KR101866094B1 - Assembling method and device for continuously variable transmission - Google Patents

Assembling method and device for continuously variable transmission Download PDF

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Publication number
KR101866094B1
KR101866094B1 KR1020160165738A KR20160165738A KR101866094B1 KR 101866094 B1 KR101866094 B1 KR 101866094B1 KR 1020160165738 A KR1020160165738 A KR 1020160165738A KR 20160165738 A KR20160165738 A KR 20160165738A KR 101866094 B1 KR101866094 B1 KR 101866094B1
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KR
South Korea
Prior art keywords
guide
rear housing
belt
support bar
pulley
Prior art date
Application number
KR1020160165738A
Other languages
Korean (ko)
Inventor
이경상
신성호
문순호
Original Assignee
현대자동차주식회사
기아자동차주식회사
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Application filed by 현대자동차주식회사, 기아자동차주식회사 filed Critical 현대자동차주식회사
Priority to KR1020160165738A priority Critical patent/KR101866094B1/en
Application granted granted Critical
Publication of KR101866094B1 publication Critical patent/KR101866094B1/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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • 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
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • F16H9/10—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes engaging a pulley provided with radially-actuatable elements carrying the belt
    • 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
    • F16H2057/02026—Connection of auxiliaries with a gear case; Mounting of auxiliaries on the gearbox

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmissions By Endless Flexible Members (AREA)
  • General Details Of Gearings (AREA)

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for improving the assembling performance of a continuously variable transmission by improving the assembling method of a continuously variable transmission, and in the present invention, a belt guide for guiding a belt wound around a drive pulley and a driven pulley; A guide support bar having a first fastening portion formed at one end thereof to be fastened to the inner surface of the rear housing and fastened to the other end thereof; And a rear housing having a second fastening portion on an inner surface thereof to insert and fasten the first fastening portion.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a continuously variable transmission,

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to an assembling apparatus for a continuously variable transmission and an assembling method for improving the assembling performance of the continuously variable transmission by improving the assembling manner of the continuously variable transmission.

The continuously variable transmission is a transmission device that can automatically obtain the necessary torque conversion by converting the power generated by the engine into the necessary rotational power in accordance with the running speed and load of the vehicle. The transmission is a typical transmission type of the continuously variable transmission and uses a belt and a variable pulley A belt-type continuously variable transmission mechanism.

In such a belt type continuously variable transmission mechanism, a belt guide is provided so that the drive pulley and the driven pulley are connected by a belt and stably guides the rotational behavior of the belt, and the belt guide is coupled to a guide pipe fixed to the transmission case, Its position can be regulated.

A brief description will be given of a method of assembling the belt type continuously variable transmission. A belt is put on a driving pulley and a driven pulley, and the belt guide is inserted into the main case while the belt guide is in a state of being engaged with the belt. Then, while the guide pipe is assembled to the inner surface of the main case, the belt guide is engaged with the guide pipe to regulate the position of the belt guide.

However, in this type of continuously variable transmission assembly, the guide pipe is assembled after the belt and the pulley with the belt guide are assembled to the main case. Particularly, since the guide pipe is assembled deeply in the inner surface of the main case, And the guide pipe loosely fits into the main case. Therefore, the assembling property of the guide pipe is deteriorated, so that the belt guide can not be firmly supported.

It should be understood that the foregoing description of the background art is merely for the purpose of promoting an understanding of the background of the present invention and is not to be construed as an admission that the prior art is known to those skilled in the art.

JP 1998-026197A

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide an assembling apparatus and an assembling method of a continuously variable transmission in which the assembling performance of the continuously variable transmission is improved by improving the assembling manner of the components constituting the continuously variable transmission.

In order to attain the above object, the present invention provides an apparatus for assembling a continuously variable transmission, comprising: a belt guide for guiding a belt wound around a drive pulley and a driven pulley; A guide support bar having a first fastening portion formed at one end thereof to be fastened to the inner surface of the rear housing and fastened to the other end thereof; And a rear housing having a second fastening part on an inner surface thereof to insert and fasten the first fastening part.

The first fastening portion may have a protrusion formed on one end of the guide support bar and a seating support plate protruding from the guide support bar in a direction orthogonal to the outer surface of the guide support bar, A first bolt hole is formed at an end of the seating support plate; The second fastening portion may have an insertion groove formed in the inner surface of the rear housing so as to correspond to the protruding portion while being supported by the seating support plate. The second fastening portion may be supported by the seating support plate on the side of the insertion groove portion so as to be matched with the first bolting hole. A second bolt hole is formed and configured; And the guide supporting bar is fastened to the rear housing through the first bolting hole and bolted to the second bolting hole.

A pulley assembly formed by engaging a belt on the drive pulley and the driven pulley is assembled to the rear housing; The belt is disposed outside the rear housing with reference to a matching surface of the rear housing closely fitted to the main housing; The fastening ring formed on the belt guide can be inserted into the fastening bar formed on the guide supporting bar.

The present invention provides a method of assembling a continuously variable transmission, comprising: a position fixing step of fixing a pulley assembly formed by engaging a drive pulley and a driven pulley with a jig; A guide support bar fastening step of fastening one end of the guide support bar to the inner surface of the rear housing of the continuously variable transmission; A pulley assembly assembling step of assembling the pulley assembly to a rear housing; A belt guide assembling step of assembling the belt guide to the other end of the guide support bar while guiding the belt guide to the belt wound around the drive pulley and the driven pulley; And a main housing assembling step of assembling the rear housing assembled with the pulley assembly with the main housing.

A bearing supporter coupled to an end of the driven pulley and a driven pulley, respectively; In the pulley assembly assembling step, the bearing supporter is fastened to the inner surface of the rear housing to assemble the pulley assembly to the rear housing.

After the pulley assembly assembling step, the belt guide can be assembled to the guide support bar after the jig is detached from the pulley assembly.

The above and other objects of the present invention are also achieved by providing a belt tensioner for a belt tensioner, comprising: a belt tensioner for tensioning a belt guide fastened to a guide support bar by tightly fastening a guide support belt on an inner surface of a rear housing, Thereby improving the assembling performance.

In addition, since the guide support bar, the pulley, the belt, and the belt guide are assembled and modularized in the rear housing, the degree of freedom in assembling and moving parts is increased, and the assembling convenience of the transmission is greatly improved.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing a state of engagement between a rear housing and a guide support bar according to the present invention. Fig.
2 is a view for explaining a configuration in which a guide support bar and a belt guide according to the present invention are combined.
3A to 3D are views sequentially illustrating a process of assembling a continuously variable transmission according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The continuously variable transmission assembly apparatus of the present invention comprises a belt guide (30), a guide support bar (10), and a rear housing (20).

First, the belt guide 30 serves to guide the belt 60 wound around the drive pulley 40 and the driven pulley 50, as shown in Figs. 2 and 3C.

For example, the belt 60 may be a chain belt having excellent power transmission efficiency, and an intermediate portion of the belt guide 30 may be hung in the form of wrapping a part of the belt 60 to guide the movement of the belt 60 can do.

A fastening ring 34 is formed on one surface of the belt guide 30 and fastened to the guide support bar 10.

At this time, the belt guide 30 is installed at two places, and the guide support bar 10 described later can also be fastened at two places corresponding to the respective belt guides 30.

1, 2, and 3C, the guide support bar 10 is formed with a first fastening portion to be fastened to the inner surface of the rear housing 20 at one end, and a fastening bar 14 So that the fastening bar 14 can be fitted into the fastening ring 34 and fastened.

That is, the first fastening part is assembled to the rear housing 20 to assemble the guide supporting bar 10 to the rear housing 20, and the fastening bar 14 is fitted into the fastening ring 34, 10 to fasten and support the belt guide 30.

As shown in FIGS. 1 and 3C, the rear housing 20 may have a second fastening portion on the inner surface thereof so that the first fastening portion is inserted and fastened.

The protrusions 11 protrude from one end of the guide support bar 10 and protrude from the protrusions 11. The first protrusions 11 protrude from the first protrusions 11, A seating support plate 12 is formed to protrude in a direction orthogonal to the outer surface of the guide support bar 10 at an end of the guide support bar 10 bounded by the first bolting hole 10, (13) may be formed.

The second fastening portion has an insertion groove 21 formed in the inner surface of the rear housing 20 in a shape corresponding to the protrusion 11 while being supported by the seating support plate 12, A second bolting hole 23 may be formed on the side of the insertion groove 21 so as to be matched with the first bolting hole 13 while being supported by the seating support plate 12 have.

Particularly, a bolt is bolted to the second bolting hole 23 through the first bolting hole 13 to fasten the guide supporting bar 10 to the rear housing 20.

That is, according to the above-described configuration, the guide support bar 10 is assembled to the inner surface of the rear housing 20, and the belt guide 30 is fastened to the guide support bar 10 together with the assembly of the pulley and the belt 60 The guide support bar 10 is rigidly assembled so that the belt guide 30 fastened to the guide support bar 10 can be stably supported and the belt guide 30 can be easily assembled to assemble the continuously variable transmission It improves the sex.

3C and FIG. 3D, the pulley assembly is assembled to the rear housing 20 by attaching the belt 60 to the driving pulley 40 and the driven pulley 50, as shown in FIGS. 3C and 3D.

The matching surface MF of the rear housing 20 in which the belt 60 is closely fitted to the main housing 70 in a state where the guide support bar 10 and the pulley assembly are assembled to the rear housing 20, And is disposed outside the rear housing 20 on the basis of the reference position.

The fastening ring 34 formed on the belt guide 30 is fitted into the fastening bar 14 formed on the guide support bar 10.

That is, the guide support bar 10 and the pulley assembly are assembled to the rear housing 20, which is relatively shallow than the main housing 70, so that the belt 60 is exposed to the outside, .

Meanwhile, the method for assembling the continuously variable transmission according to the present invention may include a position fixing step, a guide support bar fastening step, a pulley assembly assembling step, a belt guide assembling step, and a main housing assembling step.

3A, the belt 60 is engaged with the drive pulley 40 and the driven pulley 50, and the bearing supporters 41 and 51 are attached to the ends of the respective pulleys The jig 80 is used to fix the respective pulley assemblies to the predetermined positions.

3B, the first fastening portion formed at one end of the guide support bar 10 is fastened to the second fastening portion formed on the inner surface of the rear housing 20 of the continuously variable transmission, The guide support bar 10 is fastened to the housing 20.

3B, the bearing supporters 41 and 51 are fastened to the inner surface of the rear housing 20 through a bolting method, and the pulley assembly is assembled to the rear housing 20 (step S30) do.

In the belt guide assembling step S40, as shown in FIG. 3C, while the belt guide 30 is guided by the belt 60, the fastening ring 34 of the belt guide 30 is fastened to the guide supporting bar 10 Assembled to the bar 14, and the belt guide 30 is fastened to the guide support bar 10.

Finally, in the main housing assembling step S50, the rear housing 20 assembled with the pulley assembly is assembled with the main housing 70 as shown in FIG.

That is, according to the above-described configuration, the pulley, the belt 60 and the belt guide 30, including the guide support bar 10, are assembled to the rear housing 20 so as to be modularized, It is possible to stably support the belt guide 30 fastened to the guide support bar 10 through the rigid assembly of the guide support bar 10, .

Further, in the present invention, after the jig 80 is separated from the pulley assembly after the pulley assembly assembling step, the belt guide 30 can be assembled to the guide support bar 10. [

That is, since the pulley assembly is bolted to the rear housing 20 so as to be modularized, the jig 80 for fixing the pulley assembly is not required, and the modular rear housing 20 can be freely moved within the assembly line The assembling convenience is improved.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limited to the specific embodiments set forth herein; rather, .

10: guide support bar 11: protrusion
12: seat support plate 13: first bolting hole
14: fastening bar 20: rear housing
21: insertion groove portion 23: second bolting hole
30: belt guide 34: fastening ring
40: drive pulley 41: bearing supporter
50: driven pulley 51: bearing supporter
60: belt 70: main housing
80: Jig

Claims (6)

A belt guide for guiding the belt wound around the driving pulley and the driven pulley;
A guide support bar having a first fastening portion formed at one end thereof to be fastened to the inner surface of the rear housing and fastened to the other end thereof; And
And a rear housing having a second fastening part formed on an inner surface thereof to insert and fasten the first fastening part,
The first fastening portion
A protrusion is formed on one end of the guide support bar and a seating support plate is protruded in a direction orthogonal to the outer surface of the guide support bar at an end of the guide support bar which is in contact with the protrusion, A first bolt hole is formed and configured;
The second fastening portion
A second bolting hole is formed on an inner surface of the rear housing so as to correspond to the protrusion while being supported by the seating support plate and supported by the seating support plate on the side of the insertion groove to match the first bolting hole ;
And the guide bolt is bolted to the second bolting hole through the first bolting hole to fasten the guide supporting bar to the rear housing. delete The method according to claim 1,
A pulley assembly formed by engaging a belt on the drive pulley and the driven pulley is assembled to the rear housing;
The belt is disposed outside the rear housing with reference to a matching surface of the rear housing closely fitted to the main housing;
And the fastening ring formed on the belt guide is fitted into the fastening bar formed on the guide support bar. A position fixing step of fixing a pulley assembly formed by engaging a belt to a driving pulley and a driven pulley using a jig;
A guide support bar fastening step of fastening one end of the guide support bar to the inner surface of the rear housing of the continuously variable transmission;
A pulley assembly assembling step of assembling the pulley assembly to a rear housing;
A belt guide assembling step of assembling the belt guide to the other end of the guide support bar while guiding the belt guide to the belt wound around the drive pulley and the driven pulley; And
And a main housing assembling step of assembling the rear housing assembled with the pulley assembly with the main housing,
Wherein the guide support bar fastening step includes:
A protrusion is formed on one end of the guide support bar and a seating support plate is protruded in a direction orthogonal to the outer surface of the guide support bar at an end of the guide support bar which is in contact with the protrusion, A first bolt hole is formed and configured;
A second bolting hole is formed on the side of the insertion groove to support the seating bolt while the first bolting hole is supported by the seating support plate on the inner surface of the rear housing, ;
And the guide bolt is fastened to the second bolting hole through the first bolting hole to fasten the guide support bar to the rear housing. The method of claim 4,
A bearing supporter coupled to an end of the drive pulley and a driven pulley;
Wherein the bearing supporter is fastened to the inner surface of the rear housing to assemble the pulley assembly to the rear housing in the pulley assembly assembling step. The method of claim 4,
Wherein after the jig is separated from the pulley assembly, the belt guide is assembled to the guide support bar after the pulley assembly assembling step.
KR1020160165738A 2016-12-07 2016-12-07 Assembling method and device for continuously variable transmission KR101866094B1 (en)

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KR1020160165738A KR101866094B1 (en) 2016-12-07 2016-12-07 Assembling method and device for continuously variable transmission

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Application Number Priority Date Filing Date Title
KR1020160165738A KR101866094B1 (en) 2016-12-07 2016-12-07 Assembling method and device for continuously variable transmission

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1026197A (en) 1996-07-11 1998-01-27 Nissan Motor Co Ltd Assemble continuously variable transmission and device therefor
KR20020058686A (en) * 2000-12-30 2002-07-12 이계안 Bearing supporter of continuously variable transmission
JP2010236578A (en) * 2009-03-30 2010-10-21 Jatco Ltd Method of assembling belt type power transmission device, and belt type power transmission device used for the method
KR101058952B1 (en) * 2011-03-18 2011-08-23 한화테크엠주식회사 Apparatus and method of assembling transmission housing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1026197A (en) 1996-07-11 1998-01-27 Nissan Motor Co Ltd Assemble continuously variable transmission and device therefor
KR20020058686A (en) * 2000-12-30 2002-07-12 이계안 Bearing supporter of continuously variable transmission
JP2010236578A (en) * 2009-03-30 2010-10-21 Jatco Ltd Method of assembling belt type power transmission device, and belt type power transmission device used for the method
KR101058952B1 (en) * 2011-03-18 2011-08-23 한화테크엠주식회사 Apparatus and method of assembling transmission housing

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