KR100216828B1 - Release cylinder push rod of vehicle clutch - Google Patents

Release cylinder push rod of vehicle clutch Download PDF

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Publication number
KR100216828B1
KR100216828B1 KR1019970009649A KR19970009649A KR100216828B1 KR 100216828 B1 KR100216828 B1 KR 100216828B1 KR 1019970009649 A KR1019970009649 A KR 1019970009649A KR 19970009649 A KR19970009649 A KR 19970009649A KR 100216828 B1 KR100216828 B1 KR 100216828B1
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KR
South Korea
Prior art keywords
push rod
fork
release
clutch
magnet
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KR1019970009649A
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Korean (ko)
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KR19980074024A (en
Inventor
김상진
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류정열
기아자동차주식회사
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Priority to KR1019970009649A priority Critical patent/KR100216828B1/en
Publication of KR19980074024A publication Critical patent/KR19980074024A/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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
    • F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
    • 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
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D25/082—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation
    • F16D25/086—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation the clutch being actuated by a push rod extending coaxially through the input or output shaft

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

본 발명은 자동차 클러치용 릴리스실린더의 푸시로드에 관한 것으로, 종래에는 라인작업시 실린더보디를 클러치하우징에 장착하고 난후에 클러치액을 주입하기전까지는 상기한 푸시로드가 실린더내에서 이동이 자유로워서 어느정도 이상의 힘이 푸시로드에 가해지면 포크홈에서 삽입부가 자주 이탈되는 일이 있어서 조립공정이 원활하지 못하게 되는 문제가 있었다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a push rod of a release cylinder for an automobile clutch. In the related art, the push rod is freely moved in the cylinder until the cylinder body is mounted in the clutch housing and the clutch fluid is injected after the line work. When the above force is applied to the push rod there is a problem that the insertion part is often separated from the fork groove, the assembly process is not smooth.

본 발명은 예시도면 도 3 내지 도 4와 같이, 푸시로드(11)의 후단에 형성시킨 장착홈(20)에 자석으로 된 자석돌출부(22)를 압입하고, 상기 압입된 자석돌출부(22)의 타측을 릴리스포크(6)의 포크홈(15)에 끼워지도록 하여 상기 푸시로드(11)와 릴리스포크(6)를 결합하므로서, 푸시로드(11)와 릴리스포크(6)에 결합력에 더한 자석의 인력이 가미되어지기 때문에 클러치액주입전에도 릴리스포크(6)의 포크홈(15)에서 푸시로드(11)의 자석돌출부(22)가 쉽게 빠지지 않도록 되어 있어서 조립작업이 용이해지는 효과가 있다.3 to 4, the magnet protrusion 22 made of magnet is press-fitted into the mounting groove 20 formed at the rear end of the push rod 11, and the press-fitted magnet protrusion 22 of the present invention is illustrated in FIGS. The other side is fitted to the fork groove 15 of the release fork 6 to couple the push rod 11 and the release fork 6, so that the push rod 11 and the release fork 6 in addition to the coupling force of the magnet Since the attraction force is added, the magnet protrusion 22 of the push rod 11 is not easily pulled out of the fork groove 15 of the release fork 6 even before the clutch fluid injection, so that the assembling work is facilitated.

Description

자동차 클러치용 릴리스실린더의 푸시로드Push rod of release cylinder for automobile clutch

본 발명은 자동차 클러치용 릴리스실린더의 푸시로드에 관한 것으로, 더욱 상세하게는 릴리스실린더의 푸시로드가 클러치액주입전에 릴리스포크의 포크홈에서 쉽게 빠지지 않도록 한 자동차 클러치용 릴리스실린더의 푸시로드에 관한 것이다.The present invention relates to a push rod of a release cylinder for an automobile clutch, and more particularly, to a push rod of a release cylinder for an automobile clutch such that the push rod of the release cylinder does not easily come out of the fork groove of the release fork before the clutch fluid is injected. .

자동차의 원동기로 사용되고 있는 내연기관, 즉 가솔린이나 디젤엔진은 부하가 걸린 상태에서 시동될 수 없으며, 또한 변속기 기어의 변환시에도 엔진을 무부하로 할 필요가 있고, 발진시 엔진의 동력을 서서히 구동범위로 전달해야 하는 등의 이유로 엔진과 수동변속기 사이에는 클러치가 장착되고 있다.Internal combustion engines used as motors of automobiles, such as gasoline or diesel engines, cannot be started under load, and the engine needs to be unloaded even when the transmission gear is changed. Clutch is fitted between the engine and the manual transmission for reasons such as transmission.

예시도면 도 1은 이러한 클러치의 조작력전달을 설명하기 위한 사시도로서, 클러치는 엔진동력을 단속하는 클러치본체(1)와 클러치를 조작하기 위한 조작기구로 이루어져 있다.Exemplary Drawing FIG. 1 is a perspective view for explaining the operation force transmission of the clutch, the clutch is composed of a clutch body (1) for controlling the engine power and an operating mechanism for operating the clutch.

클러치본체(1)는 도시된 바와 같이 엔진의 크랭크축과 일체가 되어 회전하는 플라이휘일의 뒷면에 클러치커버(2)가 장치되고, 그내측에는 압력판, 클러치스프링, 릴리스레버(3)등이 조립되어 있다. 클러치축은 크랭크축의 중심에 설치된 파일럿베어링과 변속기의 베어링에 의해 지지되어 있으며, 변속기의 구동기어와 일체로 회전한다.As shown in the figure, the clutch body 1 is provided with a clutch cover 2 on the rear side of the flywheel which is integrated with the crankshaft of the engine and the pressure plate, the clutch spring, the release lever 3, and the like are assembled therein. It is. The clutch shaft is supported by a pilot bearing installed at the center of the crankshaft and a bearing of the transmission, and rotates integrally with the drive gear of the transmission.

클러치 조작기구는 클러치페달(4)의 조작력을 클러치본체(1)에 전달하는 것으로 릴리스베어링(5), 릴리스포크(6) 및 클러치페달의 조작력을 상기 릴리스포크(6)로 전달하는 기구 등으로 구성되어 있다.The clutch operating mechanism is a mechanism for transmitting the operating force of the clutch pedal 4 to the clutch body 1, and for transmitting the operating force of the release bearing 5, the release fork 6 and the clutch pedal to the release fork 6. Consists of.

도시된 것은 유압식 조작기구로, 상기 릴리스포크(6)로 조작력을 전달하는 것은 마스터실린더(7)와 릴리스실린더(8)이다.Shown is a hydraulic actuating mechanism, and it is the master cylinder 7 and the release cylinder 8 that transmit the operating force to the release fork 6.

여기서, 릴리스실리더(8)는 마스터실린더(7)에서 압송되는 클러치액에 의해 릴리스포크(6)를 미는 힘이 작용하며, 이를 좀더 상세히 설명하기 위한 예시도면 도 2는 릴리스실린더의 작동상태를 나타내기 위한 도 1의 A-A선 단면도이다.Here, the release cylinder 8 is a force that pushes the release fork (6) by the clutch fluid that is pushed from the master cylinder (7), an exemplary view for explaining in more detail Figure 2 shows the operating state of the release cylinder It is AA sectional drawing of FIG. 1 for showing.

릴리스실린더(8)는 원통형의 내경을 갖는 원통형 실린더보디(9)내에 피스톤(10)과 푸시로드(11)가 장착되고, 피스톤(10)과 실린더보디(9) 내측은 상술된 마스터실린더의 클러치액에 공급되는 작용실이 구성되며, 상기 작용실내에서 피스톤(10)과 실린더보디 내면사이에 탄발스프링(12)이 장착되어 있다.The release cylinder 8 is equipped with a piston 10 and a push rod 11 in a cylindrical cylinder body 9 having a cylindrical inner diameter, and the piston 10 and the cylinder body 9 inside the clutch of the master cylinder described above. A working chamber to be supplied to the liquid is configured, and a carbon spring 12 is mounted between the piston 10 and the inner surface of the cylinder body in the working chamber.

탄발스프링(12)은 푸시로드(11)를 릴리스포크(6) 선단에 항상 밀착시키는 역할을 하며, 이는 클러치의 페이싱이 마모되고, 이에 따라 릴리스포크(6) 선단의 작용점이 이동되어도 푸시로드(11)의 선단을 릴리스포크(6)의 선단에 밀착시켜, 마스터실린더(7)의 작동유압이 용이하게 작동되도록 하기 위함이다.The ball spring 12 serves to keep the push rod 11 in close contact with the tip of the release fork 6, which causes the clutch's facing to wear out and thus the push rod 11 is moved even when the action point of the tip of the release fork 6 is moved. This is to close the tip of 11) to the tip of the release fork 6 so that the hydraulic pressure of the master cylinder 7 can be easily operated.

여기서, 상기 탄발스프링(12)과 피스톤(10)의 일측이 결합됨에 있어 상기 탄발스프링(12)은 원통형상의 코일스프링으로 그 일단은 실린더보디의 내면에 밀착되고 타단은 피스톤 일측의 안착면(13)에 밀착되고 상기 안착면(13)의 중앙에 돌출턱(14)이 성형되어 있어 상기 원통형상 코일스프링의 위치를 고정시켜주고 있다.Here, the one side of the carbon spring 12 and the piston 10 is coupled to the carbon spring 12 is a cylindrical coil spring of which one end is in close contact with the inner surface of the cylinder body and the other end of the seating surface 13 of the piston ) And a protruding jaw 14 is formed in the center of the seating surface 13 to fix the position of the cylindrical coil spring.

상기한 유압조작기구중에 릴리스실린더(8)의 푸시로드(11)와 릴리스포크(6)의 결합은 푸시로드(11) 후단의 돌출된 삽입부(16)가 릴리스포크(6)의 포크홈(15)에 끼워져 되는 것인 바, 라인작업시 실린더보디(9)를 클러치하우징에 장착하고 난후에 클러치액을 주입하기전까지는 상기한 푸시로드(11)가 실린더내에서 이동이 자유로워서 어느정도 이상의 힘이 푸시로드(11)에 가해지면 포크홈(15)에서 삽입부(16)가 자주 이탈되는 일이 있어서 조립공정이 원활하지 못하게 되는 문제가 있었다.In the above-mentioned hydraulic control mechanism, the push rod 11 of the release cylinder 8 and the release fork 6 are coupled to each other so that the protruding insert 16 at the rear end of the push rod 11 has a fork groove of the release fork 6 ( 15) Since the push rod 11 is free to move in the cylinder until the cylinder body 9 is mounted in the clutch housing and the clutch fluid is injected after the line work. When the push rod 11 is applied, the insertion part 16 is frequently separated from the fork groove 15, and thus there is a problem that the assembly process is not smooth.

따라서, 본 발명은 상기한 종래의 문제를 해결하기 위하여 안출된 것으로, 릴리스실린더의 푸시로드가 클러치액주입전에 릴리스포크의 포크홈에서 쉽게 빠지지 않도록 자석돌출부가 장착된 자동차 클러치용 릴리스실린더의 푸시로드를 제공하고자 함에 발명의 목적이 있다.Accordingly, the present invention has been made to solve the above-described conventional problems, the push rod of the release clutch for automobile clutch equipped with a magnetic projection so that the push rod of the release cylinder does not easily come out of the fork groove of the release fork before the clutch fluid injection. The purpose of the invention is to provide.

상기와 같은 목적을 실현하기 위한 본 발명은 푸시로드의 후단에 장착홈이 형성되고, 상기한 장착홈에 자석돌출부의 일측이 압입되고, 상기 자석돌출부의 타측은 릴리스포크의 포크홈에 장착되게 한 것이다.The present invention for realizing the above object is provided with a mounting groove formed on the rear end of the push rod, one side of the magnetic projection is pressed into the mounting groove, the other side of the magnetic projection is to be mounted to the fork groove of the release fork will be.

따라서, 본 발명은 푸시로드의 후단에 형성시킨 장착홈에 자석으로 된 자석돌출부의 일측을 압입하고, 압입된 자석돌출부의 타측을 릴리스포크의 포크홈에 끼워지도록 하여 상기 푸시로드와 릴리스포크를 결합하므로서, 푸시로드와 릴리스포크에 자석의 인력이 가미되어지기 때문에 클러치액주입전에도 릴리스포크의 포크홈에서 쉽게 빠지지 않도록 하는 것이다.Therefore, the present invention presses one side of the magnetic projection of the magnet into the mounting groove formed in the rear end of the push rod, and the other side of the pressed magnet projection to be fitted into the fork groove of the release fork to combine the push rod and the release fork Therefore, the attraction force of the magnet is added to the push rod and the release fork so that it does not easily come out of the fork groove of the release fork even before the clutch fluid is injected.

도 1은 클러치 본체와 조작기구를 나타낸 사시도,1 is a perspective view showing a clutch body and an operation mechanism;

도 2는 종래 릴리스실린더의 푸시로드와 릴리스포크의 결합상태를 나타낸 도 1의 A-A선 단면도,Figure 2 is a cross-sectional view taken along line A-A of Figure 1 showing a coupling state of the push rod and the release fork of the conventional release cylinder,

도 3은 본 발명에 따른 푸시로드의 구성을 보인 분해도,3 is an exploded view showing the configuration of a push rod according to the present invention,

도 4는 본 발명에 따른 푸시로드와 릴리스포크의 결합상태도이다.Figure 4 is a coupling state of the push rod and the release fork according to the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

6 : 릴리스포크, 8 : 릴리스실린더,6: release fork, 8: release cylinder,

9 : 실린더보디, 10 : 피스톤,9: cylinder body, 10: piston,

11 : 푸시로드, 12 : 탄발스프링,11: push rod, 12: bullet spring,

15 : 포크홈, 20 : 장착홈,15: fork groove, 20: mounting groove,

22 : 자석돌출부.22: magnet projection.

본 발명의 구성 및 작용 효과를 첨부된 예시도면에 의거하여 상세히 설명하면 다음과 같다.Referring to the configuration and operation of the present invention in detail based on the accompanying drawings as follows.

본 발명은 푸시로드(11)의 후단에 장착홈(20)이 형성되고, 상기한 장착홈(20)에 자석돌출부(22)의 일측이 압입되며, 상기 자석돌출부(22)의 타측은 릴리스포크(6)의 포크홈(15)에 장착되게 한 것을 특징으로 하는 자동차 클러치용 릴리스실린더의 푸시로드이다.According to the present invention, a mounting groove 20 is formed at the rear end of the push rod 11, one side of the magnet protrusion 22 is press-fitted into the mounting groove 20, and the other side of the magnet protrusion 22 is a release fork. A push rod of a release cylinder for an automobile clutch, characterized in that it is mounted on the fork groove 15 of (6).

예시도면 도 3은 본 발명에 따른 푸시로드의 구성을 보인 분해도이고, 도 4는 본 발명에 따른 푸시로드와 릴리스포크의 결합상태도이다.3 is an exploded view showing the configuration of a push rod according to the present invention, Figure 4 is a coupling state of the push rod and the release fork according to the present invention.

여기서, 본 발명은 릴리스실린더(8)의 원통형 실린더보디(9)내에 피스톤(10)과 함께 장착되는 푸시로드(11)에 대한 것으로, 상기한 푸시로드(11)는 릴리스포크(6)와이 결합이 좀더 공고히 되도록 하여 조립작업이 용이해지도록 형성한 것이다.Here, the present invention relates to a push rod (11) mounted together with a piston (10) in the cylindrical cylinder body (9) of the release cylinder (8), the push rod (11) is coupled to the release fork (6) The more solid, so as to facilitate the assembly work is formed.

상기한 푸시로드(11)의 후단에는 오목형상의 장착홈(20)이 형성되고, 상기한 장착홈(20)에는 자석으로 된 자석돌출부(22) 일측을 압입하여 쉽게 빠지지 않도록 하는 한편, 장착홈(20)내에 일측이 압입된 자석돌출부(22)의 타측은 종래의 삽입부와 같이 릴리스포크(6)의 포크홈(15)에 결합될 수 있도록 돌출되게 한 것이다.A recessed mounting groove 20 is formed at the rear end of the push rod 11, and the mounting groove 20 is press-fitted with one side of the magnet projection 22 made of magnet so as not to be easily pulled out, and the mounting groove. The other side of the magnet projection 22, one side of which is press-fitted in 20, is to protrude so that it can be coupled to the fork groove 15 of the release fork 6, as in the conventional insertion portion.

따라서, 본 발명은 클러치액의 주입전에 릴리스포크(6)의 포크홈(15)에 푸시로드(11)를 결합시키는데 있어서, 상기한 푸시로드(11)후단측의 장착홈(20)에 압입된 자석돌출부(22)를 포크홈(15)에 끼워넣으면, 상기한 푸시로드(11)의 자석돌출부(22)와 포크홈(15)과의 결합력에 자석의 인력이 가미가 되어지므로 실린더내에서 푸시로드(11)의 이동이 그다지 자유롭지 않게 된다.Therefore, in the present invention, when the push rod 11 is coupled to the fork groove 15 of the release fork 6 before injection of the clutch fluid, the push rod 11 is pushed into the mounting groove 20 on the rear end side of the push rod 11. When the magnet protrusion 22 is inserted into the fork groove 15, the attraction force of the magnet is added to the coupling force between the magnet protrusion 22 and the fork groove 15 of the push rod 11, so it is pushed in the cylinder. The movement of the rod 11 is not so free.

이에 푸시로드(11)에 힘이 가해지더라도 포크홈(15)에서 자석돌출부(22)가 쉽게 빠지지 않게 된다.Even if a force is applied to the push rod 11, the magnet protrusion 22 in the fork groove 15 is not easily pulled out.

상기한 바와 같이, 본 발명은 푸시로드(11)의 후단에 형성시킨 장착홈(20)에 자석으로 된 자석돌출부(22)를 압입하고, 상기 압입된 자석돌출부(22)의 타측을 릴리스포크(6)의 포크홈(15)에 끼워지도록 하여 상기 푸시로드(11)와 릴리스포크(6)를 결합하므로서, 푸시로드(11)와 릴리스포크(6)에 결합력에 더한 자석의 인력이 가미되어지기 때문에 클러치액주입전에도 릴리스포크(6)의 포크홈(15)에서 푸시로드(11)의 자석돌출부(22)가 쉽게 빠지지 않도록 되어 있어서 조립작업이 용이해지는 효과가 있다.As described above, the present invention press-fits the magnet projection 22 made of magnet into the mounting groove 20 formed in the rear end of the push rod 11, and the other side of the press-in magnet projection 22, the release fork ( 6, the push rod 11 and the release fork 6 are coupled to each other so that the push rod 11 and the release fork 6 are coupled to the push rod 11 and the release fork 6. Therefore, even before the clutch fluid injection, the magnet protrusion 22 of the push rod 11 does not easily come out of the fork groove 15 of the release fork 6, thereby making it easy to assemble.

Claims (1)

푸시로드(11)의 후단에 장착홈(20)이 형성되고, 상기한 장착홈(20)에 자석돌출부(22)의 일측이 압입되며, 상기 자석돌출부(22)의 타측은 릴리스포크(6)의 포크홈(15)에 장착되게 한 것을 특징으로 하는 자동차 클러치용 릴리스실린더의 푸시로드.A mounting groove 20 is formed at the rear end of the push rod 11, one side of the magnet protrusion 22 is press-fitted into the mounting groove 20, and the other side of the magnet protrusion 22 is a release fork 6. Push rod of the release cylinder for an automobile clutch, characterized in that it is mounted on the fork groove (15).
KR1019970009649A 1997-03-21 1997-03-21 Release cylinder push rod of vehicle clutch KR100216828B1 (en)

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KR100551084B1 (en) * 2003-11-20 2006-02-10 현대자동차주식회사 Clutch release assembly
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