WO2006033169A1 - エンジンマウント - Google Patents
エンジンマウント Download PDFInfo
- Publication number
- WO2006033169A1 WO2006033169A1 PCT/JP2004/015427 JP2004015427W WO2006033169A1 WO 2006033169 A1 WO2006033169 A1 WO 2006033169A1 JP 2004015427 W JP2004015427 W JP 2004015427W WO 2006033169 A1 WO2006033169 A1 WO 2006033169A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vehicle body
- connecting member
- fixture
- engine
- bolt
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
-
- 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
- F16F1/3842—Method of assembly, production or treatment; Mounting thereof
- F16F1/3849—Mounting brackets therefor, e.g. stamped steel brackets; Restraining links
Definitions
- the present invention provides a first fixture
- a cylindrical second fixture located below the first fixture
- An anti-vibration base made of a rubber-like elastic material for connecting the first attachment and the second attachment;
- a connecting member for connecting the first fixture to the engine in the left-right direction of the vehicle body is connected to the upper end of the first fixture
- a stagger fitting surrounding the first connecting end of the connecting member with respect to the first fixture is connected to the second fixture
- connection brackets for connecting the second attachment tool to the vehicle body frame are provided, and a pair of bolt through holes for connection bolts are formed at a second connection end of the connection member for the engine.
- the connecting member connects the first mounting tool and the engine in the left-right direction of the vehicle body, and the connecting bracket connects the second mounting tool and the vehicle body frame.
- the vibration of the engine is absorbed by a vibration isolating base made of rubber-like elastic material.
- the connecting member that connects the first mounting tool and the engine is formed in a rectangular arm shape that is slightly bent in the front-rear direction of the vehicle body in plan view, as disclosed in Patent Document 1. It had been.
- Patent Document 1 Japanese Unexamined Patent Publication No. 2000-220687
- the engine mount is subjected to a large rotational force around the axial center along the left-right direction of the vehicle body, for example, when the vehicle is suddenly started.
- the connecting member that connects the first mounting tool and the engine is formed in a rectangular arm shape. The rigidity of the connecting end of the connecting member with respect to can not be increased, and it is difficult to sufficiently resist the rotational force.
- An object of the present invention is to provide an engine mount that can increase the durability of a connecting member.
- a feature of the present invention is that
- a cylindrical second fixture located below the first fixture
- An anti-vibration base made of a rubber-like elastic material for connecting the first attachment and the second attachment;
- a connecting member for connecting the first fixture to the engine in the left-right direction of the vehicle body is connected to the upper end of the first fixture
- a stagger fitting surrounding the first connecting end of the connecting member with respect to the first fixture is connected to the second fixture
- connection brackets for connecting the second attachment tool to the vehicle body frame are provided, and a pair of bolt through holes for connection bolts are formed at a second connection end of the connection member for the engine.
- the pair of bolt holes are arranged in a direction along the front-rear direction of the vehicle body,
- a first connecting member portion in which one bolt through hole located on the front side in a direction along the front-rear direction of the vehicle body and the other bolt located on the rear side are formed.
- a second connecting member portion formed with a through-hole projecting in a direction along the front-rear direction of the vehicle body,
- the outer peripheral surface of the first connecting member portion and the outer peripheral surface of the second connecting member portion are each formed in an arc shape concentric with the bolt insertion hole,
- An arcuate outer peripheral surface of the first connecting member portion and a first side surface of the first connecting end portion that is formed so as to face the front side of the vehicle body and are received by the stagger fitting are curved. Smoothly connected via an arc-shaped side surface, formed so as to face the arc-shaped outer peripheral surface of the second connecting member portion and the rear side of the vehicle body, and received by the staggered metal fitting The second side surface of the first connecting end is smoothly connected to the second side surface via a curved arc-shaped side surface.
- the pair of bolt insertion holes are arranged in the direction along the front-rear direction of the vehicle body, and the first connection member portion and the second connection member portion are along the front-rear direction of the vehicle body. Since it protrudes in the direction, the distance between the pair of bolt holes in the direction along the front-rear direction of the vehicle body can be increased.
- the second connecting end has a structure that is strong against the rotational force around the axial center along the left-right direction of the vehicle body.For example, when the vehicle suddenly starts, the second connecting end is large around the axial center along the left-right direction of the vehicle body. Even if a rotational force is applied, it can sufficiently resist the rotational force.
- the outer peripheral surface of the first connecting member portion and the outer peripheral surface of the second connecting member portion are each formed in an arc shape concentric with the bolt insertion hole, and the outer peripheral surface of the first connecting member portion;
- the first side surface of the first connecting end that is formed to face the front side of the vehicle body and is received by the stopper fitting is smoothly connected via the curved arc-shaped side surface, and the second connecting member portion
- the outer peripheral surface and the second side surface of the first connecting end that is formed so as to face the rear side of the vehicle body and are received by the stopper fitting are smoothly connected via a curved arc-shaped side surface.
- the stagger fitting when the first connecting end portion of the connecting member is covered with the stubber rubber, the stagger fitting can receive the first connecting end portion via the stubber rubber.
- FIG. 1, FIG. 2, FIG. 3, and FIG. 4 show an engine mount M that is interposed between the engine E and the vehicle body frame 20 to absorb the vibration of the engine E.
- This engine mount M is composed of a stepped columnar first fixture 1, a cylindrical second fixture 2 located on the lower side U of the first fixture 1, and a rubber-like elastic material connecting them.
- an anti-vibration substrate 3 comprising: [0012]
- the second fixture 2 includes a ring-shaped support bracket 4 on which the vibration-proof base 3 is vulcanized, and an upper end portion that is externally fitted to the support bracket 4, and a partially spherical diaphragm 5 in the lower end side opening.
- the first metal fitting 6 is formed by vulcanization, and the second metal fitting 50 is formed by press-fitting the first metal fitting 6.
- the anti-vibration base 3 is formed in a truncated cone shape, and a hollow portion with a constriction is formed at the lower end thereof.
- a liquid enclosure 7 is formed between the diaphragm 5 and the vibration isolator base 3.
- the liquid enclosure 7 is divided into a first liquid chamber 7A on the vibration isolator 3 side and a second liquid chamber 7B on the diaphragm 5 side.
- a partition body 8 for partitioning and an orifice 9 for communicating the first liquid chamber 7A and the second liquid chamber 7B are provided.
- the partition body 8 is fitted to the disc-shaped partition plate 10 made of a rubber film and the lower end portion of the cylindrical first metal fitting 6, and the outer peripheral portion of the cutting plate 10 is vulcanized and bonded to the inner peripheral portion. It consists of a circular ring-shaped partition member 11.
- the ring-shaped support bracket 4 is placed on the upper surface of the partition member 11.
- the partition member 11 also serves as an orifice forming member, and the orifice 9 is located between the outer peripheral portion of the partition member 11 and the inner peripheral portion of the cylindrical first metal fitting 6.
- a connecting member 15 that connects the first mounting tool 1 to the bracket 55 of the engine E in the left-right direction B of the vehicle body is connected to the upper end 1 C of the first mounting tool 1 by a first connecting bolt 35.
- a stagger fitting 18 surrounding the first connecting end 12 of the connecting member 15 to the first mounting tool 1 is connected to the second mounting tool 2, and the connecting member 15 to the engine E 15 is also shown in FIGS.
- a pair of bolt insertion holes 23 A and 23 B for the pair of second connection bolts 14 C and 14 D are formed in the second connection end portion 13.
- the first connecting end 12 is covered with a bag-like stopper rubber 16. Further, the lower half portion of the second connection end portion 13 projects downward, and the second connection end portion 13 is thicker than the first connection end portion 12.
- connection brackets 21 made of sheet metal for connecting the second mounting tool 2 to the vehicle body frame 20 are welded and fixed to the cylindrical second metal fitting 50.
- the second connecting end 13 of the connecting member 15 is located on the radially outer side of the second fixture 2 in plan view.
- a stepped bolt through hole 36 for the first connecting bolt 35 is formed in the first connecting end 12 of the connecting member 15, and the first connecting bolt 1 is provided with the first connecting bolt 1.
- a female thread portion 37 is formed in which 35 is screwed.
- a pair of positioning pins 39 protruding upward are provided on the upper end surface 38 of the first fixture 1.
- the pair of positioning pins 39 are positioned with the female screw portion 37 interposed therebetween.
- the first connecting end of the connecting member 15 The part 12 is formed with a pair of positioning holes 40 into which the pair of positioning pins 39 are inserted separately.
- the pair of bolt insertion holes 23A, 23B are arranged in the first direction A along the longitudinal direction of the vehicle body, and the first direction A of the pair of bolt insertion holes 23A, 23B is The first connecting member portion 28 in which one bolt insertion hole 23A positioned on the front side D1 is formed and the second connecting member portion 29 in which the other bolt insertion hole 23B positioned on the rear side D2 is formed. Project in the first direction A.
- the first connecting member portion 28 and the second connecting member portion 29 are located in the vicinity of the outer peripheral surface 33 of the second fixture 2 (see FIG. 4).
- the staggered metal fitting 18 has a lower end portion 17 connected to an upper end portion of the cylindrical second metal fitting 50, and stands up from the cylindrical second metal fitting 50.
- the stopper fitting 18 is provided with a pair of stagger portions 25C and 25D for a first side surface 24C and a second side surface 24D, which will be described later, and a stopper portion 27 for the upper end surface 26 of the first connecting end portion 12.
- the outer peripheral surface 28C of the first connecting member portion 28 and the outer peripheral surface 29C of the second connecting member portion 29 are formed in an arc shape concentric with the bolt insertion holes 23A and 23B, respectively.
- the outer peripheral surface 28C of the first connecting member portion 28 and the first side surface 24C of the first connecting end 12 that is formed to face the front A1 side of the vehicle body and are received by the stopper fixture 18 are First, which is smoothly connected via a curved arc-shaped side surface 30, is formed so as to face the outer peripheral surface 29 C of the second connecting member portion 29 and the rear side A 2 of the vehicle body, and is received by the stagger fitting.
- the second side surface 24D of the connecting end 12 is smoothly connected via a curved arc-shaped side surface 31.
- the first side surface 24C and the second side surface 24D are orthogonal to the first direction A. That is, it is configured on a surface along the left-right direction B of the vehicle body.
- the stopper parts 25C, 25D (specifically, the stopper faces of the stopper parts 25C, 25D) are also formed on the surface along the left-right direction B of the vehicle body, and are positioned parallel to the first side surface 24C 'and the second side surface 24D. .
- the third side surface 32 between the first side surface 24C and the second side surface 24D bulges out in an arc shape.
- the present invention can be used for an engine mount for supporting an engine such as an automobile.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Manufacturing & Machinery (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Combined Devices Of Dampers And Springs (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006536304A JPWO2006033169A1 (ja) | 2004-09-21 | 2004-10-19 | エンジンマウント |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-274096 | 2004-09-21 | ||
JP2004274096 | 2004-09-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006033169A1 true WO2006033169A1 (ja) | 2006-03-30 |
Family
ID=36089936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/015427 WO2006033169A1 (ja) | 2004-09-21 | 2004-10-19 | エンジンマウント |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPWO2006033169A1 (ja) |
WO (1) | WO2006033169A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011220434A (ja) * | 2010-04-08 | 2011-11-04 | Toyo Tire & Rubber Co Ltd | 防振装置 |
US10393213B2 (en) | 2017-03-16 | 2019-08-27 | Sumitomo Riko Company Limited | Vibration-damping device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11278064A (ja) * | 1998-03-30 | 1999-10-12 | Tokai Rubber Ind Ltd | マウント用ブラケット |
JP2000220687A (ja) * | 1999-01-29 | 2000-08-08 | Bridgestone Corp | 防振装置 |
-
2004
- 2004-10-19 JP JP2006536304A patent/JPWO2006033169A1/ja active Pending
- 2004-10-19 WO PCT/JP2004/015427 patent/WO2006033169A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11278064A (ja) * | 1998-03-30 | 1999-10-12 | Tokai Rubber Ind Ltd | マウント用ブラケット |
JP2000220687A (ja) * | 1999-01-29 | 2000-08-08 | Bridgestone Corp | 防振装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011220434A (ja) * | 2010-04-08 | 2011-11-04 | Toyo Tire & Rubber Co Ltd | 防振装置 |
US10393213B2 (en) | 2017-03-16 | 2019-08-27 | Sumitomo Riko Company Limited | Vibration-damping device |
Also Published As
Publication number | Publication date |
---|---|
JPWO2006033169A1 (ja) | 2008-05-15 |
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