WO2014141929A1 - 防振装置 - Google Patents
防振装置 Download PDFInfo
- Publication number
- WO2014141929A1 WO2014141929A1 PCT/JP2014/055337 JP2014055337W WO2014141929A1 WO 2014141929 A1 WO2014141929 A1 WO 2014141929A1 JP 2014055337 W JP2014055337 W JP 2014055337W WO 2014141929 A1 WO2014141929 A1 WO 2014141929A1
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- WIPO (PCT)
- Prior art keywords
- inner member
- axial direction
- outer cylinder
- rubber
- elastic body
- Prior art date
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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
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/3863—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type characterised by the rigid sleeves or pin, e.g. of non-circular cross-section
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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
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
Definitions
- the present invention relates to a vibration isolator used for, for example, an automobile engine mount.
- an anti-vibration device is provided as a type of anti-vibration coupling body or anti-vibration support body that is interposed between members constituting a vibration transmission system such as a power unit and a vehicle body and mutually anti-vibration-connects these members.
- This vibration isolator has a structure in which, for example, an inner member is inserted into an outer cylinder member, and the inner member and the outer cylinder member are elastically connected by a main rubber elastic body.
- the spring in the direction perpendicular to the axis is the compression spring component and the tension spring component of the main rubber elastic body.
- the dynamic spring constant can be set high, it is difficult to set the dynamic spring constant high because the axial spring is the shear spring component of the main rubber elastic body.
- Patent Document 1 an inner member is extended to the outside of the outer cylinder member in the axial direction, and a first flange portion provided at an extended portion of the inner member, and an outer cylinder member A structure has been proposed in which the second flange portions provided at the end portions in the axial direction are opposed to each other in the axial direction, and the first flange portion and the second flange portion are elastically connected in the axial direction with a connecting rubber. According to this, since the dynamic spring constant in the axial direction can be set high based on the compression spring component and the tension spring component of the connecting rubber, the degree of freedom is high not only in the direction perpendicular to the axis but also in the axial direction. Can be adjusted.
- the inner member may be attached to the outer cylinder depending on the shape of the inner member, as shown in FIG. Since it is necessary to extend in the axial direction with respect to the member and to protrude largely outward in the axial direction, there is a possibility that an increase in axial dimension, an increase in weight, or the like becomes a problem. In addition, it is necessary to form the first flange portion for supporting the connecting rubber on the inner member, and there may be a problem that the inner member further increases in weight, becomes complicated in shape, or the like.
- the present invention has been made in the background of the above-mentioned circumstances, and the problem to be solved is that it is possible to set the dynamic spring constant in the direction perpendicular to the axis and the axial direction with a high degree of freedom and to make the axial direction compact. It is another object of the present invention to provide a vibration isolator having a novel structure that can be realized.
- the end of the inner member is inserted into the outer cylinder member, and the end of the inner member and the outer cylinder member are elastically connected in the direction perpendicular to the axis by the main rubber elastic body.
- a support piece that protrudes toward the inner peripheral side and faces one end surface in the axial direction of the inner member is integrally formed.
- the outer cylindrical member support piece is elastically connected in the axial direction by a connecting rubber provided between the opposing surfaces.
- the vibration isolator having the structure according to the first aspect, it is possible to set a relatively high spring constant in the direction perpendicular to the axis by the compression spring component and the tension spring component of the main rubber elastic body, A relatively high spring constant can be set in the axial direction by the compression spring component and the tension spring component of the connecting rubber. As a result, the degree of freedom in setting the spring ratio in the direction perpendicular to the axis and in the axial direction is increased, and a higher degree of response can be achieved with the required vibration isolation characteristics.
- the connecting rubber is disposed between the axially opposing surfaces of the end surface of the inner member inserted and arranged in the outer cylinder member and the support piece of the outer cylinder member, the axial direction by disposing the connecting rubber An increase in size is prevented.
- the inner member has a recess formed on one end face in the axial direction, and the connecting rubber is fixed to the inner surface of the recess. It is what has been.
- the connecting rubber is fixed to the inner surface of the recess, the free length of the connecting rubber and the rubber volume can be largely secured without requiring an increase in size in the axial direction, and the connecting rubber can be connected.
- the durability of rubber is improved.
- weight reduction by removing the inner member can be realized at the same time.
- the recess is formed by partially opening in the circumferential direction on the outer peripheral surface of the inner member.
- the main rubber elastic body is fixed to the outer peripheral surface of the concave portion at a position away from the opening of the recess in the circumferential direction.
- the connecting rubber it becomes easier to fix the connecting rubber by forming the recess in the notch shape, and the inner rubber member is fixed to the inner member at the position where the main rubber elastic body is out of the recess.
- the main rubber elastic body can be secured in a large area, and a spring perpendicular to the axis can be obtained efficiently.
- the main rubber elastic body and the connecting rubber are substantially arranged with respect to a central axis of the inner member. Is located on the opposite side.
- the inner member is elastically connected to the outer cylindrical member by the main rubber elastic body and the connecting rubber on both sides of the central axis, the inner member and the outer cylindrical member are axially or axially connected. This makes it difficult for a torsional displacement and a torsional displacement to occur with respect to an input in a direction perpendicular to the axis, and the desired vibration isolation performance can be obtained easily and effectively.
- the connecting rubber is integrally formed with the main rubber elastic body.
- the connecting rubber and the main rubber elastic body are integrally formed by, for example, forming a rubber elastic body integrally connecting the connecting rubber and the main rubber elastic body on the inner member surface or the inner peripheral surface of the outer cylinder member. It is realized by doing.
- a bracket member is fitted to the outer tubular member at a tubular portion, and the bracket A reinforcing piece that is overlapped from the outside in the axial direction with respect to the support piece of the outer tubular member is provided at one end of the tubular portion in the axial direction of the member.
- the support piece provided on the outer cylinder member is reinforced by the reinforcement piece, so that it is difficult to be deformed when an axial load is input, and damage to the support piece is avoided.
- the axial spring is effectively exhibited.
- a lightweight aluminum alloy or the like can be adopted as a material for forming the outer cylinder member.
- the weight can be reduced.
- a rubber layer is provided between the overlapping surfaces of the support piece of the outer cylinder member and the reinforcement piece of the bracket member. It is what.
- the error of the relative position in the overlapping direction of the support piece and the reinforcing piece due to the dimensional tolerance of the member is allowed by the elastic deformation in the thickness direction of the rubber layer. For example, it is possible to avoid problems such as a hitting sound caused by the contact between the support piece and the reinforcing piece at the time of input in the axial direction.
- the support piece formed at the axial end portion of the outer cylindrical member is disposed to face the inner member in the axial direction, and the support piece and the axial end surface of the inner member are connected rubber. It is elastically connected in the axial direction. Accordingly, since the axial spring is set based on the compression spring component and the tension spring component of the connecting rubber, it is possible to set a relatively large spring constant in the axial direction. The degree of freedom in adjusting the spring ratio in the perpendicular direction can be improved. And since the axial direction end surface of the inner member inserted in the outer cylinder member is elastically connected with a support piece with a connection rubber, the enlargement in an axial dimension is also avoided.
- the rear view of the engine mount shown by FIG. The top view of the engine mount shown by FIG. IV-IV sectional drawing of FIG.
- the rear view of the inner member which comprises the engine mount shown by FIG. The top view of the inner member shown by FIG. FIG. 6 is a left side view of the inner member shown in FIG. 5.
- the front view of the outer cylinder member which comprises the engine mount shown by FIG. IX-IX sectional view of FIG.
- the rear view of the mount main body which comprises the engine mount shown by FIG.
- the front view of the outer bracket which comprises the engine mount shown by FIG.
- the engine mount 10 includes a mount main body 11, and the mount main body 11 has a structure in which an inner member 12 and an outer cylindrical member 14 are elastically connected by a main rubber elastic body 16.
- the vertical direction is the vertical direction in FIG. 1 that is the vertical vertical direction when the vehicle is mounted
- the horizontal direction is the horizontal direction in FIG. 1 that is the horizontal direction in the vehicle when mounted.
- the direction, the front-rear direction refers to the up-down direction in FIG.
- the inner member 12 is a high-rigidity member formed of iron, aluminum alloy, or the like, and has one end in the axial direction (left side in FIG. 6) as shown in FIGS.
- the fixing portion 18 constituting the portion and the mounting portion 20 constituting the other end portion in the axial direction (right side in FIG. 6) are integrally provided.
- the adhering portion 18 has a solid block shape in which a lower portion has a tapered shape with a gradually narrowing downward, and a concave portion 22 is formed at one end portion in the axial direction.
- the concave portion 22 is formed on one end face in the axial direction of the fixing portion 18 and is partially opened on the outer peripheral surface on the periphery of the fixing portion 18. Opened on top. Furthermore, the concave portion 22 is widened at the lower portion upward, and a large width is secured at the upper portion.
- a stopper projection 24 that projects downward is integrally formed at the other axial end of the fixing portion 18. Furthermore, a groove portion 26 that opens in the upper surface and extends in the axial direction is formed in a portion of the fixing portion 18 that constitutes the wall portion on the front side of the concave portion 22, and is in contact with both sides in the width direction across the groove portion 26. Each portion 28 is formed.
- the mounting portion 20 has a solid block shape extending in the vertical direction with a substantially constant cross-sectional shape, and includes a bolt hole 30 penetrating vertically.
- the mounting portion 20 is integrally formed so as to protrude from the fixing portion 18 to the other axial direction.
- the outer cylinder member 14 is a high-rigidity member made of iron, aluminum alloy or the like, like the inner member 12, and has a thin-walled large-diameter cylindrical shape as shown in FIGS. ing.
- the outer cylinder member 14 may be cylindrical, in the present embodiment, the outer cylinder member 14 has a long cylindrical shape, and flat plate portions 32 extending in the axial direction with a predetermined width are formed on both upper and lower sides.
- an inner flange portion 34 that protrudes toward the inner peripheral side is integrally formed at one end in the axial direction of the outer cylindrical member 14 over the entire periphery.
- the inner flange portion 34 has a large protruding amount toward the inner peripheral side in the upper flat plate portion 32, and a flat plate-like support piece 36 is formed at the portion that extends in the direction perpendicular to the axis toward the inner peripheral side.
- a flange-like portion 38 that protrudes to the outer peripheral side is integrally provided at the other end portion in the axial direction of the outer cylindrical member 14.
- the fixing portion 18 constituting the end portion of the inner member 12 is inserted and arranged on the inner peripheral side of the outer cylinder member 14, and the inner member 12 is fixed.
- the portion 18 and the outer cylindrical member 14 are elastically connected in the direction perpendicular to the axis by the main rubber elastic body 16.
- the main rubber elastic body 16 extends vertically between the inner member 12 and the outer cylinder member 14, gradually increases in the circumferential direction downward, and is axial with respect to the central portion in the circumferential direction. By forming the straight portion 40 penetrating at the bottom, a pair of legs are inclined so as to expand downward in the circumferential direction.
- the upper end portion of the main rubber elastic body 16 is vulcanized and bonded to the lower portion of the inner member 12 having a tapered shape, and the lower end portion of the flat plate portion 32 is lower than the inner peripheral surface of the outer cylindrical member 14. It is vulcanized and bonded on both sides in the circumferential direction.
- the mount main body 11 is formed as an integral vulcanization molded product of the main rubber elastic body 16 including the inner member 12 and the outer cylindrical member 14.
- the main rubber elastic body 16 is fixed to the outer peripheral surface (upper and lower surfaces and front and rear surfaces) of the inner member 12 at a position away from the opening of the recess 22 in the circumferential direction. Further, the stopper protrusion 24 of the inner member 12 protrudes toward the inside of the straight portion 40 at the center portion in the circumferential direction.
- the inner peripheral surface of the outer cylinder member 14 is covered with a covering rubber 42 that is formed substantially integrally with the main rubber elastic body 16. Furthermore, the covering rubber 42 is partially thickened at the circumferential center portion of the straight portion 40, and the stopper rubber 44 protruding toward the stopper protrusion 24 of the inner member 12 is integrated with the covering rubber 42. Is formed. Then, the stopper protrusion 24 of the inner member 12 and the outer cylinder member 14 come into contact with each other via the stopper rubber 44, thereby constituting a bound stopper means for limiting the amount of relative displacement of the inner member 12 relative to the outer cylinder member 14 downward. Has been.
- the stopper protrusion 24 of the inner member 12 is covered with a lower buffer rubber 46 that is integrally formed with the main rubber elastic body 16.
- upper cushioning rubbers 48 integrally formed with the main rubber elastic body 16 are fixed to the upper surfaces of the contact protrusions 28, 28 of the inner member 12, respectively, and the contact protrusions 28, 28 and the outer cylinder are fixed.
- Rebound stopper means for restricting the amount of upward relative displacement of the inner member 12 with respect to the outer cylinder member 14 is configured by the member 14 abutting through the upper cushioning rubbers 48, 48.
- left and right cushion rubbers 50 and 52 integrally formed with the main rubber elastic body 16 are fixed to the left and right sides sandwiching the inner member 12, so that the inner member 12 and the outer cylinder member 14 are left and right.
- Left and right stopper means for restricting the amount of relative displacement between the inner member 12 and the outer cylinder member 14 in the left-right direction is configured.
- the fixing portion 18 of the inner member 12 and the support piece 36 of the outer cylindrical member 14 are disposed at positions overlapping each other in the axial projection, and the axial end surface of the fixing portion 18 is arranged.
- the inner surface in the axial direction of the support piece 36 is opposed to the axial direction at a predetermined distance.
- the support piece 36 protrudes from the upper flat plate portion 32 of the outer cylindrical member 14, and the protruding tip portion of the support piece 36 is in the vertical direction with respect to the upper end portion of the fixing portion 18 where the recess 22 opens.
- h is opposed to each other in the range of height
- a connecting rubber 54 is disposed between the fixing portion 18 and the support piece 36 that are disposed to face each other.
- the connecting rubber 54 is fixed to the inner surface of the concave portion 22 constituting the axial end surface of the fixing portion 18 and is fixed to the inner surface in the axial direction of the support piece 36 of the outer cylindrical member 14.
- 36 is elastically connected by a connecting rubber 54.
- the connecting rubber 54 of the present embodiment is integrally formed with the main rubber elastic body 16, so that the number of molding steps can be reduced and the number of parts can be reduced.
- the connecting rubber 54 has an upper surface spaced downward with respect to the inner peripheral surface of the outer cylindrical member 14 and a lower surface spaced upward with respect to the inner surface of the lower wall of the recess 22.
- the connecting rubber 54 is gradually inclined downward toward the inner member 12 in the axial direction, and both upper and lower surfaces are inclined. As a result, a large free length of the connecting rubber 54 is ensured to improve the durability of the connecting rubber 54, and the connecting rubber 54 is molded with a simple mold structure that is divided into two in the axial direction. In addition, the molding die can be easily removed from the surface of the connecting rubber 54.
- the connecting rubber 54 is positioned on the upper side with respect to the central axis m of the inner member 12 extending in the front-rear direction, and the main rubber elastic body 16 is positioned on the lower side.
- the connecting rubber 54 is positioned substantially opposite to the central axis m of the inner member 12, and the inner member 12 is elastically connected to the outer cylinder member 14 on both upper and lower sides.
- the elastic main shaft in the front-rear direction of the connecting rubber 54 is inclined downward (to the left in FIG. 4), the inner member 12 is moved vertically by the main rubber elastic body 16 and the connecting rubber 54. The positioning is held stably.
- the inner member 12 and the outer cylinder member 14 are elastically connected by the main rubber elastic body 16 in the direction perpendicular to the axis and elastically connected by the connection rubber 54 in the axial direction.
- the spring constant in the left-right direction are set mainly by the compression spring component and the tension spring component of the main rubber elastic body 16, and the spring constant in the axial direction (front-rear direction) is mainly set by the compression spring component of the connecting rubber 54. It is set by the tension spring component.
- an outer bracket 56 as a bracket member is attached to the mount body 11 having a structure in which the inner member 12 and the outer cylinder member 14 are elastically connected by the main rubber elastic body 16 and the connecting rubber 54.
- the outer bracket 56 is a fixed portion that is attached to a vehicle body (not shown) with respect to a long cylindrical cylindrical portion 58 having an inner peripheral surface substantially corresponding to the outer peripheral surface of the outer cylindrical member 14.
- 60 has a structure fixed by means of welding or the like.
- a plurality of bolt holes 62 are formed in the fixing portion 60.
- a reinforcing piece 64 protruding to the inner peripheral side is fixedly provided on the upper portion of the cylindrical portion 58.
- the reinforcing piece 64 has a flat plate shape extending in the direction perpendicular to the axis and extending to the left and right.
- the reinforcing piece 64 is superimposed on the axial end surface of the cylindrical portion 58 and fixed by means such as welding. The rigidity of the cylindrical portion 58 is fixed. It is enhanced by a reinforcing piece 64.
- the outer cylindrical member 14 of the mount main body 11 is press-fitted into the cylindrical portion 58 of the outer bracket 56, and the cylindrical portion 58 is fitted and fixed to the outer cylindrical member 14, whereby the outer bracket 56 is attached to the mount main body 11. It is attached. 4, the reinforcing piece 64 of the outer bracket 56 is overlapped with the supporting piece 36 of the outer cylindrical member 14 from the outside in the axial direction, and the deformation rigidity of the supporting piece 36 is increased by the reinforcing piece 64. As a result, deformation of the support piece 36 in the thickness direction is prevented.
- a rubber layer 66 integrally formed with the connecting rubber 54 is fixed to the outer surface in the axial direction of the support piece 36, and the rubber layer 66 is interposed between the overlapping surfaces of the support piece 36 and the reinforcing piece 64. Dimensional errors are allowed. Thereby, a gap between the overlapping surfaces of the support piece 36 and the reinforcing piece 64 is prevented, and a hitting sound or the like due to contact between the support piece 36 and the reinforcing piece 64 is avoided.
- the engine mount 10 having such a structure is fixed to the power unit side (not shown) by a mounting bolt (not shown) in which the mounting portion 20 of the inner member 12 is inserted into the bolt hole 30 and the fixing portion 60 of the outer bracket 56.
- a mounting bolt (not shown) inserted through the bolt hole 62, and the outer cylinder member 14 is attached to the vehicle body side via the outer bracket 56 so as to be mounted on the vehicle. It has become.
- a relatively high spring constant can be set by the compression spring component and the tension spring component of the main rubber elastic body 16 in the vertical direction and the left-right direction of the vehicle, and the power unit is appropriate.
- Anti-vibration is supported at the position, and the desired anti-vibration effect is exhibited for inputs such as up and down bounces and left and right rolls.
- the inner member 12 and the outer cylinder member 14 are elastically connected by the main rubber elastic body 16 below the central axis: m of the inner member 12 and above the central axis: m.
- the connecting rubber 54 is elastically connected.
- the inner member 12 is positioned more stably and elastically with respect to the outer cylinder member 14, and the inner member 12 causes a torsional displacement or a torsional displacement with respect to the outer cylinder member 14 when a load is input. Can be avoided, and the desired anti-vibration performance can be obtained.
- the connecting rubber 54 for setting the spring constant in the front-rear direction is arranged so that the axial end surface of the inner member 12 and the support piece 36 of the outer cylinder member 14 are opposed to each other, and the inner member 12 and the support member 36 are supported. Arranged between the pieces 36.
- the inner front end of the inner member 12 can be inserted and arranged without protruding outward in the axial direction with respect to the front front end of the outer cylindrical member 14, and the inner member 12 needs to be extended in the axial direction. Therefore, it is possible to reduce the size and weight in the axial direction.
- the recess 22 is formed at the front end surface in the axial direction with respect to the fixing portion 18 of the inner member 12, and the connecting rubber 54 is fixed to the inner surface of the recess 22.
- the rubber volume (free length) of the connecting rubber 54 can be sufficiently secured while avoiding an increase in size.
- the recess 22 has a notch shape that opens to the front end surface and the upper surface in the axial direction, vulcanization adhesion of the connecting rubber 54 to the recess 22 can be easily performed.
- the connection rubber 54 is arranged above the fixing portion 18. While securing a large installation space, the fixing surface of the main rubber elastic body 16 can be obtained large in the axial direction below the fixing portion 18. Therefore, the rubber volume of the connecting rubber 54 and the rubber volume of the main rubber elastic body 16 can both be increased, further improving the degree of freedom in tuning of the axial spring and the axially perpendicular spring, and only the connecting rubber 54. In the main rubber elastic body 16 as well, the durability is improved.
- the main rubber elastic body 16 and the connecting rubber 54 are integrally formed.
- the main rubber elastic body and the connecting rubber may be separate. That is, if different rubber materials are used for the main rubber elastic body and the connecting rubber, different required characteristics can be set.
- main rubber elastic body 16 and the connecting rubber 54 are merely examples, and for example, the main rubber elastic body may extend vertically without being divided on the circumference by the straight portion 40. A plurality of connecting rubbers may be formed on the circumference.
- the recess 22 is formed.
- the recess 22 is formed. It can be omitted.
- the shape of the recess is not particularly limited, and may be opened only on the axial end surface of the inner member, or may be opened on both the left and right sides in addition to the axial end surface and the upper surface.
- bracket member is provided as necessary and is not essential. Further, when the bracket member is provided, the reinforcing piece superimposed on the support piece may not be provided.
- the present invention can be applied not only to a vibration isolator for an automobile but also to a vibration isolator used for a motorcycle, a railway vehicle, an industrial vehicle, and the like.
- the scope of application of the present invention is not limited to engine mounts, and can be applied to motor mounts, body mounts, subframe mounts, and the like.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Springs (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
Description
Claims (7)
- インナ部材の端部をアウタ筒部材に挿入して、それらインナ部材の端部とアウタ筒部材とを本体ゴム弾性体によって軸直角方向に弾性連結した防振装置において、
前記アウタ筒部材の軸方向一方の端部には内周側に突出して前記インナ部材の軸方向一方の端面と対向する支持片が一体形成されており、それらインナ部材の端面とアウタ筒部材の支持片とが対向面間に設けられる連結ゴムによって軸方向に弾性連結されていることを特徴とする防振装置。 - 前記インナ部材には軸方向一方の端面に凹部が形成されており、該凹部の内面に前記連結ゴムが固着されている請求項1に記載の防振装置。
- 前記凹部が前記インナ部材の外周面に周方向で部分的に開口して形成されていると共に、該インナ部材の外周面において該凹部の開口部分を周方向で外れた位置に前記本体ゴム弾性体が固着されている請求項2に記載の防振装置。
- 前記本体ゴム弾性体と前記連結ゴムが、前記インナ部材の中心軸に対して実質的に反対側に位置せしめられている請求項1~3の何れか1項に記載の防振装置。
- 前記連結ゴムが前記本体ゴム弾性体と一体形成されている請求項1~4の何れか1項に記載の防振装置。
- 前記アウタ筒部材にはブラケット部材が筒状部において嵌着されており、該ブラケット部材における該筒状部の軸方向一方の端部には該アウタ筒部材の前記支持片に対して軸方向外側から重ね合わされる補強片が設けられている請求項1~5の何れか1項に記載の防振装置。
- 前記アウタ筒部材の前記支持片と前記ブラケット部材の前記補強片との重ね合わせ面間にゴム層が設けられている請求項6に記載の防振装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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DE112014001241.6T DE112014001241B4 (de) | 2013-03-12 | 2014-03-03 | Schwingungsdämpfungsvorrichtung |
CN201480009683.5A CN105074268B (zh) | 2013-03-12 | 2014-03-03 | 隔振装置 |
US14/710,242 US9382961B2 (en) | 2013-03-12 | 2015-05-12 | Vibration damping device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2013-048638 | 2013-03-12 | ||
JP2013048638A JP6002607B2 (ja) | 2013-03-12 | 2013-03-12 | 防振装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US14/710,242 Continuation US9382961B2 (en) | 2013-03-12 | 2015-05-12 | Vibration damping device |
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WO2014141929A1 true WO2014141929A1 (ja) | 2014-09-18 |
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PCT/JP2014/055337 WO2014141929A1 (ja) | 2013-03-12 | 2014-03-03 | 防振装置 |
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US (1) | US9382961B2 (ja) |
JP (1) | JP6002607B2 (ja) |
CN (1) | CN105074268B (ja) |
DE (1) | DE112014001241B4 (ja) |
WO (1) | WO2014141929A1 (ja) |
Families Citing this family (8)
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JP6510861B2 (ja) * | 2015-03-31 | 2019-05-08 | 住友理工株式会社 | 防振装置用アウタブラケットとそれを用いたブラケット付き防振装置 |
WO2018065677A1 (fr) * | 2016-10-06 | 2018-04-12 | Cooper Standard France | Support anti-vibratoire pour véhicule automobile et véhicule automobile muni de celui-ci |
KR102479485B1 (ko) * | 2016-12-13 | 2022-12-19 | 현대자동차주식회사 | 분산된 스토퍼들을 가지는 자동차의 트랜스미션 마운트 |
JP2019143718A (ja) | 2018-02-21 | 2019-08-29 | 住友理工株式会社 | 防振装置 |
JP7072543B2 (ja) * | 2019-07-12 | 2022-05-20 | 本田技研工業株式会社 | 防振ユニット取付構造 |
JP7487085B2 (ja) * | 2020-12-08 | 2024-05-20 | 住友理工株式会社 | 筒形防振装置 |
JP2022175117A (ja) * | 2021-05-12 | 2022-11-25 | 株式会社プロスパイラ | 防振装置 |
KR20230010288A (ko) * | 2021-07-12 | 2023-01-19 | 현대자동차주식회사 | 자동차용 트랜스미션 마운트 |
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JPH08268021A (ja) * | 1995-03-30 | 1996-10-15 | Toyoda Gosei Co Ltd | ブッシュ |
JP2004028250A (ja) * | 2002-06-27 | 2004-01-29 | Tokai Rubber Ind Ltd | 筒型マウント |
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JP2011144891A (ja) * | 2010-01-15 | 2011-07-28 | Honda Motor Co Ltd | 防振ブッシュ及び防振ブッシュの製造方法 |
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JP2534318B2 (ja) * | 1988-04-30 | 1996-09-11 | 日立工機株式会社 | 動力工具の防振ハンドル |
US5655758A (en) * | 1995-03-28 | 1997-08-12 | Toyoda Gosei Co., Ltd. | Bushing for vehicle suspension |
US5941511A (en) * | 1997-12-16 | 1999-08-24 | Ford Global Technologies, Inc. | Bushing apparatus |
JP3509602B2 (ja) * | 1998-03-23 | 2004-03-22 | 東海ゴム工業株式会社 | 防振装置 |
FR2818718B1 (fr) * | 2000-12-22 | 2003-07-25 | Hutchinson | Manchon antivibratoire et vehicule automobile comportant un tel manchon |
JP3858908B2 (ja) * | 2004-03-30 | 2006-12-20 | 東海ゴム工業株式会社 | エンジンマウント |
US8376331B2 (en) * | 2008-03-06 | 2013-02-19 | The Pullman Company | External shear-hub isolator |
US8066266B2 (en) * | 2008-03-06 | 2011-11-29 | The Pullman Company | End plated shear-hub isolator |
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2013
- 2013-03-12 JP JP2013048638A patent/JP6002607B2/ja active Active
-
2014
- 2014-03-03 CN CN201480009683.5A patent/CN105074268B/zh active Active
- 2014-03-03 DE DE112014001241.6T patent/DE112014001241B4/de active Active
- 2014-03-03 WO PCT/JP2014/055337 patent/WO2014141929A1/ja active Application Filing
-
2015
- 2015-05-12 US US14/710,242 patent/US9382961B2/en not_active Expired - Fee Related
Patent Citations (4)
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JPH08268021A (ja) * | 1995-03-30 | 1996-10-15 | Toyoda Gosei Co Ltd | ブッシュ |
JP2004028250A (ja) * | 2002-06-27 | 2004-01-29 | Tokai Rubber Ind Ltd | 筒型マウント |
JP2006132688A (ja) * | 2004-11-08 | 2006-05-25 | Nissan Motor Co Ltd | ブッシュ及びこのブッシュを用いたステアリング装置の支持構造 |
JP2011144891A (ja) * | 2010-01-15 | 2011-07-28 | Honda Motor Co Ltd | 防振ブッシュ及び防振ブッシュの製造方法 |
Also Published As
Publication number | Publication date |
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DE112014001241B4 (de) | 2019-02-14 |
US9382961B2 (en) | 2016-07-05 |
CN105074268A (zh) | 2015-11-18 |
US20150240901A1 (en) | 2015-08-27 |
JP2014173692A (ja) | 2014-09-22 |
JP6002607B2 (ja) | 2016-10-05 |
DE112014001241T5 (de) | 2016-01-21 |
CN105074268B (zh) | 2016-09-07 |
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