WO2007137491A1 - Ensemble de liaison d'un corps d'embrayage et d'une fusée - Google Patents

Ensemble de liaison d'un corps d'embrayage et d'une fusée Download PDF

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Publication number
WO2007137491A1
WO2007137491A1 PCT/CN2007/001573 CN2007001573W WO2007137491A1 WO 2007137491 A1 WO2007137491 A1 WO 2007137491A1 CN 2007001573 W CN2007001573 W CN 2007001573W WO 2007137491 A1 WO2007137491 A1 WO 2007137491A1
Authority
WO
WIPO (PCT)
Prior art keywords
clutch
mandrel
connection assembly
clutch body
ring
Prior art date
Application number
PCT/CN2007/001573
Other languages
English (en)
Chinese (zh)
Inventor
Binkuan Xu
Lanping Shi
Original Assignee
Zhejiang Geely Gearbox Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Gearbox Co., Ltd. filed Critical Zhejiang Geely Gearbox Co., Ltd.
Publication of WO2007137491A1 publication Critical patent/WO2007137491A1/fr

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
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00—Friction clutches
    • F16D13/58—Details
    • F16D13/60—Clutching elements
    • F16D13/64—Clutch-plates; Clutch-lamellae
    • F16D13/644—Hub construction
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00—Friction clutches
    • F16D13/58—Details
    • F16D13/60—Clutching elements
    • F16D13/64—Clutch-plates; Clutch-lamellae
    • F16D13/68—Attachments of plates or lamellae to their supports

Definitions

  • the present invention relates to a clutch component for an automobile, and more particularly to a clutch body and a spindle coupling assembly for an automobile.
  • BACKGROUND OF THE INVENTION Clutches are widely used in transmission equipment, especially in the automobile industry. Therefore, the clutch with excellent performance, low cost and convenient processing has an unusual significance for the development of the automobile industry in China, wherein the clutch body and the mandrel
  • the connecting components are important parts of the clutch and have a great influence on the performance of the clutch.
  • the traditional clutch is mainly composed of a transition sleeve, a friction component, a clutch body and a mandrel.
  • the conventional clutch body structure is relatively complicated, and is manufactured by deep drawing and precision stamping methods, which are extremely demanding on materials and are easily damaged.
  • 2 shows a conventional clutch body.
  • the clutch body is substantially a ring cylinder, and includes a clutch disc 31, a connecting hole, and a plurality of cylindrical portions protruding vertically from the clutch disc 31.
  • the number of the bottom surface 32 of the cylindrical ring body is open in the center of the through hole 33, which is constricted.
  • Fig. 1 shows another coupling mechanism of the clutch body and the mandrel, which is constructed such that the mandrel 21 has a snap ring 23, the clutch body 25 is fitted over the snap ring 23, and the clutch body 25 is welded to the mandrel 21.
  • the combination mechanism of the clutch body and the mandrel of the conventional four-speed transmission of the automobile is a welding technique, and the welding is performed in an inert atmosphere, the welding process is complicated, and the requirements for the production equipment and the production personnel are high.
  • the inert atmosphere must be strictly controlled during welding.
  • the connection between the clutch body and the mandrel is small, resulting in a small welding point. Therefore, the welding technique is extremely difficult, and it is difficult for the production personnel to master the technology.
  • the clutch member is a force transmitting member, the torque received constantly changes, and the weld seam has high requirements, the quality is difficult to control, and the production efficiency is affected.
  • the production cost is high, and the high cost makes the product at a disadvantage in the highly competitive industry of automobiles.
  • the conventional clutch body is manufactured by deep drawing and precision stamping, so that there is a mold And the technical requirements of the tooling equipment are relatively embarrassing, the production process is more complicated, the steel has the high extension performance and the cost is relatively expensive.
  • An object of the present invention is to overcome at least one aspect of the disadvantages and problems of the prior art.
  • An aspect of the object of the present invention is to provide a clutch body which has low requirements for tooling equipment, easy production conditions, easy product processing, high yield, and low actual production cost.
  • Another aspect of the object of the present invention is to provide a clutch body and a mandrel connection assembly which can be produced by an existing process without requiring complicated welding techniques and which can well solve the stress generated during assembly.
  • a clutch body and a spindle coupling assembly comprising: a mandrel; a clutch body fastened to the mandrel; the clutch body comprising: a substantially annular clutch disc; a plurality of control columns, the plurality of control columns are disposed at an outer circumferential position of the clutch disc and distributed along substantially the same circumference, wherein a plurality of through grooves are disposed between the control columns, so that adjacent control columns are provided with through grooves They are spaced apart from each other.
  • the clutch body and the mandrel connection assembly are important equipments in the clutch and are important components for controlling the operation of the clutch.
  • the advanced technology in Europe and the United States utilizes advanced technology and uses special materials to directly process the clutch body through deep drawing and precision stamping.
  • the mandrel is welded to the clutch body by a special welding process, but now China is limited by materials and processes, and the clutch body can be designed to be slotted.
  • the spline connection is also very innovative. Alternative process.
  • the control column is formed by dividing a ring cylinder into a ring shape, the number of which is 6-12, the thickness is 4-8 mm, and the ratio of the cross-sectional area of the control column to the cross-sectional area of the groove is 1. twenty one.
  • the mandrel is provided with a fixing ring concentric with the mandrel, and the outer side of the fixing ring is provided with a clamping key to cooperate with the clamping groove on the connecting ring on the clutch disc.
  • the clamping button is an involute spline
  • the clamping groove on the connecting component is a tapping line.
  • the fixing ring cooperates with the connecting ring to form a boss, a fixing ring and a connecting ring. The axial centerlines coincide.
  • the outer side of the connecting ring is provided with a taper ring extending from the connecting ring at an angle of about 15° - 45° in a direction perpendicular to the mandrel 1 , the thickness being thinner than the thickness of the connecting ring, and the outer side of the taper ring
  • the annular column of the control column and the through groove is located, and the annular cylinder is located lower than the position of the boss.
  • the thickness of the boss is thick because it is a key-bonding area, and a thicker one can extend the working life.
  • the involute splines have a number of teeth of 20 to 40, and the fixing ring has a thickness of 4 to 8 ram.
  • FIG. 1 is a schematic axial cross-sectional view of a prior art connection assembly.
  • FIG. 2 is a top plan view of a prior art clutch body.
  • Figure 3 is a schematic axial cross-sectional view of the connector assembly of the present invention.
  • a clutch member according to the present invention is constituted by a clutch body 5 and a spindle 1.
  • the mandrel 1 is formed by machining.
  • the forged steel is machined into a mandrel 1, but the invention is not limited thereto, but may be any other suitable material.
  • the mandrel 1 is provided with a fixing ring 6 concentric with the mandrel 1, and the outer side of the fixing ring 6 is provided with a clamping key 2 to engage with the clamping groove 10 on the clutch body 5 (described later) Will be explained in detail).
  • the retaining ring 6 has a thickness of between about 4 and 8 mm. Obviously, the invention is not limited thereto, but may be any other suitable value.
  • the clutch body 5 is generally in the shape of a circular cylinder. Similar to mandrel 1, can be machined A section of cylindrical forged steel is machined into the clutch body 5.
  • the clutch body 5 is composed of a clutch disc 11 and a plurality of control columns 7 distributed in an annular shape at the outer circumference of the clutch disc 11.
  • the clutch disc 11 and the plurality of control columns 7 are integrally formed.
  • a plurality of control columns 7 are formed by hooking a plurality of through grooves 8 on substantially the same circumference on the annular cylinder 4, so that adjacent control columns 7 are spaced apart from each other by the through grooves 8.
  • the above arrangement of the control column 7 is intended to correspond to a cylindrical hole (not shown) on the transition sleeve to transfer the force from the control column 7 to the transition sleeve.
  • the number of control columns 7 is preferably from about 6 to about 12. Obviously, the present invention is not limited thereto, and may be any other suitable numerical value.
  • the thickness of the control column 7 is preferably about 4-8 mm. As shown in Fig. 4, in the direction perpendicular to the mandrel 1, the ratio of the cross-sectional area of the control column 7 to the cross-sectional area of the through-groove 8 is preferably about 1. 2:1. Also, the invention is not limited thereto, but may be any other suitable value.
  • the clutch disc 11 is composed of a connecting ring 9 at its inner side and a taper ring 3 at its outer position. As shown in Fig. 3, the inner side of the connecting ring 9 is provided with a retaining groove 10 for cooperating with the engaging key 2 of the outer side of the retaining ring 6 on the mandrel 1. It should be noted that the fixing ring 6 of the mandrel 1 and the connecting ring 9 of the clutch body 5 are coupled in various manners, for example, a simple interference fit can be employed. In order to better meet the performance requirements, a spline coupling is employed in one embodiment of the present invention.
  • the snap button 2 is an involute spline and the grip slot 10 of the attachment ring 9 is an involute keyway.
  • the number of teeth of the involute splines 2 is preferably about 20 to 40. Accordingly, the mandrel 1 retaining ring 6 is provided with the same number of keyways 10 as the number of teeth of the involute splines 2.
  • the retaining ring 6 cooperates with the connecting ring 9 to form a boss 12, and the axial centerlines of the retaining ring 6 and the connecting ring 9 substantially coincide. Since the boss is a keying area, in one embodiment, the thickness of the boss 12 is thicker than other portions of the clutch disc 11, and the thicker thickness can extend the working life of the core and clutch connection assembly.
  • the outer side of the connecting ring 9 is integrally provided with a taper ring 3 which extends from the connecting ring 9 at an angle of approximately 15° - 45° in a direction perpendicular to the mandrel 1.
  • the thickness of the taper ring 3 is thinner than the thickness of the connecting ring 9, so that the boss 12 formed by the fixing ring 6 and the connecting ring 9 is thicker than the other portions of the clutch disc 11.
  • An annular cylinder 4 forming a control column 7 and a through groove 8 is disposed outside the taper ring 3. As shown in Fig. 3, the direction in which the control column 7 extends is opposite to the direction in which the tapered ring 3 extends.
  • the position of the annular cylinder 4 is lower than the position of the boss 12.
  • the present embodiment is a component for a clutch of an automobile, and a section of cylindrical forged steel can be machined into a through-disc clutch body 5 by machining. A section of forged steel is then machined into a mandrel 1.
  • the diameter of the spline 2 on the mandrel is slightly larger than the diameter of the keyway 10 of the clutch body, in order to have an interference, so that the mandrel 1 can be firmly fixed to the clutch body 5.
  • the spline 2 provided on the mandrel is designed to increase the transmission force and is not easy to fail.
  • the performance of the spline 2 is improved a lot, and the transmission torque is also large. a lot of.
  • the temperature difference method is used to cooperate, and the clutch body 5 is heated to about 180 degrees Celsius.
  • the spline groove 10 is swollen, so that the mandrel 1 with the spline 2 can be coupled thereto.
  • Match Through scientific analysis, the degree of expansion of the spline groove 10 is within the elastic deformation range of the material, and there is no problem of stress concentration, and the assembled joint assembly is placed in the air for cooling, thus completing the assembly.
  • the concave surface of the clutch body 5 is larger than that of the prior art.
  • the influence of the force of the control column 7 on the clutch body 5 on the joint between the control column 7 and the hole on the transition sleeve is improved. Great improvement.
  • the assembled connecting assembly and the transition sleeve and the friction member constitute a clutch, and a hole (not shown) on a transition sleeve (not shown) already provided with the friction member is embedded in the control column 7 of the clutch body 5, thus A clutch is formed, and the power is transmitted through the mandrel 1, and the clutch body 5 can be moved, and the operation of shifting the gear position is performed by the control column 7 acting on a friction member (not shown).

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

L'invention concerne un ensemble de liaison d'un corps d'embrayage et d'une fusée. Ledit corps comprend: une fusée (1); un corps d'embrayage (5) qui est relié de manière fixe à ladite fusée (1). Le corps d'embrayage (5) comprend un disque d'embrayage (11) de forme d'anneau généralement circulaire et plusieurs parties saillantes (7). Lesdites parties saillantes (7) sont formées sur la périphérie du disque d'embrayage (11) et sont réparties approximativement sur une même circonférence. Plusieurs rainures (8) sont formées entre lesdites parties saillantes (7) de manière à séparer les parties saillantes (7) adjacentes.
PCT/CN2007/001573 2006-05-15 2007-05-15 Ensemble de liaison d'un corps d'embrayage et d'une fusée WO2007137491A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610050736.5 2006-05-15
CNA2006100507365A CN101074703A (zh) 2006-05-15 2006-05-15 离合器本体和芯轴连接体

Publications (1)

Publication Number Publication Date
WO2007137491A1 true WO2007137491A1 (fr) 2007-12-06

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Application Number Title Priority Date Filing Date
PCT/CN2007/001573 WO2007137491A1 (fr) 2006-05-15 2007-05-15 Ensemble de liaison d'un corps d'embrayage et d'une fusée

Country Status (2)

Country Link
CN (1) CN101074703A (fr)
WO (1) WO2007137491A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007058514A1 (de) * 2007-12-05 2009-06-10 Zf Friedrichshafen Ag Kopplungsanordnung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110645284B (zh) * 2019-10-11 2021-07-09 内蒙古第一机械集团股份有限公司 一种自动变速器离合器齿毂用成型芯轴

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062513A (en) * 1988-11-11 1991-11-05 Fichtel & Sachs Ag Hub guidance for friction clutch
CN2247251Y (zh) * 1995-10-18 1997-02-12 珠海华粤汽配工业有限公司 汽车离合器分体嵌压式盘毂
CN2250445Y (zh) * 1995-01-07 1997-03-26 黄石汽车离合器厂 离合器从动盘盘毂
CN1302749A (zh) * 1999-10-29 2001-07-11 现代自动车株式会社 用在离合器盘的阻尼弹簧上的振动衰减设备和方法
US6708809B2 (en) * 2000-06-12 2004-03-23 Mcclay Scott Clutch shaft stress relief

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062513A (en) * 1988-11-11 1991-11-05 Fichtel & Sachs Ag Hub guidance for friction clutch
CN2250445Y (zh) * 1995-01-07 1997-03-26 黄石汽车离合器厂 离合器从动盘盘毂
CN2247251Y (zh) * 1995-10-18 1997-02-12 珠海华粤汽配工业有限公司 汽车离合器分体嵌压式盘毂
CN1302749A (zh) * 1999-10-29 2001-07-11 现代自动车株式会社 用在离合器盘的阻尼弹簧上的振动衰减设备和方法
US6708809B2 (en) * 2000-06-12 2004-03-23 Mcclay Scott Clutch shaft stress relief

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007058514A1 (de) * 2007-12-05 2009-06-10 Zf Friedrichshafen Ag Kopplungsanordnung

Also Published As

Publication number Publication date
CN101074703A (zh) 2007-11-21

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