backstop are made into rubber backstop through the integral body sulfuration; Elastic rubbery body is positioned at the intermediate hollow of metallic hard backstop; And last rubber backstop and nylon sheet are assembled together with bonding, and guarantee after last rubber backstop elastic rubbery body and nylon sheet are assembled together with boning, to understand a main inner cavity of formation and a secondary inner cavity between last rubber backstop and nylon sheet; And main inner cavity volume is the volume of rubber deformation when becoming the rigidity flex point, when compounded rubber backstop becomes the rigidity flex point, will realize becoming the mitigation transition of rigidity transition through secondary inner cavity receiver portion elastic rubbery body.
Preferably; Main inner cavity forms through following method with secondary interior sky; To go up rubber backstop and nylon sheet and be assembled together, and guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, and make the nylon sheet middle part form a nylon sheet convex to upper process with bonding; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
When last rubber backstop deformation displacement reached the height difference between the upper-end surface of elastic rubbery body end face and metallic hard backstop, car structure contacted with metallic hard backstop, and product reaches maximum distortion.
Regulate the formed volume of nylon sheet groove through regulating nylon sheet boss height, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through the size of regulating the nylon sheet boss; Regulate the largest deformation amount of whole rubber backstop through the height difference between the upper-end surface of regulating elastic rubbery body end face and metallic hard backstop; Profile through regulating sizing material consistency and elasticity rubber body is regulated the initial stiffness of whole rubber backstop; Adopt nylon sheet to alleviate product weight.
According to the compounded rubber backstop that said method proposed, comprise rubber backstop and nylon sheet, the said rubber backstop that goes up comprises metallic hard backstop and elastic rubbery body, wherein, metallic hard backstop goes up rubber backstop through connecting as one to become with the elastic rubbery body sulfuration; Last rubber backstop and nylon sheet are assembled into compounded rubber backstop through bonding, and guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, and make the nylon sheet middle part form the nylon sheet convex to upper process; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
As further improvement of the present invention, said elastic rubbery body end face and side, side and metallic hard backstop joint are arc transition, can reduce rubber stress.
As further improvement of the present invention, said metallic hard backstop bottom one side has bottom groove, the drainage of gas when being convenient to the rubber compression.
As further improvement of the present invention, said fastening glue is a Lip river moral fastening glue.
The invention has the advantages that: after upward rubber backstop and nylon sheet are assembled through Lip river moral fastening glue bonding; Realize the product initial stiffness through last rubber backstop; After last rubber backstop deformation displacement made main inner cavity be filled completely, rubber began to contact with the middle boss of nylon sheet, and rigidity begins to rise; Realize becoming rigidity and relax transition, stream of rubber is to nylon sheet groove and upper groove; When last rubber backstop deformation displacement reached the height difference between the upper-end surface of elastic rubbery body end face and metallic hard backstop, car structure contacted with metallic hard backstop, and product reaches maximum distortion; Regulate main inner cavity volume through regulating nylon sheet boss height, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that product becomes rigidity through the size of regulating the nylon sheet boss; Height difference through between the upper-end surface of regulating elastic rubbery body end face and metallic hard backstop is regulated product largest deformation amount; Profile through regulating sizing material consistency and elasticity rubber body is regulated the product initial stiffness; Metallic hard backstop bottom one side has the drainage of bottom groove air when making things convenient for the rubber compression; Elastic rubbery body end face and side, side and metallic hard backstop joint all adopt arc transition to reduce rubber stress; Last rubber backstop and nylon sheet adopt Lip river moral 305 fastening glue bonding; Adopt nylon sheet to alleviate product weight.
Description of drawings
Fig. 1 is the structural representation of the specific embodiment of the invention;
Fig. 2 is a rubber stop configurations schematic representation on the specific embodiment of the invention;
Fig. 3 is a specific embodiment of the invention nylon sheet structural representation;
Among the figure: 1, rubber elastomer; 2, metallic hard backstop; 3, nylon sheet; 4, go up rubber backstop; 5, bottom groove.
Embodiment
In order to be illustrated more clearly in technological scheme of the present invention, will further the present invention be made an explanation through the description of embodiment and accompanying drawing below.Obviously, embodiment in describing below and accompanying drawing only are part instances of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing and embodiment according to these accompanying drawings.
Can find out through accompanying drawing 1 and the present invention relates to a kind of compounded rubber backstop operational method; Rubber backstop and nylon sheet are combined into compound stop configurations in the employing; An elastic rubbery body and metallic hard backstop are made into rubber backstop through the integral body sulfuration; Elastic rubbery body is positioned at the intermediate hollow of metallic hard backstop; And last rubber backstop and nylon sheet are assembled together with bonding, and guarantee after last rubber backstop elastic rubbery body and nylon sheet are assembled together with boning, to understand a main inner cavity of formation and a secondary inner cavity between last rubber backstop and nylon sheet; And main inner cavity volume is the volume of rubber deformation when becoming the rigidity flex point, when compounded rubber backstop becomes the rigidity flex point, will realize becoming the mitigation transition of rigidity transition through secondary inner cavity receiver portion elastic rubbery body.
Preferably; Main inner cavity forms through following method with secondary interior sky; To go up rubber backstop and nylon sheet and be assembled together, and guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, and make the nylon sheet middle part form a nylon sheet convex to upper process with bonding; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
When last rubber backstop deformation displacement reached the height difference between the upper-end surface of elastic rubbery body end face and metallic hard backstop, car structure contacted with metallic hard backstop, and product reaches maximum distortion.
Regulate the formed volume of nylon sheet groove through regulating nylon sheet boss height, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through the size of regulating the nylon sheet boss; Regulate the largest deformation amount of whole rubber backstop through the height difference between the upper-end surface of regulating elastic rubbery body end face and metallic hard backstop; Profile through regulating sizing material consistency and elasticity rubber body is regulated the initial stiffness of whole rubber backstop; Adopt nylon sheet to alleviate product weight.
According to the compounded rubber backstop that said method proposed, comprise rubber backstop and nylon sheet, the said rubber backstop that goes up comprises metallic hard backstop and elastic rubbery body, wherein, metallic hard backstop goes up rubber backstop through connecting as one to become with the elastic rubbery body sulfuration; Last rubber backstop and nylon sheet are assembled into compounded rubber backstop through bonding, and guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, and make the nylon sheet middle part form the nylon sheet convex to upper process; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
As further improvement of the present invention, said elastic rubbery body end face and side, side and metallic hard backstop joint are arc transition, can reduce rubber stress.
As further improvement of the present invention, said metallic hard backstop bottom one side has bottom groove, the drainage of gas when being convenient to the rubber compression.
As further improvement of the present invention, said fastening glue is a Lip river moral fastening glue.
Embodiment one
Accompanying drawing 1-3 has provided a specific embodiment of the present invention; Can find out through accompanying drawing and the present invention relates to the non-linear rubber backstop of the hard backstop of a kind of combined type band assembling method; Rubber backstop and nylon sheet are assembled into compound stop configurations in the employing; Elastic rubbery body and metallic hard backstop are made into rubber backstop through the integral body sulfuration; To go up rubber backstop and nylon sheet again and be assembled together with the fastening glue bonding, and guarantee that on the nylon sheet volume being arranged is the groove of V1, forming the high H of being, a diameter at the nylon sheet middle part is the boss of D; Forming volume between the boss end face in the middle of the bottom surface of last rubber backstop and the nylon sheet is the space of V2, and this volume V2 is the volume of rubber deformation when becoming the rigidity flex point, and this volume V2 is determined by the height H of rubber elastomer bottom shape and nylon sheet middle part boss; One groove is arranged between metallic hard backstop and the elastic rubbery body, and volume is V3, and the space of V1 and V3 is that V2 is filled the space that full rubber afterwards can flow, the retentivity of boss diameter D decision change rigidity transition in the middle of the nylon sheet; Simultaneously a spatial joint clearance H1 is arranged between elastic rubbery body end face and metallic hard backstop, this gap H1 is the maximum displacement of product; After last rubber backstop and nylon sheet are assembled through Lip river moral 305 fastening glue bonding; Realize linear rigidity through last rubber backstop; After last rubber backstop deformation displacement made volume V2 be filled completely, rubber began to contact with the middle boss of nylon sheet, and rigidity begins to rise; Realize becoming rigidity and relax transition, stream of rubber is to volume V1 and V3; When last rubber backstop deformation displacement reached H1, car structure contacted with metallic hard backstop, and product reaches maximum distortion.Come adjusted volume V1 through regulating nylon sheet boss height H, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through regulating nylon sheet boss diameter D; Regulate product largest deformation amount through regulating air clearance H1; Profile through regulating sizing material consistency and elasticity rubber body is regulated the product initial stiffness; Adopt nylon sheet to alleviate product weight.
Shown in accompanying drawing; A specific embodiment like the non-linear rubber backstop of the above-mentioned hard backstop of a kind of combined type band assembling method; The non-linear rubber backstop of the hard backstop of a kind of combined type band comprises rubber backstop 4 and nylon sheet 3, and last rubber backstop 4 is assembled through Lip river moral fastening glue bonding with nylon sheet 3; Wherein, metallic hard backstop 2 connects as one to become with elastic rubbery body 1 sulfuration and goes up rubber backstop 4, is arc transition between the end face of said elastic rubbery body 1 and side, side and the metallic hard backstop; Said metallic hard backstop 2 bottom surfaces one side has groove, the drainage of gas when being convenient to the rubber compression; It is the groove of V3 that one volume is arranged between said metallic hard backstop 2 and the rubber elastomer 1; Having a circle body on the said nylon sheet 3 long-pending is the V1 groove, and making the nylon sheet middle part form the high H of being, a diameter is the boss of D; It is the space of V2 that the said end face of going up rubber backstop 4 bottom surfaces and nylon sheet 3 middle part boss forms volume.
Of Fig. 1; Last rubber backstop and nylon sheet through the assembling of Lip river moral fastening glue bonding after, realize linear rigidity through last rubber backstop, when last rubber backstop deformation displacement make volume V2 be filled full after; Rubber begins to contact with the middle boss of nylon sheet; Rigidity begins to rise, and realizes becoming rigidity and relaxes transition, and stream of rubber is to volume V1 and V3; When last rubber backstop deformation displacement reached H1, car structure contacted with metallic hard backstop, and product reaches maximum distortion.Come adjusted volume V1 through regulating nylon sheet boss height H, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through regulating nylon sheet boss diameter D; Regulate product largest deformation amount through regulating air clearance H1; Profile through regulating sizing material consistency and elasticity rubber body is regulated the product initial stiffness; Adopt nylon sheet to alleviate product weight.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Its characteristics are: go up rubber backstop and nylon sheet and bond together through fastening glue; It is the space of V2 that last rubber backstop bottom surface and nylon sheet middle part boss end face have volume, and this volume V2 is the volume of rubber deformation when becoming the rigidity flex point; Product carries hard backstop function, and an air clearance H1 is arranged between metallic hard backstop and the rubber elastomer end face, and this gap H1 is the maximum displacement of product; Have a circle body long-pending for having the circle groove that volume is V1 on the groove nylon sheet of V3 between metallic hard backstop and the rubber elastomer, making the nylon sheet middle part form height is the boss of D for H, diameter; Be arc transition between rubber elastomer end face and side, side and the metallic hard backstop; Metallic hard backstop bottom surface one side has exhaust groove; Adopt nylon sheet to alleviate product weight.
The invention has the advantages that: after upward rubber backstop and nylon sheet are assembled through Lip river moral fastening glue bonding; Realize linear rigidity through last rubber backstop; After last rubber backstop deformation displacement made volume V2 be filled completely, rubber began to contact with the middle boss of nylon sheet, and rigidity begins to rise; Realize becoming rigidity and relax transition, stream of rubber is to volume V1 and V3; When last rubber backstop deformation displacement reached H1, car structure contacted with metallic hard backstop, and product reaches maximum distortion.Come adjusted volume V1 through regulating nylon sheet boss height H, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through regulating nylon sheet boss diameter D; Regulate product largest deformation amount through regulating air clearance H1; Profile through regulating sizing material consistency and elasticity rubber body is regulated the product initial stiffness; Metallic hard backstop bottom surface one side has exhaust groove, the drainage of gas when being convenient to the rubber compression; Rubber elastomer end face and side, side and metallic hard backstop adopt arc transition, rubber stress in the time of can reducing the product use.Structurally mainly contain following characteristics:
1, the whole sulfuration of elastic rubbery body and metallic hard backstop is made into rubber backstop; Last rubber backstop and nylon sheet are assembled into rubber backstop with the fastening glue bonding; It is the groove of V1 that there is a volume on the nylon sheet surface, and making the nylon sheet middle part form a height is H, and diameter is the boss of D; The space of volume V2 is arranged between last rubber backstop bottom surface and the boss plane, nylon sheet middle part, and this volume V2 is the volume of rubber deformation when becoming the rigidity flex point, and this volume V2 is determined by the height H of rubber elastomer bottom shape and nylon sheet middle part boss; One groove is arranged between metallic hard backstop and the elastic rubbery body, and volume is V3, and the space of V1 and V3 is that V2 is filled the space that full rubber afterwards can flow, the retentivity of boss diameter D decision change rigidity transition in the middle of the nylon sheet; One spatial joint clearance H1 is arranged between elastic rubbery body end face and the metallic hard backstop, and this gap H1 is the maximum displacement of product; During product work, at first go up the work of rubber backstop the product linear rigidity is provided, after last rubber backstop deformation displacement makes volume V2 be filled completely; Rubber begins to contact with the middle boss of nylon sheet; Rigidity begins to rise, and realizes becoming rigidity and relaxes transition, and stream of rubber is to volume V1 and V3; When last rubber backstop deformation displacement reached H1, car structure contacted with metallic hard backstop, and product reaches maximum distortion.Come adjusted volume V1 through regulating nylon sheet boss height H, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through regulating nylon sheet boss diameter D; Regulate product largest deformation amount through regulating air clearance H1; Profile through regulating sizing material consistency and elasticity rubber body is regulated the product initial stiffness.
2, metallic hard backstop bottom one side has exhaust groove, the drainage of air when being convenient to the rubber compression.
3, adopt arc transition between rubber elastomer end face and side, side and the metallic hard backstop, the rubber stress in the time of can reducing product and use increases product working life.
4, product carries metallic hard backstop function.
5, adopt nylon sheet to alleviate product weight.
Claims (8)
1. compounded rubber backstop operational method; Rubber backstop and nylon sheet are combined into compound stop configurations in the employing; It is characterized in that: an elastic rubbery body and metallic hard backstop are made into rubber backstop through the integral body sulfuration; Elastic rubbery body is positioned at the intermediate hollow of metallic hard backstop; And last rubber backstop and nylon sheet are assembled together with bonding, and guarantee after last rubber backstop elastic rubbery body and nylon sheet are assembled together with boning, to understand a main inner cavity of formation and a secondary inner cavity between last rubber backstop and nylon sheet; And main inner cavity volume is the volume of rubber deformation when becoming the rigidity flex point, when compounded rubber backstop becomes the rigidity flex point, will realize becoming the mitigation transition of rigidity transition through secondary inner cavity receiver portion elastic rubbery body.
2. compounded rubber backstop operational method as claimed in claim 1; It is characterized in that: described main inner cavity and secondary interior sky are through forming through following method; To go up rubber backstop and nylon sheet is assembled together with bonding; And guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, make the nylon sheet middle part form a nylon sheet convex to upper process; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
3. compounded rubber backstop operational method as claimed in claim 2; It is characterized in that: when last rubber backstop deformation displacement reaches the height difference between the upper-end surface of elastic rubbery body end face and metallic hard backstop; Car structure contacts with metallic hard backstop, and product reaches maximum distortion.
4. compounded rubber backstop operational method as claimed in claim 2 is characterized in that: regulate the formed volume of nylon sheet groove through regulating nylon sheet boss height, thereby regulate the flex point that product becomes rigidity; Regulate the retentivity that becomes the rigidity transition through the size of regulating the nylon sheet boss; Regulate the largest deformation amount of whole rubber backstop through the height difference between the upper-end surface of regulating elastic rubbery body end face and metallic hard backstop; Profile through regulating sizing material consistency and elasticity rubber body is regulated the initial stiffness of whole rubber backstop; Adopt nylon sheet to alleviate product weight.
5. compounded rubber backstop that realizes the said compounded rubber backstop of claim 1 operational method; Comprise rubber backstop and nylon sheet; The said rubber backstop that goes up comprises metallic hard backstop and elastic rubbery body; Wherein, metallic hard backstop goes up rubber backstop through connecting as one to become with the elastic rubbery body sulfuration; Last rubber backstop and nylon sheet are assembled into compounded rubber backstop through bonding, and guarantee between nylon sheet surface and the last rubber backstop nylon sheet groove is arranged, and make the nylon sheet middle part form the nylon sheet convex to upper process; The bottom surface of last rubber backstop elastic rubbery body is an inner concave, forms an inner cavity between inner concave and the boss plane, nylon sheet middle part, and the volume of inner cavity is the volume of rubber deformation when becoming the rigidity flex point; The volume of inner cavity is determined by the height of rubber elastomer bottom shape and nylon sheet middle part boss; Also there is a upper groove top and elastic rubbery body connecting part in metallic hard backstop; The formed space of nylon sheet groove and upper groove is that the formed inner cavity of inner concave and nylon sheet boss plane, middle part is filled the space that full rubber afterwards can flow; And the decision of boss size becomes the retentivity of rigidity transition in the middle of the nylon sheet; Simultaneously between the upper-end surface of elastic rubbery body end face and metallic hard backstop, a height difference is arranged, this height difference is the maximum displacement of last rubber backstop elastic rubbery body; After last rubber backstop and nylon sheet are assembled through bonding; Realize linear rigidity through last rubber backstop, after last rubber backstop deformation displacement made the formed inner cavity of inner concave and nylon sheet boss plane, middle part be filled completely, elastic rubbery body began to contact with the middle boss of nylon sheet; Rigidity begins to rise; Because nylon sheet groove and upper groove on also having on last rubber backstop and the nylon sheet, elastic rubbery body will flow to nylon sheet groove and upper groove, realize becoming rigidity and relax transition.
6. compounded rubber as claimed in claim 5 is characterized in that: said elastic rubbery body end face and side, side and metallic hard backstop joint are arc transition, can reduce rubber stress.
7. compounded rubber as claimed in claim 5 is characterized in that: said metallic hard backstop bottom one side has bottom groove, the drainage of gas when being convenient to the rubber compression.
8. compounded rubber as claimed in claim 5 is characterized in that: said fastening glue is a Lip river moral fastening glue.
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| CN201210036717.2A CN102588482B (en) | 2012-02-20 | 2012-02-20 | Moderate transition method for variable stiffness of composite rubber stopping block and composite rubber stopping block |
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| CN201210036717.2A CN102588482B (en) | 2012-02-20 | 2012-02-20 | Moderate transition method for variable stiffness of composite rubber stopping block and composite rubber stopping block |
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| CN103244589A (en) * | 2013-05-29 | 2013-08-14 | 株洲时代新材料科技股份有限公司 | Method for controlling inflexion point position and upward trend of stopper stiffness and stopper |
| JP2015182565A (en) * | 2014-03-24 | 2015-10-22 | 東洋ゴム工業株式会社 | Stopper for railway vehicle |
| CN106246779A (en) * | 2016-08-16 | 2016-12-21 | 安徽神剑科技股份有限公司 | Rubber spring lateral stiffness stop and be mounted with the rubber spring of this stop |
| CN106476835A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of vertical backstop with wearing plate and the method preventing steel spring fracture |
| CN106476838A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of normal contact prevents the method for steel spring fracture and vertical backstop |
| CN106627637A (en) * | 2015-11-04 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Designing method and product of backstop capable of changing stiffness repeatedly |
| CN107891880A (en) * | 2017-11-03 | 2018-04-10 | 中车青岛四方机车车辆股份有限公司 | A kind of horizontal backstop of track train |
| CN110375026A (en) * | 2019-07-18 | 2019-10-25 | 株洲时代新材料科技股份有限公司 | A kind of variation rigidity hourglass spring and rigidity-changing method |
| CN110454532A (en) * | 2019-08-29 | 2019-11-15 | 株洲时代新材料科技股份有限公司 | A kind of nonlinear variable-stiffness compounded rubber backstop method and compounded rubber backstop |
| CN113602312A (en) * | 2021-07-20 | 2021-11-05 | 株洲时代瑞唯减振装备有限公司 | Method for preventing vertical stop in primary rubber pad set from falling off |
| CN113642113A (en) * | 2021-08-26 | 2021-11-12 | 株洲时代瑞唯减振装备有限公司 | Design method of transverse stop |
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943835B (en) * | 2012-12-07 | 2014-12-24 | 株洲时代新材料科技股份有限公司 | Elastic buffer |
| CN102943835A (en) * | 2012-12-07 | 2013-02-27 | 株洲时代新材料科技股份有限公司 | Elastic buffer |
| CN103244589A (en) * | 2013-05-29 | 2013-08-14 | 株洲时代新材料科技股份有限公司 | Method for controlling inflexion point position and upward trend of stopper stiffness and stopper |
| CN103244589B (en) * | 2013-05-29 | 2014-11-05 | 株洲时代新材料科技股份有限公司 | Method for controlling inflexion point position and upward trend of stopper stiffness and stopper |
| JP2015182565A (en) * | 2014-03-24 | 2015-10-22 | 東洋ゴム工業株式会社 | Stopper for railway vehicle |
| CN106476838B (en) * | 2015-08-28 | 2018-09-07 | 株洲时代新材料科技股份有限公司 | A kind of method that normal contact prevents steel spring to be broken and vertical backstop |
| CN106476835B (en) * | 2015-08-28 | 2018-10-19 | 株洲时代新材料科技股份有限公司 | A method of the vertical backstop with wearing plate and prevent steel spring be broken |
| CN106476835A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of vertical backstop with wearing plate and the method preventing steel spring fracture |
| CN106476838A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of normal contact prevents the method for steel spring fracture and vertical backstop |
| CN106627637A (en) * | 2015-11-04 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Designing method and product of backstop capable of changing stiffness repeatedly |
| CN106246779A (en) * | 2016-08-16 | 2016-12-21 | 安徽神剑科技股份有限公司 | Rubber spring lateral stiffness stop and be mounted with the rubber spring of this stop |
| CN107891880A (en) * | 2017-11-03 | 2018-04-10 | 中车青岛四方机车车辆股份有限公司 | A kind of horizontal backstop of track train |
| CN110375026A (en) * | 2019-07-18 | 2019-10-25 | 株洲时代新材料科技股份有限公司 | A kind of variation rigidity hourglass spring and rigidity-changing method |
| CN110375026B (en) * | 2019-07-18 | 2021-10-01 | 株洲时代瑞唯减振装备有限公司 | Variable-rigidity hourglass spring and rigidity changing method |
| CN110454532A (en) * | 2019-08-29 | 2019-11-15 | 株洲时代新材料科技股份有限公司 | A kind of nonlinear variable-stiffness compounded rubber backstop method and compounded rubber backstop |
| CN110454532B (en) * | 2019-08-29 | 2021-06-25 | 株洲时代瑞唯减振装备有限公司 | Nonlinear variable-stiffness composite rubber stop method and composite rubber stop |
| CN113602312A (en) * | 2021-07-20 | 2021-11-05 | 株洲时代瑞唯减振装备有限公司 | Method for preventing vertical stop in primary rubber pad set from falling off |
| CN113642113A (en) * | 2021-08-26 | 2021-11-12 | 株洲时代瑞唯减振装备有限公司 | Design method of transverse stop |
| CN113642113B (en) * | 2021-08-26 | 2023-10-03 | 株洲时代瑞唯减振装备有限公司 | Method for designing transverse stop |
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Effective date of registration: 20200604 Address after: 412007 No.301, physical and chemical building, Liyu Industrial Park, no.639, Heilongjiang Road, Tianyuan District, Zhuzhou City, Hunan Province Patentee after: Zhuzhou Times Ruiwei damping equipment Co., Ltd Address before: 412007 No. 18 Haitian Road, Tianyuan District, Hunan, Zhuzhou Patentee before: Zhuzhou Times New Material Technology Co.,Ltd. |