KR20150084704A - One-way keulleochiyong, inner race manufacture method of the assei - Google Patents

One-way keulleochiyong, inner race manufacture method of the assei Download PDF

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KR20150084704A
KR20150084704A KR1020150087232A KR20150087232A KR20150084704A KR 20150084704 A KR20150084704 A KR 20150084704A KR 1020150087232 A KR1020150087232 A KR 1020150087232A KR 20150087232 A KR20150087232 A KR 20150087232A KR 20150084704 A KR20150084704 A KR 20150084704A
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inner race
overdrive
spline
manufacturing
over
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KR1020150087232A
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KR101668192B1 (en
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장준수
최광일
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장준수
최광일
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/28—Making machine elements wheels; discs
    • B21K1/40—Making machine elements wheels; discs hubs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • General Details Of Gearings (AREA)

Abstract

The present invention is to significantly reduce equipment costs at a time of manufacturing a one-way clutch inner race assembly constituting an automatic transmission of a vehicle, to improve durability, and to reduce manufacturing costs wherein any one of a seamless pipe, a round rod, and a rear plate is hot-forged or cold-forged to provisionally form an inner race coupling protrusion round portion and a spline of an over-driver, a spline of the inner race and an over-driver coupling round groove portion provisionally formed, then inner and outer diameter processing based on transverse cutting, annealing heat treatment, lubricating, cold-forging, precise linear cutting, oil hole punching, and gas softening are sequentially performed to manufacture the over-driver and the inner race, and integrated into a single body by welding. According to the present invention, since the spline of the over-driver, the inner race coupling protrusion round portion, the spline of the inner race, and the over-driver coupling round groove portion are manufactured with a seamless pipe, a round rod, or a rear plate connected by welding; there is an effect of reducing facility costs, the one-way clutch inner race assembly is manufactured by hot- or cold-forging, thereby shortening an operational process of an operator, manufacturing large amounts of products with excellent quality irrespective of proficiency is possible, reducing labor costs is possible, and economic benefits is possible to be obtained.

Description

원웨이 클러치용 인너레이스 앗세이의 제조방법{One-way keulleochiyong, inner race manufacture method of the assei}BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for manufacturing an inner race assembly for a one-way clutch,

본 발명은 자동차의 자동 변속기를 구성하는 원웨이 클러치용 인너레이스 앗세이를 제조함에 있어서, 오버드라이버와 인너레이스를 각각 성형하고 용접수단에 의해서 일체형으로 제조하여 설비비용을 크게 절감할 수 있고, 내구성 향상과 제조원가를 절감할 수 있도록 구성된 원웨이 클러치용 인너레이스 앗세이의 제조방법에 관한 것이다.In manufacturing an inner race assy for a one-way clutch constituting an automatic transmission of an automobile, the overdriver and the inner race can be respectively molded by a molding means by welding and the manufacturing cost can be greatly reduced, And to a manufacturing method of an inner race assy for a one-way clutch configured to reduce manufacturing costs.

일반적으로 자동차의 자동 변속기를 구성하는 원웨이 클러치용 인너레이스 앗세이는 스프래그식으로 유성기어 세트의 캐리어와 센터 서포트의 사이에 조립되어 있고 또 하나는 토오크 컨버터의 스테이터에 조립되어 있다.Generally, an inner race assy for a one-way clutch constituting an automatic transmission of an automobile is assembled between a carrier and a center support of a planetary gear set in a sprag type, and the other is assembled to a stator of a torque converter.

상기와 같은 자동차의 자동 변속기를 구성하는 원웨이 클러치용 인너레이스 앗세이는 소경부로 구성된 오버드라이버와 대경부로 구성된 인너레이스로 구분해 볼 수 있다.The inner race assembly for the one-way clutch constituting the above-described automatic transmission of the automobile can be classified into an overdrive constituted by a small diameter portion and an inner race constituted by a large diameter portion.

종래 상기와 같은 원웨이 클러치용 인너레이스 앗세이의 대표적인 방법을 선행기술 등록특허 제 10-1522651호 일체형 오버드라이버 허브 클러치 및 그 제조방법에서 살펴보면, 원소재를 열간단조하여 대경부의 외형 및 소경부의 외형을 동시 성형하고, 이렇게 대경부의 외형 및 소경부의 외형이 성형된 소재를 가공하여 각 내외관 부위가 냉간단조를 위한 공차 범위로 성형되도록 하는 황삭 가공과, 상기 황삭 가공단계를 통해 성형된 소재를 냉간단조하여 상기 대경부의 외주면 및 소경부의 외주면에 각각의 스플라인을 동시 성형하고, 정밀가공하여 대경부 및 소경부의 외면과 내면 및 각 스플라인이 공차 범위로 성형하는 정삭가공으로 일체형 오버드라이버 허브 클러치가 제조된다.A typical method of an inner race attachment for a one-way clutch as described above will be described in a prior art No. 10-1522651 integrated overdrive hub clutch and a method of manufacturing the same. A roughing process in which the outer shape is simultaneously formed and the outer shape of the large diameter portion and the outer shape of the small diameter portion are processed so that the inner and outer pipe portions are formed into a tolerance range for cold forging; And the splines are simultaneously formed on the outer circumferential surface of the large diameter portion and the outer circumferential surface of the small diameter portion by cold forging and subjected to precision machining to finely process the outer and inner surfaces of the large diameter portion and the small diameter portion, .

상기와 같이 대경부의 외형 및 소경부의 외형을 동시 성형하고, 이렇게 대경부의 외형 및 소경부의 외형에 각각의 스플라인을 동시 성형하는 냉간단조하게 되면, 길이가 길어져서 본체 성형과 동시에 스플라인을 형성하는 데, 대형의 프레스가 제공되어야 하고, 대경부와 소경부를 형성한 후에 스를라인을 형성하게 되면, 금속조직에 큰 차이가 없기 때문에 내구성이 떨어지는 등의 문제가 있다.When the outer shape of the large diameter portion and the outer shape of the small diameter portion are formed simultaneously and cold forging is simultaneously performed on the outer shape of the large diameter portion and the outer shape of the small diameter portion as described above, the length becomes long, If a large-sized press is to be provided and a line is formed after forming the large-diameter portion and the small-diameter portion, there is no great difference in the metal structure, and durability is deteriorated.

한국공개특허: 제10-2009-011287호(2009년10월29일.공개)Korean Published Patent: 10-2009-011287 (Published October 29, 2009) 한국등록특허: 제10-1522651호(2015년05월18일.등록)Korean Registered Patent: No. 10-1522651 (registered on May 18, 2015) 한국공개특허: 제10-2004-0000021호(2004년01월03일.공개)Korea Patent Publication No. 10-2004-0000021 (disclosed on Jan. 03, 2004)

본 발명은 상기한 문제점을 해결하기 위한 것으로서, 열간단조 또는 냉간단조에 의해서 오버드라이버와 인너레이스를 각각 성형하고 용접수단에 의해서 일체형으로 제조할 수 있게 하는 제조방법을 제공하며,SUMMARY OF THE INVENTION The present invention provides a method of manufacturing an overdrive and an inner race by hot forging or cold forging,

그에 따라 소형의 프레스 설비에 의해 제조가능하게 하여 설비 비용을 크게 절감할 수 있고, 내구성 향상과 제조원가를 절감할 수 있는 원웨이 클러치용 인너레이스 앗세이의 제조방법을 제공하는 데 그 목적이 있다.It is therefore an object of the present invention to provide a method of manufacturing an inner race assy for a one-way clutch which can be manufactured by a small press machine, thereby greatly reducing facility costs and improving durability and manufacturing cost.

상기 목적을 달성하기 위한 본 발명에 의한 이음매가 없는 파이프(seamless pipe)또는 환봉이나 후판 중에 어느 하나를 열간단조 또는 냉간단조하여 오버드라이버의 스플라인과 인너레이스 결합돌환부를 가성형하고, 인너레이스의 스플라인과, 오버드라이버 결합환홈부를 가성형한 후, 황삭가공으로 내,외경가공 및, 소둔열처리, 윤활처리, 스플라인 정밀성을 위한 냉간단조공정과, 정밀선삭가공과, 오일홀 천공과, 가스연질화처리를 순차적으로 진행하여 오버드라이버와 인너레이스를 제조하여 용접에 의해서 단일체로 연결한 것이 본 발명에 특징이다.In order to accomplish the above object, the present invention provides a seamless pipe or a round bar or a thick plate for hot forging or cold forging to form a spline and an inner race joint of the overdrive, Splines and overdrive coupled chambers are subjected to a cold forging process for inner and outer diameter machining, annealing heat treatment, lubricating treatment and spline precision by roughing, precision turning, oil hole drilling, gas softening Processing is sequentially performed to manufacture an overdrive and an inner race and they are connected by a single body by welding.

이상과 같은 본 발명에 의하면, 이음매가 없는 파이프(seamless pipe)나, 환봉 또는 후판으로 오버드라이버의 스플라인 및 인너레이스 결합돌환부와 인너레이스의 스플라인 및 오버드라이버 결합환홈부를 각각 제조하고 용접으로 연결하였기 때문에 설비비용이 절감되는 효과가 있으며,According to the present invention, the splines and the inner race joint portions of the overdrive and the splines and the overdrive joint groove portions of the inner race are formed by a seamless pipe, a round bar or a thick plate, respectively, Therefore, it is effective to reduce the equipment cost,

열간 또는 냉간단조에 의해서 원웨이 클러치용 인너레이스 앗세이가 제조되기 때문에 작업자의 작업공정 단축과 숙련도와 상관없이 품질이 우수한 제품을 대량으로 생산이 가능하여 그에 따른 인건비를 절감할 수 있어 경제적인 이득을 얻을 수 있다.Since the inner race assy for one-way clutch is manufactured by hot or cold forging, it is possible to produce a product with high quality in a large quantity irrespective of the shortening of the work process of the worker and the proficiency of the worker, Can be obtained.

도 1은 본 발명에 의한 원웨이 클러치용 인너레이스 앗세이의 사시도
도 2는 본 발명에 의한 오버드라이버의 사시도
도 3은 본 발명에 의한 인너레이스의 사시도
도 4는 본 발명에 의한 오버드라이버의 성형공정도
도 5는 본 발명에 의한 인너레이스의 성형공정도
도 6은 원웨이 클러치용 인너레이스 앗세이의 단면도
도 7은 원웨이 클러치용 인너레이스 앗세이의 부분 단면도1 is a perspective view of an inner race attachment for a one-way clutch according to the present invention;
2 is a perspective view of an overdrive according to the present invention;
3 is a perspective view of an inner race according to the present invention;
Fig. 4 is a view showing a molding step of an overdrive according to the present invention
Fig. 5 is a view showing a molding process of an inner race according to the present invention
6 is a cross-sectional view of the inner race assembly for a one-way clutch
7 is a partial cross-sectional view of an inner race insert for a one-way clutch

이하, 본 발명에 의한 원웨이 클러치용 인너레이스 앗세이의 제조방법을 도면과 관련하여 상세하게 설명하면 다음과 같다.Hereinafter, a method of manufacturing an inner race assy for a one-way clutch according to the present invention will be described in detail with reference to the drawings.

제 1공정First step

재질이 SCR 420 HB이면서 이음매가 없는 파이프(seamless pipe)(1)또는 환봉이나 후판(2) 중에 어느 하나를 열간단조 또는 냉간단조하여 오버드라이버(10)의 스플라인(11)과, 인너레이스 결합돌환부(12)를 가성형하고, 또 인너레이스(20)의 스플라인(21)과, 오버드라이버 결합환홈부(22)를 가성형한다.The spline 11 of the overdrive 10 and the inner race coupling stone 12 are formed by hot forging or cold forging either one of the seamless pipe 1 or the round bar or the thick plate 2 having a material of SCR 420 HB, The spliced portion 21 of the inner race 20 and the overdrive combining rotary groove portion 22 are formed in a provisional shape.

제 2공정Second Step

황삭가공으로 오버드라이버(10)의 스플라인(11)과 인너레이스(20)의 스플라인(21)의 외경을 가공하고, 오버드라이버(10)와 인너레이스(20)의 내경을 가공하여 각각 필요한 치수를 맞춘다.The outer diameter of the spline 11 of the overdrive 10 and the outer diameter of the spline 21 of the inner race 20 are processed by roughing to process the inner diameters of the overdriver 10 and the inner race 20, It adjusts.

제 3공정Third step

제 2공정에 의해서 제조된 오버드라이버와 인너레이스를 소둔열처리 및 윤활처리한다. The overdrive and the inner race produced by the second step are annealed and lubricated.

제 4공정Fourth step

오버드라이버의 스플라인과 인너레이스의 스플라인에 정밀성을 위한 냉간단조가공을 한다.Cold forging is applied to the spline of the overdrive spline and the inner race for precision.

제 5공정Step 5

정밀선삭가공과, 오일홀 천공과, 가스연질화처리를 순차적으로 진행한다.Precision turning, oil hole drilling, and gas softening are sequentially performed.

제 6공정Step 6

오버드라이버(10)의 인너레이스 결합돌환부(12)와 인너레이스(20)의 오버드라이버 결합환홈부(22)는 정밀한 끼워맞춤을 위하여 정밀선삭가공을 한다.The inner race joint ring portion 12 of the overdrive 10 and the overdrive coupling groove portion 22 of the inner race 20 are subjected to precision turning for precise fitting.

제 7공정Seventh Step

오버드라이버(10)의 인너레이스 결합돌환부(12)를 인너레이스(20)의 오버드라이버 결합환홈부(22)에 결합하여 레이져 또는 전자빔에 의한 용접으로 단일체로 구성된 원웨이 클러치용 인너레이스 앗세이(30)가 제조된다.An inner race attachment portion 12 of the overdrive 10 is coupled to the overdrive engagement circular groove portion 22 of the inner race 20 so as to be welded by laser or electron beam, (30).

상기와 같은 제조방법에 의해서 제조된 원웨이 클러치용 인너레이스 앗세이는, 열간단조 또는 냉간단조하여 스플라인(11)과 인너레이스 결합돌환부(12)가 성형된 오버드라이버(10)와, 스플라인(21)과 오버드라이버 결합환홈부(22)이 형성된 인너레이스(20)가 가성형되고, 내경과 외경의 치수정밀을 위해 황삭가공과 냉간단조에 의해서 정밀하게 제조된 오버드라이버(10)와 인너레이스(20)가 각각 제조되며,The inner race assembly for a one-way clutch manufactured by the above-described manufacturing method includes an overdrive 10 in which a spline 11 and an inner race joint protrusion ring portion 12 are formed by hot forging or cold forging, The inner race 20 having the overdrive engagement groove groove portion 22 and the overdrive coupling groove portion 22 is molded and the overdrive 10 and the inner race 20 precisely manufactured by roughing and cold forging for precise dimensions of the inner and outer diameters, (20), respectively,

오버드라이버(10)의 인너레이스 결합돌환부(12)와 인너레이스(20)의 오버드라이버 결합환홈부(22)를 정밀선삭가공을 통해 끼워맞춤 치수를 맞추고 결합하여 용접을 연결하여 원웨이 클러치용 인너레이스 앗세이(30)가 정밀하게 완성된다.The inner race joint ring portion 12 of the overdrive 10 and the overdrive coupling race groove portion 22 of the inner race 20 are fitted with the fitting dimensions through precision turning to connect the welds, The inner race assy (30) is completed precisely.

특히, 스플라인을 냉간단조에 의해서 한번 더 성형하였기 때문에 금속조직이 치밀하게 형성되는 결과로 내구성이 크게 증강된 원웨이 클러치용 인너레이스 앗세이(30)가 제조될 수 있는 것이다.Particularly, since the spline is once again formed by cold forging, the inner race assembly 30 for a one-way clutch having a greatly enhanced durability can be manufactured as a result of the metal structure being densely formed.

1: 파이프 2: 환봉 또는 후판
10: 오버드라이버 11,21: 스플라인
12: 인너레이스 결합돌환부 20: 인너레이스
22: 오버드라이버 결합환홈부 1: Pipe 2: Round bar or plate
10: Overdriver 11, 21: Spline
12: Innerace jointed-loop portion 20: Inner race
22: Overdrive coupling groove groove

Claims (3)

원웨이 클러치용 인너레이스 앗세이의 제조방법에 있어서,
재질이 SCR 420 HB이면서 이음매가 없는 파이프(seamless pipe)또는 환봉이나 후판 중에 어느 하나를 열간단조 또는 냉간단조하여 오버드라이버의 스플라인과 인너레이스 결합돌환부를 가성형하는 단계;
황삭가공으로 내,외경가공 및, 소둔열처리, 윤활처리, 스플라인 정밀성을 위한 냉간단조공정과, 정밀선삭가공과, 오일홀 천공과, 가스연질화처리를 순차적으로 진행하여 오버드라이버를 제조하는 제 1단계;와,
재질이 SCR 420 HB이면서 이음매가 없는 파이프(seamless pipe)또는 환봉이나 후판 중에 어느 하나를 열간단조 또는 냉간단조하여 인너레이스의 스플라인과, 오버드라이버 결합환홈부를 가성형하는 단계;
황삭가공으로 내,외경가공 및, 소둔열처리, 윤활처리, 스플라인 정밀성을 위한 냉간단조공정과, 정밀선삭가공과, 오일홀 천공과, 가스연질화처리를 순차적으로 진행하여 인너레이스를 제조하는 제 2단계;와
상기 제 1단계로 제조된 오버드라이버의 인너레이스 결합돌환부를 제 2단계로 제조된 인너레이스의 오버드라이버 결합환홈부에 결합하여 일체화 하는 것을 특징으로 하는 원웨이 클러치용 인너레이스 앗세이의 제조방법.1. A method of manufacturing an inner race attachment for a one-way clutch,
A step of shaping a spline and an inner race jointed portion of an overdrive by hot forging or cold forging either a seamless pipe or a round bar or a thick plate having a material of SCR 420 HB;
The first step of manufacturing the overdrive by progressing inward and outward machining by roughing, annealing annealing, lubrication, cold forging for spline precision, precision turning, oil hole drilling and gas softening in sequence And,
Molding a spline of an inner race and an overdrive combining recessed portion by hot forging or cold forging either a seamless pipe or a round bar or a thick plate with a material of SCR 420 HB;
The second step of manufacturing the inner race by progressing the inner and outer diameter machining by annealing, annealing annealing, lubrication, cold forging for spline precision, precision turning, oil hole drilling and gas softening, And
Wherein the inner race joint portion of the overdrive manufactured in the first step is combined with the overdrive coupling groove portion of the inner race manufactured in the second stage to integrate the inner race joint groove portion of the override driver. . 제 1항에 있어서, 오버드라이버의 인너레이스 결합돌환부가 인너레이스의 오버드라이버 결합환홈부에 결합되어 레이져 또는 전자빔에 의한 용접으로 일체화 된 것을 특징으로 하는 원웨이 클러치용 인너레이스 앗세이의 제조방법.The method of manufacturing an inner race attachment for a one-way clutch according to claim 1, wherein the inner race connecting recessed portion of the overdrive is integrated with the overdrive engaging circular groove portion of the inner race and welded by laser or electron beam . 제 1항에 있어서, 가스연질화처리 후, 오버드라이버의 인너레이스 결합돌환부와 인너레이스의 오버드라이버 결합환홈부는 정확한 끼워맞춤을 위하여 정밀선삭가공을 추가하는 것을 특징으로 하는 원웨이 클러치용 인너레이스 앗세이의 제조방법.The inner race for an one-way clutch according to claim 1, characterized in that after the gas softening treatment, the over-driving coupling portion of the over-driver and the over-driving coupling portion of the inner race add precision turning for precise fitting. Manufacturing method of Assay.
KR1020150087232A 2015-06-19 2015-06-19 One-way keulleochiyong, inner race manufacture method of the assei KR101668192B1 (en)

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CN112355210A (en) * 2020-10-22 2021-02-12 仪征常众汽车部件有限公司 Forging method for automobile hub
CN116984837A (en) * 2023-08-16 2023-11-03 中国航发贵州黎阳航空动力有限公司 Processing method of high-precision thin-wall elastic ring

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KR20090011287A (en) 2007-07-25 2009-02-02 김태형 Supporter of many purposes fishing pole support frame for chair
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CN112355210A (en) * 2020-10-22 2021-02-12 仪征常众汽车部件有限公司 Forging method for automobile hub
CN116984837A (en) * 2023-08-16 2023-11-03 中国航发贵州黎阳航空动力有限公司 Processing method of high-precision thin-wall elastic ring

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