KR101273155B1 - Assembly device of drive plate and torque converter - Google Patents

Assembly device of drive plate and torque converter Download PDF

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Publication number
KR101273155B1
KR101273155B1 KR1020070124215A KR20070124215A KR101273155B1 KR 101273155 B1 KR101273155 B1 KR 101273155B1 KR 1020070124215 A KR1020070124215 A KR 1020070124215A KR 20070124215 A KR20070124215 A KR 20070124215A KR 101273155 B1 KR101273155 B1 KR 101273155B1
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KR
South Korea
Prior art keywords
drive plate
hole
washer
bushing member
torque converter
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Application number
KR1020070124215A
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Korean (ko)
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KR20090057578A (en
Inventor
이안
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현대자동차주식회사
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Priority to KR1020070124215A priority Critical patent/KR101273155B1/en
Publication of KR20090057578A publication Critical patent/KR20090057578A/en
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Publication of KR101273155B1 publication Critical patent/KR101273155B1/en

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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
    • F16H—GEARING
    • F16H41/00—Rotary fluid gearing of the hydrokinetic type
    • F16H41/24—Details

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)

Abstract

The assembly device of the drive plate and the torque converter according to the present invention, it is possible to prevent the deformation of the drive plate 10, through which the problems of misalignment, ballooning, axial force (axial force) By being able to solve it is to be able to greatly improve the durability of the drive plate (10).

Drive plate, torque converter, misalignment, ballooning, axial force

Description

Assembly device of drive plate and torque converter

The present invention relates to an assembling apparatus of a drive plate and a torque converter, and more particularly, to prevent deformation of the drive plate by a load acting as a drive plate and to improve durability of the drive plate. A technique related to an assembling apparatus of a torque converter.

In general, a drive plate of a motor vehicle is a functional part that connects a torque converter and a crankshaft of an engine to transmit engine power to a transmission.

1 and 2 illustrate the assembly structure of the drive plate and the torque converter.

That is, a plurality of bolt holes 1a are formed in the drive plate 1, and the torque converter 3 is integrally provided with the same number of coupling shafts 3a as the bolt holes 1a.

Here, the bolt hole (1a) is a structure formed in the shape of a garden, the coupling shaft (3a) is a structure formed with a screw groove (3b).

Accordingly, the drive plate 1 and the torque converter 3 are coupled to each other by an assembly bolt 5 that is fastened to the screw groove 3b of the coupling shaft 3a by passing through the bolt hole 1a. Is achieved.

Here, the bolt hole (1a) and the assembly bolt (5) is the same diameter of each other, the drive plate (1) and the torque converter (3) is rigid by the assembly bolt (5) It is supposed to be.

Unexplained reference numeral 7 shown in FIG. 1 is a crankshaft assembled to the drive plate 1.

Thus, the power of the engine is transmitted to the transmission via the crankshaft 7, the drive plate 1 and the torque converter 3.

On the other hand, the drive plate (1) and the crankshaft (7) must be assembled via the assembly bolt (5) in the state that the center of each rotation shaft is exactly matched with each other, the loss of power transmitted from the engine to the transmission occurs You will not.

However, in most cases, the drive plate 1 and the crankshaft 7 are assembled through the assembly bolt 5 in a state in which the centers of the respective rotation shafts do not exactly coincide with each other.

As such, when the drive plate 1 and the crankshaft 7 are assembled through the assembly bolt 5 in a state where the centers of the rotation shafts of the rotation shafts do not exactly coincide with each other, the assembly bolt 5 is As shown in FIG. 3, the bolt hole 1a is moved in one of the directions thereof, whereby the drive plate 1 is deformed at a portion where the load is applied through the assembly bolt 5. By doing so, there is a problem of deterioration in durability.

Such problems are commonly referred to as misalignments.

3 is a state in which the assembly bolt (5) has moved since the bolt hole (1a), the non-explained reference numeral M1 is shown that the load is applied by the assembly bolt (5) in the drive plate (1) Site.

In addition, the torque converter 3, the internal hydraulic pressure is increased during the high-speed rotation, thereby the torque converter 3 is deformed to swell the overall appearance.

As described above, when the torque converter 3 is deformed during high speed rotation, the drive plate 1 has a longitudinal direction of the shaft of the assembly bolt 5 when the torque converter 3 is deformed as shown in FIG. 4. As a result, a load is applied, and as a result, the drive plate 1 is deformed, thereby causing a problem of deterioration in durability.

In the state of FIG. 4, the crankshaft 7 is formed at both ends of the upper and lower sides of the drive plate 1 due to the external deformation of the torque converter 3. It is deformed so as to be bent in the direction (arrow direction shown).

Such problems are commonly referred to as ballooning.

In addition, due to the rigid coupling of the assembly bolt (5) to the drive plate 1, the load is transmitted from the assembly bolt (5), the deformation is also generated in the site where the load is transmitted from the assembly bolt (5). By doing so, there is also a problem that durability is lowered.

The load that causes the above problem is commonly referred to as an axial force.

Accordingly, the present invention, even if the drive plate and the crankshaft is assembled through the assembly bolt in a state that the center of the rotation axis of each other does not exactly match each other, to prevent the load by the assembly bolt is transmitted to the drive plate. Accordingly, an object of the present invention is to provide an assembly apparatus of a drive plate and a torque converter that can prevent deformation of the drive plate and thereby improve durability of the drive plate.

Another object of the present invention is to prevent deformation of the drive plate by preventing a load generated when the outer shape of the torque converter is transferred to the drive plate when the outer shape of the torque converter is changed due to high speed rotation. To prevent and thereby to improve the durability of the drive plate.

In addition, another object of the present invention, even if the drive plate and the crankshaft is assembled with each other through the rigid coupling of the assembly bolt, the load generated during the rigid coupling of the assembly bolt is transmitted to the drive plate. By preventing it, it is possible to prevent the deformation of the drive plate and thereby to improve the durability of the drive plate.

The assembly apparatus of the drive plate and the torque converter of the present invention for achieving the above object comprises a washer member padded on both sides of the drive plate with a plate hole formed in the drive plate; A bushing member inserted into the plate hole to be inserted into the washer hole formed in the washer member and inserted into the plate hole so that a partial section is in surface contact with the plate hole when fitted into the washer hole; And an assembly bolt installed by being screwed into a torque converter positioned to penetrate the washer member after passing through the bushing member; The plate hole is formed in an elliptical track shape continuously connected at a position where the straight section and the curved section face each other, and at least one of the curved sections is toward the center of the drive plate and the other one of the curved sections is the drive plate. It is formed so as to face the outer circumferential surface of the.

According to the present invention, it is possible to prevent the occurrence of deformation of the drive plate has the effect of improving the durability of the drive plate.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention.

5 and 6, a plurality of plate holes 11 are formed in the drive plate 10.

The plate hole 11 is formed to have a radial shape with respect to the center of the drive plate 10 at positions spaced at equal intervals along the circumferential direction of the drive plate 10.

The plate hole 11 is formed in an elliptical track shape continuously connected at a position where the straight section 13 and the curved section 15 face each other.

Here, any one of the curved sections 15 is directed toward the center of the drive plate 10 and the other curved section 15 is formed toward the outer circumferential surface of the drive plate 10.

The torque converter 3 is integrally provided with the same number of coupling shafts 3a as the plate holes 11.

The coupling shaft 3a is formed in plural and has a radial shape with respect to the center of the torque converter 3.

Here, the screw grooves 3b are formed in the coupling shafts 3a, respectively.

Both side surfaces of the drive plate 10 are padded with rubber washer members 20 each having a predetermined thickness T2 with the plate hole 11 therebetween.

The washer member 20 is preferably made of rubber with elasticity, but is not limited thereto.

A washer hole 21 is formed in the center of the washer member 20. The washer hole 21 has an elliptical track shape connected continuously at a position where the straight section 23 and the curved section 25 face each other. Is formed.

The washer member 20 is padded on both sides of the drive plate 10 so that the curved section 25 of the washer hole 21 and the curved section 15 of the plate hole 11 face the same direction. Is a structure.

An elastic bushing member 30 is inserted into the washer hole 21 so as to pass therethrough.

The bushing member 30 is preferably made of rubber having elasticity, but is not limited thereto.

When the bushing member 30 is fitted into the washer hole 21, a portion of the bushing member 30 is provided to make surface contact with the plate hole 11.

That is, the bushing member 30 is formed in an oval shape of a track connected continuously in a position where the overall shape of the bushing member 30 and the curved section 35 face each other, the bushing member 30 is the washer The straight section 33 and the curved section 35 of the bushing member 30 are in surface contact with the straight section 23 and the curved section 25 of the washer hole 21, respectively, when the hole 21 is fitted into the hole 21. When the bushing member 30 is fitted into the washer hole 21, the straight section 33 of the bushing member 30 faces the straight section 13 and the surface of the plate hole 11. It is installed to make contact.

In this way, the washer member 20 is padded on both sides of the drive plate 10 with respect to the plate hole 11, and the bushing member 30 is formed by the washer hole 21 of the washer member 20. After the fitting is installed, the assembling bolt 40 passes through the bushing hole 31 formed in a garden shape at the center of the bushing member 30, and the assembling bolt 40 penetrates the bushing hole 31. ) Is screwed to the torque converter (3) padded to the washer member (20).

That is, the front end of the assembly bolt 40 is fastened to the screw groove 3b of the coupling shaft 3a provided in the torque converter 3.

On the other hand, the thickness T3 of the bushing member 30, the thickness (T1) of the drive plate 10 and the thickness of the two washer member 20 is provided padded on both sides of the drive plate 10 ( It is characterized by the same value as the sum of T2).

Accordingly, the drive plate 10 and the torque converter 3 are coupled to each other by an assembly bolt 40 that is fastened to the screw groove 3b of the coupling shaft 3a by passing through the bushing hole 31. Is achieved.

Here, the drive plate 10 and the torque converter 3 is to be rigid by the assembly bolt (40).

Therefore, the power of the engine is transmitted to the transmission through the crankshaft 7 (shown in FIG. 1) and the drive plate 10 and the torque converter 3, the power transmission of which is described above with reference to FIG. Is the same as

On the other hand, the drive plate 10 and the crankshaft 7 must be assembled via the assembly bolt 40 in a state in which the centers of the respective rotation shafts are exactly matched with each other, so that loss of power transmitted from the engine to the transmission occurs. You will not.

However, in most cases, the drive plate 10 and the crankshaft 7 are assembled through the assembly bolt 40 in a state in which the centers of the respective rotation shafts do not exactly coincide with each other.

As such, when the drive plate 10 and the crankshaft 7 are assembled through the assembly bolt 40 in a state where the centers of the rotation shafts of each other do not exactly coincide with each other, the assembly bolt 40 is As shown in FIG. 7, the curved section 15 of either of the curved sections 15 of the plate hole 11 is moved.

At this time, since the movement of the assembly bolt 40 is made in the plate hole 11 in the shape of a slot, the drive plate 10 is not receiving the load due to the movement of the assembly bolt 40, As a result, the deformation of the drive plate 10 can be prevented, thereby reducing the durability of the drive plate 10.

That is, the embodiment of the present invention can solve the problem of misalignment, thereby improving the durability of the drive plate 10.

In addition, the torque converter 3, the internal hydraulic pressure is increased during the high-speed rotation, thereby the torque converter 3 is deformed to swell the overall appearance.

As such, when the torque converter 3 is deformed at the high speed of rotation, the torque converter 3 exerts a force for transmitting a load in the longitudinal direction of the shaft of the assembly bolt 40 as shown in FIG. 8.

At this time, the washer member 20 and the bushing member 30 can effectively absorb the load exerted by the torque converter 3 in the longitudinal direction of the shaft of the assembly bolt 40 by the elastic force held by itself, As a result, it is possible to prevent the load from being transmitted to the drive plate 10, and as a result, it is possible not only to prevent deformation of the drive plate 10, but also to prevent degradation of the durability of the drive plate 10. do.

That is, the embodiment of the present invention can solve the problem of ballooning (balooning) it is possible to improve the durability of the drive plate 10.

In addition, the drive plate 10 and the torque converter 3 is assembled by the rigid coupling (rigid) of the assembly bolt 40 as described above.

At this time, the rigid coupling of the assembly bolt 40 can be absorbed by the elastic force retained by the washer member 20 and the bushing member 30, thereby preventing the load from being transferred to the drive plate 10. As a result, deformation of the drive plate 10 can be prevented, and as a result, durability degradation of the drive plate 10 can be prevented.

That is, the embodiment of the present invention can solve the problem of the axial force can improve the durability of the drive plate 10.

1 to 4 is a view for explaining a conventional assembly structure of the drive plate and the torque converter and problems therefor,

5 to 8 are views for explaining the assembly device of the drive plate and the torque converter according to the present invention.

Description of the Related Art

3-Torque Converter 10-Drive Plate

11-plate hole 20-washer member

21-washer hole 30-bushing member

40-assembly bolt

Claims (4)

Washer members 20 which are padded on both sides of the drive plate 10 with plate holes 11 formed in the drive plate 10 therebetween; It is fitted into the washer hole 21 formed in the washer member 20 and inserted into the plate hole 11 so that a partial section is in surface contact with the plate hole 11 when being fitted into the washer hole 21. Bushing member 30 is installed; And an assembly bolt 40 which is screwed into the torque converter 3 positioned to penetrate the washer member 20 after passing through the bushing member 30; The plate hole 11 is formed in an elliptical track shape that is continuously connected at a position where the straight section 13 and the curved section 15 face each other, and at least one of the curved sections 15 is the drive plate 10. The curved section 15 toward the center of the center and toward the outer circumferential surface of the drive plate 10; Assembly apparatus of the present invention drive plate and torque converter, characterized in that. The method according to claim 1, wherein the washer member 20 and the bushing member 30 is rubber; Assembly apparatus of the present invention drive plate and torque converter, characterized in that. 2. The bushing member of claim 1, wherein the assembly bolt 40 cuts the bushing member 30 in a direction perpendicular to the direction in which the assembly bolt 40 penetrates the bushing member 30. Looking at the cross section of the bushing member 30 along the direction penetrating 30, the cross-sectional shape of the bushing member 30 is continuously in a position where the straight section 33 and the curved section 35 face each other. Is formed into a connected elliptical track shape; When the bushing member 30 faces the washer hole 21 along the direction in which the bushing member 30 is fitted into the washer hole 21, the washer hole 21 has a straight section 23 and a curved section 25 facing each other. It is formed in the shape of an elliptical track connected continuously in the opposite position; When the bushing member 30 is fitted into the washer hole 21, the straight section 33 and the curved section 35 of the bushing member 30 are the straight section 23 of the washer hole 21 and Installed in surface contact with the curved sections 25, respectively; When the bushing member 30 is fitted into the washer hole 21, the straight section 33 of the bushing member 30 is provided to make surface contact with the straight section 13 of the plate hole 11. ; Assembly apparatus of the present invention drive plate and torque converter, characterized in that. The thickness T3 of the bushing member 30 is The same as the sum of the thickness T1 of the drive plate 10 and the thickness T2 of two washer members 20 padded on both sides of the drive plate 10 respectively; Assembly apparatus of the present invention drive plate and torque converter, characterized in that.
KR1020070124215A 2007-12-03 2007-12-03 Assembly device of drive plate and torque converter KR101273155B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020070124215A KR101273155B1 (en) 2007-12-03 2007-12-03 Assembly device of drive plate and torque converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020070124215A KR101273155B1 (en) 2007-12-03 2007-12-03 Assembly device of drive plate and torque converter

Publications (2)

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KR20090057578A KR20090057578A (en) 2009-06-08
KR101273155B1 true KR101273155B1 (en) 2013-06-14

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KR1020070124215A KR101273155B1 (en) 2007-12-03 2007-12-03 Assembly device of drive plate and torque converter

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101294385B1 (en) * 2010-11-12 2013-08-08 기아자동차주식회사 Drive plate for vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05118408A (en) * 1991-10-28 1993-05-14 Daihatsu Motor Co Ltd Tightening part structure of torque converter
KR20050098672A (en) * 2004-04-08 2005-10-12 현대자동차주식회사 Connective structure of torque converter and drive plate
KR20070062169A (en) * 2005-12-12 2007-06-15 현대자동차주식회사 A coupling structure of engine and auto transmission in vehicle
US7434486B2 (en) * 2004-02-17 2008-10-14 Advanced Analytical Technologies, Inc. Lead screw bearing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05118408A (en) * 1991-10-28 1993-05-14 Daihatsu Motor Co Ltd Tightening part structure of torque converter
US7434486B2 (en) * 2004-02-17 2008-10-14 Advanced Analytical Technologies, Inc. Lead screw bearing
KR20050098672A (en) * 2004-04-08 2005-10-12 현대자동차주식회사 Connective structure of torque converter and drive plate
KR20070062169A (en) * 2005-12-12 2007-06-15 현대자동차주식회사 A coupling structure of engine and auto transmission in vehicle

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