WO2013054450A1 - 車両用駆動装置 - Google Patents
車両用駆動装置 Download PDFInfo
- Publication number
- WO2013054450A1 WO2013054450A1 PCT/JP2011/073742 JP2011073742W WO2013054450A1 WO 2013054450 A1 WO2013054450 A1 WO 2013054450A1 JP 2011073742 W JP2011073742 W JP 2011073742W WO 2013054450 A1 WO2013054450 A1 WO 2013054450A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cover
- transaxle
- case
- support plate
- plate member
- Prior art date
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Classifications
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/025—Support of gearboxes, e.g. torque arms, or attachment to other devices
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- 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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/2186—Gear casings
Definitions
- the present invention relates to a vehicle drive device including a transaxle case and a mount device that supports the transaxle case, and more particularly to a technique in which the mount device is attached to a cover of the transaxle case.
- a cylindrical case having a predetermined width dimension and having at least one end in the width direction opened, and an opening of the cylindrical case are closed.
- a transaxle case that has a cover fixed to the opening of the cylindrical case and accommodates the transmission, and a mounting device that is mounted between the transaxle case and the vehicle body and supports the transaxle case Some have In Patent Document 1, the mounting device is attached between an upper portion of the cylindrical case in the transaxle case and a part of the vehicle body, that is, a front side member.
- the conventional mount device is set so that the mount fastening portion of the mount device is located at the upper part of the cylindrical case as in Patent Document 1. It was. However, since the height of the transaxle case is relatively high, the mount fastening portion may be positioned higher than the front side member. In such a case, even if a conventional mounting device is used to mount the mounting device on the upper part of the cylindrical case of the transaxle case, the mounting device interferes with the cover of the transaxle case. Therefore, it is difficult to attach the mounting device to the cylindrical case of the transaxle case using a conventional mounting device. Therefore, in the above-described case, the conventional fastening device is attached between the cover and the front side member by fixing the mount fastening portion of the conventional mounting device to the cover.
- the cover of the transaxle case is compared with the cylindrical case of the transaxle case. Since the rigidity is low, it is necessary to increase the rigidity of the cover compared to the conventional case by, for example, forming a rib on the cover or increasing the thickness of the cover in order to support the load of the transaxle case. was there.
- the present invention has been made in the background of the above circumstances, and the object of the present invention is to provide a transaxle case by a mounting device attached to the cover without increasing the rigidity of the cover as compared with the conventional case.
- An object of the present invention is to provide a vehicle drive device that is suitably supported.
- the gist of the present invention is that: (a) a cylindrical case having at least one end opened, and fixed to the opening of the cylindrical case so as to close the opening of the cylindrical case A transaxle case having a covered cover and housing a transmission; and a mounting device that is mounted between the cover of the transaxle case and the vehicle body and supports the transaxle case. And (b) the mounting device is provided with a support plate member fixed to the cover, and (c) the support plate member is passed through the cover by at least three first fastening members. It exists in being fastened by the opening part of a cylindrical case.
- the mount device includes a support plate member fixed to the cover, and (c) the support plate member includes at least three first plates.
- the fastening member is fastened to the opening of the cylindrical case through the cover. For this reason, since the load of the transaxle case is applied to the opening of the cylindrical case that is higher than the rigidity of the cover via the first fastening member, the rigidity of the cover is not increased as compared with the conventional case.
- the transaxle case is suitably supported by the mounting device attached to the cover.
- the support plate member is fastened to the cover by a second fastening member in a polygonal region having the at least three first fastening members as vertices. Therefore, the rigidity of the cover is preferably improved by fastening the support plate member to the cover.
- FIG. 1 is a plan view showing an overall configuration of a transaxle (vehicle drive device) to which the present invention is applied.
- FIG. 2 is a side view seen from the direction of arrow II in FIG. 1, omitting a front side member to which the mounting device is attached in order to explain a support plate member of the mounting device attached to the cover of the transaxle in FIG. 1.
- FIG. 2 shows a state in which the support plate member of FIG. 2 is fastened to the opening of the cylindrical case to which the cover is fixed through the cover by three first bolts (first fastening members) provided on the support plate member.
- FIG. 3 is a sectional view taken along line III-III in FIG. 2.
- 2 is a cross-sectional view taken along line IV-IV in FIG. 2, showing a state in which the support plate member in FIG. 2 is tightly attached to the cover by two second bolts (second fastening members) provided on the support plate member. It is.
- FIG. 1 is a plan view showing an overall configuration of a transaxle (vehicle drive device) 10 according to an embodiment of the present invention.
- an arrow FR indicates the vehicle front direction.
- the transaxle 10 is a transaxle for a two-motor hybrid vehicle, for example.
- the transaxle 10 includes a transaxle case that houses a known electric continuously variable transmission (transmission) incorporating a first electric motor and a second electric motor, a differential gear device, and the like. 12 is provided.
- the transaxle case 12 includes a housing 14 adjacent to an engine (not shown), a cylindrical case 16 having a predetermined width dimension and having both ends in the width direction opened, and the cylindrical case 16.
- a cover 18 fixed to the opening 16a of the cylindrical case 16 is integrally fixed by a bolt (not shown) so as to close the opening at the end opposite to the housing 14 side.
- the width direction of the cylindrical case 16 is a vehicle width direction perpendicular to the arrow FR in FIG.
- the transaxle 10 is attached between a cover 18 of a transaxle case 12 and a front side member 20a located on the left side of the vehicle frame (vehicle body) 20 shown in FIG.
- a transaxle case 12, that is, a mount device 22 that supports the transaxle 10 is provided.
- the transaxle 10 is attached with, for example, another pair of mounting devices on the vehicle front side of the housing 14 and the vehicle rear side of the housing 14.
- a plurality of mounting devices 22 are attached to a body frame side member 26 integrally fastened to the front side member 20a by a plurality of bolts 24, and a cover 18 of the transaxle case 12 is set to 5 in this embodiment.
- a transaxle side member 32 fastened by three first bolts (first fastening members) 28 and two second bolts (second fastening members) 30 shown in FIG. 2, and the transaxle side
- An elastic member for example, a cylindrical mount bush (not shown) made of rubber or the like is provided between the member 32 and the vehicle body frame side member 26. The vibration generated in the transaxle 10 is absorbed or attenuated by the mount bush.
- a plate-like support plate member 32 a fixed to the cover 18 of the transaxle case 12 by tightening the first bolt 28 and the second bolt 30 is integrated with the transaxle side member 32. Is provided.
- the outer peripheral edge 18a of the cover 18 is fixed in a state where it is overlapped with the opening 16a of the cylindrical case 16, and the three first bolts 28 are passed through the outer peripheral edge 18a of the cover 18 in the support plate member 32a.
- the cover 18 is fastened to the cylindrical case 16 by being screwed into the opening 16 a of the cylindrical case 16.
- each of the three first bolts 28 has a cylindrical shaft portion 28b protruding from the head portion 28a and a male screw threaded on the outer periphery of the tip portion of the shaft portion 28b. Part 28c.
- the first insertion hole 32b having a circular cross section is inserted through the support plate member 32a and the outer peripheral edge portion 18a of the cover 18 so as to pass through the tip of the shaft portion 28b of the first bolt 28.
- 18b are formed.
- a female screw hole having a female screw part 16b that is screwed with a male screw part 28c at the tip of the first bolt 28 that is inserted through the first insertion holes 32b and 18b.
- Each of the three first bolts 28 is inserted into the first insertion hole 32b of the support plate member 32a and the first insertion hole 18b of the outer peripheral edge 18a of the cover 18, and the male screw portion 28c is cylindrical.
- the support plate member 32 a is fastened to the opening portion 16 a of the cylindrical case 16 via the outer peripheral edge portion 18 a of the cover 18 by screwing with the female screw portion 16 b of the opening portion 16 a of the case 16.
- the support plate member 32 a is in close contact with the cover 18 by the two second bolts 30 in a triangular area A having the axes C1 of the three first bolts 28 as vertices. It is concluded in the state.
- each of the two second bolts 30 includes a cylindrical shaft portion 30b protruding from the head portion 30a, and a male screw portion 30c threaded on the outer periphery of the shaft portion 30b. Is provided. Then, in the two portions in the triangular area A of the support plate member 32a, the second insertion having a circular cross section through which the tip of the shaft portion 30b of the second bolt 30 is inserted, respectively. A hole 32c is formed. As shown in FIG.
- a female screw portion 18 c having a female screw portion 18 c that engages with a male screw portion 30 c at the distal end portion of the second bolt 30 that is inserted through the second insertion hole 32 c is provided in a portion in the triangular area A of the cover 18.
- a hole 18d is formed.
- Each of the two second bolts 30 has a tip inserted through the second insertion hole 32c of the support plate member 32a, and the male screw 30c is screwed with the female screw 18c of the female screw hole 18d of the cover 18, The support plate member 32a is fastened to the cover 18 in close contact.
- the mount device 22 is provided with the support plate member 32 a fixed to the cover 18, and the support plate member 32 a is covered by the three first bolts 28. 18 is fastened to the opening 16a of the cylindrical case 16 through the outer peripheral edge 18a. For this reason, since the load of the transaxle case 12 is applied to the opening 16a of the cylindrical case 16 higher than the rigidity of the cover 18 via the three first bolts 28, the rigidity of the cover 18 is compared with the conventional case.
- the transaxle case 12, that is, the transaxle 10 is preferably supported by the mounting device 22 attached to the cover 18 without being raised.
- the rigidity of the cover 18 is not increased as compared to the conventional case, and for example, it is not necessary to form ribs on the cover 18 or increase the thickness of the cover 18. Therefore, the space between the cover 18 and the front side member 20a is preferably increased, and the mountability of the transaxle 10 attached to the vehicle body frame 20 is improved.
- the support plate member 32a includes the two second bolts in the triangular area A having the axes C1 of the three first bolts 28 as vertices. 30 is closely attached to the cover 18 and fastened. Therefore, the rigidity of the cover 18 is suitably improved when the support plate member 32a is brought into close contact with the cover 18 and fastened.
- the support plate member 32a is brought into close contact with the cover 18 and the rigidity of the cover 18 is improved, so that the membrane vibration of the cover 18 is suitably suppressed.
- the transaxle 10 is a transaxle for a two-motor hybrid vehicle, but the transaxle 10 of this embodiment is limited to a transaxle for a two-motor hybrid vehicle. Rather, it applies to various transaxles based on the knowledge of those skilled in the art.
- the cylindrical case 16 was formed so that both ends of the cylindrical case 16 were opened.
- the shape of the cylindrical case 16 only needs to be open at the end of the cylindrical case 16 on the side where the cover 18 is fixed, and is opposite to the side where the cover 18 of the cylindrical case 16 is fixed. The end on the side may be closed.
- the support plate member 32a is fastened to the opening 16a of the cylindrical case 16 through the outer peripheral edge portion 18a of the cover 18 by the three first bolts 28.
- the support plate member 32a is not limited to the one fastened by the three first bolts 28, and is fastened by at least three, that is, three or more first bolts 28. Also good.
- the support plate member 32 a needs to be fastened to the cover 18 by the second bolt 30 in the polygonal region A.
- the two second bolts 30 are used.
- the number of the second bolts 30 is not limited as long as the second bolts 30 are provided in the region A.
- Transaxle vehicle drive system
- Transaxle case 16 Cylindrical case 16a: Opening 18: Cover
- Cover 20 Body frame (vehicle body)
- Mount device 28 First bolt (first fastening member)
- Support plate member A Area
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Hybrid Electric Vehicles (AREA)
- General Details Of Gearings (AREA)
- Arrangement Of Transmissions (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
Description
12:トランスアクスルケース
16:筒状ケース
16a:開口部
18:カバー
20:車体フレーム(車体)
22:マウント装置
28:第1ボルト(第1締結部材)
30:第2ボルト(第2締結部材)
32a:支持板部材
A:領域
Claims (2)
- 少なくとも一方の端部が開口する筒状ケースと該筒状ケースの開口を塞ぐように該筒状ケースの開口部に固定されたカバーとを有して変速機を収容するトランスアクスルケースと、該トランスアクスルケースのカバーと車体との間に取り付けられて該トランスアクスルケースを支持するマウント装置とを備える車両用駆動装置であって、
前記マウント装置には、前記カバーに固設された支持板部材が備えられており、
前記支持板部材は、少なくとも3つの第1締結部材によって、前記カバーを通して前記筒状ケースの開口部に締結されていることを特徴する車両用駆動装置。 - 前記支持板部材は、前記少なくとも3つの第1締結部材をそれぞれの頂点とする多角形状の領域内において、第2締結部材によって前記カバーに締結されている請求項1の車両用駆動装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013538416A JP5741700B2 (ja) | 2011-10-14 | 2011-10-14 | 車両用駆動装置 |
CN201180074201.0A CN103889762A (zh) | 2011-10-14 | 2011-10-14 | 车辆用驱动装置 |
US14/351,488 US20140245860A1 (en) | 2011-10-14 | 2011-10-14 | Vehicle drive apparatus |
PCT/JP2011/073742 WO2013054450A1 (ja) | 2011-10-14 | 2011-10-14 | 車両用駆動装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/073742 WO2013054450A1 (ja) | 2011-10-14 | 2011-10-14 | 車両用駆動装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013054450A1 true WO2013054450A1 (ja) | 2013-04-18 |
Family
ID=48081523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/073742 WO2013054450A1 (ja) | 2011-10-14 | 2011-10-14 | 車両用駆動装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20140245860A1 (ja) |
JP (1) | JP5741700B2 (ja) |
CN (1) | CN103889762A (ja) |
WO (1) | WO2013054450A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10598268B2 (en) | 2017-04-18 | 2020-03-24 | Toyota Jidosha Kabushiki Kaisha | Support structure of vehicle drive system unit |
JP2020100264A (ja) * | 2018-12-21 | 2020-07-02 | スズキ株式会社 | ハイブリッド車両用駆動装置 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11480243B2 (en) * | 2018-02-26 | 2022-10-25 | Jatco Ltd | Driving force transmission apparatus |
WO2020084989A1 (ja) * | 2018-10-26 | 2020-04-30 | ジヤトコ株式会社 | 車両 |
JP6783884B2 (ja) * | 2019-02-20 | 2020-11-11 | 本田技研工業株式会社 | 車両駆動ユニット |
DE102020102559A1 (de) * | 2020-02-03 | 2021-08-05 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Antriebsanordnung für ein Kraftfahrzeug |
Citations (2)
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JPH05301526A (ja) * | 1992-04-24 | 1993-11-16 | Toyota Motor Corp | 内燃機関の懸架装置 |
JP2010031893A (ja) * | 2008-07-25 | 2010-02-12 | Mazda Motor Corp | 変速機 |
Family Cites Families (13)
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JP2698144B2 (ja) * | 1989-01-31 | 1998-01-19 | マツダ株式会社 | 自動車のトランスミッションケース |
JP3047701B2 (ja) * | 1993-09-16 | 2000-06-05 | 日産自動車株式会社 | エンジンマウントブラケットの取付け構造 |
JP3564865B2 (ja) * | 1996-05-23 | 2004-09-15 | 日産自動車株式会社 | 自動車のエンジンマウント取付構造 |
US6223850B1 (en) * | 2000-04-03 | 2001-05-01 | General Motors Corporation | Four point powertrain mounting and transmission inspection cover therefor |
JP2004314945A (ja) * | 2003-03-31 | 2004-11-11 | Komatsu Forklift Co Ltd | フォークリフトのパワートレーン支持装置 |
JP4458531B2 (ja) * | 2004-10-01 | 2010-04-28 | ヤンマー株式会社 | 作業車両 |
US7575088B2 (en) * | 2005-07-01 | 2009-08-18 | Chrysler Group Llc | Powertrain mounting system |
JP4454598B2 (ja) * | 2006-03-31 | 2010-04-21 | ジヤトコ株式会社 | 変速機ケースのマウントブラケット取り付け構造 |
US7789189B2 (en) * | 2007-08-22 | 2010-09-07 | International Truck Intellectual Property Company, Llc | Transmission mount assembly |
JP4978532B2 (ja) * | 2008-03-26 | 2012-07-18 | マツダ株式会社 | 変速機のマウントブラケット取付構造 |
JP4616376B2 (ja) * | 2008-09-04 | 2011-01-19 | ジヤトコ株式会社 | 自動変速機における筒状部材の支持構造 |
JP5263511B2 (ja) * | 2008-09-30 | 2013-08-14 | マツダ株式会社 | 車体前部構造 |
US8813896B2 (en) * | 2013-01-18 | 2014-08-26 | GM Global Technology Operations LLC | Vehicle |
-
2011
- 2011-10-14 WO PCT/JP2011/073742 patent/WO2013054450A1/ja active Application Filing
- 2011-10-14 JP JP2013538416A patent/JP5741700B2/ja not_active Expired - Fee Related
- 2011-10-14 US US14/351,488 patent/US20140245860A1/en not_active Abandoned
- 2011-10-14 CN CN201180074201.0A patent/CN103889762A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH05301526A (ja) * | 1992-04-24 | 1993-11-16 | Toyota Motor Corp | 内燃機関の懸架装置 |
JP2010031893A (ja) * | 2008-07-25 | 2010-02-12 | Mazda Motor Corp | 変速機 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10598268B2 (en) | 2017-04-18 | 2020-03-24 | Toyota Jidosha Kabushiki Kaisha | Support structure of vehicle drive system unit |
JP2020100264A (ja) * | 2018-12-21 | 2020-07-02 | スズキ株式会社 | ハイブリッド車両用駆動装置 |
JP7238386B2 (ja) | 2018-12-21 | 2023-03-14 | スズキ株式会社 | ハイブリッド車両用駆動装置 |
Also Published As
Publication number | Publication date |
---|---|
US20140245860A1 (en) | 2014-09-04 |
JPWO2013054450A1 (ja) | 2015-03-30 |
CN103889762A (zh) | 2014-06-25 |
JP5741700B2 (ja) | 2015-07-01 |
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